 231.467243]  ? trace_hardirqs_on+0x310/0x310
[  231.471653]  ? warn_alloc+0x120/0x120
[  231.475461]  ? print_usage_bug+0xc0/0xc0
[  231.479523]  ? warn_alloc+0x120/0x120
[  231.483325]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  231.488345]  ? print_usage_bug+0xc0/0xc0
[  231.492417]  ? __lock_acquire+0x7ec/0x4ec0
[  231.496665]  ? __lock_acquire+0x7ec/0x4ec0
[  231.500911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.506476]  ? should_fail+0x22d/0xd01
[  231.510374]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.515483]  ? __lock_acquire+0x7ec/0x4ec0
[  231.519728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.524843]  ? __lock_acquire+0x7ec/0x4ec0
[  231.529088]  ? should_fail+0x22d/0xd01
[  231.532979]  ? print_usage_bug+0xc0/0xc0
[  231.537055]  ? mark_held_locks+0x130/0x130
[  231.541305]  ? mark_held_locks+0x130/0x130
[  231.545560]  ? graph_lock+0x170/0x170
[  231.549366]  ? print_usage_bug+0xc0/0xc0
[  231.553427]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.558186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.563730]  ? check_preemption_disabled+0x48/0x200
[  231.568757]  ? check_preemption_disabled+0x48/0x200
[  231.573802]  ? __lock_is_held+0xb5/0x140
[  231.577886]  __alloc_pages_nodemask+0xa80/0xde0
[  231.582560]  ? graph_lock+0x170/0x170
[  231.586373]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.591393]  ? graph_lock+0x170/0x170
[  231.595210]  ? find_held_lock+0x36/0x1c0
[  231.599289]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.603971]  ? lock_downgrade+0x900/0x900
[  231.608133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.613683]  cache_grow_begin+0x91/0x8c0
[  231.617749]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.622177]  fallback_alloc+0x203/0x2e0
[  231.626160]  ____cache_alloc_node+0x1c7/0x1e0
[  231.630667]  kmem_cache_alloc_node+0xe3/0x730
[  231.635169]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.639421]  __alloc_skb+0x119/0x770
[  231.643140]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.648424]  ? skb_scrub_packet+0x490/0x490
[  231.652747]  ? lock_downgrade+0x900/0x900
[  231.656916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.662457]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.667916]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.673376]  ? addrconf_rs_timer+0x6f0/0x6f0
[  231.677815]  ndisc_alloc_skb+0x144/0x340
[  231.681887]  ndisc_send_rs+0x331/0x6e0
[  231.685795]  addrconf_rs_timer+0x3c0/0x6f0
[  231.690052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.694307]  call_timer_fn+0x272/0x920
[  231.698204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.702442]  ? process_timeout+0x40/0x40
[  231.706502]  ? find_held_lock+0x36/0x1c0
[  231.710574]  ? __run_timers+0x7da/0xc70
[  231.714558]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.719057]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.723559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.727814]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.732404]  ? trace_hardirqs_on+0xbd/0x310
[  231.736729]  ? kasan_check_read+0x11/0x20
[  231.740892]  ? __run_timers+0x7da/0xc70
[  231.744872]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.750335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.754583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.758838]  __run_timers+0x7e5/0xc70
[  231.762667]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.768059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.773089]  ? graph_lock+0x170/0x170
[  231.776944]  ? enqueue_hrtimer+0x1a5/0x560
[  231.781196]  ? lock_release+0x970/0x970
[  231.785192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.790409]  ? find_held_lock+0x36/0x1c0
[  231.794516]  ? graph_lock+0x170/0x170
[  231.798332]  ? pvclock_read_flags+0x160/0x160
[  231.802853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.808414]  ? check_preemption_disabled+0x48/0x200
[  231.813468]  ? __lock_is_held+0xb5/0x140
[  231.817552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.823102]  ? check_preemption_disabled+0x48/0x200
[  231.828134]  run_timer_softirq+0x52/0xb0
[  231.832203]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.837225]  __do_softirq+0x30b/0xad8
[  231.841040]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.846157]  ? pvclock_read_flags+0x160/0x160
[  231.850658]  ? lapic_next_event+0x5a/0x90
[  231.854813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.860359]  ? check_preemption_disabled+0x48/0x200
[  231.865383]  ? check_preemption_disabled+0x48/0x200
[  231.870411]  ? kvm_clock_read+0x18/0x30
[  231.874392]  ? kvm_sched_clock_read+0x9/0x20
[  231.878814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.884357]  ? check_preemption_disabled+0x48/0x200
[  231.889394]  irq_exit+0x17f/0x1c0
[  231.892855]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.897703]  ? smp_reschedule_interrupt+0x109/0x650
[  231.902724]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.908611]  ? interrupt_entry+0xb5/0xf0
[  231.912682]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.917707]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.922732]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.927592]  ? trace_hardirqs_off+0x300/0x300
[  231.932086]  ? trace_hardirqs_off+0x300/0x300
[  231.936590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.942132]  ? check_preemption_disabled+0x48/0x200
[  231.947164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.952021]  apic_timer_interrupt+0xf/0x20
[  231.956250]  </IRQ>
[  231.958491] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  231.963420] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  231.982327] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  231.990049] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  231.997321] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  232.004596] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  232.011865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  232.019133] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  232.026452]  skb_clone+0x1bb/0x500
[  232.030000]  ? skb_split+0x11e0/0x11e0
[  232.033894]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.038655]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.043245]  ? retint_kernel+0x2d/0x2d
[  232.047138]  ? trace_hardirqs_on_caller+0xc0/0x300
[  232.052072]  ? retint_kernel+0x2d/0x2d
[  232.055967]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.060735]  bpf_clone_redirect+0xb9/0x490
[  232.064982]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  232.070180]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  232.075214]  ? retint_kernel+0x2d/0x2d
[  232.079116]  ? find_held_lock+0x36/0x1c0
[  232.083188]  ? lock_acquire+0x1ed/0x520
[  232.087166]  ? bpf_test_run+0x32e/0x5a0
[  232.091150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.096691]  ? check_preemption_disabled+0x48/0x200
[  232.101725]  ? kasan_check_read+0x11/0x20
[  232.105877]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.111164]  ? rcu_bh_qs+0xc0/0xc0
[  232.114722]  ? preempt_schedule+0x4d/0x60
[  232.118875]  ? ___preempt_schedule+0x16/0x18
[  232.123294]  ? bpf_test_run+0x1c0/0x5a0
[  232.127282]  ? netlink_diag_dump+0x2a0/0x2a0
[  232.131700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.137241]  ? bpf_test_init.isra.9+0x70/0x100
[  232.141836]  ? bpf_prog_test_run_skb+0x634/0xb40
[  232.146603]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  232.151451]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  232.156990]  ? fput+0x130/0x1a0
[  232.160273]  ? __bpf_prog_get+0x9b/0x290
[  232.164342]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  232.169186]  ? bpf_prog_test_run+0x130/0x1a0
[  232.173604]  ? __x64_sys_bpf+0x3d8/0x510
[  232.177674]  ? bpf_prog_get+0x20/0x20
[  232.181492]  ? do_syscall_64+0x2a5/0x820
[  232.185563]  ? do_syscall_64+0x1b9/0x820
[  232.189630]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  232.195001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.199935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.204783]  ? trace_hardirqs_off+0x300/0x300
[  232.209294]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  232.214317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.219881]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.224916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.229774]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.235176] warn_alloc_show_mem: 1 callbacks suppressed
[  232.235189] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  232.235191] Mem-Info:
[  232.235222] active_anon:38791 inactive_anon:372 isolated_anon:0
[  232.235222]  active_file:33 inactive_file:13 isolated_file:0
[  232.235222]  unevictable:0 dirty:0 writeback:0 unstable:0
[  232.235222]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  232.235222]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  232.235222]  free:13743 free_pcp:141 free_cma:0
[  232.240571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.247513] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  232.249919] Call Trace:
[  232.282816] Node 0 
[  232.292202]  <IRQ>
[  232.320004] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  232.322575]  dump_stack+0x1c4/0x2b4
[  232.324785] lowmem_reserve[]: 0
[  232.326960]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.352441]  2817 6321
[  232.356102]  warn_alloc.cold.118+0xb7/0x1bd
[  232.359363]  6321
[  232.364563]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.371358]  ? lock_downgrade+0x900/0x900
[  232.373399] Node 0 
[  232.378249]  ? trace_hardirqs_off+0xb8/0x300
[  232.382390] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  232.384602]  ? trace_hardirqs_off+0xb8/0x300
[  232.388983] lowmem_reserve[]:
[  232.416167]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.420555]  0
[  232.423710]  ? warn_alloc+0x120/0x120
[  232.429008]  0 3503
[  232.430835]  ? trace_hardirqs_on+0x310/0x310
[  232.434610]  3503
[  232.436848]  ? warn_alloc+0x120/0x120
[  232.443289]  ? print_usage_bug+0xc0/0xc0
[  232.447063] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  232.451152]  ? warn_alloc+0x120/0x120
[  232.451171]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.480210] lowmem_reserve[]: 0
[  232.484040]  ? print_usage_bug+0xc0/0xc0
[  232.489029]  0
[  232.492320]  ? __lock_acquire+0x7ec/0x4ec0
[  232.496343]  0 0
[  232.498156]  ? __lock_acquire+0x7ec/0x4ec0
[  232.502367] Node 0 
[  232.504357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.508566] DMA: 
[  232.510807]  ? should_fail+0x22d/0xd01
[  232.516327] 1*4kB 
[  232.518389]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.522247] (U) 
[  232.524399]  ? __lock_acquire+0x7ec/0x4ec0
[  232.529480] 0*8kB 0*16kB 
[  232.531469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.535675] 1*32kB 
[  232.538457]  ? __lock_acquire+0x7ec/0x4ec0
[  232.543536] (U) 
[  232.545782]  ? should_fail+0x22d/0xd01
[  232.549978] 2*64kB (U) 
[  232.551965]  ? print_usage_bug+0xc0/0xc0
[  232.555838] 1*128kB 
[  232.558427]  ? mark_held_locks+0x130/0x130
[  232.562452] (U) 
[  232.564780]  ? mark_held_locks+0x130/0x130
[  232.568986] 1*256kB 
[  232.570969]  ? graph_lock+0x170/0x170
[  232.575173] (U) 
[  232.577496]  ? print_usage_bug+0xc0/0xc0
[  232.581272] 0*512kB 
[  232.583252]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.587283] 1*1024kB (U) 
[  232.589618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.594348] 1*2048kB 
[  232.597108]  ? check_preemption_disabled+0x48/0x200
[  232.602615] (M) 
[  232.605029]  ? check_preemption_disabled+0x48/0x200
[  232.610013] 3*4096kB (M) 
[  232.612008]  ? __lock_is_held+0xb5/0x140
[  232.616999] = 15908kB
[  232.619758]  __alloc_pages_nodemask+0xa80/0xde0
[  232.623791] Node 0 
[  232.626202]  ? graph_lock+0x170/0x170
[  232.630844] DMA32: 
[  232.633080]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.636855] 4*4kB 
[  232.639088]  ? graph_lock+0x170/0x170
[  232.644083] (M) 
[  232.646243]  ? find_held_lock+0x36/0x1c0
[  232.650012] 0*8kB 
[  232.651991]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.656026] 4*16kB 
[  232.658175]  ? lock_downgrade+0x900/0x900
[  232.662821] (M) 
[  232.665066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.669178] 1*32kB (M) 
[  232.671164]  cache_grow_begin+0x91/0x8c0
[  232.676678] 4*64kB 
[  232.679258]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.683295] (UM) 
[  232.685540]  fallback_alloc+0x203/0x2e0
[  232.689918] 2*128kB 
[  232.691983]  ____cache_alloc_node+0x1c7/0x1e0
[  232.695933] (M) 
[  232.698269]  kmem_cache_alloc_node+0xe3/0x730
[  232.702749] 2*256kB (M) 
[  232.704743]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.709220] 3*512kB 
[  232.711897]  __alloc_skb+0x119/0x770
[  232.716100] (M) 
[  232.718422]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.722113] 4*1024kB 
[  232.724091]  ? skb_scrub_packet+0x490/0x490
[  232.729341] (UM) 
[  232.731753]  ? lock_downgrade+0x900/0x900
[  232.736058] 1*2048kB (U) 
[  232.738143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.742260] 4*4096kB 
[  232.745020]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.750531] (M) 
[  232.752950]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.758378] = 25200kB
[  232.760358]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.765783] Node 0 
[  232.768209]  ndisc_alloc_skb+0x144/0x340
[  232.772573] Normal: 1032*4kB 
[  232.774832]  ndisc_send_rs+0x331/0x6e0
[  232.778895] (UME) 
[  232.782007]  addrconf_rs_timer+0x3c0/0x6f0
[  232.785864] 423*8kB 
[  232.788021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.792228] (UME) 
[  232.794567]  call_timer_fn+0x272/0x920
[  232.798763] 205*16kB (UME) 58*32kB 
[  232.800929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.804790] (UME) 
[  232.808417]  ? process_timeout+0x40/0x40
[  232.812627] 17*64kB 
[  232.814784]  ? find_held_lock+0x36/0x1c0
[  232.818814] (UM) 
[  232.821144]  ? mark_held_locks+0xc7/0x130
[  232.825177] 1*128kB 
[  232.827241]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.831367] (U) 
[  232.833689]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.838159] 0*256kB 
[  232.840134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.844606] 0*512kB 
[  232.846932]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  232.851145] 0*1024kB 
[  232.853470]  ? trace_hardirqs_on+0xbd/0x310
[  232.858023] 0*2048kB 0*4096kB 
[  232.860446]  ? kasan_check_read+0x11/0x20
[  232.864742] = 13864kB
[  232.867939]  ? __run_timers+0x7da/0xc70
[  232.872067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  232.874471]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.878427] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  232.887262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.892697] 427 total pagecache pages
[  232.901281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.905499] 0 pages in swap cache
[  232.909297]  __run_timers+0x7e5/0xc70
[  232.913505] Swap cache stats: add 0, delete 0, find 0/0
[  232.913515] Free swap  = 0kB
[  232.916982]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  232.920750] Total swap = 0kB
[  232.920759] 1965979 pages RAM
[  232.926133]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.929124] 0 pages HighMem/MovableOnly
[  232.929139] 342744 pages reserved
[  232.934512]  ? graph_lock+0x170/0x170
[  232.937515] 0 pages cma reserved
[  232.940622]  ? print_usage_bug+0xc0/0xc0
[  232.945693] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  232.949619]  ? lock_release+0x970/0x970
[  232.949638]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.953138] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.956896]  ? find_held_lock+0x36/0x1c0
[  232.960251] syz-executor7 cpuset=
[  232.964328]  ? graph_lock+0x170/0x170
[  232.970794] syz7
[  232.974788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.979959]  mems_allowed=0
[  232.990465]  ? check_preemption_disabled+0x48/0x200
[  233.017229]  ? __lock_is_held+0xb5/0x140
[  233.021318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.026881]  ? check_preemption_disabled+0x48/0x200
[  233.031929]  run_timer_softirq+0x52/0xb0
[  233.035999]  ? rcu_read_lock_sched_held+0x108/0x120
[  233.041059]  __do_softirq+0x30b/0xad8
[  233.044897]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  233.050026]  ? pvclock_read_flags+0x160/0x160
[  233.054548]  ? lapic_next_event+0x5a/0x90
[  233.058710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.064264]  ? check_preemption_disabled+0x48/0x200
[  233.069294]  ? check_preemption_disabled+0x48/0x200
[  233.074341]  ? kvm_clock_read+0x18/0x30
[  233.078328]  ? kvm_sched_clock_read+0x9/0x20
[  233.082749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.088303]  ? check_preemption_disabled+0x48/0x200
[  233.093348]  irq_exit+0x17f/0x1c0
[  233.096815]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.101664]  ? smp_reschedule_interrupt+0x109/0x650
[  233.106691]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.112586]  ? interrupt_entry+0xb5/0xf0
[  233.116662]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.121684]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.126725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.131578]  ? trace_hardirqs_off+0x300/0x300
[  233.136075]  ? trace_hardirqs_off+0x300/0x300
[  233.140582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.146137]  ? check_preemption_disabled+0x48/0x200
[  233.151179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.156046]  apic_timer_interrupt+0xf/0x20
[  233.160279]  </IRQ>
[  233.162532] RIP: 0010:console_unlock+0x1017/0x11a0
[  233.167468] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  233.186380] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  233.194125] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  233.201406] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  233.208686] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  233.215965] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  233.223260] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  233.230572]  ? netconsole_netdev_event+0x280/0x280
[  233.235524]  ? console_unlock+0x100e/0x11a0
[  233.239887]  ? devkmsg_read+0xbb0/0xbb0
[  233.243871]  ? lock_release+0x970/0x970
[  233.247851]  ? retint_kernel+0x2d/0x2d
[  233.251769]  vprintk_emit+0x33d/0x930
[  233.255585]  ? wake_up_klogd+0x180/0x180
[  233.259669]  ? find_held_lock+0x36/0x1c0
[  233.263741]  ? mark_held_locks+0xc7/0x130
[  233.267910]  vprintk_default+0x28/0x30
[  233.271807]  vprintk_func+0x7e/0x181
[  233.275532]  printk+0xa7/0xcf
[  233.278647]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  233.283414]  ? kasan_check_write+0x14/0x20
[  233.287663]  ? do_raw_spin_lock+0xc1/0x200
[  233.291919]  show_free_areas.cold.119+0x1f34/0x215d
[  233.296964]  ? si_meminfo_node+0x260/0x260
[  233.301209]  ? __lock_acquire+0x7ec/0x4ec0
[  233.305456]  ? __lock_acquire+0x7ec/0x4ec0
[  233.309699]  ? __lock_acquire+0x7ec/0x4ec0
[  233.313946]  ? kasan_check_write+0x14/0x20
[  233.318195]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  233.324222]  ? mark_held_locks+0x130/0x130
[  233.328463]  ? mark_held_locks+0x130/0x130
[  233.332711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.338257]  ? graph_lock+0x170/0x170
[  233.342065]  ? put_dec+0x3b/0xf0
[  233.345438]  ? number+0x972/0xca0
[  233.348899]  ? __lock_acquire+0x7ec/0x4ec0
[  233.353144]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  233.358706]  ? find_held_lock+0x36/0x1c0
[  233.362789]  ? serial8250_console_write+0x8b3/0xb10
[  233.367820]  ? lock_downgrade+0x900/0x900
[  233.371982]  ? graph_lock+0x170/0x170
[  233.375803]  ? graph_lock+0x170/0x170
[  233.379627]  ? print_usage_bug+0xc0/0xc0
[  233.383697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.388122]  ? trace_hardirqs_on+0x310/0x310
[  233.392544]  ? wq_watchdog_touch+0x9c/0xfe
[  233.396788]  ? io_serial_in+0x11/0x90
[  233.400631]  ? find_held_lock+0x36/0x1c0
[  233.404718]  ? mark_held_locks+0xc7/0x130
[  233.408910]  ? netconsole_netdev_event+0x280/0x280
[  233.413855]  ? console_unlock+0xfe2/0x11a0
[  233.418104]  ? lockdep_hardirqs_on+0x421/0x5c0
[  233.422698]  ? trace_hardirqs_on+0xbd/0x310
[  233.427028]  ? vprintk_emit+0x33d/0x930
[  233.431013]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.436477]  ? kasan_check_write+0x14/0x20
[  233.440720]  ? do_raw_spin_lock+0xc1/0x200
[  233.444975]  ? netconsole_netdev_event+0x280/0x280
[  233.449914]  ? console_unlock+0x98e/0x11a0
[  233.454171]  ? devkmsg_read+0xbb0/0xbb0
[  233.458155]  ? vprintk_emit+0x7f7/0x930
[  233.462141]  ? lock_release+0x970/0x970
[  233.466126]  ? preempt_count_add+0x7d/0x160
[  233.470460]  ? wake_up_klogd+0x11a/0x180
[  233.474552]  ? console_device+0xc0/0xc0
[  233.478541]  ? do_raw_spin_lock+0xc1/0x200
[  233.482801]  ? vprintk_emit+0x268/0x930
[  233.486792]  ? wake_up_klogd+0x180/0x180
[  233.490863]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.495631]  ? trace_hardirqs_off_caller+0x300/0x300
[  233.500742]  ? retint_kernel+0x1b/0x2d
[  233.504640]  ? trace_hardirqs_on+0x310/0x310
[  233.509065]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.513853]  ? retint_kernel+0x2d/0x2d
[  233.517754]  ? arch_local_irq_restore+0x45/0x52
[  233.522432]  ? save_image_lzo.cold.20+0x629/0xecf
[  233.527283]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  233.532056]  ? show_mem+0x1e/0x17b
[  233.535603]  show_mem+0x34/0x17b
[  233.538983]  dump_header+0x2f1/0xf72
[  233.542712]  ? pagefault_out_of_memory+0x197/0x197
[  233.547650]  ? __lock_acquire+0x7ec/0x4ec0
[  233.551894]  ? print_usage_bug+0xc0/0xc0
[  233.555967]  ? graph_lock+0x170/0x170
[  233.559767]  ? graph_lock+0x170/0x170
[  233.563576]  ? print_usage_bug+0xc0/0xc0
[  233.567635]  ? print_usage_bug+0xc0/0xc0
[  233.571701]  ? print_usage_bug+0xc0/0xc0
[  233.575769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.581326]  ? find_held_lock+0x36/0x1c0
[  233.585401]  ? mark_held_locks+0xc7/0x130
[  233.589555]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  233.594666]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  233.599777]  ? lockdep_hardirqs_on+0x421/0x5c0
[  233.604370]  ? trace_hardirqs_on+0xbd/0x310
[  233.608695]  ? kasan_check_read+0x11/0x20
[  233.612853]  ? ___ratelimit+0x36f/0x655
[  233.616837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.622313]  ? trace_hardirqs_on+0x310/0x310
[  233.626726]  ? lock_downgrade+0x900/0x900
[  233.630887]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  233.635993]  ? ___ratelimit+0xaa/0x655
[  233.639890]  ? idr_get_free+0xec0/0xec0
[  233.643871]  ? kasan_check_write+0x14/0x20
[  233.648112]  ? do_raw_spin_lock+0xc1/0x200
[  233.652358]  oom_kill_process.cold.27+0x10/0x903
[  233.657121]  ? graph_lock+0x170/0x170
[  233.660932]  ? _raw_spin_unlock+0x2c/0x50
[  233.665084]  ? oom_badness+0xe6/0xaa0
[  233.668897]  ? oom_evaluate_task+0x540/0x540
[  233.673321]  ? find_held_lock+0x36/0x1c0
[  233.677394]  ? out_of_memory+0x974/0x14c0
[  233.681546]  ? lock_downgrade+0x900/0x900
[  233.685696]  ? check_preemption_disabled+0x48/0x200
[  233.690724]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.696526]  ? kasan_check_read+0x11/0x20
[  233.700681]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.705965]  ? rcu_bh_qs+0xc0/0xc0
[  233.709512]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.714534]  ? oom_evaluate_task+0x302/0x540
[  233.718953]  out_of_memory+0xa86/0x14c0
[  233.722946]  ? oom_killer_disable+0x3a0/0x3a0
[  233.727445]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  233.732381]  ? __mutex_add_waiter+0x2a0/0x2a0
[  233.736894]  __alloc_pages_slowpath+0x2318/0x2d80
[  233.741783]  ? warn_alloc+0x120/0x120
[  233.745626]  ? find_get_entry+0x2f2/0xc40
[  233.749801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.755351]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  233.760290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.765879]  ? should_fail+0x22d/0xd01
[  233.769776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.774884]  ? __lock_is_held+0xb5/0x140
[  233.778979]  ? __lock_is_held+0xb5/0x140
[  233.783064]  ? ___might_sleep+0x1ed/0x300
[  233.787213]  ? lock_release+0x970/0x970
[  233.791202]  ? arch_local_save_flags+0x40/0x40
[  233.795802]  ? __might_sleep+0x95/0x190
[  233.799797]  __alloc_pages_nodemask+0xa80/0xde0
[  233.804488]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.809517]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.815325]  ? kasan_check_read+0x11/0x20
[  233.819478]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.824762]  ? graph_lock+0x170/0x170
[  233.828569]  ? print_usage_bug+0xc0/0xc0
[  233.832637]  ? graph_lock+0x170/0x170
[  233.836440]  ? graph_lock+0x170/0x170
[  233.840258]  ? __do_page_cache_readahead+0x7ce/0x980
[  233.845389]  ? find_held_lock+0x36/0x1c0
[  233.849455]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  233.855095]  alloc_pages_current+0x10c/0x210
[  233.859519]  ? lock_downgrade+0x900/0x900
[  233.863688]  __page_cache_alloc+0x38f/0x5b0
[  233.868029]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.873840]  ? kasan_check_read+0x11/0x20
[  233.878000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.883286]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  233.887967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.893515]  ? check_preemption_disabled+0x48/0x200
[  233.898546]  filemap_fault+0x1594/0x25f0
[  233.902629]  ? __lock_page_or_retry+0xa00/0xa00
[  233.907312]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.911820]  ? lockdep_hardirqs_on+0x421/0x5c0
[  233.916411]  ? trace_hardirqs_on+0xbd/0x310
[  233.920736]  ? kasan_check_read+0x11/0x20
[  233.924890]  ? finish_task_switch+0x1f5/0x900
[  233.929390]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.934850]  ? compat_start_thread+0x80/0x80
[  233.939270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.944826]  ? _raw_spin_unlock_irq+0x60/0x80
[  233.949339]  ? finish_task_switch+0x1f5/0x900
[  233.953844]  ? finish_task_switch+0x1b5/0x900
[  233.958350]  ? __switch_to_asm+0x34/0x70
[  233.962424]  ? __switch_to_asm+0x34/0x70
[  233.966490]  ? __switch_to_asm+0x34/0x70
[  233.970552]  ? __switch_to_asm+0x40/0x70
[  233.974617]  ? __switch_to_asm+0x34/0x70
[  233.978695]  ? __switch_to_asm+0x40/0x70
[  233.982765]  ? __switch_to_asm+0x34/0x70
[  233.986837]  ? __switch_to_asm+0x40/0x70
[  233.990904]  ? __switch_to_asm+0x34/0x70
[  233.994974]  ? graph_lock+0x170/0x170
[  233.998779]  ? __switch_to_asm+0x40/0x70
[  234.002880]  ? __schedule+0x874/0x1ed0
[  234.006796]  ? lock_acquire+0x1ed/0x520
[  234.010777]  ? ext4_filemap_fault+0x7a/0xad
[  234.015124]  ? lock_release+0x970/0x970
[  234.019109]  ? arch_local_save_flags+0x40/0x40
[  234.023705]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.028474]  ? trace_hardirqs_off_caller+0x300/0x300
[  234.033577]  ? retint_kernel+0x1b/0x2d
[  234.037483]  ? down_read+0xb0/0x1d0
[  234.041123]  ? ext4_filemap_fault+0x7a/0xad
[  234.045457]  ? __down_interruptible+0x700/0x700
[  234.050132]  ? retint_kernel+0x2d/0x2d
[  234.054032]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  234.058620]  ext4_filemap_fault+0x82/0xad
[  234.062777]  __do_fault+0x100/0x6b0
[  234.066415]  ? lock_downgrade+0x900/0x900
[  234.070573]  ? print_bad_pte+0x6c0/0x6c0
[  234.074641]  ? do_futex+0x249/0x26d0
[  234.078360]  ? finish_task_switch+0x1f5/0x900
[  234.082868]  ? kasan_check_read+0x11/0x20
[  234.087025]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.091436]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  234.096024]  ? add_mm_counter_fast+0xd0/0xd0
[  234.100473]  __handle_mm_fault+0x3709/0x53e0
[  234.104882]  ? preempt_notifier_register+0x200/0x200
[  234.109997]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  234.114844]  ? __switch_to_asm+0x40/0x70
[  234.118908]  ? graph_lock+0x170/0x170
[  234.122709]  ? __switch_to_asm+0x40/0x70
[  234.126774]  ? print_usage_bug+0xc0/0xc0
[  234.130847]  ? graph_lock+0x170/0x170
[  234.134649]  ? graph_lock+0x170/0x170
[  234.138473]  ? handle_mm_fault+0x42a/0xc70
[  234.142713]  ? lock_downgrade+0x900/0x900
[  234.146867]  ? check_preemption_disabled+0x48/0x200
[  234.151895]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.157700]  ? kasan_check_read+0x11/0x20
[  234.161860]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.167141]  ? rcu_bh_qs+0xc0/0xc0
[  234.170690]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.176149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.181697]  ? check_preemption_disabled+0x48/0x200
[  234.186735]  handle_mm_fault+0x54f/0xc70
[  234.190805]  ? __handle_mm_fault+0x53e0/0x53e0
[  234.195399]  ? find_vma+0x34/0x190
[  234.198955]  __do_page_fault+0x67d/0xed0
[  234.203032]  ? mm_fault_error+0x380/0x380
[  234.207186]  ? trace_hardirqs_off+0xb8/0x300
[  234.211605]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  234.216978]  ? trace_hardirqs_on+0x310/0x310
[  234.221399]  do_page_fault+0xf2/0x7e0
[  234.225230]  ? vmalloc_sync_all+0x30/0x30
[  234.229383]  ? error_entry+0x70/0xd0
[  234.233104]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.238127]  ? trace_hardirqs_on_caller+0xc0/0x300
[  234.243065]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.247998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.252855]  ? trace_hardirqs_off+0x300/0x300
[  234.257362]  ? trace_hardirqs_off_caller+0x300/0x300
[  234.262484]  ? prepare_exit_to_usermode+0x291/0x3b0
[  234.267509]  ? page_fault+0x8/0x30
[  234.271062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.275918]  ? page_fault+0x8/0x30
[  234.279465]  page_fault+0x1e/0x30
[  234.282918] RIP: 0033:0x404068
[  234.286118] Code: Bad RIP value.
[  234.289483] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  234.294854] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  234.302134] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  234.309405] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  234.316685] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  234.323961] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  234.331269] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  234.331341] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.338469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.338474] Call Trace:
[  234.338481]  <IRQ>
[  234.338500]  dump_stack+0x1c4/0x2b4
[  234.338534]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.345121] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.354394]  warn_alloc.cold.118+0xb7/0x1bd
[  234.356952] syz-fuzzer cpuset=
[  234.359104]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.362702] /
[  234.367894]  ? lock_downgrade+0x900/0x900
[  234.378104]  mems_allowed=0
[  234.382430]  ? trace_hardirqs_off+0xb8/0x300
[  234.403595]  ? trace_hardirqs_off+0xb8/0x300
[  234.408029]  __alloc_pages_slowpath+0x2667/0x2d80
[  234.412913]  ? warn_alloc+0x120/0x120
[  234.416725]  ? warn_alloc+0x120/0x120
[  234.420533]  ? print_usage_bug+0xc0/0xc0
[  234.424629]  ? warn_alloc+0x120/0x120
[  234.428951]  ? print_usage_bug+0xc0/0xc0
[  234.433022]  ? __lock_acquire+0x7ec/0x4ec0
[  234.437264]  ? __lock_acquire+0x7ec/0x4ec0
[  234.441511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.447058]  ? should_fail+0x22d/0xd01
[  234.450960]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.456075]  ? __lock_acquire+0x7ec/0x4ec0
[  234.460330]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.465444]  ? __lock_acquire+0x7ec/0x4ec0
[  234.469686]  ? should_fail+0x22d/0xd01
[  234.473598]  ? mark_held_locks+0x130/0x130
[  234.477854]  ? mark_held_locks+0x130/0x130
[  234.482096]  ? graph_lock+0x170/0x170
[  234.485904]  ? graph_lock+0x170/0x170
[  234.489716]  ? graph_lock+0x170/0x170
[  234.493525]  ? print_usage_bug+0xc0/0xc0
[  234.497600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.503162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.508714]  ? check_preemption_disabled+0x48/0x200
[  234.513741]  ? check_preemption_disabled+0x48/0x200
[  234.518783]  ? __lock_is_held+0xb5/0x140
[  234.522869]  __alloc_pages_nodemask+0xa80/0xde0
[  234.527550]  ? graph_lock+0x170/0x170
[  234.531366]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.536387]  ? graph_lock+0x170/0x170
[  234.540204]  ? find_held_lock+0x36/0x1c0
[  234.544282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.548965]  ? lock_downgrade+0x900/0x900
[  234.553172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.558741]  cache_grow_begin+0x91/0x8c0
[  234.562828]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.567260]  fallback_alloc+0x203/0x2e0
[  234.571263]  ____cache_alloc_node+0x1c7/0x1e0
[  234.575820]  kmem_cache_alloc_node+0xe3/0x730
[  234.580338]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.584609]  __alloc_skb+0x119/0x770
[  234.588347]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.593649]  ? skb_scrub_packet+0x490/0x490
[  234.598000]  ? lock_downgrade+0x900/0x900
[  234.602183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.607739]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.613220]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.618696]  ? addrconf_rs_timer+0x6f0/0x6f0
[  234.623144]  ndisc_alloc_skb+0x144/0x340
[  234.627233]  ndisc_send_rs+0x331/0x6e0
[  234.631143]  addrconf_rs_timer+0x3c0/0x6f0
[  234.635440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.639710]  call_timer_fn+0x272/0x920
[  234.643616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.647910]  ? process_timeout+0x40/0x40
[  234.651989]  ? find_held_lock+0x36/0x1c0
[  234.656072]  ? __run_timers+0x7da/0xc70
[  234.660061]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.664566]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.669083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.673341]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.677940]  ? trace_hardirqs_on+0xbd/0x310
[  234.682270]  ? kasan_check_read+0x11/0x20
[  234.686429]  ? __run_timers+0x7da/0xc70
[  234.690415]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.695891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.700140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.704385]  __run_timers+0x7e5/0xc70
[  234.708207]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.713581]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.718620]  ? graph_lock+0x170/0x170
[  234.722435]  ? enqueue_hrtimer+0x1a5/0x560
[  234.726674]  ? lock_release+0x970/0x970
[  234.730656]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.735861]  ? find_held_lock+0x36/0x1c0
[  234.739936]  ? graph_lock+0x170/0x170
[  234.743746]  ? pvclock_read_flags+0x160/0x160
[  234.748256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.753819]  ? check_preemption_disabled+0x48/0x200
[  234.758861]  ? __lock_is_held+0xb5/0x140
[  234.762935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.768488]  ? check_preemption_disabled+0x48/0x200
[  234.773554]  run_timer_softirq+0x52/0xb0
[  234.777625]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.782654]  __do_softirq+0x30b/0xad8
[  234.786480]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.791609]  ? pvclock_read_flags+0x160/0x160
[  234.796116]  ? lapic_next_event+0x5a/0x90
[  234.800284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.805846]  ? check_preemption_disabled+0x48/0x200
[  234.810876]  ? check_preemption_disabled+0x48/0x200
[  234.815913]  ? kvm_clock_read+0x18/0x30
[  234.819894]  ? kvm_sched_clock_read+0x9/0x20
[  234.824412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.829964]  ? check_preemption_disabled+0x48/0x200
[  234.835004]  irq_exit+0x17f/0x1c0
[  234.838474]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.843331]  ? smp_reschedule_interrupt+0x109/0x650
[  234.848365]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.854265]  ? interrupt_entry+0xb5/0xf0
[  234.858425]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.863455]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.868486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.873349]  ? trace_hardirqs_off+0x300/0x300
[  234.877852]  ? trace_hardirqs_off+0x300/0x300
[  234.882358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.887905]  ? check_preemption_disabled+0x48/0x200
[  234.892942]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.897802]  apic_timer_interrupt+0xf/0x20
[  234.902041]  </IRQ>
[  234.904283] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  234.909219] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  234.928153] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  234.935877] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  234.943164] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  234.950449] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  234.957756] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  234.965046] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  234.972381]  skb_clone+0x1bb/0x500
[  234.975944]  ? skb_split+0x11e0/0x11e0
[  234.979856]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.984681]  ? lockdep_hardirqs_on+0x421/0x5c0
[  234.989278]  ? retint_kernel+0x2d/0x2d
[  234.993181]  ? trace_hardirqs_on_caller+0xc0/0x300
[  234.998124]  ? retint_kernel+0x2d/0x2d
[  235.002037]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  235.006830]  bpf_clone_redirect+0xb9/0x490
[  235.011076]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  235.016276]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  235.021307]  ? retint_kernel+0x2d/0x2d
[  235.025223]  ? find_held_lock+0x36/0x1c0
[  235.029299]  ? lock_acquire+0x1ed/0x520
[  235.033279]  ? bpf_test_run+0x32e/0x5a0
[  235.037256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.042799]  ? check_preemption_disabled+0x48/0x200
[  235.047845]  ? kasan_check_read+0x11/0x20
[  235.052010]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.057295]  ? rcu_bh_qs+0xc0/0xc0
[  235.060845]  ? preempt_schedule+0x4d/0x60
[  235.065002]  ? ___preempt_schedule+0x16/0x18
[  235.069422]  ? bpf_test_run+0x1c0/0x5a0
[  235.073419]  ? netlink_diag_dump+0x2a0/0x2a0
[  235.077847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.083389]  ? bpf_test_init.isra.9+0x70/0x100
[  235.088336]  ? bpf_prog_test_run_skb+0x634/0xb40
[  235.093107]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  235.097953]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.103495]  ? fput+0x130/0x1a0
[  235.106782]  ? __bpf_prog_get+0x9b/0x290
[  235.110855]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  235.115706]  ? bpf_prog_test_run+0x130/0x1a0
[  235.120137]  ? __x64_sys_bpf+0x3d8/0x510
[  235.124209]  ? bpf_prog_get+0x20/0x20
[  235.128031]  ? do_syscall_64+0x2a5/0x820
[  235.132102]  ? do_syscall_64+0x1b9/0x820
[  235.136166]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  235.141536]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.146472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.151319]  ? trace_hardirqs_off+0x300/0x300
[  235.155843]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  235.160873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.166414]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.171441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.176295]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.181691] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  235.181697] warn_alloc_show_mem: 1 callbacks suppressed
[  235.181704] Mem-Info:
[  235.188630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.188639] Call Trace:
[  235.194016] active_anon:38791 inactive_anon:372 isolated_anon:0
[  235.194016]  active_file:33 inactive_file:13 isolated_file:0
[  235.194016]  unevictable:0 dirty:0 writeback:0 unstable:0
[  235.194016]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  235.194016]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  235.194016]  free:13743 free_pcp:141 free_cma:0
[  235.196391]  <IRQ>
[  235.205761] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  235.208356]  dump_stack+0x1c4/0x2b4
[  235.241238] Node 0 
[  235.243407]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.271192] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  235.274823]  warn_alloc.cold.118+0xb7/0x1bd
[  235.277024] lowmem_reserve[]:
[  235.282213]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.307699]  0
[  235.312030]  ? lock_downgrade+0x900/0x900
[  235.315105]  2817
[  235.320228]  ? trace_hardirqs_off+0xb8/0x300
[  235.322006]  6321
[  235.326154]  ? trace_hardirqs_off+0xb8/0x300
[  235.328196]  6321
[  235.332607]  __alloc_pages_slowpath+0x2667/0x2d80
[  235.334639] Node 0 
[  235.339072]  ? warn_alloc+0x120/0x120
[  235.341110] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  235.345932]  ? trace_hardirqs_on+0x310/0x310
[  235.348147] lowmem_reserve[]:
[  235.351947]  ? warn_alloc+0x120/0x120
[  235.379088]  0
[  235.383505]  ? print_usage_bug+0xc0/0xc0
[  235.386585]  0
[  235.390381]  ? warn_alloc+0x120/0x120
[  235.392160]  3503
[  235.396221]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  235.397993]  3503
[  235.401803]  ? print_usage_bug+0xc0/0xc0
[  235.403846] Node 0 
[  235.408859]  ? __lock_acquire+0x7ec/0x4ec0
[  235.410928] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  235.414960]  ? __lock_acquire+0x7ec/0x4ec0
[  235.417175] lowmem_reserve[]:
[  235.421412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.449847]  0 0
[  235.454110]  ? should_fail+0x22d/0xd01
[  235.457191]  0
[  235.462734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.464673]  0
[  235.468565]  ? __lock_acquire+0x7ec/0x4ec0
[  235.470344] Node 0 
[  235.475452]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.477232] DMA: 
[  235.481470]  ? __lock_acquire+0x7ec/0x4ec0
[  235.483685] 1*4kB 
[  235.488781]  ? should_fail+0x22d/0xd01
[  235.488799]  ? print_usage_bug+0xc0/0xc0
[  235.490852] (U) 
[  235.495096]  ? mark_held_locks+0x130/0x130
[  235.497210] 0*8kB 0*16kB 
[  235.501111]  ? mark_held_locks+0x130/0x130
[  235.505151] 1*32kB 
[  235.507131]  ? graph_lock+0x170/0x170
[  235.511332] (U) 
[  235.514086]  ? print_usage_bug+0xc0/0xc0
[  235.518289] 2*64kB (U) 
[  235.520538]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  235.524312] 1*128kB (U) 
[  235.526297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.530330] 1*256kB (U) 
[  235.532928]  ? check_preemption_disabled+0x48/0x200
[  235.537665] 0*512kB 
[  235.540341]  ? check_preemption_disabled+0x48/0x200
[  235.540369]  ? __lock_is_held+0xb5/0x140
[  235.545882] 1*1024kB 
[  235.548555]  __alloc_pages_nodemask+0xa80/0xde0
[  235.553537] (U) 1*2048kB 
[  235.555868]  ? graph_lock+0x170/0x170
[  235.560855] (M) 3*4096kB 
[  235.564927]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.567311] (M) = 15908kB
[  235.571987]  ? graph_lock+0x170/0x170
[  235.574725] Node 0 
[  235.578529]  ? find_held_lock+0x36/0x1c0
[  235.581257] DMA32: 
[  235.586279]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.589007] 4*4kB 
[  235.592813]  ? lock_downgrade+0x900/0x900
[  235.595031] (M) 
[  235.599093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.601303] 0*8kB 
[  235.605980]  cache_grow_begin+0x91/0x8c0
[  235.608106] 4*16kB 
[  235.612254]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.614205] (M) 
[  235.619745]  fallback_alloc+0x203/0x2e0
[  235.621875] 1*32kB 
[  235.625940]  ____cache_alloc_node+0x1c7/0x1e0
[  235.628147] (M) 
[  235.632561]  kmem_cache_alloc_node+0xe3/0x730
[  235.634513] 4*64kB 
[  235.638485]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.640693] (UM) 
[  235.645194]  __alloc_skb+0x119/0x770
[  235.647137] 2*128kB (M) 
[  235.651643]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.653867] 2*256kB 
[  235.658104]  ? skb_scrub_packet+0x490/0x490
[  235.660138] (M) 
[  235.663855]  ? lock_downgrade+0x900/0x900
[  235.666504] 3*512kB 
[  235.671792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.674094] (M) 
[  235.678412]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.680362] 4*1024kB 
[  235.684509]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.686811] (UM) 
[  235.693219]  ? addrconf_rs_timer+0x6f0/0x6f0
[  235.695174] 1*2048kB 
[  235.700633]  ndisc_alloc_skb+0x144/0x340
[  235.703012] (U) 
[  235.708468]  ndisc_send_rs+0x331/0x6e0
[  235.710505] 4*4096kB 
[  235.714919]  addrconf_rs_timer+0x3c0/0x6f0
[  235.717299] (M) 
[  235.721363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.723309] = 25200kB
[  235.723319] Node 0 
[  235.727218]  call_timer_fn+0x272/0x920
[  235.729599] Normal: 
[  235.733835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.735794] 1032*4kB 
[  235.740038]  ? process_timeout+0x40/0x40
[  235.742420] (UME) 
[  235.744650]  ? find_held_lock+0x36/0x1c0
[  235.744674]  ? mark_held_locks+0xc7/0x130
[  235.748625] 423*8kB 
[  235.750949]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.755159] (UME) 
[  235.757574]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.761604] 205*16kB (UME) 
[  235.763763]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.763779]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  235.763797]  ? trace_hardirqs_on+0xbd/0x310
[  235.767843] 58*32kB 
[  235.771989]  ? kasan_check_read+0x11/0x20
[  235.774288] (UME) 
[  235.778794]  ? __run_timers+0x7da/0xc70
[  235.780928] 17*64kB 
[  235.785428]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.788332] (UM) 
[  235.792571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.797130] 1*128kB 
[  235.801458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.803770] (U) 
[  235.807922]  __run_timers+0x7e5/0xc70
[  235.810043] 0*256kB 0*512kB 
[  235.814045]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  235.816333] 0*1024kB 
[  235.821789]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.823833] 0*2048kB 
[  235.828061]  ? graph_lock+0x170/0x170
[  235.830361] 0*4096kB 
[  235.834596]  ? print_usage_bug+0xc0/0xc0
[  235.836544] = 13864kB
[  235.840340]  ? lock_release+0x970/0x970
[  235.840357]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.843360] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  235.848718]  ? find_held_lock+0x36/0x1c0
[  235.851108] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  235.856117]  ? graph_lock+0x170/0x170
[  235.858506] 427 total pagecache pages
[  235.862313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.864698] 0 pages in swap cache
[  235.868757]  ? check_preemption_disabled+0x48/0x200
[  235.871151] Swap cache stats: add 0, delete 0, find 0/0
[  235.875133]  ? __lock_is_held+0xb5/0x140
[  235.880290] Free swap  = 0kB
[  235.889139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.893179] Total swap = 0kB
[  235.893190] 1965979 pages RAM
[  235.901793]  ? check_preemption_disabled+0x48/0x200
[  235.905568] 0 pages HighMem/MovableOnly
[  235.905577] 342744 pages reserved
[  235.909384]  run_timer_softirq+0x52/0xb0
[  235.914884] 0 pages cma reserved
[  235.914958] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.918349]  ? rcu_read_lock_sched_held+0x108/0x120
[  235.923453] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.928706]  __do_softirq+0x30b/0xad8
[  235.932744] syz-executor7 cpuset=
[  235.935771]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  235.941282] syz7
[  235.944312]  ? pvclock_read_flags+0x160/0x160
[  235.947388]  mems_allowed=0
[  235.952398]  ? lapic_next_event+0x5a/0x90
[  236.015001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.020559]  ? check_preemption_disabled+0x48/0x200
[  236.025586]  ? check_preemption_disabled+0x48/0x200
[  236.030621]  ? kvm_clock_read+0x18/0x30
[  236.034605]  ? kvm_sched_clock_read+0x9/0x20
[  236.039032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.044581]  ? check_preemption_disabled+0x48/0x200
[  236.049636]  irq_exit+0x17f/0x1c0
[  236.053105]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.057958]  ? smp_reschedule_interrupt+0x109/0x650
[  236.062988]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.068885]  ? interrupt_entry+0xb5/0xf0
[  236.072956]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.077978]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.083002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.087850]  ? trace_hardirqs_off+0x300/0x300
[  236.092347]  ? trace_hardirqs_off+0x300/0x300
[  236.096849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.102393]  ? check_preemption_disabled+0x48/0x200
[  236.107422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.112277]  apic_timer_interrupt+0xf/0x20
[  236.116516]  </IRQ>
[  236.118756] RIP: 0010:console_unlock+0x1017/0x11a0
[  236.123689] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  236.142598] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  236.150330] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  236.157614] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  236.164900] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  236.172181] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  236.179493] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  236.186805]  ? netconsole_netdev_event+0x280/0x280
[  236.191773]  ? console_unlock+0x100e/0x11a0
[  236.196138]  ? devkmsg_read+0xbb0/0xbb0
[  236.200129]  ? lock_release+0x970/0x970
[  236.204126]  ? retint_kernel+0x2d/0x2d
[  236.208052]  vprintk_emit+0x33d/0x930
[  236.211874]  ? wake_up_klogd+0x180/0x180
[  236.215977]  ? find_held_lock+0x36/0x1c0
[  236.220073]  ? mark_held_locks+0xc7/0x130
[  236.224242]  vprintk_default+0x28/0x30
[  236.228150]  vprintk_func+0x7e/0x181
[  236.231891]  printk+0xa7/0xcf
[  236.235009]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  236.239791]  ? kasan_check_write+0x14/0x20
[  236.244052]  ? do_raw_spin_lock+0xc1/0x200
[  236.248315]  show_free_areas.cold.119+0x1f34/0x215d
[  236.253381]  ? si_meminfo_node+0x260/0x260
[  236.257628]  ? __lock_acquire+0x7ec/0x4ec0
[  236.261889]  ? __lock_acquire+0x7ec/0x4ec0
[  236.266128]  ? __lock_acquire+0x7ec/0x4ec0
[  236.270377]  ? kasan_check_write+0x14/0x20
[  236.274618]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  236.280440]  ? mark_held_locks+0x130/0x130
[  236.284684]  ? mark_held_locks+0x130/0x130
[  236.288932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.294485]  ? graph_lock+0x170/0x170
[  236.298293]  ? put_dec+0x3b/0xf0
[  236.301672]  ? number+0x972/0xca0
[  236.305129]  ? __lock_acquire+0x7ec/0x4ec0
[  236.309371]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  236.314922]  ? find_held_lock+0x36/0x1c0
[  236.319006]  ? serial8250_console_write+0x8b3/0xb10
[  236.324040]  ? lock_downgrade+0x900/0x900
[  236.328200]  ? graph_lock+0x170/0x170
[  236.332007]  ? graph_lock+0x170/0x170
[  236.335821]  ? print_usage_bug+0xc0/0xc0
[  236.339893]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.344319]  ? trace_hardirqs_on+0x310/0x310
[  236.348738]  ? wq_watchdog_touch+0x9c/0xfe
[  236.352989]  ? io_serial_in+0x11/0x90
[  236.356810]  ? find_held_lock+0x36/0x1c0
[  236.360889]  ? mark_held_locks+0xc7/0x130
[  236.365060]  ? netconsole_netdev_event+0x280/0x280
[  236.369999]  ? console_unlock+0xfe2/0x11a0
[  236.374244]  ? lockdep_hardirqs_on+0x421/0x5c0
[  236.378843]  ? trace_hardirqs_on+0xbd/0x310
[  236.383194]  ? vprintk_emit+0x33d/0x930
[  236.387184]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.392654]  ? kasan_check_write+0x14/0x20
[  236.396904]  ? do_raw_spin_lock+0xc1/0x200
[  236.401159]  ? netconsole_netdev_event+0x280/0x280
[  236.406101]  ? console_unlock+0x98e/0x11a0
[  236.410357]  ? devkmsg_read+0xbb0/0xbb0
[  236.414340]  ? vprintk_emit+0x7f7/0x930
[  236.418330]  ? lock_release+0x970/0x970
[  236.422316]  ? preempt_count_add+0x7d/0x160
[  236.426649]  ? wake_up_klogd+0x11a/0x180
[  236.432218]  ? console_device+0xc0/0xc0
[  236.436210]  ? do_raw_spin_lock+0xc1/0x200
[  236.440467]  ? vprintk_emit+0x268/0x930
[  236.444460]  ? wake_up_klogd+0x180/0x180
[  236.448531]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.453297]  ? trace_hardirqs_off_caller+0x300/0x300
[  236.458414]  ? retint_kernel+0x1b/0x2d
[  236.462315]  ? trace_hardirqs_on+0x310/0x310
[  236.466743]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.471526]  ? retint_kernel+0x2d/0x2d
[  236.475434]  ? arch_local_irq_restore+0x45/0x52
[  236.480120]  ? save_image_lzo.cold.20+0x629/0xecf
[  236.484986]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  236.489760]  ? show_mem+0x1e/0x17b
[  236.493326]  show_mem+0x34/0x17b
[  236.496707]  dump_header+0x2f1/0xf72
[  236.500440]  ? pagefault_out_of_memory+0x197/0x197
[  236.505398]  ? __lock_acquire+0x7ec/0x4ec0
[  236.509643]  ? print_usage_bug+0xc0/0xc0
[  236.513719]  ? graph_lock+0x170/0x170
[  236.517548]  ? graph_lock+0x170/0x170
[  236.521358]  ? print_usage_bug+0xc0/0xc0
[  236.525428]  ? print_usage_bug+0xc0/0xc0
[  236.529497]  ? print_usage_bug+0xc0/0xc0
[  236.533567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.539124]  ? find_held_lock+0x36/0x1c0
[  236.543210]  ? mark_held_locks+0xc7/0x130
[  236.547375]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  236.552494]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  236.557605]  ? lockdep_hardirqs_on+0x421/0x5c0
[  236.562211]  ? trace_hardirqs_on+0xbd/0x310
[  236.566553]  ? kasan_check_read+0x11/0x20
[  236.570738]  ? ___ratelimit+0x36f/0x655
[  236.574743]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.580223]  ? trace_hardirqs_on+0x310/0x310
[  236.584652]  ? lock_downgrade+0x900/0x900
[  236.588826]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  236.594061]  ? ___ratelimit+0xaa/0x655
[  236.597990]  ? idr_get_free+0xec0/0xec0
[  236.601996]  ? kasan_check_write+0x14/0x20
[  236.606244]  ? do_raw_spin_lock+0xc1/0x200
[  236.610497]  oom_kill_process.cold.27+0x10/0x903
[  236.615267]  ? graph_lock+0x170/0x170
[  236.619114]  ? _raw_spin_unlock+0x2c/0x50
[  236.623268]  ? oom_badness+0xe6/0xaa0
[  236.627088]  ? oom_evaluate_task+0x540/0x540
[  236.631505]  ? find_held_lock+0x36/0x1c0
[  236.635575]  ? out_of_memory+0x974/0x14c0
[  236.639726]  ? lock_downgrade+0x900/0x900
[  236.643882]  ? check_preemption_disabled+0x48/0x200
[  236.648932]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.654739]  ? kasan_check_read+0x11/0x20
[  236.658918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.664301]  ? rcu_bh_qs+0xc0/0xc0
[  236.667861]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.672891]  ? oom_evaluate_task+0x302/0x540
[  236.677320]  out_of_memory+0xa86/0x14c0
[  236.681320]  ? oom_killer_disable+0x3a0/0x3a0
[  236.685828]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  236.690791]  ? __mutex_add_waiter+0x2a0/0x2a0
[  236.695318]  __alloc_pages_slowpath+0x2318/0x2d80
[  236.700209]  ? warn_alloc+0x120/0x120
[  236.704035]  ? find_get_entry+0x2f2/0xc40
[  236.708203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.713749]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  236.718689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.724235]  ? should_fail+0x22d/0xd01
[  236.728135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.733242]  ? __lock_is_held+0xb5/0x140
[  236.737347]  ? __lock_is_held+0xb5/0x140
[  236.741426]  ? ___might_sleep+0x1ed/0x300
[  236.745579]  ? lock_release+0x970/0x970
[  236.749563]  ? arch_local_save_flags+0x40/0x40
[  236.754161]  ? __might_sleep+0x95/0x190
[  236.758146]  __alloc_pages_nodemask+0xa80/0xde0
[  236.762828]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.767857]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.773659]  ? kasan_check_read+0x11/0x20
[  236.777817]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.783104]  ? graph_lock+0x170/0x170
[  236.786908]  ? print_usage_bug+0xc0/0xc0
[  236.790976]  ? graph_lock+0x170/0x170
[  236.794788]  ? graph_lock+0x170/0x170
[  236.798597]  ? __do_page_cache_readahead+0x7ce/0x980
[  236.803711]  ? find_held_lock+0x36/0x1c0
[  236.807801]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  236.813355]  alloc_pages_current+0x10c/0x210
[  236.817781]  ? lock_downgrade+0x900/0x900
[  236.821942]  __page_cache_alloc+0x38f/0x5b0
[  236.826268]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.832071]  ? kasan_check_read+0x11/0x20
[  236.836225]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.841514]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  236.846190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.851739]  ? check_preemption_disabled+0x48/0x200
[  236.856788]  filemap_fault+0x1594/0x25f0
[  236.860875]  ? __lock_page_or_retry+0xa00/0xa00
[  236.865549]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.870051]  ? lockdep_hardirqs_on+0x421/0x5c0
[  236.874641]  ? trace_hardirqs_on+0xbd/0x310
[  236.878971]  ? kasan_check_read+0x11/0x20
[  236.883127]  ? finish_task_switch+0x1f5/0x900
[  236.887634]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.893091]  ? compat_start_thread+0x80/0x80
[  236.897511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.903060]  ? _raw_spin_unlock_irq+0x60/0x80
[  236.907560]  ? finish_task_switch+0x1f5/0x900
[  236.912057]  ? finish_task_switch+0x1b5/0x900
[  236.916555]  ? __switch_to_asm+0x34/0x70
[  236.920623]  ? __switch_to_asm+0x34/0x70
[  236.924688]  ? __switch_to_asm+0x34/0x70
[  236.928749]  ? __switch_to_asm+0x40/0x70
[  236.932820]  ? __switch_to_asm+0x34/0x70
[  236.936882]  ? __switch_to_asm+0x40/0x70
[  236.940969]  ? __switch_to_asm+0x34/0x70
[  236.945207]  ? __switch_to_asm+0x40/0x70
[  236.949270]  ? __switch_to_asm+0x34/0x70
[  236.953353]  ? graph_lock+0x170/0x170
[  236.957157]  ? __switch_to_asm+0x40/0x70
[  236.961237]  ? __schedule+0x874/0x1ed0
[  236.965151]  ? lock_acquire+0x1ed/0x520
[  236.969128]  ? ext4_filemap_fault+0x7a/0xad
[  236.973463]  ? lock_release+0x970/0x970
[  236.977443]  ? arch_local_save_flags+0x40/0x40
[  236.982033]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.986805]  ? trace_hardirqs_off_caller+0x300/0x300
[  236.991918]  ? retint_kernel+0x1b/0x2d
[  236.995824]  ? down_read+0xb0/0x1d0
[  236.999456]  ? ext4_filemap_fault+0x7a/0xad
[  237.003790]  ? __down_interruptible+0x700/0x700
[  237.008468]  ? retint_kernel+0x2d/0x2d
[  237.012371]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  237.016959]  ext4_filemap_fault+0x82/0xad
[  237.021115]  __do_fault+0x100/0x6b0
[  237.024751]  ? lock_downgrade+0x900/0x900
[  237.028907]  ? print_bad_pte+0x6c0/0x6c0
[  237.033007]  ? do_futex+0x249/0x26d0
[  237.036727]  ? finish_task_switch+0x1f5/0x900
[  237.041253]  ? kasan_check_read+0x11/0x20
[  237.045413]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.049830]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  237.054421]  ? add_mm_counter_fast+0xd0/0xd0
[  237.058848]  __handle_mm_fault+0x3709/0x53e0
[  237.063266]  ? preempt_notifier_register+0x200/0x200
[  237.068387]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  237.073236]  ? __switch_to_asm+0x40/0x70
[  237.077313]  ? graph_lock+0x170/0x170
[  237.081118]  ? __switch_to_asm+0x40/0x70
[  237.085214]  ? print_usage_bug+0xc0/0xc0
[  237.089288]  ? graph_lock+0x170/0x170
[  237.093095]  ? graph_lock+0x170/0x170
[  237.096922]  ? handle_mm_fault+0x42a/0xc70
[  237.101165]  ? lock_downgrade+0x900/0x900
[  237.105325]  ? check_preemption_disabled+0x48/0x200
[  237.110353]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.116240]  ? kasan_check_read+0x11/0x20
[  237.120393]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.125679]  ? rcu_bh_qs+0xc0/0xc0
[  237.129221]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.134676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.140219]  ? check_preemption_disabled+0x48/0x200
[  237.145247]  handle_mm_fault+0x54f/0xc70
[  237.149322]  ? __handle_mm_fault+0x53e0/0x53e0
[  237.153909]  ? find_vma+0x34/0x190
[  237.157505]  __do_page_fault+0x67d/0xed0
[  237.161579]  ? mm_fault_error+0x380/0x380
[  237.165729]  ? trace_hardirqs_off+0xb8/0x300
[  237.170153]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  237.175525]  ? trace_hardirqs_on+0x310/0x310
[  237.179945]  do_page_fault+0xf2/0x7e0
[  237.183933]  ? vmalloc_sync_all+0x30/0x30
[  237.188085]  ? error_entry+0x70/0xd0
[  237.191807]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.196827]  ? trace_hardirqs_on_caller+0xc0/0x300
[  237.201773]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.206703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.211570]  ? trace_hardirqs_off+0x300/0x300
[  237.216066]  ? trace_hardirqs_off_caller+0x300/0x300
[  237.221178]  ? prepare_exit_to_usermode+0x291/0x3b0
[  237.226198]  ? page_fault+0x8/0x30
[  237.229745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.234602]  ? page_fault+0x8/0x30
[  237.238145]  page_fault+0x1e/0x30
[  237.241600] RIP: 0033:0x404068
[  237.244801] Code: Bad RIP value.
[  237.248166] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  237.253535] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  237.260811] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  237.268090] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  237.275366] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  237.282641] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  237.289972] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  237.290062] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.297174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.297180] Call Trace:
[  237.297187]  <IRQ>
[  237.297208]  dump_stack+0x1c4/0x2b4
[  237.297224]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.297250]  warn_alloc.cold.118+0xb7/0x1bd
[  237.303851] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.313102]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.315671] syz-fuzzer cpuset=
[  237.317830]  ? lock_downgrade+0x900/0x900
[  237.321686] /
[  237.326886]  ? trace_hardirqs_off+0xb8/0x300
[  237.331205]  mems_allowed=0
[  237.341435]  ? trace_hardirqs_off+0xb8/0x300
[  237.366982]  __alloc_pages_slowpath+0x2667/0x2d80
[  237.371869]  ? warn_alloc+0x120/0x120
[  237.375684]  ? trace_hardirqs_on+0x310/0x310
[  237.380122]  ? warn_alloc+0x120/0x120
[  237.383935]  ? print_usage_bug+0xc0/0xc0
[  237.388001]  ? warn_alloc+0x120/0x120
[  237.391803]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  237.396842]  ? print_usage_bug+0xc0/0xc0
[  237.400915]  ? __lock_acquire+0x7ec/0x4ec0
[  237.405157]  ? __lock_acquire+0x7ec/0x4ec0
[  237.409409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.414956]  ? should_fail+0x22d/0xd01
[  237.418857]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.423970]  ? __lock_acquire+0x7ec/0x4ec0
[  237.428225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.433331]  ? __lock_acquire+0x7ec/0x4ec0
[  237.437575]  ? should_fail+0x22d/0xd01
[  237.441465]  ? print_usage_bug+0xc0/0xc0
[  237.445544]  ? mark_held_locks+0x130/0x130
[  237.449797]  ? mark_held_locks+0x130/0x130
[  237.454051]  ? graph_lock+0x170/0x170
[  237.457852]  ? print_usage_bug+0xc0/0xc0
[  237.461915]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.466682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.472228]  ? check_preemption_disabled+0x48/0x200
[  237.477334]  ? check_preemption_disabled+0x48/0x200
[  237.482373]  ? __lock_is_held+0xb5/0x140
[  237.486466]  __alloc_pages_nodemask+0xa80/0xde0
[  237.491166]  ? graph_lock+0x170/0x170
[  237.494986]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.500011]  ? graph_lock+0x170/0x170
[  237.503845]  ? find_held_lock+0x36/0x1c0
[  237.507924]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.512602]  ? lock_downgrade+0x900/0x900
[  237.516770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.522328]  cache_grow_begin+0x91/0x8c0
[  237.526405]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.530844]  fallback_alloc+0x203/0x2e0
[  237.534839]  ____cache_alloc_node+0x1c7/0x1e0
[  237.539350]  kmem_cache_alloc_node+0xe3/0x730
[  237.543853]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.548105]  __alloc_skb+0x119/0x770
[  237.551829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.557117]  ? skb_scrub_packet+0x490/0x490
[  237.561449]  ? lock_downgrade+0x900/0x900
[  237.565616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.571161]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.576622]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.582083]  ? addrconf_rs_timer+0x6f0/0x6f0
[  237.586512]  ndisc_alloc_skb+0x144/0x340
[  237.590587]  ndisc_send_rs+0x331/0x6e0
[  237.594495]  addrconf_rs_timer+0x3c0/0x6f0
[  237.598746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.603007]  call_timer_fn+0x272/0x920
[  237.606902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.611154]  ? process_timeout+0x40/0x40
[  237.615239]  ? find_held_lock+0x36/0x1c0
[  237.619320]  ? __run_timers+0x7da/0xc70
[  237.623302]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.627814]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.632312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.636551]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  237.641137]  ? trace_hardirqs_on+0xbd/0x310
[  237.645464]  ? kasan_check_read+0x11/0x20
[  237.649620]  ? __run_timers+0x7da/0xc70
[  237.653599]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.659061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.663307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.667549]  __run_timers+0x7e5/0xc70
[  237.671368]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  237.676747]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.681783]  ? graph_lock+0x170/0x170
[  237.685595]  ? enqueue_hrtimer+0x1a5/0x560
[  237.689840]  ? lock_release+0x970/0x970
[  237.693833]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.699038]  ? find_held_lock+0x36/0x1c0
[  237.703105]  ? graph_lock+0x170/0x170
[  237.706913]  ? pvclock_read_flags+0x160/0x160
[  237.711422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.716966]  ? check_preemption_disabled+0x48/0x200
[  237.722001]  ? __lock_is_held+0xb5/0x140
[  237.726066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.731609]  ? check_preemption_disabled+0x48/0x200
[  237.736642]  run_timer_softirq+0x52/0xb0
[  237.740745]  ? rcu_read_lock_sched_held+0x108/0x120
[  237.745798]  __do_softirq+0x30b/0xad8
[  237.749632]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.754774]  ? pvclock_read_flags+0x160/0x160
[  237.759304]  ? lapic_next_event+0x5a/0x90
[  237.763475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.769030]  ? check_preemption_disabled+0x48/0x200
[  237.774079]  ? check_preemption_disabled+0x48/0x200
[  237.779124]  ? kvm_clock_read+0x18/0x30
[  237.783126]  ? kvm_sched_clock_read+0x9/0x20
[  237.787559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.793114]  ? check_preemption_disabled+0x48/0x200
[  237.798166]  irq_exit+0x17f/0x1c0
[  237.801643]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.806507]  ? smp_reschedule_interrupt+0x109/0x650
[  237.811551]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.817452]  ? interrupt_entry+0xb5/0xf0
[  237.821561]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.826594]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.831632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.836502]  ? trace_hardirqs_off+0x300/0x300
[  237.841020]  ? trace_hardirqs_off+0x300/0x300
[  237.845526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.851084]  ? check_preemption_disabled+0x48/0x200
[  237.856129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.860992]  apic_timer_interrupt+0xf/0x20
[  237.865224]  </IRQ>
[  237.867472] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  237.872409] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  237.891322] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  237.899045] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  237.906320] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  237.913597] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  237.920881] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  237.928159] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  237.935477]  skb_clone+0x1bb/0x500
[  237.939024]  ? skb_split+0x11e0/0x11e0
[  237.942921]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.947685]  ? lockdep_hardirqs_on+0x421/0x5c0
[  237.952270]  ? retint_kernel+0x2d/0x2d
[  237.956159]  ? trace_hardirqs_on_caller+0xc0/0x300
[  237.961090]  ? retint_kernel+0x2d/0x2d
[  237.964984]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.969749]  bpf_clone_redirect+0xb9/0x490
[  237.974000]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  237.979199]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  237.984229]  ? retint_kernel+0x2d/0x2d
[  237.988127]  ? find_held_lock+0x36/0x1c0
[  237.992198]  ? lock_acquire+0x1ed/0x520
[  237.996176]  ? bpf_test_run+0x32e/0x5a0
[  238.000156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.005701]  ? check_preemption_disabled+0x48/0x200
[  238.010827]  ? kasan_check_read+0x11/0x20
[  238.014986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.020270]  ? rcu_bh_qs+0xc0/0xc0
[  238.023825]  ? preempt_schedule+0x4d/0x60
[  238.027977]  ? ___preempt_schedule+0x16/0x18
[  238.032397]  ? bpf_test_run+0x1c0/0x5a0
[  238.036387]  ? netlink_diag_dump+0x2a0/0x2a0
[  238.040801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.046356]  ? bpf_test_init.isra.9+0x70/0x100
[  238.050952]  ? bpf_prog_test_run_skb+0x634/0xb40
[  238.055721]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.060569]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.066109]  ? fput+0x130/0x1a0
[  238.069390]  ? __bpf_prog_get+0x9b/0x290
[  238.073460]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.078307]  ? bpf_prog_test_run+0x130/0x1a0
[  238.082721]  ? __x64_sys_bpf+0x3d8/0x510
[  238.086788]  ? bpf_prog_get+0x20/0x20
[  238.090612]  ? do_syscall_64+0x2a5/0x820
[  238.094679]  ? do_syscall_64+0x1b9/0x820
[  238.098742]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.104116]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.109054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.113904]  ? trace_hardirqs_off+0x300/0x300
[  238.118406]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.123430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.128979]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.134014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.138884]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.144273] warn_alloc_show_mem: 1 callbacks suppressed
[  238.144287] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  238.144289] Mem-Info:
[  238.144319] active_anon:38791 inactive_anon:372 isolated_anon:0
[  238.144319]  active_file:33 inactive_file:13 isolated_file:0
[  238.144319]  unevictable:0 dirty:0 writeback:0 unstable:0
[  238.144319]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  238.144319]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  238.144319]  free:13743 free_pcp:141 free_cma:0
[  238.149667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.149677] Call Trace:
[  238.156631] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  238.159053]  <IRQ>
[  238.191933] Node 0 
[  238.201321]  dump_stack+0x1c4/0x2b4
[  238.203898] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  238.231649]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.233783] lowmem_reserve[]:
[  238.236036]  warn_alloc.cold.118+0xb7/0x1bd
[  238.239641]  0
[  238.265156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.270331]  2817
[  238.273443]  ? lock_downgrade+0x900/0x900
[  238.277738]  6321
[  238.279545]  ? trace_hardirqs_off+0xb8/0x300
[  238.284358]  6321
[  238.286428]  ? trace_hardirqs_off+0xb8/0x300
[  238.290550] Node 0 
[  238.292620]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.297023] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  238.299089]  ? warn_alloc+0x120/0x120
[  238.303441] lowmem_reserve[]: 0
[  238.305689]  ? trace_hardirqs_on+0x310/0x310
[  238.310504]  0
[  238.337673]  ? warn_alloc+0x120/0x120
[  238.341450]  3503
[  238.344732]  ? print_usage_bug+0xc0/0xc0
[  238.349113]  3503
[  238.350914]  ? warn_alloc+0x120/0x120
[  238.356751]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  238.360786] Node 0 
[  238.362851]  ? print_usage_bug+0xc0/0xc0
[  238.366653] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  238.371645]  ? __lock_acquire+0x7ec/0x4ec0
[  238.373859] lowmem_reserve[]:
[  238.377918]  ? __lock_acquire+0x7ec/0x4ec0
[  238.406384]  0
[  238.410638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.413714]  0
[  238.417951]  ? should_fail+0x22d/0xd01
[  238.419726]  0
[  238.425270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.427482]  0
[  238.431383]  ? __lock_acquire+0x7ec/0x4ec0
[  238.433162] Node 0 
[  238.438265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.440042] DMA: 
[  238.444271]  ? __lock_acquire+0x7ec/0x4ec0
[  238.446491] 1*4kB 
[  238.451593]  ? should_fail+0x22d/0xd01
[  238.453632] (U) 
[  238.457869]  ? print_usage_bug+0xc0/0xc0
[  238.459998] 0*8kB 
[  238.463896]  ? mark_held_locks+0x130/0x130
[  238.465833] 0*16kB 1*32kB 
[  238.469904]  ? mark_held_locks+0x130/0x130
[  238.472032] (U) 
[  238.476271]  ? graph_lock+0x170/0x170
[  238.479092] 2*64kB 
[  238.483325]  ? print_usage_bug+0xc0/0xc0
[  238.485279] (U) 
[  238.489085]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.491298] 1*128kB 
[  238.495366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.497320] (U) 
[  238.502085]  ? check_preemption_disabled+0x48/0x200
[  238.504386] 1*256kB 
[  238.509951]  ? check_preemption_disabled+0x48/0x200
[  238.511900] (U) 
[  238.516926]  ? __lock_is_held+0xb5/0x140
[  238.519219] 0*512kB 
[  238.524236]  __alloc_pages_nodemask+0xa80/0xde0
[  238.526181] 1*1024kB 
[  238.530234]  ? graph_lock+0x170/0x170
[  238.532535] (U) 
[  238.537200]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.539586] 1*2048kB 
[  238.543384]  ? graph_lock+0x170/0x170
[  238.545339] (M) 
[  238.550360]  ? find_held_lock+0x36/0x1c0
[  238.552744] 3*4096kB 
[  238.556560]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.558505] (M) 
[  238.562565]  ? lock_downgrade+0x900/0x900
[  238.564948] = 15908kB
[  238.564957] Node 0 
[  238.569664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.571616] DMA32: 
[  238.575772]  cache_grow_begin+0x91/0x8c0
[  238.578151] 4*4kB 
[  238.580384]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.585895] (M) 
[  238.588140]  fallback_alloc+0x203/0x2e0
[  238.592164] 0*8kB 4*16kB 
[  238.594333]  ____cache_alloc_node+0x1c7/0x1e0
[  238.598708] (M) 
[  238.600687]  kmem_cache_alloc_node+0xe3/0x730
[  238.604636] 1*32kB 
[  238.607392]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.611859] (M) 
[  238.613845]  __alloc_skb+0x119/0x770
[  238.618339] 4*64kB 
[  238.620577]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.624787] (UM) 
[  238.626775]  ? skb_scrub_packet+0x490/0x490
[  238.630449] 2*128kB 
[  238.632685]  ? lock_downgrade+0x900/0x900
[  238.637954] (M) 
[  238.640031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.644316] 2*256kB (M) 
[  238.646651]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.650779] 3*512kB 
[  238.652754]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.658262] (M) 
[  238.660934]  ? addrconf_rs_timer+0x6f0/0x6f0
[  238.666358] 4*1024kB (UM) 
[  238.668702]  ndisc_alloc_skb+0x144/0x340
[  238.674120] 1*2048kB 
[  238.676104]  ndisc_send_rs+0x331/0x6e0
[  238.680481] (U) 
[  238.683333]  addrconf_rs_timer+0x3c0/0x6f0
[  238.687361] 4*4096kB 
[  238.689780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.693633] (M) 
[  238.695626]  call_timer_fn+0x272/0x920
[  238.699837] = 25200kB
[  238.702255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.706466] Node 0 
[  238.708441]  ? process_timeout+0x40/0x40
[  238.712298] Normal: 1032*4kB 
[  238.714730]  ? find_held_lock+0x36/0x1c0
[  238.718945] (UME) 
[  238.721189]  ? mark_held_locks+0xc7/0x130
[  238.725219] 423*8kB 
[  238.728328]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.732357] (UME) 
[  238.734506]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.738628] 205*16kB 
[  238.740953]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.745420] (UME) 
[  238.747573]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  238.752043] 58*32kB 
[  238.754454]  ? trace_hardirqs_on+0xbd/0x310
[  238.758663] (UME) 
[  238.760817]  ? kasan_check_read+0x11/0x20
[  238.765382] 17*64kB 
[  238.767706]  ? __run_timers+0x7da/0xc70
[  238.772000] (UM) 
[  238.774149]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.778266] 1*128kB (U) 
[  238.780604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.784555] 0*256kB 
[  238.786625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.792042] 0*512kB 0*1024kB 
[  238.794727]  __run_timers+0x7e5/0xc70
[  238.798947] 0*2048kB 
[  238.801279]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  238.805474] 0*4096kB = 13864kB
[  238.808592]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.812374] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  238.814782]  ? graph_lock+0x170/0x170
[  238.820124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  238.823316]  ? print_usage_bug+0xc0/0xc0
[  238.828299] 427 total pagecache pages
[  238.837137]  ? lock_release+0x970/0x970
[  238.840921] 0 pages in swap cache
[  238.849490]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.853525] Swap cache stats: add 0, delete 0, find 0/0
[  238.853536] Free swap  = 0kB
[  238.857347]  ? find_held_lock+0x36/0x1c0
[  238.861295] Total swap = 0kB
[  238.864753]  ? graph_lock+0x170/0x170
[  238.869918] 1965979 pages RAM
[  238.875282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.878269] 0 pages HighMem/MovableOnly
[  238.878278] 342744 pages reserved
[  238.882349]  ? check_preemption_disabled+0x48/0x200
[  238.885331] 0 pages cma reserved
[  238.885424] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.889147]  ? __lock_is_held+0xb5/0x140
[  238.892712] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.898193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.902144] syz-executor7 cpuset=
[  238.905601]  ? check_preemption_disabled+0x48/0x200
[  238.910594] syz7
[  238.913963]  run_timer_softirq+0x52/0xb0
[  238.920434]  mems_allowed=0
[  238.924496]  ? rcu_read_lock_sched_held+0x108/0x120
[  238.962880]  __do_softirq+0x30b/0xad8
[  238.966708]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  238.971825]  ? pvclock_read_flags+0x160/0x160
[  238.976332]  ? lapic_next_event+0x5a/0x90
[  238.980492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.986041]  ? check_preemption_disabled+0x48/0x200
[  238.991070]  ? check_preemption_disabled+0x48/0x200
[  238.996363]  ? kvm_clock_read+0x18/0x30
[  239.000348]  ? kvm_sched_clock_read+0x9/0x20
[  239.004774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.010329]  ? check_preemption_disabled+0x48/0x200
[  239.015371]  irq_exit+0x17f/0x1c0
[  239.018849]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.023706]  ? smp_reschedule_interrupt+0x109/0x650
[  239.028731]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.034632]  ? interrupt_entry+0xb5/0xf0
[  239.038700]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.043722]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.048746]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.053606]  ? trace_hardirqs_off+0x300/0x300
[  239.058106]  ? trace_hardirqs_off+0x300/0x300
[  239.062607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.068152]  ? check_preemption_disabled+0x48/0x200
[  239.073184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.078039]  apic_timer_interrupt+0xf/0x20
[  239.082290]  </IRQ>
[  239.084552] RIP: 0010:console_unlock+0x1017/0x11a0
[  239.089490] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  239.108416] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  239.116183] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  239.123463] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  239.130747] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  239.138033] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  239.145314] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  239.152606]  ? netconsole_netdev_event+0x280/0x280
[  239.157559]  ? console_unlock+0x100e/0x11a0
[  239.161910]  ? devkmsg_read+0xbb0/0xbb0
[  239.165898]  ? lock_release+0x970/0x970
[  239.169881]  ? retint_kernel+0x2d/0x2d
[  239.173811]  vprintk_emit+0x33d/0x930
[  239.177628]  ? wake_up_klogd+0x180/0x180
[  239.181720]  ? find_held_lock+0x36/0x1c0
[  239.185801]  ? mark_held_locks+0xc7/0x130
[  239.189965]  vprintk_default+0x28/0x30
[  239.193863]  vprintk_func+0x7e/0x181
[  239.197589]  printk+0xa7/0xcf
[  239.200708]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  239.205474]  ? kasan_check_write+0x14/0x20
[  239.209714]  ? do_raw_spin_lock+0xc1/0x200
[  239.213974]  show_free_areas.cold.119+0x1f34/0x215d
[  239.219019]  ? si_meminfo_node+0x260/0x260
[  239.223267]  ? __lock_acquire+0x7ec/0x4ec0
[  239.227517]  ? __lock_acquire+0x7ec/0x4ec0
[  239.231761]  ? __lock_acquire+0x7ec/0x4ec0
[  239.236012]  ? kasan_check_write+0x14/0x20
[  239.240258]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  239.246079]  ? mark_held_locks+0x130/0x130
[  239.250328]  ? mark_held_locks+0x130/0x130
[  239.254583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.260133]  ? graph_lock+0x170/0x170
[  239.263948]  ? put_dec+0x3b/0xf0
[  239.267331]  ? number+0x972/0xca0
[  239.270800]  ? __lock_acquire+0x7ec/0x4ec0
[  239.275052]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  239.280601]  ? find_held_lock+0x36/0x1c0
[  239.284680]  ? serial8250_console_write+0x8b3/0xb10
[  239.289721]  ? lock_downgrade+0x900/0x900
[  239.293884]  ? graph_lock+0x170/0x170
[  239.297693]  ? graph_lock+0x170/0x170
[  239.301502]  ? print_usage_bug+0xc0/0xc0
[  239.305571]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.309988]  ? trace_hardirqs_on+0x310/0x310
[  239.314407]  ? wq_watchdog_touch+0x9c/0xfe
[  239.318657]  ? io_serial_in+0x11/0x90
[  239.322807]  ? find_held_lock+0x36/0x1c0
[  239.326885]  ? mark_held_locks+0xc7/0x130
[  239.331051]  ? netconsole_netdev_event+0x280/0x280
[  239.335990]  ? console_unlock+0xfe2/0x11a0
[  239.340234]  ? lockdep_hardirqs_on+0x421/0x5c0
[  239.344842]  ? trace_hardirqs_on+0xbd/0x310
[  239.349182]  ? vprintk_emit+0x33d/0x930
[  239.353169]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.358642]  ? kasan_check_write+0x14/0x20
[  239.362897]  ? do_raw_spin_lock+0xc1/0x200
[  239.367175]  ? netconsole_netdev_event+0x280/0x280
[  239.372135]  ? console_unlock+0x98e/0x11a0
[  239.376403]  ? devkmsg_read+0xbb0/0xbb0
[  239.380403]  ? vprintk_emit+0x7f7/0x930
[  239.384398]  ? lock_release+0x970/0x970
[  239.388385]  ? preempt_count_add+0x7d/0x160
[  239.392768]  ? wake_up_klogd+0x11a/0x180
[  239.396860]  ? console_device+0xc0/0xc0
[  239.400850]  ? do_raw_spin_lock+0xc1/0x200
[  239.405120]  ? vprintk_emit+0x268/0x930
[  239.409124]  ? wake_up_klogd+0x180/0x180
[  239.413197]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.417980]  ? trace_hardirqs_off_caller+0x300/0x300
[  239.423106]  ? retint_kernel+0x1b/0x2d
[  239.427062]  ? trace_hardirqs_on+0x310/0x310
[  239.431509]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.436293]  ? retint_kernel+0x2d/0x2d
[  239.440243]  ? arch_local_irq_restore+0x45/0x52
[  239.444941]  ? save_image_lzo.cold.20+0x629/0xecf
[  239.449804]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  239.454587]  ? show_mem+0x1e/0x17b
[  239.458142]  show_mem+0x34/0x17b
[  239.461523]  dump_header+0x2f1/0xf72
[  239.465254]  ? pagefault_out_of_memory+0x197/0x197
[  239.470228]  ? __lock_acquire+0x7ec/0x4ec0
[  239.474478]  ? print_usage_bug+0xc0/0xc0
[  239.478559]  ? graph_lock+0x170/0x170
[  239.482370]  ? graph_lock+0x170/0x170
[  239.486184]  ? print_usage_bug+0xc0/0xc0
[  239.490251]  ? print_usage_bug+0xc0/0xc0
[  239.494334]  ? print_usage_bug+0xc0/0xc0
[  239.498413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.503974]  ? find_held_lock+0x36/0x1c0
[  239.508061]  ? mark_held_locks+0xc7/0x130
[  239.512229]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.517354]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.522475]  ? lockdep_hardirqs_on+0x421/0x5c0
[  239.527080]  ? trace_hardirqs_on+0xbd/0x310
[  239.531415]  ? kasan_check_read+0x11/0x20
[  239.535582]  ? ___ratelimit+0x36f/0x655
[  239.539571]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.545037]  ? trace_hardirqs_on+0x310/0x310
[  239.549463]  ? lock_downgrade+0x900/0x900
[  239.553631]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  239.558748]  ? ___ratelimit+0xaa/0x655
[  239.562654]  ? idr_get_free+0xec0/0xec0
[  239.566646]  ? kasan_check_write+0x14/0x20
[  239.570893]  ? do_raw_spin_lock+0xc1/0x200
[  239.575149]  oom_kill_process.cold.27+0x10/0x903
[  239.579921]  ? graph_lock+0x170/0x170
[  239.583726]  ? _raw_spin_unlock+0x2c/0x50
[  239.587889]  ? oom_badness+0xe6/0xaa0
[  239.591704]  ? oom_evaluate_task+0x540/0x540
[  239.596129]  ? find_held_lock+0x36/0x1c0
[  239.600210]  ? out_of_memory+0x974/0x14c0
[  239.604365]  ? lock_downgrade+0x900/0x900
[  239.608517]  ? check_preemption_disabled+0x48/0x200
[  239.613549]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.619354]  ? kasan_check_read+0x11/0x20
[  239.623511]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.628808]  ? rcu_bh_qs+0xc0/0xc0
[  239.632368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.637390]  ? oom_evaluate_task+0x302/0x540
[  239.641810]  out_of_memory+0xa86/0x14c0
[  239.645804]  ? oom_killer_disable+0x3a0/0x3a0
[  239.650316]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  239.655254]  ? __mutex_add_waiter+0x2a0/0x2a0
[  239.659767]  __alloc_pages_slowpath+0x2318/0x2d80
[  239.664662]  ? warn_alloc+0x120/0x120
[  239.668484]  ? find_get_entry+0x2f2/0xc40
[  239.672648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.678194]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  239.683234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.688781]  ? should_fail+0x22d/0xd01
[  239.692683]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.697791]  ? __lock_is_held+0xb5/0x140
[  239.701887]  ? __lock_is_held+0xb5/0x140
[  239.705969]  ? ___might_sleep+0x1ed/0x300
[  239.710119]  ? lock_release+0x970/0x970
[  239.714103]  ? arch_local_save_flags+0x40/0x40
[  239.718705]  ? __might_sleep+0x95/0x190
[  239.722690]  __alloc_pages_nodemask+0xa80/0xde0
[  239.727377]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.732419]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.738234]  ? kasan_check_read+0x11/0x20
[  239.742406]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.747707]  ? graph_lock+0x170/0x170
[  239.751528]  ? print_usage_bug+0xc0/0xc0
[  239.755615]  ? graph_lock+0x170/0x170
[  239.759436]  ? graph_lock+0x170/0x170
[  239.763260]  ? __do_page_cache_readahead+0x7ce/0x980
[  239.768397]  ? find_held_lock+0x36/0x1c0
[  239.772485]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  239.778055]  alloc_pages_current+0x10c/0x210
[  239.782492]  ? lock_downgrade+0x900/0x900
[  239.786675]  __page_cache_alloc+0x38f/0x5b0
[  239.791019]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.796866]  ? kasan_check_read+0x11/0x20
[  239.801041]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.806351]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  239.811055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.816619]  ? check_preemption_disabled+0x48/0x200
[  239.821672]  filemap_fault+0x1594/0x25f0
[  239.825767]  ? __lock_page_or_retry+0xa00/0xa00
[  239.830452]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.834960]  ? lockdep_hardirqs_on+0x421/0x5c0
[  239.839554]  ? trace_hardirqs_on+0xbd/0x310
[  239.843882]  ? kasan_check_read+0x11/0x20
[  239.848036]  ? finish_task_switch+0x1f5/0x900
[  239.852543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.858011]  ? compat_start_thread+0x80/0x80
[  239.862446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.868006]  ? _raw_spin_unlock_irq+0x60/0x80
[  239.872524]  ? finish_task_switch+0x1f5/0x900
[  239.877034]  ? finish_task_switch+0x1b5/0x900
[  239.881541]  ? __switch_to_asm+0x34/0x70
[  239.885641]  ? __switch_to_asm+0x34/0x70
[  239.889715]  ? __switch_to_asm+0x34/0x70
[  239.893785]  ? __switch_to_asm+0x40/0x70
[  239.897863]  ? __switch_to_asm+0x34/0x70
[  239.902545]  ? __switch_to_asm+0x40/0x70
[  239.906614]  ? __switch_to_asm+0x34/0x70
[  239.910690]  ? __switch_to_asm+0x40/0x70
[  239.914763]  ? __switch_to_asm+0x34/0x70
[  239.918849]  ? graph_lock+0x170/0x170
[  239.922654]  ? __switch_to_asm+0x40/0x70
[  239.926736]  ? __schedule+0x874/0x1ed0
[  239.930650]  ? lock_acquire+0x1ed/0x520
[  239.934628]  ? ext4_filemap_fault+0x7a/0xad
[  239.938964]  ? lock_release+0x970/0x970
[  239.942948]  ? arch_local_save_flags+0x40/0x40
[  239.947543]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.952324]  ? trace_hardirqs_off_caller+0x300/0x300
[  239.957440]  ? retint_kernel+0x1b/0x2d
[  239.961354]  ? down_read+0xb0/0x1d0
[  239.964991]  ? ext4_filemap_fault+0x7a/0xad
[  239.969325]  ? __down_interruptible+0x700/0x700
[  239.974005]  ? retint_kernel+0x2d/0x2d
[  239.977908]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  239.982508]  ext4_filemap_fault+0x82/0xad
[  239.986670]  __do_fault+0x100/0x6b0
[  239.990310]  ? lock_downgrade+0x900/0x900
[  239.994464]  ? print_bad_pte+0x6c0/0x6c0
[  239.998538]  ? do_futex+0x249/0x26d0
[  240.002261]  ? finish_task_switch+0x1f5/0x900
[  240.006767]  ? kasan_check_read+0x11/0x20
[  240.010935]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.015356]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  240.019948]  ? add_mm_counter_fast+0xd0/0xd0
[  240.024373]  __handle_mm_fault+0x3709/0x53e0
[  240.028792]  ? preempt_notifier_register+0x200/0x200
[  240.033919]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  240.038766]  ? __switch_to_asm+0x40/0x70
[  240.042836]  ? graph_lock+0x170/0x170
[  240.046643]  ? __switch_to_asm+0x40/0x70
[  240.050714]  ? print_usage_bug+0xc0/0xc0
[  240.054785]  ? graph_lock+0x170/0x170
[  240.058598]  ? graph_lock+0x170/0x170
[  240.062427]  ? handle_mm_fault+0x42a/0xc70
[  240.066666]  ? lock_downgrade+0x900/0x900
[  240.070823]  ? check_preemption_disabled+0x48/0x200
[  240.075853]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.081658]  ? kasan_check_read+0x11/0x20
[  240.085810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.091097]  ? rcu_bh_qs+0xc0/0xc0
[  240.094645]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.100101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.105652]  ? check_preemption_disabled+0x48/0x200
[  240.110681]  handle_mm_fault+0x54f/0xc70
[  240.114757]  ? __handle_mm_fault+0x53e0/0x53e0
[  240.119352]  ? find_vma+0x34/0x190
[  240.122903]  __do_page_fault+0x67d/0xed0
[  240.126979]  ? mm_fault_error+0x380/0x380
[  240.131138]  ? trace_hardirqs_off+0xb8/0x300
[  240.135557]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.140929]  ? trace_hardirqs_on+0x310/0x310
[  240.145349]  do_page_fault+0xf2/0x7e0
[  240.149157]  ? vmalloc_sync_all+0x30/0x30
[  240.153315]  ? error_entry+0x70/0xd0
[  240.157036]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.162054]  ? trace_hardirqs_on_caller+0xc0/0x300
[  240.166986]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.171922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.176776]  ? trace_hardirqs_off+0x300/0x300
[  240.181276]  ? trace_hardirqs_off_caller+0x300/0x300
[  240.186398]  ? prepare_exit_to_usermode+0x291/0x3b0
[  240.191422]  ? page_fault+0x8/0x30
[  240.194973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.199827]  ? page_fault+0x8/0x30
[  240.203378]  page_fault+0x1e/0x30
[  240.206840] RIP: 0033:0x404068
[  240.210038] Code: Bad RIP value.
[  240.213400] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  240.218771] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  240.226042] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  240.233324] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  240.240598] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  240.247878] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  240.255189] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  240.255254] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.262387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.262397] Call Trace:
[  240.269002] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.278251]  <IRQ>
[  240.280834] syz-fuzzer cpuset=
[  240.291064]  dump_stack+0x1c4/0x2b4
[  240.293192] /
[  240.296385]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.299993]  mems_allowed=0
[  240.301715]  warn_alloc.cold.118+0xb7/0x1bd
[  240.314140]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.318996]  ? lock_downgrade+0x900/0x900
[  240.323162]  ? trace_hardirqs_off+0xb8/0x300
[  240.327586]  ? trace_hardirqs_off+0xb8/0x300
[  240.332011]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.336895]  ? warn_alloc+0x120/0x120
[  240.340704]  ? graph_lock+0x170/0x170
[  240.344517]  ? warn_alloc+0x120/0x120
[  240.348327]  ? print_usage_bug+0xc0/0xc0
[  240.352398]  ? warn_alloc+0x120/0x120
[  240.356215]  ? print_usage_bug+0xc0/0xc0
[  240.360287]  ? __lock_acquire+0x7ec/0x4ec0
[  240.364530]  ? __lock_acquire+0x7ec/0x4ec0
[  240.368775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.374324]  ? should_fail+0x22d/0xd01
[  240.378224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.383334]  ? __lock_acquire+0x7ec/0x4ec0
[  240.387586]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.392717]  ? __lock_acquire+0x7ec/0x4ec0
[  240.396956]  ? should_fail+0x22d/0xd01
[  240.400867]  ? mark_held_locks+0x130/0x130
[  240.405112]  ? mark_held_locks+0x130/0x130
[  240.409354]  ? graph_lock+0x170/0x170
[  240.413162]  ? graph_lock+0x170/0x170
[  240.416982]  ? graph_lock+0x170/0x170
[  240.420784]  ? print_usage_bug+0xc0/0xc0
[  240.424860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.430935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.436749]  ? check_preemption_disabled+0x48/0x200
[  240.441774]  ? check_preemption_disabled+0x48/0x200
[  240.446828]  ? __lock_is_held+0xb5/0x140
[  240.450910]  __alloc_pages_nodemask+0xa80/0xde0
[  240.455587]  ? graph_lock+0x170/0x170
[  240.459401]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.464452]  ? graph_lock+0x170/0x170
[  240.468276]  ? find_held_lock+0x36/0x1c0
[  240.472359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.477036]  ? lock_downgrade+0x900/0x900
[  240.481198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.486756]  cache_grow_begin+0x91/0x8c0
[  240.490834]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.495262]  fallback_alloc+0x203/0x2e0
[  240.499257]  ____cache_alloc_node+0x1c7/0x1e0
[  240.503775]  kmem_cache_alloc_node+0xe3/0x730
[  240.508283]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.512534]  __alloc_skb+0x119/0x770
[  240.516252]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.521537]  ? skb_scrub_packet+0x490/0x490
[  240.525864]  ? lock_downgrade+0x900/0x900
[  240.530024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.535565]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.541027]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.546488]  ? addrconf_rs_timer+0x6f0/0x6f0
[  240.550921]  ndisc_alloc_skb+0x144/0x340
[  240.554998]  ndisc_send_rs+0x331/0x6e0
[  240.558897]  addrconf_rs_timer+0x3c0/0x6f0
[  240.563145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.567397]  call_timer_fn+0x272/0x920
[  240.571289]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.575531]  ? process_timeout+0x40/0x40
[  240.579593]  ? find_held_lock+0x36/0x1c0
[  240.583668]  ? __run_timers+0x7da/0xc70
[  240.587647]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.592147]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.596652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.600901]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.605490]  ? trace_hardirqs_on+0xbd/0x310
[  240.609827]  ? kasan_check_read+0x11/0x20
[  240.613984]  ? __run_timers+0x7da/0xc70
[  240.617965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.623434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.627710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.631955]  __run_timers+0x7e5/0xc70
[  240.635782]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.641162]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.646183]  ? graph_lock+0x170/0x170
[  240.650000]  ? enqueue_hrtimer+0x1a5/0x560
[  240.654240]  ? lock_release+0x970/0x970
[  240.658226]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.663434]  ? find_held_lock+0x36/0x1c0
[  240.667505]  ? graph_lock+0x170/0x170
[  240.671318]  ? pvclock_read_flags+0x160/0x160
[  240.675826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.681370]  ? check_preemption_disabled+0x48/0x200
[  240.686404]  ? __lock_is_held+0xb5/0x140
[  240.690476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.696023]  ? check_preemption_disabled+0x48/0x200
[  240.701053]  run_timer_softirq+0x52/0xb0
[  240.705118]  ? rcu_read_lock_sched_held+0x108/0x120
[  240.710144]  __do_softirq+0x30b/0xad8
[  240.713968]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.719110]  ? pvclock_read_flags+0x160/0x160
[  240.723616]  ? lapic_next_event+0x5a/0x90
[  240.727773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.733331]  ? check_preemption_disabled+0x48/0x200
[  240.738390]  ? check_preemption_disabled+0x48/0x200
[  240.743433]  ? kvm_clock_read+0x18/0x30
[  240.747414]  ? kvm_sched_clock_read+0x9/0x20
[  240.751836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.757388]  ? check_preemption_disabled+0x48/0x200
[  240.762426]  irq_exit+0x17f/0x1c0
[  240.765888]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.770734]  ? smp_reschedule_interrupt+0x109/0x650
[  240.775763]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.781657]  ? interrupt_entry+0xb5/0xf0
[  240.785727]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.790752]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.795777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.800631]  ? trace_hardirqs_off+0x300/0x300
[  240.805128]  ? trace_hardirqs_off+0x300/0x300
[  240.809629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.815177]  ? check_preemption_disabled+0x48/0x200
[  240.820210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.825075]  apic_timer_interrupt+0xf/0x20
[  240.829308]  </IRQ>
[  240.831551] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  240.836488] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  240.855400] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  240.863116] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  240.870390] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  240.877663] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  240.884937] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  240.892213] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  240.899532]  skb_clone+0x1bb/0x500
[  240.903086]  ? skb_split+0x11e0/0x11e0
[  240.906983]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.911755]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.916351]  ? retint_kernel+0x2d/0x2d
[  240.920247]  ? trace_hardirqs_on_caller+0xc0/0x300
[  240.925181]  ? retint_kernel+0x2d/0x2d
[  240.929076]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.933848]  bpf_clone_redirect+0xb9/0x490
[  240.938091]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  240.943296]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  240.948335]  ? retint_kernel+0x2d/0x2d
[  240.952242]  ? find_held_lock+0x36/0x1c0
[  240.956318]  ? lock_acquire+0x1ed/0x520
[  240.960296]  ? bpf_test_run+0x32e/0x5a0
[  240.964282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.969834]  ? check_preemption_disabled+0x48/0x200
[  240.974867]  ? kasan_check_read+0x11/0x20
[  240.979023]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.984309]  ? rcu_bh_qs+0xc0/0xc0
[  240.987871]  ? preempt_schedule+0x4d/0x60
[  240.992033]  ? ___preempt_schedule+0x16/0x18
[  240.996456]  ? bpf_test_run+0x1c0/0x5a0
[  241.000464]  ? netlink_diag_dump+0x2a0/0x2a0
[  241.004898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.010452]  ? bpf_test_init.isra.9+0x70/0x100
[  241.015049]  ? bpf_prog_test_run_skb+0x634/0xb40
[  241.019849]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.024716]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.030265]  ? fput+0x130/0x1a0
[  241.033563]  ? __bpf_prog_get+0x9b/0x290
[  241.037641]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.042502]  ? bpf_prog_test_run+0x130/0x1a0
[  241.046953]  ? __x64_sys_bpf+0x3d8/0x510
[  241.051029]  ? bpf_prog_get+0x20/0x20
[  241.054865]  ? do_syscall_64+0x2a5/0x820
[  241.058960]  ? do_syscall_64+0x1b9/0x820
[  241.063034]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  241.068417]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.073372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.078231]  ? trace_hardirqs_off+0x300/0x300
[  241.082750]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.087789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.093356]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.098753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.103636]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.109039] warn_alloc_show_mem: 1 callbacks suppressed
[  241.109053] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  241.109055] Mem-Info:
[  241.109087] active_anon:38791 inactive_anon:372 isolated_anon:0
[  241.109087]  active_file:33 inactive_file:13 isolated_file:0
[  241.109087]  unevictable:0 dirty:0 writeback:0 unstable:0
[  241.109087]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  241.109087]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  241.109087]  free:13743 free_pcp:141 free_cma:0
[  241.114446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.114459] Call Trace:
[  241.121418] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  241.123847]  <IRQ>
[  241.156730] Node 0 
[  241.166112]  dump_stack+0x1c4/0x2b4
[  241.168704] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  241.196451]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.198611] lowmem_reserve[]:
[  241.200863]  warn_alloc.cold.118+0xb7/0x1bd
[  241.204459]  0
[  241.229975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.235144]  2817
[  241.238255]  ? lock_downgrade+0x900/0x900
[  241.242551]  6321
[  241.244361]  ? trace_hardirqs_off+0xb8/0x300
[  241.249172]  6321
[  241.251235]  ? trace_hardirqs_off+0xb8/0x300
[  241.255358] Node 0 
[  241.257428]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.261838] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  241.263902]  ? warn_alloc+0x120/0x120
[  241.268257] lowmem_reserve[]:
[  241.270493]  ? trace_hardirqs_on+0x310/0x310
[  241.275319]  0
[  241.302482]  ? warn_alloc+0x120/0x120
[  241.306265]  0
[  241.309372]  ? print_usage_bug+0xc0/0xc0
[  241.313758]  3503
[  241.315564]  ? warn_alloc+0x120/0x120
[  241.319862]  3503
[  241.321674]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  241.325718] Node 0 
[  241.327783]  ? print_usage_bug+0xc0/0xc0
[  241.327801]  ? __lock_acquire+0x7ec/0x4ec0
[  241.331618] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  241.333655]  ? __lock_acquire+0x7ec/0x4ec0
[  241.338648] lowmem_reserve[]: 0
[  241.340909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.344946]  0
[  241.349280]  ? should_fail+0x22d/0xd01
[  241.377721]  0
[  241.381970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.385232]  0
[  241.390775]  ? __lock_acquire+0x7ec/0x4ec0
[  241.396463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.398244] Node 0 
[  241.403356]  ? __lock_acquire+0x7ec/0x4ec0
[  241.403375]  ? should_fail+0x22d/0xd01
[  241.405162] DMA: 
[  241.409400]  ? print_usage_bug+0xc0/0xc0
[  241.414494] 1*4kB 
[  241.416745]  ? mark_held_locks+0x130/0x130
[  241.420956] (U) 
[  241.424855]  ? mark_held_locks+0x130/0x130
[  241.426893] 0*8kB 
[  241.430974]  ? graph_lock+0x170/0x170
[  241.433102] 0*16kB 
[  241.437345]  ? print_usage_bug+0xc0/0xc0
[  241.439298] 1*32kB 
[  241.443569]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.445697] (U) 
[  241.449508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.451725] 2*64kB 
[  241.455796]  ? check_preemption_disabled+0x48/0x200
[  241.458009] (U) 
[  241.462775]  ? check_preemption_disabled+0x48/0x200
[  241.464739] 1*128kB 
[  241.470292]  ? __lock_is_held+0xb5/0x140
[  241.472504] (U) 
[  241.477530]  __alloc_pages_nodemask+0xa80/0xde0
[  241.479487] 1*256kB 
[  241.484515]  ? graph_lock+0x170/0x170
[  241.484535]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.486844] (U) 
[  241.490912]  ? graph_lock+0x170/0x170
[  241.492873] 0*512kB 
[  241.497558]  ? find_held_lock+0x36/0x1c0
[  241.499870] 1*1024kB 
[  241.503685]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.508676] (U) 
[  241.510659]  ? lock_downgrade+0x900/0x900
[  241.514440] 1*2048kB 
[  241.516776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.520826] (M) 
[  241.523250]  cache_grow_begin+0x91/0x8c0
[  241.527890] 3*4096kB 
[  241.529880]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.534020] (M) 
[  241.536443]  fallback_alloc+0x203/0x2e0
[  241.541944] = 15908kB
[  241.541953] Node 0 
[  241.543944]  ____cache_alloc_node+0x1c7/0x1e0
[  241.547979] DMA32: 
[  241.550406]  kmem_cache_alloc_node+0xe3/0x730
[  241.554793] 4*4kB 
[  241.556793]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.560745] (M) 
[  241.563172]  __alloc_skb+0x119/0x770
[  241.565387] 0*8kB 
[  241.569899]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.572116] 4*16kB 
[  241.576620]  ? skb_scrub_packet+0x490/0x490
[  241.578745] (M) 
[  241.582992]  ? lock_downgrade+0x900/0x900
[  241.584947] 1*32kB 
[  241.588685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.590810] (M) 
[  241.596099]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.598312] 4*64kB (UM) 
[  241.602652]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.604604] 2*128kB 
[  241.608753]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.610975] (M) 
[  241.616556]  ndisc_alloc_skb+0x144/0x340
[  241.618508] 2*256kB 
[  241.623965]  ndisc_send_rs+0x331/0x6e0
[  241.626609] (M) 
[  241.632072]  addrconf_rs_timer+0x3c0/0x6f0
[  241.634381] 3*512kB 
[  241.638832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.640786] (M) 
[  241.644873]  call_timer_fn+0x272/0x920
[  241.647164] 4*1024kB 
[  241.651061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.653017] (UM) 
[  241.657260]  ? process_timeout+0x40/0x40
[  241.659563] 1*2048kB 
[  241.663820]  ? find_held_lock+0x36/0x1c0
[  241.665783] (U) 
[  241.669681]  ? mark_held_locks+0xc7/0x130
[  241.672064] 4*4096kB 
[  241.676327]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.678370] (M) 
[  241.682443]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.684839] = 25200kB
[  241.688907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.690861] Node 0 
[  241.695020]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  241.697408] Normal: 
[  241.701911]  ? trace_hardirqs_on+0xbd/0x310
[  241.703864] 1032*4kB 
[  241.708364]  ? kasan_check_read+0x11/0x20
[  241.710754] (UME) 
[  241.715013]  ? __run_timers+0x7da/0xc70
[  241.717255] 423*8kB 
[  241.721855]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.724151] (UME) 205*16kB 
[  241.728501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.730887] (UME) 
[  241.735068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.737196] 58*32kB 
[  241.741174]  __run_timers+0x7e5/0xc70
[  241.743472] (UME) 
[  241.748947]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.751850] 17*64kB 
[  241.756097]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.758224] (UM) 
[  241.762465]  ? graph_lock+0x170/0x170
[  241.764800] 1*128kB 
[  241.768607]  ? print_usage_bug+0xc0/0xc0
[  241.770743] (U) 
[  241.776118]  ? lock_release+0x970/0x970
[  241.776138]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.778453] 0*256kB 
[  241.783480]  ? find_held_lock+0x36/0x1c0
[  241.785524] 0*512kB 
[  241.789343]  ? graph_lock+0x170/0x170
[  241.791648] 0*1024kB 
[  241.795716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.797670] 0*2048kB 
[  241.801654]  ? check_preemption_disabled+0x48/0x200
[  241.806828] 0*4096kB 
[  241.809169]  ? __lock_is_held+0xb5/0x140
[  241.813194] = 13864kB
[  241.815516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.819302] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  241.821714]  ? check_preemption_disabled+0x48/0x200
[  241.827235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  241.829648]  run_timer_softirq+0x52/0xb0
[  241.834641] 427 total pagecache pages
[  241.837048]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.841096] 0 pages in swap cache
[  241.843500]  __do_softirq+0x30b/0xad8
[  241.849010] Swap cache stats: add 0, delete 0, find 0/0
[  241.849020] Free swap  = 0kB
[  241.857871]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.862859] Total swap = 0kB
[  241.871447]  ? pvclock_read_flags+0x160/0x160
[  241.875487] 1965979 pages RAM
[  241.879283]  ? lapic_next_event+0x5a/0x90
[  241.884272] 0 pages HighMem/MovableOnly
[  241.884282] 342744 pages reserved
[  241.887736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.891517] 0 pages cma reserved
[  241.896884]  ? check_preemption_disabled+0x48/0x200
[  241.899946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.904998]  ? check_preemption_disabled+0x48/0x200
[  241.905023]  ? kvm_clock_read+0x18/0x30
[  241.905044]  ? kvm_sched_clock_read+0x9/0x20
[  241.908111] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.912554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.915635] syz-executor7 cpuset=
[  241.919798]  ? check_preemption_disabled+0x48/0x200
[  241.923760] syz7
[  241.927242]  irq_exit+0x17f/0x1c0
[  241.932762]  mems_allowed=0
[  241.993795]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.998651]  ? smp_reschedule_interrupt+0x109/0x650
[  242.003690]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.009592]  ? interrupt_entry+0xb5/0xf0
[  242.013667]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.018690]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.023717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.028565]  ? trace_hardirqs_off+0x300/0x300
[  242.033065]  ? trace_hardirqs_off+0x300/0x300
[  242.037572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.043133]  ? check_preemption_disabled+0x48/0x200
[  242.048180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.053050]  apic_timer_interrupt+0xf/0x20
[  242.057297]  </IRQ>
[  242.059577] RIP: 0010:console_unlock+0x1017/0x11a0
[  242.064533] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  242.083453] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  242.091181] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  242.098549] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  242.105827] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  242.113107] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  242.120386] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  242.127678]  ? netconsole_netdev_event+0x280/0x280
[  242.132632]  ? console_unlock+0x100e/0x11a0
[  242.137009]  ? devkmsg_read+0xbb0/0xbb0
[  242.141006]  ? lock_release+0x970/0x970
[  242.144993]  ? retint_kernel+0x2d/0x2d
[  242.148914]  vprintk_emit+0x33d/0x930
[  242.152735]  ? wake_up_klogd+0x180/0x180
[  242.156867]  ? find_held_lock+0x36/0x1c0
[  242.160947]  ? mark_held_locks+0xc7/0x130
[  242.165111]  vprintk_default+0x28/0x30
[  242.169010]  vprintk_func+0x7e/0x181
[  242.172743]  printk+0xa7/0xcf
[  242.175883]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  242.180659]  ? kasan_check_write+0x14/0x20
[  242.184908]  ? do_raw_spin_lock+0xc1/0x200
[  242.189180]  show_free_areas.cold.119+0x1f34/0x215d
[  242.194279]  ? si_meminfo_node+0x260/0x260
[  242.198576]  ? __lock_acquire+0x7ec/0x4ec0
[  242.202855]  ? __lock_acquire+0x7ec/0x4ec0
[  242.207114]  ? __lock_acquire+0x7ec/0x4ec0
[  242.211372]  ? kasan_check_write+0x14/0x20
[  242.215624]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  242.221448]  ? mark_held_locks+0x130/0x130
[  242.225690]  ? mark_held_locks+0x130/0x130
[  242.229937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.235484]  ? graph_lock+0x170/0x170
[  242.239292]  ? put_dec+0x3b/0xf0
[  242.242671]  ? number+0x972/0xca0
[  242.246132]  ? __lock_acquire+0x7ec/0x4ec0
[  242.250401]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  242.255953]  ? find_held_lock+0x36/0x1c0
[  242.260035]  ? serial8250_console_write+0x8b3/0xb10
[  242.265060]  ? lock_downgrade+0x900/0x900
[  242.269235]  ? graph_lock+0x170/0x170
[  242.273052]  ? graph_lock+0x170/0x170
[  242.276861]  ? print_usage_bug+0xc0/0xc0
[  242.280929]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.285355]  ? trace_hardirqs_on+0x310/0x310
[  242.290123]  ? wq_watchdog_touch+0x9c/0xfe
[  242.294369]  ? io_serial_in+0x11/0x90
[  242.298190]  ? find_held_lock+0x36/0x1c0
[  242.302287]  ? mark_held_locks+0xc7/0x130
[  242.306554]  ? netconsole_netdev_event+0x280/0x280
[  242.311509]  ? console_unlock+0xfe2/0x11a0
[  242.315759]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.320367]  ? trace_hardirqs_on+0xbd/0x310
[  242.324715]  ? vprintk_emit+0x33d/0x930
[  242.328723]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.334216]  ? kasan_check_write+0x14/0x20
[  242.338479]  ? do_raw_spin_lock+0xc1/0x200
[  242.342733]  ? netconsole_netdev_event+0x280/0x280
[  242.347687]  ? console_unlock+0x98e/0x11a0
[  242.351942]  ? devkmsg_read+0xbb0/0xbb0
[  242.355929]  ? vprintk_emit+0x7f7/0x930
[  242.359919]  ? lock_release+0x970/0x970
[  242.363909]  ? preempt_count_add+0x7d/0x160
[  242.368242]  ? wake_up_klogd+0x11a/0x180
[  242.372402]  ? console_device+0xc0/0xc0
[  242.376391]  ? do_raw_spin_lock+0xc1/0x200
[  242.380646]  ? vprintk_emit+0x268/0x930
[  242.384641]  ? wake_up_klogd+0x180/0x180
[  242.388715]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.393482]  ? trace_hardirqs_off_caller+0x300/0x300
[  242.398601]  ? retint_kernel+0x1b/0x2d
[  242.402517]  ? trace_hardirqs_on+0x310/0x310
[  242.406951]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.411731]  ? retint_kernel+0x2d/0x2d
[  242.415643]  ? arch_local_irq_restore+0x45/0x52
[  242.420334]  ? save_image_lzo.cold.20+0x629/0xecf
[  242.425192]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  242.430438]  ? show_mem+0x1e/0x17b
[  242.433994]  show_mem+0x34/0x17b
[  242.437401]  dump_header+0x2f1/0xf72
[  242.441149]  ? pagefault_out_of_memory+0x197/0x197
[  242.446104]  ? __lock_acquire+0x7ec/0x4ec0
[  242.450359]  ? print_usage_bug+0xc0/0xc0
[  242.454454]  ? graph_lock+0x170/0x170
[  242.458278]  ? graph_lock+0x170/0x170
[  242.462112]  ? print_usage_bug+0xc0/0xc0
[  242.466204]  ? print_usage_bug+0xc0/0xc0
[  242.470296]  ? print_usage_bug+0xc0/0xc0
[  242.474382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.479936]  ? find_held_lock+0x36/0x1c0
[  242.484015]  ? mark_held_locks+0xc7/0x130
[  242.488174]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.493284]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.498409]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.503004]  ? trace_hardirqs_on+0xbd/0x310
[  242.507339]  ? kasan_check_read+0x11/0x20
[  242.511493]  ? ___ratelimit+0x36f/0x655
[  242.515476]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.520932]  ? trace_hardirqs_on+0x310/0x310
[  242.525373]  ? lock_downgrade+0x900/0x900
[  242.529537]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.534667]  ? ___ratelimit+0xaa/0x655
[  242.538570]  ? idr_get_free+0xec0/0xec0
[  242.542559]  ? kasan_check_write+0x14/0x20
[  242.546804]  ? do_raw_spin_lock+0xc1/0x200
[  242.551061]  oom_kill_process.cold.27+0x10/0x903
[  242.555828]  ? graph_lock+0x170/0x170
[  242.559636]  ? _raw_spin_unlock+0x2c/0x50
[  242.563796]  ? oom_badness+0xe6/0xaa0
[  242.567636]  ? oom_evaluate_task+0x540/0x540
[  242.572257]  ? find_held_lock+0x36/0x1c0
[  242.576352]  ? out_of_memory+0x974/0x14c0
[  242.580522]  ? lock_downgrade+0x900/0x900
[  242.584690]  ? check_preemption_disabled+0x48/0x200
[  242.589743]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.595582]  ? kasan_check_read+0x11/0x20
[  242.599776]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.605086]  ? rcu_bh_qs+0xc0/0xc0
[  242.608646]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.613670]  ? oom_evaluate_task+0x302/0x540
[  242.618116]  out_of_memory+0xa86/0x14c0
[  242.622108]  ? oom_killer_disable+0x3a0/0x3a0
[  242.626609]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  242.631555]  ? __mutex_add_waiter+0x2a0/0x2a0
[  242.636077]  __alloc_pages_slowpath+0x2318/0x2d80
[  242.640965]  ? warn_alloc+0x120/0x120
[  242.644799]  ? find_get_entry+0x2f2/0xc40
[  242.648965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.654521]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  242.659464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.665022]  ? should_fail+0x22d/0xd01
[  242.668943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.674064]  ? __lock_is_held+0xb5/0x140
[  242.678165]  ? __lock_is_held+0xb5/0x140
[  242.682254]  ? ___might_sleep+0x1ed/0x300
[  242.686408]  ? lock_release+0x970/0x970
[  242.690391]  ? arch_local_save_flags+0x40/0x40
[  242.694997]  ? __might_sleep+0x95/0x190
[  242.698992]  __alloc_pages_nodemask+0xa80/0xde0
[  242.703693]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.708735]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.714556]  ? kasan_check_read+0x11/0x20
[  242.718731]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.724057]  ? graph_lock+0x170/0x170
[  242.727892]  ? print_usage_bug+0xc0/0xc0
[  242.731988]  ? graph_lock+0x170/0x170
[  242.735815]  ? graph_lock+0x170/0x170
[  242.739627]  ? __do_page_cache_readahead+0x7ce/0x980
[  242.744744]  ? find_held_lock+0x36/0x1c0
[  242.748826]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  242.754378]  alloc_pages_current+0x10c/0x210
[  242.758813]  ? lock_downgrade+0x900/0x900
[  242.762982]  __page_cache_alloc+0x38f/0x5b0
[  242.767316]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.773119]  ? kasan_check_read+0x11/0x20
[  242.777279]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.782576]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  242.787255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.792803]  ? check_preemption_disabled+0x48/0x200
[  242.797849]  filemap_fault+0x1594/0x25f0
[  242.801950]  ? __lock_page_or_retry+0xa00/0xa00
[  242.806625]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.811131]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.815718]  ? trace_hardirqs_on+0xbd/0x310
[  242.820046]  ? kasan_check_read+0x11/0x20
[  242.824198]  ? finish_task_switch+0x1f5/0x900
[  242.828702]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.834172]  ? compat_start_thread+0x80/0x80
[  242.838607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.844169]  ? _raw_spin_unlock_irq+0x60/0x80
[  242.848690]  ? finish_task_switch+0x1f5/0x900
[  242.853213]  ? finish_task_switch+0x1b5/0x900
[  242.857744]  ? __switch_to_asm+0x34/0x70
[  242.861851]  ? __switch_to_asm+0x34/0x70
[  242.865925]  ? __switch_to_asm+0x34/0x70
[  242.869992]  ? __switch_to_asm+0x40/0x70
[  242.874059]  ? __switch_to_asm+0x34/0x70
[  242.878122]  ? __switch_to_asm+0x40/0x70
[  242.882186]  ? __switch_to_asm+0x34/0x70
[  242.886251]  ? __switch_to_asm+0x40/0x70
[  242.890323]  ? __switch_to_asm+0x34/0x70
[  242.894399]  ? graph_lock+0x170/0x170
[  242.898199]  ? __switch_to_asm+0x40/0x70
[  242.902281]  ? __schedule+0x874/0x1ed0
[  242.906200]  ? lock_acquire+0x1ed/0x520
[  242.910181]  ? ext4_filemap_fault+0x7a/0xad
[  242.914513]  ? lock_release+0x970/0x970
[  242.918497]  ? arch_local_save_flags+0x40/0x40
[  242.923101]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.927881]  ? trace_hardirqs_off_caller+0x300/0x300
[  242.933001]  ? retint_kernel+0x1b/0x2d
[  242.936913]  ? down_read+0xb0/0x1d0
[  242.940551]  ? ext4_filemap_fault+0x7a/0xad
[  242.944884]  ? __down_interruptible+0x700/0x700
[  242.949565]  ? retint_kernel+0x2d/0x2d
[  242.953473]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  242.958102]  ext4_filemap_fault+0x82/0xad
[  242.962286]  __do_fault+0x100/0x6b0
[  242.965941]  ? lock_downgrade+0x900/0x900
[  242.970109]  ? print_bad_pte+0x6c0/0x6c0
[  242.974198]  ? do_futex+0x249/0x26d0
[  242.977956]  ? finish_task_switch+0x1f5/0x900
[  242.982492]  ? kasan_check_read+0x11/0x20
[  242.986673]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.991106]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  242.995703]  ? add_mm_counter_fast+0xd0/0xd0
[  243.000136]  __handle_mm_fault+0x3709/0x53e0
[  243.004559]  ? preempt_notifier_register+0x200/0x200
[  243.009681]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  243.014533]  ? __switch_to_asm+0x40/0x70
[  243.018606]  ? graph_lock+0x170/0x170
[  243.022409]  ? __switch_to_asm+0x40/0x70
[  243.026477]  ? print_usage_bug+0xc0/0xc0
[  243.030548]  ? graph_lock+0x170/0x170
[  243.034352]  ? graph_lock+0x170/0x170
[  243.038185]  ? handle_mm_fault+0x42a/0xc70
[  243.042429]  ? lock_downgrade+0x900/0x900
[  243.046600]  ? check_preemption_disabled+0x48/0x200
[  243.051646]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.057462]  ? kasan_check_read+0x11/0x20
[  243.061631]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.066922]  ? rcu_bh_qs+0xc0/0xc0
[  243.070470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.075925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.081479]  ? check_preemption_disabled+0x48/0x200
[  243.086522]  handle_mm_fault+0x54f/0xc70
[  243.090601]  ? __handle_mm_fault+0x53e0/0x53e0
[  243.095206]  ? find_vma+0x34/0x190
[  243.098778]  __do_page_fault+0x67d/0xed0
[  243.102883]  ? mm_fault_error+0x380/0x380
[  243.107062]  ? trace_hardirqs_off+0xb8/0x300
[  243.111497]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  243.116888]  ? trace_hardirqs_on+0x310/0x310
[  243.121342]  do_page_fault+0xf2/0x7e0
[  243.125254]  ? vmalloc_sync_all+0x30/0x30
[  243.129416]  ? error_entry+0x70/0xd0
[  243.133147]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.138173]  ? trace_hardirqs_on_caller+0xc0/0x300
[  243.143119]  ? syscall_return_slowpath+0x5e0/0x5e0
[  243.148066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.152923]  ? trace_hardirqs_off+0x300/0x300
[  243.157427]  ? trace_hardirqs_off_caller+0x300/0x300
[  243.162552]  ? prepare_exit_to_usermode+0x291/0x3b0
[  243.167589]  ? page_fault+0x8/0x30
[  243.171162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.176031]  ? page_fault+0x8/0x30
[  243.179587]  page_fault+0x1e/0x30
[  243.183075] RIP: 0033:0x404068
[  243.186276] Code: Bad RIP value.
[  243.189647] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  243.195020] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  243.202303] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  243.209596] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  243.216883] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  243.224173] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  243.231498] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  243.231568] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.238711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.238717] Call Trace:
[  243.238724]  <IRQ>
[  243.238746]  dump_stack+0x1c4/0x2b4
[  243.238762]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.238795]  warn_alloc.cold.118+0xb7/0x1bd
[  243.245407] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.254655]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.257224] syz-fuzzer cpuset=
[  243.259376]  ? lock_downgrade+0x900/0x900
[  243.262985] /
[  243.268187]  ? trace_hardirqs_off+0xb8/0x300
[  243.272491]  mems_allowed=0
[  243.282824]  ? trace_hardirqs_off+0xb8/0x300
[  243.308560]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.313456]  ? warn_alloc+0x120/0x120
[  243.317279]  ? warn_alloc+0x120/0x120
[  243.321628]  ? print_usage_bug+0xc0/0xc0
[  243.325711]  ? warn_alloc+0x120/0x120
[  243.329535]  ? print_usage_bug+0xc0/0xc0
[  243.333636]  ? __lock_acquire+0x7ec/0x4ec0
[  243.337902]  ? __lock_acquire+0x7ec/0x4ec0
[  243.342165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.347730]  ? should_fail+0x22d/0xd01
[  243.351663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.356811]  ? __lock_acquire+0x7ec/0x4ec0
[  243.361082]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.366202]  ? __lock_acquire+0x7ec/0x4ec0
[  243.370460]  ? should_fail+0x22d/0xd01
[  243.374372]  ? mark_held_locks+0x130/0x130
[  243.378625]  ? mark_held_locks+0x130/0x130
[  243.382876]  ? graph_lock+0x170/0x170
[  243.386689]  ? graph_lock+0x170/0x170
[  243.390503]  ? graph_lock+0x170/0x170
[  243.394319]  ? print_usage_bug+0xc0/0xc0
[  243.398394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.403944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.409497]  ? check_preemption_disabled+0x48/0x200
[  243.414525]  ? check_preemption_disabled+0x48/0x200
[  243.419584]  ? __lock_is_held+0xb5/0x140
[  243.423678]  __alloc_pages_nodemask+0xa80/0xde0
[  243.428368]  ? graph_lock+0x170/0x170
[  243.432187]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.437216]  ? graph_lock+0x170/0x170
[  243.441047]  ? find_held_lock+0x36/0x1c0
[  243.445136]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.449837]  ? lock_downgrade+0x900/0x900
[  243.454016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.459586]  cache_grow_begin+0x91/0x8c0
[  243.463659]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.468099]  fallback_alloc+0x203/0x2e0
[  243.472105]  ____cache_alloc_node+0x1c7/0x1e0
[  243.476641]  kmem_cache_alloc_node+0xe3/0x730
[  243.481166]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.485427]  __alloc_skb+0x119/0x770
[  243.489149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.494444]  ? skb_scrub_packet+0x490/0x490
[  243.498784]  ? lock_downgrade+0x900/0x900
[  243.502961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.508511]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.513974]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.519440]  ? addrconf_rs_timer+0x6f0/0x6f0
[  243.523882]  ndisc_alloc_skb+0x144/0x340
[  243.527959]  ndisc_send_rs+0x331/0x6e0
[  243.531864]  addrconf_rs_timer+0x3c0/0x6f0
[  243.536117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.540381]  call_timer_fn+0x272/0x920
[  243.544297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.548549]  ? process_timeout+0x40/0x40
[  243.552620]  ? find_held_lock+0x36/0x1c0
[  243.556700]  ? __run_timers+0x7da/0xc70
[  243.560686]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.565185]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.569686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.573936]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  243.578540]  ? trace_hardirqs_on+0xbd/0x310
[  243.582880]  ? kasan_check_read+0x11/0x20
[  243.587046]  ? __run_timers+0x7da/0xc70
[  243.591040]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.596526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.600818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.605090]  __run_timers+0x7e5/0xc70
[  243.608925]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.614306]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.619331]  ? graph_lock+0x170/0x170
[  243.623141]  ? enqueue_hrtimer+0x1a5/0x560
[  243.627377]  ? lock_release+0x970/0x970
[  243.631358]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.636566]  ? find_held_lock+0x36/0x1c0
[  243.640638]  ? graph_lock+0x170/0x170
[  243.644450]  ? pvclock_read_flags+0x160/0x160
[  243.648952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.654502]  ? check_preemption_disabled+0x48/0x200
[  243.659535]  ? __lock_is_held+0xb5/0x140
[  243.663607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.669170]  ? check_preemption_disabled+0x48/0x200
[  243.674207]  run_timer_softirq+0x52/0xb0
[  243.678276]  ? rcu_read_lock_sched_held+0x108/0x120
[  243.683300]  __do_softirq+0x30b/0xad8
[  243.687148]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.692266]  ? pvclock_read_flags+0x160/0x160
[  243.696787]  ? lapic_next_event+0x5a/0x90
[  243.700962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.706522]  ? check_preemption_disabled+0x48/0x200
[  243.711549]  ? check_preemption_disabled+0x48/0x200
[  243.716624]  ? kvm_clock_read+0x18/0x30
[  243.720623]  ? kvm_sched_clock_read+0x9/0x20
[  243.725092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.730662]  ? check_preemption_disabled+0x48/0x200
[  243.735700]  irq_exit+0x17f/0x1c0
[  243.739166]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.744011]  ? smp_reschedule_interrupt+0x109/0x650
[  243.749033]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.754924]  ? interrupt_entry+0xb5/0xf0
[  243.758990]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.764011]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.769031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.773880]  ? trace_hardirqs_off+0x300/0x300
[  243.778376]  ? trace_hardirqs_off+0x300/0x300
[  243.782876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.788425]  ? check_preemption_disabled+0x48/0x200
[  243.793473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.798508]  apic_timer_interrupt+0xf/0x20
[  243.802744]  </IRQ>
[  243.804997] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  243.809931] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  243.828847] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  243.836570] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  243.843862] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  243.851156] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  243.858438] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  243.865712] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  243.873125]  skb_clone+0x1bb/0x500
[  243.876675]  ? skb_split+0x11e0/0x11e0
[  243.880571]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  243.885343]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.889941]  ? retint_kernel+0x2d/0x2d
[  243.893841]  ? trace_hardirqs_on_caller+0xc0/0x300
[  243.898779]  ? retint_kernel+0x2d/0x2d
[  243.902677]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  243.907447]  bpf_clone_redirect+0xb9/0x490
[  243.911691]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  243.916931]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  243.921971]  ? retint_kernel+0x2d/0x2d
[  243.925874]  ? find_held_lock+0x36/0x1c0
[  243.929950]  ? lock_acquire+0x1ed/0x520
[  243.933927]  ? bpf_test_run+0x32e/0x5a0
[  243.937910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.943460]  ? check_preemption_disabled+0x48/0x200
[  243.948497]  ? kasan_check_read+0x11/0x20
[  243.952661]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.957953]  ? rcu_bh_qs+0xc0/0xc0
[  243.961507]  ? preempt_schedule+0x4d/0x60
[  243.965678]  ? ___preempt_schedule+0x16/0x18
[  243.970121]  ? bpf_test_run+0x1c0/0x5a0
[  243.974138]  ? netlink_diag_dump+0x2a0/0x2a0
[  243.978574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.984144]  ? bpf_test_init.isra.9+0x70/0x100
[  243.988735]  ? bpf_prog_test_run_skb+0x634/0xb40
[  243.993508]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  243.998440]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.003982]  ? fput+0x130/0x1a0
[  244.007273]  ? __bpf_prog_get+0x9b/0x290
[  244.011348]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.016193]  ? bpf_prog_test_run+0x130/0x1a0
[  244.020611]  ? __x64_sys_bpf+0x3d8/0x510
[  244.024680]  ? bpf_prog_get+0x20/0x20
[  244.028516]  ? do_syscall_64+0x2a5/0x820
[  244.032594]  ? do_syscall_64+0x1b9/0x820
[  244.036667]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.042055]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.046994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.051847]  ? trace_hardirqs_off+0x300/0x300
[  244.056354]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.061379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.066921]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.071962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.076837]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.082226] warn_alloc_show_mem: 1 callbacks suppressed
[  244.082240] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  244.082242] Mem-Info:
[  244.082273] active_anon:38791 inactive_anon:372 isolated_anon:0
[  244.082273]  active_file:33 inactive_file:13 isolated_file:0
[  244.082273]  unevictable:0 dirty:0 writeback:0 unstable:0
[  244.082273]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  244.082273]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  244.082273]  free:13743 free_pcp:141 free_cma:0
[  244.087625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.087637] Call Trace:
[  244.094624] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  244.097049]  <IRQ>
[  244.129935] Node 0 
[  244.139397]  dump_stack+0x1c4/0x2b4
[  244.141992] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  244.169760]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.171916] lowmem_reserve[]:
[  244.174172]  warn_alloc.cold.118+0xb7/0x1bd
[  244.177772]  0
[  244.203291]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.208469]  2817
[  244.211600]  ? lock_downgrade+0x900/0x900
[  244.215914]  6321 6321
[  244.217755]  ? trace_hardirqs_off+0xb8/0x300
[  244.224706]  ? trace_hardirqs_off+0xb8/0x300
[  244.228839] Node 0 
[  244.231353]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.235751] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  244.240161]  ? warn_alloc+0x120/0x120
[  244.242337] lowmem_reserve[]: 0
[  244.247192]  ? trace_hardirqs_on+0x310/0x310
[  244.274332]  0
[  244.278141]  ? warn_alloc+0x120/0x120
[  244.281388]  3503 3503
[  244.285818]  ? print_usage_bug+0xc0/0xc0
[  244.291410]  ? warn_alloc+0x120/0x120
[  244.293887] Node 0 
[  244.298210]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.302017] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  244.304230]  ? print_usage_bug+0xc0/0xc0
[  244.309223] lowmem_reserve[]: 0
[  244.337703]  ? __lock_acquire+0x7ec/0x4ec0
[  244.341761]  0
[  244.345077]  ? __lock_acquire+0x7ec/0x4ec0
[  244.349302]  0
[  244.351124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.355338]  0
[  244.357145]  ? should_fail+0x22d/0xd01
[  244.364465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.368326] Node 0 DMA: 
[  244.373427]  ? __lock_acquire+0x7ec/0x4ec0
[  244.373449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.376100] 1*4kB 
[  244.380337]  ? __lock_acquire+0x7ec/0x4ec0
[  244.385421] (U) 
[  244.387574]  ? should_fail+0x22d/0xd01
[  244.391788] 0*8kB 
[  244.393775]  ? print_usage_bug+0xc0/0xc0
[  244.397634] 0*16kB 
[  244.399798]  ? mark_held_locks+0x130/0x130
[  244.403820] 1*32kB (U) 
[  244.406074]  ? mark_held_locks+0x130/0x130
[  244.410308] 2*64kB (U) 
[  244.412924]  ? graph_lock+0x170/0x170
[  244.417136] 1*128kB 
[  244.419722]  ? print_usage_bug+0xc0/0xc0
[  244.423499] (U) 
[  244.425826]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.425845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.430211] 1*256kB (U) 
[  244.432206]  ? check_preemption_disabled+0x48/0x200
[  244.436942] 0*512kB 
[  244.442488]  ? check_preemption_disabled+0x48/0x200
[  244.445137] 1*1024kB 
[  244.450174]  ? __lock_is_held+0xb5/0x140
[  244.452471] (U) 
[  244.457499]  __alloc_pages_nodemask+0xa80/0xde0
[  244.459888] 1*2048kB 
[  244.463966]  ? graph_lock+0x170/0x170
[  244.465921] (M) 
[  244.470596]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.472983] 3*4096kB 
[  244.476819]  ? graph_lock+0x170/0x170
[  244.476855]  ? find_held_lock+0x36/0x1c0
[  244.478813] (M) 
[  244.483843]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.486234] = 15908kB
[  244.490037]  ? lock_downgrade+0x900/0x900
[  244.494081] Node 0 
[  244.496075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.500716] DMA32: 4*4kB 
[  244.503164]  cache_grow_begin+0x91/0x8c0
[  244.507282] (M) 
[  244.509529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.515037] 0*8kB 4*16kB 
[  244.517825]  fallback_alloc+0x203/0x2e0
[  244.521858] (M) 
[  244.523846]  ____cache_alloc_node+0x1c7/0x1e0
[  244.528227] 1*32kB 
[  244.530995]  kmem_cache_alloc_node+0xe3/0x730
[  244.534943] (M) 
[  244.536931]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.541405] 4*64kB 
[  244.543655]  __alloc_skb+0x119/0x770
[  244.548119] (UM) 
[  244.550102]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.554330] 2*128kB (M) 
[  244.556587]  ? skb_scrub_packet+0x490/0x490
[  244.560278] 2*256kB 
[  244.562353]  ? lock_downgrade+0x900/0x900
[  244.567611] (M) 
[  244.570293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.574611] 3*512kB 
[  244.576944]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.581068] (M) 
[  244.583059]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.588565] 4*1024kB (UM) 
[  244.590913]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.596344] 1*2048kB 
[  244.598341]  ndisc_alloc_skb+0x144/0x340
[  244.603747] (U) 
[  244.606611]  ndisc_send_rs+0x331/0x6e0
[  244.610988] 4*4096kB (M) 
[  244.613422]  addrconf_rs_timer+0x3c0/0x6f0
[  244.617443] = 25200kB
[  244.617453] Node 0 
[  244.619435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.623293] Normal: 1032*4kB 
[  244.626084]  call_timer_fn+0x272/0x920
[  244.630277] (UME) 423*8kB 
[  244.632708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.634915] (UME) 
[  244.639158]  ? process_timeout+0x40/0x40
[  244.642242] 205*16kB 
[  244.646137]  ? find_held_lock+0x36/0x1c0
[  244.648959] (UME) 
[  244.653203]  ? mark_held_locks+0xc7/0x130
[  244.655328] 58*32kB 
[  244.659397]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.661784] (UME) 
[  244.665859]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.667984] 17*64kB 
[  244.672139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.674436] (UM) 
[  244.678943]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  244.681070] 1*128kB 
[  244.685574]  ? trace_hardirqs_on+0xbd/0x310
[  244.687875] (U) 
[  244.692119]  ? kasan_check_read+0x11/0x20
[  244.694159] 0*256kB 
[  244.698743]  ? __run_timers+0x7da/0xc70
[  244.701043] 0*512kB 
[  244.705371]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.707323] 0*1024kB 0*2048kB 
[  244.711490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.713789] 0*4096kB 
[  244.717781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.720069] = 13864kB
[  244.725576]  __run_timers+0x7e5/0xc70
[  244.728765] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  244.733016]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.735398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  244.739633]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.742044] 427 total pagecache pages
[  244.745848]  ? graph_lock+0x170/0x170
[  244.754714] 0 pages in swap cache
[  244.760107]  ? print_usage_bug+0xc0/0xc0
[  244.768673] Swap cache stats: add 0, delete 0, find 0/0
[  244.773697]  ? lock_release+0x970/0x970
[  244.777479] Free swap  = 0kB
[  244.781284]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.784719] Total swap = 0kB
[  244.788798]  ? find_held_lock+0x36/0x1c0
[  244.794158] 1965979 pages RAM
[  244.798140]  ? graph_lock+0x170/0x170
[  244.801138] 0 pages HighMem/MovableOnly
[  244.801148] 342744 pages reserved
[  244.806353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.809359] 0 pages cma reserved
[  244.813428]  ? check_preemption_disabled+0x48/0x200
[  244.816582] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.820367]  ? __lock_is_held+0xb5/0x140
[  244.824433] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.827786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.833306] syz-executor7 cpuset=
[  244.836688]  ? check_preemption_disabled+0x48/0x200
[  244.841676] syz7
[  244.848198]  run_timer_softirq+0x52/0xb0
[  244.852244]  mems_allowed=0
[  244.862775]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.890760]  __do_softirq+0x30b/0xad8
[  244.894593]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.899718]  ? pvclock_read_flags+0x160/0x160
[  244.904220]  ? lapic_next_event+0x5a/0x90
[  244.908380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.913932]  ? check_preemption_disabled+0x48/0x200
[  244.918960]  ? check_preemption_disabled+0x48/0x200
[  244.923997]  ? kvm_clock_read+0x18/0x30
[  244.927977]  ? kvm_sched_clock_read+0x9/0x20
[  244.932397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.937946]  ? check_preemption_disabled+0x48/0x200
[  244.942988]  irq_exit+0x17f/0x1c0
[  244.946459]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.951324]  ? smp_reschedule_interrupt+0x109/0x650
[  244.956356]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.962254]  ? interrupt_entry+0xb5/0xf0
[  244.966327]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.971351]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.976372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.981219]  ? trace_hardirqs_off+0x300/0x300
[  244.985721]  ? trace_hardirqs_off+0x300/0x300
[  244.990231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.995790]  ? check_preemption_disabled+0x48/0x200
[  245.000829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.005708]  apic_timer_interrupt+0xf/0x20
[  245.009955]  </IRQ>
[  245.012225] RIP: 0010:console_unlock+0x1017/0x11a0
[  245.017182] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  245.036096] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  245.043829] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  245.051102] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  245.058375] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  245.065645] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  245.072919] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  245.080219]  ? netconsole_netdev_event+0x280/0x280
[  245.085178]  ? console_unlock+0x100e/0x11a0
[  245.089539]  ? devkmsg_read+0xbb0/0xbb0
[  245.093527]  ? lock_release+0x970/0x970
[  245.097507]  ? retint_kernel+0x2d/0x2d
[  245.101417]  vprintk_emit+0x33d/0x930
[  245.105231]  ? wake_up_klogd+0x180/0x180
[  245.109329]  ? find_held_lock+0x36/0x1c0
[  245.113419]  ? mark_held_locks+0xc7/0x130
[  245.117608]  vprintk_default+0x28/0x30
[  245.121517]  vprintk_func+0x7e/0x181
[  245.125258]  printk+0xa7/0xcf
[  245.128389]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  245.133177]  ? kasan_check_write+0x14/0x20
[  245.137447]  ? do_raw_spin_lock+0xc1/0x200
[  245.141721]  show_free_areas.cold.119+0x1f34/0x215d
[  245.146790]  ? si_meminfo_node+0x260/0x260
[  245.151041]  ? __lock_acquire+0x7ec/0x4ec0
[  245.155292]  ? __lock_acquire+0x7ec/0x4ec0
[  245.159538]  ? __lock_acquire+0x7ec/0x4ec0
[  245.163790]  ? kasan_check_write+0x14/0x20
[  245.168036]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  245.173852]  ? mark_held_locks+0x130/0x130
[  245.178091]  ? mark_held_locks+0x130/0x130
[  245.182338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.187886]  ? graph_lock+0x170/0x170
[  245.191696]  ? put_dec+0x3b/0xf0
[  245.195069]  ? number+0x972/0xca0
[  245.198536]  ? __lock_acquire+0x7ec/0x4ec0
[  245.202798]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  245.208358]  ? find_held_lock+0x36/0x1c0
[  245.212441]  ? serial8250_console_write+0x8b3/0xb10
[  245.217469]  ? lock_downgrade+0x900/0x900
[  245.221623]  ? graph_lock+0x170/0x170
[  245.225428]  ? graph_lock+0x170/0x170
[  245.229236]  ? print_usage_bug+0xc0/0xc0
[  245.233314]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.237739]  ? trace_hardirqs_on+0x310/0x310
[  245.242171]  ? wq_watchdog_touch+0x9c/0xfe
[  245.246421]  ? io_serial_in+0x11/0x90
[  245.250240]  ? find_held_lock+0x36/0x1c0
[  245.254370]  ? mark_held_locks+0xc7/0x130
[  245.258553]  ? netconsole_netdev_event+0x280/0x280
[  245.263510]  ? console_unlock+0xfe2/0x11a0
[  245.267777]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.272375]  ? trace_hardirqs_on+0xbd/0x310
[  245.276707]  ? vprintk_emit+0x33d/0x930
[  245.280688]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.286147]  ? kasan_check_write+0x14/0x20
[  245.290394]  ? do_raw_spin_lock+0xc1/0x200
[  245.294641]  ? netconsole_netdev_event+0x280/0x280
[  245.299580]  ? console_unlock+0x98e/0x11a0
[  245.303839]  ? devkmsg_read+0xbb0/0xbb0
[  245.307823]  ? vprintk_emit+0x7f7/0x930
[  245.311807]  ? lock_release+0x970/0x970
[  245.315797]  ? preempt_count_add+0x7d/0x160
[  245.320406]  ? wake_up_klogd+0x11a/0x180
[  245.324476]  ? console_device+0xc0/0xc0
[  245.328470]  ? do_raw_spin_lock+0xc1/0x200
[  245.332729]  ? vprintk_emit+0x268/0x930
[  245.336721]  ? wake_up_klogd+0x180/0x180
[  245.340794]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.345557]  ? trace_hardirqs_off_caller+0x300/0x300
[  245.350666]  ? retint_kernel+0x1b/0x2d
[  245.354559]  ? trace_hardirqs_on+0x310/0x310
[  245.358990]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.363771]  ? retint_kernel+0x2d/0x2d
[  245.367692]  ? arch_local_irq_restore+0x45/0x52
[  245.372383]  ? save_image_lzo.cold.20+0x629/0xecf
[  245.377253]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  245.382047]  ? show_mem+0x1e/0x17b
[  245.385624]  show_mem+0x34/0x17b
[  245.389026]  dump_header+0x2f1/0xf72
[  245.392777]  ? pagefault_out_of_memory+0x197/0x197
[  245.397731]  ? __lock_acquire+0x7ec/0x4ec0
[  245.401980]  ? print_usage_bug+0xc0/0xc0
[  245.406056]  ? graph_lock+0x170/0x170
[  245.409862]  ? graph_lock+0x170/0x170
[  245.413672]  ? print_usage_bug+0xc0/0xc0
[  245.417740]  ? print_usage_bug+0xc0/0xc0
[  245.421818]  ? print_usage_bug+0xc0/0xc0
[  245.425893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.431444]  ? find_held_lock+0x36/0x1c0
[  245.435520]  ? mark_held_locks+0xc7/0x130
[  245.439679]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.444795]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.449910]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.454516]  ? trace_hardirqs_on+0xbd/0x310
[  245.458848]  ? kasan_check_read+0x11/0x20
[  245.463009]  ? ___ratelimit+0x36f/0x655
[  245.466989]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.472450]  ? trace_hardirqs_on+0x310/0x310
[  245.476865]  ? lock_downgrade+0x900/0x900
[  245.481028]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.486152]  ? ___ratelimit+0xaa/0x655
[  245.490062]  ? idr_get_free+0xec0/0xec0
[  245.494057]  ? kasan_check_write+0x14/0x20
[  245.498317]  ? do_raw_spin_lock+0xc1/0x200
[  245.502593]  oom_kill_process.cold.27+0x10/0x903
[  245.507386]  ? graph_lock+0x170/0x170
[  245.511217]  ? _raw_spin_unlock+0x2c/0x50
[  245.515390]  ? oom_badness+0xe6/0xaa0
[  245.519212]  ? oom_evaluate_task+0x540/0x540
[  245.523639]  ? find_held_lock+0x36/0x1c0
[  245.527718]  ? out_of_memory+0x974/0x14c0
[  245.531877]  ? lock_downgrade+0x900/0x900
[  245.536028]  ? check_preemption_disabled+0x48/0x200
[  245.541058]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.546860]  ? kasan_check_read+0x11/0x20
[  245.551027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.556320]  ? rcu_bh_qs+0xc0/0xc0
[  245.559869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.564903]  ? oom_evaluate_task+0x302/0x540
[  245.569329]  out_of_memory+0xa86/0x14c0
[  245.573331]  ? oom_killer_disable+0x3a0/0x3a0
[  245.577851]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  245.582792]  ? __mutex_add_waiter+0x2a0/0x2a0
[  245.587319]  __alloc_pages_slowpath+0x2318/0x2d80
[  245.592207]  ? warn_alloc+0x120/0x120
[  245.596028]  ? find_get_entry+0x2f2/0xc40
[  245.600193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.605747]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  245.610702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.616272]  ? should_fail+0x22d/0xd01
[  245.620198]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.625347]  ? __lock_is_held+0xb5/0x140
[  245.629504]  ? __lock_is_held+0xb5/0x140
[  245.633613]  ? ___might_sleep+0x1ed/0x300
[  245.637786]  ? lock_release+0x970/0x970
[  245.641781]  ? arch_local_save_flags+0x40/0x40
[  245.646393]  ? __might_sleep+0x95/0x190
[  245.650387]  __alloc_pages_nodemask+0xa80/0xde0
[  245.655075]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.660115]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.665928]  ? kasan_check_read+0x11/0x20
[  245.670093]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.675389]  ? graph_lock+0x170/0x170
[  245.679199]  ? print_usage_bug+0xc0/0xc0
[  245.683293]  ? graph_lock+0x170/0x170
[  245.687111]  ? graph_lock+0x170/0x170
[  245.690920]  ? __do_page_cache_readahead+0x7ce/0x980
[  245.696047]  ? find_held_lock+0x36/0x1c0
[  245.700165]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  245.705729]  alloc_pages_current+0x10c/0x210
[  245.710154]  ? lock_downgrade+0x900/0x900
[  245.714327]  __page_cache_alloc+0x38f/0x5b0
[  245.718662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.724475]  ? kasan_check_read+0x11/0x20
[  245.728640]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.733950]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  245.738653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.744217]  ? check_preemption_disabled+0x48/0x200
[  245.749270]  filemap_fault+0x1594/0x25f0
[  245.753391]  ? __lock_page_or_retry+0xa00/0xa00
[  245.758088]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.762650]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.767259]  ? trace_hardirqs_on+0xbd/0x310
[  245.771594]  ? kasan_check_read+0x11/0x20
[  245.775754]  ? finish_task_switch+0x1f5/0x900
[  245.780267]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.785727]  ? compat_start_thread+0x80/0x80
[  245.790147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.795701]  ? _raw_spin_unlock_irq+0x60/0x80
[  245.800204]  ? finish_task_switch+0x1f5/0x900
[  245.804708]  ? finish_task_switch+0x1b5/0x900
[  245.809214]  ? __switch_to_asm+0x34/0x70
[  245.813285]  ? __switch_to_asm+0x34/0x70
[  245.817363]  ? __switch_to_asm+0x34/0x70
[  245.821436]  ? __switch_to_asm+0x40/0x70
[  245.825515]  ? __switch_to_asm+0x34/0x70
[  245.829583]  ? __switch_to_asm+0x40/0x70
[  245.833652]  ? __switch_to_asm+0x34/0x70
[  245.837720]  ? __switch_to_asm+0x40/0x70
[  245.841789]  ? __switch_to_asm+0x34/0x70
[  245.845869]  ? graph_lock+0x170/0x170
[  245.849675]  ? __switch_to_asm+0x40/0x70
[  245.853752]  ? __schedule+0x874/0x1ed0
[  245.857683]  ? lock_acquire+0x1ed/0x520
[  245.861678]  ? ext4_filemap_fault+0x7a/0xad
[  245.866023]  ? lock_release+0x970/0x970
[  245.870120]  ? arch_local_save_flags+0x40/0x40
[  245.874728]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.879519]  ? trace_hardirqs_off_caller+0x300/0x300
[  245.884651]  ? retint_kernel+0x1b/0x2d
[  245.888572]  ? down_read+0xb0/0x1d0
[  245.892217]  ? ext4_filemap_fault+0x7a/0xad
[  245.896554]  ? __down_interruptible+0x700/0x700
[  245.901242]  ? retint_kernel+0x2d/0x2d
[  245.905149]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  245.909782]  ext4_filemap_fault+0x82/0xad
[  245.913948]  __do_fault+0x100/0x6b0
[  245.917593]  ? lock_downgrade+0x900/0x900
[  245.921751]  ? print_bad_pte+0x6c0/0x6c0
[  245.925823]  ? do_futex+0x249/0x26d0
[  245.929543]  ? finish_task_switch+0x1f5/0x900
[  245.934056]  ? kasan_check_read+0x11/0x20
[  245.938214]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.942633]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  245.947226]  ? add_mm_counter_fast+0xd0/0xd0
[  245.951653]  __handle_mm_fault+0x3709/0x53e0
[  245.956074]  ? preempt_notifier_register+0x200/0x200
[  245.961212]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  245.966069]  ? __switch_to_asm+0x40/0x70
[  245.970148]  ? graph_lock+0x170/0x170
[  245.973957]  ? __switch_to_asm+0x40/0x70
[  245.978028]  ? print_usage_bug+0xc0/0xc0
[  245.982100]  ? graph_lock+0x170/0x170
[  245.985907]  ? graph_lock+0x170/0x170
[  245.989740]  ? handle_mm_fault+0x42a/0xc70
[  245.993998]  ? lock_downgrade+0x900/0x900
[  245.998166]  ? check_preemption_disabled+0x48/0x200
[  246.003208]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.009042]  ? kasan_check_read+0x11/0x20
[  246.013221]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.018534]  ? rcu_bh_qs+0xc0/0xc0
[  246.022113]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.027596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.033155]  ? check_preemption_disabled+0x48/0x200
[  246.038193]  handle_mm_fault+0x54f/0xc70
[  246.042268]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.046867]  ? find_vma+0x34/0x190
[  246.050425]  __do_page_fault+0x67d/0xed0
[  246.054504]  ? mm_fault_error+0x380/0x380
[  246.058656]  ? trace_hardirqs_off+0xb8/0x300
[  246.063164]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  246.068541]  ? trace_hardirqs_on+0x310/0x310
[  246.072969]  do_page_fault+0xf2/0x7e0
[  246.076784]  ? vmalloc_sync_all+0x30/0x30
[  246.080948]  ? error_entry+0x70/0xd0
[  246.084691]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.089724]  ? trace_hardirqs_on_caller+0xc0/0x300
[  246.094669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.099617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.104479]  ? trace_hardirqs_off+0x300/0x300
[  246.108985]  ? trace_hardirqs_off_caller+0x300/0x300
[  246.114110]  ? prepare_exit_to_usermode+0x291/0x3b0
[  246.119172]  ? page_fault+0x8/0x30
[  246.122746]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.127615]  ? page_fault+0x8/0x30
[  246.131172]  page_fault+0x1e/0x30
[  246.134647] RIP: 0033:0x404068
[  246.137870] Code: Bad RIP value.
[  246.141276] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  246.146675] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  246.153963] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  246.161246] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  246.168531] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  246.175812] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  246.183122] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  246.183188] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.190365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.190371] Call Trace:
[  246.190378]  <IRQ>
[  246.190398]  dump_stack+0x1c4/0x2b4
[  246.190415]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.190444]  warn_alloc.cold.118+0xb7/0x1bd
[  246.197028] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.206299]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.208879] syz-fuzzer cpuset=
[  246.211130]  ? lock_downgrade+0x900/0x900
[  246.214730] /
[  246.219929]  ? trace_hardirqs_off+0xb8/0x300
[  246.224229]  mems_allowed=0
[  246.234477]  ? trace_hardirqs_off+0xb8/0x300
[  246.260095]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.265004]  ? warn_alloc+0x120/0x120
[  246.268843]  ? trace_hardirqs_on+0x310/0x310
[  246.273278]  ? warn_alloc+0x120/0x120
[  246.277100]  ? print_usage_bug+0xc0/0xc0
[  246.281179]  ? warn_alloc+0x120/0x120
[  246.284994]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.290024]  ? print_usage_bug+0xc0/0xc0
[  246.294096]  ? __lock_acquire+0x7ec/0x4ec0
[  246.298338]  ? __lock_acquire+0x7ec/0x4ec0
[  246.302582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.308127]  ? should_fail+0x22d/0xd01
[  246.312049]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.317165]  ? __lock_acquire+0x7ec/0x4ec0
[  246.321413]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.326524]  ? __lock_acquire+0x7ec/0x4ec0
[  246.330763]  ? should_fail+0x22d/0xd01
[  246.334662]  ? print_usage_bug+0xc0/0xc0
[  246.338753]  ? mark_held_locks+0x130/0x130
[  246.343002]  ? mark_held_locks+0x130/0x130
[  246.347254]  ? graph_lock+0x170/0x170
[  246.351063]  ? print_usage_bug+0xc0/0xc0
[  246.355130]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.359900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.365449]  ? check_preemption_disabled+0x48/0x200
[  246.370487]  ? check_preemption_disabled+0x48/0x200
[  246.375539]  ? __lock_is_held+0xb5/0x140
[  246.379619]  __alloc_pages_nodemask+0xa80/0xde0
[  246.384302]  ? graph_lock+0x170/0x170
[  246.388133]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.393172]  ? graph_lock+0x170/0x170
[  246.397019]  ? find_held_lock+0x36/0x1c0
[  246.401116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.405795]  ? lock_downgrade+0x900/0x900
[  246.409971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.415525]  cache_grow_begin+0x91/0x8c0
[  246.419600]  ? do_raw_spin_unlock+0xa7/0x2f0
[  246.424025]  fallback_alloc+0x203/0x2e0
[  246.428420]  ____cache_alloc_node+0x1c7/0x1e0
[  246.432936]  kmem_cache_alloc_node+0xe3/0x730
[  246.437439]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.441694]  __alloc_skb+0x119/0x770
[  246.445415]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.450704]  ? skb_scrub_packet+0x490/0x490
[  246.455032]  ? lock_downgrade+0x900/0x900
[  246.459196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.464763]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.470238]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.475701]  ? addrconf_rs_timer+0x6f0/0x6f0
[  246.480128]  ndisc_alloc_skb+0x144/0x340
[  246.484199]  ndisc_send_rs+0x331/0x6e0
[  246.488100]  addrconf_rs_timer+0x3c0/0x6f0
[  246.492353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.496617]  call_timer_fn+0x272/0x920
[  246.500531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.504782]  ? process_timeout+0x40/0x40
[  246.508864]  ? find_held_lock+0x36/0x1c0
[  246.512958]  ? __run_timers+0x7da/0xc70
[  246.516967]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.521492]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.526018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.530306]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  246.534903]  ? trace_hardirqs_on+0xbd/0x310
[  246.539235]  ? kasan_check_read+0x11/0x20
[  246.543390]  ? __run_timers+0x7da/0xc70
[  246.547377]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.552858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.557197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.561440]  __run_timers+0x7e5/0xc70
[  246.565264]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  246.570635]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.575659]  ? graph_lock+0x170/0x170
[  246.579471]  ? enqueue_hrtimer+0x1a5/0x560
[  246.583707]  ? lock_release+0x970/0x970
[  246.587713]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.592930]  ? find_held_lock+0x36/0x1c0
[  246.597010]  ? graph_lock+0x170/0x170
[  246.600830]  ? pvclock_read_flags+0x160/0x160
[  246.605339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.610892]  ? check_preemption_disabled+0x48/0x200
[  246.615937]  ? __lock_is_held+0xb5/0x140
[  246.620015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.625578]  ? check_preemption_disabled+0x48/0x200
[  246.630620]  run_timer_softirq+0x52/0xb0
[  246.634702]  ? rcu_read_lock_sched_held+0x108/0x120
[  246.639744]  __do_softirq+0x30b/0xad8
[  246.643592]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  246.648731]  ? pvclock_read_flags+0x160/0x160
[  246.653248]  ? lapic_next_event+0x5a/0x90
[  246.657435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.663083]  ? check_preemption_disabled+0x48/0x200
[  246.668111]  ? check_preemption_disabled+0x48/0x200
[  246.673143]  ? kvm_clock_read+0x18/0x30
[  246.677127]  ? kvm_sched_clock_read+0x9/0x20
[  246.681548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.687107]  ? check_preemption_disabled+0x48/0x200
[  246.692148]  irq_exit+0x17f/0x1c0
[  246.695612]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.700462]  ? smp_reschedule_interrupt+0x109/0x650
[  246.705494]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.711403]  ? interrupt_entry+0xb5/0xf0
[  246.715489]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.720516]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.725541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.730394]  ? trace_hardirqs_off+0x300/0x300
[  246.734892]  ? trace_hardirqs_off+0x300/0x300
[  246.739398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.744951]  ? check_preemption_disabled+0x48/0x200
[  246.749997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.754870]  apic_timer_interrupt+0xf/0x20
[  246.759110]  </IRQ>
[  246.761369] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  246.766320] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  246.785246] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  246.792974] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  246.800264] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  246.807552] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  246.814840] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  246.822128] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  246.829465]  skb_clone+0x1bb/0x500
[  246.833034]  ? skb_split+0x11e0/0x11e0
[  246.836953]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.841734]  ? lockdep_hardirqs_on+0x421/0x5c0
[  246.846332]  ? retint_kernel+0x2d/0x2d
[  246.850235]  ? trace_hardirqs_on_caller+0xc0/0x300
[  246.855193]  ? retint_kernel+0x2d/0x2d
[  246.859104]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.863881]  bpf_clone_redirect+0xb9/0x490
[  246.868147]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  246.873360]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  246.878402]  ? retint_kernel+0x2d/0x2d
[  246.882313]  ? find_held_lock+0x36/0x1c0
[  246.886406]  ? lock_acquire+0x1ed/0x520
[  246.890404]  ? bpf_test_run+0x32e/0x5a0
[  246.894409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.899977]  ? check_preemption_disabled+0x48/0x200
[  246.905012]  ? kasan_check_read+0x11/0x20
[  246.909168]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.914450]  ? rcu_bh_qs+0xc0/0xc0
[  246.917998]  ? preempt_schedule+0x4d/0x60
[  246.922155]  ? ___preempt_schedule+0x16/0x18
[  246.926576]  ? bpf_test_run+0x1c0/0x5a0
[  246.930567]  ? netlink_diag_dump+0x2a0/0x2a0
[  246.934984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.940522]  ? bpf_test_init.isra.9+0x70/0x100
[  246.945116]  ? bpf_prog_test_run_skb+0x634/0xb40
[  246.949888]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.954738]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  246.960296]  ? fput+0x130/0x1a0
[  246.963587]  ? __bpf_prog_get+0x9b/0x290
[  246.967661]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.972506]  ? bpf_prog_test_run+0x130/0x1a0
[  246.976930]  ? __x64_sys_bpf+0x3d8/0x510
[  246.980998]  ? bpf_prog_get+0x20/0x20
[  246.984821]  ? do_syscall_64+0x2a5/0x820
[  246.988904]  ? do_syscall_64+0x1b9/0x820
[  246.992974]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  246.998357]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.003298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.008175]  ? trace_hardirqs_off+0x300/0x300
[  247.012698]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.017748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.023316]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.028355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.033212]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.038599] warn_alloc_show_mem: 1 callbacks suppressed
[  247.038613] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  247.038615] Mem-Info:
[  247.038647] active_anon:38791 inactive_anon:372 isolated_anon:0
[  247.038647]  active_file:33 inactive_file:13 isolated_file:0
[  247.038647]  unevictable:0 dirty:0 writeback:0 unstable:0
[  247.038647]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  247.038647]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  247.038647]  free:13743 free_pcp:141 free_cma:0
[  247.043990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.044000] Call Trace:
[  247.050939] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  247.053345]  <IRQ>
[  247.086229] Node 0 
[  247.095596]  dump_stack+0x1c4/0x2b4
[  247.098182] 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
[  247.125933]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.128063] lowmem_reserve[]:
[  247.130322]  warn_alloc.cold.118+0xb7/0x1bd
[  247.133919]  0
[  247.159455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.164646]  2817
[  247.167757]  ? lock_downgrade+0x900/0x900
[  247.172058]  6321
[  247.173868]  ? trace_hardirqs_off+0xb8/0x300
[  247.178686]  6321
[  247.180749]  ? trace_hardirqs_off+0xb8/0x300
[  247.186938]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.191435] Node 0 
[  247.193527]  ? warn_alloc+0x120/0x120
[  247.197912] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  247.202736]  ? trace_hardirqs_on+0x310/0x310
[  247.204956] lowmem_reserve[]:
[  247.208779]  ? warn_alloc+0x120/0x120
[  247.235913]  0
[  247.240343]  ? print_usage_bug+0xc0/0xc0
[  247.243429]  0
[  247.247254]  ? warn_alloc+0x120/0x120
[  247.249034]  3503
[  247.253090]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  247.253109]  ? print_usage_bug+0xc0/0xc0
[  247.254907]  3503
[  247.258724]  ? __lock_acquire+0x7ec/0x4ec0
[  247.260771] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  247.265834]  ? __lock_acquire+0x7ec/0x4ec0
[  247.269874] lowmem_reserve[]: 0
[  247.271970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.276176]  0
[  247.305248]  ? should_fail+0x22d/0xd01
[  247.309468]  0
[  247.312753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.318265]  0
[  247.320357]  ? __lock_acquire+0x7ec/0x4ec0
[  247.326034]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.331121] Node 0 
[  247.332932]  ? __lock_acquire+0x7ec/0x4ec0
[  247.337143] DMA: 
[  247.342241]  ? should_fail+0x22d/0xd01
[  247.342259]  ? print_usage_bug+0xc0/0xc0
[  247.344481] 1*4kB 
[  247.348717]  ? mark_held_locks+0x130/0x130
[  247.350749] (U) 
[  247.354632]  ? mark_held_locks+0x130/0x130
[  247.358673] 0*8kB 
[  247.360825]  ? graph_lock+0x170/0x170
[  247.365044] 0*16kB 1*32kB 
[  247.367043]  ? print_usage_bug+0xc0/0xc0
[  247.371260] (U) 
[  247.373422]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.377188] 2*64kB (U) 
[  247.380056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.384102] 1*128kB 
[  247.386096]  ? check_preemption_disabled+0x48/0x200
[  247.390844] (U) 
[  247.393477]  ? check_preemption_disabled+0x48/0x200
[  247.398990] 1*256kB (U) 
[  247.401349]  ? __lock_is_held+0xb5/0x140
[  247.406333] 0*512kB 
[  247.408318]  __alloc_pages_nodemask+0xa80/0xde0
[  247.413303] 1*1024kB 
[  247.416033]  ? graph_lock+0x170/0x170
[  247.420072] (U) 
[  247.422398]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.427039] 1*2048kB (M) 
[  247.429470]  ? graph_lock+0x170/0x170
[  247.433244] 3*4096kB 
[  247.435227]  ? find_held_lock+0x36/0x1c0
[  247.440211] (M) 
[  247.442979]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.446751] = 15908kB
[  247.449162]  ? lock_downgrade+0x900/0x900
[  247.453200] Node 0 
[  247.455221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.459864] DMA32: 
[  247.462282]  cache_grow_begin+0x91/0x8c0
[  247.466405] 4*4kB 
[  247.468641]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.474150] (M) 
[  247.476394]  fallback_alloc+0x203/0x2e0
[  247.480425] 0*8kB 4*16kB 
[  247.482586]  ____cache_alloc_node+0x1c7/0x1e0
[  247.486973] (M) 1*32kB 
[  247.488972]  kmem_cache_alloc_node+0xe3/0x730
[  247.492920] (M) 4*64kB 
[  247.495699]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.500169] (UM) 2*128kB 
[  247.502777]  __alloc_skb+0x119/0x770
[  247.507251] (M) 
[  247.509842]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.514045] 2*256kB (M) 
[  247.516819]  ? skb_scrub_packet+0x490/0x490
[  247.520513] 3*512kB 
[  247.522493]  ? lock_downgrade+0x900/0x900
[  247.527744] (M) 4*1024kB 
[  247.530437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.534722] (UM) 1*2048kB 
[  247.537065]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.541187] (U) 4*4096kB 
[  247.543978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.549499] (M) 
[  247.552356]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.557792] = 25200kB
[  247.557802] Node 0 
[  247.560584]  ndisc_alloc_skb+0x144/0x340
[  247.566002] Normal: 
[  247.567985]  ndisc_send_rs+0x331/0x6e0
[  247.572370] 1032*4kB 
[  247.574793]  addrconf_rs_timer+0x3c0/0x6f0
[  247.577008] (UME) 
[  247.581079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.583374] 423*8kB (UME) 
[  247.587286]  call_timer_fn+0x272/0x920
[  247.589663] 205*16kB 
[  247.593902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.596029] (UME) 
[  247.600265]  ? process_timeout+0x40/0x40
[  247.603092] 58*32kB 
[  247.606976]  ? find_held_lock+0x36/0x1c0
[  247.609364] (UME) 
[  247.613604]  ? mark_held_locks+0xc7/0x130
[  247.615727] 17*64kB 
[  247.619781]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.619798]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.622108] (UM) 
[  247.626162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.626179]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.628308] 1*128kB (U) 
[  247.632463]  ? trace_hardirqs_on+0xbd/0x310
[  247.634774] 0*256kB 
[  247.639261]  ? kasan_check_read+0x11/0x20
[  247.639280]  ? __run_timers+0x7da/0xc70
[  247.643756] 0*512kB 
[  247.645825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.650038] 0*1024kB 
[  247.654623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.657271] 0*2048kB 
[  247.661595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.663903] 0*4096kB 
[  247.668051]  __run_timers+0x7e5/0xc70
[  247.671996] = 13864kB
[  247.672011] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  247.674346]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.679779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  247.682176]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.686390] 427 total pagecache pages
[  247.688802]  ? graph_lock+0x170/0x170
[  247.693043] 0 pages in swap cache
[  247.695448]  ? print_usage_bug+0xc0/0xc0
[  247.699228] Swap cache stats: add 0, delete 0, find 0/0
[  247.699237] Free swap  = 0kB
[  247.701648]  ? lock_release+0x970/0x970
[  247.710464] Total swap = 0kB
[  247.715823]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.715846]  ? find_held_lock+0x36/0x1c0
[  247.724399] 1965979 pages RAM
[  247.729415]  ? graph_lock+0x170/0x170
[  247.733184] 0 pages HighMem/MovableOnly
[  247.733194] 342744 pages reserved
[  247.736995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.740421] 0 pages cma reserved
[  247.744498]  ? check_preemption_disabled+0x48/0x200
[  247.749916] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.752859]  ? __lock_is_held+0xb5/0x140
[  247.756901] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.759831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.764997] syz-executor7 cpuset=
[  247.769067]  ? check_preemption_disabled+0x48/0x200
[  247.772146] syz7
[  247.775949]  run_timer_softirq+0x52/0xb0
[  247.779898]  mems_allowed=0
[  247.783345]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.846106]  __do_softirq+0x30b/0xad8
[  247.849926]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.855044]  ? pvclock_read_flags+0x160/0x160
[  247.859544]  ? lapic_next_event+0x5a/0x90
[  247.863696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.869244]  ? check_preemption_disabled+0x48/0x200
[  247.874261]  ? check_preemption_disabled+0x48/0x200
[  247.879286]  ? kvm_clock_read+0x18/0x30
[  247.883267]  ? kvm_sched_clock_read+0x9/0x20
[  247.887690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.893236]  ? check_preemption_disabled+0x48/0x200
[  247.898270]  irq_exit+0x17f/0x1c0
[  247.901738]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.906582]  ? smp_reschedule_interrupt+0x109/0x650
[  247.911602]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.917492]  ? interrupt_entry+0xb5/0xf0
[  247.921559]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.926579]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.931601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.936449]  ? trace_hardirqs_off+0x300/0x300
[  247.940945]  ? trace_hardirqs_off+0x300/0x300
[  247.945548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.951095]  ? check_preemption_disabled+0x48/0x200
[  247.956127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.960986]  apic_timer_interrupt+0xf/0x20
[  247.965220]  </IRQ>
[  247.967463] RIP: 0010:console_unlock+0x1017/0x11a0
[  247.972396] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  247.991302] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  247.999033] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  248.006316] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  248.013594] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  248.020880] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  248.028196] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  248.035485]  ? netconsole_netdev_event+0x280/0x280
[  248.040432]  ? console_unlock+0x100e/0x11a0
[  248.044957]  ? devkmsg_read+0xbb0/0xbb0
[  248.048946]  ? lock_release+0x970/0x970
[  248.052926]  ? retint_kernel+0x2d/0x2d
[  248.056842]  vprintk_emit+0x33d/0x930
[  248.060656]  ? wake_up_klogd+0x180/0x180
[  248.064740]  ? find_held_lock+0x36/0x1c0
[  248.068813]  ? mark_held_locks+0xc7/0x130
[  248.072976]  vprintk_default+0x28/0x30
[  248.076868]  vprintk_func+0x7e/0x181
[  248.080588]  printk+0xa7/0xcf
[  248.083701]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  248.088481]  ? kasan_check_write+0x14/0x20
[  248.092727]  ? do_raw_spin_lock+0xc1/0x200
[  248.096976]  show_free_areas.cold.119+0x1f34/0x215d
[  248.102017]  ? si_meminfo_node+0x260/0x260
[  248.106260]  ? __lock_acquire+0x7ec/0x4ec0
[  248.110505]  ? __lock_acquire+0x7ec/0x4ec0
[  248.114745]  ? __lock_acquire+0x7ec/0x4ec0
[  248.118988]  ? kasan_check_write+0x14/0x20
[  248.123230]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  248.129050]  ? mark_held_locks+0x130/0x130
[  248.133286]  ? mark_held_locks+0x130/0x130
[  248.137535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.143078]  ? graph_lock+0x170/0x170
[  248.146890]  ? put_dec+0x3b/0xf0
[  248.150264]  ? number+0x972/0xca0
[  248.153719]  ? __lock_acquire+0x7ec/0x4ec0
[  248.157965]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  248.163515]  ? find_held_lock+0x36/0x1c0
[  248.167595]  ? serial8250_console_write+0x8b3/0xb10
[  248.172614]  ? lock_downgrade+0x900/0x900
[  248.176769]  ? graph_lock+0x170/0x170
[  248.180573]  ? graph_lock+0x170/0x170
[  248.184380]  ? print_usage_bug+0xc0/0xc0
[  248.188443]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.192865]  ? trace_hardirqs_on+0x310/0x310
[  248.197276]  ? wq_watchdog_touch+0x9c/0xfe
[  248.201519]  ? io_serial_in+0x11/0x90
[  248.205336]  ? find_held_lock+0x36/0x1c0
[  248.209413]  ? mark_held_locks+0xc7/0x130
[  248.213574]  ? netconsole_netdev_event+0x280/0x280
[  248.218505]  ? console_unlock+0xfe2/0x11a0
[  248.222747]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.227340]  ? trace_hardirqs_on+0xbd/0x310
[  248.231668]  ? vprintk_emit+0x33d/0x930
[  248.235649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.241108]  ? kasan_check_write+0x14/0x20
[  248.245352]  ? do_raw_spin_lock+0xc1/0x200
[  248.249597]  ? netconsole_netdev_event+0x280/0x280
[  248.254540]  ? console_unlock+0x98e/0x11a0
[  248.258788]  ? devkmsg_read+0xbb0/0xbb0
[  248.262769]  ? vprintk_emit+0x7f7/0x930
[  248.266758]  ? lock_release+0x970/0x970
[  248.270739]  ? preempt_count_add+0x7d/0x160
[  248.275071]  ? wake_up_klogd+0x11a/0x180
[  248.279143]  ? console_device+0xc0/0xc0
[  248.283127]  ? do_raw_spin_lock+0xc1/0x200
[  248.287379]  ? vprintk_emit+0x268/0x930
[  248.291364]  ? wake_up_klogd+0x180/0x180
[  248.295519]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.300286]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.305397]  ? retint_kernel+0x1b/0x2d
[  248.309291]  ? trace_hardirqs_on+0x310/0x310
[  248.313718]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.318490]  ? retint_kernel+0x2d/0x2d
[  248.322395]  ? arch_local_irq_restore+0x45/0x52
[  248.327070]  ? save_image_lzo.cold.20+0x629/0xecf
[  248.331920]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  248.336689]  ? show_mem+0x1e/0x17b
[  248.340240]  show_mem+0x34/0x17b
[  248.343620]  dump_header+0x2f1/0xf72
[  248.347355]  ? pagefault_out_of_memory+0x197/0x197
[  248.352294]  ? __lock_acquire+0x7ec/0x4ec0
[  248.356544]  ? print_usage_bug+0xc0/0xc0
[  248.360621]  ? graph_lock+0x170/0x170
[  248.364421]  ? graph_lock+0x170/0x170
[  248.368225]  ? print_usage_bug+0xc0/0xc0
[  248.372290]  ? print_usage_bug+0xc0/0xc0
[  248.376362]  ? print_usage_bug+0xc0/0xc0
[  248.380436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.385996]  ? find_held_lock+0x36/0x1c0
[  248.390071]  ? mark_held_locks+0xc7/0x130
[  248.394228]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.399342]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.404452]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.409046]  ? trace_hardirqs_on+0xbd/0x310
[  248.413370]  ? kasan_check_read+0x11/0x20
[  248.417524]  ? ___ratelimit+0x36f/0x655
[  248.421506]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.427379]  ? trace_hardirqs_on+0x310/0x310
[  248.431796]  ? lock_downgrade+0x900/0x900
[  248.435959]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.441066]  ? ___ratelimit+0xaa/0x655
[  248.444962]  ? idr_get_free+0xec0/0xec0
[  248.448943]  ? kasan_check_write+0x14/0x20
[  248.453182]  ? do_raw_spin_lock+0xc1/0x200
[  248.457429]  oom_kill_process.cold.27+0x10/0x903
[  248.462190]  ? graph_lock+0x170/0x170
[  248.465992]  ? _raw_spin_unlock+0x2c/0x50
[  248.470142]  ? oom_badness+0xe6/0xaa0
[  248.473957]  ? oom_evaluate_task+0x540/0x540
[  248.478411]  ? find_held_lock+0x36/0x1c0
[  248.482487]  ? out_of_memory+0x974/0x14c0
[  248.486638]  ? lock_downgrade+0x900/0x900
[  248.490797]  ? check_preemption_disabled+0x48/0x200
[  248.495829]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.501636]  ? kasan_check_read+0x11/0x20
[  248.505797]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.511082]  ? rcu_bh_qs+0xc0/0xc0
[  248.514629]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.519650]  ? oom_evaluate_task+0x302/0x540
[  248.524068]  out_of_memory+0xa86/0x14c0
[  248.528058]  ? oom_killer_disable+0x3a0/0x3a0
[  248.532559]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  248.537500]  ? __mutex_add_waiter+0x2a0/0x2a0
[  248.542011]  __alloc_pages_slowpath+0x2318/0x2d80
[  248.546893]  ? warn_alloc+0x120/0x120
[  248.550711]  ? find_get_entry+0x2f2/0xc40
[  248.554875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.560422]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  248.565360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.570906]  ? should_fail+0x22d/0xd01
[  248.574813]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.579923]  ? __lock_is_held+0xb5/0x140
[  248.584020]  ? __lock_is_held+0xb5/0x140
[  248.588102]  ? ___might_sleep+0x1ed/0x300
[  248.592254]  ? lock_release+0x970/0x970
[  248.596251]  ? arch_local_save_flags+0x40/0x40
[  248.600854]  ? __might_sleep+0x95/0x190
[  248.604845]  __alloc_pages_nodemask+0xa80/0xde0
[  248.609531]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.614557]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.620388]  ? kasan_check_read+0x11/0x20
[  248.624543]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.629827]  ? graph_lock+0x170/0x170
[  248.633632]  ? print_usage_bug+0xc0/0xc0
[  248.637698]  ? graph_lock+0x170/0x170
[  248.641498]  ? graph_lock+0x170/0x170
[  248.645300]  ? __do_page_cache_readahead+0x7ce/0x980
[  248.650419]  ? find_held_lock+0x36/0x1c0
[  248.654490]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  248.660034]  alloc_pages_current+0x10c/0x210
[  248.664449]  ? lock_downgrade+0x900/0x900
[  248.668608]  __page_cache_alloc+0x38f/0x5b0
[  248.672934]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.678738]  ? kasan_check_read+0x11/0x20
[  248.682914]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.688200]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  248.692874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.698423]  ? check_preemption_disabled+0x48/0x200
[  248.703459]  filemap_fault+0x1594/0x25f0
[  248.707629]  ? __lock_page_or_retry+0xa00/0xa00
[  248.712310]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.716822]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.721416]  ? trace_hardirqs_on+0xbd/0x310
[  248.725742]  ? kasan_check_read+0x11/0x20
[  248.729902]  ? finish_task_switch+0x1f5/0x900
[  248.734406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.739864]  ? compat_start_thread+0x80/0x80
[  248.744282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.749838]  ? _raw_spin_unlock_irq+0x60/0x80
[  248.754344]  ? finish_task_switch+0x1f5/0x900
[  248.758852]  ? finish_task_switch+0x1b5/0x900
[  248.763351]  ? __switch_to_asm+0x34/0x70
[  248.767423]  ? __switch_to_asm+0x34/0x70
[  248.771484]  ? __switch_to_asm+0x34/0x70
[  248.775544]  ? __switch_to_asm+0x40/0x70
[  248.779603]  ? __switch_to_asm+0x34/0x70
[  248.783668]  ? __switch_to_asm+0x40/0x70
[  248.787728]  ? __switch_to_asm+0x34/0x70
[  248.791797]  ? __switch_to_asm+0x40/0x70
[  248.795871]  ? __switch_to_asm+0x34/0x70
[  248.799943]  ? graph_lock+0x170/0x170
[  248.804009]  ? __switch_to_asm+0x40/0x70
[  248.808081]  ? __schedule+0x874/0x1ed0
[  248.812001]  ? lock_acquire+0x1ed/0x520
[  248.815980]  ? ext4_filemap_fault+0x7a/0xad
[  248.820316]  ? lock_release+0x970/0x970
[  248.824295]  ? arch_local_save_flags+0x40/0x40
[  248.828888]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.833650]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.838760]  ? retint_kernel+0x1b/0x2d
[  248.842674]  ? down_read+0xb0/0x1d0
[  248.846302]  ? ext4_filemap_fault+0x7a/0xad
[  248.850633]  ? __down_interruptible+0x700/0x700
[  248.855318]  ? retint_kernel+0x2d/0x2d
[  248.859219]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  248.863813]  ext4_filemap_fault+0x82/0xad
[  248.867970]  __do_fault+0x100/0x6b0
[  248.871605]  ? lock_downgrade+0x900/0x900
[  248.875770]  ? print_bad_pte+0x6c0/0x6c0
[  248.879842]  ? do_futex+0x249/0x26d0
[  248.883563]  ? finish_task_switch+0x1f5/0x900
[  248.888066]  ? kasan_check_read+0x11/0x20
[  248.892219]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.896632]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  248.901228]  ? add_mm_counter_fast+0xd0/0xd0
[  248.905651]  __handle_mm_fault+0x3709/0x53e0
[  248.910067]  ? preempt_notifier_register+0x200/0x200
[  248.915186]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  248.920036]  ? __switch_to_asm+0x40/0x70
[  248.924100]  ? graph_lock+0x170/0x170
[  248.927903]  ? __switch_to_asm+0x40/0x70
[  248.931971]  ? print_usage_bug+0xc0/0xc0
[  248.936042]  ? graph_lock+0x170/0x170
[  248.939856]  ? graph_lock+0x170/0x170
[  248.943684]  ? handle_mm_fault+0x42a/0xc70
[  248.947934]  ? lock_downgrade+0x900/0x900
[  248.952092]  ? check_preemption_disabled+0x48/0x200
[  248.957126]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.962927]  ? kasan_check_read+0x11/0x20
[  248.967079]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.972360]  ? rcu_bh_qs+0xc0/0xc0
[  248.976005]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.981459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.987003]  ? check_preemption_disabled+0x48/0x200
[  248.992037]  handle_mm_fault+0x54f/0xc70
[  248.996110]  ? __handle_mm_fault+0x53e0/0x53e0
[  249.000699]  ? find_vma+0x34/0x190
[  249.004254]  __do_page_fault+0x67d/0xed0
[  249.008333]  ? mm_fault_error+0x380/0x380
[  249.012488]  ? trace_hardirqs_off+0xb8/0x300
[  249.016902]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  249.022277]  ? trace_hardirqs_on+0x310/0x310
[  249.026708]  do_page_fault+0xf2/0x7e0
[  249.030515]  ? vmalloc_sync_all+0x30/0x30
[  249.034672]  ? error_entry+0x70/0xd0
[  249.038391]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.043414]  ? trace_hardirqs_on_caller+0xc0/0x300
[  249.048351]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.053283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.058141]  ? trace_hardirqs_off+0x300/0x300
[  249.062642]  ? trace_hardirqs_off_caller+0x300/0x300
[  249.067754]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.072791]  ? page_fault+0x8/0x30
[  249.076343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.081196]  ? page_fault+0x8/0x30
[  249.084745]  page_fault+0x1e/0x30
[  249.088206] RIP: 0033:0x404068
[  249.091404] Code: Bad RIP value.
[  249.094774] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  249.100151] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  249.107420] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  249.115037] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  249.122309] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  249.129576] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  249.136880] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  249.136947] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.144075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.144081] Call Trace:
[  249.144089]  <IRQ>
[  249.144109]  dump_stack+0x1c4/0x2b4
[  249.144127]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.150664] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.159989]  warn_alloc.cold.118+0xb7/0x1bd
[  249.162542] syz-fuzzer cpuset=
[  249.164694]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.168298] /
[  249.173490]  ? lock_downgrade+0x900/0x900
[  249.183704]  mems_allowed=0
[  249.188039]  ? trace_hardirqs_off+0xb8/0x300
[  249.209197]  ? trace_hardirqs_off+0xb8/0x300
[  249.213625]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.218509]  ? warn_alloc+0x120/0x120
[  249.222316]  ? trace_hardirqs_on+0x310/0x310
[  249.226730]  ? warn_alloc+0x120/0x120
[  249.230539]  ? print_usage_bug+0xc0/0xc0
[  249.234604]  ? warn_alloc+0x120/0x120
[  249.238408]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  249.243431]  ? print_usage_bug+0xc0/0xc0
[  249.247503]  ? __lock_acquire+0x7ec/0x4ec0
[  249.251745]  ? __lock_acquire+0x7ec/0x4ec0
[  249.255988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.261529]  ? should_fail+0x22d/0xd01
[  249.265426]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.270537]  ? __lock_acquire+0x7ec/0x4ec0
[  249.274782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.279897]  ? __lock_acquire+0x7ec/0x4ec0
[  249.284137]  ? should_fail+0x22d/0xd01
[  249.288026]  ? print_usage_bug+0xc0/0xc0
[  249.292131]  ? mark_held_locks+0x130/0x130
[  249.296374]  ? mark_held_locks+0x130/0x130
[  249.300626]  ? graph_lock+0x170/0x170
[  249.304432]  ? print_usage_bug+0xc0/0xc0
[  249.308514]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.313292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.318840]  ? check_preemption_disabled+0x48/0x200
[  249.324390]  ? check_preemption_disabled+0x48/0x200
[  249.329424]  ? __lock_is_held+0xb5/0x140
[  249.333498]  __alloc_pages_nodemask+0xa80/0xde0
[  249.338173]  ? graph_lock+0x170/0x170
[  249.341984]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.347002]  ? graph_lock+0x170/0x170
[  249.350825]  ? find_held_lock+0x36/0x1c0
[  249.354906]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.359585]  ? lock_downgrade+0x900/0x900
[  249.363751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.369323]  cache_grow_begin+0x91/0x8c0
[  249.373400]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.377830]  fallback_alloc+0x203/0x2e0
[  249.381824]  ____cache_alloc_node+0x1c7/0x1e0
[  249.386335]  kmem_cache_alloc_node+0xe3/0x730
[  249.390853]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.395107]  __alloc_skb+0x119/0x770
[  249.398829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.404116]  ? skb_scrub_packet+0x490/0x490
[  249.408439]  ? lock_downgrade+0x900/0x900
[  249.412601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.418145]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.423690]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.429146]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.433572]  ndisc_alloc_skb+0x144/0x340
[  249.437648]  ndisc_send_rs+0x331/0x6e0
[  249.441553]  addrconf_rs_timer+0x3c0/0x6f0
[  249.445810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.450071]  call_timer_fn+0x272/0x920
[  249.453962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.458230]  ? process_timeout+0x40/0x40
[  249.462295]  ? find_held_lock+0x36/0x1c0
[  249.466373]  ? __run_timers+0x7da/0xc70
[  249.470357]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.474855]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.479353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.483595]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  249.488192]  ? trace_hardirqs_on+0xbd/0x310
[  249.492603]  ? kasan_check_read+0x11/0x20
[  249.496760]  ? __run_timers+0x7da/0xc70
[  249.500758]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.506231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.510476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.514715]  __run_timers+0x7e5/0xc70
[  249.518535]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  249.523930]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.528964]  ? graph_lock+0x170/0x170
[  249.532781]  ? enqueue_hrtimer+0x1a5/0x560
[  249.537023]  ? lock_release+0x970/0x970
[  249.541018]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.546219]  ? find_held_lock+0x36/0x1c0
[  249.550386]  ? graph_lock+0x170/0x170
[  249.554195]  ? pvclock_read_flags+0x160/0x160
[  249.558694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.564236]  ? check_preemption_disabled+0x48/0x200
[  249.569270]  ? __lock_is_held+0xb5/0x140
[  249.573337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.578881]  ? check_preemption_disabled+0x48/0x200
[  249.583910]  run_timer_softirq+0x52/0xb0
[  249.587979]  ? rcu_read_lock_sched_held+0x108/0x120
[  249.593004]  __do_softirq+0x30b/0xad8
[  249.596825]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  249.601939]  ? pvclock_read_flags+0x160/0x160
[  249.606437]  ? lapic_next_event+0x5a/0x90
[  249.610594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.616137]  ? check_preemption_disabled+0x48/0x200
[  249.621167]  ? check_preemption_disabled+0x48/0x200
[  249.626193]  ? kvm_clock_read+0x18/0x30
[  249.630174]  ? kvm_sched_clock_read+0x9/0x20
[  249.634591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.640137]  ? check_preemption_disabled+0x48/0x200
[  249.645173]  irq_exit+0x17f/0x1c0
[  249.648638]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.653511]  ? smp_reschedule_interrupt+0x109/0x650
[  249.658532]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.664422]  ? interrupt_entry+0xb5/0xf0
[  249.668489]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.673507]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.678529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.683376]  ? trace_hardirqs_off+0x300/0x300
[  249.687872]  ? trace_hardirqs_off+0x300/0x300
[  249.692373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.697915]  ? check_preemption_disabled+0x48/0x200
[  249.702946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.707819]  apic_timer_interrupt+0xf/0x20
[  249.712054]  </IRQ>
[  249.714304] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  249.719239] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  249.738154] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  249.745874] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  249.753145] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  249.760418] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  249.767687] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  249.774955] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  249.782361]  skb_clone+0x1bb/0x500
[  249.785908]  ? skb_split+0x11e0/0x11e0
[  249.789802]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.794570]  ? lockdep_hardirqs_on+0x421/0x5c0
[  249.799153]  ? retint_kernel+0x2d/0x2d
[  249.803046]  ? trace_hardirqs_on_caller+0xc0/0x300
[  249.807977]  ? retint_kernel+0x2d/0x2d
[  249.811874]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.816639]  bpf_clone_redirect+0xb9/0x490
[  249.820882]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  249.826087]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  249.831119]  ? retint_kernel+0x2d/0x2d
[  249.835023]  ? find_held_lock+0x36/0x1c0
[  249.839100]  ? lock_acquire+0x1ed/0x520
[  249.843083]  ? bpf_test_run+0x32e/0x5a0
[  249.847062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.852605]  ? check_preemption_disabled+0x48/0x200
[  249.857632]  ? kasan_check_read+0x11/0x20
[  249.861794]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.867083]  ? rcu_bh_qs+0xc0/0xc0
[  249.870631]  ? preempt_schedule+0x4d/0x60
[  249.874792]  ? ___preempt_schedule+0x16/0x18
[  249.879218]  ? bpf_test_run+0x1c0/0x5a0
[  249.883206]  ? netlink_diag_dump+0x2a0/0x2a0
[  249.887625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.893163]  ? bpf_test_init.isra.9+0x70/0x100
[  249.897793]  ? bpf_prog_test_run_skb+0x634/0xb40
[  249.902581]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.907429]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  249.912971]  ? fput+0x130/0x1a0
[  249.916255]  ? __bpf_prog_get+0x9b/0x290
[  249.920328]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.925173]  ? bpf_prog_test_run+0x130/0x1a0
[  249.929588]  ? __x64_sys_bpf+0x3d8/0x510
[  249.933658]  ? bpf_prog_get+0x20/0x20
[  249.937476]  ? do_syscall_64+0x2a5/0x820
[  249.941555]  ? do_syscall_64+0x1b9/0x820
[  249.945620]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  249.950993]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.956017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.960869]  ? trace_hardirqs_off+0x300/0x300
[  249.965373]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  249.970395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.975948]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.980975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.985842]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  249.991224] warn_alloc_show_mem: 1 callbacks suppressed
[  249.991237] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  249.991240] Mem-Info:
[  249.991271] active_anon:38791 inactive_anon:372 isolated_anon:0
[  249.991271]  active_file:33 inactive_file:13 isolated_file:0
[  249.991271]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.991271]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  249.991271]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  249.991271]  free:13743 free_pcp:141 free_cma:0
[  249.996609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.996618] Call Trace:
[  250.003571] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  250.006237]  <IRQ>
[  250.039120] Node 0 
[  250.048492]  dump_stack+0x1c4/0x2b4
[  250.051080] 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
[  250.078838]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.080970] lowmem_reserve[]:
[  250.083251]  warn_alloc.cold.118+0xb7/0x1bd
[  250.086857]  0
[  250.112378]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.117550]  2817
[  250.120662]  ? lock_downgrade+0x900/0x900
[  250.124963]  6321
[  250.126771]  ? trace_hardirqs_off+0xb8/0x300
[  250.131593]  6321
[  250.133658]  ? trace_hardirqs_off+0xb8/0x300
[  250.139857]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.144242] Node 0 
[  250.146345]  ? warn_alloc+0x120/0x120
[  250.150725] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  250.155544]  ? warn_alloc+0x120/0x120
[  250.157757] lowmem_reserve[]:
[  250.161557]  ? print_usage_bug+0xc0/0xc0
[  250.188697]  0
[  250.192502]  ? warn_alloc+0x120/0x120
[  250.195585]  0
[  250.199645]  ? print_usage_bug+0xc0/0xc0
[  250.201446]  3503
[  250.205249]  ? __lock_acquire+0x7ec/0x4ec0
[  250.207036]  3503
[  250.211099]  ? __lock_acquire+0x7ec/0x4ec0
[  250.213143] Node 0 
[  250.217379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.219445] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  250.223676]  ? should_fail+0x22d/0xd01
[  250.225889] lowmem_reserve[]:
[  250.231428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.259877]  0
[  250.263785]  ? __lock_acquire+0x7ec/0x4ec0
[  250.266868]  0
[  250.271969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.273745]  0
[  250.277981]  ? __lock_acquire+0x7ec/0x4ec0
[  250.279774]  0
[  250.284883]  ? should_fail+0x22d/0xd01
[  250.290918]  ? mark_held_locks+0x130/0x130
[  250.292692] Node 0 
[  250.296577]  ? mark_held_locks+0x130/0x130
[  250.300793] DMA: 
[  250.303030]  ? graph_lock+0x170/0x170
[  250.307248] 1*4kB 
[  250.309317]  ? graph_lock+0x170/0x170
[  250.313095] (U) 
[  250.315243]  ? graph_lock+0x170/0x170
[  250.319015] 0*8kB 0*16kB 
[  250.320998]  ? print_usage_bug+0xc0/0xc0
[  250.324769] 1*32kB (U) 
[  250.327534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.327552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.331595] 2*64kB 
[  250.334184]  ? check_preemption_disabled+0x48/0x200
[  250.339697] (U) 
[  250.345236]  ? check_preemption_disabled+0x48/0x200
[  250.347451] 1*128kB 
[  250.352482]  ? __lock_is_held+0xb5/0x140
[  250.354431] (U) 
[  250.359449]  __alloc_pages_nodemask+0xa80/0xde0
[  250.361751] 1*256kB 
[  250.365816]  ? graph_lock+0x170/0x170
[  250.367779] (U) 
[  250.372458]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.374756] 0*512kB 1*1024kB 
[  250.378571]  ? graph_lock+0x170/0x170
[  250.380523] (U) 
[  250.385543]  ? find_held_lock+0x36/0x1c0
[  250.388620] 1*2048kB 
[  250.392422]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.394377] (M) 
[  250.398437]  ? lock_downgrade+0x900/0x900
[  250.400830] 3*4096kB 
[  250.405504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.407454] (M) 
[  250.411601]  cache_grow_begin+0x91/0x8c0
[  250.413990] = 15908kB
[  250.419525]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.421477] Node 0 
[  250.425540]  fallback_alloc+0x203/0x2e0
[  250.428331] DMA32: 4*4kB 
[  250.432771]  ____cache_alloc_node+0x1c7/0x1e0
[  250.434976] (M) 
[  250.438950]  kmem_cache_alloc_node+0xe3/0x730
[  250.441689] 0*8kB 
[  250.446179]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.448158] 4*16kB 
[  250.452656]  __alloc_skb+0x119/0x770
[  250.454777] (M) 
[  250.459014]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.461228] 1*32kB (M) 
[  250.464953]  ? skb_scrub_packet+0x490/0x490
[  250.466900] 4*64kB (UM) 
[  250.472186]  ? lock_downgrade+0x900/0x900
[  250.474767] 2*128kB (M) 
[  250.479110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.481754] 2*256kB 
[  250.485906]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.488556] (M) 
[  250.494105]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.496400] 3*512kB (M) 
[  250.501863]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.503816] 4*1024kB (UM) 
[  250.509293]  ndisc_alloc_skb+0x144/0x340
[  250.511937] 1*2048kB 
[  250.516344]  ndisc_send_rs+0x331/0x6e0
[  250.519165] (U) 
[  250.523231]  addrconf_rs_timer+0x3c0/0x6f0
[  250.525617] 4*4096kB (M) 
[  250.529517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.531471] = 25200kB
[  250.535710]  call_timer_fn+0x272/0x920
[  250.538440] Node 0 
[  250.542673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.545054] Normal: 1032*4kB 
[  250.548960]  ? process_timeout+0x40/0x40
[  250.551175] (UME) 
[  250.555404]  ? find_held_lock+0x36/0x1c0
[  250.555430]  ? mark_held_locks+0xc7/0x130
[  250.558504] 423*8kB (UME) 
[  250.562573]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.564709] 205*16kB 
[  250.568771]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.572892] (UME) 
[  250.575739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.580206] 58*32kB (UME) 
[  250.582628]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.587104] 17*64kB 
[  250.589253]  ? trace_hardirqs_on+0xbd/0x310
[  250.593467] (UM) 
[  250.596328]  ? kasan_check_read+0x11/0x20
[  250.600871] 1*128kB (U) 
[  250.603205]  ? __run_timers+0x7da/0xc70
[  250.607498] 0*256kB 0*512kB 
[  250.609576]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.613707] 0*1024kB 
[  250.616385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.620332] 0*2048kB 
[  250.623349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.628770] 0*4096kB = 13864kB
[  250.631205]  __run_timers+0x7e5/0xc70
[  250.635421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  250.637832]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.642046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  250.645238]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.649019] 427 total pagecache pages
[  250.657871]  ? graph_lock+0x170/0x170
[  250.663220] 0 pages in swap cache
[  250.671812]  ? print_usage_bug+0xc0/0xc0
[  250.676820] Swap cache stats: add 0, delete 0, find 0/0
[  250.680624]  ? lock_release+0x970/0x970
[  250.684408] Free swap  = 0kB
[  250.687865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.691904] Total swap = 0kB
[  250.697273]  ? find_held_lock+0x36/0x1c0
[  250.701222] 1965979 pages RAM
[  250.704247]  ? graph_lock+0x170/0x170
[  250.709411] 0 pages HighMem/MovableOnly
[  250.709421] 342744 pages reserved
[  250.712446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.716489] 0 pages cma reserved
[  250.719601]  ? check_preemption_disabled+0x48/0x200
[  250.723441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.727359]  ? __lock_is_held+0xb5/0x140
[  250.730849] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.736324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.739664] syz-executor7 cpuset=
[  250.744678]  ? check_preemption_disabled+0x48/0x200
[  250.744703]  run_timer_softirq+0x52/0xb0
[  250.751172] syz7
[  250.755235]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.765698]  mems_allowed=0
[  250.771237]  __do_softirq+0x30b/0xad8
[  250.797426]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.802541]  ? pvclock_read_flags+0x160/0x160
[  250.807038]  ? lapic_next_event+0x5a/0x90
[  250.811191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.816733]  ? check_preemption_disabled+0x48/0x200
[  250.821760]  ? check_preemption_disabled+0x48/0x200
[  250.826799]  ? kvm_clock_read+0x18/0x30
[  250.830782]  ? kvm_sched_clock_read+0x9/0x20
[  250.835200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.840745]  ? check_preemption_disabled+0x48/0x200
[  250.845791]  irq_exit+0x17f/0x1c0
[  250.849255]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.854100]  ? smp_reschedule_interrupt+0x109/0x650
[  250.859120]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.865011]  ? interrupt_entry+0xb5/0xf0
[  250.869087]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.874109]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.879130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.883976]  ? trace_hardirqs_off+0x300/0x300
[  250.888472]  ? trace_hardirqs_off+0x300/0x300
[  250.892977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.898524]  ? check_preemption_disabled+0x48/0x200
[  250.903555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.908413]  apic_timer_interrupt+0xf/0x20
[  250.912653]  </IRQ>
[  250.914898] RIP: 0010:console_unlock+0x1017/0x11a0
[  250.919835] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  250.938748] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  250.946485] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  250.953757] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  250.961045] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  250.968324] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  250.975605] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  250.982909]  ? netconsole_netdev_event+0x280/0x280
[  250.987858]  ? console_unlock+0x100e/0x11a0
[  250.992208]  ? devkmsg_read+0xbb0/0xbb0
[  250.996192]  ? lock_release+0x970/0x970
[  251.000175]  ? retint_kernel+0x2d/0x2d
[  251.004090]  vprintk_emit+0x33d/0x930
[  251.007908]  ? wake_up_klogd+0x180/0x180
[  251.011994]  ? find_held_lock+0x36/0x1c0
[  251.016071]  ? mark_held_locks+0xc7/0x130
[  251.020229]  vprintk_default+0x28/0x30
[  251.024122]  vprintk_func+0x7e/0x181
[  251.027848]  printk+0xa7/0xcf
[  251.030961]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  251.035730]  ? kasan_check_write+0x14/0x20
[  251.039976]  ? do_raw_spin_lock+0xc1/0x200
[  251.044246]  show_free_areas.cold.119+0x1f34/0x215d
[  251.049287]  ? si_meminfo_node+0x260/0x260
[  251.053533]  ? __lock_acquire+0x7ec/0x4ec0
[  251.057785]  ? __lock_acquire+0x7ec/0x4ec0
[  251.062026]  ? __lock_acquire+0x7ec/0x4ec0
[  251.066270]  ? kasan_check_write+0x14/0x20
[  251.070520]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  251.076342]  ? mark_held_locks+0x130/0x130
[  251.080582]  ? mark_held_locks+0x130/0x130
[  251.084831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.090375]  ? graph_lock+0x170/0x170
[  251.094180]  ? put_dec+0x3b/0xf0
[  251.097557]  ? number+0x972/0xca0
[  251.101018]  ? __lock_acquire+0x7ec/0x4ec0
[  251.105259]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  251.110805]  ? find_held_lock+0x36/0x1c0
[  251.114887]  ? serial8250_console_write+0x8b3/0xb10
[  251.119911]  ? lock_downgrade+0x900/0x900
[  251.124068]  ? graph_lock+0x170/0x170
[  251.127875]  ? graph_lock+0x170/0x170
[  251.131679]  ? print_usage_bug+0xc0/0xc0
[  251.135744]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.140164]  ? trace_hardirqs_on+0x310/0x310
[  251.144584]  ? wq_watchdog_touch+0x9c/0xfe
[  251.148822]  ? io_serial_in+0x11/0x90
[  251.152636]  ? find_held_lock+0x36/0x1c0
[  251.156708]  ? mark_held_locks+0xc7/0x130
[  251.160864]  ? netconsole_netdev_event+0x280/0x280
[  251.165801]  ? console_unlock+0xfe2/0x11a0
[  251.170215]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.174810]  ? trace_hardirqs_on+0xbd/0x310
[  251.179142]  ? vprintk_emit+0x33d/0x930
[  251.183125]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.188584]  ? kasan_check_write+0x14/0x20
[  251.192826]  ? do_raw_spin_lock+0xc1/0x200
[  251.197076]  ? netconsole_netdev_event+0x280/0x280
[  251.202019]  ? console_unlock+0x98e/0x11a0
[  251.206274]  ? devkmsg_read+0xbb0/0xbb0
[  251.210256]  ? vprintk_emit+0x7f7/0x930
[  251.214241]  ? lock_release+0x970/0x970
[  251.218221]  ? preempt_count_add+0x7d/0x160
[  251.222553]  ? wake_up_klogd+0x11a/0x180
[  251.226627]  ? console_device+0xc0/0xc0
[  251.230607]  ? do_raw_spin_lock+0xc1/0x200
[  251.234856]  ? vprintk_emit+0x268/0x930
[  251.238849]  ? wake_up_klogd+0x180/0x180
[  251.242914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.247680]  ? trace_hardirqs_off_caller+0x300/0x300
[  251.252790]  ? retint_kernel+0x1b/0x2d
[  251.256681]  ? trace_hardirqs_on+0x310/0x310
[  251.261109]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.265878]  ? retint_kernel+0x2d/0x2d
[  251.269789]  ? arch_local_irq_restore+0x45/0x52
[  251.274469]  ? save_image_lzo.cold.20+0x629/0xecf
[  251.279332]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  251.284103]  ? show_mem+0x1e/0x17b
[  251.287649]  show_mem+0x34/0x17b
[  251.291028]  dump_header+0x2f1/0xf72
[  251.294757]  ? pagefault_out_of_memory+0x197/0x197
[  251.299713]  ? __lock_acquire+0x7ec/0x4ec0
[  251.303964]  ? print_usage_bug+0xc0/0xc0
[  251.308038]  ? graph_lock+0x170/0x170
[  251.311852]  ? graph_lock+0x170/0x170
[  251.315659]  ? print_usage_bug+0xc0/0xc0
[  251.319955]  ? print_usage_bug+0xc0/0xc0
[  251.324026]  ? print_usage_bug+0xc0/0xc0
[  251.328099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.333645]  ? find_held_lock+0x36/0x1c0
[  251.337721]  ? mark_held_locks+0xc7/0x130
[  251.341876]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.346983]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.352092]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.356681]  ? trace_hardirqs_on+0xbd/0x310
[  251.361010]  ? kasan_check_read+0x11/0x20
[  251.365165]  ? ___ratelimit+0x36f/0x655
[  251.369146]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.374600]  ? trace_hardirqs_on+0x310/0x310
[  251.379017]  ? lock_downgrade+0x900/0x900
[  251.383181]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.388289]  ? ___ratelimit+0xaa/0x655
[  251.392192]  ? idr_get_free+0xec0/0xec0
[  251.396173]  ? kasan_check_write+0x14/0x20
[  251.400413]  ? do_raw_spin_lock+0xc1/0x200
[  251.404660]  oom_kill_process.cold.27+0x10/0x903
[  251.409420]  ? graph_lock+0x170/0x170
[  251.413222]  ? _raw_spin_unlock+0x2c/0x50
[  251.417376]  ? oom_badness+0xe6/0xaa0
[  251.421185]  ? oom_evaluate_task+0x540/0x540
[  251.425601]  ? find_held_lock+0x36/0x1c0
[  251.429677]  ? out_of_memory+0x974/0x14c0
[  251.433835]  ? lock_downgrade+0x900/0x900
[  251.437987]  ? check_preemption_disabled+0x48/0x200
[  251.443012]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.448812]  ? kasan_check_read+0x11/0x20
[  251.452995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.458277]  ? rcu_bh_qs+0xc0/0xc0
[  251.461834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.466940]  ? oom_evaluate_task+0x302/0x540
[  251.471357]  out_of_memory+0xa86/0x14c0
[  251.475350]  ? oom_killer_disable+0x3a0/0x3a0
[  251.479852]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  251.484789]  ? __mutex_add_waiter+0x2a0/0x2a0
[  251.489343]  __alloc_pages_slowpath+0x2318/0x2d80
[  251.494234]  ? warn_alloc+0x120/0x120
[  251.498056]  ? find_get_entry+0x2f2/0xc40
[  251.502225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.507768]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  251.512702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.518246]  ? should_fail+0x22d/0xd01
[  251.522143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.527251]  ? __lock_is_held+0xb5/0x140
[  251.531351]  ? __lock_is_held+0xb5/0x140
[  251.535431]  ? ___might_sleep+0x1ed/0x300
[  251.539581]  ? lock_release+0x970/0x970
[  251.543559]  ? arch_local_save_flags+0x40/0x40
[  251.548160]  ? __might_sleep+0x95/0x190
[  251.552146]  __alloc_pages_nodemask+0xa80/0xde0
[  251.556836]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.561863]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.567664]  ? kasan_check_read+0x11/0x20
[  251.571816]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.577101]  ? graph_lock+0x170/0x170
[  251.580910]  ? print_usage_bug+0xc0/0xc0
[  251.584982]  ? graph_lock+0x170/0x170
[  251.588784]  ? graph_lock+0x170/0x170
[  251.592593]  ? __do_page_cache_readahead+0x7ce/0x980
[  251.597711]  ? find_held_lock+0x36/0x1c0
[  251.601782]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.607336]  alloc_pages_current+0x10c/0x210
[  251.611749]  ? lock_downgrade+0x900/0x900
[  251.615909]  __page_cache_alloc+0x38f/0x5b0
[  251.620245]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.626047]  ? kasan_check_read+0x11/0x20
[  251.630202]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.635491]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  251.640171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.645714]  ? check_preemption_disabled+0x48/0x200
[  251.650741]  filemap_fault+0x1594/0x25f0
[  251.654823]  ? __lock_page_or_retry+0xa00/0xa00
[  251.659497]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.663996]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.668588]  ? trace_hardirqs_on+0xbd/0x310
[  251.672919]  ? kasan_check_read+0x11/0x20
[  251.677070]  ? finish_task_switch+0x1f5/0x900
[  251.681572]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.687032]  ? compat_start_thread+0x80/0x80
[  251.691464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.697015]  ? _raw_spin_unlock_irq+0x60/0x80
[  251.701515]  ? finish_task_switch+0x1f5/0x900
[  251.706011]  ? finish_task_switch+0x1b5/0x900
[  251.710515]  ? __switch_to_asm+0x34/0x70
[  251.714585]  ? __switch_to_asm+0x34/0x70
[  251.718647]  ? __switch_to_asm+0x34/0x70
[  251.722709]  ? __switch_to_asm+0x40/0x70
[  251.726774]  ? __switch_to_asm+0x34/0x70
[  251.730842]  ? __switch_to_asm+0x40/0x70
[  251.734903]  ? __switch_to_asm+0x34/0x70
[  251.738967]  ? __switch_to_asm+0x40/0x70
[  251.743032]  ? __switch_to_asm+0x34/0x70
[  251.747100]  ? graph_lock+0x170/0x170
[  251.750901]  ? __switch_to_asm+0x40/0x70
[  251.754971]  ? __schedule+0x874/0x1ed0
[  251.758884]  ? lock_acquire+0x1ed/0x520
[  251.762861]  ? ext4_filemap_fault+0x7a/0xad
[  251.767198]  ? lock_release+0x970/0x970
[  251.771179]  ? arch_local_save_flags+0x40/0x40
[  251.775769]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.780533]  ? trace_hardirqs_off_caller+0x300/0x300
[  251.785637]  ? retint_kernel+0x1b/0x2d
[  251.789544]  ? down_read+0xb0/0x1d0
[  251.793174]  ? ext4_filemap_fault+0x7a/0xad
[  251.797501]  ? __down_interruptible+0x700/0x700
[  251.802178]  ? retint_kernel+0x2d/0x2d
[  251.806082]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  251.810672]  ext4_filemap_fault+0x82/0xad
[  251.814830]  __do_fault+0x100/0x6b0
[  251.818464]  ? lock_downgrade+0x900/0x900
[  251.822614]  ? print_bad_pte+0x6c0/0x6c0
[  251.826680]  ? do_futex+0x249/0x26d0
[  251.830396]  ? finish_task_switch+0x1f5/0x900
[  251.834900]  ? kasan_check_read+0x11/0x20
[  251.839054]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.843470]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  251.848071]  ? add_mm_counter_fast+0xd0/0xd0
[  251.852498]  __handle_mm_fault+0x3709/0x53e0
[  251.856916]  ? preempt_notifier_register+0x200/0x200
[  251.862038]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  251.866891]  ? __switch_to_asm+0x40/0x70
[  251.870959]  ? graph_lock+0x170/0x170
[  251.874769]  ? __switch_to_asm+0x40/0x70
[  251.878840]  ? print_usage_bug+0xc0/0xc0
[  251.882908]  ? graph_lock+0x170/0x170
[  251.886709]  ? graph_lock+0x170/0x170
[  251.890536]  ? handle_mm_fault+0x42a/0xc70
[  251.894776]  ? lock_downgrade+0x900/0x900
[  251.898930]  ? check_preemption_disabled+0x48/0x200
[  251.903957]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.909759]  ? kasan_check_read+0x11/0x20
[  251.913914]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.919195]  ? rcu_bh_qs+0xc0/0xc0
[  251.922743]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.928202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.933745]  ? check_preemption_disabled+0x48/0x200
[  251.938775]  handle_mm_fault+0x54f/0xc70
[  251.942847]  ? __handle_mm_fault+0x53e0/0x53e0
[  251.947438]  ? find_vma+0x34/0x190
[  251.950999]  __do_page_fault+0x67d/0xed0
[  251.955086]  ? mm_fault_error+0x380/0x380
[  251.959244]  ? trace_hardirqs_off+0xb8/0x300
[  251.963667]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.969039]  ? trace_hardirqs_on+0x310/0x310
[  251.973464]  do_page_fault+0xf2/0x7e0
[  251.977273]  ? vmalloc_sync_all+0x30/0x30
[  251.981433]  ? error_entry+0x70/0xd0
[  251.985156]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.990174]  ? trace_hardirqs_on_caller+0xc0/0x300
[  251.995119]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.000051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.004899]  ? trace_hardirqs_off+0x300/0x300
[  252.009397]  ? trace_hardirqs_off_caller+0x300/0x300
[  252.014513]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.019542]  ? page_fault+0x8/0x30
[  252.023093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.027950]  ? page_fault+0x8/0x30
[  252.031501]  page_fault+0x1e/0x30
[  252.034959] RIP: 0033:0x404068
[  252.038156] Code: Bad RIP value.
[  252.041529] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  252.046896] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  252.054169] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  252.061443] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  252.068717] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  252.075991] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  252.083295] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  252.083367] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.090493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.090504] Call Trace:
[  252.097279] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.106348]  <IRQ>
[  252.108927] syz-fuzzer cpuset=
[  252.119155]  dump_stack+0x1c4/0x2b4
[  252.121288] /
[  252.124482]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.128086]  mems_allowed=0
[  252.129822]  warn_alloc.cold.118+0xb7/0x1bd
[  252.142227]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.147079]  ? lock_downgrade+0x900/0x900
[  252.151246]  ? trace_hardirqs_off+0xb8/0x300
[  252.155667]  ? trace_hardirqs_off+0xb8/0x300
[  252.160092]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.164985]  ? warn_alloc+0x120/0x120
[  252.168819]  ? warn_alloc+0x120/0x120
[  252.172627]  ? print_usage_bug+0xc0/0xc0
[  252.176703]  ? warn_alloc+0x120/0x120
[  252.180521]  ? print_usage_bug+0xc0/0xc0
[  252.184590]  ? __lock_acquire+0x7ec/0x4ec0
[  252.188830]  ? __lock_acquire+0x7ec/0x4ec0
[  252.193072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.198626]  ? should_fail+0x22d/0xd01
[  252.202534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.207648]  ? __lock_acquire+0x7ec/0x4ec0
[  252.211898]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.217004]  ? __lock_acquire+0x7ec/0x4ec0
[  252.221245]  ? should_fail+0x22d/0xd01
[  252.225153]  ? mark_held_locks+0x130/0x130
[  252.229399]  ? mark_held_locks+0x130/0x130
[  252.233642]  ? graph_lock+0x170/0x170
[  252.237451]  ? graph_lock+0x170/0x170
[  252.241261]  ? graph_lock+0x170/0x170
[  252.245068]  ? print_usage_bug+0xc0/0xc0
[  252.249137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.254686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.260230]  ? check_preemption_disabled+0x48/0x200
[  252.265254]  ? check_preemption_disabled+0x48/0x200
[  252.270292]  ? __lock_is_held+0xb5/0x140
[  252.274377]  __alloc_pages_nodemask+0xa80/0xde0
[  252.279056]  ? graph_lock+0x170/0x170
[  252.282872]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.287892]  ? graph_lock+0x170/0x170
[  252.291717]  ? find_held_lock+0x36/0x1c0
[  252.295793]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.300479]  ? lock_downgrade+0x900/0x900
[  252.304640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.310189]  cache_grow_begin+0x91/0x8c0
[  252.314255]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.318678]  fallback_alloc+0x203/0x2e0
[  252.322664]  ____cache_alloc_node+0x1c7/0x1e0
[  252.327171]  kmem_cache_alloc_node+0xe3/0x730
[  252.331672]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.335932]  __alloc_skb+0x119/0x770
[  252.339658]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.344945]  ? skb_scrub_packet+0x490/0x490
[  252.349273]  ? lock_downgrade+0x900/0x900
[  252.353437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.358985]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.364454]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.369915]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.374341]  ndisc_alloc_skb+0x144/0x340
[  252.378419]  ndisc_send_rs+0x331/0x6e0
[  252.382320]  addrconf_rs_timer+0x3c0/0x6f0
[  252.386573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.390833]  call_timer_fn+0x272/0x920
[  252.394732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.398976]  ? process_timeout+0x40/0x40
[  252.403039]  ? find_held_lock+0x36/0x1c0
[  252.407118]  ? __run_timers+0x7da/0xc70
[  252.411100]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.415602]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.420104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.424347]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.429486]  ? trace_hardirqs_on+0xbd/0x310
[  252.433830]  ? kasan_check_read+0x11/0x20
[  252.437991]  ? __run_timers+0x7da/0xc70
[  252.441977]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.447445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.451692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.455934]  __run_timers+0x7e5/0xc70
[  252.459757]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.465138]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.470167]  ? graph_lock+0x170/0x170
[  252.473985]  ? enqueue_hrtimer+0x1a5/0x560
[  252.478224]  ? lock_release+0x970/0x970
[  252.482201]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.487410]  ? find_held_lock+0x36/0x1c0
[  252.491486]  ? graph_lock+0x170/0x170
[  252.495297]  ? pvclock_read_flags+0x160/0x160
[  252.499836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.505384]  ? check_preemption_disabled+0x48/0x200
[  252.510418]  ? __lock_is_held+0xb5/0x140
[  252.514490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.520033]  ? check_preemption_disabled+0x48/0x200
[  252.525062]  run_timer_softirq+0x52/0xb0
[  252.529127]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.534150]  __do_softirq+0x30b/0xad8
[  252.537970]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.543084]  ? pvclock_read_flags+0x160/0x160
[  252.547582]  ? lapic_next_event+0x5a/0x90
[  252.551738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.557285]  ? check_preemption_disabled+0x48/0x200
[  252.562311]  ? check_preemption_disabled+0x48/0x200
[  252.567338]  ? kvm_clock_read+0x18/0x30
[  252.571318]  ? kvm_sched_clock_read+0x9/0x20
[  252.575736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.581282]  ? check_preemption_disabled+0x48/0x200
[  252.586323]  irq_exit+0x17f/0x1c0
[  252.589788]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.594640]  ? smp_reschedule_interrupt+0x109/0x650
[  252.600448]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.606340]  ? interrupt_entry+0xb5/0xf0
[  252.610405]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.615446]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.620473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.625321]  ? trace_hardirqs_off+0x300/0x300
[  252.629825]  ? trace_hardirqs_off+0x300/0x300
[  252.634325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.639872]  ? check_preemption_disabled+0x48/0x200
[  252.644901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.649762]  apic_timer_interrupt+0xf/0x20
[  252.653994]  </IRQ>
[  252.656242] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  252.661175] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  252.680078] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  252.687795] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  252.695073] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  252.702342] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  252.709611] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  252.716969] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  252.724289]  skb_clone+0x1bb/0x500
[  252.727842]  ? skb_split+0x11e0/0x11e0
[  252.731746]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.736509]  ? lockdep_hardirqs_on+0x421/0x5c0
[  252.741099]  ? retint_kernel+0x2d/0x2d
[  252.744992]  ? trace_hardirqs_on_caller+0xc0/0x300
[  252.749932]  ? retint_kernel+0x2d/0x2d
[  252.753829]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.758602]  bpf_clone_redirect+0xb9/0x490
[  252.762846]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  252.768046]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  252.773073]  ? retint_kernel+0x2d/0x2d
[  252.776993]  ? find_held_lock+0x36/0x1c0
[  252.781069]  ? lock_acquire+0x1ed/0x520
[  252.785045]  ? bpf_test_run+0x32e/0x5a0
[  252.789024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.794570]  ? check_preemption_disabled+0x48/0x200
[  252.799599]  ? kasan_check_read+0x11/0x20
[  252.803752]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.809036]  ? rcu_bh_qs+0xc0/0xc0
[  252.812581]  ? preempt_schedule+0x4d/0x60
[  252.816736]  ? ___preempt_schedule+0x16/0x18
[  252.821154]  ? bpf_test_run+0x1c0/0x5a0
[  252.825146]  ? netlink_diag_dump+0x2a0/0x2a0
[  252.829570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.835108]  ? bpf_test_init.isra.9+0x70/0x100
[  252.839697]  ? bpf_prog_test_run_skb+0x634/0xb40
[  252.844463]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.849312]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  252.854851]  ? fput+0x130/0x1a0
[  252.858136]  ? __bpf_prog_get+0x9b/0x290
[  252.862200]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.867043]  ? bpf_prog_test_run+0x130/0x1a0
[  252.871458]  ? __x64_sys_bpf+0x3d8/0x510
[  252.875529]  ? bpf_prog_get+0x20/0x20
[  252.879351]  ? do_syscall_64+0x2a5/0x820
[  252.883424]  ? do_syscall_64+0x1b9/0x820
[  252.887488]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  252.892861]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.897809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.902708]  ? trace_hardirqs_off+0x300/0x300
[  252.907209]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.912260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.917822]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.922857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.927715]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.933097] warn_alloc_show_mem: 1 callbacks suppressed
[  252.933110] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  252.933112] Mem-Info:
[  252.933143] active_anon:38791 inactive_anon:372 isolated_anon:0
[  252.933143]  active_file:33 inactive_file:13 isolated_file:0
[  252.933143]  unevictable:0 dirty:0 writeback:0 unstable:0
[  252.933143]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  252.933143]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  252.933143]  free:13743 free_pcp:141 free_cma:0
[  252.938483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.938493] Call Trace:
[  252.945432] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  252.947843]  <IRQ>
[  252.980833] Node 0 
[  252.990200]  dump_stack+0x1c4/0x2b4
[  252.992787] 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
[  253.020536]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.022667] lowmem_reserve[]:
[  253.024912]  warn_alloc.cold.118+0xb7/0x1bd
[  253.028507]  0
[  253.054018]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.059187]  2817
[  253.062289]  ? lock_downgrade+0x900/0x900
[  253.066590]  6321
[  253.068402]  ? trace_hardirqs_off+0xb8/0x300
[  253.073223]  6321
[  253.075286]  ? trace_hardirqs_off+0xb8/0x300
[  253.081492]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.085877] Node 0 
[  253.087965]  ? warn_alloc+0x120/0x120
[  253.092352] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  253.097170]  ? warn_alloc+0x120/0x120
[  253.099386] lowmem_reserve[]:
[  253.103189]  ? print_usage_bug+0xc0/0xc0
[  253.130325]  0
[  253.134133]  ? warn_alloc+0x120/0x120
[  253.137215]  0
[  253.141278]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  253.143053]  3503 3503
[  253.146862]  ? print_usage_bug+0xc0/0xc0
[  253.153655]  ? __lock_acquire+0x7ec/0x4ec0
[  253.156133] Node 0 
[  253.160192]  ? __lock_acquire+0x7ec/0x4ec0
[  253.164435] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  253.166649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.170869] lowmem_reserve[]:
[  253.199509]  ? should_fail+0x22d/0xd01
[  253.205028]  0
[  253.208138]  ? __lock_acquire+0x7ec/0x4ec0
[  253.212092]  0
[  253.213896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.218108]  0
[  253.219912]  ? __lock_acquire+0x7ec/0x4ec0
[  253.224991]  0
[  253.226797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.232862]  ? __lock_acquire+0x7ec/0x4ec0
[  253.237942] Node 0 
[  253.242178]  ? should_fail+0x22d/0xd01
[  253.242189] DMA: 
[  253.244434]  ? mark_held_locks+0x130/0x130
[  253.248296] 1*4kB 
[  253.250366]  ? mark_held_locks+0x130/0x130
[  253.254771] (U) 
[  253.256922]  ? try_to_wake_up+0x10a/0x12f0
[  253.261136] 0*8kB 
[  253.263110]  ? graph_lock+0x170/0x170
[  253.267327] 0*16kB 
[  253.269479]  ? print_usage_bug+0xc0/0xc0
[  253.273253] 1*32kB (U) 
[  253.275502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.279545] 2*64kB 
[  253.282133]  ? check_preemption_disabled+0x48/0x200
[  253.287642] (U) 1*128kB 
[  253.289897]  ? check_preemption_disabled+0x48/0x200
[  253.294897] (U) 
[  253.297581]  ? __lock_is_held+0xb5/0x140
[  253.302566] 1*256kB 
[  253.304544]  __alloc_pages_nodemask+0xa80/0xde0
[  253.308583] (U) 
[  253.310921]  ? graph_lock+0x170/0x170
[  253.315560] 0*512kB 1*1024kB 
[  253.317550]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.321735] (U) 1*2048kB 
[  253.324858]  ? graph_lock+0x170/0x170
[  253.329850] (M) 
[  253.332615]  ? find_held_lock+0x36/0x1c0
[  253.336383] 3*4096kB (M) 
[  253.338376]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.342404] = 15908kB
[  253.342413] Node 0 
[  253.345178]  ? lock_downgrade+0x900/0x900
[  253.349837] DMA32: 
[  253.352255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.354469] 4*4kB 
[  253.358616]  cache_grow_begin+0x91/0x8c0
[  253.360836] (M) 
[  253.366374]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.368503] 0*8kB 
[  253.372569]  fallback_alloc+0x203/0x2e0
[  253.374521] 4*16kB 
[  253.378930]  ____cache_alloc_node+0x1c7/0x1e0
[  253.381058] (M) 
[  253.385038]  kmem_cache_alloc_node+0xe3/0x730
[  253.387254] 1*32kB 
[  253.391745]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.393699] (M) 
[  253.398202]  __alloc_skb+0x119/0x770
[  253.400409] 4*64kB (UM) 
[  253.404656]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.406613] 2*128kB 
[  253.410331]  ? skb_scrub_packet+0x490/0x490
[  253.412979] (M) 
[  253.418258]  ? lock_downgrade+0x900/0x900
[  253.420563] 2*256kB 
[  253.424885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.426834] (M) 
[  253.430979]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.433281] 3*512kB 
[  253.438831]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.440827] (M) 
[  253.446284]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.448584] 4*1024kB 
[  253.454040]  ndisc_alloc_skb+0x144/0x340
[  253.455989] (UM) 
[  253.460395]  ndisc_send_rs+0x331/0x6e0
[  253.462792] 1*2048kB 
[  253.466855]  addrconf_rs_timer+0x3c0/0x6f0
[  253.468891] (U) 
[  253.472787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.475178] 4*4096kB 
[  253.479419]  call_timer_fn+0x272/0x920
[  253.481364] (M) 
[  253.485604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.487992] = 25200kB
[  253.491877]  ? process_timeout+0x40/0x40
[  253.493841] Node 0 
[  253.498077]  ? find_held_lock+0x36/0x1c0
[  253.500460] Normal: 1032*4kB 
[  253.504539]  ? mark_held_locks+0xc7/0x130
[  253.506754] (UME) 
[  253.510813]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.513906] 423*8kB 
[  253.518050]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.520178] (UME) 
[  253.524675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.526980] 205*16kB 
[  253.531471]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.533597] (UME) 
[  253.537834]  ? trace_hardirqs_on+0xbd/0x310
[  253.540226] 58*32kB 
[  253.544809]  ? kasan_check_read+0x11/0x20
[  253.546938] (UME) 
[  253.551262]  ? __run_timers+0x7da/0xc70
[  253.553557] 17*64kB (UM) 
[  253.557714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.559843] 1*128kB 
[  253.563826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.566558] (U) 
[  253.572010]  __run_timers+0x7e5/0xc70
[  253.574305] 0*256kB 0*512kB 0*1024kB 
[  253.578562]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.580502] 0*2048kB 0*4096kB 
[  253.584320]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.588087] = 13864kB
[  253.588103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  253.593457]  ? graph_lock+0x170/0x170
[  253.596635] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  253.601646]  ? print_usage_bug+0xc0/0xc0
[  253.604046] 427 total pagecache pages
[  253.612875]  ? lock_release+0x970/0x970
[  253.612892]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.616681] 0 pages in swap cache
[  253.625257]  ? find_held_lock+0x36/0x1c0
[  253.629293] Swap cache stats: add 0, delete 0, find 0/0
[  253.629303] Free swap  = 0kB
[  253.633109]  ? graph_lock+0x170/0x170
[  253.637074] Total swap = 0kB
[  253.637084] 1965979 pages RAM
[  253.642275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.645709] 0 pages HighMem/MovableOnly
[  253.649768]  ? check_preemption_disabled+0x48/0x200
[  253.655112] 342744 pages reserved
[  253.655121] 0 pages cma reserved
[  253.658146]  ? __lock_is_held+0xb5/0x140
[  253.661979] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.664931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.664948]  ? check_preemption_disabled+0x48/0x200
[  253.664972]  run_timer_softirq+0x52/0xb0
[  253.668121] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.673784]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.677738] syz-executor7 cpuset=
[  253.682753]  __do_softirq+0x30b/0xad8
[  253.686193] syz7
[  253.689564]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.693609]  mems_allowed=0
[  253.700105]  ? pvclock_read_flags+0x160/0x160
[  253.751848]  ? lapic_next_event+0x5a/0x90
[  253.756003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.761562]  ? check_preemption_disabled+0x48/0x200
[  253.766587]  ? check_preemption_disabled+0x48/0x200
[  253.771617]  ? kvm_clock_read+0x18/0x30
[  253.775595]  ? kvm_sched_clock_read+0x9/0x20
[  253.780011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.785555]  ? check_preemption_disabled+0x48/0x200
[  253.790589]  irq_exit+0x17f/0x1c0
[  253.794054]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.798914]  ? smp_reschedule_interrupt+0x109/0x650
[  253.803942]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.809830]  ? interrupt_entry+0xb5/0xf0
[  253.813899]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.818921]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.823949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.828795]  ? trace_hardirqs_off+0x300/0x300
[  253.833292]  ? trace_hardirqs_off+0x300/0x300
[  253.837813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.843363]  ? check_preemption_disabled+0x48/0x200
[  253.848393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.853259]  apic_timer_interrupt+0xf/0x20
[  253.857492]  </IRQ>
[  253.859733] RIP: 0010:console_unlock+0x1017/0x11a0
[  253.864668] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  253.883578] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  253.891293] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  253.898574] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  253.905844] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  253.913115] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  253.920388] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  253.927675]  ? netconsole_netdev_event+0x280/0x280
[  253.932622]  ? console_unlock+0x100e/0x11a0
[  253.936966]  ? devkmsg_read+0xbb0/0xbb0
[  253.940954]  ? lock_release+0x970/0x970
[  253.944939]  ? retint_kernel+0x2d/0x2d
[  253.948852]  vprintk_emit+0x33d/0x930
[  253.952668]  ? wake_up_klogd+0x180/0x180
[  253.956755]  ? find_held_lock+0x36/0x1c0
[  253.960832]  ? mark_held_locks+0xc7/0x130
[  253.964999]  vprintk_default+0x28/0x30
[  253.968896]  vprintk_func+0x7e/0x181
[  253.972618]  printk+0xa7/0xcf
[  253.975734]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  253.980499]  ? kasan_check_write+0x14/0x20
[  253.984772]  ? do_raw_spin_lock+0xc1/0x200
[  253.989027]  show_free_areas.cold.119+0x1f34/0x215d
[  253.994075]  ? si_meminfo_node+0x260/0x260
[  253.998324]  ? __lock_acquire+0x7ec/0x4ec0
[  254.002568]  ? __lock_acquire+0x7ec/0x4ec0
[  254.006815]  ? __lock_acquire+0x7ec/0x4ec0
[  254.011066]  ? kasan_check_write+0x14/0x20
[  254.015316]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  254.021133]  ? mark_held_locks+0x130/0x130
[  254.025371]  ? mark_held_locks+0x130/0x130
[  254.029617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.035161]  ? graph_lock+0x170/0x170
[  254.038971]  ? put_dec+0x3b/0xf0
[  254.042345]  ? number+0x972/0xca0
[  254.045804]  ? __lock_acquire+0x7ec/0x4ec0
[  254.050045]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  254.055593]  ? find_held_lock+0x36/0x1c0
[  254.059676]  ? serial8250_console_write+0x8b3/0xb10
[  254.065321]  ? lock_downgrade+0x900/0x900
[  254.069503]  ? graph_lock+0x170/0x170
[  254.073322]  ? graph_lock+0x170/0x170
[  254.077129]  ? print_usage_bug+0xc0/0xc0
[  254.081193]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.085609]  ? trace_hardirqs_on+0x310/0x310
[  254.090025]  ? wq_watchdog_touch+0x9c/0xfe
[  254.094270]  ? io_serial_in+0x11/0x90
[  254.098087]  ? find_held_lock+0x36/0x1c0
[  254.102171]  ? mark_held_locks+0xc7/0x130
[  254.106336]  ? netconsole_netdev_event+0x280/0x280
[  254.111270]  ? console_unlock+0xfe2/0x11a0
[  254.115515]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.120109]  ? trace_hardirqs_on+0xbd/0x310
[  254.124440]  ? vprintk_emit+0x33d/0x930
[  254.128421]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.133900]  ? kasan_check_write+0x14/0x20
[  254.138142]  ? do_raw_spin_lock+0xc1/0x200
[  254.142389]  ? netconsole_netdev_event+0x280/0x280
[  254.147333]  ? console_unlock+0x98e/0x11a0
[  254.151589]  ? devkmsg_read+0xbb0/0xbb0
[  254.155575]  ? vprintk_emit+0x7f7/0x930
[  254.159556]  ? lock_release+0x970/0x970
[  254.163535]  ? preempt_count_add+0x7d/0x160
[  254.167868]  ? wake_up_klogd+0x11a/0x180
[  254.171937]  ? console_device+0xc0/0xc0
[  254.175924]  ? do_raw_spin_lock+0xc1/0x200
[  254.180171]  ? vprintk_emit+0x268/0x930
[  254.184155]  ? wake_up_klogd+0x180/0x180
[  254.188222]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.192989]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.198099]  ? retint_kernel+0x1b/0x2d
[  254.201993]  ? trace_hardirqs_on+0x310/0x310
[  254.206414]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.211182]  ? retint_kernel+0x2d/0x2d
[  254.215082]  ? arch_local_irq_restore+0x45/0x52
[  254.219758]  ? save_image_lzo.cold.20+0x629/0xecf
[  254.224607]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  254.229379]  ? show_mem+0x1e/0x17b
[  254.232932]  show_mem+0x34/0x17b
[  254.236311]  dump_header+0x2f1/0xf72
[  254.240040]  ? pagefault_out_of_memory+0x197/0x197
[  254.244985]  ? __lock_acquire+0x7ec/0x4ec0
[  254.249233]  ? print_usage_bug+0xc0/0xc0
[  254.253312]  ? graph_lock+0x170/0x170
[  254.257117]  ? graph_lock+0x170/0x170
[  254.260921]  ? print_usage_bug+0xc0/0xc0
[  254.264985]  ? print_usage_bug+0xc0/0xc0
[  254.269055]  ? print_usage_bug+0xc0/0xc0
[  254.273125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.278670]  ? find_held_lock+0x36/0x1c0
[  254.282750]  ? mark_held_locks+0xc7/0x130
[  254.286907]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  254.292015]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  254.297126]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.301718]  ? trace_hardirqs_on+0xbd/0x310
[  254.306047]  ? kasan_check_read+0x11/0x20
[  254.310199]  ? ___ratelimit+0x36f/0x655
[  254.314177]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.319635]  ? trace_hardirqs_on+0x310/0x310
[  254.324048]  ? lock_downgrade+0x900/0x900
[  254.328207]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.333320]  ? ___ratelimit+0xaa/0x655
[  254.337218]  ? idr_get_free+0xec0/0xec0
[  254.341199]  ? kasan_check_write+0x14/0x20
[  254.345441]  ? do_raw_spin_lock+0xc1/0x200
[  254.349688]  oom_kill_process.cold.27+0x10/0x903
[  254.354453]  ? graph_lock+0x170/0x170
[  254.358257]  ? _raw_spin_unlock+0x2c/0x50
[  254.362412]  ? oom_badness+0xe6/0xaa0
[  254.366223]  ? oom_evaluate_task+0x540/0x540
[  254.370640]  ? find_held_lock+0x36/0x1c0
[  254.374711]  ? out_of_memory+0x974/0x14c0
[  254.378868]  ? lock_downgrade+0x900/0x900
[  254.383025]  ? check_preemption_disabled+0x48/0x200
[  254.388058]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.393863]  ? kasan_check_read+0x11/0x20
[  254.398017]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.403302]  ? rcu_bh_qs+0xc0/0xc0
[  254.406860]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.411877]  ? oom_evaluate_task+0x302/0x540
[  254.416295]  out_of_memory+0xa86/0x14c0
[  254.420294]  ? oom_killer_disable+0x3a0/0x3a0
[  254.424811]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  254.430254]  ? __mutex_add_waiter+0x2a0/0x2a0
[  254.434776]  __alloc_pages_slowpath+0x2318/0x2d80
[  254.439660]  ? warn_alloc+0x120/0x120
[  254.443481]  ? find_get_entry+0x2f2/0xc40
[  254.447642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.453185]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  254.458120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.463664]  ? should_fail+0x22d/0xd01
[  254.467646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.472757]  ? __lock_is_held+0xb5/0x140
[  254.476863]  ? __lock_is_held+0xb5/0x140
[  254.480949]  ? ___might_sleep+0x1ed/0x300
[  254.485097]  ? lock_release+0x970/0x970
[  254.489081]  ? arch_local_save_flags+0x40/0x40
[  254.493682]  ? __might_sleep+0x95/0x190
[  254.497672]  __alloc_pages_nodemask+0xa80/0xde0
[  254.502357]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.507383]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.513185]  ? kasan_check_read+0x11/0x20
[  254.517340]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.522627]  ? graph_lock+0x170/0x170
[  254.526434]  ? print_usage_bug+0xc0/0xc0
[  254.530501]  ? graph_lock+0x170/0x170
[  254.534309]  ? graph_lock+0x170/0x170
[  254.538115]  ? __do_page_cache_readahead+0x7ce/0x980
[  254.543226]  ? find_held_lock+0x36/0x1c0
[  254.547296]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  254.552849]  alloc_pages_current+0x10c/0x210
[  254.557263]  ? lock_downgrade+0x900/0x900
[  254.561423]  __page_cache_alloc+0x38f/0x5b0
[  254.565751]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.571562]  ? kasan_check_read+0x11/0x20
[  254.575718]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.581001]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  254.585677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.591221]  ? check_preemption_disabled+0x48/0x200
[  254.596251]  filemap_fault+0x1594/0x25f0
[  254.600337]  ? __lock_page_or_retry+0xa00/0xa00
[  254.605011]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.609514]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.614100]  ? trace_hardirqs_on+0xbd/0x310
[  254.618429]  ? kasan_check_read+0x11/0x20
[  254.622584]  ? finish_task_switch+0x1f5/0x900
[  254.627085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.632541]  ? compat_start_thread+0x80/0x80
[  254.636958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.642510]  ? _raw_spin_unlock_irq+0x60/0x80
[  254.647012]  ? finish_task_switch+0x1f5/0x900
[  254.651515]  ? finish_task_switch+0x1b5/0x900
[  254.656020]  ? __switch_to_asm+0x34/0x70
[  254.660087]  ? __switch_to_asm+0x34/0x70
[  254.664152]  ? __switch_to_asm+0x34/0x70
[  254.668212]  ? __switch_to_asm+0x40/0x70
[  254.672272]  ? __switch_to_asm+0x34/0x70
[  254.676336]  ? __switch_to_asm+0x40/0x70
[  254.680398]  ? __switch_to_asm+0x34/0x70
[  254.684458]  ? __switch_to_asm+0x40/0x70
[  254.688522]  ? __switch_to_asm+0x34/0x70
[  254.692598]  ? graph_lock+0x170/0x170
[  254.696400]  ? __switch_to_asm+0x40/0x70
[  254.700472]  ? __schedule+0x874/0x1ed0
[  254.704386]  ? lock_acquire+0x1ed/0x520
[  254.708367]  ? ext4_filemap_fault+0x7a/0xad
[  254.712717]  ? lock_release+0x970/0x970
[  254.716694]  ? arch_local_save_flags+0x40/0x40
[  254.721283]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.726054]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.731165]  ? retint_kernel+0x1b/0x2d
[  254.735068]  ? down_read+0xb0/0x1d0
[  254.738706]  ? ext4_filemap_fault+0x7a/0xad
[  254.743032]  ? __down_interruptible+0x700/0x700
[  254.747706]  ? retint_kernel+0x2d/0x2d
[  254.751612]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  254.756206]  ext4_filemap_fault+0x82/0xad
[  254.760363]  __do_fault+0x100/0x6b0
[  254.764003]  ? lock_downgrade+0x900/0x900
[  254.768162]  ? print_bad_pte+0x6c0/0x6c0
[  254.772230]  ? do_futex+0x249/0x26d0
[  254.775948]  ? finish_task_switch+0x1f5/0x900
[  254.780459]  ? kasan_check_read+0x11/0x20
[  254.784615]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.789029]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  254.793620]  ? add_mm_counter_fast+0xd0/0xd0
[  254.798048]  __handle_mm_fault+0x3709/0x53e0
[  254.802462]  ? preempt_notifier_register+0x200/0x200
[  254.807580]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  254.812427]  ? __switch_to_asm+0x40/0x70
[  254.816494]  ? graph_lock+0x170/0x170
[  254.820295]  ? __switch_to_asm+0x40/0x70
[  254.824366]  ? print_usage_bug+0xc0/0xc0
[  254.828433]  ? graph_lock+0x170/0x170
[  254.832238]  ? graph_lock+0x170/0x170
[  254.836070]  ? handle_mm_fault+0x42a/0xc70
[  254.840323]  ? lock_downgrade+0x900/0x900
[  254.844504]  ? check_preemption_disabled+0x48/0x200
[  254.849537]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.855343]  ? kasan_check_read+0x11/0x20
[  254.859501]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.864794]  ? rcu_bh_qs+0xc0/0xc0
[  254.868351]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.873816]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.879372]  ? check_preemption_disabled+0x48/0x200
[  254.884411]  handle_mm_fault+0x54f/0xc70
[  254.888489]  ? __handle_mm_fault+0x53e0/0x53e0
[  254.893083]  ? find_vma+0x34/0x190
[  254.896643]  __do_page_fault+0x67d/0xed0
[  254.900725]  ? mm_fault_error+0x380/0x380
[  254.904885]  ? trace_hardirqs_off+0xb8/0x300
[  254.909316]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  254.914692]  ? trace_hardirqs_on+0x310/0x310
[  254.919114]  do_page_fault+0xf2/0x7e0
[  254.922927]  ? vmalloc_sync_all+0x30/0x30
[  254.927080]  ? error_entry+0x70/0xd0
[  254.930854]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.935877]  ? trace_hardirqs_on_caller+0xc0/0x300
[  254.940816]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.945758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.950629]  ? trace_hardirqs_off+0x300/0x300
[  254.955148]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.960277]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.965322]  ? page_fault+0x8/0x30
[  254.968882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.973739]  ? page_fault+0x8/0x30
[  254.977300]  page_fault+0x1e/0x30
[  254.980773] RIP: 0033:0x404068
[  254.983976] Code: Bad RIP value.
[  254.987346] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  254.992714] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  254.999988] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  255.007264] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  255.014539] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  255.021817] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  255.029128] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  255.029194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.036329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.036335] Call Trace:
[  255.036342]  <IRQ>
[  255.036362]  dump_stack+0x1c4/0x2b4
[  255.036380]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.036407]  warn_alloc.cold.118+0xb7/0x1bd
[  255.042951] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.052277]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.054844] syz-fuzzer cpuset=
[  255.056998]  ? lock_downgrade+0x900/0x900
[  255.060689] /
[  255.065887]  ? trace_hardirqs_off+0xb8/0x300
[  255.070182]  mems_allowed=0
[  255.080415]  ? trace_hardirqs_off+0xb8/0x300
[  255.106006]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.110896]  ? warn_alloc+0x120/0x120
[  255.114717]  ? warn_alloc+0x120/0x120
[  255.118527]  ? print_usage_bug+0xc0/0xc0
[  255.122601]  ? warn_alloc+0x120/0x120
[  255.126410]  ? print_usage_bug+0xc0/0xc0
[  255.130482]  ? __lock_acquire+0x7ec/0x4ec0
[  255.134726]  ? __lock_acquire+0x7ec/0x4ec0
[  255.138970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.144520]  ? should_fail+0x22d/0xd01
[  255.148432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.153553]  ? __lock_acquire+0x7ec/0x4ec0
[  255.157834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.162954]  ? __lock_acquire+0x7ec/0x4ec0
[  255.167203]  ? should_fail+0x22d/0xd01
[  255.171119]  ? mark_held_locks+0x130/0x130
[  255.175380]  ? mark_held_locks+0x130/0x130
[  255.179628]  ? graph_lock+0x170/0x170
[  255.183437]  ? graph_lock+0x170/0x170
[  255.187250]  ? graph_lock+0x170/0x170
[  255.191063]  ? print_usage_bug+0xc0/0xc0
[  255.195134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.200687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.206244]  ? check_preemption_disabled+0x48/0x200
[  255.211274]  ? check_preemption_disabled+0x48/0x200
[  255.216317]  ? __lock_is_held+0xb5/0x140
[  255.220408]  __alloc_pages_nodemask+0xa80/0xde0
[  255.225090]  ? graph_lock+0x170/0x170
[  255.228911]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.233933]  ? graph_lock+0x170/0x170
[  255.237757]  ? find_held_lock+0x36/0x1c0
[  255.241848]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.246531]  ? lock_downgrade+0x900/0x900
[  255.250705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.256263]  cache_grow_begin+0x91/0x8c0
[  255.260343]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.264774]  fallback_alloc+0x203/0x2e0
[  255.268776]  ____cache_alloc_node+0x1c7/0x1e0
[  255.273296]  kmem_cache_alloc_node+0xe3/0x730
[  255.277815]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.282072]  __alloc_skb+0x119/0x770
[  255.285830]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.291132]  ? skb_scrub_packet+0x490/0x490
[  255.295468]  ? lock_downgrade+0x900/0x900
[  255.299636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.305194]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.310668]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.316135]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.321043]  ndisc_alloc_skb+0x144/0x340
[  255.325127]  ndisc_send_rs+0x331/0x6e0
[  255.329036]  addrconf_rs_timer+0x3c0/0x6f0
[  255.333293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.337552]  call_timer_fn+0x272/0x920
[  255.341455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.345713]  ? process_timeout+0x40/0x40
[  255.349790]  ? find_held_lock+0x36/0x1c0
[  255.353881]  ? __run_timers+0x7da/0xc70
[  255.357874]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.362384]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.366892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.371145]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  255.375742]  ? trace_hardirqs_on+0xbd/0x310
[  255.380083]  ? kasan_check_read+0x11/0x20
[  255.384246]  ? __run_timers+0x7da/0xc70
[  255.388243]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.393811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.398072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.402329]  __run_timers+0x7e5/0xc70
[  255.406157]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.411535]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.416564]  ? graph_lock+0x170/0x170
[  255.420377]  ? enqueue_hrtimer+0x1a5/0x560
[  255.424618]  ? lock_release+0x970/0x970
[  255.428601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.433826]  ? find_held_lock+0x36/0x1c0
[  255.437902]  ? graph_lock+0x170/0x170
[  255.441719]  ? pvclock_read_flags+0x160/0x160
[  255.446224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.451784]  ? check_preemption_disabled+0x48/0x200
[  255.456837]  ? __lock_is_held+0xb5/0x140
[  255.460916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.466470]  ? check_preemption_disabled+0x48/0x200
[  255.471509]  run_timer_softirq+0x52/0xb0
[  255.475583]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.480612]  __do_softirq+0x30b/0xad8
[  255.484437]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.489560]  ? pvclock_read_flags+0x160/0x160
[  255.494065]  ? lapic_next_event+0x5a/0x90
[  255.498225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.503785]  ? check_preemption_disabled+0x48/0x200
[  255.508877]  ? check_preemption_disabled+0x48/0x200
[  255.513922]  ? kvm_clock_read+0x18/0x30
[  255.517914]  ? kvm_sched_clock_read+0x9/0x20
[  255.522334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.527918]  ? check_preemption_disabled+0x48/0x200
[  255.532972]  irq_exit+0x17f/0x1c0
[  255.536442]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.541297]  ? smp_reschedule_interrupt+0x109/0x650
[  255.546328]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.552227]  ? interrupt_entry+0xb5/0xf0
[  255.556303]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.561332]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.566366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.571228]  ? trace_hardirqs_off+0x300/0x300
[  255.575733]  ? trace_hardirqs_off+0x300/0x300
[  255.580253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.585815]  ? check_preemption_disabled+0x48/0x200
[  255.590876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.595759]  apic_timer_interrupt+0xf/0x20
[  255.600019]  </IRQ>
[  255.602267] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.607214] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  255.626135] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  255.633950] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.641234] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  255.648531] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  255.655819] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.663105] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  255.670524]  skb_clone+0x1bb/0x500
[  255.674083]  ? skb_split+0x11e0/0x11e0
[  255.677988]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.682760]  ? lockdep_hardirqs_on+0x421/0x5c0
[  255.687369]  ? retint_kernel+0x2d/0x2d
[  255.691268]  ? trace_hardirqs_on_caller+0xc0/0x300
[  255.696212]  ? retint_kernel+0x2d/0x2d
[  255.700115]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.704895]  bpf_clone_redirect+0xb9/0x490
[  255.709155]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  255.714381]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  255.719431]  ? retint_kernel+0x2d/0x2d
[  255.723354]  ? find_held_lock+0x36/0x1c0
[  255.727448]  ? lock_acquire+0x1ed/0x520
[  255.731442]  ? bpf_test_run+0x32e/0x5a0
[  255.735429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.740978]  ? check_preemption_disabled+0x48/0x200
[  255.746015]  ? kasan_check_read+0x11/0x20
[  255.750172]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.755462]  ? rcu_bh_qs+0xc0/0xc0
[  255.759015]  ? preempt_schedule+0x4d/0x60
[  255.763171]  ? ___preempt_schedule+0x16/0x18
[  255.767596]  ? bpf_test_run+0x1c0/0x5a0
[  255.771587]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.776008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.781551]  ? bpf_test_init.isra.9+0x70/0x100
[  255.786148]  ? bpf_prog_test_run_skb+0x634/0xb40
[  255.790925]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.795784]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.801338]  ? fput+0x130/0x1a0
[  255.804630]  ? __bpf_prog_get+0x9b/0x290
[  255.808707]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.813557]  ? bpf_prog_test_run+0x130/0x1a0
[  255.817979]  ? __x64_sys_bpf+0x3d8/0x510
[  255.822047]  ? bpf_prog_get+0x20/0x20
[  255.825869]  ? do_syscall_64+0x2a5/0x820
[  255.829945]  ? do_syscall_64+0x1b9/0x820
[  255.834017]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.839401]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.844341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.849196]  ? trace_hardirqs_off+0x300/0x300
[  255.853703]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.858727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.864284]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.869318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.874183]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.879578] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  255.879585] warn_alloc_show_mem: 1 callbacks suppressed
[  255.879593] Mem-Info:
[  255.886519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.886529] Call Trace:
[  255.891910] active_anon:38791 inactive_anon:372 isolated_anon:0
[  255.891910]  active_file:33 inactive_file:13 isolated_file:0
[  255.891910]  unevictable:0 dirty:0 writeback:0 unstable:0
[  255.891910]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  255.891910]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  255.891910]  free:13743 free_pcp:141 free_cma:0
[  255.894285]  <IRQ>
[  255.903655] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  255.906238]  dump_stack+0x1c4/0x2b4
[  255.939109] Node 0 
[  255.941272]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.969040] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  255.972678]  warn_alloc.cold.118+0xb7/0x1bd
[  255.974886] lowmem_reserve[]:
[  255.980081]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.005587]  0
[  256.009925]  ? lock_downgrade+0x900/0x900
[  256.013010]  2817
[  256.017867]  ? trace_hardirqs_off+0xb8/0x300
[  256.019659]  6321
[  256.023815]  ? trace_hardirqs_off+0xb8/0x300
[  256.025853]  6321
[  256.030274]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.036750]  ? warn_alloc+0x120/0x120
[  256.038771] Node 0 
[  256.043614]  ? warn_alloc+0x120/0x120
[  256.047413] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  256.049626]  ? print_usage_bug+0xc0/0xc0
[  256.053405] lowmem_reserve[]:
[  256.080598]  ? warn_alloc+0x120/0x120
[  256.084649]  0
[  256.087763]  ? print_usage_bug+0xc0/0xc0
[  256.091554]  0 3503
[  256.093377]  ? __lock_acquire+0x7ec/0x4ec0
[  256.097412]  3503
[  256.099668]  ? __lock_acquire+0x7ec/0x4ec0
[  256.103885] Node 0 
[  256.105957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.110194] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  256.112493]  ? should_fail+0x22d/0xd01
[  256.117998] lowmem_reserve[]: 0
[  256.146488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.150358]  0
[  256.153642]  ? __lock_acquire+0x7ec/0x4ec0
[  256.158726]  0
[  256.160543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.164752]  0
[  256.166567]  ? __lock_acquire+0x7ec/0x4ec0
[  256.173453]  ? should_fail+0x22d/0xd01
[  256.177672] Node 0 DMA: 1*4kB 
[  256.181573]  ? mark_held_locks+0x130/0x130
[  256.181592]  ? mark_held_locks+0x130/0x130
[  256.184780] (U) 
[  256.189022]  ? graph_lock+0x170/0x170
[  256.193235] 0*8kB 
[  256.195215]  ? graph_lock+0x170/0x170
[  256.198997] 0*16kB 1*32kB 
[  256.201172]  ? graph_lock+0x170/0x170
[  256.204952] (U) 
[  256.207799]  ? print_usage_bug+0xc0/0xc0
[  256.211584] 2*64kB 
[  256.213561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.217597] (U) 
[  256.219840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.225351] 1*128kB (U) 
[  256.227344]  ? check_preemption_disabled+0x48/0x200
[  256.232867] 1*256kB 
[  256.235546]  ? check_preemption_disabled+0x48/0x200
[  256.240538] (U) 
[  256.242876]  ? __lock_is_held+0xb5/0x140
[  256.247863] 0*512kB 
[  256.249852]  __alloc_pages_nodemask+0xa80/0xde0
[  256.253890] 1*1024kB 
[  256.256221]  ? graph_lock+0x170/0x170
[  256.260868] (U) 
[  256.263288]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.267057] 1*2048kB (M) 
[  256.269045]  ? graph_lock+0x170/0x170
[  256.274039] 3*4096kB 
[  256.276813]  ? find_held_lock+0x36/0x1c0
[  256.280586] (M) 
[  256.283011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.287046] = 15908kB
[  256.289026]  ? lock_downgrade+0x900/0x900
[  256.293672] Node 0 
[  256.296096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.300216] DMA32: 
[  256.302457]  cache_grow_begin+0x91/0x8c0
[  256.307972] 4*4kB 
[  256.310236]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.314272] (M) 
[  256.316435]  fallback_alloc+0x203/0x2e0
[  256.320821] 0*8kB 
[  256.322806]  ____cache_alloc_node+0x1c7/0x1e0
[  256.326757] 4*16kB 
[  256.328919]  kmem_cache_alloc_node+0xe3/0x730
[  256.333384] (M) 
[  256.335627]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.340102] 1*32kB 
[  256.342090]  __alloc_skb+0x119/0x770
[  256.346298] (M) 
[  256.348543]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.352233] 4*64kB 
[  256.354210]  ? skb_scrub_packet+0x490/0x490
[  256.359489] (UM) 
[  256.361730]  ? lock_downgrade+0x900/0x900
[  256.366034] 2*128kB 
[  256.368103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.372220] (M) 
[  256.374549]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.380103] 2*256kB 
[  256.382088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.387513] (M) 
[  256.389842]  ? addrconf_rs_timer+0x6f0/0x6f0
[  256.395272] 3*512kB 
[  256.397264]  ndisc_alloc_skb+0x144/0x340
[  256.401634] (M) 
[  256.403968]  ndisc_send_rs+0x331/0x6e0
[  256.408004] 4*1024kB 
[  256.409990]  addrconf_rs_timer+0x3c0/0x6f0
[  256.413848] (UM) 1*2048kB 
[  256.416286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.420493] (U) 
[  256.423364]  call_timer_fn+0x272/0x920
[  256.428066] 4*4096kB (M) 
[  256.430062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.433922] = 25200kB
[  256.436680]  ? process_timeout+0x40/0x40
[  256.440888] Node 0 
[  256.443298]  ? find_held_lock+0x36/0x1c0
[  256.447337] Normal: 
[  256.449581]  ? mark_held_locks+0xc7/0x130
[  256.453617] 1032*4kB 
[  256.455937]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.460061] (UME) 
[  256.462474]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.466939] 423*8kB (UME) 
[  256.469102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.473576] 205*16kB 
[  256.476425]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.480637] (UME) 
[  256.483052]  ? trace_hardirqs_on+0xbd/0x310
[  256.487606] 58*32kB (UME) 
[  256.489781]  ? kasan_check_read+0x11/0x20
[  256.494063] 17*64kB (UM) 
[  256.496927]  ? __run_timers+0x7da/0xc70
[  256.501046] 1*128kB (U) 
[  256.503832]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.507777] 0*256kB 0*512kB 
[  256.510469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.515896] 0*1024kB 
[  256.518924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.523138] 0*2048kB 
[  256.525550]  __run_timers+0x7e5/0xc70
[  256.529760] 0*4096kB 
[  256.532188]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.535954] = 13864kB
[  256.538363]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.543800] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  256.546201]  ? graph_lock+0x170/0x170
[  256.551202] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  256.560037]  ? print_usage_bug+0xc0/0xc0
[  256.563835] 427 total pagecache pages
[  256.572418]  ? lock_release+0x970/0x970
[  256.576463] 0 pages in swap cache
[  256.580276]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.584239] Swap cache stats: add 0, delete 0, find 0/0
[  256.584249] Free swap  = 0kB
[  256.587704]  ? find_held_lock+0x36/0x1c0
[  256.592873] Total swap = 0kB
[  256.598238]  ? graph_lock+0x170/0x170
[  256.601256] 1965979 pages RAM
[  256.605352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.608350] 0 pages HighMem/MovableOnly
[  256.612153]  ? check_preemption_disabled+0x48/0x200
[  256.615235] 342744 pages reserved
[  256.620786]  ? __lock_is_held+0xb5/0x140
[  256.624725] 0 pages cma reserved
[  256.629746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.633268] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.637247]  ? check_preemption_disabled+0x48/0x200
[  256.640650] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.646140]  run_timer_softirq+0x52/0xb0
[  256.652609] syz-executor7 cpuset=
[  256.657636]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.668101] syz7
[  256.672165]  __do_softirq+0x30b/0xad8
[  256.675599]  mems_allowed=0
[  256.680630]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.694389]  ? pvclock_read_flags+0x160/0x160
[  256.698897]  ? lapic_next_event+0x5a/0x90
[  256.703050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.708598]  ? check_preemption_disabled+0x48/0x200
[  256.713629]  ? check_preemption_disabled+0x48/0x200
[  256.718663]  ? kvm_clock_read+0x18/0x30
[  256.722651]  ? kvm_sched_clock_read+0x9/0x20
[  256.727071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.732629]  ? check_preemption_disabled+0x48/0x200
[  256.737679]  irq_exit+0x17f/0x1c0
[  256.741144]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.745991]  ? smp_reschedule_interrupt+0x109/0x650
[  256.751017]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.756914]  ? interrupt_entry+0xb5/0xf0
[  256.760992]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.766020]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.771053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.775909]  ? trace_hardirqs_off+0x300/0x300
[  256.780409]  ? trace_hardirqs_off+0x300/0x300
[  256.784913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.790476]  ? check_preemption_disabled+0x48/0x200
[  256.795527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.800404]  apic_timer_interrupt+0xf/0x20
[  256.804643]  </IRQ>
[  256.806896] RIP: 0010:console_unlock+0x1017/0x11a0
[  256.811845] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  256.830772] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  256.838508] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  256.845807] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  256.853098] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  256.860390] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  256.867692] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  256.875002]  ? netconsole_netdev_event+0x280/0x280
[  256.879965]  ? console_unlock+0x100e/0x11a0
[  256.884339]  ? devkmsg_read+0xbb0/0xbb0
[  256.888340]  ? lock_release+0x970/0x970
[  256.892337]  ? retint_kernel+0x2d/0x2d
[  256.896258]  vprintk_emit+0x33d/0x930
[  256.900079]  ? wake_up_klogd+0x180/0x180
[  256.904172]  ? find_held_lock+0x36/0x1c0
[  256.908257]  ? mark_held_locks+0xc7/0x130
[  256.912427]  vprintk_default+0x28/0x30
[  256.916329]  vprintk_func+0x7e/0x181
[  256.920056]  printk+0xa7/0xcf
[  256.923172]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  256.927942]  ? kasan_check_write+0x14/0x20
[  256.932192]  ? do_raw_spin_lock+0xc1/0x200
[  256.936450]  show_free_areas.cold.119+0x1f34/0x215d
[  256.941506]  ? si_meminfo_node+0x260/0x260
[  256.945755]  ? __lock_acquire+0x7ec/0x4ec0
[  256.950023]  ? __lock_acquire+0x7ec/0x4ec0
[  256.954272]  ? __lock_acquire+0x7ec/0x4ec0
[  256.958534]  ? kasan_check_write+0x14/0x20
[  256.962797]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  256.968629]  ? mark_held_locks+0x130/0x130
[  256.972887]  ? mark_held_locks+0x130/0x130
[  256.977144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.982709]  ? graph_lock+0x170/0x170
[  256.986530]  ? put_dec+0x3b/0xf0
[  256.989915]  ? number+0x972/0xca0
[  256.993384]  ? __lock_acquire+0x7ec/0x4ec0
[  256.997638]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  257.003200]  ? find_held_lock+0x36/0x1c0
[  257.007289]  ? serial8250_console_write+0x8b3/0xb10
[  257.012329]  ? lock_downgrade+0x900/0x900
[  257.016493]  ? graph_lock+0x170/0x170
[  257.020308]  ? graph_lock+0x170/0x170
[  257.024123]  ? print_usage_bug+0xc0/0xc0
[  257.028201]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.032628]  ? trace_hardirqs_on+0x310/0x310
[  257.037053]  ? wq_watchdog_touch+0x9c/0xfe
[  257.041314]  ? io_serial_in+0x11/0x90
[  257.045147]  ? find_held_lock+0x36/0x1c0
[  257.049236]  ? mark_held_locks+0xc7/0x130
[  257.053405]  ? netconsole_netdev_event+0x280/0x280
[  257.058350]  ? console_unlock+0xfe2/0x11a0
[  257.062598]  ? lockdep_hardirqs_on+0x421/0x5c0
[  257.067240]  ? trace_hardirqs_on+0xbd/0x310
[  257.071576]  ? vprintk_emit+0x33d/0x930
[  257.075569]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.081033]  ? kasan_check_write+0x14/0x20
[  257.085281]  ? do_raw_spin_lock+0xc1/0x200
[  257.089536]  ? netconsole_netdev_event+0x280/0x280
[  257.094478]  ? console_unlock+0x98e/0x11a0
[  257.098736]  ? devkmsg_read+0xbb0/0xbb0
[  257.102730]  ? vprintk_emit+0x7f7/0x930
[  257.106725]  ? lock_release+0x970/0x970
[  257.110723]  ? preempt_count_add+0x7d/0x160
[  257.115059]  ? wake_up_klogd+0x11a/0x180
[  257.119136]  ? console_device+0xc0/0xc0
[  257.123124]  ? do_raw_spin_lock+0xc1/0x200
[  257.127383]  ? vprintk_emit+0x268/0x930
[  257.131382]  ? wake_up_klogd+0x180/0x180
[  257.135450]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.140217]  ? trace_hardirqs_off_caller+0x300/0x300
[  257.145339]  ? retint_kernel+0x1b/0x2d
[  257.149241]  ? trace_hardirqs_on+0x310/0x310
[  257.153676]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.158455]  ? retint_kernel+0x2d/0x2d
[  257.162364]  ? arch_local_irq_restore+0x45/0x52
[  257.167048]  ? save_image_lzo.cold.20+0x629/0xecf
[  257.171904]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  257.176678]  ? show_mem+0x1e/0x17b
[  257.180229]  show_mem+0x34/0x17b
[  257.183613]  dump_header+0x2f1/0xf72
[  257.187352]  ? pagefault_out_of_memory+0x197/0x197
[  257.192301]  ? __lock_acquire+0x7ec/0x4ec0
[  257.196561]  ? print_usage_bug+0xc0/0xc0
[  257.200638]  ? graph_lock+0x170/0x170
[  257.204443]  ? graph_lock+0x170/0x170
[  257.208251]  ? print_usage_bug+0xc0/0xc0
[  257.212321]  ? print_usage_bug+0xc0/0xc0
[  257.216392]  ? print_usage_bug+0xc0/0xc0
[  257.220464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.226018]  ? find_held_lock+0x36/0x1c0
[  257.230094]  ? mark_held_locks+0xc7/0x130
[  257.234250]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  257.239362]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  257.244477]  ? lockdep_hardirqs_on+0x421/0x5c0
[  257.249071]  ? trace_hardirqs_on+0xbd/0x310
[  257.253401]  ? kasan_check_read+0x11/0x20
[  257.257560]  ? ___ratelimit+0x36f/0x655
[  257.261544]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.267003]  ? trace_hardirqs_on+0x310/0x310
[  257.271428]  ? lock_downgrade+0x900/0x900
[  257.275607]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  257.280743]  ? ___ratelimit+0xaa/0x655
[  257.284660]  ? idr_get_free+0xec0/0xec0
[  257.288647]  ? kasan_check_write+0x14/0x20
[  257.292890]  ? do_raw_spin_lock+0xc1/0x200
[  257.297142]  oom_kill_process.cold.27+0x10/0x903
[  257.301911]  ? graph_lock+0x170/0x170
[  257.305726]  ? _raw_spin_unlock+0x2c/0x50
[  257.309880]  ? oom_badness+0xe6/0xaa0
[  257.313700]  ? oom_evaluate_task+0x540/0x540
[  257.318118]  ? find_held_lock+0x36/0x1c0
[  257.322410]  ? out_of_memory+0x974/0x14c0
[  257.326589]  ? lock_downgrade+0x900/0x900
[  257.330744]  ? check_preemption_disabled+0x48/0x200
[  257.335772]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.341580]  ? kasan_check_read+0x11/0x20
[  257.345737]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.351021]  ? rcu_bh_qs+0xc0/0xc0
[  257.354589]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.359614]  ? oom_evaluate_task+0x302/0x540
[  257.364036]  out_of_memory+0xa86/0x14c0
[  257.368027]  ? oom_killer_disable+0x3a0/0x3a0
[  257.372527]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  257.377466]  ? __mutex_add_waiter+0x2a0/0x2a0
[  257.381983]  __alloc_pages_slowpath+0x2318/0x2d80
[  257.386866]  ? warn_alloc+0x120/0x120
[  257.390686]  ? find_get_entry+0x2f2/0xc40
[  257.394852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.400399]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  257.405340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.411146]  ? should_fail+0x22d/0xd01
[  257.415048]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.420157]  ? __lock_is_held+0xb5/0x140
[  257.424251]  ? __lock_is_held+0xb5/0x140
[  257.428341]  ? ___might_sleep+0x1ed/0x300
[  257.432491]  ? lock_release+0x970/0x970
[  257.436475]  ? arch_local_save_flags+0x40/0x40
[  257.441075]  ? __might_sleep+0x95/0x190
[  257.445068]  __alloc_pages_nodemask+0xa80/0xde0
[  257.449754]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.454784]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.460591]  ? kasan_check_read+0x11/0x20
[  257.464761]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.470054]  ? graph_lock+0x170/0x170
[  257.473868]  ? print_usage_bug+0xc0/0xc0
[  257.477950]  ? graph_lock+0x170/0x170
[  257.481763]  ? graph_lock+0x170/0x170
[  257.485574]  ? __do_page_cache_readahead+0x7ce/0x980
[  257.490691]  ? find_held_lock+0x36/0x1c0
[  257.494773]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  257.500337]  alloc_pages_current+0x10c/0x210
[  257.504761]  ? lock_downgrade+0x900/0x900
[  257.508935]  __page_cache_alloc+0x38f/0x5b0
[  257.513269]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.519076]  ? kasan_check_read+0x11/0x20
[  257.523234]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.528522]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  257.533202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.538753]  ? check_preemption_disabled+0x48/0x200
[  257.543786]  filemap_fault+0x1594/0x25f0
[  257.547872]  ? __lock_page_or_retry+0xa00/0xa00
[  257.552545]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.557053]  ? lockdep_hardirqs_on+0x421/0x5c0
[  257.561647]  ? trace_hardirqs_on+0xbd/0x310
[  257.565977]  ? kasan_check_read+0x11/0x20
[  257.570135]  ? finish_task_switch+0x1f5/0x900
[  257.574638]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.580099]  ? compat_start_thread+0x80/0x80
[  257.584519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.590071]  ? _raw_spin_unlock_irq+0x60/0x80
[  257.594579]  ? finish_task_switch+0x1f5/0x900
[  257.599079]  ? finish_task_switch+0x1b5/0x900
[  257.603582]  ? __switch_to_asm+0x34/0x70
[  257.607652]  ? __switch_to_asm+0x34/0x70
[  257.611720]  ? __switch_to_asm+0x34/0x70
[  257.615822]  ? __switch_to_asm+0x40/0x70
[  257.619894]  ? __switch_to_asm+0x34/0x70
[  257.623968]  ? __switch_to_asm+0x40/0x70
[  257.628038]  ? __switch_to_asm+0x34/0x70
[  257.632106]  ? __switch_to_asm+0x40/0x70
[  257.636168]  ? __switch_to_asm+0x34/0x70
[  257.640253]  ? graph_lock+0x170/0x170
[  257.644061]  ? __switch_to_asm+0x40/0x70
[  257.648139]  ? __schedule+0x874/0x1ed0
[  257.652055]  ? lock_acquire+0x1ed/0x520
[  257.656042]  ? ext4_filemap_fault+0x7a/0xad
[  257.660381]  ? lock_release+0x970/0x970
[  257.664364]  ? arch_local_save_flags+0x40/0x40
[  257.668959]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.673731]  ? trace_hardirqs_off_caller+0x300/0x300
[  257.678845]  ? retint_kernel+0x1b/0x2d
[  257.682750]  ? down_read+0xb0/0x1d0
[  257.686383]  ? ext4_filemap_fault+0x7a/0xad
[  257.690725]  ? __down_interruptible+0x700/0x700
[  257.695404]  ? retint_kernel+0x2d/0x2d
[  257.699316]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  257.703913]  ext4_filemap_fault+0x82/0xad
[  257.708070]  __do_fault+0x100/0x6b0
[  257.711705]  ? lock_downgrade+0x900/0x900
[  257.715871]  ? print_bad_pte+0x6c0/0x6c0
[  257.719955]  ? do_futex+0x249/0x26d0
[  257.723947]  ? finish_task_switch+0x1f5/0x900
[  257.728460]  ? kasan_check_read+0x11/0x20
[  257.732617]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.737468]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  257.742063]  ? add_mm_counter_fast+0xd0/0xd0
[  257.746496]  __handle_mm_fault+0x3709/0x53e0
[  257.750924]  ? preempt_notifier_register+0x200/0x200
[  257.756053]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  257.760927]  ? __switch_to_asm+0x40/0x70
[  257.764999]  ? graph_lock+0x170/0x170
[  257.768898]  ? __switch_to_asm+0x40/0x70
[  257.772976]  ? print_usage_bug+0xc0/0xc0
[  257.777056]  ? graph_lock+0x170/0x170
[  257.780883]  ? graph_lock+0x170/0x170
[  257.784799]  ? handle_mm_fault+0x42a/0xc70
[  257.789049]  ? lock_downgrade+0x900/0x900
[  257.793206]  ? check_preemption_disabled+0x48/0x200
[  257.798245]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.804062]  ? kasan_check_read+0x11/0x20
[  257.808251]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.813542]  ? rcu_bh_qs+0xc0/0xc0
[  257.817094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.822563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.828120]  ? check_preemption_disabled+0x48/0x200
[  257.833161]  handle_mm_fault+0x54f/0xc70
[  257.837239]  ? __handle_mm_fault+0x53e0/0x53e0
[  257.841834]  ? find_vma+0x34/0x190
[  257.845423]  __do_page_fault+0x67d/0xed0
[  257.849511]  ? mm_fault_error+0x380/0x380
[  257.853663]  ? trace_hardirqs_off+0xb8/0x300
[  257.858088]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  257.863462]  ? trace_hardirqs_on+0x310/0x310
[  257.867890]  do_page_fault+0xf2/0x7e0
[  257.871702]  ? vmalloc_sync_all+0x30/0x30
[  257.875982]  ? error_entry+0x70/0xd0
[  257.879706]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.884728]  ? trace_hardirqs_on_caller+0xc0/0x300
[  257.889666]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.894603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.899456]  ? trace_hardirqs_off+0x300/0x300
[  257.903956]  ? trace_hardirqs_off_caller+0x300/0x300
[  257.909099]  ? prepare_exit_to_usermode+0x291/0x3b0
[  257.914137]  ? page_fault+0x8/0x30
[  257.917696]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.922669]  ? page_fault+0x8/0x30
[  257.926226]  page_fault+0x1e/0x30
[  257.929686] RIP: 0033:0x404068
[  257.932891] Code: Bad RIP value.
[  257.936288] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  257.941665] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  257.948944] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  257.956222] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  257.963507] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  257.970805] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  257.978121] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  257.978187] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.985350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.985356] Call Trace:
[  257.985363]  <IRQ>
[  257.985383]  dump_stack+0x1c4/0x2b4
[  257.985403]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.991943] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.001258]  warn_alloc.cold.118+0xb7/0x1bd
[  258.003817] syz-fuzzer cpuset=
[  258.005965]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.009569] /
[  258.014934]  ? lock_downgrade+0x900/0x900
[  258.025142]  mems_allowed=0
[  258.046252]  ? trace_hardirqs_off+0xb8/0x300
[  258.050677]  ? trace_hardirqs_off+0xb8/0x300
[  258.055103]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.059990]  ? warn_alloc+0x120/0x120
[  258.063822]  ? warn_alloc+0x120/0x120
[  258.067641]  ? print_usage_bug+0xc0/0xc0
[  258.071714]  ? warn_alloc+0x120/0x120
[  258.075523]  ? print_usage_bug+0xc0/0xc0
[  258.079594]  ? __lock_acquire+0x7ec/0x4ec0
[  258.083835]  ? __lock_acquire+0x7ec/0x4ec0
[  258.088081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.093625]  ? should_fail+0x22d/0xd01
[  258.097522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.102636]  ? __lock_acquire+0x7ec/0x4ec0
[  258.106889]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.111994]  ? __lock_acquire+0x7ec/0x4ec0
[  258.116231]  ? should_fail+0x22d/0xd01
[  258.120139]  ? mark_held_locks+0x130/0x130
[  258.124385]  ? mark_held_locks+0x130/0x130
[  258.128627]  ? graph_lock+0x170/0x170
[  258.132432]  ? graph_lock+0x170/0x170
[  258.136239]  ? graph_lock+0x170/0x170
[  258.140046]  ? print_usage_bug+0xc0/0xc0
[  258.144120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.149679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.155231]  ? check_preemption_disabled+0x48/0x200
[  258.160259]  ? check_preemption_disabled+0x48/0x200
[  258.165301]  ? __lock_is_held+0xb5/0x140
[  258.169379]  __alloc_pages_nodemask+0xa80/0xde0
[  258.174054]  ? graph_lock+0x170/0x170
[  258.177865]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.182880]  ? graph_lock+0x170/0x170
[  258.186700]  ? find_held_lock+0x36/0x1c0
[  258.190794]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.195492]  ? lock_downgrade+0x900/0x900
[  258.199651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.205199]  cache_grow_begin+0x91/0x8c0
[  258.209271]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.213698]  fallback_alloc+0x203/0x2e0
[  258.217686]  ____cache_alloc_node+0x1c7/0x1e0
[  258.222198]  kmem_cache_alloc_node+0xe3/0x730
[  258.226703]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.230954]  __alloc_skb+0x119/0x770
[  258.234674]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.239966]  ? skb_scrub_packet+0x490/0x490
[  258.244296]  ? lock_downgrade+0x900/0x900
[  258.248466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.254028]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.259491]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.264954]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.269381]  ndisc_alloc_skb+0x144/0x340
[  258.273462]  ndisc_send_rs+0x331/0x6e0
[  258.277363]  addrconf_rs_timer+0x3c0/0x6f0
[  258.281618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.285873]  call_timer_fn+0x272/0x920
[  258.289770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.294017]  ? process_timeout+0x40/0x40
[  258.298083]  ? find_held_lock+0x36/0x1c0
[  258.302162]  ? __run_timers+0x7da/0xc70
[  258.306145]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.310643]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.315146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.319389]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.323980]  ? trace_hardirqs_on+0xbd/0x310
[  258.328312]  ? kasan_check_read+0x11/0x20
[  258.332485]  ? __run_timers+0x7da/0xc70
[  258.336510]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.341987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.346246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.350496]  __run_timers+0x7e5/0xc70
[  258.354322]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.359701]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.364732]  ? graph_lock+0x170/0x170
[  258.368554]  ? enqueue_hrtimer+0x1a5/0x560
[  258.372799]  ? lock_release+0x970/0x970
[  258.376797]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.382018]  ? find_held_lock+0x36/0x1c0
[  258.386095]  ? graph_lock+0x170/0x170
[  258.389910]  ? pvclock_read_flags+0x160/0x160
[  258.394420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.399976]  ? check_preemption_disabled+0x48/0x200
[  258.405026]  ? __lock_is_held+0xb5/0x140
[  258.409105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.414661]  ? check_preemption_disabled+0x48/0x200
[  258.419701]  run_timer_softirq+0x52/0xb0
[  258.423771]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.429260]  __do_softirq+0x30b/0xad8
[  258.433090]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.438207]  ? pvclock_read_flags+0x160/0x160
[  258.442712]  ? lapic_next_event+0x5a/0x90
[  258.446873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.452424]  ? check_preemption_disabled+0x48/0x200
[  258.457465]  ? check_preemption_disabled+0x48/0x200
[  258.462504]  ? kvm_clock_read+0x18/0x30
[  258.466490]  ? kvm_sched_clock_read+0x9/0x20
[  258.470911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.476463]  ? check_preemption_disabled+0x48/0x200
[  258.481505]  irq_exit+0x17f/0x1c0
[  258.484973]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.489833]  ? smp_reschedule_interrupt+0x109/0x650
[  258.494871]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.500776]  ? interrupt_entry+0xb5/0xf0
[  258.504859]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.509892]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.514923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.519777]  ? trace_hardirqs_off+0x300/0x300
[  258.524286]  ? trace_hardirqs_off+0x300/0x300
[  258.528796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.534356]  ? check_preemption_disabled+0x48/0x200
[  258.539400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.544266]  apic_timer_interrupt+0xf/0x20
[  258.548503]  </IRQ>
[  258.550753] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  258.555692] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  258.574608] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  258.582338] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  258.589623] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  258.596928] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  258.604234] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.611532] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  258.618873]  skb_clone+0x1bb/0x500
[  258.622429]  ? skb_split+0x11e0/0x11e0
[  258.626330]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.631105]  ? lockdep_hardirqs_on+0x421/0x5c0
[  258.635705]  ? retint_kernel+0x2d/0x2d
[  258.639604]  ? trace_hardirqs_on_caller+0xc0/0x300
[  258.644546]  ? retint_kernel+0x2d/0x2d
[  258.648446]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.653224]  bpf_clone_redirect+0xb9/0x490
[  258.657474]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  258.662688]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  258.667729]  ? retint_kernel+0x2d/0x2d
[  258.671642]  ? find_held_lock+0x36/0x1c0
[  258.675724]  ? lock_acquire+0x1ed/0x520
[  258.679709]  ? bpf_test_run+0x32e/0x5a0
[  258.683696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.689251]  ? check_preemption_disabled+0x48/0x200
[  258.694288]  ? kasan_check_read+0x11/0x20
[  258.698457]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.703753]  ? rcu_bh_qs+0xc0/0xc0
[  258.707309]  ? preempt_schedule+0x4d/0x60
[  258.711469]  ? ___preempt_schedule+0x16/0x18
[  258.716767]  ? bpf_test_run+0x1c0/0x5a0
[  258.720785]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.725222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.730773]  ? bpf_test_init.isra.9+0x70/0x100
[  258.735375]  ? bpf_prog_test_run_skb+0x634/0xb40
[  258.740150]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.745000]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.750551]  ? fput+0x130/0x1a0
[  258.753857]  ? __bpf_prog_get+0x9b/0x290
[  258.757950]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.762812]  ? bpf_prog_test_run+0x130/0x1a0
[  258.767240]  ? __x64_sys_bpf+0x3d8/0x510
[  258.771306]  ? bpf_prog_get+0x20/0x20
[  258.775127]  ? do_syscall_64+0x2a5/0x820
[  258.779206]  ? do_syscall_64+0x1b9/0x820
[  258.783271]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.788649]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.793587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.798448]  ? trace_hardirqs_off+0x300/0x300
[  258.802964]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.808014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.813577]  ? prepare_exit_to_usermode+0x291/0x3b0
[  258.818641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.824132]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.829532] warn_alloc_show_mem: 1 callbacks suppressed
[  258.829545] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  258.829548] Mem-Info:
[  258.829579] active_anon:38791 inactive_anon:372 isolated_anon:0
[  258.829579]  active_file:33 inactive_file:13 isolated_file:0
[  258.829579]  unevictable:0 dirty:0 writeback:0 unstable:0
[  258.829579]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  258.829579]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  258.829579]  free:13743 free_pcp:141 free_cma:0
[  258.834936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.834946] Call Trace:
[  258.841894] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  258.844297]  <IRQ>
[  258.877177] Node 0 
[  258.886549]  dump_stack+0x1c4/0x2b4
[  258.889141] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  258.916888]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.919022] lowmem_reserve[]:
[  258.921270]  warn_alloc.cold.118+0xb7/0x1bd
[  258.924864]  0
[  258.950383]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.955558]  2817
[  258.958670]  ? lock_downgrade+0x900/0x900
[  258.962969]  6321
[  258.964789]  ? trace_hardirqs_off+0xb8/0x300
[  258.969601]  6321
[  258.971677]  ? trace_hardirqs_off+0xb8/0x300
[  258.975800] Node 0 
[  258.977874]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.982283] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  258.984356]  ? warn_alloc+0x120/0x120
[  258.988706] lowmem_reserve[]: 0
[  258.990962]  ? warn_alloc+0x120/0x120
[  258.995783]  0
[  259.022954]  ? print_usage_bug+0xc0/0xc0
[  259.026733]  3503 3503
[  259.030033]  ? warn_alloc+0x120/0x120
[  259.035621]  ? print_usage_bug+0xc0/0xc0
[  259.039662] Node 0 
[  259.042163]  ? __lock_acquire+0x7ec/0x4ec0
[  259.045974] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  259.050014]  ? __lock_acquire+0x7ec/0x4ec0
[  259.052221] lowmem_reserve[]: 0
[  259.056472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.084913]  0
[  259.089161]  ? should_fail+0x22d/0xd01
[  259.092411]  0
[  259.097954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.099735]  0
[  259.103646]  ? __lock_acquire+0x7ec/0x4ec0
[  259.105410] Node 0 
[  259.110520]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.112304] DMA: 
[  259.116549]  ? __lock_acquire+0x7ec/0x4ec0
[  259.118776] 1*4kB 
[  259.123875]  ? should_fail+0x22d/0xd01
[  259.123904]  ? mark_held_locks+0x130/0x130
[  259.125943] (U) 
[  259.130178]  ? mark_held_locks+0x130/0x130
[  259.132315] 0*8kB 
[  259.136200]  ? graph_lock+0x170/0x170
[  259.140417] 0*16kB 
[  259.142390]  ? graph_lock+0x170/0x170
[  259.146603] 1*32kB 
[  259.148756]  ? graph_lock+0x170/0x170
[  259.152534] (U) 
[  259.154789]  ? print_usage_bug+0xc0/0xc0
[  259.158554] 2*64kB 
[  259.160803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.164583] (U) 
[  259.166563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.170600] 1*128kB (U) 
[  259.172851]  ? check_preemption_disabled+0x48/0x200
[  259.178359] 1*256kB (U) 
[  259.180355]  ? check_preemption_disabled+0x48/0x200
[  259.185868] 0*512kB 
[  259.188551]  ? __lock_is_held+0xb5/0x140
[  259.193536] 1*1024kB 
[  259.196219]  __alloc_pages_nodemask+0xa80/0xde0
[  259.201205] (U) 
[  259.203535]  ? graph_lock+0x170/0x170
[  259.207578] 1*2048kB 
[  259.209997]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.214724] (M) 
[  259.216703]  ? graph_lock+0x170/0x170
[  259.220477] 3*4096kB (M) 
[  259.222913]  ? find_held_lock+0x36/0x1c0
[  259.227905] = 15908kB
[  259.229894]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.233661] Node 0 
[  259.236423]  ? lock_downgrade+0x900/0x900
[  259.240458] DMA32: 
[  259.242875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.247520] 4*4kB 
[  259.249772]  cache_grow_begin+0x91/0x8c0
[  259.253886] (M) 
[  259.256127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.261638] 0*8kB 4*16kB 
[  259.263814]  fallback_alloc+0x203/0x2e0
[  259.267851] (M) 
[  259.269847]  ____cache_alloc_node+0x1c7/0x1e0
[  259.274225] 1*32kB 
[  259.276990]  kmem_cache_alloc_node+0xe3/0x730
[  259.280947] (M) 
[  259.282925]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.287393] 4*64kB (UM) 
[  259.289651]  __alloc_skb+0x119/0x770
[  259.294119] 2*128kB 
[  259.296099]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.300304] (M) 
[  259.302985]  ? skb_scrub_packet+0x490/0x490
[  259.306676] 2*256kB 
[  259.309013]  ? lock_downgrade+0x900/0x900
[  259.314268] (M) 
[  259.316254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.320993] 3*512kB (M) 
[  259.323345]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.327469] 4*1024kB 
[  259.329451]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.334965] (UM) 
[  259.337642]  ? addrconf_rs_timer+0x6f0/0x6f0
[  259.343065] 1*2048kB (U) 
[  259.345504]  ndisc_alloc_skb+0x144/0x340
[  259.350933] 4*4096kB (M) 
[  259.353015]  ndisc_send_rs+0x331/0x6e0
[  259.357414] = 25200kB
[  259.360185]  addrconf_rs_timer+0x3c0/0x6f0
[  259.364219] Node 0 
[  259.366989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.370845] Normal: 
[  259.373271]  call_timer_fn+0x272/0x920
[  259.377472] 1032*4kB 
[  259.379710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.383920] (UME) 
[  259.386246]  ? process_timeout+0x40/0x40
[  259.390113] 423*8kB 
[  259.392517]  ? find_held_lock+0x36/0x1c0
[  259.392542]  ? mark_held_locks+0xc7/0x130
[  259.396781] (UME) 
[  259.398938]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.402980] 205*16kB 
[  259.405311]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.409347] (UME) 
[  259.413497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.415623] 58*32kB 
[  259.420119]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  259.422506] (UME) 
[  259.427001]  ? trace_hardirqs_on+0xbd/0x310
[  259.429130] 17*64kB 
[  259.433367]  ? kasan_check_read+0x11/0x20
[  259.435669] (UM) 
[  259.440254]  ? __run_timers+0x7da/0xc70
[  259.442397] 1*128kB 
[  259.446724]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.449024] (U) 
[  259.453180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.455222] 0*256kB 
[  259.459200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.461503] 0*512kB 
[  259.466952]  __run_timers+0x7e5/0xc70
[  259.468908] 0*1024kB 
[  259.473185]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  259.475560] 0*2048kB 0*4096kB 
[  259.479811]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.482122] = 13864kB
[  259.485923]  ? graph_lock+0x170/0x170
[  259.488321] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  259.493678]  ? print_usage_bug+0xc0/0xc0
[  259.496854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  259.496865] 427 total pagecache pages
[  259.501887]  ? lock_release+0x970/0x970
[  259.501907]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  259.504314] 0 pages in swap cache
[  259.508133]  ? find_held_lock+0x36/0x1c0
[  259.516944] Swap cache stats: add 0, delete 0, find 0/0
[  259.516954] Free swap  = 0kB
[  259.521020]  ? graph_lock+0x170/0x170
[  259.529567] Total swap = 0kB
[  259.529576] 1965979 pages RAM
[  259.533377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.537339] 0 pages HighMem/MovableOnly
[  259.542528]  ? check_preemption_disabled+0x48/0x200
[  259.545962] 342744 pages reserved
[  259.550027]  ? __lock_is_held+0xb5/0x140
[  259.555355] 0 pages cma reserved
[  259.555448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.558385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.562222] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.565182]  ? check_preemption_disabled+0x48/0x200
[  259.568263] syz-executor7 cpuset=
[  259.573809]  run_timer_softirq+0x52/0xb0
[  259.577768] syz7
[  259.582779]  ? rcu_read_lock_sched_held+0x108/0x120
[  259.582798]  __do_softirq+0x30b/0xad8
[  259.586238]  mems_allowed=0
[  259.590314]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  259.647370]  ? pvclock_read_flags+0x160/0x160
[  259.651871]  ? lapic_next_event+0x5a/0x90
[  259.656022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.661568]  ? check_preemption_disabled+0x48/0x200
[  259.666591]  ? check_preemption_disabled+0x48/0x200
[  259.671620]  ? kvm_clock_read+0x18/0x30
[  259.675600]  ? kvm_sched_clock_read+0x9/0x20
[  259.680019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.685574]  ? check_preemption_disabled+0x48/0x200
[  259.690611]  irq_exit+0x17f/0x1c0
[  259.694072]  smp_apic_timer_interrupt+0x1cb/0x760
[  259.698920]  ? smp_reschedule_interrupt+0x109/0x650
[  259.703945]  ? smp_call_function_single_interrupt+0x650/0x650
[  259.709838]  ? interrupt_entry+0xb5/0xf0
[  259.713909]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.718929]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.723951]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.728809]  ? trace_hardirqs_off+0x300/0x300
[  259.733313]  ? trace_hardirqs_off+0x300/0x300
[  259.737813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.743362]  ? check_preemption_disabled+0x48/0x200
[  259.748392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.753256]  apic_timer_interrupt+0xf/0x20
[  259.757487]  </IRQ>
[  259.759735] RIP: 0010:console_unlock+0x1017/0x11a0
[  259.764669] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  259.783579] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  259.791297] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  259.798578] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  259.805847] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  259.813118] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  259.820393] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  259.827689]  ? netconsole_netdev_event+0x280/0x280
[  259.832638]  ? console_unlock+0x100e/0x11a0
[  259.837024]  ? devkmsg_read+0xbb0/0xbb0
[  259.841007]  ? lock_release+0x970/0x970
[  259.844991]  ? retint_kernel+0x2d/0x2d
[  259.848900]  vprintk_emit+0x33d/0x930
[  259.852711]  ? wake_up_klogd+0x180/0x180
[  259.856800]  ? find_held_lock+0x36/0x1c0
[  259.860888]  ? mark_held_locks+0xc7/0x130
[  259.865049]  vprintk_default+0x28/0x30
[  259.868963]  vprintk_func+0x7e/0x181
[  259.872695]  printk+0xa7/0xcf
[  259.875818]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  259.880597]  ? kasan_check_write+0x14/0x20
[  259.884844]  ? do_raw_spin_lock+0xc1/0x200
[  259.889111]  show_free_areas.cold.119+0x1f34/0x215d
[  259.894163]  ? si_meminfo_node+0x260/0x260
[  259.898412]  ? __lock_acquire+0x7ec/0x4ec0
[  259.902659]  ? __lock_acquire+0x7ec/0x4ec0
[  259.906906]  ? __lock_acquire+0x7ec/0x4ec0
[  259.911154]  ? kasan_check_write+0x14/0x20
[  259.915397]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  259.921213]  ? mark_held_locks+0x130/0x130
[  259.925456]  ? mark_held_locks+0x130/0x130
[  259.929706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.935253]  ? graph_lock+0x170/0x170
[  259.939060]  ? put_dec+0x3b/0xf0
[  259.942437]  ? number+0x972/0xca0
[  259.945899]  ? __lock_acquire+0x7ec/0x4ec0
[  259.950144]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  259.955692]  ? find_held_lock+0x36/0x1c0
[  259.959769]  ? serial8250_console_write+0x8b3/0xb10
[  259.964798]  ? lock_downgrade+0x900/0x900
[  259.968954]  ? graph_lock+0x170/0x170
[  259.972765]  ? graph_lock+0x170/0x170
[  259.976574]  ? print_usage_bug+0xc0/0xc0
[  259.980640]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.985060]  ? trace_hardirqs_on+0x310/0x310
[  259.989475]  ? wq_watchdog_touch+0x9c/0xfe
[  259.993744]  ? io_serial_in+0x11/0x90
[  259.997561]  ? find_held_lock+0x36/0x1c0
[  260.001642]  ? mark_held_locks+0xc7/0x130
[  260.005799]  ? netconsole_netdev_event+0x280/0x280
[  260.010737]  ? console_unlock+0xfe2/0x11a0
[  260.014983]  ? lockdep_hardirqs_on+0x421/0x5c0
[  260.019583]  ? trace_hardirqs_on+0xbd/0x310
[  260.023922]  ? vprintk_emit+0x33d/0x930
[  260.027906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.033375]  ? kasan_check_write+0x14/0x20
[  260.037615]  ? do_raw_spin_lock+0xc1/0x200
[  260.041875]  ? netconsole_netdev_event+0x280/0x280
[  260.046903]  ? console_unlock+0x98e/0x11a0
[  260.051163]  ? devkmsg_read+0xbb0/0xbb0
[  260.055144]  ? vprintk_emit+0x7f7/0x930
[  260.059127]  ? lock_release+0x970/0x970
[  260.063106]  ? preempt_count_add+0x7d/0x160
[  260.067433]  ? wake_up_klogd+0x11a/0x180
[  260.071503]  ? console_device+0xc0/0xc0
[  260.075486]  ? do_raw_spin_lock+0xc1/0x200
[  260.079736]  ? vprintk_emit+0x268/0x930
[  260.083726]  ? wake_up_klogd+0x180/0x180
[  260.087792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.092557]  ? trace_hardirqs_off_caller+0x300/0x300
[  260.097670]  ? retint_kernel+0x1b/0x2d
[  260.101564]  ? trace_hardirqs_on+0x310/0x310
[  260.105996]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.110766]  ? retint_kernel+0x2d/0x2d
[  260.114676]  ? arch_local_irq_restore+0x45/0x52
[  260.119361]  ? save_image_lzo.cold.20+0x629/0xecf
[  260.124213]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  260.128990]  ? show_mem+0x1e/0x17b
[  260.132544]  show_mem+0x34/0x17b
[  260.135923]  dump_header+0x2f1/0xf72
[  260.139654]  ? pagefault_out_of_memory+0x197/0x197
[  260.144600]  ? __lock_acquire+0x7ec/0x4ec0
[  260.148856]  ? print_usage_bug+0xc0/0xc0
[  260.152942]  ? graph_lock+0x170/0x170
[  260.156750]  ? graph_lock+0x170/0x170
[  260.160560]  ? print_usage_bug+0xc0/0xc0
[  260.164624]  ? print_usage_bug+0xc0/0xc0
[  260.168691]  ? print_usage_bug+0xc0/0xc0
[  260.172762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.178320]  ? find_held_lock+0x36/0x1c0
[  260.182401]  ? mark_held_locks+0xc7/0x130
[  260.186561]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.191668]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.196777]  ? lockdep_hardirqs_on+0x421/0x5c0
[  260.201372]  ? trace_hardirqs_on+0xbd/0x310
[  260.205697]  ? kasan_check_read+0x11/0x20
[  260.209852]  ? ___ratelimit+0x36f/0x655
[  260.213837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.219294]  ? trace_hardirqs_on+0x310/0x310
[  260.223719]  ? lock_downgrade+0x900/0x900
[  260.227881]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  260.232997]  ? ___ratelimit+0xaa/0x655
[  260.236895]  ? idr_get_free+0xec0/0xec0
[  260.240886]  ? kasan_check_write+0x14/0x20
[  260.245130]  ? do_raw_spin_lock+0xc1/0x200
[  260.249381]  oom_kill_process.cold.27+0x10/0x903
[  260.254148]  ? graph_lock+0x170/0x170
[  260.257961]  ? _raw_spin_unlock+0x2c/0x50
[  260.262118]  ? oom_badness+0xe6/0xaa0
[  260.265937]  ? oom_evaluate_task+0x540/0x540
[  260.270361]  ? find_held_lock+0x36/0x1c0
[  260.274440]  ? out_of_memory+0x974/0x14c0
[  260.278604]  ? lock_downgrade+0x900/0x900
[  260.282763]  ? check_preemption_disabled+0x48/0x200
[  260.287809]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.293618]  ? kasan_check_read+0x11/0x20
[  260.297781]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.303071]  ? rcu_bh_qs+0xc0/0xc0
[  260.306627]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.311653]  ? oom_evaluate_task+0x302/0x540
[  260.316072]  out_of_memory+0xa86/0x14c0
[  260.320062]  ? oom_killer_disable+0x3a0/0x3a0
[  260.324566]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  260.329509]  ? __mutex_add_waiter+0x2a0/0x2a0
[  260.334030]  __alloc_pages_slowpath+0x2318/0x2d80
[  260.338913]  ? warn_alloc+0x120/0x120
[  260.342738]  ? find_get_entry+0x2f2/0xc40
[  260.346909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.352498]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  260.357461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.363027]  ? should_fail+0x22d/0xd01
[  260.366934]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.372072]  ? __lock_is_held+0xb5/0x140
[  260.376167]  ? __lock_is_held+0xb5/0x140
[  260.380251]  ? ___might_sleep+0x1ed/0x300
[  260.384406]  ? lock_release+0x970/0x970
[  260.388387]  ? arch_local_save_flags+0x40/0x40
[  260.392995]  ? __might_sleep+0x95/0x190
[  260.396987]  __alloc_pages_nodemask+0xa80/0xde0
[  260.401674]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.406703]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.412510]  ? kasan_check_read+0x11/0x20
[  260.416665]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.421954]  ? graph_lock+0x170/0x170
[  260.425762]  ? print_usage_bug+0xc0/0xc0
[  260.430925]  ? graph_lock+0x170/0x170
[  260.434732]  ? graph_lock+0x170/0x170
[  260.438544]  ? __do_page_cache_readahead+0x7ce/0x980
[  260.443659]  ? find_held_lock+0x36/0x1c0
[  260.447732]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  260.453288]  alloc_pages_current+0x10c/0x210
[  260.457710]  ? lock_downgrade+0x900/0x900
[  260.461869]  __page_cache_alloc+0x38f/0x5b0
[  260.466202]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.472008]  ? kasan_check_read+0x11/0x20
[  260.476170]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.481460]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  260.486136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.491690]  ? check_preemption_disabled+0x48/0x200
[  260.496729]  filemap_fault+0x1594/0x25f0
[  260.500825]  ? __lock_page_or_retry+0xa00/0xa00
[  260.505500]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.510005]  ? lockdep_hardirqs_on+0x421/0x5c0
[  260.514598]  ? trace_hardirqs_on+0xbd/0x310
[  260.518929]  ? kasan_check_read+0x11/0x20
[  260.523084]  ? finish_task_switch+0x1f5/0x900
[  260.527587]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.533040]  ? compat_start_thread+0x80/0x80
[  260.537457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.543011]  ? _raw_spin_unlock_irq+0x60/0x80
[  260.547515]  ? finish_task_switch+0x1f5/0x900
[  260.552036]  ? finish_task_switch+0x1b5/0x900
[  260.556556]  ? __switch_to_asm+0x34/0x70
[  260.560634]  ? __switch_to_asm+0x34/0x70
[  260.564696]  ? __switch_to_asm+0x34/0x70
[  260.568760]  ? __switch_to_asm+0x40/0x70
[  260.572833]  ? __switch_to_asm+0x34/0x70
[  260.576898]  ? __switch_to_asm+0x40/0x70
[  260.580962]  ? __switch_to_asm+0x34/0x70
[  260.585029]  ? __switch_to_asm+0x40/0x70
[  260.589095]  ? __switch_to_asm+0x34/0x70
[  260.593171]  ? graph_lock+0x170/0x170
[  260.596975]  ? __switch_to_asm+0x40/0x70
[  260.601051]  ? __schedule+0x874/0x1ed0
[  260.604964]  ? lock_acquire+0x1ed/0x520
[  260.608943]  ? ext4_filemap_fault+0x7a/0xad
[  260.613277]  ? lock_release+0x970/0x970
[  260.617264]  ? arch_local_save_flags+0x40/0x40
[  260.621854]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.626615]  ? trace_hardirqs_off_caller+0x300/0x300
[  260.631722]  ? retint_kernel+0x1b/0x2d
[  260.635630]  ? down_read+0xb0/0x1d0
[  260.639262]  ? ext4_filemap_fault+0x7a/0xad
[  260.643591]  ? __down_interruptible+0x700/0x700
[  260.648267]  ? retint_kernel+0x2d/0x2d
[  260.652167]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  260.656758]  ext4_filemap_fault+0x82/0xad
[  260.660924]  __do_fault+0x100/0x6b0
[  260.664556]  ? lock_downgrade+0x900/0x900
[  260.668709]  ? print_bad_pte+0x6c0/0x6c0
[  260.672785]  ? do_futex+0x249/0x26d0
[  260.676504]  ? finish_task_switch+0x1f5/0x900
[  260.681011]  ? kasan_check_read+0x11/0x20
[  260.685169]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.689583]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  260.694177]  ? add_mm_counter_fast+0xd0/0xd0
[  260.698626]  __handle_mm_fault+0x3709/0x53e0
[  260.703042]  ? preempt_notifier_register+0x200/0x200
[  260.708163]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  260.713012]  ? __switch_to_asm+0x40/0x70
[  260.717076]  ? graph_lock+0x170/0x170
[  260.720888]  ? __switch_to_asm+0x40/0x70
[  260.724955]  ? print_usage_bug+0xc0/0xc0
[  260.729025]  ? graph_lock+0x170/0x170
[  260.732830]  ? graph_lock+0x170/0x170
[  260.736658]  ? handle_mm_fault+0x42a/0xc70
[  260.740904]  ? lock_downgrade+0x900/0x900
[  260.745059]  ? check_preemption_disabled+0x48/0x200
[  260.750089]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.755895]  ? kasan_check_read+0x11/0x20
[  260.760050]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.765339]  ? rcu_bh_qs+0xc0/0xc0
[  260.768882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.774341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.779890]  ? check_preemption_disabled+0x48/0x200
[  260.784935]  handle_mm_fault+0x54f/0xc70
[  260.789009]  ? __handle_mm_fault+0x53e0/0x53e0
[  260.793601]  ? find_vma+0x34/0x190
[  260.797157]  __do_page_fault+0x67d/0xed0
[  260.801238]  ? mm_fault_error+0x380/0x380
[  260.805391]  ? trace_hardirqs_off+0xb8/0x300
[  260.809807]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.815177]  ? trace_hardirqs_on+0x310/0x310
[  260.819601]  do_page_fault+0xf2/0x7e0
[  260.823414]  ? vmalloc_sync_all+0x30/0x30
[  260.827571]  ? error_entry+0x70/0xd0
[  260.831292]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.836327]  ? trace_hardirqs_on_caller+0xc0/0x300
[  260.841266]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.846197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.851048]  ? trace_hardirqs_off+0x300/0x300
[  260.855549]  ? trace_hardirqs_off_caller+0x300/0x300
[  260.860666]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.865690]  ? page_fault+0x8/0x30
[  260.869241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.874091]  ? page_fault+0x8/0x30
[  260.877637]  page_fault+0x1e/0x30
[  260.881092] RIP: 0033:0x404068
[  260.884288] Code: Bad RIP value.
[  260.887660] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  260.893027] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  260.900308] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  260.907584] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  260.914854] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  260.922129] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  260.929441] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  260.929507] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.936647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.936653] Call Trace:
[  260.936660]  <IRQ>
[  260.936679]  dump_stack+0x1c4/0x2b4
[  260.936701]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.943250] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.952559]  warn_alloc.cold.118+0xb7/0x1bd
[  260.955115] syz-fuzzer cpuset=
[  260.957271]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.960878] /
[  260.966076]  ? lock_downgrade+0x900/0x900
[  260.976289]  mems_allowed=0
[  260.980626]  ? trace_hardirqs_off+0xb8/0x300
[  261.001823]  ? trace_hardirqs_off+0xb8/0x300
[  261.006254]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.011138]  ? warn_alloc+0x120/0x120
[  261.014948]  ? graph_lock+0x170/0x170
[  261.018762]  ? warn_alloc+0x120/0x120
[  261.022575]  ? print_usage_bug+0xc0/0xc0
[  261.026659]  ? warn_alloc+0x120/0x120
[  261.030468]  ? print_usage_bug+0xc0/0xc0
[  261.034561]  ? __lock_acquire+0x7ec/0x4ec0
[  261.038821]  ? __lock_acquire+0x7ec/0x4ec0
[  261.043084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.048636]  ? should_fail+0x22d/0xd01
[  261.052535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.057645]  ? __lock_acquire+0x7ec/0x4ec0
[  261.061891]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.067001]  ? __lock_acquire+0x7ec/0x4ec0
[  261.071238]  ? should_fail+0x22d/0xd01
[  261.075139]  ? mark_held_locks+0x130/0x130
[  261.079381]  ? mark_held_locks+0x130/0x130
[  261.083624]  ? graph_lock+0x170/0x170
[  261.087429]  ? graph_lock+0x170/0x170
[  261.091233]  ? graph_lock+0x170/0x170
[  261.095040]  ? print_usage_bug+0xc0/0xc0
[  261.099109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.104653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.110197]  ? check_preemption_disabled+0x48/0x200
[  261.115217]  ? check_preemption_disabled+0x48/0x200
[  261.120253]  ? __lock_is_held+0xb5/0x140
[  261.124327]  __alloc_pages_nodemask+0xa80/0xde0
[  261.129005]  ? graph_lock+0x170/0x170
[  261.132822]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.137843]  ? graph_lock+0x170/0x170
[  261.141660]  ? find_held_lock+0x36/0x1c0
[  261.145738]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.150415]  ? lock_downgrade+0x900/0x900
[  261.154576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.160130]  cache_grow_begin+0x91/0x8c0
[  261.164204]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.168631]  fallback_alloc+0x203/0x2e0
[  261.172620]  ____cache_alloc_node+0x1c7/0x1e0
[  261.177133]  kmem_cache_alloc_node+0xe3/0x730
[  261.181642]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.185901]  __alloc_skb+0x119/0x770
[  261.189627]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.194919]  ? skb_scrub_packet+0x490/0x490
[  261.199252]  ? lock_downgrade+0x900/0x900
[  261.203426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.208980]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.214447]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.219954]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.224397]  ndisc_alloc_skb+0x144/0x340
[  261.228476]  ndisc_send_rs+0x331/0x6e0
[  261.232381]  addrconf_rs_timer+0x3c0/0x6f0
[  261.236627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.240884]  call_timer_fn+0x272/0x920
[  261.244780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.249035]  ? process_timeout+0x40/0x40
[  261.253104]  ? find_held_lock+0x36/0x1c0
[  261.257184]  ? __run_timers+0x7da/0xc70
[  261.261189]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.265711]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.270220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.274463]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.279054]  ? trace_hardirqs_on+0xbd/0x310
[  261.283385]  ? kasan_check_read+0x11/0x20
[  261.287545]  ? __run_timers+0x7da/0xc70
[  261.291530]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.296994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.301239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.305491]  __run_timers+0x7e5/0xc70
[  261.309318]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.314690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.320238]  ? graph_lock+0x170/0x170
[  261.324050]  ? enqueue_hrtimer+0x1a5/0x560
[  261.328286]  ? lock_release+0x970/0x970
[  261.332269]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.337481]  ? find_held_lock+0x36/0x1c0
[  261.341554]  ? graph_lock+0x170/0x170
[  261.345364]  ? pvclock_read_flags+0x160/0x160
[  261.349864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.355416]  ? check_preemption_disabled+0x48/0x200
[  261.360456]  ? __lock_is_held+0xb5/0x140
[  261.364530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.370082]  ? check_preemption_disabled+0x48/0x200
[  261.375116]  run_timer_softirq+0x52/0xb0
[  261.379184]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.384210]  __do_softirq+0x30b/0xad8
[  261.388031]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.393146]  ? pvclock_read_flags+0x160/0x160
[  261.397653]  ? lapic_next_event+0x5a/0x90
[  261.401828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.407396]  ? check_preemption_disabled+0x48/0x200
[  261.412631]  ? check_preemption_disabled+0x48/0x200
[  261.417673]  ? kvm_clock_read+0x18/0x30
[  261.421661]  ? kvm_sched_clock_read+0x9/0x20
[  261.426085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.431651]  ? check_preemption_disabled+0x48/0x200
[  261.436699]  irq_exit+0x17f/0x1c0
[  261.440169]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.445030]  ? smp_reschedule_interrupt+0x109/0x650
[  261.450070]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.455983]  ? interrupt_entry+0xb5/0xf0
[  261.460064]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.465096]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.470128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.474986]  ? trace_hardirqs_off+0x300/0x300
[  261.479501]  ? trace_hardirqs_off+0x300/0x300
[  261.484034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.489596]  ? check_preemption_disabled+0x48/0x200
[  261.494637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.499509]  apic_timer_interrupt+0xf/0x20
[  261.503758]  </IRQ>
[  261.506028] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  261.510971] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  261.529891] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  261.537646] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  261.544926] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  261.552206] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  261.559487] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  261.566773] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  261.574105]  skb_clone+0x1bb/0x500
[  261.577654]  ? skb_split+0x11e0/0x11e0
[  261.581550]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.586312]  ? lockdep_hardirqs_on+0x421/0x5c0
[  261.590909]  ? retint_kernel+0x2d/0x2d
[  261.594808]  ? trace_hardirqs_on_caller+0xc0/0x300
[  261.599742]  ? retint_kernel+0x2d/0x2d
[  261.603651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.608506]  bpf_clone_redirect+0xb9/0x490
[  261.612750]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  261.617961]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  261.622993]  ? retint_kernel+0x2d/0x2d
[  261.626903]  ? find_held_lock+0x36/0x1c0
[  261.630998]  ? lock_acquire+0x1ed/0x520
[  261.634978]  ? bpf_test_run+0x32e/0x5a0
[  261.638957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.644500]  ? check_preemption_disabled+0x48/0x200
[  261.649528]  ? kasan_check_read+0x11/0x20
[  261.653682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.658965]  ? rcu_bh_qs+0xc0/0xc0
[  261.662516]  ? preempt_schedule+0x4d/0x60
[  261.666668]  ? ___preempt_schedule+0x16/0x18
[  261.671087]  ? bpf_test_run+0x1c0/0x5a0
[  261.675076]  ? netlink_diag_dump+0x2a0/0x2a0
[  261.679492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.685030]  ? bpf_test_init.isra.9+0x70/0x100
[  261.689623]  ? bpf_prog_test_run_skb+0x634/0xb40
[  261.694395]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.699240]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.704790]  ? fput+0x130/0x1a0
[  261.708081]  ? __bpf_prog_get+0x9b/0x290
[  261.712148]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.716994]  ? bpf_prog_test_run+0x130/0x1a0
[  261.721414]  ? __x64_sys_bpf+0x3d8/0x510
[  261.725482]  ? bpf_prog_get+0x20/0x20
[  261.729304]  ? do_syscall_64+0x2a5/0x820
[  261.733376]  ? do_syscall_64+0x1b9/0x820
[  261.737442]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  261.742827]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.747759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.752626]  ? trace_hardirqs_off+0x300/0x300
[  261.757127]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.762152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.767700]  ? prepare_exit_to_usermode+0x291/0x3b0
[  261.772727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.777588]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  261.782973] warn_alloc_show_mem: 1 callbacks suppressed
[  261.782986] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  261.782988] Mem-Info:
[  261.783020] active_anon:38791 inactive_anon:372 isolated_anon:0
[  261.783020]  active_file:33 inactive_file:13 isolated_file:0
[  261.783020]  unevictable:0 dirty:0 writeback:0 unstable:0
[  261.783020]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  261.783020]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  261.783020]  free:13743 free_pcp:141 free_cma:0
[  261.788365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.795300] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  261.797705] Call Trace:
[  261.830584] Node 0 
[  261.839948]  <IRQ>
[  261.867729] 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
[  261.870297]  dump_stack+0x1c4/0x2b4
[  261.872509] lowmem_reserve[]:
[  261.874657]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.900176]  0
[  261.903830]  warn_alloc.cold.118+0xb7/0x1bd
[  261.906902]  2817
[  261.912092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.913875]  6321
[  261.918196]  ? lock_downgrade+0x900/0x900
[  261.920237]  6321
[  261.925082]  ? trace_hardirqs_off+0xb8/0x300
[  261.931269]  ? trace_hardirqs_off+0xb8/0x300
[  261.933309] Node 0 DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  261.937729]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.942101] lowmem_reserve[]: 0
[  261.969900]  ? warn_alloc+0x120/0x120
[  261.974693]  0
[  261.977974]  ? warn_alloc+0x120/0x120
[  261.981751]  3503
[  261.983553]  ? print_usage_bug+0xc0/0xc0
[  261.987334]  3503
[  261.989397]  ? warn_alloc+0x120/0x120
[  261.995497]  ? print_usage_bug+0xc0/0xc0
[  261.999276] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  262.003375]  ? __lock_acquire+0x7ec/0x4ec0
[  262.003392]  ? __lock_acquire+0x7ec/0x4ec0
[  262.032429] lowmem_reserve[]: 0
[  262.036690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.040898]  0
[  262.044185]  ? should_fail+0x22d/0xd01
[  262.049696]  0
[  262.051503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.055368]  0
[  262.057172]  ? __lock_acquire+0x7ec/0x4ec0
[  262.064057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.068276] Node 0 
[  262.073376]  ? __lock_acquire+0x7ec/0x4ec0
[  262.073387] DMA: 
[  262.075623]  ? should_fail+0x22d/0xd01
[  262.079860] 1*4kB 
[  262.081931]  ? mark_held_locks+0x130/0x130
[  262.085810] (U) 
[  262.087957]  ? mark_held_locks+0x130/0x130
[  262.092171] 0*8kB 0*16kB 
[  262.094169]  ? graph_lock+0x170/0x170
[  262.098380] 1*32kB 
[  262.101137]  ? graph_lock+0x170/0x170
[  262.104915] (U) 
[  262.107153]  ? graph_lock+0x170/0x170
[  262.110932] 2*64kB 
[  262.112904]  ? print_usage_bug+0xc0/0xc0
[  262.116681] (U) 
[  262.118923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.122967] 1*128kB 
[  262.124943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.130453] (U) 
[  262.132786]  ? check_preemption_disabled+0x48/0x200
[  262.138290] 1*256kB (U) 
[  262.140282]  ? check_preemption_disabled+0x48/0x200
[  262.145276] 0*512kB 
[  262.147952]  ? __lock_is_held+0xb5/0x140
[  262.152939] 1*1024kB 
[  262.155268]  __alloc_pages_nodemask+0xa80/0xde0
[  262.159312] (U) 
[  262.161718]  ? graph_lock+0x170/0x170
[  262.166357] 1*2048kB (M) 
[  262.168343]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.172124] 3*4096kB 
[  262.174880]  ? graph_lock+0x170/0x170
[  262.179873] (M) 
[  262.182298]  ? find_held_lock+0x36/0x1c0
[  262.186069] = 15908kB
[  262.188052]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.192087] Node 0 
[  262.194499]  ? lock_downgrade+0x900/0x900
[  262.199146] DMA32: 
[  262.201388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.205507] 4*4kB 
[  262.207749]  cache_grow_begin+0x91/0x8c0
[  262.213267] (M) 
[  262.215419]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.219458] 0*8kB 
[  262.221441]  fallback_alloc+0x203/0x2e0
[  262.225821] 4*16kB (M) 
[  262.227984]  ____cache_alloc_node+0x1c7/0x1e0
[  262.231930] 1*32kB 
[  262.234531]  kmem_cache_alloc_node+0xe3/0x730
[  262.238998] (M) 
[  262.241238]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.245703] 4*64kB (UM) 
[  262.247695]  __alloc_skb+0x119/0x770
[  262.251903] 2*128kB 
[  262.254575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.258261] (M) 
[  262.260588]  ? skb_scrub_packet+0x490/0x490
[  262.265842] 2*256kB 
[  262.267833]  ? lock_downgrade+0x900/0x900
[  262.272125] (M) 
[  262.274456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.278582] 3*512kB 
[  262.280579]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.286095] (M) 
[  262.288422]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.293843] 4*1024kB (UM) 
[  262.295841]  ? addrconf_rs_timer+0x6f0/0x6f0
[  262.301274] 1*2048kB 
[  262.304128]  ndisc_alloc_skb+0x144/0x340
[  262.308501] (U) 
[  262.310914]  ndisc_send_rs+0x331/0x6e0
[  262.314954] 4*4096kB 
[  262.316931]  addrconf_rs_timer+0x3c0/0x6f0
[  262.320790] (M) 
[  262.323205]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.327412] = 25200kB
[  262.329396]  call_timer_fn+0x272/0x920
[  262.333616] Node 0 
[  262.336026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.339891] Normal: 
[  262.342126]  ? process_timeout+0x40/0x40
[  262.346336] 1032*4kB 
[  262.348661]  ? find_held_lock+0x36/0x1c0
[  262.352700] (UME) 
[  262.355114]  ? mark_held_locks+0xc7/0x130
[  262.359147] 423*8kB 
[  262.361294]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.365417] (UME) 
[  262.367738]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.372211] 205*16kB 
[  262.374361]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.378833] (UME) 
[  262.381244]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  262.385458] 58*32kB 
[  262.387608]  ? trace_hardirqs_on+0xbd/0x310
[  262.392170] (UME) 
[  262.394498]  ? kasan_check_read+0x11/0x20
[  262.398789] 17*64kB (UM) 
[  262.400953]  ? __run_timers+0x7da/0xc70
[  262.405075] 1*128kB 
[  262.407837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.411786] (U) 
[  262.414112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.419530] 0*256kB 0*512kB 
[  262.421516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.425726] 0*1024kB 
[  262.429210]  __run_timers+0x7e5/0xc70
[  262.433426] 0*2048kB 
[  262.435847]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.439621] 0*4096kB 
[  262.442033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.447377] = 13864kB
[  262.449793]  ? graph_lock+0x170/0x170
[  262.454817] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  262.457213]  ? print_usage_bug+0xc0/0xc0
[  262.460997] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  262.469816]  ? lock_release+0x970/0x970
[  262.469834]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.473878] 427 total pagecache pages
[  262.482457]  ? find_held_lock+0x36/0x1c0
[  262.486415] 0 pages in swap cache
[  262.491599]  ? graph_lock+0x170/0x170
[  262.495380] Swap cache stats: add 0, delete 0, find 0/0
[  262.495389] Free swap  = 0kB
[  262.499540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.502976] Total swap = 0kB
[  262.506784]  ? check_preemption_disabled+0x48/0x200
[  262.512115] 1965979 pages RAM
[  262.515138]  ? __lock_is_held+0xb5/0x140
[  262.520647] 0 pages HighMem/MovableOnly
[  262.523666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.528653] 342744 pages reserved
[  262.528662] 0 pages cma reserved
[  262.531781]  ? check_preemption_disabled+0x48/0x200
[  262.535891] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.539807]  run_timer_softirq+0x52/0xb0
[  262.545432] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.548792]  ? rcu_read_lock_sched_held+0x108/0x120
[  262.552145] syz-executor7 cpuset=
[  262.557162]  __do_softirq+0x30b/0xad8
[  262.563636] syz7
[  262.567708]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  262.578179]  mems_allowed=0
[  262.583201]  ? pvclock_read_flags+0x160/0x160
[  262.604865]  ? lapic_next_event+0x5a/0x90
[  262.609017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.614561]  ? check_preemption_disabled+0x48/0x200
[  262.619580]  ? check_preemption_disabled+0x48/0x200
[  262.624609]  ? kvm_clock_read+0x18/0x30
[  262.628585]  ? kvm_sched_clock_read+0x9/0x20
[  262.632998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.638543]  ? check_preemption_disabled+0x48/0x200
[  262.643579]  irq_exit+0x17f/0x1c0
[  262.647044]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.651892]  ? smp_reschedule_interrupt+0x109/0x650
[  262.656920]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.662811]  ? interrupt_entry+0xb5/0xf0
[  262.666879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.671898]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.676919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.681775]  ? trace_hardirqs_off+0x300/0x300
[  262.686275]  ? trace_hardirqs_off+0x300/0x300
[  262.690784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.696332]  ? check_preemption_disabled+0x48/0x200
[  262.701363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.706220]  apic_timer_interrupt+0xf/0x20
[  262.710450]  </IRQ>
[  262.712695] RIP: 0010:console_unlock+0x1017/0x11a0
[  262.717627] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  262.736527] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  262.744242] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  262.751510] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  262.758796] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  262.766070] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  262.773345] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  262.780630]  ? netconsole_netdev_event+0x280/0x280
[  262.785572]  ? console_unlock+0x100e/0x11a0
[  262.789919]  ? devkmsg_read+0xbb0/0xbb0
[  262.793901]  ? lock_release+0x970/0x970
[  262.797879]  ? retint_kernel+0x2d/0x2d
[  262.801794]  vprintk_emit+0x33d/0x930
[  262.805607]  ? wake_up_klogd+0x180/0x180
[  262.809688]  ? find_held_lock+0x36/0x1c0
[  262.813768]  ? mark_held_locks+0xc7/0x130
[  262.817926]  vprintk_default+0x28/0x30
[  262.821823]  vprintk_func+0x7e/0x181
[  262.825546]  printk+0xa7/0xcf
[  262.828658]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  262.833421]  ? kasan_check_write+0x14/0x20
[  262.837659]  ? do_raw_spin_lock+0xc1/0x200
[  262.841908]  show_free_areas.cold.119+0x1f34/0x215d
[  262.846954]  ? si_meminfo_node+0x260/0x260
[  262.851193]  ? __lock_acquire+0x7ec/0x4ec0
[  262.855438]  ? __lock_acquire+0x7ec/0x4ec0
[  262.859677]  ? __lock_acquire+0x7ec/0x4ec0
[  262.863927]  ? kasan_check_write+0x14/0x20
[  262.868166]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  262.873978]  ? mark_held_locks+0x130/0x130
[  262.878220]  ? mark_held_locks+0x130/0x130
[  262.882466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.888005]  ? graph_lock+0x170/0x170
[  262.891810]  ? put_dec+0x3b/0xf0
[  262.895180]  ? number+0x972/0xca0
[  262.898636]  ? __lock_acquire+0x7ec/0x4ec0
[  262.902883]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  262.908443]  ? find_held_lock+0x36/0x1c0
[  262.912521]  ? serial8250_console_write+0x8b3/0xb10
[  262.917545]  ? lock_downgrade+0x900/0x900
[  262.921719]  ? graph_lock+0x170/0x170
[  262.925545]  ? graph_lock+0x170/0x170
[  262.929349]  ? print_usage_bug+0xc0/0xc0
[  262.933431]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.937855]  ? trace_hardirqs_on+0x310/0x310
[  262.942280]  ? wq_watchdog_touch+0x9c/0xfe
[  262.946532]  ? io_serial_in+0x11/0x90
[  262.950348]  ? find_held_lock+0x36/0x1c0
[  262.954420]  ? mark_held_locks+0xc7/0x130
[  262.958576]  ? netconsole_netdev_event+0x280/0x280
[  262.963512]  ? console_unlock+0xfe2/0x11a0
[  262.967750]  ? lockdep_hardirqs_on+0x421/0x5c0
[  262.972347]  ? trace_hardirqs_on+0xbd/0x310
[  262.976671]  ? vprintk_emit+0x33d/0x930
[  262.980649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.986107]  ? kasan_check_write+0x14/0x20
[  262.990362]  ? do_raw_spin_lock+0xc1/0x200
[  262.994607]  ? netconsole_netdev_event+0x280/0x280
[  262.999546]  ? console_unlock+0x98e/0x11a0
[  263.003801]  ? devkmsg_read+0xbb0/0xbb0
[  263.007786]  ? vprintk_emit+0x7f7/0x930
[  263.011776]  ? lock_release+0x970/0x970
[  263.015768]  ? preempt_count_add+0x7d/0x160
[  263.020095]  ? wake_up_klogd+0x11a/0x180
[  263.024165]  ? console_device+0xc0/0xc0
[  263.028145]  ? do_raw_spin_lock+0xc1/0x200
[  263.032390]  ? vprintk_emit+0x268/0x930
[  263.036374]  ? wake_up_klogd+0x180/0x180
[  263.040437]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.045200]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.050311]  ? retint_kernel+0x1b/0x2d
[  263.054297]  ? trace_hardirqs_on+0x310/0x310
[  263.058727]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.063500]  ? retint_kernel+0x2d/0x2d
[  263.067401]  ? arch_local_irq_restore+0x45/0x52
[  263.072091]  ? save_image_lzo.cold.20+0x629/0xecf
[  263.076947]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  263.081717]  ? show_mem+0x1e/0x17b
[  263.085270]  show_mem+0x34/0x17b
[  263.088654]  dump_header+0x2f1/0xf72
[  263.092386]  ? pagefault_out_of_memory+0x197/0x197
[  263.097345]  ? __lock_acquire+0x7ec/0x4ec0
[  263.101588]  ? print_usage_bug+0xc0/0xc0
[  263.105661]  ? graph_lock+0x170/0x170
[  263.109465]  ? graph_lock+0x170/0x170
[  263.113267]  ? print_usage_bug+0xc0/0xc0
[  263.117336]  ? print_usage_bug+0xc0/0xc0
[  263.121407]  ? print_usage_bug+0xc0/0xc0
[  263.125476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.131028]  ? find_held_lock+0x36/0x1c0
[  263.135105]  ? mark_held_locks+0xc7/0x130
[  263.139259]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  263.144390]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  263.149501]  ? lockdep_hardirqs_on+0x421/0x5c0
[  263.154088]  ? trace_hardirqs_on+0xbd/0x310
[  263.158413]  ? kasan_check_read+0x11/0x20
[  263.162569]  ? ___ratelimit+0x36f/0x655
[  263.166549]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.172003]  ? trace_hardirqs_on+0x310/0x310
[  263.176417]  ? lock_downgrade+0x900/0x900
[  263.180580]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  263.185690]  ? ___ratelimit+0xaa/0x655
[  263.189586]  ? idr_get_free+0xec0/0xec0
[  263.193570]  ? kasan_check_write+0x14/0x20
[  263.197817]  ? do_raw_spin_lock+0xc1/0x200
[  263.202069]  oom_kill_process.cold.27+0x10/0x903
[  263.206839]  ? graph_lock+0x170/0x170
[  263.210646]  ? _raw_spin_unlock+0x2c/0x50
[  263.214803]  ? oom_badness+0xe6/0xaa0
[  263.218640]  ? oom_evaluate_task+0x540/0x540
[  263.223062]  ? find_held_lock+0x36/0x1c0
[  263.227136]  ? out_of_memory+0x974/0x14c0
[  263.231289]  ? lock_downgrade+0x900/0x900
[  263.235447]  ? check_preemption_disabled+0x48/0x200
[  263.240477]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.246288]  ? kasan_check_read+0x11/0x20
[  263.250449]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.255734]  ? rcu_bh_qs+0xc0/0xc0
[  263.259297]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.264335]  ? oom_evaluate_task+0x302/0x540
[  263.268773]  out_of_memory+0xa86/0x14c0
[  263.272774]  ? oom_killer_disable+0x3a0/0x3a0
[  263.277275]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  263.282220]  ? __mutex_add_waiter+0x2a0/0x2a0
[  263.286738]  __alloc_pages_slowpath+0x2318/0x2d80
[  263.291632]  ? warn_alloc+0x120/0x120
[  263.295452]  ? find_get_entry+0x2f2/0xc40
[  263.299619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.305167]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  263.310102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.315648]  ? should_fail+0x22d/0xd01
[  263.319804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.324919]  ? __lock_is_held+0xb5/0x140
[  263.329015]  ? __lock_is_held+0xb5/0x140
[  263.333094]  ? ___might_sleep+0x1ed/0x300
[  263.337242]  ? lock_release+0x970/0x970
[  263.341223]  ? arch_local_save_flags+0x40/0x40
[  263.345823]  ? __might_sleep+0x95/0x190
[  263.349813]  __alloc_pages_nodemask+0xa80/0xde0
[  263.354504]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.359527]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.365334]  ? kasan_check_read+0x11/0x20
[  263.369487]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.374773]  ? graph_lock+0x170/0x170
[  263.378581]  ? print_usage_bug+0xc0/0xc0
[  263.382650]  ? graph_lock+0x170/0x170
[  263.386451]  ? graph_lock+0x170/0x170
[  263.390258]  ? __do_page_cache_readahead+0x7ce/0x980
[  263.395375]  ? find_held_lock+0x36/0x1c0
[  263.399451]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  263.405008]  alloc_pages_current+0x10c/0x210
[  263.409420]  ? lock_downgrade+0x900/0x900
[  263.413579]  __page_cache_alloc+0x38f/0x5b0
[  263.417908]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.423717]  ? kasan_check_read+0x11/0x20
[  263.427895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.433198]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  263.437911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.443461]  ? check_preemption_disabled+0x48/0x200
[  263.448489]  filemap_fault+0x1594/0x25f0
[  263.452591]  ? __lock_page_or_retry+0xa00/0xa00
[  263.457266]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.461857]  ? lockdep_hardirqs_on+0x421/0x5c0
[  263.466446]  ? trace_hardirqs_on+0xbd/0x310
[  263.470775]  ? kasan_check_read+0x11/0x20
[  263.474935]  ? finish_task_switch+0x1f5/0x900
[  263.479532]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.484986]  ? compat_start_thread+0x80/0x80
[  263.489403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.494954]  ? _raw_spin_unlock_irq+0x60/0x80
[  263.499458]  ? finish_task_switch+0x1f5/0x900
[  263.503961]  ? finish_task_switch+0x1b5/0x900
[  263.508464]  ? __switch_to_asm+0x34/0x70
[  263.512532]  ? __switch_to_asm+0x34/0x70
[  263.516593]  ? __switch_to_asm+0x34/0x70
[  263.520658]  ? __switch_to_asm+0x40/0x70
[  263.524723]  ? __switch_to_asm+0x34/0x70
[  263.528789]  ? __switch_to_asm+0x40/0x70
[  263.532865]  ? __switch_to_asm+0x34/0x70
[  263.536924]  ? __switch_to_asm+0x40/0x70
[  263.540989]  ? __switch_to_asm+0x34/0x70
[  263.545063]  ? graph_lock+0x170/0x170
[  263.548864]  ? __switch_to_asm+0x40/0x70
[  263.552935]  ? __schedule+0x874/0x1ed0
[  263.556848]  ? lock_acquire+0x1ed/0x520
[  263.560831]  ? ext4_filemap_fault+0x7a/0xad
[  263.565162]  ? lock_release+0x970/0x970
[  263.569146]  ? arch_local_save_flags+0x40/0x40
[  263.573733]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.578493]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.583601]  ? retint_kernel+0x1b/0x2d
[  263.587508]  ? down_read+0xb0/0x1d0
[  263.591142]  ? ext4_filemap_fault+0x7a/0xad
[  263.595466]  ? __down_interruptible+0x700/0x700
[  263.600138]  ? retint_kernel+0x2d/0x2d
[  263.604038]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  263.608626]  ext4_filemap_fault+0x82/0xad
[  263.612780]  __do_fault+0x100/0x6b0
[  263.616416]  ? lock_downgrade+0x900/0x900
[  263.620573]  ? print_bad_pte+0x6c0/0x6c0
[  263.624645]  ? do_futex+0x249/0x26d0
[  263.628375]  ? finish_task_switch+0x1f5/0x900
[  263.632892]  ? kasan_check_read+0x11/0x20
[  263.637045]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.641463]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  263.646057]  ? add_mm_counter_fast+0xd0/0xd0
[  263.650481]  __handle_mm_fault+0x3709/0x53e0
[  263.654921]  ? preempt_notifier_register+0x200/0x200
[  263.660038]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  263.664885]  ? __switch_to_asm+0x40/0x70
[  263.668955]  ? graph_lock+0x170/0x170
[  263.672755]  ? __switch_to_asm+0x40/0x70
[  263.676823]  ? print_usage_bug+0xc0/0xc0
[  263.680902]  ? graph_lock+0x170/0x170
[  263.684706]  ? graph_lock+0x170/0x170
[  263.688534]  ? handle_mm_fault+0x42a/0xc70
[  263.692771]  ? lock_downgrade+0x900/0x900
[  263.696926]  ? check_preemption_disabled+0x48/0x200
[  263.701952]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.707757]  ? kasan_check_read+0x11/0x20
[  263.711915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.717197]  ? rcu_bh_qs+0xc0/0xc0
[  263.720743]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.726202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.731744]  ? check_preemption_disabled+0x48/0x200
[  263.736776]  handle_mm_fault+0x54f/0xc70
[  263.740855]  ? __handle_mm_fault+0x53e0/0x53e0
[  263.745443]  ? find_vma+0x34/0x190
[  263.749003]  __do_page_fault+0x67d/0xed0
[  263.753085]  ? mm_fault_error+0x380/0x380
[  263.757237]  ? trace_hardirqs_off+0xb8/0x300
[  263.761654]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.767028]  ? trace_hardirqs_on+0x310/0x310
[  263.771450]  do_page_fault+0xf2/0x7e0
[  263.775257]  ? vmalloc_sync_all+0x30/0x30
[  263.779412]  ? error_entry+0x70/0xd0
[  263.783130]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.788148]  ? trace_hardirqs_on_caller+0xc0/0x300
[  263.793087]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.798027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.802884]  ? trace_hardirqs_off+0x300/0x300
[  263.807385]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.812503]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.817531]  ? page_fault+0x8/0x30
[  263.821079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.825929]  ? page_fault+0x8/0x30
[  263.829474]  page_fault+0x1e/0x30
[  263.832931] RIP: 0033:0x404068
[  263.836127] Code: Bad RIP value.
[  263.839491] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  263.844860] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  263.852130] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  263.859399] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  263.866670] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  263.873940] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  263.881246] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  263.881320] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.888444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.888451] Call Trace:
[  263.888458]  <IRQ>
[  263.888486]  dump_stack+0x1c4/0x2b4
[  263.888503]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.888530]  warn_alloc.cold.118+0xb7/0x1bd
[  263.895118] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.904378]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.906944] syz-fuzzer cpuset=
[  263.909097]  ? lock_downgrade+0x900/0x900
[  263.912699] /
[  263.917898]  ? trace_hardirqs_off+0xb8/0x300
[  263.922195]  mems_allowed=0
[  263.932429]  ? trace_hardirqs_off+0xb8/0x300
[  263.958012]  __alloc_pages_slowpath+0x2667/0x2d80
[  263.962900]  ? warn_alloc+0x120/0x120
[  263.966716]  ? trace_hardirqs_on+0x310/0x310
[  263.971130]  ? warn_alloc+0x120/0x120
[  263.974942]  ? print_usage_bug+0xc0/0xc0
[  263.979013]  ? warn_alloc+0x120/0x120
[  263.982825]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.987852]  ? print_usage_bug+0xc0/0xc0
[  263.991920]  ? __lock_acquire+0x7ec/0x4ec0
[  263.996157]  ? __lock_acquire+0x7ec/0x4ec0
[  264.000398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.005942]  ? should_fail+0x22d/0xd01
[  264.009848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.014956]  ? __lock_acquire+0x7ec/0x4ec0
[  264.019201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.024306]  ? __lock_acquire+0x7ec/0x4ec0
[  264.028543]  ? should_fail+0x22d/0xd01
[  264.032431]  ? print_usage_bug+0xc0/0xc0
[  264.036508]  ? mark_held_locks+0x130/0x130
[  264.040754]  ? mark_held_locks+0x130/0x130
[  264.045007]  ? graph_lock+0x170/0x170
[  264.048817]  ? print_usage_bug+0xc0/0xc0
[  264.052885]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.057644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.063190]  ? check_preemption_disabled+0x48/0x200
[  264.068208]  ? check_preemption_disabled+0x48/0x200
[  264.073238]  ? __lock_is_held+0xb5/0x140
[  264.077315]  __alloc_pages_nodemask+0xa80/0xde0
[  264.081988]  ? graph_lock+0x170/0x170
[  264.085812]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.090838]  ? graph_lock+0x170/0x170
[  264.094653]  ? find_held_lock+0x36/0x1c0
[  264.098731]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.103414]  ? lock_downgrade+0x900/0x900
[  264.107585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.113153]  cache_grow_begin+0x91/0x8c0
[  264.117227]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.121678]  fallback_alloc+0x203/0x2e0
[  264.125664]  ____cache_alloc_node+0x1c7/0x1e0
[  264.130171]  kmem_cache_alloc_node+0xe3/0x730
[  264.134671]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.138921]  __alloc_skb+0x119/0x770
[  264.142638]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.147925]  ? skb_scrub_packet+0x490/0x490
[  264.152250]  ? lock_downgrade+0x900/0x900
[  264.156416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.161960]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.167418]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.172877]  ? addrconf_rs_timer+0x6f0/0x6f0
[  264.177301]  ndisc_alloc_skb+0x144/0x340
[  264.181374]  ndisc_send_rs+0x331/0x6e0
[  264.185274]  addrconf_rs_timer+0x3c0/0x6f0
[  264.189526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.193789]  call_timer_fn+0x272/0x920
[  264.197685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.201926]  ? process_timeout+0x40/0x40
[  264.205991]  ? find_held_lock+0x36/0x1c0
[  264.210064]  ? __run_timers+0x7da/0xc70
[  264.214047]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.218546]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.223044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.227279]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  264.231868]  ? trace_hardirqs_on+0xbd/0x310
[  264.236192]  ? kasan_check_read+0x11/0x20
[  264.240343]  ? __run_timers+0x7da/0xc70
[  264.244320]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.249793]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.254044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.258282]  __run_timers+0x7e5/0xc70
[  264.262101]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.267468]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.272491]  ? graph_lock+0x170/0x170
[  264.276297]  ? enqueue_hrtimer+0x1a5/0x560
[  264.280535]  ? lock_release+0x970/0x970
[  264.284513]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.289722]  ? find_held_lock+0x36/0x1c0
[  264.293828]  ? graph_lock+0x170/0x170
[  264.297644]  ? pvclock_read_flags+0x160/0x160
[  264.302143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.307685]  ? check_preemption_disabled+0x48/0x200
[  264.312716]  ? __lock_is_held+0xb5/0x140
[  264.316790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.322337]  ? check_preemption_disabled+0x48/0x200
[  264.327365]  run_timer_softirq+0x52/0xb0
[  264.331433]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.336453]  __do_softirq+0x30b/0xad8
[  264.340270]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.345386]  ? pvclock_read_flags+0x160/0x160
[  264.349882]  ? lapic_next_event+0x5a/0x90
[  264.354031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.359573]  ? check_preemption_disabled+0x48/0x200
[  264.364596]  ? check_preemption_disabled+0x48/0x200
[  264.369620]  ? kvm_clock_read+0x18/0x30
[  264.373603]  ? kvm_sched_clock_read+0x9/0x20
[  264.378016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.383555]  ? check_preemption_disabled+0x48/0x200
[  264.388588]  irq_exit+0x17f/0x1c0
[  264.392048]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.396892]  ? smp_reschedule_interrupt+0x109/0x650
[  264.401915]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.407810]  ? interrupt_entry+0xb5/0xf0
[  264.411880]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.416902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.421927]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.426784]  ? trace_hardirqs_off+0x300/0x300
[  264.431490]  ? trace_hardirqs_off+0x300/0x300
[  264.435996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.441542]  ? check_preemption_disabled+0x48/0x200
[  264.446575]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.451435]  apic_timer_interrupt+0xf/0x20
[  264.455665]  </IRQ>
[  264.457907] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  264.462843] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  264.481757] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  264.489483] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  264.496770] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  264.504064] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  264.511335] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  264.518606] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  264.525930]  skb_clone+0x1bb/0x500
[  264.529476]  ? skb_split+0x11e0/0x11e0
[  264.533373]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.538135]  ? lockdep_hardirqs_on+0x421/0x5c0
[  264.542721]  ? retint_kernel+0x2d/0x2d
[  264.546719]  ? trace_hardirqs_on_caller+0xc0/0x300
[  264.551651]  ? retint_kernel+0x2d/0x2d
[  264.555546]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.560319]  bpf_clone_redirect+0xb9/0x490
[  264.564561]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  264.569766]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  264.574800]  ? retint_kernel+0x2d/0x2d
[  264.578711]  ? find_held_lock+0x36/0x1c0
[  264.582790]  ? lock_acquire+0x1ed/0x520
[  264.586774]  ? bpf_test_run+0x32e/0x5a0
[  264.590763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.596315]  ? check_preemption_disabled+0x48/0x200
[  264.601347]  ? kasan_check_read+0x11/0x20
[  264.605502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.610786]  ? rcu_bh_qs+0xc0/0xc0
[  264.614342]  ? preempt_schedule+0x4d/0x60
[  264.618494]  ? ___preempt_schedule+0x16/0x18
[  264.622922]  ? bpf_test_run+0x1c0/0x5a0
[  264.626918]  ? netlink_diag_dump+0x2a0/0x2a0
[  264.631338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.636881]  ? bpf_test_init.isra.9+0x70/0x100
[  264.641475]  ? bpf_prog_test_run_skb+0x634/0xb40
[  264.646253]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.651099]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.656643]  ? fput+0x130/0x1a0
[  264.659928]  ? __bpf_prog_get+0x9b/0x290
[  264.664002]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.668850]  ? bpf_prog_test_run+0x130/0x1a0
[  264.673275]  ? __x64_sys_bpf+0x3d8/0x510
[  264.677343]  ? bpf_prog_get+0x20/0x20
[  264.681165]  ? do_syscall_64+0x2a5/0x820
[  264.685239]  ? do_syscall_64+0x1b9/0x820
[  264.689308]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  264.694679]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.699614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.704465]  ? trace_hardirqs_off+0x300/0x300
[  264.708965]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.713989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.719529]  ? prepare_exit_to_usermode+0x291/0x3b0
[  264.724561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.729419]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.734811] warn_alloc_show_mem: 1 callbacks suppressed
[  264.734825] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  264.734827] Mem-Info:
[  264.734857] active_anon:38791 inactive_anon:372 isolated_anon:0
[  264.734857]  active_file:33 inactive_file:13 isolated_file:0
[  264.734857]  unevictable:0 dirty:0 writeback:0 unstable:0
[  264.734857]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  264.734857]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  264.734857]  free:13743 free_pcp:141 free_cma:0
[  264.740212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.747147] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  264.749551] Call Trace:
[  264.782434] Node 0 
[  264.791807]  <IRQ>
[  264.819593] 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
[  264.822157]  dump_stack+0x1c4/0x2b4
[  264.824360] lowmem_reserve[]: 0
[  264.826523]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.852039]  2817
[  264.855689]  warn_alloc.cold.118+0xb7/0x1bd
[  264.858931]  6321
[  264.864122]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.866162]  6321
[  264.870486]  ? lock_downgrade+0x900/0x900
[  264.872525] Node 0 
[  264.877374]  ? trace_hardirqs_off+0xb8/0x300
[  264.879440] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  264.883566]  ? trace_hardirqs_off+0xb8/0x300
[  264.885769] lowmem_reserve[]: 0
[  264.890196]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.917323]  0 3503
[  264.922220]  ? warn_alloc+0x120/0x120
[  264.925442]  3503
[  264.930286]  ? trace_hardirqs_on+0x310/0x310
[  264.936296]  ? warn_alloc+0x120/0x120
[  264.938339] Node 0 
[  264.942750]  ? print_usage_bug+0xc0/0xc0
[  264.946551] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  264.948773]  ? warn_alloc+0x120/0x120
[  264.952796] lowmem_reserve[]: 0
[  264.981270]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.981290]  ? print_usage_bug+0xc0/0xc0
[  264.985084]  0
[  264.988372]  ? __lock_acquire+0x7ec/0x4ec0
[  264.993364]  0
[  264.997423]  ? __lock_acquire+0x7ec/0x4ec0
[  264.999206]  0
[  265.003439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.005224] Node 0 
[  265.009458]  ? should_fail+0x22d/0xd01
[  265.011236] DMA: 
[  265.016782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.018991] 1*4kB 
[  265.022877]  ? __lock_acquire+0x7ec/0x4ec0
[  265.024918] (U) 
[  265.030017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.032146] 0*8kB 
[  265.036380]  ? __lock_acquire+0x7ec/0x4ec0
[  265.038334] 0*16kB 
[  265.043432]  ? should_fail+0x22d/0xd01
[  265.045561] 1*32kB 
[  265.049794]  ? print_usage_bug+0xc0/0xc0
[  265.052020] (U) 
[  265.055909]  ? mark_held_locks+0x130/0x130
[  265.058124] 2*64kB 
[  265.062180]  ? mark_held_locks+0x130/0x130
[  265.064137] (U) 
[  265.068377]  ? graph_lock+0x170/0x170
[  265.070582] 1*128kB (U) 
[  265.074828]  ? print_usage_bug+0xc0/0xc0
[  265.076788] 1*256kB 
[  265.080587]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.083232] (U) 
[  265.087295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.089601] 0*512kB 
[  265.094353]  ? check_preemption_disabled+0x48/0x200
[  265.096305] 1*1024kB 
[  265.101846]  ? check_preemption_disabled+0x48/0x200
[  265.104144] (U) 
[  265.109165]  ? __lock_is_held+0xb5/0x140
[  265.111543] 1*2048kB (M) 
[  265.116569]  __alloc_pages_nodemask+0xa80/0xde0
[  265.118520] 3*4096kB 
[  265.122577]  ? graph_lock+0x170/0x170
[  265.125307] (M) = 15908kB
[  265.129983]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.132374] Node 0 
[  265.136168]  ? graph_lock+0x170/0x170
[  265.138905] DMA32: 
[  265.143927]  ? find_held_lock+0x36/0x1c0
[  265.146138] 4*4kB 
[  265.149940]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.152147] (M) 
[  265.156205]  ? lock_downgrade+0x900/0x900
[  265.158333] 0*8kB 
[  265.163009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.164966] 4*16kB 
[  265.169116]  cache_grow_begin+0x91/0x8c0
[  265.171238] (M) 
[  265.176781]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.178990] 1*32kB 
[  265.183056]  fallback_alloc+0x203/0x2e0
[  265.185004] (M) 
[  265.189417]  ____cache_alloc_node+0x1c7/0x1e0
[  265.191625] 4*64kB (UM) 
[  265.195610]  kmem_cache_alloc_node+0xe3/0x730
[  265.197557] 2*128kB (M) 
[  265.202064]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.204716] 2*256kB 
[  265.209215]  __alloc_skb+0x119/0x770
[  265.211857] (M) 
[  265.216090]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.218383] 3*512kB (M) 
[  265.222111]  ? skb_scrub_packet+0x490/0x490
[  265.224062] 4*1024kB 
[  265.229342]  ? lock_downgrade+0x900/0x900
[  265.231992] (UM) 
[  265.236326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.238707] 1*2048kB (U) 
[  265.242863]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.244906] 4*4096kB 
[  265.250438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.253175] (M) 
[  265.258629]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.261009] = 25200kB
[  265.261018] Node 0 
[  265.266477]  ndisc_alloc_skb+0x144/0x340
[  265.268414] Normal: 1032*4kB 
[  265.272835]  ndisc_send_rs+0x331/0x6e0
[  265.275218] (UME) 
[  265.277461]  addrconf_rs_timer+0x3c0/0x6f0
[  265.281501] 423*8kB (UME) 
[  265.284630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.288492] 205*16kB 
[  265.290659]  call_timer_fn+0x272/0x920
[  265.294862] (UME) 
[  265.297713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.301921] 58*32kB (UME) 
[  265.304344]  ? process_timeout+0x40/0x40
[  265.308204] 17*64kB (UM) 
[  265.310362]  ? find_held_lock+0x36/0x1c0
[  265.314573] 1*128kB 
[  265.317427]  ? mark_held_locks+0xc7/0x130
[  265.321943] (U) 0*256kB 
[  265.324724]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.328759] 0*512kB 
[  265.331081]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.335199] 0*1024kB 0*2048kB 
[  265.337883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.342350] 0*4096kB = 13864kB
[  265.344687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.349171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  265.352370]  ? trace_hardirqs_on+0xbd/0x310
[  265.356576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  265.359770]  ? kasan_check_read+0x11/0x20
[  265.364338] 427 total pagecache pages
[  265.373181]  ? __run_timers+0x7da/0xc70
[  265.377492] 0 pages in swap cache
[  265.386073]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.390195] Swap cache stats: add 0, delete 0, find 0/0
[  265.390206] Free swap  = 0kB
[  265.394015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.397967] Total swap = 0kB
[  265.401428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.406850] 1965979 pages RAM
[  265.412220]  __run_timers+0x7e5/0xc70
[  265.415213] 0 pages HighMem/MovableOnly
[  265.415223] 342744 pages reserved
[  265.419476]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.422466] 0 pages cma reserved
[  265.426701]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.430359] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.434094]  ? graph_lock+0x170/0x170
[  265.434113]  ? print_usage_bug+0xc0/0xc0
[  265.434132]  ? lock_release+0x970/0x970
[  265.438148] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.441543]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.446884] syz-executor7 cpuset=
[  265.450268]  ? find_held_lock+0x36/0x1c0
[  265.455256] syz7
[  265.461757]  ? graph_lock+0x170/0x170
[  265.465546]  mems_allowed=0
[  265.469608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.510918]  ? check_preemption_disabled+0x48/0x200
[  265.515975]  ? __lock_is_held+0xb5/0x140
[  265.520049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.525595]  ? check_preemption_disabled+0x48/0x200
[  265.530627]  run_timer_softirq+0x52/0xb0
[  265.534694]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.539721]  __do_softirq+0x30b/0xad8
[  265.543546]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.548663]  ? pvclock_read_flags+0x160/0x160
[  265.553167]  ? lapic_next_event+0x5a/0x90
[  265.557329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.562883]  ? check_preemption_disabled+0x48/0x200
[  265.567917]  ? check_preemption_disabled+0x48/0x200
[  265.572950]  ? kvm_clock_read+0x18/0x30
[  265.576931]  ? kvm_sched_clock_read+0x9/0x20
[  265.581356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.586902]  ? check_preemption_disabled+0x48/0x200
[  265.591941]  irq_exit+0x17f/0x1c0
[  265.595403]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.600253]  ? smp_reschedule_interrupt+0x109/0x650
[  265.605280]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.611275]  ? interrupt_entry+0xb5/0xf0
[  265.615353]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.620380]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.625409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.630262]  ? trace_hardirqs_off+0x300/0x300
[  265.634758]  ? trace_hardirqs_off+0x300/0x300
[  265.639274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.644827]  ? check_preemption_disabled+0x48/0x200
[  265.649857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.654719]  apic_timer_interrupt+0xf/0x20
[  265.658986]  </IRQ>
[  265.661232] RIP: 0010:console_unlock+0x1017/0x11a0
[  265.666177] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  265.685083] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  265.692800] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  265.700069] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  265.707343] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  265.714615] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  265.721887] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  265.729173]  ? netconsole_netdev_event+0x280/0x280
[  265.734122]  ? console_unlock+0x100e/0x11a0
[  265.738465]  ? devkmsg_read+0xbb0/0xbb0
[  265.742446]  ? lock_release+0x970/0x970
[  265.746430]  ? retint_kernel+0x2d/0x2d
[  265.750345]  vprintk_emit+0x33d/0x930
[  265.754161]  ? wake_up_klogd+0x180/0x180
[  265.758246]  ? find_held_lock+0x36/0x1c0
[  265.762329]  ? mark_held_locks+0xc7/0x130
[  265.766489]  vprintk_default+0x28/0x30
[  265.770381]  vprintk_func+0x7e/0x181
[  265.774099]  printk+0xa7/0xcf
[  265.777209]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  265.781973]  ? kasan_check_write+0x14/0x20
[  265.786213]  ? do_raw_spin_lock+0xc1/0x200
[  265.790466]  show_free_areas.cold.119+0x1f34/0x215d
[  265.795511]  ? si_meminfo_node+0x260/0x260
[  265.799748]  ? __lock_acquire+0x7ec/0x4ec0
[  265.803993]  ? __lock_acquire+0x7ec/0x4ec0
[  265.808234]  ? __lock_acquire+0x7ec/0x4ec0
[  265.812474]  ? kasan_check_write+0x14/0x20
[  265.816715]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  265.822528]  ? mark_held_locks+0x130/0x130
[  265.826768]  ? mark_held_locks+0x130/0x130
[  265.831014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.836551]  ? graph_lock+0x170/0x170
[  265.840368]  ? put_dec+0x3b/0xf0
[  265.843751]  ? number+0x972/0xca0
[  265.847212]  ? __lock_acquire+0x7ec/0x4ec0
[  265.851454]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  265.857000]  ? find_held_lock+0x36/0x1c0
[  265.861077]  ? serial8250_console_write+0x8b3/0xb10
[  265.866102]  ? lock_downgrade+0x900/0x900
[  265.870258]  ? graph_lock+0x170/0x170
[  265.874063]  ? graph_lock+0x170/0x170
[  265.877868]  ? print_usage_bug+0xc0/0xc0
[  265.881936]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.886352]  ? trace_hardirqs_on+0x310/0x310
[  265.890763]  ? wq_watchdog_touch+0x9c/0xfe
[  265.895003]  ? io_serial_in+0x11/0x90
[  265.898817]  ? find_held_lock+0x36/0x1c0
[  265.902893]  ? mark_held_locks+0xc7/0x130
[  265.907050]  ? netconsole_netdev_event+0x280/0x280
[  265.911989]  ? console_unlock+0xfe2/0x11a0
[  265.916227]  ? lockdep_hardirqs_on+0x421/0x5c0
[  265.920818]  ? trace_hardirqs_on+0xbd/0x310
[  265.925147]  ? vprintk_emit+0x33d/0x930
[  265.929126]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.934584]  ? kasan_check_write+0x14/0x20
[  265.938827]  ? do_raw_spin_lock+0xc1/0x200
[  265.943072]  ? netconsole_netdev_event+0x280/0x280
[  265.948008]  ? console_unlock+0x98e/0x11a0
[  265.952262]  ? devkmsg_read+0xbb0/0xbb0
[  265.956241]  ? vprintk_emit+0x7f7/0x930
[  265.960226]  ? lock_release+0x970/0x970
[  265.964204]  ? preempt_count_add+0x7d/0x160
[  265.968531]  ? wake_up_klogd+0x11a/0x180
[  265.972596]  ? console_device+0xc0/0xc0
[  265.976581]  ? do_raw_spin_lock+0xc1/0x200
[  265.980836]  ? vprintk_emit+0x268/0x930
[  265.984824]  ? wake_up_klogd+0x180/0x180
[  265.988918]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.993684]  ? trace_hardirqs_off_caller+0x300/0x300
[  265.998790]  ? retint_kernel+0x1b/0x2d
[  266.002682]  ? trace_hardirqs_on+0x310/0x310
[  266.007106]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.011874]  ? retint_kernel+0x2d/0x2d
[  266.015775]  ? arch_local_irq_restore+0x45/0x52
[  266.020454]  ? save_image_lzo.cold.20+0x629/0xecf
[  266.025314]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  266.030101]  ? show_mem+0x1e/0x17b
[  266.033656]  show_mem+0x34/0x17b
[  266.037033]  dump_header+0x2f1/0xf72
[  266.040765]  ? pagefault_out_of_memory+0x197/0x197
[  266.045713]  ? __lock_acquire+0x7ec/0x4ec0
[  266.049957]  ? print_usage_bug+0xc0/0xc0
[  266.054035]  ? graph_lock+0x170/0x170
[  266.057844]  ? graph_lock+0x170/0x170
[  266.061649]  ? print_usage_bug+0xc0/0xc0
[  266.065714]  ? print_usage_bug+0xc0/0xc0
[  266.069779]  ? print_usage_bug+0xc0/0xc0
[  266.073850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.079396]  ? find_held_lock+0x36/0x1c0
[  266.083473]  ? mark_held_locks+0xc7/0x130
[  266.087633]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  266.092737]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  266.097849]  ? lockdep_hardirqs_on+0x421/0x5c0
[  266.102448]  ? trace_hardirqs_on+0xbd/0x310
[  266.106774]  ? kasan_check_read+0x11/0x20
[  266.110929]  ? ___ratelimit+0x36f/0x655
[  266.114919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.120379]  ? trace_hardirqs_on+0x310/0x310
[  266.124791]  ? lock_downgrade+0x900/0x900
[  266.128954]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  266.134065]  ? ___ratelimit+0xaa/0x655
[  266.137962]  ? idr_get_free+0xec0/0xec0
[  266.141946]  ? kasan_check_write+0x14/0x20
[  266.146187]  ? do_raw_spin_lock+0xc1/0x200
[  266.150438]  oom_kill_process.cold.27+0x10/0x903
[  266.155203]  ? graph_lock+0x170/0x170
[  266.159007]  ? _raw_spin_unlock+0x2c/0x50
[  266.163162]  ? oom_badness+0xe6/0xaa0
[  266.166974]  ? oom_evaluate_task+0x540/0x540
[  266.171395]  ? find_held_lock+0x36/0x1c0
[  266.175470]  ? out_of_memory+0x974/0x14c0
[  266.179625]  ? lock_downgrade+0x900/0x900
[  266.183775]  ? check_preemption_disabled+0x48/0x200
[  266.188810]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.194617]  ? kasan_check_read+0x11/0x20
[  266.198772]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.204058]  ? rcu_bh_qs+0xc0/0xc0
[  266.207612]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.212634]  ? oom_evaluate_task+0x302/0x540
[  266.217055]  out_of_memory+0xa86/0x14c0
[  266.221044]  ? oom_killer_disable+0x3a0/0x3a0
[  266.225543]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  266.230481]  ? __mutex_add_waiter+0x2a0/0x2a0
[  266.234994]  __alloc_pages_slowpath+0x2318/0x2d80
[  266.239874]  ? warn_alloc+0x120/0x120
[  266.243695]  ? find_get_entry+0x2f2/0xc40
[  266.247858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.253406]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  266.258343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.263885]  ? should_fail+0x22d/0xd01
[  266.267784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.272897]  ? __lock_is_held+0xb5/0x140
[  266.277004]  ? __lock_is_held+0xb5/0x140
[  266.281087]  ? ___might_sleep+0x1ed/0x300
[  266.285235]  ? lock_release+0x970/0x970
[  266.289219]  ? arch_local_save_flags+0x40/0x40
[  266.293824]  ? __might_sleep+0x95/0x190
[  266.297811]  __alloc_pages_nodemask+0xa80/0xde0
[  266.302493]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.307517]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.313324]  ? kasan_check_read+0x11/0x20
[  266.317487]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.322778]  ? graph_lock+0x170/0x170
[  266.326587]  ? print_usage_bug+0xc0/0xc0
[  266.330656]  ? graph_lock+0x170/0x170
[  266.334460]  ? graph_lock+0x170/0x170
[  266.338266]  ? __do_page_cache_readahead+0x7ce/0x980
[  266.343382]  ? find_held_lock+0x36/0x1c0
[  266.347458]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  266.353003]  alloc_pages_current+0x10c/0x210
[  266.357427]  ? lock_downgrade+0x900/0x900
[  266.361588]  __page_cache_alloc+0x38f/0x5b0
[  266.365916]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.371721]  ? kasan_check_read+0x11/0x20
[  266.375880]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.381166]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  266.385845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.391394]  ? check_preemption_disabled+0x48/0x200
[  266.396424]  filemap_fault+0x1594/0x25f0
[  266.400511]  ? __lock_page_or_retry+0xa00/0xa00
[  266.405198]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.409699]  ? lockdep_hardirqs_on+0x421/0x5c0
[  266.414287]  ? trace_hardirqs_on+0xbd/0x310
[  266.418615]  ? kasan_check_read+0x11/0x20
[  266.422769]  ? finish_task_switch+0x1f5/0x900
[  266.427734]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.433197]  ? compat_start_thread+0x80/0x80
[  266.437616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.443166]  ? _raw_spin_unlock_irq+0x60/0x80
[  266.447665]  ? finish_task_switch+0x1f5/0x900
[  266.452161]  ? finish_task_switch+0x1b5/0x900
[  266.456665]  ? __switch_to_asm+0x34/0x70
[  266.460735]  ? __switch_to_asm+0x34/0x70
[  266.464805]  ? __switch_to_asm+0x34/0x70
[  266.468869]  ? __switch_to_asm+0x40/0x70
[  266.472933]  ? __switch_to_asm+0x34/0x70
[  266.476997]  ? __switch_to_asm+0x40/0x70
[  266.481063]  ? __switch_to_asm+0x34/0x70
[  266.485127]  ? __switch_to_asm+0x40/0x70
[  266.489189]  ? __switch_to_asm+0x34/0x70
[  266.493262]  ? graph_lock+0x170/0x170
[  266.497064]  ? __switch_to_asm+0x40/0x70
[  266.501141]  ? __schedule+0x874/0x1ed0
[  266.505058]  ? lock_acquire+0x1ed/0x520
[  266.509035]  ? ext4_filemap_fault+0x7a/0xad
[  266.513367]  ? lock_release+0x970/0x970
[  266.517351]  ? arch_local_save_flags+0x40/0x40
[  266.521953]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.526737]  ? trace_hardirqs_off_caller+0x300/0x300
[  266.531869]  ? retint_kernel+0x1b/0x2d
[  266.535792]  ? down_read+0xb0/0x1d0
[  266.539426]  ? ext4_filemap_fault+0x7a/0xad
[  266.543751]  ? __down_interruptible+0x700/0x700
[  266.548531]  ? retint_kernel+0x2d/0x2d
[  266.552430]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  266.557023]  ext4_filemap_fault+0x82/0xad
[  266.561185]  __do_fault+0x100/0x6b0
[  266.564820]  ? lock_downgrade+0x900/0x900
[  266.568973]  ? print_bad_pte+0x6c0/0x6c0
[  266.573044]  ? do_futex+0x249/0x26d0
[  266.576769]  ? finish_task_switch+0x1f5/0x900
[  266.581277]  ? kasan_check_read+0x11/0x20
[  266.585437]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.589863]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  266.594455]  ? add_mm_counter_fast+0xd0/0xd0
[  266.598879]  __handle_mm_fault+0x3709/0x53e0
[  266.603294]  ? preempt_notifier_register+0x200/0x200
[  266.608419]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  266.613263]  ? __switch_to_asm+0x40/0x70
[  266.617337]  ? graph_lock+0x170/0x170
[  266.621140]  ? __switch_to_asm+0x40/0x70
[  266.625205]  ? print_usage_bug+0xc0/0xc0
[  266.629275]  ? graph_lock+0x170/0x170
[  266.633083]  ? graph_lock+0x170/0x170
[  266.636917]  ? handle_mm_fault+0x42a/0xc70
[  266.641159]  ? lock_downgrade+0x900/0x900
[  266.645315]  ? check_preemption_disabled+0x48/0x200
[  266.650350]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.656153]  ? kasan_check_read+0x11/0x20
[  266.660326]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.665612]  ? rcu_bh_qs+0xc0/0xc0
[  266.669157]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.674624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.680170]  ? check_preemption_disabled+0x48/0x200
[  266.685201]  handle_mm_fault+0x54f/0xc70
[  266.689271]  ? __handle_mm_fault+0x53e0/0x53e0
[  266.693870]  ? find_vma+0x34/0x190
[  266.697423]  __do_page_fault+0x67d/0xed0
[  266.701500]  ? mm_fault_error+0x380/0x380
[  266.705649]  ? trace_hardirqs_off+0xb8/0x300
[  266.710067]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.715435]  ? trace_hardirqs_on+0x310/0x310
[  266.719860]  do_page_fault+0xf2/0x7e0
[  266.723667]  ? vmalloc_sync_all+0x30/0x30
[  266.727834]  ? error_entry+0x70/0xd0
[  266.731566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.736591]  ? trace_hardirqs_on_caller+0xc0/0x300
[  266.741527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.746464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.751319]  ? trace_hardirqs_off+0x300/0x300
[  266.755822]  ? trace_hardirqs_off_caller+0x300/0x300
[  266.760937]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.765962]  ? page_fault+0x8/0x30
[  266.769510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.774365]  ? page_fault+0x8/0x30
[  266.777910]  page_fault+0x1e/0x30
[  266.781363] RIP: 0033:0x404068
[  266.784564] Code: Bad RIP value.
[  266.787931] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  266.793300] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  266.800578] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  266.807864] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  266.815135] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  266.822406] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  266.829714] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  266.829798] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.836913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.836918] Call Trace:
[  266.836933]  <IRQ>
[  266.836959]  dump_stack+0x1c4/0x2b4
[  266.836976]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.837005]  warn_alloc.cold.118+0xb7/0x1bd
[  266.843568] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.852835]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.855397] syz-fuzzer cpuset=
[  266.857549]  ? lock_downgrade+0x900/0x900
[  266.861152] /
[  266.866346]  ? trace_hardirqs_off+0xb8/0x300
[  266.870644]  mems_allowed=0
[  266.880874]  ? trace_hardirqs_off+0xb8/0x300
[  266.906450]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.911336]  ? warn_alloc+0x120/0x120
[  266.915151]  ? warn_alloc+0x120/0x120
[  266.918961]  ? print_usage_bug+0xc0/0xc0
[  266.923031]  ? warn_alloc+0x120/0x120
[  266.926842]  ? print_usage_bug+0xc0/0xc0
[  266.930915]  ? __lock_acquire+0x7ec/0x4ec0
[  266.935151]  ? __lock_acquire+0x7ec/0x4ec0
[  266.939394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.944939]  ? should_fail+0x22d/0xd01
[  266.948849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.953963]  ? __lock_acquire+0x7ec/0x4ec0
[  266.958213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.963318]  ? __lock_acquire+0x7ec/0x4ec0
[  266.967560]  ? should_fail+0x22d/0xd01
[  266.971465]  ? mark_held_locks+0x130/0x130
[  266.975710]  ? mark_held_locks+0x130/0x130
[  266.979948]  ? graph_lock+0x170/0x170
[  266.983755]  ? graph_lock+0x170/0x170
[  266.987563]  ? graph_lock+0x170/0x170
[  266.991375]  ? print_usage_bug+0xc0/0xc0
[  266.995440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.000981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.006528]  ? check_preemption_disabled+0x48/0x200
[  267.011551]  ? check_preemption_disabled+0x48/0x200
[  267.016585]  ? __lock_is_held+0xb5/0x140
[  267.020659]  __alloc_pages_nodemask+0xa80/0xde0
[  267.025335]  ? graph_lock+0x170/0x170
[  267.029149]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.034166]  ? graph_lock+0x170/0x170
[  267.037982]  ? find_held_lock+0x36/0x1c0
[  267.042058]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.046737]  ? lock_downgrade+0x900/0x900
[  267.050899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.056450]  cache_grow_begin+0x91/0x8c0
[  267.060518]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.064946]  fallback_alloc+0x203/0x2e0
[  267.068935]  ____cache_alloc_node+0x1c7/0x1e0
[  267.073445]  kmem_cache_alloc_node+0xe3/0x730
[  267.077947]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.082200]  __alloc_skb+0x119/0x770
[  267.085922]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.091211]  ? skb_scrub_packet+0x490/0x490
[  267.095537]  ? lock_downgrade+0x900/0x900
[  267.099700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.105250]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.110710]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.116172]  ? addrconf_rs_timer+0x6f0/0x6f0
[  267.120607]  ndisc_alloc_skb+0x144/0x340
[  267.124682]  ndisc_send_rs+0x331/0x6e0
[  267.128582]  addrconf_rs_timer+0x3c0/0x6f0
[  267.132832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.137091]  call_timer_fn+0x272/0x920
[  267.140981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.145232]  ? process_timeout+0x40/0x40
[  267.149300]  ? find_held_lock+0x36/0x1c0
[  267.153376]  ? __run_timers+0x7da/0xc70
[  267.157360]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.161862]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.166362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.170605]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  267.175193]  ? trace_hardirqs_on+0xbd/0x310
[  267.179519]  ? kasan_check_read+0x11/0x20
[  267.183675]  ? __run_timers+0x7da/0xc70
[  267.187659]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.193121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.197371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.201615]  __run_timers+0x7e5/0xc70
[  267.205438]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.210834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.215872]  ? graph_lock+0x170/0x170
[  267.219688]  ? enqueue_hrtimer+0x1a5/0x560
[  267.223952]  ? lock_release+0x970/0x970
[  267.227956]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.233158]  ? find_held_lock+0x36/0x1c0
[  267.237227]  ? graph_lock+0x170/0x170
[  267.241036]  ? pvclock_read_flags+0x160/0x160
[  267.245538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.251081]  ? check_preemption_disabled+0x48/0x200
[  267.256115]  ? __lock_is_held+0xb5/0x140
[  267.260181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.265725]  ? check_preemption_disabled+0x48/0x200
[  267.270757]  run_timer_softirq+0x52/0xb0
[  267.274826]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.279852]  __do_softirq+0x30b/0xad8
[  267.283671]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.288787]  ? pvclock_read_flags+0x160/0x160
[  267.293293]  ? lapic_next_event+0x5a/0x90
[  267.297450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.302991]  ? check_preemption_disabled+0x48/0x200
[  267.308010]  ? check_preemption_disabled+0x48/0x200
[  267.313040]  ? kvm_clock_read+0x18/0x30
[  267.317020]  ? kvm_sched_clock_read+0x9/0x20
[  267.321974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.327518]  ? check_preemption_disabled+0x48/0x200
[  267.332554]  irq_exit+0x17f/0x1c0
[  267.336015]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.340871]  ? smp_reschedule_interrupt+0x109/0x650
[  267.345893]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.351786]  ? interrupt_entry+0xb5/0xf0
[  267.355863]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.360891]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.365912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.370766]  ? trace_hardirqs_off+0x300/0x300
[  267.375262]  ? trace_hardirqs_off+0x300/0x300
[  267.379768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.385319]  ? check_preemption_disabled+0x48/0x200
[  267.390353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.395224]  apic_timer_interrupt+0xf/0x20
[  267.399461]  </IRQ>
[  267.401704] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  267.406641] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  267.425546] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  267.433262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.440529] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  267.447809] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  267.455080] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  267.462350] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  267.469667]  skb_clone+0x1bb/0x500
[  267.473215]  ? skb_split+0x11e0/0x11e0
[  267.477113]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.481877]  ? lockdep_hardirqs_on+0x421/0x5c0
[  267.486467]  ? retint_kernel+0x2d/0x2d
[  267.490359]  ? trace_hardirqs_on_caller+0xc0/0x300
[  267.495289]  ? retint_kernel+0x2d/0x2d
[  267.499182]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.503954]  bpf_clone_redirect+0xb9/0x490
[  267.508192]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  267.513392]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  267.518420]  ? retint_kernel+0x2d/0x2d
[  267.522321]  ? find_held_lock+0x36/0x1c0
[  267.526398]  ? lock_acquire+0x1ed/0x520
[  267.530377]  ? bpf_test_run+0x32e/0x5a0
[  267.534355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.539898]  ? check_preemption_disabled+0x48/0x200
[  267.544928]  ? kasan_check_read+0x11/0x20
[  267.549078]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.554361]  ? rcu_bh_qs+0xc0/0xc0
[  267.557912]  ? preempt_schedule+0x4d/0x60
[  267.562072]  ? ___preempt_schedule+0x16/0x18
[  267.566494]  ? bpf_test_run+0x1c0/0x5a0
[  267.570483]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.574897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.580453]  ? bpf_test_init.isra.9+0x70/0x100
[  267.585062]  ? bpf_prog_test_run_skb+0x634/0xb40
[  267.589839]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.594692]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.600231]  ? fput+0x130/0x1a0
[  267.603519]  ? __bpf_prog_get+0x9b/0x290
[  267.607585]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.612431]  ? bpf_prog_test_run+0x130/0x1a0
[  267.616853]  ? __x64_sys_bpf+0x3d8/0x510
[  267.620918]  ? bpf_prog_get+0x20/0x20
[  267.624735]  ? do_syscall_64+0x2a5/0x820
[  267.628833]  ? do_syscall_64+0x1b9/0x820
[  267.632906]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.638280]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.643214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.648062]  ? trace_hardirqs_off+0x300/0x300
[  267.652567]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.657590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.663134]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.668166]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.673029]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.678411] warn_alloc_show_mem: 1 callbacks suppressed
[  267.678424] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  267.678427] Mem-Info:
[  267.678458] active_anon:38791 inactive_anon:372 isolated_anon:0
[  267.678458]  active_file:33 inactive_file:13 isolated_file:0
[  267.678458]  unevictable:0 dirty:0 writeback:0 unstable:0
[  267.678458]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  267.678458]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  267.678458]  free:13743 free_pcp:141 free_cma:0
[  267.683800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.683807] Call Trace:
[  267.683816]  <IRQ>
[  267.690770] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  267.693174]  dump_stack+0x1c4/0x2b4
[  267.726047] Node 0 
[  267.735446]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.738036] 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
[  267.740175]  warn_alloc.cold.118+0xb7/0x1bd
[  267.767899] lowmem_reserve[]: 0
[  267.771562]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.773780]  2817
[  267.778975]  ? lock_downgrade+0x900/0x900
[  267.804463]  6321
[  267.808815]  ? trace_hardirqs_off+0xb8/0x300
[  267.812067]  6321
[  267.816917]  ? trace_hardirqs_off+0xb8/0x300
[  267.823103]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.825141] Node 0 
[  267.829576]  ? warn_alloc+0x120/0x120
[  267.831616] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  267.835998]  ? trace_hardirqs_on+0x310/0x310
[  267.840819] lowmem_reserve[]:
[  267.843056]  ? warn_alloc+0x120/0x120
[  267.846833]  0
[  267.873997]  ? print_usage_bug+0xc0/0xc0
[  267.878383]  0
[  267.881491]  ? warn_alloc+0x120/0x120
[  267.885268]  3503
[  267.887070]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.891109]  3503
[  267.892915]  ? print_usage_bug+0xc0/0xc0
[  267.896696] Node 0 
[  267.898761]  ? __lock_acquire+0x7ec/0x4ec0
[  267.903798] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  267.905828]  ? __lock_acquire+0x7ec/0x4ec0
[  267.909860] lowmem_reserve[]: 0
[  267.912109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.916319]  0
[  267.944795]  ? should_fail+0x22d/0xd01
[  267.949015]  0
[  267.952299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.957809]  0
[  267.959616]  ? __lock_acquire+0x7ec/0x4ec0
[  267.965284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.970364] Node 0 
[  267.972164]  ? __lock_acquire+0x7ec/0x4ec0
[  267.976375] DMA: 
[  267.981485]  ? should_fail+0x22d/0xd01
[  267.983702] 1*4kB 
[  267.987932]  ? print_usage_bug+0xc0/0xc0
[  267.987960]  ? mark_held_locks+0x130/0x130
[  267.989996] (U) 
[  267.994543]  ? mark_held_locks+0x130/0x130
[  267.996671] 0*8kB 
[  268.000734]  ? graph_lock+0x170/0x170
[  268.004946] 0*16kB 
[  268.006920]  ? print_usage_bug+0xc0/0xc0
[  268.011134] 1*32kB 
[  268.013278]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.013298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.017079] (U) 
[  268.019323]  ? check_preemption_disabled+0x48/0x200
[  268.023352] 2*64kB (U) 
[  268.025600]  ? check_preemption_disabled+0x48/0x200
[  268.030327] 1*128kB (U) 
[  268.035886]  ? __lock_is_held+0xb5/0x140
[  268.037833] 1*256kB 
[  268.042849]  __alloc_pages_nodemask+0xa80/0xde0
[  268.045405] (U) 
[  268.050421]  ? graph_lock+0x170/0x170
[  268.053070] 0*512kB 
[  268.057129]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.059433] 1*1024kB 
[  268.064105]  ? graph_lock+0x170/0x170
[  268.066062] (U) 
[  268.069881]  ? find_held_lock+0x36/0x1c0
[  268.072183] 1*2048kB 
[  268.077211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.079595] (M) 
[  268.083403]  ? lock_downgrade+0x900/0x900
[  268.085358] 3*4096kB 
[  268.089425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.091812] (M) 
[  268.096482]  cache_grow_begin+0x91/0x8c0
[  268.098433] = 15908kB
[  268.102576]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.104966] Node 0 
[  268.110510]  fallback_alloc+0x203/0x2e0
[  268.112463] DMA32: 
[  268.116524]  ____cache_alloc_node+0x1c7/0x1e0
[  268.118909] 4*4kB 
[  268.123332]  kmem_cache_alloc_node+0xe3/0x730
[  268.125534] (M) 
[  268.129508]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.131719] 0*8kB 4*16kB 
[  268.136228]  __alloc_skb+0x119/0x770
[  268.138357] (M) 
[  268.142850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.144810] 1*32kB 
[  268.149036]  ? skb_scrub_packet+0x490/0x490
[  268.151768] (M) 4*64kB 
[  268.155488]  ? lock_downgrade+0x900/0x900
[  268.157441] (UM) 
[  268.162717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.164943] 2*128kB 
[  268.169274]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.171837] (M) 
[  268.175981]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.178024] 2*256kB 
[  268.183560]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.185868] (M) 
[  268.191332]  ndisc_alloc_skb+0x144/0x340
[  268.193275] 3*512kB 
[  268.198725]  ndisc_send_rs+0x331/0x6e0
[  268.201024] (M) 
[  268.205434]  addrconf_rs_timer+0x3c0/0x6f0
[  268.207385] 4*1024kB 
[  268.211446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.213742] (UM) 
[  268.217643]  call_timer_fn+0x272/0x920
[  268.219594] 1*2048kB 
[  268.223828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.226220] (U) 
[  268.230455]  ? process_timeout+0x40/0x40
[  268.232499] 4*4096kB 
[  268.236384]  ? find_held_lock+0x36/0x1c0
[  268.238767] (M) = 25200kB
[  268.243014]  ? mark_held_locks+0xc7/0x130
[  268.244964] Node 0 
[  268.249020]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.251410] Normal: 
[  268.255466]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.258203] 1032*4kB 
[  268.262355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.264570] (UME) 
[  268.269078]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.271385] 423*8kB 
[  268.275883]  ? trace_hardirqs_on+0xbd/0x310
[  268.278267] (UME) 
[  268.282504]  ? kasan_check_read+0x11/0x20
[  268.284635] 205*16kB 
[  268.289218]  ? __run_timers+0x7da/0xc70
[  268.291521] (UME) 
[  268.295844]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.297964] 58*32kB (UME) 
[  268.302122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.304508] 17*64kB 
[  268.308483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.310606] (UM) 
[  268.316060]  __run_timers+0x7e5/0xc70
[  268.318879] 1*128kB 
[  268.323127]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.325421] (U) 
[  268.329658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.331704] 0*256kB 
[  268.335501]  ? graph_lock+0x170/0x170
[  268.337810] 0*512kB 
[  268.343168]  ? print_usage_bug+0xc0/0xc0
[  268.345122] 0*1024kB 
[  268.350134]  ? lock_release+0x970/0x970
[  268.352438] 0*2048kB 
[  268.356236]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.358537] 0*4096kB 
[  268.362598]  ? find_held_lock+0x36/0x1c0
[  268.364979] = 13864kB
[  268.364998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.368966]  ? graph_lock+0x170/0x170
[  268.371359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.376544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.378936] 427 total pagecache pages
[  268.382995]  ? check_preemption_disabled+0x48/0x200
[  268.385389] 0 pages in swap cache
[  268.394230]  ? __lock_is_held+0xb5/0x140
[  268.398005] Swap cache stats: add 0, delete 0, find 0/0
[  268.406582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.412094] Free swap  = 0kB
[  268.415901]  ? check_preemption_disabled+0x48/0x200
[  268.420891] Total swap = 0kB
[  268.424351]  run_timer_softirq+0x52/0xb0
[  268.428903] 1965979 pages RAM
[  268.434270]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.439787] 0 pages HighMem/MovableOnly
[  268.442809]  __do_softirq+0x30b/0xad8
[  268.447798] 342744 pages reserved
[  268.447810] 0 pages cma reserved
[  268.450837]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.454974] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.458004]  ? pvclock_read_flags+0x160/0x160
[  268.463211] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.466970]  ? lapic_next_event+0x5a/0x90
[  268.466992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.470913] syz-executor7 cpuset=
[  268.474373]  ? check_preemption_disabled+0x48/0x200
[  268.474393]  ? check_preemption_disabled+0x48/0x200
[  268.477875] syz7
[  268.482941]  ? kvm_clock_read+0x18/0x30
[  268.482957]  ? kvm_sched_clock_read+0x9/0x20
[  268.482977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.482996]  ? check_preemption_disabled+0x48/0x200
[  268.489598]  mems_allowed=0
[  268.494119]  irq_exit+0x17f/0x1c0
[  268.554955]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.559809]  ? smp_reschedule_interrupt+0x109/0x650
[  268.564843]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.570741]  ? interrupt_entry+0xb5/0xf0
[  268.574819]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.579841]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.584867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.589724]  ? trace_hardirqs_off+0x300/0x300
[  268.594233]  ? trace_hardirqs_off+0x300/0x300
[  268.598737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.604290]  ? check_preemption_disabled+0x48/0x200
[  268.609340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.614201]  apic_timer_interrupt+0xf/0x20
[  268.618433]  </IRQ>
[  268.620682] RIP: 0010:console_unlock+0x1017/0x11a0
[  268.625617] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  268.644532] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  268.652259] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  268.659543] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  268.666827] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  268.674108] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  268.681390] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  268.688689]  ? netconsole_netdev_event+0x280/0x280
[  268.693643]  ? console_unlock+0x100e/0x11a0
[  268.697998]  ? devkmsg_read+0xbb0/0xbb0
[  268.701985]  ? lock_release+0x970/0x970
[  268.705969]  ? retint_kernel+0x2d/0x2d
[  268.709887]  vprintk_emit+0x33d/0x930
[  268.713704]  ? wake_up_klogd+0x180/0x180
[  268.717798]  ? find_held_lock+0x36/0x1c0
[  268.721875]  ? mark_held_locks+0xc7/0x130
[  268.726034]  vprintk_default+0x28/0x30
[  268.729933]  vprintk_func+0x7e/0x181
[  268.733657]  printk+0xa7/0xcf
[  268.736776]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  268.741543]  ? kasan_check_write+0x14/0x20
[  268.745798]  ? do_raw_spin_lock+0xc1/0x200
[  268.750062]  show_free_areas.cold.119+0x1f34/0x215d
[  268.755124]  ? si_meminfo_node+0x260/0x260
[  268.759374]  ? __lock_acquire+0x7ec/0x4ec0
[  268.763625]  ? __lock_acquire+0x7ec/0x4ec0
[  268.767868]  ? __lock_acquire+0x7ec/0x4ec0
[  268.772110]  ? kasan_check_write+0x14/0x20
[  268.776352]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  268.782162]  ? mark_held_locks+0x130/0x130
[  268.786398]  ? mark_held_locks+0x130/0x130
[  268.790641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.796180]  ? graph_lock+0x170/0x170
[  268.799989]  ? put_dec+0x3b/0xf0
[  268.803359]  ? number+0x972/0xca0
[  268.806813]  ? __lock_acquire+0x7ec/0x4ec0
[  268.811054]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  268.816605]  ? find_held_lock+0x36/0x1c0
[  268.820683]  ? serial8250_console_write+0x8b3/0xb10
[  268.825701]  ? lock_downgrade+0x900/0x900
[  268.829851]  ? graph_lock+0x170/0x170
[  268.833657]  ? graph_lock+0x170/0x170
[  268.837461]  ? print_usage_bug+0xc0/0xc0
[  268.841524]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.845939]  ? trace_hardirqs_on+0x310/0x310
[  268.850353]  ? wq_watchdog_touch+0x9c/0xfe
[  268.854590]  ? io_serial_in+0x11/0x90
[  268.858401]  ? find_held_lock+0x36/0x1c0
[  268.862476]  ? mark_held_locks+0xc7/0x130
[  268.866636]  ? netconsole_netdev_event+0x280/0x280
[  268.871566]  ? console_unlock+0xfe2/0x11a0
[  268.875820]  ? lockdep_hardirqs_on+0x421/0x5c0
[  268.880408]  ? trace_hardirqs_on+0xbd/0x310
[  268.884738]  ? vprintk_emit+0x33d/0x930
[  268.888728]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.894190]  ? kasan_check_write+0x14/0x20
[  268.898434]  ? do_raw_spin_lock+0xc1/0x200
[  268.902681]  ? netconsole_netdev_event+0x280/0x280
[  268.907615]  ? console_unlock+0x98e/0x11a0
[  268.911867]  ? devkmsg_read+0xbb0/0xbb0
[  268.915843]  ? vprintk_emit+0x7f7/0x930
[  268.919832]  ? lock_release+0x970/0x970
[  268.923814]  ? preempt_count_add+0x7d/0x160
[  268.928145]  ? wake_up_klogd+0x11a/0x180
[  268.932249]  ? console_device+0xc0/0xc0
[  268.936233]  ? do_raw_spin_lock+0xc1/0x200
[  268.940478]  ? vprintk_emit+0x268/0x930
[  268.944465]  ? wake_up_klogd+0x180/0x180
[  268.948533]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.953294]  ? trace_hardirqs_off_caller+0x300/0x300
[  268.958404]  ? retint_kernel+0x1b/0x2d
[  268.962295]  ? trace_hardirqs_on+0x310/0x310
[  268.966725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.971499]  ? retint_kernel+0x2d/0x2d
[  268.975404]  ? arch_local_irq_restore+0x45/0x52
[  268.980078]  ? save_image_lzo.cold.20+0x629/0xecf
[  268.984929]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  268.989700]  ? show_mem+0x1e/0x17b
[  268.993250]  show_mem+0x34/0x17b
[  268.996624]  dump_header+0x2f1/0xf72
[  269.000352]  ? pagefault_out_of_memory+0x197/0x197
[  269.005292]  ? __lock_acquire+0x7ec/0x4ec0
[  269.009541]  ? print_usage_bug+0xc0/0xc0
[  269.013613]  ? graph_lock+0x170/0x170
[  269.017414]  ? graph_lock+0x170/0x170
[  269.021218]  ? print_usage_bug+0xc0/0xc0
[  269.025279]  ? print_usage_bug+0xc0/0xc0
[  269.029347]  ? print_usage_bug+0xc0/0xc0
[  269.033425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.038976]  ? find_held_lock+0x36/0x1c0
[  269.043048]  ? mark_held_locks+0xc7/0x130
[  269.047202]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.052317]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.057428]  ? lockdep_hardirqs_on+0x421/0x5c0
[  269.062044]  ? trace_hardirqs_on+0xbd/0x310
[  269.066372]  ? kasan_check_read+0x11/0x20
[  269.070536]  ? ___ratelimit+0x36f/0x655
[  269.074522]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.079977]  ? trace_hardirqs_on+0x310/0x310
[  269.084389]  ? lock_downgrade+0x900/0x900
[  269.088548]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.093656]  ? ___ratelimit+0xaa/0x655
[  269.097553]  ? idr_get_free+0xec0/0xec0
[  269.101536]  ? kasan_check_write+0x14/0x20
[  269.105784]  ? do_raw_spin_lock+0xc1/0x200
[  269.110034]  oom_kill_process.cold.27+0x10/0x903
[  269.114810]  ? graph_lock+0x170/0x170
[  269.118629]  ? _raw_spin_unlock+0x2c/0x50
[  269.122791]  ? oom_badness+0xe6/0xaa0
[  269.126605]  ? oom_evaluate_task+0x540/0x540
[  269.131023]  ? find_held_lock+0x36/0x1c0
[  269.135098]  ? out_of_memory+0x974/0x14c0
[  269.139255]  ? lock_downgrade+0x900/0x900
[  269.143406]  ? check_preemption_disabled+0x48/0x200
[  269.148437]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.154243]  ? kasan_check_read+0x11/0x20
[  269.158399]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.163779]  ? rcu_bh_qs+0xc0/0xc0
[  269.167331]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.172349]  ? oom_evaluate_task+0x302/0x540
[  269.176778]  out_of_memory+0xa86/0x14c0
[  269.180776]  ? oom_killer_disable+0x3a0/0x3a0
[  269.185281]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  269.190223]  ? __mutex_add_waiter+0x2a0/0x2a0
[  269.194742]  __alloc_pages_slowpath+0x2318/0x2d80
[  269.199635]  ? warn_alloc+0x120/0x120
[  269.203454]  ? find_get_entry+0x2f2/0xc40
[  269.207617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.213163]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  269.218097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.223638]  ? should_fail+0x22d/0xd01
[  269.227535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.232641]  ? __lock_is_held+0xb5/0x140
[  269.236738]  ? __lock_is_held+0xb5/0x140
[  269.240826]  ? ___might_sleep+0x1ed/0x300
[  269.244980]  ? lock_release+0x970/0x970
[  269.248959]  ? arch_local_save_flags+0x40/0x40
[  269.253556]  ? __might_sleep+0x95/0x190
[  269.257542]  __alloc_pages_nodemask+0xa80/0xde0
[  269.262223]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.267252]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.273058]  ? kasan_check_read+0x11/0x20
[  269.277213]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.282503]  ? graph_lock+0x170/0x170
[  269.286315]  ? print_usage_bug+0xc0/0xc0
[  269.290386]  ? graph_lock+0x170/0x170
[  269.294187]  ? graph_lock+0x170/0x170
[  269.297996]  ? __do_page_cache_readahead+0x7ce/0x980
[  269.303112]  ? find_held_lock+0x36/0x1c0
[  269.307193]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  269.312742]  alloc_pages_current+0x10c/0x210
[  269.317162]  ? lock_downgrade+0x900/0x900
[  269.321517]  __page_cache_alloc+0x38f/0x5b0
[  269.325850]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.331654]  ? kasan_check_read+0x11/0x20
[  269.335810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.341097]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  269.345773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.351330]  ? check_preemption_disabled+0x48/0x200
[  269.356361]  filemap_fault+0x1594/0x25f0
[  269.360450]  ? __lock_page_or_retry+0xa00/0xa00
[  269.365122]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.369625]  ? lockdep_hardirqs_on+0x421/0x5c0
[  269.374216]  ? trace_hardirqs_on+0xbd/0x310
[  269.378543]  ? kasan_check_read+0x11/0x20
[  269.382697]  ? finish_task_switch+0x1f5/0x900
[  269.387203]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.392658]  ? compat_start_thread+0x80/0x80
[  269.397072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.402624]  ? _raw_spin_unlock_irq+0x60/0x80
[  269.407126]  ? finish_task_switch+0x1f5/0x900
[  269.411623]  ? finish_task_switch+0x1b5/0x900
[  269.416124]  ? __switch_to_asm+0x34/0x70
[  269.420190]  ? __switch_to_asm+0x34/0x70
[  269.424256]  ? __switch_to_asm+0x34/0x70
[  269.428323]  ? __switch_to_asm+0x40/0x70
[  269.432385]  ? __switch_to_asm+0x34/0x70
[  269.436450]  ? __switch_to_asm+0x40/0x70
[  269.440510]  ? __switch_to_asm+0x34/0x70
[  269.444573]  ? __switch_to_asm+0x40/0x70
[  269.448633]  ? __switch_to_asm+0x34/0x70
[  269.452704]  ? graph_lock+0x170/0x170
[  269.456504]  ? __switch_to_asm+0x40/0x70
[  269.460578]  ? __schedule+0x874/0x1ed0
[  269.464494]  ? lock_acquire+0x1ed/0x520
[  269.468473]  ? ext4_filemap_fault+0x7a/0xad
[  269.472809]  ? lock_release+0x970/0x970
[  269.476789]  ? arch_local_save_flags+0x40/0x40
[  269.481382]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.486144]  ? trace_hardirqs_off_caller+0x300/0x300
[  269.491249]  ? retint_kernel+0x1b/0x2d
[  269.495155]  ? down_read+0xb0/0x1d0
[  269.498785]  ? ext4_filemap_fault+0x7a/0xad
[  269.503114]  ? __down_interruptible+0x700/0x700
[  269.507790]  ? retint_kernel+0x2d/0x2d
[  269.511692]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  269.516284]  ext4_filemap_fault+0x82/0xad
[  269.520445]  __do_fault+0x100/0x6b0
[  269.524081]  ? lock_downgrade+0x900/0x900
[  269.528237]  ? print_bad_pte+0x6c0/0x6c0
[  269.532307]  ? do_futex+0x249/0x26d0
[  269.536026]  ? finish_task_switch+0x1f5/0x900
[  269.540531]  ? kasan_check_read+0x11/0x20
[  269.544687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.549100]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  269.553689]  ? add_mm_counter_fast+0xd0/0xd0
[  269.558121]  __handle_mm_fault+0x3709/0x53e0
[  269.562539]  ? preempt_notifier_register+0x200/0x200
[  269.567656]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  269.572504]  ? __switch_to_asm+0x40/0x70
[  269.576573]  ? graph_lock+0x170/0x170
[  269.580374]  ? __switch_to_asm+0x40/0x70
[  269.584440]  ? print_usage_bug+0xc0/0xc0
[  269.588510]  ? graph_lock+0x170/0x170
[  269.592316]  ? graph_lock+0x170/0x170
[  269.596146]  ? handle_mm_fault+0x42a/0xc70
[  269.600392]  ? lock_downgrade+0x900/0x900
[  269.604559]  ? check_preemption_disabled+0x48/0x200
[  269.609608]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.615424]  ? kasan_check_read+0x11/0x20
[  269.619589]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.624875]  ? rcu_bh_qs+0xc0/0xc0
[  269.628424]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.633881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.639426]  ? check_preemption_disabled+0x48/0x200
[  269.644460]  handle_mm_fault+0x54f/0xc70
[  269.648535]  ? __handle_mm_fault+0x53e0/0x53e0
[  269.653122]  ? find_vma+0x34/0x190
[  269.656671]  __do_page_fault+0x67d/0xed0
[  269.660750]  ? mm_fault_error+0x380/0x380
[  269.664904]  ? trace_hardirqs_off+0xb8/0x300
[  269.669325]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.674696]  ? trace_hardirqs_on+0x310/0x310
[  269.679118]  do_page_fault+0xf2/0x7e0
[  269.682927]  ? vmalloc_sync_all+0x30/0x30
[  269.687081]  ? error_entry+0x70/0xd0
[  269.690805]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.695826]  ? trace_hardirqs_on_caller+0xc0/0x300
[  269.700757]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.705689]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.710534]  ? trace_hardirqs_off+0x300/0x300
[  269.715032]  ? trace_hardirqs_off_caller+0x300/0x300
[  269.720143]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.725187]  ? page_fault+0x8/0x30
[  269.728735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.733583]  ? page_fault+0x8/0x30
[  269.737131]  page_fault+0x1e/0x30
[  269.740583] RIP: 0033:0x404068
[  269.743779] Code: Bad RIP value.
[  269.747143] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  269.752513] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  269.759783] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  269.767053] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  269.774324] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  269.781595] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  269.788897] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  269.788964] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.796102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.796107] Call Trace:
[  269.796114]  <IRQ>
[  269.796135]  dump_stack+0x1c4/0x2b4
[  269.796151]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.796181]  warn_alloc.cold.118+0xb7/0x1bd
[  269.802712] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.812033]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.814600] syz-fuzzer cpuset=
[  269.816750]  ? lock_downgrade+0x900/0x900
[  269.820359] /
[  269.825554]  ? trace_hardirqs_off+0xb8/0x300
[  269.829857]  mems_allowed=0
[  269.840082]  ? trace_hardirqs_off+0xb8/0x300
[  269.865641]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.870525]  ? warn_alloc+0x120/0x120
[  269.874336]  ? warn_alloc+0x120/0x120
[  269.878148]  ? print_usage_bug+0xc0/0xc0
[  269.882214]  ? kernel_text_address+0x79/0xf0
[  269.886629]  ? __kernel_text_address+0xd/0x40
[  269.891131]  ? unwind_get_return_address+0x61/0xa0
[  269.896068]  ? __save_stack_trace+0x8d/0xf0
[  269.900400]  ? add_lock_to_list.isra.26+0x1ec/0x4b0
[  269.905429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.910974]  ? should_fail+0x22d/0xd01
[  269.914865]  ? save_trace+0x290/0x290
[  269.918673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.923787]  ? __lock_acquire+0x7ec/0x4ec0
[  269.928038]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.933145]  ? __lock_acquire+0x2881/0x4ec0
[  269.937469]  ? should_fail+0x22d/0xd01
[  269.941366]  ? __save_stack_trace+0x8d/0xf0
[  269.945703]  ? mark_held_locks+0x130/0x130
[  269.949952]  ? mark_held_locks+0x130/0x130
[  269.954196]  ? save_trace+0xe0/0x290
[  269.957920]  ? kasan_check_read+0x11/0x20
[  269.962070]  ? __lock_acquire+0x2881/0x4ec0
[  269.966396]  ? graph_lock+0x170/0x170
[  269.970207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.975751]  ? check_preemption_disabled+0x48/0x200
[  269.980787]  ? check_preemption_disabled+0x48/0x200
[  269.985835]  ? __lock_is_held+0xb5/0x140
[  269.989912]  __alloc_pages_nodemask+0xa80/0xde0
[  269.994589]  ? graph_lock+0x170/0x170
[  269.998403]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.003430]  ? graph_lock+0x170/0x170
[  270.007251]  ? find_held_lock+0x36/0x1c0
[  270.011329]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.016004]  ? lock_downgrade+0x900/0x900
[  270.020166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.025719]  cache_grow_begin+0x91/0x8c0
[  270.029793]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.034228]  fallback_alloc+0x203/0x2e0
[  270.038215]  ____cache_alloc_node+0x1c7/0x1e0
[  270.042721]  kmem_cache_alloc_node+0xe3/0x730
[  270.047220]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.051639]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  270.056233]  __alloc_skb+0x119/0x770
[  270.059956]  ? skb_scrub_packet+0x490/0x490
[  270.064286]  ? atomic_notifier_call_chain+0xc6/0x190
[  270.069400]  ? lock_downgrade+0x900/0x900
[  270.073558]  ? check_preemption_disabled+0x48/0x200
[  270.078592]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.084397]  ? kasan_check_read+0x11/0x20
[  270.088558]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.093840]  ? rcu_bh_qs+0xc0/0xc0
[  270.097392]  ? do_raw_write_trylock+0x1c0/0x1c0
[  270.102078]  __neigh_notify+0x8c/0x160
[  270.105974]  ? __neigh_event_send+0x1390/0x1390
[  270.110654]  neigh_timer_handler+0x6cb/0xdf0
[  270.115082]  ? neigh_invalidate+0x550/0x550
[  270.119413]  ? __lock_is_held+0xb5/0x140
[  270.123495]  call_timer_fn+0x272/0x920
[  270.127392]  ? neigh_invalidate+0x550/0x550
[  270.131725]  ? process_timeout+0x40/0x40
[  270.135800]  ? find_held_lock+0x36/0x1c0
[  270.139888]  ? __run_timers+0x7da/0xc70
[  270.143873]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.148377]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.152879]  ? neigh_invalidate+0x550/0x550
[  270.157210]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  270.161808]  ? trace_hardirqs_on+0xbd/0x310
[  270.166135]  ? kasan_check_read+0x11/0x20
[  270.170291]  ? __run_timers+0x7da/0xc70
[  270.174276]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.179752]  ? neigh_invalidate+0x550/0x550
[  270.184099]  __run_timers+0x7e5/0xc70
[  270.187922]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.193304]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.198328]  ? graph_lock+0x170/0x170
[  270.202140]  ? enqueue_hrtimer+0x1a5/0x560
[  270.206376]  ? lock_release+0x970/0x970
[  270.210360]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.215564]  ? find_held_lock+0x36/0x1c0
[  270.219644]  ? graph_lock+0x170/0x170
[  270.223456]  ? pvclock_read_flags+0x160/0x160
[  270.227954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.233498]  ? check_preemption_disabled+0x48/0x200
[  270.238530]  ? __lock_is_held+0xb5/0x140
[  270.242629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.248174]  ? check_preemption_disabled+0x48/0x200
[  270.253203]  run_timer_softirq+0x52/0xb0
[  270.257295]  ? rcu_read_lock_sched_held+0x108/0x120
[  270.262323]  __do_softirq+0x30b/0xad8
[  270.266145]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.271262]  ? pvclock_read_flags+0x160/0x160
[  270.275758]  ? lapic_next_event+0x5a/0x90
[  270.279940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.285500]  ? check_preemption_disabled+0x48/0x200
[  270.290533]  ? check_preemption_disabled+0x48/0x200
[  270.295590]  ? kvm_clock_read+0x18/0x30
[  270.299587]  ? kvm_sched_clock_read+0x9/0x20
[  270.304012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.309558]  ? check_preemption_disabled+0x48/0x200
[  270.314593]  irq_exit+0x17f/0x1c0
[  270.318054]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.322900]  ? smp_reschedule_interrupt+0x109/0x650
[  270.327933]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.333849]  ? interrupt_entry+0xb5/0xf0
[  270.337923]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.342981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.348011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.352864]  ? trace_hardirqs_off+0x300/0x300
[  270.357362]  ? trace_hardirqs_off+0x300/0x300
[  270.361877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.367431]  ? check_preemption_disabled+0x48/0x200
[  270.372467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.377331]  apic_timer_interrupt+0xf/0x20
[  270.381564]  </IRQ>
[  270.383817] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  270.388755] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  270.407694] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  270.415419] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  270.422726] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  270.430452] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  270.437730] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  270.445005] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  270.452342]  skb_clone+0x1bb/0x500
[  270.455892]  ? skb_split+0x11e0/0x11e0
[  270.459785]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.464557]  ? lockdep_hardirqs_on+0x421/0x5c0
[  270.469155]  ? retint_kernel+0x2d/0x2d
[  270.473052]  ? trace_hardirqs_on_caller+0xc0/0x300
[  270.477986]  ? retint_kernel+0x2d/0x2d
[  270.481887]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.486655]  bpf_clone_redirect+0xb9/0x490
[  270.490896]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  270.496100]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  270.501132]  ? retint_kernel+0x2d/0x2d
[  270.505035]  ? find_held_lock+0x36/0x1c0
[  270.509107]  ? lock_acquire+0x1ed/0x520
[  270.513085]  ? bpf_test_run+0x32e/0x5a0
[  270.517068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.522613]  ? check_preemption_disabled+0x48/0x200
[  270.527642]  ? kasan_check_read+0x11/0x20
[  270.531807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.537095]  ? rcu_bh_qs+0xc0/0xc0
[  270.540641]  ? preempt_schedule+0x4d/0x60
[  270.544834]  ? ___preempt_schedule+0x16/0x18
[  270.549257]  ? bpf_test_run+0x1c0/0x5a0
[  270.553248]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.557666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.563222]  ? bpf_test_init.isra.9+0x70/0x100
[  270.567827]  ? bpf_prog_test_run_skb+0x634/0xb40
[  270.572595]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.577440]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.582976]  ? fput+0x130/0x1a0
[  270.586264]  ? __bpf_prog_get+0x9b/0x290
[  270.590335]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.595182]  ? bpf_prog_test_run+0x130/0x1a0
[  270.599601]  ? __x64_sys_bpf+0x3d8/0x510
[  270.603664]  ? bpf_prog_get+0x20/0x20
[  270.607481]  ? do_syscall_64+0x2a5/0x820
[  270.611556]  ? do_syscall_64+0x1b9/0x820
[  270.615619]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.620988]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.625923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.630770]  ? trace_hardirqs_off+0x300/0x300
[  270.635275]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.640298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.645844]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.650871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.655733]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.661128] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  270.661134] warn_alloc_show_mem: 1 callbacks suppressed
[  270.661141] Mem-Info:
[  270.668069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.668078] Call Trace:
[  270.673456] active_anon:38791 inactive_anon:372 isolated_anon:0
[  270.673456]  active_file:33 inactive_file:13 isolated_file:0
[  270.673456]  unevictable:0 dirty:0 writeback:0 unstable:0
[  270.673456]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  270.673456]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  270.673456]  free:13743 free_pcp:141 free_cma:0
[  270.675836]  <IRQ>
[  270.685209] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  270.687792]  dump_stack+0x1c4/0x2b4
[  270.720660] Node 0 
[  270.722814]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.750588] 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
[  270.754204]  warn_alloc.cold.118+0xb7/0x1bd
[  270.756405] lowmem_reserve[]:
[  270.761596]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.787072]  0 2817
[  270.791412]  ? lock_downgrade+0x900/0x900
[  270.794491]  6321
[  270.799345]  ? trace_hardirqs_off+0xb8/0x300
[  270.801552]  6321
[  270.805712]  ? trace_hardirqs_off+0xb8/0x300
[  270.807749] Node 0 
[  270.812167]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.814231] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  270.818640]  ? warn_alloc+0x120/0x120
[  270.820832] lowmem_reserve[]:
[  270.825672]  ? warn_alloc+0x120/0x120
[  270.852799]  0 0
[  270.856615]  ? print_usage_bug+0xc0/0xc0
[  270.859698]  3503
[  270.863497]  ? warn_alloc+0x120/0x120
[  270.865450]  3503
[  270.869508]  ? print_usage_bug+0xc0/0xc0
[  270.875346]  ? __lock_acquire+0x7ec/0x4ec0
[  270.877388] Node 0 
[  270.881448]  ? __lock_acquire+0x7ec/0x4ec0
[  270.885687] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  270.887898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.892100] lowmem_reserve[]: 0
[  270.920566]  ? should_fail+0x22d/0xd01
[  270.926079]  0
[  270.929357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.933220]  0
[  270.935021]  ? __lock_acquire+0x7ec/0x4ec0
[  270.940092]  0
[  270.941903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.946117] Node 0 
[  270.947922]  ? __lock_acquire+0x7ec/0x4ec0
[  270.952999] DMA: 1*4kB 
[  270.955248]  ? should_fail+0x22d/0xd01
[  270.959458] (U) 
[  270.962050]  ? mark_held_locks+0x130/0x130
[  270.965908] 0*8kB 0*16kB 
[  270.967896]  ? mark_held_locks+0x130/0x130
[  270.972112] 1*32kB 
[  270.974865]  ? graph_lock+0x170/0x170
[  270.979080] (U) 
[  270.981318]  ? graph_lock+0x170/0x170
[  270.985089] 2*64kB (U) 
[  270.987072]  ? graph_lock+0x170/0x170
[  270.990855] 1*128kB 
[  270.993437]  ? print_usage_bug+0xc0/0xc0
[  270.997214] (U) 
[  270.999537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.003573] 1*256kB 
[  271.005545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.011058] (U) 
[  271.013384]  ? check_preemption_disabled+0x48/0x200
[  271.018895] 0*512kB 
[  271.020872]  ? check_preemption_disabled+0x48/0x200
[  271.025873] 1*1024kB 
[  271.028202]  ? __lock_is_held+0xb5/0x140
[  271.033184] (U) 
[  271.035595]  __alloc_pages_nodemask+0xa80/0xde0
[  271.039630] 1*2048kB 
[  271.041606]  ? graph_lock+0x170/0x170
[  271.046260] (M) 
[  271.048669]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.052450] 3*4096kB 
[  271.054424]  ? graph_lock+0x170/0x170
[  271.059416] (M) 
[  271.061834]  ? find_held_lock+0x36/0x1c0
[  271.065609] = 15908kB
[  271.067592]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.071625] Node 0 
[  271.074035]  ? lock_downgrade+0x900/0x900
[  271.078684] DMA32: 
[  271.080922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.085044] 4*4kB 
[  271.087282]  cache_grow_begin+0x91/0x8c0
[  271.092793] (M) 
[  271.094948]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.098989] 0*8kB 
[  271.100971]  fallback_alloc+0x203/0x2e0
[  271.105437] 4*16kB (M) 
[  271.107602]  ____cache_alloc_node+0x1c7/0x1e0
[  271.111544] 1*32kB (M) 
[  271.114138]  kmem_cache_alloc_node+0xe3/0x730
[  271.118609] 4*64kB 
[  271.121195]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.125664] (UM) 
[  271.127908]  __alloc_skb+0x119/0x770
[  271.132112] 2*128kB 
[  271.134176]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.137863] (M) 
[  271.140184]  ? skb_scrub_packet+0x490/0x490
[  271.145436] 2*256kB 
[  271.147407]  ? lock_downgrade+0x900/0x900
[  271.151711] (M) 
[  271.154035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.158156] 3*512kB 
[  271.160136]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.165646] (M) 
[  271.167969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.173394] 4*1024kB 
[  271.175371]  ? addrconf_rs_timer+0x6f0/0x6f0
[  271.180799] (UM) 
[  271.183218]  ndisc_alloc_skb+0x144/0x340
[  271.187592] 1*2048kB (U) 
[  271.189670]  ndisc_send_rs+0x331/0x6e0
[  271.193697] 4*4096kB (M) 
[  271.196472]  addrconf_rs_timer+0x3c0/0x6f0
[  271.200333] = 25200kB
[  271.203092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.207301] Node 0 
[  271.209723]  call_timer_fn+0x272/0x920
[  271.213924] Normal: 
[  271.216171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.220040] 1032*4kB 
[  271.222370]  ? process_timeout+0x40/0x40
[  271.226582] (UME) 
[  271.228993]  ? find_held_lock+0x36/0x1c0
[  271.233090] 423*8kB (UME) 
[  271.235261]  ? mark_held_locks+0xc7/0x130
[  271.239297] 205*16kB 
[  271.242153]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.246277] (UME) 
[  271.248687]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.253164] 58*32kB 
[  271.255318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.259786] (UME) 
[  271.262114]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  271.266336] 17*64kB 
[  271.268489]  ? trace_hardirqs_on+0xbd/0x310
[  271.273049] (UM) 
[  271.275373]  ? kasan_check_read+0x11/0x20
[  271.279669] 1*128kB 
[  271.281727]  ? __run_timers+0x7da/0xc70
[  271.285852] (U) 
[  271.288191]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.292132] 0*256kB 
[  271.294110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.299538] 0*512kB 
[  271.301875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.306079] 0*1024kB 0*2048kB 
[  271.308412]  __run_timers+0x7e5/0xc70
[  271.312709] 0*4096kB 
[  271.315913]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.320213] = 13864kB
[  271.320229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.322637]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.327987] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.330392]  ? graph_lock+0x170/0x170
[  271.339210] 427 total pagecache pages
[  271.344228]  ? print_usage_bug+0xc0/0xc0
[  271.352791] 0 pages in swap cache
[  271.356591]  ? lock_release+0x970/0x970
[  271.360375] Swap cache stats: add 0, delete 0, find 0/0
[  271.364431]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.367861] Free swap  = 0kB
[  271.371839]  ? find_held_lock+0x36/0x1c0
[  271.377175] Total swap = 0kB
[  271.382363]  ? graph_lock+0x170/0x170
[  271.385358] 1965979 pages RAM
[  271.389419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.392414] 0 pages HighMem/MovableOnly
[  271.396217]  ? check_preemption_disabled+0x48/0x200
[  271.399294] 342744 pages reserved
[  271.399311] 0 pages cma reserved
[  271.404854]  ? __lock_is_held+0xb5/0x140
[  271.408945] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.414076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.417509] syz-executor7 cpuset=
[  271.420887]  ? check_preemption_disabled+0x48/0x200
[  271.424926] syz7
[  271.435429]  run_timer_softirq+0x52/0xb0
[  271.440965]  mems_allowed=0
[  271.444431]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.463387]  __do_softirq+0x30b/0xad8
[  271.467214]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.472336]  ? pvclock_read_flags+0x160/0x160
[  271.476848]  ? lapic_next_event+0x5a/0x90
[  271.481006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.486556]  ? check_preemption_disabled+0x48/0x200
[  271.491576]  ? check_preemption_disabled+0x48/0x200
[  271.496609]  ? kvm_clock_read+0x18/0x30
[  271.500596]  ? kvm_sched_clock_read+0x9/0x20
[  271.505023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.510574]  ? check_preemption_disabled+0x48/0x200
[  271.515622]  irq_exit+0x17f/0x1c0
[  271.519091]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.523950]  ? smp_reschedule_interrupt+0x109/0x650
[  271.528981]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.534883]  ? interrupt_entry+0xb5/0xf0
[  271.538960]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.543997]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.549034]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.553894]  ? trace_hardirqs_off+0x300/0x300
[  271.558409]  ? trace_hardirqs_off+0x300/0x300
[  271.562925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.568482]  ? check_preemption_disabled+0x48/0x200
[  271.573533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.578398]  apic_timer_interrupt+0xf/0x20
[  271.582636]  </IRQ>
[  271.584884] RIP: 0010:console_unlock+0x1017/0x11a0
[  271.589817] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  271.608729] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  271.616469] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  271.623756] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  271.631045] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  271.638334] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  271.645614] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  271.652936]  ? netconsole_netdev_event+0x280/0x280
[  271.657900]  ? console_unlock+0x100e/0x11a0
[  271.662259]  ? devkmsg_read+0xbb0/0xbb0
[  271.666249]  ? lock_release+0x970/0x970
[  271.670230]  ? retint_kernel+0x2d/0x2d
[  271.674147]  vprintk_emit+0x33d/0x930
[  271.677964]  ? wake_up_klogd+0x180/0x180
[  271.682048]  ? find_held_lock+0x36/0x1c0
[  271.686125]  ? mark_held_locks+0xc7/0x130
[  271.690288]  vprintk_default+0x28/0x30
[  271.694192]  vprintk_func+0x7e/0x181
[  271.697920]  printk+0xa7/0xcf
[  271.701036]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  271.705802]  ? kasan_check_write+0x14/0x20
[  271.710049]  ? do_raw_spin_lock+0xc1/0x200
[  271.714298]  show_free_areas.cold.119+0x1f34/0x215d
[  271.719351]  ? si_meminfo_node+0x260/0x260
[  271.723597]  ? __lock_acquire+0x7ec/0x4ec0
[  271.727843]  ? __lock_acquire+0x7ec/0x4ec0
[  271.732083]  ? __lock_acquire+0x7ec/0x4ec0
[  271.736333]  ? kasan_check_write+0x14/0x20
[  271.740575]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  271.746395]  ? mark_held_locks+0x130/0x130
[  271.750634]  ? mark_held_locks+0x130/0x130
[  271.754879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.760425]  ? graph_lock+0x170/0x170
[  271.764234]  ? put_dec+0x3b/0xf0
[  271.767603]  ? number+0x972/0xca0
[  271.771061]  ? __lock_acquire+0x7ec/0x4ec0
[  271.775310]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  271.780859]  ? find_held_lock+0x36/0x1c0
[  271.784938]  ? serial8250_console_write+0x8b3/0xb10
[  271.789966]  ? lock_downgrade+0x900/0x900
[  271.794118]  ? graph_lock+0x170/0x170
[  271.797922]  ? graph_lock+0x170/0x170
[  271.801730]  ? print_usage_bug+0xc0/0xc0
[  271.805802]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.810221]  ? trace_hardirqs_on+0x310/0x310
[  271.814637]  ? wq_watchdog_touch+0x9c/0xfe
[  271.818879]  ? io_serial_in+0x11/0x90
[  271.822695]  ? find_held_lock+0x36/0x1c0
[  271.826773]  ? mark_held_locks+0xc7/0x130
[  271.830931]  ? netconsole_netdev_event+0x280/0x280
[  271.835863]  ? console_unlock+0xfe2/0x11a0
[  271.840104]  ? lockdep_hardirqs_on+0x421/0x5c0
[  271.844693]  ? trace_hardirqs_on+0xbd/0x310
[  271.849020]  ? vprintk_emit+0x33d/0x930
[  271.852998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.858454]  ? kasan_check_write+0x14/0x20
[  271.862697]  ? do_raw_spin_lock+0xc1/0x200
[  271.866944]  ? netconsole_netdev_event+0x280/0x280
[  271.871879]  ? console_unlock+0x98e/0x11a0
[  271.876133]  ? devkmsg_read+0xbb0/0xbb0
[  271.880114]  ? vprintk_emit+0x7f7/0x930
[  271.884096]  ? lock_release+0x970/0x970
[  271.888072]  ? preempt_count_add+0x7d/0x160
[  271.892401]  ? wake_up_klogd+0x11a/0x180
[  271.896470]  ? console_device+0xc0/0xc0
[  271.900454]  ? do_raw_spin_lock+0xc1/0x200
[  271.904700]  ? vprintk_emit+0x268/0x930
[  271.908687]  ? wake_up_klogd+0x180/0x180
[  271.912751]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.917521]  ? trace_hardirqs_off_caller+0x300/0x300
[  271.922625]  ? retint_kernel+0x1b/0x2d
[  271.926515]  ? trace_hardirqs_on+0x310/0x310
[  271.930939]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.935704]  ? retint_kernel+0x2d/0x2d
[  271.939607]  ? arch_local_irq_restore+0x45/0x52
[  271.944286]  ? save_image_lzo.cold.20+0x629/0xecf
[  271.949140]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  271.953913]  ? show_mem+0x1e/0x17b
[  271.957465]  show_mem+0x34/0x17b
[  271.960851]  dump_header+0x2f1/0xf72
[  271.964579]  ? pagefault_out_of_memory+0x197/0x197
[  271.969517]  ? __lock_acquire+0x7ec/0x4ec0
[  271.973767]  ? print_usage_bug+0xc0/0xc0
[  271.977837]  ? graph_lock+0x170/0x170
[  271.981639]  ? graph_lock+0x170/0x170
[  271.985441]  ? print_usage_bug+0xc0/0xc0
[  271.989502]  ? print_usage_bug+0xc0/0xc0
[  271.993572]  ? print_usage_bug+0xc0/0xc0
[  271.997642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.003186]  ? find_held_lock+0x36/0x1c0
[  272.007262]  ? mark_held_locks+0xc7/0x130
[  272.011420]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.016526]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.021635]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.026221]  ? trace_hardirqs_on+0xbd/0x310
[  272.030554]  ? kasan_check_read+0x11/0x20
[  272.034708]  ? ___ratelimit+0x36f/0x655
[  272.038687]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.044142]  ? trace_hardirqs_on+0x310/0x310
[  272.048552]  ? lock_downgrade+0x900/0x900
[  272.052710]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.057832]  ? ___ratelimit+0xaa/0x655
[  272.061727]  ? idr_get_free+0xec0/0xec0
[  272.065715]  ? kasan_check_write+0x14/0x20
[  272.069957]  ? do_raw_spin_lock+0xc1/0x200
[  272.074203]  oom_kill_process.cold.27+0x10/0x903
[  272.078967]  ? graph_lock+0x170/0x170
[  272.082780]  ? _raw_spin_unlock+0x2c/0x50
[  272.086932]  ? oom_badness+0xe6/0xaa0
[  272.090744]  ? oom_evaluate_task+0x540/0x540
[  272.095166]  ? find_held_lock+0x36/0x1c0
[  272.099237]  ? out_of_memory+0x974/0x14c0
[  272.103388]  ? lock_downgrade+0x900/0x900
[  272.107540]  ? check_preemption_disabled+0x48/0x200
[  272.112569]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.118373]  ? kasan_check_read+0x11/0x20
[  272.122527]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.127815]  ? rcu_bh_qs+0xc0/0xc0
[  272.131366]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.136383]  ? oom_evaluate_task+0x302/0x540
[  272.140802]  out_of_memory+0xa86/0x14c0
[  272.144799]  ? oom_killer_disable+0x3a0/0x3a0
[  272.149306]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  272.154246]  ? __mutex_add_waiter+0x2a0/0x2a0
[  272.158770]  __alloc_pages_slowpath+0x2318/0x2d80
[  272.163652]  ? warn_alloc+0x120/0x120
[  272.167471]  ? find_get_entry+0x2f2/0xc40
[  272.171640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.177183]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  272.182121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.187664]  ? should_fail+0x22d/0xd01
[  272.191561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.196671]  ? __lock_is_held+0xb5/0x140
[  272.200771]  ? __lock_is_held+0xb5/0x140
[  272.204855]  ? ___might_sleep+0x1ed/0x300
[  272.209002]  ? lock_release+0x970/0x970
[  272.212982]  ? arch_local_save_flags+0x40/0x40
[  272.217579]  ? __might_sleep+0x95/0x190
[  272.221565]  __alloc_pages_nodemask+0xa80/0xde0
[  272.226245]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.231267]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.237073]  ? kasan_check_read+0x11/0x20
[  272.241227]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.246509]  ? graph_lock+0x170/0x170
[  272.250321]  ? print_usage_bug+0xc0/0xc0
[  272.254390]  ? graph_lock+0x170/0x170
[  272.258195]  ? graph_lock+0x170/0x170
[  272.261997]  ? __do_page_cache_readahead+0x7ce/0x980
[  272.267112]  ? find_held_lock+0x36/0x1c0
[  272.271181]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  272.276728]  alloc_pages_current+0x10c/0x210
[  272.281148]  ? lock_downgrade+0x900/0x900
[  272.285312]  __page_cache_alloc+0x38f/0x5b0
[  272.289640]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.295442]  ? kasan_check_read+0x11/0x20
[  272.299596]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.304884]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  272.309561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.315104]  ? check_preemption_disabled+0x48/0x200
[  272.320135]  filemap_fault+0x1594/0x25f0
[  272.324214]  ? __lock_page_or_retry+0xa00/0xa00
[  272.328885]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.333383]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.337969]  ? trace_hardirqs_on+0xbd/0x310
[  272.342297]  ? kasan_check_read+0x11/0x20
[  272.346455]  ? finish_task_switch+0x1f5/0x900
[  272.350958]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.356415]  ? compat_start_thread+0x80/0x80
[  272.360837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.366390]  ? _raw_spin_unlock_irq+0x60/0x80
[  272.370892]  ? finish_task_switch+0x1f5/0x900
[  272.375387]  ? finish_task_switch+0x1b5/0x900
[  272.379887]  ? __switch_to_asm+0x34/0x70
[  272.383957]  ? __switch_to_asm+0x34/0x70
[  272.388026]  ? __switch_to_asm+0x34/0x70
[  272.392086]  ? __switch_to_asm+0x40/0x70
[  272.396175]  ? __switch_to_asm+0x34/0x70
[  272.400238]  ? __switch_to_asm+0x40/0x70
[  272.404308]  ? __switch_to_asm+0x34/0x70
[  272.408372]  ? __switch_to_asm+0x40/0x70
[  272.412433]  ? __switch_to_asm+0x34/0x70
[  272.416501]  ? graph_lock+0x170/0x170
[  272.420310]  ? __switch_to_asm+0x40/0x70
[  272.424383]  ? __schedule+0x874/0x1ed0
[  272.428797]  ? lock_acquire+0x1ed/0x520
[  272.432782]  ? ext4_filemap_fault+0x7a/0xad
[  272.437471]  ? lock_release+0x970/0x970
[  272.441453]  ? arch_local_save_flags+0x40/0x40
[  272.446041]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.450806]  ? trace_hardirqs_off_caller+0x300/0x300
[  272.455910]  ? retint_kernel+0x1b/0x2d
[  272.459812]  ? down_read+0xb0/0x1d0
[  272.463442]  ? ext4_filemap_fault+0x7a/0xad
[  272.467776]  ? __down_interruptible+0x700/0x700
[  272.472458]  ? retint_kernel+0x2d/0x2d
[  272.476356]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  272.480946]  ext4_filemap_fault+0x82/0xad
[  272.485100]  __do_fault+0x100/0x6b0
[  272.488732]  ? lock_downgrade+0x900/0x900
[  272.492890]  ? print_bad_pte+0x6c0/0x6c0
[  272.496963]  ? do_futex+0x249/0x26d0
[  272.500681]  ? finish_task_switch+0x1f5/0x900
[  272.505186]  ? kasan_check_read+0x11/0x20
[  272.509344]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.513758]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  272.518351]  ? add_mm_counter_fast+0xd0/0xd0
[  272.522780]  __handle_mm_fault+0x3709/0x53e0
[  272.527196]  ? preempt_notifier_register+0x200/0x200
[  272.532320]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  272.537169]  ? __switch_to_asm+0x40/0x70
[  272.541237]  ? graph_lock+0x170/0x170
[  272.545041]  ? __switch_to_asm+0x40/0x70
[  272.549108]  ? print_usage_bug+0xc0/0xc0
[  272.553173]  ? graph_lock+0x170/0x170
[  272.556977]  ? graph_lock+0x170/0x170
[  272.560812]  ? handle_mm_fault+0x42a/0xc70
[  272.565054]  ? lock_downgrade+0x900/0x900
[  272.569213]  ? check_preemption_disabled+0x48/0x200
[  272.574247]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.580058]  ? kasan_check_read+0x11/0x20
[  272.584217]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.589510]  ? rcu_bh_qs+0xc0/0xc0
[  272.593066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.598567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.604120]  ? check_preemption_disabled+0x48/0x200
[  272.609157]  handle_mm_fault+0x54f/0xc70
[  272.613231]  ? __handle_mm_fault+0x53e0/0x53e0
[  272.617830]  ? find_vma+0x34/0x190
[  272.621389]  __do_page_fault+0x67d/0xed0
[  272.625468]  ? mm_fault_error+0x380/0x380
[  272.629624]  ? trace_hardirqs_off+0xb8/0x300
[  272.634043]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.639415]  ? trace_hardirqs_on+0x310/0x310
[  272.643840]  do_page_fault+0xf2/0x7e0
[  272.647654]  ? vmalloc_sync_all+0x30/0x30
[  272.651811]  ? error_entry+0x70/0xd0
[  272.655539]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.660561]  ? trace_hardirqs_on_caller+0xc0/0x300
[  272.665502]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.670440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.675293]  ? trace_hardirqs_off+0x300/0x300
[  272.679803]  ? trace_hardirqs_off_caller+0x300/0x300
[  272.684926]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.689967]  ? page_fault+0x8/0x30
[  272.693527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.698385]  ? page_fault+0x8/0x30
[  272.701932]  page_fault+0x1e/0x30
[  272.705394] RIP: 0033:0x404068
[  272.708594] Code: Bad RIP value.
[  272.711956] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  272.717333] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  272.724608] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  272.731881] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  272.739151] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  272.746419] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  272.753719] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  272.753793] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.760926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.760938] Call Trace:
[  272.767555] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.776779]  <IRQ>
[  272.779355] syz-fuzzer cpuset=
[  272.789578]  dump_stack+0x1c4/0x2b4
[  272.791707] /
[  272.794906]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.798515]  mems_allowed=0
[  272.800246]  warn_alloc.cold.118+0xb7/0x1bd
[  272.812653]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.817511]  ? lock_downgrade+0x900/0x900
[  272.821675]  ? trace_hardirqs_off+0xb8/0x300
[  272.826095]  ? trace_hardirqs_off+0xb8/0x300
[  272.830518]  __alloc_pages_slowpath+0x2667/0x2d80
[  272.835395]  ? noop_count+0x40/0x40
[  272.839034]  ? warn_alloc+0x120/0x120
[  272.842853]  ? warn_alloc+0x120/0x120
[  272.846674]  ? print_usage_bug+0xc0/0xc0
[  272.850744]  ? warn_alloc+0x120/0x120
[  272.854565]  ? print_usage_bug+0xc0/0xc0
[  272.858641]  ? check_usage+0x1a9/0x790
[  272.862551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.868103]  ? should_fail+0x22d/0xd01
[  272.872022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.877135]  ? __lock_acquire+0x7ec/0x4ec0
[  272.881387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.886501]  ? __lock_acquire+0x7ec/0x4ec0
[  272.890741]  ? should_fail+0x22d/0xd01
[  272.894650]  ? mark_held_locks+0x130/0x130
[  272.898906]  ? mark_held_locks+0x130/0x130
[  272.903149]  ? kvm_clock_read+0x18/0x30
[  272.907130]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  272.912155]  ? ktime_get+0x2e1/0x440
[  272.915877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.921422]  ? graph_lock+0x170/0x170
[  272.925225]  ? print_usage_bug+0xc0/0xc0
[  272.929300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.934847]  ? check_preemption_disabled+0x48/0x200
[  272.939871]  ? check_preemption_disabled+0x48/0x200
[  272.944912]  ? __lock_is_held+0xb5/0x140
[  272.948985]  __alloc_pages_nodemask+0xa80/0xde0
[  272.953660]  ? graph_lock+0x170/0x170
[  272.957474]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.962492]  ? graph_lock+0x170/0x170
[  272.966313]  ? find_held_lock+0x36/0x1c0
[  272.970391]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.975070]  ? lock_downgrade+0x900/0x900
[  272.979236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.984800]  cache_grow_begin+0x91/0x8c0
[  272.988906]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.993334]  fallback_alloc+0x203/0x2e0
[  272.997327]  ____cache_alloc_node+0x1c7/0x1e0
[  273.001842]  kmem_cache_alloc_node+0xe3/0x730
[  273.006347]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.010604]  __alloc_skb+0x119/0x770
[  273.014325]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.019617]  ? skb_scrub_packet+0x490/0x490
[  273.023950]  ? lock_downgrade+0x900/0x900
[  273.028115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.033668]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.039130]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.044587]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.049018]  ndisc_alloc_skb+0x144/0x340
[  273.053094]  ndisc_send_rs+0x331/0x6e0
[  273.057040]  addrconf_rs_timer+0x3c0/0x6f0
[  273.061308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.065566]  call_timer_fn+0x272/0x920
[  273.069464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.073712]  ? process_timeout+0x40/0x40
[  273.077776]  ? find_held_lock+0x36/0x1c0
[  273.081861]  ? __run_timers+0x7da/0xc70
[  273.085847]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.090350]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.094851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.099095]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.103695]  ? trace_hardirqs_on+0xbd/0x310
[  273.108040]  ? kasan_check_read+0x11/0x20
[  273.112200]  ? __run_timers+0x7da/0xc70
[  273.116188]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.121667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.125911]  __run_timers+0x7e5/0xc70
[  273.129737]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.135112]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.140146]  ? graph_lock+0x170/0x170
[  273.143965]  ? enqueue_hrtimer+0x1a5/0x560
[  273.148208]  ? lock_release+0x970/0x970
[  273.152189]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.157399]  ? find_held_lock+0x36/0x1c0
[  273.161484]  ? graph_lock+0x170/0x170
[  273.165379]  ? pvclock_read_flags+0x160/0x160
[  273.169883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.175428]  ? check_preemption_disabled+0x48/0x200
[  273.180465]  ? __lock_is_held+0xb5/0x140
[  273.184538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.190087]  ? check_preemption_disabled+0x48/0x200
[  273.195121]  run_timer_softirq+0x52/0xb0
[  273.199187]  ? rcu_read_lock_sched_held+0x108/0x120
[  273.204214]  __do_softirq+0x30b/0xad8
[  273.208032]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.213146]  ? pvclock_read_flags+0x160/0x160
[  273.217643]  ? lapic_next_event+0x5a/0x90
[  273.221808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.227356]  ? check_preemption_disabled+0x48/0x200
[  273.232376]  ? check_preemption_disabled+0x48/0x200
[  273.237401]  ? kvm_clock_read+0x18/0x30
[  273.241379]  ? kvm_sched_clock_read+0x9/0x20
[  273.245794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.251341]  ? check_preemption_disabled+0x48/0x200
[  273.256372]  irq_exit+0x17f/0x1c0
[  273.259836]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.264706]  ? smp_reschedule_interrupt+0x109/0x650
[  273.269730]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.275621]  ? interrupt_entry+0xb5/0xf0
[  273.279691]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.284799]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.289833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.294680]  ? trace_hardirqs_off+0x300/0x300
[  273.299175]  ? trace_hardirqs_off+0x300/0x300
[  273.303674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.309215]  ? check_preemption_disabled+0x48/0x200
[  273.314246]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.319106]  apic_timer_interrupt+0xf/0x20
[  273.323871]  </IRQ>
[  273.326117] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  273.331051] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  273.349959] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  273.357671] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  273.364940] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  273.372209] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  273.379475] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  273.386744] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  273.394076]  skb_clone+0x1bb/0x500
[  273.397625]  ? skb_split+0x11e0/0x11e0
[  273.401519]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.406280]  ? lockdep_hardirqs_on+0x421/0x5c0
[  273.410868]  ? retint_kernel+0x2d/0x2d
[  273.414768]  ? trace_hardirqs_on_caller+0xc0/0x300
[  273.419702]  ? retint_kernel+0x2d/0x2d
[  273.423593]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.428365]  bpf_clone_redirect+0xb9/0x490
[  273.432602]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  273.437815]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  273.442850]  ? retint_kernel+0x2d/0x2d
[  273.446749]  ? find_held_lock+0x36/0x1c0
[  273.450834]  ? lock_acquire+0x1ed/0x520
[  273.454817]  ? bpf_test_run+0x32e/0x5a0
[  273.458806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.464361]  ? check_preemption_disabled+0x48/0x200
[  273.469389]  ? kasan_check_read+0x11/0x20
[  273.473542]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.478829]  ? rcu_bh_qs+0xc0/0xc0
[  273.482380]  ? preempt_schedule+0x4d/0x60
[  273.486538]  ? ___preempt_schedule+0x16/0x18
[  273.490958]  ? bpf_test_run+0x1c0/0x5a0
[  273.494960]  ? netlink_diag_dump+0x2a0/0x2a0
[  273.499376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.504920]  ? bpf_test_init.isra.9+0x70/0x100
[  273.509509]  ? bpf_prog_test_run_skb+0x634/0xb40
[  273.514284]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.519130]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.524780]  ? fput+0x130/0x1a0
[  273.528075]  ? __bpf_prog_get+0x9b/0x290
[  273.532142]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.536987]  ? bpf_prog_test_run+0x130/0x1a0
[  273.541402]  ? __x64_sys_bpf+0x3d8/0x510
[  273.545469]  ? bpf_prog_get+0x20/0x20
[  273.549287]  ? do_syscall_64+0x2a5/0x820
[  273.553358]  ? do_syscall_64+0x1b9/0x820
[  273.557429]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  273.562808]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.567740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.572601]  ? trace_hardirqs_off+0x300/0x300
[  273.577105]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.582131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.587671]  ? prepare_exit_to_usermode+0x291/0x3b0
[  273.592701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.597560]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.602942] warn_alloc_show_mem: 1 callbacks suppressed
[  273.602955] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  273.602957] Mem-Info:
[  273.602989] active_anon:38791 inactive_anon:372 isolated_anon:0
[  273.602989]  active_file:33 inactive_file:13 isolated_file:0
[  273.602989]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.602989]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  273.602989]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  273.602989]  free:13743 free_pcp:141 free_cma:0
[  273.608326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.608335] Call Trace:
[  273.615284] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.617688]  <IRQ>
[  273.650562] Node 0 
[  273.659925]  dump_stack+0x1c4/0x2b4
[  273.662509] 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
[  273.690348]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.692477] lowmem_reserve[]:
[  273.694731]  warn_alloc.cold.118+0xb7/0x1bd
[  273.698325]  0
[  273.723849]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.729028]  2817
[  273.732140]  ? lock_downgrade+0x900/0x900
[  273.736437]  6321 6321
[  273.738263]  ? trace_hardirqs_off+0xb8/0x300
[  273.745164]  ? trace_hardirqs_off+0xb8/0x300
[  273.749279] Node 0 
[  273.751788]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.756195] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  273.760609]  ? warn_alloc+0x120/0x120
[  273.762795] lowmem_reserve[]:
[  273.767645]  ? trace_hardirqs_on+0x310/0x310
[  273.794792]  0
[  273.798615]  ? warn_alloc+0x120/0x120
[  273.801721]  0
[  273.806137]  ? print_usage_bug+0xc0/0xc0
[  273.807921]  3503
[  273.812949]  ? warn_alloc+0x120/0x120
[  273.814729]  3503
[  273.818796]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  273.824642]  ? print_usage_bug+0xc0/0xc0
[  273.826682] Node 0 
[  273.831702]  ? __lock_acquire+0x7ec/0x4ec0
[  273.835776] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  273.837987]  ? __lock_acquire+0x7ec/0x4ec0
[  273.842195] lowmem_reserve[]: 0
[  273.870686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.874898]  0
[  273.878177]  ? should_fail+0x22d/0xd01
[  273.883683]  0 0
[  273.885501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.889365] Node 0 
[  273.891343]  ? __lock_acquire+0x7ec/0x4ec0
[  273.896423] DMA: 
[  273.898662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.902880] 1*4kB 
[  273.904945]  ? __lock_acquire+0x7ec/0x4ec0
[  273.910028] (U) 
[  273.912185]  ? should_fail+0x22d/0xd01
[  273.916480] 0*8kB 0*16kB 
[  273.918470]  ? print_usage_bug+0xc0/0xc0
[  273.922339] 1*32kB 
[  273.925107]  ? mark_held_locks+0x130/0x130
[  273.929139] (U) 
[  273.931382]  ? mark_held_locks+0x130/0x130
[  273.935587] 2*64kB (U) 
[  273.937582]  ? graph_lock+0x170/0x170
[  273.941795] 1*128kB 
[  273.944387]  ? print_usage_bug+0xc0/0xc0
[  273.948165] (U) 
[  273.950489]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.954530] 1*256kB 
[  273.956503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.961234] (U) 
[  273.963565]  ? check_preemption_disabled+0x48/0x200
[  273.969072] 0*512kB 1*1024kB 
[  273.971062]  ? check_preemption_disabled+0x48/0x200
[  273.976053] (U) 
[  273.979169]  ? __lock_is_held+0xb5/0x140
[  273.984156] 1*2048kB 
[  273.986135]  __alloc_pages_nodemask+0xa80/0xde0
[  273.990171] (M) 
[  273.992600]  ? graph_lock+0x170/0x170
[  273.997242] 3*4096kB (M) 
[  273.999229]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.003007] = 15908kB
[  274.005762]  ? graph_lock+0x170/0x170
[  274.010768] Node 0 
[  274.013181]  ? find_held_lock+0x36/0x1c0
[  274.016954] DMA32: 
[  274.019194]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.023230] 4*4kB 
[  274.025469]  ? lock_downgrade+0x900/0x900
[  274.030113] (M) 
[  274.032291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.036414] 0*8kB 
[  274.038391]  cache_grow_begin+0x91/0x8c0
[  274.043905] 4*16kB 
[  274.046056]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.050093] (M) 
[  274.052339]  fallback_alloc+0x203/0x2e0
[  274.056720] 1*32kB 
[  274.058698]  ____cache_alloc_node+0x1c7/0x1e0
[  274.062650] (M) 
[  274.064896]  kmem_cache_alloc_node+0xe3/0x730
[  274.069366] 4*64kB 
[  274.071340]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.075817] (UM) 
[  274.078058]  __alloc_skb+0x119/0x770
[  274.082264] 2*128kB 
[  274.084335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.088024] (M) 
[  274.090347]  ? skb_scrub_packet+0x490/0x490
[  274.095595] 2*256kB (M) 
[  274.097580]  ? lock_downgrade+0x900/0x900
[  274.101886] 3*512kB 
[  274.104557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.108682] (M) 
[  274.111007]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.116529] 4*1024kB (UM) 
[  274.118517]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.123950] 1*2048kB 
[  274.126825]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.132250] (U) 
[  274.134668]  ndisc_alloc_skb+0x144/0x340
[  274.139045] 4*4096kB 
[  274.141020]  ndisc_send_rs+0x331/0x6e0
[  274.145057] (M) 
[  274.147470]  addrconf_rs_timer+0x3c0/0x6f0
[  274.151332] = 25200kB
[  274.153312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.157519] Node 0 
[  274.159942]  call_timer_fn+0x272/0x920
[  274.164145] Normal: 
[  274.166384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.170250] 1032*4kB 
[  274.172572]  ? process_timeout+0x40/0x40
[  274.176790] (UME) 
[  274.179204]  ? find_held_lock+0x36/0x1c0
[  274.183246] 423*8kB 
[  274.185401]  ? mark_held_locks+0xc7/0x130
[  274.189439] (UME) 
[  274.191759]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.195891] 205*16kB 
[  274.198036]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.202507] (UME) 
[  274.204922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.209397] 58*32kB 
[  274.211548]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.215767] (UME) 
[  274.218087]  ? trace_hardirqs_on+0xbd/0x310
[  274.222644] 17*64kB 
[  274.224796]  ? kasan_check_read+0x11/0x20
[  274.229113] (UM) 
[  274.231441]  ? __run_timers+0x7da/0xc70
[  274.235566] 1*128kB 
[  274.237629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.241577] (U) 
[  274.243900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.249324] 0*256kB 
[  274.251330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.255543] 0*512kB 
[  274.257867]  __run_timers+0x7e5/0xc70
[  274.262077] 0*1024kB 
[  274.264406]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.268175] 0*2048kB 
[  274.270584]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.275923] 0*4096kB 
[  274.278337]  ? graph_lock+0x170/0x170
[  274.283329] = 13864kB
[  274.283344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  274.285753]  ? print_usage_bug+0xc0/0xc0
[  274.289544] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  274.291950]  ? lock_release+0x970/0x970
[  274.300770] 427 total pagecache pages
[  274.304826]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.313388] 0 pages in swap cache
[  274.317361]  ? find_held_lock+0x36/0x1c0
[  274.321139] Swap cache stats: add 0, delete 0, find 0/0
[  274.321149] Free swap  = 0kB
[  274.326342]  ? graph_lock+0x170/0x170
[  274.329777] Total swap = 0kB
[  274.333839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.339181] 1965979 pages RAM
[  274.342210]  ? check_preemption_disabled+0x48/0x200
[  274.345988] 0 pages HighMem/MovableOnly
[  274.345998] 342744 pages reserved
[  274.349023]  ? __lock_is_held+0xb5/0x140
[  274.354531] 0 pages cma reserved
[  274.357633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.362690] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.366595]  ? check_preemption_disabled+0x48/0x200
[  274.366619]  run_timer_softirq+0x52/0xb0
[  274.366637]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.370128] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.374131]  __do_softirq+0x30b/0xad8
[  274.377475] syz-executor7 cpuset=
[  274.383019]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.389483] syz7
[  274.394499]  ? pvclock_read_flags+0x160/0x160
[  274.398542]  mems_allowed=0
[  274.403552]  ? lapic_next_event+0x5a/0x90
[  274.440328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.445878]  ? check_preemption_disabled+0x48/0x200
[  274.450900]  ? check_preemption_disabled+0x48/0x200
[  274.455930]  ? kvm_clock_read+0x18/0x30
[  274.459915]  ? kvm_sched_clock_read+0x9/0x20
[  274.464332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.469880]  ? check_preemption_disabled+0x48/0x200
[  274.474917]  irq_exit+0x17f/0x1c0
[  274.478383]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.483226]  ? smp_reschedule_interrupt+0x109/0x650
[  274.488248]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.494572]  ? interrupt_entry+0xb5/0xf0
[  274.498641]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.503661]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.508684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.513534]  ? trace_hardirqs_off+0x300/0x300
[  274.518033]  ? trace_hardirqs_off+0x300/0x300
[  274.522534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.528080]  ? check_preemption_disabled+0x48/0x200
[  274.533108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.537968]  apic_timer_interrupt+0xf/0x20
[  274.542203]  </IRQ>
[  274.544445] RIP: 0010:console_unlock+0x1017/0x11a0
[  274.549377] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  274.568278] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  274.575998] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  274.583269] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  274.590546] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  274.597820] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  274.605089] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  274.612373]  ? netconsole_netdev_event+0x280/0x280
[  274.617331]  ? console_unlock+0x100e/0x11a0
[  274.621676]  ? devkmsg_read+0xbb0/0xbb0
[  274.625657]  ? lock_release+0x970/0x970
[  274.629637]  ? retint_kernel+0x2d/0x2d
[  274.633549]  vprintk_emit+0x33d/0x930
[  274.637363]  ? wake_up_klogd+0x180/0x180
[  274.641445]  ? find_held_lock+0x36/0x1c0
[  274.645520]  ? mark_held_locks+0xc7/0x130
[  274.649680]  vprintk_default+0x28/0x30
[  274.653569]  vprintk_func+0x7e/0x181
[  274.657297]  printk+0xa7/0xcf
[  274.660415]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  274.665183]  ? kasan_check_write+0x14/0x20
[  274.669425]  ? do_raw_spin_lock+0xc1/0x200
[  274.673679]  show_free_areas.cold.119+0x1f34/0x215d
[  274.678723]  ? si_meminfo_node+0x260/0x260
[  274.682974]  ? __lock_acquire+0x7ec/0x4ec0
[  274.687221]  ? __lock_acquire+0x7ec/0x4ec0
[  274.691459]  ? __lock_acquire+0x7ec/0x4ec0
[  274.695699]  ? kasan_check_write+0x14/0x20
[  274.699942]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  274.705755]  ? mark_held_locks+0x130/0x130
[  274.710001]  ? mark_held_locks+0x130/0x130
[  274.714245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.719790]  ? graph_lock+0x170/0x170
[  274.723594]  ? put_dec+0x3b/0xf0
[  274.726967]  ? number+0x972/0xca0
[  274.730424]  ? __lock_acquire+0x7ec/0x4ec0
[  274.734668]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  274.740211]  ? find_held_lock+0x36/0x1c0
[  274.744288]  ? serial8250_console_write+0x8b3/0xb10
[  274.749321]  ? lock_downgrade+0x900/0x900
[  274.753473]  ? graph_lock+0x170/0x170
[  274.757280]  ? graph_lock+0x170/0x170
[  274.761179]  ? print_usage_bug+0xc0/0xc0
[  274.765242]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.769659]  ? trace_hardirqs_on+0x310/0x310
[  274.774071]  ? wq_watchdog_touch+0x9c/0xfe
[  274.778321]  ? io_serial_in+0x11/0x90
[  274.782138]  ? find_held_lock+0x36/0x1c0
[  274.786215]  ? mark_held_locks+0xc7/0x130
[  274.790369]  ? netconsole_netdev_event+0x280/0x280
[  274.795306]  ? console_unlock+0xfe2/0x11a0
[  274.799548]  ? lockdep_hardirqs_on+0x421/0x5c0
[  274.804134]  ? trace_hardirqs_on+0xbd/0x310
[  274.808462]  ? vprintk_emit+0x33d/0x930
[  274.812442]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.818249]  ? kasan_check_write+0x14/0x20
[  274.822487]  ? do_raw_spin_lock+0xc1/0x200
[  274.826730]  ? netconsole_netdev_event+0x280/0x280
[  274.831673]  ? console_unlock+0x98e/0x11a0
[  274.835925]  ? devkmsg_read+0xbb0/0xbb0
[  274.839902]  ? vprintk_emit+0x7f7/0x930
[  274.843883]  ? lock_release+0x970/0x970
[  274.847865]  ? preempt_count_add+0x7d/0x160
[  274.852279]  ? wake_up_klogd+0x11a/0x180
[  274.856350]  ? console_device+0xc0/0xc0
[  274.860337]  ? do_raw_spin_lock+0xc1/0x200
[  274.864585]  ? vprintk_emit+0x268/0x930
[  274.868579]  ? wake_up_klogd+0x180/0x180
[  274.872648]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.877420]  ? trace_hardirqs_off_caller+0x300/0x300
[  274.882617]  ? retint_kernel+0x1b/0x2d
[  274.886516]  ? trace_hardirqs_on+0x310/0x310
[  274.890960]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.895732]  ? retint_kernel+0x2d/0x2d
[  274.899646]  ? arch_local_irq_restore+0x45/0x52
[  274.904343]  ? save_image_lzo.cold.20+0x629/0xecf
[  274.909198]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  274.913973]  ? show_mem+0x1e/0x17b
[  274.917524]  show_mem+0x34/0x17b
[  274.920901]  dump_header+0x2f1/0xf72
[  274.924719]  ? pagefault_out_of_memory+0x197/0x197
[  274.929660]  ? __lock_acquire+0x7ec/0x4ec0
[  274.933904]  ? print_usage_bug+0xc0/0xc0
[  274.937982]  ? graph_lock+0x170/0x170
[  274.941788]  ? graph_lock+0x170/0x170
[  274.945592]  ? print_usage_bug+0xc0/0xc0
[  274.949655]  ? print_usage_bug+0xc0/0xc0
[  274.953750]  ? print_usage_bug+0xc0/0xc0
[  274.957831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.963386]  ? find_held_lock+0x36/0x1c0
[  274.967465]  ? mark_held_locks+0xc7/0x130
[  274.971627]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.976741]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.981860]  ? lockdep_hardirqs_on+0x421/0x5c0
[  274.986453]  ? trace_hardirqs_on+0xbd/0x310
[  274.990792]  ? kasan_check_read+0x11/0x20
[  274.994955]  ? ___ratelimit+0x36f/0x655
[  274.998960]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.004435]  ? trace_hardirqs_on+0x310/0x310
[  275.008859]  ? lock_downgrade+0x900/0x900
[  275.013023]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.018228]  ? ___ratelimit+0xaa/0x655
[  275.022135]  ? idr_get_free+0xec0/0xec0
[  275.026121]  ? kasan_check_write+0x14/0x20
[  275.030371]  ? do_raw_spin_lock+0xc1/0x200
[  275.034629]  oom_kill_process.cold.27+0x10/0x903
[  275.039397]  ? graph_lock+0x170/0x170
[  275.043201]  ? _raw_spin_unlock+0x2c/0x50
[  275.047355]  ? oom_badness+0xe6/0xaa0
[  275.051164]  ? oom_evaluate_task+0x540/0x540
[  275.055579]  ? find_held_lock+0x36/0x1c0
[  275.059650]  ? out_of_memory+0x974/0x14c0
[  275.063802]  ? lock_downgrade+0x900/0x900
[  275.067963]  ? check_preemption_disabled+0x48/0x200
[  275.072999]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.078807]  ? kasan_check_read+0x11/0x20
[  275.082967]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.088254]  ? rcu_bh_qs+0xc0/0xc0
[  275.091808]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.096830]  ? oom_evaluate_task+0x302/0x540
[  275.101247]  out_of_memory+0xa86/0x14c0
[  275.105233]  ? oom_killer_disable+0x3a0/0x3a0
[  275.109735]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  275.114679]  ? __mutex_add_waiter+0x2a0/0x2a0
[  275.119192]  __alloc_pages_slowpath+0x2318/0x2d80
[  275.124074]  ? warn_alloc+0x120/0x120
[  275.127899]  ? find_get_entry+0x2f2/0xc40
[  275.132065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.137610]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  275.142548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.148089]  ? should_fail+0x22d/0xd01
[  275.151986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.157096]  ? __lock_is_held+0xb5/0x140
[  275.161191]  ? __lock_is_held+0xb5/0x140
[  275.165273]  ? ___might_sleep+0x1ed/0x300
[  275.169427]  ? lock_release+0x970/0x970
[  275.173405]  ? arch_local_save_flags+0x40/0x40
[  275.178022]  ? __might_sleep+0x95/0x190
[  275.182034]  __alloc_pages_nodemask+0xa80/0xde0
[  275.186718]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.191743]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.197552]  ? kasan_check_read+0x11/0x20
[  275.201706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.206989]  ? graph_lock+0x170/0x170
[  275.210795]  ? print_usage_bug+0xc0/0xc0
[  275.214869]  ? graph_lock+0x170/0x170
[  275.218673]  ? graph_lock+0x170/0x170
[  275.222481]  ? __do_page_cache_readahead+0x7ce/0x980
[  275.227595]  ? find_held_lock+0x36/0x1c0
[  275.231664]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  275.237216]  alloc_pages_current+0x10c/0x210
[  275.241624]  ? lock_downgrade+0x900/0x900
[  275.245787]  __page_cache_alloc+0x38f/0x5b0
[  275.250113]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.255919]  ? kasan_check_read+0x11/0x20
[  275.260075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.265365]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.270042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.275584]  ? check_preemption_disabled+0x48/0x200
[  275.280614]  filemap_fault+0x1594/0x25f0
[  275.284697]  ? __lock_page_or_retry+0xa00/0xa00
[  275.289366]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.293952]  ? lockdep_hardirqs_on+0x421/0x5c0
[  275.298539]  ? trace_hardirqs_on+0xbd/0x310
[  275.302863]  ? kasan_check_read+0x11/0x20
[  275.307017]  ? finish_task_switch+0x1f5/0x900
[  275.311515]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.316970]  ? compat_start_thread+0x80/0x80
[  275.321647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.327194]  ? _raw_spin_unlock_irq+0x60/0x80
[  275.331692]  ? finish_task_switch+0x1f5/0x900
[  275.336192]  ? finish_task_switch+0x1b5/0x900
[  275.340690]  ? __switch_to_asm+0x34/0x70
[  275.344755]  ? __switch_to_asm+0x34/0x70
[  275.348822]  ? __switch_to_asm+0x34/0x70
[  275.352887]  ? __switch_to_asm+0x40/0x70
[  275.356948]  ? __switch_to_asm+0x34/0x70
[  275.361013]  ? __switch_to_asm+0x40/0x70
[  275.365086]  ? __switch_to_asm+0x34/0x70
[  275.369148]  ? __switch_to_asm+0x40/0x70
[  275.373213]  ? __switch_to_asm+0x34/0x70
[  275.377285]  ? graph_lock+0x170/0x170
[  275.381095]  ? __switch_to_asm+0x40/0x70
[  275.385171]  ? __schedule+0x874/0x1ed0
[  275.389083]  ? lock_acquire+0x1ed/0x520
[  275.393063]  ? ext4_filemap_fault+0x7a/0xad
[  275.397396]  ? lock_release+0x970/0x970
[  275.401372]  ? arch_local_save_flags+0x40/0x40
[  275.405957]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.410729]  ? trace_hardirqs_off_caller+0x300/0x300
[  275.415840]  ? retint_kernel+0x1b/0x2d
[  275.419744]  ? down_read+0xb0/0x1d0
[  275.423374]  ? ext4_filemap_fault+0x7a/0xad
[  275.427697]  ? __down_interruptible+0x700/0x700
[  275.432368]  ? retint_kernel+0x2d/0x2d
[  275.436265]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  275.440856]  ext4_filemap_fault+0x82/0xad
[  275.445012]  __do_fault+0x100/0x6b0
[  275.448648]  ? lock_downgrade+0x900/0x900
[  275.452806]  ? print_bad_pte+0x6c0/0x6c0
[  275.456876]  ? do_futex+0x249/0x26d0
[  275.460595]  ? finish_task_switch+0x1f5/0x900
[  275.465101]  ? kasan_check_read+0x11/0x20
[  275.469255]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.473668]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  275.478260]  ? add_mm_counter_fast+0xd0/0xd0
[  275.482687]  __handle_mm_fault+0x3709/0x53e0
[  275.487109]  ? preempt_notifier_register+0x200/0x200
[  275.492227]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  275.497070]  ? __switch_to_asm+0x40/0x70
[  275.501135]  ? graph_lock+0x170/0x170
[  275.504936]  ? __switch_to_asm+0x40/0x70
[  275.509000]  ? print_usage_bug+0xc0/0xc0
[  275.513071]  ? graph_lock+0x170/0x170
[  275.516872]  ? graph_lock+0x170/0x170
[  275.520701]  ? handle_mm_fault+0x42a/0xc70
[  275.524944]  ? lock_downgrade+0x900/0x900
[  275.529095]  ? check_preemption_disabled+0x48/0x200
[  275.534128]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.539931]  ? kasan_check_read+0x11/0x20
[  275.544082]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.549387]  ? rcu_bh_qs+0xc0/0xc0
[  275.552931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.558389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.563936]  ? check_preemption_disabled+0x48/0x200
[  275.568969]  handle_mm_fault+0x54f/0xc70
[  275.573042]  ? __handle_mm_fault+0x53e0/0x53e0
[  275.577629]  ? find_vma+0x34/0x190
[  275.581179]  __do_page_fault+0x67d/0xed0
[  275.585253]  ? mm_fault_error+0x380/0x380
[  275.589403]  ? trace_hardirqs_off+0xb8/0x300
[  275.593820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.599191]  ? trace_hardirqs_on+0x310/0x310
[  275.603611]  do_page_fault+0xf2/0x7e0
[  275.607417]  ? vmalloc_sync_all+0x30/0x30
[  275.611566]  ? error_entry+0x70/0xd0
[  275.615288]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.620313]  ? trace_hardirqs_on_caller+0xc0/0x300
[  275.625245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.630179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.635024]  ? trace_hardirqs_off+0x300/0x300
[  275.639524]  ? trace_hardirqs_off_caller+0x300/0x300
[  275.644638]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.649660]  ? page_fault+0x8/0x30
[  275.653205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.658056]  ? page_fault+0x8/0x30
[  275.661601]  page_fault+0x1e/0x30
[  275.665057] RIP: 0033:0x404068
[  275.668254] Code: Bad RIP value.
[  275.671620] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  275.676991] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  275.684263] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  275.691530] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  275.698805] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  275.706073] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  275.713373] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  275.713440] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.720570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.720580] Call Trace:
[  275.727154] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.736423]  <IRQ>
[  275.739593] syz-fuzzer cpuset=
[  275.749827]  dump_stack+0x1c4/0x2b4
[  275.751963] /
[  275.755154]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.758772]  mems_allowed=0
[  275.760490]  warn_alloc.cold.118+0xb7/0x1bd
[  275.772892]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.777746]  ? lock_downgrade+0x900/0x900
[  275.781906]  ? trace_hardirqs_off+0xb8/0x300
[  275.786329]  ? trace_hardirqs_off+0xb8/0x300
[  275.790749]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.795628]  ? warn_alloc+0x120/0x120
[  275.799437]  ? warn_alloc+0x120/0x120
[  275.803243]  ? print_usage_bug+0xc0/0xc0
[  275.807311]  ? warn_alloc+0x120/0x120
[  275.811118]  ? print_usage_bug+0xc0/0xc0
[  275.815188]  ? __lock_acquire+0x7ec/0x4ec0
[  275.819423]  ? __lock_acquire+0x7ec/0x4ec0
[  275.823668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.829208]  ? should_fail+0x22d/0xd01
[  275.833105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.838211]  ? __lock_acquire+0x7ec/0x4ec0
[  275.842454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.847557]  ? __lock_acquire+0x7ec/0x4ec0
[  275.851879]  ? should_fail+0x22d/0xd01
[  275.855782]  ? mark_held_locks+0x130/0x130
[  275.860033]  ? mark_held_locks+0x130/0x130
[  275.864272]  ? graph_lock+0x170/0x170
[  275.868076]  ? graph_lock+0x170/0x170
[  275.871885]  ? graph_lock+0x170/0x170
[  275.875686]  ? print_usage_bug+0xc0/0xc0
[  275.879753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.885296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.890847]  ? check_preemption_disabled+0x48/0x200
[  275.895870]  ? check_preemption_disabled+0x48/0x200
[  275.900902]  ? __lock_is_held+0xb5/0x140
[  275.904973]  __alloc_pages_nodemask+0xa80/0xde0
[  275.909644]  ? graph_lock+0x170/0x170
[  275.913452]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.918466]  ? graph_lock+0x170/0x170
[  275.922290]  ? find_held_lock+0x36/0x1c0
[  275.926370]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.931045]  ? lock_downgrade+0x900/0x900
[  275.935205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.940750]  cache_grow_begin+0x91/0x8c0
[  275.944823]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.949243]  fallback_alloc+0x203/0x2e0
[  275.953232]  ____cache_alloc_node+0x1c7/0x1e0
[  275.957742]  kmem_cache_alloc_node+0xe3/0x730
[  275.962246]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.966504]  __alloc_skb+0x119/0x770
[  275.970225]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.975511]  ? skb_scrub_packet+0x490/0x490
[  275.979839]  ? lock_downgrade+0x900/0x900
[  275.984000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.989538]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.994999]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.000454]  ? addrconf_rs_timer+0x6f0/0x6f0
[  276.004885]  ndisc_alloc_skb+0x144/0x340
[  276.008957]  ndisc_send_rs+0x331/0x6e0
[  276.012857]  addrconf_rs_timer+0x3c0/0x6f0
[  276.017103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.021357]  call_timer_fn+0x272/0x920
[  276.025257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.029498]  ? process_timeout+0x40/0x40
[  276.033561]  ? find_held_lock+0x36/0x1c0
[  276.037640]  ? __run_timers+0x7da/0xc70
[  276.041621]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.046125]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.050629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.054868]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.059460]  ? trace_hardirqs_on+0xbd/0x310
[  276.063794]  ? kasan_check_read+0x11/0x20
[  276.067960]  ? __run_timers+0x7da/0xc70
[  276.071942]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.077406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.081655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.085899]  __run_timers+0x7e5/0xc70
[  276.089722]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.095094]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.100122]  ? graph_lock+0x170/0x170
[  276.103934]  ? enqueue_hrtimer+0x1a5/0x560
[  276.108171]  ? lock_release+0x970/0x970
[  276.112153]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.117356]  ? find_held_lock+0x36/0x1c0
[  276.121426]  ? graph_lock+0x170/0x170
[  276.125232]  ? pvclock_read_flags+0x160/0x160
[  276.129732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.135280]  ? check_preemption_disabled+0x48/0x200
[  276.140317]  ? __lock_is_held+0xb5/0x140
[  276.144387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.149934]  ? check_preemption_disabled+0x48/0x200
[  276.154975]  run_timer_softirq+0x52/0xb0
[  276.159066]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.164105]  __do_softirq+0x30b/0xad8
[  276.167942]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.173072]  ? pvclock_read_flags+0x160/0x160
[  276.177584]  ? lapic_next_event+0x5a/0x90
[  276.181751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.187309]  ? check_preemption_disabled+0x48/0x200
[  276.192345]  ? check_preemption_disabled+0x48/0x200
[  276.197383]  ? kvm_clock_read+0x18/0x30
[  276.201370]  ? kvm_sched_clock_read+0x9/0x20
[  276.205798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.211357]  ? check_preemption_disabled+0x48/0x200
[  276.216392]  irq_exit+0x17f/0x1c0
[  276.219858]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.224708]  ? smp_reschedule_interrupt+0x109/0x650
[  276.229736]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.235642]  ? interrupt_entry+0xb5/0xf0
[  276.239719]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.244750]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.249782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.254641]  ? trace_hardirqs_off+0x300/0x300
[  276.259228]  ? trace_hardirqs_off+0x300/0x300
[  276.263728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.269274]  ? check_preemption_disabled+0x48/0x200
[  276.274306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.279168]  apic_timer_interrupt+0xf/0x20
[  276.283403]  </IRQ>
[  276.285645] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  276.290579] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  276.309491] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  276.317217] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  276.324492] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  276.331772] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  276.339047] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  276.346320] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  276.353643]  skb_clone+0x1bb/0x500
[  276.357189]  ? skb_split+0x11e0/0x11e0
[  276.361089]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.365851]  ? lockdep_hardirqs_on+0x421/0x5c0
[  276.370436]  ? retint_kernel+0x2d/0x2d
[  276.374327]  ? trace_hardirqs_on_caller+0xc0/0x300
[  276.379257]  ? retint_kernel+0x2d/0x2d
[  276.383149]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.387921]  bpf_clone_redirect+0xb9/0x490
[  276.392159]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  276.397362]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  276.402412]  ? retint_kernel+0x2d/0x2d
[  276.406317]  ? find_held_lock+0x36/0x1c0
[  276.410396]  ? lock_acquire+0x1ed/0x520
[  276.414373]  ? bpf_test_run+0x32e/0x5a0
[  276.418354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.423898]  ? check_preemption_disabled+0x48/0x200
[  276.429276]  ? kasan_check_read+0x11/0x20
[  276.433431]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.438715]  ? rcu_bh_qs+0xc0/0xc0
[  276.442266]  ? preempt_schedule+0x4d/0x60
[  276.446419]  ? ___preempt_schedule+0x16/0x18
[  276.450844]  ? bpf_test_run+0x1c0/0x5a0
[  276.454838]  ? netlink_diag_dump+0x2a0/0x2a0
[  276.459253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.464794]  ? bpf_test_init.isra.9+0x70/0x100
[  276.469395]  ? bpf_prog_test_run_skb+0x634/0xb40
[  276.474167]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.479011]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.484551]  ? fput+0x130/0x1a0
[  276.487843]  ? __bpf_prog_get+0x9b/0x290
[  276.491911]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.496757]  ? bpf_prog_test_run+0x130/0x1a0
[  276.501181]  ? __x64_sys_bpf+0x3d8/0x510
[  276.505249]  ? bpf_prog_get+0x20/0x20
[  276.509066]  ? do_syscall_64+0x2a5/0x820
[  276.513136]  ? do_syscall_64+0x1b9/0x820
[  276.517207]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  276.522576]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.527507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.532359]  ? trace_hardirqs_off+0x300/0x300
[  276.536859]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  276.541907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.547471]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.552519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.557377]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  276.562776] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  276.562782] warn_alloc_show_mem: 1 callbacks suppressed
[  276.562790] Mem-Info:
[  276.569724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.575094] active_anon:38791 inactive_anon:372 isolated_anon:0
[  276.575094]  active_file:33 inactive_file:13 isolated_file:0
[  276.575094]  unevictable:0 dirty:0 writeback:0 unstable:0
[  276.575094]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  276.575094]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  276.575094]  free:13743 free_pcp:141 free_cma:0
[  276.577470] Call Trace:
[  276.586866] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  276.619712]  <IRQ>
[  276.622289] Node 0 
[  276.650055]  dump_stack+0x1c4/0x2b4
[  276.652211] 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
[  276.654425]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.658021] lowmem_reserve[]: 0
[  276.683718]  warn_alloc.cold.118+0xb7/0x1bd
[  276.688874]  2817
[  276.692153]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.696449]  6321
[  276.698513]  ? lock_downgrade+0x900/0x900
[  276.703332]  6321
[  276.705401]  ? trace_hardirqs_off+0xb8/0x300
[  276.711587]  ? trace_hardirqs_off+0xb8/0x300
[  276.715970] Node 0 DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  276.720407]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.720455]  ? warn_alloc+0x120/0x120
[  276.748163] lowmem_reserve[]: 0
[  276.753026]  ? trace_hardirqs_on+0x310/0x310
[  276.756808]  0
[  276.760089]  ? warn_alloc+0x120/0x120
[  276.764473]  3503
[  276.766275]  ? print_usage_bug+0xc0/0xc0
[  276.770050]  3503
[  276.772114]  ? warn_alloc+0x120/0x120
[  276.778212]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  276.781992] Node 0 
[  276.787005]  ? print_usage_bug+0xc0/0xc0
[  276.787038] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  276.787046] lowmem_reserve[]:
[  276.789282]  ? __lock_acquire+0x7ec/0x4ec0
[  276.793314]  0 0
[  276.821797]  ? __lock_acquire+0x7ec/0x4ec0
[  276.824888]  0
[  276.829121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.831074]  0
[  276.835315]  ? should_fail+0x22d/0xd01
[  276.837087] Node 0 
[  276.842628]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.844406] DMA: 
[  276.848297]  ? __lock_acquire+0x7ec/0x4ec0
[  276.850514] 1*4kB 
[  276.855618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.857659] (U) 
[  276.861891]  ? __lock_acquire+0x7ec/0x4ec0
[  276.864022] 0*8kB 
[  276.869125]  ? should_fail+0x22d/0xd01
[  276.871079] 0*16kB 
[  276.875318]  ? print_usage_bug+0xc0/0xc0
[  276.877447] 1*32kB 
[  276.881343]  ? mark_held_locks+0x130/0x130
[  276.883554] (U) 
[  276.887615]  ? mark_held_locks+0x130/0x130
[  276.889833] 2*64kB 
[  276.894069]  ? graph_lock+0x170/0x170
[  276.896016] (U) 
[  276.900249]  ? print_usage_bug+0xc0/0xc0
[  276.902465] 1*128kB 
[  276.906265]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.908215] (U) 
[  276.912277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.914580] 1*256kB 
[  276.919340]  ? check_preemption_disabled+0x48/0x200
[  276.921296] (U) 
[  276.926851]  ? check_preemption_disabled+0x48/0x200
[  276.929148] 0*512kB 
[  276.934169]  ? __lock_is_held+0xb5/0x140
[  276.936114] 1*1024kB 
[  276.941128]  __alloc_pages_nodemask+0xa80/0xde0
[  276.943436] (U) 
[  276.947497]  ? graph_lock+0x170/0x170
[  276.949886] 1*2048kB 
[  276.954552]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.956504] (M) 
[  276.960308]  ? graph_lock+0x170/0x170
[  276.962693] 3*4096kB 
[  276.967711]  ? find_held_lock+0x36/0x1c0
[  276.969657] (M) 
[  276.973463]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.975847] = 15908kB
[  276.979905]  ? lock_downgrade+0x900/0x900
[  276.981864] Node 0 
[  276.986536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.988921] DMA32: 
[  276.993067]  cache_grow_begin+0x91/0x8c0
[  276.995278] 4*4kB 
[  277.000821]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.003034] (M) 
[  277.007096]  fallback_alloc+0x203/0x2e0
[  277.009219] 0*8kB 
[  277.013628]  ____cache_alloc_node+0x1c7/0x1e0
[  277.015584] 4*16kB 
[  277.019557]  kmem_cache_alloc_node+0xe3/0x730
[  277.021683] (M) 
[  277.026177]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.028394] 1*32kB 
[  277.032889]  __alloc_skb+0x119/0x770
[  277.034840] (M) 
[  277.039075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.041289] 4*64kB 
[  277.045003]  ? skb_scrub_packet+0x490/0x490
[  277.046960] (UM) 
[  277.052232]  ? lock_downgrade+0x900/0x900
[  277.054450] 2*128kB 
[  277.058780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.060810] (M) 
[  277.064960]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.067260] 2*256kB 
[  277.072798]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.074758] (M) 
[  277.080212]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.082512] 3*512kB 
[  277.087968]  ndisc_alloc_skb+0x144/0x340
[  277.089915] (M) 
[  277.094327]  ndisc_send_rs+0x331/0x6e0
[  277.096623] 4*1024kB 
[  277.100684]  addrconf_rs_timer+0x3c0/0x6f0
[  277.102635] (UM) 
[  277.106520]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.109080] 1*2048kB 
[  277.113341]  call_timer_fn+0x272/0x920
[  277.115357] (U) 
[  277.119592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.121983] 4*4096kB 
[  277.125868]  ? process_timeout+0x40/0x40
[  277.127828] (M) 
[  277.132232]  ? find_held_lock+0x36/0x1c0
[  277.134622] = 25200kB
[  277.138686]  ? mark_held_locks+0xc7/0x130
[  277.140641] Node 0 
[  277.144705]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.147096] Normal: 
[  277.151256]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.153480] 1032*4kB 
[  277.157972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.160273] (UME) 
[  277.164777]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.167161] 423*8kB 
[  277.171395]  ? trace_hardirqs_on+0xbd/0x310
[  277.173530] (UME) 
[  277.178110]  ? kasan_check_read+0x11/0x20
[  277.180420] 205*16kB 
[  277.184739]  ? __run_timers+0x7da/0xc70
[  277.186870] (UME) 
[  277.191017]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.193408] 58*32kB 
[  277.197387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.199515] (UME) 
[  277.204967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.207267] 17*64kB 
[  277.211504]  __run_timers+0x7e5/0xc70
[  277.213627] (UM) 
[  277.217876]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.220169] 1*128kB 
[  277.223972]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.226009] (U) 
[  277.231373]  ? graph_lock+0x170/0x170
[  277.233671] 0*256kB 0*512kB 
[  277.238739]  ? print_usage_bug+0xc0/0xc0
[  277.240701] 0*1024kB 
[  277.244504]  ? lock_release+0x970/0x970
[  277.247507] 0*2048kB 
[  277.251574]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.253965] 0*4096kB 
[  277.257953]  ? find_held_lock+0x36/0x1c0
[  277.260341] = 13864kB
[  277.265537]  ? graph_lock+0x170/0x170
[  277.267933] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.271995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.274393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.278211]  ? check_preemption_disabled+0x48/0x200
[  277.287034] 427 total pagecache pages
[  277.292593]  ? __lock_is_held+0xb5/0x140
[  277.301150] 0 pages in swap cache
[  277.306186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.309974] Swap cache stats: add 0, delete 0, find 0/0
[  277.314050]  ? check_preemption_disabled+0x48/0x200
[  277.317484] Free swap  = 0kB
[  277.323507]  run_timer_softirq+0x52/0xb0
[  277.328871] Total swap = 0kB
[  277.333910]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.336921] 1965979 pages RAM
[  277.341000]  __do_softirq+0x30b/0xad8
[  277.343994] 0 pages HighMem/MovableOnly
[  277.344005] 342744 pages reserved
[  277.349044]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.352131] 0 pages cma reserved
[  277.355945]  ? pvclock_read_flags+0x160/0x160
[  277.359968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.363361]  ? lapic_next_event+0x5a/0x90
[  277.363376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.363394]  ? check_preemption_disabled+0x48/0x200
[  277.363413]  ? check_preemption_disabled+0x48/0x200
[  277.368619] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.371943]  ? kvm_clock_read+0x18/0x30
[  277.376424] syz-executor7 cpuset=
[  277.382927]  ? kvm_sched_clock_read+0x9/0x20
[  277.387052] syz7
[  277.392601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.397603]  mems_allowed=0
[  277.402626]  ? check_preemption_disabled+0x48/0x200
[  277.440367]  irq_exit+0x17f/0x1c0
[  277.443830]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.448680]  ? smp_reschedule_interrupt+0x109/0x650
[  277.453706]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.459598]  ? interrupt_entry+0xb5/0xf0
[  277.463678]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.468701]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.473727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.478582]  ? trace_hardirqs_off+0x300/0x300
[  277.483082]  ? trace_hardirqs_off+0x300/0x300
[  277.487581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.493125]  ? check_preemption_disabled+0x48/0x200
[  277.498171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.503038]  apic_timer_interrupt+0xf/0x20
[  277.507271]  </IRQ>
[  277.509519] RIP: 0010:console_unlock+0x1017/0x11a0
[  277.514452] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  277.533366] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  277.541089] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  277.548367] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  277.555643] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  277.562920] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  277.570201] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  277.577501]  ? netconsole_netdev_event+0x280/0x280
[  277.582452]  ? console_unlock+0x100e/0x11a0
[  277.586807]  ? devkmsg_read+0xbb0/0xbb0
[  277.590796]  ? lock_release+0x970/0x970
[  277.594780]  ? retint_kernel+0x2d/0x2d
[  277.598694]  vprintk_emit+0x33d/0x930
[  277.602513]  ? wake_up_klogd+0x180/0x180
[  277.606598]  ? find_held_lock+0x36/0x1c0
[  277.610674]  ? mark_held_locks+0xc7/0x130
[  277.614839]  vprintk_default+0x28/0x30
[  277.618736]  vprintk_func+0x7e/0x181
[  277.622459]  printk+0xa7/0xcf
[  277.625582]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  277.630348]  ? kasan_check_write+0x14/0x20
[  277.634600]  ? do_raw_spin_lock+0xc1/0x200
[  277.638860]  show_free_areas.cold.119+0x1f34/0x215d
[  277.643904]  ? si_meminfo_node+0x260/0x260
[  277.648142]  ? __lock_acquire+0x7ec/0x4ec0
[  277.652391]  ? __lock_acquire+0x7ec/0x4ec0
[  277.656626]  ? __lock_acquire+0x7ec/0x4ec0
[  277.660871]  ? kasan_check_write+0x14/0x20
[  277.665113]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  277.670927]  ? mark_held_locks+0x130/0x130
[  277.675167]  ? mark_held_locks+0x130/0x130
[  277.679412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.684955]  ? graph_lock+0x170/0x170
[  277.688760]  ? put_dec+0x3b/0xf0
[  277.692132]  ? number+0x972/0xca0
[  277.695593]  ? __lock_acquire+0x7ec/0x4ec0
[  277.699833]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  277.705377]  ? find_held_lock+0x36/0x1c0
[  277.709455]  ? serial8250_console_write+0x8b3/0xb10
[  277.714480]  ? lock_downgrade+0x900/0x900
[  277.718633]  ? graph_lock+0x170/0x170
[  277.722441]  ? graph_lock+0x170/0x170
[  277.726244]  ? print_usage_bug+0xc0/0xc0
[  277.730314]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.734727]  ? trace_hardirqs_on+0x310/0x310
[  277.739139]  ? wq_watchdog_touch+0x9c/0xfe
[  277.743381]  ? io_serial_in+0x11/0x90
[  277.747196]  ? find_held_lock+0x36/0x1c0
[  277.751269]  ? mark_held_locks+0xc7/0x130
[  277.755430]  ? netconsole_netdev_event+0x280/0x280
[  277.760366]  ? console_unlock+0xfe2/0x11a0
[  277.764607]  ? lockdep_hardirqs_on+0x421/0x5c0
[  277.769193]  ? trace_hardirqs_on+0xbd/0x310
[  277.773519]  ? vprintk_emit+0x33d/0x930
[  277.777498]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.782956]  ? kasan_check_write+0x14/0x20
[  277.787197]  ? do_raw_spin_lock+0xc1/0x200
[  277.791445]  ? netconsole_netdev_event+0x280/0x280
[  277.796381]  ? console_unlock+0x98e/0x11a0
[  277.800634]  ? devkmsg_read+0xbb0/0xbb0
[  277.804609]  ? vprintk_emit+0x7f7/0x930
[  277.808594]  ? lock_release+0x970/0x970
[  277.812573]  ? preempt_count_add+0x7d/0x160
[  277.816902]  ? wake_up_klogd+0x11a/0x180
[  277.820969]  ? console_device+0xc0/0xc0
[  277.824948]  ? do_raw_spin_lock+0xc1/0x200
[  277.829196]  ? vprintk_emit+0x268/0x930
[  277.833181]  ? wake_up_klogd+0x180/0x180
[  277.837249]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.842012]  ? trace_hardirqs_off_caller+0x300/0x300
[  277.847121]  ? retint_kernel+0x1b/0x2d
[  277.851011]  ? trace_hardirqs_on+0x310/0x310
[  277.855432]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.860198]  ? retint_kernel+0x2d/0x2d
[  277.864103]  ? arch_local_irq_restore+0x45/0x52
[  277.868778]  ? save_image_lzo.cold.20+0x629/0xecf
[  277.873629]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  277.878402]  ? show_mem+0x1e/0x17b
[  277.881952]  show_mem+0x34/0x17b
[  277.885331]  dump_header+0x2f1/0xf72
[  277.889063]  ? pagefault_out_of_memory+0x197/0x197
[  277.894037]  ? __lock_acquire+0x7ec/0x4ec0
[  277.898281]  ? print_usage_bug+0xc0/0xc0
[  277.902362]  ? graph_lock+0x170/0x170
[  277.906166]  ? graph_lock+0x170/0x170
[  277.909969]  ? print_usage_bug+0xc0/0xc0
[  277.914032]  ? print_usage_bug+0xc0/0xc0
[  277.918102]  ? print_usage_bug+0xc0/0xc0
[  277.922169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.927714]  ? find_held_lock+0x36/0x1c0
[  277.931785]  ? mark_held_locks+0xc7/0x130
[  277.935946]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.941051]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.946158]  ? lockdep_hardirqs_on+0x421/0x5c0
[  277.950747]  ? trace_hardirqs_on+0xbd/0x310
[  277.955072]  ? kasan_check_read+0x11/0x20
[  277.959228]  ? ___ratelimit+0x36f/0x655
[  277.963207]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.968663]  ? trace_hardirqs_on+0x310/0x310
[  277.973081]  ? lock_downgrade+0x900/0x900
[  277.977276]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  277.982392]  ? ___ratelimit+0xaa/0x655
[  277.986306]  ? idr_get_free+0xec0/0xec0
[  277.990292]  ? kasan_check_write+0x14/0x20
[  277.994543]  ? do_raw_spin_lock+0xc1/0x200
[  277.998793]  oom_kill_process.cold.27+0x10/0x903
[  278.003555]  ? graph_lock+0x170/0x170
[  278.007356]  ? _raw_spin_unlock+0x2c/0x50
[  278.011512]  ? oom_badness+0xe6/0xaa0
[  278.015328]  ? oom_evaluate_task+0x540/0x540
[  278.019749]  ? find_held_lock+0x36/0x1c0
[  278.023833]  ? out_of_memory+0x974/0x14c0
[  278.027993]  ? lock_downgrade+0x900/0x900
[  278.032146]  ? check_preemption_disabled+0x48/0x200
[  278.037171]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.042973]  ? kasan_check_read+0x11/0x20
[  278.047126]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.052412]  ? rcu_bh_qs+0xc0/0xc0
[  278.055959]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.060981]  ? oom_evaluate_task+0x302/0x540
[  278.065400]  out_of_memory+0xa86/0x14c0
[  278.069388]  ? oom_killer_disable+0x3a0/0x3a0
[  278.073889]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  278.078825]  ? __mutex_add_waiter+0x2a0/0x2a0
[  278.083341]  __alloc_pages_slowpath+0x2318/0x2d80
[  278.088230]  ? warn_alloc+0x120/0x120
[  278.092049]  ? find_get_entry+0x2f2/0xc40
[  278.096209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.101754]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  278.106692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.112232]  ? should_fail+0x22d/0xd01
[  278.116128]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.121239]  ? __lock_is_held+0xb5/0x140
[  278.125337]  ? __lock_is_held+0xb5/0x140
[  278.129417]  ? ___might_sleep+0x1ed/0x300
[  278.133564]  ? lock_release+0x970/0x970
[  278.137548]  ? arch_local_save_flags+0x40/0x40
[  278.142151]  ? __might_sleep+0x95/0x190
[  278.146134]  __alloc_pages_nodemask+0xa80/0xde0
[  278.150816]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.155845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.161648]  ? kasan_check_read+0x11/0x20
[  278.165799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.171087]  ? graph_lock+0x170/0x170
[  278.174897]  ? print_usage_bug+0xc0/0xc0
[  278.178971]  ? graph_lock+0x170/0x170
[  278.182777]  ? graph_lock+0x170/0x170
[  278.186585]  ? __do_page_cache_readahead+0x7ce/0x980
[  278.191698]  ? find_held_lock+0x36/0x1c0
[  278.195775]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  278.201339]  alloc_pages_current+0x10c/0x210
[  278.205755]  ? lock_downgrade+0x900/0x900
[  278.209926]  __page_cache_alloc+0x38f/0x5b0
[  278.214257]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.220093]  ? kasan_check_read+0x11/0x20
[  278.224265]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.229575]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  278.234255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.239804]  ? check_preemption_disabled+0x48/0x200
[  278.244841]  filemap_fault+0x1594/0x25f0
[  278.248924]  ? __lock_page_or_retry+0xa00/0xa00
[  278.253596]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.258097]  ? lockdep_hardirqs_on+0x421/0x5c0
[  278.262686]  ? trace_hardirqs_on+0xbd/0x310
[  278.267016]  ? kasan_check_read+0x11/0x20
[  278.271168]  ? finish_task_switch+0x1f5/0x900
[  278.275668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.281124]  ? compat_start_thread+0x80/0x80
[  278.285544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.291093]  ? _raw_spin_unlock_irq+0x60/0x80
[  278.295597]  ? finish_task_switch+0x1f5/0x900
[  278.300096]  ? finish_task_switch+0x1b5/0x900
[  278.304595]  ? __switch_to_asm+0x34/0x70
[  278.308693]  ? __switch_to_asm+0x34/0x70
[  278.312756]  ? __switch_to_asm+0x34/0x70
[  278.316823]  ? __switch_to_asm+0x40/0x70
[  278.320883]  ? __switch_to_asm+0x34/0x70
[  278.324943]  ? __switch_to_asm+0x40/0x70
[  278.329008]  ? __switch_to_asm+0x34/0x70
[  278.333070]  ? __switch_to_asm+0x40/0x70
[  278.337134]  ? __switch_to_asm+0x34/0x70
[  278.341204]  ? graph_lock+0x170/0x170
[  278.345002]  ? __switch_to_asm+0x40/0x70
[  278.349074]  ? __schedule+0x874/0x1ed0
[  278.352988]  ? lock_acquire+0x1ed/0x520
[  278.356967]  ? ext4_filemap_fault+0x7a/0xad
[  278.361312]  ? lock_release+0x970/0x970
[  278.365295]  ? arch_local_save_flags+0x40/0x40
[  278.369899]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.374671]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.379781]  ? retint_kernel+0x1b/0x2d
[  278.383699]  ? down_read+0xb0/0x1d0
[  278.387333]  ? ext4_filemap_fault+0x7a/0xad
[  278.391664]  ? __down_interruptible+0x700/0x700
[  278.396339]  ? retint_kernel+0x2d/0x2d
[  278.400245]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  278.404839]  ext4_filemap_fault+0x82/0xad
[  278.409001]  __do_fault+0x100/0x6b0
[  278.412640]  ? lock_downgrade+0x900/0x900
[  278.416799]  ? print_bad_pte+0x6c0/0x6c0
[  278.420877]  ? do_futex+0x249/0x26d0
[  278.424599]  ? finish_task_switch+0x1f5/0x900
[  278.429611]  ? kasan_check_read+0x11/0x20
[  278.433771]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.438187]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  278.442784]  ? add_mm_counter_fast+0xd0/0xd0
[  278.447213]  __handle_mm_fault+0x3709/0x53e0
[  278.451631]  ? preempt_notifier_register+0x200/0x200
[  278.456747]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  278.461599]  ? __switch_to_asm+0x40/0x70
[  278.465663]  ? graph_lock+0x170/0x170
[  278.469464]  ? __switch_to_asm+0x40/0x70
[  278.473529]  ? print_usage_bug+0xc0/0xc0
[  278.477598]  ? graph_lock+0x170/0x170
[  278.481401]  ? graph_lock+0x170/0x170
[  278.485232]  ? handle_mm_fault+0x42a/0xc70
[  278.489477]  ? lock_downgrade+0x900/0x900
[  278.493638]  ? check_preemption_disabled+0x48/0x200
[  278.498679]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.504494]  ? kasan_check_read+0x11/0x20
[  278.508657]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.513950]  ? rcu_bh_qs+0xc0/0xc0
[  278.517512]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.523071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.528631]  ? check_preemption_disabled+0x48/0x200
[  278.533680]  handle_mm_fault+0x54f/0xc70
[  278.537767]  ? __handle_mm_fault+0x53e0/0x53e0
[  278.542360]  ? find_vma+0x34/0x190
[  278.545919]  __do_page_fault+0x67d/0xed0
[  278.550003]  ? mm_fault_error+0x380/0x380
[  278.554182]  ? trace_hardirqs_off+0xb8/0x300
[  278.558596]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.563967]  ? trace_hardirqs_on+0x310/0x310
[  278.568390]  do_page_fault+0xf2/0x7e0
[  278.572200]  ? vmalloc_sync_all+0x30/0x30
[  278.576355]  ? error_entry+0x70/0xd0
[  278.580079]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.585101]  ? trace_hardirqs_on_caller+0xc0/0x300
[  278.590037]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.594975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.599828]  ? trace_hardirqs_off+0x300/0x300
[  278.604331]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.609449]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.614470]  ? page_fault+0x8/0x30
[  278.618017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.622870]  ? page_fault+0x8/0x30
[  278.626420]  page_fault+0x1e/0x30
[  278.629877] RIP: 0033:0x404068
[  278.633076] Code: Bad RIP value.
[  278.636441] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  278.641806] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  278.649122] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  278.656397] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  278.663667] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  278.670939] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  278.678243] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  278.678319] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.685440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.685446] Call Trace:
[  278.685453]  <IRQ>
[  278.685472]  dump_stack+0x1c4/0x2b4
[  278.685489]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.685518]  warn_alloc.cold.118+0xb7/0x1bd
[  278.692045] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.701338]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.703900] syz-fuzzer cpuset=
[  278.706048]  ? lock_downgrade+0x900/0x900
[  278.709652] /
[  278.714845]  ? trace_hardirqs_off+0xb8/0x300
[  278.719146]  mems_allowed=0
[  278.729368]  ? trace_hardirqs_off+0xb8/0x300
[  278.754917]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.759797]  ? warn_alloc+0x120/0x120
[  278.763614]  ? warn_alloc+0x120/0x120
[  278.767422]  ? print_usage_bug+0xc0/0xc0
[  278.771490]  ? warn_alloc+0x120/0x120
[  278.775301]  ? print_usage_bug+0xc0/0xc0
[  278.779371]  ? __lock_acquire+0x7ec/0x4ec0
[  278.783607]  ? __lock_acquire+0x7ec/0x4ec0
[  278.787851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.793395]  ? should_fail+0x22d/0xd01
[  278.797291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.802397]  ? __lock_acquire+0x7ec/0x4ec0
[  278.806643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.811751]  ? __lock_acquire+0x7ec/0x4ec0
[  278.815991]  ? should_fail+0x22d/0xd01
[  278.819891]  ? mark_held_locks+0x130/0x130
[  278.824137]  ? mark_held_locks+0x130/0x130
[  278.828375]  ? graph_lock+0x170/0x170
[  278.832184]  ? graph_lock+0x170/0x170
[  278.835993]  ? graph_lock+0x170/0x170
[  278.839805]  ? print_usage_bug+0xc0/0xc0
[  278.843876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.849417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.854961]  ? check_preemption_disabled+0x48/0x200
[  278.859981]  ? check_preemption_disabled+0x48/0x200
[  278.865010]  ? __lock_is_held+0xb5/0x140
[  278.869081]  __alloc_pages_nodemask+0xa80/0xde0
[  278.873756]  ? graph_lock+0x170/0x170
[  278.877567]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.882585]  ? graph_lock+0x170/0x170
[  278.886402]  ? find_held_lock+0x36/0x1c0
[  278.890477]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.895149]  ? lock_downgrade+0x900/0x900
[  278.899314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.904865]  cache_grow_begin+0x91/0x8c0
[  278.908933]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.913358]  fallback_alloc+0x203/0x2e0
[  278.917345]  ____cache_alloc_node+0x1c7/0x1e0
[  278.921852]  kmem_cache_alloc_node+0xe3/0x730
[  278.926354]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.930602]  __alloc_skb+0x119/0x770
[  278.934319]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.939607]  ? skb_scrub_packet+0x490/0x490
[  278.943928]  ? lock_downgrade+0x900/0x900
[  278.948087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.953632]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.959096]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.964553]  ? addrconf_rs_timer+0x6f0/0x6f0
[  278.968991]  ndisc_alloc_skb+0x144/0x340
[  278.973064]  ndisc_send_rs+0x331/0x6e0
[  278.976966]  addrconf_rs_timer+0x3c0/0x6f0
[  278.981209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.985460]  call_timer_fn+0x272/0x920
[  278.989354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.993593]  ? process_timeout+0x40/0x40
[  278.997656]  ? find_held_lock+0x36/0x1c0
[  279.001732]  ? __run_timers+0x7da/0xc70
[  279.005713]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.010213]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.014715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.018953]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  279.023539]  ? trace_hardirqs_on+0xbd/0x310
[  279.027864]  ? kasan_check_read+0x11/0x20
[  279.032018]  ? __run_timers+0x7da/0xc70
[  279.036000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.041463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.045714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.049950]  __run_timers+0x7e5/0xc70
[  279.053772]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.059150]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.064170]  ? graph_lock+0x170/0x170
[  279.067976]  ? enqueue_hrtimer+0x1a5/0x560
[  279.072218]  ? lock_release+0x970/0x970
[  279.076195]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.081399]  ? find_held_lock+0x36/0x1c0
[  279.085467]  ? graph_lock+0x170/0x170
[  279.089270]  ? pvclock_read_flags+0x160/0x160
[  279.093771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.099324]  ? check_preemption_disabled+0x48/0x200
[  279.104368]  ? __lock_is_held+0xb5/0x140
[  279.108432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.113974]  ? check_preemption_disabled+0x48/0x200
[  279.119005]  run_timer_softirq+0x52/0xb0
[  279.123073]  ? rcu_read_lock_sched_held+0x108/0x120
[  279.128097]  __do_softirq+0x30b/0xad8
[  279.131912]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.137028]  ? pvclock_read_flags+0x160/0x160
[  279.141527]  ? lapic_next_event+0x5a/0x90
[  279.145685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.151228]  ? check_preemption_disabled+0x48/0x200
[  279.156250]  ? check_preemption_disabled+0x48/0x200
[  279.161278]  ? kvm_clock_read+0x18/0x30
[  279.165260]  ? kvm_sched_clock_read+0x9/0x20
[  279.169676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.175218]  ? check_preemption_disabled+0x48/0x200
[  279.180260]  irq_exit+0x17f/0x1c0
[  279.183724]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.188567]  ? smp_reschedule_interrupt+0x109/0x650
[  279.193592]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.199478]  ? interrupt_entry+0xb5/0xf0
[  279.203546]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.208563]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.213588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.218434]  ? trace_hardirqs_off+0x300/0x300
[  279.222931]  ? trace_hardirqs_off+0x300/0x300
[  279.227434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.232981]  ? check_preemption_disabled+0x48/0x200
[  279.238014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.242870]  apic_timer_interrupt+0xf/0x20
[  279.247105]  </IRQ>
[  279.249347] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  279.254279] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  279.273183] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  279.280896] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  279.288163] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  279.295429] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  279.302695] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  279.309962] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  279.317281]  skb_clone+0x1bb/0x500
[  279.321353]  ? skb_split+0x11e0/0x11e0
[  279.325247]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.330010]  ? lockdep_hardirqs_on+0x421/0x5c0
[  279.334600]  ? retint_kernel+0x2d/0x2d
[  279.338496]  ? trace_hardirqs_on_caller+0xc0/0x300
[  279.343426]  ? retint_kernel+0x2d/0x2d
[  279.347316]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.352086]  bpf_clone_redirect+0xb9/0x490
[  279.356323]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  279.361526]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  279.366552]  ? retint_kernel+0x2d/0x2d
[  279.370451]  ? find_held_lock+0x36/0x1c0
[  279.374521]  ? lock_acquire+0x1ed/0x520
[  279.378496]  ? bpf_test_run+0x32e/0x5a0
[  279.382475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.388017]  ? check_preemption_disabled+0x48/0x200
[  279.393044]  ? kasan_check_read+0x11/0x20
[  279.397201]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.402484]  ? rcu_bh_qs+0xc0/0xc0
[  279.406034]  ? preempt_schedule+0x4d/0x60
[  279.410185]  ? ___preempt_schedule+0x16/0x18
[  279.414607]  ? bpf_test_run+0x1c0/0x5a0
[  279.418599]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.423015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.428555]  ? bpf_test_init.isra.9+0x70/0x100
[  279.433146]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.437913]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.442755]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.448298]  ? fput+0x130/0x1a0
[  279.451588]  ? __bpf_prog_get+0x9b/0x290
[  279.455658]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.460501]  ? bpf_prog_test_run+0x130/0x1a0
[  279.464917]  ? __x64_sys_bpf+0x3d8/0x510
[  279.468984]  ? bpf_prog_get+0x20/0x20
[  279.472807]  ? do_syscall_64+0x2a5/0x820
[  279.476877]  ? do_syscall_64+0x1b9/0x820
[  279.480944]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.486314]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.491247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.496093]  ? trace_hardirqs_off+0x300/0x300
[  279.500594]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  279.505617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.511155]  ? prepare_exit_to_usermode+0x291/0x3b0
[  279.516183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.521039]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.526432] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  279.526438] warn_alloc_show_mem: 1 callbacks suppressed
[  279.526446] Mem-Info:
[  279.533381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.538752] active_anon:38791 inactive_anon:372 isolated_anon:0
[  279.538752]  active_file:33 inactive_file:13 isolated_file:0
[  279.538752]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.538752]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  279.538752]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  279.538752]  free:13743 free_pcp:141 free_cma:0
[  279.541134] Call Trace:
[  279.550530] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.583392]  <IRQ>
[  279.585973] Node 0 
[  279.613748]  dump_stack+0x1c4/0x2b4
[  279.615906] 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
[  279.618123]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.621717] lowmem_reserve[]: 0
[  279.647248]  warn_alloc.cold.118+0xb7/0x1bd
[  279.652414]  2817
[  279.655697]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.659994]  6321
[  279.662060]  ? lock_downgrade+0x900/0x900
[  279.666874]  6321
[  279.668955]  ? trace_hardirqs_off+0xb8/0x300
[  279.673072] Node 0 
[  279.675138]  ? trace_hardirqs_off+0xb8/0x300
[  279.679543] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  279.681767]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.686130] lowmem_reserve[]: 0
[  279.713338]  ? warn_alloc+0x120/0x120
[  279.718223]  0
[  279.721509]  ? warn_alloc+0x120/0x120
[  279.725282]  3503
[  279.727093]  ? print_usage_bug+0xc0/0xc0
[  279.730873]  3503
[  279.732944]  ? warn_alloc+0x120/0x120
[  279.739042]  ? print_usage_bug+0xc0/0xc0
[  279.742823] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  279.746916]  ? __lock_acquire+0x7ec/0x4ec0
[  279.746934]  ? __lock_acquire+0x7ec/0x4ec0
[  279.775977] lowmem_reserve[]: 0
[  279.780236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.784442]  0
[  279.787720]  ? should_fail+0x22d/0xd01
[  279.793235]  0
[  279.795039]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.798897]  0
[  279.800702]  ? __lock_acquire+0x7ec/0x4ec0
[  279.807587]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.811832] Node 0 
[  279.816930]  ? __lock_acquire+0x7ec/0x4ec0
[  279.816941] DMA: 
[  279.819173]  ? should_fail+0x22d/0xd01
[  279.823385] 1*4kB 
[  279.825458]  ? mark_held_locks+0x130/0x130
[  279.829318] (U) 
[  279.831472]  ? mark_held_locks+0x130/0x130
[  279.835679] 0*8kB 
[  279.837650]  ? graph_lock+0x170/0x170
[  279.841862] 0*16kB 
[  279.844010]  ? graph_lock+0x170/0x170
[  279.847795] 1*32kB 
[  279.850028]  ? graph_lock+0x170/0x170
[  279.853809] (U) 
[  279.856054]  ? print_usage_bug+0xc0/0xc0
[  279.859834] 2*64kB 
[  279.861812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.865855] (U) 
[  279.868093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.873607] 1*128kB 
[  279.875587]  ? check_preemption_disabled+0x48/0x200
[  279.881098] (U) 
[  279.883421]  ? check_preemption_disabled+0x48/0x200
[  279.888415] 1*256kB 
[  279.890396]  ? __lock_is_held+0xb5/0x140
[  279.895384] (U) 
[  279.897708]  __alloc_pages_nodemask+0xa80/0xde0
[  279.901743] 0*512kB 
[  279.903727]  ? graph_lock+0x170/0x170
[  279.908374] 1*1024kB 
[  279.910693]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.914472] (U) 
[  279.916882]  ? graph_lock+0x170/0x170
[  279.921888] 1*2048kB 
[  279.923871]  ? find_held_lock+0x36/0x1c0
[  279.927645] (M) 
[  279.930060]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.934097] 3*4096kB 
[  279.936074]  ? lock_downgrade+0x900/0x900
[  279.940726] (M) 
[  279.943143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.947265] = 15908kB
[  279.949240]  cache_grow_begin+0x91/0x8c0
[  279.954752] Node 0 
[  279.957173]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.961210] DMA32: 
[  279.963454]  fallback_alloc+0x203/0x2e0
[  279.967835] 4*4kB 
[  279.970127]  ____cache_alloc_node+0x1c7/0x1e0
[  279.974078] (M) 
[  279.976233]  kmem_cache_alloc_node+0xe3/0x730
[  279.980705] 0*8kB 
[  279.982680]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.987154] 4*16kB 
[  279.989312]  __alloc_skb+0x119/0x770
[  279.993510] (M) 
[  279.995750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.999439] 1*32kB 
[  280.001411]  ? skb_scrub_packet+0x490/0x490
[  280.006661] (M) 4*64kB 
[  280.008912]  ? lock_downgrade+0x900/0x900
[  280.013211] (UM) 
[  280.015800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.019931] 2*128kB 
[  280.021991]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.027504] (M) 
[  280.029829]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.035258] 2*256kB 
[  280.037232]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.042657] (M) 
[  280.044986]  ndisc_alloc_skb+0x144/0x340
[  280.049365] 3*512kB 
[  280.051345]  ndisc_send_rs+0x331/0x6e0
[  280.055379] (M) 
[  280.057703]  addrconf_rs_timer+0x3c0/0x6f0
[  280.061565] 4*1024kB 
[  280.063543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.067755] (UM) 
[  280.070184]  call_timer_fn+0x272/0x920
[  280.074386] 1*2048kB 
[  280.076449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.080317] (U) 
[  280.082726]  ? process_timeout+0x40/0x40
[  280.086942] 4*4096kB 
[  280.088915]  ? find_held_lock+0x36/0x1c0
[  280.092956] (M) 
[  280.095371]  ? mark_held_locks+0xc7/0x130
[  280.099405] = 25200kB
[  280.101377]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.105502] Node 0 
[  280.107910]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.112387] Normal: 
[  280.114621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.119094] 1032*4kB 
[  280.121414]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.125628] (UME) 
[  280.128039]  ? trace_hardirqs_on+0xbd/0x310
[  280.132602] 423*8kB 
[  280.134750]  ? kasan_check_read+0x11/0x20
[  280.139045] (UME) 
[  280.141372]  ? __run_timers+0x7da/0xc70
[  280.145497] 205*16kB 
[  280.147643]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.151593] (UME) 
[  280.154002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.159426] 58*32kB 
[  280.161577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.165792] (UME) 
[  280.168116]  __run_timers+0x7e5/0xc70
[  280.172332] 17*64kB 
[  280.174487]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.178258] (UM) 
[  280.180582]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.185923] 1*128kB 
[  280.187982]  ? graph_lock+0x170/0x170
[  280.192977] (U) 
[  280.195317]  ? print_usage_bug+0xc0/0xc0
[  280.199088] 0*256kB 
[  280.201061]  ? lock_release+0x970/0x970
[  280.205101] 0*512kB 
[  280.207423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.211380] 0*1024kB 
[  280.213704]  ? find_held_lock+0x36/0x1c0
[  280.218873] 0*2048kB 
[  280.221284]  ? graph_lock+0x170/0x170
[  280.225322] 0*4096kB 
[  280.227735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.231514] = 13864kB
[  280.233928]  ? check_preemption_disabled+0x48/0x200
[  280.239444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  280.241854]  ? __lock_is_held+0xb5/0x140
[  280.246847] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  280.255678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.259717] 427 total pagecache pages
[  280.268378]  ? check_preemption_disabled+0x48/0x200
[  280.273898] 0 pages in swap cache
[  280.277697]  run_timer_softirq+0x52/0xb0
[  280.282687] Swap cache stats: add 0, delete 0, find 0/0
[  280.282698] Free swap  = 0kB
[  280.286148]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.290186] Total swap = 0kB
[  280.295548]  __do_softirq+0x30b/0xad8
[  280.298543] 1965979 pages RAM
[  280.303565]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.306548] 0 pages HighMem/MovableOnly
[  280.306558] 342744 pages reserved
[  280.310358]  ? pvclock_read_flags+0x160/0x160
[  280.313444] 0 pages cma reserved
[  280.318542]  ? lapic_next_event+0x5a/0x90
[  280.322574] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.325939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.325956]  ? check_preemption_disabled+0x48/0x200
[  280.325976]  ? check_preemption_disabled+0x48/0x200
[  280.330527] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.333827]  ? kvm_clock_read+0x18/0x30
[  280.337954] syz-executor7 cpuset=
[  280.344447]  ? kvm_sched_clock_read+0x9/0x20
[  280.349963] syz7
[  280.355001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.359999]  mems_allowed=0
[  280.370482]  ? check_preemption_disabled+0x48/0x200
[  280.397701]  irq_exit+0x17f/0x1c0
[  280.401168]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.406018]  ? smp_reschedule_interrupt+0x109/0x650
[  280.411040]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.416928]  ? interrupt_entry+0xb5/0xf0
[  280.420994]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.426010]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.431547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.436397]  ? trace_hardirqs_off+0x300/0x300
[  280.440891]  ? trace_hardirqs_off+0x300/0x300
[  280.445389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.450932]  ? check_preemption_disabled+0x48/0x200
[  280.455960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.460817]  apic_timer_interrupt+0xf/0x20
[  280.465051]  </IRQ>
[  280.467292] RIP: 0010:console_unlock+0x1017/0x11a0
[  280.472235] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  280.491139] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  280.498852] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  280.506120] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  280.513391] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  280.520675] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  280.527943] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  280.535227]  ? netconsole_netdev_event+0x280/0x280
[  280.540170]  ? console_unlock+0x100e/0x11a0
[  280.544513]  ? devkmsg_read+0xbb0/0xbb0
[  280.548495]  ? lock_release+0x970/0x970
[  280.552473]  ? retint_kernel+0x2d/0x2d
[  280.556387]  vprintk_emit+0x33d/0x930
[  280.560199]  ? wake_up_klogd+0x180/0x180
[  280.564283]  ? find_held_lock+0x36/0x1c0
[  280.568367]  ? mark_held_locks+0xc7/0x130
[  280.572526]  vprintk_default+0x28/0x30
[  280.576417]  vprintk_func+0x7e/0x181
[  280.580140]  printk+0xa7/0xcf
[  280.583276]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  280.588044]  ? kasan_check_write+0x14/0x20
[  280.592286]  ? do_raw_spin_lock+0xc1/0x200
[  280.596539]  show_free_areas.cold.119+0x1f34/0x215d
[  280.601587]  ? si_meminfo_node+0x260/0x260
[  280.605827]  ? __lock_acquire+0x7ec/0x4ec0
[  280.610084]  ? __lock_acquire+0x7ec/0x4ec0
[  280.614323]  ? __lock_acquire+0x7ec/0x4ec0
[  280.618569]  ? kasan_check_write+0x14/0x20
[  280.622811]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  280.628627]  ? mark_held_locks+0x130/0x130
[  280.632868]  ? mark_held_locks+0x130/0x130
[  280.637114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.642652]  ? graph_lock+0x170/0x170
[  280.646455]  ? put_dec+0x3b/0xf0
[  280.649826]  ? number+0x972/0xca0
[  280.653281]  ? __lock_acquire+0x7ec/0x4ec0
[  280.657525]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  280.663069]  ? find_held_lock+0x36/0x1c0
[  280.667153]  ? serial8250_console_write+0x8b3/0xb10
[  280.672176]  ? lock_downgrade+0x900/0x900
[  280.676334]  ? graph_lock+0x170/0x170
[  280.680140]  ? graph_lock+0x170/0x170
[  280.683945]  ? print_usage_bug+0xc0/0xc0
[  280.688008]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.692421]  ? trace_hardirqs_on+0x310/0x310
[  280.696833]  ? wq_watchdog_touch+0x9c/0xfe
[  280.701074]  ? io_serial_in+0x11/0x90
[  280.704886]  ? find_held_lock+0x36/0x1c0
[  280.708970]  ? mark_held_locks+0xc7/0x130
[  280.713135]  ? netconsole_netdev_event+0x280/0x280
[  280.718070]  ? console_unlock+0xfe2/0x11a0
[  280.722313]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.726906]  ? trace_hardirqs_on+0xbd/0x310
[  280.731240]  ? vprintk_emit+0x33d/0x930
[  280.735224]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.740682]  ? kasan_check_write+0x14/0x20
[  280.744924]  ? do_raw_spin_lock+0xc1/0x200
[  280.749173]  ? netconsole_netdev_event+0x280/0x280
[  280.754113]  ? console_unlock+0x98e/0x11a0
[  280.758408]  ? devkmsg_read+0xbb0/0xbb0
[  280.762387]  ? vprintk_emit+0x7f7/0x930
[  280.766377]  ? lock_release+0x970/0x970
[  280.770356]  ? preempt_count_add+0x7d/0x160
[  280.774683]  ? wake_up_klogd+0x11a/0x180
[  280.778753]  ? console_device+0xc0/0xc0
[  280.782745]  ? do_raw_spin_lock+0xc1/0x200
[  280.787005]  ? vprintk_emit+0x268/0x930
[  280.791002]  ? wake_up_klogd+0x180/0x180
[  280.795071]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.799839]  ? trace_hardirqs_off_caller+0x300/0x300
[  280.804947]  ? retint_kernel+0x1b/0x2d
[  280.808845]  ? trace_hardirqs_on+0x310/0x310
[  280.813269]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.818041]  ? retint_kernel+0x2d/0x2d
[  280.821945]  ? arch_local_irq_restore+0x45/0x52
[  280.826622]  ? save_image_lzo.cold.20+0x629/0xecf
[  280.831470]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  280.836242]  ? show_mem+0x1e/0x17b
[  280.839803]  show_mem+0x34/0x17b
[  280.843189]  dump_header+0x2f1/0xf72
[  280.846923]  ? pagefault_out_of_memory+0x197/0x197
[  280.851872]  ? __lock_acquire+0x7ec/0x4ec0
[  280.856119]  ? print_usage_bug+0xc0/0xc0
[  280.860195]  ? graph_lock+0x170/0x170
[  280.863999]  ? graph_lock+0x170/0x170
[  280.867807]  ? print_usage_bug+0xc0/0xc0
[  280.871872]  ? print_usage_bug+0xc0/0xc0
[  280.875944]  ? print_usage_bug+0xc0/0xc0
[  280.880018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.885583]  ? find_held_lock+0x36/0x1c0
[  280.889673]  ? mark_held_locks+0xc7/0x130
[  280.893849]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.898967]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.904084]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.908680]  ? trace_hardirqs_on+0xbd/0x310
[  280.913007]  ? kasan_check_read+0x11/0x20
[  280.917165]  ? ___ratelimit+0x36f/0x655
[  280.921155]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.926611]  ? trace_hardirqs_on+0x310/0x310
[  280.931028]  ? lock_downgrade+0x900/0x900
[  280.935191]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  280.940305]  ? ___ratelimit+0xaa/0x655
[  280.944198]  ? idr_get_free+0xec0/0xec0
[  280.948182]  ? kasan_check_write+0x14/0x20
[  280.952423]  ? do_raw_spin_lock+0xc1/0x200
[  280.956672]  oom_kill_process.cold.27+0x10/0x903
[  280.961437]  ? graph_lock+0x170/0x170
[  280.965246]  ? _raw_spin_unlock+0x2c/0x50
[  280.969402]  ? oom_badness+0xe6/0xaa0
[  280.973212]  ? oom_evaluate_task+0x540/0x540
[  280.977632]  ? find_held_lock+0x36/0x1c0
[  280.981703]  ? out_of_memory+0x974/0x14c0
[  280.985855]  ? lock_downgrade+0x900/0x900
[  280.990012]  ? check_preemption_disabled+0x48/0x200
[  280.995043]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.000853]  ? kasan_check_read+0x11/0x20
[  281.005012]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.010294]  ? rcu_bh_qs+0xc0/0xc0
[  281.013848]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.018867]  ? oom_evaluate_task+0x302/0x540
[  281.023287]  out_of_memory+0xa86/0x14c0
[  281.027281]  ? oom_killer_disable+0x3a0/0x3a0
[  281.031796]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  281.036736]  ? __mutex_add_waiter+0x2a0/0x2a0
[  281.041256]  __alloc_pages_slowpath+0x2318/0x2d80
[  281.046147]  ? warn_alloc+0x120/0x120
[  281.049967]  ? find_get_entry+0x2f2/0xc40
[  281.054133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.059682]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  281.064618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.070159]  ? should_fail+0x22d/0xd01
[  281.074056]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.079162]  ? __lock_is_held+0xb5/0x140
[  281.083260]  ? __lock_is_held+0xb5/0x140
[  281.087348]  ? ___might_sleep+0x1ed/0x300
[  281.091502]  ? lock_release+0x970/0x970
[  281.095485]  ? arch_local_save_flags+0x40/0x40
[  281.100084]  ? __might_sleep+0x95/0x190
[  281.104069]  __alloc_pages_nodemask+0xa80/0xde0
[  281.108748]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.113791]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.119595]  ? kasan_check_read+0x11/0x20
[  281.123750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.129041]  ? graph_lock+0x170/0x170
[  281.132852]  ? print_usage_bug+0xc0/0xc0
[  281.136926]  ? graph_lock+0x170/0x170
[  281.140726]  ? graph_lock+0x170/0x170
[  281.144536]  ? __do_page_cache_readahead+0x7ce/0x980
[  281.149653]  ? find_held_lock+0x36/0x1c0
[  281.153722]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  281.159270]  alloc_pages_current+0x10c/0x210
[  281.163685]  ? lock_downgrade+0x900/0x900
[  281.167840]  __page_cache_alloc+0x38f/0x5b0
[  281.172167]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.177969]  ? kasan_check_read+0x11/0x20
[  281.182122]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.187409]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  281.192087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.197634]  ? check_preemption_disabled+0x48/0x200
[  281.202675]  filemap_fault+0x1594/0x25f0
[  281.206767]  ? __lock_page_or_retry+0xa00/0xa00
[  281.211439]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.215938]  ? lockdep_hardirqs_on+0x421/0x5c0
[  281.220524]  ? trace_hardirqs_on+0xbd/0x310
[  281.224854]  ? kasan_check_read+0x11/0x20
[  281.229005]  ? finish_task_switch+0x1f5/0x900
[  281.233505]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.238962]  ? compat_start_thread+0x80/0x80
[  281.243376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.248925]  ? _raw_spin_unlock_irq+0x60/0x80
[  281.253426]  ? finish_task_switch+0x1f5/0x900
[  281.257925]  ? finish_task_switch+0x1b5/0x900
[  281.262420]  ? __switch_to_asm+0x34/0x70
[  281.266487]  ? __switch_to_asm+0x34/0x70
[  281.270550]  ? __switch_to_asm+0x34/0x70
[  281.274615]  ? __switch_to_asm+0x40/0x70
[  281.278676]  ? __switch_to_asm+0x34/0x70
[  281.282740]  ? __switch_to_asm+0x40/0x70
[  281.286810]  ? __switch_to_asm+0x34/0x70
[  281.290874]  ? __switch_to_asm+0x40/0x70
[  281.294935]  ? __switch_to_asm+0x34/0x70
[  281.299001]  ? graph_lock+0x170/0x170
[  281.302804]  ? __switch_to_asm+0x40/0x70
[  281.306879]  ? __schedule+0x874/0x1ed0
[  281.310796]  ? lock_acquire+0x1ed/0x520
[  281.314782]  ? ext4_filemap_fault+0x7a/0xad
[  281.319120]  ? lock_release+0x970/0x970
[  281.323358]  ? arch_local_save_flags+0x40/0x40
[  281.327947]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.332708]  ? trace_hardirqs_off_caller+0x300/0x300
[  281.337816]  ? retint_kernel+0x1b/0x2d
[  281.341721]  ? down_read+0xb0/0x1d0
[  281.345347]  ? ext4_filemap_fault+0x7a/0xad
[  281.349671]  ? __down_interruptible+0x700/0x700
[  281.354347]  ? retint_kernel+0x2d/0x2d
[  281.358248]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  281.362841]  ext4_filemap_fault+0x82/0xad
[  281.366997]  __do_fault+0x100/0x6b0
[  281.370630]  ? lock_downgrade+0x900/0x900
[  281.374782]  ? print_bad_pte+0x6c0/0x6c0
[  281.378851]  ? do_futex+0x249/0x26d0
[  281.382565]  ? finish_task_switch+0x1f5/0x900
[  281.387072]  ? kasan_check_read+0x11/0x20
[  281.391224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.395640]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  281.400228]  ? add_mm_counter_fast+0xd0/0xd0
[  281.404652]  __handle_mm_fault+0x3709/0x53e0
[  281.409065]  ? preempt_notifier_register+0x200/0x200
[  281.414179]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  281.419026]  ? __switch_to_asm+0x40/0x70
[  281.423092]  ? graph_lock+0x170/0x170
[  281.426891]  ? __switch_to_asm+0x40/0x70
[  281.430956]  ? print_usage_bug+0xc0/0xc0
[  281.435026]  ? graph_lock+0x170/0x170
[  281.438829]  ? graph_lock+0x170/0x170
[  281.442653]  ? handle_mm_fault+0x42a/0xc70
[  281.446892]  ? lock_downgrade+0x900/0x900
[  281.451045]  ? check_preemption_disabled+0x48/0x200
[  281.456074]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.461874]  ? kasan_check_read+0x11/0x20
[  281.466030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.471316]  ? rcu_bh_qs+0xc0/0xc0
[  281.474859]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.480318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.485863]  ? check_preemption_disabled+0x48/0x200
[  281.490899]  handle_mm_fault+0x54f/0xc70
[  281.494972]  ? __handle_mm_fault+0x53e0/0x53e0
[  281.499562]  ? find_vma+0x34/0x190
[  281.503114]  __do_page_fault+0x67d/0xed0
[  281.507190]  ? mm_fault_error+0x380/0x380
[  281.511340]  ? trace_hardirqs_off+0xb8/0x300
[  281.515760]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  281.521126]  ? trace_hardirqs_on+0x310/0x310
[  281.525543]  do_page_fault+0xf2/0x7e0
[  281.529352]  ? vmalloc_sync_all+0x30/0x30
[  281.533505]  ? error_entry+0x70/0xd0
[  281.537225]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.542245]  ? trace_hardirqs_on_caller+0xc0/0x300
[  281.547177]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.552112]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.556957]  ? trace_hardirqs_off+0x300/0x300
[  281.561454]  ? trace_hardirqs_off_caller+0x300/0x300
[  281.566569]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.571587]  ? page_fault+0x8/0x30
[  281.575132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.579985]  ? page_fault+0x8/0x30
[  281.583533]  page_fault+0x1e/0x30
[  281.586991] RIP: 0033:0x404068
[  281.590186] Code: Bad RIP value.
[  281.593548] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  281.598919] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  281.606186] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  281.613453] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  281.620720] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  281.627986] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  281.635281] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  281.635357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.642479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.642489] Call Trace:
[  281.649063] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.658317]  <IRQ>
[  281.660890] syz-fuzzer cpuset=
[  281.671110]  dump_stack+0x1c4/0x2b4
[  281.673240] /
[  281.676429]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.680039]  mems_allowed=0
[  281.681766]  warn_alloc.cold.118+0xb7/0x1bd
[  281.694157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.699005]  ? lock_downgrade+0x900/0x900
[  281.703164]  ? trace_hardirqs_off+0xb8/0x300
[  281.707581]  ? trace_hardirqs_off+0xb8/0x300
[  281.711999]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.716884]  ? warn_alloc+0x120/0x120
[  281.720695]  ? warn_alloc+0x120/0x120
[  281.724500]  ? print_usage_bug+0xc0/0xc0
[  281.728563]  ? warn_alloc+0x120/0x120
[  281.732369]  ? print_usage_bug+0xc0/0xc0
[  281.736441]  ? __lock_acquire+0x7ec/0x4ec0
[  281.740677]  ? __lock_acquire+0x7ec/0x4ec0
[  281.744938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.750479]  ? should_fail+0x22d/0xd01
[  281.754378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.759483]  ? __lock_acquire+0x7ec/0x4ec0
[  281.763724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.768838]  ? __lock_acquire+0x7ec/0x4ec0
[  281.773078]  ? should_fail+0x22d/0xd01
[  281.776980]  ? mark_held_locks+0x130/0x130
[  281.781224]  ? mark_held_locks+0x130/0x130
[  281.785463]  ? graph_lock+0x170/0x170
[  281.789268]  ? graph_lock+0x170/0x170
[  281.793075]  ? graph_lock+0x170/0x170
[  281.796880]  ? print_usage_bug+0xc0/0xc0
[  281.800941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.806481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.812023]  ? check_preemption_disabled+0x48/0x200
[  281.817040]  ? check_preemption_disabled+0x48/0x200
[  281.822071]  ? __lock_is_held+0xb5/0x140
[  281.826145]  __alloc_pages_nodemask+0xa80/0xde0
[  281.830821]  ? graph_lock+0x170/0x170
[  281.834633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.839651]  ? graph_lock+0x170/0x170
[  281.843469]  ? find_held_lock+0x36/0x1c0
[  281.847544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.852220]  ? lock_downgrade+0x900/0x900
[  281.856384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.861936]  cache_grow_begin+0x91/0x8c0
[  281.866005]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.870427]  fallback_alloc+0x203/0x2e0
[  281.874414]  ____cache_alloc_node+0x1c7/0x1e0
[  281.878921]  kmem_cache_alloc_node+0xe3/0x730
[  281.883421]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.887669]  __alloc_skb+0x119/0x770
[  281.891385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.896672]  ? skb_scrub_packet+0x490/0x490
[  281.900997]  ? lock_downgrade+0x900/0x900
[  281.905155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.910697]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.916159]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.921615]  ? addrconf_rs_timer+0x6f0/0x6f0
[  281.926049]  ndisc_alloc_skb+0x144/0x340
[  281.930120]  ndisc_send_rs+0x331/0x6e0
[  281.934021]  addrconf_rs_timer+0x3c0/0x6f0
[  281.938267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.942530]  call_timer_fn+0x272/0x920
[  281.946427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.950674]  ? process_timeout+0x40/0x40
[  281.954740]  ? find_held_lock+0x36/0x1c0
[  281.958827]  ? __run_timers+0x7da/0xc70
[  281.962816]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.967313]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.971818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.976058]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  281.980652]  ? trace_hardirqs_on+0xbd/0x310
[  281.984988]  ? kasan_check_read+0x11/0x20
[  281.989143]  ? __run_timers+0x7da/0xc70
[  281.993124]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.998591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.002842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.007080]  __run_timers+0x7e5/0xc70
[  282.010903]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.016271]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.021296]  ? graph_lock+0x170/0x170
[  282.025108]  ? enqueue_hrtimer+0x1a5/0x560
[  282.029345]  ? lock_release+0x970/0x970
[  282.033327]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.038533]  ? find_held_lock+0x36/0x1c0
[  282.042605]  ? graph_lock+0x170/0x170
[  282.046418]  ? pvclock_read_flags+0x160/0x160
[  282.050922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.056470]  ? check_preemption_disabled+0x48/0x200
[  282.061507]  ? __lock_is_held+0xb5/0x140
[  282.065576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.071119]  ? check_preemption_disabled+0x48/0x200
[  282.076151]  run_timer_softirq+0x52/0xb0
[  282.080221]  ? rcu_read_lock_sched_held+0x108/0x120
[  282.085253]  __do_softirq+0x30b/0xad8
[  282.089079]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.094195]  ? pvclock_read_flags+0x160/0x160
[  282.098697]  ? lapic_next_event+0x5a/0x90
[  282.102852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.108400]  ? check_preemption_disabled+0x48/0x200
[  282.113427]  ? check_preemption_disabled+0x48/0x200
[  282.118458]  ? kvm_clock_read+0x18/0x30
[  282.122436]  ? kvm_sched_clock_read+0x9/0x20
[  282.126854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.132394]  ? check_preemption_disabled+0x48/0x200
[  282.137431]  irq_exit+0x17f/0x1c0
[  282.140890]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.145734]  ? smp_reschedule_interrupt+0x109/0x650
[  282.150772]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.156667]  ? interrupt_entry+0xb5/0xf0
[  282.160736]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.165768]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.170799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.175657]  ? trace_hardirqs_off+0x300/0x300
[  282.180156]  ? trace_hardirqs_off+0x300/0x300
[  282.184661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.190202]  ? check_preemption_disabled+0x48/0x200
[  282.195235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.200096]  apic_timer_interrupt+0xf/0x20
[  282.204330]  </IRQ>
[  282.206577] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  282.211511] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  282.230442] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  282.238171] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.245439] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  282.252805] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  282.260084] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  282.267358] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  282.274678]  skb_clone+0x1bb/0x500
[  282.278223]  ? skb_split+0x11e0/0x11e0
[  282.282122]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.286886]  ? lockdep_hardirqs_on+0x421/0x5c0
[  282.291470]  ? retint_kernel+0x2d/0x2d
[  282.295360]  ? trace_hardirqs_on_caller+0xc0/0x300
[  282.300293]  ? retint_kernel+0x2d/0x2d
[  282.304184]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.308955]  bpf_clone_redirect+0xb9/0x490
[  282.313193]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  282.318396]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  282.323422]  ? retint_kernel+0x2d/0x2d
[  282.327320]  ? find_held_lock+0x36/0x1c0
[  282.331392]  ? lock_acquire+0x1ed/0x520
[  282.335367]  ? bpf_test_run+0x32e/0x5a0
[  282.339345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.344886]  ? check_preemption_disabled+0x48/0x200
[  282.349913]  ? kasan_check_read+0x11/0x20
[  282.354066]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.359347]  ? rcu_bh_qs+0xc0/0xc0
[  282.362905]  ? preempt_schedule+0x4d/0x60
[  282.367059]  ? ___preempt_schedule+0x16/0x18
[  282.371481]  ? bpf_test_run+0x1c0/0x5a0
[  282.375473]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.379892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.385432]  ? bpf_test_init.isra.9+0x70/0x100
[  282.390023]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.394798]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.399647]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.405187]  ? fput+0x130/0x1a0
[  282.408470]  ? __bpf_prog_get+0x9b/0x290
[  282.412541]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.417393]  ? bpf_prog_test_run+0x130/0x1a0
[  282.421815]  ? __x64_sys_bpf+0x3d8/0x510
[  282.425878]  ? bpf_prog_get+0x20/0x20
[  282.429985]  ? do_syscall_64+0x2a5/0x820
[  282.434061]  ? do_syscall_64+0x1b9/0x820
[  282.438124]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.443495]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.448438]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.453302]  ? trace_hardirqs_off+0x300/0x300
[  282.457811]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.462842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.468385]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.473415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.478276]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.483666] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  282.483672] warn_alloc_show_mem: 1 callbacks suppressed
[  282.483680] Mem-Info:
[  282.491909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.491919] Call Trace:
[  282.497299] active_anon:38791 inactive_anon:372 isolated_anon:0
[  282.497299]  active_file:33 inactive_file:13 isolated_file:0
[  282.497299]  unevictable:0 dirty:0 writeback:0 unstable:0
[  282.497299]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  282.497299]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  282.497299]  free:13743 free_pcp:141 free_cma:0
[  282.499688]  <IRQ>
[  282.509062] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  282.511646]  dump_stack+0x1c4/0x2b4
[  282.544504] Node 0 
[  282.546662]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.574424] 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
[  282.578041]  warn_alloc.cold.118+0xb7/0x1bd
[  282.580240] lowmem_reserve[]: 0
[  282.585436]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.610915]  2817
[  282.615244]  ? lock_downgrade+0x900/0x900
[  282.618499]  6321
[  282.623347]  ? trace_hardirqs_off+0xb8/0x300
[  282.625381]  6321
[  282.629529]  ? trace_hardirqs_off+0xb8/0x300
[  282.635980]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.638018] Node 0 
[  282.642451]  ? warn_alloc+0x120/0x120
[  282.647271] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  282.649485]  ? trace_hardirqs_on+0x310/0x310
[  282.653258] lowmem_reserve[]: 0
[  282.680420]  ? warn_alloc+0x120/0x120
[  282.684807]  0
[  282.688084]  ? print_usage_bug+0xc0/0xc0
[  282.691860]  3503
[  282.693659]  ? warn_alloc+0x120/0x120
[  282.697692]  3503
[  282.699772]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.703539] Node 0 
[  282.705601]  ? print_usage_bug+0xc0/0xc0
[  282.710619] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  282.712826]  ? __lock_acquire+0x7ec/0x4ec0
[  282.716869] lowmem_reserve[]: 0
[  282.745344]  ? __lock_acquire+0x7ec/0x4ec0
[  282.749556]  0
[  282.752837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.757047]  0
[  282.758853]  ? should_fail+0x22d/0xd01
[  282.764370]  0
[  282.766172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.771838]  ? __lock_acquire+0x7ec/0x4ec0
[  282.776919] Node 0 DMA: 
[  282.781153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.781169]  ? __lock_acquire+0x7ec/0x4ec0
[  282.783831] 1*4kB 
[  282.788932]  ? should_fail+0x22d/0xd01
[  282.793144] (U) 
[  282.795292]  ? print_usage_bug+0xc0/0xc0
[  282.799162] 0*8kB 
[  282.801141]  ? mark_held_locks+0x130/0x130
[  282.805175] 0*16kB 
[  282.807331]  ? mark_held_locks+0x130/0x130
[  282.811544] 1*32kB 
[  282.813792]  ? graph_lock+0x170/0x170
[  282.818002] (U) 
[  282.820235]  ? print_usage_bug+0xc0/0xc0
[  282.824016] 2*64kB 
[  282.825994]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.830028] (U) 
[  282.832262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.836993] 1*128kB 
[  282.838970]  ? check_preemption_disabled+0x48/0x200
[  282.844484] (U) 
[  282.846827]  ? check_preemption_disabled+0x48/0x200
[  282.851822] 1*256kB 
[  282.853808]  ? __lock_is_held+0xb5/0x140
[  282.858813] (U) 
[  282.861128]  __alloc_pages_nodemask+0xa80/0xde0
[  282.865167] 0*512kB 
[  282.867143]  ? graph_lock+0x170/0x170
[  282.871790] 1*1024kB 
[  282.874112]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.877897] (U) 
[  282.880310]  ? graph_lock+0x170/0x170
[  282.885299] 1*2048kB 
[  282.887282]  ? find_held_lock+0x36/0x1c0
[  282.891051] (M) 
[  282.893466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.897499] 3*4096kB 
[  282.899474]  ? lock_downgrade+0x900/0x900
[  282.904123] (M) 
[  282.906534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.910659] = 15908kB
[  282.912639]  cache_grow_begin+0x91/0x8c0
[  282.918153] Node 0 
[  282.920563]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.924604] DMA32: 
[  282.926847]  fallback_alloc+0x203/0x2e0
[  282.931230] 4*4kB 
[  282.933470]  ____cache_alloc_node+0x1c7/0x1e0
[  282.937416] (M) 
[  282.939566]  kmem_cache_alloc_node+0xe3/0x730
[  282.944042] 0*8kB 
[  282.946016]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.950487] 4*16kB 
[  282.952644]  __alloc_skb+0x119/0x770
[  282.956848] (M) 
[  282.959088]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.962779] 1*32kB 
[  282.964753]  ? skb_scrub_packet+0x490/0x490
[  282.970008] (M) 
[  282.972240]  ? lock_downgrade+0x900/0x900
[  282.976538] 4*64kB 
[  282.978515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.982632] (UM) 
[  282.984868]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.990380] 2*128kB 
[  282.992440]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.997868] (M) 
[  283.000191]  ? addrconf_rs_timer+0x6f0/0x6f0
[  283.005617] 2*256kB 
[  283.007600]  ndisc_alloc_skb+0x144/0x340
[  283.011979] (M) 
[  283.014310]  ndisc_send_rs+0x331/0x6e0
[  283.018345] 3*512kB 
[  283.020330]  addrconf_rs_timer+0x3c0/0x6f0
[  283.024191] (M) 
[  283.026517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.030729] 4*1024kB 
[  283.032717]  call_timer_fn+0x272/0x920
[  283.036922] (UM) 
[  283.039334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.043200] 1*2048kB 
[  283.045261]  ? process_timeout+0x40/0x40
[  283.049472] (U) 
[  283.051879]  ? find_held_lock+0x36/0x1c0
[  283.055918] 4*4096kB 
[  283.057901]  ? mark_held_locks+0xc7/0x130
[  283.061933] (M) 
[  283.064345]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.068474] = 25200kB
[  283.070448]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.074925] Node 0 
[  283.077334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.081815] Normal: 
[  283.084055]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  283.088267] 1032*4kB 
[  283.090587]  ? trace_hardirqs_on+0xbd/0x310
[  283.095142] (UME) 
[  283.097555]  ? kasan_check_read+0x11/0x20
[  283.101851] 423*8kB 
[  283.104003]  ? __run_timers+0x7da/0xc70
[  283.108129] (UME) 
[  283.110453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.114405] 205*16kB 
[  283.116555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.121981] (UME) 
[  283.124394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.128602] 58*32kB (UME) 
[  283.130774]  __run_timers+0x7e5/0xc70
[  283.134973] 17*64kB (UM) 
[  283.137839]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.141606] 1*128kB 
[  283.144364]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.149705] (U) 
[  283.152028]  ? graph_lock+0x170/0x170
[  283.157021] 0*256kB 
[  283.159000]  ? print_usage_bug+0xc0/0xc0
[  283.162784] 0*512kB 
[  283.165107]  ? lock_release+0x970/0x970
[  283.169140] 0*1024kB 0*2048kB 
[  283.171474]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.175422] 0*4096kB = 13864kB
[  283.178627]  ? find_held_lock+0x36/0x1c0
[  283.183810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  283.186995]  ? graph_lock+0x170/0x170
[  283.191032] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  283.191042] 427 total pagecache pages
[  283.199883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.203660] 0 pages in swap cache
[  283.212235]  ? check_preemption_disabled+0x48/0x200
[  283.216007] Swap cache stats: add 0, delete 0, find 0/0
[  283.216017] Free swap  = 0kB
[  283.221565]  ? __lock_is_held+0xb5/0x140
[  283.224978] Total swap = 0kB
[  283.224987] 1965979 pages RAM
[  283.230006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.235338] 0 pages HighMem/MovableOnly
[  283.235348] 342744 pages reserved
[  283.238371]  ? check_preemption_disabled+0x48/0x200
[  283.242399] 0 pages cma reserved
[  283.242476] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.245431]  run_timer_softirq+0x52/0xb0
[  283.245448]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.245467]  __do_softirq+0x30b/0xad8
[  283.248617] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.254106]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.258050] syz-executor7 cpuset=
[  283.261509]  ? pvclock_read_flags+0x160/0x160
[  283.266500] syz7
[  283.269868]  ? lapic_next_event+0x5a/0x90
[  283.276341]  mems_allowed=0
[  283.280402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.327617]  ? check_preemption_disabled+0x48/0x200
[  283.332639]  ? check_preemption_disabled+0x48/0x200
[  283.337667]  ? kvm_clock_read+0x18/0x30
[  283.341646]  ? kvm_sched_clock_read+0x9/0x20
[  283.346060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.351605]  ? check_preemption_disabled+0x48/0x200
[  283.356638]  irq_exit+0x17f/0x1c0
[  283.360100]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.364959]  ? smp_reschedule_interrupt+0x109/0x650
[  283.369989]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.375889]  ? interrupt_entry+0xb5/0xf0
[  283.379971]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.384991]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.390020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.394871]  ? trace_hardirqs_off+0x300/0x300
[  283.399370]  ? trace_hardirqs_off+0x300/0x300
[  283.403872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.409420]  ? check_preemption_disabled+0x48/0x200
[  283.414450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.419318]  apic_timer_interrupt+0xf/0x20
[  283.423550]  </IRQ>
[  283.425799] RIP: 0010:console_unlock+0x1017/0x11a0
[  283.430735] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  283.449651] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  283.457372] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  283.464641] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  283.471912] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  283.479208] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  283.486475] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  283.493770]  ? netconsole_netdev_event+0x280/0x280
[  283.498719]  ? console_unlock+0x100e/0x11a0
[  283.503064]  ? devkmsg_read+0xbb0/0xbb0
[  283.507046]  ? lock_release+0x970/0x970
[  283.511028]  ? retint_kernel+0x2d/0x2d
[  283.514941]  vprintk_emit+0x33d/0x930
[  283.518756]  ? wake_up_klogd+0x180/0x180
[  283.522850]  ? find_held_lock+0x36/0x1c0
[  283.526928]  ? mark_held_locks+0xc7/0x130
[  283.531084]  vprintk_default+0x28/0x30
[  283.534973]  vprintk_func+0x7e/0x181
[  283.538702]  printk+0xa7/0xcf
[  283.541818]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  283.546585]  ? kasan_check_write+0x14/0x20
[  283.550832]  ? do_raw_spin_lock+0xc1/0x200
[  283.555085]  show_free_areas.cold.119+0x1f34/0x215d
[  283.560129]  ? si_meminfo_node+0x260/0x260
[  283.564367]  ? __lock_acquire+0x7ec/0x4ec0
[  283.568611]  ? __lock_acquire+0x7ec/0x4ec0
[  283.572853]  ? __lock_acquire+0x7ec/0x4ec0
[  283.577094]  ? kasan_check_write+0x14/0x20
[  283.581336]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  283.587147]  ? mark_held_locks+0x130/0x130
[  283.591386]  ? mark_held_locks+0x130/0x130
[  283.595631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.601169]  ? graph_lock+0x170/0x170
[  283.604972]  ? put_dec+0x3b/0xf0
[  283.608340]  ? number+0x972/0xca0
[  283.611796]  ? __lock_acquire+0x7ec/0x4ec0
[  283.616037]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  283.621584]  ? find_held_lock+0x36/0x1c0
[  283.625657]  ? serial8250_console_write+0x8b3/0xb10
[  283.630690]  ? lock_downgrade+0x900/0x900
[  283.634848]  ? graph_lock+0x170/0x170
[  283.638649]  ? graph_lock+0x170/0x170
[  283.642456]  ? print_usage_bug+0xc0/0xc0
[  283.646518]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.650930]  ? trace_hardirqs_on+0x310/0x310
[  283.655347]  ? wq_watchdog_touch+0x9c/0xfe
[  283.659585]  ? io_serial_in+0x11/0x90
[  283.663395]  ? find_held_lock+0x36/0x1c0
[  283.667468]  ? mark_held_locks+0xc7/0x130
[  283.671628]  ? netconsole_netdev_event+0x280/0x280
[  283.676564]  ? console_unlock+0xfe2/0x11a0
[  283.680813]  ? lockdep_hardirqs_on+0x421/0x5c0
[  283.685399]  ? trace_hardirqs_on+0xbd/0x310
[  283.689724]  ? vprintk_emit+0x33d/0x930
[  283.693713]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.699169]  ? kasan_check_write+0x14/0x20
[  283.703406]  ? do_raw_spin_lock+0xc1/0x200
[  283.707655]  ? netconsole_netdev_event+0x280/0x280
[  283.712588]  ? console_unlock+0x98e/0x11a0
[  283.716846]  ? devkmsg_read+0xbb0/0xbb0
[  283.720826]  ? vprintk_emit+0x7f7/0x930
[  283.724805]  ? lock_release+0x970/0x970
[  283.728794]  ? preempt_count_add+0x7d/0x160
[  283.733125]  ? wake_up_klogd+0x11a/0x180
[  283.737196]  ? console_device+0xc0/0xc0
[  283.741181]  ? do_raw_spin_lock+0xc1/0x200
[  283.745425]  ? vprintk_emit+0x268/0x930
[  283.749409]  ? wake_up_klogd+0x180/0x180
[  283.753472]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.758235]  ? trace_hardirqs_off_caller+0x300/0x300
[  283.763338]  ? retint_kernel+0x1b/0x2d
[  283.767227]  ? trace_hardirqs_on+0x310/0x310
[  283.771652]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.776424]  ? retint_kernel+0x2d/0x2d
[  283.780330]  ? arch_local_irq_restore+0x45/0x52
[  283.785006]  ? save_image_lzo.cold.20+0x629/0xecf
[  283.789853]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  283.794619]  ? show_mem+0x1e/0x17b
[  283.798168]  show_mem+0x34/0x17b
[  283.801547]  dump_header+0x2f1/0xf72
[  283.805280]  ? pagefault_out_of_memory+0x197/0x197
[  283.810222]  ? __lock_acquire+0x7ec/0x4ec0
[  283.814466]  ? print_usage_bug+0xc0/0xc0
[  283.818535]  ? graph_lock+0x170/0x170
[  283.822358]  ? graph_lock+0x170/0x170
[  283.826159]  ? print_usage_bug+0xc0/0xc0
[  283.830222]  ? print_usage_bug+0xc0/0xc0
[  283.834286]  ? print_usage_bug+0xc0/0xc0
[  283.838361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.843906]  ? find_held_lock+0x36/0x1c0
[  283.847978]  ? mark_held_locks+0xc7/0x130
[  283.852131]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.857234]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.862343]  ? lockdep_hardirqs_on+0x421/0x5c0
[  283.866930]  ? trace_hardirqs_on+0xbd/0x310
[  283.871257]  ? kasan_check_read+0x11/0x20
[  283.875409]  ? ___ratelimit+0x36f/0x655
[  283.879388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.884842]  ? trace_hardirqs_on+0x310/0x310
[  283.889254]  ? lock_downgrade+0x900/0x900
[  283.893410]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.898521]  ? ___ratelimit+0xaa/0x655
[  283.902413]  ? idr_get_free+0xec0/0xec0
[  283.906396]  ? kasan_check_write+0x14/0x20
[  283.910638]  ? do_raw_spin_lock+0xc1/0x200
[  283.914885]  oom_kill_process.cold.27+0x10/0x903
[  283.919645]  ? graph_lock+0x170/0x170
[  283.923451]  ? _raw_spin_unlock+0x2c/0x50
[  283.927600]  ? oom_badness+0xe6/0xaa0
[  283.931411]  ? oom_evaluate_task+0x540/0x540
[  283.935829]  ? find_held_lock+0x36/0x1c0
[  283.939905]  ? out_of_memory+0x974/0x14c0
[  283.944059]  ? lock_downgrade+0x900/0x900
[  283.948213]  ? check_preemption_disabled+0x48/0x200
[  283.953240]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.959043]  ? kasan_check_read+0x11/0x20
[  283.963193]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.968473]  ? rcu_bh_qs+0xc0/0xc0
[  283.972024]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.977044]  ? oom_evaluate_task+0x302/0x540
[  283.981458]  out_of_memory+0xa86/0x14c0
[  283.985447]  ? oom_killer_disable+0x3a0/0x3a0
[  283.989945]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  283.994881]  ? __mutex_add_waiter+0x2a0/0x2a0
[  283.999419]  __alloc_pages_slowpath+0x2318/0x2d80
[  284.004306]  ? warn_alloc+0x120/0x120
[  284.008129]  ? find_get_entry+0x2f2/0xc40
[  284.012297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.017853]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  284.022793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.028337]  ? should_fail+0x22d/0xd01
[  284.032237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.037343]  ? __lock_is_held+0xb5/0x140
[  284.041439]  ? __lock_is_held+0xb5/0x140
[  284.045519]  ? ___might_sleep+0x1ed/0x300
[  284.049670]  ? lock_release+0x970/0x970
[  284.053650]  ? arch_local_save_flags+0x40/0x40
[  284.058248]  ? __might_sleep+0x95/0x190
[  284.062231]  __alloc_pages_nodemask+0xa80/0xde0
[  284.066916]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.071941]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.077747]  ? kasan_check_read+0x11/0x20
[  284.081911]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.087193]  ? graph_lock+0x170/0x170
[  284.091001]  ? print_usage_bug+0xc0/0xc0
[  284.095067]  ? graph_lock+0x170/0x170
[  284.098871]  ? graph_lock+0x170/0x170
[  284.102673]  ? __do_page_cache_readahead+0x7ce/0x980
[  284.107790]  ? find_held_lock+0x36/0x1c0
[  284.111867]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  284.117413]  alloc_pages_current+0x10c/0x210
[  284.121822]  ? lock_downgrade+0x900/0x900
[  284.125978]  __page_cache_alloc+0x38f/0x5b0
[  284.130310]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.136111]  ? kasan_check_read+0x11/0x20
[  284.140265]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.145552]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  284.150224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.155780]  ? check_preemption_disabled+0x48/0x200
[  284.160812]  filemap_fault+0x1594/0x25f0
[  284.164896]  ? __lock_page_or_retry+0xa00/0xa00
[  284.169566]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.174063]  ? lockdep_hardirqs_on+0x421/0x5c0
[  284.178651]  ? trace_hardirqs_on+0xbd/0x310
[  284.182980]  ? kasan_check_read+0x11/0x20
[  284.187130]  ? finish_task_switch+0x1f5/0x900
[  284.191630]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.197086]  ? compat_start_thread+0x80/0x80
[  284.201501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.207047]  ? _raw_spin_unlock_irq+0x60/0x80
[  284.211545]  ? finish_task_switch+0x1f5/0x900
[  284.216045]  ? finish_task_switch+0x1b5/0x900
[  284.220545]  ? __switch_to_asm+0x34/0x70
[  284.224613]  ? __switch_to_asm+0x34/0x70
[  284.228677]  ? __switch_to_asm+0x34/0x70
[  284.232739]  ? __switch_to_asm+0x40/0x70
[  284.236810]  ? __switch_to_asm+0x34/0x70
[  284.240875]  ? __switch_to_asm+0x40/0x70
[  284.244936]  ? __switch_to_asm+0x34/0x70
[  284.248997]  ? __switch_to_asm+0x40/0x70
[  284.253090]  ? __switch_to_asm+0x34/0x70
[  284.257158]  ? graph_lock+0x170/0x170
[  284.260961]  ? __switch_to_asm+0x40/0x70
[  284.265031]  ? __schedule+0x874/0x1ed0
[  284.268941]  ? lock_acquire+0x1ed/0x520
[  284.272924]  ? ext4_filemap_fault+0x7a/0xad
[  284.277259]  ? lock_release+0x970/0x970
[  284.281240]  ? arch_local_save_flags+0x40/0x40
[  284.285829]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.290594]  ? trace_hardirqs_off_caller+0x300/0x300
[  284.295696]  ? retint_kernel+0x1b/0x2d
[  284.299600]  ? down_read+0xb0/0x1d0
[  284.303227]  ? ext4_filemap_fault+0x7a/0xad
[  284.307554]  ? __down_interruptible+0x700/0x700
[  284.312230]  ? retint_kernel+0x2d/0x2d
[  284.316128]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  284.320722]  ext4_filemap_fault+0x82/0xad
[  284.324877]  __do_fault+0x100/0x6b0
[  284.328512]  ? lock_downgrade+0x900/0x900
[  284.332669]  ? print_bad_pte+0x6c0/0x6c0
[  284.336741]  ? do_futex+0x249/0x26d0
[  284.340469]  ? finish_task_switch+0x1f5/0x900
[  284.344973]  ? kasan_check_read+0x11/0x20
[  284.349127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.353543]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  284.358135]  ? add_mm_counter_fast+0xd0/0xd0
[  284.362565]  __handle_mm_fault+0x3709/0x53e0
[  284.366985]  ? preempt_notifier_register+0x200/0x200
[  284.372104]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  284.376955]  ? __switch_to_asm+0x40/0x70
[  284.381026]  ? graph_lock+0x170/0x170
[  284.384856]  ? __switch_to_asm+0x40/0x70
[  284.388939]  ? print_usage_bug+0xc0/0xc0
[  284.393011]  ? graph_lock+0x170/0x170
[  284.396818]  ? graph_lock+0x170/0x170
[  284.400646]  ? handle_mm_fault+0x42a/0xc70
[  284.404888]  ? lock_downgrade+0x900/0x900
[  284.409040]  ? check_preemption_disabled+0x48/0x200
[  284.414071]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.419875]  ? kasan_check_read+0x11/0x20
[  284.424029]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.429820]  ? rcu_bh_qs+0xc0/0xc0
[  284.433365]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.438825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.444372]  ? check_preemption_disabled+0x48/0x200
[  284.449406]  handle_mm_fault+0x54f/0xc70
[  284.453480]  ? __handle_mm_fault+0x53e0/0x53e0
[  284.458075]  ? find_vma+0x34/0x190
[  284.461638]  __do_page_fault+0x67d/0xed0
[  284.465716]  ? mm_fault_error+0x380/0x380
[  284.469874]  ? trace_hardirqs_off+0xb8/0x300
[  284.474295]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.479680]  ? trace_hardirqs_on+0x310/0x310
[  284.484115]  do_page_fault+0xf2/0x7e0
[  284.487947]  ? vmalloc_sync_all+0x30/0x30
[  284.492114]  ? error_entry+0x70/0xd0
[  284.495853]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.500886]  ? trace_hardirqs_on_caller+0xc0/0x300
[  284.505836]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.510782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.515649]  ? trace_hardirqs_off+0x300/0x300
[  284.520150]  ? trace_hardirqs_off_caller+0x300/0x300
[  284.525265]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.530288]  ? page_fault+0x8/0x30
[  284.533839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.538688]  ? page_fault+0x8/0x30
[  284.542236]  page_fault+0x1e/0x30
[  284.545690] RIP: 0033:0x404068
[  284.548894] Code: Bad RIP value.
[  284.552259] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  284.557629] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  284.564905] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  284.572180] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  284.579452] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  284.586722] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  284.594032] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  284.594098] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.601233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.601243] Call Trace:
[  284.607854] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.617068]  <IRQ>
[  284.619641] syz-fuzzer cpuset=
[  284.629869]  dump_stack+0x1c4/0x2b4
[  284.632004] /
[  284.635194]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.638801]  mems_allowed=0
[  284.640535]  warn_alloc.cold.118+0xb7/0x1bd
[  284.652930]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.657782]  ? lock_downgrade+0x900/0x900
[  284.661952]  ? trace_hardirqs_off+0xb8/0x300
[  284.666372]  ? trace_hardirqs_off+0xb8/0x300
[  284.670794]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.675683]  ? warn_alloc+0x120/0x120
[  284.679496]  ? warn_alloc+0x120/0x120
[  284.683300]  ? print_usage_bug+0xc0/0xc0
[  284.687364]  ? warn_alloc+0x120/0x120
[  284.691168]  ? print_usage_bug+0xc0/0xc0
[  284.695236]  ? __lock_acquire+0x7ec/0x4ec0
[  284.699474]  ? __lock_acquire+0x7ec/0x4ec0
[  284.703713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.709254]  ? should_fail+0x22d/0xd01
[  284.713156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.718260]  ? __lock_acquire+0x7ec/0x4ec0
[  284.722502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.727606]  ? __lock_acquire+0x7ec/0x4ec0
[  284.731848]  ? should_fail+0x22d/0xd01
[  284.735748]  ? mark_held_locks+0x130/0x130
[  284.739997]  ? mark_held_locks+0x130/0x130
[  284.744239]  ? graph_lock+0x170/0x170
[  284.748127]  ? graph_lock+0x170/0x170
[  284.751939]  ? graph_lock+0x170/0x170
[  284.755743]  ? print_usage_bug+0xc0/0xc0
[  284.759816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.765358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.770899]  ? check_preemption_disabled+0x48/0x200
[  284.775920]  ? check_preemption_disabled+0x48/0x200
[  284.780954]  ? __lock_is_held+0xb5/0x140
[  284.785026]  __alloc_pages_nodemask+0xa80/0xde0
[  284.789785]  ? graph_lock+0x170/0x170
[  284.793598]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.798615]  ? graph_lock+0x170/0x170
[  284.802432]  ? find_held_lock+0x36/0x1c0
[  284.806506]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.811179]  ? lock_downgrade+0x900/0x900
[  284.815338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.820888]  cache_grow_begin+0x91/0x8c0
[  284.824959]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.829380]  fallback_alloc+0x203/0x2e0
[  284.833370]  ____cache_alloc_node+0x1c7/0x1e0
[  284.837880]  kmem_cache_alloc_node+0xe3/0x730
[  284.842384]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.846633]  __alloc_skb+0x119/0x770
[  284.850356]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.855646]  ? skb_scrub_packet+0x490/0x490
[  284.859972]  ? lock_downgrade+0x900/0x900
[  284.864134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.869675]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.875137]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.880598]  ? addrconf_rs_timer+0x6f0/0x6f0
[  284.885026]  ndisc_alloc_skb+0x144/0x340
[  284.889102]  ndisc_send_rs+0x331/0x6e0
[  284.893003]  addrconf_rs_timer+0x3c0/0x6f0
[  284.897254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.901511]  call_timer_fn+0x272/0x920
[  284.905428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.909671]  ? process_timeout+0x40/0x40
[  284.913733]  ? find_held_lock+0x36/0x1c0
[  284.917821]  ? __run_timers+0x7da/0xc70
[  284.921809]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.926313]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.930817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.935060]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.939651]  ? trace_hardirqs_on+0xbd/0x310
[  284.943975]  ? kasan_check_read+0x11/0x20
[  284.948127]  ? __run_timers+0x7da/0xc70
[  284.952111]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.957574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.961826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.966070]  __run_timers+0x7e5/0xc70
[  284.969895]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.975268]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.980295]  ? graph_lock+0x170/0x170
[  284.984104]  ? enqueue_hrtimer+0x1a5/0x560
[  284.988344]  ? lock_release+0x970/0x970
[  284.992325]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.997525]  ? find_held_lock+0x36/0x1c0
[  285.001604]  ? graph_lock+0x170/0x170
[  285.005409]  ? pvclock_read_flags+0x160/0x160
[  285.009908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.015451]  ? check_preemption_disabled+0x48/0x200
[  285.020485]  ? __lock_is_held+0xb5/0x140
[  285.024552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.030094]  ? check_preemption_disabled+0x48/0x200
[  285.035128]  run_timer_softirq+0x52/0xb0
[  285.039196]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.044219]  __do_softirq+0x30b/0xad8
[  285.048038]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.053153]  ? pvclock_read_flags+0x160/0x160
[  285.057649]  ? lapic_next_event+0x5a/0x90
[  285.061812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.067355]  ? check_preemption_disabled+0x48/0x200
[  285.072375]  ? check_preemption_disabled+0x48/0x200
[  285.077401]  ? kvm_clock_read+0x18/0x30
[  285.081380]  ? kvm_sched_clock_read+0x9/0x20
[  285.085796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.091350]  ? check_preemption_disabled+0x48/0x200
[  285.096392]  irq_exit+0x17f/0x1c0
[  285.099901]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.104751]  ? smp_reschedule_interrupt+0x109/0x650
[  285.109776]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.115672]  ? interrupt_entry+0xb5/0xf0
[  285.119746]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.124765]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.129794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.134651]  ? trace_hardirqs_off+0x300/0x300
[  285.139145]  ? trace_hardirqs_off+0x300/0x300
[  285.143648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.149196]  ? check_preemption_disabled+0x48/0x200
[  285.154226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.159087]  apic_timer_interrupt+0xf/0x20
[  285.163320]  </IRQ>
[  285.165568] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  285.170500] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  285.189412] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  285.197129] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  285.204400] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  285.211671] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  285.218941] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  285.226224] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  285.233548]  skb_clone+0x1bb/0x500
[  285.237102]  ? skb_split+0x11e0/0x11e0
[  285.241013]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.245778]  ? lockdep_hardirqs_on+0x421/0x5c0
[  285.250374]  ? retint_kernel+0x2d/0x2d
[  285.254268]  ? trace_hardirqs_on_caller+0xc0/0x300
[  285.259199]  ? retint_kernel+0x2d/0x2d
[  285.263091]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.267895]  bpf_clone_redirect+0xb9/0x490
[  285.272139]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  285.277360]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  285.282394]  ? retint_kernel+0x2d/0x2d
[  285.286296]  ? find_held_lock+0x36/0x1c0
[  285.290370]  ? lock_acquire+0x1ed/0x520
[  285.294350]  ? bpf_test_run+0x32e/0x5a0
[  285.298333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.303902]  ? check_preemption_disabled+0x48/0x200
[  285.308932]  ? kasan_check_read+0x11/0x20
[  285.313086]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.318367]  ? rcu_bh_qs+0xc0/0xc0
[  285.322406]  ? preempt_schedule+0x4d/0x60
[  285.326559]  ? ___preempt_schedule+0x16/0x18
[  285.330979]  ? bpf_test_run+0x1c0/0x5a0
[  285.334972]  ? netlink_diag_dump+0x2a0/0x2a0
[  285.339390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.344935]  ? bpf_test_init.isra.9+0x70/0x100
[  285.349531]  ? bpf_prog_test_run_skb+0x634/0xb40
[  285.354301]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.359150]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.364698]  ? fput+0x130/0x1a0
[  285.367985]  ? __bpf_prog_get+0x9b/0x290
[  285.372054]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.376902]  ? bpf_prog_test_run+0x130/0x1a0
[  285.381324]  ? __x64_sys_bpf+0x3d8/0x510
[  285.385391]  ? bpf_prog_get+0x20/0x20
[  285.389215]  ? do_syscall_64+0x2a5/0x820
[  285.393287]  ? do_syscall_64+0x1b9/0x820
[  285.397360]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  285.402732]  ? syscall_return_slowpath+0x5e0/0x5e0
[  285.407677]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.412531]  ? trace_hardirqs_off+0x300/0x300
[  285.417036]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  285.422058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.427606]  ? prepare_exit_to_usermode+0x291/0x3b0
[  285.432637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.437498]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  285.442880] warn_alloc_show_mem: 1 callbacks suppressed
[  285.442893] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  285.442895] Mem-Info:
[  285.442926] active_anon:38791 inactive_anon:372 isolated_anon:0
[  285.442926]  active_file:33 inactive_file:13 isolated_file:0
[  285.442926]  unevictable:0 dirty:0 writeback:0 unstable:0
[  285.442926]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  285.442926]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  285.442926]  free:13743 free_pcp:141 free_cma:0
[  285.448272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  285.455207] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  285.457607] Call Trace:
[  285.490480] Node 0 
[  285.499833]  <IRQ>
[  285.527622] 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
[  285.530188]  dump_stack+0x1c4/0x2b4
[  285.532398] lowmem_reserve[]: 0
[  285.534561]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.560047]  2817 6321
[  285.563713]  warn_alloc.cold.118+0xb7/0x1bd
[  285.566956]  6321
[  285.572162]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.578970]  ? lock_downgrade+0x900/0x900
[  285.581006] Node 0 
[  285.585855]  ? trace_hardirqs_off+0xb8/0x300
[  285.590003] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  285.592218]  ? trace_hardirqs_off+0xb8/0x300
[  285.596590] lowmem_reserve[]: 0
[  285.623768]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.628162]  0
[  285.631474]  ? warn_alloc+0x120/0x120
[  285.636259]  3503
[  285.638072]  ? trace_hardirqs_on+0x310/0x310
[  285.641837]  3503
[  285.643912]  ? warn_alloc+0x120/0x120
[  285.648297] Node 0 
[  285.650369]  ? print_usage_bug+0xc0/0xc0
[  285.654174] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  285.656384]  ? warn_alloc+0x120/0x120
[  285.660414] lowmem_reserve[]: 0
[  285.688896]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  285.692687]  0
[  285.695970]  ? print_usage_bug+0xc0/0xc0
[  285.700963]  0
[  285.702768]  ? __lock_acquire+0x7ec/0x4ec0
[  285.706817]  0
[  285.708626]  ? __lock_acquire+0x7ec/0x4ec0
[  285.712838] Node 0 
[  285.714645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.718853] DMA: 
[  285.721101]  ? should_fail+0x22d/0xd01
[  285.726612] 1*4kB 
[  285.728678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.732543] (U) 
[  285.734693]  ? __lock_acquire+0x7ec/0x4ec0
[  285.739776] 0*8kB 
[  285.741749]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.745970] 0*16kB 1*32kB 
[  285.748136]  ? __lock_acquire+0x7ec/0x4ec0
[  285.753213] (U) 
[  285.756058]  ? should_fail+0x22d/0xd01
[  285.760268] 2*64kB 
[  285.762240]  ? print_usage_bug+0xc0/0xc0
[  285.766108] (U) 
[  285.768351]  ? mark_held_locks+0x130/0x130
[  285.772382] 1*128kB 
[  285.774359]  ? mark_held_locks+0x130/0x130
[  285.778572] (U) 
[  285.780909]  ? graph_lock+0x170/0x170
[  285.785119] 1*256kB 
[  285.787095]  ? print_usage_bug+0xc0/0xc0
[  285.790898] (U) 
[  285.793225]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.797258] 0*512kB 1*1024kB 
[  285.799243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.803976] (U) 
[  285.807084]  ? check_preemption_disabled+0x48/0x200
[  285.812592] 1*2048kB (M) 
[  285.814584]  ? check_preemption_disabled+0x48/0x200
[  285.819573] 3*4096kB 
[  285.822338]  ? __lock_is_held+0xb5/0x140
[  285.827322] (M) 
[  285.829735]  __alloc_pages_nodemask+0xa80/0xde0
[  285.833778] = 15908kB
[  285.835750]  ? graph_lock+0x170/0x170
[  285.840403] Node 0 
[  285.842824]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.846592] DMA32: 4*4kB 
[  285.848836]  ? graph_lock+0x170/0x170
[  285.853827] (M) 
[  285.857474]  ? find_held_lock+0x36/0x1c0
[  285.861243] 0*8kB 
[  285.863222]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.867256] 4*16kB 
[  285.869407]  ? lock_downgrade+0x900/0x900
[  285.874055] (M) 
[  285.876297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.880420] 1*32kB 
[  285.882396]  cache_grow_begin+0x91/0x8c0
[  285.887911] (M) 
[  285.890157]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.894196] 4*64kB 
[  285.896175]  fallback_alloc+0x203/0x2e0
[  285.900556] (UM) 
[  285.902798]  ____cache_alloc_node+0x1c7/0x1e0
[  285.906748] 2*128kB (M) 
[  285.908828]  kmem_cache_alloc_node+0xe3/0x730
[  285.913301] 2*256kB 
[  285.915975]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.920443] (M) 
[  285.922768]  __alloc_skb+0x119/0x770
[  285.926984] 3*512kB 
[  285.928962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.932650] (M) 
[  285.934971]  ? skb_scrub_packet+0x490/0x490
[  285.940225] 4*1024kB 
[  285.942196]  ? lock_downgrade+0x900/0x900
[  285.946497] (UM) 
[  285.948909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.953033] 1*2048kB 
[  285.955097]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.960607] (U) 
[  285.963019]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.968448] 4*4096kB 
[  285.970428]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.975850] (M) = 25200kB
[  285.978282]  ndisc_alloc_skb+0x144/0x340
[  285.982656] Node 0 
[  285.985414]  ndisc_send_rs+0x331/0x6e0
[  285.989448] Normal: 
[  285.991685]  addrconf_rs_timer+0x3c0/0x6f0
[  285.995545] 1032*4kB 
[  285.997873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.002079] (UME) 
[  286.004497]  call_timer_fn+0x272/0x920
[  286.008699] 423*8kB 
[  286.010848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.014715] (UME) 
[  286.017036]  ? process_timeout+0x40/0x40
[  286.021253] 205*16kB 
[  286.023397]  ? find_held_lock+0x36/0x1c0
[  286.027434] (UME) 
[  286.029847]  ? mark_held_locks+0xc7/0x130
[  286.033875] 58*32kB (UME) 
[  286.036035]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.040158] 17*64kB 
[  286.043000]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.047477] (UM) 
[  286.049800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.054275] 1*128kB (U) 
[  286.056349]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.060559] 0*256kB 
[  286.063226]  ? trace_hardirqs_on+0xbd/0x310
[  286.067793] 0*512kB 
[  286.070117]  ? kasan_check_read+0x11/0x20
[  286.074412] 0*1024kB 
[  286.076732]  ? __run_timers+0x7da/0xc70
[  286.080856] 0*2048kB 
[  286.083264]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.087222] 0*4096kB 
[  286.089631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.095054] = 13864kB
[  286.095069] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  286.097479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.101696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  286.104098]  __run_timers+0x7e5/0xc70
[  286.112910] 427 total pagecache pages
[  286.117152]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  286.125701] 0 pages in swap cache
[  286.129494]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.133278] Swap cache stats: add 0, delete 0, find 0/0
[  286.138641]  ? graph_lock+0x170/0x170
[  286.142078] Free swap  = 0kB
[  286.147094]  ? print_usage_bug+0xc0/0xc0
[  286.152435] Total swap = 0kB
[  286.156230]  ? lock_release+0x970/0x970
[  286.159226] 1965979 pages RAM
[  286.163286]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.166286] 0 pages HighMem/MovableOnly
[  286.170264]  ? find_held_lock+0x36/0x1c0
[  286.173347] 342744 pages reserved
[  286.178541]  ? graph_lock+0x170/0x170
[  286.182489] 0 pages cma reserved
[  286.182564] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.186561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.186579]  ? check_preemption_disabled+0x48/0x200
[  286.186605]  ? __lock_is_held+0xb5/0x140
[  286.190090] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.193833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.197182] syz-executor7 cpuset=
[  286.203674]  ? check_preemption_disabled+0x48/0x200
[  286.209183] syz7
[  286.214200]  run_timer_softirq+0x52/0xb0
[  286.218236]  mems_allowed=0
[  286.228718]  ? rcu_read_lock_sched_held+0x108/0x120
[  286.256614]  __do_softirq+0x30b/0xad8
[  286.260437]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  286.265552]  ? pvclock_read_flags+0x160/0x160
[  286.270050]  ? lapic_next_event+0x5a/0x90
[  286.274201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.279744]  ? check_preemption_disabled+0x48/0x200
[  286.284784]  ? check_preemption_disabled+0x48/0x200
[  286.289815]  ? kvm_clock_read+0x18/0x30
[  286.293797]  ? kvm_sched_clock_read+0x9/0x20
[  286.298212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.303756]  ? check_preemption_disabled+0x48/0x200
[  286.308802]  irq_exit+0x17f/0x1c0
[  286.312266]  smp_apic_timer_interrupt+0x1cb/0x760
[  286.317119]  ? smp_reschedule_interrupt+0x109/0x650
[  286.322139]  ? smp_call_function_single_interrupt+0x650/0x650
[  286.328026]  ? interrupt_entry+0xb5/0xf0
[  286.332092]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.337113]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.342133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.346982]  ? trace_hardirqs_off+0x300/0x300
[  286.351482]  ? trace_hardirqs_off+0x300/0x300
[  286.355983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.361524]  ? check_preemption_disabled+0x48/0x200
[  286.366553]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.371411]  apic_timer_interrupt+0xf/0x20
[  286.375644]  </IRQ>
[  286.377890] RIP: 0010:console_unlock+0x1017/0x11a0
[  286.382827] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  286.401734] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  286.409459] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  286.416729] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  286.424003] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  286.431793] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  286.439065] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  286.446439]  ? netconsole_netdev_event+0x280/0x280
[  286.451384]  ? console_unlock+0x100e/0x11a0
[  286.455728]  ? devkmsg_read+0xbb0/0xbb0
[  286.459727]  ? lock_release+0x970/0x970
[  286.463717]  ? retint_kernel+0x2d/0x2d
[  286.467628]  vprintk_emit+0x33d/0x930
[  286.471441]  ? wake_up_klogd+0x180/0x180
[  286.475524]  ? find_held_lock+0x36/0x1c0
[  286.479601]  ? mark_held_locks+0xc7/0x130
[  286.483769]  vprintk_default+0x28/0x30
[  286.487663]  vprintk_func+0x7e/0x181
[  286.491385]  printk+0xa7/0xcf
[  286.494501]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  286.499266]  ? kasan_check_write+0x14/0x20
[  286.503509]  ? do_raw_spin_lock+0xc1/0x200
[  286.507769]  show_free_areas.cold.119+0x1f34/0x215d
[  286.512817]  ? si_meminfo_node+0x260/0x260
[  286.517057]  ? __lock_acquire+0x7ec/0x4ec0
[  286.521315]  ? __lock_acquire+0x7ec/0x4ec0
[  286.525554]  ? __lock_acquire+0x7ec/0x4ec0
[  286.529796]  ? kasan_check_write+0x14/0x20
[  286.534035]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  286.539859]  ? mark_held_locks+0x130/0x130
[  286.544097]  ? mark_held_locks+0x130/0x130
[  286.548340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.553879]  ? graph_lock+0x170/0x170
[  286.557683]  ? put_dec+0x3b/0xf0
[  286.561055]  ? number+0x972/0xca0
[  286.564511]  ? __lock_acquire+0x7ec/0x4ec0
[  286.568749]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  286.574313]  ? find_held_lock+0x36/0x1c0
[  286.578389]  ? serial8250_console_write+0x8b3/0xb10
[  286.583410]  ? lock_downgrade+0x900/0x900
[  286.587564]  ? graph_lock+0x170/0x170
[  286.591366]  ? graph_lock+0x170/0x170
[  286.595170]  ? print_usage_bug+0xc0/0xc0
[  286.599236]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.603646]  ? trace_hardirqs_on+0x310/0x310
[  286.608059]  ? wq_watchdog_touch+0x9c/0xfe
[  286.612296]  ? io_serial_in+0x11/0x90
[  286.616115]  ? find_held_lock+0x36/0x1c0
[  286.620191]  ? mark_held_locks+0xc7/0x130
[  286.624348]  ? netconsole_netdev_event+0x280/0x280
[  286.629278]  ? console_unlock+0xfe2/0x11a0
[  286.633524]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.638111]  ? trace_hardirqs_on+0xbd/0x310
[  286.642436]  ? vprintk_emit+0x33d/0x930
[  286.646414]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.651871]  ? kasan_check_write+0x14/0x20
[  286.656114]  ? do_raw_spin_lock+0xc1/0x200
[  286.660362]  ? netconsole_netdev_event+0x280/0x280
[  286.665296]  ? console_unlock+0x98e/0x11a0
[  286.669554]  ? devkmsg_read+0xbb0/0xbb0
[  286.673532]  ? vprintk_emit+0x7f7/0x930
[  286.677511]  ? lock_release+0x970/0x970
[  286.681490]  ? preempt_count_add+0x7d/0x160
[  286.685822]  ? wake_up_klogd+0x11a/0x180
[  286.689888]  ? console_device+0xc0/0xc0
[  286.693867]  ? do_raw_spin_lock+0xc1/0x200
[  286.698113]  ? vprintk_emit+0x268/0x930
[  286.702097]  ? wake_up_klogd+0x180/0x180
[  286.706161]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.710925]  ? trace_hardirqs_off_caller+0x300/0x300
[  286.716031]  ? retint_kernel+0x1b/0x2d
[  286.719932]  ? trace_hardirqs_on+0x310/0x310
[  286.724359]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.729133]  ? retint_kernel+0x2d/0x2d
[  286.733034]  ? arch_local_irq_restore+0x45/0x52
[  286.737716]  ? save_image_lzo.cold.20+0x629/0xecf
[  286.742570]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  286.747348]  ? show_mem+0x1e/0x17b
[  286.750905]  show_mem+0x34/0x17b
[  286.754291]  dump_header+0x2f1/0xf72
[  286.758042]  ? pagefault_out_of_memory+0x197/0x197
[  286.762990]  ? __lock_acquire+0x7ec/0x4ec0
[  286.767239]  ? print_usage_bug+0xc0/0xc0
[  286.771318]  ? graph_lock+0x170/0x170
[  286.775118]  ? graph_lock+0x170/0x170
[  286.778925]  ? print_usage_bug+0xc0/0xc0
[  286.782984]  ? print_usage_bug+0xc0/0xc0
[  286.787054]  ? print_usage_bug+0xc0/0xc0
[  286.791122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.796673]  ? find_held_lock+0x36/0x1c0
[  286.800747]  ? mark_held_locks+0xc7/0x130
[  286.804910]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.810023]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.815138]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.819728]  ? trace_hardirqs_on+0xbd/0x310
[  286.824062]  ? kasan_check_read+0x11/0x20
[  286.828214]  ? ___ratelimit+0x36f/0x655
[  286.832195]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.837656]  ? trace_hardirqs_on+0x310/0x310
[  286.842070]  ? lock_downgrade+0x900/0x900
[  286.846233]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.851348]  ? ___ratelimit+0xaa/0x655
[  286.855252]  ? idr_get_free+0xec0/0xec0
[  286.859247]  ? kasan_check_write+0x14/0x20
[  286.863497]  ? do_raw_spin_lock+0xc1/0x200
[  286.867753]  oom_kill_process.cold.27+0x10/0x903
[  286.872527]  ? graph_lock+0x170/0x170
[  286.876342]  ? _raw_spin_unlock+0x2c/0x50
[  286.880495]  ? oom_badness+0xe6/0xaa0
[  286.884317]  ? oom_evaluate_task+0x540/0x540
[  286.888745]  ? find_held_lock+0x36/0x1c0
[  286.892832]  ? out_of_memory+0x974/0x14c0
[  286.896987]  ? lock_downgrade+0x900/0x900
[  286.901144]  ? check_preemption_disabled+0x48/0x200
[  286.906174]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.911974]  ? kasan_check_read+0x11/0x20
[  286.916126]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.921410]  ? rcu_bh_qs+0xc0/0xc0
[  286.924959]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.929985]  ? oom_evaluate_task+0x302/0x540
[  286.934406]  out_of_memory+0xa86/0x14c0
[  286.938398]  ? oom_killer_disable+0x3a0/0x3a0
[  286.942901]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  286.947842]  ? __mutex_add_waiter+0x2a0/0x2a0
[  286.952355]  __alloc_pages_slowpath+0x2318/0x2d80
[  286.957239]  ? warn_alloc+0x120/0x120
[  286.961059]  ? find_get_entry+0x2f2/0xc40
[  286.965225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.970776]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  286.975713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.981254]  ? should_fail+0x22d/0xd01
[  286.985150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.990260]  ? __lock_is_held+0xb5/0x140
[  286.994357]  ? __lock_is_held+0xb5/0x140
[  286.998437]  ? ___might_sleep+0x1ed/0x300
[  287.002586]  ? lock_release+0x970/0x970
[  287.006579]  ? arch_local_save_flags+0x40/0x40
[  287.011183]  ? __might_sleep+0x95/0x190
[  287.015168]  __alloc_pages_nodemask+0xa80/0xde0
[  287.019855]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.024882]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.030687]  ? kasan_check_read+0x11/0x20
[  287.034841]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.040127]  ? graph_lock+0x170/0x170
[  287.043936]  ? print_usage_bug+0xc0/0xc0
[  287.048006]  ? graph_lock+0x170/0x170
[  287.051808]  ? graph_lock+0x170/0x170
[  287.055615]  ? __do_page_cache_readahead+0x7ce/0x980
[  287.060730]  ? find_held_lock+0x36/0x1c0
[  287.064808]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  287.070357]  alloc_pages_current+0x10c/0x210
[  287.074774]  ? lock_downgrade+0x900/0x900
[  287.078938]  __page_cache_alloc+0x38f/0x5b0
[  287.083262]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.089065]  ? kasan_check_read+0x11/0x20
[  287.093219]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.098503]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  287.103181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.108721]  ? check_preemption_disabled+0x48/0x200
[  287.113753]  filemap_fault+0x1594/0x25f0
[  287.117844]  ? __lock_page_or_retry+0xa00/0xa00
[  287.122516]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.127018]  ? lockdep_hardirqs_on+0x421/0x5c0
[  287.131604]  ? trace_hardirqs_on+0xbd/0x310
[  287.135932]  ? kasan_check_read+0x11/0x20
[  287.140087]  ? finish_task_switch+0x1f5/0x900
[  287.144585]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.150041]  ? compat_start_thread+0x80/0x80
[  287.154458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.160006]  ? _raw_spin_unlock_irq+0x60/0x80
[  287.164504]  ? finish_task_switch+0x1f5/0x900
[  287.168999]  ? finish_task_switch+0x1b5/0x900
[  287.173504]  ? __switch_to_asm+0x34/0x70
[  287.177577]  ? __switch_to_asm+0x34/0x70
[  287.181638]  ? __switch_to_asm+0x34/0x70
[  287.185702]  ? __switch_to_asm+0x40/0x70
[  287.189768]  ? __switch_to_asm+0x34/0x70
[  287.193837]  ? __switch_to_asm+0x40/0x70
[  287.197901]  ? __switch_to_asm+0x34/0x70
[  287.201963]  ? __switch_to_asm+0x40/0x70
[  287.206027]  ? __switch_to_asm+0x34/0x70
[  287.210094]  ? graph_lock+0x170/0x170
[  287.213899]  ? __switch_to_asm+0x40/0x70
[  287.217967]  ? __schedule+0x874/0x1ed0
[  287.221883]  ? lock_acquire+0x1ed/0x520
[  287.225862]  ? ext4_filemap_fault+0x7a/0xad
[  287.230194]  ? lock_release+0x970/0x970
[  287.234170]  ? arch_local_save_flags+0x40/0x40
[  287.238765]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.243529]  ? trace_hardirqs_off_caller+0x300/0x300
[  287.248633]  ? retint_kernel+0x1b/0x2d
[  287.252538]  ? down_read+0xb0/0x1d0
[  287.256166]  ? ext4_filemap_fault+0x7a/0xad
[  287.260494]  ? __down_interruptible+0x700/0x700
[  287.265167]  ? retint_kernel+0x2d/0x2d
[  287.269068]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  287.273657]  ext4_filemap_fault+0x82/0xad
[  287.277816]  __do_fault+0x100/0x6b0
[  287.281450]  ? lock_downgrade+0x900/0x900
[  287.285605]  ? print_bad_pte+0x6c0/0x6c0
[  287.289672]  ? do_futex+0x249/0x26d0
[  287.293390]  ? finish_task_switch+0x1f5/0x900
[  287.297897]  ? kasan_check_read+0x11/0x20
[  287.302053]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.306467]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  287.311063]  ? add_mm_counter_fast+0xd0/0xd0
[  287.315494]  __handle_mm_fault+0x3709/0x53e0
[  287.320225]  ? preempt_notifier_register+0x200/0x200
[  287.325346]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  287.330190]  ? __switch_to_asm+0x40/0x70
[  287.334254]  ? graph_lock+0x170/0x170
[  287.338057]  ? __switch_to_asm+0x40/0x70
[  287.342120]  ? print_usage_bug+0xc0/0xc0
[  287.346186]  ? graph_lock+0x170/0x170
[  287.349988]  ? graph_lock+0x170/0x170
[  287.353812]  ? handle_mm_fault+0x42a/0xc70
[  287.358051]  ? lock_downgrade+0x900/0x900
[  287.362203]  ? check_preemption_disabled+0x48/0x200
[  287.367233]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.373035]  ? kasan_check_read+0x11/0x20
[  287.377189]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.382468]  ? rcu_bh_qs+0xc0/0xc0
[  287.386015]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.391472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.397018]  ? check_preemption_disabled+0x48/0x200
[  287.402074]  handle_mm_fault+0x54f/0xc70
[  287.406149]  ? __handle_mm_fault+0x53e0/0x53e0
[  287.410736]  ? find_vma+0x34/0x190
[  287.414289]  __do_page_fault+0x67d/0xed0
[  287.418370]  ? mm_fault_error+0x380/0x380
[  287.422523]  ? trace_hardirqs_off+0xb8/0x300
[  287.426936]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.432307]  ? trace_hardirqs_on+0x310/0x310
[  287.436728]  do_page_fault+0xf2/0x7e0
[  287.440533]  ? vmalloc_sync_all+0x30/0x30
[  287.444683]  ? error_entry+0x70/0xd0
[  287.448403]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.453419]  ? trace_hardirqs_on_caller+0xc0/0x300
[  287.458353]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.463283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.468136]  ? trace_hardirqs_off+0x300/0x300
[  287.472637]  ? trace_hardirqs_off_caller+0x300/0x300
[  287.477750]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.482771]  ? page_fault+0x8/0x30
[  287.486326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.491181]  ? page_fault+0x8/0x30
[  287.494724]  page_fault+0x1e/0x30
[  287.498178] RIP: 0033:0x404068
[  287.501383] Code: Bad RIP value.
[  287.504750] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  287.510121] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  287.517393] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  287.524664] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  287.531935] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  287.539203] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  287.546510] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  287.546586] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.553711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.553717] Call Trace:
[  287.553724]  <IRQ>
[  287.553743]  dump_stack+0x1c4/0x2b4
[  287.553771]  ? dump_stack_print_info.cold.2+0x52/0x52
[  287.560368] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.569603]  warn_alloc.cold.118+0xb7/0x1bd
[  287.572159] syz-fuzzer cpuset=
[  287.574308]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.577917] /
[  287.583108]  ? lock_downgrade+0x900/0x900
[  287.593319]  mems_allowed=0
[  287.597638]  ? trace_hardirqs_off+0xb8/0x300
[  287.618809]  ? trace_hardirqs_off+0xb8/0x300
[  287.623236]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.628120]  ? warn_alloc+0x120/0x120
[  287.631936]  ? warn_alloc+0x120/0x120
[  287.635745]  ? print_usage_bug+0xc0/0xc0
[  287.639823]  ? warn_alloc+0x120/0x120
[  287.643627]  ? print_usage_bug+0xc0/0xc0
[  287.647693]  ? __lock_acquire+0x7ec/0x4ec0
[  287.651930]  ? __lock_acquire+0x7ec/0x4ec0
[  287.656173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.661716]  ? should_fail+0x22d/0xd01
[  287.665614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.670720]  ? __lock_acquire+0x7ec/0x4ec0
[  287.674964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.680067]  ? __lock_acquire+0x7ec/0x4ec0
[  287.684306]  ? should_fail+0x22d/0xd01
[  287.688217]  ? mark_held_locks+0x130/0x130
[  287.692465]  ? mark_held_locks+0x130/0x130
[  287.696701]  ? graph_lock+0x170/0x170
[  287.700506]  ? graph_lock+0x170/0x170
[  287.704315]  ? graph_lock+0x170/0x170
[  287.708120]  ? print_usage_bug+0xc0/0xc0
[  287.712183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.717723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.723271]  ? check_preemption_disabled+0x48/0x200
[  287.728292]  ? check_preemption_disabled+0x48/0x200
[  287.733325]  ? __lock_is_held+0xb5/0x140
[  287.737400]  __alloc_pages_nodemask+0xa80/0xde0
[  287.742075]  ? graph_lock+0x170/0x170
[  287.745882]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.750902]  ? graph_lock+0x170/0x170
[  287.754721]  ? find_held_lock+0x36/0x1c0
[  287.758805]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.763480]  ? lock_downgrade+0x900/0x900
[  287.767642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.773189]  cache_grow_begin+0x91/0x8c0
[  287.777284]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.781710]  fallback_alloc+0x203/0x2e0
[  287.785699]  ____cache_alloc_node+0x1c7/0x1e0
[  287.790202]  kmem_cache_alloc_node+0xe3/0x730
[  287.794701]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.798949]  __alloc_skb+0x119/0x770
[  287.802668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.807952]  ? skb_scrub_packet+0x490/0x490
[  287.812274]  ? lock_downgrade+0x900/0x900
[  287.816437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.821981]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.827439]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.832894]  ? addrconf_rs_timer+0x6f0/0x6f0
[  287.837319]  ndisc_alloc_skb+0x144/0x340
[  287.841392]  ndisc_send_rs+0x331/0x6e0
[  287.845293]  addrconf_rs_timer+0x3c0/0x6f0
[  287.849539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.853807]  call_timer_fn+0x272/0x920
[  287.857697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.861949]  ? process_timeout+0x40/0x40
[  287.866016]  ? find_held_lock+0x36/0x1c0
[  287.870108]  ? __run_timers+0x7da/0xc70
[  287.874092]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.878590]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.883092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.887335]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  287.891929]  ? trace_hardirqs_on+0xbd/0x310
[  287.896273]  ? kasan_check_read+0x11/0x20
[  287.900431]  ? __run_timers+0x7da/0xc70
[  287.904413]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.909879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.914128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.918370]  __run_timers+0x7e5/0xc70
[  287.922190]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.927561]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.932589]  ? graph_lock+0x170/0x170
[  287.936402]  ? enqueue_hrtimer+0x1a5/0x560
[  287.940648]  ? lock_release+0x970/0x970
[  287.944629]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.949834]  ? find_held_lock+0x36/0x1c0
[  287.953903]  ? graph_lock+0x170/0x170
[  287.957709]  ? pvclock_read_flags+0x160/0x160
[  287.962213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.967766]  ? check_preemption_disabled+0x48/0x200
[  287.972823]  ? __lock_is_held+0xb5/0x140
[  287.976890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.982433]  ? check_preemption_disabled+0x48/0x200
[  287.987473]  run_timer_softirq+0x52/0xb0
[  287.991541]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.996565]  __do_softirq+0x30b/0xad8
[  288.000384]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.005501]  ? pvclock_read_flags+0x160/0x160
[  288.010006]  ? lapic_next_event+0x5a/0x90
[  288.014163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.019710]  ? check_preemption_disabled+0x48/0x200
[  288.024732]  ? check_preemption_disabled+0x48/0x200
[  288.029776]  ? kvm_clock_read+0x18/0x30
[  288.033774]  ? kvm_sched_clock_read+0x9/0x20
[  288.038203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.043767]  ? check_preemption_disabled+0x48/0x200
[  288.048819]  irq_exit+0x17f/0x1c0
[  288.052280]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.057133]  ? smp_reschedule_interrupt+0x109/0x650
[  288.062161]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.068052]  ? interrupt_entry+0xb5/0xf0
[  288.072122]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.077145]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.082174]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.087020]  ? trace_hardirqs_off+0x300/0x300
[  288.091514]  ? trace_hardirqs_off+0x300/0x300
[  288.096014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.101556]  ? check_preemption_disabled+0x48/0x200
[  288.106584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.111450]  apic_timer_interrupt+0xf/0x20
[  288.115688]  </IRQ>
[  288.117935] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  288.122873] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  288.141786] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  288.149518] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  288.156808] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  288.164076] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  288.171347] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  288.178620] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  288.185944]  skb_clone+0x1bb/0x500
[  288.189498]  ? skb_split+0x11e0/0x11e0
[  288.193398]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.198161]  ? lockdep_hardirqs_on+0x421/0x5c0
[  288.202747]  ? retint_kernel+0x2d/0x2d
[  288.206651]  ? trace_hardirqs_on_caller+0xc0/0x300
[  288.211607]  ? retint_kernel+0x2d/0x2d
[  288.215502]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.220270]  bpf_clone_redirect+0xb9/0x490
[  288.224520]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  288.229723]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  288.234755]  ? retint_kernel+0x2d/0x2d
[  288.238671]  ? find_held_lock+0x36/0x1c0
[  288.242741]  ? lock_acquire+0x1ed/0x520
[  288.246731]  ? bpf_test_run+0x32e/0x5a0
[  288.250715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.256260]  ? check_preemption_disabled+0x48/0x200
[  288.261290]  ? kasan_check_read+0x11/0x20
[  288.265445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.270728]  ? rcu_bh_qs+0xc0/0xc0
[  288.274281]  ? preempt_schedule+0x4d/0x60
[  288.278433]  ? ___preempt_schedule+0x16/0x18
[  288.282856]  ? bpf_test_run+0x1c0/0x5a0
[  288.286846]  ? netlink_diag_dump+0x2a0/0x2a0
[  288.291263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.296807]  ? bpf_test_init.isra.9+0x70/0x100
[  288.301396]  ? bpf_prog_test_run_skb+0x634/0xb40
[  288.306164]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.311009]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.316547]  ? fput+0x130/0x1a0
[  288.319839]  ? __bpf_prog_get+0x9b/0x290
[  288.323912]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.328754]  ? bpf_prog_test_run+0x130/0x1a0
[  288.333176]  ? __x64_sys_bpf+0x3d8/0x510
[  288.337239]  ? bpf_prog_get+0x20/0x20
[  288.341059]  ? do_syscall_64+0x2a5/0x820
[  288.345127]  ? do_syscall_64+0x1b9/0x820
[  288.349194]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  288.354561]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.359496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.364344]  ? trace_hardirqs_off+0x300/0x300
[  288.368845]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.373866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.379407]  ? prepare_exit_to_usermode+0x291/0x3b0
[  288.384433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.389290]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.394677] warn_alloc_show_mem: 1 callbacks suppressed
[  288.394691] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  288.394693] Mem-Info:
[  288.394725] active_anon:38791 inactive_anon:372 isolated_anon:0
[  288.394725]  active_file:33 inactive_file:13 isolated_file:0
[  288.394725]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.394725]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  288.394725]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  288.394725]  free:13743 free_pcp:141 free_cma:0
[  288.400064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.400073] Call Trace:
[  288.407010] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.409415]  <IRQ>
[  288.442558] Node 0 
[  288.451913]  dump_stack+0x1c4/0x2b4
[  288.454500] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  288.482238]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.484362] lowmem_reserve[]:
[  288.486609]  warn_alloc.cold.118+0xb7/0x1bd
[  288.490203]  0
[  288.515709]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.520876]  2817
[  288.523982]  ? lock_downgrade+0x900/0x900
[  288.528281]  6321
[  288.530091]  ? trace_hardirqs_off+0xb8/0x300
[  288.534905]  6321
[  288.536970]  ? trace_hardirqs_off+0xb8/0x300
[  288.541094] Node 0 
[  288.543159]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.547564] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  288.549628]  ? warn_alloc+0x120/0x120
[  288.553988] lowmem_reserve[]:
[  288.556224]  ? warn_alloc+0x120/0x120
[  288.561041]  0
[  288.588202]  ? print_usage_bug+0xc0/0xc0
[  288.591986]  0
[  288.595093]  ? warn_alloc+0x120/0x120
[  288.598876]  3503
[  288.600676]  ? print_usage_bug+0xc0/0xc0
[  288.604715]  3503
[  288.606534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.612372]  ? should_fail+0x22d/0xd01
[  288.616411] Node 0 
[  288.618470]  ? lock_downgrade+0x900/0x900
[  288.624015] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  288.627873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.630087] lowmem_reserve[]:
[  288.634237]  ? __lock_acquire+0x7ec/0x4ec0
[  288.662674]  0
[  288.667786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.670862]  0
[  288.675093]  ? __lock_acquire+0x7ec/0x4ec0
[  288.676877]  0
[  288.681978]  ? should_fail+0x22d/0xd01
[  288.683771]  0
[  288.688008]  ? mark_held_locks+0x130/0x130
[  288.693673]  ? mark_held_locks+0x130/0x130
[  288.695454] Node 0 
[  288.699687]  ? select_task_rq_fair+0x754/0x34f0
[  288.703898] DMA: 
[  288.706136]  ? lock_downgrade+0x900/0x900
[  288.710783] 1*4kB 
[  288.712847]  ? check_preemption_disabled+0x48/0x200
[  288.716967] (U) 
[  288.719113]  ? graph_lock+0x170/0x170
[  288.724110] 0*8kB 
[  288.726083]  ? print_usage_bug+0xc0/0xc0
[  288.729862] 0*16kB 
[  288.732013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.736049] 1*32kB 
[  288.738287]  ? check_preemption_disabled+0x48/0x200
[  288.743806] (U) 
[  288.746038]  ? check_preemption_disabled+0x48/0x200
[  288.751030] 2*64kB (U) 
[  288.753026]  ? __lock_is_held+0xb5/0x140
[  288.758012] 1*128kB 
[  288.760596]  __alloc_pages_nodemask+0xa80/0xde0
[  288.764638] (U) 1*256kB 
[  288.766974]  ? graph_lock+0x170/0x170
[  288.771624] (U) 
[  288.774293]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.778073] 0*512kB 
[  288.780045]  ? graph_lock+0x170/0x170
[  288.785043] 1*1024kB 
[  288.787374]  ? find_held_lock+0x36/0x1c0
[  288.791143] (U) 
[  288.793562]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.797595] 1*2048kB 
[  288.799565]  ? lock_downgrade+0x900/0x900
[  288.804210] (M) 
[  288.806626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.810776] 3*4096kB 
[  288.812755]  cache_grow_begin+0x91/0x8c0
[  288.818264] (M) 
[  288.820673]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.824704] = 15908kB
[  288.824713] Node 0 
[  288.826692]  fallback_alloc+0x203/0x2e0
[  288.831074] DMA32: 4*4kB 
[  288.833500]  ____cache_alloc_node+0x1c7/0x1e0
[  288.835719] (M) 
[  288.839698]  kmem_cache_alloc_node+0xe3/0x730
[  288.842431] 0*8kB 
[  288.846926]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.848881] 4*16kB 
[  288.853377]  __alloc_skb+0x119/0x770
[  288.855497] (M) 
[  288.859730]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.861947] 1*32kB 
[  288.865659]  ? skb_scrub_packet+0x490/0x490
[  288.867612] (M) 
[  288.872891]  ? lock_downgrade+0x900/0x900
[  288.875112] 4*64kB 
[  288.879437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.881389] (UM) 
[  288.885536]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.887751] 2*128kB 
[  288.893294]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.895338] (M) 
[  288.900795]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.903100] 2*256kB 
[  288.908561]  ndisc_alloc_skb+0x144/0x340
[  288.910506] (M) 
[  288.914912]  ndisc_send_rs+0x331/0x6e0
[  288.917211] 3*512kB 
[  288.921269]  addrconf_rs_timer+0x3c0/0x6f0
[  288.923222] (M) 
[  288.927109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.929414] 4*1024kB 
[  288.933653]  call_timer_fn+0x272/0x920
[  288.935597] (UM) 
[  288.939845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.942230] 1*2048kB (U) 
[  288.946122]  ? process_timeout+0x40/0x40
[  288.948164] 4*4096kB 
[  288.952392]  ? find_held_lock+0x36/0x1c0
[  288.955127] (M) 
[  288.959192]  ? mark_held_locks+0xc7/0x130
[  288.961571] = 25200kB
[  288.961580] Node 0 
[  288.965638]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.967591] Normal: 
[  288.971737]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.974129] 1032*4kB 
[  288.976362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.980839] (UME) 
[  288.983160]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.987633] 423*8kB 
[  288.990040]  ? trace_hardirqs_on+0xbd/0x310
[  288.994253] (UME) 
[  288.996413]  ? kasan_check_read+0x11/0x20
[  289.000967] 205*16kB 
[  289.003287]  ? __run_timers+0x7da/0xc70
[  289.007585] (UME) 
[  289.009739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.013864] 58*32kB 
[  289.016281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.020218] (UME) 17*64kB 
[  289.022381]  __run_timers+0x7e5/0xc70
[  289.027816] (UM) 
[  289.030153]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.034352] 1*128kB (U) 
[  289.037204]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.040985] 0*256kB 
[  289.043043]  ? graph_lock+0x170/0x170
[  289.048384] 0*512kB 
[  289.051057]  ? print_usage_bug+0xc0/0xc0
[  289.056050] 0*1024kB 
[  289.058370]  ? lock_release+0x970/0x970
[  289.062153] 0*2048kB 
[  289.064477]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.068516] 0*4096kB 
[  289.070930]  ? find_held_lock+0x36/0x1c0
[  289.074878] = 13864kB
[  289.077288]  ? graph_lock+0x170/0x170
[  289.082465] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  289.084872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.088914] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  289.091323]  ? check_preemption_disabled+0x48/0x200
[  289.095097] 427 total pagecache pages
[  289.103948]  ? __lock_is_held+0xb5/0x140
[  289.109470] 0 pages in swap cache
[  289.118048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.123039] Swap cache stats: add 0, delete 0, find 0/0
[  289.123049] Free swap  = 0kB
[  289.126854]  ? check_preemption_disabled+0x48/0x200
[  289.130887] Total swap = 0kB
[  289.130896] 1965979 pages RAM
[  289.134357]  run_timer_softirq+0x52/0xb0
[  289.139859] 0 pages HighMem/MovableOnly
[  289.139870] 342744 pages reserved
[  289.145233]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.148231] 0 pages cma reserved
[  289.153246]  __do_softirq+0x30b/0xad8
[  289.156334] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.159360]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.163490] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.167378]  ? pvclock_read_flags+0x160/0x160
[  289.170807] syz-executor7 cpuset=
[  289.175819]  ? lapic_next_event+0x5a/0x90
[  289.175839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.179185] syz7
[  289.182992]  ? check_preemption_disabled+0x48/0x200
[  289.189461]  mems_allowed=0
[  289.194571]  ? check_preemption_disabled+0x48/0x200
[  289.237556]  ? kvm_clock_read+0x18/0x30
[  289.241540]  ? kvm_sched_clock_read+0x9/0x20
[  289.245959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.251506]  ? check_preemption_disabled+0x48/0x200
[  289.256539]  irq_exit+0x17f/0x1c0
[  289.260001]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.264850]  ? smp_reschedule_interrupt+0x109/0x650
[  289.269870]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.275772]  ? interrupt_entry+0xb5/0xf0
[  289.279855]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.284885]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.289906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.294755]  ? trace_hardirqs_off+0x300/0x300
[  289.299265]  ? trace_hardirqs_off+0x300/0x300
[  289.303776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.309328]  ? check_preemption_disabled+0x48/0x200
[  289.314360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.319218]  apic_timer_interrupt+0xf/0x20
[  289.323749]  </IRQ>
[  289.326007] RIP: 0010:console_unlock+0x1017/0x11a0
[  289.330942] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  289.349854] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  289.357575] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  289.364847] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  289.372123] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  289.379392] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  289.386674] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  289.393962]  ? netconsole_netdev_event+0x280/0x280
[  289.398906]  ? console_unlock+0x100e/0x11a0
[  289.403253]  ? devkmsg_read+0xbb0/0xbb0
[  289.407235]  ? lock_release+0x970/0x970
[  289.411217]  ? retint_kernel+0x2d/0x2d
[  289.415132]  vprintk_emit+0x33d/0x930
[  289.418946]  ? wake_up_klogd+0x180/0x180
[  289.423028]  ? find_held_lock+0x36/0x1c0
[  289.427105]  ? mark_held_locks+0xc7/0x130
[  289.431260]  vprintk_default+0x28/0x30
[  289.435149]  vprintk_func+0x7e/0x181
[  289.438869]  printk+0xa7/0xcf
[  289.441982]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  289.446749]  ? kasan_check_write+0x14/0x20
[  289.450988]  ? do_raw_spin_lock+0xc1/0x200
[  289.455236]  show_free_areas.cold.119+0x1f34/0x215d
[  289.460281]  ? si_meminfo_node+0x260/0x260
[  289.464526]  ? __lock_acquire+0x7ec/0x4ec0
[  289.468772]  ? __lock_acquire+0x7ec/0x4ec0
[  289.473013]  ? __lock_acquire+0x7ec/0x4ec0
[  289.477253]  ? kasan_check_write+0x14/0x20
[  289.481491]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  289.487309]  ? mark_held_locks+0x130/0x130
[  289.491546]  ? mark_held_locks+0x130/0x130
[  289.495791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.501337]  ? graph_lock+0x170/0x170
[  289.505146]  ? put_dec+0x3b/0xf0
[  289.508518]  ? number+0x972/0xca0
[  289.511972]  ? __lock_acquire+0x7ec/0x4ec0
[  289.516210]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  289.521756]  ? find_held_lock+0x36/0x1c0
[  289.525839]  ? serial8250_console_write+0x8b3/0xb10
[  289.530862]  ? lock_downgrade+0x900/0x900
[  289.535013]  ? graph_lock+0x170/0x170
[  289.538819]  ? graph_lock+0x170/0x170
[  289.542623]  ? print_usage_bug+0xc0/0xc0
[  289.546684]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.551100]  ? trace_hardirqs_on+0x310/0x310
[  289.555512]  ? wq_watchdog_touch+0x9c/0xfe
[  289.559753]  ? io_serial_in+0x11/0x90
[  289.563569]  ? find_held_lock+0x36/0x1c0
[  289.567641]  ? mark_held_locks+0xc7/0x130
[  289.571800]  ? netconsole_netdev_event+0x280/0x280
[  289.576735]  ? console_unlock+0xfe2/0x11a0
[  289.580973]  ? lockdep_hardirqs_on+0x421/0x5c0
[  289.585560]  ? trace_hardirqs_on+0xbd/0x310
[  289.589887]  ? vprintk_emit+0x33d/0x930
[  289.593867]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.599328]  ? kasan_check_write+0x14/0x20
[  289.603566]  ? do_raw_spin_lock+0xc1/0x200
[  289.607815]  ? netconsole_netdev_event+0x280/0x280
[  289.612750]  ? console_unlock+0x98e/0x11a0
[  289.616999]  ? devkmsg_read+0xbb0/0xbb0
[  289.620976]  ? vprintk_emit+0x7f7/0x930
[  289.624958]  ? lock_release+0x970/0x970
[  289.628938]  ? preempt_count_add+0x7d/0x160
[  289.633268]  ? wake_up_klogd+0x11a/0x180
[  289.637344]  ? console_device+0xc0/0xc0
[  289.641329]  ? do_raw_spin_lock+0xc1/0x200
[  289.645575]  ? vprintk_emit+0x268/0x930
[  289.649558]  ? wake_up_klogd+0x180/0x180
[  289.653625]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.658389]  ? trace_hardirqs_off_caller+0x300/0x300
[  289.663493]  ? retint_kernel+0x1b/0x2d
[  289.667391]  ? trace_hardirqs_on+0x310/0x310
[  289.671818]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.676590]  ? retint_kernel+0x2d/0x2d
[  289.680496]  ? arch_local_irq_restore+0x45/0x52
[  289.685173]  ? save_image_lzo.cold.20+0x629/0xecf
[  289.690021]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  289.694789]  ? show_mem+0x1e/0x17b
[  289.698339]  show_mem+0x34/0x17b
[  289.701714]  dump_header+0x2f1/0xf72
[  289.705444]  ? pagefault_out_of_memory+0x197/0x197
[  289.710385]  ? __lock_acquire+0x7ec/0x4ec0
[  289.714631]  ? print_usage_bug+0xc0/0xc0
[  289.718706]  ? graph_lock+0x170/0x170
[  289.722507]  ? graph_lock+0x170/0x170
[  289.726315]  ? print_usage_bug+0xc0/0xc0
[  289.730379]  ? print_usage_bug+0xc0/0xc0
[  289.734444]  ? print_usage_bug+0xc0/0xc0
[  289.738512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.744056]  ? find_held_lock+0x36/0x1c0
[  289.748128]  ? mark_held_locks+0xc7/0x130
[  289.752285]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  289.757393]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  289.762501]  ? lockdep_hardirqs_on+0x421/0x5c0
[  289.767092]  ? trace_hardirqs_on+0xbd/0x310
[  289.771416]  ? kasan_check_read+0x11/0x20
[  289.775568]  ? ___ratelimit+0x36f/0x655
[  289.779563]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.785018]  ? trace_hardirqs_on+0x310/0x310
[  289.789440]  ? lock_downgrade+0x900/0x900
[  289.793603]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  289.798713]  ? ___ratelimit+0xaa/0x655
[  289.802609]  ? idr_get_free+0xec0/0xec0
[  289.806589]  ? kasan_check_write+0x14/0x20
[  289.810833]  ? do_raw_spin_lock+0xc1/0x200
[  289.815078]  oom_kill_process.cold.27+0x10/0x903
[  289.819847]  ? graph_lock+0x170/0x170
[  289.823653]  ? _raw_spin_unlock+0x2c/0x50
[  289.827804]  ? oom_badness+0xe6/0xaa0
[  289.831616]  ? oom_evaluate_task+0x540/0x540
[  289.836036]  ? find_held_lock+0x36/0x1c0
[  289.840106]  ? out_of_memory+0x974/0x14c0
[  289.844257]  ? lock_downgrade+0x900/0x900
[  289.848421]  ? check_preemption_disabled+0x48/0x200
[  289.853451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.859254]  ? kasan_check_read+0x11/0x20
[  289.863405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.868688]  ? rcu_bh_qs+0xc0/0xc0
[  289.872240]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.877259]  ? oom_evaluate_task+0x302/0x540
[  289.881674]  out_of_memory+0xa86/0x14c0
[  289.885662]  ? oom_killer_disable+0x3a0/0x3a0
[  289.890163]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  289.895102]  ? __mutex_add_waiter+0x2a0/0x2a0
[  289.899703]  __alloc_pages_slowpath+0x2318/0x2d80
[  289.904586]  ? warn_alloc+0x120/0x120
[  289.908404]  ? find_get_entry+0x2f2/0xc40
[  289.912572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.918115]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  289.923052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.928595]  ? should_fail+0x22d/0xd01
[  289.932497]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.937604]  ? __lock_is_held+0xb5/0x140
[  289.941699]  ? __lock_is_held+0xb5/0x140
[  289.945781]  ? ___might_sleep+0x1ed/0x300
[  289.949936]  ? lock_release+0x970/0x970
[  289.953914]  ? arch_local_save_flags+0x40/0x40
[  289.958512]  ? __might_sleep+0x95/0x190
[  289.962501]  __alloc_pages_nodemask+0xa80/0xde0
[  289.967185]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.972206]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.978006]  ? kasan_check_read+0x11/0x20
[  289.982158]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.987439]  ? graph_lock+0x170/0x170
[  289.991243]  ? print_usage_bug+0xc0/0xc0
[  289.995317]  ? graph_lock+0x170/0x170
[  289.999125]  ? graph_lock+0x170/0x170
[  290.002928]  ? __do_page_cache_readahead+0x7ce/0x980
[  290.008039]  ? find_held_lock+0x36/0x1c0
[  290.012109]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  290.017658]  alloc_pages_current+0x10c/0x210
[  290.022069]  ? lock_downgrade+0x900/0x900
[  290.026229]  __page_cache_alloc+0x38f/0x5b0
[  290.030557]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.036360]  ? kasan_check_read+0x11/0x20
[  290.040516]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.045801]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  290.050475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.056018]  ? check_preemption_disabled+0x48/0x200
[  290.061050]  filemap_fault+0x1594/0x25f0
[  290.065128]  ? __lock_page_or_retry+0xa00/0xa00
[  290.069803]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.074308]  ? lockdep_hardirqs_on+0x421/0x5c0
[  290.078898]  ? trace_hardirqs_on+0xbd/0x310
[  290.083221]  ? kasan_check_read+0x11/0x20
[  290.087374]  ? finish_task_switch+0x1f5/0x900
[  290.091874]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.097337]  ? compat_start_thread+0x80/0x80
[  290.101756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.107311]  ? _raw_spin_unlock_irq+0x60/0x80
[  290.111816]  ? finish_task_switch+0x1f5/0x900
[  290.116320]  ? finish_task_switch+0x1b5/0x900
[  290.120818]  ? __switch_to_asm+0x34/0x70
[  290.124889]  ? __switch_to_asm+0x34/0x70
[  290.128951]  ? __switch_to_asm+0x34/0x70
[  290.133010]  ? __switch_to_asm+0x40/0x70
[  290.137075]  ? __switch_to_asm+0x34/0x70
[  290.141139]  ? __switch_to_asm+0x40/0x70
[  290.145201]  ? __switch_to_asm+0x34/0x70
[  290.149261]  ? __switch_to_asm+0x40/0x70
[  290.153328]  ? __switch_to_asm+0x34/0x70
[  290.157397]  ? graph_lock+0x170/0x170
[  290.161200]  ? __switch_to_asm+0x40/0x70
[  290.165275]  ? __schedule+0x874/0x1ed0
[  290.169191]  ? lock_acquire+0x1ed/0x520
[  290.173173]  ? ext4_filemap_fault+0x7a/0xad
[  290.177503]  ? lock_release+0x970/0x970
[  290.181483]  ? arch_local_save_flags+0x40/0x40
[  290.186076]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.190838]  ? trace_hardirqs_off_caller+0x300/0x300
[  290.195947]  ? retint_kernel+0x1b/0x2d
[  290.199854]  ? down_read+0xb0/0x1d0
[  290.203481]  ? ext4_filemap_fault+0x7a/0xad
[  290.207807]  ? __down_interruptible+0x700/0x700
[  290.212480]  ? retint_kernel+0x2d/0x2d
[  290.216381]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  290.220973]  ext4_filemap_fault+0x82/0xad
[  290.225130]  __do_fault+0x100/0x6b0
[  290.228759]  ? lock_downgrade+0x900/0x900
[  290.232913]  ? print_bad_pte+0x6c0/0x6c0
[  290.236981]  ? do_futex+0x249/0x26d0
[  290.240698]  ? finish_task_switch+0x1f5/0x900
[  290.245207]  ? kasan_check_read+0x11/0x20
[  290.249363]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.253779]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  290.258374]  ? add_mm_counter_fast+0xd0/0xd0
[  290.262812]  __handle_mm_fault+0x3709/0x53e0
[  290.267235]  ? preempt_notifier_register+0x200/0x200
[  290.272360]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  290.277218]  ? __switch_to_asm+0x40/0x70
[  290.281290]  ? graph_lock+0x170/0x170
[  290.285100]  ? __switch_to_asm+0x40/0x70
[  290.289169]  ? print_usage_bug+0xc0/0xc0
[  290.293241]  ? graph_lock+0x170/0x170
[  290.297048]  ? graph_lock+0x170/0x170
[  290.300880]  ? handle_mm_fault+0x42a/0xc70
[  290.305125]  ? lock_downgrade+0x900/0x900
[  290.309281]  ? check_preemption_disabled+0x48/0x200
[  290.314319]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.320130]  ? kasan_check_read+0x11/0x20
[  290.324287]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.329576]  ? rcu_bh_qs+0xc0/0xc0
[  290.333124]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.338594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.344145]  ? check_preemption_disabled+0x48/0x200
[  290.349181]  handle_mm_fault+0x54f/0xc70
[  290.353255]  ? __handle_mm_fault+0x53e0/0x53e0
[  290.357852]  ? find_vma+0x34/0x190
[  290.361411]  __do_page_fault+0x67d/0xed0
[  290.365500]  ? mm_fault_error+0x380/0x380
[  290.369664]  ? trace_hardirqs_off+0xb8/0x300
[  290.374090]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.379463]  ? trace_hardirqs_on+0x310/0x310
[  290.383898]  do_page_fault+0xf2/0x7e0
[  290.387717]  ? vmalloc_sync_all+0x30/0x30
[  290.391872]  ? error_entry+0x70/0xd0
[  290.395602]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.401143]  ? trace_hardirqs_on_caller+0xc0/0x300
[  290.406080]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.411020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.415866]  ? trace_hardirqs_off+0x300/0x300
[  290.420364]  ? trace_hardirqs_off_caller+0x300/0x300
[  290.425479]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.431039]  ? page_fault+0x8/0x30
[  290.434586]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.439445]  ? page_fault+0x8/0x30
[  290.442992]  page_fault+0x1e/0x30
[  290.446449] RIP: 0033:0x404068
[  290.449649] Code: Bad RIP value.
[  290.453013] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  290.458380] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  290.465650] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  290.472923] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  290.480196] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  290.487470] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  290.494782] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  290.494857] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.501999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.502009] Call Trace:
[  290.508619] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.517849]  <IRQ>
[  290.520425] syz-fuzzer cpuset=
[  290.530660]  dump_stack+0x1c4/0x2b4
[  290.532799] /
[  290.535996]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.539603]  mems_allowed=0
[  290.541324]  warn_alloc.cold.118+0xb7/0x1bd
[  290.553724]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.558574]  ? lock_downgrade+0x900/0x900
[  290.562739]  ? trace_hardirqs_off+0xb8/0x300
[  290.567161]  ? trace_hardirqs_off+0xb8/0x300
[  290.571585]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.576462]  ? warn_alloc+0x120/0x120
[  290.580280]  ? trace_hardirqs_on+0x310/0x310
[  290.584692]  ? warn_alloc+0x120/0x120
[  290.588497]  ? print_usage_bug+0xc0/0xc0
[  290.592563]  ? warn_alloc+0x120/0x120
[  290.596369]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  290.601388]  ? print_usage_bug+0xc0/0xc0
[  290.605459]  ? __lock_acquire+0x7ec/0x4ec0
[  290.609694]  ? __lock_acquire+0x7ec/0x4ec0
[  290.613944]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.619490]  ? should_fail+0x22d/0xd01
[  290.623388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.628495]  ? __lock_acquire+0x7ec/0x4ec0
[  290.632739]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.637848]  ? __lock_acquire+0x7ec/0x4ec0
[  290.642090]  ? should_fail+0x22d/0xd01
[  290.645978]  ? print_usage_bug+0xc0/0xc0
[  290.650054]  ? mark_held_locks+0x130/0x130
[  290.654295]  ? mark_held_locks+0x130/0x130
[  290.658545]  ? graph_lock+0x170/0x170
[  290.662350]  ? print_usage_bug+0xc0/0xc0
[  290.666417]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.671181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.676723]  ? check_preemption_disabled+0x48/0x200
[  290.681743]  ? check_preemption_disabled+0x48/0x200
[  290.686777]  ? __lock_is_held+0xb5/0x140
[  290.690860]  __alloc_pages_nodemask+0xa80/0xde0
[  290.695533]  ? graph_lock+0x170/0x170
[  290.699343]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.704363]  ? graph_lock+0x170/0x170
[  290.708177]  ? find_held_lock+0x36/0x1c0
[  290.712254]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.716930]  ? lock_downgrade+0x900/0x900
[  290.721089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.726634]  cache_grow_begin+0x91/0x8c0
[  290.730699]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.735121]  fallback_alloc+0x203/0x2e0
[  290.739108]  ____cache_alloc_node+0x1c7/0x1e0
[  290.743616]  kmem_cache_alloc_node+0xe3/0x730
[  290.748119]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.752371]  __alloc_skb+0x119/0x770
[  290.756092]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.761381]  ? skb_scrub_packet+0x490/0x490
[  290.765708]  ? lock_downgrade+0x900/0x900
[  290.769869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.775416]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.780878]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.786334]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.790761]  ndisc_alloc_skb+0x144/0x340
[  290.794839]  ndisc_send_rs+0x331/0x6e0
[  290.798737]  addrconf_rs_timer+0x3c0/0x6f0
[  290.802986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.807243]  call_timer_fn+0x272/0x920
[  290.811136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.815378]  ? process_timeout+0x40/0x40
[  290.819445]  ? find_held_lock+0x36/0x1c0
[  290.823520]  ? __run_timers+0x7da/0xc70
[  290.827499]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.831995]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.836495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.840733]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.845326]  ? trace_hardirqs_on+0xbd/0x310
[  290.849653]  ? kasan_check_read+0x11/0x20
[  290.853809]  ? __run_timers+0x7da/0xc70
[  290.857788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.863254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.867500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.871741]  __run_timers+0x7e5/0xc70
[  290.875562]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.880932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.885954]  ? graph_lock+0x170/0x170
[  290.889761]  ? enqueue_hrtimer+0x1a5/0x560
[  290.893998]  ? lock_release+0x970/0x970
[  290.897979]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.903180]  ? find_held_lock+0x36/0x1c0
[  290.907252]  ? graph_lock+0x170/0x170
[  290.911059]  ? pvclock_read_flags+0x160/0x160
[  290.915561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.921105]  ? check_preemption_disabled+0x48/0x200
[  290.926140]  ? __lock_is_held+0xb5/0x140
[  290.930209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.935756]  ? check_preemption_disabled+0x48/0x200
[  290.940786]  run_timer_softirq+0x52/0xb0
[  290.944858]  ? rcu_read_lock_sched_held+0x108/0x120
[  290.949880]  __do_softirq+0x30b/0xad8
[  290.953696]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.958819]  ? pvclock_read_flags+0x160/0x160
[  290.963320]  ? lapic_next_event+0x5a/0x90
[  290.967474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.973019]  ? check_preemption_disabled+0x48/0x200
[  290.978039]  ? check_preemption_disabled+0x48/0x200
[  290.983063]  ? kvm_clock_read+0x18/0x30
[  290.987039]  ? kvm_sched_clock_read+0x9/0x20
[  290.991452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.996996]  ? check_preemption_disabled+0x48/0x200
[  291.002032]  irq_exit+0x17f/0x1c0
[  291.005499]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.010342]  ? smp_reschedule_interrupt+0x109/0x650
[  291.015363]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.021249]  ? interrupt_entry+0xb5/0xf0
[  291.025316]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.030337]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.035359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.040204]  ? trace_hardirqs_off+0x300/0x300
[  291.044699]  ? trace_hardirqs_off+0x300/0x300
[  291.049202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.054749]  ? check_preemption_disabled+0x48/0x200
[  291.059778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.064641]  apic_timer_interrupt+0xf/0x20
[  291.068873]  </IRQ>
[  291.071119] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  291.076056] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  291.094972] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  291.102689] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.109962] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  291.117240] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  291.124513] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  291.131793] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  291.139121]  skb_clone+0x1bb/0x500
[  291.142668]  ? skb_split+0x11e0/0x11e0
[  291.146566]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.151327]  ? lockdep_hardirqs_on+0x421/0x5c0
[  291.155913]  ? retint_kernel+0x2d/0x2d
[  291.159813]  ? trace_hardirqs_on_caller+0xc0/0x300
[  291.164743]  ? retint_kernel+0x2d/0x2d
[  291.168642]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.173413]  bpf_clone_redirect+0xb9/0x490
[  291.177657]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  291.182859]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  291.187900]  ? retint_kernel+0x2d/0x2d
[  291.191818]  ? find_held_lock+0x36/0x1c0
[  291.195895]  ? lock_acquire+0x1ed/0x520
[  291.199875]  ? bpf_test_run+0x32e/0x5a0
[  291.203862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.209405]  ? check_preemption_disabled+0x48/0x200
[  291.214433]  ? kasan_check_read+0x11/0x20
[  291.218587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.223867]  ? rcu_bh_qs+0xc0/0xc0
[  291.227418]  ? preempt_schedule+0x4d/0x60
[  291.231571]  ? ___preempt_schedule+0x16/0x18
[  291.236016]  ? bpf_test_run+0x1c0/0x5a0
[  291.240020]  ? netlink_diag_dump+0x2a0/0x2a0
[  291.244437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.249979]  ? bpf_test_init.isra.9+0x70/0x100
[  291.254569]  ? bpf_prog_test_run_skb+0x634/0xb40
[  291.259341]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.264184]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.269719]  ? fput+0x130/0x1a0
[  291.273012]  ? __bpf_prog_get+0x9b/0x290
[  291.277078]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.281921]  ? bpf_prog_test_run+0x130/0x1a0
[  291.286343]  ? __x64_sys_bpf+0x3d8/0x510
[  291.290412]  ? bpf_prog_get+0x20/0x20
[  291.294231]  ? do_syscall_64+0x2a5/0x820
[  291.298300]  ? do_syscall_64+0x1b9/0x820
[  291.302367]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  291.307735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.312670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.317532]  ? trace_hardirqs_off+0x300/0x300
[  291.322490]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.327512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.333065]  ? prepare_exit_to_usermode+0x291/0x3b0
[  291.338093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.342949]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.348331] warn_alloc_show_mem: 1 callbacks suppressed
[  291.348344] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  291.348346] Mem-Info:
[  291.348378] active_anon:38791 inactive_anon:372 isolated_anon:0
[  291.348378]  active_file:33 inactive_file:13 isolated_file:0
[  291.348378]  unevictable:0 dirty:0 writeback:0 unstable:0
[  291.348378]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  291.348378]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  291.348378]  free:13743 free_pcp:141 free_cma:0
[  291.353720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.360652] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  291.363053] Call Trace:
[  291.395936] Node 0 
[  291.405304]  <IRQ>
[  291.433086] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  291.435649]  dump_stack+0x1c4/0x2b4
[  291.437853] lowmem_reserve[]: 0
[  291.440012]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.465504]  2817
[  291.469156]  warn_alloc.cold.118+0xb7/0x1bd
[  291.472387]  6321 6321
[  291.477590]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.483948]  ? lock_downgrade+0x900/0x900
[  291.486421] Node 0 
[  291.491268]  ? trace_hardirqs_off+0xb8/0x300
[  291.495418] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  291.497642]  ? trace_hardirqs_off+0xb8/0x300
[  291.502017] lowmem_reserve[]: 0
[  291.529203]  __alloc_pages_slowpath+0x2667/0x2d80
[  291.533591]  0
[  291.536908]  ? warn_alloc+0x120/0x120
[  291.541701]  3503
[  291.543509]  ? trace_hardirqs_on+0x310/0x310
[  291.547286]  3503
[  291.549357]  ? warn_alloc+0x120/0x120
[  291.553745] Node 0 
[  291.555809]  ? print_usage_bug+0xc0/0xc0
[  291.559617] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  291.561828]  ? warn_alloc+0x120/0x120
[  291.565862] lowmem_reserve[]: 0
[  291.594350]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  291.598129]  0
[  291.601408]  ? print_usage_bug+0xc0/0xc0
[  291.606399]  0
[  291.608199]  ? __lock_acquire+0x7ec/0x4ec0
[  291.612234]  0
[  291.614035]  ? __lock_acquire+0x7ec/0x4ec0
[  291.620049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.624260] Node 0 
[  291.629793]  ? should_fail+0x22d/0xd01
[  291.629797] DMA: 
[  291.632040]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.635908] 1*4kB 
[  291.637971]  ? __lock_acquire+0x7ec/0x4ec0
[  291.643056] (U) 
[  291.645207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.649416] 0*8kB 
[  291.651393]  ? __lock_acquire+0x7ec/0x4ec0
[  291.656472] 0*16kB 
[  291.658632]  ? should_fail+0x22d/0xd01
[  291.658650]  ? print_usage_bug+0xc0/0xc0
[  291.662872] 1*32kB 
[  291.665115]  ? mark_held_locks+0x130/0x130
[  291.668973] (U) 
[  291.673034]  ? mark_held_locks+0x130/0x130
[  291.675240] 2*64kB (U) 
[  291.679486]  ? graph_lock+0x170/0x170
[  291.681434] 1*128kB 
[  291.685664]  ? print_usage_bug+0xc0/0xc0
[  291.688228] (U) 
[  291.692032]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.694335] 1*256kB 
[  291.698396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.700347] (U) 
[  291.705105]  ? check_preemption_disabled+0x48/0x200
[  291.707411] 0*512kB 
[  291.712946]  ? check_preemption_disabled+0x48/0x200
[  291.714903] 1*1024kB 
[  291.719922]  ? __lock_is_held+0xb5/0x140
[  291.722213] (U) 
[  291.727232]  __alloc_pages_nodemask+0xa80/0xde0
[  291.729617] 1*2048kB 
[  291.733695]  ? graph_lock+0x170/0x170
[  291.735651] (M) 
[  291.740322]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.742705] 3*4096kB 
[  291.746500]  ? graph_lock+0x170/0x170
[  291.748454] (M) 
[  291.753477]  ? find_held_lock+0x36/0x1c0
[  291.755861] = 15908kB
[  291.759661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.761612] Node 0 
[  291.765672]  ? lock_downgrade+0x900/0x900
[  291.768062] DMA32: 
[  291.772736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.774946] 4*4kB 
[  291.779092]  cache_grow_begin+0x91/0x8c0
[  291.781309] (M) 
[  291.786850]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.788979] 0*8kB 
[  291.793040]  fallback_alloc+0x203/0x2e0
[  291.794989] 4*16kB 
[  291.799398]  ____cache_alloc_node+0x1c7/0x1e0
[  291.801523] (M) 
[  291.805495]  kmem_cache_alloc_node+0xe3/0x730
[  291.807704] 1*32kB (M) 
[  291.812249]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.814207] 4*64kB 
[  291.818708]  __alloc_skb+0x119/0x770
[  291.821267] (UM) 
[  291.825500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.827706] 2*128kB (M) 
[  291.831427]  ? skb_scrub_packet+0x490/0x490
[  291.833469] 2*256kB 
[  291.838743]  ? lock_downgrade+0x900/0x900
[  291.841402] (M) 
[  291.845728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.848031] 3*512kB 
[  291.852179]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.854136] (M) 
[  291.859685]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.861988] 4*1024kB 
[  291.867438]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.869390] (UM) 
[  291.874847]  ndisc_alloc_skb+0x144/0x340
[  291.877230] 1*2048kB 
[  291.881642]  ndisc_send_rs+0x331/0x6e0
[  291.883680] (U) 
[  291.887745]  addrconf_rs_timer+0x3c0/0x6f0
[  291.890133] 4*4096kB (M) 
[  291.894037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.895991] = 25200kB
[  291.900232]  call_timer_fn+0x272/0x920
[  291.902959] Node 0 
[  291.907218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.909608] Normal: 
[  291.913496]  ? process_timeout+0x40/0x40
[  291.915708] 1032*4kB 
[  291.919944]  ? find_held_lock+0x36/0x1c0
[  291.922246] (UME) 
[  291.926318]  ? mark_held_locks+0xc7/0x130
[  291.928696] 423*8kB 
[  291.932752]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.934886] (UME) 
[  291.939030]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.941336] 205*16kB 
[  291.945834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.947962] (UME) 
[  291.952453]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.954833] 58*32kB (UME) 
[  291.959076]  ? trace_hardirqs_on+0xbd/0x310
[  291.961207] 17*64kB 
[  291.965788]  ? kasan_check_read+0x11/0x20
[  291.968615] (UM) 
[  291.972969]  ? __run_timers+0x7da/0xc70
[  291.975264] 1*128kB (U) 
[  291.979434]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.981476] 0*256kB 
[  291.985455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.988107] 0*512kB 
[  291.993556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.995862] 0*1024kB 
[  292.000099]  __run_timers+0x7e5/0xc70
[  292.002399] 0*2048kB 
[  292.006641]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.009014] 0*4096kB = 13864kB
[  292.012825]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.015218] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.020567]  ? graph_lock+0x170/0x170
[  292.023750] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.028763]  ? print_usage_bug+0xc0/0xc0
[  292.037588] 427 total pagecache pages
[  292.041387]  ? lock_release+0x970/0x970
[  292.049951] 0 pages in swap cache
[  292.054005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.057788] Swap cache stats: add 0, delete 0, find 0/0
[  292.057804] Free swap  = 0kB
[  292.061780]  ? find_held_lock+0x36/0x1c0
[  292.065212] Total swap = 0kB
[  292.070399]  ? graph_lock+0x170/0x170
[  292.075742] 1965979 pages RAM
[  292.078766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.082810] 0 pages HighMem/MovableOnly
[  292.085829]  ? check_preemption_disabled+0x48/0x200
[  292.089606] 342744 pages reserved
[  292.092717]  ? __lock_is_held+0xb5/0x140
[  292.098226] 0 pages cma reserved
[  292.102206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.107262] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.110655]  ? check_preemption_disabled+0x48/0x200
[  292.114797] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.118078]  run_timer_softirq+0x52/0xb0
[  292.123588] syz-executor7 cpuset=
[  292.130082]  ? rcu_read_lock_sched_held+0x108/0x120
[  292.135077] syz7
[  292.145560]  __do_softirq+0x30b/0xad8
[  292.149608]  mems_allowed=0
[  292.153063]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  292.171817]  ? pvclock_read_flags+0x160/0x160
[  292.176322]  ? lapic_next_event+0x5a/0x90
[  292.180476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.186019]  ? check_preemption_disabled+0x48/0x200
[  292.191037]  ? check_preemption_disabled+0x48/0x200
[  292.196069]  ? kvm_clock_read+0x18/0x30
[  292.200045]  ? kvm_sched_clock_read+0x9/0x20
[  292.204461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.210009]  ? check_preemption_disabled+0x48/0x200
[  292.215043]  irq_exit+0x17f/0x1c0
[  292.218507]  smp_apic_timer_interrupt+0x1cb/0x760
[  292.223356]  ? smp_reschedule_interrupt+0x109/0x650
[  292.228379]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.234264]  ? interrupt_entry+0xb5/0xf0
[  292.238336]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.243361]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.248382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.253233]  ? trace_hardirqs_off+0x300/0x300
[  292.257734]  ? trace_hardirqs_off+0x300/0x300
[  292.262238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.267784]  ? check_preemption_disabled+0x48/0x200
[  292.272818]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.277675]  apic_timer_interrupt+0xf/0x20
[  292.281913]  </IRQ>
[  292.284157] RIP: 0010:console_unlock+0x1017/0x11a0
[  292.289094] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  292.307998] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  292.315718] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  292.322989] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  292.330260] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  292.337528] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  292.344798] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  292.352086]  ? netconsole_netdev_event+0x280/0x280
[  292.357031]  ? console_unlock+0x100e/0x11a0
[  292.361376]  ? devkmsg_read+0xbb0/0xbb0
[  292.365363]  ? lock_release+0x970/0x970
[  292.369342]  ? retint_kernel+0x2d/0x2d
[  292.373291]  vprintk_emit+0x33d/0x930
[  292.377132]  ? wake_up_klogd+0x180/0x180
[  292.381215]  ? find_held_lock+0x36/0x1c0
[  292.385292]  ? mark_held_locks+0xc7/0x130
[  292.389460]  vprintk_default+0x28/0x30
[  292.393354]  vprintk_func+0x7e/0x181
[  292.397080]  printk+0xa7/0xcf
[  292.400193]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  292.404960]  ? kasan_check_write+0x14/0x20
[  292.409204]  ? do_raw_spin_lock+0xc1/0x200
[  292.413455]  show_free_areas.cold.119+0x1f34/0x215d
[  292.418500]  ? si_meminfo_node+0x260/0x260
[  292.422739]  ? __lock_acquire+0x7ec/0x4ec0
[  292.427368]  ? __lock_acquire+0x7ec/0x4ec0
[  292.431611]  ? __lock_acquire+0x7ec/0x4ec0
[  292.435856]  ? kasan_check_write+0x14/0x20
[  292.440097]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  292.445909]  ? mark_held_locks+0x130/0x130
[  292.450145]  ? mark_held_locks+0x130/0x130
[  292.454388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.459932]  ? graph_lock+0x170/0x170
[  292.463740]  ? put_dec+0x3b/0xf0
[  292.467119]  ? number+0x972/0xca0
[  292.470576]  ? __lock_acquire+0x7ec/0x4ec0
[  292.474816]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  292.480363]  ? find_held_lock+0x36/0x1c0
[  292.484438]  ? serial8250_console_write+0x8b3/0xb10
[  292.489460]  ? lock_downgrade+0x900/0x900
[  292.493613]  ? graph_lock+0x170/0x170
[  292.497415]  ? graph_lock+0x170/0x170
[  292.501220]  ? print_usage_bug+0xc0/0xc0
[  292.505285]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.509705]  ? trace_hardirqs_on+0x310/0x310
[  292.514127]  ? wq_watchdog_touch+0x9c/0xfe
[  292.518367]  ? io_serial_in+0x11/0x90
[  292.522180]  ? find_held_lock+0x36/0x1c0
[  292.526255]  ? mark_held_locks+0xc7/0x130
[  292.530418]  ? netconsole_netdev_event+0x280/0x280
[  292.535352]  ? console_unlock+0xfe2/0x11a0
[  292.539595]  ? lockdep_hardirqs_on+0x421/0x5c0
[  292.544183]  ? trace_hardirqs_on+0xbd/0x310
[  292.548511]  ? vprintk_emit+0x33d/0x930
[  292.552492]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.557953]  ? kasan_check_write+0x14/0x20
[  292.562193]  ? do_raw_spin_lock+0xc1/0x200
[  292.566441]  ? netconsole_netdev_event+0x280/0x280
[  292.571379]  ? console_unlock+0x98e/0x11a0
[  292.575634]  ? devkmsg_read+0xbb0/0xbb0
[  292.579619]  ? vprintk_emit+0x7f7/0x930
[  292.583610]  ? lock_release+0x970/0x970
[  292.587597]  ? preempt_count_add+0x7d/0x160
[  292.591929]  ? wake_up_klogd+0x11a/0x180
[  292.595995]  ? console_device+0xc0/0xc0
[  292.599980]  ? do_raw_spin_lock+0xc1/0x200
[  292.604227]  ? vprintk_emit+0x268/0x930
[  292.608212]  ? wake_up_klogd+0x180/0x180
[  292.612277]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.617040]  ? trace_hardirqs_off_caller+0x300/0x300
[  292.622144]  ? retint_kernel+0x1b/0x2d
[  292.626040]  ? trace_hardirqs_on+0x310/0x310
[  292.630467]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.635241]  ? retint_kernel+0x2d/0x2d
[  292.639143]  ? arch_local_irq_restore+0x45/0x52
[  292.643822]  ? save_image_lzo.cold.20+0x629/0xecf
[  292.648688]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  292.653468]  ? show_mem+0x1e/0x17b
[  292.657020]  show_mem+0x34/0x17b
[  292.660409]  dump_header+0x2f1/0xf72
[  292.664148]  ? pagefault_out_of_memory+0x197/0x197
[  292.669091]  ? __lock_acquire+0x7ec/0x4ec0
[  292.673341]  ? print_usage_bug+0xc0/0xc0
[  292.677425]  ? graph_lock+0x170/0x170
[  292.681239]  ? graph_lock+0x170/0x170
[  292.685050]  ? print_usage_bug+0xc0/0xc0
[  292.689120]  ? print_usage_bug+0xc0/0xc0
[  292.693197]  ? print_usage_bug+0xc0/0xc0
[  292.697283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.702843]  ? find_held_lock+0x36/0x1c0
[  292.706934]  ? mark_held_locks+0xc7/0x130
[  292.711098]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.716208]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.721325]  ? lockdep_hardirqs_on+0x421/0x5c0
[  292.725917]  ? trace_hardirqs_on+0xbd/0x310
[  292.730247]  ? kasan_check_read+0x11/0x20
[  292.734403]  ? ___ratelimit+0x36f/0x655
[  292.738412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.743869]  ? trace_hardirqs_on+0x310/0x310
[  292.748294]  ? lock_downgrade+0x900/0x900
[  292.752469]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.757584]  ? ___ratelimit+0xaa/0x655
[  292.761479]  ? idr_get_free+0xec0/0xec0
[  292.765463]  ? kasan_check_write+0x14/0x20
[  292.769713]  ? do_raw_spin_lock+0xc1/0x200
[  292.773963]  oom_kill_process.cold.27+0x10/0x903
[  292.778731]  ? graph_lock+0x170/0x170
[  292.782545]  ? _raw_spin_unlock+0x2c/0x50
[  292.786698]  ? oom_badness+0xe6/0xaa0
[  292.790514]  ? oom_evaluate_task+0x540/0x540
[  292.794935]  ? find_held_lock+0x36/0x1c0
[  292.799015]  ? out_of_memory+0x974/0x14c0
[  292.803171]  ? lock_downgrade+0x900/0x900
[  292.807330]  ? check_preemption_disabled+0x48/0x200
[  292.812364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.818172]  ? kasan_check_read+0x11/0x20
[  292.822333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.827618]  ? rcu_bh_qs+0xc0/0xc0
[  292.831168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.836191]  ? oom_evaluate_task+0x302/0x540
[  292.840609]  out_of_memory+0xa86/0x14c0
[  292.844604]  ? oom_killer_disable+0x3a0/0x3a0
[  292.849102]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  292.854040]  ? __mutex_add_waiter+0x2a0/0x2a0
[  292.858559]  __alloc_pages_slowpath+0x2318/0x2d80
[  292.863442]  ? warn_alloc+0x120/0x120
[  292.867264]  ? find_get_entry+0x2f2/0xc40
[  292.871432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.876974]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  292.881910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.887451]  ? should_fail+0x22d/0xd01
[  292.891351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.896460]  ? __lock_is_held+0xb5/0x140
[  292.900558]  ? __lock_is_held+0xb5/0x140
[  292.904638]  ? ___might_sleep+0x1ed/0x300
[  292.908795]  ? lock_release+0x970/0x970
[  292.912785]  ? arch_local_save_flags+0x40/0x40
[  292.917393]  ? __might_sleep+0x95/0x190
[  292.921378]  __alloc_pages_nodemask+0xa80/0xde0
[  292.926065]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.931116]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.936924]  ? kasan_check_read+0x11/0x20
[  292.941076]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.946361]  ? graph_lock+0x170/0x170
[  292.950170]  ? print_usage_bug+0xc0/0xc0
[  292.954240]  ? graph_lock+0x170/0x170
[  292.958042]  ? graph_lock+0x170/0x170
[  292.961854]  ? __do_page_cache_readahead+0x7ce/0x980
[  292.966972]  ? find_held_lock+0x36/0x1c0
[  292.971043]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  292.976588]  alloc_pages_current+0x10c/0x210
[  292.980998]  ? lock_downgrade+0x900/0x900
[  292.985159]  __page_cache_alloc+0x38f/0x5b0
[  292.989486]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.995287]  ? kasan_check_read+0x11/0x20
[  292.999452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.004736]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  293.009427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.014972]  ? check_preemption_disabled+0x48/0x200
[  293.020005]  filemap_fault+0x1594/0x25f0
[  293.024089]  ? __lock_page_or_retry+0xa00/0xa00
[  293.028772]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.033276]  ? lockdep_hardirqs_on+0x421/0x5c0
[  293.037869]  ? trace_hardirqs_on+0xbd/0x310
[  293.042198]  ? kasan_check_read+0x11/0x20
[  293.046363]  ? finish_task_switch+0x1f5/0x900
[  293.050862]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.056324]  ? compat_start_thread+0x80/0x80
[  293.060742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.066296]  ? _raw_spin_unlock_irq+0x60/0x80
[  293.070802]  ? finish_task_switch+0x1f5/0x900
[  293.075307]  ? finish_task_switch+0x1b5/0x900
[  293.079807]  ? __switch_to_asm+0x34/0x70
[  293.083874]  ? __switch_to_asm+0x34/0x70
[  293.087935]  ? __switch_to_asm+0x34/0x70
[  293.092002]  ? __switch_to_asm+0x40/0x70
[  293.096065]  ? __switch_to_asm+0x34/0x70
[  293.100124]  ? __switch_to_asm+0x40/0x70
[  293.104188]  ? __switch_to_asm+0x34/0x70
[  293.108253]  ? __switch_to_asm+0x40/0x70
[  293.112319]  ? __switch_to_asm+0x34/0x70
[  293.116389]  ? graph_lock+0x170/0x170
[  293.120195]  ? __switch_to_asm+0x40/0x70
[  293.124266]  ? __schedule+0x874/0x1ed0
[  293.128182]  ? lock_acquire+0x1ed/0x520
[  293.132160]  ? ext4_filemap_fault+0x7a/0xad
[  293.136495]  ? lock_release+0x970/0x970
[  293.140471]  ? arch_local_save_flags+0x40/0x40
[  293.145061]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.149823]  ? trace_hardirqs_off_caller+0x300/0x300
[  293.154937]  ? retint_kernel+0x1b/0x2d
[  293.158859]  ? down_read+0xb0/0x1d0
[  293.162488]  ? ext4_filemap_fault+0x7a/0xad
[  293.166812]  ? __down_interruptible+0x700/0x700
[  293.171487]  ? retint_kernel+0x2d/0x2d
[  293.175386]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  293.179977]  ext4_filemap_fault+0x82/0xad
[  293.184132]  __do_fault+0x100/0x6b0
[  293.187775]  ? lock_downgrade+0x900/0x900
[  293.191930]  ? print_bad_pte+0x6c0/0x6c0
[  293.195995]  ? do_futex+0x249/0x26d0
[  293.199710]  ? finish_task_switch+0x1f5/0x900
[  293.204215]  ? kasan_check_read+0x11/0x20
[  293.208372]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.212798]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  293.217387]  ? add_mm_counter_fast+0xd0/0xd0
[  293.221819]  __handle_mm_fault+0x3709/0x53e0
[  293.226233]  ? preempt_notifier_register+0x200/0x200
[  293.231362]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  293.236205]  ? __switch_to_asm+0x40/0x70
[  293.240270]  ? graph_lock+0x170/0x170
[  293.244078]  ? __switch_to_asm+0x40/0x70
[  293.248145]  ? print_usage_bug+0xc0/0xc0
[  293.252211]  ? graph_lock+0x170/0x170
[  293.256016]  ? graph_lock+0x170/0x170
[  293.259845]  ? handle_mm_fault+0x42a/0xc70
[  293.264085]  ? lock_downgrade+0x900/0x900
[  293.268240]  ? check_preemption_disabled+0x48/0x200
[  293.273265]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.279068]  ? kasan_check_read+0x11/0x20
[  293.283219]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.288500]  ? rcu_bh_qs+0xc0/0xc0
[  293.292044]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.297501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.303045]  ? check_preemption_disabled+0x48/0x200
[  293.308074]  handle_mm_fault+0x54f/0xc70
[  293.312143]  ? __handle_mm_fault+0x53e0/0x53e0
[  293.316732]  ? find_vma+0x34/0x190
[  293.320588]  __do_page_fault+0x67d/0xed0
[  293.324666]  ? mm_fault_error+0x380/0x380
[  293.328816]  ? trace_hardirqs_off+0xb8/0x300
[  293.333232]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.338607]  ? trace_hardirqs_on+0x310/0x310
[  293.343025]  do_page_fault+0xf2/0x7e0
[  293.346832]  ? vmalloc_sync_all+0x30/0x30
[  293.350986]  ? error_entry+0x70/0xd0
[  293.354706]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.359726]  ? trace_hardirqs_on_caller+0xc0/0x300
[  293.364662]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.369598]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.374451]  ? trace_hardirqs_off+0x300/0x300
[  293.378948]  ? trace_hardirqs_off_caller+0x300/0x300
[  293.384065]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.389089]  ? page_fault+0x8/0x30
[  293.392635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.397483]  ? page_fault+0x8/0x30
[  293.401029]  page_fault+0x1e/0x30
[  293.404482] RIP: 0033:0x404068
[  293.407685] Code: Bad RIP value.
[  293.411049] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  293.416419] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  293.423693] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  293.430968] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  293.438239] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  293.445508] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  293.452818] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  293.452880] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.460016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.460022] Call Trace:
[  293.460029]  <IRQ>
[  293.460048]  dump_stack+0x1c4/0x2b4
[  293.460066]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.466632] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.475911]  warn_alloc.cold.118+0xb7/0x1bd
[  293.478465] syz-fuzzer cpuset=
[  293.480611]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.484225] /
[  293.489415]  ? lock_downgrade+0x900/0x900
[  293.499647]  mems_allowed=0
[  293.503972]  ? trace_hardirqs_off+0xb8/0x300
[  293.525137]  ? trace_hardirqs_off+0xb8/0x300
[  293.529560]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.534438]  ? warn_alloc+0x120/0x120
[  293.538244]  ? trace_hardirqs_on+0x310/0x310
[  293.542655]  ? warn_alloc+0x120/0x120
[  293.546461]  ? print_usage_bug+0xc0/0xc0
[  293.550530]  ? warn_alloc+0x120/0x120
[  293.554336]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.559354]  ? print_usage_bug+0xc0/0xc0
[  293.563420]  ? __lock_acquire+0x7ec/0x4ec0
[  293.567658]  ? __lock_acquire+0x7ec/0x4ec0
[  293.571897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.577439]  ? should_fail+0x22d/0xd01
[  293.581338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.586445]  ? __lock_acquire+0x7ec/0x4ec0
[  293.590692]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.595811]  ? __lock_acquire+0x7ec/0x4ec0
[  293.600051]  ? should_fail+0x22d/0xd01
[  293.603943]  ? print_usage_bug+0xc0/0xc0
[  293.608022]  ? mark_held_locks+0x130/0x130
[  293.612265]  ? mark_held_locks+0x130/0x130
[  293.616517]  ? graph_lock+0x170/0x170
[  293.620324]  ? print_usage_bug+0xc0/0xc0
[  293.624389]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.629151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.634694]  ? check_preemption_disabled+0x48/0x200
[  293.639717]  ? check_preemption_disabled+0x48/0x200
[  293.644748]  ? __lock_is_held+0xb5/0x140
[  293.648838]  __alloc_pages_nodemask+0xa80/0xde0
[  293.653513]  ? graph_lock+0x170/0x170
[  293.657321]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.662341]  ? graph_lock+0x170/0x170
[  293.666160]  ? find_held_lock+0x36/0x1c0
[  293.670238]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.674915]  ? lock_downgrade+0x900/0x900
[  293.679074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.684623]  cache_grow_begin+0x91/0x8c0
[  293.688691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.693117]  fallback_alloc+0x203/0x2e0
[  293.697107]  ____cache_alloc_node+0x1c7/0x1e0
[  293.701613]  kmem_cache_alloc_node+0xe3/0x730
[  293.706115]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.710368]  __alloc_skb+0x119/0x770
[  293.714096]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.719395]  ? skb_scrub_packet+0x490/0x490
[  293.723733]  ? lock_downgrade+0x900/0x900
[  293.727912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.733492]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.738951]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.744413]  ? addrconf_rs_timer+0x6f0/0x6f0
[  293.748853]  ndisc_alloc_skb+0x144/0x340
[  293.752927]  ndisc_send_rs+0x331/0x6e0
[  293.756850]  addrconf_rs_timer+0x3c0/0x6f0
[  293.761097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.765356]  call_timer_fn+0x272/0x920
[  293.769248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.773493]  ? process_timeout+0x40/0x40
[  293.777566]  ? find_held_lock+0x36/0x1c0
[  293.781646]  ? __run_timers+0x7da/0xc70
[  293.785635]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.790134]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.794635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.798876]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.803471]  ? trace_hardirqs_on+0xbd/0x310
[  293.807805]  ? kasan_check_read+0x11/0x20
[  293.811963]  ? __run_timers+0x7da/0xc70
[  293.815949]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.821426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.825688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.829931]  __run_timers+0x7e5/0xc70
[  293.833772]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.839148]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.844179]  ? graph_lock+0x170/0x170
[  293.847995]  ? enqueue_hrtimer+0x1a5/0x560
[  293.852232]  ? lock_release+0x970/0x970
[  293.856214]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.861414]  ? find_held_lock+0x36/0x1c0
[  293.865487]  ? graph_lock+0x170/0x170
[  293.869301]  ? pvclock_read_flags+0x160/0x160
[  293.873825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.879371]  ? check_preemption_disabled+0x48/0x200
[  293.884408]  ? __lock_is_held+0xb5/0x140
[  293.888485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.894040]  ? check_preemption_disabled+0x48/0x200
[  293.899071]  run_timer_softirq+0x52/0xb0
[  293.903141]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.908166]  __do_softirq+0x30b/0xad8
[  293.911985]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.917099]  ? pvclock_read_flags+0x160/0x160
[  293.921597]  ? lapic_next_event+0x5a/0x90
[  293.925752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.931307]  ? check_preemption_disabled+0x48/0x200
[  293.936327]  ? check_preemption_disabled+0x48/0x200
[  293.941354]  ? kvm_clock_read+0x18/0x30
[  293.945342]  ? kvm_sched_clock_read+0x9/0x20
[  293.949765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.955320]  ? check_preemption_disabled+0x48/0x200
[  293.960360]  irq_exit+0x17f/0x1c0
[  293.963828]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.968672]  ? smp_reschedule_interrupt+0x109/0x650
[  293.973693]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.979585]  ? interrupt_entry+0xb5/0xf0
[  293.983656]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.988677]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.993704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.998554]  ? trace_hardirqs_off+0x300/0x300
[  294.003049]  ? trace_hardirqs_off+0x300/0x300
[  294.007551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.013100]  ? check_preemption_disabled+0x48/0x200
[  294.018133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.022992]  apic_timer_interrupt+0xf/0x20
[  294.027223]  </IRQ>
[  294.029466] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  294.034400] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  294.053302] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  294.061020] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  294.068293] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  294.075565] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  294.082840] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  294.090113] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  294.097427]  skb_clone+0x1bb/0x500
[  294.100974]  ? skb_split+0x11e0/0x11e0
[  294.104869]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.109630]  ? lockdep_hardirqs_on+0x421/0x5c0
[  294.114224]  ? retint_kernel+0x2d/0x2d
[  294.118115]  ? trace_hardirqs_on_caller+0xc0/0x300
[  294.123043]  ? retint_kernel+0x2d/0x2d
[  294.126937]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.131703]  bpf_clone_redirect+0xb9/0x490
[  294.135942]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  294.141146]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  294.146173]  ? retint_kernel+0x2d/0x2d
[  294.150086]  ? find_held_lock+0x36/0x1c0
[  294.154161]  ? lock_acquire+0x1ed/0x520
[  294.158136]  ? bpf_test_run+0x32e/0x5a0
[  294.162116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.167661]  ? check_preemption_disabled+0x48/0x200
[  294.172687]  ? kasan_check_read+0x11/0x20
[  294.176843]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.182122]  ? rcu_bh_qs+0xc0/0xc0
[  294.185669]  ? preempt_schedule+0x4d/0x60
[  294.189831]  ? ___preempt_schedule+0x16/0x18
[  294.194281]  ? bpf_test_run+0x1c0/0x5a0
[  294.198272]  ? netlink_diag_dump+0x2a0/0x2a0
[  294.202692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.208231]  ? bpf_test_init.isra.9+0x70/0x100
[  294.212825]  ? bpf_prog_test_run_skb+0x634/0xb40
[  294.217604]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.222465]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.228015]  ? fput+0x130/0x1a0
[  294.231298]  ? __bpf_prog_get+0x9b/0x290
[  294.235365]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.240207]  ? bpf_prog_test_run+0x130/0x1a0
[  294.244629]  ? __x64_sys_bpf+0x3d8/0x510
[  294.248695]  ? bpf_prog_get+0x20/0x20
[  294.252512]  ? do_syscall_64+0x2a5/0x820
[  294.256585]  ? do_syscall_64+0x1b9/0x820
[  294.260647]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  294.266021]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.270960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.275814]  ? trace_hardirqs_off+0x300/0x300
[  294.280314]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  294.285336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.290876]  ? prepare_exit_to_usermode+0x291/0x3b0
[  294.295901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.300752]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  294.306142] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  294.306149] warn_alloc_show_mem: 1 callbacks suppressed
[  294.306156] Mem-Info:
[  294.313089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.318461] active_anon:38791 inactive_anon:372 isolated_anon:0
[  294.318461]  active_file:33 inactive_file:13 isolated_file:0
[  294.318461]  unevictable:0 dirty:0 writeback:0 unstable:0
[  294.318461]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  294.318461]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  294.318461]  free:13743 free_pcp:141 free_cma:0
[  294.320837] Call Trace:
[  294.330228] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  294.363081]  <IRQ>
[  294.365653] Node 0 
[  294.393416]  dump_stack+0x1c4/0x2b4
[  294.395585] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  294.397803]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.401421] lowmem_reserve[]:
[  294.427377]  warn_alloc.cold.118+0xb7/0x1bd
[  294.432537]  0
[  294.435639]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.439959]  2817
[  294.441782]  ? lock_downgrade+0x900/0x900
[  294.446591]  6321
[  294.448654]  ? trace_hardirqs_off+0xb8/0x300
[  294.452772]  6321
[  294.454837]  ? trace_hardirqs_off+0xb8/0x300
[  294.461285]  __alloc_pages_slowpath+0x2667/0x2d80
[  294.465661] Node 0 DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  294.470519]  ? warn_alloc+0x120/0x120
[  294.470536]  ? trace_hardirqs_on+0x310/0x310
[  294.498282] lowmem_reserve[]:
[  294.502095]  ? warn_alloc+0x120/0x120
[  294.506480]  0
[  294.509581]  ? print_usage_bug+0xc0/0xc0
[  294.513353]  0
[  294.515151]  ? warn_alloc+0x120/0x120
[  294.519189]  3503
[  294.520990]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  294.524761]  3503
[  294.526831]  ? print_usage_bug+0xc0/0xc0
[  294.531825] Node 0 
[  294.533882]  ? __lock_acquire+0x7ec/0x4ec0
[  294.537970] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  294.540180]  ? __lock_acquire+0x7ec/0x4ec0
[  294.544384] lowmem_reserve[]: 0
[  294.572860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.577072]  0
[  294.580352]  ? should_fail+0x22d/0xd01
[  294.585862]  0
[  294.587669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.591527]  0
[  294.593331]  ? __lock_acquire+0x7ec/0x4ec0
[  294.598411] Node 0 
[  294.600214]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.604423] DMA: 
[  294.606656]  ? __lock_acquire+0x7ec/0x4ec0
[  294.611737] 1*4kB 
[  294.613803]  ? should_fail+0x22d/0xd01
[  294.618020] (U) 
[  294.620164]  ? print_usage_bug+0xc0/0xc0
[  294.624031] 0*8kB 
[  294.626011]  ? mark_held_locks+0x130/0x130
[  294.630035] 0*16kB 1*32kB 
[  294.632192]  ? mark_held_locks+0x130/0x130
[  294.636393] (U) 2*64kB 
[  294.639261]  ? graph_lock+0x170/0x170
[  294.643466] (U) 
[  294.646045]  ? print_usage_bug+0xc0/0xc0
[  294.649824] 1*128kB 
[  294.651791]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.651816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.655852] (U) 
[  294.658177]  ? check_preemption_disabled+0x48/0x200
[  294.662897] 1*256kB (U) 
[  294.668441]  ? check_preemption_disabled+0x48/0x200
[  294.670387] 0*512kB 1*1024kB 
[  294.675417]  ? __lock_is_held+0xb5/0x140
[  294.678056] (U) 
[  294.683073]  __alloc_pages_nodemask+0xa80/0xde0
[  294.686150] 1*2048kB 
[  294.690205]  ? graph_lock+0x170/0x170
[  294.692158] (M) 
[  294.696824]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.699212] 3*4096kB 
[  294.703004]  ? graph_lock+0x170/0x170
[  294.704954] (M) 
[  294.709976]  ? find_held_lock+0x36/0x1c0
[  294.712360] = 15908kB
[  294.716163]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.718112] Node 0 
[  294.722171]  ? lock_downgrade+0x900/0x900
[  294.724551] DMA32: 4*4kB 
[  294.729233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.731442] (M) 
[  294.735589]  cache_grow_begin+0x91/0x8c0
[  294.738327] 0*8kB 
[  294.743860]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.745813] 4*16kB (M) 
[  294.749885]  fallback_alloc+0x203/0x2e0
[  294.752008] 1*32kB 
[  294.756467]  ____cache_alloc_node+0x1c7/0x1e0
[  294.759022] (M) 
[  294.762994]  kmem_cache_alloc_node+0xe3/0x730
[  294.765204] 4*64kB 
[  294.769694]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.771648] (UM) 
[  294.776144]  __alloc_skb+0x119/0x770
[  294.778354] 2*128kB 
[  294.782588]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.784628] (M) 
[  294.788354]  ? skb_scrub_packet+0x490/0x490
[  294.790653] 2*256kB 
[  294.795922]  ? lock_downgrade+0x900/0x900
[  294.797876] (M) 
[  294.802195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.804489] 3*512kB (M) 
[  294.808642]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.810593] 4*1024kB 
[  294.816129]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.818776] (UM) 
[  294.824228]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.826619] 1*2048kB 
[  294.832088]  ndisc_alloc_skb+0x144/0x340
[  294.834125] (U) 
[  294.838545]  ndisc_send_rs+0x331/0x6e0
[  294.840935] 4*4096kB 
[  294.845004]  addrconf_rs_timer+0x3c0/0x6f0
[  294.846951] (M) 
[  294.850843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.853219] = 25200kB
[  294.853228] Node 0 
[  294.857477]  call_timer_fn+0x272/0x920
[  294.859420] Normal: 
[  294.863659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.866048] 1032*4kB 
[  294.868282]  ? process_timeout+0x40/0x40
[  294.872144] (UME) 
[  294.874472]  ? find_held_lock+0x36/0x1c0
[  294.878684] 423*8kB 
[  294.881106]  ? mark_held_locks+0xc7/0x130
[  294.885136] (UME) 
[  294.887290]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.891319] 205*16kB (UME) 
[  294.893655]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.897775] 58*32kB (UME) 
[  294.899940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.904415] 17*64kB 
[  294.907354]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.911832] (UM) 
[  294.914680]  ? trace_hardirqs_on+0xbd/0x310
[  294.918890] 1*128kB 
[  294.921219]  ? kasan_check_read+0x11/0x20
[  294.925774] (U) 
[  294.927842]  ? __run_timers+0x7da/0xc70
[  294.932137] 0*256kB 0*512kB 
[  294.934482]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.938599] 0*1024kB 0*2048kB 
[  294.940592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.944533] 0*4096kB = 13864kB
[  294.947569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.953010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.956199]  __run_timers+0x7e5/0xc70
[  294.960419] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.960429] 427 total pagecache pages
[  294.963639]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.967848] 0 pages in swap cache
[  294.976695]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.980476] Swap cache stats: add 0, delete 0, find 0/0
[  294.989047]  ? graph_lock+0x170/0x170
[  294.992824] Free swap  = 0kB
[  294.998186]  ? print_usage_bug+0xc0/0xc0
[  295.001615] Total swap = 0kB
[  295.006626]  ? lock_release+0x970/0x970
[  295.011975] 1965979 pages RAM
[  295.015784]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.018786] 0 pages HighMem/MovableOnly
[  295.018795] 342744 pages reserved
[  295.022863]  ? find_held_lock+0x36/0x1c0
[  295.025846] 0 pages cma reserved
[  295.025921] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.029832]  ? graph_lock+0x170/0x170
[  295.032966] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.038108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.042067] syz-executor7 cpuset=
[  295.045523]  ? check_preemption_disabled+0x48/0x200
[  295.049561] syz7
[  295.052937]  ? __lock_is_held+0xb5/0x140
[  295.059390]  mems_allowed=0
[  295.096569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.102111]  ? check_preemption_disabled+0x48/0x200
[  295.107152]  run_timer_softirq+0x52/0xb0
[  295.111217]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.116239]  __do_softirq+0x30b/0xad8
[  295.120054]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.125164]  ? pvclock_read_flags+0x160/0x160
[  295.129660]  ? lapic_next_event+0x5a/0x90
[  295.133815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.139361]  ? check_preemption_disabled+0x48/0x200
[  295.144378]  ? check_preemption_disabled+0x48/0x200
[  295.149409]  ? kvm_clock_read+0x18/0x30
[  295.153382]  ? kvm_sched_clock_read+0x9/0x20
[  295.157799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.163345]  ? check_preemption_disabled+0x48/0x200
[  295.168378]  irq_exit+0x17f/0x1c0
[  295.171839]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.176684]  ? smp_reschedule_interrupt+0x109/0x650
[  295.181705]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.187598]  ? interrupt_entry+0xb5/0xf0
[  295.191666]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.196687]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.201712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.206558]  ? trace_hardirqs_off+0x300/0x300
[  295.211060]  ? trace_hardirqs_off+0x300/0x300
[  295.215559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.221102]  ? check_preemption_disabled+0x48/0x200
[  295.226144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.230998]  apic_timer_interrupt+0xf/0x20
[  295.235230]  </IRQ>
[  295.237470] RIP: 0010:console_unlock+0x1017/0x11a0
[  295.242400] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  295.261311] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  295.269034] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  295.276312] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  295.283585] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  295.290857] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  295.298125] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  295.305411]  ? netconsole_netdev_event+0x280/0x280
[  295.310374]  ? console_unlock+0x100e/0x11a0
[  295.314725]  ? devkmsg_read+0xbb0/0xbb0
[  295.318725]  ? lock_release+0x970/0x970
[  295.323334]  ? retint_kernel+0x2d/0x2d
[  295.327254]  vprintk_emit+0x33d/0x930
[  295.331068]  ? wake_up_klogd+0x180/0x180
[  295.335159]  ? find_held_lock+0x36/0x1c0
[  295.339247]  ? mark_held_locks+0xc7/0x130
[  295.343415]  vprintk_default+0x28/0x30
[  295.347313]  vprintk_func+0x7e/0x181
[  295.351036]  printk+0xa7/0xcf
[  295.354148]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  295.358944]  ? kasan_check_write+0x14/0x20
[  295.363186]  ? do_raw_spin_lock+0xc1/0x200
[  295.367440]  show_free_areas.cold.119+0x1f34/0x215d
[  295.372525]  ? si_meminfo_node+0x260/0x260
[  295.376804]  ? __lock_acquire+0x7ec/0x4ec0
[  295.381067]  ? __lock_acquire+0x7ec/0x4ec0
[  295.385323]  ? __lock_acquire+0x7ec/0x4ec0
[  295.389584]  ? kasan_check_write+0x14/0x20
[  295.393842]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  295.399673]  ? mark_held_locks+0x130/0x130
[  295.403925]  ? mark_held_locks+0x130/0x130
[  295.408183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.413754]  ? graph_lock+0x170/0x170
[  295.417563]  ? put_dec+0x3b/0xf0
[  295.420949]  ? number+0x972/0xca0
[  295.424411]  ? __lock_acquire+0x7ec/0x4ec0
[  295.428654]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  295.434226]  ? find_held_lock+0x36/0x1c0
[  295.438322]  ? serial8250_console_write+0x8b3/0xb10
[  295.443386]  ? lock_downgrade+0x900/0x900
[  295.447553]  ? graph_lock+0x170/0x170
[  295.451360]  ? graph_lock+0x170/0x170
[  295.455169]  ? print_usage_bug+0xc0/0xc0
[  295.459239]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.463659]  ? trace_hardirqs_on+0x310/0x310
[  295.468078]  ? wq_watchdog_touch+0x9c/0xfe
[  295.472324]  ? io_serial_in+0x11/0x90
[  295.476148]  ? find_held_lock+0x36/0x1c0
[  295.480225]  ? mark_held_locks+0xc7/0x130
[  295.484388]  ? netconsole_netdev_event+0x280/0x280
[  295.489341]  ? console_unlock+0xfe2/0x11a0
[  295.493588]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.498180]  ? trace_hardirqs_on+0xbd/0x310
[  295.502520]  ? vprintk_emit+0x33d/0x930
[  295.506508]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.511966]  ? kasan_check_write+0x14/0x20
[  295.516205]  ? do_raw_spin_lock+0xc1/0x200
[  295.520449]  ? netconsole_netdev_event+0x280/0x280
[  295.525394]  ? console_unlock+0x98e/0x11a0
[  295.529646]  ? devkmsg_read+0xbb0/0xbb0
[  295.533646]  ? vprintk_emit+0x7f7/0x930
[  295.537641]  ? lock_release+0x970/0x970
[  295.541617]  ? preempt_count_add+0x7d/0x160
[  295.545946]  ? wake_up_klogd+0x11a/0x180
[  295.550013]  ? console_device+0xc0/0xc0
[  295.554025]  ? do_raw_spin_lock+0xc1/0x200
[  295.558272]  ? vprintk_emit+0x268/0x930
[  295.562264]  ? wake_up_klogd+0x180/0x180
[  295.566347]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.571109]  ? trace_hardirqs_off_caller+0x300/0x300
[  295.576213]  ? retint_kernel+0x1b/0x2d
[  295.580107]  ? trace_hardirqs_on+0x310/0x310
[  295.584531]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.589308]  ? retint_kernel+0x2d/0x2d
[  295.593222]  ? arch_local_irq_restore+0x45/0x52
[  295.597896]  ? save_image_lzo.cold.20+0x629/0xecf
[  295.602748]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  295.607514]  ? show_mem+0x1e/0x17b
[  295.611063]  show_mem+0x34/0x17b
[  295.614447]  dump_header+0x2f1/0xf72
[  295.618174]  ? pagefault_out_of_memory+0x197/0x197
[  295.623115]  ? __lock_acquire+0x7ec/0x4ec0
[  295.627356]  ? print_usage_bug+0xc0/0xc0
[  295.631433]  ? graph_lock+0x170/0x170
[  295.635244]  ? graph_lock+0x170/0x170
[  295.639046]  ? print_usage_bug+0xc0/0xc0
[  295.643104]  ? print_usage_bug+0xc0/0xc0
[  295.647167]  ? print_usage_bug+0xc0/0xc0
[  295.651249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.656824]  ? find_held_lock+0x36/0x1c0
[  295.660900]  ? mark_held_locks+0xc7/0x130
[  295.665055]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  295.670159]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  295.675278]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.679879]  ? trace_hardirqs_on+0xbd/0x310
[  295.684274]  ? kasan_check_read+0x11/0x20
[  295.688456]  ? ___ratelimit+0x36f/0x655
[  295.692441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.697893]  ? trace_hardirqs_on+0x310/0x310
[  295.702312]  ? lock_downgrade+0x900/0x900
[  295.706473]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  295.711579]  ? ___ratelimit+0xaa/0x655
[  295.715472]  ? idr_get_free+0xec0/0xec0
[  295.719455]  ? kasan_check_write+0x14/0x20
[  295.723698]  ? do_raw_spin_lock+0xc1/0x200
[  295.727947]  oom_kill_process.cold.27+0x10/0x903
[  295.732706]  ? graph_lock+0x170/0x170
[  295.736504]  ? _raw_spin_unlock+0x2c/0x50
[  295.740663]  ? oom_badness+0xe6/0xaa0
[  295.744474]  ? oom_evaluate_task+0x540/0x540
[  295.748904]  ? find_held_lock+0x36/0x1c0
[  295.752974]  ? out_of_memory+0x974/0x14c0
[  295.757123]  ? lock_downgrade+0x900/0x900
[  295.761275]  ? check_preemption_disabled+0x48/0x200
[  295.766309]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.772111]  ? kasan_check_read+0x11/0x20
[  295.776267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.781556]  ? rcu_bh_qs+0xc0/0xc0
[  295.785102]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.790119]  ? oom_evaluate_task+0x302/0x540
[  295.794542]  out_of_memory+0xa86/0x14c0
[  295.798527]  ? oom_killer_disable+0x3a0/0x3a0
[  295.803025]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  295.807961]  ? __mutex_add_waiter+0x2a0/0x2a0
[  295.812476]  __alloc_pages_slowpath+0x2318/0x2d80
[  295.817358]  ? warn_alloc+0x120/0x120
[  295.821175]  ? find_get_entry+0x2f2/0xc40
[  295.825339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.830881]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  295.835812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.841354]  ? should_fail+0x22d/0xd01
[  295.845246]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.850352]  ? __lock_is_held+0xb5/0x140
[  295.854443]  ? __lock_is_held+0xb5/0x140
[  295.858523]  ? ___might_sleep+0x1ed/0x300
[  295.862671]  ? lock_release+0x970/0x970
[  295.866675]  ? arch_local_save_flags+0x40/0x40
[  295.871271]  ? __might_sleep+0x95/0x190
[  295.875256]  __alloc_pages_nodemask+0xa80/0xde0
[  295.879936]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.884962]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.890760]  ? kasan_check_read+0x11/0x20
[  295.894917]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.900198]  ? graph_lock+0x170/0x170
[  295.904004]  ? print_usage_bug+0xc0/0xc0
[  295.908068]  ? graph_lock+0x170/0x170
[  295.911873]  ? graph_lock+0x170/0x170
[  295.915683]  ? __do_page_cache_readahead+0x7ce/0x980
[  295.920795]  ? find_held_lock+0x36/0x1c0
[  295.924866]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  295.930411]  alloc_pages_current+0x10c/0x210
[  295.934845]  ? lock_downgrade+0x900/0x900
[  295.939006]  __page_cache_alloc+0x38f/0x5b0
[  295.943337]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.949136]  ? kasan_check_read+0x11/0x20
[  295.953308]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.958599]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  295.963280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.968845]  ? check_preemption_disabled+0x48/0x200
[  295.973886]  filemap_fault+0x1594/0x25f0
[  295.977968]  ? __lock_page_or_retry+0xa00/0xa00
[  295.982643]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.987145]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.991733]  ? trace_hardirqs_on+0xbd/0x310
[  295.996056]  ? kasan_check_read+0x11/0x20
[  296.000208]  ? finish_task_switch+0x1f5/0x900
[  296.004707]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.010170]  ? compat_start_thread+0x80/0x80
[  296.014601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.020158]  ? _raw_spin_unlock_irq+0x60/0x80
[  296.024662]  ? finish_task_switch+0x1f5/0x900
[  296.029163]  ? finish_task_switch+0x1b5/0x900
[  296.033663]  ? __switch_to_asm+0x34/0x70
[  296.037737]  ? __switch_to_asm+0x34/0x70
[  296.041803]  ? __switch_to_asm+0x34/0x70
[  296.045883]  ? __switch_to_asm+0x40/0x70
[  296.049949]  ? __switch_to_asm+0x34/0x70
[  296.054021]  ? __switch_to_asm+0x40/0x70
[  296.058087]  ? __switch_to_asm+0x34/0x70
[  296.062198]  ? __switch_to_asm+0x40/0x70
[  296.066266]  ? __switch_to_asm+0x34/0x70
[  296.070371]  ? graph_lock+0x170/0x170
[  296.074180]  ? __switch_to_asm+0x40/0x70
[  296.078263]  ? __schedule+0x874/0x1ed0
[  296.082195]  ? lock_acquire+0x1ed/0x520
[  296.086177]  ? ext4_filemap_fault+0x7a/0xad
[  296.090544]  ? lock_release+0x970/0x970
[  296.094527]  ? arch_local_save_flags+0x40/0x40
[  296.099116]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.103883]  ? trace_hardirqs_off_caller+0x300/0x300
[  296.108987]  ? retint_kernel+0x1b/0x2d
[  296.112886]  ? down_read+0xb0/0x1d0
[  296.116514]  ? ext4_filemap_fault+0x7a/0xad
[  296.120858]  ? __down_interruptible+0x700/0x700
[  296.125530]  ? retint_kernel+0x2d/0x2d
[  296.129428]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  296.134030]  ext4_filemap_fault+0x82/0xad
[  296.138187]  __do_fault+0x100/0x6b0
[  296.141824]  ? lock_downgrade+0x900/0x900
[  296.145976]  ? print_bad_pte+0x6c0/0x6c0
[  296.150045]  ? do_futex+0x249/0x26d0
[  296.153763]  ? finish_task_switch+0x1f5/0x900
[  296.158264]  ? kasan_check_read+0x11/0x20
[  296.162410]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.166822]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  296.171436]  ? add_mm_counter_fast+0xd0/0xd0
[  296.175860]  __handle_mm_fault+0x3709/0x53e0
[  296.180271]  ? preempt_notifier_register+0x200/0x200
[  296.185395]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  296.190240]  ? __switch_to_asm+0x40/0x70
[  296.194312]  ? graph_lock+0x170/0x170
[  296.198114]  ? __switch_to_asm+0x40/0x70
[  296.202188]  ? print_usage_bug+0xc0/0xc0
[  296.206257]  ? graph_lock+0x170/0x170
[  296.210061]  ? graph_lock+0x170/0x170
[  296.213888]  ? handle_mm_fault+0x42a/0xc70
[  296.218126]  ? lock_downgrade+0x900/0x900
[  296.222296]  ? check_preemption_disabled+0x48/0x200
[  296.227336]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.233135]  ? kasan_check_read+0x11/0x20
[  296.237285]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.242570]  ? rcu_bh_qs+0xc0/0xc0
[  296.246110]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.251570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.257111]  ? check_preemption_disabled+0x48/0x200
[  296.262138]  handle_mm_fault+0x54f/0xc70
[  296.266205]  ? __handle_mm_fault+0x53e0/0x53e0
[  296.270794]  ? find_vma+0x34/0x190
[  296.274345]  __do_page_fault+0x67d/0xed0
[  296.278416]  ? mm_fault_error+0x380/0x380
[  296.282571]  ? trace_hardirqs_off+0xb8/0x300
[  296.286982]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.292365]  ? trace_hardirqs_on+0x310/0x310
[  296.296784]  do_page_fault+0xf2/0x7e0
[  296.300591]  ? vmalloc_sync_all+0x30/0x30
[  296.304743]  ? error_entry+0x70/0xd0
[  296.308462]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.313483]  ? trace_hardirqs_on_caller+0xc0/0x300
[  296.318414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.323346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.328195]  ? trace_hardirqs_off+0x300/0x300
[  296.332687]  ? trace_hardirqs_off_caller+0x300/0x300
[  296.337799]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.342822]  ? page_fault+0x8/0x30
[  296.346367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.351211]  ? page_fault+0x8/0x30
[  296.354757]  page_fault+0x1e/0x30
[  296.358211] RIP: 0033:0x404068
[  296.361412] Code: Bad RIP value.
[  296.364776] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  296.370149] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  296.377419] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  296.384691] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  296.391961] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  296.399230] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  296.406526] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  296.406603] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.413734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.413740] Call Trace:
[  296.413747]  <IRQ>
[  296.413773]  dump_stack+0x1c4/0x2b4
[  296.413791]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.420334] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.430043]  warn_alloc.cold.118+0xb7/0x1bd
[  296.432604] syz-fuzzer cpuset=
[  296.434751]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.438361] /
[  296.443547]  ? lock_downgrade+0x900/0x900
[  296.453750]  mems_allowed=0
[  296.458071]  ? trace_hardirqs_off+0xb8/0x300
[  296.479225]  ? trace_hardirqs_off+0xb8/0x300
[  296.483650]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.488528]  ? warn_alloc+0x120/0x120
[  296.492336]  ? warn_alloc+0x120/0x120
[  296.496145]  ? print_usage_bug+0xc0/0xc0
[  296.500210]  ? warn_alloc+0x120/0x120
[  296.504015]  ? print_usage_bug+0xc0/0xc0
[  296.508080]  ? __lock_acquire+0x7ec/0x4ec0
[  296.512317]  ? __lock_acquire+0x7ec/0x4ec0
[  296.516560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.522098]  ? should_fail+0x22d/0xd01
[  296.525991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.531096]  ? __lock_acquire+0x7ec/0x4ec0
[  296.535342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.540444]  ? __lock_acquire+0x7ec/0x4ec0
[  296.544680]  ? should_fail+0x22d/0xd01
[  296.548578]  ? mark_held_locks+0x130/0x130
[  296.552832]  ? mark_held_locks+0x130/0x130
[  296.557070]  ? graph_lock+0x170/0x170
[  296.560870]  ? graph_lock+0x170/0x170
[  296.564678]  ? graph_lock+0x170/0x170
[  296.568480]  ? print_usage_bug+0xc0/0xc0
[  296.572543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.578081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.583623]  ? check_preemption_disabled+0x48/0x200
[  296.588639]  ? check_preemption_disabled+0x48/0x200
[  296.593671]  ? __lock_is_held+0xb5/0x140
[  296.597740]  __alloc_pages_nodemask+0xa80/0xde0
[  296.602415]  ? graph_lock+0x170/0x170
[  296.606225]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.611237]  ? graph_lock+0x170/0x170
[  296.615055]  ? find_held_lock+0x36/0x1c0
[  296.619133]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.623807]  ? lock_downgrade+0x900/0x900
[  296.627964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.633508]  cache_grow_begin+0x91/0x8c0
[  296.637596]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.642018]  fallback_alloc+0x203/0x2e0
[  296.646001]  ____cache_alloc_node+0x1c7/0x1e0
[  296.650515]  kmem_cache_alloc_node+0xe3/0x730
[  296.655015]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.659266]  __alloc_skb+0x119/0x770
[  296.662980]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.668260]  ? skb_scrub_packet+0x490/0x490
[  296.672583]  ? lock_downgrade+0x900/0x900
[  296.676743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.682285]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.687741]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.693197]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.697634]  ndisc_alloc_skb+0x144/0x340
[  296.701701]  ndisc_send_rs+0x331/0x6e0
[  296.705596]  addrconf_rs_timer+0x3c0/0x6f0
[  296.709844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.714095]  call_timer_fn+0x272/0x920
[  296.717989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.722228]  ? process_timeout+0x40/0x40
[  296.726287]  ? find_held_lock+0x36/0x1c0
[  296.730358]  ? __run_timers+0x7da/0xc70
[  296.734339]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.738835]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.743334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.747571]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.752155]  ? trace_hardirqs_on+0xbd/0x310
[  296.756484]  ? kasan_check_read+0x11/0x20
[  296.760632]  ? __run_timers+0x7da/0xc70
[  296.764610]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.770070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.774318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.778556]  __run_timers+0x7e5/0xc70
[  296.782373]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.787739]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.792758]  ? graph_lock+0x170/0x170
[  296.796563]  ? enqueue_hrtimer+0x1a5/0x560
[  296.800805]  ? lock_release+0x970/0x970
[  296.804791]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.809994]  ? find_held_lock+0x36/0x1c0
[  296.814064]  ? graph_lock+0x170/0x170
[  296.817866]  ? pvclock_read_flags+0x160/0x160
[  296.822362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.827914]  ? check_preemption_disabled+0x48/0x200
[  296.832944]  ? __lock_is_held+0xb5/0x140
[  296.837008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.842548]  ? check_preemption_disabled+0x48/0x200
[  296.847574]  run_timer_softirq+0x52/0xb0
[  296.851661]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.856684]  __do_softirq+0x30b/0xad8
[  296.860497]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.865636]  ? pvclock_read_flags+0x160/0x160
[  296.870134]  ? lapic_next_event+0x5a/0x90
[  296.874289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.879840]  ? check_preemption_disabled+0x48/0x200
[  296.884859]  ? check_preemption_disabled+0x48/0x200
[  296.889881]  ? kvm_clock_read+0x18/0x30
[  296.893855]  ? kvm_sched_clock_read+0x9/0x20
[  296.898267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.903813]  ? check_preemption_disabled+0x48/0x200
[  296.908850]  irq_exit+0x17f/0x1c0
[  296.912313]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.917160]  ? smp_reschedule_interrupt+0x109/0x650
[  296.922179]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.928066]  ? interrupt_entry+0xb5/0xf0
[  296.932130]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.937144]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.942167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.947009]  ? trace_hardirqs_off+0x300/0x300
[  296.951502]  ? trace_hardirqs_off+0x300/0x300
[  296.956089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.961630]  ? check_preemption_disabled+0x48/0x200
[  296.966656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.971535]  apic_timer_interrupt+0xf/0x20
[  296.975763]  </IRQ>
[  296.978013] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  296.982942] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  297.001882] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  297.009595] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  297.016917] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  297.024190] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  297.031460] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  297.038729] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  297.046047]  skb_clone+0x1bb/0x500
[  297.049593]  ? skb_split+0x11e0/0x11e0
[  297.053490]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.058260]  ? lockdep_hardirqs_on+0x421/0x5c0
[  297.062852]  ? retint_kernel+0x2d/0x2d
[  297.066753]  ? trace_hardirqs_on_caller+0xc0/0x300
[  297.071691]  ? retint_kernel+0x2d/0x2d
[  297.075594]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.080378]  bpf_clone_redirect+0xb9/0x490
[  297.084625]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  297.089842]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  297.094876]  ? retint_kernel+0x2d/0x2d
[  297.098783]  ? find_held_lock+0x36/0x1c0
[  297.102860]  ? lock_acquire+0x1ed/0x520
[  297.106840]  ? bpf_test_run+0x32e/0x5a0
[  297.110824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.116364]  ? check_preemption_disabled+0x48/0x200
[  297.121390]  ? kasan_check_read+0x11/0x20
[  297.125551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.130835]  ? rcu_bh_qs+0xc0/0xc0
[  297.134380]  ? preempt_schedule+0x4d/0x60
[  297.138531]  ? ___preempt_schedule+0x16/0x18
[  297.142958]  ? bpf_test_run+0x1c0/0x5a0
[  297.146943]  ? netlink_diag_dump+0x2a0/0x2a0
[  297.151360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.156906]  ? bpf_test_init.isra.9+0x70/0x100
[  297.161675]  ? bpf_prog_test_run_skb+0x634/0xb40
[  297.166449]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.171296]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.176857]  ? fput+0x130/0x1a0
[  297.180146]  ? __bpf_prog_get+0x9b/0x290
[  297.184219]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.189068]  ? bpf_prog_test_run+0x130/0x1a0
[  297.193494]  ? __x64_sys_bpf+0x3d8/0x510
[  297.197561]  ? bpf_prog_get+0x20/0x20
[  297.201387]  ? do_syscall_64+0x2a5/0x820
[  297.205462]  ? do_syscall_64+0x1b9/0x820
[  297.209527]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  297.214895]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.219835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.224683]  ? trace_hardirqs_off+0x300/0x300
[  297.229180]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  297.234200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.239738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  297.244777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.249645]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.255025] warn_alloc_show_mem: 1 callbacks suppressed
[  297.255038] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  297.255040] Mem-Info:
[  297.255070] active_anon:38791 inactive_anon:372 isolated_anon:0
[  297.255070]  active_file:33 inactive_file:13 isolated_file:0
[  297.255070]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.255070]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  297.255070]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  297.255070]  free:13743 free_pcp:141 free_cma:0
[  297.260409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.260419] Call Trace:
[  297.267354] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  297.269754]  <IRQ>
[  297.302632] Node 0 
[  297.312033]  dump_stack+0x1c4/0x2b4
[  297.314618] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.342830]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.344966] lowmem_reserve[]:
[  297.347218]  warn_alloc.cold.118+0xb7/0x1bd
[  297.350817]  0
[  297.376357]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.381529]  2817
[  297.384635]  ? lock_downgrade+0x900/0x900
[  297.388933]  6321
[  297.390738]  ? trace_hardirqs_off+0xb8/0x300
[  297.395550]  6321
[  297.397611]  ? trace_hardirqs_off+0xb8/0x300
[  297.401732] Node 0 
[  297.403800]  __alloc_pages_slowpath+0x2667/0x2d80
[  297.408212] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  297.410275]  ? warn_alloc+0x120/0x120
[  297.414628] lowmem_reserve[]: 0
[  297.416876]  ? warn_alloc+0x120/0x120
[  297.422106]  0 3503
[  297.449279]  ? print_usage_bug+0xc0/0xc0
[  297.453057]  3503
[  297.456334]  ? warn_alloc+0x120/0x120
[  297.462341]  ? print_usage_bug+0xc0/0xc0
[  297.466378] Node 0 
[  297.468439]  ? __lock_acquire+0x7ec/0x4ec0
[  297.472246] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  297.476278]  ? __lock_acquire+0x7ec/0x4ec0
[  297.478496] lowmem_reserve[]:
[  297.482727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.511163]  0
[  297.515401]  ? should_fail+0x22d/0xd01
[  297.518482]  0
[  297.524019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.525804]  0
[  297.529684]  ? __lock_acquire+0x7ec/0x4ec0
[  297.531467]  0
[  297.536564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.542563]  ? __lock_acquire+0x7ec/0x4ec0
[  297.542580]  ? should_fail+0x22d/0xd01
[  297.544362] Node 0 
[  297.549466]  ? mark_held_locks+0x130/0x130
[  297.553663] DMA: 1*4kB 
[  297.557556]  ? mark_held_locks+0x130/0x130
[  297.559797] (U) 
[  297.564026]  ? graph_lock+0x170/0x170
[  297.566588] 0*8kB 0*16kB 
[  297.570831]  ? graph_lock+0x170/0x170
[  297.572785] 1*32kB (U) 
[  297.576592]  ? graph_lock+0x170/0x170
[  297.579332] 2*64kB 
[  297.583129]  ? print_usage_bug+0xc0/0xc0
[  297.585691] (U) 
[  297.589490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.591704] 1*128kB 
[  297.595758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.597716] (U) 
[  297.603250]  ? check_preemption_disabled+0x48/0x200
[  297.605552] 1*256kB 
[  297.611086]  ? check_preemption_disabled+0x48/0x200
[  297.613040] (U) 
[  297.618060]  ? __lock_is_held+0xb5/0x140
[  297.620353] 0*512kB 
[  297.625367]  __alloc_pages_nodemask+0xa80/0xde0
[  297.627323] 1*1024kB 
[  297.631376]  ? graph_lock+0x170/0x170
[  297.633681] (U) 
[  297.638347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.640735] 1*2048kB 
[  297.644528]  ? graph_lock+0x170/0x170
[  297.646483] (M) 
[  297.651504]  ? find_held_lock+0x36/0x1c0
[  297.653891] 3*4096kB 
[  297.657692]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.659638] (M) 
[  297.663695]  ? lock_downgrade+0x900/0x900
[  297.666084] = 15908kB
[  297.670749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.672705] Node 0 
[  297.676854]  cache_grow_begin+0x91/0x8c0
[  297.679233] DMA32: 4*4kB 
[  297.684783]  ? do_raw_spin_unlock+0xa7/0x2f0
[  297.686999] (M) 
[  297.691060]  fallback_alloc+0x203/0x2e0
[  297.693795] 0*8kB 
[  297.698212]  ____cache_alloc_node+0x1c7/0x1e0
[  297.700164] 4*16kB 
[  297.704138]  kmem_cache_alloc_node+0xe3/0x730
[  297.706264] (M) 
[  297.710755]  ? ipv6_get_ifaddr+0x42e/0x620
[  297.712974] 1*32kB 
[  297.717467]  __alloc_skb+0x119/0x770
[  297.719416] (M) 
[  297.723648]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.725884] 4*64kB 
[  297.729592]  ? skb_scrub_packet+0x490/0x490
[  297.731544] (UM) 
[  297.736816]  ? lock_downgrade+0x900/0x900
[  297.736840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.739055] 2*128kB 
[  297.743386]  ? refcount_sub_and_test_checked+0x203/0x310
[  297.745422] (M) 
[  297.749566]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  297.755078] 2*256kB 
[  297.757400]  ? addrconf_rs_timer+0x6f0/0x6f0
[  297.762827] (M) 
[  297.764809]  ndisc_alloc_skb+0x144/0x340
[  297.770228] 3*512kB (M) 
[  297.772562]  ndisc_send_rs+0x331/0x6e0
[  297.776943] 4*1024kB 
[  297.778921]  addrconf_rs_timer+0x3c0/0x6f0
[  297.782953] (UM) 
[  297.785623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.789487] 1*2048kB 
[  297.791902]  call_timer_fn+0x272/0x920
[  297.796099] (U) 
[  297.798160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.802366] 4*4096kB 
[  297.804782]  ? process_timeout+0x40/0x40
[  297.808643] (M) 
[  297.810615]  ? find_held_lock+0x36/0x1c0
[  297.814828] = 25200kB
[  297.817252]  ? mark_held_locks+0xc7/0x130
[  297.821284] Node 0 
[  297.823263]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.827299] Normal: 
[  297.829709]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.833840] 1032*4kB 
[  297.836078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.840549] (UME) 
[  297.842871]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  297.847342] 423*8kB 
[  297.849753]  ? trace_hardirqs_on+0xbd/0x310
[  297.853960] (UME) 205*16kB 
[  297.856114]  ? kasan_check_read+0x11/0x20
[  297.856133]  ? __run_timers+0x7da/0xc70
[  297.860686] (UME) 58*32kB 
[  297.863024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.867323] (UME) 
[  297.870259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.874379] 17*64kB 
[  297.878359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.881174] (UM) 
[  297.886625]  __run_timers+0x7e5/0xc70
[  297.888752] 1*128kB 
[  297.892997]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.895284] (U) 
[  297.899521]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.901561] 0*256kB 
[  297.905376]  ? graph_lock+0x170/0x170
[  297.907670] 0*512kB 0*1024kB 
[  297.913041]  ? print_usage_bug+0xc0/0xc0
[  297.914993] 0*2048kB 
[  297.920003]  ? lock_release+0x970/0x970
[  297.922310] 0*4096kB 
[  297.926107]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.929189] = 13864kB
[  297.933249]  ? find_held_lock+0x36/0x1c0
[  297.935637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.939602]  ? graph_lock+0x170/0x170
[  297.941998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.947179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.949574] 427 total pagecache pages
[  297.953645]  ? check_preemption_disabled+0x48/0x200
[  297.962496] 0 pages in swap cache
[  297.966308]  ? __lock_is_held+0xb5/0x140
[  297.974842] Swap cache stats: add 0, delete 0, find 0/0
[  297.974852] Free swap  = 0kB
[  297.980393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.984167] Total swap = 0kB
[  297.989185]  ? check_preemption_disabled+0x48/0x200
[  297.992607] 1965979 pages RAM
[  297.996668]  run_timer_softirq+0x52/0xb0
[  298.002011] 0 pages HighMem/MovableOnly
[  298.005034]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.010542] 342744 pages reserved
[  298.010551] 0 pages cma reserved
[  298.013572]  __do_softirq+0x30b/0xad8
[  298.018639] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.021770]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.025905] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.029783]  ? pvclock_read_flags+0x160/0x160
[  298.034793] syz-executor7 cpuset=
[  298.038245]  ? lapic_next_event+0x5a/0x90
[  298.041589] syz7
[  298.045388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.051857]  mems_allowed=0
[  298.056976]  ? check_preemption_disabled+0x48/0x200
[  298.094925]  ? check_preemption_disabled+0x48/0x200
[  298.099956]  ? kvm_clock_read+0x18/0x30
[  298.103936]  ? kvm_sched_clock_read+0x9/0x20
[  298.108349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.113893]  ? check_preemption_disabled+0x48/0x200
[  298.118926]  irq_exit+0x17f/0x1c0
[  298.122387]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.127234]  ? smp_reschedule_interrupt+0x109/0x650
[  298.132258]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.138154]  ? interrupt_entry+0xb5/0xf0
[  298.142221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.147238]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.152262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.157114]  ? trace_hardirqs_off+0x300/0x300
[  298.161610]  ? trace_hardirqs_off+0x300/0x300
[  298.166112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.171676]  ? check_preemption_disabled+0x48/0x200
[  298.176716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.181585]  apic_timer_interrupt+0xf/0x20
[  298.185822]  </IRQ>
[  298.188074] RIP: 0010:console_unlock+0x1017/0x11a0
[  298.193026] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  298.211940] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  298.219690] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  298.226966] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  298.234250] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  298.241552] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  298.248834] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  298.256131]  ? netconsole_netdev_event+0x280/0x280
[  298.261093]  ? console_unlock+0x100e/0x11a0
[  298.265446]  ? devkmsg_read+0xbb0/0xbb0
[  298.269429]  ? lock_release+0x970/0x970
[  298.273412]  ? retint_kernel+0x2d/0x2d
[  298.277386]  vprintk_emit+0x33d/0x930
[  298.281219]  ? wake_up_klogd+0x180/0x180
[  298.285318]  ? find_held_lock+0x36/0x1c0
[  298.289444]  ? mark_held_locks+0xc7/0x130
[  298.293641]  vprintk_default+0x28/0x30
[  298.297544]  vprintk_func+0x7e/0x181
[  298.301277]  printk+0xa7/0xcf
[  298.304404]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  298.309180]  ? kasan_check_write+0x14/0x20
[  298.313439]  ? do_raw_spin_lock+0xc1/0x200
[  298.317693]  show_free_areas.cold.119+0x1f34/0x215d
[  298.322750]  ? si_meminfo_node+0x260/0x260
[  298.326998]  ? __lock_acquire+0x7ec/0x4ec0
[  298.331247]  ? __lock_acquire+0x7ec/0x4ec0
[  298.335482]  ? __lock_acquire+0x7ec/0x4ec0
[  298.339719]  ? kasan_check_write+0x14/0x20
[  298.343974]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  298.349792]  ? mark_held_locks+0x130/0x130
[  298.354034]  ? mark_held_locks+0x130/0x130
[  298.358282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.363843]  ? graph_lock+0x170/0x170
[  298.367657]  ? put_dec+0x3b/0xf0
[  298.371032]  ? number+0x972/0xca0
[  298.374493]  ? __lock_acquire+0x7ec/0x4ec0
[  298.378734]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  298.384303]  ? find_held_lock+0x36/0x1c0
[  298.388382]  ? serial8250_console_write+0x8b3/0xb10
[  298.393404]  ? lock_downgrade+0x900/0x900
[  298.397559]  ? graph_lock+0x170/0x170
[  298.401361]  ? graph_lock+0x170/0x170
[  298.405166]  ? print_usage_bug+0xc0/0xc0
[  298.409229]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.413642]  ? trace_hardirqs_on+0x310/0x310
[  298.418054]  ? wq_watchdog_touch+0x9c/0xfe
[  298.422291]  ? io_serial_in+0x11/0x90
[  298.426109]  ? find_held_lock+0x36/0x1c0
[  298.430688]  ? mark_held_locks+0xc7/0x130
[  298.434851]  ? netconsole_netdev_event+0x280/0x280
[  298.439793]  ? console_unlock+0xfe2/0x11a0
[  298.444032]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.448620]  ? trace_hardirqs_on+0xbd/0x310
[  298.452947]  ? vprintk_emit+0x33d/0x930
[  298.456928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.462383]  ? kasan_check_write+0x14/0x20
[  298.466615]  ? do_raw_spin_lock+0xc1/0x200
[  298.470858]  ? netconsole_netdev_event+0x280/0x280
[  298.475793]  ? console_unlock+0x98e/0x11a0
[  298.480043]  ? devkmsg_read+0xbb0/0xbb0
[  298.484020]  ? vprintk_emit+0x7f7/0x930
[  298.487999]  ? lock_release+0x970/0x970
[  298.491981]  ? preempt_count_add+0x7d/0x160
[  298.496312]  ? wake_up_klogd+0x11a/0x180
[  298.500379]  ? console_device+0xc0/0xc0
[  298.504359]  ? do_raw_spin_lock+0xc1/0x200
[  298.508603]  ? vprintk_emit+0x268/0x930
[  298.512584]  ? wake_up_klogd+0x180/0x180
[  298.516647]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.521412]  ? trace_hardirqs_off_caller+0x300/0x300
[  298.526529]  ? retint_kernel+0x1b/0x2d
[  298.530434]  ? trace_hardirqs_on+0x310/0x310
[  298.534859]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.539628]  ? retint_kernel+0x2d/0x2d
[  298.543528]  ? arch_local_irq_restore+0x45/0x52
[  298.548204]  ? save_image_lzo.cold.20+0x629/0xecf
[  298.553050]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  298.557828]  ? show_mem+0x1e/0x17b
[  298.561379]  show_mem+0x34/0x17b
[  298.564762]  dump_header+0x2f1/0xf72
[  298.569274]  ? pagefault_out_of_memory+0x197/0x197
[  298.574220]  ? __lock_acquire+0x7ec/0x4ec0
[  298.578463]  ? print_usage_bug+0xc0/0xc0
[  298.582536]  ? graph_lock+0x170/0x170
[  298.586336]  ? graph_lock+0x170/0x170
[  298.590136]  ? print_usage_bug+0xc0/0xc0
[  298.594195]  ? print_usage_bug+0xc0/0xc0
[  298.598262]  ? print_usage_bug+0xc0/0xc0
[  298.602375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.607923]  ? find_held_lock+0x36/0x1c0
[  298.611996]  ? mark_held_locks+0xc7/0x130
[  298.616150]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.621259]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.626368]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.630954]  ? trace_hardirqs_on+0xbd/0x310
[  298.635282]  ? kasan_check_read+0x11/0x20
[  298.639440]  ? ___ratelimit+0x36f/0x655
[  298.643420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.648873]  ? trace_hardirqs_on+0x310/0x310
[  298.653282]  ? lock_downgrade+0x900/0x900
[  298.657447]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.662556]  ? ___ratelimit+0xaa/0x655
[  298.666451]  ? idr_get_free+0xec0/0xec0
[  298.670429]  ? kasan_check_write+0x14/0x20
[  298.674665]  ? do_raw_spin_lock+0xc1/0x200
[  298.678912]  oom_kill_process.cold.27+0x10/0x903
[  298.683671]  ? graph_lock+0x170/0x170
[  298.687474]  ? _raw_spin_unlock+0x2c/0x50
[  298.691626]  ? oom_badness+0xe6/0xaa0
[  298.695436]  ? oom_evaluate_task+0x540/0x540
[  298.699854]  ? find_held_lock+0x36/0x1c0
[  298.703928]  ? out_of_memory+0x974/0x14c0
[  298.708084]  ? lock_downgrade+0x900/0x900
[  298.712237]  ? check_preemption_disabled+0x48/0x200
[  298.717275]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.723081]  ? kasan_check_read+0x11/0x20
[  298.727235]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.732519]  ? rcu_bh_qs+0xc0/0xc0
[  298.736066]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.741088]  ? oom_evaluate_task+0x302/0x540
[  298.745508]  out_of_memory+0xa86/0x14c0
[  298.749496]  ? oom_killer_disable+0x3a0/0x3a0
[  298.753993]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  298.758929]  ? __mutex_add_waiter+0x2a0/0x2a0
[  298.763441]  __alloc_pages_slowpath+0x2318/0x2d80
[  298.768324]  ? warn_alloc+0x120/0x120
[  298.772142]  ? find_get_entry+0x2f2/0xc40
[  298.776312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.781856]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  298.786792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.792333]  ? should_fail+0x22d/0xd01
[  298.796229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.801333]  ? __lock_is_held+0xb5/0x140
[  298.805423]  ? __lock_is_held+0xb5/0x140
[  298.809502]  ? ___might_sleep+0x1ed/0x300
[  298.813662]  ? lock_release+0x970/0x970
[  298.817641]  ? arch_local_save_flags+0x40/0x40
[  298.822260]  ? __might_sleep+0x95/0x190
[  298.826241]  __alloc_pages_nodemask+0xa80/0xde0
[  298.830923]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.835946]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.841746]  ? kasan_check_read+0x11/0x20
[  298.845912]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.851217]  ? graph_lock+0x170/0x170
[  298.855020]  ? print_usage_bug+0xc0/0xc0
[  298.859086]  ? graph_lock+0x170/0x170
[  298.862891]  ? graph_lock+0x170/0x170
[  298.866695]  ? __do_page_cache_readahead+0x7ce/0x980
[  298.871805]  ? find_held_lock+0x36/0x1c0
[  298.875890]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  298.881437]  alloc_pages_current+0x10c/0x210
[  298.885848]  ? lock_downgrade+0x900/0x900
[  298.890002]  __page_cache_alloc+0x38f/0x5b0
[  298.894332]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.900136]  ? kasan_check_read+0x11/0x20
[  298.904291]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.909578]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  298.914250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.919796]  ? check_preemption_disabled+0x48/0x200
[  298.924825]  filemap_fault+0x1594/0x25f0
[  298.928911]  ? __lock_page_or_retry+0xa00/0xa00
[  298.933584]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.938082]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.942672]  ? trace_hardirqs_on+0xbd/0x310
[  298.946996]  ? kasan_check_read+0x11/0x20
[  298.951150]  ? finish_task_switch+0x1f5/0x900
[  298.955650]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.961104]  ? compat_start_thread+0x80/0x80
[  298.965519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.971066]  ? _raw_spin_unlock_irq+0x60/0x80
[  298.975566]  ? finish_task_switch+0x1f5/0x900
[  298.980061]  ? finish_task_switch+0x1b5/0x900
[  298.984558]  ? __switch_to_asm+0x34/0x70
[  298.988622]  ? __switch_to_asm+0x34/0x70
[  298.992686]  ? __switch_to_asm+0x34/0x70
[  298.996748]  ? __switch_to_asm+0x40/0x70
[  299.000814]  ? __switch_to_asm+0x34/0x70
[  299.004876]  ? __switch_to_asm+0x40/0x70
[  299.008933]  ? __switch_to_asm+0x34/0x70
[  299.012997]  ? __switch_to_asm+0x40/0x70
[  299.017057]  ? __switch_to_asm+0x34/0x70
[  299.021130]  ? graph_lock+0x170/0x170
[  299.024931]  ? __switch_to_asm+0x40/0x70
[  299.029000]  ? __schedule+0x874/0x1ed0
[  299.032908]  ? lock_acquire+0x1ed/0x520
[  299.036883]  ? ext4_filemap_fault+0x7a/0xad
[  299.041219]  ? lock_release+0x970/0x970
[  299.045195]  ? arch_local_save_flags+0x40/0x40
[  299.049792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.054554]  ? trace_hardirqs_off_caller+0x300/0x300
[  299.059657]  ? retint_kernel+0x1b/0x2d
[  299.063561]  ? down_read+0xb0/0x1d0
[  299.067188]  ? ext4_filemap_fault+0x7a/0xad
[  299.071518]  ? __down_interruptible+0x700/0x700
[  299.076192]  ? retint_kernel+0x2d/0x2d
[  299.080094]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  299.084687]  ext4_filemap_fault+0x82/0xad
[  299.088840]  __do_fault+0x100/0x6b0
[  299.092472]  ? lock_downgrade+0x900/0x900
[  299.096620]  ? print_bad_pte+0x6c0/0x6c0
[  299.100692]  ? do_futex+0x249/0x26d0
[  299.104413]  ? finish_task_switch+0x1f5/0x900
[  299.108921]  ? kasan_check_read+0x11/0x20
[  299.113077]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.117492]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  299.122079]  ? add_mm_counter_fast+0xd0/0xd0
[  299.126507]  __handle_mm_fault+0x3709/0x53e0
[  299.130924]  ? preempt_notifier_register+0x200/0x200
[  299.136044]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  299.140888]  ? __switch_to_asm+0x40/0x70
[  299.144955]  ? graph_lock+0x170/0x170
[  299.148755]  ? __switch_to_asm+0x40/0x70
[  299.152835]  ? print_usage_bug+0xc0/0xc0
[  299.156909]  ? graph_lock+0x170/0x170
[  299.160715]  ? graph_lock+0x170/0x170
[  299.164542]  ? handle_mm_fault+0x42a/0xc70
[  299.168790]  ? lock_downgrade+0x900/0x900
[  299.172942]  ? check_preemption_disabled+0x48/0x200
[  299.177974]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.183782]  ? kasan_check_read+0x11/0x20
[  299.187939]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.193229]  ? rcu_bh_qs+0xc0/0xc0
[  299.196784]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.202242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.207792]  ? check_preemption_disabled+0x48/0x200
[  299.212824]  handle_mm_fault+0x54f/0xc70
[  299.216893]  ? __handle_mm_fault+0x53e0/0x53e0
[  299.221486]  ? find_vma+0x34/0x190
[  299.225035]  __do_page_fault+0x67d/0xed0
[  299.229109]  ? mm_fault_error+0x380/0x380
[  299.233262]  ? trace_hardirqs_off+0xb8/0x300
[  299.237681]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.243057]  ? trace_hardirqs_on+0x310/0x310
[  299.247483]  do_page_fault+0xf2/0x7e0
[  299.251291]  ? vmalloc_sync_all+0x30/0x30
[  299.255462]  ? error_entry+0x70/0xd0
[  299.259199]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.264226]  ? trace_hardirqs_on_caller+0xc0/0x300
[  299.269163]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.274104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.278957]  ? trace_hardirqs_off+0x300/0x300
[  299.283457]  ? trace_hardirqs_off_caller+0x300/0x300
[  299.288587]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.293629]  ? page_fault+0x8/0x30
[  299.297188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.302057]  ? page_fault+0x8/0x30
[  299.305612]  page_fault+0x1e/0x30
[  299.309075] RIP: 0033:0x404068
[  299.312274] Code: Bad RIP value.
[  299.315651] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  299.321562] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  299.328849] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  299.336127] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  299.343405] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  299.350685] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  299.357999] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  299.358070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.365203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.365209] Call Trace:
[  299.365216]  <IRQ>
[  299.365236]  dump_stack+0x1c4/0x2b4
[  299.365251]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.365280]  warn_alloc.cold.118+0xb7/0x1bd
[  299.371828] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.381152]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.383717] syz-fuzzer cpuset=
[  299.385868]  ? lock_downgrade+0x900/0x900
[  299.389472] /
[  299.394669]  ? trace_hardirqs_off+0xb8/0x300
[  299.398968]  mems_allowed=0
[  299.409207]  ? trace_hardirqs_off+0xb8/0x300
[  299.434815]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.439704]  ? warn_alloc+0x120/0x120
[  299.443515]  ? trace_hardirqs_on+0x310/0x310
[  299.447935]  ? warn_alloc+0x120/0x120
[  299.451743]  ? print_usage_bug+0xc0/0xc0
[  299.455820]  ? warn_alloc+0x120/0x120
[  299.459624]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.464644]  ? print_usage_bug+0xc0/0xc0
[  299.468716]  ? __lock_acquire+0x7ec/0x4ec0
[  299.472954]  ? __lock_acquire+0x7ec/0x4ec0
[  299.477193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.482736]  ? should_fail+0x22d/0xd01
[  299.486637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.491765]  ? __lock_acquire+0x7ec/0x4ec0
[  299.496019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.501129]  ? __lock_acquire+0x7ec/0x4ec0
[  299.505367]  ? should_fail+0x22d/0xd01
[  299.509255]  ? print_usage_bug+0xc0/0xc0
[  299.513344]  ? mark_held_locks+0x130/0x130
[  299.517590]  ? mark_held_locks+0x130/0x130
[  299.521848]  ? graph_lock+0x170/0x170
[  299.525650]  ? print_usage_bug+0xc0/0xc0
[  299.529718]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.534482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.540053]  ? check_preemption_disabled+0x48/0x200
[  299.545079]  ? check_preemption_disabled+0x48/0x200
[  299.550115]  ? __lock_is_held+0xb5/0x140
[  299.554190]  __alloc_pages_nodemask+0xa80/0xde0
[  299.558862]  ? graph_lock+0x170/0x170
[  299.562670]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.567687]  ? graph_lock+0x170/0x170
[  299.571509]  ? find_held_lock+0x36/0x1c0
[  299.575585]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.580264]  ? lock_downgrade+0x900/0x900
[  299.584426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.589975]  cache_grow_begin+0x91/0x8c0
[  299.594042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.598465]  fallback_alloc+0x203/0x2e0
[  299.602452]  ____cache_alloc_node+0x1c7/0x1e0
[  299.606957]  kmem_cache_alloc_node+0xe3/0x730
[  299.611456]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.615705]  __alloc_skb+0x119/0x770
[  299.619421]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.624703]  ? skb_scrub_packet+0x490/0x490
[  299.629026]  ? lock_downgrade+0x900/0x900
[  299.633186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.638727]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.644188]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.649643]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.654069]  ndisc_alloc_skb+0x144/0x340
[  299.658147]  ndisc_send_rs+0x331/0x6e0
[  299.662046]  addrconf_rs_timer+0x3c0/0x6f0
[  299.666291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.670544]  call_timer_fn+0x272/0x920
[  299.674439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.678681]  ? process_timeout+0x40/0x40
[  299.682744]  ? find_held_lock+0x36/0x1c0
[  299.686827]  ? __run_timers+0x7da/0xc70
[  299.690814]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.695311]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.699823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.704061]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.708909]  ? trace_hardirqs_on+0xbd/0x310
[  299.713239]  ? kasan_check_read+0x11/0x20
[  299.717390]  ? __run_timers+0x7da/0xc70
[  299.721369]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.726839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.731085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.735321]  __run_timers+0x7e5/0xc70
[  299.739143]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.744509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.749529]  ? graph_lock+0x170/0x170
[  299.753347]  ? enqueue_hrtimer+0x1a5/0x560
[  299.757582]  ? lock_release+0x970/0x970
[  299.761559]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.766768]  ? find_held_lock+0x36/0x1c0
[  299.770843]  ? graph_lock+0x170/0x170
[  299.774645]  ? pvclock_read_flags+0x160/0x160
[  299.779148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.784692]  ? check_preemption_disabled+0x48/0x200
[  299.789721]  ? __lock_is_held+0xb5/0x140
[  299.793795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.799342]  ? check_preemption_disabled+0x48/0x200
[  299.804370]  run_timer_softirq+0x52/0xb0
[  299.808434]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.813457]  __do_softirq+0x30b/0xad8
[  299.817269]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.822380]  ? pvclock_read_flags+0x160/0x160
[  299.826875]  ? lapic_next_event+0x5a/0x90
[  299.831047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.836594]  ? check_preemption_disabled+0x48/0x200
[  299.841615]  ? check_preemption_disabled+0x48/0x200
[  299.846643]  ? kvm_clock_read+0x18/0x30
[  299.850618]  ? kvm_sched_clock_read+0x9/0x20
[  299.855035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.860577]  ? check_preemption_disabled+0x48/0x200
[  299.865607]  irq_exit+0x17f/0x1c0
[  299.869065]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.873907]  ? smp_reschedule_interrupt+0x109/0x650
[  299.878931]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.884822]  ? interrupt_entry+0xb5/0xf0
[  299.888892]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.893912]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.898932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.903785]  ? trace_hardirqs_off+0x300/0x300
[  299.908284]  ? trace_hardirqs_off+0x300/0x300
[  299.912788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.918337]  ? check_preemption_disabled+0x48/0x200
[  299.923365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.928223]  apic_timer_interrupt+0xf/0x20
[  299.932456]  </IRQ>
[  299.934699] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  299.939630] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  299.958539] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  299.966253] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.973521] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  299.980790] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  299.988068] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  299.995337] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  300.002654]  skb_clone+0x1bb/0x500
[  300.006200]  ? skb_split+0x11e0/0x11e0
[  300.010092]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.014875]  ? lockdep_hardirqs_on+0x421/0x5c0
[  300.019464]  ? retint_kernel+0x2d/0x2d
[  300.023356]  ? trace_hardirqs_on_caller+0xc0/0x300
[  300.028290]  ? retint_kernel+0x2d/0x2d
[  300.032182]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.036946]  bpf_clone_redirect+0xb9/0x490
[  300.041184]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  300.046386]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  300.051412]  ? retint_kernel+0x2d/0x2d
[  300.055310]  ? find_held_lock+0x36/0x1c0
[  300.059386]  ? lock_acquire+0x1ed/0x520
[  300.063369]  ? bpf_test_run+0x32e/0x5a0
[  300.067345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.072888]  ? check_preemption_disabled+0x48/0x200
[  300.077914]  ? kasan_check_read+0x11/0x20
[  300.082065]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.087343]  ? rcu_bh_qs+0xc0/0xc0
[  300.090893]  ? preempt_schedule+0x4d/0x60
[  300.095042]  ? ___preempt_schedule+0x16/0x18
[  300.099476]  ? bpf_test_run+0x1c0/0x5a0
[  300.103464]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.107878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.113414]  ? bpf_test_init.isra.9+0x70/0x100
[  300.118004]  ? bpf_prog_test_run_skb+0x634/0xb40
[  300.122776]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.127629]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.133164]  ? fput+0x130/0x1a0
[  300.136444]  ? __bpf_prog_get+0x9b/0x290
[  300.140509]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.145365]  ? bpf_prog_test_run+0x130/0x1a0
[  300.149785]  ? __x64_sys_bpf+0x3d8/0x510
[  300.153853]  ? bpf_prog_get+0x20/0x20
[  300.157673]  ? do_syscall_64+0x2a5/0x820
[  300.161744]  ? do_syscall_64+0x1b9/0x820
[  300.165823]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  300.171192]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.176122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.180971]  ? trace_hardirqs_off+0x300/0x300
[  300.185468]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.190490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.196033]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.201059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.205914]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.211293] warn_alloc_show_mem: 1 callbacks suppressed
[  300.211312] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  300.211314] Mem-Info:
[  300.211345] active_anon:38791 inactive_anon:372 isolated_anon:0
[  300.211345]  active_file:33 inactive_file:13 isolated_file:0
[  300.211345]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.211345]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  300.211345]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  300.211345]  free:13743 free_pcp:141 free_cma:0
[  300.216680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.216689] Call Trace:
[  300.223627] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.226029]  <IRQ>
[  300.258934] Node 0 
[  300.268305]  dump_stack+0x1c4/0x2b4
[  300.270885] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.298634]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.300764] lowmem_reserve[]: 0
[  300.303022]  warn_alloc.cold.118+0xb7/0x1bd
[  300.306613]  2817 6321
[  300.332137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.337308]  6321
[  300.340586]  ? lock_downgrade+0x900/0x900
[  300.344887] Node 0 
[  300.347384]  ? trace_hardirqs_off+0xb8/0x300
[  300.352225] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  300.354260]  ? trace_hardirqs_off+0xb8/0x300
[  300.358378] lowmem_reserve[]: 0
[  300.360627]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.365007]  0
[  300.392198]  ? warn_alloc+0x120/0x120
[  300.396572]  3503
[  300.399871]  ? warn_alloc+0x120/0x120
[  300.404687]  3503
[  300.406490]  ? print_usage_bug+0xc0/0xc0
[  300.410272] Node 0 
[  300.412343]  ? warn_alloc+0x120/0x120
[  300.416160] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  300.418200]  ? print_usage_bug+0xc0/0xc0
[  300.422227] lowmem_reserve[]: 0
[  300.424484]  ? __lock_acquire+0x7ec/0x4ec0
[  300.428789]  0 0
[  300.457362]  ? __lock_acquire+0x7ec/0x4ec0
[  300.461400]  0
[  300.464682]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.468923] Node 0 
[  300.470903]  ? should_fail+0x22d/0xd01
[  300.475116] DMA: 
[  300.476920]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.482440] 1*4kB 
[  300.484676]  ? __lock_acquire+0x7ec/0x4ec0
[  300.488541] (U) 
[  300.490604]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.495676] 0*8kB 0*16kB 
[  300.497837]  ? __lock_acquire+0x7ec/0x4ec0
[  300.502044] 1*32kB (U) 
[  300.504036]  ? should_fail+0x22d/0xd01
[  300.509121] 2*64kB 
[  300.511893]  ? mark_held_locks+0x130/0x130
[  300.516089] (U) 
[  300.518676]  ? mark_held_locks+0x130/0x130
[  300.522544] 1*128kB (U) 
[  300.524792]  ? graph_lock+0x170/0x170
[  300.529004] 1*256kB (U) 
[  300.530995]  ? graph_lock+0x170/0x170
[  300.535207] 0*512kB 
[  300.537883]  ? graph_lock+0x170/0x170
[  300.541653] 1*1024kB (U) 
[  300.544340]  ? print_usage_bug+0xc0/0xc0
[  300.548115] 1*2048kB (M) 
[  300.550456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.554237] 3*4096kB 
[  300.557004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.561046] (M) 
[  300.563810]  ? check_preemption_disabled+0x48/0x200
[  300.569346] = 15908kB
[  300.569357] Node 0 
[  300.571783]  ? check_preemption_disabled+0x48/0x200
[  300.577289] DMA32: 
[  300.579288]  ? __lock_is_held+0xb5/0x140
[  300.584276] 4*4kB 
[  300.586701]  __alloc_pages_nodemask+0xa80/0xde0
[  300.588902] (M) 
[  300.593919]  ? graph_lock+0x170/0x170
[  300.596137] 0*8kB 
[  300.600197]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.602326] 4*16kB (M) 
[  300.607003]  ? graph_lock+0x170/0x170
[  300.608958] 1*32kB 
[  300.612775]  ? find_held_lock+0x36/0x1c0
[  300.614885] (M) 
[  300.619912]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.622469] 4*64kB 
[  300.626273]  ? lock_downgrade+0x900/0x900
[  300.628492] (UM) 
[  300.632558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.634511] 2*128kB 
[  300.639178]  cache_grow_begin+0x91/0x8c0
[  300.641388] (M) 
[  300.645537]  ? do_raw_spin_unlock+0xa7/0x2f0
[  300.647575] 2*256kB 
[  300.653124]  fallback_alloc+0x203/0x2e0
[  300.655422] (M) 
[  300.659576]  ____cache_alloc_node+0x1c7/0x1e0
[  300.661519] 3*512kB (M) 
[  300.665942]  kmem_cache_alloc_node+0xe3/0x730
[  300.668238] 4*1024kB 
[  300.672215]  ? ipv6_get_ifaddr+0x42e/0x620
[  300.674165] (UM) 
[  300.678665]  __alloc_skb+0x119/0x770
[  300.681305] 1*2048kB (U) 
[  300.685824]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.688208] 4*4096kB 
[  300.692445]  ? skb_scrub_packet+0x490/0x490
[  300.694520] (M) 
[  300.698236]  ? lock_downgrade+0x900/0x900
[  300.700976] = 25200kB
[  300.706256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.708639] Node 0 
[  300.712958]  ? refcount_sub_and_test_checked+0x203/0x310
[  300.714905] Normal: 1032*4kB 
[  300.719068]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  300.721453] (UME) 
[  300.726990]  ? addrconf_rs_timer+0x6f0/0x6f0
[  300.729198] 423*8kB (UME) 
[  300.734665]  ndisc_alloc_skb+0x144/0x340
[  300.737741] 205*16kB 
[  300.743215]  ndisc_send_rs+0x331/0x6e0
[  300.745343] (UME) 
[  300.749765]  addrconf_rs_timer+0x3c0/0x6f0
[  300.752583] 58*32kB (UME) 
[  300.756660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.759039] 17*64kB (UM) 
[  300.762964]  call_timer_fn+0x272/0x920
[  300.765085] 1*128kB 
[  300.769324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.772145] (U) 
[  300.776379]  ? process_timeout+0x40/0x40
[  300.779120] 0*256kB 
[  300.783005]  ? find_held_lock+0x36/0x1c0
[  300.785302] 0*512kB 0*1024kB 
[  300.789551]  ? mark_held_locks+0xc7/0x130
[  300.791499] 0*2048kB 
[  300.795559]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.797860] 0*4096kB 
[  300.801923]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.805006] = 13864kB
[  300.805020] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  300.809158]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.811550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  300.816039]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.818428] 427 total pagecache pages
[  300.822923]  ? trace_hardirqs_on+0xbd/0x310
[  300.825320] 0 pages in swap cache
[  300.834152]  ? kasan_check_read+0x11/0x20
[  300.838365] Swap cache stats: add 0, delete 0, find 0/0
[  300.846941]  ? __run_timers+0x7da/0xc70
[  300.851503] Free swap  = 0kB
[  300.855306]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.859591] Total swap = 0kB
[  300.859612] 1965979 pages RAM
[  300.863065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.867186] 0 pages HighMem/MovableOnly
[  300.867195] 342744 pages reserved
[  300.872558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.876510] 0 pages cma reserved
[  300.879528]  __run_timers+0x7e5/0xc70
[  300.885034] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.887977]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.891105] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.895284]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.899233] syz-executor7 cpuset=
[  300.902681]  ? graph_lock+0x170/0x170
[  300.906889] syz7
[  300.910251]  ? print_usage_bug+0xc0/0xc0
[  300.914032]  mems_allowed=0
[  300.920517]  ? lock_release+0x970/0x970
[  300.961447]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.966650]  ? find_held_lock+0x36/0x1c0
[  300.970722]  ? graph_lock+0x170/0x170
[  300.974539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.980079]  ? check_preemption_disabled+0x48/0x200
[  300.985108]  ? __lock_is_held+0xb5/0x140
[  300.989172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.994709]  ? check_preemption_disabled+0x48/0x200
[  300.999733]  run_timer_softirq+0x52/0xb0
[  301.003803]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.008825]  __do_softirq+0x30b/0xad8
[  301.012643]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.017766]  ? pvclock_read_flags+0x160/0x160
[  301.022267]  ? lapic_next_event+0x5a/0x90
[  301.026421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.031965]  ? check_preemption_disabled+0x48/0x200
[  301.036981]  ? check_preemption_disabled+0x48/0x200
[  301.042005]  ? kvm_clock_read+0x18/0x30
[  301.045985]  ? kvm_sched_clock_read+0x9/0x20
[  301.050400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.055941]  ? check_preemption_disabled+0x48/0x200
[  301.060977]  irq_exit+0x17f/0x1c0
[  301.064435]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.069278]  ? smp_reschedule_interrupt+0x109/0x650
[  301.074307]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.080195]  ? interrupt_entry+0xb5/0xf0
[  301.084274]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.089295]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.094335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.099183]  ? trace_hardirqs_off+0x300/0x300
[  301.103683]  ? trace_hardirqs_off+0x300/0x300
[  301.108183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.113733]  ? check_preemption_disabled+0x48/0x200
[  301.118777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.123636]  apic_timer_interrupt+0xf/0x20
[  301.127869]  </IRQ>
[  301.130113] RIP: 0010:console_unlock+0x1017/0x11a0
[  301.135045] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  301.153955] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  301.161674] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  301.168948] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  301.176219] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  301.183500] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  301.190779] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  301.198074]  ? netconsole_netdev_event+0x280/0x280
[  301.203026]  ? console_unlock+0x100e/0x11a0
[  301.207377]  ? devkmsg_read+0xbb0/0xbb0
[  301.211361]  ? lock_release+0x970/0x970
[  301.215340]  ? retint_kernel+0x2d/0x2d
[  301.219248]  vprintk_emit+0x33d/0x930
[  301.223060]  ? wake_up_klogd+0x180/0x180
[  301.227138]  ? find_held_lock+0x36/0x1c0
[  301.231209]  ? mark_held_locks+0xc7/0x130
[  301.235366]  vprintk_default+0x28/0x30
[  301.239268]  vprintk_func+0x7e/0x181
[  301.243000]  printk+0xa7/0xcf
[  301.246114]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  301.250877]  ? kasan_check_write+0x14/0x20
[  301.255113]  ? do_raw_spin_lock+0xc1/0x200
[  301.259361]  show_free_areas.cold.119+0x1f34/0x215d
[  301.264402]  ? si_meminfo_node+0x260/0x260
[  301.268639]  ? __lock_acquire+0x7ec/0x4ec0
[  301.272882]  ? __lock_acquire+0x7ec/0x4ec0
[  301.277117]  ? __lock_acquire+0x7ec/0x4ec0
[  301.281360]  ? kasan_check_write+0x14/0x20
[  301.285600]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  301.291417]  ? mark_held_locks+0x130/0x130
[  301.295656]  ? mark_held_locks+0x130/0x130
[  301.299898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.305437]  ? graph_lock+0x170/0x170
[  301.309243]  ? put_dec+0x3b/0xf0
[  301.312622]  ? number+0x972/0xca0
[  301.316089]  ? __lock_acquire+0x7ec/0x4ec0
[  301.320631]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  301.326179]  ? find_held_lock+0x36/0x1c0
[  301.330250]  ? serial8250_console_write+0x8b3/0xb10
[  301.335267]  ? lock_downgrade+0x900/0x900
[  301.339426]  ? graph_lock+0x170/0x170
[  301.343239]  ? graph_lock+0x170/0x170
[  301.347040]  ? print_usage_bug+0xc0/0xc0
[  301.351105]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.355515]  ? trace_hardirqs_on+0x310/0x310
[  301.359924]  ? wq_watchdog_touch+0x9c/0xfe
[  301.364166]  ? io_serial_in+0x11/0x90
[  301.368031]  ? find_held_lock+0x36/0x1c0
[  301.372107]  ? mark_held_locks+0xc7/0x130
[  301.376260]  ? netconsole_netdev_event+0x280/0x280
[  301.381190]  ? console_unlock+0xfe2/0x11a0
[  301.385427]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.390017]  ? trace_hardirqs_on+0xbd/0x310
[  301.394345]  ? vprintk_emit+0x33d/0x930
[  301.398327]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.403783]  ? kasan_check_write+0x14/0x20
[  301.408026]  ? do_raw_spin_lock+0xc1/0x200
[  301.412296]  ? netconsole_netdev_event+0x280/0x280
[  301.417247]  ? console_unlock+0x98e/0x11a0
[  301.421496]  ? devkmsg_read+0xbb0/0xbb0
[  301.425488]  ? vprintk_emit+0x7f7/0x930
[  301.429468]  ? lock_release+0x970/0x970
[  301.433446]  ? preempt_count_add+0x7d/0x160
[  301.437769]  ? wake_up_klogd+0x11a/0x180
[  301.441837]  ? console_device+0xc0/0xc0
[  301.445814]  ? do_raw_spin_lock+0xc1/0x200
[  301.450062]  ? vprintk_emit+0x268/0x930
[  301.454045]  ? wake_up_klogd+0x180/0x180
[  301.458112]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.462887]  ? trace_hardirqs_off_caller+0x300/0x300
[  301.467994]  ? retint_kernel+0x1b/0x2d
[  301.471909]  ? trace_hardirqs_on+0x310/0x310
[  301.476335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.481103]  ? retint_kernel+0x2d/0x2d
[  301.485003]  ? arch_local_irq_restore+0x45/0x52
[  301.489689]  ? save_image_lzo.cold.20+0x629/0xecf
[  301.494534]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  301.499310]  ? show_mem+0x1e/0x17b
[  301.502859]  show_mem+0x34/0x17b
[  301.506237]  dump_header+0x2f1/0xf72
[  301.509966]  ? pagefault_out_of_memory+0x197/0x197
[  301.514909]  ? __lock_acquire+0x7ec/0x4ec0
[  301.519151]  ? print_usage_bug+0xc0/0xc0
[  301.523225]  ? graph_lock+0x170/0x170
[  301.527024]  ? graph_lock+0x170/0x170
[  301.530824]  ? print_usage_bug+0xc0/0xc0
[  301.534896]  ? print_usage_bug+0xc0/0xc0
[  301.538959]  ? print_usage_bug+0xc0/0xc0
[  301.543026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.548568]  ? find_held_lock+0x36/0x1c0
[  301.552642]  ? mark_held_locks+0xc7/0x130
[  301.556803]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.561922]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.567043]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.571638]  ? trace_hardirqs_on+0xbd/0x310
[  301.575970]  ? kasan_check_read+0x11/0x20
[  301.580123]  ? ___ratelimit+0x36f/0x655
[  301.584108]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.589569]  ? trace_hardirqs_on+0x310/0x310
[  301.593989]  ? lock_downgrade+0x900/0x900
[  301.598154]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.603309]  ? ___ratelimit+0xaa/0x655
[  301.607209]  ? idr_get_free+0xec0/0xec0
[  301.611192]  ? kasan_check_write+0x14/0x20
[  301.615432]  ? do_raw_spin_lock+0xc1/0x200
[  301.619698]  oom_kill_process.cold.27+0x10/0x903
[  301.624477]  ? graph_lock+0x170/0x170
[  301.628287]  ? _raw_spin_unlock+0x2c/0x50
[  301.632461]  ? oom_badness+0xe6/0xaa0
[  301.636275]  ? oom_evaluate_task+0x540/0x540
[  301.640694]  ? find_held_lock+0x36/0x1c0
[  301.644768]  ? out_of_memory+0x974/0x14c0
[  301.648928]  ? lock_downgrade+0x900/0x900
[  301.653083]  ? check_preemption_disabled+0x48/0x200
[  301.658114]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.663922]  ? kasan_check_read+0x11/0x20
[  301.668082]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.673370]  ? rcu_bh_qs+0xc0/0xc0
[  301.676926]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.681950]  ? oom_evaluate_task+0x302/0x540
[  301.686377]  out_of_memory+0xa86/0x14c0
[  301.690373]  ? oom_killer_disable+0x3a0/0x3a0
[  301.694885]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  301.699839]  ? __mutex_add_waiter+0x2a0/0x2a0
[  301.704369]  __alloc_pages_slowpath+0x2318/0x2d80
[  301.709273]  ? warn_alloc+0x120/0x120
[  301.713128]  ? find_get_entry+0x2f2/0xc40
[  301.717316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.722871]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  301.727820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.733366]  ? should_fail+0x22d/0xd01
[  301.737263]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.742368]  ? __lock_is_held+0xb5/0x140
[  301.746458]  ? __lock_is_held+0xb5/0x140
[  301.750537]  ? ___might_sleep+0x1ed/0x300
[  301.754688]  ? lock_release+0x970/0x970
[  301.758699]  ? arch_local_save_flags+0x40/0x40
[  301.763295]  ? __might_sleep+0x95/0x190
[  301.767287]  __alloc_pages_nodemask+0xa80/0xde0
[  301.771987]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.777019]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.782826]  ? kasan_check_read+0x11/0x20
[  301.786983]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.792270]  ? graph_lock+0x170/0x170
[  301.796083]  ? print_usage_bug+0xc0/0xc0
[  301.800155]  ? graph_lock+0x170/0x170
[  301.803958]  ? graph_lock+0x170/0x170
[  301.807766]  ? __do_page_cache_readahead+0x7ce/0x980
[  301.812880]  ? find_held_lock+0x36/0x1c0
[  301.816953]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  301.822507]  alloc_pages_current+0x10c/0x210
[  301.826923]  ? lock_downgrade+0x900/0x900
[  301.831084]  __page_cache_alloc+0x38f/0x5b0
[  301.835416]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.841221]  ? kasan_check_read+0x11/0x20
[  301.845383]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.850671]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  301.855353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.860896]  ? check_preemption_disabled+0x48/0x200
[  301.865931]  filemap_fault+0x1594/0x25f0
[  301.870012]  ? __lock_page_or_retry+0xa00/0xa00
[  301.874686]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.879183]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.883768]  ? trace_hardirqs_on+0xbd/0x310
[  301.888103]  ? kasan_check_read+0x11/0x20
[  301.892256]  ? finish_task_switch+0x1f5/0x900
[  301.896755]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.902209]  ? compat_start_thread+0x80/0x80
[  301.906620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.912163]  ? _raw_spin_unlock_irq+0x60/0x80
[  301.916660]  ? finish_task_switch+0x1f5/0x900
[  301.921154]  ? finish_task_switch+0x1b5/0x900
[  301.925649]  ? __switch_to_asm+0x34/0x70
[  301.929714]  ? __switch_to_asm+0x34/0x70
[  301.933777]  ? __switch_to_asm+0x34/0x70
[  301.937854]  ? __switch_to_asm+0x40/0x70
[  301.941916]  ? __switch_to_asm+0x34/0x70
[  301.945980]  ? __switch_to_asm+0x40/0x70
[  301.950040]  ? __switch_to_asm+0x34/0x70
[  301.954101]  ? __switch_to_asm+0x40/0x70
[  301.958161]  ? __switch_to_asm+0x34/0x70
[  301.962232]  ? graph_lock+0x170/0x170
[  301.966040]  ? __switch_to_asm+0x40/0x70
[  301.970109]  ? __schedule+0x874/0x1ed0
[  301.974016]  ? lock_acquire+0x1ed/0x520
[  301.977997]  ? ext4_filemap_fault+0x7a/0xad
[  301.982329]  ? lock_release+0x970/0x970
[  301.986314]  ? arch_local_save_flags+0x40/0x40
[  301.990986]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.995744]  ? trace_hardirqs_off_caller+0x300/0x300
[  302.000852]  ? retint_kernel+0x1b/0x2d
[  302.004750]  ? down_read+0xb0/0x1d0
[  302.008376]  ? ext4_filemap_fault+0x7a/0xad
[  302.012700]  ? __down_interruptible+0x700/0x700
[  302.017372]  ? retint_kernel+0x2d/0x2d
[  302.021269]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  302.025867]  ext4_filemap_fault+0x82/0xad
[  302.030024]  __do_fault+0x100/0x6b0
[  302.033656]  ? lock_downgrade+0x900/0x900
[  302.037806]  ? print_bad_pte+0x6c0/0x6c0
[  302.041871]  ? do_futex+0x249/0x26d0
[  302.045591]  ? finish_task_switch+0x1f5/0x900
[  302.050097]  ? kasan_check_read+0x11/0x20
[  302.054247]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.058704]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  302.063291]  ? add_mm_counter_fast+0xd0/0xd0
[  302.067719]  __handle_mm_fault+0x3709/0x53e0
[  302.072131]  ? preempt_notifier_register+0x200/0x200
[  302.077244]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  302.082084]  ? __switch_to_asm+0x40/0x70
[  302.086147]  ? graph_lock+0x170/0x170
[  302.089946]  ? __switch_to_asm+0x40/0x70
[  302.094006]  ? print_usage_bug+0xc0/0xc0
[  302.098072]  ? graph_lock+0x170/0x170
[  302.101872]  ? graph_lock+0x170/0x170
[  302.105696]  ? handle_mm_fault+0x42a/0xc70
[  302.109936]  ? lock_downgrade+0x900/0x900
[  302.114089]  ? check_preemption_disabled+0x48/0x200
[  302.119115]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.125209]  ? kasan_check_read+0x11/0x20
[  302.129362]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.134640]  ? rcu_bh_qs+0xc0/0xc0
[  302.138184]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.143635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.149175]  ? check_preemption_disabled+0x48/0x200
[  302.154381]  handle_mm_fault+0x54f/0xc70
[  302.158447]  ? __handle_mm_fault+0x53e0/0x53e0
[  302.163035]  ? find_vma+0x34/0x190
[  302.166584]  __do_page_fault+0x67d/0xed0
[  302.170655]  ? mm_fault_error+0x380/0x380
[  302.174806]  ? trace_hardirqs_off+0xb8/0x300
[  302.179218]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  302.184586]  ? trace_hardirqs_on+0x310/0x310
[  302.189006]  do_page_fault+0xf2/0x7e0
[  302.192814]  ? vmalloc_sync_all+0x30/0x30
[  302.196968]  ? error_entry+0x70/0xd0
[  302.200694]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.205710]  ? trace_hardirqs_on_caller+0xc0/0x300
[  302.210639]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.215571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.220422]  ? trace_hardirqs_off+0x300/0x300
[  302.224916]  ? trace_hardirqs_off_caller+0x300/0x300
[  302.230025]  ? prepare_exit_to_usermode+0x291/0x3b0
[  302.235046]  ? page_fault+0x8/0x30
[  302.238593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.243443]  ? page_fault+0x8/0x30
[  302.246998]  page_fault+0x1e/0x30
[  302.250456] RIP: 0033:0x404068
[  302.253650] Code: Bad RIP value.
[  302.257012] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  302.262377] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  302.269645] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  302.276911] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  302.284184] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  302.291453] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  302.298756] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  302.298839] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.305966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.305972] Call Trace:
[  302.305979]  <IRQ>
[  302.306006]  dump_stack+0x1c4/0x2b4
[  302.306025]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.312559] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.321868]  warn_alloc.cold.118+0xb7/0x1bd
[  302.324428] syz-fuzzer cpuset=
[  302.326578]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.330183] /
[  302.335371]  ? lock_downgrade+0x900/0x900
[  302.345574]  mems_allowed=0
[  302.349911]  ? trace_hardirqs_off+0xb8/0x300
[  302.371176]  ? trace_hardirqs_off+0xb8/0x300
[  302.375604]  __alloc_pages_slowpath+0x2667/0x2d80
[  302.380482]  ? warn_alloc+0x120/0x120
[  302.384288]  ? graph_lock+0x170/0x170
[  302.388095]  ? warn_alloc+0x120/0x120
[  302.391899]  ? print_usage_bug+0xc0/0xc0
[  302.395964]  ? warn_alloc+0x120/0x120
[  302.399774]  ? print_usage_bug+0xc0/0xc0
[  302.403855]  ? __lock_acquire+0x7ec/0x4ec0
[  302.408089]  ? __lock_acquire+0x7ec/0x4ec0
[  302.412333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.417874]  ? should_fail+0x22d/0xd01
[  302.421775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.427092]  ? __lock_acquire+0x7ec/0x4ec0
[  302.431338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.436442]  ? __lock_acquire+0x7ec/0x4ec0
[  302.440683]  ? should_fail+0x22d/0xd01
[  302.444584]  ? mark_held_locks+0x130/0x130
[  302.448830]  ? mark_held_locks+0x130/0x130
[  302.453065]  ? graph_lock+0x170/0x170
[  302.456865]  ? graph_lock+0x170/0x170
[  302.460675]  ? graph_lock+0x170/0x170
[  302.464492]  ? print_usage_bug+0xc0/0xc0
[  302.468554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.474097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.479653]  ? check_preemption_disabled+0x48/0x200
[  302.484667]  ? check_preemption_disabled+0x48/0x200
[  302.489695]  ? __lock_is_held+0xb5/0x140
[  302.493768]  __alloc_pages_nodemask+0xa80/0xde0
[  302.498450]  ? graph_lock+0x170/0x170
[  302.502284]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.507308]  ? graph_lock+0x170/0x170
[  302.511127]  ? find_held_lock+0x36/0x1c0
[  302.515205]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.519883]  ? lock_downgrade+0x900/0x900
[  302.524042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.529614]  cache_grow_begin+0x91/0x8c0
[  302.533679]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.538112]  fallback_alloc+0x203/0x2e0
[  302.542098]  ____cache_alloc_node+0x1c7/0x1e0
[  302.546604]  kmem_cache_alloc_node+0xe3/0x730
[  302.551105]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.555352]  __alloc_skb+0x119/0x770
[  302.559067]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.564357]  ? skb_scrub_packet+0x490/0x490
[  302.568685]  ? lock_downgrade+0x900/0x900
[  302.572849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.578391]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.583866]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.589325]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.593756]  ndisc_alloc_skb+0x144/0x340
[  302.597830]  ndisc_send_rs+0x331/0x6e0
[  302.601745]  addrconf_rs_timer+0x3c0/0x6f0
[  302.605994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.610251]  call_timer_fn+0x272/0x920
[  302.614145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.618391]  ? process_timeout+0x40/0x40
[  302.622455]  ? find_held_lock+0x36/0x1c0
[  302.626540]  ? __run_timers+0x7da/0xc70
[  302.630527]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.635028]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.639528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.643770]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  302.648394]  ? trace_hardirqs_on+0xbd/0x310
[  302.652721]  ? kasan_check_read+0x11/0x20
[  302.656887]  ? __run_timers+0x7da/0xc70
[  302.660868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.666331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.670579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.674838]  __run_timers+0x7e5/0xc70
[  302.678657]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.684041]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.689072]  ? graph_lock+0x170/0x170
[  302.692883]  ? enqueue_hrtimer+0x1a5/0x560
[  302.697119]  ? lock_release+0x970/0x970
[  302.701110]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.706326]  ? find_held_lock+0x36/0x1c0
[  302.710419]  ? graph_lock+0x170/0x170
[  302.714238]  ? pvclock_read_flags+0x160/0x160
[  302.718752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.724317]  ? check_preemption_disabled+0x48/0x200
[  302.729367]  ? __lock_is_held+0xb5/0x140
[  302.733449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.739018]  ? check_preemption_disabled+0x48/0x200
[  302.744063]  run_timer_softirq+0x52/0xb0
[  302.748143]  ? rcu_read_lock_sched_held+0x108/0x120
[  302.753190]  __do_softirq+0x30b/0xad8
[  302.757029]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.762207]  ? pvclock_read_flags+0x160/0x160
[  302.766720]  ? lapic_next_event+0x5a/0x90
[  302.770885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.776441]  ? check_preemption_disabled+0x48/0x200
[  302.781484]  ? check_preemption_disabled+0x48/0x200
[  302.786526]  ? kvm_clock_read+0x18/0x30
[  302.790519]  ? kvm_sched_clock_read+0x9/0x20
[  302.794946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.800512]  ? check_preemption_disabled+0x48/0x200
[  302.805574]  irq_exit+0x17f/0x1c0
[  302.809047]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.813905]  ? smp_reschedule_interrupt+0x109/0x650
[  302.818948]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.824853]  ? interrupt_entry+0xb5/0xf0
[  302.828936]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.833974]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.839016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.843882]  ? trace_hardirqs_off+0x300/0x300
[  302.848404]  ? trace_hardirqs_off+0x300/0x300
[  302.852927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.858492]  ? check_preemption_disabled+0x48/0x200
[  302.863542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.868415]  apic_timer_interrupt+0xf/0x20
[  302.872664]  </IRQ>
[  302.874917] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  302.879858] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  302.898770] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  302.906494] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  302.913768] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  302.921049] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  302.928329] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  302.935609] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  302.942939]  skb_clone+0x1bb/0x500
[  302.946503]  ? skb_split+0x11e0/0x11e0
[  302.950411]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.955193]  ? lockdep_hardirqs_on+0x421/0x5c0
[  302.959795]  ? retint_kernel+0x2d/0x2d
[  302.963699]  ? trace_hardirqs_on_caller+0xc0/0x300
[  302.968635]  ? retint_kernel+0x2d/0x2d
[  302.972535]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.977311]  bpf_clone_redirect+0xb9/0x490
[  302.981559]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  302.986772]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  302.991825]  ? retint_kernel+0x2d/0x2d
[  302.995746]  ? find_held_lock+0x36/0x1c0
[  302.999834]  ? lock_acquire+0x1ed/0x520
[  303.003823]  ? bpf_test_run+0x32e/0x5a0
[  303.007816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.013371]  ? check_preemption_disabled+0x48/0x200
[  303.018410]  ? kasan_check_read+0x11/0x20
[  303.022574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.027870]  ? rcu_bh_qs+0xc0/0xc0
[  303.031419]  ? preempt_schedule+0x4d/0x60
[  303.035576]  ? ___preempt_schedule+0x16/0x18
[  303.039998]  ? bpf_test_run+0x1c0/0x5a0
[  303.043987]  ? netlink_diag_dump+0x2a0/0x2a0
[  303.048412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.053950]  ? bpf_test_init.isra.9+0x70/0x100
[  303.058540]  ? bpf_prog_test_run_skb+0x634/0xb40
[  303.063306]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  303.068183]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  303.073722]  ? fput+0x130/0x1a0
[  303.077012]  ? __bpf_prog_get+0x9b/0x290
[  303.081084]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  303.085927]  ? bpf_prog_test_run+0x130/0x1a0
[  303.090341]  ? __x64_sys_bpf+0x3d8/0x510
[  303.094404]  ? bpf_prog_get+0x20/0x20
[  303.098223]  ? do_syscall_64+0x2a5/0x820
[  303.102295]  ? do_syscall_64+0x1b9/0x820
[  303.106361]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  303.111732]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.116675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.121521]  ? trace_hardirqs_off+0x300/0x300
[  303.126025]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  303.131042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.136582]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.141614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.146474]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  303.151866] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  303.151872] warn_alloc_show_mem: 1 callbacks suppressed
[  303.151880] Mem-Info:
[  303.158805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.158815] Call Trace:
[  303.164197] active_anon:38791 inactive_anon:372 isolated_anon:0
[  303.164197]  active_file:33 inactive_file:13 isolated_file:0
[  303.164197]  unevictable:0 dirty:0 writeback:0 unstable:0
[  303.164197]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  303.164197]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  303.164197]  free:13743 free_pcp:141 free_cma:0
[  303.166580]  <IRQ>
[  303.175947] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  303.178528]  dump_stack+0x1c4/0x2b4
[  303.211396] Node 0 
[  303.213559]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.241325] 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
[  303.244953]  warn_alloc.cold.118+0xb7/0x1bd
[  303.247151] lowmem_reserve[]:
[  303.252339]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.277824]  0 2817
[  303.282167]  ? lock_downgrade+0x900/0x900
[  303.285244]  6321
[  303.290093]  ? trace_hardirqs_off+0xb8/0x300
[  303.292297]  6321
[  303.296461]  ? trace_hardirqs_off+0xb8/0x300
[  303.302910]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.304940] Node 0 
[  303.309373]  ? warn_alloc+0x120/0x120
[  303.314192] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  303.316418]  ? warn_alloc+0x120/0x120
[  303.320645] lowmem_reserve[]: 0
[  303.347833]  ? print_usage_bug+0xc0/0xc0
[  303.351619]  0
[  303.354898]  ? warn_alloc+0x120/0x120
[  303.358938]  3503
[  303.360742]  ? print_usage_bug+0xc0/0xc0
[  303.364519]  3503
[  303.366581]  ? __lock_acquire+0x7ec/0x4ec0
[  303.370622] Node 0 
[  303.372685]  ? __lock_acquire+0x7ec/0x4ec0
[  303.376924] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  303.379137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.383347] lowmem_reserve[]:
[  303.411815]  ? should_fail+0x22d/0xd01
[  303.417343]  0
[  303.420462]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.424321]  0
[  303.426128]  ? __lock_acquire+0x7ec/0x4ec0
[  303.431203]  0
[  303.433011]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.437213]  0
[  303.439011]  ? __lock_acquire+0x7ec/0x4ec0
[  303.444087] Node 0 
[  303.445891]  ? should_fail+0x22d/0xd01
[  303.450099] DMA: 
[  303.452349]  ? mark_held_locks+0x130/0x130
[  303.456205] 1*4kB 
[  303.458268]  ? mark_held_locks+0x130/0x130
[  303.462477] (U) 
[  303.464628]  ? graph_lock+0x170/0x170
[  303.468831] 0*8kB 0*16kB 
[  303.470821]  ? graph_lock+0x170/0x170
[  303.474590] 1*32kB (U) 
[  303.477351]  ? graph_lock+0x170/0x170
[  303.481132] 2*64kB 
[  303.483714]  ? print_usage_bug+0xc0/0xc0
[  303.487491] (U) 
[  303.489725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.493765] 1*128kB (U) 
[  303.495750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.501262] 1*256kB (U) 
[  303.503948]  ? check_preemption_disabled+0x48/0x200
[  303.509457] 0*512kB 
[  303.512127]  ? check_preemption_disabled+0x48/0x200
[  303.517120] 1*1024kB 
[  303.519450]  ? __lock_is_held+0xb5/0x140
[  303.524443] (U) 
[  303.526857]  __alloc_pages_nodemask+0xa80/0xde0
[  303.530892] 1*2048kB 
[  303.532865]  ? graph_lock+0x170/0x170
[  303.537511] (M) 
[  303.539920]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.543694] 3*4096kB 
[  303.545668]  ? graph_lock+0x170/0x170
[  303.550659] (M) 
[  303.553075]  ? find_held_lock+0x36/0x1c0
[  303.556854] = 15908kB
[  303.558835]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.562863] Node 0 
[  303.565272]  ? lock_downgrade+0x900/0x900
[  303.569913] DMA32: 4*4kB 
[  303.572163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.576280] (M) 
[  303.579048]  cache_grow_begin+0x91/0x8c0
[  303.584549] 0*8kB 4*16kB 
[  303.586537]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.590582] (M) 
[  303.593342]  fallback_alloc+0x203/0x2e0
[  303.597719] 1*32kB (M) 
[  303.599706]  ____cache_alloc_node+0x1c7/0x1e0
[  303.603652] 4*64kB 
[  303.606237]  kmem_cache_alloc_node+0xe3/0x730
[  303.610702] (UM) 
[  303.612940]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.617419] 2*128kB 
[  303.619484]  __alloc_skb+0x119/0x770
[  303.623698] (M) 2*256kB 
[  303.626032]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.629722] (M) 
[  303.632393]  ? skb_scrub_packet+0x490/0x490
[  303.637642] 3*512kB 
[  303.639617]  ? lock_downgrade+0x900/0x900
[  303.643912] (M) 
[  303.646239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.650355] 4*1024kB (UM) 
[  303.652345]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.657851] 1*2048kB (U) 
[  303.660709]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.666129] 4*4096kB (M) 
[  303.668912]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.674337] = 25200kB
[  303.677136]  ndisc_alloc_skb+0x144/0x340
[  303.681513] Node 0 
[  303.683927]  ndisc_send_rs+0x331/0x6e0
[  303.687957] Normal: 1032*4kB 
[  303.690207]  addrconf_rs_timer+0x3c0/0x6f0
[  303.694086] (UME) 
[  303.697196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.701404] 423*8kB 
[  303.703560]  call_timer_fn+0x272/0x920
[  303.707779] (UME) 
[  303.710113]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.713977] 205*16kB 
[  303.716126]  ? process_timeout+0x40/0x40
[  303.720328] (UME) 58*32kB 
[  303.722755]  ? find_held_lock+0x36/0x1c0
[  303.726814] (UME) 
[  303.729668]  ? mark_held_locks+0xc7/0x130
[  303.733694] 17*64kB 
[  303.735842]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.739965] (UM) 
[  303.742286]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.746765] 1*128kB 
[  303.748822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.753294] (U) 
[  303.755622]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.759833] 0*256kB 
[  303.761806]  ? trace_hardirqs_on+0xbd/0x310
[  303.766374] 0*512kB 
[  303.768693]  ? kasan_check_read+0x11/0x20
[  303.772984] 0*1024kB 0*2048kB 
[  303.775327]  ? __run_timers+0x7da/0xc70
[  303.779464] 0*4096kB 
[  303.782658]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.786608] = 13864kB
[  303.789033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.794467] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  303.796881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.801091] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  303.809931]  __run_timers+0x7e5/0xc70
[  303.814145] 427 total pagecache pages
[  303.822737]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.826514] 0 pages in swap cache
[  303.830328]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.835668] Swap cache stats: add 0, delete 0, find 0/0
[  303.835678] Free swap  = 0kB
[  303.839130]  ? graph_lock+0x170/0x170
[  303.844122] Total swap = 0kB
[  303.849486]  ? print_usage_bug+0xc0/0xc0
[  303.852486] 1965979 pages RAM
[  303.856286]  ? lock_release+0x970/0x970
[  303.859285] 0 pages HighMem/MovableOnly
[  303.863362]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.866440] 342744 pages reserved
[  303.866457] 0 pages cma reserved
[  303.870435]  ? find_held_lock+0x36/0x1c0
[  303.874449] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.879586]  ? graph_lock+0x170/0x170
[  303.883724] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.886391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.890443] syz-executor7 cpuset=
[  303.896956]  ? check_preemption_disabled+0x48/0x200
[  303.900737] syz7
[  303.911245]  ? __lock_is_held+0xb5/0x140
[  303.916765]  mems_allowed=0
[  303.934187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.939743]  ? check_preemption_disabled+0x48/0x200
[  303.944785]  run_timer_softirq+0x52/0xb0
[  303.948894]  ? rcu_read_lock_sched_held+0x108/0x120
[  303.953940]  __do_softirq+0x30b/0xad8
[  303.957762]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  303.962887]  ? pvclock_read_flags+0x160/0x160
[  303.967416]  ? lapic_next_event+0x5a/0x90
[  303.971595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.977152]  ? check_preemption_disabled+0x48/0x200
[  303.982178]  ? check_preemption_disabled+0x48/0x200
[  303.987231]  ? kvm_clock_read+0x18/0x30
[  303.991219]  ? kvm_sched_clock_read+0x9/0x20
[  303.995643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.001229]  ? check_preemption_disabled+0x48/0x200
[  304.006280]  irq_exit+0x17f/0x1c0
[  304.009756]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.014622]  ? smp_reschedule_interrupt+0x109/0x650
[  304.019655]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.025550]  ? interrupt_entry+0xb5/0xf0
[  304.029628]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.034650]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.039685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.044548]  ? trace_hardirqs_off+0x300/0x300
[  304.049052]  ? trace_hardirqs_off+0x300/0x300
[  304.053561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.059113]  ? check_preemption_disabled+0x48/0x200
[  304.064150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.069029]  apic_timer_interrupt+0xf/0x20
[  304.073272]  </IRQ>
[  304.075524] RIP: 0010:console_unlock+0x1017/0x11a0
[  304.080461] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  304.099379] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  304.107110] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  304.114394] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  304.121688] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  304.128972] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  304.136258] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  304.143574]  ? netconsole_netdev_event+0x280/0x280
[  304.148546]  ? console_unlock+0x100e/0x11a0
[  304.152903]  ? devkmsg_read+0xbb0/0xbb0
[  304.156892]  ? lock_release+0x970/0x970
[  304.160876]  ? retint_kernel+0x2d/0x2d
[  304.164790]  vprintk_emit+0x33d/0x930
[  304.168604]  ? wake_up_klogd+0x180/0x180
[  304.172691]  ? find_held_lock+0x36/0x1c0
[  304.176765]  ? mark_held_locks+0xc7/0x130
[  304.180928]  vprintk_default+0x28/0x30
[  304.184823]  vprintk_func+0x7e/0x181
[  304.188545]  printk+0xa7/0xcf
[  304.191657]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  304.196422]  ? kasan_check_write+0x14/0x20
[  304.200665]  ? do_raw_spin_lock+0xc1/0x200
[  304.204928]  show_free_areas.cold.119+0x1f34/0x215d
[  304.209982]  ? si_meminfo_node+0x260/0x260
[  304.214222]  ? __lock_acquire+0x7ec/0x4ec0
[  304.218469]  ? __lock_acquire+0x7ec/0x4ec0
[  304.222706]  ? __lock_acquire+0x7ec/0x4ec0
[  304.226945]  ? kasan_check_write+0x14/0x20
[  304.231186]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  304.237003]  ? mark_held_locks+0x130/0x130
[  304.241241]  ? mark_held_locks+0x130/0x130
[  304.245486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.251031]  ? graph_lock+0x170/0x170
[  304.254840]  ? put_dec+0x3b/0xf0
[  304.258210]  ? number+0x972/0xca0
[  304.261666]  ? __lock_acquire+0x7ec/0x4ec0
[  304.265909]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  304.271455]  ? find_held_lock+0x36/0x1c0
[  304.275534]  ? serial8250_console_write+0x8b3/0xb10
[  304.280557]  ? lock_downgrade+0x900/0x900
[  304.284710]  ? graph_lock+0x170/0x170
[  304.288517]  ? graph_lock+0x170/0x170
[  304.292329]  ? print_usage_bug+0xc0/0xc0
[  304.296392]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.300810]  ? trace_hardirqs_on+0x310/0x310
[  304.305227]  ? wq_watchdog_touch+0x9c/0xfe
[  304.309467]  ? io_serial_in+0x11/0x90
[  304.313279]  ? find_held_lock+0x36/0x1c0
[  304.317370]  ? mark_held_locks+0xc7/0x130
[  304.321531]  ? netconsole_netdev_event+0x280/0x280
[  304.326461]  ? console_unlock+0xfe2/0x11a0
[  304.330709]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.335305]  ? trace_hardirqs_on+0xbd/0x310
[  304.339641]  ? vprintk_emit+0x33d/0x930
[  304.343621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.349084]  ? kasan_check_write+0x14/0x20
[  304.353331]  ? do_raw_spin_lock+0xc1/0x200
[  304.357581]  ? netconsole_netdev_event+0x280/0x280
[  304.362527]  ? console_unlock+0x98e/0x11a0
[  304.366788]  ? devkmsg_read+0xbb0/0xbb0
[  304.370766]  ? vprintk_emit+0x7f7/0x930
[  304.374753]  ? lock_release+0x970/0x970
[  304.378733]  ? preempt_count_add+0x7d/0x160
[  304.383061]  ? wake_up_klogd+0x11a/0x180
[  304.387127]  ? console_device+0xc0/0xc0
[  304.391106]  ? do_raw_spin_lock+0xc1/0x200
[  304.395631]  ? vprintk_emit+0x268/0x930
[  304.399616]  ? wake_up_klogd+0x180/0x180
[  304.403680]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.408439]  ? trace_hardirqs_off_caller+0x300/0x300
[  304.413546]  ? retint_kernel+0x1b/0x2d
[  304.417436]  ? trace_hardirqs_on+0x310/0x310
[  304.421855]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.426620]  ? retint_kernel+0x2d/0x2d
[  304.431008]  ? arch_local_irq_restore+0x45/0x52
[  304.435685]  ? save_image_lzo.cold.20+0x629/0xecf
[  304.440533]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  304.445305]  ? show_mem+0x1e/0x17b
[  304.448852]  show_mem+0x34/0x17b
[  304.452227]  dump_header+0x2f1/0xf72
[  304.455954]  ? pagefault_out_of_memory+0x197/0x197
[  304.460892]  ? __lock_acquire+0x7ec/0x4ec0
[  304.465133]  ? print_usage_bug+0xc0/0xc0
[  304.469216]  ? graph_lock+0x170/0x170
[  304.473018]  ? graph_lock+0x170/0x170
[  304.476822]  ? print_usage_bug+0xc0/0xc0
[  304.480885]  ? print_usage_bug+0xc0/0xc0
[  304.484954]  ? print_usage_bug+0xc0/0xc0
[  304.489026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.494929]  ? find_held_lock+0x36/0x1c0
[  304.499017]  ? mark_held_locks+0xc7/0x130
[  304.503176]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.508289]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.513416]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.518005]  ? trace_hardirqs_on+0xbd/0x310
[  304.522336]  ? kasan_check_read+0x11/0x20
[  304.526492]  ? ___ratelimit+0x36f/0x655
[  304.530471]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.535934]  ? trace_hardirqs_on+0x310/0x310
[  304.540348]  ? lock_downgrade+0x900/0x900
[  304.544507]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.549619]  ? ___ratelimit+0xaa/0x655
[  304.553527]  ? idr_get_free+0xec0/0xec0
[  304.557509]  ? kasan_check_write+0x14/0x20
[  304.561835]  ? do_raw_spin_lock+0xc1/0x200
[  304.566079]  oom_kill_process.cold.27+0x10/0x903
[  304.570849]  ? graph_lock+0x170/0x170
[  304.574651]  ? _raw_spin_unlock+0x2c/0x50
[  304.578802]  ? oom_badness+0xe6/0xaa0
[  304.582613]  ? oom_evaluate_task+0x540/0x540
[  304.587030]  ? find_held_lock+0x36/0x1c0
[  304.591105]  ? out_of_memory+0x974/0x14c0
[  304.595265]  ? lock_downgrade+0x900/0x900
[  304.599420]  ? check_preemption_disabled+0x48/0x200
[  304.604449]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.610247]  ? kasan_check_read+0x11/0x20
[  304.614401]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.619683]  ? rcu_bh_qs+0xc0/0xc0
[  304.623230]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.628246]  ? oom_evaluate_task+0x302/0x540
[  304.632658]  out_of_memory+0xa86/0x14c0
[  304.636642]  ? oom_killer_disable+0x3a0/0x3a0
[  304.641139]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  304.646079]  ? __mutex_add_waiter+0x2a0/0x2a0
[  304.650593]  __alloc_pages_slowpath+0x2318/0x2d80
[  304.655475]  ? warn_alloc+0x120/0x120
[  304.659295]  ? find_get_entry+0x2f2/0xc40
[  304.663462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.669004]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  304.673940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.679479]  ? should_fail+0x22d/0xd01
[  304.683372]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.688481]  ? __lock_is_held+0xb5/0x140
[  304.692571]  ? __lock_is_held+0xb5/0x140
[  304.696651]  ? ___might_sleep+0x1ed/0x300
[  304.700803]  ? lock_release+0x970/0x970
[  304.704786]  ? arch_local_save_flags+0x40/0x40
[  304.709388]  ? __might_sleep+0x95/0x190
[  304.713374]  __alloc_pages_nodemask+0xa80/0xde0
[  304.718059]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.723081]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.728889]  ? kasan_check_read+0x11/0x20
[  304.733045]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.738339]  ? graph_lock+0x170/0x170
[  304.742145]  ? print_usage_bug+0xc0/0xc0
[  304.746214]  ? graph_lock+0x170/0x170
[  304.750016]  ? graph_lock+0x170/0x170
[  304.753822]  ? __do_page_cache_readahead+0x7ce/0x980
[  304.758935]  ? find_held_lock+0x36/0x1c0
[  304.763009]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  304.768563]  alloc_pages_current+0x10c/0x210
[  304.772976]  ? lock_downgrade+0x900/0x900
[  304.777133]  __page_cache_alloc+0x38f/0x5b0
[  304.781459]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.787259]  ? kasan_check_read+0x11/0x20
[  304.791415]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.796698]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  304.801374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.806915]  ? check_preemption_disabled+0x48/0x200
[  304.811943]  filemap_fault+0x1594/0x25f0
[  304.816027]  ? __lock_page_or_retry+0xa00/0xa00
[  304.820700]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.825198]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.829801]  ? trace_hardirqs_on+0xbd/0x310
[  304.834134]  ? kasan_check_read+0x11/0x20
[  304.838308]  ? finish_task_switch+0x1f5/0x900
[  304.842814]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.848268]  ? compat_start_thread+0x80/0x80
[  304.852687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.858233]  ? _raw_spin_unlock_irq+0x60/0x80
[  304.862738]  ? finish_task_switch+0x1f5/0x900
[  304.867243]  ? finish_task_switch+0x1b5/0x900
[  304.871747]  ? __switch_to_asm+0x34/0x70
[  304.875839]  ? __switch_to_asm+0x34/0x70
[  304.880344]  ? __switch_to_asm+0x34/0x70
[  304.884404]  ? __switch_to_asm+0x40/0x70
[  304.888465]  ? __switch_to_asm+0x34/0x70
[  304.892529]  ? __switch_to_asm+0x40/0x70
[  304.896593]  ? __switch_to_asm+0x34/0x70
[  304.900651]  ? __switch_to_asm+0x40/0x70
[  304.904713]  ? __switch_to_asm+0x34/0x70
[  304.908786]  ? graph_lock+0x170/0x170
[  304.912587]  ? __switch_to_asm+0x40/0x70
[  304.916654]  ? __schedule+0x874/0x1ed0
[  304.920565]  ? lock_acquire+0x1ed/0x520
[  304.924554]  ? ext4_filemap_fault+0x7a/0xad
[  304.928887]  ? lock_release+0x970/0x970
[  304.933122]  ? arch_local_save_flags+0x40/0x40
[  304.937710]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.942471]  ? trace_hardirqs_off_caller+0x300/0x300
[  304.947573]  ? retint_kernel+0x1b/0x2d
[  304.951477]  ? down_read+0xb0/0x1d0
[  304.955108]  ? ext4_filemap_fault+0x7a/0xad
[  304.959437]  ? __down_interruptible+0x700/0x700
[  304.964109]  ? retint_kernel+0x2d/0x2d
[  304.968012]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  304.972600]  ext4_filemap_fault+0x82/0xad
[  304.976766]  __do_fault+0x100/0x6b0
[  304.980401]  ? lock_downgrade+0x900/0x900
[  304.984555]  ? print_bad_pte+0x6c0/0x6c0
[  304.988617]  ? do_futex+0x249/0x26d0
[  304.992335]  ? finish_task_switch+0x1f5/0x900
[  304.996839]  ? kasan_check_read+0x11/0x20
[  305.000992]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.005405]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  305.009991]  ? add_mm_counter_fast+0xd0/0xd0
[  305.014419]  __handle_mm_fault+0x3709/0x53e0
[  305.018839]  ? preempt_notifier_register+0x200/0x200
[  305.023961]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  305.028820]  ? __switch_to_asm+0x40/0x70
[  305.032891]  ? graph_lock+0x170/0x170
[  305.036695]  ? __switch_to_asm+0x40/0x70
[  305.040773]  ? print_usage_bug+0xc0/0xc0
[  305.044845]  ? graph_lock+0x170/0x170
[  305.048649]  ? graph_lock+0x170/0x170
[  305.052486]  ? handle_mm_fault+0x42a/0xc70
[  305.056733]  ? lock_downgrade+0x900/0x900
[  305.060896]  ? check_preemption_disabled+0x48/0x200
[  305.065926]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.071735]  ? kasan_check_read+0x11/0x20
[  305.075905]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.081196]  ? rcu_bh_qs+0xc0/0xc0
[  305.084741]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.090205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.095749]  ? check_preemption_disabled+0x48/0x200
[  305.100792]  handle_mm_fault+0x54f/0xc70
[  305.104866]  ? __handle_mm_fault+0x53e0/0x53e0
[  305.109460]  ? find_vma+0x34/0x190
[  305.113011]  __do_page_fault+0x67d/0xed0
[  305.117089]  ? mm_fault_error+0x380/0x380
[  305.121240]  ? trace_hardirqs_off+0xb8/0x300
[  305.125664]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.131037]  ? trace_hardirqs_on+0x310/0x310
[  305.135453]  do_page_fault+0xf2/0x7e0
[  305.139266]  ? vmalloc_sync_all+0x30/0x30
[  305.143444]  ? error_entry+0x70/0xd0
[  305.147166]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.152198]  ? trace_hardirqs_on_caller+0xc0/0x300
[  305.157146]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.162107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.166966]  ? trace_hardirqs_off+0x300/0x300
[  305.171472]  ? trace_hardirqs_off_caller+0x300/0x300
[  305.176604]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.181638]  ? page_fault+0x8/0x30
[  305.185189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.190045]  ? page_fault+0x8/0x30
[  305.193608]  page_fault+0x1e/0x30
[  305.197080] RIP: 0033:0x404068
[  305.200280] Code: Bad RIP value.
[  305.203646] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  305.209019] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  305.216291] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  305.223568] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  305.230839] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  305.238118] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  305.245441] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  305.245506] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.252654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.252667] Call Trace:
[  305.259281] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.268514]  <IRQ>
[  305.271089] syz-fuzzer cpuset=
[  305.281324]  dump_stack+0x1c4/0x2b4
[  305.283458] /
[  305.286645]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.290250]  mems_allowed=0
[  305.291966]  warn_alloc.cold.118+0xb7/0x1bd
[  305.304379]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.309231]  ? lock_downgrade+0x900/0x900
[  305.313392]  ? trace_hardirqs_off+0xb8/0x300
[  305.317816]  ? trace_hardirqs_off+0xb8/0x300
[  305.322775]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.327661]  ? warn_alloc+0x120/0x120
[  305.331469]  ? warn_alloc+0x120/0x120
[  305.335275]  ? print_usage_bug+0xc0/0xc0
[  305.339343]  ? warn_alloc+0x120/0x120
[  305.343150]  ? mark_held_locks+0x130/0x130
[  305.347401]  ? print_usage_bug+0xc0/0xc0
[  305.351468]  ? trace_hardirqs_off+0xb8/0x300
[  305.355877]  ? __lock_is_held+0xb5/0x140
[  305.359942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.365490]  ? should_fail+0x22d/0xd01
[  305.369379]  ? __lock_acquire+0x7ec/0x4ec0
[  305.373618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.378722]  ? __lock_acquire+0x7ec/0x4ec0
[  305.382966]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.388067]  ? __lock_acquire+0x7ec/0x4ec0
[  305.392308]  ? should_fail+0x22d/0xd01
[  305.396211]  ? mark_held_locks+0x130/0x130
[  305.400491]  ? mark_held_locks+0x130/0x130
[  305.404766]  ? graph_lock+0x170/0x170
[  305.408575]  ? print_usage_bug+0xc0/0xc0
[  305.412641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.418828]  ? check_preemption_disabled+0x48/0x200
[  305.423859]  ? check_preemption_disabled+0x48/0x200
[  305.428887]  ? __lock_is_held+0xb5/0x140
[  305.432955]  __alloc_pages_nodemask+0xa80/0xde0
[  305.437629]  ? graph_lock+0x170/0x170
[  305.441441]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.446454]  ? graph_lock+0x170/0x170
[  305.450267]  ? find_held_lock+0x36/0x1c0
[  305.454344]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.459013]  ? lock_downgrade+0x900/0x900
[  305.463175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.468730]  cache_grow_begin+0x91/0x8c0
[  305.472812]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.477230]  fallback_alloc+0x203/0x2e0
[  305.481226]  ____cache_alloc_node+0x1c7/0x1e0
[  305.485731]  kmem_cache_alloc_node+0xe3/0x730
[  305.490243]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.494490]  __alloc_skb+0x119/0x770
[  305.498208]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.503497]  ? skb_scrub_packet+0x490/0x490
[  305.507823]  ? lock_downgrade+0x900/0x900
[  305.511984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.517523]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.522978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.528433]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.532859]  ndisc_alloc_skb+0x144/0x340
[  305.536931]  ndisc_send_rs+0x331/0x6e0
[  305.540833]  addrconf_rs_timer+0x3c0/0x6f0
[  305.545075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.549327]  call_timer_fn+0x272/0x920
[  305.553217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.557457]  ? process_timeout+0x40/0x40
[  305.561516]  ? find_held_lock+0x36/0x1c0
[  305.565589]  ? __run_timers+0x7da/0xc70
[  305.569576]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.574071]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.578572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.582817]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.587407]  ? trace_hardirqs_on+0xbd/0x310
[  305.591730]  ? kasan_check_read+0x11/0x20
[  305.595910]  ? __run_timers+0x7da/0xc70
[  305.599889]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.605366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.609604]  __run_timers+0x7e5/0xc70
[  305.613425]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.618795]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.623829]  ? graph_lock+0x170/0x170
[  305.627639]  ? enqueue_hrtimer+0x1a5/0x560
[  305.631879]  ? lock_release+0x970/0x970
[  305.635871]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.641072]  ? find_held_lock+0x36/0x1c0
[  305.645142]  ? graph_lock+0x170/0x170
[  305.649293]  ? pvclock_read_flags+0x160/0x160
[  305.654583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.660125]  ? check_preemption_disabled+0x48/0x200
[  305.665160]  ? __lock_is_held+0xb5/0x140
[  305.669225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.674778]  ? check_preemption_disabled+0x48/0x200
[  305.679903]  run_timer_softirq+0x52/0xb0
[  305.683968]  ? rcu_read_lock_sched_held+0x108/0x120
[  305.688991]  __do_softirq+0x30b/0xad8
[  305.692814]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.697929]  ? pvclock_read_flags+0x160/0x160
[  305.702428]  ? lapic_next_event+0x5a/0x90
[  305.706589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.712134]  ? check_preemption_disabled+0x48/0x200
[  305.717155]  ? check_preemption_disabled+0x48/0x200
[  305.722185]  ? kvm_clock_read+0x18/0x30
[  305.726162]  ? kvm_sched_clock_read+0x9/0x20
[  305.730579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.736125]  ? check_preemption_disabled+0x48/0x200
[  305.741165]  irq_exit+0x17f/0x1c0
[  305.744633]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.749478]  ? smp_reschedule_interrupt+0x109/0x650
[  305.754511]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.760406]  ? interrupt_entry+0xb5/0xf0
[  305.764477]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.769497]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.774516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.779367]  ? trace_hardirqs_off+0x300/0x300
[  305.783878]  ? trace_hardirqs_off+0x300/0x300
[  305.788377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.793922]  ? check_preemption_disabled+0x48/0x200
[  305.798966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.803832]  apic_timer_interrupt+0xf/0x20
[  305.808064]  </IRQ>
[  305.810307] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  305.815239] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  305.834147] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  305.841875] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  305.849161] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  305.856453] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  305.863735] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  305.871035] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  305.878362]  skb_clone+0x1bb/0x500
[  305.881909]  ? skb_split+0x11e0/0x11e0
[  305.885815]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.890581]  ? lockdep_hardirqs_on+0x421/0x5c0
[  305.895168]  ? retint_kernel+0x2d/0x2d
[  305.899062]  ? trace_hardirqs_on_caller+0xc0/0x300
[  305.903992]  ? retint_kernel+0x2d/0x2d
[  305.907885]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.912652]  bpf_clone_redirect+0xb9/0x490
[  305.916890]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  305.922127]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  305.927159]  ? retint_kernel+0x2d/0x2d
[  305.931060]  ? find_held_lock+0x36/0x1c0
[  305.935140]  ? lock_acquire+0x1ed/0x520
[  305.939121]  ? bpf_test_run+0x32e/0x5a0
[  305.943114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.948664]  ? check_preemption_disabled+0x48/0x200
[  305.953718]  ? kasan_check_read+0x11/0x20
[  305.957884]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.963177]  ? rcu_bh_qs+0xc0/0xc0
[  305.966729]  ? preempt_schedule+0x4d/0x60
[  305.970893]  ? ___preempt_schedule+0x16/0x18
[  305.975313]  ? bpf_test_run+0x1c0/0x5a0
[  305.979309]  ? netlink_diag_dump+0x2a0/0x2a0
[  305.983822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.989366]  ? bpf_test_init.isra.9+0x70/0x100
[  305.993963]  ? bpf_prog_test_run_skb+0x634/0xb40
[  305.998735]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.003597]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.009134]  ? fput+0x130/0x1a0
[  306.012419]  ? __bpf_prog_get+0x9b/0x290
[  306.016489]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.021333]  ? bpf_prog_test_run+0x130/0x1a0
[  306.025747]  ? __x64_sys_bpf+0x3d8/0x510
[  306.029826]  ? bpf_prog_get+0x20/0x20
[  306.033646]  ? do_syscall_64+0x2a5/0x820
[  306.037715]  ? do_syscall_64+0x1b9/0x820
[  306.041786]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  306.047157]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.052087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.056939]  ? trace_hardirqs_off+0x300/0x300
[  306.061450]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.066470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.072013]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.077040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.081898]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.087284] warn_alloc_show_mem: 1 callbacks suppressed
[  306.087304] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  306.087306] Mem-Info:
[  306.087336] active_anon:38791 inactive_anon:372 isolated_anon:0
[  306.087336]  active_file:33 inactive_file:13 isolated_file:0
[  306.087336]  unevictable:0 dirty:0 writeback:0 unstable:0
[  306.087336]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  306.087336]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  306.087336]  free:13743 free_pcp:141 free_cma:0
[  306.092683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.092693] Call Trace:
[  306.099637] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  306.102038]  <IRQ>
[  306.134914] Node 0 
[  306.144285]  dump_stack+0x1c4/0x2b4
[  306.146867] 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
[  306.174602]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.176728] lowmem_reserve[]:
[  306.178974]  warn_alloc.cold.118+0xb7/0x1bd
[  306.182566]  0
[  306.208084]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.213257]  2817
[  306.216378]  ? lock_downgrade+0x900/0x900
[  306.220686]  6321
[  306.222496]  ? trace_hardirqs_off+0xb8/0x300
[  306.227305]  6321
[  306.229384]  ? trace_hardirqs_off+0xb8/0x300
[  306.233505] Node 0 
[  306.235577]  __alloc_pages_slowpath+0x2667/0x2d80
[  306.239985] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  306.242048]  ? warn_alloc+0x120/0x120
[  306.246412] lowmem_reserve[]:
[  306.248650]  ? trace_hardirqs_on+0x310/0x310
[  306.253476]  0
[  306.280733]  ? warn_alloc+0x120/0x120
[  306.284511]  0
[  306.287621]  ? print_usage_bug+0xc0/0xc0
[  306.292012]  3503
[  306.293818]  ? warn_alloc+0x120/0x120
[  306.297594]  3503
[  306.299393]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  306.303431] Node 0 
[  306.305497]  ? print_usage_bug+0xc0/0xc0
[  306.309306] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  306.311345]  ? __lock_acquire+0x7ec/0x4ec0
[  306.316337] lowmem_reserve[]: 0
[  306.318589]  ? __lock_acquire+0x7ec/0x4ec0
[  306.323021]  0 0
[  306.351526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.355744]  0
[  306.359034]  ? should_fail+0x22d/0xd01
[  306.363251] Node 0 
[  306.365239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.370749] DMA: 
[  306.372557]  ? __lock_acquire+0x7ec/0x4ec0
[  306.376421] 1*4kB 
[  306.378659]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.383744] (U) 
[  306.385819]  ? __lock_acquire+0x7ec/0x4ec0
[  306.390026] 0*8kB 
[  306.392177]  ? should_fail+0x22d/0xd01
[  306.397256] 0*16kB 1*32kB 
[  306.399246]  ? print_usage_bug+0xc0/0xc0
[  306.403451] (U) 
[  306.405605]  ? mark_held_locks+0x130/0x130
[  306.409472] 2*64kB 
[  306.412318]  ? mark_held_locks+0x130/0x130
[  306.416350] (U) 
[  306.418329]  ? graph_lock+0x170/0x170
[  306.422567] 1*128kB 
[  306.424804]  ? print_usage_bug+0xc0/0xc0
[  306.429436] (U) 1*256kB 
[  306.431426]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.435197] (U) 0*512kB 
[  306.437536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.441564] 1*1024kB (U) 
[  306.444251]  ? check_preemption_disabled+0x48/0x200
[  306.448986] 1*2048kB 
[  306.451666]  ? check_preemption_disabled+0x48/0x200
[  306.457203] (M) 3*4096kB 
[  306.459988]  ? __lock_is_held+0xb5/0x140
[  306.464971] (M) 
[  306.467390]  __alloc_pages_nodemask+0xa80/0xde0
[  306.472380] = 15908kB
[  306.475142]  ? graph_lock+0x170/0x170
[  306.479183] Node 0 
[  306.481160]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.485816] DMA32: 
[  306.488230]  ? graph_lock+0x170/0x170
[  306.492008] 4*4kB 
[  306.494255]  ? find_held_lock+0x36/0x1c0
[  306.499231] (M) 0*8kB 
[  306.501495]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.505270] 4*16kB 
[  306.507420]  ? lock_downgrade+0x900/0x900
[  306.511456] (M) 
[  306.513959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.518599] 1*32kB 
[  306.520845]  cache_grow_begin+0x91/0x8c0
[  306.524963] (M) 
[  306.526941]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.526967]  fallback_alloc+0x203/0x2e0
[  306.532493] 4*64kB 
[  306.534738]  ____cache_alloc_node+0x1c7/0x1e0
[  306.538763] (UM) 2*128kB 
[  306.540751]  kmem_cache_alloc_node+0xe3/0x730
[  306.545134] (M) 
[  306.549108]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.551334] 2*256kB 
[  306.555850]  __alloc_skb+0x119/0x770
[  306.558589] (M) 
[  306.563080]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.565036] 3*512kB 
[  306.569269]  ? skb_scrub_packet+0x490/0x490
[  306.571565] (M) 
[  306.575274]  ? lock_downgrade+0x900/0x900
[  306.577231] 4*1024kB 
[  306.582506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.584804] (UM) 
[  306.589120]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.591071] 1*2048kB 
[  306.595216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.597604] (U) 
[  306.603140]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.605178] 4*4096kB 
[  306.610633]  ndisc_alloc_skb+0x144/0x340
[  306.613009] (M) 
[  306.618463]  ndisc_send_rs+0x331/0x6e0
[  306.620418] = 25200kB
[  306.624826]  addrconf_rs_timer+0x3c0/0x6f0
[  306.627210] Node 0 
[  306.631308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.633246] Normal: 1032*4kB 
[  306.637153]  call_timer_fn+0x272/0x920
[  306.639529] (UME) 
[  306.643768]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.645983] 423*8kB 
[  306.650214]  ? process_timeout+0x40/0x40
[  306.653293] (UME) 
[  306.657178]  ? find_held_lock+0x36/0x1c0
[  306.657201]  ? mark_held_locks+0xc7/0x130
[  306.659332] 205*16kB 
[  306.663564]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.665875] (UME) 
[  306.669931]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.672053] 58*32kB (UME) 
[  306.676117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.676135]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  306.680260] 17*64kB (UM) 
[  306.682677]  ? trace_hardirqs_on+0xbd/0x310
[  306.687148] 1*128kB 
[  306.689305]  ? kasan_check_read+0x11/0x20
[  306.693772] (U) 
[  306.696617]  ? __run_timers+0x7da/0xc70
[  306.700824] 0*256kB 0*512kB 
[  306.705417]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.708148] 0*1024kB 
[  306.712469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.714765] 0*2048kB 0*4096kB 
[  306.718920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.720876] = 13864kB
[  306.724848]  __run_timers+0x7e5/0xc70
[  306.727849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  306.733304]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.735686] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  306.739913]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.743081] 427 total pagecache pages
[  306.747314]  ? graph_lock+0x170/0x170
[  306.749708] 0 pages in swap cache
[  306.753499]  ? print_usage_bug+0xc0/0xc0
[  306.762312] Swap cache stats: add 0, delete 0, find 0/0
[  306.762323] Free swap  = 0kB
[  306.767693]  ? lock_release+0x970/0x970
[  306.776243] Total swap = 0kB
[  306.781257]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.785034] 1965979 pages RAM
[  306.788833]  ? find_held_lock+0x36/0x1c0
[  306.792256] 0 pages HighMem/MovableOnly
[  306.792266] 342744 pages reserved
[  306.796329]  ? graph_lock+0x170/0x170
[  306.801670] 0 pages cma reserved
[  306.804688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.808714] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.811652]  ? check_preemption_disabled+0x48/0x200
[  306.816920] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.819935]  ? __lock_is_held+0xb5/0x140
[  306.823997] syz-executor7 cpuset=
[  306.827970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.831399] syz7
[  306.835198]  ? check_preemption_disabled+0x48/0x200
[  306.838544]  mems_allowed=0
[  306.844081]  run_timer_softirq+0x52/0xb0
[  306.892957]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.897981]  __do_softirq+0x30b/0xad8
[  306.901799]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.906915]  ? pvclock_read_flags+0x160/0x160
[  306.911414]  ? lapic_next_event+0x5a/0x90
[  306.915564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.921103]  ? check_preemption_disabled+0x48/0x200
[  306.926125]  ? check_preemption_disabled+0x48/0x200
[  306.931155]  ? kvm_clock_read+0x18/0x30
[  306.935130]  ? kvm_sched_clock_read+0x9/0x20
[  306.939543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.945084]  ? check_preemption_disabled+0x48/0x200
[  306.950115]  irq_exit+0x17f/0x1c0
[  306.953574]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.958421]  ? smp_reschedule_interrupt+0x109/0x650
[  306.963462]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.969354]  ? interrupt_entry+0xb5/0xf0
[  306.973422]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.978441]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.983461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.988311]  ? trace_hardirqs_off+0x300/0x300
[  306.992811]  ? trace_hardirqs_off+0x300/0x300
[  306.997316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.002862]  ? check_preemption_disabled+0x48/0x200
[  307.007894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.012749]  apic_timer_interrupt+0xf/0x20
[  307.016991]  </IRQ>
[  307.019235] RIP: 0010:console_unlock+0x1017/0x11a0
[  307.024171] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  307.043101] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  307.050829] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  307.058126] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  307.065493] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  307.072773] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  307.080049] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  307.087350]  ? netconsole_netdev_event+0x280/0x280
[  307.092316]  ? console_unlock+0x100e/0x11a0
[  307.096664]  ? devkmsg_read+0xbb0/0xbb0
[  307.100655]  ? lock_release+0x970/0x970
[  307.104637]  ? retint_kernel+0x2d/0x2d
[  307.108556]  vprintk_emit+0x33d/0x930
[  307.112372]  ? wake_up_klogd+0x180/0x180
[  307.116458]  ? find_held_lock+0x36/0x1c0
[  307.120536]  ? mark_held_locks+0xc7/0x130
[  307.124700]  vprintk_default+0x28/0x30
[  307.128607]  vprintk_func+0x7e/0x181
[  307.132516]  printk+0xa7/0xcf
[  307.135638]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  307.140419]  ? kasan_check_write+0x14/0x20
[  307.144676]  ? do_raw_spin_lock+0xc1/0x200
[  307.148937]  show_free_areas.cold.119+0x1f34/0x215d
[  307.153984]  ? si_meminfo_node+0x260/0x260
[  307.158230]  ? __lock_acquire+0x7ec/0x4ec0
[  307.162659]  ? __lock_acquire+0x7ec/0x4ec0
[  307.166912]  ? __lock_acquire+0x7ec/0x4ec0
[  307.171162]  ? kasan_check_write+0x14/0x20
[  307.176020]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  307.181848]  ? mark_held_locks+0x130/0x130
[  307.186097]  ? mark_held_locks+0x130/0x130
[  307.190348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.195895]  ? graph_lock+0x170/0x170
[  307.199705]  ? put_dec+0x3b/0xf0
[  307.203077]  ? number+0x972/0xca0
[  307.206536]  ? __lock_acquire+0x7ec/0x4ec0
[  307.210785]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  307.216339]  ? find_held_lock+0x36/0x1c0
[  307.220432]  ? serial8250_console_write+0x8b3/0xb10
[  307.225460]  ? lock_downgrade+0x900/0x900
[  307.229619]  ? graph_lock+0x170/0x170
[  307.233421]  ? graph_lock+0x170/0x170
[  307.237257]  ? print_usage_bug+0xc0/0xc0
[  307.241331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.245752]  ? trace_hardirqs_on+0x310/0x310
[  307.250177]  ? wq_watchdog_touch+0x9c/0xfe
[  307.254419]  ? io_serial_in+0x11/0x90
[  307.258236]  ? find_held_lock+0x36/0x1c0
[  307.262375]  ? mark_held_locks+0xc7/0x130
[  307.266546]  ? netconsole_netdev_event+0x280/0x280
[  307.271489]  ? console_unlock+0xfe2/0x11a0
[  307.275740]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.280349]  ? trace_hardirqs_on+0xbd/0x310
[  307.284683]  ? vprintk_emit+0x33d/0x930
[  307.288669]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.294134]  ? kasan_check_write+0x14/0x20
[  307.298386]  ? do_raw_spin_lock+0xc1/0x200
[  307.302648]  ? netconsole_netdev_event+0x280/0x280
[  307.307601]  ? console_unlock+0x98e/0x11a0
[  307.311869]  ? devkmsg_read+0xbb0/0xbb0
[  307.315860]  ? vprintk_emit+0x7f7/0x930
[  307.320284]  ? lock_release+0x970/0x970
[  307.324273]  ? preempt_count_add+0x7d/0x160
[  307.328615]  ? wake_up_klogd+0x11a/0x180
[  307.332686]  ? console_device+0xc0/0xc0
[  307.336671]  ? do_raw_spin_lock+0xc1/0x200
[  307.341009]  ? vprintk_emit+0x268/0x930
[  307.345000]  ? wake_up_klogd+0x180/0x180
[  307.349064]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.353856]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.358983]  ? retint_kernel+0x1b/0x2d
[  307.362884]  ? trace_hardirqs_on+0x310/0x310
[  307.367328]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.372112]  ? retint_kernel+0x2d/0x2d
[  307.376028]  ? arch_local_irq_restore+0x45/0x52
[  307.380722]  ? save_image_lzo.cold.20+0x629/0xecf
[  307.385590]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  307.390379]  ? show_mem+0x1e/0x17b
[  307.393948]  show_mem+0x34/0x17b
[  307.397342]  dump_header+0x2f1/0xf72
[  307.401086]  ? pagefault_out_of_memory+0x197/0x197
[  307.406038]  ? __lock_acquire+0x7ec/0x4ec0
[  307.410303]  ? print_usage_bug+0xc0/0xc0
[  307.414385]  ? graph_lock+0x170/0x170
[  307.418200]  ? graph_lock+0x170/0x170
[  307.422020]  ? print_usage_bug+0xc0/0xc0
[  307.426094]  ? print_usage_bug+0xc0/0xc0
[  307.430183]  ? print_usage_bug+0xc0/0xc0
[  307.434263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.439839]  ? find_held_lock+0x36/0x1c0
[  307.443931]  ? mark_held_locks+0xc7/0x130
[  307.448096]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.453216]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.458340]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.462950]  ? trace_hardirqs_on+0xbd/0x310
[  307.467289]  ? kasan_check_read+0x11/0x20
[  307.471464]  ? ___ratelimit+0x36f/0x655
[  307.475454]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.480926]  ? trace_hardirqs_on+0x310/0x310
[  307.485353]  ? lock_downgrade+0x900/0x900
[  307.489530]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.494661]  ? ___ratelimit+0xaa/0x655
[  307.498586]  ? idr_get_free+0xec0/0xec0
[  307.502582]  ? kasan_check_write+0x14/0x20
[  307.506837]  ? do_raw_spin_lock+0xc1/0x200
[  307.511097]  oom_kill_process.cold.27+0x10/0x903
[  307.515877]  ? graph_lock+0x170/0x170
[  307.519696]  ? _raw_spin_unlock+0x2c/0x50
[  307.523866]  ? oom_badness+0xe6/0xaa0
[  307.527695]  ? oom_evaluate_task+0x540/0x540
[  307.532136]  ? find_held_lock+0x36/0x1c0
[  307.536230]  ? out_of_memory+0x974/0x14c0
[  307.540405]  ? lock_downgrade+0x900/0x900
[  307.544580]  ? check_preemption_disabled+0x48/0x200
[  307.549630]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.555459]  ? kasan_check_read+0x11/0x20
[  307.559636]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.564937]  ? rcu_bh_qs+0xc0/0xc0
[  307.568507]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.573552]  ? oom_evaluate_task+0x302/0x540
[  307.577992]  out_of_memory+0xa86/0x14c0
[  307.582002]  ? oom_killer_disable+0x3a0/0x3a0
[  307.586517]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  307.591476]  ? __mutex_add_waiter+0x2a0/0x2a0
[  307.596006]  __alloc_pages_slowpath+0x2318/0x2d80
[  307.600903]  ? warn_alloc+0x120/0x120
[  307.604737]  ? find_get_entry+0x2f2/0xc40
[  307.608915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.614485]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  307.619438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.625006]  ? should_fail+0x22d/0xd01
[  307.628924]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.634052]  ? __lock_is_held+0xb5/0x140
[  307.638164]  ? __lock_is_held+0xb5/0x140
[  307.642265]  ? ___might_sleep+0x1ed/0x300
[  307.646437]  ? lock_release+0x970/0x970
[  307.650435]  ? arch_local_save_flags+0x40/0x40
[  307.655052]  ? __might_sleep+0x95/0x190
[  307.659056]  __alloc_pages_nodemask+0xa80/0xde0
[  307.663758]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.668832]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.674660]  ? kasan_check_read+0x11/0x20
[  307.678837]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.684142]  ? graph_lock+0x170/0x170
[  307.687964]  ? print_usage_bug+0xc0/0xc0
[  307.692050]  ? graph_lock+0x170/0x170
[  307.695858]  ? graph_lock+0x170/0x170
[  307.699671]  ? __do_page_cache_readahead+0x7ce/0x980
[  307.704794]  ? find_held_lock+0x36/0x1c0
[  307.708876]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.714427]  alloc_pages_current+0x10c/0x210
[  307.718846]  ? lock_downgrade+0x900/0x900
[  307.723008]  __page_cache_alloc+0x38f/0x5b0
[  307.727338]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.733145]  ? kasan_check_read+0x11/0x20
[  307.737307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.742595]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  307.747273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.752829]  ? check_preemption_disabled+0x48/0x200
[  307.757862]  filemap_fault+0x1594/0x25f0
[  307.761945]  ? __lock_page_or_retry+0xa00/0xa00
[  307.766621]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.771147]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.775736]  ? trace_hardirqs_on+0xbd/0x310
[  307.780064]  ? kasan_check_read+0x11/0x20
[  307.784217]  ? finish_task_switch+0x1f5/0x900
[  307.788719]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.794174]  ? compat_start_thread+0x80/0x80
[  307.798589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.804142]  ? _raw_spin_unlock_irq+0x60/0x80
[  307.808667]  ? finish_task_switch+0x1f5/0x900
[  307.813182]  ? finish_task_switch+0x1b5/0x900
[  307.817683]  ? __switch_to_asm+0x34/0x70
[  307.821755]  ? __switch_to_asm+0x34/0x70
[  307.825832]  ? __switch_to_asm+0x34/0x70
[  307.829902]  ? __switch_to_asm+0x40/0x70
[  307.833968]  ? __switch_to_asm+0x34/0x70
[  307.838036]  ? __switch_to_asm+0x40/0x70
[  307.842101]  ? __switch_to_asm+0x34/0x70
[  307.846166]  ? __switch_to_asm+0x40/0x70
[  307.850232]  ? __switch_to_asm+0x34/0x70
[  307.854310]  ? graph_lock+0x170/0x170
[  307.858118]  ? __switch_to_asm+0x40/0x70
[  307.862196]  ? __schedule+0x874/0x1ed0
[  307.866112]  ? lock_acquire+0x1ed/0x520
[  307.870097]  ? ext4_filemap_fault+0x7a/0xad
[  307.874441]  ? lock_release+0x970/0x970
[  307.878423]  ? arch_local_save_flags+0x40/0x40
[  307.883015]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.887785]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.892896]  ? retint_kernel+0x1b/0x2d
[  307.896804]  ? down_read+0xb0/0x1d0
[  307.900435]  ? ext4_filemap_fault+0x7a/0xad
[  307.904762]  ? __down_interruptible+0x700/0x700
[  307.909440]  ? retint_kernel+0x2d/0x2d
[  307.913339]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  307.917957]  ext4_filemap_fault+0x82/0xad
[  307.922116]  __do_fault+0x100/0x6b0
[  307.925750]  ? lock_downgrade+0x900/0x900
[  307.929904]  ? print_bad_pte+0x6c0/0x6c0
[  307.933975]  ? do_futex+0x249/0x26d0
[  307.937693]  ? finish_task_switch+0x1f5/0x900
[  307.942202]  ? kasan_check_read+0x11/0x20
[  307.946359]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.950777]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  307.955373]  ? add_mm_counter_fast+0xd0/0xd0
[  307.959796]  __handle_mm_fault+0x3709/0x53e0
[  307.964212]  ? preempt_notifier_register+0x200/0x200
[  307.969337]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  307.974193]  ? __switch_to_asm+0x40/0x70
[  307.978261]  ? graph_lock+0x170/0x170
[  307.982065]  ? __switch_to_asm+0x40/0x70
[  307.986138]  ? print_usage_bug+0xc0/0xc0
[  307.990207]  ? graph_lock+0x170/0x170
[  307.994101]  ? graph_lock+0x170/0x170
[  307.997934]  ? handle_mm_fault+0x42a/0xc70
[  308.002179]  ? lock_downgrade+0x900/0x900
[  308.006333]  ? check_preemption_disabled+0x48/0x200
[  308.011365]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.017167]  ? kasan_check_read+0x11/0x20
[  308.021326]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.026612]  ? rcu_bh_qs+0xc0/0xc0
[  308.030156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.035617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.041166]  ? check_preemption_disabled+0x48/0x200
[  308.046201]  handle_mm_fault+0x54f/0xc70
[  308.050272]  ? __handle_mm_fault+0x53e0/0x53e0
[  308.054873]  ? find_vma+0x34/0x190
[  308.058426]  __do_page_fault+0x67d/0xed0
[  308.062498]  ? mm_fault_error+0x380/0x380
[  308.066653]  ? trace_hardirqs_off+0xb8/0x300
[  308.071074]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  308.076446]  ? trace_hardirqs_on+0x310/0x310
[  308.080865]  do_page_fault+0xf2/0x7e0
[  308.084670]  ? vmalloc_sync_all+0x30/0x30
[  308.088832]  ? error_entry+0x70/0xd0
[  308.092553]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.097570]  ? trace_hardirqs_on_caller+0xc0/0x300
[  308.102503]  ? syscall_return_slowpath+0x5e0/0x5e0
[  308.107447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.112293]  ? trace_hardirqs_off+0x300/0x300
[  308.116794]  ? trace_hardirqs_off_caller+0x300/0x300
[  308.121996]  ? prepare_exit_to_usermode+0x291/0x3b0
[  308.127020]  ? page_fault+0x8/0x30
[  308.130566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.135413]  ? page_fault+0x8/0x30
[  308.138961]  page_fault+0x1e/0x30
[  308.142413] RIP: 0033:0x404068
[  308.145606] Code: Bad RIP value.
[  308.148967] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  308.154330] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  308.161598] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  308.168866] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  308.176132] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  308.183399] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  308.190698] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  308.190763] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.197894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.197899] Call Trace:
[  308.197907]  <IRQ>
[  308.197927]  dump_stack+0x1c4/0x2b4
[  308.197944]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.204515] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.213808]  warn_alloc.cold.118+0xb7/0x1bd
[  308.216355] syz-fuzzer cpuset=
[  308.218505]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.222107] /
[  308.227294]  ? lock_downgrade+0x900/0x900
[  308.237503]  mems_allowed=0
[  308.241833]  ? trace_hardirqs_off+0xb8/0x300
[  308.263031]  ? trace_hardirqs_off+0xb8/0x300
[  308.267467]  __alloc_pages_slowpath+0x2667/0x2d80
[  308.272346]  ? warn_alloc+0x120/0x120
[  308.276153]  ? trace_hardirqs_on+0x310/0x310
[  308.280567]  ? warn_alloc+0x120/0x120
[  308.284378]  ? print_usage_bug+0xc0/0xc0
[  308.288442]  ? warn_alloc+0x120/0x120
[  308.292247]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  308.297272]  ? print_usage_bug+0xc0/0xc0
[  308.301342]  ? __lock_acquire+0x7ec/0x4ec0
[  308.305579]  ? __lock_acquire+0x7ec/0x4ec0
[  308.309827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.315383]  ? should_fail+0x22d/0xd01
[  308.319293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.324427]  ? __lock_acquire+0x7ec/0x4ec0
[  308.328703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.333826]  ? __lock_acquire+0x7ec/0x4ec0
[  308.338071]  ? should_fail+0x22d/0xd01
[  308.341998]  ? print_usage_bug+0xc0/0xc0
[  308.346095]  ? mark_held_locks+0x130/0x130
[  308.350356]  ? mark_held_locks+0x130/0x130
[  308.354609]  ? graph_lock+0x170/0x170
[  308.358417]  ? print_usage_bug+0xc0/0xc0
[  308.362484]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.367242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.372795]  ? check_preemption_disabled+0x48/0x200
[  308.377829]  ? check_preemption_disabled+0x48/0x200
[  308.382861]  ? __lock_is_held+0xb5/0x140
[  308.386931]  __alloc_pages_nodemask+0xa80/0xde0
[  308.391609]  ? graph_lock+0x170/0x170
[  308.395419]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.400432]  ? graph_lock+0x170/0x170
[  308.404252]  ? find_held_lock+0x36/0x1c0
[  308.408325]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.412998]  ? lock_downgrade+0x900/0x900
[  308.417156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.422700]  cache_grow_begin+0x91/0x8c0
[  308.426776]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.431594]  fallback_alloc+0x203/0x2e0
[  308.435581]  ____cache_alloc_node+0x1c7/0x1e0
[  308.440089]  kmem_cache_alloc_node+0xe3/0x730
[  308.444595]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.448848]  __alloc_skb+0x119/0x770
[  308.452571]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.457860]  ? skb_scrub_packet+0x490/0x490
[  308.462183]  ? lock_downgrade+0x900/0x900
[  308.466351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.471895]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.477355]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.482817]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.487248]  ndisc_alloc_skb+0x144/0x340
[  308.491329]  ndisc_send_rs+0x331/0x6e0
[  308.495233]  addrconf_rs_timer+0x3c0/0x6f0
[  308.499484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.503741]  call_timer_fn+0x272/0x920
[  308.507637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.511887]  ? process_timeout+0x40/0x40
[  308.516143]  ? find_held_lock+0x36/0x1c0
[  308.520246]  ? __run_timers+0x7da/0xc70
[  308.524238]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.528742]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.533245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.537501]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.542102]  ? trace_hardirqs_on+0xbd/0x310
[  308.546442]  ? kasan_check_read+0x11/0x20
[  308.550609]  ? __run_timers+0x7da/0xc70
[  308.554600]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.560084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.564356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.568618]  __run_timers+0x7e5/0xc70
[  308.572463]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.577853]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.582890]  ? graph_lock+0x170/0x170
[  308.586713]  ? enqueue_hrtimer+0x1a5/0x560
[  308.590965]  ? lock_release+0x970/0x970
[  308.594960]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.600205]  ? find_held_lock+0x36/0x1c0
[  308.604294]  ? graph_lock+0x170/0x170
[  308.608123]  ? pvclock_read_flags+0x160/0x160
[  308.612646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.618209]  ? check_preemption_disabled+0x48/0x200
[  308.623263]  ? __lock_is_held+0xb5/0x140
[  308.627355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.632918]  ? check_preemption_disabled+0x48/0x200
[  308.637969]  run_timer_softirq+0x52/0xb0
[  308.642054]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.647114]  __do_softirq+0x30b/0xad8
[  308.650958]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.656089]  ? pvclock_read_flags+0x160/0x160
[  308.660604]  ? lapic_next_event+0x5a/0x90
[  308.664775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.670349]  ? check_preemption_disabled+0x48/0x200
[  308.675397]  ? check_preemption_disabled+0x48/0x200
[  308.680457]  ? kvm_clock_read+0x18/0x30
[  308.684459]  ? kvm_sched_clock_read+0x9/0x20
[  308.688897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.694462]  ? check_preemption_disabled+0x48/0x200
[  308.699515]  irq_exit+0x17f/0x1c0
[  308.702997]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.707868]  ? smp_reschedule_interrupt+0x109/0x650
[  308.712915]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.718841]  ? interrupt_entry+0xb5/0xf0
[  308.722952]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.727994]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.733059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.737949]  ? trace_hardirqs_off+0x300/0x300
[  308.742472]  ? trace_hardirqs_off+0x300/0x300
[  308.746998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.752551]  ? check_preemption_disabled+0x48/0x200
[  308.757592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.762458]  apic_timer_interrupt+0xf/0x20
[  308.766693]  </IRQ>
[  308.768939] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  308.773883] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  308.792806] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  308.800535] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.807827] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  308.815119] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  308.822406] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  308.829701] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  308.837033]  skb_clone+0x1bb/0x500
[  308.840597]  ? skb_split+0x11e0/0x11e0
[  308.844508]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.849289]  ? lockdep_hardirqs_on+0x421/0x5c0
[  308.853889]  ? retint_kernel+0x2d/0x2d
[  308.857804]  ? trace_hardirqs_on_caller+0xc0/0x300
[  308.862771]  ? retint_kernel+0x2d/0x2d
[  308.866677]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.871450]  bpf_clone_redirect+0xb9/0x490
[  308.875703]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  308.880911]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  308.885949]  ? retint_kernel+0x2d/0x2d
[  308.889860]  ? find_held_lock+0x36/0x1c0
[  308.893937]  ? lock_acquire+0x1ed/0x520
[  308.897922]  ? bpf_test_run+0x32e/0x5a0
[  308.901909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.907470]  ? check_preemption_disabled+0x48/0x200
[  308.912518]  ? kasan_check_read+0x11/0x20
[  308.916689]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.921980]  ? rcu_bh_qs+0xc0/0xc0
[  308.925533]  ? preempt_schedule+0x4d/0x60
[  308.929695]  ? ___preempt_schedule+0x16/0x18
[  308.934124]  ? bpf_test_run+0x1c0/0x5a0
[  308.938123]  ? netlink_diag_dump+0x2a0/0x2a0
[  308.942545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.948095]  ? bpf_test_init.isra.9+0x70/0x100
[  308.952696]  ? bpf_prog_test_run_skb+0x634/0xb40
[  308.957472]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.962352]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.967904]  ? fput+0x130/0x1a0
[  308.971196]  ? __bpf_prog_get+0x9b/0x290
[  308.975268]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.980128]  ? bpf_prog_test_run+0x130/0x1a0
[  308.984563]  ? __x64_sys_bpf+0x3d8/0x510
[  308.988644]  ? bpf_prog_get+0x20/0x20
[  308.992479]  ? do_syscall_64+0x2a5/0x820
[  308.996562]  ? do_syscall_64+0x1b9/0x820
[  309.000630]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.006001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.010938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.015788]  ? trace_hardirqs_off+0x300/0x300
[  309.020305]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.025335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.030879]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.035910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.040774]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.046169] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  309.046175] warn_alloc_show_mem: 1 callbacks suppressed
[  309.046182] Mem-Info:
[  309.053137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.058511] active_anon:38791 inactive_anon:372 isolated_anon:0
[  309.058511]  active_file:33 inactive_file:13 isolated_file:0
[  309.058511]  unevictable:0 dirty:0 writeback:0 unstable:0
[  309.058511]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  309.058511]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  309.058511]  free:13743 free_pcp:141 free_cma:0
[  309.060892] Call Trace:
[  309.070287] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  309.103149]  <IRQ>
[  309.105726] Node 0 
[  309.133494]  dump_stack+0x1c4/0x2b4
[  309.133515]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.135686] 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
[  309.137910]  warn_alloc.cold.118+0xb7/0x1bd
[  309.141501] lowmem_reserve[]:
[  309.146689]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.172182]  0
[  309.176509]  ? lock_downgrade+0x900/0x900
[  309.179585]  2817 6321
[  309.184447]  ? trace_hardirqs_off+0xb8/0x300
[  309.186218]  6321
[  309.190366]  ? trace_hardirqs_off+0xb8/0x300
[  309.192836] Node 0 
[  309.197246]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.199302] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  309.203713]  ? warn_alloc+0x120/0x120
[  309.205897] lowmem_reserve[]: 0
[  309.210747]  ? trace_hardirqs_on+0x310/0x310
[  309.237910]  0
[  309.241722]  ? warn_alloc+0x120/0x120
[  309.244979]  3503
[  309.249389]  ? print_usage_bug+0xc0/0xc0
[  309.251165]  3503
[  309.254970]  ? warn_alloc+0x120/0x120
[  309.261070]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  309.263109] Node 0 
[  309.266907]  ? print_usage_bug+0xc0/0xc0
[  309.271928] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  309.274141]  ? __lock_acquire+0x7ec/0x4ec0
[  309.278171] lowmem_reserve[]: 0
[  309.306649]  ? __lock_acquire+0x7ec/0x4ec0
[  309.310868]  0
[  309.314150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.318351]  0 0
[  309.320632]  ? should_fail+0x22d/0xd01
[  309.326147] Node 0 
[  309.328124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.331986] DMA: 
[  309.334221]  ? __lock_acquire+0x7ec/0x4ec0
[  309.339308] 1*4kB 
[  309.341374]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.345583] (U) 
[  309.347731]  ? __lock_acquire+0x7ec/0x4ec0
[  309.352817] 0*8kB 
[  309.354790]  ? should_fail+0x22d/0xd01
[  309.359017] 0*16kB 
[  309.361163]  ? print_usage_bug+0xc0/0xc0
[  309.365021] 1*32kB (U) 
[  309.367277]  ? mark_held_locks+0x130/0x130
[  309.371311] 2*64kB 
[  309.373898]  ? mark_held_locks+0x130/0x130
[  309.378104] (U) 
[  309.380343]  ? graph_lock+0x170/0x170
[  309.384548] 1*128kB 
[  309.386519]  ? print_usage_bug+0xc0/0xc0
[  309.390293] (U) 
[  309.392622]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  309.396662] 1*256kB 
[  309.398636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.403363] (U) 
[  309.405686]  ? check_preemption_disabled+0x48/0x200
[  309.411196] 0*512kB 
[  309.413173]  ? check_preemption_disabled+0x48/0x200
[  309.418793] 1*1024kB (U) 
[  309.421134]  ? __lock_is_held+0xb5/0x140
[  309.426121] 1*2048kB 
[  309.428879]  __alloc_pages_nodemask+0xa80/0xde0
[  309.432911] (M) 
[  309.435322]  ? graph_lock+0x170/0x170
[  309.439964] 3*4096kB (M) 
[  309.441952]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.445720] = 15908kB
[  309.445729] Node 0 
[  309.448484]  ? graph_lock+0x170/0x170
[  309.453478] DMA32: 
[  309.455891]  ? find_held_lock+0x36/0x1c0
[  309.458101] 4*4kB 
[  309.461902]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.464113] (M) 
[  309.468186]  ? lock_downgrade+0x900/0x900
[  309.470319] 0*8kB 
[  309.475007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.476957] 4*16kB 
[  309.481112]  cache_grow_begin+0x91/0x8c0
[  309.483230] (M) 
[  309.488783]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.490995] 1*32kB 
[  309.495071]  fallback_alloc+0x203/0x2e0
[  309.497014] (M) 
[  309.501434]  ____cache_alloc_node+0x1c7/0x1e0
[  309.503639] 4*64kB (UM) 
[  309.507635]  kmem_cache_alloc_node+0xe3/0x730
[  309.509583] 2*128kB (M) 
[  309.514101]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.516745] 2*256kB (M) 
[  309.521265]  __alloc_skb+0x119/0x770
[  309.523912] 3*512kB 
[  309.528157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.530804] (M) 
[  309.534522]  ? skb_scrub_packet+0x490/0x490
[  309.536826] 4*1024kB 
[  309.542109]  ? lock_downgrade+0x900/0x900
[  309.544058] (UM) 
[  309.548385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.550780] 1*2048kB 
[  309.554928]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.556962] (U) 
[  309.562501]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.564882] 4*4096kB (M) 
[  309.570351]  ? addrconf_rs_timer+0x6f0/0x6f0
[  309.572298] = 25200kB
[  309.572319] Node 0 
[  309.577785]  ndisc_alloc_skb+0x144/0x340
[  309.580524] Normal: 
[  309.584951]  ndisc_send_rs+0x331/0x6e0
[  309.587342] 1032*4kB 
[  309.589590]  addrconf_rs_timer+0x3c0/0x6f0
[  309.593620] (UME) 
[  309.595957]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.599824] 423*8kB 
[  309.602251]  call_timer_fn+0x272/0x920
[  309.606478] (UME) 
[  309.608631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.612840] 205*16kB 
[  309.615169]  ? process_timeout+0x40/0x40
[  309.619026] (UME) 
[  309.621177]  ? find_held_lock+0x36/0x1c0
[  309.621202]  ? mark_held_locks+0xc7/0x130
[  309.625414] 58*32kB 
[  309.627824]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.631858] (UME) 
[  309.634008]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.638049] 17*64kB 
[  309.642195]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.644492] (UM) 
[  309.649005]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  309.651136] 1*128kB 
[  309.655632]  ? trace_hardirqs_on+0xbd/0x310
[  309.657932] (U) 
[  309.662160]  ? kasan_check_read+0x11/0x20
[  309.662178]  ? __run_timers+0x7da/0xc70
[  309.664221] 0*256kB 
[  309.668807]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.671109] 0*512kB 
[  309.675429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.677378] 0*1024kB 
[  309.681523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.685473] 0*2048kB 
[  309.687806]  __run_timers+0x7e5/0xc70
[  309.693232] 0*4096kB = 13864kB
[  309.695580]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.699794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  309.702207]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.706422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  309.706441] 427 total pagecache pages
[  309.708871]  ? graph_lock+0x170/0x170
[  309.712659] 0 pages in swap cache
[  309.715887]  ? print_usage_bug+0xc0/0xc0
[  309.721237] Swap cache stats: add 0, delete 0, find 0/0
[  309.721250] Free swap  = 0kB
[  309.730105]  ? lock_release+0x970/0x970
[  309.735104] Total swap = 0kB
[  309.735115] 1965979 pages RAM
[  309.743712]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.747494] 0 pages HighMem/MovableOnly
[  309.751309]  ? find_held_lock+0x36/0x1c0
[  309.754725] 342744 pages reserved
[  309.754735] 0 pages cma reserved
[  309.758810]  ? graph_lock+0x170/0x170
[  309.764257] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.767205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.771221] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.774197]  ? check_preemption_disabled+0x48/0x200
[  309.777275] syz-executor7 cpuset=
[  309.782477]  ? __lock_is_held+0xb5/0x140
[  309.786430] syz7
[  309.790509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.793945]  mems_allowed=0
[  309.797319]  ? check_preemption_disabled+0x48/0x200
[  309.851585]  run_timer_softirq+0x52/0xb0
[  309.855673]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.860721]  __do_softirq+0x30b/0xad8
[  309.864565]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.869705]  ? pvclock_read_flags+0x160/0x160
[  309.874220]  ? lapic_next_event+0x5a/0x90
[  309.878387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.883943]  ? check_preemption_disabled+0x48/0x200
[  309.888974]  ? check_preemption_disabled+0x48/0x200
[  309.894015]  ? kvm_clock_read+0x18/0x30
[  309.898003]  ? kvm_sched_clock_read+0x9/0x20
[  309.902419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.907969]  ? check_preemption_disabled+0x48/0x200
[  309.913009]  irq_exit+0x17f/0x1c0
[  309.916479]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.921346]  ? smp_reschedule_interrupt+0x109/0x650
[  309.926370]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.932256]  ? interrupt_entry+0xb5/0xf0
[  309.936333]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.941365]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.946393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.951239]  ? trace_hardirqs_off+0x300/0x300
[  309.955736]  ? trace_hardirqs_off+0x300/0x300
[  309.960241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.965792]  ? check_preemption_disabled+0x48/0x200
[  309.970835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.975696]  apic_timer_interrupt+0xf/0x20
[  309.979932]  </IRQ>
[  309.982178] RIP: 0010:console_unlock+0x1017/0x11a0
[  309.987123] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  310.006041] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  310.013767] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  310.021065] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  310.028343] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  310.035621] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  310.042902] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  310.050199]  ? netconsole_netdev_event+0x280/0x280
[  310.055163]  ? console_unlock+0x100e/0x11a0
[  310.059522]  ? devkmsg_read+0xbb0/0xbb0
[  310.063512]  ? lock_release+0x970/0x970
[  310.067506]  ? retint_kernel+0x2d/0x2d
[  310.071422]  vprintk_emit+0x33d/0x930
[  310.075240]  ? wake_up_klogd+0x180/0x180
[  310.079329]  ? find_held_lock+0x36/0x1c0
[  310.083403]  ? mark_held_locks+0xc7/0x130
[  310.087562]  vprintk_default+0x28/0x30
[  310.091456]  vprintk_func+0x7e/0x181
[  310.095179]  printk+0xa7/0xcf
[  310.098302]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  310.103070]  ? kasan_check_write+0x14/0x20
[  310.107318]  ? do_raw_spin_lock+0xc1/0x200
[  310.111569]  show_free_areas.cold.119+0x1f34/0x215d
[  310.116618]  ? si_meminfo_node+0x260/0x260
[  310.120871]  ? __lock_acquire+0x7ec/0x4ec0
[  310.125121]  ? __lock_acquire+0x7ec/0x4ec0
[  310.129357]  ? __lock_acquire+0x7ec/0x4ec0
[  310.133612]  ? kasan_check_write+0x14/0x20
[  310.137854]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  310.143709]  ? mark_held_locks+0x130/0x130
[  310.147964]  ? mark_held_locks+0x130/0x130
[  310.152214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.157754]  ? graph_lock+0x170/0x170
[  310.161561]  ? put_dec+0x3b/0xf0
[  310.164929]  ? number+0x972/0xca0
[  310.168403]  ? __lock_acquire+0x7ec/0x4ec0
[  310.172643]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  310.178364]  ? find_held_lock+0x36/0x1c0
[  310.182436]  ? serial8250_console_write+0x8b3/0xb10
[  310.187456]  ? lock_downgrade+0x900/0x900
[  310.191604]  ? graph_lock+0x170/0x170
[  310.195404]  ? graph_lock+0x170/0x170
[  310.199210]  ? print_usage_bug+0xc0/0xc0
[  310.203312]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.207724]  ? trace_hardirqs_on+0x310/0x310
[  310.212144]  ? wq_watchdog_touch+0x9c/0xfe
[  310.216387]  ? io_serial_in+0x11/0x90
[  310.220195]  ? find_held_lock+0x36/0x1c0
[  310.224265]  ? mark_held_locks+0xc7/0x130
[  310.228423]  ? netconsole_netdev_event+0x280/0x280
[  310.233355]  ? console_unlock+0xfe2/0x11a0
[  310.237593]  ? lockdep_hardirqs_on+0x421/0x5c0
[  310.242178]  ? trace_hardirqs_on+0xbd/0x310
[  310.246505]  ? vprintk_emit+0x33d/0x930
[  310.250482]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.255935]  ? kasan_check_write+0x14/0x20
[  310.260175]  ? do_raw_spin_lock+0xc1/0x200
[  310.264425]  ? netconsole_netdev_event+0x280/0x280
[  310.269360]  ? console_unlock+0x98e/0x11a0
[  310.273613]  ? devkmsg_read+0xbb0/0xbb0
[  310.277597]  ? vprintk_emit+0x7f7/0x930
[  310.281586]  ? lock_release+0x970/0x970
[  310.285565]  ? preempt_count_add+0x7d/0x160
[  310.289890]  ? wake_up_klogd+0x11a/0x180
[  310.293956]  ? console_device+0xc0/0xc0
[  310.297937]  ? do_raw_spin_lock+0xc1/0x200
[  310.302184]  ? vprintk_emit+0x268/0x930
[  310.306177]  ? wake_up_klogd+0x180/0x180
[  310.310243]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.315004]  ? trace_hardirqs_off_caller+0x300/0x300
[  310.320111]  ? retint_kernel+0x1b/0x2d
[  310.324006]  ? trace_hardirqs_on+0x310/0x310
[  310.328430]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.333201]  ? retint_kernel+0x2d/0x2d
[  310.337116]  ? arch_local_irq_restore+0x45/0x52
[  310.341822]  ? save_image_lzo.cold.20+0x629/0xecf
[  310.346671]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  310.351437]  ? show_mem+0x1e/0x17b
[  310.354987]  show_mem+0x34/0x17b
[  310.358360]  dump_header+0x2f1/0xf72
[  310.362090]  ? pagefault_out_of_memory+0x197/0x197
[  310.367032]  ? __lock_acquire+0x7ec/0x4ec0
[  310.371274]  ? print_usage_bug+0xc0/0xc0
[  310.375353]  ? graph_lock+0x170/0x170
[  310.379154]  ? graph_lock+0x170/0x170
[  310.382960]  ? print_usage_bug+0xc0/0xc0
[  310.387023]  ? print_usage_bug+0xc0/0xc0
[  310.391093]  ? print_usage_bug+0xc0/0xc0
[  310.395183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.400742]  ? find_held_lock+0x36/0x1c0
[  310.404816]  ? mark_held_locks+0xc7/0x130
[  310.408974]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  310.414080]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  310.419185]  ? lockdep_hardirqs_on+0x421/0x5c0
[  310.423771]  ? trace_hardirqs_on+0xbd/0x310
[  310.428596]  ? kasan_check_read+0x11/0x20
[  310.432747]  ? ___ratelimit+0x36f/0x655
[  310.436732]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.442202]  ? trace_hardirqs_on+0x310/0x310
[  310.446613]  ? lock_downgrade+0x900/0x900
[  310.450780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  310.455930]  ? ___ratelimit+0xaa/0x655
[  310.459834]  ? idr_get_free+0xec0/0xec0
[  310.463813]  ? kasan_check_write+0x14/0x20
[  310.468064]  ? do_raw_spin_lock+0xc1/0x200
[  310.472317]  oom_kill_process.cold.27+0x10/0x903
[  310.477080]  ? graph_lock+0x170/0x170
[  310.480887]  ? _raw_spin_unlock+0x2c/0x50
[  310.485043]  ? oom_badness+0xe6/0xaa0
[  310.488856]  ? oom_evaluate_task+0x540/0x540
[  310.493361]  ? find_held_lock+0x36/0x1c0
[  310.497445]  ? out_of_memory+0x974/0x14c0
[  310.501601]  ? lock_downgrade+0x900/0x900
[  310.505767]  ? check_preemption_disabled+0x48/0x200
[  310.510816]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.516642]  ? kasan_check_read+0x11/0x20
[  310.520808]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.526108]  ? rcu_bh_qs+0xc0/0xc0
[  310.529658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.534679]  ? oom_evaluate_task+0x302/0x540
[  310.539095]  out_of_memory+0xa86/0x14c0
[  310.543086]  ? oom_killer_disable+0x3a0/0x3a0
[  310.547598]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  310.552542]  ? __mutex_add_waiter+0x2a0/0x2a0
[  310.557056]  __alloc_pages_slowpath+0x2318/0x2d80
[  310.561948]  ? warn_alloc+0x120/0x120
[  310.565777]  ? find_get_entry+0x2f2/0xc40
[  310.569954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.575533]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  310.580474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.586023]  ? should_fail+0x22d/0xd01
[  310.589922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.595036]  ? __lock_is_held+0xb5/0x140
[  310.599141]  ? __lock_is_held+0xb5/0x140
[  310.603227]  ? ___might_sleep+0x1ed/0x300
[  310.607379]  ? lock_release+0x970/0x970
[  310.611357]  ? arch_local_save_flags+0x40/0x40
[  310.615960]  ? __might_sleep+0x95/0x190
[  310.619945]  __alloc_pages_nodemask+0xa80/0xde0
[  310.624640]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.629680]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.635516]  ? kasan_check_read+0x11/0x20
[  310.639683]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.644980]  ? graph_lock+0x170/0x170
[  310.648801]  ? print_usage_bug+0xc0/0xc0
[  310.652884]  ? graph_lock+0x170/0x170
[  310.656691]  ? graph_lock+0x170/0x170
[  310.660508]  ? __do_page_cache_readahead+0x7ce/0x980
[  310.665628]  ? find_held_lock+0x36/0x1c0
[  310.669706]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  310.675261]  alloc_pages_current+0x10c/0x210
[  310.679683]  ? lock_downgrade+0x900/0x900
[  310.683845]  __page_cache_alloc+0x38f/0x5b0
[  310.688180]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.693994]  ? kasan_check_read+0x11/0x20
[  310.698152]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.703470]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  310.708152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.713701]  ? check_preemption_disabled+0x48/0x200
[  310.718736]  filemap_fault+0x1594/0x25f0
[  310.722829]  ? __lock_page_or_retry+0xa00/0xa00
[  310.727503]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.732104]  ? lockdep_hardirqs_on+0x421/0x5c0
[  310.736695]  ? trace_hardirqs_on+0xbd/0x310
[  310.741027]  ? kasan_check_read+0x11/0x20
[  310.745189]  ? finish_task_switch+0x1f5/0x900
[  310.749715]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.755189]  ? compat_start_thread+0x80/0x80
[  310.759619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.765180]  ? _raw_spin_unlock_irq+0x60/0x80
[  310.769690]  ? finish_task_switch+0x1f5/0x900
[  310.774193]  ? finish_task_switch+0x1b5/0x900
[  310.778700]  ? __switch_to_asm+0x34/0x70
[  310.782773]  ? __switch_to_asm+0x34/0x70
[  310.786841]  ? __switch_to_asm+0x34/0x70
[  310.790901]  ? __switch_to_asm+0x40/0x70
[  310.794963]  ? __switch_to_asm+0x34/0x70
[  310.799029]  ? __switch_to_asm+0x40/0x70
[  310.803092]  ? __switch_to_asm+0x34/0x70
[  310.807159]  ? __switch_to_asm+0x40/0x70
[  310.811231]  ? __switch_to_asm+0x34/0x70
[  310.815309]  ? graph_lock+0x170/0x170
[  310.819113]  ? __switch_to_asm+0x40/0x70
[  310.823183]  ? __schedule+0x874/0x1ed0
[  310.827094]  ? lock_acquire+0x1ed/0x520
[  310.831078]  ? ext4_filemap_fault+0x7a/0xad
[  310.835412]  ? lock_release+0x970/0x970
[  310.839391]  ? arch_local_save_flags+0x40/0x40
[  310.843983]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.848750]  ? trace_hardirqs_off_caller+0x300/0x300
[  310.853866]  ? retint_kernel+0x1b/0x2d
[  310.857783]  ? down_read+0xb0/0x1d0
[  310.861448]  ? ext4_filemap_fault+0x7a/0xad
[  310.865801]  ? __down_interruptible+0x700/0x700
[  310.870505]  ? retint_kernel+0x2d/0x2d
[  310.874434]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  310.879050]  ext4_filemap_fault+0x82/0xad
[  310.883232]  __do_fault+0x100/0x6b0
[  310.886889]  ? lock_downgrade+0x900/0x900
[  310.891062]  ? print_bad_pte+0x6c0/0x6c0
[  310.895152]  ? do_futex+0x249/0x26d0
[  310.898894]  ? finish_task_switch+0x1f5/0x900
[  310.903448]  ? kasan_check_read+0x11/0x20
[  310.907633]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.912083]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  310.916696]  ? add_mm_counter_fast+0xd0/0xd0
[  310.921146]  __handle_mm_fault+0x3709/0x53e0
[  310.925600]  ? preempt_notifier_register+0x200/0x200
[  310.930740]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  310.935613]  ? __switch_to_asm+0x40/0x70
[  310.939699]  ? graph_lock+0x170/0x170
[  310.943525]  ? __switch_to_asm+0x40/0x70
[  310.947610]  ? print_usage_bug+0xc0/0xc0
[  310.951698]  ? graph_lock+0x170/0x170
[  310.955518]  ? graph_lock+0x170/0x170
[  310.959366]  ? handle_mm_fault+0x42a/0xc70
[  310.963621]  ? lock_downgrade+0x900/0x900
[  310.967801]  ? check_preemption_disabled+0x48/0x200
[  310.972849]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.978676]  ? kasan_check_read+0x11/0x20
[  310.982880]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.988191]  ? rcu_bh_qs+0xc0/0xc0
[  310.991781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.997271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.002841]  ? check_preemption_disabled+0x48/0x200
[  311.007891]  handle_mm_fault+0x54f/0xc70
[  311.011980]  ? __handle_mm_fault+0x53e0/0x53e0
[  311.016585]  ? find_vma+0x34/0x190
[  311.020158]  __do_page_fault+0x67d/0xed0
[  311.024258]  ? mm_fault_error+0x380/0x380
[  311.028438]  ? trace_hardirqs_off+0xb8/0x300
[  311.032873]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.038262]  ? trace_hardirqs_on+0x310/0x310
[  311.042711]  do_page_fault+0xf2/0x7e0
[  311.046539]  ? vmalloc_sync_all+0x30/0x30
[  311.050716]  ? error_entry+0x70/0xd0
[  311.054469]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.059506]  ? trace_hardirqs_on_caller+0xc0/0x300
[  311.064445]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.069398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.074260]  ? trace_hardirqs_off+0x300/0x300
[  311.078771]  ? trace_hardirqs_off_caller+0x300/0x300
[  311.083897]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.088923]  ? page_fault+0x8/0x30
[  311.092475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.097368]  ? page_fault+0x8/0x30
[  311.100929]  page_fault+0x1e/0x30
[  311.104408] RIP: 0033:0x404068
[  311.107610] Code: Bad RIP value.
[  311.110981] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  311.116706] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  311.123986] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  311.131266] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  311.138552] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  311.145854] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  311.153181] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  311.153274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.160396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.160408] Call Trace:
[  311.167033] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.176264]  <IRQ>
[  311.178839] syz-fuzzer cpuset=
[  311.189086]  dump_stack+0x1c4/0x2b4
[  311.191225] /
[  311.194425]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.198043]  mems_allowed=0
[  311.199770]  warn_alloc.cold.118+0xb7/0x1bd
[  311.212207]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.217066]  ? lock_downgrade+0x900/0x900
[  311.221243]  ? trace_hardirqs_off+0xb8/0x300
[  311.225672]  ? trace_hardirqs_off+0xb8/0x300
[  311.230098]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.234981]  ? warn_alloc+0x120/0x120
[  311.238788]  ? graph_lock+0x170/0x170
[  311.242602]  ? warn_alloc+0x120/0x120
[  311.246408]  ? print_usage_bug+0xc0/0xc0
[  311.250485]  ? warn_alloc+0x120/0x120
[  311.254294]  ? print_usage_bug+0xc0/0xc0
[  311.258364]  ? __lock_acquire+0x7ec/0x4ec0
[  311.262599]  ? __lock_acquire+0x7ec/0x4ec0
[  311.266845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.272390]  ? should_fail+0x22d/0xd01
[  311.276288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.281408]  ? __lock_acquire+0x7ec/0x4ec0
[  311.285656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.290774]  ? __lock_acquire+0x7ec/0x4ec0
[  311.295048]  ? should_fail+0x22d/0xd01
[  311.298969]  ? mark_held_locks+0x130/0x130
[  311.303232]  ? mark_held_locks+0x130/0x130
[  311.307486]  ? graph_lock+0x170/0x170
[  311.311293]  ? graph_lock+0x170/0x170
[  311.315100]  ? graph_lock+0x170/0x170
[  311.318906]  ? print_usage_bug+0xc0/0xc0
[  311.324460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.330011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.335562]  ? check_preemption_disabled+0x48/0x200
[  311.340590]  ? check_preemption_disabled+0x48/0x200
[  311.345625]  ? __lock_is_held+0xb5/0x140
[  311.349702]  __alloc_pages_nodemask+0xa80/0xde0
[  311.354379]  ? graph_lock+0x170/0x170
[  311.358189]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.363207]  ? graph_lock+0x170/0x170
[  311.367025]  ? find_held_lock+0x36/0x1c0
[  311.371104]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.375788]  ? lock_downgrade+0x900/0x900
[  311.379959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.385518]  cache_grow_begin+0x91/0x8c0
[  311.389594]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.394026]  fallback_alloc+0x203/0x2e0
[  311.398055]  ____cache_alloc_node+0x1c7/0x1e0
[  311.402567]  kmem_cache_alloc_node+0xe3/0x730
[  311.407071]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.411328]  __alloc_skb+0x119/0x770
[  311.415063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.420355]  ? skb_scrub_packet+0x490/0x490
[  311.424690]  ? lock_downgrade+0x900/0x900
[  311.428855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.434404]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.439879]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.445353]  ? addrconf_rs_timer+0x6f0/0x6f0
[  311.449814]  ndisc_alloc_skb+0x144/0x340
[  311.453901]  ndisc_send_rs+0x331/0x6e0
[  311.457826]  addrconf_rs_timer+0x3c0/0x6f0
[  311.462073]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.466325]  call_timer_fn+0x272/0x920
[  311.470224]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.474464]  ? process_timeout+0x40/0x40
[  311.478525]  ? find_held_lock+0x36/0x1c0
[  311.482603]  ? __run_timers+0x7da/0xc70
[  311.486585]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.491083]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.495580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.499824]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  311.504429]  ? trace_hardirqs_on+0xbd/0x310
[  311.508810]  ? kasan_check_read+0x11/0x20
[  311.512969]  ? __run_timers+0x7da/0xc70
[  311.516951]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.522409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.526657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.530901]  __run_timers+0x7e5/0xc70
[  311.534725]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.540126]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.545170]  ? graph_lock+0x170/0x170
[  311.548991]  ? enqueue_hrtimer+0x1a5/0x560
[  311.553230]  ? lock_release+0x970/0x970
[  311.557212]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.562418]  ? find_held_lock+0x36/0x1c0
[  311.566491]  ? graph_lock+0x170/0x170
[  311.570301]  ? pvclock_read_flags+0x160/0x160
[  311.574814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.580360]  ? check_preemption_disabled+0x48/0x200
[  311.585394]  ? __lock_is_held+0xb5/0x140
[  311.589459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.595005]  ? check_preemption_disabled+0x48/0x200
[  311.600032]  run_timer_softirq+0x52/0xb0
[  311.604097]  ? rcu_read_lock_sched_held+0x108/0x120
[  311.609121]  __do_softirq+0x30b/0xad8
[  311.612937]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.618050]  ? pvclock_read_flags+0x160/0x160
[  311.622547]  ? lapic_next_event+0x5a/0x90
[  311.626723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.632293]  ? check_preemption_disabled+0x48/0x200
[  311.637324]  ? check_preemption_disabled+0x48/0x200
[  311.642355]  ? kvm_clock_read+0x18/0x30
[  311.646335]  ? kvm_sched_clock_read+0x9/0x20
[  311.650753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.656305]  ? check_preemption_disabled+0x48/0x200
[  311.661347]  irq_exit+0x17f/0x1c0
[  311.664819]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.669668]  ? smp_reschedule_interrupt+0x109/0x650
[  311.674700]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.680620]  ? interrupt_entry+0xb5/0xf0
[  311.684702]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.689728]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.694778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.699631]  ? trace_hardirqs_off+0x300/0x300
[  311.704123]  ? trace_hardirqs_off+0x300/0x300
[  311.708623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.714168]  ? check_preemption_disabled+0x48/0x200
[  311.719226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.724081]  apic_timer_interrupt+0xf/0x20
[  311.728314]  </IRQ>
[  311.730555] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  311.735488] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  311.754389] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  311.762102] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  311.769379] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  311.776666] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  311.783951] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  311.791234] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  311.798558]  skb_clone+0x1bb/0x500
[  311.802104]  ? skb_split+0x11e0/0x11e0
[  311.806001]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.810773]  ? lockdep_hardirqs_on+0x421/0x5c0
[  311.815359]  ? retint_kernel+0x2d/0x2d
[  311.819251]  ? trace_hardirqs_on_caller+0xc0/0x300
[  311.824180]  ? retint_kernel+0x2d/0x2d
[  311.828072]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.832837]  bpf_clone_redirect+0xb9/0x490
[  311.837076]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  311.842273]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  311.847306]  ? retint_kernel+0x2d/0x2d
[  311.851208]  ? find_held_lock+0x36/0x1c0
[  311.855281]  ? lock_acquire+0x1ed/0x520
[  311.859255]  ? bpf_test_run+0x32e/0x5a0
[  311.863233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.868788]  ? check_preemption_disabled+0x48/0x200
[  311.873832]  ? kasan_check_read+0x11/0x20
[  311.878000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.883293]  ? rcu_bh_qs+0xc0/0xc0
[  311.886843]  ? preempt_schedule+0x4d/0x60
[  311.890997]  ? ___preempt_schedule+0x16/0x18
[  311.895416]  ? bpf_test_run+0x1c0/0x5a0
[  311.899408]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.903830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.909382]  ? bpf_test_init.isra.9+0x70/0x100
[  311.913982]  ? bpf_prog_test_run_skb+0x634/0xb40
[  311.918768]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.923634]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.929190]  ? fput+0x130/0x1a0
[  311.932486]  ? __bpf_prog_get+0x9b/0x290
[  311.936554]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.941398]  ? bpf_prog_test_run+0x130/0x1a0
[  311.945820]  ? __x64_sys_bpf+0x3d8/0x510
[  311.949890]  ? bpf_prog_get+0x20/0x20
[  311.953705]  ? do_syscall_64+0x2a5/0x820
[  311.957782]  ? do_syscall_64+0x1b9/0x820
[  311.961858]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.967227]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.972162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.977009]  ? trace_hardirqs_off+0x300/0x300
[  311.981511]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.986533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.992074]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.997100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.001955]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  312.007352] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  312.007358] warn_alloc_show_mem: 1 callbacks suppressed
[  312.007366] Mem-Info:
[  312.014315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.019728] active_anon:38791 inactive_anon:372 isolated_anon:0
[  312.019728]  active_file:33 inactive_file:13 isolated_file:0
[  312.019728]  unevictable:0 dirty:0 writeback:0 unstable:0
[  312.019728]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  312.019728]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  312.019728]  free:13743 free_pcp:141 free_cma:0
[  312.022116] Call Trace:
[  312.031520] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  312.064386]  <IRQ>
[  312.066964] Node 0 
[  312.094741]  dump_stack+0x1c4/0x2b4
[  312.096898] 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
[  312.099106]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.102710] lowmem_reserve[]: 0
[  312.128264]  warn_alloc.cold.118+0xb7/0x1bd
[  312.133429]  2817 6321
[  312.136727]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.141025]  6321
[  312.143529]  ? lock_downgrade+0x900/0x900
[  312.148359] Node 0 
[  312.150445]  ? trace_hardirqs_off+0xb8/0x300
[  312.154593] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  312.156820]  ? trace_hardirqs_off+0xb8/0x300
[  312.161214] lowmem_reserve[]:
[  312.188566]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.192960]  0
[  312.196102]  ? warn_alloc+0x120/0x120
[  312.200896]  0 3503
[  312.202724]  ? trace_hardirqs_on+0x310/0x310
[  312.206502]  3503
[  312.208737]  ? warn_alloc+0x120/0x120
[  312.213124] Node 0 
[  312.215190]  ? print_usage_bug+0xc0/0xc0
[  312.218995] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  312.221205]  ? warn_alloc+0x120/0x120
[  312.225235] lowmem_reserve[]: 0
[  312.253804]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  312.253824]  ? print_usage_bug+0xc0/0xc0
[  312.257606]  0 0
[  312.260905]  ? __lock_acquire+0x7ec/0x4ec0
[  312.265897]  0
[  312.269971]  ? __lock_acquire+0x7ec/0x4ec0
[  312.271924] Node 0 
[  312.276158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.277937] DMA: 
[  312.282188]  ? should_fail+0x22d/0xd01
[  312.284414] 1*4kB 
[  312.289962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.292003] (U) 
[  312.295895]  ? __lock_acquire+0x7ec/0x4ec0
[  312.298021] 0*8kB 
[  312.303135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.305085] 0*16kB 
[  312.309321]  ? __lock_acquire+0x7ec/0x4ec0
[  312.309338]  ? should_fail+0x22d/0xd01
[  312.311471] 1*32kB 
[  312.316566]  ? print_usage_bug+0xc0/0xc0
[  312.316592]  ? mark_held_locks+0x130/0x130
[  312.318806] (U) 
[  312.323044]  ? mark_held_locks+0x130/0x130
[  312.326909] 2*64kB 
[  312.329149]  ? graph_lock+0x170/0x170
[  312.333180] (U) 
[  312.337411]  ? print_usage_bug+0xc0/0xc0
[  312.339365] 1*128kB 
[  312.343600]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.343619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.345844] (U) 
[  312.349663]  ? check_preemption_disabled+0x48/0x200
[  312.351616] 1*256kB 
[  312.355678]  ? check_preemption_disabled+0x48/0x200
[  312.357977] (U) 
[  312.362750]  ? __lock_is_held+0xb5/0x140
[  312.368266] 0*512kB 
[  312.370253]  __alloc_pages_nodemask+0xa80/0xde0
[  312.375234] 1*1024kB (U) 
[  312.377574]  ? graph_lock+0x170/0x170
[  312.382564] 1*2048kB (M) 
[  312.384552]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.388594] 3*4096kB 
[  312.390917]  ? graph_lock+0x170/0x170
[  312.395564] (M) 
[  312.398339]  ? find_held_lock+0x36/0x1c0
[  312.402098] = 15908kB
[  312.402108] Node 0 
[  312.404876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.409863] DMA32: 
[  312.412275]  ? lock_downgrade+0x900/0x900
[  312.416055] 4*4kB 
[  312.418047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.422073] (M) 0*8kB 
[  312.424504]  cache_grow_begin+0x91/0x8c0
[  312.426713] 4*16kB 
[  312.432364]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.434666] (M) 
[  312.438819]  fallback_alloc+0x203/0x2e0
[  312.440946] 1*32kB 
[  312.446482]  ____cache_alloc_node+0x1c7/0x1e0
[  312.448978] (M) 
[  312.453036]  kmem_cache_alloc_node+0xe3/0x730
[  312.455249] 4*64kB 
[  312.459658]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.461663] (UM) 
[  312.465653]  __alloc_skb+0x119/0x770
[  312.467863] 2*128kB 
[  312.472359]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.474398] (M) 
[  312.478892]  ? skb_scrub_packet+0x490/0x490
[  312.481105] 2*256kB 
[  312.485336]  ? lock_downgrade+0x900/0x900
[  312.487379] (M) 
[  312.491093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.493389] 3*512kB 
[  312.498665]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.500615] (M) 
[  312.504933]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.507237] 4*1024kB (UM) 
[  312.511401]  ? addrconf_rs_timer+0x6f0/0x6f0
[  312.513360] 1*2048kB 
[  312.518900]  ndisc_alloc_skb+0x144/0x340
[  312.521194] (U) 
[  312.526646]  ndisc_send_rs+0x331/0x6e0
[  312.528602] 4*4096kB 
[  312.534050]  addrconf_rs_timer+0x3c0/0x6f0
[  312.536876] (M) 
[  312.541310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.543689] = 25200kB
[  312.543699] Node 0 
[  312.547783]  call_timer_fn+0x272/0x920
[  312.549718] Normal: 
[  312.553604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.555993] 1032*4kB 
[  312.560224]  ? process_timeout+0x40/0x40
[  312.562178] (UME) 
[  312.566406]  ? find_held_lock+0x36/0x1c0
[  312.566430]  ? mark_held_locks+0xc7/0x130
[  312.568829] 423*8kB 
[  312.571061]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.574925] (UME) 
[  312.577249]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.581459] 205*16kB 
[  312.583872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.587913] (UME) 
[  312.590071]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  312.594113] 58*32kB 
[  312.598265]  ? trace_hardirqs_on+0xbd/0x310
[  312.600567] (UME) 
[  312.605061]  ? kasan_check_read+0x11/0x20
[  312.607190] 17*64kB 
[  312.611690]  ? __run_timers+0x7da/0xc70
[  312.614084] (UM) 
[  312.618328]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.620462] 1*128kB 
[  312.625064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.627369] (U) 
[  312.631703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.633829] 0*256kB 
[  312.637982]  __run_timers+0x7e5/0xc70
[  312.640294] 0*512kB 
[  312.644285]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  312.646324] 0*1024kB 
[  312.651774]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.654072] 0*2048kB 
[  312.658315]  ? graph_lock+0x170/0x170
[  312.660263] 0*4096kB 
[  312.664496]  ? print_usage_bug+0xc0/0xc0
[  312.666804] = 13864kB
[  312.670596]  ? lock_release+0x970/0x970
[  312.672903] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  312.678261]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.680656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  312.685679]  ? find_held_lock+0x36/0x1c0
[  312.688066] 427 total pagecache pages
[  312.691872]  ? graph_lock+0x170/0x170
[  312.694266] 0 pages in swap cache
[  312.698327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.700714] Swap cache stats: add 0, delete 0, find 0/0
[  312.700724] Free swap  = 0kB
[  312.704700]  ? check_preemption_disabled+0x48/0x200
[  312.713509] Total swap = 0kB
[  312.713519] 1965979 pages RAM
[  312.718725]  ? __lock_is_held+0xb5/0x140
[  312.727316] 0 pages HighMem/MovableOnly
[  312.731388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.735166] 342744 pages reserved
[  312.738970]  ? check_preemption_disabled+0x48/0x200
[  312.742423] 0 pages cma reserved
[  312.747977]  run_timer_softirq+0x52/0xb0
[  312.753385] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.756351]  ? rcu_read_lock_sched_held+0x108/0x120
[  312.761416] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.764379]  __do_softirq+0x30b/0xad8
[  312.767469] syz-executor7 cpuset=
[  312.771545]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  312.775512] syz7
[  312.781067]  ? pvclock_read_flags+0x160/0x160
[  312.784508]  mems_allowed=0
[  312.789529]  ? lapic_next_event+0x5a/0x90
[  312.844807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.850358]  ? check_preemption_disabled+0x48/0x200
[  312.855389]  ? check_preemption_disabled+0x48/0x200
[  312.860426]  ? kvm_clock_read+0x18/0x30
[  312.864417]  ? kvm_sched_clock_read+0x9/0x20
[  312.868840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.874396]  ? check_preemption_disabled+0x48/0x200
[  312.879441]  irq_exit+0x17f/0x1c0
[  312.882908]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.887775]  ? smp_reschedule_interrupt+0x109/0x650
[  312.892811]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.898713]  ? interrupt_entry+0xb5/0xf0
[  312.902808]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.907844]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.912882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.917740]  ? trace_hardirqs_off+0x300/0x300
[  312.922260]  ? trace_hardirqs_off+0x300/0x300
[  312.926780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.932345]  ? check_preemption_disabled+0x48/0x200
[  312.937388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.942262]  apic_timer_interrupt+0xf/0x20
[  312.946505]  </IRQ>
[  312.948761] RIP: 0010:console_unlock+0x1017/0x11a0
[  312.953699] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  312.972612] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  312.980339] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  312.987620] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  312.994898] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  313.002177] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  313.009460] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  313.016763]  ? netconsole_netdev_event+0x280/0x280
[  313.021719]  ? console_unlock+0x100e/0x11a0
[  313.026082]  ? devkmsg_read+0xbb0/0xbb0
[  313.030078]  ? lock_release+0x970/0x970
[  313.034068]  ? retint_kernel+0x2d/0x2d
[  313.037985]  vprintk_emit+0x33d/0x930
[  313.041819]  ? wake_up_klogd+0x180/0x180
[  313.045914]  ? find_held_lock+0x36/0x1c0
[  313.050002]  ? mark_held_locks+0xc7/0x130
[  313.054170]  vprintk_default+0x28/0x30
[  313.058071]  vprintk_func+0x7e/0x181
[  313.061805]  printk+0xa7/0xcf
[  313.064920]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  313.069691]  ? kasan_check_write+0x14/0x20
[  313.073943]  ? do_raw_spin_lock+0xc1/0x200
[  313.078205]  show_free_areas.cold.119+0x1f34/0x215d
[  313.083260]  ? si_meminfo_node+0x260/0x260
[  313.087514]  ? __lock_acquire+0x7ec/0x4ec0
[  313.091775]  ? __lock_acquire+0x7ec/0x4ec0
[  313.096019]  ? __lock_acquire+0x7ec/0x4ec0
[  313.100267]  ? kasan_check_write+0x14/0x20
[  313.104518]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  313.110345]  ? mark_held_locks+0x130/0x130
[  313.114591]  ? mark_held_locks+0x130/0x130
[  313.118853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.124408]  ? graph_lock+0x170/0x170
[  313.128222]  ? put_dec+0x3b/0xf0
[  313.131598]  ? number+0x972/0xca0
[  313.135055]  ? __lock_acquire+0x7ec/0x4ec0
[  313.139292]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  313.144849]  ? find_held_lock+0x36/0x1c0
[  313.148937]  ? serial8250_console_write+0x8b3/0xb10
[  313.153969]  ? lock_downgrade+0x900/0x900
[  313.158133]  ? graph_lock+0x170/0x170
[  313.161959]  ? graph_lock+0x170/0x170
[  313.165790]  ? print_usage_bug+0xc0/0xc0
[  313.169864]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.174289]  ? trace_hardirqs_on+0x310/0x310
[  313.178721]  ? wq_watchdog_touch+0x9c/0xfe
[  313.182984]  ? io_serial_in+0x11/0x90
[  313.186814]  ? find_held_lock+0x36/0x1c0
[  313.190904]  ? mark_held_locks+0xc7/0x130
[  313.195074]  ? netconsole_netdev_event+0x280/0x280
[  313.200019]  ? console_unlock+0xfe2/0x11a0
[  313.204273]  ? lockdep_hardirqs_on+0x421/0x5c0
[  313.208878]  ? trace_hardirqs_on+0xbd/0x310
[  313.213232]  ? vprintk_emit+0x33d/0x930
[  313.217233]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.222706]  ? kasan_check_write+0x14/0x20
[  313.226957]  ? do_raw_spin_lock+0xc1/0x200
[  313.231209]  ? netconsole_netdev_event+0x280/0x280
[  313.236160]  ? console_unlock+0x98e/0x11a0
[  313.240414]  ? devkmsg_read+0xbb0/0xbb0
[  313.244392]  ? vprintk_emit+0x7f7/0x930
[  313.248389]  ? lock_release+0x970/0x970
[  313.252373]  ? preempt_count_add+0x7d/0x160
[  313.256702]  ? wake_up_klogd+0x11a/0x180
[  313.260781]  ? console_device+0xc0/0xc0
[  313.264774]  ? do_raw_spin_lock+0xc1/0x200
[  313.269030]  ? vprintk_emit+0x268/0x930
[  313.273018]  ? wake_up_klogd+0x180/0x180
[  313.277086]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.281858]  ? trace_hardirqs_off_caller+0x300/0x300
[  313.286968]  ? retint_kernel+0x1b/0x2d
[  313.290871]  ? trace_hardirqs_on+0x310/0x310
[  313.295306]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.300082]  ? retint_kernel+0x2d/0x2d
[  313.303993]  ? arch_local_irq_restore+0x45/0x52
[  313.308676]  ? save_image_lzo.cold.20+0x629/0xecf
[  313.313541]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  313.318335]  ? show_mem+0x1e/0x17b
[  313.322419]  show_mem+0x34/0x17b
[  313.325818]  dump_header+0x2f1/0xf72
[  313.329558]  ? pagefault_out_of_memory+0x197/0x197
[  313.334520]  ? __lock_acquire+0x7ec/0x4ec0
[  313.338771]  ? print_usage_bug+0xc0/0xc0
[  313.342852]  ? graph_lock+0x170/0x170
[  313.346664]  ? graph_lock+0x170/0x170
[  313.350468]  ? print_usage_bug+0xc0/0xc0
[  313.354531]  ? print_usage_bug+0xc0/0xc0
[  313.358602]  ? print_usage_bug+0xc0/0xc0
[  313.362676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.368258]  ? find_held_lock+0x36/0x1c0
[  313.372339]  ? mark_held_locks+0xc7/0x130
[  313.376494]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.381602]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.386750]  ? lockdep_hardirqs_on+0x421/0x5c0
[  313.391369]  ? trace_hardirqs_on+0xbd/0x310
[  313.395703]  ? kasan_check_read+0x11/0x20
[  313.399951]  ? ___ratelimit+0x36f/0x655
[  313.403936]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.409399]  ? trace_hardirqs_on+0x310/0x310
[  313.413833]  ? lock_downgrade+0x900/0x900
[  313.418002]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  313.423125]  ? ___ratelimit+0xaa/0x655
[  313.427030]  ? idr_get_free+0xec0/0xec0
[  313.431018]  ? kasan_check_write+0x14/0x20
[  313.435274]  ? do_raw_spin_lock+0xc1/0x200
[  313.439543]  oom_kill_process.cold.27+0x10/0x903
[  313.444314]  ? graph_lock+0x170/0x170
[  313.448122]  ? _raw_spin_unlock+0x2c/0x50
[  313.452306]  ? oom_badness+0xe6/0xaa0
[  313.456149]  ? oom_evaluate_task+0x540/0x540
[  313.460581]  ? find_held_lock+0x36/0x1c0
[  313.464664]  ? out_of_memory+0x974/0x14c0
[  313.468828]  ? lock_downgrade+0x900/0x900
[  313.472991]  ? check_preemption_disabled+0x48/0x200
[  313.478030]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.483855]  ? kasan_check_read+0x11/0x20
[  313.488016]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.493309]  ? rcu_bh_qs+0xc0/0xc0
[  313.496865]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.501884]  ? oom_evaluate_task+0x302/0x540
[  313.506309]  out_of_memory+0xa86/0x14c0
[  313.510330]  ? oom_killer_disable+0x3a0/0x3a0
[  313.514849]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  313.519798]  ? __mutex_add_waiter+0x2a0/0x2a0
[  313.524323]  __alloc_pages_slowpath+0x2318/0x2d80
[  313.529210]  ? warn_alloc+0x120/0x120
[  313.533034]  ? find_get_entry+0x2f2/0xc40
[  313.537199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.542746]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  313.547704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.553255]  ? should_fail+0x22d/0xd01
[  313.557153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.562259]  ? __lock_is_held+0xb5/0x140
[  313.566357]  ? __lock_is_held+0xb5/0x140
[  313.570438]  ? ___might_sleep+0x1ed/0x300
[  313.574591]  ? lock_release+0x970/0x970
[  313.578572]  ? arch_local_save_flags+0x40/0x40
[  313.583169]  ? __might_sleep+0x95/0x190
[  313.587151]  __alloc_pages_nodemask+0xa80/0xde0
[  313.591845]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.596875]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.602682]  ? kasan_check_read+0x11/0x20
[  313.606845]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.612130]  ? graph_lock+0x170/0x170
[  313.615935]  ? print_usage_bug+0xc0/0xc0
[  313.620002]  ? graph_lock+0x170/0x170
[  313.623810]  ? graph_lock+0x170/0x170
[  313.627617]  ? __do_page_cache_readahead+0x7ce/0x980
[  313.632736]  ? find_held_lock+0x36/0x1c0
[  313.636821]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  313.642368]  alloc_pages_current+0x10c/0x210
[  313.646798]  ? lock_downgrade+0x900/0x900
[  313.650961]  __page_cache_alloc+0x38f/0x5b0
[  313.655291]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.661111]  ? kasan_check_read+0x11/0x20
[  313.665267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.670555]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  313.675229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.680780]  ? check_preemption_disabled+0x48/0x200
[  313.685814]  filemap_fault+0x1594/0x25f0
[  313.689895]  ? __lock_page_or_retry+0xa00/0xa00
[  313.694568]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.699068]  ? lockdep_hardirqs_on+0x421/0x5c0
[  313.703660]  ? trace_hardirqs_on+0xbd/0x310
[  313.707986]  ? kasan_check_read+0x11/0x20
[  313.712156]  ? finish_task_switch+0x1f5/0x900
[  313.716681]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.722144]  ? compat_start_thread+0x80/0x80
[  313.726577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.732133]  ? _raw_spin_unlock_irq+0x60/0x80
[  313.736658]  ? finish_task_switch+0x1f5/0x900
[  313.741267]  ? finish_task_switch+0x1b5/0x900
[  313.745789]  ? __switch_to_asm+0x34/0x70
[  313.749892]  ? __switch_to_asm+0x34/0x70
[  313.753969]  ? __switch_to_asm+0x34/0x70
[  313.758038]  ? __switch_to_asm+0x40/0x70
[  313.762117]  ? __switch_to_asm+0x34/0x70
[  313.766193]  ? __switch_to_asm+0x40/0x70
[  313.770263]  ? __switch_to_asm+0x34/0x70
[  313.774347]  ? __switch_to_asm+0x40/0x70
[  313.778422]  ? __switch_to_asm+0x34/0x70
[  313.782503]  ? graph_lock+0x170/0x170
[  313.786330]  ? __switch_to_asm+0x40/0x70
[  313.790421]  ? __schedule+0x874/0x1ed0
[  313.794354]  ? lock_acquire+0x1ed/0x520
[  313.798359]  ? ext4_filemap_fault+0x7a/0xad
[  313.802727]  ? lock_release+0x970/0x970
[  313.806720]  ? arch_local_save_flags+0x40/0x40
[  313.811339]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.816113]  ? trace_hardirqs_off_caller+0x300/0x300
[  313.821239]  ? retint_kernel+0x1b/0x2d
[  313.825147]  ? down_read+0xb0/0x1d0
[  313.828781]  ? ext4_filemap_fault+0x7a/0xad
[  313.833107]  ? __down_interruptible+0x700/0x700
[  313.837783]  ? retint_kernel+0x2d/0x2d
[  313.841691]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  313.846286]  ext4_filemap_fault+0x82/0xad
[  313.850451]  __do_fault+0x100/0x6b0
[  313.854085]  ? lock_downgrade+0x900/0x900
[  313.858238]  ? print_bad_pte+0x6c0/0x6c0
[  313.862309]  ? do_futex+0x249/0x26d0
[  313.866026]  ? finish_task_switch+0x1f5/0x900
[  313.870530]  ? kasan_check_read+0x11/0x20
[  313.874681]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.879091]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  313.883688]  ? add_mm_counter_fast+0xd0/0xd0
[  313.888135]  __handle_mm_fault+0x3709/0x53e0
[  313.892558]  ? preempt_notifier_register+0x200/0x200
[  313.897673]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  313.902521]  ? __switch_to_asm+0x40/0x70
[  313.906583]  ? graph_lock+0x170/0x170
[  313.910386]  ? __switch_to_asm+0x40/0x70
[  313.914450]  ? print_usage_bug+0xc0/0xc0
[  313.918523]  ? graph_lock+0x170/0x170
[  313.922325]  ? graph_lock+0x170/0x170
[  313.926148]  ? handle_mm_fault+0x42a/0xc70
[  313.930389]  ? lock_downgrade+0x900/0x900
[  313.934539]  ? check_preemption_disabled+0x48/0x200
[  313.939564]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.945372]  ? kasan_check_read+0x11/0x20
[  313.949530]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.954818]  ? rcu_bh_qs+0xc0/0xc0
[  313.958366]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.963820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.969363]  ? check_preemption_disabled+0x48/0x200
[  313.974391]  handle_mm_fault+0x54f/0xc70
[  313.978459]  ? __handle_mm_fault+0x53e0/0x53e0
[  313.983048]  ? find_vma+0x34/0x190
[  313.986596]  __do_page_fault+0x67d/0xed0
[  313.990672]  ? mm_fault_error+0x380/0x380
[  313.994838]  ? trace_hardirqs_off+0xb8/0x300
[  313.999251]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.004619]  ? trace_hardirqs_on+0x310/0x310
[  314.009038]  do_page_fault+0xf2/0x7e0
[  314.012845]  ? vmalloc_sync_all+0x30/0x30
[  314.016998]  ? error_entry+0x70/0xd0
[  314.020714]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.025730]  ? trace_hardirqs_on_caller+0xc0/0x300
[  314.030669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.035600]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.040450]  ? trace_hardirqs_off+0x300/0x300
[  314.044946]  ? trace_hardirqs_off_caller+0x300/0x300
[  314.050062]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.055087]  ? page_fault+0x8/0x30
[  314.058633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.063480]  ? page_fault+0x8/0x30
[  314.067028]  page_fault+0x1e/0x30
[  314.070483] RIP: 0033:0x404068
[  314.073683] Code: Bad RIP value.
[  314.077048] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  314.082413] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  314.089700] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  314.096972] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  314.104250] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  314.111525] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  314.118834] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  314.118899] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.126037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.126043] Call Trace:
[  314.126050]  <IRQ>
[  314.126070]  dump_stack+0x1c4/0x2b4
[  314.126094]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.132638] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.141979]  warn_alloc.cold.118+0xb7/0x1bd
[  314.144541] syz-fuzzer cpuset=
[  314.146693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.150294] /
[  314.155523]  ? lock_downgrade+0x900/0x900
[  314.165740]  mems_allowed=0
[  314.170073]  ? trace_hardirqs_off+0xb8/0x300
[  314.191297]  ? trace_hardirqs_off+0xb8/0x300
[  314.195743]  __alloc_pages_slowpath+0x2667/0x2d80
[  314.200640]  ? warn_alloc+0x120/0x120
[  314.204464]  ? warn_alloc+0x120/0x120
[  314.208279]  ? print_usage_bug+0xc0/0xc0
[  314.212356]  ? warn_alloc+0x120/0x120
[  314.216177]  ? print_usage_bug+0xc0/0xc0
[  314.220260]  ? __lock_acquire+0x7ec/0x4ec0
[  314.224507]  ? __lock_acquire+0x7ec/0x4ec0
[  314.228753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.234303]  ? should_fail+0x22d/0xd01
[  314.238204]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.243313]  ? __lock_acquire+0x7ec/0x4ec0
[  314.247562]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.252672]  ? __lock_acquire+0x7ec/0x4ec0
[  314.256912]  ? should_fail+0x22d/0xd01
[  314.260823]  ? mark_held_locks+0x130/0x130
[  314.265071]  ? mark_held_locks+0x130/0x130
[  314.269313]  ? graph_lock+0x170/0x170
[  314.273124]  ? graph_lock+0x170/0x170
[  314.276930]  ? graph_lock+0x170/0x170
[  314.280835]  ? print_usage_bug+0xc0/0xc0
[  314.284899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.290442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.295986]  ? check_preemption_disabled+0x48/0x200
[  314.301009]  ? check_preemption_disabled+0x48/0x200
[  314.306043]  ? __lock_is_held+0xb5/0x140
[  314.310118]  __alloc_pages_nodemask+0xa80/0xde0
[  314.314800]  ? graph_lock+0x170/0x170
[  314.318613]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.323639]  ? graph_lock+0x170/0x170
[  314.327461]  ? find_held_lock+0x36/0x1c0
[  314.331544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.336225]  ? lock_downgrade+0x900/0x900
[  314.340395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.345952]  cache_grow_begin+0x91/0x8c0
[  314.350035]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.354469]  fallback_alloc+0x203/0x2e0
[  314.358476]  ____cache_alloc_node+0x1c7/0x1e0
[  314.363003]  kmem_cache_alloc_node+0xe3/0x730
[  314.367520]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.371781]  __alloc_skb+0x119/0x770
[  314.375508]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.380808]  ? skb_scrub_packet+0x490/0x490
[  314.385138]  ? lock_downgrade+0x900/0x900
[  314.389305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.394862]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.400344]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  314.405814]  ? addrconf_rs_timer+0x6f0/0x6f0
[  314.410248]  ndisc_alloc_skb+0x144/0x340
[  314.414329]  ndisc_send_rs+0x331/0x6e0
[  314.418239]  addrconf_rs_timer+0x3c0/0x6f0
[  314.422497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.426781]  call_timer_fn+0x272/0x920
[  314.431175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.435443]  ? process_timeout+0x40/0x40
[  314.439615]  ? find_held_lock+0x36/0x1c0
[  314.443706]  ? __run_timers+0x7da/0xc70
[  314.447707]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.452229]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.456752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.461026]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  314.465635]  ? trace_hardirqs_on+0xbd/0x310
[  314.469974]  ? kasan_check_read+0x11/0x20
[  314.474147]  ? __run_timers+0x7da/0xc70
[  314.478131]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.483609]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.487883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.492136]  __run_timers+0x7e5/0xc70
[  314.495963]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  314.501338]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.506369]  ? graph_lock+0x170/0x170
[  314.510188]  ? enqueue_hrtimer+0x1a5/0x560
[  314.514432]  ? lock_release+0x970/0x970
[  314.518416]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  314.523663]  ? find_held_lock+0x36/0x1c0
[  314.527780]  ? graph_lock+0x170/0x170
[  314.531613]  ? pvclock_read_flags+0x160/0x160
[  314.536138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.541703]  ? check_preemption_disabled+0x48/0x200
[  314.546764]  ? __lock_is_held+0xb5/0x140
[  314.550873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.556437]  ? check_preemption_disabled+0x48/0x200
[  314.561487]  run_timer_softirq+0x52/0xb0
[  314.565568]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.570610]  __do_softirq+0x30b/0xad8
[  314.574440]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.579582]  ? pvclock_read_flags+0x160/0x160
[  314.584114]  ? lapic_next_event+0x5a/0x90
[  314.588311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.593877]  ? check_preemption_disabled+0x48/0x200
[  314.598929]  ? check_preemption_disabled+0x48/0x200
[  314.603984]  ? kvm_clock_read+0x18/0x30
[  314.607983]  ? kvm_sched_clock_read+0x9/0x20
[  314.612413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.618003]  ? check_preemption_disabled+0x48/0x200
[  314.623057]  irq_exit+0x17f/0x1c0
[  314.626557]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.631415]  ? smp_reschedule_interrupt+0x109/0x650
[  314.636452]  ? smp_call_function_single_interrupt+0x650/0x650
[  314.642362]  ? interrupt_entry+0xb5/0xf0
[  314.646446]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.651475]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.656506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.661364]  ? trace_hardirqs_off+0x300/0x300
[  314.665870]  ? trace_hardirqs_off+0x300/0x300
[  314.670378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.675925]  ? check_preemption_disabled+0x48/0x200
[  314.680960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.685836]  apic_timer_interrupt+0xf/0x20
[  314.690072]  </IRQ>
[  314.692316] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  314.697251] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  314.716165] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  314.723890] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  314.731164] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  314.738435] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  314.745712] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  314.752989] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  314.760311]  skb_clone+0x1bb/0x500
[  314.763861]  ? skb_split+0x11e0/0x11e0
[  314.767761]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.772530]  ? lockdep_hardirqs_on+0x421/0x5c0
[  314.777117]  ? retint_kernel+0x2d/0x2d
[  314.781010]  ? trace_hardirqs_on_caller+0xc0/0x300
[  314.785941]  ? retint_kernel+0x2d/0x2d
[  314.789841]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.794614]  bpf_clone_redirect+0xb9/0x490
[  314.798852]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  314.804055]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  314.809086]  ? retint_kernel+0x2d/0x2d
[  314.812986]  ? find_held_lock+0x36/0x1c0
[  314.817060]  ? lock_acquire+0x1ed/0x520
[  314.821034]  ? bpf_test_run+0x32e/0x5a0
[  314.825011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.830553]  ? check_preemption_disabled+0x48/0x200
[  314.835578]  ? kasan_check_read+0x11/0x20
[  314.839732]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.845020]  ? rcu_bh_qs+0xc0/0xc0
[  314.848564]  ? preempt_schedule+0x4d/0x60
[  314.852975]  ? ___preempt_schedule+0x16/0x18
[  314.857396]  ? bpf_test_run+0x1c0/0x5a0
[  314.861384]  ? netlink_diag_dump+0x2a0/0x2a0
[  314.865811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.871354]  ? bpf_test_init.isra.9+0x70/0x100
[  314.875950]  ? bpf_prog_test_run_skb+0x634/0xb40
[  314.880719]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.885568]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.891122]  ? fput+0x130/0x1a0
[  314.894409]  ? __bpf_prog_get+0x9b/0x290
[  314.898480]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.903327]  ? bpf_prog_test_run+0x130/0x1a0
[  314.907742]  ? __x64_sys_bpf+0x3d8/0x510
[  314.911817]  ? bpf_prog_get+0x20/0x20
[  314.915634]  ? do_syscall_64+0x2a5/0x820
[  314.919708]  ? do_syscall_64+0x1b9/0x820
[  314.923774]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.929148]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.934080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.938933]  ? trace_hardirqs_off+0x300/0x300
[  314.943434]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.948457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.954002]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.959030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.963887]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.969272] warn_alloc_show_mem: 1 callbacks suppressed
[  314.969285] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  314.969287] Mem-Info:
[  314.969318] active_anon:38791 inactive_anon:372 isolated_anon:0
[  314.969318]  active_file:33 inactive_file:13 isolated_file:0
[  314.969318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  314.969318]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  314.969318]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  314.969318]  free:13743 free_pcp:141 free_cma:0
[  314.974671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.974680] Call Trace:
[  314.981619] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  314.984022]  <IRQ>
[  315.016905] Node 0 
[  315.026282]  dump_stack+0x1c4/0x2b4
[  315.028881] 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
[  315.056630]  ? dump_stack_print_info.cold.2+0x52/0x52
[  315.058756] lowmem_reserve[]: 0 2817
[  315.061045]  warn_alloc.cold.118+0xb7/0x1bd
[  315.064636]  6321
[  315.090156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.095333]  6321
[  315.099054]  ? lock_downgrade+0x900/0x900
[  315.103361] Node 0 
[  315.105443]  ? trace_hardirqs_off+0xb8/0x300
[  315.110291] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  315.112354]  ? trace_hardirqs_off+0xb8/0x300
[  315.116471] lowmem_reserve[]: 0
[  315.118729]  __alloc_pages_slowpath+0x2667/0x2d80
[  315.123107]  0
[  315.150317]  ? warn_alloc+0x120/0x120
[  315.154686]  3503
[  315.157976]  ? warn_alloc+0x120/0x120
[  315.162782]  3503
[  315.164609]  ? print_usage_bug+0xc0/0xc0
[  315.168401] Node 0 
[  315.170472]  ? warn_alloc+0x120/0x120
[  315.174280] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  315.176320]  ? print_usage_bug+0xc0/0xc0
[  315.180841] lowmem_reserve[]: 0
[  315.183101]  ? __lock_acquire+0x7ec/0x4ec0
[  315.186866]  0 0
[  315.215348]  ? __lock_acquire+0x7ec/0x4ec0
[  315.219386]  0
[  315.222663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.228849]  ? should_fail+0x22d/0xd01
[  315.233060] Node 0 
[  315.234870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.240383] DMA: 
[  315.244265]  ? __lock_acquire+0x7ec/0x4ec0
[  315.246483] 1*4kB 
[  315.251581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.253620] (U) 
[  315.257853]  ? __lock_acquire+0x7ec/0x4ec0
[  315.259984] 0*8kB 
[  315.265083]  ? should_fail+0x22d/0xd01
[  315.267038] 0*16kB 
[  315.271275]  ? mark_held_locks+0x130/0x130
[  315.273395] 1*32kB 
[  315.277279]  ? mark_held_locks+0x130/0x130
[  315.279497] (U) 
[  315.283725]  ? graph_lock+0x170/0x170
[  315.285941] 2*64kB 
[  315.290168]  ? graph_lock+0x170/0x170
[  315.292120] (U) 
[  315.295915]  ? graph_lock+0x170/0x170
[  315.298132] 1*128kB 
[  315.301932]  ? print_usage_bug+0xc0/0xc0
[  315.303890] (U) 
[  315.307681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.307699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.310002] 1*256kB 
[  315.314059]  ? check_preemption_disabled+0x48/0x200
[  315.316009] (U) 
[  315.322018]  ? check_preemption_disabled+0x48/0x200
[  315.322046]  ? __lock_is_held+0xb5/0x140
[  315.327558] 0*512kB 
[  315.329881]  __alloc_pages_nodemask+0xa80/0xde0
[  315.334872] 1*1024kB 
[  315.336846]  ? graph_lock+0x170/0x170
[  315.341843] (U) 
[  315.345906]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.348206] 1*2048kB 
[  315.352868]  ? graph_lock+0x170/0x170
[  315.355257] (M) 
[  315.359060]  ? find_held_lock+0x36/0x1c0
[  315.361011] 3*4096kB 
[  315.366028]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.368412] (M) 
[  315.372219]  ? lock_downgrade+0x900/0x900
[  315.374177] = 15908kB
[  315.378242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.380623] Node 0 
[  315.385289]  cache_grow_begin+0x91/0x8c0
[  315.387243] DMA32: 
[  315.391391]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.393780] 4*4kB 
[  315.399327]  fallback_alloc+0x203/0x2e0
[  315.401538] (M) 
[  315.405598]  ____cache_alloc_node+0x1c7/0x1e0
[  315.407813] 0*8kB 
[  315.412218]  kmem_cache_alloc_node+0xe3/0x730
[  315.414346] 4*16kB 
[  315.418326]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.420281] (M) 
[  315.424792]  __alloc_skb+0x119/0x770
[  315.426919] 1*32kB 
[  315.431414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.433624] (M) 
[  315.437858]  ? skb_scrub_packet+0x490/0x490
[  315.439814] 4*64kB 
[  315.443525]  ? lock_downgrade+0x900/0x900
[  315.445738] (UM) 
[  315.451030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.452987] 2*128kB 
[  315.457317]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.459525] (M) 
[  315.463678]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.465709] 2*256kB (M) 
[  315.471263]  ? addrconf_rs_timer+0x6f0/0x6f0
[  315.473571] 3*512kB 
[  315.479040]  ndisc_alloc_skb+0x144/0x340
[  315.481000] (M) 
[  315.486482]  ndisc_send_rs+0x331/0x6e0
[  315.489134] 4*1024kB 
[  315.493548]  addrconf_rs_timer+0x3c0/0x6f0
[  315.495845] (UM) 
[  315.499923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.501868] 1*2048kB 
[  315.505775]  call_timer_fn+0x272/0x920
[  315.508140] (U) 
[  315.512391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.514436] 4*4096kB 
[  315.518679]  ? process_timeout+0x40/0x40
[  315.521065] (M) 
[  315.524958]  ? find_held_lock+0x36/0x1c0
[  315.526914] = 25200kB
[  315.531162]  ? mark_held_locks+0xc7/0x130
[  315.533558] Node 0 
[  315.537630]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.539589] Normal: 
[  315.543660]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.546055] 1032*4kB 
[  315.550216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.552431] (UME) 
[  315.556934]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  315.559241] 423*8kB 
[  315.563749]  ? trace_hardirqs_on+0xbd/0x310
[  315.566147] (UME) 
[  315.570413]  ? kasan_check_read+0x11/0x20
[  315.570433]  ? __run_timers+0x7da/0xc70
[  315.572576] 205*16kB 
[  315.577172]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.579484] (UME) 
[  315.583830]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.585955] 58*32kB (UME) 
[  315.590124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.594079] 17*64kB 
[  315.596498]  __run_timers+0x7e5/0xc70
[  315.601929] (UM) 
[  315.604100]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.608298] 1*128kB 
[  315.611145]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.615354] (U) 
[  315.617674]  ? graph_lock+0x170/0x170
[  315.621460] 0*256kB 
[  315.623547]  ? print_usage_bug+0xc0/0xc0
[  315.628888] 0*512kB 
[  315.631206]  ? lock_release+0x970/0x970
[  315.636193] 0*1024kB 0*2048kB 
[  315.638175]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.641951] 0*4096kB = 13864kB
[  315.644289]  ? find_held_lock+0x36/0x1c0
[  315.648336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.650655]  ? graph_lock+0x170/0x170
[  315.654609] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.657800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.662969] 427 total pagecache pages
[  315.666162]  ? check_preemption_disabled+0x48/0x200
[  315.670198] 0 pages in swap cache
[  315.679051]  ? __lock_is_held+0xb5/0x140
[  315.682837] Swap cache stats: add 0, delete 0, find 0/0
[  315.691411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.697015] Free swap  = 0kB
[  315.700828]  ? check_preemption_disabled+0x48/0x200
[  315.705821] Total swap = 0kB
[  315.709291]  run_timer_softirq+0x52/0xb0
[  315.713326] 1965979 pages RAM
[  315.718692]  ? rcu_read_lock_sched_held+0x108/0x120
[  315.724199] 0 pages HighMem/MovableOnly
[  315.724209] 342744 pages reserved
[  315.727232]  __do_softirq+0x30b/0xad8
[  315.732215] 0 pages cma reserved
[  315.732294] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  315.735255]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  315.735278]  ? pvclock_read_flags+0x160/0x160
[  315.739381] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  315.742426]  ? lapic_next_event+0x5a/0x90
[  315.747421] syz-executor7 cpuset=
[  315.751400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.754826] syz7
[  315.758637]  ? check_preemption_disabled+0x48/0x200
[  315.761985]  mems_allowed=0
[  315.768475]  ? check_preemption_disabled+0x48/0x200
[  315.816500]  ? kvm_clock_read+0x18/0x30
[  315.820485]  ? kvm_sched_clock_read+0x9/0x20
[  315.824902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.830447]  ? check_preemption_disabled+0x48/0x200
[  315.835480]  irq_exit+0x17f/0x1c0
[  315.838942]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.843788]  ? smp_reschedule_interrupt+0x109/0x650
[  315.848822]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.854711]  ? interrupt_entry+0xb5/0xf0
[  315.858783]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.863816]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.868842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.873873]  ? trace_hardirqs_off+0x300/0x300
[  315.878373]  ? trace_hardirqs_off+0x300/0x300
[  315.882873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.888419]  ? check_preemption_disabled+0x48/0x200
[  315.893452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.898313]  apic_timer_interrupt+0xf/0x20
[  315.902545]  </IRQ>
[  315.904794] RIP: 0010:console_unlock+0x1017/0x11a0
[  315.909727] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  315.928650] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  315.936367] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  315.943635] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  315.950902] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  315.958172] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  315.965440] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  315.972722]  ? netconsole_netdev_event+0x280/0x280
[  315.977677]  ? console_unlock+0x100e/0x11a0
[  315.982056]  ? devkmsg_read+0xbb0/0xbb0
[  315.986052]  ? lock_release+0x970/0x970
[  315.990035]  ? retint_kernel+0x2d/0x2d
[  315.993944]  vprintk_emit+0x33d/0x930
[  315.997762]  ? wake_up_klogd+0x180/0x180
[  316.001845]  ? find_held_lock+0x36/0x1c0
[  316.005925]  ? mark_held_locks+0xc7/0x130
[  316.010083]  vprintk_default+0x28/0x30
[  316.013975]  vprintk_func+0x7e/0x181
[  316.017697]  printk+0xa7/0xcf
[  316.020822]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  316.025589]  ? kasan_check_write+0x14/0x20
[  316.029830]  ? do_raw_spin_lock+0xc1/0x200
[  316.034086]  show_free_areas.cold.119+0x1f34/0x215d
[  316.039125]  ? si_meminfo_node+0x260/0x260
[  316.043363]  ? __lock_acquire+0x7ec/0x4ec0
[  316.047619]  ? __lock_acquire+0x7ec/0x4ec0
[  316.051854]  ? __lock_acquire+0x7ec/0x4ec0
[  316.056095]  ? kasan_check_write+0x14/0x20
[  316.060333]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  316.066240]  ? mark_held_locks+0x130/0x130
[  316.070479]  ? mark_held_locks+0x130/0x130
[  316.074719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.080257]  ? graph_lock+0x170/0x170
[  316.084061]  ? put_dec+0x3b/0xf0
[  316.087430]  ? number+0x972/0xca0
[  316.090885]  ? __lock_acquire+0x7ec/0x4ec0
[  316.095126]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  316.100673]  ? find_held_lock+0x36/0x1c0
[  316.104744]  ? serial8250_console_write+0x8b3/0xb10
[  316.109778]  ? lock_downgrade+0x900/0x900
[  316.113934]  ? graph_lock+0x170/0x170
[  316.117743]  ? graph_lock+0x170/0x170
[  316.121557]  ? print_usage_bug+0xc0/0xc0
[  316.125625]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.130041]  ? trace_hardirqs_on+0x310/0x310
[  316.134453]  ? wq_watchdog_touch+0x9c/0xfe
[  316.138690]  ? io_serial_in+0x11/0x90
[  316.142501]  ? find_held_lock+0x36/0x1c0
[  316.146576]  ? mark_held_locks+0xc7/0x130
[  316.150732]  ? netconsole_netdev_event+0x280/0x280
[  316.155748]  ? console_unlock+0xfe2/0x11a0
[  316.159996]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.164602]  ? trace_hardirqs_on+0xbd/0x310
[  316.168940]  ? vprintk_emit+0x33d/0x930
[  316.172922]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.178377]  ? kasan_check_write+0x14/0x20
[  316.182621]  ? do_raw_spin_lock+0xc1/0x200
[  316.186865]  ? netconsole_netdev_event+0x280/0x280
[  316.191797]  ? console_unlock+0x98e/0x11a0
[  316.196046]  ? devkmsg_read+0xbb0/0xbb0
[  316.200047]  ? vprintk_emit+0x7f7/0x930
[  316.204033]  ? lock_release+0x970/0x970
[  316.208039]  ? preempt_count_add+0x7d/0x160
[  316.212383]  ? wake_up_klogd+0x11a/0x180
[  316.216448]  ? console_device+0xc0/0xc0
[  316.220433]  ? do_raw_spin_lock+0xc1/0x200
[  316.224679]  ? vprintk_emit+0x268/0x930
[  316.228663]  ? wake_up_klogd+0x180/0x180
[  316.232726]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.237495]  ? trace_hardirqs_off_caller+0x300/0x300
[  316.242599]  ? retint_kernel+0x1b/0x2d
[  316.246488]  ? trace_hardirqs_on+0x310/0x310
[  316.251169]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.255934]  ? retint_kernel+0x2d/0x2d
[  316.259847]  ? arch_local_irq_restore+0x45/0x52
[  316.264526]  ? save_image_lzo.cold.20+0x629/0xecf
[  316.269394]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  316.274164]  ? show_mem+0x1e/0x17b
[  316.277715]  show_mem+0x34/0x17b
[  316.281091]  dump_header+0x2f1/0xf72
[  316.284821]  ? pagefault_out_of_memory+0x197/0x197
[  316.289780]  ? __lock_acquire+0x7ec/0x4ec0
[  316.294027]  ? print_usage_bug+0xc0/0xc0
[  316.298183]  ? graph_lock+0x170/0x170
[  316.301989]  ? graph_lock+0x170/0x170
[  316.305798]  ? print_usage_bug+0xc0/0xc0
[  316.309870]  ? print_usage_bug+0xc0/0xc0
[  316.313934]  ? print_usage_bug+0xc0/0xc0
[  316.318008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.323565]  ? find_held_lock+0x36/0x1c0
[  316.327640]  ? mark_held_locks+0xc7/0x130
[  316.331800]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.336908]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.342013]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.346600]  ? trace_hardirqs_on+0xbd/0x310
[  316.350945]  ? kasan_check_read+0x11/0x20
[  316.355131]  ? ___ratelimit+0x36f/0x655
[  316.359114]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.364574]  ? trace_hardirqs_on+0x310/0x310
[  316.368987]  ? lock_downgrade+0x900/0x900
[  316.373146]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  316.378254]  ? ___ratelimit+0xaa/0x655
[  316.382171]  ? idr_get_free+0xec0/0xec0
[  316.386152]  ? kasan_check_write+0x14/0x20
[  316.390390]  ? do_raw_spin_lock+0xc1/0x200
[  316.394643]  oom_kill_process.cold.27+0x10/0x903
[  316.399412]  ? graph_lock+0x170/0x170
[  316.403218]  ? _raw_spin_unlock+0x2c/0x50
[  316.407384]  ? oom_badness+0xe6/0xaa0
[  316.411207]  ? oom_evaluate_task+0x540/0x540
[  316.415634]  ? find_held_lock+0x36/0x1c0
[  316.419710]  ? out_of_memory+0x974/0x14c0
[  316.423863]  ? lock_downgrade+0x900/0x900
[  316.429044]  ? check_preemption_disabled+0x48/0x200
[  316.434076]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.439880]  ? kasan_check_read+0x11/0x20
[  316.444031]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.449319]  ? rcu_bh_qs+0xc0/0xc0
[  316.452870]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.457887]  ? oom_evaluate_task+0x302/0x540
[  316.462308]  out_of_memory+0xa86/0x14c0
[  316.466314]  ? oom_killer_disable+0x3a0/0x3a0
[  316.470825]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  316.475778]  ? __mutex_add_waiter+0x2a0/0x2a0
[  316.480301]  __alloc_pages_slowpath+0x2318/0x2d80
[  316.485184]  ? warn_alloc+0x120/0x120
[  316.489017]  ? find_get_entry+0x2f2/0xc40
[  316.493196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.498766]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  316.503724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.509277]  ? should_fail+0x22d/0xd01
[  316.513177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.518317]  ? __lock_is_held+0xb5/0x140
[  316.522413]  ? __lock_is_held+0xb5/0x140
[  316.526490]  ? ___might_sleep+0x1ed/0x300
[  316.530671]  ? lock_release+0x970/0x970
[  316.534653]  ? arch_local_save_flags+0x40/0x40
[  316.539251]  ? __might_sleep+0x95/0x190
[  316.543248]  __alloc_pages_nodemask+0xa80/0xde0
[  316.547942]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  316.552966]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.558774]  ? kasan_check_read+0x11/0x20
[  316.562934]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.568219]  ? graph_lock+0x170/0x170
[  316.572023]  ? print_usage_bug+0xc0/0xc0
[  316.576094]  ? graph_lock+0x170/0x170
[  316.579902]  ? graph_lock+0x170/0x170
[  316.583709]  ? __do_page_cache_readahead+0x7ce/0x980
[  316.588829]  ? find_held_lock+0x36/0x1c0
[  316.592912]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  316.598473]  alloc_pages_current+0x10c/0x210
[  316.602924]  ? lock_downgrade+0x900/0x900
[  316.607098]  __page_cache_alloc+0x38f/0x5b0
[  316.611433]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.617243]  ? kasan_check_read+0x11/0x20
[  316.621402]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.626693]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  316.631374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.636929]  ? check_preemption_disabled+0x48/0x200
[  316.641965]  filemap_fault+0x1594/0x25f0
[  316.646052]  ? __lock_page_or_retry+0xa00/0xa00
[  316.650727]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.655238]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.659843]  ? trace_hardirqs_on+0xbd/0x310
[  316.664179]  ? kasan_check_read+0x11/0x20
[  316.668347]  ? finish_task_switch+0x1f5/0x900
[  316.672856]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.678322]  ? compat_start_thread+0x80/0x80
[  316.682752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.688321]  ? _raw_spin_unlock_irq+0x60/0x80
[  316.692832]  ? finish_task_switch+0x1f5/0x900
[  316.697348]  ? finish_task_switch+0x1b5/0x900
[  316.701864]  ? __switch_to_asm+0x34/0x70
[  316.705948]  ? __switch_to_asm+0x34/0x70
[  316.710023]  ? __switch_to_asm+0x34/0x70
[  316.714125]  ? __switch_to_asm+0x40/0x70
[  316.718200]  ? __switch_to_asm+0x34/0x70
[  316.722269]  ? __switch_to_asm+0x40/0x70
[  316.726352]  ? __switch_to_asm+0x34/0x70
[  316.730439]  ? __switch_to_asm+0x40/0x70
[  316.734515]  ? __switch_to_asm+0x34/0x70
[  316.738595]  ? graph_lock+0x170/0x170
[  316.742399]  ? __switch_to_asm+0x40/0x70
[  316.746475]  ? __schedule+0x874/0x1ed0
[  316.750390]  ? lock_acquire+0x1ed/0x520
[  316.754460]  ? ext4_filemap_fault+0x7a/0xad
[  316.758797]  ? lock_release+0x970/0x970
[  316.762782]  ? arch_local_save_flags+0x40/0x40
[  316.767388]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.772167]  ? trace_hardirqs_off_caller+0x300/0x300
[  316.777280]  ? retint_kernel+0x1b/0x2d
[  316.781197]  ? down_read+0xb0/0x1d0
[  316.784831]  ? ext4_filemap_fault+0x7a/0xad
[  316.789168]  ? __down_interruptible+0x700/0x700
[  316.793858]  ? retint_kernel+0x2d/0x2d
[  316.797771]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  316.802369]  ext4_filemap_fault+0x82/0xad
[  316.806531]  __do_fault+0x100/0x6b0
[  316.810166]  ? lock_downgrade+0x900/0x900
[  316.814327]  ? print_bad_pte+0x6c0/0x6c0
[  316.818396]  ? do_futex+0x249/0x26d0
[  316.822118]  ? finish_task_switch+0x1f5/0x900
[  316.826630]  ? kasan_check_read+0x11/0x20
[  316.830793]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.835215]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  316.839829]  ? add_mm_counter_fast+0xd0/0xd0
[  316.844271]  __handle_mm_fault+0x3709/0x53e0
[  316.848700]  ? preempt_notifier_register+0x200/0x200
[  316.853853]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  316.858718]  ? __switch_to_asm+0x40/0x70
[  316.862895]  ? graph_lock+0x170/0x170
[  316.866718]  ? __switch_to_asm+0x40/0x70
[  316.870814]  ? print_usage_bug+0xc0/0xc0
[  316.874905]  ? graph_lock+0x170/0x170
[  316.878721]  ? graph_lock+0x170/0x170
[  316.882566]  ? handle_mm_fault+0x42a/0xc70
[  316.886828]  ? lock_downgrade+0x900/0x900
[  316.890999]  ? check_preemption_disabled+0x48/0x200
[  316.896043]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.901881]  ? kasan_check_read+0x11/0x20
[  316.906046]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.911346]  ? rcu_bh_qs+0xc0/0xc0
[  316.914908]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.920386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.925944]  ? check_preemption_disabled+0x48/0x200
[  316.930981]  handle_mm_fault+0x54f/0xc70
[  316.935054]  ? __handle_mm_fault+0x53e0/0x53e0
[  316.939644]  ? find_vma+0x34/0x190
[  316.943200]  __do_page_fault+0x67d/0xed0
[  316.947276]  ? mm_fault_error+0x380/0x380
[  316.951436]  ? trace_hardirqs_off+0xb8/0x300
[  316.955867]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  316.961254]  ? trace_hardirqs_on+0x310/0x310
[  316.965678]  do_page_fault+0xf2/0x7e0
[  316.969493]  ? vmalloc_sync_all+0x30/0x30
[  316.973646]  ? error_entry+0x70/0xd0
[  316.977365]  ? trace_hardirqs_off_caller+0xbb/0x300
[  316.982389]  ? trace_hardirqs_on_caller+0xc0/0x300
[  316.987325]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.992261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.997118]  ? trace_hardirqs_off+0x300/0x300
[  317.001617]  ? trace_hardirqs_off_caller+0x300/0x300
[  317.006732]  ? prepare_exit_to_usermode+0x291/0x3b0
[  317.011769]  ? page_fault+0x8/0x30
[  317.015331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.020182]  ? page_fault+0x8/0x30
[  317.023734]  page_fault+0x1e/0x30
[  317.027197] RIP: 0033:0x404068
[  317.030393] Code: Bad RIP value.
[  317.033764] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  317.039136] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  317.046403] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  317.053673] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  317.061029] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  317.068304] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  317.075610] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  317.075677] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  317.082841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.082851] Call Trace:
[  317.089445] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  317.098679]  <IRQ>
[  317.101252] syz-fuzzer cpuset=
[  317.111476]  dump_stack+0x1c4/0x2b4
[  317.113604] /
[  317.116805]  ? dump_stack_print_info.cold.2+0x52/0x52
[  317.120411]  mems_allowed=0
[  317.122136]  warn_alloc.cold.118+0xb7/0x1bd
[  317.134543]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  317.139393]  ? lock_downgrade+0x900/0x900
[  317.143554]  ? trace_hardirqs_off+0xb8/0x300
[  317.147971]  ? trace_hardirqs_off+0xb8/0x300
[  317.152398]  __alloc_pages_slowpath+0x2667/0x2d80
[  317.157276]  ? warn_alloc+0x120/0x120
[  317.161092]  ? warn_alloc+0x120/0x120
[  317.164896]  ? print_usage_bug+0xc0/0xc0
[  317.168959]  ? warn_alloc+0x120/0x120
[  317.172764]  ? print_usage_bug+0xc0/0xc0
[  317.176838]  ? __lock_acquire+0x7ec/0x4ec0
[  317.181075]  ? __lock_acquire+0x7ec/0x4ec0
[  317.185318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.190868]  ? should_fail+0x22d/0xd01
[  317.194762]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.199872]  ? __lock_acquire+0x7ec/0x4ec0
[  317.204112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.209213]  ? __lock_acquire+0x7ec/0x4ec0
[  317.213445]  ? should_fail+0x22d/0xd01
[  317.217347]  ? mark_held_locks+0x130/0x130
[  317.221591]  ? mark_held_locks+0x130/0x130
[  317.225829]  ? graph_lock+0x170/0x170
[  317.229631]  ? graph_lock+0x170/0x170
[  317.233442]  ? graph_lock+0x170/0x170
[  317.237243]  ? print_usage_bug+0xc0/0xc0
[  317.241303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.246847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.252394]  ? check_preemption_disabled+0x48/0x200
[  317.257412]  ? check_preemption_disabled+0x48/0x200
[  317.262441]  ? __lock_is_held+0xb5/0x140
[  317.266509]  __alloc_pages_nodemask+0xa80/0xde0
[  317.271184]  ? graph_lock+0x170/0x170
[  317.274991]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  317.280004]  ? graph_lock+0x170/0x170
[  317.283822]  ? find_held_lock+0x36/0x1c0
[  317.287899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  317.292570]  ? lock_downgrade+0x900/0x900
[  317.296742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.302308]  cache_grow_begin+0x91/0x8c0
[  317.306381]  ? do_raw_spin_unlock+0xa7/0x2f0
[  317.310810]  fallback_alloc+0x203/0x2e0
[  317.314801]  ____cache_alloc_node+0x1c7/0x1e0
[  317.319842]  kmem_cache_alloc_node+0xe3/0x730
[  317.324391]  ? ipv6_get_ifaddr+0x42e/0x620
[  317.328644]  __alloc_skb+0x119/0x770
[  317.332367]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.337660]  ? skb_scrub_packet+0x490/0x490
[  317.342002]  ? lock_downgrade+0x900/0x900
[  317.346171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.351719]  ? refcount_sub_and_test_checked+0x203/0x310
[  317.357189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  317.362649]  ? addrconf_rs_timer+0x6f0/0x6f0
[  317.367075]  ndisc_alloc_skb+0x144/0x340
[  317.371147]  ndisc_send_rs+0x331/0x6e0
[  317.375042]  addrconf_rs_timer+0x3c0/0x6f0
[  317.379291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.383545]  call_timer_fn+0x272/0x920
[  317.387437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.391679]  ? process_timeout+0x40/0x40
[  317.395744]  ? find_held_lock+0x36/0x1c0
[  317.399849]  ? __run_timers+0x7da/0xc70
[  317.403831]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.408328]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.412834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.417162]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  317.422371]  ? trace_hardirqs_on+0xbd/0x310
[  317.426701]  ? kasan_check_read+0x11/0x20
[  317.430858]  ? __run_timers+0x7da/0xc70
[  317.434838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.440305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.444555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.448804]  __run_timers+0x7e5/0xc70
[  317.452629]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  317.458002]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.463037]  ? graph_lock+0x170/0x170
[  317.466857]  ? enqueue_hrtimer+0x1a5/0x560
[  317.471121]  ? lock_release+0x970/0x970
[  317.475118]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  317.480329]  ? find_held_lock+0x36/0x1c0
[  317.484406]  ? graph_lock+0x170/0x170
[  317.488213]  ? pvclock_read_flags+0x160/0x160
[  317.492717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.498282]  ? check_preemption_disabled+0x48/0x200
[  317.503338]  ? __lock_is_held+0xb5/0x140
[  317.507414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.512970]  ? check_preemption_disabled+0x48/0x200
[  317.518005]  run_timer_softirq+0x52/0xb0
[  317.522069]  ? rcu_read_lock_sched_held+0x108/0x120
[  317.527090]  __do_softirq+0x30b/0xad8
[  317.530910]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  317.536033]  ? pvclock_read_flags+0x160/0x160
[  317.540538]  ? lapic_next_event+0x5a/0x90
[  317.544688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.550236]  ? check_preemption_disabled+0x48/0x200
[  317.555260]  ? check_preemption_disabled+0x48/0x200
[  317.560294]  ? kvm_clock_read+0x18/0x30
[  317.564275]  ? kvm_sched_clock_read+0x9/0x20
[  317.568694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.574240]  ? check_preemption_disabled+0x48/0x200
[  317.579287]  irq_exit+0x17f/0x1c0
[  317.582764]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.587618]  ? smp_reschedule_interrupt+0x109/0x650
[  317.592643]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.598538]  ? interrupt_entry+0xb5/0xf0
[  317.602623]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.607643]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.612665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.617553]  ? trace_hardirqs_off+0x300/0x300
[  317.622058]  ? trace_hardirqs_off+0x300/0x300
[  317.626555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.632108]  ? check_preemption_disabled+0x48/0x200
[  317.637143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.642003]  apic_timer_interrupt+0xf/0x20
[  317.646247]  </IRQ>
[  317.648506] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  317.653467] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  317.672383] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  317.680111] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  317.687393] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  317.694673] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  317.701950] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  317.709231] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  317.716561]  skb_clone+0x1bb/0x500
[  317.720135]  ? skb_split+0x11e0/0x11e0
[  317.724035]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.728814]  ? lockdep_hardirqs_on+0x421/0x5c0
[  317.733508]  ? retint_kernel+0x2d/0x2d
[  317.737417]  ? trace_hardirqs_on_caller+0xc0/0x300
[  317.742361]  ? retint_kernel+0x2d/0x2d
[  317.746270]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.751059]  bpf_clone_redirect+0xb9/0x490
[  317.755315]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  317.760525]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  317.765561]  ? retint_kernel+0x2d/0x2d
[  317.769473]  ? find_held_lock+0x36/0x1c0
[  317.773550]  ? lock_acquire+0x1ed/0x520
[  317.777529]  ? bpf_test_run+0x32e/0x5a0
[  317.781517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.787075]  ? check_preemption_disabled+0x48/0x200
[  317.792131]  ? kasan_check_read+0x11/0x20
[  317.796330]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.801637]  ? rcu_bh_qs+0xc0/0xc0
[  317.805231]  ? preempt_schedule+0x4d/0x60
[  317.809413]  ? ___preempt_schedule+0x16/0x18
[  317.813852]  ? bpf_test_run+0x1c0/0x5a0
[  317.817855]  ? netlink_diag_dump+0x2a0/0x2a0
[  317.822287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.827857]  ? bpf_test_init.isra.9+0x70/0x100
[  317.832469]  ? bpf_prog_test_run_skb+0x634/0xb40
[  317.837257]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  317.842222]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.847815]  ? fput+0x130/0x1a0
[  317.851123]  ? __bpf_prog_get+0x9b/0x290
[  317.855235]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  317.860114]  ? bpf_prog_test_run+0x130/0x1a0
[  317.864562]  ? __x64_sys_bpf+0x3d8/0x510
[  317.868659]  ? bpf_prog_get+0x20/0x20
[  317.872524]  ? do_syscall_64+0x2a5/0x820
[  317.876620]  ? do_syscall_64+0x1b9/0x820
[  317.880726]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  317.886125]  ? syscall_return_slowpath+0x5e0/0x5e0
[  317.891090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.895964]  ? trace_hardirqs_off+0x300/0x300
[  317.900477]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  317.905514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.911069]  ? prepare_exit_to_usermode+0x291/0x3b0
[  317.916099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.920976]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  317.926389] warn_alloc_show_mem: 1 callbacks suppressed
[  317.926403] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  317.926405] Mem-Info:
[  317.926434] active_anon:38791 inactive_anon:372 isolated_anon:0
[  317.926434]  active_file:33 inactive_file:13 isolated_file:0
[  317.926434]  unevictable:0 dirty:0 writeback:0 unstable:0
[  317.926434]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  317.926434]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  317.926434]  free:13743 free_pcp:141 free_cma:0
[  317.931810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.938769] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  317.941195] Call Trace:
[  317.974075] Node 0 
[  317.983440]  <IRQ>
[  318.011229] 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
[  318.013801]  dump_stack+0x1c4/0x2b4
[  318.016014] lowmem_reserve[]:
[  318.018160]  ? dump_stack_print_info.cold.2+0x52/0x52
[  318.043651]  0
[  318.047302]  warn_alloc.cold.118+0xb7/0x1bd
[  318.050369]  2817
[  318.055567]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.057344]  6321 6321
[  318.061676]  ? lock_downgrade+0x900/0x900
[  318.063721] Node 0 
[  318.068574]  ? trace_hardirqs_off+0xb8/0x300
[  318.071077] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  318.075206]  ? trace_hardirqs_off+0xb8/0x300
[  318.077414] lowmem_reserve[]:
[  318.081831]  __alloc_pages_slowpath+0x2667/0x2d80
[  318.108964]  0
[  318.113409]  ? warn_alloc+0x120/0x120
[  318.116458]  0
[  318.121305]  ? trace_hardirqs_on+0x310/0x310
[  318.123084]  3503
[  318.126877]  ? warn_alloc+0x120/0x120
[  318.128657]  3503
[  318.133060]  ? print_usage_bug+0xc0/0xc0
[  318.138896]  ? warn_alloc+0x120/0x120
[  318.140937] Node 0 
[  318.145084]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  318.148888] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  318.151096]  ? print_usage_bug+0xc0/0xc0
[  318.156084] lowmem_reserve[]: 0
[  318.184569]  ? __lock_acquire+0x7ec/0x4ec0
[  318.188610]  0
[  318.191926]  ? __lock_acquire+0x7ec/0x4ec0
[  318.196140]  0
[  318.197943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.202152]  0
[  318.203954]  ? should_fail+0x22d/0xd01
[  318.211266]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.215130] Node 0 DMA: 
[  318.220235]  ? __lock_acquire+0x7ec/0x4ec0
[  318.220256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.222905] 1*4kB 
[  318.227155]  ? __lock_acquire+0x7ec/0x4ec0
[  318.232236] (U) 
[  318.234387]  ? should_fail+0x22d/0xd01
[  318.238596] 0*8kB 
[  318.240568]  ? print_usage_bug+0xc0/0xc0
[  318.244434] 0*16kB 
[  318.246589]  ? mark_held_locks+0x130/0x130
[  318.250621] 1*32kB 
[  318.252859]  ? mark_held_locks+0x130/0x130
[  318.257070] (U) 
[  318.259317]  ? graph_lock+0x170/0x170
[  318.263520] 2*64kB 
[  318.265489]  ? print_usage_bug+0xc0/0xc0
[  318.269270] (U) 
[  318.271511]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  318.275550] 1*128kB 
[  318.277524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.282260] (U) 
[  318.284588]  ? check_preemption_disabled+0x48/0x200
[  318.290098] 1*256kB (U) 
[  318.292093]  ? check_preemption_disabled+0x48/0x200
[  318.297086] 0*512kB 
[  318.299762]  ? __lock_is_held+0xb5/0x140
[  318.304749] 1*1024kB (U) 
[  318.307089]  __alloc_pages_nodemask+0xa80/0xde0
[  318.311122] 1*2048kB 
[  318.313889]  ? graph_lock+0x170/0x170
[  318.318532] (M) 3*4096kB 
[  318.320965]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.324741] (M) 
[  318.327498]  ? graph_lock+0x170/0x170
[  318.332491] = 15908kB
[  318.332502] Node 0 
[  318.334496]  ? find_held_lock+0x36/0x1c0
[  318.338264] DMA32: 
[  318.340698]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.342908] 4*4kB 
[  318.346969]  ? lock_downgrade+0x900/0x900
[  318.349182] (M) 
[  318.353864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.355992] 0*8kB 
[  318.360146]  cache_grow_begin+0x91/0x8c0
[  318.362098] 4*16kB 
[  318.367650]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.369783] (M) 
[  318.373852]  fallback_alloc+0x203/0x2e0
[  318.376068] 1*32kB 
[  318.380477]  ____cache_alloc_node+0x1c7/0x1e0
[  318.382428] (M) 
[  318.386401]  kmem_cache_alloc_node+0xe3/0x730
[  318.388612] 4*64kB 
[  318.393105]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.395053] (UM) 
[  318.399557]  __alloc_skb+0x119/0x770
[  318.401774] 2*128kB 
[  318.406012]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  318.408052] (M) 
[  318.411764]  ? skb_scrub_packet+0x490/0x490
[  318.414076] 2*256kB 
[  318.419346]  ? lock_downgrade+0x900/0x900
[  318.421316] (M) 
[  318.425636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.428258] 3*512kB (M) 
[  318.432420]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.434402] 4*1024kB 
[  318.439951]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.442595] (UM) 
[  318.448045]  ? addrconf_rs_timer+0x6f0/0x6f0
[  318.450435] 1*2048kB 
[  318.455891]  ndisc_alloc_skb+0x144/0x340
[  318.457918] (U) 4*4096kB 
[  318.462339]  ndisc_send_rs+0x331/0x6e0
[  318.464724] (M) 
[  318.468794]  addrconf_rs_timer+0x3c0/0x6f0
[  318.471526] = 25200kB
[  318.471535] Node 0 
[  318.475421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.477374] Normal: 
[  318.481613]  call_timer_fn+0x272/0x920
[  318.484004] 1032*4kB 
[  318.486241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.490451] (UME) 
[  318.492775]  ? process_timeout+0x40/0x40
[  318.496632] 423*8kB (UME) 
[  318.499054]  ? find_held_lock+0x36/0x1c0
[  318.503264] 205*16kB (UME) 
[  318.505430]  ? mark_held_locks+0xc7/0x130
[  318.509465] 58*32kB 
[  318.512314]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.516349] (UME) 
[  318.519274]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.523399] 17*64kB 
[  318.525717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.530186] (UM) 
[  318.532338]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  318.536815] 1*128kB 
[  318.539134]  ? trace_hardirqs_on+0xbd/0x310
[  318.543347] (U) 
[  318.545412]  ? kasan_check_read+0x11/0x20
[  318.549972] 0*256kB 
[  318.552304]  ? __run_timers+0x7da/0xc70
[  318.556599] 0*512kB 
[  318.558572]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.562698] 0*1024kB 
[  318.565027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.568977] 0*2048kB 
[  318.571306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.576727] 0*4096kB 
[  318.579138]  __run_timers+0x7e5/0xc70
[  318.583350] = 13864kB
[  318.585780]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  318.589980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  318.592380]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.596164] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  318.598570]  ? graph_lock+0x170/0x170
[  318.603915] 427 total pagecache pages
[  318.612749]  ? print_usage_bug+0xc0/0xc0
[  318.617746] 0 pages in swap cache
[  318.626324]  ? lock_release+0x970/0x970
[  318.630100] Swap cache stats: add 0, delete 0, find 0/0
[  318.630109] Free swap  = 0kB
[  318.633905]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.637942] Total swap = 0kB
[  318.637951] 1965979 pages RAM
[  318.641410]  ? find_held_lock+0x36/0x1c0
[  318.645363] 0 pages HighMem/MovableOnly
[  318.650741]  ? graph_lock+0x170/0x170
[  318.653734] 342744 pages reserved
[  318.653744] 0 pages cma reserved
[  318.658948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.662020] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.665043]  ? check_preemption_disabled+0x48/0x200
[  318.665076]  ? __lock_is_held+0xb5/0x140
[  318.669178] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.673093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.676869] syz-executor7 cpuset=
[  318.680328]  ? check_preemption_disabled+0x48/0x200
[  318.683673] syz7
[  318.689213]  run_timer_softirq+0x52/0xb0
[  318.695683]  mems_allowed=0
[  318.700703]  ? rcu_read_lock_sched_held+0x108/0x120
[  318.743132]  __do_softirq+0x30b/0xad8
[  318.746960]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  318.752075]  ? pvclock_read_flags+0x160/0x160
[  318.756572]  ? lapic_next_event+0x5a/0x90
[  318.760724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.766268]  ? check_preemption_disabled+0x48/0x200
[  318.771290]  ? check_preemption_disabled+0x48/0x200
[  318.776325]  ? kvm_clock_read+0x18/0x30
[  318.780309]  ? kvm_sched_clock_read+0x9/0x20
[  318.784726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.790269]  ? check_preemption_disabled+0x48/0x200
[  318.795311]  irq_exit+0x17f/0x1c0
[  318.798780]  smp_apic_timer_interrupt+0x1cb/0x760
[  318.803624]  ? smp_reschedule_interrupt+0x109/0x650
[  318.808654]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.814539]  ? interrupt_entry+0xb5/0xf0
[  318.818609]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.823625]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.828651]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.833503]  ? trace_hardirqs_off+0x300/0x300
[  318.837998]  ? trace_hardirqs_off+0x300/0x300
[  318.842494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.848035]  ? check_preemption_disabled+0x48/0x200
[  318.853065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.857947]  apic_timer_interrupt+0xf/0x20
[  318.862194]  </IRQ>
[  318.864451] RIP: 0010:console_unlock+0x1017/0x11a0
[  318.869417] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  318.888334] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  318.896058] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  318.903337] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  318.910618] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  318.917912] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  318.925189] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  318.932489]  ? netconsole_netdev_event+0x280/0x280
[  318.937446]  ? console_unlock+0x100e/0x11a0
[  318.941814]  ? devkmsg_read+0xbb0/0xbb0
[  318.945812]  ? lock_release+0x970/0x970
[  318.949798]  ? retint_kernel+0x2d/0x2d
[  318.953720]  vprintk_emit+0x33d/0x930
[  318.957545]  ? wake_up_klogd+0x180/0x180
[  318.961634]  ? find_held_lock+0x36/0x1c0
[  318.965716]  ? mark_held_locks+0xc7/0x130
[  318.969901]  vprintk_default+0x28/0x30
[  318.973812]  vprintk_func+0x7e/0x181
[  318.977546]  printk+0xa7/0xcf
[  318.980675]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  318.985445]  ? kasan_check_write+0x14/0x20
[  318.989698]  ? do_raw_spin_lock+0xc1/0x200
[  318.993956]  show_free_areas.cold.119+0x1f34/0x215d
[  318.999008]  ? si_meminfo_node+0x260/0x260
[  319.003263]  ? __lock_acquire+0x7ec/0x4ec0
[  319.007530]  ? __lock_acquire+0x7ec/0x4ec0
[  319.011793]  ? __lock_acquire+0x7ec/0x4ec0
[  319.016045]  ? kasan_check_write+0x14/0x20
[  319.020287]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  319.026118]  ? mark_held_locks+0x130/0x130
[  319.030357]  ? mark_held_locks+0x130/0x130
[  319.034598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.040141]  ? graph_lock+0x170/0x170
[  319.043946]  ? put_dec+0x3b/0xf0
[  319.047319]  ? number+0x972/0xca0
[  319.050783]  ? __lock_acquire+0x7ec/0x4ec0
[  319.055031]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  319.060577]  ? find_held_lock+0x36/0x1c0
[  319.064655]  ? serial8250_console_write+0x8b3/0xb10
[  319.069676]  ? lock_downgrade+0x900/0x900
[  319.073834]  ? graph_lock+0x170/0x170
[  319.077650]  ? graph_lock+0x170/0x170
[  319.081454]  ? print_usage_bug+0xc0/0xc0
[  319.085517]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.089955]  ? trace_hardirqs_on+0x310/0x310
[  319.094394]  ? wq_watchdog_touch+0x9c/0xfe
[  319.098637]  ? io_serial_in+0x11/0x90
[  319.102455]  ? find_held_lock+0x36/0x1c0
[  319.106533]  ? mark_held_locks+0xc7/0x130
[  319.110708]  ? netconsole_netdev_event+0x280/0x280
[  319.115646]  ? console_unlock+0xfe2/0x11a0
[  319.119885]  ? lockdep_hardirqs_on+0x421/0x5c0
[  319.124478]  ? trace_hardirqs_on+0xbd/0x310
[  319.128810]  ? vprintk_emit+0x33d/0x930
[  319.132793]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.138251]  ? kasan_check_write+0x14/0x20
[  319.142491]  ? do_raw_spin_lock+0xc1/0x200
[  319.146742]  ? netconsole_netdev_event+0x280/0x280
[  319.151684]  ? console_unlock+0x98e/0x11a0
[  319.155932]  ? devkmsg_read+0xbb0/0xbb0
[  319.159910]  ? vprintk_emit+0x7f7/0x930
[  319.163891]  ? lock_release+0x970/0x970
[  319.167869]  ? preempt_count_add+0x7d/0x160
[  319.172194]  ? wake_up_klogd+0x11a/0x180
[  319.176260]  ? console_device+0xc0/0xc0
[  319.180242]  ? do_raw_spin_lock+0xc1/0x200
[  319.184486]  ? vprintk_emit+0x268/0x930
[  319.188470]  ? wake_up_klogd+0x180/0x180
[  319.192539]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.197305]  ? trace_hardirqs_off_caller+0x300/0x300
[  319.202417]  ? retint_kernel+0x1b/0x2d
[  319.206350]  ? trace_hardirqs_on+0x310/0x310
[  319.210781]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.215551]  ? retint_kernel+0x2d/0x2d
[  319.219453]  ? arch_local_irq_restore+0x45/0x52
[  319.224136]  ? save_image_lzo.cold.20+0x629/0xecf
[  319.228986]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  319.233764]  ? show_mem+0x1e/0x17b
[  319.237319]  show_mem+0x34/0x17b
[  319.240697]  dump_header+0x2f1/0xf72
[  319.244427]  ? pagefault_out_of_memory+0x197/0x197
[  319.249369]  ? __lock_acquire+0x7ec/0x4ec0
[  319.253611]  ? print_usage_bug+0xc0/0xc0
[  319.257689]  ? graph_lock+0x170/0x170
[  319.261491]  ? graph_lock+0x170/0x170
[  319.265293]  ? print_usage_bug+0xc0/0xc0
[  319.269357]  ? print_usage_bug+0xc0/0xc0
[  319.273424]  ? print_usage_bug+0xc0/0xc0
[  319.277495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.283040]  ? find_held_lock+0x36/0x1c0
[  319.287112]  ? mark_held_locks+0xc7/0x130
[  319.291279]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  319.296390]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  319.301500]  ? lockdep_hardirqs_on+0x421/0x5c0
[  319.306085]  ? trace_hardirqs_on+0xbd/0x310
[  319.310410]  ? kasan_check_read+0x11/0x20
[  319.314585]  ? ___ratelimit+0x36f/0x655
[  319.318587]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.324616]  ? trace_hardirqs_on+0x310/0x310
[  319.329038]  ? lock_downgrade+0x900/0x900
[  319.333196]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  319.338316]  ? ___ratelimit+0xaa/0x655
[  319.342208]  ? idr_get_free+0xec0/0xec0
[  319.346191]  ? kasan_check_write+0x14/0x20
[  319.350434]  ? do_raw_spin_lock+0xc1/0x200
[  319.354679]  oom_kill_process.cold.27+0x10/0x903
[  319.359444]  ? graph_lock+0x170/0x170
[  319.363250]  ? _raw_spin_unlock+0x2c/0x50
[  319.367401]  ? oom_badness+0xe6/0xaa0
[  319.371214]  ? oom_evaluate_task+0x540/0x540
[  319.375656]  ? find_held_lock+0x36/0x1c0
[  319.379734]  ? out_of_memory+0x974/0x14c0
[  319.383901]  ? lock_downgrade+0x900/0x900
[  319.388058]  ? check_preemption_disabled+0x48/0x200
[  319.393090]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.398895]  ? kasan_check_read+0x11/0x20
[  319.403049]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.408334]  ? rcu_bh_qs+0xc0/0xc0
[  319.411885]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.416911]  ? oom_evaluate_task+0x302/0x540
[  319.421338]  out_of_memory+0xa86/0x14c0
[  319.425330]  ? oom_killer_disable+0x3a0/0x3a0
[  319.429835]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  319.434784]  ? __mutex_add_waiter+0x2a0/0x2a0
[  319.439323]  __alloc_pages_slowpath+0x2318/0x2d80
[  319.444204]  ? warn_alloc+0x120/0x120
[  319.448020]  ? find_get_entry+0x2f2/0xc40
[  319.452191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.457745]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  319.462687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.468237]  ? should_fail+0x22d/0xd01
[  319.472142]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.477253]  ? __lock_is_held+0xb5/0x140
[  319.481364]  ? __lock_is_held+0xb5/0x140
[  319.485454]  ? ___might_sleep+0x1ed/0x300
[  319.489605]  ? lock_release+0x970/0x970
[  319.493588]  ? arch_local_save_flags+0x40/0x40
[  319.498196]  ? __might_sleep+0x95/0x190
[  319.502200]  __alloc_pages_nodemask+0xa80/0xde0
[  319.506894]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  319.511918]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.517732]  ? kasan_check_read+0x11/0x20
[  319.522149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.527430]  ? graph_lock+0x170/0x170
[  319.531231]  ? print_usage_bug+0xc0/0xc0
[  319.535305]  ? graph_lock+0x170/0x170
[  319.539107]  ? graph_lock+0x170/0x170
[  319.542917]  ? __do_page_cache_readahead+0x7ce/0x980
[  319.548027]  ? find_held_lock+0x36/0x1c0
[  319.552116]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  319.557664]  alloc_pages_current+0x10c/0x210
[  319.562082]  ? lock_downgrade+0x900/0x900
[  319.566239]  __page_cache_alloc+0x38f/0x5b0
[  319.570572]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.576372]  ? kasan_check_read+0x11/0x20
[  319.580529]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.585815]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  319.590497]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.596042]  ? check_preemption_disabled+0x48/0x200
[  319.601070]  filemap_fault+0x1594/0x25f0
[  319.605150]  ? __lock_page_or_retry+0xa00/0xa00
[  319.609820]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.614324]  ? lockdep_hardirqs_on+0x421/0x5c0
[  319.618910]  ? trace_hardirqs_on+0xbd/0x310
[  319.623238]  ? kasan_check_read+0x11/0x20
[  319.627391]  ? finish_task_switch+0x1f5/0x900
[  319.631893]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.637348]  ? compat_start_thread+0x80/0x80
[  319.641785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.647334]  ? _raw_spin_unlock_irq+0x60/0x80
[  319.651837]  ? finish_task_switch+0x1f5/0x900
[  319.656331]  ? finish_task_switch+0x1b5/0x900
[  319.660834]  ? __switch_to_asm+0x34/0x70
[  319.664907]  ? __switch_to_asm+0x34/0x70
[  319.668973]  ? __switch_to_asm+0x34/0x70
[  319.673033]  ? __switch_to_asm+0x40/0x70
[  319.677095]  ? __switch_to_asm+0x34/0x70
[  319.681153]  ? __switch_to_asm+0x40/0x70
[  319.685216]  ? __switch_to_asm+0x34/0x70
[  319.689275]  ? __switch_to_asm+0x40/0x70
[  319.693337]  ? __switch_to_asm+0x34/0x70
[  319.697407]  ? graph_lock+0x170/0x170
[  319.701206]  ? __switch_to_asm+0x40/0x70
[  319.705277]  ? __schedule+0x874/0x1ed0
[  319.709189]  ? lock_acquire+0x1ed/0x520
[  319.713164]  ? ext4_filemap_fault+0x7a/0xad
[  319.717498]  ? lock_release+0x970/0x970
[  319.721488]  ? arch_local_save_flags+0x40/0x40
[  319.726073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.730847]  ? trace_hardirqs_off_caller+0x300/0x300
[  319.735962]  ? retint_kernel+0x1b/0x2d
[  319.739870]  ? down_read+0xb0/0x1d0
[  319.743496]  ? ext4_filemap_fault+0x7a/0xad
[  319.747827]  ? __down_interruptible+0x700/0x700
[  319.752505]  ? retint_kernel+0x2d/0x2d
[  319.756406]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  319.760998]  ext4_filemap_fault+0x82/0xad
[  319.765163]  __do_fault+0x100/0x6b0
[  319.768800]  ? lock_downgrade+0x900/0x900
[  319.772954]  ? print_bad_pte+0x6c0/0x6c0
[  319.777021]  ? do_futex+0x249/0x26d0
[  319.780743]  ? finish_task_switch+0x1f5/0x900
[  319.785246]  ? kasan_check_read+0x11/0x20
[  319.789401]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.793815]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  319.798410]  ? add_mm_counter_fast+0xd0/0xd0
[  319.802837]  __handle_mm_fault+0x3709/0x53e0
[  319.807255]  ? preempt_notifier_register+0x200/0x200
[  319.812371]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  319.817220]  ? __switch_to_asm+0x40/0x70
[  319.821288]  ? graph_lock+0x170/0x170
[  319.825102]  ? __switch_to_asm+0x40/0x70
[  319.829172]  ? print_usage_bug+0xc0/0xc0
[  319.833247]  ? graph_lock+0x170/0x170
[  319.837051]  ? graph_lock+0x170/0x170
[  319.840878]  ? handle_mm_fault+0x42a/0xc70
[  319.845116]  ? lock_downgrade+0x900/0x900
[  319.849267]  ? check_preemption_disabled+0x48/0x200
[  319.854301]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.860108]  ? kasan_check_read+0x11/0x20
[  319.864264]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.869560]  ? rcu_bh_qs+0xc0/0xc0
[  319.873108]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.878566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.884112]  ? check_preemption_disabled+0x48/0x200
[  319.889151]  handle_mm_fault+0x54f/0xc70
[  319.893231]  ? __handle_mm_fault+0x53e0/0x53e0
[  319.897823]  ? find_vma+0x34/0x190
[  319.901381]  __do_page_fault+0x67d/0xed0
[  319.905460]  ? mm_fault_error+0x380/0x380
[  319.909612]  ? trace_hardirqs_off+0xb8/0x300
[  319.914027]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.919406]  ? trace_hardirqs_on+0x310/0x310
[  319.923829]  do_page_fault+0xf2/0x7e0
[  319.927638]  ? vmalloc_sync_all+0x30/0x30
[  319.931790]  ? error_entry+0x70/0xd0
[  319.935508]  ? trace_hardirqs_off_caller+0xbb/0x300
[  319.940523]  ? trace_hardirqs_on_caller+0xc0/0x300
[  319.945455]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.950387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.955234]  ? trace_hardirqs_off+0x300/0x300
[  319.959729]  ? trace_hardirqs_off_caller+0x300/0x300
[  319.964839]  ? prepare_exit_to_usermode+0x291/0x3b0
[  319.969859]  ? page_fault+0x8/0x30
[  319.973411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.978262]  ? page_fault+0x8/0x30
[  319.981810]  page_fault+0x1e/0x30
[  319.985264] RIP: 0033:0x404068
[  319.988471] Code: Bad RIP value.
[  319.991851] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  319.997225] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  320.004534] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  320.011818] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  320.019097] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  320.026376] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  320.033687] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  320.033751] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.040890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.040901] Call Trace:
[  320.047509] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.056741]  <IRQ>
[  320.059325] syz-fuzzer cpuset=
[  320.069560]  dump_stack+0x1c4/0x2b4
[  320.071691] /
[  320.074886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.078483]  mems_allowed=0
[  320.088333]  warn_alloc.cold.118+0xb7/0x1bd
[  320.092668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.097535]  ? lock_downgrade+0x900/0x900
[  320.101701]  ? trace_hardirqs_off+0xb8/0x300
[  320.106128]  ? trace_hardirqs_off+0xb8/0x300
[  320.110553]  __alloc_pages_slowpath+0x2667/0x2d80
[  320.115448]  ? warn_alloc+0x120/0x120
[  320.119259]  ? warn_alloc+0x120/0x120
[  320.123073]  ? print_usage_bug+0xc0/0xc0
[  320.127148]  ? warn_alloc+0x120/0x120
[  320.130952]  ? print_usage_bug+0xc0/0xc0
[  320.135020]  ? __lock_acquire+0x7ec/0x4ec0
[  320.139261]  ? __lock_acquire+0x7ec/0x4ec0
[  320.143499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.149038]  ? should_fail+0x22d/0xd01
[  320.152935]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.158040]  ? __lock_acquire+0x7ec/0x4ec0
[  320.162285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.167405]  ? __lock_acquire+0x7ec/0x4ec0
[  320.171645]  ? should_fail+0x22d/0xd01
[  320.175547]  ? mark_held_locks+0x130/0x130
[  320.179805]  ? mark_held_locks+0x130/0x130
[  320.184043]  ? graph_lock+0x170/0x170
[  320.187870]  ? graph_lock+0x170/0x170
[  320.191675]  ? graph_lock+0x170/0x170
[  320.195477]  ? print_usage_bug+0xc0/0xc0
[  320.199539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.205085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.210632]  ? check_preemption_disabled+0x48/0x200
[  320.215650]  ? check_preemption_disabled+0x48/0x200
[  320.220687]  ? __lock_is_held+0xb5/0x140
[  320.224769]  __alloc_pages_nodemask+0xa80/0xde0
[  320.229445]  ? graph_lock+0x170/0x170
[  320.233262]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  320.238282]  ? graph_lock+0x170/0x170
[  320.242104]  ? find_held_lock+0x36/0x1c0
[  320.246184]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.250857]  ? lock_downgrade+0x900/0x900
[  320.255018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.260572]  cache_grow_begin+0x91/0x8c0
[  320.264639]  ? do_raw_spin_unlock+0xa7/0x2f0
[  320.269058]  fallback_alloc+0x203/0x2e0
[  320.273041]  ____cache_alloc_node+0x1c7/0x1e0
[  320.277546]  kmem_cache_alloc_node+0xe3/0x730
[  320.282050]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.286298]  __alloc_skb+0x119/0x770
[  320.290018]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.295330]  ? skb_scrub_packet+0x490/0x490
[  320.299659]  ? lock_downgrade+0x900/0x900
[  320.303825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.309366]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.314831]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.320291]  ? addrconf_rs_timer+0x6f0/0x6f0
[  320.324720]  ndisc_alloc_skb+0x144/0x340
[  320.328972]  ndisc_send_rs+0x331/0x6e0
[  320.332873]  addrconf_rs_timer+0x3c0/0x6f0
[  320.337117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.341372]  call_timer_fn+0x272/0x920
[  320.345263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.349500]  ? process_timeout+0x40/0x40
[  320.353561]  ? find_held_lock+0x36/0x1c0
[  320.357637]  ? __run_timers+0x7da/0xc70
[  320.361619]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.366117]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.370613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.374848]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  320.379432]  ? trace_hardirqs_on+0xbd/0x310
[  320.383768]  ? kasan_check_read+0x11/0x20
[  320.387925]  ? __run_timers+0x7da/0xc70
[  320.391904]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.397365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.401610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.405852]  __run_timers+0x7e5/0xc70
[  320.409671]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  320.415040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.420062]  ? graph_lock+0x170/0x170
[  320.423869]  ? enqueue_hrtimer+0x1a5/0x560
[  320.428398]  ? lock_release+0x970/0x970
[  320.432377]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.437576]  ? find_held_lock+0x36/0x1c0
[  320.441647]  ? graph_lock+0x170/0x170
[  320.445452]  ? pvclock_read_flags+0x160/0x160
[  320.449950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.455494]  ? check_preemption_disabled+0x48/0x200
[  320.460522]  ? __lock_is_held+0xb5/0x140
[  320.464589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.470133]  ? check_preemption_disabled+0x48/0x200
[  320.475158]  run_timer_softirq+0x52/0xb0
[  320.479224]  ? rcu_read_lock_sched_held+0x108/0x120
[  320.484246]  __do_softirq+0x30b/0xad8
[  320.488058]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.493172]  ? pvclock_read_flags+0x160/0x160
[  320.497668]  ? lapic_next_event+0x5a/0x90
[  320.501831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.507374]  ? check_preemption_disabled+0x48/0x200
[  320.512403]  ? check_preemption_disabled+0x48/0x200
[  320.517432]  ? kvm_clock_read+0x18/0x30
[  320.521407]  ? kvm_sched_clock_read+0x9/0x20
[  320.525821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.531363]  ? check_preemption_disabled+0x48/0x200
[  320.536392]  irq_exit+0x17f/0x1c0
[  320.539853]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.544694]  ? smp_reschedule_interrupt+0x109/0x650
[  320.549717]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.555611]  ? interrupt_entry+0xb5/0xf0
[  320.559679]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.564698]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.569716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.574564]  ? trace_hardirqs_off+0x300/0x300
[  320.579061]  ? trace_hardirqs_off+0x300/0x300
[  320.583556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.589101]  ? check_preemption_disabled+0x48/0x200
[  320.594129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.598983]  apic_timer_interrupt+0xf/0x20
[  320.603216]  </IRQ>
[  320.605458] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  320.610393] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  320.629293] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  320.637008] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  320.644273] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  320.651539] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  320.658821] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  320.666094] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  320.673412]  skb_clone+0x1bb/0x500
[  320.676960]  ? skb_split+0x11e0/0x11e0
[  320.680854]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.685613]  ? lockdep_hardirqs_on+0x421/0x5c0
[  320.690197]  ? retint_kernel+0x2d/0x2d
[  320.694090]  ? trace_hardirqs_on_caller+0xc0/0x300
[  320.699021]  ? retint_kernel+0x2d/0x2d
[  320.702911]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.707679]  bpf_clone_redirect+0xb9/0x490
[  320.711918]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  320.717117]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  320.722144]  ? retint_kernel+0x2d/0x2d
[  320.726041]  ? find_held_lock+0x36/0x1c0
[  320.730113]  ? lock_acquire+0x1ed/0x520
[  320.734088]  ? bpf_test_run+0x32e/0x5a0
[  320.738155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.743699]  ? check_preemption_disabled+0x48/0x200
[  320.748726]  ? kasan_check_read+0x11/0x20
[  320.752898]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.758178]  ? rcu_bh_qs+0xc0/0xc0
[  320.761723]  ? preempt_schedule+0x4d/0x60
[  320.765872]  ? ___preempt_schedule+0x16/0x18
[  320.770296]  ? bpf_test_run+0x1c0/0x5a0
[  320.774310]  ? netlink_diag_dump+0x2a0/0x2a0
[  320.778728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.784305]  ? bpf_test_init.isra.9+0x70/0x100
[  320.788910]  ? bpf_prog_test_run_skb+0x634/0xb40
[  320.793677]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.798534]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  320.804073]  ? fput+0x130/0x1a0
[  320.807375]  ? __bpf_prog_get+0x9b/0x290
[  320.811448]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.816299]  ? bpf_prog_test_run+0x130/0x1a0
[  320.820730]  ? __x64_sys_bpf+0x3d8/0x510
[  320.824816]  ? bpf_prog_get+0x20/0x20
[  320.828654]  ? do_syscall_64+0x2a5/0x820
[  320.832731]  ? do_syscall_64+0x1b9/0x820
[  320.836812]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  320.842207]  ? syscall_return_slowpath+0x5e0/0x5e0
[  320.847141]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.851987]  ? trace_hardirqs_off+0x300/0x300
[  320.856488]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  320.861509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.867063]  ? prepare_exit_to_usermode+0x291/0x3b0
[  320.872112]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.876976]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  320.882360] warn_alloc_show_mem: 1 callbacks suppressed
[  320.882373] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  320.882375] Mem-Info:
[  320.882406] active_anon:38791 inactive_anon:372 isolated_anon:0
[  320.882406]  active_file:33 inactive_file:13 isolated_file:0
[  320.882406]  unevictable:0 dirty:0 writeback:0 unstable:0
[  320.882406]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  320.882406]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  320.882406]  free:13743 free_pcp:141 free_cma:0
[  320.887748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.894683] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  320.897081] Call Trace:
[  320.929960] Node 0 
[  320.939344]  <IRQ>
[  320.967131] 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
[  320.969701]  dump_stack+0x1c4/0x2b4
[  320.971946] lowmem_reserve[]:
[  320.974093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.999588]  0
[  321.003236]  warn_alloc.cold.118+0xb7/0x1bd
[  321.006314]  2817
[  321.011501]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.013270]  6321 6321
[  321.017617]  ? lock_downgrade+0x900/0x900
[  321.024530]  ? trace_hardirqs_off+0xb8/0x300
[  321.027000] Node 0 
[  321.031158]  ? trace_hardirqs_off+0xb8/0x300
[  321.035567] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  321.037796]  __alloc_pages_slowpath+0x2667/0x2d80
[  321.042176] lowmem_reserve[]:
[  321.069379]  ? warn_alloc+0x120/0x120
[  321.074177]  0
[  321.077282]  ? trace_hardirqs_on+0x310/0x310
[  321.081055]  0
[  321.082854]  ? warn_alloc+0x120/0x120
[  321.087236]  3503 3503
[  321.089055]  ? print_usage_bug+0xc0/0xc0
[  321.095350]  ? warn_alloc+0x120/0x120
[  321.099390] Node 0 
[  321.103191]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  321.103230] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  321.105438]  ? print_usage_bug+0xc0/0xc0
[  321.110435] lowmem_reserve[]: 0
[  321.138932]  ? __lock_acquire+0x7ec/0x4ec0
[  321.142998]  0
[  321.146280]  ? __lock_acquire+0x7ec/0x4ec0
[  321.150488]  0
[  321.152289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.156493]  0
[  321.158311]  ? should_fail+0x22d/0xd01
[  321.163826] Node 0 
[  321.165632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.169484] DMA: 1*4kB 
[  321.171746]  ? __lock_acquire+0x7ec/0x4ec0
[  321.176820] (U) 0*8kB 
[  321.179423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.183624] 0*16kB 1*32kB 
[  321.186141]  ? __lock_acquire+0x7ec/0x4ec0
[  321.191224] (U) 
[  321.194081]  ? should_fail+0x22d/0xd01
[  321.198298] 2*64kB 
[  321.200280]  ? print_usage_bug+0xc0/0xc0
[  321.204169] (U) 1*128kB 
[  321.206444]  ? mark_held_locks+0x130/0x130
[  321.210471] (U) 1*256kB 
[  321.213163]  ? mark_held_locks+0x130/0x130
[  321.217374] (U) 
[  321.220055]  ? graph_lock+0x170/0x170
[  321.224269] 0*512kB 
[  321.226249]  ? print_usage_bug+0xc0/0xc0
[  321.230040] 1*1024kB (U) 
[  321.232379]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  321.236424] 1*2048kB (M) 
[  321.239196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.243925] 3*4096kB 
[  321.246682]  ? check_preemption_disabled+0x48/0x200
[  321.252191] (M) 
[  321.254605]  ? check_preemption_disabled+0x48/0x200
[  321.259587] = 15908kB
[  321.259596] Node 0 
[  321.261579]  ? __lock_is_held+0xb5/0x140
[  321.266554] DMA32: 4*4kB 
[  321.268978]  __alloc_pages_nodemask+0xa80/0xde0
[  321.271196] (M) 
[  321.275264]  ? graph_lock+0x170/0x170
[  321.278000] 0*8kB 
[  321.282670]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.284623] 4*16kB 
[  321.288418]  ? graph_lock+0x170/0x170
[  321.290546] (M) 
[  321.295571]  ? find_held_lock+0x36/0x1c0
[  321.297781] 1*32kB 
[  321.301586]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.303530] (M) 
[  321.307588]  ? lock_downgrade+0x900/0x900
[  321.309829] 4*64kB 
[  321.314500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.316445] (UM) 
[  321.321086]  cache_grow_begin+0x91/0x8c0
[  321.323306] 2*128kB 
[  321.328845]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.330884] (M) 
[  321.334948]  fallback_alloc+0x203/0x2e0
[  321.337245] 2*256kB 
[  321.341659]  ____cache_alloc_node+0x1c7/0x1e0
[  321.343610] (M) 
[  321.347586]  kmem_cache_alloc_node+0xe3/0x730
[  321.349888] 3*512kB 
[  321.354385]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.356342] (M) 
[  321.360843]  __alloc_skb+0x119/0x770
[  321.363135] 4*1024kB (UM) 
[  321.367382]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.369337] 1*2048kB 
[  321.373056]  ? skb_scrub_packet+0x490/0x490
[  321.375873] (U) 
[  321.381149]  ? lock_downgrade+0x900/0x900
[  321.383541] 4*4096kB 
[  321.387867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.389826] (M) 
[  321.393975]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.396362] = 25200kB
[  321.401900]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.403860] Node 0 
[  321.409319]  ? addrconf_rs_timer+0x6f0/0x6f0
[  321.411700] Normal: 1032*4kB 
[  321.417179]  ndisc_alloc_skb+0x144/0x340
[  321.419946] (UME) 
[  321.424366]  ndisc_send_rs+0x331/0x6e0
[  321.427446] 423*8kB 
[  321.431513]  addrconf_rs_timer+0x3c0/0x6f0
[  321.433634] (UME) 
[  321.437531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.439832] 205*16kB 
[  321.444085]  call_timer_fn+0x272/0x920
[  321.446205] (UME) 
[  321.450446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.452831] 58*32kB 
[  321.456715]  ? process_timeout+0x40/0x40
[  321.458841] (UME) 
[  321.463071]  ? find_held_lock+0x36/0x1c0
[  321.465373] 17*64kB 
[  321.469435]  ? mark_held_locks+0xc7/0x130
[  321.471559] (UM) 
[  321.475622]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.477927] 1*128kB 
[  321.482073]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.484116] (U) 
[  321.488612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.490911] 0*256kB 
[  321.495401]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  321.497355] 0*512kB 
[  321.501674]  ? trace_hardirqs_on+0xbd/0x310
[  321.503981] 0*1024kB 
[  321.508565]  ? kasan_check_read+0x11/0x20
[  321.510864] 0*2048kB 
[  321.515203]  ? __run_timers+0x7da/0xc70
[  321.517597] 0*4096kB 
[  321.521741]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.524132] = 13864kB
[  321.528105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.530499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  321.535944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.538338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  321.542564]  __run_timers+0x7e5/0xc70
[  321.551376] 427 total pagecache pages
[  321.555615]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  321.564165] 0 pages in swap cache
[  321.567969]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.571747] Swap cache stats: add 0, delete 0, find 0/0
[  321.571763] Free swap  = 0kB
[  321.577119]  ? graph_lock+0x170/0x170
[  321.580552] Total swap = 0kB
[  321.585565]  ? print_usage_bug+0xc0/0xc0
[  321.590906] 1965979 pages RAM
[  321.593922]  ? lock_release+0x970/0x970
[  321.597696] 0 pages HighMem/MovableOnly
[  321.597705] 342744 pages reserved
[  321.600726]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.604771] 0 pages cma reserved
[  321.607879]  ? find_held_lock+0x36/0x1c0
[  321.611893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.615805]  ? graph_lock+0x170/0x170
[  321.615826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.615847]  ? check_preemption_disabled+0x48/0x200
[  321.619334] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.624481]  ? __lock_is_held+0xb5/0x140
[  321.627823] syz-executor7 cpuset=
[  321.631882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.638350] syz7
[  321.642153]  ? check_preemption_disabled+0x48/0x200
[  321.647669]  mems_allowed=0
[  321.652693]  run_timer_softirq+0x52/0xb0
[  321.690098]  ? rcu_read_lock_sched_held+0x108/0x120
[  321.695126]  __do_softirq+0x30b/0xad8
[  321.698942]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  321.704055]  ? pvclock_read_flags+0x160/0x160
[  321.708555]  ? lapic_next_event+0x5a/0x90
[  321.712708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.718250]  ? check_preemption_disabled+0x48/0x200
[  321.723275]  ? check_preemption_disabled+0x48/0x200
[  321.728312]  ? kvm_clock_read+0x18/0x30
[  321.732308]  ? kvm_sched_clock_read+0x9/0x20
[  321.736723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.742268]  ? check_preemption_disabled+0x48/0x200
[  321.747312]  irq_exit+0x17f/0x1c0
[  321.750772]  smp_apic_timer_interrupt+0x1cb/0x760
[  321.755624]  ? smp_reschedule_interrupt+0x109/0x650
[  321.760648]  ? smp_call_function_single_interrupt+0x650/0x650
[  321.766539]  ? interrupt_entry+0xb5/0xf0
[  321.770609]  ? trace_hardirqs_off_caller+0xbb/0x300
[  321.775626]  ? trace_hardirqs_off_caller+0xbb/0x300
[  321.780649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.785498]  ? trace_hardirqs_off+0x300/0x300
[  321.790003]  ? trace_hardirqs_off+0x300/0x300
[  321.794512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.800057]  ? check_preemption_disabled+0x48/0x200
[  321.805087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.809959]  apic_timer_interrupt+0xf/0x20
[  321.814193]  </IRQ>
[  321.816440] RIP: 0010:console_unlock+0x1017/0x11a0
[  321.821372] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  321.840275] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  321.847998] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  321.855267] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  321.862545] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  321.869822] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  321.877095] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  321.884381]  ? netconsole_netdev_event+0x280/0x280
[  321.889330]  ? console_unlock+0x100e/0x11a0
[  321.893674]  ? devkmsg_read+0xbb0/0xbb0
[  321.897660]  ? lock_release+0x970/0x970
[  321.901638]  ? retint_kernel+0x2d/0x2d
[  321.905549]  vprintk_emit+0x33d/0x930
[  321.909360]  ? wake_up_klogd+0x180/0x180
[  321.913455]  ? find_held_lock+0x36/0x1c0
[  321.917528]  ? mark_held_locks+0xc7/0x130
[  321.921686]  vprintk_default+0x28/0x30
[  321.925579]  vprintk_func+0x7e/0x181
[  321.929306]  printk+0xa7/0xcf
[  321.932423]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  321.937186]  ? kasan_check_write+0x14/0x20
[  321.941432]  ? do_raw_spin_lock+0xc1/0x200
[  321.945688]  show_free_areas.cold.119+0x1f34/0x215d
[  321.950737]  ? si_meminfo_node+0x260/0x260
[  321.954985]  ? __lock_acquire+0x7ec/0x4ec0
[  321.959231]  ? __lock_acquire+0x7ec/0x4ec0
[  321.963469]  ? __lock_acquire+0x7ec/0x4ec0
[  321.967805]  ? kasan_check_write+0x14/0x20
[  321.972048]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  321.977877]  ? mark_held_locks+0x130/0x130
[  321.982116]  ? mark_held_locks+0x130/0x130
[  321.986361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.991909]  ? graph_lock+0x170/0x170
[  321.995716]  ? put_dec+0x3b/0xf0
[  321.999090]  ? number+0x972/0xca0
[  322.002545]  ? __lock_acquire+0x7ec/0x4ec0
[  322.006784]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  322.012340]  ? find_held_lock+0x36/0x1c0
[  322.016416]  ? serial8250_console_write+0x8b3/0xb10
[  322.021442]  ? lock_downgrade+0x900/0x900
[  322.025596]  ? graph_lock+0x170/0x170
[  322.029405]  ? graph_lock+0x170/0x170
[  322.033213]  ? print_usage_bug+0xc0/0xc0
[  322.037278]  ? do_raw_spin_unlock+0xa7/0x2f0
[  322.041702]  ? trace_hardirqs_on+0x310/0x310
[  322.046117]  ? wq_watchdog_touch+0x9c/0xfe
[  322.050361]  ? io_serial_in+0x11/0x90
[  322.054173]  ? find_held_lock+0x36/0x1c0
[  322.058249]  ? mark_held_locks+0xc7/0x130
[  322.062405]  ? netconsole_netdev_event+0x280/0x280
[  322.067341]  ? console_unlock+0xfe2/0x11a0
[  322.071582]  ? lockdep_hardirqs_on+0x421/0x5c0
[  322.076169]  ? trace_hardirqs_on+0xbd/0x310
[  322.080496]  ? vprintk_emit+0x33d/0x930
[  322.084474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.089938]  ? kasan_check_write+0x14/0x20
[  322.094184]  ? do_raw_spin_lock+0xc1/0x200
[  322.098431]  ? netconsole_netdev_event+0x280/0x280
[  322.103367]  ? console_unlock+0x98e/0x11a0
[  322.107618]  ? devkmsg_read+0xbb0/0xbb0
[  322.111616]  ? vprintk_emit+0x7f7/0x930
[  322.115597]  ? lock_release+0x970/0x970
[  322.119580]  ? preempt_count_add+0x7d/0x160
[  322.123906]  ? wake_up_klogd+0x11a/0x180
[  322.127973]  ? console_device+0xc0/0xc0
[  322.131955]  ? do_raw_spin_lock+0xc1/0x200
[  322.136202]  ? vprintk_emit+0x268/0x930
[  322.140190]  ? wake_up_klogd+0x180/0x180
[  322.144260]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.149030]  ? trace_hardirqs_off_caller+0x300/0x300
[  322.154135]  ? retint_kernel+0x1b/0x2d
[  322.158035]  ? trace_hardirqs_on+0x310/0x310
[  322.162457]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.167229]  ? retint_kernel+0x2d/0x2d
[  322.171146]  ? arch_local_irq_restore+0x45/0x52
[  322.175836]  ? save_image_lzo.cold.20+0x629/0xecf
[  322.180689]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  322.185463]  ? show_mem+0x1e/0x17b
[  322.189019]  show_mem+0x34/0x17b
[  322.192483]  dump_header+0x2f1/0xf72
[  322.196215]  ? pagefault_out_of_memory+0x197/0x197
[  322.201157]  ? __lock_acquire+0x7ec/0x4ec0
[  322.205403]  ? print_usage_bug+0xc0/0xc0
[  322.209480]  ? graph_lock+0x170/0x170
[  322.213280]  ? graph_lock+0x170/0x170
[  322.217091]  ? print_usage_bug+0xc0/0xc0
[  322.221157]  ? print_usage_bug+0xc0/0xc0
[  322.225229]  ? print_usage_bug+0xc0/0xc0
[  322.229310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.234866]  ? find_held_lock+0x36/0x1c0
[  322.238948]  ? mark_held_locks+0xc7/0x130
[  322.243106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  322.248226]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  322.253346]  ? lockdep_hardirqs_on+0x421/0x5c0
[  322.257955]  ? trace_hardirqs_on+0xbd/0x310
[  322.262302]  ? kasan_check_read+0x11/0x20
[  322.267067]  ? ___ratelimit+0x36f/0x655
[  322.271051]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.276514]  ? trace_hardirqs_on+0x310/0x310
[  322.280931]  ? lock_downgrade+0x900/0x900
[  322.285098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  322.290211]  ? ___ratelimit+0xaa/0x655
[  322.294110]  ? idr_get_free+0xec0/0xec0
[  322.298099]  ? kasan_check_write+0x14/0x20
[  322.302343]  ? do_raw_spin_lock+0xc1/0x200
[  322.306594]  oom_kill_process.cold.27+0x10/0x903
[  322.311363]  ? graph_lock+0x170/0x170
[  322.315167]  ? _raw_spin_unlock+0x2c/0x50
[  322.319359]  ? oom_badness+0xe6/0xaa0
[  322.323165]  ? oom_evaluate_task+0x540/0x540
[  322.327586]  ? find_held_lock+0x36/0x1c0
[  322.331665]  ? out_of_memory+0x974/0x14c0
[  322.335822]  ? lock_downgrade+0x900/0x900
[  322.339980]  ? check_preemption_disabled+0x48/0x200
[  322.345019]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.350868]  ? kasan_check_read+0x11/0x20
[  322.355051]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.360357]  ? rcu_bh_qs+0xc0/0xc0
[  322.363918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.368952]  ? oom_evaluate_task+0x302/0x540
[  322.373380]  out_of_memory+0xa86/0x14c0
[  322.377394]  ? oom_killer_disable+0x3a0/0x3a0
[  322.381906]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  322.386857]  ? __mutex_add_waiter+0x2a0/0x2a0
[  322.391377]  __alloc_pages_slowpath+0x2318/0x2d80
[  322.396360]  ? warn_alloc+0x120/0x120
[  322.400198]  ? find_get_entry+0x2f2/0xc40
[  322.404365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.409911]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  322.414850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.420394]  ? should_fail+0x22d/0xd01
[  322.424309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.429913]  ? __lock_is_held+0xb5/0x140
[  322.434045]  ? __lock_is_held+0xb5/0x140
[  322.438135]  ? ___might_sleep+0x1ed/0x300
[  322.442299]  ? lock_release+0x970/0x970
[  322.446293]  ? arch_local_save_flags+0x40/0x40
[  322.450910]  ? __might_sleep+0x95/0x190
[  322.454904]  __alloc_pages_nodemask+0xa80/0xde0
[  322.459591]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  322.464615]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.470424]  ? kasan_check_read+0x11/0x20
[  322.474609]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.479906]  ? graph_lock+0x170/0x170
[  322.483718]  ? print_usage_bug+0xc0/0xc0
[  322.487807]  ? graph_lock+0x170/0x170
[  322.491613]  ? graph_lock+0x170/0x170
[  322.495429]  ? __do_page_cache_readahead+0x7ce/0x980
[  322.500583]  ? find_held_lock+0x36/0x1c0
[  322.504662]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  322.510224]  alloc_pages_current+0x10c/0x210
[  322.514656]  ? lock_downgrade+0x900/0x900
[  322.518832]  __page_cache_alloc+0x38f/0x5b0
[  322.523175]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.529001]  ? kasan_check_read+0x11/0x20
[  322.533166]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.538453]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  322.543143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.548697]  ? check_preemption_disabled+0x48/0x200
[  322.553731]  filemap_fault+0x1594/0x25f0
[  322.557831]  ? __lock_page_or_retry+0xa00/0xa00
[  322.562520]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.567022]  ? lockdep_hardirqs_on+0x421/0x5c0
[  322.571614]  ? trace_hardirqs_on+0xbd/0x310
[  322.575943]  ? kasan_check_read+0x11/0x20
[  322.580094]  ? finish_task_switch+0x1f5/0x900
[  322.584597]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.590053]  ? compat_start_thread+0x80/0x80
[  322.594469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.600017]  ? _raw_spin_unlock_irq+0x60/0x80
[  322.604518]  ? finish_task_switch+0x1f5/0x900
[  322.609018]  ? finish_task_switch+0x1b5/0x900
[  322.613524]  ? __switch_to_asm+0x34/0x70
[  322.617595]  ? __switch_to_asm+0x34/0x70
[  322.621661]  ? __switch_to_asm+0x34/0x70
[  322.625722]  ? __switch_to_asm+0x40/0x70
[  322.629791]  ? __switch_to_asm+0x34/0x70
[  322.633852]  ? __switch_to_asm+0x40/0x70
[  322.637913]  ? __switch_to_asm+0x34/0x70
[  322.641974]  ? __switch_to_asm+0x40/0x70
[  322.646036]  ? __switch_to_asm+0x34/0x70
[  322.650109]  ? graph_lock+0x170/0x170
[  322.653943]  ? __switch_to_asm+0x40/0x70
[  322.658021]  ? __schedule+0x874/0x1ed0
[  322.661934]  ? lock_acquire+0x1ed/0x520
[  322.665912]  ? ext4_filemap_fault+0x7a/0xad
[  322.670246]  ? lock_release+0x970/0x970
[  322.674223]  ? arch_local_save_flags+0x40/0x40
[  322.678811]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.683578]  ? trace_hardirqs_off_caller+0x300/0x300
[  322.688682]  ? retint_kernel+0x1b/0x2d
[  322.692581]  ? down_read+0xb0/0x1d0
[  322.696213]  ? ext4_filemap_fault+0x7a/0xad
[  322.700537]  ? __down_interruptible+0x700/0x700
[  322.705212]  ? retint_kernel+0x2d/0x2d
[  322.709113]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  322.713707]  ext4_filemap_fault+0x82/0xad
[  322.717869]  __do_fault+0x100/0x6b0
[  322.721542]  ? lock_downgrade+0x900/0x900
[  322.725698]  ? print_bad_pte+0x6c0/0x6c0
[  322.729772]  ? do_futex+0x249/0x26d0
[  322.733489]  ? finish_task_switch+0x1f5/0x900
[  322.737996]  ? kasan_check_read+0x11/0x20
[  322.742148]  ? do_raw_spin_unlock+0xa7/0x2f0
[  322.746562]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  322.751152]  ? add_mm_counter_fast+0xd0/0xd0
[  322.755584]  __handle_mm_fault+0x3709/0x53e0
[  322.759997]  ? preempt_notifier_register+0x200/0x200
[  322.765117]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  322.769961]  ? __switch_to_asm+0x40/0x70
[  322.774023]  ? graph_lock+0x170/0x170
[  322.777832]  ? __switch_to_asm+0x40/0x70
[  322.781900]  ? print_usage_bug+0xc0/0xc0
[  322.785966]  ? graph_lock+0x170/0x170
[  322.789773]  ? graph_lock+0x170/0x170
[  322.793607]  ? handle_mm_fault+0x42a/0xc70
[  322.797847]  ? lock_downgrade+0x900/0x900
[  322.802000]  ? check_preemption_disabled+0x48/0x200
[  322.807029]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.812835]  ? kasan_check_read+0x11/0x20
[  322.816988]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.822272]  ? rcu_bh_qs+0xc0/0xc0
[  322.825820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.831275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.836824]  ? check_preemption_disabled+0x48/0x200
[  322.841853]  handle_mm_fault+0x54f/0xc70
[  322.845924]  ? __handle_mm_fault+0x53e0/0x53e0
[  322.850514]  ? find_vma+0x34/0x190
[  322.854069]  __do_page_fault+0x67d/0xed0
[  322.858146]  ? mm_fault_error+0x380/0x380
[  322.862308]  ? trace_hardirqs_off+0xb8/0x300
[  322.866722]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.872101]  ? trace_hardirqs_on+0x310/0x310
[  322.876526]  do_page_fault+0xf2/0x7e0
[  322.880359]  ? vmalloc_sync_all+0x30/0x30
[  322.884517]  ? error_entry+0x70/0xd0
[  322.888239]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.893261]  ? trace_hardirqs_on_caller+0xc0/0x300
[  322.898201]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.903145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.907998]  ? trace_hardirqs_off+0x300/0x300
[  322.912498]  ? trace_hardirqs_off_caller+0x300/0x300
[  322.917620]  ? prepare_exit_to_usermode+0x291/0x3b0
[  322.922658]  ? page_fault+0x8/0x30
[  322.926252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.931112]  ? page_fault+0x8/0x30
[  322.934667]  page_fault+0x1e/0x30
[  322.938125] RIP: 0033:0x404068
[  322.941328] Code: Bad RIP value.
[  322.944697] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  322.950072] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  322.957353] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  322.964627] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  322.971901] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  322.979172] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  322.986473] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  322.986541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  322.993674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.993680] Call Trace:
[  322.993687]  <IRQ>
[  322.993706]  dump_stack+0x1c4/0x2b4
[  322.993725]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.000260] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.009566]  warn_alloc.cold.118+0xb7/0x1bd
[  323.012122] syz-fuzzer cpuset=
[  323.014278]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.017884] /
[  323.023076]  ? lock_downgrade+0x900/0x900
[  323.033279]  mems_allowed=0
[  323.037605]  ? trace_hardirqs_off+0xb8/0x300
[  323.058770]  ? trace_hardirqs_off+0xb8/0x300
[  323.063289]  __alloc_pages_slowpath+0x2667/0x2d80
[  323.068177]  ? warn_alloc+0x120/0x120
[  323.071989]  ? warn_alloc+0x120/0x120
[  323.075801]  ? print_usage_bug+0xc0/0xc0
[  323.079871]  ? warn_alloc+0x120/0x120
[  323.083674]  ? print_usage_bug+0xc0/0xc0
[  323.087745]  ? __lock_acquire+0x7ec/0x4ec0
[  323.092069]  ? __lock_acquire+0x7ec/0x4ec0
[  323.096309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.102202]  ? should_fail+0x22d/0xd01
[  323.106101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.111208]  ? __lock_acquire+0x7ec/0x4ec0
[  323.115450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.120557]  ? __lock_acquire+0x7ec/0x4ec0
[  323.124793]  ? should_fail+0x22d/0xd01
[  323.128701]  ? mark_held_locks+0x130/0x130
[  323.132944]  ? mark_held_locks+0x130/0x130
[  323.137181]  ? graph_lock+0x170/0x170
[  323.140985]  ? graph_lock+0x170/0x170
[  323.144800]  ? graph_lock+0x170/0x170
[  323.148601]  ? print_usage_bug+0xc0/0xc0
[  323.152664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.158208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.163752]  ? check_preemption_disabled+0x48/0x200
[  323.168946]  ? check_preemption_disabled+0x48/0x200
[  323.173976]  ? __lock_is_held+0xb5/0x140
[  323.178055]  __alloc_pages_nodemask+0xa80/0xde0
[  323.182730]  ? graph_lock+0x170/0x170
[  323.186538]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  323.191562]  ? graph_lock+0x170/0x170
[  323.195378]  ? find_held_lock+0x36/0x1c0
[  323.199454]  ? ____cache_alloc_node+0x1c7/0x1e0
[  323.204130]  ? lock_downgrade+0x900/0x900
[  323.208295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.213853]  cache_grow_begin+0x91/0x8c0
[  323.217920]  ? do_raw_spin_unlock+0xa7/0x2f0
[  323.222345]  fallback_alloc+0x203/0x2e0
[  323.226333]  ____cache_alloc_node+0x1c7/0x1e0
[  323.230838]  kmem_cache_alloc_node+0xe3/0x730
[  323.235340]  ? ipv6_get_ifaddr+0x42e/0x620
[  323.239592]  __alloc_skb+0x119/0x770
[  323.243311]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.248595]  ? skb_scrub_packet+0x490/0x490
[  323.252922]  ? lock_downgrade+0x900/0x900
[  323.257084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.262628]  ? refcount_sub_and_test_checked+0x203/0x310
[  323.268084]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  323.273538]  ? addrconf_rs_timer+0x6f0/0x6f0
[  323.277967]  ndisc_alloc_skb+0x144/0x340
[  323.282037]  ndisc_send_rs+0x331/0x6e0
[  323.285936]  addrconf_rs_timer+0x3c0/0x6f0
[  323.290182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.294435]  call_timer_fn+0x272/0x920
[  323.298327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.302570]  ? process_timeout+0x40/0x40
[  323.306635]  ? find_held_lock+0x36/0x1c0
[  323.310715]  ? __run_timers+0x7da/0xc70
[  323.314701]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.319212]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.325219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.329464]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  323.334055]  ? trace_hardirqs_on+0xbd/0x310
[  323.338383]  ? kasan_check_read+0x11/0x20
[  323.342537]  ? __run_timers+0x7da/0xc70
[  323.346518]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.351978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.356222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.360462]  __run_timers+0x7e5/0xc70
[  323.364285]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  323.369658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  323.374681]  ? graph_lock+0x170/0x170
[  323.378493]  ? enqueue_hrtimer+0x1a5/0x560
[  323.382729]  ? lock_release+0x970/0x970
[  323.386719]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  323.391947]  ? find_held_lock+0x36/0x1c0
[  323.396022]  ? graph_lock+0x170/0x170
[  323.399841]  ? pvclock_read_flags+0x160/0x160
[  323.404347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.409896]  ? check_preemption_disabled+0x48/0x200
[  323.414947]  ? __lock_is_held+0xb5/0x140
[  323.419031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.424588]  ? check_preemption_disabled+0x48/0x200
[  323.429621]  run_timer_softirq+0x52/0xb0
[  323.433690]  ? rcu_read_lock_sched_held+0x108/0x120
[  323.438714]  __do_softirq+0x30b/0xad8
[  323.442531]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  323.447644]  ? pvclock_read_flags+0x160/0x160
[  323.452144]  ? lapic_next_event+0x5a/0x90
[  323.456295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.461846]  ? check_preemption_disabled+0x48/0x200
[  323.466872]  ? check_preemption_disabled+0x48/0x200
[  323.471905]  ? kvm_clock_read+0x18/0x30
[  323.475887]  ? kvm_sched_clock_read+0x9/0x20
[  323.480309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.485860]  ? check_preemption_disabled+0x48/0x200
[  323.490901]  irq_exit+0x17f/0x1c0
[  323.494365]  smp_apic_timer_interrupt+0x1cb/0x760
[  323.499214]  ? smp_reschedule_interrupt+0x109/0x650
[  323.504243]  ? smp_call_function_single_interrupt+0x650/0x650
[  323.510141]  ? interrupt_entry+0xb5/0xf0
[  323.514222]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.519259]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.524296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.529150]  ? trace_hardirqs_off+0x300/0x300
[  323.533654]  ? trace_hardirqs_off+0x300/0x300
[  323.538202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.543770]  ? check_preemption_disabled+0x48/0x200
[  323.548814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.553679]  apic_timer_interrupt+0xf/0x20
[  323.557910]  </IRQ>
[  323.560156] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  323.565093] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  323.583994] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  323.591716] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  323.599002] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  323.606276] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  323.613551] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  323.620831] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  323.628183]  skb_clone+0x1bb/0x500
[  323.631737]  ? skb_split+0x11e0/0x11e0
[  323.635662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  323.640429]  ? lockdep_hardirqs_on+0x421/0x5c0
[  323.645020]  ? retint_kernel+0x2d/0x2d
[  323.648914]  ? trace_hardirqs_on_caller+0xc0/0x300
[  323.653862]  ? retint_kernel+0x2d/0x2d
[  323.657770]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  323.662543]  bpf_clone_redirect+0xb9/0x490
[  323.666787]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  323.671997]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  323.677028]  ? retint_kernel+0x2d/0x2d
[  323.680933]  ? find_held_lock+0x36/0x1c0
[  323.685020]  ? lock_acquire+0x1ed/0x520
[  323.689002]  ? bpf_test_run+0x32e/0x5a0
[  323.692983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.698526]  ? check_preemption_disabled+0x48/0x200
[  323.703567]  ? kasan_check_read+0x11/0x20
[  323.707725]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.713016]  ? rcu_bh_qs+0xc0/0xc0
[  323.716567]  ? preempt_schedule+0x4d/0x60
[  323.720718]  ? ___preempt_schedule+0x16/0x18
[  323.725146]  ? bpf_test_run+0x1c0/0x5a0
[  323.729136]  ? netlink_diag_dump+0x2a0/0x2a0
[  323.733643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.739181]  ? bpf_test_init.isra.9+0x70/0x100
[  323.743782]  ? bpf_prog_test_run_skb+0x634/0xb40
[  323.748554]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  323.753398]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  323.758942]  ? fput+0x130/0x1a0
[  323.762232]  ? __bpf_prog_get+0x9b/0x290
[  323.766302]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  323.771150]  ? bpf_prog_test_run+0x130/0x1a0
[  323.775571]  ? __x64_sys_bpf+0x3d8/0x510
[  323.779634]  ? bpf_prog_get+0x20/0x20
[  323.783468]  ? do_syscall_64+0x2a5/0x820
[  323.787538]  ? do_syscall_64+0x1b9/0x820
[  323.791602]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  323.796972]  ? syscall_return_slowpath+0x5e0/0x5e0
[  323.801920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.806780]  ? trace_hardirqs_off+0x300/0x300
[  323.811290]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  323.816313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.821856]  ? prepare_exit_to_usermode+0x291/0x3b0
[  323.826883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.831743]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  323.837141] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  323.837148] warn_alloc_show_mem: 1 callbacks suppressed
[  323.837155] Mem-Info:
[  323.844077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.844087] Call Trace:
[  323.849463] active_anon:38791 inactive_anon:372 isolated_anon:0
[  323.849463]  active_file:33 inactive_file:13 isolated_file:0
[  323.849463]  unevictable:0 dirty:0 writeback:0 unstable:0
[  323.849463]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  323.849463]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  323.849463]  free:13743 free_pcp:141 free_cma:0
[  323.851838]  <IRQ>
[  323.861208] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  323.863804]  dump_stack+0x1c4/0x2b4
[  323.896681] Node 0 
[  323.898854]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.926633] 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
[  323.930262]  warn_alloc.cold.118+0xb7/0x1bd
[  323.932460] lowmem_reserve[]: 0
[  323.937668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.963159]  2817
[  323.967499]  ? lock_downgrade+0x900/0x900
[  323.970765]  6321 6321
[  323.975627]  ? trace_hardirqs_off+0xb8/0x300
[  323.977668] Node 0 
[  323.981822]  ? trace_hardirqs_off+0xb8/0x300
[  323.984330] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  323.988726]  __alloc_pages_slowpath+0x2667/0x2d80
[  323.990974] lowmem_reserve[]:
[  323.995421]  ? warn_alloc+0x120/0x120
[  324.022534]  0
[  324.027399]  ? warn_alloc+0x120/0x120
[  324.030471]  0
[  324.034272]  ? print_usage_bug+0xc0/0xc0
[  324.036056]  3503
[  324.039865]  ? warn_alloc+0x120/0x120
[  324.041641]  3503
[  324.045698]  ? print_usage_bug+0xc0/0xc0
[  324.051589]  ? __lock_acquire+0x7ec/0x4ec0
[  324.053640] Node 0 
[  324.057704]  ? __lock_acquire+0x7ec/0x4ec0
[  324.061943] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  324.064160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.068373] lowmem_reserve[]:
[  324.096834]  ? should_fail+0x22d/0xd01
[  324.102348]  0
[  324.105454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.109321]  0
[  324.111120]  ? __lock_acquire+0x7ec/0x4ec0
[  324.116201]  0
[  324.118011]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.122220]  0
[  324.124029]  ? __lock_acquire+0x7ec/0x4ec0
[  324.129106] Node 0 
[  324.130905]  ? should_fail+0x22d/0xd01
[  324.135121] DMA: 
[  324.137367]  ? mark_held_locks+0x130/0x130
[  324.141227] 1*4kB 
[  324.143287]  ? mark_held_locks+0x130/0x130
[  324.147497] (U) 
[  324.149647]  ? graph_lock+0x170/0x170
[  324.153861] 0*8kB 
[  324.155835]  ? graph_lock+0x170/0x170
[  324.159614] 0*16kB 
[  324.161762]  ? graph_lock+0x170/0x170
[  324.165550] 1*32kB 
[  324.167784]  ? print_usage_bug+0xc0/0xc0
[  324.171570] (U) 
[  324.173817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.177854] 2*64kB 
[  324.179838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.185352] (U) 
[  324.187590]  ? check_preemption_disabled+0x48/0x200
[  324.193105] 1*128kB 
[  324.195084]  ? check_preemption_disabled+0x48/0x200
[  324.200080] (U) 
[  324.202415]  ? __lock_is_held+0xb5/0x140
[  324.207401] 1*256kB 
[  324.209377]  __alloc_pages_nodemask+0xa80/0xde0
[  324.213411] (U) 
[  324.215730]  ? graph_lock+0x170/0x170
[  324.220383] 0*512kB 
[  324.222360]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  324.226137] 1*1024kB 
[  324.228456]  ? graph_lock+0x170/0x170
[  324.233451] (U) 
[  324.235876]  ? find_held_lock+0x36/0x1c0
[  324.239644] 1*2048kB 
[  324.241625]  ? ____cache_alloc_node+0x1c7/0x1e0
[  324.245657] (M) 
[  324.248065]  ? lock_downgrade+0x900/0x900
[  324.252716] 3*4096kB 
[  324.254695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.258821] (M) 
[  324.261238]  cache_grow_begin+0x91/0x8c0
[  324.266750] = 15908kB
[  324.268729]  ? do_raw_spin_unlock+0xa7/0x2f0
[  324.272773] Node 0 
[  324.275187]  fallback_alloc+0x203/0x2e0
[  324.279621] DMA32: 
[  324.281876]  ____cache_alloc_node+0x1c7/0x1e0
[  324.285830] 4*4kB 
[  324.288070]  kmem_cache_alloc_node+0xe3/0x730
[  324.292543] (M) 
[  324.294693]  ? ipv6_get_ifaddr+0x42e/0x620
[  324.299164] 0*8kB 
[  324.301149]  __alloc_skb+0x119/0x770
[  324.305359] 4*16kB 
[  324.307510]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.311201] (M) 
[  324.313439]  ? skb_scrub_packet+0x490/0x490
[  324.318690] 1*32kB 
[  324.320663]  ? lock_downgrade+0x900/0x900
[  324.324959] (M) 
[  324.327201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.331323] 4*64kB 
[  324.333302]  ? refcount_sub_and_test_checked+0x203/0x310
[  324.338813] (UM) 
[  324.341048]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  324.346479] 2*128kB 
[  324.348540]  ? addrconf_rs_timer+0x6f0/0x6f0
[  324.353962] (M) 
[  324.356292]  ndisc_alloc_skb+0x144/0x340
[  324.360671] 2*256kB 
[  324.362651]  ndisc_send_rs+0x331/0x6e0
[  324.366690] (M) 
[  324.369019]  addrconf_rs_timer+0x3c0/0x6f0
[  324.372884] 3*512kB 
[  324.374861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.379071] (M) 
[  324.381406]  call_timer_fn+0x272/0x920
[  324.385611] 4*1024kB 
[  324.387588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.391454] (UM) 
[  324.393871]  ? process_timeout+0x40/0x40
[  324.398080] 1*2048kB (U) 
[  324.400157]  ? find_held_lock+0x36/0x1c0
[  324.404195] 4*4096kB 
[  324.406959]  ? mark_held_locks+0xc7/0x130
[  324.410991] (M) 
[  324.413407]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.417540] = 25200kB
[  324.419522]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.423993] Node 0 
[  324.426407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.431450] Normal: 1032*4kB 
[  324.433704]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  324.437915] (UME) 
[  324.441023]  ? trace_hardirqs_on+0xbd/0x310
[  324.445583] 423*8kB 
[  324.447774]  ? kasan_check_read+0x11/0x20
[  324.452056] (UME) 205*16kB 
[  324.454391]  ? __run_timers+0x7da/0xc70
[  324.458519] (UME) 
[  324.461455]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.465404] 58*32kB 
[  324.467555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.472981] (UME) 
[  324.475311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.479517] 17*64kB 
[  324.481665]  __run_timers+0x7e5/0xc70
[  324.485879] (UM) 
[  324.488213]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  324.491983] 1*128kB (U) 
[  324.494061]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.499395] 0*256kB 0*512kB 
[  324.502073]  ? graph_lock+0x170/0x170
[  324.507065] 0*1024kB 
[  324.510080]  ? print_usage_bug+0xc0/0xc0
[  324.513859] 0*2048kB 
[  324.516265]  ? lock_release+0x970/0x970
[  324.520299] 0*4096kB = 13864kB
[  324.522719]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.526676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  324.529860]  ? find_held_lock+0x36/0x1c0
[  324.535032] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  324.543862]  ? graph_lock+0x170/0x170
[  324.547902] 427 total pagecache pages
[  324.556483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.560293] 0 pages in swap cache
[  324.564102]  ? check_preemption_disabled+0x48/0x200
[  324.569619] Swap cache stats: add 0, delete 0, find 0/0
[  324.569629] Free swap  = 0kB
[  324.573097]  ? __lock_is_held+0xb5/0x140
[  324.578087] Total swap = 0kB
[  324.583455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.586448] 1965979 pages RAM
[  324.590514]  ? check_preemption_disabled+0x48/0x200
[  324.593508] 0 pages HighMem/MovableOnly
[  324.593518] 342744 pages reserved
[  324.599070]  run_timer_softirq+0x52/0xb0
[  324.602153] 0 pages cma reserved
[  324.607166]  ? rcu_read_lock_sched_held+0x108/0x120
[  324.611200] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  324.614580]  __do_softirq+0x30b/0xad8
[  324.614608]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  324.614629]  ? pvclock_read_flags+0x160/0x160
[  324.618732] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.622041]  ? lapic_next_event+0x5a/0x90
[  324.627038] syz-executor7 cpuset=
[  324.633531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.637310] syz7
[  324.642427]  ? check_preemption_disabled+0x48/0x200
[  324.646923]  mems_allowed=0
[  324.657412]  ? check_preemption_disabled+0x48/0x200
[  324.657438]  ? kvm_clock_read+0x18/0x30
[  324.689388]  ? kvm_sched_clock_read+0x9/0x20
[  324.693820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.699379]  ? check_preemption_disabled+0x48/0x200
[  324.704436]  irq_exit+0x17f/0x1c0
[  324.707902]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.712766]  ? smp_reschedule_interrupt+0x109/0x650
[  324.717795]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.723699]  ? interrupt_entry+0xb5/0xf0
[  324.727779]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.732805]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.737834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.742686]  ? trace_hardirqs_off+0x300/0x300
[  324.747182]  ? trace_hardirqs_off+0x300/0x300
[  324.751685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.757229]  ? check_preemption_disabled+0x48/0x200
[  324.762261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.767131]  apic_timer_interrupt+0xf/0x20
[  324.771366]  </IRQ>
[  324.773613] RIP: 0010:console_unlock+0x1017/0x11a0
[  324.778550] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  324.797461] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  324.805188] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  324.812466] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  324.819764] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  324.827046] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  324.834329] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  324.841622]  ? netconsole_netdev_event+0x280/0x280
[  324.846568]  ? console_unlock+0x100e/0x11a0
[  324.850919]  ? devkmsg_read+0xbb0/0xbb0
[  324.854901]  ? lock_release+0x970/0x970
[  324.858886]  ? retint_kernel+0x2d/0x2d
[  324.862800]  vprintk_emit+0x33d/0x930
[  324.866616]  ? wake_up_klogd+0x180/0x180
[  324.870697]  ? find_held_lock+0x36/0x1c0
[  324.874781]  ? mark_held_locks+0xc7/0x130
[  324.878942]  vprintk_default+0x28/0x30
[  324.882835]  vprintk_func+0x7e/0x181
[  324.886565]  printk+0xa7/0xcf
[  324.889678]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  324.894447]  ? kasan_check_write+0x14/0x20
[  324.898687]  ? do_raw_spin_lock+0xc1/0x200
[  324.902935]  show_free_areas.cold.119+0x1f34/0x215d
[  324.907977]  ? si_meminfo_node+0x260/0x260
[  324.912216]  ? __lock_acquire+0x7ec/0x4ec0
[  324.916460]  ? __lock_acquire+0x7ec/0x4ec0
[  324.921498]  ? __lock_acquire+0x7ec/0x4ec0
[  324.925742]  ? kasan_check_write+0x14/0x20
[  324.929992]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  324.935809]  ? mark_held_locks+0x130/0x130
[  324.940053]  ? mark_held_locks+0x130/0x130
[  324.944304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.949850]  ? graph_lock+0x170/0x170
[  324.953653]  ? put_dec+0x3b/0xf0
[  324.957022]  ? number+0x972/0xca0
[  324.960481]  ? __lock_acquire+0x7ec/0x4ec0
[  324.964724]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  324.970277]  ? find_held_lock+0x36/0x1c0
[  324.974361]  ? serial8250_console_write+0x8b3/0xb10
[  324.979380]  ? lock_downgrade+0x900/0x900
[  324.983534]  ? graph_lock+0x170/0x170
[  324.987341]  ? graph_lock+0x170/0x170
[  324.991148]  ? print_usage_bug+0xc0/0xc0
[  324.995209]  ? do_raw_spin_unlock+0xa7/0x2f0
[  324.999621]  ? trace_hardirqs_on+0x310/0x310
[  325.004040]  ? wq_watchdog_touch+0x9c/0xfe
[  325.008277]  ? io_serial_in+0x11/0x90
[  325.012094]  ? find_held_lock+0x36/0x1c0
[  325.016171]  ? mark_held_locks+0xc7/0x130
[  325.020333]  ? netconsole_netdev_event+0x280/0x280
[  325.025263]  ? console_unlock+0xfe2/0x11a0
[  325.029505]  ? lockdep_hardirqs_on+0x421/0x5c0
[  325.034092]  ? trace_hardirqs_on+0xbd/0x310
[  325.038424]  ? vprintk_emit+0x33d/0x930
[  325.042401]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.047857]  ? kasan_check_write+0x14/0x20
[  325.052099]  ? do_raw_spin_lock+0xc1/0x200
[  325.056344]  ? netconsole_netdev_event+0x280/0x280
[  325.061279]  ? console_unlock+0x98e/0x11a0
[  325.065533]  ? devkmsg_read+0xbb0/0xbb0
[  325.069513]  ? vprintk_emit+0x7f7/0x930
[  325.073497]  ? lock_release+0x970/0x970
[  325.077474]  ? preempt_count_add+0x7d/0x160
[  325.081801]  ? wake_up_klogd+0x11a/0x180
[  325.085868]  ? console_device+0xc0/0xc0
[  325.089874]  ? do_raw_spin_lock+0xc1/0x200
[  325.094122]  ? vprintk_emit+0x268/0x930
[  325.098133]  ? wake_up_klogd+0x180/0x180
[  325.102290]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  325.107062]  ? trace_hardirqs_off_caller+0x300/0x300
[  325.112170]  ? retint_kernel+0x1b/0x2d
[  325.116065]  ? trace_hardirqs_on+0x310/0x310
[  325.120487]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  325.125251]  ? retint_kernel+0x2d/0x2d
[  325.129151]  ? arch_local_irq_restore+0x45/0x52
[  325.133829]  ? save_image_lzo.cold.20+0x629/0xecf
[  325.138680]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  325.143461]  ? show_mem+0x1e/0x17b
[  325.147007]  show_mem+0x34/0x17b
[  325.150385]  dump_header+0x2f1/0xf72
[  325.154112]  ? pagefault_out_of_memory+0x197/0x197
[  325.159056]  ? __lock_acquire+0x7ec/0x4ec0
[  325.163303]  ? print_usage_bug+0xc0/0xc0
[  325.167469]  ? graph_lock+0x170/0x170
[  325.171270]  ? graph_lock+0x170/0x170
[  325.175077]  ? print_usage_bug+0xc0/0xc0
[  325.179147]  ? print_usage_bug+0xc0/0xc0
[  325.183213]  ? print_usage_bug+0xc0/0xc0
[  325.187281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.192838]  ? find_held_lock+0x36/0x1c0
[  325.196910]  ? mark_held_locks+0xc7/0x130
[  325.201066]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.206462]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.211568]  ? lockdep_hardirqs_on+0x421/0x5c0
[  325.216156]  ? trace_hardirqs_on+0xbd/0x310
[  325.220486]  ? kasan_check_read+0x11/0x20
[  325.224643]  ? ___ratelimit+0x36f/0x655
[  325.228625]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.234081]  ? trace_hardirqs_on+0x310/0x310
[  325.238496]  ? lock_downgrade+0x900/0x900
[  325.242655]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  325.247772]  ? ___ratelimit+0xaa/0x655
[  325.251669]  ? idr_get_free+0xec0/0xec0
[  325.255649]  ? kasan_check_write+0x14/0x20
[  325.259889]  ? do_raw_spin_lock+0xc1/0x200
[  325.264133]  oom_kill_process.cold.27+0x10/0x903
[  325.268894]  ? graph_lock+0x170/0x170
[  325.272698]  ? _raw_spin_unlock+0x2c/0x50
[  325.276849]  ? oom_badness+0xe6/0xaa0
[  325.280659]  ? oom_evaluate_task+0x540/0x540
[  325.285077]  ? find_held_lock+0x36/0x1c0
[  325.289151]  ? out_of_memory+0x974/0x14c0
[  325.293312]  ? lock_downgrade+0x900/0x900
[  325.297462]  ? check_preemption_disabled+0x48/0x200
[  325.302485]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  325.308283]  ? kasan_check_read+0x11/0x20
[  325.312440]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.317721]  ? rcu_bh_qs+0xc0/0xc0
[  325.321596]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  325.326614]  ? oom_evaluate_task+0x302/0x540
[  325.331032]  out_of_memory+0xa86/0x14c0
[  325.335024]  ? oom_killer_disable+0x3a0/0x3a0
[  325.339522]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  325.344457]  ? __mutex_add_waiter+0x2a0/0x2a0
[  325.348966]  __alloc_pages_slowpath+0x2318/0x2d80
[  325.353845]  ? warn_alloc+0x120/0x120
[  325.357665]  ? find_get_entry+0x2f2/0xc40
[  325.361827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.367368]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  325.372308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.377851]  ? should_fail+0x22d/0xd01
[  325.381743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.386851]  ? __lock_is_held+0xb5/0x140
[  325.390944]  ? __lock_is_held+0xb5/0x140
[  325.395036]  ? ___might_sleep+0x1ed/0x300
[  325.399192]  ? lock_release+0x970/0x970
[  325.403170]  ? arch_local_save_flags+0x40/0x40
[  325.407767]  ? __might_sleep+0x95/0x190
[  325.411751]  __alloc_pages_nodemask+0xa80/0xde0
[  325.416429]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  325.421457]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  325.427260]  ? kasan_check_read+0x11/0x20
[  325.431418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.436707]  ? graph_lock+0x170/0x170
[  325.440509]  ? print_usage_bug+0xc0/0xc0
[  325.444579]  ? graph_lock+0x170/0x170
[  325.448383]  ? graph_lock+0x170/0x170
[  325.452184]  ? __do_page_cache_readahead+0x7ce/0x980
[  325.457316]  ? find_held_lock+0x36/0x1c0
[  325.461393]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  325.466938]  alloc_pages_current+0x10c/0x210
[  325.471527]  ? lock_downgrade+0x900/0x900
[  325.475681]  __page_cache_alloc+0x38f/0x5b0
[  325.480006]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  325.485820]  ? kasan_check_read+0x11/0x20
[  325.489981]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.495269]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  325.499947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.505504]  ? check_preemption_disabled+0x48/0x200
[  325.510538]  filemap_fault+0x1594/0x25f0
[  325.514616]  ? __lock_page_or_retry+0xa00/0xa00
[  325.519293]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.523805]  ? lockdep_hardirqs_on+0x421/0x5c0
[  325.528397]  ? trace_hardirqs_on+0xbd/0x310
[  325.532721]  ? kasan_check_read+0x11/0x20
[  325.536883]  ? finish_task_switch+0x1f5/0x900
[  325.541391]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.546846]  ? compat_start_thread+0x80/0x80
[  325.551273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.556828]  ? _raw_spin_unlock_irq+0x60/0x80
[  325.561343]  ? finish_task_switch+0x1f5/0x900
[  325.565877]  ? finish_task_switch+0x1b5/0x900
[  325.570382]  ? __switch_to_asm+0x34/0x70
[  325.574452]  ? __switch_to_asm+0x34/0x70
[  325.578516]  ? __switch_to_asm+0x34/0x70
[  325.582574]  ? __switch_to_asm+0x40/0x70
[  325.586631]  ? __switch_to_asm+0x34/0x70
[  325.590688]  ? __switch_to_asm+0x40/0x70
[  325.594747]  ? __switch_to_asm+0x34/0x70
[  325.598813]  ? __switch_to_asm+0x40/0x70
[  325.602880]  ? __switch_to_asm+0x34/0x70
[  325.606954]  ? graph_lock+0x170/0x170
[  325.610752]  ? __switch_to_asm+0x40/0x70
[  325.614822]  ? __schedule+0x874/0x1ed0
[  325.618736]  ? lock_acquire+0x1ed/0x520
[  325.622715]  ? ext4_filemap_fault+0x7a/0xad
[  325.627051]  ? lock_release+0x970/0x970
[  325.631028]  ? arch_local_save_flags+0x40/0x40
[  325.635614]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  325.640372]  ? trace_hardirqs_off_caller+0x300/0x300
[  325.645472]  ? retint_kernel+0x1b/0x2d
[  325.649375]  ? down_read+0xb0/0x1d0
[  325.653006]  ? ext4_filemap_fault+0x7a/0xad
[  325.657334]  ? __down_interruptible+0x700/0x700
[  325.662005]  ? retint_kernel+0x2d/0x2d
[  325.665900]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  325.670491]  ext4_filemap_fault+0x82/0xad
[  325.674650]  __do_fault+0x100/0x6b0
[  325.678287]  ? lock_downgrade+0x900/0x900
[  325.682447]  ? print_bad_pte+0x6c0/0x6c0
[  325.686516]  ? do_futex+0x249/0x26d0
[  325.690234]  ? finish_task_switch+0x1f5/0x900
[  325.694738]  ? kasan_check_read+0x11/0x20
[  325.698888]  ? do_raw_spin_unlock+0xa7/0x2f0
[  325.703305]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  325.707894]  ? add_mm_counter_fast+0xd0/0xd0
[  325.712325]  __handle_mm_fault+0x3709/0x53e0
[  325.716745]  ? preempt_notifier_register+0x200/0x200
[  325.721874]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  325.726722]  ? __switch_to_asm+0x40/0x70
[  325.730803]  ? graph_lock+0x170/0x170
[  325.734613]  ? __switch_to_asm+0x40/0x70
[  325.738684]  ? print_usage_bug+0xc0/0xc0
[  325.742766]  ? graph_lock+0x170/0x170
[  325.746583]  ? graph_lock+0x170/0x170
[  325.750427]  ? handle_mm_fault+0x42a/0xc70
[  325.754684]  ? lock_downgrade+0x900/0x900
[  325.758877]  ? check_preemption_disabled+0x48/0x200
[  325.763913]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  325.769718]  ? kasan_check_read+0x11/0x20
[  325.773875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.779160]  ? rcu_bh_qs+0xc0/0xc0
[  325.782703]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.788163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.793709]  ? check_preemption_disabled+0x48/0x200
[  325.798743]  handle_mm_fault+0x54f/0xc70
[  325.802825]  ? __handle_mm_fault+0x53e0/0x53e0
[  325.807421]  ? find_vma+0x34/0x190
[  325.811003]  __do_page_fault+0x67d/0xed0
[  325.815085]  ? mm_fault_error+0x380/0x380
[  325.819244]  ? trace_hardirqs_off+0xb8/0x300
[  325.823775]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  325.829158]  ? trace_hardirqs_on+0x310/0x310
[  325.833588]  do_page_fault+0xf2/0x7e0
[  325.837404]  ? vmalloc_sync_all+0x30/0x30
[  325.841572]  ? error_entry+0x70/0xd0
[  325.845307]  ? trace_hardirqs_off_caller+0xbb/0x300
[  325.850345]  ? trace_hardirqs_on_caller+0xc0/0x300
[  325.855385]  ? syscall_return_slowpath+0x5e0/0x5e0
[  325.860338]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.865202]  ? trace_hardirqs_off+0x300/0x300
[  325.869719]  ? trace_hardirqs_off_caller+0x300/0x300
[  325.874855]  ? prepare_exit_to_usermode+0x291/0x3b0
[  325.879895]  ? page_fault+0x8/0x30
[  325.883479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.888345]  ? page_fault+0x8/0x30
[  325.891930]  page_fault+0x1e/0x30
[  325.895397] RIP: 0033:0x404068
[  325.898599] Code: Bad RIP value.
[  325.901965] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  325.907343] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  325.914624] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  325.921920] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  325.929229] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  325.936511] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  325.943827] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  325.943858] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  325.951037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  325.951049] Call Trace:
[  325.966652]  <IRQ>
[  325.969240] rcu: 	(detected by 1, t=10766 jiffies, g=11417, q=4)
[  325.971398]  dump_stack+0x1c4/0x2b4
[  325.971417]  ? dump_stack_print_info.cold.2+0x52/0x52
[  325.977549] rcu: All QSes seen, last rcu_preempt kthread activity 10766 (4294969745-4294958979), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  325.977560] syz-fuzzer      R
[  325.981203]  warn_alloc.cold.118+0xb7/0x1bd
[  325.986356]   running task    
[  325.999024]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  326.002112]  7288  5333   5327 0x80000008
[  326.006435]  ? lock_downgrade+0x900/0x900
[  326.009603] Call Trace:
[  326.014451]  ? trace_hardirqs_off+0xb8/0x300
[  326.018573]  <IRQ>
[  326.022724]  ? trace_hardirqs_off+0xb8/0x300
[  326.025290]  sched_show_task.cold.83+0x2b6/0x30a
[  326.029693]  __alloc_pages_slowpath+0x2667/0x2d80
[  326.031827]  ? can_nice.part.74+0x20/0x20
[  326.036252]  ? warn_alloc+0x120/0x120
[  326.040971]  ? vprintk_default+0x28/0x30
[  326.045814]  ? warn_alloc+0x120/0x120
[  326.049953]  ? vprintk_func+0x85/0x181
[  326.053844]  ? print_usage_bug+0xc0/0xc0
[  326.057890]  ? vprintk_func+0x85/0x181
[  326.061681]  ? warn_alloc+0x120/0x120
[  326.065562]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  326.069606]  ? print_usage_bug+0xc0/0xc0
[  326.073486]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  326.077272]  ? __lock_acquire+0x7ec/0x4ec0
[  326.082017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.086064]  ? __lock_acquire+0x7ec/0x4ec0
[  326.090813]  print_other_cpu_stall.cold.79+0xa83/0xba5
[  326.095037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.100571]  ? print_cpu_stall+0x1c0/0x1c0
[  326.104787]  ? should_fail+0x22d/0xd01
[  326.110057]  ? graph_lock+0x170/0x170
[  326.115579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.119802]  ? print_usage_bug+0xc0/0xc0
[  326.123678]  ? __lock_acquire+0x7ec/0x4ec0
[  326.127466]  ? lock_downgrade+0x900/0x900
[  326.132559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.136602]  ? check_preemption_disabled+0x48/0x200
[  326.136621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.140848]  ? __lock_acquire+0x7ec/0x4ec0
[  326.144986]  ? check_preemption_disabled+0x48/0x200
[  326.150073]  ? should_fail+0x22d/0xd01
[  326.155076]  ? check_preemption_disabled+0x48/0x200
[  326.160606]  ? mark_held_locks+0x130/0x130
[  326.164835]  ? rcu_test_sync_prims+0x30/0x30
[  326.169841]  ? mark_held_locks+0x130/0x130
[  326.173734]  ? __lock_is_held+0xb5/0x140
[  326.178735]  ? graph_lock+0x170/0x170
[  326.182964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.187358]  ? graph_lock+0x170/0x170
[  326.191582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.195626]  ? graph_lock+0x170/0x170
[  326.199419]  ? check_preemption_disabled+0x48/0x200
[  326.204947]  ? print_usage_bug+0xc0/0xc0
[  326.208744]  rcu_check_callbacks+0xafc/0x1990
[  326.214281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.218089]  ? rcu_cpu_stall_reset+0x220/0x220
[  326.223095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.227148]  ? lock_release+0x970/0x970
[  326.231637]  ? check_preemption_disabled+0x48/0x200
[  326.237174]  ? graph_lock+0x170/0x170
[  326.241737]  ? check_preemption_disabled+0x48/0x200
[  326.241774]  ? __lock_is_held+0xb5/0x140
[  326.247286]  ? graph_lock+0x170/0x170
[  326.251257]  __alloc_pages_nodemask+0xa80/0xde0
[  326.256260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.260046]  ? graph_lock+0x170/0x170
[  326.265049]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  326.269094]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  326.272886]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  326.277538]  ? graph_lock+0x170/0x170
[  326.283074]  ? graph_lock+0x170/0x170
[  326.286861]  ? find_held_lock+0x36/0x1c0
[  326.291425]  ? timekeeping_advance+0x3cc/0xc00
[  326.296437]  ? ____cache_alloc_node+0x1c7/0x1e0
[  326.302654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.306440]  ? lock_downgrade+0x900/0x900
[  326.310243]  ? check_preemption_disabled+0x48/0x200
[  326.314300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.318865]  ? check_preemption_disabled+0x48/0x200
[  326.318891]  ? trace_hardirqs_off+0xb8/0x300
[  326.323985]  cache_grow_begin+0x91/0x8c0
[  326.329509]  ? __lock_is_held+0xb5/0x140
[  326.333648]  ? do_raw_spin_unlock+0xa7/0x2f0
[  326.338661]  ? trace_hardirqs_on+0x310/0x310
[  326.344184]  fallback_alloc+0x203/0x2e0
[  326.349183]  ? check_preemption_disabled+0x48/0x200
[  326.353577]  ____cache_alloc_node+0x1c7/0x1e0
[  326.357629]  ? raise_softirq+0x199/0x420
[  326.361702]  kmem_cache_alloc_node+0xe3/0x730
[  326.366098]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  326.370497]  ? ipv6_get_ifaddr+0x42e/0x620
[  326.374457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.379464]  __alloc_skb+0x119/0x770
[  326.383944]  ? check_preemption_disabled+0x48/0x200
[  326.387992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.392475]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.397129]  ? skb_scrub_packet+0x490/0x490
[  326.401351]  ? hrtimer_run_queues+0x9a/0x400
[  326.406875]  ? lock_downgrade+0x900/0x900
[  326.410575]  ? run_local_timers+0x19b/0x230
[  326.415582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.420845]  ? timer_clear_idle+0x90/0x90
[  326.426372]  ? refcount_sub_and_test_checked+0x203/0x310
[  326.431181]  ? debug_smp_processor_id+0x1c/0x20
[  326.431201]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  326.435603]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  326.439741]  ? account_process_tick+0x282/0x350
[  326.444052]  ? addrconf_rs_timer+0x6f0/0x6f0
[  326.449594]  update_process_times+0x2d/0x70
[  326.453742]  ndisc_alloc_skb+0x144/0x340
[  326.459173]  tick_sched_handle+0x9f/0x180
[  326.463838]  ndisc_send_rs+0x331/0x6e0
[  326.469801]  tick_sched_timer+0x45/0x130
[  326.475247]  addrconf_rs_timer+0x3c0/0x6f0
[  326.479902]  __hrtimer_run_queues+0x41c/0x10d0
[  326.484307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.488620]  ? tick_sched_do_timer+0x1a0/0x1a0
[  326.492675]  call_timer_fn+0x272/0x920
[  326.496804]  ? hrtimer_start_range_ns+0xe00/0xe00
[  326.500688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.504738]  ? pvclock_read_flags+0x160/0x160
[  326.508960]  ? process_timeout+0x40/0x40
[  326.513529]  ? trace_hardirqs_on+0x310/0x310
[  326.517748]  ? find_held_lock+0x36/0x1c0
[  326.522323]  ? graph_lock+0x170/0x170
[  326.526229]  ? __run_timers+0x7da/0xc70
[  326.531055]  ? kvm_clock_read+0x18/0x30
[  326.535274]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.539763]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  326.543811]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.548208]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  326.552259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.556050]  ? do_timer+0x50/0x50
[  326.560013]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  326.563973]  ? trace_hardirqs_on+0x310/0x310
[  326.568455]  ? trace_hardirqs_on+0xbd/0x310
[  326.573465]  ? do_raw_spin_lock+0xc1/0x200
[  326.577947]  ? kasan_check_read+0x11/0x20
[  326.583314]  hrtimer_interrupt+0x313/0x780
[  326.587529]  ? __run_timers+0x7da/0xc70
[  326.590986]  smp_apic_timer_interrupt+0x1a1/0x760
[  326.595538]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  326.599932]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.604245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.608463]  ? interrupt_entry+0xb5/0xf0
[  326.612604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.616826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.620788]  __run_timers+0x7e5/0xc70
[  326.625636]  ? ____cache_alloc_node+0x1c7/0x1e0
[  326.631081]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  326.636948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.641165]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  326.645214]  ? trace_hardirqs_off+0x300/0x300
[  326.649437]  ? graph_lock+0x170/0x170
[  326.654450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.658228]  ? enqueue_hrtimer+0x1a5/0x560
[  326.662901]  apic_timer_interrupt+0xf/0x20
[  326.668252]  ? lock_release+0x970/0x970
[  326.673084] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  326.678086]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  326.682567] Code: 40 7e 0f 85 32 ff ff ff e8 a5 c3 3e ff e9 28 ff ff ff e8 bc 20 c3 ff 48 83 3d 5c 6f 90 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  326.686360]  ? find_held_lock+0x36/0x1c0
[  326.691181] RSP: 0018:ffff8801daf07450 EFLAGS: 00000282
[  326.695407]  ? graph_lock+0x170/0x170
[  326.699632]  ORIG_RAX: ffffffffffffff13
[  326.703599]  ? pvclock_read_flags+0x160/0x160
[  326.708945] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b2ebd9b
[  326.714131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.733020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  326.737081]  ? check_preemption_disabled+0x48/0x200
[  326.742449] RBP: ffff8801daf074c0 R08: ffff8801d975ecd8 R09: 0000000000000002
[  326.746274]  ? __lock_is_held+0xb5/0x140
[  326.750224] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: ffff8801d9be7680
[  326.750237] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  326.754729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.761987]  ? apic_timer_interrupt+0xa/0x20
[  326.767510]  ? check_preemption_disabled+0x48/0x200
[  326.774806]  ? ipv6_get_ifaddr+0x42e/0x620
[  326.779816]  run_timer_softirq+0x52/0xb0
[  326.787073]  __alloc_skb+0x119/0x770
[  326.791123]  ? rcu_read_lock_sched_held+0x108/0x120
[  326.798396]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.805655]  __do_softirq+0x30b/0xad8
[  326.811180]  ? skb_scrub_packet+0x490/0x490
[  326.815584]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  326.820593]  ? lock_downgrade+0x900/0x900
[  326.824822]  ? pvclock_read_flags+0x160/0x160
[  326.828873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.832566]  ? lapic_next_event+0x5a/0x90
[  326.837571]  ? refcount_sub_and_test_checked+0x203/0x310
[  326.842861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.846648]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  326.850960]  ? check_preemption_disabled+0x48/0x200
[  326.856049]  ? addrconf_rs_timer+0x6f0/0x6f0
[  326.860190]  ? check_preemption_disabled+0x48/0x200
[  326.864681]  ndisc_alloc_skb+0x144/0x340
[  326.870205]  ? kvm_clock_read+0x18/0x30
[  326.874345]  ndisc_send_rs+0x331/0x6e0
[  326.879788]  ? kvm_sched_clock_read+0x9/0x20
[  326.885326]  addrconf_rs_timer+0x3c0/0x6f0
[  326.890758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.895781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.900213]  ? check_preemption_disabled+0x48/0x200
[  326.905235]  call_timer_fn+0x272/0x920
[  326.909292]  irq_exit+0x17f/0x1c0
[  326.913278]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.917153]  smp_apic_timer_interrupt+0x1cb/0x760
[  326.921547]  ? process_timeout+0x40/0x40
[  326.925766]  ? smp_reschedule_interrupt+0x109/0x650
[  326.931287]  ? find_held_lock+0x36/0x1c0
[  326.931318]  ? mark_held_locks+0xc7/0x130
[  326.935534]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.940537]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.944435]  ? interrupt_entry+0xb5/0xf0
[  326.947876]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.952098]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.956928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.960978]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.965993]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  326.970047]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.974190]  ? trace_hardirqs_on+0xbd/0x310
[  326.980060]  ? trace_hardirqs_off+0x300/0x300
[  326.984548]  ? kasan_check_read+0x11/0x20
[  326.988592]  ? trace_hardirqs_off+0x300/0x300
[  326.988611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.993110]  ? __run_timers+0x7da/0xc70
[  326.998120]  ? check_preemption_disabled+0x48/0x200
[  327.002352]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  327.007367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.011958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.016804]  apic_timer_interrupt+0xf/0x20
[  327.021117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.025592]  </IRQ>
[  327.029773]  __run_timers+0x7e5/0xc70
[  327.034252] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  327.039799]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  327.043790] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  327.048810]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  327.054249] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282
[  327.059096]  ? graph_lock+0x170/0x170
[  327.063304]  ORIG_RAX: ffffffffffffff13
[  327.063317] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  327.067550]  ? print_usage_bug+0xc0/0xc0
[  327.071783] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  327.071803] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  327.074037]  ? lock_release+0x970/0x970
[  327.077820] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  327.082769]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  327.088102] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  327.088155]  skb_clone+0x1bb/0x500
[  327.107032]  ? find_held_lock+0x36/0x1c0
[  327.112038]  ? skb_split+0x11e0/0x11e0
[  327.117394]  ? graph_lock+0x170/0x170
[  327.121181]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  327.125141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.132405]  ? lockdep_hardirqs_on+0x421/0x5c0
[  327.136455]  ? check_preemption_disabled+0x48/0x200
[  327.143715]  ? retint_kernel+0x2d/0x2d
[  327.150982]  ? __lock_is_held+0xb5/0x140
[  327.154939]  ? trace_hardirqs_on_caller+0xc0/0x300
[  327.162200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.167377]  ? retint_kernel+0x2d/0x2d
[  327.174641]  ? check_preemption_disabled+0x48/0x200
[  327.178171]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  327.182222]  run_timer_softirq+0x52/0xb0
[  327.186095]  bpf_clone_redirect+0xb9/0x490
[  327.189884]  ? rcu_read_lock_sched_held+0x108/0x120
[  327.194626]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  327.200150]  __do_softirq+0x30b/0xad8
[  327.204718]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  327.209737]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  327.213607]  ? retint_kernel+0x2d/0x2d
[  327.217652]  ? pvclock_read_flags+0x160/0x160
[  327.222583]  ? find_held_lock+0x36/0x1c0
[  327.228101]  ? lapic_next_event+0x5a/0x90
[  327.231982]  ? lock_acquire+0x1ed/0x520
[  327.236989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.241732]  ? bpf_test_run+0x32e/0x5a0
[  327.245790]  ? check_preemption_disabled+0x48/0x200
[  327.250017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.255018]  ? check_preemption_disabled+0x48/0x200
[  327.260193]  ? check_preemption_disabled+0x48/0x200
[  327.263982]  ? kvm_clock_read+0x18/0x30
[  327.268986]  ? kasan_check_read+0x11/0x20
[  327.274076]  ? kvm_sched_clock_read+0x9/0x20
[  327.277950]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  327.282451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.286501]  ? rcu_bh_qs+0xc0/0xc0
[  327.290638]  ? check_preemption_disabled+0x48/0x200
[  327.294597]  ? preempt_schedule+0x4d/0x60
[  327.300128]  irq_exit+0x17f/0x1c0
[  327.304085]  ? ___preempt_schedule+0x16/0x18
[  327.309087]  smp_apic_timer_interrupt+0x1cb/0x760
[  327.314614]  ? bpf_test_run+0x1c0/0x5a0
[  327.320029]  ? smp_reschedule_interrupt+0x109/0x650
[  327.325044]  ? netlink_diag_dump+0x2a0/0x2a0
[  327.329004]  ? smp_call_function_single_interrupt+0x650/0x650
[  327.333145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.337537]  ? interrupt_entry+0xb5/0xf0
[  327.342807]  ? bpf_test_init.isra.9+0x70/0x100
[  327.348330]  ? trace_hardirqs_off_caller+0xbb/0x300
[  327.351858]  ? bpf_prog_test_run_skb+0x634/0xb40
[  327.356860]  ? trace_hardirqs_off_caller+0xbb/0x300
[  327.360998]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  327.364441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.368837]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  327.373668]  ? trace_hardirqs_off+0x300/0x300
[  327.377628]  ? fput+0x130/0x1a0
[  327.382631]  ? trace_hardirqs_off+0x300/0x300
[  327.387025]  ? __bpf_prog_get+0x9b/0x290
[  327.392897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.398427]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  327.402481]  ? check_preemption_disabled+0x48/0x200
[  327.407046]  ? bpf_prog_test_run+0x130/0x1a0
[  327.412058]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.416819]  ? __x64_sys_bpf+0x3d8/0x510
[  327.421835]  apic_timer_interrupt+0xf/0x20
[  327.426656]  ? bpf_prog_get+0x20/0x20
[  327.431491]  </IRQ>
[  327.437041]  ? do_syscall_64+0x2a5/0x820
[  327.441528] RIP: 0010:console_unlock+0x1017/0x11a0
[  327.444808]  ? do_syscall_64+0x1b9/0x820
[  327.449287] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  327.453351]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  327.458872] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293
[  327.463718]  ? syscall_return_slowpath+0x5e0/0x5e0
[  327.468712]  ORIG_RAX: ffffffffffffff13
[  327.473133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.477956] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  327.482018]  ? trace_hardirqs_off+0x300/0x300
[  327.486238] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  327.490044]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  327.492267] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  327.496335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.501261] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  327.505335]  ? prepare_exit_to_usermode+0x291/0x3b0
[  327.524239] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  327.529616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.534987]  ? netconsole_netdev_event+0x280/0x280
[  327.540005]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  327.543981]  ? console_unlock+0x100e/0x11a0
[  327.548847] warn_alloc_show_mem: 1 callbacks suppressed
[  327.548853] Mem-Info:
[  327.556140]  ? devkmsg_read+0xbb0/0xbb0
[  327.560635] active_anon:38791 inactive_anon:372 isolated_anon:0
[  327.560635]  active_file:33 inactive_file:13 isolated_file:0
[  327.560635]  unevictable:0 dirty:0 writeback:0 unstable:0
[  327.560635]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  327.560635]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  327.560635]  free:13743 free_pcp:141 free_cma:0
[  327.567902]  ? lock_release+0x970/0x970
[  327.572930] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  327.580205]  ? retint_kernel+0x2d/0x2d
[  327.585726] Node 0 
[  327.593028]  vprintk_emit+0x33d/0x930
[  327.598057] 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
[  327.605332]  ? wake_up_klogd+0x180/0x180
[  327.610180] lowmem_reserve[]: 0
[  327.615149]  ? find_held_lock+0x36/0x1c0
[  327.620484]  2817 6321
[  327.624832]  ? mark_held_locks+0xc7/0x130
[  327.630165]  6321
[  327.632586]  vprintk_default+0x28/0x30
[  327.636553] Node 0 
[  327.669533]  vprintk_func+0x7e/0x181
[  327.673531] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  327.701271]  printk+0xa7/0xcf
[  327.705139] lowmem_reserve[]:
[  327.707377]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  327.711151]  0
[  327.736665]  ? kasan_check_write+0x14/0x20
[  327.740703]  0
[  327.743982]  ? do_raw_spin_lock+0xc1/0x200
[  327.748020]  3503
[  327.750524]  show_free_areas.cold.119+0x1f34/0x215d
[  327.754649]  3503
[  327.756725]  ? si_meminfo_node+0x260/0x260
[  327.762801]  ? __lock_acquire+0x7ec/0x4ec0
[  327.766497] Node 0 
[  327.793661]  ? __lock_acquire+0x7ec/0x4ec0
[  327.796775] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  327.799845]  ? __lock_acquire+0x7ec/0x4ec0
[  327.804579] lowmem_reserve[]: 0
[  327.806408]  ? kasan_check_write+0x14/0x20
[  327.810608]  0 0
[  327.812423]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  327.816629]  0
[  327.818701]  ? mark_held_locks+0x130/0x130
[  327.825752]  ? mark_held_locks+0x130/0x130
[  327.829970] Node 0 
[  327.834205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.836418] DMA: 
[  327.840671]  ? graph_lock+0x170/0x170
[  327.869197] 1*4kB 
[  327.873433]  ? put_dec+0x3b/0xf0
[  327.876689] (U) 
[  327.880922]  ? number+0x972/0xca0
[  327.882878] 0*8kB 
[  327.888672]  ? __lock_acquire+0x7ec/0x4ec0
[  327.890453] 0*16kB 
[  327.894687]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  327.898897] 1*32kB 
[  327.901131]  ? find_held_lock+0x36/0x1c0
[  327.906643] (U) 
[  327.908715]  ? serial8250_console_write+0x8b3/0xb10
[  327.912482] 2*64kB 
[  327.914628]  ? lock_downgrade+0x900/0x900
[  327.917968] (U) 
[  327.919940]  ? graph_lock+0x170/0x170
[  327.923373] 1*128kB 
[  327.925521]  ? graph_lock+0x170/0x170
[  327.929733] (U) 
[  327.931971]  ? print_usage_bug+0xc0/0xc0
[  327.937487] 1*256kB 
[  327.939729]  ? do_raw_spin_unlock+0xa7/0x2f0
[  327.943782] (U) 
[  327.945760]  ? trace_hardirqs_on+0x310/0x310
[  327.950764] 0*512kB 1*1024kB 
[  327.953016]  ? wq_watchdog_touch+0x9c/0xfe
[  327.957134] (U) 1*2048kB 
[  327.959123]  ? io_serial_in+0x11/0x90
[  327.962893] (M) 
[  327.965224]  ? find_held_lock+0x36/0x1c0
[  327.968997] 3*4096kB 
[  327.970980]  ? mark_held_locks+0xc7/0x130
[  327.975013] (M) 
[  327.977359]  ? netconsole_netdev_event+0x280/0x280
[  327.981744] = 15908kB
[  327.983722]  ? console_unlock+0xfe2/0x11a0
[  327.988113] Node 0 
[  327.991218]  ? lockdep_hardirqs_on+0x421/0x5c0
[  327.995426] DMA32: 
[  327.998186]  ? trace_hardirqs_on+0xbd/0x310
[  328.001965] 4*4kB 
[  328.003943]  ? vprintk_emit+0x33d/0x930
[  328.007982] (M) 
[  328.010400]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  328.014525] 0*8kB 4*16kB 
[  328.016523]  ? kasan_check_write+0x14/0x20
[  328.021421] (M) 1*32kB (M) 
[  328.023864]  ? do_raw_spin_lock+0xc1/0x200
[  328.028085] 4*64kB 
[  328.030340]  ? netconsole_netdev_event+0x280/0x280
[  328.034891] (UM) 2*128kB 
[  328.037150]  ? console_unlock+0x98e/0x11a0
[  328.041451] (M) 
[  328.043618]  ? devkmsg_read+0xbb0/0xbb0
[  328.047560] 2*256kB 
[  328.049546]  ? vprintk_emit+0x7f7/0x930
[  328.054979] (M) 
[  328.057747]  ? lock_release+0x970/0x970
[  328.061965] 3*512kB 
[  328.064907]  ? preempt_count_add+0x7d/0x160
[  328.069120] (M) 4*1024kB 
[  328.071382]  ? wake_up_klogd+0x11a/0x180
[  328.076288] (UM) 
[  328.079329]  ? console_device+0xc0/0xc0
[  328.083301] 1*2048kB (U) 
[  328.085287]  ? do_raw_spin_lock+0xc1/0x200
[  328.089264] 4*4096kB 
[  328.091589]  ? vprintk_emit+0x268/0x930
[  328.095538] (M) 
[  328.097519]  ? wake_up_klogd+0x180/0x180
[  328.101468] = 25200kB
[  328.103792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  328.103817]  ? trace_hardirqs_off_caller+0x300/0x300
[  328.108117] Node 0 
[  328.110871]  ? retint_kernel+0x1b/0x2d
[  328.114907] Normal: 
[  328.116974]  ? trace_hardirqs_on+0x310/0x310
[  328.120923] 1032*4kB 
[  328.123684]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  328.127891] (UME) 
[  328.130315]  ? retint_kernel+0x2d/0x2d
[  328.134259] 423*8kB 
[  328.136245]  ? arch_local_irq_restore+0x45/0x52
[  328.140276] (UME) 
[  328.142695]  ? save_image_lzo.cold.20+0x629/0xecf
[  328.147429] 205*16kB 
[  328.152532]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  328.154746] (UME) 
[  328.158656]  ? show_mem+0x1e/0x17b
[  328.160960] 58*32kB 
[  328.165377]  show_mem+0x34/0x17b
[  328.167759] (UME) 17*64kB 
[  328.172546]  dump_header+0x2f1/0xf72
[  328.174685] (UM) 
[  328.178576]  ? pagefault_out_of_memory+0x197/0x197
[  328.180872] 1*128kB 
[  328.185544]  ? __lock_acquire+0x7ec/0x4ec0
[  328.187668] (U) 
[  328.192514]  ? print_usage_bug+0xc0/0xc0
[  328.194903] 0*256kB 
[  328.199667]  ? graph_lock+0x170/0x170
[  328.201800] 0*512kB 
[  328.205345]  ? graph_lock+0x170/0x170
[  328.207648] 0*1024kB 
[  328.211009]  ? print_usage_bug+0xc0/0xc0
[  328.213835] 0*2048kB 
[  328.217544]  ? print_usage_bug+0xc0/0xc0
[  328.219581] 0*4096kB = 13864kB
[  328.224512]  ? print_usage_bug+0xc0/0xc0
[  328.226845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  328.231068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.233030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  328.237081]  ? find_held_lock+0x36/0x1c0
[  328.239387] 427 total pagecache pages
[  328.243194]  ? mark_held_locks+0xc7/0x130
[  328.245497] 0 pages in swap cache
[  328.249292]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  328.251688] Swap cache stats: add 0, delete 0, find 0/0
[  328.255764]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  328.258150] Free swap  = 0kB
[  328.262208]  ? lockdep_hardirqs_on+0x421/0x5c0
[  328.265378] Total swap = 0kB
[  328.269440]  ? trace_hardirqs_on+0xbd/0x310
[  328.278255] 1965979 pages RAM
[  328.283806]  ? kasan_check_read+0x11/0x20
[  328.292371] 0 pages HighMem/MovableOnly
[  328.296438]  ? ___ratelimit+0x36f/0x655
[  328.300215] 342744 pages reserved
[  328.304363]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  328.307802] 0 pages cma reserved
[  328.312905]  ? trace_hardirqs_on+0x310/0x310
[  328.318312] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  328.323353]  ? lock_downgrade+0x900/0x900
[  328.323373]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  328.323390]  ? ___ratelimit+0xaa/0x655
[  328.323408]  ? idr_get_free+0xec0/0xec0
[  328.326467] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  328.330996]  ? kasan_check_write+0x14/0x20
[  328.333991] syz-executor7 cpuset=
[  328.338315]  ? do_raw_spin_lock+0xc1/0x200
[  328.341391] syz7
[  328.345541]  oom_kill_process.cold.27+0x10/0x903
[  328.349490]  mems_allowed=0
[  328.353455]  ? graph_lock+0x170/0x170
[  328.356899] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  328.362338]  ? _raw_spin_unlock+0x2c/0x50
[  328.365687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.370091]  ? oom_badness+0xe6/0xaa0
[  328.376566] Call Trace:
[  328.380715]  ? oom_evaluate_task+0x540/0x540
[  328.385818]  <IRQ>
[  328.389703]  ? find_held_lock+0x36/0x1c0
[  328.393660]  dump_stack+0x1c4/0x2b4
[  328.404137]  ? out_of_memory+0x974/0x14c0
[  328.408372]  ? dump_stack_print_info.cold.2+0x52/0x52
[  328.411822]  ? lock_downgrade+0x900/0x900
[  328.416051]  warn_alloc.cold.118+0xb7/0x1bd
[  328.418008]  ? check_preemption_disabled+0x48/0x200
[  328.422760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.425675]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  328.429956]  ? lock_downgrade+0x900/0x900
[  328.437138]  ? kasan_check_read+0x11/0x20
[  328.441277]  ? trace_hardirqs_off+0xb8/0x300
[  328.450619]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.454410]  ? trace_hardirqs_off+0xb8/0x300
[  328.456980]  ? rcu_bh_qs+0xc0/0xc0
[  328.461382]  __alloc_pages_slowpath+0x2667/0x2d80
[  328.463516]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  328.467623]  ? warn_alloc+0x120/0x120
[  328.471218]  ? oom_evaluate_task+0x302/0x540
[  328.475358]  ? warn_alloc+0x120/0x120
[  328.480534]  out_of_memory+0xa86/0x14c0
[  328.484666]  ? print_usage_bug+0xc0/0xc0
[  328.488996]  ? oom_killer_disable+0x3a0/0x3a0
[  328.494005]  ? warn_alloc+0x120/0x120
[  328.498844]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  328.504632]  ? print_usage_bug+0xc0/0xc0
[  328.508782]  ? __mutex_add_waiter+0x2a0/0x2a0
[  328.512935]  ? __lock_acquire+0x7ec/0x4ec0
[  328.517346]  __alloc_pages_slowpath+0x2318/0x2d80
[  328.522604]  ? __lock_acquire+0x7ec/0x4ec0
[  328.527032]  ? warn_alloc+0x120/0x120
[  328.530536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.535379]  ? find_get_entry+0x2f2/0xc40
[  328.540386]  ? should_fail+0x22d/0xd01
[  328.544184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.548577]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.552368]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  328.556329]  ? __lock_acquire+0x7ec/0x4ec0
[  328.560376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.564869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.568666]  ? should_fail+0x22d/0xd01
[  328.573583]  ? __lock_acquire+0x7ec/0x4ec0
[  328.577633]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.582113]  ? should_fail+0x22d/0xd01
[  328.586332]  ? __lock_is_held+0xb5/0x140
[  328.591165]  ? mark_held_locks+0x130/0x130
[  328.595407]  ? __lock_is_held+0xb5/0x140
[  328.599176]  ? mark_held_locks+0x130/0x130
[  328.604717]  ? ___might_sleep+0x1ed/0x300
[  328.608841]  ? graph_lock+0x170/0x170
[  328.612718]  ? lock_release+0x970/0x970
[  328.618256]  ? graph_lock+0x170/0x170
[  328.623346]  ? arch_local_save_flags+0x40/0x40
[  328.628260]  ? graph_lock+0x170/0x170
[  328.632519]  ? __might_sleep+0x95/0x190
[  328.638034]  ? print_usage_bug+0xc0/0xc0
[  328.643129]  __alloc_pages_nodemask+0xa80/0xde0
[  328.647003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.651232]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  328.656313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.656334]  ? check_preemption_disabled+0x48/0x200
[  328.660209]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  328.664260]  ? check_preemption_disabled+0x48/0x200
[  328.668485]  ? kasan_check_read+0x11/0x20
[  328.672575]  ? __lock_is_held+0xb5/0x140
[  328.676799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.680943]  __alloc_pages_nodemask+0xa80/0xde0
[  328.684724]  ? graph_lock+0x170/0x170
[  328.688696]  ? graph_lock+0x170/0x170
[  328.692485]  ? print_usage_bug+0xc0/0xc0
[  328.697054]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  328.700840]  ? graph_lock+0x170/0x170
[  328.704810]  ? graph_lock+0x170/0x170
[  328.708854]  ? graph_lock+0x170/0x170
[  328.713531]  ? find_held_lock+0x36/0x1c0
[  328.719049]  ? __do_page_cache_readahead+0x7ce/0x980
[  328.724055]  ? ____cache_alloc_node+0x1c7/0x1e0
[  328.729574]  ? find_held_lock+0x36/0x1c0
[  328.734578]  ? lock_downgrade+0x900/0x900
[  328.740365]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  328.745368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.749501]  alloc_pages_current+0x10c/0x210
[  328.753553]  cache_grow_begin+0x91/0x8c0
[  328.758810]  ? lock_downgrade+0x900/0x900
[  328.758832]  __page_cache_alloc+0x38f/0x5b0
[  328.763487]  ? do_raw_spin_unlock+0xa7/0x2f0
[  328.767278]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  328.771068]  fallback_alloc+0x203/0x2e0
[  328.775104]  ? kasan_check_read+0x11/0x20
[  328.775122]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.780139]  ____cache_alloc_node+0x1c7/0x1e0
[  328.783921]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  328.787708]  kmem_cache_alloc_node+0xe3/0x730
[  328.791498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.795546]  ? ipv6_get_ifaddr+0x42e/0x620
[  328.800640]  ? check_preemption_disabled+0x48/0x200
[  328.805308]  __alloc_skb+0x119/0x770
[  328.809364]  filemap_fault+0x1594/0x25f0
[  328.813502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.819038]  ? __lock_page_or_retry+0xa00/0xa00
[  328.824560]  ? skb_scrub_packet+0x490/0x490
[  328.828967]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.833019]  ? lock_downgrade+0x900/0x900
[  328.837158]  ? lockdep_hardirqs_on+0x421/0x5c0
[  328.841473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.845869]  ? trace_hardirqs_on+0xbd/0x310
[  328.851658]  ? refcount_sub_and_test_checked+0x203/0x310
[  328.855612]  ? kasan_check_read+0x11/0x20
[  328.855630]  ? finish_task_switch+0x1f5/0x900
[  328.859779]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  328.865048]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  328.869530]  ? addrconf_rs_timer+0x6f0/0x6f0
[  328.874975]  ? compat_start_thread+0x80/0x80
[  328.879469]  ndisc_alloc_skb+0x144/0x340
[  328.884989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.889217]  ndisc_send_rs+0x331/0x6e0
[  328.894224]  ? _raw_spin_unlock_irq+0x60/0x80
[  328.897937]  addrconf_rs_timer+0x3c0/0x6f0
[  328.901994]  ? finish_task_switch+0x1f5/0x900
[  328.907266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.911925]  ? finish_task_switch+0x1b5/0x900
[  328.916252]  call_timer_fn+0x272/0x920
[  328.920739]  ? __switch_to_asm+0x34/0x70
[  328.924881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.929449]  ? __switch_to_asm+0x34/0x70
[  328.934977]  ? process_timeout+0x40/0x40
[  328.939293]  ? __switch_to_asm+0x34/0x70
[  328.944730]  ? find_held_lock+0x36/0x1c0
[  328.944756]  ? __run_timers+0x7da/0xc70
[  328.948903]  ? __switch_to_asm+0x40/0x70
[  328.953389]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.958835]  ? __switch_to_asm+0x34/0x70
[  328.964277]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.968679]  ? __switch_to_asm+0x40/0x70
[  328.973079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.977121]  ? __switch_to_asm+0x34/0x70
[  328.982647]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  328.986521]  ? __switch_to_asm+0x40/0x70
[  328.991003]  ? trace_hardirqs_on+0xbd/0x310
[  328.995226]  ? __switch_to_asm+0x34/0x70
[  328.999709]  ? kasan_check_read+0x11/0x20
[  329.003931]  ? graph_lock+0x170/0x170
[  329.008411]  ? __run_timers+0x7da/0xc70
[  329.012286]  ? __switch_to_asm+0x40/0x70
[  329.016341]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  329.020562]  ? __schedule+0x874/0x1ed0
[  329.024613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.028675]  ? lock_acquire+0x1ed/0x520
[  329.032715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.036767]  ? ext4_filemap_fault+0x7a/0xad
[  329.040727]  __run_timers+0x7e5/0xc70
[  329.044786]  ? lock_release+0x970/0x970
[  329.049283]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  329.053323]  ? arch_local_save_flags+0x40/0x40
[  329.057811]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  329.061854]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.066075]  ? graph_lock+0x170/0x170
[  329.070125]  ? trace_hardirqs_off_caller+0x300/0x300
[  329.074690]  ? enqueue_hrtimer+0x1a5/0x560
[  329.078738]  ? retint_kernel+0x1b/0x2d
[  329.083045]  ? lock_release+0x970/0x970
[  329.087097]  ? down_read+0xb0/0x1d0
[  329.091227]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  329.095015]  ? ext4_filemap_fault+0x7a/0xad
[  329.098982]  ? find_held_lock+0x36/0x1c0
[  329.103030]  ? __down_interruptible+0x700/0x700
[  329.108470]  ? graph_lock+0x170/0x170
[  329.112342]  ? retint_kernel+0x2d/0x2d
[  329.116564]  ? pvclock_read_flags+0x160/0x160
[  329.120530]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  329.124757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.129068]  ext4_filemap_fault+0x82/0xad
[  329.132861]  ? check_preemption_disabled+0x48/0x200
[  329.136823]  __do_fault+0x100/0x6b0
[  329.142179]  ? __lock_is_held+0xb5/0x140
[  329.146739]  ? lock_downgrade+0x900/0x900
[  329.151749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.156503]  ? print_bad_pte+0x6c0/0x6c0
[  329.160293]  ? check_preemption_disabled+0x48/0x200
[  329.165392]  ? do_futex+0x249/0x26d0
[  329.169618]  run_timer_softirq+0x52/0xb0
[  329.173490]  ? finish_task_switch+0x1f5/0x900
[  329.177456]  ? rcu_read_lock_sched_held+0x108/0x120
[  329.181077]  ? kasan_check_read+0x11/0x20
[  329.186257]  __do_softirq+0x30b/0xad8
[  329.190590]  ? do_raw_spin_unlock+0xa7/0x2f0
[  329.194653]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  329.199311]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  329.203100]  ? pvclock_read_flags+0x160/0x160
[  329.206975]  ? add_mm_counter_fast+0xd0/0xd0
[  329.211463]  ? lapic_next_event+0x5a/0x90
[  329.216048]  __handle_mm_fault+0x3709/0x53e0
[  329.221580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.225719]  ? preempt_notifier_register+0x200/0x200
[  329.230738]  ? check_preemption_disabled+0x48/0x200
[  329.234362]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  329.238424]  ? check_preemption_disabled+0x48/0x200
[  329.238448]  ? kvm_clock_read+0x18/0x30
[  329.242592]  ? __switch_to_asm+0x40/0x70
[  329.248124]  ? kvm_sched_clock_read+0x9/0x20
[  329.252176]  ? graph_lock+0x170/0x170
[  329.257182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.260883]  ? __switch_to_asm+0x40/0x70
[  329.264936]  ? check_preemption_disabled+0x48/0x200
[  329.269419]  ? print_usage_bug+0xc0/0xc0
[  329.274434]  irq_exit+0x17f/0x1c0
[  329.278565]  ? graph_lock+0x170/0x170
[  329.282371]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.286774]  ? graph_lock+0x170/0x170
[  329.291891]  ? smp_reschedule_interrupt+0x109/0x650
[  329.296482]  ? handle_mm_fault+0x42a/0xc70
[  329.300955]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.305354]  ? lock_downgrade+0x900/0x900
[  329.309488]  ? interrupt_entry+0xb5/0xf0
[  329.313891]  ? check_preemption_disabled+0x48/0x200
[  329.319869]  ? trace_hardirqs_off_caller+0xbb/0x300
[  329.324974]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  329.329984]  ? trace_hardirqs_off_caller+0xbb/0x300
[  329.334840]  ? kasan_check_read+0x11/0x20
[  329.339860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.343834]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  329.347884]  ? trace_hardirqs_off+0x300/0x300
[  329.352284]  ? rcu_bh_qs+0xc0/0xc0
[  329.356077]  ? trace_hardirqs_off+0x300/0x300
[  329.361610]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  329.365660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.370674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.374736]  ? check_preemption_disabled+0x48/0x200
[  329.378176]  ? check_preemption_disabled+0x48/0x200
[  329.381969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.386800]  handle_mm_fault+0x54f/0xc70
[  329.390592]  apic_timer_interrupt+0xf/0x20
[  329.395597]  ? __handle_mm_fault+0x53e0/0x53e0
[  329.399813]  </IRQ>
[  329.405697]  ? find_vma+0x34/0x190
[  329.409841] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  329.413895]  __do_page_fault+0x67d/0xed0
[  329.418901] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  329.423921]  ? mm_fault_error+0x380/0x380
[  329.429686] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  329.434719]  ? trace_hardirqs_off+0xb8/0x300
[  329.438863] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  329.438877] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  329.443724]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  329.448976] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  329.448989] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  329.453487]  ? trace_hardirqs_on+0x310/0x310
[  329.457002] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  329.457053]  skb_clone+0x1bb/0x500
[  329.461515]  do_page_fault+0xf2/0x7e0
[  329.466955]  ? skb_split+0x11e0/0x11e0
[  329.472483]  ? vmalloc_sync_all+0x30/0x30
[  329.478014]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.483043]  ? error_entry+0x70/0xd0
[  329.488053]  ? lockdep_hardirqs_on+0x421/0x5c0
[  329.492889]  ? trace_hardirqs_off_caller+0xbb/0x300
[  329.496936]  ? retint_kernel+0x2d/0x2d
[  329.501163]  ? trace_hardirqs_on_caller+0xc0/0x300
[  329.505736]  ? trace_hardirqs_on_caller+0xc0/0x300
[  329.507966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  329.511490]  ? retint_kernel+0x2d/0x2d
[  329.516410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.520461]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.539362]  ? trace_hardirqs_off+0x300/0x300
[  329.543506]  bpf_clone_redirect+0xb9/0x490
[  329.551196]  ? trace_hardirqs_off_caller+0x300/0x300
[  329.555590]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  329.562855]  ? prepare_exit_to_usermode+0x291/0x3b0
[  329.570124]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  329.575475]  ? page_fault+0x8/0x30
[  329.582743]  ? retint_kernel+0x2d/0x2d
[  329.590009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.594411]  ? find_held_lock+0x36/0x1c0
[  329.601676]  ? page_fault+0x8/0x30
[  329.605205]  ? lock_acquire+0x1ed/0x520
[  329.608998]  page_fault+0x1e/0x30
[  329.612884]  ? bpf_test_run+0x32e/0x5a0
[  329.617018] RIP: 0033:0x404068
[  329.621772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.625463] Code: Bad RIP value.
[  329.630036]  ? check_preemption_disabled+0x48/0x200
[  329.635024] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  329.638919]  ? kasan_check_read+0x11/0x20
[  329.643827] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  329.648849]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  329.653768] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  329.657652]  ? rcu_bh_qs+0xc0/0xc0
[  329.662477] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  329.667225]  ? preempt_schedule+0x4d/0x60
[  329.671693] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  329.671706] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  329.675940]  ? ___preempt_schedule+0x16/0x18
[  329.681048] rcu: rcu_preempt kthread starved for 10766 jiffies! g11417 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  329.686223]  ? bpf_test_run+0x1c0/0x5a0
[  329.691218] rcu: RCU grace-period kthread stack dump:
[  329.696237]  ? netlink_diag_dump+0x2a0/0x2a0
[  329.699746] rcu_preempt     R
[  329.703635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.708456]   running task    23064    10      2 0x80000000
[  329.712521]  ? bpf_test_init.isra.9+0x70/0x100
[  329.716038] Call Trace:
[  329.720018]  ? bpf_prog_test_run_skb+0x634/0xb40
[  329.723462]  __schedule+0x86c/0x1ed0
[  329.727426]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  329.730631]  ? __sched_text_start+0x8/0x8
[  329.736157]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  329.739513]  ? __mod_timer+0x6f6/0x1870
[  329.744514]  ? fput+0x130/0x1a0
[  329.749872]  ? add_timer_on+0x9f0/0x9f0
[  329.754004]  ? __bpf_prog_get+0x9b/0x290
[  329.761268]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  329.766530]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  329.773798]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  329.777329]  ? bpf_prog_test_run+0x130/0x1a0
[  329.784591]  ? trace_hardirqs_on+0xbd/0x310
[  329.788728]  ? __x64_sys_bpf+0x3d8/0x510
[  329.795992]  ? kasan_check_read+0x11/0x20
[  329.803254]  ? bpf_prog_get+0x20/0x20
[  329.807654]  ? prepare_to_swait_event+0x25a/0x800
[  329.818134]  ? do_syscall_64+0x2a5/0x820
[  329.822097]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  329.827277]  ? do_syscall_64+0x1b9/0x820
[  329.831675]  schedule+0xfe/0x460
[  329.834787]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  329.840318]  ? __schedule+0x1ed0/0x1ed0
[  329.846013]  ? syscall_return_slowpath+0x5e0/0x5e0
[  329.850617]  ? prepare_to_swait_event+0x25a/0x800
[  329.853193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.853212]  ? trace_hardirqs_off+0x300/0x300
[  329.857965]  ? __init_swait_queue_head+0x150/0x150
[  329.861667]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  329.866493]  ? __lockdep_init_map+0x105/0x590
[  329.870634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.876157]  ? lockdep_init_map+0x9/0x10
[  329.880122]  ? prepare_exit_to_usermode+0x291/0x3b0
[  329.883391]  schedule_timeout+0x140/0x260
[  329.887356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.891399]  ? usleep_range+0x1a0/0x1a0
[  329.896496]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  329.901345]  ? __next_timer_interrupt+0x1a0/0x1a0
[  329.906518] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.910860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.915263] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.919223]  rcu_gp_kthread+0x9d9/0x2310
[  329.923352] syz-executor7 cpuset=
[  329.927184]  ? rcu_gp_init+0x1830/0x1830
[  329.932408] syz7
[  329.936470]  ? update_curr+0x344/0xbe0
[  329.941954]  mems_allowed=0
[  329.946016]  ? graph_lock+0x170/0x170
[  329.949371] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  329.954735]  ? __account_cfs_rq_runtime+0x790/0x790
[  329.958699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  329.963630]  ? __lock_acquire+0x7ec/0x4ec0
[  329.968450] Call Trace:
[  329.973311]  ? graph_lock+0x170/0x170
[  329.977783]  <IRQ>
[  329.982725]  ? mark_held_locks+0x130/0x130
[  329.987721]  dump_stack+0x1c4/0x2b4
[  329.992215]  ? __lock_is_held+0xb5/0x140
[  329.997745]  ? dump_stack_print_info.cold.2+0x52/0x52
[  330.001793]  ? __account_cfs_rq_runtime+0x790/0x790
[  330.001822]  ? set_next_entity+0x30c/0xc40
[  330.006844]  warn_alloc.cold.118+0xb7/0x1bd
[  330.011061]  ? mark_held_locks+0x130/0x130
[  330.015890]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  330.019852]  ? rcu_read_lock_sched_held+0x108/0x120
[  330.025204]  ? lock_downgrade+0x900/0x900
[  330.030045]  ? select_task_rq_fair+0x34f0/0x34f0
[  330.036527]  ? trace_hardirqs_off+0xb8/0x300
[  330.042054]  ? __enqueue_entity+0x10d/0x1f0
[  330.052549]  ? trace_hardirqs_off+0xb8/0x300
[  330.056604]  ? graph_lock+0x170/0x170
[  330.060045]  __alloc_pages_slowpath+0x2667/0x2d80
[  330.064089]  ? lock_repin_lock+0x251/0x430
[  330.066078]  ? warn_alloc+0x120/0x120
[  330.069924]  ? graph_lock+0x170/0x170
[  330.072850]  ? trace_hardirqs_on+0x310/0x310
[  330.076643]  ? put_prev_task_stop+0x300/0xa10
[  330.083823]  ? warn_alloc+0x120/0x120
[  330.088836]  ? lock_repin_lock+0x250/0x430
[  330.098175]  ? print_usage_bug+0xc0/0xc0
[  330.102395]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.102411]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.104991]  ? warn_alloc+0x120/0x120
[  330.108788]  ? lockdep_hardirqs_on+0x421/0x5c0
[  330.110932]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  330.115154]  ? trace_hardirqs_on+0xbd/0x310
[  330.118772]  ? print_usage_bug+0xc0/0xc0
[  330.122829]  ? kasan_check_read+0x11/0x20
[  330.128003]  ? __lock_acquire+0x7ec/0x4ec0
[  330.133015]  ? mark_held_locks+0x130/0x130
[  330.137231]  ? __lock_acquire+0x7ec/0x4ec0
[  330.141541]  ? audit_add_watch+0xae1/0xdc0
[  330.145776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.150604]  ? kasan_check_write+0x14/0x20
[  330.155602]  ? should_fail+0x22d/0xd01
[  330.159739]  ? finish_task_switch+0x2f5/0x900
[  330.164488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.168877]  ? __switch_to_asm+0x40/0x70
[  330.168898]  ? preempt_notifier_register+0x200/0x200
[  330.173205]  ? __lock_acquire+0x7ec/0x4ec0
[  330.177602]  ? __switch_to_asm+0x34/0x70
[  330.181391]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.186217]  ? __switch_to_asm+0x34/0x70
[  330.190432]  ? __lock_acquire+0x7ec/0x4ec0
[  330.190450]  ? should_fail+0x22d/0xd01
[  330.194336]  ? __switch_to_asm+0x40/0x70
[  330.198127]  ? print_usage_bug+0xc0/0xc0
[  330.202518]  ? __switch_to_asm+0x40/0x70
[  330.207009]  ? mark_held_locks+0x130/0x130
[  330.210793]  ? __switch_to_asm+0x34/0x70
[  330.215020]  ? mark_held_locks+0x130/0x130
[  330.219067]  ? __switch_to_asm+0x40/0x70
[  330.223556]  ? graph_lock+0x170/0x170
[  330.228041]  ? __switch_to_asm+0x34/0x70
[  330.231833]  ? print_usage_bug+0xc0/0xc0
[  330.236398]  ? __switch_to_asm+0x34/0x70
[  330.241429]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.245735]  ? __switch_to_asm+0x40/0x70
[  330.250143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.254277]  ? __switch_to_asm+0x40/0x70
[  330.258507]  ? check_preemption_disabled+0x48/0x200
[  330.262722]  ? __switch_to_asm+0x34/0x70
[  330.266947]  ? check_preemption_disabled+0x48/0x200
[  330.271165]  ? __switch_to_asm+0x40/0x70
[  330.276696]  ? __lock_is_held+0xb5/0x140
[  330.280919]  ? __schedule+0x874/0x1ed0
[  330.284803]  __alloc_pages_nodemask+0xa80/0xde0
[  330.289276]  ? __switch_to_asm+0x40/0x70
[  330.294376]  ? graph_lock+0x170/0x170
[  330.298426]  ? __switch_to_asm+0x40/0x70
[  330.303521]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  330.307747]  ? graph_lock+0x170/0x170
[  330.311802]  ? graph_lock+0x170/0x170
[  330.316894]  ? __sched_text_start+0x8/0x8
[  330.320948]  ? find_held_lock+0x36/0x1c0
[  330.325179]  ? find_held_lock+0x36/0x1c0
[  330.329057]  ? ____cache_alloc_node+0x1c7/0x1e0
[  330.333109]  ? __kthread_parkme+0xce/0x1a0
[  330.337184]  ? lock_downgrade+0x900/0x900
[  330.341264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.345507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.349566]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.353815]  cache_grow_begin+0x91/0x8c0
[  330.357864]  ? lockdep_hardirqs_on+0x421/0x5c0
[  330.361663]  ? do_raw_spin_unlock+0xa7/0x2f0
[  330.365726]  ? trace_hardirqs_on+0xbd/0x310
[  330.369806]  fallback_alloc+0x203/0x2e0
[  330.373866]  ? kasan_check_read+0x11/0x20
[  330.378632]  ____cache_alloc_node+0x1c7/0x1e0
[  330.382684]  ? __kthread_parkme+0xce/0x1a0
[  330.388220]  kmem_cache_alloc_node+0xe3/0x730
[  330.392279]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.397289]  ? ipv6_get_ifaddr+0x42e/0x620
[  330.401757]  ? kasan_check_write+0x14/0x20
[  330.406802]  __alloc_skb+0x119/0x770
[  330.410892]  ? do_raw_spin_lock+0xc1/0x200
[  330.414959]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  330.418857]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  330.423509]  ? skb_scrub_packet+0x490/0x490
[  330.428065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.431858]  ? lock_downgrade+0x900/0x900
[  330.435912]  ? __kthread_parkme+0xfb/0x1a0
[  330.440935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.444726]  kthread+0x35a/0x420
[  330.448519]  ? refcount_sub_and_test_checked+0x203/0x310
[  330.452658]  ? rcu_gp_init+0x1830/0x1830
[  330.456709]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  330.460763]  ? kthread_bind+0x40/0x40
[  330.465429]  ? addrconf_rs_timer+0x6f0/0x6f0
[  330.469652]  ret_from_fork+0x3a/0x50
[  330.473821]  ndisc_alloc_skb+0x144/0x340
[  330.479004] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  330.484433]  ndisc_send_rs+0x331/0x6e0
[  330.484459]  addrconf_rs_timer+0x3c0/0x6f0
[  330.489619] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  330.493614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.498170] syz-fuzzer cpuset=
[  330.502592]  call_timer_fn+0x272/0x920
[  330.506882] /
[  330.510870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.514997]  mems_allowed=0
[  330.663221]  ? process_timeout+0x40/0x40
[  330.667286]  ? find_held_lock+0x36/0x1c0
[  330.671362]  ? __run_timers+0x7da/0xc70
[  330.675707]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.680236]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.684739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.688977]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  330.693566]  ? trace_hardirqs_on+0xbd/0x310
[  330.697888]  ? kasan_check_read+0x11/0x20
[  330.702043]  ? __run_timers+0x7da/0xc70
[  330.706045]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.711522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.715771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.720016]  __run_timers+0x7e5/0xc70
[  330.723841]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  330.729208]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  330.734227]  ? graph_lock+0x170/0x170
[  330.738035]  ? enqueue_hrtimer+0x1a5/0x560
[  330.742268]  ? lock_release+0x970/0x970
[  330.746250]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  330.751456]  ? find_held_lock+0x36/0x1c0
[  330.755528]  ? graph_lock+0x170/0x170
[  330.759333]  ? pvclock_read_flags+0x160/0x160
[  330.763832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.769378]  ? check_preemption_disabled+0x48/0x200
[  330.774408]  ? __lock_is_held+0xb5/0x140
[  330.778475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.784017]  ? check_preemption_disabled+0x48/0x200
[  330.789046]  run_timer_softirq+0x52/0xb0
[  330.793109]  ? rcu_read_lock_sched_held+0x108/0x120
[  330.798130]  __do_softirq+0x30b/0xad8
[  330.801945]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  330.807058]  ? pvclock_read_flags+0x160/0x160
[  330.811556]  ? lapic_next_event+0x5a/0x90
[  330.815710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.821250]  ? check_preemption_disabled+0x48/0x200
[  330.826271]  ? check_preemption_disabled+0x48/0x200
[  330.831306]  ? kvm_clock_read+0x18/0x30
[  330.835283]  ? kvm_sched_clock_read+0x9/0x20
[  330.839699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.845240]  ? check_preemption_disabled+0x48/0x200
[  330.850275]  irq_exit+0x17f/0x1c0
[  330.853738]  smp_apic_timer_interrupt+0x1cb/0x760
[  330.858584]  ? smp_reschedule_interrupt+0x109/0x650
[  330.863609]  ? smp_call_function_single_interrupt+0x650/0x650
[  330.869495]  ? interrupt_entry+0xb5/0xf0
[  330.873563]  ? trace_hardirqs_off_caller+0xbb/0x300
[  330.878581]  ? trace_hardirqs_off_caller+0xbb/0x300
[  330.883603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.888447]  ? trace_hardirqs_off+0x300/0x300
[  330.892947]  ? trace_hardirqs_off+0x300/0x300
[  330.897458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.903020]  ? check_preemption_disabled+0x48/0x200
[  330.908052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.912909]  apic_timer_interrupt+0xf/0x20
[  330.917137]  </IRQ>
[  330.919377] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  330.924308] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  330.943221] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  330.950941] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  330.958215] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  330.965482] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  330.972754] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  330.980040] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  330.987368]  skb_clone+0x1bb/0x500
[  330.990923]  ? skb_split+0x11e0/0x11e0
[  330.994822]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.999586]  ? lockdep_hardirqs_on+0x421/0x5c0
[  331.004169]  ? retint_kernel+0x2d/0x2d
[  331.008060]  ? trace_hardirqs_on_caller+0xc0/0x300
[  331.012992]  ? retint_kernel+0x2d/0x2d
[  331.016882]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  331.021652]  bpf_clone_redirect+0xb9/0x490
[  331.025888]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  331.031088]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  331.036124]  ? retint_kernel+0x2d/0x2d
[  331.040033]  ? find_held_lock+0x36/0x1c0
[  331.044107]  ? lock_acquire+0x1ed/0x520
[  331.048087]  ? bpf_test_run+0x32e/0x5a0
[  331.052067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.057610]  ? check_preemption_disabled+0x48/0x200
[  331.062636]  ? kasan_check_read+0x11/0x20
[  331.066793]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  331.072088]  ? rcu_bh_qs+0xc0/0xc0
[  331.075658]  ? preempt_schedule+0x4d/0x60
[  331.079821]  ? ___preempt_schedule+0x16/0x18
[  331.084242]  ? bpf_test_run+0x1c0/0x5a0
[  331.088232]  ? netlink_diag_dump+0x2a0/0x2a0
[  331.092654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.098195]  ? bpf_test_init.isra.9+0x70/0x100
[  331.102786]  ? bpf_prog_test_run_skb+0x634/0xb40
[  331.107558]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  331.112404]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  331.118028]  ? fput+0x130/0x1a0
[  331.121309]  ? __bpf_prog_get+0x9b/0x290
[  331.125373]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  331.130214]  ? bpf_prog_test_run+0x130/0x1a0
[  331.134626]  ? __x64_sys_bpf+0x3d8/0x510
[  331.138691]  ? bpf_prog_get+0x20/0x20
[  331.142509]  ? do_syscall_64+0x2a5/0x820
[  331.146587]  ? do_syscall_64+0x1b9/0x820
[  331.150651]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  331.156023]  ? syscall_return_slowpath+0x5e0/0x5e0
[  331.160952]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.165806]  ? trace_hardirqs_off+0x300/0x300
[  331.170303]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  331.175323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.180861]  ? prepare_exit_to_usermode+0x291/0x3b0
[  331.185890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.190744]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  331.196134] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  331.196140] warn_alloc_show_mem: 1 callbacks suppressed
[  331.196148] Mem-Info:
[  331.203074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  331.203084] Call Trace:
[  331.208465] active_anon:38791 inactive_anon:372 isolated_anon:0
[  331.208465]  active_file:33 inactive_file:13 isolated_file:0
[  331.208465]  unevictable:0 dirty:0 writeback:0 unstable:0
[  331.208465]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  331.208465]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  331.208465]  free:13743 free_pcp:141 free_cma:0
[  331.210843]  <IRQ>
[  331.220213] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  331.222804]  dump_stack+0x1c4/0x2b4
[  331.255677] Node 0 
[  331.257838]  ? dump_stack_print_info.cold.2+0x52/0x52
[  331.285628] 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
[  331.289247]  warn_alloc.cold.118+0xb7/0x1bd
[  331.291450] lowmem_reserve[]:
[  331.296641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  331.323640]  0 2817
[  331.328001]  ? lock_downgrade+0x900/0x900
[  331.331081]  6321
[  331.335923]  ? trace_hardirqs_off+0xb8/0x300
[  331.338127]  6321
[  331.342292]  ? trace_hardirqs_off+0xb8/0x300
[  331.344328] Node 0 
[  331.348740]  __alloc_pages_slowpath+0x2667/0x2d80
[  331.350814] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  331.355228]  ? warn_alloc+0x120/0x120
[  331.357413] lowmem_reserve[]: 0
[  331.362277]  ? warn_alloc+0x120/0x120
[  331.389432]  0
[  331.393246]  ? print_usage_bug+0xc0/0xc0
[  331.396499]  3503
[  331.400307]  ? warn_alloc+0x120/0x120
[  331.402079]  3503
[  331.406137]  ? print_usage_bug+0xc0/0xc0
[  331.411968]  ? __lock_acquire+0x7ec/0x4ec0
[  331.414011] Node 0 
[  331.418081]  ? __lock_acquire+0x7ec/0x4ec0
[  331.422328] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  331.422336] lowmem_reserve[]:
[  331.424577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.428793]  0
[  331.457259]  ? should_fail+0x22d/0xd01
[  331.460341]  0
[  331.465876]  ? __lock_acquire+0x7ec/0x4ec0
[  331.467656]  0
[  331.471538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.473310]  0
[  331.477552]  ? __lock_acquire+0x7ec/0x4ec0
[  331.479333] Node 0 
[  331.484433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.486210] DMA: 
[  331.490437]  ? __lock_acquire+0x7ec/0x4ec0
[  331.492651] 1*4kB 
[  331.497747]  ? should_fail+0x22d/0xd01
[  331.499800] (U) 
[  331.504037]  ? mark_held_locks+0x130/0x130
[  331.506163] 0*8kB 
[  331.510047]  ? mark_held_locks+0x130/0x130
[  331.512002] 0*16kB 
[  331.516241]  ? graph_lock+0x170/0x170
[  331.518372] 1*32kB 
[  331.522607]  ? print_usage_bug+0xc0/0xc0
[  331.524825] (U) 
[  331.528622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.528639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.530853] 2*64kB (U) 
[  331.534929]  ? check_preemption_disabled+0x48/0x200
[  331.536883] 1*128kB 
[  331.542422]  ? check_preemption_disabled+0x48/0x200
[  331.547933] (U) 
[  331.550531]  ? __lock_is_held+0xb5/0x140
[  331.555516] 1*256kB 
[  331.557846]  __alloc_pages_nodemask+0xa80/0xde0
[  331.562837] (U) 
[  331.564829]  ? graph_lock+0x170/0x170
[  331.568867] 0*512kB 
[  331.571197]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  331.575843] 1*1024kB 
[  331.577815]  ? graph_lock+0x170/0x170
[  331.577843]  ? find_held_lock+0x36/0x1c0
[  331.581617] (U) 
[  331.583950]  ? ____cache_alloc_node+0x1c7/0x1e0
[  331.588939] 1*2048kB (M) 
[  331.591371]  ? lock_downgrade+0x900/0x900
[  331.595149] 3*4096kB 
[  331.599211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.601156] (M) 
[  331.605825]  cache_grow_begin+0x91/0x8c0
[  331.608550] = 15908kB
[  331.608560] Node 0 
[  331.612710]  ? do_raw_spin_unlock+0xa7/0x2f0
[  331.615096] DMA32: 
[  331.620645]  fallback_alloc+0x203/0x2e0
[  331.622597] 4*4kB 
[  331.626655]  ____cache_alloc_node+0x1c7/0x1e0
[  331.629038] (M) 
[  331.631280]  kmem_cache_alloc_node+0xe3/0x730
[  331.635662] 0*8kB 
[  331.637910]  ? ipv6_get_ifaddr+0x42e/0x620
[  331.641867] 4*16kB 
[  331.644021]  __alloc_skb+0x119/0x770
[  331.648489] (M) 
[  331.650466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  331.654928] 1*32kB (M) 
[  331.657087]  ? skb_scrub_packet+0x490/0x490
[  331.661297] 4*64kB 
[  331.663541]  ? lock_downgrade+0x900/0x900
[  331.667231] (UM) 
[  331.669214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.674464] 2*128kB 
[  331.677051]  ? refcount_sub_and_test_checked+0x203/0x310
[  331.681351] (M) 
[  331.683613]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  331.687742] 2*256kB 
[  331.689826]  ? addrconf_rs_timer+0x6f0/0x6f0
[  331.695346] (M) 
[  331.697694]  ndisc_alloc_skb+0x144/0x340
[  331.703109] 3*512kB 
[  331.705096]  ndisc_send_rs+0x331/0x6e0
[  331.710541] (M) 
[  331.712882]  addrconf_rs_timer+0x3c0/0x6f0
[  331.717260] 4*1024kB 
[  331.719247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.723292] (UM) 
[  331.725636]  call_timer_fn+0x272/0x920
[  331.729480] 1*2048kB (U) 
[  331.731465]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.735675] 4*4096kB 
[  331.738083]  ? process_timeout+0x40/0x40
[  331.742303] (M) 
[  331.744373]  ? find_held_lock+0x36/0x1c0
[  331.748234] = 25200kB
[  331.748244] Node 0 
[  331.751012]  ? mark_held_locks+0xc7/0x130
[  331.755217] Normal: 
[  331.757653]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.761695] 1032*4kB 
[  331.763688]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.767723] (UME) 423*8kB 
[  331.770152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.772362] (UME) 
[  331.776525]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  331.778833] 205*16kB 
[  331.783353]  ? trace_hardirqs_on+0xbd/0x310
[  331.785737] (UME) 
[  331.790232]  ? kasan_check_read+0x11/0x20
[  331.790250]  ? __run_timers+0x7da/0xc70
[  331.793083] 58*32kB 
[  331.797328]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  331.799454] (UME) 
[  331.804047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.806421] 17*64kB 
[  331.810745]  __run_timers+0x7e5/0xc70
[  331.812878] (UM) 
[  331.817041]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  331.820983] 1*128kB (U) 
[  331.823324]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  331.828750] 0*256kB 
[  331.830900]  ? graph_lock+0x170/0x170
[  331.835110] 0*512kB 
[  331.837436]  ? print_usage_bug+0xc0/0xc0
[  331.841214] 0*1024kB 
[  331.843283]  ? lock_release+0x970/0x970
[  331.848629] 0*2048kB 0*4096kB 
[  331.851320]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  331.856319] = 13864kB
[  331.858643]  ? find_held_lock+0x36/0x1c0
[  331.862420] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  331.864736]  ? graph_lock+0x170/0x170
[  331.868785] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  331.871190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.875140] 427 total pagecache pages
[  331.878337]  ? check_preemption_disabled+0x48/0x200
[  331.883504] 0 pages in swap cache
[  331.885916]  ? __lock_is_held+0xb5/0x140
[  331.889941] Swap cache stats: add 0, delete 0, find 0/0
[  331.889951] Free swap  = 0kB
[  331.898789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.902572] Total swap = 0kB
[  331.911153]  ? check_preemption_disabled+0x48/0x200
[  331.916672] 1965979 pages RAM
[  331.921086]  run_timer_softirq+0x52/0xb0
[  331.926077] 0 pages HighMem/MovableOnly
[  331.929529]  ? rcu_read_lock_sched_held+0x108/0x120
[  331.933564] 342744 pages reserved
[  331.938922]  __do_softirq+0x30b/0xad8
[  331.941914] 0 pages cma reserved
[  331.947470]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  331.950523] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  331.955465]  ? pvclock_read_flags+0x160/0x160
[  331.955479]  ? lapic_next_event+0x5a/0x90
[  331.955495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.955516]  ? check_preemption_disabled+0x48/0x200
[  331.958672] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  331.962665]  ? check_preemption_disabled+0x48/0x200
[  331.966617] syz-executor7 cpuset=
[  331.971638]  ? kvm_clock_read+0x18/0x30
[  331.975064] syz7
[  331.978860]  ? kvm_sched_clock_read+0x9/0x20
[  331.982208]  mems_allowed=0
[  331.987311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.050579]  ? check_preemption_disabled+0x48/0x200
[  332.055617]  irq_exit+0x17f/0x1c0
[  332.059076]  smp_apic_timer_interrupt+0x1cb/0x760
[  332.063918]  ? smp_reschedule_interrupt+0x109/0x650
[  332.069302]  ? smp_call_function_single_interrupt+0x650/0x650
[  332.075197]  ? interrupt_entry+0xb5/0xf0
[  332.079263]  ? trace_hardirqs_off_caller+0xbb/0x300
[  332.084285]  ? trace_hardirqs_off_caller+0xbb/0x300
[  332.089330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.094183]  ? trace_hardirqs_off+0x300/0x300
[  332.099115]  ? trace_hardirqs_off+0x300/0x300
[  332.103611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.109151]  ? check_preemption_disabled+0x48/0x200
[  332.114185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.119042]  apic_timer_interrupt+0xf/0x20
[  332.123279]  </IRQ>
[  332.125536] RIP: 0010:console_unlock+0x1017/0x11a0
[  332.130478] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  332.149391] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  332.157111] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  332.164385] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  332.171652] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  332.178919] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  332.186188] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  332.193475]  ? netconsole_netdev_event+0x280/0x280
[  332.198416]  ? console_unlock+0x100e/0x11a0
[  332.202763]  ? devkmsg_read+0xbb0/0xbb0
[  332.206745]  ? lock_release+0x970/0x970
[  332.210746]  ? retint_kernel+0x2d/0x2d
[  332.214665]  vprintk_emit+0x33d/0x930
[  332.218479]  ? wake_up_klogd+0x180/0x180
[  332.222557]  ? find_held_lock+0x36/0x1c0
[  332.226633]  ? mark_held_locks+0xc7/0x130
[  332.230799]  vprintk_default+0x28/0x30
[  332.234691]  vprintk_func+0x7e/0x181
[  332.238416]  printk+0xa7/0xcf
[  332.241531]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  332.246303]  ? kasan_check_write+0x14/0x20
[  332.250545]  ? do_raw_spin_lock+0xc1/0x200
[  332.254815]  show_free_areas.cold.119+0x1f34/0x215d
[  332.259862]  ? si_meminfo_node+0x260/0x260
[  332.264104]  ? __lock_acquire+0x7ec/0x4ec0
[  332.268352]  ? __lock_acquire+0x7ec/0x4ec0
[  332.272587]  ? __lock_acquire+0x7ec/0x4ec0
[  332.276830]  ? kasan_check_write+0x14/0x20
[  332.281071]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  332.286888]  ? mark_held_locks+0x130/0x130
[  332.291124]  ? mark_held_locks+0x130/0x130
[  332.295374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.300919]  ? graph_lock+0x170/0x170
[  332.304726]  ? put_dec+0x3b/0xf0
[  332.308096]  ? number+0x972/0xca0
[  332.311549]  ? __lock_acquire+0x7ec/0x4ec0
[  332.315784]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  332.321330]  ? find_held_lock+0x36/0x1c0
[  332.325404]  ? serial8250_console_write+0x8b3/0xb10
[  332.330441]  ? lock_downgrade+0x900/0x900
[  332.334595]  ? graph_lock+0x170/0x170
[  332.338400]  ? graph_lock+0x170/0x170
[  332.342204]  ? print_usage_bug+0xc0/0xc0
[  332.346268]  ? do_raw_spin_unlock+0xa7/0x2f0
[  332.350684]  ? trace_hardirqs_on+0x310/0x310
[  332.355095]  ? wq_watchdog_touch+0x9c/0xfe
[  332.359359]  ? io_serial_in+0x11/0x90
[  332.363172]  ? find_held_lock+0x36/0x1c0
[  332.367245]  ? mark_held_locks+0xc7/0x130
[  332.371403]  ? netconsole_netdev_event+0x280/0x280
[  332.376334]  ? console_unlock+0xfe2/0x11a0
[  332.380570]  ? lockdep_hardirqs_on+0x421/0x5c0
[  332.385160]  ? trace_hardirqs_on+0xbd/0x310
[  332.389486]  ? vprintk_emit+0x33d/0x930
[  332.393463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.398915]  ? kasan_check_write+0x14/0x20
[  332.403155]  ? do_raw_spin_lock+0xc1/0x200
[  332.407418]  ? netconsole_netdev_event+0x280/0x280
[  332.412353]  ? console_unlock+0x98e/0x11a0
[  332.416600]  ? devkmsg_read+0xbb0/0xbb0
[  332.420577]  ? vprintk_emit+0x7f7/0x930
[  332.424557]  ? lock_release+0x970/0x970
[  332.429032]  ? preempt_count_add+0x7d/0x160
[  332.433360]  ? wake_up_klogd+0x11a/0x180
[  332.437436]  ? console_device+0xc0/0xc0
[  332.441418]  ? do_raw_spin_lock+0xc1/0x200
[  332.445661]  ? vprintk_emit+0x268/0x930
[  332.449648]  ? wake_up_klogd+0x180/0x180
[  332.453711]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  332.458471]  ? trace_hardirqs_off_caller+0x300/0x300
[  332.463573]  ? retint_kernel+0x1b/0x2d
[  332.467462]  ? trace_hardirqs_on+0x310/0x310
[  332.471910]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  332.476690]  ? retint_kernel+0x2d/0x2d
[  332.480597]  ? arch_local_irq_restore+0x45/0x52
[  332.485270]  ? save_image_lzo.cold.20+0x629/0xecf
[  332.490123]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  332.494894]  ? show_mem+0x1e/0x17b
[  332.498446]  show_mem+0x34/0x17b
[  332.501835]  dump_header+0x2f1/0xf72
[  332.505561]  ? pagefault_out_of_memory+0x197/0x197
[  332.510501]  ? __lock_acquire+0x7ec/0x4ec0
[  332.514740]  ? print_usage_bug+0xc0/0xc0
[  332.518819]  ? graph_lock+0x170/0x170
[  332.522617]  ? graph_lock+0x170/0x170
[  332.526421]  ? print_usage_bug+0xc0/0xc0
[  332.530485]  ? print_usage_bug+0xc0/0xc0
[  332.534554]  ? print_usage_bug+0xc0/0xc0
[  332.538621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.544168]  ? find_held_lock+0x36/0x1c0
[  332.548238]  ? mark_held_locks+0xc7/0x130
[  332.552395]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  332.557499]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  332.562609]  ? lockdep_hardirqs_on+0x421/0x5c0
[  332.567194]  ? trace_hardirqs_on+0xbd/0x310
[  332.571521]  ? kasan_check_read+0x11/0x20
[  332.575673]  ? ___ratelimit+0x36f/0x655
[  332.579650]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.585106]  ? trace_hardirqs_on+0x310/0x310
[  332.589519]  ? lock_downgrade+0x900/0x900
[  332.593689]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  332.598800]  ? ___ratelimit+0xaa/0x655
[  332.602695]  ? idr_get_free+0xec0/0xec0
[  332.606677]  ? kasan_check_write+0x14/0x20
[  332.610915]  ? do_raw_spin_lock+0xc1/0x200
[  332.615163]  oom_kill_process.cold.27+0x10/0x903
[  332.619940]  ? graph_lock+0x170/0x170
[  332.623745]  ? _raw_spin_unlock+0x2c/0x50
[  332.627902]  ? oom_badness+0xe6/0xaa0
[  332.631713]  ? oom_evaluate_task+0x540/0x540
[  332.636126]  ? find_held_lock+0x36/0x1c0
[  332.640198]  ? out_of_memory+0x974/0x14c0
[  332.644348]  ? lock_downgrade+0x900/0x900
[  332.648499]  ? check_preemption_disabled+0x48/0x200
[  332.653525]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  332.659333]  ? kasan_check_read+0x11/0x20
[  332.663576]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  332.668859]  ? rcu_bh_qs+0xc0/0xc0
[  332.672413]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  332.677431]  ? oom_evaluate_task+0x302/0x540
[  332.681845]  out_of_memory+0xa86/0x14c0
[  332.685835]  ? oom_killer_disable+0x3a0/0x3a0
[  332.690331]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  332.695268]  ? __mutex_add_waiter+0x2a0/0x2a0
[  332.699797]  __alloc_pages_slowpath+0x2318/0x2d80
[  332.704698]  ? warn_alloc+0x120/0x120
[  332.708533]  ? find_get_entry+0x2f2/0xc40
[  332.712716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.718284]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  332.723231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.728798]  ? should_fail+0x22d/0xd01
[  332.732697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.737825]  ? __lock_is_held+0xb5/0x140
[  332.741929]  ? __lock_is_held+0xb5/0x140
[  332.746017]  ? ___might_sleep+0x1ed/0x300
[  332.750167]  ? lock_release+0x970/0x970
[  332.754163]  ? arch_local_save_flags+0x40/0x40
[  332.758781]  ? __might_sleep+0x95/0x190
[  332.762788]  __alloc_pages_nodemask+0xa80/0xde0
[  332.767495]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  332.772520]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  332.778329]  ? kasan_check_read+0x11/0x20
[  332.782495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  332.787789]  ? graph_lock+0x170/0x170
[  332.791595]  ? print_usage_bug+0xc0/0xc0
[  332.795679]  ? graph_lock+0x170/0x170
[  332.799486]  ? graph_lock+0x170/0x170
[  332.803291]  ? __do_page_cache_readahead+0x7ce/0x980
[  332.808426]  ? find_held_lock+0x36/0x1c0
[  332.812500]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  332.818101]  alloc_pages_current+0x10c/0x210
[  332.822528]  ? lock_downgrade+0x900/0x900
[  332.826689]  __page_cache_alloc+0x38f/0x5b0
[  332.831022]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  332.836825]  ? kasan_check_read+0x11/0x20
[  332.840979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  332.846281]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  332.850962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.856533]  ? check_preemption_disabled+0x48/0x200
[  332.861607]  filemap_fault+0x1594/0x25f0
[  332.865702]  ? __lock_page_or_retry+0xa00/0xa00
[  332.870383]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.874890]  ? lockdep_hardirqs_on+0x421/0x5c0
[  332.879479]  ? trace_hardirqs_on+0xbd/0x310
[  332.883815]  ? kasan_check_read+0x11/0x20
[  332.887970]  ? finish_task_switch+0x1f5/0x900
[  332.892503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.897960]  ? compat_start_thread+0x80/0x80
[  332.902387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.907946]  ? _raw_spin_unlock_irq+0x60/0x80
[  332.912444]  ? finish_task_switch+0x1f5/0x900
[  332.916940]  ? finish_task_switch+0x1b5/0x900
[  332.921439]  ? __switch_to_asm+0x34/0x70
[  332.925504]  ? __switch_to_asm+0x34/0x70
[  332.929564]  ? __switch_to_asm+0x34/0x70
[  332.933633]  ? __switch_to_asm+0x40/0x70
[  332.937704]  ? __switch_to_asm+0x34/0x70
[  332.941773]  ? __switch_to_asm+0x40/0x70
[  332.945837]  ? __switch_to_asm+0x34/0x70
[  332.949902]  ? __switch_to_asm+0x40/0x70
[  332.953963]  ? __switch_to_asm+0x34/0x70
[  332.958040]  ? graph_lock+0x170/0x170
[  332.961838]  ? __switch_to_asm+0x40/0x70
[  332.965910]  ? __schedule+0x874/0x1ed0
[  332.969820]  ? lock_acquire+0x1ed/0x520
[  332.973820]  ? ext4_filemap_fault+0x7a/0xad
[  332.978156]  ? lock_release+0x970/0x970
[  332.982131]  ? arch_local_save_flags+0x40/0x40
[  332.986721]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  332.991487]  ? trace_hardirqs_off_caller+0x300/0x300
[  332.996593]  ? retint_kernel+0x1b/0x2d
[  333.000495]  ? down_read+0xb0/0x1d0
[  333.004127]  ? ext4_filemap_fault+0x7a/0xad
[  333.008448]  ? __down_interruptible+0x700/0x700
[  333.013119]  ? retint_kernel+0x2d/0x2d
[  333.017019]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  333.021618]  ext4_filemap_fault+0x82/0xad
[  333.025779]  __do_fault+0x100/0x6b0
[  333.029411]  ? lock_downgrade+0x900/0x900
[  333.033559]  ? print_bad_pte+0x6c0/0x6c0
[  333.037625]  ? do_futex+0x249/0x26d0
[  333.041338]  ? finish_task_switch+0x1f5/0x900
[  333.045839]  ? kasan_check_read+0x11/0x20
[  333.049990]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.054405]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  333.058997]  ? add_mm_counter_fast+0xd0/0xd0
[  333.063419]  __handle_mm_fault+0x3709/0x53e0
[  333.067830]  ? preempt_notifier_register+0x200/0x200
[  333.072945]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  333.077807]  ? __switch_to_asm+0x40/0x70
[  333.081892]  ? graph_lock+0x170/0x170
[  333.085693]  ? __switch_to_asm+0x40/0x70
[  333.089769]  ? print_usage_bug+0xc0/0xc0
[  333.093837]  ? graph_lock+0x170/0x170
[  333.097643]  ? graph_lock+0x170/0x170
[  333.101469]  ? handle_mm_fault+0x42a/0xc70
[  333.105712]  ? lock_downgrade+0x900/0x900
[  333.109873]  ? check_preemption_disabled+0x48/0x200
[  333.114905]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  333.120705]  ? kasan_check_read+0x11/0x20
[  333.124862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  333.130142]  ? rcu_bh_qs+0xc0/0xc0
[  333.133685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.139151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.144695]  ? check_preemption_disabled+0x48/0x200
[  333.149727]  handle_mm_fault+0x54f/0xc70
[  333.153827]  ? __handle_mm_fault+0x53e0/0x53e0
[  333.158437]  ? find_vma+0x34/0x190
[  333.162006]  __do_page_fault+0x67d/0xed0
[  333.166083]  ? mm_fault_error+0x380/0x380
[  333.170239]  ? trace_hardirqs_off+0xb8/0x300
[  333.174657]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  333.180030]  ? trace_hardirqs_on+0x310/0x310
[  333.184456]  do_page_fault+0xf2/0x7e0
[  333.188272]  ? vmalloc_sync_all+0x30/0x30
[  333.192431]  ? error_entry+0x70/0xd0
[  333.196153]  ? trace_hardirqs_off_caller+0xbb/0x300
[  333.201175]  ? trace_hardirqs_on_caller+0xc0/0x300
[  333.206105]  ? syscall_return_slowpath+0x5e0/0x5e0
[  333.211038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.215886]  ? trace_hardirqs_off+0x300/0x300
[  333.220387]  ? trace_hardirqs_off_caller+0x300/0x300
[  333.225499]  ? prepare_exit_to_usermode+0x291/0x3b0
[  333.230518]  ? page_fault+0x8/0x30
[  333.234069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.238921]  ? page_fault+0x8/0x30
[  333.242470]  page_fault+0x1e/0x30
[  333.245926] RIP: 0033:0x404068
[  333.249127] Code: Bad RIP value.
[  333.252491] RSP: 002b:000000c420023e48 EFLAGS: 00010202
[  333.257854] RAX: 000000c424ced680 RBX: 000000c425c2d801 RCX: 000000c42595c0f8
[  333.265221] RDX: 000000c424ced680 RSI: 0000000000000001 RDI: 000000c420023e7c
[  333.272489] RBP: 000000c420023ed8 R08: 00007fff153d501d R09: 0000003b531f4c1f
[  333.279763] R10: 00022a27bf800000 R11: 0000000000000001 R12: 0000000000000001
[  333.287036] R13: 000000000000004e R14: 000000000045b6a0 R15: 0000000000000000
[  333.294347] CPU: 0 PID: 7871 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #50
[  333.294422] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  333.301540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  333.301549] Call Trace:
[  333.308124] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  333.317381]  <IRQ>
[  333.320376] syz-fuzzer cpuset=
[  333.330603]  dump_stack+0x1c4/0x2b4
[  333.332726] /
[  333.335914]  ? dump_stack_print_info.cold.2+0x52/0x52
[  333.339517]  mems_allowed=0
[  333.341237]  warn_alloc.cold.118+0xb7/0x1bd
[  333.353632]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  333.358481]  ? lock_downgrade+0x900/0x900
[  333.362640]  ? trace_hardirqs_off+0xb8/0x300
[  333.367057]  ? trace_hardirqs_off+0xb8/0x300
[  333.371482]  __alloc_pages_slowpath+0x2667/0x2d80
[  333.376481]  ? warn_alloc+0x120/0x120
[  333.380300]  ? warn_alloc+0x120/0x120
[  333.384112]  ? print_usage_bug+0xc0/0xc0
[  333.388180]  ? warn_alloc+0x120/0x120
[  333.391989]  ? print_usage_bug+0xc0/0xc0
[  333.396057]  ? __lock_acquire+0x7ec/0x4ec0
[  333.400295]  ? __lock_acquire+0x7ec/0x4ec0
[  333.404547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.410095]  ? should_fail+0x22d/0xd01
[  333.413988]  ? __lock_acquire+0x7ec/0x4ec0
[  333.418810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.423921]  ? __lock_acquire+0x7ec/0x4ec0
[  333.428168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.433281]  ? __lock_acquire+0x7ec/0x4ec0
[  333.437517]  ? should_fail+0x22d/0xd01
[  333.441424]  ? mark_held_locks+0x130/0x130
[  333.445664]  ? mark_held_locks+0x130/0x130
[  333.449911]  ? graph_lock+0x170/0x170
[  333.453711]  ? print_usage_bug+0xc0/0xc0
[  333.457777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.463330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.468873]  ? check_preemption_disabled+0x48/0x200
[  333.473896]  ? check_preemption_disabled+0x48/0x200
[  333.478927]  ? __lock_is_held+0xb5/0x140
[  333.483000]  __alloc_pages_nodemask+0xa80/0xde0
[  333.487671]  ? graph_lock+0x170/0x170
[  333.491502]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  333.496517]  ? graph_lock+0x170/0x170
[  333.500337]  ? find_held_lock+0x36/0x1c0
[  333.504414]  ? ____cache_alloc_node+0x1c7/0x1e0
[  333.509086]  ? lock_downgrade+0x900/0x900
[  333.513244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.518804]  cache_grow_begin+0x91/0x8c0
[  333.522872]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.527292]  fallback_alloc+0x203/0x2e0
[  333.531289]  ____cache_alloc_node+0x1c7/0x1e0
[  333.535810]  kmem_cache_alloc_node+0xe3/0x730
[  333.540314]  ? ipv6_get_ifaddr+0x42e/0x620
[  333.544562]  __alloc_skb+0x119/0x770
[  333.548277]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  333.553558]  ? skb_scrub_packet+0x490/0x490
[  333.557883]  ? lock_downgrade+0x900/0x900
[  333.562045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.567595]  ? refcount_sub_and_test_checked+0x203/0x310
[  333.573055]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  333.578515]  ? addrconf_rs_timer+0x6f0/0x6f0
[  333.582945]  ndisc_alloc_skb+0x144/0x340
[  333.587015]  ndisc_send_rs+0x331/0x6e0
[  333.590912]  addrconf_rs_timer+0x3c0/0x6f0
[  333.595156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.599407]  call_timer_fn+0x272/0x920
[  333.603301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.607545]  ? process_timeout+0x40/0x40
[  333.611610]  ? find_held_lock+0x36/0x1c0
[  333.615681]  ? __run_timers+0x7da/0xc70
[  333.619662]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.624160]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.628656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.632919]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  333.637505]  ? trace_hardirqs_on+0xbd/0x310
[  333.641830]  ? kasan_check_read+0x11/0x20
[  333.645981]  ? __run_timers+0x7da/0xc70
[  333.649965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.655434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.659670]  __run_timers+0x7e5/0xc70
[  333.663500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  333.668874]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  333.673896]  ? graph_lock+0x170/0x170
[  333.677702]  ? enqueue_hrtimer+0x1a5/0x560
[  333.681937]  ? lock_release+0x970/0x970
[  333.685919]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  333.691121]  ? find_held_lock+0x36/0x1c0
[  333.695189]  ? graph_lock+0x170/0x170
[  333.698995]  ? pvclock_read_flags+0x160/0x160
[  333.703505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.709044]  ? check_preemption_disabled+0x48/0x200
[  333.714076]  ? __lock_is_held+0xb5/0x140
[  333.718142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.723685]  ? check_preemption_disabled+0x48/0x200
[  333.728713]  run_timer_softirq+0x52/0xb0
[  333.732786]  ? rcu_read_lock_sched_held+0x108/0x120
[  333.737820]  __do_softirq+0x30b/0xad8
[  333.741640]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  333.746762]  ? pvclock_read_flags+0x160/0x160
[  333.751268]  ? lapic_next_event+0x5a/0x90
[  333.755422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.760965]  ? check_preemption_disabled+0x48/0x200
[  333.766003]  ? check_preemption_disabled+0x48/0x200
[  333.771033]  ? kvm_clock_read+0x18/0x30
[  333.775013]  ? kvm_sched_clock_read+0x9/0x20
[  333.779434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.784980]  ? check_preemption_disabled+0x48/0x200
[  333.790011]  irq_exit+0x17f/0x1c0
[  333.793475]  smp_apic_timer_interrupt+0x1cb/0x760
[  333.798321]  ? smp_reschedule_interrupt+0x109/0x650
[  333.803341]  ? smp_call_function_single_interrupt+0x650/0x650
[  333.809231]  ? interrupt_entry+0xb5/0xf0
[  333.813307]  ? trace_hardirqs_off_caller+0xbb/0x300
[  333.818327]  ? trace_hardirqs_off_caller+0xbb/0x300
[  333.823350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.828198]  ? trace_hardirqs_off+0x300/0x300
[  333.832696]  ? trace_hardirqs_off+0x300/0x300
[  333.837197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.842737]  ? check_preemption_disabled+0x48/0x200
[  333.847778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.852638]  apic_timer_interrupt+0xf/0x20
[  333.856871]  </IRQ>
[  333.859111] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  333.864046] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 46
[  333.882959] RSP: 0018:ffff8801a3a87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  333.890699] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  333.897983] RDX: 0000000000000000 RSI: ffff8801bcee8b40 RDI: 0000000000000282
[  333.905267] RBP: ffff8801a3a877b0 R08: ffff8801bcee82c0 R09: 0000000000000000
[  333.912553] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  333.919836] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  333.927170]  skb_clone+0x1bb/0x500
[  333.930737]  ? skb_split+0x11e0/0x11e0
[  333.934646]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  333.939416]  ? lockdep_hardirqs_on+0x421/0x5c0
[  333.944004]  ? retint_kernel+0x2d/0x2d
[  333.947898]  ? trace_hardirqs_on_caller+0xc0/0x300
[  333.952838]  ? retint_kernel+0x2d/0x2d
[  333.956732]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  333.961511]  bpf_clone_redirect+0xb9/0x490
[  333.965762]  ? bpf_prog_3d1649e183dc2cc1+0x267/0x1000
[  333.970970]  bpf_prog_3d1649e183dc2cc1+0x2cf/0x1000
[  333.976004]  ? retint_kernel+0x2d/0x2d
[  333.979926]  ? find_held_lock+0x36/0x1c0
[  333.984002]  ? lock_acquire+0x1ed/0x520
[  333.987982]  ? bpf_test_run+0x32e/0x5a0
[  333.991963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.997513]  ? check_preemption_disabled+0x48/0x200
[  334.002555]  ? kasan_check_read+0x11/0x20
[  334.006719]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  334.012018]  ? rcu_bh_qs+0xc0/0xc0
[  334.015573]  ? preempt_schedule+0x4d/0x60
[  334.019740]  ? ___preempt_schedule+0x16/0x18
[  334.024231]  ? bpf_test_run+0x1c0/0x5a0
[  334.028243]  ? netlink_diag_dump+0x2a0/0x2a0
[  334.032672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.038231]  ? bpf_test_init.isra.9+0x70/0x100
[  334.042844]  ? bpf_prog_test_run_skb+0x634/0xb40
[  334.047629]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  334.052486]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  334.058046]  ? fput+0x130/0x1a0
[  334.061339]  ? __bpf_prog_get+0x9b/0x290
[  334.065406]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  334.070248]  ? bpf_prog_test_run+0x130/0x1a0
[  334.074668]  ? __x64_sys_bpf+0x3d8/0x510
[  334.078737]  ? bpf_prog_get+0x20/0x20
[  334.082563]  ? do_syscall_64+0x2a5/0x820
[  334.086647]  ? do_syscall_64+0x1b9/0x820
[  334.090723]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  334.096103]  ? syscall_return_slowpath+0x5e0/0x5e0
[  334.101045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.105904]  ? trace_hardirqs_off+0x300/0x300
[  334.110414]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  334.115454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.121012]  ? prepare_exit_to_usermode+0x291/0x3b0
[  334.126080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.130953]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  334.136343] warn_alloc_show_mem: 1 callbacks suppressed
[  334.136356] CPU: 1 PID: 5333 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #50
[  334.136358] Mem-Info:
[  334.136389] active_anon:38791 inactive_anon:372 isolated_anon:0
[  334.136389]  active_file:33 inactive_file:13 isolated_file:0
[  334.136389]  unevictable:0 dirty:0 writeback:0 unstable:0
[  334.136389]  slab_reclaimable:8732 slab_unreclaimable:1469492
[  334.136389]  mapped:65726 shmem:379 pagetables:724 bounce:0
[  334.136389]  free:13743 free_pcp:141 free_cma:0
[  334.141743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  334.148695] Node 0 active_anon:155164kB inactive_anon:1488kB active_file:132kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:262904kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  334.151095] Call Trace:
[  334.183974] Node 0 
[  334.193340]  <IRQ>
[  334.221126] 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
[  334.223694]  dump_stack+0x1c4/0x2b4
[  334.225904] lowmem_reserve[]:
[  334.228052]  ? dump_stack_print_info.cold.2+0x52/0x52
[  334.253535]  0 2817
[  334.257197]  warn_alloc.cold.118+0xb7/0x1bd
[  334.260264]  6321
[  334.265450]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  334.267663]  6321
[  334.271979]  ? lock_downgrade+0x900/0x900
[  334.274027] Node 0 
[  334.278880]  ? trace_hardirqs_off+0xb8/0x300
[  334.280942] DMA32 free:25200kB min:30048kB low:37560kB high:45072kB active_anon:4136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  334.285062]  ? trace_hardirqs_off+0xb8/0x300
[  334.287268] lowmem_reserve[]: 0
[  334.291694]  __alloc_pages_slowpath+0x2667/0x2d80
[  334.318835]  0
[  334.323282]  ? warn_alloc+0x120/0x120
[  334.326509]  3503
[  334.331354]  ? trace_hardirqs_on+0x310/0x310
[  334.333135]  3503
[  334.336930]  ? warn_alloc+0x120/0x120
[  334.343379]  ? print_usage_bug+0xc0/0xc0
[  334.345419] Node 0 
[  334.349213]  ? warn_alloc+0x120/0x120
[  334.353280] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:151028kB inactive_anon:1488kB active_file:76kB inactive_file:312kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5376kB pagetables:2896kB bounce:0kB free_pcp:316kB local_pcp:248kB free_cma:0kB
[  334.355490]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  334.359259] lowmem_reserve[]: 0
[  334.387911]  ? print_usage_bug+0xc0/0xc0
[  334.392903]  0
[  334.396182]  ? __lock_acquire+0x7ec/0x4ec0
[  334.400220]  0
[  334.402020]  ? __lock_acquire+0x7ec/0x4ec0
[  334.406231]  0
[  334.408032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.414042]  ? should_fail+0x22d/0xd01
[  334.419554] Node 0 DMA: 
[  334.423441]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.423459]  ? __lock_acquire+0x7ec/0x4ec0
[  334.426112] 1*4kB 
[  334.431723]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.435935] (U) 
[  334.438078]  ? __lock_acquire+0x7ec/0x4ec0
[  334.438095]  ? should_fail+0x22d/0xd01
[  334.443169] 0*8kB 0*16kB 
[  334.445151]  ? print_usage_bug+0xc0/0xc0
[  334.449371] 1*32kB 
[  334.453265]  ? mark_held_locks+0x130/0x130
[  334.455994] (U) 
[  334.460051]  ? mark_held_locks+0x130/0x130
[  334.462268] 2*64kB 
[  334.466502]  ? graph_lock+0x170/0x170
[  334.468453] (U) 
[  334.472682]  ? print_usage_bug+0xc0/0xc0
[  334.474901] 1*128kB 
[  334.478696]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  334.480646] (U) 
[  334.484704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.487003] 1*256kB 
[  334.491767]  ? check_preemption_disabled+0x48/0x200
[  334.493710] (U) 
[  334.499256]  ? check_preemption_disabled+0x48/0x200
[  334.501558] 0*512kB 
[  334.506581]  ? __lock_is_held+0xb5/0x140
[  334.508528] 1*1024kB 
[  334.513543]  __alloc_pages_nodemask+0xa80/0xde0
[  334.515841] (U) 
[  334.519910]  ? graph_lock+0x170/0x170
[  334.522297] 1*2048kB (M) 
[  334.526980]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  334.528931] 3*4096kB (M) 
[  334.532736]  ? graph_lock+0x170/0x170
[  334.535475] = 15908kB
[  334.540507]  ? find_held_lock+0x36/0x1c0
[  334.543244] Node 0 
[  334.547050]  ? ____cache_alloc_node+0x1c7/0x1e0
[  334.549441] DMA32: 
[  334.553501]  ? lock_downgrade+0x900/0x900
[  334.555740] 4*4kB 
[  334.560418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.562627] (M) 
[  334.566789]  cache_grow_begin+0x91/0x8c0
[  334.568928] 0*8kB 
[  334.574483]  ? do_raw_spin_unlock+0xa7/0x2f0
[  334.576441] 4*16kB 
[  334.580503]  fallback_alloc+0x203/0x2e0
[  334.582622] (M) 
[  334.587030]  ____cache_alloc_node+0x1c7/0x1e0
[  334.589242] 1*32kB 
[  334.593215]  kmem_cache_alloc_node+0xe3/0x730
[  334.595167] (M) 
[  334.599662]  ? ipv6_get_ifaddr+0x42e/0x620
[  334.601885] 4*64kB 
[  334.606381]  __alloc_skb+0x119/0x770
[  334.608331] (UM) 
[  334.612566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  334.614777] 2*128kB 
[  334.618486]  ? skb_scrub_packet+0x490/0x490
[  334.620524] (M) 
[  334.625795]  ? lock_downgrade+0x900/0x900
[  334.628108] 2*256kB (M) 
[  334.632441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.634392] 3*512kB 
[  334.638535]  ? refcount_sub_and_test_checked+0x203/0x310
[  334.641182] (M) 
[  334.646718]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  334.649017] 4*1024kB 
[  334.654467]  ? addrconf_rs_timer+0x6f0/0x6f0
[  334.656417] (UM) 
[  334.661871]  ndisc_alloc_skb+0x144/0x340
[  334.664249] 1*2048kB 
[  334.668654]  ndisc_send_rs+0x331/0x6e0
[  334.670698] (U) 
[  334.674764]  addrconf_rs_timer+0x3c0/0x6f0
[  334.677142] 4*4096kB 
[  334.681032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.682982] (M) 
[  334.687224]  call_timer_fn+0x272/0x920
[  334.689597] = 25200kB
[  334.689606] Node 0 
[  334.693845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.695824] Normal: 
[  334.699707]  ? process_timeout+0x40/0x40
[  334.702094] 1032*4kB 
[  334.704332]  ? find_held_lock+0x36/0x1c0
[  334.708540] (UME) 
[  334.710866]  ? mark_held_locks+0xc7/0x130
[  334.714896] 423*8kB (UME) 
[  334.717318]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.721353] 205*16kB 
[  334.723496]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.727625] (UME) 
[  334.730470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.734934] 58*32kB (UME) 
[  334.737353]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  334.741827] 17*64kB 
[  334.743975]  ? trace_hardirqs_on+0xbd/0x310
[  334.748186] (UM) 
[  334.751034]  ? kasan_check_read+0x11/0x20
[  334.755588] 1*128kB 
[  334.757912]  ? __run_timers+0x7da/0xc70
[  334.762210] (U) 
[  334.764272]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  334.768393] 0*256kB 0*512kB 
[  334.770725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.774676] 0*1024kB 
[  334.776649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.782072] 0*2048kB 0*4096kB 
[  334.785111]  __run_timers+0x7e5/0xc70
[  334.789322] = 13864kB
[  334.791739]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  334.795950] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  334.799134]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  334.802917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  334.805321]  ? graph_lock+0x170/0x170
[  334.810668] 427 total pagecache pages
[  334.819508]  ? print_usage_bug+0xc0/0xc0
[  334.824504] 0 pages in swap cache
[  334.833070]  ? lock_release+0x970/0x970
[  334.836849] Swap cache stats: add 0, delete 0, find 0/0
[  334.836859] Free swap  = 0kB
[  334.840653]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  334.844694] Total swap = 0kB
[  334.848146]  ? find_held_lock+0x36/0x1c0
[  334.852094] 1965979 pages RAM
[  334.857458]  ? graph_lock+0x170/0x170
[  334.860458] 0 pages HighMem/MovableOnly
[  334.865645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.868637] 342744 pages reserved
[  334.872696]  ? check_preemption_disabled+0x48/0x200
[  334.875775] 0 pages cma reserved
[  334.879580]  ? __lock_is_held+0xb5/0x140
[  334.883585] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  334.889058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.892541] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  334.897502]  ? check_preemption_disabled+0x48/0x200
[  334.900843] syz-executor7 cpuset=
[  334.904906]  run_timer_softirq+0x52/0xb0
[  334.911372] syz7
[  334.916925]  ? rcu_read_lock_sched_held+0x108/0x120
[  334.927661]  mems_allowed=0
[  334.932678]  __do_softirq+0x30b/0xad8
[  334.953843]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  334.958964]  ? pvclock_read_flags+0x160/0x160
[  334.963469]  ? lapic_next_event+0x5a/0x90
[  334.967620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.973163]  ? check_preemption_disabled+0x48/0x200
[  334.978703]  ? check_preemption_disabled+0x48/0x200
[  334.983730]  ? kvm_clock_read+0x18/0x30
[  334.987711]  ? kvm_sched_clock_read+0x9/0x20
[  334.992126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.997671]  ? check_preemption_disabled+0x48/0x200
[  335.002706]  irq_exit+0x17f/0x1c0
[  335.006165]  smp_apic_timer_interrupt+0x1cb/0x760
[  335.011036]  ? smp_reschedule_interrupt+0x109/0x650
[  335.016059]  ? smp_call_function_single_interrupt+0x650/0x650
[  335.021949]  ? interrupt_entry+0xb5/0xf0
[  335.026023]  ? trace_hardirqs_off_caller+0xbb/0x300
[  335.031046]  ? trace_hardirqs_off_caller+0xbb/0x300
[  335.036075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.040927]  ? trace_hardirqs_off+0x300/0x300
[  335.045424]  ? trace_hardirqs_off+0x300/0x300
[  335.049931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.055484]  ? check_preemption_disabled+0x48/0x200
[  335.060522]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.065386]  apic_timer_interrupt+0xf/0x20
[  335.069625]  </IRQ>
[  335.071878] RIP: 0010:console_unlock+0x1017/0x11a0
[  335.076821] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  335.095739] RSP: 0018:ffff8801bb0254d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  335.103472] RAX: ffff8801d975e3c0 RBX: 0000000000000200 RCX: 1ffff1003b2ebd96
[  335.110750] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  335.118044] RBP: ffff8801bb025630 R08: ffff8801d975ecb0 R09: 0000000000000006
[  335.125331] R10: 0000000000000000 R11: ffff8801d975e3c0 R12: dffffc0000000000
[  335.132619] R13: ffffffff848d8c60 R14: ffffffff89b9be90 R15: dffffc0000000000
[  335.139932]  ? netconsole_netdev_event+0x280/0x280
[  335.144884]  ? console_unlock+0x100e/0x11a0
[  335.149236]  ? devkmsg_read+0xbb0/0xbb0
[  335.153222]  ? lock_release+0x970/0x970
[  335.157204]  ? retint_kernel+0x2d/0x2d
[  335.161118]  vprintk_emit+0x33d/0x930
[  335.164936]  ? wake_up_klogd+0x180/0x180
[  335.169029]  ? find_held_lock+0x36/0x1c0
[  335.173120]  ? mark_held_locks+0xc7/0x130
[  335.177324]  vprintk_default+0x28/0x30
[  335.181239]  vprintk_func+0x7e/0x181
[  335.184967]  printk+0xa7/0xcf
[  335.188083]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  335.192848]  ? kasan_check_write+0x14/0x20
[  335.197098]  ? do_raw_spin_lock+0xc1/0x200
[  335.201352]  show_free_areas.cold.119+0x1f34/0x215d
[  335.206404]  ? si_meminfo_node+0x260/0x260
[  335.210740]  ? __lock_acquire+0x7ec/0x4ec0
[  335.214998]  ? __lock_acquire+0x7ec/0x4ec0
[  335.219238]  ? __lock_acquire+0x7ec/0x4ec0
[  335.223483]  ? kasan_check_write+0x14/0x20
[  335.227726]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  335.233547]  ? mark_held_locks+0x130/0x130
[  335.237788]  ? mark_held_locks+0x130/0x130
[  335.242031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.247572]  ? graph_lock+0x170/0x170
[  335.251381]  ? put_dec+0x3b/0xf0
[  335.254759]  ? number+0x972/0xca0
[  335.258217]  ? __lock_acquire+0x7ec/0x4ec0
[  335.262459]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  335.268021]  ? find_held_lock+0x36/0x1c0
[  335.272099]  ? serial8250_console_write+0x8b3/0xb10
[  335.277119]  ? lock_downgrade+0x900/0x900
[  335.281272]  ? graph_lock+0x170/0x170
[  335.285080]  ? graph_lock+0x170/0x170
[  335.288907]  ? print_usage_bug+0xc0/0xc0
[  335.292979]  ? do_raw_spin_unlock+0xa7/0x2f0
[  335.297394]  ? trace_hardirqs_on+0x310/0x310
[  335.301808]  ? wq_watchdog_touch+0x9c/0xfe
[  335.306052]  ? io_serial_in+0x11/0x90
[  335.309865]  ? find_held_lock+0x36/0x1c0
[  335.313972]  ? mark_held_locks+0xc7/0x130
[  335.318134]  ? netconsole_netdev_event+0x280/0x280
[  335.323619]  ? console_unlock+0xfe2/0x11a0
[  335.327861]  ? lockdep_hardirqs_on+0x421/0x5c0
[  335.332447]  ? trace_hardirqs_on+0xbd/0x310
[  335.336771]  ? vprintk_emit+0x33d/0x930
[  335.340751]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.346215]  ? kasan_check_write+0x14/0x20
[  335.350458]  ? do_raw_spin_lock+0xc1/0x200
[  335.354704]  ? netconsole_netdev_event+0x280/0x280
[  335.359639]  ? console_unlock+0x98e/0x11a0
[  335.363896]  ? devkmsg_read+0xbb0/0xbb0
[  335.367875]  ? vprintk_emit+0x7f7/0x930
[  335.371862]  ? lock_release+0x970/0x970
[  335.375844]  ? preempt_count_add+0x7d/0x160
[  335.380174]  ? wake_up_klogd+0x11a/0x180
[  335.384249]  ? console_device+0xc0/0xc0
[  335.388231]  ? do_raw_spin_lock+0xc1/0x200
[  335.392478]  ? vprintk_emit+0x268/0x930
[  335.396466]  ? wake_up_klogd+0x180/0x180
[  335.400530]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  335.405305]  ? trace_hardirqs_off_caller+0x300/0x300
[  335.410413]  ? retint_kernel+0x1b/0x2d
[  335.414309]  ? trace_hardirqs_on+0x310/0x310
[  335.418734]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  335.423533]  ? retint_kernel+0x2d/0x2d
[  335.427440]  ? arch_local_irq_restore+0x45/0x52
[  335.432124]  ? save_image_lzo.cold.20+0x629/0xecf
[  335.436992]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  335.441798]  ? show_mem+0x1e/0x17b
[  335.445356]  show_mem+0x34/0x17b
[  335.448734]  dump_header+0x2f1/0xf72
[  335.452466]  ? pagefault_out_of_memory+0x197/0x197
[  335.457414]  ? __lock_acquire+0x7ec/0x4ec0
[  335.461663]  ? print_usage_bug+0xc0/0xc0
[  335.465748]  ? graph_lock+0x170/0x170
[  335.469565]  ? graph_lock+0x170/0x170
[  335.473370]  ? print_usage_bug+0xc0/0xc0
[  335.477431]  ? print_usage_bug+0xc0/0xc0
[  335.481500]  ? print_usage_bug+0xc0/0xc0
[  335.485567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.491116]  ? find_held_lock+0x36/0x1c0
[  335.495194]  ? mark_held_locks+0xc7/0x130
[  335.499350]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  335.504457]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  335.509565]  ? lockdep_hardirqs_on+0x421/0x5c0
[  335.514172]  ? trace_hardirqs_on+0xbd/0x310
[  335.518598]  ? kasan_check_read+0x11/0x20
[  335.522764]  ? ___ratelimit+0x36f/0x655
[  335.526747]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.532214]  ? trace_hardirqs_on+0x310/0x310
[  335.536639]  ? lock_downgrade+0x900/0x900
[  335.540812]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.545931]  ? ___ratelimit+0xaa/0x655
[  335.549831]  ? idr_get_free+0xec0/0xec0
[  335.553814]  ? kasan_check_write+0x14/0x20
[  335.558070]  ? do_raw_spin_lock+0xc1/0x200
[  335.562342]  oom_kill_process.cold.27+0x10/0x903
[  335.567107]  ? graph_lock+0x170/0x170
[  335.570913]  ? _raw_spin_unlock+0x2c/0x50
[  335.575075]  ? oom_badness+0xe6/0xaa0
[  335.578901]  ? oom_evaluate_task+0x540/0x540
[  335.583675]  ? find_held_lock+0x36/0x1c0
[  335.587787]  ? out_of_memory+0x974/0x14c0
[  335.591953]  ? lock_downgrade+0x900/0x900
[  335.596127]  ? check_preemption_disabled+0x48/0x200
[  335.601164]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  335.606993]  ? kasan_check_read+0x11/0x20
[  335.611169]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.616466]  ? rcu_bh_qs+0xc0/0xc0
[  335.620020]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  335.625060]  ? oom_evaluate_task+0x302/0x540
[  335.629485]  out_of_memory+0xa86/0x14c0
[  335.633483]  ? oom_killer_disable+0x3a0/0x3a0
[  335.637999]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  335.642977]  ? __mutex_add_waiter+0x2a0/0x2a0
[  335.647501]  __alloc_pages_slowpath+0x2318/0x2d80
[  335.652387]  ? warn_alloc+0x120/0x120
[  335.656214]  ? find_get_entry+0x2f2/0xc40
[  335.660376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.665920]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  335.670859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.676402]  ? should_fail+0x22d/0xd01
[  335.680306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.685412]  ? __lock_is_held+0xb5/0x140
[  335.689509]  ? __lock_is_held+0xb5/0x140
[  335.693590]  ? ___might_sleep+0x1ed/0x300
[  335.697737]  ? lock_release+0x970/0x970
[  335.701737]  ? arch_local_save_flags+0x40/0x40
[  335.706345]  ? __might_sleep+0x95/0x190
[  335.710330]  __alloc_pages_nodemask+0xa80/0xde0
[  335.715013]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  335.720046]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  335.725849]  ? kasan_check_read+0x11/0x20
[  335.730014]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.735306]  ? graph_lock+0x170/0x170
[  335.739110]  ? print_usage_bug+0xc0/0xc0
[  335.743175]  ? graph_lock+0x170/0x170
[  335.746975]  ? graph_lock+0x170/0x170
[  335.750788]  ? __do_page_cache_readahead+0x7ce/0x980
[  335.755900]  ? find_held_lock+0x36/0x1c0
[  335.759968]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  335.765521]  alloc_pages_current+0x10c/0x210
[  335.769934]  ? lock_downgrade+0x900/0x900
[  335.774094]  __page_cache_alloc+0x38f/0x5b0
[  335.778431]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  335.784235]  ? kasan_check_read+0x11/0x20
[  335.788393]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.793680]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  335.798359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.803904]  ? check_preemption_disabled+0x48/0x200
[  335.808935]  filemap_fault+0x1594/0x25f0
[  335.813017]  ? __lock_page_or_retry+0xa00/0xa00
[  335.817692]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.822197]  ? lockdep_hardirqs_on+0x421/0x5c0
[  335.826793]  ? trace_hardirqs_on+0xbd/0x310
[  335.831116]  ? kasan_check_read+0x11/0x20
[  335.835266]  ? finish_task_switch+0x1f5/0x900
[  335.839774]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.845230]  ? compat_start_thread+0x80/0x80
[  335.849643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.855187]  ? _raw_spin_unlock_irq+0x60/0x80
[  335.859692]  ? finish_task_switch+0x1f5/0x900
[  335.864189]  ? finish_task_switch+0x1b5/0x900
[  335.868689]  ? __switch_to_asm+0x34/0x70
[  335.872759]  ? __switch_to_asm+0x34/0x70
[  335.876826]  ? __switch_to_asm+0x34/0x70
[  335.880892]  ? __switch_to_asm+0x40/0x70
[  335.884952]  ? __switch_to_asm+0x34/0x70
[  335.889014]  ? __switch_to_asm+0x40/0x70
[  335.893073]  ? __switch_to_asm+0x34/0x70
[  335.897133]  ? __switch_to_asm+0x40/0x70
[  335.901192]  ? __switch_to_asm+0x34/0x70
[  335.905261]  ? graph_lock+0x170/0x170
[  335.909062]  ? __switch_to_asm+0x40/0x70
[  335.913131]  ? __schedule+0x874/0x1ed0
[  335.917042]  ? lock_acquire+0x1ed/0x520
[  335.921017]  ? ext4_filemap_fault+0x7a/0xad
[  335.925346]  ? lock_release+0x970/0x970
[  335.929333]  ? arch_local_save_flags+0x40/0x40
[  335.933931]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  335.938700]  ? trace_hardirqs_off_caller+0x300/0x300
[  335.943807]  ? retint_kernel+0x1b/0x2d
[  335.947801]  ? down_read+0xb0/0x1d0
[  335.951432]  ? ext4_filemap_fault+0x7a/0xad
[  335.955762]  ? __down_interruptible+0x700/0x700
[  335.960441]  ? retint_kernel+0x2d/0x2d
[  335.964344]  ? ext4_page_mkwrite+0x14a0/0x14a0
[  335.968932]  ext4_filemap_fault+0x82/0xad
[  335.973089]  __do_fault+0x100/0x6b0
[  335.976722]  ? lock_downgrade+0x900/0x900
[  335.980894]  ? print_bad_pte+0x6c0/0x6c0
[  335.984960]  ? do_futex+0x249/0x26d0
[  335.988676]  ? finish_task_switch+0x1f5/0x900
[  335.993178]  ? kasan_check_read+0x11/0x20