  357.654257] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  357.663083]  ? kvm_clock_read+0x18/0x30
[  357.668593] 2312 total pagecache pages
[  357.677158]  ? kvm_sched_clock_read+0x9/0x20
[  357.681120] 0 pages in swap cache
[  357.684998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.689392] Swap cache stats: add 0, delete 0, find 0/0
[  357.692839]  ? check_preemption_disabled+0x48/0x280
[  357.698347] Free swap  = 0kB
[  357.703705]  irq_exit+0x17f/0x1c0
[  357.708694] Total swap = 0kB
[  357.711705]  smp_apic_timer_interrupt+0x1cb/0x760
[  357.715138] 1965979 pages RAM
[  357.718323]  ? smp_reschedule_interrupt+0x109/0x650
[  357.723149] 0 pages HighMem/MovableOnly
[  357.726247]  ? smp_call_function_single_interrupt+0x650/0x650
[  357.731239] 342867 pages reserved
[  357.735211]  ? interrupt_entry+0xb5/0xc0
[  357.741069] 0 pages cma reserved
[  357.744548]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.748638] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.751933]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.751949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.751966]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.757886] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.763450]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.768440] syz-fuzzer cpuset=
[  357.773275]  ? task_prio+0x50/0x50
[  357.778272] /
[  357.788696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.793692]  mems_allowed=0
[  357.796876]  ? check_preemption_disabled+0x48/0x280
[  357.815532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.820392]  apic_timer_interrupt+0xf/0x20
[  357.824617]  </IRQ>
[  357.826862] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  357.831796] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  357.850694] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  357.858430] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  357.865694] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  357.872958] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  357.880224] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  357.887494] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  357.894825]  skb_clone+0x1bb/0x500
[  357.898366]  ? skb_split+0x11e0/0x11e0
[  357.902255]  ? check_preemption_disabled+0x48/0x280
[  357.907280]  ? __this_cpu_preempt_check+0x1c/0x20
[  357.912125]  ? __bpf_redirect+0x54b/0xb20
[  357.916282]  bpf_clone_redirect+0xb9/0x490
[  357.920526]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  357.925554]  ? __sched_text_start+0x8/0x8
[  357.929720]  ? find_held_lock+0x36/0x1c0
[  357.933794]  ? lock_acquire+0x1ed/0x520
[  357.937769]  ? bpf_test_run+0x3cb/0x780
[  357.941751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.947296]  ? check_preemption_disabled+0x48/0x280
[  357.952324]  ? kasan_check_read+0x11/0x20
[  357.956478]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.961760]  ? rcu_softirq_qs+0x20/0x20
[  357.965759]  ? preempt_schedule+0x4d/0x60
[  357.969918]  ? ___preempt_schedule+0x16/0x18
[  357.974340]  ? bpf_test_run+0x25d/0x780
[  357.978830]  ? netlink_diag_dump+0x2a0/0x2a0
[  357.983260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.988815]  ? bpf_test_init.isra.10+0x70/0x100
[  357.993491]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  357.998260]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.003118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.008670]  ? fput+0x130/0x1a0
[  358.011950]  ? __bpf_prog_get+0x9b/0x290
[  358.016025]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.020870]  ? bpf_prog_test_run+0x130/0x1a0
[  358.025284]  ? __x64_sys_bpf+0x3d8/0x520
[  358.029348]  ? bpf_prog_get+0x20/0x20
[  358.033169]  ? do_syscall_64+0x1b9/0x820
[  358.037234]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.042603]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.047536]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.052551]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.057571]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  358.064243]  ? __switch_to_asm+0x40/0x70
[  358.068304]  ? __switch_to_asm+0x34/0x70
[  358.072378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.077233]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.082842] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  358.082938] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.089517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.089526] Call Trace:
[  358.096114] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.105356]  <IRQ>
[  358.107930] syz-executor3 cpuset=
[  358.118408]  dump_stack+0x244/0x39d
[  358.120527] syz3
[  358.123975]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.127580]  mems_allowed=0
[  358.129559]  warn_alloc.cold.117+0xb7/0x1bd
[  358.141939]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.146789]  ? lock_downgrade+0x900/0x900
[  358.150955]  ? trace_hardirqs_off+0xb8/0x310
[  358.155373]  ? trace_hardirqs_off+0xb8/0x310
[  358.159795]  __alloc_pages_slowpath+0x2660/0x2d70
[  358.164699]  ? warn_alloc+0x120/0x120
[  358.168504]  ? warn_alloc+0x120/0x120
[  358.172311]  ? print_usage_bug+0xc0/0xc0
[  358.176374]  ? warn_alloc+0x120/0x120
[  358.180184]  ? print_usage_bug+0xc0/0xc0
[  358.184259]  ? __lock_acquire+0x62f/0x4c20
[  358.188507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.194045]  ? should_fail+0x22d/0xd01
[  358.197932]  ? __lock_acquire+0x62f/0x4c20
[  358.202220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.207329]  ? __lock_acquire+0x62f/0x4c20
[  358.211573]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.216677]  ? __lock_acquire+0x62f/0x4c20
[  358.220910]  ? should_fail+0x22d/0xd01
[  358.224824]  ? mark_held_locks+0x130/0x130
[  358.229065]  ? mark_held_locks+0x130/0x130
[  358.233306]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  358.238445]  ? zap_class+0x640/0x640
[  358.242160]  ? print_usage_bug+0xc0/0xc0
[  358.246225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.251766]  ? check_preemption_disabled+0x48/0x280
[  358.256792]  ? __lock_is_held+0xb5/0x140
[  358.260861]  __alloc_pages_nodemask+0xa80/0xde0
[  358.265531]  ? zap_class+0x640/0x640
[  358.269262]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  358.274300]  ? find_held_lock+0x36/0x1c0
[  358.278374]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.283077]  ? lock_downgrade+0x900/0x900
[  358.287235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.292778]  cache_grow_begin+0xa5/0x8c0
[  358.296839]  ? do_raw_spin_unlock+0xa7/0x330
[  358.301256]  fallback_alloc+0x204/0x2e0
[  358.305243]  ____cache_alloc_node+0x1c7/0x1e0
[  358.309778]  kmem_cache_alloc_node+0xe3/0x730
[  358.314281]  ? ipv6_get_ifaddr+0x42e/0x620
[  358.318529]  __alloc_skb+0x119/0x770
[  358.322248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.327535]  ? netdev_alloc_frag+0x1f0/0x1f0
[  358.331946]  ? lock_downgrade+0x900/0x900
[  358.336119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.341660]  ? refcount_sub_and_test_checked+0x203/0x310
[  358.347116]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  358.352572]  ? addrconf_rs_timer+0x690/0x690
[  358.356995]  ndisc_alloc_skb+0x144/0x340
[  358.361074]  ndisc_send_rs+0x331/0x6e0
[  358.364967]  addrconf_rs_timer+0x314/0x690
[  358.369207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.373488]  call_timer_fn+0x272/0x920
[  358.377376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.381620]  ? process_timeout+0x40/0x40
[  358.385692]  ? mark_held_locks+0xc7/0x130
[  358.389848]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.394344]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.398836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.403074]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.407658]  ? trace_hardirqs_on+0xbd/0x310
[  358.411980]  ? kasan_check_read+0x11/0x20
[  358.416151]  ? __run_timers+0x7da/0xc70
[  358.420131]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.425351]  ? prandom_seed_full_state+0x3b0/0x3b0
[  358.430298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.434538]  __run_timers+0x7e5/0xc70
[  358.438403]  ? timer_fixup_init+0x70/0x70
[  358.442562]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.447584]  ? zap_class+0x640/0x640
[  358.451308]  ? print_usage_bug+0xc0/0xc0
[  358.455379]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  358.460576]  ? find_held_lock+0x36/0x1c0
[  358.464644]  ? zap_class+0x640/0x640
[  358.468377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.473917]  ? check_preemption_disabled+0x48/0x280
[  358.478948]  ? __lock_is_held+0xb5/0x140
[  358.483020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.488557]  ? check_preemption_disabled+0x48/0x280
[  358.493577]  run_timer_softirq+0x52/0xb0
[  358.497637]  ? rcu_read_lock_sched_held+0x14f/0x180
[  358.502653]  __do_softirq+0x308/0xb7e
[  358.506474]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  358.510968]  ? lock_downgrade+0x900/0x900
[  358.515120]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  358.520243]  ? pvclock_read_flags+0x160/0x160
[  358.524805]  ? lapic_next_event+0x5a/0x90
[  358.528985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.534537]  ? kvm_clock_read+0x18/0x30
[  358.538509]  ? kvm_sched_clock_read+0x9/0x20
[  358.542924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.548478]  ? check_preemption_disabled+0x48/0x280
[  358.553510]  irq_exit+0x17f/0x1c0
[  358.556966]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.561835]  ? smp_reschedule_interrupt+0x109/0x650
[  358.566852]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.572738]  ? interrupt_entry+0xb5/0xc0
[  358.576802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.581821]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.586845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.591690]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.596710]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.601726]  ? task_prio+0x50/0x50
[  358.605269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.610809]  ? check_preemption_disabled+0x48/0x280
[  358.615833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.620690]  apic_timer_interrupt+0xf/0x20
[  358.624917]  </IRQ>
[  358.627162] RIP: 0010:console_unlock+0xffa/0x1160
[  358.632027] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  358.650931] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  358.658643] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  358.665911] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  358.673178] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  358.680447] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  358.687738] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  358.695031]  ? netconsole_netdev_event+0x280/0x280
[  358.699978]  ? console_unlock+0xff1/0x1160
[  358.704249]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  358.708958]  ? lock_release+0xa00/0xa00
[  358.712934]  ? interrupt_entry+0xc0/0xc0
[  358.717036]  vprintk_emit+0x33d/0x930
[  358.720845]  ? wake_up_klogd+0x180/0x180
[  358.724909]  ? attach_entity_load_avg+0x810/0x860
[  358.729748]  ? __lock_acquire+0x600/0x4c20
[  358.733986]  ? mark_held_locks+0x130/0x130
[  358.738227]  ? print_usage_bug+0xc0/0xc0
[  358.742304]  ? find_held_lock+0x36/0x1c0
[  358.746379]  ? mark_held_locks+0xc7/0x130
[  358.750538]  vprintk_default+0x28/0x30
[  358.754431]  vprintk_func+0x7e/0x181
[  358.758145]  printk+0xa7/0xcf
[  358.761253]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  358.766036]  show_free_areas.cold.118+0x1e0b/0x215d
[  358.771081]  ? si_meminfo_node+0x260/0x260
[  358.775329]  ? __lock_acquire+0x62f/0x4c20
[  358.779567]  ? __lock_acquire+0x62f/0x4c20
[  358.783802]  ? __lock_is_held+0xb5/0x140
[  358.787882]  ? mark_held_locks+0x130/0x130
[  358.792125]  ? zap_class+0x640/0x640
[  358.795841]  ? put_dec+0x3b/0xf0
[  358.799213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.804760]  ? find_held_lock+0x36/0x1c0
[  358.808838]  ? serial8250_console_write+0x8b3/0xb10
[  358.813857]  ? lock_downgrade+0x900/0x900
[  358.818013]  ? zap_class+0x640/0x640
[  358.821733]  ? zap_class+0x640/0x640
[  358.825453]  ? print_usage_bug+0xc0/0xc0
[  358.829519]  ? do_raw_spin_unlock+0xa7/0x330
[  358.833933]  ? trace_hardirqs_on+0x310/0x310
[  358.838347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.843902]  ? find_held_lock+0x36/0x1c0
[  358.847976]  ? mark_held_locks+0xc7/0x130
[  358.852300]  ? console_unlock+0xfcd/0x1160
[  358.856535]  ? netconsole_netdev_event+0x280/0x280
[  358.861473]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  358.866062]  ? trace_hardirqs_on+0xbd/0x310
[  358.870383]  ? vprintk_emit+0x33d/0x930
[  358.874364]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.879475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.885027]  ? netconsole_netdev_event+0x280/0x280
[  358.889963]  ? console_unlock+0x8d8/0x1160
[  358.894215]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  358.898903]  ? lock_release+0xa00/0xa00
[  358.902897]  ? preempt_count_add+0xbc/0x1b0
[  358.907220]  ? wake_up_klogd+0x11a/0x180
[  358.911290]  ? console_device+0xc0/0xc0
[  358.915281]  ? vprintk_emit+0x268/0x930
[  358.919259]  ? wake_up_klogd+0x180/0x180
[  358.923331]  ? trace_hardirqs_on_caller+0xc0/0x310
[  358.928268]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.933041]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  358.938495]  ? retint_kernel+0x1b/0x2d
[  358.942385]  ? trace_hardirqs_on+0x310/0x310
[  358.946835]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.951617]  ? trace_initcall_level+0x80/0x31b
[  358.956204]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  358.960969]  ? show_mem+0x1e/0x17b
[  358.964523]  show_mem+0x34/0x17b
[  358.967896]  dump_header+0x2f1/0xf72
[  358.971624]  ? mark_held_locks+0x130/0x130
[  358.975865]  ? pagefault_out_of_memory+0x197/0x197
[  358.980808]  ? __lock_acquire+0x62f/0x4c20
[  358.985043]  ? zap_class+0x640/0x640
[  358.988761]  ? percpu_ref_get_many+0x240/0x240
[  358.993344]  ? print_usage_bug+0xc0/0xc0
[  358.997404]  ? print_usage_bug+0xc0/0xc0
[  359.001470]  ? zap_class+0x640/0x640
[  359.005187]  ? print_usage_bug+0xc0/0xc0
[  359.009251]  ? print_usage_bug+0xc0/0xc0
[  359.013329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.018872]  ? find_held_lock+0x36/0x1c0
[  359.022944]  ? mark_held_locks+0xc7/0x130
[  359.027103]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.032209]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.037316]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.041902]  ? trace_hardirqs_on+0xbd/0x310
[  359.046231]  ? kasan_check_read+0x11/0x20
[  359.050381]  ? ___ratelimit+0x3b4/0x672
[  359.054362]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.059471]  ? trace_hardirqs_on+0x310/0x310
[  359.063880]  ? lock_downgrade+0x900/0x900
[  359.068044]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.073146]  ? ___ratelimit+0x3b9/0x672
[  359.077122]  ? idr_get_free+0xec0/0xec0
[  359.081096]  ? find_held_lock+0x36/0x1c0
[  359.085171]  oom_kill_process.cold.27+0x10/0x903
[  359.089931]  ? zap_class+0x640/0x640
[  359.093646]  ? check_preemption_disabled+0x48/0x280
[  359.098668]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.103602]  ? kasan_check_read+0x11/0x20
[  359.107778]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.113069]  ? oom_evaluate_task+0x540/0x540
[  359.117495]  ? find_held_lock+0x36/0x1c0
[  359.121563]  ? out_of_memory+0x974/0x1430
[  359.125711]  ? lock_downgrade+0x900/0x900
[  359.129858]  ? check_preemption_disabled+0x48/0x280
[  359.134885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.139824]  ? kasan_check_read+0x11/0x20
[  359.144020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.149318]  ? rcu_softirq_qs+0x20/0x20
[  359.153302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.158839]  ? oom_evaluate_task+0x302/0x540
[  359.163257]  out_of_memory+0xa84/0x1430
[  359.167262]  ? oom_killer_disable+0x3a0/0x3a0
[  359.171765]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  359.176698]  ? __mutex_add_waiter+0x2a0/0x2a0
[  359.181214]  __alloc_pages_slowpath+0x22d4/0x2d70
[  359.186090]  ? warn_alloc+0x120/0x120
[  359.189894]  ? rcu_softirq_qs+0x20/0x20
[  359.193895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.199435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.204969]  ? should_fail+0x22d/0xd01
[  359.208859]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.213966]  ? zap_class+0x640/0x640
[  359.217707]  ? __lock_is_held+0xb5/0x140
[  359.221779]  ? mark_held_locks+0x130/0x130
[  359.226025]  ? lock_release+0xa00/0xa00
[  359.230000]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.235474]  ? __might_sleep+0x95/0x190
[  359.239461]  __alloc_pages_nodemask+0xa80/0xde0
[  359.244138]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  359.249160]  ? __page_cache_alloc+0x191/0x5c0
[  359.253660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.258588]  ? kasan_check_read+0x11/0x20
[  359.262736]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.268038]  ? zap_class+0x640/0x640
[  359.271760]  ? zap_class+0x640/0x640
[  359.275472]  ? zap_class+0x640/0x640
[  359.279204]  ? __do_page_cache_readahead+0x7ce/0x980
[  359.284317]  ? find_held_lock+0x36/0x1c0
[  359.288389]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  359.293935]  alloc_pages_current+0x173/0x350
[  359.298389]  __page_cache_alloc+0x38c/0x5c0
[  359.302713]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.307650]  ? kasan_check_read+0x11/0x20
[  359.311830]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.317140]  ? generic_perform_write+0x6a0/0x6a0
[  359.321912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.327448]  ? check_preemption_disabled+0x48/0x280
[  359.332478]  filemap_fault+0x1594/0x25f0
[  359.336554]  ? __lock_page_or_retry+0xa00/0xa00
[  359.341230]  ? mark_held_locks+0x130/0x130
[  359.345465]  ? rcu_softirq_qs+0x20/0x20
[  359.349456]  ? kasan_check_read+0x11/0x20
[  359.353621]  ? rcu_softirq_qs+0x20/0x20
[  359.357608]  ? filemap_map_pages+0xe04/0x1990
[  359.362111]  ? print_usage_bug+0xc0/0xc0
[  359.366175]  ? unwind_get_return_address+0x61/0xa0
[  359.371123]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  359.376054]  ? print_usage_bug+0xc0/0xc0
[  359.380140]  ? print_usage_bug+0xc0/0xc0
[  359.384207]  ? __lock_acquire+0x62f/0x4c20
[  359.388456]  ? save_stack+0x43/0xd0
[  359.392099]  ? __kasan_slab_free+0x102/0x150
[  359.396509]  ? kasan_slab_free+0xe/0x10
[  359.400481]  ? kmem_cache_free+0x83/0x290
[  359.404631]  ? __sigqueue_free.part.29+0x74/0x90
[  359.409408]  ? lock_acquire+0x1ed/0x520
[  359.413384]  ? ext4_filemap_fault+0x7a/0xad
[  359.417732]  ? lock_release+0xa00/0xa00
[  359.421715]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.427199]  ? print_usage_bug+0xc0/0xc0
[  359.431260]  ? print_usage_bug+0xc0/0xc0
[  359.435341]  ? down_read+0x8d/0x120
[  359.438963]  ? ext4_filemap_fault+0x7a/0xad
[  359.443290]  ? __down_interruptible+0x700/0x700
[  359.447971]  ext4_filemap_fault+0x82/0xad
[  359.452128]  __do_fault+0x100/0x6b0
[  359.455762]  ? pmd_devmap_trans_unstable+0x220/0x220
[  359.460864]  ? mark_held_locks+0x130/0x130
[  359.465127]  ? mark_held_locks+0x130/0x130
[  359.469362]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  359.474904]  ? rcu_pm_notify+0xc0/0xc0
[  359.478831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.484373]  __handle_mm_fault+0x307c/0x5920
[  359.488820]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  359.493661]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.498188]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.502807]  ? trace_hardirqs_on+0xbd/0x310
[  359.507147]  ? kasan_check_read+0x11/0x20
[  359.511299]  ? __set_current_blocked+0xdf/0x120
[  359.515969]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.521092]  ? zap_class+0x640/0x640
[  359.524833]  ? zap_class+0x640/0x640
[  359.528552]  ? find_held_lock+0x36/0x1c0
[  359.532626]  ? handle_mm_fault+0x42a/0xc70
[  359.536860]  ? lock_downgrade+0x900/0x900
[  359.541011]  ? check_preemption_disabled+0x48/0x280
[  359.546039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.550971]  ? kasan_check_read+0x11/0x20
[  359.555128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.560419]  ? rcu_softirq_qs+0x20/0x20
[  359.564390]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.569495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.575039]  ? check_preemption_disabled+0x48/0x280
[  359.580063]  handle_mm_fault+0x54f/0xc70
[  359.584129]  ? __handle_mm_fault+0x5920/0x5920
[  359.588720]  ? find_vma+0x34/0x190
[  359.592268]  __do_page_fault+0x5e8/0xe60
[  359.596340]  ? exit_to_usermode_loop+0x1f4/0x380
[  359.601103]  do_page_fault+0xf2/0x7e0
[  359.604904]  ? vmalloc_sync_all+0x30/0x30
[  359.609059]  ? error_entry+0x70/0xd0
[  359.612772]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.617803]  ? trace_hardirqs_on_caller+0xc0/0x310
[  359.622733]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.627662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.632503]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.637521]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.642991]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.648063]  ? prepare_exit_to_usermode+0x291/0x3b0
[  359.653096]  ? page_fault+0x8/0x30
[  359.656644]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.661493]  ? page_fault+0x8/0x30
[  359.665043]  page_fault+0x1e/0x30
[  359.668493] RIP: 0033:0x45db60
[  359.671703] Code: Bad RIP value.
[  359.675062] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  359.680434] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  359.687697] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  359.694961] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  359.702230] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  359.709515] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  359.716806] warn_alloc_show_mem: 1 callbacks suppressed
[  359.716818] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  359.716820] Mem-Info:
[  359.716851] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  359.716851]  active_file:14 inactive_file:14 isolated_file:0
[  359.716851]  unevictable:0 dirty:0 writeback:0 unstable:0
[  359.716851]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  359.716851]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  359.716851]  free:13738 free_pcp:524 free_cma:0
[  359.722312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.729346] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  359.731767] Call Trace:
[  359.764727] Node 0 
[  359.774069]  <IRQ>
[  359.801679] 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
[  359.804237]  dump_stack+0x244/0x39d
[  359.806444] lowmem_reserve[]:
[  359.808588]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.834063]  0
[  359.837693]  warn_alloc.cold.117+0xb7/0x1bd
[  359.840767]  2818
[  359.845984]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.847762]  6321
[  359.852081]  ? lock_downgrade+0x900/0x900
[  359.854121]  6321
[  359.858957]  ? trace_hardirqs_off+0xb8/0x310
[  359.865141]  ? trace_hardirqs_off+0xb8/0x310
[  359.867177] Node 0 
[  359.871583]  __alloc_pages_slowpath+0x2660/0x2d70
[  359.875984] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  359.878211]  ? warn_alloc+0x120/0x120
[  359.882997] lowmem_reserve[]: 0
[  359.909728]  ? warn_alloc+0x120/0x120
[  359.913499]  0
[  359.916782]  ? print_usage_bug+0xc0/0xc0
[  359.920554]  3503
[  359.922348]  ? warn_alloc+0x120/0x120
[  359.926381]  3503
[  359.928435]  ? print_usage_bug+0xc0/0xc0
[  359.934277]  ? __lock_acquire+0x62f/0x4c20
[  359.938336] Node 0 
[  359.942560]  ? __lock_acquire+0x62f/0x4c20
[  359.942596] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  359.944807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.949035] lowmem_reserve[]:
[  359.977568]  ? should_fail+0x22d/0xd01
[  359.983084]  0
[  359.986188]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.990060]  0 0
[  359.991893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.997145]  0
[  359.999110]  ? __lock_acquire+0x62f/0x4c20
[  360.006015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.010226] Node 0 
[  360.015347]  ? __lock_acquire+0x62f/0x4c20
[  360.015357] DMA: 
[  360.017589]  ? should_fail+0x22d/0xd01
[  360.021800] 1*4kB 
[  360.023859]  ? rcu_irq_exit+0x1a2/0x390
[  360.027721] (U) 
[  360.029887]  ? mark_held_locks+0x130/0x130
[  360.033849] 0*8kB 
[  360.035820]  ? mark_held_locks+0x130/0x130
[  360.040032] 0*16kB 
[  360.042178]  ? mark_held_locks+0xc7/0x130
[  360.046387] 1*32kB 
[  360.048647]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  360.052766] (U) 
[  360.055010]  ? zap_class+0x640/0x640
[  360.060018] 2*64kB 
[  360.062010]  ? print_usage_bug+0xc0/0xc0
[  360.065696] (U) 
[  360.067931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.071968] 1*128kB 
[  360.073939]  ? check_preemption_disabled+0x48/0x280
[  360.079447] (U) 
[  360.081810]  ? __lock_is_held+0xb5/0x140
[  360.086783] 1*256kB (U) 
[  360.088827]  __alloc_pages_nodemask+0xa80/0xde0
[  360.092855] 0*512kB 
[  360.095516]  ? zap_class+0x640/0x640
[  360.100159] 1*1024kB 
[  360.102476]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  360.106189] (U) 
[  360.108617]  ? find_held_lock+0x36/0x1c0
[  360.113615] 1*2048kB 
[  360.115594]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.119619] (M) 
[  360.122042]  ? lock_downgrade+0x900/0x900
[  360.126717] 3*4096kB 
[  360.128694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.132812] (M) 
[  360.135216]  cache_grow_begin+0xa5/0x8c0
[  360.140725] = 15908kB
[  360.142705]  ? do_raw_spin_unlock+0xa7/0x330
[  360.146740] Node 0 
[  360.149154]  fallback_alloc+0x204/0x2e0
[  360.153535] DMA32: 
[  360.155765]  ____cache_alloc_node+0x1c7/0x1e0
[  360.159729] 5*4kB 
[  360.161956]  kmem_cache_alloc_node+0xe3/0x730
[  360.166422] (UM) 
[  360.168570]  ? ipv6_get_ifaddr+0x42e/0x620
[  360.173037] 1*8kB 
[  360.175100]  __alloc_skb+0x119/0x770
[  360.179308] (U) 
[  360.181461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.185148] 3*16kB 
[  360.187118]  ? netdev_alloc_frag+0x1f0/0x1f0
[  360.192366] (UM) 
[  360.194601]  ? lock_downgrade+0x900/0x900
[  360.199010] 2*32kB 
[  360.201070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.205188] (UM) 
[  360.207421]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.212949] 4*64kB 
[  360.215014]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.220434] (UM) 
[  360.222669]  ? addrconf_rs_timer+0x690/0x690
[  360.228097] 5*128kB 
[  360.230164]  ndisc_alloc_skb+0x144/0x340
[  360.234539] (UM) 
[  360.236871]  ndisc_send_rs+0x331/0x6e0
[  360.240907] 4*256kB 
[  360.242967]  addrconf_rs_timer+0x314/0x690
[  360.246829] (UM) 
[  360.249147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.253369] 3*512kB 
[  360.255448]  call_timer_fn+0x272/0x920
[  360.259648] (M) 
[  360.261961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.265825] 3*1024kB 
[  360.267799]  ? process_timeout+0x40/0x40
[  360.272017] (UM) 
[  360.274430]  ? __run_timers+0x7da/0xc70
[  360.278545] 3*2048kB 
[  360.280806]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.284773] (UM) 
[  360.287195]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.291663] 3*4096kB 
[  360.293716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.298188] (M) 
[  360.300592]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.304802] = 25100kB
[  360.306790]  ? trace_hardirqs_on+0xbd/0x310
[  360.311368] Node 0 
[  360.313782]  ? kasan_check_read+0x11/0x20
[  360.318070] Normal: 
[  360.320300]  ? __run_timers+0x7da/0xc70
[  360.324423] 922*4kB 
[  360.326768]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.330719] (UMEH) 
[  360.333041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.338120] 452*8kB 
[  360.340346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.344570] (UME) 
[  360.346890]  __run_timers+0x7e5/0xc70
[  360.351097] 175*16kB 
[  360.353250]  ? timer_fixup_init+0x70/0x70
[  360.357021] (UMEH) 
[  360.359427]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.363551] 86*32kB 
[  360.365788]  ? zap_class+0x640/0x640
[  360.370770] (UMEH) 
[  360.373124]  ? enqueue_hrtimer+0x1a5/0x560
[  360.376815] 11*64kB 
[  360.379053]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.383261] (MH) 
[  360.385582]  ? find_held_lock+0x36/0x1c0
[  360.390761] 1*128kB 
[  360.392847]  ? zap_class+0x640/0x640
[  360.396880] (H) 
[  360.399199]  ? pvclock_read_flags+0x160/0x160
[  360.402883] 1*256kB 
[  360.404857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.409329] (H) 
[  360.411643]  ? check_preemption_disabled+0x48/0x280
[  360.417158] 0*512kB 
[  360.419137]  ? __lock_is_held+0xb5/0x140
[  360.424121] 0*1024kB 
[  360.426455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.430503] 0*2048kB 
[  360.432932]  ? check_preemption_disabled+0x48/0x280
[  360.438447] 0*4096kB 
[  360.440865]  run_timer_softirq+0x52/0xb0
[  360.445879] = 13944kB
[  360.448285]  ? rcu_read_lock_sched_held+0x14f/0x180
[  360.452330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.454727]  __do_softirq+0x308/0xb7e
[  360.459723] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.468543]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  360.472321] 2312 total pagecache pages
[  360.481352]  ? lock_downgrade+0x900/0x900
[  360.485830] 0 pages in swap cache
[  360.489700]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  360.493831] Swap cache stats: add 0, delete 0, find 0/0
[  360.497277]  ? pvclock_read_flags+0x160/0x160
[  360.502354] Free swap  = 0kB
[  360.507709]  ? lapic_next_event+0x5a/0x90
[  360.512178] Total swap = 0kB
[  360.515193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.519314] 1965979 pages RAM
[  360.522330]  ? kvm_clock_read+0x18/0x30
[  360.527840] 0 pages HighMem/MovableOnly
[  360.530936]  ? kvm_sched_clock_read+0x9/0x20
[  360.534885] 342867 pages reserved
[  360.538876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.543270] 0 pages cma reserved
[  360.546716]  ? check_preemption_disabled+0x48/0x280
[  360.552292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.555587]  irq_exit+0x17f/0x1c0
[  360.560628] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.567056]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.570488] syz-fuzzer cpuset=
[  360.580941]  ? smp_reschedule_interrupt+0x109/0x650
[  360.585774] /
[  360.588967]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.593960]  mems_allowed=0
[  360.595675]  ? interrupt_entry+0xb5/0xc0
[  360.608503]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.613518]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.618609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.623498]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.628540]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.633557]  ? task_prio+0x50/0x50
[  360.637097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.642631]  ? check_preemption_disabled+0x48/0x280
[  360.647655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.652511]  apic_timer_interrupt+0xf/0x20
[  360.656736]  </IRQ>
[  360.658980] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  360.663918] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  360.683142] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  360.690851] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  360.698118] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  360.705383] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  360.712666] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  360.719931] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  360.727244]  skb_clone+0x1bb/0x500
[  360.730791]  ? skb_split+0x11e0/0x11e0
[  360.734679]  ? check_preemption_disabled+0x48/0x280
[  360.739703]  ? __this_cpu_preempt_check+0x1c/0x20
[  360.744551]  ? __bpf_redirect+0x54b/0xb20
[  360.748712]  bpf_clone_redirect+0xb9/0x490
[  360.752962]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  360.757983]  ? __sched_text_start+0x8/0x8
[  360.762152]  ? find_held_lock+0x36/0x1c0
[  360.766225]  ? lock_acquire+0x1ed/0x520
[  360.770203]  ? bpf_test_run+0x3cb/0x780
[  360.774179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.779716]  ? check_preemption_disabled+0x48/0x280
[  360.784742]  ? kasan_check_read+0x11/0x20
[  360.788897]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.794179]  ? rcu_softirq_qs+0x20/0x20
[  360.798154]  ? preempt_schedule+0x4d/0x60
[  360.802303]  ? ___preempt_schedule+0x16/0x18
[  360.806724]  ? bpf_test_run+0x25d/0x780
[  360.810712]  ? netlink_diag_dump+0x2a0/0x2a0
[  360.815127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.820666]  ? bpf_test_init.isra.10+0x70/0x100
[  360.825340]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  360.830104]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  360.834961]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.840532]  ? fput+0x130/0x1a0
[  360.843845]  ? __bpf_prog_get+0x9b/0x290
[  360.847904]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  360.853232]  ? bpf_prog_test_run+0x130/0x1a0
[  360.857650]  ? __x64_sys_bpf+0x3d8/0x520
[  360.861712]  ? bpf_prog_get+0x20/0x20
[  360.865538]  ? do_syscall_64+0x1b9/0x820
[  360.869599]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  360.874965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.880129]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.885162]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.890180]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  360.896852]  ? __switch_to_asm+0x40/0x70
[  360.900912]  ? __switch_to_asm+0x34/0x70
[  360.904977]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.909893]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.915282] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  360.915357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.921963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.921968] Call Trace:
[  360.921975]  <IRQ>
[  360.921992]  dump_stack+0x244/0x39d
[  360.922023]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.928549] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.937855]  warn_alloc.cold.117+0xb7/0x1bd
[  360.940403] syz-executor3 cpuset=
[  360.942550]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.946149] syz3
[  360.951363]  ? lock_downgrade+0x900/0x900
[  360.961822]  mems_allowed=0
[  360.966142]  ? trace_hardirqs_off+0xb8/0x310
[  360.987828]  ? trace_hardirqs_off+0xb8/0x310
[  360.992260]  __alloc_pages_slowpath+0x2660/0x2d70
[  360.997138]  ? warn_alloc+0x120/0x120
[  361.000953]  ? warn_alloc+0x120/0x120
[  361.004792]  ? print_usage_bug+0xc0/0xc0
[  361.008854]  ? warn_alloc+0x120/0x120
[  361.012655]  ? print_usage_bug+0xc0/0xc0
[  361.016720]  ? __lock_acquire+0x62f/0x4c20
[  361.020955]  ? __lock_acquire+0x62f/0x4c20
[  361.025213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.030750]  ? should_fail+0x22d/0xd01
[  361.034639]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.039760]  ? __lock_acquire+0x62f/0x4c20
[  361.044018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.049134]  ? __lock_acquire+0x62f/0x4c20
[  361.053364]  ? should_fail+0x22d/0xd01
[  361.057251]  ? find_held_lock+0x36/0x1c0
[  361.061324]  ? mark_held_locks+0x130/0x130
[  361.065583]  ? mark_held_locks+0x130/0x130
[  361.069812]  ? zap_class+0x640/0x640
[  361.073521]  ? zap_class+0x640/0x640
[  361.077238]  ? print_usage_bug+0xc0/0xc0
[  361.081300]  ? do_raw_spin_unlock+0xa7/0x330
[  361.085712]  ? zap_class+0x640/0x640
[  361.089430]  ? print_usage_bug+0xc0/0xc0
[  361.093509]  ? wq_watchdog_touch+0x9c/0xfe
[  361.097745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.103285]  ? check_preemption_disabled+0x48/0x280
[  361.108313]  ? __lock_is_held+0xb5/0x140
[  361.112382]  __alloc_pages_nodemask+0xa80/0xde0
[  361.117052]  ? zap_class+0x640/0x640
[  361.120773]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  361.125836]  ? find_held_lock+0x36/0x1c0
[  361.129925]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.134596]  ? lock_downgrade+0x900/0x900
[  361.138756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.144303]  cache_grow_begin+0xa5/0x8c0
[  361.148361]  ? do_raw_spin_unlock+0xa7/0x330
[  361.152779]  fallback_alloc+0x204/0x2e0
[  361.156776]  ____cache_alloc_node+0x1c7/0x1e0
[  361.161298]  kmem_cache_alloc_node+0xe3/0x730
[  361.165793]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.170050]  __alloc_skb+0x119/0x770
[  361.173766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.179048]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.183473]  ? lock_downgrade+0x900/0x900
[  361.187635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.193195]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.198654]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.204120]  ? addrconf_rs_timer+0x690/0x690
[  361.208540]  ndisc_alloc_skb+0x144/0x340
[  361.212608]  ndisc_send_rs+0x331/0x6e0
[  361.216512]  addrconf_rs_timer+0x314/0x690
[  361.220769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.225050]  call_timer_fn+0x272/0x920
[  361.228938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.233178]  ? process_timeout+0x40/0x40
[  361.237250]  ? mark_held_locks+0xc7/0x130
[  361.241405]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.245901]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.250391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.254631]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.259233]  ? trace_hardirqs_on+0xbd/0x310
[  361.263556]  ? kasan_check_read+0x11/0x20
[  361.267704]  ? __run_timers+0x7da/0xc70
[  361.271679]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.276789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.281043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.285291]  __run_timers+0x7e5/0xc70
[  361.289109]  ? timer_fixup_init+0x70/0x70
[  361.293260]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.298301]  ? zap_class+0x640/0x640
[  361.302028]  ? print_usage_bug+0xc0/0xc0
[  361.306095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.311399]  ? find_held_lock+0x36/0x1c0
[  361.315465]  ? zap_class+0x640/0x640
[  361.319186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.324724]  ? check_preemption_disabled+0x48/0x280
[  361.329768]  ? __lock_is_held+0xb5/0x140
[  361.333828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.339371]  ? check_preemption_disabled+0x48/0x280
[  361.344396]  run_timer_softirq+0x52/0xb0
[  361.348466]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.353493]  __do_softirq+0x308/0xb7e
[  361.357305]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.361823]  ? lock_downgrade+0x900/0x900
[  361.366017]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.371132]  ? pvclock_read_flags+0x160/0x160
[  361.375629]  ? lapic_next_event+0x5a/0x90
[  361.379788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.385331]  ? kvm_clock_read+0x18/0x30
[  361.389308]  ? kvm_sched_clock_read+0x9/0x20
[  361.393725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.399287]  ? check_preemption_disabled+0x48/0x280
[  361.404334]  irq_exit+0x17f/0x1c0
[  361.407790]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.412635]  ? smp_reschedule_interrupt+0x109/0x650
[  361.417654]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.423543]  ? interrupt_entry+0xb5/0xc0
[  361.427607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.432624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.437646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.442486]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.447505]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.452520]  ? task_prio+0x50/0x50
[  361.456061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.461598]  ? check_preemption_disabled+0x48/0x280
[  361.466622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.471475]  apic_timer_interrupt+0xf/0x20
[  361.475705]  </IRQ>
[  361.477946] RIP: 0010:console_unlock+0xffa/0x1160
[  361.482789] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  361.501695] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  361.509404] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  361.516674] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  361.523963] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  361.531224] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  361.538487] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  361.545767]  ? netconsole_netdev_event+0x280/0x280
[  361.550708]  ? console_unlock+0xff1/0x1160
[  361.554966]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  361.559640]  ? lock_release+0xa00/0xa00
[  361.563620]  ? interrupt_entry+0xc0/0xc0
[  361.567697]  vprintk_emit+0x33d/0x930
[  361.571520]  ? wake_up_klogd+0x180/0x180
[  361.575581]  ? attach_entity_load_avg+0x810/0x860
[  361.580425]  ? __lock_acquire+0x600/0x4c20
[  361.584662]  ? mark_held_locks+0x130/0x130
[  361.588899]  ? print_usage_bug+0xc0/0xc0
[  361.592969]  ? find_held_lock+0x36/0x1c0
[  361.597049]  ? mark_held_locks+0xc7/0x130
[  361.601219]  vprintk_default+0x28/0x30
[  361.605108]  vprintk_func+0x7e/0x181
[  361.608825]  printk+0xa7/0xcf
[  361.611943]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  361.616750]  show_free_areas.cold.118+0x1e0b/0x215d
[  361.621787]  ? si_meminfo_node+0x260/0x260
[  361.626035]  ? __lock_acquire+0x62f/0x4c20
[  361.630304]  ? __lock_acquire+0x62f/0x4c20
[  361.634537]  ? __lock_is_held+0xb5/0x140
[  361.638616]  ? mark_held_locks+0x130/0x130
[  361.642857]  ? zap_class+0x640/0x640
[  361.646578]  ? put_dec+0x3b/0xf0
[  361.649956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.655502]  ? find_held_lock+0x36/0x1c0
[  361.659573]  ? serial8250_console_write+0x8b3/0xb10
[  361.664589]  ? lock_downgrade+0x900/0x900
[  361.668757]  ? zap_class+0x640/0x640
[  361.672478]  ? zap_class+0x640/0x640
[  361.676195]  ? print_usage_bug+0xc0/0xc0
[  361.680259]  ? do_raw_spin_unlock+0xa7/0x330
[  361.684681]  ? trace_hardirqs_on+0x310/0x310
[  361.689098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.694660]  ? find_held_lock+0x36/0x1c0
[  361.698733]  ? mark_held_locks+0xc7/0x130
[  361.702903]  ? console_unlock+0xfcd/0x1160
[  361.707152]  ? netconsole_netdev_event+0x280/0x280
[  361.712081]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  361.716665]  ? trace_hardirqs_on+0xbd/0x310
[  361.721473]  ? vprintk_emit+0x33d/0x930
[  361.725450]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.730553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.736100]  ? netconsole_netdev_event+0x280/0x280
[  361.741041]  ? console_unlock+0x8d8/0x1160
[  361.745297]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  361.749968]  ? lock_release+0xa00/0xa00
[  361.753945]  ? preempt_count_add+0xbc/0x1b0
[  361.758266]  ? wake_up_klogd+0x11a/0x180
[  361.762333]  ? console_device+0xc0/0xc0
[  361.766323]  ? vprintk_emit+0x268/0x930
[  361.770303]  ? wake_up_klogd+0x180/0x180
[  361.774396]  ? trace_hardirqs_on_caller+0xc0/0x310
[  361.779334]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.784096]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.789544]  ? retint_kernel+0x1b/0x2d
[  361.793433]  ? trace_hardirqs_on+0x310/0x310
[  361.797880]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.802672]  ? trace_initcall_level+0x80/0x31b
[  361.807272]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  361.812052]  ? show_mem+0x1e/0x17b
[  361.815601]  show_mem+0x34/0x17b
[  361.818974]  dump_header+0x2f1/0xf72
[  361.822707]  ? mark_held_locks+0x130/0x130
[  361.826950]  ? pagefault_out_of_memory+0x197/0x197
[  361.831889]  ? __lock_acquire+0x62f/0x4c20
[  361.836134]  ? zap_class+0x640/0x640
[  361.839854]  ? percpu_ref_get_many+0x240/0x240
[  361.844438]  ? print_usage_bug+0xc0/0xc0
[  361.848505]  ? print_usage_bug+0xc0/0xc0
[  361.852572]  ? zap_class+0x640/0x640
[  361.856294]  ? print_usage_bug+0xc0/0xc0
[  361.860355]  ? print_usage_bug+0xc0/0xc0
[  361.864428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.869972]  ? find_held_lock+0x36/0x1c0
[  361.874056]  ? mark_held_locks+0xc7/0x130
[  361.878212]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  361.883319]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  361.888423]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  361.893020]  ? trace_hardirqs_on+0xbd/0x310
[  361.897345]  ? kasan_check_read+0x11/0x20
[  361.901494]  ? ___ratelimit+0x3b4/0x672
[  361.905475]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.910584]  ? trace_hardirqs_on+0x310/0x310
[  361.914994]  ? lock_downgrade+0x900/0x900
[  361.919159]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.924263]  ? ___ratelimit+0x3b9/0x672
[  361.928247]  ? idr_get_free+0xec0/0xec0
[  361.932228]  ? find_held_lock+0x36/0x1c0
[  361.936306]  oom_kill_process.cold.27+0x10/0x903
[  361.941063]  ? zap_class+0x640/0x640
[  361.944777]  ? check_preemption_disabled+0x48/0x280
[  361.949803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  361.954740]  ? kasan_check_read+0x11/0x20
[  361.958891]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.964170]  ? oom_evaluate_task+0x540/0x540
[  361.968585]  ? find_held_lock+0x36/0x1c0
[  361.972656]  ? out_of_memory+0x974/0x1430
[  361.976811]  ? lock_downgrade+0x900/0x900
[  361.980959]  ? check_preemption_disabled+0x48/0x280
[  361.985982]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  361.990919]  ? kasan_check_read+0x11/0x20
[  361.995074]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.000352]  ? rcu_softirq_qs+0x20/0x20
[  362.004379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.009939]  ? oom_evaluate_task+0x302/0x540
[  362.014352]  out_of_memory+0xa84/0x1430
[  362.018335]  ? oom_killer_disable+0x3a0/0x3a0
[  362.022832]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  362.027769]  ? __mutex_add_waiter+0x2a0/0x2a0
[  362.032283]  __alloc_pages_slowpath+0x22d4/0x2d70
[  362.037164]  ? warn_alloc+0x120/0x120
[  362.040965]  ? rcu_softirq_qs+0x20/0x20
[  362.044967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.050509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.056044]  ? should_fail+0x22d/0xd01
[  362.059935]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.065042]  ? zap_class+0x640/0x640
[  362.068808]  ? __lock_is_held+0xb5/0x140
[  362.072885]  ? mark_held_locks+0x130/0x130
[  362.077123]  ? lock_release+0xa00/0xa00
[  362.081105]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.086570]  ? __might_sleep+0x95/0x190
[  362.090552]  __alloc_pages_nodemask+0xa80/0xde0
[  362.095230]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  362.100264]  ? __page_cache_alloc+0x191/0x5c0
[  362.104767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.109726]  ? kasan_check_read+0x11/0x20
[  362.113876]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.119154]  ? zap_class+0x640/0x640
[  362.122879]  ? zap_class+0x640/0x640
[  362.126590]  ? zap_class+0x640/0x640
[  362.130306]  ? __do_page_cache_readahead+0x7ce/0x980
[  362.135414]  ? find_held_lock+0x36/0x1c0
[  362.139482]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  362.145036]  alloc_pages_current+0x173/0x350
[  362.149452]  __page_cache_alloc+0x38c/0x5c0
[  362.153773]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.158701]  ? kasan_check_read+0x11/0x20
[  362.162849]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.168128]  ? generic_perform_write+0x6a0/0x6a0
[  362.172888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.178582]  ? check_preemption_disabled+0x48/0x280
[  362.183757]  filemap_fault+0x1594/0x25f0
[  362.187828]  ? __lock_page_or_retry+0xa00/0xa00
[  362.192501]  ? mark_held_locks+0x130/0x130
[  362.196740]  ? rcu_softirq_qs+0x20/0x20
[  362.200712]  ? kasan_check_read+0x11/0x20
[  362.204863]  ? rcu_softirq_qs+0x20/0x20
[  362.208847]  ? filemap_map_pages+0xe04/0x1990
[  362.213350]  ? print_usage_bug+0xc0/0xc0
[  362.217415]  ? unwind_get_return_address+0x61/0xa0
[  362.222346]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  362.227282]  ? print_usage_bug+0xc0/0xc0
[  362.231351]  ? print_usage_bug+0xc0/0xc0
[  362.235434]  ? __lock_acquire+0x62f/0x4c20
[  362.239670]  ? save_stack+0x43/0xd0
[  362.243316]  ? __kasan_slab_free+0x102/0x150
[  362.247721]  ? kasan_slab_free+0xe/0x10
[  362.251696]  ? kmem_cache_free+0x83/0x290
[  362.255845]  ? __sigqueue_free.part.29+0x74/0x90
[  362.260618]  ? lock_acquire+0x1ed/0x520
[  362.264590]  ? ext4_filemap_fault+0x7a/0xad
[  362.268920]  ? lock_release+0xa00/0xa00
[  362.272894]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.278350]  ? print_usage_bug+0xc0/0xc0
[  362.282419]  ? print_usage_bug+0xc0/0xc0
[  362.286491]  ? down_read+0x8d/0x120
[  362.290127]  ? ext4_filemap_fault+0x7a/0xad
[  362.294451]  ? __down_interruptible+0x700/0x700
[  362.299148]  ext4_filemap_fault+0x82/0xad
[  362.303304]  __do_fault+0x100/0x6b0
[  362.306935]  ? pmd_devmap_trans_unstable+0x220/0x220
[  362.312049]  ? mark_held_locks+0x130/0x130
[  362.316305]  ? mark_held_locks+0x130/0x130
[  362.320546]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  362.326084]  ? rcu_pm_notify+0xc0/0xc0
[  362.329976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.335540]  __handle_mm_fault+0x307c/0x5920
[  362.339957]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  362.344803]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.349338]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.353957]  ? trace_hardirqs_on+0xbd/0x310
[  362.358285]  ? kasan_check_read+0x11/0x20
[  362.362433]  ? __set_current_blocked+0xdf/0x120
[  362.367103]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.372220]  ? zap_class+0x640/0x640
[  362.375932]  ? zap_class+0x640/0x640
[  362.379652]  ? find_held_lock+0x36/0x1c0
[  362.383726]  ? handle_mm_fault+0x42a/0xc70
[  362.387963]  ? lock_downgrade+0x900/0x900
[  362.392111]  ? check_preemption_disabled+0x48/0x280
[  362.397133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.402071]  ? kasan_check_read+0x11/0x20
[  362.406226]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.411504]  ? rcu_softirq_qs+0x20/0x20
[  362.415475]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.420583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.426117]  ? check_preemption_disabled+0x48/0x280
[  362.431138]  handle_mm_fault+0x54f/0xc70
[  362.435200]  ? __handle_mm_fault+0x5920/0x5920
[  362.439787]  ? find_vma+0x34/0x190
[  362.443337]  __do_page_fault+0x5e8/0xe60
[  362.447398]  ? exit_to_usermode_loop+0x1f4/0x380
[  362.452181]  do_page_fault+0xf2/0x7e0
[  362.456000]  ? vmalloc_sync_all+0x30/0x30
[  362.460190]  ? error_entry+0x70/0xd0
[  362.463910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.468957]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.473889]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.478821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.483671]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.488690]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.494146]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.499164]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.504188]  ? page_fault+0x8/0x30
[  362.507735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.512582]  ? page_fault+0x8/0x30
[  362.516179]  page_fault+0x1e/0x30
[  362.519630] RIP: 0033:0x45db60
[  362.522861] Code: Bad RIP value.
[  362.526223] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  362.531586] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  362.538855] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  362.546147] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  362.553411] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  362.560679] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  362.567983] warn_alloc_show_mem: 1 callbacks suppressed
[  362.567996] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  362.567997] Mem-Info:
[  362.568038] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  362.568038]  active_file:14 inactive_file:14 isolated_file:0
[  362.568038]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.568038]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  362.568038]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  362.568038]  free:13738 free_pcp:524 free_cma:0
[  362.573380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.580401] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  362.582829] Call Trace:
[  362.615787] Node 0 
[  362.625134]  <IRQ>
[  362.652728] 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
[  362.655283]  dump_stack+0x244/0x39d
[  362.657495] lowmem_reserve[]:
[  362.659660]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.685246]  0
[  362.688882]  warn_alloc.cold.117+0xb7/0x1bd
[  362.691951]  2818
[  362.697132]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.698908]  6321
[  362.703219]  ? lock_downgrade+0x900/0x900
[  362.705264]  6321
[  362.710106]  ? trace_hardirqs_off+0xb8/0x310
[  362.716287]  ? trace_hardirqs_off+0xb8/0x310
[  362.718329] Node 0 
[  362.722748]  __alloc_pages_slowpath+0x2660/0x2d70
[  362.727164] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  362.729390]  ? warn_alloc+0x120/0x120
[  362.734195] lowmem_reserve[]: 0
[  362.760934]  ? warn_alloc+0x120/0x120
[  362.764708]  0
[  362.767985]  ? print_usage_bug+0xc0/0xc0
[  362.771756]  3503
[  362.773560]  ? warn_alloc+0x120/0x120
[  362.777599]  3503
[  362.779838]  ? print_usage_bug+0xc0/0xc0
[  362.785670]  ? __lock_acquire+0x62f/0x4c20
[  362.789704] Node 0 
[  362.793930]  ? __lock_acquire+0x62f/0x4c20
[  362.793962] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  362.793969] lowmem_reserve[]:
[  362.796212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.800419]  0
[  362.828962]  ? should_fail+0x22d/0xd01
[  362.832056]  0
[  362.837584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.839363]  0
[  362.843247]  ? __lock_acquire+0x62f/0x4c20
[  362.845035]  0
[  362.850632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.856640]  ? __lock_acquire+0x62f/0x4c20
[  362.858424] Node 0 
[  362.863519]  ? should_fail+0x22d/0xd01
[  362.867733] DMA: 
[  362.869965]  ? find_held_lock+0x36/0x1c0
[  362.873832] 1*4kB 
[  362.875896]  ? mark_held_locks+0x130/0x130
[  362.879931] (U) 
[  362.882081]  ? mark_held_locks+0x130/0x130
[  362.886295] 0*8kB 0*16kB 
[  362.888273]  ? zap_class+0x640/0x640
[  362.892491] 1*32kB 
[  362.895244]  ? zap_class+0x640/0x640
[  362.898935] (U) 
[  362.901166]  ? print_usage_bug+0xc0/0xc0
[  362.904855] 2*64kB 
[  362.906821]  ? do_raw_spin_unlock+0xa7/0x330
[  362.910870] (U) 
[  362.913099]  ? zap_class+0x640/0x640
[  362.917482] 1*128kB 
[  362.919450]  ? print_usage_bug+0xc0/0xc0
[  362.923137] (U) 
[  362.925456]  ? wq_watchdog_touch+0x9c/0xfe
[  362.929491] 1*256kB 
[  362.931464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.935673] (U) 
[  362.938015]  ? check_preemption_disabled+0x48/0x280
[  362.943523] 0*512kB 
[  362.945495]  ? __lock_is_held+0xb5/0x140
[  362.950484] 1*1024kB 
[  362.952807]  __alloc_pages_nodemask+0xa80/0xde0
[  362.956842] (U) 
[  362.959248]  ? zap_class+0x640/0x640
[  362.963895] 1*2048kB 
[  362.965865]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  362.969553] (M) 
[  362.971977]  ? find_held_lock+0x36/0x1c0
[  362.976965] 3*4096kB 
[  362.979056]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.983095] (M) 
[  362.985503]  ? lock_downgrade+0x900/0x900
[  362.990145] = 15908kB
[  362.992122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.996241] Node 0 
[  362.998643]  cache_grow_begin+0xa5/0x8c0
[  363.004154] DMA32: 
[  363.006380]  ? do_raw_spin_unlock+0xa7/0x330
[  363.010416] 5*4kB 
[  363.012653]  fallback_alloc+0x204/0x2e0
[  363.017032] (UM) 
[  363.019178]  ____cache_alloc_node+0x1c7/0x1e0
[  363.023122] 1*8kB 
[  363.025186]  kmem_cache_alloc_node+0xe3/0x730
[  363.029650] (U) 
[  363.031802]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.036273] 3*16kB 
[  363.038246]  __alloc_skb+0x119/0x770
[  363.042451] (UM) 
[  363.044687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.048373] 2*32kB 
[  363.050426]  ? netdev_alloc_frag+0x1f0/0x1f0
[  363.055677] (UM) 
[  363.057908]  ? lock_downgrade+0x900/0x900
[  363.062295] 4*64kB 
[  363.064355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.068470] (UM) 
[  363.070702]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.076213] 5*128kB 
[  363.078274]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.083733] (UM) 
[  363.086051]  ? addrconf_rs_timer+0x690/0x690
[  363.091479] 4*256kB 
[  363.093545]  ndisc_alloc_skb+0x144/0x340
[  363.097918] (UM) 
[  363.100236]  ndisc_send_rs+0x331/0x6e0
[  363.104275] 3*512kB 
[  363.106333]  addrconf_rs_timer+0x314/0x690
[  363.110195] (M) 
[  363.112518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.116725] 3*1024kB 
[  363.118707]  call_timer_fn+0x272/0x920
[  363.122902] (UM) 
[  363.125303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.129171] 3*2048kB 
[  363.131244]  ? process_timeout+0x40/0x40
[  363.135452] (UM) 
[  363.137864]  ? __run_timers+0x7da/0xc70
[  363.141923] 3*4096kB 
[  363.144019]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.147968] (M) 
[  363.150373]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.154842] = 25100kB
[  363.156827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.161306] Node 0 
[  363.163712]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.167922] Normal: 
[  363.170157]  ? trace_hardirqs_on+0xbd/0x310
[  363.174715] 922*4kB 
[  363.177043]  ? kasan_check_read+0x11/0x20
[  363.181339] (UMEH) 
[  363.183656]  ? __run_timers+0x7da/0xc70
[  363.187776] 452*8kB 
[  363.190017]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.193966] (UME) 
[  363.196280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.201363] 175*16kB 
[  363.203507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.207717] (UMEH) 
[  363.210125]  __run_timers+0x7e5/0xc70
[  363.214338] 86*32kB 
[  363.216575]  ? timer_fixup_init+0x70/0x70
[  363.220342] (UMEH) 
[  363.222662]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  363.226782] 11*64kB (MH) 
[  363.229030]  ? zap_class+0x640/0x640
[  363.234027] 1*128kB 
[  363.236782]  ? enqueue_hrtimer+0x1a5/0x560
[  363.240463] (H) 
[  363.242788]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  363.246990] 1*256kB 
[  363.248964]  ? find_held_lock+0x36/0x1c0
[  363.254123] (H) 
[  363.256444]  ? zap_class+0x640/0x640
[  363.260478] 0*512kB 
[  363.262448]  ? pvclock_read_flags+0x160/0x160
[  363.266132] 0*1024kB 
[  363.268449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.272916] 0*2048kB 
[  363.275320]  ? check_preemption_disabled+0x48/0x280
[  363.280833] 0*4096kB 
[  363.283246]  ? __lock_is_held+0xb5/0x140
[  363.288236] = 13944kB
[  363.290637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.294677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.297079]  ? check_preemption_disabled+0x48/0x280
[  363.302597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.311418]  run_timer_softirq+0x52/0xb0
[  363.316406] 2312 total pagecache pages
[  363.324975]  ? rcu_read_lock_sched_held+0x14f/0x180
[  363.329026] 0 pages in swap cache
[  363.332899]  __do_softirq+0x308/0xb7e
[  363.337896] Swap cache stats: add 0, delete 0, find 0/0
[  363.341336]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  363.345123] Free swap  = 0kB
[  363.350481]  ? lock_downgrade+0x900/0x900
[  363.354950] Total swap = 0kB
[  363.357963]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  363.362084] 1965979 pages RAM
[  363.365098]  ? pvclock_read_flags+0x160/0x160
[  363.370173] 0 pages HighMem/MovableOnly
[  363.373275]  ? lapic_next_event+0x5a/0x90
[  363.377746] 342867 pages reserved
[  363.381960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.386084] 0 pages cma reserved
[  363.389529]  ? kvm_clock_read+0x18/0x30
[  363.395115] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.398395]  ? kvm_sched_clock_read+0x9/0x20
[  363.402432] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.408837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.413220] syz-fuzzer cpuset=
[  363.423456]  ? check_preemption_disabled+0x48/0x280
[  363.428967] /
[  363.432157]  irq_exit+0x17f/0x1c0
[  363.437147]  mems_allowed=0
[  363.438854]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.450032]  ? smp_reschedule_interrupt+0x109/0x650
[  363.455053]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.460953]  ? interrupt_entry+0xb5/0xc0
[  363.465025]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.470044]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.475065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.480145]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.485161]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.490178]  ? task_prio+0x50/0x50
[  363.493725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.499263]  ? check_preemption_disabled+0x48/0x280
[  363.504285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.509139]  apic_timer_interrupt+0xf/0x20
[  363.513368]  </IRQ>
[  363.515613] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  363.520540] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  363.539437] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  363.547148] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.554434] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  363.561703] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  363.568971] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  363.576244] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  363.583827]  skb_clone+0x1bb/0x500
[  363.587367]  ? skb_split+0x11e0/0x11e0
[  363.591253]  ? check_preemption_disabled+0x48/0x280
[  363.596275]  ? __this_cpu_preempt_check+0x1c/0x20
[  363.601119]  ? __bpf_redirect+0x54b/0xb20
[  363.605277]  bpf_clone_redirect+0xb9/0x490
[  363.609521]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  363.614539]  ? __sched_text_start+0x8/0x8
[  363.618700]  ? find_held_lock+0x36/0x1c0
[  363.622769]  ? lock_acquire+0x1ed/0x520
[  363.626785]  ? bpf_test_run+0x3cb/0x780
[  363.630765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.636307]  ? check_preemption_disabled+0x48/0x280
[  363.641330]  ? kasan_check_read+0x11/0x20
[  363.645483]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.650763]  ? rcu_softirq_qs+0x20/0x20
[  363.654742]  ? preempt_schedule+0x4d/0x60
[  363.658894]  ? ___preempt_schedule+0x16/0x18
[  363.663341]  ? bpf_test_run+0x25d/0x780
[  363.667325]  ? netlink_diag_dump+0x2a0/0x2a0
[  363.671739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.677276]  ? bpf_test_init.isra.10+0x70/0x100
[  363.681954]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  363.686719]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.691559]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.697098]  ? fput+0x130/0x1a0
[  363.700383]  ? __bpf_prog_get+0x9b/0x290
[  363.704449]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.709306]  ? bpf_prog_test_run+0x130/0x1a0
[  363.713717]  ? __x64_sys_bpf+0x3d8/0x520
[  363.718049]  ? bpf_prog_get+0x20/0x20
[  363.721873]  ? do_syscall_64+0x1b9/0x820
[  363.725934]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.731299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.736237]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.741256]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.746271]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  363.752939]  ? __switch_to_asm+0x40/0x70
[  363.756997]  ? __switch_to_asm+0x34/0x70
[  363.761069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.765921]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.771302] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  363.771399] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.777993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.777998] Call Trace:
[  363.778013]  <IRQ>
[  363.778031]  dump_stack+0x244/0x39d
[  363.778048]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.784784] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.794058]  warn_alloc.cold.117+0xb7/0x1bd
[  363.796612] syz-executor3 cpuset=
[  363.798757]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.802361] syz3
[  363.807547]  ? lock_downgrade+0x900/0x900
[  363.818016]  mems_allowed=0
[  363.822378]  ? trace_hardirqs_off+0xb8/0x310
[  363.844045]  ? trace_hardirqs_off+0xb8/0x310
[  363.848462]  __alloc_pages_slowpath+0x2660/0x2d70
[  363.853339]  ? warn_alloc+0x120/0x120
[  363.857145]  ? warn_alloc+0x120/0x120
[  363.860948]  ? print_usage_bug+0xc0/0xc0
[  363.865048]  ? warn_alloc+0x120/0x120
[  363.868853]  ? print_usage_bug+0xc0/0xc0
[  363.872915]  ? __lock_acquire+0x62f/0x4c20
[  363.877170]  ? __lock_acquire+0x62f/0x4c20
[  363.881416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.886970]  ? should_fail+0x22d/0xd01
[  363.890883]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.896163]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.901270]  ? __lock_acquire+0x62f/0x4c20
[  363.905515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.910614]  ? __lock_acquire+0x62f/0x4c20
[  363.914844]  ? should_fail+0x22d/0xd01
[  363.918733]  ? rcu_irq_exit+0x1a2/0x390
[  363.922720]  ? mark_held_locks+0x130/0x130
[  363.926963]  ? mark_held_locks+0x130/0x130
[  363.931208]  ? mark_held_locks+0xc7/0x130
[  363.935371]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  363.940386]  ? zap_class+0x640/0x640
[  363.944098]  ? print_usage_bug+0xc0/0xc0
[  363.948172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.953708]  ? check_preemption_disabled+0x48/0x280
[  363.958739]  ? __lock_is_held+0xb5/0x140
[  363.962866]  __alloc_pages_nodemask+0xa80/0xde0
[  363.967539]  ? zap_class+0x640/0x640
[  363.971259]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  363.976296]  ? find_held_lock+0x36/0x1c0
[  363.980371]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.985059]  ? lock_downgrade+0x900/0x900
[  363.989219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.994768]  cache_grow_begin+0xa5/0x8c0
[  363.998830]  ? do_raw_spin_unlock+0xa7/0x330
[  364.003252]  fallback_alloc+0x204/0x2e0
[  364.007243]  ____cache_alloc_node+0x1c7/0x1e0
[  364.011750]  kmem_cache_alloc_node+0xe3/0x730
[  364.016248]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.020502]  __alloc_skb+0x119/0x770
[  364.024223]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.029510]  ? netdev_alloc_frag+0x1f0/0x1f0
[  364.033931]  ? lock_downgrade+0x900/0x900
[  364.038094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.043634]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.049090]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.054548]  ? addrconf_rs_timer+0x690/0x690
[  364.058977]  ndisc_alloc_skb+0x144/0x340
[  364.063051]  ndisc_send_rs+0x331/0x6e0
[  364.066960]  addrconf_rs_timer+0x314/0x690
[  364.071205]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.075454]  call_timer_fn+0x272/0x920
[  364.079346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.083586]  ? process_timeout+0x40/0x40
[  364.087660]  ? mark_held_locks+0xc7/0x130
[  364.091828]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.096355]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.100850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.105102]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.109684]  ? trace_hardirqs_on+0xbd/0x310
[  364.114015]  ? kasan_check_read+0x11/0x20
[  364.118171]  ? __run_timers+0x7da/0xc70
[  364.122148]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.127272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.131519]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.135751]  __run_timers+0x7e5/0xc70
[  364.139568]  ? timer_fixup_init+0x70/0x70
[  364.143749]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.148769]  ? zap_class+0x640/0x640
[  364.152492]  ? print_usage_bug+0xc0/0xc0
[  364.156556]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.161758]  ? find_held_lock+0x36/0x1c0
[  364.165827]  ? zap_class+0x640/0x640
[  364.169546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.175089]  ? check_preemption_disabled+0x48/0x280
[  364.180122]  ? __lock_is_held+0xb5/0x140
[  364.184190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.189738]  ? check_preemption_disabled+0x48/0x280
[  364.194782]  run_timer_softirq+0x52/0xb0
[  364.198854]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.203896]  __do_softirq+0x308/0xb7e
[  364.207700]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.212201]  ? lock_downgrade+0x900/0x900
[  364.216352]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.221462]  ? pvclock_read_flags+0x160/0x160
[  364.225963]  ? lapic_next_event+0x5a/0x90
[  364.230125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.235665]  ? kvm_clock_read+0x18/0x30
[  364.239654]  ? kvm_sched_clock_read+0x9/0x20
[  364.244106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.249644]  ? check_preemption_disabled+0x48/0x280
[  364.254671]  irq_exit+0x17f/0x1c0
[  364.258142]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.262980]  ? smp_reschedule_interrupt+0x109/0x650
[  364.268027]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.273920]  ? interrupt_entry+0xb5/0xc0
[  364.277984]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.283015]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.288048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.292894]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.297908]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.302925]  ? task_prio+0x50/0x50
[  364.306466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.312014]  ? check_preemption_disabled+0x48/0x280
[  364.317046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.321901]  apic_timer_interrupt+0xf/0x20
[  364.326128]  </IRQ>
[  364.328369] RIP: 0010:console_unlock+0xffa/0x1160
[  364.333215] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  364.352141] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  364.359855] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  364.367125] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  364.374394] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  364.381669] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  364.388934] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  364.396216]  ? netconsole_netdev_event+0x280/0x280
[  364.401157]  ? console_unlock+0xff1/0x1160
[  364.405418]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  364.410129]  ? lock_release+0xa00/0xa00
[  364.414124]  ? interrupt_entry+0xc0/0xc0
[  364.418207]  vprintk_emit+0x33d/0x930
[  364.422021]  ? wake_up_klogd+0x180/0x180
[  364.426087]  ? attach_entity_load_avg+0x810/0x860
[  364.430947]  ? __lock_acquire+0x600/0x4c20
[  364.435187]  ? mark_held_locks+0x130/0x130
[  364.439419]  ? print_usage_bug+0xc0/0xc0
[  364.443485]  ? find_held_lock+0x36/0x1c0
[  364.447560]  ? mark_held_locks+0xc7/0x130
[  364.451710]  vprintk_default+0x28/0x30
[  364.455600]  vprintk_func+0x7e/0x181
[  364.459315]  printk+0xa7/0xcf
[  364.462419]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  364.467193]  show_free_areas.cold.118+0x1e0b/0x215d
[  364.472231]  ? si_meminfo_node+0x260/0x260
[  364.476474]  ? __lock_acquire+0x62f/0x4c20
[  364.480711]  ? __lock_acquire+0x62f/0x4c20
[  364.484946]  ? __lock_is_held+0xb5/0x140
[  364.489038]  ? mark_held_locks+0x130/0x130
[  364.493287]  ? zap_class+0x640/0x640
[  364.497013]  ? put_dec+0x3b/0xf0
[  364.500390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.505937]  ? find_held_lock+0x36/0x1c0
[  364.510015]  ? serial8250_console_write+0x8b3/0xb10
[  364.515051]  ? lock_downgrade+0x900/0x900
[  364.519200]  ? zap_class+0x640/0x640
[  364.522918]  ? zap_class+0x640/0x640
[  364.526633]  ? print_usage_bug+0xc0/0xc0
[  364.530688]  ? do_raw_spin_unlock+0xa7/0x330
[  364.535102]  ? trace_hardirqs_on+0x310/0x310
[  364.539508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.545058]  ? find_held_lock+0x36/0x1c0
[  364.549132]  ? mark_held_locks+0xc7/0x130
[  364.553288]  ? console_unlock+0xfcd/0x1160
[  364.557526]  ? netconsole_netdev_event+0x280/0x280
[  364.562457]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.567045]  ? trace_hardirqs_on+0xbd/0x310
[  364.571378]  ? vprintk_emit+0x33d/0x930
[  364.575356]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.580466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.586017]  ? netconsole_netdev_event+0x280/0x280
[  364.590949]  ? console_unlock+0x8d8/0x1160
[  364.595200]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  364.599873]  ? lock_release+0xa00/0xa00
[  364.603858]  ? preempt_count_add+0xbc/0x1b0
[  364.608180]  ? wake_up_klogd+0x11a/0x180
[  364.612243]  ? console_device+0xc0/0xc0
[  364.616230]  ? vprintk_emit+0x268/0x930
[  364.620211]  ? wake_up_klogd+0x180/0x180
[  364.624270]  ? trace_hardirqs_on_caller+0xc0/0x310
[  364.629209]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.633968]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.639417]  ? retint_kernel+0x1b/0x2d
[  364.643309]  ? trace_hardirqs_on+0x310/0x310
[  364.647727]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.652506]  ? trace_initcall_level+0x80/0x31b
[  364.657088]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  364.661848]  ? show_mem+0x1e/0x17b
[  364.665392]  show_mem+0x34/0x17b
[  364.668764]  dump_header+0x2f1/0xf72
[  364.672486]  ? mark_held_locks+0x130/0x130
[  364.676723]  ? pagefault_out_of_memory+0x197/0x197
[  364.681664]  ? __lock_acquire+0x62f/0x4c20
[  364.685902]  ? zap_class+0x640/0x640
[  364.689621]  ? percpu_ref_get_many+0x240/0x240
[  364.694209]  ? print_usage_bug+0xc0/0xc0
[  364.698268]  ? print_usage_bug+0xc0/0xc0
[  364.702396]  ? zap_class+0x640/0x640
[  364.706116]  ? print_usage_bug+0xc0/0xc0
[  364.710182]  ? print_usage_bug+0xc0/0xc0
[  364.714255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.719799]  ? find_held_lock+0x36/0x1c0
[  364.723869]  ? mark_held_locks+0xc7/0x130
[  364.728039]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.733168]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.738276]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.742869]  ? trace_hardirqs_on+0xbd/0x310
[  364.747194]  ? kasan_check_read+0x11/0x20
[  364.751342]  ? ___ratelimit+0x3b4/0x672
[  364.755334]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.760438]  ? trace_hardirqs_on+0x310/0x310
[  364.764845]  ? lock_downgrade+0x900/0x900
[  364.769048]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.774150]  ? ___ratelimit+0x3b9/0x672
[  364.778128]  ? idr_get_free+0xec0/0xec0
[  364.782105]  ? find_held_lock+0x36/0x1c0
[  364.786195]  oom_kill_process.cold.27+0x10/0x903
[  364.790951]  ? zap_class+0x640/0x640
[  364.794670]  ? check_preemption_disabled+0x48/0x280
[  364.799695]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.804624]  ? kasan_check_read+0x11/0x20
[  364.808785]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.814064]  ? oom_evaluate_task+0x540/0x540
[  364.818479]  ? find_held_lock+0x36/0x1c0
[  364.822551]  ? out_of_memory+0x974/0x1430
[  364.826702]  ? lock_downgrade+0x900/0x900
[  364.830848]  ? check_preemption_disabled+0x48/0x280
[  364.835867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.840797]  ? kasan_check_read+0x11/0x20
[  364.844948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.850369]  ? rcu_softirq_qs+0x20/0x20
[  364.854352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.859887]  ? oom_evaluate_task+0x302/0x540
[  364.864306]  out_of_memory+0xa84/0x1430
[  364.868295]  ? oom_killer_disable+0x3a0/0x3a0
[  364.872793]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  364.877725]  ? __mutex_add_waiter+0x2a0/0x2a0
[  364.882256]  __alloc_pages_slowpath+0x22d4/0x2d70
[  364.887172]  ? warn_alloc+0x120/0x120
[  364.890975]  ? rcu_softirq_qs+0x20/0x20
[  364.894982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.900529]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.906064]  ? should_fail+0x22d/0xd01
[  364.909958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.915062]  ? zap_class+0x640/0x640
[  364.918799]  ? __lock_is_held+0xb5/0x140
[  364.922876]  ? mark_held_locks+0x130/0x130
[  364.927119]  ? lock_release+0xa00/0xa00
[  364.931122]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.936586]  ? __might_sleep+0x95/0x190
[  364.940566]  __alloc_pages_nodemask+0xa80/0xde0
[  364.945242]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  364.950264]  ? __page_cache_alloc+0x191/0x5c0
[  364.954768]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.959698]  ? kasan_check_read+0x11/0x20
[  364.963846]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.969128]  ? zap_class+0x640/0x640
[  364.972851]  ? zap_class+0x640/0x640
[  364.976570]  ? zap_class+0x640/0x640
[  364.980295]  ? __do_page_cache_readahead+0x7ce/0x980
[  364.985404]  ? find_held_lock+0x36/0x1c0
[  364.989473]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  364.995028]  alloc_pages_current+0x173/0x350
[  364.999445]  __page_cache_alloc+0x38c/0x5c0
[  365.003769]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.008697]  ? kasan_check_read+0x11/0x20
[  365.012845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.018138]  ? generic_perform_write+0x6a0/0x6a0
[  365.022894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.028434]  ? check_preemption_disabled+0x48/0x280
[  365.033457]  filemap_fault+0x1594/0x25f0
[  365.037535]  ? __lock_page_or_retry+0xa00/0xa00
[  365.042208]  ? mark_held_locks+0x130/0x130
[  365.046442]  ? rcu_softirq_qs+0x20/0x20
[  365.050429]  ? kasan_check_read+0x11/0x20
[  365.054581]  ? rcu_softirq_qs+0x20/0x20
[  365.058565]  ? filemap_map_pages+0xe04/0x1990
[  365.063084]  ? print_usage_bug+0xc0/0xc0
[  365.067147]  ? unwind_get_return_address+0x61/0xa0
[  365.072079]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  365.077019]  ? print_usage_bug+0xc0/0xc0
[  365.081091]  ? print_usage_bug+0xc0/0xc0
[  365.085162]  ? __lock_acquire+0x62f/0x4c20
[  365.089401]  ? save_stack+0x43/0xd0
[  365.093031]  ? __kasan_slab_free+0x102/0x150
[  365.097439]  ? kasan_slab_free+0xe/0x10
[  365.101409]  ? kmem_cache_free+0x83/0x290
[  365.105555]  ? __sigqueue_free.part.29+0x74/0x90
[  365.110330]  ? lock_acquire+0x1ed/0x520
[  365.114309]  ? ext4_filemap_fault+0x7a/0xad
[  365.118637]  ? lock_release+0xa00/0xa00
[  365.122608]  ? perf_trace_sched_process_exec+0x860/0x860
[  365.128062]  ? print_usage_bug+0xc0/0xc0
[  365.132126]  ? print_usage_bug+0xc0/0xc0
[  365.136201]  ? down_read+0x8d/0x120
[  365.139825]  ? ext4_filemap_fault+0x7a/0xad
[  365.144163]  ? __down_interruptible+0x700/0x700
[  365.148857]  ext4_filemap_fault+0x82/0xad
[  365.153014]  __do_fault+0x100/0x6b0
[  365.156647]  ? pmd_devmap_trans_unstable+0x220/0x220
[  365.161755]  ? mark_held_locks+0x130/0x130
[  365.165994]  ? mark_held_locks+0x130/0x130
[  365.170240]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  365.175782]  ? rcu_pm_notify+0xc0/0xc0
[  365.179679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.185221]  __handle_mm_fault+0x307c/0x5920
[  365.189640]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  365.194480]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.198980]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  365.203569]  ? trace_hardirqs_on+0xbd/0x310
[  365.207926]  ? kasan_check_read+0x11/0x20
[  365.212109]  ? __set_current_blocked+0xdf/0x120
[  365.216796]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.221911]  ? zap_class+0x640/0x640
[  365.225623]  ? zap_class+0x640/0x640
[  365.229346]  ? find_held_lock+0x36/0x1c0
[  365.233416]  ? handle_mm_fault+0x42a/0xc70
[  365.237654]  ? lock_downgrade+0x900/0x900
[  365.241817]  ? check_preemption_disabled+0x48/0x280
[  365.246867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.251818]  ? kasan_check_read+0x11/0x20
[  365.255982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.261268]  ? rcu_softirq_qs+0x20/0x20
[  365.265262]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.270390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.275927]  ? check_preemption_disabled+0x48/0x280
[  365.280951]  handle_mm_fault+0x54f/0xc70
[  365.285022]  ? __handle_mm_fault+0x5920/0x5920
[  365.289612]  ? find_vma+0x34/0x190
[  365.293158]  __do_page_fault+0x5e8/0xe60
[  365.297220]  ? exit_to_usermode_loop+0x1f4/0x380
[  365.301988]  do_page_fault+0xf2/0x7e0
[  365.305800]  ? vmalloc_sync_all+0x30/0x30
[  365.309953]  ? error_entry+0x70/0xd0
[  365.313669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.318683]  ? trace_hardirqs_on_caller+0xc0/0x310
[  365.323613]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.328545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.333387]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.338405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.343870]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  365.348889]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.353903]  ? page_fault+0x8/0x30
[  365.357449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.362302]  ? page_fault+0x8/0x30
[  365.365843]  page_fault+0x1e/0x30
[  365.369302] RIP: 0033:0x45db60
[  365.372505] Code: Bad RIP value.
[  365.375884] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  365.381251] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  365.388536] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  365.395803] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  365.403067] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  365.410347] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  365.417641] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  365.417646] warn_alloc_show_mem: 1 callbacks suppressed
[  365.417654] Mem-Info:
[  365.424667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.430041] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  365.430041]  active_file:14 inactive_file:14 isolated_file:0
[  365.430041]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.430041]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  365.430041]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  365.430041]  free:13738 free_pcp:524 free_cma:0
[  365.432415] Call Trace:
[  365.441808] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.474737]  <IRQ>
[  365.477313] Node 0 
[  365.505116]  dump_stack+0x244/0x39d
[  365.507298] 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
[  365.509501]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.513099] lowmem_reserve[]:
[  365.538603]  warn_alloc.cold.117+0xb7/0x1bd
[  365.543759]  0
[  365.546882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.551191]  2818
[  365.553002]  ? lock_downgrade+0x900/0x900
[  365.557825]  6321
[  365.559887]  ? trace_hardirqs_off+0xb8/0x310
[  365.564004]  6321
[  365.566104]  ? trace_hardirqs_off+0xb8/0x310
[  365.572547]  __alloc_pages_slowpath+0x2660/0x2d70
[  365.576938] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  365.581845]  ? warn_alloc+0x120/0x120
[  365.581879]  ? warn_alloc+0x120/0x120
[  365.609171] lowmem_reserve[]: 0
[  365.612981]  ? print_usage_bug+0xc0/0xc0
[  365.616758]  0
[  365.620040]  ? warn_alloc+0x120/0x120
[  365.624088]  3503
[  365.625900]  ? print_usage_bug+0xc0/0xc0
[  365.629689]  3503
[  365.631775]  ? __lock_acquire+0x62f/0x4c20
[  365.637862]  ? __lock_acquire+0x62f/0x4c20
[  365.642072] Node 0 
[  365.646297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.646312]  ? should_fail+0x22d/0xd01
[  365.648577] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  365.654085]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.657934] lowmem_reserve[]: 0
[  365.686474]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.691730]  0
[  365.695013]  ? __lock_acquire+0x62f/0x4c20
[  365.700093]  0
[  365.701888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.706095]  0
[  365.707893]  ? __lock_acquire+0x62f/0x4c20
[  365.714759]  ? should_fail+0x22d/0xd01
[  365.719212] Node 0 
[  365.723093]  ? rcu_irq_exit+0x1a2/0x390
[  365.723103] DMA: 
[  365.725342]  ? mark_held_locks+0x130/0x130
[  365.729334] 1*4kB 
[  365.731391]  ? mark_held_locks+0x130/0x130
[  365.735595] (U) 
[  365.737738]  ? mark_held_locks+0xc7/0x130
[  365.741944] 0*8kB 
[  365.743916]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  365.748041] 0*16kB 
[  365.750187]  ? zap_class+0x640/0x640
[  365.755193] 1*32kB 
[  365.757424]  ? print_usage_bug+0xc0/0xc0
[  365.761116] (U) 
[  365.763375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.767412] 2*64kB 
[  365.769379]  ? check_preemption_disabled+0x48/0x280
[  365.774887] (U) 
[  365.777122]  ? __lock_is_held+0xb5/0x140
[  365.782129] 1*128kB 
[  365.784105]  __alloc_pages_nodemask+0xa80/0xde0
[  365.788154] (U) 
[  365.790469]  ? zap_class+0x640/0x640
[  365.795116] 1*256kB 
[  365.797103]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  365.800784] (U) 0*512kB 
[  365.803119]  ? find_held_lock+0x36/0x1c0
[  365.808103] 1*1024kB 
[  365.810771]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.814800] (U) 
[  365.817205]  ? lock_downgrade+0x900/0x900
[  365.821849] 1*2048kB 
[  365.823835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.827955] (M) 
[  365.830361]  cache_grow_begin+0xa5/0x8c0
[  365.835876] 3*4096kB 
[  365.837860]  ? do_raw_spin_unlock+0xa7/0x330
[  365.841899] (M) 
[  365.844308]  fallback_alloc+0x204/0x2e0
[  365.848688] = 15908kB
[  365.850658]  ____cache_alloc_node+0x1c7/0x1e0
[  365.854620] Node 0 
[  365.857060]  kmem_cache_alloc_node+0xe3/0x730
[  365.861530] DMA32: 
[  365.863759]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.868228] 5*4kB 
[  365.870462]  __alloc_skb+0x119/0x770
[  365.874668] (UM) 
[  365.876835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.880522] 1*8kB 
[  365.882578]  ? netdev_alloc_frag+0x1f0/0x1f0
[  365.887829] (U) 
[  365.889985]  ? lock_downgrade+0x900/0x900
[  365.894367] 3*16kB 
[  365.896338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.900456] (UM) 
[  365.902689]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.908196] 2*32kB 
[  365.910267]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.915694] (UM) 
[  365.917920]  ? addrconf_rs_timer+0x690/0x690
[  365.923362] 4*64kB 
[  365.925430]  ndisc_alloc_skb+0x144/0x340
[  365.929822] (UM) 
[  365.932086]  ndisc_send_rs+0x331/0x6e0
[  365.936123] 5*128kB 
[  365.938185]  addrconf_rs_timer+0x314/0x690
[  365.942059] (UM) 
[  365.944375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.948587] 4*256kB 
[  365.950656]  call_timer_fn+0x272/0x920
[  365.954853] (UM) 
[  365.957185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.961079] 3*512kB 
[  365.963150]  ? process_timeout+0x40/0x40
[  365.967361] (M) 
[  365.969703]  ? __run_timers+0x7da/0xc70
[  365.973735] 3*1024kB 
[  365.975703]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.979650] (UM) 
[  365.982061]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.986533] 3*2048kB 
[  365.988587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.993056] (UM) 
[  365.995466]  ? lockdep_hardirqs_on+0x296/0x5b0
[  365.999673] 3*4096kB 
[  366.001734]  ? trace_hardirqs_on+0xbd/0x310
[  366.006293] (M) 
[  366.008700]  ? kasan_check_read+0x11/0x20
[  366.012989] = 25100kB
[  366.014963]  ? __run_timers+0x7da/0xc70
[  366.019086] Node 0 
[  366.021489]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.025435] Normal: 
[  366.027663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.032740] 922*4kB 
[  366.035061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.039266] (UMEH) 
[  366.041586]  __run_timers+0x7e5/0xc70
[  366.045786] 452*8kB (UME) 
[  366.048052]  ? timer_fixup_init+0x70/0x70
[  366.051834] 175*16kB 
[  366.054673]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.058794] (UMEH) 
[  366.061198]  ? zap_class+0x640/0x640
[  366.066191] 86*32kB 
[  366.068421]  ? enqueue_hrtimer+0x1a5/0x560
[  366.072113] (UMEH) 
[  366.074434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.078752] 11*64kB 
[  366.081238]  ? find_held_lock+0x36/0x1c0
[  366.086403] (MH) 
[  366.088733]  ? zap_class+0x640/0x640
[  366.092815] 1*128kB 
[  366.094870]  ? pvclock_read_flags+0x160/0x160
[  366.098559] (H) 
[  366.100881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.105350] 1*256kB 
[  366.107323]  ? check_preemption_disabled+0x48/0x280
[  366.112831] (H) 
[  366.115169]  ? __lock_is_held+0xb5/0x140
[  366.120173] 0*512kB 
[  366.122174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.126207] 0*1024kB 
[  366.128522]  ? check_preemption_disabled+0x48/0x280
[  366.134051] 0*2048kB 
[  366.136454]  run_timer_softirq+0x52/0xb0
[  366.141444] 0*4096kB 
[  366.143852]  ? rcu_read_lock_sched_held+0x14f/0x180
[  366.147886] = 13944kB
[  366.150287]  __do_softirq+0x308/0xb7e
[  366.155303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  366.157716]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  366.161501] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  366.170324]  ? lock_downgrade+0x900/0x900
[  366.174798] 2312 total pagecache pages
[  366.183578]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.187708] 0 pages in swap cache
[  366.191588]  ? pvclock_read_flags+0x160/0x160
[  366.196665] Swap cache stats: add 0, delete 0, find 0/0
[  366.200111]  ? lapic_next_event+0x5a/0x90
[  366.204577] Free swap  = 0kB
[  366.209932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.214056] Total swap = 0kB
[  366.217067]  ? kvm_clock_read+0x18/0x30
[  366.222594] 1965979 pages RAM
[  366.225624]  ? kvm_sched_clock_read+0x9/0x20
[  366.229589] 0 pages HighMem/MovableOnly
[  366.232696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.237075] 342867 pages reserved
[  366.237083] 0 pages cma reserved
[  366.241051]  ? check_preemption_disabled+0x48/0x280
[  366.246637] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.250017]  irq_exit+0x17f/0x1c0
[  366.253450] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.258366]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.264837] syz-fuzzer cpuset=
[  366.268283]  ? smp_reschedule_interrupt+0x109/0x650
[  366.278591] /
[  366.283668]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.286843]  mems_allowed=0
[  366.291848]  ? interrupt_entry+0xb5/0xc0
[  366.306376]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.311391]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.316407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.321256]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.326269]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.331284]  ? task_prio+0x50/0x50
[  366.334831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.340373]  ? check_preemption_disabled+0x48/0x280
[  366.345397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.350252]  apic_timer_interrupt+0xf/0x20
[  366.354479]  </IRQ>
[  366.356722] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  366.361651] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  366.380548] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  366.388257] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.395528] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  366.402795] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  366.410066] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  366.417333] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  366.424639]  skb_clone+0x1bb/0x500
[  366.428180]  ? skb_split+0x11e0/0x11e0
[  366.432070]  ? check_preemption_disabled+0x48/0x280
[  366.437099]  ? __this_cpu_preempt_check+0x1c/0x20
[  366.441960]  ? __bpf_redirect+0x54b/0xb20
[  366.446117]  bpf_clone_redirect+0xb9/0x490
[  366.450382]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  366.455401]  ? __sched_text_start+0x8/0x8
[  366.459563]  ? find_held_lock+0x36/0x1c0
[  366.463631]  ? lock_acquire+0x1ed/0x520
[  366.467603]  ? bpf_test_run+0x3cb/0x780
[  366.471581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.477120]  ? check_preemption_disabled+0x48/0x280
[  366.482402]  ? kasan_check_read+0x11/0x20
[  366.486553]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.491834]  ? rcu_softirq_qs+0x20/0x20
[  366.495817]  ? preempt_schedule+0x4d/0x60
[  366.499965]  ? ___preempt_schedule+0x16/0x18
[  366.504384]  ? bpf_test_run+0x25d/0x780
[  366.508375]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.512795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.518336]  ? bpf_test_init.isra.10+0x70/0x100
[  366.523020]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  366.527823]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.532666]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.538202]  ? fput+0x130/0x1a0
[  366.541482]  ? __bpf_prog_get+0x9b/0x290
[  366.545547]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.550392]  ? bpf_prog_test_run+0x130/0x1a0
[  366.554806]  ? __x64_sys_bpf+0x3d8/0x520
[  366.558868]  ? bpf_prog_get+0x20/0x20
[  366.562691]  ? do_syscall_64+0x1b9/0x820
[  366.566752]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.572140]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.577079]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.582371]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.587390]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  366.594059]  ? __switch_to_asm+0x40/0x70
[  366.598136]  ? __switch_to_asm+0x34/0x70
[  366.602202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.607056]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.612441] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  366.612510] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.619103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.619112] Call Trace:
[  366.625728] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.634944]  <IRQ>
[  366.637526] syz-executor3 cpuset=
[  366.648014]  dump_stack+0x244/0x39d
[  366.650140] syz3
[  366.653588]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.657190]  mems_allowed=0
[  366.659202]  warn_alloc.cold.117+0xb7/0x1bd
[  366.671584]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.676430]  ? lock_downgrade+0x900/0x900
[  366.680590]  ? trace_hardirqs_off+0xb8/0x310
[  366.685026]  ? trace_hardirqs_off+0xb8/0x310
[  366.689443]  __alloc_pages_slowpath+0x2660/0x2d70
[  366.694319]  ? warn_alloc+0x120/0x120
[  366.698154]  ? warn_alloc+0x120/0x120
[  366.701962]  ? print_usage_bug+0xc0/0xc0
[  366.706040]  ? warn_alloc+0x120/0x120
[  366.709849]  ? print_usage_bug+0xc0/0xc0
[  366.713916]  ? __lock_acquire+0x62f/0x4c20
[  366.718158]  ? __lock_acquire+0x62f/0x4c20
[  366.722401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.727940]  ? should_fail+0x22d/0xd01
[  366.731829]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.737117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.742257]  ? __lock_acquire+0x62f/0x4c20
[  366.746503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.751618]  ? __lock_acquire+0x62f/0x4c20
[  366.755851]  ? should_fail+0x22d/0xd01
[  366.759781]  ? rcu_irq_exit+0x1a2/0x390
[  366.763778]  ? mark_held_locks+0x130/0x130
[  366.768040]  ? mark_held_locks+0x130/0x130
[  366.772304]  ? mark_held_locks+0xc7/0x130
[  366.776455]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  366.781471]  ? zap_class+0x640/0x640
[  366.785190]  ? print_usage_bug+0xc0/0xc0
[  366.789260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.794815]  ? check_preemption_disabled+0x48/0x280
[  366.799871]  ? __lock_is_held+0xb5/0x140
[  366.803935]  __alloc_pages_nodemask+0xa80/0xde0
[  366.808599]  ? zap_class+0x640/0x640
[  366.812319]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  366.817378]  ? find_held_lock+0x36/0x1c0
[  366.821467]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.826136]  ? lock_downgrade+0x900/0x900
[  366.830298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.835842]  cache_grow_begin+0xa5/0x8c0
[  366.839906]  ? do_raw_spin_unlock+0xa7/0x330
[  366.844327]  fallback_alloc+0x204/0x2e0
[  366.848314]  ____cache_alloc_node+0x1c7/0x1e0
[  366.852999]  kmem_cache_alloc_node+0xe3/0x730
[  366.857507]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.861755]  __alloc_skb+0x119/0x770
[  366.865472]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.870751]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.875157]  ? lock_downgrade+0x900/0x900
[  366.879317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.884873]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.890340]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.895793]  ? addrconf_rs_timer+0x690/0x690
[  366.900216]  ndisc_alloc_skb+0x144/0x340
[  366.904291]  ndisc_send_rs+0x331/0x6e0
[  366.908183]  addrconf_rs_timer+0x314/0x690
[  366.912423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.916671]  call_timer_fn+0x272/0x920
[  366.920559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.924800]  ? process_timeout+0x40/0x40
[  366.928878]  ? mark_held_locks+0xc7/0x130
[  366.933055]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.937552]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.942074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.946332]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.950915]  ? trace_hardirqs_on+0xbd/0x310
[  366.955263]  ? kasan_check_read+0x11/0x20
[  366.959417]  ? __run_timers+0x7da/0xc70
[  366.963394]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.968505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.972742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.976982]  __run_timers+0x7e5/0xc70
[  366.980803]  ? timer_fixup_init+0x70/0x70
[  366.984961]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.989976]  ? zap_class+0x640/0x640
[  366.993717]  ? print_usage_bug+0xc0/0xc0
[  366.997791]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  367.002989]  ? find_held_lock+0x36/0x1c0
[  367.007086]  ? zap_class+0x640/0x640
[  367.010805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.016344]  ? check_preemption_disabled+0x48/0x280
[  367.021370]  ? __lock_is_held+0xb5/0x140
[  367.025429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.030979]  ? check_preemption_disabled+0x48/0x280
[  367.036018]  run_timer_softirq+0x52/0xb0
[  367.040079]  ? rcu_read_lock_sched_held+0x14f/0x180
[  367.045098]  __do_softirq+0x308/0xb7e
[  367.048906]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  367.053397]  ? lock_downgrade+0x900/0x900
[  367.057550]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  367.062661]  ? pvclock_read_flags+0x160/0x160
[  367.067161]  ? lapic_next_event+0x5a/0x90
[  367.071312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.076853]  ? kvm_clock_read+0x18/0x30
[  367.080848]  ? kvm_sched_clock_read+0x9/0x20
[  367.085259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.090801]  ? check_preemption_disabled+0x48/0x280
[  367.095833]  irq_exit+0x17f/0x1c0
[  367.099294]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.104137]  ? smp_reschedule_interrupt+0x109/0x650
[  367.109190]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.115092]  ? interrupt_entry+0xb5/0xc0
[  367.119159]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.124186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.129209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.134054]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.139094]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.144112]  ? task_prio+0x50/0x50
[  367.147657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.153191]  ? check_preemption_disabled+0x48/0x280
[  367.158219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.163075]  apic_timer_interrupt+0xf/0x20
[  367.167338]  </IRQ>
[  367.169596] RIP: 0010:console_unlock+0xffa/0x1160
[  367.174437] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  367.193334] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  367.201046] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  367.208315] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  367.215582] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  367.222876] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  367.230143] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  367.237440]  ? netconsole_netdev_event+0x280/0x280
[  367.242382]  ? console_unlock+0xff1/0x1160
[  367.246641]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  367.251320]  ? lock_release+0xa00/0xa00
[  367.255303]  ? interrupt_entry+0xc0/0xc0
[  367.259381]  vprintk_emit+0x33d/0x930
[  367.263192]  ? wake_up_klogd+0x180/0x180
[  367.267250]  ? attach_entity_load_avg+0x810/0x860
[  367.272095]  ? __lock_acquire+0x600/0x4c20
[  367.276333]  ? mark_held_locks+0x130/0x130
[  367.280573]  ? print_usage_bug+0xc0/0xc0
[  367.284642]  ? find_held_lock+0x36/0x1c0
[  367.288716]  ? mark_held_locks+0xc7/0x130
[  367.292864]  vprintk_default+0x28/0x30
[  367.296781]  vprintk_func+0x7e/0x181
[  367.300496]  printk+0xa7/0xcf
[  367.303606]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  367.308397]  show_free_areas.cold.118+0x1e0b/0x215d
[  367.313434]  ? si_meminfo_node+0x260/0x260
[  367.317680]  ? __lock_acquire+0x62f/0x4c20
[  367.321940]  ? __lock_acquire+0x62f/0x4c20
[  367.326214]  ? __lock_is_held+0xb5/0x140
[  367.330309]  ? mark_held_locks+0x130/0x130
[  367.334564]  ? zap_class+0x640/0x640
[  367.338316]  ? put_dec+0x3b/0xf0
[  367.341685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.347238]  ? find_held_lock+0x36/0x1c0
[  367.351314]  ? serial8250_console_write+0x8b3/0xb10
[  367.356336]  ? lock_downgrade+0x900/0x900
[  367.360482]  ? zap_class+0x640/0x640
[  367.364196]  ? zap_class+0x640/0x640
[  367.367909]  ? print_usage_bug+0xc0/0xc0
[  367.371971]  ? do_raw_spin_unlock+0xa7/0x330
[  367.376385]  ? trace_hardirqs_on+0x310/0x310
[  367.380795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.386345]  ? find_held_lock+0x36/0x1c0
[  367.390415]  ? mark_held_locks+0xc7/0x130
[  367.394569]  ? console_unlock+0xfcd/0x1160
[  367.398805]  ? netconsole_netdev_event+0x280/0x280
[  367.403734]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.408336]  ? trace_hardirqs_on+0xbd/0x310
[  367.412658]  ? vprintk_emit+0x33d/0x930
[  367.416634]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.421743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.427290]  ? netconsole_netdev_event+0x280/0x280
[  367.432227]  ? console_unlock+0x8d8/0x1160
[  367.436480]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  367.441153]  ? lock_release+0xa00/0xa00
[  367.445135]  ? preempt_count_add+0xbc/0x1b0
[  367.449456]  ? wake_up_klogd+0x11a/0x180
[  367.453520]  ? console_device+0xc0/0xc0
[  367.457504]  ? vprintk_emit+0x268/0x930
[  367.461485]  ? wake_up_klogd+0x180/0x180
[  367.465543]  ? trace_hardirqs_on_caller+0xc0/0x310
[  367.470479]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.475235]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.480690]  ? retint_kernel+0x1b/0x2d
[  367.484579]  ? trace_hardirqs_on+0x310/0x310
[  367.488997]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.493810]  ? trace_initcall_level+0x80/0x31b
[  367.498428]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  367.503202]  ? show_mem+0x1e/0x17b
[  367.506755]  show_mem+0x34/0x17b
[  367.510130]  dump_header+0x2f1/0xf72
[  367.513870]  ? mark_held_locks+0x130/0x130
[  367.518109]  ? pagefault_out_of_memory+0x197/0x197
[  367.523056]  ? __lock_acquire+0x62f/0x4c20
[  367.527297]  ? zap_class+0x640/0x640
[  367.531021]  ? percpu_ref_get_many+0x240/0x240
[  367.535606]  ? print_usage_bug+0xc0/0xc0
[  367.539667]  ? print_usage_bug+0xc0/0xc0
[  367.543733]  ? zap_class+0x640/0x640
[  367.547451]  ? print_usage_bug+0xc0/0xc0
[  367.551510]  ? print_usage_bug+0xc0/0xc0
[  367.555581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.561124]  ? find_held_lock+0x36/0x1c0
[  367.565192]  ? mark_held_locks+0xc7/0x130
[  367.569341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.574443]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.579546]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.584149]  ? trace_hardirqs_on+0xbd/0x310
[  367.588485]  ? kasan_check_read+0x11/0x20
[  367.592629]  ? ___ratelimit+0x3b4/0x672
[  367.596608]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.601711]  ? trace_hardirqs_on+0x310/0x310
[  367.606118]  ? lock_downgrade+0x900/0x900
[  367.610295]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.615414]  ? ___ratelimit+0x3b9/0x672
[  367.619390]  ? idr_get_free+0xec0/0xec0
[  367.623367]  ? find_held_lock+0x36/0x1c0
[  367.627443]  oom_kill_process.cold.27+0x10/0x903
[  367.632201]  ? zap_class+0x640/0x640
[  367.635961]  ? check_preemption_disabled+0x48/0x280
[  367.640985]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.645920]  ? kasan_check_read+0x11/0x20
[  367.650073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.655352]  ? oom_evaluate_task+0x540/0x540
[  367.659765]  ? find_held_lock+0x36/0x1c0
[  367.663839]  ? out_of_memory+0x974/0x1430
[  367.667990]  ? lock_downgrade+0x900/0x900
[  367.672144]  ? check_preemption_disabled+0x48/0x280
[  367.677170]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.682108]  ? kasan_check_read+0x11/0x20
[  367.686263]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.691548]  ? rcu_softirq_qs+0x20/0x20
[  367.695526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.701062]  ? oom_evaluate_task+0x302/0x540
[  367.705478]  out_of_memory+0xa84/0x1430
[  367.709461]  ? oom_killer_disable+0x3a0/0x3a0
[  367.713956]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  367.719140]  ? __mutex_add_waiter+0x2a0/0x2a0
[  367.723649]  __alloc_pages_slowpath+0x22d4/0x2d70
[  367.728539]  ? warn_alloc+0x120/0x120
[  367.732356]  ? rcu_softirq_qs+0x20/0x20
[  367.736356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.741899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.747437]  ? should_fail+0x22d/0xd01
[  367.751333]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.756459]  ? zap_class+0x640/0x640
[  367.760205]  ? __lock_is_held+0xb5/0x140
[  367.764289]  ? mark_held_locks+0x130/0x130
[  367.768528]  ? lock_release+0xa00/0xa00
[  367.772506]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.777965]  ? __might_sleep+0x95/0x190
[  367.781963]  __alloc_pages_nodemask+0xa80/0xde0
[  367.786642]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  367.791661]  ? __page_cache_alloc+0x191/0x5c0
[  367.796155]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.801089]  ? kasan_check_read+0x11/0x20
[  367.805238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.810529]  ? zap_class+0x640/0x640
[  367.814258]  ? zap_class+0x640/0x640
[  367.817979]  ? zap_class+0x640/0x640
[  367.821706]  ? __do_page_cache_readahead+0x7ce/0x980
[  367.826813]  ? find_held_lock+0x36/0x1c0
[  367.830880]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  367.836424]  alloc_pages_current+0x173/0x350
[  367.840847]  __page_cache_alloc+0x38c/0x5c0
[  367.845168]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.850111]  ? kasan_check_read+0x11/0x20
[  367.854261]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.859546]  ? generic_perform_write+0x6a0/0x6a0
[  367.864312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.869851]  ? check_preemption_disabled+0x48/0x280
[  367.874877]  filemap_fault+0x1594/0x25f0
[  367.878956]  ? __lock_page_or_retry+0xa00/0xa00
[  367.883628]  ? mark_held_locks+0x130/0x130
[  367.887868]  ? rcu_softirq_qs+0x20/0x20
[  367.891840]  ? kasan_check_read+0x11/0x20
[  367.895997]  ? rcu_softirq_qs+0x20/0x20
[  367.899985]  ? filemap_map_pages+0xe04/0x1990
[  367.904493]  ? print_usage_bug+0xc0/0xc0
[  367.908560]  ? unwind_get_return_address+0x61/0xa0
[  367.913496]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  367.918426]  ? print_usage_bug+0xc0/0xc0
[  367.922494]  ? print_usage_bug+0xc0/0xc0
[  367.926560]  ? __lock_acquire+0x62f/0x4c20
[  367.930797]  ? save_stack+0x43/0xd0
[  367.934425]  ? __kasan_slab_free+0x102/0x150
[  367.938847]  ? kasan_slab_free+0xe/0x10
[  367.942840]  ? kmem_cache_free+0x83/0x290
[  367.946986]  ? __sigqueue_free.part.29+0x74/0x90
[  367.951766]  ? lock_acquire+0x1ed/0x520
[  367.955773]  ? ext4_filemap_fault+0x7a/0xad
[  367.960135]  ? lock_release+0xa00/0xa00
[  367.964122]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.969579]  ? print_usage_bug+0xc0/0xc0
[  367.973660]  ? print_usage_bug+0xc0/0xc0
[  367.977737]  ? down_read+0x8d/0x120
[  367.981361]  ? ext4_filemap_fault+0x7a/0xad
[  367.985684]  ? __down_interruptible+0x700/0x700
[  367.990367]  ext4_filemap_fault+0x82/0xad
[  367.994520]  __do_fault+0x100/0x6b0
[  367.998150]  ? pmd_devmap_trans_unstable+0x220/0x220
[  368.003259]  ? mark_held_locks+0x130/0x130
[  368.007506]  ? mark_held_locks+0x130/0x130
[  368.011742]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  368.017285]  ? rcu_pm_notify+0xc0/0xc0
[  368.021182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.026727]  __handle_mm_fault+0x307c/0x5920
[  368.031145]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  368.035991]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.040498]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  368.045081]  ? trace_hardirqs_on+0xbd/0x310
[  368.049405]  ? kasan_check_read+0x11/0x20
[  368.053556]  ? __set_current_blocked+0xdf/0x120
[  368.058227]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.063341]  ? zap_class+0x640/0x640
[  368.067057]  ? zap_class+0x640/0x640
[  368.070778]  ? find_held_lock+0x36/0x1c0
[  368.074850]  ? handle_mm_fault+0x42a/0xc70
[  368.079093]  ? lock_downgrade+0x900/0x900
[  368.083241]  ? check_preemption_disabled+0x48/0x280
[  368.088264]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.093199]  ? kasan_check_read+0x11/0x20
[  368.097352]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.102632]  ? rcu_softirq_qs+0x20/0x20
[  368.106606]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.111711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.117248]  ? check_preemption_disabled+0x48/0x280
[  368.122270]  handle_mm_fault+0x54f/0xc70
[  368.126367]  ? __handle_mm_fault+0x5920/0x5920
[  368.130969]  ? find_vma+0x34/0x190
[  368.134520]  __do_page_fault+0x5e8/0xe60
[  368.138583]  ? exit_to_usermode_loop+0x1f4/0x380
[  368.143345]  do_page_fault+0xf2/0x7e0
[  368.147145]  ? vmalloc_sync_all+0x30/0x30
[  368.151301]  ? error_entry+0x70/0xd0
[  368.155023]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.160047]  ? trace_hardirqs_on_caller+0xc0/0x310
[  368.164980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.169919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.174777]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.179793]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.185246]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  368.190266]  ? prepare_exit_to_usermode+0x291/0x3b0
[  368.195316]  ? page_fault+0x8/0x30
[  368.198862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.203710]  ? page_fault+0x8/0x30
[  368.207248]  page_fault+0x1e/0x30
[  368.210719] RIP: 0033:0x45db60
[  368.213921] Code: Bad RIP value.
[  368.217291] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  368.222653] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  368.229920] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  368.237184] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  368.244454] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  368.251721] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  368.259021] warn_alloc_show_mem: 1 callbacks suppressed
[  368.259033] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  368.259035] Mem-Info:
[  368.259065] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  368.259065]  active_file:14 inactive_file:14 isolated_file:0
[  368.259065]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.259065]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  368.259065]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  368.259065]  free:13738 free_pcp:524 free_cma:0
[  368.264402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.271422] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.273826] Call Trace:
[  368.306775] Node 0 
[  368.316121]  <IRQ>
[  368.343742] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.346307]  dump_stack+0x244/0x39d
[  368.348515] lowmem_reserve[]:
[  368.350660]  ? dump_stack_print_info.cold.1+0x20/0x20
[  368.376137]  0
[  368.379895]  warn_alloc.cold.117+0xb7/0x1bd
[  368.382964]  2818
[  368.388185]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.389961]  6321
[  368.394281]  ? lock_downgrade+0x900/0x900
[  368.396323]  6321
[  368.401161]  ? trace_hardirqs_off+0xb8/0x310
[  368.407344]  ? trace_hardirqs_off+0xb8/0x310
[  368.409378] Node 0 
[  368.413787]  __alloc_pages_slowpath+0x2660/0x2d70
[  368.418191] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  368.420418]  ? warn_alloc+0x120/0x120
[  368.425213] lowmem_reserve[]:
[  368.451924]  ? warn_alloc+0x120/0x120
[  368.455697]  0
[  368.458795]  ? print_usage_bug+0xc0/0xc0
[  368.462564]  0
[  368.464365]  ? warn_alloc+0x120/0x120
[  368.468398]  3503
[  368.470197]  ? print_usage_bug+0xc0/0xc0
[  368.473970]  3503
[  368.476032]  ? __lock_acquire+0x62f/0x4c20
[  368.482127]  ? __lock_acquire+0x62f/0x4c20
[  368.486334] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  368.490593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.490608]  ? should_fail+0x22d/0xd01
[  368.519761] lowmem_reserve[]:
[  368.525350]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.529215]  0
[  368.532311]  ? __lock_acquire+0x62f/0x4c20
[  368.537386]  0
[  368.539182]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.543394]  0
[  368.545190]  ? __lock_acquire+0x62f/0x4c20
[  368.550268]  0
[  368.552064]  ? should_fail+0x22d/0xd01
[  368.558075]  ? mark_held_locks+0x130/0x130
[  368.561927] Node 0 DMA: 
[  368.566152]  ? mark_held_locks+0x130/0x130
[  368.566174]  ? zap_class+0x640/0x640
[  368.568820] 1*4kB 
[  368.573046]  ? print_usage_bug+0xc0/0xc0
[  368.576735] (U) 
[  368.578879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.582918] 0*8kB 
[  368.584886]  ? check_preemption_disabled+0x48/0x280
[  368.590401] 0*16kB 
[  368.592547]  ? __lock_is_held+0xb5/0x140
[  368.597536] 1*32kB 
[  368.599766]  __alloc_pages_nodemask+0xa80/0xde0
[  368.603799] (U) 
[  368.606032]  ? zap_class+0x640/0x640
[  368.610677] 2*64kB 
[  368.612665]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  368.616349] (U) 
[  368.618586]  ? find_held_lock+0x36/0x1c0
[  368.623569] 1*128kB 
[  368.625548]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.629607] (U) 
[  368.631922]  ? lock_downgrade+0x900/0x900
[  368.636565] 1*256kB 
[  368.638540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.642665] (U) 
[  368.644985]  cache_grow_begin+0xa5/0x8c0
[  368.650533] 0*512kB 
[  368.652501]  ? do_raw_spin_unlock+0xa7/0x330
[  368.656538] 1*1024kB 
[  368.658862]  fallback_alloc+0x204/0x2e0
[  368.663241] (U) 
[  368.665652]  ____cache_alloc_node+0x1c7/0x1e0
[  368.669597] 1*2048kB 
[  368.671571]  kmem_cache_alloc_node+0xe3/0x730
[  368.676043] (M) 
[  368.678528]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.683144] 3*4096kB 
[  368.685120]  __alloc_skb+0x119/0x770
[  368.689321] (M) 
[  368.691726]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.695414] = 15908kB
[  368.697387]  ? netdev_alloc_frag+0x1f0/0x1f0
[  368.702637] Node 0 
[  368.705065]  ? lock_downgrade+0x900/0x900
[  368.709446] DMA32: 
[  368.711723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.715840] 5*4kB 
[  368.718090]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.723597] (UM) 
[  368.725742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.731165] 1*8kB 
[  368.733224]  ? addrconf_rs_timer+0x690/0x690
[  368.738648] (U) 
[  368.740805]  ndisc_alloc_skb+0x144/0x340
[  368.745178] 3*16kB 
[  368.747146]  ndisc_send_rs+0x331/0x6e0
[  368.751182] (UM) 
[  368.753411]  addrconf_rs_timer+0x314/0x690
[  368.757277] 2*32kB 
[  368.759334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.763545] (UM) 
[  368.765790]  call_timer_fn+0x272/0x920
[  368.769999] 4*64kB 
[  368.772061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.775923] (UM) 
[  368.778154]  ? process_timeout+0x40/0x40
[  368.782367] 5*128kB 
[  368.784434]  ? __run_timers+0x7da/0xc70
[  368.788462] (UM) 
[  368.790792]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.794733] 4*256kB 
[  368.796797]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.801262] (UM) 
[  368.803580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.808054] 3*512kB 
[  368.810110]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.814321] (M) 
[  368.816641]  ? trace_hardirqs_on+0xbd/0x310
[  368.821196] 3*1024kB 
[  368.823170]  ? kasan_check_read+0x11/0x20
[  368.827462] (UM) 
[  368.829867]  ? __run_timers+0x7da/0xc70
[  368.833986] 3*2048kB 
[  368.836047]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.840017] (UM) 
[  368.842429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.847500] 3*4096kB 
[  368.850036]  __run_timers+0x7e5/0xc70
[  368.854246] (M) 
[  368.856660]  ? timer_fixup_init+0x70/0x70
[  368.860426] = 25100kB
[  368.862400]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.866522] Node 0 
[  368.868930]  ? zap_class+0x640/0x640
[  368.873920] Normal: 
[  368.876160]  ? enqueue_hrtimer+0x1a5/0x560
[  368.879849] 922*4kB 
[  368.882168]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.886376] (UMEH) 
[  368.888699]  ? find_held_lock+0x36/0x1c0
[  368.893857] 452*8kB (UME) 
[  368.896099]  ? zap_class+0x640/0x640
[  368.900133] 175*16kB 
[  368.902979]  ? pvclock_read_flags+0x160/0x160
[  368.906660] (UMEH) 
[  368.909067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.913534] 86*32kB 
[  368.915763]  ? check_preemption_disabled+0x48/0x280
[  368.921271] (UMEH) 
[  368.923593]  ? __lock_is_held+0xb5/0x140
[  368.928580] 11*64kB 
[  368.930818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.934850] (MH) 
[  368.937168]  ? check_preemption_disabled+0x48/0x280
[  368.942678] 1*128kB 
[  368.944739]  run_timer_softirq+0x52/0xb0
[  368.949728] (H) 
[  368.952050]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.956086] 1*256kB 
[  368.958057]  __do_softirq+0x308/0xb7e
[  368.963049] (H) 
[  368.965367]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.969144] 0*512kB 
[  368.971112]  ? lock_downgrade+0x900/0x900
[  368.975580] 0*1024kB 
[  368.977896]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.982028] 0*2048kB 
[  368.984439]  ? pvclock_read_flags+0x160/0x160
[  368.989514] 0*4096kB 
[  368.991926]  ? lapic_next_event+0x5a/0x90
[  368.996397] = 13944kB
[  368.998805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.002932] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  369.005332]  ? kvm_clock_read+0x18/0x30
[  369.010850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  369.019676]  ? kvm_sched_clock_read+0x9/0x20
[  369.023631] 2312 total pagecache pages
[  369.032202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.036590] 0 pages in swap cache
[  369.040468]  ? check_preemption_disabled+0x48/0x280
[  369.045981] Swap cache stats: add 0, delete 0, find 0/0
[  369.049425]  irq_exit+0x17f/0x1c0
[  369.054414] Free swap  = 0kB
[  369.059767]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.063200] Total swap = 0kB
[  369.066210]  ? smp_reschedule_interrupt+0x109/0x650
[  369.071037] 1965979 pages RAM
[  369.074045]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.079044] 0 pages HighMem/MovableOnly
[  369.082144]  ? interrupt_entry+0xb5/0xc0
[  369.088002] 342867 pages reserved
[  369.091973]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.096015] 0 pages cma reserved
[  369.099458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.104507] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.107815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.112891] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.119288]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.124117] syz-fuzzer cpuset=
[  369.134332]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.139325] /
[  369.142519]  ? task_prio+0x50/0x50
[  369.147516]  mems_allowed=0
[  369.149224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.161178]  ? check_preemption_disabled+0x48/0x280
[  369.166201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.171056]  apic_timer_interrupt+0xf/0x20
[  369.175287]  </IRQ>
[  369.177530] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  369.182924] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  369.201849] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  369.209557] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.216824] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  369.224088] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  369.231354] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.238618] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  369.245926]  skb_clone+0x1bb/0x500
[  369.249471]  ? skb_split+0x11e0/0x11e0
[  369.253358]  ? check_preemption_disabled+0x48/0x280
[  369.258381]  ? __this_cpu_preempt_check+0x1c/0x20
[  369.263226]  ? __bpf_redirect+0x54b/0xb20
[  369.267385]  bpf_clone_redirect+0xb9/0x490
[  369.271631]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  369.276650]  ? __sched_text_start+0x8/0x8
[  369.281104]  ? find_held_lock+0x36/0x1c0
[  369.285177]  ? lock_acquire+0x1ed/0x520
[  369.289156]  ? bpf_test_run+0x3cb/0x780
[  369.293132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.298668]  ? check_preemption_disabled+0x48/0x280
[  369.303693]  ? kasan_check_read+0x11/0x20
[  369.307845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.313129]  ? rcu_softirq_qs+0x20/0x20
[  369.317108]  ? preempt_schedule+0x4d/0x60
[  369.321257]  ? ___preempt_schedule+0x16/0x18
[  369.325687]  ? bpf_test_run+0x25d/0x780
[  369.329673]  ? netlink_diag_dump+0x2a0/0x2a0
[  369.334086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.339621]  ? bpf_test_init.isra.10+0x70/0x100
[  369.344298]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  369.349068]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  369.353910]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.359447]  ? fput+0x130/0x1a0
[  369.362731]  ? __bpf_prog_get+0x9b/0x290
[  369.366799]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  369.371646]  ? bpf_prog_test_run+0x130/0x1a0
[  369.376062]  ? __x64_sys_bpf+0x3d8/0x520
[  369.380365]  ? bpf_prog_get+0x20/0x20
[  369.384187]  ? do_syscall_64+0x1b9/0x820
[  369.388253]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.393621]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.398556]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.403575]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.408595]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  369.415265]  ? __switch_to_asm+0x40/0x70
[  369.419323]  ? __switch_to_asm+0x34/0x70
[  369.423388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.428245]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.433636] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  369.433757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.440314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.440323] Call Trace:
[  369.446890] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.456150]  <IRQ>
[  369.458722] syz-executor3 cpuset=
[  369.469198]  dump_stack+0x244/0x39d
[  369.471324] syz3
[  369.474771]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.478382]  mems_allowed=0
[  369.480365]  warn_alloc.cold.117+0xb7/0x1bd
[  369.492751]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.497600]  ? lock_downgrade+0x900/0x900
[  369.501760]  ? trace_hardirqs_off+0xb8/0x310
[  369.506176]  ? trace_hardirqs_off+0xb8/0x310
[  369.510593]  __alloc_pages_slowpath+0x2660/0x2d70
[  369.515468]  ? warn_alloc+0x120/0x120
[  369.519277]  ? warn_alloc+0x120/0x120
[  369.523086]  ? print_usage_bug+0xc0/0xc0
[  369.527152]  ? warn_alloc+0x120/0x120
[  369.530952]  ? print_usage_bug+0xc0/0xc0
[  369.535019]  ? __lock_acquire+0x62f/0x4c20
[  369.539257]  ? __lock_acquire+0x62f/0x4c20
[  369.543504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.549043]  ? should_fail+0x22d/0xd01
[  369.552934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.558211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.563331]  ? __lock_acquire+0x62f/0x4c20
[  369.567567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.572694]  ? __lock_acquire+0x62f/0x4c20
[  369.576930]  ? should_fail+0x22d/0xd01
[  369.580822]  ? rcu_irq_exit+0x1a2/0x390
[  369.584803]  ? mark_held_locks+0x130/0x130
[  369.589053]  ? mark_held_locks+0x130/0x130
[  369.593298]  ? mark_held_locks+0xc7/0x130
[  369.597444]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  369.602460]  ? zap_class+0x640/0x640
[  369.606178]  ? print_usage_bug+0xc0/0xc0
[  369.610244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.615780]  ? check_preemption_disabled+0x48/0x280
[  369.620805]  ? __lock_is_held+0xb5/0x140
[  369.624876]  __alloc_pages_nodemask+0xa80/0xde0
[  369.629544]  ? zap_class+0x640/0x640
[  369.633268]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  369.638311]  ? find_held_lock+0x36/0x1c0
[  369.642388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.647058]  ? lock_downgrade+0x900/0x900
[  369.651215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.656775]  cache_grow_begin+0xa5/0x8c0
[  369.660847]  ? do_raw_spin_unlock+0xa7/0x330
[  369.665267]  fallback_alloc+0x204/0x2e0
[  369.669252]  ____cache_alloc_node+0x1c7/0x1e0
[  369.673769]  kmem_cache_alloc_node+0xe3/0x730
[  369.678265]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.682542]  __alloc_skb+0x119/0x770
[  369.686264]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.691553]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.695963]  ? lock_downgrade+0x900/0x900
[  369.700135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.705706]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.711160]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.716630]  ? addrconf_rs_timer+0x690/0x690
[  369.721585]  ndisc_alloc_skb+0x144/0x340
[  369.725656]  ndisc_send_rs+0x331/0x6e0
[  369.729549]  addrconf_rs_timer+0x314/0x690
[  369.733807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.738106]  call_timer_fn+0x272/0x920
[  369.741993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.746244]  ? process_timeout+0x40/0x40
[  369.750319]  ? mark_held_locks+0xc7/0x130
[  369.754481]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.758975]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.763475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.767709]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.772298]  ? trace_hardirqs_on+0xbd/0x310
[  369.776625]  ? kasan_check_read+0x11/0x20
[  369.780777]  ? __run_timers+0x7da/0xc70
[  369.784759]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.789871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.794116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.798355]  __run_timers+0x7e5/0xc70
[  369.802183]  ? timer_fixup_init+0x70/0x70
[  369.806335]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.811358]  ? zap_class+0x640/0x640
[  369.815082]  ? print_usage_bug+0xc0/0xc0
[  369.819146]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.824345]  ? find_held_lock+0x36/0x1c0
[  369.828411]  ? zap_class+0x640/0x640
[  369.832132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.837674]  ? check_preemption_disabled+0x48/0x280
[  369.842699]  ? __lock_is_held+0xb5/0x140
[  369.846760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.852300]  ? check_preemption_disabled+0x48/0x280
[  369.857323]  run_timer_softirq+0x52/0xb0
[  369.861384]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.866403]  __do_softirq+0x308/0xb7e
[  369.870209]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.874716]  ? lock_downgrade+0x900/0x900
[  369.878858]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.883960]  ? pvclock_read_flags+0x160/0x160
[  369.888461]  ? lapic_next_event+0x5a/0x90
[  369.892610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.898164]  ? kvm_clock_read+0x18/0x30
[  369.902164]  ? kvm_sched_clock_read+0x9/0x20
[  369.906591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.912125]  ? check_preemption_disabled+0x48/0x280
[  369.917156]  irq_exit+0x17f/0x1c0
[  369.920609]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.925449]  ? smp_reschedule_interrupt+0x109/0x650
[  369.930464]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.936353]  ? interrupt_entry+0xb5/0xc0
[  369.940420]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.945433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.950456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.955309]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.960326]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.965345]  ? task_prio+0x50/0x50
[  369.968888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.974424]  ? check_preemption_disabled+0x48/0x280
[  369.979453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.984310]  apic_timer_interrupt+0xf/0x20
[  369.988541]  </IRQ>
[  369.990782] RIP: 0010:console_unlock+0xffa/0x1160
[  369.995626] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  370.014525] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  370.022235] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  370.029504] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  370.036767] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  370.044041] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  370.051313] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  370.058586]  ? netconsole_netdev_event+0x280/0x280
[  370.063522]  ? console_unlock+0xff1/0x1160
[  370.067812]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  370.072491]  ? lock_release+0xa00/0xa00
[  370.076469]  ? interrupt_entry+0xc0/0xc0
[  370.080549]  vprintk_emit+0x33d/0x930
[  370.084360]  ? wake_up_klogd+0x180/0x180
[  370.088426]  ? attach_entity_load_avg+0x810/0x860
[  370.093267]  ? __lock_acquire+0x600/0x4c20
[  370.097510]  ? mark_held_locks+0x130/0x130
[  370.101747]  ? print_usage_bug+0xc0/0xc0
[  370.105813]  ? find_held_lock+0x36/0x1c0
[  370.109887]  ? mark_held_locks+0xc7/0x130
[  370.114044]  vprintk_default+0x28/0x30
[  370.117931]  vprintk_func+0x7e/0x181
[  370.121649]  printk+0xa7/0xcf
[  370.124755]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  370.129528]  show_free_areas.cold.118+0x1e0b/0x215d
[  370.134567]  ? si_meminfo_node+0x260/0x260
[  370.138813]  ? __lock_acquire+0x62f/0x4c20
[  370.143051]  ? __lock_acquire+0x62f/0x4c20
[  370.147294]  ? __lock_is_held+0xb5/0x140
[  370.151372]  ? mark_held_locks+0x130/0x130
[  370.155611]  ? zap_class+0x640/0x640
[  370.159326]  ? put_dec+0x3b/0xf0
[  370.162714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.168260]  ? find_held_lock+0x36/0x1c0
[  370.172348]  ? serial8250_console_write+0x8b3/0xb10
[  370.177368]  ? lock_downgrade+0x900/0x900
[  370.181516]  ? zap_class+0x640/0x640
[  370.185230]  ? zap_class+0x640/0x640
[  370.188944]  ? print_usage_bug+0xc0/0xc0
[  370.193001]  ? do_raw_spin_unlock+0xa7/0x330
[  370.197419]  ? trace_hardirqs_on+0x310/0x310
[  370.201825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.207406]  ? find_held_lock+0x36/0x1c0
[  370.211475]  ? mark_held_locks+0xc7/0x130
[  370.215631]  ? console_unlock+0xfcd/0x1160
[  370.219867]  ? netconsole_netdev_event+0x280/0x280
[  370.224796]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.229381]  ? trace_hardirqs_on+0xbd/0x310
[  370.233699]  ? vprintk_emit+0x33d/0x930
[  370.237678]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.242811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.248385]  ? netconsole_netdev_event+0x280/0x280
[  370.253316]  ? console_unlock+0x8d8/0x1160
[  370.257564]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  370.262250]  ? lock_release+0xa00/0xa00
[  370.266229]  ? preempt_count_add+0xbc/0x1b0
[  370.270550]  ? wake_up_klogd+0x11a/0x180
[  370.274609]  ? console_device+0xc0/0xc0
[  370.278810]  ? vprintk_emit+0x268/0x930
[  370.282784]  ? wake_up_klogd+0x180/0x180
[  370.286842]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.291787]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  370.296545]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.301994]  ? retint_kernel+0x1b/0x2d
[  370.305888]  ? trace_hardirqs_on+0x310/0x310
[  370.310309]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  370.315105]  ? trace_initcall_level+0x80/0x31b
[  370.319688]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  370.324450]  ? show_mem+0x1e/0x17b
[  370.327994]  show_mem+0x34/0x17b
[  370.331375]  dump_header+0x2f1/0xf72
[  370.335095]  ? mark_held_locks+0x130/0x130
[  370.339333]  ? pagefault_out_of_memory+0x197/0x197
[  370.344272]  ? __lock_acquire+0x62f/0x4c20
[  370.348511]  ? zap_class+0x640/0x640
[  370.352230]  ? percpu_ref_get_many+0x240/0x240
[  370.356863]  ? print_usage_bug+0xc0/0xc0
[  370.360927]  ? print_usage_bug+0xc0/0xc0
[  370.365007]  ? zap_class+0x640/0x640
[  370.368737]  ? print_usage_bug+0xc0/0xc0
[  370.372822]  ? print_usage_bug+0xc0/0xc0
[  370.376889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.382434]  ? find_held_lock+0x36/0x1c0
[  370.386510]  ? mark_held_locks+0xc7/0x130
[  370.390666]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.395770]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.400876]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.405472]  ? trace_hardirqs_on+0xbd/0x310
[  370.409792]  ? kasan_check_read+0x11/0x20
[  370.413940]  ? ___ratelimit+0x3b4/0x672
[  370.417921]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.423035]  ? trace_hardirqs_on+0x310/0x310
[  370.427450]  ? lock_downgrade+0x900/0x900
[  370.431608]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.436756]  ? ___ratelimit+0x3b9/0x672
[  370.440732]  ? idr_get_free+0xec0/0xec0
[  370.444736]  ? find_held_lock+0x36/0x1c0
[  370.448817]  oom_kill_process.cold.27+0x10/0x903
[  370.453573]  ? zap_class+0x640/0x640
[  370.457289]  ? check_preemption_disabled+0x48/0x280
[  370.462328]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.467269]  ? kasan_check_read+0x11/0x20
[  370.471427]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.476704]  ? oom_evaluate_task+0x540/0x540
[  370.481241]  ? find_held_lock+0x36/0x1c0
[  370.485315]  ? out_of_memory+0x974/0x1430
[  370.489466]  ? lock_downgrade+0x900/0x900
[  370.493615]  ? check_preemption_disabled+0x48/0x280
[  370.498638]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.503566]  ? kasan_check_read+0x11/0x20
[  370.507714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.512990]  ? rcu_softirq_qs+0x20/0x20
[  370.516974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.522511]  ? oom_evaluate_task+0x302/0x540
[  370.526921]  out_of_memory+0xa84/0x1430
[  370.530908]  ? oom_killer_disable+0x3a0/0x3a0
[  370.535403]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  370.540336]  ? __mutex_add_waiter+0x2a0/0x2a0
[  370.544852]  __alloc_pages_slowpath+0x22d4/0x2d70
[  370.549813]  ? warn_alloc+0x120/0x120
[  370.553628]  ? rcu_softirq_qs+0x20/0x20
[  370.557632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.563190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.568727]  ? should_fail+0x22d/0xd01
[  370.572619]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.577732]  ? zap_class+0x640/0x640
[  370.581474]  ? __lock_is_held+0xb5/0x140
[  370.585544]  ? mark_held_locks+0x130/0x130
[  370.589783]  ? lock_release+0xa00/0xa00
[  370.593762]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.599224]  ? __might_sleep+0x95/0x190
[  370.603212]  __alloc_pages_nodemask+0xa80/0xde0
[  370.607891]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  370.612909]  ? __page_cache_alloc+0x191/0x5c0
[  370.617410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.622343]  ? kasan_check_read+0x11/0x20
[  370.626496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.631781]  ? zap_class+0x640/0x640
[  370.635507]  ? zap_class+0x640/0x640
[  370.639240]  ? zap_class+0x640/0x640
[  370.642987]  ? __do_page_cache_readahead+0x7ce/0x980
[  370.648101]  ? find_held_lock+0x36/0x1c0
[  370.652176]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  370.657758]  alloc_pages_current+0x173/0x350
[  370.662205]  __page_cache_alloc+0x38c/0x5c0
[  370.666529]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.671455]  ? kasan_check_read+0x11/0x20
[  370.675644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.680955]  ? generic_perform_write+0x6a0/0x6a0
[  370.685714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.691268]  ? check_preemption_disabled+0x48/0x280
[  370.696303]  filemap_fault+0x1594/0x25f0
[  370.700382]  ? __lock_page_or_retry+0xa00/0xa00
[  370.705052]  ? mark_held_locks+0x130/0x130
[  370.709293]  ? rcu_softirq_qs+0x20/0x20
[  370.713269]  ? kasan_check_read+0x11/0x20
[  370.717428]  ? rcu_softirq_qs+0x20/0x20
[  370.721411]  ? filemap_map_pages+0xe04/0x1990
[  370.725913]  ? print_usage_bug+0xc0/0xc0
[  370.729976]  ? unwind_get_return_address+0x61/0xa0
[  370.734931]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  370.739879]  ? print_usage_bug+0xc0/0xc0
[  370.743949]  ? print_usage_bug+0xc0/0xc0
[  370.748021]  ? __lock_acquire+0x62f/0x4c20
[  370.752256]  ? save_stack+0x43/0xd0
[  370.755890]  ? __kasan_slab_free+0x102/0x150
[  370.760304]  ? kasan_slab_free+0xe/0x10
[  370.764274]  ? kmem_cache_free+0x83/0x290
[  370.768429]  ? __sigqueue_free.part.29+0x74/0x90
[  370.773205]  ? lock_acquire+0x1ed/0x520
[  370.777183]  ? ext4_filemap_fault+0x7a/0xad
[  370.781514]  ? lock_release+0xa00/0xa00
[  370.785491]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.790942]  ? print_usage_bug+0xc0/0xc0
[  370.795024]  ? print_usage_bug+0xc0/0xc0
[  370.799102]  ? down_read+0x8d/0x120
[  370.802738]  ? ext4_filemap_fault+0x7a/0xad
[  370.807065]  ? __down_interruptible+0x700/0x700
[  370.811744]  ext4_filemap_fault+0x82/0xad
[  370.815898]  __do_fault+0x100/0x6b0
[  370.819532]  ? pmd_devmap_trans_unstable+0x220/0x220
[  370.824639]  ? mark_held_locks+0x130/0x130
[  370.828880]  ? mark_held_locks+0x130/0x130
[  370.833120]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  370.838658]  ? rcu_pm_notify+0xc0/0xc0
[  370.842555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.848102]  __handle_mm_fault+0x307c/0x5920
[  370.852628]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  370.857473]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.861973]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.866569]  ? trace_hardirqs_on+0xbd/0x310
[  370.870894]  ? kasan_check_read+0x11/0x20
[  370.875044]  ? __set_current_blocked+0xdf/0x120
[  370.879720]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.884840]  ? zap_class+0x640/0x640
[  370.888553]  ? zap_class+0x640/0x640
[  370.892274]  ? find_held_lock+0x36/0x1c0
[  370.896371]  ? handle_mm_fault+0x42a/0xc70
[  370.900610]  ? lock_downgrade+0x900/0x900
[  370.904761]  ? check_preemption_disabled+0x48/0x280
[  370.909800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.914727]  ? kasan_check_read+0x11/0x20
[  370.918904]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.924211]  ? rcu_softirq_qs+0x20/0x20
[  370.928182]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.933295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.938861]  ? check_preemption_disabled+0x48/0x280
[  370.943882]  handle_mm_fault+0x54f/0xc70
[  370.947962]  ? __handle_mm_fault+0x5920/0x5920
[  370.952574]  ? find_vma+0x34/0x190
[  370.956167]  __do_page_fault+0x5e8/0xe60
[  370.960227]  ? exit_to_usermode_loop+0x1f4/0x380
[  370.964994]  do_page_fault+0xf2/0x7e0
[  370.968808]  ? vmalloc_sync_all+0x30/0x30
[  370.972960]  ? error_entry+0x70/0xd0
[  370.976677]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.981693]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.986620]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.991550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.996393]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.001408]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.006859]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.011879]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.016900]  ? page_fault+0x8/0x30
[  371.020446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.025298]  ? page_fault+0x8/0x30
[  371.028839]  page_fault+0x1e/0x30
[  371.032294] RIP: 0033:0x45db60
[  371.035499] Code: Bad RIP value.
[  371.038865] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  371.044230] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  371.051497] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  371.058761] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  371.066036] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  371.073306] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  371.080604] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  371.080609] warn_alloc_show_mem: 1 callbacks suppressed
[  371.080617] Mem-Info:
[  371.087630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.092996] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  371.092996]  active_file:14 inactive_file:14 isolated_file:0
[  371.092996]  unevictable:0 dirty:0 writeback:0 unstable:0
[  371.092996]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  371.092996]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  371.092996]  free:13738 free_pcp:524 free_cma:0
[  371.095366] Call Trace:
[  371.104761] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  371.137683]  <IRQ>
[  371.140249] Node 0 
[  371.167825]  dump_stack+0x244/0x39d
[  371.169974] 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
[  371.172183]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.175789] lowmem_reserve[]: 0 2818
[  371.201307]  warn_alloc.cold.117+0xb7/0x1bd
[  371.206474]  6321
[  371.210182]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.214477]  6321
[  371.216532]  ? lock_downgrade+0x900/0x900
[  371.223406]  ? trace_hardirqs_off+0xb8/0x310
[  371.227522] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  371.231952]  ? trace_hardirqs_off+0xb8/0x310
[  371.231974]  __alloc_pages_slowpath+0x2660/0x2d70
[  371.259263] lowmem_reserve[]: 0
[  371.263696]  ? warn_alloc+0x120/0x120
[  371.268490]  0
[  371.271762]  ? warn_alloc+0x120/0x120
[  371.275533]  3503
[  371.277334]  ? print_usage_bug+0xc0/0xc0
[  371.281217]  3503
[  371.283277]  ? warn_alloc+0x120/0x120
[  371.289382]  ? print_usage_bug+0xc0/0xc0
[  371.293165] Node 0 
[  371.297216]  ? __lock_acquire+0x62f/0x4c20
[  371.297248] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  371.297255] lowmem_reserve[]:
[  371.299486]  ? __lock_acquire+0x62f/0x4c20
[  371.303701]  0
[  371.332234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.335313]  0
[  371.339543]  ? should_fail+0x22d/0xd01
[  371.341325]  0
[  371.346856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.348647]  0
[  371.352529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.359576]  ? __lock_acquire+0x62f/0x4c20
[  371.361358] Node 0 
[  371.366623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.370839] DMA: 
[  371.373068]  ? __lock_acquire+0x62f/0x4c20
[  371.378147] 1*4kB 
[  371.380459]  ? should_fail+0x22d/0xd01
[  371.384669] (U) 
[  371.386820]  ? rcu_irq_exit+0x1a2/0x390
[  371.390685] 0*8kB 
[  371.392657]  ? mark_held_locks+0x130/0x130
[  371.396603] 0*16kB 
[  371.398746]  ? mark_held_locks+0x130/0x130
[  371.402956] 1*32kB 
[  371.405190]  ? mark_held_locks+0xc7/0x130
[  371.409396] (U) 
[  371.411624]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  371.415747] 2*64kB 
[  371.417717]  ? zap_class+0x640/0x640
[  371.422708] (U) 
[  371.424940]  ? print_usage_bug+0xc0/0xc0
[  371.428627] 1*128kB 
[  371.430596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.434629] (U) 
[  371.436950]  ? check_preemption_disabled+0x48/0x280
[  371.442461] 1*256kB 
[  371.444436]  ? __lock_is_held+0xb5/0x140
[  371.449424] (U) 
[  371.451747]  __alloc_pages_nodemask+0xa80/0xde0
[  371.455804] 0*512kB 1*1024kB 
[  371.457781]  ? zap_class+0x640/0x640
[  371.462425] (U) 
[  371.465524]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  371.469211] 1*2048kB 
[  371.471205]  ? find_held_lock+0x36/0x1c0
[  371.476194] (M) 
[  371.479115]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.483166] 3*4096kB 
[  371.485154]  ? lock_downgrade+0x900/0x900
[  371.489822] (M) 
[  371.492237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.496356] = 15908kB
[  371.498327]  cache_grow_begin+0xa5/0x8c0
[  371.503835] Node 0 
[  371.506240]  ? do_raw_spin_unlock+0xa7/0x330
[  371.510277] DMA32: 
[  371.512514]  fallback_alloc+0x204/0x2e0
[  371.516897] 5*4kB 
[  371.519129]  ____cache_alloc_node+0x1c7/0x1e0
[  371.523073] (UM) 
[  371.525219]  kmem_cache_alloc_node+0xe3/0x730
[  371.529691] 1*8kB 
[  371.531746]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.536212] (U) 
[  371.538363]  __alloc_skb+0x119/0x770
[  371.542567] 3*16kB 
[  371.544539]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.548227] (UM) 
[  371.550458]  ? netdev_alloc_frag+0x1f0/0x1f0
[  371.555721] 2*32kB 
[  371.557796]  ? lock_downgrade+0x900/0x900
[  371.562187] (UM) 
[  371.564419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.568536] 4*64kB 
[  371.570592]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.576102] (UM) 
[  371.578351]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.583866] 5*128kB 
[  371.585924]  ? addrconf_rs_timer+0x690/0x690
[  371.591346] (UM) 
[  371.593675]  ndisc_alloc_skb+0x144/0x340
[  371.598053] 4*256kB 
[  371.600107]  ndisc_send_rs+0x331/0x6e0
[  371.604145] (UM) 
[  371.606462]  addrconf_rs_timer+0x314/0x690
[  371.610322] 3*512kB 
[  371.612377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.616586] (M) 
[  371.618911]  call_timer_fn+0x272/0x920
[  371.623118] 3*1024kB 
[  371.625089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.628966] (UM) 
[  371.631369]  ? process_timeout+0x40/0x40
[  371.635575] 3*2048kB 
[  371.637637]  ? __run_timers+0x7da/0xc70
[  371.641697] (UM) 
[  371.644146]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.648095] 3*4096kB 
[  371.650164]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.654638] (M) 
[  371.657044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.661516] = 25100kB
[  371.663484]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.667713] Node 0 
[  371.670117]  ? trace_hardirqs_on+0xbd/0x310
[  371.674702] Normal: 
[  371.676952]  ? kasan_check_read+0x11/0x20
[  371.681266] 922*4kB 
[  371.683599]  ? __run_timers+0x7da/0xc70
[  371.687718] (UMEH) 
[  371.690040]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.693992] 452*8kB 
[  371.696223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.701306] (UME) 
[  371.703636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.707843] 175*16kB 
[  371.710005]  __run_timers+0x7e5/0xc70
[  371.714224] (UMEH) 
[  371.716639]  ? timer_fixup_init+0x70/0x70
[  371.720576] 86*32kB (UMEH) 
[  371.722824]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.726947] 11*64kB 
[  371.729887]  ? zap_class+0x640/0x640
[  371.734877] (MH) 
[  371.737194]  ? enqueue_hrtimer+0x1a5/0x560
[  371.740887] 1*128kB 
[  371.742946]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.747158] (H) 
[  371.749479]  ? find_held_lock+0x36/0x1c0
[  371.754645] 1*256kB 
[  371.756613]  ? zap_class+0x640/0x640
[  371.760646] (H) 
[  371.762964]  ? pvclock_read_flags+0x160/0x160
[  371.766643] 0*512kB 0*1024kB 
[  371.768637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.773108] 0*2048kB 
[  371.776293]  ? check_preemption_disabled+0x48/0x280
[  371.781809] 0*4096kB 
[  371.784231]  ? __lock_is_held+0xb5/0x140
[  371.789214] = 13944kB
[  371.791616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.795656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  371.798059]  ? check_preemption_disabled+0x48/0x280
[  371.803574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.812401]  run_timer_softirq+0x52/0xb0
[  371.817389] 2312 total pagecache pages
[  371.825957]  ? rcu_read_lock_sched_held+0x14f/0x180
[  371.830000] 0 pages in swap cache
[  371.833879]  __do_softirq+0x308/0xb7e
[  371.838871] Swap cache stats: add 0, delete 0, find 0/0
[  371.842313]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  371.846087] Free swap  = 0kB
[  371.851445]  ? lock_downgrade+0x900/0x900
[  371.855915] Total swap = 0kB
[  371.858928]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  371.863051] 1965979 pages RAM
[  371.866069]  ? pvclock_read_flags+0x160/0x160
[  371.871148] 0 pages HighMem/MovableOnly
[  371.874247]  ? lapic_next_event+0x5a/0x90
[  371.878780] 342867 pages reserved
[  371.878785] 0 pages cma reserved
[  371.878856] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.882778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.882809]  ? kvm_clock_read+0x18/0x30
[  371.886993] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.890384]  ? kvm_sched_clock_read+0x9/0x20
[  371.893727] syz-fuzzer cpuset=
[  371.900214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.905723] /
[  371.909698]  ? check_preemption_disabled+0x48/0x280
[  371.919900]  mems_allowed=0
[  371.924304]  irq_exit+0x17f/0x1c0
[  371.946059]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.950898]  ? smp_reschedule_interrupt+0x109/0x650
[  371.955915]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.961807]  ? interrupt_entry+0xb5/0xc0
[  371.965871]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.970887]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.975908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.980751]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.985767]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.990794]  ? task_prio+0x50/0x50
[  371.994338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.999876]  ? check_preemption_disabled+0x48/0x280
[  372.004897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.009775]  apic_timer_interrupt+0xf/0x20
[  372.014000]  </IRQ>
[  372.016251] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  372.021182] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  372.040081] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  372.047792] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  372.055085] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  372.062354] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  372.069620] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  372.076885] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  372.084392]  skb_clone+0x1bb/0x500
[  372.087953]  ? skb_split+0x11e0/0x11e0
[  372.091852]  ? check_preemption_disabled+0x48/0x280
[  372.096907]  ? __this_cpu_preempt_check+0x1c/0x20
[  372.101755]  ? __bpf_redirect+0x54b/0xb20
[  372.105916]  bpf_clone_redirect+0xb9/0x490
[  372.110187]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  372.115204]  ? __sched_text_start+0x8/0x8
[  372.119393]  ? find_held_lock+0x36/0x1c0
[  372.123465]  ? lock_acquire+0x1ed/0x520
[  372.127442]  ? bpf_test_run+0x3cb/0x780
[  372.131416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.136952]  ? check_preemption_disabled+0x48/0x280
[  372.141996]  ? kasan_check_read+0x11/0x20
[  372.146153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.151432]  ? rcu_softirq_qs+0x20/0x20
[  372.155408]  ? preempt_schedule+0x4d/0x60
[  372.159559]  ? ___preempt_schedule+0x16/0x18
[  372.163979]  ? bpf_test_run+0x25d/0x780
[  372.167975]  ? netlink_diag_dump+0x2a0/0x2a0
[  372.172389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.177946]  ? bpf_test_init.isra.10+0x70/0x100
[  372.182827]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  372.187591]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.192435]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  372.197972]  ? fput+0x130/0x1a0
[  372.201253]  ? __bpf_prog_get+0x9b/0x290
[  372.205333]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.210175]  ? bpf_prog_test_run+0x130/0x1a0
[  372.214588]  ? __x64_sys_bpf+0x3d8/0x520
[  372.218652]  ? bpf_prog_get+0x20/0x20
[  372.222473]  ? do_syscall_64+0x1b9/0x820
[  372.226539]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  372.231909]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.236847]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.241878]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.246892]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  372.253569]  ? __switch_to_asm+0x40/0x70
[  372.257627]  ? __switch_to_asm+0x34/0x70
[  372.261695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.266550]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  372.271932] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  372.272001] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.278673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.285487] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.294770] Call Trace:
[  372.305256] syz-executor3 cpuset=
[  372.307841]  <IRQ>
[  372.307843] syz3 mems_allowed=0
[  372.311301]  dump_stack+0x244/0x39d
[  372.320326]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.325530]  warn_alloc.cold.117+0xb7/0x1bd
[  372.329850]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.334710]  ? lock_downgrade+0x900/0x900
[  372.338861]  ? trace_hardirqs_off+0xb8/0x310
[  372.343274]  ? trace_hardirqs_off+0xb8/0x310
[  372.347700]  __alloc_pages_slowpath+0x2660/0x2d70
[  372.352574]  ? warn_alloc+0x120/0x120
[  372.356379]  ? warn_alloc+0x120/0x120
[  372.360183]  ? print_usage_bug+0xc0/0xc0
[  372.364249]  ? warn_alloc+0x120/0x120
[  372.368052]  ? print_usage_bug+0xc0/0xc0
[  372.372112]  ? __lock_acquire+0x62f/0x4c20
[  372.376345]  ? __lock_acquire+0x62f/0x4c20
[  372.380589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.386125]  ? should_fail+0x22d/0xd01
[  372.390023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.395158]  ? __lock_acquire+0x62f/0x4c20
[  372.399395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.404496]  ? __lock_acquire+0x62f/0x4c20
[  372.408725]  ? should_fail+0x22d/0xd01
[  372.412610]  ? find_held_lock+0x36/0x1c0
[  372.416680]  ? mark_held_locks+0x130/0x130
[  372.420919]  ? mark_held_locks+0x130/0x130
[  372.425150]  ? zap_class+0x640/0x640
[  372.428895]  ? zap_class+0x640/0x640
[  372.432614]  ? print_usage_bug+0xc0/0xc0
[  372.436675]  ? do_raw_spin_unlock+0xa7/0x330
[  372.441095]  ? zap_class+0x640/0x640
[  372.444836]  ? print_usage_bug+0xc0/0xc0
[  372.448897]  ? wq_watchdog_touch+0x9c/0xfe
[  372.453132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.458673]  ? check_preemption_disabled+0x48/0x280
[  372.463702]  ? __lock_is_held+0xb5/0x140
[  372.467775]  __alloc_pages_nodemask+0xa80/0xde0
[  372.472443]  ? zap_class+0x640/0x640
[  372.476168]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  372.481200]  ? find_held_lock+0x36/0x1c0
[  372.485274]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.489950]  ? lock_downgrade+0x900/0x900
[  372.494121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.499679]  cache_grow_begin+0xa5/0x8c0
[  372.503742]  ? do_raw_spin_unlock+0xa7/0x330
[  372.508162]  fallback_alloc+0x204/0x2e0
[  372.512141]  ____cache_alloc_node+0x1c7/0x1e0
[  372.516656]  kmem_cache_alloc_node+0xe3/0x730
[  372.521182]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.525440]  __alloc_skb+0x119/0x770
[  372.529155]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.534438]  ? netdev_alloc_frag+0x1f0/0x1f0
[  372.538845]  ? lock_downgrade+0x900/0x900
[  372.543024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.548561]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.554027]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.559482]  ? addrconf_rs_timer+0x690/0x690
[  372.563904]  ndisc_alloc_skb+0x144/0x340
[  372.567969]  ndisc_send_rs+0x331/0x6e0
[  372.571865]  addrconf_rs_timer+0x314/0x690
[  372.576113]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.580369]  call_timer_fn+0x272/0x920
[  372.584260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.588505]  ? process_timeout+0x40/0x40
[  372.592576]  ? mark_held_locks+0xc7/0x130
[  372.596729]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.601226]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.605719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.609981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  372.614572]  ? trace_hardirqs_on+0xbd/0x310
[  372.618910]  ? kasan_check_read+0x11/0x20
[  372.623053]  ? __run_timers+0x7da/0xc70
[  372.627103]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.632217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.636475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.640737]  __run_timers+0x7e5/0xc70
[  372.644550]  ? timer_fixup_init+0x70/0x70
[  372.648704]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.653723]  ? zap_class+0x640/0x640
[  372.657443]  ? print_usage_bug+0xc0/0xc0
[  372.661504]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.666706]  ? find_held_lock+0x36/0x1c0
[  372.670777]  ? zap_class+0x640/0x640
[  372.674496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.680067]  ? check_preemption_disabled+0x48/0x280
[  372.685092]  ? __lock_is_held+0xb5/0x140
[  372.689172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.694712]  ? check_preemption_disabled+0x48/0x280
[  372.699729]  run_timer_softirq+0x52/0xb0
[  372.703787]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.708807]  __do_softirq+0x308/0xb7e
[  372.712612]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.717111]  ? lock_downgrade+0x900/0x900
[  372.721261]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.726421]  ? pvclock_read_flags+0x160/0x160
[  372.730924]  ? lapic_next_event+0x5a/0x90
[  372.735074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.740629]  ? kvm_clock_read+0x18/0x30
[  372.744601]  ? kvm_sched_clock_read+0x9/0x20
[  372.749036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.754576]  ? check_preemption_disabled+0x48/0x280
[  372.759604]  irq_exit+0x17f/0x1c0
[  372.763075]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.767927]  ? smp_reschedule_interrupt+0x109/0x650
[  372.772941]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.778844]  ? interrupt_entry+0xb5/0xc0
[  372.782902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.787922]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.792940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.797785]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.802803]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.807821]  ? task_prio+0x50/0x50
[  372.811360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.816894]  ? check_preemption_disabled+0x48/0x280
[  372.821931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.826826]  apic_timer_interrupt+0xf/0x20
[  372.831068]  </IRQ>
[  372.833312] RIP: 0010:console_unlock+0xffa/0x1160
[  372.838154] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  372.857233] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  372.864944] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  372.872209] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  372.879501] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  372.886770] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  372.894073] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  372.901353]  ? netconsole_netdev_event+0x280/0x280
[  372.906297]  ? console_unlock+0xff1/0x1160
[  372.910554]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  372.915228]  ? lock_release+0xa00/0xa00
[  372.919206]  ? interrupt_entry+0xc0/0xc0
[  372.923303]  vprintk_emit+0x33d/0x930
[  372.927110]  ? wake_up_klogd+0x180/0x180
[  372.931172]  ? attach_entity_load_avg+0x810/0x860
[  372.936038]  ? __lock_acquire+0x600/0x4c20
[  372.940291]  ? mark_held_locks+0x130/0x130
[  372.944524]  ? print_usage_bug+0xc0/0xc0
[  372.948595]  ? find_held_lock+0x36/0x1c0
[  372.952663]  ? mark_held_locks+0xc7/0x130
[  372.956820]  vprintk_default+0x28/0x30
[  372.960724]  vprintk_func+0x7e/0x181
[  372.964437]  printk+0xa7/0xcf
[  372.967545]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  372.972322]  show_free_areas.cold.118+0x1e0b/0x215d
[  372.977363]  ? si_meminfo_node+0x260/0x260
[  372.981607]  ? __lock_acquire+0x62f/0x4c20
[  372.985848]  ? __lock_acquire+0x62f/0x4c20
[  372.990080]  ? __lock_is_held+0xb5/0x140
[  372.994159]  ? mark_held_locks+0x130/0x130
[  372.998399]  ? zap_class+0x640/0x640
[  373.002138]  ? put_dec+0x3b/0xf0
[  373.005509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.011058]  ? find_held_lock+0x36/0x1c0
[  373.015132]  ? serial8250_console_write+0x8b3/0xb10
[  373.020148]  ? lock_downgrade+0x900/0x900
[  373.024299]  ? zap_class+0x640/0x640
[  373.028044]  ? zap_class+0x640/0x640
[  373.031776]  ? print_usage_bug+0xc0/0xc0
[  373.035832]  ? do_raw_spin_unlock+0xa7/0x330
[  373.040247]  ? trace_hardirqs_on+0x310/0x310
[  373.044656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.050218]  ? find_held_lock+0x36/0x1c0
[  373.054297]  ? mark_held_locks+0xc7/0x130
[  373.058448]  ? console_unlock+0xfcd/0x1160
[  373.062684]  ? netconsole_netdev_event+0x280/0x280
[  373.067611]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  373.072195]  ? trace_hardirqs_on+0xbd/0x310
[  373.076520]  ? vprintk_emit+0x33d/0x930
[  373.080500]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.085609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.091156]  ? netconsole_netdev_event+0x280/0x280
[  373.096087]  ? console_unlock+0x8d8/0x1160
[  373.100341]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  373.105023]  ? lock_release+0xa00/0xa00
[  373.109023]  ? preempt_count_add+0xbc/0x1b0
[  373.113356]  ? wake_up_klogd+0x11a/0x180
[  373.117414]  ? console_device+0xc0/0xc0
[  373.121399]  ? vprintk_emit+0x268/0x930
[  373.125378]  ? wake_up_klogd+0x180/0x180
[  373.129435]  ? trace_hardirqs_on_caller+0xc0/0x310
[  373.134364]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.139125]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.144572]  ? retint_kernel+0x1b/0x2d
[  373.148461]  ? trace_hardirqs_on+0x310/0x310
[  373.152881]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.157657]  ? trace_initcall_level+0x80/0x31b
[  373.162242]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  373.167025]  ? show_mem+0x1e/0x17b
[  373.170571]  show_mem+0x34/0x17b
[  373.173940]  dump_header+0x2f1/0xf72
[  373.177661]  ? mark_held_locks+0x130/0x130
[  373.181894]  ? pagefault_out_of_memory+0x197/0x197
[  373.186832]  ? __lock_acquire+0x62f/0x4c20
[  373.191062]  ? zap_class+0x640/0x640
[  373.194789]  ? percpu_ref_get_many+0x240/0x240
[  373.199373]  ? print_usage_bug+0xc0/0xc0
[  373.203437]  ? print_usage_bug+0xc0/0xc0
[  373.207502]  ? zap_class+0x640/0x640
[  373.211216]  ? print_usage_bug+0xc0/0xc0
[  373.215275]  ? print_usage_bug+0xc0/0xc0
[  373.219351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.224896]  ? find_held_lock+0x36/0x1c0
[  373.228985]  ? mark_held_locks+0xc7/0x130
[  373.233142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.238248]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.243355]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  373.247939]  ? trace_hardirqs_on+0xbd/0x310
[  373.252279]  ? kasan_check_read+0x11/0x20
[  373.256433]  ? ___ratelimit+0x3b4/0x672
[  373.260407]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.265509]  ? trace_hardirqs_on+0x310/0x310
[  373.269935]  ? lock_downgrade+0x900/0x900
[  373.274093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.279202]  ? ___ratelimit+0x3b9/0x672
[  373.283179]  ? idr_get_free+0xec0/0xec0
[  373.287152]  ? find_held_lock+0x36/0x1c0
[  373.291238]  oom_kill_process.cold.27+0x10/0x903
[  373.296009]  ? zap_class+0x640/0x640
[  373.299744]  ? check_preemption_disabled+0x48/0x280
[  373.304765]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.309723]  ? kasan_check_read+0x11/0x20
[  373.313873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.319151]  ? oom_evaluate_task+0x540/0x540
[  373.323562]  ? find_held_lock+0x36/0x1c0
[  373.327630]  ? out_of_memory+0x974/0x1430
[  373.331779]  ? lock_downgrade+0x900/0x900
[  373.335922]  ? check_preemption_disabled+0x48/0x280
[  373.340940]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.345870]  ? kasan_check_read+0x11/0x20
[  373.350029]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.355315]  ? rcu_softirq_qs+0x20/0x20
[  373.359302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.364842]  ? oom_evaluate_task+0x302/0x540
[  373.369255]  out_of_memory+0xa84/0x1430
[  373.373251]  ? oom_killer_disable+0x3a0/0x3a0
[  373.377757]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  373.382692]  ? __mutex_add_waiter+0x2a0/0x2a0
[  373.387204]  __alloc_pages_slowpath+0x22d4/0x2d70
[  373.392076]  ? warn_alloc+0x120/0x120
[  373.395877]  ? rcu_softirq_qs+0x20/0x20
[  373.399876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.405429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.410970]  ? should_fail+0x22d/0xd01
[  373.414862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.419968]  ? zap_class+0x640/0x640
[  373.423710]  ? __lock_is_held+0xb5/0x140
[  373.427782]  ? mark_held_locks+0x130/0x130
[  373.432031]  ? lock_release+0xa00/0xa00
[  373.436008]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.441481]  ? __might_sleep+0x95/0x190
[  373.445464]  __alloc_pages_nodemask+0xa80/0xde0
[  373.450144]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  373.455159]  ? __page_cache_alloc+0x191/0x5c0
[  373.459697]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.464623]  ? kasan_check_read+0x11/0x20
[  373.468774]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.474058]  ? zap_class+0x640/0x640
[  373.477784]  ? zap_class+0x640/0x640
[  373.481500]  ? zap_class+0x640/0x640
[  373.485221]  ? __do_page_cache_readahead+0x7ce/0x980
[  373.490328]  ? find_held_lock+0x36/0x1c0
[  373.494397]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  373.499968]  alloc_pages_current+0x173/0x350
[  373.504438]  __page_cache_alloc+0x38c/0x5c0
[  373.508757]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.513689]  ? kasan_check_read+0x11/0x20
[  373.517850]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.523133]  ? generic_perform_write+0x6a0/0x6a0
[  373.527904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.533439]  ? check_preemption_disabled+0x48/0x280
[  373.538465]  filemap_fault+0x1594/0x25f0
[  373.542540]  ? __lock_page_or_retry+0xa00/0xa00
[  373.547211]  ? mark_held_locks+0x130/0x130
[  373.551446]  ? rcu_softirq_qs+0x20/0x20
[  373.555423]  ? kasan_check_read+0x11/0x20
[  373.559576]  ? rcu_softirq_qs+0x20/0x20
[  373.563558]  ? filemap_map_pages+0xe04/0x1990
[  373.568063]  ? print_usage_bug+0xc0/0xc0
[  373.572127]  ? unwind_get_return_address+0x61/0xa0
[  373.577058]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  373.582032]  ? print_usage_bug+0xc0/0xc0
[  373.586129]  ? print_usage_bug+0xc0/0xc0
[  373.590213]  ? __lock_acquire+0x62f/0x4c20
[  373.594450]  ? save_stack+0x43/0xd0
[  373.598087]  ? __kasan_slab_free+0x102/0x150
[  373.602506]  ? kasan_slab_free+0xe/0x10
[  373.606480]  ? kmem_cache_free+0x83/0x290
[  373.610644]  ? __sigqueue_free.part.29+0x74/0x90
[  373.615434]  ? lock_acquire+0x1ed/0x520
[  373.619405]  ? ext4_filemap_fault+0x7a/0xad
[  373.623735]  ? lock_release+0xa00/0xa00
[  373.627711]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.633167]  ? print_usage_bug+0xc0/0xc0
[  373.637242]  ? print_usage_bug+0xc0/0xc0
[  373.641345]  ? down_read+0x8d/0x120
[  373.644966]  ? ext4_filemap_fault+0x7a/0xad
[  373.649330]  ? __down_interruptible+0x700/0x700
[  373.654019]  ext4_filemap_fault+0x82/0xad
[  373.658203]  __do_fault+0x100/0x6b0
[  373.661833]  ? pmd_devmap_trans_unstable+0x220/0x220
[  373.666938]  ? mark_held_locks+0x130/0x130
[  373.671174]  ? mark_held_locks+0x130/0x130
[  373.675408]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  373.680951]  ? rcu_pm_notify+0xc0/0xc0
[  373.684850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.690413]  __handle_mm_fault+0x307c/0x5920
[  373.694891]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  373.699745]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.704291]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  373.708887]  ? trace_hardirqs_on+0xbd/0x310
[  373.713238]  ? kasan_check_read+0x11/0x20
[  373.717384]  ? __set_current_blocked+0xdf/0x120
[  373.722248]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.727366]  ? zap_class+0x640/0x640
[  373.731107]  ? zap_class+0x640/0x640
[  373.734826]  ? find_held_lock+0x36/0x1c0
[  373.738901]  ? handle_mm_fault+0x42a/0xc70
[  373.743139]  ? lock_downgrade+0x900/0x900
[  373.747293]  ? check_preemption_disabled+0x48/0x280
[  373.752362]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.757299]  ? kasan_check_read+0x11/0x20
[  373.761451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.766764]  ? rcu_softirq_qs+0x20/0x20
[  373.770745]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.775845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.781385]  ? check_preemption_disabled+0x48/0x280
[  373.786411]  handle_mm_fault+0x54f/0xc70
[  373.790474]  ? __handle_mm_fault+0x5920/0x5920
[  373.795063]  ? find_vma+0x34/0x190
[  373.798608]  __do_page_fault+0x5e8/0xe60
[  373.802672]  ? exit_to_usermode_loop+0x1f4/0x380
[  373.807442]  do_page_fault+0xf2/0x7e0
[  373.811261]  ? vmalloc_sync_all+0x30/0x30
[  373.815416]  ? error_entry+0x70/0xd0
[  373.819129]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.824157]  ? trace_hardirqs_on_caller+0xc0/0x310
[  373.829135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.834062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.838908]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.843924]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.849395]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.854414]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.859433]  ? page_fault+0x8/0x30
[  373.862976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.867825]  ? page_fault+0x8/0x30
[  373.871372]  page_fault+0x1e/0x30
[  373.874827] RIP: 0033:0x45db60
[  373.878037] Code: Bad RIP value.
[  373.881400] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  373.886777] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  373.894047] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  373.901312] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  373.908580] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  373.915847] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  373.923145] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  373.923151] warn_alloc_show_mem: 1 callbacks suppressed
[  373.923158] Mem-Info:
[  373.930167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.935544] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  373.935544]  active_file:14 inactive_file:14 isolated_file:0
[  373.935544]  unevictable:0 dirty:0 writeback:0 unstable:0
[  373.935544]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  373.935544]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  373.935544]  free:13738 free_pcp:524 free_cma:0
[  373.937918] Call Trace:
[  373.947308] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  373.980231]  <IRQ>
[  373.982802] Node 0 
[  374.010384]  dump_stack+0x244/0x39d
[  374.012534] 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
[  374.014807]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.018421] lowmem_reserve[]:
[  374.043921]  warn_alloc.cold.117+0xb7/0x1bd
[  374.049072]  0
[  374.052170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.056467]  2818
[  374.058263]  ? lock_downgrade+0x900/0x900
[  374.063095]  6321
[  374.065172]  ? trace_hardirqs_off+0xb8/0x310
[  374.069308]  6321
[  374.071368]  ? trace_hardirqs_off+0xb8/0x310
[  374.077815]  __alloc_pages_slowpath+0x2660/0x2d70
[  374.082196] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  374.087063]  ? warn_alloc+0x120/0x120
[  374.087081]  ? warn_alloc+0x120/0x120
[  374.114379] lowmem_reserve[]:
[  374.118176]  ? print_usage_bug+0xc0/0xc0
[  374.121950]  0
[  374.125047]  ? warn_alloc+0x120/0x120
[  374.129082]  0
[  374.130880]  ? print_usage_bug+0xc0/0xc0
[  374.134653]  3503
[  374.136452]  ? __lock_acquire+0x62f/0x4c20
[  374.140489]  3503
[  374.142547]  ? __lock_acquire+0x62f/0x4c20
[  374.148816]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.153028] Node 0 
[  374.158553]  ? should_fail+0x22d/0xd01
[  374.158602] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  374.160802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.164664] lowmem_reserve[]:
[  374.193530]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.198781]  0
[  374.201884]  ? __lock_acquire+0x62f/0x4c20
[  374.206957]  0
[  374.208754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.212966]  0
[  374.214759]  ? __lock_acquire+0x62f/0x4c20
[  374.219835]  0
[  374.221624]  ? should_fail+0x22d/0xd01
[  374.227633]  ? rcu_irq_exit+0x1a2/0x390
[  374.231497] Node 0 DMA: 
[  374.235484]  ? mark_held_locks+0x130/0x130
[  374.235487] 1*4kB (U) 
[  374.238179]  ? mark_held_locks+0x130/0x130
[  374.242387] 0*8kB 
[  374.244895]  ? mark_held_locks+0xc7/0x130
[  374.249105] 0*16kB 
[  374.251262]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  374.255387] 1*32kB 
[  374.257612]  ? zap_class+0x640/0x640
[  374.262603] (U) 
[  374.264829]  ? print_usage_bug+0xc0/0xc0
[  374.268531] 2*64kB 
[  374.270503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.274540] (U) 
[  374.276774]  ? check_preemption_disabled+0x48/0x280
[  374.282290] 1*128kB 
[  374.284257]  ? __lock_is_held+0xb5/0x140
[  374.289246] (U) 
[  374.291568]  __alloc_pages_nodemask+0xa80/0xde0
[  374.295644] 1*256kB 
[  374.297610]  ? zap_class+0x640/0x640
[  374.302260] (U) 
[  374.304574]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  374.308267] 0*512kB 
[  374.310242]  ? find_held_lock+0x36/0x1c0
[  374.315230] 1*1024kB 
[  374.317551]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.321581] (U) 
[  374.323981]  ? lock_downgrade+0x900/0x900
[  374.328624] 1*2048kB 
[  374.330596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.334717] (M) 
[  374.337123]  cache_grow_begin+0xa5/0x8c0
[  374.342631] 3*4096kB 
[  374.344599]  ? do_raw_spin_unlock+0xa7/0x330
[  374.348636] (M) 
[  374.351049]  fallback_alloc+0x204/0x2e0
[  374.355430] = 15908kB
[  374.357399]  ____cache_alloc_node+0x1c7/0x1e0
[  374.361345] Node 0 
[  374.363748]  kmem_cache_alloc_node+0xe3/0x730
[  374.368215] DMA32: 
[  374.370445]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.374918] 5*4kB 
[  374.377156]  __alloc_skb+0x119/0x770
[  374.381358] (UM) 
[  374.383513]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.387198] 1*8kB 
[  374.389254]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.394506] (U) 
[  374.396649]  ? lock_downgrade+0x900/0x900
[  374.401040] 3*16kB 
[  374.403029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.407152] (UM) 
[  374.409389]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.414900] 2*32kB 
[  374.416955]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.422379] (UM) 
[  374.424606]  ? addrconf_rs_timer+0x690/0x690
[  374.430088] 4*64kB 
[  374.432165]  ndisc_alloc_skb+0x144/0x340
[  374.436539] (UM) 
[  374.438767]  ndisc_send_rs+0x331/0x6e0
[  374.442815] 5*128kB 
[  374.444869]  addrconf_rs_timer+0x314/0x690
[  374.448742] (UM) 
[  374.451070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.455281] 4*256kB 
[  374.457346]  call_timer_fn+0x272/0x920
[  374.461548] (UM) 
[  374.463867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.467731] 3*512kB 
[  374.469792]  ? process_timeout+0x40/0x40
[  374.474001] (M) 
[  374.476362]  ? __run_timers+0x7da/0xc70
[  374.480393] 3*1024kB 
[  374.482364]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.486312] (UM) 
[  374.488720]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.493190] 3*2048kB 
[  374.495247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.499729] (UM) 
[  374.502136]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.506347] 3*4096kB 
[  374.508402]  ? trace_hardirqs_on+0xbd/0x310
[  374.512954] (M) 
[  374.515376]  ? kasan_check_read+0x11/0x20
[  374.519668] = 25100kB
[  374.521665]  ? __run_timers+0x7da/0xc70
[  374.525796] Node 0 
[  374.528200]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.532146] Normal: 
[  374.534391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.539472] 922*4kB 
[  374.541796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.546021] (UMEH) 
[  374.548372]  __run_timers+0x7e5/0xc70
[  374.552585] 452*8kB 
[  374.554824]  ? timer_fixup_init+0x70/0x70
[  374.558607] (UME) 
[  374.560949]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.565075] 175*16kB 
[  374.567217]  ? zap_class+0x640/0x640
[  374.572208] (UMEH) 
[  374.574611]  ? enqueue_hrtimer+0x1a5/0x560
[  374.578320] 86*32kB 
[  374.580811]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.585041] (UMEH) 
[  374.587359]  ? find_held_lock+0x36/0x1c0
[  374.592520] 11*64kB 
[  374.594751]  ? zap_class+0x640/0x640
[  374.598784] (MH) 
[  374.601121]  ? pvclock_read_flags+0x160/0x160
[  374.604824] 1*128kB 
[  374.606896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.611364] (H) 
[  374.613681]  ? check_preemption_disabled+0x48/0x280
[  374.619190] 1*256kB 
[  374.621164]  ? __lock_is_held+0xb5/0x140
[  374.626148] (H) 
[  374.628467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.632532] 0*512kB 
[  374.634502]  ? check_preemption_disabled+0x48/0x280
[  374.640024] 0*1024kB 
[  374.642338]  run_timer_softirq+0x52/0xb0
[  374.647326] 0*2048kB 
[  374.649742]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.653779] 0*4096kB 
[  374.656185]  __do_softirq+0x308/0xb7e
[  374.661181] = 13944kB
[  374.663586]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.667371] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.669772]  ? lock_downgrade+0x900/0x900
[  374.674249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.683335]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.687461] 2312 total pagecache pages
[  374.696054]  ? pvclock_read_flags+0x160/0x160
[  374.701133] 0 pages in swap cache
[  374.705005]  ? lapic_next_event+0x5a/0x90
[  374.709485] Swap cache stats: add 0, delete 0, find 0/0
[  374.712926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.717081] Free swap  = 0kB
[  374.722434]  ? kvm_clock_read+0x18/0x30
[  374.727947] Total swap = 0kB
[  374.730956]  ? kvm_sched_clock_read+0x9/0x20
[  374.734903] 1965979 pages RAM
[  374.737916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.742302] 0 pages HighMem/MovableOnly
[  374.745398]  ? check_preemption_disabled+0x48/0x280
[  374.750914] 342867 pages reserved
[  374.754883]  irq_exit+0x17f/0x1c0
[  374.759867] 0 pages cma reserved
[  374.763330]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.766837] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.770119]  ? smp_reschedule_interrupt+0x109/0x650
[  374.775046] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.781437]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.786430] syz-fuzzer cpuset=
[  374.796647]  ? interrupt_entry+0xb5/0xc0
[  374.802505] /
[  374.805694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.809732]  mems_allowed=0
[  374.811473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.824385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.829231]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.834261]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.839278]  ? task_prio+0x50/0x50
[  374.842825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.848361]  ? check_preemption_disabled+0x48/0x280
[  374.853845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.858743]  apic_timer_interrupt+0xf/0x20
[  374.862972]  </IRQ>
[  374.865210] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  374.870139] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  374.889041] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  374.896756] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  374.904032] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  374.911298] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  374.918563] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  374.925833] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  374.933137]  skb_clone+0x1bb/0x500
[  374.936678]  ? skb_split+0x11e0/0x11e0
[  374.940563]  ? check_preemption_disabled+0x48/0x280
[  374.945583]  ? __this_cpu_preempt_check+0x1c/0x20
[  374.950431]  ? __bpf_redirect+0x54b/0xb20
[  374.954592]  bpf_clone_redirect+0xb9/0x490
[  374.958837]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  374.963855]  ? __sched_text_start+0x8/0x8
[  374.968048]  ? find_held_lock+0x36/0x1c0
[  374.972133]  ? lock_acquire+0x1ed/0x520
[  374.976109]  ? bpf_test_run+0x3cb/0x780
[  374.980087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.985624]  ? check_preemption_disabled+0x48/0x280
[  374.990649]  ? kasan_check_read+0x11/0x20
[  374.994817]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.000148]  ? rcu_softirq_qs+0x20/0x20
[  375.004157]  ? preempt_schedule+0x4d/0x60
[  375.008304]  ? ___preempt_schedule+0x16/0x18
[  375.012719]  ? bpf_test_run+0x25d/0x780
[  375.016704]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.021116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.026656]  ? bpf_test_init.isra.10+0x70/0x100
[  375.031328]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  375.036108]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.040963]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.046497]  ? fput+0x130/0x1a0
[  375.049779]  ? __bpf_prog_get+0x9b/0x290
[  375.053845]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.058687]  ? bpf_prog_test_run+0x130/0x1a0
[  375.063099]  ? __x64_sys_bpf+0x3d8/0x520
[  375.067174]  ? bpf_prog_get+0x20/0x20
[  375.070991]  ? do_syscall_64+0x1b9/0x820
[  375.075059]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.080759]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.085699]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.090716]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.095735]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  375.102400]  ? __switch_to_asm+0x40/0x70
[  375.106478]  ? __switch_to_asm+0x34/0x70
[  375.110547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.115396]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.120780] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  375.120859] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.127443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.127448] Call Trace:
[  375.127454]  <IRQ>
[  375.127470]  dump_stack+0x244/0x39d
[  375.127502]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.134103] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.143334]  warn_alloc.cold.117+0xb7/0x1bd
[  375.145887] syz-executor3 cpuset=
[  375.148038]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.151643] syz3
[  375.156838]  ? lock_downgrade+0x900/0x900
[  375.167316]  mems_allowed=0
[  375.171633]  ? trace_hardirqs_off+0xb8/0x310
[  375.193329]  ? trace_hardirqs_off+0xb8/0x310
[  375.197758]  __alloc_pages_slowpath+0x2660/0x2d70
[  375.202632]  ? warn_alloc+0x120/0x120
[  375.206451]  ? warn_alloc+0x120/0x120
[  375.210251]  ? print_usage_bug+0xc0/0xc0
[  375.214318]  ? warn_alloc+0x120/0x120
[  375.218119]  ? print_usage_bug+0xc0/0xc0
[  375.222214]  ? __lock_acquire+0x62f/0x4c20
[  375.226479]  ? __lock_acquire+0x62f/0x4c20
[  375.230717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.236254]  ? should_fail+0x22d/0xd01
[  375.240152]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.245444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.250578]  ? __lock_acquire+0x62f/0x4c20
[  375.254812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.259912]  ? __lock_acquire+0x62f/0x4c20
[  375.264144]  ? should_fail+0x22d/0xd01
[  375.268050]  ? rcu_irq_exit+0x1a2/0x390
[  375.272045]  ? mark_held_locks+0x130/0x130
[  375.276292]  ? mark_held_locks+0x130/0x130
[  375.280681]  ? mark_held_locks+0xc7/0x130
[  375.284830]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  375.289841]  ? zap_class+0x640/0x640
[  375.293553]  ? print_usage_bug+0xc0/0xc0
[  375.297617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.303167]  ? check_preemption_disabled+0x48/0x280
[  375.308194]  ? __lock_is_held+0xb5/0x140
[  375.312262]  __alloc_pages_nodemask+0xa80/0xde0
[  375.316931]  ? zap_class+0x640/0x640
[  375.320651]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  375.325699]  ? find_held_lock+0x36/0x1c0
[  375.329767]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.334439]  ? lock_downgrade+0x900/0x900
[  375.338594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.344153]  cache_grow_begin+0xa5/0x8c0
[  375.348216]  ? do_raw_spin_unlock+0xa7/0x330
[  375.352634]  fallback_alloc+0x204/0x2e0
[  375.356618]  ____cache_alloc_node+0x1c7/0x1e0
[  375.361116]  kmem_cache_alloc_node+0xe3/0x730
[  375.365611]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.369854]  __alloc_skb+0x119/0x770
[  375.373570]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.378849]  ? netdev_alloc_frag+0x1f0/0x1f0
[  375.383258]  ? lock_downgrade+0x900/0x900
[  375.387423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.392980]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.398443]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.403892]  ? addrconf_rs_timer+0x690/0x690
[  375.408314]  ndisc_alloc_skb+0x144/0x340
[  375.412381]  ndisc_send_rs+0x331/0x6e0
[  375.416274]  addrconf_rs_timer+0x314/0x690
[  375.420521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.424772]  call_timer_fn+0x272/0x920
[  375.428658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.432893]  ? process_timeout+0x40/0x40
[  375.436967]  ? mark_held_locks+0xc7/0x130
[  375.441116]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.445615]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.450112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.454354]  ? lockdep_hardirqs_on+0x296/0x5b0
[  375.458971]  ? trace_hardirqs_on+0xbd/0x310
[  375.463314]  ? kasan_check_read+0x11/0x20
[  375.467469]  ? __run_timers+0x7da/0xc70
[  375.471445]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.476551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.480808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.485053]  __run_timers+0x7e5/0xc70
[  375.488863]  ? timer_fixup_init+0x70/0x70
[  375.493010]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.498040]  ? zap_class+0x640/0x640
[  375.501755]  ? print_usage_bug+0xc0/0xc0
[  375.505818]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.511052]  ? find_held_lock+0x36/0x1c0
[  375.515123]  ? zap_class+0x640/0x640
[  375.518846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.524385]  ? check_preemption_disabled+0x48/0x280
[  375.529417]  ? __lock_is_held+0xb5/0x140
[  375.533481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.539027]  ? check_preemption_disabled+0x48/0x280
[  375.544052]  run_timer_softirq+0x52/0xb0
[  375.548117]  ? rcu_read_lock_sched_held+0x14f/0x180
[  375.553131]  __do_softirq+0x308/0xb7e
[  375.556934]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  375.561429]  ? lock_downgrade+0x900/0x900
[  375.565584]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  375.570711]  ? pvclock_read_flags+0x160/0x160
[  375.575206]  ? lapic_next_event+0x5a/0x90
[  375.579356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.584900]  ? kvm_clock_read+0x18/0x30
[  375.588875]  ? kvm_sched_clock_read+0x9/0x20
[  375.593289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.598842]  ? check_preemption_disabled+0x48/0x280
[  375.603864]  irq_exit+0x17f/0x1c0
[  375.607317]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.612177]  ? smp_reschedule_interrupt+0x109/0x650
[  375.617196]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.623083]  ? interrupt_entry+0xb5/0xc0
[  375.627152]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.632186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.637223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.642070]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.647087]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.652101]  ? task_prio+0x50/0x50
[  375.655655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.661190]  ? check_preemption_disabled+0x48/0x280
[  375.666210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.671063]  apic_timer_interrupt+0xf/0x20
[  375.675294]  </IRQ>
[  375.677535] RIP: 0010:console_unlock+0xffa/0x1160
[  375.682377] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  375.701277] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  375.709028] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  375.716298] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  375.723799] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  375.731099] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  375.738363] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  375.745639]  ? netconsole_netdev_event+0x280/0x280
[  375.750576]  ? console_unlock+0xff1/0x1160
[  375.754880]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  375.759551]  ? lock_release+0xa00/0xa00
[  375.763529]  ? interrupt_entry+0xc0/0xc0
[  375.767609]  vprintk_emit+0x33d/0x930
[  375.771418]  ? wake_up_klogd+0x180/0x180
[  375.775478]  ? attach_entity_load_avg+0x810/0x860
[  375.780324]  ? __lock_acquire+0x600/0x4c20
[  375.784562]  ? mark_held_locks+0x130/0x130
[  375.788824]  ? print_usage_bug+0xc0/0xc0
[  375.792931]  ? find_held_lock+0x36/0x1c0
[  375.797023]  ? mark_held_locks+0xc7/0x130
[  375.801180]  vprintk_default+0x28/0x30
[  375.805080]  vprintk_func+0x7e/0x181
[  375.808847]  printk+0xa7/0xcf
[  375.811970]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  375.816740]  show_free_areas.cold.118+0x1e0b/0x215d
[  375.821820]  ? si_meminfo_node+0x260/0x260
[  375.826095]  ? __lock_acquire+0x62f/0x4c20
[  375.830360]  ? __lock_acquire+0x62f/0x4c20
[  375.834595]  ? __lock_is_held+0xb5/0x140
[  375.838675]  ? mark_held_locks+0x130/0x130
[  375.842969]  ? zap_class+0x640/0x640
[  375.846701]  ? put_dec+0x3b/0xf0
[  375.850088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.855634]  ? find_held_lock+0x36/0x1c0
[  375.859706]  ? serial8250_console_write+0x8b3/0xb10
[  375.864722]  ? lock_downgrade+0x900/0x900
[  375.868884]  ? zap_class+0x640/0x640
[  375.872597]  ? zap_class+0x640/0x640
[  375.876320]  ? print_usage_bug+0xc0/0xc0
[  375.880383]  ? do_raw_spin_unlock+0xa7/0x330
[  375.884793]  ? trace_hardirqs_on+0x310/0x310
[  375.889206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.894756]  ? find_held_lock+0x36/0x1c0
[  375.898826]  ? mark_held_locks+0xc7/0x130
[  375.902977]  ? console_unlock+0xfcd/0x1160
[  375.907214]  ? netconsole_netdev_event+0x280/0x280
[  375.912144]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  375.916774]  ? trace_hardirqs_on+0xbd/0x310
[  375.921097]  ? vprintk_emit+0x33d/0x930
[  375.925092]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.930200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.935780]  ? netconsole_netdev_event+0x280/0x280
[  375.940723]  ? console_unlock+0x8d8/0x1160
[  375.945004]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  375.949704]  ? lock_release+0xa00/0xa00
[  375.953692]  ? preempt_count_add+0xbc/0x1b0
[  375.958027]  ? wake_up_klogd+0x11a/0x180
[  375.962098]  ? console_device+0xc0/0xc0
[  375.966081]  ? vprintk_emit+0x268/0x930
[  375.970062]  ? wake_up_klogd+0x180/0x180
[  375.974127]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.979059]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.983820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.989270]  ? retint_kernel+0x1b/0x2d
[  375.993181]  ? trace_hardirqs_on+0x310/0x310
[  375.997597]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.002378]  ? trace_initcall_level+0x80/0x31b
[  376.006961]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  376.011725]  ? show_mem+0x1e/0x17b
[  376.015270]  show_mem+0x34/0x17b
[  376.018650]  dump_header+0x2f1/0xf72
[  376.022370]  ? mark_held_locks+0x130/0x130
[  376.026605]  ? pagefault_out_of_memory+0x197/0x197
[  376.031541]  ? __lock_acquire+0x62f/0x4c20
[  376.035777]  ? zap_class+0x640/0x640
[  376.039520]  ? percpu_ref_get_many+0x240/0x240
[  376.044105]  ? print_usage_bug+0xc0/0xc0
[  376.048168]  ? print_usage_bug+0xc0/0xc0
[  376.052248]  ? zap_class+0x640/0x640
[  376.055998]  ? print_usage_bug+0xc0/0xc0
[  376.060093]  ? print_usage_bug+0xc0/0xc0
[  376.064180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.069723]  ? find_held_lock+0x36/0x1c0
[  376.073819]  ? mark_held_locks+0xc7/0x130
[  376.077971]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.083142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.088262]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  376.092877]  ? trace_hardirqs_on+0xbd/0x310
[  376.097218]  ? kasan_check_read+0x11/0x20
[  376.101361]  ? ___ratelimit+0x3b4/0x672
[  376.105355]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.110460]  ? trace_hardirqs_on+0x310/0x310
[  376.114869]  ? lock_downgrade+0x900/0x900
[  376.119047]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.124152]  ? ___ratelimit+0x3b9/0x672
[  376.128127]  ? idr_get_free+0xec0/0xec0
[  376.132100]  ? find_held_lock+0x36/0x1c0
[  376.136171]  oom_kill_process.cold.27+0x10/0x903
[  376.140929]  ? zap_class+0x640/0x640
[  376.144646]  ? check_preemption_disabled+0x48/0x280
[  376.149671]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.154599]  ? kasan_check_read+0x11/0x20
[  376.158751]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.164074]  ? oom_evaluate_task+0x540/0x540
[  376.168488]  ? find_held_lock+0x36/0x1c0
[  376.172556]  ? out_of_memory+0x974/0x1430
[  376.176705]  ? lock_downgrade+0x900/0x900
[  376.180853]  ? check_preemption_disabled+0x48/0x280
[  376.185894]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.190823]  ? kasan_check_read+0x11/0x20
[  376.194974]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.200252]  ? rcu_softirq_qs+0x20/0x20
[  376.204261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.209818]  ? oom_evaluate_task+0x302/0x540
[  376.214228]  out_of_memory+0xa84/0x1430
[  376.218211]  ? oom_killer_disable+0x3a0/0x3a0
[  376.222711]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  376.227640]  ? __mutex_add_waiter+0x2a0/0x2a0
[  376.232166]  __alloc_pages_slowpath+0x22d4/0x2d70
[  376.237048]  ? warn_alloc+0x120/0x120
[  376.240848]  ? rcu_softirq_qs+0x20/0x20
[  376.244848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.250385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.255919]  ? should_fail+0x22d/0xd01
[  376.259814]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.264921]  ? zap_class+0x640/0x640
[  376.268676]  ? __lock_is_held+0xb5/0x140
[  376.272749]  ? mark_held_locks+0x130/0x130
[  376.276987]  ? lock_release+0xa00/0xa00
[  376.280984]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.286453]  ? __might_sleep+0x95/0x190
[  376.290435]  __alloc_pages_nodemask+0xa80/0xde0
[  376.295111]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  376.300133]  ? __page_cache_alloc+0x191/0x5c0
[  376.304628]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.309558]  ? kasan_check_read+0x11/0x20
[  376.313725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.319029]  ? zap_class+0x640/0x640
[  376.322786]  ? zap_class+0x640/0x640
[  376.326493]  ? zap_class+0x640/0x640
[  376.330227]  ? __do_page_cache_readahead+0x7ce/0x980
[  376.335350]  ? find_held_lock+0x36/0x1c0
[  376.339418]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  376.344961]  alloc_pages_current+0x173/0x350
[  376.349370]  __page_cache_alloc+0x38c/0x5c0
[  376.353703]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.358634]  ? kasan_check_read+0x11/0x20
[  376.362784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.368083]  ? generic_perform_write+0x6a0/0x6a0
[  376.372846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.378387]  ? check_preemption_disabled+0x48/0x280
[  376.383462]  filemap_fault+0x1594/0x25f0
[  376.387571]  ? __lock_page_or_retry+0xa00/0xa00
[  376.392249]  ? mark_held_locks+0x130/0x130
[  376.396485]  ? rcu_softirq_qs+0x20/0x20
[  376.400456]  ? kasan_check_read+0x11/0x20
[  376.404628]  ? rcu_softirq_qs+0x20/0x20
[  376.408611]  ? filemap_map_pages+0xe04/0x1990
[  376.413114]  ? print_usage_bug+0xc0/0xc0
[  376.417198]  ? unwind_get_return_address+0x61/0xa0
[  376.422129]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  376.427066]  ? print_usage_bug+0xc0/0xc0
[  376.431134]  ? print_usage_bug+0xc0/0xc0
[  376.435202]  ? __lock_acquire+0x62f/0x4c20
[  376.439440]  ? save_stack+0x43/0xd0
[  376.443068]  ? __kasan_slab_free+0x102/0x150
[  376.447473]  ? kasan_slab_free+0xe/0x10
[  376.451448]  ? kmem_cache_free+0x83/0x290
[  376.455597]  ? __sigqueue_free.part.29+0x74/0x90
[  376.460372]  ? lock_acquire+0x1ed/0x520
[  376.464347]  ? ext4_filemap_fault+0x7a/0xad
[  376.468677]  ? lock_release+0xa00/0xa00
[  376.472681]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.478132]  ? print_usage_bug+0xc0/0xc0
[  376.482196]  ? print_usage_bug+0xc0/0xc0
[  376.486267]  ? down_read+0x8d/0x120
[  376.489895]  ? ext4_filemap_fault+0x7a/0xad
[  376.494222]  ? __down_interruptible+0x700/0x700
[  376.498899]  ext4_filemap_fault+0x82/0xad
[  376.503051]  __do_fault+0x100/0x6b0
[  376.506704]  ? pmd_devmap_trans_unstable+0x220/0x220
[  376.511843]  ? mark_held_locks+0x130/0x130
[  376.516135]  ? mark_held_locks+0x130/0x130
[  376.520400]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  376.525954]  ? rcu_pm_notify+0xc0/0xc0
[  376.529869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.535426]  __handle_mm_fault+0x307c/0x5920
[  376.539843]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  376.544696]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.549207]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  376.553792]  ? trace_hardirqs_on+0xbd/0x310
[  376.558114]  ? kasan_check_read+0x11/0x20
[  376.562269]  ? __set_current_blocked+0xdf/0x120
[  376.567037]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.572165]  ? zap_class+0x640/0x640
[  376.575877]  ? zap_class+0x640/0x640
[  376.579604]  ? find_held_lock+0x36/0x1c0
[  376.583675]  ? handle_mm_fault+0x42a/0xc70
[  376.587910]  ? lock_downgrade+0x900/0x900
[  376.592062]  ? check_preemption_disabled+0x48/0x280
[  376.597083]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.602023]  ? kasan_check_read+0x11/0x20
[  376.606171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.611456]  ? rcu_softirq_qs+0x20/0x20
[  376.615428]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.620533]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.626067]  ? check_preemption_disabled+0x48/0x280
[  376.631091]  handle_mm_fault+0x54f/0xc70
[  376.635156]  ? __handle_mm_fault+0x5920/0x5920
[  376.639749]  ? find_vma+0x34/0x190
[  376.643299]  __do_page_fault+0x5e8/0xe60
[  376.647361]  ? exit_to_usermode_loop+0x1f4/0x380
[  376.652126]  do_page_fault+0xf2/0x7e0
[  376.655926]  ? vmalloc_sync_all+0x30/0x30
[  376.660080]  ? error_entry+0x70/0xd0
[  376.663799]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.668901]  ? trace_hardirqs_on_caller+0xc0/0x310
[  376.673835]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.678815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.683663]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.688704]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.694154]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.699176]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.704210]  ? page_fault+0x8/0x30
[  376.707772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.712625]  ? page_fault+0x8/0x30
[  376.716190]  page_fault+0x1e/0x30
[  376.719640] RIP: 0033:0x45db60
[  376.722845] Code: Bad RIP value.
[  376.726205] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  376.731618] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  376.738883] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  376.746147] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  376.753418] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  376.760689] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  376.768010] warn_alloc_show_mem: 1 callbacks suppressed
[  376.768031] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  376.768033] Mem-Info:
[  376.768063] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  376.768063]  active_file:14 inactive_file:14 isolated_file:0
[  376.768063]  unevictable:0 dirty:0 writeback:0 unstable:0
[  376.768063]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  376.768063]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  376.768063]  free:13738 free_pcp:524 free_cma:0
[  376.773407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.780426] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  376.782882] Call Trace:
[  376.815833] Node 0 
[  376.825177]  <IRQ>
[  376.852912] 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
[  376.855475]  dump_stack+0x244/0x39d
[  376.857673] lowmem_reserve[]: 0
[  376.859830]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.885305]  2818 6321
[  376.888992]  warn_alloc.cold.117+0xb7/0x1bd
[  376.892233]  6321
[  376.897414]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.904198]  ? lock_downgrade+0x900/0x900
[  376.906236] Node 0 
[  376.911072]  ? trace_hardirqs_off+0xb8/0x310
[  376.915242] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  376.917528]  ? trace_hardirqs_off+0xb8/0x310
[  376.921906] lowmem_reserve[]:
[  376.948620]  __alloc_pages_slowpath+0x2660/0x2d70
[  376.953002]  0
[  376.956159]  ? warn_alloc+0x120/0x120
[  376.960951]  0
[  376.962747]  ? warn_alloc+0x120/0x120
[  376.966520]  3503
[  376.968318]  ? print_usage_bug+0xc0/0xc0
[  376.972094]  3503
[  376.974154]  ? warn_alloc+0x120/0x120
[  376.980462]  ? print_usage_bug+0xc0/0xc0
[  376.984236] Node 0 
[  376.988288]  ? __lock_acquire+0x62f/0x4c20
[  376.988322] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  376.988329] lowmem_reserve[]:
[  376.990564]  ? __lock_acquire+0x62f/0x4c20
[  376.994776]  0
[  377.023317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.026393]  0
[  377.030619]  ? should_fail+0x22d/0xd01
[  377.032396]  0
[  377.037924]  ? __lock_acquire+0x62f/0x4c20
[  377.039704]  0
[  377.043585]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.049612]  ? __lock_acquire+0x62f/0x4c20
[  377.051393] Node 0 
[  377.056493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.060701] DMA: 
[  377.062935]  ? __lock_acquire+0x62f/0x4c20
[  377.068010] 1*4kB 
[  377.070085]  ? should_fail+0x22d/0xd01
[  377.074299] (U) 
[  377.076448]  ? mark_held_locks+0x130/0x130
[  377.080310] 0*8kB 
[  377.082285]  ? mark_held_locks+0x130/0x130
[  377.086502] 0*16kB 
[  377.088650]  ? mark_held_locks+0xc7/0x130
[  377.092861] 1*32kB 
[  377.095094]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  377.099216] (U) 
[  377.101444]  ? zap_class+0x640/0x640
[  377.106438] 2*64kB 
[  377.108407]  ? print_usage_bug+0xc0/0xc0
[  377.112099] (U) 
[  377.114333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.118366] 1*128kB 
[  377.120333]  ? check_preemption_disabled+0x48/0x280
[  377.125860] (U) 
[  377.128197]  ? __lock_is_held+0xb5/0x140
[  377.133186] 1*256kB 
[  377.135158]  __alloc_pages_nodemask+0xa80/0xde0
[  377.139189] (U) 
[  377.141508]  ? zap_class+0x640/0x640
[  377.146191] 0*512kB 
[  377.148159]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  377.151859] 1*1024kB 
[  377.154184]  ? find_held_lock+0x36/0x1c0
[  377.159171] (U) 
[  377.161580]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.165608] 1*2048kB 
[  377.167574]  ? lock_downgrade+0x900/0x900
[  377.172218] (M) 
[  377.174625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.178791] 3*4096kB (M) = 15908kB
[  377.178809] Node 0 
[  377.180806]  cache_grow_begin+0xa5/0x8c0
[  377.186316] DMA32: 
[  377.189848]  ? do_raw_spin_unlock+0xa7/0x330
[  377.192061] 5*4kB 
[  377.196115]  fallback_alloc+0x204/0x2e0
[  377.198327] (UM) 
[  377.202730]  ____cache_alloc_node+0x1c7/0x1e0
[  377.204850] 1*8kB 
[  377.208823]  kmem_cache_alloc_node+0xe3/0x730
[  377.210862] (U) 
[  377.215348]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.217473] 3*16kB 
[  377.221965]  __alloc_skb+0x119/0x770
[  377.223916] (UM) 
[  377.228157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.230365] 2*32kB 
[  377.234086]  ? netdev_alloc_frag+0x1f0/0x1f0
[  377.236151] (UM) 
[  377.241439]  ? lock_downgrade+0x900/0x900
[  377.243656] 4*64kB 
[  377.248062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.250096] (UM) 
[  377.254241]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.256450] 5*128kB 
[  377.261977]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.264021] (UM) 
[  377.269477]  ? addrconf_rs_timer+0x690/0x690
[  377.271778] 4*256kB 
[  377.277230]  ndisc_alloc_skb+0x144/0x340
[  377.279261] (UM) 
[  377.283663]  ndisc_send_rs+0x331/0x6e0
[  377.285966] 3*512kB 
[  377.290037]  addrconf_rs_timer+0x314/0x690
[  377.292075] (M) 
[  377.295981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.298284] 3*1024kB 
[  377.302520]  call_timer_fn+0x272/0x920
[  377.304466] (UM) 
[  377.308690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.311081] 3*2048kB 
[  377.314961]  ? process_timeout+0x40/0x40
[  377.316995] (UM) 
[  377.321233]  ? __run_timers+0x7da/0xc70
[  377.323616] 3*4096kB 
[  377.327673]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.329707] (M) 
[  377.333677]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.336063] = 25100kB
[  377.340551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.342506] Node 0 
[  377.347008]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.349407] Normal: 
[  377.353652]  ? trace_hardirqs_on+0xbd/0x310
[  377.355866] 922*4kB 
[  377.360441]  ? kasan_check_read+0x11/0x20
[  377.362738] (UMEH) 
[  377.367049]  ? __run_timers+0x7da/0xc70
[  377.369363] 452*8kB 
[  377.373506]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.375717] (UME) 
[  377.379879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.382172] 175*16kB 
[  377.387268]  __run_timers+0x7e5/0xc70
[  377.389390] (UMEH) 
[  377.393625]  ? timer_fixup_init+0x70/0x70
[  377.396008] 86*32kB 
[  377.399806]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.402024] (UMEH) 
[  377.406163]  ? zap_class+0x640/0x640
[  377.408460] 11*64kB 
[  377.413466]  ? enqueue_hrtimer+0x1a5/0x560
[  377.415677] (MH) 
[  377.419381]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.421681] 1*128kB 
[  377.425940]  ? find_held_lock+0x36/0x1c0
[  377.427980] (H) 
[  377.433165]  ? zap_class+0x640/0x640
[  377.435474] 1*256kB 
[  377.439539]  ? pvclock_read_flags+0x160/0x160
[  377.441489] (H) 
[  377.445197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.447496] 0*512kB 
[  377.451985]  ? check_preemption_disabled+0x48/0x280
[  377.453935] 0*1024kB 
[  377.459470]  ? __lock_is_held+0xb5/0x140
[  377.461769] 0*2048kB 
[  377.466817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.469215] 0*4096kB 
[  377.473277]  ? check_preemption_disabled+0x48/0x280
[  377.475666] = 13944kB
[  377.481415]  run_timer_softirq+0x52/0xb0
[  377.483807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  377.488834]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.491222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  377.495270]  __do_softirq+0x308/0xb7e
[  377.504081] 2312 total pagecache pages
[  377.509093]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.517649] 0 pages in swap cache
[  377.521435]  ? lock_downgrade+0x900/0x900
[  377.525303] Swap cache stats: add 0, delete 0, find 0/0
[  377.529795]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.533231] Free swap  = 0kB
[  377.537389]  ? pvclock_read_flags+0x160/0x160
[  377.542722] Total swap = 0kB
[  377.547834]  ? lapic_next_event+0x5a/0x90
[  377.550823] 1965979 pages RAM
[  377.555308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.558304] 0 pages HighMem/MovableOnly
[  377.562446]  ? kvm_clock_read+0x18/0x30
[  377.565524] 342867 pages reserved
[  377.571069]  ? kvm_sched_clock_read+0x9/0x20
[  377.575021] 0 pages cma reserved
[  377.575102] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.579458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.582994] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.587292]  ? check_preemption_disabled+0x48/0x280
[  377.590668] syz-fuzzer cpuset=
[  377.597204]  irq_exit+0x17f/0x1c0
[  377.602711] /
[  377.612927]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.617921]  mems_allowed=0
[  377.621099]  ? smp_reschedule_interrupt+0x109/0x650
[  377.638976]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.644878]  ? interrupt_entry+0xb5/0xc0
[  377.648944]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.653960]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.658978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.663826]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.668869]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.673902]  ? task_prio+0x50/0x50
[  377.677444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.683245]  ? check_preemption_disabled+0x48/0x280
[  377.688284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.693137]  apic_timer_interrupt+0xf/0x20
[  377.697366]  </IRQ>
[  377.699626] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  377.704567] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  377.723701] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.731408] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  377.738677] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  377.745942] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  377.753211] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  377.760476] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  377.767782]  skb_clone+0x1bb/0x500
[  377.771332]  ? skb_split+0x11e0/0x11e0
[  377.775219]  ? check_preemption_disabled+0x48/0x280
[  377.780473]  ? __this_cpu_preempt_check+0x1c/0x20
[  377.785323]  ? __bpf_redirect+0x54b/0xb20
[  377.789479]  bpf_clone_redirect+0xb9/0x490
[  377.793748]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  377.798768]  ? __sched_text_start+0x8/0x8
[  377.802938]  ? find_held_lock+0x36/0x1c0
[  377.807007]  ? lock_acquire+0x1ed/0x520
[  377.810993]  ? bpf_test_run+0x3cb/0x780
[  377.814976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.820511]  ? check_preemption_disabled+0x48/0x280
[  377.825534]  ? kasan_check_read+0x11/0x20
[  377.829686]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.834966]  ? rcu_softirq_qs+0x20/0x20
[  377.838945]  ? preempt_schedule+0x4d/0x60
[  377.843093]  ? ___preempt_schedule+0x16/0x18
[  377.847509]  ? bpf_test_run+0x25d/0x780
[  377.851494]  ? netlink_diag_dump+0x2a0/0x2a0
[  377.855904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.861444]  ? bpf_test_init.isra.10+0x70/0x100
[  377.866119]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  377.870885]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.875729]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.881799]  ? fput+0x130/0x1a0
[  377.885086]  ? __bpf_prog_get+0x9b/0x290
[  377.889153]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.893994]  ? bpf_prog_test_run+0x130/0x1a0
[  377.898421]  ? __x64_sys_bpf+0x3d8/0x520
[  377.902485]  ? bpf_prog_get+0x20/0x20
[  377.906305]  ? do_syscall_64+0x1b9/0x820
[  377.910368]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.915737]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.920669]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.925693]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.930711]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  377.937377]  ? __switch_to_asm+0x40/0x70
[  377.941437]  ? __switch_to_asm+0x34/0x70
[  377.945507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.950359]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.955742] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  377.955817] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.962406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.962412] Call Trace:
[  377.962418]  <IRQ>
[  377.962436]  dump_stack+0x244/0x39d
[  377.962454]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.968977] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.978280]  warn_alloc.cold.117+0xb7/0x1bd
[  377.981186] syz-executor3 cpuset=
[  377.983329]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.986930] syz3
[  377.992117]  ? lock_downgrade+0x900/0x900
[  378.002579]  mems_allowed=0
[  378.006893]  ? trace_hardirqs_off+0xb8/0x310
[  378.028556]  ? trace_hardirqs_off+0xb8/0x310
[  378.032989]  __alloc_pages_slowpath+0x2660/0x2d70
[  378.037872]  ? warn_alloc+0x120/0x120
[  378.041680]  ? warn_alloc+0x120/0x120
[  378.045482]  ? print_usage_bug+0xc0/0xc0
[  378.049541]  ? warn_alloc+0x120/0x120
[  378.053341]  ? print_usage_bug+0xc0/0xc0
[  378.057403]  ? __lock_acquire+0x62f/0x4c20
[  378.061639]  ? __lock_acquire+0x62f/0x4c20
[  378.065878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.071416]  ? should_fail+0x22d/0xd01
[  378.075333]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.080624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.085731]  ? __lock_acquire+0x62f/0x4c20
[  378.089969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.095068]  ? __lock_acquire+0x62f/0x4c20
[  378.099311]  ? should_fail+0x22d/0xd01
[  378.103203]  ? rcu_irq_exit+0x1a2/0x390
[  378.107188]  ? mark_held_locks+0x130/0x130
[  378.111431]  ? mark_held_locks+0x130/0x130
[  378.115670]  ? mark_held_locks+0xc7/0x130
[  378.119842]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  378.124870]  ? zap_class+0x640/0x640
[  378.128583]  ? print_usage_bug+0xc0/0xc0
[  378.132650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.138187]  ? check_preemption_disabled+0x48/0x280
[  378.143212]  ? __lock_is_held+0xb5/0x140
[  378.147284]  __alloc_pages_nodemask+0xa80/0xde0
[  378.151976]  ? zap_class+0x640/0x640
[  378.155697]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  378.160727]  ? find_held_lock+0x36/0x1c0
[  378.164795]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.169465]  ? lock_downgrade+0x900/0x900
[  378.173622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.179178]  cache_grow_begin+0xa5/0x8c0
[  378.183242]  ? do_raw_spin_unlock+0xa7/0x330
[  378.187663]  fallback_alloc+0x204/0x2e0
[  378.191645]  ____cache_alloc_node+0x1c7/0x1e0
[  378.196151]  kmem_cache_alloc_node+0xe3/0x730
[  378.200647]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.204917]  __alloc_skb+0x119/0x770
[  378.208662]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.213945]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.218355]  ? lock_downgrade+0x900/0x900
[  378.222512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.228050]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.233510]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.238962]  ? addrconf_rs_timer+0x690/0x690
[  378.243383]  ndisc_alloc_skb+0x144/0x340
[  378.247444]  ndisc_send_rs+0x331/0x6e0
[  378.251368]  addrconf_rs_timer+0x314/0x690
[  378.255608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.259882]  call_timer_fn+0x272/0x920
[  378.263769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.268005]  ? process_timeout+0x40/0x40
[  378.272085]  ? mark_held_locks+0xc7/0x130
[  378.276241]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.280752]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.285249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.289509]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.294097]  ? trace_hardirqs_on+0xbd/0x310
[  378.298418]  ? kasan_check_read+0x11/0x20
[  378.302570]  ? __run_timers+0x7da/0xc70
[  378.306549]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.311661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.315929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.320165]  __run_timers+0x7e5/0xc70
[  378.323991]  ? timer_fixup_init+0x70/0x70
[  378.328164]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.333182]  ? zap_class+0x640/0x640
[  378.336902]  ? print_usage_bug+0xc0/0xc0
[  378.340979]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.346204]  ? find_held_lock+0x36/0x1c0
[  378.350273]  ? zap_class+0x640/0x640
[  378.353996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.359546]  ? check_preemption_disabled+0x48/0x280
[  378.364577]  ? __lock_is_held+0xb5/0x140
[  378.368639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.374187]  ? check_preemption_disabled+0x48/0x280
[  378.379226]  run_timer_softirq+0x52/0xb0
[  378.383292]  ? rcu_read_lock_sched_held+0x14f/0x180
[  378.388314]  __do_softirq+0x308/0xb7e
[  378.392122]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.396651]  ? lock_downgrade+0x900/0x900
[  378.400817]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  378.405928]  ? pvclock_read_flags+0x160/0x160
[  378.410428]  ? lapic_next_event+0x5a/0x90
[  378.414582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.420123]  ? kvm_clock_read+0x18/0x30
[  378.424098]  ? kvm_sched_clock_read+0x9/0x20
[  378.428527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.434063]  ? check_preemption_disabled+0x48/0x280
[  378.439105]  irq_exit+0x17f/0x1c0
[  378.442558]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.447398]  ? smp_reschedule_interrupt+0x109/0x650
[  378.452413]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.458303]  ? interrupt_entry+0xb5/0xc0
[  378.462365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.467380]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.472402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.477261]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.482282]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.487307]  ? task_prio+0x50/0x50
[  378.490849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.496384]  ? check_preemption_disabled+0x48/0x280
[  378.501411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.506263]  apic_timer_interrupt+0xf/0x20
[  378.510495]  </IRQ>
[  378.512734] RIP: 0010:console_unlock+0xffa/0x1160
[  378.517575] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  378.536475] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  378.544182] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  378.551455] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  378.558719] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  378.565985] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  378.573259] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  378.580538]  ? netconsole_netdev_event+0x280/0x280
[  378.585476]  ? console_unlock+0xff1/0x1160
[  378.589750]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  378.594426]  ? lock_release+0xa00/0xa00
[  378.598407]  ? interrupt_entry+0xc0/0xc0
[  378.602486]  vprintk_emit+0x33d/0x930
[  378.606299]  ? wake_up_klogd+0x180/0x180
[  378.610363]  ? attach_entity_load_avg+0x810/0x860
[  378.615204]  ? __lock_acquire+0x600/0x4c20
[  378.619437]  ? mark_held_locks+0x130/0x130
[  378.623685]  ? print_usage_bug+0xc0/0xc0
[  378.627781]  ? find_held_lock+0x36/0x1c0
[  378.631854]  ? mark_held_locks+0xc7/0x130
[  378.636023]  vprintk_default+0x28/0x30
[  378.639928]  vprintk_func+0x7e/0x181
[  378.643647]  printk+0xa7/0xcf
[  378.646756]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  378.651528]  show_free_areas.cold.118+0x1e0b/0x215d
[  378.656562]  ? si_meminfo_node+0x260/0x260
[  378.660808]  ? __lock_acquire+0x62f/0x4c20
[  378.665054]  ? __lock_acquire+0x62f/0x4c20
[  378.669297]  ? __lock_is_held+0xb5/0x140
[  378.673376]  ? mark_held_locks+0x130/0x130
[  378.677613]  ? zap_class+0x640/0x640
[  378.681326]  ? put_dec+0x3b/0xf0
[  378.684723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.690266]  ? find_held_lock+0x36/0x1c0
[  378.694361]  ? serial8250_console_write+0x8b3/0xb10
[  378.699391]  ? lock_downgrade+0x900/0x900
[  378.703541]  ? zap_class+0x640/0x640
[  378.707253]  ? zap_class+0x640/0x640
[  378.710973]  ? print_usage_bug+0xc0/0xc0
[  378.715039]  ? do_raw_spin_unlock+0xa7/0x330
[  378.719479]  ? trace_hardirqs_on+0x310/0x310
[  378.723886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.729432]  ? find_held_lock+0x36/0x1c0
[  378.733520]  ? mark_held_locks+0xc7/0x130
[  378.737673]  ? console_unlock+0xfcd/0x1160
[  378.741906]  ? netconsole_netdev_event+0x280/0x280
[  378.746835]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  378.751416]  ? trace_hardirqs_on+0xbd/0x310
[  378.755739]  ? vprintk_emit+0x33d/0x930
[  378.759717]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.764822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.770363]  ? netconsole_netdev_event+0x280/0x280
[  378.775318]  ? console_unlock+0x8d8/0x1160
[  378.779572]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  378.784278]  ? lock_release+0xa00/0xa00
[  378.788258]  ? preempt_count_add+0xbc/0x1b0
[  378.792588]  ? wake_up_klogd+0x11a/0x180
[  378.796648]  ? console_device+0xc0/0xc0
[  378.800637]  ? vprintk_emit+0x268/0x930
[  378.804645]  ? wake_up_klogd+0x180/0x180
[  378.808720]  ? trace_hardirqs_on_caller+0xc0/0x310
[  378.813655]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.818429]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.823878]  ? retint_kernel+0x1b/0x2d
[  378.827764]  ? trace_hardirqs_on+0x310/0x310
[  378.832198]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.836979]  ? trace_initcall_level+0x80/0x31b
[  378.841559]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  378.846325]  ? show_mem+0x1e/0x17b
[  378.850029]  show_mem+0x34/0x17b
[  378.853402]  dump_header+0x2f1/0xf72
[  378.857127]  ? mark_held_locks+0x130/0x130
[  378.861365]  ? pagefault_out_of_memory+0x197/0x197
[  378.866301]  ? __lock_acquire+0x62f/0x4c20
[  378.870553]  ? zap_class+0x640/0x640
[  378.874271]  ? percpu_ref_get_many+0x240/0x240
[  378.878893]  ? print_usage_bug+0xc0/0xc0
[  378.882959]  ? print_usage_bug+0xc0/0xc0
[  378.887034]  ? zap_class+0x640/0x640
[  378.890768]  ? print_usage_bug+0xc0/0xc0
[  378.894828]  ? print_usage_bug+0xc0/0xc0
[  378.898893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.904432]  ? find_held_lock+0x36/0x1c0
[  378.908505]  ? mark_held_locks+0xc7/0x130
[  378.912659]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.917762]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.922863]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  378.927446]  ? trace_hardirqs_on+0xbd/0x310
[  378.931774]  ? kasan_check_read+0x11/0x20
[  378.935918]  ? ___ratelimit+0x3b4/0x672
[  378.939894]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.945001]  ? trace_hardirqs_on+0x310/0x310
[  378.949413]  ? lock_downgrade+0x900/0x900
[  378.953583]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.958688]  ? ___ratelimit+0x3b9/0x672
[  378.962666]  ? idr_get_free+0xec0/0xec0
[  378.966643]  ? find_held_lock+0x36/0x1c0
[  378.970714]  oom_kill_process.cold.27+0x10/0x903
[  378.975473]  ? zap_class+0x640/0x640
[  378.979190]  ? check_preemption_disabled+0x48/0x280
[  378.984217]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.989153]  ? kasan_check_read+0x11/0x20
[  378.993310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.998590]  ? oom_evaluate_task+0x540/0x540
[  379.003035]  ? find_held_lock+0x36/0x1c0
[  379.007176]  ? out_of_memory+0x974/0x1430
[  379.011349]  ? lock_downgrade+0x900/0x900
[  379.015494]  ? check_preemption_disabled+0x48/0x280
[  379.020516]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.025443]  ? kasan_check_read+0x11/0x20
[  379.029596]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.034874]  ? rcu_softirq_qs+0x20/0x20
[  379.038846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.044382]  ? oom_evaluate_task+0x302/0x540
[  379.048811]  out_of_memory+0xa84/0x1430
[  379.052795]  ? oom_killer_disable+0x3a0/0x3a0
[  379.057302]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  379.062233]  ? __mutex_add_waiter+0x2a0/0x2a0
[  379.066744]  __alloc_pages_slowpath+0x22d4/0x2d70
[  379.071616]  ? warn_alloc+0x120/0x120
[  379.075420]  ? rcu_softirq_qs+0x20/0x20
[  379.079422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.084960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.090498]  ? should_fail+0x22d/0xd01
[  379.094407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.099510]  ? zap_class+0x640/0x640
[  379.103254]  ? __lock_is_held+0xb5/0x140
[  379.107328]  ? mark_held_locks+0x130/0x130
[  379.111564]  ? lock_release+0xa00/0xa00
[  379.115538]  ? perf_trace_sched_process_exec+0x860/0x860
[  379.120999]  ? __might_sleep+0x95/0x190
[  379.125002]  __alloc_pages_nodemask+0xa80/0xde0
[  379.129699]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  379.134716]  ? __page_cache_alloc+0x191/0x5c0
[  379.139213]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.144140]  ? kasan_check_read+0x11/0x20
[  379.148295]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.153575]  ? zap_class+0x640/0x640
[  379.157304]  ? zap_class+0x640/0x640
[  379.161025]  ? zap_class+0x640/0x640
[  379.164742]  ? __do_page_cache_readahead+0x7ce/0x980
[  379.169848]  ? find_held_lock+0x36/0x1c0
[  379.173913]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  379.179465]  alloc_pages_current+0x173/0x350
[  379.183896]  __page_cache_alloc+0x38c/0x5c0
[  379.188216]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.193143]  ? kasan_check_read+0x11/0x20
[  379.197323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.202613]  ? generic_perform_write+0x6a0/0x6a0
[  379.207375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.212911]  ? check_preemption_disabled+0x48/0x280
[  379.217939]  filemap_fault+0x1594/0x25f0
[  379.222023]  ? __lock_page_or_retry+0xa00/0xa00
[  379.226695]  ? mark_held_locks+0x130/0x130
[  379.230936]  ? rcu_softirq_qs+0x20/0x20
[  379.234952]  ? kasan_check_read+0x11/0x20
[  379.239108]  ? rcu_softirq_qs+0x20/0x20
[  379.243092]  ? filemap_map_pages+0xe04/0x1990
[  379.247599]  ? print_usage_bug+0xc0/0xc0
[  379.251668]  ? unwind_get_return_address+0x61/0xa0
[  379.256604]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  379.261547]  ? print_usage_bug+0xc0/0xc0
[  379.265616]  ? print_usage_bug+0xc0/0xc0
[  379.269681]  ? __lock_acquire+0x62f/0x4c20
[  379.273912]  ? save_stack+0x43/0xd0
[  379.277550]  ? __kasan_slab_free+0x102/0x150
[  379.281959]  ? kasan_slab_free+0xe/0x10
[  379.285951]  ? kmem_cache_free+0x83/0x290
[  379.290100]  ? __sigqueue_free.part.29+0x74/0x90
[  379.294875]  ? lock_acquire+0x1ed/0x520
[  379.298847]  ? ext4_filemap_fault+0x7a/0xad
[  379.303179]  ? lock_release+0xa00/0xa00
[  379.307151]  ? perf_trace_sched_process_exec+0x860/0x860
[  379.312616]  ? print_usage_bug+0xc0/0xc0
[  379.316679]  ? print_usage_bug+0xc0/0xc0
[  379.320795]  ? down_read+0x8d/0x120
[  379.324436]  ? ext4_filemap_fault+0x7a/0xad
[  379.328768]  ? __down_interruptible+0x700/0x700
[  379.333452]  ext4_filemap_fault+0x82/0xad
[  379.337601]  __do_fault+0x100/0x6b0
[  379.341234]  ? pmd_devmap_trans_unstable+0x220/0x220
[  379.346355]  ? mark_held_locks+0x130/0x130
[  379.350589]  ? mark_held_locks+0x130/0x130
[  379.354838]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  379.360407]  ? rcu_pm_notify+0xc0/0xc0
[  379.364310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.369867]  __handle_mm_fault+0x307c/0x5920
[  379.374282]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  379.379161]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.383656]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  379.388239]  ? trace_hardirqs_on+0xbd/0x310
[  379.392564]  ? kasan_check_read+0x11/0x20
[  379.396714]  ? __set_current_blocked+0xdf/0x120
[  379.401388]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.406505]  ? zap_class+0x640/0x640
[  379.410230]  ? zap_class+0x640/0x640
[  379.413949]  ? find_held_lock+0x36/0x1c0
[  379.418030]  ? handle_mm_fault+0x42a/0xc70
[  379.422266]  ? lock_downgrade+0x900/0x900
[  379.426419]  ? check_preemption_disabled+0x48/0x280
[  379.431442]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.436368]  ? kasan_check_read+0x11/0x20
[  379.440533]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.445811]  ? rcu_softirq_qs+0x20/0x20
[  379.449787]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.454893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.460430]  ? check_preemption_disabled+0x48/0x280
[  379.465457]  handle_mm_fault+0x54f/0xc70
[  379.469524]  ? __handle_mm_fault+0x5920/0x5920
[  379.474113]  ? find_vma+0x34/0x190
[  379.477662]  __do_page_fault+0x5e8/0xe60
[  379.481727]  ? exit_to_usermode_loop+0x1f4/0x380
[  379.486496]  do_page_fault+0xf2/0x7e0
[  379.490306]  ? vmalloc_sync_all+0x30/0x30
[  379.494456]  ? error_entry+0x70/0xd0
[  379.498177]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.503196]  ? trace_hardirqs_on_caller+0xc0/0x310
[  379.508131]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.513058]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.517901]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.522928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.528381]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.533401]  ? prepare_exit_to_usermode+0x291/0x3b0
[  379.538430]  ? page_fault+0x8/0x30
[  379.541995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.546881]  ? page_fault+0x8/0x30
[  379.550515]  page_fault+0x1e/0x30
[  379.553969] RIP: 0033:0x45db60
[  379.557186] Code: Bad RIP value.
[  379.560551] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  379.565917] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  379.573183] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  379.580450] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  379.587718] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  379.594986] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  379.602281] warn_alloc_show_mem: 1 callbacks suppressed
[  379.602293] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  379.602295] Mem-Info:
[  379.602325] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  379.602325]  active_file:14 inactive_file:14 isolated_file:0
[  379.602325]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.602325]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  379.602325]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  379.602325]  free:13738 free_pcp:524 free_cma:0
[  379.607664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.614698] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.617092] Call Trace:
[  379.650047] Node 0 
[  379.659390]  <IRQ>
[  379.687051] 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
[  379.689608]  dump_stack+0x244/0x39d
[  379.691817] lowmem_reserve[]:
[  379.693966]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.719643]  0
[  379.723276]  warn_alloc.cold.117+0xb7/0x1bd
[  379.726362]  2818
[  379.731546]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.733327]  6321
[  379.737640]  ? lock_downgrade+0x900/0x900
[  379.739680]  6321
[  379.744517]  ? trace_hardirqs_off+0xb8/0x310
[  379.750692]  ? trace_hardirqs_off+0xb8/0x310
[  379.752727] Node 0 
[  379.757145]  __alloc_pages_slowpath+0x2660/0x2d70
[  379.761549] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  379.763781]  ? warn_alloc+0x120/0x120
[  379.768572] lowmem_reserve[]:
[  379.795482]  ? warn_alloc+0x120/0x120
[  379.799255]  0
[  379.802353]  ? print_usage_bug+0xc0/0xc0
[  379.806133]  0
[  379.807931]  ? warn_alloc+0x120/0x120
[  379.811969]  3503
[  379.813769]  ? print_usage_bug+0xc0/0xc0
[  379.817543]  3503
[  379.819604]  ? __lock_acquire+0x62f/0x4c20
[  379.825706]  ? __lock_acquire+0x62f/0x4c20
[  379.829916] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  379.834173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.834188]  ? should_fail+0x22d/0xd01
[  379.863312] lowmem_reserve[]:
[  379.868844]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.872705]  0
[  379.875803]  ? __lock_acquire+0x62f/0x4c20
[  379.880880]  0
[  379.882675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.886898]  0
[  379.888693]  ? __lock_acquire+0x62f/0x4c20
[  379.893772]  0
[  379.895569]  ? should_fail+0x22d/0xd01
[  379.901598]  ? find_held_lock+0x36/0x1c0
[  379.905463] Node 0 DMA: 
[  379.909547]  ? mark_held_locks+0x130/0x130
[  379.909551] 1*4kB (U) 
[  379.912240]  ? mark_held_locks+0x130/0x130
[  379.916453] 0*8kB 0*16kB 
[  379.918954]  ? zap_class+0x640/0x640
[  379.923163] 1*32kB 
[  379.925910]  ? zap_class+0x640/0x640
[  379.929600] (U) 
[  379.931832]  ? print_usage_bug+0xc0/0xc0
[  379.935521] 2*64kB 
[  379.937492]  ? do_raw_spin_unlock+0xa7/0x330
[  379.941533] (U) 
[  379.943766]  ? zap_class+0x640/0x640
[  379.948150] 1*128kB 
[  379.950132]  ? print_usage_bug+0xc0/0xc0
[  379.953821] (U) 
[  379.956171]  ? wq_watchdog_touch+0x9c/0xfe
[  379.960207] 1*256kB 
[  379.962173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.966379] (U) 
[  379.968699]  ? check_preemption_disabled+0x48/0x280
[  379.974210] 0*512kB 
[  379.976187]  ? __lock_is_held+0xb5/0x140
[  379.981174] 1*1024kB 
[  379.983493]  __alloc_pages_nodemask+0xa80/0xde0
[  379.987524] (U) 
[  379.989927]  ? zap_class+0x640/0x640
[  379.994574] 1*2048kB 
[  379.996542]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  380.000231] (M) 
[  380.002671]  ? find_held_lock+0x36/0x1c0
[  380.007671] 3*4096kB 
[  380.009658]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.013689] (M) 
[  380.016091]  ? lock_downgrade+0x900/0x900
[  380.020747] = 15908kB
[  380.022722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.026841] Node 0 
[  380.029247]  cache_grow_begin+0xa5/0x8c0
[  380.034755] DMA32: 
[  380.036986]  ? do_raw_spin_unlock+0xa7/0x330
[  380.041028] 5*4kB 
[  380.043266]  fallback_alloc+0x204/0x2e0
[  380.047642] (UM) 
[  380.049794]  ____cache_alloc_node+0x1c7/0x1e0
[  380.053735] 1*8kB 
[  380.055801]  kmem_cache_alloc_node+0xe3/0x730
[  380.060264] (U) 
[  380.062408]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.066874] 3*16kB 
[  380.068845]  __alloc_skb+0x119/0x770
[  380.073077] (UM) 
[  380.075328]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.079006] 2*32kB (UM) 4*64kB (UM) 5*128kB (UM) 
[  380.081100]  ? netdev_alloc_frag+0x1f0/0x1f0
[  380.086357] 4*256kB 
[  380.091190]  ? lock_downgrade+0x900/0x900
[  380.095589] (UM) 
[  380.097907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.102033] 3*512kB 
[  380.104103]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.109609] (M) 
[  380.111930]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.117353] 3*1024kB 
[  380.119318]  ? addrconf_rs_timer+0x690/0x690
[  380.124740] (UM) 
[  380.127150]  ndisc_alloc_skb+0x144/0x340
[  380.131529] 3*2048kB 
[  380.133585]  ndisc_send_rs+0x331/0x6e0
[  380.137618] (UM) 
[  380.140074]  addrconf_rs_timer+0x314/0x690
[  380.143933] 3*4096kB 
[  380.145986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.150196] (M) 
[  380.152639]  call_timer_fn+0x272/0x920
[  380.156838] = 25100kB
[  380.158810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.162687] Node 0 
[  380.165094]  ? process_timeout+0x40/0x40
[  380.169304] Normal: 
[  380.171539]  ? __run_timers+0x7da/0xc70
[  380.175582] 922*4kB 
[  380.177900]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.181846] (UMEH) 
[  380.184166]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.188637] 452*8kB 
[  380.190862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.195331] (UME) 
[  380.197650]  ? lockdep_hardirqs_on+0x296/0x5b0
[  380.201860] 175*16kB 
[  380.204059]  ? trace_hardirqs_on+0xbd/0x310
[  380.208617] (UMEH) 
[  380.211042]  ? kasan_check_read+0x11/0x20
[  380.215341] 86*32kB 
[  380.217571]  ? __run_timers+0x7da/0xc70
[  380.221692] (UMEH) 
[  380.224008]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.227963] 11*64kB 
[  380.230194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.235270] (MH) 
[  380.237586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.241790] 1*128kB (H) 
[  380.243859]  __run_timers+0x7e5/0xc70
[  380.248070] 1*256kB 
[  380.250796]  ? timer_fixup_init+0x70/0x70
[  380.254558] (H) 
[  380.256879]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.261000] 0*512kB 
[  380.262990]  ? zap_class+0x640/0x640
[  380.267981] 0*1024kB 
[  380.270305]  ? enqueue_hrtimer+0x1a5/0x560
[  380.273998] 0*2048kB 
[  380.276405]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.280621] 0*4096kB 
[  380.283040]  ? find_held_lock+0x36/0x1c0
[  380.288201] = 13944kB
[  380.290606]  ? zap_class+0x640/0x640
[  380.294649] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.297056]  ? pvclock_read_flags+0x160/0x160
[  380.300744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.309568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.314048] 2312 total pagecache pages
[  380.322614]  ? check_preemption_disabled+0x48/0x280
[  380.328133] 0 pages in swap cache
[  380.332011]  ? __lock_is_held+0xb5/0x140
[  380.337030] Swap cache stats: add 0, delete 0, find 0/0
[  380.340470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.344519] Free swap  = 0kB
[  380.349871]  ? check_preemption_disabled+0x48/0x280
[  380.355383] Total swap = 0kB
[  380.358395]  run_timer_softirq+0x52/0xb0
[  380.363387] 1965979 pages RAM
[  380.366413]  ? rcu_read_lock_sched_held+0x14f/0x180
[  380.370445] 0 pages HighMem/MovableOnly
[  380.373543]  __do_softirq+0x308/0xb7e
[  380.378649] 342867 pages reserved
[  380.382891]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  380.386683] 0 pages cma reserved
[  380.390123]  ? lock_downgrade+0x900/0x900
[  380.394649] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.397950]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.402153] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.408558]  ? pvclock_read_flags+0x160/0x160
[  380.413639] syz-fuzzer cpuset=
[  380.423905]  ? lapic_next_event+0x5a/0x90
[  380.428372] /
[  380.431558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.435685]  mems_allowed=0
[  380.437394]  ? kvm_clock_read+0x18/0x30
[  380.449807]  ? kvm_sched_clock_read+0x9/0x20
[  380.454220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.459775]  ? check_preemption_disabled+0x48/0x280
[  380.464815]  irq_exit+0x17f/0x1c0
[  380.468268]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.473111]  ? smp_reschedule_interrupt+0x109/0x650
[  380.478141]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.484200]  ? interrupt_entry+0xb5/0xc0
[  380.488267]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.493283]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.498301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.503147]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.508195]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.513215]  ? task_prio+0x50/0x50
[  380.516760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.522305]  ? check_preemption_disabled+0x48/0x280
[  380.527327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.532179]  apic_timer_interrupt+0xf/0x20
[  380.536405]  </IRQ>
[  380.538681] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  380.543650] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  380.562543] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.570251] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.577517] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  380.584971] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  380.592238] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  380.599504] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  380.606814]  skb_clone+0x1bb/0x500
[  380.610360]  ? skb_split+0x11e0/0x11e0
[  380.614251]  ? check_preemption_disabled+0x48/0x280
[  380.619294]  ? __this_cpu_preempt_check+0x1c/0x20
[  380.624144]  ? __bpf_redirect+0x54b/0xb20
[  380.628315]  bpf_clone_redirect+0xb9/0x490
[  380.632559]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  380.637580]  ? __sched_text_start+0x8/0x8
[  380.641743]  ? find_held_lock+0x36/0x1c0
[  380.645818]  ? lock_acquire+0x1ed/0x520
[  380.649800]  ? bpf_test_run+0x3cb/0x780
[  380.653780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.659330]  ? check_preemption_disabled+0x48/0x280
[  380.664358]  ? kasan_check_read+0x11/0x20
[  380.668513]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.673800]  ? rcu_softirq_qs+0x20/0x20
[  380.677800]  ? preempt_schedule+0x4d/0x60
[  380.681956]  ? ___preempt_schedule+0x16/0x18
[  380.686375]  ? bpf_test_run+0x25d/0x780
[  380.690360]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.694774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.700317]  ? bpf_test_init.isra.10+0x70/0x100
[  380.705030]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  380.709802]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.714645]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.720197]  ? fput+0x130/0x1a0
[  380.723491]  ? __bpf_prog_get+0x9b/0x290
[  380.727558]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.732402]  ? bpf_prog_test_run+0x130/0x1a0
[  380.736820]  ? __x64_sys_bpf+0x3d8/0x520
[  380.740881]  ? bpf_prog_get+0x20/0x20
[  380.744704]  ? do_syscall_64+0x1b9/0x820
[  380.748768]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.754136]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.759070]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.764086]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.769106]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  380.775806]  ? __switch_to_asm+0x40/0x70
[  380.780056]  ? __switch_to_asm+0x34/0x70
[  380.784123]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.788975]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.794358] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  380.794428] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.801026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.801035] Call Trace:
[  380.807596] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.816869]  <IRQ>
[  380.819439] syz-executor3 cpuset=
[  380.830088]  dump_stack+0x244/0x39d
[  380.832227] syz3
[  380.835683]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.839282]  mems_allowed=0
[  380.841261]  warn_alloc.cold.117+0xb7/0x1bd
[  380.853787]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.858638]  ? lock_downgrade+0x900/0x900
[  380.862795]  ? trace_hardirqs_off+0xb8/0x310
[  380.867212]  ? trace_hardirqs_off+0xb8/0x310
[  380.871634]  __alloc_pages_slowpath+0x2660/0x2d70
[  380.876523]  ? warn_alloc+0x120/0x120
[  380.880343]  ? warn_alloc+0x120/0x120
[  380.884161]  ? print_usage_bug+0xc0/0xc0
[  380.888223]  ? warn_alloc+0x120/0x120
[  380.892031]  ? print_usage_bug+0xc0/0xc0
[  380.896098]  ? __lock_acquire+0x62f/0x4c20
[  380.900332]  ? __lock_acquire+0x62f/0x4c20
[  380.904568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.910105]  ? should_fail+0x22d/0xd01
[  380.913993]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.919304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.924408]  ? __lock_acquire+0x62f/0x4c20
[  380.928645]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.933748]  ? __lock_acquire+0x62f/0x4c20
[  380.937991]  ? should_fail+0x22d/0xd01
[  380.941882]  ? rcu_irq_exit+0x1a2/0x390
[  380.945864]  ? mark_held_locks+0x130/0x130
[  380.950105]  ? mark_held_locks+0x130/0x130
[  380.954362]  ? mark_held_locks+0xc7/0x130
[  380.958506]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.963527]  ? zap_class+0x640/0x640
[  380.967239]  ? print_usage_bug+0xc0/0xc0
[  380.971312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.976850]  ? check_preemption_disabled+0x48/0x280
[  380.981877]  ? __lock_is_held+0xb5/0x140
[  380.985943]  __alloc_pages_nodemask+0xa80/0xde0
[  380.990613]  ? zap_class+0x640/0x640
[  380.994330]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  380.999363]  ? find_held_lock+0x36/0x1c0
[  381.003435]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.008109]  ? lock_downgrade+0x900/0x900
[  381.012268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.017818]  cache_grow_begin+0xa5/0x8c0
[  381.021876]  ? do_raw_spin_unlock+0xa7/0x330
[  381.026312]  fallback_alloc+0x204/0x2e0
[  381.030340]  ____cache_alloc_node+0x1c7/0x1e0
[  381.034865]  kmem_cache_alloc_node+0xe3/0x730
[  381.039357]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.043601]  __alloc_skb+0x119/0x770
[  381.047341]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.052648]  ? netdev_alloc_frag+0x1f0/0x1f0
[  381.057061]  ? lock_downgrade+0x900/0x900
[  381.061220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.066775]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.072229]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.077690]  ? addrconf_rs_timer+0x690/0x690
[  381.082110]  ndisc_alloc_skb+0x144/0x340
[  381.086179]  ndisc_send_rs+0x331/0x6e0
[  381.090075]  addrconf_rs_timer+0x314/0x690
[  381.094317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.098566]  call_timer_fn+0x272/0x920
[  381.102455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.106690]  ? process_timeout+0x40/0x40
[  381.110762]  ? mark_held_locks+0xc7/0x130
[  381.114913]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.119410]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.123901]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.128136]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.132722]  ? trace_hardirqs_on+0xbd/0x310
[  381.137053]  ? kasan_check_read+0x11/0x20
[  381.141202]  ? __run_timers+0x7da/0xc70
[  381.145178]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.150294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.154551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.158783]  __run_timers+0x7e5/0xc70
[  381.162597]  ? timer_fixup_init+0x70/0x70
[  381.166750]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.171780]  ? zap_class+0x640/0x640
[  381.175497]  ? print_usage_bug+0xc0/0xc0
[  381.179564]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.184758]  ? find_held_lock+0x36/0x1c0
[  381.188834]  ? zap_class+0x640/0x640
[  381.192557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.198090]  ? check_preemption_disabled+0x48/0x280
[  381.203126]  ? __lock_is_held+0xb5/0x140
[  381.207191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.212726]  ? check_preemption_disabled+0x48/0x280
[  381.217748]  run_timer_softirq+0x52/0xb0
[  381.221807]  ? rcu_read_lock_sched_held+0x14f/0x180
[  381.226822]  __do_softirq+0x308/0xb7e
[  381.230622]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.235117]  ? lock_downgrade+0x900/0x900
[  381.239270]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  381.244400]  ? pvclock_read_flags+0x160/0x160
[  381.248911]  ? lapic_next_event+0x5a/0x90
[  381.253059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.258605]  ? kvm_clock_read+0x18/0x30
[  381.262578]  ? kvm_sched_clock_read+0x9/0x20
[  381.267001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.272541]  ? check_preemption_disabled+0x48/0x280
[  381.277572]  irq_exit+0x17f/0x1c0
[  381.281034]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.285880]  ? smp_reschedule_interrupt+0x109/0x650
[  381.290927]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.296830]  ? interrupt_entry+0xb5/0xc0
[  381.300907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.305928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.310944]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.315817]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.320835]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.325849]  ? task_prio+0x50/0x50
[  381.329394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.334933]  ? check_preemption_disabled+0x48/0x280
[  381.339981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.344852]  apic_timer_interrupt+0xf/0x20
[  381.349198]  </IRQ>
[  381.351439] RIP: 0010:console_unlock+0xffa/0x1160
[  381.356280] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  381.375199] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  381.382953] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  381.390218] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  381.397483] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  381.404749] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  381.412022] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  381.419307]  ? netconsole_netdev_event+0x280/0x280
[  381.424245]  ? console_unlock+0xff1/0x1160
[  381.428514]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  381.433191]  ? lock_release+0xa00/0xa00
[  381.437170]  ? interrupt_entry+0xc0/0xc0
[  381.441246]  vprintk_emit+0x33d/0x930
[  381.445055]  ? wake_up_klogd+0x180/0x180
[  381.449118]  ? attach_entity_load_avg+0x810/0x860
[  381.454004]  ? __lock_acquire+0x600/0x4c20
[  381.458250]  ? mark_held_locks+0x130/0x130
[  381.462480]  ? print_usage_bug+0xc0/0xc0
[  381.466554]  ? find_held_lock+0x36/0x1c0
[  381.470624]  ? mark_held_locks+0xc7/0x130
[  381.474779]  vprintk_default+0x28/0x30
[  381.478723]  vprintk_func+0x7e/0x181
[  381.482473]  printk+0xa7/0xcf
[  381.485578]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  381.490362]  show_free_areas.cold.118+0x1e0b/0x215d
[  381.495403]  ? si_meminfo_node+0x260/0x260
[  381.499652]  ? __lock_acquire+0x62f/0x4c20
[  381.503890]  ? __lock_acquire+0x62f/0x4c20
[  381.508155]  ? __lock_is_held+0xb5/0x140
[  381.512226]  ? mark_held_locks+0x130/0x130
[  381.516462]  ? zap_class+0x640/0x640
[  381.520198]  ? put_dec+0x3b/0xf0
[  381.523571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.529123]  ? find_held_lock+0x36/0x1c0
[  381.533227]  ? serial8250_console_write+0x8b3/0xb10
[  381.538259]  ? lock_downgrade+0x900/0x900
[  381.542427]  ? zap_class+0x640/0x640
[  381.546146]  ? zap_class+0x640/0x640
[  381.549859]  ? print_usage_bug+0xc0/0xc0
[  381.553919]  ? do_raw_spin_unlock+0xa7/0x330
[  381.558327]  ? trace_hardirqs_on+0x310/0x310
[  381.562737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.568307]  ? find_held_lock+0x36/0x1c0
[  381.572379]  ? mark_held_locks+0xc7/0x130
[  381.576529]  ? console_unlock+0xfcd/0x1160
[  381.580768]  ? netconsole_netdev_event+0x280/0x280
[  381.585711]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  381.590297]  ? trace_hardirqs_on+0xbd/0x310
[  381.594619]  ? vprintk_emit+0x33d/0x930
[  381.598595]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.603698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.609245]  ? netconsole_netdev_event+0x280/0x280
[  381.614176]  ? console_unlock+0x8d8/0x1160
[  381.618425]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  381.623097]  ? lock_release+0xa00/0xa00
[  381.627071]  ? preempt_count_add+0xbc/0x1b0
[  381.631390]  ? wake_up_klogd+0x11a/0x180
[  381.635447]  ? console_device+0xc0/0xc0
[  381.639429]  ? vprintk_emit+0x268/0x930
[  381.643405]  ? wake_up_klogd+0x180/0x180
[  381.647461]  ? trace_hardirqs_on_caller+0xc0/0x310
[  381.652412]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.657166]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.662620]  ? retint_kernel+0x1b/0x2d
[  381.666507]  ? trace_hardirqs_on+0x310/0x310
[  381.670940]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.675718]  ? trace_initcall_level+0x80/0x31b
[  381.680311]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  381.685083]  ? show_mem+0x1e/0x17b
[  381.688623]  show_mem+0x34/0x17b
[  381.691995]  dump_header+0x2f1/0xf72
[  381.695725]  ? mark_held_locks+0x130/0x130
[  381.699959]  ? pagefault_out_of_memory+0x197/0x197
[  381.704897]  ? __lock_acquire+0x62f/0x4c20
[  381.709169]  ? zap_class+0x640/0x640
[  381.712884]  ? percpu_ref_get_many+0x240/0x240
[  381.717475]  ? print_usage_bug+0xc0/0xc0
[  381.721742]  ? print_usage_bug+0xc0/0xc0
[  381.725823]  ? zap_class+0x640/0x640
[  381.729550]  ? print_usage_bug+0xc0/0xc0
[  381.733613]  ? print_usage_bug+0xc0/0xc0
[  381.737691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.743233]  ? find_held_lock+0x36/0x1c0
[  381.747312]  ? mark_held_locks+0xc7/0x130
[  381.751464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.756567]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.761670]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  381.766256]  ? trace_hardirqs_on+0xbd/0x310
[  381.770580]  ? kasan_check_read+0x11/0x20
[  381.774726]  ? ___ratelimit+0x3b4/0x672
[  381.778810]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.783932]  ? trace_hardirqs_on+0x310/0x310
[  381.788358]  ? lock_downgrade+0x900/0x900
[  381.792513]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.797620]  ? ___ratelimit+0x3b9/0x672
[  381.801596]  ? idr_get_free+0xec0/0xec0
[  381.805569]  ? find_held_lock+0x36/0x1c0
[  381.809638]  oom_kill_process.cold.27+0x10/0x903
[  381.814396]  ? zap_class+0x640/0x640
[  381.818110]  ? check_preemption_disabled+0x48/0x280
[  381.823133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.828064]  ? kasan_check_read+0x11/0x20
[  381.832216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.837493]  ? oom_evaluate_task+0x540/0x540
[  381.841905]  ? find_held_lock+0x36/0x1c0
[  381.845971]  ? out_of_memory+0x974/0x1430
[  381.850121]  ? lock_downgrade+0x900/0x900
[  381.854272]  ? check_preemption_disabled+0x48/0x280
[  381.859305]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.864237]  ? kasan_check_read+0x11/0x20
[  381.868389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.873668]  ? rcu_softirq_qs+0x20/0x20
[  381.877647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.883186]  ? oom_evaluate_task+0x302/0x540
[  381.887602]  out_of_memory+0xa84/0x1430
[  381.891585]  ? oom_killer_disable+0x3a0/0x3a0
[  381.900256]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  381.905192]  ? __mutex_add_waiter+0x2a0/0x2a0
[  381.909702]  __alloc_pages_slowpath+0x22d4/0x2d70
[  381.914577]  ? warn_alloc+0x120/0x120
[  381.918407]  ? rcu_softirq_qs+0x20/0x20
[  381.922407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.927948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.933483]  ? should_fail+0x22d/0xd01
[  381.937375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.942479]  ? zap_class+0x640/0x640
[  381.946220]  ? __lock_is_held+0xb5/0x140
[  381.950299]  ? mark_held_locks+0x130/0x130
[  381.954538]  ? lock_release+0xa00/0xa00
[  381.958511]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.963991]  ? __might_sleep+0x95/0x190
[  381.967993]  __alloc_pages_nodemask+0xa80/0xde0
[  381.972679]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  381.977699]  ? __page_cache_alloc+0x191/0x5c0
[  381.982199]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.987149]  ? kasan_check_read+0x11/0x20
[  381.991304]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.996582]  ? zap_class+0x640/0x640
[  382.000308]  ? zap_class+0x640/0x640
[  382.004033]  ? zap_class+0x640/0x640
[  382.007748]  ? __do_page_cache_readahead+0x7ce/0x980
[  382.012855]  ? find_held_lock+0x36/0x1c0
[  382.016921]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  382.022507]  alloc_pages_current+0x173/0x350
[  382.026928]  __page_cache_alloc+0x38c/0x5c0
[  382.031245]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.036174]  ? kasan_check_read+0x11/0x20
[  382.040329]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.045611]  ? generic_perform_write+0x6a0/0x6a0
[  382.050368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.055910]  ? check_preemption_disabled+0x48/0x280
[  382.060947]  filemap_fault+0x1594/0x25f0
[  382.065033]  ? __lock_page_or_retry+0xa00/0xa00
[  382.069705]  ? mark_held_locks+0x130/0x130
[  382.073946]  ? rcu_softirq_qs+0x20/0x20
[  382.077918]  ? kasan_check_read+0x11/0x20
[  382.082090]  ? rcu_softirq_qs+0x20/0x20
[  382.086087]  ? filemap_map_pages+0xe04/0x1990
[  382.090592]  ? print_usage_bug+0xc0/0xc0
[  382.094656]  ? unwind_get_return_address+0x61/0xa0
[  382.099590]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  382.104524]  ? print_usage_bug+0xc0/0xc0
[  382.108593]  ? print_usage_bug+0xc0/0xc0
[  382.112655]  ? __lock_acquire+0x62f/0x4c20
[  382.116892]  ? save_stack+0x43/0xd0
[  382.120518]  ? __kasan_slab_free+0x102/0x150
[  382.124960]  ? kasan_slab_free+0xe/0x10
[  382.128932]  ? kmem_cache_free+0x83/0x290
[  382.133098]  ? __sigqueue_free.part.29+0x74/0x90
[  382.137875]  ? lock_acquire+0x1ed/0x520
[  382.141850]  ? ext4_filemap_fault+0x7a/0xad
[  382.146178]  ? lock_release+0xa00/0xa00
[  382.150150]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.155625]  ? print_usage_bug+0xc0/0xc0
[  382.159690]  ? print_usage_bug+0xc0/0xc0
[  382.163819]  ? down_read+0x8d/0x120
[  382.167461]  ? ext4_filemap_fault+0x7a/0xad
[  382.171780]  ? __down_interruptible+0x700/0x700
[  382.176501]  ext4_filemap_fault+0x82/0xad
[  382.180686]  __do_fault+0x100/0x6b0
[  382.184320]  ? pmd_devmap_trans_unstable+0x220/0x220
[  382.189473]  ? mark_held_locks+0x130/0x130
[  382.193741]  ? mark_held_locks+0x130/0x130
[  382.197974]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  382.203513]  ? rcu_pm_notify+0xc0/0xc0
[  382.207412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.212973]  __handle_mm_fault+0x307c/0x5920
[  382.217395]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  382.222237]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.226734]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  382.231338]  ? trace_hardirqs_on+0xbd/0x310
[  382.235661]  ? kasan_check_read+0x11/0x20
[  382.239811]  ? __set_current_blocked+0xdf/0x120
[  382.244485]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.249599]  ? zap_class+0x640/0x640
[  382.253313]  ? zap_class+0x640/0x640
[  382.257043]  ? find_held_lock+0x36/0x1c0
[  382.261134]  ? handle_mm_fault+0x42a/0xc70
[  382.265369]  ? lock_downgrade+0x900/0x900
[  382.269518]  ? check_preemption_disabled+0x48/0x280
[  382.274536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.279467]  ? kasan_check_read+0x11/0x20
[  382.283617]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.288898]  ? rcu_softirq_qs+0x20/0x20
[  382.292876]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.297988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.303537]  ? check_preemption_disabled+0x48/0x280
[  382.308565]  handle_mm_fault+0x54f/0xc70
[  382.312628]  ? __handle_mm_fault+0x5920/0x5920
[  382.317212]  ? find_vma+0x34/0x190
[  382.320758]  __do_page_fault+0x5e8/0xe60
[  382.324824]  ? exit_to_usermode_loop+0x1f4/0x380
[  382.329607]  do_page_fault+0xf2/0x7e0
[  382.333424]  ? vmalloc_sync_all+0x30/0x30
[  382.337573]  ? error_entry+0x70/0xd0
[  382.341287]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.346319]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.351245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.356176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.361028]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.366053]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.371526]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.376545]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.381564]  ? page_fault+0x8/0x30
[  382.385124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.389972]  ? page_fault+0x8/0x30
[  382.393511]  page_fault+0x1e/0x30
[  382.396967] RIP: 0033:0x45db60
[  382.400183] Code: Bad RIP value.
[  382.403540] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  382.408901] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  382.416171] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  382.423441] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  382.430706] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  382.437973] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  382.445300] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  382.445306] warn_alloc_show_mem: 1 callbacks suppressed
[  382.445313] Mem-Info:
[  382.452322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.457688] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  382.457688]  active_file:14 inactive_file:14 isolated_file:0
[  382.457688]  unevictable:0 dirty:0 writeback:0 unstable:0
[  382.457688]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  382.457688]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  382.457688]  free:13738 free_pcp:524 free_cma:0
[  382.460061] Call Trace:
[  382.469442] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  382.502599]  <IRQ>
[  382.505173] Node 0 
[  382.532785]  dump_stack+0x244/0x39d
[  382.534985] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  382.537194]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.540797] lowmem_reserve[]:
[  382.566410]  warn_alloc.cold.117+0xb7/0x1bd
[  382.571561]  0
[  382.574663]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.578959]  2818
[  382.580756]  ? lock_downgrade+0x900/0x900
[  382.585568]  6321
[  382.587630]  ? trace_hardirqs_off+0xb8/0x310
[  382.591751]  6321
[  382.593810]  ? trace_hardirqs_off+0xb8/0x310
[  382.600253]  __alloc_pages_slowpath+0x2660/0x2d70
[  382.604663] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  382.609532]  ? warn_alloc+0x120/0x120
[  382.609551]  ? warn_alloc+0x120/0x120
[  382.636849] lowmem_reserve[]:
[  382.640658]  ? print_usage_bug+0xc0/0xc0
[  382.644433]  0
[  382.647573]  ? warn_alloc+0x120/0x120
[  382.651638]  0
[  382.653432]  ? print_usage_bug+0xc0/0xc0
[  382.657210]  3503
[  382.659023]  ? __lock_acquire+0x62f/0x4c20
[  382.663084]  3503
[  382.665139]  ? __lock_acquire+0x62f/0x4c20
[  382.671430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.675634] Node 0 
[  382.681416]  ? should_fail+0x22d/0xd01
[  382.681447] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  382.681454] lowmem_reserve[]:
[  382.683692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.687551]  0
[  382.716111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.719221]  0
[  382.724491]  ? __lock_acquire+0x62f/0x4c20
[  382.726275]  0
[  382.731368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.733149]  0
[  382.737383]  ? __lock_acquire+0x62f/0x4c20
[  382.744257]  ? should_fail+0x22d/0xd01
[  382.746042] Node 0 
[  382.750275]  ? rcu_irq_exit+0x1a2/0x390
[  382.754137] DMA: 
[  382.756377]  ? mark_held_locks+0x130/0x130
[  382.760323] 1*4kB 
[  382.762379]  ? mark_held_locks+0x130/0x130
[  382.766585] (U) 
[  382.768732]  ? mark_held_locks+0xc7/0x130
[  382.772944] 0*8kB 
[  382.774913]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.779052] 0*16kB 
[  382.781213]  ? zap_class+0x640/0x640
[  382.786206] 1*32kB 
[  382.788438]  ? print_usage_bug+0xc0/0xc0
[  382.792126] (U) 
[  382.794358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.798394] 2*64kB 
[  382.800380]  ? check_preemption_disabled+0x48/0x280
[  382.805890] (U) 
[  382.808126]  ? __lock_is_held+0xb5/0x140
[  382.813113] 1*128kB 
[  382.815086]  __alloc_pages_nodemask+0xa80/0xde0
[  382.819119] (U) 
[  382.821439]  ? zap_class+0x640/0x640
[  382.826126] 1*256kB 
[  382.828101]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  382.831797] (U) 
[  382.834126]  ? find_held_lock+0x36/0x1c0
[  382.839109] 0*512kB 
[  382.841086]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.845113] 1*1024kB 
[  382.847433]  ? lock_downgrade+0x900/0x900
[  382.852266] (U) 
[  382.854683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.858804] 1*2048kB 
[  382.860780]  cache_grow_begin+0xa5/0x8c0
[  382.866295] (M) 
[  382.868697]  ? do_raw_spin_unlock+0xa7/0x330
[  382.872750] 3*4096kB 
[  382.874723]  fallback_alloc+0x204/0x2e0
[  382.879109] (M) 
[  382.881517]  ____cache_alloc_node+0x1c7/0x1e0
[  382.885479] = 15908kB
[  382.887445]  kmem_cache_alloc_node+0xe3/0x730
[  382.891913] Node 0 
[  382.894316]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.898787] DMA32: 
[  382.901039]  __alloc_skb+0x119/0x770
[  382.905241] 5*4kB 
[  382.907474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.911157] (UM) 
[  382.913308]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.918559] 1*8kB 
[  382.920619]  ? lock_downgrade+0x900/0x900
[  382.924999] (U) 
[  382.927155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.931277] 3*16kB 
[  382.933248]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.938754] (UM) 
[  382.940984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.946410] 2*32kB 
[  382.948468]  ? addrconf_rs_timer+0x690/0x690
[  382.953894] (UM) 
[  382.956174]  ndisc_alloc_skb+0x144/0x340
[  382.960565] 4*64kB 
[  382.962619]  ndisc_send_rs+0x331/0x6e0
[  382.966655] (UM) 
[  382.968885]  addrconf_rs_timer+0x314/0x690
[  382.972746] 5*128kB 
[  382.974819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.979034] (UM) 
[  382.981378]  call_timer_fn+0x272/0x920
[  382.985582] 4*256kB 
[  382.987636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.991496] (UM) 
[  382.993821]  ? process_timeout+0x40/0x40
[  382.998036] 3*512kB 
[  383.000097]  ? __run_timers+0x7da/0xc70
[  383.004125] (M) 
[  383.006445]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.010392] 3*1024kB 
[  383.012361]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.016836] (UM) 
[  383.019241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.023713] 3*2048kB 
[  383.025774]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.029982] (UM) 
[  383.032390]  ? trace_hardirqs_on+0xbd/0x310
[  383.036947] 3*4096kB 
[  383.039008]  ? kasan_check_read+0x11/0x20
[  383.043307] (M) 
[  383.045718]  ? __run_timers+0x7da/0xc70
[  383.049839] = 25100kB
[  383.051809]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.055756] Node 0 
[  383.058163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.063253] Normal: 
[  383.065486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.069695] 922*4kB 
[  383.072025]  __run_timers+0x7e5/0xc70
[  383.076232] (UMEH) 
[  383.079037]  ? timer_fixup_init+0x70/0x70
[  383.082807] 452*8kB 
[  383.085046]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.089166] (UME) 
[  383.091487]  ? zap_class+0x640/0x640
[  383.096482] 175*16kB 
[  383.098625]  ? enqueue_hrtimer+0x1a5/0x560
[  383.102313] (UMEH) 
[  383.104716]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.108924] 86*32kB 
[  383.111157]  ? find_held_lock+0x36/0x1c0
[  383.116321] (UMEH) 
[  383.118641]  ? zap_class+0x640/0x640
[  383.122676] 11*64kB 
[  383.124911]  ? pvclock_read_flags+0x160/0x160
[  383.128594] (MH) 
[  383.130911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.135381] 1*128kB 
[  383.137442]  ? check_preemption_disabled+0x48/0x280
[  383.142964] (H) 
[  383.145289]  ? __lock_is_held+0xb5/0x140
[  383.150277] 1*256kB 
[  383.152262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.156295] (H) 
[  383.158609]  ? check_preemption_disabled+0x48/0x280
[  383.164141] 0*512kB 
[  383.166113]  run_timer_softirq+0x52/0xb0
[  383.171102] 0*1024kB 
[  383.173421]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.177455] 0*2048kB 
[  383.180112]  __do_softirq+0x308/0xb7e
[  383.185106] 0*4096kB 
[  383.187510]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.191315] = 13944kB
[  383.193721]  ? lock_downgrade+0x900/0x900
[  383.198200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.200599]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.204724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.204733] 2312 total pagecache pages
[  383.213565]  ? pvclock_read_flags+0x160/0x160
[  383.218647] 0 pages in swap cache
[  383.227208]  ? lapic_next_event+0x5a/0x90
[  383.231085] Swap cache stats: add 0, delete 0, find 0/0
[  383.235569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.239013] Free swap  = 0kB
[  383.243161]  ? kvm_clock_read+0x18/0x30
[  383.248496] Total swap = 0kB
[  383.254031]  ? kvm_sched_clock_read+0x9/0x20
[  383.257031] 1965979 pages RAM
[  383.261001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.263995] 0 pages HighMem/MovableOnly
[  383.268401]  ? check_preemption_disabled+0x48/0x280
[  383.271481] 342867 pages reserved
[  383.277024]  irq_exit+0x17f/0x1c0
[  383.280976] 0 pages cma reserved
[  383.285984]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.289472] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.292852]  ? smp_reschedule_interrupt+0x109/0x650
[  383.292866]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.292882]  ? interrupt_entry+0xb5/0xc0
[  383.292900]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.296343] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.301086]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.307555] syz-fuzzer cpuset=
[  383.312565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.318419] /
[  383.322476]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.327466]  mems_allowed=0
[  383.337680]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.365335]  ? task_prio+0x50/0x50
[  383.368877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.374415]  ? check_preemption_disabled+0x48/0x280
[  383.379908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.384774]  apic_timer_interrupt+0xf/0x20
[  383.389006]  </IRQ>
[  383.391266] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  383.396210] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  383.415110] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  383.422819] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  383.430084] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  383.437349] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  383.444618] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  383.451915] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  383.459239]  skb_clone+0x1bb/0x500
[  383.462784]  ? skb_split+0x11e0/0x11e0
[  383.466680]  ? check_preemption_disabled+0x48/0x280
[  383.471698]  ? __this_cpu_preempt_check+0x1c/0x20
[  383.476544]  ? __bpf_redirect+0x54b/0xb20
[  383.480923]  bpf_clone_redirect+0xb9/0x490
[  383.485169]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  383.490188]  ? __sched_text_start+0x8/0x8
[  383.494354]  ? find_held_lock+0x36/0x1c0
[  383.498423]  ? lock_acquire+0x1ed/0x520
[  383.502402]  ? bpf_test_run+0x3cb/0x780
[  383.506378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.511915]  ? check_preemption_disabled+0x48/0x280
[  383.516941]  ? kasan_check_read+0x11/0x20
[  383.521092]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.526368]  ? rcu_softirq_qs+0x20/0x20
[  383.530343]  ? preempt_schedule+0x4d/0x60
[  383.534494]  ? ___preempt_schedule+0x16/0x18
[  383.538915]  ? bpf_test_run+0x25d/0x780
[  383.542901]  ? netlink_diag_dump+0x2a0/0x2a0
[  383.547315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.552856]  ? bpf_test_init.isra.10+0x70/0x100
[  383.557535]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  383.562298]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  383.567156]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.572691]  ? fput+0x130/0x1a0
[  383.575975]  ? __bpf_prog_get+0x9b/0x290
[  383.580046]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  383.584891]  ? bpf_prog_test_run+0x130/0x1a0
[  383.589303]  ? __x64_sys_bpf+0x3d8/0x520
[  383.593366]  ? bpf_prog_get+0x20/0x20
[  383.597191]  ? do_syscall_64+0x1b9/0x820
[  383.601253]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  383.606620]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.611558]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.616576]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  383.621596]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  383.628270]  ? __switch_to_asm+0x40/0x70
[  383.632333]  ? __switch_to_asm+0x34/0x70
[  383.636399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.641254]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  383.646640] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  383.646709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.653305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.653310] Call Trace:
[  383.653317]  <IRQ>
[  383.653334]  dump_stack+0x244/0x39d
[  383.653352]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.659889] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.669184]  warn_alloc.cold.117+0xb7/0x1bd
[  383.671733] syz-executor3 cpuset=
[  383.673877]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.677480] syz3
[  383.682760]  ? lock_downgrade+0x900/0x900
[  383.693222]  mems_allowed=0
[  383.697537]  ? trace_hardirqs_off+0xb8/0x310
[  383.719489]  ? trace_hardirqs_off+0xb8/0x310
[  383.723910]  __alloc_pages_slowpath+0x2660/0x2d70
[  383.728786]  ? warn_alloc+0x120/0x120
[  383.732593]  ? warn_alloc+0x120/0x120
[  383.736396]  ? print_usage_bug+0xc0/0xc0
[  383.740460]  ? warn_alloc+0x120/0x120
[  383.744261]  ? print_usage_bug+0xc0/0xc0
[  383.748329]  ? __lock_acquire+0x62f/0x4c20
[  383.752563]  ? __lock_acquire+0x62f/0x4c20
[  383.756810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.762350]  ? should_fail+0x22d/0xd01
[  383.766244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.771365]  ? __lock_acquire+0x62f/0x4c20
[  383.775605]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.780712]  ? __lock_acquire+0x62f/0x4c20
[  383.784944]  ? should_fail+0x22d/0xd01
[  383.788872]  ? mark_held_locks+0x130/0x130
[  383.793128]  ? mark_held_locks+0x130/0x130
[  383.797360]  ? zap_class+0x640/0x640
[  383.801086]  ? zap_class+0x640/0x640
[  383.804796]  ? print_usage_bug+0xc0/0xc0
[  383.808857]  ? wq_watchdog_touch+0x9c/0xfe
[  383.813112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.818648]  ? check_preemption_disabled+0x48/0x280
[  383.823675]  ? __lock_is_held+0xb5/0x140
[  383.827750]  __alloc_pages_nodemask+0xa80/0xde0
[  383.832426]  ? zap_class+0x640/0x640
[  383.836152]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  383.841181]  ? find_held_lock+0x36/0x1c0
[  383.845257]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.849934]  ? lock_downgrade+0x900/0x900
[  383.854090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.859638]  cache_grow_begin+0xa5/0x8c0
[  383.863697]  ? do_raw_spin_unlock+0xa7/0x330
[  383.868114]  fallback_alloc+0x204/0x2e0
[  383.872101]  ____cache_alloc_node+0x1c7/0x1e0
[  383.876608]  kmem_cache_alloc_node+0xe3/0x730
[  383.881105]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.885355]  __alloc_skb+0x119/0x770
[  383.889071]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.894354]  ? netdev_alloc_frag+0x1f0/0x1f0
[  383.898763]  ? lock_downgrade+0x900/0x900
[  383.902921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.908461]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.913917]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.919375]  ? addrconf_rs_timer+0x690/0x690
[  383.923800]  ndisc_alloc_skb+0x144/0x340
[  383.927864]  ndisc_send_rs+0x331/0x6e0
[  383.931757]  addrconf_rs_timer+0x314/0x690
[  383.936002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.940263]  call_timer_fn+0x272/0x920
[  383.944156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.948396]  ? process_timeout+0x40/0x40
[  383.952470]  ? mark_held_locks+0xc7/0x130
[  383.956627]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.961125]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.965617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.969855]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.974442]  ? trace_hardirqs_on+0xbd/0x310
[  383.978804]  ? kasan_check_read+0x11/0x20
[  383.982954]  ? __run_timers+0x7da/0xc70
[  383.986931]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.992053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.996294]  __run_timers+0x7e5/0xc70
[  384.000112]  ? timer_fixup_init+0x70/0x70
[  384.004279]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.009309]  ? zap_class+0x640/0x640
[  384.013038]  ? print_usage_bug+0xc0/0xc0
[  384.017101]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.022302]  ? find_held_lock+0x36/0x1c0
[  384.026371]  ? zap_class+0x640/0x640
[  384.030089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.035625]  ? check_preemption_disabled+0x48/0x280
[  384.040652]  ? __lock_is_held+0xb5/0x140
[  384.044719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.050257]  ? check_preemption_disabled+0x48/0x280
[  384.055280]  run_timer_softirq+0x52/0xb0
[  384.059346]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.064366]  __do_softirq+0x308/0xb7e
[  384.068171]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.072663]  ? lock_downgrade+0x900/0x900
[  384.076818]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.081931]  ? pvclock_read_flags+0x160/0x160
[  384.086431]  ? lapic_next_event+0x5a/0x90
[  384.090582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.096123]  ? kvm_clock_read+0x18/0x30
[  384.100107]  ? kvm_sched_clock_read+0x9/0x20
[  384.104519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.110060]  ? check_preemption_disabled+0x48/0x280
[  384.115087]  irq_exit+0x17f/0x1c0
[  384.118542]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.123381]  ? smp_reschedule_interrupt+0x109/0x650
[  384.128398]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.134283]  ? interrupt_entry+0xb5/0xc0
[  384.138355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.143372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.148387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.153235]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.158253]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.163273]  ? task_prio+0x50/0x50
[  384.166822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.172388]  ? check_preemption_disabled+0x48/0x280
[  384.177430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.182295]  apic_timer_interrupt+0xf/0x20
[  384.186528]  </IRQ>
[  384.188767] RIP: 0010:console_unlock+0xffa/0x1160
[  384.193611] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  384.212512] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  384.220222] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  384.227490] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  384.234757] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  384.242053] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  384.249317] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  384.256591]  ? netconsole_netdev_event+0x280/0x280
[  384.261531]  ? console_unlock+0xff1/0x1160
[  384.265786]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  384.270466]  ? lock_release+0xa00/0xa00
[  384.274444]  ? interrupt_entry+0xc0/0xc0
[  384.278713]  vprintk_emit+0x33d/0x930
[  384.282598]  ? wake_up_klogd+0x180/0x180
[  384.286665]  ? attach_entity_load_avg+0x810/0x860
[  384.291504]  ? __lock_acquire+0x600/0x4c20
[  384.295740]  ? mark_held_locks+0x130/0x130
[  384.299988]  ? print_usage_bug+0xc0/0xc0
[  384.304064]  ? find_held_lock+0x36/0x1c0
[  384.308139]  ? mark_held_locks+0xc7/0x130
[  384.312298]  vprintk_default+0x28/0x30
[  384.316189]  vprintk_func+0x7e/0x181
[  384.319915]  printk+0xa7/0xcf
[  384.323027]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  384.327801]  show_free_areas.cold.118+0x1e0b/0x215d
[  384.332847]  ? si_meminfo_node+0x260/0x260
[  384.337104]  ? __lock_acquire+0x62f/0x4c20
[  384.341340]  ? __lock_acquire+0x62f/0x4c20
[  384.345578]  ? __lock_is_held+0xb5/0x140
[  384.349658]  ? mark_held_locks+0x130/0x130
[  384.353900]  ? zap_class+0x640/0x640
[  384.357617]  ? put_dec+0x3b/0xf0
[  384.360991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.366543]  ? find_held_lock+0x36/0x1c0
[  384.370614]  ? serial8250_console_write+0x8b3/0xb10
[  384.375632]  ? lock_downgrade+0x900/0x900
[  384.379834]  ? zap_class+0x640/0x640
[  384.383562]  ? zap_class+0x640/0x640
[  384.387278]  ? print_usage_bug+0xc0/0xc0
[  384.391342]  ? do_raw_spin_unlock+0xa7/0x330
[  384.395753]  ? trace_hardirqs_on+0x310/0x310
[  384.400164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.405711]  ? find_held_lock+0x36/0x1c0
[  384.409785]  ? mark_held_locks+0xc7/0x130
[  384.413941]  ? console_unlock+0xfcd/0x1160
[  384.418177]  ? netconsole_netdev_event+0x280/0x280
[  384.423715]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  384.428302]  ? trace_hardirqs_on+0xbd/0x310
[  384.432624]  ? vprintk_emit+0x33d/0x930
[  384.436601]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.441707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.447249]  ? netconsole_netdev_event+0x280/0x280
[  384.452180]  ? console_unlock+0x8d8/0x1160
[  384.456430]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  384.461116]  ? lock_release+0xa00/0xa00
[  384.465091]  ? preempt_count_add+0xbc/0x1b0
[  384.469415]  ? wake_up_klogd+0x11a/0x180
[  384.473479]  ? console_device+0xc0/0xc0
[  384.477462]  ? vprintk_emit+0x268/0x930
[  384.481444]  ? wake_up_klogd+0x180/0x180
[  384.485505]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.490437]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.495196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.500647]  ? retint_kernel+0x1b/0x2d
[  384.504536]  ? trace_hardirqs_on+0x310/0x310
[  384.508953]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.513764]  ? trace_initcall_level+0x80/0x31b
[  384.518358]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  384.523119]  ? show_mem+0x1e/0x17b
[  384.526664]  show_mem+0x34/0x17b
[  384.530044]  dump_header+0x2f1/0xf72
[  384.533768]  ? mark_held_locks+0x130/0x130
[  384.538011]  ? pagefault_out_of_memory+0x197/0x197
[  384.542963]  ? __lock_acquire+0x62f/0x4c20
[  384.547199]  ? zap_class+0x640/0x640
[  384.550945]  ? percpu_ref_get_many+0x240/0x240
[  384.555530]  ? print_usage_bug+0xc0/0xc0
[  384.559594]  ? print_usage_bug+0xc0/0xc0
[  384.563665]  ? zap_class+0x640/0x640
[  384.567386]  ? print_usage_bug+0xc0/0xc0
[  384.571449]  ? print_usage_bug+0xc0/0xc0
[  384.575520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.581069]  ? find_held_lock+0x36/0x1c0
[  384.585147]  ? mark_held_locks+0xc7/0x130
[  384.589335]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.594441]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.599544]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  384.604130]  ? trace_hardirqs_on+0xbd/0x310
[  384.608454]  ? kasan_check_read+0x11/0x20
[  384.612602]  ? ___ratelimit+0x3b4/0x672
[  384.616576]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.621679]  ? trace_hardirqs_on+0x310/0x310
[  384.626087]  ? lock_downgrade+0x900/0x900
[  384.630282]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.635406]  ? ___ratelimit+0x3b9/0x672
[  384.639384]  ? idr_get_free+0xec0/0xec0
[  384.643359]  ? find_held_lock+0x36/0x1c0
[  384.647430]  oom_kill_process.cold.27+0x10/0x903
[  384.652189]  ? zap_class+0x640/0x640
[  384.655902]  ? check_preemption_disabled+0x48/0x280
[  384.660924]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.665861]  ? kasan_check_read+0x11/0x20
[  384.670010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.675305]  ? oom_evaluate_task+0x540/0x540
[  384.679720]  ? find_held_lock+0x36/0x1c0
[  384.683793]  ? out_of_memory+0x974/0x1430
[  384.687943]  ? lock_downgrade+0x900/0x900
[  384.692090]  ? check_preemption_disabled+0x48/0x280
[  384.697117]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.702058]  ? kasan_check_read+0x11/0x20
[  384.706210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.711490]  ? rcu_softirq_qs+0x20/0x20
[  384.715470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.721009]  ? oom_evaluate_task+0x302/0x540
[  384.725437]  out_of_memory+0xa84/0x1430
[  384.729430]  ? oom_killer_disable+0x3a0/0x3a0
[  384.733926]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  384.738861]  ? __mutex_add_waiter+0x2a0/0x2a0
[  384.743370]  __alloc_pages_slowpath+0x22d4/0x2d70
[  384.748245]  ? warn_alloc+0x120/0x120
[  384.752054]  ? rcu_softirq_qs+0x20/0x20
[  384.756069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.761615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.767150]  ? should_fail+0x22d/0xd01
[  384.771048]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.776156]  ? zap_class+0x640/0x640
[  384.779916]  ? __lock_is_held+0xb5/0x140
[  384.783988]  ? mark_held_locks+0x130/0x130
[  384.788234]  ? lock_release+0xa00/0xa00
[  384.792226]  ? perf_trace_sched_process_exec+0x860/0x860
[  384.797688]  ? __might_sleep+0x95/0x190
[  384.801681]  __alloc_pages_nodemask+0xa80/0xde0
[  384.806391]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  384.811415]  ? __page_cache_alloc+0x191/0x5c0
[  384.815916]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.820843]  ? kasan_check_read+0x11/0x20
[  384.824992]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.830279]  ? zap_class+0x640/0x640
[  384.834005]  ? zap_class+0x640/0x640
[  384.837723]  ? zap_class+0x640/0x640
[  384.841442]  ? __do_page_cache_readahead+0x7ce/0x980
[  384.846548]  ? find_held_lock+0x36/0x1c0
[  384.850716]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  384.856277]  alloc_pages_current+0x173/0x350
[  384.860700]  __page_cache_alloc+0x38c/0x5c0
[  384.865031]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.869960]  ? kasan_check_read+0x11/0x20
[  384.874109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.879414]  ? generic_perform_write+0x6a0/0x6a0
[  384.884194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.889733]  ? check_preemption_disabled+0x48/0x280
[  384.894763]  filemap_fault+0x1594/0x25f0
[  384.898844]  ? __lock_page_or_retry+0xa00/0xa00
[  384.903518]  ? mark_held_locks+0x130/0x130
[  384.907757]  ? rcu_softirq_qs+0x20/0x20
[  384.911737]  ? kasan_check_read+0x11/0x20
[  384.915912]  ? rcu_softirq_qs+0x20/0x20
[  384.919898]  ? filemap_map_pages+0xe04/0x1990
[  384.924407]  ? print_usage_bug+0xc0/0xc0
[  384.928474]  ? unwind_get_return_address+0x61/0xa0
[  384.933411]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  384.938373]  ? print_usage_bug+0xc0/0xc0
[  384.942446]  ? print_usage_bug+0xc0/0xc0
[  384.946515]  ? __lock_acquire+0x62f/0x4c20
[  384.950755]  ? save_stack+0x43/0xd0
[  384.954382]  ? __kasan_slab_free+0x102/0x150
[  384.958791]  ? kasan_slab_free+0xe/0x10
[  384.962766]  ? kmem_cache_free+0x83/0x290
[  384.966913]  ? __sigqueue_free.part.29+0x74/0x90
[  384.971688]  ? lock_acquire+0x1ed/0x520
[  384.975664]  ? ext4_filemap_fault+0x7a/0xad
[  384.979994]  ? lock_release+0xa00/0xa00
[  384.983979]  ? perf_trace_sched_process_exec+0x860/0x860
[  384.989432]  ? print_usage_bug+0xc0/0xc0
[  384.993497]  ? print_usage_bug+0xc0/0xc0
[  384.997573]  ? down_read+0x8d/0x120
[  385.001197]  ? ext4_filemap_fault+0x7a/0xad
[  385.005521]  ? __down_interruptible+0x700/0x700
[  385.010200]  ext4_filemap_fault+0x82/0xad
[  385.014367]  __do_fault+0x100/0x6b0
[  385.018001]  ? pmd_devmap_trans_unstable+0x220/0x220
[  385.023115]  ? mark_held_locks+0x130/0x130
[  385.027355]  ? mark_held_locks+0x130/0x130
[  385.031590]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  385.037128]  ? rcu_pm_notify+0xc0/0xc0
[  385.041031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.046577]  __handle_mm_fault+0x307c/0x5920
[  385.051000]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  385.055851]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.060356]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.064942]  ? trace_hardirqs_on+0xbd/0x310
[  385.069266]  ? kasan_check_read+0x11/0x20
[  385.073420]  ? __set_current_blocked+0xdf/0x120
[  385.078092]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.083208]  ? zap_class+0x640/0x640
[  385.086921]  ? zap_class+0x640/0x640
[  385.090639]  ? find_held_lock+0x36/0x1c0
[  385.094710]  ? handle_mm_fault+0x42a/0xc70
[  385.098948]  ? lock_downgrade+0x900/0x900
[  385.103105]  ? check_preemption_disabled+0x48/0x280
[  385.108127]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.113059]  ? kasan_check_read+0x11/0x20
[  385.117209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.122488]  ? rcu_softirq_qs+0x20/0x20
[  385.126464]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.131570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.137107]  ? check_preemption_disabled+0x48/0x280
[  385.142136]  handle_mm_fault+0x54f/0xc70
[  385.146206]  ? __handle_mm_fault+0x5920/0x5920
[  385.150796]  ? find_vma+0x34/0x190
[  385.154357]  __do_page_fault+0x5e8/0xe60
[  385.158427]  ? exit_to_usermode_loop+0x1f4/0x380
[  385.163193]  do_page_fault+0xf2/0x7e0
[  385.167010]  ? vmalloc_sync_all+0x30/0x30
[  385.171170]  ? error_entry+0x70/0xd0
[  385.174892]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.179908]  ? trace_hardirqs_on_caller+0xc0/0x310
[  385.184837]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.189766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.194612]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.199626]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.205078]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.210114]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.215136]  ? page_fault+0x8/0x30
[  385.218677]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.223526]  ? page_fault+0x8/0x30
[  385.227073]  page_fault+0x1e/0x30
[  385.230528] RIP: 0033:0x45db60
[  385.233736] Code: Bad RIP value.
[  385.237098] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  385.242461] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  385.249728] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  385.256994] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  385.264265] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  385.271533] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  385.278814] warn_alloc_show_mem: 1 callbacks suppressed
[  385.278826] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  385.278828] Mem-Info:
[  385.278858] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  385.278858]  active_file:14 inactive_file:14 isolated_file:0
[  385.278858]  unevictable:0 dirty:0 writeback:0 unstable:0
[  385.278858]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  385.278858]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  385.278858]  free:13738 free_pcp:524 free_cma:0
[  385.284202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.291221] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  385.293626] Call Trace:
[  385.326574] Node 0 
[  385.335915]  <IRQ>
[  385.363505] 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
[  385.366064]  dump_stack+0x244/0x39d
[  385.368324] lowmem_reserve[]:
[  385.370474]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.395948]  0
[  385.399579]  warn_alloc.cold.117+0xb7/0x1bd
[  385.402653]  2818
[  385.407840]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.409619]  6321
[  385.413932]  ? lock_downgrade+0x900/0x900
[  385.415973]  6321
[  385.420816]  ? trace_hardirqs_off+0xb8/0x310
[  385.426985]  ? trace_hardirqs_off+0xb8/0x310
[  385.429027] Node 0 
[  385.433436]  __alloc_pages_slowpath+0x2660/0x2d70
[  385.437838] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  385.440075]  ? warn_alloc+0x120/0x120
[  385.444872] lowmem_reserve[]:
[  385.471585]  ? warn_alloc+0x120/0x120
[  385.475356]  0 0
[  385.478566]  ? print_usage_bug+0xc0/0xc0
[  385.482408]  3503
[  385.484378]  ? warn_alloc+0x120/0x120
[  385.488415]  3503
[  385.490470]  ? print_usage_bug+0xc0/0xc0
[  385.496311]  ? __lock_acquire+0x62f/0x4c20
[  385.500346] Node 0 
[  385.504569]  ? __lock_acquire+0x62f/0x4c20
[  385.504605] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  385.506813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.511027] lowmem_reserve[]:
[  385.539562]  ? should_fail+0x22d/0xd01
[  385.545072]  0
[  385.548167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.552034]  0
[  385.553828]  ? __lock_acquire+0x62f/0x4c20
[  385.558904]  0
[  385.560705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.564918]  0
[  385.566716]  ? __lock_acquire+0x62f/0x4c20
[  385.573594]  ? should_fail+0x22d/0xd01
[  385.577818] Node 0 DMA: 
[  385.581721]  ? mark_held_locks+0x130/0x130
[  385.581725] 1*4kB (U) 
[  385.584400]  ? mark_held_locks+0x130/0x130
[  385.588608] 0*8kB 
[  385.591097]  ? zap_class+0x640/0x640
[  385.595309] 0*16kB 
[  385.597456]  ? zap_class+0x640/0x640
[  385.601145] 1*32kB 
[  385.603371]  ? print_usage_bug+0xc0/0xc0
[  385.607061] (U) 
[  385.609294]  ? wq_watchdog_touch+0x9c/0xfe
[  385.613332] 2*64kB 
[  385.615310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.619516] (U) 
[  385.621750]  ? check_preemption_disabled+0x48/0x280
[  385.627257] 1*128kB (U) 
[  385.629240]  ? __lock_is_held+0xb5/0x140
[  385.634227] 1*256kB 
[  385.636898]  __alloc_pages_nodemask+0xa80/0xde0
[  385.640928] (U) 
[  385.643243]  ? zap_class+0x640/0x640
[  385.647889] 0*512kB 
[  385.649858]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  385.653545] 1*1024kB 
[  385.655868]  ? find_held_lock+0x36/0x1c0
[  385.660853] (U) 
[  385.663266]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.667298] 1*2048kB 
[  385.669266]  ? lock_downgrade+0x900/0x900
[  385.673906] (M) 
[  385.676325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.680444] 3*4096kB 
[  385.682420]  cache_grow_begin+0xa5/0x8c0
[  385.687929] (M) 
[  385.690352]  ? do_raw_spin_unlock+0xa7/0x330
[  385.694390] = 15908kB
[  385.696365]  fallback_alloc+0x204/0x2e0
[  385.700743] Node 0 
[  385.703149]  ____cache_alloc_node+0x1c7/0x1e0
[  385.707097] DMA32: 
[  385.709332]  kmem_cache_alloc_node+0xe3/0x730
[  385.713805] 5*4kB 
[  385.716044]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.720753] (UM) 1*8kB 
[  385.722921]  __alloc_skb+0x119/0x770
[  385.727125] (U) 
[  385.729708]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.733390] 3*16kB 
[  385.735362]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.740614] (UM) 
[  385.742849]  ? lock_downgrade+0x900/0x900
[  385.747229] 2*32kB 
[  385.749288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.753411] (UM) 
[  385.755642]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.761152] 4*64kB 
[  385.763209]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.768630] (UM) 
[  385.770864]  ? addrconf_rs_timer+0x690/0x690
[  385.776288] 5*128kB 
[  385.778364]  ndisc_alloc_skb+0x144/0x340
[  385.782740] (UM) 
[  385.785059]  ndisc_send_rs+0x331/0x6e0
[  385.789096] 4*256kB 
[  385.791157]  addrconf_rs_timer+0x314/0x690
[  385.795025] (UM) 
[  385.797343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.801550] 3*512kB 
[  385.803615]  call_timer_fn+0x272/0x920
[  385.807817] (M) 
[  385.810131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.813997] 3*1024kB 
[  385.815976]  ? process_timeout+0x40/0x40
[  385.820183] (UM) 
[  385.822592]  ? __run_timers+0x7da/0xc70
[  385.826621] 3*2048kB 
[  385.828682]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.832631] (UM) 
[  385.835043]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.839512] 3*4096kB 
[  385.841567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.846046] (M) 
[  385.848450]  ? lockdep_hardirqs_on+0x296/0x5b0
[  385.852658] = 25100kB
[  385.854657]  ? trace_hardirqs_on+0xbd/0x310
[  385.859216] Node 0 
[  385.861626]  ? kasan_check_read+0x11/0x20
[  385.865923] Normal: 
[  385.868157]  ? __run_timers+0x7da/0xc70
[  385.872295] 922*4kB 
[  385.874603]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.878616] (UMEH) 
[  385.880963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.886040] 452*8kB 
[  385.888270]  __run_timers+0x7e5/0xc70
[  385.892480] (UME) 
[  385.894814]  ? timer_fixup_init+0x70/0x70
[  385.898607] 175*16kB 
[  385.900749]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.904869] (UMEH) 
[  385.907272]  ? zap_class+0x640/0x640
[  385.912267] 86*32kB 
[  385.914494]  ? enqueue_hrtimer+0x1a5/0x560
[  385.918186] (UMEH) 
[  385.920504]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.924715] 11*64kB 
[  385.926946]  ? find_held_lock+0x36/0x1c0
[  385.932106] (MH) 
[  385.934424]  ? zap_class+0x640/0x640
[  385.938458] 1*128kB 
[  385.940520]  ? pvclock_read_flags+0x160/0x160
[  385.944204] (H) 
[  385.946525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.950995] 1*256kB 
[  385.952975]  ? check_preemption_disabled+0x48/0x280
[  385.958485] (H) 
[  385.960813]  ? __lock_is_held+0xb5/0x140
[  385.965802] 0*512kB 
[  385.967771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.971825] 0*1024kB 
[  385.974144]  ? check_preemption_disabled+0x48/0x280
[  385.979656] 0*2048kB 
[  385.982061]  run_timer_softirq+0x52/0xb0
[  385.987053] 0*4096kB 
[  385.989462]  ? rcu_read_lock_sched_held+0x14f/0x180
[  385.993503] = 13944kB
[  385.995920]  __do_softirq+0x308/0xb7e
[  386.000915] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.003316]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.007096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.015921]  ? lock_downgrade+0x900/0x900
[  386.020391] 2312 total pagecache pages
[  386.028957]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  386.033106] 0 pages in swap cache
[  386.036982]  ? pvclock_read_flags+0x160/0x160
[  386.042057] Swap cache stats: add 0, delete 0, find 0/0
[  386.045499]  ? lapic_next_event+0x5a/0x90
[  386.049979] Free swap  = 0kB
[  386.055350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.059474] Total swap = 0kB
[  386.062485]  ? kvm_clock_read+0x18/0x30
[  386.067993] 1965979 pages RAM
[  386.071002]  ? kvm_sched_clock_read+0x9/0x20
[  386.074952] 0 pages HighMem/MovableOnly
[  386.078062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.082445] 342867 pages reserved
[  386.086416]  ? check_preemption_disabled+0x48/0x280
[  386.091926] 0 pages cma reserved
[  386.095380]  irq_exit+0x17f/0x1c0
[  386.100445] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.103753]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.103765]  ? smp_reschedule_interrupt+0x109/0x650
[  386.103783]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.107271] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.113700]  ? interrupt_entry+0xb5/0xc0
[  386.118515] syz-fuzzer cpuset=
[  386.123523]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.129381] /
[  386.139639]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.143675]  mems_allowed=0
[  386.146861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.166301]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.171315]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.176381]  ? task_prio+0x50/0x50
[  386.180123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.185660]  ? check_preemption_disabled+0x48/0x280
[  386.190686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.195544]  apic_timer_interrupt+0xf/0x20
[  386.199770]  </IRQ>
[  386.202013] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  386.206953] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  386.225848] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  386.233553] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  386.240835] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  386.248102] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  386.255367] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  386.262632] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  386.269937]  skb_clone+0x1bb/0x500
[  386.273481]  ? skb_split+0x11e0/0x11e0
[  386.277366]  ? check_preemption_disabled+0x48/0x280
[  386.282387]  ? __this_cpu_preempt_check+0x1c/0x20
[  386.287229]  ? __bpf_redirect+0x54b/0xb20
[  386.291409]  bpf_clone_redirect+0xb9/0x490
[  386.295657]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  386.300673]  ? __sched_text_start+0x8/0x8
[  386.304840]  ? find_held_lock+0x36/0x1c0
[  386.308910]  ? lock_acquire+0x1ed/0x520
[  386.312887]  ? bpf_test_run+0x3cb/0x780
[  386.316865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.322431]  ? check_preemption_disabled+0x48/0x280
[  386.327458]  ? kasan_check_read+0x11/0x20
[  386.331609]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.336894]  ? rcu_softirq_qs+0x20/0x20
[  386.340870]  ? preempt_schedule+0x4d/0x60
[  386.345027]  ? ___preempt_schedule+0x16/0x18
[  386.349444]  ? bpf_test_run+0x25d/0x780
[  386.353433]  ? netlink_diag_dump+0x2a0/0x2a0
[  386.357847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.363383]  ? bpf_test_init.isra.10+0x70/0x100
[  386.368063]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  386.372831]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.377672]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.383420]  ? fput+0x130/0x1a0
[  386.386749]  ? __bpf_prog_get+0x9b/0x290
[  386.390849]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.395691]  ? bpf_prog_test_run+0x130/0x1a0
[  386.400102]  ? __x64_sys_bpf+0x3d8/0x520
[  386.404178]  ? bpf_prog_get+0x20/0x20
[  386.407996]  ? do_syscall_64+0x1b9/0x820
[  386.412063]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.417457]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.422390]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.427406]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.432442]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  386.439108]  ? __switch_to_asm+0x40/0x70
[  386.443165]  ? __switch_to_asm+0x34/0x70
[  386.447234]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.452081]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.457462] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  386.457560] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.464158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.464164] Call Trace:
[  386.464170]  <IRQ>
[  386.464188]  dump_stack+0x244/0x39d
[  386.464206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.470740] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.480053]  warn_alloc.cold.117+0xb7/0x1bd
[  386.482605] syz-executor3 cpuset=
[  386.484747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.488351] syz3
[  386.493536]  ? lock_downgrade+0x900/0x900
[  386.503996]  mems_allowed=0
[  386.508314]  ? trace_hardirqs_off+0xb8/0x310
[  386.529955]  ? trace_hardirqs_off+0xb8/0x310
[  386.534404]  __alloc_pages_slowpath+0x2660/0x2d70
[  386.539330]  ? warn_alloc+0x120/0x120
[  386.543152]  ? warn_alloc+0x120/0x120
[  386.546955]  ? print_usage_bug+0xc0/0xc0
[  386.551238]  ? warn_alloc+0x120/0x120
[  386.555061]  ? print_usage_bug+0xc0/0xc0
[  386.559161]  ? __lock_acquire+0x62f/0x4c20
[  386.563400]  ? __lock_acquire+0x62f/0x4c20
[  386.567646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.573184]  ? should_fail+0x22d/0xd01
[  386.577091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.582211]  ? __lock_acquire+0x62f/0x4c20
[  386.586451]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.591555]  ? __lock_acquire+0x62f/0x4c20
[  386.595785]  ? should_fail+0x22d/0xd01
[  386.599677]  ? find_held_lock+0x36/0x1c0
[  386.603759]  ? mark_held_locks+0x130/0x130
[  386.607999]  ? mark_held_locks+0x130/0x130
[  386.612253]  ? zap_class+0x640/0x640
[  386.615987]  ? zap_class+0x640/0x640
[  386.619711]  ? print_usage_bug+0xc0/0xc0
[  386.623767]  ? do_raw_spin_unlock+0xa7/0x330
[  386.628204]  ? zap_class+0x640/0x640
[  386.631915]  ? print_usage_bug+0xc0/0xc0
[  386.636073]  ? wq_watchdog_touch+0x9c/0xfe
[  386.640316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.645866]  ? check_preemption_disabled+0x48/0x280
[  386.650894]  ? __lock_is_held+0xb5/0x140
[  386.654962]  __alloc_pages_nodemask+0xa80/0xde0
[  386.659631]  ? zap_class+0x640/0x640
[  386.663351]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  386.668395]  ? find_held_lock+0x36/0x1c0
[  386.672466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.677137]  ? lock_downgrade+0x900/0x900
[  386.681298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.686843]  cache_grow_begin+0xa5/0x8c0
[  386.690908]  ? do_raw_spin_unlock+0xa7/0x330
[  386.695329]  fallback_alloc+0x204/0x2e0
[  386.699317]  ____cache_alloc_node+0x1c7/0x1e0
[  386.703819]  kmem_cache_alloc_node+0xe3/0x730
[  386.708331]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.712579]  __alloc_skb+0x119/0x770
[  386.716362]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.721644]  ? netdev_alloc_frag+0x1f0/0x1f0
[  386.726058]  ? lock_downgrade+0x900/0x900
[  386.730217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.735756]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.741216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.746666]  ? addrconf_rs_timer+0x690/0x690
[  386.751091]  ndisc_alloc_skb+0x144/0x340
[  386.755159]  ndisc_send_rs+0x331/0x6e0
[  386.759060]  addrconf_rs_timer+0x314/0x690
[  386.763309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.767563]  call_timer_fn+0x272/0x920
[  386.771448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.775695]  ? process_timeout+0x40/0x40
[  386.779781]  ? mark_held_locks+0xc7/0x130
[  386.783933]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.788429]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.792921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.797172]  ? lockdep_hardirqs_on+0x296/0x5b0
[  386.801822]  ? trace_hardirqs_on+0xbd/0x310
[  386.806157]  ? kasan_check_read+0x11/0x20
[  386.810313]  ? __run_timers+0x7da/0xc70
[  386.814290]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.819409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.823647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.827884]  __run_timers+0x7e5/0xc70
[  386.831696]  ? timer_fixup_init+0x70/0x70
[  386.835850]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  386.840866]  ? zap_class+0x640/0x640
[  386.844586]  ? print_usage_bug+0xc0/0xc0
[  386.848660]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  386.854057]  ? find_held_lock+0x36/0x1c0
[  386.858129]  ? zap_class+0x640/0x640
[  386.861882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.867417]  ? check_preemption_disabled+0x48/0x280
[  386.872464]  ? __lock_is_held+0xb5/0x140
[  386.876526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.882065]  ? check_preemption_disabled+0x48/0x280
[  386.887110]  run_timer_softirq+0x52/0xb0
[  386.891175]  ? rcu_read_lock_sched_held+0x14f/0x180
[  386.896419]  __do_softirq+0x308/0xb7e
[  386.900226]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.904721]  ? lock_downgrade+0x900/0x900
[  386.908883]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  386.913991]  ? pvclock_read_flags+0x160/0x160
[  386.918502]  ? lapic_next_event+0x5a/0x90
[  386.922653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.928201]  ? kvm_clock_read+0x18/0x30
[  386.932178]  ? kvm_sched_clock_read+0x9/0x20
[  386.936589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.942126]  ? check_preemption_disabled+0x48/0x280
[  386.947167]  irq_exit+0x17f/0x1c0
[  386.950622]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.955463]  ? smp_reschedule_interrupt+0x109/0x650
[  386.960508]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.966405]  ? interrupt_entry+0xb5/0xc0
[  386.970500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.975514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.980537]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.985385]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.990400]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.995418]  ? task_prio+0x50/0x50
[  386.998973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.004514]  ? check_preemption_disabled+0x48/0x280
[  387.009540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.014394]  apic_timer_interrupt+0xf/0x20
[  387.018629]  </IRQ>
[  387.020873] RIP: 0010:console_unlock+0xffa/0x1160
[  387.025716] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  387.044611] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  387.052322] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  387.059590] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  387.066859] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  387.074126] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  387.081396] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  387.088670]  ? netconsole_netdev_event+0x280/0x280
[  387.093622]  ? console_unlock+0xff1/0x1160
[  387.097880]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  387.102559]  ? lock_release+0xa00/0xa00
[  387.106538]  ? interrupt_entry+0xc0/0xc0
[  387.110617]  vprintk_emit+0x33d/0x930
[  387.114435]  ? wake_up_klogd+0x180/0x180
[  387.118494]  ? attach_entity_load_avg+0x810/0x860
[  387.123335]  ? __lock_acquire+0x600/0x4c20
[  387.127572]  ? mark_held_locks+0x130/0x130
[  387.131807]  ? print_usage_bug+0xc0/0xc0
[  387.135881]  ? find_held_lock+0x36/0x1c0
[  387.139949]  ? mark_held_locks+0xc7/0x130
[  387.144101]  vprintk_default+0x28/0x30
[  387.147987]  vprintk_func+0x7e/0x181
[  387.151736]  printk+0xa7/0xcf
[  387.154934]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  387.159707]  show_free_areas.cold.118+0x1e0b/0x215d
[  387.164756]  ? si_meminfo_node+0x260/0x260
[  387.169025]  ? __lock_acquire+0x62f/0x4c20
[  387.173266]  ? __lock_acquire+0x62f/0x4c20
[  387.177504]  ? __lock_is_held+0xb5/0x140
[  387.181588]  ? mark_held_locks+0x130/0x130
[  387.185828]  ? zap_class+0x640/0x640
[  387.189548]  ? put_dec+0x3b/0xf0
[  387.192917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.198463]  ? find_held_lock+0x36/0x1c0
[  387.202537]  ? serial8250_console_write+0x8b3/0xb10
[  387.207555]  ? lock_downgrade+0x900/0x900
[  387.211703]  ? zap_class+0x640/0x640
[  387.215414]  ? zap_class+0x640/0x640
[  387.219135]  ? print_usage_bug+0xc0/0xc0
[  387.223198]  ? do_raw_spin_unlock+0xa7/0x330
[  387.227608]  ? trace_hardirqs_on+0x310/0x310
[  387.232014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.237570]  ? find_held_lock+0x36/0x1c0
[  387.241643]  ? mark_held_locks+0xc7/0x130
[  387.245795]  ? console_unlock+0xfcd/0x1160
[  387.250036]  ? netconsole_netdev_event+0x280/0x280
[  387.254996]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.259591]  ? trace_hardirqs_on+0xbd/0x310
[  387.263916]  ? vprintk_emit+0x33d/0x930
[  387.267893]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.272999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.278778]  ? netconsole_netdev_event+0x280/0x280
[  387.283735]  ? console_unlock+0x8d8/0x1160
[  387.287983]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  387.292658]  ? lock_release+0xa00/0xa00
[  387.296637]  ? preempt_count_add+0xbc/0x1b0
[  387.300956]  ? wake_up_klogd+0x11a/0x180
[  387.305026]  ? console_device+0xc0/0xc0
[  387.309010]  ? vprintk_emit+0x268/0x930
[  387.313038]  ? wake_up_klogd+0x180/0x180
[  387.317097]  ? trace_hardirqs_on_caller+0xc0/0x310
[  387.322053]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.326828]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.332279]  ? retint_kernel+0x1b/0x2d
[  387.336177]  ? trace_hardirqs_on+0x310/0x310
[  387.340595]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.345377]  ? trace_initcall_level+0x80/0x31b
[  387.349960]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  387.354720]  ? show_mem+0x1e/0x17b
[  387.358260]  show_mem+0x34/0x17b
[  387.361639]  dump_header+0x2f1/0xf72
[  387.365375]  ? mark_held_locks+0x130/0x130
[  387.369614]  ? pagefault_out_of_memory+0x197/0x197
[  387.374552]  ? __lock_acquire+0x62f/0x4c20
[  387.378854]  ? zap_class+0x640/0x640
[  387.382563]  ? percpu_ref_get_many+0x240/0x240
[  387.387147]  ? print_usage_bug+0xc0/0xc0
[  387.391206]  ? print_usage_bug+0xc0/0xc0
[  387.395269]  ? zap_class+0x640/0x640
[  387.398987]  ? print_usage_bug+0xc0/0xc0
[  387.403061]  ? print_usage_bug+0xc0/0xc0
[  387.407128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.412669]  ? find_held_lock+0x36/0x1c0
[  387.416745]  ? mark_held_locks+0xc7/0x130
[  387.420910]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.426014]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.431128]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.435709]  ? trace_hardirqs_on+0xbd/0x310
[  387.440060]  ? kasan_check_read+0x11/0x20
[  387.444211]  ? ___ratelimit+0x3b4/0x672
[  387.448183]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.453287]  ? trace_hardirqs_on+0x310/0x310
[  387.457700]  ? lock_downgrade+0x900/0x900
[  387.461857]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.466962]  ? ___ratelimit+0x3b9/0x672
[  387.470941]  ? idr_get_free+0xec0/0xec0
[  387.474910]  ? find_held_lock+0x36/0x1c0
[  387.478973]  oom_kill_process.cold.27+0x10/0x903
[  387.483724]  ? zap_class+0x640/0x640
[  387.487448]  ? check_preemption_disabled+0x48/0x280
[  387.492472]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.497400]  ? kasan_check_read+0x11/0x20
[  387.501551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.506845]  ? oom_evaluate_task+0x540/0x540
[  387.511273]  ? find_held_lock+0x36/0x1c0
[  387.515344]  ? out_of_memory+0x974/0x1430
[  387.519508]  ? lock_downgrade+0x900/0x900
[  387.523653]  ? check_preemption_disabled+0x48/0x280
[  387.528672]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.533608]  ? kasan_check_read+0x11/0x20
[  387.537772]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.543055]  ? rcu_softirq_qs+0x20/0x20
[  387.547050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.552583]  ? oom_evaluate_task+0x302/0x540
[  387.557012]  out_of_memory+0xa84/0x1430
[  387.561004]  ? oom_killer_disable+0x3a0/0x3a0
[  387.565510]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  387.570455]  ? __mutex_add_waiter+0x2a0/0x2a0
[  387.574963]  __alloc_pages_slowpath+0x22d4/0x2d70
[  387.579838]  ? warn_alloc+0x120/0x120
[  387.583640]  ? rcu_softirq_qs+0x20/0x20
[  387.587644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.593182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.598717]  ? should_fail+0x22d/0xd01
[  387.602607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.607713]  ? zap_class+0x640/0x640
[  387.611455]  ? __lock_is_held+0xb5/0x140
[  387.615524]  ? mark_held_locks+0x130/0x130
[  387.619786]  ? lock_release+0xa00/0xa00
[  387.623778]  ? perf_trace_sched_process_exec+0x860/0x860
[  387.629269]  ? __might_sleep+0x95/0x190
[  387.633255]  __alloc_pages_nodemask+0xa80/0xde0
[  387.637944]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  387.642963]  ? __page_cache_alloc+0x191/0x5c0
[  387.647458]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.652386]  ? kasan_check_read+0x11/0x20
[  387.656534]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.661815]  ? zap_class+0x640/0x640
[  387.665535]  ? zap_class+0x640/0x640
[  387.669250]  ? zap_class+0x640/0x640
[  387.672963]  ? __do_page_cache_readahead+0x7ce/0x980
[  387.678083]  ? find_held_lock+0x36/0x1c0
[  387.682156]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  387.687704]  alloc_pages_current+0x173/0x350
[  387.692136]  __page_cache_alloc+0x38c/0x5c0
[  387.696462]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.701388]  ? kasan_check_read+0x11/0x20
[  387.705575]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.710857]  ? generic_perform_write+0x6a0/0x6a0
[  387.715615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.721382]  ? check_preemption_disabled+0x48/0x280
[  387.726411]  filemap_fault+0x1594/0x25f0
[  387.730483]  ? __lock_page_or_retry+0xa00/0xa00
[  387.735153]  ? mark_held_locks+0x130/0x130
[  387.739393]  ? rcu_softirq_qs+0x20/0x20
[  387.743367]  ? kasan_check_read+0x11/0x20
[  387.747521]  ? rcu_softirq_qs+0x20/0x20
[  387.751500]  ? filemap_map_pages+0xe04/0x1990
[  387.756002]  ? print_usage_bug+0xc0/0xc0
[  387.760079]  ? unwind_get_return_address+0x61/0xa0
[  387.765012]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  387.769950]  ? print_usage_bug+0xc0/0xc0
[  387.774016]  ? print_usage_bug+0xc0/0xc0
[  387.778093]  ? __lock_acquire+0x62f/0x4c20
[  387.782334]  ? save_stack+0x43/0xd0
[  387.785959]  ? __kasan_slab_free+0x102/0x150
[  387.790370]  ? kasan_slab_free+0xe/0x10
[  387.794344]  ? kmem_cache_free+0x83/0x290
[  387.798492]  ? __sigqueue_free.part.29+0x74/0x90
[  387.803264]  ? lock_acquire+0x1ed/0x520
[  387.807262]  ? ext4_filemap_fault+0x7a/0xad
[  387.811593]  ? lock_release+0xa00/0xa00
[  387.815572]  ? perf_trace_sched_process_exec+0x860/0x860
[  387.821036]  ? print_usage_bug+0xc0/0xc0
[  387.825111]  ? print_usage_bug+0xc0/0xc0
[  387.829198]  ? down_read+0x8d/0x120
[  387.832835]  ? ext4_filemap_fault+0x7a/0xad
[  387.837160]  ? __down_interruptible+0x700/0x700
[  387.841837]  ext4_filemap_fault+0x82/0xad
[  387.846004]  __do_fault+0x100/0x6b0
[  387.849656]  ? pmd_devmap_trans_unstable+0x220/0x220
[  387.854763]  ? mark_held_locks+0x130/0x130
[  387.859001]  ? mark_held_locks+0x130/0x130
[  387.863243]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  387.868779]  ? rcu_pm_notify+0xc0/0xc0
[  387.872692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.878247]  __handle_mm_fault+0x307c/0x5920
[  387.882670]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  387.887515]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.892011]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.896605]  ? trace_hardirqs_on+0xbd/0x310
[  387.900939]  ? kasan_check_read+0x11/0x20
[  387.905091]  ? __set_current_blocked+0xdf/0x120
[  387.909760]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.914874]  ? zap_class+0x640/0x640
[  387.918599]  ? zap_class+0x640/0x640
[  387.922333]  ? find_held_lock+0x36/0x1c0
[  387.926408]  ? handle_mm_fault+0x42a/0xc70
[  387.930643]  ? lock_downgrade+0x900/0x900
[  387.934793]  ? check_preemption_disabled+0x48/0x280
[  387.939815]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.944749]  ? kasan_check_read+0x11/0x20
[  387.948917]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.954194]  ? rcu_softirq_qs+0x20/0x20
[  387.958168]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.963275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.968813]  ? check_preemption_disabled+0x48/0x280
[  387.973842]  handle_mm_fault+0x54f/0xc70
[  387.977911]  ? __handle_mm_fault+0x5920/0x5920
[  387.982503]  ? find_vma+0x34/0x190
[  387.986055]  __do_page_fault+0x5e8/0xe60
[  387.990121]  ? exit_to_usermode_loop+0x1f4/0x380
[  387.994883]  do_page_fault+0xf2/0x7e0
[  387.998683]  ? vmalloc_sync_all+0x30/0x30
[  388.002837]  ? error_entry+0x70/0xd0
[  388.006557]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.011573]  ? trace_hardirqs_on_caller+0xc0/0x310
[  388.016506]  ? syscall_return_slowpath+0x5e0/0x5e0
[  388.021438]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.026282]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.031313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.036801]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  388.041822]  ? prepare_exit_to_usermode+0x291/0x3b0
[  388.046854]  ? page_fault+0x8/0x30
[  388.050413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.055266]  ? page_fault+0x8/0x30
[  388.058838]  page_fault+0x1e/0x30
[  388.062284] RIP: 0033:0x45db60
[  388.065512] Code: Bad RIP value.
[  388.068869] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  388.074228] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  388.081494] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  388.088775] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  388.096056] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  388.103320] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  388.110621] warn_alloc_show_mem: 1 callbacks suppressed
[  388.110633] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  388.110635] Mem-Info:
[  388.110666] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  388.110666]  active_file:14 inactive_file:14 isolated_file:0
[  388.110666]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.110666]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  388.110666]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  388.110666]  free:13738 free_pcp:524 free_cma:0
[  388.116015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.116045] Call Trace:
[  388.123096] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.125495]  <IRQ>
[  388.158447] Node 0 
[  388.167801]  dump_stack+0x244/0x39d
[  388.170377] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.198212]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.200334] lowmem_reserve[]:
[  388.202577]  warn_alloc.cold.117+0xb7/0x1bd
[  388.206168]  0
[  388.231664]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.236827]  2818
[  388.239927]  ? lock_downgrade+0x900/0x900
[  388.244219]  6321
[  388.246017]  ? trace_hardirqs_off+0xb8/0x310
[  388.250838]  6321
[  388.252897]  ? trace_hardirqs_off+0xb8/0x310
[  388.259082]  __alloc_pages_slowpath+0x2660/0x2d70
[  388.263458] Node 0 
[  388.265541]  ? warn_alloc+0x120/0x120
[  388.269925] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  388.274736]  ? warn_alloc+0x120/0x120
[  388.276938] lowmem_reserve[]: 0
[  388.280983]  ? print_usage_bug+0xc0/0xc0
[  388.307673]  0
[  388.311467]  ? warn_alloc+0x120/0x120
[  388.314724]  3503
[  388.318777]  ? print_usage_bug+0xc0/0xc0
[  388.320559]  3503
[  388.324353]  ? __lock_acquire+0x62f/0x4c20
[  388.330491]  ? __lock_acquire+0x62f/0x4c20
[  388.332532] Node 0 
[  388.336775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.341008] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  388.343211]  ? should_fail+0x22d/0xd01
[  388.348725] lowmem_reserve[]:
[  388.377254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.381173]  0
[  388.384313]  ? __lock_acquire+0x62f/0x4c20
[  388.389393]  0
[  388.391199]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.395434]  0
[  388.397233]  ? __lock_acquire+0x62f/0x4c20
[  388.402310]  0
[  388.404103]  ? should_fail+0x22d/0xd01
[  388.410115]  ? find_held_lock+0x36/0x1c0
[  388.413974] Node 0 DMA: 
[  388.418051]  ? mark_held_locks+0x130/0x130
[  388.418055] 1*4kB (U) 
[  388.420730]  ? mark_held_locks+0x130/0x130
[  388.424944] 0*8kB 
[  388.427441]  ? zap_class+0x640/0x640
[  388.431680] 0*16kB 
[  388.433822]  ? zap_class+0x640/0x640
[  388.437547] 1*32kB 
[  388.439777]  ? print_usage_bug+0xc0/0xc0
[  388.443469] (U) 
[  388.445713]  ? do_raw_spin_unlock+0xa7/0x330
[  388.449762] 2*64kB 
[  388.451727]  ? zap_class+0x640/0x640
[  388.456108] (U) 
[  388.458339]  ? print_usage_bug+0xc0/0xc0
[  388.462035] 1*128kB 
[  388.464029]  ? wq_watchdog_touch+0x9c/0xfe
[  388.468061] (U) 
[  388.470381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.474605] 1*256kB 
[  388.476577]  ? check_preemption_disabled+0x48/0x280
[  388.482091] (U) 
[  388.484440]  ? __lock_is_held+0xb5/0x140
[  388.489431] 0*512kB 
[  388.491405]  __alloc_pages_nodemask+0xa80/0xde0
[  388.495436] 1*1024kB 
[  388.497800]  ? zap_class+0x640/0x640
[  388.502450] (U) 
[  388.504869]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  388.508557] 1*2048kB 
[  388.510548]  ? find_held_lock+0x36/0x1c0
[  388.515533] (M) 
[  388.517946]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.521973] 3*4096kB 
[  388.523941]  ? lock_downgrade+0x900/0x900
[  388.528586] (M) 
[  388.530996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.535117] = 15908kB
[  388.537100]  cache_grow_begin+0xa5/0x8c0
[  388.542611] Node 0 
[  388.545038]  ? do_raw_spin_unlock+0xa7/0x330
[  388.549076] DMA32: 
[  388.551310]  fallback_alloc+0x204/0x2e0
[  388.555695] 5*4kB 
[  388.557930]  ____cache_alloc_node+0x1c7/0x1e0
[  388.561877] (UM) 
[  388.564034]  kmem_cache_alloc_node+0xe3/0x730
[  388.568504] 1*8kB 
[  388.570559]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.575034] (U) 
[  388.577183]  __alloc_skb+0x119/0x770
[  388.581404] 3*16kB 
[  388.583377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.587076] (UM) 
[  388.589352]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.594606] 2*32kB 
[  388.596661]  ? lock_downgrade+0x900/0x900
[  388.601049] (UM) 
[  388.603285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.607409] 4*64kB 
[  388.609469]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.614978] (UM) 
[  388.617210]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.622634] 5*128kB 
[  388.624687]  ? addrconf_rs_timer+0x690/0x690
[  388.630114] (UM) 
[  388.632437]  ndisc_alloc_skb+0x144/0x340
[  388.636813] 4*256kB 
[  388.638872]  ndisc_send_rs+0x331/0x6e0
[  388.642981] (UM) 
[  388.645314]  addrconf_rs_timer+0x314/0x690
[  388.649174] 3*512kB 
[  388.651232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.655440] (M) 
[  388.657770]  call_timer_fn+0x272/0x920
[  388.661970] 3*1024kB 
[  388.663941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.667806] (UM) 
[  388.670214]  ? process_timeout+0x40/0x40
[  388.674422] 3*2048kB 
[  388.676482]  ? __run_timers+0x7da/0xc70
[  388.680527] (UM) 
[  388.682941]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.686890] 3*4096kB 
[  388.688947]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.693414] (M) 
[  388.695818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.700288] = 25100kB
[  388.702259]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.706468] Node 0 
[  388.708871]  ? trace_hardirqs_on+0xbd/0x310
[  388.713424] Normal: 
[  388.715658]  ? kasan_check_read+0x11/0x20
[  388.720155] 922*4kB 
[  388.722475]  ? __run_timers+0x7da/0xc70
[  388.726594] (UMEH) 
[  388.728924]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.732871] 452*8kB 
[  388.735100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.740178] (UME) 
[  388.742494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.746705] 175*16kB 
[  388.748847]  __run_timers+0x7e5/0xc70
[  388.753055] (UMEH) 
[  388.755468]  ? timer_fixup_init+0x70/0x70
[  388.759241] 86*32kB 
[  388.761469]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.765591] (UMEH) 
[  388.767906]  ? zap_class+0x640/0x640
[  388.772896] 11*64kB 
[  388.775128]  ? enqueue_hrtimer+0x1a5/0x560
[  388.778822] (MH) 
[  388.781140]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.785349] 1*128kB 
[  388.787410]  ? find_held_lock+0x36/0x1c0
[  388.792570] (H) 
[  388.794889]  ? zap_class+0x640/0x640
[  388.798928] 1*256kB 
[  388.800902]  ? pvclock_read_flags+0x160/0x160
[  388.804592] (H) 
[  388.806910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.811380] 0*512kB 
[  388.813348]  ? check_preemption_disabled+0x48/0x280
[  388.818860] 0*1024kB 
[  388.821183]  ? __lock_is_held+0xb5/0x140
[  388.826171] 0*2048kB 
[  388.828575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.832612] 0*4096kB 
[  388.835016]  ? check_preemption_disabled+0x48/0x280
[  388.840535] = 13944kB
[  388.842936]  run_timer_softirq+0x52/0xb0
[  388.847930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  388.850840]  ? rcu_read_lock_sched_held+0x14f/0x180
[  388.854915] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  388.863738]  __do_softirq+0x308/0xb7e
[  388.868735] 2312 total pagecache pages
[  388.877300]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.881087] 0 pages in swap cache
[  388.884961]  ? lock_downgrade+0x900/0x900
[  388.889436] Swap cache stats: add 0, delete 0, find 0/0
[  388.892880]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  388.897002] Free swap  = 0kB
[  388.902367]  ? pvclock_read_flags+0x160/0x160
[  388.907440] Total swap = 0kB
[  388.910455]  ? lapic_next_event+0x5a/0x90
[  388.914922] 1965979 pages RAM
[  388.917935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.922058] 0 pages HighMem/MovableOnly
[  388.925169]  ? kvm_clock_read+0x18/0x30
[  388.930698] 342867 pages reserved
[  388.934670]  ? kvm_sched_clock_read+0x9/0x20
[  388.938617] 0 pages cma reserved
[  388.942079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.946522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  388.949827]  ? check_preemption_disabled+0x48/0x280
[  388.955430] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  388.961839]  irq_exit+0x17f/0x1c0
[  388.966827] syz-fuzzer cpuset=
[  388.977048]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.980476] /
[  388.983662]  ? smp_reschedule_interrupt+0x109/0x650
[  388.988483]  mems_allowed=0
[  388.990189]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.003967]  ? interrupt_entry+0xb5/0xc0
[  389.008039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.013055]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.018076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.022918]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.027934]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.032955]  ? task_prio+0x50/0x50
[  389.036497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.042043]  ? check_preemption_disabled+0x48/0x280
[  389.047066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.051923]  apic_timer_interrupt+0xf/0x20
[  389.056151]  </IRQ>
[  389.058392] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.063322] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  389.082757] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  389.090468] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.097735] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  389.104999] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  389.112271] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  389.119555] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  389.126862]  skb_clone+0x1bb/0x500
[  389.130414]  ? skb_split+0x11e0/0x11e0
[  389.134303]  ? check_preemption_disabled+0x48/0x280
[  389.139341]  ? __this_cpu_preempt_check+0x1c/0x20
[  389.144189]  ? __bpf_redirect+0x54b/0xb20
[  389.148347]  bpf_clone_redirect+0xb9/0x490
[  389.152595]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  389.157612]  ? __sched_text_start+0x8/0x8
[  389.161777]  ? find_held_lock+0x36/0x1c0
[  389.165850]  ? lock_acquire+0x1ed/0x520
[  389.169826]  ? bpf_test_run+0x3cb/0x780
[  389.173807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.179349]  ? check_preemption_disabled+0x48/0x280
[  389.184372]  ? kasan_check_read+0x11/0x20
[  389.188529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.193811]  ? rcu_softirq_qs+0x20/0x20
[  389.197784]  ? preempt_schedule+0x4d/0x60
[  389.201941]  ? ___preempt_schedule+0x16/0x18
[  389.206358]  ? bpf_test_run+0x25d/0x780
[  389.210343]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.214756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.220290]  ? bpf_test_init.isra.10+0x70/0x100
[  389.224968]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  389.229743]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.234582]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.240118]  ? fput+0x130/0x1a0
[  389.243398]  ? __bpf_prog_get+0x9b/0x290
[  389.247465]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.252309]  ? bpf_prog_test_run+0x130/0x1a0
[  389.256737]  ? __x64_sys_bpf+0x3d8/0x520
[  389.260803]  ? bpf_prog_get+0x20/0x20
[  389.264627]  ? do_syscall_64+0x1b9/0x820
[  389.268691]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.274062]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.279001]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.284033]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.289057]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  389.295726]  ? __switch_to_asm+0x40/0x70
[  389.299790]  ? __switch_to_asm+0x34/0x70
[  389.303862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.308714]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.314098] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  389.314168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.320765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.320773] Call Trace:
[  389.327343] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.336598]  <IRQ>
[  389.339173] syz-executor3 cpuset=
[  389.349655]  dump_stack+0x244/0x39d
[  389.351779] syz3
[  389.355225]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.358830]  mems_allowed=0
[  389.360808]  warn_alloc.cold.117+0xb7/0x1bd
[  389.373245]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.378092]  ? lock_downgrade+0x900/0x900
[  389.382250]  ? trace_hardirqs_off+0xb8/0x310
[  389.386668]  ? trace_hardirqs_off+0xb8/0x310
[  389.391086]  __alloc_pages_slowpath+0x2660/0x2d70
[  389.395959]  ? warn_alloc+0x120/0x120
[  389.399772]  ? warn_alloc+0x120/0x120
[  389.403575]  ? print_usage_bug+0xc0/0xc0
[  389.407643]  ? warn_alloc+0x120/0x120
[  389.411444]  ? print_usage_bug+0xc0/0xc0
[  389.415509]  ? __lock_acquire+0x62f/0x4c20
[  389.419741]  ? __lock_acquire+0x62f/0x4c20
[  389.423981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.429516]  ? should_fail+0x22d/0xd01
[  389.433405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.438685]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.443792]  ? __lock_acquire+0x62f/0x4c20
[  389.448036]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.453142]  ? __lock_acquire+0x62f/0x4c20
[  389.457375]  ? should_fail+0x22d/0xd01
[  389.461262]  ? rcu_irq_exit+0x1a2/0x390
[  389.465250]  ? mark_held_locks+0x130/0x130
[  389.469491]  ? mark_held_locks+0x130/0x130
[  389.473735]  ? mark_held_locks+0xc7/0x130
[  389.477881]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  389.482900]  ? zap_class+0x640/0x640
[  389.486612]  ? print_usage_bug+0xc0/0xc0
[  389.490679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.496217]  ? check_preemption_disabled+0x48/0x280
[  389.501247]  ? __lock_is_held+0xb5/0x140
[  389.505320]  __alloc_pages_nodemask+0xa80/0xde0
[  389.509992]  ? zap_class+0x640/0x640
[  389.513718]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  389.518749]  ? find_held_lock+0x36/0x1c0
[  389.522819]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.527497]  ? lock_downgrade+0x900/0x900
[  389.531652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.537214]  cache_grow_begin+0xa5/0x8c0
[  389.541278]  ? do_raw_spin_unlock+0xa7/0x330
[  389.545700]  fallback_alloc+0x204/0x2e0
[  389.549685]  ____cache_alloc_node+0x1c7/0x1e0
[  389.554185]  kmem_cache_alloc_node+0xe3/0x730
[  389.558681]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.562925]  __alloc_skb+0x119/0x770
[  389.566639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.571917]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.576339]  ? lock_downgrade+0x900/0x900
[  389.580498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.586050]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.591511]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.596960]  ? addrconf_rs_timer+0x690/0x690
[  389.601383]  ndisc_alloc_skb+0x144/0x340
[  389.605451]  ndisc_send_rs+0x331/0x6e0
[  389.609346]  addrconf_rs_timer+0x314/0x690
[  389.613588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.617837]  call_timer_fn+0x272/0x920
[  389.621738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.625975]  ? process_timeout+0x40/0x40
[  389.630052]  ? mark_held_locks+0xc7/0x130
[  389.634209]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.638703]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.643194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.647431]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.652017]  ? trace_hardirqs_on+0xbd/0x310
[  389.656347]  ? kasan_check_read+0x11/0x20
[  389.660499]  ? __run_timers+0x7da/0xc70
[  389.664476]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.669583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.673825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.678060]  __run_timers+0x7e5/0xc70
[  389.681879]  ? timer_fixup_init+0x70/0x70
[  389.686037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.691063]  ? zap_class+0x640/0x640
[  389.694784]  ? print_usage_bug+0xc0/0xc0
[  389.698846]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.704052]  ? find_held_lock+0x36/0x1c0
[  389.708121]  ? zap_class+0x640/0x640
[  389.711840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.717377]  ? check_preemption_disabled+0x48/0x280
[  389.722617]  ? __lock_is_held+0xb5/0x140
[  389.726682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.732222]  ? check_preemption_disabled+0x48/0x280
[  389.737260]  run_timer_softirq+0x52/0xb0
[  389.741330]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.746346]  __do_softirq+0x308/0xb7e
[  389.750150]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.754644]  ? lock_downgrade+0x900/0x900
[  389.758795]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.763911]  ? pvclock_read_flags+0x160/0x160
[  389.768408]  ? lapic_next_event+0x5a/0x90
[  389.772557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.778130]  ? kvm_clock_read+0x18/0x30
[  389.782106]  ? kvm_sched_clock_read+0x9/0x20
[  389.786517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.792055]  ? check_preemption_disabled+0x48/0x280
[  389.797083]  irq_exit+0x17f/0x1c0
[  389.800537]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.805378]  ? smp_reschedule_interrupt+0x109/0x650
[  389.810400]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.816288]  ? interrupt_entry+0xb5/0xc0
[  389.820357]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.825371]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.830409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.835258]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.840278]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.845302]  ? task_prio+0x50/0x50
[  389.848861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.854400]  ? check_preemption_disabled+0x48/0x280
[  389.859423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.864278]  apic_timer_interrupt+0xf/0x20
[  389.868511]  </IRQ>
[  389.870756] RIP: 0010:console_unlock+0xffa/0x1160
[  389.875602] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  389.894499] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  389.902213] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  389.909480] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  389.916754] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  389.924032] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  389.931308] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  389.938592]  ? netconsole_netdev_event+0x280/0x280
[  389.943535]  ? console_unlock+0xff1/0x1160
[  389.947793]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  389.952478]  ? lock_release+0xa00/0xa00
[  389.956456]  ? interrupt_entry+0xc0/0xc0
[  389.960537]  vprintk_emit+0x33d/0x930
[  389.964342]  ? wake_up_klogd+0x180/0x180
[  389.968406]  ? attach_entity_load_avg+0x810/0x860
[  389.973248]  ? __lock_acquire+0x600/0x4c20
[  389.977500]  ? mark_held_locks+0x130/0x130
[  389.981737]  ? print_usage_bug+0xc0/0xc0
[  389.985814]  ? find_held_lock+0x36/0x1c0
[  389.989889]  ? mark_held_locks+0xc7/0x130
[  389.994049]  vprintk_default+0x28/0x30
[  389.997942]  vprintk_func+0x7e/0x181
[  390.001662]  printk+0xa7/0xcf
[  390.004772]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  390.009545]  show_free_areas.cold.118+0x1e0b/0x215d
[  390.014583]  ? si_meminfo_node+0x260/0x260
[  390.018833]  ? __lock_acquire+0x62f/0x4c20
[  390.023074]  ? __lock_acquire+0x62f/0x4c20
[  390.027311]  ? __lock_is_held+0xb5/0x140
[  390.031391]  ? mark_held_locks+0x130/0x130
[  390.035635]  ? zap_class+0x640/0x640
[  390.039352]  ? put_dec+0x3b/0xf0
[  390.042721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.048268]  ? find_held_lock+0x36/0x1c0
[  390.052345]  ? serial8250_console_write+0x8b3/0xb10
[  390.057363]  ? lock_downgrade+0x900/0x900
[  390.061513]  ? zap_class+0x640/0x640
[  390.065232]  ? zap_class+0x640/0x640
[  390.068955]  ? print_usage_bug+0xc0/0xc0
[  390.073019]  ? do_raw_spin_unlock+0xa7/0x330
[  390.077452]  ? trace_hardirqs_on+0x310/0x310
[  390.081887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.087447]  ? find_held_lock+0x36/0x1c0
[  390.091536]  ? mark_held_locks+0xc7/0x130
[  390.095695]  ? console_unlock+0xfcd/0x1160
[  390.099930]  ? netconsole_netdev_event+0x280/0x280
[  390.104863]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.109449]  ? trace_hardirqs_on+0xbd/0x310
[  390.113771]  ? vprintk_emit+0x33d/0x930
[  390.117754]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.122868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.128417]  ? netconsole_netdev_event+0x280/0x280
[  390.133352]  ? console_unlock+0x8d8/0x1160
[  390.137608]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  390.142287]  ? lock_release+0xa00/0xa00
[  390.146268]  ? preempt_count_add+0xbc/0x1b0
[  390.150599]  ? wake_up_klogd+0x11a/0x180
[  390.154658]  ? console_device+0xc0/0xc0
[  390.158647]  ? vprintk_emit+0x268/0x930
[  390.162630]  ? wake_up_klogd+0x180/0x180
[  390.166693]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.171626]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.176388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.181841]  ? retint_kernel+0x1b/0x2d
[  390.185732]  ? trace_hardirqs_on+0x310/0x310
[  390.190158]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.194943]  ? trace_initcall_level+0x80/0x31b
[  390.199526]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  390.204292]  ? show_mem+0x1e/0x17b
[  390.207844]  show_mem+0x34/0x17b
[  390.211225]  dump_header+0x2f1/0xf72
[  390.215000]  ? mark_held_locks+0x130/0x130
[  390.219248]  ? pagefault_out_of_memory+0x197/0x197
[  390.224185]  ? __lock_acquire+0x62f/0x4c20
[  390.228446]  ? zap_class+0x640/0x640
[  390.232166]  ? percpu_ref_get_many+0x240/0x240
[  390.236755]  ? print_usage_bug+0xc0/0xc0
[  390.240831]  ? print_usage_bug+0xc0/0xc0
[  390.244899]  ? zap_class+0x640/0x640
[  390.248616]  ? print_usage_bug+0xc0/0xc0
[  390.252678]  ? print_usage_bug+0xc0/0xc0
[  390.256783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.262341]  ? find_held_lock+0x36/0x1c0
[  390.266415]  ? mark_held_locks+0xc7/0x130
[  390.270573]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.275679]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.280784]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.285373]  ? trace_hardirqs_on+0xbd/0x310
[  390.289716]  ? kasan_check_read+0x11/0x20
[  390.293867]  ? ___ratelimit+0x3b4/0x672
[  390.297851]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.302959]  ? trace_hardirqs_on+0x310/0x310
[  390.307374]  ? lock_downgrade+0x900/0x900
[  390.311532]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.316640]  ? ___ratelimit+0x3b9/0x672
[  390.320618]  ? idr_get_free+0xec0/0xec0
[  390.324594]  ? find_held_lock+0x36/0x1c0
[  390.328670]  oom_kill_process.cold.27+0x10/0x903
[  390.333430]  ? zap_class+0x640/0x640
[  390.337180]  ? check_preemption_disabled+0x48/0x280
[  390.342230]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.347166]  ? kasan_check_read+0x11/0x20
[  390.351321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.356604]  ? oom_evaluate_task+0x540/0x540
[  390.361017]  ? find_held_lock+0x36/0x1c0
[  390.365099]  ? out_of_memory+0x974/0x1430
[  390.369250]  ? lock_downgrade+0x900/0x900
[  390.373402]  ? check_preemption_disabled+0x48/0x280
[  390.378426]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.383425]  ? kasan_check_read+0x11/0x20
[  390.387579]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.392860]  ? rcu_softirq_qs+0x20/0x20
[  390.396841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.402377]  ? oom_evaluate_task+0x302/0x540
[  390.406792]  out_of_memory+0xa84/0x1430
[  390.410774]  ? oom_killer_disable+0x3a0/0x3a0
[  390.415274]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  390.420227]  ? __mutex_add_waiter+0x2a0/0x2a0
[  390.424740]  __alloc_pages_slowpath+0x22d4/0x2d70
[  390.429618]  ? warn_alloc+0x120/0x120
[  390.433428]  ? rcu_softirq_qs+0x20/0x20
[  390.437434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.442975]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.448513]  ? should_fail+0x22d/0xd01
[  390.452407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.457514]  ? zap_class+0x640/0x640
[  390.461255]  ? __lock_is_held+0xb5/0x140
[  390.465330]  ? mark_held_locks+0x130/0x130
[  390.469571]  ? lock_release+0xa00/0xa00
[  390.473547]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.479031]  ? __might_sleep+0x95/0x190
[  390.483018]  __alloc_pages_nodemask+0xa80/0xde0
[  390.487706]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  390.492726]  ? __page_cache_alloc+0x191/0x5c0
[  390.497228]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.502163]  ? kasan_check_read+0x11/0x20
[  390.506350]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.511634]  ? zap_class+0x640/0x640
[  390.515356]  ? zap_class+0x640/0x640
[  390.519071]  ? zap_class+0x640/0x640
[  390.522787]  ? __do_page_cache_readahead+0x7ce/0x980
[  390.527895]  ? find_held_lock+0x36/0x1c0
[  390.531974]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.537565]  alloc_pages_current+0x173/0x350
[  390.541982]  __page_cache_alloc+0x38c/0x5c0
[  390.546314]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.551247]  ? kasan_check_read+0x11/0x20
[  390.555423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.560717]  ? generic_perform_write+0x6a0/0x6a0
[  390.565492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.571038]  ? check_preemption_disabled+0x48/0x280
[  390.576073]  filemap_fault+0x1594/0x25f0
[  390.580242]  ? __lock_page_or_retry+0xa00/0xa00
[  390.584917]  ? mark_held_locks+0x130/0x130
[  390.589161]  ? rcu_softirq_qs+0x20/0x20
[  390.593140]  ? kasan_check_read+0x11/0x20
[  390.597317]  ? rcu_softirq_qs+0x20/0x20
[  390.601311]  ? filemap_map_pages+0xe04/0x1990
[  390.605825]  ? print_usage_bug+0xc0/0xc0
[  390.609895]  ? unwind_get_return_address+0x61/0xa0
[  390.614834]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  390.619777]  ? print_usage_bug+0xc0/0xc0
[  390.623941]  ? print_usage_bug+0xc0/0xc0
[  390.628039]  ? __lock_acquire+0x62f/0x4c20
[  390.632287]  ? save_stack+0x43/0xd0
[  390.635927]  ? __kasan_slab_free+0x102/0x150
[  390.640343]  ? kasan_slab_free+0xe/0x10
[  390.644328]  ? kmem_cache_free+0x83/0x290
[  390.648488]  ? __sigqueue_free.part.29+0x74/0x90
[  390.653289]  ? lock_acquire+0x1ed/0x520
[  390.657279]  ? ext4_filemap_fault+0x7a/0xad
[  390.661627]  ? lock_release+0xa00/0xa00
[  390.665610]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.671077]  ? print_usage_bug+0xc0/0xc0
[  390.675139]  ? print_usage_bug+0xc0/0xc0
[  390.679228]  ? down_read+0x8d/0x120
[  390.682853]  ? ext4_filemap_fault+0x7a/0xad
[  390.687180]  ? __down_interruptible+0x700/0x700
[  390.691863]  ext4_filemap_fault+0x82/0xad
[  390.696050]  __do_fault+0x100/0x6b0
[  390.699697]  ? pmd_devmap_trans_unstable+0x220/0x220
[  390.704804]  ? mark_held_locks+0x130/0x130
[  390.709082]  ? mark_held_locks+0x130/0x130
[  390.713340]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  390.718885]  ? rcu_pm_notify+0xc0/0xc0
[  390.722781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.728332]  __handle_mm_fault+0x307c/0x5920
[  390.732759]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  390.737650]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.742158]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.746744]  ? trace_hardirqs_on+0xbd/0x310
[  390.751067]  ? kasan_check_read+0x11/0x20
[  390.755216]  ? __set_current_blocked+0xdf/0x120
[  390.759889]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.765032]  ? zap_class+0x640/0x640
[  390.768762]  ? zap_class+0x640/0x640
[  390.772488]  ? find_held_lock+0x36/0x1c0
[  390.776560]  ? handle_mm_fault+0x42a/0xc70
[  390.780798]  ? lock_downgrade+0x900/0x900
[  390.784947]  ? check_preemption_disabled+0x48/0x280
[  390.789972]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.794908]  ? kasan_check_read+0x11/0x20
[  390.799075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.804364]  ? rcu_softirq_qs+0x20/0x20
[  390.808342]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.813459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.819005]  ? check_preemption_disabled+0x48/0x280
[  390.824052]  handle_mm_fault+0x54f/0xc70
[  390.828122]  ? __handle_mm_fault+0x5920/0x5920
[  390.832741]  ? find_vma+0x34/0x190
[  390.836306]  __do_page_fault+0x5e8/0xe60
[  390.840417]  ? exit_to_usermode_loop+0x1f4/0x380
[  390.845187]  do_page_fault+0xf2/0x7e0
[  390.849010]  ? vmalloc_sync_all+0x30/0x30
[  390.853344]  ? error_entry+0x70/0xd0
[  390.857119]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.862138]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.867070]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.872055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.876906]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.881933]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.887391]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.892413]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.897431]  ? page_fault+0x8/0x30
[  390.900978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.905856]  ? page_fault+0x8/0x30
[  390.909411]  page_fault+0x1e/0x30
[  390.912868] RIP: 0033:0x45db60
[  390.916079] Code: Bad RIP value.
[  390.919441] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  390.924804] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  390.932075] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  390.939345] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  390.946618] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  390.953886] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  390.961189] warn_alloc_show_mem: 1 callbacks suppressed
[  390.961201] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  390.961204] Mem-Info:
[  390.961234] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  390.961234]  active_file:14 inactive_file:14 isolated_file:0
[  390.961234]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.961234]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  390.961234]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  390.961234]  free:13738 free_pcp:524 free_cma:0
[  390.966572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.966581] Call Trace:
[  390.973604] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.976007]  <IRQ>
[  391.008982] Node 0 
[  391.018347]  dump_stack+0x244/0x39d
[  391.020928] 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
[  391.048500]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.050621] lowmem_reserve[]:
[  391.052949]  warn_alloc.cold.117+0xb7/0x1bd
[  391.056549]  0
[  391.082521]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.087685]  2818
[  391.090812]  ? lock_downgrade+0x900/0x900
[  391.095102]  6321
[  391.096908]  ? trace_hardirqs_off+0xb8/0x310
[  391.101718]  6321
[  391.103780]  ? trace_hardirqs_off+0xb8/0x310
[  391.109963]  __alloc_pages_slowpath+0x2660/0x2d70
[  391.114343] Node 0 
[  391.116427]  ? warn_alloc+0x120/0x120
[  391.120810] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  391.125627]  ? warn_alloc+0x120/0x120
[  391.127836] lowmem_reserve[]:
[  391.131635]  ? print_usage_bug+0xc0/0xc0
[  391.158337]  0
[  391.162147]  ? warn_alloc+0x120/0x120
[  391.165225]  0
[  391.169280]  ? print_usage_bug+0xc0/0xc0
[  391.171055]  3503
[  391.174848]  ? __lock_acquire+0x62f/0x4c20
[  391.176624]  3503
[  391.180901]  ? __lock_acquire+0x62f/0x4c20
[  391.187174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.189211] Node 0 
[  391.193441]  ? should_fail+0x22d/0xd01
[  391.198977] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  391.201203]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.205062] lowmem_reserve[]:
[  391.233615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.238869]  0
[  391.241970]  ? __lock_acquire+0x62f/0x4c20
[  391.247068]  0
[  391.248895]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.253101]  0
[  391.254897]  ? __lock_acquire+0x62f/0x4c20
[  391.260028]  0
[  391.261837]  ? should_fail+0x22d/0xd01
[  391.267874]  ? rcu_irq_exit+0x1a2/0x390
[  391.271730] Node 0 DMA: 1*4kB 
[  391.275709]  ? mark_held_locks+0x130/0x130
[  391.275728]  ? mark_held_locks+0x130/0x130
[  391.278894] (U) 
[  391.283125]  ? mark_held_locks+0xc7/0x130
[  391.287331] 0*8kB 
[  391.289305]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.293433] 0*16kB 
[  391.295575]  ? zap_class+0x640/0x640
[  391.300559] 1*32kB (U) 
[  391.302817]  ? print_usage_bug+0xc0/0xc0
[  391.306504] 2*64kB 
[  391.309082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.313116] (U) 
[  391.315350]  ? check_preemption_disabled+0x48/0x280
[  391.320863] 1*128kB 
[  391.322838]  ? __lock_is_held+0xb5/0x140
[  391.327833] (U) 
[  391.330182]  __alloc_pages_nodemask+0xa80/0xde0
[  391.334213] 1*256kB 
[  391.336195]  ? zap_class+0x640/0x640
[  391.340840] (U) 
[  391.343160]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  391.346852] 0*512kB 
[  391.348838]  ? find_held_lock+0x36/0x1c0
[  391.353822] 1*1024kB 
[  391.356143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.360185] (U) 
[  391.362591]  ? lock_downgrade+0x900/0x900
[  391.367233] 1*2048kB 
[  391.369206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.373325] (M) 
[  391.375733]  cache_grow_begin+0xa5/0x8c0
[  391.381245] 3*4096kB 
[  391.383213]  ? do_raw_spin_unlock+0xa7/0x330
[  391.387251] (M) 
[  391.389661]  fallback_alloc+0x204/0x2e0
[  391.394048] = 15908kB
[  391.396032]  ____cache_alloc_node+0x1c7/0x1e0
[  391.399979] Node 0 
[  391.402393]  kmem_cache_alloc_node+0xe3/0x730
[  391.406858] DMA32: 
[  391.409095]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.413563] 5*4kB 
[  391.415807]  __alloc_skb+0x119/0x770
[  391.420003] (UM) 
[  391.422163]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.425848] 1*8kB 
[  391.427907]  ? netdev_alloc_frag+0x1f0/0x1f0
[  391.433156] (U) 
[  391.435301]  ? lock_downgrade+0x900/0x900
[  391.439686] 3*16kB 
[  391.441658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.445771] (UM) 
[  391.448012]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.453544] 2*32kB 
[  391.455606]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.461038] (UM) 
[  391.463272]  ? addrconf_rs_timer+0x690/0x690
[  391.468693] 4*64kB (UM) 
[  391.470768]  ndisc_alloc_skb+0x144/0x340
[  391.475142] 5*128kB 
[  391.477809]  ndisc_send_rs+0x331/0x6e0
[  391.481838] (UM) 
[  391.484158]  addrconf_rs_timer+0x314/0x690
[  391.488041] 4*256kB 
[  391.490103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.494312] (UM) 
[  391.496643]  call_timer_fn+0x272/0x920
[  391.500842] 3*512kB 
[  391.502899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.506783] (M) 
[  391.509110]  ? process_timeout+0x40/0x40
[  391.513319] 3*1024kB 
[  391.515297]  ? __run_timers+0x7da/0xc70
[  391.519331] (UM) 
[  391.521744]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.525689] 3*2048kB 
[  391.527749]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.532216] (UM) 
[  391.534619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.539086] 3*4096kB 
[  391.541144]  ? lockdep_hardirqs_on+0x296/0x5b0
[  391.545348] (M) 
[  391.547751]  ? trace_hardirqs_on+0xbd/0x310
[  391.552337] = 25100kB
[  391.554322]  ? kasan_check_read+0x11/0x20
[  391.558615] Node 0 
[  391.561035]  ? __run_timers+0x7da/0xc70
[  391.565166] Normal: 
[  391.567403]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.571352] 922*4kB 
[  391.573672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.578777] (UMEH) 452*8kB (UME) 175*16kB (UMEH) 86*32kB (UMEH) 11*64kB (MH) 1*128kB 
[  391.581146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.585357] (H) 
[  391.593322]  __run_timers+0x7e5/0xc70
[  391.597527] 1*256kB 
[  391.599504]  ? timer_fixup_init+0x70/0x70
[  391.603273] (H) 
[  391.605590]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.609713] 0*512kB 
[  391.611683]  ? zap_class+0x640/0x640
[  391.616675] 0*1024kB 
[  391.618992]  ? enqueue_hrtimer+0x1a5/0x560
[  391.622682] 0*2048kB 
[  391.625102]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  391.629318] 0*4096kB 
[  391.631726]  ? find_held_lock+0x36/0x1c0
[  391.636889] = 13944kB
[  391.639298]  ? zap_class+0x640/0x640
[  391.643377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.645775]  ? pvclock_read_flags+0x160/0x160
[  391.649472] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.658297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.662771] 2312 total pagecache pages
[  391.671349]  ? check_preemption_disabled+0x48/0x280
[  391.676866] 0 pages in swap cache
[  391.681204]  ? __lock_is_held+0xb5/0x140
[  391.686191] Swap cache stats: add 0, delete 0, find 0/0
[  391.689634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.693670] Free swap  = 0kB
[  391.699045]  ? check_preemption_disabled+0x48/0x280
[  391.704558] Total swap = 0kB
[  391.707573]  run_timer_softirq+0x52/0xb0
[  391.712563] 1965979 pages RAM
[  391.715575]  ? rcu_read_lock_sched_held+0x14f/0x180
[  391.719807] 0 pages HighMem/MovableOnly
[  391.719816] 342867 pages reserved
[  391.722921]  __do_softirq+0x308/0xb7e
[  391.727910] 0 pages cma reserved
[  391.731879]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  391.735369] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.739099]  ? lock_downgrade+0x900/0x900
[  391.739117]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  391.742556] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.746955]  ? pvclock_read_flags+0x160/0x160
[  391.753419] syz-fuzzer cpuset=
[  391.757561]  ? lapic_next_event+0x5a/0x90
[  391.762638] /
[  391.772867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.777337]  mems_allowed=0
[  391.781066]  ? kvm_clock_read+0x18/0x30
[  391.799293]  ? kvm_sched_clock_read+0x9/0x20
[  391.803709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.809248]  ? check_preemption_disabled+0x48/0x280
[  391.814275]  irq_exit+0x17f/0x1c0
[  391.817734]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.822573]  ? smp_reschedule_interrupt+0x109/0x650
[  391.827593]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.833482]  ? interrupt_entry+0xb5/0xc0
[  391.837544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.842560]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.847584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.852428]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.857442]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.862458]  ? task_prio+0x50/0x50
[  391.866000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.871548]  ? check_preemption_disabled+0x48/0x280
[  391.876572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.881910]  apic_timer_interrupt+0xf/0x20
[  391.886140]  </IRQ>
[  391.888379] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  391.893309] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  391.912215] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  391.919924] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.927197] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  391.934472] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  391.941744] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  391.949011] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  391.956365]  skb_clone+0x1bb/0x500
[  391.959910]  ? skb_split+0x11e0/0x11e0
[  391.963801]  ? check_preemption_disabled+0x48/0x280
[  391.968829]  ? __this_cpu_preempt_check+0x1c/0x20
[  391.973678]  ? __bpf_redirect+0x54b/0xb20
[  391.977843]  bpf_clone_redirect+0xb9/0x490
[  391.982606]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  391.987627]  ? __sched_text_start+0x8/0x8
[  391.991788]  ? find_held_lock+0x36/0x1c0
[  391.995866]  ? lock_acquire+0x1ed/0x520
[  391.999840]  ? bpf_test_run+0x3cb/0x780
[  392.003822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.009364]  ? check_preemption_disabled+0x48/0x280
[  392.014390]  ? kasan_check_read+0x11/0x20
[  392.018563]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.023844]  ? rcu_softirq_qs+0x20/0x20
[  392.027851]  ? preempt_schedule+0x4d/0x60
[  392.032003]  ? ___preempt_schedule+0x16/0x18
[  392.036432]  ? bpf_test_run+0x25d/0x780
[  392.040423]  ? netlink_diag_dump+0x2a0/0x2a0
[  392.044835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.050375]  ? bpf_test_init.isra.10+0x70/0x100
[  392.055057]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  392.059826]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.064670]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.070213]  ? fput+0x130/0x1a0
[  392.073507]  ? __bpf_prog_get+0x9b/0x290
[  392.077573]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.082933]  ? bpf_prog_test_run+0x130/0x1a0
[  392.087345]  ? __x64_sys_bpf+0x3d8/0x520
[  392.091405]  ? bpf_prog_get+0x20/0x20
[  392.095228]  ? do_syscall_64+0x1b9/0x820
[  392.099295]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.104661]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.109594]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.114615]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.119633]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  392.126303]  ? __switch_to_asm+0x40/0x70
[  392.130365]  ? __switch_to_asm+0x34/0x70
[  392.134435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.139286]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.144670] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  392.144740] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.151340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.151349] Call Trace:
[  392.157930] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.167182]  <IRQ>
[  392.169759] syz-executor3 cpuset=
[  392.180248]  dump_stack+0x244/0x39d
[  392.182388] syz3
[  392.185854]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.189450]  mems_allowed=0
[  392.191429]  warn_alloc.cold.117+0xb7/0x1bd
[  392.203855]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.208726]  ? lock_downgrade+0x900/0x900
[  392.212882]  ? trace_hardirqs_off+0xb8/0x310
[  392.217306]  ? trace_hardirqs_off+0xb8/0x310
[  392.221725]  __alloc_pages_slowpath+0x2660/0x2d70
[  392.226618]  ? warn_alloc+0x120/0x120
[  392.230486]  ? warn_alloc+0x120/0x120
[  392.234290]  ? print_usage_bug+0xc0/0xc0
[  392.238372]  ? warn_alloc+0x120/0x120
[  392.242175]  ? print_usage_bug+0xc0/0xc0
[  392.246236]  ? __lock_acquire+0x62f/0x4c20
[  392.250469]  ? __lock_acquire+0x62f/0x4c20
[  392.254711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.260248]  ? should_fail+0x22d/0xd01
[  392.264155]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.269437]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.274591]  ? __lock_acquire+0x62f/0x4c20
[  392.278846]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.283941]  ? __lock_acquire+0x62f/0x4c20
[  392.288186]  ? should_fail+0x22d/0xd01
[  392.292081]  ? rcu_irq_exit+0x1a2/0x390
[  392.296076]  ? mark_held_locks+0x130/0x130
[  392.300327]  ? mark_held_locks+0x130/0x130
[  392.304576]  ? mark_held_locks+0xc7/0x130
[  392.308725]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.313745]  ? zap_class+0x640/0x640
[  392.317464]  ? print_usage_bug+0xc0/0xc0
[  392.321535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.327077]  ? check_preemption_disabled+0x48/0x280
[  392.332109]  ? __lock_is_held+0xb5/0x140
[  392.336181]  __alloc_pages_nodemask+0xa80/0xde0
[  392.340858]  ? zap_class+0x640/0x640
[  392.344582]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  392.349615]  ? find_held_lock+0x36/0x1c0
[  392.353691]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.358382]  ? lock_downgrade+0x900/0x900
[  392.362542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.368091]  cache_grow_begin+0xa5/0x8c0
[  392.372155]  ? do_raw_spin_unlock+0xa7/0x330
[  392.376575]  fallback_alloc+0x204/0x2e0
[  392.380561]  ____cache_alloc_node+0x1c7/0x1e0
[  392.385068]  kmem_cache_alloc_node+0xe3/0x730
[  392.389564]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.393810]  __alloc_skb+0x119/0x770
[  392.397527]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.402809]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.407220]  ? lock_downgrade+0x900/0x900
[  392.411382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.416925]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.422388]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.427845]  ? addrconf_rs_timer+0x690/0x690
[  392.432270]  ndisc_alloc_skb+0x144/0x340
[  392.436343]  ndisc_send_rs+0x331/0x6e0
[  392.440248]  addrconf_rs_timer+0x314/0x690
[  392.444497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.448756]  call_timer_fn+0x272/0x920
[  392.452649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.456899]  ? process_timeout+0x40/0x40
[  392.460981]  ? mark_held_locks+0xc7/0x130
[  392.465145]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.469647]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.474153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.478412]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.483659]  ? trace_hardirqs_on+0xbd/0x310
[  392.488001]  ? kasan_check_read+0x11/0x20
[  392.492190]  ? __run_timers+0x7da/0xc70
[  392.496181]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.501311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.505564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.509810]  __run_timers+0x7e5/0xc70
[  392.513642]  ? timer_fixup_init+0x70/0x70
[  392.517809]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.522842]  ? zap_class+0x640/0x640
[  392.526582]  ? print_usage_bug+0xc0/0xc0
[  392.530660]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.535869]  ? find_held_lock+0x36/0x1c0
[  392.539948]  ? zap_class+0x640/0x640
[  392.543698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.549252]  ? check_preemption_disabled+0x48/0x280
[  392.554301]  ? __lock_is_held+0xb5/0x140
[  392.558378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.563928]  ? check_preemption_disabled+0x48/0x280
[  392.568960]  run_timer_softirq+0x52/0xb0
[  392.573054]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.578093]  __do_softirq+0x308/0xb7e
[  392.582940]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.587452]  ? lock_downgrade+0x900/0x900
[  392.591615]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.596744]  ? pvclock_read_flags+0x160/0x160
[  392.601255]  ? lapic_next_event+0x5a/0x90
[  392.605419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.610974]  ? kvm_clock_read+0x18/0x30
[  392.614962]  ? kvm_sched_clock_read+0x9/0x20
[  392.619390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.624943]  ? check_preemption_disabled+0x48/0x280
[  392.629983]  irq_exit+0x17f/0x1c0
[  392.633450]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.638306]  ? smp_reschedule_interrupt+0x109/0x650
[  392.643340]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.649239]  ? interrupt_entry+0xb5/0xc0
[  392.653372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.658397]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.663431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.668289]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.673323]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.678357]  ? task_prio+0x50/0x50
[  392.682897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.688452]  ? check_preemption_disabled+0x48/0x280
[  392.693490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.698358]  apic_timer_interrupt+0xf/0x20
[  392.702601]  </IRQ>
[  392.704856] RIP: 0010:console_unlock+0xffa/0x1160
[  392.709711] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  392.728629] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  392.736357] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  392.743638] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  392.750917] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  392.758195] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  392.765472] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  392.772770]  ? netconsole_netdev_event+0x280/0x280
[  392.777729]  ? console_unlock+0xff1/0x1160
[  392.782953]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  392.787648]  ? lock_release+0xa00/0xa00
[  392.791698]  ? interrupt_entry+0xc0/0xc0
[  392.795793]  vprintk_emit+0x33d/0x930
[  392.799614]  ? wake_up_klogd+0x180/0x180
[  392.803689]  ? attach_entity_load_avg+0x810/0x860
[  392.808545]  ? __lock_acquire+0x600/0x4c20
[  392.812798]  ? mark_held_locks+0x130/0x130
[  392.817060]  ? print_usage_bug+0xc0/0xc0
[  392.821140]  ? find_held_lock+0x36/0x1c0
[  392.825226]  ? mark_held_locks+0xc7/0x130
[  392.829391]  vprintk_default+0x28/0x30
[  392.833290]  vprintk_func+0x7e/0x181
[  392.837042]  printk+0xa7/0xcf
[  392.840162]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  392.844946]  show_free_areas.cold.118+0x1e0b/0x215d
[  392.850204]  ? si_meminfo_node+0x260/0x260
[  392.854549]  ? __lock_acquire+0x62f/0x4c20
[  392.859000]  ? __lock_acquire+0x62f/0x4c20
[  392.863267]  ? __lock_is_held+0xb5/0x140
[  392.867361]  ? mark_held_locks+0x130/0x130
[  392.871617]  ? zap_class+0x640/0x640
[  392.875350]  ? put_dec+0x3b/0xf0
[  392.878731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.885263]  ? find_held_lock+0x36/0x1c0
[  392.889356]  ? serial8250_console_write+0x8b3/0xb10
[  392.894389]  ? lock_downgrade+0x900/0x900
[  392.898550]  ? zap_class+0x640/0x640
[  392.902275]  ? zap_class+0x640/0x640
[  392.906010]  ? print_usage_bug+0xc0/0xc0
[  392.910115]  ? do_raw_spin_unlock+0xa7/0x330
[  392.914542]  ? trace_hardirqs_on+0x310/0x310
[  392.918963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.924528]  ? find_held_lock+0x36/0x1c0
[  392.928608]  ? mark_held_locks+0xc7/0x130
[  392.932776]  ? console_unlock+0xfcd/0x1160
[  392.937045]  ? netconsole_netdev_event+0x280/0x280
[  392.942002]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  392.946620]  ? trace_hardirqs_on+0xbd/0x310
[  392.950951]  ? vprintk_emit+0x33d/0x930
[  392.954941]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.960074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.965636]  ? netconsole_netdev_event+0x280/0x280
[  392.970582]  ? console_unlock+0x8d8/0x1160
[  392.974843]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  392.979531]  ? lock_release+0xa00/0xa00
[  392.984534]  ? preempt_count_add+0xbc/0x1b0
[  392.988870]  ? wake_up_klogd+0x11a/0x180
[  392.992944]  ? console_device+0xc0/0xc0
[  392.996942]  ? vprintk_emit+0x268/0x930
[  393.000936]  ? wake_up_klogd+0x180/0x180
[  393.005009]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.009973]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.014753]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.020217]  ? retint_kernel+0x1b/0x2d
[  393.024118]  ? trace_hardirqs_on+0x310/0x310
[  393.028551]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.033343]  ? trace_initcall_level+0x80/0x31b
[  393.037939]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  393.042713]  ? show_mem+0x1e/0x17b
[  393.046267]  show_mem+0x34/0x17b
[  393.049656]  dump_header+0x2f1/0xf72
[  393.053390]  ? mark_held_locks+0x130/0x130
[  393.057642]  ? pagefault_out_of_memory+0x197/0x197
[  393.062590]  ? __lock_acquire+0x62f/0x4c20
[  393.066834]  ? zap_class+0x640/0x640
[  393.070567]  ? percpu_ref_get_many+0x240/0x240
[  393.075169]  ? print_usage_bug+0xc0/0xc0
[  393.079244]  ? print_usage_bug+0xc0/0xc0
[  393.083323]  ? zap_class+0x640/0x640
[  393.088012]  ? print_usage_bug+0xc0/0xc0
[  393.092113]  ? print_usage_bug+0xc0/0xc0
[  393.096202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.101756]  ? find_held_lock+0x36/0x1c0
[  393.105841]  ? mark_held_locks+0xc7/0x130
[  393.110009]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.115156]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.120269]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  393.124872]  ? trace_hardirqs_on+0xbd/0x310
[  393.129207]  ? kasan_check_read+0x11/0x20
[  393.133367]  ? ___ratelimit+0x3b4/0x672
[  393.137352]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.142467]  ? trace_hardirqs_on+0x310/0x310
[  393.146887]  ? lock_downgrade+0x900/0x900
[  393.151079]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.156195]  ? ___ratelimit+0x3b9/0x672
[  393.160181]  ? idr_get_free+0xec0/0xec0
[  393.164169]  ? find_held_lock+0x36/0x1c0
[  393.168251]  oom_kill_process.cold.27+0x10/0x903
[  393.173017]  ? zap_class+0x640/0x640
[  393.176764]  ? check_preemption_disabled+0x48/0x280
[  393.181800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.187811]  ? kasan_check_read+0x11/0x20
[  393.191974]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.197268]  ? oom_evaluate_task+0x540/0x540
[  393.201724]  ? find_held_lock+0x36/0x1c0
[  393.205810]  ? out_of_memory+0x974/0x1430
[  393.209973]  ? lock_downgrade+0x900/0x900
[  393.214133]  ? check_preemption_disabled+0x48/0x280
[  393.219165]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.224108]  ? kasan_check_read+0x11/0x20
[  393.228268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.233566]  ? rcu_softirq_qs+0x20/0x20
[  393.237562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.243114]  ? oom_evaluate_task+0x302/0x540
[  393.247540]  out_of_memory+0xa84/0x1430
[  393.251539]  ? oom_killer_disable+0x3a0/0x3a0
[  393.256066]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  393.261011]  ? __mutex_add_waiter+0x2a0/0x2a0
[  393.265549]  __alloc_pages_slowpath+0x22d4/0x2d70
[  393.270435]  ? warn_alloc+0x120/0x120
[  393.274249]  ? rcu_softirq_qs+0x20/0x20
[  393.278263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.283817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.290352]  ? should_fail+0x22d/0xd01
[  393.294262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.299386]  ? zap_class+0x640/0x640
[  393.303136]  ? __lock_is_held+0xb5/0x140
[  393.307218]  ? mark_held_locks+0x130/0x130
[  393.311471]  ? lock_release+0xa00/0xa00
[  393.315465]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.320935]  ? __might_sleep+0x95/0x190
[  393.324928]  __alloc_pages_nodemask+0xa80/0xde0
[  393.329615]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  393.334642]  ? __page_cache_alloc+0x191/0x5c0
[  393.339150]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.344090]  ? kasan_check_read+0x11/0x20
[  393.348251]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.353543]  ? zap_class+0x640/0x640
[  393.357279]  ? zap_class+0x640/0x640
[  393.361010]  ? zap_class+0x640/0x640
[  393.364756]  ? __do_page_cache_readahead+0x7ce/0x980
[  393.369875]  ? find_held_lock+0x36/0x1c0
[  393.373951]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  393.379507]  alloc_pages_current+0x173/0x350
[  393.383933]  __page_cache_alloc+0x38c/0x5c0
[  393.389293]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.394242]  ? kasan_check_read+0x11/0x20
[  393.398407]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.403700]  ? generic_perform_write+0x6a0/0x6a0
[  393.408475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.414048]  ? check_preemption_disabled+0x48/0x280
[  393.419104]  filemap_fault+0x1594/0x25f0
[  393.423188]  ? __lock_page_or_retry+0xa00/0xa00
[  393.427869]  ? mark_held_locks+0x130/0x130
[  393.432121]  ? rcu_softirq_qs+0x20/0x20
[  393.436109]  ? kasan_check_read+0x11/0x20
[  393.440276]  ? rcu_softirq_qs+0x20/0x20
[  393.444273]  ? filemap_map_pages+0xe04/0x1990
[  393.448791]  ? print_usage_bug+0xc0/0xc0
[  393.452871]  ? unwind_get_return_address+0x61/0xa0
[  393.457814]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  393.462758]  ? print_usage_bug+0xc0/0xc0
[  393.466837]  ? print_usage_bug+0xc0/0xc0
[  393.470914]  ? __lock_acquire+0x62f/0x4c20
[  393.475161]  ? save_stack+0x43/0xd0
[  393.478800]  ? __kasan_slab_free+0x102/0x150
[  393.483220]  ? kasan_slab_free+0xe/0x10
[  393.487207]  ? kmem_cache_free+0x83/0x290
[  393.492382]  ? __sigqueue_free.part.29+0x74/0x90
[  393.497174]  ? lock_acquire+0x1ed/0x520
[  393.501163]  ? ext4_filemap_fault+0x7a/0xad
[  393.505502]  ? lock_release+0xa00/0xa00
[  393.509540]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.515008]  ? print_usage_bug+0xc0/0xc0
[  393.519101]  ? print_usage_bug+0xc0/0xc0
[  393.523182]  ? down_read+0x8d/0x120
[  393.526815]  ? ext4_filemap_fault+0x7a/0xad
[  393.531147]  ? __down_interruptible+0x700/0x700
[  393.535835]  ext4_filemap_fault+0x82/0xad
[  393.539997]  __do_fault+0x100/0x6b0
[  393.543657]  ? pmd_devmap_trans_unstable+0x220/0x220
[  393.548776]  ? mark_held_locks+0x130/0x130
[  393.553045]  ? mark_held_locks+0x130/0x130
[  393.557305]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  393.562855]  ? rcu_pm_notify+0xc0/0xc0
[  393.566768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.572334]  __handle_mm_fault+0x307c/0x5920
[  393.576765]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  393.581621]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.586134]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  393.591730]  ? trace_hardirqs_on+0xbd/0x310
[  393.596085]  ? kasan_check_read+0x11/0x20
[  393.600248]  ? __set_current_blocked+0xdf/0x120
[  393.604939]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.610086]  ? zap_class+0x640/0x640
[  393.613866]  ? zap_class+0x640/0x640
[  393.617603]  ? find_held_lock+0x36/0x1c0
[  393.621687]  ? handle_mm_fault+0x42a/0xc70
[  393.625933]  ? lock_downgrade+0x900/0x900
[  393.630093]  ? check_preemption_disabled+0x48/0x280
[  393.635133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.640087]  ? kasan_check_read+0x11/0x20
[  393.644247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.649540]  ? rcu_softirq_qs+0x20/0x20
[  393.653527]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.658648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.664199]  ? check_preemption_disabled+0x48/0x280
[  393.669240]  handle_mm_fault+0x54f/0xc70
[  393.673325]  ? __handle_mm_fault+0x5920/0x5920
[  393.677926]  ? find_vma+0x34/0x190
[  393.681483]  __do_page_fault+0x5e8/0xe60
[  393.685556]  ? exit_to_usermode_loop+0x1f4/0x380
[  393.690402]  do_page_fault+0xf2/0x7e0
[  393.695160]  ? vmalloc_sync_all+0x30/0x30
[  393.699324]  ? error_entry+0x70/0xd0
[  393.703071]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.708098]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.713059]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.718381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.723242]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.728268]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.733743]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.738775]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.743812]  ? page_fault+0x8/0x30
[  393.747455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.752324]  ? page_fault+0x8/0x30
[  393.755878]  page_fault+0x1e/0x30
[  393.759344] RIP: 0033:0x45db60
[  393.762558] Code: Bad RIP value.
[  393.765929] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  393.771321] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  393.778600] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  393.785879] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  393.794151] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  393.801431] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  393.808740] warn_alloc_show_mem: 1 callbacks suppressed
[  393.808753] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  393.808755] Mem-Info:
[  393.808786] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  393.808786]  active_file:14 inactive_file:14 isolated_file:0
[  393.808786]  unevictable:0 dirty:0 writeback:0 unstable:0
[  393.808786]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  393.808786]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  393.808786]  free:13738 free_pcp:524 free_cma:0
[  393.814143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.821169] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  393.823581] Call Trace:
[  393.856554] Node 0 
[  393.865914]  <IRQ>
[  393.894567] 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
[  393.897189]  dump_stack+0x244/0x39d
[  393.899411] lowmem_reserve[]:
[  393.901570]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.927088]  0
[  393.930742]  warn_alloc.cold.117+0xb7/0x1bd
[  393.933818]  2818
[  393.939090]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.940876]  6321
[  393.945206]  ? lock_downgrade+0x900/0x900
[  393.947256]  6321
[  393.952109]  ? trace_hardirqs_off+0xb8/0x310
[  393.958313]  ? trace_hardirqs_off+0xb8/0x310
[  393.960360] Node 0 
[  393.964780]  __alloc_pages_slowpath+0x2660/0x2d70
[  393.969191] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  393.971433]  ? warn_alloc+0x120/0x120
[  393.976224] lowmem_reserve[]: 0
[  394.003662]  ? warn_alloc+0x120/0x120
[  394.007445]  0
[  394.010786]  ? print_usage_bug+0xc0/0xc0
[  394.014577]  3503
[  394.016389]  ? warn_alloc+0x120/0x120
[  394.020435]  3503
[  394.022503]  ? print_usage_bug+0xc0/0xc0
[  394.028352]  ? __lock_acquire+0x62f/0x4c20
[  394.032401] Node 0 
[  394.036684]  ? __lock_acquire+0x62f/0x4c20
[  394.036721] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  394.039011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.043253] lowmem_reserve[]:
[  394.071817]  ? should_fail+0x22d/0xd01
[  394.077355]  0
[  394.080468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.084335]  0
[  394.086145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.091398]  0 0
[  394.093217]  ? __lock_acquire+0x62f/0x4c20
[  394.101289]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.105516] Node 0 
[  394.110620]  ? __lock_acquire+0x62f/0x4c20
[  394.110630] DMA: 
[  394.112869]  ? should_fail+0x22d/0xd01
[  394.117091] 1*4kB 
[  394.119164]  ? rcu_irq_exit+0x1a2/0x390
[  394.123050] (U) 
[  394.125217]  ? mark_held_locks+0x130/0x130
[  394.129165] 0*8kB 
[  394.131149]  ? mark_held_locks+0x130/0x130
[  394.135373] 0*16kB 
[  394.137535]  ? mark_held_locks+0xc7/0x130
[  394.141751] 1*32kB 
[  394.143989]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.144005]  ? zap_class+0x640/0x640
[  394.148162] (U) 
[  394.150405]  ? print_usage_bug+0xc0/0xc0
[  394.155406] 2*64kB 
[  394.159129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.161088] (U) 
[  394.165155]  ? check_preemption_disabled+0x48/0x280
[  394.167376] 1*128kB 
[  394.172924]  ? __lock_is_held+0xb5/0x140
[  394.174877] (U) 
[  394.179900]  __alloc_pages_nodemask+0xa80/0xde0
[  394.182208] 1*256kB 
[  394.186274]  ? zap_class+0x640/0x640
[  394.188235] (U) 
[  394.192911]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  394.195224] 0*512kB 
[  394.199640]  ? find_held_lock+0x36/0x1c0
[  394.201598] 1*1024kB 
[  394.206626]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.208928] (U) 
[  394.212994]  ? lock_downgrade+0x900/0x900
[  394.215391] 1*2048kB 
[  394.220134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.222096] (M) 
[  394.226251]  cache_grow_begin+0xa5/0x8c0
[  394.228647] 3*4096kB 
[  394.234185]  ? do_raw_spin_unlock+0xa7/0x330
[  394.236147] (M) 
[  394.240213]  fallback_alloc+0x204/0x2e0
[  394.242605] = 15908kB
[  394.247015]  ____cache_alloc_node+0x1c7/0x1e0
[  394.248991] Node 0 
[  394.252968]  kmem_cache_alloc_node+0xe3/0x730
[  394.255364] DMA32: 
[  394.259862]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.262083] 5*4kB 
[  394.266587]  __alloc_skb+0x119/0x770
[  394.268799] (UM) 1*8kB 
[  394.273116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.275251] (U) 
[  394.278968]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.281548] 3*16kB 
[  394.286835]  ? lock_downgrade+0x900/0x900
[  394.288802] (UM) 
[  394.293222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.295439] 2*32kB 
[  394.300323]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.302373] (UM) 
[  394.307917]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.310147] 4*64kB 
[  394.315604]  ? addrconf_rs_timer+0x690/0x690
[  394.317650] (UM) 
[  394.323114]  ndisc_alloc_skb+0x144/0x340
[  394.325335] 5*128kB 
[  394.329744]  ndisc_send_rs+0x331/0x6e0
[  394.331786] (UM) 
[  394.335858]  addrconf_rs_timer+0x314/0x690
[  394.338165] 4*256kB 
[  394.342074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.344124] (UM) 
[  394.348375]  call_timer_fn+0x272/0x920
[  394.350673] 3*512kB 
[  394.354964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.357012] (M) 
[  394.360925]  ? process_timeout+0x40/0x40
[  394.363234] 3*1024kB 
[  394.367478]  ? __run_timers+0x7da/0xc70
[  394.369444] (UM) 
[  394.373510]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.375905] 3*2048kB 
[  394.379889]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.381936] (UM) 
[  394.386434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.388828] 3*4096kB 
[  394.393329]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.395376] (M) 
[  394.400365]  ? trace_hardirqs_on+0xbd/0x310
[  394.402761] = 25100kB
[  394.407346]  ? kasan_check_read+0x11/0x20
[  394.409311] Node 0 
[  394.413636]  ? __run_timers+0x7da/0xc70
[  394.416049] Normal: 
[  394.420203]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.422428] 922*4kB 
[  394.426412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.428724] (UMEH) 
[  394.433836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.436148] 452*8kB 
[  394.440389]  __run_timers+0x7e5/0xc70
[  394.442611] (UME) 
[  394.446863]  ? timer_fixup_init+0x70/0x70
[  394.449166] 175*16kB 
[  394.452970]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.455104] (UMEH) 
[  394.459256]  ? zap_class+0x640/0x640
[  394.461650] 86*32kB (UMEH) 
[  394.466676]  ? enqueue_hrtimer+0x1a5/0x560
[  394.468900] 11*64kB 
[  394.472620]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.475538] (MH) 
[  394.479779]  ? find_held_lock+0x36/0x1c0
[  394.482101] 1*128kB 
[  394.487297]  ? zap_class+0x640/0x640
[  394.489346] (H) 
[  394.493412]  ? pvclock_read_flags+0x160/0x160
[  394.495718] 1*256kB 
[  394.500188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.502147] (H) 
[  394.506650]  ? check_preemption_disabled+0x48/0x280
[  394.508963] 0*512kB 
[  394.514513]  ? __lock_is_held+0xb5/0x140
[  394.516468] 0*1024kB 
[  394.521492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.523797] 0*2048kB 
[  394.527866]  ? check_preemption_disabled+0x48/0x280
[  394.530260] 0*4096kB 
[  394.535803]  run_timer_softirq+0x52/0xb0
[  394.538195] = 13944kB
[  394.543218]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.545617] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.549676]  __do_softirq+0x308/0xb7e
[  394.552084] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.557097]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.565940] 2312 total pagecache pages
[  394.569748]  ? lock_downgrade+0x900/0x900
[  394.578316] 0 pages in swap cache
[  394.582813]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.586683] Swap cache stats: add 0, delete 0, find 0/0
[  394.590841]  ? pvclock_read_flags+0x160/0x160
[  394.594275] Free swap  = 0kB
[  394.599421]  ? lapic_next_event+0x5a/0x90
[  394.605677] Total swap = 0kB
[  394.610182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.613186] 1965979 pages RAM
[  394.617341]  ? kvm_clock_read+0x18/0x30
[  394.620340] 0 pages HighMem/MovableOnly
[  394.625901]  ? kvm_sched_clock_read+0x9/0x20
[  394.628991] 342867 pages reserved
[  394.632970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.636924] 0 pages cma reserved
[  394.637014] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.641344]  ? check_preemption_disabled+0x48/0x280
[  394.644874] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.650336]  irq_exit+0x17f/0x1c0
[  394.653683] syz-fuzzer cpuset=
[  394.660186]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.665191] /
[  394.675518]  ? smp_reschedule_interrupt+0x109/0x650
[  394.678955]  mems_allowed=0
[  394.682151]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.703180]  ? interrupt_entry+0xb5/0xc0
[  394.707256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.712288]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.717316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.722171]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.727198]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.732222]  ? task_prio+0x50/0x50
[  394.735780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.741334]  ? check_preemption_disabled+0x48/0x280
[  394.746368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.751235]  apic_timer_interrupt+0xf/0x20
[  394.755474]  </IRQ>
[  394.757726] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  394.762665] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  394.781585] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  394.789314] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.796595] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  394.804770] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  394.812072] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  394.819354] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  394.826683]  skb_clone+0x1bb/0x500
[  394.830240]  ? skb_split+0x11e0/0x11e0
[  394.834140]  ? check_preemption_disabled+0x48/0x280
[  394.839179]  ? __this_cpu_preempt_check+0x1c/0x20
[  394.844057]  ? __bpf_redirect+0x54b/0xb20
[  394.848231]  bpf_clone_redirect+0xb9/0x490
[  394.853063]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  394.858236]  ? __sched_text_start+0x8/0x8
[  394.862414]  ? find_held_lock+0x36/0x1c0
[  394.866496]  ? lock_acquire+0x1ed/0x520
[  394.870484]  ? bpf_test_run+0x3cb/0x780
[  394.874470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.880020]  ? check_preemption_disabled+0x48/0x280
[  394.885087]  ? kasan_check_read+0x11/0x20
[  394.889250]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.894542]  ? rcu_softirq_qs+0x20/0x20
[  394.898531]  ? preempt_schedule+0x4d/0x60
[  394.903516]  ? ___preempt_schedule+0x16/0x18
[  394.907959]  ? bpf_test_run+0x25d/0x780
[  394.911967]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.916460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.922044]  ? bpf_test_init.isra.10+0x70/0x100
[  394.926743]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  394.931585]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.936459]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.942044]  ? fput+0x130/0x1a0
[  394.945349]  ? __bpf_prog_get+0x9b/0x290
[  394.949487]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.954349]  ? bpf_prog_test_run+0x130/0x1a0
[  394.958787]  ? __x64_sys_bpf+0x3d8/0x520
[  394.962874]  ? bpf_prog_get+0x20/0x20
[  394.966716]  ? do_syscall_64+0x1b9/0x820
[  394.970800]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.976241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.981198]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.986243]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.991288]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  394.997984]  ? __switch_to_asm+0x40/0x70
[  395.002088]  ? __switch_to_asm+0x34/0x70
[  395.007005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.011902]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.017316] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  395.017383] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.024003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.024009] Call Trace:
[  395.024015]  <IRQ>
[  395.024058]  dump_stack+0x244/0x39d
[  395.024077]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.024104]  warn_alloc.cold.117+0xb7/0x1bd
[  395.030652] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.039976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.042545] syz-executor3 cpuset=
[  395.044699]  ? lock_downgrade+0x900/0x900
[  395.048313] syz3
[  395.053519]  ? trace_hardirqs_off+0xb8/0x310
[  395.057831]  mems_allowed=0
[  395.068333]  ? trace_hardirqs_off+0xb8/0x310
[  395.094493]  __alloc_pages_slowpath+0x2660/0x2d70
[  395.099384]  ? warn_alloc+0x120/0x120
[  395.103205]  ? warn_alloc+0x120/0x120
[  395.108065]  ? print_usage_bug+0xc0/0xc0
[  395.112148]  ? warn_alloc+0x120/0x120
[  395.115970]  ? print_usage_bug+0xc0/0xc0
[  395.120062]  ? __lock_acquire+0x62f/0x4c20
[  395.124315]  ? __lock_acquire+0x62f/0x4c20
[  395.128573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.134122]  ? should_fail+0x22d/0xd01
[  395.138046]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.143342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.148457]  ? __lock_acquire+0x62f/0x4c20
[  395.152707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.157830]  ? __lock_acquire+0x62f/0x4c20
[  395.162083]  ? should_fail+0x22d/0xd01
[  395.165988]  ? rcu_irq_exit+0x1a2/0x390
[  395.169990]  ? mark_held_locks+0x130/0x130
[  395.174266]  ? mark_held_locks+0x130/0x130
[  395.178523]  ? mark_held_locks+0xc7/0x130
[  395.182686]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  395.187718]  ? zap_class+0x640/0x640
[  395.191444]  ? print_usage_bug+0xc0/0xc0
[  395.195528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.201089]  ? check_preemption_disabled+0x48/0x280
[  395.207160]  ? __lock_is_held+0xb5/0x140
[  395.211244]  __alloc_pages_nodemask+0xa80/0xde0
[  395.215926]  ? zap_class+0x640/0x640
[  395.219661]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  395.224705]  ? find_held_lock+0x36/0x1c0
[  395.228793]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.233476]  ? lock_downgrade+0x900/0x900
[  395.237643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.243195]  cache_grow_begin+0xa5/0x8c0
[  395.247267]  ? do_raw_spin_unlock+0xa7/0x330
[  395.251698]  fallback_alloc+0x204/0x2e0
[  395.255779]  ____cache_alloc_node+0x1c7/0x1e0
[  395.260292]  kmem_cache_alloc_node+0xe3/0x730
[  395.264815]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.269096]  __alloc_skb+0x119/0x770
[  395.272832]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.278126]  ? netdev_alloc_frag+0x1f0/0x1f0
[  395.282550]  ? lock_downgrade+0x900/0x900
[  395.286722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.292272]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.297745]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.303212]  ? addrconf_rs_timer+0x690/0x690
[  395.308633]  ndisc_alloc_skb+0x144/0x340
[  395.312712]  ndisc_send_rs+0x331/0x6e0
[  395.316639]  addrconf_rs_timer+0x314/0x690
[  395.320895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.325156]  call_timer_fn+0x272/0x920
[  395.329076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.333331]  ? process_timeout+0x40/0x40
[  395.337413]  ? mark_held_locks+0xc7/0x130
[  395.341576]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.346091]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.350596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.354846]  ? lockdep_hardirqs_on+0x296/0x5b0
[  395.359441]  ? trace_hardirqs_on+0xbd/0x310
[  395.363773]  ? kasan_check_read+0x11/0x20
[  395.367933]  ? __run_timers+0x7da/0xc70
[  395.371920]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.377079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.381336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.385582]  __run_timers+0x7e5/0xc70
[  395.389412]  ? timer_fixup_init+0x70/0x70
[  395.393577]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.398606]  ? zap_class+0x640/0x640
[  395.402335]  ? print_usage_bug+0xc0/0xc0
[  395.406409]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.412629]  ? find_held_lock+0x36/0x1c0
[  395.416708]  ? zap_class+0x640/0x640
[  395.420439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.425988]  ? check_preemption_disabled+0x48/0x280
[  395.431043]  ? __lock_is_held+0xb5/0x140
[  395.435126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.440673]  ? check_preemption_disabled+0x48/0x280
[  395.445706]  run_timer_softirq+0x52/0xb0
[  395.449781]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.454806]  __do_softirq+0x308/0xb7e
[  395.458622]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.463146]  ? lock_downgrade+0x900/0x900
[  395.467314]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.472436]  ? pvclock_read_flags+0x160/0x160
[  395.477053]  ? lapic_next_event+0x5a/0x90
[  395.481218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.486776]  ? kvm_clock_read+0x18/0x30
[  395.490762]  ? kvm_sched_clock_read+0x9/0x20
[  395.495182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.500735]  ? check_preemption_disabled+0x48/0x280
[  395.505774]  irq_exit+0x17f/0x1c0
[  395.510193]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.515064]  ? smp_reschedule_interrupt+0x109/0x650
[  395.520097]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.525996]  ? interrupt_entry+0xb5/0xc0
[  395.530102]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.535132]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.540162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.545018]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.550083]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.555111]  ? task_prio+0x50/0x50
[  395.558691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.564243]  ? check_preemption_disabled+0x48/0x280
[  395.569277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.574149]  apic_timer_interrupt+0xf/0x20
[  395.578392]  </IRQ>
[  395.580646] RIP: 0010:console_unlock+0xffa/0x1160
[  395.585501] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  395.604412] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  395.613090] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  395.620369] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  395.627648] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  395.634926] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  395.642203] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  395.649497]  ? netconsole_netdev_event+0x280/0x280
[  395.654449]  ? console_unlock+0xff1/0x1160
[  395.658719]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  395.663408]  ? lock_release+0xa00/0xa00
[  395.667396]  ? interrupt_entry+0xc0/0xc0
[  395.671484]  vprintk_emit+0x33d/0x930
[  395.675303]  ? wake_up_klogd+0x180/0x180
[  395.679380]  ? attach_entity_load_avg+0x810/0x860
[  395.684231]  ? __lock_acquire+0x600/0x4c20
[  395.688479]  ? mark_held_locks+0x130/0x130
[  395.692726]  ? print_usage_bug+0xc0/0xc0
[  395.696802]  ? find_held_lock+0x36/0x1c0
[  395.700889]  ? mark_held_locks+0xc7/0x130
[  395.705073]  vprintk_default+0x28/0x30
[  395.708975]  vprintk_func+0x7e/0x181
[  395.713693]  printk+0xa7/0xcf
[  395.716811]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  395.722141]  show_free_areas.cold.118+0x1e0b/0x215d
[  395.727192]  ? si_meminfo_node+0x260/0x260
[  395.731453]  ? __lock_acquire+0x62f/0x4c20
[  395.735698]  ? __lock_acquire+0x62f/0x4c20
[  395.739946]  ? __lock_is_held+0xb5/0x140
[  395.744056]  ? mark_held_locks+0x130/0x130
[  395.748316]  ? zap_class+0x640/0x640
[  395.752066]  ? put_dec+0x3b/0xf0
[  395.755449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.761009]  ? find_held_lock+0x36/0x1c0
[  395.765114]  ? serial8250_console_write+0x8b3/0xb10
[  395.770152]  ? lock_downgrade+0x900/0x900
[  395.774318]  ? zap_class+0x640/0x640
[  395.778061]  ? zap_class+0x640/0x640
[  395.781794]  ? print_usage_bug+0xc0/0xc0
[  395.785871]  ? do_raw_spin_unlock+0xa7/0x330
[  395.790305]  ? trace_hardirqs_on+0x310/0x310
[  395.794731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.800294]  ? find_held_lock+0x36/0x1c0
[  395.804391]  ? mark_held_locks+0xc7/0x130
[  395.808560]  ? console_unlock+0xfcd/0x1160
[  395.813797]  ? netconsole_netdev_event+0x280/0x280
[  395.818747]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  395.823347]  ? trace_hardirqs_on+0xbd/0x310
[  395.827678]  ? vprintk_emit+0x33d/0x930
[  395.831665]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.836781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.842337]  ? netconsole_netdev_event+0x280/0x280
[  395.847283]  ? console_unlock+0x8d8/0x1160
[  395.851553]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  395.856247]  ? lock_release+0xa00/0xa00
[  395.860234]  ? preempt_count_add+0xbc/0x1b0
[  395.864567]  ? wake_up_klogd+0x11a/0x180
[  395.868643]  ? console_device+0xc0/0xc0
[  395.872639]  ? vprintk_emit+0x268/0x930
[  395.876627]  ? wake_up_klogd+0x180/0x180
[  395.880701]  ? trace_hardirqs_on_caller+0xc0/0x310
[  395.885648]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.890414]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.895878]  ? retint_kernel+0x1b/0x2d
[  395.899778]  ? trace_hardirqs_on+0x310/0x310
[  395.904206]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.908994]  ? trace_initcall_level+0x80/0x31b
[  395.914578]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  395.919351]  ? show_mem+0x1e/0x17b
[  395.922909]  show_mem+0x34/0x17b
[  395.926311]  dump_header+0x2f1/0xf72
[  395.930065]  ? mark_held_locks+0x130/0x130
[  395.934321]  ? pagefault_out_of_memory+0x197/0x197
[  395.939267]  ? __lock_acquire+0x62f/0x4c20
[  395.943515]  ? zap_class+0x640/0x640
[  395.947247]  ? percpu_ref_get_many+0x240/0x240
[  395.951845]  ? print_usage_bug+0xc0/0xc0
[  395.955921]  ? print_usage_bug+0xc0/0xc0
[  395.959998]  ? zap_class+0x640/0x640
[  395.963748]  ? print_usage_bug+0xc0/0xc0
[  395.968863]  ? print_usage_bug+0xc0/0xc0
[  395.972947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.978500]  ? find_held_lock+0x36/0x1c0
[  395.982578]  ? mark_held_locks+0xc7/0x130
[  395.986739]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.991852]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.996966]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  396.001560]  ? trace_hardirqs_on+0xbd/0x310
[  396.005894]  ? kasan_check_read+0x11/0x20
[  396.010068]  ? ___ratelimit+0x3b4/0x672
[  396.015018]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.020156]  ? trace_hardirqs_on+0x310/0x310
[  396.024577]  ? lock_downgrade+0x900/0x900
[  396.028761]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.033878]  ? ___ratelimit+0x3b9/0x672
[  396.037868]  ? idr_get_free+0xec0/0xec0
[  396.041853]  ? find_held_lock+0x36/0x1c0
[  396.045936]  oom_kill_process.cold.27+0x10/0x903
[  396.050707]  ? zap_class+0x640/0x640
[  396.054436]  ? check_preemption_disabled+0x48/0x280
[  396.059470]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.064409]  ? kasan_check_read+0x11/0x20
[  396.068566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.073856]  ? oom_evaluate_task+0x540/0x540
[  396.078280]  ? find_held_lock+0x36/0x1c0
[  396.082367]  ? out_of_memory+0x974/0x1430
[  396.086525]  ? lock_downgrade+0x900/0x900
[  396.090680]  ? check_preemption_disabled+0x48/0x280
[  396.095713]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.100654]  ? kasan_check_read+0x11/0x20
[  396.104823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.110117]  ? rcu_softirq_qs+0x20/0x20
[  396.114113]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.120666]  ? oom_evaluate_task+0x302/0x540
[  396.125093]  out_of_memory+0xa84/0x1430
[  396.129096]  ? oom_killer_disable+0x3a0/0x3a0
[  396.133606]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  396.138550]  ? __mutex_add_waiter+0x2a0/0x2a0
[  396.143090]  __alloc_pages_slowpath+0x22d4/0x2d70
[  396.147976]  ? warn_alloc+0x120/0x120
[  396.151786]  ? rcu_softirq_qs+0x20/0x20
[  396.155798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.161353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.166902]  ? should_fail+0x22d/0xd01
[  396.170802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.175927]  ? zap_class+0x640/0x640
[  396.179682]  ? __lock_is_held+0xb5/0x140
[  396.183764]  ? mark_held_locks+0x130/0x130
[  396.188017]  ? lock_release+0xa00/0xa00
[  396.192046]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.197519]  ? __might_sleep+0x95/0x190
[  396.201510]  __alloc_pages_nodemask+0xa80/0xde0
[  396.206200]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  396.211230]  ? __page_cache_alloc+0x191/0x5c0
[  396.216781]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.221727]  ? kasan_check_read+0x11/0x20
[  396.225892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.231185]  ? zap_class+0x640/0x640
[  396.234920]  ? zap_class+0x640/0x640
[  396.238644]  ? zap_class+0x640/0x640
[  396.242369]  ? __do_page_cache_readahead+0x7ce/0x980
[  396.247488]  ? find_held_lock+0x36/0x1c0
[  396.251571]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  396.257133]  alloc_pages_current+0x173/0x350
[  396.261563]  __page_cache_alloc+0x38c/0x5c0
[  396.265895]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.270837]  ? kasan_check_read+0x11/0x20
[  396.274996]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.280363]  ? generic_perform_write+0x6a0/0x6a0
[  396.285136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.290686]  ? check_preemption_disabled+0x48/0x280
[  396.295766]  filemap_fault+0x1594/0x25f0
[  396.299854]  ? __lock_page_or_retry+0xa00/0xa00
[  396.304538]  ? mark_held_locks+0x130/0x130
[  396.308787]  ? rcu_softirq_qs+0x20/0x20
[  396.312778]  ? kasan_check_read+0x11/0x20
[  396.317955]  ? rcu_softirq_qs+0x20/0x20
[  396.321947]  ? filemap_map_pages+0xe04/0x1990
[  396.326460]  ? print_usage_bug+0xc0/0xc0
[  396.330534]  ? unwind_get_return_address+0x61/0xa0
[  396.335474]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  396.340415]  ? print_usage_bug+0xc0/0xc0
[  396.344491]  ? print_usage_bug+0xc0/0xc0
[  396.348566]  ? __lock_acquire+0x62f/0x4c20
[  396.352821]  ? save_stack+0x43/0xd0
[  396.356462]  ? __kasan_slab_free+0x102/0x150
[  396.360887]  ? kasan_slab_free+0xe/0x10
[  396.364875]  ? kmem_cache_free+0x83/0x290
[  396.369054]  ? __sigqueue_free.part.29+0x74/0x90
[  396.373845]  ? lock_acquire+0x1ed/0x520
[  396.377834]  ? ext4_filemap_fault+0x7a/0xad
[  396.382179]  ? lock_release+0xa00/0xa00
[  396.386169]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.391641]  ? print_usage_bug+0xc0/0xc0
[  396.395720]  ? print_usage_bug+0xc0/0xc0
[  396.399809]  ? down_read+0x8d/0x120
[  396.403445]  ? ext4_filemap_fault+0x7a/0xad
[  396.407776]  ? __down_interruptible+0x700/0x700
[  396.412465]  ext4_filemap_fault+0x82/0xad
[  396.416632]  __do_fault+0x100/0x6b0
[  396.421250]  ? pmd_devmap_trans_unstable+0x220/0x220
[  396.426373]  ? mark_held_locks+0x130/0x130
[  396.430623]  ? mark_held_locks+0x130/0x130
[  396.434872]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  396.440422]  ? rcu_pm_notify+0xc0/0xc0
[  396.444335]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.449893]  __handle_mm_fault+0x307c/0x5920
[  396.454327]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  396.459181]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.463694]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  396.468288]  ? trace_hardirqs_on+0xbd/0x310
[  396.472628]  ? kasan_check_read+0x11/0x20
[  396.476797]  ? __set_current_blocked+0xdf/0x120
[  396.481510]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.486661]  ? zap_class+0x640/0x640
[  396.490394]  ? zap_class+0x640/0x640
[  396.494132]  ? find_held_lock+0x36/0x1c0
[  396.498221]  ? handle_mm_fault+0x42a/0xc70
[  396.502474]  ? lock_downgrade+0x900/0x900
[  396.506690]  ? check_preemption_disabled+0x48/0x280
[  396.511735]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.516678]  ? kasan_check_read+0x11/0x20
[  396.521867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.527162]  ? rcu_softirq_qs+0x20/0x20
[  396.531171]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.536293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.541849]  ? check_preemption_disabled+0x48/0x280
[  396.546899]  handle_mm_fault+0x54f/0xc70
[  396.550975]  ? __handle_mm_fault+0x5920/0x5920
[  396.555579]  ? find_vma+0x34/0x190
[  396.559138]  __do_page_fault+0x5e8/0xe60
[  396.563213]  ? exit_to_usermode_loop+0x1f4/0x380
[  396.567991]  do_page_fault+0xf2/0x7e0
[  396.571825]  ? vmalloc_sync_all+0x30/0x30
[  396.575988]  ? error_entry+0x70/0xd0
[  396.579715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.584764]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.589704]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.594641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.599495]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.604523]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.609984]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.615012]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.620923]  ? page_fault+0x8/0x30
[  396.624485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.629343]  ? page_fault+0x8/0x30
[  396.632944]  page_fault+0x1e/0x30
[  396.636409] RIP: 0033:0x45db60
[  396.639621] Code: Bad RIP value.
[  396.642996] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  396.648391] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  396.655672] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  396.662947] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  396.670235] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  396.677513] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  396.684819] warn_alloc_show_mem: 1 callbacks suppressed
[  396.684832] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  396.684833] Mem-Info:
[  396.684864] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  396.684864]  active_file:14 inactive_file:14 isolated_file:0
[  396.684864]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.684864]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  396.684864]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  396.684864]  free:13738 free_pcp:524 free_cma:0
[  396.690219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.697249] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.699657] Call Trace:
[  396.733588] Node 0 
[  396.742948]  <IRQ>
[  396.770550] 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
[  396.773125]  dump_stack+0x244/0x39d
[  396.775342] lowmem_reserve[]:
[  396.777499]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.802988]  0 2818
[  396.806666]  warn_alloc.cold.117+0xb7/0x1bd
[  396.809744]  6321
[  396.814940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.817165]  6321
[  396.822460]  ? lock_downgrade+0x900/0x900
[  396.822484]  ? trace_hardirqs_off+0xb8/0x310
[  396.829385]  ? trace_hardirqs_off+0xb8/0x310
[  396.831432] Node 0 
[  396.835589]  __alloc_pages_slowpath+0x2660/0x2d70
[  396.840004] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  396.844416]  ? warn_alloc+0x120/0x120
[  396.846605] lowmem_reserve[]: 0
[  396.852001]  ? warn_alloc+0x120/0x120
[  396.878744]  0 3503
[  396.882567]  ? print_usage_bug+0xc0/0xc0
[  396.885824]  3503
[  396.889627]  ? warn_alloc+0x120/0x120
[  396.895916]  ? print_usage_bug+0xc0/0xc0
[  396.897996] Node 0 
[  396.901804]  ? __lock_acquire+0x62f/0x4c20
[  396.905869] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  396.908090]  ? __lock_acquire+0x62f/0x4c20
[  396.912313] lowmem_reserve[]:
[  396.941694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.945916]  0
[  396.949022]  ? should_fail+0x22d/0xd01
[  396.954565]  0
[  396.956464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.960335]  0
[  396.962145]  ? __lock_acquire+0x62f/0x4c20
[  396.967229]  0
[  396.969062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.973285] Node 0 
[  396.975093]  ? __lock_acquire+0x62f/0x4c20
[  396.980181] DMA: 
[  396.982420]  ? should_fail+0x22d/0xd01
[  396.986641] 1*4kB 
[  396.988707]  ? find_held_lock+0x36/0x1c0
[  396.992579] (U) 
[  396.994736]  ? mark_held_locks+0x130/0x130
[  396.998781] 0*8kB 
[  397.000764]  ? mark_held_locks+0x130/0x130
[  397.004988] 0*16kB 
[  397.007140]  ? zap_class+0x640/0x640
[  397.011360] 1*32kB 
[  397.013600]  ? zap_class+0x640/0x640
[  397.017303] (U) 
[  397.019541]  ? print_usage_bug+0xc0/0xc0
[  397.023243] 2*64kB 
[  397.025744]  ? do_raw_spin_unlock+0xa7/0x330
[  397.029795] (U) 
[  397.032061]  ? zap_class+0x640/0x640
[  397.036459] 1*128kB 
[  397.038438]  ? print_usage_bug+0xc0/0xc0
[  397.042137] (U) 
[  397.044467]  ? wq_watchdog_touch+0x9c/0xfe
[  397.048516] 1*256kB 
[  397.050502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.054720] (U) 
[  397.057073]  ? check_preemption_disabled+0x48/0x280
[  397.062599] 0*512kB 
[  397.064585]  ? __lock_is_held+0xb5/0x140
[  397.069580] 1*1024kB 
[  397.071912]  __alloc_pages_nodemask+0xa80/0xde0
[  397.075953] (U) 
[  397.078368]  ? zap_class+0x640/0x640
[  397.083023] 1*2048kB 
[  397.085048]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  397.088746] (M) 
[  397.091169]  ? find_held_lock+0x36/0x1c0
[  397.096164] 3*4096kB 
[  397.098156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.102194] (M) 
[  397.104612]  ? lock_downgrade+0x900/0x900
[  397.109265] = 15908kB
[  397.111248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.115378] Node 0 
[  397.117804]  cache_grow_begin+0xa5/0x8c0
[  397.123321] DMA32: 5*4kB 
[  397.126386]  ? do_raw_spin_unlock+0xa7/0x330
[  397.130432] (UM) 
[  397.133209]  fallback_alloc+0x204/0x2e0
[  397.137601] 1*8kB 
[  397.139674]  ____cache_alloc_node+0x1c7/0x1e0
[  397.143628] (U) 
[  397.145785]  kmem_cache_alloc_node+0xe3/0x730
[  397.150262] 3*16kB (UM) 
[  397.152255]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.156738] 2*32kB 
[  397.159422]  __alloc_skb+0x119/0x770
[  397.163638] (UM) 
[  397.165890]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.169583] 4*64kB (UM) 
[  397.171666]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.176926] 5*128kB 
[  397.179606]  ? lock_downgrade+0x900/0x900
[  397.183999] (UM) 
[  397.186339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.190470] 4*256kB 
[  397.192546]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.198088] (UM) 
[  397.200429]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.205872] 3*512kB 
[  397.207945]  ? addrconf_rs_timer+0x690/0x690
[  397.213371] (M) 3*1024kB 
[  397.215729]  ndisc_alloc_skb+0x144/0x340
[  397.220108] (UM) 3*2048kB 
[  397.222883]  ndisc_send_rs+0x331/0x6e0
[  397.227868] (UM) 3*4096kB 
[  397.230736]  addrconf_rs_timer+0x314/0x690
[  397.234599] (M) = 25100kB
[  397.237461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.241683] Node 0 
[  397.244458]  call_timer_fn+0x272/0x920
[  397.248665] Normal: 
[  397.250910]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.254783] 922*4kB 
[  397.257116]  ? process_timeout+0x40/0x40
[  397.261334] (UMEH) 
[  397.263667]  ? __run_timers+0x7da/0xc70
[  397.267704] 452*8kB (UME) 
[  397.269964]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.273920] 175*16kB 
[  397.276775]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.281256] (UMEH) 
[  397.283673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.283691]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.288172] 86*32kB (UMEH) 
[  397.290486]  ? trace_hardirqs_on+0xbd/0x310
[  397.294704] 11*64kB 
[  397.299295]  ? kasan_check_read+0x11/0x20
[  397.302214] (MH) 
[  397.306543]  ? __run_timers+0x7da/0xc70
[  397.308850] 1*128kB 
[  397.313004]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.315072] (H) 
[  397.319076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.321384] 1*256kB 
[  397.327485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.327506]  __run_timers+0x7e5/0xc70
[  397.329478] (H) 
[  397.333730]  ? timer_fixup_init+0x70/0x70
[  397.336052] 0*512kB 
[  397.340295]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.344085] 0*1024kB 
[  397.346082]  ? zap_class+0x640/0x640
[  397.350211] 0*2048kB 0*4096kB 
[  397.352554]  ? enqueue_hrtimer+0x1a5/0x560
[  397.357550] = 13944kB
[  397.359963]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.363665] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  397.366864]  ? find_held_lock+0x36/0x1c0
[  397.371092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  397.373502]  ? zap_class+0x640/0x640
[  397.378675] 2312 total pagecache pages
[  397.378693] 0 pages in swap cache
[  397.387531]  ? pvclock_read_flags+0x160/0x160
[  397.391620] Swap cache stats: add 0, delete 0, find 0/0
[  397.391629] Free swap  = 0kB
[  397.400216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.403916] Total swap = 0kB
[  397.407812]  ? check_preemption_disabled+0x48/0x280
[  397.411245] 1965979 pages RAM
[  397.415752]  ? __lock_is_held+0xb5/0x140
[  397.421095] 0 pages HighMem/MovableOnly
[  397.424121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.430666] 342867 pages reserved
[  397.433695]  ? check_preemption_disabled+0x48/0x280
[  397.438691] 0 pages cma reserved
[  397.441811]  run_timer_softirq+0x52/0xb0
[  397.445917] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.449835]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.455445] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.458818]  __do_softirq+0x308/0xb7e
[  397.463821] syz-fuzzer cpuset=
[  397.467198]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.471243] /
[  397.477744]  ? lock_downgrade+0x900/0x900
[  397.482757]  mems_allowed=0
[  397.492990]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.518368]  ? pvclock_read_flags+0x160/0x160
[  397.522881]  ? lapic_next_event+0x5a/0x90
[  397.527065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.533413]  ? kvm_clock_read+0x18/0x30
[  397.537404]  ? kvm_sched_clock_read+0x9/0x20
[  397.541828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.547381]  ? check_preemption_disabled+0x48/0x280
[  397.552417]  irq_exit+0x17f/0x1c0
[  397.555883]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.560740]  ? smp_reschedule_interrupt+0x109/0x650
[  397.565769]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.571668]  ? interrupt_entry+0xb5/0xc0
[  397.575742]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.580768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.585806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.590663]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.595686]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.600714]  ? task_prio+0x50/0x50
[  397.604266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.609818]  ? check_preemption_disabled+0x48/0x280
[  397.614853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.619721]  apic_timer_interrupt+0xf/0x20
[  397.623959]  </IRQ>
[  397.626212] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  397.631844] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  397.650758] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  397.658486] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.665762] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  397.673057] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  397.680337] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  397.687615] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  397.694940]  skb_clone+0x1bb/0x500
[  397.698684]  ? skb_split+0x11e0/0x11e0
[  397.702585]  ? check_preemption_disabled+0x48/0x280
[  397.707617]  ? __this_cpu_preempt_check+0x1c/0x20
[  397.712472]  ? __bpf_redirect+0x54b/0xb20
[  397.716643]  bpf_clone_redirect+0xb9/0x490
[  397.721163]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  397.726193]  ? __sched_text_start+0x8/0x8
[  397.730421]  ? find_held_lock+0x36/0x1c0
[  397.735114]  ? lock_acquire+0x1ed/0x520
[  397.739101]  ? bpf_test_run+0x3cb/0x780
[  397.743097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.748650]  ? check_preemption_disabled+0x48/0x280
[  397.753688]  ? kasan_check_read+0x11/0x20
[  397.757854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.763148]  ? rcu_softirq_qs+0x20/0x20
[  397.767137]  ? preempt_schedule+0x4d/0x60
[  397.771298]  ? ___preempt_schedule+0x16/0x18
[  397.775725]  ? bpf_test_run+0x25d/0x780
[  397.779724]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.784146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.789696]  ? bpf_test_init.isra.10+0x70/0x100
[  397.794382]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  397.799157]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.804011]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.809579]  ? fput+0x130/0x1a0
[  397.812870]  ? __bpf_prog_get+0x9b/0x290
[  397.816944]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.821802]  ? bpf_prog_test_run+0x130/0x1a0
[  397.826234]  ? __x64_sys_bpf+0x3d8/0x520
[  397.830308]  ? bpf_prog_get+0x20/0x20
[  397.834770]  ? do_syscall_64+0x1b9/0x820
[  397.838848]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.844227]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.849170]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.854198]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.859229]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  397.865909]  ? __switch_to_asm+0x40/0x70
[  397.869985]  ? __switch_to_asm+0x34/0x70
[  397.874087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.878955]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.884350] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  397.884427] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.891047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.891056] Call Trace:
[  397.897635] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.906898]  <IRQ>
[  397.909478] syz-executor3 cpuset=
[  397.919966]  dump_stack+0x244/0x39d
[  397.922102] syz3
[  397.925558]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.929171]  mems_allowed=0
[  397.931157]  warn_alloc.cold.117+0xb7/0x1bd
[  397.944360]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.949223]  ? lock_downgrade+0x900/0x900
[  397.953395]  ? trace_hardirqs_off+0xb8/0x310
[  397.957825]  ? trace_hardirqs_off+0xb8/0x310
[  397.962256]  __alloc_pages_slowpath+0x2660/0x2d70
[  397.967144]  ? warn_alloc+0x120/0x120
[  397.970966]  ? warn_alloc+0x120/0x120
[  397.974783]  ? print_usage_bug+0xc0/0xc0
[  397.978873]  ? warn_alloc+0x120/0x120
[  397.982691]  ? print_usage_bug+0xc0/0xc0
[  397.986831]  ? __lock_acquire+0x62f/0x4c20
[  397.991082]  ? __lock_acquire+0x62f/0x4c20
[  397.995338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.000885]  ? should_fail+0x22d/0xd01
[  398.004789]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.010090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.015208]  ? __lock_acquire+0x62f/0x4c20
[  398.019458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.024570]  ? __lock_acquire+0x62f/0x4c20
[  398.028813]  ? should_fail+0x22d/0xd01
[  398.032714]  ? rcu_irq_exit+0x1a2/0x390
[  398.037770]  ? mark_held_locks+0x130/0x130
[  398.042022]  ? mark_held_locks+0x130/0x130
[  398.046295]  ? mark_held_locks+0xc7/0x130
[  398.050461]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  398.055490]  ? zap_class+0x640/0x640
[  398.059214]  ? print_usage_bug+0xc0/0xc0
[  398.063289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.068846]  ? check_preemption_disabled+0x48/0x280
[  398.073887]  ? __lock_is_held+0xb5/0x140
[  398.078021]  __alloc_pages_nodemask+0xa80/0xde0
[  398.082724]  ? zap_class+0x640/0x640
[  398.086455]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  398.091493]  ? find_held_lock+0x36/0x1c0
[  398.095582]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.100263]  ? lock_downgrade+0x900/0x900
[  398.104431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.109986]  cache_grow_begin+0xa5/0x8c0
[  398.114077]  ? do_raw_spin_unlock+0xa7/0x330
[  398.118506]  fallback_alloc+0x204/0x2e0
[  398.122498]  ____cache_alloc_node+0x1c7/0x1e0
[  398.127011]  kmem_cache_alloc_node+0xe3/0x730
[  398.131538]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.136812]  __alloc_skb+0x119/0x770
[  398.140544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.145841]  ? netdev_alloc_frag+0x1f0/0x1f0
[  398.150263]  ? lock_downgrade+0x900/0x900
[  398.154434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.159985]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.165450]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.170915]  ? addrconf_rs_timer+0x690/0x690
[  398.175350]  ndisc_alloc_skb+0x144/0x340
[  398.179431]  ndisc_send_rs+0x331/0x6e0
[  398.183340]  addrconf_rs_timer+0x314/0x690
[  398.187594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.191853]  call_timer_fn+0x272/0x920
[  398.195749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.199997]  ? process_timeout+0x40/0x40
[  398.204113]  ? mark_held_locks+0xc7/0x130
[  398.208280]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.212791]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.217304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.221558]  ? lockdep_hardirqs_on+0x296/0x5b0
[  398.226156]  ? trace_hardirqs_on+0xbd/0x310
[  398.230488]  ? kasan_check_read+0x11/0x20
[  398.234650]  ? __run_timers+0x7da/0xc70
[  398.239635]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.244755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.249005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.253271]  __run_timers+0x7e5/0xc70
[  398.257102]  ? timer_fixup_init+0x70/0x70
[  398.261324]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.266353]  ? zap_class+0x640/0x640
[  398.270094]  ? print_usage_bug+0xc0/0xc0
[  398.274167]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.279377]  ? find_held_lock+0x36/0x1c0
[  398.283458]  ? zap_class+0x640/0x640
[  398.287192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.292740]  ? check_preemption_disabled+0x48/0x280
[  398.297778]  ? __lock_is_held+0xb5/0x140
[  398.301853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.307400]  ? check_preemption_disabled+0x48/0x280
[  398.312435]  run_timer_softirq+0x52/0xb0
[  398.316509]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.321535]  __do_softirq+0x308/0xb7e
[  398.325352]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.329858]  ? lock_downgrade+0x900/0x900
[  398.334053]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.340101]  ? pvclock_read_flags+0x160/0x160
[  398.344614]  ? lapic_next_event+0x5a/0x90
[  398.348776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.354338]  ? kvm_clock_read+0x18/0x30
[  398.358325]  ? kvm_sched_clock_read+0x9/0x20
[  398.362749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.368309]  ? check_preemption_disabled+0x48/0x280
[  398.373401]  irq_exit+0x17f/0x1c0
[  398.376869]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.381719]  ? smp_reschedule_interrupt+0x109/0x650
[  398.386750]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.392646]  ? interrupt_entry+0xb5/0xc0
[  398.396724]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.401755]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.406785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.411640]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.416724]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.421752]  ? task_prio+0x50/0x50
[  398.425312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.430918]  ? check_preemption_disabled+0x48/0x280
[  398.435954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.441816]  apic_timer_interrupt+0xf/0x20
[  398.446073]  </IRQ>
[  398.448332] RIP: 0010:console_unlock+0xffa/0x1160
[  398.453192] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  398.472107] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  398.479831] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  398.487112] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  398.494394] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  398.501671] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  398.508951] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  398.516243]  ? netconsole_netdev_event+0x280/0x280
[  398.521193]  ? console_unlock+0xff1/0x1160
[  398.525460]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  398.530144]  ? lock_release+0xa00/0xa00
[  398.534137]  ? interrupt_entry+0xc0/0xc0
[  398.538223]  vprintk_emit+0x33d/0x930
[  398.543077]  ? wake_up_klogd+0x180/0x180
[  398.547152]  ? attach_entity_load_avg+0x810/0x860
[  398.552005]  ? __lock_acquire+0x600/0x4c20
[  398.556276]  ? mark_held_locks+0x130/0x130
[  398.560525]  ? print_usage_bug+0xc0/0xc0
[  398.564607]  ? find_held_lock+0x36/0x1c0
[  398.568688]  ? mark_held_locks+0xc7/0x130
[  398.572851]  vprintk_default+0x28/0x30
[  398.576748]  vprintk_func+0x7e/0x181
[  398.580473]  printk+0xa7/0xcf
[  398.583590]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  398.588373]  show_free_areas.cold.118+0x1e0b/0x215d
[  398.593426]  ? si_meminfo_node+0x260/0x260
[  398.597680]  ? __lock_acquire+0x62f/0x4c20
[  398.601931]  ? __lock_acquire+0x62f/0x4c20
[  398.606176]  ? __lock_is_held+0xb5/0x140
[  398.610268]  ? mark_held_locks+0x130/0x130
[  398.614529]  ? zap_class+0x640/0x640
[  398.618257]  ? put_dec+0x3b/0xf0
[  398.621636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.627194]  ? find_held_lock+0x36/0x1c0
[  398.631275]  ? serial8250_console_write+0x8b3/0xb10
[  398.636315]  ? lock_downgrade+0x900/0x900
[  398.641450]  ? zap_class+0x640/0x640
[  398.645181]  ? zap_class+0x640/0x640
[  398.648913]  ? print_usage_bug+0xc0/0xc0
[  398.652982]  ? do_raw_spin_unlock+0xa7/0x330
[  398.657407]  ? trace_hardirqs_on+0x310/0x310
[  398.661835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.667395]  ? find_held_lock+0x36/0x1c0
[  398.671510]  ? mark_held_locks+0xc7/0x130
[  398.675677]  ? console_unlock+0xfcd/0x1160
[  398.679921]  ? netconsole_netdev_event+0x280/0x280
[  398.684863]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  398.689461]  ? trace_hardirqs_on+0xbd/0x310
[  398.693795]  ? vprintk_emit+0x33d/0x930
[  398.697783]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.702905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.708466]  ? netconsole_netdev_event+0x280/0x280
[  398.713415]  ? console_unlock+0x8d8/0x1160
[  398.717675]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  398.722362]  ? lock_release+0xa00/0xa00
[  398.726349]  ? preempt_count_add+0xbc/0x1b0
[  398.730680]  ? wake_up_klogd+0x11a/0x180
[  398.734751]  ? console_device+0xc0/0xc0
[  398.738747]  ? vprintk_emit+0x268/0x930
[  398.743632]  ? wake_up_klogd+0x180/0x180
[  398.747702]  ? trace_hardirqs_on_caller+0xc0/0x310
[  398.752650]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.757417]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.762965]  ? retint_kernel+0x1b/0x2d
[  398.766862]  ? trace_hardirqs_on+0x310/0x310
[  398.771296]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.776108]  ? trace_initcall_level+0x80/0x31b
[  398.780703]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  398.785475]  ? show_mem+0x1e/0x17b
[  398.789058]  show_mem+0x34/0x17b
[  398.792448]  dump_header+0x2f1/0xf72
[  398.796185]  ? mark_held_locks+0x130/0x130
[  398.800432]  ? pagefault_out_of_memory+0x197/0x197
[  398.805384]  ? __lock_acquire+0x62f/0x4c20
[  398.809631]  ? zap_class+0x640/0x640
[  398.813359]  ? percpu_ref_get_many+0x240/0x240
[  398.817952]  ? print_usage_bug+0xc0/0xc0
[  398.822044]  ? print_usage_bug+0xc0/0xc0
[  398.826124]  ? zap_class+0x640/0x640
[  398.829851]  ? print_usage_bug+0xc0/0xc0
[  398.833927]  ? print_usage_bug+0xc0/0xc0
[  398.838006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.844555]  ? find_held_lock+0x36/0x1c0
[  398.848635]  ? mark_held_locks+0xc7/0x130
[  398.853075]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.858286]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.863409]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  398.868001]  ? trace_hardirqs_on+0xbd/0x310
[  398.872357]  ? kasan_check_read+0x11/0x20
[  398.876518]  ? ___ratelimit+0x3b4/0x672
[  398.880507]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.885626]  ? trace_hardirqs_on+0x310/0x310
[  398.890064]  ? lock_downgrade+0x900/0x900
[  398.894234]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.899347]  ? ___ratelimit+0x3b9/0x672
[  398.903345]  ? idr_get_free+0xec0/0xec0
[  398.907337]  ? find_held_lock+0x36/0x1c0
[  398.911420]  oom_kill_process.cold.27+0x10/0x903
[  398.916192]  ? zap_class+0x640/0x640
[  398.919920]  ? check_preemption_disabled+0x48/0x280
[  398.924965]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.929914]  ? kasan_check_read+0x11/0x20
[  398.934101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.939395]  ? oom_evaluate_task+0x540/0x540
[  398.944793]  ? find_held_lock+0x36/0x1c0
[  398.948873]  ? out_of_memory+0x974/0x1430
[  398.953054]  ? lock_downgrade+0x900/0x900
[  398.957222]  ? check_preemption_disabled+0x48/0x280
[  398.962257]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.967206]  ? kasan_check_read+0x11/0x20
[  398.971367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.976660]  ? rcu_softirq_qs+0x20/0x20
[  398.980652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.986204]  ? oom_evaluate_task+0x302/0x540
[  398.990630]  out_of_memory+0xa84/0x1430
[  398.994629]  ? oom_killer_disable+0x3a0/0x3a0
[  398.999139]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  399.004094]  ? __mutex_add_waiter+0x2a0/0x2a0
[  399.008617]  __alloc_pages_slowpath+0x22d4/0x2d70
[  399.013502]  ? warn_alloc+0x120/0x120
[  399.017319]  ? rcu_softirq_qs+0x20/0x20
[  399.021343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.026895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.032440]  ? should_fail+0x22d/0xd01
[  399.036342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.041457]  ? zap_class+0x640/0x640
[  399.046172]  ? __lock_is_held+0xb5/0x140
[  399.050254]  ? mark_held_locks+0x130/0x130
[  399.054502]  ? lock_release+0xa00/0xa00
[  399.058494]  ? perf_trace_sched_process_exec+0x860/0x860
[  399.063973]  ? __might_sleep+0x95/0x190
[  399.067968]  __alloc_pages_nodemask+0xa80/0xde0
[  399.072659]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  399.077691]  ? __page_cache_alloc+0x191/0x5c0
[  399.082200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.087140]  ? kasan_check_read+0x11/0x20
[  399.091308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.096603]  ? zap_class+0x640/0x640
[  399.100337]  ? zap_class+0x640/0x640
[  399.104079]  ? zap_class+0x640/0x640
[  399.107804]  ? __do_page_cache_readahead+0x7ce/0x980
[  399.112923]  ? find_held_lock+0x36/0x1c0
[  399.117005]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  399.122584]  alloc_pages_current+0x173/0x350
[  399.127009]  __page_cache_alloc+0x38c/0x5c0
[  399.131363]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.136311]  ? kasan_check_read+0x11/0x20
[  399.140473]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.146724]  ? generic_perform_write+0x6a0/0x6a0
[  399.151498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.157068]  ? check_preemption_disabled+0x48/0x280
[  399.162108]  filemap_fault+0x1594/0x25f0
[  399.166196]  ? __lock_page_or_retry+0xa00/0xa00
[  399.170887]  ? mark_held_locks+0x130/0x130
[  399.175137]  ? rcu_softirq_qs+0x20/0x20
[  399.179129]  ? kasan_check_read+0x11/0x20
[  399.183290]  ? rcu_softirq_qs+0x20/0x20
[  399.187291]  ? filemap_map_pages+0xe04/0x1990
[  399.191815]  ? print_usage_bug+0xc0/0xc0
[  399.195896]  ? unwind_get_return_address+0x61/0xa0
[  399.200840]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  399.205784]  ? print_usage_bug+0xc0/0xc0
[  399.209862]  ? print_usage_bug+0xc0/0xc0
[  399.213940]  ? __lock_acquire+0x62f/0x4c20
[  399.218188]  ? save_stack+0x43/0xd0
[  399.221823]  ? __kasan_slab_free+0x102/0x150
[  399.226242]  ? kasan_slab_free+0xe/0x10
[  399.230223]  ? kmem_cache_free+0x83/0x290
[  399.234380]  ? __sigqueue_free.part.29+0x74/0x90
[  399.239176]  ? lock_acquire+0x1ed/0x520
[  399.243160]  ? ext4_filemap_fault+0x7a/0xad
[  399.248545]  ? lock_release+0xa00/0xa00
[  399.252532]  ? perf_trace_sched_process_exec+0x860/0x860
[  399.258000]  ? print_usage_bug+0xc0/0xc0
[  399.262099]  ? print_usage_bug+0xc0/0xc0
[  399.266188]  ? down_read+0x8d/0x120
[  399.269824]  ? ext4_filemap_fault+0x7a/0xad
[  399.274159]  ? __down_interruptible+0x700/0x700
[  399.278849]  ext4_filemap_fault+0x82/0xad
[  399.283011]  __do_fault+0x100/0x6b0
[  399.286725]  ? pmd_devmap_trans_unstable+0x220/0x220
[  399.291850]  ? mark_held_locks+0x130/0x130
[  399.296099]  ? mark_held_locks+0x130/0x130
[  399.300353]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  399.305901]  ? rcu_pm_notify+0xc0/0xc0
[  399.309810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.315364]  __handle_mm_fault+0x307c/0x5920
[  399.319791]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  399.324644]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.329149]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  399.333743]  ? trace_hardirqs_on+0xbd/0x310
[  399.338089]  ? kasan_check_read+0x11/0x20
[  399.342245]  ? __set_current_blocked+0xdf/0x120
[  399.347933]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.353081]  ? zap_class+0x640/0x640
[  399.356804]  ? zap_class+0x640/0x640
[  399.360541]  ? find_held_lock+0x36/0x1c0
[  399.364723]  ? handle_mm_fault+0x42a/0xc70
[  399.368974]  ? lock_downgrade+0x900/0x900
[  399.373135]  ? check_preemption_disabled+0x48/0x280
[  399.378176]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.383117]  ? kasan_check_read+0x11/0x20
[  399.387277]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.392572]  ? rcu_softirq_qs+0x20/0x20
[  399.396556]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.401671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.407223]  ? check_preemption_disabled+0x48/0x280
[  399.412257]  handle_mm_fault+0x54f/0xc70
[  399.416338]  ? __handle_mm_fault+0x5920/0x5920
[  399.420941]  ? find_vma+0x34/0x190
[  399.424506]  __do_page_fault+0x5e8/0xe60
[  399.428585]  ? exit_to_usermode_loop+0x1f4/0x380
[  399.433366]  do_page_fault+0xf2/0x7e0
[  399.437182]  ? vmalloc_sync_all+0x30/0x30
[  399.441342]  ? error_entry+0x70/0xd0
[  399.445087]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.451108]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.456070]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.461010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.465885]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.470912]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.476386]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.481412]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.486445]  ? page_fault+0x8/0x30
[  399.490001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.494874]  ? page_fault+0x8/0x30
[  399.498433]  page_fault+0x1e/0x30
[  399.501903] RIP: 0033:0x45db60
[  399.505121] Code: Bad RIP value.
[  399.508503] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  399.513874] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  399.521151] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  399.528428] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  399.535703] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  399.542977] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  399.551270] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  399.551276] warn_alloc_show_mem: 1 callbacks suppressed
[  399.551283] Mem-Info:
[  399.558314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.563694] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  399.563694]  active_file:14 inactive_file:14 isolated_file:0
[  399.563694]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.563694]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  399.563694]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  399.563694]  free:13738 free_pcp:524 free_cma:0
[  399.566081] Call Trace:
[  399.575478] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.608426]  <IRQ>
[  399.611010] Node 0 
[  399.638628]  dump_stack+0x244/0x39d
[  399.640781] 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
[  399.642999]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.646612] lowmem_reserve[]:
[  399.672833]  warn_alloc.cold.117+0xb7/0x1bd
[  399.677999]  0
[  399.681113]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.685417]  2818
[  399.687226]  ? lock_downgrade+0x900/0x900
[  399.692068]  6321 6321
[  399.694150]  ? trace_hardirqs_off+0xb8/0x310
[  399.700784]  ? trace_hardirqs_off+0xb8/0x310
[  399.705180] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  399.709679]  __alloc_pages_slowpath+0x2660/0x2d70
[  399.709721]  ? warn_alloc+0x120/0x120
[  399.737234] lowmem_reserve[]: 0
[  399.742112]  ? warn_alloc+0x120/0x120
[  399.745885]  0
[  399.749174]  ? print_usage_bug+0xc0/0xc0
[  399.753928]  3503 3503
[  399.755745]  ? warn_alloc+0x120/0x120
[  399.762296]  ? print_usage_bug+0xc0/0xc0
[  399.766086] Node 0 
[  399.770147]  ? __lock_acquire+0x62f/0x4c20
[  399.770179] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  399.770186] lowmem_reserve[]:
[  399.772428]  ? __lock_acquire+0x62f/0x4c20
[  399.776650]  0
[  399.805206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.808297]  0
[  399.812538]  ? should_fail+0x22d/0xd01
[  399.814329]  0
[  399.819873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.821657]  0
[  399.825553]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.832623]  ? __lock_acquire+0x62f/0x4c20
[  399.834412] Node 0 
[  399.839515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.843738] DMA: 
[  399.845978]  ? __lock_acquire+0x62f/0x4c20
[  399.851076] 1*4kB 
[  399.853881]  ? should_fail+0x22d/0xd01
[  399.853899]  ? rcu_irq_exit+0x1a2/0x390
[  399.858121] (U) 
[  399.860281]  ? mark_held_locks+0x130/0x130
[  399.864150] 0*8kB 
[  399.868129]  ? mark_held_locks+0x130/0x130
[  399.870095] 0*16kB 
[  399.874334]  ? mark_held_locks+0xc7/0x130
[  399.876473] 1*32kB 
[  399.880710]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.882935] (U) 
[  399.887141]  ? zap_class+0x640/0x640
[  399.889367] 2*64kB 
[  399.894384]  ? print_usage_bug+0xc0/0xc0
[  399.896347] (U) 
[  399.900084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.902307] 1*128kB 
[  399.906372]  ? check_preemption_disabled+0x48/0x280
[  399.908332] (U) 
[  399.913877]  ? __lock_is_held+0xb5/0x140
[  399.916183] 1*256kB 
[  399.921207]  __alloc_pages_nodemask+0xa80/0xde0
[  399.923166] (U) 
[  399.927229]  ? zap_class+0x640/0x640
[  399.929541] 0*512kB 
[  399.934265]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  399.936229] 1*1024kB 
[  399.939951]  ? find_held_lock+0x36/0x1c0
[  399.942246] (U) 1*2048kB 
[  399.947279]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.949668] (M) 
[  399.954551]  ? lock_downgrade+0x900/0x900
[  399.957295] 3*4096kB 
[  399.961973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.963942] (M) 
[  399.968100]  cache_grow_begin+0xa5/0x8c0
[  399.970496] = 15908kB
[  399.976057]  ? do_raw_spin_unlock+0xa7/0x330
[  399.978021] Node 0 
[  399.982109]  fallback_alloc+0x204/0x2e0
[  399.984501] DMA32: 
[  399.988915]  ____cache_alloc_node+0x1c7/0x1e0
[  399.991135] 5*4kB 
[  399.995116]  kmem_cache_alloc_node+0xe3/0x730
[  399.997336] (UM) 
[  400.001838]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.003976] 1*8kB 
[  400.008478]  __alloc_skb+0x119/0x770
[  400.010524] (U) 
[  400.014768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.016905] 3*16kB 
[  400.020621]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.022583] (UM) 
[  400.027862]  ? lock_downgrade+0x900/0x900
[  400.030088] 2*32kB 
[  400.034523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.036568] (UM) 
[  400.040722]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.042943] 4*64kB 
[  400.048483]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.050530] (UM) 
[  400.056887]  ? addrconf_rs_timer+0x690/0x690
[  400.059115] 5*128kB 
[  400.064575]  ndisc_alloc_skb+0x144/0x340
[  400.066620] (UM) 
[  400.071054]  ndisc_send_rs+0x331/0x6e0
[  400.073364] 4*256kB 
[  400.077429]  addrconf_rs_timer+0x314/0x690
[  400.079477] (UM) 
[  400.083370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.085679] 3*512kB 
[  400.089925]  call_timer_fn+0x272/0x920
[  400.091965] (M) 
[  400.096203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.098519] 3*1024kB 
[  400.102413]  ? process_timeout+0x40/0x40
[  400.104376] (UM) 
[  400.108618]  ? __run_timers+0x7da/0xc70
[  400.111015] 3*2048kB 
[  400.115101]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.117148] (UM) 
[  400.121129]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.123528] 3*4096kB 
[  400.128023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.130091] (M) 
[  400.134594]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.136995] = 25100kB
[  400.141232]  ? trace_hardirqs_on+0xbd/0x310
[  400.143196] Node 0 
[  400.147786]  ? kasan_check_read+0x11/0x20
[  400.150182] Normal: 
[  400.155469]  ? __run_timers+0x7da/0xc70
[  400.155487]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.157771] 922*4kB 
[  400.161922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.164235] (UMEH) 
[  400.168212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.173306] 452*8kB 
[  400.175629]  __run_timers+0x7e5/0xc70
[  400.179850] (UME) 
[  400.182104]  ? timer_fixup_init+0x70/0x70
[  400.186322] 175*16kB 
[  400.188650]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.192437] (UMEH) 
[  400.194592]  ? zap_class+0x640/0x640
[  400.198728] 86*32kB 
[  400.201143]  ? enqueue_hrtimer+0x1a5/0x560
[  400.206148] (UMEH) 
[  400.208391]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.212085] 11*64kB (MH) 
[  400.214424]  ? find_held_lock+0x36/0x1c0
[  400.218640] 1*128kB 
[  400.220880]  ? zap_class+0x640/0x640
[  400.226069] (H) 
[  400.228837]  ? pvclock_read_flags+0x160/0x160
[  400.232880] 1*256kB 
[  400.235212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.238905] (H) 
[  400.240885]  ? check_preemption_disabled+0x48/0x280
[  400.245362] 0*512kB 0*1024kB 
[  400.247706]  ? __lock_is_held+0xb5/0x140
[  400.253222] 0*2048kB 
[  400.255203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.261177] 0*4096kB = 13944kB
[  400.264298]  ? check_preemption_disabled+0x48/0x280
[  400.268356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  400.270768]  run_timer_softirq+0x52/0xb0
[  400.276294] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  400.279489]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.284495] 2312 total pagecache pages
[  400.293339]  __do_softirq+0x308/0xb7e
[  400.297395] 0 pages in swap cache
[  400.305973]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.311049] Swap cache stats: add 0, delete 0, find 0/0
[  400.314941]  ? lock_downgrade+0x900/0x900
[  400.318726] Free swap  = 0kB
[  400.322182]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.326659] Total swap = 0kB
[  400.332051]  ? pvclock_read_flags+0x160/0x160
[  400.336186] 1965979 pages RAM
[  400.339211]  ? lapic_next_event+0x5a/0x90
[  400.344305] 0 pages HighMem/MovableOnly
[  400.347325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.351804] 342867 pages reserved
[  400.351813] 0 pages cma reserved
[  400.354923]  ? kvm_clock_read+0x18/0x30
[  400.360083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.363975]  ? kvm_sched_clock_read+0x9/0x20
[  400.363991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.364010]  ? check_preemption_disabled+0x48/0x280
[  400.369612] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.373019]  irq_exit+0x17f/0x1c0
[  400.376385] syz-fuzzer cpuset=
[  400.380360]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.386835] /
[  400.391249]  ? smp_reschedule_interrupt+0x109/0x650
[  400.396779]  mems_allowed=0
[  400.401805]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.439062]  ? interrupt_entry+0xb5/0xc0
[  400.443140]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.448167]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.453199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.458863]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.463892]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.468923]  ? task_prio+0x50/0x50
[  400.472478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.478048]  ? check_preemption_disabled+0x48/0x280
[  400.483097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.487962]  apic_timer_interrupt+0xf/0x20
[  400.492201]  </IRQ>
[  400.494450] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  400.499394] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  400.518300] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  400.526020] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  400.533319] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  400.540594] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  400.547871] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  400.555148] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  400.563275]  skb_clone+0x1bb/0x500
[  400.566831]  ? skb_split+0x11e0/0x11e0
[  400.570732]  ? check_preemption_disabled+0x48/0x280
[  400.575769]  ? __this_cpu_preempt_check+0x1c/0x20
[  400.580634]  ? __bpf_redirect+0x54b/0xb20
[  400.584808]  bpf_clone_redirect+0xb9/0x490
[  400.589086]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  400.594118]  ? __sched_text_start+0x8/0x8
[  400.598292]  ? find_held_lock+0x36/0x1c0
[  400.602380]  ? lock_acquire+0x1ed/0x520
[  400.606370]  ? bpf_test_run+0x3cb/0x780
[  400.610355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.615904]  ? check_preemption_disabled+0x48/0x280
[  400.620937]  ? kasan_check_read+0x11/0x20
[  400.625102]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.630391]  ? rcu_softirq_qs+0x20/0x20
[  400.634380]  ? preempt_schedule+0x4d/0x60
[  400.638540]  ? ___preempt_schedule+0x16/0x18
[  400.642970]  ? bpf_test_run+0x25d/0x780
[  400.646968]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.651395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.656945]  ? bpf_test_init.isra.10+0x70/0x100
[  400.662531]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  400.667312]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.672168]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.677721]  ? fput+0x130/0x1a0
[  400.681016]  ? __bpf_prog_get+0x9b/0x290
[  400.685115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.689969]  ? bpf_prog_test_run+0x130/0x1a0
[  400.694392]  ? __x64_sys_bpf+0x3d8/0x520
[  400.698464]  ? bpf_prog_get+0x20/0x20
[  400.702297]  ? do_syscall_64+0x1b9/0x820
[  400.706372]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.711752]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.716697]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.721725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.726753]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  400.733429]  ? __switch_to_asm+0x40/0x70
[  400.737503]  ? __switch_to_asm+0x34/0x70
[  400.741580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.746443]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.751841] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  400.751910] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.758518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.758527] Call Trace:
[  400.765796] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.775075]  <IRQ>
[  400.777654] syz-executor3 cpuset=
[  400.788145]  dump_stack+0x244/0x39d
[  400.790277] syz3
[  400.793738]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.797348]  mems_allowed=0
[  400.799338]  warn_alloc.cold.117+0xb7/0x1bd
[  400.811757]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.816618]  ? lock_downgrade+0x900/0x900
[  400.820784]  ? trace_hardirqs_off+0xb8/0x310
[  400.825208]  ? trace_hardirqs_off+0xb8/0x310
[  400.829634]  __alloc_pages_slowpath+0x2660/0x2d70
[  400.834517]  ? warn_alloc+0x120/0x120
[  400.838339]  ? warn_alloc+0x120/0x120
[  400.842155]  ? print_usage_bug+0xc0/0xc0
[  400.846229]  ? warn_alloc+0x120/0x120
[  400.850278]  ? print_usage_bug+0xc0/0xc0
[  400.854356]  ? __lock_acquire+0x62f/0x4c20
[  400.858603]  ? __lock_acquire+0x62f/0x4c20
[  400.863820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.869372]  ? should_fail+0x22d/0xd01
[  400.873275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.878397]  ? __lock_acquire+0x62f/0x4c20
[  400.882643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.887754]  ? __lock_acquire+0x62f/0x4c20
[  400.891999]  ? should_fail+0x22d/0xd01
[  400.895914]  ? find_held_lock+0x36/0x1c0
[  400.899997]  ? mark_held_locks+0x130/0x130
[  400.904270]  ? mark_held_locks+0x130/0x130
[  400.908518]  ? zap_class+0x640/0x640
[  400.912242]  ? zap_class+0x640/0x640
[  400.915970]  ? print_usage_bug+0xc0/0xc0
[  400.920058]  ? do_raw_spin_unlock+0xa7/0x330
[  400.924476]  ? zap_class+0x640/0x640
[  400.928203]  ? print_usage_bug+0xc0/0xc0
[  400.932273]  ? wq_watchdog_touch+0x9c/0xfe
[  400.936527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.942090]  ? check_preemption_disabled+0x48/0x280
[  400.947128]  ? __lock_is_held+0xb5/0x140
[  400.951207]  __alloc_pages_nodemask+0xa80/0xde0
[  400.955886]  ? zap_class+0x640/0x640
[  400.959619]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  400.965629]  ? find_held_lock+0x36/0x1c0
[  400.969718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.974398]  ? lock_downgrade+0x900/0x900
[  400.978565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.984121]  cache_grow_begin+0xa5/0x8c0
[  400.988197]  ? do_raw_spin_unlock+0xa7/0x330
[  400.992625]  fallback_alloc+0x204/0x2e0
[  400.996620]  ____cache_alloc_node+0x1c7/0x1e0
[  401.001136]  kmem_cache_alloc_node+0xe3/0x730
[  401.005642]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.009902]  __alloc_skb+0x119/0x770
[  401.013627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.018917]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.023334]  ? lock_downgrade+0x900/0x900
[  401.027506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.033078]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.038547]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.044013]  ? addrconf_rs_timer+0x690/0x690
[  401.048466]  ndisc_alloc_skb+0x144/0x340
[  401.052544]  ndisc_send_rs+0x331/0x6e0
[  401.056455]  addrconf_rs_timer+0x314/0x690
[  401.060706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.065991]  call_timer_fn+0x272/0x920
[  401.069892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.074195]  ? process_timeout+0x40/0x40
[  401.078279]  ? mark_held_locks+0xc7/0x130
[  401.082450]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.086955]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.091459]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.095704]  ? lockdep_hardirqs_on+0x296/0x5b0
[  401.100310]  ? trace_hardirqs_on+0xbd/0x310
[  401.104642]  ? kasan_check_read+0x11/0x20
[  401.108801]  ? __run_timers+0x7da/0xc70
[  401.112839]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.117963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.122220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.126464]  __run_timers+0x7e5/0xc70
[  401.130295]  ? timer_fixup_init+0x70/0x70
[  401.134466]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.139498]  ? zap_class+0x640/0x640
[  401.143227]  ? print_usage_bug+0xc0/0xc0
[  401.147305]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.152518]  ? find_held_lock+0x36/0x1c0
[  401.156597]  ? zap_class+0x640/0x640
[  401.160331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.166897]  ? check_preemption_disabled+0x48/0x280
[  401.171933]  ? __lock_is_held+0xb5/0x140
[  401.176010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.181579]  ? check_preemption_disabled+0x48/0x280
[  401.186616]  run_timer_softirq+0x52/0xb0
[  401.190687]  ? rcu_read_lock_sched_held+0x14f/0x180
[  401.195715]  __do_softirq+0x308/0xb7e
[  401.199532]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  401.204058]  ? lock_downgrade+0x900/0x900
[  401.208222]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  401.213351]  ? pvclock_read_flags+0x160/0x160
[  401.217863]  ? lapic_next_event+0x5a/0x90
[  401.222023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.227601]  ? kvm_clock_read+0x18/0x30
[  401.231593]  ? kvm_sched_clock_read+0x9/0x20
[  401.236024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.241595]  ? check_preemption_disabled+0x48/0x280
[  401.246744]  irq_exit+0x17f/0x1c0
[  401.250226]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.255086]  ? smp_reschedule_interrupt+0x109/0x650
[  401.260115]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.267064]  ? interrupt_entry+0xb5/0xc0
[  401.271147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.276171]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.281204]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.286077]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.291106]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.296134]  ? task_prio+0x50/0x50
[  401.299693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.305242]  ? check_preemption_disabled+0x48/0x280
[  401.310278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.315154]  apic_timer_interrupt+0xf/0x20
[  401.319395]  </IRQ>
[  401.321663] RIP: 0010:console_unlock+0xffa/0x1160
[  401.326513] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  401.345429] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  401.353154] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  401.360437] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  401.368711] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  401.375990] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  401.383270] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  401.390564]  ? netconsole_netdev_event+0x280/0x280
[  401.395517]  ? console_unlock+0xff1/0x1160
[  401.399784]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  401.404470]  ? lock_release+0xa00/0xa00
[  401.408459]  ? interrupt_entry+0xc0/0xc0
[  401.412551]  vprintk_emit+0x33d/0x930
[  401.416366]  ? wake_up_klogd+0x180/0x180
[  401.420439]  ? attach_entity_load_avg+0x810/0x860
[  401.425291]  ? __lock_acquire+0x600/0x4c20
[  401.429543]  ? mark_held_locks+0x130/0x130
[  401.433784]  ? print_usage_bug+0xc0/0xc0
[  401.437917]  ? find_held_lock+0x36/0x1c0
[  401.442003]  ? mark_held_locks+0xc7/0x130
[  401.446193]  vprintk_default+0x28/0x30
[  401.450097]  vprintk_func+0x7e/0x181
[  401.453823]  printk+0xa7/0xcf
[  401.456945]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  401.461733]  show_free_areas.cold.118+0x1e0b/0x215d
[  401.466779]  ? si_meminfo_node+0x260/0x260
[  401.472012]  ? __lock_acquire+0x62f/0x4c20
[  401.476281]  ? __lock_acquire+0x62f/0x4c20
[  401.480581]  ? __lock_is_held+0xb5/0x140
[  401.484673]  ? mark_held_locks+0x130/0x130
[  401.488924]  ? zap_class+0x640/0x640
[  401.492650]  ? put_dec+0x3b/0xf0
[  401.496053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.501618]  ? find_held_lock+0x36/0x1c0
[  401.505701]  ? serial8250_console_write+0x8b3/0xb10
[  401.510729]  ? lock_downgrade+0x900/0x900
[  401.514891]  ? zap_class+0x640/0x640
[  401.518615]  ? zap_class+0x640/0x640
[  401.522340]  ? print_usage_bug+0xc0/0xc0
[  401.526409]  ? do_raw_spin_unlock+0xa7/0x330
[  401.530827]  ? trace_hardirqs_on+0x310/0x310
[  401.535247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.540808]  ? find_held_lock+0x36/0x1c0
[  401.544895]  ? mark_held_locks+0xc7/0x130
[  401.549080]  ? console_unlock+0xfcd/0x1160
[  401.553333]  ? netconsole_netdev_event+0x280/0x280
[  401.558280]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  401.562880]  ? trace_hardirqs_on+0xbd/0x310
[  401.567215]  ? vprintk_emit+0x33d/0x930
[  401.572182]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.577296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.582855]  ? netconsole_netdev_event+0x280/0x280
[  401.587796]  ? console_unlock+0x8d8/0x1160
[  401.592075]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  401.596763]  ? lock_release+0xa00/0xa00
[  401.600750]  ? preempt_count_add+0xbc/0x1b0
[  401.605154]  ? wake_up_klogd+0x11a/0x180
[  401.609227]  ? console_device+0xc0/0xc0
[  401.613226]  ? vprintk_emit+0x268/0x930
[  401.617218]  ? wake_up_klogd+0x180/0x180
[  401.621289]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.626239]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.631009]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.636489]  ? retint_kernel+0x1b/0x2d
[  401.640388]  ? trace_hardirqs_on+0x310/0x310
[  401.644815]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.649605]  ? trace_initcall_level+0x80/0x31b
[  401.654199]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  401.658975]  ? show_mem+0x1e/0x17b
[  401.662534]  show_mem+0x34/0x17b
[  401.665920]  dump_header+0x2f1/0xf72
[  401.670682]  ? mark_held_locks+0x130/0x130
[  401.674930]  ? pagefault_out_of_memory+0x197/0x197
[  401.679879]  ? __lock_acquire+0x62f/0x4c20
[  401.684124]  ? zap_class+0x640/0x640
[  401.687856]  ? percpu_ref_get_many+0x240/0x240
[  401.692451]  ? print_usage_bug+0xc0/0xc0
[  401.696523]  ? print_usage_bug+0xc0/0xc0
[  401.700602]  ? zap_class+0x640/0x640
[  401.704333]  ? print_usage_bug+0xc0/0xc0
[  401.708404]  ? print_usage_bug+0xc0/0xc0
[  401.712483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.718344]  ? find_held_lock+0x36/0x1c0
[  401.722426]  ? mark_held_locks+0xc7/0x130
[  401.726591]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  401.731792]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  401.736908]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  401.741506]  ? trace_hardirqs_on+0xbd/0x310
[  401.745838]  ? kasan_check_read+0x11/0x20
[  401.749999]  ? ___ratelimit+0x3b4/0x672
[  401.754011]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.759156]  ? trace_hardirqs_on+0x310/0x310
[  401.763575]  ? lock_downgrade+0x900/0x900
[  401.767746]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.773797]  ? ___ratelimit+0x3b9/0x672
[  401.777786]  ? idr_get_free+0xec0/0xec0
[  401.781776]  ? find_held_lock+0x36/0x1c0
[  401.785859]  oom_kill_process.cold.27+0x10/0x903
[  401.790630]  ? zap_class+0x640/0x640
[  401.794353]  ? check_preemption_disabled+0x48/0x280
[  401.799391]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.804337]  ? kasan_check_read+0x11/0x20
[  401.808501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.813791]  ? oom_evaluate_task+0x540/0x540
[  401.818218]  ? find_held_lock+0x36/0x1c0
[  401.822298]  ? out_of_memory+0x974/0x1430
[  401.826466]  ? lock_downgrade+0x900/0x900
[  401.830629]  ? check_preemption_disabled+0x48/0x280
[  401.835713]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.840654]  ? kasan_check_read+0x11/0x20
[  401.844819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.850239]  ? rcu_softirq_qs+0x20/0x20
[  401.854232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.859781]  ? oom_evaluate_task+0x302/0x540
[  401.864205]  out_of_memory+0xa84/0x1430
[  401.868198]  ? oom_killer_disable+0x3a0/0x3a0
[  401.873718]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  401.878662]  ? __mutex_add_waiter+0x2a0/0x2a0
[  401.883183]  __alloc_pages_slowpath+0x22d4/0x2d70
[  401.888088]  ? warn_alloc+0x120/0x120
[  401.891902]  ? rcu_softirq_qs+0x20/0x20
[  401.895912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.901459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.907004]  ? should_fail+0x22d/0xd01
[  401.910925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.916061]  ? zap_class+0x640/0x640
[  401.919812]  ? __lock_is_held+0xb5/0x140
[  401.923891]  ? mark_held_locks+0x130/0x130
[  401.928146]  ? lock_release+0xa00/0xa00
[  401.932140]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.937613]  ? __might_sleep+0x95/0x190
[  401.941609]  __alloc_pages_nodemask+0xa80/0xde0
[  401.946298]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  401.951334]  ? __page_cache_alloc+0x191/0x5c0
[  401.955841]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.960782]  ? kasan_check_read+0x11/0x20
[  401.964952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.970246]  ? zap_class+0x640/0x640
[  401.974985]  ? zap_class+0x640/0x640
[  401.978728]  ? zap_class+0x640/0x640
[  401.982453]  ? __do_page_cache_readahead+0x7ce/0x980
[  401.987571]  ? find_held_lock+0x36/0x1c0
[  401.991648]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  401.997208]  alloc_pages_current+0x173/0x350
[  402.001636]  __page_cache_alloc+0x38c/0x5c0
[  402.005968]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.010908]  ? kasan_check_read+0x11/0x20
[  402.015084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.020378]  ? generic_perform_write+0x6a0/0x6a0
[  402.025148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.030697]  ? check_preemption_disabled+0x48/0x280
[  402.035734]  filemap_fault+0x1594/0x25f0
[  402.039819]  ? __lock_page_or_retry+0xa00/0xa00
[  402.044504]  ? mark_held_locks+0x130/0x130
[  402.048755]  ? rcu_softirq_qs+0x20/0x20
[  402.052742]  ? kasan_check_read+0x11/0x20
[  402.056907]  ? rcu_softirq_qs+0x20/0x20
[  402.060904]  ? filemap_map_pages+0xe04/0x1990
[  402.065428]  ? print_usage_bug+0xc0/0xc0
[  402.069511]  ? unwind_get_return_address+0x61/0xa0
[  402.075403]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  402.080355]  ? print_usage_bug+0xc0/0xc0
[  402.084436]  ? print_usage_bug+0xc0/0xc0
[  402.088518]  ? __lock_acquire+0x62f/0x4c20
[  402.092799]  ? save_stack+0x43/0xd0
[  402.096536]  ? __kasan_slab_free+0x102/0x150
[  402.100958]  ? kasan_slab_free+0xe/0x10
[  402.104947]  ? kmem_cache_free+0x83/0x290
[  402.109109]  ? __sigqueue_free.part.29+0x74/0x90
[  402.113903]  ? lock_acquire+0x1ed/0x520
[  402.117894]  ? ext4_filemap_fault+0x7a/0xad
[  402.122236]  ? lock_release+0xa00/0xa00
[  402.126280]  ? perf_trace_sched_process_exec+0x860/0x860
[  402.131778]  ? print_usage_bug+0xc0/0xc0
[  402.135854]  ? print_usage_bug+0xc0/0xc0
[  402.140051]  ? down_read+0x8d/0x120
[  402.143696]  ? ext4_filemap_fault+0x7a/0xad
[  402.148063]  ? __down_interruptible+0x700/0x700
[  402.152757]  ext4_filemap_fault+0x82/0xad
[  402.156919]  __do_fault+0x100/0x6b0
[  402.160564]  ? pmd_devmap_trans_unstable+0x220/0x220
[  402.165682]  ? mark_held_locks+0x130/0x130
[  402.169930]  ? mark_held_locks+0x130/0x130
[  402.174184]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  402.180774]  ? rcu_pm_notify+0xc0/0xc0
[  402.184684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.190241]  __handle_mm_fault+0x307c/0x5920
[  402.194672]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  402.199537]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.204063]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  402.208666]  ? trace_hardirqs_on+0xbd/0x310
[  402.213006]  ? kasan_check_read+0x11/0x20
[  402.217189]  ? __set_current_blocked+0xdf/0x120
[  402.221881]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.227006]  ? zap_class+0x640/0x640
[  402.230750]  ? zap_class+0x640/0x640
[  402.234480]  ? find_held_lock+0x36/0x1c0
[  402.238604]  ? handle_mm_fault+0x42a/0xc70
[  402.242858]  ? lock_downgrade+0x900/0x900
[  402.247022]  ? check_preemption_disabled+0x48/0x280
[  402.252100]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.257065]  ? kasan_check_read+0x11/0x20
[  402.261232]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.266528]  ? rcu_softirq_qs+0x20/0x20
[  402.270572]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.276715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.282269]  ? check_preemption_disabled+0x48/0x280
[  402.287317]  handle_mm_fault+0x54f/0xc70
[  402.291394]  ? __handle_mm_fault+0x5920/0x5920
[  402.296001]  ? find_vma+0x34/0x190
[  402.299577]  __do_page_fault+0x5e8/0xe60
[  402.303655]  ? exit_to_usermode_loop+0x1f4/0x380
[  402.308436]  do_page_fault+0xf2/0x7e0
[  402.312251]  ? vmalloc_sync_all+0x30/0x30
[  402.316414]  ? error_entry+0x70/0xd0
[  402.320145]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.325173]  ? trace_hardirqs_on_caller+0xc0/0x310
[  402.330112]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.335074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.340018]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.345085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.350558]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.355597]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.360631]  ? page_fault+0x8/0x30
[  402.364191]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.369072]  ? page_fault+0x8/0x30
[  402.372631]  page_fault+0x1e/0x30
[  402.376098] RIP: 0033:0x45db60
[  402.380252] Code: Bad RIP value.
[  402.383626] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  402.389001] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  402.396299] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  402.403581] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  402.410860] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  402.418319] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  402.425635] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  402.425640] warn_alloc_show_mem: 1 callbacks suppressed
[  402.425647] Mem-Info:
[  402.432673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.438070] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  402.438070]  active_file:14 inactive_file:14 isolated_file:0
[  402.438070]  unevictable:0 dirty:0 writeback:0 unstable:0
[  402.438070]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  402.438070]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  402.438070]  free:13738 free_pcp:524 free_cma:0
[  402.440454] Call Trace:
[  402.449859] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  402.483582]  <IRQ>
[  402.486166] Node 0 
[  402.513760]  dump_stack+0x244/0x39d
[  402.515918] 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
[  402.518141]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.521755] lowmem_reserve[]:
[  402.547276]  warn_alloc.cold.117+0xb7/0x1bd
[  402.552454]  0
[  402.555565]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.559871]  2818
[  402.561678]  ? lock_downgrade+0x900/0x900
[  402.566506]  6321
[  402.568574]  ? trace_hardirqs_off+0xb8/0x310
[  402.572703]  6321
[  402.574768]  ? trace_hardirqs_off+0xb8/0x310
[  402.581792]  __alloc_pages_slowpath+0x2660/0x2d70
[  402.586181] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  402.591062]  ? warn_alloc+0x120/0x120
[  402.591081]  ? warn_alloc+0x120/0x120
[  402.618383] lowmem_reserve[]: 0
[  402.622198]  ? print_usage_bug+0xc0/0xc0
[  402.625966]  0
[  402.629239]  ? warn_alloc+0x120/0x120
[  402.633277]  3503
[  402.635074]  ? print_usage_bug+0xc0/0xc0
[  402.638845]  3503
[  402.640902]  ? __lock_acquire+0x62f/0x4c20
[  402.646995]  ? __lock_acquire+0x62f/0x4c20
[  402.651204] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  402.655463]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.655479]  ? should_fail+0x22d/0xd01
[  402.684604] lowmem_reserve[]: 0
[  402.690158]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.694009]  0
[  402.697293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.702542]  0
[  402.704343]  ? __lock_acquire+0x62f/0x4c20
[  402.709419]  0
[  402.711219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.717229]  ? __lock_acquire+0x62f/0x4c20
[  402.722309] Node 0 
[  402.726531]  ? should_fail+0x22d/0xd01
[  402.726541] DMA: 
[  402.728776]  ? rcu_irq_exit+0x1a2/0x390
[  402.732644] 1*4kB 
[  402.734710]  ? mark_held_locks+0x130/0x130
[  402.738660] (U) 
[  402.740818]  ? mark_held_locks+0x130/0x130
[  402.745023] 0*8kB 0*16kB 1*32kB 
[  402.747025]  ? mark_held_locks+0xc7/0x130
[  402.751245] (U) 
[  402.754616]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.758741] 2*64kB 
[  402.760713]  ? zap_class+0x640/0x640
[  402.765711] (U) 
[  402.767945]  ? print_usage_bug+0xc0/0xc0
[  402.771639] 1*128kB 
[  402.773617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.777655] (U) 
[  402.780452]  ? check_preemption_disabled+0x48/0x280
[  402.785969] 1*256kB 
[  402.787953]  ? __lock_is_held+0xb5/0x140
[  402.792945] (U) 
[  402.795277]  __alloc_pages_nodemask+0xa80/0xde0
[  402.799321] 0*512kB 
[  402.801294]  ? zap_class+0x640/0x640
[  402.805950] 1*1024kB 
[  402.808283]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  402.811978] (U) 
[  402.814398]  ? find_held_lock+0x36/0x1c0
[  402.819390] 1*2048kB 
[  402.821375]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.825432] (M) 
[  402.827849]  ? lock_downgrade+0x900/0x900
[  402.832501] 3*4096kB 
[  402.834499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.838625] (M) 
[  402.841060]  cache_grow_begin+0xa5/0x8c0
[  402.846579] = 15908kB
[  402.848557]  ? do_raw_spin_unlock+0xa7/0x330
[  402.852788] Node 0 
[  402.855214]  fallback_alloc+0x204/0x2e0
[  402.859602] DMA32: 
[  402.861848]  ____cache_alloc_node+0x1c7/0x1e0
[  402.865809] 5*4kB 
[  402.868070]  kmem_cache_alloc_node+0xe3/0x730
[  402.872550] (UM) 
[  402.874764]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.879245] 1*8kB 
[  402.882139]  __alloc_skb+0x119/0x770
[  402.886358] (U) 
[  402.888516]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.892220] 3*16kB 
[  402.894206]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.899466] (UM) 
[  402.901708]  ? lock_downgrade+0x900/0x900
[  402.906104] 2*32kB 
[  402.908182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.912320] (UM) 
[  402.914566]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.920090] 4*64kB 
[  402.922161]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.927600] (UM) 
[  402.929842]  ? addrconf_rs_timer+0x690/0x690
[  402.935279] 5*128kB 
[  402.937356]  ndisc_alloc_skb+0x144/0x340
[  402.941743] (UM) 
[  402.944092]  ndisc_send_rs+0x331/0x6e0
[  402.948139] 4*256kB 
[  402.950210]  addrconf_rs_timer+0x314/0x690
[  402.954089] (UM) 
[  402.956416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.960633] 3*512kB 
[  402.962711]  call_timer_fn+0x272/0x920
[  402.966921] (M) 
[  402.969248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.973123] 3*1024kB 
[  402.975107]  ? process_timeout+0x40/0x40
[  402.979328] (UM) 
[  402.982559]  ? __run_timers+0x7da/0xc70
[  402.986598] 3*2048kB 
[  402.988668]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.992626] (UM) 
[  402.995066]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.999550] 3*4096kB 
[  403.001621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.006106] (M) 
[  403.008524]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.012743] = 25100kB
[  403.014725]  ? trace_hardirqs_on+0xbd/0x310
[  403.019297] Node 0 
[  403.021714]  ? kasan_check_read+0x11/0x20
[  403.026018] Normal: 
[  403.028287]  ? __run_timers+0x7da/0xc70
[  403.032419] 922*4kB 
[  403.034745]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.038702] (UMEH) 
[  403.041050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.046141] 452*8kB 
[  403.048381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.052601] (UME) 
[  403.054934]  __run_timers+0x7e5/0xc70
[  403.059161] 175*16kB 
[  403.061323]  ? timer_fixup_init+0x70/0x70
[  403.065182] (UMEH) 
[  403.067614]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.071747] 86*32kB 
[  403.073987]  ? zap_class+0x640/0x640
[  403.078986] (UMEH) 
[  403.081319]  ? enqueue_hrtimer+0x1a5/0x560
[  403.086071] 11*64kB 
[  403.088318]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.092541] (MH) 
[  403.094870]  ? find_held_lock+0x36/0x1c0
[  403.100066] 1*128kB 
[  403.102139]  ? zap_class+0x640/0x640
[  403.106183] (H) 
[  403.108513]  ? pvclock_read_flags+0x160/0x160
[  403.112208] 1*256kB 
[  403.114189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.118665] (H) 
[  403.120996]  ? check_preemption_disabled+0x48/0x280
[  403.126518] 0*512kB 
[  403.128506]  ? __lock_is_held+0xb5/0x140
[  403.133507] 0*1024kB 
[  403.135835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.139882] 0*2048kB 
[  403.142298]  ? check_preemption_disabled+0x48/0x280
[  403.147825] 0*4096kB 
[  403.150237]  run_timer_softirq+0x52/0xb0
[  403.155241] = 13944kB
[  403.157657]  ? rcu_read_lock_sched_held+0x14f/0x180
[  403.161708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.164115]  __do_softirq+0x308/0xb7e
[  403.169128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.177962]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.181752] 2312 total pagecache pages
[  403.191119]  ? lock_downgrade+0x900/0x900
[  403.195608] 0 pages in swap cache
[  403.199493]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  403.203631] Swap cache stats: add 0, delete 0, find 0/0
[  403.207104]  ? pvclock_read_flags+0x160/0x160
[  403.212194] Free swap  = 0kB
[  403.217563]  ? lapic_next_event+0x5a/0x90
[  403.222060] Total swap = 0kB
[  403.225092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.229228] 1965979 pages RAM
[  403.232253]  ? kvm_clock_read+0x18/0x30
[  403.237781] 0 pages HighMem/MovableOnly
[  403.240897]  ? kvm_sched_clock_read+0x9/0x20
[  403.244856] 342867 pages reserved
[  403.248835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.253232] 0 pages cma reserved
[  403.256692]  ? check_preemption_disabled+0x48/0x280
[  403.262274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.265587]  irq_exit+0x17f/0x1c0
[  403.270644] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.277087]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.280536] syz-fuzzer cpuset=
[  403.291581]  ? smp_reschedule_interrupt+0x109/0x650
[  403.296416] /
[  403.299611]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.304620]  mems_allowed=0
[  403.306345]  ? interrupt_entry+0xb5/0xc0
[  403.319211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.324241]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.329270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.334128]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.339155]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.344181]  ? task_prio+0x50/0x50
[  403.347738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.353285]  ? check_preemption_disabled+0x48/0x280
[  403.358317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.363181]  apic_timer_interrupt+0xf/0x20
[  403.367422]  </IRQ>
[  403.369673] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  403.374613] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  403.394334] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  403.402077] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  403.409358] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  403.416634] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  403.423909] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  403.431190] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  403.438506]  skb_clone+0x1bb/0x500
[  403.442086]  ? skb_split+0x11e0/0x11e0
[  403.445986]  ? check_preemption_disabled+0x48/0x280
[  403.451017]  ? __this_cpu_preempt_check+0x1c/0x20
[  403.455896]  ? __bpf_redirect+0x54b/0xb20
[  403.460087]  bpf_clone_redirect+0xb9/0x490
[  403.464397]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  403.469431]  ? __sched_text_start+0x8/0x8
[  403.473609]  ? find_held_lock+0x36/0x1c0
[  403.477715]  ? lock_acquire+0x1ed/0x520
[  403.481706]  ? bpf_test_run+0x3cb/0x780
[  403.485696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.492069]  ? check_preemption_disabled+0x48/0x280
[  403.497106]  ? kasan_check_read+0x11/0x20
[  403.501322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.506613]  ? rcu_softirq_qs+0x20/0x20
[  403.510609]  ? preempt_schedule+0x4d/0x60
[  403.514775]  ? ___preempt_schedule+0x16/0x18
[  403.519209]  ? bpf_test_run+0x25d/0x780
[  403.523207]  ? netlink_diag_dump+0x2a0/0x2a0
[  403.527628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.533178]  ? bpf_test_init.isra.10+0x70/0x100
[  403.537863]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  403.542640]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  403.547495]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.553065]  ? fput+0x130/0x1a0
[  403.556361]  ? __bpf_prog_get+0x9b/0x290
[  403.560437]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  403.565291]  ? bpf_prog_test_run+0x130/0x1a0
[  403.569726]  ? __x64_sys_bpf+0x3d8/0x520
[  403.573806]  ? bpf_prog_get+0x20/0x20
[  403.577640]  ? do_syscall_64+0x1b9/0x820
[  403.581717]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  403.587095]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.592853]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.597883]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.602916]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  403.609593]  ? __switch_to_asm+0x40/0x70
[  403.613662]  ? __switch_to_asm+0x34/0x70
[  403.617744]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.622604]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  403.627998] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  403.628090] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.634698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.634703] Call Trace:
[  403.634710]  <IRQ>
[  403.634728]  dump_stack+0x244/0x39d
[  403.634745]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.641318] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.650594]  warn_alloc.cold.117+0xb7/0x1bd
[  403.653154] syz-executor3 cpuset=
[  403.655314]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.658923] syz3
[  403.664116]  ? lock_downgrade+0x900/0x900
[  403.674587]  mems_allowed=0
[  403.678916]  ? trace_hardirqs_off+0xb8/0x310
[  403.701678]  ? trace_hardirqs_off+0xb8/0x310
[  403.706111]  __alloc_pages_slowpath+0x2660/0x2d70
[  403.710995]  ? warn_alloc+0x120/0x120
[  403.714833]  ? warn_alloc+0x120/0x120
[  403.718923]  ? print_usage_bug+0xc0/0xc0
[  403.722994]  ? warn_alloc+0x120/0x120
[  403.726806]  ? print_usage_bug+0xc0/0xc0
[  403.730879]  ? __lock_acquire+0x62f/0x4c20
[  403.735127]  ? __lock_acquire+0x62f/0x4c20
[  403.739375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.744927]  ? should_fail+0x22d/0xd01
[  403.748828]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.753942]  ? __lock_acquire+0x62f/0x4c20
[  403.758190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.763307]  ? __lock_acquire+0x62f/0x4c20
[  403.767552]  ? should_fail+0x22d/0xd01
[  403.771449]  ? find_held_lock+0x36/0x1c0
[  403.775533]  ? mark_held_locks+0x130/0x130
[  403.779787]  ? mark_held_locks+0x130/0x130
[  403.784057]  ? zap_class+0x640/0x640
[  403.787786]  ? zap_class+0x640/0x640
[  403.792587]  ? print_usage_bug+0xc0/0xc0
[  403.796658]  ? do_raw_spin_unlock+0xa7/0x330
[  403.801104]  ? zap_class+0x640/0x640
[  403.804836]  ? print_usage_bug+0xc0/0xc0
[  403.808909]  ? wq_watchdog_touch+0x9c/0xfe
[  403.813161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.818712]  ? check_preemption_disabled+0x48/0x280
[  403.823750]  ? __lock_is_held+0xb5/0x140
[  403.827826]  __alloc_pages_nodemask+0xa80/0xde0
[  403.832505]  ? zap_class+0x640/0x640
[  403.836235]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  403.841276]  ? find_held_lock+0x36/0x1c0
[  403.845368]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.850070]  ? lock_downgrade+0x900/0x900
[  403.854243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.859799]  cache_grow_begin+0xa5/0x8c0
[  403.863873]  ? do_raw_spin_unlock+0xa7/0x330
[  403.868309]  fallback_alloc+0x204/0x2e0
[  403.872311]  ____cache_alloc_node+0x1c7/0x1e0
[  403.876827]  kmem_cache_alloc_node+0xe3/0x730
[  403.881342]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.885600]  __alloc_skb+0x119/0x770
[  403.889353]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.895740]  ? netdev_alloc_frag+0x1f0/0x1f0
[  403.900162]  ? lock_downgrade+0x900/0x900
[  403.904332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.909885]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.915350]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.920809]  ? addrconf_rs_timer+0x690/0x690
[  403.925242]  ndisc_alloc_skb+0x144/0x340
[  403.929330]  ndisc_send_rs+0x331/0x6e0
[  403.933234]  addrconf_rs_timer+0x314/0x690
[  403.937493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.941754]  call_timer_fn+0x272/0x920
[  403.945650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.949898]  ? process_timeout+0x40/0x40
[  403.953987]  ? mark_held_locks+0xc7/0x130
[  403.958151]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.962658]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.967165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.971582]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.976323]  ? trace_hardirqs_on+0xbd/0x310
[  403.980660]  ? kasan_check_read+0x11/0x20
[  403.984818]  ? __run_timers+0x7da/0xc70
[  403.988806]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.995005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.999282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.003590]  __run_timers+0x7e5/0xc70
[  404.007418]  ? timer_fixup_init+0x70/0x70
[  404.011628]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.016705]  ? zap_class+0x640/0x640
[  404.020437]  ? print_usage_bug+0xc0/0xc0
[  404.024514]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.029727]  ? find_held_lock+0x36/0x1c0
[  404.033807]  ? zap_class+0x640/0x640
[  404.037539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.043104]  ? check_preemption_disabled+0x48/0x280
[  404.048144]  ? __lock_is_held+0xb5/0x140
[  404.052220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.057768]  ? check_preemption_disabled+0x48/0x280
[  404.062853]  run_timer_softirq+0x52/0xb0
[  404.066941]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.071967]  __do_softirq+0x308/0xb7e
[  404.075783]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.080290]  ? lock_downgrade+0x900/0x900
[  404.084457]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.089580]  ? pvclock_read_flags+0x160/0x160
[  404.095144]  ? lapic_next_event+0x5a/0x90
[  404.099315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.104872]  ? kvm_clock_read+0x18/0x30
[  404.108857]  ? kvm_sched_clock_read+0x9/0x20
[  404.113281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.118832]  ? check_preemption_disabled+0x48/0x280
[  404.123868]  irq_exit+0x17f/0x1c0
[  404.127340]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.132191]  ? smp_reschedule_interrupt+0x109/0x650
[  404.137225]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.143123]  ? interrupt_entry+0xb5/0xc0
[  404.147199]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.152228]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.157261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.162119]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.167149]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.172179]  ? task_prio+0x50/0x50
[  404.175737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.181284]  ? check_preemption_disabled+0x48/0x280
[  404.186379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.191248]  apic_timer_interrupt+0xf/0x20
[  404.196545]  </IRQ>
[  404.198797] RIP: 0010:console_unlock+0xffa/0x1160
[  404.203649] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  404.222608] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  404.230335] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  404.237613] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  404.244889] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  404.252171] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  404.259453] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  404.266740]  ? netconsole_netdev_event+0x280/0x280
[  404.271688]  ? console_unlock+0xff1/0x1160
[  404.275955]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  404.280639]  ? lock_release+0xa00/0xa00
[  404.284630]  ? interrupt_entry+0xc0/0xc0
[  404.288720]  vprintk_emit+0x33d/0x930
[  404.292537]  ? wake_up_klogd+0x180/0x180
[  404.297636]  ? attach_entity_load_avg+0x810/0x860
[  404.302490]  ? __lock_acquire+0x600/0x4c20
[  404.306739]  ? mark_held_locks+0x130/0x130
[  404.310982]  ? print_usage_bug+0xc0/0xc0
[  404.315085]  ? find_held_lock+0x36/0x1c0
[  404.319166]  ? mark_held_locks+0xc7/0x130
[  404.323333]  vprintk_default+0x28/0x30
[  404.327233]  vprintk_func+0x7e/0x181
[  404.330960]  printk+0xa7/0xcf
[  404.334096]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  404.338883]  show_free_areas.cold.118+0x1e0b/0x215d
[  404.343930]  ? si_meminfo_node+0x260/0x260
[  404.348186]  ? __lock_acquire+0x62f/0x4c20
[  404.352436]  ? __lock_acquire+0x62f/0x4c20
[  404.356683]  ? __lock_is_held+0xb5/0x140
[  404.360773]  ? mark_held_locks+0x130/0x130
[  404.365021]  ? zap_class+0x640/0x640
[  404.368772]  ? put_dec+0x3b/0xf0
[  404.372151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.377709]  ? find_held_lock+0x36/0x1c0
[  404.381793]  ? serial8250_console_write+0x8b3/0xb10
[  404.386821]  ? lock_downgrade+0x900/0x900
[  404.390982]  ? zap_class+0x640/0x640
[  404.394705]  ? zap_class+0x640/0x640
[  404.399465]  ? print_usage_bug+0xc0/0xc0
[  404.403534]  ? do_raw_spin_unlock+0xa7/0x330
[  404.407954]  ? trace_hardirqs_on+0x310/0x310
[  404.412370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.417933]  ? find_held_lock+0x36/0x1c0
[  404.422016]  ? mark_held_locks+0xc7/0x130
[  404.426206]  ? console_unlock+0xfcd/0x1160
[  404.430451]  ? netconsole_netdev_event+0x280/0x280
[  404.435396]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  404.439990]  ? trace_hardirqs_on+0xbd/0x310
[  404.444325]  ? vprintk_emit+0x33d/0x930
[  404.448314]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.453434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.459078]  ? netconsole_netdev_event+0x280/0x280
[  404.464023]  ? console_unlock+0x8d8/0x1160
[  404.468312]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  404.472996]  ? lock_release+0xa00/0xa00
[  404.476987]  ? preempt_count_add+0xbc/0x1b0
[  404.481325]  ? wake_up_klogd+0x11a/0x180
[  404.485456]  ? console_device+0xc0/0xc0
[  404.489462]  ? vprintk_emit+0x268/0x930
[  404.493457]  ? wake_up_klogd+0x180/0x180
[  404.498612]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.503557]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.508329]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.513790]  ? retint_kernel+0x1b/0x2d
[  404.517691]  ? trace_hardirqs_on+0x310/0x310
[  404.522124]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.526914]  ? trace_initcall_level+0x80/0x31b
[  404.531505]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  404.536284]  ? show_mem+0x1e/0x17b
[  404.539845]  show_mem+0x34/0x17b
[  404.543228]  dump_header+0x2f1/0xf72
[  404.546959]  ? mark_held_locks+0x130/0x130
[  404.551213]  ? pagefault_out_of_memory+0x197/0x197
[  404.556161]  ? __lock_acquire+0x62f/0x4c20
[  404.560404]  ? zap_class+0x640/0x640
[  404.564131]  ? percpu_ref_get_many+0x240/0x240
[  404.568730]  ? print_usage_bug+0xc0/0xc0
[  404.572804]  ? print_usage_bug+0xc0/0xc0
[  404.576883]  ? zap_class+0x640/0x640
[  404.580609]  ? print_usage_bug+0xc0/0xc0
[  404.584682]  ? print_usage_bug+0xc0/0xc0
[  404.588762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.594319]  ? find_held_lock+0x36/0x1c0
[  404.599454]  ? mark_held_locks+0xc7/0x130
[  404.603620]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.608735]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.613940]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  404.618534]  ? trace_hardirqs_on+0xbd/0x310
[  404.622875]  ? kasan_check_read+0x11/0x20
[  404.627057]  ? ___ratelimit+0x3b4/0x672
[  404.631065]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.636183]  ? trace_hardirqs_on+0x310/0x310
[  404.640602]  ? lock_downgrade+0x900/0x900
[  404.644770]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.649886]  ? ___ratelimit+0x3b9/0x672
[  404.653872]  ? idr_get_free+0xec0/0xec0
[  404.657856]  ? find_held_lock+0x36/0x1c0
[  404.661939]  oom_kill_process.cold.27+0x10/0x903
[  404.666707]  ? zap_class+0x640/0x640
[  404.670432]  ? check_preemption_disabled+0x48/0x280
[  404.675521]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.680463]  ? kasan_check_read+0x11/0x20
[  404.684626]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.689914]  ? oom_evaluate_task+0x540/0x540
[  404.694338]  ? find_held_lock+0x36/0x1c0
[  404.698424]  ? out_of_memory+0x974/0x1430
[  404.703562]  ? lock_downgrade+0x900/0x900
[  404.707720]  ? check_preemption_disabled+0x48/0x280
[  404.712753]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.717691]  ? kasan_check_read+0x11/0x20
[  404.721851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.727141]  ? rcu_softirq_qs+0x20/0x20
[  404.731135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.736685]  ? oom_evaluate_task+0x302/0x540
[  404.741110]  out_of_memory+0xa84/0x1430
[  404.745105]  ? oom_killer_disable+0x3a0/0x3a0
[  404.749612]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  404.754554]  ? __mutex_add_waiter+0x2a0/0x2a0
[  404.759092]  __alloc_pages_slowpath+0x22d4/0x2d70
[  404.763977]  ? warn_alloc+0x120/0x120
[  404.767792]  ? rcu_softirq_qs+0x20/0x20
[  404.771803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.777354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.782907]  ? should_fail+0x22d/0xd01
[  404.786812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.791931]  ? zap_class+0x640/0x640
[  404.795681]  ? __lock_is_held+0xb5/0x140
[  404.800827]  ? mark_held_locks+0x130/0x130
[  404.805095]  ? lock_release+0xa00/0xa00
[  404.809089]  ? perf_trace_sched_process_exec+0x860/0x860
[  404.814564]  ? __might_sleep+0x95/0x190
[  404.818556]  __alloc_pages_nodemask+0xa80/0xde0
[  404.823244]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  404.828271]  ? __page_cache_alloc+0x191/0x5c0
[  404.832783]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.837722]  ? kasan_check_read+0x11/0x20
[  404.841884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.847174]  ? zap_class+0x640/0x640
[  404.851137]  ? zap_class+0x640/0x640
[  404.854863]  ? zap_class+0x640/0x640
[  404.858588]  ? __do_page_cache_readahead+0x7ce/0x980
[  404.863713]  ? find_held_lock+0x36/0x1c0
[  404.867791]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  404.873348]  alloc_pages_current+0x173/0x350
[  404.877793]  __page_cache_alloc+0x38c/0x5c0
[  404.882128]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.887089]  ? kasan_check_read+0x11/0x20
[  404.891251]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.896541]  ? generic_perform_write+0x6a0/0x6a0
[  404.902300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.907856]  ? check_preemption_disabled+0x48/0x280
[  404.912895]  filemap_fault+0x1594/0x25f0
[  404.916984]  ? __lock_page_or_retry+0xa00/0xa00
[  404.921668]  ? mark_held_locks+0x130/0x130
[  404.925938]  ? rcu_softirq_qs+0x20/0x20
[  404.929921]  ? kasan_check_read+0x11/0x20
[  404.934104]  ? rcu_softirq_qs+0x20/0x20
[  404.938190]  ? filemap_map_pages+0xe04/0x1990
[  404.942709]  ? print_usage_bug+0xc0/0xc0
[  404.946789]  ? unwind_get_return_address+0x61/0xa0
[  404.951736]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  404.956689]  ? print_usage_bug+0xc0/0xc0
[  404.960772]  ? print_usage_bug+0xc0/0xc0
[  404.964853]  ? __lock_acquire+0x62f/0x4c20
[  404.969113]  ? save_stack+0x43/0xd0
[  404.972755]  ? __kasan_slab_free+0x102/0x150
[  404.977183]  ? kasan_slab_free+0xe/0x10
[  404.981170]  ? kmem_cache_free+0x83/0x290
[  404.985339]  ? __sigqueue_free.part.29+0x74/0x90
[  404.990131]  ? lock_acquire+0x1ed/0x520
[  404.994121]  ? ext4_filemap_fault+0x7a/0xad
[  404.998465]  ? lock_release+0xa00/0xa00
[  405.003537]  ? perf_trace_sched_process_exec+0x860/0x860
[  405.009006]  ? print_usage_bug+0xc0/0xc0
[  405.013113]  ? print_usage_bug+0xc0/0xc0
[  405.017201]  ? down_read+0x8d/0x120
[  405.020839]  ? ext4_filemap_fault+0x7a/0xad
[  405.025181]  ? __down_interruptible+0x700/0x700
[  405.029876]  ext4_filemap_fault+0x82/0xad
[  405.034060]  __do_fault+0x100/0x6b0
[  405.037705]  ? pmd_devmap_trans_unstable+0x220/0x220
[  405.042821]  ? mark_held_locks+0x130/0x130
[  405.047084]  ? mark_held_locks+0x130/0x130
[  405.051341]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  405.056892]  ? rcu_pm_notify+0xc0/0xc0
[  405.060802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.066357]  __handle_mm_fault+0x307c/0x5920
[  405.070791]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  405.075645]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.080153]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  405.084748]  ? trace_hardirqs_on+0xbd/0x310
[  405.089089]  ? kasan_check_read+0x11/0x20
[  405.093249]  ? __set_current_blocked+0xdf/0x120
[  405.097935]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.104103]  ? zap_class+0x640/0x640
[  405.107827]  ? zap_class+0x640/0x640
[  405.111612]  ? find_held_lock+0x36/0x1c0
[  405.115698]  ? handle_mm_fault+0x42a/0xc70
[  405.119949]  ? lock_downgrade+0x900/0x900
[  405.124123]  ? check_preemption_disabled+0x48/0x280
[  405.129157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.134105]  ? kasan_check_read+0x11/0x20
[  405.138267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.143560]  ? rcu_softirq_qs+0x20/0x20
[  405.147545]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.152664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.158211]  ? check_preemption_disabled+0x48/0x280
[  405.163247]  handle_mm_fault+0x54f/0xc70
[  405.167337]  ? __handle_mm_fault+0x5920/0x5920
[  405.171935]  ? find_vma+0x34/0x190
[  405.175578]  __do_page_fault+0x5e8/0xe60
[  405.179659]  ? exit_to_usermode_loop+0x1f4/0x380
[  405.184441]  do_page_fault+0xf2/0x7e0
[  405.188255]  ? vmalloc_sync_all+0x30/0x30
[  405.192416]  ? error_entry+0x70/0xd0
[  405.196141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.201165]  ? trace_hardirqs_on_caller+0xc0/0x310
[  405.207174]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.212210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.217086]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.222115]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.227596]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.232627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.237661]  ? page_fault+0x8/0x30
[  405.241216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.246192]  ? page_fault+0x8/0x30
[  405.249746]  page_fault+0x1e/0x30
[  405.253211] RIP: 0033:0x45db60
[  405.256435] Code: Bad RIP value.
[  405.259804] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  405.265184] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  405.272461] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  405.279738] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  405.287017] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  405.294319] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  405.301619] warn_alloc_show_mem: 1 callbacks suppressed
[  405.301631] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  405.301633] Mem-Info:
[  405.301664] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  405.301664]  active_file:14 inactive_file:14 isolated_file:0
[  405.301664]  unevictable:0 dirty:0 writeback:0 unstable:0
[  405.301664]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  405.301664]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  405.301664]  free:13738 free_pcp:524 free_cma:0
[  405.307856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.307865] Call Trace:
[  405.314897] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  405.317361]  <IRQ>
[  405.350330] Node 0 
[  405.359695]  dump_stack+0x244/0x39d
[  405.362284] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  405.389850]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.391985] lowmem_reserve[]:
[  405.394236]  warn_alloc.cold.117+0xb7/0x1bd
[  405.397895]  0
[  405.424206]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.429380]  2818
[  405.432493]  ? lock_downgrade+0x900/0x900
[  405.436891]  6321
[  405.438707]  ? trace_hardirqs_off+0xb8/0x310
[  405.443531]  6321
[  405.445602]  ? trace_hardirqs_off+0xb8/0x310
[  405.451866]  __alloc_pages_slowpath+0x2660/0x2d70
[  405.456259] Node 0 
[  405.458355]  ? warn_alloc+0x120/0x120
[  405.462748] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  405.467918]  ? warn_alloc+0x120/0x120
[  405.470138] lowmem_reserve[]:
[  405.473948]  ? print_usage_bug+0xc0/0xc0
[  405.500657]  0
[  405.504466]  ? warn_alloc+0x120/0x120
[  405.508597]  0
[  405.512662]  ? print_usage_bug+0xc0/0xc0
[  405.514456]  3503
[  405.518260]  ? __lock_acquire+0x62f/0x4c20
[  405.520069]  3503
[  405.524134]  ? __lock_acquire+0x62f/0x4c20
[  405.530432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.532481] Node 0 
[  405.536720]  ? should_fail+0x22d/0xd01
[  405.542268] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  405.544488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.548365] lowmem_reserve[]:
[  405.576914]  ? __lock_acquire+0x62f/0x4c20
[  405.582001]  0
[  405.585109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.589416]  0
[  405.591227]  ? __lock_acquire+0x62f/0x4c20
[  405.596320]  0 0
[  405.598140]  ? should_fail+0x22d/0xd01
[  405.604352]  ? mark_held_locks+0x130/0x130
[  405.609238] Node 0 DMA: 
[  405.613476]  ? mark_held_locks+0x130/0x130
[  405.613491]  ? zap_class+0x640/0x640
[  405.616151] 1*4kB 
[  405.620391]  ? zap_class+0x640/0x640
[  405.624096] (U) 
[  405.626254]  ? print_usage_bug+0xc0/0xc0
[  405.629957] 0*8kB 
[  405.631934]  ? do_raw_spin_unlock+0xa7/0x330
[  405.635985] 0*16kB 
[  405.638138]  ? zap_class+0x640/0x640
[  405.642535] 1*32kB 
[  405.644779]  ? print_usage_bug+0xc0/0xc0
[  405.648475] (U) 
[  405.650716]  ? wq_watchdog_touch+0x9c/0xfe
[  405.654758] 2*64kB 
[  405.656741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.660962] (U) 
[  405.663209]  ? check_preemption_disabled+0x48/0x280
[  405.668733] 1*128kB 
[  405.670717]  ? __lock_is_held+0xb5/0x140
[  405.675716] (U) 
[  405.678071]  __alloc_pages_nodemask+0xa80/0xde0
[  405.682114] 1*256kB 
[  405.684095]  ? zap_class+0x640/0x640
[  405.688747] (U) 
[  405.691095]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  405.694796] 0*512kB 
[  405.696786]  ? find_held_lock+0x36/0x1c0
[  405.701779] 1*1024kB 
[  405.704116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.708152] (U) 
[  405.711344]  ? lock_downgrade+0x900/0x900
[  405.715993] 1*2048kB (M) 
[  405.718071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.718090]  cache_grow_begin+0xa5/0x8c0
[  405.718105]  ? do_raw_spin_unlock+0xa7/0x330
[  405.722249] 3*4096kB 
[  405.725014]  fallback_alloc+0x204/0x2e0
[  405.730536] (M) 
[  405.734601]  ____cache_alloc_node+0x1c7/0x1e0
[  405.738995] = 15908kB
[  405.741409]  kmem_cache_alloc_node+0xe3/0x730
[  405.745367] Node 0 
[  405.747349]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.751828] DMA32: 
[  405.754250]  __alloc_skb+0x119/0x770
[  405.758723] 5*4kB 
[  405.760968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.765186] (UM) 
[  405.767424]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.771124] 1*8kB 
[  405.773277]  ? lock_downgrade+0x900/0x900
[  405.778540] (U) 
[  405.780616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.785009] 3*16kB 
[  405.787190]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.791325] (UM) 
[  405.793307]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.798834] 2*32kB 
[  405.801093]  ? addrconf_rs_timer+0x690/0x690
[  405.806529] (UM) 
[  405.808603]  ndisc_alloc_skb+0x144/0x340
[  405.815081] 4*64kB 
[  405.817326]  ndisc_send_rs+0x331/0x6e0
[  405.821724] (UM) 
[  405.823793]  addrconf_rs_timer+0x314/0x690
[  405.827842] 5*128kB 
[  405.830102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.833968] (UM) 4*256kB 
[  405.836077]  call_timer_fn+0x272/0x920
[  405.840292] (UM) 
[  405.842618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.846840] 3*512kB 
[  405.849616]  ? process_timeout+0x40/0x40
[  405.853486] (M) 
[  405.855562]  ? __run_timers+0x7da/0xc70
[  405.859779] 3*1024kB 
[  405.862113]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.866159] (UM) 
[  405.868141]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.872103] 3*2048kB 
[  405.874517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.878998] (UM) 
[  405.881083]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.885565] 3*4096kB 
[  405.887983]  ? trace_hardirqs_on+0xbd/0x310
[  405.892200] (M) 
[  405.894273]  ? kasan_check_read+0x11/0x20
[  405.898843] = 25100kB
[  405.901258]  ? __run_timers+0x7da/0xc70
[  405.905563] Node 0 
[  405.907547]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.912765] Normal: 
[  405.915188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.919142] 922*4kB 
[  405.921384]  __run_timers+0x7e5/0xc70
[  405.926469] (UMEH) 
[  405.928812]  ? timer_fixup_init+0x70/0x70
[  405.933019] 452*8kB 
[  405.935368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.939154] (UME) 
[  405.941393]  ? zap_class+0x640/0x640
[  405.945531] 175*16kB 
[  405.947856]  ? enqueue_hrtimer+0x1a5/0x560
[  405.952858] (UMEH) 
[  405.955018]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.958743] 86*32kB 
[  405.961165]  ? find_held_lock+0x36/0x1c0
[  405.965379] (UMEH) 
[  405.967623]  ? zap_class+0x640/0x640
[  405.972796] 11*64kB 
[  405.975136]  ? pvclock_read_flags+0x160/0x160
[  405.979177] (MH) 
[  405.981421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.985120] 1*128kB 
[  405.987455]  ? check_preemption_disabled+0x48/0x280
[  405.991942] (H) 
[  405.994029]  ? __lock_is_held+0xb5/0x140
[  405.999570] 1*256kB 
[  406.001901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.006905] (H) 
[  406.008886]  ? check_preemption_disabled+0x48/0x280
[  406.013928] 0*512kB 
[  406.016259]  run_timer_softirq+0x52/0xb0
[  406.021779] 0*1024kB 
[  406.023764]  ? rcu_read_lock_sched_held+0x14f/0x180
[  406.028762] 0*2048kB 
[  406.031095]  __do_softirq+0x308/0xb7e
[  406.035147] 0*4096kB 
[  406.037565]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.042567] = 13944kB
[  406.044986]  ? lock_downgrade+0x900/0x900
[  406.048776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  406.051184]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  406.055675] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  406.058100]  ? pvclock_read_flags+0x160/0x160
[  406.062229] 2312 total pagecache pages
[  406.071090]  ? lapic_next_event+0x5a/0x90
[  406.076181] 0 pages in swap cache
[  406.084751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.089234] Swap cache stats: add 0, delete 0, find 0/0
[  406.093121]  ? kvm_clock_read+0x18/0x30
[  406.097251] Free swap  = 0kB
[  406.100705]  ? kvm_sched_clock_read+0x9/0x20
[  406.106232] Total swap = 0kB
[  406.111596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.116581] 1965979 pages RAM
[  406.119606]  ? check_preemption_disabled+0x48/0x280
[  406.124005] 0 pages HighMem/MovableOnly
[  406.127052]  irq_exit+0x17f/0x1c0
[  406.132568] 342867 pages reserved
[  406.135678]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.140678] 0 pages cma reserved
[  406.144653]  ? smp_reschedule_interrupt+0x109/0x650
[  406.148177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.151560]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.156482] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.159768]  ? interrupt_entry+0xb5/0xc0
[  406.164770] syz-fuzzer cpuset=
[  406.171264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.177140] /
[  406.187365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.191416]  mems_allowed=0
[  406.194614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.214952]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.219981]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.225008]  ? task_prio+0x50/0x50
[  406.228583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.234135]  ? check_preemption_disabled+0x48/0x280
[  406.239172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.244058]  apic_timer_interrupt+0xf/0x20
[  406.248301]  </IRQ>
[  406.250554] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  406.255493] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  406.274401] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  406.282120] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  406.289396] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  406.296677] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  406.303952] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  406.311227] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  406.319309]  skb_clone+0x1bb/0x500
[  406.322867]  ? skb_split+0x11e0/0x11e0
[  406.326768]  ? check_preemption_disabled+0x48/0x280
[  406.331808]  ? __this_cpu_preempt_check+0x1c/0x20
[  406.336666]  ? __bpf_redirect+0x54b/0xb20
[  406.340837]  bpf_clone_redirect+0xb9/0x490
[  406.345097]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  406.350131]  ? __sched_text_start+0x8/0x8
[  406.354302]  ? find_held_lock+0x36/0x1c0
[  406.358384]  ? lock_acquire+0x1ed/0x520
[  406.362368]  ? bpf_test_run+0x3cb/0x780
[  406.366354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.371903]  ? check_preemption_disabled+0x48/0x280
[  406.376936]  ? kasan_check_read+0x11/0x20
[  406.381104]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.386394]  ? rcu_softirq_qs+0x20/0x20
[  406.390379]  ? preempt_schedule+0x4d/0x60
[  406.394543]  ? ___preempt_schedule+0x16/0x18
[  406.398970]  ? bpf_test_run+0x25d/0x780
[  406.402965]  ? netlink_diag_dump+0x2a0/0x2a0
[  406.407390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.412939]  ? bpf_test_init.isra.10+0x70/0x100
[  406.418331]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  406.423111]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.427962]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.433510]  ? fput+0x130/0x1a0
[  406.436801]  ? __bpf_prog_get+0x9b/0x290
[  406.440886]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.445751]  ? bpf_prog_test_run+0x130/0x1a0
[  406.450265]  ? __x64_sys_bpf+0x3d8/0x520
[  406.454338]  ? bpf_prog_get+0x20/0x20
[  406.458170]  ? do_syscall_64+0x1b9/0x820
[  406.462246]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.467625]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.472571]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.477604]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.482723]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  406.489400]  ? __switch_to_asm+0x40/0x70
[  406.493473]  ? __switch_to_asm+0x34/0x70
[  406.497552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.502416]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.507810] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  406.507883] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.514489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.514494] Call Trace:
[  406.514500]  <IRQ>
[  406.514517]  dump_stack+0x244/0x39d
[  406.514536]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.521934] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.531221]  warn_alloc.cold.117+0xb7/0x1bd
[  406.533783] syz-executor3 cpuset=
[  406.535937]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.539550] syz3
[  406.544745]  ? lock_downgrade+0x900/0x900
[  406.555219]  mems_allowed=0
[  406.559561]  ? trace_hardirqs_off+0xb8/0x310
[  406.581308]  ? trace_hardirqs_off+0xb8/0x310
[  406.585739]  __alloc_pages_slowpath+0x2660/0x2d70
[  406.590625]  ? warn_alloc+0x120/0x120
[  406.594443]  ? warn_alloc+0x120/0x120
[  406.598264]  ? print_usage_bug+0xc0/0xc0
[  406.602338]  ? warn_alloc+0x120/0x120
[  406.606150]  ? print_usage_bug+0xc0/0xc0
[  406.610237]  ? __lock_acquire+0x62f/0x4c20
[  406.614485]  ? __lock_acquire+0x62f/0x4c20
[  406.619823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.625370]  ? should_fail+0x22d/0xd01
[  406.629271]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.634569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.639685]  ? __lock_acquire+0x62f/0x4c20
[  406.643939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.649069]  ? __lock_acquire+0x62f/0x4c20
[  406.653317]  ? should_fail+0x22d/0xd01
[  406.657216]  ? rcu_irq_exit+0x1a2/0x390
[  406.661297]  ? mark_held_locks+0x130/0x130
[  406.665557]  ? mark_held_locks+0x130/0x130
[  406.669809]  ? mark_held_locks+0xc7/0x130
[  406.673967]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  406.678993]  ? zap_class+0x640/0x640
[  406.682719]  ? print_usage_bug+0xc0/0xc0
[  406.686794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.692346]  ? check_preemption_disabled+0x48/0x280
[  406.697384]  ? __lock_is_held+0xb5/0x140
[  406.701465]  __alloc_pages_nodemask+0xa80/0xde0
[  406.706142]  ? zap_class+0x640/0x640
[  406.709873]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  406.714916]  ? find_held_lock+0x36/0x1c0
[  406.720165]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.724850]  ? lock_downgrade+0x900/0x900
[  406.729017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.734592]  cache_grow_begin+0xa5/0x8c0
[  406.738664]  ? do_raw_spin_unlock+0xa7/0x330
[  406.743102]  fallback_alloc+0x204/0x2e0
[  406.747101]  ____cache_alloc_node+0x1c7/0x1e0
[  406.751619]  kmem_cache_alloc_node+0xe3/0x730
[  406.756130]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.760388]  __alloc_skb+0x119/0x770
[  406.764119]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.769416]  ? netdev_alloc_frag+0x1f0/0x1f0
[  406.773838]  ? lock_downgrade+0x900/0x900
[  406.778005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.783580]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.789071]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.794541]  ? addrconf_rs_timer+0x690/0x690
[  406.798973]  ndisc_alloc_skb+0x144/0x340
[  406.803075]  ndisc_send_rs+0x331/0x6e0
[  406.806987]  addrconf_rs_timer+0x314/0x690
[  406.811244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.815505]  call_timer_fn+0x272/0x920
[  406.819409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.824636]  ? process_timeout+0x40/0x40
[  406.828717]  ? mark_held_locks+0xc7/0x130
[  406.832881]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.837387]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.841892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.846142]  ? lockdep_hardirqs_on+0x296/0x5b0
[  406.850987]  ? trace_hardirqs_on+0xbd/0x310
[  406.855325]  ? kasan_check_read+0x11/0x20
[  406.859630]  ? __run_timers+0x7da/0xc70
[  406.863616]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.868733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.872984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.877231]  __run_timers+0x7e5/0xc70
[  406.881082]  ? timer_fixup_init+0x70/0x70
[  406.885246]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.890273]  ? zap_class+0x640/0x640
[  406.894007]  ? print_usage_bug+0xc0/0xc0
[  406.898105]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  406.903321]  ? find_held_lock+0x36/0x1c0
[  406.907404]  ? zap_class+0x640/0x640
[  406.911139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.916690]  ? check_preemption_disabled+0x48/0x280
[  406.922784]  ? __lock_is_held+0xb5/0x140
[  406.926866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.932420]  ? check_preemption_disabled+0x48/0x280
[  406.937455]  run_timer_softirq+0x52/0xb0
[  406.941618]  ? rcu_read_lock_sched_held+0x14f/0x180
[  406.946645]  __do_softirq+0x308/0xb7e
[  406.950459]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.954964]  ? lock_downgrade+0x900/0x900
[  406.959128]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  406.964250]  ? pvclock_read_flags+0x160/0x160
[  406.968758]  ? lapic_next_event+0x5a/0x90
[  406.972917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.978476]  ? kvm_clock_read+0x18/0x30
[  406.982460]  ? kvm_sched_clock_read+0x9/0x20
[  406.986881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.992432]  ? check_preemption_disabled+0x48/0x280
[  406.997478]  irq_exit+0x17f/0x1c0
[  407.000946]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.005803]  ? smp_reschedule_interrupt+0x109/0x650
[  407.010830]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.016728]  ? interrupt_entry+0xb5/0xc0
[  407.020808]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.026902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.031932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.036788]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.041817]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.046845]  ? task_prio+0x50/0x50
[  407.050402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.055954]  ? check_preemption_disabled+0x48/0x280
[  407.060989]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.065855]  apic_timer_interrupt+0xf/0x20
[  407.070095]  </IRQ>
[  407.072346] RIP: 0010:console_unlock+0xffa/0x1160
[  407.077199] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  407.096194] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  407.103914] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  407.111193] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  407.118535] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  407.126851] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  407.134135] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  407.141424]  ? netconsole_netdev_event+0x280/0x280
[  407.146376]  ? console_unlock+0xff1/0x1160
[  407.150650]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  407.155339]  ? lock_release+0xa00/0xa00
[  407.159334]  ? interrupt_entry+0xc0/0xc0
[  407.163425]  vprintk_emit+0x33d/0x930
[  407.167246]  ? wake_up_klogd+0x180/0x180
[  407.171329]  ? attach_entity_load_avg+0x810/0x860
[  407.176184]  ? __lock_acquire+0x600/0x4c20
[  407.180430]  ? mark_held_locks+0x130/0x130
[  407.184677]  ? print_usage_bug+0xc0/0xc0
[  407.188758]  ? find_held_lock+0x36/0x1c0
[  407.192839]  ? mark_held_locks+0xc7/0x130
[  407.197002]  vprintk_default+0x28/0x30
[  407.200923]  vprintk_func+0x7e/0x181
[  407.204650]  printk+0xa7/0xcf
[  407.207772]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  407.212559]  show_free_areas.cold.118+0x1e0b/0x215d
[  407.217625]  ? si_meminfo_node+0x260/0x260
[  407.221880]  ? __lock_acquire+0x62f/0x4c20
[  407.227161]  ? __lock_acquire+0x62f/0x4c20
[  407.231506]  ? __lock_is_held+0xb5/0x140
[  407.235595]  ? mark_held_locks+0x130/0x130
[  407.239847]  ? zap_class+0x640/0x640
[  407.243576]  ? put_dec+0x3b/0xf0
[  407.246957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.252520]  ? find_held_lock+0x36/0x1c0
[  407.256684]  ? serial8250_console_write+0x8b3/0xb10
[  407.261717]  ? lock_downgrade+0x900/0x900
[  407.265876]  ? zap_class+0x640/0x640
[  407.269603]  ? zap_class+0x640/0x640
[  407.273339]  ? print_usage_bug+0xc0/0xc0
[  407.277408]  ? do_raw_spin_unlock+0xa7/0x330
[  407.281830]  ? trace_hardirqs_on+0x310/0x310
[  407.286250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.291810]  ? find_held_lock+0x36/0x1c0
[  407.295895]  ? mark_held_locks+0xc7/0x130
[  407.300075]  ? console_unlock+0xfcd/0x1160
[  407.304328]  ? netconsole_netdev_event+0x280/0x280
[  407.309271]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.313873]  ? trace_hardirqs_on+0xbd/0x310
[  407.318205]  ? vprintk_emit+0x33d/0x930
[  407.322190]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.328330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.333887]  ? netconsole_netdev_event+0x280/0x280
[  407.338834]  ? console_unlock+0x8d8/0x1160
[  407.343109]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  407.347792]  ? lock_release+0xa00/0xa00
[  407.351779]  ? preempt_count_add+0xbc/0x1b0
[  407.356111]  ? wake_up_klogd+0x11a/0x180
[  407.360258]  ? console_device+0xc0/0xc0
[  407.364258]  ? vprintk_emit+0x268/0x930
[  407.368251]  ? wake_up_klogd+0x180/0x180
[  407.372326]  ? trace_hardirqs_on_caller+0xc0/0x310
[  407.377271]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.382075]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.387538]  ? retint_kernel+0x1b/0x2d
[  407.391436]  ? trace_hardirqs_on+0x310/0x310
[  407.395867]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.400658]  ? trace_initcall_level+0x80/0x31b
[  407.405251]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  407.410030]  ? show_mem+0x1e/0x17b
[  407.413607]  show_mem+0x34/0x17b
[  407.416990]  dump_header+0x2f1/0xf72
[  407.420725]  ? mark_held_locks+0x130/0x130
[  407.424971]  ? pagefault_out_of_memory+0x197/0x197
[  407.431010]  ? __lock_acquire+0x62f/0x4c20
[  407.435278]  ? zap_class+0x640/0x640
[  407.439014]  ? percpu_ref_get_many+0x240/0x240
[  407.443630]  ? print_usage_bug+0xc0/0xc0
[  407.447701]  ? print_usage_bug+0xc0/0xc0
[  407.451781]  ? zap_class+0x640/0x640
[  407.455512]  ? print_usage_bug+0xc0/0xc0
[  407.459583]  ? print_usage_bug+0xc0/0xc0
[  407.463665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.469218]  ? find_held_lock+0x36/0x1c0
[  407.473300]  ? mark_held_locks+0xc7/0x130
[  407.477470]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.482588]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.487718]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.492318]  ? trace_hardirqs_on+0xbd/0x310
[  407.496651]  ? kasan_check_read+0x11/0x20
[  407.500812]  ? ___ratelimit+0x3b4/0x672
[  407.504802]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.509917]  ? trace_hardirqs_on+0x310/0x310
[  407.514342]  ? lock_downgrade+0x900/0x900
[  407.518509]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.523627]  ? ___ratelimit+0x3b9/0x672
[  407.528714]  ? idr_get_free+0xec0/0xec0
[  407.532697]  ? find_held_lock+0x36/0x1c0
[  407.536779]  oom_kill_process.cold.27+0x10/0x903
[  407.541547]  ? zap_class+0x640/0x640
[  407.545278]  ? check_preemption_disabled+0x48/0x280
[  407.550329]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.555272]  ? kasan_check_read+0x11/0x20
[  407.559439]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.564730]  ? oom_evaluate_task+0x540/0x540
[  407.569155]  ? find_held_lock+0x36/0x1c0
[  407.573293]  ? out_of_memory+0x974/0x1430
[  407.577460]  ? lock_downgrade+0x900/0x900
[  407.581619]  ? check_preemption_disabled+0x48/0x280
[  407.586657]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.591598]  ? kasan_check_read+0x11/0x20
[  407.595762]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.601073]  ? rcu_softirq_qs+0x20/0x20
[  407.605090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.610636]  ? oom_evaluate_task+0x302/0x540
[  407.615081]  out_of_memory+0xa84/0x1430
[  407.619096]  ? oom_killer_disable+0x3a0/0x3a0
[  407.623607]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  407.629610]  ? __mutex_add_waiter+0x2a0/0x2a0
[  407.634129]  __alloc_pages_slowpath+0x22d4/0x2d70
[  407.639017]  ? warn_alloc+0x120/0x120
[  407.642851]  ? rcu_softirq_qs+0x20/0x20
[  407.646863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.652419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.657966]  ? should_fail+0x22d/0xd01
[  407.661868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.666983]  ? zap_class+0x640/0x640
[  407.670734]  ? __lock_is_held+0xb5/0x140
[  407.674818]  ? mark_held_locks+0x130/0x130
[  407.679089]  ? lock_release+0xa00/0xa00
[  407.683142]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.688616]  ? __might_sleep+0x95/0x190
[  407.692608]  __alloc_pages_nodemask+0xa80/0xde0
[  407.697298]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  407.702338]  ? __page_cache_alloc+0x191/0x5c0
[  407.706846]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.711792]  ? kasan_check_read+0x11/0x20
[  407.715956]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.721582]  ? zap_class+0x640/0x640
[  407.725371]  ? zap_class+0x640/0x640
[  407.730197]  ? zap_class+0x640/0x640
[  407.733924]  ? __do_page_cache_readahead+0x7ce/0x980
[  407.739070]  ? find_held_lock+0x36/0x1c0
[  407.743155]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  407.748712]  alloc_pages_current+0x173/0x350
[  407.753141]  __page_cache_alloc+0x38c/0x5c0
[  407.757479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.762420]  ? kasan_check_read+0x11/0x20
[  407.766582]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.771873]  ? generic_perform_write+0x6a0/0x6a0
[  407.776669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.782218]  ? check_preemption_disabled+0x48/0x280
[  407.787256]  filemap_fault+0x1594/0x25f0
[  407.791350]  ? __lock_page_or_retry+0xa00/0xa00
[  407.796054]  ? mark_held_locks+0x130/0x130
[  407.800312]  ? rcu_softirq_qs+0x20/0x20
[  407.804299]  ? kasan_check_read+0x11/0x20
[  407.808468]  ? rcu_softirq_qs+0x20/0x20
[  407.812464]  ? filemap_map_pages+0xe04/0x1990
[  407.816978]  ? print_usage_bug+0xc0/0xc0
[  407.821073]  ? unwind_get_return_address+0x61/0xa0
[  407.826017]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  407.832073]  ? print_usage_bug+0xc0/0xc0
[  407.836160]  ? print_usage_bug+0xc0/0xc0
[  407.840237]  ? __lock_acquire+0x62f/0x4c20
[  407.844487]  ? save_stack+0x43/0xd0
[  407.848125]  ? __kasan_slab_free+0x102/0x150
[  407.852569]  ? kasan_slab_free+0xe/0x10
[  407.856553]  ? kmem_cache_free+0x83/0x290
[  407.860711]  ? __sigqueue_free.part.29+0x74/0x90
[  407.865501]  ? lock_acquire+0x1ed/0x520
[  407.869489]  ? ext4_filemap_fault+0x7a/0xad
[  407.873831]  ? lock_release+0xa00/0xa00
[  407.877820]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.883291]  ? print_usage_bug+0xc0/0xc0
[  407.887369]  ? print_usage_bug+0xc0/0xc0
[  407.891451]  ? down_read+0x8d/0x120
[  407.895088]  ? ext4_filemap_fault+0x7a/0xad
[  407.899422]  ? __down_interruptible+0x700/0x700
[  407.904113]  ext4_filemap_fault+0x82/0xad
[  407.908276]  __do_fault+0x100/0x6b0
[  407.911923]  ? pmd_devmap_trans_unstable+0x220/0x220
[  407.917061]  ? mark_held_locks+0x130/0x130
[  407.921315]  ? mark_held_locks+0x130/0x130
[  407.925571]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  407.932164]  ? rcu_pm_notify+0xc0/0xc0
[  407.936095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.941648]  __handle_mm_fault+0x307c/0x5920
[  407.946302]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  407.951167]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.955677]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.960277]  ? trace_hardirqs_on+0xbd/0x310
[  407.964617]  ? kasan_check_read+0x11/0x20
[  407.968779]  ? __set_current_blocked+0xdf/0x120
[  407.973464]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.978596]  ? zap_class+0x640/0x640
[  407.982324]  ? zap_class+0x640/0x640
[  407.986075]  ? find_held_lock+0x36/0x1c0
[  407.990170]  ? handle_mm_fault+0x42a/0xc70
[  407.994421]  ? lock_downgrade+0x900/0x900
[  407.998581]  ? check_preemption_disabled+0x48/0x280
[  408.003619]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.008562]  ? kasan_check_read+0x11/0x20
[  408.012719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.018007]  ? rcu_softirq_qs+0x20/0x20
[  408.021999]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.027129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.033110]  ? check_preemption_disabled+0x48/0x280
[  408.038142]  handle_mm_fault+0x54f/0xc70
[  408.042214]  ? __handle_mm_fault+0x5920/0x5920
[  408.046806]  ? find_vma+0x34/0x190
[  408.050355]  __do_page_fault+0x5e8/0xe60
[  408.054423]  ? exit_to_usermode_loop+0x1f4/0x380
[  408.059188]  do_page_fault+0xf2/0x7e0
[  408.062992]  ? vmalloc_sync_all+0x30/0x30
[  408.067142]  ? error_entry+0x70/0xd0
[  408.070905]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.075923]  ? trace_hardirqs_on_caller+0xc0/0x310
[  408.080852]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.085781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.090626]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.095642]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.104339]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.109363]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.114385]  ? page_fault+0x8/0x30
[  408.117931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.122781]  ? page_fault+0x8/0x30
[  408.126329]  page_fault+0x1e/0x30
[  408.129785] RIP: 0033:0x45db60
[  408.133008] Code: Bad RIP value.
[  408.136395] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  408.141760] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  408.149027] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  408.156310] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  408.163582] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  408.170848] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  408.178156] warn_alloc_show_mem: 1 callbacks suppressed
[  408.178168] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  408.178170] Mem-Info:
[  408.178201] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  408.178201]  active_file:14 inactive_file:14 isolated_file:0
[  408.178201]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.178201]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  408.178201]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  408.178201]  free:13738 free_pcp:524 free_cma:0
[  408.183540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.190567] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  408.192969] Call Trace:
[  408.225920] Node 0 
[  408.235504]  <IRQ>
[  408.263104] 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
[  408.265668]  dump_stack+0x244/0x39d
[  408.267875] lowmem_reserve[]:
[  408.270021]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.295511]  0 2818
[  408.299169]  warn_alloc.cold.117+0xb7/0x1bd
[  408.302233]  6321
[  408.307416]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.309628]  6321
[  408.313944]  ? lock_downgrade+0x900/0x900
[  408.320828]  ? trace_hardirqs_off+0xb8/0x310
[  408.322851] Node 0 
[  408.326993]  ? trace_hardirqs_off+0xb8/0x310
[  408.331409] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  408.333837]  __alloc_pages_slowpath+0x2660/0x2d70
[  408.338218] lowmem_reserve[]:
[  408.364957]  ? warn_alloc+0x120/0x120
[  408.369751]  0
[  408.372855]  ? warn_alloc+0x120/0x120
[  408.376632]  0
[  408.378430]  ? print_usage_bug+0xc0/0xc0
[  408.382203]  3503
[  408.384003]  ? warn_alloc+0x120/0x120
[  408.388045]  3503
[  408.390113]  ? print_usage_bug+0xc0/0xc0
[  408.395947]  ? __lock_acquire+0x62f/0x4c20
[  408.399983] Node 0 
[  408.404206]  ? __lock_acquire+0x62f/0x4c20
[  408.404241] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  408.406450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.410651] lowmem_reserve[]: 0
[  408.439378]  ? should_fail+0x22d/0xd01
[  408.444897]  0
[  408.448177]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.452045]  0
[  408.453843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.459093]  0
[  408.460892]  ? __lock_acquire+0x62f/0x4c20
[  408.467766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.471976] Node 0 
[  408.477073]  ? __lock_acquire+0x62f/0x4c20
[  408.477083] DMA: 
[  408.479312]  ? should_fail+0x22d/0xd01
[  408.483547] 1*4kB 
[  408.485605]  ? rcu_irq_exit+0x1a2/0x390
[  408.489464] (U) 
[  408.491612]  ? mark_held_locks+0x130/0x130
[  408.495559] 0*8kB 
[  408.497529]  ? mark_held_locks+0x130/0x130
[  408.501739] 0*16kB 
[  408.503897]  ? mark_held_locks+0xc7/0x130
[  408.508124] 1*32kB 
[  408.510357]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  408.514480] (U) 
[  408.516722]  ? zap_class+0x640/0x640
[  408.521713] 2*64kB 
[  408.523687]  ? print_usage_bug+0xc0/0xc0
[  408.527381] (U) 
[  408.529613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.533650] 1*128kB 
[  408.535624]  ? check_preemption_disabled+0x48/0x280
[  408.541159] (U) 
[  408.543481]  ? __lock_is_held+0xb5/0x140
[  408.548467] 1*256kB 
[  408.550440]  __alloc_pages_nodemask+0xa80/0xde0
[  408.554472] (U) 
[  408.556791]  ? zap_class+0x640/0x640
[  408.561439] 0*512kB 
[  408.563415]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  408.567106] 1*1024kB 
[  408.569446]  ? find_held_lock+0x36/0x1c0
[  408.574430] (U) 
[  408.576851]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.580881] 1*2048kB 
[  408.582855]  ? lock_downgrade+0x900/0x900
[  408.587500] (M) 
[  408.589911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.594043] 3*4096kB 
[  408.596014]  cache_grow_begin+0xa5/0x8c0
[  408.601523] (M) 
[  408.603927]  ? do_raw_spin_unlock+0xa7/0x330
[  408.607967] = 15908kB
[  408.609938]  fallback_alloc+0x204/0x2e0
[  408.614322] Node 0 
[  408.616730]  ____cache_alloc_node+0x1c7/0x1e0
[  408.620694] DMA32: 
[  408.622926]  kmem_cache_alloc_node+0xe3/0x730
[  408.627397] 5*4kB 
[  408.629632]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.634100] (UM) 1*8kB 
[  408.636262]  __alloc_skb+0x119/0x770
[  408.640468] (U) 
[  408.643058]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.646747] 3*16kB 
[  408.648718]  ? netdev_alloc_frag+0x1f0/0x1f0
[  408.653975] (UM) 
[  408.656210]  ? lock_downgrade+0x900/0x900
[  408.660593] 2*32kB 
[  408.662658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.666776] (UM) 
[  408.669027]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.674545] 4*64kB 
[  408.676605]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.682025] (UM) 
[  408.684261]  ? addrconf_rs_timer+0x690/0x690
[  408.689704] 5*128kB 
[  408.691777]  ndisc_alloc_skb+0x144/0x340
[  408.696154] (UM) 
[  408.698476]  ndisc_send_rs+0x331/0x6e0
[  408.702516] 4*256kB 
[  408.704575]  addrconf_rs_timer+0x314/0x690
[  408.708439] (UM) 
[  408.710770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.714992] 3*512kB 
[  408.717066]  call_timer_fn+0x272/0x920
[  408.721271] (M) 
[  408.723592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.727460] 3*1024kB 
[  408.729435]  ? process_timeout+0x40/0x40
[  408.733637] (UM) 3*2048kB 
[  408.736069]  ? __run_timers+0x7da/0xc70
[  408.740099] (UM) 
[  408.742941]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.746889] 3*4096kB 
[  408.748946]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.753414] (M) 
[  408.755820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.760302] = 25100kB
[  408.762287]  ? lockdep_hardirqs_on+0x296/0x5b0
[  408.766511] Node 0 
[  408.768917]  ? trace_hardirqs_on+0xbd/0x310
[  408.773474] Normal: 
[  408.775704]  ? kasan_check_read+0x11/0x20
[  408.779998] 922*4kB 
[  408.782323]  ? __run_timers+0x7da/0xc70
[  408.786443] (UMEH) 
[  408.788764]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.792731] 452*8kB 
[  408.794977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.800066] (UME) 
[  408.802386]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.806600] 175*16kB 
[  408.808742]  __run_timers+0x7e5/0xc70
[  408.812951] (UMEH) 
[  408.815364]  ? timer_fixup_init+0x70/0x70
[  408.819139] 86*32kB 
[  408.821369]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.825489] (UMEH) 
[  408.827813]  ? zap_class+0x640/0x640
[  408.832804] 11*64kB 
[  408.835052]  ? enqueue_hrtimer+0x1a5/0x560
[  408.838745] (MH) 
[  408.841069]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.845279] 1*128kB 
[  408.847340]  ? find_held_lock+0x36/0x1c0
[  408.852642] (H) 1*256kB 
[  408.854988]  ? zap_class+0x640/0x640
[  408.859026] (H) 
[  408.861706]  ? pvclock_read_flags+0x160/0x160
[  408.865395] 0*512kB 
[  408.867370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.871841] 0*1024kB 
[  408.874164]  ? check_preemption_disabled+0x48/0x280
[  408.879675] 0*2048kB 
[  408.882087]  ? __lock_is_held+0xb5/0x140
[  408.887076] 0*4096kB 
[  408.889484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.893523] = 13944kB
[  408.895924]  ? check_preemption_disabled+0x48/0x280
[  408.901440] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  408.903845]  run_timer_softirq+0x52/0xb0
[  408.908843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  408.917670]  ? rcu_read_lock_sched_held+0x14f/0x180
[  408.921707] 2312 total pagecache pages
[  408.930276]  __do_softirq+0x308/0xb7e
[  408.935279] 0 pages in swap cache
[  408.939152]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.942934] Swap cache stats: add 0, delete 0, find 0/0
[  408.946376]  ? lock_downgrade+0x900/0x900
[  408.950849] Free swap  = 0kB
[  408.956212]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  408.960340] Total swap = 0kB
[  408.963358]  ? pvclock_read_flags+0x160/0x160
[  408.968430] 1965979 pages RAM
[  408.971445]  ? lapic_next_event+0x5a/0x90
[  408.975912] 0 pages HighMem/MovableOnly
[  408.979010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.983135] 342867 pages reserved
[  408.987104]  ? kvm_clock_read+0x18/0x30
[  408.992617] 0 pages cma reserved
[  408.996069]  ? kvm_sched_clock_read+0x9/0x20
[  409.000084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.003380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.003395]  ? check_preemption_disabled+0x48/0x280
[  409.003418]  irq_exit+0x17f/0x1c0
[  409.007854] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.014291]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.019809] syz-fuzzer cpuset=/
[  409.024828]  ? smp_reschedule_interrupt+0x109/0x650
[  409.028263]  mems_allowed=0
[  409.038641]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.060515]  ? interrupt_entry+0xb5/0xc0
[  409.064578]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.069594]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.074617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.079464]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.084484]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.089503]  ? task_prio+0x50/0x50
[  409.093056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.098595]  ? check_preemption_disabled+0x48/0x280
[  409.103619]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.108475]  apic_timer_interrupt+0xf/0x20
[  409.112705]  </IRQ>
[  409.114944] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  409.119873] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  409.138771] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  409.146483] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  409.153749] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  409.161016] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  409.168292] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  409.175562] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  409.182886]  skb_clone+0x1bb/0x500
[  409.186431]  ? skb_split+0x11e0/0x11e0
[  409.190320]  ? check_preemption_disabled+0x48/0x280
[  409.195344]  ? __this_cpu_preempt_check+0x1c/0x20
[  409.200192]  ? __bpf_redirect+0x54b/0xb20
[  409.204350]  bpf_clone_redirect+0xb9/0x490
[  409.208595]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  409.213619]  ? __sched_text_start+0x8/0x8
[  409.217781]  ? find_held_lock+0x36/0x1c0
[  409.221859]  ? lock_acquire+0x1ed/0x520
[  409.225838]  ? bpf_test_run+0x3cb/0x780
[  409.229821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.235566]  ? check_preemption_disabled+0x48/0x280
[  409.240589]  ? kasan_check_read+0x11/0x20
[  409.244743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.250022]  ? rcu_softirq_qs+0x20/0x20
[  409.254005]  ? preempt_schedule+0x4d/0x60
[  409.258176]  ? ___preempt_schedule+0x16/0x18
[  409.262593]  ? bpf_test_run+0x25d/0x780
[  409.266581]  ? netlink_diag_dump+0x2a0/0x2a0
[  409.270996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.276534]  ? bpf_test_init.isra.10+0x70/0x100
[  409.281208]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  409.285978]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.290827]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  409.296368]  ? fput+0x130/0x1a0
[  409.299649]  ? __bpf_prog_get+0x9b/0x290
[  409.303716]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.308559]  ? bpf_prog_test_run+0x130/0x1a0
[  409.312973]  ? __x64_sys_bpf+0x3d8/0x520
[  409.317043]  ? bpf_prog_get+0x20/0x20
[  409.320871]  ? do_syscall_64+0x1b9/0x820
[  409.324937]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  409.330303]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.335687]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.340709]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.345728]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  409.352396]  ? __switch_to_asm+0x40/0x70
[  409.356456]  ? __switch_to_asm+0x34/0x70
[  409.360521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.365375]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.370764] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  409.370840] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.377428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.377433] Call Trace:
[  409.377440]  <IRQ>
[  409.377458]  dump_stack+0x244/0x39d
[  409.377480]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.384049] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.393319]  warn_alloc.cold.117+0xb7/0x1bd
[  409.395871] syz-executor3 cpuset=
[  409.398019]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.401631] syz3
[  409.406815]  ? lock_downgrade+0x900/0x900
[  409.417283]  mems_allowed=0
[  409.421599]  ? trace_hardirqs_off+0xb8/0x310
[  409.443274]  ? trace_hardirqs_off+0xb8/0x310
[  409.447699]  __alloc_pages_slowpath+0x2660/0x2d70
[  409.452575]  ? warn_alloc+0x120/0x120
[  409.456386]  ? warn_alloc+0x120/0x120
[  409.460190]  ? print_usage_bug+0xc0/0xc0
[  409.464274]  ? warn_alloc+0x120/0x120
[  409.468084]  ? print_usage_bug+0xc0/0xc0
[  409.472146]  ? __lock_acquire+0x62f/0x4c20
[  409.476384]  ? __lock_acquire+0x62f/0x4c20
[  409.480624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.486180]  ? should_fail+0x22d/0xd01
[  409.490079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.495185]  ? __lock_acquire+0x62f/0x4c20
[  409.499428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.504528]  ? __lock_acquire+0x62f/0x4c20
[  409.508760]  ? should_fail+0x22d/0xd01
[  409.512647]  ? find_held_lock+0x36/0x1c0
[  409.516727]  ? mark_held_locks+0x130/0x130
[  409.520970]  ? mark_held_locks+0x130/0x130
[  409.525202]  ? zap_class+0x640/0x640
[  409.528917]  ? zap_class+0x640/0x640
[  409.532635]  ? print_usage_bug+0xc0/0xc0
[  409.536697]  ? do_raw_spin_unlock+0xa7/0x330
[  409.541107]  ? zap_class+0x640/0x640
[  409.544822]  ? print_usage_bug+0xc0/0xc0
[  409.548884]  ? wq_watchdog_touch+0x9c/0xfe
[  409.553123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.558661]  ? check_preemption_disabled+0x48/0x280
[  409.563694]  ? __lock_is_held+0xb5/0x140
[  409.567763]  __alloc_pages_nodemask+0xa80/0xde0
[  409.572433]  ? zap_class+0x640/0x640
[  409.576156]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  409.581184]  ? find_held_lock+0x36/0x1c0
[  409.585261]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.589934]  ? lock_downgrade+0x900/0x900
[  409.594091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.599633]  cache_grow_begin+0xa5/0x8c0
[  409.603693]  ? do_raw_spin_unlock+0xa7/0x330
[  409.608110]  fallback_alloc+0x204/0x2e0
[  409.612096]  ____cache_alloc_node+0x1c7/0x1e0
[  409.616599]  kmem_cache_alloc_node+0xe3/0x730
[  409.621097]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.625349]  __alloc_skb+0x119/0x770
[  409.629072]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.634357]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.638768]  ? lock_downgrade+0x900/0x900
[  409.642930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.648472]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.653932]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.659384]  ? addrconf_rs_timer+0x690/0x690
[  409.663806]  ndisc_alloc_skb+0x144/0x340
[  409.667876]  ndisc_send_rs+0x331/0x6e0
[  409.671771]  addrconf_rs_timer+0x314/0x690
[  409.676014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.680274]  call_timer_fn+0x272/0x920
[  409.684175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.688418]  ? process_timeout+0x40/0x40
[  409.692494]  ? mark_held_locks+0xc7/0x130
[  409.696648]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.701144]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.705641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.709876]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.714459]  ? trace_hardirqs_on+0xbd/0x310
[  409.718969]  ? kasan_check_read+0x11/0x20
[  409.723121]  ? __run_timers+0x7da/0xc70
[  409.727102]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.732215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.736460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.740695]  __run_timers+0x7e5/0xc70
[  409.744509]  ? timer_fixup_init+0x70/0x70
[  409.748666]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.753683]  ? zap_class+0x640/0x640
[  409.757406]  ? print_usage_bug+0xc0/0xc0
[  409.761469]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.766668]  ? find_held_lock+0x36/0x1c0
[  409.770734]  ? zap_class+0x640/0x640
[  409.774456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.779996]  ? check_preemption_disabled+0x48/0x280
[  409.785023]  ? __lock_is_held+0xb5/0x140
[  409.789095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.794639]  ? check_preemption_disabled+0x48/0x280
[  409.799662]  run_timer_softirq+0x52/0xb0
[  409.803728]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.808748]  __do_softirq+0x308/0xb7e
[  409.812553]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.817057]  ? lock_downgrade+0x900/0x900
[  409.821215]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.826331]  ? pvclock_read_flags+0x160/0x160
[  409.830828]  ? lapic_next_event+0x5a/0x90
[  409.834985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.840531]  ? kvm_clock_read+0x18/0x30
[  409.844504]  ? kvm_sched_clock_read+0x9/0x20
[  409.848919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.854460]  ? check_preemption_disabled+0x48/0x280
[  409.859488]  irq_exit+0x17f/0x1c0
[  409.862943]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.867788]  ? smp_reschedule_interrupt+0x109/0x650
[  409.872808]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.878699]  ? interrupt_entry+0xb5/0xc0
[  409.882762]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.887783]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.892804]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.897653]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.902668]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.907729]  ? task_prio+0x50/0x50
[  409.911319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.916860]  ? check_preemption_disabled+0x48/0x280
[  409.921884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.926739]  apic_timer_interrupt+0xf/0x20
[  409.930999]  </IRQ>
[  409.933356] RIP: 0010:console_unlock+0xffa/0x1160
[  409.938205] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  409.957104] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  409.964812] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  409.972100] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  409.979370] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  409.986640] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  409.993916] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  410.001194]  ? netconsole_netdev_event+0x280/0x280
[  410.006131]  ? console_unlock+0xff1/0x1160
[  410.010390]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  410.015073]  ? lock_release+0xa00/0xa00
[  410.019056]  ? interrupt_entry+0xc0/0xc0
[  410.023193]  vprintk_emit+0x33d/0x930
[  410.027013]  ? wake_up_klogd+0x180/0x180
[  410.031082]  ? attach_entity_load_avg+0x810/0x860
[  410.035927]  ? __lock_acquire+0x600/0x4c20
[  410.040163]  ? mark_held_locks+0x130/0x130
[  410.044402]  ? print_usage_bug+0xc0/0xc0
[  410.048472]  ? find_held_lock+0x36/0x1c0
[  410.052542]  ? mark_held_locks+0xc7/0x130
[  410.056715]  vprintk_default+0x28/0x30
[  410.060604]  vprintk_func+0x7e/0x181
[  410.064324]  printk+0xa7/0xcf
[  410.067430]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  410.072204]  show_free_areas.cold.118+0x1e0b/0x215d
[  410.077240]  ? si_meminfo_node+0x260/0x260
[  410.081496]  ? __lock_acquire+0x62f/0x4c20
[  410.085737]  ? __lock_acquire+0x62f/0x4c20
[  410.089988]  ? __lock_is_held+0xb5/0x140
[  410.094154]  ? mark_held_locks+0x130/0x130
[  410.098395]  ? zap_class+0x640/0x640
[  410.102127]  ? put_dec+0x3b/0xf0
[  410.105512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.111076]  ? find_held_lock+0x36/0x1c0
[  410.115148]  ? serial8250_console_write+0x8b3/0xb10
[  410.120172]  ? lock_downgrade+0x900/0x900
[  410.124338]  ? zap_class+0x640/0x640
[  410.128072]  ? zap_class+0x640/0x640
[  410.131839]  ? print_usage_bug+0xc0/0xc0
[  410.135906]  ? do_raw_spin_unlock+0xa7/0x330
[  410.140345]  ? trace_hardirqs_on+0x310/0x310
[  410.144757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.150312]  ? find_held_lock+0x36/0x1c0
[  410.154393]  ? mark_held_locks+0xc7/0x130
[  410.158630]  ? console_unlock+0xfcd/0x1160
[  410.162864]  ? netconsole_netdev_event+0x280/0x280
[  410.167802]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.172398]  ? trace_hardirqs_on+0xbd/0x310
[  410.176721]  ? vprintk_emit+0x33d/0x930
[  410.180699]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.185804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.191348]  ? netconsole_netdev_event+0x280/0x280
[  410.196279]  ? console_unlock+0x8d8/0x1160
[  410.200536]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  410.205212]  ? lock_release+0xa00/0xa00
[  410.209197]  ? preempt_count_add+0xbc/0x1b0
[  410.213551]  ? wake_up_klogd+0x11a/0x180
[  410.217614]  ? console_device+0xc0/0xc0
[  410.221597]  ? vprintk_emit+0x268/0x930
[  410.225578]  ? wake_up_klogd+0x180/0x180
[  410.229666]  ? trace_hardirqs_on_caller+0xc0/0x310
[  410.234610]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.239405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.244854]  ? retint_kernel+0x1b/0x2d
[  410.248749]  ? trace_hardirqs_on+0x310/0x310
[  410.253171]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.257948]  ? trace_initcall_level+0x80/0x31b
[  410.262529]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  410.267292]  ? show_mem+0x1e/0x17b
[  410.270854]  show_mem+0x34/0x17b
[  410.274229]  dump_header+0x2f1/0xf72
[  410.277950]  ? mark_held_locks+0x130/0x130
[  410.282202]  ? pagefault_out_of_memory+0x197/0x197
[  410.287145]  ? __lock_acquire+0x62f/0x4c20
[  410.291409]  ? zap_class+0x640/0x640
[  410.295131]  ? percpu_ref_get_many+0x240/0x240
[  410.299720]  ? print_usage_bug+0xc0/0xc0
[  410.303779]  ? print_usage_bug+0xc0/0xc0
[  410.307872]  ? zap_class+0x640/0x640
[  410.311586]  ? print_usage_bug+0xc0/0xc0
[  410.315646]  ? print_usage_bug+0xc0/0xc0
[  410.319718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.325260]  ? find_held_lock+0x36/0x1c0
[  410.329337]  ? mark_held_locks+0xc7/0x130
[  410.333492]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.338598]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.343701]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.348286]  ? trace_hardirqs_on+0xbd/0x310
[  410.352632]  ? kasan_check_read+0x11/0x20
[  410.356779]  ? ___ratelimit+0x3b4/0x672
[  410.360754]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.365857]  ? trace_hardirqs_on+0x310/0x310
[  410.370269]  ? lock_downgrade+0x900/0x900
[  410.374425]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.379528]  ? ___ratelimit+0x3b9/0x672
[  410.383509]  ? idr_get_free+0xec0/0xec0
[  410.387486]  ? find_held_lock+0x36/0x1c0
[  410.391558]  oom_kill_process.cold.27+0x10/0x903
[  410.396318]  ? zap_class+0x640/0x640
[  410.400056]  ? check_preemption_disabled+0x48/0x280
[  410.405109]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.410060]  ? kasan_check_read+0x11/0x20
[  410.414211]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.419494]  ? oom_evaluate_task+0x540/0x540
[  410.423905]  ? find_held_lock+0x36/0x1c0
[  410.427974]  ? out_of_memory+0x974/0x1430
[  410.432125]  ? lock_downgrade+0x900/0x900
[  410.436275]  ? check_preemption_disabled+0x48/0x280
[  410.441303]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.446281]  ? kasan_check_read+0x11/0x20
[  410.450447]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.455745]  ? rcu_softirq_qs+0x20/0x20
[  410.459739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.465279]  ? oom_evaluate_task+0x302/0x540
[  410.469698]  out_of_memory+0xa84/0x1430
[  410.473696]  ? oom_killer_disable+0x3a0/0x3a0
[  410.478196]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  410.483131]  ? __mutex_add_waiter+0x2a0/0x2a0
[  410.487640]  __alloc_pages_slowpath+0x22d4/0x2d70
[  410.492516]  ? warn_alloc+0x120/0x120
[  410.496326]  ? rcu_softirq_qs+0x20/0x20
[  410.500337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.505883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.511465]  ? should_fail+0x22d/0xd01
[  410.515356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.520463]  ? zap_class+0x640/0x640
[  410.524213]  ? __lock_is_held+0xb5/0x140
[  410.528283]  ? mark_held_locks+0x130/0x130
[  410.532529]  ? lock_release+0xa00/0xa00
[  410.536508]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.541968]  ? __might_sleep+0x95/0x190
[  410.545951]  __alloc_pages_nodemask+0xa80/0xde0
[  410.550642]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  410.555660]  ? __page_cache_alloc+0x191/0x5c0
[  410.560175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.565104]  ? kasan_check_read+0x11/0x20
[  410.569259]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.574541]  ? zap_class+0x640/0x640
[  410.578266]  ? zap_class+0x640/0x640
[  410.581978]  ? zap_class+0x640/0x640
[  410.585689]  ? __do_page_cache_readahead+0x7ce/0x980
[  410.590798]  ? find_held_lock+0x36/0x1c0
[  410.594866]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.600410]  alloc_pages_current+0x173/0x350
[  410.604831]  __page_cache_alloc+0x38c/0x5c0
[  410.609183]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.614115]  ? kasan_check_read+0x11/0x20
[  410.618262]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.623542]  ? generic_perform_write+0x6a0/0x6a0
[  410.628299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.633842]  ? check_preemption_disabled+0x48/0x280
[  410.638866]  filemap_fault+0x1594/0x25f0
[  410.642945]  ? __lock_page_or_retry+0xa00/0xa00
[  410.647617]  ? mark_held_locks+0x130/0x130
[  410.651850]  ? rcu_softirq_qs+0x20/0x20
[  410.655843]  ? kasan_check_read+0x11/0x20
[  410.659992]  ? rcu_softirq_qs+0x20/0x20
[  410.663973]  ? filemap_map_pages+0xe04/0x1990
[  410.668477]  ? print_usage_bug+0xc0/0xc0
[  410.672542]  ? unwind_get_return_address+0x61/0xa0
[  410.677473]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  410.682407]  ? print_usage_bug+0xc0/0xc0
[  410.686490]  ? print_usage_bug+0xc0/0xc0
[  410.690558]  ? __lock_acquire+0x62f/0x4c20
[  410.694792]  ? save_stack+0x43/0xd0
[  410.698417]  ? __kasan_slab_free+0x102/0x150
[  410.702822]  ? kasan_slab_free+0xe/0x10
[  410.706797]  ? kmem_cache_free+0x83/0x290
[  410.710950]  ? __sigqueue_free.part.29+0x74/0x90
[  410.715722]  ? lock_acquire+0x1ed/0x520
[  410.719742]  ? ext4_filemap_fault+0x7a/0xad
[  410.724080]  ? lock_release+0xa00/0xa00
[  410.728061]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.733634]  ? print_usage_bug+0xc0/0xc0
[  410.737701]  ? print_usage_bug+0xc0/0xc0
[  410.741775]  ? down_read+0x8d/0x120
[  410.745401]  ? ext4_filemap_fault+0x7a/0xad
[  410.749723]  ? __down_interruptible+0x700/0x700
[  410.754403]  ext4_filemap_fault+0x82/0xad
[  410.758555]  __do_fault+0x100/0x6b0
[  410.762189]  ? pmd_devmap_trans_unstable+0x220/0x220
[  410.767296]  ? mark_held_locks+0x130/0x130
[  410.771551]  ? mark_held_locks+0x130/0x130
[  410.775784]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  410.781340]  ? rcu_pm_notify+0xc0/0xc0
[  410.785252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.790792]  __handle_mm_fault+0x307c/0x5920
[  410.795217]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  410.800064]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.804565]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.809151]  ? trace_hardirqs_on+0xbd/0x310
[  410.813470]  ? kasan_check_read+0x11/0x20
[  410.817617]  ? __set_current_blocked+0xdf/0x120
[  410.822293]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.827427]  ? zap_class+0x640/0x640
[  410.831145]  ? zap_class+0x640/0x640
[  410.834898]  ? find_held_lock+0x36/0x1c0
[  410.838967]  ? handle_mm_fault+0x42a/0xc70
[  410.843205]  ? lock_downgrade+0x900/0x900
[  410.847371]  ? check_preemption_disabled+0x48/0x280
[  410.852586]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.857517]  ? kasan_check_read+0x11/0x20
[  410.861667]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.866964]  ? rcu_softirq_qs+0x20/0x20
[  410.870941]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.876071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.881609]  ? check_preemption_disabled+0x48/0x280
[  410.886634]  handle_mm_fault+0x54f/0xc70
[  410.890704]  ? __handle_mm_fault+0x5920/0x5920
[  410.895292]  ? find_vma+0x34/0x190
[  410.898846]  __do_page_fault+0x5e8/0xe60
[  410.902909]  ? exit_to_usermode_loop+0x1f4/0x380
[  410.907749]  do_page_fault+0xf2/0x7e0
[  410.911569]  ? vmalloc_sync_all+0x30/0x30
[  410.915719]  ? error_entry+0x70/0xd0
[  410.919434]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.924456]  ? trace_hardirqs_on_caller+0xc0/0x310
[  410.929391]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.934330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.939178]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.944195]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.949660]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.954712]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.959747]  ? page_fault+0x8/0x30
[  410.963290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.968148]  ? page_fault+0x8/0x30
[  410.971689]  page_fault+0x1e/0x30
[  410.975141] RIP: 0033:0x45db60
[  410.978346] Code: Bad RIP value.
[  410.981710] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  410.987090] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  410.994359] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  411.001740] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  411.009005] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  411.016292] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  411.023591] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  411.023597] warn_alloc_show_mem: 1 callbacks suppressed
[  411.023604] Mem-Info:
[  411.030616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.035996] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  411.035996]  active_file:14 inactive_file:14 isolated_file:0
[  411.035996]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.035996]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  411.035996]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  411.035996]  free:13738 free_pcp:524 free_cma:0
[  411.038368] Call Trace:
[  411.047772] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.080705]  <IRQ>
[  411.083279] Node 0 
[  411.110864]  dump_stack+0x244/0x39d
[  411.113015] 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
[  411.115223]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.118828] lowmem_reserve[]:
[  411.144823]  warn_alloc.cold.117+0xb7/0x1bd
[  411.149976]  0
[  411.153081]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.157377]  2818
[  411.159176]  ? lock_downgrade+0x900/0x900
[  411.163989]  6321
[  411.166062]  ? trace_hardirqs_off+0xb8/0x310
[  411.170186]  6321
[  411.172263]  ? trace_hardirqs_off+0xb8/0x310
[  411.178729]  __alloc_pages_slowpath+0x2660/0x2d70
[  411.183107] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  411.187979]  ? warn_alloc+0x120/0x120
[  411.187998]  ? warn_alloc+0x120/0x120
[  411.215300] lowmem_reserve[]:
[  411.219144]  ? print_usage_bug+0xc0/0xc0
[  411.222916]  0
[  411.226031]  ? warn_alloc+0x120/0x120
[  411.230083]  0 3503
[  411.232074]  ? print_usage_bug+0xc0/0xc0
[  411.235861]  3503
[  411.238118]  ? __lock_acquire+0x62f/0x4c20
[  411.244226]  ? __lock_acquire+0x62f/0x4c20
[  411.248435] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  411.252692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.252708]  ? should_fail+0x22d/0xd01
[  411.281848] lowmem_reserve[]: 0
[  411.287396]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.291255]  0
[  411.294533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.299780]  0
[  411.301576]  ? __lock_acquire+0x62f/0x4c20
[  411.306651]  0
[  411.308447]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.314454]  ? __lock_acquire+0x62f/0x4c20
[  411.319535] Node 0 
[  411.323758]  ? should_fail+0x22d/0xd01
[  411.323768] DMA: 
[  411.326044]  ? rcu_irq_exit+0x1a2/0x390
[  411.329904] 1*4kB 
[  411.332097]  ? mark_held_locks+0x130/0x130
[  411.336063] (U) 
[  411.338209]  ? mark_held_locks+0x130/0x130
[  411.342422] 0*8kB 
[  411.344427]  ? mark_held_locks+0xc7/0x130
[  411.348635] 0*16kB 
[  411.350790]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  411.354925] 1*32kB 
[  411.357152]  ? zap_class+0x640/0x640
[  411.362147] (U) 
[  411.364378]  ? print_usage_bug+0xc0/0xc0
[  411.368097] 2*64kB (U) 
[  411.370102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.374139] 1*128kB 
[  411.376720]  ? check_preemption_disabled+0x48/0x280
[  411.382233] (U) 
[  411.384559]  ? __lock_is_held+0xb5/0x140
[  411.389546] 1*256kB 
[  411.391519]  __alloc_pages_nodemask+0xa80/0xde0
[  411.395552] (U) 
[  411.397869]  ? zap_class+0x640/0x640
[  411.402513] 0*512kB 
[  411.404485]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  411.408172] 1*1024kB 
[  411.410494]  ? find_held_lock+0x36/0x1c0
[  411.415477] (U) 
[  411.417905]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.421937] 1*2048kB 
[  411.423906]  ? lock_downgrade+0x900/0x900
[  411.428550] (M) 
[  411.430966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.435105] 3*4096kB 
[  411.437090]  cache_grow_begin+0xa5/0x8c0
[  411.442602] (M) 
[  411.445022]  ? do_raw_spin_unlock+0xa7/0x330
[  411.449073] = 15908kB
[  411.451057]  fallback_alloc+0x204/0x2e0
[  411.455442] Node 0 
[  411.457853]  ____cache_alloc_node+0x1c7/0x1e0
[  411.461798] DMA32: 
[  411.464044]  kmem_cache_alloc_node+0xe3/0x730
[  411.468513] 5*4kB 
[  411.470746]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.475216] (UM) 
[  411.477368]  __alloc_skb+0x119/0x770
[  411.481572] 1*8kB 
[  411.483633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.487325] (U) 
[  411.489470]  ? netdev_alloc_frag+0x1f0/0x1f0
[  411.494720] 3*16kB 
[  411.496694]  ? lock_downgrade+0x900/0x900
[  411.501077] (UM) 
[  411.503310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.507437] 2*32kB 
[  411.509500]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.515007] (UM) 
[  411.517245]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.522669] 4*64kB 
[  411.524727]  ? addrconf_rs_timer+0x690/0x690
[  411.530180] (UM) 
[  411.532539]  ndisc_alloc_skb+0x144/0x340
[  411.536930] 5*128kB 
[  411.539018]  ndisc_send_rs+0x331/0x6e0
[  411.543061] (UM) 
[  411.545380]  addrconf_rs_timer+0x314/0x690
[  411.549243] 4*256kB 
[  411.551300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.555510] (UM) 
[  411.557864]  call_timer_fn+0x272/0x920
[  411.562069] 3*512kB 
[  411.564125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.567986] (M) 
[  411.570308]  ? process_timeout+0x40/0x40
[  411.574523] 3*1024kB 
[  411.576501]  ? __run_timers+0x7da/0xc70
[  411.580532] (UM) 
[  411.582940]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.586904] 3*2048kB 
[  411.588958]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.593431] (UM) 
[  411.595844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.600337] 3*4096kB 
[  411.602394]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.606612] (M) 
[  411.609019]  ? trace_hardirqs_on+0xbd/0x310
[  411.613574] = 25100kB
[  411.615559]  ? kasan_check_read+0x11/0x20
[  411.619854] Node 0 
[  411.622263]  ? __run_timers+0x7da/0xc70
[  411.626383] Normal: 
[  411.628619]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.632567] 922*4kB 
[  411.634885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.639961] (UMEH) 
[  411.642296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.646525] 452*8kB 
[  411.648785]  __run_timers+0x7e5/0xc70
[  411.652993] (UME) 
[  411.655318]  ? timer_fixup_init+0x70/0x70
[  411.659092] 175*16kB 
[  411.661235]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.665360] (UMEH) 
[  411.667777]  ? zap_class+0x640/0x640
[  411.672782] 86*32kB 
[  411.675014]  ? enqueue_hrtimer+0x1a5/0x560
[  411.678702] (UMEH) 
[  411.681065]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.685276] 11*64kB 
[  411.687508]  ? find_held_lock+0x36/0x1c0
[  411.692670] (MH) 
[  411.694998]  ? zap_class+0x640/0x640
[  411.699052] 1*128kB 
[  411.701119]  ? pvclock_read_flags+0x160/0x160
[  411.704804] (H) 
[  411.707144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.711613] 1*256kB 
[  411.713586]  ? check_preemption_disabled+0x48/0x280
[  411.719312] (H) 0*512kB 
[  411.721654]  ? __lock_is_held+0xb5/0x140
[  411.726643] 0*1024kB 
[  411.729310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.733366] 0*2048kB 
[  411.735774]  ? check_preemption_disabled+0x48/0x280
[  411.741288] 0*4096kB 
[  411.743692]  run_timer_softirq+0x52/0xb0
[  411.748687] = 13944kB
[  411.751120]  ? rcu_read_lock_sched_held+0x14f/0x180
[  411.755177] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.757573]  __do_softirq+0x308/0xb7e
[  411.762569] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.771392]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.775169] 2312 total pagecache pages
[  411.783737]  ? lock_downgrade+0x900/0x900
[  411.788213] 0 pages in swap cache
[  411.792099]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  411.796225] Swap cache stats: add 0, delete 0, find 0/0
[  411.799673]  ? pvclock_read_flags+0x160/0x160
[  411.804753] Free swap  = 0kB
[  411.810118]  ? lapic_next_event+0x5a/0x90
[  411.814602] Total swap = 0kB
[  411.817629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.821750] 1965979 pages RAM
[  411.824775]  ? kvm_clock_read+0x18/0x30
[  411.830289] 0 pages HighMem/MovableOnly
[  411.833392]  ? kvm_sched_clock_read+0x9/0x20
[  411.837345] 342867 pages reserved
[  411.841327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.845714] 0 pages cma reserved
[  411.849163]  ? check_preemption_disabled+0x48/0x280
[  411.854752] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.858068]  irq_exit+0x17f/0x1c0
[  411.863219] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.869569]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.873004] syz-fuzzer cpuset=
[  411.883222]  ? smp_reschedule_interrupt+0x109/0x650
[  411.888048] /
[  411.891233]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.896226]  mems_allowed=0
[  411.897936]  ? interrupt_entry+0xb5/0xc0
[  411.910792]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.915838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.920859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.925704]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.930718]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.936217]  ? task_prio+0x50/0x50
[  411.939762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.945322]  ? check_preemption_disabled+0x48/0x280
[  411.950349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.955234]  apic_timer_interrupt+0xf/0x20
[  411.959462]  </IRQ>
[  411.961702] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  411.966647] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  411.985569] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  411.993282] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.000553] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  412.007825] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  412.015094] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  412.022360] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  412.029675]  skb_clone+0x1bb/0x500
[  412.033221]  ? skb_split+0x11e0/0x11e0
[  412.037113]  ? check_preemption_disabled+0x48/0x280
[  412.042135]  ? __this_cpu_preempt_check+0x1c/0x20
[  412.046979]  ? __bpf_redirect+0x54b/0xb20
[  412.051168]  bpf_clone_redirect+0xb9/0x490
[  412.055419]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  412.060442]  ? __sched_text_start+0x8/0x8
[  412.064609]  ? find_held_lock+0x36/0x1c0
[  412.068679]  ? lock_acquire+0x1ed/0x520
[  412.072656]  ? bpf_test_run+0x3cb/0x780
[  412.076635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.082175]  ? check_preemption_disabled+0x48/0x280
[  412.087226]  ? kasan_check_read+0x11/0x20
[  412.091390]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.096668]  ? rcu_softirq_qs+0x20/0x20
[  412.100645]  ? preempt_schedule+0x4d/0x60
[  412.104969]  ? ___preempt_schedule+0x16/0x18
[  412.109389]  ? bpf_test_run+0x25d/0x780
[  412.113378]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.117794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.123336]  ? bpf_test_init.isra.10+0x70/0x100
[  412.128011]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  412.133060]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.137905]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.143471]  ? fput+0x130/0x1a0
[  412.146756]  ? __bpf_prog_get+0x9b/0x290
[  412.150825]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.155665]  ? bpf_prog_test_run+0x130/0x1a0
[  412.160078]  ? __x64_sys_bpf+0x3d8/0x520
[  412.164154]  ? bpf_prog_get+0x20/0x20
[  412.167979]  ? do_syscall_64+0x1b9/0x820
[  412.172059]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.177427]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.182365]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.187385]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.192437]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  412.199114]  ? __switch_to_asm+0x40/0x70
[  412.203191]  ? __switch_to_asm+0x34/0x70
[  412.207266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.212123]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.217514] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  412.217585] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.224177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.224182] Call Trace:
[  412.224188]  <IRQ>
[  412.224222]  dump_stack+0x244/0x39d
[  412.224254]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.224280]  warn_alloc.cold.117+0xb7/0x1bd
[  412.230798] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.240096]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.242656] syz-executor3 cpuset=
[  412.244801]  ? lock_downgrade+0x900/0x900
[  412.248407] syz3
[  412.253592]  ? trace_hardirqs_off+0xb8/0x310
[  412.257887]  mems_allowed=0
[  412.268383]  ? trace_hardirqs_off+0xb8/0x310
[  412.294476]  __alloc_pages_slowpath+0x2660/0x2d70
[  412.299377]  ? warn_alloc+0x120/0x120
[  412.303199]  ? warn_alloc+0x120/0x120
[  412.307003]  ? print_usage_bug+0xc0/0xc0
[  412.311075]  ? warn_alloc+0x120/0x120
[  412.314876]  ? print_usage_bug+0xc0/0xc0
[  412.318937]  ? idle_cpu+0x1d0/0x1d0
[  412.322574]  ? kvm_sched_clock_read+0x9/0x20
[  412.326992]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.332003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.337535]  ? should_fail+0x22d/0xd01
[  412.341429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.346536]  ? __lock_acquire+0x62f/0x4c20
[  412.350786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.355925]  ? __lock_acquire+0x62f/0x4c20
[  412.360173]  ? should_fail+0x22d/0xd01
[  412.364077]  ? mark_held_locks+0x130/0x130
[  412.368325]  ? mark_held_locks+0x130/0x130
[  412.372558]  ? account_entity_enqueue+0x3a3/0x660
[  412.377436]  ? zap_class+0x640/0x640
[  412.381150]  ? print_usage_bug+0xc0/0xc0
[  412.385218]  ? rcu_softirq_qs+0x20/0x20
[  412.389195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.394733]  ? check_preemption_disabled+0x48/0x280
[  412.399758]  ? __lock_is_held+0xb5/0x140
[  412.403827]  __alloc_pages_nodemask+0xa80/0xde0
[  412.408516]  ? zap_class+0x640/0x640
[  412.412240]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  412.417272]  ? find_held_lock+0x36/0x1c0
[  412.421348]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.426019]  ? lock_downgrade+0x900/0x900
[  412.430185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.435745]  cache_grow_begin+0xa5/0x8c0
[  412.439856]  ? do_raw_spin_unlock+0xa7/0x330
[  412.444273]  fallback_alloc+0x204/0x2e0
[  412.448257]  ____cache_alloc_node+0x1c7/0x1e0
[  412.452759]  kmem_cache_alloc_node+0xe3/0x730
[  412.457285]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.461538]  __alloc_skb+0x119/0x770
[  412.465256]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.470540]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.474951]  ? lock_downgrade+0x900/0x900
[  412.479113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.484668]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.490135]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.495587]  ? addrconf_rs_timer+0x690/0x690
[  412.500010]  ndisc_alloc_skb+0x144/0x340
[  412.504088]  ndisc_send_rs+0x331/0x6e0
[  412.507985]  addrconf_rs_timer+0x314/0x690
[  412.512225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.516475]  call_timer_fn+0x272/0x920
[  412.520367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.524608]  ? process_timeout+0x40/0x40
[  412.528684]  ? mark_held_locks+0xc7/0x130
[  412.532838]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.537338]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.541833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.546075]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.550658]  ? trace_hardirqs_on+0xbd/0x310
[  412.554982]  ? kasan_check_read+0x11/0x20
[  412.559137]  ? __run_timers+0x7da/0xc70
[  412.563134]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.568267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.572502]  __run_timers+0x7e5/0xc70
[  412.576321]  ? timer_fixup_init+0x70/0x70
[  412.580473]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.585491]  ? zap_class+0x640/0x640
[  412.589210]  ? print_usage_bug+0xc0/0xc0
[  412.593275]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.598475]  ? find_held_lock+0x36/0x1c0
[  412.602541]  ? zap_class+0x640/0x640
[  412.606261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.611801]  ? check_preemption_disabled+0x48/0x280
[  412.616831]  ? __lock_is_held+0xb5/0x140
[  412.620894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.626432]  ? check_preemption_disabled+0x48/0x280
[  412.631592]  run_timer_softirq+0x52/0xb0
[  412.635754]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.640789]  __do_softirq+0x308/0xb7e
[  412.644607]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.649107]  ? lock_downgrade+0x900/0x900
[  412.653259]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.658382]  ? pvclock_read_flags+0x160/0x160
[  412.662881]  ? lapic_next_event+0x5a/0x90
[  412.667043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.672586]  ? kvm_clock_read+0x18/0x30
[  412.676580]  ? kvm_sched_clock_read+0x9/0x20
[  412.680993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.686530]  ? check_preemption_disabled+0x48/0x280
[  412.691572]  irq_exit+0x17f/0x1c0
[  412.695032]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.699883]  ? smp_reschedule_interrupt+0x109/0x650
[  412.704899]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.710822]  ? interrupt_entry+0xb5/0xc0
[  412.714889]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.719904]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.724924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.729770]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.734789]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.739805]  ? task_prio+0x50/0x50
[  412.743349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.748887]  ? check_preemption_disabled+0x48/0x280
[  412.753911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.758796]  apic_timer_interrupt+0xf/0x20
[  412.763025]  </IRQ>
[  412.765277] RIP: 0010:console_unlock+0xffa/0x1160
[  412.770130] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  412.789031] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  412.796750] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  412.804044] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  412.811338] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  412.818602] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  412.825871] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  412.833164]  ? netconsole_netdev_event+0x280/0x280
[  412.838151]  ? console_unlock+0xff1/0x1160
[  412.842406]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  412.847113]  ? lock_release+0xa00/0xa00
[  412.851284]  ? interrupt_entry+0xc0/0xc0
[  412.855363]  vprintk_emit+0x33d/0x930
[  412.859171]  ? wake_up_klogd+0x180/0x180
[  412.863252]  ? attach_entity_load_avg+0x810/0x860
[  412.868094]  ? __lock_acquire+0x600/0x4c20
[  412.872337]  ? mark_held_locks+0x130/0x130
[  412.876570]  ? print_usage_bug+0xc0/0xc0
[  412.880638]  ? find_held_lock+0x36/0x1c0
[  412.884709]  ? mark_held_locks+0xc7/0x130
[  412.888865]  vprintk_default+0x28/0x30
[  412.892770]  vprintk_func+0x7e/0x181
[  412.896486]  printk+0xa7/0xcf
[  412.899594]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  412.904368]  show_free_areas.cold.118+0x1e0b/0x215d
[  412.909406]  ? si_meminfo_node+0x260/0x260
[  412.913659]  ? __lock_acquire+0x62f/0x4c20
[  412.917901]  ? __lock_acquire+0x62f/0x4c20
[  412.922138]  ? __lock_is_held+0xb5/0x140
[  412.926221]  ? mark_held_locks+0x130/0x130
[  412.930459]  ? zap_class+0x640/0x640
[  412.934205]  ? put_dec+0x3b/0xf0
[  412.937579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.943128]  ? find_held_lock+0x36/0x1c0
[  412.947208]  ? serial8250_console_write+0x8b3/0xb10
[  412.952238]  ? lock_downgrade+0x900/0x900
[  412.956386]  ? zap_class+0x640/0x640
[  412.960106]  ? zap_class+0x640/0x640
[  412.963824]  ? print_usage_bug+0xc0/0xc0
[  412.967884]  ? do_raw_spin_unlock+0xa7/0x330
[  412.972294]  ? trace_hardirqs_on+0x310/0x310
[  412.976712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.982261]  ? find_held_lock+0x36/0x1c0
[  412.986346]  ? mark_held_locks+0xc7/0x130
[  412.990500]  ? console_unlock+0xfcd/0x1160
[  412.994737]  ? netconsole_netdev_event+0x280/0x280
[  412.999671]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  413.004257]  ? trace_hardirqs_on+0xbd/0x310
[  413.008593]  ? vprintk_emit+0x33d/0x930
[  413.012569]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.017674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.023218]  ? netconsole_netdev_event+0x280/0x280
[  413.028149]  ? console_unlock+0x8d8/0x1160
[  413.032401]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  413.037082]  ? lock_release+0xa00/0xa00
[  413.041078]  ? preempt_count_add+0xbc/0x1b0
[  413.045403]  ? wake_up_klogd+0x11a/0x180
[  413.049464]  ? console_device+0xc0/0xc0
[  413.053448]  ? vprintk_emit+0x268/0x930
[  413.057427]  ? wake_up_klogd+0x180/0x180
[  413.061487]  ? trace_hardirqs_on_caller+0xc0/0x310
[  413.066422]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.071181]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.076632]  ? retint_kernel+0x1b/0x2d
[  413.080521]  ? trace_hardirqs_on+0x310/0x310
[  413.084941]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.089721]  ? trace_initcall_level+0x80/0x31b
[  413.094313]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  413.099082]  ? show_mem+0x1e/0x17b
[  413.102625]  show_mem+0x34/0x17b
[  413.106094]  dump_header+0x2f1/0xf72
[  413.109816]  ? mark_held_locks+0x130/0x130
[  413.114063]  ? pagefault_out_of_memory+0x197/0x197
[  413.119006]  ? __lock_acquire+0x62f/0x4c20
[  413.123249]  ? zap_class+0x640/0x640
[  413.126971]  ? percpu_ref_get_many+0x240/0x240
[  413.131587]  ? print_usage_bug+0xc0/0xc0
[  413.135684]  ? print_usage_bug+0xc0/0xc0
[  413.139754]  ? zap_class+0x640/0x640
[  413.143477]  ? print_usage_bug+0xc0/0xc0
[  413.147536]  ? print_usage_bug+0xc0/0xc0
[  413.151608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.157155]  ? find_held_lock+0x36/0x1c0
[  413.161226]  ? mark_held_locks+0xc7/0x130
[  413.165381]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.170488]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.175591]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  413.180180]  ? trace_hardirqs_on+0xbd/0x310
[  413.184502]  ? kasan_check_read+0x11/0x20
[  413.188653]  ? ___ratelimit+0x3b4/0x672
[  413.192630]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.197735]  ? trace_hardirqs_on+0x310/0x310
[  413.202146]  ? lock_downgrade+0x900/0x900
[  413.206300]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.211409]  ? ___ratelimit+0x3b9/0x672
[  413.215386]  ? idr_get_free+0xec0/0xec0
[  413.219363]  ? find_held_lock+0x36/0x1c0
[  413.223437]  oom_kill_process.cold.27+0x10/0x903
[  413.228200]  ? zap_class+0x640/0x640
[  413.231920]  ? check_preemption_disabled+0x48/0x280
[  413.236948]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.241881]  ? kasan_check_read+0x11/0x20
[  413.246052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.251342]  ? oom_evaluate_task+0x540/0x540
[  413.255754]  ? find_held_lock+0x36/0x1c0
[  413.259825]  ? out_of_memory+0x974/0x1430
[  413.263975]  ? lock_downgrade+0x900/0x900
[  413.268124]  ? check_preemption_disabled+0x48/0x280
[  413.273150]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.278083]  ? kasan_check_read+0x11/0x20
[  413.282234]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.287514]  ? rcu_softirq_qs+0x20/0x20
[  413.291494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.297043]  ? oom_evaluate_task+0x302/0x540
[  413.301460]  out_of_memory+0xa84/0x1430
[  413.305446]  ? oom_killer_disable+0x3a0/0x3a0
[  413.309948]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  413.314880]  ? __mutex_add_waiter+0x2a0/0x2a0
[  413.319391]  __alloc_pages_slowpath+0x22d4/0x2d70
[  413.324268]  ? warn_alloc+0x120/0x120
[  413.328076]  ? rcu_softirq_qs+0x20/0x20
[  413.332088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.337662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.343202]  ? should_fail+0x22d/0xd01
[  413.347095]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.352201]  ? zap_class+0x640/0x640
[  413.355940]  ? __lock_is_held+0xb5/0x140
[  413.360014]  ? mark_held_locks+0x130/0x130
[  413.364266]  ? lock_release+0xa00/0xa00
[  413.368243]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.373704]  ? __might_sleep+0x95/0x190
[  413.377683]  __alloc_pages_nodemask+0xa80/0xde0
[  413.382363]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  413.387386]  ? __page_cache_alloc+0x191/0x5c0
[  413.391885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.396830]  ? kasan_check_read+0x11/0x20
[  413.400981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.406264]  ? zap_class+0x640/0x640
[  413.409985]  ? zap_class+0x640/0x640
[  413.413700]  ? zap_class+0x640/0x640
[  413.417416]  ? __do_page_cache_readahead+0x7ce/0x980
[  413.422524]  ? find_held_lock+0x36/0x1c0
[  413.426593]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  413.432173]  alloc_pages_current+0x173/0x350
[  413.436601]  __page_cache_alloc+0x38c/0x5c0
[  413.440925]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.445855]  ? kasan_check_read+0x11/0x20
[  413.450026]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.455363]  ? generic_perform_write+0x6a0/0x6a0
[  413.460138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.465676]  ? check_preemption_disabled+0x48/0x280
[  413.470701]  filemap_fault+0x1594/0x25f0
[  413.474776]  ? __lock_page_or_retry+0xa00/0xa00
[  413.479461]  ? mark_held_locks+0x130/0x130
[  413.483716]  ? rcu_softirq_qs+0x20/0x20
[  413.487694]  ? kasan_check_read+0x11/0x20
[  413.491852]  ? rcu_softirq_qs+0x20/0x20
[  413.495834]  ? filemap_map_pages+0xe04/0x1990
[  413.500343]  ? print_usage_bug+0xc0/0xc0
[  413.504414]  ? unwind_get_return_address+0x61/0xa0
[  413.509361]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  413.514330]  ? print_usage_bug+0xc0/0xc0
[  413.518401]  ? print_usage_bug+0xc0/0xc0
[  413.522464]  ? __lock_acquire+0x62f/0x4c20
[  413.526701]  ? save_stack+0x43/0xd0
[  413.530330]  ? __kasan_slab_free+0x102/0x150
[  413.534745]  ? kasan_slab_free+0xe/0x10
[  413.538722]  ? kmem_cache_free+0x83/0x290
[  413.542870]  ? __sigqueue_free.part.29+0x74/0x90
[  413.547646]  ? lock_acquire+0x1ed/0x520
[  413.551622]  ? ext4_filemap_fault+0x7a/0xad
[  413.555951]  ? lock_release+0xa00/0xa00
[  413.559925]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.565398]  ? print_usage_bug+0xc0/0xc0
[  413.569461]  ? print_usage_bug+0xc0/0xc0
[  413.573539]  ? down_read+0x8d/0x120
[  413.577163]  ? ext4_filemap_fault+0x7a/0xad
[  413.581484]  ? __down_interruptible+0x700/0x700
[  413.586165]  ext4_filemap_fault+0x82/0xad
[  413.590327]  __do_fault+0x100/0x6b0
[  413.593965]  ? pmd_devmap_trans_unstable+0x220/0x220
[  413.599082]  ? mark_held_locks+0x130/0x130
[  413.603323]  ? mark_held_locks+0x130/0x130
[  413.607560]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  413.613105]  ? rcu_pm_notify+0xc0/0xc0
[  413.617025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.622581]  __handle_mm_fault+0x307c/0x5920
[  413.627006]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  413.631882]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.636373]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  413.640961]  ? trace_hardirqs_on+0xbd/0x310
[  413.645283]  ? kasan_check_read+0x11/0x20
[  413.649433]  ? __set_current_blocked+0xdf/0x120
[  413.654113]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.659247]  ? zap_class+0x640/0x640
[  413.662961]  ? zap_class+0x640/0x640
[  413.666701]  ? find_held_lock+0x36/0x1c0
[  413.670778]  ? handle_mm_fault+0x42a/0xc70
[  413.675013]  ? lock_downgrade+0x900/0x900
[  413.679192]  ? check_preemption_disabled+0x48/0x280
[  413.684216]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.689150]  ? kasan_check_read+0x11/0x20
[  413.693303]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.698589]  ? rcu_softirq_qs+0x20/0x20
[  413.702563]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.707672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.713208]  ? check_preemption_disabled+0x48/0x280
[  413.718456]  handle_mm_fault+0x54f/0xc70
[  413.722525]  ? __handle_mm_fault+0x5920/0x5920
[  413.727113]  ? find_vma+0x34/0x190
[  413.730663]  __do_page_fault+0x5e8/0xe60
[  413.734729]  ? exit_to_usermode_loop+0x1f4/0x380
[  413.739498]  do_page_fault+0xf2/0x7e0
[  413.743386]  ? vmalloc_sync_all+0x30/0x30
[  413.747540]  ? error_entry+0x70/0xd0
[  413.751256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.756277]  ? trace_hardirqs_on_caller+0xc0/0x310
[  413.761217]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.766150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.770993]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.776011]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.781476]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.786497]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.791517]  ? page_fault+0x8/0x30
[  413.795071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.799921]  ? page_fault+0x8/0x30
[  413.803464]  page_fault+0x1e/0x30
[  413.806938] RIP: 0033:0x45db60
[  413.810142] Code: Bad RIP value.
[  413.813504] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  413.818886] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  413.826158] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  413.833427] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  413.840694] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  413.847964] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  413.855260] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  413.855266] warn_alloc_show_mem: 1 callbacks suppressed
[  413.855273] Mem-Info:
[  413.862285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.867657] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  413.867657]  active_file:14 inactive_file:14 isolated_file:0
[  413.867657]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.867657]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  413.867657]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  413.867657]  free:13738 free_pcp:524 free_cma:0
[  413.870025] Call Trace:
[  413.879420] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.912351]  <IRQ>
[  413.914922] Node 0 
[  413.942503]  dump_stack+0x244/0x39d
[  413.944655] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  413.946862]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.950462] lowmem_reserve[]:
[  413.975987]  warn_alloc.cold.117+0xb7/0x1bd
[  413.981149]  0
[  413.984248]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.988549]  2818
[  413.990347]  ? lock_downgrade+0x900/0x900
[  413.995162]  6321
[  413.997222]  ? trace_hardirqs_off+0xb8/0x310
[  414.001342]  6321
[  414.003406]  ? trace_hardirqs_off+0xb8/0x310
[  414.009860]  __alloc_pages_slowpath+0x2660/0x2d70
[  414.014236] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  414.019106]  ? warn_alloc+0x120/0x120
[  414.019125]  ? warn_alloc+0x120/0x120
[  414.046424] lowmem_reserve[]:
[  414.050223]  ? print_usage_bug+0xc0/0xc0
[  414.053996]  0
[  414.057098]  ? warn_alloc+0x120/0x120
[  414.061138]  0
[  414.062939]  ? print_usage_bug+0xc0/0xc0
[  414.066713]  3503
[  414.068508]  ? __lock_acquire+0x62f/0x4c20
[  414.072543]  3503
[  414.074599]  ? __lock_acquire+0x62f/0x4c20
[  414.080893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.085103] Node 0 
[  414.090630]  ? should_fail+0x22d/0xd01
[  414.090666] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  414.092919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.096784] lowmem_reserve[]:
[  414.125328]  ? __lock_acquire+0x62f/0x4c20
[  414.130412]  0
[  414.133775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.137986]  0
[  414.139788]  ? __lock_acquire+0x62f/0x4c20
[  414.144863]  0
[  414.146659]  ? should_fail+0x22d/0xd01
[  414.150901]  0
[  414.152724]  ? find_held_lock+0x36/0x1c0
[  414.158421]  ? mark_held_locks+0x130/0x130
[  414.162453] Node 0 DMA: 
[  414.166686]  ? mark_held_locks+0x130/0x130
[  414.166701]  ? zap_class+0x640/0x640
[  414.169353] 1*4kB 
[  414.173582]  ? zap_class+0x640/0x640
[  414.177270] (U) 
[  414.179413]  ? print_usage_bug+0xc0/0xc0
[  414.183108] 0*8kB 
[  414.185077]  ? do_raw_spin_unlock+0xa7/0x330
[  414.189118] 0*16kB 
[  414.191264]  ? zap_class+0x640/0x640
[  414.195647] 1*32kB 
[  414.197876]  ? print_usage_bug+0xc0/0xc0
[  414.201562] (U) 
[  414.203798]  ? wq_watchdog_touch+0x9c/0xfe
[  414.207835] 2*64kB 
[  414.209804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.214011] (U) 
[  414.216244]  ? check_preemption_disabled+0x48/0x280
[  414.221756] 1*128kB 
[  414.223730]  ? __lock_is_held+0xb5/0x140
[  414.228719] (U) 
[  414.231050]  __alloc_pages_nodemask+0xa80/0xde0
[  414.235083] 1*256kB 
[  414.237064]  ? zap_class+0x640/0x640
[  414.241713] (U) 
[  414.244032]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  414.247727] 0*512kB 
[  414.249789]  ? find_held_lock+0x36/0x1c0
[  414.254777] 1*1024kB 
[  414.257099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.261127] (U) 
[  414.263531]  ? lock_downgrade+0x900/0x900
[  414.268178] 1*2048kB 
[  414.270152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.274272] (M) 
[  414.276681]  cache_grow_begin+0xa5/0x8c0
[  414.282195] 3*4096kB 
[  414.284163]  ? do_raw_spin_unlock+0xa7/0x330
[  414.288203] (M) 
[  414.290610]  fallback_alloc+0x204/0x2e0
[  414.294988] = 15908kB
[  414.296961]  ____cache_alloc_node+0x1c7/0x1e0
[  414.300911] Node 0 
[  414.303315]  kmem_cache_alloc_node+0xe3/0x730
[  414.307789] DMA32: 
[  414.310026]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.314505] 5*4kB 
[  414.316740]  __alloc_skb+0x119/0x770
[  414.320943] (UM) 
[  414.323095]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.326779] 1*8kB 
[  414.328840]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.334086] (U) 3*16kB 
[  414.336246]  ? lock_downgrade+0x900/0x900
[  414.340632] (UM) 
[  414.343215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.347333] 2*32kB 
[  414.349392]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.354902] (UM) 
[  414.357133]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.362558] 4*64kB 
[  414.364618]  ? addrconf_rs_timer+0x690/0x690
[  414.370064] (UM) 
[  414.372304]  ndisc_alloc_skb+0x144/0x340
[  414.376684] 5*128kB 
[  414.378740]  ndisc_send_rs+0x331/0x6e0
[  414.383150] (UM) 
[  414.385467]  addrconf_rs_timer+0x314/0x690
[  414.389331] 4*256kB 
[  414.391391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.395598] (UM) 
[  414.397925]  call_timer_fn+0x272/0x920
[  414.402145] 3*512kB 
[  414.404212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.408113] (M) 
[  414.410435]  ? process_timeout+0x40/0x40
[  414.414644] 3*1024kB 
[  414.416624]  ? __run_timers+0x7da/0xc70
[  414.420656] (UM) 
[  414.423069]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.427015] 3*2048kB 
[  414.429104]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.429119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.433583] (UM) 3*4096kB (M) = 25100kB
[  414.433596] Node 0 Normal: 922*4kB (UMEH) 452*8kB (UME) 175*16kB (UMEH) 86*32kB (UMEH) 11*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13944kB
[  414.433661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.433667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.433670] 2312 total pagecache pages
[  414.433680] 0 pages in swap cache
[  414.433685] Swap cache stats: add 0, delete 0, find 0/0
[  414.433687] Free swap  = 0kB
[  414.433690] Total swap = 0kB
[  414.433694] 1965979 pages RAM
[  414.433696] 0 pages HighMem/MovableOnly
[  414.433699] 342867 pages reserved
[  414.433701] 0 pages cma reserved
[  414.433766] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.433822] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.433835] syz-fuzzer cpuset=
[  414.436248]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.440721] /
[  414.444948]  ? trace_hardirqs_on+0xbd/0x310
[  414.448900]  mems_allowed=0
[  414.464068]  ? kasan_check_read+0x11/0x20
[  414.551706]  ? __run_timers+0x7da/0xc70
[  414.555683]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.560789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.565031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.569302]  __run_timers+0x7e5/0xc70
[  414.573163]  ? timer_fixup_init+0x70/0x70
[  414.577340]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.582371]  ? zap_class+0x640/0x640
[  414.586103]  ? enqueue_hrtimer+0x1a5/0x560
[  414.590344]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  414.595543]  ? find_held_lock+0x36/0x1c0
[  414.599613]  ? zap_class+0x640/0x640
[  414.603331]  ? pvclock_read_flags+0x160/0x160
[  414.607854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.613392]  ? check_preemption_disabled+0x48/0x280
[  414.618420]  ? __lock_is_held+0xb5/0x140
[  414.622487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.628025]  ? check_preemption_disabled+0x48/0x280
[  414.633066]  run_timer_softirq+0x52/0xb0
[  414.637134]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.642154]  __do_softirq+0x308/0xb7e
[  414.645990]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.650504]  ? lock_downgrade+0x900/0x900
[  414.654659]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.659774]  ? pvclock_read_flags+0x160/0x160
[  414.664277]  ? lapic_next_event+0x5a/0x90
[  414.668428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.673984]  ? kvm_clock_read+0x18/0x30
[  414.677993]  ? kvm_sched_clock_read+0x9/0x20
[  414.682406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.687944]  ? check_preemption_disabled+0x48/0x280
[  414.692982]  irq_exit+0x17f/0x1c0
[  414.696449]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.701290]  ? smp_reschedule_interrupt+0x109/0x650
[  414.706312]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.712199]  ? interrupt_entry+0xb5/0xc0
[  414.716264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.721279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.726298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.731142]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.736261]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.741277]  ? task_prio+0x50/0x50
[  414.744826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.750365]  ? check_preemption_disabled+0x48/0x280
[  414.755387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.760241]  apic_timer_interrupt+0xf/0x20
[  414.764469]  </IRQ>
[  414.766712] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  414.771643] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  414.790542] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.798251] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.805521] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  414.812787] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  414.820064] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  414.827353] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  414.835035]  skb_clone+0x1bb/0x500
[  414.838589]  ? skb_split+0x11e0/0x11e0
[  414.842476]  ? check_preemption_disabled+0x48/0x280
[  414.847496]  ? __this_cpu_preempt_check+0x1c/0x20
[  414.852845]  ? __bpf_redirect+0x54b/0xb20
[  414.857017]  bpf_clone_redirect+0xb9/0x490
[  414.861310]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  414.866329]  ? __sched_text_start+0x8/0x8
[  414.870969]  ? find_held_lock+0x36/0x1c0
[  414.875048]  ? lock_acquire+0x1ed/0x520
[  414.879027]  ? bpf_test_run+0x3cb/0x780
[  414.883048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.888601]  ? check_preemption_disabled+0x48/0x280
[  414.893628]  ? kasan_check_read+0x11/0x20
[  414.897797]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.903091]  ? rcu_softirq_qs+0x20/0x20
[  414.907083]  ? preempt_schedule+0x4d/0x60
[  414.911237]  ? ___preempt_schedule+0x16/0x18
[  414.915653]  ? bpf_test_run+0x25d/0x780
[  414.919639]  ? netlink_diag_dump+0x2a0/0x2a0
[  414.924061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.929600]  ? bpf_test_init.isra.10+0x70/0x100
[  414.934277]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  414.939056]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.943898]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.949434]  ? fput+0x130/0x1a0
[  414.952728]  ? __bpf_prog_get+0x9b/0x290
[  414.956792]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.961637]  ? bpf_prog_test_run+0x130/0x1a0
[  414.966060]  ? __x64_sys_bpf+0x3d8/0x520
[  414.970127]  ? bpf_prog_get+0x20/0x20
[  414.973950]  ? do_syscall_64+0x1b9/0x820
[  414.978030]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.983438]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.988374]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.993392]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.998410]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  415.005079]  ? __switch_to_asm+0x40/0x70
[  415.009142]  ? __switch_to_asm+0x34/0x70
[  415.013211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.018075]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.023463] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  415.023535] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.030131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.030140] Call Trace:
[  415.037644] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.046409]  <IRQ>
[  415.046428]  dump_stack+0x244/0x39d
[  415.046447]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.049121] syz-executor3 cpuset=
[  415.059610]  warn_alloc.cold.117+0xb7/0x1bd
[  415.059627]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.061920] syz3
[  415.065474]  ? lock_downgrade+0x900/0x900
[  415.065497]  ? trace_hardirqs_off+0xb8/0x310
[  415.065524]  ? trace_hardirqs_off+0xb8/0x310
[  415.065547]  __alloc_pages_slowpath+0x2660/0x2d70
[  415.065592]  ? warn_alloc+0x120/0x120
[  415.070854]  mems_allowed=0
[  415.074300]  ? zap_class+0x640/0x640
[  415.113571]  ? warn_alloc+0x120/0x120
[  415.117378]  ? print_usage_bug+0xc0/0xc0
[  415.121443]  ? warn_alloc+0x120/0x120
[  415.125278]  ? print_usage_bug+0xc0/0xc0
[  415.129347]  ? __lock_acquire+0x62f/0x4c20
[  415.133694]  ? __lock_acquire+0x62f/0x4c20
[  415.137948]  ? __lock_acquire+0x62f/0x4c20
[  415.142188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.147723]  ? should_fail+0x22d/0xd01
[  415.151616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.156721]  ? __lock_acquire+0x62f/0x4c20
[  415.160990]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.166089]  ? __lock_acquire+0x62f/0x4c20
[  415.170328]  ? should_fail+0x22d/0xd01
[  415.174242]  ? mark_held_locks+0x130/0x130
[  415.178494]  ? mark_held_locks+0x130/0x130
[  415.182741]  ? do_raw_spin_unlock+0xa7/0x330
[  415.187154]  ? do_raw_spin_trylock+0x270/0x270
[  415.191784]  ? zap_class+0x640/0x640
[  415.195528]  ? print_usage_bug+0xc0/0xc0
[  415.199610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.205146]  ? check_preemption_disabled+0x48/0x280
[  415.210172]  ? __lock_is_held+0xb5/0x140
[  415.214257]  __alloc_pages_nodemask+0xa80/0xde0
[  415.218926]  ? zap_class+0x640/0x640
[  415.222646]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  415.227673]  ? find_held_lock+0x36/0x1c0
[  415.231844]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.236518]  ? lock_downgrade+0x900/0x900
[  415.240678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.246223]  cache_grow_begin+0xa5/0x8c0
[  415.250290]  ? do_raw_spin_unlock+0xa7/0x330
[  415.254710]  fallback_alloc+0x204/0x2e0
[  415.258693]  ____cache_alloc_node+0x1c7/0x1e0
[  415.263203]  kmem_cache_alloc_node+0xe3/0x730
[  415.267701]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.271947]  __alloc_skb+0x119/0x770
[  415.275683]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.280967]  ? netdev_alloc_frag+0x1f0/0x1f0
[  415.285381]  ? lock_downgrade+0x900/0x900
[  415.289538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.295084]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.300542]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.305993]  ? addrconf_rs_timer+0x690/0x690
[  415.310417]  ndisc_alloc_skb+0x144/0x340
[  415.314484]  ndisc_send_rs+0x331/0x6e0
[  415.318723]  addrconf_rs_timer+0x314/0x690
[  415.322984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.327272]  call_timer_fn+0x272/0x920
[  415.331180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.335420]  ? process_timeout+0x40/0x40
[  415.339494]  ? mark_held_locks+0xc7/0x130
[  415.343650]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.348179]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.352700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.356936]  ? lockdep_hardirqs_on+0x296/0x5b0
[  415.361522]  ? trace_hardirqs_on+0xbd/0x310
[  415.365880]  ? kasan_check_read+0x11/0x20
[  415.370068]  ? __run_timers+0x7da/0xc70
[  415.374052]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.379162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.383405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.387646]  __run_timers+0x7e5/0xc70
[  415.391465]  ? timer_fixup_init+0x70/0x70
[  415.395621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.400638]  ? zap_class+0x640/0x640
[  415.404363]  ? print_usage_bug+0xc0/0xc0
[  415.408435]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.413634]  ? find_held_lock+0x36/0x1c0
[  415.417702]  ? zap_class+0x640/0x640
[  415.421425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.426968]  ? check_preemption_disabled+0x48/0x280
[  415.431984]  ? __lock_is_held+0xb5/0x140
[  415.436095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.441638]  ? check_preemption_disabled+0x48/0x280
[  415.446659]  run_timer_softirq+0x52/0xb0
[  415.450721]  ? rcu_read_lock_sched_held+0x14f/0x180
[  415.455738]  __do_softirq+0x308/0xb7e
[  415.459544]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.464046]  ? lock_downgrade+0x900/0x900
[  415.468211]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  415.473337]  ? pvclock_read_flags+0x160/0x160
[  415.477836]  ? lapic_next_event+0x5a/0x90
[  415.481992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.487539]  ? kvm_clock_read+0x18/0x30
[  415.491521]  ? kvm_sched_clock_read+0x9/0x20
[  415.495934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.501476]  ? check_preemption_disabled+0x48/0x280
[  415.506507]  irq_exit+0x17f/0x1c0
[  415.509963]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.514807]  ? smp_reschedule_interrupt+0x109/0x650
[  415.519827]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.525717]  ? interrupt_entry+0xb5/0xc0
[  415.529784]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.534805]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.539846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.544691]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.549706]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.554721]  ? task_prio+0x50/0x50
[  415.558263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.563803]  ? check_preemption_disabled+0x48/0x280
[  415.568830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.573689]  apic_timer_interrupt+0xf/0x20
[  415.577917]  </IRQ>
[  415.580158] RIP: 0010:console_unlock+0xffa/0x1160
[  415.585005] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  415.603914] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  415.611628] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  415.618893] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  415.626161] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  415.633430] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  415.640696] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  415.647977]  ? netconsole_netdev_event+0x280/0x280
[  415.652917]  ? console_unlock+0xff1/0x1160
[  415.657181]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  415.661874]  ? lock_release+0xa00/0xa00
[  415.665855]  ? interrupt_entry+0xc0/0xc0
[  415.669933]  vprintk_emit+0x33d/0x930
[  415.673761]  ? wake_up_klogd+0x180/0x180
[  415.677856]  ? attach_entity_load_avg+0x810/0x860
[  415.682698]  ? __lock_acquire+0x600/0x4c20
[  415.686937]  ? mark_held_locks+0x130/0x130
[  415.691185]  ? print_usage_bug+0xc0/0xc0
[  415.695256]  ? find_held_lock+0x36/0x1c0
[  415.699334]  ? mark_held_locks+0xc7/0x130
[  415.703492]  vprintk_default+0x28/0x30
[  415.707386]  vprintk_func+0x7e/0x181
[  415.711109]  printk+0xa7/0xcf
[  415.714217]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  415.719778]  show_free_areas.cold.118+0x1e0b/0x215d
[  415.724819]  ? si_meminfo_node+0x260/0x260
[  415.729071]  ? __lock_acquire+0x62f/0x4c20
[  415.733319]  ? __lock_acquire+0x62f/0x4c20
[  415.737560]  ? __lock_is_held+0xb5/0x140
[  415.741640]  ? mark_held_locks+0x130/0x130
[  415.745880]  ? zap_class+0x640/0x640
[  415.749601]  ? put_dec+0x3b/0xf0
[  415.752973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.758527]  ? find_held_lock+0x36/0x1c0
[  415.762606]  ? serial8250_console_write+0x8b3/0xb10
[  415.767627]  ? lock_downgrade+0x900/0x900
[  415.771783]  ? zap_class+0x640/0x640
[  415.775499]  ? zap_class+0x640/0x640
[  415.779222]  ? print_usage_bug+0xc0/0xc0
[  415.783282]  ? do_raw_spin_unlock+0xa7/0x330
[  415.787698]  ? trace_hardirqs_on+0x310/0x310
[  415.792108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.797664]  ? find_held_lock+0x36/0x1c0
[  415.801737]  ? mark_held_locks+0xc7/0x130
[  415.805892]  ? console_unlock+0xfcd/0x1160
[  415.810133]  ? netconsole_netdev_event+0x280/0x280
[  415.815074]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.819668]  ? trace_hardirqs_on+0xbd/0x310
[  415.823995]  ? vprintk_emit+0x33d/0x930
[  415.827975]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.833439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.838987]  ? netconsole_netdev_event+0x280/0x280
[  415.843937]  ? console_unlock+0x8d8/0x1160
[  415.848186]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  415.852862]  ? lock_release+0xa00/0xa00
[  415.856842]  ? preempt_count_add+0xbc/0x1b0
[  415.861168]  ? wake_up_klogd+0x11a/0x180
[  415.865234]  ? console_device+0xc0/0xc0
[  415.869222]  ? vprintk_emit+0x268/0x930
[  415.873207]  ? wake_up_klogd+0x180/0x180
[  415.877271]  ? trace_hardirqs_on_caller+0xc0/0x310
[  415.882211]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.886976]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.892433]  ? retint_kernel+0x1b/0x2d
[  415.896333]  ? trace_hardirqs_on+0x310/0x310
[  415.900755]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.905531]  ? trace_initcall_level+0x80/0x31b
[  415.910157]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  415.914934]  ? show_mem+0x1e/0x17b
[  415.918477]  show_mem+0x34/0x17b
[  415.921855]  dump_header+0x2f1/0xf72
[  415.925581]  ? mark_held_locks+0x130/0x130
[  415.929821]  ? pagefault_out_of_memory+0x197/0x197
[  415.934762]  ? __lock_acquire+0x62f/0x4c20
[  415.938997]  ? zap_class+0x640/0x640
[  415.942713]  ? percpu_ref_get_many+0x240/0x240
[  415.947297]  ? print_usage_bug+0xc0/0xc0
[  415.951365]  ? print_usage_bug+0xc0/0xc0
[  415.955437]  ? zap_class+0x640/0x640
[  415.959159]  ? print_usage_bug+0xc0/0xc0
[  415.963218]  ? print_usage_bug+0xc0/0xc0
[  415.967291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.972838]  ? find_held_lock+0x36/0x1c0
[  415.976906]  ? mark_held_locks+0xc7/0x130
[  415.981077]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.986182]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.991287]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.995881]  ? trace_hardirqs_on+0xbd/0x310
[  416.000208]  ? kasan_check_read+0x11/0x20
[  416.004356]  ? ___ratelimit+0x3b4/0x672
[  416.008337]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.013446]  ? trace_hardirqs_on+0x310/0x310
[  416.017859]  ? lock_downgrade+0x900/0x900
[  416.022057]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.027164]  ? ___ratelimit+0x3b9/0x672
[  416.031146]  ? idr_get_free+0xec0/0xec0
[  416.035138]  ? find_held_lock+0x36/0x1c0
[  416.039212]  oom_kill_process.cold.27+0x10/0x903
[  416.043984]  ? zap_class+0x640/0x640
[  416.047698]  ? check_preemption_disabled+0x48/0x280
[  416.052730]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.057663]  ? kasan_check_read+0x11/0x20
[  416.061821]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.067104]  ? oom_evaluate_task+0x540/0x540
[  416.071519]  ? find_held_lock+0x36/0x1c0
[  416.075595]  ? out_of_memory+0x974/0x1430
[  416.079749]  ? lock_downgrade+0x900/0x900
[  416.083947]  ? check_preemption_disabled+0x48/0x280
[  416.089016]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.093952]  ? kasan_check_read+0x11/0x20
[  416.098136]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.103422]  ? rcu_softirq_qs+0x20/0x20
[  416.107420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.112962]  ? oom_evaluate_task+0x302/0x540
[  416.117380]  out_of_memory+0xa84/0x1430
[  416.121541]  ? oom_killer_disable+0x3a0/0x3a0
[  416.126050]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  416.130989]  ? __mutex_add_waiter+0x2a0/0x2a0
[  416.135504]  __alloc_pages_slowpath+0x22d4/0x2d70
[  416.140383]  ? warn_alloc+0x120/0x120
[  416.144190]  ? rcu_softirq_qs+0x20/0x20
[  416.148192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.153739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.159279]  ? should_fail+0x22d/0xd01
[  416.163184]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.168293]  ? zap_class+0x640/0x640
[  416.172048]  ? __lock_is_held+0xb5/0x140
[  416.176127]  ? mark_held_locks+0x130/0x130
[  416.180370]  ? lock_release+0xa00/0xa00
[  416.184350]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.189819]  ? __might_sleep+0x95/0x190
[  416.193807]  __alloc_pages_nodemask+0xa80/0xde0
[  416.198491]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  416.203514]  ? __page_cache_alloc+0x191/0x5c0
[  416.208019]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.212959]  ? kasan_check_read+0x11/0x20
[  416.217121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.222751]  ? zap_class+0x640/0x640
[  416.226488]  ? zap_class+0x640/0x640
[  416.230209]  ? zap_class+0x640/0x640
[  416.233930]  ? __do_page_cache_readahead+0x7ce/0x980
[  416.239050]  ? find_held_lock+0x36/0x1c0
[  416.243123]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  416.248674]  alloc_pages_current+0x173/0x350
[  416.253095]  __page_cache_alloc+0x38c/0x5c0
[  416.257426]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.262357]  ? kasan_check_read+0x11/0x20
[  416.266511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.271795]  ? generic_perform_write+0x6a0/0x6a0
[  416.276558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.282100]  ? check_preemption_disabled+0x48/0x280
[  416.287130]  filemap_fault+0x1594/0x25f0
[  416.291239]  ? __lock_page_or_retry+0xa00/0xa00
[  416.295927]  ? mark_held_locks+0x130/0x130
[  416.300170]  ? rcu_softirq_qs+0x20/0x20
[  416.304145]  ? kasan_check_read+0x11/0x20
[  416.308298]  ? rcu_softirq_qs+0x20/0x20
[  416.312294]  ? filemap_map_pages+0xe04/0x1990
[  416.316807]  ? print_usage_bug+0xc0/0xc0
[  416.320872]  ? unwind_get_return_address+0x61/0xa0
[  416.325806]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  416.330742]  ? print_usage_bug+0xc0/0xc0
[  416.334818]  ? print_usage_bug+0xc0/0xc0
[  416.338886]  ? __lock_acquire+0x62f/0x4c20
[  416.343129]  ? save_stack+0x43/0xd0
[  416.346758]  ? __kasan_slab_free+0x102/0x150
[  416.351170]  ? kasan_slab_free+0xe/0x10
[  416.355147]  ? kmem_cache_free+0x83/0x290
[  416.359300]  ? __sigqueue_free.part.29+0x74/0x90
[  416.364095]  ? lock_acquire+0x1ed/0x520
[  416.368082]  ? ext4_filemap_fault+0x7a/0xad
[  416.372423]  ? lock_release+0xa00/0xa00
[  416.376405]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.381868]  ? print_usage_bug+0xc0/0xc0
[  416.385930]  ? print_usage_bug+0xc0/0xc0
[  416.390004]  ? down_read+0x8d/0x120
[  416.393638]  ? ext4_filemap_fault+0x7a/0xad
[  416.397965]  ? __down_interruptible+0x700/0x700
[  416.402649]  ext4_filemap_fault+0x82/0xad
[  416.406802]  __do_fault+0x100/0x6b0
[  416.410435]  ? pmd_devmap_trans_unstable+0x220/0x220
[  416.415546]  ? mark_held_locks+0x130/0x130
[  416.419784]  ? mark_held_locks+0x130/0x130
[  416.424023]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  416.429572]  ? rcu_pm_notify+0xc0/0xc0
[  416.433471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.439027]  __handle_mm_fault+0x307c/0x5920
[  416.443468]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  416.448315]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.452810]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  416.457396]  ? trace_hardirqs_on+0xbd/0x310
[  416.461721]  ? kasan_check_read+0x11/0x20
[  416.465870]  ? __set_current_blocked+0xdf/0x120
[  416.470554]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.475683]  ? zap_class+0x640/0x640
[  416.479395]  ? zap_class+0x640/0x640
[  416.483130]  ? find_held_lock+0x36/0x1c0
[  416.487231]  ? handle_mm_fault+0x42a/0xc70
[  416.491469]  ? lock_downgrade+0x900/0x900
[  416.495618]  ? check_preemption_disabled+0x48/0x280
[  416.500640]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.505569]  ? kasan_check_read+0x11/0x20
[  416.509720]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.515001]  ? rcu_softirq_qs+0x20/0x20
[  416.518977]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.524087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.529626]  ? check_preemption_disabled+0x48/0x280
[  416.534651]  handle_mm_fault+0x54f/0xc70
[  416.538718]  ? __handle_mm_fault+0x5920/0x5920
[  416.543314]  ? find_vma+0x34/0x190
[  416.546862]  __do_page_fault+0x5e8/0xe60
[  416.550929]  ? exit_to_usermode_loop+0x1f4/0x380
[  416.555697]  do_page_fault+0xf2/0x7e0
[  416.559499]  ? vmalloc_sync_all+0x30/0x30
[  416.563656]  ? error_entry+0x70/0xd0
[  416.567374]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.572390]  ? trace_hardirqs_on_caller+0xc0/0x310
[  416.577329]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.582263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.587105]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.592121]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.597572]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.602592]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.607620]  ? page_fault+0x8/0x30
[  416.611168]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.616019]  ? page_fault+0x8/0x30
[  416.619575]  page_fault+0x1e/0x30
[  416.623028] RIP: 0033:0x45db60
[  416.626257] Code: Bad RIP value.
[  416.629625] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  416.634992] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  416.642263] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  416.649528] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  416.656812] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  416.664088] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  416.671380] warn_alloc_show_mem: 1 callbacks suppressed
[  416.671392] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  416.671394] Mem-Info:
[  416.671424] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  416.671424]  active_file:14 inactive_file:14 isolated_file:0
[  416.671424]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.671424]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  416.671424]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  416.671424]  free:13738 free_pcp:524 free_cma:0
[  416.676769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.683788] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.686191] Call Trace:
[  416.719143] Node 0 
[  416.728487]  <IRQ>
[  416.756084] 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
[  416.758643]  dump_stack+0x244/0x39d
[  416.760850] lowmem_reserve[]:
[  416.762997]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.788476]  0
[  416.792107]  warn_alloc.cold.117+0xb7/0x1bd
[  416.795177]  2818
[  416.800359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.802136]  6321
[  416.806451]  ? lock_downgrade+0x900/0x900
[  416.808489]  6321
[  416.813336]  ? trace_hardirqs_off+0xb8/0x310
[  416.819515]  ? trace_hardirqs_off+0xb8/0x310
[  416.821556] Node 0 
[  416.825961]  __alloc_pages_slowpath+0x2660/0x2d70
[  416.830386] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  416.833116]  ? warn_alloc+0x120/0x120
[  416.837929] lowmem_reserve[]:
[  416.865158]  ? warn_alloc+0x120/0x120
[  416.868938]  0
[  416.872044]  ? print_usage_bug+0xc0/0xc0
[  416.875822]  0
[  416.877618]  ? print_bfs_bug+0x80/0x80
[  416.881653]  3503
[  416.883460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.887317]  3503
[  416.889374]  ? should_fail+0x22d/0xd01
[  416.896950]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  416.900818] Node 0 
[  416.906690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.906721] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  416.906728] lowmem_reserve[]:
[  416.908960]  ? __lock_acquire+0x62f/0x4c20
[  416.914047]  0
[  416.943080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.946170]  0
[  416.950398]  ? should_fail+0x22d/0xd01
[  416.952178]  0
[  416.957283]  ? mark_held_locks+0x130/0x130
[  416.959060]  0
[  416.962940]  ? mark_held_locks+0x130/0x130
[  416.968943]  ? migrate_swap_stop+0x8a0/0x8a0
[  416.970723] Node 0 
[  416.974951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.979339] DMA: 
[  416.981585]  ? radix_tree_descend+0x13c/0x2e0
[  416.987098] 1*4kB 
[  416.989156]  ? zap_class+0x640/0x640
[  416.993626] (U) 
[  416.995771]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  416.999459] 0*8kB 
[  417.001431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.007291] 0*16kB 
[  417.009434]  ? check_preemption_disabled+0x48/0x280
[  417.014965] 1*32kB 
[  417.017201]  ? __lock_is_held+0xb5/0x140
[  417.022186] (U) 
[  417.024421]  __alloc_pages_nodemask+0xa80/0xde0
[  417.028457] 2*64kB 
[  417.030426]  ? zap_class+0x640/0x640
[  417.035075] (U) 
[  417.037311]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  417.041009] 1*128kB 
[  417.042986]  ? find_held_lock+0x36/0x1c0
[  417.047973] (U) 
[  417.050299]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.054333] 1*256kB 
[  417.056303]  ? lock_downgrade+0x900/0x900
[  417.060953] (U) 
[  417.063276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.067396] 0*512kB 
[  417.069371]  cache_grow_begin+0xa5/0x8c0
[  417.074880] 1*1024kB 
[  417.077196]  ? do_raw_spin_unlock+0xa7/0x330
[  417.081232] (U) 
[  417.083639]  fallback_alloc+0x204/0x2e0
[  417.088018] 1*2048kB 
[  417.089996]  ____cache_alloc_node+0x1c7/0x1e0
[  417.093945] (M) 
[  417.096353]  kmem_cache_alloc_node+0xe3/0x730
[  417.100832] 3*4096kB 
[  417.102802]  ? mark_held_locks+0xc7/0x130
[  417.107274] (M) 
[  417.109683]  __alloc_skb+0x119/0x770
[  417.113801] = 15908kB
[  417.115776]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.119484] Node 0 
[  417.121889]  ? do_raw_spin_trylock+0x270/0x270
[  417.126278] DMA32: 
[  417.128511]  ? kmem_cache_alloc_trace+0x353/0x750
[  417.133070] 5*4kB 
[  417.135303]  ? queue_work_on+0x12c/0x1e0
[  417.140124] (UM) 
[  417.142329]  ? switchdev_port_obj_del+0xdc/0x440
[  417.146302] 1*8kB 
[  417.148360]  ? switchdev_trans_item_enqueue+0x260/0x260
[  417.153089] (U) 
[  417.155237]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.160575] 3*16kB 
[  417.162601]  __br_mdb_notify+0x4ff/0x15d0
[  417.167550] (UM) 
[  417.169788]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.173909] 2*32kB 
[  417.175971]  ? __br_mdb_add+0x7f0/0x7f0
[  417.181067] (UM) 
[  417.183298]  ? mark_held_locks+0x130/0x130
[  417.187250] 4*64kB 
[  417.189311]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.193523] (UM) 
[  417.195757]  ? debug_object_assert_init+0x368/0x4b0
[  417.200834] 5*128kB 
[  417.202905]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.207892] (UM) 
[  417.210213]  ? debug_object_init_on_stack+0x20/0x20
[  417.215293] 4*256kB 
[  417.217351]  ? zap_class+0x640/0x640
[  417.222344] (UM) 
[  417.224665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.228354] 3*512kB 
[  417.230417]  br_mdb_notify+0x310/0x410
[  417.235921] (M) 
[  417.238243]  ? br_mdb_dump+0x27b0/0x27b0
[  417.242109] 3*1024kB 
[  417.244094]  br_multicast_del_pg+0x3df/0x790
[  417.248139] (UM) 
[  417.250545]  ? br_mdb_ip_get+0x940/0x940
[  417.254924] 3*2048kB 
[  417.256982]  ? rwlock_bug.part.2+0x90/0x90
[  417.261016] (UM) 
[  417.263429]  ? __lock_is_held+0xb5/0x140
[  417.267636] 3*4096kB 
[  417.269697]  br_multicast_port_group_expired+0x189/0x1e0
[  417.273729] (M) 
[  417.276141]  call_timer_fn+0x272/0x920
[  417.281563] = 25100kB
[  417.283532]  ? br_multicast_del_pg+0x790/0x790
[  417.287397] Node 0 
[  417.289803]  ? process_timeout+0x40/0x40
[  417.294354] Normal: 
[  417.296593]  ? __run_timers+0x7da/0xc70
[  417.300622] 922*4kB 
[  417.302941]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.306888] (UMEH) 
[  417.309206]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.313676] 452*8kB 
[  417.315904]  ? br_multicast_del_pg+0x790/0x790
[  417.315922]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.320392] (UME) 
[  417.322715]  ? trace_hardirqs_on+0xbd/0x310
[  417.327271] 175*16kB 
[  417.332311]  ? kasan_check_read+0x11/0x20
[  417.334440] (UMEH) 
[  417.338754]  ? __run_timers+0x7da/0xc70
[  417.341146] 86*32kB 
[  417.345285]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.347495] (UMEH) 
[  417.351479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.353778] 11*64kB 
[  417.358877]  ? br_multicast_del_pg+0x790/0x790
[  417.361086] (MH) 
[  417.365316]  __run_timers+0x7e5/0xc70
[  417.367618] 1*128kB 
[  417.372200]  ? timer_fixup_init+0x70/0x70
[  417.374233] (H) 
[  417.378028]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.380343] 1*256kB 
[  417.384486]  ? zap_class+0x640/0x640
[  417.386442] (H) 
[  417.391451]  ? enqueue_hrtimer+0x1a5/0x560
[  417.393755] 0*512kB 
[  417.397462]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.399431] 0*1024kB 
[  417.403691]  ? find_held_lock+0x36/0x1c0
[  417.405992] 0*2048kB 
[  417.411173]  ? zap_class+0x640/0x640
[  417.413560] 0*4096kB 
[  417.417617]  ? pvclock_read_flags+0x160/0x160
[  417.420005] = 13944kB
[  417.423710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.426103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  417.430598]  ? check_preemption_disabled+0x48/0x280
[  417.432996] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  417.438542]  ? __lock_is_held+0xb5/0x140
[  417.447353] 2312 total pagecache pages
[  417.452361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.460931] 0 pages in swap cache
[  417.464996]  ? check_preemption_disabled+0x48/0x280
[  417.468865] Swap cache stats: add 0, delete 0, find 0/0
[  417.474389]  run_timer_softirq+0x52/0xb0
[  417.477814] Free swap  = 0kB
[  417.477823] Total swap = 0kB
[  417.482837]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.488179] 1965979 pages RAM
[  417.492230]  __do_softirq+0x308/0xb7e
[  417.495224] 0 pages HighMem/MovableOnly
[  417.498235]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.503229] 342867 pages reserved
[  417.506323]  ? lock_downgrade+0x900/0x900
[  417.506341]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.510117] 0 pages cma reserved
[  417.514089]  ? pvclock_read_flags+0x160/0x160
[  417.518630] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.522016]  ? lapic_next_event+0x5a/0x90
[  417.522033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.522061]  ? kvm_clock_read+0x18/0x30
[  417.526242] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.531279]  ? kvm_sched_clock_read+0x9/0x20
[  417.534624] syz-fuzzer cpuset=
[  417.539119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.545602] /
[  417.549751]  ? check_preemption_disabled+0x48/0x280
[  417.555265]  mems_allowed=0
[  417.559236]  irq_exit+0x17f/0x1c0
[  417.595585]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.600426]  ? smp_reschedule_interrupt+0x109/0x650
[  417.605445]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.611330]  ? interrupt_entry+0xb5/0xc0
[  417.615396]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.620413]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.625434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.630281]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.635298]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.640319]  ? task_prio+0x50/0x50
[  417.643866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.649404]  ? check_preemption_disabled+0x48/0x280
[  417.654427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.659282]  apic_timer_interrupt+0xf/0x20
[  417.663509]  </IRQ>
[  417.665750] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  417.670681] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  417.689581] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  417.697290] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  417.704564] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  417.711832] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  417.719271] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  417.726537] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  417.734329]  skb_clone+0x1bb/0x500
[  417.737874]  ? skb_split+0x11e0/0x11e0
[  417.741763]  ? check_preemption_disabled+0x48/0x280
[  417.746782]  ? __this_cpu_preempt_check+0x1c/0x20
[  417.751635]  ? __bpf_redirect+0x54b/0xb20
[  417.755797]  bpf_clone_redirect+0xb9/0x490
[  417.760070]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  417.765106]  ? __sched_text_start+0x8/0x8
[  417.769285]  ? find_held_lock+0x36/0x1c0
[  417.773355]  ? lock_acquire+0x1ed/0x520
[  417.777332]  ? bpf_test_run+0x3cb/0x780
[  417.781312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.786851]  ? check_preemption_disabled+0x48/0x280
[  417.791878]  ? kasan_check_read+0x11/0x20
[  417.796029]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.801318]  ? rcu_softirq_qs+0x20/0x20
[  417.805296]  ? preempt_schedule+0x4d/0x60
[  417.809449]  ? ___preempt_schedule+0x16/0x18
[  417.813861]  ? bpf_test_run+0x25d/0x780
[  417.817848]  ? netlink_diag_dump+0x2a0/0x2a0
[  417.822261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.827803]  ? bpf_test_init.isra.10+0x70/0x100
[  417.833003]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  417.837768]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.842608]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.848174]  ? fput+0x130/0x1a0
[  417.851468]  ? __bpf_prog_get+0x9b/0x290
[  417.855546]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.860386]  ? bpf_prog_test_run+0x130/0x1a0
[  417.864801]  ? __x64_sys_bpf+0x3d8/0x520
[  417.868862]  ? bpf_prog_get+0x20/0x20
[  417.872679]  ? do_syscall_64+0x1b9/0x820
[  417.876743]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.882111]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.887092]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.892111]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.897132]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  417.903819]  ? __switch_to_asm+0x40/0x70
[  417.907878]  ? __switch_to_asm+0x34/0x70
[  417.911945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.916799]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.922188] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  417.923129] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.928855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.928861] Call Trace:
[  417.928872]  <IRQ>
[  417.928890]  dump_stack+0x244/0x39d
[  417.939965] syz-executor3 cpuset=
[  417.949325]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.949355]  warn_alloc.cold.117+0xb7/0x1bd
[  417.952070] syz3
[  417.954150]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.954168]  ? lock_downgrade+0x900/0x900
[  417.954191]  ? trace_hardirqs_off+0xb8/0x310
[  417.954211]  ? trace_hardirqs_off+0xb8/0x310
[  417.954248]  __alloc_pages_slowpath+0x2660/0x2d70
[  417.954290]  ? warn_alloc+0x120/0x120
[  417.958047]  mems_allowed=0
[  417.961494]  ? warn_alloc+0x120/0x120
[  418.005971]  ? print_usage_bug+0xc0/0xc0
[  418.010046]  ? warn_alloc+0x120/0x120
[  418.013856]  ? print_usage_bug+0xc0/0xc0
[  418.017924]  ? __lock_acquire+0x62f/0x4c20
[  418.022160]  ? __lock_acquire+0x62f/0x4c20
[  418.026403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.031933]  ? should_fail+0x22d/0xd01
[  418.035819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.040945]  ? __lock_acquire+0x62f/0x4c20
[  418.045183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.050284]  ? __lock_acquire+0x62f/0x4c20
[  418.054519]  ? should_fail+0x22d/0xd01
[  418.058410]  ? find_held_lock+0x36/0x1c0
[  418.062479]  ? mark_held_locks+0x130/0x130
[  418.066718]  ? mark_held_locks+0x130/0x130
[  418.070978]  ? zap_class+0x640/0x640
[  418.074691]  ? zap_class+0x640/0x640
[  418.078412]  ? print_usage_bug+0xc0/0xc0
[  418.082473]  ? do_raw_spin_unlock+0xa7/0x330
[  418.086885]  ? zap_class+0x640/0x640
[  418.090600]  ? print_usage_bug+0xc0/0xc0
[  418.094663]  ? wq_watchdog_touch+0x9c/0xfe
[  418.098901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.104442]  ? check_preemption_disabled+0x48/0x280
[  418.109470]  ? __lock_is_held+0xb5/0x140
[  418.113537]  __alloc_pages_nodemask+0xa80/0xde0
[  418.118553]  ? zap_class+0x640/0x640
[  418.122272]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  418.127298]  ? find_held_lock+0x36/0x1c0
[  418.131383]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.136063]  ? lock_downgrade+0x900/0x900
[  418.140223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.145766]  cache_grow_begin+0xa5/0x8c0
[  418.149827]  ? do_raw_spin_unlock+0xa7/0x330
[  418.154245]  fallback_alloc+0x204/0x2e0
[  418.158226]  ____cache_alloc_node+0x1c7/0x1e0
[  418.162736]  kmem_cache_alloc_node+0xe3/0x730
[  418.167245]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.171492]  __alloc_skb+0x119/0x770
[  418.175227]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.180509]  ? netdev_alloc_frag+0x1f0/0x1f0
[  418.184918]  ? lock_downgrade+0x900/0x900
[  418.189086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.194625]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.200099]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.205569]  ? addrconf_rs_timer+0x690/0x690
[  418.209992]  ndisc_alloc_skb+0x144/0x340
[  418.214067]  ndisc_send_rs+0x331/0x6e0
[  418.217962]  addrconf_rs_timer+0x314/0x690
[  418.222462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.226712]  call_timer_fn+0x272/0x920
[  418.230605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.234845]  ? process_timeout+0x40/0x40
[  418.238923]  ? mark_held_locks+0xc7/0x130
[  418.243082]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.247580]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.252078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.256351]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.260942]  ? trace_hardirqs_on+0xbd/0x310
[  418.265266]  ? kasan_check_read+0x11/0x20
[  418.269431]  ? __run_timers+0x7da/0xc70
[  418.273426]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.278552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.282792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.287051]  __run_timers+0x7e5/0xc70
[  418.290886]  ? timer_fixup_init+0x70/0x70
[  418.295074]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.300093]  ? zap_class+0x640/0x640
[  418.303813]  ? print_usage_bug+0xc0/0xc0
[  418.307877]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.313085]  ? find_held_lock+0x36/0x1c0
[  418.317154]  ? zap_class+0x640/0x640
[  418.320883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.326420]  ? check_preemption_disabled+0x48/0x280
[  418.331469]  ? __lock_is_held+0xb5/0x140
[  418.335615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.341151]  ? check_preemption_disabled+0x48/0x280
[  418.346185]  run_timer_softirq+0x52/0xb0
[  418.350247]  ? rcu_read_lock_sched_held+0x14f/0x180
[  418.355289]  __do_softirq+0x308/0xb7e
[  418.359104]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.363601]  ? lock_downgrade+0x900/0x900
[  418.367755]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  418.372865]  ? pvclock_read_flags+0x160/0x160
[  418.377376]  ? lapic_next_event+0x5a/0x90
[  418.381527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.387108]  ? kvm_clock_read+0x18/0x30
[  418.391081]  ? kvm_sched_clock_read+0x9/0x20
[  418.395493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.401053]  ? check_preemption_disabled+0x48/0x280
[  418.406098]  irq_exit+0x17f/0x1c0
[  418.409555]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.414415]  ? smp_reschedule_interrupt+0x109/0x650
[  418.419434]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.425324]  ? interrupt_entry+0xb5/0xc0
[  418.429417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.434446]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.439482]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.444332]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.449349]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.454418]  ? task_prio+0x50/0x50
[  418.457992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.463529]  ? check_preemption_disabled+0x48/0x280
[  418.468555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.473428]  apic_timer_interrupt+0xf/0x20
[  418.477660]  </IRQ>
[  418.479905] RIP: 0010:console_unlock+0xffa/0x1160
[  418.484750] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  418.503653] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  418.511365] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  418.518891] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  418.526165] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  418.533434] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  418.540705] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  418.547982]  ? netconsole_netdev_event+0x280/0x280
[  418.552925]  ? console_unlock+0xff1/0x1160
[  418.557186]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  418.561880]  ? lock_release+0xa00/0xa00
[  418.565872]  ? interrupt_entry+0xc0/0xc0
[  418.569949]  vprintk_emit+0x33d/0x930
[  418.573776]  ? wake_up_klogd+0x180/0x180
[  418.577844]  ? attach_entity_load_avg+0x810/0x860
[  418.582686]  ? __lock_acquire+0x600/0x4c20
[  418.586937]  ? mark_held_locks+0x130/0x130
[  418.591169]  ? print_usage_bug+0xc0/0xc0
[  418.595237]  ? find_held_lock+0x36/0x1c0
[  418.599306]  ? mark_held_locks+0xc7/0x130
[  418.603464]  vprintk_default+0x28/0x30
[  418.607356]  vprintk_func+0x7e/0x181
[  418.611079]  printk+0xa7/0xcf
[  418.614189]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  418.618963]  show_free_areas.cold.118+0x1e0b/0x215d
[  418.623999]  ? si_meminfo_node+0x260/0x260
[  418.628244]  ? __lock_acquire+0x62f/0x4c20
[  418.632483]  ? __lock_acquire+0x62f/0x4c20
[  418.636719]  ? __lock_is_held+0xb5/0x140
[  418.640796]  ? mark_held_locks+0x130/0x130
[  418.645062]  ? zap_class+0x640/0x640
[  418.648784]  ? put_dec+0x3b/0xf0
[  418.652165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.657712]  ? find_held_lock+0x36/0x1c0
[  418.661785]  ? serial8250_console_write+0x8b3/0xb10
[  418.666807]  ? lock_downgrade+0x900/0x900
[  418.670959]  ? zap_class+0x640/0x640
[  418.674675]  ? zap_class+0x640/0x640
[  418.678392]  ? print_usage_bug+0xc0/0xc0
[  418.682453]  ? do_raw_spin_unlock+0xa7/0x330
[  418.686878]  ? trace_hardirqs_on+0x310/0x310
[  418.691286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.696839]  ? find_held_lock+0x36/0x1c0
[  418.700916]  ? mark_held_locks+0xc7/0x130
[  418.705075]  ? console_unlock+0xfcd/0x1160
[  418.709318]  ? netconsole_netdev_event+0x280/0x280
[  418.714251]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  418.719086]  ? trace_hardirqs_on+0xbd/0x310
[  418.723425]  ? vprintk_emit+0x33d/0x930
[  418.727401]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.732510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.738067]  ? netconsole_netdev_event+0x280/0x280
[  418.743002]  ? console_unlock+0x8d8/0x1160
[  418.747249]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  418.751924]  ? lock_release+0xa00/0xa00
[  418.755903]  ? preempt_count_add+0xbc/0x1b0
[  418.760224]  ? wake_up_klogd+0x11a/0x180
[  418.764284]  ? console_device+0xc0/0xc0
[  418.768272]  ? vprintk_emit+0x268/0x930
[  418.772250]  ? wake_up_klogd+0x180/0x180
[  418.776322]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.781272]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.786033]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.791495]  ? retint_kernel+0x1b/0x2d
[  418.795387]  ? trace_hardirqs_on+0x310/0x310
[  418.799821]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.804605]  ? trace_initcall_level+0x80/0x31b
[  418.809191]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  418.813959]  ? show_mem+0x1e/0x17b
[  418.817513]  show_mem+0x34/0x17b
[  418.820888]  dump_header+0x2f1/0xf72
[  418.824619]  ? mark_held_locks+0x130/0x130
[  418.828880]  ? pagefault_out_of_memory+0x197/0x197
[  418.833823]  ? __lock_acquire+0x62f/0x4c20
[  418.838065]  ? zap_class+0x640/0x640
[  418.841787]  ? percpu_ref_get_many+0x240/0x240
[  418.846372]  ? print_usage_bug+0xc0/0xc0
[  418.850604]  ? print_usage_bug+0xc0/0xc0
[  418.854671]  ? zap_class+0x640/0x640
[  418.858392]  ? print_usage_bug+0xc0/0xc0
[  418.862455]  ? print_usage_bug+0xc0/0xc0
[  418.866528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.872106]  ? find_held_lock+0x36/0x1c0
[  418.876204]  ? mark_held_locks+0xc7/0x130
[  418.880355]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  418.885458]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  418.890581]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  418.895168]  ? trace_hardirqs_on+0xbd/0x310
[  418.899495]  ? kasan_check_read+0x11/0x20
[  418.903645]  ? ___ratelimit+0x3b4/0x672
[  418.907630]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.912737]  ? trace_hardirqs_on+0x310/0x310
[  418.917145]  ? lock_downgrade+0x900/0x900
[  418.921302]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.926416]  ? ___ratelimit+0x3b9/0x672
[  418.930402]  ? idr_get_free+0xec0/0xec0
[  418.934382]  ? find_held_lock+0x36/0x1c0
[  418.938455]  oom_kill_process.cold.27+0x10/0x903
[  418.943215]  ? zap_class+0x640/0x640
[  418.946930]  ? check_preemption_disabled+0x48/0x280
[  418.951957]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.956887]  ? kasan_check_read+0x11/0x20
[  418.961036]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.966330]  ? oom_evaluate_task+0x540/0x540
[  418.970743]  ? find_held_lock+0x36/0x1c0
[  418.974826]  ? out_of_memory+0x974/0x1430
[  418.978981]  ? lock_downgrade+0x900/0x900
[  418.983138]  ? check_preemption_disabled+0x48/0x280
[  418.988162]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.993096]  ? kasan_check_read+0x11/0x20
[  418.997244]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.002523]  ? rcu_softirq_qs+0x20/0x20
[  419.006503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.012046]  ? oom_evaluate_task+0x302/0x540
[  419.016461]  out_of_memory+0xa84/0x1430
[  419.020445]  ? oom_killer_disable+0x3a0/0x3a0
[  419.024946]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  419.029877]  ? __mutex_add_waiter+0x2a0/0x2a0
[  419.034392]  __alloc_pages_slowpath+0x22d4/0x2d70
[  419.039286]  ? warn_alloc+0x120/0x120
[  419.043129]  ? rcu_softirq_qs+0x20/0x20
[  419.047131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.052669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.058210]  ? should_fail+0x22d/0xd01
[  419.062103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.067208]  ? zap_class+0x640/0x640
[  419.070962]  ? __lock_is_held+0xb5/0x140
[  419.075045]  ? mark_held_locks+0x130/0x130
[  419.079287]  ? lock_release+0xa00/0xa00
[  419.083266]  ? perf_trace_sched_process_exec+0x860/0x860
[  419.088729]  ? __might_sleep+0x95/0x190
[  419.092724]  __alloc_pages_nodemask+0xa80/0xde0
[  419.097413]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  419.102435]  ? __page_cache_alloc+0x191/0x5c0
[  419.106933]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.111865]  ? kasan_check_read+0x11/0x20
[  419.116016]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.121306]  ? zap_class+0x640/0x640
[  419.125045]  ? zap_class+0x640/0x640
[  419.128763]  ? zap_class+0x640/0x640
[  419.132489]  ? __do_page_cache_readahead+0x7ce/0x980
[  419.137599]  ? find_held_lock+0x36/0x1c0
[  419.141665]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  419.147215]  alloc_pages_current+0x173/0x350
[  419.151631]  __page_cache_alloc+0x38c/0x5c0
[  419.155954]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.160918]  ? kasan_check_read+0x11/0x20
[  419.165096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.170378]  ? generic_perform_write+0x6a0/0x6a0
[  419.175140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.180768]  ? check_preemption_disabled+0x48/0x280
[  419.185811]  filemap_fault+0x1594/0x25f0
[  419.189887]  ? __lock_page_or_retry+0xa00/0xa00
[  419.194560]  ? mark_held_locks+0x130/0x130
[  419.198800]  ? rcu_softirq_qs+0x20/0x20
[  419.202776]  ? kasan_check_read+0x11/0x20
[  419.206927]  ? rcu_softirq_qs+0x20/0x20
[  419.210914]  ? filemap_map_pages+0xe04/0x1990
[  419.215424]  ? print_usage_bug+0xc0/0xc0
[  419.219496]  ? unwind_get_return_address+0x61/0xa0
[  419.224430]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  419.229379]  ? print_usage_bug+0xc0/0xc0
[  419.233450]  ? print_usage_bug+0xc0/0xc0
[  419.237516]  ? __lock_acquire+0x62f/0x4c20
[  419.241784]  ? save_stack+0x43/0xd0
[  419.245424]  ? __kasan_slab_free+0x102/0x150
[  419.249835]  ? kasan_slab_free+0xe/0x10
[  419.253811]  ? kmem_cache_free+0x83/0x290
[  419.257959]  ? __sigqueue_free.part.29+0x74/0x90
[  419.262742]  ? lock_acquire+0x1ed/0x520
[  419.266734]  ? ext4_filemap_fault+0x7a/0xad
[  419.271067]  ? lock_release+0xa00/0xa00
[  419.275047]  ? perf_trace_sched_process_exec+0x860/0x860
[  419.280518]  ? print_usage_bug+0xc0/0xc0
[  419.284585]  ? print_usage_bug+0xc0/0xc0
[  419.288688]  ? down_read+0x8d/0x120
[  419.292316]  ? ext4_filemap_fault+0x7a/0xad
[  419.296655]  ? __down_interruptible+0x700/0x700
[  419.301339]  ext4_filemap_fault+0x82/0xad
[  419.305493]  __do_fault+0x100/0x6b0
[  419.309125]  ? pmd_devmap_trans_unstable+0x220/0x220
[  419.314234]  ? mark_held_locks+0x130/0x130
[  419.318474]  ? mark_held_locks+0x130/0x130
[  419.322708]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  419.328248]  ? rcu_pm_notify+0xc0/0xc0
[  419.332162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.337736]  __handle_mm_fault+0x307c/0x5920
[  419.342159]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  419.347005]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.351500]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  419.356088]  ? trace_hardirqs_on+0xbd/0x310
[  419.360409]  ? kasan_check_read+0x11/0x20
[  419.364559]  ? __set_current_blocked+0xdf/0x120
[  419.369230]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.374382]  ? zap_class+0x640/0x640
[  419.378101]  ? zap_class+0x640/0x640
[  419.381846]  ? find_held_lock+0x36/0x1c0
[  419.385937]  ? handle_mm_fault+0x42a/0xc70
[  419.390175]  ? lock_downgrade+0x900/0x900
[  419.394330]  ? check_preemption_disabled+0x48/0x280
[  419.399353]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.404306]  ? kasan_check_read+0x11/0x20
[  419.408461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.413739]  ? rcu_softirq_qs+0x20/0x20
[  419.417717]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.422824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.428366]  ? check_preemption_disabled+0x48/0x280
[  419.433392]  handle_mm_fault+0x54f/0xc70
[  419.437457]  ? __handle_mm_fault+0x5920/0x5920
[  419.442057]  ? find_vma+0x34/0x190
[  419.445604]  __do_page_fault+0x5e8/0xe60
[  419.449670]  ? exit_to_usermode_loop+0x1f4/0x380
[  419.454480]  do_page_fault+0xf2/0x7e0
[  419.458303]  ? vmalloc_sync_all+0x30/0x30
[  419.462460]  ? error_entry+0x70/0xd0
[  419.466179]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.471194]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.476124]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.481086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.485945]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.490977]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.496446]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.501466]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.506485]  ? page_fault+0x8/0x30
[  419.510057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.514906]  ? page_fault+0x8/0x30
[  419.518450]  page_fault+0x1e/0x30
[  419.521903] RIP: 0033:0x45db60
[  419.525105] Code: Bad RIP value.
[  419.528466] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  419.533836] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  419.541107] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  419.548387] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  419.555668] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  419.562932] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  419.570242] warn_alloc_show_mem: 1 callbacks suppressed
[  419.570254] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  419.570256] Mem-Info:
[  419.570287] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  419.570287]  active_file:14 inactive_file:14 isolated_file:0
[  419.570287]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.570287]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  419.570287]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  419.570287]  free:13738 free_pcp:524 free_cma:0
[  419.575621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.575629] Call Trace:
[  419.582652] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.585057]  <IRQ>
[  419.618020] Node 0 
[  419.627390]  dump_stack+0x244/0x39d
[  419.629968] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.657530]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.659653] lowmem_reserve[]:
[  419.661896]  warn_alloc.cold.117+0xb7/0x1bd
[  419.665492]  0
[  419.691004]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.696164]  2818
[  419.699268]  ? lock_downgrade+0x900/0x900
[  419.703565]  6321
[  419.705368]  ? trace_hardirqs_off+0xb8/0x310
[  419.710180]  6321
[  419.712242]  ? trace_hardirqs_off+0xb8/0x310
[  419.718548]  __alloc_pages_slowpath+0x2660/0x2d70
[  419.722928] Node 0 
[  419.725012]  ? warn_alloc+0x120/0x120
[  419.729402] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  419.734653]  ? print_bfs_bug+0x80/0x80
[  419.736867] lowmem_reserve[]:
[  419.740667]  ? warn_alloc+0x120/0x120
[  419.767540]  0
[  419.771423]  ? print_usage_bug+0xc0/0xc0
[  419.774506]  0
[  419.778296]  ? print_bfs_bug+0x80/0x80
[  419.780076]  3503
[  419.784156]  ? mark_held_locks+0x130/0x130
[  419.785958]  3503
[  419.789843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.796106]  ? should_fail+0x22d/0xd01
[  419.798153] Node 0 
[  419.803682]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  419.807568] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  419.809772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.815632] lowmem_reserve[]:
[  419.844205]  ? __lock_acquire+0x62f/0x4c20
[  419.849285]  0
[  419.852388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.856602]  0
[  419.858411]  ? should_fail+0x22d/0xd01
[  419.863487]  0
[  419.865289]  ? mark_held_locks+0x130/0x130
[  419.869159]  0
[  419.870955]  ? mark_held_locks+0x130/0x130
[  419.876960]  ? print_usage_bug+0xc0/0xc0
[  419.881171] Node 0 DMA: 
[  419.885231]  ? find_held_lock+0x36/0x1c0
[  419.885246]  ? zap_class+0x640/0x640
[  419.887907] 1*4kB 
[  419.891964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.895654] (U) 
[  419.897810]  ? check_preemption_disabled+0x48/0x280
[  419.903319] 0*8kB 
[  419.905304]  ? __lock_is_held+0xb5/0x140
[  419.910292] 0*16kB 
[  419.912438]  __alloc_pages_nodemask+0xa80/0xde0
[  419.916473] 1*32kB 
[  419.918706]  ? zap_class+0x640/0x640
[  419.923350] (U) 
[  419.925585]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  419.929271] 2*64kB 
[  419.931247]  ? find_held_lock+0x36/0x1c0
[  419.936233] (U) 
[  419.938471]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.942500] 1*128kB 
[  419.944472]  ? lock_downgrade+0x900/0x900
[  419.949128] (U) 
[  419.951464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.955589] 1*256kB 
[  419.957562]  cache_grow_begin+0xa5/0x8c0
[  419.963071] (U) 
[  419.965386]  ? do_raw_spin_unlock+0xa7/0x330
[  419.969423] 0*512kB 
[  419.971396]  fallback_alloc+0x204/0x2e0
[  419.975774] 1*1024kB 
[  419.978096]  ____cache_alloc_node+0x1c7/0x1e0
[  419.982051] (U) 
[  419.984458]  kmem_cache_alloc_node+0xe3/0x730
[  419.988931] 1*2048kB 
[  419.990899]  ? mark_held_locks+0xc7/0x130
[  419.995367] (M) 
[  419.997777]  __alloc_skb+0x119/0x770
[  420.001896] 3*4096kB 
[  420.003867]  ? netdev_alloc_frag+0x1f0/0x1f0
[  420.007555] (M) 
[  420.009960]  ? do_raw_spin_trylock+0x270/0x270
[  420.014344] = 15908kB
[  420.016312]  ? kmem_cache_alloc_trace+0x353/0x750
[  420.020872] Node 0 
[  420.023281]  ? queue_work_on+0x12c/0x1e0
[  420.028108] DMA32: 
[  420.030362]  ? switchdev_port_obj_del+0xdc/0x440
[  420.034400] 5*4kB 
[  420.036631]  ? switchdev_trans_item_enqueue+0x260/0x260
[  420.041364] (UM) 
[  420.043511]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  420.048867] 1*8kB 
[  420.050940]  __br_mdb_notify+0x4ff/0x15d0
[  420.055942] (U) 
[  420.058129]  ? __br_mdb_add+0x7f0/0x7f0
[  420.062248] 3*16kB 
[  420.064225]  ? zap_class+0x640/0x640
[  420.068174] (UM) 
[  420.070411]  ? br_multicast_group_expired+0x96/0x610
[  420.074100] 2*32kB 
[  420.076163]  br_mdb_notify+0x310/0x410
[  420.081236] (UM) 
[  420.083468]  ? br_mdb_dump+0x27b0/0x27b0
[  420.087334] 4*64kB 
[  420.089406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.093455] (UM) 
[  420.095694]  br_multicast_group_expired+0x1bc/0x610
[  420.101203] 5*128kB 
[  420.103260]  ? br_mdb_free+0x80/0x80
[  420.108257] (UM) 
[  420.110584]  call_timer_fn+0x272/0x920
[  420.114267] 4*256kB 
[  420.116339]  ? br_mdb_free+0x80/0x80
[  420.120549] (UM) 
[  420.122895]  ? process_timeout+0x40/0x40
[  420.126584] 3*512kB 
[  420.128647]  ? __run_timers+0x7da/0xc70
[  420.132679] (M) 
[  420.135002]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.138951] 3*1024kB 
[  420.140923]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.145391] (UM) 
[  420.147796]  ? br_mdb_free+0x80/0x80
[  420.152386] 3*2048kB 
[  420.154443]  ? lockdep_hardirqs_on+0x296/0x5b0
[  420.158128] (UM) 
[  420.160536]  ? trace_hardirqs_on+0xbd/0x310
[  420.165096] 3*4096kB 
[  420.167158]  ? kasan_check_read+0x11/0x20
[  420.171453] (M) 
[  420.173858]  ? __run_timers+0x7da/0xc70
[  420.178013] = 25100kB
[  420.180021]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.183985] Node 0 
[  420.186392]  ? br_multicast_del_pg+0x790/0x790
[  420.191467] Normal: 
[  420.193700]  ? br_mdb_free+0x80/0x80
[  420.198257] 922*4kB 
[  420.200576]  __run_timers+0x7e5/0xc70
[  420.204261] (UMEH) 
[  420.206586]  ? timer_fixup_init+0x70/0x70
[  420.210356] 452*8kB 
[  420.212588]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.216709] (UME) 
[  420.219027]  ? zap_class+0x640/0x640
[  420.224023] 175*16kB 
[  420.226174]  ? enqueue_hrtimer+0x1a5/0x560
[  420.229862] (UMEH) 
[  420.232744]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.236962] 86*32kB 
[  420.239194]  ? find_held_lock+0x36/0x1c0
[  420.244358] (UMEH) 
[  420.246676]  ? zap_class+0x640/0x640
[  420.250713] 11*64kB 
[  420.252948]  ? pvclock_read_flags+0x160/0x160
[  420.256638] (MH) 
[  420.258956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.263423] 1*128kB 
[  420.265481]  ? check_preemption_disabled+0x48/0x280
[  420.270990] (H) 
[  420.273311]  ? __lock_is_held+0xb5/0x140
[  420.278297] 1*256kB (H) 
[  420.280278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.284319] 0*512kB 
[  420.286983]  ? check_preemption_disabled+0x48/0x280
[  420.292497] 0*1024kB 
[  420.294824]  run_timer_softirq+0x52/0xb0
[  420.299810] 0*2048kB 
[  420.302232]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.306265] 0*4096kB 
[  420.308671]  __do_softirq+0x308/0xb7e
[  420.313666] = 13944kB
[  420.316075]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.319855] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  420.322262]  ? lock_downgrade+0x900/0x900
[  420.326735] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  420.335838]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.339974] 2312 total pagecache pages
[  420.348546]  ? pvclock_read_flags+0x160/0x160
[  420.353630] 0 pages in swap cache
[  420.357507]  ? lapic_next_event+0x5a/0x90
[  420.361985] Swap cache stats: add 0, delete 0, find 0/0
[  420.365428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.365448]  ? kvm_clock_read+0x18/0x30
[  420.369573] Free swap  = 0kB
[  420.374927]  ? kvm_sched_clock_read+0x9/0x20
[  420.380443] Total swap = 0kB
[  420.384410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.387406] 1965979 pages RAM
[  420.391851]  ? check_preemption_disabled+0x48/0x280
[  420.394844] 0 pages HighMem/MovableOnly
[  420.400398]  irq_exit+0x17f/0x1c0
[  420.403474] 342867 pages reserved
[  420.408480]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.412429] 0 pages cma reserved
[  420.415875]  ? smp_reschedule_interrupt+0x109/0x650
[  420.419409] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.424171]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.424187]  ? interrupt_entry+0xb5/0xc0
[  420.424205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.427604] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.432999]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.439467] syz-fuzzer cpuset=
[  420.445374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.449410] /
[  420.454422]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.464623]  mems_allowed=0
[  420.469633]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.492281]  ? task_prio+0x50/0x50
[  420.495827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.501382]  ? check_preemption_disabled+0x48/0x280
[  420.506408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.511263]  apic_timer_interrupt+0xf/0x20
[  420.515493]  </IRQ>
[  420.517737] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  420.522673] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  420.542016] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  420.549734] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  420.557000] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  420.564265] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  420.571535] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  420.579071] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  420.586381]  skb_clone+0x1bb/0x500
[  420.589928]  ? skb_split+0x11e0/0x11e0
[  420.593821]  ? check_preemption_disabled+0x48/0x280
[  420.598846]  ? __this_cpu_preempt_check+0x1c/0x20
[  420.603695]  ? __bpf_redirect+0x54b/0xb20
[  420.607858]  bpf_clone_redirect+0xb9/0x490
[  420.612105]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  420.617127]  ? __sched_text_start+0x8/0x8
[  420.621289]  ? find_held_lock+0x36/0x1c0
[  420.625361]  ? lock_acquire+0x1ed/0x520
[  420.629338]  ? bpf_test_run+0x3cb/0x780
[  420.633780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.639321]  ? check_preemption_disabled+0x48/0x280
[  420.644347]  ? kasan_check_read+0x11/0x20
[  420.648501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.653782]  ? rcu_softirq_qs+0x20/0x20
[  420.657767]  ? preempt_schedule+0x4d/0x60
[  420.661920]  ? ___preempt_schedule+0x16/0x18
[  420.666377]  ? bpf_test_run+0x25d/0x780
[  420.670363]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.674775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.680311]  ? bpf_test_init.isra.10+0x70/0x100
[  420.684986]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  420.689752]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.694595]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.700165]  ? fput+0x130/0x1a0
[  420.703449]  ? __bpf_prog_get+0x9b/0x290
[  420.707515]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.712361]  ? bpf_prog_test_run+0x130/0x1a0
[  420.716773]  ? __x64_sys_bpf+0x3d8/0x520
[  420.720856]  ? bpf_prog_get+0x20/0x20
[  420.724680]  ? do_syscall_64+0x1b9/0x820
[  420.728745]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.734569]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.739503]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.744523]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.749545]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  420.756216]  ? __switch_to_asm+0x40/0x70
[  420.760279]  ? __switch_to_asm+0x34/0x70
[  420.764350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.769204]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.774588] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  420.775217] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.781305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.791819] syz-executor3 cpuset=
[  420.801154] Call Trace:
[  420.801164] syz3
[  420.804601]  <IRQ>
[  420.807174]  mems_allowed=0
[  420.809145]  dump_stack+0x244/0x39d
[  420.817819]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.823026]  warn_alloc.cold.117+0xb7/0x1bd
[  420.827359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.832213]  ? lock_downgrade+0x900/0x900
[  420.836403]  ? trace_hardirqs_off+0xb8/0x310
[  420.840864]  ? trace_hardirqs_off+0xb8/0x310
[  420.845283]  __alloc_pages_slowpath+0x2660/0x2d70
[  420.850354]  ? warn_alloc+0x120/0x120
[  420.854167]  ? warn_alloc+0x120/0x120
[  420.857973]  ? print_usage_bug+0xc0/0xc0
[  420.862046]  ? warn_alloc+0x120/0x120
[  420.865849]  ? print_usage_bug+0xc0/0xc0
[  420.869911]  ? __lock_acquire+0x62f/0x4c20
[  420.874145]  ? __lock_acquire+0x62f/0x4c20
[  420.878405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.883957]  ? should_fail+0x22d/0xd01
[  420.887862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.892981]  ? __lock_acquire+0x62f/0x4c20
[  420.897488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.902595]  ? __lock_acquire+0x62f/0x4c20
[  420.906825]  ? should_fail+0x22d/0xd01
[  420.910714]  ? find_held_lock+0x36/0x1c0
[  420.914784]  ? mark_held_locks+0x130/0x130
[  420.919026]  ? mark_held_locks+0x130/0x130
[  420.923269]  ? zap_class+0x640/0x640
[  420.926984]  ? zap_class+0x640/0x640
[  420.930703]  ? print_usage_bug+0xc0/0xc0
[  420.934778]  ? do_raw_spin_unlock+0xa7/0x330
[  420.939192]  ? zap_class+0x640/0x640
[  420.942919]  ? print_usage_bug+0xc0/0xc0
[  420.947006]  ? wq_watchdog_touch+0x9c/0xfe
[  420.951299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.956863]  ? check_preemption_disabled+0x48/0x280
[  420.961890]  ? __lock_is_held+0xb5/0x140
[  420.965990]  __alloc_pages_nodemask+0xa80/0xde0
[  420.970714]  ? zap_class+0x640/0x640
[  420.974439]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  420.979467]  ? find_held_lock+0x36/0x1c0
[  420.983542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.988215]  ? lock_downgrade+0x900/0x900
[  420.992376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.997924]  cache_grow_begin+0xa5/0x8c0
[  421.001991]  ? do_raw_spin_unlock+0xa7/0x330
[  421.006414]  fallback_alloc+0x204/0x2e0
[  421.010399]  ____cache_alloc_node+0x1c7/0x1e0
[  421.014900]  kmem_cache_alloc_node+0xe3/0x730
[  421.019399]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.023648]  __alloc_skb+0x119/0x770
[  421.027368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.032651]  ? netdev_alloc_frag+0x1f0/0x1f0
[  421.037068]  ? lock_downgrade+0x900/0x900
[  421.041232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.046771]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.052230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.057682]  ? addrconf_rs_timer+0x690/0x690
[  421.062103]  ndisc_alloc_skb+0x144/0x340
[  421.066170]  ndisc_send_rs+0x331/0x6e0
[  421.070070]  addrconf_rs_timer+0x314/0x690
[  421.074317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.078572]  call_timer_fn+0x272/0x920
[  421.082465]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.086710]  ? process_timeout+0x40/0x40
[  421.090786]  ? mark_held_locks+0xc7/0x130
[  421.094941]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.099441]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.103935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.108188]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.112775]  ? trace_hardirqs_on+0xbd/0x310
[  421.117102]  ? kasan_check_read+0x11/0x20
[  421.121256]  ? __run_timers+0x7da/0xc70
[  421.125254]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.130376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.134617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.138860]  __run_timers+0x7e5/0xc70
[  421.142673]  ? timer_fixup_init+0x70/0x70
[  421.146844]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.151860]  ? zap_class+0x640/0x640
[  421.155583]  ? print_usage_bug+0xc0/0xc0
[  421.159645]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.164845]  ? find_held_lock+0x36/0x1c0
[  421.168923]  ? zap_class+0x640/0x640
[  421.172643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.178198]  ? check_preemption_disabled+0x48/0x280
[  421.183227]  ? __lock_is_held+0xb5/0x140
[  421.187305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.192848]  ? check_preemption_disabled+0x48/0x280
[  421.197877]  run_timer_softirq+0x52/0xb0
[  421.201943]  ? rcu_read_lock_sched_held+0x14f/0x180
[  421.206963]  __do_softirq+0x308/0xb7e
[  421.210768]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.215262]  ? lock_downgrade+0x900/0x900
[  421.219418]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  421.224529]  ? pvclock_read_flags+0x160/0x160
[  421.229026]  ? lapic_next_event+0x5a/0x90
[  421.233186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.238729]  ? kvm_clock_read+0x18/0x30
[  421.242703]  ? kvm_sched_clock_read+0x9/0x20
[  421.247115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.252667]  ? check_preemption_disabled+0x48/0x280
[  421.257746]  irq_exit+0x17f/0x1c0
[  421.261213]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.266065]  ? smp_reschedule_interrupt+0x109/0x650
[  421.271109]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.277056]  ? interrupt_entry+0xb5/0xc0
[  421.281120]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.286136]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.291159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.296007]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.301031]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.306077]  ? task_prio+0x50/0x50
[  421.309623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.315161]  ? check_preemption_disabled+0x48/0x280
[  421.320184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.325037]  apic_timer_interrupt+0xf/0x20
[  421.329273]  </IRQ>
[  421.331596] RIP: 0010:console_unlock+0xffa/0x1160
[  421.336486] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  421.355386] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  421.363098] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  421.370364] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  421.377632] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  421.385007] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  421.392294] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  421.399585]  ? netconsole_netdev_event+0x280/0x280
[  421.404525]  ? console_unlock+0xff1/0x1160
[  421.408786]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  421.413460]  ? lock_release+0xa00/0xa00
[  421.417440]  ? interrupt_entry+0xc0/0xc0
[  421.421522]  vprintk_emit+0x33d/0x930
[  421.425333]  ? wake_up_klogd+0x180/0x180
[  421.429395]  ? attach_entity_load_avg+0x810/0x860
[  421.434237]  ? __lock_acquire+0x600/0x4c20
[  421.438474]  ? mark_held_locks+0x130/0x130
[  421.442707]  ? print_usage_bug+0xc0/0xc0
[  421.446776]  ? find_held_lock+0x36/0x1c0
[  421.450852]  ? mark_held_locks+0xc7/0x130
[  421.455009]  vprintk_default+0x28/0x30
[  421.458904]  vprintk_func+0x7e/0x181
[  421.462621]  printk+0xa7/0xcf
[  421.465727]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  421.470504]  show_free_areas.cold.118+0x1e0b/0x215d
[  421.475541]  ? si_meminfo_node+0x260/0x260
[  421.479787]  ? __lock_acquire+0x62f/0x4c20
[  421.484026]  ? __lock_acquire+0x62f/0x4c20
[  421.488358]  ? __lock_is_held+0xb5/0x140
[  421.492441]  ? mark_held_locks+0x130/0x130
[  421.496682]  ? zap_class+0x640/0x640
[  421.500402]  ? put_dec+0x3b/0xf0
[  421.503775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.509328]  ? find_held_lock+0x36/0x1c0
[  421.513401]  ? serial8250_console_write+0x8b3/0xb10
[  421.518417]  ? lock_downgrade+0x900/0x900
[  421.522568]  ? zap_class+0x640/0x640
[  421.526280]  ? zap_class+0x640/0x640
[  421.530001]  ? print_usage_bug+0xc0/0xc0
[  421.534098]  ? do_raw_spin_unlock+0xa7/0x330
[  421.538509]  ? trace_hardirqs_on+0x310/0x310
[  421.542920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.548466]  ? find_held_lock+0x36/0x1c0
[  421.552540]  ? mark_held_locks+0xc7/0x130
[  421.556696]  ? console_unlock+0xfcd/0x1160
[  421.560930]  ? netconsole_netdev_event+0x280/0x280
[  421.565866]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  421.570453]  ? trace_hardirqs_on+0xbd/0x310
[  421.574775]  ? vprintk_emit+0x33d/0x930
[  421.578754]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.583863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.589411]  ? netconsole_netdev_event+0x280/0x280
[  421.594365]  ? console_unlock+0x8d8/0x1160
[  421.598615]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  421.603291]  ? lock_release+0xa00/0xa00
[  421.607274]  ? preempt_count_add+0xbc/0x1b0
[  421.611615]  ? wake_up_klogd+0x11a/0x180
[  421.615679]  ? console_device+0xc0/0xc0
[  421.619663]  ? vprintk_emit+0x268/0x930
[  421.623641]  ? wake_up_klogd+0x180/0x180
[  421.627703]  ? trace_hardirqs_on_caller+0xc0/0x310
[  421.632638]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.637402]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.642855]  ? retint_kernel+0x1b/0x2d
[  421.646745]  ? trace_hardirqs_on+0x310/0x310
[  421.651183]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.655962]  ? trace_initcall_level+0x80/0x31b
[  421.660546]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  421.665311]  ? show_mem+0x1e/0x17b
[  421.668882]  show_mem+0x34/0x17b
[  421.672258]  dump_header+0x2f1/0xf72
[  421.675981]  ? mark_held_locks+0x130/0x130
[  421.680221]  ? pagefault_out_of_memory+0x197/0x197
[  421.685158]  ? __lock_acquire+0x62f/0x4c20
[  421.689392]  ? zap_class+0x640/0x640
[  421.693110]  ? percpu_ref_get_many+0x240/0x240
[  421.697698]  ? print_usage_bug+0xc0/0xc0
[  421.701759]  ? print_usage_bug+0xc0/0xc0
[  421.705825]  ? zap_class+0x640/0x640
[  421.709541]  ? print_usage_bug+0xc0/0xc0
[  421.713603]  ? print_usage_bug+0xc0/0xc0
[  421.717673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.723405]  ? find_held_lock+0x36/0x1c0
[  421.727475]  ? mark_held_locks+0xc7/0x130
[  421.731833]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  421.736936]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  421.742064]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  421.746652]  ? trace_hardirqs_on+0xbd/0x310
[  421.750978]  ? kasan_check_read+0x11/0x20
[  421.755125]  ? ___ratelimit+0x3b4/0x672
[  421.759101]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.764204]  ? trace_hardirqs_on+0x310/0x310
[  421.768613]  ? lock_downgrade+0x900/0x900
[  421.772769]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  421.777909]  ? ___ratelimit+0x3b9/0x672
[  421.781898]  ? idr_get_free+0xec0/0xec0
[  421.785872]  ? find_held_lock+0x36/0x1c0
[  421.789947]  oom_kill_process.cold.27+0x10/0x903
[  421.794707]  ? zap_class+0x640/0x640
[  421.798445]  ? check_preemption_disabled+0x48/0x280
[  421.803483]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.808411]  ? kasan_check_read+0x11/0x20
[  421.812561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.817840]  ? oom_evaluate_task+0x540/0x540
[  421.822255]  ? find_held_lock+0x36/0x1c0
[  421.826330]  ? out_of_memory+0x974/0x1430
[  421.830481]  ? lock_downgrade+0x900/0x900
[  421.834635]  ? check_preemption_disabled+0x48/0x280
[  421.839666]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.844595]  ? kasan_check_read+0x11/0x20
[  421.848744]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.854047]  ? rcu_softirq_qs+0x20/0x20
[  421.858033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.863582]  ? oom_evaluate_task+0x302/0x540
[  421.868010]  out_of_memory+0xa84/0x1430
[  421.872000]  ? oom_killer_disable+0x3a0/0x3a0
[  421.876500]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  421.881435]  ? __mutex_add_waiter+0x2a0/0x2a0
[  421.885960]  __alloc_pages_slowpath+0x22d4/0x2d70
[  421.890858]  ? warn_alloc+0x120/0x120
[  421.894670]  ? rcu_softirq_qs+0x20/0x20
[  421.898698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.904238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.909776]  ? should_fail+0x22d/0xd01
[  421.913676]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.918793]  ? zap_class+0x640/0x640
[  421.922542]  ? __lock_is_held+0xb5/0x140
[  421.926618]  ? mark_held_locks+0x130/0x130
[  421.930857]  ? lock_release+0xa00/0xa00
[  421.934835]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.940299]  ? __might_sleep+0x95/0x190
[  421.944285]  __alloc_pages_nodemask+0xa80/0xde0
[  421.948982]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  421.954032]  ? __page_cache_alloc+0x191/0x5c0
[  421.958537]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.963468]  ? kasan_check_read+0x11/0x20
[  421.967619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.972913]  ? zap_class+0x640/0x640
[  421.976663]  ? zap_class+0x640/0x640
[  421.980379]  ? zap_class+0x640/0x640
[  421.984095]  ? __do_page_cache_readahead+0x7ce/0x980
[  421.989209]  ? find_held_lock+0x36/0x1c0
[  421.993280]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  421.998828]  alloc_pages_current+0x173/0x350
[  422.003249]  __page_cache_alloc+0x38c/0x5c0
[  422.007573]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.012507]  ? kasan_check_read+0x11/0x20
[  422.016657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.021941]  ? generic_perform_write+0x6a0/0x6a0
[  422.026701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.032243]  ? check_preemption_disabled+0x48/0x280
[  422.037270]  filemap_fault+0x1594/0x25f0
[  422.041352]  ? __lock_page_or_retry+0xa00/0xa00
[  422.046023]  ? mark_held_locks+0x130/0x130
[  422.050267]  ? rcu_softirq_qs+0x20/0x20
[  422.054863]  ? kasan_check_read+0x11/0x20
[  422.059014]  ? rcu_softirq_qs+0x20/0x20
[  422.063006]  ? filemap_map_pages+0xe04/0x1990
[  422.067510]  ? print_usage_bug+0xc0/0xc0
[  422.071578]  ? unwind_get_return_address+0x61/0xa0
[  422.076519]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  422.081455]  ? print_usage_bug+0xc0/0xc0
[  422.085527]  ? print_usage_bug+0xc0/0xc0
[  422.089596]  ? __lock_acquire+0x62f/0x4c20
[  422.093836]  ? save_stack+0x43/0xd0
[  422.097468]  ? __kasan_slab_free+0x102/0x150
[  422.101877]  ? kasan_slab_free+0xe/0x10
[  422.105850]  ? kmem_cache_free+0x83/0x290
[  422.110003]  ? __sigqueue_free.part.29+0x74/0x90
[  422.114780]  ? lock_acquire+0x1ed/0x520
[  422.118753]  ? ext4_filemap_fault+0x7a/0xad
[  422.123099]  ? lock_release+0xa00/0xa00
[  422.127121]  ? perf_trace_sched_process_exec+0x860/0x860
[  422.132591]  ? print_usage_bug+0xc0/0xc0
[  422.136656]  ? print_usage_bug+0xc0/0xc0
[  422.140731]  ? down_read+0x8d/0x120
[  422.144384]  ? ext4_filemap_fault+0x7a/0xad
[  422.148707]  ? __down_interruptible+0x700/0x700
[  422.153385]  ext4_filemap_fault+0x82/0xad
[  422.157534]  __do_fault+0x100/0x6b0
[  422.161167]  ? pmd_devmap_trans_unstable+0x220/0x220
[  422.166275]  ? mark_held_locks+0x130/0x130
[  422.170519]  ? mark_held_locks+0x130/0x130
[  422.174790]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  422.180344]  ? rcu_pm_notify+0xc0/0xc0
[  422.184243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.189785]  __handle_mm_fault+0x307c/0x5920
[  422.194206]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  422.199056]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.203570]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  422.208161]  ? trace_hardirqs_on+0xbd/0x310
[  422.212485]  ? kasan_check_read+0x11/0x20
[  422.216634]  ? __set_current_blocked+0xdf/0x120
[  422.221307]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.226435]  ? zap_class+0x640/0x640
[  422.230152]  ? zap_class+0x640/0x640
[  422.233878]  ? find_held_lock+0x36/0x1c0
[  422.237954]  ? handle_mm_fault+0x42a/0xc70
[  422.242189]  ? lock_downgrade+0x900/0x900
[  422.246349]  ? check_preemption_disabled+0x48/0x280
[  422.251376]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.256312]  ? kasan_check_read+0x11/0x20
[  422.260496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.265791]  ? rcu_softirq_qs+0x20/0x20
[  422.269762]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.274869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.280410]  ? check_preemption_disabled+0x48/0x280
[  422.285439]  handle_mm_fault+0x54f/0xc70
[  422.289504]  ? __handle_mm_fault+0x5920/0x5920
[  422.294094]  ? find_vma+0x34/0x190
[  422.297661]  __do_page_fault+0x5e8/0xe60
[  422.301726]  ? exit_to_usermode_loop+0x1f4/0x380
[  422.306490]  do_page_fault+0xf2/0x7e0
[  422.310291]  ? vmalloc_sync_all+0x30/0x30
[  422.314450]  ? error_entry+0x70/0xd0
[  422.318170]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.323188]  ? trace_hardirqs_on_caller+0xc0/0x310
[  422.328119]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.333058]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.337905]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.342925]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.348380]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.353399]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.358416]  ? page_fault+0x8/0x30
[  422.361960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.366806]  ? page_fault+0x8/0x30
[  422.370349]  page_fault+0x1e/0x30
[  422.373802] RIP: 0033:0x45db60
[  422.377008] Code: Bad RIP value.
[  422.380376] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  422.385743] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  422.393009] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  422.400282] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  422.407552] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  422.414818] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  422.422122] warn_alloc_show_mem: 1 callbacks suppressed
[  422.422134] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  422.422136] Mem-Info:
[  422.422165] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  422.422165]  active_file:14 inactive_file:14 isolated_file:0
[  422.422165]  unevictable:0 dirty:0 writeback:0 unstable:0
[  422.422165]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  422.422165]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  422.422165]  free:13738 free_pcp:524 free_cma:0
[  422.427510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.434527] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  422.436926] Call Trace:
[  422.469877] Node 0 
[  422.479220]  <IRQ>
[  422.506812] 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
[  422.509369]  dump_stack+0x244/0x39d
[  422.511574] lowmem_reserve[]:
[  422.513725]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.539204]  0
[  422.542841]  warn_alloc.cold.117+0xb7/0x1bd
[  422.545908]  2818
[  422.551110]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.552888]  6321
[  422.557202]  ? lock_downgrade+0x900/0x900
[  422.559239]  6321
[  422.564081]  ? trace_hardirqs_off+0xb8/0x310
[  422.570277]  ? trace_hardirqs_off+0xb8/0x310
[  422.572320] Node 0 
[  422.576723]  __alloc_pages_slowpath+0x2660/0x2d70
[  422.581129] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  422.583359]  ? warn_alloc+0x120/0x120
[  422.588153] lowmem_reserve[]:
[  422.614878]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.618656]  0
[  422.621772]  ? warn_alloc+0x120/0x120
[  422.626781]  0
[  422.628626]  ? print_usage_bug+0xc0/0xc0
[  422.632410]  3503
[  422.634216]  ? warn_alloc+0x120/0x120
[  422.638262]  3503
[  422.640321]  ? print_usage_bug+0xc0/0xc0
[  422.646179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.650216] Node 0 
[  422.655754]  ? should_fail+0x22d/0xd01
[  422.655790] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  422.657998]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  422.661859] lowmem_reserve[]:
[  422.690397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.696255]  0
[  422.699399]  ? __lock_acquire+0x62f/0x4c20
[  422.704475]  0
[  422.706270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.710489]  0
[  422.712287]  ? should_fail+0x22d/0xd01
[  422.717362]  0
[  422.719175]  ? mark_held_locks+0x130/0x130
[  422.724845]  ? mark_held_locks+0x130/0x130
[  422.729059] Node 0 
[  422.733524]  ? print_usage_bug+0xc0/0xc0
[  422.733534] DMA: 
[  422.735767]  ? find_held_lock+0x36/0x1c0
[  422.739808] 1*4kB 
[  422.741872]  ? zap_class+0x640/0x640
[  422.745912] (U) 
[  422.748067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.751758] 0*8kB 
[  422.753788]  ? check_preemption_disabled+0x48/0x280
[  422.759302] 0*16kB 
[  422.761455]  ? __lock_is_held+0xb5/0x140
[  422.766439] 1*32kB 
[  422.768676]  __alloc_pages_nodemask+0xa80/0xde0
[  422.772713] (U) 
[  422.774944]  ? zap_class+0x640/0x640
[  422.779592] 2*64kB 
[  422.781562]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  422.785248] (U) 
[  422.787489]  ? find_held_lock+0x36/0x1c0
[  422.792477] 1*128kB 
[  422.794458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.798489] (U) 
[  422.800808]  ? lock_downgrade+0x900/0x900
[  422.805456] 1*256kB 
[  422.807429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.811557] (U) 
[  422.813877]  cache_grow_begin+0xa5/0x8c0
[  422.819391] 0*512kB 
[  422.821384]  ? do_raw_spin_unlock+0xa7/0x330
[  422.825422] 1*1024kB 
[  422.827743]  fallback_alloc+0x204/0x2e0
[  422.832126] (U) 
[  422.834550]  ____cache_alloc_node+0x1c7/0x1e0
[  422.838498] 1*2048kB 
[  422.840470]  kmem_cache_alloc_node+0xe3/0x730
[  422.844942] (M) 
[  422.847350]  ? mark_held_locks+0xc7/0x130
[  422.851984] 3*4096kB (M) 
[  422.853982]  __alloc_skb+0x119/0x770
[  422.859135] = 15908kB
[  422.859144] Node 0 
[  422.861897]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.865583] DMA32: 
[  422.867988]  ? do_raw_spin_trylock+0x270/0x270
[  422.870206] 5*4kB 
[  422.874607]  ? kmem_cache_alloc_trace+0x353/0x750
[  422.876815] (UM) 1*8kB 
[  422.881401]  ? queue_work_on+0x12c/0x1e0
[  422.883526] (U) 
[  422.888364]  ? switchdev_port_obj_del+0xdc/0x440
[  422.890935] 3*16kB 
[  422.895002]  ? switchdev_trans_item_enqueue+0x260/0x260
[  422.896953] (UM) 
[  422.901701]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.903914] 2*32kB 
[  422.909274]  __br_mdb_notify+0x4ff/0x15d0
[  422.911320] (UM) 
[  422.916330]  ? __br_mdb_add+0x7f0/0x7f0
[  422.918543] 4*64kB 
[  422.922687]  ? zap_class+0x640/0x640
[  422.924721] (UM) 
[  422.928696]  ? br_multicast_group_expired+0x96/0x610
[  422.930952] 5*128kB 
[  422.934881]  ? lock_downgrade+0x900/0x900
[  422.936919] (UM) 
[  422.942021]  br_mdb_notify+0x310/0x410
[  422.944359] 4*256kB 
[  422.948502]  ? br_mdb_dump+0x27b0/0x27b0
[  422.950539] (UM) 
[  422.954419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.956719] 3*512kB 
[  422.960775]  br_multicast_group_expired+0x1bc/0x610
[  422.962809] (M) 
[  422.968344]  ? br_mdb_free+0x80/0x80
[  422.970644] 3*1024kB 
[  422.975663]  call_timer_fn+0x272/0x920
[  422.977613] (UM) 
[  422.981329]  ? br_mdb_free+0x80/0x80
[  422.983721] 3*2048kB 
[  422.987601]  ? process_timeout+0x40/0x40
[  422.989637] (UM) 
[  422.993350]  ? __run_timers+0x7da/0xc70
[  422.995733] 3*4096kB 
[  422.999787]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.001820] (M) = 25100kB
[  423.005800]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.008190] Node 0 
[  423.012676]  ? br_mdb_free+0x80/0x80
[  423.012693]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.015432] Normal: 
[  423.019923]  ? trace_hardirqs_on+0xbd/0x310
[  423.022134] 922*4kB 
[  423.025844]  ? kasan_check_read+0x11/0x20
[  423.030401] (UMEH) 
[  423.032972]  ? __run_timers+0x7da/0xc70
[  423.037272] 452*8kB 
[  423.039589]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.043711] (UME) 
[  423.045957]  ? br_mdb_free+0x80/0x80
[  423.049905] 175*16kB 
[  423.052222]  ? br_mdb_free+0x80/0x80
[  423.057299] (UMEH) 
[  423.059443]  __run_timers+0x7e5/0xc70
[  423.063131] 86*32kB 
[  423.065542]  ? timer_fixup_init+0x70/0x70
[  423.069223] (UMEH) 
[  423.071453]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.075228] 11*64kB 
[  423.077544]  ? zap_class+0x640/0x640
[  423.081664] (MH) 
[  423.083894]  ? enqueue_hrtimer+0x1a5/0x560
[  423.088895] 1*128kB 
[  423.091211]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.094910] (H) 
[  423.096970]  ? find_held_lock+0x36/0x1c0
[  423.101176] 1*256kB 
[  423.103493]  ? zap_class+0x640/0x640
[  423.108658] (H) 
[  423.110633]  ? pvclock_read_flags+0x160/0x160
[  423.114671] 0*512kB 
[  423.116988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.120678] 0*1024kB 
[  423.122652]  ? check_preemption_disabled+0x48/0x280
[  423.127124] 0*2048kB 
[  423.129451]  ? __lock_is_held+0xb5/0x140
[  423.134963] 0*4096kB 
[  423.137370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.142363] = 13944kB
[  423.144765]  ? check_preemption_disabled+0x48/0x280
[  423.148821] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  423.151223]  run_timer_softirq+0x52/0xb0
[  423.156738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  423.159138]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.164127] 2312 total pagecache pages
[  423.172983]  __do_softirq+0x308/0xb7e
[  423.177028] 0 pages in swap cache
[  423.185609]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.190603] Swap cache stats: add 0, delete 0, find 0/0
[  423.194479]  ? lock_downgrade+0x900/0x900
[  423.198254] Free swap  = 0kB
[  423.201702]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  423.206174] Total swap = 0kB
[  423.211530]  ? pvclock_read_flags+0x160/0x160
[  423.215651] 1965979 pages RAM
[  423.218668]  ? lapic_next_event+0x5a/0x90
[  423.223744] 0 pages HighMem/MovableOnly
[  423.227365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.231844] 342867 pages reserved
[  423.234961]  ? kvm_clock_read+0x18/0x30
[  423.239083] 0 pages cma reserved
[  423.243057]  ? kvm_sched_clock_read+0x9/0x20
[  423.248628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.252008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.252021]  ? check_preemption_disabled+0x48/0x280
[  423.252052]  irq_exit+0x17f/0x1c0
[  423.256100] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.259403]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.263786] syz-fuzzer cpuset=
[  423.270271]  ? smp_reschedule_interrupt+0x109/0x650
[  423.275798] /
[  423.280851]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.284282]  mems_allowed=0
[  423.294499]  ? interrupt_entry+0xb5/0xc0
[  423.322038]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.327070]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.332371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.337216]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.342236]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.347253]  ? task_prio+0x50/0x50
[  423.350852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.356392]  ? check_preemption_disabled+0x48/0x280
[  423.362067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.366924]  apic_timer_interrupt+0xf/0x20
[  423.371336]  </IRQ>
[  423.373577] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  423.378506] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  423.397404] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  423.405112] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  423.412378] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  423.419649] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  423.426915] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  423.434350] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  423.441657]  skb_clone+0x1bb/0x500
[  423.445199]  ? skb_split+0x11e0/0x11e0
[  423.449101]  ? check_preemption_disabled+0x48/0x280
[  423.454125]  ? __this_cpu_preempt_check+0x1c/0x20
[  423.458985]  ? __bpf_redirect+0x54b/0xb20
[  423.463146]  bpf_clone_redirect+0xb9/0x490
[  423.467390]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  423.472412]  ? __sched_text_start+0x8/0x8
[  423.476576]  ? find_held_lock+0x36/0x1c0
[  423.480650]  ? lock_acquire+0x1ed/0x520
[  423.484623]  ? bpf_test_run+0x3cb/0x780
[  423.488601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.494138]  ? check_preemption_disabled+0x48/0x280
[  423.499162]  ? kasan_check_read+0x11/0x20
[  423.503315]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.508599]  ? rcu_softirq_qs+0x20/0x20
[  423.512575]  ? preempt_schedule+0x4d/0x60
[  423.516729]  ? ___preempt_schedule+0x16/0x18
[  423.521148]  ? bpf_test_run+0x25d/0x780
[  423.525135]  ? netlink_diag_dump+0x2a0/0x2a0
[  423.529550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.535305]  ? bpf_test_init.isra.10+0x70/0x100
[  423.540021]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  423.544812]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  423.549661]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.555200]  ? fput+0x130/0x1a0
[  423.558482]  ? __bpf_prog_get+0x9b/0x290
[  423.562549]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  423.567391]  ? bpf_prog_test_run+0x130/0x1a0
[  423.571807]  ? __x64_sys_bpf+0x3d8/0x520
[  423.575875]  ? bpf_prog_get+0x20/0x20
[  423.579697]  ? do_syscall_64+0x1b9/0x820
[  423.583759]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  423.589138]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.594084]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.599100]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.604119]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  423.610788]  ? __switch_to_asm+0x40/0x70
[  423.614853]  ? __switch_to_asm+0x34/0x70
[  423.618924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.623789]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.629190] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  423.629377] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.635864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.646336] syz-executor3 cpuset=
[  423.655670] Call Trace:
[  423.655680] syz3
[  423.659120]  <IRQ>
[  423.661694]  mems_allowed=0
[  423.663671]  dump_stack+0x244/0x39d
[  423.672347]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.677556]  warn_alloc.cold.117+0xb7/0x1bd
[  423.681914]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.686793]  ? lock_downgrade+0x900/0x900
[  423.690956]  ? trace_hardirqs_off+0xb8/0x310
[  423.695372]  ? trace_hardirqs_off+0xb8/0x310
[  423.699789]  __alloc_pages_slowpath+0x2660/0x2d70
[  423.704664]  ? warn_alloc+0x120/0x120
[  423.708485]  ? warn_alloc+0x120/0x120
[  423.712292]  ? print_usage_bug+0xc0/0xc0
[  423.716376]  ? warn_alloc+0x120/0x120
[  423.720368]  ? print_usage_bug+0xc0/0xc0
[  423.724432]  ? __lock_acquire+0x62f/0x4c20
[  423.728668]  ? __lock_acquire+0x62f/0x4c20
[  423.732911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.738449]  ? should_fail+0x22d/0xd01
[  423.742348]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.747454]  ? __lock_acquire+0x62f/0x4c20
[  423.751693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.756794]  ? __lock_acquire+0x62f/0x4c20
[  423.761029]  ? should_fail+0x22d/0xd01
[  423.764926]  ? find_held_lock+0x36/0x1c0
[  423.768994]  ? mark_held_locks+0x130/0x130
[  423.773255]  ? mark_held_locks+0x130/0x130
[  423.777489]  ? zap_class+0x640/0x640
[  423.781203]  ? zap_class+0x640/0x640
[  423.784922]  ? print_usage_bug+0xc0/0xc0
[  423.788985]  ? do_raw_spin_unlock+0xa7/0x330
[  423.793392]  ? zap_class+0x640/0x640
[  423.797107]  ? print_usage_bug+0xc0/0xc0
[  423.801169]  ? wq_watchdog_touch+0x9c/0xfe
[  423.805408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.810953]  ? check_preemption_disabled+0x48/0x280
[  423.815980]  ? __lock_is_held+0xb5/0x140
[  423.820059]  __alloc_pages_nodemask+0xa80/0xde0
[  423.824731]  ? zap_class+0x640/0x640
[  423.828450]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  423.833486]  ? find_held_lock+0x36/0x1c0
[  423.837561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.842234]  ? lock_downgrade+0x900/0x900
[  423.846394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.851940]  cache_grow_begin+0xa5/0x8c0
[  423.856002]  ? do_raw_spin_unlock+0xa7/0x330
[  423.860418]  fallback_alloc+0x204/0x2e0
[  423.864399]  ____cache_alloc_node+0x1c7/0x1e0
[  423.868901]  kmem_cache_alloc_node+0xe3/0x730
[  423.873397]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.877643]  __alloc_skb+0x119/0x770
[  423.881358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.886643]  ? netdev_alloc_frag+0x1f0/0x1f0
[  423.891087]  ? lock_downgrade+0x900/0x900
[  423.895259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.900799]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.906261]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.911711]  ? addrconf_rs_timer+0x690/0x690
[  423.916154]  ndisc_alloc_skb+0x144/0x340
[  423.920236]  ndisc_send_rs+0x331/0x6e0
[  423.924128]  addrconf_rs_timer+0x314/0x690
[  423.928367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.932619]  call_timer_fn+0x272/0x920
[  423.936505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.940747]  ? process_timeout+0x40/0x40
[  423.944818]  ? mark_held_locks+0xc7/0x130
[  423.948972]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.953469]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.957962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.962195]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.966783]  ? trace_hardirqs_on+0xbd/0x310
[  423.971121]  ? kasan_check_read+0x11/0x20
[  423.975274]  ? __run_timers+0x7da/0xc70
[  423.979258]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.984366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.988610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.992844]  __run_timers+0x7e5/0xc70
[  423.996658]  ? timer_fixup_init+0x70/0x70
[  424.000811]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.005826]  ? zap_class+0x640/0x640
[  424.009547]  ? print_usage_bug+0xc0/0xc0
[  424.013614]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.018810]  ? find_held_lock+0x36/0x1c0
[  424.022875]  ? zap_class+0x640/0x640
[  424.026597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.032138]  ? check_preemption_disabled+0x48/0x280
[  424.037166]  ? __lock_is_held+0xb5/0x140
[  424.041232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.046768]  ? check_preemption_disabled+0x48/0x280
[  424.051789]  run_timer_softirq+0x52/0xb0
[  424.055852]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.060867]  __do_softirq+0x308/0xb7e
[  424.064671]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.069166]  ? lock_downgrade+0x900/0x900
[  424.073329]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.078445]  ? pvclock_read_flags+0x160/0x160
[  424.082946]  ? lapic_next_event+0x5a/0x90
[  424.087100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.092646]  ? kvm_clock_read+0x18/0x30
[  424.096618]  ? kvm_sched_clock_read+0x9/0x20
[  424.101028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.106573]  ? check_preemption_disabled+0x48/0x280
[  424.111601]  irq_exit+0x17f/0x1c0
[  424.115064]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.119905]  ? smp_reschedule_interrupt+0x109/0x650
[  424.124923]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.130809]  ? interrupt_entry+0xb5/0xc0
[  424.134875]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.139893]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.144911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.149759]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.154779]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.159795]  ? task_prio+0x50/0x50
[  424.163341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.168883]  ? check_preemption_disabled+0x48/0x280
[  424.173906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.178763]  apic_timer_interrupt+0xf/0x20
[  424.182991]  </IRQ>
[  424.185235] RIP: 0010:console_unlock+0xffa/0x1160
[  424.190081] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  424.208978] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  424.216720] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  424.223985] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  424.231254] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  424.238525] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  424.245793] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  424.253094]  ? netconsole_netdev_event+0x280/0x280
[  424.258049]  ? console_unlock+0xff1/0x1160
[  424.262309]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  424.266989]  ? lock_release+0xa00/0xa00
[  424.270969]  ? interrupt_entry+0xc0/0xc0
[  424.275053]  vprintk_emit+0x33d/0x930
[  424.278861]  ? wake_up_klogd+0x180/0x180
[  424.282927]  ? attach_entity_load_avg+0x810/0x860
[  424.287772]  ? __lock_acquire+0x600/0x4c20
[  424.292012]  ? mark_held_locks+0x130/0x130
[  424.296267]  ? print_usage_bug+0xc0/0xc0
[  424.300342]  ? find_held_lock+0x36/0x1c0
[  424.304419]  ? mark_held_locks+0xc7/0x130
[  424.308575]  vprintk_default+0x28/0x30
[  424.312468]  vprintk_func+0x7e/0x181
[  424.316188]  printk+0xa7/0xcf
[  424.319292]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  424.324077]  show_free_areas.cold.118+0x1e0b/0x215d
[  424.329128]  ? si_meminfo_node+0x260/0x260
[  424.333379]  ? __lock_acquire+0x62f/0x4c20
[  424.337616]  ? __lock_acquire+0x62f/0x4c20
[  424.341849]  ? __lock_is_held+0xb5/0x140
[  424.345926]  ? mark_held_locks+0x130/0x130
[  424.350167]  ? zap_class+0x640/0x640
[  424.353885]  ? put_dec+0x3b/0xf0
[  424.357260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.362816]  ? find_held_lock+0x36/0x1c0
[  424.366893]  ? serial8250_console_write+0x8b3/0xb10
[  424.371911]  ? lock_downgrade+0x900/0x900
[  424.376068]  ? zap_class+0x640/0x640
[  424.379788]  ? zap_class+0x640/0x640
[  424.383511]  ? print_usage_bug+0xc0/0xc0
[  424.387573]  ? do_raw_spin_unlock+0xa7/0x330
[  424.392014]  ? trace_hardirqs_on+0x310/0x310
[  424.396434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.401983]  ? find_held_lock+0x36/0x1c0
[  424.406081]  ? mark_held_locks+0xc7/0x130
[  424.410249]  ? console_unlock+0xfcd/0x1160
[  424.414501]  ? netconsole_netdev_event+0x280/0x280
[  424.419439]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  424.424023]  ? trace_hardirqs_on+0xbd/0x310
[  424.428350]  ? vprintk_emit+0x33d/0x930
[  424.432337]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.437447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.442992]  ? netconsole_netdev_event+0x280/0x280
[  424.447942]  ? console_unlock+0x8d8/0x1160
[  424.452207]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  424.456883]  ? lock_release+0xa00/0xa00
[  424.460860]  ? preempt_count_add+0xbc/0x1b0
[  424.465200]  ? wake_up_klogd+0x11a/0x180
[  424.469265]  ? console_device+0xc0/0xc0
[  424.473248]  ? vprintk_emit+0x268/0x930
[  424.477232]  ? wake_up_klogd+0x180/0x180
[  424.481297]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.486237]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.490997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.496457]  ? retint_kernel+0x1b/0x2d
[  424.500352]  ? trace_hardirqs_on+0x310/0x310
[  424.504772]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.509549]  ? trace_initcall_level+0x80/0x31b
[  424.514133]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  424.518925]  ? show_mem+0x1e/0x17b
[  424.522472]  show_mem+0x34/0x17b
[  424.525850]  dump_header+0x2f1/0xf72
[  424.529572]  ? mark_held_locks+0x130/0x130
[  424.533814]  ? pagefault_out_of_memory+0x197/0x197
[  424.538754]  ? __lock_acquire+0x62f/0x4c20
[  424.543016]  ? zap_class+0x640/0x640
[  424.546754]  ? percpu_ref_get_many+0x240/0x240
[  424.551371]  ? print_usage_bug+0xc0/0xc0
[  424.555436]  ? print_usage_bug+0xc0/0xc0
[  424.559502]  ? zap_class+0x640/0x640
[  424.563218]  ? print_usage_bug+0xc0/0xc0
[  424.567290]  ? print_usage_bug+0xc0/0xc0
[  424.571369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.576915]  ? find_held_lock+0x36/0x1c0
[  424.580990]  ? mark_held_locks+0xc7/0x130
[  424.585147]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  424.590252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  424.595357]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  424.599956]  ? trace_hardirqs_on+0xbd/0x310
[  424.604291]  ? kasan_check_read+0x11/0x20
[  424.608439]  ? ___ratelimit+0x3b4/0x672
[  424.612413]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.617538]  ? trace_hardirqs_on+0x310/0x310
[  424.621949]  ? lock_downgrade+0x900/0x900
[  424.626160]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  424.631269]  ? ___ratelimit+0x3b9/0x672
[  424.635251]  ? idr_get_free+0xec0/0xec0
[  424.639224]  ? find_held_lock+0x36/0x1c0
[  424.643296]  oom_kill_process.cold.27+0x10/0x903
[  424.648085]  ? zap_class+0x640/0x640
[  424.651802]  ? check_preemption_disabled+0x48/0x280
[  424.656837]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.661772]  ? kasan_check_read+0x11/0x20
[  424.665967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.671248]  ? oom_evaluate_task+0x540/0x540
[  424.675661]  ? find_held_lock+0x36/0x1c0
[  424.679732]  ? out_of_memory+0x974/0x1430
[  424.683887]  ? lock_downgrade+0x900/0x900
[  424.688036]  ? check_preemption_disabled+0x48/0x280
[  424.693075]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.698006]  ? kasan_check_read+0x11/0x20
[  424.702159]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.707442]  ? rcu_softirq_qs+0x20/0x20
[  424.711422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.716958]  ? oom_evaluate_task+0x302/0x540
[  424.721376]  out_of_memory+0xa84/0x1430
[  424.725366]  ? oom_killer_disable+0x3a0/0x3a0
[  424.729870]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  424.734807]  ? __mutex_add_waiter+0x2a0/0x2a0
[  424.739324]  __alloc_pages_slowpath+0x22d4/0x2d70
[  424.744206]  ? warn_alloc+0x120/0x120
[  424.748037]  ? rcu_softirq_qs+0x20/0x20
[  424.752057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.757626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.763169]  ? should_fail+0x22d/0xd01
[  424.767067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.772175]  ? zap_class+0x640/0x640
[  424.775915]  ? __lock_is_held+0xb5/0x140
[  424.779983]  ? mark_held_locks+0x130/0x130
[  424.784221]  ? lock_release+0xa00/0xa00
[  424.788198]  ? perf_trace_sched_process_exec+0x860/0x860
[  424.793661]  ? __might_sleep+0x95/0x190
[  424.797641]  __alloc_pages_nodemask+0xa80/0xde0
[  424.802324]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  424.807349]  ? __page_cache_alloc+0x191/0x5c0
[  424.811868]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.816801]  ? kasan_check_read+0x11/0x20
[  424.820955]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.826242]  ? zap_class+0x640/0x640
[  424.829964]  ? zap_class+0x640/0x640
[  424.833682]  ? zap_class+0x640/0x640
[  424.837400]  ? __do_page_cache_readahead+0x7ce/0x980
[  424.842510]  ? find_held_lock+0x36/0x1c0
[  424.846577]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  424.852304]  alloc_pages_current+0x173/0x350
[  424.856726]  __page_cache_alloc+0x38c/0x5c0
[  424.861076]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.866008]  ? kasan_check_read+0x11/0x20
[  424.870157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.875437]  ? generic_perform_write+0x6a0/0x6a0
[  424.880195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.885732]  ? check_preemption_disabled+0x48/0x280
[  424.890769]  filemap_fault+0x1594/0x25f0
[  424.894903]  ? __lock_page_or_retry+0xa00/0xa00
[  424.899573]  ? mark_held_locks+0x130/0x130
[  424.903825]  ? rcu_softirq_qs+0x20/0x20
[  424.907795]  ? kasan_check_read+0x11/0x20
[  424.911981]  ? rcu_softirq_qs+0x20/0x20
[  424.915963]  ? filemap_map_pages+0xe04/0x1990
[  424.920465]  ? print_usage_bug+0xc0/0xc0
[  424.924536]  ? unwind_get_return_address+0x61/0xa0
[  424.929468]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  424.934401]  ? print_usage_bug+0xc0/0xc0
[  424.938471]  ? print_usage_bug+0xc0/0xc0
[  424.942539]  ? __lock_acquire+0x62f/0x4c20
[  424.946778]  ? save_stack+0x43/0xd0
[  424.950839]  ? __kasan_slab_free+0x102/0x150
[  424.955249]  ? kasan_slab_free+0xe/0x10
[  424.959223]  ? kmem_cache_free+0x83/0x290
[  424.963375]  ? __sigqueue_free.part.29+0x74/0x90
[  424.968152]  ? lock_acquire+0x1ed/0x520
[  424.972128]  ? ext4_filemap_fault+0x7a/0xad
[  424.976457]  ? lock_release+0xa00/0xa00
[  424.980429]  ? perf_trace_sched_process_exec+0x860/0x860
[  424.985882]  ? print_usage_bug+0xc0/0xc0
[  424.989950]  ? print_usage_bug+0xc0/0xc0
[  424.994023]  ? down_read+0x8d/0x120
[  424.997653]  ? ext4_filemap_fault+0x7a/0xad
[  425.001976]  ? __down_interruptible+0x700/0x700
[  425.006659]  ext4_filemap_fault+0x82/0xad
[  425.010811]  __do_fault+0x100/0x6b0
[  425.014444]  ? pmd_devmap_trans_unstable+0x220/0x220
[  425.019550]  ? mark_held_locks+0x130/0x130
[  425.023791]  ? mark_held_locks+0x130/0x130
[  425.028028]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  425.033576]  ? rcu_pm_notify+0xc0/0xc0
[  425.037477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.043024]  __handle_mm_fault+0x307c/0x5920
[  425.047450]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  425.052292]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.056798]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  425.061388]  ? trace_hardirqs_on+0xbd/0x310
[  425.065713]  ? kasan_check_read+0x11/0x20
[  425.069863]  ? __set_current_blocked+0xdf/0x120
[  425.074541]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.079658]  ? zap_class+0x640/0x640
[  425.083377]  ? zap_class+0x640/0x640
[  425.087100]  ? find_held_lock+0x36/0x1c0
[  425.091175]  ? handle_mm_fault+0x42a/0xc70
[  425.095416]  ? lock_downgrade+0x900/0x900
[  425.099563]  ? check_preemption_disabled+0x48/0x280
[  425.104611]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.109541]  ? kasan_check_read+0x11/0x20
[  425.113691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.118971]  ? rcu_softirq_qs+0x20/0x20
[  425.122947]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.128062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.133709]  ? check_preemption_disabled+0x48/0x280
[  425.138736]  handle_mm_fault+0x54f/0xc70
[  425.142801]  ? __handle_mm_fault+0x5920/0x5920
[  425.147390]  ? find_vma+0x34/0x190
[  425.150938]  __do_page_fault+0x5e8/0xe60
[  425.155003]  ? exit_to_usermode_loop+0x1f4/0x380
[  425.159774]  do_page_fault+0xf2/0x7e0
[  425.163578]  ? vmalloc_sync_all+0x30/0x30
[  425.167730]  ? error_entry+0x70/0xd0
[  425.171447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.176465]  ? trace_hardirqs_on_caller+0xc0/0x310
[  425.181414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.186347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.191195]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.196211]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.201662]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.206683]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.211701]  ? page_fault+0x8/0x30
[  425.215243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.220107]  ? page_fault+0x8/0x30
[  425.223650]  page_fault+0x1e/0x30
[  425.227105] RIP: 0033:0x45db60
[  425.230307] Code: Bad RIP value.
[  425.233768] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  425.239152] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  425.246422] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  425.253687] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  425.260952] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  425.268217] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  425.275511] warn_alloc_show_mem: 1 callbacks suppressed
[  425.275523] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  425.275525] Mem-Info:
[  425.275556] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  425.275556]  active_file:14 inactive_file:14 isolated_file:0
[  425.275556]  unevictable:0 dirty:0 writeback:0 unstable:0
[  425.275556]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  425.275556]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  425.275556]  free:13738 free_pcp:524 free_cma:0
[  425.280892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.280900] Call Trace:
[  425.287925] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  425.290336]  <IRQ>
[  425.323285] Node 0 
[  425.332839]  dump_stack+0x244/0x39d
[  425.335419] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  425.362989]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.365127] lowmem_reserve[]:
[  425.367382]  warn_alloc.cold.117+0xb7/0x1bd
[  425.370973]  0
[  425.396467]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.401629]  2818
[  425.404728]  ? lock_downgrade+0x900/0x900
[  425.409021]  6321
[  425.410877]  ? trace_hardirqs_off+0xb8/0x310
[  425.415696]  6321
[  425.417758]  ? trace_hardirqs_off+0xb8/0x310
[  425.423945]  __alloc_pages_slowpath+0x2660/0x2d70
[  425.428322] Node 0 
[  425.430422]  ? warn_alloc+0x120/0x120
[  425.434907] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  425.439725]  ? warn_alloc+0x120/0x120
[  425.441937] lowmem_reserve[]:
[  425.445737]  ? print_usage_bug+0xc0/0xc0
[  425.472427]  0
[  425.476221]  ? warn_alloc+0x120/0x120
[  425.479301]  0
[  425.483356]  ? print_usage_bug+0xc0/0xc0
[  425.485136]  3503
[  425.488931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.490709]  3503
[  425.494761]  ? should_fail+0x22d/0xd01
[  425.496835] Node 0 
[  425.502365]  ? __lock_acquire+0x62f/0x4c20
[  425.504428] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  425.508283]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.510495] lowmem_reserve[]:
[  425.514722]  ? __lock_acquire+0x62f/0x4c20
[  425.543258]  0
[  425.548354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.551433]  0
[  425.555661]  ? __lock_acquire+0x62f/0x4c20
[  425.557437]  0
[  425.562532]  ? should_fail+0x22d/0xd01
[  425.564312]  0
[  425.568547]  ? mark_held_locks+0x130/0x130
[  425.574212]  ? mark_held_locks+0x130/0x130
[  425.575989] Node 0 
[  425.580223]  ? zap_class+0x640/0x640
[  425.584447] DMA: 
[  425.586677]  ? print_usage_bug+0xc0/0xc0
[  425.590402] 1*4kB 
[  425.592460]  ? find_held_lock+0x36/0x1c0
[  425.596495] (U) 
[  425.598642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.602677] 0*8kB 
[  425.604649]  ? check_preemption_disabled+0x48/0x280
[  425.610158] 0*16kB 
[  425.612319]  ? __lock_is_held+0xb5/0x140
[  425.617310] 1*32kB 
[  425.619543]  __alloc_pages_nodemask+0xa80/0xde0
[  425.623593] (U) 
[  425.625827]  ? zap_class+0x640/0x640
[  425.630470] 2*64kB 
[  425.632447]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  425.636142] (U) 
[  425.638378]  ? find_held_lock+0x36/0x1c0
[  425.643364] 1*128kB 
[  425.645339]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.649374] (U) 
[  425.651696]  ? lock_downgrade+0x900/0x900
[  425.656341] 1*256kB 
[  425.658318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.662441] (U) 
[  425.664761]  cache_grow_begin+0xa5/0x8c0
[  425.670275] 0*512kB 
[  425.672242]  ? do_raw_spin_unlock+0xa7/0x330
[  425.676279] 1*1024kB 
[  425.678601]  fallback_alloc+0x204/0x2e0
[  425.682981] (U) 
[  425.685402]  ____cache_alloc_node+0x1c7/0x1e0
[  425.689350] 1*2048kB 
[  425.691325]  kmem_cache_alloc_node+0xe3/0x730
[  425.695826] (M) 
[  425.698232]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.702881] 3*4096kB 
[  425.704860]  __alloc_skb+0x119/0x770
[  425.709072] (M) 
[  425.711484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.715172] = 15908kB
[  425.717141]  ? netdev_alloc_frag+0x1f0/0x1f0
[  425.722611] Node 0 
[  425.725020]  ? lock_downgrade+0x900/0x900
[  425.729435] DMA32: 5*4kB 
[  425.731763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.735956] (UM) 
[  425.738717]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.744230] 1*8kB 
[  425.746291]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.751711] (U) 
[  425.753855]  ? addrconf_rs_timer+0x690/0x690
[  425.759279] 3*16kB 
[  425.761259]  ndisc_alloc_skb+0x144/0x340
[  425.765632] (UM) 
[  425.767865]  ndisc_send_rs+0x331/0x6e0
[  425.771899] 2*32kB 
[  425.773970]  addrconf_rs_timer+0x314/0x690
[  425.777831] (UM) 
[  425.780069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.784280] 4*64kB 
[  425.786437]  call_timer_fn+0x272/0x920
[  425.790638] (UM) 
[  425.792869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.796737] 5*128kB 
[  425.798798]  ? process_timeout+0x40/0x40
[  425.803004] (UM) 
[  425.805354]  ? __run_timers+0x7da/0xc70
[  425.809403] 4*256kB 
[  425.811473]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.815421] (UM) 
[  425.817738]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.822242] 3*512kB 
[  425.824300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.828773] (M) 
[  425.831097]  ? lockdep_hardirqs_on+0x296/0x5b0
[  425.835307] 3*1024kB 
[  425.837335]  ? trace_hardirqs_on+0xbd/0x310
[  425.841920] (UM) 
[  425.844339]  ? kasan_check_read+0x11/0x20
[  425.844356]  ? __run_timers+0x7da/0xc70
[  425.848656] 3*2048kB 
[  425.850758]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.854892] (UM) 
[  425.858862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.861260] 3*4096kB 
[  425.866371]  __run_timers+0x7e5/0xc70
[  425.868422] (M) 
[  425.872662]  ? timer_fixup_init+0x70/0x70
[  425.875052] = 25100kB
[  425.878847]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.880801] Node 0 
[  425.884969]  ? zap_class+0x640/0x640
[  425.887359] Normal: 
[  425.892370]  ? enqueue_hrtimer+0x1a5/0x560
[  425.894594] 922*4kB 
[  425.898305]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.900609] (UMEH) 
[  425.904842]  ? find_held_lock+0x36/0x1c0
[  425.907141] 452*8kB 
[  425.912343]  ? zap_class+0x640/0x640
[  425.914560] (UME) 
[  425.918617]  ? pvclock_read_flags+0x160/0x160
[  425.920917] 175*16kB 
[  425.924628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.926752] (UMEH) 
[  425.931243]  ? check_preemption_disabled+0x48/0x280
[  425.933637] 86*32kB 
[  425.939172]  ? __lock_is_held+0xb5/0x140
[  425.941403] (UMEH) 
[  425.946444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.948743] 11*64kB 
[  425.952796]  ? check_preemption_disabled+0x48/0x280
[  425.955011] (MH) 
[  425.960539]  run_timer_softirq+0x52/0xb0
[  425.962842] 1*128kB 
[  425.967856]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.969892] (H) 
[  425.973948]  __do_softirq+0x308/0xb7e
[  425.976267] 1*256kB 
[  425.981276]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.983228] (H) 
[  425.987021]  ? lock_downgrade+0x900/0x900
[  425.989323] 0*512kB 
[  425.993811]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.995763] 0*1024kB 
[  425.999907]  ? pvclock_read_flags+0x160/0x160
[  426.002206] 0*2048kB 
[  426.007301]  ? lapic_next_event+0x5a/0x90
[  426.009684] 0*4096kB 
[  426.014173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.016557] = 13944kB
[  426.020702]  ? kvm_clock_read+0x18/0x30
[  426.023098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.028620]  ? kvm_sched_clock_read+0x9/0x20
[  426.031016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.035438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.044251] 2312 total pagecache pages
[  426.048653]  ? check_preemption_disabled+0x48/0x280
[  426.057210] 0 pages in swap cache
[  426.062739]  irq_exit+0x17f/0x1c0
[  426.066597] Swap cache stats: add 0, delete 0, find 0/0
[  426.071599]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.075031] Free swap  = 0kB
[  426.078474]  ? smp_reschedule_interrupt+0x109/0x650
[  426.078491]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.083838] Total swap = 0kB
[  426.088675]  ? interrupt_entry+0xb5/0xc0
[  426.091666] 1965979 pages RAM
[  426.096677]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.102534] 0 pages HighMem/MovableOnly
[  426.105549]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.109586] 342867 pages reserved
[  426.112688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.117679] 0 pages cma reserved
[  426.121645]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.126719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.130080]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.130097]  ? task_prio+0x50/0x50
[  426.135008] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.138283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.143278] syz-fuzzer cpuset=
[  426.149762]  ? check_preemption_disabled+0x48/0x280
[  426.154751] /
[  426.158316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.168534]  mems_allowed=0
[  426.174091]  apic_timer_interrupt+0xf/0x20
[  426.195922]  </IRQ>
[  426.198163] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  426.203093] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  426.222009] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  426.229835] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  426.237299] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  426.244567] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  426.251839] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  426.259112] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  426.266419]  skb_clone+0x1bb/0x500
[  426.269964]  ? skb_split+0x11e0/0x11e0
[  426.273871]  ? check_preemption_disabled+0x48/0x280
[  426.278912]  ? __this_cpu_preempt_check+0x1c/0x20
[  426.283775]  ? __bpf_redirect+0x54b/0xb20
[  426.287935]  bpf_clone_redirect+0xb9/0x490
[  426.292182]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  426.297201]  ? __sched_text_start+0x8/0x8
[  426.301379]  ? find_held_lock+0x36/0x1c0
[  426.305450]  ? lock_acquire+0x1ed/0x520
[  426.309427]  ? bpf_test_run+0x3cb/0x780
[  426.313406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.318944]  ? check_preemption_disabled+0x48/0x280
[  426.323969]  ? kasan_check_read+0x11/0x20
[  426.328140]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.333686]  ? rcu_softirq_qs+0x20/0x20
[  426.337665]  ? preempt_schedule+0x4d/0x60
[  426.341820]  ? ___preempt_schedule+0x16/0x18
[  426.346240]  ? bpf_test_run+0x25d/0x780
[  426.350230]  ? netlink_diag_dump+0x2a0/0x2a0
[  426.354643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.360182]  ? bpf_test_init.isra.10+0x70/0x100
[  426.364859]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  426.369626]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.374484]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.380021]  ? fput+0x130/0x1a0
[  426.383338]  ? __bpf_prog_get+0x9b/0x290
[  426.387418]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.392258]  ? bpf_prog_test_run+0x130/0x1a0
[  426.396673]  ? __x64_sys_bpf+0x3d8/0x520
[  426.400733]  ? bpf_prog_get+0x20/0x20
[  426.404554]  ? do_syscall_64+0x1b9/0x820
[  426.408615]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.413983]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.418912]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.423941]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.428958]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  426.435834]  ? __switch_to_asm+0x40/0x70
[  426.439893]  ? __switch_to_asm+0x34/0x70
[  426.443972]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.448830]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.454214] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  426.454281] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.460879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.460887] Call Trace:
[  426.467462] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.476724]  <IRQ>
[  426.479295] syz-executor3 cpuset=
[  426.489779]  dump_stack+0x244/0x39d
[  426.491907] syz3
[  426.495391]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.498995]  mems_allowed=0
[  426.500969]  warn_alloc.cold.117+0xb7/0x1bd
[  426.513363]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.518210]  ? lock_downgrade+0x900/0x900
[  426.522370]  ? trace_hardirqs_off+0xb8/0x310
[  426.526791]  ? trace_hardirqs_off+0xb8/0x310
[  426.531210]  __alloc_pages_slowpath+0x2660/0x2d70
[  426.536191]  ? warn_alloc+0x120/0x120
[  426.540031]  ? warn_alloc+0x120/0x120
[  426.543889]  ? print_usage_bug+0xc0/0xc0
[  426.547958]  ? warn_alloc+0x120/0x120
[  426.551761]  ? print_usage_bug+0xc0/0xc0
[  426.555820]  ? __lock_acquire+0x62f/0x4c20
[  426.560095]  ? __lock_acquire+0x62f/0x4c20
[  426.564341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.569882]  ? should_fail+0x22d/0xd01
[  426.573773]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.579064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.584171]  ? __lock_acquire+0x62f/0x4c20
[  426.588411]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.593542]  ? __lock_acquire+0x62f/0x4c20
[  426.597822]  ? should_fail+0x22d/0xd01
[  426.601748]  ? rcu_irq_exit+0x1a2/0x390
[  426.605742]  ? mark_held_locks+0x130/0x130
[  426.609984]  ? mark_held_locks+0x130/0x130
[  426.614229]  ? mark_held_locks+0xc7/0x130
[  426.618386]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  426.623406]  ? zap_class+0x640/0x640
[  426.627150]  ? print_usage_bug+0xc0/0xc0
[  426.631216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.636851]  ? check_preemption_disabled+0x48/0x280
[  426.641877]  ? __lock_is_held+0xb5/0x140
[  426.645986]  __alloc_pages_nodemask+0xa80/0xde0
[  426.650654]  ? zap_class+0x640/0x640
[  426.654404]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  426.659437]  ? find_held_lock+0x36/0x1c0
[  426.663510]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.668181]  ? lock_downgrade+0x900/0x900
[  426.672344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.677898]  cache_grow_begin+0xa5/0x8c0
[  426.681956]  ? do_raw_spin_unlock+0xa7/0x330
[  426.686374]  fallback_alloc+0x204/0x2e0
[  426.690358]  ____cache_alloc_node+0x1c7/0x1e0
[  426.694856]  kmem_cache_alloc_node+0xe3/0x730
[  426.699365]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.703613]  __alloc_skb+0x119/0x770
[  426.707334]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.712618]  ? netdev_alloc_frag+0x1f0/0x1f0
[  426.717058]  ? lock_downgrade+0x900/0x900
[  426.721216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.726757]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.732231]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.737682]  ? addrconf_rs_timer+0x690/0x690
[  426.742109]  ndisc_alloc_skb+0x144/0x340
[  426.746175]  ndisc_send_rs+0x331/0x6e0
[  426.750073]  addrconf_rs_timer+0x314/0x690
[  426.754324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.758575]  call_timer_fn+0x272/0x920
[  426.762461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.766705]  ? process_timeout+0x40/0x40
[  426.770793]  ? mark_held_locks+0xc7/0x130
[  426.774960]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.779461]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.783956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.788193]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.792781]  ? trace_hardirqs_on+0xbd/0x310
[  426.797123]  ? kasan_check_read+0x11/0x20
[  426.801275]  ? __run_timers+0x7da/0xc70
[  426.805270]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.810382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.814624]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.818861]  __run_timers+0x7e5/0xc70
[  426.822678]  ? timer_fixup_init+0x70/0x70
[  426.826827]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.831853]  ? zap_class+0x640/0x640
[  426.835573]  ? print_usage_bug+0xc0/0xc0
[  426.839637]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.844835]  ? find_held_lock+0x36/0x1c0
[  426.848903]  ? zap_class+0x640/0x640
[  426.852770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.858351]  ? check_preemption_disabled+0x48/0x280
[  426.863378]  ? __lock_is_held+0xb5/0x140
[  426.867441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.872979]  ? check_preemption_disabled+0x48/0x280
[  426.878010]  run_timer_softirq+0x52/0xb0
[  426.882097]  ? rcu_read_lock_sched_held+0x14f/0x180
[  426.887115]  __do_softirq+0x308/0xb7e
[  426.890921]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  426.895418]  ? lock_downgrade+0x900/0x900
[  426.899570]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  426.904687]  ? pvclock_read_flags+0x160/0x160
[  426.909188]  ? lapic_next_event+0x5a/0x90
[  426.913343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.918886]  ? kvm_clock_read+0x18/0x30
[  426.922860]  ? kvm_sched_clock_read+0x9/0x20
[  426.927286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.932846]  ? check_preemption_disabled+0x48/0x280
[  426.937920]  irq_exit+0x17f/0x1c0
[  426.941392]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.946232]  ? smp_reschedule_interrupt+0x109/0x650
[  426.951269]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.957157]  ? interrupt_entry+0xb5/0xc0
[  426.961220]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.966236]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.971257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.976100]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.981119]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.986151]  ? task_prio+0x50/0x50
[  426.989697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.995234]  ? check_preemption_disabled+0x48/0x280
[  427.000260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.005122]  apic_timer_interrupt+0xf/0x20
[  427.009348]  </IRQ>
[  427.011589] RIP: 0010:console_unlock+0xffa/0x1160
[  427.016435] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  427.035343] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  427.043062] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  427.050333] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  427.057602] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  427.064868] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  427.072149] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  427.079437]  ? netconsole_netdev_event+0x280/0x280
[  427.084375]  ? console_unlock+0xff1/0x1160
[  427.088637]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  427.093313]  ? lock_release+0xa00/0xa00
[  427.097307]  ? interrupt_entry+0xc0/0xc0
[  427.101392]  vprintk_emit+0x33d/0x930
[  427.105215]  ? wake_up_klogd+0x180/0x180
[  427.109283]  ? attach_entity_load_avg+0x810/0x860
[  427.114130]  ? __lock_acquire+0x600/0x4c20
[  427.118368]  ? mark_held_locks+0x130/0x130
[  427.122606]  ? print_usage_bug+0xc0/0xc0
[  427.126680]  ? find_held_lock+0x36/0x1c0
[  427.130751]  ? mark_held_locks+0xc7/0x130
[  427.134924]  vprintk_default+0x28/0x30
[  427.138815]  vprintk_func+0x7e/0x181
[  427.142533]  printk+0xa7/0xcf
[  427.145653]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  427.150430]  show_free_areas.cold.118+0x1e0b/0x215d
[  427.155468]  ? si_meminfo_node+0x260/0x260
[  427.159713]  ? __lock_acquire+0x62f/0x4c20
[  427.163953]  ? __lock_acquire+0x62f/0x4c20
[  427.168189]  ? __lock_is_held+0xb5/0x140
[  427.172280]  ? mark_held_locks+0x130/0x130
[  427.176540]  ? zap_class+0x640/0x640
[  427.180261]  ? put_dec+0x3b/0xf0
[  427.183630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.189176]  ? find_held_lock+0x36/0x1c0
[  427.193252]  ? serial8250_console_write+0x8b3/0xb10
[  427.198290]  ? lock_downgrade+0x900/0x900
[  427.202461]  ? zap_class+0x640/0x640
[  427.206189]  ? zap_class+0x640/0x640
[  427.209909]  ? print_usage_bug+0xc0/0xc0
[  427.213966]  ? do_raw_spin_unlock+0xa7/0x330
[  427.218376]  ? trace_hardirqs_on+0x310/0x310
[  427.222787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.228360]  ? find_held_lock+0x36/0x1c0
[  427.232469]  ? mark_held_locks+0xc7/0x130
[  427.236621]  ? console_unlock+0xfcd/0x1160
[  427.240858]  ? netconsole_netdev_event+0x280/0x280
[  427.245822]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  427.250418]  ? trace_hardirqs_on+0xbd/0x310
[  427.254742]  ? vprintk_emit+0x33d/0x930
[  427.258749]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.263855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.269408]  ? netconsole_netdev_event+0x280/0x280
[  427.274379]  ? console_unlock+0x8d8/0x1160
[  427.278635]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  427.283311]  ? lock_release+0xa00/0xa00
[  427.287295]  ? preempt_count_add+0xbc/0x1b0
[  427.291621]  ? wake_up_klogd+0x11a/0x180
[  427.295680]  ? console_device+0xc0/0xc0
[  427.299666]  ? vprintk_emit+0x268/0x930
[  427.303645]  ? wake_up_klogd+0x180/0x180
[  427.307708]  ? trace_hardirqs_on_caller+0xc0/0x310
[  427.312643]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.317404]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.322856]  ? retint_kernel+0x1b/0x2d
[  427.326787]  ? trace_hardirqs_on+0x310/0x310
[  427.331221]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.336003]  ? trace_initcall_level+0x80/0x31b
[  427.340590]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  427.345382]  ? show_mem+0x1e/0x17b
[  427.348939]  show_mem+0x34/0x17b
[  427.352354]  dump_header+0x2f1/0xf72
[  427.356110]  ? mark_held_locks+0x130/0x130
[  427.360435]  ? pagefault_out_of_memory+0x197/0x197
[  427.365375]  ? __lock_acquire+0x62f/0x4c20
[  427.369606]  ? zap_class+0x640/0x640
[  427.373327]  ? percpu_ref_get_many+0x240/0x240
[  427.377912]  ? print_usage_bug+0xc0/0xc0
[  427.381978]  ? print_usage_bug+0xc0/0xc0
[  427.386056]  ? zap_class+0x640/0x640
[  427.389774]  ? print_usage_bug+0xc0/0xc0
[  427.393837]  ? print_usage_bug+0xc0/0xc0
[  427.397906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.403452]  ? find_held_lock+0x36/0x1c0
[  427.407527]  ? mark_held_locks+0xc7/0x130
[  427.411691]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.416852]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.421958]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  427.426546]  ? trace_hardirqs_on+0xbd/0x310
[  427.430868]  ? kasan_check_read+0x11/0x20
[  427.435020]  ? ___ratelimit+0x3b4/0x672
[  427.439005]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.444116]  ? trace_hardirqs_on+0x310/0x310
[  427.448528]  ? lock_downgrade+0x900/0x900
[  427.452683]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.457789]  ? ___ratelimit+0x3b9/0x672
[  427.461767]  ? idr_get_free+0xec0/0xec0
[  427.465741]  ? find_held_lock+0x36/0x1c0
[  427.469845]  oom_kill_process.cold.27+0x10/0x903
[  427.474635]  ? zap_class+0x640/0x640
[  427.478351]  ? check_preemption_disabled+0x48/0x280
[  427.483377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.488309]  ? kasan_check_read+0x11/0x20
[  427.492464]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.497743]  ? oom_evaluate_task+0x540/0x540
[  427.502155]  ? find_held_lock+0x36/0x1c0
[  427.506228]  ? out_of_memory+0x974/0x1430
[  427.510393]  ? lock_downgrade+0x900/0x900
[  427.514556]  ? check_preemption_disabled+0x48/0x280
[  427.519582]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.524516]  ? kasan_check_read+0x11/0x20
[  427.528669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.533983]  ? rcu_softirq_qs+0x20/0x20
[  427.537967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.543520]  ? oom_evaluate_task+0x302/0x540
[  427.547935]  out_of_memory+0xa84/0x1430
[  427.551918]  ? oom_killer_disable+0x3a0/0x3a0
[  427.556416]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  427.561356]  ? __mutex_add_waiter+0x2a0/0x2a0
[  427.565864]  __alloc_pages_slowpath+0x22d4/0x2d70
[  427.570743]  ? warn_alloc+0x120/0x120
[  427.574545]  ? rcu_softirq_qs+0x20/0x20
[  427.578548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.584087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.589631]  ? should_fail+0x22d/0xd01
[  427.593521]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.598641]  ? zap_class+0x640/0x640
[  427.602410]  ? __lock_is_held+0xb5/0x140
[  427.606481]  ? mark_held_locks+0x130/0x130
[  427.610718]  ? lock_release+0xa00/0xa00
[  427.614696]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.620205]  ? __might_sleep+0x95/0x190
[  427.624186]  __alloc_pages_nodemask+0xa80/0xde0
[  427.628866]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  427.633887]  ? __page_cache_alloc+0x191/0x5c0
[  427.638385]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.643423]  ? kasan_check_read+0x11/0x20
[  427.647574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.652880]  ? zap_class+0x640/0x640
[  427.656600]  ? zap_class+0x640/0x640
[  427.660312]  ? zap_class+0x640/0x640
[  427.664054]  ? __do_page_cache_readahead+0x7ce/0x980
[  427.669167]  ? find_held_lock+0x36/0x1c0
[  427.673236]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  427.678781]  alloc_pages_current+0x173/0x350
[  427.683213]  __page_cache_alloc+0x38c/0x5c0
[  427.687537]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.692470]  ? kasan_check_read+0x11/0x20
[  427.696621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.701901]  ? generic_perform_write+0x6a0/0x6a0
[  427.706663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.712204]  ? check_preemption_disabled+0x48/0x280
[  427.717228]  filemap_fault+0x1594/0x25f0
[  427.721510]  ? __lock_page_or_retry+0xa00/0xa00
[  427.726185]  ? mark_held_locks+0x130/0x130
[  427.730420]  ? rcu_softirq_qs+0x20/0x20
[  427.734396]  ? kasan_check_read+0x11/0x20
[  427.738552]  ? rcu_softirq_qs+0x20/0x20
[  427.742538]  ? filemap_map_pages+0xe04/0x1990
[  427.747040]  ? print_usage_bug+0xc0/0xc0
[  427.751116]  ? unwind_get_return_address+0x61/0xa0
[  427.756055]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  427.761021]  ? print_usage_bug+0xc0/0xc0
[  427.765110]  ? print_usage_bug+0xc0/0xc0
[  427.769192]  ? __lock_acquire+0x62f/0x4c20
[  427.773442]  ? save_stack+0x43/0xd0
[  427.777077]  ? __kasan_slab_free+0x102/0x150
[  427.781498]  ? kasan_slab_free+0xe/0x10
[  427.785470]  ? kmem_cache_free+0x83/0x290
[  427.789620]  ? __sigqueue_free.part.29+0x74/0x90
[  427.794398]  ? lock_acquire+0x1ed/0x520
[  427.798371]  ? ext4_filemap_fault+0x7a/0xad
[  427.802698]  ? lock_release+0xa00/0xa00
[  427.806671]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.812124]  ? print_usage_bug+0xc0/0xc0
[  427.816252]  ? print_usage_bug+0xc0/0xc0
[  427.820335]  ? down_read+0x8d/0x120
[  427.823974]  ? ext4_filemap_fault+0x7a/0xad
[  427.828345]  ? __down_interruptible+0x700/0x700
[  427.833137]  ext4_filemap_fault+0x82/0xad
[  427.837287]  __do_fault+0x100/0x6b0
[  427.840923]  ? pmd_devmap_trans_unstable+0x220/0x220
[  427.846052]  ? mark_held_locks+0x130/0x130
[  427.850290]  ? mark_held_locks+0x130/0x130
[  427.854530]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  427.860089]  ? rcu_pm_notify+0xc0/0xc0
[  427.863983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.869530]  __handle_mm_fault+0x307c/0x5920
[  427.873952]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  427.878798]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.883294]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  427.887884]  ? trace_hardirqs_on+0xbd/0x310
[  427.892225]  ? kasan_check_read+0x11/0x20
[  427.896385]  ? __set_current_blocked+0xdf/0x120
[  427.901075]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.906198]  ? zap_class+0x640/0x640
[  427.909918]  ? zap_class+0x640/0x640
[  427.913651]  ? find_held_lock+0x36/0x1c0
[  427.917722]  ? handle_mm_fault+0x42a/0xc70
[  427.921958]  ? lock_downgrade+0x900/0x900
[  427.926137]  ? check_preemption_disabled+0x48/0x280
[  427.931174]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.936104]  ? kasan_check_read+0x11/0x20
[  427.940258]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.945539]  ? rcu_softirq_qs+0x20/0x20
[  427.949514]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.954618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.960156]  ? check_preemption_disabled+0x48/0x280
[  427.965187]  handle_mm_fault+0x54f/0xc70
[  427.969253]  ? __handle_mm_fault+0x5920/0x5920
[  427.973859]  ? find_vma+0x34/0x190
[  427.977409]  __do_page_fault+0x5e8/0xe60
[  427.981475]  ? exit_to_usermode_loop+0x1f4/0x380
[  427.986241]  do_page_fault+0xf2/0x7e0
[  427.990042]  ? vmalloc_sync_all+0x30/0x30
[  427.994205]  ? error_entry+0x70/0xd0
[  427.997926]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.002941]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.007871]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.012803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.017646]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.022664]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.028120]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.033144]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.038168]  ? page_fault+0x8/0x30
[  428.041710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.046559]  ? page_fault+0x8/0x30
[  428.050106]  page_fault+0x1e/0x30
[  428.053563] RIP: 0033:0x45db60
[  428.056769] Code: Bad RIP value.
[  428.060132] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  428.065493] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  428.072777] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  428.080052] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  428.087406] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  428.094671] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  428.101961] warn_alloc_show_mem: 1 callbacks suppressed
[  428.101973] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  428.101975] Mem-Info:
[  428.102005] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  428.102005]  active_file:14 inactive_file:14 isolated_file:0
[  428.102005]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.102005]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  428.102005]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  428.102005]  free:13738 free_pcp:524 free_cma:0
[  428.107343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.114362] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.116763] Call Trace:
[  428.149799] Node 0 
[  428.159177]  <IRQ>
[  428.186784] 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
[  428.189342]  dump_stack+0x244/0x39d
[  428.191554] lowmem_reserve[]:
[  428.193705]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.219181]  0
[  428.222812]  warn_alloc.cold.117+0xb7/0x1bd
[  428.225901]  2818
[  428.231089]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.232870]  6321
[  428.237188]  ? lock_downgrade+0x900/0x900
[  428.239225]  6321
[  428.244075]  ? trace_hardirqs_off+0xb8/0x310
[  428.250254]  ? trace_hardirqs_off+0xb8/0x310
[  428.252292] Node 0 
[  428.256697]  __alloc_pages_slowpath+0x2660/0x2d70
[  428.261106] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  428.263336]  ? warn_alloc+0x120/0x120
[  428.268138] lowmem_reserve[]:
[  428.294853]  ? warn_alloc+0x120/0x120
[  428.298631]  0
[  428.301748]  ? print_usage_bug+0xc0/0xc0
[  428.305541]  0
[  428.307341]  ? warn_alloc+0x120/0x120
[  428.311380]  3503
[  428.313179]  ? print_usage_bug+0xc0/0xc0
[  428.316954]  3503
[  428.319011]  ? __lock_acquire+0x62f/0x4c20
[  428.325116]  ? __lock_acquire+0x62f/0x4c20
[  428.329331] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  428.333592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.333608]  ? should_fail+0x22d/0xd01
[  428.362737] lowmem_reserve[]:
[  428.368295]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.372156]  0
[  428.375254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.380506]  0
[  428.382308]  ? __lock_acquire+0x62f/0x4c20
[  428.387388]  0
[  428.389184]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.393396]  0
[  428.395193]  ? __lock_acquire+0x62f/0x4c20
[  428.402072]  ? should_fail+0x22d/0xd01
[  428.406284] Node 0 
[  428.410160]  ? rcu_irq_exit+0x1a2/0x390
[  428.410170] DMA: 
[  428.412409]  ? mark_held_locks+0x130/0x130
[  428.416357] 1*4kB 
[  428.418413]  ? mark_held_locks+0x130/0x130
[  428.422620] (U) 
[  428.424764]  ? mark_held_locks+0xc7/0x130
[  428.428990] 0*8kB 
[  428.431014]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  428.435141] 0*16kB 
[  428.437286]  ? zap_class+0x640/0x640
[  428.442279] 1*32kB 
[  428.444507]  ? print_usage_bug+0xc0/0xc0
[  428.448196] (U) 
[  428.450432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.454467] 2*64kB 
[  428.456441]  ? check_preemption_disabled+0x48/0x280
[  428.461959] (U) 
[  428.464248]  ? __lock_is_held+0xb5/0x140
[  428.469234] 1*128kB 
[  428.471205]  __alloc_pages_nodemask+0xa80/0xde0
[  428.475242] (U) 
[  428.477561]  ? zap_class+0x640/0x640
[  428.482206] 1*256kB 
[  428.484179]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  428.487865] (U) 
[  428.490194]  ? find_held_lock+0x36/0x1c0
[  428.495177] 0*512kB 
[  428.497153]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.501189] 1*1024kB 
[  428.503505]  ? lock_downgrade+0x900/0x900
[  428.508147] (U) 
[  428.510553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.514673] 1*2048kB 
[  428.516656]  cache_grow_begin+0xa5/0x8c0
[  428.522178] (M) 
[  428.524584]  ? do_raw_spin_unlock+0xa7/0x330
[  428.528622] 3*4096kB 
[  428.530593]  fallback_alloc+0x204/0x2e0
[  428.534972] (M) 
[  428.537385]  ____cache_alloc_node+0x1c7/0x1e0
[  428.541363] = 15908kB
[  428.543337]  kmem_cache_alloc_node+0xe3/0x730
[  428.547806] Node 0 
[  428.550213]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.554686] DMA32: 
[  428.556919]  __alloc_skb+0x119/0x770
[  428.561124] 5*4kB 
[  428.563357]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.567063] (UM) 
[  428.569212]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.574464] 1*8kB 
[  428.576519]  ? lock_downgrade+0x900/0x900
[  428.580904] (U) 
[  428.583059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.587179] 3*16kB 
[  428.589152]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.594658] (UM) 
[  428.596887]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.602314] 2*32kB 
[  428.604370]  ? addrconf_rs_timer+0x690/0x690
[  428.609794] (UM) 
[  428.612040]  ndisc_alloc_skb+0x144/0x340
[  428.616424] 4*64kB 
[  428.618482]  ndisc_send_rs+0x331/0x6e0
[  428.622516] (UM) 
[  428.624748]  addrconf_rs_timer+0x314/0x690
[  428.628638] 5*128kB 
[  428.630695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.634907] (UM) 
[  428.637248]  call_timer_fn+0x272/0x920
[  428.641449] 4*256kB 
[  428.643507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.647368] (UM) 
[  428.649685]  ? process_timeout+0x40/0x40
[  428.653896] 3*512kB 
[  428.655959]  ? __run_timers+0x7da/0xc70
[  428.659987] (M) 
[  428.662310]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.666266] 3*1024kB 
[  428.668234]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.672720] (UM) 
[  428.675167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.679641] 3*2048kB 
[  428.681699]  ? lockdep_hardirqs_on+0x296/0x5b0
[  428.685910] (UM) 
[  428.688333]  ? trace_hardirqs_on+0xbd/0x310
[  428.692888] 3*4096kB 
[  428.694943]  ? kasan_check_read+0x11/0x20
[  428.699236] (M) 
[  428.701639]  ? __run_timers+0x7da/0xc70
[  428.705763] = 25100kB
[  428.707747]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.711696] Node 0 
[  428.714103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.719181] Normal: 
[  428.721416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.725624] 922*4kB 
[  428.727945]  __run_timers+0x7e5/0xc70
[  428.732158] (UMEH) 
[  428.734497]  ? timer_fixup_init+0x70/0x70
[  428.738268] 452*8kB 
[  428.740497]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.744618] (UME) 
[  428.746944]  ? zap_class+0x640/0x640
[  428.751937] 175*16kB 
[  428.754086]  ? enqueue_hrtimer+0x1a5/0x560
[  428.757776] (UMEH) 
[  428.760192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.764406] 86*32kB 
[  428.766638]  ? find_held_lock+0x36/0x1c0
[  428.771799] (UMEH) 
[  428.774126]  ? zap_class+0x640/0x640
[  428.778177] 11*64kB 
[  428.780409]  ? pvclock_read_flags+0x160/0x160
[  428.784126] (MH) 
[  428.786446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.790915] 1*128kB 
[  428.792976]  ? check_preemption_disabled+0x48/0x280
[  428.798487] (H) 
[  428.800811]  ? __lock_is_held+0xb5/0x140
[  428.805799] 1*256kB 
[  428.807770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.811805] (H) 
[  428.814140]  ? check_preemption_disabled+0x48/0x280
[  428.819653] 0*512kB 
[  428.821628]  run_timer_softirq+0x52/0xb0
[  428.826619] 0*1024kB 
[  428.828940]  ? rcu_read_lock_sched_held+0x14f/0x180
[  428.832977] 0*2048kB 
[  428.835380]  __do_softirq+0x308/0xb7e
[  428.840371] 0*4096kB 
[  428.842777]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  428.846551] = 13944kB
[  428.848960]  ? lock_downgrade+0x900/0x900
[  428.853620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  428.856022]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  428.860154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  428.868983]  ? pvclock_read_flags+0x160/0x160
[  428.874068] 2312 total pagecache pages
[  428.882638]  ? lapic_next_event+0x5a/0x90
[  428.887139] 0 pages in swap cache
[  428.891013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.895143] Swap cache stats: add 0, delete 0, find 0/0
[  428.898587]  ? kvm_clock_read+0x18/0x30
[  428.904096] Free swap  = 0kB
[  428.909455]  ? kvm_sched_clock_read+0x9/0x20
[  428.913418] Total swap = 0kB
[  428.916445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.920825] 1965979 pages RAM
[  428.920833] 0 pages HighMem/MovableOnly
[  428.923905]  ? check_preemption_disabled+0x48/0x280
[  428.929418] 342867 pages reserved
[  428.932792]  irq_exit+0x17f/0x1c0
[  428.936789] 0 pages cma reserved
[  428.941834]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.945340] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  428.948697]  ? smp_reschedule_interrupt+0x109/0x650
[  428.948714]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.952163] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.956905]  ? interrupt_entry+0xb5/0xc0
[  428.963386] syz-fuzzer cpuset=
[  428.968393]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.974253] /
[  428.984473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.988509]  mems_allowed=0
[  428.991694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.011133]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.016151]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.021168]  ? task_prio+0x50/0x50
[  429.024710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.030246]  ? check_preemption_disabled+0x48/0x280
[  429.035274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.040132]  apic_timer_interrupt+0xf/0x20
[  429.044362]  </IRQ>
[  429.046604] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  429.051537] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  429.070437] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  429.078145] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.085414] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  429.092682] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  429.099951] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  429.107216] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  429.114523]  skb_clone+0x1bb/0x500
[  429.118074]  ? skb_split+0x11e0/0x11e0
[  429.121964]  ? check_preemption_disabled+0x48/0x280
[  429.127002]  ? __this_cpu_preempt_check+0x1c/0x20
[  429.132086]  ? __bpf_redirect+0x54b/0xb20
[  429.136273]  bpf_clone_redirect+0xb9/0x490
[  429.140519]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  429.145537]  ? __sched_text_start+0x8/0x8
[  429.149702]  ? find_held_lock+0x36/0x1c0
[  429.153777]  ? lock_acquire+0x1ed/0x520
[  429.157756]  ? bpf_test_run+0x3cb/0x780
[  429.161731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.167270]  ? check_preemption_disabled+0x48/0x280
[  429.172313]  ? kasan_check_read+0x11/0x20
[  429.176479]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.181775]  ? rcu_softirq_qs+0x20/0x20
[  429.185751]  ? preempt_schedule+0x4d/0x60
[  429.189904]  ? ___preempt_schedule+0x16/0x18
[  429.194325]  ? bpf_test_run+0x25d/0x780
[  429.198337]  ? netlink_diag_dump+0x2a0/0x2a0
[  429.202778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.208317]  ? bpf_test_init.isra.10+0x70/0x100
[  429.212993]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  429.217757]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.222600]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.228137]  ? fput+0x130/0x1a0
[  429.231420]  ? __bpf_prog_get+0x9b/0x290
[  429.235680]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.240525]  ? bpf_prog_test_run+0x130/0x1a0
[  429.244936]  ? __x64_sys_bpf+0x3d8/0x520
[  429.249038]  ? bpf_prog_get+0x20/0x20
[  429.252870]  ? do_syscall_64+0x1b9/0x820
[  429.256936]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.262307]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.267261]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.272298]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.277319]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  429.283990]  ? __switch_to_asm+0x40/0x70
[  429.288069]  ? __switch_to_asm+0x34/0x70
[  429.292139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.296990]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.302372] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  429.302440] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.309073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.309081] Call Trace:
[  429.315655] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.324958]  <IRQ>
[  429.327528] syz-executor3 cpuset=
[  429.338007]  dump_stack+0x244/0x39d
[  429.340133] syz3
[  429.343579]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.347183]  mems_allowed=0
[  429.349163]  warn_alloc.cold.117+0xb7/0x1bd
[  429.361561]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.366414]  ? lock_downgrade+0x900/0x900
[  429.370572]  ? trace_hardirqs_off+0xb8/0x310
[  429.374993]  ? trace_hardirqs_off+0xb8/0x310
[  429.379414]  __alloc_pages_slowpath+0x2660/0x2d70
[  429.384287]  ? warn_alloc+0x120/0x120
[  429.388100]  ? warn_alloc+0x120/0x120
[  429.391905]  ? print_usage_bug+0xc0/0xc0
[  429.395966]  ? warn_alloc+0x120/0x120
[  429.399766]  ? print_usage_bug+0xc0/0xc0
[  429.403827]  ? __lock_acquire+0x62f/0x4c20
[  429.408068]  ? __lock_acquire+0x62f/0x4c20
[  429.412308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.417853]  ? should_fail+0x22d/0xd01
[  429.421741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.427037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.432167]  ? __lock_acquire+0x62f/0x4c20
[  429.436404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.441508]  ? __lock_acquire+0x62f/0x4c20
[  429.445742]  ? should_fail+0x22d/0xd01
[  429.449631]  ? rcu_irq_exit+0x1a2/0x390
[  429.453616]  ? mark_held_locks+0x130/0x130
[  429.457855]  ? mark_held_locks+0x130/0x130
[  429.462099]  ? mark_held_locks+0xc7/0x130
[  429.466254]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  429.471273]  ? zap_class+0x640/0x640
[  429.474988]  ? print_usage_bug+0xc0/0xc0
[  429.479061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.484604]  ? check_preemption_disabled+0x48/0x280
[  429.489633]  ? __lock_is_held+0xb5/0x140
[  429.493700]  __alloc_pages_nodemask+0xa80/0xde0
[  429.498374]  ? zap_class+0x640/0x640
[  429.502095]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  429.507125]  ? find_held_lock+0x36/0x1c0
[  429.511205]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.515876]  ? lock_downgrade+0x900/0x900
[  429.520030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.525584]  cache_grow_begin+0xa5/0x8c0
[  429.529649]  ? do_raw_spin_unlock+0xa7/0x330
[  429.534075]  fallback_alloc+0x204/0x2e0
[  429.538077]  ____cache_alloc_node+0x1c7/0x1e0
[  429.542579]  kmem_cache_alloc_node+0xe3/0x730
[  429.547087]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.551339]  __alloc_skb+0x119/0x770
[  429.555109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.560394]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.564803]  ? lock_downgrade+0x900/0x900
[  429.568959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.574498]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.579964]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.585454]  ? addrconf_rs_timer+0x690/0x690
[  429.589890]  ndisc_alloc_skb+0x144/0x340
[  429.593987]  ndisc_send_rs+0x331/0x6e0
[  429.597926]  addrconf_rs_timer+0x314/0x690
[  429.602184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.606436]  call_timer_fn+0x272/0x920
[  429.610330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.614570]  ? process_timeout+0x40/0x40
[  429.618645]  ? mark_held_locks+0xc7/0x130
[  429.622797]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.627295]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.631846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.636087]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.640675]  ? trace_hardirqs_on+0xbd/0x310
[  429.644995]  ? kasan_check_read+0x11/0x20
[  429.649145]  ? __run_timers+0x7da/0xc70
[  429.653125]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.658232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.662473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.666725]  __run_timers+0x7e5/0xc70
[  429.670542]  ? timer_fixup_init+0x70/0x70
[  429.674693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.679713]  ? zap_class+0x640/0x640
[  429.683431]  ? print_usage_bug+0xc0/0xc0
[  429.687494]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.692692]  ? find_held_lock+0x36/0x1c0
[  429.696776]  ? zap_class+0x640/0x640
[  429.700496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.706054]  ? check_preemption_disabled+0x48/0x280
[  429.711087]  ? __lock_is_held+0xb5/0x140
[  429.715148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.720888]  ? check_preemption_disabled+0x48/0x280
[  429.725913]  run_timer_softirq+0x52/0xb0
[  429.729976]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.735008]  __do_softirq+0x308/0xb7e
[  429.738814]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.743308]  ? lock_downgrade+0x900/0x900
[  429.747467]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.752584]  ? pvclock_read_flags+0x160/0x160
[  429.757097]  ? lapic_next_event+0x5a/0x90
[  429.761250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.766799]  ? kvm_clock_read+0x18/0x30
[  429.770774]  ? kvm_sched_clock_read+0x9/0x20
[  429.775188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.780727]  ? check_preemption_disabled+0x48/0x280
[  429.785756]  irq_exit+0x17f/0x1c0
[  429.789220]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.794068]  ? smp_reschedule_interrupt+0x109/0x650
[  429.799100]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.805016]  ? interrupt_entry+0xb5/0xc0
[  429.809120]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.814184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.819218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.824070]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.829089]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.834208]  ? task_prio+0x50/0x50
[  429.837754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.843293]  ? check_preemption_disabled+0x48/0x280
[  429.848326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.853185]  apic_timer_interrupt+0xf/0x20
[  429.857430]  </IRQ>
[  429.859672] RIP: 0010:console_unlock+0xffa/0x1160
[  429.864516] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  429.883414] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  429.891125] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  429.898395] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  429.905663] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  429.912931] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  429.920198] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  429.927474]  ? netconsole_netdev_event+0x280/0x280
[  429.932416]  ? console_unlock+0xff1/0x1160
[  429.936673]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  429.941352]  ? lock_release+0xa00/0xa00
[  429.945334]  ? interrupt_entry+0xc0/0xc0
[  429.949413]  vprintk_emit+0x33d/0x930
[  429.953230]  ? wake_up_klogd+0x180/0x180
[  429.957316]  ? attach_entity_load_avg+0x810/0x860
[  429.962172]  ? __lock_acquire+0x600/0x4c20
[  429.966409]  ? mark_held_locks+0x130/0x130
[  429.970642]  ? print_usage_bug+0xc0/0xc0
[  429.974717]  ? find_held_lock+0x36/0x1c0
[  429.978789]  ? mark_held_locks+0xc7/0x130
[  429.982946]  vprintk_default+0x28/0x30
[  429.986854]  vprintk_func+0x7e/0x181
[  429.990574]  printk+0xa7/0xcf
[  429.993682]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  429.998456]  show_free_areas.cold.118+0x1e0b/0x215d
[  430.003507]  ? si_meminfo_node+0x260/0x260
[  430.007760]  ? __lock_acquire+0x62f/0x4c20
[  430.012000]  ? __lock_acquire+0x62f/0x4c20
[  430.016239]  ? __lock_is_held+0xb5/0x140
[  430.020323]  ? mark_held_locks+0x130/0x130
[  430.024567]  ? zap_class+0x640/0x640
[  430.028292]  ? put_dec+0x3b/0xf0
[  430.031820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.037374]  ? find_held_lock+0x36/0x1c0
[  430.041446]  ? serial8250_console_write+0x8b3/0xb10
[  430.046465]  ? lock_downgrade+0x900/0x900
[  430.050615]  ? zap_class+0x640/0x640
[  430.054335]  ? zap_class+0x640/0x640
[  430.058058]  ? print_usage_bug+0xc0/0xc0
[  430.062122]  ? do_raw_spin_unlock+0xa7/0x330
[  430.066531]  ? trace_hardirqs_on+0x310/0x310
[  430.070938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.076485]  ? find_held_lock+0x36/0x1c0
[  430.080555]  ? mark_held_locks+0xc7/0x130
[  430.084705]  ? console_unlock+0xfcd/0x1160
[  430.088940]  ? netconsole_netdev_event+0x280/0x280
[  430.093872]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.098459]  ? trace_hardirqs_on+0xbd/0x310
[  430.102781]  ? vprintk_emit+0x33d/0x930
[  430.106758]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.111864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.117408]  ? netconsole_netdev_event+0x280/0x280
[  430.122366]  ? console_unlock+0x8d8/0x1160
[  430.126615]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  430.131289]  ? lock_release+0xa00/0xa00
[  430.135297]  ? preempt_count_add+0xbc/0x1b0
[  430.139627]  ? wake_up_klogd+0x11a/0x180
[  430.143688]  ? console_device+0xc0/0xc0
[  430.147674]  ? vprintk_emit+0x268/0x930
[  430.151652]  ? wake_up_klogd+0x180/0x180
[  430.155712]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.160646]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.165405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.171030]  ? retint_kernel+0x1b/0x2d
[  430.174929]  ? trace_hardirqs_on+0x310/0x310
[  430.179383]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.184167]  ? trace_initcall_level+0x80/0x31b
[  430.188748]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  430.193510]  ? show_mem+0x1e/0x17b
[  430.197062]  show_mem+0x34/0x17b
[  430.200442]  dump_header+0x2f1/0xf72
[  430.204162]  ? mark_held_locks+0x130/0x130
[  430.208396]  ? pagefault_out_of_memory+0x197/0x197
[  430.213337]  ? __lock_acquire+0x62f/0x4c20
[  430.217575]  ? zap_class+0x640/0x640
[  430.221309]  ? percpu_ref_get_many+0x240/0x240
[  430.225901]  ? print_usage_bug+0xc0/0xc0
[  430.229968]  ? print_usage_bug+0xc0/0xc0
[  430.234038]  ? zap_class+0x640/0x640
[  430.237769]  ? print_usage_bug+0xc0/0xc0
[  430.241829]  ? print_usage_bug+0xc0/0xc0
[  430.245898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.251440]  ? find_held_lock+0x36/0x1c0
[  430.255510]  ? mark_held_locks+0xc7/0x130
[  430.259662]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.264767]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.269871]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.274486]  ? trace_hardirqs_on+0xbd/0x310
[  430.278812]  ? kasan_check_read+0x11/0x20
[  430.282962]  ? ___ratelimit+0x3b4/0x672
[  430.286936]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.292039]  ? trace_hardirqs_on+0x310/0x310
[  430.296458]  ? lock_downgrade+0x900/0x900
[  430.300616]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  430.305725]  ? ___ratelimit+0x3b9/0x672
[  430.309701]  ? idr_get_free+0xec0/0xec0
[  430.313680]  ? find_held_lock+0x36/0x1c0
[  430.317754]  oom_kill_process.cold.27+0x10/0x903
[  430.322527]  ? zap_class+0x640/0x640
[  430.326244]  ? check_preemption_disabled+0x48/0x280
[  430.331268]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.336199]  ? kasan_check_read+0x11/0x20
[  430.340358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.345641]  ? oom_evaluate_task+0x540/0x540
[  430.350064]  ? find_held_lock+0x36/0x1c0
[  430.354136]  ? out_of_memory+0x974/0x1430
[  430.358290]  ? lock_downgrade+0x900/0x900
[  430.362444]  ? check_preemption_disabled+0x48/0x280
[  430.367466]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.372399]  ? kasan_check_read+0x11/0x20
[  430.376552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.381851]  ? rcu_softirq_qs+0x20/0x20
[  430.385834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.391371]  ? oom_evaluate_task+0x302/0x540
[  430.395784]  out_of_memory+0xa84/0x1430
[  430.399771]  ? oom_killer_disable+0x3a0/0x3a0
[  430.404274]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  430.409208]  ? __mutex_add_waiter+0x2a0/0x2a0
[  430.413717]  __alloc_pages_slowpath+0x22d4/0x2d70
[  430.418596]  ? warn_alloc+0x120/0x120
[  430.422401]  ? rcu_softirq_qs+0x20/0x20
[  430.426406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.431936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.437468]  ? should_fail+0x22d/0xd01
[  430.441363]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.446469]  ? zap_class+0x640/0x640
[  430.450211]  ? __lock_is_held+0xb5/0x140
[  430.454285]  ? mark_held_locks+0x130/0x130
[  430.458527]  ? lock_release+0xa00/0xa00
[  430.462536]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.468008]  ? __might_sleep+0x95/0x190
[  430.471987]  __alloc_pages_nodemask+0xa80/0xde0
[  430.476665]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  430.481681]  ? __page_cache_alloc+0x191/0x5c0
[  430.486177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.491112]  ? kasan_check_read+0x11/0x20
[  430.495264]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.500545]  ? zap_class+0x640/0x640
[  430.504269]  ? zap_class+0x640/0x640
[  430.507983]  ? zap_class+0x640/0x640
[  430.511699]  ? __do_page_cache_readahead+0x7ce/0x980
[  430.516809]  ? find_held_lock+0x36/0x1c0
[  430.520897]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  430.526446]  alloc_pages_current+0x173/0x350
[  430.530863]  __page_cache_alloc+0x38c/0x5c0
[  430.535191]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.540123]  ? kasan_check_read+0x11/0x20
[  430.544272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.549554]  ? generic_perform_write+0x6a0/0x6a0
[  430.554311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.559857]  ? check_preemption_disabled+0x48/0x280
[  430.564881]  filemap_fault+0x1594/0x25f0
[  430.568957]  ? __lock_page_or_retry+0xa00/0xa00
[  430.573629]  ? mark_held_locks+0x130/0x130
[  430.577866]  ? rcu_softirq_qs+0x20/0x20
[  430.581843]  ? kasan_check_read+0x11/0x20
[  430.585998]  ? rcu_softirq_qs+0x20/0x20
[  430.589981]  ? filemap_map_pages+0xe04/0x1990
[  430.594485]  ? print_usage_bug+0xc0/0xc0
[  430.598553]  ? unwind_get_return_address+0x61/0xa0
[  430.603487]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  430.608425]  ? print_usage_bug+0xc0/0xc0
[  430.612511]  ? print_usage_bug+0xc0/0xc0
[  430.616579]  ? __lock_acquire+0x62f/0x4c20
[  430.620818]  ? save_stack+0x43/0xd0
[  430.624445]  ? __kasan_slab_free+0x102/0x150
[  430.628852]  ? kasan_slab_free+0xe/0x10
[  430.632829]  ? kmem_cache_free+0x83/0x290
[  430.636981]  ? __sigqueue_free.part.29+0x74/0x90
[  430.641754]  ? lock_acquire+0x1ed/0x520
[  430.645747]  ? ext4_filemap_fault+0x7a/0xad
[  430.650084]  ? lock_release+0xa00/0xa00
[  430.654068]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.659525]  ? print_usage_bug+0xc0/0xc0
[  430.663589]  ? print_usage_bug+0xc0/0xc0
[  430.667670]  ? down_read+0x8d/0x120
[  430.671300]  ? ext4_filemap_fault+0x7a/0xad
[  430.675626]  ? __down_interruptible+0x700/0x700
[  430.680305]  ext4_filemap_fault+0x82/0xad
[  430.684470]  __do_fault+0x100/0x6b0
[  430.688107]  ? pmd_devmap_trans_unstable+0x220/0x220
[  430.693215]  ? mark_held_locks+0x130/0x130
[  430.697452]  ? mark_held_locks+0x130/0x130
[  430.701692]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  430.707231]  ? rcu_pm_notify+0xc0/0xc0
[  430.711127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.716676]  __handle_mm_fault+0x307c/0x5920
[  430.721096]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  430.725939]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.730438]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.735024]  ? trace_hardirqs_on+0xbd/0x310
[  430.739357]  ? kasan_check_read+0x11/0x20
[  430.743504]  ? __set_current_blocked+0xdf/0x120
[  430.748175]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.753296]  ? zap_class+0x640/0x640
[  430.757015]  ? zap_class+0x640/0x640
[  430.760743]  ? find_held_lock+0x36/0x1c0
[  430.764815]  ? handle_mm_fault+0x42a/0xc70
[  430.769061]  ? lock_downgrade+0x900/0x900
[  430.773210]  ? check_preemption_disabled+0x48/0x280
[  430.778236]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.783168]  ? kasan_check_read+0x11/0x20
[  430.787326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.792607]  ? rcu_softirq_qs+0x20/0x20
[  430.796583]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.801691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.807228]  ? check_preemption_disabled+0x48/0x280
[  430.812253]  handle_mm_fault+0x54f/0xc70
[  430.816326]  ? __handle_mm_fault+0x5920/0x5920
[  430.820913]  ? find_vma+0x34/0x190
[  430.824459]  __do_page_fault+0x5e8/0xe60
[  430.828528]  ? exit_to_usermode_loop+0x1f4/0x380
[  430.833297]  do_page_fault+0xf2/0x7e0
[  430.837104]  ? vmalloc_sync_all+0x30/0x30
[  430.841256]  ? error_entry+0x70/0xd0
[  430.844972]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.850147]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.855085]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.860018]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.864872]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.869889]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.875350]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.880369]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.885391]  ? page_fault+0x8/0x30
[  430.888936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.893787]  ? page_fault+0x8/0x30
[  430.897337]  page_fault+0x1e/0x30
[  430.900795] RIP: 0033:0x45db60
[  430.903996] Code: Bad RIP value.
[  430.907356] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  430.912719] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  430.919987] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  430.927253] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  430.934541] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  430.941809] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  430.949099] warn_alloc_show_mem: 1 callbacks suppressed
[  430.949111] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  430.949113] Mem-Info:
[  430.949143] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  430.949143]  active_file:14 inactive_file:14 isolated_file:0
[  430.949143]  unevictable:0 dirty:0 writeback:0 unstable:0
[  430.949143]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  430.949143]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  430.949143]  free:13738 free_pcp:524 free_cma:0
[  430.954500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.961518] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  430.963916] Call Trace:
[  430.996881] Node 0 
[  431.006225]  <IRQ>
[  431.033817] 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
[  431.036378]  dump_stack+0x244/0x39d
[  431.038585] lowmem_reserve[]:
[  431.040734]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.066228]  0
[  431.069864]  warn_alloc.cold.117+0xb7/0x1bd
[  431.072938]  2818
[  431.078124]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.079900]  6321
[  431.084239]  ? lock_downgrade+0x900/0x900
[  431.086271]  6321
[  431.091119]  ? trace_hardirqs_off+0xb8/0x310
[  431.093154] Node 0 
[  431.097295]  ? trace_hardirqs_off+0xb8/0x310
[  431.099358] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  431.103758]  __alloc_pages_slowpath+0x2660/0x2d70
[  431.105964] lowmem_reserve[]: 0
[  431.110402]  ? warn_alloc+0x120/0x120
[  431.137158]  0
[  431.141999]  ? warn_alloc+0x120/0x120
[  431.145250]  3503
[  431.149042]  ? print_usage_bug+0xc0/0xc0
[  431.150823]  3503
[  431.154624]  ? warn_alloc+0x120/0x120
[  431.156665] Node 0 
[  431.160719]  ? print_usage_bug+0xc0/0xc0
[  431.162783] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  431.166552]  ? __lock_acquire+0x62f/0x4c20
[  431.168763] lowmem_reserve[]:
[  431.172822]  ? __lock_acquire+0x62f/0x4c20
[  431.201352]  0
[  431.205583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.208659]  0
[  431.212884]  ? should_fail+0x22d/0xd01
[  431.214666]  0
[  431.220215]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.221993]  0
[  431.225874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.233438]  ? __lock_acquire+0x62f/0x4c20
[  431.235220] Node 0 
[  431.240315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.244528] DMA: 
[  431.246758]  ? __lock_acquire+0x62f/0x4c20
[  431.251834] 1*4kB 
[  431.253895]  ? should_fail+0x22d/0xd01
[  431.258108] (U) 
[  431.260256]  ? rcu_irq_exit+0x1a2/0x390
[  431.264117] 0*8kB 
[  431.266095]  ? mark_held_locks+0x130/0x130
[  431.270039] 0*16kB 
[  431.272196]  ? mark_held_locks+0x130/0x130
[  431.276404] 1*32kB 
[  431.278636]  ? mark_held_locks+0xc7/0x130
[  431.282843] (U) 
[  431.285079]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  431.289201] 2*64kB 
[  431.291170]  ? zap_class+0x640/0x640
[  431.296162] (U) 
[  431.298393]  ? print_usage_bug+0xc0/0xc0
[  431.302084] 1*128kB 
[  431.304061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.308095] (U) 
[  431.310417]  ? check_preemption_disabled+0x48/0x280
[  431.315928] 1*256kB 
[  431.317905]  ? __lock_is_held+0xb5/0x140
[  431.322893] (U) 
[  431.325218]  __alloc_pages_nodemask+0xa80/0xde0
[  431.329249] 0*512kB 1*1024kB 
[  431.331229]  ? zap_class+0x640/0x640
[  431.335878] (U) 
[  431.338983]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  431.342674] 1*2048kB 
[  431.344650]  ? find_held_lock+0x36/0x1c0
[  431.349633] (M) 
[  431.352044]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.356084] 3*4096kB 
[  431.358061]  ? lock_downgrade+0x900/0x900
[  431.362704] (M) 
[  431.365117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.369236] = 15908kB
[  431.371209]  cache_grow_begin+0xa5/0x8c0
[  431.376716] Node 0 
[  431.379125]  ? do_raw_spin_unlock+0xa7/0x330
[  431.383162] DMA32: 
[  431.385396]  fallback_alloc+0x204/0x2e0
[  431.389776] 5*4kB 
[  431.392031]  ____cache_alloc_node+0x1c7/0x1e0
[  431.395989] (UM) 
[  431.398137]  kmem_cache_alloc_node+0xe3/0x730
[  431.402608] 1*8kB 
[  431.404666]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.409133] (U) 
[  431.411300]  __alloc_skb+0x119/0x770
[  431.415506] 3*16kB 
[  431.417480]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.421165] (UM) 
[  431.423395]  ? netdev_alloc_frag+0x1f0/0x1f0
[  431.428645] 2*32kB 
[  431.430704]  ? lock_downgrade+0x900/0x900
[  431.435088] (UM) 
[  431.437329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.441457] 4*64kB 
[  431.443518]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.449027] (UM) 
[  431.451270]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.456693] 5*128kB 
[  431.458753]  ? addrconf_rs_timer+0x690/0x690
[  431.464182] (UM) 
[  431.466506]  ndisc_alloc_skb+0x144/0x340
[  431.470886] 4*256kB 
[  431.472946]  ndisc_send_rs+0x331/0x6e0
[  431.476981] (UM) 
[  431.479300]  addrconf_rs_timer+0x314/0x690
[  431.483161] 3*512kB 
[  431.485219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.489427] (M) 
[  431.491760]  call_timer_fn+0x272/0x920
[  431.495961] 3*1024kB 
[  431.497936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.501798] (UM) 
[  431.504213]  ? process_timeout+0x40/0x40
[  431.508420] 3*2048kB 
[  431.510484]  ? __run_timers+0x7da/0xc70
[  431.514517] (UM) 
[  431.516924]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.520870] 3*4096kB 
[  431.522926]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.527394] (M) 
[  431.529799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.534271] = 25100kB
[  431.536241]  ? lockdep_hardirqs_on+0x296/0x5b0
[  431.540449] Node 0 
[  431.542855]  ? trace_hardirqs_on+0xbd/0x310
[  431.547410] Normal: 
[  431.549643]  ? kasan_check_read+0x11/0x20
[  431.553954] 922*4kB 
[  431.556273]  ? __run_timers+0x7da/0xc70
[  431.560398] (UMEH) 
[  431.562722]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.566672] 452*8kB 
[  431.568905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.573982] (UME) 
[  431.576304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.580515] 175*16kB 
[  431.582676]  __run_timers+0x7e5/0xc70
[  431.586885] (UMEH) 
[  431.589318]  ? timer_fixup_init+0x70/0x70
[  431.593097] 86*32kB 
[  431.595327]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.599455] (UMEH) 
[  431.601774]  ? zap_class+0x640/0x640
[  431.606768] 11*64kB 
[  431.609000]  ? enqueue_hrtimer+0x1a5/0x560
[  431.612686] (MH) 
[  431.615004]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.619214] 1*128kB 
[  431.621274]  ? find_held_lock+0x36/0x1c0
[  431.626433] (H) 
[  431.628750]  ? zap_class+0x640/0x640
[  431.632787] 1*256kB 
[  431.634760]  ? pvclock_read_flags+0x160/0x160
[  431.638448] (H) 
[  431.640857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.645336] 0*512kB 
[  431.647311]  ? check_preemption_disabled+0x48/0x280
[  431.652826] 0*1024kB 0*2048kB 
[  431.655157]  ? __lock_is_held+0xb5/0x140
[  431.660146] 0*4096kB 
[  431.663418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.667456] = 13944kB
[  431.669859]  ? check_preemption_disabled+0x48/0x280
[  431.675381] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  431.677778]  run_timer_softirq+0x52/0xb0
[  431.682774] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  431.691601]  ? rcu_read_lock_sched_held+0x14f/0x180
[  431.695636] 2312 total pagecache pages
[  431.704202]  __do_softirq+0x308/0xb7e
[  431.709201] 0 pages in swap cache
[  431.713083]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  431.716862] Swap cache stats: add 0, delete 0, find 0/0
[  431.720465]  ? lock_downgrade+0x900/0x900
[  431.724944] Free swap  = 0kB
[  431.730300]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  431.734417] Total swap = 0kB
[  431.734425] 1965979 pages RAM
[  431.737443]  ? pvclock_read_flags+0x160/0x160
[  431.742516] 0 pages HighMem/MovableOnly
[  431.742524] 342867 pages reserved
[  431.745538]  ? lapic_next_event+0x5a/0x90
[  431.748620] 0 pages cma reserved
[  431.753112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.757134] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  431.760523]  ? kvm_clock_read+0x18/0x30
[  431.764739] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.768016]  ? kvm_sched_clock_read+0x9/0x20
[  431.773531] syz-fuzzer cpuset=
[  431.780016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.783962] /
[  431.794201]  ? check_preemption_disabled+0x48/0x280
[  431.798585]  mems_allowed=0
[  431.801774]  irq_exit+0x17f/0x1c0
[  431.820362]  smp_apic_timer_interrupt+0x1cb/0x760
[  431.825205]  ? smp_reschedule_interrupt+0x109/0x650
[  431.830223]  ? smp_call_function_single_interrupt+0x650/0x650
[  431.836567]  ? interrupt_entry+0xb5/0xc0
[  431.840629]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.845644]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.850661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.855511]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.860527]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.865547]  ? task_prio+0x50/0x50
[  431.869091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.874631]  ? check_preemption_disabled+0x48/0x280
[  431.879654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.884734]  apic_timer_interrupt+0xf/0x20
[  431.888966]  </IRQ>
[  431.891207] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  431.896141] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  431.915044] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  431.922780] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  431.930059] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  431.937330] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  431.944599] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  431.951867] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  431.959180]  skb_clone+0x1bb/0x500
[  431.962725]  ? skb_split+0x11e0/0x11e0
[  431.966611]  ? check_preemption_disabled+0x48/0x280
[  431.971664]  ? __this_cpu_preempt_check+0x1c/0x20
[  431.976509]  ? __bpf_redirect+0x54b/0xb20
[  431.980666]  bpf_clone_redirect+0xb9/0x490
[  431.984913]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  431.989935]  ? __sched_text_start+0x8/0x8
[  431.994098]  ? find_held_lock+0x36/0x1c0
[  431.998173]  ? lock_acquire+0x1ed/0x520
[  432.002153]  ? bpf_test_run+0x3cb/0x780
[  432.006129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.011665]  ? check_preemption_disabled+0x48/0x280
[  432.016689]  ? kasan_check_read+0x11/0x20
[  432.020844]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.026126]  ? rcu_softirq_qs+0x20/0x20
[  432.030104]  ? preempt_schedule+0x4d/0x60
[  432.034255]  ? ___preempt_schedule+0x16/0x18
[  432.038676]  ? bpf_test_run+0x25d/0x780
[  432.042683]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.047098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.052637]  ? bpf_test_init.isra.10+0x70/0x100
[  432.057314]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  432.062089]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.066935]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.072475]  ? fput+0x130/0x1a0
[  432.075757]  ? __bpf_prog_get+0x9b/0x290
[  432.079830]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.084677]  ? bpf_prog_test_run+0x130/0x1a0
[  432.089092]  ? __x64_sys_bpf+0x3d8/0x520
[  432.093154]  ? bpf_prog_get+0x20/0x20
[  432.096978]  ? do_syscall_64+0x1b9/0x820
[  432.101045]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.106423]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.111377]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.116398]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.121417]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  432.128088]  ? __switch_to_asm+0x40/0x70
[  432.132358]  ? __switch_to_asm+0x34/0x70
[  432.136430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.141289]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.146676] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  432.146745] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.153342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.153348] Call Trace:
[  432.153355]  <IRQ>
[  432.153371]  dump_stack+0x244/0x39d
[  432.153390]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.160008] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.169313]  warn_alloc.cold.117+0xb7/0x1bd
[  432.171865] syz-executor3 cpuset=
[  432.174009]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.177609] syz3
[  432.182796]  ? lock_downgrade+0x900/0x900
[  432.193256]  mems_allowed=0
[  432.197571]  ? trace_hardirqs_off+0xb8/0x310
[  432.219235]  ? trace_hardirqs_off+0xb8/0x310
[  432.223654]  __alloc_pages_slowpath+0x2660/0x2d70
[  432.228534]  ? warn_alloc+0x120/0x120
[  432.232349]  ? warn_alloc+0x120/0x120
[  432.236154]  ? print_usage_bug+0xc0/0xc0
[  432.240215]  ? warn_alloc+0x120/0x120
[  432.244021]  ? print_usage_bug+0xc0/0xc0
[  432.248096]  ? __lock_acquire+0x62f/0x4c20
[  432.252338]  ? __lock_acquire+0x62f/0x4c20
[  432.256579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.262115]  ? should_fail+0x22d/0xd01
[  432.266025]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.271345]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.276469]  ? __lock_acquire+0x62f/0x4c20
[  432.280709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.285812]  ? __lock_acquire+0x62f/0x4c20
[  432.290043]  ? should_fail+0x22d/0xd01
[  432.293946]  ? rcu_irq_exit+0x1a2/0x390
[  432.297934]  ? mark_held_locks+0x130/0x130
[  432.302195]  ? mark_held_locks+0x130/0x130
[  432.306437]  ? mark_held_locks+0xc7/0x130
[  432.310589]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.315607]  ? zap_class+0x640/0x640
[  432.319327]  ? print_usage_bug+0xc0/0xc0
[  432.323395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.328931]  ? check_preemption_disabled+0x48/0x280
[  432.333966]  ? __lock_is_held+0xb5/0x140
[  432.338038]  __alloc_pages_nodemask+0xa80/0xde0
[  432.342716]  ? zap_class+0x640/0x640
[  432.346439]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  432.351471]  ? find_held_lock+0x36/0x1c0
[  432.355544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.360220]  ? lock_downgrade+0x900/0x900
[  432.364375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.369921]  cache_grow_begin+0xa5/0x8c0
[  432.373980]  ? do_raw_spin_unlock+0xa7/0x330
[  432.378404]  fallback_alloc+0x204/0x2e0
[  432.382385]  ____cache_alloc_node+0x1c7/0x1e0
[  432.386888]  kmem_cache_alloc_node+0xe3/0x730
[  432.391388]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.395642]  __alloc_skb+0x119/0x770
[  432.399368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.404652]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.409081]  ? lock_downgrade+0x900/0x900
[  432.413238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.418779]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.424235]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.429686]  ? addrconf_rs_timer+0x690/0x690
[  432.434112]  ndisc_alloc_skb+0x144/0x340
[  432.438184]  ndisc_send_rs+0x331/0x6e0
[  432.442085]  addrconf_rs_timer+0x314/0x690
[  432.446332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.450587]  call_timer_fn+0x272/0x920
[  432.454478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.458716]  ? process_timeout+0x40/0x40
[  432.462788]  ? mark_held_locks+0xc7/0x130
[  432.466941]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.471447]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.475944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.480182]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.484768]  ? trace_hardirqs_on+0xbd/0x310
[  432.489091]  ? kasan_check_read+0x11/0x20
[  432.493246]  ? __run_timers+0x7da/0xc70
[  432.497223]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.502337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.506581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.510834]  __run_timers+0x7e5/0xc70
[  432.514654]  ? timer_fixup_init+0x70/0x70
[  432.518810]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.523827]  ? zap_class+0x640/0x640
[  432.527550]  ? print_usage_bug+0xc0/0xc0
[  432.531800]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.537027]  ? find_held_lock+0x36/0x1c0
[  432.541102]  ? zap_class+0x640/0x640
[  432.544821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.550360]  ? check_preemption_disabled+0x48/0x280
[  432.555388]  ? __lock_is_held+0xb5/0x140
[  432.559454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.564994]  ? check_preemption_disabled+0x48/0x280
[  432.570018]  run_timer_softirq+0x52/0xb0
[  432.574090]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.579107]  __do_softirq+0x308/0xb7e
[  432.582912]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.587410]  ? lock_downgrade+0x900/0x900
[  432.591564]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.596675]  ? pvclock_read_flags+0x160/0x160
[  432.601180]  ? lapic_next_event+0x5a/0x90
[  432.605339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.610884]  ? kvm_clock_read+0x18/0x30
[  432.614860]  ? kvm_sched_clock_read+0x9/0x20
[  432.619269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.624807]  ? check_preemption_disabled+0x48/0x280
[  432.629839]  irq_exit+0x17f/0x1c0
[  432.633299]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.638149]  ? smp_reschedule_interrupt+0x109/0x650
[  432.643169]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.649064]  ? interrupt_entry+0xb5/0xc0
[  432.653128]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.658143]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.663163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.668026]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.673059]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.678084]  ? task_prio+0x50/0x50
[  432.681629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.687174]  ? check_preemption_disabled+0x48/0x280
[  432.692199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.697067]  apic_timer_interrupt+0xf/0x20
[  432.701300]  </IRQ>
[  432.703547] RIP: 0010:console_unlock+0xffa/0x1160
[  432.708395] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  432.727293] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  432.735036] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  432.742311] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  432.749588] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  432.756856] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  432.764165] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  432.771448]  ? netconsole_netdev_event+0x280/0x280
[  432.776406]  ? console_unlock+0xff1/0x1160
[  432.780698]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  432.785388]  ? lock_release+0xa00/0xa00
[  432.789368]  ? interrupt_entry+0xc0/0xc0
[  432.793446]  vprintk_emit+0x33d/0x930
[  432.797255]  ? wake_up_klogd+0x180/0x180
[  432.801316]  ? attach_entity_load_avg+0x810/0x860
[  432.806165]  ? __lock_acquire+0x600/0x4c20
[  432.810403]  ? mark_held_locks+0x130/0x130
[  432.814636]  ? print_usage_bug+0xc0/0xc0
[  432.818708]  ? find_held_lock+0x36/0x1c0
[  432.822780]  ? mark_held_locks+0xc7/0x130
[  432.826951]  vprintk_default+0x28/0x30
[  432.830867]  vprintk_func+0x7e/0x181
[  432.834599]  printk+0xa7/0xcf
[  432.837708]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  432.842483]  show_free_areas.cold.118+0x1e0b/0x215d
[  432.847525]  ? si_meminfo_node+0x260/0x260
[  432.851889]  ? __lock_acquire+0x62f/0x4c20
[  432.856127]  ? __lock_acquire+0x62f/0x4c20
[  432.860367]  ? __lock_is_held+0xb5/0x140
[  432.864463]  ? mark_held_locks+0x130/0x130
[  432.868704]  ? zap_class+0x640/0x640
[  432.872424]  ? put_dec+0x3b/0xf0
[  432.875814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.881400]  ? find_held_lock+0x36/0x1c0
[  432.885494]  ? serial8250_console_write+0x8b3/0xb10
[  432.890511]  ? lock_downgrade+0x900/0x900
[  432.894659]  ? zap_class+0x640/0x640
[  432.898378]  ? zap_class+0x640/0x640
[  432.902114]  ? print_usage_bug+0xc0/0xc0
[  432.906191]  ? do_raw_spin_unlock+0xa7/0x330
[  432.910622]  ? trace_hardirqs_on+0x310/0x310
[  432.915077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.920623]  ? find_held_lock+0x36/0x1c0
[  432.924694]  ? mark_held_locks+0xc7/0x130
[  432.928851]  ? console_unlock+0xfcd/0x1160
[  432.933088]  ? netconsole_netdev_event+0x280/0x280
[  432.938021]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  432.942611]  ? trace_hardirqs_on+0xbd/0x310
[  432.946942]  ? vprintk_emit+0x33d/0x930
[  432.950944]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.956075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.961619]  ? netconsole_netdev_event+0x280/0x280
[  432.966552]  ? console_unlock+0x8d8/0x1160
[  432.970800]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  432.975473]  ? lock_release+0xa00/0xa00
[  432.979450]  ? preempt_count_add+0xbc/0x1b0
[  432.983773]  ? wake_up_klogd+0x11a/0x180
[  432.987835]  ? console_device+0xc0/0xc0
[  432.991822]  ? vprintk_emit+0x268/0x930
[  432.995801]  ? wake_up_klogd+0x180/0x180
[  432.999862]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.004792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.009550]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.015003]  ? retint_kernel+0x1b/0x2d
[  433.018895]  ? trace_hardirqs_on+0x310/0x310
[  433.023313]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.028107]  ? trace_initcall_level+0x80/0x31b
[  433.032694]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  433.037461]  ? show_mem+0x1e/0x17b
[  433.041003]  show_mem+0x34/0x17b
[  433.044380]  dump_header+0x2f1/0xf72
[  433.048104]  ? mark_held_locks+0x130/0x130
[  433.052343]  ? pagefault_out_of_memory+0x197/0x197
[  433.057280]  ? __lock_acquire+0x62f/0x4c20
[  433.061510]  ? zap_class+0x640/0x640
[  433.065229]  ? percpu_ref_get_many+0x240/0x240
[  433.069813]  ? print_usage_bug+0xc0/0xc0
[  433.073877]  ? print_usage_bug+0xc0/0xc0
[  433.077945]  ? zap_class+0x640/0x640
[  433.081662]  ? print_usage_bug+0xc0/0xc0
[  433.085723]  ? print_usage_bug+0xc0/0xc0
[  433.089792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.095341]  ? find_held_lock+0x36/0x1c0
[  433.099415]  ? mark_held_locks+0xc7/0x130
[  433.103570]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.108672]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.113775]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  433.118362]  ? trace_hardirqs_on+0xbd/0x310
[  433.122684]  ? kasan_check_read+0x11/0x20
[  433.126833]  ? ___ratelimit+0x3b4/0x672
[  433.130815]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.136027]  ? trace_hardirqs_on+0x310/0x310
[  433.140472]  ? lock_downgrade+0x900/0x900
[  433.144632]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.149749]  ? ___ratelimit+0x3b9/0x672
[  433.153727]  ? idr_get_free+0xec0/0xec0
[  433.157703]  ? find_held_lock+0x36/0x1c0
[  433.161783]  oom_kill_process.cold.27+0x10/0x903
[  433.166543]  ? zap_class+0x640/0x640
[  433.170256]  ? check_preemption_disabled+0x48/0x280
[  433.175280]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.180212]  ? kasan_check_read+0x11/0x20
[  433.184368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.189663]  ? oom_evaluate_task+0x540/0x540
[  433.194083]  ? find_held_lock+0x36/0x1c0
[  433.198175]  ? out_of_memory+0x974/0x1430
[  433.202353]  ? lock_downgrade+0x900/0x900
[  433.206510]  ? check_preemption_disabled+0x48/0x280
[  433.211532]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.216461]  ? kasan_check_read+0x11/0x20
[  433.220611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.225898]  ? rcu_softirq_qs+0x20/0x20
[  433.229921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.235474]  ? oom_evaluate_task+0x302/0x540
[  433.239888]  out_of_memory+0xa84/0x1430
[  433.243875]  ? oom_killer_disable+0x3a0/0x3a0
[  433.248378]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  433.253315]  ? __mutex_add_waiter+0x2a0/0x2a0
[  433.257857]  __alloc_pages_slowpath+0x22d4/0x2d70
[  433.262742]  ? warn_alloc+0x120/0x120
[  433.266565]  ? rcu_softirq_qs+0x20/0x20
[  433.270567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.276105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.281642]  ? should_fail+0x22d/0xd01
[  433.285581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.290688]  ? zap_class+0x640/0x640
[  433.294443]  ? __lock_is_held+0xb5/0x140
[  433.298517]  ? mark_held_locks+0x130/0x130
[  433.302759]  ? lock_release+0xa00/0xa00
[  433.306734]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.312198]  ? __might_sleep+0x95/0x190
[  433.316184]  __alloc_pages_nodemask+0xa80/0xde0
[  433.320868]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  433.325888]  ? __page_cache_alloc+0x191/0x5c0
[  433.330402]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.335349]  ? kasan_check_read+0x11/0x20
[  433.339506]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.344786]  ? zap_class+0x640/0x640
[  433.348510]  ? zap_class+0x640/0x640
[  433.352223]  ? zap_class+0x640/0x640
[  433.355936]  ? __do_page_cache_readahead+0x7ce/0x980
[  433.361054]  ? find_held_lock+0x36/0x1c0
[  433.365125]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  433.370671]  alloc_pages_current+0x173/0x350
[  433.375093]  __page_cache_alloc+0x38c/0x5c0
[  433.379419]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.385215]  ? kasan_check_read+0x11/0x20
[  433.389371]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.394650]  ? generic_perform_write+0x6a0/0x6a0
[  433.399405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.404943]  ? check_preemption_disabled+0x48/0x280
[  433.409993]  filemap_fault+0x1594/0x25f0
[  433.414080]  ? __lock_page_or_retry+0xa00/0xa00
[  433.418752]  ? mark_held_locks+0x130/0x130
[  433.422992]  ? rcu_softirq_qs+0x20/0x20
[  433.426969]  ? kasan_check_read+0x11/0x20
[  433.431126]  ? rcu_softirq_qs+0x20/0x20
[  433.435117]  ? filemap_map_pages+0xe04/0x1990
[  433.439626]  ? print_usage_bug+0xc0/0xc0
[  433.443696]  ? unwind_get_return_address+0x61/0xa0
[  433.448628]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  433.453562]  ? print_usage_bug+0xc0/0xc0
[  433.457629]  ? print_usage_bug+0xc0/0xc0
[  433.461694]  ? __lock_acquire+0x62f/0x4c20
[  433.465929]  ? save_stack+0x43/0xd0
[  433.469558]  ? __kasan_slab_free+0x102/0x150
[  433.473967]  ? kasan_slab_free+0xe/0x10
[  433.477966]  ? kmem_cache_free+0x83/0x290
[  433.482131]  ? __sigqueue_free.part.29+0x74/0x90
[  433.486907]  ? lock_acquire+0x1ed/0x520
[  433.490887]  ? ext4_filemap_fault+0x7a/0xad
[  433.495221]  ? lock_release+0xa00/0xa00
[  433.499220]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.504672]  ? print_usage_bug+0xc0/0xc0
[  433.508744]  ? print_usage_bug+0xc0/0xc0
[  433.512817]  ? down_read+0x8d/0x120
[  433.516441]  ? ext4_filemap_fault+0x7a/0xad
[  433.520764]  ? __down_interruptible+0x700/0x700
[  433.525444]  ext4_filemap_fault+0x82/0xad
[  433.529594]  __do_fault+0x100/0x6b0
[  433.533229]  ? pmd_devmap_trans_unstable+0x220/0x220
[  433.538345]  ? mark_held_locks+0x130/0x130
[  433.542586]  ? mark_held_locks+0x130/0x130
[  433.546821]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  433.552363]  ? rcu_pm_notify+0xc0/0xc0
[  433.556265]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.561816]  __handle_mm_fault+0x307c/0x5920
[  433.566240]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  433.571087]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.575586]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  433.580189]  ? trace_hardirqs_on+0xbd/0x310
[  433.584529]  ? kasan_check_read+0x11/0x20
[  433.588677]  ? __set_current_blocked+0xdf/0x120
[  433.593353]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.598471]  ? zap_class+0x640/0x640
[  433.602185]  ? zap_class+0x640/0x640
[  433.605907]  ? find_held_lock+0x36/0x1c0
[  433.609979]  ? handle_mm_fault+0x42a/0xc70
[  433.614222]  ? lock_downgrade+0x900/0x900
[  433.618379]  ? check_preemption_disabled+0x48/0x280
[  433.623404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.628343]  ? kasan_check_read+0x11/0x20
[  433.632496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.637776]  ? rcu_softirq_qs+0x20/0x20
[  433.641752]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.646863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.652404]  ? check_preemption_disabled+0x48/0x280
[  433.657430]  handle_mm_fault+0x54f/0xc70
[  433.661500]  ? __handle_mm_fault+0x5920/0x5920
[  433.666089]  ? find_vma+0x34/0x190
[  433.669636]  __do_page_fault+0x5e8/0xe60
[  433.673699]  ? exit_to_usermode_loop+0x1f4/0x380
[  433.678483]  do_page_fault+0xf2/0x7e0
[  433.682288]  ? vmalloc_sync_all+0x30/0x30
[  433.686442]  ? error_entry+0x70/0xd0
[  433.690162]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.695177]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.700126]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.705064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.709927]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.714946]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.720630]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.725649]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.730667]  ? page_fault+0x8/0x30
[  433.734211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.739072]  ? page_fault+0x8/0x30
[  433.742621]  page_fault+0x1e/0x30
[  433.746079] RIP: 0033:0x45db60
[  433.749284] Code: Bad RIP value.
[  433.752914] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  433.758277] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  433.765544] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  433.772811] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  433.780084] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  433.787355] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  433.794645] warn_alloc_show_mem: 1 callbacks suppressed
[  433.794657] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  433.794659] Mem-Info:
[  433.794690] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  433.794690]  active_file:14 inactive_file:14 isolated_file:0
[  433.794690]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.794690]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  433.794690]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  433.794690]  free:13738 free_pcp:524 free_cma:0
[  433.800042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.800072] Call Trace:
[  433.807099] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.809499]  <IRQ>
[  433.842455] Node 0 
[  433.851806]  dump_stack+0x244/0x39d
[  433.854390] 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
[  433.881945]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.884075] lowmem_reserve[]:
[  433.886318]  warn_alloc.cold.117+0xb7/0x1bd
[  433.889914]  0
[  433.915412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.920574]  2818
[  433.923673]  ? lock_downgrade+0x900/0x900
[  433.927970]  6321
[  433.929775]  ? trace_hardirqs_off+0xb8/0x310
[  433.934593]  6321
[  433.936654]  ? trace_hardirqs_off+0xb8/0x310
[  433.942845]  __alloc_pages_slowpath+0x2660/0x2d70
[  433.947219] Node 0 
[  433.949304]  ? warn_alloc+0x120/0x120
[  433.953687] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  433.958499]  ? warn_alloc+0x120/0x120
[  433.960707] lowmem_reserve[]:
[  433.964502]  ? print_usage_bug+0xc0/0xc0
[  433.991193]  0
[  433.994990]  ? warn_alloc+0x120/0x120
[  433.998082]  0
[  434.002142]  ? print_usage_bug+0xc0/0xc0
[  434.003919]  3503
[  434.007710]  ? __lock_acquire+0x62f/0x4c20
[  434.009490]  3503
[  434.013542]  ? __lock_acquire+0x62f/0x4c20
[  434.019813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.021852] Node 0 
[  434.026089]  ? should_fail+0x22d/0xd01
[  434.031814] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  434.033913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.037775] lowmem_reserve[]:
[  434.066320]  ? __lock_acquire+0x62f/0x4c20
[  434.071407]  0
[  434.074507]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.078716]  0
[  434.080516]  ? __lock_acquire+0x62f/0x4c20
[  434.085596]  0
[  434.087391]  ? should_fail+0x22d/0xd01
[  434.091599]  0
[  434.093406]  ? find_held_lock+0x36/0x1c0
[  434.097270] Node 0 
[  434.099077]  ? mark_held_locks+0x130/0x130
[  434.103112] DMA: 
[  434.105343]  ? mark_held_locks+0x130/0x130
[  434.109552] 1*4kB 
[  434.111606]  ? zap_class+0x640/0x640
[  434.115831] (U) 
[  434.117991]  ? zap_class+0x640/0x640
[  434.121681] 0*8kB 
[  434.123654]  ? print_usage_bug+0xc0/0xc0
[  434.127348] 0*16kB 
[  434.129489]  ? do_raw_spin_unlock+0xa7/0x330
[  434.133527] 1*32kB 
[  434.135761]  ? zap_class+0x640/0x640
[  434.140143] (U) 
[  434.142375]  ? print_usage_bug+0xc0/0xc0
[  434.146069] 2*64kB 
[  434.148038]  ? wq_watchdog_touch+0x9c/0xfe
[  434.152083] (U) 
[  434.154313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.158525] 1*128kB 
[  434.160495]  ? check_preemption_disabled+0x48/0x280
[  434.166003] (U) 
[  434.168324]  ? __lock_is_held+0xb5/0x140
[  434.173325] 1*256kB 
[  434.175293]  __alloc_pages_nodemask+0xa80/0xde0
[  434.179327] (U) 
[  434.181642]  ? zap_class+0x640/0x640
[  434.186288] 0*512kB 
[  434.188258]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  434.191948] 1*1024kB 
[  434.194271]  ? find_held_lock+0x36/0x1c0
[  434.199254] (U) 
[  434.201668]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.205715] 1*2048kB 
[  434.207684]  ? lock_downgrade+0x900/0x900
[  434.212334] (M) 
[  434.214759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.218891] 3*4096kB 
[  434.220903]  cache_grow_begin+0xa5/0x8c0
[  434.226411] (M) 
[  434.228837]  ? do_raw_spin_unlock+0xa7/0x330
[  434.232875] = 15908kB
[  434.234850]  fallback_alloc+0x204/0x2e0
[  434.239243] Node 0 
[  434.241647]  ____cache_alloc_node+0x1c7/0x1e0
[  434.245612] DMA32: 
[  434.247848]  kmem_cache_alloc_node+0xe3/0x730
[  434.252325] 5*4kB 
[  434.254552]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.259019] (UM) 
[  434.261167]  __alloc_skb+0x119/0x770
[  434.265373] 1*8kB 
[  434.267438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.271121] (U) 
[  434.273266]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.278518] 3*16kB 
[  434.280488]  ? lock_downgrade+0x900/0x900
[  434.284870] (UM) 
[  434.287110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.291231] 2*32kB 
[  434.293292]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.298800] (UM) 
[  434.301035]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.306466] 4*64kB 
[  434.308526]  ? addrconf_rs_timer+0x690/0x690
[  434.313961] (UM) 
[  434.316204]  ndisc_alloc_skb+0x144/0x340
[  434.320580] 5*128kB 
[  434.322637]  ndisc_send_rs+0x331/0x6e0
[  434.326671] (UM) 
[  434.328995]  addrconf_rs_timer+0x314/0x690
[  434.332858] 4*256kB 
[  434.334918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.339127] (UM) 
[  434.341454]  call_timer_fn+0x272/0x920
[  434.345653] 3*512kB 
[  434.347711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.351573] (M) 
[  434.353894]  ? process_timeout+0x40/0x40
[  434.358107] 3*1024kB 
[  434.360088]  ? __run_timers+0x7da/0xc70
[  434.364123] (UM) 
[  434.366531]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.370478] 3*2048kB 
[  434.372535]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.377006] (UM) 
[  434.379408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.383881] 3*4096kB 
[  434.385979]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.390190] (M) 
[  434.392597]  ? trace_hardirqs_on+0xbd/0x310
[  434.397160] = 25100kB
[  434.399132]  ? kasan_check_read+0x11/0x20
[  434.403425] Node 0 
[  434.405846]  ? __run_timers+0x7da/0xc70
[  434.409981] Normal: 
[  434.412228]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.416176] 922*4kB 
[  434.418498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.423569] (UMEH) 452*8kB 
[  434.425898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.430106] (UME) 
[  434.433238]  __run_timers+0x7e5/0xc70
[  434.437445] 175*16kB 
[  434.439601]  ? timer_fixup_init+0x70/0x70
[  434.443365] (UMEH) 
[  434.445777]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.449921] 86*32kB 
[  434.452185]  ? zap_class+0x640/0x640
[  434.457176] (UMEH) 
[  434.459495]  ? enqueue_hrtimer+0x1a5/0x560
[  434.463183] 11*64kB 
[  434.465423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.469640] (MH) 
[  434.471962]  ? find_held_lock+0x36/0x1c0
[  434.477128] 1*128kB 
[  434.479201]  ? zap_class+0x640/0x640
[  434.483238] (H) 
[  434.485609]  ? pvclock_read_flags+0x160/0x160
[  434.489299] 1*256kB 
[  434.491269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.495737] (H) 
[  434.498068]  ? check_preemption_disabled+0x48/0x280
[  434.503580] 0*512kB 
[  434.505555]  ? __lock_is_held+0xb5/0x140
[  434.510539] 0*1024kB 
[  434.512855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.516894] 0*2048kB 
[  434.519296]  ? check_preemption_disabled+0x48/0x280
[  434.524808] 0*4096kB 
[  434.527216]  run_timer_softirq+0x52/0xb0
[  434.532205] = 13944kB
[  434.534618]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.538664] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.541070]  __do_softirq+0x308/0xb7e
[  434.546079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.554921]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.558715] 2312 total pagecache pages
[  434.567282]  ? lock_downgrade+0x900/0x900
[  434.571760] 0 pages in swap cache
[  434.575631]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.579758] Swap cache stats: add 0, delete 0, find 0/0
[  434.583207]  ? pvclock_read_flags+0x160/0x160
[  434.588279] Free swap  = 0kB
[  434.593656]  ? lapic_next_event+0x5a/0x90
[  434.598128] Total swap = 0kB
[  434.601143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.605265] 1965979 pages RAM
[  434.608283]  ? kvm_clock_read+0x18/0x30
[  434.613792] 0 pages HighMem/MovableOnly
[  434.616892]  ? kvm_sched_clock_read+0x9/0x20
[  434.620840] 342867 pages reserved
[  434.624831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.629214] 0 pages cma reserved
[  434.633176]  ? check_preemption_disabled+0x48/0x280
[  434.638767] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.642060]  irq_exit+0x17f/0x1c0
[  434.642078]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.642093]  ? smp_reschedule_interrupt+0x109/0x650
[  434.647147] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.653577]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.657007] syz-fuzzer cpuset=
[  434.661846]  ? interrupt_entry+0xb5/0xc0
[  434.666838] /
[  434.677079]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.682941]  mems_allowed=0
[  434.686124]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.704798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.709645]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.714662]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.719680]  ? task_prio+0x50/0x50
[  434.723224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.728765]  ? check_preemption_disabled+0x48/0x280
[  434.734275]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.739131]  apic_timer_interrupt+0xf/0x20
[  434.743358]  </IRQ>
[  434.745599] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  434.750529] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  434.769446] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  434.777160] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.784443] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  434.791707] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  434.798974] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  434.806242] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  434.813551]  skb_clone+0x1bb/0x500
[  434.817095]  ? skb_split+0x11e0/0x11e0
[  434.820982]  ? check_preemption_disabled+0x48/0x280
[  434.826018]  ? __this_cpu_preempt_check+0x1c/0x20
[  434.830885]  ? __bpf_redirect+0x54b/0xb20
[  434.835045]  bpf_clone_redirect+0xb9/0x490
[  434.839298]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  434.844320]  ? __sched_text_start+0x8/0x8
[  434.848485]  ? find_held_lock+0x36/0x1c0
[  434.853023]  ? lock_acquire+0x1ed/0x520
[  434.857006]  ? bpf_test_run+0x3cb/0x780
[  434.860984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.866524]  ? check_preemption_disabled+0x48/0x280
[  434.872011]  ? kasan_check_read+0x11/0x20
[  434.876187]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.881467]  ? rcu_softirq_qs+0x20/0x20
[  434.885444]  ? preempt_schedule+0x4d/0x60
[  434.889597]  ? ___preempt_schedule+0x16/0x18
[  434.894017]  ? bpf_test_run+0x25d/0x780
[  434.898042]  ? netlink_diag_dump+0x2a0/0x2a0
[  434.902462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.908001]  ? bpf_test_init.isra.10+0x70/0x100
[  434.912676]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  434.917441]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.922286]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.927847]  ? fput+0x130/0x1a0
[  434.931149]  ? __bpf_prog_get+0x9b/0x290
[  434.935709]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.940549]  ? bpf_prog_test_run+0x130/0x1a0
[  434.944965]  ? __x64_sys_bpf+0x3d8/0x520
[  434.949029]  ? bpf_prog_get+0x20/0x20
[  434.952866]  ? do_syscall_64+0x1b9/0x820
[  434.956931]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.962299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.967234]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.972253]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.977270]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  434.983956]  ? __switch_to_asm+0x40/0x70
[  434.988023]  ? __switch_to_asm+0x34/0x70
[  434.992098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.996953]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.002338] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  435.002407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.009007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.009016] Call Trace:
[  435.015606] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.024837]  <IRQ>
[  435.027413] syz-executor3 cpuset=
[  435.037893]  dump_stack+0x244/0x39d
[  435.040031] syz3
[  435.043487]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.047102]  mems_allowed=0
[  435.049102]  warn_alloc.cold.117+0xb7/0x1bd
[  435.061487]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.066357]  ? lock_downgrade+0x900/0x900
[  435.070519]  ? trace_hardirqs_off+0xb8/0x310
[  435.074936]  ? trace_hardirqs_off+0xb8/0x310
[  435.079357]  __alloc_pages_slowpath+0x2660/0x2d70
[  435.084232]  ? warn_alloc+0x120/0x120
[  435.088038]  ? warn_alloc+0x120/0x120
[  435.091850]  ? print_usage_bug+0xc0/0xc0
[  435.095915]  ? warn_alloc+0x120/0x120
[  435.099716]  ? print_usage_bug+0xc0/0xc0
[  435.103781]  ? __lock_acquire+0x62f/0x4c20
[  435.108035]  ? __lock_acquire+0x62f/0x4c20
[  435.112286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.117822]  ? should_fail+0x22d/0xd01
[  435.121719]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.126828]  ? __lock_acquire+0x62f/0x4c20
[  435.131074]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.136180]  ? __lock_acquire+0x62f/0x4c20
[  435.140411]  ? should_fail+0x22d/0xd01
[  435.144298]  ? find_held_lock+0x36/0x1c0
[  435.148376]  ? mark_held_locks+0x130/0x130
[  435.152615]  ? mark_held_locks+0x130/0x130
[  435.156849]  ? zap_class+0x640/0x640
[  435.160561]  ? zap_class+0x640/0x640
[  435.164281]  ? print_usage_bug+0xc0/0xc0
[  435.168343]  ? do_raw_spin_unlock+0xa7/0x330
[  435.172749]  ? zap_class+0x640/0x640
[  435.176480]  ? print_usage_bug+0xc0/0xc0
[  435.180543]  ? wq_watchdog_touch+0x9c/0xfe
[  435.184781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.190351]  ? check_preemption_disabled+0x48/0x280
[  435.195376]  ? __lock_is_held+0xb5/0x140
[  435.199444]  __alloc_pages_nodemask+0xa80/0xde0
[  435.204115]  ? zap_class+0x640/0x640
[  435.207845]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  435.212879]  ? find_held_lock+0x36/0x1c0
[  435.216968]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.221655]  ? lock_downgrade+0x900/0x900
[  435.225811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.231387]  cache_grow_begin+0xa5/0x8c0
[  435.235454]  ? do_raw_spin_unlock+0xa7/0x330
[  435.239874]  fallback_alloc+0x204/0x2e0
[  435.243865]  ____cache_alloc_node+0x1c7/0x1e0
[  435.248366]  kmem_cache_alloc_node+0xe3/0x730
[  435.252864]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.257111]  __alloc_skb+0x119/0x770
[  435.260864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.266142]  ? netdev_alloc_frag+0x1f0/0x1f0
[  435.270593]  ? lock_downgrade+0x900/0x900
[  435.274749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.280292]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.285753]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.291204]  ? addrconf_rs_timer+0x690/0x690
[  435.295622]  ndisc_alloc_skb+0x144/0x340
[  435.299688]  ndisc_send_rs+0x331/0x6e0
[  435.303579]  addrconf_rs_timer+0x314/0x690
[  435.307819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.312076]  call_timer_fn+0x272/0x920
[  435.315972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.320210]  ? process_timeout+0x40/0x40
[  435.324282]  ? mark_held_locks+0xc7/0x130
[  435.328441]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.332937]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.337433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.341671]  ? lockdep_hardirqs_on+0x296/0x5b0
[  435.346255]  ? trace_hardirqs_on+0xbd/0x310
[  435.350575]  ? kasan_check_read+0x11/0x20
[  435.354723]  ? __run_timers+0x7da/0xc70
[  435.358701]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.363848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.368117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.372369]  __run_timers+0x7e5/0xc70
[  435.376187]  ? timer_fixup_init+0x70/0x70
[  435.380342]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.385363]  ? zap_class+0x640/0x640
[  435.389101]  ? print_usage_bug+0xc0/0xc0
[  435.393166]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.398405]  ? find_held_lock+0x36/0x1c0
[  435.402508]  ? zap_class+0x640/0x640
[  435.406245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.411787]  ? check_preemption_disabled+0x48/0x280
[  435.416816]  ? __lock_is_held+0xb5/0x140
[  435.420878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.426416]  ? check_preemption_disabled+0x48/0x280
[  435.431437]  run_timer_softirq+0x52/0xb0
[  435.435576]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.440593]  __do_softirq+0x308/0xb7e
[  435.444400]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.448896]  ? lock_downgrade+0x900/0x900
[  435.453057]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.458171]  ? pvclock_read_flags+0x160/0x160
[  435.462675]  ? lapic_next_event+0x5a/0x90
[  435.466827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.472374]  ? kvm_clock_read+0x18/0x30
[  435.476350]  ? kvm_sched_clock_read+0x9/0x20
[  435.480762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.486335]  ? check_preemption_disabled+0x48/0x280
[  435.491369]  irq_exit+0x17f/0x1c0
[  435.494839]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.499692]  ? smp_reschedule_interrupt+0x109/0x650
[  435.504710]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.510610]  ? interrupt_entry+0xb5/0xc0
[  435.514673]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.519732]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.524753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.529598]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.534708]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.539724]  ? task_prio+0x50/0x50
[  435.543263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.548796]  ? check_preemption_disabled+0x48/0x280
[  435.553821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.558674]  apic_timer_interrupt+0xf/0x20
[  435.562906]  </IRQ>
[  435.565149] RIP: 0010:console_unlock+0xffa/0x1160
[  435.569993] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  435.588910] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  435.596624] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  435.603889] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  435.611155] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  435.618429] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  435.625698] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  435.632984]  ? netconsole_netdev_event+0x280/0x280
[  435.637931]  ? console_unlock+0xff1/0x1160
[  435.642190]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  435.646871]  ? lock_release+0xa00/0xa00
[  435.650851]  ? interrupt_entry+0xc0/0xc0
[  435.654935]  vprintk_emit+0x33d/0x930
[  435.658742]  ? wake_up_klogd+0x180/0x180
[  435.662805]  ? attach_entity_load_avg+0x810/0x860
[  435.667652]  ? __lock_acquire+0x600/0x4c20
[  435.671892]  ? mark_held_locks+0x130/0x130
[  435.676132]  ? print_usage_bug+0xc0/0xc0
[  435.680202]  ? find_held_lock+0x36/0x1c0
[  435.684281]  ? mark_held_locks+0xc7/0x130
[  435.688456]  vprintk_default+0x28/0x30
[  435.692367]  vprintk_func+0x7e/0x181
[  435.696091]  printk+0xa7/0xcf
[  435.699202]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  435.703989]  show_free_areas.cold.118+0x1e0b/0x215d
[  435.709030]  ? si_meminfo_node+0x260/0x260
[  435.713284]  ? __lock_acquire+0x62f/0x4c20
[  435.717525]  ? __lock_acquire+0x62f/0x4c20
[  435.721934]  ? __lock_is_held+0xb5/0x140
[  435.726033]  ? mark_held_locks+0x130/0x130
[  435.730279]  ? zap_class+0x640/0x640
[  435.734000]  ? put_dec+0x3b/0xf0
[  435.737374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.742929]  ? find_held_lock+0x36/0x1c0
[  435.747004]  ? serial8250_console_write+0x8b3/0xb10
[  435.752027]  ? lock_downgrade+0x900/0x900
[  435.756184]  ? zap_class+0x640/0x640
[  435.759913]  ? zap_class+0x640/0x640
[  435.763629]  ? print_usage_bug+0xc0/0xc0
[  435.767692]  ? do_raw_spin_unlock+0xa7/0x330
[  435.772108]  ? trace_hardirqs_on+0x310/0x310
[  435.776526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.782131]  ? find_held_lock+0x36/0x1c0
[  435.786227]  ? mark_held_locks+0xc7/0x130
[  435.790388]  ? console_unlock+0xfcd/0x1160
[  435.794625]  ? netconsole_netdev_event+0x280/0x280
[  435.799565]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  435.804169]  ? trace_hardirqs_on+0xbd/0x310
[  435.808490]  ? vprintk_emit+0x33d/0x930
[  435.812467]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.817576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.823149]  ? netconsole_netdev_event+0x280/0x280
[  435.828093]  ? console_unlock+0x8d8/0x1160
[  435.832354]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  435.837029]  ? lock_release+0xa00/0xa00
[  435.841034]  ? preempt_count_add+0xbc/0x1b0
[  435.845391]  ? wake_up_klogd+0x11a/0x180
[  435.849468]  ? console_device+0xc0/0xc0
[  435.853455]  ? vprintk_emit+0x268/0x930
[  435.857434]  ? wake_up_klogd+0x180/0x180
[  435.861496]  ? trace_hardirqs_on_caller+0xc0/0x310
[  435.866436]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.871197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.876648]  ? retint_kernel+0x1b/0x2d
[  435.880537]  ? trace_hardirqs_on+0x310/0x310
[  435.884959]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.889739]  ? trace_initcall_level+0x80/0x31b
[  435.894373]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  435.899152]  ? show_mem+0x1e/0x17b
[  435.902697]  show_mem+0x34/0x17b
[  435.906078]  dump_header+0x2f1/0xf72
[  435.909802]  ? mark_held_locks+0x130/0x130
[  435.914040]  ? pagefault_out_of_memory+0x197/0x197
[  435.919004]  ? __lock_acquire+0x62f/0x4c20
[  435.923260]  ? zap_class+0x640/0x640
[  435.926980]  ? percpu_ref_get_many+0x240/0x240
[  435.931711]  ? print_usage_bug+0xc0/0xc0
[  435.935907]  ? print_usage_bug+0xc0/0xc0
[  435.939978]  ? zap_class+0x640/0x640
[  435.943696]  ? print_usage_bug+0xc0/0xc0
[  435.947757]  ? print_usage_bug+0xc0/0xc0
[  435.951827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.957373]  ? find_held_lock+0x36/0x1c0
[  435.961445]  ? mark_held_locks+0xc7/0x130
[  435.965597]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.970702]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.975809]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  435.980394]  ? trace_hardirqs_on+0xbd/0x310
[  435.984722]  ? kasan_check_read+0x11/0x20
[  435.988873]  ? ___ratelimit+0x3b4/0x672
[  435.992850]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.997973]  ? trace_hardirqs_on+0x310/0x310
[  436.002384]  ? lock_downgrade+0x900/0x900
[  436.006545]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.011649]  ? ___ratelimit+0x3b9/0x672
[  436.015628]  ? idr_get_free+0xec0/0xec0
[  436.019600]  ? find_held_lock+0x36/0x1c0
[  436.023673]  oom_kill_process.cold.27+0x10/0x903
[  436.028432]  ? zap_class+0x640/0x640
[  436.032148]  ? check_preemption_disabled+0x48/0x280
[  436.037173]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.042102]  ? kasan_check_read+0x11/0x20
[  436.046254]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.051532]  ? oom_evaluate_task+0x540/0x540
[  436.055946]  ? find_held_lock+0x36/0x1c0
[  436.060019]  ? out_of_memory+0x974/0x1430
[  436.064174]  ? lock_downgrade+0x900/0x900
[  436.068331]  ? check_preemption_disabled+0x48/0x280
[  436.073359]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.078291]  ? kasan_check_read+0x11/0x20
[  436.082446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.087726]  ? rcu_softirq_qs+0x20/0x20
[  436.091708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.097247]  ? oom_evaluate_task+0x302/0x540
[  436.101669]  out_of_memory+0xa84/0x1430
[  436.105656]  ? oom_killer_disable+0x3a0/0x3a0
[  436.110155]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  436.115094]  ? __mutex_add_waiter+0x2a0/0x2a0
[  436.119605]  __alloc_pages_slowpath+0x22d4/0x2d70
[  436.124477]  ? warn_alloc+0x120/0x120
[  436.128278]  ? rcu_softirq_qs+0x20/0x20
[  436.132284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.137826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.143366]  ? should_fail+0x22d/0xd01
[  436.147260]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.152366]  ? zap_class+0x640/0x640
[  436.156110]  ? __lock_is_held+0xb5/0x140
[  436.160210]  ? mark_held_locks+0x130/0x130
[  436.164448]  ? lock_release+0xa00/0xa00
[  436.168428]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.173893]  ? __might_sleep+0x95/0x190
[  436.177873]  __alloc_pages_nodemask+0xa80/0xde0
[  436.182554]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  436.187572]  ? __page_cache_alloc+0x191/0x5c0
[  436.192073]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.197003]  ? kasan_check_read+0x11/0x20
[  436.201156]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.206441]  ? zap_class+0x640/0x640
[  436.210165]  ? zap_class+0x640/0x640
[  436.213883]  ? zap_class+0x640/0x640
[  436.217599]  ? __do_page_cache_readahead+0x7ce/0x980
[  436.222708]  ? find_held_lock+0x36/0x1c0
[  436.226777]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  436.232331]  alloc_pages_current+0x173/0x350
[  436.236751]  __page_cache_alloc+0x38c/0x5c0
[  436.241081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.246010]  ? kasan_check_read+0x11/0x20
[  436.250162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.255442]  ? generic_perform_write+0x6a0/0x6a0
[  436.260205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.265742]  ? check_preemption_disabled+0x48/0x280
[  436.270767]  filemap_fault+0x1594/0x25f0
[  436.274843]  ? __lock_page_or_retry+0xa00/0xa00
[  436.279516]  ? mark_held_locks+0x130/0x130
[  436.283755]  ? rcu_softirq_qs+0x20/0x20
[  436.287733]  ? kasan_check_read+0x11/0x20
[  436.291928]  ? rcu_softirq_qs+0x20/0x20
[  436.295924]  ? filemap_map_pages+0xe04/0x1990
[  436.300429]  ? print_usage_bug+0xc0/0xc0
[  436.304494]  ? unwind_get_return_address+0x61/0xa0
[  436.309425]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  436.314360]  ? print_usage_bug+0xc0/0xc0
[  436.318429]  ? print_usage_bug+0xc0/0xc0
[  436.322498]  ? __lock_acquire+0x62f/0x4c20
[  436.326737]  ? save_stack+0x43/0xd0
[  436.330367]  ? __kasan_slab_free+0x102/0x150
[  436.334779]  ? kasan_slab_free+0xe/0x10
[  436.338755]  ? kmem_cache_free+0x83/0x290
[  436.342903]  ? __sigqueue_free.part.29+0x74/0x90
[  436.347681]  ? lock_acquire+0x1ed/0x520
[  436.351656]  ? ext4_filemap_fault+0x7a/0xad
[  436.355984]  ? lock_release+0xa00/0xa00
[  436.359959]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.365430]  ? print_usage_bug+0xc0/0xc0
[  436.369496]  ? print_usage_bug+0xc0/0xc0
[  436.373571]  ? down_read+0x8d/0x120
[  436.377199]  ? ext4_filemap_fault+0x7a/0xad
[  436.381521]  ? __down_interruptible+0x700/0x700
[  436.386212]  ext4_filemap_fault+0x82/0xad
[  436.390365]  __do_fault+0x100/0x6b0
[  436.393999]  ? pmd_devmap_trans_unstable+0x220/0x220
[  436.399106]  ? mark_held_locks+0x130/0x130
[  436.403345]  ? mark_held_locks+0x130/0x130
[  436.407582]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  436.413148]  ? rcu_pm_notify+0xc0/0xc0
[  436.417043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.422594]  __handle_mm_fault+0x307c/0x5920
[  436.427013]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  436.431864]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.436370]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  436.440969]  ? trace_hardirqs_on+0xbd/0x310
[  436.445309]  ? kasan_check_read+0x11/0x20
[  436.449464]  ? __set_current_blocked+0xdf/0x120
[  436.454135]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.459251]  ? zap_class+0x640/0x640
[  436.462966]  ? zap_class+0x640/0x640
[  436.466701]  ? find_held_lock+0x36/0x1c0
[  436.470772]  ? handle_mm_fault+0x42a/0xc70
[  436.475021]  ? lock_downgrade+0x900/0x900
[  436.479172]  ? check_preemption_disabled+0x48/0x280
[  436.484196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.489132]  ? kasan_check_read+0x11/0x20
[  436.493285]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.498565]  ? rcu_softirq_qs+0x20/0x20
[  436.502542]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.507650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.513191]  ? check_preemption_disabled+0x48/0x280
[  436.518218]  handle_mm_fault+0x54f/0xc70
[  436.522285]  ? __handle_mm_fault+0x5920/0x5920
[  436.526877]  ? find_vma+0x34/0x190
[  436.530424]  __do_page_fault+0x5e8/0xe60
[  436.534490]  ? exit_to_usermode_loop+0x1f4/0x380
[  436.539257]  do_page_fault+0xf2/0x7e0
[  436.543071]  ? vmalloc_sync_all+0x30/0x30
[  436.547227]  ? error_entry+0x70/0xd0
[  436.550971]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.555984]  ? trace_hardirqs_on_caller+0xc0/0x310
[  436.560918]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.565847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.570691]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.575707]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.581164]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.586185]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.591206]  ? page_fault+0x8/0x30
[  436.594749]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.599595]  ? page_fault+0x8/0x30
[  436.603145]  page_fault+0x1e/0x30
[  436.606596] RIP: 0033:0x45db60
[  436.609799] Code: Bad RIP value.
[  436.613160] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  436.618523] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  436.625788] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  436.633063] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  436.640367] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  436.647632] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  436.654939] warn_alloc_show_mem: 1 callbacks suppressed
[  436.654951] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  436.654953] Mem-Info:
[  436.654984] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  436.654984]  active_file:14 inactive_file:14 isolated_file:0
[  436.654984]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.654984]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  436.654984]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  436.654984]  free:13738 free_pcp:524 free_cma:0
[  436.660340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.667380] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  436.669789] Call Trace:
[  436.702741] Node 0 
[  436.712087]  <IRQ>
[  436.739683] 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
[  436.742243]  dump_stack+0x244/0x39d
[  436.744451] lowmem_reserve[]:
[  436.746596]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.772077]  0
[  436.775713]  warn_alloc.cold.117+0xb7/0x1bd
[  436.778784]  2818
[  436.783969]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.785763]  6321
[  436.790085]  ? lock_downgrade+0x900/0x900
[  436.792121]  6321
[  436.796959]  ? trace_hardirqs_off+0xb8/0x310
[  436.803136]  ? trace_hardirqs_off+0xb8/0x310
[  436.805172] Node 0 
[  436.809593]  __alloc_pages_slowpath+0x2660/0x2d70
[  436.813996] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  436.816271]  ? warn_alloc+0x120/0x120
[  436.821069] lowmem_reserve[]:
[  436.848146]  ? warn_alloc+0x120/0x120
[  436.852071]  0
[  436.855182]  ? print_usage_bug+0xc0/0xc0
[  436.858958]  0
[  436.860755]  ? warn_alloc+0x120/0x120
[  436.864790]  3503
[  436.866589]  ? print_usage_bug+0xc0/0xc0
[  436.870366]  3503
[  436.872432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.878521]  ? should_fail+0x22d/0xd01
[  436.884035] Node 0 
[  436.887948]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.887984] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  436.890187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.895355] lowmem_reserve[]:
[  436.923893]  ? __lock_acquire+0x62f/0x4c20
[  436.928970]  0
[  436.932579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.936788]  0
[  436.938588]  ? should_fail+0x22d/0xd01
[  436.943676]  0
[  436.945483]  ? mark_held_locks+0x130/0x130
[  436.949341]  0
[  436.951139]  ? mark_held_locks+0x130/0x130
[  436.955370] Node 0 
[  436.957169]  ? print_usage_bug+0xc0/0xc0
[  436.961382] DMA: 
[  436.963615]  ? find_held_lock+0x36/0x1c0
[  436.967650] 1*4kB 
[  436.969710]  ? zap_class+0x640/0x640
[  436.973746] (U) 
[  436.975897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.979601] 0*8kB 
[  436.981577]  ? check_preemption_disabled+0x48/0x280
[  436.987113] 0*16kB 
[  436.989264]  ? __lock_is_held+0xb5/0x140
[  436.994250] 1*32kB 
[  436.996482]  __alloc_pages_nodemask+0xa80/0xde0
[  437.000514] (U) 
[  437.002750]  ? zap_class+0x640/0x640
[  437.007400] 2*64kB 
[  437.009369]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  437.013065] (U) 
[  437.015302]  ? find_held_lock+0x36/0x1c0
[  437.020286] 1*128kB 
[  437.022264]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.026294] (U) 
[  437.028612]  ? lock_downgrade+0x900/0x900
[  437.033258] 1*256kB 
[  437.035237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.039356] (U) 
[  437.041677]  cache_grow_begin+0xa5/0x8c0
[  437.047185] 0*512kB 
[  437.049153]  ? do_raw_spin_unlock+0xa7/0x330
[  437.053205] 1*1024kB 
[  437.055526]  fallback_alloc+0x204/0x2e0
[  437.059904] (U) 
[  437.062309]  ____cache_alloc_node+0x1c7/0x1e0
[  437.066264] 1*2048kB 
[  437.068234]  kmem_cache_alloc_node+0xe3/0x730
[  437.072699] (M) 
[  437.075106]  ? mark_held_locks+0xc7/0x130
[  437.079575] 3*4096kB 
[  437.081555]  __alloc_skb+0x119/0x770
[  437.085699] (M) 
[  437.088107]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.091797] = 15908kB
[  437.093799]  ? do_raw_spin_trylock+0x270/0x270
[  437.098184] Node 0 
[  437.100589]  ? kmem_cache_alloc_trace+0x353/0x750
[  437.105165] DMA32: 
[  437.107399]  ? queue_work_on+0x12c/0x1e0
[  437.112221] 5*4kB 
[  437.114458]  ? switchdev_port_obj_del+0xdc/0x440
[  437.118493] (UM) 
[  437.120637]  ? switchdev_trans_item_enqueue+0x260/0x260
[  437.125376] 1*8kB 
[  437.127433]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.132770] (U) 
[  437.134919]  __br_mdb_notify+0x4ff/0x15d0
[  437.139908] 3*16kB 
[  437.141882]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.145999] (UM) 
[  437.148239]  ? __br_mdb_add+0x7f0/0x7f0
[  437.153342] 2*32kB 
[  437.155394]  ? mark_held_locks+0x130/0x130
[  437.159343] (UM) 
[  437.161583]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.165787] 4*64kB 
[  437.167860]  ? debug_object_assert_init+0x368/0x4b0
[  437.172961] (UM) 
[  437.175193]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.180186] 5*128kB 
[  437.182242]  ? debug_object_init_on_stack+0x20/0x20
[  437.187320] (UM) 
[  437.189641]  ? zap_class+0x640/0x640
[  437.194633] 4*256kB 
[  437.196709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.200412] (UM) 
[  437.202740]  br_mdb_notify+0x310/0x410
[  437.208246] 3*512kB 
[  437.210307]  ? br_mdb_dump+0x27b0/0x27b0
[  437.214164] (M) 
[  437.216497]  br_multicast_del_pg+0x3df/0x790
[  437.220520] 3*1024kB 
[  437.222493]  ? br_mdb_ip_get+0x940/0x940
[  437.226871] (UM) 
[  437.229275]  ? rwlock_bug.part.2+0x90/0x90
[  437.233315] 3*2048kB 
[  437.235372]  ? __lock_is_held+0xb5/0x140
[  437.239578] (UM) 
[  437.242016]  br_multicast_port_group_expired+0x189/0x1e0
[  437.246064] 3*4096kB 
[  437.248123]  call_timer_fn+0x272/0x920
[  437.253541] (M) 
[  437.255959]  ? br_multicast_del_pg+0x790/0x790
[  437.259820] = 25100kB
[  437.261793]  ? process_timeout+0x40/0x40
[  437.266369] Node 0 
[  437.268808]  ? __run_timers+0x7da/0xc70
[  437.272860] Normal: 
[  437.275105]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.279061] 922*4kB 
[  437.281378]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.285851] (UMEH) 
[  437.288172]  ? br_multicast_del_pg+0x790/0x790
[  437.292658] 452*8kB 
[  437.294894]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.299446] (UME) 
[  437.301767]  ? trace_hardirqs_on+0xbd/0x310
[  437.306329] 175*16kB 
[  437.308477]  ? kasan_check_read+0x11/0x20
[  437.312771] (UMEH) 
[  437.315178]  ? __run_timers+0x7da/0xc70
[  437.319299] 86*32kB 
[  437.321530]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.325481] (UMEH) 
[  437.327803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.332898] 11*64kB 
[  437.335145]  ? br_multicast_del_pg+0x790/0x790
[  437.339367] (MH) 
[  437.341688]  __run_timers+0x7e5/0xc70
[  437.346247] 1*128kB 
[  437.348312]  ? timer_fixup_init+0x70/0x70
[  437.352076] (H) 
[  437.354394]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.358533] 1*256kB 
[  437.360502]  ? zap_class+0x640/0x640
[  437.365490] (H) 
[  437.367807]  ? enqueue_hrtimer+0x1a5/0x560
[  437.371500] 0*512kB 
[  437.373468]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.377677] 0*1024kB 
[  437.380000]  ? find_held_lock+0x36/0x1c0
[  437.385178] 0*2048kB 
[  437.387586]  ? zap_class+0x640/0x640
[  437.391619] 0*4096kB 
[  437.394042]  ? pvclock_read_flags+0x160/0x160
[  437.397736] = 13944kB
[  437.400144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.404620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.407022]  ? check_preemption_disabled+0x48/0x280
[  437.412538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.421367]  ? __lock_is_held+0xb5/0x140
[  437.426357] 2312 total pagecache pages
[  437.435150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.439193] 0 pages in swap cache
[  437.443105]  ? check_preemption_disabled+0x48/0x280
[  437.448624] Swap cache stats: add 0, delete 0, find 0/0
[  437.452092]  run_timer_softirq+0x52/0xb0
[  437.457097] Free swap  = 0kB
[  437.462468]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.466517] Total swap = 0kB
[  437.469530]  __do_softirq+0x308/0xb7e
[  437.474520] 1965979 pages RAM
[  437.477533]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.481305] 0 pages HighMem/MovableOnly
[  437.484403]  ? lock_downgrade+0x900/0x900
[  437.488866] 342867 pages reserved
[  437.488874] 0 pages cma reserved
[  437.492862]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.497046] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.500436]  ? pvclock_read_flags+0x160/0x160
[  437.503891] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.508881]  ? lapic_next_event+0x5a/0x90
[  437.515348] syz-fuzzer cpuset=
[  437.519841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.530032] /
[  437.534666]  ? kvm_clock_read+0x18/0x30
[  437.537841]  mems_allowed=0
[  437.543370]  ? kvm_sched_clock_read+0x9/0x20
[  437.556360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.561902]  ? check_preemption_disabled+0x48/0x280
[  437.566931]  irq_exit+0x17f/0x1c0
[  437.570390]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.575237]  ? smp_reschedule_interrupt+0x109/0x650
[  437.580254]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.586170]  ? interrupt_entry+0xb5/0xc0
[  437.590235]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.595252]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.600274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.605118]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.610133]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.615150]  ? task_prio+0x50/0x50
[  437.618724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.624259]  ? check_preemption_disabled+0x48/0x280
[  437.629287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.634594]  apic_timer_interrupt+0xf/0x20
[  437.638831]  </IRQ>
[  437.641079] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  437.646014] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  437.664916] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  437.672629] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  437.679897] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  437.687162] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  437.694448] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  437.701719] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  437.709034]  skb_clone+0x1bb/0x500
[  437.712594]  ? skb_split+0x11e0/0x11e0
[  437.716482]  ? check_preemption_disabled+0x48/0x280
[  437.721712]  ? __this_cpu_preempt_check+0x1c/0x20
[  437.726561]  ? __bpf_redirect+0x54b/0xb20
[  437.730723]  bpf_clone_redirect+0xb9/0x490
[  437.735154]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  437.740182]  ? __sched_text_start+0x8/0x8
[  437.744343]  ? find_held_lock+0x36/0x1c0
[  437.748425]  ? lock_acquire+0x1ed/0x520
[  437.752402]  ? bpf_test_run+0x3cb/0x780
[  437.756381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.761918]  ? check_preemption_disabled+0x48/0x280
[  437.766947]  ? kasan_check_read+0x11/0x20
[  437.771104]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.776387]  ? rcu_softirq_qs+0x20/0x20
[  437.780368]  ? preempt_schedule+0x4d/0x60
[  437.784519]  ? ___preempt_schedule+0x16/0x18
[  437.788938]  ? bpf_test_run+0x25d/0x780
[  437.792926]  ? netlink_diag_dump+0x2a0/0x2a0
[  437.797517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.803081]  ? bpf_test_init.isra.10+0x70/0x100
[  437.807774]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  437.812548]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  437.817391]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.822930]  ? fput+0x130/0x1a0
[  437.826214]  ? __bpf_prog_get+0x9b/0x290
[  437.830280]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  437.835318]  ? bpf_prog_test_run+0x130/0x1a0
[  437.839730]  ? __x64_sys_bpf+0x3d8/0x520
[  437.843790]  ? bpf_prog_get+0x20/0x20
[  437.847629]  ? do_syscall_64+0x1b9/0x820
[  437.851693]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  437.857066]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.862000]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.867045]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  437.872090]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  437.878758]  ? __switch_to_asm+0x40/0x70
[  437.882816]  ? __switch_to_asm+0x34/0x70
[  437.886906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.891760]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.897162] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  437.897314] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.903831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.903839] Call Trace:
[  437.914312] syz-executor3 cpuset=
[  437.923658]  <IRQ>
[  437.926231] syz3
[  437.929680]  dump_stack+0x244/0x39d
[  437.931851]  mems_allowed=0
[  437.933824]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.945550]  warn_alloc.cold.117+0xb7/0x1bd
[  437.949876]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.954739]  ? lock_downgrade+0x900/0x900
[  437.958922]  ? trace_hardirqs_off+0xb8/0x310
[  437.963365]  ? trace_hardirqs_off+0xb8/0x310
[  437.967808]  __alloc_pages_slowpath+0x2660/0x2d70
[  437.972680]  ? warn_alloc+0x120/0x120
[  437.976494]  ? warn_alloc+0x120/0x120
[  437.980303]  ? print_usage_bug+0xc0/0xc0
[  437.984369]  ? warn_alloc+0x120/0x120
[  437.988173]  ? print_usage_bug+0xc0/0xc0
[  437.992237]  ? __lock_acquire+0x62f/0x4c20
[  437.996472]  ? __lock_acquire+0x62f/0x4c20
[  438.000715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.006258]  ? should_fail+0x22d/0xd01
[  438.010150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.015256]  ? __lock_acquire+0x62f/0x4c20
[  438.019495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.024600]  ? __lock_acquire+0x62f/0x4c20
[  438.028831]  ? should_fail+0x22d/0xd01
[  438.032736]  ? mark_held_locks+0x130/0x130
[  438.036980]  ? mark_held_locks+0x130/0x130
[  438.041242]  ? zap_class+0x640/0x640
[  438.044954]  ? print_usage_bug+0xc0/0xc0
[  438.049027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.054579]  ? check_preemption_disabled+0x48/0x280
[  438.059610]  ? __lock_is_held+0xb5/0x140
[  438.063680]  __alloc_pages_nodemask+0xa80/0xde0
[  438.068357]  ? zap_class+0x640/0x640
[  438.072083]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  438.077146]  ? find_held_lock+0x36/0x1c0
[  438.081222]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.085892]  ? lock_downgrade+0x900/0x900
[  438.090063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.095610]  cache_grow_begin+0xa5/0x8c0
[  438.099672]  ? do_raw_spin_unlock+0xa7/0x330
[  438.104095]  fallback_alloc+0x204/0x2e0
[  438.108083]  ____cache_alloc_node+0x1c7/0x1e0
[  438.112585]  kmem_cache_alloc_node+0xe3/0x730
[  438.117104]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.121365]  __alloc_skb+0x119/0x770
[  438.125100]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.130393]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.134821]  ? lock_downgrade+0x900/0x900
[  438.138981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.144522]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.149977]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.155428]  ? addrconf_rs_timer+0x690/0x690
[  438.159854]  ndisc_alloc_skb+0x144/0x340
[  438.163925]  ndisc_send_rs+0x331/0x6e0
[  438.167821]  addrconf_rs_timer+0x314/0x690
[  438.172068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.176319]  call_timer_fn+0x272/0x920
[  438.180212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.184450]  ? process_timeout+0x40/0x40
[  438.188525]  ? mark_held_locks+0xc7/0x130
[  438.192678]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.197179]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.201673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.205908]  ? lockdep_hardirqs_on+0x296/0x5b0
[  438.210494]  ? trace_hardirqs_on+0xbd/0x310
[  438.214829]  ? kasan_check_read+0x11/0x20
[  438.218989]  ? __run_timers+0x7da/0xc70
[  438.222978]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.228116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.232372]  __run_timers+0x7e5/0xc70
[  438.236190]  ? timer_fixup_init+0x70/0x70
[  438.240349]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.245365]  ? zap_class+0x640/0x640
[  438.249087]  ? print_usage_bug+0xc0/0xc0
[  438.253151]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.258352]  ? find_held_lock+0x36/0x1c0
[  438.262422]  ? zap_class+0x640/0x640
[  438.266144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.271698]  ? check_preemption_disabled+0x48/0x280
[  438.276769]  ? __lock_is_held+0xb5/0x140
[  438.280833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.286385]  ? check_preemption_disabled+0x48/0x280
[  438.291409]  run_timer_softirq+0x52/0xb0
[  438.295480]  ? rcu_read_lock_sched_held+0x14f/0x180
[  438.300502]  __do_softirq+0x308/0xb7e
[  438.304309]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.308827]  ? lock_downgrade+0x900/0x900
[  438.313011]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  438.318142]  ? pvclock_read_flags+0x160/0x160
[  438.322656]  ? lapic_next_event+0x5a/0x90
[  438.326807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.332357]  ? kvm_clock_read+0x18/0x30
[  438.336338]  ? kvm_sched_clock_read+0x9/0x20
[  438.340750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.346292]  ? check_preemption_disabled+0x48/0x280
[  438.351329]  irq_exit+0x17f/0x1c0
[  438.354788]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.359644]  ? smp_reschedule_interrupt+0x109/0x650
[  438.364662]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.370551]  ? interrupt_entry+0xb5/0xc0
[  438.374614]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.379633]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.384652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.389496]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.394511]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.399529]  ? task_prio+0x50/0x50
[  438.403077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.408620]  ? check_preemption_disabled+0x48/0x280
[  438.413649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.418506]  apic_timer_interrupt+0xf/0x20
[  438.422739]  </IRQ>
[  438.424982] RIP: 0010:console_unlock+0xffa/0x1160
[  438.429840] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  438.448746] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  438.456462] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  438.463738] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  438.471008] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  438.478277] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  438.485547] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  438.492831]  ? netconsole_netdev_event+0x280/0x280
[  438.497776]  ? console_unlock+0xff1/0x1160
[  438.502037]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  438.506724]  ? lock_release+0xa00/0xa00
[  438.510703]  ? interrupt_entry+0xc0/0xc0
[  438.514783]  vprintk_emit+0x33d/0x930
[  438.518590]  ? wake_up_klogd+0x180/0x180
[  438.522665]  ? attach_entity_load_avg+0x810/0x860
[  438.527508]  ? __lock_acquire+0x600/0x4c20
[  438.531864]  ? mark_held_locks+0x130/0x130
[  438.536106]  ? print_usage_bug+0xc0/0xc0
[  438.540177]  ? find_held_lock+0x36/0x1c0
[  438.544253]  ? mark_held_locks+0xc7/0x130
[  438.548408]  vprintk_default+0x28/0x30
[  438.552302]  vprintk_func+0x7e/0x181
[  438.556025]  printk+0xa7/0xcf
[  438.559137]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  438.563914]  show_free_areas.cold.118+0x1e0b/0x215d
[  438.568971]  ? si_meminfo_node+0x260/0x260
[  438.573218]  ? __lock_acquire+0x62f/0x4c20
[  438.577457]  ? __lock_acquire+0x62f/0x4c20
[  438.581691]  ? __lock_is_held+0xb5/0x140
[  438.585769]  ? mark_held_locks+0x130/0x130
[  438.590009]  ? zap_class+0x640/0x640
[  438.593748]  ? put_dec+0x3b/0xf0
[  438.597118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.602670]  ? find_held_lock+0x36/0x1c0
[  438.606755]  ? serial8250_console_write+0x8b3/0xb10
[  438.611775]  ? lock_downgrade+0x900/0x900
[  438.615926]  ? zap_class+0x640/0x640
[  438.619640]  ? zap_class+0x640/0x640
[  438.623358]  ? print_usage_bug+0xc0/0xc0
[  438.627418]  ? do_raw_spin_unlock+0xa7/0x330
[  438.631866]  ? trace_hardirqs_on+0x310/0x310
[  438.636277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.641852]  ? find_held_lock+0x36/0x1c0
[  438.645926]  ? mark_held_locks+0xc7/0x130
[  438.650086]  ? console_unlock+0xfcd/0x1160
[  438.654333]  ? netconsole_netdev_event+0x280/0x280
[  438.659267]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  438.663857]  ? trace_hardirqs_on+0xbd/0x310
[  438.668182]  ? vprintk_emit+0x33d/0x930
[  438.672167]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.677278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.682823]  ? netconsole_netdev_event+0x280/0x280
[  438.687771]  ? console_unlock+0x8d8/0x1160
[  438.692048]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  438.696735]  ? lock_release+0xa00/0xa00
[  438.700730]  ? preempt_count_add+0xbc/0x1b0
[  438.705079]  ? wake_up_klogd+0x11a/0x180
[  438.709148]  ? console_device+0xc0/0xc0
[  438.713134]  ? vprintk_emit+0x268/0x930
[  438.717113]  ? wake_up_klogd+0x180/0x180
[  438.721179]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.726135]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.730897]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.736356]  ? retint_kernel+0x1b/0x2d
[  438.740249]  ? trace_hardirqs_on+0x310/0x310
[  438.744670]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.749448]  ? trace_initcall_level+0x80/0x31b
[  438.754031]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  438.758799]  ? show_mem+0x1e/0x17b
[  438.762347]  show_mem+0x34/0x17b
[  438.765719]  dump_header+0x2f1/0xf72
[  438.769472]  ? mark_held_locks+0x130/0x130
[  438.773729]  ? pagefault_out_of_memory+0x197/0x197
[  438.778681]  ? __lock_acquire+0x62f/0x4c20
[  438.782913]  ? zap_class+0x640/0x640
[  438.786630]  ? percpu_ref_get_many+0x240/0x240
[  438.791216]  ? print_usage_bug+0xc0/0xc0
[  438.795295]  ? print_usage_bug+0xc0/0xc0
[  438.799371]  ? zap_class+0x640/0x640
[  438.803121]  ? print_usage_bug+0xc0/0xc0
[  438.807195]  ? print_usage_bug+0xc0/0xc0
[  438.811280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.816841]  ? find_held_lock+0x36/0x1c0
[  438.820917]  ? mark_held_locks+0xc7/0x130
[  438.825079]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.830186]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.835293]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  438.839914]  ? trace_hardirqs_on+0xbd/0x310
[  438.844236]  ? kasan_check_read+0x11/0x20
[  438.848383]  ? ___ratelimit+0x3b4/0x672
[  438.852541]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.857648]  ? trace_hardirqs_on+0x310/0x310
[  438.862068]  ? lock_downgrade+0x900/0x900
[  438.866256]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.871378]  ? ___ratelimit+0x3b9/0x672
[  438.875359]  ? idr_get_free+0xec0/0xec0
[  438.879340]  ? find_held_lock+0x36/0x1c0
[  438.883418]  oom_kill_process.cold.27+0x10/0x903
[  438.888179]  ? zap_class+0x640/0x640
[  438.891894]  ? check_preemption_disabled+0x48/0x280
[  438.896920]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.901856]  ? kasan_check_read+0x11/0x20
[  438.906009]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.911291]  ? oom_evaluate_task+0x540/0x540
[  438.915709]  ? find_held_lock+0x36/0x1c0
[  438.919781]  ? out_of_memory+0x974/0x1430
[  438.923929]  ? lock_downgrade+0x900/0x900
[  438.928085]  ? check_preemption_disabled+0x48/0x280
[  438.933117]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.938047]  ? kasan_check_read+0x11/0x20
[  438.942211]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.947492]  ? rcu_softirq_qs+0x20/0x20
[  438.951472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.957009]  ? oom_evaluate_task+0x302/0x540
[  438.961423]  out_of_memory+0xa84/0x1430
[  438.965410]  ? oom_killer_disable+0x3a0/0x3a0
[  438.969911]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  438.974843]  ? __mutex_add_waiter+0x2a0/0x2a0
[  438.979360]  __alloc_pages_slowpath+0x22d4/0x2d70
[  438.984236]  ? warn_alloc+0x120/0x120
[  438.988038]  ? rcu_softirq_qs+0x20/0x20
[  438.992059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.997601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.003141]  ? should_fail+0x22d/0xd01
[  439.007037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.012152]  ? zap_class+0x640/0x640
[  439.015897]  ? __lock_is_held+0xb5/0x140
[  439.019972]  ? mark_held_locks+0x130/0x130
[  439.024215]  ? lock_release+0xa00/0xa00
[  439.028191]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.033655]  ? __might_sleep+0x95/0x190
[  439.037642]  __alloc_pages_nodemask+0xa80/0xde0
[  439.042331]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  439.047357]  ? __page_cache_alloc+0x191/0x5c0
[  439.051859]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.056791]  ? kasan_check_read+0x11/0x20
[  439.060942]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.066226]  ? zap_class+0x640/0x640
[  439.069947]  ? zap_class+0x640/0x640
[  439.073659]  ? zap_class+0x640/0x640
[  439.077376]  ? __do_page_cache_readahead+0x7ce/0x980
[  439.082487]  ? find_held_lock+0x36/0x1c0
[  439.086560]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  439.092105]  alloc_pages_current+0x173/0x350
[  439.096527]  __page_cache_alloc+0x38c/0x5c0
[  439.100937]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.105868]  ? kasan_check_read+0x11/0x20
[  439.110020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.115312]  ? generic_perform_write+0x6a0/0x6a0
[  439.120081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.125621]  ? check_preemption_disabled+0x48/0x280
[  439.130650]  filemap_fault+0x1594/0x25f0
[  439.134731]  ? __lock_page_or_retry+0xa00/0xa00
[  439.139406]  ? mark_held_locks+0x130/0x130
[  439.143647]  ? rcu_softirq_qs+0x20/0x20
[  439.147622]  ? kasan_check_read+0x11/0x20
[  439.151779]  ? rcu_softirq_qs+0x20/0x20
[  439.155761]  ? filemap_map_pages+0xe04/0x1990
[  439.160267]  ? print_usage_bug+0xc0/0xc0
[  439.164339]  ? unwind_get_return_address+0x61/0xa0
[  439.169271]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  439.174203]  ? print_usage_bug+0xc0/0xc0
[  439.178271]  ? print_usage_bug+0xc0/0xc0
[  439.182346]  ? __lock_acquire+0x62f/0x4c20
[  439.186585]  ? save_stack+0x43/0xd0
[  439.190217]  ? __kasan_slab_free+0x102/0x150
[  439.194628]  ? kasan_slab_free+0xe/0x10
[  439.198602]  ? kmem_cache_free+0x83/0x290
[  439.202754]  ? __sigqueue_free.part.29+0x74/0x90
[  439.207530]  ? lock_acquire+0x1ed/0x520
[  439.211504]  ? ext4_filemap_fault+0x7a/0xad
[  439.215836]  ? lock_release+0xa00/0xa00
[  439.219812]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.225270]  ? print_usage_bug+0xc0/0xc0
[  439.229338]  ? print_usage_bug+0xc0/0xc0
[  439.233417]  ? down_read+0x8d/0x120
[  439.237043]  ? ext4_filemap_fault+0x7a/0xad
[  439.241377]  ? __down_interruptible+0x700/0x700
[  439.246068]  ext4_filemap_fault+0x82/0xad
[  439.250220]  __do_fault+0x100/0x6b0
[  439.253854]  ? pmd_devmap_trans_unstable+0x220/0x220
[  439.258964]  ? mark_held_locks+0x130/0x130
[  439.263203]  ? mark_held_locks+0x130/0x130
[  439.267445]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  439.272983]  ? rcu_pm_notify+0xc0/0xc0
[  439.276880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.282428]  __handle_mm_fault+0x307c/0x5920
[  439.286854]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  439.291699]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.296197]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  439.300783]  ? trace_hardirqs_on+0xbd/0x310
[  439.305108]  ? kasan_check_read+0x11/0x20
[  439.309260]  ? __set_current_blocked+0xdf/0x120
[  439.313933]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.319071]  ? zap_class+0x640/0x640
[  439.322830]  ? zap_class+0x640/0x640
[  439.326586]  ? find_held_lock+0x36/0x1c0
[  439.330657]  ? handle_mm_fault+0x42a/0xc70
[  439.334899]  ? lock_downgrade+0x900/0x900
[  439.339049]  ? check_preemption_disabled+0x48/0x280
[  439.344087]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.349072]  ? kasan_check_read+0x11/0x20
[  439.353224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.358504]  ? rcu_softirq_qs+0x20/0x20
[  439.362481]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.367587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.373127]  ? check_preemption_disabled+0x48/0x280
[  439.378158]  handle_mm_fault+0x54f/0xc70
[  439.382228]  ? __handle_mm_fault+0x5920/0x5920
[  439.386821]  ? find_vma+0x34/0x190
[  439.390370]  __do_page_fault+0x5e8/0xe60
[  439.394439]  ? exit_to_usermode_loop+0x1f4/0x380
[  439.399208]  do_page_fault+0xf2/0x7e0
[  439.403013]  ? vmalloc_sync_all+0x30/0x30
[  439.407167]  ? error_entry+0x70/0xd0
[  439.410883]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.415900]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.420829]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.425761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.430612]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.435636]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.441095]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.446114]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.451134]  ? page_fault+0x8/0x30
[  439.454678]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.459526]  ? page_fault+0x8/0x30
[  439.463103]  page_fault+0x1e/0x30
[  439.466557] RIP: 0033:0x45db60
[  439.469760] Code: Bad RIP value.
[  439.473130] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  439.478492] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  439.485759] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  439.493029] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  439.500307] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  439.507577] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  439.514905] warn_alloc_show_mem: 1 callbacks suppressed
[  439.514916] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  439.514918] Mem-Info:
[  439.514962] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  439.514962]  active_file:14 inactive_file:14 isolated_file:0
[  439.514962]  unevictable:0 dirty:0 writeback:0 unstable:0
[  439.514962]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  439.514962]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  439.514962]  free:13738 free_pcp:524 free_cma:0
[  439.520309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.527338] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  439.529734] Call Trace:
[  439.562694] Node 0 
[  439.572045]  <IRQ>
[  439.599644] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  439.602205]  dump_stack+0x244/0x39d
[  439.604412] lowmem_reserve[]:
[  439.606558]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.632036]  0 2818
[  439.635693]  warn_alloc.cold.117+0xb7/0x1bd
[  439.638762]  6321
[  439.643945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.646161]  6321
[  439.650476]  ? lock_downgrade+0x900/0x900
[  439.657354]  ? trace_hardirqs_off+0xb8/0x310
[  439.659387] Node 0 
[  439.663530]  ? trace_hardirqs_off+0xb8/0x310
[  439.667938] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  439.670153]  __alloc_pages_slowpath+0x2660/0x2d70
[  439.674531] lowmem_reserve[]:
[  439.701271]  ? warn_alloc+0x120/0x120
[  439.706068]  0
[  439.709168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.712943]  0
[  439.714743]  ? warn_alloc+0x120/0x120
[  439.719930]  3503
[  439.721736]  ? print_usage_bug+0xc0/0xc0
[  439.725512]  3503
[  439.727573]  ? warn_alloc+0x120/0x120
[  439.734015]  ? print_usage_bug+0xc0/0xc0
[  439.737796] Node 0 
[  439.741848]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.741884] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  439.744098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.749259] lowmem_reserve[]:
[  439.777793]  ? should_fail+0x22d/0xd01
[  439.783304]  0
[  439.786402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.790267]  0
[  439.792073]  ? __lock_acquire+0x62f/0x4c20
[  439.797150]  0
[  439.798986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.803209]  0
[  439.805003]  ? should_fail+0x22d/0xd01
[  439.811887]  ? mark_held_locks+0x130/0x130
[  439.815747] Node 0 DMA: 
[  439.819978]  ? mark_held_locks+0x130/0x130
[  439.819993]  ? print_usage_bug+0xc0/0xc0
[  439.822645] 1*4kB 
[  439.826876]  ? find_held_lock+0x36/0x1c0
[  439.830915] (U) 
[  439.833538]  ? zap_class+0x640/0x640
[  439.837572] 0*8kB 
[  439.839546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.843231] 0*16kB 
[  439.845375]  ? check_preemption_disabled+0x48/0x280
[  439.850883] 1*32kB (U) 
[  439.853136]  ? __lock_is_held+0xb5/0x140
[  439.858122] 2*64kB 
[  439.860707]  __alloc_pages_nodemask+0xa80/0xde0
[  439.864733] (U) 
[  439.866978]  ? zap_class+0x640/0x640
[  439.871619] 1*128kB 
[  439.873593]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  439.877278] (U) 
[  439.879605]  ? find_held_lock+0x36/0x1c0
[  439.884597] 1*256kB 
[  439.886574]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.890601] (U) 
[  439.892930]  ? lock_downgrade+0x900/0x900
[  439.897572] 0*512kB 
[  439.899546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.903666] 1*1024kB 
[  439.905987]  cache_grow_begin+0xa5/0x8c0
[  439.911498] (U) 
[  439.913903]  ? do_raw_spin_unlock+0xa7/0x330
[  439.917945] 1*2048kB 
[  439.919918]  fallback_alloc+0x204/0x2e0
[  439.924297] (M) 
[  439.926708]  ____cache_alloc_node+0x1c7/0x1e0
[  439.930656] 3*4096kB 
[  439.933098]  kmem_cache_alloc_node+0xe3/0x730
[  439.937574] (M) 
[  439.939984]  ? mark_held_locks+0xc7/0x130
[  439.944455] = 15908kB
[  439.946433]  __alloc_skb+0x119/0x770
[  439.950554] Node 0 
[  439.952961]  ? netdev_alloc_frag+0x1f0/0x1f0
[  439.956646] DMA32: 
[  439.958876]  ? do_raw_spin_trylock+0x270/0x270
[  439.963264] 5*4kB 
[  439.965494]  ? kmem_cache_alloc_trace+0x353/0x750
[  439.970062] (UM) 
[  439.972211]  ? queue_work_on+0x12c/0x1e0
[  439.977032] 1*8kB 
[  439.979102]  ? switchdev_port_obj_del+0xdc/0x440
[  439.983135] (U) 
[  439.985281]  ? switchdev_trans_item_enqueue+0x260/0x260
[  439.990009] 3*16kB 
[  439.991997]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.997342] (UM) 
[  439.999584]  __br_mdb_notify+0x4ff/0x15d0
[  440.004566] 2*32kB (UM) 
[  440.006639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.010761] 4*64kB 
[  440.013437]  ? __br_mdb_add+0x7f0/0x7f0
[  440.018517] (UM) 5*128kB 
[  440.020762]  ? mark_held_locks+0x130/0x130
[  440.024707] (UM) 
[  440.027463]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.031746] 4*256kB 
[  440.033804]  ? debug_object_assert_init+0x368/0x4b0
[  440.038880] (UM) 
[  440.041201]  ? debug_object_init_on_stack+0x20/0x20
[  440.046196] 3*512kB 
[  440.048253]  ? zap_class+0x640/0x640
[  440.053241] (M) 
[  440.055565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.059251] 3*1024kB 
[  440.061225]  br_mdb_notify+0x310/0x410
[  440.066729] (UM) 
[  440.069136]  ? br_mdb_dump+0x27b0/0x27b0
[  440.072997] 3*2048kB 
[  440.075074]  br_multicast_del_pg+0x3df/0x790
[  440.079099] (UM) 
[  440.081507]  ? br_mdb_ip_get+0x940/0x940
[  440.085886] 3*4096kB 
[  440.087942]  ? rwlock_bug.part.2+0x90/0x90
[  440.091977] (M) 
[  440.094383]  ? __lock_is_held+0xb5/0x140
[  440.098590] = 25100kB
[  440.100569]  br_multicast_port_group_expired+0x189/0x1e0
[  440.104602] Node 0 
[  440.107014]  call_timer_fn+0x272/0x920
[  440.112439] Normal: 
[  440.114668]  ? br_multicast_del_pg+0x790/0x790
[  440.118529] 922*4kB 
[  440.120851]  ? process_timeout+0x40/0x40
[  440.125496] (UMEH) 
[  440.127820]  ? __run_timers+0x7da/0xc70
[  440.131852] 452*8kB 
[  440.134091]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.138035] (UME) 
[  440.140379]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.144849] 175*16kB 
[  440.147008]  ? br_multicast_del_pg+0x790/0x790
[  440.151479] (UMEH) 
[  440.153896]  ? lockdep_hardirqs_on+0x296/0x5b0
[  440.158451] 86*32kB 
[  440.160688]  ? trace_hardirqs_on+0xbd/0x310
[  440.165243] (UMEH) 
[  440.167562]  ? kasan_check_read+0x11/0x20
[  440.171857] 11*64kB 
[  440.174091]  ? __run_timers+0x7da/0xc70
[  440.178215] (MH) 
[  440.180564]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.184511] 1*128kB 
[  440.186589]  ? br_multicast_del_pg+0x790/0x790
[  440.191676] (H) 
[  440.194011]  ? br_multicast_del_pg+0x790/0x790
[  440.198566] 1*256kB 
[  440.200543]  __run_timers+0x7e5/0xc70
[  440.205103] (H) 
[  440.207429]  ? timer_fixup_init+0x70/0x70
[  440.211195] 0*512kB 
[  440.213167]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.217288] 0*1024kB 
[  440.219622]  ? zap_class+0x640/0x640
[  440.224618] 0*2048kB 
[  440.227025]  ? enqueue_hrtimer+0x1a5/0x560
[  440.230719] 0*4096kB 
[  440.233619]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.237847] = 13944kB
[  440.240256]  ? find_held_lock+0x36/0x1c0
[  440.245423] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  440.247820]  ? zap_class+0x640/0x640
[  440.251862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  440.260685]  ? pvclock_read_flags+0x160/0x160
[  440.264372] 2312 total pagecache pages
[  440.272940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.277416] 0 pages in swap cache
[  440.281290]  ? check_preemption_disabled+0x48/0x280
[  440.286804] Swap cache stats: add 0, delete 0, find 0/0
[  440.290255]  ? __lock_is_held+0xb5/0x140
[  440.295240] Free swap  = 0kB
[  440.300598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.304634] Total swap = 0kB
[  440.307647]  ? check_preemption_disabled+0x48/0x280
[  440.313156] 1965979 pages RAM
[  440.316169]  run_timer_softirq+0x52/0xb0
[  440.321160] 0 pages HighMem/MovableOnly
[  440.324261]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.328297] 342867 pages reserved
[  440.332454]  __do_softirq+0x308/0xb7e
[  440.337449] 0 pages cma reserved
[  440.340897]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.344731] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  440.348025]  ? lock_downgrade+0x900/0x900
[  440.348043]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.352611] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.359013]  ? pvclock_read_flags+0x160/0x160
[  440.363135] syz-fuzzer cpuset=
[  440.368234]  ? lapic_next_event+0x5a/0x90
[  440.378430] /
[  440.382940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.386112]  mems_allowed=0
[  440.390251]  ? kvm_clock_read+0x18/0x30
[  440.404346]  ? kvm_sched_clock_read+0x9/0x20
[  440.408764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.414303]  ? check_preemption_disabled+0x48/0x280
[  440.419331]  irq_exit+0x17f/0x1c0
[  440.422790]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.427630]  ? smp_reschedule_interrupt+0x109/0x650
[  440.433099]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.438992]  ? interrupt_entry+0xb5/0xc0
[  440.443063]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.448084]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.453106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.457951]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.462967]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.467989]  ? task_prio+0x50/0x50
[  440.471530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.477076]  ? check_preemption_disabled+0x48/0x280
[  440.482102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.486959]  apic_timer_interrupt+0xf/0x20
[  440.491191]  </IRQ>
[  440.493433] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  440.498367] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  440.517267] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  440.524976] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  440.532449] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  440.539715] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  440.546981] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  440.554246] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  440.561555]  skb_clone+0x1bb/0x500
[  440.565099]  ? skb_split+0x11e0/0x11e0
[  440.568986]  ? check_preemption_disabled+0x48/0x280
[  440.574011]  ? __this_cpu_preempt_check+0x1c/0x20
[  440.578858]  ? __bpf_redirect+0x54b/0xb20
[  440.583018]  bpf_clone_redirect+0xb9/0x490
[  440.587270]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  440.592290]  ? __sched_text_start+0x8/0x8
[  440.596456]  ? find_held_lock+0x36/0x1c0
[  440.600526]  ? lock_acquire+0x1ed/0x520
[  440.604505]  ? bpf_test_run+0x3cb/0x780
[  440.608483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.614021]  ? check_preemption_disabled+0x48/0x280
[  440.619063]  ? kasan_check_read+0x11/0x20
[  440.623218]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.628497]  ? rcu_softirq_qs+0x20/0x20
[  440.632479]  ? preempt_schedule+0x4d/0x60
[  440.636628]  ? ___preempt_schedule+0x16/0x18
[  440.641060]  ? bpf_test_run+0x25d/0x780
[  440.645046]  ? netlink_diag_dump+0x2a0/0x2a0
[  440.649468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.655006]  ? bpf_test_init.isra.10+0x70/0x100
[  440.659680]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  440.664446]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.669288]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.674835]  ? fput+0x130/0x1a0
[  440.678117]  ? __bpf_prog_get+0x9b/0x290
[  440.682198]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.687042]  ? bpf_prog_test_run+0x130/0x1a0
[  440.691479]  ? __x64_sys_bpf+0x3d8/0x520
[  440.695543]  ? bpf_prog_get+0x20/0x20
[  440.699370]  ? do_syscall_64+0x1b9/0x820
[  440.703435]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  440.708806]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.713745]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.718765]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.723782]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  440.730449]  ? __switch_to_asm+0x40/0x70
[  440.734963]  ? __switch_to_asm+0x34/0x70
[  440.739034]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.743893]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  440.749277] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  440.749434] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.755948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.766419] syz-executor3 cpuset=
[  440.775753] Call Trace:
[  440.775762] syz3
[  440.779201]  <IRQ>
[  440.781777]  mems_allowed=0
[  440.783745]  dump_stack+0x244/0x39d
[  440.792446]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.797653]  warn_alloc.cold.117+0xb7/0x1bd
[  440.801976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.806825]  ? lock_downgrade+0x900/0x900
[  440.810990]  ? trace_hardirqs_off+0xb8/0x310
[  440.815413]  ? trace_hardirqs_off+0xb8/0x310
[  440.819830]  __alloc_pages_slowpath+0x2660/0x2d70
[  440.824709]  ? warn_alloc+0x120/0x120
[  440.828517]  ? warn_alloc+0x120/0x120
[  440.832333]  ? print_usage_bug+0xc0/0xc0
[  440.836397]  ? warn_alloc+0x120/0x120
[  440.840201]  ? print_usage_bug+0xc0/0xc0
[  440.844267]  ? __lock_acquire+0x62f/0x4c20
[  440.848501]  ? __lock_acquire+0x62f/0x4c20
[  440.852941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.858479]  ? should_fail+0x22d/0xd01
[  440.862404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.867712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.872819]  ? __lock_acquire+0x62f/0x4c20
[  440.877070]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.882172]  ? __lock_acquire+0x62f/0x4c20
[  440.886405]  ? should_fail+0x22d/0xd01
[  440.890291]  ? rcu_irq_exit+0x1a2/0x390
[  440.894283]  ? mark_held_locks+0x130/0x130
[  440.898527]  ? mark_held_locks+0x130/0x130
[  440.902769]  ? mark_held_locks+0xc7/0x130
[  440.906947]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  440.911962]  ? zap_class+0x640/0x640
[  440.915676]  ? print_usage_bug+0xc0/0xc0
[  440.919746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.925302]  ? check_preemption_disabled+0x48/0x280
[  440.930339]  ? __lock_is_held+0xb5/0x140
[  440.934415]  __alloc_pages_nodemask+0xa80/0xde0
[  440.939107]  ? zap_class+0x640/0x640
[  440.942832]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  440.947867]  ? find_held_lock+0x36/0x1c0
[  440.951944]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.956618]  ? lock_downgrade+0x900/0x900
[  440.960776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.966318]  cache_grow_begin+0xa5/0x8c0
[  440.970405]  ? do_raw_spin_unlock+0xa7/0x330
[  440.974833]  fallback_alloc+0x204/0x2e0
[  440.978821]  ____cache_alloc_node+0x1c7/0x1e0
[  440.983360]  kmem_cache_alloc_node+0xe3/0x730
[  440.987856]  ? ipv6_get_ifaddr+0x42e/0x620
[  440.992104]  __alloc_skb+0x119/0x770
[  440.995822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.001107]  ? netdev_alloc_frag+0x1f0/0x1f0
[  441.005517]  ? lock_downgrade+0x900/0x900
[  441.009678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.015218]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.020679]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.026136]  ? addrconf_rs_timer+0x690/0x690
[  441.030560]  ndisc_alloc_skb+0x144/0x340
[  441.034631]  ndisc_send_rs+0x331/0x6e0
[  441.038529]  addrconf_rs_timer+0x314/0x690
[  441.042790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.047043]  call_timer_fn+0x272/0x920
[  441.050936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.055190]  ? process_timeout+0x40/0x40
[  441.059267]  ? mark_held_locks+0xc7/0x130
[  441.063421]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.067916]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.072410]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.076646]  ? lockdep_hardirqs_on+0x296/0x5b0
[  441.081231]  ? trace_hardirqs_on+0xbd/0x310
[  441.085554]  ? kasan_check_read+0x11/0x20
[  441.089706]  ? __run_timers+0x7da/0xc70
[  441.093692]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.098803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.103045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.107292]  __run_timers+0x7e5/0xc70
[  441.111114]  ? timer_fixup_init+0x70/0x70
[  441.115264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.120284]  ? zap_class+0x640/0x640
[  441.124006]  ? print_usage_bug+0xc0/0xc0
[  441.128078]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.133297]  ? find_held_lock+0x36/0x1c0
[  441.137369]  ? zap_class+0x640/0x640
[  441.141093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.146631]  ? check_preemption_disabled+0x48/0x280
[  441.151656]  ? __lock_is_held+0xb5/0x140
[  441.155718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.161255]  ? check_preemption_disabled+0x48/0x280
[  441.166275]  run_timer_softirq+0x52/0xb0
[  441.170372]  ? rcu_read_lock_sched_held+0x14f/0x180
[  441.175394]  __do_softirq+0x308/0xb7e
[  441.179214]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  441.183713]  ? lock_downgrade+0x900/0x900
[  441.187880]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  441.193165]  ? pvclock_read_flags+0x160/0x160
[  441.197663]  ? lapic_next_event+0x5a/0x90
[  441.201816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.207364]  ? kvm_clock_read+0x18/0x30
[  441.211339]  ? kvm_sched_clock_read+0x9/0x20
[  441.215765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.221301]  ? check_preemption_disabled+0x48/0x280
[  441.226338]  irq_exit+0x17f/0x1c0
[  441.229805]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.234659]  ? smp_reschedule_interrupt+0x109/0x650
[  441.239676]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.245561]  ? interrupt_entry+0xb5/0xc0
[  441.249629]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.254643]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.259668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.264512]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.269530]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.274547]  ? task_prio+0x50/0x50
[  441.278093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.283631]  ? check_preemption_disabled+0x48/0x280
[  441.288655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.293533]  apic_timer_interrupt+0xf/0x20
[  441.297761]  </IRQ>
[  441.300001] RIP: 0010:console_unlock+0xffa/0x1160
[  441.304850] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  441.323750] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  441.331513] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  441.338953] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  441.346247] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  441.353515] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  441.360782] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  441.368068]  ? netconsole_netdev_event+0x280/0x280
[  441.373013]  ? console_unlock+0xff1/0x1160
[  441.377274]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  441.381952]  ? lock_release+0xa00/0xa00
[  441.385930]  ? interrupt_entry+0xc0/0xc0
[  441.390006]  vprintk_emit+0x33d/0x930
[  441.393815]  ? wake_up_klogd+0x180/0x180
[  441.397894]  ? attach_entity_load_avg+0x810/0x860
[  441.402735]  ? __lock_acquire+0x600/0x4c20
[  441.406973]  ? mark_held_locks+0x130/0x130
[  441.411209]  ? print_usage_bug+0xc0/0xc0
[  441.415277]  ? find_held_lock+0x36/0x1c0
[  441.419392]  ? mark_held_locks+0xc7/0x130
[  441.423547]  vprintk_default+0x28/0x30
[  441.427436]  vprintk_func+0x7e/0x181
[  441.431152]  printk+0xa7/0xcf
[  441.434261]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  441.439034]  show_free_areas.cold.118+0x1e0b/0x215d
[  441.444089]  ? si_meminfo_node+0x260/0x260
[  441.448338]  ? __lock_acquire+0x62f/0x4c20
[  441.452580]  ? __lock_acquire+0x62f/0x4c20
[  441.456815]  ? __lock_is_held+0xb5/0x140
[  441.460937]  ? mark_held_locks+0x130/0x130
[  441.465181]  ? zap_class+0x640/0x640
[  441.468911]  ? put_dec+0x3b/0xf0
[  441.472280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.477827]  ? find_held_lock+0x36/0x1c0
[  441.481901]  ? serial8250_console_write+0x8b3/0xb10
[  441.486939]  ? lock_downgrade+0x900/0x900
[  441.491119]  ? zap_class+0x640/0x640
[  441.494836]  ? zap_class+0x640/0x640
[  441.498554]  ? print_usage_bug+0xc0/0xc0
[  441.502612]  ? do_raw_spin_unlock+0xa7/0x330
[  441.507036]  ? trace_hardirqs_on+0x310/0x310
[  441.511453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.517018]  ? find_held_lock+0x36/0x1c0
[  441.521099]  ? mark_held_locks+0xc7/0x130
[  441.525285]  ? console_unlock+0xfcd/0x1160
[  441.529519]  ? netconsole_netdev_event+0x280/0x280
[  441.534456]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  441.539043]  ? trace_hardirqs_on+0xbd/0x310
[  441.543407]  ? vprintk_emit+0x33d/0x930
[  441.547382]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.552487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.558032]  ? netconsole_netdev_event+0x280/0x280
[  441.562972]  ? console_unlock+0x8d8/0x1160
[  441.567226]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  441.571900]  ? lock_release+0xa00/0xa00
[  441.575872]  ? preempt_count_add+0xbc/0x1b0
[  441.580189]  ? wake_up_klogd+0x11a/0x180
[  441.584261]  ? console_device+0xc0/0xc0
[  441.588247]  ? vprintk_emit+0x268/0x930
[  441.592241]  ? wake_up_klogd+0x180/0x180
[  441.596308]  ? trace_hardirqs_on_caller+0xc0/0x310
[  441.601265]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.606043]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.611534]  ? retint_kernel+0x1b/0x2d
[  441.615425]  ? trace_hardirqs_on+0x310/0x310
[  441.619843]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.624621]  ? trace_initcall_level+0x80/0x31b
[  441.629203]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  441.633971]  ? show_mem+0x1e/0x17b
[  441.637514]  show_mem+0x34/0x17b
[  441.640890]  dump_header+0x2f1/0xf72
[  441.644617]  ? mark_held_locks+0x130/0x130
[  441.648852]  ? pagefault_out_of_memory+0x197/0x197
[  441.653809]  ? __lock_acquire+0x62f/0x4c20
[  441.658045]  ? zap_class+0x640/0x640
[  441.661802]  ? percpu_ref_get_many+0x240/0x240
[  441.666386]  ? print_usage_bug+0xc0/0xc0
[  441.670450]  ? print_usage_bug+0xc0/0xc0
[  441.674520]  ? zap_class+0x640/0x640
[  441.678240]  ? print_usage_bug+0xc0/0xc0
[  441.682301]  ? print_usage_bug+0xc0/0xc0
[  441.686374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.691918]  ? find_held_lock+0x36/0x1c0
[  441.695993]  ? mark_held_locks+0xc7/0x130
[  441.700145]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.705264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.710368]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  441.714956]  ? trace_hardirqs_on+0xbd/0x310
[  441.719514]  ? kasan_check_read+0x11/0x20
[  441.723664]  ? ___ratelimit+0x3b4/0x672
[  441.727641]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.732750]  ? trace_hardirqs_on+0x310/0x310
[  441.737159]  ? lock_downgrade+0x900/0x900
[  441.741315]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  441.746424]  ? ___ratelimit+0x3b9/0x672
[  441.750398]  ? idr_get_free+0xec0/0xec0
[  441.754376]  ? find_held_lock+0x36/0x1c0
[  441.758453]  oom_kill_process.cold.27+0x10/0x903
[  441.763210]  ? zap_class+0x640/0x640
[  441.766936]  ? check_preemption_disabled+0x48/0x280
[  441.771974]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.776903]  ? kasan_check_read+0x11/0x20
[  441.781060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.786349]  ? oom_evaluate_task+0x540/0x540
[  441.790778]  ? find_held_lock+0x36/0x1c0
[  441.794891]  ? out_of_memory+0x974/0x1430
[  441.799042]  ? lock_downgrade+0x900/0x900
[  441.803204]  ? check_preemption_disabled+0x48/0x280
[  441.808278]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.813210]  ? kasan_check_read+0x11/0x20
[  441.817363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.822643]  ? rcu_softirq_qs+0x20/0x20
[  441.826628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.832168]  ? oom_evaluate_task+0x302/0x540
[  441.836584]  out_of_memory+0xa84/0x1430
[  441.840571]  ? oom_killer_disable+0x3a0/0x3a0
[  441.845076]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  441.850021]  ? __mutex_add_waiter+0x2a0/0x2a0
[  441.854544]  __alloc_pages_slowpath+0x22d4/0x2d70
[  441.859427]  ? warn_alloc+0x120/0x120
[  441.863233]  ? rcu_softirq_qs+0x20/0x20
[  441.867239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.872785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.878329]  ? should_fail+0x22d/0xd01
[  441.882225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.887423]  ? zap_class+0x640/0x640
[  441.891165]  ? __lock_is_held+0xb5/0x140
[  441.895244]  ? mark_held_locks+0x130/0x130
[  441.899485]  ? lock_release+0xa00/0xa00
[  441.903464]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.908927]  ? __might_sleep+0x95/0x190
[  441.912928]  __alloc_pages_nodemask+0xa80/0xde0
[  441.917656]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  441.922697]  ? __page_cache_alloc+0x191/0x5c0
[  441.927209]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.932143]  ? kasan_check_read+0x11/0x20
[  441.936298]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.941587]  ? zap_class+0x640/0x640
[  441.945312]  ? zap_class+0x640/0x640
[  441.949085]  ? zap_class+0x640/0x640
[  441.952809]  ? __do_page_cache_readahead+0x7ce/0x980
[  441.957931]  ? find_held_lock+0x36/0x1c0
[  441.961997]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  441.967557]  alloc_pages_current+0x173/0x350
[  441.971978]  __page_cache_alloc+0x38c/0x5c0
[  441.976316]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.981254]  ? kasan_check_read+0x11/0x20
[  441.985405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.990688]  ? generic_perform_write+0x6a0/0x6a0
[  441.995449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.001006]  ? check_preemption_disabled+0x48/0x280
[  442.006037]  filemap_fault+0x1594/0x25f0
[  442.010124]  ? __lock_page_or_retry+0xa00/0xa00
[  442.014806]  ? mark_held_locks+0x130/0x130
[  442.019050]  ? rcu_softirq_qs+0x20/0x20
[  442.023042]  ? kasan_check_read+0x11/0x20
[  442.027210]  ? rcu_softirq_qs+0x20/0x20
[  442.031199]  ? filemap_map_pages+0xe04/0x1990
[  442.035709]  ? print_usage_bug+0xc0/0xc0
[  442.039780]  ? unwind_get_return_address+0x61/0xa0
[  442.044716]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  442.049648]  ? print_usage_bug+0xc0/0xc0
[  442.053717]  ? print_usage_bug+0xc0/0xc0
[  442.057820]  ? __lock_acquire+0x62f/0x4c20
[  442.062080]  ? save_stack+0x43/0xd0
[  442.065712]  ? __kasan_slab_free+0x102/0x150
[  442.070120]  ? kasan_slab_free+0xe/0x10
[  442.074096]  ? kmem_cache_free+0x83/0x290
[  442.078250]  ? __sigqueue_free.part.29+0x74/0x90
[  442.083037]  ? lock_acquire+0x1ed/0x520
[  442.087019]  ? ext4_filemap_fault+0x7a/0xad
[  442.091362]  ? lock_release+0xa00/0xa00
[  442.095340]  ? perf_trace_sched_process_exec+0x860/0x860
[  442.100791]  ? print_usage_bug+0xc0/0xc0
[  442.104884]  ? print_usage_bug+0xc0/0xc0
[  442.108972]  ? down_read+0x8d/0x120
[  442.112596]  ? ext4_filemap_fault+0x7a/0xad
[  442.116924]  ? __down_interruptible+0x700/0x700
[  442.121604]  ext4_filemap_fault+0x82/0xad
[  442.125756]  __do_fault+0x100/0x6b0
[  442.129387]  ? pmd_devmap_trans_unstable+0x220/0x220
[  442.134496]  ? mark_held_locks+0x130/0x130
[  442.138733]  ? mark_held_locks+0x130/0x130
[  442.142983]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  442.148589]  ? rcu_pm_notify+0xc0/0xc0
[  442.152490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.158048]  __handle_mm_fault+0x307c/0x5920
[  442.162489]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  442.167337]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.171833]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  442.176424]  ? trace_hardirqs_on+0xbd/0x310
[  442.180746]  ? kasan_check_read+0x11/0x20
[  442.184894]  ? __set_current_blocked+0xdf/0x120
[  442.189564]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.194681]  ? zap_class+0x640/0x640
[  442.198393]  ? zap_class+0x640/0x640
[  442.202118]  ? find_held_lock+0x36/0x1c0
[  442.206223]  ? handle_mm_fault+0x42a/0xc70
[  442.210460]  ? lock_downgrade+0x900/0x900
[  442.214606]  ? check_preemption_disabled+0x48/0x280
[  442.219629]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  442.224560]  ? kasan_check_read+0x11/0x20
[  442.228711]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.233994]  ? rcu_softirq_qs+0x20/0x20
[  442.237970]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.243113]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.248650]  ? check_preemption_disabled+0x48/0x280
[  442.253678]  handle_mm_fault+0x54f/0xc70
[  442.257745]  ? __handle_mm_fault+0x5920/0x5920
[  442.262338]  ? find_vma+0x34/0x190
[  442.265917]  __do_page_fault+0x5e8/0xe60
[  442.269984]  ? exit_to_usermode_loop+0x1f4/0x380
[  442.274756]  do_page_fault+0xf2/0x7e0
[  442.278558]  ? vmalloc_sync_all+0x30/0x30
[  442.282712]  ? error_entry+0x70/0xd0
[  442.286433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.291447]  ? trace_hardirqs_on_caller+0xc0/0x310
[  442.296378]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.301306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.306156]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.311254]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.316706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  442.321724]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.326756]  ? page_fault+0x8/0x30
[  442.330315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.335171]  ? page_fault+0x8/0x30
[  442.338717]  page_fault+0x1e/0x30
[  442.342170] RIP: 0033:0x45db60
[  442.345376] Code: Bad RIP value.
[  442.348737] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  442.354148] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  442.361419] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  442.368690] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  442.375975] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  442.383244] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  442.390533] warn_alloc_show_mem: 1 callbacks suppressed
[  442.390546] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  442.390548] Mem-Info:
[  442.390578] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  442.390578]  active_file:14 inactive_file:14 isolated_file:0
[  442.390578]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.390578]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  442.390578]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  442.390578]  free:13738 free_pcp:524 free_cma:0
[  442.395924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.402956] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.405359] Call Trace:
[  442.438332] Node 0 
[  442.447694]  <IRQ>
[  442.475288] 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
[  442.477854]  dump_stack+0x244/0x39d
[  442.480068] lowmem_reserve[]:
[  442.482217]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.507689]  0 2818
[  442.511337]  warn_alloc.cold.117+0xb7/0x1bd
[  442.514416]  6321
[  442.519599]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.521809]  6321
[  442.526132]  ? lock_downgrade+0x900/0x900
[  442.533012]  ? trace_hardirqs_off+0xb8/0x310
[  442.535073] Node 0 
[  442.539232]  ? trace_hardirqs_off+0xb8/0x310
[  442.543642] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  442.545855]  __alloc_pages_slowpath+0x2660/0x2d70
[  442.550252] lowmem_reserve[]:
[  442.577008]  ? warn_alloc+0x120/0x120
[  442.581815]  0
[  442.584936]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.588709]  0
[  442.590506]  ? warn_alloc+0x120/0x120
[  442.595497]  3503
[  442.597300]  ? print_usage_bug+0xc0/0xc0
[  442.601084]  3503
[  442.603141]  ? warn_alloc+0x120/0x120
[  442.609239]  ? print_usage_bug+0xc0/0xc0
[  442.613013] Node 0 
[  442.617074]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.617110] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  442.619340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.624523] lowmem_reserve[]:
[  442.653508]  ? should_fail+0x22d/0xd01
[  442.659020]  0
[  442.662125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.665982]  0
[  442.667797]  ? __lock_acquire+0x62f/0x4c20
[  442.672874]  0
[  442.674667]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.678880]  0
[  442.680677]  ? should_fail+0x22d/0xd01
[  442.687558]  ? mark_held_locks+0x130/0x130
[  442.691415] Node 0 DMA: 
[  442.695642]  ? mark_held_locks+0x130/0x130
[  442.695658]  ? print_usage_bug+0xc0/0xc0
[  442.698332] 1*4kB 
[  442.702554]  ? find_held_lock+0x36/0x1c0
[  442.706588] (U) 
[  442.708731]  ? zap_class+0x640/0x640
[  442.712771] 0*8kB 
[  442.714763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.718452] 0*16kB 
[  442.720595]  ? check_preemption_disabled+0x48/0x280
[  442.726105] 1*32kB 
[  442.728340]  ? __lock_is_held+0xb5/0x140
[  442.733341] (U) 
[  442.735577]  __alloc_pages_nodemask+0xa80/0xde0
[  442.739611] 2*64kB 
[  442.741578]  ? zap_class+0x640/0x640
[  442.746222] (U) 
[  442.748453]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  442.752141] 1*128kB 
[  442.754118]  ? find_held_lock+0x36/0x1c0
[  442.759106] (U) 
[  442.761430]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.765458] 1*256kB 
[  442.767428]  ? lock_downgrade+0x900/0x900
[  442.772083] (U) 
[  442.774405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.778526] 0*512kB 
[  442.780502]  cache_grow_begin+0xa5/0x8c0
[  442.786010] 1*1024kB 
[  442.788326]  ? do_raw_spin_unlock+0xa7/0x330
[  442.792370] (U) 
[  442.794780]  fallback_alloc+0x204/0x2e0
[  442.799162] 1*2048kB 
[  442.801155]  ____cache_alloc_node+0x1c7/0x1e0
[  442.805102] (M) 
[  442.807513]  kmem_cache_alloc_node+0xe3/0x730
[  442.811984] 3*4096kB 
[  442.813969]  ? mark_held_locks+0xc7/0x130
[  442.818442] (M) 
[  442.820860]  __alloc_skb+0x119/0x770
[  442.824977] = 15908kB
[  442.826951]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.830637] Node 0 
[  442.833042]  ? do_raw_spin_trylock+0x270/0x270
[  442.837434] DMA32: 
[  442.839666]  ? kmem_cache_alloc_trace+0x353/0x750
[  442.844223] 5*4kB 
[  442.846457]  ? queue_work_on+0x12c/0x1e0
[  442.851451] (UM) 1*8kB 
[  442.853615]  ? switchdev_port_obj_del+0xdc/0x440
[  442.857647] (U) 
[  442.860227]  ? switchdev_trans_item_enqueue+0x260/0x260
[  442.864957] 3*16kB 
[  442.866926]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.872276] (UM) 
[  442.874524]  __br_mdb_notify+0x4ff/0x15d0
[  442.879525] 2*32kB 
[  442.881584]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.885703] (UM) 
[  442.887938]  ? __br_mdb_add+0x7f0/0x7f0
[  442.893014] 4*64kB 
[  442.895079]  ? mark_held_locks+0x130/0x130
[  442.899028] (UM) 
[  442.901261]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.905472] 5*128kB 
[  442.907534]  ? debug_object_assert_init+0x368/0x4b0
[  442.912610] (UM) 
[  442.914928]  ? debug_object_init_on_stack+0x20/0x20
[  442.919934] 4*256kB 
[  442.922006]  ? zap_class+0x640/0x640
[  442.926995] (UM) 
[  442.929316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.933009] 3*512kB 
[  442.935081]  br_mdb_notify+0x310/0x410
[  442.940603] (M) 
[  442.942924]  ? br_mdb_dump+0x27b0/0x27b0
[  442.946805] 3*1024kB 
[  442.948834]  br_multicast_del_pg+0x3df/0x790
[  442.952870] (UM) 
[  442.955278]  ? br_mdb_ip_get+0x940/0x940
[  442.959678] 3*2048kB 
[  442.961765]  ? rwlock_bug.part.2+0x90/0x90
[  442.965814] (UM) 
[  442.968251]  ? __lock_is_held+0xb5/0x140
[  442.972465] 3*4096kB 
[  442.974532]  br_multicast_port_group_expired+0x189/0x1e0
[  442.978561] (M) 
[  442.980968]  call_timer_fn+0x272/0x920
[  442.986395] = 25100kB
[  442.988364]  ? br_multicast_del_pg+0x790/0x790
[  442.992235] Node 0 
[  442.994640]  ? process_timeout+0x40/0x40
[  442.999201] Normal: 
[  443.001442]  ? __run_timers+0x7da/0xc70
[  443.005479] 922*4kB 
[  443.007796]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.011738] (UMEH) 452*8kB 
[  443.014079]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.018549] (UME) 
[  443.021476]  ? br_multicast_del_pg+0x790/0x790
[  443.025976] 175*16kB 
[  443.028151]  ? lockdep_hardirqs_on+0x296/0x5b0
[  443.032706] (UMEH) 
[  443.035159]  ? trace_hardirqs_on+0xbd/0x310
[  443.039712] 86*32kB 
[  443.041961]  ? kasan_check_read+0x11/0x20
[  443.046252] (UMEH) 
[  443.048570]  ? __run_timers+0x7da/0xc70
[  443.052692] 11*64kB 
[  443.054921]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.058872] (MH) 
[  443.061191]  ? br_multicast_del_pg+0x790/0x790
[  443.066271] 1*128kB 
[  443.068345]  ? br_multicast_del_pg+0x790/0x790
[  443.072906] (H) 
[  443.075224]  __run_timers+0x7e5/0xc70
[  443.079796] 1*256kB (H) 
[  443.081790]  ? timer_fixup_init+0x70/0x70
[  443.085565] 0*512kB 
[  443.088230]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  443.092357] 0*1024kB 
[  443.094673]  ? zap_class+0x640/0x640
[  443.099664] 0*2048kB 
[  443.102092]  ? enqueue_hrtimer+0x1a5/0x560
[  443.105800] 0*4096kB 
[  443.108253]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  443.112464] = 13944kB
[  443.114870]  ? find_held_lock+0x36/0x1c0
[  443.120039] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  443.122442]  ? zap_class+0x640/0x640
[  443.126483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  443.135513]  ? pvclock_read_flags+0x160/0x160
[  443.139204] 2312 total pagecache pages
[  443.147773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.152250] 0 pages in swap cache
[  443.156128]  ? check_preemption_disabled+0x48/0x280
[  443.161641] Swap cache stats: add 0, delete 0, find 0/0
[  443.165096]  ? __lock_is_held+0xb5/0x140
[  443.170088] Free swap  = 0kB
[  443.175532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.179571] Total swap = 0kB
[  443.182584]  ? check_preemption_disabled+0x48/0x280
[  443.188095] 1965979 pages RAM
[  443.191113]  run_timer_softirq+0x52/0xb0
[  443.196103] 0 pages HighMem/MovableOnly
[  443.199203]  ? rcu_read_lock_sched_held+0x14f/0x180
[  443.203237] 342867 pages reserved
[  443.207213]  __do_softirq+0x308/0xb7e
[  443.212207] 0 pages cma reserved
[  443.215654]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  443.219494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  443.222783]  ? lock_downgrade+0x900/0x900
[  443.222801]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  443.222822]  ? pvclock_read_flags+0x160/0x160
[  443.227355] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.234081]  ? lapic_next_event+0x5a/0x90
[  443.238202] syz-fuzzer cpuset=
[  443.243295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.247766] /
[  443.257999]  ? kvm_clock_read+0x18/0x30
[  443.262125]  mems_allowed=0
[  443.265327]  ? kvm_sched_clock_read+0x9/0x20
[  443.283821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.289364]  ? check_preemption_disabled+0x48/0x280
[  443.294390]  irq_exit+0x17f/0x1c0
[  443.297863]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.302770]  ? smp_reschedule_interrupt+0x109/0x650
[  443.307782]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.313669]  ? interrupt_entry+0xb5/0xc0
[  443.317758]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.322773]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.327791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.333103]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.338124]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.343142]  ? task_prio+0x50/0x50
[  443.346687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.352228]  ? check_preemption_disabled+0x48/0x280
[  443.357257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.362135]  apic_timer_interrupt+0xf/0x20
[  443.366362]  </IRQ>
[  443.368604] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  443.373536] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  443.392445] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  443.400158] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  443.407438] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  443.414704] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  443.421971] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  443.429241] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  443.437032]  skb_clone+0x1bb/0x500
[  443.440579]  ? skb_split+0x11e0/0x11e0
[  443.444469]  ? check_preemption_disabled+0x48/0x280
[  443.449493]  ? __this_cpu_preempt_check+0x1c/0x20
[  443.454339]  ? __bpf_redirect+0x54b/0xb20
[  443.458498]  bpf_clone_redirect+0xb9/0x490
[  443.462748]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  443.467766]  ? __sched_text_start+0x8/0x8
[  443.471940]  ? find_held_lock+0x36/0x1c0
[  443.476024]  ? lock_acquire+0x1ed/0x520
[  443.480179]  ? bpf_test_run+0x3cb/0x780
[  443.484155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.489698]  ? check_preemption_disabled+0x48/0x280
[  443.494724]  ? kasan_check_read+0x11/0x20
[  443.498874]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.504153]  ? rcu_softirq_qs+0x20/0x20
[  443.508145]  ? preempt_schedule+0x4d/0x60
[  443.512313]  ? ___preempt_schedule+0x16/0x18
[  443.516731]  ? bpf_test_run+0x25d/0x780
[  443.520717]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.525138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.530674]  ? bpf_test_init.isra.10+0x70/0x100
[  443.535504]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  443.540273]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.545116]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.550674]  ? fput+0x130/0x1a0
[  443.553980]  ? __bpf_prog_get+0x9b/0x290
[  443.558048]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.562898]  ? bpf_prog_test_run+0x130/0x1a0
[  443.567312]  ? __x64_sys_bpf+0x3d8/0x520
[  443.571377]  ? bpf_prog_get+0x20/0x20
[  443.575202]  ? do_syscall_64+0x1b9/0x820
[  443.579265]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.584634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.589568]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.594588]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.599607]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  443.606278]  ? __switch_to_asm+0x40/0x70
[  443.610341]  ? __switch_to_asm+0x34/0x70
[  443.614410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.619264]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.624653] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  443.624815] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.631324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.642106] syz-executor3 cpuset=
[  443.651444] Call Trace:
[  443.651454] syz3
[  443.654892]  <IRQ>
[  443.657466]  mems_allowed=0
[  443.659435]  dump_stack+0x244/0x39d
[  443.668104]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.673313]  warn_alloc.cold.117+0xb7/0x1bd
[  443.677642]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.682491]  ? lock_downgrade+0x900/0x900
[  443.686649]  ? trace_hardirqs_off+0xb8/0x310
[  443.691074]  ? trace_hardirqs_off+0xb8/0x310
[  443.695492]  __alloc_pages_slowpath+0x2660/0x2d70
[  443.700369]  ? warn_alloc+0x120/0x120
[  443.704182]  ? warn_alloc+0x120/0x120
[  443.707998]  ? print_usage_bug+0xc0/0xc0
[  443.712087]  ? warn_alloc+0x120/0x120
[  443.715888]  ? print_usage_bug+0xc0/0xc0
[  443.720199]  ? __lock_acquire+0x62f/0x4c20
[  443.724437]  ? __lock_acquire+0x62f/0x4c20
[  443.728681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.734218]  ? should_fail+0x22d/0xd01
[  443.738112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.743216]  ? __lock_acquire+0x62f/0x4c20
[  443.747455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.752555]  ? __lock_acquire+0x62f/0x4c20
[  443.756788]  ? should_fail+0x22d/0xd01
[  443.760679]  ? find_held_lock+0x36/0x1c0
[  443.764751]  ? mark_held_locks+0x130/0x130
[  443.768991]  ? mark_held_locks+0x130/0x130
[  443.773229]  ? zap_class+0x640/0x640
[  443.776948]  ? zap_class+0x640/0x640
[  443.780662]  ? print_usage_bug+0xc0/0xc0
[  443.784724]  ? do_raw_spin_unlock+0xa7/0x330
[  443.789137]  ? zap_class+0x640/0x640
[  443.792857]  ? print_usage_bug+0xc0/0xc0
[  443.796921]  ? wq_watchdog_touch+0x9c/0xfe
[  443.801161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.806760]  ? check_preemption_disabled+0x48/0x280
[  443.811787]  ? __lock_is_held+0xb5/0x140
[  443.815893]  __alloc_pages_nodemask+0xa80/0xde0
[  443.820562]  ? zap_class+0x640/0x640
[  443.824283]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  443.829315]  ? find_held_lock+0x36/0x1c0
[  443.833402]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.838080]  ? lock_downgrade+0x900/0x900
[  443.842241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.847785]  cache_grow_begin+0xa5/0x8c0
[  443.851847]  ? do_raw_spin_unlock+0xa7/0x330
[  443.856267]  fallback_alloc+0x204/0x2e0
[  443.860253]  ____cache_alloc_node+0x1c7/0x1e0
[  443.864799]  kmem_cache_alloc_node+0xe3/0x730
[  443.869317]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.873571]  __alloc_skb+0x119/0x770
[  443.877292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.882574]  ? netdev_alloc_frag+0x1f0/0x1f0
[  443.886987]  ? lock_downgrade+0x900/0x900
[  443.891143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.896685]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.902143]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.907594]  ? addrconf_rs_timer+0x690/0x690
[  443.912034]  ndisc_alloc_skb+0x144/0x340
[  443.916106]  ndisc_send_rs+0x331/0x6e0
[  443.920008]  addrconf_rs_timer+0x314/0x690
[  443.924249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.928507]  call_timer_fn+0x272/0x920
[  443.932398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.936639]  ? process_timeout+0x40/0x40
[  443.940711]  ? mark_held_locks+0xc7/0x130
[  443.944862]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.949361]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.953859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.958092]  ? lockdep_hardirqs_on+0x296/0x5b0
[  443.962679]  ? trace_hardirqs_on+0xbd/0x310
[  443.967012]  ? kasan_check_read+0x11/0x20
[  443.971158]  ? __run_timers+0x7da/0xc70
[  443.975145]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.980250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.984492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.988729]  __run_timers+0x7e5/0xc70
[  443.992545]  ? timer_fixup_init+0x70/0x70
[  443.996695]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.001718]  ? zap_class+0x640/0x640
[  444.005438]  ? print_usage_bug+0xc0/0xc0
[  444.009503]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.014707]  ? find_held_lock+0x36/0x1c0
[  444.018775]  ? zap_class+0x640/0x640
[  444.022499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.028041]  ? check_preemption_disabled+0x48/0x280
[  444.033083]  ? __lock_is_held+0xb5/0x140
[  444.037167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.042709]  ? check_preemption_disabled+0x48/0x280
[  444.047759]  run_timer_softirq+0x52/0xb0
[  444.051820]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.056866]  __do_softirq+0x308/0xb7e
[  444.060670]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.065179]  ? lock_downgrade+0x900/0x900
[  444.069336]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  444.074451]  ? pvclock_read_flags+0x160/0x160
[  444.078951]  ? lapic_next_event+0x5a/0x90
[  444.083105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.088649]  ? kvm_clock_read+0x18/0x30
[  444.092625]  ? kvm_sched_clock_read+0x9/0x20
[  444.097037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.102580]  ? check_preemption_disabled+0x48/0x280
[  444.107609]  irq_exit+0x17f/0x1c0
[  444.111073]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.115915]  ? smp_reschedule_interrupt+0x109/0x650
[  444.120949]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.126844]  ? interrupt_entry+0xb5/0xc0
[  444.130940]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.135957]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.140996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.145843]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.150863]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.155882]  ? task_prio+0x50/0x50
[  444.159428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.164982]  ? check_preemption_disabled+0x48/0x280
[  444.170020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.174881]  apic_timer_interrupt+0xf/0x20
[  444.179108]  </IRQ>
[  444.181351] RIP: 0010:console_unlock+0xffa/0x1160
[  444.186226] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  444.205125] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  444.212833] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  444.220099] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  444.227364] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  444.234634] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  444.241926] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  444.249215]  ? netconsole_netdev_event+0x280/0x280
[  444.254157]  ? console_unlock+0xff1/0x1160
[  444.258415]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  444.263094]  ? lock_release+0xa00/0xa00
[  444.267086]  ? interrupt_entry+0xc0/0xc0
[  444.271178]  vprintk_emit+0x33d/0x930
[  444.274981]  ? wake_up_klogd+0x180/0x180
[  444.279046]  ? attach_entity_load_avg+0x810/0x860
[  444.283899]  ? __lock_acquire+0x600/0x4c20
[  444.288136]  ? mark_held_locks+0x130/0x130
[  444.292369]  ? print_usage_bug+0xc0/0xc0
[  444.296439]  ? find_held_lock+0x36/0x1c0
[  444.300519]  ? mark_held_locks+0xc7/0x130
[  444.304672]  vprintk_default+0x28/0x30
[  444.308560]  vprintk_func+0x7e/0x181
[  444.312275]  printk+0xa7/0xcf
[  444.315384]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  444.320159]  show_free_areas.cold.118+0x1e0b/0x215d
[  444.325198]  ? si_meminfo_node+0x260/0x260
[  444.329439]  ? __lock_acquire+0x62f/0x4c20
[  444.333676]  ? __lock_acquire+0x62f/0x4c20
[  444.337909]  ? __lock_is_held+0xb5/0x140
[  444.341981]  ? mark_held_locks+0x130/0x130
[  444.346220]  ? zap_class+0x640/0x640
[  444.349937]  ? put_dec+0x3b/0xf0
[  444.353307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.358860]  ? find_held_lock+0x36/0x1c0
[  444.362950]  ? serial8250_console_write+0x8b3/0xb10
[  444.367971]  ? lock_downgrade+0x900/0x900
[  444.372120]  ? zap_class+0x640/0x640
[  444.375833]  ? zap_class+0x640/0x640
[  444.379567]  ? print_usage_bug+0xc0/0xc0
[  444.383628]  ? do_raw_spin_unlock+0xa7/0x330
[  444.388040]  ? trace_hardirqs_on+0x310/0x310
[  444.392454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.397999]  ? find_held_lock+0x36/0x1c0
[  444.402090]  ? mark_held_locks+0xc7/0x130
[  444.406242]  ? console_unlock+0xfcd/0x1160
[  444.410476]  ? netconsole_netdev_event+0x280/0x280
[  444.415406]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  444.419989]  ? trace_hardirqs_on+0xbd/0x310
[  444.424311]  ? vprintk_emit+0x33d/0x930
[  444.428292]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.433416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.438959]  ? netconsole_netdev_event+0x280/0x280
[  444.443890]  ? console_unlock+0x8d8/0x1160
[  444.448139]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  444.452809]  ? lock_release+0xa00/0xa00
[  444.456805]  ? preempt_count_add+0xbc/0x1b0
[  444.461123]  ? wake_up_klogd+0x11a/0x180
[  444.465214]  ? console_device+0xc0/0xc0
[  444.469206]  ? vprintk_emit+0x268/0x930
[  444.473190]  ? wake_up_klogd+0x180/0x180
[  444.477254]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.482184]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.486942]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.492409]  ? retint_kernel+0x1b/0x2d
[  444.496334]  ? trace_hardirqs_on+0x310/0x310
[  444.500756]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.505535]  ? trace_initcall_level+0x80/0x31b
[  444.510117]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  444.514879]  ? show_mem+0x1e/0x17b
[  444.518463]  show_mem+0x34/0x17b
[  444.521880]  dump_header+0x2f1/0xf72
[  444.525615]  ? mark_held_locks+0x130/0x130
[  444.529850]  ? pagefault_out_of_memory+0x197/0x197
[  444.534786]  ? __lock_acquire+0x62f/0x4c20
[  444.539022]  ? zap_class+0x640/0x640
[  444.542775]  ? percpu_ref_get_many+0x240/0x240
[  444.547366]  ? print_usage_bug+0xc0/0xc0
[  444.551432]  ? print_usage_bug+0xc0/0xc0
[  444.555497]  ? zap_class+0x640/0x640
[  444.559217]  ? print_usage_bug+0xc0/0xc0
[  444.563279]  ? print_usage_bug+0xc0/0xc0
[  444.567356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.572897]  ? find_held_lock+0x36/0x1c0
[  444.576981]  ? mark_held_locks+0xc7/0x130
[  444.581132]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.586233]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.591339]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  444.595920]  ? trace_hardirqs_on+0xbd/0x310
[  444.600242]  ? kasan_check_read+0x11/0x20
[  444.604385]  ? ___ratelimit+0x3b4/0x672
[  444.608359]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.613463]  ? trace_hardirqs_on+0x310/0x310
[  444.617876]  ? lock_downgrade+0x900/0x900
[  444.622031]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.627153]  ? ___ratelimit+0x3b9/0x672
[  444.631127]  ? idr_get_free+0xec0/0xec0
[  444.635119]  ? find_held_lock+0x36/0x1c0
[  444.639207]  oom_kill_process.cold.27+0x10/0x903
[  444.643961]  ? zap_class+0x640/0x640
[  444.647673]  ? check_preemption_disabled+0x48/0x280
[  444.652695]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.657626]  ? kasan_check_read+0x11/0x20
[  444.661789]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.667072]  ? oom_evaluate_task+0x540/0x540
[  444.671488]  ? find_held_lock+0x36/0x1c0
[  444.675559]  ? out_of_memory+0x974/0x1430
[  444.679714]  ? lock_downgrade+0x900/0x900
[  444.683873]  ? check_preemption_disabled+0x48/0x280
[  444.688895]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.693826]  ? kasan_check_read+0x11/0x20
[  444.697975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.703255]  ? rcu_softirq_qs+0x20/0x20
[  444.707230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.712795]  ? oom_evaluate_task+0x302/0x540
[  444.717220]  out_of_memory+0xa84/0x1430
[  444.721205]  ? oom_killer_disable+0x3a0/0x3a0
[  444.725716]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  444.730651]  ? __mutex_add_waiter+0x2a0/0x2a0
[  444.735163]  __alloc_pages_slowpath+0x22d4/0x2d70
[  444.740040]  ? warn_alloc+0x120/0x120
[  444.743897]  ? rcu_softirq_qs+0x20/0x20
[  444.747938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.753479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.759023]  ? should_fail+0x22d/0xd01
[  444.762923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.768030]  ? zap_class+0x640/0x640
[  444.771777]  ? __lock_is_held+0xb5/0x140
[  444.775855]  ? mark_held_locks+0x130/0x130
[  444.780094]  ? lock_release+0xa00/0xa00
[  444.784077]  ? perf_trace_sched_process_exec+0x860/0x860
[  444.789557]  ? __might_sleep+0x95/0x190
[  444.793540]  __alloc_pages_nodemask+0xa80/0xde0
[  444.798227]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  444.803244]  ? __page_cache_alloc+0x191/0x5c0
[  444.807754]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.812688]  ? kasan_check_read+0x11/0x20
[  444.816842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.822139]  ? zap_class+0x640/0x640
[  444.825877]  ? zap_class+0x640/0x640
[  444.829589]  ? zap_class+0x640/0x640
[  444.833306]  ? __do_page_cache_readahead+0x7ce/0x980
[  444.838419]  ? find_held_lock+0x36/0x1c0
[  444.842487]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  444.848046]  alloc_pages_current+0x173/0x350
[  444.852716]  __page_cache_alloc+0x38c/0x5c0
[  444.857037]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.862027]  ? kasan_check_read+0x11/0x20
[  444.866184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.871478]  ? generic_perform_write+0x6a0/0x6a0
[  444.876236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.881779]  ? check_preemption_disabled+0x48/0x280
[  444.886804]  filemap_fault+0x1594/0x25f0
[  444.890878]  ? __lock_page_or_retry+0xa00/0xa00
[  444.895551]  ? mark_held_locks+0x130/0x130
[  444.899787]  ? rcu_softirq_qs+0x20/0x20
[  444.903775]  ? kasan_check_read+0x11/0x20
[  444.907927]  ? rcu_softirq_qs+0x20/0x20
[  444.911909]  ? filemap_map_pages+0xe04/0x1990
[  444.916409]  ? print_usage_bug+0xc0/0xc0
[  444.920505]  ? unwind_get_return_address+0x61/0xa0
[  444.925440]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  444.930378]  ? print_usage_bug+0xc0/0xc0
[  444.934447]  ? print_usage_bug+0xc0/0xc0
[  444.938514]  ? __lock_acquire+0x62f/0x4c20
[  444.942752]  ? save_stack+0x43/0xd0
[  444.946383]  ? __kasan_slab_free+0x102/0x150
[  444.950790]  ? kasan_slab_free+0xe/0x10
[  444.954765]  ? kmem_cache_free+0x83/0x290
[  444.958913]  ? __sigqueue_free.part.29+0x74/0x90
[  444.963686]  ? lock_acquire+0x1ed/0x520
[  444.967665]  ? ext4_filemap_fault+0x7a/0xad
[  444.971992]  ? lock_release+0xa00/0xa00
[  444.975964]  ? perf_trace_sched_process_exec+0x860/0x860
[  444.981422]  ? print_usage_bug+0xc0/0xc0
[  444.985485]  ? print_usage_bug+0xc0/0xc0
[  444.989559]  ? down_read+0x8d/0x120
[  444.993183]  ? ext4_filemap_fault+0x7a/0xad
[  444.997543]  ? __down_interruptible+0x700/0x700
[  445.002221]  ext4_filemap_fault+0x82/0xad
[  445.006394]  __do_fault+0x100/0x6b0
[  445.010046]  ? pmd_devmap_trans_unstable+0x220/0x220
[  445.015163]  ? mark_held_locks+0x130/0x130
[  445.019404]  ? mark_held_locks+0x130/0x130
[  445.023641]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  445.029180]  ? rcu_pm_notify+0xc0/0xc0
[  445.033120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.038682]  __handle_mm_fault+0x307c/0x5920
[  445.043123]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  445.048142]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.052639]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  445.057254]  ? trace_hardirqs_on+0xbd/0x310
[  445.061576]  ? kasan_check_read+0x11/0x20
[  445.065723]  ? __set_current_blocked+0xdf/0x120
[  445.070399]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.075516]  ? zap_class+0x640/0x640
[  445.079231]  ? zap_class+0x640/0x640
[  445.082956]  ? find_held_lock+0x36/0x1c0
[  445.087028]  ? handle_mm_fault+0x42a/0xc70
[  445.091272]  ? lock_downgrade+0x900/0x900
[  445.095421]  ? check_preemption_disabled+0x48/0x280
[  445.100446]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.105376]  ? kasan_check_read+0x11/0x20
[  445.109532]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.114811]  ? rcu_softirq_qs+0x20/0x20
[  445.118787]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.123892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.129432]  ? check_preemption_disabled+0x48/0x280
[  445.134462]  handle_mm_fault+0x54f/0xc70
[  445.138533]  ? __handle_mm_fault+0x5920/0x5920
[  445.143130]  ? find_vma+0x34/0x190
[  445.146677]  __do_page_fault+0x5e8/0xe60
[  445.150740]  ? exit_to_usermode_loop+0x1f4/0x380
[  445.155507]  do_page_fault+0xf2/0x7e0
[  445.159309]  ? vmalloc_sync_all+0x30/0x30
[  445.163466]  ? error_entry+0x70/0xd0
[  445.167184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.172201]  ? trace_hardirqs_on_caller+0xc0/0x310
[  445.177134]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.182070]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.186918]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.191933]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.197390]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.202410]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.207433]  ? page_fault+0x8/0x30
[  445.210977]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.215828]  ? page_fault+0x8/0x30
[  445.219399]  page_fault+0x1e/0x30
[  445.222854] RIP: 0033:0x45db60
[  445.226063] Code: Bad RIP value.
[  445.229424] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  445.234790] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  445.242065] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  445.249340] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  445.256607] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  445.263870] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  445.271167] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  445.271172] warn_alloc_show_mem: 1 callbacks suppressed
[  445.271180] Mem-Info:
[  445.278193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.283559] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  445.283559]  active_file:14 inactive_file:14 isolated_file:0
[  445.283559]  unevictable:0 dirty:0 writeback:0 unstable:0
[  445.283559]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  445.283559]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  445.283559]  free:13738 free_pcp:524 free_cma:0
[  445.285934] Call Trace:
[  445.295324] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  445.328260]  <IRQ>
[  445.330835] Node 0 
[  445.358419]  dump_stack+0x244/0x39d
[  445.360568] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  445.362777]  ? dump_stack_print_info.cold.1+0x20/0x20
[  445.366395] lowmem_reserve[]:
[  445.391903]  warn_alloc.cold.117+0xb7/0x1bd
[  445.397066]  0
[  445.400185]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.404481]  2818
[  445.406283]  ? lock_downgrade+0x900/0x900
[  445.411099]  6321
[  445.413160]  ? trace_hardirqs_off+0xb8/0x310
[  445.417276]  6321
[  445.419337]  ? trace_hardirqs_off+0xb8/0x310
[  445.425783]  __alloc_pages_slowpath+0x2660/0x2d70
[  445.430161] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  445.435128]  ? warn_alloc+0x120/0x120
[  445.435147]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.462448] lowmem_reserve[]:
[  445.466242]  ? warn_alloc+0x120/0x120
[  445.471235]  0
[  445.474334]  ? print_usage_bug+0xc0/0xc0
[  445.478113]  0
[  445.479911]  ? warn_alloc+0x120/0x120
[  445.483946]  3503
[  445.485755]  ? print_usage_bug+0xc0/0xc0
[  445.489542]  3503
[  445.491610]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.495644] Node 0 
[  445.497712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.502908] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  445.505112]  ? should_fail+0x22d/0xd01
[  445.510642] lowmem_reserve[]:
[  445.539178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.543075]  0
[  445.546209]  ? __lock_acquire+0x62f/0x4c20
[  445.551304]  0
[  445.553101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.557313]  0
[  445.559112]  ? should_fail+0x22d/0xd01
[  445.564195]  0
[  445.565998]  ? mark_held_locks+0x130/0x130
[  445.571653]  ? mark_held_locks+0x130/0x130
[  445.575873] Node 0 
[  445.580099]  ? print_usage_bug+0xc0/0xc0
[  445.580108] DMA: 
[  445.582345]  ? find_held_lock+0x36/0x1c0
[  445.586408] 1*4kB 
[  445.588466]  ? zap_class+0x640/0x640
[  445.592520] (U) 
[  445.594695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.598379] 0*8kB 
[  445.600382]  ? check_preemption_disabled+0x48/0x280
[  445.605912] 0*16kB 
[  445.608069]  ? __lock_is_held+0xb5/0x140
[  445.613081] 1*32kB 
[  445.615314]  __alloc_pages_nodemask+0xa80/0xde0
[  445.619367] (U) 
[  445.621594]  ? zap_class+0x640/0x640
[  445.626240] 2*64kB 
[  445.628211]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  445.631900] (U) 
[  445.634138]  ? find_held_lock+0x36/0x1c0
[  445.639126] 1*128kB 
[  445.641102]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.645133] (U) 
[  445.647450]  ? lock_downgrade+0x900/0x900
[  445.652097] 1*256kB 
[  445.654085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.658207] (U) 
[  445.660524]  cache_grow_begin+0xa5/0x8c0
[  445.666035] 0*512kB 
[  445.668009]  ? do_raw_spin_unlock+0xa7/0x330
[  445.672044] 1*1024kB 
[  445.674374]  fallback_alloc+0x204/0x2e0
[  445.678754] (U) 
[  445.681161]  ____cache_alloc_node+0x1c7/0x1e0
[  445.685107] 1*2048kB 
[  445.687086]  kmem_cache_alloc_node+0xe3/0x730
[  445.691555] (M) 
[  445.693959]  ? mark_held_locks+0xc7/0x130
[  445.698430] 3*4096kB 
[  445.700405]  __alloc_skb+0x119/0x770
[  445.704522] (M) 
[  445.706925]  ? netdev_alloc_frag+0x1f0/0x1f0
[  445.710617] = 15908kB
[  445.712589]  ? do_raw_spin_trylock+0x270/0x270
[  445.716975] Node 0 
[  445.719546]  ? kmem_cache_alloc_trace+0x353/0x750
[  445.724104] DMA32: 
[  445.726333]  ? queue_work_on+0x12c/0x1e0
[  445.731156] 5*4kB 
[  445.733394]  ? switchdev_port_obj_del+0xdc/0x440
[  445.737432] (UM) 
[  445.739577]  ? switchdev_trans_item_enqueue+0x260/0x260
[  445.744307] 1*8kB 
[  445.746367]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.751708] (U) 
[  445.753863]  __br_mdb_notify+0x4ff/0x15d0
[  445.758864] 3*16kB 
[  445.760843]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.764958] (UM) 
[  445.767197]  ? __br_mdb_add+0x7f0/0x7f0
[  445.772273] 2*32kB 
[  445.774328]  ? mark_held_locks+0x130/0x130
[  445.778283] (UM) 
[  445.780518]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.784727] 4*64kB 
[  445.786783]  ? debug_object_assert_init+0x368/0x4b0
[  445.791863] (UM) 
[  445.794096]  ? debug_object_init_on_stack+0x20/0x20
[  445.799089] 5*128kB 
[  445.801144]  ? zap_class+0x640/0x640
[  445.806136] (UM) 
[  445.808454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.812142] 4*256kB 
[  445.814202]  br_mdb_notify+0x310/0x410
[  445.819727] (UM) 
[  445.822082]  ? br_mdb_dump+0x27b0/0x27b0
[  445.825952] 3*512kB 
[  445.828046]  br_multicast_del_pg+0x3df/0x790
[  445.832077] (M) 
[  445.834404]  ? br_mdb_ip_get+0x940/0x940
[  445.838823] 3*1024kB 
[  445.840836]  ? rwlock_bug.part.2+0x90/0x90
[  445.844870] (UM) 
[  445.847289]  ? __lock_is_held+0xb5/0x140
[  445.851503] 3*2048kB 
[  445.853565]  br_multicast_port_group_expired+0x189/0x1e0
[  445.857594] (UM) 
[  445.860002]  call_timer_fn+0x272/0x920
[  445.865430] 3*4096kB 
[  445.867489]  ? br_multicast_del_pg+0x790/0x790
[  445.871371] (M) 
[  445.873792]  ? process_timeout+0x40/0x40
[  445.878368] = 25100kB
[  445.880344]  ? __run_timers+0x7da/0xc70
[  445.884380] Node 0 
[  445.886811]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.890760] Normal: 
[  445.892991]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.897466] 922*4kB 
[  445.899785]  ? br_multicast_del_pg+0x790/0x790
[  445.904254] (UMEH) 
[  445.906574]  ? lockdep_hardirqs_on+0x296/0x5b0
[  445.911131] 452*8kB 
[  445.913361]  ? trace_hardirqs_on+0xbd/0x310
[  445.917961] (UME) 
[  445.920280]  ? kasan_check_read+0x11/0x20
[  445.924576] 175*16kB 
[  445.926725]  ? __run_timers+0x7da/0xc70
[  445.930864] (UMEH) 
[  445.933284]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.937237] 86*32kB 
[  445.939467]  ? br_multicast_del_pg+0x790/0x790
[  445.944543] (UMEH) 
[  445.946871]  ? br_multicast_del_pg+0x790/0x790
[  445.951430] 11*64kB 
[  445.953660]  __run_timers+0x7e5/0xc70
[  445.958216] (MH) 
[  445.960542]  ? timer_fixup_init+0x70/0x70
[  445.964313] 1*128kB 
[  445.966370]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.970494] (H) 
[  445.972811]  ? zap_class+0x640/0x640
[  445.977804] 1*256kB 
[  445.979781]  ? enqueue_hrtimer+0x1a5/0x560
[  445.983468] (H) 
[  445.985812]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.990041] 0*512kB 
[  445.992044]  ? find_held_lock+0x36/0x1c0
[  445.997218] 0*1024kB 
[  445.999538]  ? zap_class+0x640/0x640
[  446.003579] 0*2048kB 
[  446.005984]  ? pvclock_read_flags+0x160/0x160
[  446.009675] 0*4096kB 
[  446.012085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.016555] = 13944kB
[  446.018960]  ? check_preemption_disabled+0x48/0x280
[  446.024476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.026886]  ? __lock_is_held+0xb5/0x140
[  446.031879] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.040711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.044749] 2312 total pagecache pages
[  446.053315]  ? check_preemption_disabled+0x48/0x280
[  446.058855] 0 pages in swap cache
[  446.062732]  run_timer_softirq+0x52/0xb0
[  446.067724] Swap cache stats: add 0, delete 0, find 0/0
[  446.071167]  ? rcu_read_lock_sched_held+0x14f/0x180
[  446.075219] Free swap  = 0kB
[  446.080573]  __do_softirq+0x308/0xb7e
[  446.085568] Total swap = 0kB
[  446.088582]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.092369] 1965979 pages RAM
[  446.095380]  ? lock_downgrade+0x900/0x900
[  446.099867] 0 pages HighMem/MovableOnly
[  446.102964]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  446.107092] 342867 pages reserved
[  446.111070]  ? pvclock_read_flags+0x160/0x160
[  446.116147] 0 pages cma reserved
[  446.119593]  ? lapic_next_event+0x5a/0x90
[  446.124149] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.127438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.131804] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.138331]  ? kvm_clock_read+0x18/0x30
[  446.143883] syz-fuzzer cpuset=
[  446.154100]  ? kvm_sched_clock_read+0x9/0x20
[  446.158049] /
[  446.161245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.165648]  mems_allowed=0
[  446.167359]  ? check_preemption_disabled+0x48/0x280
[  446.180850]  irq_exit+0x17f/0x1c0
[  446.184308]  smp_apic_timer_interrupt+0x1cb/0x760
[  446.189153]  ? smp_reschedule_interrupt+0x109/0x650
[  446.194183]  ? smp_call_function_single_interrupt+0x650/0x650
[  446.200074]  ? interrupt_entry+0xb5/0xc0
[  446.204139]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.209157]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.214179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.219021]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.224045]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.229079]  ? task_prio+0x50/0x50
[  446.232818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.238363]  ? check_preemption_disabled+0x48/0x280
[  446.243387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.248240]  apic_timer_interrupt+0xf/0x20
[  446.252467]  </IRQ>
[  446.254708] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  446.259641] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  446.278542] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  446.286271] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  446.293542] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  446.300807] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  446.308088] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  446.315356] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  446.322665]  skb_clone+0x1bb/0x500
[  446.326209]  ? skb_split+0x11e0/0x11e0
[  446.330107]  ? check_preemption_disabled+0x48/0x280
[  446.335625]  ? __this_cpu_preempt_check+0x1c/0x20
[  446.340472]  ? __bpf_redirect+0x54b/0xb20
[  446.344631]  bpf_clone_redirect+0xb9/0x490
[  446.348913]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  446.353958]  ? __sched_text_start+0x8/0x8
[  446.358136]  ? find_held_lock+0x36/0x1c0
[  446.362221]  ? lock_acquire+0x1ed/0x520
[  446.366200]  ? bpf_test_run+0x3cb/0x780
[  446.370176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.375711]  ? check_preemption_disabled+0x48/0x280
[  446.380854]  ? kasan_check_read+0x11/0x20
[  446.385006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.390287]  ? rcu_softirq_qs+0x20/0x20
[  446.394280]  ? preempt_schedule+0x4d/0x60
[  446.398431]  ? ___preempt_schedule+0x16/0x18
[  446.402868]  ? bpf_test_run+0x25d/0x780
[  446.406872]  ? netlink_diag_dump+0x2a0/0x2a0
[  446.411287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.416825]  ? bpf_test_init.isra.10+0x70/0x100
[  446.421523]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  446.426293]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  446.431138]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  446.436903]  ? fput+0x130/0x1a0
[  446.440188]  ? __bpf_prog_get+0x9b/0x290
[  446.444252]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  446.449126]  ? bpf_prog_test_run+0x130/0x1a0
[  446.453555]  ? __x64_sys_bpf+0x3d8/0x520
[  446.457616]  ? bpf_prog_get+0x20/0x20
[  446.461440]  ? do_syscall_64+0x1b9/0x820
[  446.465504]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  446.470875]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.475807]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.480833]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  446.485854]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  446.492530]  ? __switch_to_asm+0x40/0x70
[  446.496589]  ? __switch_to_asm+0x34/0x70
[  446.500660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.505515]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  446.510900] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  446.511065] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.517592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.528081] syz-executor3 cpuset=
[  446.537416] Call Trace:
[  446.537426] syz3
[  446.540886]  <IRQ>
[  446.543474]  mems_allowed=0
[  446.545444]  dump_stack+0x244/0x39d
[  446.554128]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.559338]  warn_alloc.cold.117+0xb7/0x1bd
[  446.563667]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.568514]  ? lock_downgrade+0x900/0x900
[  446.572671]  ? trace_hardirqs_off+0xb8/0x310
[  446.577095]  ? trace_hardirqs_off+0xb8/0x310
[  446.581515]  __alloc_pages_slowpath+0x2660/0x2d70
[  446.586390]  ? warn_alloc+0x120/0x120
[  446.590199]  ? warn_alloc+0x120/0x120
[  446.594005]  ? print_usage_bug+0xc0/0xc0
[  446.598075]  ? warn_alloc+0x120/0x120
[  446.601880]  ? print_usage_bug+0xc0/0xc0
[  446.605944]  ? __lock_acquire+0x62f/0x4c20
[  446.610178]  ? __lock_acquire+0x62f/0x4c20
[  446.614412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.619951]  ? check_preemption_disabled+0x48/0x280
[  446.624970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.630519]  ? should_fail+0x22d/0xd01
[  446.634412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.639518]  ? __lock_acquire+0x62f/0x4c20
[  446.643758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.648861]  ? __lock_acquire+0x62f/0x4c20
[  446.653126]  ? should_fail+0x22d/0xd01
[  446.657023]  ? zap_class+0x640/0x640
[  446.660752]  ? mark_held_locks+0x130/0x130
[  446.664991]  ? mark_held_locks+0x130/0x130
[  446.669232]  ? zap_class+0x640/0x640
[  446.672948]  ? print_usage_bug+0xc0/0xc0
[  446.677011]  ? clockevents_program_event+0x158/0x370
[  446.682140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.687680]  ? check_preemption_disabled+0x48/0x280
[  446.692705]  ? __lock_is_held+0xb5/0x140
[  446.696770]  __alloc_pages_nodemask+0xa80/0xde0
[  446.701439]  ? zap_class+0x640/0x640
[  446.705160]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  446.710186]  ? find_held_lock+0x36/0x1c0
[  446.714255]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.718927]  ? lock_downgrade+0x900/0x900
[  446.723092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.728637]  cache_grow_begin+0xa5/0x8c0
[  446.732702]  ? do_raw_spin_unlock+0xa7/0x330
[  446.737139]  fallback_alloc+0x204/0x2e0
[  446.741123]  ____cache_alloc_node+0x1c7/0x1e0
[  446.745624]  kmem_cache_alloc_node+0xe3/0x730
[  446.750127]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.754377]  __alloc_skb+0x119/0x770
[  446.758128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.763423]  ? netdev_alloc_frag+0x1f0/0x1f0
[  446.767831]  ? lock_downgrade+0x900/0x900
[  446.771989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.777533]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.782992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.788456]  ? addrconf_rs_timer+0x690/0x690
[  446.792878]  ndisc_alloc_skb+0x144/0x340
[  446.796948]  ndisc_send_rs+0x331/0x6e0
[  446.800839]  addrconf_rs_timer+0x314/0x690
[  446.805087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.809342]  call_timer_fn+0x272/0x920
[  446.813232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.817469]  ? process_timeout+0x40/0x40
[  446.821546]  ? mark_held_locks+0xc7/0x130
[  446.825698]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.830196]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.834694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.838933]  ? lockdep_hardirqs_on+0x296/0x5b0
[  446.843518]  ? trace_hardirqs_on+0xbd/0x310
[  446.847841]  ? kasan_check_read+0x11/0x20
[  446.852153]  ? __run_timers+0x7da/0xc70
[  446.856139]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.861252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.865492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.869731]  __run_timers+0x7e5/0xc70
[  446.873551]  ? timer_fixup_init+0x70/0x70
[  446.877752]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.882825]  ? zap_class+0x640/0x640
[  446.886557]  ? print_usage_bug+0xc0/0xc0
[  446.890623]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.895834]  ? find_held_lock+0x36/0x1c0
[  446.899920]  ? zap_class+0x640/0x640
[  446.903640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.909182]  ? check_preemption_disabled+0x48/0x280
[  446.914213]  ? __lock_is_held+0xb5/0x140
[  446.918285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.923858]  ? check_preemption_disabled+0x48/0x280
[  446.928878]  run_timer_softirq+0x52/0xb0
[  446.932939]  ? rcu_read_lock_sched_held+0x14f/0x180
[  446.937961]  __do_softirq+0x308/0xb7e
[  446.941764]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.946260]  ? lock_downgrade+0x900/0x900
[  446.950415]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  446.955525]  ? pvclock_read_flags+0x160/0x160
[  446.960024]  ? lapic_next_event+0x5a/0x90
[  446.964185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.969729]  ? kvm_clock_read+0x18/0x30
[  446.973704]  ? kvm_sched_clock_read+0x9/0x20
[  446.978120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.983655]  ? check_preemption_disabled+0x48/0x280
[  446.988682]  irq_exit+0x17f/0x1c0
[  446.992138]  smp_apic_timer_interrupt+0x1cb/0x760
[  446.996984]  ? smp_reschedule_interrupt+0x109/0x650
[  447.002006]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.007894]  ? interrupt_entry+0xb5/0xc0
[  447.011955]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.016972]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.021997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.026845]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.031863]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.036870]  ? task_prio+0x50/0x50
[  447.040415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.045958]  ? check_preemption_disabled+0x48/0x280
[  447.050997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.055853]  apic_timer_interrupt+0xf/0x20
[  447.060091]  </IRQ>
[  447.062338] RIP: 0010:console_unlock+0xffa/0x1160
[  447.067204] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  447.086136] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  447.093845] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  447.101111] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  447.108382] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  447.115648] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  447.122914] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  447.130190]  ? netconsole_netdev_event+0x280/0x280
[  447.135132]  ? console_unlock+0xff1/0x1160
[  447.139394]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  447.144086]  ? lock_release+0xa00/0xa00
[  447.148075]  ? interrupt_entry+0xc0/0xc0
[  447.152155]  vprintk_emit+0x33d/0x930
[  447.155961]  ? wake_up_klogd+0x180/0x180
[  447.160041]  ? attach_entity_load_avg+0x810/0x860
[  447.164900]  ? __lock_acquire+0x600/0x4c20
[  447.169136]  ? mark_held_locks+0x130/0x130
[  447.173384]  ? print_usage_bug+0xc0/0xc0
[  447.177468]  ? find_held_lock+0x36/0x1c0
[  447.181538]  ? mark_held_locks+0xc7/0x130
[  447.185691]  vprintk_default+0x28/0x30
[  447.189581]  vprintk_func+0x7e/0x181
[  447.193299]  printk+0xa7/0xcf
[  447.196409]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  447.201184]  show_free_areas.cold.118+0x1e0b/0x215d
[  447.206224]  ? si_meminfo_node+0x260/0x260
[  447.210466]  ? __lock_acquire+0x62f/0x4c20
[  447.214704]  ? __lock_acquire+0x62f/0x4c20
[  447.218940]  ? __lock_is_held+0xb5/0x140
[  447.223038]  ? mark_held_locks+0x130/0x130
[  447.227317]  ? zap_class+0x640/0x640
[  447.231078]  ? put_dec+0x3b/0xf0
[  447.234451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.239998]  ? find_held_lock+0x36/0x1c0
[  447.244138]  ? serial8250_console_write+0x8b3/0xb10
[  447.249185]  ? lock_downgrade+0x900/0x900
[  447.253348]  ? zap_class+0x640/0x640
[  447.257079]  ? zap_class+0x640/0x640
[  447.260796]  ? print_usage_bug+0xc0/0xc0
[  447.264865]  ? do_raw_spin_unlock+0xa7/0x330
[  447.269275]  ? trace_hardirqs_on+0x310/0x310
[  447.273682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.279228]  ? find_held_lock+0x36/0x1c0
[  447.283302]  ? mark_held_locks+0xc7/0x130
[  447.287457]  ? console_unlock+0xfcd/0x1160
[  447.291693]  ? netconsole_netdev_event+0x280/0x280
[  447.296626]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  447.301217]  ? trace_hardirqs_on+0xbd/0x310
[  447.305539]  ? vprintk_emit+0x33d/0x930
[  447.309512]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.314619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.320164]  ? netconsole_netdev_event+0x280/0x280
[  447.325120]  ? console_unlock+0x8d8/0x1160
[  447.329385]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  447.334112]  ? lock_release+0xa00/0xa00
[  447.338095]  ? preempt_count_add+0xbc/0x1b0
[  447.342416]  ? wake_up_klogd+0x11a/0x180
[  447.346475]  ? console_device+0xc0/0xc0
[  447.350457]  ? vprintk_emit+0x268/0x930
[  447.354436]  ? wake_up_klogd+0x180/0x180
[  447.358526]  ? trace_hardirqs_on_caller+0xc0/0x310
[  447.363462]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.368218]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.373669]  ? retint_kernel+0x1b/0x2d
[  447.377555]  ? trace_hardirqs_on+0x310/0x310
[  447.382006]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.386785]  ? trace_initcall_level+0x80/0x31b
[  447.391366]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  447.396143]  ? show_mem+0x1e/0x17b
[  447.399684]  show_mem+0x34/0x17b
[  447.403053]  dump_header+0x2f1/0xf72
[  447.406781]  ? mark_held_locks+0x130/0x130
[  447.411015]  ? pagefault_out_of_memory+0x197/0x197
[  447.415950]  ? __lock_acquire+0x62f/0x4c20
[  447.420180]  ? zap_class+0x640/0x640
[  447.423896]  ? percpu_ref_get_many+0x240/0x240
[  447.428481]  ? print_usage_bug+0xc0/0xc0
[  447.432542]  ? print_usage_bug+0xc0/0xc0
[  447.436610]  ? zap_class+0x640/0x640
[  447.440325]  ? print_usage_bug+0xc0/0xc0
[  447.444402]  ? print_usage_bug+0xc0/0xc0
[  447.448472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.454025]  ? find_held_lock+0x36/0x1c0
[  447.458120]  ? mark_held_locks+0xc7/0x130
[  447.462286]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.467391]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.472494]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  447.477091]  ? trace_hardirqs_on+0xbd/0x310
[  447.481429]  ? kasan_check_read+0x11/0x20
[  447.485592]  ? ___ratelimit+0x3b4/0x672
[  447.489572]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.494675]  ? trace_hardirqs_on+0x310/0x310
[  447.499093]  ? lock_downgrade+0x900/0x900
[  447.503253]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  447.508361]  ? ___ratelimit+0x3b9/0x672
[  447.512343]  ? idr_get_free+0xec0/0xec0
[  447.516320]  ? find_held_lock+0x36/0x1c0
[  447.520401]  oom_kill_process.cold.27+0x10/0x903
[  447.525167]  ? zap_class+0x640/0x640
[  447.528883]  ? check_preemption_disabled+0x48/0x280
[  447.533909]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.538886]  ? kasan_check_read+0x11/0x20
[  447.543041]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.548363]  ? oom_evaluate_task+0x540/0x540
[  447.552791]  ? find_held_lock+0x36/0x1c0
[  447.556861]  ? out_of_memory+0x974/0x1430
[  447.561038]  ? lock_downgrade+0x900/0x900
[  447.565206]  ? check_preemption_disabled+0x48/0x280
[  447.570239]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.575165]  ? kasan_check_read+0x11/0x20
[  447.579346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.584652]  ? rcu_softirq_qs+0x20/0x20
[  447.588630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.594175]  ? oom_evaluate_task+0x302/0x540
[  447.598588]  out_of_memory+0xa84/0x1430
[  447.602572]  ? oom_killer_disable+0x3a0/0x3a0
[  447.607091]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  447.612026]  ? __mutex_add_waiter+0x2a0/0x2a0
[  447.616541]  __alloc_pages_slowpath+0x22d4/0x2d70
[  447.621418]  ? warn_alloc+0x120/0x120
[  447.625221]  ? rcu_softirq_qs+0x20/0x20
[  447.629220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.634762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.640299]  ? should_fail+0x22d/0xd01
[  447.644228]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.649341]  ? zap_class+0x640/0x640
[  447.653104]  ? __lock_is_held+0xb5/0x140
[  447.657195]  ? mark_held_locks+0x130/0x130
[  447.661434]  ? lock_release+0xa00/0xa00
[  447.665419]  ? perf_trace_sched_process_exec+0x860/0x860
[  447.670876]  ? __might_sleep+0x95/0x190
[  447.674853]  __alloc_pages_nodemask+0xa80/0xde0
[  447.679532]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  447.684554]  ? __page_cache_alloc+0x191/0x5c0
[  447.689088]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.694048]  ? kasan_check_read+0x11/0x20
[  447.698220]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.703519]  ? zap_class+0x640/0x640
[  447.707253]  ? zap_class+0x640/0x640
[  447.710965]  ? zap_class+0x640/0x640
[  447.714678]  ? __do_page_cache_readahead+0x7ce/0x980
[  447.720043]  ? find_held_lock+0x36/0x1c0
[  447.724118]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  447.729712]  alloc_pages_current+0x173/0x350
[  447.734137]  __page_cache_alloc+0x38c/0x5c0
[  447.738461]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.743390]  ? kasan_check_read+0x11/0x20
[  447.747558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.752842]  ? generic_perform_write+0x6a0/0x6a0
[  447.757601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.763140]  ? check_preemption_disabled+0x48/0x280
[  447.768165]  filemap_fault+0x1594/0x25f0
[  447.772243]  ? __lock_page_or_retry+0xa00/0xa00
[  447.776915]  ? mark_held_locks+0x130/0x130
[  447.781182]  ? rcu_softirq_qs+0x20/0x20
[  447.785158]  ? kasan_check_read+0x11/0x20
[  447.789333]  ? rcu_softirq_qs+0x20/0x20
[  447.793333]  ? filemap_map_pages+0xe04/0x1990
[  447.797883]  ? print_usage_bug+0xc0/0xc0
[  447.801964]  ? unwind_get_return_address+0x61/0xa0
[  447.806896]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  447.811841]  ? print_usage_bug+0xc0/0xc0
[  447.815925]  ? print_usage_bug+0xc0/0xc0
[  447.819989]  ? __lock_acquire+0x62f/0x4c20
[  447.824227]  ? save_stack+0x43/0xd0
[  447.827886]  ? __kasan_slab_free+0x102/0x150
[  447.832296]  ? kasan_slab_free+0xe/0x10
[  447.836275]  ? kmem_cache_free+0x83/0x290
[  447.840424]  ? __sigqueue_free.part.29+0x74/0x90
[  447.845210]  ? lock_acquire+0x1ed/0x520
[  447.849184]  ? ext4_filemap_fault+0x7a/0xad
[  447.853515]  ? lock_release+0xa00/0xa00
[  447.857490]  ? perf_trace_sched_process_exec+0x860/0x860
[  447.862942]  ? print_usage_bug+0xc0/0xc0
[  447.867003]  ? print_usage_bug+0xc0/0xc0
[  447.871084]  ? down_read+0x8d/0x120
[  447.874727]  ? ext4_filemap_fault+0x7a/0xad
[  447.879053]  ? __down_interruptible+0x700/0x700
[  447.883741]  ext4_filemap_fault+0x82/0xad
[  447.887892]  __do_fault+0x100/0x6b0
[  447.891524]  ? pmd_devmap_trans_unstable+0x220/0x220
[  447.896630]  ? mark_held_locks+0x130/0x130
[  447.900894]  ? mark_held_locks+0x130/0x130
[  447.905167]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  447.910705]  ? rcu_pm_notify+0xc0/0xc0
[  447.914603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.920146]  __handle_mm_fault+0x307c/0x5920
[  447.924563]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  447.929408]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.933908]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  447.938494]  ? trace_hardirqs_on+0xbd/0x310
[  447.942819]  ? kasan_check_read+0x11/0x20
[  447.946967]  ? __set_current_blocked+0xdf/0x120
[  447.951634]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.956753]  ? zap_class+0x640/0x640
[  447.960469]  ? zap_class+0x640/0x640
[  447.964188]  ? find_held_lock+0x36/0x1c0
[  447.968259]  ? handle_mm_fault+0x42a/0xc70
[  447.972501]  ? lock_downgrade+0x900/0x900
[  447.976648]  ? check_preemption_disabled+0x48/0x280
[  447.981682]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.986609]  ? kasan_check_read+0x11/0x20
[  447.990758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.996074]  ? rcu_softirq_qs+0x20/0x20
[  448.000050]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.005165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.010705]  ? check_preemption_disabled+0x48/0x280
[  448.015732]  handle_mm_fault+0x54f/0xc70
[  448.019800]  ? __handle_mm_fault+0x5920/0x5920
[  448.024393]  ? find_vma+0x34/0x190
[  448.027946]  __do_page_fault+0x5e8/0xe60
[  448.032003]  ? exit_to_usermode_loop+0x1f4/0x380
[  448.036766]  do_page_fault+0xf2/0x7e0
[  448.040572]  ? vmalloc_sync_all+0x30/0x30
[  448.044722]  ? error_entry+0x70/0xd0
[  448.048443]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.053458]  ? trace_hardirqs_on_caller+0xc0/0x310
[  448.058394]  ? syscall_return_slowpath+0x5e0/0x5e0
[  448.063322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.068173]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.073201]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.078663]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  448.083687]  ? prepare_exit_to_usermode+0x291/0x3b0
[  448.088711]  ? page_fault+0x8/0x30
[  448.092256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.097109]  ? page_fault+0x8/0x30
[  448.100655]  page_fault+0x1e/0x30
[  448.104174] RIP: 0033:0x45db60
[  448.107395] Code: Bad RIP value.
[  448.110755] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  448.116124] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  448.123393] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  448.130659] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  448.137927] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  448.145210] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  448.152507] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  448.152512] warn_alloc_show_mem: 1 callbacks suppressed
[  448.152519] Mem-Info:
[  448.159535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.164899] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  448.164899]  active_file:14 inactive_file:14 isolated_file:0
[  448.164899]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.164899]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  448.164899]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  448.164899]  free:13738 free_pcp:524 free_cma:0
[  448.167274] Call Trace:
[  448.176667] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.209833]  <IRQ>
[  448.212429] Node 0 
[  448.240183]  dump_stack+0x244/0x39d
[  448.242337] 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
[  448.244583]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.248188] lowmem_reserve[]:
[  448.273692]  warn_alloc.cold.117+0xb7/0x1bd
[  448.278862]  0
[  448.281961]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.286273]  2818
[  448.288095]  ? lock_downgrade+0x900/0x900
[  448.292911]  6321
[  448.294973]  ? trace_hardirqs_off+0xb8/0x310
[  448.299115]  6321
[  448.301190]  ? trace_hardirqs_off+0xb8/0x310
[  448.307632]  __alloc_pages_slowpath+0x2660/0x2d70
[  448.312014] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  448.316882]  ? warn_alloc+0x120/0x120
[  448.316900]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.344201] lowmem_reserve[]:
[  448.348038]  ? warn_alloc+0x120/0x120
[  448.353029]  0
[  448.356153]  ? print_usage_bug+0xc0/0xc0
[  448.359931]  0
[  448.361756]  ? warn_alloc+0x120/0x120
[  448.365808]  3503
[  448.367760]  ? print_usage_bug+0xc0/0xc0
[  448.371710]  3503
[  448.373772]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.379875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.385106] Node 0 
[  448.390629]  ? should_fail+0x22d/0xd01
[  448.390660] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  448.390667] lowmem_reserve[]:
[  448.392901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.396765]  0
[  448.425302]  ? __lock_acquire+0x62f/0x4c20
[  448.428384]  0
[  448.433754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.435532]  0
[  448.439760]  ? should_fail+0x22d/0xd01
[  448.441539]  0
[  448.446644]  ? mark_held_locks+0x130/0x130
[  448.452329]  ? mark_held_locks+0x130/0x130
[  448.454116] Node 0 
[  448.458340]  ? print_usage_bug+0xc0/0xc0
[  448.458357]  ? find_held_lock+0x36/0x1c0
[  448.462570] DMA: 
[  448.464802]  ? zap_class+0x640/0x640
[  448.468835] 1*4kB (U) 
[  448.472916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.474956] 0*8kB 
[  448.478662]  ? check_preemption_disabled+0x48/0x280
[  448.481146] 0*16kB 
[  448.486680]  ? __lock_is_held+0xb5/0x140
[  448.488812] 1*32kB (U) 
[  448.493840]  __alloc_pages_nodemask+0xa80/0xde0
[  448.496045] 2*64kB 
[  448.500103]  ? zap_class+0x640/0x640
[  448.502666] (U) 
[  448.507327]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  448.509542] 1*128kB 
[  448.513253]  ? find_held_lock+0x36/0x1c0
[  448.515219] (U) 
[  448.520237]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.522530] 1*256kB 
[  448.526584]  ? lock_downgrade+0x900/0x900
[  448.528539] (U) 
[  448.533442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.535739] 0*512kB 
[  448.539898]  cache_grow_begin+0xa5/0x8c0
[  448.541873] 1*1024kB 
[  448.547450]  ? do_raw_spin_unlock+0xa7/0x330
[  448.549756] (U) 
[  448.553814]  fallback_alloc+0x204/0x2e0
[  448.556219] 1*2048kB 
[  448.560709]  ____cache_alloc_node+0x1c7/0x1e0
[  448.562659] (M) 
[  448.566628]  kmem_cache_alloc_node+0xe3/0x730
[  448.569012] 3*4096kB 
[  448.573501]  ? mark_held_locks+0xc7/0x130
[  448.575457] (M) 
[  448.579956]  __alloc_skb+0x119/0x770
[  448.582337] = 15908kB
[  448.586477]  ? netdev_alloc_frag+0x1f0/0x1f0
[  448.588432] Node 0 
[  448.592139]  ? do_raw_spin_trylock+0x270/0x270
[  448.594527] DMA32: 
[  448.598927]  ? kmem_cache_alloc_trace+0x353/0x750
[  448.601140] 5*4kB 
[  448.605714]  ? queue_work_on+0x12c/0x1e0
[  448.607943] (UM) 
[  448.612795]  ? switchdev_port_obj_del+0xdc/0x440
[  448.614921] 1*8kB 
[  448.618976]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.621014] (U) 
[  448.625768]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.627894] 3*16kB 
[  448.633443]  __br_mdb_notify+0x4ff/0x15d0
[  448.635404] (UM) 
[  448.640432]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.642647] 2*32kB 
[  448.646793]  ? __br_mdb_add+0x7f0/0x7f0
[  448.648824] (UM) 
[  448.653928]  ? mark_held_locks+0x130/0x130
[  448.656143] 4*64kB 
[  448.660664]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.662701] (UM) 
[  448.666929]  ? debug_object_assert_init+0x368/0x4b0
[  448.669142] 5*128kB 
[  448.674241]  ? debug_object_init_on_stack+0x20/0x20
[  448.676297] (UM) 
[  448.681322]  ? zap_class+0x640/0x640
[  448.683628] 4*256kB 
[  448.688641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.690679] (UM) 
[  448.694387]  br_mdb_notify+0x310/0x410
[  448.696685] 3*512kB 
[  448.702219]  ? br_mdb_dump+0x27b0/0x27b0
[  448.704258] (M) 
[  448.708149]  br_multicast_del_pg+0x3df/0x790
[  448.710457] 3*1024kB 
[  448.714520]  ? br_mdb_ip_get+0x940/0x940
[  448.716471] (UM) 
[  448.720874]  ? rwlock_bug.part.2+0x90/0x90
[  448.723261] 3*2048kB 
[  448.727316]  ? __lock_is_held+0xb5/0x140
[  448.729371] (UM) 
[  448.734070]  br_multicast_port_group_expired+0x189/0x1e0
[  448.736455] 3*4096kB 
[  448.740511]  call_timer_fn+0x272/0x920
[  448.742562] (M) 
[  448.748006]  ? br_multicast_del_pg+0x790/0x790
[  448.750393] = 25100kB
[  448.754289]  ? process_timeout+0x40/0x40
[  448.756240] Node 0 
[  448.760824]  ? __run_timers+0x7da/0xc70
[  448.763205] Normal: 
[  448.767262]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.769499] 922*4kB 
[  448.773501]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.775800] (UMEH) 
[  448.780293]  ? br_multicast_del_pg+0x790/0x790
[  448.782590] 452*8kB 
[  448.787092]  ? lockdep_hardirqs_on+0x296/0x5b0
[  448.789304] (UME) 
[  448.793887]  ? trace_hardirqs_on+0xbd/0x310
[  448.796186] 175*16kB 
[  448.800767]  ? kasan_check_read+0x11/0x20
[  448.802892] (UMEH) 
[  448.807210]  ? __run_timers+0x7da/0xc70
[  448.809593] 86*32kB 
[  448.813739]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.815971] (UMEH) 
[  448.819973]  ? br_multicast_del_pg+0x790/0x790
[  448.822287] 11*64kB 
[  448.827382]  ? br_multicast_del_pg+0x790/0x790
[  448.829595] (MH) 
[  448.834671]  __run_timers+0x7e5/0xc70
[  448.836974] 1*128kB 
[  448.841561]  ? timer_fixup_init+0x70/0x70
[  448.843595] (H) 
[  448.847402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.849884] 1*256kB (H) 
[  448.854038]  ? zap_class+0x640/0x640
[  448.855992] 0*512kB 
[  448.861002]  ? enqueue_hrtimer+0x1a5/0x560
[  448.863665] 0*1024kB 
[  448.867373]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.869691] 0*2048kB 
[  448.873937]  ? find_held_lock+0x36/0x1c0
[  448.876324] 0*4096kB 
[  448.881507]  ? zap_class+0x640/0x640
[  448.883895] = 13944kB
[  448.887947]  ? pvclock_read_flags+0x160/0x160
[  448.890353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.894079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.896470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.900954]  ? check_preemption_disabled+0x48/0x280
[  448.909761] 2312 total pagecache pages
[  448.915295]  ? __lock_is_held+0xb5/0x140
[  448.923847] 0 pages in swap cache
[  448.928858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.932723] Swap cache stats: add 0, delete 0, find 0/0
[  448.936775]  ? check_preemption_disabled+0x48/0x280
[  448.940203] Free swap  = 0kB
[  448.945736]  run_timer_softirq+0x52/0xb0
[  448.951080] Total swap = 0kB
[  448.956098]  ? rcu_read_lock_sched_held+0x14f/0x180
[  448.959096] 1965979 pages RAM
[  448.963147]  __do_softirq+0x308/0xb7e
[  448.966145] 0 pages HighMem/MovableOnly
[  448.971166]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  448.974262] 342867 pages reserved
[  448.978094]  ? lock_downgrade+0x900/0x900
[  448.982046] 0 pages cma reserved
[  448.986538]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  448.990030] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.994114]  ? pvclock_read_flags+0x160/0x160
[  448.994131]  ? lapic_next_event+0x5a/0x90
[  448.994149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.997555] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.002590]  ? kvm_clock_read+0x18/0x30
[  449.009066] syz-fuzzer cpuset=
[  449.013553]  ? kvm_sched_clock_read+0x9/0x20
[  449.017678] /
[  449.023214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.033418]  mems_allowed=0
[  449.037386]  ? check_preemption_disabled+0x48/0x280
[  449.060108]  irq_exit+0x17f/0x1c0
[  449.063564]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.068422]  ? smp_reschedule_interrupt+0x109/0x650
[  449.073443]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.079329]  ? interrupt_entry+0xb5/0xc0
[  449.083392]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.088407]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.093432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.098278]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.103293]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.108309]  ? task_prio+0x50/0x50
[  449.111854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.117393]  ? check_preemption_disabled+0x48/0x280
[  449.122415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.127279]  apic_timer_interrupt+0xf/0x20
[  449.131878]  </IRQ>
[  449.134118] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  449.139048] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  449.157969] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  449.165681] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  449.172976] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  449.180270] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  449.187535] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  449.194818] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  449.202173]  skb_clone+0x1bb/0x500
[  449.205719]  ? skb_split+0x11e0/0x11e0
[  449.209605]  ? check_preemption_disabled+0x48/0x280
[  449.214630]  ? __this_cpu_preempt_check+0x1c/0x20
[  449.219479]  ? __bpf_redirect+0x54b/0xb20
[  449.223638]  bpf_clone_redirect+0xb9/0x490
[  449.227912]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  449.233188]  ? __sched_text_start+0x8/0x8
[  449.237369]  ? find_held_lock+0x36/0x1c0
[  449.241439]  ? lock_acquire+0x1ed/0x520
[  449.245420]  ? bpf_test_run+0x3cb/0x780
[  449.249399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.254941]  ? check_preemption_disabled+0x48/0x280
[  449.259968]  ? kasan_check_read+0x11/0x20
[  449.264128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.269411]  ? rcu_softirq_qs+0x20/0x20
[  449.273392]  ? preempt_schedule+0x4d/0x60
[  449.277542]  ? ___preempt_schedule+0x16/0x18
[  449.281964]  ? bpf_test_run+0x25d/0x780
[  449.285950]  ? netlink_diag_dump+0x2a0/0x2a0
[  449.290362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.295919]  ? bpf_test_init.isra.10+0x70/0x100
[  449.300616]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  449.305411]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  449.310254]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  449.315793]  ? fput+0x130/0x1a0
[  449.319109]  ? __bpf_prog_get+0x9b/0x290
[  449.323175]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  449.328047]  ? bpf_prog_test_run+0x130/0x1a0
[  449.332937]  ? __x64_sys_bpf+0x3d8/0x520
[  449.337001]  ? bpf_prog_get+0x20/0x20
[  449.340825]  ? do_syscall_64+0x1b9/0x820
[  449.344896]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.350264]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.355200]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.360220]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.365241]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  449.371916]  ? __switch_to_asm+0x40/0x70
[  449.375976]  ? __switch_to_asm+0x34/0x70
[  449.380067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.384938]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.390321] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  449.390474] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.396999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.407468] syz-executor3 cpuset=
[  449.416808] Call Trace:
[  449.416817] syz3
[  449.420255]  <IRQ>
[  449.422825]  mems_allowed=0
[  449.424791]  dump_stack+0x244/0x39d
[  449.433475]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.438681]  warn_alloc.cold.117+0xb7/0x1bd
[  449.443008]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.447859]  ? lock_downgrade+0x900/0x900
[  449.452018]  ? trace_hardirqs_off+0xb8/0x310
[  449.456432]  ? trace_hardirqs_off+0xb8/0x310
[  449.460850]  __alloc_pages_slowpath+0x2660/0x2d70
[  449.465725]  ? warn_alloc+0x120/0x120
[  449.469531]  ? warn_alloc+0x120/0x120
[  449.473367]  ? print_usage_bug+0xc0/0xc0
[  449.477429]  ? warn_alloc+0x120/0x120
[  449.481251]  ? print_usage_bug+0xc0/0xc0
[  449.485317]  ? __lock_acquire+0x62f/0x4c20
[  449.489556]  ? __lock_acquire+0x62f/0x4c20
[  449.493799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.499341]  ? should_fail+0x22d/0xd01
[  449.503233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.508340]  ? __lock_acquire+0x62f/0x4c20
[  449.512582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.517685]  ? __lock_acquire+0x62f/0x4c20
[  449.521918]  ? should_fail+0x22d/0xd01
[  449.525806]  ? find_held_lock+0x36/0x1c0
[  449.529892]  ? mark_held_locks+0x130/0x130
[  449.534136]  ? mark_held_locks+0x130/0x130
[  449.538373]  ? zap_class+0x640/0x640
[  449.542089]  ? zap_class+0x640/0x640
[  449.545836]  ? print_usage_bug+0xc0/0xc0
[  449.549912]  ? do_raw_spin_unlock+0xa7/0x330
[  449.554322]  ? zap_class+0x640/0x640
[  449.558041]  ? print_usage_bug+0xc0/0xc0
[  449.562118]  ? wq_watchdog_touch+0x9c/0xfe
[  449.566388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.571930]  ? check_preemption_disabled+0x48/0x280
[  449.576957]  ? __lock_is_held+0xb5/0x140
[  449.581080]  __alloc_pages_nodemask+0xa80/0xde0
[  449.585751]  ? zap_class+0x640/0x640
[  449.589471]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  449.594500]  ? find_held_lock+0x36/0x1c0
[  449.598572]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.603241]  ? lock_downgrade+0x900/0x900
[  449.607399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.612943]  cache_grow_begin+0xa5/0x8c0
[  449.617000]  ? do_raw_spin_unlock+0xa7/0x330
[  449.621431]  fallback_alloc+0x204/0x2e0
[  449.625418]  ____cache_alloc_node+0x1c7/0x1e0
[  449.629921]  kmem_cache_alloc_node+0xe3/0x730
[  449.634418]  ? ipv6_get_ifaddr+0x42e/0x620
[  449.638663]  __alloc_skb+0x119/0x770
[  449.642396]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.647675]  ? netdev_alloc_frag+0x1f0/0x1f0
[  449.652090]  ? lock_downgrade+0x900/0x900
[  449.656262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.661803]  ? refcount_sub_and_test_checked+0x203/0x310
[  449.667259]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  449.672710]  ? addrconf_rs_timer+0x690/0x690
[  449.677133]  ndisc_alloc_skb+0x144/0x340
[  449.681199]  ndisc_send_rs+0x331/0x6e0
[  449.685100]  addrconf_rs_timer+0x314/0x690
[  449.689347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.693597]  call_timer_fn+0x272/0x920
[  449.697486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.701724]  ? process_timeout+0x40/0x40
[  449.705823]  ? mark_held_locks+0xc7/0x130
[  449.709974]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.714487]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.719164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.723400]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.727982]  ? trace_hardirqs_on+0xbd/0x310
[  449.732355]  ? kasan_check_read+0x11/0x20
[  449.736525]  ? __run_timers+0x7da/0xc70
[  449.740504]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.745615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.749855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.754093]  __run_timers+0x7e5/0xc70
[  449.757911]  ? timer_fixup_init+0x70/0x70
[  449.762069]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  449.767093]  ? zap_class+0x640/0x640
[  449.770813]  ? print_usage_bug+0xc0/0xc0
[  449.774900]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  449.780113]  ? find_held_lock+0x36/0x1c0
[  449.784180]  ? zap_class+0x640/0x640
[  449.787904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.793443]  ? check_preemption_disabled+0x48/0x280
[  449.798468]  ? __lock_is_held+0xb5/0x140
[  449.802530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.808106]  ? check_preemption_disabled+0x48/0x280
[  449.813136]  run_timer_softirq+0x52/0xb0
[  449.817201]  ? rcu_read_lock_sched_held+0x14f/0x180
[  449.822219]  __do_softirq+0x308/0xb7e
[  449.826025]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  449.830525]  ? lock_downgrade+0x900/0x900
[  449.834681]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  449.839795]  ? pvclock_read_flags+0x160/0x160
[  449.844291]  ? lapic_next_event+0x5a/0x90
[  449.848456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.854023]  ? kvm_clock_read+0x18/0x30
[  449.858028]  ? kvm_sched_clock_read+0x9/0x20
[  449.862462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.868002]  ? check_preemption_disabled+0x48/0x280
[  449.873030]  irq_exit+0x17f/0x1c0
[  449.876522]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.881366]  ? smp_reschedule_interrupt+0x109/0x650
[  449.886385]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.892274]  ? interrupt_entry+0xb5/0xc0
[  449.896356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.901389]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.906427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.911273]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.916289]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.921306]  ? task_prio+0x50/0x50
[  449.924851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.930389]  ? check_preemption_disabled+0x48/0x280
[  449.935422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.940291]  apic_timer_interrupt+0xf/0x20
[  449.944569]  </IRQ>
[  449.946816] RIP: 0010:console_unlock+0xffa/0x1160
[  449.951691] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  449.970605] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  449.978318] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  449.985606] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  449.992875] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  450.000142] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  450.007412] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  450.014689]  ? netconsole_netdev_event+0x280/0x280
[  450.019631]  ? console_unlock+0xff1/0x1160
[  450.023890]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  450.028565]  ? lock_release+0xa00/0xa00
[  450.032741]  ? interrupt_entry+0xc0/0xc0
[  450.036820]  vprintk_emit+0x33d/0x930
[  450.040625]  ? wake_up_klogd+0x180/0x180
[  450.044685]  ? attach_entity_load_avg+0x810/0x860
[  450.049529]  ? __lock_acquire+0x600/0x4c20
[  450.053764]  ? mark_held_locks+0x130/0x130
[  450.058010]  ? print_usage_bug+0xc0/0xc0
[  450.062089]  ? find_held_lock+0x36/0x1c0
[  450.066202]  ? mark_held_locks+0xc7/0x130
[  450.070359]  vprintk_default+0x28/0x30
[  450.074249]  vprintk_func+0x7e/0x181
[  450.077969]  printk+0xa7/0xcf
[  450.081087]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  450.085926]  show_free_areas.cold.118+0x1e0b/0x215d
[  450.090965]  ? si_meminfo_node+0x260/0x260
[  450.095205]  ? __lock_acquire+0x62f/0x4c20
[  450.099442]  ? __lock_acquire+0x62f/0x4c20
[  450.103690]  ? __lock_is_held+0xb5/0x140
[  450.107766]  ? mark_held_locks+0x130/0x130
[  450.112021]  ? zap_class+0x640/0x640
[  450.115738]  ? put_dec+0x3b/0xf0
[  450.119107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.124655]  ? find_held_lock+0x36/0x1c0
[  450.128728]  ? serial8250_console_write+0x8b3/0xb10
[  450.133750]  ? lock_downgrade+0x900/0x900
[  450.137902]  ? zap_class+0x640/0x640
[  450.141614]  ? zap_class+0x640/0x640
[  450.145364]  ? print_usage_bug+0xc0/0xc0
[  450.149428]  ? do_raw_spin_unlock+0xa7/0x330
[  450.153839]  ? trace_hardirqs_on+0x310/0x310
[  450.158268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.163818]  ? find_held_lock+0x36/0x1c0
[  450.167889]  ? mark_held_locks+0xc7/0x130
[  450.172038]  ? console_unlock+0xfcd/0x1160
[  450.176297]  ? netconsole_netdev_event+0x280/0x280
[  450.181254]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  450.185840]  ? trace_hardirqs_on+0xbd/0x310
[  450.190163]  ? vprintk_emit+0x33d/0x930
[  450.194149]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.199252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.204793]  ? netconsole_netdev_event+0x280/0x280
[  450.209725]  ? console_unlock+0x8d8/0x1160
[  450.214003]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  450.218682]  ? lock_release+0xa00/0xa00
[  450.222661]  ? preempt_count_add+0xbc/0x1b0
[  450.226984]  ? wake_up_klogd+0x11a/0x180
[  450.231066]  ? console_device+0xc0/0xc0
[  450.235094]  ? vprintk_emit+0x268/0x930
[  450.239081]  ? wake_up_klogd+0x180/0x180
[  450.243268]  ? trace_hardirqs_on_caller+0xc0/0x310
[  450.248201]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.252956]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.258408]  ? retint_kernel+0x1b/0x2d
[  450.262301]  ? trace_hardirqs_on+0x310/0x310
[  450.266724]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.271508]  ? trace_initcall_level+0x80/0x31b
[  450.276095]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  450.280855]  ? show_mem+0x1e/0x17b
[  450.284405]  show_mem+0x34/0x17b
[  450.287781]  dump_header+0x2f1/0xf72
[  450.291519]  ? mark_held_locks+0x130/0x130
[  450.295760]  ? pagefault_out_of_memory+0x197/0x197
[  450.300697]  ? __lock_acquire+0x62f/0x4c20
[  450.304929]  ? zap_class+0x640/0x640
[  450.308650]  ? percpu_ref_get_many+0x240/0x240
[  450.313233]  ? print_usage_bug+0xc0/0xc0
[  450.317299]  ? print_usage_bug+0xc0/0xc0
[  450.321384]  ? zap_class+0x640/0x640
[  450.325102]  ? print_usage_bug+0xc0/0xc0
[  450.329293]  ? print_usage_bug+0xc0/0xc0
[  450.333370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.338912]  ? find_held_lock+0x36/0x1c0
[  450.342984]  ? mark_held_locks+0xc7/0x130
[  450.347136]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.352240]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.357353]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  450.361939]  ? trace_hardirqs_on+0xbd/0x310
[  450.366262]  ? kasan_check_read+0x11/0x20
[  450.370407]  ? ___ratelimit+0x3b4/0x672
[  450.374384]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.379490]  ? trace_hardirqs_on+0x310/0x310
[  450.383900]  ? lock_downgrade+0x900/0x900
[  450.388055]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  450.393172]  ? ___ratelimit+0x3b9/0x672
[  450.397148]  ? idr_get_free+0xec0/0xec0
[  450.401121]  ? find_held_lock+0x36/0x1c0
[  450.405194]  oom_kill_process.cold.27+0x10/0x903
[  450.409974]  ? zap_class+0x640/0x640
[  450.413699]  ? check_preemption_disabled+0x48/0x280
[  450.418718]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  450.423652]  ? kasan_check_read+0x11/0x20
[  450.427830]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.433132]  ? oom_evaluate_task+0x540/0x540
[  450.437546]  ? find_held_lock+0x36/0x1c0
[  450.441614]  ? out_of_memory+0x974/0x1430
[  450.445764]  ? lock_downgrade+0x900/0x900
[  450.449912]  ? check_preemption_disabled+0x48/0x280
[  450.454937]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  450.459866]  ? kasan_check_read+0x11/0x20
[  450.464019]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.469300]  ? rcu_softirq_qs+0x20/0x20
[  450.473307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.478852]  ? oom_evaluate_task+0x302/0x540
[  450.483267]  out_of_memory+0xa84/0x1430
[  450.487251]  ? oom_killer_disable+0x3a0/0x3a0
[  450.491783]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  450.496720]  ? __mutex_add_waiter+0x2a0/0x2a0
[  450.501237]  __alloc_pages_slowpath+0x22d4/0x2d70
[  450.506131]  ? warn_alloc+0x120/0x120
[  450.509935]  ? rcu_softirq_qs+0x20/0x20
[  450.513935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.519476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.525118]  ? should_fail+0x22d/0xd01
[  450.529014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.534124]  ? zap_class+0x640/0x640
[  450.537865]  ? __lock_is_held+0xb5/0x140
[  450.541939]  ? mark_held_locks+0x130/0x130
[  450.546180]  ? lock_release+0xa00/0xa00
[  450.550157]  ? perf_trace_sched_process_exec+0x860/0x860
[  450.555622]  ? __might_sleep+0x95/0x190
[  450.559602]  __alloc_pages_nodemask+0xa80/0xde0
[  450.564281]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  450.569304]  ? __page_cache_alloc+0x191/0x5c0
[  450.573806]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  450.578736]  ? kasan_check_read+0x11/0x20
[  450.582884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.588204]  ? zap_class+0x640/0x640
[  450.591931]  ? zap_class+0x640/0x640
[  450.595648]  ? zap_class+0x640/0x640
[  450.599365]  ? __do_page_cache_readahead+0x7ce/0x980
[  450.604475]  ? find_held_lock+0x36/0x1c0
[  450.608549]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  450.614099]  alloc_pages_current+0x173/0x350
[  450.618518]  __page_cache_alloc+0x38c/0x5c0
[  450.622841]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  450.627786]  ? kasan_check_read+0x11/0x20
[  450.631956]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.637238]  ? generic_perform_write+0x6a0/0x6a0
[  450.641997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.647536]  ? check_preemption_disabled+0x48/0x280
[  450.652561]  filemap_fault+0x1594/0x25f0
[  450.656637]  ? __lock_page_or_retry+0xa00/0xa00
[  450.661310]  ? mark_held_locks+0x130/0x130
[  450.665551]  ? rcu_softirq_qs+0x20/0x20
[  450.669523]  ? kasan_check_read+0x11/0x20
[  450.673677]  ? rcu_softirq_qs+0x20/0x20
[  450.677659]  ? filemap_map_pages+0xe04/0x1990
[  450.682163]  ? print_usage_bug+0xc0/0xc0
[  450.686230]  ? unwind_get_return_address+0x61/0xa0
[  450.691251]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  450.696186]  ? print_usage_bug+0xc0/0xc0
[  450.700256]  ? print_usage_bug+0xc0/0xc0
[  450.704357]  ? __lock_acquire+0x62f/0x4c20
[  450.708596]  ? save_stack+0x43/0xd0
[  450.712225]  ? __kasan_slab_free+0x102/0x150
[  450.716635]  ? kasan_slab_free+0xe/0x10
[  450.720611]  ? kmem_cache_free+0x83/0x290
[  450.724760]  ? __sigqueue_free.part.29+0x74/0x90
[  450.729536]  ? lock_acquire+0x1ed/0x520
[  450.733513]  ? ext4_filemap_fault+0x7a/0xad
[  450.737844]  ? lock_release+0xa00/0xa00
[  450.741817]  ? perf_trace_sched_process_exec+0x860/0x860
[  450.747283]  ? print_usage_bug+0xc0/0xc0
[  450.751349]  ? print_usage_bug+0xc0/0xc0
[  450.755423]  ? down_read+0x8d/0x120
[  450.759046]  ? ext4_filemap_fault+0x7a/0xad
[  450.763376]  ? __down_interruptible+0x700/0x700
[  450.768067]  ext4_filemap_fault+0x82/0xad
[  450.772221]  __do_fault+0x100/0x6b0
[  450.775875]  ? pmd_devmap_trans_unstable+0x220/0x220
[  450.780982]  ? mark_held_locks+0x130/0x130
[  450.785222]  ? mark_held_locks+0x130/0x130
[  450.789483]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  450.795026]  ? rcu_pm_notify+0xc0/0xc0
[  450.798933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.804478]  __handle_mm_fault+0x307c/0x5920
[  450.808898]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  450.813739]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.818234]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  450.822819]  ? trace_hardirqs_on+0xbd/0x310
[  450.827141]  ? kasan_check_read+0x11/0x20
[  450.831320]  ? __set_current_blocked+0xdf/0x120
[  450.836022]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.841142]  ? zap_class+0x640/0x640
[  450.844855]  ? zap_class+0x640/0x640
[  450.848574]  ? find_held_lock+0x36/0x1c0
[  450.852776]  ? handle_mm_fault+0x42a/0xc70
[  450.857013]  ? lock_downgrade+0x900/0x900
[  450.861161]  ? check_preemption_disabled+0x48/0x280
[  450.866186]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  450.871119]  ? kasan_check_read+0x11/0x20
[  450.875270]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.880553]  ? rcu_softirq_qs+0x20/0x20
[  450.884529]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.889636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.895176]  ? check_preemption_disabled+0x48/0x280
[  450.900201]  handle_mm_fault+0x54f/0xc70
[  450.904270]  ? __handle_mm_fault+0x5920/0x5920
[  450.908860]  ? find_vma+0x34/0x190
[  450.912415]  __do_page_fault+0x5e8/0xe60
[  450.916493]  ? exit_to_usermode_loop+0x1f4/0x380
[  450.921268]  do_page_fault+0xf2/0x7e0
[  450.925077]  ? vmalloc_sync_all+0x30/0x30
[  450.929232]  ? error_entry+0x70/0xd0
[  450.932950]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.937967]  ? trace_hardirqs_on_caller+0xc0/0x310
[  450.942897]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.947830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.952675]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.957689]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.963141]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  450.968160]  ? prepare_exit_to_usermode+0x291/0x3b0
[  450.973179]  ? page_fault+0x8/0x30
[  450.976722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.981569]  ? page_fault+0x8/0x30
[  450.985112]  page_fault+0x1e/0x30
[  450.988566] RIP: 0033:0x45db60
[  450.991770] Code: Bad RIP value.
[  450.995131] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  451.000494] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  451.007763] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  451.015028] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  451.022304] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  451.029578] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  451.036870] warn_alloc_show_mem: 1 callbacks suppressed
[  451.036882] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  451.036884] Mem-Info:
[  451.036914] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  451.036914]  active_file:14 inactive_file:14 isolated_file:0
[  451.036914]  unevictable:0 dirty:0 writeback:0 unstable:0
[  451.036914]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  451.036914]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  451.036914]  free:13738 free_pcp:524 free_cma:0
[  451.042261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.049278] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  451.051675] Call Trace:
[  451.084630] Node 0 
[  451.093978]  <IRQ>
[  451.121569] 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
[  451.124127]  dump_stack+0x244/0x39d
[  451.126337] lowmem_reserve[]:
[  451.128483]  ? dump_stack_print_info.cold.1+0x20/0x20
[  451.153977]  0
[  451.157628]  warn_alloc.cold.117+0xb7/0x1bd
[  451.160700]  2818
[  451.165886]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  451.167662]  6321
[  451.171979]  ? lock_downgrade+0x900/0x900
[  451.174032]  6321
[  451.178903]  ? trace_hardirqs_off+0xb8/0x310
[  451.185133]  ? trace_hardirqs_off+0xb8/0x310
[  451.187175] Node 0 
[  451.191625]  __alloc_pages_slowpath+0x2660/0x2d70
[  451.196027] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  451.198256]  ? warn_alloc+0x120/0x120
[  451.203050] lowmem_reserve[]:
[  451.229771]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  451.233550]  0
[  451.236650]  ? warn_alloc+0x120/0x120
[  451.241639]  0
[  451.243443]  ? print_usage_bug+0xc0/0xc0
[  451.247219]  3503
[  451.249019]  ? warn_alloc+0x120/0x120
[  451.253065]  3503
[  451.255123]  ? print_usage_bug+0xc0/0xc0
[  451.260956]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  451.264993] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  451.270204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.270220]  ? should_fail+0x22d/0xd01
[  451.299944] lowmem_reserve[]: 0
[  451.305482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.309345]  0
[  451.312619]  ? __lock_acquire+0x62f/0x4c20
[  451.317696]  0
[  451.319490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.323696]  0
[  451.325493]  ? should_fail+0x22d/0xd01
[  451.332550]  ? mark_held_locks+0x130/0x130
[  451.336406] Node 0 DMA: 
[  451.340636]  ? mark_held_locks+0x130/0x130
[  451.340652]  ? print_usage_bug+0xc0/0xc0
[  451.343306] 1*4kB 
[  451.347532]  ? find_held_lock+0x36/0x1c0
[  451.351570] (U) 
[  451.353710]  ? zap_class+0x640/0x640
[  451.357748] 0*8kB 
[  451.359718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.363405] 0*16kB 
[  451.365548]  ? check_preemption_disabled+0x48/0x280
[  451.371070] 1*32kB 
[  451.373307]  ? __lock_is_held+0xb5/0x140
[  451.378294] (U) 
[  451.380527]  __alloc_pages_nodemask+0xa80/0xde0
[  451.384564] 2*64kB 
[  451.386531]  ? zap_class+0x640/0x640
[  451.391178] (U) 
[  451.393426]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  451.397118] 1*128kB 
[  451.399097]  ? find_held_lock+0x36/0x1c0
[  451.404088] (U) 
[  451.406410]  ? ____cache_alloc_node+0x1c7/0x1e0
[  451.410438] 1*256kB 
[  451.412411]  ? lock_downgrade+0x900/0x900
[  451.417056] (U) 
[  451.419383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.423505] 0*512kB 
[  451.425477]  cache_grow_begin+0xa5/0x8c0
[  451.430986] 1*1024kB 
[  451.433305]  ? do_raw_spin_unlock+0xa7/0x330
[  451.437345] (U) 
[  451.439753]  fallback_alloc+0x204/0x2e0
[  451.444134] 1*2048kB 
[  451.446107]  ____cache_alloc_node+0x1c7/0x1e0
[  451.450072] (M) 
[  451.452474]  kmem_cache_alloc_node+0xe3/0x730
[  451.456942] 3*4096kB 
[  451.458916]  ? mark_held_locks+0xc7/0x130
[  451.463387] (M) 
[  451.465798]  __alloc_skb+0x119/0x770
[  451.469913] = 15908kB
[  451.471881]  ? netdev_alloc_frag+0x1f0/0x1f0
[  451.475583] Node 0 
[  451.477990]  ? do_raw_spin_trylock+0x270/0x270
[  451.482375] DMA32: 
[  451.484604]  ? kmem_cache_alloc_trace+0x353/0x750
[  451.489162] 5*4kB 
[  451.491398]  ? queue_work_on+0x12c/0x1e0
[  451.496210] (UM) 
[  451.498362]  ? switchdev_port_obj_del+0xdc/0x440
[  451.502391] 1*8kB 
[  451.504452]  ? switchdev_trans_item_enqueue+0x260/0x260
[  451.509179] (U) 
[  451.511323]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  451.516663] 3*16kB 
[  451.518638]  __br_mdb_notify+0x4ff/0x15d0
[  451.523622] (UM) 
[  451.525884]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.530018] 2*32kB 
[  451.532293]  ? __br_mdb_add+0x7f0/0x7f0
[  451.537374] (UM) 
[  451.539608]  ? mark_held_locks+0x130/0x130
[  451.543560] 4*64kB 
[  451.545617]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.549822] (UM) 
[  451.552057]  ? debug_object_assert_init+0x368/0x4b0
[  451.557145] 5*128kB 
[  451.559204]  ? debug_object_init_on_stack+0x20/0x20
[  451.564195] (UM) 
[  451.566514]  ? zap_class+0x640/0x640
[  451.571510] 4*256kB 
[  451.573566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.577252] (UM) 
[  451.579571]  br_mdb_notify+0x310/0x410
[  451.585090] 3*512kB 
[  451.587154]  ? br_mdb_dump+0x27b0/0x27b0
[  451.591027] (M) 
[  451.593358]  br_multicast_del_pg+0x3df/0x790
[  451.597392] 3*1024kB 
[  451.599366]  ? br_mdb_ip_get+0x940/0x940
[  451.603744] (UM) 
[  451.606146]  ? rwlock_bug.part.2+0x90/0x90
[  451.610183] 3*2048kB 
[  451.612241]  ? __lock_is_held+0xb5/0x140
[  451.616452] (UM) 
[  451.618867]  br_multicast_port_group_expired+0x189/0x1e0
[  451.622897] 3*4096kB 
[  451.624954]  call_timer_fn+0x272/0x920
[  451.630379] (M) 
[  451.632787]  ? br_multicast_del_pg+0x790/0x790
[  451.636653] = 25100kB
[  451.638631]  ? process_timeout+0x40/0x40
[  451.643194] Node 0 
[  451.645603]  ? __run_timers+0x7da/0xc70
[  451.649634] Normal: 
[  451.651870]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.655819] 922*4kB 
[  451.658139]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.662610] (UMEH) 
[  451.664926]  ? br_multicast_del_pg+0x790/0x790
[  451.669413] 452*8kB 
[  451.671647]  ? lockdep_hardirqs_on+0x296/0x5b0
[  451.676216] (UME) 
[  451.678536]  ? trace_hardirqs_on+0xbd/0x310
[  451.683093] 175*16kB 
[  451.685256]  ? kasan_check_read+0x11/0x20
[  451.689550] (UMEH) 
[  451.691979]  ? __run_timers+0x7da/0xc70
[  451.696104] 86*32kB 
[  451.698334]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.702316] (UMEH) 
[  451.704631]  ? br_multicast_del_pg+0x790/0x790
[  451.709714] 11*64kB 
[  451.711958]  ? br_multicast_del_pg+0x790/0x790
[  451.716516] (MH) 
[  451.719005]  __run_timers+0x7e5/0xc70
[  451.723658] 1*128kB 
[  451.725727]  ? timer_fixup_init+0x70/0x70
[  451.729503] (H) 
[  451.732082]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  451.735998] 1*256kB 
[  451.737966]  ? zap_class+0x640/0x640
[  451.742959] (H) 
[  451.745274]  ? enqueue_hrtimer+0x1a5/0x560
[  451.748963] 0*512kB 
[  451.750934]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  451.755145] 0*1024kB 
[  451.757466]  ? find_held_lock+0x36/0x1c0
[  451.762628] 0*2048kB 
[  451.765033]  ? zap_class+0x640/0x640
[  451.769078] 0*4096kB 
[  451.771486]  ? pvclock_read_flags+0x160/0x160
[  451.775174] = 13944kB
[  451.777577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.782049] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  451.784453]  ? check_preemption_disabled+0x48/0x280
[  451.789972] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  451.798797]  ? __lock_is_held+0xb5/0x140
[  451.803784] 2312 total pagecache pages
[  451.812437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.816477] 0 pages in swap cache
[  451.820352]  ? check_preemption_disabled+0x48/0x280
[  451.825888] Swap cache stats: add 0, delete 0, find 0/0
[  451.829351]  run_timer_softirq+0x52/0xb0
[  451.834350] Free swap  = 0kB
[  451.839712]  ? rcu_read_lock_sched_held+0x14f/0x180
[  451.843773] Total swap = 0kB
[  451.846806]  __do_softirq+0x308/0xb7e
[  451.851826] 1965979 pages RAM
[  451.854854]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  451.858659] 0 pages HighMem/MovableOnly
[  451.861760]  ? lock_downgrade+0x900/0x900
[  451.866231] 342867 pages reserved
[  451.870200]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  451.874326] 0 pages cma reserved
[  451.877776]  ? pvclock_read_flags+0x160/0x160
[  451.882984] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  451.886271]  ? lapic_next_event+0x5a/0x90
[  451.890796] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  451.897227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.901356] syz-fuzzer cpuset=
[  451.911574]  ? kvm_clock_read+0x18/0x30
[  451.917091] /
[  451.920273]  ? kvm_sched_clock_read+0x9/0x20
[  451.924224]  mems_allowed=0
[  451.925935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.939022]  ? check_preemption_disabled+0x48/0x280
[  451.944050]  irq_exit+0x17f/0x1c0
[  451.947518]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.952362]  ? smp_reschedule_interrupt+0x109/0x650
[  451.957378]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.963265]  ? interrupt_entry+0xb5/0xc0
[  451.967332]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.972351]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.977369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.982217]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.987235]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.992253]  ? task_prio+0x50/0x50
[  451.995798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.001338]  ? check_preemption_disabled+0x48/0x280
[  452.006361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.011216]  apic_timer_interrupt+0xf/0x20
[  452.015443]  </IRQ>
[  452.017686] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  452.022618] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  452.042040] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  452.049761] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  452.057031] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  452.064308] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  452.071573] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  452.078846] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  452.086159]  skb_clone+0x1bb/0x500
[  452.089704]  ? skb_split+0x11e0/0x11e0
[  452.093611]  ? check_preemption_disabled+0x48/0x280
[  452.098633]  ? __this_cpu_preempt_check+0x1c/0x20
[  452.103478]  ? __bpf_redirect+0x54b/0xb20
[  452.107636]  bpf_clone_redirect+0xb9/0x490
[  452.111880]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  452.116926]  ? __sched_text_start+0x8/0x8
[  452.121094]  ? find_held_lock+0x36/0x1c0
[  452.125164]  ? lock_acquire+0x1ed/0x520
[  452.129156]  ? bpf_test_run+0x3cb/0x780
[  452.133633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.139169]  ? check_preemption_disabled+0x48/0x280
[  452.144193]  ? kasan_check_read+0x11/0x20
[  452.148352]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.153632]  ? rcu_softirq_qs+0x20/0x20
[  452.157608]  ? preempt_schedule+0x4d/0x60
[  452.161756]  ? ___preempt_schedule+0x16/0x18
[  452.166172]  ? bpf_test_run+0x25d/0x780
[  452.170158]  ? netlink_diag_dump+0x2a0/0x2a0
[  452.174586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.180121]  ? bpf_test_init.isra.10+0x70/0x100
[  452.184800]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  452.189566]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  452.194414]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  452.199955]  ? fput+0x130/0x1a0
[  452.203235]  ? __bpf_prog_get+0x9b/0x290
[  452.207306]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  452.212151]  ? bpf_prog_test_run+0x130/0x1a0
[  452.216568]  ? __x64_sys_bpf+0x3d8/0x520
[  452.220632]  ? bpf_prog_get+0x20/0x20
[  452.224457]  ? do_syscall_64+0x1b9/0x820
[  452.228522]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  452.234403]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.239336]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.244352]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  452.249374]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  452.256042]  ? __switch_to_asm+0x40/0x70
[  452.260135]  ? __switch_to_asm+0x34/0x70
[  452.264216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.269118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  452.274501] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  452.274533] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  452.281165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.287391] Call Trace:
[  452.296736] rcu: 	
[  452.299307]  <IRQ>
[  452.299315] (detected by 1, t=10523 jiffies, g=48533, q=19)
[  452.299333] rcu: All QSes seen, last rcu_preempt kthread activity 10515 (4294982380-4294971865), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  452.301473]  dump_stack+0x244/0x39d
[  452.303603] syz-executor3   R
[  452.309310]  ? dump_stack_print_info.cold.1+0x20/0x20
[  452.321957]   running task    
[  452.325587]  warn_alloc.cold.117+0xb7/0x1bd
[  452.328663] 16800 17705   5507 0x8010000c
[  452.333840]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.337004] Call Trace:
[  452.337014]  <IRQ>
[  452.341335]  ? lock_downgrade+0x900/0x900
[  452.345462]  sched_show_task.cold.81+0x2b6/0x30a
[  452.350297]  ? trace_hardirqs_off+0xb8/0x310
[  452.352867]  ? can_nice.part.74+0x20/0x20
[  452.355004]  ? trace_hardirqs_off+0xb8/0x310
[  452.359135]  ? vprintk_default+0x28/0x30
[  452.363881]  __alloc_pages_slowpath+0x2660/0x2d70
[  452.368268]  ? vprintk_func+0x85/0x181
[  452.372428]  ? warn_alloc+0x120/0x120
[  452.376802]  ? vprintk_func+0x85/0x181
[  452.380854]  ? warn_alloc+0x120/0x120
[  452.385682]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  452.389553]  ? print_usage_bug+0xc0/0xc0
[  452.393337]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  452.397217]  ? warn_alloc+0x120/0x120
[  452.401004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.405758]  ? print_usage_bug+0xc0/0xc0
[  452.409809]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  452.414545]  ? __lock_acquire+0x62f/0x4c20
[  452.418326]  ? print_usage_bug+0xc0/0xc0
[  452.423854]  ? __lock_acquire+0x62f/0x4c20
[  452.427902]  ? rcu_qs+0x110/0x110
[  452.433161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.437380]  ? find_held_lock+0x36/0x1c0
[  452.441430]  ? should_fail+0x22d/0xd01
[  452.445652]  ? zap_class+0x640/0x640
[  452.449094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.454613]  ? print_usage_bug+0xc0/0xc0
[  452.458661]  ? __lock_acquire+0x62f/0x4c20
[  452.462536]  ? check_preemption_disabled+0x48/0x280
[  452.466234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.471321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.475368]  ? __lock_acquire+0x62f/0x4c20
[  452.479588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.484588]  ? should_fail+0x22d/0xd01
[  452.489677]  ? do_trace_rcu_torture_read+0x10/0x10
[  452.495199]  ? find_held_lock+0x36/0x1c0
[  452.499424]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  452.504945]  ? mark_held_locks+0x130/0x130
[  452.508811]  ? __lock_is_held+0xb5/0x140
[  452.513729]  ? mark_held_locks+0x130/0x130
[  452.517772]  ? __rcu_read_lock+0x50/0x50
[  452.523031]  ? zap_class+0x640/0x640
[  452.527252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.531299]  ? zap_class+0x640/0x640
[  452.535518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.539568]  ? print_usage_bug+0xc0/0xc0
[  452.543267]  ? check_preemption_disabled+0x48/0x280
[  452.548786]  ? do_raw_spin_unlock+0xa7/0x330
[  452.552486]  rcu_check_callbacks+0xfd7/0x13f0
[  452.558008]  ? zap_class+0x640/0x640
[  452.562057]  ? rcutree_dead_cpu+0x10/0x10
[  452.567070]  ? print_usage_bug+0xc0/0xc0
[  452.571458]  ? lock_downgrade+0x900/0x900
[  452.575939]  ? wq_watchdog_touch+0x9c/0xfe
[  452.579637]  ? lock_release+0x960/0xa00
[  452.583770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.587822]  ? zap_class+0x640/0x640
[  452.591947]  ? check_preemption_disabled+0x48/0x280
[  452.596161]  ? zap_class+0x640/0x640
[  452.600141]  ? __lock_is_held+0xb5/0x140
[  452.605658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.609363]  __alloc_pages_nodemask+0xa80/0xde0
[  452.614421]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  452.618073]  ? zap_class+0x640/0x640
[  452.622117]  ? kvm_set_tsc_khz+0x540/0x540
[  452.627644]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  452.632761]  ? find_held_lock+0x36/0x1c0
[  452.637337]  ? find_held_lock+0x36/0x1c0
[  452.641024]  ? zap_class+0x640/0x640
[  452.645247]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.650238]  ? timekeeping_advance+0x3cc/0xc00
[  452.654282]  ? lock_downgrade+0x900/0x900
[  452.658325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.662047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.666702]  ? check_preemption_disabled+0x48/0x280
[  452.671268]  cache_grow_begin+0xa5/0x8c0
[  452.675398]  ? trace_hardirqs_off+0xb8/0x310
[  452.680912]  ? do_raw_spin_unlock+0xa7/0x330
[  452.686431]  ? __lock_is_held+0xb5/0x140
[  452.691433]  fallback_alloc+0x204/0x2e0
[  452.695474]  ? trace_hardirqs_on+0x310/0x310
[  452.699873]  ____cache_alloc_node+0x1c7/0x1e0
[  452.704260]  ? check_preemption_disabled+0x48/0x280
[  452.708311]  kmem_cache_alloc_node+0xe3/0x730
[  452.712270]  ? raise_softirq+0x199/0x420
[  452.716664]  ? ipv6_get_ifaddr+0x42e/0x620
[  452.721141]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  452.726150]  __alloc_skb+0x119/0x770
[  452.730626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.734934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.739150]  ? check_preemption_disabled+0x48/0x280
[  452.743803]  ? netdev_alloc_frag+0x1f0/0x1f0
[  452.747500]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  452.753023]  ? lock_downgrade+0x900/0x900
[  452.758281]  ? hrtimer_run_queues+0x9a/0x400
[  452.763282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.767674]  ? run_local_timers+0x19b/0x230
[  452.773201]  ? refcount_sub_and_test_checked+0x203/0x310
[  452.777328]  ? timer_clear_idle+0x90/0x90
[  452.781727]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  452.787244]  ? debug_smp_processor_id+0x1c/0x20
[  452.791554]  ? addrconf_rs_timer+0x690/0x690
[  452.797006]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  452.801148]  ndisc_alloc_skb+0x144/0x340
[  452.806576]  ? account_process_tick+0x282/0x350
[  452.811228]  ndisc_send_rs+0x331/0x6e0
[  452.815622]  update_process_times+0x2d/0x70
[  452.821575]  addrconf_rs_timer+0x314/0x690
[  452.825622]  tick_sched_handle+0x9f/0x180
[  452.830278]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.834672]  tick_sched_timer+0x45/0x130
[  452.838993]  call_timer_fn+0x272/0x920
[  452.843204]  __hrtimer_run_queues+0x41c/0x10d0
[  452.847345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.852085]  ? tick_sched_do_timer+0x1a0/0x1a0
[  452.856150]  ? process_timeout+0x40/0x40
[  452.860006]  ? hrtimer_start_range_ns+0xe00/0xe00
[  452.864577]  ? mark_held_locks+0xc7/0x130
[  452.868785]  ? pvclock_read_flags+0x160/0x160
[  452.868795]  ? trace_hardirqs_on+0x310/0x310
[  452.868803]  ? zap_class+0x640/0x640
[  452.868814]  ? kvm_clock_read+0x18/0x30
[  452.868823]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  452.868835]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  452.868847]  ? do_timer+0x50/0x50
[  452.868854]  ? rwlock_bug.part.2+0x90/0x90
[  452.868861]  ? trace_hardirqs_on+0x310/0x310
[  452.868872]  ? rcu_softirq_qs+0x20/0x20
[  452.868885]  hrtimer_interrupt+0x313/0x780
[  452.868902]  smp_apic_timer_interrupt+0x1a1/0x760
[  452.868911]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.868921]  ? interrupt_entry+0xb5/0xc0
[  452.868929]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.868939]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.868949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.868957]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.868972]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.868985]  apic_timer_interrupt+0xf/0x20
[  452.868994] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  452.869004] Code: 41 7e 0f 85 32 ff ff ff e8 55 f9 3f ff e9 28 ff ff ff e8 ac c3 c3 ff 48 83 3d 04 72 91 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 1a 90
[  452.869009] RSP: 0000:ffff8801daf071d8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  452.869018] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100399315ce
[  452.869022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  452.869027] RBP: ffff8801daf07248 R08: ffff8801cc98ae70 R09: 0000000000000002
[  452.869032] R10: 0000000000000000 R11: ffff8801cc98a580 R12: ffff8801d9bd2680
[  452.869037] R13: ffff8801d9bd2680 R14: 0000000000000000 R15: 0000000000000286
[  452.869045]  ? apic_timer_interrupt+0xa/0x20
[  452.869078]  ? mark_held_locks+0xc7/0x130
[  452.869101]  __alloc_skb+0x119/0x770
[  452.873669]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.877715]  ? netdev_alloc_frag+0x1f0/0x1f0
[  452.882539]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.886672]  ? do_raw_spin_trylock+0x270/0x270
[  452.891156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.895549]  ? kmem_cache_alloc_trace+0x353/0x750
[  452.899251]  ? lockdep_hardirqs_on+0x296/0x5b0
[  452.903208]  ? queue_work_on+0x12c/0x1e0
[  452.908210]  ? trace_hardirqs_on+0xbd/0x310
[  452.913562]  ? switchdev_port_obj_del+0xdc/0x440
[  452.916995]  ? kasan_check_read+0x11/0x20
[  452.921218]  ? switchdev_trans_item_enqueue+0x260/0x260
[  452.925610]  ? __run_timers+0x7da/0xc70
[  452.929567]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  452.933791]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.938623]  __br_mdb_notify+0x4ff/0x15d0
[  452.944487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.948530]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.953530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.958190]  ? __br_mdb_add+0x7f0/0x7f0
[  452.963009]  __run_timers+0x7e5/0xc70
[  452.968006]  ? mark_held_locks+0x130/0x130
[  452.972840]  ? timer_fixup_init+0x70/0x70
[  452.977056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.982408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  453.001311]  ? debug_object_assert_init+0x368/0x4b0
[  453.009004]  ? zap_class+0x640/0x640
[  453.016263]  ? debug_object_init_on_stack+0x20/0x20
[  453.023526]  ? print_usage_bug+0xc0/0xc0
[  453.030785]  ? zap_class+0x640/0x640
[  453.038042]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  453.045301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.049699]  ? find_held_lock+0x36/0x1c0
[  453.053840]  br_mdb_notify+0x310/0x410
[  453.057531]  ? zap_class+0x640/0x640
[  453.062008]  ? br_mdb_dump+0x27b0/0x27b0
[  453.066404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.070893]  br_multicast_del_pg+0x3df/0x790
[  453.075452]  ? check_preemption_disabled+0x48/0x280
[  453.079672]  ? br_mdb_ip_get+0x940/0x940
[  453.084501]  ? __lock_is_held+0xb5/0x140
[  453.089068]  ? rwlock_bug.part.2+0x90/0x90
[  453.093122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.097428]  ? __lock_is_held+0xb5/0x140
[  453.102166]  ? check_preemption_disabled+0x48/0x280
[  453.106303]  br_multicast_port_group_expired+0x189/0x1e0
[  453.111646]  run_timer_softirq+0x52/0xb0
[  453.115603]  call_timer_fn+0x272/0x920
[  453.120608]  ? rcu_read_lock_sched_held+0x14f/0x180
[  453.125696]  ? br_multicast_del_pg+0x790/0x790
[  453.129831]  __do_softirq+0x308/0xb7e
[  453.134513]  ? process_timeout+0x40/0x40
[  453.139600]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.143825]  ? __run_timers+0x7da/0xc70
[  453.147795]  ? lock_downgrade+0x900/0x900
[  453.151584]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.155809]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  453.159943]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.165034]  ? pvclock_read_flags+0x160/0x160
[  453.170034]  ? br_multicast_del_pg+0x790/0x790
[  453.175035]  ? lapic_next_event+0x5a/0x90
[  453.178736]  ? lockdep_hardirqs_on+0x296/0x5b0
[  453.183739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.187782]  ? trace_hardirqs_on+0xbd/0x310
[  453.191483]  ? kvm_clock_read+0x18/0x30
[  453.196659]  ? kasan_check_read+0x11/0x20
[  453.202179]  ? kvm_sched_clock_read+0x9/0x20
[  453.206243]  ? __run_timers+0x7da/0xc70
[  453.210121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.213818]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.217866]  ? check_preemption_disabled+0x48/0x280
[  453.223389]  ? br_multicast_del_pg+0x790/0x790
[  453.227786]  irq_exit+0x17f/0x1c0
[  453.233297]  ? br_multicast_del_pg+0x790/0x790
[  453.237348]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.241388]  __run_timers+0x7e5/0xc70
[  453.245605]  ? smp_reschedule_interrupt+0x109/0x650
[  453.251134]  ? timer_fixup_init+0x70/0x70
[  453.255174]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.260188]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  453.265638]  ? interrupt_entry+0xb5/0xc0
[  453.269680]  ? zap_class+0x640/0x640
[  453.273557]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.278558]  ? enqueue_hrtimer+0x1a5/0x560
[  453.283124]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.286907]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  453.290951]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.295432]  ? find_held_lock+0x36/0x1c0
[  453.299388]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.303522]  ? zap_class+0x640/0x640
[  453.307999]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.313091]  ? pvclock_read_flags+0x160/0x160
[  453.317574]  ? task_prio+0x50/0x50
[  453.322058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.326632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.330765]  ? check_preemption_disabled+0x48/0x280
[  453.335338]  ? check_preemption_disabled+0x48/0x280
[  453.340899]  ? __lock_is_held+0xb5/0x140
[  453.345205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.349164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.353299]  apic_timer_interrupt+0xf/0x20
[  453.357684]  ? check_preemption_disabled+0x48/0x280
[  453.361633]  </IRQ>
[  453.367162]  run_timer_softirq+0x52/0xb0
[  453.372253] RIP: 0010:console_unlock+0xffa/0x1160
[  453.377254]  ? rcu_read_lock_sched_held+0x14f/0x180
[  453.381850] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  453.385305]  __do_softirq+0x308/0xb7e
[  453.389872] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293
[  453.394703]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.398480]  ORIG_RAX: ffffffffffffff13
[  453.403488]  ? lock_downgrade+0x900/0x900
[  453.407614] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  453.413483]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  453.418484] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  453.422534]  ? pvclock_read_flags+0x160/0x160
[  453.426223] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  453.431227]  ? lapic_next_event+0x5a/0x90
[  453.435444] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  453.440450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.445614] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  453.450446]  ? kvm_clock_read+0x18/0x30
[  453.454495]  ? netconsole_netdev_event+0x280/0x280
[  453.459492]  ? kvm_sched_clock_read+0x9/0x20
[  453.463195]  ? console_unlock+0xff1/0x1160
[  453.468200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.472697]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  453.476205]  ? check_preemption_disabled+0x48/0x280
[  453.481729]  ? lock_release+0xa00/0xa00
[  453.487265]  irq_exit+0x17f/0x1c0
[  453.492259]  ? interrupt_entry+0xc0/0xc0
[  453.497260]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.501320]  vprintk_emit+0x33d/0x930
[  453.506132]  ? smp_reschedule_interrupt+0x109/0x650
[  453.511652]  ? wake_up_klogd+0x180/0x180
[  453.515872]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.520874]  ? attach_entity_load_avg+0x810/0x860
[  453.523097]  ? interrupt_entry+0xb5/0xc0
[  453.527142]  ? __lock_acquire+0x600/0x4c20
[  453.532411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.537414]  ? mark_held_locks+0x130/0x130
[  453.556314]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.556333]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.560123]  ? print_usage_bug+0xc0/0xc0
[  453.565469]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.569955]  ? find_held_lock+0x36/0x1c0
[  453.573914]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.578053]  ? mark_held_locks+0xc7/0x130
[  453.585316]  ? task_prio+0x50/0x50
[  453.590415]  vprintk_default+0x28/0x30
[  453.597683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.602161]  vprintk_func+0x7e/0x181
[  453.609422]  ? check_preemption_disabled+0x48/0x280
[  453.613556]  printk+0xa7/0xcf
[  453.620845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.626365]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  453.634148]  apic_timer_interrupt+0xf/0x20
[  453.638114]  show_free_areas.cold.118+0x1e0b/0x215d
[  453.643007]  </IRQ>
[  453.647420]  ? si_meminfo_node+0x260/0x260
[  453.651628] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  453.657150]  ? __lock_acquire+0x62f/0x4c20
[  453.661798] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  453.666798]  ? __lock_acquire+0x62f/0x4c20
[  453.670749] RSP: 0000:ffff880198607740 EFLAGS: 00000286
[  453.674192]  ? __lock_is_held+0xb5/0x140
[  453.678234]  ORIG_RAX: ffffffffffffff13
[  453.683087]  ? mark_held_locks+0x130/0x130
[  453.686857] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  453.691866]  ? zap_class+0x640/0x640
[  453.695906] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  453.701780]  ? put_dec+0x3b/0xf0
[  453.706602] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  453.710650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.714864] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  453.720150]  ? find_held_lock+0x36/0x1c0
[  453.724363] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  453.729374]  ? serial8250_console_write+0x8b3/0xb10
[  453.734692]  skb_clone+0x1bb/0x500
[  453.738715]  ? lock_downgrade+0x900/0x900
[  453.743714]  ? skb_split+0x11e0/0x11e0
[  453.747762]  ? zap_class+0x640/0x640
[  453.752763]  ? check_preemption_disabled+0x48/0x280
[  453.756892]  ? zap_class+0x640/0x640
[  453.760417]  ? __this_cpu_preempt_check+0x1c/0x20
[  453.764292]  ? print_usage_bug+0xc0/0xc0
[  453.769828]  ? __bpf_redirect+0x54b/0xb20
[  453.773529]  ? do_raw_spin_unlock+0xa7/0x330
[  453.778533]  bpf_clone_redirect+0xb9/0x490
[  453.781616]  ? trace_hardirqs_on+0x310/0x310
[  453.786444]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  453.791181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.795397]  ? __sched_text_start+0x8/0x8
[  453.800401]  ? find_held_lock+0x36/0x1c0
[  453.802628]  ? find_held_lock+0x36/0x1c0
[  453.806844]  ? mark_held_locks+0xc7/0x130
[  453.811776]  ? lock_acquire+0x1ed/0x520
[  453.816010]  ? console_unlock+0xfcd/0x1160
[  453.834896]  ? bpf_test_run+0x3cb/0x780
[  453.839123]  ? netconsole_netdev_event+0x280/0x280
[  453.844467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.848509]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  453.852467]  ? check_preemption_disabled+0x48/0x280
[  453.856684]  ? trace_hardirqs_on+0xbd/0x310
[  453.863943]  ? kasan_check_read+0x11/0x20
[  453.867634]  ? vprintk_emit+0x33d/0x930
[  453.874897]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.878247]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.885507]  ? rcu_softirq_qs+0x20/0x20
[  453.891034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.898315]  ? preempt_schedule+0x4d/0x60
[  453.902363]  ? netconsole_netdev_event+0x280/0x280
[  453.909624]  ? ___preempt_schedule+0x16/0x18
[  453.914645]  ? console_unlock+0x8d8/0x1160
[  453.918164]  ? bpf_test_run+0x25d/0x780
[  453.922301]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  453.926172]  ? netlink_diag_dump+0x2a0/0x2a0
[  453.929863]  ? lock_release+0xa00/0xa00
[  453.935378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.939090]  ? preempt_count_add+0xbc/0x1b0
[  453.943915]  ? bpf_test_init.isra.10+0x70/0x100
[  453.947954]  ? wake_up_klogd+0x11a/0x180
[  453.952105]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  453.956492]  ? console_device+0xc0/0xc0
[  453.960715]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  453.965106]  ? vprintk_emit+0x268/0x930
[  453.970103]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.975627]  ? wake_up_klogd+0x180/0x180
[  453.979754]  ? fput+0x130/0x1a0
[  453.983805]  ? trace_hardirqs_on_caller+0xc0/0x310
[  453.987851]  ? __bpf_prog_get+0x9b/0x290
[  453.991982]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  453.995936]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  454.000156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.004114]  ? bpf_prog_test_run+0x130/0x1a0
[  454.009033]  ? retint_kernel+0x1b/0x2d
[  454.014549]  ? __x64_sys_bpf+0x3d8/0x520
[  454.019119]  ? trace_hardirqs_on+0x310/0x310
[  454.024117]  ? bpf_prog_get+0x20/0x20
[  454.028433]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  454.033043]  ? do_syscall_64+0x1b9/0x820
[  454.037007]  ? trace_initcall_level+0x80/0x31b
[  454.042250]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  454.047344]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  454.051300]  ? syscall_return_slowpath+0x5e0/0x5e0
[  454.056822]  ? show_mem+0x1e/0x17b
[  454.060959]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.065875]  show_mem+0x34/0x17b
[  454.070268]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  454.074489]  dump_header+0x2f1/0xf72
[  454.078449]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  454.083103]  ? mark_held_locks+0x130/0x130
[  454.087494]  ? __switch_to_asm+0x40/0x70
[  454.091456]  ? pagefault_out_of_memory+0x197/0x197
[  454.096977]  ? __switch_to_asm+0x34/0x70
[  454.101288]  ? __lock_acquire+0x62f/0x4c20
[  454.105956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.109999]  ? zap_class+0x640/0x640
[  454.114747]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  454.118703]  ? percpu_ref_get_many+0x240/0x240
[  454.123542] rcu: rcu_preempt kthread starved for 10515 jiffies! g48533 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  454.127485]  ? print_usage_bug+0xc0/0xc0
[  454.133442] rcu: RCU grace-period kthread stack dump:
[  454.137494]  ? print_usage_bug+0xc0/0xc0
[  454.140753] rcu_preempt     R
[  454.145676]  ? zap_class+0x640/0x640
[  454.149709]   running task    
[  454.154457]  ? print_usage_bug+0xc0/0xc0
[  454.159280] 23016    10      2 0x80000000
[  454.164716]  ? print_usage_bug+0xc0/0xc0
[  454.169105] Call Trace:
[  454.172987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.177030]  __schedule+0x8cf/0x21d0
[  454.181422]  ? find_held_lock+0x36/0x1c0
[  454.185208]  ? __sched_text_start+0x8/0x8
[  454.189948]  ? mark_held_locks+0xc7/0x130
[  454.194005]  ? add_timer_on+0xa20/0xa20
[  454.198567]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.203914]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.208657]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.213567]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.217099]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  454.222101]  ? trace_hardirqs_on+0xbd/0x310
[  454.225453]  ? trace_hardirqs_on+0xbd/0x310
[  454.230458]  ? kasan_check_read+0x11/0x20
[  454.234158]  ? kasan_check_read+0x11/0x20
[  454.240824]  ? prepare_to_swait_event+0x25a/0x800
[  454.245038]  ? ___ratelimit+0x3b4/0x672
[  454.249097]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.254026]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.258080]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.262304]  ? trace_hardirqs_on+0x310/0x310
[  454.267157]  schedule+0xfe/0x460
[  454.270872]  ? lock_downgrade+0x900/0x900
[  454.276263]  ? __schedule+0x21d0/0x21d0
[  454.280832]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.291303]  ? prepare_to_swait_event+0x25a/0x800
[  454.295365]  ? ___ratelimit+0x3b9/0x672
[  454.300583]  ? __init_swait_queue_head+0x150/0x150
[  454.304623]  ? idr_get_free+0xec0/0xec0
[  454.307713]  ? __lockdep_init_map+0x105/0x590
[  454.311421]  ? find_held_lock+0x36/0x1c0
[  454.314596]  ? lockdep_init_map+0x9/0x10
[  454.318645]  oom_kill_process.cold.27+0x10/0x903
[  454.322802]  schedule_timeout+0x140/0x260
[  454.326841]  ? zap_class+0x640/0x640
[  454.329423]  ? usleep_range+0x1a0/0x1a0
[  454.334949]  ? check_preemption_disabled+0x48/0x280
[  454.338652]  ? __next_timer_interrupt+0x1a0/0x1a0
[  454.342702]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.346846]  rcu_gp_fqs_loop+0x762/0xa80
[  454.350967]  ? kasan_check_read+0x11/0x20
[  454.354939]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  454.360022]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.365108]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.370193]  ? oom_evaluate_task+0x540/0x540
[  454.375285]  ? perf_trace_sched_process_exec+0x860/0x860
[  454.379853]  ? find_held_lock+0x36/0x1c0
[  454.384164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.388476]  ? out_of_memory+0x974/0x1430
[  454.392610]  ? rcu_gp_init+0x90b/0x1260
[  454.396737]  ? lock_downgrade+0x900/0x900
[  454.401569]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  454.405526]  ? check_preemption_disabled+0x48/0x280
[  454.410614]  ? rcu_accelerate_cbs+0x562/0xae0
[  454.415703]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.420790]  ? zap_class+0x640/0x640
[  454.425184]  ? kasan_check_read+0x11/0x20
[  454.428532]  ? zap_class+0x640/0x640
[  454.432670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.436635]  ? __lock_is_held+0xb5/0x140
[  454.441715]  ? rcu_softirq_qs+0x20/0x20
[  454.446544]  ? __lock_is_held+0xb5/0x140
[  454.450498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.455407]  ? zap_class+0x640/0x640
[  454.459371]  ? oom_evaluate_task+0x302/0x540
[  454.463858]  ? rcu_accelerate_cbs+0x562/0xae0
[  454.467902]  out_of_memory+0xa84/0x1430
[  454.471968]  ? find_held_lock+0x36/0x1c0
[  454.476706]  ? oom_killer_disable+0x3a0/0x3a0
[  454.480853]  ? rcu_gp_kthread+0x8cf/0xc70
[  454.484543]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  454.488503]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.493502]  ? __mutex_add_waiter+0x2a0/0x2a0
[  454.498329]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.503346]  __alloc_pages_slowpath+0x22d4/0x2d70
[  454.507380]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  454.511534]  ? warn_alloc+0x120/0x120
[  454.516248]  ? trace_hardirqs_on+0xbd/0x310
[  454.521510]  ? rcu_softirq_qs+0x20/0x20
[  454.526602]  ? kasan_check_read+0x11/0x20
[  454.531013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.536431]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.540476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.545995]  ? perf_trace_sched_process_exec+0x860/0x860
[  454.550125]  ? should_fail+0x22d/0xd01
[  454.554089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.558217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.562978]  rcu_gp_kthread+0x341/0xc70
[  454.567985]  ? zap_class+0x640/0x640
[  454.572469]  ? rcu_gp_init+0x1260/0x1260
[  454.577401]  ? __lock_is_held+0xb5/0x140
[  454.581085]  ? mark_held_locks+0x130/0x130
[  454.585262]  ? mark_held_locks+0x130/0x130
[  454.588956]  ? __schedule+0x168a/0x21d0
[  454.594220]  ? lock_release+0xa00/0xa00
[  454.598264]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.602221]  ? perf_trace_sched_process_exec+0x860/0x860
[  454.606278]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  454.611801]  ? __might_sleep+0x95/0x190
[  454.615496]  ? trace_hardirqs_on+0xbd/0x310
[  454.619901]  __alloc_pages_nodemask+0xa80/0xde0
[  454.624379]  ? kasan_check_read+0x11/0x20
[  454.628348]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  454.632632]  ? __schedule+0x168a/0x21d0
[  454.637131]  ? __page_cache_alloc+0x191/0x5c0
[  454.641276]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.646201]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.650675]  ? lock_pin_lock+0x350/0x350
[  454.655153]  ? kasan_check_read+0x11/0x20
[  454.659638]  ? _raw_spin_unlock_irq+0x60/0x80
[  454.664461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.669037]  ? __schedule+0x168a/0x21d0
[  454.672825]  ? zap_class+0x640/0x640
[  454.677136]  ? __switch_to_asm+0x40/0x70
[  454.681104]  ? zap_class+0x640/0x640
[  454.685234]  ? __switch_to_asm+0x40/0x70
[  454.690753]  ? zap_class+0x640/0x640
[  454.695857]  ? __ia32_sys_membarrier+0xb1/0x150
[  454.701375]  ? __do_page_cache_readahead+0x7ce/0x980
[  454.706811]  ? __sched_text_start+0x8/0x8
[  454.710681]  ? find_held_lock+0x36/0x1c0
[  454.716204]  ? find_held_lock+0x36/0x1c0
[  454.721285]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  454.725249]  ? __kthread_parkme+0xce/0x1a0
[  454.728945]  alloc_pages_current+0x173/0x350
[  454.732988]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.737072]  __page_cache_alloc+0x38c/0x5c0
[  454.741307]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.745527]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.749485]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  454.753442]  ? kasan_check_read+0x11/0x20
[  454.757924]  ? trace_hardirqs_on+0xbd/0x310
[  454.763361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.767925]  ? kasan_check_read+0x11/0x20
[  454.771882]  ? generic_perform_write+0x6a0/0x6a0
[  454.776186]  ? __kthread_parkme+0xce/0x1a0
[  454.780871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.785004]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.790006]  ? check_preemption_disabled+0x48/0x280
[  454.793974]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.798452]  filemap_fault+0x1594/0x25f0
[  454.803535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.808478]  ? __lock_page_or_retry+0xa00/0xa00
[  454.812515]  ? __kthread_parkme+0xfb/0x1a0
[  454.816647]  ? mark_held_locks+0x130/0x130
[  454.821126]  kthread+0x35a/0x420
[  454.826385]  ? rcu_softirq_qs+0x20/0x20
[  454.830340]  ? rcu_gp_init+0x1260/0x1260
[  454.834045]  ? kasan_check_read+0x11/0x20
[  454.838116]  ? kthread_stop+0x900/0x900
[  454.841816]  ? rcu_softirq_qs+0x20/0x20
[  454.845869]  ret_from_fork+0x3a/0x50
[  454.849717]  ? filemap_map_pages+0xe04/0x1990
[  454.849730]  ? print_usage_bug+0xc0/0xc0
[  454.849741]  ? unwind_get_return_address+0x61/0xa0
[  454.849750]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  454.849758]  ? print_usage_bug+0xc0/0xc0
[  454.849769]  ? print_usage_bug+0xc0/0xc0
[  454.849779]  ? __lock_acquire+0x62f/0x4c20
[  454.849787]  ? save_stack+0x43/0xd0
[  454.849795]  ? __kasan_slab_free+0x102/0x150
[  454.849802]  ? kasan_slab_free+0xe/0x10
[  454.849809]  ? kmem_cache_free+0x83/0x290
[  454.849818]  ? __sigqueue_free.part.29+0x74/0x90
[  454.849837]  ? lock_acquire+0x1ed/0x520
[  454.849849]  ? ext4_filemap_fault+0x7a/0xad
[  454.849868]  ? lock_release+0xa00/0xa00
[  454.854724] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.859702]  ? perf_trace_sched_process_exec+0x860/0x860
[  454.863825] syz-executor3 cpuset=
[  454.867880]  ? print_usage_bug+0xc0/0xc0
[  454.872366] syz3
[  454.877901]  ? print_usage_bug+0xc0/0xc0
[  454.882111]  mems_allowed=0
[  454.886516]  ? down_read+0x8d/0x120
[  455.107454]  ? ext4_filemap_fault+0x7a/0xad
[  455.111783]  ? __down_interruptible+0x700/0x700
[  455.116462]  ext4_filemap_fault+0x82/0xad
[  455.120613]  __do_fault+0x100/0x6b0
[  455.124245]  ? pmd_devmap_trans_unstable+0x220/0x220
[  455.129357]  ? mark_held_locks+0x130/0x130
[  455.133594]  ? mark_held_locks+0x130/0x130
[  455.137845]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  455.143382]  ? rcu_pm_notify+0xc0/0xc0
[  455.147278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.152822]  __handle_mm_fault+0x307c/0x5920
[  455.157244]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  455.162092]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.166614]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  455.171203]  ? trace_hardirqs_on+0xbd/0x310
[  455.175527]  ? kasan_check_read+0x11/0x20
[  455.179678]  ? __set_current_blocked+0xdf/0x120
[  455.184350]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.189470]  ? zap_class+0x640/0x640
[  455.193182]  ? zap_class+0x640/0x640
[  455.196903]  ? find_held_lock+0x36/0x1c0
[  455.200978]  ? handle_mm_fault+0x42a/0xc70
[  455.205217]  ? lock_downgrade+0x900/0x900
[  455.209366]  ? check_preemption_disabled+0x48/0x280
[  455.214388]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.219314]  ? kasan_check_read+0x11/0x20
[  455.223472]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.228761]  ? rcu_softirq_qs+0x20/0x20
[  455.232861]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.237963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.243517]  ? check_preemption_disabled+0x48/0x280
[  455.248556]  handle_mm_fault+0x54f/0xc70
[  455.252649]  ? __handle_mm_fault+0x5920/0x5920
[  455.257267]  ? find_vma+0x34/0x190
[  455.260828]  __do_page_fault+0x5e8/0xe60
[  455.264892]  ? exit_to_usermode_loop+0x1f4/0x380
[  455.269662]  do_page_fault+0xf2/0x7e0
[  455.273468]  ? vmalloc_sync_all+0x30/0x30
[  455.277617]  ? error_entry+0x70/0xd0
[  455.281338]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.286361]  ? trace_hardirqs_on_caller+0xc0/0x310
[  455.291291]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.296220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.301128]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.306143]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.311598]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  455.316616]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.321634]  ? page_fault+0x8/0x30
[  455.325184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.330052]  ? page_fault+0x8/0x30
[  455.333608]  page_fault+0x1e/0x30
[  455.337069] RIP: 0033:0x45db60
[  455.340288] Code: Bad RIP value.
[  455.343680] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  455.349078] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  455.356394] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  455.363679] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  455.370944] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  455.378225] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  455.385514] warn_alloc_show_mem: 1 callbacks suppressed
[  455.385526] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  455.385527] Mem-Info:
[  455.385559] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  455.385559]  active_file:14 inactive_file:14 isolated_file:0
[  455.385559]  unevictable:0 dirty:0 writeback:0 unstable:0
[  455.385559]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  455.385559]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  455.385559]  free:13738 free_pcp:524 free_cma:0
[  455.390898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.397927] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  455.400324] Call Trace:
[  455.433279] Node 0 
[  455.442634]  <IRQ>
[  455.470228] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  455.472786]  dump_stack+0x244/0x39d
[  455.474993] lowmem_reserve[]:
[  455.477137]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.502606]  0 2818
[  455.506248]  warn_alloc.cold.117+0xb7/0x1bd
[  455.509317]  6321
[  455.514498]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  455.516712]  6321
[  455.521027]  ? lock_downgrade+0x900/0x900
[  455.527911]  ? trace_hardirqs_off+0xb8/0x310
[  455.529947] Node 0 
[  455.534291]  ? trace_hardirqs_off+0xb8/0x310
[  455.538698] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  455.540913]  __alloc_pages_slowpath+0x2660/0x2d70
[  455.545290] lowmem_reserve[]:
[  455.572038]  ? warn_alloc+0x120/0x120
[  455.576838]  0 0
[  455.579961]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  455.583731]  3503
[  455.585701]  ? warn_alloc+0x120/0x120
[  455.590692]  3503
[  455.592751]  ? print_usage_bug+0xc0/0xc0
[  455.598583]  ? warn_alloc+0x120/0x120
[  455.602621] Node 0 
[  455.606412]  ? print_usage_bug+0xc0/0xc0
[  455.606443] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  455.606450] lowmem_reserve[]:
[  455.608682]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  455.612718]  0
[  455.641259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.644340]  0
[  455.649528]  ? should_fail+0x22d/0xd01
[  455.651305]  0
[  455.656845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.658616]  0
[  455.662507]  ? __lock_acquire+0x62f/0x4c20
[  455.669384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.671166] Node 0 
[  455.675392]  ? should_fail+0x22d/0xd01
[  455.680473] DMA: 
[  455.682711]  ? mark_held_locks+0x130/0x130
[  455.686570] 1*4kB 
[  455.688624]  ? mark_held_locks+0x130/0x130
[  455.692843] (U) 0*8kB 
[  455.694995]  ? print_usage_bug+0xc0/0xc0
[  455.699210] 0*16kB 
[  455.701701]  ? find_held_lock+0x36/0x1c0
[  455.705739] 1*32kB 
[  455.707969]  ? zap_class+0x640/0x640
[  455.712032] (U) 
[  455.714263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.718102] 2*64kB (U) 
[  455.720095]  ? check_preemption_disabled+0x48/0x280
[  455.725605] 1*128kB 
[  455.728190]  ? __lock_is_held+0xb5/0x140
[  455.733179] (U) 
[  455.735501]  __alloc_pages_nodemask+0xa80/0xde0
[  455.739535] 1*256kB 
[  455.741515]  ? zap_class+0x640/0x640
[  455.746159] (U) 
[  455.748480]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  455.752173] 0*512kB 
[  455.754148]  ? find_held_lock+0x36/0x1c0
[  455.759137] 1*1024kB 
[  455.761458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.765484] (U) 
[  455.767888]  ? lock_downgrade+0x900/0x900
[  455.772533] 1*2048kB 
[  455.774510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.778626] (M) 
[  455.781029]  cache_grow_begin+0xa5/0x8c0
[  455.786539] 3*4096kB 
[  455.788510]  ? do_raw_spin_unlock+0xa7/0x330
[  455.792559] (M) 
[  455.795000]  fallback_alloc+0x204/0x2e0
[  455.799380] = 15908kB
[  455.801410]  ____cache_alloc_node+0x1c7/0x1e0
[  455.805358] Node 0 
[  455.807762]  kmem_cache_alloc_node+0xe3/0x730
[  455.812233] DMA32: 
[  455.814463]  ? mark_held_locks+0xc7/0x130
[  455.818938] 5*4kB 
[  455.821173]  __alloc_skb+0x119/0x770
[  455.825289] (UM) 
[  455.827447]  ? netdev_alloc_frag+0x1f0/0x1f0
[  455.831132] 1*8kB 
[  455.833459]  ? do_raw_spin_trylock+0x270/0x270
[  455.837862] (U) 
[  455.840005]  ? kmem_cache_alloc_trace+0x353/0x750
[  455.844559] 3*16kB 
[  455.846533]  ? queue_work_on+0x12c/0x1e0
[  455.851351] (UM) 
[  455.853588]  ? switchdev_port_obj_del+0xdc/0x440
[  455.857623] 2*32kB 
[  455.859693]  ? switchdev_trans_item_enqueue+0x260/0x260
[  455.864422] (UM) 
[  455.866655]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.871996] 4*64kB 
[  455.874059]  __br_mdb_notify+0x4ff/0x15d0
[  455.879058] (UM) 
[  455.881295]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.885416] 5*128kB 
[  455.887481]  ? __br_mdb_add+0x7f0/0x7f0
[  455.892550] (UM) 
[  455.894893]  ? mark_held_locks+0x130/0x130
[  455.898860] 4*256kB 
[  455.900953]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  455.905165] (UM) 
[  455.907485]  ? debug_object_assert_init+0x368/0x4b0
[  455.912562] 3*512kB 
[  455.914616]  ? debug_object_init_on_stack+0x20/0x20
[  455.919609] (M) 
[  455.921925]  ? zap_class+0x640/0x640
[  455.926914] 3*1024kB (UM) 
[  455.928893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.932583] 3*2048kB 
[  455.935426]  br_mdb_notify+0x310/0x410
[  455.940935] (UM) 
[  455.943337]  ? br_mdb_dump+0x27b0/0x27b0
[  455.947205] 3*4096kB 
[  455.949278]  br_multicast_del_pg+0x3df/0x790
[  455.953302] (M) 
[  455.955735]  ? br_mdb_ip_get+0x940/0x940
[  455.960117] = 25100kB
[  455.962096]  ? rwlock_bug.part.2+0x90/0x90
[  455.966130] Node 0 
[  455.968532]  ? __lock_is_held+0xb5/0x140
[  455.972738] Normal: 
[  455.974978]  br_multicast_port_group_expired+0x189/0x1e0
[  455.979013] 922*4kB 
[  455.981330]  call_timer_fn+0x272/0x920
[  455.986758] (UMEH) 
[  455.989083]  ? br_multicast_del_pg+0x790/0x790
[  455.992941] 452*8kB 
[  455.995170]  ? process_timeout+0x40/0x40
[  455.999727] (UME) 
[  456.002050]  ? __run_timers+0x7da/0xc70
[  456.006093] 175*16kB 
[  456.008242]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.012190] (UMEH) 
[  456.014593]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.019068] 86*32kB 
[  456.021301]  ? br_multicast_del_pg+0x790/0x790
[  456.025766] (UMEH) 11*64kB 
[  456.028098]  ? lockdep_hardirqs_on+0x296/0x5b0
[  456.032657] (MH) 
[  456.035588]  ? trace_hardirqs_on+0xbd/0x310
[  456.040143] 1*128kB 
[  456.042201]  ? kasan_check_read+0x11/0x20
[  456.046495] (H) 
[  456.048816]  ? __run_timers+0x7da/0xc70
[  456.052969] 1*256kB 
[  456.054958]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.058904] (H) 
[  456.061228]  ? br_multicast_del_pg+0x790/0x790
[  456.066303] 0*512kB 
[  456.068278]  ? br_multicast_del_pg+0x790/0x790
[  456.072838] 0*1024kB 0*2048kB 
[  456.075206]  __run_timers+0x7e5/0xc70
[  456.079764] 0*4096kB 
[  456.082959]  ? timer_fixup_init+0x70/0x70
[  456.086724] = 13944kB
[  456.089129]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.093259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.095659]  ? zap_class+0x640/0x640
[  456.100672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.109492]  ? enqueue_hrtimer+0x1a5/0x560
[  456.113182] 2312 total pagecache pages
[  456.121745]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  456.125978] 0 pages in swap cache
[  456.129859]  ? find_held_lock+0x36/0x1c0
[  456.135020] Swap cache stats: add 0, delete 0, find 0/0
[  456.135029] Free swap  = 0kB
[  456.138480]  ? zap_class+0x640/0x640
[  456.142514] Total swap = 0kB
[  456.147871]  ? pvclock_read_flags+0x160/0x160
[  456.150861] 1965979 pages RAM
[  456.154569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.157565] 0 pages HighMem/MovableOnly
[  456.162050]  ? check_preemption_disabled+0x48/0x280
[  456.165134] 342867 pages reserved
[  456.170670]  ? __lock_is_held+0xb5/0x140
[  456.174613] 0 pages cma reserved
[  456.179619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.183114] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  456.187105]  ? check_preemption_disabled+0x48/0x280
[  456.190553] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.196014]  run_timer_softirq+0x52/0xb0
[  456.202507] syz-fuzzer cpuset=
[  456.207517]  ? rcu_read_lock_sched_held+0x14f/0x180
[  456.217715] /
[  456.221766]  __do_softirq+0x308/0xb7e
[  456.224937]  mems_allowed=0
[  456.229946]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  456.242958]  ? lock_downgrade+0x900/0x900
[  456.247118]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  456.252235]  ? pvclock_read_flags+0x160/0x160
[  456.256736]  ? lapic_next_event+0x5a/0x90
[  456.260889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.266444]  ? kvm_clock_read+0x18/0x30
[  456.270432]  ? kvm_sched_clock_read+0x9/0x20
[  456.274851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.280403]  ? check_preemption_disabled+0x48/0x280
[  456.285443]  irq_exit+0x17f/0x1c0
[  456.288896]  smp_apic_timer_interrupt+0x1cb/0x760
[  456.293762]  ? smp_reschedule_interrupt+0x109/0x650
[  456.298779]  ? smp_call_function_single_interrupt+0x650/0x650
[  456.304662]  ? interrupt_entry+0xb5/0xc0
[  456.308725]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.313743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.318760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.323604]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.328618]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.333639]  ? task_prio+0x50/0x50
[  456.337209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.342757]  ? check_preemption_disabled+0x48/0x280
[  456.347995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.352885]  apic_timer_interrupt+0xf/0x20
[  456.357129]  </IRQ>
[  456.359395] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  456.364337] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  456.383239] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  456.390963] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  456.398228] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  456.405496] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  456.412765] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  456.420080] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  456.427392]  skb_clone+0x1bb/0x500
[  456.430938]  ? skb_split+0x11e0/0x11e0
[  456.434829]  ? check_preemption_disabled+0x48/0x280
[  456.439863]  ? __this_cpu_preempt_check+0x1c/0x20
[  456.444711]  ? __bpf_redirect+0x54b/0xb20
[  456.448909]  bpf_clone_redirect+0xb9/0x490
[  456.453176]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  456.458197]  ? __sched_text_start+0x8/0x8
[  456.462358]  ? find_held_lock+0x36/0x1c0
[  456.466432]  ? lock_acquire+0x1ed/0x520
[  456.470409]  ? bpf_test_run+0x3cb/0x780
[  456.474385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.479925]  ? check_preemption_disabled+0x48/0x280
[  456.484969]  ? kasan_check_read+0x11/0x20
[  456.489121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.494405]  ? rcu_softirq_qs+0x20/0x20
[  456.498381]  ? preempt_schedule+0x4d/0x60
[  456.502530]  ? ___preempt_schedule+0x16/0x18
[  456.506944]  ? bpf_test_run+0x25d/0x780
[  456.510932]  ? netlink_diag_dump+0x2a0/0x2a0
[  456.515345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.520887]  ? bpf_test_init.isra.10+0x70/0x100
[  456.525562]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  456.530331]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.535185]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.540719]  ? fput+0x130/0x1a0
[  456.544000]  ? __bpf_prog_get+0x9b/0x290
[  456.548070]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.552916]  ? bpf_prog_test_run+0x130/0x1a0
[  456.557341]  ? __x64_sys_bpf+0x3d8/0x520
[  456.561411]  ? bpf_prog_get+0x20/0x20
[  456.565231]  ? do_syscall_64+0x1b9/0x820
[  456.569301]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  456.574665]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.579595]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.584616]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.589635]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  456.596302]  ? __switch_to_asm+0x40/0x70
[  456.600363]  ? __switch_to_asm+0x34/0x70
[  456.604433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.609288]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  456.614671] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  456.614822] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.621343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.631851] syz-executor3 cpuset=
[  456.641199] Call Trace:
[  456.641212] syz3
[  456.644651]  <IRQ>
[  456.647227]  mems_allowed=0
[  456.649193]  dump_stack+0x244/0x39d
[  456.657857]  ? dump_stack_print_info.cold.1+0x20/0x20
[  456.663074]  warn_alloc.cold.117+0xb7/0x1bd
[  456.667399]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.672250]  ? lock_downgrade+0x900/0x900
[  456.676423]  ? trace_hardirqs_off+0xb8/0x310
[  456.680839]  ? trace_hardirqs_off+0xb8/0x310
[  456.685260]  __alloc_pages_slowpath+0x2660/0x2d70
[  456.690149]  ? warn_alloc+0x120/0x120
[  456.693959]  ? warn_alloc+0x120/0x120
[  456.697764]  ? print_usage_bug+0xc0/0xc0
[  456.701854]  ? warn_alloc+0x120/0x120
[  456.705658]  ? print_usage_bug+0xc0/0xc0
[  456.709736]  ? __lock_acquire+0x62f/0x4c20
[  456.713984]  ? __lock_acquire+0x62f/0x4c20
[  456.718222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.723758]  ? should_fail+0x22d/0xd01
[  456.727665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.732773]  ? __lock_acquire+0x62f/0x4c20
[  456.737024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.742160]  ? __lock_acquire+0x62f/0x4c20
[  456.746390]  ? should_fail+0x22d/0xd01
[  456.750280]  ? find_held_lock+0x36/0x1c0
[  456.754353]  ? mark_held_locks+0x130/0x130
[  456.758596]  ? mark_held_locks+0x130/0x130
[  456.762832]  ? zap_class+0x640/0x640
[  456.766548]  ? zap_class+0x640/0x640
[  456.770268]  ? print_usage_bug+0xc0/0xc0
[  456.774413]  ? do_raw_spin_unlock+0xa7/0x330
[  456.778829]  ? zap_class+0x640/0x640
[  456.782541]  ? print_usage_bug+0xc0/0xc0
[  456.786605]  ? wq_watchdog_touch+0x9c/0xfe
[  456.790882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.796450]  ? check_preemption_disabled+0x48/0x280
[  456.801480]  ? __lock_is_held+0xb5/0x140
[  456.805545]  __alloc_pages_nodemask+0xa80/0xde0
[  456.810211]  ? zap_class+0x640/0x640
[  456.813932]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  456.818961]  ? find_held_lock+0x36/0x1c0
[  456.823037]  ? ____cache_alloc_node+0x1c7/0x1e0
[  456.827712]  ? lock_downgrade+0x900/0x900
[  456.831897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.837447]  cache_grow_begin+0xa5/0x8c0
[  456.841507]  ? do_raw_spin_unlock+0xa7/0x330
[  456.845928]  fallback_alloc+0x204/0x2e0
[  456.850135]  ____cache_alloc_node+0x1c7/0x1e0
[  456.854641]  kmem_cache_alloc_node+0xe3/0x730
[  456.859143]  ? ipv6_get_ifaddr+0x42e/0x620
[  456.863489]  __alloc_skb+0x119/0x770
[  456.867210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.872509]  ? netdev_alloc_frag+0x1f0/0x1f0
[  456.876917]  ? lock_downgrade+0x900/0x900
[  456.881082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.886626]  ? refcount_sub_and_test_checked+0x203/0x310
[  456.892089]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  456.897543]  ? addrconf_rs_timer+0x690/0x690
[  456.901963]  ndisc_alloc_skb+0x144/0x340
[  456.906026]  ndisc_send_rs+0x331/0x6e0
[  456.909921]  addrconf_rs_timer+0x314/0x690
[  456.914163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.918416]  call_timer_fn+0x272/0x920
[  456.922306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.926548]  ? process_timeout+0x40/0x40
[  456.930623]  ? mark_held_locks+0xc7/0x130
[  456.934778]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.939288]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.943780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.948016]  ? lockdep_hardirqs_on+0x296/0x5b0
[  456.952604]  ? trace_hardirqs_on+0xbd/0x310
[  456.956932]  ? kasan_check_read+0x11/0x20
[  456.961104]  ? __run_timers+0x7da/0xc70
[  456.965090]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.970214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.974452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.978688]  __run_timers+0x7e5/0xc70
[  456.982501]  ? timer_fixup_init+0x70/0x70
[  456.986654]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.991675]  ? zap_class+0x640/0x640
[  456.995401]  ? print_usage_bug+0xc0/0xc0
[  456.999467]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  457.004668]  ? find_held_lock+0x36/0x1c0
[  457.008732]  ? zap_class+0x640/0x640
[  457.012451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.017991]  ? check_preemption_disabled+0x48/0x280
[  457.023023]  ? __lock_is_held+0xb5/0x140
[  457.027090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.032630]  ? check_preemption_disabled+0x48/0x280
[  457.037652]  run_timer_softirq+0x52/0xb0
[  457.041714]  ? rcu_read_lock_sched_held+0x14f/0x180
[  457.046731]  __do_softirq+0x308/0xb7e
[  457.050538]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  457.055032]  ? lock_downgrade+0x900/0x900
[  457.059190]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  457.064306]  ? pvclock_read_flags+0x160/0x160
[  457.068808]  ? lapic_next_event+0x5a/0x90
[  457.072955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.078495]  ? kvm_clock_read+0x18/0x30
[  457.082467]  ? kvm_sched_clock_read+0x9/0x20
[  457.086923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.092459]  ? check_preemption_disabled+0x48/0x280
[  457.097518]  irq_exit+0x17f/0x1c0
[  457.100976]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.105815]  ? smp_reschedule_interrupt+0x109/0x650
[  457.110833]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.116748]  ? interrupt_entry+0xb5/0xc0
[  457.120840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.125878]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.130898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.135760]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.140812]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.145825]  ? task_prio+0x50/0x50
[  457.149371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.154908]  ? check_preemption_disabled+0x48/0x280
[  457.159946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.164800]  apic_timer_interrupt+0xf/0x20
[  457.169032]  </IRQ>
[  457.171292] RIP: 0010:console_unlock+0xffa/0x1160
[  457.176135] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  457.195030] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  457.202749] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  457.210015] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  457.217283] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  457.224550] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  457.231860] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  457.239142]  ? netconsole_netdev_event+0x280/0x280
[  457.244095]  ? console_unlock+0xff1/0x1160
[  457.248362]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  457.253035]  ? lock_release+0xa00/0xa00
[  457.257021]  ? interrupt_entry+0xc0/0xc0
[  457.261105]  vprintk_emit+0x33d/0x930
[  457.264916]  ? wake_up_klogd+0x180/0x180
[  457.268977]  ? attach_entity_load_avg+0x810/0x860
[  457.273826]  ? __lock_acquire+0x600/0x4c20
[  457.278100]  ? mark_held_locks+0x130/0x130
[  457.282333]  ? print_usage_bug+0xc0/0xc0
[  457.286405]  ? find_held_lock+0x36/0x1c0
[  457.290476]  ? mark_held_locks+0xc7/0x130
[  457.294629]  vprintk_default+0x28/0x30
[  457.298519]  vprintk_func+0x7e/0x181
[  457.302239]  printk+0xa7/0xcf
[  457.305349]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  457.310128]  show_free_areas.cold.118+0x1e0b/0x215d
[  457.315170]  ? si_meminfo_node+0x260/0x260
[  457.319412]  ? __lock_acquire+0x62f/0x4c20
[  457.323646]  ? __lock_acquire+0x62f/0x4c20
[  457.327907]  ? __lock_is_held+0xb5/0x140
[  457.331985]  ? mark_held_locks+0x130/0x130
[  457.336224]  ? zap_class+0x640/0x640
[  457.339943]  ? put_dec+0x3b/0xf0
[  457.343315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.348881]  ? find_held_lock+0x36/0x1c0
[  457.352954]  ? serial8250_console_write+0x8b3/0xb10
[  457.357975]  ? lock_downgrade+0x900/0x900
[  457.362128]  ? zap_class+0x640/0x640
[  457.365840]  ? zap_class+0x640/0x640
[  457.369558]  ? print_usage_bug+0xc0/0xc0
[  457.373615]  ? do_raw_spin_unlock+0xa7/0x330
[  457.378026]  ? trace_hardirqs_on+0x310/0x310
[  457.382437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.387985]  ? find_held_lock+0x36/0x1c0
[  457.392059]  ? mark_held_locks+0xc7/0x130
[  457.396222]  ? console_unlock+0xfcd/0x1160
[  457.400456]  ? netconsole_netdev_event+0x280/0x280
[  457.405389]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.409969]  ? trace_hardirqs_on+0xbd/0x310
[  457.414288]  ? vprintk_emit+0x33d/0x930
[  457.418264]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.423373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.428914]  ? netconsole_netdev_event+0x280/0x280
[  457.433847]  ? console_unlock+0x8d8/0x1160
[  457.438103]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  457.442777]  ? lock_release+0xa00/0xa00
[  457.446754]  ? preempt_count_add+0xbc/0x1b0
[  457.451103]  ? wake_up_klogd+0x11a/0x180
[  457.455168]  ? console_device+0xc0/0xc0
[  457.459171]  ? vprintk_emit+0x268/0x930
[  457.463152]  ? wake_up_klogd+0x180/0x180
[  457.467214]  ? trace_hardirqs_on_caller+0xc0/0x310
[  457.472147]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.476908]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.482366]  ? retint_kernel+0x1b/0x2d
[  457.486255]  ? trace_hardirqs_on+0x310/0x310
[  457.490675]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.495452]  ? trace_initcall_level+0x80/0x31b
[  457.500037]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  457.504808]  ? show_mem+0x1e/0x17b
[  457.508354]  show_mem+0x34/0x17b
[  457.511726]  dump_header+0x2f1/0xf72
[  457.515448]  ? mark_held_locks+0x130/0x130
[  457.519685]  ? pagefault_out_of_memory+0x197/0x197
[  457.524626]  ? __lock_acquire+0x62f/0x4c20
[  457.528871]  ? zap_class+0x640/0x640
[  457.532590]  ? percpu_ref_get_many+0x240/0x240
[  457.537213]  ? print_usage_bug+0xc0/0xc0
[  457.541277]  ? print_usage_bug+0xc0/0xc0
[  457.545372]  ? zap_class+0x640/0x640
[  457.549125]  ? print_usage_bug+0xc0/0xc0
[  457.553205]  ? print_usage_bug+0xc0/0xc0
[  457.557289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.562829]  ? find_held_lock+0x36/0x1c0
[  457.566946]  ? mark_held_locks+0xc7/0x130
[  457.571127]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.576232]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.581344]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.585942]  ? trace_hardirqs_on+0xbd/0x310
[  457.590266]  ? kasan_check_read+0x11/0x20
[  457.594410]  ? ___ratelimit+0x3b4/0x672
[  457.598404]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.603508]  ? trace_hardirqs_on+0x310/0x310
[  457.607925]  ? lock_downgrade+0x900/0x900
[  457.612088]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  457.617194]  ? ___ratelimit+0x3b9/0x672
[  457.621169]  ? idr_get_free+0xec0/0xec0
[  457.625141]  ? find_held_lock+0x36/0x1c0
[  457.629214]  oom_kill_process.cold.27+0x10/0x903
[  457.634100]  ? zap_class+0x640/0x640
[  457.637826]  ? check_preemption_disabled+0x48/0x280
[  457.642888]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.647827]  ? kasan_check_read+0x11/0x20
[  457.652032]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.657369]  ? oom_evaluate_task+0x540/0x540
[  457.661823]  ? find_held_lock+0x36/0x1c0
[  457.665979]  ? out_of_memory+0x974/0x1430
[  457.670170]  ? lock_downgrade+0x900/0x900
[  457.674375]  ? check_preemption_disabled+0x48/0x280
[  457.679394]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.684325]  ? kasan_check_read+0x11/0x20
[  457.688478]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.693755]  ? rcu_softirq_qs+0x20/0x20
[  457.697733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.703283]  ? oom_evaluate_task+0x302/0x540
[  457.707697]  out_of_memory+0xa84/0x1430
[  457.711683]  ? oom_killer_disable+0x3a0/0x3a0
[  457.716183]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  457.721361]  ? __mutex_add_waiter+0x2a0/0x2a0
[  457.725871]  __alloc_pages_slowpath+0x22d4/0x2d70
[  457.730745]  ? warn_alloc+0x120/0x120
[  457.734545]  ? rcu_softirq_qs+0x20/0x20
[  457.738549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.744094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.749633]  ? should_fail+0x22d/0xd01
[  457.753526]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.758632]  ? zap_class+0x640/0x640
[  457.762395]  ? __lock_is_held+0xb5/0x140
[  457.766467]  ? mark_held_locks+0x130/0x130
[  457.770706]  ? lock_release+0xa00/0xa00
[  457.774679]  ? perf_trace_sched_process_exec+0x860/0x860
[  457.780148]  ? __might_sleep+0x95/0x190
[  457.784144]  __alloc_pages_nodemask+0xa80/0xde0
[  457.788824]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  457.793843]  ? __page_cache_alloc+0x191/0x5c0
[  457.798345]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.803277]  ? kasan_check_read+0x11/0x20
[  457.807432]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.812710]  ? zap_class+0x640/0x640
[  457.816430]  ? zap_class+0x640/0x640
[  457.820142]  ? zap_class+0x640/0x640
[  457.823858]  ? __do_page_cache_readahead+0x7ce/0x980
[  457.828969]  ? find_held_lock+0x36/0x1c0
[  457.833039]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  457.838594]  alloc_pages_current+0x173/0x350
[  457.843010]  __page_cache_alloc+0x38c/0x5c0
[  457.847329]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.852283]  ? kasan_check_read+0x11/0x20
[  457.856436]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.861715]  ? generic_perform_write+0x6a0/0x6a0
[  457.866473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.872009]  ? check_preemption_disabled+0x48/0x280
[  457.877034]  filemap_fault+0x1594/0x25f0
[  457.881120]  ? __lock_page_or_retry+0xa00/0xa00
[  457.885794]  ? mark_held_locks+0x130/0x130
[  457.890029]  ? rcu_softirq_qs+0x20/0x20
[  457.894007]  ? kasan_check_read+0x11/0x20
[  457.898158]  ? rcu_softirq_qs+0x20/0x20
[  457.902144]  ? filemap_map_pages+0xe04/0x1990
[  457.906648]  ? print_usage_bug+0xc0/0xc0
[  457.910714]  ? unwind_get_return_address+0x61/0xa0
[  457.915651]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  457.920583]  ? print_usage_bug+0xc0/0xc0
[  457.924654]  ? print_usage_bug+0xc0/0xc0
[  457.928726]  ? __lock_acquire+0x62f/0x4c20
[  457.932965]  ? save_stack+0x43/0xd0
[  457.936593]  ? __kasan_slab_free+0x102/0x150
[  457.941003]  ? kasan_slab_free+0xe/0x10
[  457.944974]  ? kmem_cache_free+0x83/0x290
[  457.949123]  ? __sigqueue_free.part.29+0x74/0x90
[  457.953895]  ? lock_acquire+0x1ed/0x520
[  457.957871]  ? ext4_filemap_fault+0x7a/0xad
[  457.962202]  ? lock_release+0xa00/0xa00
[  457.966177]  ? perf_trace_sched_process_exec+0x860/0x860
[  457.971625]  ? print_usage_bug+0xc0/0xc0
[  457.975685]  ? print_usage_bug+0xc0/0xc0
[  457.979760]  ? down_read+0x8d/0x120
[  457.983401]  ? ext4_filemap_fault+0x7a/0xad
[  457.987723]  ? __down_interruptible+0x700/0x700
[  457.992401]  ext4_filemap_fault+0x82/0xad
[  457.996553]  __do_fault+0x100/0x6b0
[  458.000187]  ? pmd_devmap_trans_unstable+0x220/0x220
[  458.005293]  ? mark_held_locks+0x130/0x130
[  458.009529]  ? mark_held_locks+0x130/0x130
[  458.013766]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  458.019305]  ? rcu_pm_notify+0xc0/0xc0
[  458.023202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.028762]  __handle_mm_fault+0x307c/0x5920
[  458.033188]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  458.038036]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.042540]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  458.047128]  ? trace_hardirqs_on+0xbd/0x310
[  458.051453]  ? kasan_check_read+0x11/0x20
[  458.055604]  ? __set_current_blocked+0xdf/0x120
[  458.060272]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.065386]  ? zap_class+0x640/0x640
[  458.069103]  ? zap_class+0x640/0x640
[  458.072822]  ? find_held_lock+0x36/0x1c0
[  458.076901]  ? handle_mm_fault+0x42a/0xc70
[  458.081136]  ? lock_downgrade+0x900/0x900
[  458.085283]  ? check_preemption_disabled+0x48/0x280
[  458.090307]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.095240]  ? kasan_check_read+0x11/0x20
[  458.099389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.104671]  ? rcu_softirq_qs+0x20/0x20
[  458.108648]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.113756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.119297]  ? check_preemption_disabled+0x48/0x280
[  458.124327]  handle_mm_fault+0x54f/0xc70
[  458.128402]  ? __handle_mm_fault+0x5920/0x5920
[  458.132991]  ? find_vma+0x34/0x190
[  458.136540]  __do_page_fault+0x5e8/0xe60
[  458.140602]  ? exit_to_usermode_loop+0x1f4/0x380
[  458.145371]  do_page_fault+0xf2/0x7e0
[  458.149173]  ? vmalloc_sync_all+0x30/0x30
[  458.153324]  ? error_entry+0x70/0xd0
[  458.157045]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.162082]  ? trace_hardirqs_on_caller+0xc0/0x310
[  458.167013]  ? syscall_return_slowpath+0x5e0/0x5e0
[  458.171938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.176783]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.181798]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.187252]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  458.192269]  ? prepare_exit_to_usermode+0x291/0x3b0
[  458.197289]  ? page_fault+0x8/0x30
[  458.200835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.205683]  ? page_fault+0x8/0x30
[  458.209223]  page_fault+0x1e/0x30
[  458.212672] RIP: 0033:0x45db60
[  458.215881] Code: Bad RIP value.
[  458.219246] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  458.224608] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  458.231880] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  458.239137] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  458.246406] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  458.253672] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  458.260992] warn_alloc_show_mem: 1 callbacks suppressed
[  458.261004] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  458.261006] Mem-Info:
[  458.261036] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  458.261036]  active_file:14 inactive_file:14 isolated_file:0
[  458.261036]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.261036]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  458.261036]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  458.261036]  free:13738 free_pcp:524 free_cma:0
[  458.266375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.273388] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  458.275791] Call Trace:
[  458.308740] Node 0 
[  458.318099]  <IRQ>
[  458.345707] 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
[  458.348265]  dump_stack+0x244/0x39d
[  458.350474] lowmem_reserve[]:
[  458.352619]  ? dump_stack_print_info.cold.1+0x20/0x20
[  458.378094]  0
[  458.381723]  warn_alloc.cold.117+0xb7/0x1bd
[  458.384796]  2818
[  458.389976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  458.391753]  6321
[  458.396075]  ? lock_downgrade+0x900/0x900
[  458.398113]  6321
[  458.402952]  ? trace_hardirqs_off+0xb8/0x310
[  458.409129]  ? trace_hardirqs_off+0xb8/0x310
[  458.411163] Node 0 
[  458.415568]  __alloc_pages_slowpath+0x2660/0x2d70
[  458.419970] DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  458.422200]  ? warn_alloc+0x120/0x120
[  458.426992] lowmem_reserve[]:
[  458.453906]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  458.457680]  0
[  458.460780]  ? warn_alloc+0x120/0x120
[  458.465770]  0
[  458.467569]  ? print_usage_bug+0xc0/0xc0
[  458.471350]  3503
[  458.473150]  ? warn_alloc+0x120/0x120
[  458.477189]  3503
[  458.479249]  ? print_usage_bug+0xc0/0xc0
[  458.485087]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.489125] Node 0 Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  458.494338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.494354]  ? should_fail+0x22d/0xd01
[  458.523483] lowmem_reserve[]:
[  458.529016]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.532877]  0
[  458.535979]  ? __lock_acquire+0x62f/0x4c20
[  458.541055]  0
[  458.542862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.547077]  0
[  458.548873]  ? should_fail+0x22d/0xd01
[  458.553946]  0
[  458.555759]  ? mark_held_locks+0x130/0x130
[  458.559615] Node 0 
[  458.561415]  ? mark_held_locks+0x130/0x130
[  458.565623] DMA: 
[  458.567859]  ? print_usage_bug+0xc0/0xc0
[  458.572075] 1*4kB 
[  458.574130]  ? find_held_lock+0x36/0x1c0
[  458.578164] (U) 
[  458.580321]  ? zap_class+0x640/0x640
[  458.584365] 0*8kB 
[  458.586350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.590046] 0*16kB 
[  458.592198]  ? check_preemption_disabled+0x48/0x280
[  458.597710] 1*32kB 
[  458.599944]  ? __lock_is_held+0xb5/0x140
[  458.604931] (U) 
[  458.607165]  __alloc_pages_nodemask+0xa80/0xde0
[  458.611213] 2*64kB 
[  458.613180]  ? zap_class+0x640/0x640
[  458.617846] (U) 
[  458.620087]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  458.623790] 1*128kB 
[  458.625767]  ? find_held_lock+0x36/0x1c0
[  458.630748] (U) 
[  458.633260]  ? ____cache_alloc_node+0x1c7/0x1e0
[  458.637294] 1*256kB 
[  458.639264]  ? lock_downgrade+0x900/0x900
[  458.643907] (U) 
[  458.646228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.650351] 0*512kB 
[  458.652353]  cache_grow_begin+0xa5/0x8c0
[  458.657879] 1*1024kB 
[  458.660197]  ? do_raw_spin_unlock+0xa7/0x330
[  458.664233] (U) 
[  458.666639]  fallback_alloc+0x204/0x2e0
[  458.671046] 1*2048kB 
[  458.673028]  ____cache_alloc_node+0x1c7/0x1e0
[  458.676971] (M) 
[  458.679376]  kmem_cache_alloc_node+0xe3/0x730
[  458.683843] 3*4096kB (M) 
[  458.685842]  ? mark_held_locks+0xc7/0x130
[  458.690310] = 15908kB
[  458.693076]  __alloc_skb+0x119/0x770
[  458.697192] Node 0 
[  458.699600]  ? netdev_alloc_frag+0x1f0/0x1f0
[  458.703286] DMA32: 
[  458.705518]  ? do_raw_spin_trylock+0x270/0x270
[  458.709906] 5*4kB 
[  458.712137]  ? kmem_cache_alloc_trace+0x353/0x750
[  458.716695] (UM) 
[  458.718845]  ? queue_work_on+0x12c/0x1e0
[  458.723658] 1*8kB 
[  458.725716]  ? switchdev_port_obj_del+0xdc/0x440
[  458.729749] (U) 
[  458.731911]  ? switchdev_trans_item_enqueue+0x260/0x260
[  458.736642] 3*16kB 
[  458.738617]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  458.744042] (UM) 
[  458.746282]  __br_mdb_notify+0x4ff/0x15d0
[  458.751269] 2*32kB 
[  458.753328]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.757453] (UM) 
[  458.759687]  ? __br_mdb_add+0x7f0/0x7f0
[  458.764762] 4*64kB 
[  458.766817]  ? mark_held_locks+0x130/0x130
[  458.770762] (UM) 
[  458.773000]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.777209] 5*128kB 
[  458.779264]  ? debug_object_assert_init+0x368/0x4b0
[  458.784341] (UM) 
[  458.786656]  ? debug_object_init_on_stack+0x20/0x20
[  458.791644] 4*256kB 
[  458.793700]  ? zap_class+0x640/0x640
[  458.798690] (UM) 
[  458.801007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.804697] 3*512kB 
[  458.806757]  br_mdb_notify+0x310/0x410
[  458.812268] (M) 
[  458.814584]  ? br_mdb_dump+0x27b0/0x27b0
[  458.818494] 3*1024kB 
[  458.820475]  br_multicast_del_pg+0x3df/0x790
[  458.824497] (UM) 
[  458.826904]  ? br_mdb_ip_get+0x940/0x940
[  458.831289] 3*2048kB 
[  458.833513]  ? rwlock_bug.part.2+0x90/0x90
[  458.837551] (UM) 
[  458.839957]  ? __lock_is_held+0xb5/0x140
[  458.844169] 3*4096kB 
[  458.846235]  br_multicast_port_group_expired+0x189/0x1e0
[  458.850414] (M) = 25100kB
[  458.852841]  call_timer_fn+0x272/0x920
[  458.858281] Node 0 
[  458.861085]  ? br_multicast_del_pg+0x790/0x790
[  458.864948] Normal: 
[  458.867179]  ? process_timeout+0x40/0x40
[  458.871740] 922*4kB 
[  458.874109]  ? __run_timers+0x7da/0xc70
[  458.878137] (UMEH) 
[  458.880457]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.884408] 452*8kB 
[  458.886641]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.891112] (UME) 
[  458.893449]  ? br_multicast_del_pg+0x790/0x790
[  458.897918] 175*16kB 
[  458.900071]  ? lockdep_hardirqs_on+0x296/0x5b0
[  458.904627] (UMEH) 
[  458.907030]  ? trace_hardirqs_on+0xbd/0x310
[  458.911586] 86*32kB 
[  458.913817]  ? kasan_check_read+0x11/0x20
[  458.918120] (UMEH) 
[  458.920435]  ? __run_timers+0x7da/0xc70
[  458.924555] 11*64kB 
[  458.926839]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.930781] (MH) 
[  458.933337]  ? br_multicast_del_pg+0x790/0x790
[  458.938421] 1*128kB 
[  458.940480]  ? br_multicast_del_pg+0x790/0x790
[  458.945036] (H) 
[  458.947357]  __run_timers+0x7e5/0xc70
[  458.951915] 1*256kB 
[  458.953891]  ? timer_fixup_init+0x70/0x70
[  458.957658] (H) 
[  458.959973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  458.964123] 0*512kB 
[  458.966107]  ? zap_class+0x640/0x640
[  458.971094] 0*1024kB 
[  458.973407]  ? enqueue_hrtimer+0x1a5/0x560
[  458.977101] 0*2048kB 
[  458.979502]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.983709] 0*4096kB 
[  458.986120]  ? find_held_lock+0x36/0x1c0
[  458.991295] = 13944kB
[  458.993713]  ? zap_class+0x640/0x640
[  458.997767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.000165]  ? pvclock_read_flags+0x160/0x160
[  459.003901] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.012736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.017209] 2312 total pagecache pages
[  459.025775]  ? check_preemption_disabled+0x48/0x280
[  459.031293] 0 pages in swap cache
[  459.035171]  ? __lock_is_held+0xb5/0x140
[  459.040165] Swap cache stats: add 0, delete 0, find 0/0
[  459.043604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.043620]  ? check_preemption_disabled+0x48/0x280
[  459.047660] Free swap  = 0kB
[  459.053016]  run_timer_softirq+0x52/0xb0
[  459.058529] Total swap = 0kB
[  459.063536]  ? rcu_read_lock_sched_held+0x14f/0x180
[  459.066531] 1965979 pages RAM
[  459.070581]  __do_softirq+0x308/0xb7e
[  459.073574] 0 pages HighMem/MovableOnly
[  459.078582]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  459.081663] 342867 pages reserved
[  459.085453]  ? lock_downgrade+0x900/0x900
[  459.089405] 0 pages cma reserved
[  459.093904]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  459.097398] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  459.101475]  ? pvclock_read_flags+0x160/0x160
[  459.104933] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.109966]  ? lapic_next_event+0x5a/0x90
[  459.116431] syz-fuzzer cpuset=
[  459.120918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.131117] /
[  459.135507]  ? kvm_clock_read+0x18/0x30
[  459.138676]  mems_allowed=0
[  459.144207]  ? kvm_sched_clock_read+0x9/0x20
[  459.157174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.162710]  ? check_preemption_disabled+0x48/0x280
[  459.167778]  irq_exit+0x17f/0x1c0
[  459.171246]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.176123]  ? smp_reschedule_interrupt+0x109/0x650
[  459.181154]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.187053]  ? interrupt_entry+0xb5/0xc0
[  459.191133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.196185]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.201204]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.206049]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.211088]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.216132]  ? task_prio+0x50/0x50
[  459.219676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.225214]  ? check_preemption_disabled+0x48/0x280
[  459.230240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.235339]  apic_timer_interrupt+0xf/0x20
[  459.239566]  </IRQ>
[  459.241805] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  459.246738] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  459.265635] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  459.273340] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  459.280609] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  459.287876] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  459.295144] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  459.302408] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  459.309712]  skb_clone+0x1bb/0x500
[  459.313253]  ? skb_split+0x11e0/0x11e0
[  459.317141]  ? check_preemption_disabled+0x48/0x280
[  459.322167]  ? __this_cpu_preempt_check+0x1c/0x20
[  459.327012]  ? __bpf_redirect+0x54b/0xb20
[  459.331171]  bpf_clone_redirect+0xb9/0x490
[  459.335414]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  459.340435]  ? __sched_text_start+0x8/0x8
[  459.344595]  ? find_held_lock+0x36/0x1c0
[  459.348665]  ? lock_acquire+0x1ed/0x520
[  459.352641]  ? bpf_test_run+0x3cb/0x780
[  459.356620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.362156]  ? check_preemption_disabled+0x48/0x280
[  459.367177]  ? kasan_check_read+0x11/0x20
[  459.371331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.376625]  ? rcu_softirq_qs+0x20/0x20
[  459.380611]  ? preempt_schedule+0x4d/0x60
[  459.384771]  ? ___preempt_schedule+0x16/0x18
[  459.389187]  ? bpf_test_run+0x25d/0x780
[  459.393177]  ? netlink_diag_dump+0x2a0/0x2a0
[  459.397588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.403125]  ? bpf_test_init.isra.10+0x70/0x100
[  459.407799]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  459.412564]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  459.417407]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  459.422945]  ? fput+0x130/0x1a0
[  459.426230]  ? __bpf_prog_get+0x9b/0x290
[  459.430294]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  459.435427]  ? bpf_prog_test_run+0x130/0x1a0
[  459.439864]  ? __x64_sys_bpf+0x3d8/0x520
[  459.443953]  ? bpf_prog_get+0x20/0x20
[  459.447772]  ? do_syscall_64+0x1b9/0x820
[  459.451833]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  459.457208]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.462145]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.467163]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  459.472184]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  459.478865]  ? __switch_to_asm+0x40/0x70
[  459.482960]  ? __switch_to_asm+0x34/0x70
[  459.487025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.491913]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  459.497313] CPU: 0 PID: 5435 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  459.497464] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.503988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  459.514474] syz-executor3 cpuset=
[  459.523808] Call Trace:
[  459.523831] syz3
[  459.527283]  <IRQ>
[  459.529856]  mems_allowed=0
[  459.531879]  dump_stack+0x244/0x39d
[  459.531904]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.531936]  warn_alloc.cold.117+0xb7/0x1bd
[  459.531945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.531955]  ? lock_downgrade+0x900/0x900
[  459.531967]  ? trace_hardirqs_off+0xb8/0x310
[  459.531978]  ? trace_hardirqs_off+0xb8/0x310
[  459.531990]  __alloc_pages_slowpath+0x2660/0x2d70
[  459.532013]  ? warn_alloc+0x120/0x120
[  459.532024]  ? warn_alloc+0x120/0x120
[  459.532033]  ? print_usage_bug+0xc0/0xc0
[  459.532040]  ? warn_alloc+0x120/0x120
[  459.532049]  ? print_usage_bug+0xc0/0xc0
[  459.532057]  ? __lock_acquire+0x62f/0x4c20
[  459.532076]  ? __lock_acquire+0x62f/0x4c20
[  459.532095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.606279]  ? should_fail+0x22d/0xd01
[  459.610183]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.615478]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.620582]  ? __lock_acquire+0x62f/0x4c20
[  459.624826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.629926]  ? __lock_acquire+0x62f/0x4c20
[  459.634160]  ? should_fail+0x22d/0xd01
[  459.638049]  ? rcu_irq_exit+0x1a2/0x390
[  459.642039]  ? mark_held_locks+0x130/0x130
[  459.646291]  ? mark_held_locks+0x130/0x130
[  459.650536]  ? mark_held_locks+0xc7/0x130
[  459.654681]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  459.659702]  ? zap_class+0x640/0x640
[  459.663425]  ? print_usage_bug+0xc0/0xc0
[  459.667496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.673085]  ? check_preemption_disabled+0x48/0x280
[  459.678117]  ? __lock_is_held+0xb5/0x140
[  459.682189]  __alloc_pages_nodemask+0xa80/0xde0
[  459.686857]  ? zap_class+0x640/0x640
[  459.690582]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  459.695610]  ? find_held_lock+0x36/0x1c0
[  459.699684]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.704359]  ? lock_downgrade+0x900/0x900
[  459.708519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.714087]  cache_grow_begin+0xa5/0x8c0
[  459.718393]  ? do_raw_spin_unlock+0xa7/0x330
[  459.722812]  fallback_alloc+0x204/0x2e0
[  459.726795]  ____cache_alloc_node+0x1c7/0x1e0
[  459.731301]  kmem_cache_alloc_node+0xe3/0x730
[  459.735799]  ? ipv6_get_ifaddr+0x42e/0x620
[  459.740047]  __alloc_skb+0x119/0x770
[  459.743772]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.749060]  ? netdev_alloc_frag+0x1f0/0x1f0
[  459.753478]  ? lock_downgrade+0x900/0x900
[  459.757636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.763179]  ? refcount_sub_and_test_checked+0x203/0x310
[  459.768644]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  459.774102]  ? addrconf_rs_timer+0x690/0x690
[  459.778527]  ndisc_alloc_skb+0x144/0x340
[  459.782597]  ndisc_send_rs+0x331/0x6e0
[  459.786493]  addrconf_rs_timer+0x314/0x690
[  459.790822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.795078]  call_timer_fn+0x272/0x920
[  459.798970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.803233]  ? process_timeout+0x40/0x40
[  459.807304]  ? mark_held_locks+0xc7/0x130
[  459.811459]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.815954]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.820450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.824689]  ? lockdep_hardirqs_on+0x296/0x5b0
[  459.829275]  ? trace_hardirqs_on+0xbd/0x310
[  459.833599]  ? kasan_check_read+0x11/0x20
[  459.837749]  ? __run_timers+0x7da/0xc70
[  459.841724]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.846835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.851082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.855324]  __run_timers+0x7e5/0xc70
[  459.859143]  ? timer_fixup_init+0x70/0x70
[  459.863295]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.868312]  ? zap_class+0x640/0x640
[  459.872035]  ? print_usage_bug+0xc0/0xc0
[  459.876110]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.881308]  ? find_held_lock+0x36/0x1c0
[  459.885378]  ? zap_class+0x640/0x640
[  459.889105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.894645]  ? check_preemption_disabled+0x48/0x280
[  459.899673]  ? __lock_is_held+0xb5/0x140
[  459.903742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.909275]  ? check_preemption_disabled+0x48/0x280
[  459.914300]  run_timer_softirq+0x52/0xb0
[  459.918366]  ? rcu_read_lock_sched_held+0x14f/0x180
[  459.923383]  __do_softirq+0x308/0xb7e
[  459.927187]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  459.931825]  ? lock_downgrade+0x900/0x900
[  459.935977]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  459.941097]  ? pvclock_read_flags+0x160/0x160
[  459.945595]  ? lapic_next_event+0x5a/0x90
[  459.949746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.955288]  ? kvm_clock_read+0x18/0x30
[  459.959263]  ? kvm_sched_clock_read+0x9/0x20
[  459.963671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.969208]  ? check_preemption_disabled+0x48/0x280
[  459.974233]  irq_exit+0x17f/0x1c0
[  459.977690]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.982533]  ? smp_reschedule_interrupt+0x109/0x650
[  459.987549]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.993438]  ? interrupt_entry+0xb5/0xc0
[  459.997500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.002516]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.007534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.012378]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.017395]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.022412]  ? task_prio+0x50/0x50
[  460.025957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.031632]  ? check_preemption_disabled+0x48/0x280
[  460.036799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.041658]  apic_timer_interrupt+0xf/0x20
[  460.045890]  </IRQ>
[  460.048132] RIP: 0010:console_unlock+0xffa/0x1160
[  460.052973] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  460.071897] RSP: 0000:ffff8801d87b5498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  460.079600] RAX: ffff8801d96f8300 RBX: 0000000000000200 RCX: 1ffff1003b2df17e
[  460.086867] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  460.094135] RBP: ffff8801d87b5608 R08: ffff8801d96f8bf0 R09: 0000000000000006
[  460.101399] R10: 0000000000000000 R11: ffff8801d96f8300 R12: dffffc0000000000
[  460.108667] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  460.115947]  ? netconsole_netdev_event+0x280/0x280
[  460.120890]  ? console_unlock+0xff1/0x1160
[  460.125150]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  460.129821]  ? lock_release+0xa00/0xa00
[  460.133799]  ? interrupt_entry+0xc0/0xc0
[  460.137876]  vprintk_emit+0x33d/0x930
[  460.141686]  ? wake_up_klogd+0x180/0x180
[  460.145745]  ? attach_entity_load_avg+0x810/0x860
[  460.150585]  ? __lock_acquire+0x600/0x4c20
[  460.154821]  ? mark_held_locks+0x130/0x130
[  460.159055]  ? print_usage_bug+0xc0/0xc0
[  460.163131]  ? find_held_lock+0x36/0x1c0
[  460.167200]  ? mark_held_locks+0xc7/0x130
[  460.171368]  vprintk_default+0x28/0x30
[  460.175269]  vprintk_func+0x7e/0x181
[  460.178985]  printk+0xa7/0xcf
[  460.182102]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  460.186879]  show_free_areas.cold.118+0x1e0b/0x215d
[  460.191931]  ? si_meminfo_node+0x260/0x260
[  460.196194]  ? __lock_acquire+0x62f/0x4c20
[  460.200430]  ? __lock_acquire+0x62f/0x4c20
[  460.204669]  ? __lock_is_held+0xb5/0x140
[  460.208751]  ? mark_held_locks+0x130/0x130
[  460.212991]  ? zap_class+0x640/0x640
[  460.216706]  ? put_dec+0x3b/0xf0
[  460.220081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.225628]  ? find_held_lock+0x36/0x1c0
[  460.229703]  ? serial8250_console_write+0x8b3/0xb10
[  460.234724]  ? lock_downgrade+0x900/0x900
[  460.238872]  ? zap_class+0x640/0x640
[  460.242584]  ? zap_class+0x640/0x640
[  460.246315]  ? print_usage_bug+0xc0/0xc0
[  460.250378]  ? do_raw_spin_unlock+0xa7/0x330
[  460.254794]  ? trace_hardirqs_on+0x310/0x310
[  460.259203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.264754]  ? find_held_lock+0x36/0x1c0
[  460.268823]  ? mark_held_locks+0xc7/0x130
[  460.272976]  ? console_unlock+0xfcd/0x1160
[  460.277210]  ? netconsole_netdev_event+0x280/0x280
[  460.282143]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  460.286727]  ? trace_hardirqs_on+0xbd/0x310
[  460.291049]  ? vprintk_emit+0x33d/0x930
[  460.295040]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.300154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.305695]  ? netconsole_netdev_event+0x280/0x280
[  460.310629]  ? console_unlock+0x8d8/0x1160
[  460.314877]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  460.319557]  ? lock_release+0xa00/0xa00
[  460.323533]  ? preempt_count_add+0xbc/0x1b0
[  460.327852]  ? wake_up_klogd+0x11a/0x180
[  460.331931]  ? console_device+0xc0/0xc0
[  460.335914]  ? vprintk_emit+0x268/0x930
[  460.339902]  ? wake_up_klogd+0x180/0x180
[  460.343962]  ? trace_hardirqs_on_caller+0xc0/0x310
[  460.348894]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.353655]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.359108]  ? retint_kernel+0x1b/0x2d
[  460.363001]  ? trace_hardirqs_on+0x310/0x310
[  460.367421]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.372198]  ? trace_initcall_level+0x80/0x31b
[  460.376778]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  460.381549]  ? show_mem+0x1e/0x17b
[  460.385097]  show_mem+0x34/0x17b
[  460.388470]  dump_header+0x2f1/0xf72
[  460.392212]  ? mark_held_locks+0x130/0x130
[  460.396446]  ? pagefault_out_of_memory+0x197/0x197
[  460.401387]  ? __lock_acquire+0x62f/0x4c20
[  460.405623]  ? zap_class+0x640/0x640
[  460.409345]  ? percpu_ref_get_many+0x240/0x240
[  460.413933]  ? print_usage_bug+0xc0/0xc0
[  460.417995]  ? print_usage_bug+0xc0/0xc0
[  460.422074]  ? zap_class+0x640/0x640
[  460.425797]  ? print_usage_bug+0xc0/0xc0
[  460.429860]  ? print_usage_bug+0xc0/0xc0
[  460.433932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.439477]  ? find_held_lock+0x36/0x1c0
[  460.443552]  ? mark_held_locks+0xc7/0x130
[  460.447707]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.452809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.457913]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  460.462498]  ? trace_hardirqs_on+0xbd/0x310
[  460.466836]  ? kasan_check_read+0x11/0x20
[  460.470996]  ? ___ratelimit+0x3b4/0x672
[  460.474980]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.480106]  ? trace_hardirqs_on+0x310/0x310
[  460.484514]  ? lock_downgrade+0x900/0x900
[  460.488667]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  460.493771]  ? ___ratelimit+0x3b9/0x672
[  460.497747]  ? idr_get_free+0xec0/0xec0
[  460.501720]  ? find_held_lock+0x36/0x1c0
[  460.505792]  oom_kill_process.cold.27+0x10/0x903
[  460.510564]  ? zap_class+0x640/0x640
[  460.514281]  ? check_preemption_disabled+0x48/0x280
[  460.519304]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.524237]  ? kasan_check_read+0x11/0x20
[  460.528389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.533673]  ? oom_evaluate_task+0x540/0x540
[  460.538092]  ? find_held_lock+0x36/0x1c0
[  460.542170]  ? out_of_memory+0x974/0x1430
[  460.546322]  ? lock_downgrade+0x900/0x900
[  460.550475]  ? check_preemption_disabled+0x48/0x280
[  460.555495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.560423]  ? kasan_check_read+0x11/0x20
[  460.564574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.569855]  ? rcu_softirq_qs+0x20/0x20
[  460.573837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.579372]  ? oom_evaluate_task+0x302/0x540
[  460.583785]  out_of_memory+0xa84/0x1430
[  460.587767]  ? oom_killer_disable+0x3a0/0x3a0
[  460.592262]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  460.597198]  ? __mutex_add_waiter+0x2a0/0x2a0
[  460.601705]  __alloc_pages_slowpath+0x22d4/0x2d70
[  460.606583]  ? warn_alloc+0x120/0x120
[  460.610382]  ? rcu_softirq_qs+0x20/0x20
[  460.614388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.619943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.625478]  ? should_fail+0x22d/0xd01
[  460.629373]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.634487]  ? zap_class+0x640/0x640
[  460.638231]  ? __lock_is_held+0xb5/0x140
[  460.642303]  ? mark_held_locks+0x130/0x130
[  460.646554]  ? lock_release+0xa00/0xa00
[  460.650530]  ? perf_trace_sched_process_exec+0x860/0x860
[  460.655990]  ? __might_sleep+0x95/0x190
[  460.659981]  __alloc_pages_nodemask+0xa80/0xde0
[  460.664661]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  460.669680]  ? __page_cache_alloc+0x191/0x5c0
[  460.674177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.679114]  ? kasan_check_read+0x11/0x20
[  460.683268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.688547]  ? zap_class+0x640/0x640
[  460.692269]  ? zap_class+0x640/0x640
[  460.695991]  ? zap_class+0x640/0x640
[  460.699706]  ? __do_page_cache_readahead+0x7ce/0x980
[  460.704821]  ? find_held_lock+0x36/0x1c0
[  460.708887]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  460.714432]  alloc_pages_current+0x173/0x350
[  460.718846]  __page_cache_alloc+0x38c/0x5c0
[  460.723176]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.728104]  ? kasan_check_read+0x11/0x20
[  460.732254]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.737532]  ? generic_perform_write+0x6a0/0x6a0
[  460.742291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.747828]  ? check_preemption_disabled+0x48/0x280
[  460.752851]  filemap_fault+0x1594/0x25f0
[  460.756929]  ? __lock_page_or_retry+0xa00/0xa00
[  460.761606]  ? mark_held_locks+0x130/0x130
[  460.765841]  ? rcu_softirq_qs+0x20/0x20
[  460.769817]  ? kasan_check_read+0x11/0x20
[  460.773973]  ? rcu_softirq_qs+0x20/0x20
[  460.777959]  ? filemap_map_pages+0xe04/0x1990
[  460.782462]  ? print_usage_bug+0xc0/0xc0
[  460.786530]  ? unwind_get_return_address+0x61/0xa0
[  460.791468]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  460.796401]  ? print_usage_bug+0xc0/0xc0
[  460.800469]  ? print_usage_bug+0xc0/0xc0
[  460.804534]  ? __lock_acquire+0x62f/0x4c20
[  460.808769]  ? save_stack+0x43/0xd0
[  460.812396]  ? __kasan_slab_free+0x102/0x150
[  460.816806]  ? kasan_slab_free+0xe/0x10
[  460.820780]  ? kmem_cache_free+0x83/0x290
[  460.824930]  ? __sigqueue_free.part.29+0x74/0x90
[  460.829705]  ? lock_acquire+0x1ed/0x520
[  460.833679]  ? ext4_filemap_fault+0x7a/0xad
[  460.838006]  ? lock_release+0xa00/0xa00
[  460.841976]  ? perf_trace_sched_process_exec+0x860/0x860
[  460.847428]  ? print_usage_bug+0xc0/0xc0
[  460.851639]  ? print_usage_bug+0xc0/0xc0
[  460.855710]  ? down_read+0x8d/0x120
[  460.859334]  ? ext4_filemap_fault+0x7a/0xad
[  460.863665]  ? __down_interruptible+0x700/0x700
[  460.868351]  ext4_filemap_fault+0x82/0xad
[  460.872506]  __do_fault+0x100/0x6b0
[  460.876136]  ? pmd_devmap_trans_unstable+0x220/0x220
[  460.881246]  ? mark_held_locks+0x130/0x130
[  460.885481]  ? mark_held_locks+0x130/0x130
[  460.889714]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  460.895252]  ? rcu_pm_notify+0xc0/0xc0
[  460.899150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.904691]  __handle_mm_fault+0x307c/0x5920
[  460.909111]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  460.913955]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.918452]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  460.923038]  ? trace_hardirqs_on+0xbd/0x310
[  460.927367]  ? kasan_check_read+0x11/0x20
[  460.931570]  ? __set_current_blocked+0xdf/0x120
[  460.936376]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.941495]  ? zap_class+0x640/0x640
[  460.945214]  ? zap_class+0x640/0x640
[  460.948955]  ? find_held_lock+0x36/0x1c0
[  460.953024]  ? handle_mm_fault+0x42a/0xc70
[  460.957259]  ? lock_downgrade+0x900/0x900
[  460.963696]  ? check_preemption_disabled+0x48/0x280
[  460.968716]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.973649]  ? kasan_check_read+0x11/0x20
[  460.977800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.983088]  ? rcu_softirq_qs+0x20/0x20
[  460.987063]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.992174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.997711]  ? check_preemption_disabled+0x48/0x280
[  461.002736]  handle_mm_fault+0x54f/0xc70
[  461.006801]  ? __handle_mm_fault+0x5920/0x5920
[  461.011392]  ? find_vma+0x34/0x190
[  461.014940]  __do_page_fault+0x5e8/0xe60
[  461.019007]  ? exit_to_usermode_loop+0x1f4/0x380
[  461.023777]  do_page_fault+0xf2/0x7e0
[  461.027585]  ? vmalloc_sync_all+0x30/0x30
[  461.031843]  ? error_entry+0x70/0xd0
[  461.035564]  ? trace_hardirqs_off_caller+0xbb/0x310
[  461.040580]  ? trace_hardirqs_on_caller+0xc0/0x310
[  461.045514]  ? syscall_return_slowpath+0x5e0/0x5e0
[  461.050443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.055286]  ? trace_hardirqs_on_caller+0x310/0x310
[  461.060300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.065755]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  461.070773]  ? prepare_exit_to_usermode+0x291/0x3b0
[  461.075791]  ? page_fault+0x8/0x30
[  461.079334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.084188]  ? page_fault+0x8/0x30
[  461.087735]  page_fault+0x1e/0x30
[  461.091185] RIP: 0033:0x45db60
[  461.094386] Code: Bad RIP value.
[  461.097747] RSP: 002b:000000c42002fab8 EFLAGS: 00010246
[  461.103112] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045ddf3
[  461.110382] RDX: 000000c42002fac0 RSI: 000000c42002fbf0 RDI: 0000000000000011
[  461.117648] RBP: 000000c420035ec8 R08: 0000000000000000 R09: 0000000000000000
[  461.124915] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430120
[  461.132180] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  461.139475] CPU: 1 PID: 17705 Comm: syz-executor3 Not tainted 4.19.0+ #135
[  461.139480] warn_alloc_show_mem: 1 callbacks suppressed
[  461.139487] Mem-Info:
[  461.146496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  461.151870] active_anon:54544 inactive_anon:2277 isolated_anon:0
[  461.151870]  active_file:14 inactive_file:14 isolated_file:0
[  461.151870]  unevictable:0 dirty:0 writeback:0 unstable:0
[  461.151870]  slab_reclaimable:9200 slab_unreclaimable:1465460
[  461.151870]  mapped:8194 shmem:2284 pagetables:412 bounce:0
[  461.151870]  free:13738 free_pcp:524 free_cma:0
[  461.154245] Call Trace:
[  461.163629] Node 0 active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:9136kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 204800kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  461.196556]  <IRQ>
[  461.199128] Node 0 
[  461.226709]  dump_stack+0x244/0x39d
[  461.228849] 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
[  461.231071]  ? dump_stack_print_info.cold.1+0x20/0x20
[  461.234671] lowmem_reserve[]:
[  461.260180]  warn_alloc.cold.117+0xb7/0x1bd
[  461.265332]  0
[  461.268429]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  461.272726]  2818
[  461.274524]  ? lock_downgrade+0x900/0x900
[  461.279342]  6321
[  461.281395]  ? trace_hardirqs_off+0xb8/0x310
[  461.285516]  6321
[  461.287574]  ? trace_hardirqs_off+0xb8/0x310
[  461.294046]  __alloc_pages_slowpath+0x2660/0x2d70
[  461.298424] Node 0 DMA32 free:25100kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  461.303286]  ? warn_alloc+0x120/0x120
[  461.303304]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  461.330600] lowmem_reserve[]:
[  461.334635]  ? warn_alloc+0x120/0x120
[  461.339631]  0
[  461.342761]  ? print_usage_bug+0xc0/0xc0
[  461.346549]  0
[  461.348355]  ? warn_alloc+0x120/0x120
[  461.352393]  3503
[  461.354193]  ? print_usage_bug+0xc0/0xc0
[  461.357966]  3503
[  461.360050]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  461.366165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.371324] Node 0 
[  461.376851]  ? should_fail+0x22d/0xd01
[  461.376883] Normal free:13944kB min:37364kB low:46704kB high:56044kB active_anon:218176kB inactive_anon:9108kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:1648kB bounce:0kB free_pcp:1848kB local_pcp:1272kB free_cma:0kB
[  461.376890] lowmem_reserve[]:
[  461.379121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.383102]  0
[  461.411634]  ? __lock_acquire+0x62f/0x4c20
[  461.414713]  0
[  461.419821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.421612]  0
[  461.425854]  ? should_fail+0x22d/0xd01
[  461.427646]  0
[  461.432749]  ? mark_held_locks+0x130/0x130
[  461.438421]  ? mark_held_locks+0x130/0x130
[  461.440227] Node 0 
[  461.444452]  ? print_usage_bug+0xc0/0xc0
[  461.448662] DMA: 
[  461.450892]  ? find_held_lock+0x36/0x1c0
[  461.454931] 1*4kB 
[  461.456987]  ? zap_class+0x640/0x640
[  461.461040] (U) 
[  461.463196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.466885] 0*8kB 
[  461.468891]  ? check_preemption_disabled+0x48/0x280
[  461.474403] 0*16kB 
[  461.476554]  ? __lock_is_held+0xb5/0x140
[  461.481554] 1*32kB 
[  461.483791]  __alloc_pages_nodemask+0xa80/0xde0
[  461.487859] (U) 
[  461.490108]  ? zap_class+0x640/0x640
[  461.494752] 2*64kB 
[  461.496722]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  461.500408] (U) 
[  461.502644]  ? find_held_lock+0x36/0x1c0
[  461.507629] 1*128kB 
[  461.509609]  ? ____cache_alloc_node+0x1c7/0x1e0
[  461.513636] (U) 
[  461.515952]  ? lock_downgrade+0x900/0x900
[  461.520600] 1*256kB 
[  461.522571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.526692] (U) 
[  461.529014]  cache_grow_begin+0xa5/0x8c0
[  461.534532] 0*512kB 
[  461.536501]  ? do_raw_spin_unlock+0xa7/0x330
[  461.540543] 1*1024kB 
[  461.542865]  fallback_alloc+0x204/0x2e0
[  461.547245] (U) 
[  461.549655]  ____cache_alloc_node+0x1c7/0x1e0
[  461.553606] 1*2048kB 
[  461.555575]  kmem_cache_alloc_node+0xe3/0x730
[  461.560039] (M) 
[  461.562440]  ? mark_held_locks+0xc7/0x130
[  461.566914] 3*4096kB 
[  461.568909]  __alloc_skb+0x119/0x770
[  461.573026] (M) 
[  461.575429]  ? netdev_alloc_frag+0x1f0/0x1f0
[  461.579120] = 15908kB
[  461.581098]  ? do_raw_spin_trylock+0x270/0x270
[  461.585484] Node 0 
[  461.587892]  ? kmem_cache_alloc_trace+0x353/0x750
[  461.592450] DMA32: 
[  461.594679]  ? queue_work_on+0x12c/0x1e0
[  461.599494] 5*4kB 
[  461.601729]  ? switchdev_port_obj_del+0xdc/0x440
[  461.605763] (UM) 
[  461.607910]  ? switchdev_trans_item_enqueue+0x260/0x260
[  461.612638] 1*8kB 
[  461.614699]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  461.620047] (U) 
[  461.622216]  __br_mdb_notify+0x4ff/0x15d0
[  461.627205] 3*16kB 
[  461.629176]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  461.633297] (UM) 
[  461.635541]  ? __br_mdb_add+0x7f0/0x7f0
[  461.640607] 2*32kB 
[  461.642662]  ? mark_held_locks+0x130/0x130
[  461.646611] (UM) 
[  461.648855]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  461.653056] 4*64kB 
[  461.655121]  ? debug_object_assert_init+0x368/0x4b0
[  461.660195] (UM) 
[  461.662424]  ? debug_object_init_on_stack+0x20/0x20
[  461.667414] 5*128kB 
[  461.669473]  ? zap_class+0x640/0x640
[  461.674464] (UM) 
[  461.676785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.680477] 4*256kB 
[  461.682542]  br_mdb_notify+0x310/0x410
[  461.688045] (UM) 
[  461.690369]  ? br_mdb_dump+0x27b0/0x27b0
[  461.694232] 3*512kB 
[  461.696303]  br_multicast_del_pg+0x3df/0x790
[  461.700327] (M) 
[  461.702647]  ? br_mdb_ip_get+0x940/0x940
[  461.707028] 3*1024kB 
[  461.709000]  ? rwlock_bug.part.2+0x90/0x90
[  461.713037] (UM) 
[  461.715442]  ? __lock_is_held+0xb5/0x140
[  461.720126] 3*2048kB (UM) 
[  461.722202]  br_multicast_port_group_expired+0x189/0x1e0
[  461.726232] 3*4096kB 
[  461.729080]  call_timer_fn+0x272/0x920
[  461.734500] (M) 
[  461.736911]  ? br_multicast_del_pg+0x790/0x790
[  461.740775] = 25100kB
[  461.742748]  ? process_timeout+0x40/0x40
[  461.747304] Node 0 
[  461.749711]  ? __run_timers+0x7da/0xc70
[  461.753749] Normal: 
[  461.755980]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.759932] 922*4kB 
[  461.762252]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.766744] (UMEH) 
[  461.769097]  ? br_multicast_del_pg+0x790/0x790
[  461.773570] 452*8kB 
[  461.775801]  ? lockdep_hardirqs_on+0x296/0x5b0
[  461.780371] (UME) 
[  461.782689]  ? trace_hardirqs_on+0xbd/0x310
[  461.787248] 175*16kB 
[  461.789392]  ? kasan_check_read+0x11/0x20
[  461.793685] (UMEH) 
[  461.796104]  ? __run_timers+0x7da/0xc70
[  461.800220] 86*32kB 
[  461.802449]  ? trace_hardirqs_off_caller+0x310/0x310
[  461.806397] (UMEH) 
[  461.808715]  ? br_multicast_del_pg+0x790/0x790
[  461.813793] 11*64kB 
[  461.816026]  ? br_multicast_del_pg+0x790/0x790
[  461.820584] (MH) 
[  461.822903]  __run_timers+0x7e5/0xc70
[  461.827470] 1*128kB 
[  461.829533]  ? timer_fixup_init+0x70/0x70
[  461.833314] (H) 
[  461.835649]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  461.839774] 1*256kB 
[  461.841759]  ? zap_class+0x640/0x640
[  461.846748] (H) 
[  461.849088]  ? enqueue_hrtimer+0x1a5/0x560
[  461.852772] 0*512kB 
[  461.854741]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  461.858952] 0*1024kB 
[  461.861270]  ? find_held_lock+0x36/0x1c0
[  461.866433] 0*2048kB 
[  461.868843]  ? zap_class+0x640/0x640
[  461.872885] 0*4096kB 
[  461.875291]  ? pvclock_read_flags+0x160/0x160
[  461.878990] = 13944kB
[  461.881395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.885867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  461.888264]  ? check_preemption_disabled+0x48/0x280
[  461.893777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  461.902605]  ? __lock_is_held+0xb5/0x140
[  461.907594] 2312 total pagecache pages
[  461.916176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.920222] 0 pages in swap cache
[  461.924107]  ? check_preemption_disabled+0x48/0x280
[  461.929639] Swap cache stats: add 0, delete 0, find 0/0
[  461.933328]  run_timer_softirq+0x52/0xb0
[  461.938327] Free swap  = 0kB
[  461.943688]  ? rcu_read_lock_sched_held+0x14f/0x180
[  461.947730] Total swap = 0kB
[  461.950744]  __do_softirq+0x308/0xb7e
[  461.955737] 1965979 pages RAM
[  461.958752]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  461.962526] 0 pages HighMem/MovableOnly
[  461.965626]  ? lock_downgrade+0x900/0x900
[  461.970094] 342867 pages reserved
[  461.974080]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  461.978205] 0 pages cma reserved
[  461.981652]  ? pvclock_read_flags+0x160/0x160
[  461.986786] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  461.990093]  ? lapic_next_event+0x5a/0x90
[  461.994651] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.001050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.005174] syz-fuzzer cpuset=
[  462.015394]  ? kvm_clock_read+0x18/0x30
[  462.020901] /
[  462.024091]  ? kvm_sched_clock_read+0x9/0x20
[  462.028046]  mems_allowed=0
[  462.029767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.042610]  ? check_preemption_disabled+0x48/0x280
[  462.047641]  irq_exit+0x17f/0x1c0
[  462.051101]  smp_apic_timer_interrupt+0x1cb/0x760
[  462.055942]  ? smp_reschedule_interrupt+0x109/0x650
[  462.060962]  ? smp_call_function_single_interrupt+0x650/0x650
[  462.066863]  ? interrupt_entry+0xb5/0xc0
[  462.070930]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.075948]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.080970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.085874]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.090892]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.095910]  ? task_prio+0x50/0x50
[  462.099452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.104992]  ? check_preemption_disabled+0x48/0x280
[  462.110025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.114908]  apic_timer_interrupt+0xf/0x20
[  462.119148]  </IRQ>
[  462.121420] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  462.126353] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  462.145252] RSP: 0000:ffff880198607740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  462.152965] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  462.160240] RDX: 0000000000000000 RSI: ffff8801cc98ae00 RDI: 0000000000000286
[  462.167505] RBP: ffff8801986077a8 R08: ffff8801cc98a580 R09: 0000000000000000
[  462.174770] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  462.182076] R13: ffff8801d9bd2680 R14: ffff8801d9bd2680 R15: 0000000000480020
[  462.189400]  skb_clone+0x1bb/0x500
[  462.192946]  ? skb_split+0x11e0/0x11e0
[  462.196831]  ? check_preemption_disabled+0x48/0x280
[  462.201873]  ? __this_cpu_preempt_check+0x1c/0x20
[  462.206735]  ? __bpf_redirect+0x54b/0xb20
[  462.210901]  bpf_clone_redirect+0xb9/0x490
[  462.215147]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  462.220169]  ? __sched_text_start+0x8/0x8
[  462.224330]  ? find_held_lock+0x36/0x1c0
[  462.228401]  ? lock_acquire+0x1ed/0x520
[  462.232854]  ? bpf_test_run+0x3cb/0x780
[  462.236833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.242374]  ? check_preemption_disabled+0x48/0x280
[  462.247423]  ? kasan_check_read+0x11/0x20
[  462.251576]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  462.256861]  ? rcu_softirq_qs+0x20/0x20
[  462.260843]  ? preempt_schedule+0x4d/0x60
[  462.265010]  ? ___preempt_schedule+0x16/0x18
[  462.269439]  ? bpf_test_run+0x25d/0x780
[  462.273427]  ? netlink_diag_dump+0x2a0/0x2a0
[  462.277845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.283383]  ? bpf_test_init.isra.10+0x70/0x100
[  462.288059]  ? bpf_prog_test_run_skb+0x73c/0xcb0