s+0x130/0x130
[  371.311247]  ? filemap_map_pages+0xd6b/0x1a20
[  371.315738]  ? lock_downgrade+0x900/0x900
[  371.319878]  ? check_preemption_disabled+0x48/0x280
[  371.324890]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.329815]  ? kasan_check_read+0x11/0x20
[  371.333957]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.339238]  ? rcu_softirq_qs+0x20/0x20
[  371.343218]  ? filemap_map_pages+0xd92/0x1a20
[  371.347709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.353244]  ? find_get_entries_tag+0x1400/0x1400
[  371.358088]  ? __lock_acquire+0x62f/0x4c20
[  371.362326]  ? lock_acquire+0x1ed/0x520
[  371.366294]  ? ext4_filemap_fault+0x7a/0xad
[  371.370616]  ? lock_release+0xa00/0xa00
[  371.374582]  ? perf_trace_sched_process_exec+0x860/0x860
[  371.380026]  ? print_usage_bug+0xc0/0xc0
[  371.384085]  ? print_usage_bug+0xc0/0xc0
[  371.388150]  ? down_read+0x8d/0x120
[  371.391768]  ? ext4_filemap_fault+0x7a/0xad
[  371.396083]  ? __down_interruptible+0x700/0x700
[  371.400752]  ext4_filemap_fault+0x82/0xad
[  371.404894]  __do_fault+0x100/0x6b0
[  371.408519]  ? pmd_devmap_trans_unstable+0x220/0x220
[  371.413618]  ? mark_held_locks+0x130/0x130
[  371.417846]  ? mark_held_locks+0x130/0x130
[  371.422071]  ? find_held_lock+0x36/0x1c0
[  371.426133]  ? find_held_lock+0x36/0x1c0
[  371.430192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.435817]  __handle_mm_fault+0x3ea0/0x5be0
[  371.440219]  ? poll_select_copy_remaining+0x18c/0x6a0
[  371.445410]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  371.450260]  ? __might_fault+0x12b/0x1e0
[  371.454317]  ? lock_downgrade+0x900/0x900
[  371.458469]  ? zap_class+0x640/0x640
[  371.462178]  ? zap_class+0x640/0x640
[  371.465888]  ? find_held_lock+0x36/0x1c0
[  371.469961]  ? handle_mm_fault+0x42a/0xc70
[  371.474197]  ? lock_downgrade+0x900/0x900
[  371.478340]  ? check_preemption_disabled+0x48/0x280
[  371.483352]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.488274]  ? kasan_check_read+0x11/0x20
[  371.492417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.497688]  ? rcu_softirq_qs+0x20/0x20
[  371.501658]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.506758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.512293]  ? check_preemption_disabled+0x48/0x280
[  371.517310]  handle_mm_fault+0x54f/0xc70
[  371.521368]  ? __handle_mm_fault+0x5be0/0x5be0
[  371.525957]  ? find_vma+0x34/0x190
[  371.529504]  __do_page_fault+0x5e8/0xe60
[  371.533557]  ? trace_hardirqs_off+0xb8/0x310
[  371.537979]  do_page_fault+0xf2/0x7e0
[  371.541775]  ? vmalloc_sync_all+0x30/0x30
[  371.545917]  ? error_entry+0x70/0xd0
[  371.549630]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.554640]  ? trace_hardirqs_on_caller+0xc0/0x310
[  371.559563]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.564484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.569324]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.574337]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.579870]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.584882]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.589895]  ? page_fault+0x8/0x30
[  371.593445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.598287]  ? page_fault+0x8/0x30
[  371.601823]  page_fault+0x1e/0x30
[  371.605269] RIP: 0033:0x7fee66c9ddd3
[  371.608998] Code: Bad RIP value.
[  371.612355] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  371.617715] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  371.624979] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  371.632241] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  371.639859] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  371.647121] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  371.654403] warn_alloc_show_mem: 1 callbacks suppressed
[  371.654416] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  371.654417] Mem-Info:
[  371.654447] active_anon:56807 inactive_anon:186 isolated_anon:0
[  371.654447]  active_file:13 inactive_file:13 isolated_file:0
[  371.654447]  unevictable:0 dirty:0 writeback:0 unstable:0
[  371.654447]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  371.654447]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  371.654447]  free:13758 free_pcp:197 free_cma:0
[  371.659785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.659792] Call Trace:
[  371.667156] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  371.669546]  <IRQ>
[  371.702401] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  371.711750]  dump_stack+0x244/0x39d
[  371.714394] lowmem_reserve[]: 0 2818 6321 6321
[  371.741971]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.744091] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  371.770199]  warn_alloc.cold.116+0xb7/0x1bd
[  371.773790] lowmem_reserve[]: 0 0 3503 3503
[  371.778361]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.783522] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  371.811100]  ? lock_downgrade+0x900/0x900
[  371.815392] lowmem_reserve[]: 0 0 0 0
[  371.819705]  ? trace_hardirqs_off+0xb8/0x310
[  371.824522] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  371.853401]  ? trace_hardirqs_off+0xb8/0x310
[  371.857519] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  371.861318]  __alloc_pages_slowpath+0x2651/0x2de0
[  371.865690] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  371.879589]  ? warn_alloc+0x120/0x120
[  371.883958] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  371.899199]  ? warn_alloc+0x120/0x120
[  371.904015] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.918917]  ? warn_alloc+0x120/0x120
[  371.922690] 270 total pagecache pages
[  371.931513]  ? find_held_lock+0x36/0x1c0
[  371.931529]  ? print_usage_bug+0xc0/0xc0
[  371.935307] 0 pages in swap cache
[  371.943863]  ? print_usage_bug+0xc0/0xc0
[  371.947634] Swap cache stats: add 0, delete 0, find 0/0
[  371.951418]  ? print_usage_bug+0xc0/0xc0
[  371.955448] Free swap  = 0kB
[  371.959498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.962930] Total swap = 0kB
[  371.966978]  ? check_preemption_disabled+0x48/0x280
[  371.972317] 1965979 pages RAM
[  371.976365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.979352] 0 pages HighMem/MovableOnly
[  371.979360] 342854 pages reserved
[  371.984891]  ? should_fail+0x22d/0xd01
[  371.987881] 0 pages cma reserved
[  371.987960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.992895]  ? __lock_acquire+0x62f/0x4c20
[  371.992919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.992939]  ? __lock_acquire+0x62f/0x4c20
[  371.996172] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.001542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.005489] init cpuset=/ mems_allowed=0
[  372.008940]  ? __lock_acquire+0x62f/0x4c20
[  372.059176]  ? should_fail+0x22d/0xd01
[  372.063067]  ? mark_held_locks+0x130/0x130
[  372.067298]  ? mark_held_locks+0x130/0x130
[  372.071526]  ? try_to_wake_up+0x11c/0x1490
[  372.075763]  ? zap_class+0x640/0x640
[  372.079475]  ? print_usage_bug+0xc0/0xc0
[  372.083530]  ? trace_hardirqs_off+0xb8/0x310
[  372.087931]  ? kasan_check_read+0x11/0x20
[  372.092075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.097611]  ? check_preemption_disabled+0x48/0x280
[  372.102629]  ? __lock_is_held+0xb5/0x140
[  372.106689]  __alloc_pages_nodemask+0xad8/0xea0
[  372.111355]  ? zap_class+0x640/0x640
[  372.115070]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  372.120088]  ? find_held_lock+0x36/0x1c0
[  372.124156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.128818]  ? lock_downgrade+0x900/0x900
[  372.132965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.138504]  cache_grow_begin+0xa5/0x8c0
[  372.142558]  ? do_raw_spin_unlock+0xa7/0x330
[  372.146966]  fallback_alloc+0x204/0x2e0
[  372.150940]  ____cache_alloc_node+0x1c7/0x1e0
[  372.155441]  kmem_cache_alloc_node+0xe3/0x730
[  372.159934]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.164172]  __alloc_skb+0x119/0x770
[  372.167878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.173157]  ? netdev_alloc_frag+0x1f0/0x1f0
[  372.177561]  ? lock_downgrade+0x900/0x900
[  372.181709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.187241]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.192799]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.198247]  ? addrconf_rs_timer+0x690/0x690
[  372.202662]  ndisc_alloc_skb+0x144/0x340
[  372.206721]  ndisc_send_rs+0x331/0x6e0
[  372.210612]  addrconf_rs_timer+0x314/0x690
[  372.214847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.219087]  call_timer_fn+0x272/0x920
[  372.222968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.227195]  ? process_timeout+0x40/0x40
[  372.231255]  ? __run_timers+0x7da/0xc70
[  372.235224]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.239713]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.244201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.248432]  ? lockdep_hardirqs_on+0x296/0x5b0
[  372.253010]  ? trace_hardirqs_on+0xbd/0x310
[  372.257327]  ? kasan_check_read+0x11/0x20
[  372.261468]  ? __run_timers+0x7da/0xc70
[  372.265438]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.270544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.274772]  __run_timers+0x7e5/0xc70
[  372.278579]  ? timer_fixup_init+0x70/0x70
[  372.282720]  ? kasan_check_read+0x11/0x20
[  372.286864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.292144]  ? rcu_softirq_qs+0x20/0x20
[  372.296111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.301643]  ? check_preemption_disabled+0x48/0x280
[  372.306663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.311425]  ? retint_kernel+0x2d/0x2d
[  372.315306]  ? trace_hardirqs_on_caller+0xc0/0x310
[  372.320232]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.324983]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.330433]  ? zap_class+0x640/0x640
[  372.334145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.339680]  ? check_preemption_disabled+0x48/0x280
[  372.344697]  ? __lock_is_held+0xb5/0x140
[  372.348757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.354297]  ? check_preemption_disabled+0x48/0x280
[  372.359310]  run_timer_softirq+0x52/0xb0
[  372.363368]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.368388]  __do_softirq+0x308/0xb7e
[  372.372189]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.376677]  ? lock_downgrade+0x900/0x900
[  372.380825]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.385929]  ? pvclock_read_flags+0x160/0x160
[  372.390420]  ? lapic_next_event+0x5a/0x90
[  372.394562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.400098]  ? kvm_clock_read+0x18/0x30
[  372.404064]  ? kvm_sched_clock_read+0x9/0x20
[  372.408466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.413996]  ? check_preemption_disabled+0x48/0x280
[  372.419013]  irq_exit+0x17f/0x1c0
[  372.422459]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.427301]  ? smp_reschedule_interrupt+0x109/0x650
[  372.432311]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.438192]  ? interrupt_entry+0xb5/0xc0
[  372.442251]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.447259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.452269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.457107]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.462120]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.467127]  ? task_prio+0x50/0x50
[  372.470666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.476197]  ? check_preemption_disabled+0x48/0x280
[  372.481211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.486055]  apic_timer_interrupt+0xf/0x20
[  372.490278]  </IRQ>
[  372.492513] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  372.497436] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  372.516340] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  372.524038] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  372.531303] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  372.538574] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  372.545833] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  372.553105] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  372.560408]  skb_clone+0x1bb/0x500
[  372.563946]  ? finish_task_switch+0x1b4/0x910
[  372.568444]  ? skb_split+0x11e0/0x11e0
[  372.572328]  ? preempt_notifier_register+0x200/0x200
[  372.577422]  ? __switch_to_asm+0x34/0x70
[  372.581478]  ? __switch_to_asm+0x34/0x70
[  372.585535]  ? __switch_to_asm+0x40/0x70
[  372.589592]  ? __switch_to_asm+0x34/0x70
[  372.593644]  ? __switch_to_asm+0x40/0x70
[  372.597700]  ? __switch_to_asm+0x34/0x70
[  372.601751]  ? __switch_to_asm+0x40/0x70
[  372.605804]  ? __switch_to_asm+0x34/0x70
[  372.609865]  ? __switch_to_asm+0x34/0x70
[  372.613924]  ? __switch_to_asm+0x40/0x70
[  372.617982]  ? __switch_to_asm+0x34/0x70
[  372.622042]  bpf_clone_redirect+0xb9/0x490
[  372.626275]  ? __schedule+0x8d7/0x21d0
[  372.630160]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  372.635173]  ? __sched_text_start+0x8/0x8
[  372.639316]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.644074]  ? find_held_lock+0x36/0x1c0
[  372.648136]  ? lock_acquire+0x1ed/0x520
[  372.652106]  ? bpf_test_run+0x3cb/0x780
[  372.656073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.661607]  ? check_preemption_disabled+0x48/0x280
[  372.666623]  ? kasan_check_read+0x11/0x20
[  372.670764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.676033]  ? rcu_softirq_qs+0x20/0x20
[  372.680003]  ? preempt_schedule+0x4d/0x60
[  372.684149]  ? ___preempt_schedule+0x16/0x18
[  372.688559]  ? bpf_test_run+0x25d/0x780
[  372.692541]  ? netlink_diag_dump+0x2a0/0x2a0
[  372.696946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.702481]  ? bpf_test_init.isra.10+0x70/0x100
[  372.707153]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  372.711915]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.716752]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  372.722281]  ? fput+0x130/0x1a0
[  372.725557]  ? __bpf_prog_get+0x9b/0x290
[  372.729614]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.734450]  ? bpf_prog_test_run+0x130/0x1a0
[  372.738863]  ? __x64_sys_bpf+0x3db/0x520
[  372.742918]  ? bpf_prog_get+0x20/0x20
[  372.746731]  ? do_syscall_64+0x1b9/0x820
[  372.750798]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  372.756162]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.761085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.765925]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.770938]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.775953]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.780970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.785820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  372.791199] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  372.791259] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.797424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.797431] Call Trace:
[  372.804006] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.813239]  <IRQ>
[  372.815803] syz-executor5 cpuset=syz5 mems_allowed=0
[  372.826283]  dump_stack+0x244/0x39d
[  372.837112]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.842309]  warn_alloc.cold.116+0xb7/0x1bd
[  372.846629]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.851467]  ? lock_downgrade+0x900/0x900
[  372.855614]  ? trace_hardirqs_off+0xb8/0x310
[  372.860022]  ? trace_hardirqs_off+0xb8/0x310
[  372.864440]  __alloc_pages_slowpath+0x2651/0x2de0
[  372.869313]  ? warn_alloc+0x120/0x120
[  372.873114]  ? print_usage_bug+0xc0/0xc0
[  372.877170]  ? warn_alloc+0x120/0x120
[  372.880973]  ? warn_alloc+0x120/0x120
[  372.884772]  ? print_usage_bug+0xc0/0xc0
[  372.888839]  ? print_usage_bug+0xc0/0xc0
[  372.892902]  ? __lock_acquire+0x62f/0x4c20
[  372.897142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.902674]  ? should_fail+0x22d/0xd01
[  372.906557]  ? __lock_acquire+0x62f/0x4c20
[  372.910808]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.915915]  ? __lock_acquire+0x62f/0x4c20
[  372.920147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.925245]  ? __lock_acquire+0x62f/0x4c20
[  372.929470]  ? should_fail+0x22d/0xd01
[  372.933359]  ? mark_held_locks+0x130/0x130
[  372.937594]  ? mark_held_locks+0x130/0x130
[  372.941820]  ? zap_class+0x640/0x640
[  372.945545]  ? zap_class+0x640/0x640
[  372.949254]  ? print_usage_bug+0xc0/0xc0
[  372.953307]  ? wq_watchdog_touch+0x9c/0xfe
[  372.957538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.963072]  ? check_preemption_disabled+0x48/0x280
[  372.968089]  ? __lock_is_held+0xb5/0x140
[  372.972153]  __alloc_pages_nodemask+0xad8/0xea0
[  372.976816]  ? zap_class+0x640/0x640
[  372.980539]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  372.985558]  ? find_held_lock+0x36/0x1c0
[  372.989620]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.994286]  ? lock_downgrade+0x900/0x900
[  372.998433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.003967]  cache_grow_begin+0xa5/0x8c0
[  373.008027]  ? do_raw_spin_unlock+0xa7/0x330
[  373.012437]  fallback_alloc+0x204/0x2e0
[  373.016411]  ____cache_alloc_node+0x1c7/0x1e0
[  373.020903]  kmem_cache_alloc_node+0xe3/0x730
[  373.025392]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.029633]  __alloc_skb+0x119/0x770
[  373.033338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.038616]  ? netdev_alloc_frag+0x1f0/0x1f0
[  373.043307]  ? lock_downgrade+0x900/0x900
[  373.047459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.052994]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.058442]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.063890]  ? addrconf_rs_timer+0x690/0x690
[  373.068302]  ndisc_alloc_skb+0x144/0x340
[  373.072363]  ndisc_send_rs+0x331/0x6e0
[  373.076248]  addrconf_rs_timer+0x314/0x690
[  373.080484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.084720]  call_timer_fn+0x272/0x920
[  373.088600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.092842]  ? process_timeout+0x40/0x40
[  373.096907]  ? mark_held_locks+0xc7/0x130
[  373.101053]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.105541]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.110028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.114255]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.118843]  ? trace_hardirqs_on+0xbd/0x310
[  373.123157]  ? kasan_check_read+0x11/0x20
[  373.127304]  ? __run_timers+0x7da/0xc70
[  373.131274]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.136384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.140612]  __run_timers+0x7e5/0xc70
[  373.144419]  ? timer_fixup_init+0x70/0x70
[  373.148563]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  373.153573]  ? zap_class+0x640/0x640
[  373.157285]  ? print_usage_bug+0xc0/0xc0
[  373.161343]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  373.166533]  ? find_held_lock+0x36/0x1c0
[  373.170597]  ? zap_class+0x640/0x640
[  373.174309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.179847]  ? check_preemption_disabled+0x48/0x280
[  373.184865]  ? __lock_is_held+0xb5/0x140
[  373.188922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.194455]  ? check_preemption_disabled+0x48/0x280
[  373.199468]  run_timer_softirq+0x52/0xb0
[  373.203523]  ? rcu_read_lock_sched_held+0x14f/0x180
[  373.208535]  __do_softirq+0x308/0xb7e
[  373.212330]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.216829]  ? lock_downgrade+0x900/0x900
[  373.220973]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  373.226079]  ? pvclock_read_flags+0x160/0x160
[  373.230570]  ? lapic_next_event+0x5a/0x90
[  373.234713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.240247]  ? kvm_clock_read+0x18/0x30
[  373.244220]  ? kvm_sched_clock_read+0x9/0x20
[  373.248623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.254158]  ? check_preemption_disabled+0x48/0x280
[  373.259175]  irq_exit+0x17f/0x1c0
[  373.262623]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.267458]  ? smp_reschedule_interrupt+0x109/0x650
[  373.272478]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.278360]  ? interrupt_entry+0xb5/0xc0
[  373.282414]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.287424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.292442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.297278]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.302287]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.307306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.312153]  apic_timer_interrupt+0xf/0x20
[  373.316376]  </IRQ>
[  373.318613] RIP: 0010:lock_release+0x51d/0xa00
[  373.323190] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  373.342083] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  373.349798] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  373.357076] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  373.364335] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  373.371600] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  373.378864] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  373.386146]  ? list_lru_count_one+0x25b/0x450
[  373.390639]  ? lock_downgrade+0x900/0x900
[  373.394779]  ? check_preemption_disabled+0x48/0x280
[  373.399813]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.404740]  ? kasan_check_read+0x11/0x20
[  373.408886]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.414157]  ? rcu_softirq_qs+0x20/0x20
[  373.418135]  list_lru_count_one+0x282/0x450
[  373.422449]  ? list_lru_isolate_move+0x3c0/0x3c0
[  373.427200]  ? shmem_free_inode+0xd0/0xd0
[  373.431345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.436874]  ? ubifs_shrink_count+0xc4/0x100
[  373.441286]  super_cache_count+0x1b9/0x2e0
[  373.445517]  do_shrink_slab+0x1b1/0xd30
[  373.449506]  ? snapshot_refaults+0x290/0x290
[  373.453912]  ? lock_release+0xa00/0xa00
[  373.457887]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  373.462828]  ? down_read_trylock+0xda/0x140
[  373.467139]  ? shrink_slab+0x207/0x8c0
[  373.471022]  ? downgrade_write+0x270/0x270
[  373.475259]  shrink_slab+0x389/0x8c0
[  373.478965]  ? shrink_active_list+0x1f00/0x1f00
[  373.483636]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  373.489252]  ? __lock_acquire+0x62f/0x4c20
[  373.493483]  ? percpu_ref_get_many+0x240/0x240
[  373.498076]  ? print_usage_bug+0xc0/0xc0
[  373.502142]  shrink_node+0x431/0x16b0
[  373.505937]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  373.511228]  ? shrink_node_memcg+0x18f0/0x18f0
[  373.515821]  ? kvm_clock_read+0x18/0x30
[  373.519801]  ? ktime_get+0x2c1/0x400
[  373.523512]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.528004]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.533537]  ? __cpuset_node_allowed+0x19b/0x660
[  373.538290]  ? mark_held_locks+0x130/0x130
[  373.542518]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  373.548224]  ? zap_class+0x640/0x640
[  373.551939]  do_try_to_free_pages+0x3e7/0x1290
[  373.556511]  ? zap_class+0x640/0x640
[  373.560232]  ? shrink_node+0x16b0/0x16b0
[  373.564286]  ? __lock_is_held+0xb5/0x140
[  373.568354]  try_to_free_pages+0x4d0/0xb90
[  373.572590]  ? do_try_to_free_pages+0x1290/0x1290
[  373.577436]  ? lock_acquire+0x1ed/0x520
[  373.581403]  ? set_page_refcounted+0x280/0x280
[  373.585988]  ? lock_release+0xa00/0xa00
[  373.589955]  ? _raw_spin_unlock_irq+0x60/0x80
[  373.594442]  ? psi_memstall_enter+0x240/0x2b0
[  373.598930]  ? psi_memstall_tick+0x230/0x230
[  373.603345]  __alloc_pages_slowpath+0xa48/0x2de0
[  373.608120]  ? warn_alloc+0x120/0x120
[  373.611912]  ? mark_held_locks+0x130/0x130
[  373.616145]  ? find_get_entry+0xaae/0x1120
[  373.620379]  ? filemap_map_pages+0x1a20/0x1a20
[  373.624963]  ? zap_class+0x640/0x640
[  373.628678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.634216]  ? check_preemption_disabled+0x48/0x280
[  373.639230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.644763]  ? should_fail+0x22d/0xd01
[  373.648659]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.653843]  ? zap_class+0x640/0x640
[  373.657572]  ? __lock_is_held+0xb5/0x140
[  373.661636]  ? mark_held_locks+0x130/0x130
[  373.665866]  ? lock_release+0xa00/0xa00
[  373.669846]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.675287]  ? xa_load+0x2ba/0x460
[  373.678910]  ? lock_downgrade+0x900/0x900
[  373.683054]  ? __might_sleep+0x95/0x190
[  373.687024]  __alloc_pages_nodemask+0xad8/0xea0
[  373.691696]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  373.696706]  ? __page_cache_alloc+0x191/0x5c0
[  373.701190]  ? xa_load+0x2e1/0x460
[  373.704722]  ? xa_clear_mark+0x40/0x40
[  373.708619]  ? zap_class+0x640/0x640
[  373.712333]  ? zap_class+0x640/0x640
[  373.716038]  ? zap_class+0x640/0x640
[  373.719748]  ? __do_page_cache_readahead+0x663/0x810
[  373.724860]  ? find_held_lock+0x36/0x1c0
[  373.728916]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  373.734453]  alloc_pages_current+0x173/0x350
[  373.738860]  __page_cache_alloc+0x38c/0x5c0
[  373.743173]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.748094]  ? kasan_check_read+0x11/0x20
[  373.752238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.757508]  ? generic_perform_write+0x6a0/0x6a0
[  373.762261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.767795]  ? check_preemption_disabled+0x48/0x280
[  373.772813]  filemap_fault+0x1595/0x25f0
[  373.776882]  ? __lock_page_or_retry+0xa00/0xa00
[  373.781546]  ? mark_held_locks+0x130/0x130
[  373.785796]  ? filemap_map_pages+0xd6b/0x1a20
[  373.790287]  ? lock_downgrade+0x900/0x900
[  373.794432]  ? check_preemption_disabled+0x48/0x280
[  373.799445]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.804367]  ? kasan_check_read+0x11/0x20
[  373.808508]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.813788]  ? rcu_softirq_qs+0x20/0x20
[  373.817780]  ? filemap_map_pages+0xd92/0x1a20
[  373.822275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.827815]  ? find_get_entries_tag+0x1400/0x1400
[  373.832655]  ? __lock_acquire+0x62f/0x4c20
[  373.836893]  ? lock_acquire+0x1ed/0x520
[  373.840868]  ? ext4_filemap_fault+0x7a/0xad
[  373.845190]  ? lock_release+0xa00/0xa00
[  373.849161]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.854607]  ? print_usage_bug+0xc0/0xc0
[  373.858664]  ? print_usage_bug+0xc0/0xc0
[  373.862727]  ? down_read+0x8d/0x120
[  373.866360]  ? ext4_filemap_fault+0x7a/0xad
[  373.870675]  ? __down_interruptible+0x700/0x700
[  373.875831]  ext4_filemap_fault+0x82/0xad
[  373.879974]  __do_fault+0x100/0x6b0
[  373.883600]  ? pmd_devmap_trans_unstable+0x220/0x220
[  373.888703]  ? mark_held_locks+0x130/0x130
[  373.892936]  ? mark_held_locks+0x130/0x130
[  373.897170]  ? find_held_lock+0x36/0x1c0
[  373.901230]  ? find_held_lock+0x36/0x1c0
[  373.905288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.910821]  __handle_mm_fault+0x3ea0/0x5be0
[  373.915222]  ? poll_select_copy_remaining+0x18c/0x6a0
[  373.920412]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  373.925255]  ? __might_fault+0x12b/0x1e0
[  373.929311]  ? lock_downgrade+0x900/0x900
[  373.933464]  ? zap_class+0x640/0x640
[  373.937172]  ? zap_class+0x640/0x640
[  373.940887]  ? find_held_lock+0x36/0x1c0
[  373.944952]  ? handle_mm_fault+0x42a/0xc70
[  373.949183]  ? lock_downgrade+0x900/0x900
[  373.953327]  ? check_preemption_disabled+0x48/0x280
[  373.958339]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.963261]  ? kasan_check_read+0x11/0x20
[  373.967401]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.972674]  ? rcu_softirq_qs+0x20/0x20
[  373.976642]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.981748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.987286]  ? check_preemption_disabled+0x48/0x280
[  373.992301]  handle_mm_fault+0x54f/0xc70
[  373.996366]  ? __handle_mm_fault+0x5be0/0x5be0
[  374.000947]  ? find_vma+0x34/0x190
[  374.004493]  __do_page_fault+0x5e8/0xe60
[  374.008551]  ? trace_hardirqs_off+0xb8/0x310
[  374.012962]  do_page_fault+0xf2/0x7e0
[  374.016770]  ? vmalloc_sync_all+0x30/0x30
[  374.020915]  ? error_entry+0x70/0xd0
[  374.024622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.029632]  ? trace_hardirqs_on_caller+0xc0/0x310
[  374.034556]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.039477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.044335]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.049350]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.054796]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  374.059809]  ? prepare_exit_to_usermode+0x291/0x3b0
[  374.064823]  ? page_fault+0x8/0x30
[  374.068358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.073197]  ? page_fault+0x8/0x30
[  374.076737]  page_fault+0x1e/0x30
[  374.080186] RIP: 0033:0x7fee66c9ddd3
[  374.083901] Code: Bad RIP value.
[  374.087261] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  374.092613] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  374.099888] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  374.107150] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  374.114416] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  374.121675] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  374.128955] warn_alloc_show_mem: 1 callbacks suppressed
[  374.128965] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  374.128967] Mem-Info:
[  374.128999] active_anon:56807 inactive_anon:186 isolated_anon:0
[  374.128999]  active_file:13 inactive_file:13 isolated_file:0
[  374.128999]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.128999]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  374.128999]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  374.128999]  free:13758 free_pcp:197 free_cma:0
[  374.134331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.141688] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.144077] Call Trace:
[  374.176936] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.186370]  <IRQ>
[  374.213847] lowmem_reserve[]: 0 2818 6321 6321
[  374.216435]  dump_stack+0x244/0x39d
[  374.242511] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  374.244658]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.249202] lowmem_reserve[]: 0 0 3503 3503
[  374.252839]  warn_alloc.cold.116+0xb7/0x1bd
[  374.280383] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  374.285562]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.289848] lowmem_reserve[]: 0 0 0 0
[  374.294174]  ? lock_downgrade+0x900/0x900
[  374.323026] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  374.327863]  ? trace_hardirqs_off+0xb8/0x310
[  374.331628] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  374.335770]  ? trace_hardirqs_off+0xb8/0x310
[  374.349259] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  374.353667]  __alloc_pages_slowpath+0x2651/0x2de0
[  374.368898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.373309]  ? warn_alloc+0x120/0x120
[  374.388178] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.393003]  ? print_usage_bug+0xc0/0xc0
[  374.401806] 270 total pagecache pages
[  374.405593]  ? warn_alloc+0x120/0x120
[  374.414149] 0 pages in swap cache
[  374.418191]  ? warn_alloc+0x120/0x120
[  374.421964] Swap cache stats: add 0, delete 0, find 0/0
[  374.425751]  ? print_usage_bug+0xc0/0xc0
[  374.429172] Free swap  = 0kB
[  374.432962]  ? kvm_clock_read+0x18/0x30
[  374.438297] Total swap = 0kB
[  374.438304] 1965979 pages RAM
[  374.442356]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.445339] 0 pages HighMem/MovableOnly
[  374.445347] 342854 pages reserved
[  374.449316]  ? print_usage_bug+0xc0/0xc0
[  374.452306] 0 pages cma reserved
[  374.455405]  ? check_usage_forwards+0x3d0/0x3d0
[  374.460441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.464347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.467821] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.471820]  ? should_fail+0x22d/0xd01
[  374.475197] init cpuset=/ mems_allowed=0
[  374.479851]  ? __bfs+0x321/0x780
[  374.479869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.517883]  ? __lock_acquire+0x62f/0x4c20
[  374.522117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.527220]  ? __lock_acquire+0x62f/0x4c20
[  374.531446]  ? should_fail+0x22d/0xd01
[  374.535335]  ? mark_held_locks+0x130/0x130
[  374.539568]  ? mark_held_locks+0x130/0x130
[  374.543799]  ? kasan_check_read+0x11/0x20
[  374.547943]  ? __lock_acquire+0x2aff/0x4c20
[  374.552260]  ? zap_class+0x640/0x640
[  374.555976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.561512]  ? check_preemption_disabled+0x48/0x280
[  374.566531]  ? __lock_is_held+0xb5/0x140
[  374.570598]  __alloc_pages_nodemask+0xad8/0xea0
[  374.575262]  ? zap_class+0x640/0x640
[  374.578978]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  374.584000]  ? find_held_lock+0x36/0x1c0
[  374.588061]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.592724]  ? lock_downgrade+0x900/0x900
[  374.596872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.602408]  cache_grow_begin+0xa5/0x8c0
[  374.606461]  ? do_raw_spin_unlock+0xa7/0x330
[  374.610871]  fallback_alloc+0x204/0x2e0
[  374.614844]  ____cache_alloc_node+0x1c7/0x1e0
[  374.619342]  kmem_cache_alloc_node+0xe3/0x730
[  374.623829]  ? do_raw_spin_unlock+0xa7/0x330
[  374.628227]  ? do_raw_spin_trylock+0x270/0x270
[  374.632809]  __alloc_skb+0x119/0x770
[  374.636522]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.640922]  ? atomic_notifier_call_chain+0xc6/0x190
[  374.646022]  ? lock_downgrade+0x900/0x900
[  374.650166]  ? check_preemption_disabled+0x48/0x280
[  374.655181]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.660108]  ? kasan_check_read+0x11/0x20
[  374.664250]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.669521]  ? rcu_softirq_qs+0x20/0x20
[  374.673487]  ? kasan_check_read+0x11/0x20
[  374.677630]  ? do_raw_write_trylock+0x270/0x270
[  374.682303]  __neigh_notify+0x8c/0x160
[  374.686188]  ? neigh_connected_output+0x780/0x780
[  374.691030]  neigh_timer_handler+0x6cb/0xdf0
[  374.695437]  ? check_preemption_disabled+0x48/0x280
[  374.700449]  ? neigh_periodic_work+0xc60/0xc60
[  374.705024]  ? __lock_is_held+0xb5/0x140
[  374.709094]  call_timer_fn+0x272/0x920
[  374.712979]  ? neigh_periodic_work+0xc60/0xc60
[  374.717554]  ? process_timeout+0x40/0x40
[  374.721621]  ? __run_timers+0x7da/0xc70
[  374.725590]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.730081]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.734567]  ? neigh_periodic_work+0xc60/0xc60
[  374.739143]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.743724]  ? trace_hardirqs_on+0xbd/0x310
[  374.748041]  ? kasan_check_read+0x11/0x20
[  374.752187]  ? __run_timers+0x7da/0xc70
[  374.756162]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.761272]  ? neigh_periodic_work+0xc60/0xc60
[  374.765851]  __run_timers+0x7e5/0xc70
[  374.769656]  ? timer_fixup_init+0x70/0x70
[  374.773807]  ? kasan_check_read+0x11/0x20
[  374.777946]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.783217]  ? rcu_softirq_qs+0x20/0x20
[  374.787195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.792726]  ? check_preemption_disabled+0x48/0x280
[  374.797744]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.802500]  ? retint_kernel+0x2d/0x2d
[  374.806388]  ? trace_hardirqs_on_caller+0xc0/0x310
[  374.811318]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.816071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.821524]  ? zap_class+0x640/0x640
[  374.825235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.830767]  ? check_preemption_disabled+0x48/0x280
[  374.835784]  ? __lock_is_held+0xb5/0x140
[  374.839842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.845380]  ? check_preemption_disabled+0x48/0x280
[  374.850393]  run_timer_softirq+0x52/0xb0
[  374.854449]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.859460]  __do_softirq+0x308/0xb7e
[  374.863256]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.867746]  ? lock_downgrade+0x900/0x900
[  374.871894]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.876999]  ? pvclock_read_flags+0x160/0x160
[  374.881504]  ? lapic_next_event+0x5a/0x90
[  374.885652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.891200]  ? kvm_clock_read+0x18/0x30
[  374.895169]  ? kvm_sched_clock_read+0x9/0x20
[  374.899575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.905106]  ? check_preemption_disabled+0x48/0x280
[  374.910121]  irq_exit+0x17f/0x1c0
[  374.913575]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.918409]  ? smp_reschedule_interrupt+0x109/0x650
[  374.923420]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.929298]  ? interrupt_entry+0xb5/0xc0
[  374.933356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.938365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.943380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.948220]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.953228]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.958241]  ? task_prio+0x50/0x50
[  374.961782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.967313]  ? check_preemption_disabled+0x48/0x280
[  374.972325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.977178]  apic_timer_interrupt+0xf/0x20
[  374.981403]  </IRQ>
[  374.983636] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  374.988583] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  375.007482] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  375.015190] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  375.022452] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  375.029735] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  375.037000] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  375.044789] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  375.052096]  skb_clone+0x1bb/0x500
[  375.055632]  ? finish_task_switch+0x1b4/0x910
[  375.060132]  ? skb_split+0x11e0/0x11e0
[  375.064022]  ? preempt_notifier_register+0x200/0x200
[  375.069117]  ? __switch_to_asm+0x34/0x70
[  375.073174]  ? __switch_to_asm+0x34/0x70
[  375.077225]  ? __switch_to_asm+0x40/0x70
[  375.081277]  ? __switch_to_asm+0x34/0x70
[  375.085331]  ? __switch_to_asm+0x40/0x70
[  375.089383]  ? __switch_to_asm+0x34/0x70
[  375.093436]  ? __switch_to_asm+0x40/0x70
[  375.097489]  ? __switch_to_asm+0x34/0x70
[  375.101541]  ? __switch_to_asm+0x34/0x70
[  375.105592]  ? __switch_to_asm+0x40/0x70
[  375.109653]  ? __switch_to_asm+0x34/0x70
[  375.113711]  bpf_clone_redirect+0xb9/0x490
[  375.117939]  ? __schedule+0x8d7/0x21d0
[  375.121824]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  375.126835]  ? __sched_text_start+0x8/0x8
[  375.130982]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.135740]  ? find_held_lock+0x36/0x1c0
[  375.139804]  ? lock_acquire+0x1ed/0x520
[  375.143773]  ? bpf_test_run+0x3cb/0x780
[  375.147750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.153283]  ? check_preemption_disabled+0x48/0x280
[  375.158302]  ? kasan_check_read+0x11/0x20
[  375.162445]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.167718]  ? rcu_softirq_qs+0x20/0x20
[  375.171687]  ? preempt_schedule+0x4d/0x60
[  375.175842]  ? ___preempt_schedule+0x16/0x18
[  375.180252]  ? bpf_test_run+0x25d/0x780
[  375.184228]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.188645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.194182]  ? bpf_test_init.isra.10+0x70/0x100
[  375.198852]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  375.203612]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.208460]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.213989]  ? fput+0x130/0x1a0
[  375.217269]  ? __bpf_prog_get+0x9b/0x290
[  375.221325]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.226171]  ? bpf_prog_test_run+0x130/0x1a0
[  375.230576]  ? __x64_sys_bpf+0x3db/0x520
[  375.234628]  ? bpf_prog_get+0x20/0x20
[  375.238449]  ? do_syscall_64+0x1b9/0x820
[  375.242504]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.247861]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.252782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.257623]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.262649]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.267664]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.272686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.277529]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.282905] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  375.283025] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.289131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.289138] Call Trace:
[  375.299607] syz-executor5 cpuset=syz5 mems_allowed=0
[  375.308951]  <IRQ>
[  375.318745]  dump_stack+0x244/0x39d
[  375.322370]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.327565]  warn_alloc.cold.116+0xb7/0x1bd
[  375.331882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.336723]  ? lock_downgrade+0x900/0x900
[  375.340871]  ? trace_hardirqs_off+0xb8/0x310
[  375.345278]  ? trace_hardirqs_off+0xb8/0x310
[  375.349685]  __alloc_pages_slowpath+0x2651/0x2de0
[  375.354543]  ? warn_alloc+0x120/0x120
[  375.358339]  ? print_usage_bug+0xc0/0xc0
[  375.362394]  ? warn_alloc+0x120/0x120
[  375.366194]  ? warn_alloc+0x120/0x120
[  375.369988]  ? print_usage_bug+0xc0/0xc0
[  375.374046]  ? print_usage_bug+0xc0/0xc0
[  375.378105]  ? __lock_acquire+0x62f/0x4c20
[  375.382338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.387869]  ? should_fail+0x22d/0xd01
[  375.391756]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.396853]  ? __lock_acquire+0x62f/0x4c20
[  375.401083]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.406182]  ? __lock_acquire+0x62f/0x4c20
[  375.410412]  ? should_fail+0x22d/0xd01
[  375.414296]  ? find_held_lock+0x36/0x1c0
[  375.418357]  ? mark_held_locks+0x130/0x130
[  375.422591]  ? mark_held_locks+0x130/0x130
[  375.426825]  ? zap_class+0x640/0x640
[  375.430532]  ? zap_class+0x640/0x640
[  375.434242]  ? print_usage_bug+0xc0/0xc0
[  375.438293]  ? do_raw_spin_unlock+0xa7/0x330
[  375.442692]  ? zap_class+0x640/0x640
[  375.446398]  ? print_usage_bug+0xc0/0xc0
[  375.450455]  ? wq_watchdog_touch+0x9c/0xfe
[  375.454688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.460217]  ? check_preemption_disabled+0x48/0x280
[  375.465236]  ? __lock_is_held+0xb5/0x140
[  375.469293]  __alloc_pages_nodemask+0xad8/0xea0
[  375.473958]  ? zap_class+0x640/0x640
[  375.477670]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  375.482689]  ? find_held_lock+0x36/0x1c0
[  375.486756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.491424]  ? lock_downgrade+0x900/0x900
[  375.495574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.501108]  cache_grow_begin+0xa5/0x8c0
[  375.505163]  ? do_raw_spin_unlock+0xa7/0x330
[  375.509572]  fallback_alloc+0x204/0x2e0
[  375.513548]  ____cache_alloc_node+0x1c7/0x1e0
[  375.518040]  kmem_cache_alloc_node+0xe3/0x730
[  375.522542]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.526778]  __alloc_skb+0x119/0x770
[  375.530487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.535761]  ? netdev_alloc_frag+0x1f0/0x1f0
[  375.540166]  ? lock_downgrade+0x900/0x900
[  375.544313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.549842]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.555292]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.560740]  ? addrconf_rs_timer+0x690/0x690
[  375.565154]  ndisc_alloc_skb+0x144/0x340
[  375.569212]  ndisc_send_rs+0x331/0x6e0
[  375.573097]  addrconf_rs_timer+0x314/0x690
[  375.577340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.581579]  call_timer_fn+0x272/0x920
[  375.585466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.589702]  ? process_timeout+0x40/0x40
[  375.593767]  ? mark_held_locks+0xc7/0x130
[  375.597909]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.602398]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.606884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.611111]  ? lockdep_hardirqs_on+0x296/0x5b0
[  375.615702]  ? trace_hardirqs_on+0xbd/0x310
[  375.620015]  ? kasan_check_read+0x11/0x20
[  375.624157]  ? __run_timers+0x7da/0xc70
[  375.628227]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.633328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.637561]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.641791]  __run_timers+0x7e5/0xc70
[  375.645594]  ? timer_fixup_init+0x70/0x70
[  375.649753]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.654762]  ? zap_class+0x640/0x640
[  375.658472]  ? print_usage_bug+0xc0/0xc0
[  375.662532]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.667720]  ? find_held_lock+0x36/0x1c0
[  375.671782]  ? zap_class+0x640/0x640
[  375.675497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.681032]  ? check_preemption_disabled+0x48/0x280
[  375.686055]  ? __lock_is_held+0xb5/0x140
[  375.690115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.695650]  ? check_preemption_disabled+0x48/0x280
[  375.700665]  run_timer_softirq+0x52/0xb0
[  375.704721]  ? rcu_read_lock_sched_held+0x14f/0x180
[  375.709738]  __do_softirq+0x308/0xb7e
[  375.713534]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  375.718023]  ? lock_downgrade+0x900/0x900
[  375.722172]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  375.727273]  ? pvclock_read_flags+0x160/0x160
[  375.731761]  ? lapic_next_event+0x5a/0x90
[  375.735908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.741442]  ? kvm_clock_read+0x18/0x30
[  375.745409]  ? kvm_sched_clock_read+0x9/0x20
[  375.749811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.755343]  ? check_preemption_disabled+0x48/0x280
[  375.760363]  irq_exit+0x17f/0x1c0
[  375.763810]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.768645]  ? smp_reschedule_interrupt+0x109/0x650
[  375.773656]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.779537]  ? interrupt_entry+0xb5/0xc0
[  375.783607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.788623]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.793639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.798475]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.803483]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.808502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.813344]  apic_timer_interrupt+0xf/0x20
[  375.817563]  </IRQ>
[  375.819804] RIP: 0010:lock_release+0x51d/0xa00
[  375.824382] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  375.843276] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  375.850975] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  375.858236] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  375.865497] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  375.873206] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  375.880472] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  375.887765]  ? list_lru_count_one+0x25b/0x450
[  375.892255]  ? lock_downgrade+0x900/0x900
[  375.896402]  ? check_preemption_disabled+0x48/0x280
[  375.901416]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.906340]  ? kasan_check_read+0x11/0x20
[  375.910480]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.915751]  ? rcu_softirq_qs+0x20/0x20
[  375.919733]  list_lru_count_one+0x282/0x450
[  375.924050]  ? list_lru_isolate_move+0x3c0/0x3c0
[  375.928801]  ? shmem_free_inode+0xd0/0xd0
[  375.932943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.938476]  ? ubifs_shrink_count+0xc4/0x100
[  375.942882]  super_cache_count+0x1b9/0x2e0
[  375.947113]  do_shrink_slab+0x1b1/0xd30
[  375.951097]  ? snapshot_refaults+0x290/0x290
[  375.955503]  ? lock_release+0xa00/0xa00
[  375.959479]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  375.964413]  ? down_read_trylock+0xda/0x140
[  375.968729]  ? shrink_slab+0x207/0x8c0
[  375.972613]  ? downgrade_write+0x270/0x270
[  375.976849]  shrink_slab+0x389/0x8c0
[  375.980559]  ? shrink_active_list+0x1f00/0x1f00
[  375.985239]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  375.990856]  ? __lock_acquire+0x62f/0x4c20
[  375.995086]  ? percpu_ref_get_many+0x240/0x240
[  375.999676]  ? print_usage_bug+0xc0/0xc0
[  376.003742]  shrink_node+0x431/0x16b0
[  376.007537]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  376.012836]  ? shrink_node_memcg+0x18f0/0x18f0
[  376.017418]  ? kvm_clock_read+0x18/0x30
[  376.021386]  ? ktime_get+0x2c1/0x400
[  376.025098]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.029599]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.035136]  ? __cpuset_node_allowed+0x19b/0x660
[  376.039883]  ? mark_held_locks+0x130/0x130
[  376.044116]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  376.049823]  ? zap_class+0x640/0x640
[  376.053539]  do_try_to_free_pages+0x3e7/0x1290
[  376.058122]  ? zap_class+0x640/0x640
[  376.061848]  ? shrink_node+0x16b0/0x16b0
[  376.065907]  ? __lock_is_held+0xb5/0x140
[  376.069972]  try_to_free_pages+0x4d0/0xb90
[  376.074208]  ? do_try_to_free_pages+0x1290/0x1290
[  376.079056]  ? lock_acquire+0x1ed/0x520
[  376.083025]  ? set_page_refcounted+0x280/0x280
[  376.087615]  ? lock_release+0xa00/0xa00
[  376.091597]  ? _raw_spin_unlock_irq+0x60/0x80
[  376.096089]  ? psi_memstall_enter+0x240/0x2b0
[  376.100591]  ? psi_memstall_tick+0x230/0x230
[  376.105003]  __alloc_pages_slowpath+0xa48/0x2de0
[  376.109781]  ? warn_alloc+0x120/0x120
[  376.113583]  ? mark_held_locks+0x130/0x130
[  376.117817]  ? find_get_entry+0xaae/0x1120
[  376.122056]  ? filemap_map_pages+0x1a20/0x1a20
[  376.126635]  ? zap_class+0x640/0x640
[  376.130348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.135878]  ? check_preemption_disabled+0x48/0x280
[  376.140888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.146419]  ? should_fail+0x22d/0xd01
[  376.150303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.155398]  ? zap_class+0x640/0x640
[  376.159127]  ? __lock_is_held+0xb5/0x140
[  376.163187]  ? mark_held_locks+0x130/0x130
[  376.167415]  ? lock_release+0xa00/0xa00
[  376.171387]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.176828]  ? xa_load+0x2ba/0x460
[  376.180364]  ? lock_downgrade+0x900/0x900
[  376.184514]  ? __might_sleep+0x95/0x190
[  376.188486]  __alloc_pages_nodemask+0xad8/0xea0
[  376.193159]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  376.198168]  ? __page_cache_alloc+0x191/0x5c0
[  376.202659]  ? xa_load+0x2e1/0x460
[  376.206194]  ? xa_clear_mark+0x40/0x40
[  376.210082]  ? zap_class+0x640/0x640
[  376.213810]  ? zap_class+0x640/0x640
[  376.217525]  ? zap_class+0x640/0x640
[  376.221238]  ? __do_page_cache_readahead+0x663/0x810
[  376.226342]  ? find_held_lock+0x36/0x1c0
[  376.230400]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  376.235936]  alloc_pages_current+0x173/0x350
[  376.240346]  __page_cache_alloc+0x38c/0x5c0
[  376.244660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.249585]  ? kasan_check_read+0x11/0x20
[  376.253728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.259013]  ? generic_perform_write+0x6a0/0x6a0
[  376.263764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.269296]  ? check_preemption_disabled+0x48/0x280
[  376.274310]  filemap_fault+0x1595/0x25f0
[  376.278376]  ? __lock_page_or_retry+0xa00/0xa00
[  376.283044]  ? mark_held_locks+0x130/0x130
[  376.287283]  ? filemap_map_pages+0xd6b/0x1a20
[  376.291858]  ? lock_downgrade+0x900/0x900
[  376.295998]  ? check_preemption_disabled+0x48/0x280
[  376.301013]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.305940]  ? kasan_check_read+0x11/0x20
[  376.310079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.315349]  ? rcu_softirq_qs+0x20/0x20
[  376.319327]  ? filemap_map_pages+0xd92/0x1a20
[  376.323823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.329361]  ? find_get_entries_tag+0x1400/0x1400
[  376.334205]  ? __lock_acquire+0x62f/0x4c20
[  376.338445]  ? lock_acquire+0x1ed/0x520
[  376.342416]  ? ext4_filemap_fault+0x7a/0xad
[  376.346741]  ? lock_release+0xa00/0xa00
[  376.350705]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.356150]  ? print_usage_bug+0xc0/0xc0
[  376.360206]  ? print_usage_bug+0xc0/0xc0
[  376.364273]  ? down_read+0x8d/0x120
[  376.367890]  ? ext4_filemap_fault+0x7a/0xad
[  376.372207]  ? __down_interruptible+0x700/0x700
[  376.376880]  ext4_filemap_fault+0x82/0xad
[  376.381023]  __do_fault+0x100/0x6b0
[  376.384648]  ? pmd_devmap_trans_unstable+0x220/0x220
[  376.389754]  ? mark_held_locks+0x130/0x130
[  376.393987]  ? mark_held_locks+0x130/0x130
[  376.398215]  ? find_held_lock+0x36/0x1c0
[  376.402273]  ? find_held_lock+0x36/0x1c0
[  376.406329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.411862]  __handle_mm_fault+0x3ea0/0x5be0
[  376.416262]  ? poll_select_copy_remaining+0x18c/0x6a0
[  376.421452]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  376.426296]  ? __might_fault+0x12b/0x1e0
[  376.430394]  ? lock_downgrade+0x900/0x900
[  376.434558]  ? zap_class+0x640/0x640
[  376.438266]  ? zap_class+0x640/0x640
[  376.441977]  ? find_held_lock+0x36/0x1c0
[  376.446038]  ? handle_mm_fault+0x42a/0xc70
[  376.450272]  ? lock_downgrade+0x900/0x900
[  376.454419]  ? check_preemption_disabled+0x48/0x280
[  376.459429]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.464349]  ? kasan_check_read+0x11/0x20
[  376.468491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.473760]  ? rcu_softirq_qs+0x20/0x20
[  376.477727]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.482826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.488355]  ? check_preemption_disabled+0x48/0x280
[  376.493379]  handle_mm_fault+0x54f/0xc70
[  376.497439]  ? __handle_mm_fault+0x5be0/0x5be0
[  376.502022]  ? find_vma+0x34/0x190
[  376.505567]  __do_page_fault+0x5e8/0xe60
[  376.509619]  ? trace_hardirqs_off+0xb8/0x310
[  376.514029]  do_page_fault+0xf2/0x7e0
[  376.517824]  ? vmalloc_sync_all+0x30/0x30
[  376.521967]  ? error_entry+0x70/0xd0
[  376.525681]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.530687]  ? trace_hardirqs_on_caller+0xc0/0x310
[  376.535613]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.540545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.545380]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.550388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.555833]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.560844]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.565852]  ? page_fault+0x8/0x30
[  376.569391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.574228]  ? page_fault+0x8/0x30
[  376.577765]  page_fault+0x1e/0x30
[  376.581214] RIP: 0033:0x7fee66c9ddd3
[  376.584935] Code: Bad RIP value.
[  376.588293] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  376.593662] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  376.600925] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  376.608184] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  376.615448] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  376.622711] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  376.629990] warn_alloc_show_mem: 1 callbacks suppressed
[  376.630000] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  376.630001] Mem-Info:
[  376.630033] active_anon:56807 inactive_anon:186 isolated_anon:0
[  376.630033]  active_file:13 inactive_file:13 isolated_file:0
[  376.630033]  unevictable:0 dirty:0 writeback:0 unstable:0
[  376.630033]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  376.630033]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  376.630033]  free:13758 free_pcp:197 free_cma:0
[  376.635369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.635376] Call Trace:
[  376.642737] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  376.645130]  <IRQ>
[  376.677986] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  376.687334]  dump_stack+0x244/0x39d
[  376.689884] lowmem_reserve[]: 0 2818 6321 6321
[  376.717379]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.719498] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  376.745631]  warn_alloc.cold.116+0xb7/0x1bd
[  376.749218] lowmem_reserve[]: 0 0 3503 3503
[  376.753791]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.758951] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  376.786536]  ? lock_downgrade+0x900/0x900
[  376.790827] lowmem_reserve[]: 0 0 0 0
[  376.795141]  ? trace_hardirqs_off+0xb8/0x310
[  376.799944] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  376.828829]  ? trace_hardirqs_off+0xb8/0x310
[  376.832944] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  376.836741]  __alloc_pages_slowpath+0x2651/0x2de0
[  376.841117] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  376.854651]  ? warn_alloc+0x120/0x120
[  376.859017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.874264]  ? warn_alloc+0x120/0x120
[  376.879170] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.894067]  ? warn_alloc+0x120/0x120
[  376.897833] 270 total pagecache pages
[  376.906655]  ? print_usage_bug+0xc0/0xc0
[  376.910433] 0 pages in swap cache
[  376.918991]  ? print_usage_bug+0xc0/0xc0
[  376.922768] Swap cache stats: add 0, delete 0, find 0/0
[  376.926550]  ? mark_held_locks+0x130/0x130
[  376.930583] Free swap  = 0kB
[  376.934033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.938052] Total swap = 0kB
[  376.938060] 1965979 pages RAM
[  376.943412]  ? should_fail+0x22d/0xd01
[  376.947608] 0 pages HighMem/MovableOnly
[  376.947615] 342854 pages reserved
[  376.950623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.956123] 0 pages cma reserved
[  376.956186] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.959136]  ? __lock_acquire+0x62f/0x4c20
[  376.962293] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.966096]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.970040] init cpuset=/ mems_allowed=0
[  376.973505]  ? __lock_acquire+0x62f/0x4c20
[  377.015669]  ? should_fail+0x22d/0xd01
[  377.019564]  ? kvm_clock_read+0x18/0x30
[  377.023551]  ? mark_held_locks+0x130/0x130
[  377.027784]  ? mark_held_locks+0x130/0x130
[  377.032016]  ? rcu_softirq_qs+0x20/0x20
[  377.035992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.041959]  ? zap_class+0x640/0x640
[  377.045703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.051239]  ? check_preemption_disabled+0x48/0x280
[  377.056257]  ? __lock_is_held+0xb5/0x140
[  377.060320]  __alloc_pages_nodemask+0xad8/0xea0
[  377.064984]  ? zap_class+0x640/0x640
[  377.068700]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  377.073718]  ? find_held_lock+0x36/0x1c0
[  377.077785]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.082453]  ? lock_downgrade+0x900/0x900
[  377.086609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.092146]  cache_grow_begin+0xa5/0x8c0
[  377.096199]  ? do_raw_spin_unlock+0xa7/0x330
[  377.100610]  fallback_alloc+0x204/0x2e0
[  377.104582]  ____cache_alloc_node+0x1c7/0x1e0
[  377.109077]  kmem_cache_alloc+0x1f8/0x730
[  377.113231]  skb_clone+0x1bb/0x500
[  377.116765]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  377.122210]  ? skb_split+0x11e0/0x11e0
[  377.126094]  ? refcount_add_not_zero_checked+0x330/0x330
[  377.131536]  ? kasan_check_read+0x11/0x20
[  377.135678]  ? do_raw_write_lock+0x14f/0x310
[  377.140079]  ? do_raw_read_unlock+0x70/0x70
[  377.144396]  ? find_held_lock+0x36/0x1c0
[  377.148457]  neigh_probe+0x59/0x120
[  377.152085]  neigh_timer_handler+0x694/0xdf0
[  377.156500]  ? neigh_periodic_work+0xc60/0xc60
[  377.161082]  ? __lock_is_held+0xb5/0x140
[  377.165149]  call_timer_fn+0x272/0x920
[  377.169029]  ? neigh_periodic_work+0xc60/0xc60
[  377.173604]  ? process_timeout+0x40/0x40
[  377.177665]  ? __run_timers+0x7da/0xc70
[  377.181635]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.186127]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.190616]  ? neigh_periodic_work+0xc60/0xc60
[  377.195191]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.199767]  ? trace_hardirqs_on+0xbd/0x310
[  377.204081]  ? kasan_check_read+0x11/0x20
[  377.208222]  ? __run_timers+0x7da/0xc70
[  377.212195]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.217306]  ? neigh_periodic_work+0xc60/0xc60
[  377.221881]  __run_timers+0x7e5/0xc70
[  377.225683]  ? timer_fixup_init+0x70/0x70
[  377.229823]  ? kasan_check_read+0x11/0x20
[  377.233964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.239238]  ? rcu_softirq_qs+0x20/0x20
[  377.243210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.248743]  ? check_preemption_disabled+0x48/0x280
[  377.253759]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.258515]  ? retint_kernel+0x2d/0x2d
[  377.262396]  ? trace_hardirqs_on_caller+0xc0/0x310
[  377.267322]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.272072]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.277519]  ? zap_class+0x640/0x640
[  377.281234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.286769]  ? check_preemption_disabled+0x48/0x280
[  377.291789]  ? __lock_is_held+0xb5/0x140
[  377.295853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.301386]  ? check_preemption_disabled+0x48/0x280
[  377.306415]  run_timer_softirq+0x52/0xb0
[  377.310481]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.315492]  __do_softirq+0x308/0xb7e
[  377.319298]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.323790]  ? lock_downgrade+0x900/0x900
[  377.327941]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.333058]  ? pvclock_read_flags+0x160/0x160
[  377.337560]  ? lapic_next_event+0x5a/0x90
[  377.341709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.347253]  ? kvm_clock_read+0x18/0x30
[  377.351234]  ? kvm_sched_clock_read+0x9/0x20
[  377.355640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.361175]  ? check_preemption_disabled+0x48/0x280
[  377.366196]  irq_exit+0x17f/0x1c0
[  377.369651]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.374493]  ? smp_reschedule_interrupt+0x109/0x650
[  377.379513]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.385407]  ? interrupt_entry+0xb5/0xc0
[  377.389476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.394492]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.399520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.404366]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.409384]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.414400]  ? task_prio+0x50/0x50
[  377.417940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.423496]  ? check_preemption_disabled+0x48/0x280
[  377.428524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.433375]  apic_timer_interrupt+0xf/0x20
[  377.437606]  </IRQ>
[  377.439853] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  377.444785] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  377.463685] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.471395] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  377.478668] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  377.485940] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  377.493214] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  377.500488] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  377.507800]  skb_clone+0x1bb/0x500
[  377.511351]  ? finish_task_switch+0x1b4/0x910
[  377.515856]  ? skb_split+0x11e0/0x11e0
[  377.519752]  ? preempt_notifier_register+0x200/0x200
[  377.524861]  ? __switch_to_asm+0x34/0x70
[  377.528939]  ? __switch_to_asm+0x34/0x70
[  377.533008]  ? __switch_to_asm+0x40/0x70
[  377.537072]  ? __switch_to_asm+0x34/0x70
[  377.541134]  ? __switch_to_asm+0x40/0x70
[  377.545196]  ? __switch_to_asm+0x34/0x70
[  377.549271]  ? __switch_to_asm+0x40/0x70
[  377.553331]  ? __switch_to_asm+0x34/0x70
[  377.557402]  ? __switch_to_asm+0x34/0x70
[  377.561487]  ? __switch_to_asm+0x40/0x70
[  377.565555]  ? __switch_to_asm+0x34/0x70
[  377.569633]  bpf_clone_redirect+0xb9/0x490
[  377.573877]  ? __schedule+0x8d7/0x21d0
[  377.578032]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  377.583146]  ? __sched_text_start+0x8/0x8
[  377.587298]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.592069]  ? find_held_lock+0x36/0x1c0
[  377.596207]  ? lock_acquire+0x1ed/0x520
[  377.600195]  ? bpf_test_run+0x3cb/0x780
[  377.604174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.609720]  ? check_preemption_disabled+0x48/0x280
[  377.614744]  ? kasan_check_read+0x11/0x20
[  377.618895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.624172]  ? rcu_softirq_qs+0x20/0x20
[  377.628149]  ? preempt_schedule+0x4d/0x60
[  377.632302]  ? ___preempt_schedule+0x16/0x18
[  377.636738]  ? bpf_test_run+0x25d/0x780
[  377.640726]  ? netlink_diag_dump+0x2a0/0x2a0
[  377.645144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.650691]  ? bpf_test_init.isra.10+0x70/0x100
[  377.655372]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  377.660141]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.664988]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.670542]  ? fput+0x130/0x1a0
[  377.673876]  ? __bpf_prog_get+0x9b/0x290
[  377.677948]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.682796]  ? bpf_prog_test_run+0x130/0x1a0
[  377.687210]  ? __x64_sys_bpf+0x3db/0x520
[  377.691272]  ? bpf_prog_get+0x20/0x20
[  377.695096]  ? do_syscall_64+0x1b9/0x820
[  377.699161]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.704527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.709473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.714320]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.719339]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.724361]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.729483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.734339]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.739726] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  377.739844] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.745966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.745974] Call Trace:
[  377.756462] syz-executor5 cpuset=syz5 mems_allowed=0
[  377.765810]  <IRQ>
[  377.775632]  dump_stack+0x244/0x39d
[  377.779319]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.784547]  warn_alloc.cold.116+0xb7/0x1bd
[  377.788886]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.793743]  ? lock_downgrade+0x900/0x900
[  377.797986]  ? trace_hardirqs_off+0xb8/0x310
[  377.802400]  ? trace_hardirqs_off+0xb8/0x310
[  377.806841]  __alloc_pages_slowpath+0x2651/0x2de0
[  377.811709]  ? warn_alloc+0x120/0x120
[  377.815520]  ? print_usage_bug+0xc0/0xc0
[  377.819602]  ? warn_alloc+0x120/0x120
[  377.823440]  ? warn_alloc+0x120/0x120
[  377.827248]  ? print_usage_bug+0xc0/0xc0
[  377.831318]  ? kvm_clock_read+0x18/0x30
[  377.835302]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.840323]  ? print_usage_bug+0xc0/0xc0
[  377.844395]  ? __lock_acquire+0x62f/0x4c20
[  377.848657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.854196]  ? should_fail+0x22d/0xd01
[  377.858084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.863370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.868482]  ? __lock_acquire+0x62f/0x4c20
[  377.873287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.878394]  ? __lock_acquire+0x62f/0x4c20
[  377.882649]  ? should_fail+0x22d/0xd01
[  377.886540]  ? rcu_irq_exit+0x1a2/0x390
[  377.890529]  ? mark_held_locks+0x130/0x130
[  377.894774]  ? mark_held_locks+0x130/0x130
[  377.899021]  ? mark_held_locks+0xc7/0x130
[  377.903175]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  377.908195]  ? zap_class+0x640/0x640
[  377.911910]  ? print_usage_bug+0xc0/0xc0
[  377.915976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.921517]  ? check_preemption_disabled+0x48/0x280
[  377.926546]  ? __lock_is_held+0xb5/0x140
[  377.930614]  __alloc_pages_nodemask+0xad8/0xea0
[  377.935290]  ? zap_class+0x640/0x640
[  377.939011]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  377.944040]  ? find_held_lock+0x36/0x1c0
[  377.948113]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.952786]  ? lock_downgrade+0x900/0x900
[  377.956939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.962487]  cache_grow_begin+0xa5/0x8c0
[  377.966552]  ? do_raw_spin_unlock+0xa7/0x330
[  377.970972]  fallback_alloc+0x204/0x2e0
[  377.974962]  ____cache_alloc_node+0x1c7/0x1e0
[  377.979467]  kmem_cache_alloc_node+0xe3/0x730
[  377.983965]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.988209]  __alloc_skb+0x119/0x770
[  377.991923]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.997211]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.001621]  ? lock_downgrade+0x900/0x900
[  378.005843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.011389]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.016868]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.022322]  ? addrconf_rs_timer+0x690/0x690
[  378.026743]  ndisc_alloc_skb+0x144/0x340
[  378.030811]  ndisc_send_rs+0x331/0x6e0
[  378.034709]  addrconf_rs_timer+0x314/0x690
[  378.038958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.043203]  call_timer_fn+0x272/0x920
[  378.047096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.051333]  ? process_timeout+0x40/0x40
[  378.055426]  ? mark_held_locks+0xc7/0x130
[  378.059579]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.064073]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.068572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.072814]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.077424]  ? trace_hardirqs_on+0xbd/0x310
[  378.081748]  ? kasan_check_read+0x11/0x20
[  378.085896]  ? __run_timers+0x7da/0xc70
[  378.089877]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.095073]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.099315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.103550]  __run_timers+0x7e5/0xc70
[  378.107359]  ? timer_fixup_init+0x70/0x70
[  378.111526]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.116549]  ? zap_class+0x640/0x640
[  378.120267]  ? print_usage_bug+0xc0/0xc0
[  378.124439]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.129640]  ? find_held_lock+0x36/0x1c0
[  378.133706]  ? zap_class+0x640/0x640
[  378.137441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.142989]  ? check_preemption_disabled+0x48/0x280
[  378.148019]  ? __lock_is_held+0xb5/0x140
[  378.152086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.157625]  ? check_preemption_disabled+0x48/0x280
[  378.162654]  run_timer_softirq+0x52/0xb0
[  378.166721]  ? rcu_read_lock_sched_held+0x14f/0x180
[  378.171740]  __do_softirq+0x308/0xb7e
[  378.175544]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.180043]  ? lock_downgrade+0x900/0x900
[  378.184198]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  378.189313]  ? pvclock_read_flags+0x160/0x160
[  378.193817]  ? lapic_next_event+0x5a/0x90
[  378.197973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.203519]  ? kvm_clock_read+0x18/0x30
[  378.207497]  ? kvm_sched_clock_read+0x9/0x20
[  378.211913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.217453]  ? check_preemption_disabled+0x48/0x280
[  378.222482]  irq_exit+0x17f/0x1c0
[  378.225944]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.230894]  ? smp_reschedule_interrupt+0x109/0x650
[  378.235915]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.241799]  ? interrupt_entry+0xb5/0xc0
[  378.245865]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.250882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.255899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.260741]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.265760]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.270787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.275639]  apic_timer_interrupt+0xf/0x20
[  378.279867]  </IRQ>
[  378.282109] RIP: 0010:lock_release+0x51d/0xa00
[  378.286697] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  378.305815] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  378.313532] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  378.320807] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  378.328257] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  378.335533] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  378.342807] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  378.350115]  ? list_lru_count_one+0x25b/0x450
[  378.354618]  ? lock_downgrade+0x900/0x900
[  378.358775]  ? check_preemption_disabled+0x48/0x280
[  378.363799]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.368731]  ? kasan_check_read+0x11/0x20
[  378.372879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.378158]  ? rcu_softirq_qs+0x20/0x20
[  378.382151]  list_lru_count_one+0x282/0x450
[  378.386482]  ? list_lru_isolate_move+0x3c0/0x3c0
[  378.391244]  ? shmem_free_inode+0xd0/0xd0
[  378.395416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.400956]  ? ubifs_shrink_count+0xc4/0x100
[  378.405397]  super_cache_count+0x1b9/0x2e0
[  378.409647]  do_shrink_slab+0x1b1/0xd30
[  378.413633]  ? snapshot_refaults+0x290/0x290
[  378.418044]  ? lock_release+0xa00/0xa00
[  378.422026]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  378.426965]  ? down_read_trylock+0xda/0x140
[  378.431286]  ? shrink_slab+0x207/0x8c0
[  378.435177]  ? downgrade_write+0x270/0x270
[  378.439425]  shrink_slab+0x389/0x8c0
[  378.443142]  ? shrink_active_list+0x1f00/0x1f00
[  378.447821]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  378.453449]  ? __lock_acquire+0x62f/0x4c20
[  378.457692]  ? percpu_ref_get_many+0x240/0x240
[  378.462293]  ? print_usage_bug+0xc0/0xc0
[  378.466385]  shrink_node+0x431/0x16b0
[  378.470192]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  378.475491]  ? shrink_node_memcg+0x18f0/0x18f0
[  378.480081]  ? kvm_clock_read+0x18/0x30
[  378.484060]  ? ktime_get+0x2c1/0x400
[  378.487782]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.492285]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  378.497827]  ? __cpuset_node_allowed+0x19b/0x660
[  378.502582]  ? mark_held_locks+0x130/0x130
[  378.506820]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  378.512532]  ? zap_class+0x640/0x640
[  378.516254]  do_try_to_free_pages+0x3e7/0x1290
[  378.520839]  ? zap_class+0x640/0x640
[  378.524568]  ? shrink_node+0x16b0/0x16b0
[  378.528860]  ? __lock_is_held+0xb5/0x140
[  378.532936]  try_to_free_pages+0x4d0/0xb90
[  378.537182]  ? do_try_to_free_pages+0x1290/0x1290
[  378.542037]  ? lock_acquire+0x1ed/0x520
[  378.546013]  ? set_page_refcounted+0x280/0x280
[  378.550607]  ? lock_release+0xa00/0xa00
[  378.554585]  ? _raw_spin_unlock_irq+0x60/0x80
[  378.559082]  ? psi_memstall_enter+0x240/0x2b0
[  378.563587]  ? psi_memstall_tick+0x230/0x230
[  378.568031]  __alloc_pages_slowpath+0xa48/0x2de0
[  378.572814]  ? warn_alloc+0x120/0x120
[  378.576619]  ? mark_held_locks+0x130/0x130
[  378.580864]  ? find_get_entry+0xaae/0x1120
[  378.585110]  ? filemap_map_pages+0x1a20/0x1a20
[  378.589699]  ? zap_class+0x640/0x640
[  378.593424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.598966]  ? check_preemption_disabled+0x48/0x280
[  378.603985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.609529]  ? should_fail+0x22d/0xd01
[  378.613425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.618534]  ? zap_class+0x640/0x640
[  378.622276]  ? __lock_is_held+0xb5/0x140
[  378.626437]  ? mark_held_locks+0x130/0x130
[  378.630678]  ? lock_release+0xa00/0xa00
[  378.634657]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.640110]  ? xa_load+0x2ba/0x460
[  378.643663]  ? lock_downgrade+0x900/0x900
[  378.647817]  ? __might_sleep+0x95/0x190
[  378.651804]  __alloc_pages_nodemask+0xad8/0xea0
[  378.656485]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  378.661509]  ? __page_cache_alloc+0x191/0x5c0
[  378.666003]  ? xa_load+0x2e1/0x460
[  378.669546]  ? xa_clear_mark+0x40/0x40
[  378.673437]  ? zap_class+0x640/0x640
[  378.677171]  ? zap_class+0x640/0x640
[  378.680885]  ? zap_class+0x640/0x640
[  378.684601]  ? __do_page_cache_readahead+0x663/0x810
[  378.689712]  ? find_held_lock+0x36/0x1c0
[  378.693781]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  378.699327]  alloc_pages_current+0x173/0x350
[  378.703758]  __page_cache_alloc+0x38c/0x5c0
[  378.708081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.713013]  ? kasan_check_read+0x11/0x20
[  378.717163]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.722533]  ? generic_perform_write+0x6a0/0x6a0
[  378.727316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.732883]  ? check_preemption_disabled+0x48/0x280
[  378.737914]  filemap_fault+0x1595/0x25f0
[  378.741997]  ? __lock_page_or_retry+0xa00/0xa00
[  378.746696]  ? mark_held_locks+0x130/0x130
[  378.750944]  ? filemap_map_pages+0xd6b/0x1a20
[  378.755448]  ? lock_downgrade+0x900/0x900
[  378.759599]  ? check_preemption_disabled+0x48/0x280
[  378.764623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.769557]  ? kasan_check_read+0x11/0x20
[  378.773705]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.778987]  ? rcu_softirq_qs+0x20/0x20
[  378.782974]  ? filemap_map_pages+0xd92/0x1a20
[  378.787479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.793024]  ? find_get_entries_tag+0x1400/0x1400
[  378.797878]  ? __lock_acquire+0x62f/0x4c20
[  378.802126]  ? lock_acquire+0x1ed/0x520
[  378.806101]  ? ext4_filemap_fault+0x7a/0xad
[  378.810432]  ? lock_release+0xa00/0xa00
[  378.814407]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.819863]  ? print_usage_bug+0xc0/0xc0
[  378.823931]  ? print_usage_bug+0xc0/0xc0
[  378.828006]  ? down_read+0x8d/0x120
[  378.831724]  ? ext4_filemap_fault+0x7a/0xad
[  378.836052]  ? __down_interruptible+0x700/0x700
[  378.840730]  ext4_filemap_fault+0x82/0xad
[  378.844898]  __do_fault+0x100/0x6b0
[  378.848532]  ? pmd_devmap_trans_unstable+0x220/0x220
[  378.853640]  ? mark_held_locks+0x130/0x130
[  378.857878]  ? mark_held_locks+0x130/0x130
[  378.862115]  ? find_held_lock+0x36/0x1c0
[  378.866185]  ? find_held_lock+0x36/0x1c0
[  378.870257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.875805]  __handle_mm_fault+0x3ea0/0x5be0
[  378.880222]  ? poll_select_copy_remaining+0x18c/0x6a0
[  378.885425]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  378.890282]  ? __might_fault+0x12b/0x1e0
[  378.894369]  ? lock_downgrade+0x900/0x900
[  378.898529]  ? zap_class+0x640/0x640
[  378.902244]  ? zap_class+0x640/0x640
[  378.905969]  ? find_held_lock+0x36/0x1c0
[  378.910045]  ? handle_mm_fault+0x42a/0xc70
[  378.914284]  ? lock_downgrade+0x900/0x900
[  378.918436]  ? check_preemption_disabled+0x48/0x280
[  378.923457]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.928392]  ? kasan_check_read+0x11/0x20
[  378.932545]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.937827]  ? rcu_softirq_qs+0x20/0x20
[  378.941804]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.946913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.952453]  ? check_preemption_disabled+0x48/0x280
[  378.957479]  handle_mm_fault+0x54f/0xc70
[  378.961550]  ? __handle_mm_fault+0x5be0/0x5be0
[  378.966139]  ? find_vma+0x34/0x190
[  378.969686]  __do_page_fault+0x5e8/0xe60
[  378.973748]  ? trace_hardirqs_off+0xb8/0x310
[  378.978170]  do_page_fault+0xf2/0x7e0
[  378.981975]  ? vmalloc_sync_all+0x30/0x30
[  378.986127]  ? error_entry+0x70/0xd0
[  378.989844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.994859]  ? trace_hardirqs_on_caller+0xc0/0x310
[  378.999792]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.004725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.009576]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.014596]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.020057]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.025079]  ? prepare_exit_to_usermode+0x291/0x3b0
[  379.030097]  ? page_fault+0x8/0x30
[  379.033646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.038722]  ? page_fault+0x8/0x30
[  379.042262]  page_fault+0x1e/0x30
[  379.045719] RIP: 0033:0x7fee66c9ddd3
[  379.049449] Code: Bad RIP value.
[  379.052826] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  379.058192] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  379.065460] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  379.072730] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  379.080001] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  379.087275] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  379.094580] warn_alloc_show_mem: 1 callbacks suppressed
[  379.094590] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  379.094591] Mem-Info:
[  379.094623] active_anon:56807 inactive_anon:186 isolated_anon:0
[  379.094623]  active_file:13 inactive_file:13 isolated_file:0
[  379.094623]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.094623]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  379.094623]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  379.094623]  free:13758 free_pcp:197 free_cma:0
[  379.099957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.099965] Call Trace:
[  379.107351] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.109748]  <IRQ>
[  379.143220] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  379.152580]  dump_stack+0x244/0x39d
[  379.155133] lowmem_reserve[]: 0 2818 6321 6321
[  379.182647]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.184772] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  379.210973]  warn_alloc.cold.116+0xb7/0x1bd
[  379.214573] lowmem_reserve[]: 0 0 3503 3503
[  379.219155]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.224340] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  379.251928]  ? lock_downgrade+0x900/0x900
[  379.256225] lowmem_reserve[]: 0 0 0 0
[  379.260549]  ? trace_hardirqs_off+0xb8/0x310
[  379.265366] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  379.294350]  ? trace_hardirqs_off+0xb8/0x310
[  379.298474] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  379.302365]  __alloc_pages_slowpath+0x2651/0x2de0
[  379.306742] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  379.320310]  ? warn_alloc+0x120/0x120
[  379.324682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  379.339932]  ? warn_alloc+0x120/0x120
[  379.344758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  379.359658]  ? warn_alloc+0x120/0x120
[  379.363439] 270 total pagecache pages
[  379.372274]  ? print_usage_bug+0xc0/0xc0
[  379.376081] 0 pages in swap cache
[  379.384645]  ? __lock_acquire+0x62f/0x4c20
[  379.388424] Swap cache stats: add 0, delete 0, find 0/0
[  379.392216]  ? print_usage_bug+0xc0/0xc0
[  379.396256] Free swap  = 0kB
[  379.399707]  ? kasan_check_read+0x11/0x20
[  379.403916] Total swap = 0kB
[  379.409273]  ? print_usage_bug+0xc0/0xc0
[  379.413336] 1965979 pages RAM
[  379.416351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.420469] 0 pages HighMem/MovableOnly
[  379.420477] 342854 pages reserved
[  379.423493]  ? should_fail+0x22d/0xd01
[  379.427528] 0 pages cma reserved
[  379.430631]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.436222] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.440117]  ? __lock_acquire+0x62f/0x4c20
[  379.440134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.440149]  ? __lock_acquire+0x62f/0x4c20
[  379.443636] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.447464]  ? should_fail+0x22d/0xd01
[  379.447487]  ? mark_held_locks+0x130/0x130
[  379.450828] init cpuset=/ mems_allowed=0
[  379.455923]  ? mark_held_locks+0x130/0x130
[  379.502101]  ? mark_held_locks+0x130/0x130
[  379.506345]  ? zap_class+0x640/0x640
[  379.510062]  ? kasan_check_read+0x11/0x20
[  379.514216]  ? do_raw_spin_unlock+0xa7/0x330
[  379.518633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.524173]  ? check_preemption_disabled+0x48/0x280
[  379.529202]  ? __lock_is_held+0xb5/0x140
[  379.533291]  __alloc_pages_nodemask+0xad8/0xea0
[  379.537962]  ? zap_class+0x640/0x640
[  379.541687]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  379.546718]  ? find_held_lock+0x36/0x1c0
[  379.550795]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.555467]  ? lock_downgrade+0x900/0x900
[  379.559623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.565166]  cache_grow_begin+0xa5/0x8c0
[  379.569227]  ? do_raw_spin_unlock+0xa7/0x330
[  379.573649]  fallback_alloc+0x204/0x2e0
[  379.577633]  ____cache_alloc_node+0x1c7/0x1e0
[  379.582134]  kmem_cache_alloc_node+0xe3/0x730
[  379.586646]  __alloc_skb+0x119/0x770
[  379.590375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.594792]  ? check_preemption_disabled+0x48/0x280
[  379.599816]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.604747]  ? kasan_check_read+0x11/0x20
[  379.608900]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.614182]  ? rcu_softirq_qs+0x20/0x20
[  379.618170]  ? inet_select_addr+0x7fd/0xdf0
[  379.622673]  arp_create+0x195/0x970
[  379.626327]  arp_send_dst.part.19+0xe6/0x3f0
[  379.630744]  ? arp_xmit+0x610/0x610
[  379.634376]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.639329]  ? kasan_check_read+0x11/0x20
[  379.643481]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.648759]  ? rcu_softirq_qs+0x20/0x20
[  379.652747]  arp_solicit+0x806/0x14e0
[  379.656558]  ? find_held_lock+0x36/0x1c0
[  379.660622]  ? arp_rcv+0xbd0/0xbd0
[  379.664172]  ? neigh_probe+0x6f/0x120
[  379.667975]  ? lock_downgrade+0x900/0x900
[  379.672126]  ? skb_clone+0x21a/0x500
[  379.675841]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  379.681312]  ? skb_split+0x11e0/0x11e0
[  379.685200]  ? refcount_add_not_zero_checked+0x330/0x330
[  379.690655]  ? do_raw_write_trylock+0x270/0x270
[  379.695326]  ? do_raw_read_unlock+0x70/0x70
[  379.699748]  ? arp_rcv+0xbd0/0xbd0
[  379.703316]  neigh_probe+0xca/0x120
[  379.706945]  neigh_timer_handler+0x694/0xdf0
[  379.711370]  ? neigh_periodic_work+0xc60/0xc60
[  379.715956]  ? __lock_is_held+0xb5/0x140
[  379.720030]  call_timer_fn+0x272/0x920
[  379.723921]  ? neigh_periodic_work+0xc60/0xc60
[  379.728507]  ? process_timeout+0x40/0x40
[  379.732579]  ? __run_timers+0x7da/0xc70
[  379.736562]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.741061]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.745558]  ? neigh_periodic_work+0xc60/0xc60
[  379.750146]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.754735]  ? trace_hardirqs_on+0xbd/0x310
[  379.759057]  ? kasan_check_read+0x11/0x20
[  379.763204]  ? __run_timers+0x7da/0xc70
[  379.767182]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.772307]  ? neigh_periodic_work+0xc60/0xc60
[  379.776893]  __run_timers+0x7e5/0xc70
[  379.780705]  ? timer_fixup_init+0x70/0x70
[  379.784855]  ? kasan_check_read+0x11/0x20
[  379.789004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.794292]  ? rcu_softirq_qs+0x20/0x20
[  379.798285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.803826]  ? check_preemption_disabled+0x48/0x280
[  379.808851]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.813610]  ? retint_kernel+0x2d/0x2d
[  379.817499]  ? trace_hardirqs_on_caller+0xc0/0x310
[  379.822435]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.827195]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.832649]  ? zap_class+0x640/0x640
[  379.836375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.841917]  ? check_preemption_disabled+0x48/0x280
[  379.846949]  ? __lock_is_held+0xb5/0x140
[  379.851017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.856559]  ? check_preemption_disabled+0x48/0x280
[  379.861586]  run_timer_softirq+0x52/0xb0
[  379.865654]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.870676]  __do_softirq+0x308/0xb7e
[  379.874855]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.879357]  ? lock_downgrade+0x900/0x900
[  379.883517]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  379.888633]  ? pvclock_read_flags+0x160/0x160
[  379.893133]  ? lapic_next_event+0x5a/0x90
[  379.897313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.902856]  ? kvm_clock_read+0x18/0x30
[  379.906836]  ? kvm_sched_clock_read+0x9/0x20
[  379.911269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.916814]  ? check_preemption_disabled+0x48/0x280
[  379.921842]  irq_exit+0x17f/0x1c0
[  379.925308]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.930154]  ? smp_reschedule_interrupt+0x109/0x650
[  379.935177]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.941065]  ? interrupt_entry+0xb5/0xc0
[  379.945133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.950149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.955172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.960017]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.965038]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.970054]  ? task_prio+0x50/0x50
[  379.973600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.979141]  ? check_preemption_disabled+0x48/0x280
[  379.984163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.989019]  apic_timer_interrupt+0xf/0x20
[  379.993267]  </IRQ>
[  379.995508] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  380.000440] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  380.019341] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.027053] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.034330] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  380.041604] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  380.048975] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  380.056260] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  380.063566]  skb_clone+0x1bb/0x500
[  380.067109]  ? finish_task_switch+0x1b4/0x910
[  380.071607]  ? skb_split+0x11e0/0x11e0
[  380.075503]  ? preempt_notifier_register+0x200/0x200
[  380.080607]  ? __switch_to_asm+0x34/0x70
[  380.084672]  ? __switch_to_asm+0x34/0x70
[  380.088733]  ? __switch_to_asm+0x40/0x70
[  380.092803]  ? __switch_to_asm+0x34/0x70
[  380.096863]  ? __switch_to_asm+0x40/0x70
[  380.100925]  ? __switch_to_asm+0x34/0x70
[  380.104984]  ? __switch_to_asm+0x40/0x70
[  380.109043]  ? __switch_to_asm+0x34/0x70
[  380.113110]  ? __switch_to_asm+0x34/0x70
[  380.117174]  ? __switch_to_asm+0x40/0x70
[  380.121252]  ? __switch_to_asm+0x34/0x70
[  380.125324]  bpf_clone_redirect+0xb9/0x490
[  380.129564]  ? __schedule+0x8d7/0x21d0
[  380.133463]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  380.138488]  ? __sched_text_start+0x8/0x8
[  380.142726]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.147499]  ? find_held_lock+0x36/0x1c0
[  380.151573]  ? lock_acquire+0x1ed/0x520
[  380.155552]  ? bpf_test_run+0x3cb/0x780
[  380.159531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.165071]  ? check_preemption_disabled+0x48/0x280
[  380.170101]  ? kasan_check_read+0x11/0x20
[  380.174267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.179635]  ? rcu_softirq_qs+0x20/0x20
[  380.183614]  ? preempt_schedule+0x4d/0x60
[  380.187771]  ? ___preempt_schedule+0x16/0x18
[  380.192193]  ? bpf_test_run+0x25d/0x780
[  380.196197]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.200624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.206177]  ? bpf_test_init.isra.10+0x70/0x100
[  380.210857]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  380.215625]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.220469]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.226011]  ? fput+0x130/0x1a0
[  380.229298]  ? __bpf_prog_get+0x9b/0x290
[  380.233384]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.238248]  ? bpf_prog_test_run+0x130/0x1a0
[  380.242663]  ? __x64_sys_bpf+0x3db/0x520
[  380.246740]  ? bpf_prog_get+0x20/0x20
[  380.250570]  ? do_syscall_64+0x1b9/0x820
[  380.254633]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.260001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.265019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.269894]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.274914]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.279932]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.284959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.289811]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.295237] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  380.295380] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.301482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.311953] syz-executor5 cpuset=syz5 mems_allowed=0
[  380.321301] Call Trace:
[  380.329181]  <IRQ>
[  380.331381]  dump_stack+0x244/0x39d
[  380.335127]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.340430]  warn_alloc.cold.116+0xb7/0x1bd
[  380.344764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.349617]  ? lock_downgrade+0x900/0x900
[  380.353779]  ? trace_hardirqs_off+0xb8/0x310
[  380.358226]  ? trace_hardirqs_off+0xb8/0x310
[  380.362649]  __alloc_pages_slowpath+0x2651/0x2de0
[  380.367521]  ? warn_alloc+0x120/0x120
[  380.371381]  ? print_usage_bug+0xc0/0xc0
[  380.375455]  ? warn_alloc+0x120/0x120
[  380.379293]  ? warn_alloc+0x120/0x120
[  380.383104]  ? print_usage_bug+0xc0/0xc0
[  380.387178]  ? print_usage_bug+0xc0/0xc0
[  380.391265]  ? __lock_acquire+0x62f/0x4c20
[  380.395511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.401057]  ? should_fail+0x22d/0xd01
[  380.404953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.410065]  ? __lock_acquire+0x62f/0x4c20
[  380.414311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.419422]  ? __lock_acquire+0x62f/0x4c20
[  380.423772]  ? should_fail+0x22d/0xd01
[  380.427664]  ? find_held_lock+0x36/0x1c0
[  380.431741]  ? mark_held_locks+0x130/0x130
[  380.435988]  ? mark_held_locks+0x130/0x130
[  380.440243]  ? zap_class+0x640/0x640
[  380.444397]  ? zap_class+0x640/0x640
[  380.448120]  ? print_usage_bug+0xc0/0xc0
[  380.452186]  ? do_raw_spin_unlock+0xa7/0x330
[  380.456626]  ? zap_class+0x640/0x640
[  380.460343]  ? print_usage_bug+0xc0/0xc0
[  380.464408]  ? wq_watchdog_touch+0x9c/0xfe
[  380.468816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.474447]  ? check_preemption_disabled+0x48/0x280
[  380.479477]  ? __lock_is_held+0xb5/0x140
[  380.483550]  __alloc_pages_nodemask+0xad8/0xea0
[  380.488246]  ? zap_class+0x640/0x640
[  380.491969]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  380.497002]  ? find_held_lock+0x36/0x1c0
[  380.501081]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.505772]  ? lock_downgrade+0x900/0x900
[  380.509934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.515499]  cache_grow_begin+0xa5/0x8c0
[  380.519565]  ? do_raw_spin_unlock+0xa7/0x330
[  380.523990]  fallback_alloc+0x204/0x2e0
[  380.527974]  ____cache_alloc_node+0x1c7/0x1e0
[  380.532485]  kmem_cache_alloc_node+0xe3/0x730
[  380.537041]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.541299]  __alloc_skb+0x119/0x770
[  380.545052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.550338]  ? netdev_alloc_frag+0x1f0/0x1f0
[  380.554754]  ? lock_downgrade+0x900/0x900
[  380.558917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.564472]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.569934]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.575390]  ? addrconf_rs_timer+0x690/0x690
[  380.579815]  ndisc_alloc_skb+0x144/0x340
[  380.583887]  ndisc_send_rs+0x331/0x6e0
[  380.587786]  addrconf_rs_timer+0x314/0x690
[  380.592033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.596284]  call_timer_fn+0x272/0x920
[  380.600227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.604469]  ? process_timeout+0x40/0x40
[  380.608545]  ? mark_held_locks+0xc7/0x130
[  380.612703]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.617224]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.621726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.625970]  ? lockdep_hardirqs_on+0x296/0x5b0
[  380.630561]  ? trace_hardirqs_on+0xbd/0x310
[  380.634912]  ? kasan_check_read+0x11/0x20
[  380.639065]  ? __run_timers+0x7da/0xc70
[  380.643135]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.648251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.652502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.656756]  __run_timers+0x7e5/0xc70
[  380.660571]  ? timer_fixup_init+0x70/0x70
[  380.664731]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.669851]  ? zap_class+0x640/0x640
[  380.673577]  ? print_usage_bug+0xc0/0xc0
[  380.677651]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.682852]  ? find_held_lock+0x36/0x1c0
[  380.686922]  ? zap_class+0x640/0x640
[  380.690647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.696223]  ? check_preemption_disabled+0x48/0x280
[  380.701284]  ? __lock_is_held+0xb5/0x140
[  380.705354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.710901]  ? check_preemption_disabled+0x48/0x280
[  380.715930]  run_timer_softirq+0x52/0xb0
[  380.719998]  ? rcu_read_lock_sched_held+0x14f/0x180
[  380.725020]  __do_softirq+0x308/0xb7e
[  380.728839]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  380.733338]  ? lock_downgrade+0x900/0x900
[  380.737497]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.742698]  ? pvclock_read_flags+0x160/0x160
[  380.747217]  ? lapic_next_event+0x5a/0x90
[  380.751373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.756923]  ? kvm_clock_read+0x18/0x30
[  380.760921]  ? kvm_sched_clock_read+0x9/0x20
[  380.765391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.770936]  ? check_preemption_disabled+0x48/0x280
[  380.775971]  irq_exit+0x17f/0x1c0
[  380.779433]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.784282]  ? smp_reschedule_interrupt+0x109/0x650
[  380.789309]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.795217]  ? interrupt_entry+0xb5/0xc0
[  380.799287]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.804312]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.809390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.814293]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.819319]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.824351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.829303]  apic_timer_interrupt+0xf/0x20
[  380.833539]  </IRQ>
[  380.835784] RIP: 0010:lock_release+0x51d/0xa00
[  380.840372] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  380.859276] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.866990] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  380.874266] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  380.881589] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  380.888860] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  380.896132] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  380.903457]  ? list_lru_count_one+0x25b/0x450
[  380.907963]  ? lock_downgrade+0x900/0x900
[  380.912119]  ? check_preemption_disabled+0x48/0x280
[  380.917188]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.922121]  ? kasan_check_read+0x11/0x20
[  380.926296]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.931583]  ? rcu_softirq_qs+0x20/0x20
[  380.935577]  list_lru_count_one+0x282/0x450
[  380.939909]  ? list_lru_isolate_move+0x3c0/0x3c0
[  380.944667]  ? shmem_free_inode+0xd0/0xd0
[  380.948826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.954383]  ? ubifs_shrink_count+0xc4/0x100
[  380.958807]  super_cache_count+0x1b9/0x2e0
[  380.963052]  do_shrink_slab+0x1b1/0xd30
[  380.967041]  ? snapshot_refaults+0x290/0x290
[  380.971460]  ? lock_release+0xa00/0xa00
[  380.975448]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  380.980740]  ? down_read_trylock+0xda/0x140
[  380.985064]  ? shrink_slab+0x207/0x8c0
[  380.988957]  ? downgrade_write+0x270/0x270
[  380.993216]  shrink_slab+0x389/0x8c0
[  380.996939]  ? shrink_active_list+0x1f00/0x1f00
[  381.001636]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  381.007268]  ? __lock_acquire+0x62f/0x4c20
[  381.011519]  ? percpu_ref_get_many+0x240/0x240
[  381.016120]  ? print_usage_bug+0xc0/0xc0
[  381.020220]  shrink_node+0x431/0x16b0
[  381.024026]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  381.029327]  ? shrink_node_memcg+0x18f0/0x18f0
[  381.033920]  ? kvm_clock_read+0x18/0x30
[  381.037899]  ? ktime_get+0x2c1/0x400
[  381.041942]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.046449]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  381.051991]  ? __cpuset_node_allowed+0x19b/0x660
[  381.056754]  ? mark_held_locks+0x130/0x130
[  381.060998]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  381.066716]  ? zap_class+0x640/0x640
[  381.070446]  do_try_to_free_pages+0x3e7/0x1290
[  381.075038]  ? zap_class+0x640/0x640
[  381.078772]  ? shrink_node+0x16b0/0x16b0
[  381.082843]  ? __lock_is_held+0xb5/0x140
[  381.086919]  try_to_free_pages+0x4d0/0xb90
[  381.091185]  ? do_try_to_free_pages+0x1290/0x1290
[  381.096048]  ? lock_acquire+0x1ed/0x520
[  381.100027]  ? set_page_refcounted+0x280/0x280
[  381.104622]  ? lock_release+0xa00/0xa00
[  381.108602]  ? _raw_spin_unlock_irq+0x60/0x80
[  381.113124]  ? psi_memstall_enter+0x240/0x2b0
[  381.117650]  ? psi_memstall_tick+0x230/0x230
[  381.122073]  __alloc_pages_slowpath+0xa48/0x2de0
[  381.126891]  ? warn_alloc+0x120/0x120
[  381.130694]  ? mark_held_locks+0x130/0x130
[  381.134938]  ? find_get_entry+0xaae/0x1120
[  381.139196]  ? filemap_map_pages+0x1a20/0x1a20
[  381.143789]  ? zap_class+0x640/0x640
[  381.147515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.153058]  ? check_preemption_disabled+0x48/0x280
[  381.158078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.163620]  ? should_fail+0x22d/0xd01
[  381.167519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.172633]  ? zap_class+0x640/0x640
[  381.176373]  ? __lock_is_held+0xb5/0x140
[  381.180446]  ? mark_held_locks+0x130/0x130
[  381.184690]  ? lock_release+0xa00/0xa00
[  381.188675]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.194155]  ? xa_load+0x2ba/0x460
[  381.197836]  ? lock_downgrade+0x900/0x900
[  381.201993]  ? __might_sleep+0x95/0x190
[  381.205977]  __alloc_pages_nodemask+0xad8/0xea0
[  381.210654]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  381.215680]  ? __page_cache_alloc+0x191/0x5c0
[  381.220187]  ? xa_load+0x2e1/0x460
[  381.223733]  ? xa_clear_mark+0x40/0x40
[  381.227630]  ? zap_class+0x640/0x640
[  381.231364]  ? zap_class+0x640/0x640
[  381.235082]  ? zap_class+0x640/0x640
[  381.238840]  ? __do_page_cache_readahead+0x663/0x810
[  381.243952]  ? find_held_lock+0x36/0x1c0
[  381.248021]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  381.253655]  alloc_pages_current+0x173/0x350
[  381.258095]  __page_cache_alloc+0x38c/0x5c0
[  381.262446]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.267394]  ? kasan_check_read+0x11/0x20
[  381.271548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.276832]  ? generic_perform_write+0x6a0/0x6a0
[  381.281598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.287171]  ? check_preemption_disabled+0x48/0x280
[  381.292208]  filemap_fault+0x1595/0x25f0
[  381.296287]  ? __lock_page_or_retry+0xa00/0xa00
[  381.301054]  ? mark_held_locks+0x130/0x130
[  381.305303]  ? filemap_map_pages+0xd6b/0x1a20
[  381.309805]  ? lock_downgrade+0x900/0x900
[  381.313962]  ? check_preemption_disabled+0x48/0x280
[  381.319076]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.324011]  ? kasan_check_read+0x11/0x20
[  381.328339]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.333625]  ? rcu_softirq_qs+0x20/0x20
[  381.337617]  ? filemap_map_pages+0xd92/0x1a20
[  381.342278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.347833]  ? find_get_entries_tag+0x1400/0x1400
[  381.352688]  ? __lock_acquire+0x62f/0x4c20
[  381.356942]  ? lock_acquire+0x1ed/0x520
[  381.360923]  ? ext4_filemap_fault+0x7a/0xad
[  381.365256]  ? lock_release+0xa00/0xa00
[  381.369237]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.374706]  ? print_usage_bug+0xc0/0xc0
[  381.378776]  ? print_usage_bug+0xc0/0xc0
[  381.382857]  ? down_read+0x8d/0x120
[  381.386488]  ? ext4_filemap_fault+0x7a/0xad
[  381.390820]  ? __down_interruptible+0x700/0x700
[  381.395502]  ext4_filemap_fault+0x82/0xad
[  381.399660]  __do_fault+0x100/0x6b0
[  381.403298]  ? pmd_devmap_trans_unstable+0x220/0x220
[  381.408409]  ? mark_held_locks+0x130/0x130
[  381.412651]  ? mark_held_locks+0x130/0x130
[  381.417033]  ? find_held_lock+0x36/0x1c0
[  381.421107]  ? find_held_lock+0x36/0x1c0
[  381.425205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.430755]  __handle_mm_fault+0x3ea0/0x5be0
[  381.435177]  ? poll_select_copy_remaining+0x18c/0x6a0
[  381.440379]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  381.445291]  ? __might_fault+0x12b/0x1e0
[  381.449362]  ? lock_downgrade+0x900/0x900
[  381.453528]  ? zap_class+0x640/0x640
[  381.457244]  ? zap_class+0x640/0x640
[  381.460966]  ? find_held_lock+0x36/0x1c0
[  381.465040]  ? handle_mm_fault+0x42a/0xc70
[  381.469299]  ? lock_downgrade+0x900/0x900
[  381.473452]  ? check_preemption_disabled+0x48/0x280
[  381.478479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.483412]  ? kasan_check_read+0x11/0x20
[  381.487569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.492852]  ? rcu_softirq_qs+0x20/0x20
[  381.496834]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.501941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.507486]  ? check_preemption_disabled+0x48/0x280
[  381.512519]  handle_mm_fault+0x54f/0xc70
[  381.516674]  ? __handle_mm_fault+0x5be0/0x5be0
[  381.521270]  ? find_vma+0x34/0x190
[  381.524818]  __do_page_fault+0x5e8/0xe60
[  381.528882]  ? trace_hardirqs_off+0xb8/0x310
[  381.533304]  do_page_fault+0xf2/0x7e0
[  381.537134]  ? vmalloc_sync_all+0x30/0x30
[  381.541287]  ? error_entry+0x70/0xd0
[  381.545009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.550033]  ? trace_hardirqs_on_caller+0xc0/0x310
[  381.554966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.559901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.564752]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.569771]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.575232]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.580255]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.585279]  ? page_fault+0x8/0x30
[  381.588829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.593679]  ? page_fault+0x8/0x30
[  381.597230]  page_fault+0x1e/0x30
[  381.600685] RIP: 0033:0x7fee66c9ddd3
[  381.604412] Code: Bad RIP value.
[  381.607868] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  381.613232] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  381.620526] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  381.627800] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  381.635074] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  381.642373] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  381.649756] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  381.649761] warn_alloc_show_mem: 1 callbacks suppressed
[  381.649767] Mem-Info:
[  381.657142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.662515] active_anon:56807 inactive_anon:186 isolated_anon:0
[  381.662515]  active_file:13 inactive_file:13 isolated_file:0
[  381.662515]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.662515]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  381.662515]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  381.662515]  free:13758 free_pcp:197 free_cma:0
[  381.664895] Call Trace:
[  381.674282] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.707139]  <IRQ>
[  381.709712] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  381.737326]  dump_stack+0x244/0x39d
[  381.739450] lowmem_reserve[]: 0 2818 6321 6321
[  381.765577]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.769190] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  381.773783]  warn_alloc.cold.116+0xb7/0x1bd
[  381.778940] lowmem_reserve[]: 0 0 3503 3503
[  381.806785]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.811114] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  381.815443]  ? lock_downgrade+0x900/0x900
[  381.820262] lowmem_reserve[]: 0 0 0 0
[  381.849162]  ? trace_hardirqs_off+0xb8/0x310
[  381.853289] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  381.857117]  ? trace_hardirqs_off+0xb8/0x310
[  381.861502] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  381.875801]  __alloc_pages_slowpath+0x2651/0x2de0
[  381.880188] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  381.895476]  ? warn_alloc+0x120/0x120
[  381.900284] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.915190]  ? warn_alloc+0x120/0x120
[  381.918976] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.927896]  ? warn_alloc+0x120/0x120
[  381.931680] 270 total pagecache pages
[  381.940257]  ? print_usage_bug+0xc0/0xc0
[  381.944047] 0 pages in swap cache
[  381.947839]  ? print_usage_bug+0xc0/0xc0
[  381.951881] Swap cache stats: add 0, delete 0, find 0/0
[  381.951889] Free swap  = 0kB
[  381.955343]  ? rcu_irq_exit+0x1a2/0x390
[  381.959381] Total swap = 0kB
[  381.959389] 1965979 pages RAM
[  381.964752]  ? print_usage_bug+0xc0/0xc0
[  381.967750] 0 pages HighMem/MovableOnly
[  381.967757] 342854 pages reserved
[  381.971732]  ? kvm_clock_read+0x18/0x30
[  381.974733] 0 pages cma reserved
[  381.977835]  ? kvm_sched_clock_read+0x9/0x20
[  381.981931] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.985848]  ? task_prio+0x50/0x50
[  381.989430] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.993266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.996609] init cpuset=/ mems_allowed=0
[  382.001018]  ? should_fail+0x22d/0xd01
[  382.034362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.039482]  ? __lock_acquire+0x62f/0x4c20
[  382.044168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.049282]  ? __lock_acquire+0x62f/0x4c20
[  382.053521]  ? should_fail+0x22d/0xd01
[  382.057428]  ? mark_held_locks+0x130/0x130
[  382.061676]  ? mark_held_locks+0x130/0x130
[  382.065928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.071471]  ? check_preemption_disabled+0x48/0x280
[  382.076499]  ? zap_class+0x640/0x640
[  382.080229]  ? print_usage_bug+0xc0/0xc0
[  382.084301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.089844]  ? check_preemption_disabled+0x48/0x280
[  382.094875]  ? __lock_is_held+0xb5/0x140
[  382.098950]  __alloc_pages_nodemask+0xad8/0xea0
[  382.103624]  ? zap_class+0x640/0x640
[  382.107348]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  382.112382]  ? find_held_lock+0x36/0x1c0
[  382.116457]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.121142]  ? lock_downgrade+0x900/0x900
[  382.125300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.130849]  cache_grow_begin+0xa5/0x8c0
[  382.134915]  ? do_raw_spin_unlock+0xa7/0x330
[  382.139336]  fallback_alloc+0x204/0x2e0
[  382.143322]  ____cache_alloc_node+0x1c7/0x1e0
[  382.147830]  kmem_cache_alloc_node+0xe3/0x730
[  382.152334]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.156587]  __alloc_skb+0x119/0x770
[  382.160312]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.165602]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.170013]  ? lock_downgrade+0x900/0x900
[  382.174259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.179805]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.185263]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.190723]  ? addrconf_rs_timer+0x690/0x690
[  382.195145]  ndisc_alloc_skb+0x144/0x340
[  382.199213]  ndisc_send_rs+0x331/0x6e0
[  382.203114]  addrconf_rs_timer+0x314/0x690
[  382.207449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.211698]  call_timer_fn+0x272/0x920
[  382.215594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.219834]  ? process_timeout+0x40/0x40
[  382.223905]  ? __run_timers+0x7da/0xc70
[  382.227886]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.232384]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.236881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.241123]  ? lockdep_hardirqs_on+0x296/0x5b0
[  382.245710]  ? trace_hardirqs_on+0xbd/0x310
[  382.250036]  ? kasan_check_read+0x11/0x20
[  382.254212]  ? __run_timers+0x7da/0xc70
[  382.258194]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.263320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.267646]  __run_timers+0x7e5/0xc70
[  382.271464]  ? timer_fixup_init+0x70/0x70
[  382.275622]  ? kasan_check_read+0x11/0x20
[  382.279773]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.285154]  ? rcu_softirq_qs+0x20/0x20
[  382.289140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.294684]  ? check_preemption_disabled+0x48/0x280
[  382.299713]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.304572]  ? retint_kernel+0x2d/0x2d
[  382.308467]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.313404]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.318168]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.323801]  ? zap_class+0x640/0x640
[  382.327537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.333094]  ? check_preemption_disabled+0x48/0x280
[  382.338237]  ? __lock_is_held+0xb5/0x140
[  382.342314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.347949]  ? check_preemption_disabled+0x48/0x280
[  382.352978]  run_timer_softirq+0x52/0xb0
[  382.357069]  ? rcu_read_lock_sched_held+0x14f/0x180
[  382.362100]  __do_softirq+0x308/0xb7e
[  382.365908]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  382.370408]  ? lock_downgrade+0x900/0x900
[  382.374570]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  382.379859]  ? pvclock_read_flags+0x160/0x160
[  382.384397]  ? lapic_next_event+0x5a/0x90
[  382.388641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.394340]  ? kvm_clock_read+0x18/0x30
[  382.398318]  ? kvm_sched_clock_read+0x9/0x20
[  382.402734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.408400]  ? check_preemption_disabled+0x48/0x280
[  382.413460]  irq_exit+0x17f/0x1c0
[  382.416921]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.421768]  ? smp_reschedule_interrupt+0x109/0x650
[  382.426791]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.432769]  ? interrupt_entry+0xb5/0xc0
[  382.436838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.441860]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.446886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.451744]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.456773]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.461797]  ? task_prio+0x50/0x50
[  382.465343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.470974]  ? check_preemption_disabled+0x48/0x280
[  382.476008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.480882]  apic_timer_interrupt+0xf/0x20
[  382.485119]  </IRQ>
[  382.487372] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  382.492307] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  382.511299] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  382.519014] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  382.526316] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  382.533593] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  382.540869] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  382.548231] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  382.555548]  skb_clone+0x1bb/0x500
[  382.559100]  ? finish_task_switch+0x1b4/0x910
[  382.563604]  ? skb_split+0x11e0/0x11e0
[  382.567504]  ? preempt_notifier_register+0x200/0x200
[  382.572615]  ? __switch_to_asm+0x34/0x70
[  382.576679]  ? __switch_to_asm+0x34/0x70
[  382.580742]  ? __switch_to_asm+0x40/0x70
[  382.584808]  ? __switch_to_asm+0x34/0x70
[  382.588870]  ? __switch_to_asm+0x40/0x70
[  382.592933]  ? __switch_to_asm+0x34/0x70
[  382.596996]  ? __switch_to_asm+0x40/0x70
[  382.601170]  ? __switch_to_asm+0x34/0x70
[  382.605238]  ? __switch_to_asm+0x34/0x70
[  382.609306]  ? __switch_to_asm+0x40/0x70
[  382.613373]  ? __switch_to_asm+0x34/0x70
[  382.617448]  bpf_clone_redirect+0xb9/0x490
[  382.621692]  ? __schedule+0x8d7/0x21d0
[  382.625693]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  382.630753]  ? __sched_text_start+0x8/0x8
[  382.634911]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.639685]  ? find_held_lock+0x36/0x1c0
[  382.643760]  ? lock_acquire+0x1ed/0x520
[  382.647746]  ? bpf_test_run+0x3cb/0x780
[  382.651741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.657288]  ? check_preemption_disabled+0x48/0x280
[  382.662319]  ? kasan_check_read+0x11/0x20
[  382.666476]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.671760]  ? rcu_softirq_qs+0x20/0x20
[  382.675749]  ? preempt_schedule+0x4d/0x60
[  382.679907]  ? ___preempt_schedule+0x16/0x18
[  382.684328]  ? bpf_test_run+0x25d/0x780
[  382.688317]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.692736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.698280]  ? bpf_test_init.isra.10+0x70/0x100
[  382.702958]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  382.707729]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.712581]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.718129]  ? fput+0x130/0x1a0
[  382.721419]  ? __bpf_prog_get+0x9b/0x290
[  382.725494]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.730348]  ? bpf_prog_test_run+0x130/0x1a0
[  382.734764]  ? __x64_sys_bpf+0x3db/0x520
[  382.738829]  ? bpf_prog_get+0x20/0x20
[  382.742657]  ? do_syscall_64+0x1b9/0x820
[  382.746723]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.752535]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.757470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.762320]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.767340]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.772364]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.777479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.782344]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.787733] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  382.787809] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.793971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.793976] Call Trace:
[  382.793981]  <IRQ>
[  382.794025]  dump_stack+0x244/0x39d
[  382.794046]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.800609] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.809894]  warn_alloc.cold.116+0xb7/0x1bd
[  382.812456] syz-executor5 cpuset=syz5 mems_allowed=0
[  382.814605]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.848876]  ? lock_downgrade+0x900/0x900
[  382.853053]  ? trace_hardirqs_off+0xb8/0x310
[  382.857478]  ? trace_hardirqs_off+0xb8/0x310
[  382.861898]  __alloc_pages_slowpath+0x2651/0x2de0
[  382.866771]  ? warn_alloc+0x120/0x120
[  382.870582]  ? print_usage_bug+0xc0/0xc0
[  382.874652]  ? warn_alloc+0x120/0x120
[  382.878462]  ? warn_alloc+0x120/0x120
[  382.882276]  ? print_usage_bug+0xc0/0xc0
[  382.886349]  ? print_usage_bug+0xc0/0xc0
[  382.890505]  ? __lock_acquire+0x62f/0x4c20
[  382.894760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.900304]  ? should_fail+0x22d/0xd01
[  382.904203]  ? __lock_acquire+0x62f/0x4c20
[  382.908454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.913561]  ? __lock_acquire+0x62f/0x4c20
[  382.917803]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.922949]  ? __lock_acquire+0x62f/0x4c20
[  382.927187]  ? should_fail+0x22d/0xd01
[  382.931093]  ? mark_held_locks+0x130/0x130
[  382.935339]  ? mark_held_locks+0x130/0x130
[  382.939583]  ? try_to_wake_up+0x11c/0x1490
[  382.943823]  ? lock_downgrade+0x900/0x900
[  382.947977]  ? zap_class+0x640/0x640
[  382.951725]  ? print_usage_bug+0xc0/0xc0
[  382.955880]  ? trace_hardirqs_off+0xb8/0x310
[  382.960295]  ? kasan_check_read+0x11/0x20
[  382.964462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.970033]  ? check_preemption_disabled+0x48/0x280
[  382.975065]  ? __lock_is_held+0xb5/0x140
[  382.979142]  __alloc_pages_nodemask+0xad8/0xea0
[  382.983824]  ? zap_class+0x640/0x640
[  382.987549]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  382.992585]  ? find_held_lock+0x36/0x1c0
[  382.996657]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.001423]  ? lock_downgrade+0x900/0x900
[  383.005604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.011153]  cache_grow_begin+0xa5/0x8c0
[  383.015312]  ? do_raw_spin_unlock+0xa7/0x330
[  383.019733]  fallback_alloc+0x204/0x2e0
[  383.023717]  ____cache_alloc_node+0x1c7/0x1e0
[  383.028228]  kmem_cache_alloc_node+0xe3/0x730
[  383.032808]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.037061]  __alloc_skb+0x119/0x770
[  383.041189]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.046483]  ? netdev_alloc_frag+0x1f0/0x1f0
[  383.051014]  ? lock_downgrade+0x900/0x900
[  383.055185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.060733]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.066225]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.071684]  ? addrconf_rs_timer+0x690/0x690
[  383.076114]  ndisc_alloc_skb+0x144/0x340
[  383.080189]  ndisc_send_rs+0x331/0x6e0
[  383.084087]  addrconf_rs_timer+0x314/0x690
[  383.088334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.092582]  call_timer_fn+0x272/0x920
[  383.096476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.100716]  ? process_timeout+0x40/0x40
[  383.104791]  ? mark_held_locks+0xc7/0x130
[  383.108958]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.113482]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.118005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.122244]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.126832]  ? trace_hardirqs_on+0xbd/0x310
[  383.131161]  ? kasan_check_read+0x11/0x20
[  383.135315]  ? __run_timers+0x7da/0xc70
[  383.139299]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.144416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.148655]  __run_timers+0x7e5/0xc70
[  383.152467]  ? timer_fixup_init+0x70/0x70
[  383.156620]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.161643]  ? zap_class+0x640/0x640
[  383.165365]  ? print_usage_bug+0xc0/0xc0
[  383.169435]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.174639]  ? find_held_lock+0x36/0x1c0
[  383.178706]  ? zap_class+0x640/0x640
[  383.182430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.188002]  ? check_preemption_disabled+0x48/0x280
[  383.193035]  ? __lock_is_held+0xb5/0x140
[  383.197102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.202645]  ? check_preemption_disabled+0x48/0x280
[  383.207667]  run_timer_softirq+0x52/0xb0
[  383.211735]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.216759]  __do_softirq+0x308/0xb7e
[  383.220568]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.225071]  ? lock_downgrade+0x900/0x900
[  383.229229]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.234345]  ? pvclock_read_flags+0x160/0x160
[  383.238846]  ? lapic_next_event+0x5a/0x90
[  383.243014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.248562]  ? kvm_clock_read+0x18/0x30
[  383.252541]  ? kvm_sched_clock_read+0x9/0x20
[  383.256977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.262523]  ? check_preemption_disabled+0x48/0x280
[  383.267553]  irq_exit+0x17f/0x1c0
[  383.271101]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.275976]  ? smp_reschedule_interrupt+0x109/0x650
[  383.281011]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.286901]  ? interrupt_entry+0xb5/0xc0
[  383.291000]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.296029]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.301061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.305916]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.310943]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.316023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.320877]  apic_timer_interrupt+0xf/0x20
[  383.325119]  </IRQ>
[  383.327364] RIP: 0010:lock_release+0x51d/0xa00
[  383.331981] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  383.350990] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  383.358702] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  383.366063] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  383.373341] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  383.380611] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  383.387882] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  383.395184]  ? list_lru_count_one+0x25b/0x450
[  383.399691]  ? lock_downgrade+0x900/0x900
[  383.403847]  ? check_preemption_disabled+0x48/0x280
[  383.408872]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.413805]  ? kasan_check_read+0x11/0x20
[  383.417983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.423269]  ? rcu_softirq_qs+0x20/0x20
[  383.427259]  list_lru_count_one+0x282/0x450
[  383.431585]  ? list_lru_isolate_move+0x3c0/0x3c0
[  383.436343]  ? shmem_free_inode+0xd0/0xd0
[  383.440495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.446036]  ? ubifs_shrink_count+0xc4/0x100
[  383.450461]  super_cache_count+0x1b9/0x2e0
[  383.454703]  do_shrink_slab+0x1b1/0xd30
[  383.458761]  ? snapshot_refaults+0x290/0x290
[  383.463198]  ? lock_release+0xa00/0xa00
[  383.467182]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  383.472212]  ? down_read_trylock+0xda/0x140
[  383.476536]  ? shrink_slab+0x207/0x8c0
[  383.480432]  ? downgrade_write+0x270/0x270
[  383.484685]  shrink_slab+0x389/0x8c0
[  383.488404]  ? shrink_active_list+0x1f00/0x1f00
[  383.493088]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  383.498718]  ? __lock_acquire+0x62f/0x4c20
[  383.502984]  ? percpu_ref_get_many+0x240/0x240
[  383.507680]  ? print_usage_bug+0xc0/0xc0
[  383.511754]  shrink_node+0x431/0x16b0
[  383.515561]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  383.520866]  ? shrink_node_memcg+0x18f0/0x18f0
[  383.525635]  ? kvm_clock_read+0x18/0x30
[  383.529617]  ? ktime_get+0x2c1/0x400
[  383.533341]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.537845]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.543388]  ? __cpuset_node_allowed+0x19b/0x660
[  383.548151]  ? mark_held_locks+0x130/0x130
[  383.552393]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  383.558115]  ? zap_class+0x640/0x640
[  383.561966]  do_try_to_free_pages+0x3e7/0x1290
[  383.566553]  ? zap_class+0x640/0x640
[  383.570289]  ? shrink_node+0x16b0/0x16b0
[  383.574360]  ? __lock_is_held+0xb5/0x140
[  383.578436]  try_to_free_pages+0x4d0/0xb90
[  383.582679]  ? do_try_to_free_pages+0x1290/0x1290
[  383.587537]  ? lock_acquire+0x1ed/0x520
[  383.591518]  ? set_page_refcounted+0x280/0x280
[  383.596112]  ? lock_release+0xa00/0xa00
[  383.600092]  ? _raw_spin_unlock_irq+0x60/0x80
[  383.604592]  ? psi_memstall_enter+0x240/0x2b0
[  383.609096]  ? psi_memstall_tick+0x230/0x230
[  383.613523]  __alloc_pages_slowpath+0xa48/0x2de0
[  383.618311]  ? warn_alloc+0x120/0x120
[  383.622116]  ? mark_held_locks+0x130/0x130
[  383.626360]  ? find_get_entry+0xaae/0x1120
[  383.630609]  ? filemap_map_pages+0x1a20/0x1a20
[  383.635202]  ? zap_class+0x640/0x640
[  383.638957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.644504]  ? check_preemption_disabled+0x48/0x280
[  383.649530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.655076]  ? should_fail+0x22d/0xd01
[  383.658995]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.664105]  ? zap_class+0x640/0x640
[  383.667851]  ? __lock_is_held+0xb5/0x140
[  383.671947]  ? mark_held_locks+0x130/0x130
[  383.676189]  ? lock_release+0xa00/0xa00
[  383.680170]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.685796]  ? xa_load+0x2ba/0x460
[  383.689341]  ? lock_downgrade+0x900/0x900
[  383.693503]  ? __might_sleep+0x95/0x190
[  383.697486]  __alloc_pages_nodemask+0xad8/0xea0
[  383.702342]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  383.707367]  ? __page_cache_alloc+0x191/0x5c0
[  383.711863]  ? xa_load+0x2e1/0x460
[  383.715407]  ? xa_clear_mark+0x40/0x40
[  383.719299]  ? zap_class+0x640/0x640
[  383.723133]  ? zap_class+0x640/0x640
[  383.726849]  ? zap_class+0x640/0x640
[  383.730567]  ? __do_page_cache_readahead+0x663/0x810
[  383.735700]  ? find_held_lock+0x36/0x1c0
[  383.739772]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  383.745323]  alloc_pages_current+0x173/0x350
[  383.749747]  __page_cache_alloc+0x38c/0x5c0
[  383.754078]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.759022]  ? kasan_check_read+0x11/0x20
[  383.763179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.768461]  ? generic_perform_write+0x6a0/0x6a0
[  383.773226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.778768]  ? check_preemption_disabled+0x48/0x280
[  383.783799]  filemap_fault+0x1595/0x25f0
[  383.787879]  ? __lock_page_or_retry+0xa00/0xa00
[  383.792584]  ? mark_held_locks+0x130/0x130
[  383.796835]  ? filemap_map_pages+0xd6b/0x1a20
[  383.801425]  ? lock_downgrade+0x900/0x900
[  383.805579]  ? check_preemption_disabled+0x48/0x280
[  383.810607]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.815542]  ? kasan_check_read+0x11/0x20
[  383.819697]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.824978]  ? rcu_softirq_qs+0x20/0x20
[  383.828978]  ? filemap_map_pages+0xd92/0x1a20
[  383.833485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.839123]  ? find_get_entries_tag+0x1400/0x1400
[  383.844015]  ? __lock_acquire+0x62f/0x4c20
[  383.848267]  ? lock_acquire+0x1ed/0x520
[  383.852269]  ? ext4_filemap_fault+0x7a/0xad
[  383.856606]  ? lock_release+0xa00/0xa00
[  383.860585]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.866045]  ? print_usage_bug+0xc0/0xc0
[  383.870118]  ? print_usage_bug+0xc0/0xc0
[  383.874711]  ? down_read+0x8d/0x120
[  383.878350]  ? ext4_filemap_fault+0x7a/0xad
[  383.882679]  ? __down_interruptible+0x700/0x700
[  383.887447]  ext4_filemap_fault+0x82/0xad
[  383.891607]  __do_fault+0x100/0x6b0
[  383.895248]  ? pmd_devmap_trans_unstable+0x220/0x220
[  383.900360]  ? mark_held_locks+0x130/0x130
[  383.904604]  ? mark_held_locks+0x130/0x130
[  383.908847]  ? find_held_lock+0x36/0x1c0
[  383.912958]  ? find_held_lock+0x36/0x1c0
[  383.917032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.922578]  __handle_mm_fault+0x3ea0/0x5be0
[  383.926996]  ? poll_select_copy_remaining+0x18c/0x6a0
[  383.932197]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  383.937074]  ? __might_fault+0x12b/0x1e0
[  383.941142]  ? lock_downgrade+0x900/0x900
[  383.945306]  ? zap_class+0x640/0x640
[  383.949028]  ? zap_class+0x640/0x640
[  383.952755]  ? find_held_lock+0x36/0x1c0
[  383.956833]  ? handle_mm_fault+0x42a/0xc70
[  383.961077]  ? lock_downgrade+0x900/0x900
[  383.965236]  ? check_preemption_disabled+0x48/0x280
[  383.970268]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.975292]  ? kasan_check_read+0x11/0x20
[  383.979513]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.984800]  ? rcu_softirq_qs+0x20/0x20
[  383.988784]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.993985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.999535]  ? check_preemption_disabled+0x48/0x280
[  384.004567]  handle_mm_fault+0x54f/0xc70
[  384.008637]  ? __handle_mm_fault+0x5be0/0x5be0
[  384.013228]  ? find_vma+0x34/0x190
[  384.016804]  __do_page_fault+0x5e8/0xe60
[  384.020874]  ? trace_hardirqs_off+0xb8/0x310
[  384.025324]  do_page_fault+0xf2/0x7e0
[  384.029138]  ? vmalloc_sync_all+0x30/0x30
[  384.033299]  ? error_entry+0x70/0xd0
[  384.037025]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.042054]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.047076]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.052014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.056956]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.061987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.067446]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.072472]  ? prepare_exit_to_usermode+0x291/0x3b0
[  384.077494]  ? page_fault+0x8/0x30
[  384.081046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.085936]  ? page_fault+0x8/0x30
[  384.089485]  page_fault+0x1e/0x30
[  384.092952] RIP: 0033:0x7fee66c9ddd3
[  384.096686] Code: Bad RIP value.
[  384.100051] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  384.105457] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  384.112732] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  384.120003] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  384.127280] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  384.134730] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  384.142025] warn_alloc_show_mem: 1 callbacks suppressed
[  384.142035] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  384.142037] Mem-Info:
[  384.142067] active_anon:56807 inactive_anon:186 isolated_anon:0
[  384.142067]  active_file:13 inactive_file:13 isolated_file:0
[  384.142067]  unevictable:0 dirty:0 writeback:0 unstable:0
[  384.142067]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  384.142067]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  384.142067]  free:13758 free_pcp:197 free_cma:0
[  384.147417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.154836] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  384.157235] Call Trace:
[  384.190107] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  384.199466]  <IRQ>
[  384.226948] lowmem_reserve[]: 0 2818 6321 6321
[  384.229560]  dump_stack+0x244/0x39d
[  384.255649] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  384.257815]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.262367] lowmem_reserve[]: 0 0 3503 3503
[  384.266014]  warn_alloc.cold.116+0xb7/0x1bd
[  384.293725] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  384.298929]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.303322] lowmem_reserve[]: 0 0 0 0
[  384.307651]  ? lock_downgrade+0x900/0x900
[  384.336563] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  384.341425]  ? trace_hardirqs_off+0xb8/0x310
[  384.345373] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  384.349586]  ? trace_hardirqs_off+0xb8/0x310
[  384.363080] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  384.367505]  __alloc_pages_slowpath+0x2651/0x2de0
[  384.382747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  384.387172]  ? warn_alloc+0x120/0x120
[  384.402047] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  384.402055] 270 total pagecache pages
[  384.406921]  ? print_usage_bug+0xc0/0xc0
[  384.415742] 0 pages in swap cache
[  384.419537]  ? warn_alloc+0x120/0x120
[  384.428096] Swap cache stats: add 0, delete 0, find 0/0
[  384.431907]  ? warn_alloc+0x120/0x120
[  384.435950] Free swap  = 0kB
[  384.439404]  ? print_usage_bug+0xc0/0xc0
[  384.443178] Total swap = 0kB
[  384.443186] 1965979 pages RAM
[  384.448548]  ? kvm_clock_read+0x18/0x30
[  384.452324] 0 pages HighMem/MovableOnly
[  384.452331] 342854 pages reserved
[  384.455349]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  384.459391] 0 pages cma reserved
[  384.459470] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.462420]  ? print_usage_bug+0xc0/0xc0
[  384.465556] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.469655]  ? __lock_acquire+0x62f/0x4c20
[  384.473611] init cpuset=/ mems_allowed=0
[  384.477062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.519525]  ? should_fail+0x22d/0xd01
[  384.523417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.528704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.533898]  ? __lock_acquire+0x62f/0x4c20
[  384.538142]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.543252]  ? __lock_acquire+0x62f/0x4c20
[  384.547497]  ? should_fail+0x22d/0xd01
[  384.551394]  ? rcu_irq_exit+0x1a2/0x390
[  384.555470]  ? mark_held_locks+0x130/0x130
[  384.559806]  ? mark_held_locks+0x130/0x130
[  384.564055]  ? mark_held_locks+0xc7/0x130
[  384.568387]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  384.573413]  ? zap_class+0x640/0x640
[  384.577136]  ? print_usage_bug+0xc0/0xc0
[  384.581208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.586754]  ? check_preemption_disabled+0x48/0x280
[  384.591898]  ? __lock_is_held+0xb5/0x140
[  384.595976]  __alloc_pages_nodemask+0xad8/0xea0
[  384.600665]  ? zap_class+0x640/0x640
[  384.604398]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  384.609430]  ? find_held_lock+0x36/0x1c0
[  384.613506]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.618187]  ? lock_downgrade+0x900/0x900
[  384.622351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.627916]  cache_grow_begin+0xa5/0x8c0
[  384.631983]  ? do_raw_spin_unlock+0xa7/0x330
[  384.636408]  fallback_alloc+0x204/0x2e0
[  384.640396]  ____cache_alloc_node+0x1c7/0x1e0
[  384.644902]  kmem_cache_alloc_node+0xe3/0x730
[  384.649404]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.653693]  __alloc_skb+0x119/0x770
[  384.657413]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.662715]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.667128]  ? lock_downgrade+0x900/0x900
[  384.671288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.676857]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.682319]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.687785]  ? addrconf_rs_timer+0x690/0x690
[  384.692211]  ndisc_alloc_skb+0x144/0x340
[  384.696290]  ndisc_send_rs+0x331/0x6e0
[  384.700187]  addrconf_rs_timer+0x314/0x690
[  384.704431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.708708]  call_timer_fn+0x272/0x920
[  384.712601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.716861]  ? process_timeout+0x40/0x40
[  384.720954]  ? __run_timers+0x7da/0xc70
[  384.724937]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.729438]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.733943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.738189]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.742775]  ? trace_hardirqs_on+0xbd/0x310
[  384.747101]  ? kasan_check_read+0x11/0x20
[  384.751252]  ? __run_timers+0x7da/0xc70
[  384.755238]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.760387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.764634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.768891]  __run_timers+0x7e5/0xc70
[  384.772707]  ? timer_fixup_init+0x70/0x70
[  384.776968]  ? kasan_check_read+0x11/0x20
[  384.781124]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.786427]  ? rcu_softirq_qs+0x20/0x20
[  384.790437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.796096]  ? check_preemption_disabled+0x48/0x280
[  384.801125]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.805892]  ? retint_kernel+0x2d/0x2d
[  384.809786]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.814724]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.819491]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.824949]  ? zap_class+0x640/0x640
[  384.828672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.834217]  ? check_preemption_disabled+0x48/0x280
[  384.839249]  ? __lock_is_held+0xb5/0x140
[  384.843320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.848904]  ? check_preemption_disabled+0x48/0x280
[  384.853946]  run_timer_softirq+0x52/0xb0
[  384.858012]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.863034]  __do_softirq+0x308/0xb7e
[  384.866862]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.871365]  ? lock_downgrade+0x900/0x900
[  384.875525]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.880642]  ? pvclock_read_flags+0x160/0x160
[  384.885147]  ? lapic_next_event+0x5a/0x90
[  384.889305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.894875]  ? kvm_clock_read+0x18/0x30
[  384.898868]  ? kvm_sched_clock_read+0x9/0x20
[  384.903369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.908922]  ? check_preemption_disabled+0x48/0x280
[  384.913957]  irq_exit+0x17f/0x1c0
[  384.917417]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.922262]  ? smp_reschedule_interrupt+0x109/0x650
[  384.927292]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.933182]  ? interrupt_entry+0xb5/0xc0
[  384.937253]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.942280]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.947308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.952164]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.957195]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.962216]  ? task_prio+0x50/0x50
[  384.965762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.971314]  ? check_preemption_disabled+0x48/0x280
[  384.976364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.981228]  apic_timer_interrupt+0xf/0x20
[  384.985462]  </IRQ>
[  384.987711] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  384.992646] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  385.011552] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  385.019269] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  385.026542] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  385.033891] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  385.041608] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  385.048892] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  385.056211]  skb_clone+0x1bb/0x500
[  385.059765]  ? finish_task_switch+0x1b4/0x910
[  385.064274]  ? skb_split+0x11e0/0x11e0
[  385.068180]  ? preempt_notifier_register+0x200/0x200
[  385.073287]  ? __switch_to_asm+0x34/0x70
[  385.077353]  ? __switch_to_asm+0x34/0x70
[  385.081419]  ? __switch_to_asm+0x40/0x70
[  385.085705]  ? __switch_to_asm+0x34/0x70
[  385.089768]  ? __switch_to_asm+0x40/0x70
[  385.093840]  ? __switch_to_asm+0x34/0x70
[  385.097908]  ? __switch_to_asm+0x40/0x70
[  385.101975]  ? __switch_to_asm+0x34/0x70
[  385.106041]  ? __switch_to_asm+0x34/0x70
[  385.110104]  ? __switch_to_asm+0x40/0x70
[  385.114171]  ? __switch_to_asm+0x34/0x70
[  385.118243]  bpf_clone_redirect+0xb9/0x490
[  385.122483]  ? __schedule+0x8d7/0x21d0
[  385.126381]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  385.131408]  ? __sched_text_start+0x8/0x8
[  385.135562]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.140343]  ? find_held_lock+0x36/0x1c0
[  385.144416]  ? lock_acquire+0x1ed/0x520
[  385.148397]  ? bpf_test_run+0x3cb/0x780
[  385.152379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.157936]  ? check_preemption_disabled+0x48/0x280
[  385.162965]  ? kasan_check_read+0x11/0x20
[  385.167119]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.172430]  ? rcu_softirq_qs+0x20/0x20
[  385.176425]  ? preempt_schedule+0x4d/0x60
[  385.180579]  ? ___preempt_schedule+0x16/0x18
[  385.185017]  ? bpf_test_run+0x25d/0x780
[  385.189008]  ? netlink_diag_dump+0x2a0/0x2a0
[  385.193424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.198972]  ? bpf_test_init.isra.10+0x70/0x100
[  385.203653]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  385.208422]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.213272]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.218835]  ? fput+0x130/0x1a0
[  385.222129]  ? __bpf_prog_get+0x9b/0x290
[  385.226199]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.231048]  ? bpf_prog_test_run+0x130/0x1a0
[  385.235482]  ? __x64_sys_bpf+0x3db/0x520
[  385.239838]  ? bpf_prog_get+0x20/0x20
[  385.243717]  ? do_syscall_64+0x1b9/0x820
[  385.247809]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  385.253206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.258157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.263020]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.268109]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.273131]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.278211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.283069]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.288454] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  385.288516] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.294697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.294702] Call Trace:
[  385.294708]  <IRQ>
[  385.294726]  dump_stack+0x244/0x39d
[  385.294748]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.301401] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.310683]  warn_alloc.cold.116+0xb7/0x1bd
[  385.313243] syz-executor5 cpuset=syz5 mems_allowed=0
[  385.315395]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.348908]  ? lock_downgrade+0x900/0x900
[  385.353068]  ? trace_hardirqs_off+0xb8/0x310
[  385.357486]  ? trace_hardirqs_off+0xb8/0x310
[  385.361911]  __alloc_pages_slowpath+0x2651/0x2de0
[  385.366807]  ? warn_alloc+0x120/0x120
[  385.370617]  ? print_usage_bug+0xc0/0xc0
[  385.374686]  ? warn_alloc+0x120/0x120
[  385.378495]  ? warn_alloc+0x120/0x120
[  385.382303]  ? print_usage_bug+0xc0/0xc0
[  385.386375]  ? print_usage_bug+0xc0/0xc0
[  385.390445]  ? __lock_acquire+0x62f/0x4c20
[  385.394697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.400242]  ? should_fail+0x22d/0xd01
[  385.404139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.409248]  ? __lock_acquire+0x62f/0x4c20
[  385.413493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.418628]  ? __lock_acquire+0x62f/0x4c20
[  385.422873]  ? should_fail+0x22d/0xd01
[  385.426765]  ? find_held_lock+0x36/0x1c0
[  385.430867]  ? mark_held_locks+0x130/0x130
[  385.435113]  ? mark_held_locks+0x130/0x130
[  385.439437]  ? zap_class+0x640/0x640
[  385.443159]  ? zap_class+0x640/0x640
[  385.446880]  ? print_usage_bug+0xc0/0xc0
[  385.450943]  ? do_raw_spin_unlock+0xa7/0x330
[  385.455362]  ? zap_class+0x640/0x640
[  385.459086]  ? print_usage_bug+0xc0/0xc0
[  385.463150]  ? wq_watchdog_touch+0x9c/0xfe
[  385.467392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.472935]  ? check_preemption_disabled+0x48/0x280
[  385.477969]  ? __lock_is_held+0xb5/0x140
[  385.482041]  __alloc_pages_nodemask+0xad8/0xea0
[  385.486714]  ? zap_class+0x640/0x640
[  385.490438]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  385.495471]  ? find_held_lock+0x36/0x1c0
[  385.499545]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.504225]  ? lock_downgrade+0x900/0x900
[  385.508385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.513931]  cache_grow_begin+0xa5/0x8c0
[  385.518001]  ? do_raw_spin_unlock+0xa7/0x330
[  385.522439]  fallback_alloc+0x204/0x2e0
[  385.526421]  ____cache_alloc_node+0x1c7/0x1e0
[  385.530925]  kmem_cache_alloc_node+0xe3/0x730
[  385.535424]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.539687]  __alloc_skb+0x119/0x770
[  385.543407]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.548715]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.553130]  ? lock_downgrade+0x900/0x900
[  385.557285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.562827]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.568292]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.573747]  ? addrconf_rs_timer+0x690/0x690
[  385.578186]  ndisc_alloc_skb+0x144/0x340
[  385.582256]  ndisc_send_rs+0x331/0x6e0
[  385.586152]  addrconf_rs_timer+0x314/0x690
[  385.590395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.594658]  call_timer_fn+0x272/0x920
[  385.598552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.602808]  ? process_timeout+0x40/0x40
[  385.606885]  ? mark_held_locks+0xc7/0x130
[  385.611042]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.615536]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.620031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.624266]  ? lockdep_hardirqs_on+0x296/0x5b0
[  385.628855]  ? trace_hardirqs_on+0xbd/0x310
[  385.633182]  ? kasan_check_read+0x11/0x20
[  385.637331]  ? __run_timers+0x7da/0xc70
[  385.641311]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.646424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.650670]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.654909]  __run_timers+0x7e5/0xc70
[  385.658721]  ? timer_fixup_init+0x70/0x70
[  385.662889]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.667971]  ? zap_class+0x640/0x640
[  385.671692]  ? print_usage_bug+0xc0/0xc0
[  385.675777]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.681021]  ? find_held_lock+0x36/0x1c0
[  385.685089]  ? zap_class+0x640/0x640
[  385.688813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.694357]  ? check_preemption_disabled+0x48/0x280
[  385.699387]  ? __lock_is_held+0xb5/0x140
[  385.703450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.708989]  ? check_preemption_disabled+0x48/0x280
[  385.714011]  run_timer_softirq+0x52/0xb0
[  385.718081]  ? rcu_read_lock_sched_held+0x14f/0x180
[  385.723103]  __do_softirq+0x308/0xb7e
[  385.726908]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  385.731409]  ? lock_downgrade+0x900/0x900
[  385.735563]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  385.740675]  ? pvclock_read_flags+0x160/0x160
[  385.745175]  ? lapic_next_event+0x5a/0x90
[  385.749328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.754897]  ? kvm_clock_read+0x18/0x30
[  385.758933]  ? kvm_sched_clock_read+0x9/0x20
[  385.763344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.768889]  ? check_preemption_disabled+0x48/0x280
[  385.773914]  irq_exit+0x17f/0x1c0
[  385.777382]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.782230]  ? smp_reschedule_interrupt+0x109/0x650
[  385.787250]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.793137]  ? interrupt_entry+0xb5/0xc0
[  385.797201]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.802218]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.807238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.812085]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.817100]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.822129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.826985]  apic_timer_interrupt+0xf/0x20
[  385.831214]  </IRQ>
[  385.833458] RIP: 0010:lock_release+0x51d/0xa00
[  385.838046] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  385.856946] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  385.864659] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  385.872517] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  385.879788] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  385.887144] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  385.894414] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  385.901717]  ? list_lru_count_one+0x25b/0x450
[  385.906234]  ? lock_downgrade+0x900/0x900
[  385.910386]  ? check_preemption_disabled+0x48/0x280
[  385.915409]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.920343]  ? kasan_check_read+0x11/0x20
[  385.924493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.929785]  ? rcu_softirq_qs+0x20/0x20
[  385.933786]  list_lru_count_one+0x282/0x450
[  385.938111]  ? list_lru_isolate_move+0x3c0/0x3c0
[  385.942872]  ? shmem_free_inode+0xd0/0xd0
[  385.947028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.952568]  ? ubifs_shrink_count+0xc4/0x100
[  385.956984]  super_cache_count+0x1b9/0x2e0
[  385.961232]  do_shrink_slab+0x1b1/0xd30
[  385.965220]  ? snapshot_refaults+0x290/0x290
[  385.969639]  ? lock_release+0xa00/0xa00
[  385.973619]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  385.978571]  ? down_read_trylock+0xda/0x140
[  385.982891]  ? shrink_slab+0x207/0x8c0
[  385.986788]  ? downgrade_write+0x270/0x270
[  385.991038]  shrink_slab+0x389/0x8c0
[  385.994769]  ? shrink_active_list+0x1f00/0x1f00
[  385.999450]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  386.005075]  ? __lock_acquire+0x62f/0x4c20
[  386.009313]  ? percpu_ref_get_many+0x240/0x240
[  386.014001]  ? print_usage_bug+0xc0/0xc0
[  386.018072]  shrink_node+0x431/0x16b0
[  386.021877]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  386.027180]  ? shrink_node_memcg+0x18f0/0x18f0
[  386.031788]  ? kvm_clock_read+0x18/0x30
[  386.035787]  ? ktime_get+0x2c1/0x400
[  386.039564]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.044068]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.049607]  ? __cpuset_node_allowed+0x19b/0x660
[  386.054363]  ? mark_held_locks+0x130/0x130
[  386.058607]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  386.064322]  ? zap_class+0x640/0x640
[  386.068047]  do_try_to_free_pages+0x3e7/0x1290
[  386.072629]  ? zap_class+0x640/0x640
[  386.076360]  ? shrink_node+0x16b0/0x16b0
[  386.080425]  ? __lock_is_held+0xb5/0x140
[  386.084501]  try_to_free_pages+0x4d0/0xb90
[  386.088773]  ? do_try_to_free_pages+0x1290/0x1290
[  386.093685]  ? lock_acquire+0x1ed/0x520
[  386.097673]  ? set_page_refcounted+0x280/0x280
[  386.102262]  ? lock_release+0xa00/0xa00
[  386.106244]  ? _raw_spin_unlock_irq+0x60/0x80
[  386.110767]  ? psi_memstall_enter+0x240/0x2b0
[  386.115266]  ? psi_memstall_tick+0x230/0x230
[  386.119686]  __alloc_pages_slowpath+0xa48/0x2de0
[  386.124491]  ? warn_alloc+0x120/0x120
[  386.128292]  ? mark_held_locks+0x130/0x130
[  386.132534]  ? find_get_entry+0xaae/0x1120
[  386.136779]  ? filemap_map_pages+0x1a20/0x1a20
[  386.141368]  ? zap_class+0x640/0x640
[  386.145089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.150650]  ? check_preemption_disabled+0x48/0x280
[  386.155672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.161217]  ? should_fail+0x22d/0xd01
[  386.165121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.170228]  ? zap_class+0x640/0x640
[  386.173969]  ? __lock_is_held+0xb5/0x140
[  386.178042]  ? mark_held_locks+0x130/0x130
[  386.182281]  ? lock_release+0xa00/0xa00
[  386.186262]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.191734]  ? xa_load+0x2ba/0x460
[  386.195277]  ? lock_downgrade+0x900/0x900
[  386.199434]  ? __might_sleep+0x95/0x190
[  386.203415]  __alloc_pages_nodemask+0xad8/0xea0
[  386.208095]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  386.213112]  ? __page_cache_alloc+0x191/0x5c0
[  386.217605]  ? xa_load+0x2e1/0x460
[  386.221148]  ? xa_clear_mark+0x40/0x40
[  386.225039]  ? zap_class+0x640/0x640
[  386.228768]  ? zap_class+0x640/0x640
[  386.232486]  ? zap_class+0x640/0x640
[  386.236204]  ? __do_page_cache_readahead+0x663/0x810
[  386.241317]  ? find_held_lock+0x36/0x1c0
[  386.245388]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  386.250933]  alloc_pages_current+0x173/0x350
[  386.255351]  __page_cache_alloc+0x38c/0x5c0
[  386.259674]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.264624]  ? kasan_check_read+0x11/0x20
[  386.268785]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.274067]  ? generic_perform_write+0x6a0/0x6a0
[  386.278828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.284371]  ? check_preemption_disabled+0x48/0x280
[  386.289403]  filemap_fault+0x1595/0x25f0
[  386.293483]  ? __lock_page_or_retry+0xa00/0xa00
[  386.298214]  ? mark_held_locks+0x130/0x130
[  386.302462]  ? filemap_map_pages+0xd6b/0x1a20
[  386.306965]  ? lock_downgrade+0x900/0x900
[  386.311117]  ? check_preemption_disabled+0x48/0x280
[  386.316139]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.321073]  ? kasan_check_read+0x11/0x20
[  386.325314]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.330592]  ? rcu_softirq_qs+0x20/0x20
[  386.334585]  ? filemap_map_pages+0xd92/0x1a20
[  386.339091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.344637]  ? find_get_entries_tag+0x1400/0x1400
[  386.349487]  ? __lock_acquire+0x62f/0x4c20
[  386.353753]  ? lock_acquire+0x1ed/0x520
[  386.357743]  ? ext4_filemap_fault+0x7a/0xad
[  386.362077]  ? lock_release+0xa00/0xa00
[  386.366051]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.371505]  ? print_usage_bug+0xc0/0xc0
[  386.375574]  ? print_usage_bug+0xc0/0xc0
[  386.379646]  ? down_read+0x8d/0x120
[  386.383286]  ? ext4_filemap_fault+0x7a/0xad
[  386.387610]  ? __down_interruptible+0x700/0x700
[  386.392287]  ext4_filemap_fault+0x82/0xad
[  386.396439]  __do_fault+0x100/0x6b0
[  386.400078]  ? pmd_devmap_trans_unstable+0x220/0x220
[  386.405184]  ? mark_held_locks+0x130/0x130
[  386.409423]  ? mark_held_locks+0x130/0x130
[  386.413658]  ? find_held_lock+0x36/0x1c0
[  386.417751]  ? find_held_lock+0x36/0x1c0
[  386.421819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.427367]  __handle_mm_fault+0x3ea0/0x5be0
[  386.431784]  ? poll_select_copy_remaining+0x18c/0x6a0
[  386.436982]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  386.441834]  ? __might_fault+0x12b/0x1e0
[  386.445903]  ? lock_downgrade+0x900/0x900
[  386.450066]  ? zap_class+0x640/0x640
[  386.453785]  ? zap_class+0x640/0x640
[  386.457506]  ? find_held_lock+0x36/0x1c0
[  386.461582]  ? handle_mm_fault+0x42a/0xc70
[  386.465824]  ? lock_downgrade+0x900/0x900
[  386.470192]  ? check_preemption_disabled+0x48/0x280
[  386.475214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.480146]  ? kasan_check_read+0x11/0x20
[  386.484302]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.489582]  ? rcu_softirq_qs+0x20/0x20
[  386.493557]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.498667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.504230]  ? check_preemption_disabled+0x48/0x280
[  386.509258]  handle_mm_fault+0x54f/0xc70
[  386.513324]  ? __handle_mm_fault+0x5be0/0x5be0
[  386.517912]  ? find_vma+0x34/0x190
[  386.521466]  __do_page_fault+0x5e8/0xe60
[  386.525534]  ? trace_hardirqs_off+0xb8/0x310
[  386.529958]  do_page_fault+0xf2/0x7e0
[  386.533769]  ? vmalloc_sync_all+0x30/0x30
[  386.537924]  ? error_entry+0x70/0xd0
[  386.541642]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.546658]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.551611]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.556544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.561396]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.566416]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.571874]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.576895]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.581919]  ? page_fault+0x8/0x30
[  386.585518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.590367]  ? page_fault+0x8/0x30
[  386.593927]  page_fault+0x1e/0x30
[  386.597383] RIP: 0033:0x7fee66c9ddd3
[  386.601126] Code: Bad RIP value.
[  386.604489] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  386.609856] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  386.617125] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  386.624396] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  386.631712] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  386.638984] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  386.646277] warn_alloc_show_mem: 1 callbacks suppressed
[  386.646287] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  386.646289] Mem-Info:
[  386.646319] active_anon:56807 inactive_anon:186 isolated_anon:0
[  386.646319]  active_file:13 inactive_file:13 isolated_file:0
[  386.646319]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.646319]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  386.646319]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  386.646319]  free:13758 free_pcp:197 free_cma:0
[  386.651659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.651666] Call Trace:
[  386.659056] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.661454]  <IRQ>
[  386.694497] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.703873]  dump_stack+0x244/0x39d
[  386.706431] lowmem_reserve[]: 0 2818 6321 6321
[  386.733934]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.736062] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  386.762798]  warn_alloc.cold.116+0xb7/0x1bd
[  386.766397] lowmem_reserve[]: 0 0 3503 3503
[  386.770979]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.776148] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  386.803739]  ? lock_downgrade+0x900/0x900
[  386.808035] lowmem_reserve[]: 0 0 0 0
[  386.812367]  ? trace_hardirqs_off+0xb8/0x310
[  386.817179] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  386.846091]  ? trace_hardirqs_off+0xb8/0x310
[  386.850218] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  386.854112]  __alloc_pages_slowpath+0x2651/0x2de0
[  386.858496] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  386.872041]  ? warn_alloc+0x120/0x120
[  386.876415] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.891687]  ? print_usage_bug+0xc0/0xc0
[  386.896515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.911415]  ? warn_alloc+0x120/0x120
[  386.915193] 270 total pagecache pages
[  386.924023]  ? warn_alloc+0x120/0x120
[  386.928087] 0 pages in swap cache
[  386.936667]  ? print_usage_bug+0xc0/0xc0
[  386.940446] Swap cache stats: add 0, delete 0, find 0/0
[  386.940453] Free swap  = 0kB
[  386.944247]  ? kvm_clock_read+0x18/0x30
[  386.944264]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  386.948107] Total swap = 0kB
[  386.948115] 1965979 pages RAM
[  386.951566]  ? print_usage_bug+0xc0/0xc0
[  386.955604] 0 pages HighMem/MovableOnly
[  386.960965]  ? __lock_acquire+0x62f/0x4c20
[  386.963959] 342854 pages reserved
[  386.963966] 0 pages cma reserved
[  386.967934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.972983] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.975943]  ? should_fail+0x22d/0xd01
[  386.979077] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.983087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.987039] init cpuset=/ mems_allowed=0
[  386.991271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.038624]  ? __lock_acquire+0x62f/0x4c20
[  387.042888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.047993]  ? __lock_acquire+0x62f/0x4c20
[  387.052231]  ? should_fail+0x22d/0xd01
[  387.056118]  ? rcu_irq_exit+0x1a2/0x390
[  387.060103]  ? mark_held_locks+0x130/0x130
[  387.064344]  ? mark_held_locks+0x130/0x130
[  387.068587]  ? mark_held_locks+0xc7/0x130
[  387.072738]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  387.077761]  ? zap_class+0x640/0x640
[  387.081478]  ? print_usage_bug+0xc0/0xc0
[  387.085546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.091086]  ? check_preemption_disabled+0x48/0x280
[  387.096118]  ? __lock_is_held+0xb5/0x140
[  387.100210]  __alloc_pages_nodemask+0xad8/0xea0
[  387.104881]  ? zap_class+0x640/0x640
[  387.108603]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  387.113664]  ? find_held_lock+0x36/0x1c0
[  387.117742]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.122418]  ? lock_downgrade+0x900/0x900
[  387.126583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.132130]  cache_grow_begin+0xa5/0x8c0
[  387.136317]  ? do_raw_spin_unlock+0xa7/0x330
[  387.140737]  fallback_alloc+0x204/0x2e0
[  387.144726]  ____cache_alloc_node+0x1c7/0x1e0
[  387.149228]  kmem_cache_alloc_node+0xe3/0x730
[  387.153728]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.157976]  __alloc_skb+0x119/0x770
[  387.161691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.167064]  ? netdev_alloc_frag+0x1f0/0x1f0
[  387.171474]  ? lock_downgrade+0x900/0x900
[  387.175658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.181200]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.186667]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.192132]  ? addrconf_rs_timer+0x690/0x690
[  387.196558]  ndisc_alloc_skb+0x144/0x340
[  387.200644]  ndisc_send_rs+0x331/0x6e0
[  387.204539]  addrconf_rs_timer+0x314/0x690
[  387.208780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.213030]  call_timer_fn+0x272/0x920
[  387.216929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.221165]  ? process_timeout+0x40/0x40
[  387.225235]  ? __run_timers+0x7da/0xc70
[  387.229214]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.233716]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.238211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.242455]  ? lockdep_hardirqs_on+0x296/0x5b0
[  387.247047]  ? trace_hardirqs_on+0xbd/0x310
[  387.251371]  ? kasan_check_read+0x11/0x20
[  387.255518]  ? __run_timers+0x7da/0xc70
[  387.259496]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.264610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.268870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.273107]  __run_timers+0x7e5/0xc70
[  387.276923]  ? timer_fixup_init+0x70/0x70
[  387.281076]  ? kasan_check_read+0x11/0x20
[  387.285227]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.290508]  ? rcu_softirq_qs+0x20/0x20
[  387.294489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.300029]  ? check_preemption_disabled+0x48/0x280
[  387.305058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.309821]  ? retint_kernel+0x2d/0x2d
[  387.313712]  ? trace_hardirqs_on_caller+0xc0/0x310
[  387.318660]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.323420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.328879]  ? zap_class+0x640/0x640
[  387.332634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.338196]  ? check_preemption_disabled+0x48/0x280
[  387.343226]  ? __lock_is_held+0xb5/0x140
[  387.347294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.352834]  ? check_preemption_disabled+0x48/0x280
[  387.357859]  run_timer_softirq+0x52/0xb0
[  387.361921]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.366939]  __do_softirq+0x308/0xb7e
[  387.370748]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.375246]  ? lock_downgrade+0x900/0x900
[  387.379403]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.384515]  ? pvclock_read_flags+0x160/0x160
[  387.389017]  ? lapic_next_event+0x5a/0x90
[  387.393291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.398836]  ? kvm_clock_read+0x18/0x30
[  387.402813]  ? kvm_sched_clock_read+0x9/0x20
[  387.407238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.412781]  ? check_preemption_disabled+0x48/0x280
[  387.417820]  irq_exit+0x17f/0x1c0
[  387.421458]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.426310]  ? smp_reschedule_interrupt+0x109/0x650
[  387.431334]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.437221]  ? interrupt_entry+0xb5/0xc0
[  387.441287]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.446303]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.451327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.456175]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.461193]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.466211]  ? task_prio+0x50/0x50
[  387.469755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.475295]  ? check_preemption_disabled+0x48/0x280
[  387.480317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.485182]  apic_timer_interrupt+0xf/0x20
[  387.489413]  </IRQ>
[  387.491659] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.496592] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  387.515528] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  387.523258] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.530531] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  387.537803] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  387.545075] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.552343] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  387.559666]  skb_clone+0x1bb/0x500
[  387.563207]  ? finish_task_switch+0x1b4/0x910
[  387.567715]  ? skb_split+0x11e0/0x11e0
[  387.571616]  ? preempt_notifier_register+0x200/0x200
[  387.576722]  ? __switch_to_asm+0x34/0x70
[  387.580783]  ? __switch_to_asm+0x34/0x70
[  387.584839]  ? __switch_to_asm+0x40/0x70
[  387.588896]  ? __switch_to_asm+0x34/0x70
[  387.592950]  ? __switch_to_asm+0x40/0x70
[  387.597011]  ? __switch_to_asm+0x34/0x70
[  387.601064]  ? __switch_to_asm+0x40/0x70
[  387.605126]  ? __switch_to_asm+0x34/0x70
[  387.609184]  ? __switch_to_asm+0x34/0x70
[  387.613236]  ? __switch_to_asm+0x40/0x70
[  387.617289]  ? __switch_to_asm+0x34/0x70
[  387.621352]  bpf_clone_redirect+0xb9/0x490
[  387.625595]  ? __schedule+0x8d7/0x21d0
[  387.629482]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  387.634495]  ? __sched_text_start+0x8/0x8
[  387.638637]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.643401]  ? find_held_lock+0x36/0x1c0
[  387.647463]  ? lock_acquire+0x1ed/0x520
[  387.651434]  ? bpf_test_run+0x3cb/0x780
[  387.655401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.660933]  ? check_preemption_disabled+0x48/0x280
[  387.665947]  ? kasan_check_read+0x11/0x20
[  387.670093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.675367]  ? rcu_softirq_qs+0x20/0x20
[  387.679336]  ? preempt_schedule+0x4d/0x60
[  387.683482]  ? ___preempt_schedule+0x16/0x18
[  387.687896]  ? bpf_test_run+0x25d/0x780
[  387.691878]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.696287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.701817]  ? bpf_test_init.isra.10+0x70/0x100
[  387.706488]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  387.711246]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.716081]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.721614]  ? fput+0x130/0x1a0
[  387.724895]  ? __bpf_prog_get+0x9b/0x290
[  387.728953]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.733793]  ? bpf_prog_test_run+0x130/0x1a0
[  387.738198]  ? __x64_sys_bpf+0x3db/0x520
[  387.742251]  ? bpf_prog_get+0x20/0x20
[  387.746065]  ? do_syscall_64+0x1b9/0x820
[  387.750123]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.755486]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.760412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.765256]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.770267]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.775278]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.780295]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.785139]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.790513] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  387.790583] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.796743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.796750] Call Trace:
[  387.803301] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.812558]  <IRQ>
[  387.815126] syz-executor5 cpuset=syz5 mems_allowed=0
[  387.825605]  dump_stack+0x244/0x39d
[  387.836431]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.841627]  warn_alloc.cold.116+0xb7/0x1bd
[  387.845943]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.850785]  ? lock_downgrade+0x900/0x900
[  387.854935]  ? trace_hardirqs_off+0xb8/0x310
[  387.859343]  ? trace_hardirqs_off+0xb8/0x310
[  387.863756]  __alloc_pages_slowpath+0x2651/0x2de0
[  387.868626]  ? warn_alloc+0x120/0x120
[  387.872906]  ? print_usage_bug+0xc0/0xc0
[  387.876970]  ? warn_alloc+0x120/0x120
[  387.880768]  ? warn_alloc+0x120/0x120
[  387.884561]  ? print_usage_bug+0xc0/0xc0
[  387.888634]  ? print_usage_bug+0xc0/0xc0
[  387.892689]  ? __lock_acquire+0x62f/0x4c20
[  387.896925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.902459]  ? should_fail+0x22d/0xd01
[  387.906345]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.911443]  ? __lock_acquire+0x62f/0x4c20
[  387.915677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.920771]  ? __lock_acquire+0x62f/0x4c20
[  387.924997]  ? should_fail+0x22d/0xd01
[  387.928875]  ? find_held_lock+0x36/0x1c0
[  387.932936]  ? mark_held_locks+0x130/0x130
[  387.937167]  ? mark_held_locks+0x130/0x130
[  387.941394]  ? zap_class+0x640/0x640
[  387.945101]  ? zap_class+0x640/0x640
[  387.948811]  ? print_usage_bug+0xc0/0xc0
[  387.952865]  ? do_raw_spin_unlock+0xa7/0x330
[  387.957268]  ? zap_class+0x640/0x640
[  387.960975]  ? print_usage_bug+0xc0/0xc0
[  387.965033]  ? wq_watchdog_touch+0x9c/0xfe
[  387.969264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.974799]  ? check_preemption_disabled+0x48/0x280
[  387.979822]  ? __lock_is_held+0xb5/0x140
[  387.983882]  __alloc_pages_nodemask+0xad8/0xea0
[  387.988543]  ? zap_class+0x640/0x640
[  387.992262]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  387.997284]  ? find_held_lock+0x36/0x1c0
[  388.001346]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.006009]  ? lock_downgrade+0x900/0x900
[  388.010156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.015690]  cache_grow_begin+0xa5/0x8c0
[  388.019743]  ? do_raw_spin_unlock+0xa7/0x330
[  388.024152]  fallback_alloc+0x204/0x2e0
[  388.028130]  ____cache_alloc_node+0x1c7/0x1e0
[  388.032623]  kmem_cache_alloc_node+0xe3/0x730
[  388.037112]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.041349]  __alloc_skb+0x119/0x770
[  388.045056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.050331]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.054750]  ? lock_downgrade+0x900/0x900
[  388.058898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.064438]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.069889]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.075334]  ? addrconf_rs_timer+0x690/0x690
[  388.079745]  ndisc_alloc_skb+0x144/0x340
[  388.083804]  ndisc_send_rs+0x331/0x6e0
[  388.087697]  addrconf_rs_timer+0x314/0x690
[  388.091930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.096171]  call_timer_fn+0x272/0x920
[  388.100049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.104277]  ? process_timeout+0x40/0x40
[  388.108340]  ? mark_held_locks+0xc7/0x130
[  388.112494]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.116981]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.121466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.125697]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.130275]  ? trace_hardirqs_on+0xbd/0x310
[  388.134596]  ? kasan_check_read+0x11/0x20
[  388.138742]  ? __run_timers+0x7da/0xc70
[  388.142714]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.147817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.152050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.156279]  __run_timers+0x7e5/0xc70
[  388.160081]  ? timer_fixup_init+0x70/0x70
[  388.164227]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.169239]  ? zap_class+0x640/0x640
[  388.172950]  ? print_usage_bug+0xc0/0xc0
[  388.177007]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.182196]  ? find_held_lock+0x36/0x1c0
[  388.186258]  ? zap_class+0x640/0x640
[  388.189971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.195506]  ? check_preemption_disabled+0x48/0x280
[  388.200532]  ? __lock_is_held+0xb5/0x140
[  388.204609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.210139]  ? check_preemption_disabled+0x48/0x280
[  388.215152]  run_timer_softirq+0x52/0xb0
[  388.219207]  ? rcu_read_lock_sched_held+0x14f/0x180
[  388.224621]  __do_softirq+0x308/0xb7e
[  388.228420]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.232910]  ? lock_downgrade+0x900/0x900
[  388.237056]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  388.242508]  ? pvclock_read_flags+0x160/0x160
[  388.247004]  ? lapic_next_event+0x5a/0x90
[  388.251148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.256683]  ? kvm_clock_read+0x18/0x30
[  388.260664]  ? kvm_sched_clock_read+0x9/0x20
[  388.265067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.270599]  ? check_preemption_disabled+0x48/0x280
[  388.275619]  irq_exit+0x17f/0x1c0
[  388.279095]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.283931]  ? smp_reschedule_interrupt+0x109/0x650
[  388.289028]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.294992]  ? interrupt_entry+0xb5/0xc0
[  388.299060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.304070]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.309082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.313930]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.318939]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.323957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.328800]  apic_timer_interrupt+0xf/0x20
[  388.333034]  </IRQ>
[  388.335273] RIP: 0010:lock_release+0x51d/0xa00
[  388.339851] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  388.358742] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  388.366619] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  388.373879] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  388.381140] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  388.388406] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  388.395670] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  388.402954]  ? list_lru_count_one+0x25b/0x450
[  388.407449]  ? lock_downgrade+0x900/0x900
[  388.411591]  ? check_preemption_disabled+0x48/0x280
[  388.416602]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.421531]  ? kasan_check_read+0x11/0x20
[  388.425681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.430952]  ? rcu_softirq_qs+0x20/0x20
[  388.434931]  list_lru_count_one+0x282/0x450
[  388.439245]  ? list_lru_isolate_move+0x3c0/0x3c0
[  388.444078]  ? shmem_free_inode+0xd0/0xd0
[  388.448221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.453750]  ? ubifs_shrink_count+0xc4/0x100
[  388.458157]  super_cache_count+0x1b9/0x2e0
[  388.462394]  do_shrink_slab+0x1b1/0xd30
[  388.466376]  ? snapshot_refaults+0x290/0x290
[  388.470780]  ? lock_release+0xa00/0xa00
[  388.474753]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  388.479689]  ? down_read_trylock+0xda/0x140
[  388.484006]  ? shrink_slab+0x207/0x8c0
[  388.487885]  ? downgrade_write+0x270/0x270
[  388.492121]  shrink_slab+0x389/0x8c0
[  388.495833]  ? shrink_active_list+0x1f00/0x1f00
[  388.500503]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  388.506130]  ? __lock_acquire+0x62f/0x4c20
[  388.510369]  ? percpu_ref_get_many+0x240/0x240
[  388.514958]  ? print_usage_bug+0xc0/0xc0
[  388.519019]  shrink_node+0x431/0x16b0
[  388.522817]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  388.528110]  ? shrink_node_memcg+0x18f0/0x18f0
[  388.532703]  ? kvm_clock_read+0x18/0x30
[  388.536677]  ? ktime_get+0x2c1/0x400
[  388.540387]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.544881]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  388.550414]  ? __cpuset_node_allowed+0x19b/0x660
[  388.555173]  ? mark_held_locks+0x130/0x130
[  388.559403]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  388.565106]  ? zap_class+0x640/0x640
[  388.568825]  do_try_to_free_pages+0x3e7/0x1290
[  388.573397]  ? zap_class+0x640/0x640
[  388.577124]  ? shrink_node+0x16b0/0x16b0
[  388.581184]  ? __lock_is_held+0xb5/0x140
[  388.585252]  try_to_free_pages+0x4d0/0xb90
[  388.589483]  ? do_try_to_free_pages+0x1290/0x1290
[  388.594342]  ? lock_acquire+0x1ed/0x520
[  388.598310]  ? set_page_refcounted+0x280/0x280
[  388.602890]  ? lock_release+0xa00/0xa00
[  388.606858]  ? _raw_spin_unlock_irq+0x60/0x80
[  388.611348]  ? psi_memstall_enter+0x240/0x2b0
[  388.615836]  ? psi_memstall_tick+0x230/0x230
[  388.620249]  __alloc_pages_slowpath+0xa48/0x2de0
[  388.625025]  ? warn_alloc+0x120/0x120
[  388.628819]  ? mark_held_locks+0x130/0x130
[  388.633054]  ? find_get_entry+0xaae/0x1120
[  388.637294]  ? filemap_map_pages+0x1a20/0x1a20
[  388.641875]  ? zap_class+0x640/0x640
[  388.645586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.651137]  ? check_preemption_disabled+0x48/0x280
[  388.656150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.661681]  ? should_fail+0x22d/0xd01
[  388.665570]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.670668]  ? zap_class+0x640/0x640
[  388.674397]  ? __lock_is_held+0xb5/0x140
[  388.678459]  ? mark_held_locks+0x130/0x130
[  388.682694]  ? lock_release+0xa00/0xa00
[  388.686662]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.692116]  ? xa_load+0x2ba/0x460
[  388.695655]  ? lock_downgrade+0x900/0x900
[  388.699801]  ? __might_sleep+0x95/0x190
[  388.703776]  __alloc_pages_nodemask+0xad8/0xea0
[  388.708448]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  388.713462]  ? __page_cache_alloc+0x191/0x5c0
[  388.717952]  ? xa_load+0x2e1/0x460
[  388.721490]  ? xa_clear_mark+0x40/0x40
[  388.725389]  ? zap_class+0x640/0x640
[  388.729104]  ? zap_class+0x640/0x640
[  388.732813]  ? zap_class+0x640/0x640
[  388.736530]  ? __do_page_cache_readahead+0x663/0x810
[  388.741630]  ? find_held_lock+0x36/0x1c0
[  388.745696]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  388.751232]  alloc_pages_current+0x173/0x350
[  388.755643]  __page_cache_alloc+0x38c/0x5c0
[  388.759956]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.764878]  ? kasan_check_read+0x11/0x20
[  388.769023]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.774299]  ? generic_perform_write+0x6a0/0x6a0
[  388.779048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.784583]  ? check_preemption_disabled+0x48/0x280
[  388.789599]  filemap_fault+0x1595/0x25f0
[  388.793668]  ? __lock_page_or_retry+0xa00/0xa00
[  388.798334]  ? mark_held_locks+0x130/0x130
[  388.802570]  ? filemap_map_pages+0xd6b/0x1a20
[  388.807058]  ? lock_downgrade+0x900/0x900
[  388.811199]  ? check_preemption_disabled+0x48/0x280
[  388.816216]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.821141]  ? kasan_check_read+0x11/0x20
[  388.825293]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.830563]  ? rcu_softirq_qs+0x20/0x20
[  388.834546]  ? filemap_map_pages+0xd92/0x1a20
[  388.839037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.844583]  ? find_get_entries_tag+0x1400/0x1400
[  388.849423]  ? __lock_acquire+0x62f/0x4c20
[  388.853666]  ? lock_acquire+0x1ed/0x520
[  388.857636]  ? ext4_filemap_fault+0x7a/0xad
[  388.861957]  ? lock_release+0xa00/0xa00
[  388.865925]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.871375]  ? print_usage_bug+0xc0/0xc0
[  388.875430]  ? print_usage_bug+0xc0/0xc0
[  388.879504]  ? down_read+0x8d/0x120
[  388.883122]  ? ext4_filemap_fault+0x7a/0xad
[  388.887439]  ? __down_interruptible+0x700/0x700
[  388.892111]  ext4_filemap_fault+0x82/0xad
[  388.896258]  __do_fault+0x100/0x6b0
[  388.899881]  ? pmd_devmap_trans_unstable+0x220/0x220
[  388.904981]  ? mark_held_locks+0x130/0x130
[  388.909212]  ? mark_held_locks+0x130/0x130
[  388.913440]  ? find_held_lock+0x36/0x1c0
[  388.917510]  ? find_held_lock+0x36/0x1c0
[  388.921565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.927100]  __handle_mm_fault+0x3ea0/0x5be0
[  388.931514]  ? poll_select_copy_remaining+0x18c/0x6a0
[  388.936702]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  388.941547]  ? __might_fault+0x12b/0x1e0
[  388.945606]  ? lock_downgrade+0x900/0x900
[  388.949756]  ? zap_class+0x640/0x640
[  388.953482]  ? zap_class+0x640/0x640
[  388.957202]  ? find_held_lock+0x36/0x1c0
[  388.961347]  ? handle_mm_fault+0x42a/0xc70
[  388.965581]  ? lock_downgrade+0x900/0x900
[  388.969722]  ? check_preemption_disabled+0x48/0x280
[  388.974738]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.979664]  ? kasan_check_read+0x11/0x20
[  388.983808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.989080]  ? rcu_softirq_qs+0x20/0x20
[  388.993051]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.998153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.003688]  ? check_preemption_disabled+0x48/0x280
[  389.008708]  handle_mm_fault+0x54f/0xc70
[  389.012770]  ? __handle_mm_fault+0x5be0/0x5be0
[  389.017355]  ? find_vma+0x34/0x190
[  389.020894]  __do_page_fault+0x5e8/0xe60
[  389.024949]  ? trace_hardirqs_off+0xb8/0x310
[  389.029359]  do_page_fault+0xf2/0x7e0
[  389.033153]  ? vmalloc_sync_all+0x30/0x30
[  389.037295]  ? error_entry+0x70/0xd0
[  389.041284]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.046310]  ? trace_hardirqs_on_caller+0xc0/0x310
[  389.051233]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.056155]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.060992]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.066000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.071447]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.076494]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.081512]  ? page_fault+0x8/0x30
[  389.085051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.089892]  ? page_fault+0x8/0x30
[  389.093430]  page_fault+0x1e/0x30
[  389.096874] RIP: 0033:0x7fee66c9ddd3
[  389.100604] Code: Bad RIP value.
[  389.103965] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  389.109320] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  389.116580] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  389.123842] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  389.131106] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  389.138369] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  389.145648] warn_alloc_show_mem: 1 callbacks suppressed
[  389.145658] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  389.145659] Mem-Info:
[  389.145690] active_anon:56807 inactive_anon:186 isolated_anon:0
[  389.145690]  active_file:13 inactive_file:13 isolated_file:0
[  389.145690]  unevictable:0 dirty:0 writeback:0 unstable:0
[  389.145690]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  389.145690]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  389.145690]  free:13758 free_pcp:197 free_cma:0
[  389.151021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.158376] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  389.160762] Call Trace:
[  389.193619] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  389.202959]  <IRQ>
[  389.230431] lowmem_reserve[]: 0 2818 6321 6321
[  389.233014]  dump_stack+0x244/0x39d
[  389.259089] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  389.261231]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.265776] lowmem_reserve[]: 0 0 3503 3503
[  389.269405]  warn_alloc.cold.116+0xb7/0x1bd
[  389.297142] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  389.302323]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.306606] lowmem_reserve[]: 0 0 0 0
[  389.310927]  ? lock_downgrade+0x900/0x900
[  389.339777] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  389.344614]  ? trace_hardirqs_off+0xb8/0x310
[  389.348383] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  389.352523]  ? trace_hardirqs_off+0xb8/0x310
[  389.366021] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  389.370427]  __alloc_pages_slowpath+0x2651/0x2de0
[  389.385657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.390073]  ? warn_alloc+0x120/0x120
[  389.404937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.404944] 270 total pagecache pages
[  389.409779]  ? print_usage_bug+0xc0/0xc0
[  389.418594] 0 pages in swap cache
[  389.422373]  ? warn_alloc+0x120/0x120
[  389.430917] Swap cache stats: add 0, delete 0, find 0/0
[  389.430924] Free swap  = 0kB
[  389.434716]  ? warn_alloc+0x120/0x120
[  389.438744] Total swap = 0kB
[  389.438751] 1965979 pages RAM
[  389.442190]  ? print_usage_bug+0xc0/0xc0
[  389.445955] 0 pages HighMem/MovableOnly
[  389.445962] 342854 pages reserved
[  389.451310]  ? kvm_clock_read+0x18/0x30
[  389.454299] 0 pages cma reserved
[  389.458084]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  389.461123] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.464163]  ? print_usage_bug+0xc0/0xc0
[  389.468244] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.472160]  ? __lock_acquire+0x62f/0x4c20
[  389.475584] init cpuset=/ mems_allowed=0
[  389.479549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.521846]  ? should_fail+0x22d/0xd01
[  389.525729]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.531091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.536189]  ? __lock_acquire+0x62f/0x4c20
[  389.540433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.545530]  ? __lock_acquire+0x62f/0x4c20
[  389.549756]  ? should_fail+0x22d/0xd01
[  389.553637]  ? rcu_irq_exit+0x1a2/0x390
[  389.557614]  ? mark_held_locks+0x130/0x130
[  389.561848]  ? mark_held_locks+0x130/0x130
[  389.566080]  ? mark_held_locks+0xc7/0x130
[  389.570220]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  389.575229]  ? zap_class+0x640/0x640
[  389.578935]  ? print_usage_bug+0xc0/0xc0
[  389.583006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.588547]  ? check_preemption_disabled+0x48/0x280
[  389.593566]  ? __lock_is_held+0xb5/0x140
[  389.597625]  __alloc_pages_nodemask+0xad8/0xea0
[  389.602289]  ? zap_class+0x640/0x640
[  389.606001]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  389.611022]  ? find_held_lock+0x36/0x1c0
[  389.615085]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.619747]  ? lock_downgrade+0x900/0x900
[  389.623894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.629437]  cache_grow_begin+0xa5/0x8c0
[  389.633495]  ? do_raw_spin_unlock+0xa7/0x330
[  389.637903]  fallback_alloc+0x204/0x2e0
[  389.641885]  ____cache_alloc_node+0x1c7/0x1e0
[  389.646383]  kmem_cache_alloc_node+0xe3/0x730
[  389.650874]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.655115]  __alloc_skb+0x119/0x770
[  389.658822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.664095]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.668498]  ? lock_downgrade+0x900/0x900
[  389.672646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.678175]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.683624]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.689066]  ? addrconf_rs_timer+0x690/0x690
[  389.693483]  ndisc_alloc_skb+0x144/0x340
[  389.697545]  ndisc_send_rs+0x331/0x6e0
[  389.701437]  addrconf_rs_timer+0x314/0x690
[  389.705681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.709921]  call_timer_fn+0x272/0x920
[  389.713806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.718037]  ? process_timeout+0x40/0x40
[  389.722103]  ? __run_timers+0x7da/0xc70
[  389.726074]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.730561]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.735052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.739281]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.743858]  ? trace_hardirqs_on+0xbd/0x310
[  389.748173]  ? kasan_check_read+0x11/0x20
[  389.752312]  ? __run_timers+0x7da/0xc70
[  389.756279]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.761380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.765618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.769843]  __run_timers+0x7e5/0xc70
[  389.773645]  ? timer_fixup_init+0x70/0x70
[  389.777788]  ? kasan_check_read+0x11/0x20
[  389.781934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.787203]  ? rcu_softirq_qs+0x20/0x20
[  389.791175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.796711]  ? check_preemption_disabled+0x48/0x280
[  389.801728]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.806484]  ? retint_kernel+0x2d/0x2d
[  389.810366]  ? trace_hardirqs_on_caller+0xc0/0x310
[  389.815294]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.820044]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.825488]  ? zap_class+0x640/0x640
[  389.829200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.834735]  ? check_preemption_disabled+0x48/0x280
[  389.839752]  ? __lock_is_held+0xb5/0x140
[  389.843817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.849435]  ? check_preemption_disabled+0x48/0x280
[  389.854449]  run_timer_softirq+0x52/0xb0
[  389.858503]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.863515]  __do_softirq+0x308/0xb7e
[  389.867314]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.872128]  ? lock_downgrade+0x900/0x900
[  389.876277]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.881379]  ? pvclock_read_flags+0x160/0x160
[  389.885878]  ? lapic_next_event+0x5a/0x90
[  389.890025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.895564]  ? kvm_clock_read+0x18/0x30
[  389.899536]  ? kvm_sched_clock_read+0x9/0x20
[  389.903946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.909478]  ? check_preemption_disabled+0x48/0x280
[  389.914496]  irq_exit+0x17f/0x1c0
[  389.917950]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.922789]  ? smp_reschedule_interrupt+0x109/0x650
[  389.927808]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.933686]  ? interrupt_entry+0xb5/0xc0
[  389.937745]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.942756]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.947768]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.952603]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.957617]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.962627]  ? task_prio+0x50/0x50
[  389.966162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.971699]  ? check_preemption_disabled+0x48/0x280
[  389.976713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.981558]  apic_timer_interrupt+0xf/0x20
[  389.985780]  </IRQ>
[  389.988016] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.992940] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  390.011832] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  390.019618] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  390.026879] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  390.034144] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  390.041411] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  390.048690] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  390.055985]  skb_clone+0x1bb/0x500
[  390.059519]  ? finish_task_switch+0x1b4/0x910
[  390.064008]  ? skb_split+0x11e0/0x11e0
[  390.067891]  ? preempt_notifier_register+0x200/0x200
[  390.072994]  ? __switch_to_asm+0x34/0x70
[  390.077049]  ? __switch_to_asm+0x34/0x70
[  390.081110]  ? __switch_to_asm+0x40/0x70
[  390.085160]  ? __switch_to_asm+0x34/0x70
[  390.089213]  ? __switch_to_asm+0x40/0x70
[  390.093264]  ? __switch_to_asm+0x34/0x70
[  390.097318]  ? __switch_to_asm+0x40/0x70
[  390.101371]  ? __switch_to_asm+0x34/0x70
[  390.105435]  ? __switch_to_asm+0x34/0x70
[  390.109487]  ? __switch_to_asm+0x40/0x70
[  390.113548]  ? __switch_to_asm+0x34/0x70
[  390.117606]  bpf_clone_redirect+0xb9/0x490
[  390.121837]  ? __schedule+0x8d7/0x21d0
[  390.125725]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  390.130739]  ? __sched_text_start+0x8/0x8
[  390.134880]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.139647]  ? find_held_lock+0x36/0x1c0
[  390.143707]  ? lock_acquire+0x1ed/0x520
[  390.147677]  ? bpf_test_run+0x3cb/0x780
[  390.151644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.157180]  ? check_preemption_disabled+0x48/0x280
[  390.162199]  ? kasan_check_read+0x11/0x20
[  390.166340]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.171695]  ? rcu_softirq_qs+0x20/0x20
[  390.175665]  ? preempt_schedule+0x4d/0x60
[  390.179812]  ? ___preempt_schedule+0x16/0x18
[  390.184223]  ? bpf_test_run+0x25d/0x780
[  390.188199]  ? netlink_diag_dump+0x2a0/0x2a0
[  390.192601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.198131]  ? bpf_test_init.isra.10+0x70/0x100
[  390.202798]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  390.207555]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.212396]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.217926]  ? fput+0x130/0x1a0
[  390.221207]  ? __bpf_prog_get+0x9b/0x290
[  390.225264]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.230110]  ? bpf_prog_test_run+0x130/0x1a0
[  390.234518]  ? __x64_sys_bpf+0x3db/0x520
[  390.238576]  ? bpf_prog_get+0x20/0x20
[  390.242396]  ? do_syscall_64+0x1b9/0x820
[  390.246452]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  390.251815]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.256741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.261578]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.266593]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.271605]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.276623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.281482]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  390.286858] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  390.286925] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.293087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.293092] Call Trace:
[  390.293097]  <IRQ>
[  390.293114]  dump_stack+0x244/0x39d
[  390.293133]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.299668] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.308957]  warn_alloc.cold.116+0xb7/0x1bd
[  390.311504] syz-executor5 cpuset=syz5 mems_allowed=0
[  390.313645]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.347091]  ? lock_downgrade+0x900/0x900
[  390.351240]  ? trace_hardirqs_off+0xb8/0x310
[  390.355649]  ? trace_hardirqs_off+0xb8/0x310
[  390.360059]  __alloc_pages_slowpath+0x2651/0x2de0
[  390.364918]  ? warn_alloc+0x120/0x120
[  390.368714]  ? print_usage_bug+0xc0/0xc0
[  390.372770]  ? warn_alloc+0x120/0x120
[  390.376573]  ? warn_alloc+0x120/0x120
[  390.380380]  ? print_usage_bug+0xc0/0xc0
[  390.384439]  ? print_usage_bug+0xc0/0xc0
[  390.388496]  ? __lock_acquire+0x62f/0x4c20
[  390.392731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.398265]  ? should_fail+0x22d/0xd01
[  390.402150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.407246]  ? __lock_acquire+0x62f/0x4c20
[  390.411482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.416576]  ? __lock_acquire+0x62f/0x4c20
[  390.420807]  ? should_fail+0x22d/0xd01
[  390.424688]  ? find_held_lock+0x36/0x1c0
[  390.428751]  ? mark_held_locks+0x130/0x130
[  390.432983]  ? mark_held_locks+0x130/0x130
[  390.437211]  ? zap_class+0x640/0x640
[  390.440920]  ? zap_class+0x640/0x640
[  390.444635]  ? print_usage_bug+0xc0/0xc0
[  390.448686]  ? do_raw_spin_unlock+0xa7/0x330
[  390.453087]  ? zap_class+0x640/0x640
[  390.456794]  ? print_usage_bug+0xc0/0xc0
[  390.460848]  ? wq_watchdog_touch+0x9c/0xfe
[  390.465081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.470617]  ? check_preemption_disabled+0x48/0x280
[  390.475635]  ? __lock_is_held+0xb5/0x140
[  390.479699]  __alloc_pages_nodemask+0xad8/0xea0
[  390.484370]  ? zap_class+0x640/0x640
[  390.488083]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  390.493108]  ? find_held_lock+0x36/0x1c0
[  390.497171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.501837]  ? lock_downgrade+0x900/0x900
[  390.505984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.511517]  cache_grow_begin+0xa5/0x8c0
[  390.515574]  ? do_raw_spin_unlock+0xa7/0x330
[  390.519983]  fallback_alloc+0x204/0x2e0
[  390.523959]  ____cache_alloc_node+0x1c7/0x1e0
[  390.528458]  kmem_cache_alloc_node+0xe3/0x730
[  390.532947]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.537191]  __alloc_skb+0x119/0x770
[  390.540897]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.546170]  ? netdev_alloc_frag+0x1f0/0x1f0
[  390.550571]  ? lock_downgrade+0x900/0x900
[  390.554719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.560250]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.565699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.571148]  ? addrconf_rs_timer+0x690/0x690
[  390.575560]  ndisc_alloc_skb+0x144/0x340
[  390.579621]  ndisc_send_rs+0x331/0x6e0
[  390.583511]  addrconf_rs_timer+0x314/0x690
[  390.587746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.591985]  call_timer_fn+0x272/0x920
[  390.595874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.600110]  ? process_timeout+0x40/0x40
[  390.604176]  ? mark_held_locks+0xc7/0x130
[  390.608322]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.612819]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.617309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.621544]  ? lockdep_hardirqs_on+0x296/0x5b0
[  390.626130]  ? trace_hardirqs_on+0xbd/0x310
[  390.630446]  ? kasan_check_read+0x11/0x20
[  390.634588]  ? __run_timers+0x7da/0xc70
[  390.638559]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.643660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.647892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.652118]  __run_timers+0x7e5/0xc70
[  390.655919]  ? timer_fixup_init+0x70/0x70
[  390.660063]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.665074]  ? zap_class+0x640/0x640
[  390.668788]  ? print_usage_bug+0xc0/0xc0
[  390.672845]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.678036]  ? find_held_lock+0x36/0x1c0
[  390.682095]  ? zap_class+0x640/0x640
[  390.685811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.691354]  ? check_preemption_disabled+0x48/0x280
[  390.696374]  ? __lock_is_held+0xb5/0x140
[  390.700430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.705961]  ? check_preemption_disabled+0x48/0x280
[  390.710974]  run_timer_softirq+0x52/0xb0
[  390.715031]  ? rcu_read_lock_sched_held+0x14f/0x180
[  390.720041]  __do_softirq+0x308/0xb7e
[  390.723847]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  390.728350]  ? lock_downgrade+0x900/0x900
[  390.732498]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  390.737606]  ? pvclock_read_flags+0x160/0x160
[  390.742095]  ? lapic_next_event+0x5a/0x90
[  390.746242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.751786]  ? kvm_clock_read+0x18/0x30
[  390.755753]  ? kvm_sched_clock_read+0x9/0x20
[  390.760158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.765696]  ? check_preemption_disabled+0x48/0x280
[  390.770712]  irq_exit+0x17f/0x1c0
[  390.774166]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.779000]  ? smp_reschedule_interrupt+0x109/0x650
[  390.784011]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.789893]  ? interrupt_entry+0xb5/0xc0
[  390.793951]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.798958]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.803968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.808808]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.813817]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.818835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.823681]  apic_timer_interrupt+0xf/0x20
[  390.827904]  </IRQ>
[  390.830140] RIP: 0010:lock_release+0x51d/0xa00
[  390.834715] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  390.853607] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  390.861306] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  390.868739] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  390.876002] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  390.883264] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  390.890524] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  390.897807]  ? list_lru_count_one+0x25b/0x450
[  390.902302]  ? lock_downgrade+0x900/0x900
[  390.906453]  ? check_preemption_disabled+0x48/0x280
[  390.911465]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.916388]  ? kasan_check_read+0x11/0x20
[  390.920532]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.925800]  ? rcu_softirq_qs+0x20/0x20
[  390.929779]  list_lru_count_one+0x282/0x450
[  390.934097]  ? list_lru_isolate_move+0x3c0/0x3c0
[  390.938861]  ? shmem_free_inode+0xd0/0xd0
[  390.943005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.948535]  ? ubifs_shrink_count+0xc4/0x100
[  390.952943]  super_cache_count+0x1b9/0x2e0
[  390.957179]  do_shrink_slab+0x1b1/0xd30
[  390.961156]  ? snapshot_refaults+0x290/0x290
[  390.965562]  ? lock_release+0xa00/0xa00
[  390.969535]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  390.974466]  ? down_read_trylock+0xda/0x140
[  390.978781]  ? shrink_slab+0x207/0x8c0
[  390.982661]  ? downgrade_write+0x270/0x270
[  390.986898]  shrink_slab+0x389/0x8c0
[  390.990604]  ? shrink_active_list+0x1f00/0x1f00
[  390.995276]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  391.000897]  ? __lock_acquire+0x62f/0x4c20
[  391.005129]  ? percpu_ref_get_many+0x240/0x240
[  391.009718]  ? print_usage_bug+0xc0/0xc0
[  391.013781]  shrink_node+0x431/0x16b0
[  391.017575]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  391.022868]  ? shrink_node_memcg+0x18f0/0x18f0
[  391.027446]  ? kvm_clock_read+0x18/0x30
[  391.031419]  ? ktime_get+0x2c1/0x400
[  391.035132]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  391.040039]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.045572]  ? __cpuset_node_allowed+0x19b/0x660
[  391.050332]  ? mark_held_locks+0x130/0x130
[  391.054565]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  391.060267]  ? zap_class+0x640/0x640
[  391.063990]  do_try_to_free_pages+0x3e7/0x1290
[  391.068567]  ? zap_class+0x640/0x640
[  391.072292]  ? shrink_node+0x16b0/0x16b0
[  391.076363]  ? __lock_is_held+0xb5/0x140
[  391.080433]  try_to_free_pages+0x4d0/0xb90
[  391.084664]  ? do_try_to_free_pages+0x1290/0x1290
[  391.089520]  ? lock_acquire+0x1ed/0x520
[  391.093489]  ? set_page_refcounted+0x280/0x280
[  391.098071]  ? lock_release+0xa00/0xa00
[  391.102041]  ? _raw_spin_unlock_irq+0x60/0x80
[  391.106528]  ? psi_memstall_enter+0x240/0x2b0
[  391.111018]  ? psi_memstall_tick+0x230/0x230
[  391.115430]  __alloc_pages_slowpath+0xa48/0x2de0
[  391.120204]  ? warn_alloc+0x120/0x120
[  391.124009]  ? mark_held_locks+0x130/0x130
[  391.128243]  ? find_get_entry+0xaae/0x1120
[  391.132482]  ? filemap_map_pages+0x1a20/0x1a20
[  391.137063]  ? zap_class+0x640/0x640
[  391.140777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.146324]  ? check_preemption_disabled+0x48/0x280
[  391.151333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.156861]  ? should_fail+0x22d/0xd01
[  391.160744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.165844]  ? zap_class+0x640/0x640
[  391.169573]  ? __lock_is_held+0xb5/0x140
[  391.173635]  ? mark_held_locks+0x130/0x130
[  391.177867]  ? lock_release+0xa00/0xa00
[  391.181836]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.187278]  ? xa_load+0x2ba/0x460
[  391.190823]  ? lock_downgrade+0x900/0x900
[  391.194974]  ? __might_sleep+0x95/0x190
[  391.198950]  __alloc_pages_nodemask+0xad8/0xea0
[  391.203619]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  391.208631]  ? __page_cache_alloc+0x191/0x5c0
[  391.213117]  ? xa_load+0x2e1/0x460
[  391.216655]  ? xa_clear_mark+0x40/0x40
[  391.220540]  ? zap_class+0x640/0x640
[  391.224259]  ? zap_class+0x640/0x640
[  391.228585]  ? zap_class+0x640/0x640
[  391.232298]  ? __do_page_cache_readahead+0x663/0x810
[  391.237404]  ? find_held_lock+0x36/0x1c0
[  391.241638]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  391.247170]  alloc_pages_current+0x173/0x350
[  391.251599]  __page_cache_alloc+0x38c/0x5c0
[  391.255917]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.260838]  ? kasan_check_read+0x11/0x20
[  391.264978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.270251]  ? generic_perform_write+0x6a0/0x6a0
[  391.275009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.280544]  ? check_preemption_disabled+0x48/0x280
[  391.285563]  filemap_fault+0x1595/0x25f0
[  391.289636]  ? __lock_page_or_retry+0xa00/0xa00
[  391.294313]  ? mark_held_locks+0x130/0x130
[  391.298554]  ? filemap_map_pages+0xd6b/0x1a20
[  391.303048]  ? lock_downgrade+0x900/0x900
[  391.307188]  ? check_preemption_disabled+0x48/0x280
[  391.312200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.317125]  ? kasan_check_read+0x11/0x20
[  391.321270]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.326551]  ? rcu_softirq_qs+0x20/0x20
[  391.330533]  ? filemap_map_pages+0xd92/0x1a20
[  391.335024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.340562]  ? find_get_entries_tag+0x1400/0x1400
[  391.345407]  ? __lock_acquire+0x62f/0x4c20
[  391.349649]  ? lock_acquire+0x1ed/0x520
[  391.353616]  ? ext4_filemap_fault+0x7a/0xad
[  391.357937]  ? lock_release+0xa00/0xa00
[  391.361903]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.367353]  ? print_usage_bug+0xc0/0xc0
[  391.371410]  ? print_usage_bug+0xc0/0xc0
[  391.375475]  ? down_read+0x8d/0x120
[  391.379094]  ? ext4_filemap_fault+0x7a/0xad
[  391.383410]  ? __down_interruptible+0x700/0x700
[  391.388082]  ext4_filemap_fault+0x82/0xad
[  391.392228]  __do_fault+0x100/0x6b0
[  391.395867]  ? pmd_devmap_trans_unstable+0x220/0x220
[  391.400967]  ? mark_held_locks+0x130/0x130
[  391.405200]  ? mark_held_locks+0x130/0x130
[  391.409427]  ? find_held_lock+0x36/0x1c0
[  391.413485]  ? find_held_lock+0x36/0x1c0
[  391.417540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.423074]  __handle_mm_fault+0x3ea0/0x5be0
[  391.427479]  ? poll_select_copy_remaining+0x18c/0x6a0
[  391.432671]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  391.437517]  ? __might_fault+0x12b/0x1e0
[  391.441571]  ? lock_downgrade+0x900/0x900
[  391.445723]  ? zap_class+0x640/0x640
[  391.449431]  ? zap_class+0x640/0x640
[  391.453143]  ? find_held_lock+0x36/0x1c0
[  391.457207]  ? handle_mm_fault+0x42a/0xc70
[  391.461435]  ? lock_downgrade+0x900/0x900
[  391.465576]  ? check_preemption_disabled+0x48/0x280
[  391.470593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.475514]  ? kasan_check_read+0x11/0x20
[  391.479655]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.484925]  ? rcu_softirq_qs+0x20/0x20
[  391.488895]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.493992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.499527]  ? check_preemption_disabled+0x48/0x280
[  391.504542]  handle_mm_fault+0x54f/0xc70
[  391.508600]  ? __handle_mm_fault+0x5be0/0x5be0
[  391.513181]  ? find_vma+0x34/0x190
[  391.516723]  __do_page_fault+0x5e8/0xe60
[  391.520778]  ? trace_hardirqs_off+0xb8/0x310
[  391.525189]  do_page_fault+0xf2/0x7e0
[  391.528990]  ? vmalloc_sync_all+0x30/0x30
[  391.533135]  ? error_entry+0x70/0xd0
[  391.536849]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.541859]  ? trace_hardirqs_on_caller+0xc0/0x310
[  391.546784]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.551711]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.556552]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.561562]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.567014]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.572023]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.577035]  ? page_fault+0x8/0x30
[  391.580571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.585417]  ? page_fault+0x8/0x30
[  391.588953]  page_fault+0x1e/0x30
[  391.592400] RIP: 0033:0x7fee66c9ddd3
[  391.596124] Code: Bad RIP value.
[  391.599485] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  391.604838] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  391.612098] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  391.619367] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  391.626634] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  391.633893] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  391.641176] warn_alloc_show_mem: 1 callbacks suppressed
[  391.641186] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  391.641188] Mem-Info:
[  391.641221] active_anon:56807 inactive_anon:186 isolated_anon:0
[  391.641221]  active_file:13 inactive_file:13 isolated_file:0
[  391.641221]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.641221]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  391.641221]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  391.641221]  free:13758 free_pcp:197 free_cma:0
[  391.646547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.646554] Call Trace:
[  391.653913] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.656303]  <IRQ>
[  391.689159] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  391.698507]  dump_stack+0x244/0x39d
[  391.701051] lowmem_reserve[]: 0 2818 6321 6321
[  391.728546]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.730669] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  391.756777]  warn_alloc.cold.116+0xb7/0x1bd
[  391.760364] lowmem_reserve[]: 0 0 3503 3503
[  391.764939]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.770099] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  391.797674]  ? lock_downgrade+0x900/0x900
[  391.801959] lowmem_reserve[]: 0 0 0 0
[  391.806279]  ? trace_hardirqs_off+0xb8/0x310
[  391.811208] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  391.840173]  ? trace_hardirqs_off+0xb8/0x310
[  391.844287] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  391.848093]  __alloc_pages_slowpath+0x2651/0x2de0
[  391.852472] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  391.866020]  ? warn_alloc+0x120/0x120
[  391.870907] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.886159]  ? print_usage_bug+0xc0/0xc0
[  391.890969] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.905862]  ? warn_alloc+0x120/0x120
[  391.909634] 270 total pagecache pages
[  391.918456]  ? warn_alloc+0x120/0x120
[  391.922497] 0 pages in swap cache
[  391.931048]  ? print_usage_bug+0xc0/0xc0
[  391.934821] Swap cache stats: add 0, delete 0, find 0/0
[  391.938607]  ? kvm_clock_read+0x18/0x30
[  391.942376] Free swap  = 0kB
[  391.945813]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.949837] Total swap = 0kB
[  391.949844] 1965979 pages RAM
[  391.955190]  ? print_usage_bug+0xc0/0xc0
[  391.959130] 0 pages HighMem/MovableOnly
[  391.959137] 342854 pages reserved
[  391.962143]  ? __lock_acquire+0x62f/0x4c20
[  391.967125] 0 pages cma reserved
[  391.970137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.973280] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.977265]  ? should_fail+0x22d/0xd01
[  391.981311] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.984665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.988867] init cpuset=/ mems_allowed=0
[  391.992235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.032160]  ? __lock_acquire+0x62f/0x4c20
[  392.036395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.041492]  ? __lock_acquire+0x62f/0x4c20
[  392.045719]  ? should_fail+0x22d/0xd01
[  392.049610]  ? rcu_irq_exit+0x1a2/0x390
[  392.053590]  ? mark_held_locks+0x130/0x130
[  392.057827]  ? mark_held_locks+0x130/0x130
[  392.062062]  ? mark_held_locks+0xc7/0x130
[  392.066207]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.071234]  ? zap_class+0x640/0x640
[  392.074942]  ? print_usage_bug+0xc0/0xc0
[  392.079001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.084533]  ? check_preemption_disabled+0x48/0x280
[  392.089554]  ? __lock_is_held+0xb5/0x140
[  392.093613]  __alloc_pages_nodemask+0xad8/0xea0
[  392.098278]  ? zap_class+0x640/0x640
[  392.101988]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  392.107005]  ? find_held_lock+0x36/0x1c0
[  392.111071]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.115738]  ? lock_downgrade+0x900/0x900
[  392.119888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.125422]  cache_grow_begin+0xa5/0x8c0
[  392.129476]  ? do_raw_spin_unlock+0xa7/0x330
[  392.133889]  fallback_alloc+0x204/0x2e0
[  392.137861]  ____cache_alloc_node+0x1c7/0x1e0
[  392.142359]  kmem_cache_alloc_node+0xe3/0x730
[  392.146847]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.151085]  __alloc_skb+0x119/0x770
[  392.154794]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.160067]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.164472]  ? lock_downgrade+0x900/0x900
[  392.168627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.174162]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.179616]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.185063]  ? addrconf_rs_timer+0x690/0x690
[  392.189477]  ndisc_alloc_skb+0x144/0x340
[  392.193538]  ndisc_send_rs+0x331/0x6e0
[  392.197440]  addrconf_rs_timer+0x314/0x690
[  392.201678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.205913]  call_timer_fn+0x272/0x920
[  392.209797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.214024]  ? process_timeout+0x40/0x40
[  392.218088]  ? __run_timers+0x7da/0xc70
[  392.222069]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.226558]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.231045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.235275]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.239853]  ? trace_hardirqs_on+0xbd/0x310
[  392.244167]  ? kasan_check_read+0x11/0x20
[  392.248315]  ? __run_timers+0x7da/0xc70
[  392.252288]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.257389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.261620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.265844]  __run_timers+0x7e5/0xc70
[  392.269644]  ? timer_fixup_init+0x70/0x70
[  392.273783]  ? kasan_check_read+0x11/0x20
[  392.277923]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.283201]  ? rcu_softirq_qs+0x20/0x20
[  392.287170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.292708]  ? check_preemption_disabled+0x48/0x280
[  392.297735]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.302493]  ? retint_kernel+0x2d/0x2d
[  392.306377]  ? trace_hardirqs_on_caller+0xc0/0x310
[  392.311300]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.316051]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.321507]  ? zap_class+0x640/0x640
[  392.325230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.330766]  ? check_preemption_disabled+0x48/0x280
[  392.335788]  ? __lock_is_held+0xb5/0x140
[  392.339851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.345383]  ? check_preemption_disabled+0x48/0x280
[  392.350404]  run_timer_softirq+0x52/0xb0
[  392.354461]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.359476]  __do_softirq+0x308/0xb7e
[  392.363278]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.367768]  ? lock_downgrade+0x900/0x900
[  392.371917]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.377031]  ? pvclock_read_flags+0x160/0x160
[  392.381525]  ? lapic_next_event+0x5a/0x90
[  392.385668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.391209]  ? kvm_clock_read+0x18/0x30
[  392.395174]  ? kvm_sched_clock_read+0x9/0x20
[  392.399592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.405126]  ? check_preemption_disabled+0x48/0x280
[  392.410142]  irq_exit+0x17f/0x1c0
[  392.413594]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.418428]  ? smp_reschedule_interrupt+0x109/0x650
[  392.423440]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.429320]  ? interrupt_entry+0xb5/0xc0
[  392.433386]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.438396]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.443411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.448246]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.453255]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.458266]  ? task_prio+0x50/0x50
[  392.461802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.467343]  ? check_preemption_disabled+0x48/0x280
[  392.472358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.477209]  apic_timer_interrupt+0xf/0x20
[  392.481433]  </IRQ>
[  392.483676] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  392.488601] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  392.507494] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  392.515198] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  392.522459] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  392.529723] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  392.536988] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  392.544264] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  392.551561]  skb_clone+0x1bb/0x500
[  392.555099]  ? finish_task_switch+0x1b4/0x910
[  392.559591]  ? skb_split+0x11e0/0x11e0
[  392.563476]  ? preempt_notifier_register+0x200/0x200
[  392.568571]  ? __switch_to_asm+0x34/0x70
[  392.572626]  ? __switch_to_asm+0x34/0x70
[  392.576678]  ? __switch_to_asm+0x40/0x70
[  392.580735]  ? __switch_to_asm+0x34/0x70
[  392.584786]  ? __switch_to_asm+0x40/0x70
[  392.588836]  ? __switch_to_asm+0x34/0x70
[  392.592889]  ? __switch_to_asm+0x40/0x70
[  392.596942]  ? __switch_to_asm+0x34/0x70
[  392.601002]  ? __switch_to_asm+0x34/0x70
[  392.605054]  ? __switch_to_asm+0x40/0x70
[  392.609107]  ? __switch_to_asm+0x34/0x70
[  392.613164]  bpf_clone_redirect+0xb9/0x490
[  392.617771]  ? __schedule+0x8d7/0x21d0
[  392.621660]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  392.626678]  ? __sched_text_start+0x8/0x8
[  392.630825]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.635585]  ? find_held_lock+0x36/0x1c0
[  392.639648]  ? lock_acquire+0x1ed/0x520
[  392.643619]  ? bpf_test_run+0x3cb/0x780
[  392.647590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.653123]  ? check_preemption_disabled+0x48/0x280
[  392.658137]  ? kasan_check_read+0x11/0x20
[  392.662284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.667553]  ? rcu_softirq_qs+0x20/0x20
[  392.671521]  ? preempt_schedule+0x4d/0x60
[  392.675666]  ? ___preempt_schedule+0x16/0x18
[  392.680170]  ? bpf_test_run+0x25d/0x780
[  392.684150]  ? netlink_diag_dump+0x2a0/0x2a0
[  392.688561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.694096]  ? bpf_test_init.isra.10+0x70/0x100
[  392.698763]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  392.703521]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.708361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.713890]  ? fput+0x130/0x1a0
[  392.717174]  ? __bpf_prog_get+0x9b/0x290
[  392.721232]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.726081]  ? bpf_prog_test_run+0x130/0x1a0
[  392.730490]  ? __x64_sys_bpf+0x3db/0x520
[  392.734546]  ? bpf_prog_get+0x20/0x20
[  392.738358]  ? do_syscall_64+0x1b9/0x820
[  392.742417]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.747778]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.752703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.757543]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.762558]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.767573]  ? prepare_exit_to_usermode+0x291/0x3b0
[  392.772591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.777434]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.782807] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  392.782886] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.789033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.789041] Call Trace:
[  392.795593] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.804851]  <IRQ>
[  392.807412] syz-executor5 cpuset=syz5 mems_allowed=0
[  392.817886]  dump_stack+0x244/0x39d
[  392.828710]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.833906]  warn_alloc.cold.116+0xb7/0x1bd
[  392.838223]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.843065]  ? lock_downgrade+0x900/0x900
[  392.847216]  ? trace_hardirqs_off+0xb8/0x310
[  392.851626]  ? trace_hardirqs_off+0xb8/0x310
[  392.856037]  __alloc_pages_slowpath+0x2651/0x2de0
[  392.860899]  ? warn_alloc+0x120/0x120
[  392.864694]  ? print_usage_bug+0xc0/0xc0
[  392.868752]  ? warn_alloc+0x120/0x120
[  392.872553]  ? warn_alloc+0x120/0x120
[  392.876348]  ? print_usage_bug+0xc0/0xc0
[  392.880409]  ? kvm_clock_read+0x18/0x30
[  392.884377]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  392.889390]  ? print_usage_bug+0xc0/0xc0
[  392.893445]  ? __lock_acquire+0x62f/0x4c20
[  392.897679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.903212]  ? should_fail+0x22d/0xd01
[  392.907093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.912369]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.917464]  ? __lock_acquire+0x62f/0x4c20
[  392.921697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.926791]  ? __lock_acquire+0x62f/0x4c20
[  392.931015]  ? should_fail+0x22d/0xd01
[  392.934897]  ? rcu_irq_exit+0x1a2/0x390
[  392.938874]  ? mark_held_locks+0x130/0x130
[  392.943109]  ? mark_held_locks+0x130/0x130
[  392.947346]  ? try_to_wake_up+0x11c/0x1490
[  392.951577]  ? lock_downgrade+0x900/0x900
[  392.955724]  ? zap_class+0x640/0x640
[  392.959430]  ? print_usage_bug+0xc0/0xc0
[  392.963482]  ? trace_hardirqs_off+0xb8/0x310
[  392.967882]  ? kasan_check_read+0x11/0x20
[  392.972024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.977556]  ? check_preemption_disabled+0x48/0x280
[  392.982575]  ? __lock_is_held+0xb5/0x140
[  392.986722]  __alloc_pages_nodemask+0xad8/0xea0
[  392.991383]  ? zap_class+0x640/0x640
[  392.995095]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  393.000114]  ? find_held_lock+0x36/0x1c0
[  393.004187]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.008851]  ? lock_downgrade+0x900/0x900
[  393.013002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.018535]  cache_grow_begin+0xa5/0x8c0
[  393.022595]  ? do_raw_spin_unlock+0xa7/0x330
[  393.027008]  fallback_alloc+0x204/0x2e0
[  393.030986]  ____cache_alloc_node+0x1c7/0x1e0
[  393.035480]  kmem_cache_alloc_node+0xe3/0x730
[  393.040228]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.044469]  __alloc_skb+0x119/0x770
[  393.048174]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.053446]  ? netdev_alloc_frag+0x1f0/0x1f0
[  393.057852]  ? lock_downgrade+0x900/0x900
[  393.062018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.067549]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.072999]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.078447]  ? addrconf_rs_timer+0x690/0x690
[  393.082863]  ndisc_alloc_skb+0x144/0x340
[  393.086924]  ndisc_send_rs+0x331/0x6e0
[  393.090810]  addrconf_rs_timer+0x314/0x690
[  393.095041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.099279]  call_timer_fn+0x272/0x920
[  393.103164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.107391]  ? process_timeout+0x40/0x40
[  393.111453]  ? mark_held_locks+0xc7/0x130
[  393.115595]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.120080]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.124569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.128800]  ? lockdep_hardirqs_on+0x296/0x5b0
[  393.133377]  ? trace_hardirqs_on+0xbd/0x310
[  393.137697]  ? kasan_check_read+0x11/0x20
[  393.141839]  ? __run_timers+0x7da/0xc70
[  393.145808]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.150908]  ? __queue_work+0x1440/0x1440
[  393.155056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.159281]  __run_timers+0x7e5/0xc70
[  393.163081]  ? timer_fixup_init+0x70/0x70
[  393.167228]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.172242]  ? zap_class+0x640/0x640
[  393.175957]  ? print_usage_bug+0xc0/0xc0
[  393.180013]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.185201]  ? find_held_lock+0x36/0x1c0
[  393.189263]  ? zap_class+0x640/0x640
[  393.192978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.198511]  ? check_preemption_disabled+0x48/0x280
[  393.203534]  ? __lock_is_held+0xb5/0x140
[  393.207589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.213125]  ? check_preemption_disabled+0x48/0x280
[  393.218154]  run_timer_softirq+0x52/0xb0
[  393.222209]  ? rcu_read_lock_sched_held+0x14f/0x180
[  393.227220]  __do_softirq+0x308/0xb7e
[  393.231022]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  393.235511]  ? lock_downgrade+0x900/0x900
[  393.239663]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  393.244782]  ? pvclock_read_flags+0x160/0x160
[  393.249272]  ? lapic_next_event+0x5a/0x90
[  393.253419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.258958]  ? kvm_clock_read+0x18/0x30
[  393.262925]  ? kvm_sched_clock_read+0x9/0x20
[  393.267329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.272859]  ? check_preemption_disabled+0x48/0x280
[  393.277880]  irq_exit+0x17f/0x1c0
[  393.281330]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.286171]  ? smp_reschedule_interrupt+0x109/0x650
[  393.291182]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.297058]  ? interrupt_entry+0xb5/0xc0
[  393.301120]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.306162]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.311171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.316008]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.321016]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.326035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.330969]  apic_timer_interrupt+0xf/0x20
[  393.335192]  </IRQ>
[  393.337424] RIP: 0010:lock_release+0x51d/0xa00
[  393.342008] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  393.360904] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  393.368604] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  393.375864] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  393.383131] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  393.390391] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  393.397738] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  393.405023]  ? list_lru_count_one+0x25b/0x450
[  393.409511]  ? lock_downgrade+0x900/0x900
[  393.413652]  ? check_preemption_disabled+0x48/0x280
[  393.418666]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.423587]  ? kasan_check_read+0x11/0x20
[  393.427728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.432998]  ? rcu_softirq_qs+0x20/0x20
[  393.436976]  list_lru_count_one+0x282/0x450
[  393.441291]  ? list_lru_isolate_move+0x3c0/0x3c0
[  393.446039]  ? shmem_free_inode+0xd0/0xd0
[  393.450188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.455720]  ? ubifs_shrink_count+0xc4/0x100
[  393.460154]  super_cache_count+0x1b9/0x2e0
[  393.464390]  do_shrink_slab+0x1b1/0xd30
[  393.468367]  ? snapshot_refaults+0x290/0x290
[  393.472772]  ? lock_release+0xa00/0xa00
[  393.476744]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  393.481679]  ? down_read_trylock+0xda/0x140
[  393.485995]  ? shrink_slab+0x207/0x8c0
[  393.489878]  ? downgrade_write+0x270/0x270
[  393.494127]  shrink_slab+0x389/0x8c0
[  393.497833]  ? shrink_active_list+0x1f00/0x1f00
[  393.502503]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  393.508132]  ? __lock_acquire+0x62f/0x4c20
[  393.512365]  ? percpu_ref_get_many+0x240/0x240
[  393.516955]  ? print_usage_bug+0xc0/0xc0
[  393.521016]  shrink_node+0x431/0x16b0
[  393.524811]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  393.530190]  ? shrink_node_memcg+0x18f0/0x18f0
[  393.534773]  ? kvm_clock_read+0x18/0x30
[  393.538742]  ? ktime_get+0x2c1/0x400
[  393.542459]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  393.546971]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.552501]  ? __cpuset_node_allowed+0x19b/0x660
[  393.557251]  ? mark_held_locks+0x130/0x130
[  393.561484]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  393.567193]  ? zap_class+0x640/0x640
[  393.570909]  do_try_to_free_pages+0x3e7/0x1290
[  393.575484]  ? zap_class+0x640/0x640
[  393.579208]  ? shrink_node+0x16b0/0x16b0
[  393.583264]  ? __lock_is_held+0xb5/0x140
[  393.587331]  try_to_free_pages+0x4d0/0xb90
[  393.591564]  ? do_try_to_free_pages+0x1290/0x1290
[  393.596410]  ? lock_acquire+0x1ed/0x520
[  393.600381]  ? set_page_refcounted+0x280/0x280
[  393.604963]  ? lock_release+0xa00/0xa00
[  393.608940]  ? _raw_spin_unlock_irq+0x60/0x80
[  393.613429]  ? psi_memstall_enter+0x240/0x2b0
[  393.617921]  ? psi_memstall_tick+0x230/0x230
[  393.622334]  __alloc_pages_slowpath+0xa48/0x2de0
[  393.627120]  ? warn_alloc+0x120/0x120
[  393.630916]  ? mark_held_locks+0x130/0x130
[  393.635154]  ? find_get_entry+0xaae/0x1120
[  393.639393]  ? filemap_map_pages+0x1a20/0x1a20
[  393.643973]  ? zap_class+0x640/0x640
[  393.647689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.653222]  ? check_preemption_disabled+0x48/0x280
[  393.658235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.663763]  ? should_fail+0x22d/0xd01
[  393.667649]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.672751]  ? zap_class+0x640/0x640
[  393.676484]  ? __lock_is_held+0xb5/0x140
[  393.680545]  ? mark_held_locks+0x130/0x130
[  393.684776]  ? lock_release+0xa00/0xa00
[  393.688765]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.694207]  ? xa_load+0x2ba/0x460
[  393.697745]  ? lock_downgrade+0x900/0x900
[  393.701892]  ? __might_sleep+0x95/0x190
[  393.705868]  __alloc_pages_nodemask+0xad8/0xea0
[  393.710536]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  393.715545]  ? __page_cache_alloc+0x191/0x5c0
[  393.720035]  ? xa_load+0x2e1/0x460
[  393.723571]  ? xa_clear_mark+0x40/0x40
[  393.727453]  ? zap_class+0x640/0x640
[  393.731171]  ? zap_class+0x640/0x640
[  393.734883]  ? zap_class+0x640/0x640
[  393.738590]  ? __do_page_cache_readahead+0x663/0x810
[  393.743694]  ? find_held_lock+0x36/0x1c0
[  393.747751]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  393.753291]  alloc_pages_current+0x173/0x350
[  393.757701]  __page_cache_alloc+0x38c/0x5c0
[  393.762014]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.766937]  ? kasan_check_read+0x11/0x20
[  393.771091]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.776364]  ? generic_perform_write+0x6a0/0x6a0
[  393.781114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.786645]  ? check_preemption_disabled+0x48/0x280
[  393.791663]  filemap_fault+0x1595/0x25f0
[  393.795728]  ? __lock_page_or_retry+0xa00/0xa00
[  393.800392]  ? mark_held_locks+0x130/0x130
[  393.804626]  ? filemap_map_pages+0xd6b/0x1a20
[  393.809118]  ? lock_downgrade+0x900/0x900
[  393.813263]  ? check_preemption_disabled+0x48/0x280
[  393.818274]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.823195]  ? kasan_check_read+0x11/0x20
[  393.827338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.832612]  ? rcu_softirq_qs+0x20/0x20
[  393.836592]  ? filemap_map_pages+0xd92/0x1a20
[  393.841093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.846635]  ? find_get_entries_tag+0x1400/0x1400
[  393.851477]  ? __lock_acquire+0x62f/0x4c20
[  393.855720]  ? lock_acquire+0x1ed/0x520
[  393.859687]  ? ext4_filemap_fault+0x7a/0xad
[  393.864007]  ? lock_release+0xa00/0xa00
[  393.867977]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.873887]  ? print_usage_bug+0xc0/0xc0
[  393.877948]  ? print_usage_bug+0xc0/0xc0
[  393.882012]  ? down_read+0x8d/0x120
[  393.885632]  ? ext4_filemap_fault+0x7a/0xad
[  393.889952]  ? __down_interruptible+0x700/0x700
[  393.894626]  ext4_filemap_fault+0x82/0xad
[  393.898768]  __do_fault+0x100/0x6b0
[  393.902397]  ? pmd_devmap_trans_unstable+0x220/0x220
[  393.907501]  ? mark_held_locks+0x130/0x130
[  393.911733]  ? mark_held_locks+0x130/0x130
[  393.915959]  ? find_held_lock+0x36/0x1c0
[  393.920018]  ? find_held_lock+0x36/0x1c0
[  393.924084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.929619]  __handle_mm_fault+0x3ea0/0x5be0
[  393.934021]  ? poll_select_copy_remaining+0x18c/0x6a0
[  393.939236]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  393.944089]  ? __might_fault+0x12b/0x1e0
[  393.948162]  ? lock_downgrade+0x900/0x900
[  393.952313]  ? zap_class+0x640/0x640
[  393.956019]  ? zap_class+0x640/0x640
[  393.959733]  ? find_held_lock+0x36/0x1c0
[  393.963797]  ? handle_mm_fault+0x42a/0xc70
[  393.968035]  ? lock_downgrade+0x900/0x900
[  393.972187]  ? check_preemption_disabled+0x48/0x280
[  393.977198]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.982123]  ? kasan_check_read+0x11/0x20
[  393.986264]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.991534]  ? rcu_softirq_qs+0x20/0x20
[  393.995502]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.000603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.006133]  ? check_preemption_disabled+0x48/0x280
[  394.011151]  handle_mm_fault+0x54f/0xc70
[  394.015211]  ? __handle_mm_fault+0x5be0/0x5be0
[  394.019791]  ? find_vma+0x34/0x190
[  394.023333]  __do_page_fault+0x5e8/0xe60
[  394.027388]  ? trace_hardirqs_off+0xb8/0x310
[  394.031800]  do_page_fault+0xf2/0x7e0
[  394.035596]  ? vmalloc_sync_all+0x30/0x30
[  394.039739]  ? error_entry+0x70/0xd0
[  394.043447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.048456]  ? trace_hardirqs_on_caller+0xc0/0x310
[  394.053379]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.058302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.063142]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.068154]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.073598]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.078637]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.083647]  ? page_fault+0x8/0x30
[  394.087193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.092030]  ? page_fault+0x8/0x30
[  394.095574]  page_fault+0x1e/0x30
[  394.099022] RIP: 0033:0x7fee66c9ddd3
[  394.102746] Code: Bad RIP value.
[  394.106104] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  394.111471] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  394.118734] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  394.126016] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  394.133283] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  394.140542] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  394.147828] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  394.147832] warn_alloc_show_mem: 1 callbacks suppressed
[  394.147839] Mem-Info:
[  394.155182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.155189] Call Trace:
[  394.160554] active_anon:56807 inactive_anon:186 isolated_anon:0
[  394.160554]  active_file:13 inactive_file:13 isolated_file:0
[  394.160554]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.160554]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  394.160554]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  394.160554]  free:13758 free_pcp:197 free_cma:0
[  394.162926]  <IRQ>
[  394.172279] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.174852]  dump_stack+0x244/0x39d
[  394.207787] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  394.209933]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.237390] lowmem_reserve[]: 0 2818 6321 6321
[  394.241046]  warn_alloc.cold.116+0xb7/0x1bd
[  394.267119] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  394.272299]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.276846] lowmem_reserve[]: 0 0 3503 3503
[  394.281162]  ? lock_downgrade+0x900/0x900
[  394.308716] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  394.313555]  ? trace_hardirqs_off+0xb8/0x310
[  394.317838] lowmem_reserve[]: 0 0 0 0
[  394.321984]  ? trace_hardirqs_off+0xb8/0x310
[  394.350839] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  394.355244]  __alloc_pages_slowpath+0x2651/0x2de0
[  394.359014] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  394.363438]  ? warn_alloc+0x120/0x120
[  394.376913] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  394.381747]  ? print_usage_bug+0xc0/0xc0
[  394.396980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.400759]  ? warn_alloc+0x120/0x120
[  394.415646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.419685]  ? warn_alloc+0x120/0x120
[  394.428492] 270 total pagecache pages
[  394.432276]  ? print_usage_bug+0xc0/0xc0
[  394.440831] 0 pages in swap cache
[  394.444607]  ? kvm_clock_read+0x18/0x30
[  394.448385] Swap cache stats: add 0, delete 0, find 0/0
[  394.452431]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  394.455853] Free swap  = 0kB
[  394.459816]  ? print_usage_bug+0xc0/0xc0
[  394.465143] Total swap = 0kB
[  394.465150] 1965979 pages RAM
[  394.470155]  ? __lock_acquire+0x62f/0x4c20
[  394.473139] 0 pages HighMem/MovableOnly
[  394.473146] 342854 pages reserved
[  394.477194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.480179] 0 pages cma reserved
[  394.480241] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.483282]  ? should_fail+0x22d/0xd01
[  394.487535] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.491448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.494869] init cpuset=/ mems_allowed=0
[  394.500392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.538169]  ? __lock_acquire+0x62f/0x4c20
[  394.542409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.547507]  ? __lock_acquire+0x62f/0x4c20
[  394.551739]  ? should_fail+0x22d/0xd01
[  394.555621]  ? rcu_irq_exit+0x1a2/0x390
[  394.559596]  ? mark_held_locks+0x130/0x130
[  394.563833]  ? mark_held_locks+0x130/0x130
[  394.568065]  ? mark_held_locks+0xc7/0x130
[  394.572207]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.577216]  ? zap_class+0x640/0x640
[  394.580921]  ? print_usage_bug+0xc0/0xc0
[  394.584978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.590522]  ? check_preemption_disabled+0x48/0x280
[  394.595544]  ? __lock_is_held+0xb5/0x140
[  394.599603]  __alloc_pages_nodemask+0xad8/0xea0
[  394.604264]  ? zap_class+0x640/0x640
[  394.607983]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  394.613016]  ? find_held_lock+0x36/0x1c0
[  394.617079]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.621741]  ? lock_downgrade+0x900/0x900
[  394.625894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.631429]  cache_grow_begin+0xa5/0x8c0
[  394.635490]  ? do_raw_spin_unlock+0xa7/0x330
[  394.639904]  fallback_alloc+0x204/0x2e0
[  394.643880]  ____cache_alloc_node+0x1c7/0x1e0
[  394.648382]  kmem_cache_alloc_node+0xe3/0x730
[  394.652877]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.657115]  __alloc_skb+0x119/0x770
[  394.660821]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.666094]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.670496]  ? lock_downgrade+0x900/0x900
[  394.674651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.680184]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.685633]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.691077]  ? addrconf_rs_timer+0x690/0x690
[  394.695496]  ndisc_alloc_skb+0x144/0x340
[  394.699558]  ndisc_send_rs+0x331/0x6e0
[  394.703444]  addrconf_rs_timer+0x314/0x690
[  394.707676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.711912]  call_timer_fn+0x272/0x920
[  394.715796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.720026]  ? process_timeout+0x40/0x40
[  394.724090]  ? __run_timers+0x7da/0xc70
[  394.728060]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.732552]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.737039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.741271]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.745850]  ? trace_hardirqs_on+0xbd/0x310
[  394.750170]  ? kasan_check_read+0x11/0x20
[  394.754313]  ? __run_timers+0x7da/0xc70
[  394.758284]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.763385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.767623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.771848]  __run_timers+0x7e5/0xc70
[  394.775654]  ? timer_fixup_init+0x70/0x70
[  394.779796]  ? kasan_check_read+0x11/0x20
[  394.783940]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.789209]  ? rcu_softirq_qs+0x20/0x20
[  394.793179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.798710]  ? check_preemption_disabled+0x48/0x280
[  394.803729]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.808572]  ? retint_kernel+0x2d/0x2d
[  394.812455]  ? trace_hardirqs_on_caller+0xc0/0x310
[  394.817378]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.822129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.827580]  ? zap_class+0x640/0x640
[  394.831294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.837348]  ? check_preemption_disabled+0x48/0x280
[  394.842368]  ? __lock_is_held+0xb5/0x140
[  394.846424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.851960]  ? check_preemption_disabled+0x48/0x280
[  394.856991]  run_timer_softirq+0x52/0xb0
[  394.861060]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.866080]  __do_softirq+0x308/0xb7e
[  394.869879]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.874370]  ? lock_downgrade+0x900/0x900
[  394.878518]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.883620]  ? pvclock_read_flags+0x160/0x160
[  394.888116]  ? lapic_next_event+0x5a/0x90
[  394.892260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.897799]  ? kvm_clock_read+0x18/0x30
[  394.901770]  ? kvm_sched_clock_read+0x9/0x20
[  394.906173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.911703]  ? check_preemption_disabled+0x48/0x280
[  394.916726]  irq_exit+0x17f/0x1c0
[  394.920174]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.925016]  ? smp_reschedule_interrupt+0x109/0x650
[  394.930030]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.935908]  ? interrupt_entry+0xb5/0xc0
[  394.939962]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.944991]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.950007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.954864]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.959882]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.964894]  ? task_prio+0x50/0x50
[  394.968429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.973963]  ? check_preemption_disabled+0x48/0x280
[  394.978992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.983837]  apic_timer_interrupt+0xf/0x20
[  394.988058]  </IRQ>
[  394.990291] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  394.995217] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  395.014110] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  395.021812] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  395.029073] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  395.036341] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  395.043932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  395.051204] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  395.058514]  skb_clone+0x1bb/0x500
[  395.062050]  ? finish_task_switch+0x1b4/0x910
[  395.066539]  ? skb_split+0x11e0/0x11e0
[  395.070422]  ? preempt_notifier_register+0x200/0x200
[  395.075519]  ? __switch_to_asm+0x34/0x70
[  395.079570]  ? __switch_to_asm+0x34/0x70
[  395.083622]  ? __switch_to_asm+0x40/0x70
[  395.087676]  ? __switch_to_asm+0x34/0x70
[  395.091729]  ? __switch_to_asm+0x40/0x70
[  395.095787]  ? __switch_to_asm+0x34/0x70
[  395.099842]  ? __switch_to_asm+0x40/0x70
[  395.103898]  ? __switch_to_asm+0x34/0x70
[  395.107963]  ? __switch_to_asm+0x34/0x70
[  395.112015]  ? __switch_to_asm+0x40/0x70
[  395.116067]  ? __switch_to_asm+0x34/0x70
[  395.120127]  bpf_clone_redirect+0xb9/0x490
[  395.124358]  ? __schedule+0x8d7/0x21d0
[  395.128243]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  395.133260]  ? __sched_text_start+0x8/0x8
[  395.137403]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.142173]  ? find_held_lock+0x36/0x1c0
[  395.146234]  ? lock_acquire+0x1ed/0x520
[  395.150204]  ? bpf_test_run+0x3cb/0x780
[  395.154173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.159706]  ? check_preemption_disabled+0x48/0x280
[  395.164721]  ? kasan_check_read+0x11/0x20
[  395.168862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.174130]  ? rcu_softirq_qs+0x20/0x20
[  395.178099]  ? preempt_schedule+0x4d/0x60
[  395.182242]  ? ___preempt_schedule+0x16/0x18
[  395.186661]  ? bpf_test_run+0x25d/0x780
[  395.190642]  ? netlink_diag_dump+0x2a0/0x2a0
[  395.195051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.200583]  ? bpf_test_init.isra.10+0x70/0x100
[  395.205253]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  395.210015]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.214853]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.220384]  ? fput+0x130/0x1a0
[  395.223660]  ? __bpf_prog_get+0x9b/0x290
[  395.227722]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.232559]  ? bpf_prog_test_run+0x130/0x1a0
[  395.236971]  ? __x64_sys_bpf+0x3db/0x520
[  395.241030]  ? bpf_prog_get+0x20/0x20
[  395.244849]  ? do_syscall_64+0x1b9/0x820
[  395.248902]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.254260]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.259181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.264054]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.269066]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.274081]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.279094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.283948]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.289324] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  395.289387] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.295556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.295561] Call Trace:
[  395.295568]  <IRQ>
[  395.295586]  dump_stack+0x244/0x39d
[  395.295605]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.302147] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.311423]  warn_alloc.cold.116+0xb7/0x1bd
[  395.313978] syz-executor5 cpuset=syz5 mems_allowed=0
[  395.316119]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.349565]  ? lock_downgrade+0x900/0x900
[  395.353718]  ? trace_hardirqs_off+0xb8/0x310
[  395.358126]  ? trace_hardirqs_off+0xb8/0x310
[  395.362548]  __alloc_pages_slowpath+0x2651/0x2de0
[  395.367407]  ? warn_alloc+0x120/0x120
[  395.371207]  ? print_usage_bug+0xc0/0xc0
[  395.375268]  ? warn_alloc+0x120/0x120
[  395.379065]  ? warn_alloc+0x120/0x120
[  395.382861]  ? print_usage_bug+0xc0/0xc0
[  395.386924]  ? print_usage_bug+0xc0/0xc0
[  395.390995]  ? __lock_acquire+0x62f/0x4c20
[  395.395234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.400766]  ? should_fail+0x22d/0xd01
[  395.404650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.409748]  ? __lock_acquire+0x62f/0x4c20
[  395.413984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.419082]  ? __lock_acquire+0x62f/0x4c20
[  395.423309]  ? should_fail+0x22d/0xd01
[  395.427189]  ? find_held_lock+0x36/0x1c0
[  395.431250]  ? mark_held_locks+0x130/0x130
[  395.435486]  ? mark_held_locks+0x130/0x130
[  395.439714]  ? zap_class+0x640/0x640
[  395.443420]  ? zap_class+0x640/0x640
[  395.447133]  ? print_usage_bug+0xc0/0xc0
[  395.451186]  ? do_raw_spin_unlock+0xa7/0x330
[  395.455591]  ? zap_class+0x640/0x640
[  395.459301]  ? print_usage_bug+0xc0/0xc0
[  395.463354]  ? wq_watchdog_touch+0x9c/0xfe
[  395.467586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.473201]  ? check_preemption_disabled+0x48/0x280
[  395.478220]  ? __lock_is_held+0xb5/0x140
[  395.482281]  __alloc_pages_nodemask+0xad8/0xea0
[  395.486953]  ? zap_class+0x640/0x640
[  395.490663]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  395.495687]  ? find_held_lock+0x36/0x1c0
[  395.499749]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.504411]  ? lock_downgrade+0x900/0x900
[  395.508560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.514097]  cache_grow_begin+0xa5/0x8c0
[  395.518152]  ? do_raw_spin_unlock+0xa7/0x330
[  395.522563]  fallback_alloc+0x204/0x2e0
[  395.526541]  ____cache_alloc_node+0x1c7/0x1e0
[  395.531035]  kmem_cache_alloc_node+0xe3/0x730
[  395.535523]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.539762]  __alloc_skb+0x119/0x770
[  395.543469]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.548747]  ? netdev_alloc_frag+0x1f0/0x1f0
[  395.553152]  ? lock_downgrade+0x900/0x900
[  395.557300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.562832]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.568279]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.573727]  ? addrconf_rs_timer+0x690/0x690
[  395.578139]  ndisc_alloc_skb+0x144/0x340
[  395.582197]  ndisc_send_rs+0x331/0x6e0
[  395.586087]  addrconf_rs_timer+0x314/0x690
[  395.590321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.594557]  call_timer_fn+0x272/0x920
[  395.598437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.602665]  ? process_timeout+0x40/0x40
[  395.606729]  ? mark_held_locks+0xc7/0x130
[  395.610872]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.615359]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.619846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.624089]  ? lockdep_hardirqs_on+0x296/0x5b0
[  395.628664]  ? trace_hardirqs_on+0xbd/0x310
[  395.632982]  ? kasan_check_read+0x11/0x20
[  395.637124]  ? __run_timers+0x7da/0xc70
[  395.641099]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.646199]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.650432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.654663]  __run_timers+0x7e5/0xc70
[  395.658465]  ? timer_fixup_init+0x70/0x70
[  395.662608]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.667619]  ? zap_class+0x640/0x640
[  395.671330]  ? print_usage_bug+0xc0/0xc0
[  395.675385]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.680576]  ? find_held_lock+0x36/0x1c0
[  395.684639]  ? zap_class+0x640/0x640
[  395.688353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.693888]  ? check_preemption_disabled+0x48/0x280
[  395.698921]  ? __lock_is_held+0xb5/0x140
[  395.702982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.708514]  ? check_preemption_disabled+0x48/0x280
[  395.713532]  run_timer_softirq+0x52/0xb0
[  395.717588]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.722599]  __do_softirq+0x308/0xb7e
[  395.726399]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.730895]  ? lock_downgrade+0x900/0x900
[  395.735054]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.740157]  ? pvclock_read_flags+0x160/0x160
[  395.744652]  ? lapic_next_event+0x5a/0x90
[  395.748804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.754339]  ? kvm_clock_read+0x18/0x30
[  395.758309]  ? kvm_sched_clock_read+0x9/0x20
[  395.762717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.768510]  ? check_preemption_disabled+0x48/0x280
[  395.773526]  irq_exit+0x17f/0x1c0
[  395.776973]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.781807]  ? smp_reschedule_interrupt+0x109/0x650
[  395.786820]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.792700]  ? interrupt_entry+0xb5/0xc0
[  395.796762]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.801774]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.806787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.811622]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.816630]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.821652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.826498]  apic_timer_interrupt+0xf/0x20
[  395.830721]  </IRQ>
[  395.832954] RIP: 0010:lock_release+0x51d/0xa00
[  395.837529] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  395.856422] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  395.864122] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  395.871793] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  395.879061] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  395.886328] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  395.893588] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  395.900880]  ? list_lru_count_one+0x25b/0x450
[  395.905385]  ? lock_downgrade+0x900/0x900
[  395.909526]  ? check_preemption_disabled+0x48/0x280
[  395.914546]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.919479]  ? kasan_check_read+0x11/0x20
[  395.923622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.928899]  ? rcu_softirq_qs+0x20/0x20
[  395.932882]  list_lru_count_one+0x282/0x450
[  395.937208]  ? list_lru_isolate_move+0x3c0/0x3c0
[  395.941957]  ? shmem_free_inode+0xd0/0xd0
[  395.946100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.951631]  ? ubifs_shrink_count+0xc4/0x100
[  395.956041]  super_cache_count+0x1b9/0x2e0
[  395.960272]  do_shrink_slab+0x1b1/0xd30
[  395.964248]  ? snapshot_refaults+0x290/0x290
[  395.968653]  ? lock_release+0xa00/0xa00
[  395.972626]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  395.977558]  ? down_read_trylock+0xda/0x140
[  395.981874]  ? shrink_slab+0x207/0x8c0
[  395.985764]  ? downgrade_write+0x270/0x270
[  395.990086]  shrink_slab+0x389/0x8c0
[  395.993792]  ? shrink_active_list+0x1f00/0x1f00
[  395.998462]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  396.004078]  ? __lock_acquire+0x62f/0x4c20
[  396.008309]  ? percpu_ref_get_many+0x240/0x240
[  396.012913]  ? print_usage_bug+0xc0/0xc0
[  396.016981]  shrink_node+0x431/0x16b0
[  396.020780]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  396.026070]  ? shrink_node_memcg+0x18f0/0x18f0
[  396.030647]  ? kvm_clock_read+0x18/0x30
[  396.034616]  ? ktime_get+0x2c1/0x400
[  396.038327]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  396.042818]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  396.048347]  ? __cpuset_node_allowed+0x19b/0x660
[  396.053095]  ? mark_held_locks+0x130/0x130
[  396.057329]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  396.063036]  ? zap_class+0x640/0x640
[  396.066755]  do_try_to_free_pages+0x3e7/0x1290
[  396.071331]  ? zap_class+0x640/0x640
[  396.075053]  ? shrink_node+0x16b0/0x16b0
[  396.079108]  ? __lock_is_held+0xb5/0x140
[  396.083177]  try_to_free_pages+0x4d0/0xb90
[  396.087412]  ? do_try_to_free_pages+0x1290/0x1290
[  396.092257]  ? lock_acquire+0x1ed/0x520
[  396.096228]  ? set_page_refcounted+0x280/0x280
[  396.100816]  ? lock_release+0xa00/0xa00
[  396.104786]  ? _raw_spin_unlock_irq+0x60/0x80
[  396.109360]  ? psi_memstall_enter+0x240/0x2b0
[  396.113851]  ? psi_memstall_tick+0x230/0x230
[  396.118269]  __alloc_pages_slowpath+0xa48/0x2de0
[  396.123041]  ? warn_alloc+0x120/0x120
[  396.126835]  ? mark_held_locks+0x130/0x130
[  396.131067]  ? find_get_entry+0xaae/0x1120
[  396.135302]  ? filemap_map_pages+0x1a20/0x1a20
[  396.139898]  ? zap_class+0x640/0x640
[  396.143613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.149143]  ? check_preemption_disabled+0x48/0x280
[  396.154153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.159682]  ? should_fail+0x22d/0xd01
[  396.163831]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.168933]  ? zap_class+0x640/0x640
[  396.172752]  ? __lock_is_held+0xb5/0x140
[  396.176811]  ? mark_held_locks+0x130/0x130
[  396.181041]  ? lock_release+0xa00/0xa00
[  396.185012]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.190453]  ? xa_load+0x2ba/0x460
[  396.193989]  ? lock_downgrade+0x900/0x900
[  396.198145]  ? __might_sleep+0x95/0x190
[  396.202119]  __alloc_pages_nodemask+0xad8/0xea0
[  396.206789]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  396.211799]  ? __page_cache_alloc+0x191/0x5c0
[  396.216284]  ? xa_load+0x2e1/0x460
[  396.219818]  ? xa_clear_mark+0x40/0x40
[  396.223704]  ? zap_class+0x640/0x640
[  396.227424]  ? zap_class+0x640/0x640
[  396.231128]  ? zap_class+0x640/0x640
[  396.234837]  ? __do_page_cache_readahead+0x663/0x810
[  396.239947]  ? find_held_lock+0x36/0x1c0
[  396.244004]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  396.249540]  alloc_pages_current+0x173/0x350
[  396.253948]  __page_cache_alloc+0x38c/0x5c0
[  396.258266]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.263191]  ? kasan_check_read+0x11/0x20
[  396.267331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.272601]  ? generic_perform_write+0x6a0/0x6a0
[  396.277351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.282892]  ? check_preemption_disabled+0x48/0x280
[  396.287909]  filemap_fault+0x1595/0x25f0
[  396.291975]  ? __lock_page_or_retry+0xa00/0xa00
[  396.296641]  ? mark_held_locks+0x130/0x130
[  396.300888]  ? filemap_map_pages+0xd6b/0x1a20
[  396.305379]  ? lock_downgrade+0x900/0x900
[  396.309520]  ? check_preemption_disabled+0x48/0x280
[  396.314531]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.319458]  ? kasan_check_read+0x11/0x20
[  396.323599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.328891]  ? rcu_softirq_qs+0x20/0x20
[  396.332884]  ? filemap_map_pages+0xd92/0x1a20
[  396.337396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.342936]  ? find_get_entries_tag+0x1400/0x1400
[  396.347875]  ? __lock_acquire+0x62f/0x4c20
[  396.352117]  ? lock_acquire+0x1ed/0x520
[  396.356085]  ? ext4_filemap_fault+0x7a/0xad
[  396.360408]  ? lock_release+0xa00/0xa00
[  396.364374]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.369833]  ? print_usage_bug+0xc0/0xc0
[  396.373904]  ? print_usage_bug+0xc0/0xc0
[  396.377967]  ? down_read+0x8d/0x120
[  396.381587]  ? ext4_filemap_fault+0x7a/0xad
[  396.385903]  ? __down_interruptible+0x700/0x700
[  396.390572]  ext4_filemap_fault+0x82/0xad
[  396.394720]  __do_fault+0x100/0x6b0
[  396.398345]  ? pmd_devmap_trans_unstable+0x220/0x220
[  396.403447]  ? mark_held_locks+0x130/0x130
[  396.407675]  ? mark_held_locks+0x130/0x130
[  396.411902]  ? find_held_lock+0x36/0x1c0
[  396.415966]  ? find_held_lock+0x36/0x1c0
[  396.420022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.425555]  __handle_mm_fault+0x3ea0/0x5be0
[  396.429960]  ? poll_select_copy_remaining+0x18c/0x6a0
[  396.435155]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  396.439996]  ? __might_fault+0x12b/0x1e0
[  396.444053]  ? lock_downgrade+0x900/0x900
[  396.448203]  ? zap_class+0x640/0x640
[  396.451911]  ? zap_class+0x640/0x640
[  396.455624]  ? find_held_lock+0x36/0x1c0
[  396.459687]  ? handle_mm_fault+0x42a/0xc70
[  396.463917]  ? lock_downgrade+0x900/0x900
[  396.468074]  ? check_preemption_disabled+0x48/0x280
[  396.473086]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.478007]  ? kasan_check_read+0x11/0x20
[  396.482146]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.487413]  ? rcu_softirq_qs+0x20/0x20
[  396.491384]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.496480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.502015]  ? check_preemption_disabled+0x48/0x280
[  396.507035]  handle_mm_fault+0x54f/0xc70
[  396.511094]  ? __handle_mm_fault+0x5be0/0x5be0
[  396.515683]  ? find_vma+0x34/0x190
[  396.519223]  __do_page_fault+0x5e8/0xe60
[  396.523284]  ? trace_hardirqs_off+0xb8/0x310
[  396.527694]  do_page_fault+0xf2/0x7e0
[  396.531488]  ? vmalloc_sync_all+0x30/0x30
[  396.535632]  ? error_entry+0x70/0xd0
[  396.539427]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.544440]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.549364]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.554287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.559129]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.564137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.569584]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.574595]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.579604]  ? page_fault+0x8/0x30
[  396.583141]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.587983]  ? page_fault+0x8/0x30
[  396.591519]  page_fault+0x1e/0x30
[  396.594966] RIP: 0033:0x7fee66c9ddd3
[  396.598684] Code: Bad RIP value.
[  396.602038] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  396.607393] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  396.614656] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  396.621924] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  396.629184] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  396.636443] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  396.643728] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  396.643732] warn_alloc_show_mem: 1 callbacks suppressed
[  396.643738] Mem-Info:
[  396.651083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.651091] Call Trace:
[  396.656454] active_anon:56807 inactive_anon:186 isolated_anon:0
[  396.656454]  active_file:13 inactive_file:13 isolated_file:0
[  396.656454]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.656454]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  396.656454]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  396.656454]  free:13758 free_pcp:197 free_cma:0
[  396.658823]  <IRQ>
[  396.668188] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.670759]  dump_stack+0x244/0x39d
[  396.703606] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.705758]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.733600] lowmem_reserve[]: 0 2818 6321 6321
[  396.737257]  warn_alloc.cold.116+0xb7/0x1bd
[  396.763327] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  396.768511]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.773053] lowmem_reserve[]: 0 0 3503 3503
[  396.777378]  ? lock_downgrade+0x900/0x900
[  396.805364] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  396.810212]  ? trace_hardirqs_off+0xb8/0x310
[  396.814492] lowmem_reserve[]: 0 0 0 0
[  396.818646]  ? trace_hardirqs_off+0xb8/0x310
[  396.847499] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  396.851904]  __alloc_pages_slowpath+0x2651/0x2de0
[  396.855665] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  396.860092]  ? warn_alloc+0x120/0x120
[  396.873561] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  396.878409]  ? print_usage_bug+0xc0/0xc0
[  396.893646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.897425]  ? warn_alloc+0x120/0x120
[  396.912311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.916358]  ? warn_alloc+0x120/0x120
[  396.925255] 270 total pagecache pages
[  396.929044]  ? print_usage_bug+0xc0/0xc0
[  396.937600] 0 pages in swap cache
[  396.941379]  ? kvm_clock_read+0x18/0x30
[  396.945154] Swap cache stats: add 0, delete 0, find 0/0
[  396.949199]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  396.952615] Free swap  = 0kB
[  396.952622] Total swap = 0kB
[  396.956586]  ? print_usage_bug+0xc0/0xc0
[  396.961917] 1965979 pages RAM
[  396.966922]  ? __lock_acquire+0x62f/0x4c20
[  396.969906] 0 pages HighMem/MovableOnly
[  396.969913] 342854 pages reserved
[  396.972921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.976946] 0 pages cma reserved
[  396.977008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.980047]  ? should_fail+0x22d/0xd01
[  396.980059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.980077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.984333] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.988245]  ? __lock_acquire+0x62f/0x4c20
[  396.991667] init cpuset=/ mems_allowed=0
[  396.997206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.044752]  ? __lock_acquire+0x62f/0x4c20
[  397.048984]  ? should_fail+0x22d/0xd01
[  397.052862]  ? rcu_irq_exit+0x1a2/0x390
[  397.057534]  ? mark_held_locks+0x130/0x130
[  397.061767]  ? mark_held_locks+0x130/0x130
[  397.066009]  ? mark_held_locks+0xc7/0x130
[  397.070155]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  397.075165]  ? zap_class+0x640/0x640
[  397.078871]  ? print_usage_bug+0xc0/0xc0
[  397.082935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.088471]  ? check_preemption_disabled+0x48/0x280
[  397.093489]  ? __lock_is_held+0xb5/0x140
[  397.097551]  __alloc_pages_nodemask+0xad8/0xea0
[  397.102218]  ? zap_class+0x640/0x640
[  397.105934]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  397.110957]  ? find_held_lock+0x36/0x1c0
[  397.115020]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.119775]  ? lock_downgrade+0x900/0x900
[  397.123933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.129467]  cache_grow_begin+0xa5/0x8c0
[  397.133525]  ? do_raw_spin_unlock+0xa7/0x330
[  397.137933]  fallback_alloc+0x204/0x2e0
[  397.141906]  ____cache_alloc_node+0x1c7/0x1e0
[  397.146405]  kmem_cache_alloc_node+0xe3/0x730
[  397.150899]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.155140]  __alloc_skb+0x119/0x770
[  397.158851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.164126]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.168533]  ? lock_downgrade+0x900/0x900
[  397.172682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.178218]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.183664]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.189107]  ? addrconf_rs_timer+0x690/0x690
[  397.193521]  ndisc_alloc_skb+0x144/0x340
[  397.197589]  ndisc_send_rs+0x331/0x6e0
[  397.201476]  addrconf_rs_timer+0x314/0x690
[  397.205714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.209951]  call_timer_fn+0x272/0x920
[  397.213836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.218080]  ? process_timeout+0x40/0x40
[  397.222163]  ? __run_timers+0x7da/0xc70
[  397.226133]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.230620]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.235106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.239338]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.243914]  ? trace_hardirqs_on+0xbd/0x310
[  397.248228]  ? kasan_check_read+0x11/0x20
[  397.252370]  ? __run_timers+0x7da/0xc70
[  397.256341]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.261446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.265684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.269913]  __run_timers+0x7e5/0xc70
[  397.273715]  ? timer_fixup_init+0x70/0x70
[  397.277857]  ? kasan_check_read+0x11/0x20
[  397.282003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.287273]  ? rcu_softirq_qs+0x20/0x20
[  397.291249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.296790]  ? check_preemption_disabled+0x48/0x280
[  397.301808]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.306559]  ? retint_kernel+0x2d/0x2d
[  397.310445]  ? trace_hardirqs_on_caller+0xc0/0x310
[  397.315471]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.320220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.325686]  ? zap_class+0x640/0x640
[  397.329402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.334931]  ? check_preemption_disabled+0x48/0x280
[  397.339952]  ? __lock_is_held+0xb5/0x140
[  397.344007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.349538]  ? check_preemption_disabled+0x48/0x280
[  397.354549]  run_timer_softirq+0x52/0xb0
[  397.358604]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.363612]  __do_softirq+0x308/0xb7e
[  397.367408]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.371894]  ? lock_downgrade+0x900/0x900
[  397.376043]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.381147]  ? pvclock_read_flags+0x160/0x160
[  397.385638]  ? lapic_next_event+0x5a/0x90
[  397.389789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.395330]  ? kvm_clock_read+0x18/0x30
[  397.399301]  ? kvm_sched_clock_read+0x9/0x20
[  397.403706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.409236]  ? check_preemption_disabled+0x48/0x280
[  397.414252]  irq_exit+0x17f/0x1c0
[  397.417705]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.422541]  ? smp_reschedule_interrupt+0x109/0x650
[  397.427551]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.433429]  ? interrupt_entry+0xb5/0xc0
[  397.437484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.442494]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.447506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.452346]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.457353]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.462363]  ? task_prio+0x50/0x50
[  397.465899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.471433]  ? check_preemption_disabled+0x48/0x280
[  397.476447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.481296]  apic_timer_interrupt+0xf/0x20
[  397.485519]  </IRQ>
[  397.487763] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  397.492691] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  397.511601] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  397.519302] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.526573] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  397.533838] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  397.541102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  397.548367] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  397.555665]  skb_clone+0x1bb/0x500
[  397.559202]  ? finish_task_switch+0x1b4/0x910
[  397.563804]  ? skb_split+0x11e0/0x11e0
[  397.567691]  ? preempt_notifier_register+0x200/0x200
[  397.572784]  ? __switch_to_asm+0x34/0x70
[  397.576836]  ? __switch_to_asm+0x34/0x70
[  397.580890]  ? __switch_to_asm+0x40/0x70
[  397.584944]  ? __switch_to_asm+0x34/0x70
[  397.588997]  ? __switch_to_asm+0x40/0x70
[  397.593053]  ? __switch_to_asm+0x34/0x70
[  397.597105]  ? __switch_to_asm+0x40/0x70
[  397.601156]  ? __switch_to_asm+0x34/0x70
[  397.605210]  ? __switch_to_asm+0x34/0x70
[  397.609270]  ? __switch_to_asm+0x40/0x70
[  397.613324]  ? __switch_to_asm+0x34/0x70
[  397.617383]  bpf_clone_redirect+0xb9/0x490
[  397.621616]  ? __schedule+0x8d7/0x21d0
[  397.625515]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  397.630531]  ? __sched_text_start+0x8/0x8
[  397.634673]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.639440]  ? find_held_lock+0x36/0x1c0
[  397.643502]  ? lock_acquire+0x1ed/0x520
[  397.647475]  ? bpf_test_run+0x3cb/0x780
[  397.651447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.656982]  ? check_preemption_disabled+0x48/0x280
[  397.661996]  ? kasan_check_read+0x11/0x20
[  397.666137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.671409]  ? rcu_softirq_qs+0x20/0x20
[  397.675379]  ? preempt_schedule+0x4d/0x60
[  397.679521]  ? ___preempt_schedule+0x16/0x18
[  397.683931]  ? bpf_test_run+0x25d/0x780
[  397.687911]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.692319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.697850]  ? bpf_test_init.isra.10+0x70/0x100
[  397.702517]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  397.707283]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.712122]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.717655]  ? fput+0x130/0x1a0
[  397.720934]  ? __bpf_prog_get+0x9b/0x290
[  397.724993]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.729835]  ? bpf_prog_test_run+0x130/0x1a0
[  397.734246]  ? __x64_sys_bpf+0x3db/0x520
[  397.738307]  ? bpf_prog_get+0x20/0x20
[  397.742119]  ? do_syscall_64+0x1b9/0x820
[  397.746174]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.751539]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.756462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.761302]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.766314]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.771328]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.776349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.781194]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.786570] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  397.786628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.792801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.792807] Call Trace:
[  397.792812]  <IRQ>
[  397.792830]  dump_stack+0x244/0x39d
[  397.792849]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.799361] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.808666]  warn_alloc.cold.116+0xb7/0x1bd
[  397.811217] syz-executor5 cpuset=syz5 mems_allowed=0
[  397.813356]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.846818]  ? lock_downgrade+0x900/0x900
[  397.850968]  ? trace_hardirqs_off+0xb8/0x310
[  397.855388]  ? trace_hardirqs_off+0xb8/0x310
[  397.859802]  __alloc_pages_slowpath+0x2651/0x2de0
[  397.864665]  ? warn_alloc+0x120/0x120
[  397.868463]  ? print_usage_bug+0xc0/0xc0
[  397.873035]  ? warn_alloc+0x120/0x120
[  397.876841]  ? warn_alloc+0x120/0x120
[  397.880645]  ? print_usage_bug+0xc0/0xc0
[  397.884703]  ? print_usage_bug+0xc0/0xc0
[  397.888774]  ? __lock_acquire+0x62f/0x4c20
[  397.893008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.898538]  ? should_fail+0x22d/0xd01
[  397.902427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.907523]  ? __lock_acquire+0x62f/0x4c20
[  397.911763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.916861]  ? __lock_acquire+0x62f/0x4c20
[  397.921095]  ? should_fail+0x22d/0xd01
[  397.924979]  ? find_held_lock+0x36/0x1c0
[  397.929045]  ? mark_held_locks+0x130/0x130
[  397.933287]  ? mark_held_locks+0x130/0x130
[  397.937518]  ? zap_class+0x640/0x640
[  397.941225]  ? zap_class+0x640/0x640
[  397.944934]  ? print_usage_bug+0xc0/0xc0
[  397.948988]  ? do_raw_spin_unlock+0xa7/0x330
[  397.953392]  ? zap_class+0x640/0x640
[  397.957100]  ? print_usage_bug+0xc0/0xc0
[  397.961154]  ? wq_watchdog_touch+0x9c/0xfe
[  397.965383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.970915]  ? check_preemption_disabled+0x48/0x280
[  397.975936]  ? __lock_is_held+0xb5/0x140
[  397.979999]  __alloc_pages_nodemask+0xad8/0xea0
[  397.984662]  ? zap_class+0x640/0x640
[  397.988373]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  397.993396]  ? find_held_lock+0x36/0x1c0
[  397.997457]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.002125]  ? lock_downgrade+0x900/0x900
[  398.006271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.011814]  cache_grow_begin+0xa5/0x8c0
[  398.015873]  ? do_raw_spin_unlock+0xa7/0x330
[  398.020281]  fallback_alloc+0x204/0x2e0
[  398.024256]  ____cache_alloc_node+0x1c7/0x1e0
[  398.028764]  kmem_cache_alloc_node+0xe3/0x730
[  398.033254]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.037496]  __alloc_skb+0x119/0x770
[  398.041204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.046480]  ? netdev_alloc_frag+0x1f0/0x1f0
[  398.050884]  ? lock_downgrade+0x900/0x900
[  398.055034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.060569]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.066016]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.071459]  ? addrconf_rs_timer+0x690/0x690
[  398.075870]  ndisc_alloc_skb+0x144/0x340
[  398.079929]  ndisc_send_rs+0x331/0x6e0
[  398.083819]  addrconf_rs_timer+0x314/0x690
[  398.088051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.092292]  call_timer_fn+0x272/0x920
[  398.096171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.100399]  ? process_timeout+0x40/0x40
[  398.104466]  ? mark_held_locks+0xc7/0x130
[  398.108610]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.113098]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.117589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.121824]  ? lockdep_hardirqs_on+0x296/0x5b0
[  398.126404]  ? trace_hardirqs_on+0xbd/0x310
[  398.130727]  ? kasan_check_read+0x11/0x20
[  398.134869]  ? __run_timers+0x7da/0xc70
[  398.138838]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.143945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.148183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.152410]  __run_timers+0x7e5/0xc70
[  398.156212]  ? timer_fixup_init+0x70/0x70
[  398.160355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.165366]  ? zap_class+0x640/0x640
[  398.169080]  ? print_usage_bug+0xc0/0xc0
[  398.173142]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.178330]  ? find_held_lock+0x36/0x1c0
[  398.182390]  ? zap_class+0x640/0x640
[  398.186108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.191646]  ? check_preemption_disabled+0x48/0x280
[  398.196668]  ? __lock_is_held+0xb5/0x140
[  398.200745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.206275]  ? check_preemption_disabled+0x48/0x280
[  398.211290]  run_timer_softirq+0x52/0xb0
[  398.215347]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.220358]  __do_softirq+0x308/0xb7e
[  398.224168]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.228655]  ? lock_downgrade+0x900/0x900
[  398.232802]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.237905]  ? pvclock_read_flags+0x160/0x160
[  398.242395]  ? lapic_next_event+0x5a/0x90
[  398.246537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.252075]  ? kvm_clock_read+0x18/0x30
[  398.256043]  ? kvm_sched_clock_read+0x9/0x20
[  398.260450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.265986]  ? check_preemption_disabled+0x48/0x280
[  398.271023]  irq_exit+0x17f/0x1c0
[  398.274477]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.279311]  ? smp_reschedule_interrupt+0x109/0x650
[  398.284323]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.290199]  ? interrupt_entry+0xb5/0xc0
[  398.294258]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.299265]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.304276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.309114]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.314126]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.319151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.324092]  apic_timer_interrupt+0xf/0x20
[  398.328316]  </IRQ>
[  398.330553] RIP: 0010:lock_release+0x51d/0xa00
[  398.335130] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  398.354039] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  398.361742] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  398.369004] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  398.376279] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  398.383540] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  398.390803] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  398.398090]  ? list_lru_count_one+0x25b/0x450
[  398.402581]  ? lock_downgrade+0x900/0x900
[  398.406724]  ? check_preemption_disabled+0x48/0x280
[  398.411741]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.416663]  ? kasan_check_read+0x11/0x20
[  398.420816]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.426087]  ? rcu_softirq_qs+0x20/0x20
[  398.430067]  list_lru_count_one+0x282/0x450
[  398.434384]  ? list_lru_isolate_move+0x3c0/0x3c0
[  398.439132]  ? shmem_free_inode+0xd0/0xd0
[  398.443281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.448810]  ? ubifs_shrink_count+0xc4/0x100
[  398.453218]  super_cache_count+0x1b9/0x2e0
[  398.457449]  do_shrink_slab+0x1b1/0xd30
[  398.461425]  ? snapshot_refaults+0x290/0x290
[  398.465831]  ? lock_release+0xa00/0xa00
[  398.469804]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  398.474737]  ? down_read_trylock+0xda/0x140
[  398.479050]  ? shrink_slab+0x207/0x8c0
[  398.482929]  ? downgrade_write+0x270/0x270
[  398.487164]  shrink_slab+0x389/0x8c0
[  398.490876]  ? shrink_active_list+0x1f00/0x1f00
[  398.495546]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  398.501167]  ? __lock_acquire+0x62f/0x4c20
[  398.505484]  ? percpu_ref_get_many+0x240/0x240
[  398.510076]  ? print_usage_bug+0xc0/0xc0
[  398.514139]  shrink_node+0x431/0x16b0
[  398.517955]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  398.523250]  ? shrink_node_memcg+0x18f0/0x18f0
[  398.527830]  ? kvm_clock_read+0x18/0x30
[  398.531797]  ? ktime_get+0x2c1/0x400
[  398.535594]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.540097]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  398.545628]  ? __cpuset_node_allowed+0x19b/0x660
[  398.550381]  ? mark_held_locks+0x130/0x130
[  398.554613]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  398.560318]  ? zap_class+0x640/0x640
[  398.564035]  do_try_to_free_pages+0x3e7/0x1290
[  398.568609]  ? zap_class+0x640/0x640
[  398.572335]  ? shrink_node+0x16b0/0x16b0
[  398.576395]  ? __lock_is_held+0xb5/0x140
[  398.580465]  try_to_free_pages+0x4d0/0xb90
[  398.584707]  ? do_try_to_free_pages+0x1290/0x1290
[  398.589555]  ? lock_acquire+0x1ed/0x520
[  398.593529]  ? set_page_refcounted+0x280/0x280
[  398.598111]  ? lock_release+0xa00/0xa00
[  398.602079]  ? _raw_spin_unlock_irq+0x60/0x80
[  398.606567]  ? psi_memstall_enter+0x240/0x2b0
[  398.611059]  ? psi_memstall_tick+0x230/0x230
[  398.615473]  __alloc_pages_slowpath+0xa48/0x2de0
[  398.620250]  ? warn_alloc+0x120/0x120
[  398.624043]  ? mark_held_locks+0x130/0x130
[  398.628277]  ? find_get_entry+0xaae/0x1120
[  398.632517]  ? filemap_map_pages+0x1a20/0x1a20
[  398.637101]  ? zap_class+0x640/0x640
[  398.640814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.646347]  ? check_preemption_disabled+0x48/0x280
[  398.651363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.656894]  ? should_fail+0x22d/0xd01
[  398.660779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.665877]  ? zap_class+0x640/0x640
[  398.669608]  ? __lock_is_held+0xb5/0x140
[  398.673686]  ? mark_held_locks+0x130/0x130
[  398.677917]  ? lock_release+0xa00/0xa00
[  398.681887]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.687333]  ? xa_load+0x2ba/0x460
[  398.690877]  ? lock_downgrade+0x900/0x900
[  398.695026]  ? __might_sleep+0x95/0x190
[  398.698997]  __alloc_pages_nodemask+0xad8/0xea0
[  398.703681]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  398.708698]  ? __page_cache_alloc+0x191/0x5c0
[  398.713183]  ? xa_load+0x2e1/0x460
[  398.716718]  ? xa_clear_mark+0x40/0x40
[  398.720604]  ? zap_class+0x640/0x640
[  398.724322]  ? zap_class+0x640/0x640
[  398.728029]  ? zap_class+0x640/0x640
[  398.731738]  ? __do_page_cache_readahead+0x663/0x810
[  398.736840]  ? find_held_lock+0x36/0x1c0
[  398.740911]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  398.746450]  alloc_pages_current+0x173/0x350
[  398.750859]  __page_cache_alloc+0x38c/0x5c0
[  398.755173]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.760095]  ? kasan_check_read+0x11/0x20
[  398.764237]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.769508]  ? generic_perform_write+0x6a0/0x6a0
[  398.774257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.779790]  ? check_preemption_disabled+0x48/0x280
[  398.784809]  filemap_fault+0x1595/0x25f0
[  398.788877]  ? __lock_page_or_retry+0xa00/0xa00
[  398.793540]  ? mark_held_locks+0x130/0x130
[  398.797780]  ? filemap_map_pages+0xd6b/0x1a20
[  398.802274]  ? lock_downgrade+0x900/0x900
[  398.806415]  ? check_preemption_disabled+0x48/0x280
[  398.811431]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.816356]  ? kasan_check_read+0x11/0x20
[  398.820503]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.825773]  ? rcu_softirq_qs+0x20/0x20
[  398.829756]  ? filemap_map_pages+0xd92/0x1a20
[  398.834248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.839788]  ? find_get_entries_tag+0x1400/0x1400
[  398.844631]  ? __lock_acquire+0x62f/0x4c20
[  398.848885]  ? lock_acquire+0x1ed/0x520
[  398.852857]  ? ext4_filemap_fault+0x7a/0xad
[  398.857182]  ? lock_release+0xa00/0xa00
[  398.861150]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.866596]  ? print_usage_bug+0xc0/0xc0
[  398.870663]  ? print_usage_bug+0xc0/0xc0
[  398.874728]  ? down_read+0x8d/0x120
[  398.878344]  ? ext4_filemap_fault+0x7a/0xad
[  398.882675]  ? __down_interruptible+0x700/0x700
[  398.887347]  ext4_filemap_fault+0x82/0xad
[  398.891504]  __do_fault+0x100/0x6b0
[  398.895130]  ? pmd_devmap_trans_unstable+0x220/0x220
[  398.900229]  ? mark_held_locks+0x130/0x130
[  398.904468]  ? mark_held_locks+0x130/0x130
[  398.908699]  ? find_held_lock+0x36/0x1c0
[  398.912759]  ? find_held_lock+0x36/0x1c0
[  398.916814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.922352]  __handle_mm_fault+0x3ea0/0x5be0
[  398.926754]  ? poll_select_copy_remaining+0x18c/0x6a0
[  398.931948]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  398.936791]  ? __might_fault+0x12b/0x1e0
[  398.940851]  ? lock_downgrade+0x900/0x900
[  398.945001]  ? zap_class+0x640/0x640
[  398.948716]  ? zap_class+0x640/0x640
[  398.952428]  ? find_held_lock+0x36/0x1c0
[  398.956490]  ? handle_mm_fault+0x42a/0xc70
[  398.960724]  ? lock_downgrade+0x900/0x900
[  398.964870]  ? check_preemption_disabled+0x48/0x280
[  398.969885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.974806]  ? kasan_check_read+0x11/0x20
[  398.979033]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.984305]  ? rcu_softirq_qs+0x20/0x20
[  398.988282]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.993384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.998914]  ? check_preemption_disabled+0x48/0x280
[  399.003930]  handle_mm_fault+0x54f/0xc70
[  399.007991]  ? __handle_mm_fault+0x5be0/0x5be0
[  399.012573]  ? find_vma+0x34/0x190
[  399.016111]  __do_page_fault+0x5e8/0xe60
[  399.020166]  ? trace_hardirqs_off+0xb8/0x310
[  399.024577]  do_page_fault+0xf2/0x7e0
[  399.028373]  ? vmalloc_sync_all+0x30/0x30
[  399.032517]  ? error_entry+0x70/0xd0
[  399.036225]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.041537]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.046464]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.051392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.056232]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.061243]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.066692]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.071706]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.076715]  ? page_fault+0x8/0x30
[  399.080251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.085093]  ? page_fault+0x8/0x30
[  399.088633]  page_fault+0x1e/0x30
[  399.092083] RIP: 0033:0x7fee66c9ddd3
[  399.095807] Code: Bad RIP value.
[  399.099162] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  399.104525] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  399.111787] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  399.119053] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  399.126313] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  399.133580] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  399.140858] warn_alloc_show_mem: 1 callbacks suppressed
[  399.140868] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  399.140870] Mem-Info:
[  399.140902] active_anon:56807 inactive_anon:186 isolated_anon:0
[  399.140902]  active_file:13 inactive_file:13 isolated_file:0
[  399.140902]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.140902]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  399.140902]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  399.140902]  free:13758 free_pcp:197 free_cma:0
[  399.146227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.146234] Call Trace:
[  399.153593] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.155985]  <IRQ>
[  399.188843] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  399.198188]  dump_stack+0x244/0x39d
[  399.200733] lowmem_reserve[]: 0 2818 6321 6321
[  399.228336]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.230454] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  399.256558]  warn_alloc.cold.116+0xb7/0x1bd
[  399.260150] lowmem_reserve[]: 0 0 3503 3503
[  399.264725]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.269885] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  399.297458]  ? lock_downgrade+0x900/0x900
[  399.301742] lowmem_reserve[]: 0 0 0 0
[  399.306066]  ? trace_hardirqs_off+0xb8/0x310
[  399.310877] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  399.339757]  ? trace_hardirqs_off+0xb8/0x310
[  399.343870] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  399.347675]  __alloc_pages_slowpath+0x2651/0x2de0
[  399.352046] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  399.365587]  ? warn_alloc+0x120/0x120
[  399.369950] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.385190]  ? print_usage_bug+0xc0/0xc0
[  399.390005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.390013] 270 total pagecache pages
[  399.404911]  ? warn_alloc+0x120/0x120
[  399.408692] 0 pages in swap cache
[  399.417506]  ? warn_alloc+0x120/0x120
[  399.421542] Swap cache stats: add 0, delete 0, find 0/0
[  399.430100]  ? print_usage_bug+0xc0/0xc0
[  399.433872] Free swap  = 0kB
[  399.437658]  ? print_usage_bug+0xc0/0xc0
[  399.441081] Total swap = 0kB
[  399.444889]  ? __lock_acquire+0x62f/0x4c20
[  399.450221] 1965979 pages RAM
[  399.454270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.457258] 0 pages HighMem/MovableOnly
[  399.457266] 342854 pages reserved
[  399.461311]  ? should_fail+0x22d/0xd01
[  399.464299] 0 pages cma reserved
[  399.464394] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.468550]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.471703] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.477150]  ? __lock_acquire+0x62f/0x4c20
[  399.481096] init cpuset=/ mems_allowed=0
[  399.484538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.526332]  ? __lock_acquire+0x62f/0x4c20
[  399.530560]  ? should_fail+0x22d/0xd01
[  399.534449]  ? find_held_lock+0x36/0x1c0
[  399.538512]  ? mark_held_locks+0x130/0x130
[  399.542760]  ? mark_held_locks+0x130/0x130
[  399.546993]  ? zap_class+0x640/0x640
[  399.550701]  ? zap_class+0x640/0x640
[  399.554410]  ? print_usage_bug+0xc0/0xc0
[  399.558483]  ? do_raw_spin_unlock+0xa7/0x330
[  399.562889]  ? zap_class+0x640/0x640
[  399.566603]  ? print_usage_bug+0xc0/0xc0
[  399.570661]  ? wq_watchdog_touch+0x9c/0xfe
[  399.574896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.580434]  ? check_preemption_disabled+0x48/0x280
[  399.585455]  ? __lock_is_held+0xb5/0x140
[  399.589521]  __alloc_pages_nodemask+0xad8/0xea0
[  399.594184]  ? zap_class+0x640/0x640
[  399.597897]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  399.602917]  ? find_held_lock+0x36/0x1c0
[  399.606982]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.611736]  ? lock_downgrade+0x900/0x900
[  399.615895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.621615]  cache_grow_begin+0xa5/0x8c0
[  399.625687]  ? do_raw_spin_unlock+0xa7/0x330
[  399.630102]  fallback_alloc+0x204/0x2e0
[  399.634076]  ____cache_alloc_node+0x1c7/0x1e0
[  399.638582]  kmem_cache_alloc_node+0xe3/0x730
[  399.643074]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.647317]  __alloc_skb+0x119/0x770
[  399.651024]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.656295]  ? netdev_alloc_frag+0x1f0/0x1f0
[  399.660694]  ? lock_downgrade+0x900/0x900
[  399.664842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.670373]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.675821]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.681269]  ? addrconf_rs_timer+0x690/0x690
[  399.685684]  ndisc_alloc_skb+0x144/0x340
[  399.689754]  ndisc_send_rs+0x331/0x6e0
[  399.693649]  addrconf_rs_timer+0x314/0x690
[  399.697884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.702123]  call_timer_fn+0x272/0x920
[  399.706004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.710236]  ? process_timeout+0x40/0x40
[  399.714297]  ? __run_timers+0x7da/0xc70
[  399.718268]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.722753]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.727239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.731472]  ? lockdep_hardirqs_on+0x296/0x5b0
[  399.736050]  ? trace_hardirqs_on+0xbd/0x310
[  399.740369]  ? kasan_check_read+0x11/0x20
[  399.744513]  ? __run_timers+0x7da/0xc70
[  399.748483]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.753600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.757833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.762062]  __run_timers+0x7e5/0xc70
[  399.765872]  ? timer_fixup_init+0x70/0x70
[  399.770020]  ? kasan_check_read+0x11/0x20
[  399.774161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.779434]  ? rcu_softirq_qs+0x20/0x20
[  399.783413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.788943]  ? check_preemption_disabled+0x48/0x280
[  399.793961]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.798714]  ? retint_kernel+0x2d/0x2d
[  399.802596]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.807524]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.812277]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.817724]  ? zap_class+0x640/0x640
[  399.821445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.826982]  ? check_preemption_disabled+0x48/0x280
[  399.831999]  ? __lock_is_held+0xb5/0x140
[  399.836058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.841591]  ? check_preemption_disabled+0x48/0x280
[  399.846607]  run_timer_softirq+0x52/0xb0
[  399.850662]  ? rcu_read_lock_sched_held+0x14f/0x180
[  399.855684]  __do_softirq+0x308/0xb7e
[  399.859485]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  399.863973]  ? lock_downgrade+0x900/0x900
[  399.868125]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  399.873635]  ? pvclock_read_flags+0x160/0x160
[  399.878130]  ? lapic_next_event+0x5a/0x90
[  399.882276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.887813]  ? kvm_clock_read+0x18/0x30
[  399.891786]  ? kvm_sched_clock_read+0x9/0x20
[  399.896187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.901723]  ? check_preemption_disabled+0x48/0x280
[  399.906740]  irq_exit+0x17f/0x1c0
[  399.910195]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.915030]  ? smp_reschedule_interrupt+0x109/0x650
[  399.920040]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.925920]  ? interrupt_entry+0xb5/0xc0
[  399.929977]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.934984]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.939999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.944837]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.949849]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.954859]  ? task_prio+0x50/0x50
[  399.958393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.963925]  ? check_preemption_disabled+0x48/0x280
[  399.968939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.973786]  apic_timer_interrupt+0xf/0x20
[  399.978012]  </IRQ>
[  399.980258] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  399.985273] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  400.004169] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  400.011870] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  400.019130] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  400.026404] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  400.033666] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  400.040926] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  400.048399]  skb_clone+0x1bb/0x500
[  400.051936]  ? finish_task_switch+0x1b4/0x910
[  400.056430]  ? skb_split+0x11e0/0x11e0
[  400.060312]  ? preempt_notifier_register+0x200/0x200
[  400.065408]  ? __switch_to_asm+0x34/0x70
[  400.069463]  ? __switch_to_asm+0x34/0x70
[  400.073521]  ? __switch_to_asm+0x40/0x70
[  400.077581]  ? __switch_to_asm+0x34/0x70
[  400.081633]  ? __switch_to_asm+0x40/0x70
[  400.085688]  ? __switch_to_asm+0x34/0x70
[  400.089739]  ? __switch_to_asm+0x40/0x70
[  400.093793]  ? __switch_to_asm+0x34/0x70
[  400.097847]  ? __switch_to_asm+0x34/0x70
[  400.101899]  ? __switch_to_asm+0x40/0x70
[  400.105950]  ? __switch_to_asm+0x34/0x70
[  400.110012]  bpf_clone_redirect+0xb9/0x490
[  400.114241]  ? __schedule+0x8d7/0x21d0
[  400.118126]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  400.123137]  ? __sched_text_start+0x8/0x8
[  400.127280]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  400.132040]  ? find_held_lock+0x36/0x1c0
[  400.136107]  ? lock_acquire+0x1ed/0x520
[  400.140082]  ? bpf_test_run+0x3cb/0x780
[  400.144057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.149594]  ? check_preemption_disabled+0x48/0x280
[  400.154611]  ? kasan_check_read+0x11/0x20
[  400.158762]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.164034]  ? rcu_softirq_qs+0x20/0x20
[  400.168012]  ? preempt_schedule+0x4d/0x60
[  400.172153]  ? ___preempt_schedule+0x16/0x18
[  400.176570]  ? bpf_test_run+0x25d/0x780
[  400.180556]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.184969]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.190499]  ? bpf_test_init.isra.10+0x70/0x100
[  400.195175]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  400.199933]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.204770]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.210304]  ? fput+0x130/0x1a0
[  400.213581]  ? __bpf_prog_get+0x9b/0x290
[  400.217643]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.222482]  ? bpf_prog_test_run+0x130/0x1a0
[  400.226886]  ? __x64_sys_bpf+0x3db/0x520
[  400.230945]  ? bpf_prog_get+0x20/0x20
[  400.234759]  ? do_syscall_64+0x1b9/0x820
[  400.238816]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.244176]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.249101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.253938]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.258951]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.263962]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.268976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.273820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.279200] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  400.279266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.285432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.285437] Call Trace:
[  400.285442]  <IRQ>
[  400.285459]  dump_stack+0x244/0x39d
[  400.285478]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.292012] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.301293]  warn_alloc.cold.116+0xb7/0x1bd
[  400.303844] syz-executor5 cpuset=syz5 mems_allowed=0
[  400.305981]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.339529]  ? lock_downgrade+0x900/0x900
[  400.343684]  ? trace_hardirqs_off+0xb8/0x310
[  400.348091]  ? trace_hardirqs_off+0xb8/0x310
[  400.352499]  __alloc_pages_slowpath+0x2651/0x2de0
[  400.357371]  ? warn_alloc+0x120/0x120
[  400.361181]  ? print_usage_bug+0xc0/0xc0
[  400.365238]  ? warn_alloc+0x120/0x120
[  400.369040]  ? warn_alloc+0x120/0x120
[  400.372835]  ? print_usage_bug+0xc0/0xc0
[  400.376891]  ? kvm_clock_read+0x18/0x30
[  400.380863]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.385873]  ? print_usage_bug+0xc0/0xc0
[  400.389927]  ? __lock_acquire+0x62f/0x4c20
[  400.394163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.399691]  ? should_fail+0x22d/0xd01
[  400.403573]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.408859]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.413961]  ? __lock_acquire+0x62f/0x4c20
[  400.418193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.423287]  ? __lock_acquire+0x62f/0x4c20
[  400.427529]  ? should_fail+0x22d/0xd01
[  400.431411]  ? rcu_irq_exit+0x1a2/0x390
[  400.435389]  ? mark_held_locks+0x130/0x130
[  400.439626]  ? mark_held_locks+0x130/0x130
[  400.443858]  ? mark_held_locks+0xc7/0x130
[  400.448004]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  400.453012]  ? zap_class+0x640/0x640
[  400.456722]  ? print_usage_bug+0xc0/0xc0
[  400.460785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.466318]  ? check_preemption_disabled+0x48/0x280
[  400.471341]  ? __lock_is_held+0xb5/0x140
[  400.475402]  __alloc_pages_nodemask+0xad8/0xea0
[  400.480072]  ? zap_class+0x640/0x640
[  400.483786]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  400.488805]  ? find_held_lock+0x36/0x1c0
[  400.492874]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.497540]  ? lock_downgrade+0x900/0x900
[  400.501692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.507228]  cache_grow_begin+0xa5/0x8c0
[  400.511287]  ? do_raw_spin_unlock+0xa7/0x330
[  400.515697]  fallback_alloc+0x204/0x2e0
[  400.519674]  ____cache_alloc_node+0x1c7/0x1e0
[  400.524176]  kmem_cache_alloc_node+0xe3/0x730
[  400.528676]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.532918]  __alloc_skb+0x119/0x770
[  400.536629]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.541902]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.546303]  ? lock_downgrade+0x900/0x900
[  400.550450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.555985]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.561439]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.566886]  ? addrconf_rs_timer+0x690/0x690
[  400.571298]  ndisc_alloc_skb+0x144/0x340
[  400.575359]  ndisc_send_rs+0x331/0x6e0
[  400.579242]  addrconf_rs_timer+0x314/0x690
[  400.583475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.587721]  call_timer_fn+0x272/0x920
[  400.591601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.595827]  ? process_timeout+0x40/0x40
[  400.599889]  ? mark_held_locks+0xc7/0x130
[  400.604034]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.608529]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.613017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.617259]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.621834]  ? trace_hardirqs_on+0xbd/0x310
[  400.626152]  ? kasan_check_read+0x11/0x20
[  400.630295]  ? __run_timers+0x7da/0xc70
[  400.634264]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.639367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.643603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.647917]  __run_timers+0x7e5/0xc70
[  400.651718]  ? timer_fixup_init+0x70/0x70
[  400.655862]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.660871]  ? zap_class+0x640/0x640
[  400.664582]  ? print_usage_bug+0xc0/0xc0
[  400.668639]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.673827]  ? find_held_lock+0x36/0x1c0
[  400.677887]  ? zap_class+0x640/0x640
[  400.681597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.687131]  ? check_preemption_disabled+0x48/0x280
[  400.692154]  ? __lock_is_held+0xb5/0x140
[  400.696210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.701745]  ? check_preemption_disabled+0x48/0x280
[  400.706766]  run_timer_softirq+0x52/0xb0
[  400.710822]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.715843]  __do_softirq+0x308/0xb7e
[  400.719650]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.724142]  ? lock_downgrade+0x900/0x900
[  400.728292]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.733395]  ? pvclock_read_flags+0x160/0x160
[  400.737886]  ? lapic_next_event+0x5a/0x90
[  400.742029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.747572]  ? kvm_clock_read+0x18/0x30
[  400.751542]  ? kvm_sched_clock_read+0x9/0x20
[  400.755949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.761487]  ? check_preemption_disabled+0x48/0x280
[  400.766520]  irq_exit+0x17f/0x1c0
[  400.769969]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.774803]  ? smp_reschedule_interrupt+0x109/0x650
[  400.779817]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.785693]  ? interrupt_entry+0xb5/0xc0
[  400.789747]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.794754]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.799769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.804607]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.809618]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.814642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.819501]  apic_timer_interrupt+0xf/0x20
[  400.823724]  </IRQ>
[  400.825966] RIP: 0010:lock_release+0x51d/0xa00
[  400.830546] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  400.849438] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  400.857148] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  400.864407] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  400.871670] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  400.878930] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  400.886194] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  400.893490]  ? list_lru_count_one+0x25b/0x450
[  400.897981]  ? lock_downgrade+0x900/0x900
[  400.902129]  ? check_preemption_disabled+0x48/0x280
[  400.907144]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.912070]  ? kasan_check_read+0x11/0x20
[  400.916214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.921497]  ? rcu_softirq_qs+0x20/0x20
[  400.925568]  list_lru_count_one+0x282/0x450
[  400.929884]  ? list_lru_isolate_move+0x3c0/0x3c0
[  400.934630]  ? shmem_free_inode+0xd0/0xd0
[  400.938780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.944312]  ? ubifs_shrink_count+0xc4/0x100
[  400.948719]  super_cache_count+0x1b9/0x2e0
[  400.952951]  do_shrink_slab+0x1b1/0xd30
[  400.956929]  ? snapshot_refaults+0x290/0x290
[  400.961333]  ? lock_release+0xa00/0xa00
[  400.965305]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  400.970238]  ? down_read_trylock+0xda/0x140
[  400.974552]  ? shrink_slab+0x207/0x8c0
[  400.978434]  ? downgrade_write+0x270/0x270
[  400.982679]  shrink_slab+0x389/0x8c0
[  400.986386]  ? shrink_active_list+0x1f00/0x1f00
[  400.991057]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  400.996673]  ? __lock_acquire+0x62f/0x4c20
[  401.000903]  ? percpu_ref_get_many+0x240/0x240
[  401.005507]  ? print_usage_bug+0xc0/0xc0
[  401.009568]  shrink_node+0x431/0x16b0
[  401.013368]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  401.018664]  ? shrink_node_memcg+0x18f0/0x18f0
[  401.023247]  ? kvm_clock_read+0x18/0x30
[  401.027229]  ? ktime_get+0x2c1/0x400
[  401.030939]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  401.035430]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.041232]  ? __cpuset_node_allowed+0x19b/0x660
[  401.045985]  ? mark_held_locks+0x130/0x130
[  401.050216]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  401.055920]  ? zap_class+0x640/0x640
[  401.059636]  do_try_to_free_pages+0x3e7/0x1290
[  401.064220]  ? zap_class+0x640/0x640
[  401.067962]  ? shrink_node+0x16b0/0x16b0
[  401.072019]  ? __lock_is_held+0xb5/0x140
[  401.076086]  try_to_free_pages+0x4d0/0xb90
[  401.080323]  ? do_try_to_free_pages+0x1290/0x1290
[  401.085174]  ? lock_acquire+0x1ed/0x520
[  401.089141]  ? set_page_refcounted+0x280/0x280
[  401.093721]  ? lock_release+0xa00/0xa00
[  401.097691]  ? _raw_spin_unlock_irq+0x60/0x80
[  401.102180]  ? psi_memstall_enter+0x240/0x2b0
[  401.106667]  ? psi_memstall_tick+0x230/0x230
[  401.111081]  __alloc_pages_slowpath+0xa48/0x2de0
[  401.115855]  ? warn_alloc+0x120/0x120
[  401.119648]  ? mark_held_locks+0x130/0x130
[  401.123898]  ? find_get_entry+0xaae/0x1120
[  401.128133]  ? filemap_map_pages+0x1a20/0x1a20
[  401.132712]  ? zap_class+0x640/0x640
[  401.136426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.141963]  ? check_preemption_disabled+0x48/0x280
[  401.147093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.152623]  ? should_fail+0x22d/0xd01
[  401.156515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.161613]  ? zap_class+0x640/0x640
[  401.165341]  ? __lock_is_held+0xb5/0x140
[  401.169406]  ? mark_held_locks+0x130/0x130
[  401.173640]  ? lock_release+0xa00/0xa00
[  401.177611]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.183053]  ? xa_load+0x2ba/0x460
[  401.186593]  ? lock_downgrade+0x900/0x900
[  401.190737]  ? __might_sleep+0x95/0x190
[  401.194708]  __alloc_pages_nodemask+0xad8/0xea0
[  401.199375]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  401.204384]  ? __page_cache_alloc+0x191/0x5c0
[  401.208868]  ? xa_load+0x2e1/0x460
[  401.212507]  ? xa_clear_mark+0x40/0x40
[  401.216389]  ? zap_class+0x640/0x640
[  401.220105]  ? zap_class+0x640/0x640
[  401.223814]  ? zap_class+0x640/0x640
[  401.227523]  ? __do_page_cache_readahead+0x663/0x810
[  401.232627]  ? find_held_lock+0x36/0x1c0
[  401.236772]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  401.242307]  alloc_pages_current+0x173/0x350
[  401.246718]  __page_cache_alloc+0x38c/0x5c0
[  401.251033]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.255955]  ? kasan_check_read+0x11/0x20
[  401.260096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.265369]  ? generic_perform_write+0x6a0/0x6a0
[  401.270120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.275650]  ? check_preemption_disabled+0x48/0x280
[  401.280666]  filemap_fault+0x1595/0x25f0
[  401.284731]  ? __lock_page_or_retry+0xa00/0xa00
[  401.289404]  ? mark_held_locks+0x130/0x130
[  401.293650]  ? filemap_map_pages+0xd6b/0x1a20
[  401.298140]  ? lock_downgrade+0x900/0x900
[  401.302285]  ? check_preemption_disabled+0x48/0x280
[  401.307297]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.312224]  ? kasan_check_read+0x11/0x20
[  401.316363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.321632]  ? rcu_softirq_qs+0x20/0x20
[  401.325612]  ? filemap_map_pages+0xd92/0x1a20
[  401.330107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.335642]  ? find_get_entries_tag+0x1400/0x1400
[  401.340487]  ? __lock_acquire+0x62f/0x4c20
[  401.344725]  ? lock_acquire+0x1ed/0x520
[  401.348690]  ? ext4_filemap_fault+0x7a/0xad
[  401.353012]  ? lock_release+0xa00/0xa00
[  401.356977]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.362422]  ? print_usage_bug+0xc0/0xc0
[  401.366489]  ? print_usage_bug+0xc0/0xc0
[  401.370565]  ? down_read+0x8d/0x120
[  401.374183]  ? ext4_filemap_fault+0x7a/0xad
[  401.378498]  ? __down_interruptible+0x700/0x700
[  401.383168]  ext4_filemap_fault+0x82/0xad
[  401.387321]  __do_fault+0x100/0x6b0
[  401.390944]  ? pmd_devmap_trans_unstable+0x220/0x220
[  401.396043]  ? mark_held_locks+0x130/0x130
[  401.400275]  ? mark_held_locks+0x130/0x130
[  401.404500]  ? find_held_lock+0x36/0x1c0
[  401.408564]  ? find_held_lock+0x36/0x1c0
[  401.412623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.418161]  __handle_mm_fault+0x3ea0/0x5be0
[  401.422566]  ? poll_select_copy_remaining+0x18c/0x6a0
[  401.427754]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  401.432596]  ? __might_fault+0x12b/0x1e0
[  401.436650]  ? lock_downgrade+0x900/0x900
[  401.440801]  ? zap_class+0x640/0x640
[  401.444511]  ? zap_class+0x640/0x640
[  401.448223]  ? find_held_lock+0x36/0x1c0
[  401.452283]  ? handle_mm_fault+0x42a/0xc70
[  401.456513]  ? lock_downgrade+0x900/0x900
[  401.460654]  ? check_preemption_disabled+0x48/0x280
[  401.465665]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.470585]  ? kasan_check_read+0x11/0x20
[  401.474725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.479995]  ? rcu_softirq_qs+0x20/0x20
[  401.483963]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.489060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.494592]  ? check_preemption_disabled+0x48/0x280
[  401.499608]  handle_mm_fault+0x54f/0xc70
[  401.503668]  ? __handle_mm_fault+0x5be0/0x5be0
[  401.508250]  ? find_vma+0x34/0x190
[  401.511798]  __do_page_fault+0x5e8/0xe60
[  401.515853]  ? trace_hardirqs_off+0xb8/0x310
[  401.520263]  do_page_fault+0xf2/0x7e0
[  401.524060]  ? vmalloc_sync_all+0x30/0x30
[  401.528202]  ? error_entry+0x70/0xd0
[  401.531914]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.536925]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.541853]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.546774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.551615]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.556625]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.562072]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.567088]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.572096]  ? page_fault+0x8/0x30
[  401.575631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.580468]  ? page_fault+0x8/0x30
[  401.584008]  page_fault+0x1e/0x30
[  401.587467] RIP: 0033:0x7fee66c9ddd3
[  401.591190] Code: Bad RIP value.
[  401.594544] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  401.599900] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  401.607163] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  401.614434] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  401.621696] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  401.628959] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  401.636240] warn_alloc_show_mem: 1 callbacks suppressed
[  401.636251] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  401.636252] Mem-Info:
[  401.636284] active_anon:56807 inactive_anon:186 isolated_anon:0
[  401.636284]  active_file:13 inactive_file:13 isolated_file:0
[  401.636284]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.636284]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  401.636284]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  401.636284]  free:13758 free_pcp:197 free_cma:0
[  401.641611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.641618] Call Trace:
[  401.648978] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.651365]  <IRQ>
[  401.684308] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  401.693655]  dump_stack+0x244/0x39d
[  401.696207] lowmem_reserve[]: 0 2818 6321 6321
[  401.723694]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.725813] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  401.751922]  warn_alloc.cold.116+0xb7/0x1bd
[  401.755504] lowmem_reserve[]: 0 0 3503 3503
[  401.760082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.765242] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  401.792817]  ? lock_downgrade+0x900/0x900
[  401.797124] lowmem_reserve[]: 0 0 0 0
[  401.801446]  ? trace_hardirqs_off+0xb8/0x310
[  401.806255] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  401.835135]  ? trace_hardirqs_off+0xb8/0x310
[  401.839252] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  401.843050]  __alloc_pages_slowpath+0x2651/0x2de0
[  401.847425] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  401.860960]  ? warn_alloc+0x120/0x120
[  401.865327] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.880991]  ? print_usage_bug+0xc0/0xc0
[  401.885814] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.900705]  ? warn_alloc+0x120/0x120
[  401.904475] 270 total pagecache pages
[  401.913296]  ? warn_alloc+0x120/0x120
[  401.917337] 0 pages in swap cache
[  401.925893]  ? print_usage_bug+0xc0/0xc0
[  401.929666] Swap cache stats: add 0, delete 0, find 0/0
[  401.933451]  ? kvm_clock_read+0x18/0x30
[  401.937218] Free swap  = 0kB
[  401.940656]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  401.944685] Total swap = 0kB
[  401.950034]  ? print_usage_bug+0xc0/0xc0
[  401.953977] 1965979 pages RAM
[  401.956979]  ? __lock_acquire+0x62f/0x4c20
[  401.961958] 0 pages HighMem/MovableOnly
[  401.961965] 342854 pages reserved
[  401.964972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.968998] 0 pages cma reserved
[  401.969059] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.972097]  ? should_fail+0x22d/0xd01
[  401.972110]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.972127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.976388] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.980291]  ? __lock_acquire+0x62f/0x4c20
[  401.983717] init cpuset=/ mems_allowed=0
[  401.989241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.036283]  ? __lock_acquire+0x62f/0x4c20
[  402.040520]  ? should_fail+0x22d/0xd01
[  402.044405]  ? rcu_irq_exit+0x1a2/0x390
[  402.048394]  ? mark_held_locks+0x130/0x130
[  402.052626]  ? mark_held_locks+0x130/0x130
[  402.056945]  ? mark_held_locks+0xc7/0x130
[  402.061089]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.066098]  ? zap_class+0x640/0x640
[  402.069804]  ? print_usage_bug+0xc0/0xc0
[  402.073865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.079409]  ? check_preemption_disabled+0x48/0x280
[  402.084434]  ? __lock_is_held+0xb5/0x140
[  402.088499]  __alloc_pages_nodemask+0xad8/0xea0
[  402.093165]  ? zap_class+0x640/0x640
[  402.096878]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  402.102000]  ? find_held_lock+0x36/0x1c0
[  402.106064]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.110727]  ? lock_downgrade+0x900/0x900
[  402.114874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.120415]  cache_grow_begin+0xa5/0x8c0
[  402.124474]  ? do_raw_spin_unlock+0xa7/0x330
[  402.128891]  fallback_alloc+0x204/0x2e0
[  402.132867]  ____cache_alloc_node+0x1c7/0x1e0
[  402.137360]  kmem_cache_alloc_node+0xe3/0x730
[  402.141858]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.146100]  __alloc_skb+0x119/0x770
[  402.149810]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.155083]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.159490]  ? lock_downgrade+0x900/0x900
[  402.163645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.169180]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.174630]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.180078]  ? addrconf_rs_timer+0x690/0x690
[  402.184489]  ndisc_alloc_skb+0x144/0x340
[  402.188547]  ndisc_send_rs+0x331/0x6e0
[  402.192434]  addrconf_rs_timer+0x314/0x690
[  402.196668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.200914]  call_timer_fn+0x272/0x920
[  402.204807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.209033]  ? process_timeout+0x40/0x40
[  402.213094]  ? __run_timers+0x7da/0xc70
[  402.217064]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.221554]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.226047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.230276]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.234856]  ? trace_hardirqs_on+0xbd/0x310
[  402.239177]  ? kasan_check_read+0x11/0x20
[  402.243320]  ? __run_timers+0x7da/0xc70
[  402.247290]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.252391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.256630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.260856]  __run_timers+0x7e5/0xc70
[  402.264664]  ? timer_fixup_init+0x70/0x70
[  402.268805]  ? kasan_check_read+0x11/0x20
[  402.272956]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.278226]  ? rcu_softirq_qs+0x20/0x20
[  402.282205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.287752]  ? check_preemption_disabled+0x48/0x280
[  402.292814]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.297569]  ? retint_kernel+0x2d/0x2d
[  402.301453]  ? trace_hardirqs_on_caller+0xc0/0x310
[  402.306385]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.311136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.316581]  ? zap_class+0x640/0x640
[  402.320298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.325832]  ? check_preemption_disabled+0x48/0x280
[  402.330850]  ? __lock_is_held+0xb5/0x140
[  402.334912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.340446]  ? check_preemption_disabled+0x48/0x280
[  402.345461]  run_timer_softirq+0x52/0xb0
[  402.349540]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.354550]  __do_softirq+0x308/0xb7e
[  402.358356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.362846]  ? lock_downgrade+0x900/0x900
[  402.366994]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.372098]  ? pvclock_read_flags+0x160/0x160
[  402.376592]  ? lapic_next_event+0x5a/0x90
[  402.380734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.386275]  ? kvm_clock_read+0x18/0x30
[  402.390244]  ? kvm_sched_clock_read+0x9/0x20
[  402.394650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.400187]  ? check_preemption_disabled+0x48/0x280
[  402.405204]  irq_exit+0x17f/0x1c0
[  402.408652]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.413490]  ? smp_reschedule_interrupt+0x109/0x650
[  402.418675]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.424552]  ? interrupt_entry+0xb5/0xc0
[  402.428611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.433619]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.438640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.443477]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.448490]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.453501]  ? task_prio+0x50/0x50
[  402.457041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.462578]  ? check_preemption_disabled+0x48/0x280
[  402.467708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.472553]  apic_timer_interrupt+0xf/0x20
[  402.476776]  </IRQ>
[  402.479009] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  402.483936] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  402.502832] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  402.510536] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.517798] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  402.525064] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  402.532327] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  402.539598] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  402.546901]  skb_clone+0x1bb/0x500
[  402.550435]  ? finish_task_switch+0x1b4/0x910
[  402.554927]  ? skb_split+0x11e0/0x11e0
[  402.558814]  ? preempt_notifier_register+0x200/0x200
[  402.564001]  ? __switch_to_asm+0x34/0x70
[  402.568058]  ? __switch_to_asm+0x34/0x70
[  402.572113]  ? __switch_to_asm+0x40/0x70
[  402.576169]  ? __switch_to_asm+0x34/0x70
[  402.580226]  ? __switch_to_asm+0x40/0x70
[  402.584277]  ? __switch_to_asm+0x34/0x70
[  402.588337]  ? __switch_to_asm+0x40/0x70
[  402.592392]  ? __switch_to_asm+0x34/0x70
[  402.596447]  ? __switch_to_asm+0x34/0x70
[  402.600499]  ? __switch_to_asm+0x40/0x70
[  402.604555]  ? __switch_to_asm+0x34/0x70
[  402.608627]  bpf_clone_redirect+0xb9/0x490
[  402.612867]  ? __schedule+0x8d7/0x21d0
[  402.616843]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  402.621861]  ? __sched_text_start+0x8/0x8
[  402.626002]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.630762]  ? find_held_lock+0x36/0x1c0
[  402.634824]  ? lock_acquire+0x1ed/0x520
[  402.638799]  ? bpf_test_run+0x3cb/0x780
[  402.642768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.648300]  ? check_preemption_disabled+0x48/0x280
[  402.653334]  ? kasan_check_read+0x11/0x20
[  402.657475]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.662744]  ? rcu_softirq_qs+0x20/0x20
[  402.666719]  ? preempt_schedule+0x4d/0x60
[  402.670870]  ? ___preempt_schedule+0x16/0x18
[  402.675282]  ? bpf_test_run+0x25d/0x780
[  402.679264]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.683674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.689205]  ? bpf_test_init.isra.10+0x70/0x100
[  402.693878]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  402.698641]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.703475]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.709006]  ? fput+0x130/0x1a0
[  402.712285]  ? __bpf_prog_get+0x9b/0x290
[  402.716355]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.721190]  ? bpf_prog_test_run+0x130/0x1a0
[  402.725599]  ? __x64_sys_bpf+0x3db/0x520
[  402.729657]  ? bpf_prog_get+0x20/0x20
[  402.733470]  ? do_syscall_64+0x1b9/0x820
[  402.737527]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.742891]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.748096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.752944]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.757992]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.763005]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.768027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.772872]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.778246] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  402.778331] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.784472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.784477] Call Trace:
[  402.784483]  <IRQ>
[  402.784500]  dump_stack+0x244/0x39d
[  402.784519]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.791056] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.800347]  warn_alloc.cold.116+0xb7/0x1bd
[  402.802892] syz-executor5 cpuset=syz5 mems_allowed=0
[  402.805031]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.838498]  ? lock_downgrade+0x900/0x900
[  402.842650]  ? trace_hardirqs_off+0xb8/0x310
[  402.847062]  ? trace_hardirqs_off+0xb8/0x310
[  402.851483]  __alloc_pages_slowpath+0x2651/0x2de0
[  402.856358]  ? warn_alloc+0x120/0x120
[  402.860156]  ? print_usage_bug+0xc0/0xc0
[  402.864210]  ? warn_alloc+0x120/0x120
[  402.868092]  ? warn_alloc+0x120/0x120
[  402.871888]  ? print_usage_bug+0xc0/0xc0
[  402.875951]  ? print_usage_bug+0xc0/0xc0
[  402.880010]  ? __lock_acquire+0x62f/0x4c20
[  402.884242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.889776]  ? should_fail+0x22d/0xd01
[  402.893666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.898765]  ? __lock_acquire+0x62f/0x4c20
[  402.902996]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.908094]  ? __lock_acquire+0x62f/0x4c20
[  402.912332]  ? should_fail+0x22d/0xd01
[  402.916212]  ? find_held_lock+0x36/0x1c0
[  402.920274]  ? mark_held_locks+0x130/0x130
[  402.924517]  ? mark_held_locks+0x130/0x130
[  402.928746]  ? zap_class+0x640/0x640
[  402.932453]  ? zap_class+0x640/0x640
[  402.936161]  ? print_usage_bug+0xc0/0xc0
[  402.940216]  ? do_raw_spin_unlock+0xa7/0x330
[  402.944620]  ? zap_class+0x640/0x640
[  402.948335]  ? print_usage_bug+0xc0/0xc0
[  402.952388]  ? wq_watchdog_touch+0x9c/0xfe
[  402.956623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.962154]  ? check_preemption_disabled+0x48/0x280
[  402.967174]  ? __lock_is_held+0xb5/0x140
[  402.971232]  __alloc_pages_nodemask+0xad8/0xea0
[  402.975893]  ? zap_class+0x640/0x640
[  402.979605]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  402.984624]  ? find_held_lock+0x36/0x1c0
[  402.988691]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.993355]  ? lock_downgrade+0x900/0x900
[  402.997503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.003040]  cache_grow_begin+0xa5/0x8c0
[  403.007093]  ? do_raw_spin_unlock+0xa7/0x330
[  403.011506]  fallback_alloc+0x204/0x2e0
[  403.015484]  ____cache_alloc_node+0x1c7/0x1e0
[  403.019978]  kmem_cache_alloc_node+0xe3/0x730
[  403.024470]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.028706]  __alloc_skb+0x119/0x770
[  403.032411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.037954]  ? netdev_alloc_frag+0x1f0/0x1f0
[  403.042358]  ? lock_downgrade+0x900/0x900
[  403.046506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.052038]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.057483]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.062932]  ? addrconf_rs_timer+0x690/0x690
[  403.067345]  ndisc_alloc_skb+0x144/0x340
[  403.071404]  ndisc_send_rs+0x331/0x6e0
[  403.075299]  addrconf_rs_timer+0x314/0x690
[  403.079538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.083774]  call_timer_fn+0x272/0x920
[  403.087655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.091882]  ? process_timeout+0x40/0x40
[  403.095944]  ? mark_held_locks+0xc7/0x130
[  403.100089]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.104577]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.109068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.113310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.117888]  ? trace_hardirqs_on+0xbd/0x310
[  403.122206]  ? kasan_check_read+0x11/0x20
[  403.126345]  ? __run_timers+0x7da/0xc70
[  403.130323]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.135423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.139658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.143885]  __run_timers+0x7e5/0xc70
[  403.147689]  ? timer_fixup_init+0x70/0x70
[  403.151836]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.156847]  ? zap_class+0x640/0x640
[  403.160562]  ? print_usage_bug+0xc0/0xc0
[  403.164617]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.169806]  ? find_held_lock+0x36/0x1c0
[  403.173874]  ? zap_class+0x640/0x640
[  403.177588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.183123]  ? check_preemption_disabled+0x48/0x280
[  403.188139]  ? __lock_is_held+0xb5/0x140
[  403.192192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.197737]  ? check_preemption_disabled+0x48/0x280
[  403.202750]  run_timer_softirq+0x52/0xb0
[  403.206806]  ? rcu_read_lock_sched_held+0x14f/0x180
[  403.211818]  __do_softirq+0x308/0xb7e
[  403.215616]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.220109]  ? lock_downgrade+0x900/0x900
[  403.224258]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  403.229374]  ? pvclock_read_flags+0x160/0x160
[  403.233865]  ? lapic_next_event+0x5a/0x90
[  403.238009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.243543]  ? kvm_clock_read+0x18/0x30
[  403.247510]  ? kvm_sched_clock_read+0x9/0x20
[  403.251913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.257448]  ? check_preemption_disabled+0x48/0x280
[  403.262464]  irq_exit+0x17f/0x1c0
[  403.265915]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.270749]  ? smp_reschedule_interrupt+0x109/0x650
[  403.275759]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.281638]  ? interrupt_entry+0xb5/0xc0
[  403.285693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.290703]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.295714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.300550]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.305558]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.310579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.315423]  apic_timer_interrupt+0xf/0x20
[  403.319643]  </IRQ>
[  403.321875] RIP: 0010:lock_release+0x51d/0xa00
[  403.326449] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  403.345345] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  403.353045] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  403.360309] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  403.367572] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  403.374835] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  403.382095] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  403.389379]  ? list_lru_count_one+0x25b/0x450
[  403.393873]  ? lock_downgrade+0x900/0x900
[  403.398016]  ? check_preemption_disabled+0x48/0x280
[  403.403027]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.407948]  ? kasan_check_read+0x11/0x20
[  403.412089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.417357]  ? rcu_softirq_qs+0x20/0x20
[  403.421335]  list_lru_count_one+0x282/0x450
[  403.425652]  ? list_lru_isolate_move+0x3c0/0x3c0
[  403.430400]  ? shmem_free_inode+0xd0/0xd0
[  403.434543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.440089]  ? ubifs_shrink_count+0xc4/0x100
[  403.444497]  super_cache_count+0x1b9/0x2e0
[  403.448733]  do_shrink_slab+0x1b1/0xd30
[  403.452714]  ? snapshot_refaults+0x290/0x290
[  403.457119]  ? lock_release+0xa00/0xa00
[  403.461095]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  403.466031]  ? down_read_trylock+0xda/0x140
[  403.470343]  ? shrink_slab+0x207/0x8c0
[  403.474230]  ? downgrade_write+0x270/0x270
[  403.478479]  shrink_slab+0x389/0x8c0
[  403.482186]  ? shrink_active_list+0x1f00/0x1f00
[  403.486857]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  403.492476]  ? __lock_acquire+0x62f/0x4c20
[  403.496711]  ? percpu_ref_get_many+0x240/0x240
[  403.501308]  ? print_usage_bug+0xc0/0xc0
[  403.505374]  shrink_node+0x431/0x16b0
[  403.509170]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  403.514462]  ? shrink_node_memcg+0x18f0/0x18f0
[  403.519040]  ? kvm_clock_read+0x18/0x30
[  403.523008]  ? ktime_get+0x2c1/0x400
[  403.526719]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.531209]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.536744]  ? __cpuset_node_allowed+0x19b/0x660
[  403.541497]  ? mark_held_locks+0x130/0x130
[  403.545725]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  403.551429]  ? zap_class+0x640/0x640
[  403.555145]  do_try_to_free_pages+0x3e7/0x1290
[  403.559719]  ? zap_class+0x640/0x640
[  403.563441]  ? shrink_node+0x16b0/0x16b0
[  403.567498]  ? __lock_is_held+0xb5/0x140
[  403.571562]  try_to_free_pages+0x4d0/0xb90
[  403.575797]  ? do_try_to_free_pages+0x1290/0x1290
[  403.580645]  ? lock_acquire+0x1ed/0x520
[  403.584618]  ? set_page_refcounted+0x280/0x280
[  403.589199]  ? lock_release+0xa00/0xa00
[  403.593178]  ? _raw_spin_unlock_irq+0x60/0x80
[  403.597666]  ? psi_memstall_enter+0x240/0x2b0
[  403.602154]  ? psi_memstall_tick+0x230/0x230
[  403.606567]  __alloc_pages_slowpath+0xa48/0x2de0
[  403.611343]  ? warn_alloc+0x120/0x120
[  403.615137]  ? mark_held_locks+0x130/0x130
[  403.619373]  ? find_get_entry+0xaae/0x1120
[  403.623611]  ? filemap_map_pages+0x1a20/0x1a20
[  403.628191]  ? zap_class+0x640/0x640
[  403.631904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.637436]  ? check_preemption_disabled+0x48/0x280
[  403.642458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.647988]  ? should_fail+0x22d/0xd01
[  403.651877]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.656975]  ? zap_class+0x640/0x640
[  403.660708]  ? __lock_is_held+0xb5/0x140
[  403.664782]  ? mark_held_locks+0x130/0x130
[  403.669017]  ? lock_release+0xa00/0xa00
[  403.672985]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.678429]  ? xa_load+0x2ba/0x460
[  403.681964]  ? lock_downgrade+0x900/0x900
[  403.686110]  ? __might_sleep+0x95/0x190
[  403.690082]  __alloc_pages_nodemask+0xad8/0xea0
[  403.694752]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  403.699766]  ? __page_cache_alloc+0x191/0x5c0
[  403.704262]  ? xa_load+0x2e1/0x460
[  403.707797]  ? xa_clear_mark+0x40/0x40
[  403.711678]  ? zap_class+0x640/0x640
[  403.715391]  ? zap_class+0x640/0x640
[  403.719097]  ? zap_class+0x640/0x640
[  403.722804]  ? __do_page_cache_readahead+0x663/0x810
[  403.727907]  ? find_held_lock+0x36/0x1c0
[  403.731964]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  403.737499]  alloc_pages_current+0x173/0x350
[  403.741906]  __page_cache_alloc+0x38c/0x5c0
[  403.746221]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.751158]  ? kasan_check_read+0x11/0x20
[  403.755306]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.760579]  ? generic_perform_write+0x6a0/0x6a0
[  403.765332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.770867]  ? check_preemption_disabled+0x48/0x280
[  403.775883]  filemap_fault+0x1595/0x25f0
[  403.779950]  ? __lock_page_or_retry+0xa00/0xa00
[  403.784616]  ? mark_held_locks+0x130/0x130
[  403.788853]  ? filemap_map_pages+0xd6b/0x1a20
[  403.793344]  ? lock_downgrade+0x900/0x900
[  403.797484]  ? check_preemption_disabled+0x48/0x280
[  403.802496]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.807419]  ? kasan_check_read+0x11/0x20
[  403.811562]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.816832]  ? rcu_softirq_qs+0x20/0x20
[  403.820810]  ? filemap_map_pages+0xd92/0x1a20
[  403.825304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.830850]  ? find_get_entries_tag+0x1400/0x1400
[  403.835692]  ? __lock_acquire+0x62f/0x4c20
[  403.839939]  ? lock_acquire+0x1ed/0x520
[  403.843905]  ? ext4_filemap_fault+0x7a/0xad
[  403.848233]  ? lock_release+0xa00/0xa00
[  403.852208]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.857663]  ? print_usage_bug+0xc0/0xc0
[  403.861723]  ? print_usage_bug+0xc0/0xc0
[  403.865790]  ? down_read+0x8d/0x120
[  403.869912]  ? ext4_filemap_fault+0x7a/0xad
[  403.874247]  ? __down_interruptible+0x700/0x700
[  403.878919]  ext4_filemap_fault+0x82/0xad
[  403.883063]  __do_fault+0x100/0x6b0
[  403.886688]  ? pmd_devmap_trans_unstable+0x220/0x220
[  403.891790]  ? mark_held_locks+0x130/0x130
[  403.896019]  ? mark_held_locks+0x130/0x130
[  403.900250]  ? find_held_lock+0x36/0x1c0
[  403.904310]  ? find_held_lock+0x36/0x1c0
[  403.908368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.913903]  __handle_mm_fault+0x3ea0/0x5be0
[  403.918309]  ? poll_select_copy_remaining+0x18c/0x6a0
[  403.923498]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  403.928347]  ? __might_fault+0x12b/0x1e0
[  403.932402]  ? lock_downgrade+0x900/0x900
[  403.936554]  ? zap_class+0x640/0x640
[  403.940258]  ? zap_class+0x640/0x640
[  403.943969]  ? find_held_lock+0x36/0x1c0
[  403.948033]  ? handle_mm_fault+0x42a/0xc70
[  403.952264]  ? lock_downgrade+0x900/0x900
[  403.956407]  ? check_preemption_disabled+0x48/0x280
[  403.961424]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.966346]  ? kasan_check_read+0x11/0x20
[  403.970485]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.975753]  ? rcu_softirq_qs+0x20/0x20
[  403.979723]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.984820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.991081]  ? check_preemption_disabled+0x48/0x280
[  403.996101]  handle_mm_fault+0x54f/0xc70
[  404.000158]  ? __handle_mm_fault+0x5be0/0x5be0
[  404.004740]  ? find_vma+0x34/0x190
[  404.008279]  __do_page_fault+0x5e8/0xe60
[  404.012336]  ? trace_hardirqs_off+0xb8/0x310
[  404.016750]  do_page_fault+0xf2/0x7e0
[  404.020546]  ? vmalloc_sync_all+0x30/0x30
[  404.024690]  ? error_entry+0x70/0xd0
[  404.028403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.033414]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.038339]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.043264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.048104]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.053114]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.058562]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.063574]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.068584]  ? page_fault+0x8/0x30
[  404.072119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.076960]  ? page_fault+0x8/0x30
[  404.080513]  page_fault+0x1e/0x30
[  404.083958] RIP: 0033:0x7fee66c9ddd3
[  404.087677] Code: Bad RIP value.
[  404.091035] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  404.096391] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  404.103652] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  404.110916] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  404.118177] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  404.125450] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  404.132734] warn_alloc_show_mem: 1 callbacks suppressed
[  404.132744] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  404.132745] Mem-Info:
[  404.132777] active_anon:56807 inactive_anon:186 isolated_anon:0
[  404.132777]  active_file:13 inactive_file:13 isolated_file:0
[  404.132777]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.132777]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  404.132777]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  404.132777]  free:13758 free_pcp:197 free_cma:0
[  404.138105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.138112] Call Trace:
[  404.145471] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.147860]  <IRQ>
[  404.180717] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.190064]  dump_stack+0x244/0x39d
[  404.192613] lowmem_reserve[]: 0 2818 6321 6321
[  404.220122]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.222242] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  404.248346]  warn_alloc.cold.116+0xb7/0x1bd
[  404.251932] lowmem_reserve[]: 0 0 3503 3503
[  404.256517]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.261676] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  404.289248]  ? lock_downgrade+0x900/0x900
[  404.293540] lowmem_reserve[]: 0 0 0 0
[  404.297870]  ? trace_hardirqs_off+0xb8/0x310
[  404.302693] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  404.331576]  ? trace_hardirqs_off+0xb8/0x310
[  404.335688] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  404.339492]  __alloc_pages_slowpath+0x2651/0x2de0
[  404.343868] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  404.357400]  ? warn_alloc+0x120/0x120
[  404.361768] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.377006]  ? print_usage_bug+0xc0/0xc0
[  404.381824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.396718]  ? warn_alloc+0x120/0x120
[  404.400490] 270 total pagecache pages
[  404.409314]  ? warn_alloc+0x120/0x120
[  404.413354] 0 pages in swap cache
[  404.421908]  ? print_usage_bug+0xc0/0xc0
[  404.425679] Swap cache stats: add 0, delete 0, find 0/0
[  404.429466]  ? kvm_clock_read+0x18/0x30
[  404.433247] Free swap  = 0kB
[  404.436694]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  404.440718] Total swap = 0kB
[  404.446070]  ? print_usage_bug+0xc0/0xc0
[  404.450014] 1965979 pages RAM
[  404.453018]  ? __lock_acquire+0x62f/0x4c20
[  404.457997] 0 pages HighMem/MovableOnly
[  404.458005] 342854 pages reserved
[  404.461011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.465044] 0 pages cma reserved
[  404.468139]  ? should_fail+0x22d/0xd01
[  404.472397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.476298]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.476315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.479876] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.485264]  ? __lock_acquire+0x62f/0x4c20
[  404.488599] init cpuset=/ mems_allowed=0
[  404.492475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.532348]  ? __lock_acquire+0x62f/0x4c20
[  404.536589]  ? should_fail+0x22d/0xd01
[  404.540472]  ? rcu_irq_exit+0x1a2/0x390
[  404.544447]  ? mark_held_locks+0x130/0x130
[  404.548688]  ? mark_held_locks+0x130/0x130
[  404.552927]  ? mark_held_locks+0xc7/0x130
[  404.557069]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  404.562090]  ? zap_class+0x640/0x640
[  404.565798]  ? print_usage_bug+0xc0/0xc0
[  404.569860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.575396]  ? check_preemption_disabled+0x48/0x280
[  404.580417]  ? __lock_is_held+0xb5/0x140
[  404.584479]  __alloc_pages_nodemask+0xad8/0xea0
[  404.589140]  ? zap_class+0x640/0x640
[  404.592864]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  404.597882]  ? find_held_lock+0x36/0x1c0
[  404.601946]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.606614]  ? lock_downgrade+0x900/0x900
[  404.610772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.616306]  cache_grow_begin+0xa5/0x8c0
[  404.620360]  ? do_raw_spin_unlock+0xa7/0x330
[  404.624768]  fallback_alloc+0x204/0x2e0
[  404.628743]  ____cache_alloc_node+0x1c7/0x1e0
[  404.633244]  kmem_cache_alloc_node+0xe3/0x730
[  404.637735]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.641974]  __alloc_skb+0x119/0x770
[  404.645684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.650960]  ? netdev_alloc_frag+0x1f0/0x1f0
[  404.655365]  ? lock_downgrade+0x900/0x900
[  404.659513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.665043]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.670493]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.675936]  ? addrconf_rs_timer+0x690/0x690
[  404.680352]  ndisc_alloc_skb+0x144/0x340
[  404.684414]  ndisc_send_rs+0x331/0x6e0
[  404.688301]  addrconf_rs_timer+0x314/0x690
[  404.692539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.696779]  call_timer_fn+0x272/0x920
[  404.700661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.704902]  ? process_timeout+0x40/0x40
[  404.708967]  ? __run_timers+0x7da/0xc70
[  404.712952]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.717439]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.721931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.726165]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.730744]  ? trace_hardirqs_on+0xbd/0x310
[  404.735058]  ? kasan_check_read+0x11/0x20
[  404.739199]  ? __run_timers+0x7da/0xc70
[  404.743180]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.748281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.752516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.756744]  __run_timers+0x7e5/0xc70
[  404.760549]  ? timer_fixup_init+0x70/0x70
[  404.764695]  ? kasan_check_read+0x11/0x20
[  404.768837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.774105]  ? rcu_softirq_qs+0x20/0x20
[  404.778074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.783606]  ? check_preemption_disabled+0x48/0x280
[  404.788619]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.793369]  ? retint_kernel+0x2d/0x2d
[  404.797255]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.802180]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.806931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.812379]  ? zap_class+0x640/0x640
[  404.816092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.821625]  ? check_preemption_disabled+0x48/0x280
[  404.826651]  ? __lock_is_held+0xb5/0x140
[  404.830711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.836245]  ? check_preemption_disabled+0x48/0x280
[  404.841258]  run_timer_softirq+0x52/0xb0
[  404.845340]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.850354]  __do_softirq+0x308/0xb7e
[  404.854158]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.858649]  ? lock_downgrade+0x900/0x900
[  404.862798]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.867903]  ? pvclock_read_flags+0x160/0x160
[  404.872399]  ? lapic_next_event+0x5a/0x90
[  404.876540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.882075]  ? kvm_clock_read+0x18/0x30
[  404.886053]  ? kvm_sched_clock_read+0x9/0x20
[  404.890459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.895992]  ? check_preemption_disabled+0x48/0x280
[  404.901105]  irq_exit+0x17f/0x1c0
[  404.904565]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.909409]  ? smp_reschedule_interrupt+0x109/0x650
[  404.914419]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.920297]  ? interrupt_entry+0xb5/0xc0
[  404.924354]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.929368]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.934381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.939220]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.944228]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.949243]  ? task_prio+0x50/0x50
[  404.952778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.958311]  ? check_preemption_disabled+0x48/0x280
[  404.963329]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.968262]  apic_timer_interrupt+0xf/0x20
[  404.972485]  </IRQ>
[  404.974724] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  404.979652] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  404.998544] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  405.006249] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  405.013512] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  405.020772] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  405.028044] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  405.035306] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  405.043099]  skb_clone+0x1bb/0x500
[  405.046651]  ? finish_task_switch+0x1b4/0x910
[  405.051146]  ? skb_split+0x11e0/0x11e0
[  405.055033]  ? preempt_notifier_register+0x200/0x200
[  405.060136]  ? __switch_to_asm+0x34/0x70
[  405.064191]  ? __switch_to_asm+0x34/0x70
[  405.068246]  ? __switch_to_asm+0x40/0x70
[  405.072299]  ? __switch_to_asm+0x34/0x70
[  405.076352]  ? __switch_to_asm+0x40/0x70
[  405.080406]  ? __switch_to_asm+0x34/0x70
[  405.084459]  ? __switch_to_asm+0x40/0x70
[  405.088511]  ? __switch_to_asm+0x34/0x70
[  405.092565]  ? __switch_to_asm+0x34/0x70
[  405.096618]  ? __switch_to_asm+0x40/0x70
[  405.100673]  ? __switch_to_asm+0x34/0x70
[  405.104735]  bpf_clone_redirect+0xb9/0x490
[  405.108967]  ? __schedule+0x8d7/0x21d0
[  405.112851]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  405.117862]  ? __sched_text_start+0x8/0x8
[  405.122005]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  405.126767]  ? find_held_lock+0x36/0x1c0
[  405.130826]  ? lock_acquire+0x1ed/0x520
[  405.134794]  ? bpf_test_run+0x3cb/0x780
[  405.138765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.144297]  ? check_preemption_disabled+0x48/0x280
[  405.149317]  ? kasan_check_read+0x11/0x20
[  405.153459]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.158732]  ? rcu_softirq_qs+0x20/0x20
[  405.162701]  ? preempt_schedule+0x4d/0x60
[  405.166843]  ? ___preempt_schedule+0x16/0x18
[  405.171252]  ? bpf_test_run+0x25d/0x780
[  405.175233]  ? netlink_diag_dump+0x2a0/0x2a0
[  405.179644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.185174]  ? bpf_test_init.isra.10+0x70/0x100
[  405.189840]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  405.194598]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  405.199437]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.204972]  ? fput+0x130/0x1a0
[  405.208251]  ? __bpf_prog_get+0x9b/0x290
[  405.212333]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  405.217169]  ? bpf_prog_test_run+0x130/0x1a0
[  405.221574]  ? __x64_sys_bpf+0x3db/0x520
[  405.225636]  ? bpf_prog_get+0x20/0x20
[  405.229450]  ? do_syscall_64+0x1b9/0x820
[  405.233503]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  405.238870]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.243796]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.248640]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.253651]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.258670]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.263690]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.268537]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  405.273910] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  405.273972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.280140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.280145] Call Trace:
[  405.280151]  <IRQ>
[  405.280167]  dump_stack+0x244/0x39d
[  405.280186]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.286699] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.295997]  warn_alloc.cold.116+0xb7/0x1bd
[  405.298554] syz-executor5 cpuset=syz5 mems_allowed=0
[  405.300692]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.334135]  ? lock_downgrade+0x900/0x900
[  405.338285]  ? trace_hardirqs_off+0xb8/0x310
[  405.342693]  ? trace_hardirqs_off+0xb8/0x310
[  405.347108]  __alloc_pages_slowpath+0x2651/0x2de0
[  405.351974]  ? warn_alloc+0x120/0x120
[  405.355770]  ? print_usage_bug+0xc0/0xc0
[  405.359829]  ? warn_alloc+0x120/0x120
[  405.363629]  ? warn_alloc+0x120/0x120
[  405.367426]  ? print_usage_bug+0xc0/0xc0
[  405.371482]  ? kvm_clock_read+0x18/0x30
[  405.375452]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.380463]  ? print_usage_bug+0xc0/0xc0
[  405.384519]  ? __lock_acquire+0x62f/0x4c20
[  405.388775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.394306]  ? should_fail+0x22d/0xd01
[  405.398191]  ? __lock_acquire+0x62f/0x4c20
[  405.402436]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.407535]  ? __lock_acquire+0x62f/0x4c20
[  405.411767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.416867]  ? __lock_acquire+0x62f/0x4c20
[  405.421100]  ? should_fail+0x22d/0xd01
[  405.424997]  ? mark_held_locks+0x130/0x130
[  405.429240]  ? mark_held_locks+0x130/0x130
[  405.433477]  ? mark_held_locks+0xc7/0x130
[  405.437618]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  405.442634]  ? zap_class+0x640/0x640
[  405.446342]  ? print_usage_bug+0xc0/0xc0
[  405.450405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.455941]  ? check_preemption_disabled+0x48/0x280
[  405.460961]  ? __lock_is_held+0xb5/0x140
[  405.465043]  __alloc_pages_nodemask+0xad8/0xea0
[  405.469709]  ? zap_class+0x640/0x640
[  405.473426]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  405.478446]  ? find_held_lock+0x36/0x1c0
[  405.482513]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.487178]  ? lock_downgrade+0x900/0x900
[  405.491504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.497040]  cache_grow_begin+0xa5/0x8c0
[  405.501107]  ? do_raw_spin_unlock+0xa7/0x330
[  405.505518]  fallback_alloc+0x204/0x2e0
[  405.509494]  ____cache_alloc_node+0x1c7/0x1e0
[  405.514000]  kmem_cache_alloc_node+0xe3/0x730
[  405.518495]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.522736]  __alloc_skb+0x119/0x770
[  405.526443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.531717]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.536124]  ? lock_downgrade+0x900/0x900
[  405.540273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.545804]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.551256]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.556700]  ? addrconf_rs_timer+0x690/0x690
[  405.561126]  ndisc_alloc_skb+0x144/0x340
[  405.565185]  ndisc_send_rs+0x331/0x6e0
[  405.569079]  addrconf_rs_timer+0x314/0x690
[  405.573315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.577554]  call_timer_fn+0x272/0x920
[  405.581435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.585664]  ? process_timeout+0x40/0x40
[  405.589731]  ? mark_held_locks+0xc7/0x130
[  405.593882]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.598370]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.602859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.607106]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.611683]  ? trace_hardirqs_on+0xbd/0x310
[  405.615999]  ? kasan_check_read+0x11/0x20
[  405.620137]  ? __run_timers+0x7da/0xc70
[  405.624108]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.629217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.633444]  __run_timers+0x7e5/0xc70
[  405.637245]  ? timer_fixup_init+0x70/0x70
[  405.641393]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.646405]  ? zap_class+0x640/0x640
[  405.650121]  ? print_usage_bug+0xc0/0xc0
[  405.654178]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.659366]  ? find_held_lock+0x36/0x1c0
[  405.663425]  ? zap_class+0x640/0x640
[  405.667147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.672678]  ? check_preemption_disabled+0x48/0x280
[  405.677708]  ? __lock_is_held+0xb5/0x140
[  405.681765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.687298]  ? check_preemption_disabled+0x48/0x280
[  405.692314]  run_timer_softirq+0x52/0xb0
[  405.696371]  ? rcu_read_lock_sched_held+0x14f/0x180
[  405.701380]  __do_softirq+0x308/0xb7e
[  405.705176]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  405.709665]  ? lock_downgrade+0x900/0x900
[  405.713813]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.718919]  ? pvclock_read_flags+0x160/0x160
[  405.723412]  ? lapic_next_event+0x5a/0x90
[  405.727559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.733101]  ? kvm_clock_read+0x18/0x30
[  405.737084]  ? kvm_sched_clock_read+0x9/0x20
[  405.741491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.747023]  ? check_preemption_disabled+0x48/0x280
[  405.752044]  irq_exit+0x17f/0x1c0
[  405.755502]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.760338]  ? smp_reschedule_interrupt+0x109/0x650
[  405.765348]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.771240]  ? interrupt_entry+0xb5/0xc0
[  405.775301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.780309]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.785325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.790168]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.795176]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.800195]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.805036]  apic_timer_interrupt+0xf/0x20
[  405.809264]  </IRQ>
[  405.811497] RIP: 0010:lock_release+0x51d/0xa00
[  405.816084] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  405.834976] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  405.842677] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  405.849939] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  405.857199] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  405.864459] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  405.872241] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  405.879537]  ? list_lru_count_one+0x25b/0x450
[  405.884028]  ? lock_downgrade+0x900/0x900
[  405.888182]  ? check_preemption_disabled+0x48/0x280
[  405.893196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.898123]  ? kasan_check_read+0x11/0x20
[  405.902268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.907541]  ? rcu_softirq_qs+0x20/0x20
[  405.911519]  list_lru_count_one+0x282/0x450
[  405.915835]  ? list_lru_isolate_move+0x3c0/0x3c0
[  405.920585]  ? shmem_free_inode+0xd0/0xd0
[  405.924728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.930259]  ? ubifs_shrink_count+0xc4/0x100
[  405.934666]  super_cache_count+0x1b9/0x2e0
[  405.938898]  do_shrink_slab+0x1b1/0xd30
[  405.942883]  ? snapshot_refaults+0x290/0x290
[  405.947285]  ? lock_release+0xa00/0xa00
[  405.951258]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  405.956190]  ? down_read_trylock+0xda/0x140
[  405.960506]  ? shrink_slab+0x207/0x8c0
[  405.964390]  ? downgrade_write+0x270/0x270
[  405.968626]  shrink_slab+0x389/0x8c0
[  405.972333]  ? shrink_active_list+0x1f00/0x1f00
[  405.977001]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  405.982624]  ? __lock_acquire+0x62f/0x4c20
[  405.986853]  ? percpu_ref_get_many+0x240/0x240
[  405.991447]  ? print_usage_bug+0xc0/0xc0
[  405.995509]  shrink_node+0x431/0x16b0
[  405.999304]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  406.004596]  ? shrink_node_memcg+0x18f0/0x18f0
[  406.009177]  ? kvm_clock_read+0x18/0x30
[  406.013150]  ? ktime_get+0x2c1/0x400
[  406.016861]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.021352]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.026886]  ? __cpuset_node_allowed+0x19b/0x660
[  406.031638]  ? mark_held_locks+0x130/0x130
[  406.035869]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  406.041572]  ? zap_class+0x640/0x640
[  406.045286]  do_try_to_free_pages+0x3e7/0x1290
[  406.049858]  ? zap_class+0x640/0x640
[  406.053580]  ? shrink_node+0x16b0/0x16b0
[  406.057635]  ? __lock_is_held+0xb5/0x140
[  406.061699]  try_to_free_pages+0x4d0/0xb90
[  406.065932]  ? do_try_to_free_pages+0x1290/0x1290
[  406.070778]  ? lock_acquire+0x1ed/0x520
[  406.074746]  ? set_page_refcounted+0x280/0x280
[  406.079325]  ? lock_release+0xa00/0xa00
[  406.083294]  ? _raw_spin_unlock_irq+0x60/0x80
[  406.087783]  ? psi_memstall_enter+0x240/0x2b0
[  406.092274]  ? psi_memstall_tick+0x230/0x230
[  406.096693]  __alloc_pages_slowpath+0xa48/0x2de0
[  406.101466]  ? warn_alloc+0x120/0x120
[  406.105259]  ? mark_held_locks+0x130/0x130
[  406.109496]  ? find_get_entry+0xaae/0x1120
[  406.113731]  ? filemap_map_pages+0x1a20/0x1a20
[  406.118315]  ? zap_class+0x640/0x640
[  406.122034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.127568]  ? check_preemption_disabled+0x48/0x280
[  406.132581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.138114]  ? should_fail+0x22d/0xd01
[  406.141999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.147104]  ? zap_class+0x640/0x640
[  406.150836]  ? __lock_is_held+0xb5/0x140
[  406.154902]  ? mark_held_locks+0x130/0x130
[  406.159136]  ? lock_release+0xa00/0xa00
[  406.163105]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.168547]  ? xa_load+0x2ba/0x460
[  406.172085]  ? lock_downgrade+0x900/0x900
[  406.176235]  ? __might_sleep+0x95/0x190
[  406.180207]  __alloc_pages_nodemask+0xad8/0xea0
[  406.184877]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  406.189889]  ? __page_cache_alloc+0x191/0x5c0
[  406.194373]  ? xa_load+0x2e1/0x460
[  406.197905]  ? xa_clear_mark+0x40/0x40
[  406.201789]  ? zap_class+0x640/0x640
[  406.205502]  ? zap_class+0x640/0x640
[  406.209212]  ? zap_class+0x640/0x640
[  406.212918]  ? __do_page_cache_readahead+0x663/0x810
[  406.218025]  ? find_held_lock+0x36/0x1c0
[  406.222093]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  406.227630]  alloc_pages_current+0x173/0x350
[  406.232047]  __page_cache_alloc+0x38c/0x5c0
[  406.236360]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.241283]  ? kasan_check_read+0x11/0x20
[  406.245422]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.250696]  ? generic_perform_write+0x6a0/0x6a0
[  406.255447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.260981]  ? check_preemption_disabled+0x48/0x280
[  406.265996]  filemap_fault+0x1595/0x25f0
[  406.270071]  ? __lock_page_or_retry+0xa00/0xa00
[  406.274734]  ? mark_held_locks+0x130/0x130
[  406.278972]  ? filemap_map_pages+0xd6b/0x1a20
[  406.283465]  ? lock_downgrade+0x900/0x900
[  406.287614]  ? check_preemption_disabled+0x48/0x280
[  406.292625]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.297547]  ? kasan_check_read+0x11/0x20
[  406.301690]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.306963]  ? rcu_softirq_qs+0x20/0x20
[  406.310940]  ? filemap_map_pages+0xd92/0x1a20
[  406.315434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.320972]  ? find_get_entries_tag+0x1400/0x1400
[  406.325812]  ? __lock_acquire+0x62f/0x4c20
[  406.330061]  ? lock_acquire+0x1ed/0x520
[  406.334037]  ? ext4_filemap_fault+0x7a/0xad
[  406.338359]  ? lock_release+0xa00/0xa00
[  406.342326]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.347774]  ? print_usage_bug+0xc0/0xc0
[  406.351838]  ? print_usage_bug+0xc0/0xc0
[  406.355902]  ? down_read+0x8d/0x120
[  406.359523]  ? ext4_filemap_fault+0x7a/0xad
[  406.363844]  ? __down_interruptible+0x700/0x700
[  406.368516]  ext4_filemap_fault+0x82/0xad
[  406.372657]  __do_fault+0x100/0x6b0
[  406.376282]  ? pmd_devmap_trans_unstable+0x220/0x220
[  406.381381]  ? mark_held_locks+0x130/0x130
[  406.385610]  ? mark_held_locks+0x130/0x130
[  406.389844]  ? find_held_lock+0x36/0x1c0
[  406.393906]  ? find_held_lock+0x36/0x1c0
[  406.397966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.403507]  __handle_mm_fault+0x3ea0/0x5be0
[  406.407909]  ? poll_select_copy_remaining+0x18c/0x6a0
[  406.413099]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  406.418038]  ? __might_fault+0x12b/0x1e0
[  406.422093]  ? lock_downgrade+0x900/0x900
[  406.426244]  ? zap_class+0x640/0x640
[  406.429948]  ? zap_class+0x640/0x640
[  406.433663]  ? find_held_lock+0x36/0x1c0
[  406.437728]  ? handle_mm_fault+0x42a/0xc70
[  406.441959]  ? lock_downgrade+0x900/0x900
[  406.446100]  ? check_preemption_disabled+0x48/0x280
[  406.451115]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.456044]  ? kasan_check_read+0x11/0x20
[  406.460184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.465452]  ? rcu_softirq_qs+0x20/0x20
[  406.469420]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.474518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.480052]  ? check_preemption_disabled+0x48/0x280
[  406.485071]  handle_mm_fault+0x54f/0xc70
[  406.489129]  ? __handle_mm_fault+0x5be0/0x5be0
[  406.493713]  ? find_vma+0x34/0x190
[  406.497255]  __do_page_fault+0x5e8/0xe60
[  406.501319]  ? trace_hardirqs_off+0xb8/0x310
[  406.505732]  do_page_fault+0xf2/0x7e0
[  406.509531]  ? vmalloc_sync_all+0x30/0x30
[  406.513674]  ? error_entry+0x70/0xd0
[  406.517385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.522393]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.527315]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.532242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.537082]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.542094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.547544]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.552555]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.557575]  ? page_fault+0x8/0x30
[  406.561114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.565961]  ? page_fault+0x8/0x30
[  406.569504]  page_fault+0x1e/0x30
[  406.572953] RIP: 0033:0x7fee66c9ddd3
[  406.576673] Code: Bad RIP value.
[  406.580033] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  406.585388] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  406.592652] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  406.599913] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  406.607177] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  406.614439] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  406.621726] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  406.621730] warn_alloc_show_mem: 1 callbacks suppressed
[  406.621737] Mem-Info:
[  406.629092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.634457] active_anon:56807 inactive_anon:186 isolated_anon:0
[  406.634457]  active_file:13 inactive_file:13 isolated_file:0
[  406.634457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.634457]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  406.634457]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  406.634457]  free:13758 free_pcp:197 free_cma:0
[  406.636825] Call Trace:
[  406.646200] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.679035]  <IRQ>
[  406.681602] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.709089]  dump_stack+0x244/0x39d
[  406.711206] lowmem_reserve[]: 0 2818 6321 6321
[  406.737311]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.740907] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  406.745572]  warn_alloc.cold.116+0xb7/0x1bd
[  406.750722] lowmem_reserve[]: 0 0 3503 3503
[  406.778296]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.782586] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  406.786900]  ? lock_downgrade+0x900/0x900
[  406.791709] lowmem_reserve[]: 0 0 0 0
[  406.820585]  ? trace_hardirqs_off+0xb8/0x310
[  406.824701] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  406.828499]  ? trace_hardirqs_off+0xb8/0x310
[  406.832871] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  406.846390]  __alloc_pages_slowpath+0x2651/0x2de0
[  406.850768] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  406.866037]  ? warn_alloc+0x120/0x120
[  406.870836] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  406.885739]  ? print_usage_bug+0xc0/0xc0
[  406.889516] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  406.898333]  ? warn_alloc+0x120/0x120
[  406.902366] 270 total pagecache pages
[  406.910931]  ? warn_alloc+0x120/0x120
[  406.914706] 0 pages in swap cache
[  406.918490]  ? print_usage_bug+0xc0/0xc0
[  406.922262] Swap cache stats: add 0, delete 0, find 0/0
[  406.925698]  ? print_usage_bug+0xc0/0xc0
[  406.929731] Free swap  = 0kB
[  406.935083]  ? __lock_acquire+0x62f/0x4c20
[  406.939116] Total swap = 0kB
[  406.942124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.946332] 1965979 pages RAM
[  406.949337]  ? should_fail+0x22d/0xd01
[  406.954836] 0 pages HighMem/MovableOnly
[  406.954844] 342854 pages reserved
[  406.957942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.961797] 0 pages cma reserved
[  406.965759]  ? __lock_acquire+0x62f/0x4c20
[  406.969236] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.974273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.974286]  ? __lock_acquire+0x62f/0x4c20
[  406.974301]  ? should_fail+0x22d/0xd01
[  406.977695] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.981864]  ? find_held_lock+0x36/0x1c0
[  406.988324] init cpuset=/ mems_allowed=0
[  406.993421]  ? mark_held_locks+0x130/0x130
[  407.023492]  ? mark_held_locks+0x130/0x130
[  407.027719]  ? zap_class+0x640/0x640
[  407.031427]  ? zap_class+0x640/0x640
[  407.035138]  ? print_usage_bug+0xc0/0xc0
[  407.039670]  ? do_raw_spin_unlock+0xa7/0x330
[  407.044083]  ? zap_class+0x640/0x640
[  407.047792]  ? print_usage_bug+0xc0/0xc0
[  407.051848]  ? wq_watchdog_touch+0x9c/0xfe
[  407.056085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.061616]  ? check_preemption_disabled+0x48/0x280
[  407.066634]  ? __lock_is_held+0xb5/0x140
[  407.070698]  __alloc_pages_nodemask+0xad8/0xea0
[  407.075362]  ? zap_class+0x640/0x640
[  407.079076]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  407.084107]  ? find_held_lock+0x36/0x1c0
[  407.088171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.092838]  ? lock_downgrade+0x900/0x900
[  407.096988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.102522]  cache_grow_begin+0xa5/0x8c0
[  407.106578]  ? do_raw_spin_unlock+0xa7/0x330
[  407.110985]  fallback_alloc+0x204/0x2e0
[  407.114967]  ____cache_alloc_node+0x1c7/0x1e0
[  407.119467]  kmem_cache_alloc_node+0xe3/0x730
[  407.123963]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.128201]  __alloc_skb+0x119/0x770
[  407.131907]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.137183]  ? netdev_alloc_frag+0x1f0/0x1f0
[  407.141585]  ? lock_downgrade+0x900/0x900
[  407.145731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.151261]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.156714]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.162157]  ? addrconf_rs_timer+0x690/0x690
[  407.166572]  ndisc_alloc_skb+0x144/0x340
[  407.170630]  ndisc_send_rs+0x331/0x6e0
[  407.174517]  addrconf_rs_timer+0x314/0x690
[  407.178752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.182992]  call_timer_fn+0x272/0x920
[  407.186874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.191100]  ? process_timeout+0x40/0x40
[  407.195166]  ? __run_timers+0x7da/0xc70
[  407.199145]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.203636]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.208126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.212354]  ? lockdep_hardirqs_on+0x296/0x5b0
[  407.216941]  ? trace_hardirqs_on+0xbd/0x310
[  407.221257]  ? kasan_check_read+0x11/0x20
[  407.225400]  ? __run_timers+0x7da/0xc70
[  407.229372]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.234474]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.238718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.242954]  __run_timers+0x7e5/0xc70
[  407.246759]  ? timer_fixup_init+0x70/0x70
[  407.250899]  ? kasan_check_read+0x11/0x20
[  407.255042]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.260312]  ? rcu_softirq_qs+0x20/0x20
[  407.264282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.269815]  ? check_preemption_disabled+0x48/0x280
[  407.274829]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.279584]  ? retint_kernel+0x2d/0x2d
[  407.283471]  ? trace_hardirqs_on_caller+0xc0/0x310
[  407.288398]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.293151]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.298596]  ? zap_class+0x640/0x640
[  407.302312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.307846]  ? check_preemption_disabled+0x48/0x280
[  407.312864]  ? __lock_is_held+0xb5/0x140
[  407.316919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.322462]  ? check_preemption_disabled+0x48/0x280
[  407.327480]  run_timer_softirq+0x52/0xb0
[  407.331536]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.336547]  __do_softirq+0x308/0xb7e
[  407.340344]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.344838]  ? lock_downgrade+0x900/0x900
[  407.348983]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.354089]  ? pvclock_read_flags+0x160/0x160
[  407.358579]  ? lapic_next_event+0x5a/0x90
[  407.362721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.368261]  ? kvm_clock_read+0x18/0x30
[  407.372229]  ? kvm_sched_clock_read+0x9/0x20
[  407.376636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.382172]  ? check_preemption_disabled+0x48/0x280
[  407.387193]  irq_exit+0x17f/0x1c0
[  407.390645]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.395483]  ? smp_reschedule_interrupt+0x109/0x650
[  407.400494]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.406372]  ? interrupt_entry+0xb5/0xc0
[  407.410429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.415449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.420468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.425304]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.430314]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.435326]  ? task_prio+0x50/0x50
[  407.438864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.444396]  ? check_preemption_disabled+0x48/0x280
[  407.449410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.454256]  apic_timer_interrupt+0xf/0x20
[  407.458480]  </IRQ>
[  407.460715] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  407.465643] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  407.484537] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  407.492239] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.499501] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  407.506763] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  407.514025] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  407.521291] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  407.528585]  skb_clone+0x1bb/0x500
[  407.532121]  ? finish_task_switch+0x1b4/0x910
[  407.536615]  ? skb_split+0x11e0/0x11e0
[  407.540499]  ? preempt_notifier_register+0x200/0x200
[  407.545594]  ? __switch_to_asm+0x34/0x70
[  407.549646]  ? __switch_to_asm+0x34/0x70
[  407.553698]  ? __switch_to_asm+0x40/0x70
[  407.557750]  ? __switch_to_asm+0x34/0x70
[  407.561801]  ? __switch_to_asm+0x40/0x70
[  407.565852]  ? __switch_to_asm+0x34/0x70
[  407.569913]  ? __switch_to_asm+0x40/0x70
[  407.573966]  ? __switch_to_asm+0x34/0x70
[  407.578024]  ? __switch_to_asm+0x34/0x70
[  407.582076]  ? __switch_to_asm+0x40/0x70
[  407.586131]  ? __switch_to_asm+0x34/0x70
[  407.590189]  bpf_clone_redirect+0xb9/0x490
[  407.594419]  ? __schedule+0x8d7/0x21d0
[  407.598315]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  407.603328]  ? __sched_text_start+0x8/0x8
[  407.607475]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.612240]  ? find_held_lock+0x36/0x1c0
[  407.616302]  ? lock_acquire+0x1ed/0x520
[  407.620271]  ? bpf_test_run+0x3cb/0x780
[  407.624241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.629774]  ? check_preemption_disabled+0x48/0x280
[  407.634792]  ? kasan_check_read+0x11/0x20
[  407.638936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.644205]  ? rcu_softirq_qs+0x20/0x20
[  407.648173]  ? preempt_schedule+0x4d/0x60
[  407.652318]  ? ___preempt_schedule+0x16/0x18
[  407.656727]  ? bpf_test_run+0x25d/0x780
[  407.660708]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.665115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.670646]  ? bpf_test_init.isra.10+0x70/0x100
[  407.675318]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  407.680079]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.684922]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.690458]  ? fput+0x130/0x1a0
[  407.693738]  ? __bpf_prog_get+0x9b/0x290
[  407.697800]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.702637]  ? bpf_prog_test_run+0x130/0x1a0
[  407.707041]  ? __x64_sys_bpf+0x3db/0x520
[  407.711096]  ? bpf_prog_get+0x20/0x20
[  407.714921]  ? do_syscall_64+0x1b9/0x820
[  407.718975]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.724333]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.729259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.734104]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.739116]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.744129]  ? prepare_exit_to_usermode+0x291/0x3b0
[  407.749145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.753988]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  407.759365] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  407.759451] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.765592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.765599] Call Trace:
[  407.772212] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.781417]  <IRQ>
[  407.783981] syz-executor5 cpuset=syz5 mems_allowed=0
[  407.794455]  dump_stack+0x244/0x39d
[  407.805291]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.810496]  warn_alloc.cold.116+0xb7/0x1bd
[  407.814812]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.819654]  ? lock_downgrade+0x900/0x900
[  407.823804]  ? trace_hardirqs_off+0xb8/0x310
[  407.828215]  ? trace_hardirqs_off+0xb8/0x310
[  407.832623]  __alloc_pages_slowpath+0x2651/0x2de0
[  407.837482]  ? warn_alloc+0x120/0x120
[  407.841279]  ? print_usage_bug+0xc0/0xc0
[  407.845333]  ? warn_alloc+0x120/0x120
[  407.849132]  ? warn_alloc+0x120/0x120
[  407.852932]  ? print_usage_bug+0xc0/0xc0
[  407.856990]  ? print_usage_bug+0xc0/0xc0
[  407.861045]  ? __lock_acquire+0x62f/0x4c20
[  407.865284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.871303]  ? should_fail+0x22d/0xd01
[  407.875194]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.880294]  ? __lock_acquire+0x62f/0x4c20
[  407.884524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.889620]  ? __lock_acquire+0x62f/0x4c20
[  407.893850]  ? should_fail+0x22d/0xd01
[  407.897737]  ? find_held_lock+0x36/0x1c0
[  407.901803]  ? mark_held_locks+0x130/0x130
[  407.906040]  ? mark_held_locks+0x130/0x130
[  407.910274]  ? zap_class+0x640/0x640
[  407.913983]  ? zap_class+0x640/0x640
[  407.917694]  ? print_usage_bug+0xc0/0xc0
[  407.921746]  ? do_raw_spin_unlock+0xa7/0x330
[  407.926152]  ? zap_class+0x640/0x640
[  407.929858]  ? print_usage_bug+0xc0/0xc0
[  407.933922]  ? wq_watchdog_touch+0x9c/0xfe
[  407.938153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.943683]  ? check_preemption_disabled+0x48/0x280
[  407.948703]  ? __lock_is_held+0xb5/0x140
[  407.952765]  __alloc_pages_nodemask+0xad8/0xea0
[  407.957432]  ? zap_class+0x640/0x640
[  407.961144]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  407.966165]  ? find_held_lock+0x36/0x1c0
[  407.970230]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.974923]  ? lock_downgrade+0x900/0x900
[  407.979073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.984610]  cache_grow_begin+0xa5/0x8c0
[  407.988662]  ? do_raw_spin_unlock+0xa7/0x330
[  407.993070]  fallback_alloc+0x204/0x2e0
[  407.997043]  ____cache_alloc_node+0x1c7/0x1e0
[  408.001536]  kmem_cache_alloc_node+0xe3/0x730
[  408.006027]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.010263]  __alloc_skb+0x119/0x770
[  408.013982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.019254]  ? netdev_alloc_frag+0x1f0/0x1f0
[  408.023655]  ? lock_downgrade+0x900/0x900
[  408.027801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.033338]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.038796]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.044244]  ? addrconf_rs_timer+0x690/0x690
[  408.048661]  ndisc_alloc_skb+0x144/0x340
[  408.052719]  ndisc_send_rs+0x331/0x6e0
[  408.056606]  addrconf_rs_timer+0x314/0x690
[  408.060841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.065085]  call_timer_fn+0x272/0x920
[  408.068974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.073216]  ? process_timeout+0x40/0x40
[  408.077282]  ? mark_held_locks+0xc7/0x130
[  408.081430]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.085916]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.090407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.094638]  ? lockdep_hardirqs_on+0x296/0x5b0
[  408.099215]  ? trace_hardirqs_on+0xbd/0x310
[  408.103529]  ? kasan_check_read+0x11/0x20
[  408.107672]  ? __run_timers+0x7da/0xc70
[  408.111645]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.116746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.120978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.125220]  __run_timers+0x7e5/0xc70
[  408.129029]  ? timer_fixup_init+0x70/0x70
[  408.133173]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.138186]  ? zap_class+0x640/0x640
[  408.141903]  ? print_usage_bug+0xc0/0xc0
[  408.145965]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.151153]  ? find_held_lock+0x36/0x1c0
[  408.155211]  ? zap_class+0x640/0x640
[  408.158928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.164468]  ? check_preemption_disabled+0x48/0x280
[  408.169490]  ? __lock_is_held+0xb5/0x140
[  408.173544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.179168]  ? check_preemption_disabled+0x48/0x280
[  408.184185]  run_timer_softirq+0x52/0xb0
[  408.188244]  ? rcu_read_lock_sched_held+0x14f/0x180
[  408.193257]  __do_softirq+0x308/0xb7e
[  408.197055]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.201572]  ? lock_downgrade+0x900/0x900
[  408.205720]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  408.210827]  ? pvclock_read_flags+0x160/0x160
[  408.215331]  ? lapic_next_event+0x5a/0x90
[  408.219476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.225018]  ? kvm_clock_read+0x18/0x30
[  408.228988]  ? kvm_sched_clock_read+0x9/0x20
[  408.233393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.238923]  ? check_preemption_disabled+0x48/0x280
[  408.243942]  irq_exit+0x17f/0x1c0
[  408.247392]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.252227]  ? smp_reschedule_interrupt+0x109/0x650
[  408.257243]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.263122]  ? interrupt_entry+0xb5/0xc0
[  408.267177]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.272185]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.277194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.282030]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.287040]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.292063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.296909]  apic_timer_interrupt+0xf/0x20
[  408.301131]  </IRQ>
[  408.303362] RIP: 0010:lock_release+0x51d/0xa00
[  408.307938] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  408.326918] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  408.334618] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  408.341878] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  408.349141] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  408.356402] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  408.363661] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  408.370948]  ? list_lru_count_one+0x25b/0x450
[  408.375439]  ? lock_downgrade+0x900/0x900
[  408.379580]  ? check_preemption_disabled+0x48/0x280
[  408.384593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.389513]  ? kasan_check_read+0x11/0x20
[  408.393652]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.398920]  ? rcu_softirq_qs+0x20/0x20
[  408.402899]  list_lru_count_one+0x282/0x450
[  408.407215]  ? list_lru_isolate_move+0x3c0/0x3c0
[  408.411963]  ? shmem_free_inode+0xd0/0xd0
[  408.416107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.421650]  ? ubifs_shrink_count+0xc4/0x100
[  408.426057]  super_cache_count+0x1b9/0x2e0
[  408.430290]  do_shrink_slab+0x1b1/0xd30
[  408.434271]  ? snapshot_refaults+0x290/0x290
[  408.438679]  ? lock_release+0xa00/0xa00
[  408.442654]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  408.447585]  ? down_read_trylock+0xda/0x140
[  408.451901]  ? shrink_slab+0x207/0x8c0
[  408.455785]  ? downgrade_write+0x270/0x270
[  408.460026]  shrink_slab+0x389/0x8c0
[  408.463739]  ? shrink_active_list+0x1f00/0x1f00
[  408.468412]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  408.474030]  ? __lock_acquire+0x62f/0x4c20
[  408.478258]  ? percpu_ref_get_many+0x240/0x240
[  408.482860]  ? print_usage_bug+0xc0/0xc0
[  408.486945]  shrink_node+0x431/0x16b0
[  408.490741]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  408.496032]  ? shrink_node_memcg+0x18f0/0x18f0
[  408.500616]  ? kvm_clock_read+0x18/0x30
[  408.504586]  ? ktime_get+0x2c1/0x400
[  408.508296]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.512789]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.518324]  ? __cpuset_node_allowed+0x19b/0x660
[  408.523075]  ? mark_held_locks+0x130/0x130
[  408.527307]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  408.533012]  ? zap_class+0x640/0x640
[  408.536728]  do_try_to_free_pages+0x3e7/0x1290
[  408.541306]  ? zap_class+0x640/0x640
[  408.545029]  ? shrink_node+0x16b0/0x16b0
[  408.549083]  ? __lock_is_held+0xb5/0x140
[  408.553155]  try_to_free_pages+0x4d0/0xb90
[  408.557388]  ? do_try_to_free_pages+0x1290/0x1290
[  408.562237]  ? lock_acquire+0x1ed/0x520
[  408.566203]  ? set_page_refcounted+0x280/0x280
[  408.570787]  ? lock_release+0xa00/0xa00
[  408.574756]  ? _raw_spin_unlock_irq+0x60/0x80
[  408.579246]  ? psi_memstall_enter+0x240/0x2b0
[  408.583736]  ? psi_memstall_tick+0x230/0x230
[  408.588147]  __alloc_pages_slowpath+0xa48/0x2de0
[  408.592924]  ? warn_alloc+0x120/0x120
[  408.596721]  ? mark_held_locks+0x130/0x130
[  408.600954]  ? find_get_entry+0xaae/0x1120
[  408.605195]  ? filemap_map_pages+0x1a20/0x1a20
[  408.609775]  ? zap_class+0x640/0x640
[  408.613490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.619023]  ? check_preemption_disabled+0x48/0x280
[  408.624044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.629579]  ? should_fail+0x22d/0xd01
[  408.633468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.638566]  ? zap_class+0x640/0x640
[  408.642296]  ? __lock_is_held+0xb5/0x140
[  408.646362]  ? mark_held_locks+0x130/0x130
[  408.650613]  ? lock_release+0xa00/0xa00
[  408.654583]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.660031]  ? xa_load+0x2ba/0x460
[  408.663568]  ? lock_downgrade+0x900/0x900
[  408.667714]  ? __might_sleep+0x95/0x190
[  408.671689]  __alloc_pages_nodemask+0xad8/0xea0
[  408.676367]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  408.681376]  ? __page_cache_alloc+0x191/0x5c0
[  408.685861]  ? xa_load+0x2e1/0x460
[  408.689393]  ? xa_clear_mark+0x40/0x40
[  408.693278]  ? zap_class+0x640/0x640
[  408.696993]  ? zap_class+0x640/0x640
[  408.700699]  ? zap_class+0x640/0x640
[  408.704414]  ? __do_page_cache_readahead+0x663/0x810
[  408.709517]  ? find_held_lock+0x36/0x1c0
[  408.713579]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  408.719115]  alloc_pages_current+0x173/0x350
[  408.723523]  __page_cache_alloc+0x38c/0x5c0
[  408.727843]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.732770]  ? kasan_check_read+0x11/0x20
[  408.736910]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.742183]  ? generic_perform_write+0x6a0/0x6a0
[  408.746934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.752467]  ? check_preemption_disabled+0x48/0x280
[  408.757486]  filemap_fault+0x1595/0x25f0
[  408.761575]  ? __lock_page_or_retry+0xa00/0xa00
[  408.766245]  ? mark_held_locks+0x130/0x130
[  408.770486]  ? filemap_map_pages+0xd6b/0x1a20
[  408.774978]  ? lock_downgrade+0x900/0x900
[  408.779120]  ? check_preemption_disabled+0x48/0x280
[  408.784132]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.789054]  ? kasan_check_read+0x11/0x20
[  408.793198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.798471]  ? rcu_softirq_qs+0x20/0x20
[  408.802453]  ? filemap_map_pages+0xd92/0x1a20
[  408.806944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.812481]  ? find_get_entries_tag+0x1400/0x1400
[  408.817322]  ? __lock_acquire+0x62f/0x4c20
[  408.821560]  ? lock_acquire+0x1ed/0x520
[  408.825529]  ? ext4_filemap_fault+0x7a/0xad
[  408.829854]  ? lock_release+0xa00/0xa00
[  408.833920]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.839453]  ? print_usage_bug+0xc0/0xc0
[  408.843509]  ? print_usage_bug+0xc0/0xc0
[  408.847574]  ? down_read+0x8d/0x120
[  408.851195]  ? ext4_filemap_fault+0x7a/0xad
[  408.855511]  ? __down_interruptible+0x700/0x700
[  408.860185]  ext4_filemap_fault+0x82/0xad
[  408.864327]  __do_fault+0x100/0x6b0
[  408.867955]  ? pmd_devmap_trans_unstable+0x220/0x220
[  408.873053]  ? mark_held_locks+0x130/0x130
[  408.877288]  ? mark_held_locks+0x130/0x130
[  408.881525]  ? find_held_lock+0x36/0x1c0
[  408.885584]  ? find_held_lock+0x36/0x1c0
[  408.889643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.895181]  __handle_mm_fault+0x3ea0/0x5be0
[  408.899584]  ? poll_select_copy_remaining+0x18c/0x6a0
[  408.904777]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  408.909627]  ? __might_fault+0x12b/0x1e0
[  408.913683]  ? lock_downgrade+0x900/0x900
[  408.917844]  ? zap_class+0x640/0x640
[  408.921972]  ? zap_class+0x640/0x640
[  408.925688]  ? find_held_lock+0x36/0x1c0
[  408.929754]  ? handle_mm_fault+0x42a/0xc70
[  408.933982]  ? lock_downgrade+0x900/0x900
[  408.938125]  ? check_preemption_disabled+0x48/0x280
[  408.943135]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.948058]  ? kasan_check_read+0x11/0x20
[  408.952204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.957473]  ? rcu_softirq_qs+0x20/0x20
[  408.961440]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.966536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.972065]  ? check_preemption_disabled+0x48/0x280
[  408.977080]  handle_mm_fault+0x54f/0xc70
[  408.981141]  ? __handle_mm_fault+0x5be0/0x5be0
[  408.985724]  ? find_vma+0x34/0x190
[  408.989263]  __do_page_fault+0x5e8/0xe60
[  408.993317]  ? trace_hardirqs_off+0xb8/0x310
[  408.997727]  do_page_fault+0xf2/0x7e0
[  409.001526]  ? vmalloc_sync_all+0x30/0x30
[  409.005669]  ? error_entry+0x70/0xd0
[  409.009379]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.014385]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.019309]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.024232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.029072]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.034085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.039762]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.044792]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.049815]  ? page_fault+0x8/0x30
[  409.053353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.058190]  ? page_fault+0x8/0x30
[  409.061724]  page_fault+0x1e/0x30
[  409.065169] RIP: 0033:0x7fee66c9ddd3
[  409.068905] Code: Bad RIP value.
[  409.072262] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  409.077619] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  409.084879] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  409.092140] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  409.099412] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  409.106672] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  409.113952] warn_alloc_show_mem: 1 callbacks suppressed
[  409.113962] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  409.113964] Mem-Info:
[  409.113997] active_anon:56807 inactive_anon:186 isolated_anon:0
[  409.113997]  active_file:13 inactive_file:13 isolated_file:0
[  409.113997]  unevictable:0 dirty:0 writeback:0 unstable:0
[  409.113997]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  409.113997]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  409.113997]  free:13758 free_pcp:197 free_cma:0
[  409.119319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.119327] Call Trace:
[  409.126692] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.129076]  <IRQ>
[  409.161939] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.171294]  dump_stack+0x244/0x39d
[  409.173839] lowmem_reserve[]: 0 2818 6321 6321
[  409.201335]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.203457] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  409.229560]  warn_alloc.cold.116+0xb7/0x1bd
[  409.233146] lowmem_reserve[]: 0 0 3503 3503
[  409.237721]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.242888] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  409.270461]  ? lock_downgrade+0x900/0x900
[  409.274747] lowmem_reserve[]: 0 0 0 0
[  409.279077]  ? trace_hardirqs_off+0xb8/0x310
[  409.283888] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  409.312798]  ? trace_hardirqs_off+0xb8/0x310
[  409.316910] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  409.320713]  __alloc_pages_slowpath+0x2651/0x2de0
[  409.325086] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  409.338626]  ? warn_alloc+0x120/0x120
[  409.342992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.358231]  ? print_usage_bug+0xc0/0xc0
[  409.363051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.377949]  ? warn_alloc+0x120/0x120
[  409.381722] 270 total pagecache pages
[  409.390545]  ? warn_alloc+0x120/0x120
[  409.394587] 0 pages in swap cache
[  409.403140]  ? print_usage_bug+0xc0/0xc0
[  409.406908] Swap cache stats: add 0, delete 0, find 0/0
[  409.406916] Free swap  = 0kB
[  409.410706]  ? kvm_clock_read+0x18/0x30
[  409.414474] Total swap = 0kB
[  409.414481] 1965979 pages RAM
[  409.417922]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.421946] 0 pages HighMem/MovableOnly
[  409.421953] 342854 pages reserved
[  409.427300]  ? print_usage_bug+0xc0/0xc0
[  409.430288] 0 pages cma reserved
[  409.434246]  ? __lock_acquire+0x62f/0x4c20
[  409.437287] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.440328]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.440343]  ? should_fail+0x22d/0xd01
[  409.440359]  ? __lock_acquire+0x62f/0x4c20
[  409.445394] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.449304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.452742] init cpuset=/ mems_allowed=0
[  409.456797]  ? __lock_acquire+0x62f/0x4c20
[  409.507445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.512549]  ? __lock_acquire+0x62f/0x4c20
[  409.516798]  ? should_fail+0x22d/0xd01
[  409.520688]  ? mark_held_locks+0x130/0x130
[  409.524925]  ? mark_held_locks+0x130/0x130
[  409.529156]  ? try_to_wake_up+0x11c/0x1490
[  409.533386]  ? lock_downgrade+0x900/0x900
[  409.537529]  ? zap_class+0x640/0x640
[  409.541236]  ? print_usage_bug+0xc0/0xc0
[  409.545295]  ? trace_hardirqs_off+0xb8/0x310
[  409.549702]  ? kasan_check_read+0x11/0x20
[  409.553852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.559397]  ? check_preemption_disabled+0x48/0x280
[  409.564436]  ? __lock_is_held+0xb5/0x140
[  409.568501]  __alloc_pages_nodemask+0xad8/0xea0
[  409.573164]  ? zap_class+0x640/0x640
[  409.576880]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  409.581899]  ? find_held_lock+0x36/0x1c0
[  409.585963]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.590629]  ? lock_downgrade+0x900/0x900
[  409.594777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.600315]  cache_grow_begin+0xa5/0x8c0
[  409.604368]  ? do_raw_spin_unlock+0xa7/0x330
[  409.608776]  fallback_alloc+0x204/0x2e0
[  409.612756]  ____cache_alloc_node+0x1c7/0x1e0
[  409.617255]  kmem_cache_alloc_node+0xe3/0x730
[  409.621753]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.625991]  __alloc_skb+0x119/0x770
[  409.629702]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.634981]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.639383]  ? lock_downgrade+0x900/0x900
[  409.643529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.649062]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.654509]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.659955]  ? addrconf_rs_timer+0x690/0x690
[  409.664366]  ndisc_alloc_skb+0x144/0x340
[  409.668425]  ndisc_send_rs+0x331/0x6e0
[  409.672314]  addrconf_rs_timer+0x314/0x690
[  409.676549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.680789]  call_timer_fn+0x272/0x920
[  409.684669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.688900]  ? process_timeout+0x40/0x40
[  409.692961]  ? __run_timers+0x7da/0xc70
[  409.696936]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.701437]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.705925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.710158]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.714742]  ? trace_hardirqs_on+0xbd/0x310
[  409.719066]  ? kasan_check_read+0x11/0x20
[  409.723206]  ? __run_timers+0x7da/0xc70
[  409.727183]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.732287]  ? __queue_work+0x1440/0x1440
[  409.736432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.740660]  __run_timers+0x7e5/0xc70
[  409.744463]  ? timer_fixup_init+0x70/0x70
[  409.748609]  ? kasan_check_read+0x11/0x20
[  409.752755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.758033]  ? rcu_softirq_qs+0x20/0x20
[  409.762010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.767551]  ? check_preemption_disabled+0x48/0x280
[  409.772567]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.777321]  ? retint_kernel+0x2d/0x2d
[  409.781206]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.786133]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.790884]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.796336]  ? zap_class+0x640/0x640
[  409.800050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.805583]  ? check_preemption_disabled+0x48/0x280
[  409.810603]  ? __lock_is_held+0xb5/0x140
[  409.814660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.820285]  ? check_preemption_disabled+0x48/0x280
[  409.825298]  run_timer_softirq+0x52/0xb0
[  409.829351]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.834372]  __do_softirq+0x308/0xb7e
[  409.838168]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.842657]  ? lock_downgrade+0x900/0x900
[  409.846808]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.851916]  ? pvclock_read_flags+0x160/0x160
[  409.856409]  ? lapic_next_event+0x5a/0x90
[  409.860553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.866089]  ? kvm_clock_read+0x18/0x30
[  409.870413]  ? kvm_sched_clock_read+0x9/0x20
[  409.874819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.880351]  ? check_preemption_disabled+0x48/0x280
[  409.885370]  irq_exit+0x17f/0x1c0
[  409.888819]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.893657]  ? smp_reschedule_interrupt+0x109/0x650
[  409.898672]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.904553]  ? interrupt_entry+0xb5/0xc0
[  409.908618]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.913631]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.918650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.923485]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.928495]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.933505]  ? task_prio+0x50/0x50
[  409.937041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.942573]  ? check_preemption_disabled+0x48/0x280
[  409.947589]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.952432]  apic_timer_interrupt+0xf/0x20
[  409.956655]  </IRQ>
[  409.958889] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  409.963812] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  409.982711] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  409.990415] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  409.997675] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  410.004946] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  410.012211] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  410.019479] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  410.026779]  skb_clone+0x1bb/0x500
[  410.030318]  ? finish_task_switch+0x1b4/0x910
[  410.034807]  ? skb_split+0x11e0/0x11e0
[  410.038690]  ? preempt_notifier_register+0x200/0x200
[  410.043792]  ? __switch_to_asm+0x34/0x70
[  410.047850]  ? __switch_to_asm+0x34/0x70
[  410.051907]  ? __switch_to_asm+0x40/0x70
[  410.055971]  ? __switch_to_asm+0x34/0x70
[  410.060023]  ? __switch_to_asm+0x40/0x70
[  410.064075]  ? __switch_to_asm+0x34/0x70
[  410.068136]  ? __switch_to_asm+0x40/0x70
[  410.072192]  ? __switch_to_asm+0x34/0x70
[  410.076258]  ? __switch_to_asm+0x34/0x70
[  410.080310]  ? __switch_to_asm+0x40/0x70
[  410.084361]  ? __switch_to_asm+0x34/0x70
[  410.088424]  bpf_clone_redirect+0xb9/0x490
[  410.092652]  ? __schedule+0x8d7/0x21d0
[  410.096543]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  410.101555]  ? __sched_text_start+0x8/0x8
[  410.105706]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.110478]  ? find_held_lock+0x36/0x1c0
[  410.114542]  ? lock_acquire+0x1ed/0x520
[  410.118511]  ? bpf_test_run+0x3cb/0x780
[  410.122483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.128025]  ? check_preemption_disabled+0x48/0x280
[  410.133039]  ? kasan_check_read+0x11/0x20
[  410.137181]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.142459]  ? rcu_softirq_qs+0x20/0x20
[  410.146430]  ? preempt_schedule+0x4d/0x60
[  410.150575]  ? ___preempt_schedule+0x16/0x18
[  410.154985]  ? bpf_test_run+0x25d/0x780
[  410.158962]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.163365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.168899]  ? bpf_test_init.isra.10+0x70/0x100
[  410.173581]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  410.178339]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  410.183179]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.188718]  ? fput+0x130/0x1a0
[  410.192016]  ? __bpf_prog_get+0x9b/0x290
[  410.196075]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  410.200915]  ? bpf_prog_test_run+0x130/0x1a0
[  410.205320]  ? __x64_sys_bpf+0x3db/0x520
[  410.209378]  ? bpf_prog_get+0x20/0x20
[  410.213191]  ? do_syscall_64+0x1b9/0x820
[  410.217251]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.222609]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.227531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.232372]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.237383]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.242404]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.247418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.252260]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.257638] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  410.257708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.263873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.263878] Call Trace:
[  410.263884]  <IRQ>
[  410.263902]  dump_stack+0x244/0x39d
[  410.263921]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.270454] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.279734]  warn_alloc.cold.116+0xb7/0x1bd
[  410.282282] syz-executor5 cpuset=syz5 mems_allowed=0
[  410.284425]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.318051]  ? lock_downgrade+0x900/0x900
[  410.322203]  ? trace_hardirqs_off+0xb8/0x310
[  410.326611]  ? trace_hardirqs_off+0xb8/0x310
[  410.331021]  __alloc_pages_slowpath+0x2651/0x2de0
[  410.335884]  ? warn_alloc+0x120/0x120
[  410.339693]  ? print_usage_bug+0xc0/0xc0
[  410.343753]  ? warn_alloc+0x120/0x120
[  410.347574]  ? warn_alloc+0x120/0x120
[  410.351369]  ? print_usage_bug+0xc0/0xc0
[  410.355427]  ? print_usage_bug+0xc0/0xc0
[  410.359485]  ? __lock_acquire+0x62f/0x4c20
[  410.363719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.369250]  ? should_fail+0x22d/0xd01
[  410.373144]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.378327]  ? __lock_acquire+0x62f/0x4c20
[  410.382558]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.387652]  ? __lock_acquire+0x62f/0x4c20
[  410.391886]  ? should_fail+0x22d/0xd01
[  410.395766]  ? find_held_lock+0x36/0x1c0
[  410.399831]  ? mark_held_locks+0x130/0x130
[  410.404067]  ? mark_held_locks+0x130/0x130
[  410.408295]  ? zap_class+0x640/0x640
[  410.412002]  ? zap_class+0x640/0x640
[  410.415713]  ? print_usage_bug+0xc0/0xc0
[  410.419768]  ? do_raw_spin_unlock+0xa7/0x330
[  410.424177]  ? zap_class+0x640/0x640
[  410.427883]  ? print_usage_bug+0xc0/0xc0
[  410.431935]  ? wq_watchdog_touch+0x9c/0xfe
[  410.436167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.441707]  ? check_preemption_disabled+0x48/0x280
[  410.446724]  ? __lock_is_held+0xb5/0x140
[  410.450791]  __alloc_pages_nodemask+0xad8/0xea0
[  410.455453]  ? zap_class+0x640/0x640
[  410.459167]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  410.464191]  ? find_held_lock+0x36/0x1c0
[  410.468255]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.472919]  ? lock_downgrade+0x900/0x900
[  410.477066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.482600]  cache_grow_begin+0xa5/0x8c0
[  410.486657]  ? do_raw_spin_unlock+0xa7/0x330
[  410.491076]  fallback_alloc+0x204/0x2e0
[  410.495053]  ____cache_alloc_node+0x1c7/0x1e0
[  410.499546]  kmem_cache_alloc_node+0xe3/0x730
[  410.504037]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.508278]  __alloc_skb+0x119/0x770
[  410.511990]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.517268]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.521684]  ? lock_downgrade+0x900/0x900
[  410.525832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.531384]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.536831]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.542277]  ? addrconf_rs_timer+0x690/0x690
[  410.546697]  ndisc_alloc_skb+0x144/0x340
[  410.550756]  ndisc_send_rs+0x331/0x6e0
[  410.554641]  addrconf_rs_timer+0x314/0x690
[  410.558885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.563127]  call_timer_fn+0x272/0x920
[  410.567008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.571235]  ? process_timeout+0x40/0x40
[  410.575302]  ? mark_held_locks+0xc7/0x130
[  410.579444]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.583934]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.588424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.592666]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.597247]  ? trace_hardirqs_on+0xbd/0x310
[  410.601564]  ? kasan_check_read+0x11/0x20
[  410.605707]  ? __run_timers+0x7da/0xc70
[  410.609686]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.614786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.619020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.623251]  __run_timers+0x7e5/0xc70
[  410.627052]  ? timer_fixup_init+0x70/0x70
[  410.631197]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.636209]  ? zap_class+0x640/0x640
[  410.639924]  ? print_usage_bug+0xc0/0xc0
[  410.643979]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.649166]  ? find_held_lock+0x36/0x1c0
[  410.653224]  ? zap_class+0x640/0x640
[  410.656935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.662471]  ? check_preemption_disabled+0x48/0x280
[  410.667506]  ? __lock_is_held+0xb5/0x140
[  410.671655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.677194]  ? check_preemption_disabled+0x48/0x280
[  410.682207]  run_timer_softirq+0x52/0xb0
[  410.686263]  ? rcu_read_lock_sched_held+0x14f/0x180
[  410.691277]  __do_softirq+0x308/0xb7e
[  410.695073]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  410.699559]  ? lock_downgrade+0x900/0x900
[  410.703705]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  410.708809]  ? pvclock_read_flags+0x160/0x160
[  410.713308]  ? lapic_next_event+0x5a/0x90
[  410.717456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.722991]  ? kvm_clock_read+0x18/0x30
[  410.726999]  ? kvm_sched_clock_read+0x9/0x20
[  410.731409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.736940]  ? check_preemption_disabled+0x48/0x280
[  410.741957]  irq_exit+0x17f/0x1c0
[  410.745404]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.750241]  ? smp_reschedule_interrupt+0x109/0x650
[  410.755254]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.761133]  ? interrupt_entry+0xb5/0xc0
[  410.765189]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.770199]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.775208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.780045]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.785055]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.790076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.794920]  apic_timer_interrupt+0xf/0x20
[  410.799143]  </IRQ>
[  410.801375] RIP: 0010:lock_release+0x51d/0xa00
[  410.805952] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  410.824842] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  410.832545] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  410.839806] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  410.847066] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  410.854330] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  410.861593] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  410.868889]  ? list_lru_count_one+0x25b/0x450
[  410.873379]  ? lock_downgrade+0x900/0x900
[  410.877522]  ? check_preemption_disabled+0x48/0x280
[  410.882537]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.887462]  ? kasan_check_read+0x11/0x20
[  410.891610]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.896891]  ? rcu_softirq_qs+0x20/0x20
[  410.900873]  list_lru_count_one+0x282/0x450
[  410.905188]  ? list_lru_isolate_move+0x3c0/0x3c0
[  410.909940]  ? shmem_free_inode+0xd0/0xd0
[  410.914084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.919617]  ? ubifs_shrink_count+0xc4/0x100
[  410.924035]  super_cache_count+0x1b9/0x2e0
[  410.928266]  do_shrink_slab+0x1b1/0xd30
[  410.932245]  ? snapshot_refaults+0x290/0x290
[  410.936656]  ? lock_release+0xa00/0xa00
[  410.940642]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  410.945576]  ? down_read_trylock+0xda/0x140
[  410.949888]  ? shrink_slab+0x207/0x8c0
[  410.953857]  ? downgrade_write+0x270/0x270
[  410.958098]  shrink_slab+0x389/0x8c0
[  410.961804]  ? shrink_active_list+0x1f00/0x1f00
[  410.966478]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  410.972095]  ? __lock_acquire+0x62f/0x4c20
[  410.976331]  ? percpu_ref_get_many+0x240/0x240
[  410.980927]  ? print_usage_bug+0xc0/0xc0
[  410.984987]  shrink_node+0x431/0x16b0
[  410.988781]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  410.994073]  ? shrink_node_memcg+0x18f0/0x18f0
[  410.998660]  ? kvm_clock_read+0x18/0x30
[  411.002643]  ? ktime_get+0x2c1/0x400
[  411.006356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.010851]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.016385]  ? __cpuset_node_allowed+0x19b/0x660
[  411.021137]  ? mark_held_locks+0x130/0x130
[  411.025368]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  411.031073]  ? zap_class+0x640/0x640
[  411.034790]  do_try_to_free_pages+0x3e7/0x1290
[  411.039641]  ? zap_class+0x640/0x640
[  411.043367]  ? shrink_node+0x16b0/0x16b0
[  411.047438]  ? __lock_is_held+0xb5/0x140
[  411.051509]  try_to_free_pages+0x4d0/0xb90
[  411.055742]  ? do_try_to_free_pages+0x1290/0x1290
[  411.060594]  ? lock_acquire+0x1ed/0x520
[  411.064571]  ? set_page_refcounted+0x280/0x280
[  411.069156]  ? lock_release+0xa00/0xa00
[  411.073127]  ? _raw_spin_unlock_irq+0x60/0x80
[  411.077625]  ? psi_memstall_enter+0x240/0x2b0
[  411.082122]  ? psi_memstall_tick+0x230/0x230
[  411.086538]  __alloc_pages_slowpath+0xa48/0x2de0
[  411.091311]  ? warn_alloc+0x120/0x120
[  411.095103]  ? mark_held_locks+0x130/0x130
[  411.099338]  ? find_get_entry+0xaae/0x1120
[  411.103573]  ? filemap_map_pages+0x1a20/0x1a20
[  411.108157]  ? zap_class+0x640/0x640
[  411.111871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.117402]  ? check_preemption_disabled+0x48/0x280
[  411.122414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.127947]  ? should_fail+0x22d/0xd01
[  411.131830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.136927]  ? zap_class+0x640/0x640
[  411.140667]  ? __lock_is_held+0xb5/0x140
[  411.144730]  ? mark_held_locks+0x130/0x130
[  411.148960]  ? lock_release+0xa00/0xa00
[  411.152931]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.158372]  ? xa_load+0x2ba/0x460
[  411.161906]  ? lock_downgrade+0x900/0x900
[  411.166055]  ? __might_sleep+0x95/0x190
[  411.170025]  __alloc_pages_nodemask+0xad8/0xea0
[  411.174709]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  411.179722]  ? __page_cache_alloc+0x191/0x5c0
[  411.184207]  ? xa_load+0x2e1/0x460
[  411.187740]  ? xa_clear_mark+0x40/0x40
[  411.191637]  ? zap_class+0x640/0x640
[  411.195352]  ? zap_class+0x640/0x640
[  411.199062]  ? zap_class+0x640/0x640
[  411.202774]  ? __do_page_cache_readahead+0x663/0x810
[  411.207878]  ? find_held_lock+0x36/0x1c0
[  411.211937]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  411.217564]  alloc_pages_current+0x173/0x350
[  411.221975]  __page_cache_alloc+0x38c/0x5c0
[  411.226294]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.231217]  ? kasan_check_read+0x11/0x20
[  411.235358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.240635]  ? generic_perform_write+0x6a0/0x6a0
[  411.245388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.250917]  ? check_preemption_disabled+0x48/0x280
[  411.255940]  filemap_fault+0x1595/0x25f0
[  411.260010]  ? __lock_page_or_retry+0xa00/0xa00
[  411.264676]  ? mark_held_locks+0x130/0x130
[  411.268916]  ? filemap_map_pages+0xd6b/0x1a20
[  411.273405]  ? lock_downgrade+0x900/0x900
[  411.277546]  ? check_preemption_disabled+0x48/0x280
[  411.282557]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.287486]  ? kasan_check_read+0x11/0x20
[  411.291632]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.296902]  ? rcu_softirq_qs+0x20/0x20
[  411.300890]  ? filemap_map_pages+0xd92/0x1a20
[  411.305386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.310927]  ? find_get_entries_tag+0x1400/0x1400
[  411.315773]  ? __lock_acquire+0x62f/0x4c20
[  411.320016]  ? lock_acquire+0x1ed/0x520
[  411.323985]  ? ext4_filemap_fault+0x7a/0xad
[  411.328307]  ? lock_release+0xa00/0xa00
[  411.332275]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.337719]  ? print_usage_bug+0xc0/0xc0
[  411.341780]  ? print_usage_bug+0xc0/0xc0
[  411.345845]  ? down_read+0x8d/0x120
[  411.349462]  ? ext4_filemap_fault+0x7a/0xad
[  411.353783]  ? __down_interruptible+0x700/0x700
[  411.358453]  ext4_filemap_fault+0x82/0xad
[  411.362610]  __do_fault+0x100/0x6b0
[  411.366236]  ? pmd_devmap_trans_unstable+0x220/0x220
[  411.371335]  ? mark_held_locks+0x130/0x130
[  411.375565]  ? mark_held_locks+0x130/0x130
[  411.379800]  ? find_held_lock+0x36/0x1c0
[  411.383861]  ? find_held_lock+0x36/0x1c0
[  411.387921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.393456]  __handle_mm_fault+0x3ea0/0x5be0
[  411.397857]  ? poll_select_copy_remaining+0x18c/0x6a0
[  411.403050]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  411.407892]  ? __might_fault+0x12b/0x1e0
[  411.411946]  ? lock_downgrade+0x900/0x900
[  411.416100]  ? zap_class+0x640/0x640
[  411.419808]  ? zap_class+0x640/0x640
[  411.423521]  ? find_held_lock+0x36/0x1c0
[  411.427596]  ? handle_mm_fault+0x42a/0xc70
[  411.431833]  ? lock_downgrade+0x900/0x900
[  411.435978]  ? check_preemption_disabled+0x48/0x280
[  411.440994]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.445914]  ? kasan_check_read+0x11/0x20
[  411.450059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.455332]  ? rcu_softirq_qs+0x20/0x20
[  411.459299]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.464397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.469928]  ? check_preemption_disabled+0x48/0x280
[  411.474942]  handle_mm_fault+0x54f/0xc70
[  411.478999]  ? __handle_mm_fault+0x5be0/0x5be0
[  411.483587]  ? find_vma+0x34/0x190
[  411.487135]  __do_page_fault+0x5e8/0xe60
[  411.491190]  ? trace_hardirqs_off+0xb8/0x310
[  411.495614]  do_page_fault+0xf2/0x7e0
[  411.499408]  ? vmalloc_sync_all+0x30/0x30
[  411.503554]  ? error_entry+0x70/0xd0
[  411.507270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.512279]  ? trace_hardirqs_on_caller+0xc0/0x310
[  411.517202]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.522127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.526977]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.531988]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.537522]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.542534]  ? prepare_exit_to_usermode+0x291/0x3b0
[  411.547543]  ? page_fault+0x8/0x30
[  411.551089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.555928]  ? page_fault+0x8/0x30
[  411.559465]  page_fault+0x1e/0x30
[  411.562909] RIP: 0033:0x7fee66c9ddd3
[  411.566628] Code: Bad RIP value.
[  411.569984] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  411.575340] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  411.582603] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  411.589866] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  411.597131] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  411.604391] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  411.611668] warn_alloc_show_mem: 1 callbacks suppressed
[  411.611678] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  411.611679] Mem-Info:
[  411.611710] active_anon:56807 inactive_anon:186 isolated_anon:0
[  411.611710]  active_file:13 inactive_file:13 isolated_file:0
[  411.611710]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.611710]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  411.611710]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  411.611710]  free:13758 free_pcp:197 free_cma:0
[  411.617037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.617044] Call Trace:
[  411.624406] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.626791]  <IRQ>
[  411.659648] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  411.668993]  dump_stack+0x244/0x39d
[  411.671541] lowmem_reserve[]: 0 2818 6321 6321
[  411.699051]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.701170] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  411.727275]  warn_alloc.cold.116+0xb7/0x1bd
[  411.730867] lowmem_reserve[]: 0 0 3503 3503
[  411.735442]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.740599] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  411.768174]  ? lock_downgrade+0x900/0x900
[  411.772460] lowmem_reserve[]: 0 0 0 0
[  411.776782]  ? trace_hardirqs_off+0xb8/0x310
[  411.781596] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  411.810480]  ? trace_hardirqs_off+0xb8/0x310
[  411.814599] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  411.818396]  __alloc_pages_slowpath+0x2651/0x2de0
[  411.822766] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  411.836309]  ? warn_alloc+0x120/0x120
[  411.840677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.855920]  ? print_usage_bug+0xc0/0xc0
[  411.860740] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.875951]  ? warn_alloc+0x120/0x120
[  411.879724] 270 total pagecache pages
[  411.888553]  ? warn_alloc+0x120/0x120
[  411.892604] 0 pages in swap cache
[  411.901158]  ? print_usage_bug+0xc0/0xc0
[  411.904934] Swap cache stats: add 0, delete 0, find 0/0
[  411.908720]  ? kvm_clock_read+0x18/0x30
[  411.912491] Free swap  = 0kB
[  411.915932]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.919959] Total swap = 0kB
[  411.919967] 1965979 pages RAM
[  411.925317]  ? print_usage_bug+0xc0/0xc0
[  411.929258] 0 pages HighMem/MovableOnly
[  411.929265] 342854 pages reserved
[  411.932269]  ? __lock_acquire+0x62f/0x4c20
[  411.937252] 0 pages cma reserved
[  411.940260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.943383] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.947379]  ? should_fail+0x22d/0xd01
[  411.951398] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.954767]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.958970] init cpuset=/ mems_allowed=0
[  411.962326]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.002233]  ? __lock_acquire+0x62f/0x4c20
[  412.006466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.011565]  ? __lock_acquire+0x62f/0x4c20
[  412.015794]  ? should_fail+0x22d/0xd01
[  412.019674]  ? rcu_irq_exit+0x1a2/0x390
[  412.023653]  ? mark_held_locks+0x130/0x130
[  412.027902]  ? mark_held_locks+0x130/0x130
[  412.032142]  ? mark_held_locks+0xc7/0x130
[  412.036284]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  412.041293]  ? zap_class+0x640/0x640
[  412.045006]  ? print_usage_bug+0xc0/0xc0
[  412.049068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.054605]  ? check_preemption_disabled+0x48/0x280
[  412.059626]  ? __lock_is_held+0xb5/0x140
[  412.063687]  __alloc_pages_nodemask+0xad8/0xea0
[  412.068355]  ? zap_class+0x640/0x640
[  412.072071]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  412.077095]  ? find_held_lock+0x36/0x1c0
[  412.081157]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.085826]  ? lock_downgrade+0x900/0x900
[  412.089973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.095507]  cache_grow_begin+0xa5/0x8c0
[  412.099572]  ? do_raw_spin_unlock+0xa7/0x330
[  412.103986]  fallback_alloc+0x204/0x2e0
[  412.107959]  ____cache_alloc_node+0x1c7/0x1e0
[  412.112453]  kmem_cache_alloc_node+0xe3/0x730
[  412.116944]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.121182]  __alloc_skb+0x119/0x770
[  412.124889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.130166]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.134571]  ? lock_downgrade+0x900/0x900
[  412.138717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.144247]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.149697]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.155139]  ? addrconf_rs_timer+0x690/0x690
[  412.159555]  ndisc_alloc_skb+0x144/0x340
[  412.163616]  ndisc_send_rs+0x331/0x6e0
[  412.167505]  addrconf_rs_timer+0x314/0x690
[  412.171744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.175986]  call_timer_fn+0x272/0x920
[  412.179866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.184094]  ? process_timeout+0x40/0x40
[  412.188155]  ? __run_timers+0x7da/0xc70
[  412.192124]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.196620]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.201109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.205382]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.209962]  ? trace_hardirqs_on+0xbd/0x310
[  412.214275]  ? kasan_check_read+0x11/0x20
[  412.218416]  ? __run_timers+0x7da/0xc70
[  412.222396]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.227499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.231740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.235967]  __run_timers+0x7e5/0xc70
[  412.239774]  ? timer_fixup_init+0x70/0x70
[  412.243916]  ? kasan_check_read+0x11/0x20
[  412.248065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.253334]  ? rcu_softirq_qs+0x20/0x20
[  412.257307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.262843]  ? check_preemption_disabled+0x48/0x280
[  412.267858]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.272618]  ? retint_kernel+0x2d/0x2d
[  412.276591]  ? trace_hardirqs_on_caller+0xc0/0x310
[  412.281523]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.286277]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.291722]  ? zap_class+0x640/0x640
[  412.295437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.300968]  ? check_preemption_disabled+0x48/0x280
[  412.305987]  ? __lock_is_held+0xb5/0x140
[  412.310045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.315579]  ? check_preemption_disabled+0x48/0x280
[  412.320591]  run_timer_softirq+0x52/0xb0
[  412.324645]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.329654]  __do_softirq+0x308/0xb7e
[  412.333451]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.337941]  ? lock_downgrade+0x900/0x900
[  412.342086]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.347191]  ? pvclock_read_flags+0x160/0x160
[  412.351683]  ? lapic_next_event+0x5a/0x90
[  412.355830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.361363]  ? kvm_clock_read+0x18/0x30
[  412.365330]  ? kvm_sched_clock_read+0x9/0x20
[  412.369731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.375263]  ? check_preemption_disabled+0x48/0x280
[  412.380280]  irq_exit+0x17f/0x1c0
[  412.383728]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.388580]  ? smp_reschedule_interrupt+0x109/0x650
[  412.393593]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.399472]  ? interrupt_entry+0xb5/0xc0
[  412.403534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.408542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.413555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.418396]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.423404]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.428412]  ? task_prio+0x50/0x50
[  412.431946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.437478]  ? check_preemption_disabled+0x48/0x280
[  412.442508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.447350]  apic_timer_interrupt+0xf/0x20
[  412.451571]  </IRQ>
[  412.453807] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  412.458732] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  412.477626] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  412.485334] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.492611] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  412.499877] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  412.507141] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  412.514401] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  412.521700]  skb_clone+0x1bb/0x500
[  412.525235]  ? finish_task_switch+0x1b4/0x910
[  412.529737]  ? skb_split+0x11e0/0x11e0
[  412.533622]  ? preempt_notifier_register+0x200/0x200
[  412.538716]  ? __switch_to_asm+0x34/0x70
[  412.542768]  ? __switch_to_asm+0x34/0x70
[  412.546824]  ? __switch_to_asm+0x40/0x70
[  412.550884]  ? __switch_to_asm+0x34/0x70
[  412.554939]  ? __switch_to_asm+0x40/0x70
[  412.558992]  ? __switch_to_asm+0x34/0x70
[  412.563047]  ? __switch_to_asm+0x40/0x70
[  412.567104]  ? __switch_to_asm+0x34/0x70
[  412.571161]  ? __switch_to_asm+0x34/0x70
[  412.575214]  ? __switch_to_asm+0x40/0x70
[  412.579268]  ? __switch_to_asm+0x34/0x70
[  412.583333]  bpf_clone_redirect+0xb9/0x490
[  412.587562]  ? __schedule+0x8d7/0x21d0
[  412.591450]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  412.596468]  ? __sched_text_start+0x8/0x8
[  412.600616]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.605388]  ? find_held_lock+0x36/0x1c0
[  412.609451]  ? lock_acquire+0x1ed/0x520
[  412.613427]  ? bpf_test_run+0x3cb/0x780
[  412.617395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.622928]  ? check_preemption_disabled+0x48/0x280
[  412.627943]  ? kasan_check_read+0x11/0x20
[  412.632088]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.637362]  ? rcu_softirq_qs+0x20/0x20
[  412.641330]  ? preempt_schedule+0x4d/0x60
[  412.645471]  ? ___preempt_schedule+0x16/0x18
[  412.649888]  ? bpf_test_run+0x25d/0x780
[  412.653865]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.658275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.663805]  ? bpf_test_init.isra.10+0x70/0x100
[  412.668471]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  412.673239]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.678073]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.683602]  ? fput+0x130/0x1a0
[  412.686882]  ? __bpf_prog_get+0x9b/0x290
[  412.691050]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.695892]  ? bpf_prog_test_run+0x130/0x1a0
[  412.700307]  ? __x64_sys_bpf+0x3db/0x520
[  412.704363]  ? bpf_prog_get+0x20/0x20
[  412.708176]  ? do_syscall_64+0x1b9/0x820
[  412.712232]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.717590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.722515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.727354]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.732366]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.737376]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.742394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.747242]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.752614] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  412.752689] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.758842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.758849] Call Trace:
[  412.765403] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.774658]  <IRQ>
[  412.777220] syz-executor5 cpuset=syz5 mems_allowed=0
[  412.787782]  dump_stack+0x244/0x39d
[  412.798614]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.803810]  warn_alloc.cold.116+0xb7/0x1bd
[  412.808129]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.812972]  ? lock_downgrade+0x900/0x900
[  412.817120]  ? trace_hardirqs_off+0xb8/0x310
[  412.821526]  ? trace_hardirqs_off+0xb8/0x310
[  412.825935]  __alloc_pages_slowpath+0x2651/0x2de0
[  412.830795]  ? warn_alloc+0x120/0x120
[  412.834590]  ? print_usage_bug+0xc0/0xc0
[  412.838645]  ? warn_alloc+0x120/0x120
[  412.842481]  ? warn_alloc+0x120/0x120
[  412.846280]  ? print_usage_bug+0xc0/0xc0
[  412.850335]  ? kvm_clock_read+0x18/0x30
[  412.854302]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.859313]  ? print_usage_bug+0xc0/0xc0
[  412.863367]  ? __lock_acquire+0x62f/0x4c20
[  412.867599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.873129]  ? should_fail+0x22d/0xd01
[  412.877010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.882284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.887384]  ? __lock_acquire+0x62f/0x4c20
[  412.891616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.896711]  ? __lock_acquire+0x62f/0x4c20
[  412.900936]  ? should_fail+0x22d/0xd01
[  412.904813]  ? rcu_irq_exit+0x1a2/0x390
[  412.908792]  ? mark_held_locks+0x130/0x130
[  412.913027]  ? mark_held_locks+0x130/0x130
[  412.917262]  ? mark_held_locks+0xc7/0x130
[  412.921402]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  412.926416]  ? zap_class+0x640/0x640
[  412.930127]  ? print_usage_bug+0xc0/0xc0
[  412.934272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.939801]  ? check_preemption_disabled+0x48/0x280
[  412.944820]  ? __lock_is_held+0xb5/0x140
[  412.948884]  __alloc_pages_nodemask+0xad8/0xea0
[  412.953546]  ? zap_class+0x640/0x640
[  412.957261]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  412.962279]  ? find_held_lock+0x36/0x1c0
[  412.966345]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.971010]  ? lock_downgrade+0x900/0x900
[  412.975157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.980693]  cache_grow_begin+0xa5/0x8c0
[  412.984750]  ? do_raw_spin_unlock+0xa7/0x330
[  412.989163]  fallback_alloc+0x204/0x2e0
[  412.993136]  ____cache_alloc_node+0x1c7/0x1e0
[  412.997629]  kmem_cache_alloc_node+0xe3/0x730
[  413.002118]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.006359]  __alloc_skb+0x119/0x770
[  413.010064]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.015339]  ? netdev_alloc_frag+0x1f0/0x1f0
[  413.019741]  ? lock_downgrade+0x900/0x900
[  413.023889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.029422]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.034879]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.040559]  ? addrconf_rs_timer+0x690/0x690
[  413.044972]  ndisc_alloc_skb+0x144/0x340
[  413.049046]  ndisc_send_rs+0x331/0x6e0
[  413.052931]  addrconf_rs_timer+0x314/0x690
[  413.057169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.061406]  call_timer_fn+0x272/0x920
[  413.065287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.069517]  ? process_timeout+0x40/0x40
[  413.073584]  ? mark_held_locks+0xc7/0x130
[  413.077732]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.082220]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.086711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.090941]  ? lockdep_hardirqs_on+0x296/0x5b0
[  413.095518]  ? trace_hardirqs_on+0xbd/0x310
[  413.099833]  ? kasan_check_read+0x11/0x20
[  413.103975]  ? __run_timers+0x7da/0xc70
[  413.107943]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.113042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.117276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.121504]  __run_timers+0x7e5/0xc70
[  413.125311]  ? timer_fixup_init+0x70/0x70
[  413.129467]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.134482]  ? zap_class+0x640/0x640
[  413.138197]  ? print_usage_bug+0xc0/0xc0
[  413.142253]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.147448]  ? find_held_lock+0x36/0x1c0
[  413.151512]  ? zap_class+0x640/0x640
[  413.155229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.160760]  ? check_preemption_disabled+0x48/0x280
[  413.165776]  ? __lock_is_held+0xb5/0x140
[  413.169833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.175366]  ? check_preemption_disabled+0x48/0x280
[  413.180382]  run_timer_softirq+0x52/0xb0
[  413.184441]  ? rcu_read_lock_sched_held+0x14f/0x180
[  413.189548]  __do_softirq+0x308/0xb7e
[  413.193345]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.197834]  ? lock_downgrade+0x900/0x900
[  413.201980]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  413.207084]  ? pvclock_read_flags+0x160/0x160
[  413.211579]  ? lapic_next_event+0x5a/0x90
[  413.215725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.221260]  ? kvm_clock_read+0x18/0x30
[  413.225231]  ? kvm_sched_clock_read+0x9/0x20
[  413.229635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.235170]  ? check_preemption_disabled+0x48/0x280
[  413.240190]  irq_exit+0x17f/0x1c0
[  413.243643]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.248484]  ? smp_reschedule_interrupt+0x109/0x650
[  413.253495]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.259374]  ? interrupt_entry+0xb5/0xc0
[  413.263439]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.268462]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.273474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.278316]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.283324]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.288344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.293193]  apic_timer_interrupt+0xf/0x20
[  413.297414]  </IRQ>
[  413.299740] RIP: 0010:lock_release+0x51d/0xa00
[  413.304321] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  413.323219] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  413.330920] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  413.338186] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  413.345461] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  413.352724] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  413.359985] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  413.367277]  ? list_lru_count_one+0x25b/0x450
[  413.371782]  ? lock_downgrade+0x900/0x900
[  413.375929]  ? check_preemption_disabled+0x48/0x280
[  413.380943]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.385866]  ? kasan_check_read+0x11/0x20
[  413.390006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.395276]  ? rcu_softirq_qs+0x20/0x20
[  413.399255]  list_lru_count_one+0x282/0x450
[  413.403572]  ? list_lru_isolate_move+0x3c0/0x3c0
[  413.408319]  ? shmem_free_inode+0xd0/0xd0
[  413.412462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.417991]  ? ubifs_shrink_count+0xc4/0x100
[  413.422402]  super_cache_count+0x1b9/0x2e0
[  413.426644]  do_shrink_slab+0x1b1/0xd30
[  413.430624]  ? snapshot_refaults+0x290/0x290
[  413.435028]  ? lock_release+0xa00/0xa00
[  413.439002]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  413.443935]  ? down_read_trylock+0xda/0x140
[  413.448251]  ? shrink_slab+0x207/0x8c0
[  413.452132]  ? downgrade_write+0x270/0x270
[  413.456377]  shrink_slab+0x389/0x8c0
[  413.460092]  ? shrink_active_list+0x1f00/0x1f00
[  413.464761]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  413.470382]  ? __lock_acquire+0x62f/0x4c20
[  413.474622]  ? percpu_ref_get_many+0x240/0x240
[  413.479217]  ? print_usage_bug+0xc0/0xc0
[  413.483280]  shrink_node+0x431/0x16b0
[  413.487077]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  413.492368]  ? shrink_node_memcg+0x18f0/0x18f0
[  413.496949]  ? kvm_clock_read+0x18/0x30
[  413.500921]  ? ktime_get+0x2c1/0x400
[  413.504636]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.509131]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.514664]  ? __cpuset_node_allowed+0x19b/0x660
[  413.519504]  ? mark_held_locks+0x130/0x130
[  413.523734]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  413.529452]  ? zap_class+0x640/0x640
[  413.533166]  do_try_to_free_pages+0x3e7/0x1290
[  413.537743]  ? zap_class+0x640/0x640
[  413.541464]  ? shrink_node+0x16b0/0x16b0
[  413.545523]  ? __lock_is_held+0xb5/0x140
[  413.549604]  try_to_free_pages+0x4d0/0xb90
[  413.553839]  ? do_try_to_free_pages+0x1290/0x1290
[  413.558700]  ? lock_acquire+0x1ed/0x520
[  413.562676]  ? set_page_refcounted+0x280/0x280
[  413.567260]  ? lock_release+0xa00/0xa00
[  413.571235]  ? _raw_spin_unlock_irq+0x60/0x80
[  413.575727]  ? psi_memstall_enter+0x240/0x2b0
[  413.580214]  ? psi_memstall_tick+0x230/0x230
[  413.584625]  __alloc_pages_slowpath+0xa48/0x2de0
[  413.589404]  ? warn_alloc+0x120/0x120
[  413.593199]  ? mark_held_locks+0x130/0x130
[  413.597440]  ? find_get_entry+0xaae/0x1120
[  413.601686]  ? filemap_map_pages+0x1a20/0x1a20
[  413.606272]  ? zap_class+0x640/0x640
[  413.609986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.615518]  ? check_preemption_disabled+0x48/0x280
[  413.620525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.626058]  ? should_fail+0x22d/0xd01
[  413.630023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.635126]  ? zap_class+0x640/0x640
[  413.638854]  ? __lock_is_held+0xb5/0x140
[  413.642915]  ? mark_held_locks+0x130/0x130
[  413.647147]  ? lock_release+0xa00/0xa00
[  413.651641]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.657084]  ? xa_load+0x2ba/0x460
[  413.660623]  ? lock_downgrade+0x900/0x900
[  413.664772]  ? __might_sleep+0x95/0x190
[  413.668747]  __alloc_pages_nodemask+0xad8/0xea0
[  413.673424]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  413.678436]  ? __page_cache_alloc+0x191/0x5c0
[  413.682920]  ? xa_load+0x2e1/0x460
[  413.686455]  ? xa_clear_mark+0x40/0x40
[  413.690339]  ? zap_class+0x640/0x640
[  413.694054]  ? zap_class+0x640/0x640
[  413.697758]  ? zap_class+0x640/0x640
[  413.701468]  ? __do_page_cache_readahead+0x663/0x810
[  413.706568]  ? find_held_lock+0x36/0x1c0
[  413.710631]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  413.716165]  alloc_pages_current+0x173/0x350
[  413.720576]  __page_cache_alloc+0x38c/0x5c0
[  413.724893]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.729819]  ? kasan_check_read+0x11/0x20
[  413.733963]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.739234]  ? generic_perform_write+0x6a0/0x6a0
[  413.743985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.749530]  ? check_preemption_disabled+0x48/0x280
[  413.754547]  filemap_fault+0x1595/0x25f0
[  413.758618]  ? __lock_page_or_retry+0xa00/0xa00
[  413.763282]  ? mark_held_locks+0x130/0x130
[  413.767517]  ? filemap_map_pages+0xd6b/0x1a20
[  413.772006]  ? lock_downgrade+0x900/0x900
[  413.776148]  ? check_preemption_disabled+0x48/0x280
[  413.781158]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.786082]  ? kasan_check_read+0x11/0x20
[  413.790222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.795493]  ? rcu_softirq_qs+0x20/0x20
[  413.799476]  ? filemap_map_pages+0xd92/0x1a20
[  413.803989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.809527]  ? find_get_entries_tag+0x1400/0x1400
[  413.814369]  ? __lock_acquire+0x62f/0x4c20
[  413.818616]  ? lock_acquire+0x1ed/0x520
[  413.822582]  ? ext4_filemap_fault+0x7a/0xad
[  413.826901]  ? lock_release+0xa00/0xa00
[  413.830866]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.836311]  ? print_usage_bug+0xc0/0xc0
[  413.840371]  ? print_usage_bug+0xc0/0xc0
[  413.844446]  ? down_read+0x8d/0x120
[  413.848064]  ? ext4_filemap_fault+0x7a/0xad
[  413.852387]  ? __down_interruptible+0x700/0x700
[  413.857062]  ext4_filemap_fault+0x82/0xad
[  413.861208]  __do_fault+0x100/0x6b0
[  413.864841]  ? pmd_devmap_trans_unstable+0x220/0x220
[  413.870453]  ? mark_held_locks+0x130/0x130
[  413.874687]  ? mark_held_locks+0x130/0x130
[  413.878917]  ? find_held_lock+0x36/0x1c0
[  413.882977]  ? find_held_lock+0x36/0x1c0
[  413.887036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.892574]  __handle_mm_fault+0x3ea0/0x5be0
[  413.896976]  ? poll_select_copy_remaining+0x18c/0x6a0
[  413.902165]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  413.907008]  ? __might_fault+0x12b/0x1e0
[  413.911063]  ? lock_downgrade+0x900/0x900
[  413.915235]  ? zap_class+0x640/0x640
[  413.918940]  ? zap_class+0x640/0x640
[  413.922651]  ? find_held_lock+0x36/0x1c0
[  413.926713]  ? handle_mm_fault+0x42a/0xc70
[  413.930948]  ? lock_downgrade+0x900/0x900
[  413.935095]  ? check_preemption_disabled+0x48/0x280
[  413.940107]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.945029]  ? kasan_check_read+0x11/0x20
[  413.949171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.954443]  ? rcu_softirq_qs+0x20/0x20
[  413.958416]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.963513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.969045]  ? check_preemption_disabled+0x48/0x280
[  413.974067]  handle_mm_fault+0x54f/0xc70
[  413.978131]  ? __handle_mm_fault+0x5be0/0x5be0
[  413.982711]  ? find_vma+0x34/0x190
[  413.986251]  __do_page_fault+0x5e8/0xe60
[  413.990309]  ? trace_hardirqs_off+0xb8/0x310
[  413.994721]  do_page_fault+0xf2/0x7e0
[  413.998515]  ? vmalloc_sync_all+0x30/0x30
[  414.002659]  ? error_entry+0x70/0xd0
[  414.006383]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.011396]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.016324]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.021251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.026087]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.031096]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.036542]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.041552]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.046562]  ? page_fault+0x8/0x30
[  414.050097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.054938]  ? page_fault+0x8/0x30
[  414.058476]  page_fault+0x1e/0x30
[  414.061924] RIP: 0033:0x7fee66c9ddd3
[  414.065647] Code: Bad RIP value.
[  414.069005] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  414.074368] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  414.081637] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  414.088896] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  414.096165] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  414.103427] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  414.110711] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  414.110716] warn_alloc_show_mem: 1 callbacks suppressed
[  414.110722] Mem-Info:
[  414.118082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.118090] Call Trace:
[  414.123453] active_anon:56807 inactive_anon:186 isolated_anon:0
[  414.123453]  active_file:13 inactive_file:13 isolated_file:0
[  414.123453]  unevictable:0 dirty:0 writeback:0 unstable:0
[  414.123453]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  414.123453]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  414.123453]  free:13758 free_pcp:197 free_cma:0
[  414.125823]  <IRQ>
[  414.135180] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  414.137749]  dump_stack+0x244/0x39d
[  414.170596] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  414.172739]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.200199] lowmem_reserve[]: 0 2818 6321 6321
[  414.203828]  warn_alloc.cold.116+0xb7/0x1bd
[  414.229897] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  414.235080]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.239635] lowmem_reserve[]: 0 0 3503 3503
[  414.243951]  ? lock_downgrade+0x900/0x900
[  414.271503] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  414.276346]  ? trace_hardirqs_off+0xb8/0x310
[  414.280626] lowmem_reserve[]: 0 0 0 0
[  414.284769]  ? trace_hardirqs_off+0xb8/0x310
[  414.313624] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  414.318029]  __alloc_pages_slowpath+0x2651/0x2de0
[  414.321797] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  414.326220]  ? warn_alloc+0x120/0x120
[  414.339691] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  414.344531]  ? print_usage_bug+0xc0/0xc0
[  414.359782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.363563]  ? warn_alloc+0x120/0x120
[  414.378453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.382496]  ? warn_alloc+0x120/0x120
[  414.391382] 270 total pagecache pages
[  414.391400] 0 pages in swap cache
[  414.395177]  ? print_usage_bug+0xc0/0xc0
[  414.403718] Swap cache stats: add 0, delete 0, find 0/0
[  414.403725] Free swap  = 0kB
[  414.407514]  ? kvm_clock_read+0x18/0x30
[  414.411285] Total swap = 0kB
[  414.414724]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.418756] 1965979 pages RAM
[  414.424107]  ? print_usage_bug+0xc0/0xc0
[  414.427093] 0 pages HighMem/MovableOnly
[  414.427101] 342854 pages reserved
[  414.431064]  ? __lock_acquire+0x62f/0x4c20
[  414.434051] 0 pages cma reserved
[  414.439054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.442182] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.446176]  ? should_fail+0x22d/0xd01
[  414.450193] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.453560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.457766] init cpuset=/ mems_allowed=0
[  414.461120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.501041]  ? __lock_acquire+0x62f/0x4c20
[  414.505273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.510369]  ? __lock_acquire+0x62f/0x4c20
[  414.514595]  ? should_fail+0x22d/0xd01
[  414.518646]  ? rcu_irq_exit+0x1a2/0x390
[  414.522621]  ? mark_held_locks+0x130/0x130
[  414.526860]  ? mark_held_locks+0x130/0x130
[  414.531096]  ? mark_held_locks+0xc7/0x130
[  414.535247]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  414.540259]  ? zap_class+0x640/0x640
[  414.543966]  ? print_usage_bug+0xc0/0xc0
[  414.548027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.553561]  ? check_preemption_disabled+0x48/0x280
[  414.558578]  ? __lock_is_held+0xb5/0x140
[  414.562642]  __alloc_pages_nodemask+0xad8/0xea0
[  414.567305]  ? zap_class+0x640/0x640
[  414.571032]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  414.576055]  ? find_held_lock+0x36/0x1c0
[  414.580122]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.584785]  ? lock_downgrade+0x900/0x900
[  414.588936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.594469]  cache_grow_begin+0xa5/0x8c0
[  414.598523]  ? do_raw_spin_unlock+0xa7/0x330
[  414.602935]  fallback_alloc+0x204/0x2e0
[  414.606912]  ____cache_alloc_node+0x1c7/0x1e0
[  414.611409]  kmem_cache_alloc_node+0xe3/0x730
[  414.615903]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.620141]  __alloc_skb+0x119/0x770
[  414.623854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.629134]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.633544]  ? lock_downgrade+0x900/0x900
[  414.637692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.643229]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.648699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.654145]  ? addrconf_rs_timer+0x690/0x690
[  414.658559]  ndisc_alloc_skb+0x144/0x340
[  414.662616]  ndisc_send_rs+0x331/0x6e0
[  414.666507]  addrconf_rs_timer+0x314/0x690
[  414.670753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.674991]  call_timer_fn+0x272/0x920
[  414.678874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.683102]  ? process_timeout+0x40/0x40
[  414.687164]  ? __run_timers+0x7da/0xc70
[  414.691135]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.695627]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.700118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.704346]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.708928]  ? trace_hardirqs_on+0xbd/0x310
[  414.713247]  ? kasan_check_read+0x11/0x20
[  414.717385]  ? __run_timers+0x7da/0xc70
[  414.721353]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.726453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.730688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.734919]  __run_timers+0x7e5/0xc70
[  414.738745]  ? timer_fixup_init+0x70/0x70
[  414.742893]  ? kasan_check_read+0x11/0x20
[  414.747038]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.752316]  ? rcu_softirq_qs+0x20/0x20
[  414.756286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.761829]  ? check_preemption_disabled+0x48/0x280
[  414.766846]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.771601]  ? retint_kernel+0x2d/0x2d
[  414.775487]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.780413]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.785166]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.790615]  ? zap_class+0x640/0x640
[  414.794331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.799866]  ? check_preemption_disabled+0x48/0x280
[  414.804884]  ? __lock_is_held+0xb5/0x140
[  414.808939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.814474]  ? check_preemption_disabled+0x48/0x280
[  414.819490]  run_timer_softirq+0x52/0xb0
[  414.823544]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.828559]  __do_softirq+0x308/0xb7e
[  414.832360]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.836848]  ? lock_downgrade+0x900/0x900
[  414.840994]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.846099]  ? pvclock_read_flags+0x160/0x160
[  414.850592]  ? lapic_next_event+0x5a/0x90
[  414.854734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.860269]  ? kvm_clock_read+0x18/0x30
[  414.864253]  ? kvm_sched_clock_read+0x9/0x20
[  414.868662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.874192]  ? check_preemption_disabled+0x48/0x280
[  414.879213]  irq_exit+0x17f/0x1c0
[  414.882666]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.887501]  ? smp_reschedule_interrupt+0x109/0x650
[  414.892514]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.898396]  ? interrupt_entry+0xb5/0xc0
[  414.902451]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.907464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.912477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.917319]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.922328]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.927337]  ? task_prio+0x50/0x50
[  414.930876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.936408]  ? check_preemption_disabled+0x48/0x280
[  414.941421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.946266]  apic_timer_interrupt+0xf/0x20
[  414.950494]  </IRQ>
[  414.952727] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  414.957655] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  414.976812] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.984514] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.991777] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  414.999045] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  415.006308] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  415.013571] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  415.020870]  skb_clone+0x1bb/0x500
[  415.024407]  ? finish_task_switch+0x1b4/0x910
[  415.028897]  ? skb_split+0x11e0/0x11e0
[  415.032778]  ? preempt_notifier_register+0x200/0x200
[  415.038399]  ? __switch_to_asm+0x34/0x70
[  415.042460]  ? __switch_to_asm+0x34/0x70
[  415.046512]  ? __switch_to_asm+0x40/0x70
[  415.050567]  ? __switch_to_asm+0x34/0x70
[  415.054623]  ? __switch_to_asm+0x40/0x70
[  415.058674]  ? __switch_to_asm+0x34/0x70
[  415.062727]  ? __switch_to_asm+0x40/0x70
[  415.066786]  ? __switch_to_asm+0x34/0x70
[  415.070847]  ? __switch_to_asm+0x34/0x70
[  415.074903]  ? __switch_to_asm+0x40/0x70
[  415.078955]  ? __switch_to_asm+0x34/0x70
[  415.083015]  bpf_clone_redirect+0xb9/0x490
[  415.087246]  ? __schedule+0x8d7/0x21d0
[  415.091141]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  415.096154]  ? __sched_text_start+0x8/0x8
[  415.100301]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.105061]  ? find_held_lock+0x36/0x1c0
[  415.109122]  ? lock_acquire+0x1ed/0x520
[  415.113089]  ? bpf_test_run+0x3cb/0x780
[  415.117056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.122591]  ? check_preemption_disabled+0x48/0x280
[  415.127617]  ? kasan_check_read+0x11/0x20
[  415.131759]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.137035]  ? rcu_softirq_qs+0x20/0x20
[  415.141010]  ? preempt_schedule+0x4d/0x60
[  415.145151]  ? ___preempt_schedule+0x16/0x18
[  415.149560]  ? bpf_test_run+0x25d/0x780
[  415.153538]  ? netlink_diag_dump+0x2a0/0x2a0
[  415.157944]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.163474]  ? bpf_test_init.isra.10+0x70/0x100
[  415.168141]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  415.172904]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  415.177739]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  415.183278]  ? fput+0x130/0x1a0
[  415.186564]  ? __bpf_prog_get+0x9b/0x290
[  415.190622]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  415.195461]  ? bpf_prog_test_run+0x130/0x1a0
[  415.199866]  ? __x64_sys_bpf+0x3db/0x520
[  415.203920]  ? bpf_prog_get+0x20/0x20
[  415.207738]  ? do_syscall_64+0x1b9/0x820
[  415.211800]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  415.217241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.222276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.227115]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.232131]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  415.237143]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.242245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.247095]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.252476] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  415.252538] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.258709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.265292] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.274532] Call Trace:
[  415.284991] syz-executor5 cpuset=syz5 mems_allowed=0
[  415.287556]  <IRQ>
[  415.294787]  dump_stack+0x244/0x39d
[  415.298419]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.303615]  warn_alloc.cold.116+0xb7/0x1bd
[  415.307931]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.312774]  ? lock_downgrade+0x900/0x900
[  415.316922]  ? trace_hardirqs_off+0xb8/0x310
[  415.321333]  ? trace_hardirqs_off+0xb8/0x310
[  415.325740]  __alloc_pages_slowpath+0x2651/0x2de0
[  415.330605]  ? warn_alloc+0x120/0x120
[  415.334400]  ? print_usage_bug+0xc0/0xc0
[  415.338455]  ? warn_alloc+0x120/0x120
[  415.342262]  ? warn_alloc+0x120/0x120
[  415.346065]  ? print_usage_bug+0xc0/0xc0
[  415.350119]  ? kvm_clock_read+0x18/0x30
[  415.354088]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.359099]  ? print_usage_bug+0xc0/0xc0
[  415.363156]  ? __lock_acquire+0x62f/0x4c20
[  415.367393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.372925]  ? should_fail+0x22d/0xd01
[  415.376805]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.382084]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.387184]  ? __lock_acquire+0x62f/0x4c20
[  415.391418]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.396513]  ? __lock_acquire+0x62f/0x4c20
[  415.400740]  ? should_fail+0x22d/0xd01
[  415.404619]  ? rcu_irq_exit+0x1a2/0x390
[  415.408595]  ? mark_held_locks+0x130/0x130
[  415.412830]  ? mark_held_locks+0x130/0x130
[  415.417066]  ? mark_held_locks+0xc7/0x130
[  415.421210]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  415.426218]  ? zap_class+0x640/0x640
[  415.429931]  ? print_usage_bug+0xc0/0xc0
[  415.433989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.439521]  ? check_preemption_disabled+0x48/0x280
[  415.444537]  ? __lock_is_held+0xb5/0x140
[  415.448599]  __alloc_pages_nodemask+0xad8/0xea0
[  415.453275]  ? zap_class+0x640/0x640
[  415.456989]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  415.462013]  ? find_held_lock+0x36/0x1c0
[  415.466077]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.470742]  ? lock_downgrade+0x900/0x900
[  415.474893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.480433]  cache_grow_begin+0xa5/0x8c0
[  415.484491]  ? do_raw_spin_unlock+0xa7/0x330
[  415.488899]  fallback_alloc+0x204/0x2e0
[  415.492873]  ____cache_alloc_node+0x1c7/0x1e0
[  415.497369]  kmem_cache_alloc_node+0xe3/0x730
[  415.501858]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.506095]  __alloc_skb+0x119/0x770
[  415.509803]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.515161]  ? netdev_alloc_frag+0x1f0/0x1f0
[  415.519570]  ? lock_downgrade+0x900/0x900
[  415.523721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.529265]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.534712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.540157]  ? addrconf_rs_timer+0x690/0x690
[  415.544573]  ndisc_alloc_skb+0x144/0x340
[  415.548634]  ndisc_send_rs+0x331/0x6e0
[  415.552522]  addrconf_rs_timer+0x314/0x690
[  415.556757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.560995]  call_timer_fn+0x272/0x920
[  415.564875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.569104]  ? process_timeout+0x40/0x40
[  415.573167]  ? mark_held_locks+0xc7/0x130
[  415.577309]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.581799]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.586285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.590517]  ? lockdep_hardirqs_on+0x296/0x5b0
[  415.595099]  ? trace_hardirqs_on+0xbd/0x310
[  415.599413]  ? kasan_check_read+0x11/0x20
[  415.603554]  ? __run_timers+0x7da/0xc70
[  415.607523]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.612623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.616861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.621089]  __run_timers+0x7e5/0xc70
[  415.624891]  ? timer_fixup_init+0x70/0x70
[  415.629034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.634045]  ? zap_class+0x640/0x640
[  415.637755]  ? print_usage_bug+0xc0/0xc0
[  415.641816]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.647004]  ? find_held_lock+0x36/0x1c0
[  415.651069]  ? zap_class+0x640/0x640
[  415.654780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.660313]  ? check_preemption_disabled+0x48/0x280
[  415.665329]  ? __lock_is_held+0xb5/0x140
[  415.669389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.674919]  ? check_preemption_disabled+0x48/0x280
[  415.679933]  run_timer_softirq+0x52/0xb0
[  415.683986]  ? rcu_read_lock_sched_held+0x14f/0x180
[  415.689001]  __do_softirq+0x308/0xb7e
[  415.692802]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.697292]  ? lock_downgrade+0x900/0x900
[  415.701438]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  415.706541]  ? pvclock_read_flags+0x160/0x160
[  415.711032]  ? lapic_next_event+0x5a/0x90
[  415.715176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.720712]  ? kvm_clock_read+0x18/0x30
[  415.724680]  ? kvm_sched_clock_read+0x9/0x20
[  415.729083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.734615]  ? check_preemption_disabled+0x48/0x280
[  415.739634]  irq_exit+0x17f/0x1c0
[  415.743081]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.747920]  ? smp_reschedule_interrupt+0x109/0x650
[  415.752930]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.758810]  ? interrupt_entry+0xb5/0xc0
[  415.762863]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.767871]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.772886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.777724]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.782740]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.787937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.792788]  apic_timer_interrupt+0xf/0x20
[  415.797028]  </IRQ>
[  415.799270] RIP: 0010:lock_release+0x51d/0xa00
[  415.803848] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  415.822745] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  415.830446] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  415.837708] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  415.844968] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  415.852236] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  415.859503] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  415.866788]  ? list_lru_count_one+0x25b/0x450
[  415.871777]  ? lock_downgrade+0x900/0x900
[  415.875925]  ? check_preemption_disabled+0x48/0x280
[  415.880940]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.885862]  ? kasan_check_read+0x11/0x20
[  415.890003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.895276]  ? rcu_softirq_qs+0x20/0x20
[  415.899261]  list_lru_count_one+0x282/0x450
[  415.903579]  ? list_lru_isolate_move+0x3c0/0x3c0
[  415.908329]  ? shmem_free_inode+0xd0/0xd0
[  415.912476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.918010]  ? ubifs_shrink_count+0xc4/0x100
[  415.922417]  super_cache_count+0x1b9/0x2e0
[  415.926652]  do_shrink_slab+0x1b1/0xd30
[  415.930715]  ? snapshot_refaults+0x290/0x290
[  415.935118]  ? lock_release+0xa00/0xa00
[  415.939095]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  415.944030]  ? down_read_trylock+0xda/0x140
[  415.948354]  ? shrink_slab+0x207/0x8c0
[  415.952247]  ? downgrade_write+0x270/0x270
[  415.956484]  shrink_slab+0x389/0x8c0
[  415.960207]  ? shrink_active_list+0x1f00/0x1f00
[  415.964886]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  415.970504]  ? __lock_acquire+0x62f/0x4c20
[  415.974734]  ? percpu_ref_get_many+0x240/0x240
[  415.979330]  ? print_usage_bug+0xc0/0xc0
[  415.983392]  shrink_node+0x431/0x16b0
[  415.987185]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  415.992487]  ? shrink_node_memcg+0x18f0/0x18f0
[  415.997071]  ? kvm_clock_read+0x18/0x30
[  416.001039]  ? ktime_get+0x2c1/0x400
[  416.004836]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  416.009327]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.014856]  ? __cpuset_node_allowed+0x19b/0x660
[  416.019603]  ? mark_held_locks+0x130/0x130
[  416.023834]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  416.029537]  ? zap_class+0x640/0x640
[  416.033253]  do_try_to_free_pages+0x3e7/0x1290
[  416.037827]  ? zap_class+0x640/0x640
[  416.041550]  ? shrink_node+0x16b0/0x16b0
[  416.045606]  ? __lock_is_held+0xb5/0x140
[  416.049676]  try_to_free_pages+0x4d0/0xb90
[  416.053908]  ? do_try_to_free_pages+0x1290/0x1290
[  416.058760]  ? lock_acquire+0x1ed/0x520
[  416.062728]  ? set_page_refcounted+0x280/0x280
[  416.067313]  ? lock_release+0xa00/0xa00
[  416.071294]  ? _raw_spin_unlock_irq+0x60/0x80
[  416.075789]  ? psi_memstall_enter+0x240/0x2b0
[  416.080290]  ? psi_memstall_tick+0x230/0x230
[  416.084702]  __alloc_pages_slowpath+0xa48/0x2de0
[  416.089477]  ? warn_alloc+0x120/0x120
[  416.093273]  ? mark_held_locks+0x130/0x130
[  416.097506]  ? find_get_entry+0xaae/0x1120
[  416.101742]  ? filemap_map_pages+0x1a20/0x1a20
[  416.106322]  ? zap_class+0x640/0x640
[  416.110038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.115575]  ? check_preemption_disabled+0x48/0x280
[  416.120584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.126119]  ? should_fail+0x22d/0xd01
[  416.130006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.135109]  ? zap_class+0x640/0x640
[  416.138842]  ? __lock_is_held+0xb5/0x140
[  416.142902]  ? mark_held_locks+0x130/0x130
[  416.147136]  ? lock_release+0xa00/0xa00
[  416.151107]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.156549]  ? xa_load+0x2ba/0x460
[  416.160083]  ? lock_downgrade+0x900/0x900
[  416.164232]  ? __might_sleep+0x95/0x190
[  416.168217]  __alloc_pages_nodemask+0xad8/0xea0
[  416.172885]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  416.177896]  ? __page_cache_alloc+0x191/0x5c0
[  416.182383]  ? xa_load+0x2e1/0x460
[  416.185915]  ? xa_clear_mark+0x40/0x40
[  416.189800]  ? zap_class+0x640/0x640
[  416.193513]  ? zap_class+0x640/0x640
[  416.197222]  ? zap_class+0x640/0x640
[  416.200935]  ? __do_page_cache_readahead+0x663/0x810
[  416.206038]  ? find_held_lock+0x36/0x1c0
[  416.210112]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  416.215646]  alloc_pages_current+0x173/0x350
[  416.220056]  __page_cache_alloc+0x38c/0x5c0
[  416.224371]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.229295]  ? kasan_check_read+0x11/0x20
[  416.233435]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.238708]  ? generic_perform_write+0x6a0/0x6a0
[  416.243460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.248991]  ? check_preemption_disabled+0x48/0x280
[  416.254012]  filemap_fault+0x1595/0x25f0
[  416.258078]  ? __lock_page_or_retry+0xa00/0xa00
[  416.262743]  ? mark_held_locks+0x130/0x130
[  416.266983]  ? filemap_map_pages+0xd6b/0x1a20
[  416.271649]  ? lock_downgrade+0x900/0x900
[  416.275791]  ? check_preemption_disabled+0x48/0x280
[  416.280803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.285729]  ? kasan_check_read+0x11/0x20
[  416.289871]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.295146]  ? rcu_softirq_qs+0x20/0x20
[  416.299132]  ? filemap_map_pages+0xd92/0x1a20
[  416.303626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.309163]  ? find_get_entries_tag+0x1400/0x1400
[  416.314021]  ? __lock_acquire+0x62f/0x4c20
[  416.318265]  ? lock_acquire+0x1ed/0x520
[  416.322232]  ? ext4_filemap_fault+0x7a/0xad
[  416.326553]  ? lock_release+0xa00/0xa00
[  416.330521]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.335965]  ? print_usage_bug+0xc0/0xc0
[  416.340025]  ? print_usage_bug+0xc0/0xc0
[  416.344091]  ? down_read+0x8d/0x120
[  416.347708]  ? ext4_filemap_fault+0x7a/0xad
[  416.352024]  ? __down_interruptible+0x700/0x700
[  416.356697]  ext4_filemap_fault+0x82/0xad
[  416.360841]  __do_fault+0x100/0x6b0
[  416.364472]  ? pmd_devmap_trans_unstable+0x220/0x220
[  416.369576]  ? mark_held_locks+0x130/0x130
[  416.373808]  ? mark_held_locks+0x130/0x130
[  416.378035]  ? find_held_lock+0x36/0x1c0
[  416.382097]  ? find_held_lock+0x36/0x1c0
[  416.386154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.391704]  __handle_mm_fault+0x3ea0/0x5be0
[  416.396114]  ? poll_select_copy_remaining+0x18c/0x6a0
[  416.401307]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  416.406152]  ? __might_fault+0x12b/0x1e0
[  416.410243]  ? lock_downgrade+0x900/0x900
[  416.414398]  ? zap_class+0x640/0x640
[  416.418104]  ? zap_class+0x640/0x640
[  416.421817]  ? find_held_lock+0x36/0x1c0
[  416.425880]  ? handle_mm_fault+0x42a/0xc70
[  416.430113]  ? lock_downgrade+0x900/0x900
[  416.434257]  ? check_preemption_disabled+0x48/0x280
[  416.439270]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.444194]  ? kasan_check_read+0x11/0x20
[  416.448339]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.453608]  ? rcu_softirq_qs+0x20/0x20
[  416.457580]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.462677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.468211]  ? check_preemption_disabled+0x48/0x280
[  416.473231]  handle_mm_fault+0x54f/0xc70
[  416.477287]  ? __handle_mm_fault+0x5be0/0x5be0
[  416.481871]  ? find_vma+0x34/0x190
[  416.485411]  __do_page_fault+0x5e8/0xe60
[  416.489467]  ? trace_hardirqs_off+0xb8/0x310
[  416.493878]  do_page_fault+0xf2/0x7e0
[  416.497676]  ? vmalloc_sync_all+0x30/0x30
[  416.501825]  ? error_entry+0x70/0xd0
[  416.505538]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.510545]  ? trace_hardirqs_on_caller+0xc0/0x310
[  416.515468]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.520389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.525225]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.530236]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.535682]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.540693]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.545704]  ? page_fault+0x8/0x30
[  416.549243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.554086]  ? page_fault+0x8/0x30
[  416.557621]  page_fault+0x1e/0x30
[  416.561067] RIP: 0033:0x7fee66c9ddd3
[  416.564786] Code: Bad RIP value.
[  416.568144] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  416.573514] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  416.580782] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  416.588042] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  416.595307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  416.602592] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  416.609870] warn_alloc_show_mem: 1 callbacks suppressed
[  416.609880] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  416.609881] Mem-Info:
[  416.609913] active_anon:56807 inactive_anon:186 isolated_anon:0
[  416.609913]  active_file:13 inactive_file:13 isolated_file:0
[  416.609913]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.609913]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  416.609913]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  416.609913]  free:13758 free_pcp:197 free_cma:0
[  416.615243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.615250] Call Trace:
[  416.622611] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.625002]  <IRQ>
[  416.657856] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  416.667210]  dump_stack+0x244/0x39d
[  416.669759] lowmem_reserve[]: 0 2818 6321 6321
[  416.697255]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.699375] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  416.725479]  warn_alloc.cold.116+0xb7/0x1bd
[  416.729069] lowmem_reserve[]: 0 0 3503 3503
[  416.733646]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.738803] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  416.766377]  ? lock_downgrade+0x900/0x900
[  416.770668] lowmem_reserve[]: 0 0 0 0
[  416.774981]  ? trace_hardirqs_off+0xb8/0x310
[  416.779790] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  416.808670]  ? trace_hardirqs_off+0xb8/0x310
[  416.812788] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  416.816583]  __alloc_pages_slowpath+0x2651/0x2de0
[  416.820970] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  416.834505]  ? warn_alloc+0x120/0x120
[  416.838871] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.854108]  ? print_usage_bug+0xc0/0xc0
[  416.858937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.873831]  ? warn_alloc+0x120/0x120
[  416.877604] 270 total pagecache pages
[  416.886424]  ? warn_alloc+0x120/0x120
[  416.890461] 0 pages in swap cache
[  416.899017]  ? print_usage_bug+0xc0/0xc0
[  416.902790] Swap cache stats: add 0, delete 0, find 0/0
[  416.906574]  ? kvm_clock_read+0x18/0x30
[  416.910345] Free swap  = 0kB
[  416.913787]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.917819] Total swap = 0kB
[  416.923170]  ? print_usage_bug+0xc0/0xc0
[  416.927113] 1965979 pages RAM
[  416.930136]  ? __lock_acquire+0x62f/0x4c20
[  416.935129] 0 pages HighMem/MovableOnly
[  416.938152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.942176] 342854 pages reserved
[  416.942183] 0 pages cma reserved
[  416.945276]  ? should_fail+0x22d/0xd01
[  416.949530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.953430]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.953448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.959006] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.962395]  ? __lock_acquire+0x62f/0x4c20
[  416.965734] init cpuset=/ mems_allowed=0
[  416.969608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.009453]  ? __lock_acquire+0x62f/0x4c20
[  417.013682]  ? should_fail+0x22d/0xd01
[  417.017563]  ? rcu_irq_exit+0x1a2/0x390
[  417.021539]  ? mark_held_locks+0x130/0x130
[  417.025880]  ? mark_held_locks+0x130/0x130
[  417.030204]  ? mark_held_locks+0xc7/0x130
[  417.034357]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  417.039875]  ? zap_class+0x640/0x640
[  417.043584]  ? print_usage_bug+0xc0/0xc0
[  417.047657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.053194]  ? check_preemption_disabled+0x48/0x280
[  417.058215]  ? __lock_is_held+0xb5/0x140
[  417.062279]  __alloc_pages_nodemask+0xad8/0xea0
[  417.066949]  ? zap_class+0x640/0x640
[  417.070662]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  417.075686]  ? find_held_lock+0x36/0x1c0
[  417.079764]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.084430]  ? lock_downgrade+0x900/0x900
[  417.088582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.094127]  cache_grow_begin+0xa5/0x8c0
[  417.098181]  ? do_raw_spin_unlock+0xa7/0x330
[  417.102589]  fallback_alloc+0x204/0x2e0
[  417.106566]  ____cache_alloc_node+0x1c7/0x1e0
[  417.111059]  kmem_cache_alloc_node+0xe3/0x730
[  417.115550]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.119802]  __alloc_skb+0x119/0x770
[  417.123509]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.128795]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.133196]  ? lock_downgrade+0x900/0x900
[  417.137344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.142880]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.148328]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.153771]  ? addrconf_rs_timer+0x690/0x690
[  417.158188]  ndisc_alloc_skb+0x144/0x340
[  417.162248]  ndisc_send_rs+0x331/0x6e0
[  417.166135]  addrconf_rs_timer+0x314/0x690
[  417.170373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.174618]  call_timer_fn+0x272/0x920
[  417.178500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.182730]  ? process_timeout+0x40/0x40
[  417.186790]  ? __run_timers+0x7da/0xc70
[  417.190763]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.195251]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.199739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.203971]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.208559]  ? trace_hardirqs_on+0xbd/0x310
[  417.212876]  ? kasan_check_read+0x11/0x20
[  417.217015]  ? __run_timers+0x7da/0xc70
[  417.220989]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.226098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.230334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.234575]  __run_timers+0x7e5/0xc70
[  417.238378]  ? timer_fixup_init+0x70/0x70
[  417.242522]  ? kasan_check_read+0x11/0x20
[  417.246665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.251936]  ? rcu_softirq_qs+0x20/0x20
[  417.255905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.261443]  ? check_preemption_disabled+0x48/0x280
[  417.266473]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.271226]  ? retint_kernel+0x2d/0x2d
[  417.275115]  ? trace_hardirqs_on_caller+0xc0/0x310
[  417.280040]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.284791]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.290240]  ? zap_class+0x640/0x640
[  417.293954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.299484]  ? check_preemption_disabled+0x48/0x280
[  417.304507]  ? __lock_is_held+0xb5/0x140
[  417.308568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.314111]  ? check_preemption_disabled+0x48/0x280
[  417.319127]  run_timer_softirq+0x52/0xb0
[  417.323188]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.328199]  __do_softirq+0x308/0xb7e
[  417.332007]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.336495]  ? lock_downgrade+0x900/0x900
[  417.340642]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.345751]  ? pvclock_read_flags+0x160/0x160
[  417.350245]  ? lapic_next_event+0x5a/0x90
[  417.354394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.359932]  ? kvm_clock_read+0x18/0x30
[  417.363901]  ? kvm_sched_clock_read+0x9/0x20
[  417.368305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.373838]  ? check_preemption_disabled+0x48/0x280
[  417.378859]  irq_exit+0x17f/0x1c0
[  417.382308]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.387142]  ? smp_reschedule_interrupt+0x109/0x650
[  417.392153]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.398032]  ? interrupt_entry+0xb5/0xc0
[  417.402096]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.407113]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.412127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.416963]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.421979]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.426988]  ? task_prio+0x50/0x50
[  417.430524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.436061]  ? check_preemption_disabled+0x48/0x280
[  417.441093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.445938]  apic_timer_interrupt+0xf/0x20
[  417.450163]  </IRQ>
[  417.452396] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  417.457323] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  417.476215] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  417.483916] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  417.491180] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  417.498459] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  417.505721] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  417.512986] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  417.520279]  skb_clone+0x1bb/0x500
[  417.523817]  ? finish_task_switch+0x1b4/0x910
[  417.528306]  ? skb_split+0x11e0/0x11e0
[  417.532193]  ? preempt_notifier_register+0x200/0x200
[  417.537300]  ? __switch_to_asm+0x34/0x70
[  417.541357]  ? __switch_to_asm+0x34/0x70
[  417.545412]  ? __switch_to_asm+0x40/0x70
[  417.549465]  ? __switch_to_asm+0x34/0x70
[  417.553521]  ? __switch_to_asm+0x40/0x70
[  417.557577]  ? __switch_to_asm+0x34/0x70
[  417.561636]  ? __switch_to_asm+0x40/0x70
[  417.565688]  ? __switch_to_asm+0x34/0x70
[  417.569742]  ? __switch_to_asm+0x34/0x70
[  417.573793]  ? __switch_to_asm+0x40/0x70
[  417.577850]  ? __switch_to_asm+0x34/0x70
[  417.581909]  bpf_clone_redirect+0xb9/0x490
[  417.586144]  ? __schedule+0x8d7/0x21d0
[  417.590029]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  417.595047]  ? __sched_text_start+0x8/0x8
[  417.599197]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.603958]  ? find_held_lock+0x36/0x1c0
[  417.608025]  ? lock_acquire+0x1ed/0x520
[  417.611992]  ? bpf_test_run+0x3cb/0x780
[  417.615963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.621493]  ? check_preemption_disabled+0x48/0x280
[  417.626505]  ? kasan_check_read+0x11/0x20
[  417.630646]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.635918]  ? rcu_softirq_qs+0x20/0x20
[  417.639886]  ? preempt_schedule+0x4d/0x60
[  417.644030]  ? ___preempt_schedule+0x16/0x18
[  417.648446]  ? bpf_test_run+0x25d/0x780
[  417.652426]  ? netlink_diag_dump+0x2a0/0x2a0
[  417.656830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.662359]  ? bpf_test_init.isra.10+0x70/0x100
[  417.667035]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  417.671799]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.677026]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.682563]  ? fput+0x130/0x1a0
[  417.685849]  ? __bpf_prog_get+0x9b/0x290
[  417.689906]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.694743]  ? bpf_prog_test_run+0x130/0x1a0
[  417.699151]  ? __x64_sys_bpf+0x3db/0x520
[  417.703206]  ? bpf_prog_get+0x20/0x20
[  417.707020]  ? do_syscall_64+0x1b9/0x820
[  417.711086]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.716447]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.721369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.726211]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.731222]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.736233]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.741247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.746093]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.751468] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  417.751528] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.757692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.757699] Call Trace:
[  417.764250] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.773508]  <IRQ>
[  417.776073] syz-executor5 cpuset=syz5 mems_allowed=0
[  417.786545]  dump_stack+0x244/0x39d
[  417.797364]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.802560]  warn_alloc.cold.116+0xb7/0x1bd
[  417.806878]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.811717]  ? lock_downgrade+0x900/0x900
[  417.815867]  ? trace_hardirqs_off+0xb8/0x310
[  417.820274]  ? trace_hardirqs_off+0xb8/0x310
[  417.824683]  __alloc_pages_slowpath+0x2651/0x2de0
[  417.829545]  ? warn_alloc+0x120/0x120
[  417.833342]  ? print_usage_bug+0xc0/0xc0
[  417.837396]  ? warn_alloc+0x120/0x120
[  417.841193]  ? warn_alloc+0x120/0x120
[  417.844989]  ? print_usage_bug+0xc0/0xc0
[  417.849061]  ? print_usage_bug+0xc0/0xc0
[  417.853116]  ? __lock_acquire+0x62f/0x4c20
[  417.857351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.862882]  ? should_fail+0x22d/0xd01
[  417.866769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.872386]  ? __lock_acquire+0x62f/0x4c20
[  417.876626]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.881721]  ? __lock_acquire+0x62f/0x4c20
[  417.885946]  ? should_fail+0x22d/0xd01
[  417.889827]  ? find_held_lock+0x36/0x1c0
[  417.893891]  ? mark_held_locks+0x130/0x130
[  417.898123]  ? mark_held_locks+0x130/0x130
[  417.902348]  ? zap_class+0x640/0x640
[  417.906066]  ? zap_class+0x640/0x640
[  417.909775]  ? print_usage_bug+0xc0/0xc0
[  417.913827]  ? do_raw_spin_unlock+0xa7/0x330
[  417.918228]  ? zap_class+0x640/0x640
[  417.921933]  ? print_usage_bug+0xc0/0xc0
[  417.925990]  ? wq_watchdog_touch+0x9c/0xfe
[  417.930221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.935770]  ? check_preemption_disabled+0x48/0x280
[  417.940789]  ? __lock_is_held+0xb5/0x140
[  417.944854]  __alloc_pages_nodemask+0xad8/0xea0
[  417.949520]  ? zap_class+0x640/0x640
[  417.953232]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  417.958254]  ? find_held_lock+0x36/0x1c0
[  417.962323]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.966984]  ? lock_downgrade+0x900/0x900
[  417.971135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.976674]  cache_grow_begin+0xa5/0x8c0
[  417.980726]  ? do_raw_spin_unlock+0xa7/0x330
[  417.985137]  fallback_alloc+0x204/0x2e0
[  417.989110]  ____cache_alloc_node+0x1c7/0x1e0
[  417.993605]  kmem_cache_alloc_node+0xe3/0x730
[  417.998099]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.002334]  __alloc_skb+0x119/0x770
[  418.006055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.011332]  ? netdev_alloc_frag+0x1f0/0x1f0
[  418.015747]  ? lock_downgrade+0x900/0x900
[  418.019895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.025424]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.030874]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.036321]  ? addrconf_rs_timer+0x690/0x690
[  418.040732]  ndisc_alloc_skb+0x144/0x340
[  418.044793]  ndisc_send_rs+0x331/0x6e0
[  418.048677]  addrconf_rs_timer+0x314/0x690
[  418.052911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.057148]  call_timer_fn+0x272/0x920
[  418.061034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.065280]  ? process_timeout+0x40/0x40
[  418.069342]  ? mark_held_locks+0xc7/0x130
[  418.073490]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.077977]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.082468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.086701]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.091282]  ? trace_hardirqs_on+0xbd/0x310
[  418.095609]  ? kasan_check_read+0x11/0x20
[  418.100620]  ? __run_timers+0x7da/0xc70
[  418.104588]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.109688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.113920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.118149]  __run_timers+0x7e5/0xc70
[  418.121951]  ? timer_fixup_init+0x70/0x70
[  418.126098]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.131112]  ? zap_class+0x640/0x640
[  418.134822]  ? print_usage_bug+0xc0/0xc0
[  418.138880]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.144070]  ? find_held_lock+0x36/0x1c0
[  418.148128]  ? zap_class+0x640/0x640
[  418.151842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.157378]  ? check_preemption_disabled+0x48/0x280
[  418.162409]  ? __lock_is_held+0xb5/0x140
[  418.166466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.171997]  ? check_preemption_disabled+0x48/0x280
[  418.177034]  run_timer_softirq+0x52/0xb0
[  418.181093]  ? rcu_read_lock_sched_held+0x14f/0x180
[  418.186104]  __do_softirq+0x308/0xb7e
[  418.189903]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.194389]  ? lock_downgrade+0x900/0x900
[  418.198713]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  418.203817]  ? pvclock_read_flags+0x160/0x160
[  418.208309]  ? lapic_next_event+0x5a/0x90
[  418.212453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.217991]  ? kvm_clock_read+0x18/0x30
[  418.221975]  ? kvm_sched_clock_read+0x9/0x20
[  418.226383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.231917]  ? check_preemption_disabled+0x48/0x280
[  418.236938]  irq_exit+0x17f/0x1c0
[  418.240390]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.245225]  ? smp_reschedule_interrupt+0x109/0x650
[  418.250238]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.256117]  ? interrupt_entry+0xb5/0xc0
[  418.260174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.265183]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.270194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.275040]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.280051]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.285156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.290010]  apic_timer_interrupt+0xf/0x20
[  418.294237]  </IRQ>
[  418.296471] RIP: 0010:lock_release+0x51d/0xa00
[  418.301050] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  418.319941] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  418.327642] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  418.334914] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  418.342174] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  418.349434] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  418.356693] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  418.363977]  ? list_lru_count_one+0x25b/0x450
[  418.368478]  ? lock_downgrade+0x900/0x900
[  418.372618]  ? check_preemption_disabled+0x48/0x280
[  418.377631]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.382644]  ? kasan_check_read+0x11/0x20
[  418.386809]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.392078]  ? rcu_softirq_qs+0x20/0x20
[  418.396058]  list_lru_count_one+0x282/0x450
[  418.400373]  ? list_lru_isolate_move+0x3c0/0x3c0
[  418.405121]  ? shmem_free_inode+0xd0/0xd0
[  418.409267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.414795]  ? ubifs_shrink_count+0xc4/0x100
[  418.419202]  super_cache_count+0x1b9/0x2e0
[  418.423436]  do_shrink_slab+0x1b1/0xd30
[  418.427414]  ? snapshot_refaults+0x290/0x290
[  418.431816]  ? lock_release+0xa00/0xa00
[  418.435792]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  418.440724]  ? down_read_trylock+0xda/0x140
[  418.445038]  ? shrink_slab+0x207/0x8c0
[  418.448923]  ? downgrade_write+0x270/0x270
[  418.453165]  shrink_slab+0x389/0x8c0
[  418.456873]  ? shrink_active_list+0x1f00/0x1f00
[  418.461542]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  418.467159]  ? __lock_acquire+0x62f/0x4c20
[  418.471388]  ? percpu_ref_get_many+0x240/0x240
[  418.475977]  ? print_usage_bug+0xc0/0xc0
[  418.480054]  shrink_node+0x431/0x16b0
[  418.483861]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  418.489157]  ? shrink_node_memcg+0x18f0/0x18f0
[  418.493736]  ? kvm_clock_read+0x18/0x30
[  418.497712]  ? ktime_get+0x2c1/0x400
[  418.501423]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.505919]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  418.511453]  ? __cpuset_node_allowed+0x19b/0x660
[  418.516199]  ? mark_held_locks+0x130/0x130
[  418.520434]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  418.526139]  ? zap_class+0x640/0x640
[  418.529854]  do_try_to_free_pages+0x3e7/0x1290
[  418.534429]  ? zap_class+0x640/0x640
[  418.538154]  ? shrink_node+0x16b0/0x16b0
[  418.542212]  ? __lock_is_held+0xb5/0x140
[  418.546278]  try_to_free_pages+0x4d0/0xb90
[  418.550515]  ? do_try_to_free_pages+0x1290/0x1290
[  418.555367]  ? lock_acquire+0x1ed/0x520
[  418.559336]  ? set_page_refcounted+0x280/0x280
[  418.563915]  ? lock_release+0xa00/0xa00
[  418.567889]  ? _raw_spin_unlock_irq+0x60/0x80
[  418.572388]  ? psi_memstall_enter+0x240/0x2b0
[  418.576875]  ? psi_memstall_tick+0x230/0x230
[  418.581286]  __alloc_pages_slowpath+0xa48/0x2de0
[  418.586066]  ? warn_alloc+0x120/0x120
[  418.589860]  ? mark_held_locks+0x130/0x130
[  418.594093]  ? find_get_entry+0xaae/0x1120
[  418.598333]  ? filemap_map_pages+0x1a20/0x1a20
[  418.602914]  ? zap_class+0x640/0x640
[  418.606628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.612172]  ? check_preemption_disabled+0x48/0x280
[  418.617188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.622727]  ? should_fail+0x22d/0xd01
[  418.626635]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.631734]  ? zap_class+0x640/0x640
[  418.635465]  ? __lock_is_held+0xb5/0x140
[  418.639527]  ? mark_held_locks+0x130/0x130
[  418.643767]  ? lock_release+0xa00/0xa00
[  418.647737]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.653180]  ? xa_load+0x2ba/0x460
[  418.656719]  ? lock_downgrade+0x900/0x900
[  418.660864]  ? __might_sleep+0x95/0x190
[  418.664871]  __alloc_pages_nodemask+0xad8/0xea0
[  418.669542]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  418.674556]  ? __page_cache_alloc+0x191/0x5c0
[  418.679049]  ? xa_load+0x2e1/0x460
[  418.682583]  ? xa_clear_mark+0x40/0x40
[  418.686466]  ? zap_class+0x640/0x640
[  418.690180]  ? zap_class+0x640/0x640
[  418.693888]  ? zap_class+0x640/0x640
[  418.697602]  ? __do_page_cache_readahead+0x663/0x810
[  418.702703]  ? find_held_lock+0x36/0x1c0
[  418.706765]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  418.712301]  alloc_pages_current+0x173/0x350
[  418.716708]  __page_cache_alloc+0x38c/0x5c0
[  418.721024]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.725946]  ? kasan_check_read+0x11/0x20
[  418.730097]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.735368]  ? generic_perform_write+0x6a0/0x6a0
[  418.740131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.745666]  ? check_preemption_disabled+0x48/0x280
[  418.750684]  filemap_fault+0x1595/0x25f0
[  418.754748]  ? __lock_page_or_retry+0xa00/0xa00
[  418.759417]  ? mark_held_locks+0x130/0x130
[  418.763654]  ? filemap_map_pages+0xd6b/0x1a20
[  418.768143]  ? lock_downgrade+0x900/0x900
[  418.772284]  ? check_preemption_disabled+0x48/0x280
[  418.777297]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.782220]  ? kasan_check_read+0x11/0x20
[  418.786362]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.791631]  ? rcu_softirq_qs+0x20/0x20
[  418.795614]  ? filemap_map_pages+0xd92/0x1a20
[  418.800105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.805643]  ? find_get_entries_tag+0x1400/0x1400
[  418.810484]  ? __lock_acquire+0x62f/0x4c20
[  418.814723]  ? lock_acquire+0x1ed/0x520
[  418.818696]  ? ext4_filemap_fault+0x7a/0xad
[  418.823024]  ? lock_release+0xa00/0xa00
[  418.826995]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.832440]  ? print_usage_bug+0xc0/0xc0
[  418.836495]  ? print_usage_bug+0xc0/0xc0
[  418.840558]  ? down_read+0x8d/0x120
[  418.844179]  ? ext4_filemap_fault+0x7a/0xad
[  418.848583]  ? __down_interruptible+0x700/0x700
[  418.853255]  ext4_filemap_fault+0x82/0xad
[  418.857419]  __do_fault+0x100/0x6b0
[  418.861048]  ? pmd_devmap_trans_unstable+0x220/0x220
[  418.866153]  ? mark_held_locks+0x130/0x130
[  418.870383]  ? mark_held_locks+0x130/0x130
[  418.874610]  ? find_held_lock+0x36/0x1c0
[  418.878674]  ? find_held_lock+0x36/0x1c0
[  418.882732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.888266]  __handle_mm_fault+0x3ea0/0x5be0
[  418.892669]  ? poll_select_copy_remaining+0x18c/0x6a0
[  418.897863]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  418.902711]  ? __might_fault+0x12b/0x1e0
[  418.906769]  ? lock_downgrade+0x900/0x900
[  418.910921]  ? zap_class+0x640/0x640
[  418.914633]  ? zap_class+0x640/0x640
[  418.918343]  ? find_held_lock+0x36/0x1c0
[  418.922406]  ? handle_mm_fault+0x42a/0xc70
[  418.926640]  ? lock_downgrade+0x900/0x900
[  418.930781]  ? check_preemption_disabled+0x48/0x280
[  418.935795]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.940719]  ? kasan_check_read+0x11/0x20
[  418.944862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.950133]  ? rcu_softirq_qs+0x20/0x20
[  418.954103]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.959197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.964732]  ? check_preemption_disabled+0x48/0x280
[  418.969750]  handle_mm_fault+0x54f/0xc70
[  418.973810]  ? __handle_mm_fault+0x5be0/0x5be0
[  418.978388]  ? find_vma+0x34/0x190
[  418.981929]  __do_page_fault+0x5e8/0xe60
[  418.985995]  ? trace_hardirqs_off+0xb8/0x310
[  418.990406]  do_page_fault+0xf2/0x7e0
[  418.994201]  ? vmalloc_sync_all+0x30/0x30
[  418.998343]  ? error_entry+0x70/0xd0
[  419.002054]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.007067]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.011990]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.016916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.021759]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.026769]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.032214]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.037587]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.042604]  ? page_fault+0x8/0x30
[  419.046169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.051024]  ? page_fault+0x8/0x30
[  419.054558]  page_fault+0x1e/0x30
[  419.058004] RIP: 0033:0x7fee66c9ddd3
[  419.061725] Code: Bad RIP value.
[  419.065096] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  419.070450] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  419.077709] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  419.084974] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  419.092234] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  419.099501] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  419.106790] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  419.106794] warn_alloc_show_mem: 1 callbacks suppressed
[  419.106800] Mem-Info:
[  419.114148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.119512] active_anon:56807 inactive_anon:186 isolated_anon:0
[  419.119512]  active_file:13 inactive_file:13 isolated_file:0
[  419.119512]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.119512]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  419.119512]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  419.119512]  free:13758 free_pcp:197 free_cma:0
[  419.121880] Call Trace:
[  419.131254] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.164090]  <IRQ>
[  419.166656] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.194146]  dump_stack+0x244/0x39d
[  419.196265] lowmem_reserve[]: 0 2818 6321 6321
[  419.222363]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.225959] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  419.230538]  warn_alloc.cold.116+0xb7/0x1bd
[  419.235685] lowmem_reserve[]: 0 0 3503 3503
[  419.263366]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.267655] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  419.271971]  ? lock_downgrade+0x900/0x900
[  419.276786] lowmem_reserve[]: 0 0 0 0
[  419.305673]  ? trace_hardirqs_off+0xb8/0x310
[  419.309792] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  419.313586]  ? trace_hardirqs_off+0xb8/0x310
[  419.317965] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  419.331486]  __alloc_pages_slowpath+0x2651/0x2de0
[  419.335863] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  419.351135]  ? warn_alloc+0x120/0x120
[  419.356026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  419.370928]  ? print_usage_bug+0xc0/0xc0
[  419.374720] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  419.383535]  ? warn_alloc+0x120/0x120
[  419.387655] 270 total pagecache pages
[  419.396216]  ? warn_alloc+0x120/0x120
[  419.400000] 0 pages in swap cache
[  419.403780]  ? print_usage_bug+0xc0/0xc0
[  419.407555] Swap cache stats: add 0, delete 0, find 0/0
[  419.410993]  ? kvm_clock_read+0x18/0x30
[  419.415024] Free swap  = 0kB
[  419.420378]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  419.424332] Total swap = 0kB
[  419.424340] 1965979 pages RAM
[  419.427350]  ? print_usage_bug+0xc0/0xc0
[  419.432332] 0 pages HighMem/MovableOnly
[  419.432339] 342854 pages reserved
[  419.435348]  ? __lock_acquire+0x62f/0x4c20
[  419.438422] 0 pages cma reserved
[  419.438484] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.442483]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.442496]  ? should_fail+0x22d/0xd01
[  419.442512]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.446506] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.449901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.454131] init cpuset=/ mems_allowed=0
[  419.457487]  ? __lock_acquire+0x62f/0x4c20
[  419.501669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.506767]  ? __lock_acquire+0x62f/0x4c20
[  419.511004]  ? should_fail+0x22d/0xd01
[  419.514885]  ? rcu_irq_exit+0x1a2/0x390
[  419.518868]  ? mark_held_locks+0x130/0x130
[  419.523111]  ? mark_held_locks+0x130/0x130
[  419.527345]  ? mark_held_locks+0xc7/0x130
[  419.531491]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.536503]  ? zap_class+0x640/0x640
[  419.540213]  ? print_usage_bug+0xc0/0xc0
[  419.544276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.549812]  ? check_preemption_disabled+0x48/0x280
[  419.554832]  ? __lock_is_held+0xb5/0x140
[  419.558904]  __alloc_pages_nodemask+0xad8/0xea0
[  419.563571]  ? zap_class+0x640/0x640
[  419.567284]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  419.572313]  ? find_held_lock+0x36/0x1c0
[  419.576388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.581058]  ? lock_downgrade+0x900/0x900
[  419.585211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.590771]  cache_grow_begin+0xa5/0x8c0
[  419.594828]  ? do_raw_spin_unlock+0xa7/0x330
[  419.599243]  fallback_alloc+0x204/0x2e0
[  419.603221]  ____cache_alloc_node+0x1c7/0x1e0
[  419.607717]  kmem_cache_alloc_node+0xe3/0x730
[  419.612206]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.616455]  __alloc_skb+0x119/0x770
[  419.620164]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.625443]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.629850]  ? lock_downgrade+0x900/0x900
[  419.633999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.639532]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.644984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.650438]  ? addrconf_rs_timer+0x690/0x690
[  419.654850]  ndisc_alloc_skb+0x144/0x340
[  419.658919]  ndisc_send_rs+0x331/0x6e0
[  419.662806]  addrconf_rs_timer+0x314/0x690
[  419.667057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.671311]  call_timer_fn+0x272/0x920
[  419.675196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.679428]  ? process_timeout+0x40/0x40
[  419.683489]  ? __run_timers+0x7da/0xc70
[  419.687458]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.691950]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.696439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.700670]  ? lockdep_hardirqs_on+0x296/0x5b0
[  419.705248]  ? trace_hardirqs_on+0xbd/0x310
[  419.709563]  ? kasan_check_read+0x11/0x20
[  419.713704]  ? __run_timers+0x7da/0xc70
[  419.717679]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.722805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.727045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.731274]  __run_timers+0x7e5/0xc70
[  419.735077]  ? timer_fixup_init+0x70/0x70
[  419.739226]  ? kasan_check_read+0x11/0x20
[  419.743368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.748641]  ? rcu_softirq_qs+0x20/0x20
[  419.752612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.758249]  ? check_preemption_disabled+0x48/0x280
[  419.763267]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.768030]  ? retint_kernel+0x2d/0x2d
[  419.771914]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.776839]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.781604]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.787054]  ? zap_class+0x640/0x640
[  419.790769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.796307]  ? check_preemption_disabled+0x48/0x280
[  419.801331]  ? __lock_is_held+0xb5/0x140
[  419.805395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.810928]  ? check_preemption_disabled+0x48/0x280
[  419.815946]  run_timer_softirq+0x52/0xb0
[  419.820008]  ? rcu_read_lock_sched_held+0x14f/0x180
[  419.825026]  __do_softirq+0x308/0xb7e
[  419.828833]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  419.833350]  ? lock_downgrade+0x900/0x900
[  419.837502]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  419.842607]  ? pvclock_read_flags+0x160/0x160
[  419.847103]  ? lapic_next_event+0x5a/0x90
[  419.851253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.856797]  ? kvm_clock_read+0x18/0x30
[  419.860766]  ? kvm_sched_clock_read+0x9/0x20
[  419.865170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.871090]  ? check_preemption_disabled+0x48/0x280
[  419.876111]  irq_exit+0x17f/0x1c0
[  419.879563]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.884403]  ? smp_reschedule_interrupt+0x109/0x650
[  419.889426]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.895307]  ? interrupt_entry+0xb5/0xc0
[  419.899390]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.904413]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.909425]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.914268]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.919295]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.924318]  ? task_prio+0x50/0x50
[  419.927882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.933416]  ? check_preemption_disabled+0x48/0x280
[  419.938434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.943279]  apic_timer_interrupt+0xf/0x20
[  419.947506]  </IRQ>
[  419.949746] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  419.954682] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  419.973576] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  419.981279] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  419.988551] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  419.995828] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  420.003102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  420.010364] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  420.017696]  skb_clone+0x1bb/0x500
[  420.021235]  ? finish_task_switch+0x1b4/0x910
[  420.025740]  ? skb_split+0x11e0/0x11e0
[  420.029626]  ? preempt_notifier_register+0x200/0x200
[  420.034732]  ? __switch_to_asm+0x34/0x70
[  420.038786]  ? __switch_to_asm+0x34/0x70
[  420.042842]  ? __switch_to_asm+0x40/0x70
[  420.046904]  ? __switch_to_asm+0x34/0x70
[  420.050983]  ? __switch_to_asm+0x40/0x70
[  420.055039]  ? __switch_to_asm+0x34/0x70
[  420.059093]  ? __switch_to_asm+0x40/0x70
[  420.063148]  ? __switch_to_asm+0x34/0x70
[  420.067202]  ? __switch_to_asm+0x34/0x70
[  420.071260]  ? __switch_to_asm+0x40/0x70
[  420.075316]  ? __switch_to_asm+0x34/0x70
[  420.079383]  bpf_clone_redirect+0xb9/0x490
[  420.083633]  ? __schedule+0x8d7/0x21d0
[  420.087521]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  420.092694]  ? __sched_text_start+0x8/0x8
[  420.096840]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.101700]  ? find_held_lock+0x36/0x1c0
[  420.105765]  ? lock_acquire+0x1ed/0x520
[  420.109737]  ? bpf_test_run+0x3cb/0x780
[  420.113708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.119243]  ? check_preemption_disabled+0x48/0x280
[  420.124259]  ? kasan_check_read+0x11/0x20
[  420.128402]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.133678]  ? rcu_softirq_qs+0x20/0x20
[  420.137656]  ? preempt_schedule+0x4d/0x60
[  420.141799]  ? ___preempt_schedule+0x16/0x18
[  420.146214]  ? bpf_test_run+0x25d/0x780
[  420.150196]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.154605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.160136]  ? bpf_test_init.isra.10+0x70/0x100
[  420.164808]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  420.169570]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.174408]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.179942]  ? fput+0x130/0x1a0
[  420.183221]  ? __bpf_prog_get+0x9b/0x290
[  420.187298]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.192141]  ? bpf_prog_test_run+0x130/0x1a0
[  420.196549]  ? __x64_sys_bpf+0x3db/0x520
[  420.200606]  ? bpf_prog_get+0x20/0x20
[  420.204420]  ? do_syscall_64+0x1b9/0x820
[  420.208476]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.213852]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.218777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.223619]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.228633]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.233648]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.238667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.243511]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.248891] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  420.248951] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.255228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.255232] Call Trace:
[  420.255238]  <IRQ>
[  420.255255]  dump_stack+0x244/0x39d
[  420.255274]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.261812] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.271105]  warn_alloc.cold.116+0xb7/0x1bd
[  420.273656] syz-executor5 cpuset=syz5 mems_allowed=0
[  420.275798]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.309301]  ? lock_downgrade+0x900/0x900
[  420.313461]  ? trace_hardirqs_off+0xb8/0x310
[  420.317877]  ? trace_hardirqs_off+0xb8/0x310
[  420.322296]  __alloc_pages_slowpath+0x2651/0x2de0
[  420.327171]  ? warn_alloc+0x120/0x120
[  420.330968]  ? print_usage_bug+0xc0/0xc0
[  420.335027]  ? warn_alloc+0x120/0x120
[  420.338837]  ? warn_alloc+0x120/0x120
[  420.342640]  ? print_usage_bug+0xc0/0xc0
[  420.346702]  ? print_usage_bug+0xc0/0xc0
[  420.350760]  ? __lock_acquire+0x62f/0x4c20
[  420.354998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.360532]  ? should_fail+0x22d/0xd01
[  420.364419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.369533]  ? __lock_acquire+0x62f/0x4c20
[  420.373767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.378871]  ? __lock_acquire+0x62f/0x4c20
[  420.383101]  ? should_fail+0x22d/0xd01
[  420.386987]  ? find_held_lock+0x36/0x1c0
[  420.391052]  ? mark_held_locks+0x130/0x130
[  420.395286]  ? mark_held_locks+0x130/0x130
[  420.399514]  ? zap_class+0x640/0x640
[  420.403222]  ? zap_class+0x640/0x640
[  420.406937]  ? print_usage_bug+0xc0/0xc0
[  420.411000]  ? do_raw_spin_unlock+0xa7/0x330
[  420.415408]  ? zap_class+0x640/0x640
[  420.419121]  ? print_usage_bug+0xc0/0xc0
[  420.423183]  ? wq_watchdog_touch+0x9c/0xfe
[  420.427420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.432958]  ? check_preemption_disabled+0x48/0x280
[  420.437975]  ? __lock_is_held+0xb5/0x140
[  420.442038]  __alloc_pages_nodemask+0xad8/0xea0
[  420.446701]  ? zap_class+0x640/0x640
[  420.450415]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  420.455444]  ? find_held_lock+0x36/0x1c0
[  420.459605]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.464270]  ? lock_downgrade+0x900/0x900
[  420.468519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.474072]  cache_grow_begin+0xa5/0x8c0
[  420.478130]  ? do_raw_spin_unlock+0xa7/0x330
[  420.482542]  fallback_alloc+0x204/0x2e0
[  420.486519]  ____cache_alloc_node+0x1c7/0x1e0
[  420.491019]  kmem_cache_alloc_node+0xe3/0x730
[  420.495511]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.499754]  __alloc_skb+0x119/0x770
[  420.503461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.508737]  ? netdev_alloc_frag+0x1f0/0x1f0
[  420.513141]  ? lock_downgrade+0x900/0x900
[  420.517292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.522838]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.528292]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.533914]  ? addrconf_rs_timer+0x690/0x690
[  420.538331]  ndisc_alloc_skb+0x144/0x340
[  420.542391]  ndisc_send_rs+0x331/0x6e0
[  420.546280]  addrconf_rs_timer+0x314/0x690
[  420.550521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.554780]  call_timer_fn+0x272/0x920
[  420.558670]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.562914]  ? process_timeout+0x40/0x40
[  420.566984]  ? mark_held_locks+0xc7/0x130
[  420.571137]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.575632]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.580121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.584350]  ? lockdep_hardirqs_on+0x296/0x5b0
[  420.588943]  ? trace_hardirqs_on+0xbd/0x310
[  420.593262]  ? kasan_check_read+0x11/0x20
[  420.597413]  ? __run_timers+0x7da/0xc70
[  420.601400]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.606503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.610741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.614969]  __run_timers+0x7e5/0xc70
[  420.618773]  ? timer_fixup_init+0x70/0x70
[  420.622925]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.627937]  ? zap_class+0x640/0x640
[  420.631659]  ? print_usage_bug+0xc0/0xc0
[  420.635716]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.640907]  ? find_held_lock+0x36/0x1c0
[  420.644970]  ? zap_class+0x640/0x640
[  420.648682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.654214]  ? check_preemption_disabled+0x48/0x280
[  420.659234]  ? __lock_is_held+0xb5/0x140
[  420.663295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.668840]  ? check_preemption_disabled+0x48/0x280
[  420.673858]  run_timer_softirq+0x52/0xb0
[  420.677916]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.682932]  __do_softirq+0x308/0xb7e
[  420.686729]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.691221]  ? lock_downgrade+0x900/0x900
[  420.695369]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.700474]  ? pvclock_read_flags+0x160/0x160
[  420.704967]  ? lapic_next_event+0x5a/0x90
[  420.709111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.714647]  ? kvm_clock_read+0x18/0x30
[  420.718620]  ? kvm_sched_clock_read+0x9/0x20
[  420.723026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.728558]  ? check_preemption_disabled+0x48/0x280
[  420.733577]  irq_exit+0x17f/0x1c0
[  420.737027]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.741865]  ? smp_reschedule_interrupt+0x109/0x650
[  420.746878]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.752757]  ? interrupt_entry+0xb5/0xc0
[  420.756828]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.761838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.766853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.771690]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.776700]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.781721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.786564]  apic_timer_interrupt+0xf/0x20
[  420.790788]  </IRQ>
[  420.793042] RIP: 0010:lock_release+0x51d/0xa00
[  420.797619] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  420.816530] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  420.824236] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  420.831513] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  420.838778] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  420.846056] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  420.853334] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  420.860637]  ? list_lru_count_one+0x25b/0x450
[  420.865135]  ? lock_downgrade+0x900/0x900
[  420.869285]  ? check_preemption_disabled+0x48/0x280
[  420.874302]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.879227]  ? kasan_check_read+0x11/0x20
[  420.883373]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.888646]  ? rcu_softirq_qs+0x20/0x20
[  420.892629]  list_lru_count_one+0x282/0x450
[  420.896948]  ? list_lru_isolate_move+0x3c0/0x3c0
[  420.901701]  ? shmem_free_inode+0xd0/0xd0
[  420.905845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.911378]  ? ubifs_shrink_count+0xc4/0x100
[  420.915801]  super_cache_count+0x1b9/0x2e0
[  420.920036]  do_shrink_slab+0x1b1/0xd30
[  420.924032]  ? snapshot_refaults+0x290/0x290
[  420.928440]  ? lock_release+0xa00/0xa00
[  420.932412]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  420.937348]  ? down_read_trylock+0xda/0x140
[  420.941662]  ? shrink_slab+0x207/0x8c0
[  420.945548]  ? downgrade_write+0x270/0x270
[  420.949800]  shrink_slab+0x389/0x8c0
[  420.953508]  ? shrink_active_list+0x1f00/0x1f00
[  420.958181]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  420.963812]  ? __lock_acquire+0x62f/0x4c20
[  420.968044]  ? percpu_ref_get_many+0x240/0x240
[  420.972639]  ? print_usage_bug+0xc0/0xc0
[  420.976702]  shrink_node+0x431/0x16b0
[  420.980501]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  420.985809]  ? shrink_node_memcg+0x18f0/0x18f0
[  420.990391]  ? kvm_clock_read+0x18/0x30
[  420.994365]  ? ktime_get+0x2c1/0x400
[  420.998180]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.002677]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.008208]  ? __cpuset_node_allowed+0x19b/0x660
[  421.012972]  ? mark_held_locks+0x130/0x130
[  421.017205]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  421.022925]  ? zap_class+0x640/0x640
[  421.026640]  do_try_to_free_pages+0x3e7/0x1290
[  421.031230]  ? zap_class+0x640/0x640
[  421.035100]  ? shrink_node+0x16b0/0x16b0
[  421.039158]  ? __lock_is_held+0xb5/0x140
[  421.043230]  try_to_free_pages+0x4d0/0xb90
[  421.047465]  ? do_try_to_free_pages+0x1290/0x1290
[  421.052331]  ? lock_acquire+0x1ed/0x520
[  421.056301]  ? set_page_refcounted+0x280/0x280
[  421.060884]  ? lock_release+0xa00/0xa00
[  421.064856]  ? _raw_spin_unlock_irq+0x60/0x80
[  421.069347]  ? psi_memstall_enter+0x240/0x2b0
[  421.073838]  ? psi_memstall_tick+0x230/0x230
[  421.078254]  __alloc_pages_slowpath+0xa48/0x2de0
[  421.083034]  ? warn_alloc+0x120/0x120
[  421.086827]  ? mark_held_locks+0x130/0x130
[  421.091061]  ? find_get_entry+0xaae/0x1120
[  421.095303]  ? filemap_map_pages+0x1a20/0x1a20
[  421.099899]  ? zap_class+0x640/0x640
[  421.103633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.109169]  ? check_preemption_disabled+0x48/0x280
[  421.114194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.119726]  ? should_fail+0x22d/0xd01
[  421.123625]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.128725]  ? zap_class+0x640/0x640
[  421.132456]  ? __lock_is_held+0xb5/0x140
[  421.136520]  ? mark_held_locks+0x130/0x130
[  421.140751]  ? lock_release+0xa00/0xa00
[  421.144732]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.150184]  ? xa_load+0x2ba/0x460
[  421.153726]  ? lock_downgrade+0x900/0x900
[  421.157873]  ? __might_sleep+0x95/0x190
[  421.161847]  __alloc_pages_nodemask+0xad8/0xea0
[  421.166606]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  421.171618]  ? __page_cache_alloc+0x191/0x5c0
[  421.176104]  ? xa_load+0x2e1/0x460
[  421.179639]  ? xa_clear_mark+0x40/0x40
[  421.183521]  ? zap_class+0x640/0x640
[  421.187244]  ? zap_class+0x640/0x640
[  421.190952]  ? zap_class+0x640/0x640
[  421.194662]  ? __do_page_cache_readahead+0x663/0x810
[  421.199790]  ? find_held_lock+0x36/0x1c0
[  421.203854]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  421.209390]  alloc_pages_current+0x173/0x350
[  421.213807]  __page_cache_alloc+0x38c/0x5c0
[  421.218121]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.223134]  ? kasan_check_read+0x11/0x20
[  421.227281]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.232558]  ? generic_perform_write+0x6a0/0x6a0
[  421.237314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.242847]  ? check_preemption_disabled+0x48/0x280
[  421.247979]  filemap_fault+0x1595/0x25f0
[  421.252061]  ? __lock_page_or_retry+0xa00/0xa00
[  421.256740]  ? mark_held_locks+0x130/0x130
[  421.260988]  ? filemap_map_pages+0xd6b/0x1a20
[  421.265492]  ? lock_downgrade+0x900/0x900
[  421.269635]  ? check_preemption_disabled+0x48/0x280
[  421.274648]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.279571]  ? kasan_check_read+0x11/0x20
[  421.283715]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.288987]  ? rcu_softirq_qs+0x20/0x20
[  421.292968]  ? filemap_map_pages+0xd92/0x1a20
[  421.297462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.303021]  ? find_get_entries_tag+0x1400/0x1400
[  421.307867]  ? __lock_acquire+0x62f/0x4c20
[  421.312112]  ? lock_acquire+0x1ed/0x520
[  421.316095]  ? ext4_filemap_fault+0x7a/0xad
[  421.320419]  ? lock_release+0xa00/0xa00
[  421.324387]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.329836]  ? print_usage_bug+0xc0/0xc0
[  421.333897]  ? print_usage_bug+0xc0/0xc0
[  421.337964]  ? down_read+0x8d/0x120
[  421.341584]  ? ext4_filemap_fault+0x7a/0xad
[  421.345904]  ? __down_interruptible+0x700/0x700
[  421.350580]  ext4_filemap_fault+0x82/0xad
[  421.354729]  __do_fault+0x100/0x6b0
[  421.358367]  ? pmd_devmap_trans_unstable+0x220/0x220
[  421.363468]  ? mark_held_locks+0x130/0x130
[  421.367700]  ? mark_held_locks+0x130/0x130
[  421.371940]  ? find_held_lock+0x36/0x1c0
[  421.376015]  ? find_held_lock+0x36/0x1c0
[  421.380074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.385631]  __handle_mm_fault+0x3ea0/0x5be0
[  421.390033]  ? poll_select_copy_remaining+0x18c/0x6a0
[  421.395224]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  421.400068]  ? __might_fault+0x12b/0x1e0
[  421.404142]  ? lock_downgrade+0x900/0x900
[  421.408313]  ? zap_class+0x640/0x640
[  421.412021]  ? zap_class+0x640/0x640
[  421.415734]  ? find_held_lock+0x36/0x1c0
[  421.419810]  ? handle_mm_fault+0x42a/0xc70
[  421.424043]  ? lock_downgrade+0x900/0x900
[  421.428192]  ? check_preemption_disabled+0x48/0x280
[  421.433210]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.438251]  ? kasan_check_read+0x11/0x20
[  421.442393]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.447665]  ? rcu_softirq_qs+0x20/0x20
[  421.451643]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.456748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.462289]  ? check_preemption_disabled+0x48/0x280
[  421.467307]  handle_mm_fault+0x54f/0xc70
[  421.471366]  ? __handle_mm_fault+0x5be0/0x5be0
[  421.475951]  ? find_vma+0x34/0x190
[  421.479494]  __do_page_fault+0x5e8/0xe60
[  421.483549]  ? trace_hardirqs_off+0xb8/0x310
[  421.487961]  do_page_fault+0xf2/0x7e0
[  421.491766]  ? vmalloc_sync_all+0x30/0x30
[  421.495913]  ? error_entry+0x70/0xd0
[  421.499626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.504636]  ? trace_hardirqs_on_caller+0xc0/0x310
[  421.509577]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.514503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.519343]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.524356]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.529806]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.534821]  ? prepare_exit_to_usermode+0x291/0x3b0
[  421.539850]  ? page_fault+0x8/0x30
[  421.543394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.548234]  ? page_fault+0x8/0x30
[  421.551772]  page_fault+0x1e/0x30
[  421.555221] RIP: 0033:0x7fee66c9ddd3
[  421.558942] Code: Bad RIP value.
[  421.562297] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  421.567653] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  421.575023] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  421.582285] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  421.589550] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  421.596826] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  421.604108] warn_alloc_show_mem: 1 callbacks suppressed
[  421.604119] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  421.604120] Mem-Info:
[  421.604151] active_anon:56807 inactive_anon:186 isolated_anon:0
[  421.604151]  active_file:13 inactive_file:13 isolated_file:0
[  421.604151]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.604151]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  421.604151]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  421.604151]  free:13758 free_pcp:197 free_cma:0
[  421.609489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.609496] Call Trace:
[  421.616856] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.619263]  <IRQ>
[  421.652118] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  421.661468]  dump_stack+0x244/0x39d
[  421.664015] lowmem_reserve[]: 0 2818 6321 6321
[  421.691509]  ? dump_stack_print_info.cold.1+0x20/0x20
[  421.693628] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  421.719761]  warn_alloc.cold.116+0xb7/0x1bd
[  421.723334] lowmem_reserve[]: 0 0 3503 3503
[  421.727906]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.733068] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  421.760743]  ? lock_downgrade+0x900/0x900
[  421.765029] lowmem_reserve[]: 0 0 0 0
[  421.769354]  ? trace_hardirqs_off+0xb8/0x310
[  421.774162] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  421.803043]  ? trace_hardirqs_off+0xb8/0x310
[  421.807164] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  421.810961]  __alloc_pages_slowpath+0x2651/0x2de0
[  421.815333] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  421.828874]  ? warn_alloc+0x120/0x120
[  421.833242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.848488]  ? print_usage_bug+0xc0/0xc0
[  421.853305] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.868719]  ? warn_alloc+0x120/0x120
[  421.872493] 270 total pagecache pages
[  421.881333]  ? warn_alloc+0x120/0x120
[  421.885377] 0 pages in swap cache
[  421.893935]  ? print_usage_bug+0xc0/0xc0
[  421.897722] Swap cache stats: add 0, delete 0, find 0/0
[  421.901515]  ? kvm_clock_read+0x18/0x30
[  421.905288] Free swap  = 0kB
[  421.908725]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.908741]  ? print_usage_bug+0xc0/0xc0
[  421.912776] Total swap = 0kB
[  421.918140]  ? __lock_acquire+0x62f/0x4c20
[  421.922085] 1965979 pages RAM
[  421.925092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.930087] 0 pages HighMem/MovableOnly
[  421.930094] 342854 pages reserved
[  421.934144]  ? should_fail+0x22d/0xd01
[  421.937132] 0 pages cma reserved
[  421.937201] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.941360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.941378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.941394]  ? __lock_acquire+0x62f/0x4c20
[  421.944520] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.950001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.953945] init cpuset=/ mems_allowed=0
[  421.957382]  ? __lock_acquire+0x62f/0x4c20
[  421.957396]  ? should_fail+0x22d/0xd01
[  422.012583]  ? rcu_irq_exit+0x1a2/0x390
[  422.016561]  ? mark_held_locks+0x130/0x130
[  422.020798]  ? mark_held_locks+0x130/0x130
[  422.025033]  ? mark_held_locks+0xc7/0x130
[  422.029181]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  422.034196]  ? zap_class+0x640/0x640
[  422.037914]  ? print_usage_bug+0xc0/0xc0
[  422.041975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.047509]  ? check_preemption_disabled+0x48/0x280
[  422.052531]  ? __lock_is_held+0xb5/0x140
[  422.056594]  __alloc_pages_nodemask+0xad8/0xea0
[  422.061262]  ? zap_class+0x640/0x640
[  422.064981]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  422.070005]  ? find_held_lock+0x36/0x1c0
[  422.074074]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.078752]  ? lock_downgrade+0x900/0x900
[  422.082902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.088442]  cache_grow_begin+0xa5/0x8c0
[  422.092498]  ? do_raw_spin_unlock+0xa7/0x330
[  422.096913]  fallback_alloc+0x204/0x2e0
[  422.100890]  ____cache_alloc_node+0x1c7/0x1e0
[  422.105386]  kmem_cache_alloc_node+0xe3/0x730
[  422.109883]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.114121]  __alloc_skb+0x119/0x770
[  422.117829]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.123107]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.127511]  ? lock_downgrade+0x900/0x900
[  422.131662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.137206]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.142657]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.148108]  ? addrconf_rs_timer+0x690/0x690
[  422.152784]  ndisc_alloc_skb+0x144/0x340
[  422.156846]  ndisc_send_rs+0x331/0x6e0
[  422.160733]  addrconf_rs_timer+0x314/0x690
[  422.164967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.169212]  call_timer_fn+0x272/0x920
[  422.173095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.177328]  ? process_timeout+0x40/0x40
[  422.181391]  ? __run_timers+0x7da/0xc70
[  422.185365]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.189855]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.194349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.198578]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.203166]  ? trace_hardirqs_on+0xbd/0x310
[  422.207487]  ? kasan_check_read+0x11/0x20
[  422.211628]  ? __run_timers+0x7da/0xc70
[  422.215600]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.220706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.224965]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.229197]  __run_timers+0x7e5/0xc70
[  422.233001]  ? timer_fixup_init+0x70/0x70
[  422.237145]  ? kasan_check_read+0x11/0x20
[  422.241290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.246562]  ? rcu_softirq_qs+0x20/0x20
[  422.250538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.256076]  ? check_preemption_disabled+0x48/0x280
[  422.261094]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.265848]  ? retint_kernel+0x2d/0x2d
[  422.269734]  ? trace_hardirqs_on_caller+0xc0/0x310
[  422.274659]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.279418]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.284867]  ? zap_class+0x640/0x640
[  422.288581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.294114]  ? check_preemption_disabled+0x48/0x280
[  422.299134]  ? __lock_is_held+0xb5/0x140
[  422.303195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.308732]  ? check_preemption_disabled+0x48/0x280
[  422.313764]  run_timer_softirq+0x52/0xb0
[  422.317911]  ? rcu_read_lock_sched_held+0x14f/0x180
[  422.322925]  __do_softirq+0x308/0xb7e
[  422.326727]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  422.331308]  ? lock_downgrade+0x900/0x900
[  422.335455]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  422.340560]  ? pvclock_read_flags+0x160/0x160
[  422.345053]  ? lapic_next_event+0x5a/0x90
[  422.349202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.354742]  ? kvm_clock_read+0x18/0x30
[  422.358717]  ? kvm_sched_clock_read+0x9/0x20
[  422.363127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.368672]  ? check_preemption_disabled+0x48/0x280
[  422.373696]  irq_exit+0x17f/0x1c0
[  422.377145]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.381984]  ? smp_reschedule_interrupt+0x109/0x650
[  422.386996]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.392878]  ? interrupt_entry+0xb5/0xc0
[  422.396936]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.401951]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.406965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.411804]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.416822]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.421833]  ? task_prio+0x50/0x50
[  422.425370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.430904]  ? check_preemption_disabled+0x48/0x280
[  422.435919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.440764]  apic_timer_interrupt+0xf/0x20
[  422.444989]  </IRQ>
[  422.447226] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  422.452152] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  422.471064] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  422.478854] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  422.486119] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  422.493381] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  422.500651] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  422.507922] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  422.515225]  skb_clone+0x1bb/0x500
[  422.518764]  ? finish_task_switch+0x1b4/0x910
[  422.523257]  ? skb_split+0x11e0/0x11e0
[  422.527140]  ? preempt_notifier_register+0x200/0x200
[  422.532243]  ? __switch_to_asm+0x34/0x70
[  422.536302]  ? __switch_to_asm+0x34/0x70
[  422.540359]  ? __switch_to_asm+0x40/0x70
[  422.544414]  ? __switch_to_asm+0x34/0x70
[  422.548477]  ? __switch_to_asm+0x40/0x70
[  422.552533]  ? __switch_to_asm+0x34/0x70
[  422.556588]  ? __switch_to_asm+0x40/0x70
[  422.560648]  ? __switch_to_asm+0x34/0x70
[  422.564707]  ? __switch_to_asm+0x34/0x70
[  422.568761]  ? __switch_to_asm+0x40/0x70
[  422.572819]  ? __switch_to_asm+0x34/0x70
[  422.576878]  bpf_clone_redirect+0xb9/0x490
[  422.581115]  ? __schedule+0x8d7/0x21d0
[  422.585001]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  422.590016]  ? __sched_text_start+0x8/0x8
[  422.594164]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.598926]  ? find_held_lock+0x36/0x1c0
[  422.602989]  ? lock_acquire+0x1ed/0x520
[  422.606975]  ? bpf_test_run+0x3cb/0x780
[  422.610965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.616500]  ? check_preemption_disabled+0x48/0x280
[  422.621521]  ? kasan_check_read+0x11/0x20
[  422.625665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.630935]  ? rcu_softirq_qs+0x20/0x20
[  422.634906]  ? preempt_schedule+0x4d/0x60
[  422.639049]  ? ___preempt_schedule+0x16/0x18
[  422.643462]  ? bpf_test_run+0x25d/0x780
[  422.647443]  ? netlink_diag_dump+0x2a0/0x2a0
[  422.651848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.657381]  ? bpf_test_init.isra.10+0x70/0x100
[  422.662139]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  422.666901]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.671739]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.677270]  ? fput+0x130/0x1a0
[  422.680550]  ? __bpf_prog_get+0x9b/0x290
[  422.684609]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.689454]  ? bpf_prog_test_run+0x130/0x1a0
[  422.693862]  ? __x64_sys_bpf+0x3db/0x520
[  422.697916]  ? bpf_prog_get+0x20/0x20
[  422.701735]  ? do_syscall_64+0x1b9/0x820
[  422.705792]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.711157]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.716080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.721037]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.726070]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.731082]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.736098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.740940]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.746330] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  422.746414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.752557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.752562] Call Trace:
[  422.752568]  <IRQ>
[  422.752584]  dump_stack+0x244/0x39d
[  422.752604]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.759113] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.768438]  warn_alloc.cold.116+0xb7/0x1bd
[  422.770988] syz-executor5 cpuset=syz5 mems_allowed=0
[  422.773127]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.806587]  ? lock_downgrade+0x900/0x900
[  422.810739]  ? trace_hardirqs_off+0xb8/0x310
[  422.815151]  ? trace_hardirqs_off+0xb8/0x310
[  422.819564]  __alloc_pages_slowpath+0x2651/0x2de0
[  422.824429]  ? warn_alloc+0x120/0x120
[  422.828231]  ? print_usage_bug+0xc0/0xc0
[  422.832289]  ? warn_alloc+0x120/0x120
[  422.836093]  ? warn_alloc+0x120/0x120
[  422.839891]  ? print_usage_bug+0xc0/0xc0
[  422.843951]  ? print_usage_bug+0xc0/0xc0
[  422.848009]  ? __lock_acquire+0x62f/0x4c20
[  422.852249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.857780]  ? should_fail+0x22d/0xd01
[  422.861670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.866770]  ? __lock_acquire+0x62f/0x4c20
[  422.871005]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.876106]  ? __lock_acquire+0x62f/0x4c20
[  422.880334]  ? should_fail+0x22d/0xd01
[  422.884218]  ? find_held_lock+0x36/0x1c0
[  422.888291]  ? mark_held_locks+0x130/0x130
[  422.892529]  ? mark_held_locks+0x130/0x130
[  422.896757]  ? zap_class+0x640/0x640
[  422.900465]  ? zap_class+0x640/0x640
[  422.904176]  ? print_usage_bug+0xc0/0xc0
[  422.908247]  ? do_raw_spin_unlock+0xa7/0x330
[  422.912654]  ? zap_class+0x640/0x640
[  422.916363]  ? print_usage_bug+0xc0/0xc0
[  422.920418]  ? wq_watchdog_touch+0x9c/0xfe
[  422.924656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.930190]  ? check_preemption_disabled+0x48/0x280
[  422.935211]  ? __lock_is_held+0xb5/0x140
[  422.939281]  __alloc_pages_nodemask+0xad8/0xea0
[  422.943954]  ? zap_class+0x640/0x640
[  422.947667]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  422.952689]  ? find_held_lock+0x36/0x1c0
[  422.956758]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.961448]  ? lock_downgrade+0x900/0x900
[  422.965599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.971156]  cache_grow_begin+0xa5/0x8c0
[  422.975213]  ? do_raw_spin_unlock+0xa7/0x330
[  422.979636]  fallback_alloc+0x204/0x2e0
[  422.983621]  ____cache_alloc_node+0x1c7/0x1e0
[  422.988122]  kmem_cache_alloc_node+0xe3/0x730
[  422.992621]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.996868]  __alloc_skb+0x119/0x770
[  423.000576]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.005872]  ? netdev_alloc_frag+0x1f0/0x1f0
[  423.010277]  ? lock_downgrade+0x900/0x900
[  423.014428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.019961]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.025414]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.030859]  ? addrconf_rs_timer+0x690/0x690
[  423.035635]  ndisc_alloc_skb+0x144/0x340
[  423.039698]  ndisc_send_rs+0x331/0x6e0
[  423.043590]  addrconf_rs_timer+0x314/0x690
[  423.047835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.052073]  call_timer_fn+0x272/0x920
[  423.055959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.060188]  ? process_timeout+0x40/0x40
[  423.064265]  ? mark_held_locks+0xc7/0x130
[  423.068410]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.072904]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.077393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.081641]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.086242]  ? trace_hardirqs_on+0xbd/0x310
[  423.090576]  ? kasan_check_read+0x11/0x20
[  423.094727]  ? __run_timers+0x7da/0xc70
[  423.098708]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.103824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.108061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.112291]  __run_timers+0x7e5/0xc70
[  423.116110]  ? timer_fixup_init+0x70/0x70
[  423.120254]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.125278]  ? zap_class+0x640/0x640
[  423.128992]  ? print_usage_bug+0xc0/0xc0
[  423.133056]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.138251]  ? find_held_lock+0x36/0x1c0
[  423.142314]  ? zap_class+0x640/0x640
[  423.146037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.151571]  ? check_preemption_disabled+0x48/0x280
[  423.156630]  ? __lock_is_held+0xb5/0x140
[  423.160702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.166321]  ? check_preemption_disabled+0x48/0x280
[  423.171341]  run_timer_softirq+0x52/0xb0
[  423.175404]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.180417]  __do_softirq+0x308/0xb7e
[  423.184218]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.188707]  ? lock_downgrade+0x900/0x900
[  423.192857]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  423.197967]  ? pvclock_read_flags+0x160/0x160
[  423.202465]  ? lapic_next_event+0x5a/0x90
[  423.206622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.212172]  ? kvm_clock_read+0x18/0x30
[  423.216144]  ? kvm_sched_clock_read+0x9/0x20
[  423.220554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.226088]  ? check_preemption_disabled+0x48/0x280
[  423.231107]  irq_exit+0x17f/0x1c0
[  423.234557]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.239413]  ? smp_reschedule_interrupt+0x109/0x650
[  423.244426]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.250313]  ? interrupt_entry+0xb5/0xc0
[  423.254372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.259386]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.264397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.269239]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.274259]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.279279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.284124]  apic_timer_interrupt+0xf/0x20
[  423.288349]  </IRQ>
[  423.290593] RIP: 0010:lock_release+0x51d/0xa00
[  423.295177] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  423.314073] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  423.321774] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  423.329036] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  423.336314] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  423.343585] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  423.350851] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  423.358139]  ? list_lru_count_one+0x25b/0x450
[  423.362635]  ? lock_downgrade+0x900/0x900
[  423.366797]  ? check_preemption_disabled+0x48/0x280
[  423.371812]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.376735]  ? kasan_check_read+0x11/0x20
[  423.380882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.386244]  ? rcu_softirq_qs+0x20/0x20
[  423.390224]  list_lru_count_one+0x282/0x450
[  423.394554]  ? list_lru_isolate_move+0x3c0/0x3c0
[  423.399313]  ? shmem_free_inode+0xd0/0xd0
[  423.403457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.408989]  ? ubifs_shrink_count+0xc4/0x100
[  423.413397]  super_cache_count+0x1b9/0x2e0
[  423.417635]  do_shrink_slab+0x1b1/0xd30
[  423.421626]  ? snapshot_refaults+0x290/0x290
[  423.426031]  ? lock_release+0xa00/0xa00
[  423.430009]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  423.434946]  ? down_read_trylock+0xda/0x140
[  423.439258]  ? shrink_slab+0x207/0x8c0
[  423.443139]  ? downgrade_write+0x270/0x270
[  423.447378]  shrink_slab+0x389/0x8c0
[  423.451086]  ? shrink_active_list+0x1f00/0x1f00
[  423.455758]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  423.461381]  ? __lock_acquire+0x62f/0x4c20
[  423.465617]  ? percpu_ref_get_many+0x240/0x240
[  423.470209]  ? print_usage_bug+0xc0/0xc0
[  423.474273]  shrink_node+0x431/0x16b0
[  423.478067]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  423.483360]  ? shrink_node_memcg+0x18f0/0x18f0
[  423.487940]  ? kvm_clock_read+0x18/0x30
[  423.491919]  ? ktime_get+0x2c1/0x400
[  423.495636]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.500128]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.505660]  ? __cpuset_node_allowed+0x19b/0x660
[  423.510410]  ? mark_held_locks+0x130/0x130
[  423.514641]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  423.520347]  ? zap_class+0x640/0x640
[  423.524065]  do_try_to_free_pages+0x3e7/0x1290
[  423.528642]  ? zap_class+0x640/0x640
[  423.532368]  ? shrink_node+0x16b0/0x16b0
[  423.536428]  ? __lock_is_held+0xb5/0x140
[  423.540497]  try_to_free_pages+0x4d0/0xb90
[  423.544730]  ? do_try_to_free_pages+0x1290/0x1290
[  423.549591]  ? lock_acquire+0x1ed/0x520
[  423.553567]  ? set_page_refcounted+0x280/0x280
[  423.558153]  ? lock_release+0xa00/0xa00
[  423.562129]  ? _raw_spin_unlock_irq+0x60/0x80
[  423.566628]  ? psi_memstall_enter+0x240/0x2b0
[  423.571119]  ? psi_memstall_tick+0x230/0x230
[  423.575536]  __alloc_pages_slowpath+0xa48/0x2de0
[  423.580321]  ? warn_alloc+0x120/0x120
[  423.584116]  ? mark_held_locks+0x130/0x130
[  423.588367]  ? find_get_entry+0xaae/0x1120
[  423.592613]  ? filemap_map_pages+0x1a20/0x1a20
[  423.597198]  ? zap_class+0x640/0x640
[  423.600914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.606448]  ? check_preemption_disabled+0x48/0x280
[  423.611459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.616990]  ? should_fail+0x22d/0xd01
[  423.620876]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.625975]  ? zap_class+0x640/0x640
[  423.629708]  ? __lock_is_held+0xb5/0x140
[  423.633773]  ? mark_held_locks+0x130/0x130
[  423.638005]  ? lock_release+0xa00/0xa00
[  423.641979]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.647422]  ? xa_load+0x2ba/0x460
[  423.650970]  ? lock_downgrade+0x900/0x900
[  423.655114]  ? __might_sleep+0x95/0x190
[  423.659104]  __alloc_pages_nodemask+0xad8/0xea0
[  423.663778]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  423.668794]  ? __page_cache_alloc+0x191/0x5c0
[  423.673282]  ? xa_load+0x2e1/0x460
[  423.676815]  ? xa_clear_mark+0x40/0x40
[  423.680698]  ? zap_class+0x640/0x640
[  423.684413]  ? zap_class+0x640/0x640
[  423.688121]  ? zap_class+0x640/0x640
[  423.691829]  ? __do_page_cache_readahead+0x663/0x810
[  423.697047]  ? find_held_lock+0x36/0x1c0
[  423.701109]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  423.706648]  alloc_pages_current+0x173/0x350
[  423.711054]  __page_cache_alloc+0x38c/0x5c0
[  423.715370]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.720293]  ? kasan_check_read+0x11/0x20
[  423.724436]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.729711]  ? generic_perform_write+0x6a0/0x6a0
[  423.734468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.739999]  ? check_preemption_disabled+0x48/0x280
[  423.745017]  filemap_fault+0x1595/0x25f0
[  423.749173]  ? __lock_page_or_retry+0xa00/0xa00
[  423.753843]  ? mark_held_locks+0x130/0x130
[  423.758082]  ? filemap_map_pages+0xd6b/0x1a20
[  423.762580]  ? lock_downgrade+0x900/0x900
[  423.766727]  ? check_preemption_disabled+0x48/0x280
[  423.771741]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.776665]  ? kasan_check_read+0x11/0x20
[  423.780806]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.786092]  ? rcu_softirq_qs+0x20/0x20
[  423.790088]  ? filemap_map_pages+0xd92/0x1a20
[  423.794587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.800139]  ? find_get_entries_tag+0x1400/0x1400
[  423.804983]  ? __lock_acquire+0x62f/0x4c20
[  423.809223]  ? lock_acquire+0x1ed/0x520
[  423.813195]  ? ext4_filemap_fault+0x7a/0xad
[  423.817520]  ? lock_release+0xa00/0xa00
[  423.821497]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.826948]  ? print_usage_bug+0xc0/0xc0
[  423.831009]  ? print_usage_bug+0xc0/0xc0
[  423.835094]  ? down_read+0x8d/0x120
[  423.838714]  ? ext4_filemap_fault+0x7a/0xad
[  423.843034]  ? __down_interruptible+0x700/0x700
[  423.847704]  ext4_filemap_fault+0x82/0xad
[  423.851847]  __do_fault+0x100/0x6b0
[  423.855477]  ? pmd_devmap_trans_unstable+0x220/0x220
[  423.860589]  ? mark_held_locks+0x130/0x130
[  423.864819]  ? mark_held_locks+0x130/0x130
[  423.869605]  ? find_held_lock+0x36/0x1c0
[  423.873670]  ? find_held_lock+0x36/0x1c0
[  423.877731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.883267]  __handle_mm_fault+0x3ea0/0x5be0
[  423.887671]  ? poll_select_copy_remaining+0x18c/0x6a0
[  423.892863]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  423.897707]  ? __might_fault+0x12b/0x1e0
[  423.901865]  ? lock_downgrade+0x900/0x900
[  423.906017]  ? zap_class+0x640/0x640
[  423.909729]  ? zap_class+0x640/0x640
[  423.913446]  ? find_held_lock+0x36/0x1c0
[  423.917509]  ? handle_mm_fault+0x42a/0xc70
[  423.921752]  ? lock_downgrade+0x900/0x900
[  423.925914]  ? check_preemption_disabled+0x48/0x280
[  423.930932]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.935856]  ? kasan_check_read+0x11/0x20
[  423.939999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.945268]  ? rcu_softirq_qs+0x20/0x20
[  423.949237]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.954338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.959871]  ? check_preemption_disabled+0x48/0x280
[  423.964889]  handle_mm_fault+0x54f/0xc70
[  423.968951]  ? __handle_mm_fault+0x5be0/0x5be0
[  423.973544]  ? find_vma+0x34/0x190
[  423.977086]  __do_page_fault+0x5e8/0xe60
[  423.981143]  ? trace_hardirqs_off+0xb8/0x310
[  423.985563]  do_page_fault+0xf2/0x7e0
[  423.989358]  ? vmalloc_sync_all+0x30/0x30
[  423.993504]  ? error_entry+0x70/0xd0
[  423.997223]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.002232]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.007156]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.012079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.016920]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.021931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.027376]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.032389]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.037401]  ? page_fault+0x8/0x30
[  424.040946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.045786]  ? page_fault+0x8/0x30
[  424.049322]  page_fault+0x1e/0x30
[  424.052770] RIP: 0033:0x7fee66c9ddd3
[  424.056493] Code: Bad RIP value.
[  424.059857] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  424.065215] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  424.072479] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  424.079746] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  424.087007] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  424.094269] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  424.101569] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  424.101574] warn_alloc_show_mem: 1 callbacks suppressed
[  424.101580] Mem-Info:
[  424.108932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.114297] active_anon:56807 inactive_anon:186 isolated_anon:0
[  424.114297]  active_file:13 inactive_file:13 isolated_file:0
[  424.114297]  unevictable:0 dirty:0 writeback:0 unstable:0
[  424.114297]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  424.114297]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  424.114297]  free:13758 free_pcp:197 free_cma:0
[  424.116670] Call Trace:
[  424.126048] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  424.158903]  <IRQ>
[  424.161471] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  424.188965]  dump_stack+0x244/0x39d
[  424.191081] lowmem_reserve[]: 0 2818 6321 6321
[  424.217460]  ? dump_stack_print_info.cold.1+0x20/0x20
[  424.221058] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  424.225642]  warn_alloc.cold.116+0xb7/0x1bd
[  424.230797] lowmem_reserve[]: 0 0 3503 3503
[  424.258377]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.262779] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  424.267092]  ? lock_downgrade+0x900/0x900
[  424.271901] lowmem_reserve[]: 0 0 0 0
[  424.300801]  ? trace_hardirqs_off+0xb8/0x310
[  424.304919] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  424.308715]  ? trace_hardirqs_off+0xb8/0x310
[  424.313085] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  424.326623]  __alloc_pages_slowpath+0x2651/0x2de0
[  424.331010] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  424.346381]  ? warn_alloc+0x120/0x120
[  424.351184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.366078]  ? print_usage_bug+0xc0/0xc0
[  424.369859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.378681]  ? warn_alloc+0x120/0x120
[  424.382717] 270 total pagecache pages
[  424.391298]  ? warn_alloc+0x120/0x120
[  424.395082] 0 pages in swap cache
[  424.398861]  ? print_usage_bug+0xc0/0xc0
[  424.402634] Swap cache stats: add 0, delete 0, find 0/0
[  424.406146]  ? print_usage_bug+0xc0/0xc0
[  424.410194] Free swap  = 0kB
[  424.415546]  ? __lock_acquire+0x62f/0x4c20
[  424.419578] Total swap = 0kB
[  424.422601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.426809] 1965979 pages RAM
[  424.429814]  ? should_fail+0x22d/0xd01
[  424.435318] 0 pages HighMem/MovableOnly
[  424.435326] 342854 pages reserved
[  424.438419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.442280] 0 pages cma reserved
[  424.446242]  ? __lock_acquire+0x62f/0x4c20
[  424.449719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.454762]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.458159] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.462328]  ? __lock_acquire+0x62f/0x4c20
[  424.468807] init cpuset=/ mems_allowed=0
[  424.473908]  ? should_fail+0x22d/0xd01
[  424.473924]  ? find_held_lock+0x36/0x1c0
[  424.499783]  ? mark_held_locks+0x130/0x130
[  424.504018]  ? mark_held_locks+0x130/0x130
[  424.508246]  ? zap_class+0x640/0x640
[  424.511955]  ? zap_class+0x640/0x640
[  424.515672]  ? print_usage_bug+0xc0/0xc0
[  424.519725]  ? do_raw_spin_unlock+0xa7/0x330
[  424.524130]  ? zap_class+0x640/0x640
[  424.527844]  ? print_usage_bug+0xc0/0xc0
[  424.531903]  ? wq_watchdog_touch+0x9c/0xfe
[  424.536137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.541673]  ? check_preemption_disabled+0x48/0x280
[  424.546694]  ? __lock_is_held+0xb5/0x140
[  424.550758]  __alloc_pages_nodemask+0xad8/0xea0
[  424.555436]  ? zap_class+0x640/0x640
[  424.559164]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  424.564187]  ? find_held_lock+0x36/0x1c0
[  424.568252]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.572922]  ? lock_downgrade+0x900/0x900
[  424.577075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.582615]  cache_grow_begin+0xa5/0x8c0
[  424.586669]  ? do_raw_spin_unlock+0xa7/0x330
[  424.591090]  fallback_alloc+0x204/0x2e0
[  424.595065]  ____cache_alloc_node+0x1c7/0x1e0
[  424.599561]  kmem_cache_alloc_node+0xe3/0x730
[  424.604061]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.608305]  __alloc_skb+0x119/0x770
[  424.612017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.617299]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.621702]  ? lock_downgrade+0x900/0x900
[  424.625855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.631388]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.636839]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.642286]  ? addrconf_rs_timer+0x690/0x690
[  424.646706]  ndisc_alloc_skb+0x144/0x340
[  424.650767]  ndisc_send_rs+0x331/0x6e0
[  424.654658]  addrconf_rs_timer+0x314/0x690
[  424.658894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.663132]  call_timer_fn+0x272/0x920
[  424.667018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.671263]  ? process_timeout+0x40/0x40
[  424.675326]  ? __run_timers+0x7da/0xc70
[  424.679297]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.683789]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.688277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.692509]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.697090]  ? trace_hardirqs_on+0xbd/0x310
[  424.701405]  ? kasan_check_read+0x11/0x20
[  424.705548]  ? __run_timers+0x7da/0xc70
[  424.709523]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.714626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.718862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.723091]  __run_timers+0x7e5/0xc70
[  424.726895]  ? timer_fixup_init+0x70/0x70
[  424.731038]  ? kasan_check_read+0x11/0x20
[  424.735184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.740455]  ? rcu_softirq_qs+0x20/0x20
[  424.744436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.749982]  ? check_preemption_disabled+0x48/0x280
[  424.755004]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.759757]  ? retint_kernel+0x2d/0x2d
[  424.763640]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.768565]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.773320]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.778768]  ? zap_class+0x640/0x640
[  424.782490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.788026]  ? check_preemption_disabled+0x48/0x280
[  424.793057]  ? __lock_is_held+0xb5/0x140
[  424.797114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.802651]  ? check_preemption_disabled+0x48/0x280
[  424.807667]  run_timer_softirq+0x52/0xb0
[  424.811723]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.816737]  __do_softirq+0x308/0xb7e
[  424.820536]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.825027]  ? lock_downgrade+0x900/0x900
[  424.829176]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.834300]  ? pvclock_read_flags+0x160/0x160
[  424.838797]  ? lapic_next_event+0x5a/0x90
[  424.842963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.848593]  ? kvm_clock_read+0x18/0x30
[  424.852563]  ? kvm_sched_clock_read+0x9/0x20
[  424.856976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.862513]  ? check_preemption_disabled+0x48/0x280
[  424.867533]  irq_exit+0x17f/0x1c0
[  424.870987]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.875828]  ? smp_reschedule_interrupt+0x109/0x650
[  424.880842]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.886720]  ? interrupt_entry+0xb5/0xc0
[  424.890779]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.895820]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.900835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.905674]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.910688]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.915698]  ? task_prio+0x50/0x50
[  424.919236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.924769]  ? check_preemption_disabled+0x48/0x280
[  424.929785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.934633]  apic_timer_interrupt+0xf/0x20
[  424.938857]  </IRQ>
[  424.941090] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  424.946019] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  424.964915] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  424.972619] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.979882] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  424.987147] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  424.994409] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  425.001696] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  425.008996]  skb_clone+0x1bb/0x500
[  425.012533]  ? finish_task_switch+0x1b4/0x910
[  425.017029]  ? skb_split+0x11e0/0x11e0
[  425.020913]  ? preempt_notifier_register+0x200/0x200
[  425.026011]  ? __switch_to_asm+0x34/0x70
[  425.030072]  ? __switch_to_asm+0x34/0x70
[  425.034126]  ? __switch_to_asm+0x40/0x70
[  425.038686]  ? __switch_to_asm+0x34/0x70
[  425.042743]  ? __switch_to_asm+0x40/0x70
[  425.046799]  ? __switch_to_asm+0x34/0x70
[  425.050856]  ? __switch_to_asm+0x40/0x70
[  425.054929]  ? __switch_to_asm+0x34/0x70
[  425.059090]  ? __switch_to_asm+0x34/0x70
[  425.063143]  ? __switch_to_asm+0x40/0x70
[  425.067199]  ? __switch_to_asm+0x34/0x70
[  425.071261]  bpf_clone_redirect+0xb9/0x490
[  425.075493]  ? __schedule+0x8d7/0x21d0
[  425.079379]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  425.084392]  ? __sched_text_start+0x8/0x8
[  425.088542]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.093305]  ? find_held_lock+0x36/0x1c0
[  425.097393]  ? lock_acquire+0x1ed/0x520
[  425.101366]  ? bpf_test_run+0x3cb/0x780
[  425.105336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.110872]  ? check_preemption_disabled+0x48/0x280
[  425.115894]  ? kasan_check_read+0x11/0x20
[  425.120038]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.125337]  ? rcu_softirq_qs+0x20/0x20
[  425.129308]  ? preempt_schedule+0x4d/0x60
[  425.133465]  ? ___preempt_schedule+0x16/0x18
[  425.137885]  ? bpf_test_run+0x25d/0x780
[  425.141946]  ? netlink_diag_dump+0x2a0/0x2a0
[  425.146352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.151883]  ? bpf_test_init.isra.10+0x70/0x100
[  425.156553]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  425.161328]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  425.166164]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  425.171697]  ? fput+0x130/0x1a0
[  425.175085]  ? __bpf_prog_get+0x9b/0x290
[  425.179162]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  425.184000]  ? bpf_prog_test_run+0x130/0x1a0
[  425.188406]  ? __x64_sys_bpf+0x3db/0x520
[  425.192470]  ? bpf_prog_get+0x20/0x20
[  425.196286]  ? do_syscall_64+0x1b9/0x820
[  425.200348]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  425.205707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.210635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.215475]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.220492]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.225507]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.230527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.235388]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  425.240772] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  425.240839] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  425.247002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.247010] Call Trace:
[  425.253564] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.262823]  <IRQ>
[  425.265388] syz-executor5 cpuset=syz5 mems_allowed=0
[  425.275863]  dump_stack+0x244/0x39d
[  425.286698]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.291897]  warn_alloc.cold.116+0xb7/0x1bd
[  425.296216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.301067]  ? lock_downgrade+0x900/0x900
[  425.305216]  ? trace_hardirqs_off+0xb8/0x310
[  425.309712]  ? trace_hardirqs_off+0xb8/0x310
[  425.314123]  __alloc_pages_slowpath+0x2651/0x2de0
[  425.318988]  ? warn_alloc+0x120/0x120
[  425.322787]  ? print_usage_bug+0xc0/0xc0
[  425.326845]  ? warn_alloc+0x120/0x120
[  425.330645]  ? warn_alloc+0x120/0x120
[  425.334452]  ? print_usage_bug+0xc0/0xc0
[  425.338599]  ? print_usage_bug+0xc0/0xc0
[  425.342659]  ? __lock_acquire+0x62f/0x4c20
[  425.346909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.352447]  ? should_fail+0x22d/0xd01
[  425.356332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.361443]  ? __lock_acquire+0x62f/0x4c20
[  425.365676]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.370772]  ? __lock_acquire+0x62f/0x4c20
[  425.375002]  ? should_fail+0x22d/0xd01
[  425.378887]  ? find_held_lock+0x36/0x1c0
[  425.382990]  ? mark_held_locks+0x130/0x130
[  425.387225]  ? mark_held_locks+0x130/0x130
[  425.391455]  ? zap_class+0x640/0x640
[  425.395180]  ? zap_class+0x640/0x640
[  425.398890]  ? print_usage_bug+0xc0/0xc0
[  425.402943]  ? do_raw_spin_unlock+0xa7/0x330
[  425.407347]  ? zap_class+0x640/0x640
[  425.411055]  ? print_usage_bug+0xc0/0xc0
[  425.415114]  ? wq_watchdog_touch+0x9c/0xfe
[  425.419346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.424882]  ? check_preemption_disabled+0x48/0x280
[  425.429902]  ? __lock_is_held+0xb5/0x140
[  425.433962]  __alloc_pages_nodemask+0xad8/0xea0
[  425.438625]  ? zap_class+0x640/0x640
[  425.442337]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  425.447356]  ? find_held_lock+0x36/0x1c0
[  425.451433]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.456098]  ? lock_downgrade+0x900/0x900
[  425.460246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.465784]  cache_grow_begin+0xa5/0x8c0
[  425.469841]  ? do_raw_spin_unlock+0xa7/0x330
[  425.474251]  fallback_alloc+0x204/0x2e0
[  425.478229]  ____cache_alloc_node+0x1c7/0x1e0
[  425.482726]  kmem_cache_alloc_node+0xe3/0x730
[  425.487216]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.491457]  __alloc_skb+0x119/0x770
[  425.495171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.500445]  ? netdev_alloc_frag+0x1f0/0x1f0
[  425.504949]  ? lock_downgrade+0x900/0x900
[  425.509100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.514648]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.520099]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.525547]  ? addrconf_rs_timer+0x690/0x690
[  425.529963]  ndisc_alloc_skb+0x144/0x340
[  425.534025]  ndisc_send_rs+0x331/0x6e0
[  425.537913]  addrconf_rs_timer+0x314/0x690
[  425.542147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.546471]  call_timer_fn+0x272/0x920
[  425.550353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.554584]  ? process_timeout+0x40/0x40
[  425.558648]  ? mark_held_locks+0xc7/0x130
[  425.562796]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.567283]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.571774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.576006]  ? lockdep_hardirqs_on+0x296/0x5b0
[  425.580586]  ? trace_hardirqs_on+0xbd/0x310
[  425.584902]  ? kasan_check_read+0x11/0x20
[  425.589044]  ? __run_timers+0x7da/0xc70
[  425.593025]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.598126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.602371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.606608]  __run_timers+0x7e5/0xc70
[  425.610422]  ? timer_fixup_init+0x70/0x70
[  425.614569]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.619580]  ? zap_class+0x640/0x640
[  425.623302]  ? print_usage_bug+0xc0/0xc0
[  425.627361]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.632562]  ? find_held_lock+0x36/0x1c0
[  425.636638]  ? zap_class+0x640/0x640
[  425.640352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.645889]  ? check_preemption_disabled+0x48/0x280
[  425.650999]  ? __lock_is_held+0xb5/0x140
[  425.655057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.660589]  ? check_preemption_disabled+0x48/0x280
[  425.665609]  run_timer_softirq+0x52/0xb0
[  425.669667]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.674681]  __do_softirq+0x308/0xb7e
[  425.678496]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.682999]  ? lock_downgrade+0x900/0x900
[  425.687147]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.692253]  ? pvclock_read_flags+0x160/0x160
[  425.696746]  ? lapic_next_event+0x5a/0x90
[  425.700896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.706436]  ? kvm_clock_read+0x18/0x30
[  425.710413]  ? kvm_sched_clock_read+0x9/0x20
[  425.714819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.720365]  ? check_preemption_disabled+0x48/0x280
[  425.725408]  irq_exit+0x17f/0x1c0
[  425.728873]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.733710]  ? smp_reschedule_interrupt+0x109/0x650
[  425.738723]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.744604]  ? interrupt_entry+0xb5/0xc0
[  425.748662]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.753671]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.758683]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.763535]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.768547]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.773583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.778428]  apic_timer_interrupt+0xf/0x20
[  425.782652]  </IRQ>
[  425.784885] RIP: 0010:lock_release+0x51d/0xa00
[  425.789471] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  425.808365] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  425.816095] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  425.823360] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  425.830635] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  425.837922] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  425.845209] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  425.852495]  ? list_lru_count_one+0x25b/0x450
[  425.856988]  ? lock_downgrade+0x900/0x900
[  425.861134]  ? check_preemption_disabled+0x48/0x280
[  425.866149]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.871529]  ? kasan_check_read+0x11/0x20
[  425.875681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.880952]  ? rcu_softirq_qs+0x20/0x20
[  425.884941]  list_lru_count_one+0x282/0x450
[  425.889260]  ? list_lru_isolate_move+0x3c0/0x3c0
[  425.894096]  ? shmem_free_inode+0xd0/0xd0
[  425.898245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.903792]  ? ubifs_shrink_count+0xc4/0x100
[  425.908314]  super_cache_count+0x1b9/0x2e0
[  425.912563]  do_shrink_slab+0x1b1/0xd30
[  425.916558]  ? snapshot_refaults+0x290/0x290
[  425.920965]  ? lock_release+0xa00/0xa00
[  425.924941]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  425.929878]  ? down_read_trylock+0xda/0x140
[  425.934198]  ? shrink_slab+0x207/0x8c0
[  425.938081]  ? downgrade_write+0x270/0x270
[  425.942320]  shrink_slab+0x389/0x8c0
[  425.946045]  ? shrink_active_list+0x1f00/0x1f00
[  425.950731]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  425.956364]  ? __lock_acquire+0x62f/0x4c20
[  425.960616]  ? percpu_ref_get_many+0x240/0x240
[  425.965209]  ? print_usage_bug+0xc0/0xc0
[  425.969273]  shrink_node+0x431/0x16b0
[  425.973070]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  425.978369]  ? shrink_node_memcg+0x18f0/0x18f0
[  425.982956]  ? kvm_clock_read+0x18/0x30
[  425.986941]  ? ktime_get+0x2c1/0x400
[  425.990655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.995150]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.000682]  ? __cpuset_node_allowed+0x19b/0x660
[  426.005433]  ? mark_held_locks+0x130/0x130
[  426.009664]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  426.015379]  ? zap_class+0x640/0x640
[  426.019096]  do_try_to_free_pages+0x3e7/0x1290
[  426.023672]  ? zap_class+0x640/0x640
[  426.027403]  ? shrink_node+0x16b0/0x16b0
[  426.031473]  ? __lock_is_held+0xb5/0x140
[  426.035540]  try_to_free_pages+0x4d0/0xb90
[  426.039775]  ? do_try_to_free_pages+0x1290/0x1290
[  426.044637]  ? lock_acquire+0x1ed/0x520
[  426.048606]  ? set_page_refcounted+0x280/0x280
[  426.053189]  ? lock_release+0xa00/0xa00
[  426.057159]  ? _raw_spin_unlock_irq+0x60/0x80
[  426.061651]  ? psi_memstall_enter+0x240/0x2b0
[  426.066141]  ? psi_memstall_tick+0x230/0x230
[  426.070554]  __alloc_pages_slowpath+0xa48/0x2de0
[  426.075330]  ? warn_alloc+0x120/0x120
[  426.079136]  ? mark_held_locks+0x130/0x130
[  426.083383]  ? find_get_entry+0xaae/0x1120
[  426.087636]  ? filemap_map_pages+0x1a20/0x1a20
[  426.092217]  ? zap_class+0x640/0x640
[  426.095945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.101480]  ? check_preemption_disabled+0x48/0x280
[  426.106495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.112027]  ? should_fail+0x22d/0xd01
[  426.115913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.121025]  ? zap_class+0x640/0x640
[  426.124759]  ? __lock_is_held+0xb5/0x140
[  426.128822]  ? mark_held_locks+0x130/0x130
[  426.133054]  ? lock_release+0xa00/0xa00
[  426.137026]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.142474]  ? xa_load+0x2ba/0x460
[  426.146023]  ? lock_downgrade+0x900/0x900
[  426.150172]  ? __might_sleep+0x95/0x190
[  426.154161]  __alloc_pages_nodemask+0xad8/0xea0
[  426.158831]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  426.163843]  ? __page_cache_alloc+0x191/0x5c0
[  426.168351]  ? xa_load+0x2e1/0x460
[  426.171891]  ? xa_clear_mark+0x40/0x40
[  426.175779]  ? zap_class+0x640/0x640
[  426.179498]  ? zap_class+0x640/0x640
[  426.183207]  ? zap_class+0x640/0x640
[  426.186934]  ? __do_page_cache_readahead+0x663/0x810
[  426.192051]  ? find_held_lock+0x36/0x1c0
[  426.196112]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  426.201649]  alloc_pages_current+0x173/0x350
[  426.206057]  __page_cache_alloc+0x38c/0x5c0
[  426.210378]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.215302]  ? kasan_check_read+0x11/0x20
[  426.219451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.224726]  ? generic_perform_write+0x6a0/0x6a0
[  426.229477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.235022]  ? check_preemption_disabled+0x48/0x280
[  426.240044]  filemap_fault+0x1595/0x25f0
[  426.244114]  ? __lock_page_or_retry+0xa00/0xa00
[  426.248782]  ? mark_held_locks+0x130/0x130
[  426.253020]  ? filemap_map_pages+0xd6b/0x1a20
[  426.257514]  ? lock_downgrade+0x900/0x900
[  426.261656]  ? check_preemption_disabled+0x48/0x280
[  426.266669]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.271608]  ? kasan_check_read+0x11/0x20
[  426.275750]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.281021]  ? rcu_softirq_qs+0x20/0x20
[  426.285002]  ? filemap_map_pages+0xd92/0x1a20
[  426.289496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.295035]  ? find_get_entries_tag+0x1400/0x1400
[  426.299879]  ? __lock_acquire+0x62f/0x4c20
[  426.304216]  ? lock_acquire+0x1ed/0x520
[  426.308190]  ? ext4_filemap_fault+0x7a/0xad
[  426.312513]  ? lock_release+0xa00/0xa00
[  426.316482]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.321927]  ? print_usage_bug+0xc0/0xc0
[  426.326083]  ? print_usage_bug+0xc0/0xc0
[  426.330237]  ? down_read+0x8d/0x120
[  426.333859]  ? ext4_filemap_fault+0x7a/0xad
[  426.338180]  ? __down_interruptible+0x700/0x700
[  426.342853]  ext4_filemap_fault+0x82/0xad
[  426.346997]  __do_fault+0x100/0x6b0
[  426.350626]  ? pmd_devmap_trans_unstable+0x220/0x220
[  426.355731]  ? mark_held_locks+0x130/0x130
[  426.359961]  ? mark_held_locks+0x130/0x130
[  426.364204]  ? find_held_lock+0x36/0x1c0
[  426.368281]  ? find_held_lock+0x36/0x1c0
[  426.372351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.377889]  __handle_mm_fault+0x3ea0/0x5be0
[  426.382297]  ? poll_select_copy_remaining+0x18c/0x6a0
[  426.387498]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  426.392352]  ? __might_fault+0x12b/0x1e0
[  426.396414]  ? lock_downgrade+0x900/0x900
[  426.400566]  ? zap_class+0x640/0x640
[  426.404274]  ? zap_class+0x640/0x640
[  426.407992]  ? find_held_lock+0x36/0x1c0
[  426.412059]  ? handle_mm_fault+0x42a/0xc70
[  426.416309]  ? lock_downgrade+0x900/0x900
[  426.420462]  ? check_preemption_disabled+0x48/0x280
[  426.425483]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.430408]  ? kasan_check_read+0x11/0x20
[  426.434564]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.439836]  ? rcu_softirq_qs+0x20/0x20
[  426.443809]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.448921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.454453]  ? check_preemption_disabled+0x48/0x280
[  426.459478]  handle_mm_fault+0x54f/0xc70
[  426.463540]  ? __handle_mm_fault+0x5be0/0x5be0
[  426.468125]  ? find_vma+0x34/0x190
[  426.471670]  __do_page_fault+0x5e8/0xe60
[  426.475726]  ? trace_hardirqs_off+0xb8/0x310
[  426.480139]  do_page_fault+0xf2/0x7e0
[  426.483935]  ? vmalloc_sync_all+0x30/0x30
[  426.488080]  ? error_entry+0x70/0xd0
[  426.491792]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.496806]  ? trace_hardirqs_on_caller+0xc0/0x310
[  426.501731]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.506654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.511497]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.516508]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.521956]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.526972]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.531985]  ? page_fault+0x8/0x30
[  426.535524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.540369]  ? page_fault+0x8/0x30
[  426.543907]  page_fault+0x1e/0x30
[  426.547357] RIP: 0033:0x7fee66c9ddd3
[  426.551081] Code: Bad RIP value.
[  426.554450] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  426.559807] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  426.567071] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  426.574344] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  426.581605] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  426.588956] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  426.596242] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  426.596247] warn_alloc_show_mem: 1 callbacks suppressed
[  426.596253] Mem-Info:
[  426.603711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.609092] active_anon:56807 inactive_anon:186 isolated_anon:0
[  426.609092]  active_file:13 inactive_file:13 isolated_file:0
[  426.609092]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.609092]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  426.609092]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  426.609092]  free:13758 free_pcp:197 free_cma:0
[  426.611460] Call Trace:
[  426.620838] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.653680]  <IRQ>
[  426.656256] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.683849]  dump_stack+0x244/0x39d
[  426.685962] lowmem_reserve[]: 0 2818 6321 6321
[  426.712156]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.715753] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  426.720339]  warn_alloc.cold.116+0xb7/0x1bd
[  426.725491] lowmem_reserve[]: 0 0 3503 3503
[  426.753074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.757381] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  426.761702]  ? lock_downgrade+0x900/0x900
[  426.766514] lowmem_reserve[]: 0 0 0 0
[  426.795404]  ? trace_hardirqs_off+0xb8/0x310
[  426.799523] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  426.803325]  ? trace_hardirqs_off+0xb8/0x310
[  426.807704] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  426.821224]  __alloc_pages_slowpath+0x2651/0x2de0
[  426.825601] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  426.840874]  ? warn_alloc+0x120/0x120
[  426.845679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.860575]  ? print_usage_bug+0xc0/0xc0
[  426.864357] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.873173]  ? warn_alloc+0x120/0x120
[  426.877208] 270 total pagecache pages
[  426.885773]  ? warn_alloc+0x120/0x120
[  426.889558] 0 pages in swap cache
[  426.893354]  ? print_usage_bug+0xc0/0xc0
[  426.897130] Swap cache stats: add 0, delete 0, find 0/0
[  426.900566]  ? kvm_clock_read+0x18/0x30
[  426.904687] Free swap  = 0kB
[  426.910052]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.913999] Total swap = 0kB
[  426.917019]  ? print_usage_bug+0xc0/0xc0
[  426.922009] 1965979 pages RAM
[  426.925101]  ? __lock_acquire+0x62f/0x4c20
[  426.929134] 0 pages HighMem/MovableOnly
[  426.932230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.936431] 342854 pages reserved
[  426.936439] 0 pages cma reserved
[  426.940407]  ? should_fail+0x22d/0xd01
[  426.946014] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.949380]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.949398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.952811] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.956627]  ? __lock_acquire+0x62f/0x4c20
[  426.963090] init cpuset=/ mems_allowed=0
[  426.968357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.996489]  ? __lock_acquire+0x62f/0x4c20
[  427.000732]  ? should_fail+0x22d/0xd01
[  427.004614]  ? rcu_irq_exit+0x1a2/0x390
[  427.008594]  ? mark_held_locks+0x130/0x130
[  427.012827]  ? mark_held_locks+0x130/0x130
[  427.017144]  ? mark_held_locks+0xc7/0x130
[  427.021297]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.026324]  ? zap_class+0x640/0x640
[  427.030144]  ? print_usage_bug+0xc0/0xc0
[  427.034205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.040249]  ? check_preemption_disabled+0x48/0x280
[  427.045287]  ? __lock_is_held+0xb5/0x140
[  427.049352]  __alloc_pages_nodemask+0xad8/0xea0
[  427.054017]  ? zap_class+0x640/0x640
[  427.057734]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  427.062755]  ? find_held_lock+0x36/0x1c0
[  427.066828]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.071494]  ? lock_downgrade+0x900/0x900
[  427.075645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.081180]  cache_grow_begin+0xa5/0x8c0
[  427.085237]  ? do_raw_spin_unlock+0xa7/0x330
[  427.089657]  fallback_alloc+0x204/0x2e0
[  427.093635]  ____cache_alloc_node+0x1c7/0x1e0
[  427.098134]  kmem_cache_alloc_node+0xe3/0x730
[  427.102629]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.106871]  __alloc_skb+0x119/0x770
[  427.110581]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.115873]  ? netdev_alloc_frag+0x1f0/0x1f0
[  427.120284]  ? lock_downgrade+0x900/0x900
[  427.124436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.129968]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.135431]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.140879]  ? addrconf_rs_timer+0x690/0x690
[  427.145299]  ndisc_alloc_skb+0x144/0x340
[  427.149373]  ndisc_send_rs+0x331/0x6e0
[  427.153270]  addrconf_rs_timer+0x314/0x690
[  427.157505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.161746]  call_timer_fn+0x272/0x920
[  427.165634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.169879]  ? process_timeout+0x40/0x40
[  427.173941]  ? __run_timers+0x7da/0xc70
[  427.177925]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.182418]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.186909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.191143]  ? lockdep_hardirqs_on+0x296/0x5b0
[  427.195725]  ? trace_hardirqs_on+0xbd/0x310
[  427.200040]  ? kasan_check_read+0x11/0x20
[  427.204181]  ? __run_timers+0x7da/0xc70
[  427.208152]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.213262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.217501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.221735]  __run_timers+0x7e5/0xc70
[  427.225546]  ? timer_fixup_init+0x70/0x70
[  427.229689]  ? kasan_check_read+0x11/0x20
[  427.233836]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.239123]  ? rcu_softirq_qs+0x20/0x20
[  427.243095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.248630]  ? check_preemption_disabled+0x48/0x280
[  427.253651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.258406]  ? retint_kernel+0x2d/0x2d
[  427.262289]  ? trace_hardirqs_on_caller+0xc0/0x310
[  427.267214]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.272204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.277653]  ? zap_class+0x640/0x640
[  427.281370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.286921]  ? check_preemption_disabled+0x48/0x280
[  427.291943]  ? __lock_is_held+0xb5/0x140
[  427.296006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.301540]  ? check_preemption_disabled+0x48/0x280
[  427.306559]  run_timer_softirq+0x52/0xb0
[  427.310618]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.315631]  __do_softirq+0x308/0xb7e
[  427.319431]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.323938]  ? lock_downgrade+0x900/0x900
[  427.328107]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.333213]  ? pvclock_read_flags+0x160/0x160
[  427.337710]  ? lapic_next_event+0x5a/0x90
[  427.341863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.347402]  ? kvm_clock_read+0x18/0x30
[  427.351372]  ? kvm_sched_clock_read+0x9/0x20
[  427.355781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.361316]  ? check_preemption_disabled+0x48/0x280
[  427.366335]  irq_exit+0x17f/0x1c0
[  427.369785]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.374628]  ? smp_reschedule_interrupt+0x109/0x650
[  427.379658]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.385539]  ? interrupt_entry+0xb5/0xc0
[  427.389599]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.394610]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.399625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.404468]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.409484]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.414495]  ? task_prio+0x50/0x50
[  427.418035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.423571]  ? check_preemption_disabled+0x48/0x280
[  427.428587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.433436]  apic_timer_interrupt+0xf/0x20
[  427.437665]  </IRQ>
[  427.439900] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  427.444827] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  427.463722] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  427.471432] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.478698] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  427.485975] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  427.493244] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  427.500508] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  427.507803]  skb_clone+0x1bb/0x500
[  427.511357]  ? finish_task_switch+0x1b4/0x910
[  427.515851]  ? skb_split+0x11e0/0x11e0
[  427.519736]  ? preempt_notifier_register+0x200/0x200
[  427.524842]  ? __switch_to_asm+0x34/0x70
[  427.528983]  ? __switch_to_asm+0x34/0x70
[  427.533051]  ? __switch_to_asm+0x40/0x70
[  427.537108]  ? __switch_to_asm+0x34/0x70
[  427.541165]  ? __switch_to_asm+0x40/0x70
[  427.545228]  ? __switch_to_asm+0x34/0x70
[  427.549285]  ? __switch_to_asm+0x40/0x70
[  427.553430]  ? __switch_to_asm+0x34/0x70
[  427.557484]  ? __switch_to_asm+0x34/0x70
[  427.561543]  ? __switch_to_asm+0x40/0x70
[  427.565599]  ? __switch_to_asm+0x34/0x70
[  427.569659]  bpf_clone_redirect+0xb9/0x490
[  427.573893]  ? __schedule+0x8d7/0x21d0
[  427.577784]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  427.582803]  ? __sched_text_start+0x8/0x8
[  427.586950]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.591728]  ? find_held_lock+0x36/0x1c0
[  427.595818]  ? lock_acquire+0x1ed/0x520
[  427.599789]  ? bpf_test_run+0x3cb/0x780
[  427.603761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.609315]  ? check_preemption_disabled+0x48/0x280
[  427.614330]  ? kasan_check_read+0x11/0x20
[  427.618474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.623750]  ? rcu_softirq_qs+0x20/0x20
[  427.627723]  ? preempt_schedule+0x4d/0x60
[  427.631873]  ? ___preempt_schedule+0x16/0x18
[  427.636286]  ? bpf_test_run+0x25d/0x780
[  427.640297]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.644712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.650249]  ? bpf_test_init.isra.10+0x70/0x100
[  427.654918]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  427.659678]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.664515]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.670051]  ? fput+0x130/0x1a0
[  427.673333]  ? __bpf_prog_get+0x9b/0x290
[  427.677407]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.682260]  ? bpf_prog_test_run+0x130/0x1a0
[  427.686683]  ? __x64_sys_bpf+0x3db/0x520
[  427.690744]  ? bpf_prog_get+0x20/0x20
[  427.694559]  ? do_syscall_64+0x1b9/0x820
[  427.698615]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.703975]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.708899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.713745]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.718757]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.723770]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.728788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.733633]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.739011] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  427.739071] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.745247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.745252] Call Trace:
[  427.745257]  <IRQ>
[  427.745273]  dump_stack+0x244/0x39d
[  427.745292]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.751984] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.761116]  warn_alloc.cold.116+0xb7/0x1bd
[  427.761133]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.763858] syz-executor5 cpuset=syz5 mems_allowed=0
[  427.765998]  ? lock_downgrade+0x900/0x900
[  427.766020]  ? trace_hardirqs_off+0xb8/0x310
[  427.808098]  ? trace_hardirqs_off+0xb8/0x310
[  427.812509]  __alloc_pages_slowpath+0x2651/0x2de0
[  427.817372]  ? warn_alloc+0x120/0x120
[  427.821171]  ? print_usage_bug+0xc0/0xc0
[  427.825239]  ? warn_alloc+0x120/0x120
[  427.829043]  ? warn_alloc+0x120/0x120
[  427.832841]  ? print_usage_bug+0xc0/0xc0
[  427.836902]  ? kvm_clock_read+0x18/0x30
[  427.840875]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.845889]  ? print_usage_bug+0xc0/0xc0
[  427.849947]  ? __lock_acquire+0x62f/0x4c20
[  427.854183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.859729]  ? should_fail+0x22d/0xd01
[  427.863613]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.869375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.874476]  ? __lock_acquire+0x62f/0x4c20
[  427.878726]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.883825]  ? __lock_acquire+0x62f/0x4c20
[  427.888054]  ? should_fail+0x22d/0xd01
[  427.891934]  ? rcu_irq_exit+0x1a2/0x390
[  427.895913]  ? mark_held_locks+0x130/0x130
[  427.900145]  ? mark_held_locks+0x130/0x130
[  427.904397]  ? mark_held_locks+0xc7/0x130
[  427.908540]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.913554]  ? zap_class+0x640/0x640
[  427.917262]  ? print_usage_bug+0xc0/0xc0
[  427.921323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.926859]  ? check_preemption_disabled+0x48/0x280
[  427.931882]  ? __lock_is_held+0xb5/0x140
[  427.935946]  __alloc_pages_nodemask+0xad8/0xea0
[  427.940612]  ? zap_class+0x640/0x640
[  427.944332]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  427.949357]  ? find_held_lock+0x36/0x1c0
[  427.953422]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.958086]  ? lock_downgrade+0x900/0x900
[  427.962241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.967780]  cache_grow_begin+0xa5/0x8c0
[  427.971835]  ? do_raw_spin_unlock+0xa7/0x330
[  427.976251]  fallback_alloc+0x204/0x2e0
[  427.980230]  ____cache_alloc_node+0x1c7/0x1e0
[  427.984727]  kmem_cache_alloc_node+0xe3/0x730
[  427.989223]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.993469]  __alloc_skb+0x119/0x770
[  427.997178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.002465]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.006895]  ? lock_downgrade+0x900/0x900
[  428.011046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.016585]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.022032]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.027478]  ? addrconf_rs_timer+0x690/0x690
[  428.031894]  ndisc_alloc_skb+0x144/0x340
[  428.035956]  ndisc_send_rs+0x331/0x6e0
[  428.039843]  addrconf_rs_timer+0x314/0x690
[  428.044082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.048322]  call_timer_fn+0x272/0x920
[  428.052213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.056443]  ? process_timeout+0x40/0x40
[  428.060508]  ? mark_held_locks+0xc7/0x130
[  428.064652]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.069142]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.073634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.077874]  ? lockdep_hardirqs_on+0x296/0x5b0
[  428.082454]  ? trace_hardirqs_on+0xbd/0x310
[  428.086771]  ? kasan_check_read+0x11/0x20
[  428.090914]  ? __run_timers+0x7da/0xc70
[  428.094887]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.099991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.104226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.108454]  __run_timers+0x7e5/0xc70
[  428.112259]  ? timer_fixup_init+0x70/0x70
[  428.116405]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.121416]  ? zap_class+0x640/0x640
[  428.125133]  ? print_usage_bug+0xc0/0xc0
[  428.129208]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.134402]  ? find_held_lock+0x36/0x1c0
[  428.138463]  ? zap_class+0x640/0x640
[  428.142185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.147724]  ? check_preemption_disabled+0x48/0x280
[  428.152745]  ? __lock_is_held+0xb5/0x140
[  428.156802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.162335]  ? check_preemption_disabled+0x48/0x280
[  428.167351]  run_timer_softirq+0x52/0xb0
[  428.171406]  ? rcu_read_lock_sched_held+0x14f/0x180
[  428.176418]  __do_softirq+0x308/0xb7e
[  428.180217]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  428.184706]  ? lock_downgrade+0x900/0x900
[  428.188856]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  428.193962]  ? pvclock_read_flags+0x160/0x160
[  428.198457]  ? lapic_next_event+0x5a/0x90
[  428.202617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.208158]  ? kvm_clock_read+0x18/0x30
[  428.212141]  ? kvm_sched_clock_read+0x9/0x20
[  428.216554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.222087]  ? check_preemption_disabled+0x48/0x280
[  428.227108]  irq_exit+0x17f/0x1c0
[  428.230558]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.235399]  ? smp_reschedule_interrupt+0x109/0x650
[  428.240413]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.246292]  ? interrupt_entry+0xb5/0xc0
[  428.250348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.255357]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.260375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.265215]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.270231]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.275251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.280097]  apic_timer_interrupt+0xf/0x20
[  428.284330]  </IRQ>
[  428.286568] RIP: 0010:lock_release+0x51d/0xa00
[  428.291146] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  428.310067] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  428.317772] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  428.325039] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  428.332308] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  428.339572] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  428.346835] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  428.354126]  ? list_lru_count_one+0x25b/0x450
[  428.358627]  ? lock_downgrade+0x900/0x900
[  428.362775]  ? check_preemption_disabled+0x48/0x280
[  428.367794]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.372719]  ? kasan_check_read+0x11/0x20
[  428.376862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.382132]  ? rcu_softirq_qs+0x20/0x20
[  428.386125]  list_lru_count_one+0x282/0x450
[  428.390463]  ? list_lru_isolate_move+0x3c0/0x3c0
[  428.395215]  ? shmem_free_inode+0xd0/0xd0
[  428.399377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.404908]  ? ubifs_shrink_count+0xc4/0x100
[  428.409317]  super_cache_count+0x1b9/0x2e0
[  428.413552]  do_shrink_slab+0x1b1/0xd30
[  428.417535]  ? snapshot_refaults+0x290/0x290
[  428.421939]  ? lock_release+0xa00/0xa00
[  428.425916]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  428.430853]  ? down_read_trylock+0xda/0x140
[  428.435178]  ? shrink_slab+0x207/0x8c0
[  428.439062]  ? downgrade_write+0x270/0x270
[  428.443304]  shrink_slab+0x389/0x8c0
[  428.447015]  ? shrink_active_list+0x1f00/0x1f00
[  428.451689]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  428.457312]  ? __lock_acquire+0x62f/0x4c20
[  428.461561]  ? percpu_ref_get_many+0x240/0x240
[  428.466165]  ? print_usage_bug+0xc0/0xc0
[  428.470234]  shrink_node+0x431/0x16b0
[  428.474031]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  428.479324]  ? shrink_node_memcg+0x18f0/0x18f0
[  428.483909]  ? kvm_clock_read+0x18/0x30
[  428.487884]  ? ktime_get+0x2c1/0x400
[  428.491613]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  428.496112]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.501651]  ? __cpuset_node_allowed+0x19b/0x660
[  428.506400]  ? mark_held_locks+0x130/0x130
[  428.510632]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  428.516435]  ? zap_class+0x640/0x640
[  428.520162]  do_try_to_free_pages+0x3e7/0x1290
[  428.524739]  ? zap_class+0x640/0x640
[  428.528462]  ? shrink_node+0x16b0/0x16b0
[  428.532522]  ? __lock_is_held+0xb5/0x140
[  428.536685]  try_to_free_pages+0x4d0/0xb90
[  428.540928]  ? do_try_to_free_pages+0x1290/0x1290
[  428.545778]  ? lock_acquire+0x1ed/0x520
[  428.549749]  ? set_page_refcounted+0x280/0x280
[  428.554331]  ? lock_release+0xa00/0xa00
[  428.558302]  ? _raw_spin_unlock_irq+0x60/0x80
[  428.562798]  ? psi_memstall_enter+0x240/0x2b0
[  428.567467]  ? psi_memstall_tick+0x230/0x230
[  428.571881]  __alloc_pages_slowpath+0xa48/0x2de0
[  428.576660]  ? warn_alloc+0x120/0x120
[  428.580454]  ? mark_held_locks+0x130/0x130
[  428.584691]  ? find_get_entry+0xaae/0x1120
[  428.588928]  ? filemap_map_pages+0x1a20/0x1a20
[  428.593511]  ? zap_class+0x640/0x640
[  428.597227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.602759]  ? check_preemption_disabled+0x48/0x280
[  428.607773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.613391]  ? should_fail+0x22d/0xd01
[  428.617293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.622396]  ? zap_class+0x640/0x640
[  428.626138]  ? __lock_is_held+0xb5/0x140
[  428.630208]  ? mark_held_locks+0x130/0x130
[  428.634442]  ? lock_release+0xa00/0xa00
[  428.638418]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.643861]  ? xa_load+0x2ba/0x460
[  428.647405]  ? lock_downgrade+0x900/0x900
[  428.651562]  ? __might_sleep+0x95/0x190
[  428.655540]  __alloc_pages_nodemask+0xad8/0xea0
[  428.660209]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  428.665223]  ? __page_cache_alloc+0x191/0x5c0
[  428.669710]  ? xa_load+0x2e1/0x460
[  428.673254]  ? xa_clear_mark+0x40/0x40
[  428.677151]  ? zap_class+0x640/0x640
[  428.680867]  ? zap_class+0x640/0x640
[  428.684589]  ? zap_class+0x640/0x640
[  428.688301]  ? __do_page_cache_readahead+0x663/0x810
[  428.693421]  ? find_held_lock+0x36/0x1c0
[  428.697485]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  428.703028]  alloc_pages_current+0x173/0x350
[  428.707464]  __page_cache_alloc+0x38c/0x5c0
[  428.711780]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.716707]  ? kasan_check_read+0x11/0x20
[  428.720851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.726133]  ? generic_perform_write+0x6a0/0x6a0
[  428.730890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.736424]  ? check_preemption_disabled+0x48/0x280
[  428.741455]  filemap_fault+0x1595/0x25f0
[  428.745523]  ? __lock_page_or_retry+0xa00/0xa00
[  428.750190]  ? mark_held_locks+0x130/0x130
[  428.754429]  ? filemap_map_pages+0xd6b/0x1a20
[  428.758951]  ? lock_downgrade+0x900/0x900
[  428.763094]  ? check_preemption_disabled+0x48/0x280
[  428.768143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.773066]  ? kasan_check_read+0x11/0x20
[  428.777209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.782481]  ? rcu_softirq_qs+0x20/0x20
[  428.786476]  ? filemap_map_pages+0xd92/0x1a20
[  428.790982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.796523]  ? find_get_entries_tag+0x1400/0x1400
[  428.801370]  ? __lock_acquire+0x62f/0x4c20
[  428.805620]  ? lock_acquire+0x1ed/0x520
[  428.809589]  ? ext4_filemap_fault+0x7a/0xad
[  428.813911]  ? lock_release+0xa00/0xa00
[  428.817883]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.823332]  ? print_usage_bug+0xc0/0xc0
[  428.827406]  ? print_usage_bug+0xc0/0xc0
[  428.831472]  ? down_read+0x8d/0x120
[  428.835092]  ? ext4_filemap_fault+0x7a/0xad
[  428.839414]  ? __down_interruptible+0x700/0x700
[  428.844086]  ext4_filemap_fault+0x82/0xad
[  428.848236]  __do_fault+0x100/0x6b0
[  428.851862]  ? pmd_devmap_trans_unstable+0x220/0x220
[  428.856964]  ? mark_held_locks+0x130/0x130
[  428.861197]  ? mark_held_locks+0x130/0x130
[  428.865424]  ? find_held_lock+0x36/0x1c0
[  428.869486]  ? find_held_lock+0x36/0x1c0
[  428.873542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.879079]  __handle_mm_fault+0x3ea0/0x5be0
[  428.883492]  ? poll_select_copy_remaining+0x18c/0x6a0
[  428.888690]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  428.893549]  ? __might_fault+0x12b/0x1e0
[  428.897612]  ? lock_downgrade+0x900/0x900
[  428.901766]  ? zap_class+0x640/0x640
[  428.905485]  ? zap_class+0x640/0x640
[  428.909202]  ? find_held_lock+0x36/0x1c0
[  428.913268]  ? handle_mm_fault+0x42a/0xc70
[  428.917499]  ? lock_downgrade+0x900/0x900
[  428.921643]  ? check_preemption_disabled+0x48/0x280
[  428.926673]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.931599]  ? kasan_check_read+0x11/0x20
[  428.935747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.941017]  ? rcu_softirq_qs+0x20/0x20
[  428.944989]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.950087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.955633]  ? check_preemption_disabled+0x48/0x280
[  428.960651]  handle_mm_fault+0x54f/0xc70
[  428.964711]  ? __handle_mm_fault+0x5be0/0x5be0
[  428.969294]  ? find_vma+0x34/0x190
[  428.972836]  __do_page_fault+0x5e8/0xe60
[  428.976892]  ? trace_hardirqs_off+0xb8/0x310
[  428.981304]  do_page_fault+0xf2/0x7e0
[  428.985110]  ? vmalloc_sync_all+0x30/0x30
[  428.989257]  ? error_entry+0x70/0xd0
[  428.992967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.997978]  ? trace_hardirqs_on_caller+0xc0/0x310
[  429.002905]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.007830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.012670]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.017681]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.023134]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.028149]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.033166]  ? page_fault+0x8/0x30
[  429.036957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.041806]  ? page_fault+0x8/0x30
[  429.045343]  page_fault+0x1e/0x30
[  429.048790] RIP: 0033:0x7fee66c9ddd3
[  429.052529] Code: Bad RIP value.
[  429.055893] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  429.061251] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  429.068535] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  429.075800] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  429.083066] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  429.090335] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  429.097625] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  429.097629] warn_alloc_show_mem: 1 callbacks suppressed
[  429.097636] Mem-Info:
[  429.105003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.110367] active_anon:56807 inactive_anon:186 isolated_anon:0
[  429.110367]  active_file:13 inactive_file:13 isolated_file:0
[  429.110367]  unevictable:0 dirty:0 writeback:0 unstable:0
[  429.110367]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  429.110367]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  429.110367]  free:13758 free_pcp:197 free_cma:0
[  429.112734] Call Trace:
[  429.122124] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.154958]  <IRQ>
[  429.157527] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.185134]  dump_stack+0x244/0x39d
[  429.187253] lowmem_reserve[]: 0 2818 6321 6321
[  429.213355]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.216959] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  429.221542]  warn_alloc.cold.116+0xb7/0x1bd
[  429.226863] lowmem_reserve[]: 0 0 3503 3503
[  429.254469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.258759] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  429.263082]  ? lock_downgrade+0x900/0x900
[  429.267890] lowmem_reserve[]: 0 0 0 0
[  429.296778]  ? trace_hardirqs_off+0xb8/0x310
[  429.300896] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  429.304695]  ? trace_hardirqs_off+0xb8/0x310
[  429.309081] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  429.322602]  __alloc_pages_slowpath+0x2651/0x2de0
[  429.326978] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  429.342248]  ? warn_alloc+0x120/0x120
[  429.347050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.361949]  ? warn_alloc+0x120/0x120
[  429.365726] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.374545]  ? warn_alloc+0x120/0x120
[  429.378315] 270 total pagecache pages
[  429.386875]  ? print_usage_bug+0xc0/0xc0
[  429.390654] 0 pages in swap cache
[  429.394433]  ? print_usage_bug+0xc0/0xc0
[  429.398471] Swap cache stats: add 0, delete 0, find 0/0
[  429.401912]  ? print_usage_bug+0xc0/0xc0
[  429.405943] Free swap  = 0kB
[  429.411297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.415323] Total swap = 0kB
[  429.415331] 1965979 pages RAM
[  429.418337]  ? should_fail+0x22d/0xd01
[  429.423842] 0 pages HighMem/MovableOnly
[  429.423849] 342854 pages reserved
[  429.426858]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.429933] 0 pages cma reserved
[  429.433833]  ? __lock_acquire+0x62f/0x4c20
[  429.437830] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.441252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.441268]  ? should_fail+0x22d/0xd01
[  429.446395] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.449697]  ? print_usage_bug+0xc0/0xc0
[  429.453903] init cpuset=/ mems_allowed=0
[  429.460387]  ? mark_held_locks+0x130/0x130
[  429.491345]  ? mark_held_locks+0x130/0x130
[  429.495591]  ? zap_class+0x640/0x640
[  429.499317]  ? zap_class+0x640/0x640
[  429.503023]  ? zap_class+0x640/0x640
[  429.506737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.512274]  ? check_preemption_disabled+0x48/0x280
[  429.517296]  ? __lock_is_held+0xb5/0x140
[  429.521358]  __alloc_pages_nodemask+0xad8/0xea0
[  429.526023]  ? zap_class+0x640/0x640
[  429.529835]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  429.534859]  ? find_held_lock+0x36/0x1c0
[  429.538947]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.543615]  ? lock_downgrade+0x900/0x900
[  429.547764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.553302]  cache_grow_begin+0xa5/0x8c0
[  429.557363]  ? do_raw_spin_unlock+0xa7/0x330
[  429.561774]  fallback_alloc+0x204/0x2e0
[  429.565753]  ____cache_alloc_node+0x1c7/0x1e0
[  429.570247]  kmem_cache_alloc_node+0xe3/0x730
[  429.574739]  ? trace_hardirqs_on+0xbd/0x310
[  429.579063]  ? kasan_check_read+0x11/0x20
[  429.583209]  ? debug_object_active_state+0x2f5/0x4d0
[  429.588314]  __alloc_skb+0x119/0x770
[  429.592023]  ? mark_held_locks+0xc7/0x130
[  429.596180]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.600586]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.605169]  ? trace_hardirqs_on+0xbd/0x310
[  429.609484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.614756]  ? debug_object_deactivate+0x450/0x450
[  429.619677]  ? call_rcu+0xb/0x10
[  429.623044]  ? zap_class+0x640/0x640
[  429.626764]  ? check_preemption_disabled+0x48/0x280
[  429.631774]  ? ip_mtu_from_fib_result+0x5e0/0x5e0
[  429.636619]  ? get_stack_info+0x37/0x142
[  429.640673]  ? get_stack_info+0x37/0x142
[  429.644736]  alloc_skb_with_frags+0x133/0x7d0
[  429.649225]  ? find_held_lock+0x36/0x1c0
[  429.653290]  ? skb_complete_wifi_ack+0x1b0/0x1b0
[  429.658049]  ? lock_downgrade+0x900/0x900
[  429.662197]  ? check_preemption_disabled+0x48/0x280
[  429.667318]  sock_alloc_send_pskb+0x87a/0xaf0
[  429.671816]  ? rcu_softirq_qs+0x20/0x20
[  429.675784]  ? unwind_dump+0x190/0x190
[  429.679670]  ? sock_wmalloc+0x1f0/0x1f0
[  429.683643]  ? kernel_text_address+0x79/0xf0
[  429.688138]  ? __kernel_text_address+0xd/0x40
[  429.692630]  ? unwind_get_return_address+0x61/0xa0
[  429.697565]  ? __save_stack_trace+0x8d/0xf0
[  429.701895]  ? save_stack+0xa9/0xd0
[  429.705519]  ? save_stack+0x43/0xd0
[  429.709140]  ? kasan_kmalloc+0xc7/0xe0
[  429.713020]  ? kmem_cache_alloc_trace+0x152/0x750
[  429.717864]  ? ip_setup_cork+0x6b9/0x8a0
[  429.721920]  ? ip_append_data.part.49+0x13c/0x170
[  429.726858]  ? ip_append_data+0x6d/0x90
[  429.730834]  sock_alloc_send_skb+0x32/0x40
[  429.735076]  __ip_append_data.isra.48+0x15b8/0x2980
[  429.740097]  ? icmp_push_reply+0x510/0x510
[  429.744330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.749869]  ? ip_generic_getfrag+0x2e0/0x2e0
[  429.754379]  ? __lock_is_held+0xb5/0x140
[  429.758435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.763968]  ? ipv4_mtu+0x39f/0x590
[  429.767593]  ? rt_acct_proc_show+0x370/0x370
[  429.771996]  ? ip_setup_cork+0x6b9/0x8a0
[  429.776064]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.781078]  ? kmem_cache_alloc_trace+0x353/0x750
[  429.785924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.791459]  ip_append_data.part.49+0xef/0x170
[  429.796046]  ? icmp_push_reply+0x510/0x510
[  429.800282]  ip_append_data+0x6d/0x90
[  429.804077]  ? icmp_push_reply+0x510/0x510
[  429.808310]  icmp_push_reply+0x18e/0x510
[  429.812376]  icmp_send+0x153b/0x1bd0
[  429.816121]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  429.821829]  ? zap_class+0x640/0x640
[  429.825544]  ? mark_held_locks+0xc7/0x130
[  429.829717]  ? lock_downgrade+0x900/0x900
[  429.833865]  ? lock_acquire+0x1ed/0x520
[  429.837837]  ? neigh_timer_handler+0xa0/0xdf0
[  429.842329]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  429.846736]  ipv4_link_failure+0x2c/0x220
[  429.850878]  ? ipv4_link_failure+0x2c/0x220
[  429.855196]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  429.859604]  arp_error_report+0xd1/0x1c0
[  429.863683]  neigh_invalidate+0x246/0x550
[  429.868354]  neigh_timer_handler+0xb07/0xdf0
[  429.872779]  ? neigh_periodic_work+0xc60/0xc60
[  429.877360]  ? __lock_is_held+0xb5/0x140
[  429.881447]  call_timer_fn+0x272/0x920
[  429.885327]  ? neigh_periodic_work+0xc60/0xc60
[  429.889905]  ? process_timeout+0x40/0x40
[  429.893968]  ? __run_timers+0x7da/0xc70
[  429.897941]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.902429]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.906917]  ? neigh_periodic_work+0xc60/0xc60
[  429.911494]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.916079]  ? trace_hardirqs_on+0xbd/0x310
[  429.920397]  ? kasan_check_read+0x11/0x20
[  429.924557]  ? __run_timers+0x7da/0xc70
[  429.928533]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.933646]  ? neigh_periodic_work+0xc60/0xc60
[  429.938220]  __run_timers+0x7e5/0xc70
[  429.942035]  ? timer_fixup_init+0x70/0x70
[  429.946179]  ? kasan_check_read+0x11/0x20
[  429.950322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.955593]  ? rcu_softirq_qs+0x20/0x20
[  429.959570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.965109]  ? check_preemption_disabled+0x48/0x280
[  429.970128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.974885]  ? retint_kernel+0x2d/0x2d
[  429.979380]  ? trace_hardirqs_on_caller+0xc0/0x310
[  429.984305]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.989073]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.994522]  ? zap_class+0x640/0x640
[  429.998244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.003868]  ? check_preemption_disabled+0x48/0x280
[  430.008888]  ? __lock_is_held+0xb5/0x140
[  430.012944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.018480]  ? check_preemption_disabled+0x48/0x280
[  430.023497]  run_timer_softirq+0x52/0xb0
[  430.027562]  ? rcu_read_lock_sched_held+0x14f/0x180
[  430.032587]  __do_softirq+0x308/0xb7e
[  430.036387]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.040879]  ? lock_downgrade+0x900/0x900
[  430.045036]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.050167]  ? pvclock_read_flags+0x160/0x160
[  430.054660]  ? lapic_next_event+0x5a/0x90
[  430.058807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.064344]  ? kvm_clock_read+0x18/0x30
[  430.068314]  ? kvm_sched_clock_read+0x9/0x20
[  430.072722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.078255]  ? check_preemption_disabled+0x48/0x280
[  430.083289]  irq_exit+0x17f/0x1c0
[  430.086741]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.091578]  ? smp_reschedule_interrupt+0x109/0x650
[  430.096593]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.102472]  ? interrupt_entry+0xb5/0xc0
[  430.106539]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.111551]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.116563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.121407]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.126416]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.131425]  ? task_prio+0x50/0x50
[  430.134963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.140496]  ? check_preemption_disabled+0x48/0x280
[  430.145523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.150367]  apic_timer_interrupt+0xf/0x20
[  430.154591]  </IRQ>
[  430.156830] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.161756] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  430.180648] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  430.188351] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.195614] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  430.202879] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  430.210145] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  430.217406] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  430.224790]  skb_clone+0x1bb/0x500
[  430.228329]  ? finish_task_switch+0x1b4/0x910
[  430.232821]  ? skb_split+0x11e0/0x11e0
[  430.236726]  ? preempt_notifier_register+0x200/0x200
[  430.241824]  ? __switch_to_asm+0x34/0x70
[  430.245881]  ? __switch_to_asm+0x34/0x70
[  430.249937]  ? __switch_to_asm+0x40/0x70
[  430.254002]  ? __switch_to_asm+0x34/0x70
[  430.258059]  ? __switch_to_asm+0x40/0x70
[  430.262114]  ? __switch_to_asm+0x34/0x70
[  430.266169]  ? __switch_to_asm+0x40/0x70
[  430.270222]  ? __switch_to_asm+0x34/0x70
[  430.274282]  ? __switch_to_asm+0x34/0x70
[  430.278347]  ? __switch_to_asm+0x40/0x70
[  430.282401]  ? __switch_to_asm+0x34/0x70
[  430.286471]  bpf_clone_redirect+0xb9/0x490
[  430.290700]  ? __schedule+0x8d7/0x21d0
[  430.294590]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  430.299606]  ? __sched_text_start+0x8/0x8
[  430.303752]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.308605]  ? find_held_lock+0x36/0x1c0
[  430.312669]  ? lock_acquire+0x1ed/0x520
[  430.316728]  ? bpf_test_run+0x3cb/0x780
[  430.320701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.326237]  ? check_preemption_disabled+0x48/0x280
[  430.331267]  ? kasan_check_read+0x11/0x20
[  430.335437]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.340713]  ? rcu_softirq_qs+0x20/0x20
[  430.344699]  ? preempt_schedule+0x4d/0x60
[  430.348847]  ? ___preempt_schedule+0x16/0x18
[  430.353259]  ? bpf_test_run+0x25d/0x780
[  430.357244]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.361658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.367204]  ? bpf_test_init.isra.10+0x70/0x100
[  430.371876]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  430.376636]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.381474]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.387013]  ? fput+0x130/0x1a0
[  430.390292]  ? __bpf_prog_get+0x9b/0x290
[  430.394353]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.399191]  ? bpf_prog_test_run+0x130/0x1a0
[  430.403597]  ? __x64_sys_bpf+0x3db/0x520
[  430.407657]  ? bpf_prog_get+0x20/0x20
[  430.411472]  ? do_syscall_64+0x1b9/0x820
[  430.415530]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.420894]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.425819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.430658]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.435672]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.440692]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.445708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.450552]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.455930] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  430.456085] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.462173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.472637] syz-executor5 cpuset=syz5 mems_allowed=0
[  430.481979] Call Trace:
[  430.489629]  <IRQ>
[  430.491787]  dump_stack+0x244/0x39d
[  430.495414]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.500611]  warn_alloc.cold.116+0xb7/0x1bd
[  430.504933]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.509773]  ? lock_downgrade+0x900/0x900
[  430.513925]  ? trace_hardirqs_off+0xb8/0x310
[  430.518343]  ? trace_hardirqs_off+0xb8/0x310
[  430.522753]  __alloc_pages_slowpath+0x2651/0x2de0
[  430.527618]  ? warn_alloc+0x120/0x120
[  430.531419]  ? print_usage_bug+0xc0/0xc0
[  430.535481]  ? warn_alloc+0x120/0x120
[  430.539284]  ? warn_alloc+0x120/0x120
[  430.543082]  ? print_usage_bug+0xc0/0xc0
[  430.547166]  ? print_usage_bug+0xc0/0xc0
[  430.551228]  ? __lock_acquire+0x62f/0x4c20
[  430.555468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.561013]  ? should_fail+0x22d/0xd01
[  430.564900]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.570011]  ? __lock_acquire+0x62f/0x4c20
[  430.574247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.579347]  ? __lock_acquire+0x62f/0x4c20
[  430.583575]  ? should_fail+0x22d/0xd01
[  430.587459]  ? find_held_lock+0x36/0x1c0
[  430.591523]  ? mark_held_locks+0x130/0x130
[  430.595781]  ? mark_held_locks+0x130/0x130
[  430.600013]  ? zap_class+0x640/0x640
[  430.603726]  ? zap_class+0x640/0x640
[  430.607439]  ? print_usage_bug+0xc0/0xc0
[  430.611494]  ? do_raw_spin_unlock+0xa7/0x330
[  430.615898]  ? zap_class+0x640/0x640
[  430.619606]  ? print_usage_bug+0xc0/0xc0
[  430.623662]  ? wq_watchdog_touch+0x9c/0xfe
[  430.627896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.633432]  ? check_preemption_disabled+0x48/0x280
[  430.638451]  ? __lock_is_held+0xb5/0x140
[  430.642512]  __alloc_pages_nodemask+0xad8/0xea0
[  430.647177]  ? zap_class+0x640/0x640
[  430.650891]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  430.655914]  ? find_held_lock+0x36/0x1c0
[  430.659992]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.664661]  ? lock_downgrade+0x900/0x900
[  430.668995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.674531]  cache_grow_begin+0xa5/0x8c0
[  430.678586]  ? do_raw_spin_unlock+0xa7/0x330
[  430.683002]  fallback_alloc+0x204/0x2e0
[  430.686986]  ____cache_alloc_node+0x1c7/0x1e0
[  430.691482]  kmem_cache_alloc_node+0xe3/0x730
[  430.695989]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.700228]  __alloc_skb+0x119/0x770
[  430.703938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.709223]  ? netdev_alloc_frag+0x1f0/0x1f0
[  430.713624]  ? lock_downgrade+0x900/0x900
[  430.717772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.723302]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.728755]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.734203]  ? addrconf_rs_timer+0x690/0x690
[  430.738615]  ndisc_alloc_skb+0x144/0x340
[  430.742678]  ndisc_send_rs+0x331/0x6e0
[  430.746570]  addrconf_rs_timer+0x314/0x690
[  430.750817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.755060]  call_timer_fn+0x272/0x920
[  430.758943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.763188]  ? process_timeout+0x40/0x40
[  430.767254]  ? mark_held_locks+0xc7/0x130
[  430.771400]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.775890]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.780382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.784610]  ? lockdep_hardirqs_on+0x296/0x5b0
[  430.789188]  ? trace_hardirqs_on+0xbd/0x310
[  430.793520]  ? kasan_check_read+0x11/0x20
[  430.797663]  ? __run_timers+0x7da/0xc70
[  430.801633]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.806734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.810981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.815209]  __run_timers+0x7e5/0xc70
[  430.819018]  ? timer_fixup_init+0x70/0x70
[  430.823167]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.828181]  ? zap_class+0x640/0x640
[  430.831897]  ? print_usage_bug+0xc0/0xc0
[  430.835967]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.841163]  ? find_held_lock+0x36/0x1c0
[  430.845224]  ? zap_class+0x640/0x640
[  430.848939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.854486]  ? check_preemption_disabled+0x48/0x280
[  430.859505]  ? __lock_is_held+0xb5/0x140
[  430.863561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.869094]  ? check_preemption_disabled+0x48/0x280
[  430.874110]  run_timer_softirq+0x52/0xb0
[  430.878171]  ? rcu_read_lock_sched_held+0x14f/0x180
[  430.883189]  __do_softirq+0x308/0xb7e
[  430.886990]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.891479]  ? lock_downgrade+0x900/0x900
[  430.895631]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.900736]  ? pvclock_read_flags+0x160/0x160
[  430.905230]  ? lapic_next_event+0x5a/0x90
[  430.909375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.914914]  ? kvm_clock_read+0x18/0x30
[  430.918899]  ? kvm_sched_clock_read+0x9/0x20
[  430.923307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.928862]  ? check_preemption_disabled+0x48/0x280
[  430.933882]  irq_exit+0x17f/0x1c0
[  430.937336]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.942177]  ? smp_reschedule_interrupt+0x109/0x650
[  430.947191]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.953070]  ? interrupt_entry+0xb5/0xc0
[  430.957128]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.962145]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.967167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.972007]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.977020]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.982042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.986886]  apic_timer_interrupt+0xf/0x20
[  430.991109]  </IRQ>
[  430.993344] RIP: 0010:lock_release+0x51d/0xa00
[  430.997922] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  431.016830] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  431.024531] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  431.031797] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  431.039321] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  431.046602] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  431.053867] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  431.061160]  ? list_lru_count_one+0x25b/0x450
[  431.065657]  ? lock_downgrade+0x900/0x900
[  431.069805]  ? check_preemption_disabled+0x48/0x280
[  431.074822]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.079746]  ? kasan_check_read+0x11/0x20
[  431.083889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.089161]  ? rcu_softirq_qs+0x20/0x20
[  431.093142]  list_lru_count_one+0x282/0x450
[  431.097460]  ? list_lru_isolate_move+0x3c0/0x3c0
[  431.102324]  ? shmem_free_inode+0xd0/0xd0
[  431.106474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.112007]  ? ubifs_shrink_count+0xc4/0x100
[  431.116416]  super_cache_count+0x1b9/0x2e0
[  431.120650]  do_shrink_slab+0x1b1/0xd30
[  431.124657]  ? snapshot_refaults+0x290/0x290
[  431.129067]  ? lock_release+0xa00/0xa00
[  431.133042]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  431.137977]  ? down_read_trylock+0xda/0x140
[  431.142294]  ? shrink_slab+0x207/0x8c0
[  431.146178]  ? downgrade_write+0x270/0x270
[  431.150505]  shrink_slab+0x389/0x8c0
[  431.154217]  ? shrink_active_list+0x1f00/0x1f00
[  431.158887]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  431.164519]  ? __lock_acquire+0x62f/0x4c20
[  431.168767]  ? percpu_ref_get_many+0x240/0x240
[  431.173365]  ? print_usage_bug+0xc0/0xc0
[  431.177442]  shrink_node+0x431/0x16b0
[  431.181238]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  431.186532]  ? shrink_node_memcg+0x18f0/0x18f0
[  431.191117]  ? kvm_clock_read+0x18/0x30
[  431.195089]  ? ktime_get+0x2c1/0x400
[  431.198805]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  431.203297]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.208830]  ? __cpuset_node_allowed+0x19b/0x660
[  431.213581]  ? mark_held_locks+0x130/0x130
[  431.217812]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  431.223523]  ? zap_class+0x640/0x640
[  431.227242]  do_try_to_free_pages+0x3e7/0x1290
[  431.231819]  ? zap_class+0x640/0x640
[  431.235547]  ? shrink_node+0x16b0/0x16b0
[  431.239609]  ? __lock_is_held+0xb5/0x140
[  431.243676]  try_to_free_pages+0x4d0/0xb90
[  431.247935]  ? do_try_to_free_pages+0x1290/0x1290
[  431.252783]  ? lock_acquire+0x1ed/0x520
[  431.256776]  ? set_page_refcounted+0x280/0x280
[  431.261359]  ? lock_release+0xa00/0xa00
[  431.265333]  ? _raw_spin_unlock_irq+0x60/0x80
[  431.269829]  ? psi_memstall_enter+0x240/0x2b0
[  431.274319]  ? psi_memstall_tick+0x230/0x230
[  431.278734]  __alloc_pages_slowpath+0xa48/0x2de0
[  431.283514]  ? warn_alloc+0x120/0x120
[  431.287312]  ? mark_held_locks+0x130/0x130
[  431.291549]  ? find_get_entry+0xaae/0x1120
[  431.295801]  ? filemap_map_pages+0x1a20/0x1a20
[  431.300384]  ? zap_class+0x640/0x640
[  431.304103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.309642]  ? check_preemption_disabled+0x48/0x280
[  431.314657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.320193]  ? should_fail+0x22d/0xd01
[  431.324078]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.329178]  ? zap_class+0x640/0x640
[  431.332917]  ? __lock_is_held+0xb5/0x140
[  431.336992]  ? mark_held_locks+0x130/0x130
[  431.341227]  ? lock_release+0xa00/0xa00
[  431.345198]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.350642]  ? xa_load+0x2ba/0x460
[  431.354180]  ? lock_downgrade+0x900/0x900
[  431.358335]  ? __might_sleep+0x95/0x190
[  431.362309]  __alloc_pages_nodemask+0xad8/0xea0
[  431.366982]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  431.371996]  ? __page_cache_alloc+0x191/0x5c0
[  431.376483]  ? xa_load+0x2e1/0x460
[  431.380017]  ? xa_clear_mark+0x40/0x40
[  431.383908]  ? zap_class+0x640/0x640
[  431.387629]  ? zap_class+0x640/0x640
[  431.391338]  ? zap_class+0x640/0x640
[  431.395052]  ? __do_page_cache_readahead+0x663/0x810
[  431.400156]  ? find_held_lock+0x36/0x1c0
[  431.404227]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  431.409766]  alloc_pages_current+0x173/0x350
[  431.414175]  __page_cache_alloc+0x38c/0x5c0
[  431.418491]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.423415]  ? kasan_check_read+0x11/0x20
[  431.427712]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.432988]  ? generic_perform_write+0x6a0/0x6a0
[  431.437740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.443277]  ? check_preemption_disabled+0x48/0x280
[  431.448294]  filemap_fault+0x1595/0x25f0
[  431.452362]  ? __lock_page_or_retry+0xa00/0xa00
[  431.457034]  ? mark_held_locks+0x130/0x130
[  431.461271]  ? filemap_map_pages+0xd6b/0x1a20
[  431.465763]  ? lock_downgrade+0x900/0x900
[  431.469918]  ? check_preemption_disabled+0x48/0x280
[  431.474934]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.479857]  ? kasan_check_read+0x11/0x20
[  431.484008]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.489279]  ? rcu_softirq_qs+0x20/0x20
[  431.493265]  ? filemap_map_pages+0xd92/0x1a20
[  431.497757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.503296]  ? find_get_entries_tag+0x1400/0x1400
[  431.508137]  ? __lock_acquire+0x62f/0x4c20
[  431.512482]  ? lock_acquire+0x1ed/0x520
[  431.516449]  ? ext4_filemap_fault+0x7a/0xad
[  431.520796]  ? lock_release+0xa00/0xa00
[  431.524767]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.530215]  ? print_usage_bug+0xc0/0xc0
[  431.534272]  ? print_usage_bug+0xc0/0xc0
[  431.538339]  ? down_read+0x8d/0x120
[  431.541959]  ? ext4_filemap_fault+0x7a/0xad
[  431.546281]  ? __down_interruptible+0x700/0x700
[  431.550955]  ext4_filemap_fault+0x82/0xad
[  431.555098]  __do_fault+0x100/0x6b0
[  431.558724]  ? pmd_devmap_trans_unstable+0x220/0x220
[  431.563825]  ? mark_held_locks+0x130/0x130
[  431.568058]  ? mark_held_locks+0x130/0x130
[  431.572286]  ? find_held_lock+0x36/0x1c0
[  431.576347]  ? find_held_lock+0x36/0x1c0
[  431.580406]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.585953]  __handle_mm_fault+0x3ea0/0x5be0
[  431.590357]  ? poll_select_copy_remaining+0x18c/0x6a0
[  431.595547]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  431.600391]  ? __might_fault+0x12b/0x1e0
[  431.604447]  ? lock_downgrade+0x900/0x900
[  431.608599]  ? zap_class+0x640/0x640
[  431.612311]  ? zap_class+0x640/0x640
[  431.616026]  ? find_held_lock+0x36/0x1c0
[  431.620091]  ? handle_mm_fault+0x42a/0xc70
[  431.624322]  ? lock_downgrade+0x900/0x900
[  431.628481]  ? check_preemption_disabled+0x48/0x280
[  431.633583]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.638506]  ? kasan_check_read+0x11/0x20
[  431.642649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.647951]  ? rcu_softirq_qs+0x20/0x20
[  431.651924]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.657025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.662733]  ? check_preemption_disabled+0x48/0x280
[  431.667751]  handle_mm_fault+0x54f/0xc70
[  431.671813]  ? __handle_mm_fault+0x5be0/0x5be0
[  431.676491]  ? find_vma+0x34/0x190
[  431.680037]  __do_page_fault+0x5e8/0xe60
[  431.684092]  ? trace_hardirqs_off+0xb8/0x310
[  431.688503]  do_page_fault+0xf2/0x7e0
[  431.692300]  ? vmalloc_sync_all+0x30/0x30
[  431.696448]  ? error_entry+0x70/0xd0
[  431.700159]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.705170]  ? trace_hardirqs_on_caller+0xc0/0x310
[  431.710097]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.715109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.719949]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.724959]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.730585]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.735598]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.740611]  ? page_fault+0x8/0x30
[  431.744148]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.748987]  ? page_fault+0x8/0x30
[  431.752527]  page_fault+0x1e/0x30
[  431.755975] RIP: 0033:0x7fee66c9ddd3
[  431.759695] Code: Bad RIP value.
[  431.763052] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  431.768408] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  431.775685] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  431.782952] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  431.790214] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  431.797480] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  431.804770] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  431.804775] warn_alloc_show_mem: 1 callbacks suppressed
[  431.804781] Mem-Info:
[  431.812141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.817506] active_anon:56807 inactive_anon:186 isolated_anon:0
[  431.817506]  active_file:13 inactive_file:13 isolated_file:0
[  431.817506]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.817506]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  431.817506]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  431.817506]  free:13758 free_pcp:197 free_cma:0
[  431.819878] Call Trace:
[  431.829258] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.862099]  <IRQ>
[  431.864665] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.892505]  dump_stack+0x244/0x39d
[  431.894631] lowmem_reserve[]: 0 2818 6321 6321
[  431.921253]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.924861] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  431.929443]  warn_alloc.cold.116+0xb7/0x1bd
[  431.934599] lowmem_reserve[]: 0 0 3503 3503
[  431.962176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.966470] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  431.970798]  ? lock_downgrade+0x900/0x900
[  431.975606] lowmem_reserve[]: 0 0 0 0
[  432.004580]  ? trace_hardirqs_off+0xb8/0x310
[  432.008699] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  432.012608]  ? trace_hardirqs_off+0xb8/0x310
[  432.016985] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  432.030504]  __alloc_pages_slowpath+0x2651/0x2de0
[  432.034887] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  432.050179]  ? warn_alloc+0x120/0x120
[  432.054981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.069880]  ? warn_alloc+0x120/0x120
[  432.073660] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.082481]  ? warn_alloc+0x120/0x120
[  432.086252] 270 total pagecache pages
[  432.094828]  ? print_usage_bug+0xc0/0xc0
[  432.098618] 0 pages in swap cache
[  432.102403]  ? print_usage_bug+0xc0/0xc0
[  432.106436] Swap cache stats: add 0, delete 0, find 0/0
[  432.106443] Free swap  = 0kB
[  432.109883]  ? zap_class+0x640/0x640
[  432.113914] Total swap = 0kB
[  432.119270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.122257] 1965979 pages RAM
[  432.125957]  ? should_fail+0x22d/0xd01
[  432.128943] 0 pages HighMem/MovableOnly
[  432.128950] 342854 pages reserved
[  432.134473]  ? get_stack_info+0x37/0x142
[  432.137549] 0 pages cma reserved
[  432.141436]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.145435] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.148827]  ? __lock_acquire+0x62f/0x4c20
[  432.152963] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.156233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.161306] init cpuset=/ mems_allowed=0
[  432.167782]  ? __lock_acquire+0x62f/0x4c20
[  432.167797]  ? should_fail+0x22d/0xd01
[  432.198938]  ? mark_held_locks+0x130/0x130
[  432.203173]  ? mark_held_locks+0x130/0x130
[  432.207405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.212678]  ? rcu_softirq_qs+0x20/0x20
[  432.216647]  ? rcu_softirq_qs+0x20/0x20
[  432.220613]  ? unwind_dump+0x190/0x190
[  432.224497]  ? zap_class+0x640/0x640
[  432.228211]  ? print_usage_bug+0xc0/0xc0
[  432.232274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.237812]  ? check_preemption_disabled+0x48/0x280
[  432.242846]  ? __lock_is_held+0xb5/0x140
[  432.246910]  __alloc_pages_nodemask+0xad8/0xea0
[  432.251573]  ? zap_class+0x640/0x640
[  432.255285]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  432.260306]  ? find_held_lock+0x36/0x1c0
[  432.264723]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.269391]  ? lock_downgrade+0x900/0x900
[  432.273543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.279080]  cache_grow_begin+0xa5/0x8c0
[  432.283135]  ? do_raw_spin_unlock+0xa7/0x330
[  432.287545]  fallback_alloc+0x204/0x2e0
[  432.291519]  ____cache_alloc_node+0x1c7/0x1e0
[  432.296104]  kmem_cache_alloc_node+0xe3/0x730
[  432.300600]  ? pskb_put+0xb0/0xb0
[  432.304056]  __alloc_skb+0x119/0x770
[  432.307771]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.312177]  ? atomic_notifier_call_chain+0xc6/0x190
[  432.317284]  ? lock_downgrade+0x900/0x900
[  432.321428]  ? check_preemption_disabled+0x48/0x280
[  432.326445]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.331372]  ? kasan_check_read+0x11/0x20
[  432.335515]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.340789]  ? rcu_softirq_qs+0x20/0x20
[  432.344764]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  432.349186]  ? do_raw_write_trylock+0x270/0x270
[  432.353857]  __neigh_notify+0x8c/0x160
[  432.357745]  neigh_timer_handler+0x6cb/0xdf0
[  432.362242]  ? neigh_periodic_work+0xc60/0xc60
[  432.366829]  ? __lock_is_held+0xb5/0x140
[  432.370900]  call_timer_fn+0x272/0x920
[  432.374783]  ? neigh_periodic_work+0xc60/0xc60
[  432.379366]  ? process_timeout+0x40/0x40
[  432.383433]  ? __run_timers+0x7da/0xc70
[  432.387409]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.391898]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.396385]  ? neigh_periodic_work+0xc60/0xc60
[  432.400987]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.405568]  ? trace_hardirqs_on+0xbd/0x310
[  432.409890]  ? kasan_check_read+0x11/0x20
[  432.414034]  ? __run_timers+0x7da/0xc70
[  432.418010]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.423119]  ? neigh_periodic_work+0xc60/0xc60
[  432.427699]  __run_timers+0x7e5/0xc70
[  432.431510]  ? timer_fixup_init+0x70/0x70
[  432.435657]  ? kasan_check_read+0x11/0x20
[  432.439801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.445080]  ? rcu_softirq_qs+0x20/0x20
[  432.449050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.454584]  ? check_preemption_disabled+0x48/0x280
[  432.459602]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.464357]  ? retint_kernel+0x2d/0x2d
[  432.468240]  ? trace_hardirqs_on_caller+0xc0/0x310
[  432.473166]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.477923]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.483384]  ? zap_class+0x640/0x640
[  432.487100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.492635]  ? check_preemption_disabled+0x48/0x280
[  432.497658]  ? __lock_is_held+0xb5/0x140
[  432.501729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.507263]  ? check_preemption_disabled+0x48/0x280
[  432.512277]  run_timer_softirq+0x52/0xb0
[  432.516341]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.521366]  __do_softirq+0x308/0xb7e
[  432.525252]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.529743]  ? lock_downgrade+0x900/0x900
[  432.534066]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.539171]  ? pvclock_read_flags+0x160/0x160
[  432.543666]  ? lapic_next_event+0x5a/0x90
[  432.547819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.553366]  ? kvm_clock_read+0x18/0x30
[  432.557340]  ? kvm_sched_clock_read+0x9/0x20
[  432.561748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.567281]  ? check_preemption_disabled+0x48/0x280
[  432.572299]  irq_exit+0x17f/0x1c0
[  432.575753]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.580590]  ? smp_reschedule_interrupt+0x109/0x650
[  432.585619]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.591498]  ? interrupt_entry+0xb5/0xc0
[  432.595557]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.600568]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.605579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.610433]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.615531]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.620544]  ? task_prio+0x50/0x50
[  432.624080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.629615]  ? check_preemption_disabled+0x48/0x280
[  432.634632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.639478]  apic_timer_interrupt+0xf/0x20
[  432.643729]  </IRQ>
[  432.645969] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  432.650896] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  432.669808] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  432.677511] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  432.684775] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  432.692044] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  432.699311] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  432.706574] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  432.713873]  skb_clone+0x1bb/0x500
[  432.717412]  ? finish_task_switch+0x1b4/0x910
[  432.721903]  ? skb_split+0x11e0/0x11e0
[  432.725797]  ? preempt_notifier_register+0x200/0x200
[  432.730899]  ? __switch_to_asm+0x34/0x70
[  432.734958]  ? __switch_to_asm+0x34/0x70
[  432.739011]  ? __switch_to_asm+0x40/0x70
[  432.743067]  ? __switch_to_asm+0x34/0x70
[  432.747122]  ? __switch_to_asm+0x40/0x70
[  432.751177]  ? __switch_to_asm+0x34/0x70
[  432.755231]  ? __switch_to_asm+0x40/0x70
[  432.759287]  ? __switch_to_asm+0x34/0x70
[  432.763346]  ? __switch_to_asm+0x34/0x70
[  432.767404]  ? __switch_to_asm+0x40/0x70
[  432.771467]  ? __switch_to_asm+0x34/0x70
[  432.775535]  bpf_clone_redirect+0xb9/0x490
[  432.779769]  ? __schedule+0x8d7/0x21d0
[  432.783664]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  432.788678]  ? __sched_text_start+0x8/0x8
[  432.792821]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.797583]  ? find_held_lock+0x36/0x1c0
[  432.801648]  ? lock_acquire+0x1ed/0x520
[  432.805617]  ? bpf_test_run+0x3cb/0x780
[  432.809594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.815128]  ? check_preemption_disabled+0x48/0x280
[  432.820147]  ? kasan_check_read+0x11/0x20
[  432.824290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.829569]  ? rcu_softirq_qs+0x20/0x20
[  432.833544]  ? preempt_schedule+0x4d/0x60
[  432.837689]  ? ___preempt_schedule+0x16/0x18
[  432.842101]  ? bpf_test_run+0x25d/0x780
[  432.846081]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.850488]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.856021]  ? bpf_test_init.isra.10+0x70/0x100
[  432.860698]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  432.865458]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.870303]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.875836]  ? fput+0x130/0x1a0
[  432.879117]  ? __bpf_prog_get+0x9b/0x290
[  432.883177]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.888019]  ? bpf_prog_test_run+0x130/0x1a0
[  432.892533]  ? __x64_sys_bpf+0x3db/0x520
[  432.896595]  ? bpf_prog_get+0x20/0x20
[  432.900416]  ? do_syscall_64+0x1b9/0x820
[  432.904487]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.909847]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.914777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.919617]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.924630]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.929643]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.934660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.939512]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.944892] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  432.945048] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.951127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.951132] Call Trace:
[  432.951142]  <IRQ>
[  432.951159]  dump_stack+0x244/0x39d
[  432.961771] syz-executor5 cpuset=syz5 mems_allowed=0
[  432.971125]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.971153]  warn_alloc.cold.116+0xb7/0x1bd
[  432.994092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.998935]  ? lock_downgrade+0x900/0x900
[  433.003086]  ? trace_hardirqs_off+0xb8/0x310
[  433.007497]  ? trace_hardirqs_off+0xb8/0x310
[  433.011912]  __alloc_pages_slowpath+0x2651/0x2de0
[  433.016787]  ? warn_alloc+0x120/0x120
[  433.020586]  ? print_usage_bug+0xc0/0xc0
[  433.024643]  ? warn_alloc+0x120/0x120
[  433.028459]  ? warn_alloc+0x120/0x120
[  433.032257]  ? print_usage_bug+0xc0/0xc0
[  433.036620]  ? kvm_clock_read+0x18/0x30
[  433.040608]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.045641]  ? print_usage_bug+0xc0/0xc0
[  433.049701]  ? __lock_acquire+0x62f/0x4c20
[  433.053951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.059485]  ? should_fail+0x22d/0xd01
[  433.063373]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.068472]  ? __lock_acquire+0x62f/0x4c20
[  433.072706]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.077804]  ? __lock_acquire+0x62f/0x4c20
[  433.082034]  ? should_fail+0x22d/0xd01
[  433.085927]  ? mark_held_locks+0x130/0x130
[  433.090165]  ? mark_held_locks+0x130/0x130
[  433.094403]  ? zap_class+0x640/0x640
[  433.098112]  ? print_usage_bug+0xc0/0xc0
[  433.102201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.107739]  ? check_preemption_disabled+0x48/0x280
[  433.112786]  ? __lock_is_held+0xb5/0x140
[  433.116936]  __alloc_pages_nodemask+0xad8/0xea0
[  433.121600]  ? zap_class+0x640/0x640
[  433.125312]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  433.130338]  ? find_held_lock+0x36/0x1c0
[  433.134405]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.139069]  ? lock_downgrade+0x900/0x900
[  433.143217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.148760]  cache_grow_begin+0xa5/0x8c0
[  433.152821]  ? do_raw_spin_unlock+0xa7/0x330
[  433.157230]  fallback_alloc+0x204/0x2e0
[  433.161206]  ____cache_alloc_node+0x1c7/0x1e0
[  433.165704]  kmem_cache_alloc_node+0xe3/0x730
[  433.170195]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.174449]  __alloc_skb+0x119/0x770
[  433.178157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.183433]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.187836]  ? lock_downgrade+0x900/0x900
[  433.191990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.197538]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.202987]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.208432]  ? addrconf_rs_timer+0x690/0x690
[  433.212846]  ndisc_alloc_skb+0x144/0x340
[  433.216909]  ndisc_send_rs+0x331/0x6e0
[  433.220799]  addrconf_rs_timer+0x314/0x690
[  433.225034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.229273]  call_timer_fn+0x272/0x920
[  433.233168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.237399]  ? process_timeout+0x40/0x40
[  433.241467]  ? mark_held_locks+0xc7/0x130
[  433.245613]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.250103]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.254596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.258824]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.263404]  ? trace_hardirqs_on+0xbd/0x310
[  433.267724]  ? kasan_check_read+0x11/0x20
[  433.271877]  ? __run_timers+0x7da/0xc70
[  433.275849]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.280961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.285190]  __run_timers+0x7e5/0xc70
[  433.288994]  ? timer_fixup_init+0x70/0x70
[  433.293138]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.298152]  ? zap_class+0x640/0x640
[  433.301871]  ? print_usage_bug+0xc0/0xc0
[  433.305933]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.311125]  ? find_held_lock+0x36/0x1c0
[  433.315185]  ? zap_class+0x640/0x640
[  433.318904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.324438]  ? check_preemption_disabled+0x48/0x280
[  433.329460]  ? __lock_is_held+0xb5/0x140
[  433.333522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.339055]  ? check_preemption_disabled+0x48/0x280
[  433.344071]  run_timer_softirq+0x52/0xb0
[  433.348126]  ? rcu_read_lock_sched_held+0x14f/0x180
[  433.353137]  __do_softirq+0x308/0xb7e
[  433.356939]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  433.361430]  ? lock_downgrade+0x900/0x900
[  433.365579]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  433.370686]  ? pvclock_read_flags+0x160/0x160
[  433.375185]  ? lapic_next_event+0x5a/0x90
[  433.379459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.384996]  ? kvm_clock_read+0x18/0x30
[  433.388969]  ? kvm_sched_clock_read+0x9/0x20
[  433.393377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.398910]  ? check_preemption_disabled+0x48/0x280
[  433.403930]  irq_exit+0x17f/0x1c0
[  433.407379]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.412216]  ? smp_reschedule_interrupt+0x109/0x650
[  433.417229]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.423110]  ? interrupt_entry+0xb5/0xc0
[  433.427172]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.432184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.437196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.442036]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.447047]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.452069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.456933]  apic_timer_interrupt+0xf/0x20
[  433.461155]  </IRQ>
[  433.463390] RIP: 0010:lock_release+0x51d/0xa00
[  433.467971] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  433.486867] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  433.494570] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  433.501916] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  433.509183] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  433.516449] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  433.523732] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  433.531025]  ? list_lru_count_one+0x25b/0x450
[  433.535518]  ? lock_downgrade+0x900/0x900
[  433.539668]  ? check_preemption_disabled+0x48/0x280
[  433.544682]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.549607]  ? kasan_check_read+0x11/0x20
[  433.553756]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.559029]  ? rcu_softirq_qs+0x20/0x20
[  433.563095]  list_lru_count_one+0x282/0x450
[  433.567415]  ? list_lru_isolate_move+0x3c0/0x3c0
[  433.572228]  ? shmem_free_inode+0xd0/0xd0
[  433.576374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.581918]  ? ubifs_shrink_count+0xc4/0x100
[  433.586337]  super_cache_count+0x1b9/0x2e0
[  433.590573]  do_shrink_slab+0x1b1/0xd30
[  433.594566]  ? snapshot_refaults+0x290/0x290
[  433.598971]  ? lock_release+0xa00/0xa00
[  433.602943]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  433.607881]  ? down_read_trylock+0xda/0x140
[  433.612194]  ? shrink_slab+0x207/0x8c0
[  433.616076]  ? downgrade_write+0x270/0x270
[  433.620330]  shrink_slab+0x389/0x8c0
[  433.624038]  ? shrink_active_list+0x1f00/0x1f00
[  433.628717]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  433.634339]  ? __lock_acquire+0x62f/0x4c20
[  433.638578]  ? percpu_ref_get_many+0x240/0x240
[  433.643174]  ? print_usage_bug+0xc0/0xc0
[  433.647241]  shrink_node+0x431/0x16b0
[  433.651039]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  433.656332]  ? shrink_node_memcg+0x18f0/0x18f0
[  433.660929]  ? kvm_clock_read+0x18/0x30
[  433.664901]  ? ktime_get+0x2c1/0x400
[  433.668617]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  433.673109]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  433.678642]  ? __cpuset_node_allowed+0x19b/0x660
[  433.683406]  ? mark_held_locks+0x130/0x130
[  433.687638]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  433.693344]  ? zap_class+0x640/0x640
[  433.697061]  do_try_to_free_pages+0x3e7/0x1290
[  433.701637]  ? zap_class+0x640/0x640
[  433.705360]  ? shrink_node+0x16b0/0x16b0
[  433.709519]  ? __lock_is_held+0xb5/0x140
[  433.713590]  try_to_free_pages+0x4d0/0xb90
[  433.717826]  ? do_try_to_free_pages+0x1290/0x1290
[  433.722674]  ? lock_acquire+0x1ed/0x520
[  433.726651]  ? set_page_refcounted+0x280/0x280
[  433.731238]  ? lock_release+0xa00/0xa00
[  433.735209]  ? _raw_spin_unlock_irq+0x60/0x80
[  433.739707]  ? psi_memstall_enter+0x240/0x2b0
[  433.744204]  ? psi_memstall_tick+0x230/0x230
[  433.748625]  __alloc_pages_slowpath+0xa48/0x2de0
[  433.753401]  ? warn_alloc+0x120/0x120
[  433.757200]  ? mark_held_locks+0x130/0x130
[  433.761436]  ? find_get_entry+0xaae/0x1120
[  433.765674]  ? filemap_map_pages+0x1a20/0x1a20
[  433.770264]  ? zap_class+0x640/0x640
[  433.773978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.779512]  ? check_preemption_disabled+0x48/0x280
[  433.784535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.790066]  ? should_fail+0x22d/0xd01
[  433.793955]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.799055]  ? zap_class+0x640/0x640
[  433.802786]  ? __lock_is_held+0xb5/0x140
[  433.806848]  ? mark_held_locks+0x130/0x130
[  433.811079]  ? lock_release+0xa00/0xa00
[  433.815052]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.820497]  ? xa_load+0x2ba/0x460
[  433.824031]  ? lock_downgrade+0x900/0x900
[  433.828179]  ? __might_sleep+0x95/0x190
[  433.832155]  __alloc_pages_nodemask+0xad8/0xea0
[  433.836830]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  433.841845]  ? __page_cache_alloc+0x191/0x5c0
[  433.846334]  ? xa_load+0x2e1/0x460
[  433.849868]  ? xa_clear_mark+0x40/0x40
[  433.853752]  ? zap_class+0x640/0x640
[  433.857466]  ? zap_class+0x640/0x640
[  433.861177]  ? zap_class+0x640/0x640
[  433.864888]  ? __do_page_cache_readahead+0x663/0x810
[  433.870506]  ? find_held_lock+0x36/0x1c0
[  433.874572]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  433.880112]  alloc_pages_current+0x173/0x350
[  433.884523]  __page_cache_alloc+0x38c/0x5c0
[  433.888838]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.893767]  ? kasan_check_read+0x11/0x20
[  433.897911]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.903182]  ? generic_perform_write+0x6a0/0x6a0
[  433.907936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.913471]  ? check_preemption_disabled+0x48/0x280
[  433.918492]  filemap_fault+0x1595/0x25f0
[  433.922560]  ? __lock_page_or_retry+0xa00/0xa00
[  433.927228]  ? mark_held_locks+0x130/0x130
[  433.931466]  ? filemap_map_pages+0xd6b/0x1a20
[  433.935957]  ? lock_downgrade+0x900/0x900
[  433.940100]  ? check_preemption_disabled+0x48/0x280
[  433.945113]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.950037]  ? kasan_check_read+0x11/0x20
[  433.954177]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.959522]  ? rcu_softirq_qs+0x20/0x20
[  433.963505]  ? filemap_map_pages+0xd92/0x1a20
[  433.968014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.973551]  ? find_get_entries_tag+0x1400/0x1400
[  433.978394]  ? __lock_acquire+0x62f/0x4c20
[  433.982635]  ? lock_acquire+0x1ed/0x520
[  433.986602]  ? ext4_filemap_fault+0x7a/0xad
[  433.990929]  ? lock_release+0xa00/0xa00
[  433.994899]  ? perf_trace_sched_process_exec+0x860/0x860
[  434.000346]  ? print_usage_bug+0xc0/0xc0
[  434.004403]  ? print_usage_bug+0xc0/0xc0
[  434.008474]  ? down_read+0x8d/0x120
[  434.012095]  ? ext4_filemap_fault+0x7a/0xad
[  434.016426]  ? __down_interruptible+0x700/0x700
[  434.021099]  ext4_filemap_fault+0x82/0xad
[  434.025247]  __do_fault+0x100/0x6b0
[  434.028878]  ? pmd_devmap_trans_unstable+0x220/0x220
[  434.033979]  ? mark_held_locks+0x130/0x130
[  434.038212]  ? mark_held_locks+0x130/0x130
[  434.042441]  ? find_held_lock+0x36/0x1c0
[  434.046550]  ? find_held_lock+0x36/0x1c0
[  434.050610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.056147]  __handle_mm_fault+0x3ea0/0x5be0
[  434.060550]  ? poll_select_copy_remaining+0x18c/0x6a0
[  434.065745]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  434.070587]  ? __might_fault+0x12b/0x1e0
[  434.074649]  ? lock_downgrade+0x900/0x900
[  434.078982]  ? zap_class+0x640/0x640
[  434.082700]  ? zap_class+0x640/0x640
[  434.086427]  ? find_held_lock+0x36/0x1c0
[  434.090492]  ? handle_mm_fault+0x42a/0xc70
[  434.094724]  ? lock_downgrade+0x900/0x900
[  434.098872]  ? check_preemption_disabled+0x48/0x280
[  434.103888]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  434.108811]  ? kasan_check_read+0x11/0x20
[  434.112951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.118224]  ? rcu_softirq_qs+0x20/0x20
[  434.122193]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.127292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.132836]  ? check_preemption_disabled+0x48/0x280
[  434.137855]  handle_mm_fault+0x54f/0xc70
[  434.141915]  ? __handle_mm_fault+0x5be0/0x5be0
[  434.146497]  ? find_vma+0x34/0x190
[  434.150037]  __do_page_fault+0x5e8/0xe60
[  434.154096]  ? trace_hardirqs_off+0xb8/0x310
[  434.158522]  do_page_fault+0xf2/0x7e0
[  434.162319]  ? vmalloc_sync_all+0x30/0x30
[  434.166465]  ? error_entry+0x70/0xd0
[  434.170178]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.175190]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.180123]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.185047]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.189891]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.194906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.200356]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.205373]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.210391]  ? page_fault+0x8/0x30
[  434.213937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.218779]  ? page_fault+0x8/0x30
[  434.222315]  page_fault+0x1e/0x30
[  434.225764] RIP: 0033:0x7fee66c9ddd3
[  434.229484] Code: Bad RIP value.
[  434.232839] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  434.238199] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  434.245461] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  434.252738] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  434.260013] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  434.268009] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  434.275296] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  434.275301] warn_alloc_show_mem: 1 callbacks suppressed
[  434.275307] Mem-Info:
[  434.282679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.288050] active_anon:56807 inactive_anon:186 isolated_anon:0
[  434.288050]  active_file:13 inactive_file:13 isolated_file:0
[  434.288050]  unevictable:0 dirty:0 writeback:0 unstable:0
[  434.288050]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  434.288050]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  434.288050]  free:13758 free_pcp:197 free_cma:0
[  434.290424] Call Trace:
[  434.299804] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  434.332641]  <IRQ>
[  434.335217] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  434.362718]  dump_stack+0x244/0x39d
[  434.364839] lowmem_reserve[]: 0 2818 6321 6321
[  434.390958]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.394559] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  434.399155]  warn_alloc.cold.116+0xb7/0x1bd
[  434.404305] lowmem_reserve[]: 0 0 3503 3503
[  434.431884]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.436178] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  434.440496]  ? lock_downgrade+0x900/0x900
[  434.445300] lowmem_reserve[]: 0 0 0 0
[  434.474268]  ? trace_hardirqs_off+0xb8/0x310
[  434.478388] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  434.482204]  ? trace_hardirqs_off+0xb8/0x310
[  434.486583] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  434.500119]  __alloc_pages_slowpath+0x2651/0x2de0
[  434.504509] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  434.519778]  ? warn_alloc+0x120/0x120
[  434.524580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.539583]  ? warn_alloc+0x120/0x120
[  434.543373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.552211]  ? warn_alloc+0x120/0x120
[  434.555990] 270 total pagecache pages
[  434.564569]  ? print_usage_bug+0xc0/0xc0
[  434.568348] 0 pages in swap cache
[  434.572133]  ? print_usage_bug+0xc0/0xc0
[  434.576170] Swap cache stats: add 0, delete 0, find 0/0
[  434.579608]  ? print_usage_bug+0xc0/0xc0
[  434.583649] Free swap  = 0kB
[  434.588997]  ? print_usage_bug+0xc0/0xc0
[  434.593032] Total swap = 0kB
[  434.596039]  ? check_preemption_disabled+0x48/0x280
[  434.600071] 1965979 pages RAM
[  434.603079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.608064] 0 pages HighMem/MovableOnly
[  434.608072] 342854 pages reserved
[  434.611172]  ? should_fail+0x22d/0xd01
[  434.616679] 0 pages cma reserved
[  434.620647]  ? print_usage_bug+0xc0/0xc0
[  434.624128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.627953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.631363] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.635342]  ? __lock_acquire+0x62f/0x4c20
[  434.641805] init cpuset=/ mems_allowed=0
[  434.646909]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.669949]  ? should_fail+0x22d/0xd01
[  434.673839]  ? __lock_acquire+0x62f/0x4c20
[  434.678079]  ? mark_held_locks+0x130/0x130
[  434.682327]  ? mark_held_locks+0x130/0x130
[  434.686563]  ? mark_held_locks+0x130/0x130
[  434.690800]  ? zap_class+0x640/0x640
[  434.694523]  ? mark_held_locks+0x130/0x130
[  434.698755]  ? do_raw_spin_unlock+0xa7/0x330
[  434.703166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.708882]  ? check_preemption_disabled+0x48/0x280
[  434.713905]  ? __lock_is_held+0xb5/0x140
[  434.717966]  __alloc_pages_nodemask+0xad8/0xea0
[  434.722637]  ? zap_class+0x640/0x640
[  434.726353]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  434.731375]  ? find_held_lock+0x36/0x1c0
[  434.735455]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.740144]  ? lock_downgrade+0x900/0x900
[  434.744296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.749835]  cache_grow_begin+0xa5/0x8c0
[  434.753889]  ? do_raw_spin_unlock+0xa7/0x330
[  434.758303]  fallback_alloc+0x204/0x2e0
[  434.762279]  ____cache_alloc_node+0x1c7/0x1e0
[  434.766776]  kmem_cache_alloc_node+0xe3/0x730
[  434.771268]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.775870]  __alloc_skb+0x119/0x770
[  434.779583]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  434.784956]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.789366]  ? lock_acquire+0x1ed/0x520
[  434.793337]  ? aoecmd_cfg+0x108/0x7f0
[  434.797144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.802682]  ? check_preemption_disabled+0x48/0x280
[  434.807702]  ? kasan_check_read+0x11/0x20
[  434.811849]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.817121]  ? rcu_softirq_qs+0x20/0x20
[  434.821101]  ? do_raw_spin_trylock+0x270/0x270
[  434.825684]  new_skb+0x26/0x1c0
[  434.828960]  aoecmd_cfg+0x279/0x7f0
[  434.832587]  ? find_held_lock+0x36/0x1c0
[  434.836655]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  434.840977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.846509]  ? check_preemption_disabled+0x48/0x280
[  434.851528]  ? __lock_is_held+0xb5/0x140
[  434.855595]  discover_timer+0x50/0x60
[  434.859406]  call_timer_fn+0x272/0x920
[  434.863289]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.868143]  ? process_timeout+0x40/0x40
[  434.872209]  ? __run_timers+0x7da/0xc70
[  434.876181]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.880670]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.885160]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.889998]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.894683]  ? trace_hardirqs_on+0xbd/0x310
[  434.898998]  ? kasan_check_read+0x11/0x20
[  434.903227]  ? __run_timers+0x7da/0xc70
[  434.907199]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.912310]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.917154]  __run_timers+0x7e5/0xc70
[  434.920957]  ? timer_fixup_init+0x70/0x70
[  434.925100]  ? kasan_check_read+0x11/0x20
[  434.929566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.934846]  ? rcu_softirq_qs+0x20/0x20
[  434.938819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.944357]  ? check_preemption_disabled+0x48/0x280
[  434.949385]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.954142]  ? retint_kernel+0x2d/0x2d
[  434.958024]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.962964]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.967718]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.973166]  ? zap_class+0x640/0x640
[  434.976878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.982412]  ? check_preemption_disabled+0x48/0x280
[  434.987431]  ? __lock_is_held+0xb5/0x140
[  434.991504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.997129]  ? check_preemption_disabled+0x48/0x280
[  435.002144]  run_timer_softirq+0x52/0xb0
[  435.006204]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.011217]  __do_softirq+0x308/0xb7e
[  435.015020]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.019524]  ? lock_downgrade+0x900/0x900
[  435.023674]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.028777]  ? pvclock_read_flags+0x160/0x160
[  435.033270]  ? lapic_next_event+0x5a/0x90
[  435.037939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.043497]  ? kvm_clock_read+0x18/0x30
[  435.047472]  ? kvm_sched_clock_read+0x9/0x20
[  435.051881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.057426]  ? check_preemption_disabled+0x48/0x280
[  435.062534]  irq_exit+0x17f/0x1c0
[  435.066036]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.070878]  ? smp_reschedule_interrupt+0x109/0x650
[  435.075891]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.081774]  ? interrupt_entry+0xb5/0xc0
[  435.085832]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.090844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.095873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.100714]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.105724]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.110737]  ? task_prio+0x50/0x50
[  435.114276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.119810]  ? check_preemption_disabled+0x48/0x280
[  435.124826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.129687]  apic_timer_interrupt+0xf/0x20
[  435.133911]  </IRQ>
[  435.136146] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  435.141078] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  435.159981] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  435.167686] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  435.174952] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  435.182217] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  435.189481] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  435.196742] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  435.204041]  skb_clone+0x1bb/0x500
[  435.207586]  ? finish_task_switch+0x1b4/0x910
[  435.212079]  ? skb_split+0x11e0/0x11e0
[  435.215973]  ? preempt_notifier_register+0x200/0x200
[  435.221069]  ? __switch_to_asm+0x34/0x70
[  435.225129]  ? __switch_to_asm+0x34/0x70
[  435.229183]  ? __switch_to_asm+0x40/0x70
[  435.233236]  ? __switch_to_asm+0x34/0x70
[  435.237290]  ? __switch_to_asm+0x40/0x70
[  435.241344]  ? __switch_to_asm+0x34/0x70
[  435.245405]  ? __switch_to_asm+0x40/0x70
[  435.249458]  ? __switch_to_asm+0x34/0x70
[  435.253511]  ? __switch_to_asm+0x34/0x70
[  435.257564]  ? __switch_to_asm+0x40/0x70
[  435.261630]  ? __switch_to_asm+0x34/0x70
[  435.265690]  bpf_clone_redirect+0xb9/0x490
[  435.269939]  ? __schedule+0x8d7/0x21d0
[  435.273826]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  435.278840]  ? __sched_text_start+0x8/0x8
[  435.283095]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.287859]  ? find_held_lock+0x36/0x1c0
[  435.291935]  ? lock_acquire+0x1ed/0x520
[  435.295997]  ? bpf_test_run+0x3cb/0x780
[  435.299974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.305512]  ? check_preemption_disabled+0x48/0x280
[  435.310530]  ? kasan_check_read+0x11/0x20
[  435.314677]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.319949]  ? rcu_softirq_qs+0x20/0x20
[  435.323925]  ? preempt_schedule+0x4d/0x60
[  435.328075]  ? ___preempt_schedule+0x16/0x18
[  435.332493]  ? bpf_test_run+0x25d/0x780
[  435.336471]  ? netlink_diag_dump+0x2a0/0x2a0
[  435.340878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.346416]  ? bpf_test_init.isra.10+0x70/0x100
[  435.351093]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  435.355861]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.360699]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.366236]  ? fput+0x130/0x1a0
[  435.369517]  ? __bpf_prog_get+0x9b/0x290
[  435.373588]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.378430]  ? bpf_prog_test_run+0x130/0x1a0
[  435.382839]  ? __x64_sys_bpf+0x3db/0x520
[  435.386893]  ? bpf_prog_get+0x20/0x20
[  435.390711]  ? do_syscall_64+0x1b9/0x820
[  435.394766]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  435.400143]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.405065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.409910]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.414922]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.419943]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.425065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.429911]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.435302] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  435.435432] aoe: skb alloc failure
[  435.441546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.441551] Call Trace:
[  435.441564]  <IRQ>
[  435.441585]  dump_stack+0x244/0x39d
[  435.441604]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.445144] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.454487]  warn_alloc.cold.116+0xb7/0x1bd
[  435.457039] syz-executor5 cpuset=syz5 mems_allowed=0
[  435.459178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.492630]  ? lock_downgrade+0x900/0x900
[  435.496785]  ? trace_hardirqs_off+0xb8/0x310
[  435.501193]  ? trace_hardirqs_off+0xb8/0x310
[  435.505604]  __alloc_pages_slowpath+0x2651/0x2de0
[  435.510469]  ? warn_alloc+0x120/0x120
[  435.514270]  ? print_usage_bug+0xc0/0xc0
[  435.518344]  ? warn_alloc+0x120/0x120
[  435.522146]  ? warn_alloc+0x120/0x120
[  435.525943]  ? print_usage_bug+0xc0/0xc0
[  435.530007]  ? kvm_clock_read+0x18/0x30
[  435.533977]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  435.538992]  ? print_usage_bug+0xc0/0xc0
[  435.543056]  ? __lock_acquire+0x62f/0x4c20
[  435.547295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.552829]  ? should_fail+0x22d/0xd01
[  435.556715]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.561992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.567117]  ? __lock_acquire+0x62f/0x4c20
[  435.571442]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.576540]  ? __lock_acquire+0x62f/0x4c20
[  435.580867]  ? should_fail+0x22d/0xd01
[  435.584748]  ? rcu_irq_exit+0x1a2/0x390
[  435.588737]  ? mark_held_locks+0x130/0x130
[  435.592975]  ? mark_held_locks+0x130/0x130
[  435.597211]  ? mark_held_locks+0xc7/0x130
[  435.601357]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  435.606368]  ? zap_class+0x640/0x640
[  435.610077]  ? print_usage_bug+0xc0/0xc0
[  435.614137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.619673]  ? check_preemption_disabled+0x48/0x280
[  435.624693]  ? __lock_is_held+0xb5/0x140
[  435.628752]  __alloc_pages_nodemask+0xad8/0xea0
[  435.633430]  ? zap_class+0x640/0x640
[  435.637146]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  435.642255]  ? find_held_lock+0x36/0x1c0
[  435.646320]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.650986]  ? lock_downgrade+0x900/0x900
[  435.655135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.660672]  cache_grow_begin+0xa5/0x8c0
[  435.664730]  ? do_raw_spin_unlock+0xa7/0x330
[  435.669140]  fallback_alloc+0x204/0x2e0
[  435.673114]  ____cache_alloc_node+0x1c7/0x1e0
[  435.677610]  kmem_cache_alloc_node+0xe3/0x730
[  435.682104]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.686341]  __alloc_skb+0x119/0x770
[  435.690053]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.695334]  ? netdev_alloc_frag+0x1f0/0x1f0
[  435.699846]  ? lock_downgrade+0x900/0x900
[  435.703996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.709528]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.714991]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.720441]  ? addrconf_rs_timer+0x690/0x690
[  435.724855]  ndisc_alloc_skb+0x144/0x340
[  435.728915]  ndisc_send_rs+0x331/0x6e0
[  435.732806]  addrconf_rs_timer+0x314/0x690
[  435.737040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.741280]  call_timer_fn+0x272/0x920
[  435.745160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.749387]  ? process_timeout+0x40/0x40
[  435.753452]  ? mark_held_locks+0xc7/0x130
[  435.757597]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.762086]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.766575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.770806]  ? lockdep_hardirqs_on+0x296/0x5b0
[  435.775385]  ? trace_hardirqs_on+0xbd/0x310
[  435.779724]  ? kasan_check_read+0x11/0x20
[  435.783866]  ? __run_timers+0x7da/0xc70
[  435.787836]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.792940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.797189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.801417]  __run_timers+0x7e5/0xc70
[  435.805223]  ? timer_fixup_init+0x70/0x70
[  435.809371]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.814383]  ? zap_class+0x640/0x640
[  435.818103]  ? print_usage_bug+0xc0/0xc0
[  435.822165]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.827355]  ? find_held_lock+0x36/0x1c0
[  435.831421]  ? zap_class+0x640/0x640
[  435.835134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.840669]  ? check_preemption_disabled+0x48/0x280
[  435.845689]  ? __lock_is_held+0xb5/0x140
[  435.849750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.855283]  ? check_preemption_disabled+0x48/0x280
[  435.860302]  run_timer_softirq+0x52/0xb0
[  435.864359]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.869896]  __do_softirq+0x308/0xb7e
[  435.873696]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.878186]  ? lock_downgrade+0x900/0x900
[  435.882333]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.887438]  ? pvclock_read_flags+0x160/0x160
[  435.891931]  ? lapic_next_event+0x5a/0x90
[  435.896076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.901615]  ? kvm_clock_read+0x18/0x30
[  435.905586]  ? kvm_sched_clock_read+0x9/0x20
[  435.909994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.915540]  ? check_preemption_disabled+0x48/0x280
[  435.920563]  irq_exit+0x17f/0x1c0
[  435.924015]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.928851]  ? smp_reschedule_interrupt+0x109/0x650
[  435.933863]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.939743]  ? interrupt_entry+0xb5/0xc0
[  435.943801]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.948835]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.953850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.958692]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.963703]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.968728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.973574]  apic_timer_interrupt+0xf/0x20
[  435.977799]  </IRQ>
[  435.980036] RIP: 0010:lock_release+0x51d/0xa00
[  435.984615] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  436.003519] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  436.011239] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  436.018530] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  436.025795] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  436.033057] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  436.040323] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  436.047612]  ? list_lru_count_one+0x25b/0x450
[  436.052106]  ? lock_downgrade+0x900/0x900
[  436.056257]  ? check_preemption_disabled+0x48/0x280
[  436.061271]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.066195]  ? kasan_check_read+0x11/0x20
[  436.070343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.075616]  ? rcu_softirq_qs+0x20/0x20
[  436.079598]  list_lru_count_one+0x282/0x450
[  436.083916]  ? list_lru_isolate_move+0x3c0/0x3c0
[  436.088682]  ? shmem_free_inode+0xd0/0xd0
[  436.092844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.098381]  ? ubifs_shrink_count+0xc4/0x100
[  436.102791]  super_cache_count+0x1b9/0x2e0
[  436.107025]  do_shrink_slab+0x1b1/0xd30
[  436.111008]  ? snapshot_refaults+0x290/0x290
[  436.115412]  ? lock_release+0xa00/0xa00
[  436.119387]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  436.124321]  ? down_read_trylock+0xda/0x140
[  436.128636]  ? shrink_slab+0x207/0x8c0
[  436.132529]  ? downgrade_write+0x270/0x270
[  436.136766]  shrink_slab+0x389/0x8c0
[  436.140476]  ? shrink_active_list+0x1f00/0x1f00
[  436.145167]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  436.150787]  ? __lock_acquire+0x62f/0x4c20
[  436.155022]  ? percpu_ref_get_many+0x240/0x240
[  436.159613]  ? print_usage_bug+0xc0/0xc0
[  436.163776]  shrink_node+0x431/0x16b0
[  436.167573]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  436.172968]  ? shrink_node_memcg+0x18f0/0x18f0
[  436.177550]  ? kvm_clock_read+0x18/0x30
[  436.181532]  ? ktime_get+0x2c1/0x400
[  436.185243]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  436.189736]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.195268]  ? __cpuset_node_allowed+0x19b/0x660
[  436.200019]  ? mark_held_locks+0x130/0x130
[  436.204254]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  436.209961]  ? zap_class+0x640/0x640
[  436.213677]  do_try_to_free_pages+0x3e7/0x1290
[  436.218255]  ? zap_class+0x640/0x640
[  436.221978]  ? shrink_node+0x16b0/0x16b0
[  436.226050]  ? __lock_is_held+0xb5/0x140
[  436.230118]  try_to_free_pages+0x4d0/0xb90
[  436.234351]  ? do_try_to_free_pages+0x1290/0x1290
[  436.239200]  ? lock_acquire+0x1ed/0x520
[  436.243174]  ? set_page_refcounted+0x280/0x280
[  436.247759]  ? lock_release+0xa00/0xa00
[  436.251731]  ? _raw_spin_unlock_irq+0x60/0x80
[  436.256227]  ? psi_memstall_enter+0x240/0x2b0
[  436.260719]  ? psi_memstall_tick+0x230/0x230
[  436.265132]  __alloc_pages_slowpath+0xa48/0x2de0
[  436.269925]  ? warn_alloc+0x120/0x120
[  436.273725]  ? mark_held_locks+0x130/0x130
[  436.277958]  ? find_get_entry+0xaae/0x1120
[  436.282197]  ? filemap_map_pages+0x1a20/0x1a20
[  436.286783]  ? zap_class+0x640/0x640
[  436.290509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.296043]  ? check_preemption_disabled+0x48/0x280
[  436.301053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.306600]  ? should_fail+0x22d/0xd01
[  436.310505]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.315604]  ? zap_class+0x640/0x640
[  436.319344]  ? __lock_is_held+0xb5/0x140
[  436.323407]  ? mark_held_locks+0x130/0x130
[  436.327638]  ? lock_release+0xa00/0xa00
[  436.331609]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.337053]  ? xa_load+0x2ba/0x460
[  436.340593]  ? lock_downgrade+0x900/0x900
[  436.344742]  ? __might_sleep+0x95/0x190
[  436.348720]  __alloc_pages_nodemask+0xad8/0xea0
[  436.353390]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  436.358404]  ? __page_cache_alloc+0x191/0x5c0
[  436.362891]  ? xa_load+0x2e1/0x460
[  436.366439]  ? xa_clear_mark+0x40/0x40
[  436.370324]  ? zap_class+0x640/0x640
[  436.374040]  ? zap_class+0x640/0x640
[  436.377753]  ? zap_class+0x640/0x640
[  436.381472]  ? __do_page_cache_readahead+0x663/0x810
[  436.386589]  ? find_held_lock+0x36/0x1c0
[  436.390660]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  436.396198]  alloc_pages_current+0x173/0x350
[  436.400609]  __page_cache_alloc+0x38c/0x5c0
[  436.404926]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.409850]  ? kasan_check_read+0x11/0x20
[  436.413990]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.419281]  ? generic_perform_write+0x6a0/0x6a0
[  436.424034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.429566]  ? check_preemption_disabled+0x48/0x280
[  436.434587]  filemap_fault+0x1595/0x25f0
[  436.438659]  ? __lock_page_or_retry+0xa00/0xa00
[  436.443327]  ? mark_held_locks+0x130/0x130
[  436.447566]  ? filemap_map_pages+0xd6b/0x1a20
[  436.452057]  ? lock_downgrade+0x900/0x900
[  436.456203]  ? check_preemption_disabled+0x48/0x280
[  436.461216]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.466141]  ? kasan_check_read+0x11/0x20
[  436.470286]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.475560]  ? rcu_softirq_qs+0x20/0x20
[  436.479544]  ? filemap_map_pages+0xd92/0x1a20
[  436.484147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.489690]  ? find_get_entries_tag+0x1400/0x1400
[  436.494534]  ? __lock_acquire+0x62f/0x4c20
[  436.498774]  ? lock_acquire+0x1ed/0x520
[  436.502747]  ? ext4_filemap_fault+0x7a/0xad
[  436.507082]  ? lock_release+0xa00/0xa00
[  436.511051]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.516504]  ? print_usage_bug+0xc0/0xc0
[  436.520562]  ? print_usage_bug+0xc0/0xc0
[  436.524631]  ? down_read+0x8d/0x120
[  436.528252]  ? ext4_filemap_fault+0x7a/0xad
[  436.532573]  ? __down_interruptible+0x700/0x700
[  436.537246]  ext4_filemap_fault+0x82/0xad
[  436.541392]  __do_fault+0x100/0x6b0
[  436.545019]  ? pmd_devmap_trans_unstable+0x220/0x220
[  436.550122]  ? mark_held_locks+0x130/0x130
[  436.554372]  ? mark_held_locks+0x130/0x130
[  436.558600]  ? find_held_lock+0x36/0x1c0
[  436.562673]  ? find_held_lock+0x36/0x1c0
[  436.566737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.572273]  __handle_mm_fault+0x3ea0/0x5be0
[  436.576684]  ? poll_select_copy_remaining+0x18c/0x6a0
[  436.581875]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  436.586718]  ? __might_fault+0x12b/0x1e0
[  436.590776]  ? lock_downgrade+0x900/0x900
[  436.594930]  ? zap_class+0x640/0x640
[  436.598639]  ? zap_class+0x640/0x640
[  436.602354]  ? find_held_lock+0x36/0x1c0
[  436.606420]  ? handle_mm_fault+0x42a/0xc70
[  436.610664]  ? lock_downgrade+0x900/0x900
[  436.614808]  ? check_preemption_disabled+0x48/0x280
[  436.619921]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.624846]  ? kasan_check_read+0x11/0x20
[  436.628988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.634259]  ? rcu_softirq_qs+0x20/0x20
[  436.638227]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.643329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.648862]  ? check_preemption_disabled+0x48/0x280
[  436.653880]  handle_mm_fault+0x54f/0xc70
[  436.657941]  ? __handle_mm_fault+0x5be0/0x5be0
[  436.662526]  ? find_vma+0x34/0x190
[  436.666069]  __do_page_fault+0x5e8/0xe60
[  436.670129]  ? trace_hardirqs_off+0xb8/0x310
[  436.674542]  do_page_fault+0xf2/0x7e0
[  436.678339]  ? vmalloc_sync_all+0x30/0x30
[  436.682490]  ? error_entry+0x70/0xd0
[  436.686204]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.691219]  ? trace_hardirqs_on_caller+0xc0/0x310
[  436.696144]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.701066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.705905]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.710918]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.716367]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.721487]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.726496]  ? page_fault+0x8/0x30
[  436.730033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.734878]  ? page_fault+0x8/0x30
[  436.738419]  page_fault+0x1e/0x30
[  436.741870] RIP: 0033:0x7fee66c9ddd3
[  436.745592] Code: Bad RIP value.
[  436.748951] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  436.754323] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  436.761600] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  436.768866] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  436.776129] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  436.783408] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  436.790692] warn_alloc_show_mem: 1 callbacks suppressed
[  436.790702] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  436.790704] Mem-Info:
[  436.790734] active_anon:56807 inactive_anon:186 isolated_anon:0
[  436.790734]  active_file:13 inactive_file:13 isolated_file:0
[  436.790734]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.790734]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  436.790734]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  436.790734]  free:13758 free_pcp:197 free_cma:0
[  436.796070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.803430] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  436.805821] Call Trace:
[  436.838767] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  436.848109]  <IRQ>
[  436.876033] lowmem_reserve[]: 0 2818 6321 6321
[  436.878618]  dump_stack+0x244/0x39d
[  436.905131] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  436.907278]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.911831] lowmem_reserve[]: 0 0 3503 3503
[  436.915469]  warn_alloc.cold.116+0xb7/0x1bd
[  436.943037] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  436.948219]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.952509] lowmem_reserve[]: 0 0 0 0
[  436.956837]  ? lock_downgrade+0x900/0x900
[  436.985706] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  436.990547]  ? trace_hardirqs_off+0xb8/0x310
[  436.994314] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  436.998468]  ? trace_hardirqs_off+0xb8/0x310
[  437.011957] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  437.016386]  __alloc_pages_slowpath+0x2651/0x2de0
[  437.032052] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.037001]  ? warn_alloc+0x120/0x120
[  437.051889] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.056717]  ? warn_alloc+0x120/0x120
[  437.065526] 270 total pagecache pages
[  437.069332]  ? __lock_acquire+0x62f/0x4c20
[  437.077887] 0 pages in swap cache
[  437.081668]  ? warn_alloc+0x120/0x120
[  437.085453] Swap cache stats: add 0, delete 0, find 0/0
[  437.089675]  ? print_usage_bug+0xc0/0xc0
[  437.093101] Free swap  = 0kB
[  437.096891]  ? print_usage_bug+0xc0/0xc0
[  437.102223] Total swap = 0kB
[  437.102230] 1965979 pages RAM
[  437.106278]  ? mark_held_locks+0x130/0x130
[  437.109264] 0 pages HighMem/MovableOnly
[  437.109272] 342854 pages reserved
[  437.113323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.116306] 0 pages cma reserved
[  437.116368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.119513]  ? should_fail+0x22d/0xd01
[  437.119525]  ? zap_class+0x640/0x640
[  437.119542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.123801] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.127725]  ? __lock_acquire+0x62f/0x4c20
[  437.131153] init cpuset=/ mems_allowed=0
[  437.136681]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.182685]  ? should_fail+0x22d/0xd01
[  437.186580]  ? mark_held_locks+0x130/0x130
[  437.190818]  ? mark_held_locks+0x130/0x130
[  437.195047]  ? lock_downgrade+0x900/0x900
[  437.199191]  ? zap_class+0x640/0x640
[  437.202900]  ? zap_class+0x640/0x640
[  437.206618]  ? zap_class+0x640/0x640
[  437.210326]  ? do_raw_spin_unlock+0xa7/0x330
[  437.214757]  ? trace_hardirqs_on+0x310/0x310
[  437.219166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.224700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.230248]  ? check_preemption_disabled+0x48/0x280
[  437.235272]  ? __lock_is_held+0xb5/0x140
[  437.239339]  __alloc_pages_nodemask+0xad8/0xea0
[  437.244004]  ? zap_class+0x640/0x640
[  437.247718]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  437.252827]  ? find_held_lock+0x36/0x1c0
[  437.256894]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.261564]  ? lock_downgrade+0x900/0x900
[  437.265714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.271254]  cache_grow_begin+0xa5/0x8c0
[  437.275310]  ? do_raw_spin_unlock+0xa7/0x330
[  437.279722]  fallback_alloc+0x204/0x2e0
[  437.283695]  ____cache_alloc_node+0x1c7/0x1e0
[  437.288192]  kmem_cache_alloc_node+0xe3/0x730
[  437.292696]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.297281]  __alloc_skb+0x119/0x770
[  437.300994]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  437.306356]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.310765]  ? vprintk_default+0x28/0x30
[  437.314822]  ? vprintk_func+0x85/0x181
[  437.318707]  ? printk+0xa7/0xcf
[  437.322011]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  437.326768]  ? do_raw_spin_trylock+0x270/0x270
[  437.331348]  new_skb+0x26/0x1c0
[  437.334624]  aoecmd_cfg+0x279/0x7f0
[  437.338257]  ? find_held_lock+0x36/0x1c0
[  437.342319]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  437.346641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.352184]  ? __lock_is_held+0xb5/0x140
[  437.356254]  discover_timer+0x50/0x60
[  437.360047]  call_timer_fn+0x272/0x920
[  437.363936]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.368775]  ? process_timeout+0x40/0x40
[  437.372884]  ? __run_timers+0x7da/0xc70
[  437.376858]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.381347]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.385835]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.390674]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.395253]  ? trace_hardirqs_on+0xbd/0x310
[  437.399570]  ? kasan_check_read+0x11/0x20
[  437.403713]  ? __run_timers+0x7da/0xc70
[  437.407686]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.412797]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.417633]  __run_timers+0x7e5/0xc70
[  437.421444]  ? timer_fixup_init+0x70/0x70
[  437.425592]  ? kasan_check_read+0x11/0x20
[  437.429734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.435006]  ? rcu_softirq_qs+0x20/0x20
[  437.438976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.444509]  ? check_preemption_disabled+0x48/0x280
[  437.449529]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  437.454286]  ? retint_kernel+0x2d/0x2d
[  437.458173]  ? trace_hardirqs_on_caller+0xc0/0x310
[  437.463101]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  437.467867]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.473327]  ? zap_class+0x640/0x640
[  437.477065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.482613]  ? check_preemption_disabled+0x48/0x280
[  437.487644]  ? __lock_is_held+0xb5/0x140
[  437.491703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.497324]  ? check_preemption_disabled+0x48/0x280
[  437.502342]  run_timer_softirq+0x52/0xb0
[  437.506404]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.511421]  __do_softirq+0x308/0xb7e
[  437.515221]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.519715]  ? lock_downgrade+0x900/0x900
[  437.523863]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.528970]  ? pvclock_read_flags+0x160/0x160
[  437.533465]  ? lapic_next_event+0x5a/0x90
[  437.537613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.543151]  ? kvm_clock_read+0x18/0x30
[  437.547125]  ? kvm_sched_clock_read+0x9/0x20
[  437.551532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.557069]  ? check_preemption_disabled+0x48/0x280
[  437.562089]  irq_exit+0x17f/0x1c0
[  437.565539]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.570384]  ? smp_reschedule_interrupt+0x109/0x650
[  437.575488]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.581455]  ? interrupt_entry+0xb5/0xc0
[  437.585513]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.590525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.595541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.600402]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.605414]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.610453]  ? task_prio+0x50/0x50
[  437.613988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.619522]  ? check_preemption_disabled+0x48/0x280
[  437.624538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.629388]  apic_timer_interrupt+0xf/0x20
[  437.633614]  </IRQ>
[  437.635848] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  437.640772] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  437.659667] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  437.667380] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  437.674644] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  437.681909] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  437.689170] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  437.696436] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  437.703734]  skb_clone+0x1bb/0x500
[  437.707271]  ? finish_task_switch+0x1b4/0x910
[  437.711774]  ? skb_split+0x11e0/0x11e0
[  437.715660]  ? preempt_notifier_register+0x200/0x200
[  437.720761]  ? __switch_to_asm+0x34/0x70
[  437.724816]  ? __switch_to_asm+0x34/0x70
[  437.728869]  ? __switch_to_asm+0x40/0x70
[  437.732928]  ? __switch_to_asm+0x34/0x70
[  437.736986]  ? __switch_to_asm+0x40/0x70
[  437.741043]  ? __switch_to_asm+0x34/0x70
[  437.745096]  ? __switch_to_asm+0x40/0x70
[  437.749151]  ? __switch_to_asm+0x34/0x70
[  437.753205]  ? __switch_to_asm+0x34/0x70
[  437.757276]  ? __switch_to_asm+0x40/0x70
[  437.761330]  ? __switch_to_asm+0x34/0x70
[  437.765400]  bpf_clone_redirect+0xb9/0x490
[  437.769634]  ? __schedule+0x8d7/0x21d0
[  437.773523]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  437.778536]  ? __sched_text_start+0x8/0x8
[  437.782683]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  437.787454]  ? find_held_lock+0x36/0x1c0
[  437.791522]  ? lock_acquire+0x1ed/0x520
[  437.795492]  ? bpf_test_run+0x3cb/0x780
[  437.799464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.805000]  ? check_preemption_disabled+0x48/0x280
[  437.810019]  ? kasan_check_read+0x11/0x20
[  437.814162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.819433]  ? rcu_softirq_qs+0x20/0x20
[  437.823404]  ? preempt_schedule+0x4d/0x60
[  437.827548]  ? ___preempt_schedule+0x16/0x18
[  437.832041]  ? bpf_test_run+0x25d/0x780
[  437.836025]  ? netlink_diag_dump+0x2a0/0x2a0
[  437.840432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.845964]  ? bpf_test_init.isra.10+0x70/0x100
[  437.850638]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  437.855497]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  437.860334]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.866265]  ? fput+0x130/0x1a0
[  437.869561]  ? __bpf_prog_get+0x9b/0x290
[  437.873624]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  437.878478]  ? bpf_prog_test_run+0x130/0x1a0
[  437.882891]  ? __x64_sys_bpf+0x3db/0x520
[  437.886952]  ? bpf_prog_get+0x20/0x20
[  437.890768]  ? do_syscall_64+0x1b9/0x820
[  437.894825]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  437.900186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.905110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.909953]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.914976]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  437.920076]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.925093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.929961]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.935338] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  437.935405] aoe: skb alloc failure
[  437.941602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.941607] Call Trace:
[  437.941613]  <IRQ>
[  437.941630]  dump_stack+0x244/0x39d
[  437.941649]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.945188] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.954524]  warn_alloc.cold.116+0xb7/0x1bd
[  437.957071] syz-executor5 cpuset=syz5 mems_allowed=0
[  437.959210]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.992762]  ? lock_downgrade+0x900/0x900
[  437.996915]  ? trace_hardirqs_off+0xb8/0x310
[  438.001324]  ? trace_hardirqs_off+0xb8/0x310
[  438.005744]  __alloc_pages_slowpath+0x2651/0x2de0
[  438.010621]  ? warn_alloc+0x120/0x120
[  438.014522]  ? print_usage_bug+0xc0/0xc0
[  438.018585]  ? warn_alloc+0x120/0x120
[  438.022390]  ? warn_alloc+0x120/0x120
[  438.026187]  ? print_usage_bug+0xc0/0xc0
[  438.030258]  ? print_usage_bug+0xc0/0xc0
[  438.034316]  ? __lock_acquire+0x62f/0x4c20
[  438.038564]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.044104]  ? should_fail+0x22d/0xd01
[  438.048000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.053097]  ? __lock_acquire+0x62f/0x4c20
[  438.057333]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.062446]  ? __lock_acquire+0x62f/0x4c20
[  438.066676]  ? should_fail+0x22d/0xd01
[  438.070560]  ? find_held_lock+0x36/0x1c0
[  438.074629]  ? mark_held_locks+0x130/0x130
[  438.078864]  ? mark_held_locks+0x130/0x130
[  438.083091]  ? zap_class+0x640/0x640
[  438.086802]  ? zap_class+0x640/0x640
[  438.090514]  ? print_usage_bug+0xc0/0xc0
[  438.094569]  ? do_raw_spin_unlock+0xa7/0x330
[  438.098977]  ? zap_class+0x640/0x640
[  438.102687]  ? print_usage_bug+0xc0/0xc0
[  438.106752]  ? wq_watchdog_touch+0x9c/0xfe
[  438.110987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.116524]  ? check_preemption_disabled+0x48/0x280
[  438.121548]  ? __lock_is_held+0xb5/0x140
[  438.125614]  __alloc_pages_nodemask+0xad8/0xea0
[  438.130277]  ? zap_class+0x640/0x640
[  438.133990]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  438.139010]  ? find_held_lock+0x36/0x1c0
[  438.143074]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.147739]  ? lock_downgrade+0x900/0x900
[  438.151888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.157427]  cache_grow_begin+0xa5/0x8c0
[  438.161488]  ? do_raw_spin_unlock+0xa7/0x330
[  438.165985]  fallback_alloc+0x204/0x2e0
[  438.169959]  ____cache_alloc_node+0x1c7/0x1e0
[  438.174453]  kmem_cache_alloc_node+0xe3/0x730
[  438.178943]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.183183]  __alloc_skb+0x119/0x770
[  438.186897]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.192176]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.196581]  ? lock_downgrade+0x900/0x900
[  438.200731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.206264]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.211713]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.217166]  ? addrconf_rs_timer+0x690/0x690
[  438.221579]  ndisc_alloc_skb+0x144/0x340
[  438.225639]  ndisc_send_rs+0x331/0x6e0
[  438.229526]  addrconf_rs_timer+0x314/0x690
[  438.233764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.238003]  call_timer_fn+0x272/0x920
[  438.241885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.246114]  ? process_timeout+0x40/0x40
[  438.250191]  ? mark_held_locks+0xc7/0x130
[  438.254352]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.258841]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.263342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.267573]  ? lockdep_hardirqs_on+0x296/0x5b0
[  438.272152]  ? trace_hardirqs_on+0xbd/0x310
[  438.276468]  ? kasan_check_read+0x11/0x20
[  438.280608]  ? __run_timers+0x7da/0xc70
[  438.284583]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.289686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.293922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.298150]  __run_timers+0x7e5/0xc70
[  438.301958]  ? timer_fixup_init+0x70/0x70
[  438.306119]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.311132]  ? zap_class+0x640/0x640
[  438.314847]  ? print_usage_bug+0xc0/0xc0
[  438.318921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.324115]  ? find_held_lock+0x36/0x1c0
[  438.328180]  ? zap_class+0x640/0x640
[  438.331895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.337444]  ? check_preemption_disabled+0x48/0x280
[  438.342465]  ? __lock_is_held+0xb5/0x140
[  438.346524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.352058]  ? check_preemption_disabled+0x48/0x280
[  438.357078]  run_timer_softirq+0x52/0xb0
[  438.361133]  ? rcu_read_lock_sched_held+0x14f/0x180
[  438.366144]  __do_softirq+0x308/0xb7e
[  438.369946]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.374437]  ? lock_downgrade+0x900/0x900
[  438.378585]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  438.383692]  ? pvclock_read_flags+0x160/0x160
[  438.388183]  ? lapic_next_event+0x5a/0x90
[  438.392338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.397874]  ? kvm_clock_read+0x18/0x30
[  438.401841]  ? kvm_sched_clock_read+0x9/0x20
[  438.406246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.411779]  ? check_preemption_disabled+0x48/0x280
[  438.416801]  irq_exit+0x17f/0x1c0
[  438.420254]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.425090]  ? smp_reschedule_interrupt+0x109/0x650
[  438.430103]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.435982]  ? interrupt_entry+0xb5/0xc0
[  438.440041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.445056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.450068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.454924]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.459933]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.464958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.469817]  apic_timer_interrupt+0xf/0x20
[  438.474045]  </IRQ>
[  438.476290] RIP: 0010:lock_release+0x51d/0xa00
[  438.480882] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  438.499781] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  438.507483] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  438.514855] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  438.522121] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  438.529387] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  438.536651] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  438.543941]  ? list_lru_count_one+0x25b/0x450
[  438.548449]  ? lock_downgrade+0x900/0x900
[  438.552596]  ? check_preemption_disabled+0x48/0x280
[  438.557612]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.562540]  ? kasan_check_read+0x11/0x20
[  438.566682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.571954]  ? rcu_softirq_qs+0x20/0x20
[  438.575934]  list_lru_count_one+0x282/0x450
[  438.580254]  ? list_lru_isolate_move+0x3c0/0x3c0
[  438.585355]  ? shmem_free_inode+0xd0/0xd0
[  438.589501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.595139]  ? ubifs_shrink_count+0xc4/0x100
[  438.599552]  super_cache_count+0x1b9/0x2e0
[  438.603787]  do_shrink_slab+0x1b1/0xd30
[  438.607765]  ? snapshot_refaults+0x290/0x290
[  438.612170]  ? lock_release+0xa00/0xa00
[  438.616148]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  438.621101]  ? down_read_trylock+0xda/0x140
[  438.625543]  ? shrink_slab+0x207/0x8c0
[  438.629425]  ? downgrade_write+0x270/0x270
[  438.633668]  shrink_slab+0x389/0x8c0
[  438.637380]  ? shrink_active_list+0x1f00/0x1f00
[  438.642052]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  438.647760]  ? __lock_acquire+0x62f/0x4c20
[  438.651995]  ? percpu_ref_get_many+0x240/0x240
[  438.656586]  ? print_usage_bug+0xc0/0xc0
[  438.660650]  shrink_node+0x431/0x16b0
[  438.664446]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  438.669755]  ? shrink_node_memcg+0x18f0/0x18f0
[  438.674338]  ? kvm_clock_read+0x18/0x30
[  438.678317]  ? ktime_get+0x2c1/0x400
[  438.682036]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.686531]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.692063]  ? __cpuset_node_allowed+0x19b/0x660
[  438.696830]  ? mark_held_locks+0x130/0x130
[  438.701066]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  438.706773]  ? zap_class+0x640/0x640
[  438.710490]  do_try_to_free_pages+0x3e7/0x1290
[  438.715065]  ? zap_class+0x640/0x640
[  438.718789]  ? shrink_node+0x16b0/0x16b0
[  438.722851]  ? __lock_is_held+0xb5/0x140
[  438.726935]  try_to_free_pages+0x4d0/0xb90
[  438.731170]  ? do_try_to_free_pages+0x1290/0x1290
[  438.736105]  ? lock_acquire+0x1ed/0x520
[  438.740074]  ? set_page_refcounted+0x280/0x280
[  438.744655]  ? lock_release+0xa00/0xa00
[  438.748624]  ? _raw_spin_unlock_irq+0x60/0x80
[  438.753114]  ? psi_memstall_enter+0x240/0x2b0
[  438.757608]  ? psi_memstall_tick+0x230/0x230
[  438.762023]  __alloc_pages_slowpath+0xa48/0x2de0
[  438.766797]  ? warn_alloc+0x120/0x120
[  438.770593]  ? mark_held_locks+0x130/0x130
[  438.774827]  ? find_get_entry+0xaae/0x1120
[  438.779066]  ? filemap_map_pages+0x1a20/0x1a20
[  438.783648]  ? zap_class+0x640/0x640
[  438.787382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.792932]  ? check_preemption_disabled+0x48/0x280
[  438.797943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.803496]  ? should_fail+0x22d/0xd01
[  438.807387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.812596]  ? zap_class+0x640/0x640
[  438.816448]  ? __lock_is_held+0xb5/0x140
[  438.820512]  ? mark_held_locks+0x130/0x130
[  438.824745]  ? lock_release+0xa00/0xa00
[  438.828718]  ? perf_trace_sched_process_exec+0x860/0x860
[  438.834163]  ? xa_load+0x2ba/0x460
[  438.837786]  ? lock_downgrade+0x900/0x900
[  438.841934]  ? __might_sleep+0x95/0x190
[  438.845910]  __alloc_pages_nodemask+0xad8/0xea0
[  438.850581]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  438.855590]  ? __page_cache_alloc+0x191/0x5c0
[  438.860078]  ? xa_load+0x2e1/0x460
[  438.863629]  ? xa_clear_mark+0x40/0x40
[  438.867516]  ? zap_class+0x640/0x640
[  438.871232]  ? zap_class+0x640/0x640
[  438.874941]  ? zap_class+0x640/0x640
[  438.878651]  ? __do_page_cache_readahead+0x663/0x810
[  438.883754]  ? find_held_lock+0x36/0x1c0
[  438.887816]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  438.893368]  alloc_pages_current+0x173/0x350
[  438.897775]  __page_cache_alloc+0x38c/0x5c0
[  438.902106]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.907033]  ? kasan_check_read+0x11/0x20
[  438.911174]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.916452]  ? generic_perform_write+0x6a0/0x6a0
[  438.921202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.926736]  ? check_preemption_disabled+0x48/0x280
[  438.931758]  filemap_fault+0x1595/0x25f0
[  438.935824]  ? __lock_page_or_retry+0xa00/0xa00
[  438.940492]  ? mark_held_locks+0x130/0x130
[  438.944732]  ? filemap_map_pages+0xd6b/0x1a20
[  438.949236]  ? lock_downgrade+0x900/0x900
[  438.953394]  ? check_preemption_disabled+0x48/0x280
[  438.958754]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.963687]  ? kasan_check_read+0x11/0x20
[  438.967831]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.973110]  ? rcu_softirq_qs+0x20/0x20
[  438.977096]  ? filemap_map_pages+0xd92/0x1a20
[  438.981594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.987137]  ? find_get_entries_tag+0x1400/0x1400
[  438.991979]  ? __lock_acquire+0x62f/0x4c20
[  438.996224]  ? lock_acquire+0x1ed/0x520
[  439.000206]  ? ext4_filemap_fault+0x7a/0xad
[  439.004531]  ? lock_release+0xa00/0xa00
[  439.008500]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.013946]  ? print_usage_bug+0xc0/0xc0
[  439.018006]  ? print_usage_bug+0xc0/0xc0
[  439.022075]  ? down_read+0x8d/0x120
[  439.025700]  ? ext4_filemap_fault+0x7a/0xad
[  439.030023]  ? __down_interruptible+0x700/0x700
[  439.035076]  ext4_filemap_fault+0x82/0xad
[  439.039224]  __do_fault+0x100/0x6b0
[  439.042859]  ? pmd_devmap_trans_unstable+0x220/0x220
[  439.047961]  ? mark_held_locks+0x130/0x130
[  439.052192]  ? mark_held_locks+0x130/0x130
[  439.056426]  ? find_held_lock+0x36/0x1c0
[  439.060488]  ? find_held_lock+0x36/0x1c0
[  439.064547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.070108]  __handle_mm_fault+0x3ea0/0x5be0
[  439.074517]  ? poll_select_copy_remaining+0x18c/0x6a0
[  439.079719]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  439.084564]  ? __might_fault+0x12b/0x1e0
[  439.088626]  ? lock_downgrade+0x900/0x900
[  439.092876]  ? zap_class+0x640/0x640
[  439.096585]  ? zap_class+0x640/0x640
[  439.100298]  ? find_held_lock+0x36/0x1c0
[  439.104367]  ? handle_mm_fault+0x42a/0xc70
[  439.108602]  ? lock_downgrade+0x900/0x900
[  439.112746]  ? check_preemption_disabled+0x48/0x280
[  439.117765]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.122710]  ? kasan_check_read+0x11/0x20
[  439.126858]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.132133]  ? rcu_softirq_qs+0x20/0x20
[  439.136105]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.141204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.146746]  ? check_preemption_disabled+0x48/0x280
[  439.151782]  handle_mm_fault+0x54f/0xc70
[  439.155840]  ? __handle_mm_fault+0x5be0/0x5be0
[  439.160428]  ? find_vma+0x34/0x190
[  439.163971]  __do_page_fault+0x5e8/0xe60
[  439.168026]  ? trace_hardirqs_off+0xb8/0x310
[  439.172443]  do_page_fault+0xf2/0x7e0
[  439.176251]  ? vmalloc_sync_all+0x30/0x30
[  439.180407]  ? error_entry+0x70/0xd0
[  439.184131]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.189143]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.194068]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.198992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.203832]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.208847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.214295]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.219309]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.224320]  ? page_fault+0x8/0x30
[  439.227860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.232713]  ? page_fault+0x8/0x30
[  439.236262]  page_fault+0x1e/0x30
[  439.239725] RIP: 0033:0x7fee66c9ddd3
[  439.243444] Code: Bad RIP value.
[  439.246804] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  439.252160] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  439.259424] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  439.266694] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  439.273970] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  439.281240] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  439.288525] warn_alloc_show_mem: 1 callbacks suppressed
[  439.288535] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  439.288537] Mem-Info:
[  439.288568] active_anon:56807 inactive_anon:186 isolated_anon:0
[  439.288568]  active_file:13 inactive_file:13 isolated_file:0
[  439.288568]  unevictable:0 dirty:0 writeback:0 unstable:0
[  439.288568]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  439.288568]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  439.288568]  free:13758 free_pcp:197 free_cma:0
[  439.293905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.301271] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  439.303656] Call Trace:
[  439.336514] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  439.345858]  <IRQ>
[  439.373345] lowmem_reserve[]: 0 2818 6321 6321
[  439.375926]  dump_stack+0x244/0x39d
[  439.402003] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  439.404162]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.408708] lowmem_reserve[]: 0 0 3503 3503
[  439.412345]  warn_alloc.cold.116+0xb7/0x1bd
[  439.439896] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  439.445078]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.449364] lowmem_reserve[]: 0 0 0 0
[  439.453682]  ? lock_downgrade+0x900/0x900
[  439.482541] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  439.487384]  ? trace_hardirqs_off+0xb8/0x310
[  439.491147] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  439.495309]  ? trace_hardirqs_off+0xb8/0x310
[  439.508796] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  439.513219]  __alloc_pages_slowpath+0x2651/0x2de0
[  439.528448] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  439.528460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  439.532874]  ? warn_alloc+0x120/0x120
[  439.547739] 270 total pagecache pages
[  439.552568]  ? warn_alloc+0x120/0x120
[  439.561386] 0 pages in swap cache
[  439.569945]  ? __lock_acquire+0x62f/0x4c20
[  439.573717] Swap cache stats: add 0, delete 0, find 0/0
[  439.573724] Free swap  = 0kB
[  439.577544]  ? warn_alloc+0x120/0x120
[  439.581312] Total swap = 0kB
[  439.581320] 1965979 pages RAM
[  439.584761]  ? print_usage_bug+0xc0/0xc0
[  439.588961] 0 pages HighMem/MovableOnly
[  439.588968] 342854 pages reserved
[  439.594321]  ? print_usage_bug+0xc0/0xc0
[  439.597313] 0 pages cma reserved
[  439.601102]  ? mark_held_locks+0x130/0x130
[  439.604147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.607196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.611311] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.615210]  ? should_fail+0x22d/0xd01
[  439.618636] init cpuset=/ mems_allowed=0
[  439.622689]  ? zap_class+0x640/0x640
[  439.663547]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.668648]  ? __lock_acquire+0x62f/0x4c20
[  439.672881]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.677983]  ? should_fail+0x22d/0xd01
[  439.681874]  ? mark_held_locks+0x130/0x130
[  439.686106]  ? mark_held_locks+0x130/0x130
[  439.690335]  ? lock_downgrade+0x900/0x900
[  439.694477]  ? zap_class+0x640/0x640
[  439.698189]  ? zap_class+0x640/0x640
[  439.701908]  ? zap_class+0x640/0x640
[  439.705615]  ? do_raw_spin_unlock+0xa7/0x330
[  439.710023]  ? trace_hardirqs_on+0x310/0x310
[  439.714426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.719960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.725494]  ? check_preemption_disabled+0x48/0x280
[  439.730515]  ? __lock_is_held+0xb5/0x140
[  439.734580]  __alloc_pages_nodemask+0xad8/0xea0
[  439.739244]  ? zap_class+0x640/0x640
[  439.742978]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  439.747998]  ? find_held_lock+0x36/0x1c0
[  439.752063]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.756756]  ? lock_downgrade+0x900/0x900
[  439.760907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.766444]  cache_grow_begin+0xa5/0x8c0
[  439.770499]  ? do_raw_spin_unlock+0xa7/0x330
[  439.774909]  fallback_alloc+0x204/0x2e0
[  439.778887]  ____cache_alloc_node+0x1c7/0x1e0
[  439.783382]  kmem_cache_alloc_node+0xe3/0x730
[  439.787878]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.792463]  __alloc_skb+0x119/0x770
[  439.796169]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  439.801537]  ? netdev_alloc_frag+0x1f0/0x1f0
[  439.805948]  ? vprintk_default+0x28/0x30
[  439.810017]  ? vprintk_func+0x85/0x181
[  439.813924]  ? printk+0xa7/0xcf
[  439.817290]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  439.822044]  ? do_raw_spin_trylock+0x270/0x270
[  439.826624]  new_skb+0x26/0x1c0
[  439.829899]  aoecmd_cfg+0x279/0x7f0
[  439.833523]  ? find_held_lock+0x36/0x1c0
[  439.837586]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  439.841909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.847452]  ? __lock_is_held+0xb5/0x140
[  439.851518]  discover_timer+0x50/0x60
[  439.855314]  call_timer_fn+0x272/0x920
[  439.859206]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  439.864042]  ? process_timeout+0x40/0x40
[  439.868465]  ? __run_timers+0x7da/0xc70
[  439.872441]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.876932]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.881423]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  439.886266]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.890845]  ? trace_hardirqs_on+0xbd/0x310
[  439.895162]  ? kasan_check_read+0x11/0x20
[  439.899310]  ? __run_timers+0x7da/0xc70
[  439.903281]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.908392]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  439.913229]  __run_timers+0x7e5/0xc70
[  439.917037]  ? timer_fixup_init+0x70/0x70
[  439.921188]  ? kasan_check_read+0x11/0x20
[  439.925331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.931122]  ? rcu_softirq_qs+0x20/0x20
[  439.935097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.940636]  ? check_preemption_disabled+0x48/0x280
[  439.945654]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.950409]  ? retint_kernel+0x2d/0x2d
[  439.954301]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.959230]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.963981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.969428]  ? zap_class+0x640/0x640
[  439.973141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.978683]  ? check_preemption_disabled+0x48/0x280
[  439.983713]  ? __lock_is_held+0xb5/0x140
[  439.987773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.993306]  ? check_preemption_disabled+0x48/0x280
[  439.998321]  run_timer_softirq+0x52/0xb0
[  440.002381]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.007394]  __do_softirq+0x308/0xb7e
[  440.011282]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.015772]  ? lock_downgrade+0x900/0x900
[  440.019922]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.025030]  ? pvclock_read_flags+0x160/0x160
[  440.029524]  ? lapic_next_event+0x5a/0x90
[  440.033668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.039211]  ? kvm_clock_read+0x18/0x30
[  440.043188]  ? kvm_sched_clock_read+0x9/0x20
[  440.047598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.053132]  ? check_preemption_disabled+0x48/0x280
[  440.058153]  irq_exit+0x17f/0x1c0
[  440.061607]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.066444]  ? smp_reschedule_interrupt+0x109/0x650
[  440.071461]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.077342]  ? interrupt_entry+0xb5/0xc0
[  440.081399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.086410]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.091423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.096262]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.101275]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.106284]  ? task_prio+0x50/0x50
[  440.109821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.115358]  ? check_preemption_disabled+0x48/0x280
[  440.120374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.125224]  apic_timer_interrupt+0xf/0x20
[  440.129446]  </IRQ>
[  440.131684] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  440.136610] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  440.155505] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  440.163208] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  440.170469] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  440.177734] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  440.184999] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  440.192263] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  440.199560]  skb_clone+0x1bb/0x500
[  440.203112]  ? finish_task_switch+0x1b4/0x910
[  440.207617]  ? skb_split+0x11e0/0x11e0
[  440.211504]  ? preempt_notifier_register+0x200/0x200
[  440.216602]  ? __switch_to_asm+0x34/0x70
[  440.220656]  ? __switch_to_asm+0x34/0x70
[  440.224714]  ? __switch_to_asm+0x40/0x70
[  440.228772]  ? __switch_to_asm+0x34/0x70
[  440.232825]  ? __switch_to_asm+0x40/0x70
[  440.236880]  ? __switch_to_asm+0x34/0x70
[  440.240939]  ? __switch_to_asm+0x40/0x70
[  440.244994]  ? __switch_to_asm+0x34/0x70
[  440.249049]  ? __switch_to_asm+0x34/0x70
[  440.253107]  ? __switch_to_asm+0x40/0x70
[  440.257166]  ? __switch_to_asm+0x34/0x70
[  440.261228]  bpf_clone_redirect+0xb9/0x490
[  440.265477]  ? __schedule+0x8d7/0x21d0
[  440.269367]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  440.274383]  ? __sched_text_start+0x8/0x8
[  440.278531]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  440.283294]  ? find_held_lock+0x36/0x1c0
[  440.287359]  ? lock_acquire+0x1ed/0x520
[  440.291331]  ? bpf_test_run+0x3cb/0x780
[  440.295300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.300838]  ? check_preemption_disabled+0x48/0x280
[  440.305854]  ? kasan_check_read+0x11/0x20
[  440.309999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.315274]  ? rcu_softirq_qs+0x20/0x20
[  440.319245]  ? preempt_schedule+0x4d/0x60
[  440.323391]  ? ___preempt_schedule+0x16/0x18
[  440.327805]  ? bpf_test_run+0x25d/0x780
[  440.331784]  ? netlink_diag_dump+0x2a0/0x2a0
[  440.336193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.341728]  ? bpf_test_init.isra.10+0x70/0x100
[  440.346400]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  440.351168]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.356005]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.361542]  ? fput+0x130/0x1a0
[  440.364821]  ? __bpf_prog_get+0x9b/0x290
[  440.368881]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.373722]  ? bpf_prog_test_run+0x130/0x1a0
[  440.378128]  ? __x64_sys_bpf+0x3db/0x520
[  440.382196]  ? bpf_prog_get+0x20/0x20
[  440.386012]  ? do_syscall_64+0x1b9/0x820
[  440.390067]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  440.395428]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.400356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.405195]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.410212]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.415224]  ? prepare_exit_to_usermode+0x291/0x3b0
[  440.420240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.425086]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  440.430465] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  440.430524] aoe: skb alloc failure
[  440.436702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.436709] Call Trace:
[  440.440290] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.449567]  <IRQ>
[  440.452140] syz-executor5 cpuset=syz5 mems_allowed=0
[  440.462630]  dump_stack+0x244/0x39d
[  440.473479]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.478677]  warn_alloc.cold.116+0xb7/0x1bd
[  440.483006]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.487849]  ? lock_downgrade+0x900/0x900
[  440.492005]  ? trace_hardirqs_off+0xb8/0x310
[  440.496418]  ? trace_hardirqs_off+0xb8/0x310
[  440.500828]  __alloc_pages_slowpath+0x2651/0x2de0
[  440.505688]  ? warn_alloc+0x120/0x120
[  440.509487]  ? print_usage_bug+0xc0/0xc0
[  440.513548]  ? warn_alloc+0x120/0x120
[  440.517347]  ? warn_alloc+0x120/0x120
[  440.521153]  ? print_usage_bug+0xc0/0xc0
[  440.525209]  ? kvm_clock_read+0x18/0x30
[  440.529179]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.534213]  ? print_usage_bug+0xc0/0xc0
[  440.538271]  ? __lock_acquire+0x62f/0x4c20
[  440.542506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.548038]  ? should_fail+0x22d/0xd01
[  440.551919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.557195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.562296]  ? __lock_acquire+0x62f/0x4c20
[  440.566533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.571629]  ? __lock_acquire+0x62f/0x4c20
[  440.575858]  ? should_fail+0x22d/0xd01
[  440.579739]  ? rcu_irq_exit+0x1a2/0x390
[  440.583717]  ? mark_held_locks+0x130/0x130
[  440.587968]  ? mark_held_locks+0x130/0x130
[  440.592207]  ? mark_held_locks+0xc7/0x130
[  440.596353]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  440.601365]  ? zap_class+0x640/0x640
[  440.605072]  ? print_usage_bug+0xc0/0xc0
[  440.609148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.614681]  ? check_preemption_disabled+0x48/0x280
[  440.619704]  ? __lock_is_held+0xb5/0x140
[  440.623770]  __alloc_pages_nodemask+0xad8/0xea0
[  440.628439]  ? zap_class+0x640/0x640
[  440.632164]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  440.637184]  ? find_held_lock+0x36/0x1c0
[  440.641252]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.645916]  ? lock_downgrade+0x900/0x900
[  440.650069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.655608]  cache_grow_begin+0xa5/0x8c0
[  440.659664]  ? do_raw_spin_unlock+0xa7/0x330
[  440.664081]  fallback_alloc+0x204/0x2e0
[  440.668056]  ____cache_alloc_node+0x1c7/0x1e0
[  440.672555]  kmem_cache_alloc_node+0xe3/0x730
[  440.677045]  ? ipv6_get_ifaddr+0x42e/0x620
[  440.681282]  __alloc_skb+0x119/0x770
[  440.685014]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.690295]  ? netdev_alloc_frag+0x1f0/0x1f0
[  440.694718]  ? lock_downgrade+0x900/0x900
[  440.698867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.704399]  ? refcount_sub_and_test_checked+0x203/0x310
[  440.709847]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  440.715292]  ? addrconf_rs_timer+0x690/0x690
[  440.719720]  ndisc_alloc_skb+0x144/0x340
[  440.723795]  ndisc_send_rs+0x331/0x6e0
[  440.727770]  addrconf_rs_timer+0x314/0x690
[  440.732007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.736249]  call_timer_fn+0x272/0x920
[  440.740142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.744370]  ? process_timeout+0x40/0x40
[  440.748442]  ? mark_held_locks+0xc7/0x130
[  440.752587]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.757077]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.761575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.765805]  ? lockdep_hardirqs_on+0x296/0x5b0
[  440.770403]  ? trace_hardirqs_on+0xbd/0x310
[  440.774719]  ? kasan_check_read+0x11/0x20
[  440.778859]  ? __run_timers+0x7da/0xc70
[  440.782828]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.787930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.792168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.796502]  __run_timers+0x7e5/0xc70
[  440.800306]  ? timer_fixup_init+0x70/0x70
[  440.804449]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.809459]  ? zap_class+0x640/0x640
[  440.813175]  ? print_usage_bug+0xc0/0xc0
[  440.817235]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.822429]  ? find_held_lock+0x36/0x1c0
[  440.826493]  ? zap_class+0x640/0x640
[  440.830206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.835740]  ? check_preemption_disabled+0x48/0x280
[  440.840761]  ? __lock_is_held+0xb5/0x140
[  440.844822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.850356]  ? check_preemption_disabled+0x48/0x280
[  440.855371]  run_timer_softirq+0x52/0xb0
[  440.859433]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.864445]  __do_softirq+0x308/0xb7e
[  440.868243]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.872732]  ? lock_downgrade+0x900/0x900
[  440.876880]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.881985]  ? pvclock_read_flags+0x160/0x160
[  440.886478]  ? lapic_next_event+0x5a/0x90
[  440.890623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.896160]  ? kvm_clock_read+0x18/0x30
[  440.900217]  ? kvm_sched_clock_read+0x9/0x20
[  440.904626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.910159]  ? check_preemption_disabled+0x48/0x280
[  440.915178]  irq_exit+0x17f/0x1c0
[  440.918627]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.923470]  ? smp_reschedule_interrupt+0x109/0x650
[  440.928486]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.934367]  ? interrupt_entry+0xb5/0xc0
[  440.938426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.943436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.948449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.953288]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.958313]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.963337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.968196]  apic_timer_interrupt+0xf/0x20
[  440.972424]  </IRQ>
[  440.974662] RIP: 0010:lock_release+0x51d/0xa00
[  440.979240] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  440.998135] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  441.005841] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  441.013116] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  441.020395] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  441.027658] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  441.035179] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  441.042480]  ? list_lru_count_one+0x25b/0x450
[  441.046974]  ? lock_downgrade+0x900/0x900
[  441.051125]  ? check_preemption_disabled+0x48/0x280
[  441.056153]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.061079]  ? kasan_check_read+0x11/0x20
[  441.065244]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.070530]  ? rcu_softirq_qs+0x20/0x20
[  441.074514]  list_lru_count_one+0x282/0x450
[  441.078833]  ? list_lru_isolate_move+0x3c0/0x3c0
[  441.083586]  ? shmem_free_inode+0xd0/0xd0
[  441.087748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.093285]  ? ubifs_shrink_count+0xc4/0x100
[  441.097695]  super_cache_count+0x1b9/0x2e0
[  441.101929]  do_shrink_slab+0x1b1/0xd30
[  441.105910]  ? snapshot_refaults+0x290/0x290
[  441.110314]  ? lock_release+0xa00/0xa00
[  441.114289]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  441.119223]  ? down_read_trylock+0xda/0x140
[  441.123543]  ? shrink_slab+0x207/0x8c0
[  441.127424]  ? downgrade_write+0x270/0x270
[  441.131666]  shrink_slab+0x389/0x8c0
[  441.135376]  ? shrink_active_list+0x1f00/0x1f00
[  441.140050]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  441.145764]  ? __lock_acquire+0x62f/0x4c20
[  441.150000]  ? percpu_ref_get_many+0x240/0x240
[  441.154597]  ? print_usage_bug+0xc0/0xc0
[  441.158660]  shrink_node+0x431/0x16b0
[  441.162454]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  441.167749]  ? shrink_node_memcg+0x18f0/0x18f0
[  441.172568]  ? kvm_clock_read+0x18/0x30
[  441.176539]  ? ktime_get+0x2c1/0x400
[  441.180256]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  441.184757]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.190290]  ? __cpuset_node_allowed+0x19b/0x660
[  441.195041]  ? mark_held_locks+0x130/0x130
[  441.199286]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  441.204993]  ? zap_class+0x640/0x640
[  441.208708]  do_try_to_free_pages+0x3e7/0x1290
[  441.213284]  ? zap_class+0x640/0x640
[  441.217009]  ? shrink_node+0x16b0/0x16b0
[  441.221066]  ? __lock_is_held+0xb5/0x140
[  441.225148]  try_to_free_pages+0x4d0/0xb90
[  441.229381]  ? do_try_to_free_pages+0x1290/0x1290
[  441.234231]  ? lock_acquire+0x1ed/0x520
[  441.238204]  ? set_page_refcounted+0x280/0x280
[  441.242785]  ? lock_release+0xa00/0xa00
[  441.246755]  ? _raw_spin_unlock_irq+0x60/0x80
[  441.251245]  ? psi_memstall_enter+0x240/0x2b0
[  441.255735]  ? psi_memstall_tick+0x230/0x230
[  441.260149]  __alloc_pages_slowpath+0xa48/0x2de0
[  441.264924]  ? warn_alloc+0x120/0x120
[  441.268719]  ? mark_held_locks+0x130/0x130
[  441.272952]  ? find_get_entry+0xaae/0x1120
[  441.277192]  ? filemap_map_pages+0x1a20/0x1a20
[  441.281774]  ? zap_class+0x640/0x640
[  441.285504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.291042]  ? check_preemption_disabled+0x48/0x280
[  441.296088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.301625]  ? should_fail+0x22d/0xd01
[  441.305511]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.310612]  ? zap_class+0x640/0x640
[  441.314341]  ? __lock_is_held+0xb5/0x140
[  441.318405]  ? mark_held_locks+0x130/0x130
[  441.322639]  ? lock_release+0xa00/0xa00
[  441.326609]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.332054]  ? xa_load+0x2ba/0x460
[  441.335616]  ? lock_downgrade+0x900/0x900
[  441.339764]  ? __might_sleep+0x95/0x190
[  441.343742]  __alloc_pages_nodemask+0xad8/0xea0
[  441.348413]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  441.353428]  ? __page_cache_alloc+0x191/0x5c0
[  441.357918]  ? xa_load+0x2e1/0x460
[  441.361459]  ? xa_clear_mark+0x40/0x40
[  441.365344]  ? zap_class+0x640/0x640
[  441.369087]  ? zap_class+0x640/0x640
[  441.372798]  ? zap_class+0x640/0x640
[  441.376507]  ? __do_page_cache_readahead+0x663/0x810
[  441.381613]  ? find_held_lock+0x36/0x1c0
[  441.385674]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  441.391226]  alloc_pages_current+0x173/0x350
[  441.395638]  __page_cache_alloc+0x38c/0x5c0
[  441.399955]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.404882]  ? kasan_check_read+0x11/0x20
[  441.409023]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.414303]  ? generic_perform_write+0x6a0/0x6a0
[  441.419063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.424604]  ? check_preemption_disabled+0x48/0x280
[  441.429624]  filemap_fault+0x1595/0x25f0
[  441.433692]  ? __lock_page_or_retry+0xa00/0xa00
[  441.438359]  ? mark_held_locks+0x130/0x130
[  441.442602]  ? filemap_map_pages+0xd6b/0x1a20
[  441.447102]  ? lock_downgrade+0x900/0x900
[  441.451245]  ? check_preemption_disabled+0x48/0x280
[  441.456261]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.461191]  ? kasan_check_read+0x11/0x20
[  441.465335]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.470617]  ? rcu_softirq_qs+0x20/0x20
[  441.474598]  ? filemap_map_pages+0xd92/0x1a20
[  441.479100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.484643]  ? find_get_entries_tag+0x1400/0x1400
[  441.489527]  ? __lock_acquire+0x62f/0x4c20
[  441.493770]  ? lock_acquire+0x1ed/0x520
[  441.497739]  ? ext4_filemap_fault+0x7a/0xad
[  441.502074]  ? lock_release+0xa00/0xa00
[  441.506052]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.511503]  ? print_usage_bug+0xc0/0xc0
[  441.515563]  ? print_usage_bug+0xc0/0xc0
[  441.519633]  ? down_read+0x8d/0x120
[  441.523253]  ? ext4_filemap_fault+0x7a/0xad
[  441.527588]  ? __down_interruptible+0x700/0x700
[  441.532261]  ext4_filemap_fault+0x82/0xad
[  441.536406]  __do_fault+0x100/0x6b0
[  441.540031]  ? pmd_devmap_trans_unstable+0x220/0x220
[  441.545144]  ? mark_held_locks+0x130/0x130
[  441.549374]  ? mark_held_locks+0x130/0x130
[  441.553604]  ? find_held_lock+0x36/0x1c0
[  441.557667]  ? find_held_lock+0x36/0x1c0
[  441.561726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.567262]  __handle_mm_fault+0x3ea0/0x5be0
[  441.571679]  ? poll_select_copy_remaining+0x18c/0x6a0
[  441.576872]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  441.581718]  ? __might_fault+0x12b/0x1e0
[  441.585775]  ? lock_downgrade+0x900/0x900
[  441.589931]  ? zap_class+0x640/0x640
[  441.593641]  ? zap_class+0x640/0x640
[  441.597356]  ? find_held_lock+0x36/0x1c0
[  441.601418]  ? handle_mm_fault+0x42a/0xc70
[  441.605653]  ? lock_downgrade+0x900/0x900
[  441.609796]  ? check_preemption_disabled+0x48/0x280
[  441.614808]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.619731]  ? kasan_check_read+0x11/0x20
[  441.623873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.629145]  ? rcu_softirq_qs+0x20/0x20
[  441.633118]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.638217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.643751]  ? check_preemption_disabled+0x48/0x280
[  441.648770]  handle_mm_fault+0x54f/0xc70
[  441.652832]  ? __handle_mm_fault+0x5be0/0x5be0
[  441.657417]  ? find_vma+0x34/0x190
[  441.660955]  __do_page_fault+0x5e8/0xe60
[  441.665011]  ? trace_hardirqs_off+0xb8/0x310
[  441.669436]  do_page_fault+0xf2/0x7e0
[  441.673236]  ? vmalloc_sync_all+0x30/0x30
[  441.677380]  ? error_entry+0x70/0xd0
[  441.681092]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.686105]  ? trace_hardirqs_on_caller+0xc0/0x310
[  441.691036]  ? syscall_return_slowpath+0x5e0/0x5e0
[  441.695987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.700824]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.705834]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.711302]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.716315]  ? prepare_exit_to_usermode+0x291/0x3b0
[  441.721326]  ? page_fault+0x8/0x30
[  441.724863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.729703]  ? page_fault+0x8/0x30
[  441.733240]  page_fault+0x1e/0x30
[  441.736773] RIP: 0033:0x7fee66c9ddd3
[  441.740494] Code: Bad RIP value.
[  441.743849] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  441.749207] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  441.756470] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  441.763732] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  441.771008] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  441.778278] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  441.785562] warn_alloc_show_mem: 1 callbacks suppressed
[  441.785572] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  441.785574] Mem-Info:
[  441.785606] active_anon:56807 inactive_anon:186 isolated_anon:0
[  441.785606]  active_file:13 inactive_file:13 isolated_file:0
[  441.785606]  unevictable:0 dirty:0 writeback:0 unstable:0
[  441.785606]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  441.785606]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  441.785606]  free:13758 free_pcp:197 free_cma:0
[  441.790934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.790942] Call Trace:
[  441.798304] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  441.800692]  <IRQ>
[  441.833547] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  441.842897]  dump_stack+0x244/0x39d
[  441.845454] lowmem_reserve[]: 0 2818 6321 6321
[  441.873388]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.875513] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  441.901626]  warn_alloc.cold.116+0xb7/0x1bd
[  441.905215] lowmem_reserve[]: 0 0 3503 3503
[  441.909790]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.914949] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  441.942626]  ? lock_downgrade+0x900/0x900
[  441.946917] lowmem_reserve[]: 0 0 0 0
[  441.951234]  ? trace_hardirqs_off+0xb8/0x310
[  441.956045] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  441.985286]  ? trace_hardirqs_off+0xb8/0x310
[  441.989404] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  441.993206]  __alloc_pages_slowpath+0x2651/0x2de0
[  441.997581] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  442.011131]  ? warn_alloc+0x120/0x120
[  442.015502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  442.030828]  ? warn_alloc+0x120/0x120
[  442.035645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  442.050650]  ? warn_alloc+0x120/0x120
[  442.054425] 270 total pagecache pages
[  442.063251]  ? print_usage_bug+0xc0/0xc0
[  442.067038] 0 pages in swap cache
[  442.075608]  ? print_usage_bug+0xc0/0xc0
[  442.079382] Swap cache stats: add 0, delete 0, find 0/0
[  442.083168]  ? ktime_get+0x2c1/0x400
[  442.087200] Free swap  = 0kB
[  442.090649]  ? check_preemption_disabled+0x48/0x280
[  442.094692] Total swap = 0kB
[  442.100130]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.103817] 1965979 pages RAM
[  442.106825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.111805] 0 pages HighMem/MovableOnly
[  442.111813] 342854 pages reserved
[  442.114819]  ? should_fail+0x22d/0xd01
[  442.119297] 0 pages cma reserved
[  442.122401]  ? kasan_check_read+0x11/0x20
[  442.127964] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.131885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.131900]  ? __lock_acquire+0x62f/0x4c20
[  442.131916]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.135481] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.139319]  ? should_fail+0x22d/0xd01
[  442.142656] init cpuset=/ mems_allowed=0
[  442.146790]  ? print_usage_bug+0xc0/0xc0
[  442.189298]  ? mark_held_locks+0x130/0x130
[  442.193534]  ? mark_held_locks+0x130/0x130
[  442.197769]  ? check_preemption_disabled+0x48/0x280
[  442.202792]  ? zap_class+0x640/0x640
[  442.206515]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.211273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.216807]  ? check_preemption_disabled+0x48/0x280
[  442.221827]  ? __lock_is_held+0xb5/0x140
[  442.225889]  __alloc_pages_nodemask+0xad8/0xea0
[  442.230553]  ? zap_class+0x640/0x640
[  442.234272]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  442.239380]  ? find_held_lock+0x36/0x1c0
[  442.243448]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.248115]  ? lock_downgrade+0x900/0x900
[  442.252267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.257803]  cache_grow_begin+0xa5/0x8c0
[  442.261858]  ? do_raw_spin_unlock+0xa7/0x330
[  442.266266]  fallback_alloc+0x204/0x2e0
[  442.270243]  ____cache_alloc_node+0x1c7/0x1e0
[  442.274741]  kmem_cache_alloc_node+0xe3/0x730
[  442.279234]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.283819]  __alloc_skb+0x119/0x770
[  442.287530]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  442.292907]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.297317]  ? vprintk_default+0x28/0x30
[  442.301376]  ? vprintk_func+0x85/0x181
[  442.305275]  ? printk+0xa7/0xcf
[  442.308553]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  442.313307]  ? do_raw_spin_trylock+0x270/0x270
[  442.317888]  new_skb+0x26/0x1c0
[  442.321163]  aoecmd_cfg+0x279/0x7f0
[  442.324788]  ? find_held_lock+0x36/0x1c0
[  442.328846]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  442.333168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.338710]  ? __lock_is_held+0xb5/0x140
[  442.342779]  discover_timer+0x50/0x60
[  442.346583]  call_timer_fn+0x272/0x920
[  442.350468]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.355310]  ? process_timeout+0x40/0x40
[  442.359372]  ? __run_timers+0x7da/0xc70
[  442.363343]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.367834]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.372323]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.377176]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.381759]  ? trace_hardirqs_on+0xbd/0x310
[  442.386083]  ? kasan_check_read+0x11/0x20
[  442.390229]  ? __run_timers+0x7da/0xc70
[  442.394201]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.399313]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.404148]  __run_timers+0x7e5/0xc70
[  442.407952]  ? timer_fixup_init+0x70/0x70
[  442.412103]  ? kasan_check_read+0x11/0x20
[  442.416259]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.421534]  ? rcu_softirq_qs+0x20/0x20
[  442.425507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.431044]  ? check_preemption_disabled+0x48/0x280
[  442.436061]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.440819]  ? retint_kernel+0x2d/0x2d
[  442.444706]  ? trace_hardirqs_on_caller+0xc0/0x310
[  442.449633]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.454388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.459836]  ? zap_class+0x640/0x640
[  442.463565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.469102]  ? check_preemption_disabled+0x48/0x280
[  442.474121]  ? __lock_is_held+0xb5/0x140
[  442.478181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.483717]  ? check_preemption_disabled+0x48/0x280
[  442.488740]  run_timer_softirq+0x52/0xb0
[  442.492877]  ? rcu_read_lock_sched_held+0x14f/0x180
[  442.497889]  __do_softirq+0x308/0xb7e
[  442.501688]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.506177]  ? lock_downgrade+0x900/0x900
[  442.510327]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  442.515432]  ? pvclock_read_flags+0x160/0x160
[  442.519925]  ? lapic_next_event+0x5a/0x90
[  442.524080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.529615]  ? kvm_clock_read+0x18/0x30
[  442.533585]  ? kvm_sched_clock_read+0x9/0x20
[  442.537995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.543528]  ? check_preemption_disabled+0x48/0x280
[  442.548551]  irq_exit+0x17f/0x1c0
[  442.552113]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.556964]  ? smp_reschedule_interrupt+0x109/0x650
[  442.561985]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.567866]  ? interrupt_entry+0xb5/0xc0
[  442.571925]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.576946]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.581976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.586817]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.591831]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.596932]  ? task_prio+0x50/0x50
[  442.600481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.606014]  ? check_preemption_disabled+0x48/0x280
[  442.611029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.615874]  apic_timer_interrupt+0xf/0x20
[  442.620097]  </IRQ>
[  442.622337] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  442.627265] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  442.646175] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  442.653882] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  442.661146] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  442.668413] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  442.675679] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  442.682951] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  442.690249]  skb_clone+0x1bb/0x500
[  442.693796]  ? finish_task_switch+0x1b4/0x910
[  442.698291]  ? skb_split+0x11e0/0x11e0
[  442.702179]  ? preempt_notifier_register+0x200/0x200
[  442.707279]  ? __switch_to_asm+0x34/0x70
[  442.711333]  ? __switch_to_asm+0x34/0x70
[  442.715386]  ? __switch_to_asm+0x40/0x70
[  442.719441]  ? __switch_to_asm+0x34/0x70
[  442.723499]  ? __switch_to_asm+0x40/0x70
[  442.727553]  ? __switch_to_asm+0x34/0x70
[  442.731611]  ? __switch_to_asm+0x40/0x70
[  442.735664]  ? __switch_to_asm+0x34/0x70
[  442.739722]  ? __switch_to_asm+0x34/0x70
[  442.743777]  ? __switch_to_asm+0x40/0x70
[  442.747830]  ? __switch_to_asm+0x34/0x70
[  442.751916]  bpf_clone_redirect+0xb9/0x490
[  442.756171]  ? __schedule+0x8d7/0x21d0
[  442.760063]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  442.765078]  ? __sched_text_start+0x8/0x8
[  442.769223]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.773983]  ? find_held_lock+0x36/0x1c0
[  442.778048]  ? lock_acquire+0x1ed/0x520
[  442.782020]  ? bpf_test_run+0x3cb/0x780
[  442.785994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.791531]  ? check_preemption_disabled+0x48/0x280
[  442.796548]  ? kasan_check_read+0x11/0x20
[  442.800692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.805970]  ? rcu_softirq_qs+0x20/0x20
[  442.809946]  ? preempt_schedule+0x4d/0x60
[  442.814088]  ? ___preempt_schedule+0x16/0x18
[  442.818502]  ? bpf_test_run+0x25d/0x780
[  442.822497]  ? netlink_diag_dump+0x2a0/0x2a0
[  442.826905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.832442]  ? bpf_test_init.isra.10+0x70/0x100
[  442.837138]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  442.841901]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.846793]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  442.852325]  ? fput+0x130/0x1a0
[  442.855607]  ? __bpf_prog_get+0x9b/0x290
[  442.859666]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.864505]  ? bpf_prog_test_run+0x130/0x1a0
[  442.868914]  ? __x64_sys_bpf+0x3db/0x520
[  442.872979]  ? bpf_prog_get+0x20/0x20
[  442.876794]  ? do_syscall_64+0x1b9/0x820
[  442.880849]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  442.886208]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.891132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.895973]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.901168]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  442.906181]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.911197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.916043]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  442.921423] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  442.921504] aoe: skb alloc failure
[  442.927657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.927664] Call Trace:
[  442.931245] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.940527]  <IRQ>
[  442.943093] syz-executor5 cpuset=syz5 mems_allowed=0
[  442.953586]  dump_stack+0x244/0x39d
[  442.964454]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.969654]  warn_alloc.cold.116+0xb7/0x1bd
[  442.973973]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.978818]  ? lock_downgrade+0x900/0x900
[  442.982971]  ? trace_hardirqs_off+0xb8/0x310
[  442.987384]  ? trace_hardirqs_off+0xb8/0x310
[  442.991793]  __alloc_pages_slowpath+0x2651/0x2de0
[  442.996654]  ? warn_alloc+0x120/0x120
[  443.000451]  ? print_usage_bug+0xc0/0xc0
[  443.004509]  ? warn_alloc+0x120/0x120
[  443.008312]  ? warn_alloc+0x120/0x120
[  443.012112]  ? print_usage_bug+0xc0/0xc0
[  443.016175]  ? print_usage_bug+0xc0/0xc0
[  443.020232]  ? __lock_acquire+0x62f/0x4c20
[  443.024468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.030001]  ? should_fail+0x22d/0xd01
[  443.034202]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.039304]  ? __lock_acquire+0x62f/0x4c20
[  443.043539]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.048640]  ? __lock_acquire+0x62f/0x4c20
[  443.052958]  ? should_fail+0x22d/0xd01
[  443.056840]  ? find_held_lock+0x36/0x1c0
[  443.060904]  ? mark_held_locks+0x130/0x130
[  443.065152]  ? mark_held_locks+0x130/0x130
[  443.069381]  ? zap_class+0x640/0x640
[  443.073089]  ? zap_class+0x640/0x640
[  443.076800]  ? print_usage_bug+0xc0/0xc0
[  443.080857]  ? do_raw_spin_unlock+0xa7/0x330
[  443.085259]  ? zap_class+0x640/0x640
[  443.088967]  ? print_usage_bug+0xc0/0xc0
[  443.093023]  ? wq_watchdog_touch+0x9c/0xfe
[  443.097256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.102876]  ? check_preemption_disabled+0x48/0x280
[  443.107894]  ? __lock_is_held+0xb5/0x140
[  443.111969]  __alloc_pages_nodemask+0xad8/0xea0
[  443.116634]  ? zap_class+0x640/0x640
[  443.120347]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  443.125369]  ? find_held_lock+0x36/0x1c0
[  443.129433]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.134100]  ? lock_downgrade+0x900/0x900
[  443.138252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.143787]  cache_grow_begin+0xa5/0x8c0
[  443.147844]  ? do_raw_spin_unlock+0xa7/0x330
[  443.152254]  fallback_alloc+0x204/0x2e0
[  443.156229]  ____cache_alloc_node+0x1c7/0x1e0
[  443.160725]  kmem_cache_alloc_node+0xe3/0x730
[  443.165226]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.169466]  __alloc_skb+0x119/0x770
[  443.173174]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.178453]  ? netdev_alloc_frag+0x1f0/0x1f0
[  443.182858]  ? lock_downgrade+0x900/0x900
[  443.187007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.192542]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.197994]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.203443]  ? addrconf_rs_timer+0x690/0x690
[  443.207857]  ndisc_alloc_skb+0x144/0x340
[  443.211930]  ndisc_send_rs+0x331/0x6e0
[  443.215845]  addrconf_rs_timer+0x314/0x690
[  443.220080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.224322]  call_timer_fn+0x272/0x920
[  443.228205]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.232438]  ? process_timeout+0x40/0x40
[  443.236502]  ? mark_held_locks+0xc7/0x130
[  443.240661]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.245151]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.249644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.253889]  ? lockdep_hardirqs_on+0x296/0x5b0
[  443.258477]  ? trace_hardirqs_on+0xbd/0x310
[  443.262794]  ? kasan_check_read+0x11/0x20
[  443.266939]  ? __run_timers+0x7da/0xc70
[  443.270922]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.276027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.280263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.284493]  __run_timers+0x7e5/0xc70
[  443.288298]  ? timer_fixup_init+0x70/0x70
[  443.292443]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  443.297455]  ? zap_class+0x640/0x640
[  443.301170]  ? print_usage_bug+0xc0/0xc0
[  443.305229]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  443.310419]  ? find_held_lock+0x36/0x1c0
[  443.314481]  ? zap_class+0x640/0x640
[  443.318202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.323998]  ? check_preemption_disabled+0x48/0x280
[  443.329035]  ? __lock_is_held+0xb5/0x140
[  443.333098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.338633]  ? check_preemption_disabled+0x48/0x280
[  443.343647]  run_timer_softirq+0x52/0xb0
[  443.347704]  ? rcu_read_lock_sched_held+0x14f/0x180
[  443.352740]  __do_softirq+0x308/0xb7e
[  443.356539]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  443.361046]  ? lock_downgrade+0x900/0x900
[  443.365210]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  443.370321]  ? pvclock_read_flags+0x160/0x160
[  443.374827]  ? lapic_next_event+0x5a/0x90
[  443.378975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.384600]  ? kvm_clock_read+0x18/0x30
[  443.388573]  ? kvm_sched_clock_read+0x9/0x20
[  443.392980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.398514]  ? check_preemption_disabled+0x48/0x280
[  443.403536]  irq_exit+0x17f/0x1c0
[  443.406998]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.411836]  ? smp_reschedule_interrupt+0x109/0x650
[  443.416847]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.422725]  ? interrupt_entry+0xb5/0xc0
[  443.426783]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.431796]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.436809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.441646]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.446657]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.451682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.456528]  apic_timer_interrupt+0xf/0x20
[  443.460765]  </IRQ>
[  443.462999] RIP: 0010:lock_release+0x51d/0xa00
[  443.467577] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  443.486468] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  443.494175] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  443.501464] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  443.508729] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  443.515991] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  443.523255] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  443.530541]  ? list_lru_count_one+0x25b/0x450
[  443.535049]  ? lock_downgrade+0x900/0x900
[  443.539193]  ? check_preemption_disabled+0x48/0x280
[  443.544218]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.549144]  ? kasan_check_read+0x11/0x20
[  443.553291]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.558566]  ? rcu_softirq_qs+0x20/0x20
[  443.562560]  list_lru_count_one+0x282/0x450
[  443.566886]  ? list_lru_isolate_move+0x3c0/0x3c0
[  443.571640]  ? shmem_free_inode+0xd0/0xd0
[  443.575963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.581496]  ? ubifs_shrink_count+0xc4/0x100
[  443.585915]  super_cache_count+0x1b9/0x2e0
[  443.590153]  do_shrink_slab+0x1b1/0xd30
[  443.594133]  ? snapshot_refaults+0x290/0x290
[  443.598553]  ? lock_release+0xa00/0xa00
[  443.602545]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  443.607479]  ? down_read_trylock+0xda/0x140
[  443.611798]  ? shrink_slab+0x207/0x8c0
[  443.615680]  ? downgrade_write+0x270/0x270
[  443.619921]  shrink_slab+0x389/0x8c0
[  443.623629]  ? shrink_active_list+0x1f00/0x1f00
[  443.628307]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  443.633927]  ? __lock_acquire+0x62f/0x4c20
[  443.638160]  ? percpu_ref_get_many+0x240/0x240
[  443.642767]  ? print_usage_bug+0xc0/0xc0
[  443.646829]  shrink_node+0x431/0x16b0
[  443.650628]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  443.655937]  ? shrink_node_memcg+0x18f0/0x18f0
[  443.660521]  ? kvm_clock_read+0x18/0x30
[  443.664494]  ? ktime_get+0x2c1/0x400
[  443.668207]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  443.672704]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.678236]  ? __cpuset_node_allowed+0x19b/0x660
[  443.682987]  ? mark_held_locks+0x130/0x130
[  443.687307]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  443.693013]  ? zap_class+0x640/0x640
[  443.696729]  do_try_to_free_pages+0x3e7/0x1290
[  443.701304]  ? zap_class+0x640/0x640
[  443.705031]  ? shrink_node+0x16b0/0x16b0
[  443.709089]  ? __lock_is_held+0xb5/0x140
[  443.713156]  try_to_free_pages+0x4d0/0xb90
[  443.717394]  ? do_try_to_free_pages+0x1290/0x1290
[  443.722254]  ? lock_acquire+0x1ed/0x520
[  443.726223]  ? set_page_refcounted+0x280/0x280
[  443.730805]  ? lock_release+0xa00/0xa00
[  443.734778]  ? _raw_spin_unlock_irq+0x60/0x80
[  443.739268]  ? psi_memstall_enter+0x240/0x2b0
[  443.743758]  ? psi_memstall_tick+0x230/0x230
[  443.748175]  __alloc_pages_slowpath+0xa48/0x2de0
[  443.752957]  ? warn_alloc+0x120/0x120
[  443.756753]  ? mark_held_locks+0x130/0x130
[  443.760988]  ? find_get_entry+0xaae/0x1120
[  443.765227]  ? filemap_map_pages+0x1a20/0x1a20
[  443.769808]  ? zap_class+0x640/0x640
[  443.773520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.779053]  ? check_preemption_disabled+0x48/0x280
[  443.784175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.789707]  ? should_fail+0x22d/0xd01
[  443.793593]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.798692]  ? zap_class+0x640/0x640
[  443.802425]  ? __lock_is_held+0xb5/0x140
[  443.806489]  ? mark_held_locks+0x130/0x130
[  443.810738]  ? lock_release+0xa00/0xa00
[  443.814713]  ? perf_trace_sched_process_exec+0x860/0x860
[  443.820158]  ? xa_load+0x2ba/0x460
[  443.823699]  ? lock_downgrade+0x900/0x900
[  443.827856]  ? __might_sleep+0x95/0x190
[  443.831837]  __alloc_pages_nodemask+0xad8/0xea0
[  443.842592]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  443.847606]  ? __page_cache_alloc+0x191/0x5c0
[  443.852095]  ? xa_load+0x2e1/0x460
[  443.855629]  ? xa_clear_mark+0x40/0x40
[  443.859512]  ? zap_class+0x640/0x640
[  443.863231]  ? zap_class+0x640/0x640
[  443.867419]  ? zap_class+0x640/0x640
[  443.871130]  ? __do_page_cache_readahead+0x663/0x810
[  443.876233]  ? find_held_lock+0x36/0x1c0
[  443.880293]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  443.885834]  alloc_pages_current+0x173/0x350
[  443.890255]  __page_cache_alloc+0x38c/0x5c0
[  443.894569]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.899492]  ? kasan_check_read+0x11/0x20
[  443.903634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.908909]  ? generic_perform_write+0x6a0/0x6a0
[  443.913665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.919200]  ? check_preemption_disabled+0x48/0x280
[  443.924221]  filemap_fault+0x1595/0x25f0
[  443.928287]  ? __lock_page_or_retry+0xa00/0xa00
[  443.932955]  ? mark_held_locks+0x130/0x130
[  443.937193]  ? filemap_map_pages+0xd6b/0x1a20
[  443.941684]  ? lock_downgrade+0x900/0x900
[  443.945826]  ? check_preemption_disabled+0x48/0x280
[  443.950860]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.955783]  ? kasan_check_read+0x11/0x20
[  443.959927]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.965198]  ? rcu_softirq_qs+0x20/0x20
[  443.969180]  ? filemap_map_pages+0xd92/0x1a20
[  443.973673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.979215]  ? find_get_entries_tag+0x1400/0x1400
[  443.984060]  ? __lock_acquire+0x62f/0x4c20
[  443.988312]  ? lock_acquire+0x1ed/0x520
[  443.992282]  ? ext4_filemap_fault+0x7a/0xad
[  443.996605]  ? lock_release+0xa00/0xa00
[  444.000574]  ? perf_trace_sched_process_exec+0x860/0x860
[  444.006036]  ? print_usage_bug+0xc0/0xc0
[  444.010102]  ? print_usage_bug+0xc0/0xc0
[  444.014173]  ? down_read+0x8d/0x120
[  444.017794]  ? ext4_filemap_fault+0x7a/0xad
[  444.022113]  ? __down_interruptible+0x700/0x700
[  444.026784]  ext4_filemap_fault+0x82/0xad
[  444.030927]  __do_fault+0x100/0x6b0
[  444.034577]  ? pmd_devmap_trans_unstable+0x220/0x220
[  444.039680]  ? mark_held_locks+0x130/0x130
[  444.043916]  ? mark_held_locks+0x130/0x130
[  444.048146]  ? find_held_lock+0x36/0x1c0
[  444.052211]  ? find_held_lock+0x36/0x1c0
[  444.056298]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.061841]  __handle_mm_fault+0x3ea0/0x5be0
[  444.066261]  ? poll_select_copy_remaining+0x18c/0x6a0
[  444.071461]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  444.076305]  ? __might_fault+0x12b/0x1e0
[  444.080365]  ? lock_downgrade+0x900/0x900
[  444.084516]  ? zap_class+0x640/0x640
[  444.088223]  ? zap_class+0x640/0x640
[  444.091945]  ? find_held_lock+0x36/0x1c0
[  444.096011]  ? handle_mm_fault+0x42a/0xc70
[  444.100242]  ? lock_downgrade+0x900/0x900
[  444.104384]  ? check_preemption_disabled+0x48/0x280
[  444.109404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.114327]  ? kasan_check_read+0x11/0x20
[  444.118474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.123745]  ? rcu_softirq_qs+0x20/0x20
[  444.127715]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.132813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.138374]  ? check_preemption_disabled+0x48/0x280
[  444.143395]  handle_mm_fault+0x54f/0xc70
[  444.147453]  ? __handle_mm_fault+0x5be0/0x5be0
[  444.152040]  ? find_vma+0x34/0x190
[  444.155581]  __do_page_fault+0x5e8/0xe60
[  444.159638]  ? trace_hardirqs_off+0xb8/0x310
[  444.164049]  do_page_fault+0xf2/0x7e0
[  444.167853]  ? vmalloc_sync_all+0x30/0x30
[  444.172010]  ? error_entry+0x70/0xd0
[  444.175721]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.180729]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.185653]  ? syscall_return_slowpath+0x5e0/0x5e0
[  444.190577]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.195430]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.200453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.205901]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  444.210915]  ? prepare_exit_to_usermode+0x291/0x3b0
[  444.215929]  ? page_fault+0x8/0x30
[  444.219466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.224309]  ? page_fault+0x8/0x30
[  444.227856]  page_fault+0x1e/0x30
[  444.231302] RIP: 0033:0x7fee66c9ddd3
[  444.235023] Code: Bad RIP value.
[  444.238383] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  444.243751] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  444.251013] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  444.258279] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  444.265544] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  444.272808] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  444.280099] warn_alloc_show_mem: 1 callbacks suppressed
[  444.280109] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  444.280110] Mem-Info:
[  444.280141] active_anon:56807 inactive_anon:186 isolated_anon:0
[  444.280141]  active_file:13 inactive_file:13 isolated_file:0
[  444.280141]  unevictable:0 dirty:0 writeback:0 unstable:0
[  444.280141]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  444.280141]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  444.280141]  free:13758 free_pcp:197 free_cma:0
[  444.285471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.285479] Call Trace:
[  444.292863] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  444.295255]  <IRQ>
[  444.328125] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  444.337478]  dump_stack+0x244/0x39d
[  444.340026] lowmem_reserve[]: 0 2818 6321 6321
[  444.367523]  ? dump_stack_print_info.cold.1+0x20/0x20
[  444.369644] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  444.395755]  warn_alloc.cold.116+0xb7/0x1bd
[  444.399342] lowmem_reserve[]: 0 0 3503 3503
[  444.403923]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.409083] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  444.436661]  ? lock_downgrade+0x900/0x900
[  444.440951] lowmem_reserve[]: 0 0 0 0
[  444.445272]  ? trace_hardirqs_off+0xb8/0x310
[  444.450080] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  444.478980]  ? trace_hardirqs_off+0xb8/0x310
[  444.483101] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  444.486897]  __alloc_pages_slowpath+0x2651/0x2de0
[  444.491270] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  444.504815]  ? warn_alloc+0x120/0x120
[  444.509185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.524427]  ? warn_alloc+0x120/0x120
[  444.529245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.544137]  ? warn_alloc+0x120/0x120
[  444.547914] 270 total pagecache pages
[  444.556737]  ? print_usage_bug+0xc0/0xc0
[  444.560522] 0 pages in swap cache
[  444.569083]  ? print_usage_bug+0xc0/0xc0
[  444.572860] Swap cache stats: add 0, delete 0, find 0/0
[  444.576643]  ? ktime_get+0x2c1/0x400
[  444.580680] Free swap  = 0kB
[  444.584122]  ? check_preemption_disabled+0x48/0x280
[  444.588156] Total swap = 0kB
[  444.588163] 1965979 pages RAM
[  444.593523]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.597206] 0 pages HighMem/MovableOnly
[  444.597214] 342854 pages reserved
[  444.600224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.605208] 0 pages cma reserved
[  444.605279] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  444.608222]  ? should_fail+0x22d/0xd01
[  444.611372] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.615798]  ? kasan_check_read+0x11/0x20
[  444.619746] init cpuset=/ mems_allowed=0
[  444.623211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.665363]  ? __lock_acquire+0x62f/0x4c20
[  444.669596]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.674697]  ? should_fail+0x22d/0xd01
[  444.678580]  ? print_usage_bug+0xc0/0xc0
[  444.682650]  ? mark_held_locks+0x130/0x130
[  444.686884]  ? mark_held_locks+0x130/0x130
[  444.691117]  ? check_preemption_disabled+0x48/0x280
[  444.696137]  ? zap_class+0x640/0x640
[  444.699848]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.704797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.710334]  ? check_preemption_disabled+0x48/0x280
[  444.715364]  ? __lock_is_held+0xb5/0x140
[  444.719428]  __alloc_pages_nodemask+0xad8/0xea0
[  444.724092]  ? zap_class+0x640/0x640
[  444.727811]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  444.732834]  ? find_held_lock+0x36/0x1c0
[  444.736898]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.741566]  ? lock_downgrade+0x900/0x900
[  444.745718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.751254]  cache_grow_begin+0xa5/0x8c0
[  444.755311]  ? do_raw_spin_unlock+0xa7/0x330
[  444.759724]  fallback_alloc+0x204/0x2e0
[  444.763702]  ____cache_alloc_node+0x1c7/0x1e0
[  444.768319]  kmem_cache_alloc_node+0xe3/0x730
[  444.772812]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.777401]  __alloc_skb+0x119/0x770
[  444.781110]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.786486]  ? netdev_alloc_frag+0x1f0/0x1f0
[  444.790912]  ? vprintk_default+0x28/0x30
[  444.794971]  ? vprintk_func+0x85/0x181
[  444.798972]  ? printk+0xa7/0xcf
[  444.802249]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  444.807005]  ? do_raw_spin_trylock+0x270/0x270
[  444.811588]  new_skb+0x26/0x1c0
[  444.814864]  aoecmd_cfg+0x279/0x7f0
[  444.818488]  ? find_held_lock+0x36/0x1c0
[  444.822549]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  444.826870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.832421]  ? __lock_is_held+0xb5/0x140
[  444.836486]  discover_timer+0x50/0x60
[  444.840287]  call_timer_fn+0x272/0x920
[  444.844170]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.849007]  ? process_timeout+0x40/0x40
[  444.853069]  ? __run_timers+0x7da/0xc70
[  444.857043]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.861548]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.866055]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.870897]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.875477]  ? trace_hardirqs_on+0xbd/0x310
[  444.879797]  ? kasan_check_read+0x11/0x20
[  444.883941]  ? __run_timers+0x7da/0xc70
[  444.887912]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.893022]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.897861]  __run_timers+0x7e5/0xc70
[  444.901665]  ? timer_fixup_init+0x70/0x70
[  444.905815]  ? kasan_check_read+0x11/0x20
[  444.910047]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.915323]  ? rcu_softirq_qs+0x20/0x20
[  444.919311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.924847]  ? check_preemption_disabled+0x48/0x280
[  444.929869]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.934625]  ? retint_kernel+0x2d/0x2d
[  444.938509]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.943452]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.948204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.953652]  ? zap_class+0x640/0x640
[  444.957367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.962900]  ? check_preemption_disabled+0x48/0x280
[  444.967935]  ? __lock_is_held+0xb5/0x140
[  444.971992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.977525]  ? check_preemption_disabled+0x48/0x280
[  444.982539]  run_timer_softirq+0x52/0xb0
[  444.986600]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.991618]  __do_softirq+0x308/0xb7e
[  444.995421]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.999914]  ? lock_downgrade+0x900/0x900
[  445.004064]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  445.009171]  ? pvclock_read_flags+0x160/0x160
[  445.013662]  ? lapic_next_event+0x5a/0x90
[  445.017810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.023351]  ? kvm_clock_read+0x18/0x30
[  445.027328]  ? kvm_sched_clock_read+0x9/0x20
[  445.031732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.037791]  ? check_preemption_disabled+0x48/0x280
[  445.042812]  irq_exit+0x17f/0x1c0
[  445.046268]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.051107]  ? smp_reschedule_interrupt+0x109/0x650
[  445.056123]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.062003]  ? interrupt_entry+0xb5/0xc0
[  445.066065]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.071081]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.076093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.080949]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.085963]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.090979]  ? task_prio+0x50/0x50
[  445.094519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.100056]  ? check_preemption_disabled+0x48/0x280
[  445.105081]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.109928]  apic_timer_interrupt+0xf/0x20
[  445.114156]  </IRQ>
[  445.116392] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  445.121321] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  445.140216] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  445.147920] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  445.155184] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  445.162452] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  445.169716] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  445.176989] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  445.184290]  skb_clone+0x1bb/0x500
[  445.187845]  ? finish_task_switch+0x1b4/0x910
[  445.192338]  ? skb_split+0x11e0/0x11e0
[  445.196238]  ? preempt_notifier_register+0x200/0x200
[  445.201340]  ? __switch_to_asm+0x34/0x70
[  445.205416]  ? __switch_to_asm+0x34/0x70
[  445.209472]  ? __switch_to_asm+0x40/0x70
[  445.213527]  ? __switch_to_asm+0x34/0x70
[  445.217583]  ? __switch_to_asm+0x40/0x70
[  445.221897]  ? __switch_to_asm+0x34/0x70
[  445.225953]  ? __switch_to_asm+0x40/0x70
[  445.230011]  ? __switch_to_asm+0x34/0x70
[  445.234070]  ? __switch_to_asm+0x34/0x70
[  445.238125]  ? __switch_to_asm+0x40/0x70
[  445.242183]  ? __switch_to_asm+0x34/0x70
[  445.246253]  bpf_clone_redirect+0xb9/0x490
[  445.250483]  ? __schedule+0x8d7/0x21d0
[  445.254370]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  445.259384]  ? __sched_text_start+0x8/0x8
[  445.263545]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  445.268309]  ? find_held_lock+0x36/0x1c0
[  445.272376]  ? lock_acquire+0x1ed/0x520
[  445.276356]  ? bpf_test_run+0x3cb/0x780
[  445.280331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.285868]  ? check_preemption_disabled+0x48/0x280
[  445.290898]  ? kasan_check_read+0x11/0x20
[  445.295046]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.300316]  ? rcu_softirq_qs+0x20/0x20
[  445.304291]  ? preempt_schedule+0x4d/0x60
[  445.308435]  ? ___preempt_schedule+0x16/0x18
[  445.312855]  ? bpf_test_run+0x25d/0x780
[  445.316835]  ? netlink_diag_dump+0x2a0/0x2a0
[  445.321287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.326823]  ? bpf_test_init.isra.10+0x70/0x100
[  445.331491]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  445.336257]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.341095]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.346652]  ? fput+0x130/0x1a0
[  445.349940]  ? __bpf_prog_get+0x9b/0x290
[  445.353999]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.358863]  ? bpf_prog_test_run+0x130/0x1a0
[  445.363272]  ? __x64_sys_bpf+0x3db/0x520
[  445.367329]  ? bpf_prog_get+0x20/0x20
[  445.371147]  ? do_syscall_64+0x1b9/0x820
[  445.375204]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  445.380658]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.385581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.390507]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.395518]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.400534]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.405550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.410397]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.415778] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  445.415843] aoe: skb alloc failure
[  445.422010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.422016] Call Trace:
[  445.422021]  <IRQ>
[  445.422038]  dump_stack+0x244/0x39d
[  445.422057]  ? dump_stack_print_info.cold.1+0x20/0x20
[  445.425598] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.434930]  warn_alloc.cold.116+0xb7/0x1bd
[  445.437487] syz-executor5 cpuset=syz5 mems_allowed=0
[  445.439628]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.473095]  ? lock_downgrade+0x900/0x900
[  445.477246]  ? trace_hardirqs_off+0xb8/0x310
[  445.481657]  ? trace_hardirqs_off+0xb8/0x310
[  445.486072]  __alloc_pages_slowpath+0x2651/0x2de0
[  445.490936]  ? warn_alloc+0x120/0x120
[  445.494744]  ? print_usage_bug+0xc0/0xc0
[  445.498805]  ? warn_alloc+0x120/0x120
[  445.502624]  ? warn_alloc+0x120/0x120
[  445.506442]  ? print_usage_bug+0xc0/0xc0
[  445.510504]  ? kvm_clock_read+0x18/0x30
[  445.514479]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.519494]  ? print_usage_bug+0xc0/0xc0
[  445.523552]  ? __lock_acquire+0x62f/0x4c20
[  445.527789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.533324]  ? should_fail+0x22d/0xd01
[  445.537207]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.542495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.547593]  ? __lock_acquire+0x62f/0x4c20
[  445.551914]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.557014]  ? __lock_acquire+0x62f/0x4c20
[  445.561245]  ? should_fail+0x22d/0xd01
[  445.565129]  ? rcu_irq_exit+0x1a2/0x390
[  445.569105]  ? mark_held_locks+0x130/0x130
[  445.573338]  ? mark_held_locks+0x130/0x130
[  445.577575]  ? mark_held_locks+0xc7/0x130
[  445.581731]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  445.586751]  ? zap_class+0x640/0x640
[  445.590459]  ? print_usage_bug+0xc0/0xc0
[  445.594519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.600061]  ? check_preemption_disabled+0x48/0x280
[  445.605080]  ? __lock_is_held+0xb5/0x140
[  445.609148]  __alloc_pages_nodemask+0xad8/0xea0
[  445.613815]  ? zap_class+0x640/0x640
[  445.617530]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  445.622554]  ? find_held_lock+0x36/0x1c0
[  445.626619]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.631286]  ? lock_downgrade+0x900/0x900
[  445.635435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.640972]  cache_grow_begin+0xa5/0x8c0
[  445.645027]  ? do_raw_spin_unlock+0xa7/0x330
[  445.649435]  fallback_alloc+0x204/0x2e0
[  445.653424]  ____cache_alloc_node+0x1c7/0x1e0
[  445.657925]  kmem_cache_alloc_node+0xe3/0x730
[  445.662419]  ? ipv6_get_ifaddr+0x42e/0x620
[  445.666663]  __alloc_skb+0x119/0x770
[  445.670377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.675652]  ? netdev_alloc_frag+0x1f0/0x1f0
[  445.680061]  ? lock_downgrade+0x900/0x900
[  445.684212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.689745]  ? refcount_sub_and_test_checked+0x203/0x310
[  445.695197]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  445.700643]  ? addrconf_rs_timer+0x690/0x690
[  445.705060]  ndisc_alloc_skb+0x144/0x340
[  445.709121]  ndisc_send_rs+0x331/0x6e0
[  445.713010]  addrconf_rs_timer+0x314/0x690
[  445.717331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.721570]  call_timer_fn+0x272/0x920
[  445.725453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.729681]  ? process_timeout+0x40/0x40
[  445.733761]  ? mark_held_locks+0xc7/0x130
[  445.737908]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.742397]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.746888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.751120]  ? lockdep_hardirqs_on+0x296/0x5b0
[  445.755710]  ? trace_hardirqs_on+0xbd/0x310
[  445.760031]  ? kasan_check_read+0x11/0x20
[  445.764171]  ? __run_timers+0x7da/0xc70
[  445.768142]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.773245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.777496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.781732]  __run_timers+0x7e5/0xc70
[  445.785539]  ? timer_fixup_init+0x70/0x70
[  445.789695]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.794721]  ? zap_class+0x640/0x640
[  445.798435]  ? print_usage_bug+0xc0/0xc0
[  445.802492]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.807688]  ? find_held_lock+0x36/0x1c0
[  445.811755]  ? zap_class+0x640/0x640
[  445.815472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.821005]  ? check_preemption_disabled+0x48/0x280
[  445.826031]  ? __lock_is_held+0xb5/0x140
[  445.830087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.835621]  ? check_preemption_disabled+0x48/0x280
[  445.840637]  run_timer_softirq+0x52/0xb0
[  445.844704]  ? rcu_read_lock_sched_held+0x14f/0x180
[  445.849719]  __do_softirq+0x308/0xb7e
[  445.853518]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  445.858021]  ? lock_downgrade+0x900/0x900
[  445.862169]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  445.867767]  ? pvclock_read_flags+0x160/0x160
[  445.872264]  ? lapic_next_event+0x5a/0x90
[  445.876415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.881952]  ? kvm_clock_read+0x18/0x30
[  445.885921]  ? kvm_sched_clock_read+0x9/0x20
[  445.890326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.895885]  ? check_preemption_disabled+0x48/0x280
[  445.900905]  irq_exit+0x17f/0x1c0
[  445.904359]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.909212]  ? smp_reschedule_interrupt+0x109/0x650
[  445.914227]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.920107]  ? interrupt_entry+0xb5/0xc0
[  445.924169]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.929293]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.934308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.939149]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.944174]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.949209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.954056]  apic_timer_interrupt+0xf/0x20
[  445.958284]  </IRQ>
[  445.960523] RIP: 0010:lock_release+0x51d/0xa00
[  445.965102] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  445.983995] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  445.991702] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  445.998969] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  446.006233] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  446.013510] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  446.020775] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  446.028061]  ? list_lru_count_one+0x25b/0x450
[  446.032553]  ? lock_downgrade+0x900/0x900
[  446.036701]  ? check_preemption_disabled+0x48/0x280
[  446.041715]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.046637]  ? kasan_check_read+0x11/0x20
[  446.050791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.056061]  ? rcu_softirq_qs+0x20/0x20
[  446.060040]  list_lru_count_one+0x282/0x450
[  446.064455]  ? list_lru_isolate_move+0x3c0/0x3c0
[  446.069205]  ? shmem_free_inode+0xd0/0xd0
[  446.073352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.078887]  ? ubifs_shrink_count+0xc4/0x100
[  446.083298]  super_cache_count+0x1b9/0x2e0
[  446.087534]  do_shrink_slab+0x1b1/0xd30
[  446.091520]  ? snapshot_refaults+0x290/0x290
[  446.095924]  ? lock_release+0xa00/0xa00
[  446.099897]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  446.104835]  ? down_read_trylock+0xda/0x140
[  446.109149]  ? shrink_slab+0x207/0x8c0
[  446.113031]  ? downgrade_write+0x270/0x270
[  446.117275]  shrink_slab+0x389/0x8c0
[  446.120998]  ? shrink_active_list+0x1f00/0x1f00
[  446.125684]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  446.131304]  ? __lock_acquire+0x62f/0x4c20
[  446.135532]  ? percpu_ref_get_many+0x240/0x240
[  446.140132]  ? print_usage_bug+0xc0/0xc0
[  446.144195]  shrink_node+0x431/0x16b0
[  446.147990]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  446.153287]  ? shrink_node_memcg+0x18f0/0x18f0
[  446.157868]  ? kvm_clock_read+0x18/0x30
[  446.161837]  ? ktime_get+0x2c1/0x400
[  446.165554]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.170048]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  446.175595]  ? __cpuset_node_allowed+0x19b/0x660
[  446.180344]  ? mark_held_locks+0x130/0x130
[  446.184576]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  446.190282]  ? zap_class+0x640/0x640
[  446.193997]  do_try_to_free_pages+0x3e7/0x1290
[  446.198573]  ? zap_class+0x640/0x640
[  446.202300]  ? shrink_node+0x16b0/0x16b0
[  446.206360]  ? __lock_is_held+0xb5/0x140
[  446.210426]  try_to_free_pages+0x4d0/0xb90
[  446.214674]  ? do_try_to_free_pages+0x1290/0x1290
[  446.219522]  ? lock_acquire+0x1ed/0x520
[  446.223490]  ? set_page_refcounted+0x280/0x280
[  446.228081]  ? lock_release+0xa00/0xa00
[  446.232067]  ? _raw_spin_unlock_irq+0x60/0x80
[  446.236558]  ? psi_memstall_enter+0x240/0x2b0
[  446.241052]  ? psi_memstall_tick+0x230/0x230
[  446.245468]  __alloc_pages_slowpath+0xa48/0x2de0
[  446.250245]  ? warn_alloc+0x120/0x120
[  446.254041]  ? mark_held_locks+0x130/0x130
[  446.258276]  ? find_get_entry+0xaae/0x1120
[  446.262517]  ? filemap_map_pages+0x1a20/0x1a20
[  446.267120]  ? zap_class+0x640/0x640
[  446.270839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.276374]  ? check_preemption_disabled+0x48/0x280
[  446.281388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.286925]  ? should_fail+0x22d/0xd01
[  446.290814]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.295917]  ? zap_class+0x640/0x640
[  446.299654]  ? __lock_is_held+0xb5/0x140
[  446.303725]  ? mark_held_locks+0x130/0x130
[  446.307974]  ? lock_release+0xa00/0xa00
[  446.311948]  ? perf_trace_sched_process_exec+0x860/0x860
[  446.317394]  ? xa_load+0x2ba/0x460
[  446.320939]  ? lock_downgrade+0x900/0x900
[  446.325086]  ? __might_sleep+0x95/0x190
[  446.329061]  __alloc_pages_nodemask+0xad8/0xea0
[  446.333735]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  446.338752]  ? __page_cache_alloc+0x191/0x5c0
[  446.343239]  ? xa_load+0x2e1/0x460
[  446.346773]  ? xa_clear_mark+0x40/0x40
[  446.350672]  ? zap_class+0x640/0x640
[  446.354387]  ? zap_class+0x640/0x640
[  446.358093]  ? zap_class+0x640/0x640
[  446.361801]  ? __do_page_cache_readahead+0x663/0x810
[  446.366903]  ? find_held_lock+0x36/0x1c0
[  446.370964]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  446.376521]  alloc_pages_current+0x173/0x350
[  446.380929]  __page_cache_alloc+0x38c/0x5c0
[  446.385244]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.390184]  ? kasan_check_read+0x11/0x20
[  446.394326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.399601]  ? generic_perform_write+0x6a0/0x6a0
[  446.404357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.409889]  ? check_preemption_disabled+0x48/0x280
[  446.414911]  filemap_fault+0x1595/0x25f0
[  446.418978]  ? __lock_page_or_retry+0xa00/0xa00
[  446.423659]  ? mark_held_locks+0x130/0x130
[  446.427901]  ? filemap_map_pages+0xd6b/0x1a20
[  446.432393]  ? lock_downgrade+0x900/0x900
[  446.436535]  ? check_preemption_disabled+0x48/0x280
[  446.441547]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.446474]  ? kasan_check_read+0x11/0x20
[  446.450618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.455906]  ? rcu_softirq_qs+0x20/0x20
[  446.459887]  ? filemap_map_pages+0xd92/0x1a20
[  446.464386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.469925]  ? find_get_entries_tag+0x1400/0x1400
[  446.474768]  ? __lock_acquire+0x62f/0x4c20
[  446.479008]  ? lock_acquire+0x1ed/0x520
[  446.482981]  ? ext4_filemap_fault+0x7a/0xad
[  446.487302]  ? lock_release+0xa00/0xa00
[  446.491270]  ? perf_trace_sched_process_exec+0x860/0x860
[  446.496718]  ? print_usage_bug+0xc0/0xc0
[  446.500782]  ? print_usage_bug+0xc0/0xc0
[  446.504851]  ? down_read+0x8d/0x120
[  446.508471]  ? ext4_filemap_fault+0x7a/0xad
[  446.512801]  ? __down_interruptible+0x700/0x700
[  446.517472]  ext4_filemap_fault+0x82/0xad
[  446.521615]  __do_fault+0x100/0x6b0
[  446.525252]  ? pmd_devmap_trans_unstable+0x220/0x220
[  446.530355]  ? mark_held_locks+0x130/0x130
[  446.534589]  ? mark_held_locks+0x130/0x130
[  446.538822]  ? find_held_lock+0x36/0x1c0
[  446.542883]  ? find_held_lock+0x36/0x1c0
[  446.546942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.552480]  __handle_mm_fault+0x3ea0/0x5be0
[  446.556886]  ? poll_select_copy_remaining+0x18c/0x6a0
[  446.562093]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  446.566937]  ? __might_fault+0x12b/0x1e0
[  446.570995]  ? lock_downgrade+0x900/0x900
[  446.575147]  ? zap_class+0x640/0x640
[  446.578859]  ? zap_class+0x640/0x640
[  446.582573]  ? find_held_lock+0x36/0x1c0
[  446.586649]  ? handle_mm_fault+0x42a/0xc70
[  446.590885]  ? lock_downgrade+0x900/0x900
[  446.595044]  ? check_preemption_disabled+0x48/0x280
[  446.600059]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.604985]  ? kasan_check_read+0x11/0x20
[  446.609131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.614403]  ? rcu_softirq_qs+0x20/0x20
[  446.618377]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.623475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.629007]  ? check_preemption_disabled+0x48/0x280
[  446.634031]  handle_mm_fault+0x54f/0xc70
[  446.638092]  ? __handle_mm_fault+0x5be0/0x5be0
[  446.642679]  ? find_vma+0x34/0x190
[  446.646312]  __do_page_fault+0x5e8/0xe60
[  446.650464]  ? trace_hardirqs_off+0xb8/0x310
[  446.654882]  do_page_fault+0xf2/0x7e0
[  446.658691]  ? vmalloc_sync_all+0x30/0x30
[  446.662834]  ? error_entry+0x70/0xd0
[  446.666544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.671553]  ? trace_hardirqs_on_caller+0xc0/0x310
[  446.676480]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.681408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.686255]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.691271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.696718]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  446.701735]  ? prepare_exit_to_usermode+0x291/0x3b0
[  446.706745]  ? page_fault+0x8/0x30
[  446.710288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.715130]  ? page_fault+0x8/0x30
[  446.718668]  page_fault+0x1e/0x30
[  446.722115] RIP: 0033:0x7fee66c9ddd3
[  446.725840] Code: Bad RIP value.
[  446.729195] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  446.734552] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  446.741825] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  446.749087] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  446.756349] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  446.763615] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  446.770900] warn_alloc_show_mem: 1 callbacks suppressed
[  446.770911] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  446.770912] Mem-Info:
[  446.770945] active_anon:56807 inactive_anon:186 isolated_anon:0
[  446.770945]  active_file:13 inactive_file:13 isolated_file:0
[  446.770945]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.770945]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  446.770945]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  446.770945]  free:13758 free_pcp:197 free_cma:0
[  446.776279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.776286] Call Trace:
[  446.783653] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.786057]  <IRQ>
[  446.818925] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.828293]  dump_stack+0x244/0x39d
[  446.830840] lowmem_reserve[]: 0 2818 6321 6321
[  446.858337]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.860461] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  446.886585]  warn_alloc.cold.116+0xb7/0x1bd
[  446.890194] lowmem_reserve[]: 0 0 3503 3503
[  446.894777]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.899938] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  446.927609]  ? lock_downgrade+0x900/0x900
[  446.931910] lowmem_reserve[]: 0 0 0 0
[  446.936234]  ? trace_hardirqs_off+0xb8/0x310
[  446.941060] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  446.969940]  ? trace_hardirqs_off+0xb8/0x310
[  446.974058] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  446.977867]  __alloc_pages_slowpath+0x2651/0x2de0
[  446.982334] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  446.995879]  ? warn_alloc+0x120/0x120
[  447.000247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  447.015488]  ? warn_alloc+0x120/0x120
[  447.020308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  447.035691]  ? __lock_acquire+0x62f/0x4c20
[  447.039466] 270 total pagecache pages
[  447.048292]  ? warn_alloc+0x120/0x120
[  447.052073] 0 pages in swap cache
[  447.060631]  ? print_usage_bug+0xc0/0xc0
[  447.064839] Swap cache stats: add 0, delete 0, find 0/0
[  447.068623]  ? print_usage_bug+0xc0/0xc0
[  447.072394] Free swap  = 0kB
[  447.075834]  ? mark_held_locks+0x130/0x130
[  447.079858] Total swap = 0kB
[  447.079866] 1965979 pages RAM
[  447.085219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.089243] 0 pages HighMem/MovableOnly
[  447.089250] 342854 pages reserved
[  447.092259]  ? should_fail+0x22d/0xd01
[  447.096456] 0 pages cma reserved
[  447.096518] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  447.099466]  ? zap_class+0x640/0x640
[  447.099484]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.099500]  ? __lock_acquire+0x62f/0x4c20
[  447.102730] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.108123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.108140]  ? should_fail+0x22d/0xd01
[  447.108163]  ? mark_held_locks+0x130/0x130
[  447.112242] init cpuset=/ mems_allowed=0
[  447.115684]  ? mark_held_locks+0x130/0x130
[  447.115700]  ? lock_downgrade+0x900/0x900
[  447.177700]  ? zap_class+0x640/0x640
[  447.181410]  ? zap_class+0x640/0x640
[  447.185120]  ? zap_class+0x640/0x640
[  447.188830]  ? do_raw_spin_unlock+0xa7/0x330
[  447.193234]  ? trace_hardirqs_on+0x310/0x310
[  447.197642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.203175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.208708]  ? check_preemption_disabled+0x48/0x280
[  447.213732]  ? __lock_is_held+0xb5/0x140
[  447.217795]  __alloc_pages_nodemask+0xad8/0xea0
[  447.222460]  ? zap_class+0x640/0x640
[  447.226186]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  447.231210]  ? find_held_lock+0x36/0x1c0
[  447.235277]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.239944]  ? lock_downgrade+0x900/0x900
[  447.244099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.249640]  cache_grow_begin+0xa5/0x8c0
[  447.253694]  ? do_raw_spin_unlock+0xa7/0x330
[  447.258108]  fallback_alloc+0x204/0x2e0
[  447.262087]  ____cache_alloc_node+0x1c7/0x1e0
[  447.266592]  kmem_cache_alloc_node+0xe3/0x730
[  447.271090]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.275675]  __alloc_skb+0x119/0x770
[  447.279382]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.284750]  ? netdev_alloc_frag+0x1f0/0x1f0
[  447.289159]  ? vprintk_default+0x28/0x30
[  447.293215]  ? vprintk_func+0x85/0x181
[  447.297102]  ? printk+0xa7/0xcf
[  447.300377]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  447.305130]  ? do_raw_spin_trylock+0x270/0x270
[  447.309713]  new_skb+0x26/0x1c0
[  447.312992]  aoecmd_cfg+0x279/0x7f0
[  447.316617]  ? find_held_lock+0x36/0x1c0
[  447.320687]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  447.325018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.330584]  ? __lock_is_held+0xb5/0x140
[  447.334654]  discover_timer+0x50/0x60
[  447.338454]  call_timer_fn+0x272/0x920
[  447.342338]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  447.347261]  ? process_timeout+0x40/0x40
[  447.351347]  ? __run_timers+0x7da/0xc70
[  447.355332]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.359824]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.364315]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  447.369155]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.373735]  ? trace_hardirqs_on+0xbd/0x310
[  447.378054]  ? kasan_check_read+0x11/0x20
[  447.382198]  ? __run_timers+0x7da/0xc70
[  447.386169]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.391278]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  447.396114]  __run_timers+0x7e5/0xc70
[  447.399918]  ? timer_fixup_init+0x70/0x70
[  447.404071]  ? kasan_check_read+0x11/0x20
[  447.408214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.413484]  ? rcu_softirq_qs+0x20/0x20
[  447.417454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.422987]  ? check_preemption_disabled+0x48/0x280
[  447.428003]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.432760]  ? retint_kernel+0x2d/0x2d
[  447.436646]  ? trace_hardirqs_on_caller+0xc0/0x310
[  447.441574]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.446325]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.451772]  ? zap_class+0x640/0x640
[  447.455485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.461021]  ? check_preemption_disabled+0x48/0x280
[  447.466041]  ? __lock_is_held+0xb5/0x140
[  447.470103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.475635]  ? check_preemption_disabled+0x48/0x280
[  447.480651]  run_timer_softirq+0x52/0xb0
[  447.484708]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.489726]  __do_softirq+0x308/0xb7e
[  447.493525]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.498022]  ? lock_downgrade+0x900/0x900
[  447.502171]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.507276]  ? pvclock_read_flags+0x160/0x160
[  447.511768]  ? lapic_next_event+0x5a/0x90
[  447.515912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.521453]  ? kvm_clock_read+0x18/0x30
[  447.525422]  ? kvm_sched_clock_read+0x9/0x20
[  447.529829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.535366]  ? check_preemption_disabled+0x48/0x280
[  447.540387]  irq_exit+0x17f/0x1c0
[  447.543840]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.548677]  ? smp_reschedule_interrupt+0x109/0x650
[  447.553707]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.559589]  ? interrupt_entry+0xb5/0xc0
[  447.563648]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.568660]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.573673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.578514]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.583539]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.588559]  ? task_prio+0x50/0x50
[  447.592095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.597630]  ? check_preemption_disabled+0x48/0x280
[  447.602664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.607510]  apic_timer_interrupt+0xf/0x20
[  447.611750]  </IRQ>
[  447.613989] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.618915] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  447.637809] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  447.645515] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.652787] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  447.660054] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  447.667316] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.674579] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  447.681878]  skb_clone+0x1bb/0x500
[  447.685415]  ? finish_task_switch+0x1b4/0x910
[  447.689906]  ? skb_split+0x11e0/0x11e0
[  447.693790]  ? preempt_notifier_register+0x200/0x200
[  447.698887]  ? __switch_to_asm+0x34/0x70
[  447.702945]  ? __switch_to_asm+0x34/0x70
[  447.707001]  ? __switch_to_asm+0x40/0x70
[  447.711078]  ? __switch_to_asm+0x34/0x70
[  447.715135]  ? __switch_to_asm+0x40/0x70
[  447.719194]  ? __switch_to_asm+0x34/0x70
[  447.723249]  ? __switch_to_asm+0x40/0x70
[  447.727304]  ? __switch_to_asm+0x34/0x70
[  447.731364]  ? __switch_to_asm+0x34/0x70
[  447.735423]  ? __switch_to_asm+0x40/0x70
[  447.739479]  ? __switch_to_asm+0x34/0x70
[  447.743550]  bpf_clone_redirect+0xb9/0x490
[  447.747786]  ? __schedule+0x8d7/0x21d0
[  447.751672]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  447.756687]  ? __sched_text_start+0x8/0x8
[  447.760834]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.765596]  ? find_held_lock+0x36/0x1c0
[  447.769663]  ? lock_acquire+0x1ed/0x520
[  447.773644]  ? bpf_test_run+0x3cb/0x780
[  447.777616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.783154]  ? check_preemption_disabled+0x48/0x280
[  447.788171]  ? kasan_check_read+0x11/0x20
[  447.792313]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.797585]  ? rcu_softirq_qs+0x20/0x20
[  447.801558]  ? preempt_schedule+0x4d/0x60
[  447.805705]  ? ___preempt_schedule+0x16/0x18
[  447.810120]  ? bpf_test_run+0x25d/0x780
[  447.814100]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.818519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.824057]  ? bpf_test_init.isra.10+0x70/0x100
[  447.828726]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  447.833485]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.838345]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.843879]  ? fput+0x130/0x1a0
[  447.847158]  ? __bpf_prog_get+0x9b/0x290
[  447.851217]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.856059]  ? bpf_prog_test_run+0x130/0x1a0
[  447.860467]  ? __x64_sys_bpf+0x3db/0x520
[  447.864531]  ? bpf_prog_get+0x20/0x20
[  447.868687]  ? do_syscall_64+0x1b9/0x820
[  447.872749]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.878112]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.883041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.887884]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.892898]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.897915]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.902947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.907795]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.913174] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  447.913235] aoe: skb alloc failure
[  447.919403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.919411] Call Trace:
[  447.922996] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.932280]  <IRQ>
[  447.934845] syz-executor5 cpuset=syz5 mems_allowed=0
[  447.945319]  dump_stack+0x244/0x39d
[  447.956152]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.961348]  warn_alloc.cold.116+0xb7/0x1bd
[  447.965737]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.970580]  ? lock_downgrade+0x900/0x900
[  447.974747]  ? trace_hardirqs_off+0xb8/0x310
[  447.979158]  ? trace_hardirqs_off+0xb8/0x310
[  447.983562]  ? noop_count+0x40/0x40
[  447.987195]  __alloc_pages_slowpath+0x2651/0x2de0
[  447.992049]  ? check_usage+0x1aa/0x790
[  447.995940]  ? warn_alloc+0x120/0x120
[  447.999742]  ? warn_alloc+0x120/0x120
[  448.003543]  ? __bfs+0xb0/0x780
[  448.006822]  ? warn_alloc+0x120/0x120
[  448.010635]  ? print_usage_bug+0xc0/0xc0
[  448.014707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.020240]  ? should_fail+0x22d/0xd01
[  448.024127]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  448.030011]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.035112]  ? __lock_acquire+0x62f/0x4c20
[  448.039346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.044443]  ? should_fail+0x22d/0xd01
[  448.048337]  ? mark_held_locks+0x130/0x130
[  448.052571]  ? mark_held_locks+0x130/0x130
[  448.056816]  ? print_usage_bug+0xc0/0xc0
[  448.060876]  ? find_held_lock+0x36/0x1c0
[  448.064935]  ? zap_class+0x640/0x640
[  448.068649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.074205]  ? check_preemption_disabled+0x48/0x280
[  448.079227]  ? __lock_is_held+0xb5/0x140
[  448.083287]  __alloc_pages_nodemask+0xad8/0xea0
[  448.087952]  ? zap_class+0x640/0x640
[  448.091664]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  448.096689]  ? find_held_lock+0x36/0x1c0
[  448.100756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.105421]  ? lock_downgrade+0x900/0x900
[  448.109572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.115111]  cache_grow_begin+0xa5/0x8c0
[  448.119168]  ? do_raw_spin_unlock+0xa7/0x330
[  448.123579]  fallback_alloc+0x204/0x2e0
[  448.127554]  ____cache_alloc_node+0x1c7/0x1e0
[  448.132060]  kmem_cache_alloc_node+0xe3/0x730
[  448.136553]  ? mark_held_locks+0xc7/0x130
[  448.140722]  __alloc_skb+0x119/0x770
[  448.144439]  ? netdev_alloc_frag+0x1f0/0x1f0
[  448.148841]  ? do_raw_spin_trylock+0x270/0x270
[  448.153434]  ? kmem_cache_alloc_trace+0x353/0x750
[  448.158279]  ? queue_work_on+0x12c/0x1e0
[  448.162341]  ? switchdev_port_obj_del+0xe3/0x450
[  448.167093]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.172455]  ? mod_timer+0x631/0x1560
[  448.176261]  ? wake_up_klogd+0x180/0x180
[  448.180317]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.185335]  __br_mdb_notify+0x4ff/0x15d0
[  448.189512]  ? __br_mdb_add+0x7f0/0x7f0
[  448.193506]  ? zap_class+0x640/0x640
[  448.197227]  ? br_multicast_group_expired+0x96/0x610
[  448.202420]  br_mdb_notify+0x310/0x410
[  448.206307]  ? br_mdb_dump+0x27b0/0x27b0
[  448.210370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.215912]  br_multicast_group_expired+0x1bc/0x610
[  448.220942]  ? br_mdb_free+0x80/0x80
[  448.224666]  call_timer_fn+0x272/0x920
[  448.228548]  ? br_mdb_free+0x80/0x80
[  448.232258]  ? process_timeout+0x40/0x40
[  448.236326]  ? mark_held_locks+0xc7/0x130
[  448.240482]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.244975]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.249464]  ? br_mdb_free+0x80/0x80
[  448.253183]  ? lockdep_hardirqs_on+0x296/0x5b0
[  448.257778]  ? trace_hardirqs_on+0xbd/0x310
[  448.262094]  ? kasan_check_read+0x11/0x20
[  448.266242]  ? __run_timers+0x7da/0xc70
[  448.270226]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.275348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.279587]  ? br_mdb_free+0x80/0x80
[  448.283295]  __run_timers+0x7e5/0xc70
[  448.287158]  ? timer_fixup_init+0x70/0x70
[  448.291305]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.296320]  ? zap_class+0x640/0x640
[  448.300036]  ? print_usage_bug+0xc0/0xc0
[  448.304097]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.309287]  ? find_held_lock+0x36/0x1c0
[  448.313349]  ? zap_class+0x640/0x640
[  448.317065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.322605]  ? check_preemption_disabled+0x48/0x280
[  448.327626]  ? __lock_is_held+0xb5/0x140
[  448.331685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.337222]  ? check_preemption_disabled+0x48/0x280
[  448.342238]  run_timer_softirq+0x52/0xb0
[  448.346295]  ? rcu_read_lock_sched_held+0x14f/0x180
[  448.351306]  __do_softirq+0x308/0xb7e
[  448.355109]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  448.359613]  ? lock_downgrade+0x900/0x900
[  448.363761]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  448.368867]  ? pvclock_read_flags+0x160/0x160
[  448.373360]  ? lapic_next_event+0x5a/0x90
[  448.377506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.383047]  ? kvm_clock_read+0x18/0x30
[  448.387018]  ? kvm_sched_clock_read+0x9/0x20
[  448.391424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.396972]  ? check_preemption_disabled+0x48/0x280
[  448.401991]  irq_exit+0x17f/0x1c0
[  448.405443]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.410288]  ? smp_reschedule_interrupt+0x109/0x650
[  448.415562]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.421441]  ? interrupt_entry+0xb5/0xc0
[  448.425519]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.430534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.435545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.440384]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.445394]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.450413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.455261]  apic_timer_interrupt+0xf/0x20
[  448.459489]  </IRQ>
[  448.461723] RIP: 0010:lock_release+0x51d/0xa00
[  448.466443] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  448.485346] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  448.493055] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  448.500322] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  448.507589] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  448.514857] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  448.522136] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  448.529426]  ? list_lru_count_one+0x25b/0x450
[  448.533939]  ? lock_downgrade+0x900/0x900
[  448.538087]  ? check_preemption_disabled+0x48/0x280
[  448.543101]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.548040]  ? kasan_check_read+0x11/0x20
[  448.552183]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.557462]  ? rcu_softirq_qs+0x20/0x20
[  448.561460]  list_lru_count_one+0x282/0x450
[  448.565786]  ? list_lru_isolate_move+0x3c0/0x3c0
[  448.570537]  ? shmem_free_inode+0xd0/0xd0
[  448.574681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.580215]  ? ubifs_shrink_count+0xc4/0x100
[  448.584633]  super_cache_count+0x1b9/0x2e0
[  448.588869]  do_shrink_slab+0x1b1/0xd30
[  448.592847]  ? snapshot_refaults+0x290/0x290
[  448.597252]  ? lock_release+0xa00/0xa00
[  448.601228]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  448.606166]  ? down_read_trylock+0xda/0x140
[  448.610482]  ? shrink_slab+0x207/0x8c0
[  448.614366]  ? downgrade_write+0x270/0x270
[  448.618605]  shrink_slab+0x389/0x8c0
[  448.622317]  ? shrink_active_list+0x1f00/0x1f00
[  448.626991]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  448.632613]  ? __lock_acquire+0x62f/0x4c20
[  448.636862]  ? percpu_ref_get_many+0x240/0x240
[  448.641468]  ? print_usage_bug+0xc0/0xc0
[  448.645532]  shrink_node+0x431/0x16b0
[  448.649330]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  448.654629]  ? shrink_node_memcg+0x18f0/0x18f0
[  448.659213]  ? kvm_clock_read+0x18/0x30
[  448.663187]  ? ktime_get+0x2c1/0x400
[  448.666899]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  448.671391]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.676922]  ? __cpuset_node_allowed+0x19b/0x660
[  448.681687]  ? mark_held_locks+0x130/0x130
[  448.685919]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  448.691627]  ? zap_class+0x640/0x640
[  448.695357]  do_try_to_free_pages+0x3e7/0x1290
[  448.699938]  ? zap_class+0x640/0x640
[  448.703661]  ? shrink_node+0x16b0/0x16b0
[  448.707722]  ? __lock_is_held+0xb5/0x140
[  448.711798]  try_to_free_pages+0x4d0/0xb90
[  448.716035]  ? do_try_to_free_pages+0x1290/0x1290
[  448.720887]  ? lock_acquire+0x1ed/0x520
[  448.724858]  ? set_page_refcounted+0x280/0x280
[  448.729467]  ? lock_release+0xa00/0xa00
[  448.733447]  ? _raw_spin_unlock_irq+0x60/0x80
[  448.737945]  ? psi_memstall_enter+0x240/0x2b0
[  448.742443]  ? psi_memstall_tick+0x230/0x230
[  448.746864]  __alloc_pages_slowpath+0xa48/0x2de0
[  448.751641]  ? warn_alloc+0x120/0x120
[  448.755444]  ? mark_held_locks+0x130/0x130
[  448.759687]  ? find_get_entry+0xaae/0x1120
[  448.764024]  ? filemap_map_pages+0x1a20/0x1a20
[  448.768607]  ? zap_class+0x640/0x640
[  448.772337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.777887]  ? check_preemption_disabled+0x48/0x280
[  448.782900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.788525]  ? should_fail+0x22d/0xd01
[  448.792411]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.797524]  ? zap_class+0x640/0x640
[  448.801255]  ? __lock_is_held+0xb5/0x140
[  448.805324]  ? mark_held_locks+0x130/0x130
[  448.809557]  ? lock_release+0xa00/0xa00
[  448.813526]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.818972]  ? xa_load+0x2ba/0x460
[  448.822511]  ? lock_downgrade+0x900/0x900
[  448.826661]  ? __might_sleep+0x95/0x190
[  448.830637]  __alloc_pages_nodemask+0xad8/0xea0
[  448.835307]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  448.840319]  ? __page_cache_alloc+0x191/0x5c0
[  448.844807]  ? xa_load+0x2e1/0x460
[  448.848343]  ? xa_clear_mark+0x40/0x40
[  448.852225]  ? zap_class+0x640/0x640
[  448.855944]  ? zap_class+0x640/0x640
[  448.859652]  ? zap_class+0x640/0x640
[  448.863362]  ? __do_page_cache_readahead+0x663/0x810
[  448.868483]  ? find_held_lock+0x36/0x1c0
[  448.872545]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  448.878082]  alloc_pages_current+0x173/0x350
[  448.882496]  __page_cache_alloc+0x38c/0x5c0
[  448.886810]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.891737]  ? kasan_check_read+0x11/0x20
[  448.895879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.901152]  ? generic_perform_write+0x6a0/0x6a0
[  448.905920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.911459]  ? check_preemption_disabled+0x48/0x280
[  448.916476]  filemap_fault+0x1595/0x25f0
[  448.920545]  ? __lock_page_or_retry+0xa00/0xa00
[  448.925216]  ? mark_held_locks+0x130/0x130
[  448.929462]  ? filemap_map_pages+0xd6b/0x1a20
[  448.933955]  ? lock_downgrade+0x900/0x900
[  448.938116]  ? check_preemption_disabled+0x48/0x280
[  448.943134]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.948059]  ? kasan_check_read+0x11/0x20
[  448.952201]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.957474]  ? rcu_softirq_qs+0x20/0x20
[  448.961470]  ? filemap_map_pages+0xd92/0x1a20
[  448.965963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.971508]  ? find_get_entries_tag+0x1400/0x1400
[  448.976356]  ? __lock_acquire+0x62f/0x4c20
[  448.980602]  ? lock_acquire+0x1ed/0x520
[  448.984579]  ? ext4_filemap_fault+0x7a/0xad
[  448.988915]  ? lock_release+0xa00/0xa00
[  448.992884]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.998330]  ? print_usage_bug+0xc0/0xc0
[  449.002392]  ? print_usage_bug+0xc0/0xc0
[  449.006474]  ? down_read+0x8d/0x120
[  449.010096]  ? ext4_filemap_fault+0x7a/0xad
[  449.014435]  ? __down_interruptible+0x700/0x700
[  449.019122]  ext4_filemap_fault+0x82/0xad
[  449.023368]  __do_fault+0x100/0x6b0
[  449.026994]  ? pmd_devmap_trans_unstable+0x220/0x220
[  449.032095]  ? mark_held_locks+0x130/0x130
[  449.036668]  ? mark_held_locks+0x130/0x130
[  449.040907]  ? find_held_lock+0x36/0x1c0
[  449.044969]  ? find_held_lock+0x36/0x1c0
[  449.049029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.054567]  __handle_mm_fault+0x3ea0/0x5be0
[  449.058989]  ? poll_select_copy_remaining+0x18c/0x6a0
[  449.064181]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  449.069042]  ? __might_fault+0x12b/0x1e0
[  449.073101]  ? lock_downgrade+0x900/0x900
[  449.077253]  ? zap_class+0x640/0x640
[  449.080966]  ? zap_class+0x640/0x640
[  449.084680]  ? find_held_lock+0x36/0x1c0
[  449.088749]  ? handle_mm_fault+0x42a/0xc70
[  449.092995]  ? lock_downgrade+0x900/0x900
[  449.097148]  ? check_preemption_disabled+0x48/0x280
[  449.102177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.107103]  ? kasan_check_read+0x11/0x20
[  449.111245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.116519]  ? rcu_softirq_qs+0x20/0x20
[  449.120489]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.125593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.131130]  ? check_preemption_disabled+0x48/0x280
[  449.136160]  handle_mm_fault+0x54f/0xc70
[  449.140222]  ? __handle_mm_fault+0x5be0/0x5be0
[  449.144805]  ? find_vma+0x34/0x190
[  449.148345]  __do_page_fault+0x5e8/0xe60
[  449.152407]  ? trace_hardirqs_off+0xb8/0x310
[  449.156824]  do_page_fault+0xf2/0x7e0
[  449.160625]  ? vmalloc_sync_all+0x30/0x30
[  449.164774]  ? error_entry+0x70/0xd0
[  449.168484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.173498]  ? trace_hardirqs_on_caller+0xc0/0x310
[  449.178435]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.183357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.188196]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.193209]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.198679]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.203694]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.208704]  ? page_fault+0x8/0x30
[  449.212244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.217084]  ? page_fault+0x8/0x30
[  449.220621]  page_fault+0x1e/0x30
[  449.224068] RIP: 0033:0x7fee66c9ddd3
[  449.227801] Code: Bad RIP value.
[  449.231162] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  449.236518] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  449.243779] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  449.251046] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  449.258312] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  449.265575] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  449.272862] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  449.272879] warn_alloc_show_mem: 1 callbacks suppressed
[  449.272882] Mem-Info:
[  449.280231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.285595] active_anon:56807 inactive_anon:186 isolated_anon:0
[  449.285595]  active_file:13 inactive_file:13 isolated_file:0
[  449.285595]  unevictable:0 dirty:0 writeback:0 unstable:0
[  449.285595]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  449.285595]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  449.285595]  free:13758 free_pcp:197 free_cma:0
[  449.287961] Call Trace:
[  449.297339] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  449.330179]  <IRQ>
[  449.332741] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  449.360234]  dump_stack+0x244/0x39d
[  449.362352] lowmem_reserve[]: 0 2818 6321 6321
[  449.388453]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.392050] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  449.396633]  warn_alloc.cold.116+0xb7/0x1bd
[  449.401780] lowmem_reserve[]: 0 0 3503 3503
[  449.429365]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.433667] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  449.437982]  ? lock_downgrade+0x900/0x900
[  449.442791] lowmem_reserve[]: 0 0 0 0
[  449.471764]  ? trace_hardirqs_off+0xb8/0x310
[  449.475907] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  449.479700]  ? trace_hardirqs_off+0xb8/0x310
[  449.484079] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  449.497721]  __alloc_pages_slowpath+0x2651/0x2de0
[  449.502091] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  449.517461]  ? warn_alloc+0x120/0x120
[  449.522264] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  449.537158]  ? warn_alloc+0x120/0x120
[  449.540935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  449.549763]  ? warn_alloc+0x120/0x120
[  449.553552] 270 total pagecache pages
[  449.562129]  ? print_usage_bug+0xc0/0xc0
[  449.565911] 0 pages in swap cache
[  449.569695]  ? print_usage_bug+0xc0/0xc0
[  449.573730] Swap cache stats: add 0, delete 0, find 0/0
[  449.577168]  ? ktime_get+0x2c1/0x400
[  449.581211] Free swap  = 0kB
[  449.586569]  ? check_preemption_disabled+0x48/0x280
[  449.590252] Total swap = 0kB
[  449.593260]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  449.598260] 1965979 pages RAM
[  449.601267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.605726] 0 pages HighMem/MovableOnly
[  449.605734] 342854 pages reserved
[  449.608827]  ? should_fail+0x22d/0xd01
[  449.614336] 0 pages cma reserved
[  449.618299]  ? kasan_check_read+0x11/0x20
[  449.621854] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.625599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.628935] init cpuset=/ mems_allowed=0
[  449.633086]  ? __lock_acquire+0x62f/0x4c20
[  449.656126]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.661225]  ? should_fail+0x22d/0xd01
[  449.665109]  ? print_usage_bug+0xc0/0xc0
[  449.669173]  ? mark_held_locks+0x130/0x130
[  449.673409]  ? mark_held_locks+0x130/0x130
[  449.677642]  ? check_preemption_disabled+0x48/0x280
[  449.682669]  ? zap_class+0x640/0x640
[  449.686815]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.691657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.697190]  ? check_preemption_disabled+0x48/0x280
[  449.702207]  ? __lock_is_held+0xb5/0x140
[  449.706284]  __alloc_pages_nodemask+0xad8/0xea0
[  449.710949]  ? zap_class+0x640/0x640
[  449.714668]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  449.719690]  ? find_held_lock+0x36/0x1c0
[  449.723755]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.728420]  ? lock_downgrade+0x900/0x900
[  449.732569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.738105]  cache_grow_begin+0xa5/0x8c0
[  449.742164]  ? do_raw_spin_unlock+0xa7/0x330
[  449.746574]  fallback_alloc+0x204/0x2e0
[  449.750550]  ____cache_alloc_node+0x1c7/0x1e0
[  449.755050]  kmem_cache_alloc_node+0xe3/0x730
[  449.759543]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.764130]  __alloc_skb+0x119/0x770
[  449.767837]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  449.773204]  ? netdev_alloc_frag+0x1f0/0x1f0
[  449.777614]  ? vprintk_default+0x28/0x30
[  449.781669]  ? vprintk_func+0x85/0x181
[  449.785569]  ? printk+0xa7/0xcf
[  449.788848]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  449.793617]  ? do_raw_spin_trylock+0x270/0x270
[  449.798215]  new_skb+0x26/0x1c0
[  449.801490]  aoecmd_cfg+0x279/0x7f0
[  449.805114]  ? find_held_lock+0x36/0x1c0
[  449.809176]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  449.813501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.819044]  ? __lock_is_held+0xb5/0x140
[  449.823111]  discover_timer+0x50/0x60
[  449.826908]  call_timer_fn+0x272/0x920
[  449.830790]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.835628]  ? process_timeout+0x40/0x40
[  449.839690]  ? __run_timers+0x7da/0xc70
[  449.843660]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.848149]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.852640]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.857492]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.862072]  ? trace_hardirqs_on+0xbd/0x310
[  449.866758]  ? kasan_check_read+0x11/0x20
[  449.870906]  ? __run_timers+0x7da/0xc70
[  449.874881]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.879995]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.884835]  __run_timers+0x7e5/0xc70
[  449.888648]  ? timer_fixup_init+0x70/0x70
[  449.892792]  ? kasan_check_read+0x11/0x20
[  449.896937]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.902208]  ? rcu_softirq_qs+0x20/0x20
[  449.906179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.911714]  ? check_preemption_disabled+0x48/0x280
[  449.916731]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.921490]  ? retint_kernel+0x2d/0x2d
[  449.925377]  ? trace_hardirqs_on_caller+0xc0/0x310
[  449.930302]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.935054]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.940506]  ? zap_class+0x640/0x640
[  449.944220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.949752]  ? check_preemption_disabled+0x48/0x280
[  449.954774]  ? __lock_is_held+0xb5/0x140
[  449.958833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.964374]  ? check_preemption_disabled+0x48/0x280
[  449.969393]  run_timer_softirq+0x52/0xb0
[  449.973450]  ? rcu_read_lock_sched_held+0x14f/0x180
[  449.978467]  __do_softirq+0x308/0xb7e
[  449.982283]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  449.986778]  ? lock_downgrade+0x900/0x900
[  449.990926]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  449.996047]  ? pvclock_read_flags+0x160/0x160
[  450.000629]  ? lapic_next_event+0x5a/0x90
[  450.004774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.010323]  ? kvm_clock_read+0x18/0x30
[  450.014303]  ? kvm_sched_clock_read+0x9/0x20
[  450.018711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.024247]  ? check_preemption_disabled+0x48/0x280
[  450.029369]  irq_exit+0x17f/0x1c0
[  450.032820]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.037661]  ? smp_reschedule_interrupt+0x109/0x650
[  450.042677]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.048556]  ? interrupt_entry+0xb5/0xc0
[  450.052637]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.057665]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.062680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.067526]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.072536]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.077550]  ? task_prio+0x50/0x50
[  450.081086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.086622]  ? check_preemption_disabled+0x48/0x280
[  450.091642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.096576]  apic_timer_interrupt+0xf/0x20
[  450.100800]  </IRQ>
[  450.104423] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  450.109359] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  450.128271] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  450.136060] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  450.143330] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  450.150608] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  450.157886] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  450.165157] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  450.172455]  skb_clone+0x1bb/0x500
[  450.175992]  ? finish_task_switch+0x1b4/0x910
[  450.180486]  ? skb_split+0x11e0/0x11e0
[  450.184374]  ? preempt_notifier_register+0x200/0x200
[  450.189473]  ? __switch_to_asm+0x34/0x70
[  450.193530]  ? __switch_to_asm+0x34/0x70
[  450.197585]  ? __switch_to_asm+0x40/0x70
[  450.201642]  ? __switch_to_asm+0x34/0x70
[  450.205699]  ? __switch_to_asm+0x40/0x70
[  450.209757]  ? __switch_to_asm+0x34/0x70
[  450.213816]  ? __switch_to_asm+0x40/0x70
[  450.217961]  ? __switch_to_asm+0x34/0x70
[  450.222020]  ? __switch_to_asm+0x34/0x70
[  450.226074]  ? __switch_to_asm+0x40/0x70
[  450.230128]  ? __switch_to_asm+0x34/0x70
[  450.234191]  bpf_clone_redirect+0xb9/0x490
[  450.238424]  ? __schedule+0x8d7/0x21d0
[  450.242321]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  450.247339]  ? __sched_text_start+0x8/0x8
[  450.251481]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.256246]  ? find_held_lock+0x36/0x1c0
[  450.260410]  ? lock_acquire+0x1ed/0x520
[  450.264381]  ? bpf_test_run+0x3cb/0x780
[  450.268358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.273892]  ? check_preemption_disabled+0x48/0x280
[  450.278911]  ? kasan_check_read+0x11/0x20
[  450.283053]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.288333]  ? rcu_softirq_qs+0x20/0x20
[  450.292320]  ? preempt_schedule+0x4d/0x60
[  450.296464]  ? ___preempt_schedule+0x16/0x18
[  450.300877]  ? bpf_test_run+0x25d/0x780
[  450.304864]  ? netlink_diag_dump+0x2a0/0x2a0
[  450.309271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.314811]  ? bpf_test_init.isra.10+0x70/0x100
[  450.319486]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  450.324247]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.329088]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.334621]  ? fput+0x130/0x1a0
[  450.337915]  ? __bpf_prog_get+0x9b/0x290
[  450.341976]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.346827]  ? bpf_prog_test_run+0x130/0x1a0
[  450.351234]  ? __x64_sys_bpf+0x3db/0x520
[  450.355313]  ? bpf_prog_get+0x20/0x20
[  450.359132]  ? do_syscall_64+0x1b9/0x820
[  450.363189]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  450.368550]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.373475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.378322]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.383335]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  450.388347]  ? prepare_exit_to_usermode+0x291/0x3b0
[  450.393368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.398213]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  450.403596] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  450.403659] aoe: skb alloc failure
[  450.409847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.409852] Call Trace:
[  450.409858]  <IRQ>
[  450.409875]  dump_stack+0x244/0x39d
[  450.409894]  ? dump_stack_print_info.cold.1+0x20/0x20
[  450.413445] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.422774]  warn_alloc.cold.116+0xb7/0x1bd
[  450.425346] syz-executor5 cpuset=syz5 mems_allowed=0
[  450.427489]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.460969]  ? lock_downgrade+0x900/0x900
[  450.465120]  ? trace_hardirqs_off+0xb8/0x310
[  450.469535]  ? trace_hardirqs_off+0xb8/0x310
[  450.473951]  __alloc_pages_slowpath+0x2651/0x2de0
[  450.478907]  ? warn_alloc+0x120/0x120
[  450.482712]  ? warn_alloc+0x120/0x120
[  450.486511]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.491527]  ? warn_alloc+0x120/0x120
[  450.495328]  ? print_usage_bug+0xc0/0xc0
[  450.499388]  ? print_usage_bug+0xc0/0xc0
[  450.503448]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.508644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.514178]  ? should_fail+0x22d/0xd01
[  450.518066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.523165]  ? __lock_acquire+0x62f/0x4c20
[  450.527398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.532495]  ? should_fail+0x22d/0xd01
[  450.536392]  ? mark_held_locks+0x130/0x130
[  450.540627]  ? mark_held_locks+0x130/0x130
[  450.544856]  ? print_usage_bug+0xc0/0xc0
[  450.548916]  ? find_held_lock+0x36/0x1c0
[  450.552976]  ? zap_class+0x640/0x640
[  450.556691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.562288]  ? check_preemption_disabled+0x48/0x280
[  450.567323]  ? __lock_is_held+0xb5/0x140
[  450.571385]  __alloc_pages_nodemask+0xad8/0xea0
[  450.576139]  ? zap_class+0x640/0x640
[  450.579854]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  450.584875]  ? find_held_lock+0x36/0x1c0
[  450.588939]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.593604]  ? lock_downgrade+0x900/0x900
[  450.597755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.603305]  cache_grow_begin+0xa5/0x8c0
[  450.607367]  ? do_raw_spin_unlock+0xa7/0x330
[  450.611778]  fallback_alloc+0x204/0x2e0
[  450.615753]  ____cache_alloc_node+0x1c7/0x1e0
[  450.620339]  kmem_cache_alloc_node+0xe3/0x730
[  450.624835]  ? mark_held_locks+0xc7/0x130
[  450.628992]  __alloc_skb+0x119/0x770
[  450.632704]  ? netdev_alloc_frag+0x1f0/0x1f0
[  450.637121]  ? do_raw_spin_trylock+0x270/0x270
[  450.641698]  ? kmem_cache_alloc_trace+0x353/0x750
[  450.646540]  ? queue_work_on+0x12c/0x1e0
[  450.650602]  ? switchdev_port_obj_del+0xe3/0x450
[  450.655369]  ? switchdev_trans_item_enqueue+0x260/0x260
[  450.660747]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.665856]  __br_mdb_notify+0x4ff/0x15d0
[  450.670008]  ? __br_mdb_add+0x7f0/0x7f0
[  450.673984]  ? zap_class+0x640/0x640
[  450.677710]  ? br_multicast_group_expired+0x96/0x610
[  450.682809]  ? lock_downgrade+0x900/0x900
[  450.686957]  br_mdb_notify+0x310/0x410
[  450.690843]  ? br_mdb_dump+0x27b0/0x27b0
[  450.694905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.700456]  br_multicast_group_expired+0x1bc/0x610
[  450.705470]  ? br_mdb_free+0x80/0x80
[  450.709192]  call_timer_fn+0x272/0x920
[  450.713250]  ? br_mdb_free+0x80/0x80
[  450.716965]  ? process_timeout+0x40/0x40
[  450.721029]  ? mark_held_locks+0xc7/0x130
[  450.725176]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.729664]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.734154]  ? br_mdb_free+0x80/0x80
[  450.737864]  ? lockdep_hardirqs_on+0x296/0x5b0
[  450.742457]  ? trace_hardirqs_on+0xbd/0x310
[  450.746777]  ? kasan_check_read+0x11/0x20
[  450.750924]  ? __run_timers+0x7da/0xc70
[  450.754894]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.759997]  ? br_mdb_free+0x80/0x80
[  450.763710]  ? br_mdb_free+0x80/0x80
[  450.767421]  __run_timers+0x7e5/0xc70
[  450.771223]  ? timer_fixup_init+0x70/0x70
[  450.775367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.780381]  ? zap_class+0x640/0x640
[  450.784094]  ? print_usage_bug+0xc0/0xc0
[  450.788156]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.793349]  ? find_held_lock+0x36/0x1c0
[  450.797411]  ? zap_class+0x640/0x640
[  450.801125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.806660]  ? check_preemption_disabled+0x48/0x280
[  450.811696]  ? __lock_is_held+0xb5/0x140
[  450.815756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.821295]  ? check_preemption_disabled+0x48/0x280
[  450.826327]  run_timer_softirq+0x52/0xb0
[  450.830383]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.835421]  __do_softirq+0x308/0xb7e
[  450.839221]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.843712]  ? lock_downgrade+0x900/0x900
[  450.847862]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  450.852970]  ? pvclock_read_flags+0x160/0x160
[  450.857465]  ? lapic_next_event+0x5a/0x90
[  450.861614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.867149]  ? kvm_clock_read+0x18/0x30
[  450.871121]  ? kvm_sched_clock_read+0x9/0x20
[  450.875531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.881064]  ? check_preemption_disabled+0x48/0x280
[  450.886084]  irq_exit+0x17f/0x1c0
[  450.889534]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.894376]  ? smp_reschedule_interrupt+0x109/0x650
[  450.899491]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.905369]  ? interrupt_entry+0xb5/0xc0
[  450.909438]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.914452]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.919901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.924741]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.929754]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.934780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.939625]  apic_timer_interrupt+0xf/0x20
[  450.943847]  </IRQ>
[  450.946081] RIP: 0010:lock_release+0x51d/0xa00
[  450.950660] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  450.969553] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  450.977268] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  450.984531] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  450.991794] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  450.999071] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  451.006348] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  451.013634]  ? list_lru_count_one+0x25b/0x450
[  451.018129]  ? lock_downgrade+0x900/0x900
[  451.022280]  ? check_preemption_disabled+0x48/0x280
[  451.027296]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.032222]  ? kasan_check_read+0x11/0x20
[  451.036714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.041989]  ? rcu_softirq_qs+0x20/0x20
[  451.045974]  list_lru_count_one+0x282/0x450
[  451.050297]  ? list_lru_isolate_move+0x3c0/0x3c0
[  451.055047]  ? shmem_free_inode+0xd0/0xd0
[  451.059192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.064734]  ? ubifs_shrink_count+0xc4/0x100
[  451.069147]  super_cache_count+0x1b9/0x2e0
[  451.073384]  do_shrink_slab+0x1b1/0xd30
[  451.077367]  ? snapshot_refaults+0x290/0x290
[  451.081776]  ? lock_release+0xa00/0xa00
[  451.085844]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  451.090780]  ? down_read_trylock+0xda/0x140
[  451.095096]  ? shrink_slab+0x207/0x8c0
[  451.098978]  ? downgrade_write+0x270/0x270
[  451.103217]  shrink_slab+0x389/0x8c0
[  451.106935]  ? shrink_active_list+0x1f00/0x1f00
[  451.111608]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  451.117239]  ? __lock_acquire+0x62f/0x4c20
[  451.121474]  ? percpu_ref_get_many+0x240/0x240
[  451.126154]  ? print_usage_bug+0xc0/0xc0
[  451.130216]  shrink_node+0x431/0x16b0
[  451.134026]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  451.139323]  ? shrink_node_memcg+0x18f0/0x18f0
[  451.143906]  ? kvm_clock_read+0x18/0x30
[  451.147875]  ? ktime_get+0x2c1/0x400
[  451.151586]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  451.156079]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.161613]  ? __cpuset_node_allowed+0x19b/0x660
[  451.166371]  ? mark_held_locks+0x130/0x130
[  451.170602]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  451.176310]  ? zap_class+0x640/0x640
[  451.180026]  do_try_to_free_pages+0x3e7/0x1290
[  451.184606]  ? zap_class+0x640/0x640
[  451.188330]  ? shrink_node+0x16b0/0x16b0
[  451.192653]  ? __lock_is_held+0xb5/0x140
[  451.196736]  try_to_free_pages+0x4d0/0xb90
[  451.200973]  ? do_try_to_free_pages+0x1290/0x1290
[  451.205832]  ? lock_acquire+0x1ed/0x520
[  451.209801]  ? set_page_refcounted+0x280/0x280
[  451.214384]  ? lock_release+0xa00/0xa00
[  451.218529]  ? _raw_spin_unlock_irq+0x60/0x80
[  451.223024]  ? psi_memstall_enter+0x240/0x2b0
[  451.227517]  ? psi_memstall_tick+0x230/0x230
[  451.231933]  __alloc_pages_slowpath+0xa48/0x2de0
[  451.236735]  ? warn_alloc+0x120/0x120
[  451.240532]  ? mark_held_locks+0x130/0x130
[  451.244856]  ? find_get_entry+0xaae/0x1120
[  451.249093]  ? filemap_map_pages+0x1a20/0x1a20
[  451.253674]  ? zap_class+0x640/0x640
[  451.257389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.262922]  ? check_preemption_disabled+0x48/0x280
[  451.267934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.273468]  ? should_fail+0x22d/0xd01
[  451.277442]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.282540]  ? zap_class+0x640/0x640
[  451.286277]  ? __lock_is_held+0xb5/0x140
[  451.290344]  ? mark_held_locks+0x130/0x130
[  451.294586]  ? lock_release+0xa00/0xa00
[  451.298556]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.303998]  ? xa_load+0x2ba/0x460
[  451.307534]  ? lock_downgrade+0x900/0x900
[  451.311685]  ? __might_sleep+0x95/0x190
[  451.315659]  __alloc_pages_nodemask+0xad8/0xea0
[  451.320330]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  451.325346]  ? __page_cache_alloc+0x191/0x5c0
[  451.329835]  ? xa_load+0x2e1/0x460
[  451.333530]  ? xa_clear_mark+0x40/0x40
[  451.337417]  ? zap_class+0x640/0x640
[  451.341136]  ? zap_class+0x640/0x640
[  451.344844]  ? zap_class+0x640/0x640
[  451.348557]  ? __do_page_cache_readahead+0x663/0x810
[  451.353660]  ? find_held_lock+0x36/0x1c0
[  451.357722]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  451.363266]  alloc_pages_current+0x173/0x350
[  451.367677]  __page_cache_alloc+0x38c/0x5c0
[  451.371993]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.376918]  ? kasan_check_read+0x11/0x20
[  451.381063]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.386342]  ? generic_perform_write+0x6a0/0x6a0
[  451.391097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.396648]  ? check_preemption_disabled+0x48/0x280
[  451.401666]  filemap_fault+0x1595/0x25f0
[  451.405751]  ? __lock_page_or_retry+0xa00/0xa00
[  451.410432]  ? mark_held_locks+0x130/0x130
[  451.414672]  ? filemap_map_pages+0xd6b/0x1a20
[  451.419177]  ? lock_downgrade+0x900/0x900
[  451.423331]  ? check_preemption_disabled+0x48/0x280
[  451.428346]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.433271]  ? kasan_check_read+0x11/0x20
[  451.437429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.442702]  ? rcu_softirq_qs+0x20/0x20
[  451.446684]  ? filemap_map_pages+0xd92/0x1a20
[  451.451178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.456725]  ? find_get_entries_tag+0x1400/0x1400
[  451.461583]  ? __lock_acquire+0x62f/0x4c20
[  451.465827]  ? lock_acquire+0x1ed/0x520
[  451.469795]  ? ext4_filemap_fault+0x7a/0xad
[  451.474116]  ? lock_release+0xa00/0xa00
[  451.478088]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.483535]  ? print_usage_bug+0xc0/0xc0
[  451.487593]  ? print_usage_bug+0xc0/0xc0
[  451.491661]  ? down_read+0x8d/0x120
[  451.495281]  ? ext4_filemap_fault+0x7a/0xad
[  451.499597]  ? __down_interruptible+0x700/0x700
[  451.504272]  ext4_filemap_fault+0x82/0xad
[  451.508421]  __do_fault+0x100/0x6b0
[  451.512048]  ? pmd_devmap_trans_unstable+0x220/0x220
[  451.517149]  ? mark_held_locks+0x130/0x130
[  451.521381]  ? mark_held_locks+0x130/0x130
[  451.525615]  ? find_held_lock+0x36/0x1c0
[  451.529679]  ? find_held_lock+0x36/0x1c0
[  451.533738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.539280]  __handle_mm_fault+0x3ea0/0x5be0
[  451.543690]  ? poll_select_copy_remaining+0x18c/0x6a0
[  451.548881]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  451.553740]  ? __might_fault+0x12b/0x1e0
[  451.557802]  ? lock_downgrade+0x900/0x900
[  451.561958]  ? zap_class+0x640/0x640
[  451.565667]  ? zap_class+0x640/0x640
[  451.569382]  ? find_held_lock+0x36/0x1c0
[  451.573461]  ? handle_mm_fault+0x42a/0xc70
[  451.577692]  ? lock_downgrade+0x900/0x900
[  451.581923]  ? check_preemption_disabled+0x48/0x280
[  451.586938]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.591861]  ? kasan_check_read+0x11/0x20
[  451.596003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.601276]  ? rcu_softirq_qs+0x20/0x20
[  451.605248]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.610348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.615880]  ? check_preemption_disabled+0x48/0x280
[  451.620898]  handle_mm_fault+0x54f/0xc70
[  451.624961]  ? __handle_mm_fault+0x5be0/0x5be0
[  451.629545]  ? find_vma+0x34/0x190
[  451.633086]  __do_page_fault+0x5e8/0xe60
[  451.637141]  ? trace_hardirqs_off+0xb8/0x310
[  451.641558]  do_page_fault+0xf2/0x7e0
[  451.645354]  ? vmalloc_sync_all+0x30/0x30
[  451.649501]  ? error_entry+0x70/0xd0
[  451.653222]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.658246]  ? trace_hardirqs_on_caller+0xc0/0x310
[  451.663172]  ? syscall_return_slowpath+0x5e0/0x5e0
[  451.668107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.672947]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.677962]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.683411]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  451.688428]  ? prepare_exit_to_usermode+0x291/0x3b0
[  451.693439]  ? page_fault+0x8/0x30
[  451.696978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.701819]  ? page_fault+0x8/0x30
[  451.705369]  page_fault+0x1e/0x30
[  451.708817] RIP: 0033:0x7fee66c9ddd3
[  451.712537] Code: Bad RIP value.
[  451.715892] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  451.721250] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  451.728519] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  451.735784] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  451.743062] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  451.750329] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  451.757610] warn_alloc_show_mem: 1 callbacks suppressed
[  451.757620] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  451.757621] Mem-Info:
[  451.757652] active_anon:56807 inactive_anon:186 isolated_anon:0
[  451.757652]  active_file:13 inactive_file:13 isolated_file:0
[  451.757652]  unevictable:0 dirty:0 writeback:0 unstable:0
[  451.757652]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  451.757652]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  451.757652]  free:13758 free_pcp:197 free_cma:0
[  451.762990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.770349] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  451.772738] Call Trace:
[  451.805597] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  451.814938]  <IRQ>
[  451.842421] lowmem_reserve[]: 0 2818 6321 6321
[  451.845023]  dump_stack+0x244/0x39d
[  451.871514] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  451.873673]  ? dump_stack_print_info.cold.1+0x20/0x20
[  451.878213] lowmem_reserve[]: 0 0 3503 3503
[  451.881842]  warn_alloc.cold.116+0xb7/0x1bd
[  451.909404] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  451.914588]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  451.918887] lowmem_reserve[]: 0 0 0 0
[  451.923209]  ? lock_downgrade+0x900/0x900
[  451.952065] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  451.956906]  ? trace_hardirqs_off+0xb8/0x310
[  451.960668] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  451.964818]  ? trace_hardirqs_off+0xb8/0x310
[  451.978310] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  451.982714]  __alloc_pages_slowpath+0x2651/0x2de0
[  451.998059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.002473]  ? warn_alloc+0x120/0x120
[  452.017341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.022179]  ? warn_alloc+0x120/0x120
[  452.030989] 270 total pagecache pages
[  452.034981]  ? __lock_acquire+0x62f/0x4c20
[  452.044079] 0 pages in swap cache
[  452.047861]  ? warn_alloc+0x120/0x120
[  452.051652] Swap cache stats: add 0, delete 0, find 0/0
[  452.055873]  ? print_usage_bug+0xc0/0xc0
[  452.059301] Free swap  = 0kB
[  452.063095]  ? print_usage_bug+0xc0/0xc0
[  452.068430] Total swap = 0kB
[  452.072481]  ? mark_held_locks+0x130/0x130
[  452.075471] 1965979 pages RAM
[  452.079520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.082503] 0 pages HighMem/MovableOnly
[  452.082511] 342854 pages reserved
[  452.086746]  ? should_fail+0x22d/0xd01
[  452.089818] 0 pages cma reserved
[  452.089954] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.095344]  ? zap_class+0x640/0x640
[  452.095363]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.099315] init cpuset=/ mems_allowed=0
[  452.102756]  ? __lock_acquire+0x62f/0x4c20
[  452.137059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.142164]  ? should_fail+0x22d/0xd01
[  452.146060]  ? mark_held_locks+0x130/0x130
[  452.150295]  ? mark_held_locks+0x130/0x130
[  452.154524]  ? lock_downgrade+0x900/0x900
[  452.158675]  ? zap_class+0x640/0x640
[  452.162385]  ? zap_class+0x640/0x640
[  452.166095]  ? zap_class+0x640/0x640
[  452.169804]  ? do_raw_spin_unlock+0xa7/0x330
[  452.174211]  ? trace_hardirqs_on+0x310/0x310
[  452.178616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.184180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.189716]  ? check_preemption_disabled+0x48/0x280
[  452.194739]  ? __lock_is_held+0xb5/0x140
[  452.198819]  __alloc_pages_nodemask+0xad8/0xea0
[  452.203483]  ? zap_class+0x640/0x640
[  452.207201]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  452.212232]  ? find_held_lock+0x36/0x1c0
[  452.216318]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.220984]  ? lock_downgrade+0x900/0x900
[  452.225133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.230690]  cache_grow_begin+0xa5/0x8c0
[  452.234745]  ? do_raw_spin_unlock+0xa7/0x330
[  452.239414]  fallback_alloc+0x204/0x2e0
[  452.243390]  ____cache_alloc_node+0x1c7/0x1e0
[  452.247892]  kmem_cache_alloc_node+0xe3/0x730
[  452.252384]  ? lockdep_hardirqs_on+0x296/0x5b0
[  452.256973]  __alloc_skb+0x119/0x770
[  452.260684]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.266046]  ? netdev_alloc_frag+0x1f0/0x1f0
[  452.270456]  ? vprintk_default+0x28/0x30
[  452.274515]  ? vprintk_func+0x85/0x181
[  452.278410]  ? printk+0xa7/0xcf
[  452.281687]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  452.286443]  ? do_raw_spin_trylock+0x270/0x270
[  452.291025]  new_skb+0x26/0x1c0
[  452.294303]  aoecmd_cfg+0x279/0x7f0
[  452.297926]  ? find_held_lock+0x36/0x1c0
[  452.301985]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  452.306311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.311857]  ? __lock_is_held+0xb5/0x140
[  452.315922]  discover_timer+0x50/0x60
[  452.319722]  call_timer_fn+0x272/0x920
[  452.323604]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.328443]  ? process_timeout+0x40/0x40
[  452.332505]  ? __run_timers+0x7da/0xc70
[  452.336477]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.340970]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.345476]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.350318]  ? lockdep_hardirqs_on+0x296/0x5b0
[  452.354899]  ? trace_hardirqs_on+0xbd/0x310
[  452.359613]  ? kasan_check_read+0x11/0x20
[  452.363770]  ? __run_timers+0x7da/0xc70
[  452.367741]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.372854]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.377704]  __run_timers+0x7e5/0xc70
[  452.381517]  ? timer_fixup_init+0x70/0x70
[  452.385664]  ? kasan_check_read+0x11/0x20
[  452.389808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.395079]  ? rcu_softirq_qs+0x20/0x20
[  452.399050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.404585]  ? check_preemption_disabled+0x48/0x280
[  452.409608]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.414362]  ? retint_kernel+0x2d/0x2d
[  452.418245]  ? trace_hardirqs_on_caller+0xc0/0x310
[  452.423170]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.428042]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.433488]  ? zap_class+0x640/0x640
[  452.437202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.442733]  ? check_preemption_disabled+0x48/0x280
[  452.447752]  ? __lock_is_held+0xb5/0x140
[  452.451808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.457343]  ? check_preemption_disabled+0x48/0x280
[  452.462363]  run_timer_softirq+0x52/0xb0
[  452.466422]  ? rcu_read_lock_sched_held+0x14f/0x180
[  452.471436]  __do_softirq+0x308/0xb7e
[  452.475235]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  452.479723]  ? lock_downgrade+0x900/0x900
[  452.483870]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  452.488975]  ? pvclock_read_flags+0x160/0x160
[  452.493473]  ? lapic_next_event+0x5a/0x90
[  452.497618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.503160]  ? kvm_clock_read+0x18/0x30
[  452.507135]  ? kvm_sched_clock_read+0x9/0x20
[  452.511543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.517077]  ? check_preemption_disabled+0x48/0x280
[  452.522096]  irq_exit+0x17f/0x1c0
[  452.525551]  smp_apic_timer_interrupt+0x1cb/0x760
[  452.530393]  ? smp_reschedule_interrupt+0x109/0x650
[  452.535405]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.541284]  ? interrupt_entry+0xb5/0xc0
[  452.545343]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.550353]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.555370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.560298]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.565311]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.570361]  ? task_prio+0x50/0x50
[  452.573897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.579441]  ? check_preemption_disabled+0x48/0x280
[  452.584461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.589306]  apic_timer_interrupt+0xf/0x20
[  452.593531]  </IRQ>
[  452.595765] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  452.600690] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  452.619583] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  452.627285] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  452.634636] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  452.641899] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  452.649168] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  452.656540] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  452.663836]  skb_clone+0x1bb/0x500
[  452.667373]  ? finish_task_switch+0x1b4/0x910
[  452.671875]  ? skb_split+0x11e0/0x11e0
[  452.675775]  ? preempt_notifier_register+0x200/0x200
[  452.680874]  ? __switch_to_asm+0x34/0x70
[  452.685639]  ? __switch_to_asm+0x34/0x70
[  452.689694]  ? __switch_to_asm+0x40/0x70
[  452.693746]  ? __switch_to_asm+0x34/0x70
[  452.697804]  ? __switch_to_asm+0x40/0x70
[  452.701858]  ? __switch_to_asm+0x34/0x70
[  452.705937]  ? __switch_to_asm+0x40/0x70
[  452.709996]  ? __switch_to_asm+0x34/0x70
[  452.714055]  ? __switch_to_asm+0x34/0x70
[  452.718116]  ? __switch_to_asm+0x40/0x70
[  452.722172]  ? __switch_to_asm+0x34/0x70
[  452.726237]  bpf_clone_redirect+0xb9/0x490
[  452.730469]  ? __schedule+0x8d7/0x21d0
[  452.734356]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  452.739372]  ? __sched_text_start+0x8/0x8
[  452.743531]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.748295]  ? find_held_lock+0x36/0x1c0
[  452.752362]  ? lock_acquire+0x1ed/0x520
[  452.756339]  ? bpf_test_run+0x3cb/0x780
[  452.760324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.765859]  ? check_preemption_disabled+0x48/0x280
[  452.770875]  ? kasan_check_read+0x11/0x20
[  452.775020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.780294]  ? rcu_softirq_qs+0x20/0x20
[  452.784268]  ? preempt_schedule+0x4d/0x60
[  452.788411]  ? ___preempt_schedule+0x16/0x18
[  452.792822]  ? bpf_test_run+0x25d/0x780
[  452.796804]  ? netlink_diag_dump+0x2a0/0x2a0
[  452.801213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.806750]  ? bpf_test_init.isra.10+0x70/0x100
[  452.811421]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  452.816183]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  452.821020]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  452.826557]  ? fput+0x130/0x1a0
[  452.829838]  ? __bpf_prog_get+0x9b/0x290
[  452.833929]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  452.838773]  ? bpf_prog_test_run+0x130/0x1a0
[  452.843195]  ? __x64_sys_bpf+0x3db/0x520
[  452.847251]  ? bpf_prog_get+0x20/0x20
[  452.851074]  ? do_syscall_64+0x1b9/0x820
[  452.855139]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  452.860504]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.865430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.870271]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.875286]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  452.880305]  ? prepare_exit_to_usermode+0x291/0x3b0
[  452.885323]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.890167]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  452.895541] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  452.895622] aoe: skb alloc failure
[  452.901778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.901783] Call Trace:
[  452.901789]  <IRQ>
[  452.901806]  dump_stack+0x244/0x39d
[  452.901825]  ? dump_stack_print_info.cold.1+0x20/0x20
[  452.905362] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.914689]  warn_alloc.cold.116+0xb7/0x1bd
[  452.917247] syz-executor5 cpuset=syz5 mems_allowed=0
[  452.919384]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.952853]  ? lock_downgrade+0x900/0x900
[  452.957001]  ? trace_hardirqs_off+0xb8/0x310
[  452.961408]  ? trace_hardirqs_off+0xb8/0x310
[  452.965821]  __alloc_pages_slowpath+0x2651/0x2de0
[  452.970686]  ? warn_alloc+0x120/0x120
[  452.974490]  ? warn_alloc+0x120/0x120
[  452.978315]  ? warn_alloc+0x120/0x120
[  452.982116]  ? print_usage_bug+0xc0/0xc0
[  452.986171]  ? mark_held_locks+0x130/0x130
[  452.990400]  ? kvm_clock_read+0x18/0x30
[  452.994369]  ? print_usage_bug+0xc0/0xc0
[  452.998436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.003970]  ? should_fail+0x22d/0xd01
[  453.007857]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.012956]  ? __lock_acquire+0x62f/0x4c20
[  453.017192]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.022293]  ? __lock_acquire+0x62f/0x4c20
[  453.026531]  ? should_fail+0x22d/0xd01
[  453.030425]  ? mark_held_locks+0x130/0x130
[  453.034909]  ? mark_held_locks+0x130/0x130
[  453.039149]  ? zap_class+0x640/0x640
[  453.042858]  ? print_usage_bug+0xc0/0xc0
[  453.046915]  ? find_held_lock+0x36/0x1c0
[  453.050974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.056510]  ? check_preemption_disabled+0x48/0x280
[  453.061530]  ? __lock_is_held+0xb5/0x140
[  453.065602]  __alloc_pages_nodemask+0xad8/0xea0
[  453.070268]  ? zap_class+0x640/0x640
[  453.073985]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  453.079032]  ? find_held_lock+0x36/0x1c0
[  453.083107]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.087775]  ? lock_downgrade+0x900/0x900
[  453.092014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.097551]  cache_grow_begin+0xa5/0x8c0
[  453.101605]  ? do_raw_spin_unlock+0xa7/0x330
[  453.106018]  fallback_alloc+0x204/0x2e0
[  453.109993]  ____cache_alloc_node+0x1c7/0x1e0
[  453.114500]  kmem_cache_alloc_node+0xe3/0x730
[  453.118995]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.123234]  __alloc_skb+0x119/0x770
[  453.126958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.132233]  ? netdev_alloc_frag+0x1f0/0x1f0
[  453.136639]  ? lock_downgrade+0x900/0x900
[  453.140790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.146324]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.151776]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.157224]  ? addrconf_rs_timer+0x690/0x690
[  453.161642]  ndisc_alloc_skb+0x144/0x340
[  453.165705]  ndisc_send_rs+0x331/0x6e0
[  453.169603]  addrconf_rs_timer+0x314/0x690
[  453.173840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.178092]  call_timer_fn+0x272/0x920
[  453.181974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.186206]  ? process_timeout+0x40/0x40
[  453.190270]  ? mark_held_locks+0xc7/0x130
[  453.194419]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.198909]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.203396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.207638]  ? lockdep_hardirqs_on+0x296/0x5b0
[  453.212218]  ? trace_hardirqs_on+0xbd/0x310
[  453.216536]  ? kasan_check_read+0x11/0x20
[  453.220677]  ? __run_timers+0x7da/0xc70
[  453.224662]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.229772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.233999]  __run_timers+0x7e5/0xc70
[  453.237802]  ? timer_fixup_init+0x70/0x70
[  453.241947]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  453.246959]  ? zap_class+0x640/0x640
[  453.250675]  ? print_usage_bug+0xc0/0xc0
[  453.254736]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  453.259927]  ? find_held_lock+0x36/0x1c0
[  453.263989]  ? zap_class+0x640/0x640
[  453.267705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.273238]  ? check_preemption_disabled+0x48/0x280
[  453.278261]  ? __lock_is_held+0xb5/0x140
[  453.282317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.287849]  ? check_preemption_disabled+0x48/0x280
[  453.292866]  run_timer_softirq+0x52/0xb0
[  453.296925]  ? rcu_read_lock_sched_held+0x14f/0x180
[  453.301938]  __do_softirq+0x308/0xb7e
[  453.305741]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.310229]  ? lock_downgrade+0x900/0x900
[  453.314378]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  453.319506]  ? pvclock_read_flags+0x160/0x160
[  453.324000]  ? lapic_next_event+0x5a/0x90
[  453.328159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.333695]  ? kvm_clock_read+0x18/0x30
[  453.338102]  ? kvm_sched_clock_read+0x9/0x20
[  453.342509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.348040]  ? check_preemption_disabled+0x48/0x280
[  453.353084]  irq_exit+0x17f/0x1c0
[  453.356535]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.361372]  ? smp_reschedule_interrupt+0x109/0x650
[  453.366384]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.372264]  ? interrupt_entry+0xb5/0xc0
[  453.376320]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.381331]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.386345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.391185]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.396194]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.401217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.406074]  apic_timer_interrupt+0xf/0x20
[  453.410297]  </IRQ>
[  453.412531] RIP: 0010:lock_release+0x51d/0xa00
[  453.417108] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  453.436002] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  453.443712] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  453.451072] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  453.458425] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  453.465693] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  453.472961] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  453.480254]  ? list_lru_count_one+0x25b/0x450
[  453.484751]  ? lock_downgrade+0x900/0x900
[  453.488898]  ? check_preemption_disabled+0x48/0x280
[  453.493915]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.498841]  ? kasan_check_read+0x11/0x20
[  453.502987]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.508258]  ? rcu_softirq_qs+0x20/0x20
[  453.512237]  list_lru_count_one+0x282/0x450
[  453.516558]  ? list_lru_isolate_move+0x3c0/0x3c0
[  453.521310]  ? shmem_free_inode+0xd0/0xd0
[  453.525471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.531010]  ? ubifs_shrink_count+0xc4/0x100
[  453.535427]  super_cache_count+0x1b9/0x2e0
[  453.539661]  do_shrink_slab+0x1b1/0xd30
[  453.543643]  ? snapshot_refaults+0x290/0x290
[  453.548059]  ? lock_release+0xa00/0xa00
[  453.552042]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  453.556980]  ? down_read_trylock+0xda/0x140
[  453.561294]  ? shrink_slab+0x207/0x8c0
[  453.565179]  ? downgrade_write+0x270/0x270
[  453.569421]  shrink_slab+0x389/0x8c0
[  453.573138]  ? shrink_active_list+0x1f00/0x1f00
[  453.577824]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  453.583446]  ? __lock_acquire+0x62f/0x4c20
[  453.587680]  ? percpu_ref_get_many+0x240/0x240
[  453.592276]  ? print_usage_bug+0xc0/0xc0
[  453.596342]  shrink_node+0x431/0x16b0
[  453.600141]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  453.605433]  ? shrink_node_memcg+0x18f0/0x18f0
[  453.610013]  ? kvm_clock_read+0x18/0x30
[  453.613997]  ? ktime_get+0x2c1/0x400
[  453.617717]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.622210]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.627746]  ? __cpuset_node_allowed+0x19b/0x660
[  453.632494]  ? mark_held_locks+0x130/0x130
[  453.636812]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  453.642520]  ? zap_class+0x640/0x640
[  453.646238]  do_try_to_free_pages+0x3e7/0x1290
[  453.650812]  ? zap_class+0x640/0x640
[  453.654536]  ? shrink_node+0x16b0/0x16b0
[  453.658594]  ? __lock_is_held+0xb5/0x140
[  453.662666]  try_to_free_pages+0x4d0/0xb90
[  453.666902]  ? do_try_to_free_pages+0x1290/0x1290
[  453.671750]  ? lock_acquire+0x1ed/0x520
[  453.675805]  ? set_page_refcounted+0x280/0x280
[  453.680389]  ? lock_release+0xa00/0xa00
[  453.684359]  ? _raw_spin_unlock_irq+0x60/0x80
[  453.688853]  ? psi_memstall_enter+0x240/0x2b0
[  453.693342]  ? psi_memstall_tick+0x230/0x230
[  453.697754]  __alloc_pages_slowpath+0xa48/0x2de0
[  453.702535]  ? warn_alloc+0x120/0x120
[  453.706331]  ? mark_held_locks+0x130/0x130
[  453.710566]  ? find_get_entry+0xaae/0x1120
[  453.714804]  ? filemap_map_pages+0x1a20/0x1a20
[  453.719386]  ? zap_class+0x640/0x640
[  453.723107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.728656]  ? check_preemption_disabled+0x48/0x280
[  453.733669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.739287]  ? should_fail+0x22d/0xd01
[  453.743174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.748278]  ? zap_class+0x640/0x640
[  453.752019]  ? __lock_is_held+0xb5/0x140
[  453.756088]  ? mark_held_locks+0x130/0x130
[  453.760322]  ? lock_release+0xa00/0xa00
[  453.764292]  ? perf_trace_sched_process_exec+0x860/0x860
[  453.769737]  ? xa_load+0x2ba/0x460
[  453.773274]  ? lock_downgrade+0x900/0x900
[  453.777425]  ? __might_sleep+0x95/0x190
[  453.781400]  __alloc_pages_nodemask+0xad8/0xea0
[  453.786074]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  453.791086]  ? __page_cache_alloc+0x191/0x5c0
[  453.795574]  ? xa_load+0x2e1/0x460
[  453.799149]  ? xa_clear_mark+0x40/0x40
[  453.803044]  ? zap_class+0x640/0x640
[  453.806759]  ? zap_class+0x640/0x640
[  453.810481]  ? zap_class+0x640/0x640
[  453.814192]  ? __do_page_cache_readahead+0x663/0x810
[  453.819297]  ? find_held_lock+0x36/0x1c0
[  453.823358]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  453.828900]  alloc_pages_current+0x173/0x350
[  453.833311]  __page_cache_alloc+0x38c/0x5c0
[  453.838148]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.843072]  ? kasan_check_read+0x11/0x20
[  453.847214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.852488]  ? generic_perform_write+0x6a0/0x6a0
[  453.857241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.862775]  ? check_preemption_disabled+0x48/0x280
[  453.868309]  filemap_fault+0x1595/0x25f0
[  453.872379]  ? __lock_page_or_retry+0xa00/0xa00
[  453.877050]  ? mark_held_locks+0x130/0x130
[  453.881304]  ? filemap_map_pages+0xd6b/0x1a20
[  453.885795]  ? lock_downgrade+0x900/0x900
[  453.889940]  ? check_preemption_disabled+0x48/0x280
[  453.894955]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.899882]  ? kasan_check_read+0x11/0x20
[  453.904031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.909305]  ? rcu_softirq_qs+0x20/0x20
[  453.913289]  ? filemap_map_pages+0xd92/0x1a20
[  453.917783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.923323]  ? find_get_entries_tag+0x1400/0x1400
[  453.928166]  ? __lock_acquire+0x62f/0x4c20
[  453.932407]  ? lock_acquire+0x1ed/0x520
[  453.936896]  ? ext4_filemap_fault+0x7a/0xad
[  453.941219]  ? lock_release+0xa00/0xa00
[  453.945191]  ? perf_trace_sched_process_exec+0x860/0x860
[  453.950637]  ? print_usage_bug+0xc0/0xc0
[  453.954696]  ? print_usage_bug+0xc0/0xc0
[  453.958762]  ? down_read+0x8d/0x120
[  453.962381]  ? ext4_filemap_fault+0x7a/0xad
[  453.966703]  ? __down_interruptible+0x700/0x700
[  453.971372]  ext4_filemap_fault+0x82/0xad
[  453.975516]  __do_fault+0x100/0x6b0
[  453.979142]  ? pmd_devmap_trans_unstable+0x220/0x220
[  453.984245]  ? mark_held_locks+0x130/0x130
[  453.988502]  ? mark_held_locks+0x130/0x130
[  453.992729]  ? find_held_lock+0x36/0x1c0
[  453.996788]  ? find_held_lock+0x36/0x1c0
[  454.000847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.006384]  __handle_mm_fault+0x3ea0/0x5be0
[  454.010786]  ? poll_select_copy_remaining+0x18c/0x6a0
[  454.015979]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  454.020832]  ? __might_fault+0x12b/0x1e0
[  454.024891]  ? lock_downgrade+0x900/0x900
[  454.029073]  ? zap_class+0x640/0x640
[  454.032781]  ? zap_class+0x640/0x640
[  454.036495]  ? find_held_lock+0x36/0x1c0
[  454.040559]  ? handle_mm_fault+0x42a/0xc70
[  454.044790]  ? lock_downgrade+0x900/0x900
[  454.048933]  ? check_preemption_disabled+0x48/0x280
[  454.054043]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.058974]  ? kasan_check_read+0x11/0x20
[  454.063131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.068402]  ? rcu_softirq_qs+0x20/0x20
[  454.072389]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.077489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.083031]  ? check_preemption_disabled+0x48/0x280
[  454.088049]  handle_mm_fault+0x54f/0xc70
[  454.092120]  ? __handle_mm_fault+0x5be0/0x5be0
[  454.096718]  ? find_vma+0x34/0x190
[  454.100274]  __do_page_fault+0x5e8/0xe60
[  454.104330]  ? trace_hardirqs_off+0xb8/0x310
[  454.108743]  do_page_fault+0xf2/0x7e0
[  454.112541]  ? vmalloc_sync_all+0x30/0x30
[  454.116685]  ? error_entry+0x70/0xd0
[  454.120395]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.125407]  ? trace_hardirqs_on_caller+0xc0/0x310
[  454.130332]  ? syscall_return_slowpath+0x5e0/0x5e0
[  454.135254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.140096]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.145109]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.150560]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  454.155577]  ? prepare_exit_to_usermode+0x291/0x3b0
[  454.160597]  ? page_fault+0x8/0x30
[  454.164133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.168974]  ? page_fault+0x8/0x30
[  454.172526]  page_fault+0x1e/0x30
[  454.175999] RIP: 0033:0x7fee66c9ddd3
[  454.179725] Code: Bad RIP value.
[  454.183080] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  454.188438] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  454.195702] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  454.202964] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  454.210239] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  454.217502] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  454.224783] warn_alloc_show_mem: 1 callbacks suppressed
[  454.224793] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  454.224794] Mem-Info:
[  454.224825] active_anon:56807 inactive_anon:186 isolated_anon:0
[  454.224825]  active_file:13 inactive_file:13 isolated_file:0
[  454.224825]  unevictable:0 dirty:0 writeback:0 unstable:0
[  454.224825]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  454.224825]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  454.224825]  free:13758 free_pcp:197 free_cma:0
[  454.230156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.230164] Call Trace:
[  454.237527] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  454.239923]  <IRQ>
[  454.272782] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  454.282149]  dump_stack+0x244/0x39d
[  454.284715] lowmem_reserve[]: 0 2818 6321 6321
[  454.312214]  ? dump_stack_print_info.cold.1+0x20/0x20
[  454.314357] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  454.340575]  warn_alloc.cold.116+0xb7/0x1bd
[  454.344167] lowmem_reserve[]: 0 0 3503 3503
[  454.348738]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.353900] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  454.381490]  ? lock_downgrade+0x900/0x900
[  454.385782] lowmem_reserve[]: 0 0 0 0
[  454.390108]  ? trace_hardirqs_off+0xb8/0x310
[  454.394918] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  454.423798]  ? trace_hardirqs_off+0xb8/0x310
[  454.427914] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  454.431715]  __alloc_pages_slowpath+0x2651/0x2de0
[  454.436087] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  454.449621]  ? warn_alloc+0x120/0x120
[  454.453991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  454.469236]  ? warn_alloc+0x120/0x120
[  454.474057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  454.488958]  ? __lock_acquire+0x62f/0x4c20
[  454.492742] 270 total pagecache pages
[  454.501563]  ? warn_alloc+0x120/0x120
[  454.505347] 0 pages in swap cache
[  454.513904]  ? print_usage_bug+0xc0/0xc0
[  454.518115] Swap cache stats: add 0, delete 0, find 0/0
[  454.521900]  ? print_usage_bug+0xc0/0xc0
[  454.525672] Free swap  = 0kB
[  454.529114]  ? mark_held_locks+0x130/0x130
[  454.533146] Total swap = 0kB
[  454.538498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.542525] 1965979 pages RAM
[  454.545531]  ? should_fail+0x22d/0xd01
[  454.549730] 0 pages HighMem/MovableOnly
[  454.549737] 342854 pages reserved
[  454.552744]  ? zap_class+0x640/0x640
[  454.558254] 0 pages cma reserved
[  454.561350]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.565265] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  454.569172]  ? __lock_acquire+0x62f/0x4c20
[  454.572674] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.576302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.579639] init cpuset=/ mems_allowed=0
[  454.584736]  ? should_fail+0x22d/0xd01
[  454.618124]  ? mark_held_locks+0x130/0x130
[  454.622356]  ? mark_held_locks+0x130/0x130
[  454.626599]  ? lock_downgrade+0x900/0x900
[  454.630744]  ? zap_class+0x640/0x640
[  454.634453]  ? zap_class+0x640/0x640
[  454.638184]  ? zap_class+0x640/0x640
[  454.641891]  ? do_raw_spin_unlock+0xa7/0x330
[  454.646294]  ? trace_hardirqs_on+0x310/0x310
[  454.650699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.656235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.661772]  ? check_preemption_disabled+0x48/0x280
[  454.666804]  ? __lock_is_held+0xb5/0x140
[  454.670869]  __alloc_pages_nodemask+0xad8/0xea0
[  454.675533]  ? zap_class+0x640/0x640
[  454.679249]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  454.684271]  ? find_held_lock+0x36/0x1c0
[  454.688335]  ? ____cache_alloc_node+0x1c7/0x1e0
[  454.693005]  ? lock_downgrade+0x900/0x900
[  454.697156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.702695]  cache_grow_begin+0xa5/0x8c0
[  454.706751]  ? do_raw_spin_unlock+0xa7/0x330
[  454.711163]  fallback_alloc+0x204/0x2e0
[  454.715139]  ____cache_alloc_node+0x1c7/0x1e0
[  454.719635]  kmem_cache_alloc_node+0xe3/0x730
[  454.724129]  ? lockdep_hardirqs_on+0x296/0x5b0
[  454.728715]  __alloc_skb+0x119/0x770
[  454.732611]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  454.737976]  ? netdev_alloc_frag+0x1f0/0x1f0
[  454.742386]  ? vprintk_default+0x28/0x30
[  454.746450]  ? vprintk_func+0x85/0x181
[  454.750336]  ? printk+0xa7/0xcf
[  454.753608]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  454.758364]  ? do_raw_spin_trylock+0x270/0x270
[  454.762953]  new_skb+0x26/0x1c0
[  454.766234]  aoecmd_cfg+0x279/0x7f0
[  454.769862]  ? find_held_lock+0x36/0x1c0
[  454.773923]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  454.778274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.783818]  ? __lock_is_held+0xb5/0x140
[  454.787885]  discover_timer+0x50/0x60
[  454.791683]  call_timer_fn+0x272/0x920
[  454.795569]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  454.800415]  ? process_timeout+0x40/0x40
[  454.804484]  ? __run_timers+0x7da/0xc70
[  454.808461]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.813049]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.817543]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  454.822380]  ? lockdep_hardirqs_on+0x296/0x5b0
[  454.826958]  ? trace_hardirqs_on+0xbd/0x310
[  454.831279]  ? kasan_check_read+0x11/0x20
[  454.835424]  ? __run_timers+0x7da/0xc70
[  454.839399]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.844509]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  454.849361]  __run_timers+0x7e5/0xc70
[  454.853170]  ? timer_fixup_init+0x70/0x70
[  454.857313]  ? kasan_check_read+0x11/0x20
[  454.861459]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.866728]  ? rcu_softirq_qs+0x20/0x20
[  454.870699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.876235]  ? check_preemption_disabled+0x48/0x280
[  454.881256]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  454.886012]  ? retint_kernel+0x2d/0x2d
[  454.889906]  ? trace_hardirqs_on_caller+0xc0/0x310
[  454.894840]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  454.899592]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.905041]  ? zap_class+0x640/0x640
[  454.908756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.914290]  ? check_preemption_disabled+0x48/0x280
[  454.919310]  ? __lock_is_held+0xb5/0x140
[  454.923366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.928902]  ? check_preemption_disabled+0x48/0x280
[  454.933935]  run_timer_softirq+0x52/0xb0
[  454.937993]  ? rcu_read_lock_sched_held+0x14f/0x180
[  454.943009]  __do_softirq+0x308/0xb7e
[  454.946809]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  454.951296]  ? lock_downgrade+0x900/0x900
[  454.955507]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  454.960616]  ? pvclock_read_flags+0x160/0x160
[  454.965109]  ? lapic_next_event+0x5a/0x90
[  454.969265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.974806]  ? kvm_clock_read+0x18/0x30
[  454.978775]  ? kvm_sched_clock_read+0x9/0x20
[  454.983179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.988733]  ? check_preemption_disabled+0x48/0x280
[  454.993752]  irq_exit+0x17f/0x1c0
[  454.997207]  smp_apic_timer_interrupt+0x1cb/0x760
[  455.002044]  ? smp_reschedule_interrupt+0x109/0x650
[  455.007060]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.012942]  ? interrupt_entry+0xb5/0xc0
[  455.016999]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.022010]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.027038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.031879]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.037363]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.042378]  ? task_prio+0x50/0x50
[  455.045921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.051457]  ? check_preemption_disabled+0x48/0x280
[  455.056562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.061412]  apic_timer_interrupt+0xf/0x20
[  455.065729]  </IRQ>
[  455.067963] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  455.072889] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  455.091790] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  455.099493] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  455.106756] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  455.114035] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  455.121298] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  455.128564] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  455.135861]  skb_clone+0x1bb/0x500
[  455.139396]  ? finish_task_switch+0x1b4/0x910
[  455.143911]  ? skb_split+0x11e0/0x11e0
[  455.147797]  ? preempt_notifier_register+0x200/0x200
[  455.152901]  ? __switch_to_asm+0x34/0x70
[  455.156958]  ? __switch_to_asm+0x34/0x70
[  455.161014]  ? __switch_to_asm+0x40/0x70
[  455.165072]  ? __switch_to_asm+0x34/0x70
[  455.169131]  ? __switch_to_asm+0x40/0x70
[  455.173201]  ? __switch_to_asm+0x34/0x70
[  455.177263]  ? __switch_to_asm+0x40/0x70
[  455.181316]  ? __switch_to_asm+0x34/0x70
[  455.185370]  ? __switch_to_asm+0x34/0x70
[  455.189428]  ? __switch_to_asm+0x40/0x70
[  455.193485]  ? __switch_to_asm+0x34/0x70
[  455.197545]  bpf_clone_redirect+0xb9/0x490
[  455.201777]  ? __schedule+0x8d7/0x21d0
[  455.205663]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  455.210679]  ? __sched_text_start+0x8/0x8
[  455.214821]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  455.219582]  ? find_held_lock+0x36/0x1c0
[  455.223647]  ? lock_acquire+0x1ed/0x520
[  455.227629]  ? bpf_test_run+0x3cb/0x780
[  455.231599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.237135]  ? check_preemption_disabled+0x48/0x280
[  455.242155]  ? kasan_check_read+0x11/0x20
[  455.246313]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.251599]  ? rcu_softirq_qs+0x20/0x20
[  455.255570]  ? preempt_schedule+0x4d/0x60
[  455.259715]  ? ___preempt_schedule+0x16/0x18
[  455.264126]  ? bpf_test_run+0x25d/0x780
[  455.268107]  ? netlink_diag_dump+0x2a0/0x2a0
[  455.272514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.278047]  ? bpf_test_init.isra.10+0x70/0x100
[  455.282722]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  455.287482]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  455.292496]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.298030]  ? fput+0x130/0x1a0
[  455.301307]  ? __bpf_prog_get+0x9b/0x290
[  455.305369]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  455.310208]  ? bpf_prog_test_run+0x130/0x1a0
[  455.314613]  ? __x64_sys_bpf+0x3db/0x520
[  455.318672]  ? bpf_prog_get+0x20/0x20
[  455.322505]  ? do_syscall_64+0x1b9/0x820
[  455.326749]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  455.332111]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.337035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.341875]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.346898]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  455.351917]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.356935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.361780]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  455.367154] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  455.367210] aoe: skb alloc failure
[  455.373386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.373391] Call Trace:
[  455.373397]  <IRQ>
[  455.373413]  dump_stack+0x244/0x39d
[  455.373435]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.376978] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  455.386306]  warn_alloc.cold.116+0xb7/0x1bd
[  455.388867] syz-executor5 cpuset=syz5 mems_allowed=0
[  455.391028]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  455.424493]  ? lock_downgrade+0x900/0x900
[  455.428644]  ? trace_hardirqs_off+0xb8/0x310
[  455.433065]  ? trace_hardirqs_off+0xb8/0x310
[  455.437477]  __alloc_pages_slowpath+0x2651/0x2de0
[  455.442337]  ? warn_alloc+0x120/0x120
[  455.446137]  ? print_usage_bug+0xc0/0xc0
[  455.450194]  ? warn_alloc+0x120/0x120
[  455.453996]  ? warn_alloc+0x120/0x120
[  455.457796]  ? print_usage_bug+0xc0/0xc0
[  455.461852]  ? kvm_clock_read+0x18/0x30
[  455.465848]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.470880]  ? print_usage_bug+0xc0/0xc0
[  455.474946]  ? __lock_acquire+0x62f/0x4c20
[  455.479180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.484711]  ? should_fail+0x22d/0xd01
[  455.488595]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.493879]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.498989]  ? __lock_acquire+0x62f/0x4c20
[  455.503225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.508322]  ? __lock_acquire+0x62f/0x4c20
[  455.512549]  ? should_fail+0x22d/0xd01
[  455.516428]  ? rcu_irq_exit+0x1a2/0x390
[  455.520410]  ? mark_held_locks+0x130/0x130
[  455.524648]  ? mark_held_locks+0x130/0x130
[  455.528891]  ? mark_held_locks+0xc7/0x130
[  455.533034]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  455.538045]  ? zap_class+0x640/0x640
[  455.541754]  ? print_usage_bug+0xc0/0xc0
[  455.545815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.551349]  ? check_preemption_disabled+0x48/0x280
[  455.556371]  ? __lock_is_held+0xb5/0x140
[  455.560433]  __alloc_pages_nodemask+0xad8/0xea0
[  455.565097]  ? zap_class+0x640/0x640
[  455.568809]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  455.573829]  ? find_held_lock+0x36/0x1c0
[  455.577905]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.582571]  ? lock_downgrade+0x900/0x900
[  455.586721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.592265]  cache_grow_begin+0xa5/0x8c0
[  455.596320]  ? do_raw_spin_unlock+0xa7/0x330
[  455.600732]  fallback_alloc+0x204/0x2e0
[  455.604719]  ____cache_alloc_node+0x1c7/0x1e0
[  455.609214]  kmem_cache_alloc_node+0xe3/0x730
[  455.613705]  ? ipv6_get_ifaddr+0x42e/0x620
[  455.617944]  __alloc_skb+0x119/0x770
[  455.621653]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.626932]  ? netdev_alloc_frag+0x1f0/0x1f0
[  455.631338]  ? lock_downgrade+0x900/0x900
[  455.635752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.641285]  ? refcount_sub_and_test_checked+0x203/0x310
[  455.646737]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  455.652183]  ? addrconf_rs_timer+0x690/0x690
[  455.656594]  ndisc_alloc_skb+0x144/0x340
[  455.660655]  ndisc_send_rs+0x331/0x6e0
[  455.664541]  addrconf_rs_timer+0x314/0x690
[  455.669385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.673623]  call_timer_fn+0x272/0x920
[  455.677505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.681734]  ? process_timeout+0x40/0x40
[  455.685813]  ? mark_held_locks+0xc7/0x130
[  455.689960]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.694449]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.698940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.703172]  ? lockdep_hardirqs_on+0x296/0x5b0
[  455.707753]  ? trace_hardirqs_on+0xbd/0x310
[  455.712084]  ? kasan_check_read+0x11/0x20
[  455.716225]  ? __run_timers+0x7da/0xc70
[  455.720196]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.725310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.729558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.733801]  __run_timers+0x7e5/0xc70
[  455.737611]  ? timer_fixup_init+0x70/0x70
[  455.741760]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  455.746775]  ? zap_class+0x640/0x640
[  455.750490]  ? print_usage_bug+0xc0/0xc0
[  455.754551]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  455.759742]  ? find_held_lock+0x36/0x1c0
[  455.763804]  ? zap_class+0x640/0x640
[  455.767517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.773054]  ? check_preemption_disabled+0x48/0x280
[  455.778074]  ? __lock_is_held+0xb5/0x140
[  455.782138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.787671]  ? check_preemption_disabled+0x48/0x280
[  455.792690]  run_timer_softirq+0x52/0xb0
[  455.796748]  ? rcu_read_lock_sched_held+0x14f/0x180
[  455.801763]  __do_softirq+0x308/0xb7e
[  455.805576]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  455.810071]  ? lock_downgrade+0x900/0x900
[  455.814229]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  455.819341]  ? pvclock_read_flags+0x160/0x160
[  455.823851]  ? lapic_next_event+0x5a/0x90
[  455.828003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.833630]  ? kvm_clock_read+0x18/0x30
[  455.837600]  ? kvm_sched_clock_read+0x9/0x20
[  455.842007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.847557]  ? check_preemption_disabled+0x48/0x280
[  455.852591]  irq_exit+0x17f/0x1c0
[  455.856041]  smp_apic_timer_interrupt+0x1cb/0x760
[  455.860884]  ? smp_reschedule_interrupt+0x109/0x650
[  455.866401]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.872298]  ? interrupt_entry+0xb5/0xc0
[  455.876358]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.881371]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.886388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.891229]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.896247]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.901279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.906125]  apic_timer_interrupt+0xf/0x20
[  455.910359]  </IRQ>
[  455.912593] RIP: 0010:lock_release+0x51d/0xa00
[  455.917176] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  455.936070] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  455.943773] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  455.951037] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  455.958303] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  455.965581] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  455.972860] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  455.980147]  ? list_lru_count_one+0x25b/0x450
[  455.984641]  ? lock_downgrade+0x900/0x900
[  455.988788]  ? check_preemption_disabled+0x48/0x280
[  455.993803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.998735]  ? kasan_check_read+0x11/0x20
[  456.002879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.008153]  ? rcu_softirq_qs+0x20/0x20
[  456.012133]  list_lru_count_one+0x282/0x450
[  456.016452]  ? list_lru_isolate_move+0x3c0/0x3c0
[  456.021203]  ? shmem_free_inode+0xd0/0xd0
[  456.025348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.030882]  ? ubifs_shrink_count+0xc4/0x100
[  456.035290]  super_cache_count+0x1b9/0x2e0
[  456.039525]  do_shrink_slab+0x1b1/0xd30
[  456.043504]  ? snapshot_refaults+0x290/0x290
[  456.047912]  ? lock_release+0xa00/0xa00
[  456.051886]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  456.056828]  ? down_read_trylock+0xda/0x140
[  456.061160]  ? shrink_slab+0x207/0x8c0
[  456.065042]  ? downgrade_write+0x270/0x270
[  456.069283]  shrink_slab+0x389/0x8c0
[  456.072993]  ? shrink_active_list+0x1f00/0x1f00
[  456.077667]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  456.083288]  ? __lock_acquire+0x62f/0x4c20
[  456.087519]  ? percpu_ref_get_many+0x240/0x240
[  456.092110]  ? print_usage_bug+0xc0/0xc0
[  456.096186]  shrink_node+0x431/0x16b0
[  456.100097]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  456.105390]  ? shrink_node_memcg+0x18f0/0x18f0
[  456.109971]  ? kvm_clock_read+0x18/0x30
[  456.113945]  ? ktime_get+0x2c1/0x400
[  456.117670]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  456.122164]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.127697]  ? __cpuset_node_allowed+0x19b/0x660
[  456.132446]  ? mark_held_locks+0x130/0x130
[  456.137118]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  456.142853]  ? zap_class+0x640/0x640
[  456.146575]  do_try_to_free_pages+0x3e7/0x1290
[  456.151151]  ? zap_class+0x640/0x640
[  456.154876]  ? shrink_node+0x16b0/0x16b0
[  456.158938]  ? __lock_is_held+0xb5/0x140
[  456.163007]  try_to_free_pages+0x4d0/0xb90
[  456.167240]  ? do_try_to_free_pages+0x1290/0x1290
[  456.172091]  ? lock_acquire+0x1ed/0x520
[  456.176058]  ? set_page_refcounted+0x280/0x280
[  456.180639]  ? lock_release+0xa00/0xa00
[  456.184613]  ? _raw_spin_unlock_irq+0x60/0x80
[  456.189104]  ? psi_memstall_enter+0x240/0x2b0
[  456.193598]  ? psi_memstall_tick+0x230/0x230
[  456.198010]  __alloc_pages_slowpath+0xa48/0x2de0
[  456.202802]  ? warn_alloc+0x120/0x120
[  456.206606]  ? mark_held_locks+0x130/0x130
[  456.210847]  ? find_get_entry+0xaae/0x1120
[  456.215084]  ? filemap_map_pages+0x1a20/0x1a20
[  456.219667]  ? zap_class+0x640/0x640
[  456.223379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.228914]  ? check_preemption_disabled+0x48/0x280
[  456.233927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.239458]  ? should_fail+0x22d/0xd01
[  456.243347]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.248446]  ? zap_class+0x640/0x640
[  456.252176]  ? __lock_is_held+0xb5/0x140
[  456.256239]  ? mark_held_locks+0x130/0x130
[  456.260470]  ? lock_release+0xa00/0xa00
[  456.264439]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.269898]  ? xa_load+0x2ba/0x460
[  456.273438]  ? lock_downgrade+0x900/0x900
[  456.277585]  ? __might_sleep+0x95/0x190
[  456.281558]  __alloc_pages_nodemask+0xad8/0xea0
[  456.286233]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  456.291249]  ? __page_cache_alloc+0x191/0x5c0
[  456.295749]  ? xa_load+0x2e1/0x460
[  456.299286]  ? xa_clear_mark+0x40/0x40
[  456.303175]  ? zap_class+0x640/0x640
[  456.306902]  ? zap_class+0x640/0x640
[  456.310625]  ? zap_class+0x640/0x640
[  456.314347]  ? __do_page_cache_readahead+0x663/0x810
[  456.319448]  ? find_held_lock+0x36/0x1c0
[  456.323511]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  456.329049]  alloc_pages_current+0x173/0x350
[  456.333460]  __page_cache_alloc+0x38c/0x5c0
[  456.337779]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.342712]  ? kasan_check_read+0x11/0x20
[  456.346856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.352131]  ? generic_perform_write+0x6a0/0x6a0
[  456.356887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.362422]  ? check_preemption_disabled+0x48/0x280
[  456.367439]  filemap_fault+0x1595/0x25f0
[  456.371511]  ? __lock_page_or_retry+0xa00/0xa00
[  456.376194]  ? mark_held_locks+0x130/0x130
[  456.380438]  ? filemap_map_pages+0xd6b/0x1a20
[  456.384930]  ? lock_downgrade+0x900/0x900
[  456.389072]  ? check_preemption_disabled+0x48/0x280
[  456.394096]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.399019]  ? kasan_check_read+0x11/0x20
[  456.403162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.408435]  ? rcu_softirq_qs+0x20/0x20
[  456.412417]  ? filemap_map_pages+0xd92/0x1a20
[  456.417061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.422601]  ? find_get_entries_tag+0x1400/0x1400
[  456.427444]  ? __lock_acquire+0x62f/0x4c20
[  456.431685]  ? lock_acquire+0x1ed/0x520
[  456.435654]  ? ext4_filemap_fault+0x7a/0xad
[  456.439975]  ? lock_release+0xa00/0xa00
[  456.444039]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.449485]  ? print_usage_bug+0xc0/0xc0
[  456.453541]  ? print_usage_bug+0xc0/0xc0
[  456.457610]  ? down_read+0x8d/0x120
[  456.461232]  ? ext4_filemap_fault+0x7a/0xad
[  456.465570]  ? __down_interruptible+0x700/0x700
[  456.470244]  ext4_filemap_fault+0x82/0xad
[  456.474388]  __do_fault+0x100/0x6b0
[  456.478018]  ? pmd_devmap_trans_unstable+0x220/0x220
[  456.483134]  ? mark_held_locks+0x130/0x130
[  456.487366]  ? mark_held_locks+0x130/0x130
[  456.491595]  ? find_held_lock+0x36/0x1c0
[  456.495654]  ? find_held_lock+0x36/0x1c0
[  456.499715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.505253]  __handle_mm_fault+0x3ea0/0x5be0
[  456.509673]  ? poll_select_copy_remaining+0x18c/0x6a0
[  456.514865]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  456.519709]  ? __might_fault+0x12b/0x1e0
[  456.523766]  ? lock_downgrade+0x900/0x900
[  456.527927]  ? zap_class+0x640/0x640
[  456.531650]  ? zap_class+0x640/0x640
[  456.535365]  ? find_held_lock+0x36/0x1c0
[  456.539432]  ? handle_mm_fault+0x42a/0xc70
[  456.543667]  ? lock_downgrade+0x900/0x900
[  456.547824]  ? check_preemption_disabled+0x48/0x280
[  456.552838]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.557787]  ? kasan_check_read+0x11/0x20
[  456.561934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.567205]  ? rcu_softirq_qs+0x20/0x20
[  456.571176]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.576278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.581817]  ? check_preemption_disabled+0x48/0x280
[  456.586835]  handle_mm_fault+0x54f/0xc70
[  456.590896]  ? __handle_mm_fault+0x5be0/0x5be0
[  456.595568]  ? find_vma+0x34/0x190
[  456.599112]  __do_page_fault+0x5e8/0xe60
[  456.603173]  ? trace_hardirqs_off+0xb8/0x310
[  456.607687]  do_page_fault+0xf2/0x7e0
[  456.611482]  ? vmalloc_sync_all+0x30/0x30
[  456.615630]  ? error_entry+0x70/0xd0
[  456.619341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.624351]  ? trace_hardirqs_on_caller+0xc0/0x310
[  456.629277]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.634287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.639127]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.644137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.649588]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.654601]  ? prepare_exit_to_usermode+0x291/0x3b0
[  456.659612]  ? page_fault+0x8/0x30
[  456.663180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.668020]  ? page_fault+0x8/0x30
[  456.671557]  page_fault+0x1e/0x30
[  456.675002] RIP: 0033:0x7fee66c9ddd3
[  456.678719] Code: Bad RIP value.
[  456.682090] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  456.687454] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  456.694719] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  456.701981] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  456.709273] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  456.716542] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  456.723821] warn_alloc_show_mem: 1 callbacks suppressed
[  456.723830] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  456.723832] Mem-Info:
[  456.723863] active_anon:56807 inactive_anon:186 isolated_anon:0
[  456.723863]  active_file:13 inactive_file:13 isolated_file:0
[  456.723863]  unevictable:0 dirty:0 writeback:0 unstable:0
[  456.723863]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  456.723863]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  456.723863]  free:13758 free_pcp:197 free_cma:0
[  456.729195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.729202] Call Trace:
[  456.736571] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  456.738970]  <IRQ>
[  456.771841] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  456.781193]  dump_stack+0x244/0x39d
[  456.783742] lowmem_reserve[]: 0 2818 6321 6321
[  456.811251]  ? dump_stack_print_info.cold.1+0x20/0x20
[  456.813371] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  456.839566]  warn_alloc.cold.116+0xb7/0x1bd
[  456.843157] lowmem_reserve[]: 0 0 3503 3503
[  456.847730]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.852905] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  456.880481]  ? lock_downgrade+0x900/0x900
[  456.884777] lowmem_reserve[]: 0 0 0 0
[  456.889093]  ? trace_hardirqs_off+0xb8/0x310
[  456.893917] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  456.922800]  ? trace_hardirqs_off+0xb8/0x310
[  456.926920] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  456.930717]  __alloc_pages_slowpath+0x2651/0x2de0
[  456.935087] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  456.948717]  ? warn_alloc+0x120/0x120
[  456.953086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.968329]  ? warn_alloc+0x120/0x120
[  456.973151] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.988059]  ? __lock_acquire+0x62f/0x4c20
[  456.991831] 270 total pagecache pages
[  457.000656]  ? warn_alloc+0x120/0x120
[  457.004523] 0 pages in swap cache
[  457.013080]  ? print_usage_bug+0xc0/0xc0
[  457.017290] Swap cache stats: add 0, delete 0, find 0/0
[  457.021075]  ? print_usage_bug+0xc0/0xc0
[  457.024846] Free swap  = 0kB
[  457.028286]  ? mark_held_locks+0x130/0x130
[  457.032586] Total swap = 0kB
[  457.032594] 1965979 pages RAM
[  457.037964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.042000] 0 pages HighMem/MovableOnly
[  457.042007] 342854 pages reserved
[  457.045018]  ? should_fail+0x22d/0xd01
[  457.049223] 0 pages cma reserved
[  457.052229]  ? zap_class+0x640/0x640
[  457.055357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  457.060829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.060843]  ? __lock_acquire+0x62f/0x4c20
[  457.060861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.064859] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.068245]  ? should_fail+0x22d/0xd01
[  457.072104] init cpuset=/ mems_allowed=0
[  457.075466]  ? mark_held_locks+0x130/0x130
[  457.121853]  ? mark_held_locks+0x130/0x130
[  457.126082]  ? lock_downgrade+0x900/0x900
[  457.130228]  ? zap_class+0x640/0x640
[  457.133939]  ? zap_class+0x640/0x640
[  457.137649]  ? zap_class+0x640/0x640
[  457.141359]  ? do_raw_spin_unlock+0xa7/0x330
[  457.145764]  ? trace_hardirqs_on+0x310/0x310
[  457.150183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.155730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.161439]  ? check_preemption_disabled+0x48/0x280
[  457.166470]  ? __lock_is_held+0xb5/0x140
[  457.170535]  __alloc_pages_nodemask+0xad8/0xea0
[  457.175200]  ? zap_class+0x640/0x640
[  457.178916]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  457.183937]  ? find_held_lock+0x36/0x1c0
[  457.188007]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.192672]  ? lock_downgrade+0x900/0x900
[  457.196829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.202378]  cache_grow_begin+0xa5/0x8c0
[  457.206432]  ? do_raw_spin_unlock+0xa7/0x330
[  457.210846]  fallback_alloc+0x204/0x2e0
[  457.214823]  ____cache_alloc_node+0x1c7/0x1e0
[  457.219320]  kmem_cache_alloc_node+0xe3/0x730
[  457.223817]  ? lockdep_hardirqs_on+0x296/0x5b0
[  457.228412]  __alloc_skb+0x119/0x770
[  457.232122]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  457.237486]  ? netdev_alloc_frag+0x1f0/0x1f0
[  457.241899]  ? vprintk_default+0x28/0x30
[  457.245956]  ? vprintk_func+0x85/0x181
[  457.249843]  ? printk+0xa7/0xcf
[  457.253117]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  457.257869]  ? do_raw_spin_trylock+0x270/0x270
[  457.262452]  new_skb+0x26/0x1c0
[  457.265752]  aoecmd_cfg+0x279/0x7f0
[  457.269379]  ? find_held_lock+0x36/0x1c0
[  457.273439]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  457.277760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.283303]  ? __lock_is_held+0xb5/0x140
[  457.287368]  discover_timer+0x50/0x60
[  457.291163]  call_timer_fn+0x272/0x920
[  457.295048]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.299886]  ? process_timeout+0x40/0x40
[  457.303951]  ? __run_timers+0x7da/0xc70
[  457.307922]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.312411]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.316905]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.321751]  ? lockdep_hardirqs_on+0x296/0x5b0
[  457.326450]  ? trace_hardirqs_on+0xbd/0x310
[  457.330784]  ? kasan_check_read+0x11/0x20
[  457.334927]  ? __run_timers+0x7da/0xc70
[  457.338899]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.344008]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.348843]  __run_timers+0x7e5/0xc70
[  457.352647]  ? timer_fixup_init+0x70/0x70
[  457.356793]  ? kasan_check_read+0x11/0x20
[  457.360951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.366222]  ? rcu_softirq_qs+0x20/0x20
[  457.370200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.375742]  ? check_preemption_disabled+0x48/0x280
[  457.380763]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.385515]  ? retint_kernel+0x2d/0x2d
[  457.389397]  ? trace_hardirqs_on_caller+0xc0/0x310
[  457.394326]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.399079]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.404533]  ? zap_class+0x640/0x640
[  457.408250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.413786]  ? check_preemption_disabled+0x48/0x280
[  457.418817]  ? __lock_is_held+0xb5/0x140
[  457.422879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.428427]  ? check_preemption_disabled+0x48/0x280
[  457.433444]  run_timer_softirq+0x52/0xb0
[  457.437501]  ? rcu_read_lock_sched_held+0x14f/0x180
[  457.442514]  __do_softirq+0x308/0xb7e
[  457.446316]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  457.450808]  ? lock_downgrade+0x900/0x900
[  457.454971]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  457.460093]  ? pvclock_read_flags+0x160/0x160
[  457.464588]  ? lapic_next_event+0x5a/0x90
[  457.468738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.474296]  ? kvm_clock_read+0x18/0x30
[  457.478280]  ? kvm_sched_clock_read+0x9/0x20
[  457.482686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.488233]  ? check_preemption_disabled+0x48/0x280
[  457.493266]  irq_exit+0x17f/0x1c0
[  457.496728]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.501565]  ? smp_reschedule_interrupt+0x109/0x650
[  457.506580]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.512476]  ? interrupt_entry+0xb5/0xc0
[  457.516533]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.521548]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.526561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.531400]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.536411]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.541436]  ? task_prio+0x50/0x50
[  457.544980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.550514]  ? check_preemption_disabled+0x48/0x280
[  457.555546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.560391]  apic_timer_interrupt+0xf/0x20
[  457.564616]  </IRQ>
[  457.566854] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  457.571783] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  457.590678] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  457.598386] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  457.605652] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  457.612916] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  457.620193] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  457.627641] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  457.634939]  skb_clone+0x1bb/0x500
[  457.638474]  ? finish_task_switch+0x1b4/0x910
[  457.642964]  ? skb_split+0x11e0/0x11e0
[  457.646862]  ? preempt_notifier_register+0x200/0x200
[  457.651960]  ? __switch_to_asm+0x34/0x70
[  457.656031]  ? __switch_to_asm+0x34/0x70
[  457.660100]  ? __switch_to_asm+0x40/0x70
[  457.664170]  ? __switch_to_asm+0x34/0x70
[  457.668232]  ? __switch_to_asm+0x40/0x70
[  457.672286]  ? __switch_to_asm+0x34/0x70
[  457.676339]  ? __switch_to_asm+0x40/0x70
[  457.680394]  ? __switch_to_asm+0x34/0x70
[  457.684464]  ? __switch_to_asm+0x34/0x70
[  457.688520]  ? __switch_to_asm+0x40/0x70
[  457.692591]  ? __switch_to_asm+0x34/0x70
[  457.696664]  bpf_clone_redirect+0xb9/0x490
[  457.700899]  ? __schedule+0x8d7/0x21d0
[  457.704790]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  457.709809]  ? __sched_text_start+0x8/0x8
[  457.713954]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.718732]  ? find_held_lock+0x36/0x1c0
[  457.722801]  ? lock_acquire+0x1ed/0x520
[  457.726774]  ? bpf_test_run+0x3cb/0x780
[  457.730744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.736278]  ? check_preemption_disabled+0x48/0x280
[  457.741295]  ? kasan_check_read+0x11/0x20
[  457.745444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.750716]  ? rcu_softirq_qs+0x20/0x20
[  457.754696]  ? preempt_schedule+0x4d/0x60
[  457.758844]  ? ___preempt_schedule+0x16/0x18
[  457.763256]  ? bpf_test_run+0x25d/0x780
[  457.767237]  ? netlink_diag_dump+0x2a0/0x2a0
[  457.771645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.777182]  ? bpf_test_init.isra.10+0x70/0x100
[  457.781942]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  457.787139]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  457.791978]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  457.797514]  ? fput+0x130/0x1a0
[  457.800792]  ? __bpf_prog_get+0x9b/0x290
[  457.804856]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  457.809701]  ? bpf_prog_test_run+0x130/0x1a0
[  457.814108]  ? __x64_sys_bpf+0x3db/0x520
[  457.818191]  ? bpf_prog_get+0x20/0x20
[  457.822028]  ? do_syscall_64+0x1b9/0x820
[  457.826086]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  457.831447]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.836370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.841212]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.846228]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.851244]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.856603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.861454]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  457.867221] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  457.867281] aoe: skb alloc failure
[  457.873450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.873455] Call Trace:
[  457.873462]  <IRQ>
[  457.873480]  dump_stack+0x244/0x39d
[  457.873500]  ? dump_stack_print_info.cold.1+0x20/0x20
[  457.877040] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.886370]  warn_alloc.cold.116+0xb7/0x1bd
[  457.888918] syz-executor5 cpuset=syz5 mems_allowed=0
[  457.891061]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.924805]  ? lock_downgrade+0x900/0x900
[  457.928961]  ? trace_hardirqs_off+0xb8/0x310
[  457.933375]  ? trace_hardirqs_off+0xb8/0x310
[  457.937790]  __alloc_pages_slowpath+0x2651/0x2de0
[  457.942655]  ? warn_alloc+0x120/0x120
[  457.946463]  ? print_usage_bug+0xc0/0xc0
[  457.950522]  ? warn_alloc+0x120/0x120
[  457.954321]  ? warn_alloc+0x120/0x120
[  457.958117]  ? print_usage_bug+0xc0/0xc0
[  457.962177]  ? print_usage_bug+0xc0/0xc0
[  457.966239]  ? __lock_acquire+0x62f/0x4c20
[  457.970474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.976006]  ? should_fail+0x22d/0xd01
[  457.979894]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.984998]  ? __lock_acquire+0x62f/0x4c20
[  457.989233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.994328]  ? __lock_acquire+0x62f/0x4c20
[  457.998557]  ? should_fail+0x22d/0xd01
[  458.002916]  ? find_held_lock+0x36/0x1c0
[  458.006983]  ? mark_held_locks+0x130/0x130
[  458.011220]  ? mark_held_locks+0x130/0x130
[  458.015454]  ? zap_class+0x640/0x640
[  458.019163]  ? zap_class+0x640/0x640
[  458.022875]  ? print_usage_bug+0xc0/0xc0
[  458.026929]  ? do_raw_spin_unlock+0xa7/0x330
[  458.031335]  ? zap_class+0x640/0x640
[  458.035050]  ? print_usage_bug+0xc0/0xc0
[  458.039106]  ? wq_watchdog_touch+0x9c/0xfe
[  458.043342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.048875]  ? check_preemption_disabled+0x48/0x280
[  458.053894]  ? __lock_is_held+0xb5/0x140
[  458.057954]  __alloc_pages_nodemask+0xad8/0xea0
[  458.062617]  ? zap_class+0x640/0x640
[  458.066424]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  458.071460]  ? find_held_lock+0x36/0x1c0
[  458.075527]  ? ____cache_alloc_node+0x1c7/0x1e0
[  458.080195]  ? lock_downgrade+0x900/0x900
[  458.084349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.089888]  cache_grow_begin+0xa5/0x8c0
[  458.093945]  ? do_raw_spin_unlock+0xa7/0x330
[  458.098361]  fallback_alloc+0x204/0x2e0
[  458.102335]  ____cache_alloc_node+0x1c7/0x1e0
[  458.106847]  kmem_cache_alloc_node+0xe3/0x730
[  458.111342]  ? ipv6_get_ifaddr+0x42e/0x620
[  458.115589]  __alloc_skb+0x119/0x770
[  458.119299]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.124673]  ? netdev_alloc_frag+0x1f0/0x1f0
[  458.129078]  ? lock_downgrade+0x900/0x900
[  458.133228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.139195]  ? refcount_sub_and_test_checked+0x203/0x310
[  458.144655]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  458.150106]  ? addrconf_rs_timer+0x690/0x690
[  458.154518]  ndisc_alloc_skb+0x144/0x340
[  458.158577]  ndisc_send_rs+0x331/0x6e0
[  458.162468]  addrconf_rs_timer+0x314/0x690
[  458.166703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.170940]  call_timer_fn+0x272/0x920
[  458.174826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.179059]  ? process_timeout+0x40/0x40
[  458.183138]  ? mark_held_locks+0xc7/0x130
[  458.187284]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.191773]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.196268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.200499]  ? lockdep_hardirqs_on+0x296/0x5b0
[  458.205077]  ? trace_hardirqs_on+0xbd/0x310
[  458.209393]  ? kasan_check_read+0x11/0x20
[  458.213536]  ? __run_timers+0x7da/0xc70
[  458.217507]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.222623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.226868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.231095]  __run_timers+0x7e5/0xc70
[  458.234900]  ? timer_fixup_init+0x70/0x70
[  458.239043]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  458.244056]  ? zap_class+0x640/0x640
[  458.247769]  ? print_usage_bug+0xc0/0xc0
[  458.251830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.257023]  ? find_held_lock+0x36/0x1c0
[  458.261095]  ? zap_class+0x640/0x640
[  458.264810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.270344]  ? check_preemption_disabled+0x48/0x280
[  458.275363]  ? __lock_is_held+0xb5/0x140
[  458.279423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.284958]  ? check_preemption_disabled+0x48/0x280
[  458.289975]  run_timer_softirq+0x52/0xb0
[  458.294032]  ? rcu_read_lock_sched_held+0x14f/0x180
[  458.299045]  __do_softirq+0x308/0xb7e
[  458.302843]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  458.307333]  ? lock_downgrade+0x900/0x900
[  458.311480]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  458.316585]  ? pvclock_read_flags+0x160/0x160
[  458.321081]  ? lapic_next_event+0x5a/0x90
[  458.325227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.330764]  ? kvm_clock_read+0x18/0x30
[  458.334743]  ? kvm_sched_clock_read+0x9/0x20
[  458.339153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.344689]  ? check_preemption_disabled+0x48/0x280
[  458.349710]  irq_exit+0x17f/0x1c0
[  458.353161]  smp_apic_timer_interrupt+0x1cb/0x760
[  458.358005]  ? smp_reschedule_interrupt+0x109/0x650
[  458.363023]  ? smp_call_function_single_interrupt+0x650/0x650
[  458.368907]  ? interrupt_entry+0xb5/0xc0
[  458.373057]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.378069]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.383086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.387924]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.392934]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.397955]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.402813]  apic_timer_interrupt+0xf/0x20
[  458.407036]  </IRQ>
[  458.409274] RIP: 0010:lock_release+0x51d/0xa00
[  458.413854] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  458.432750] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  458.440453] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  458.447809] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  458.455071] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  458.462336] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  458.469603] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  458.476915]  ? list_lru_count_one+0x25b/0x450
[  458.481411]  ? lock_downgrade+0x900/0x900
[  458.485556]  ? check_preemption_disabled+0x48/0x280
[  458.490570]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.495495]  ? kasan_check_read+0x11/0x20
[  458.499649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.504923]  ? rcu_softirq_qs+0x20/0x20
[  458.508903]  list_lru_count_one+0x282/0x450
[  458.513220]  ? list_lru_isolate_move+0x3c0/0x3c0
[  458.517971]  ? shmem_free_inode+0xd0/0xd0
[  458.522118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.527654]  ? ubifs_shrink_count+0xc4/0x100
[  458.532065]  super_cache_count+0x1b9/0x2e0
[  458.536299]  do_shrink_slab+0x1b1/0xd30
[  458.540282]  ? snapshot_refaults+0x290/0x290
[  458.544699]  ? lock_release+0xa00/0xa00
[  458.548677]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  458.553640]  ? down_read_trylock+0xda/0x140
[  458.557954]  ? shrink_slab+0x207/0x8c0
[  458.561837]  ? downgrade_write+0x270/0x270
[  458.566077]  shrink_slab+0x389/0x8c0
[  458.569788]  ? shrink_active_list+0x1f00/0x1f00
[  458.574471]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  458.580092]  ? __lock_acquire+0x62f/0x4c20
[  458.584324]  ? percpu_ref_get_many+0x240/0x240
[  458.588921]  ? print_usage_bug+0xc0/0xc0
[  458.592985]  shrink_node+0x431/0x16b0
[  458.596782]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  458.602080]  ? shrink_node_memcg+0x18f0/0x18f0
[  458.606925]  ? kvm_clock_read+0x18/0x30
[  458.610897]  ? ktime_get+0x2c1/0x400
[  458.614615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  458.619118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  458.624651]  ? __cpuset_node_allowed+0x19b/0x660
[  458.629490]  ? mark_held_locks+0x130/0x130
[  458.633726]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  458.639434]  ? zap_class+0x640/0x640
[  458.643153]  do_try_to_free_pages+0x3e7/0x1290
[  458.647731]  ? zap_class+0x640/0x640
[  458.651454]  ? shrink_node+0x16b0/0x16b0
[  458.655513]  ? __lock_is_held+0xb5/0x140
[  458.659579]  try_to_free_pages+0x4d0/0xb90
[  458.663826]  ? do_try_to_free_pages+0x1290/0x1290
[  458.668678]  ? lock_acquire+0x1ed/0x520
[  458.672647]  ? set_page_refcounted+0x280/0x280
[  458.677234]  ? lock_release+0xa00/0xa00
[  458.681206]  ? _raw_spin_unlock_irq+0x60/0x80
[  458.685708]  ? psi_memstall_enter+0x240/0x2b0
[  458.690213]  ? psi_memstall_tick+0x230/0x230
[  458.694640]  __alloc_pages_slowpath+0xa48/0x2de0
[  458.699420]  ? warn_alloc+0x120/0x120
[  458.703215]  ? mark_held_locks+0x130/0x130
[  458.707456]  ? find_get_entry+0xaae/0x1120
[  458.711695]  ? filemap_map_pages+0x1a20/0x1a20
[  458.716276]  ? zap_class+0x640/0x640
[  458.719990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.725525]  ? check_preemption_disabled+0x48/0x280
[  458.730553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.736103]  ? should_fail+0x22d/0xd01
[  458.739998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.745098]  ? zap_class+0x640/0x640
[  458.748843]  ? __lock_is_held+0xb5/0x140
[  458.752907]  ? mark_held_locks+0x130/0x130
[  458.757144]  ? lock_release+0xa00/0xa00
[  458.761117]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.766563]  ? xa_load+0x2ba/0x460
[  458.770107]  ? lock_downgrade+0x900/0x900
[  458.774256]  ? __might_sleep+0x95/0x190
[  458.778318]  __alloc_pages_nodemask+0xad8/0xea0
[  458.782990]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  458.788004]  ? __page_cache_alloc+0x191/0x5c0
[  458.792490]  ? xa_load+0x2e1/0x460
[  458.796033]  ? xa_clear_mark+0x40/0x40
[  458.799918]  ? zap_class+0x640/0x640
[  458.803639]  ? zap_class+0x640/0x640
[  458.807347]  ? zap_class+0x640/0x640
[  458.811056]  ? __do_page_cache_readahead+0x663/0x810
[  458.816161]  ? find_held_lock+0x36/0x1c0
[  458.820226]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  458.825769]  alloc_pages_current+0x173/0x350
[  458.830192]  __page_cache_alloc+0x38c/0x5c0
[  458.834508]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.839436]  ? kasan_check_read+0x11/0x20
[  458.843606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.848882]  ? generic_perform_write+0x6a0/0x6a0
[  458.853636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.859167]  ? check_preemption_disabled+0x48/0x280
[  458.864629]  filemap_fault+0x1595/0x25f0
[  458.868700]  ? __lock_page_or_retry+0xa00/0xa00
[  458.873380]  ? mark_held_locks+0x130/0x130
[  458.877626]  ? filemap_map_pages+0xd6b/0x1a20
[  458.882118]  ? lock_downgrade+0x900/0x900
[  458.886262]  ? check_preemption_disabled+0x48/0x280
[  458.891276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.896201]  ? kasan_check_read+0x11/0x20
[  458.900361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.905639]  ? rcu_softirq_qs+0x20/0x20
[  458.909629]  ? filemap_map_pages+0xd92/0x1a20
[  458.914123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.919663]  ? find_get_entries_tag+0x1400/0x1400
[  458.924510]  ? __lock_acquire+0x62f/0x4c20
[  458.928754]  ? lock_acquire+0x1ed/0x520
[  458.932722]  ? ext4_filemap_fault+0x7a/0xad
[  458.937057]  ? lock_release+0xa00/0xa00
[  458.941026]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.946475]  ? print_usage_bug+0xc0/0xc0
[  458.950534]  ? print_usage_bug+0xc0/0xc0
[  458.954614]  ? down_read+0x8d/0x120
[  458.958234]  ? ext4_filemap_fault+0x7a/0xad
[  458.962557]  ? __down_interruptible+0x700/0x700
[  458.967238]  ext4_filemap_fault+0x82/0xad
[  458.971386]  __do_fault+0x100/0x6b0
[  458.975044]  ? pmd_devmap_trans_unstable+0x220/0x220
[  458.980148]  ? mark_held_locks+0x130/0x130
[  458.984386]  ? mark_held_locks+0x130/0x130
[  458.988618]  ? find_held_lock+0x36/0x1c0
[  458.992683]  ? find_held_lock+0x36/0x1c0
[  458.996744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.002282]  __handle_mm_fault+0x3ea0/0x5be0
[  459.006690]  ? poll_select_copy_remaining+0x18c/0x6a0
[  459.011883]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  459.016730]  ? __might_fault+0x12b/0x1e0
[  459.020787]  ? lock_downgrade+0x900/0x900
[  459.025288]  ? zap_class+0x640/0x640
[  459.029012]  ? zap_class+0x640/0x640
[  459.032955]  ? find_held_lock+0x36/0x1c0
[  459.037026]  ? handle_mm_fault+0x42a/0xc70
[  459.041257]  ? lock_downgrade+0x900/0x900
[  459.045407]  ? check_preemption_disabled+0x48/0x280
[  459.050445]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  459.055394]  ? kasan_check_read+0x11/0x20
[  459.059536]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.064831]  ? rcu_softirq_qs+0x20/0x20
[  459.068802]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.073903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.079436]  ? check_preemption_disabled+0x48/0x280
[  459.084459]  handle_mm_fault+0x54f/0xc70
[  459.088519]  ? __handle_mm_fault+0x5be0/0x5be0
[  459.093101]  ? find_vma+0x34/0x190
[  459.096643]  __do_page_fault+0x5e8/0xe60
[  459.100706]  ? trace_hardirqs_off+0xb8/0x310
[  459.105133]  do_page_fault+0xf2/0x7e0
[  459.108931]  ? vmalloc_sync_all+0x30/0x30
[  459.113075]  ? error_entry+0x70/0xd0
[  459.116787]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.121801]  ? trace_hardirqs_on_caller+0xc0/0x310
[  459.126728]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.131653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.136492]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.141507]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.146953]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  459.151969]  ? prepare_exit_to_usermode+0x291/0x3b0
[  459.156979]  ? page_fault+0x8/0x30
[  459.160516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.165358]  ? page_fault+0x8/0x30
[  459.168895]  page_fault+0x1e/0x30
[  459.172341] RIP: 0033:0x7fee66c9ddd3
[  459.176060] Code: Bad RIP value.
[  459.179418] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  459.184774] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  459.192041] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  459.199302] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  459.206573] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  459.213839] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  459.221120] warn_alloc_show_mem: 1 callbacks suppressed
[  459.221130] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  459.221131] Mem-Info:
[  459.221161] active_anon:56807 inactive_anon:186 isolated_anon:0
[  459.221161]  active_file:13 inactive_file:13 isolated_file:0
[  459.221161]  unevictable:0 dirty:0 writeback:0 unstable:0
[  459.221161]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  459.221161]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  459.221161]  free:13758 free_pcp:197 free_cma:0
[  459.226494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  459.226501] Call Trace:
[  459.233870] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  459.236610]  <IRQ>
[  459.269469] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  459.278820]  dump_stack+0x244/0x39d
[  459.281372] lowmem_reserve[]: 0 2818 6321 6321
[  459.308860]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.310981] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  459.337092]  warn_alloc.cold.116+0xb7/0x1bd
[  459.340682] lowmem_reserve[]: 0 0 3503 3503
[  459.345255]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.350414] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  459.377993]  ? lock_downgrade+0x900/0x900
[  459.382292] lowmem_reserve[]: 0 0 0 0
[  459.386627]  ? trace_hardirqs_off+0xb8/0x310
[  459.391438] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  459.420419]  ? trace_hardirqs_off+0xb8/0x310
[  459.424539] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  459.428345]  __alloc_pages_slowpath+0x2651/0x2de0
[  459.432716] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  459.446259]  ? warn_alloc+0x120/0x120
[  459.450640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.465991]  ? warn_alloc+0x120/0x120
[  459.470808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.485703]  ? __lock_acquire+0x62f/0x4c20
[  459.489478] 270 total pagecache pages
[  459.498311]  ? warn_alloc+0x120/0x120
[  459.502106] 0 pages in swap cache
[  459.510664]  ? print_usage_bug+0xc0/0xc0
[  459.514878] Swap cache stats: add 0, delete 0, find 0/0
[  459.518677]  ? print_usage_bug+0xc0/0xc0
[  459.522448] Free swap  = 0kB
[  459.522455] Total swap = 0kB
[  459.525894]  ? mark_held_locks+0x130/0x130
[  459.529925] 1965979 pages RAM
[  459.535289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.539318] 0 pages HighMem/MovableOnly
[  459.539325] 342854 pages reserved
[  459.542332]  ? should_fail+0x22d/0xd01
[  459.545316] 0 pages cma reserved
[  459.545378] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  459.549549]  ? zap_class+0x640/0x640
[  459.549567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.549585]  ? __lock_acquire+0x62f/0x4c20
[  459.552715] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.558191]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.562137] init cpuset=/ mems_allowed=0
[  459.565576]  ? should_fail+0x22d/0xd01
[  459.614977]  ? mark_held_locks+0x130/0x130
[  459.619211]  ? mark_held_locks+0x130/0x130
[  459.623442]  ? lock_downgrade+0x900/0x900
[  459.627587]  ? zap_class+0x640/0x640
[  459.631296]  ? zap_class+0x640/0x640
[  459.635182]  ? zap_class+0x640/0x640
[  459.638889]  ? do_raw_spin_unlock+0xa7/0x330
[  459.643297]  ? trace_hardirqs_on+0x310/0x310
[  459.647702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.653236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.658769]  ? check_preemption_disabled+0x48/0x280
[  459.663788]  ? __lock_is_held+0xb5/0x140
[  459.667851]  __alloc_pages_nodemask+0xad8/0xea0
[  459.672524]  ? zap_class+0x640/0x640
[  459.676237]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  459.681257]  ? find_held_lock+0x36/0x1c0
[  459.685321]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.689992]  ? lock_downgrade+0x900/0x900
[  459.694145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.699684]  cache_grow_begin+0xa5/0x8c0
[  459.703741]  ? do_raw_spin_unlock+0xa7/0x330
[  459.708156]  fallback_alloc+0x204/0x2e0
[  459.712131]  ____cache_alloc_node+0x1c7/0x1e0
[  459.716633]  kmem_cache_alloc_node+0xe3/0x730
[  459.721129]  ? lockdep_hardirqs_on+0x296/0x5b0
[  459.725732]  __alloc_skb+0x119/0x770
[  459.729455]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  459.734820]  ? netdev_alloc_frag+0x1f0/0x1f0
[  459.739232]  ? vprintk_default+0x28/0x30
[  459.743292]  ? vprintk_func+0x85/0x181
[  459.747263]  ? printk+0xa7/0xcf
[  459.750537]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  459.755293]  ? do_raw_spin_trylock+0x270/0x270
[  459.759878]  new_skb+0x26/0x1c0
[  459.763154]  aoecmd_cfg+0x279/0x7f0
[  459.766778]  ? find_held_lock+0x36/0x1c0
[  459.770837]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  459.775161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.780703]  ? __lock_is_held+0xb5/0x140
[  459.784770]  discover_timer+0x50/0x60
[  459.788567]  call_timer_fn+0x272/0x920
[  459.792454]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  459.797379]  ? process_timeout+0x40/0x40
[  459.801442]  ? __run_timers+0x7da/0xc70
[  459.805414]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.809907]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.814399]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  459.819245]  ? lockdep_hardirqs_on+0x296/0x5b0
[  459.823828]  ? trace_hardirqs_on+0xbd/0x310
[  459.828145]  ? kasan_check_read+0x11/0x20
[  459.832374]  ? __run_timers+0x7da/0xc70
[  459.836365]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.841476]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  459.846323]  __run_timers+0x7e5/0xc70
[  459.850128]  ? timer_fixup_init+0x70/0x70
[  459.854274]  ? kasan_check_read+0x11/0x20
[  459.858420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.863693]  ? rcu_softirq_qs+0x20/0x20
[  459.868411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.873949]  ? check_preemption_disabled+0x48/0x280
[  459.878965]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  459.883721]  ? retint_kernel+0x2d/0x2d
[  459.887607]  ? trace_hardirqs_on_caller+0xc0/0x310
[  459.892535]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  459.897291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.902741]  ? zap_class+0x640/0x640
[  459.906458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.911991]  ? check_preemption_disabled+0x48/0x280
[  459.917017]  ? __lock_is_held+0xb5/0x140
[  459.921073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.926609]  ? check_preemption_disabled+0x48/0x280
[  459.931629]  run_timer_softirq+0x52/0xb0
[  459.935699]  ? rcu_read_lock_sched_held+0x14f/0x180
[  459.940713]  __do_softirq+0x308/0xb7e
[  459.944519]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  459.949012]  ? lock_downgrade+0x900/0x900
[  459.953164]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  459.958270]  ? pvclock_read_flags+0x160/0x160
[  459.962767]  ? lapic_next_event+0x5a/0x90
[  459.966913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.972455]  ? kvm_clock_read+0x18/0x30
[  459.976433]  ? kvm_sched_clock_read+0x9/0x20
[  459.980837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.986370]  ? check_preemption_disabled+0x48/0x280
[  459.991388]  irq_exit+0x17f/0x1c0
[  459.994841]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.999678]  ? smp_reschedule_interrupt+0x109/0x650
[  460.004690]  ? smp_call_function_single_interrupt+0x650/0x650
[  460.010570]  ? interrupt_entry+0xb5/0xc0
[  460.014631]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.019643]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.024654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.029500]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.034538]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.039549]  ? task_prio+0x50/0x50
[  460.043086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.048617]  ? check_preemption_disabled+0x48/0x280
[  460.053637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.058491]  apic_timer_interrupt+0xf/0x20
[  460.062717]  </IRQ>
[  460.064956] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  460.069881] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  460.088863] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  460.096568] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  460.103832] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  460.111095] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  460.118449] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  460.125722] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  460.133025]  skb_clone+0x1bb/0x500
[  460.136562]  ? finish_task_switch+0x1b4/0x910
[  460.141055]  ? skb_split+0x11e0/0x11e0
[  460.145027]  ? preempt_notifier_register+0x200/0x200
[  460.150123]  ? __switch_to_asm+0x34/0x70
[  460.154179]  ? __switch_to_asm+0x34/0x70
[  460.158236]  ? __switch_to_asm+0x40/0x70
[  460.162293]  ? __switch_to_asm+0x34/0x70
[  460.166352]  ? __switch_to_asm+0x40/0x70
[  460.170410]  ? __switch_to_asm+0x34/0x70
[  460.174464]  ? __switch_to_asm+0x40/0x70
[  460.178540]  ? __switch_to_asm+0x34/0x70
[  460.182594]  ? __switch_to_asm+0x34/0x70
[  460.186662]  ? __switch_to_asm+0x40/0x70
[  460.190716]  ? __switch_to_asm+0x34/0x70
[  460.194777]  bpf_clone_redirect+0xb9/0x490
[  460.199011]  ? __schedule+0x8d7/0x21d0
[  460.202900]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  460.207914]  ? __sched_text_start+0x8/0x8
[  460.212058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.216818]  ? find_held_lock+0x36/0x1c0
[  460.220880]  ? lock_acquire+0x1ed/0x520
[  460.224852]  ? bpf_test_run+0x3cb/0x780
[  460.228834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.234367]  ? check_preemption_disabled+0x48/0x280
[  460.239388]  ? kasan_check_read+0x11/0x20
[  460.243533]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.248806]  ? rcu_softirq_qs+0x20/0x20
[  460.252778]  ? preempt_schedule+0x4d/0x60
[  460.256937]  ? ___preempt_schedule+0x16/0x18
[  460.261351]  ? bpf_test_run+0x25d/0x780
[  460.265330]  ? netlink_diag_dump+0x2a0/0x2a0
[  460.269742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.275275]  ? bpf_test_init.isra.10+0x70/0x100
[  460.279951]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  460.284714]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  460.289552]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.295086]  ? fput+0x130/0x1a0
[  460.298366]  ? __bpf_prog_get+0x9b/0x290
[  460.302429]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  460.307288]  ? bpf_prog_test_run+0x130/0x1a0
[  460.311709]  ? __x64_sys_bpf+0x3db/0x520
[  460.315766]  ? bpf_prog_get+0x20/0x20
[  460.319585]  ? do_syscall_64+0x1b9/0x820
[  460.323642]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  460.329005]  ? syscall_return_slowpath+0x5e0/0x5e0
[  460.333930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.338770]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.343786]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  460.348799]  ? prepare_exit_to_usermode+0x291/0x3b0
[  460.353815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.358660]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  460.364036] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  460.364094] aoe: skb alloc failure
[  460.370297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.370302] Call Trace:
[  460.370307]  <IRQ>
[  460.370325]  dump_stack+0x244/0x39d
[  460.370344]  ? dump_stack_print_info.cold.1+0x20/0x20
[  460.373884] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  460.383215]  warn_alloc.cold.116+0xb7/0x1bd
[  460.385767] syz-executor5 cpuset=syz5 mems_allowed=0
[  460.387911]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.421663]  ? lock_downgrade+0x900/0x900
[  460.425813]  ? trace_hardirqs_off+0xb8/0x310
[  460.430225]  ? trace_hardirqs_off+0xb8/0x310
[  460.434635]  __alloc_pages_slowpath+0x2651/0x2de0
[  460.439508]  ? warn_alloc+0x120/0x120
[  460.443321]  ? print_usage_bug+0xc0/0xc0
[  460.447393]  ? warn_alloc+0x120/0x120
[  460.451194]  ? warn_alloc+0x120/0x120
[  460.454994]  ? print_usage_bug+0xc0/0xc0
[  460.459055]  ? print_usage_bug+0xc0/0xc0
[  460.463119]  ? __lock_acquire+0x62f/0x4c20
[  460.467353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.472886]  ? should_fail+0x22d/0xd01
[  460.476776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.481889]  ? __lock_acquire+0x62f/0x4c20
[  460.486123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.491219]  ? __lock_acquire+0x62f/0x4c20
[  460.495454]  ? should_fail+0x22d/0xd01
[  460.499355]  ? find_held_lock+0x36/0x1c0
[  460.503421]  ? mark_held_locks+0x130/0x130
[  460.507674]  ? mark_held_locks+0x130/0x130
[  460.511908]  ? zap_class+0x640/0x640
[  460.515629]  ? zap_class+0x640/0x640
[  460.519426]  ? print_usage_bug+0xc0/0xc0
[  460.523490]  ? do_raw_spin_unlock+0xa7/0x330
[  460.527894]  ? zap_class+0x640/0x640
[  460.531604]  ? print_usage_bug+0xc0/0xc0
[  460.535659]  ? wq_watchdog_touch+0x9c/0xfe
[  460.539896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.545431]  ? check_preemption_disabled+0x48/0x280
[  460.550473]  ? __lock_is_held+0xb5/0x140
[  460.554539]  __alloc_pages_nodemask+0xad8/0xea0
[  460.559207]  ? zap_class+0x640/0x640
[  460.562919]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  460.567941]  ? find_held_lock+0x36/0x1c0
[  460.572007]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.576760]  ? lock_downgrade+0x900/0x900
[  460.580925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.586473]  cache_grow_begin+0xa5/0x8c0
[  460.590535]  ? do_raw_spin_unlock+0xa7/0x330
[  460.594947]  fallback_alloc+0x204/0x2e0
[  460.599018]  ____cache_alloc_node+0x1c7/0x1e0
[  460.603514]  kmem_cache_alloc_node+0xe3/0x730
[  460.608021]  ? ipv6_get_ifaddr+0x42e/0x620
[  460.612261]  __alloc_skb+0x119/0x770
[  460.615969]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.621246]  ? netdev_alloc_frag+0x1f0/0x1f0
[  460.625651]  ? lock_downgrade+0x900/0x900
[  460.629799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.635335]  ? refcount_sub_and_test_checked+0x203/0x310
[  460.640784]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  460.646231]  ? addrconf_rs_timer+0x690/0x690
[  460.650648]  ndisc_alloc_skb+0x144/0x340
[  460.654715]  ndisc_send_rs+0x331/0x6e0
[  460.658602]  addrconf_rs_timer+0x314/0x690
[  460.662848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.667086]  call_timer_fn+0x272/0x920
[  460.670969]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.675198]  ? process_timeout+0x40/0x40
[  460.679264]  ? mark_held_locks+0xc7/0x130
[  460.683409]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.687924]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.692415]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.696654]  ? lockdep_hardirqs_on+0x296/0x5b0
[  460.701232]  ? trace_hardirqs_on+0xbd/0x310
[  460.705551]  ? kasan_check_read+0x11/0x20
[  460.709707]  ? __run_timers+0x7da/0xc70
[  460.713682]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.718784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.723019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.727259]  __run_timers+0x7e5/0xc70
[  460.731063]  ? timer_fixup_init+0x70/0x70
[  460.735211]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  460.740230]  ? zap_class+0x640/0x640
[  460.743946]  ? print_usage_bug+0xc0/0xc0
[  460.748005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  460.753194]  ? find_held_lock+0x36/0x1c0
[  460.757254]  ? zap_class+0x640/0x640
[  460.760969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.766502]  ? check_preemption_disabled+0x48/0x280
[  460.771520]  ? __lock_is_held+0xb5/0x140
[  460.775579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.781199]  ? check_preemption_disabled+0x48/0x280
[  460.786221]  run_timer_softirq+0x52/0xb0
[  460.790366]  ? rcu_read_lock_sched_held+0x14f/0x180
[  460.795381]  __do_softirq+0x308/0xb7e
[  460.799269]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  460.803757]  ? lock_downgrade+0x900/0x900
[  460.807903]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  460.813006]  ? pvclock_read_flags+0x160/0x160
[  460.817500]  ? lapic_next_event+0x5a/0x90
[  460.821645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.827183]  ? kvm_clock_read+0x18/0x30
[  460.831152]  ? kvm_sched_clock_read+0x9/0x20
[  460.835558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.841090]  ? check_preemption_disabled+0x48/0x280
[  460.846121]  irq_exit+0x17f/0x1c0
[  460.849572]  smp_apic_timer_interrupt+0x1cb/0x760
[  460.854419]  ? smp_reschedule_interrupt+0x109/0x650
[  460.859450]  ? smp_call_function_single_interrupt+0x650/0x650
[  460.865776]  ? interrupt_entry+0xb5/0xc0
[  460.869833]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.874844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.879859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.884699]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.889710]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.894741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.899585]  apic_timer_interrupt+0xf/0x20
[  460.903810]  </IRQ>
[  460.906044] RIP: 0010:lock_release+0x51d/0xa00
[  460.910625] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  460.929522] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  460.937226] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  460.944505] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  460.951771] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  460.959310] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  460.966574] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  460.973861]  ? list_lru_count_one+0x25b/0x450
[  460.978358]  ? lock_downgrade+0x900/0x900
[  460.982505]  ? check_preemption_disabled+0x48/0x280
[  460.987518]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.992448]  ? kasan_check_read+0x11/0x20
[  460.996607]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.001881]  ? rcu_softirq_qs+0x20/0x20
[  461.005862]  list_lru_count_one+0x282/0x450
[  461.010203]  ? list_lru_isolate_move+0x3c0/0x3c0
[  461.014960]  ? shmem_free_inode+0xd0/0xd0
[  461.019103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.024643]  ? ubifs_shrink_count+0xc4/0x100
[  461.029053]  super_cache_count+0x1b9/0x2e0
[  461.033560]  do_shrink_slab+0x1b1/0xd30
[  461.037544]  ? snapshot_refaults+0x290/0x290
[  461.042063]  ? lock_release+0xa00/0xa00
[  461.046037]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  461.050986]  ? down_read_trylock+0xda/0x140
[  461.055302]  ? shrink_slab+0x207/0x8c0
[  461.059275]  ? downgrade_write+0x270/0x270
[  461.063515]  shrink_slab+0x389/0x8c0
[  461.067242]  ? shrink_active_list+0x1f00/0x1f00
[  461.071913]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  461.077533]  ? __lock_acquire+0x62f/0x4c20
[  461.081764]  ? percpu_ref_get_many+0x240/0x240
[  461.086357]  ? print_usage_bug+0xc0/0xc0
[  461.090433]  shrink_node+0x431/0x16b0
[  461.094230]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  461.099526]  ? shrink_node_memcg+0x18f0/0x18f0
[  461.104106]  ? kvm_clock_read+0x18/0x30
[  461.108078]  ? ktime_get+0x2c1/0x400
[  461.111795]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  461.116292]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  461.121825]  ? __cpuset_node_allowed+0x19b/0x660
[  461.126577]  ? mark_held_locks+0x130/0x130
[  461.131013]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  461.136720]  ? zap_class+0x640/0x640
[  461.140536]  do_try_to_free_pages+0x3e7/0x1290
[  461.145114]  ? zap_class+0x640/0x640
[  461.148837]  ? shrink_node+0x16b0/0x16b0
[  461.152895]  ? __lock_is_held+0xb5/0x140
[  461.156977]  try_to_free_pages+0x4d0/0xb90
[  461.161217]  ? do_try_to_free_pages+0x1290/0x1290
[  461.166065]  ? lock_acquire+0x1ed/0x520
[  461.170033]  ? set_page_refcounted+0x280/0x280
[  461.174624]  ? lock_release+0xa00/0xa00
[  461.178618]  ? _raw_spin_unlock_irq+0x60/0x80
[  461.183110]  ? psi_memstall_enter+0x240/0x2b0
[  461.187616]  ? psi_memstall_tick+0x230/0x230
[  461.192030]  __alloc_pages_slowpath+0xa48/0x2de0
[  461.196804]  ? warn_alloc+0x120/0x120
[  461.200601]  ? mark_held_locks+0x130/0x130
[  461.204834]  ? find_get_entry+0xaae/0x1120
[  461.209072]  ? filemap_map_pages+0x1a20/0x1a20
[  461.213654]  ? zap_class+0x640/0x640
[  461.217370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.222929]  ? check_preemption_disabled+0x48/0x280
[  461.227942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.233478]  ? should_fail+0x22d/0xd01
[  461.237364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.242560]  ? zap_class+0x640/0x640
[  461.246291]  ? __lock_is_held+0xb5/0x140
[  461.250354]  ? mark_held_locks+0x130/0x130
[  461.254596]  ? lock_release+0xa00/0xa00
[  461.258571]  ? perf_trace_sched_process_exec+0x860/0x860
[  461.264012]  ? xa_load+0x2ba/0x460
[  461.267552]  ? lock_downgrade+0x900/0x900
[  461.271701]  ? __might_sleep+0x95/0x190
[  461.275674]  __alloc_pages_nodemask+0xad8/0xea0
[  461.280344]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  461.285359]  ? __page_cache_alloc+0x191/0x5c0
[  461.289858]  ? xa_load+0x2e1/0x460
[  461.293402]  ? xa_clear_mark+0x40/0x40
[  461.297287]  ? zap_class+0x640/0x640
[  461.301006]  ? zap_class+0x640/0x640
[  461.304729]  ? zap_class+0x640/0x640
[  461.308442]  ? __do_page_cache_readahead+0x663/0x810
[  461.313550]  ? find_held_lock+0x36/0x1c0
[  461.317611]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  461.323147]  alloc_pages_current+0x173/0x350
[  461.327560]  __page_cache_alloc+0x38c/0x5c0
[  461.331875]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.336799]  ? kasan_check_read+0x11/0x20
[  461.340945]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.346218]  ? generic_perform_write+0x6a0/0x6a0
[  461.350971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.356503]  ? check_preemption_disabled+0x48/0x280
[  461.361524]  filemap_fault+0x1595/0x25f0
[  461.365609]  ? __lock_page_or_retry+0xa00/0xa00
[  461.370283]  ? mark_held_locks+0x130/0x130
[  461.374521]  ? filemap_map_pages+0xd6b/0x1a20
[  461.379013]  ? lock_downgrade+0x900/0x900
[  461.383157]  ? check_preemption_disabled+0x48/0x280
[  461.388170]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.393093]  ? kasan_check_read+0x11/0x20
[  461.397238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.402594]  ? rcu_softirq_qs+0x20/0x20
[  461.406576]  ? filemap_map_pages+0xd92/0x1a20
[  461.411069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.416623]  ? find_get_entries_tag+0x1400/0x1400
[  461.421468]  ? __lock_acquire+0x62f/0x4c20
[  461.425710]  ? lock_acquire+0x1ed/0x520
[  461.429679]  ? ext4_filemap_fault+0x7a/0xad
[  461.434012]  ? lock_release+0xa00/0xa00
[  461.437980]  ? perf_trace_sched_process_exec+0x860/0x860
[  461.443427]  ? print_usage_bug+0xc0/0xc0
[  461.447483]  ? print_usage_bug+0xc0/0xc0
[  461.451554]  ? down_read+0x8d/0x120
[  461.455174]  ? ext4_filemap_fault+0x7a/0xad
[  461.459493]  ? __down_interruptible+0x700/0x700
[  461.464165]  ext4_filemap_fault+0x82/0xad
[  461.468311]  __do_fault+0x100/0x6b0
[  461.471937]  ? pmd_devmap_trans_unstable+0x220/0x220
[  461.477136]  ? mark_held_locks+0x130/0x130
[  461.481394]  ? mark_held_locks+0x130/0x130
[  461.485624]  ? find_held_lock+0x36/0x1c0
[  461.489689]  ? find_held_lock+0x36/0x1c0
[  461.493749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.499286]  __handle_mm_fault+0x3ea0/0x5be0
[  461.503689]  ? poll_select_copy_remaining+0x18c/0x6a0
[  461.508885]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  461.513731]  ? __might_fault+0x12b/0x1e0
[  461.517796]  ? lock_downgrade+0x900/0x900
[  461.521952]  ? zap_class+0x640/0x640
[  461.525663]  ? zap_class+0x640/0x640
[  461.529389]  ? find_held_lock+0x36/0x1c0
[  461.533456]  ? handle_mm_fault+0x42a/0xc70
[  461.537690]  ? lock_downgrade+0x900/0x900
[  461.541833]  ? check_preemption_disabled+0x48/0x280
[  461.546846]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.551770]  ? kasan_check_read+0x11/0x20
[  461.555928]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.561202]  ? rcu_softirq_qs+0x20/0x20
[  461.565172]  ? trace_hardirqs_off_caller+0x310/0x310
[  461.570271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.575805]  ? check_preemption_disabled+0x48/0x280
[  461.580824]  handle_mm_fault+0x54f/0xc70
[  461.584906]  ? __handle_mm_fault+0x5be0/0x5be0
[  461.589490]  ? find_vma+0x34/0x190
[  461.593029]  __do_page_fault+0x5e8/0xe60
[  461.597084]  ? trace_hardirqs_off+0xb8/0x310
[  461.601501]  do_page_fault+0xf2/0x7e0
[  461.605299]  ? vmalloc_sync_all+0x30/0x30
[  461.609447]  ? error_entry+0x70/0xd0
[  461.613160]  ? trace_hardirqs_off_caller+0xbb/0x310
[  461.618170]  ? trace_hardirqs_on_caller+0xc0/0x310
[  461.623109]  ? syscall_return_slowpath+0x5e0/0x5e0
[  461.628033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.632883]  ? trace_hardirqs_on_caller+0x310/0x310
[  461.637895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.643342]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  461.648375]  ? prepare_exit_to_usermode+0x291/0x3b0
[  461.653393]  ? page_fault+0x8/0x30
[  461.656931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.661770]  ? page_fault+0x8/0x30
[  461.665310]  page_fault+0x1e/0x30
[  461.668756] RIP: 0033:0x7fee66c9ddd3
[  461.672477] Code: Bad RIP value.
[  461.675832] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  461.681190] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  461.688454] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  461.695714] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  461.702977] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  461.710242] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  461.717522] warn_alloc_show_mem: 1 callbacks suppressed
[  461.717532] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  461.717534] Mem-Info:
[  461.717564] active_anon:56807 inactive_anon:186 isolated_anon:0
[  461.717564]  active_file:13 inactive_file:13 isolated_file:0
[  461.717564]  unevictable:0 dirty:0 writeback:0 unstable:0
[  461.717564]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  461.717564]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  461.717564]  free:13758 free_pcp:197 free_cma:0
[  461.722900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  461.730260] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  461.732673] Call Trace:
[  461.765617] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  461.774957]  <IRQ>
[  461.802443] lowmem_reserve[]: 0 2818 6321 6321
[  461.805020]  dump_stack+0x244/0x39d
[  461.831112] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  461.833255]  ? dump_stack_print_info.cold.1+0x20/0x20
[  461.837800] lowmem_reserve[]: 0 0 3503 3503
[  461.841433]  warn_alloc.cold.116+0xb7/0x1bd
[  461.869443] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  461.874634]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  461.878932] lowmem_reserve[]: 0 0 0 0
[  461.883270]  ? lock_downgrade+0x900/0x900
[  461.912139] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  461.916978]  ? trace_hardirqs_off+0xb8/0x310
[  461.920746] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  461.924887]  ? trace_hardirqs_off+0xb8/0x310
[  461.938380] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  461.942785]  __alloc_pages_slowpath+0x2651/0x2de0
[  461.958017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  461.962432]  ? warn_alloc+0x120/0x120
[  461.977293] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  461.977301] 270 total pagecache pages
[  461.982150]  ? warn_alloc+0x120/0x120
[  461.990982] 0 pages in swap cache
[  461.994784]  ? __lock_acquire+0x62f/0x4c20
[  462.003337] Swap cache stats: add 0, delete 0, find 0/0
[  462.003344] Free swap  = 0kB
[  462.007135]  ? warn_alloc+0x120/0x120
[  462.010916] Total swap = 0kB
[  462.010923] 1965979 pages RAM
[  462.014380]  ? print_usage_bug+0xc0/0xc0
[  462.018583] 0 pages HighMem/MovableOnly
[  462.018590] 342854 pages reserved
[  462.023942]  ? print_usage_bug+0xc0/0xc0
[  462.026929] 0 pages cma reserved
[  462.030717]  ? mark_held_locks+0x130/0x130
[  462.033763] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  462.036835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.041274] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.044914]  ? should_fail+0x22d/0xd01
[  462.044932]  ? zap_class+0x640/0x640
[  462.048489] init cpuset=/ mems_allowed=0
[  462.052554]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.052572]  ? __lock_acquire+0x62f/0x4c20
[  462.102904]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.108005]  ? should_fail+0x22d/0xd01
[  462.111900]  ? mark_held_locks+0x130/0x130
[  462.116132]  ? mark_held_locks+0x130/0x130
[  462.120362]  ? lock_downgrade+0x900/0x900
[  462.124524]  ? zap_class+0x640/0x640
[  462.128235]  ? zap_class+0x640/0x640
[  462.131943]  ? zap_class+0x640/0x640
[  462.135654]  ? do_raw_spin_unlock+0xa7/0x330
[  462.140062]  ? trace_hardirqs_on+0x310/0x310
[  462.144482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.150016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.155549]  ? check_preemption_disabled+0x48/0x280
[  462.160569]  ? __lock_is_held+0xb5/0x140
[  462.164633]  __alloc_pages_nodemask+0xad8/0xea0
[  462.169300]  ? zap_class+0x640/0x640
[  462.173368]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  462.178389]  ? find_held_lock+0x36/0x1c0
[  462.182454]  ? ____cache_alloc_node+0x1c7/0x1e0
[  462.187119]  ? lock_downgrade+0x900/0x900
[  462.191273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.196834]  cache_grow_begin+0xa5/0x8c0
[  462.200890]  ? do_raw_spin_unlock+0xa7/0x330
[  462.205309]  fallback_alloc+0x204/0x2e0
[  462.209307]  ____cache_alloc_node+0x1c7/0x1e0
[  462.213802]  kmem_cache_alloc_node+0xe3/0x730
[  462.218302]  ? lockdep_hardirqs_on+0x296/0x5b0
[  462.222891]  __alloc_skb+0x119/0x770
[  462.226603]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  462.231966]  ? netdev_alloc_frag+0x1f0/0x1f0
[  462.236377]  ? vprintk_default+0x28/0x30
[  462.240435]  ? vprintk_func+0x85/0x181
[  462.244326]  ? printk+0xa7/0xcf
[  462.247601]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  462.252356]  ? do_raw_spin_trylock+0x270/0x270
[  462.256937]  new_skb+0x26/0x1c0
[  462.260214]  aoecmd_cfg+0x279/0x7f0
[  462.263840]  ? find_held_lock+0x36/0x1c0
[  462.267902]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  462.272227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.277771]  ? __lock_is_held+0xb5/0x140
[  462.281840]  discover_timer+0x50/0x60
[  462.285649]  call_timer_fn+0x272/0x920
[  462.289533]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.294377]  ? process_timeout+0x40/0x40
[  462.298444]  ? __run_timers+0x7da/0xc70
[  462.302416]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.306920]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.311425]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.316265]  ? lockdep_hardirqs_on+0x296/0x5b0
[  462.320849]  ? trace_hardirqs_on+0xbd/0x310
[  462.325166]  ? kasan_check_read+0x11/0x20
[  462.329313]  ? __run_timers+0x7da/0xc70
[  462.333285]  ? trace_hardirqs_off_caller+0x310/0x310
[  462.338404]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.343239]  __run_timers+0x7e5/0xc70
[  462.347046]  ? timer_fixup_init+0x70/0x70
[  462.351188]  ? kasan_check_read+0x11/0x20
[  462.355333]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  462.360606]  ? rcu_softirq_qs+0x20/0x20
[  462.364577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.370114]  ? check_preemption_disabled+0x48/0x280
[  462.375133]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  462.379888]  ? retint_kernel+0x2d/0x2d
[  462.383772]  ? trace_hardirqs_on_caller+0xc0/0x310
[  462.388710]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  462.393463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.398911]  ? zap_class+0x640/0x640
[  462.402625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.408159]  ? check_preemption_disabled+0x48/0x280
[  462.413179]  ? __lock_is_held+0xb5/0x140
[  462.417236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.422769]  ? check_preemption_disabled+0x48/0x280
[  462.427791]  run_timer_softirq+0x52/0xb0
[  462.431854]  ? rcu_read_lock_sched_held+0x14f/0x180
[  462.436869]  __do_softirq+0x308/0xb7e
[  462.440670]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  462.445159]  ? lock_downgrade+0x900/0x900
[  462.449316]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  462.454510]  ? pvclock_read_flags+0x160/0x160
[  462.459006]  ? lapic_next_event+0x5a/0x90
[  462.463153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.468693]  ? kvm_clock_read+0x18/0x30
[  462.472663]  ? kvm_sched_clock_read+0x9/0x20
[  462.477069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.482602]  ? check_preemption_disabled+0x48/0x280
[  462.487625]  irq_exit+0x17f/0x1c0
[  462.491091]  smp_apic_timer_interrupt+0x1cb/0x760
[  462.495931]  ? smp_reschedule_interrupt+0x109/0x650
[  462.500948]  ? smp_call_function_single_interrupt+0x650/0x650
[  462.506830]  ? interrupt_entry+0xb5/0xc0
[  462.510886]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.515898]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.520928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.525766]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.530781]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.535805]  ? task_prio+0x50/0x50
[  462.539343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.544875]  ? check_preemption_disabled+0x48/0x280
[  462.549895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.554739]  apic_timer_interrupt+0xf/0x20
[  462.558976]  </IRQ>
[  462.561215] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  462.566147] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  462.585044] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  462.592838] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  462.600102] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  462.607368] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  462.614631] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  462.621893] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  462.629190]  skb_clone+0x1bb/0x500
[  462.632738]  ? finish_task_switch+0x1b4/0x910
[  462.637230]  ? skb_split+0x11e0/0x11e0
[  462.641125]  ? preempt_notifier_register+0x200/0x200
[  462.646234]  ? __switch_to_asm+0x34/0x70
[  462.650300]  ? __switch_to_asm+0x34/0x70
[  462.654362]  ? __switch_to_asm+0x40/0x70
[  462.658421]  ? __switch_to_asm+0x34/0x70
[  462.662543]  ? __switch_to_asm+0x40/0x70
[  462.666598]  ? __switch_to_asm+0x34/0x70
[  462.670656]  ? __switch_to_asm+0x40/0x70
[  462.674709]  ? __switch_to_asm+0x34/0x70
[  462.678764]  ? __switch_to_asm+0x34/0x70
[  462.682823]  ? __switch_to_asm+0x40/0x70
[  462.686877]  ? __switch_to_asm+0x34/0x70
[  462.690939]  bpf_clone_redirect+0xb9/0x490
[  462.695171]  ? __schedule+0x8d7/0x21d0
[  462.699058]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  462.704075]  ? __sched_text_start+0x8/0x8
[  462.708221]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  462.713013]  ? find_held_lock+0x36/0x1c0
[  462.717081]  ? lock_acquire+0x1ed/0x520
[  462.721051]  ? bpf_test_run+0x3cb/0x780
[  462.725021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.730556]  ? check_preemption_disabled+0x48/0x280
[  462.735572]  ? kasan_check_read+0x11/0x20
[  462.739741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  462.745026]  ? rcu_softirq_qs+0x20/0x20
[  462.748999]  ? preempt_schedule+0x4d/0x60
[  462.753146]  ? ___preempt_schedule+0x16/0x18
[  462.757558]  ? bpf_test_run+0x25d/0x780
[  462.761540]  ? netlink_diag_dump+0x2a0/0x2a0
[  462.765946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.771481]  ? bpf_test_init.isra.10+0x70/0x100
[  462.776155]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  462.780919]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  462.785761]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  462.791773]  ? fput+0x130/0x1a0
[  462.795143]  ? __bpf_prog_get+0x9b/0x290
[  462.799205]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  462.804044]  ? bpf_prog_test_run+0x130/0x1a0
[  462.808450]  ? __x64_sys_bpf+0x3db/0x520
[  462.812506]  ? bpf_prog_get+0x20/0x20
[  462.816322]  ? do_syscall_64+0x1b9/0x820
[  462.820381]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  462.825747]  ? syscall_return_slowpath+0x5e0/0x5e0
[  462.830685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.835525]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.840539]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  462.845554]  ? prepare_exit_to_usermode+0x291/0x3b0
[  462.850570]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.855419]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  462.860798] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  462.860863] aoe: skb alloc failure
[  462.867037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.867045] Call Trace:
[  462.870626] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.879920]  <IRQ>
[  462.882485] syz-executor5 cpuset=syz5 mems_allowed=0
[  462.892963]  dump_stack+0x244/0x39d
[  462.903795]  ? dump_stack_print_info.cold.1+0x20/0x20
[  462.908993]  warn_alloc.cold.116+0xb7/0x1bd
[  462.913313]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  462.918155]  ? lock_downgrade+0x900/0x900
[  462.922309]  ? trace_hardirqs_off+0xb8/0x310
[  462.926715]  ? trace_hardirqs_off+0xb8/0x310
[  462.931116]  ? noop_count+0x40/0x40
[  462.934750]  __alloc_pages_slowpath+0x2651/0x2de0
[  462.939610]  ? check_usage+0x1aa/0x790
[  462.943500]  ? warn_alloc+0x120/0x120
[  462.947300]  ? warn_alloc+0x120/0x120
[  462.951095]  ? __bfs+0xb0/0x780
[  462.954373]  ? print_bfs_bug+0x80/0x80
[  462.958272]  ? warn_alloc+0x120/0x120
[  462.962076]  ? print_usage_bug+0xc0/0xc0
[  462.966141]  ? mark_held_locks+0x130/0x130
[  462.970379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.975916]  ? should_fail+0x22d/0xd01
[  462.979886]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  462.985768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.990883]  ? __lock_acquire+0x62f/0x4c20
[  462.995115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.000215]  ? should_fail+0x22d/0xd01
[  463.004121]  ? mark_held_locks+0x130/0x130
[  463.008358]  ? mark_held_locks+0x130/0x130
[  463.012589]  ? zap_class+0x640/0x640
[  463.016303]  ? zap_class+0x640/0x640
[  463.020014]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  463.025898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.031586]  ? check_preemption_disabled+0x48/0x280
[  463.036602]  ? __lock_is_held+0xb5/0x140
[  463.040664]  __alloc_pages_nodemask+0xad8/0xea0
[  463.045331]  ? zap_class+0x640/0x640
[  463.049045]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  463.054101]  ? find_held_lock+0x36/0x1c0
[  463.058182]  ? ____cache_alloc_node+0x1c7/0x1e0
[  463.062847]  ? lock_downgrade+0x900/0x900
[  463.067000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.072541]  cache_grow_begin+0xa5/0x8c0
[  463.076596]  ? do_raw_spin_unlock+0xa7/0x330
[  463.081006]  fallback_alloc+0x204/0x2e0
[  463.084982]  ____cache_alloc_node+0x1c7/0x1e0
[  463.089478]  kmem_cache_alloc_node+0xe3/0x730
[  463.093970]  ? mark_held_locks+0xc7/0x130
[  463.098129]  __alloc_skb+0x119/0x770
[  463.101845]  ? netdev_alloc_frag+0x1f0/0x1f0
[  463.106256]  ? do_raw_spin_trylock+0x270/0x270
[  463.110837]  ? kmem_cache_alloc_trace+0x353/0x750
[  463.115675]  ? queue_work_on+0x12c/0x1e0
[  463.119740]  ? switchdev_port_obj_del+0xe3/0x450
[  463.124498]  ? switchdev_trans_item_enqueue+0x260/0x260
[  463.129861]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  463.134877]  __br_mdb_notify+0x4ff/0x15d0
[  463.139023]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.144129]  ? __br_mdb_add+0x7f0/0x7f0
[  463.148103]  ? mark_held_locks+0x130/0x130
[  463.152338]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  463.157453]  ? debug_object_assert_init+0x368/0x4b0
[  463.162466]  ? trace_hardirqs_off_caller+0x310/0x310
[  463.167566]  ? debug_object_init_on_stack+0x20/0x20
[  463.172576]  ? zap_class+0x640/0x640
[  463.176299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.181835]  br_mdb_notify+0x310/0x410
[  463.185720]  ? br_mdb_dump+0x27b0/0x27b0
[  463.189789]  br_multicast_del_pg+0x3df/0x790
[  463.194199]  ? br_mdb_ip_get+0x940/0x940
[  463.198704]  ? rwlock_bug.part.2+0x90/0x90
[  463.202937]  ? __lock_is_held+0xb5/0x140
[  463.207011]  br_multicast_port_group_expired+0x189/0x1e0
[  463.212458]  call_timer_fn+0x272/0x920
[  463.216343]  ? br_multicast_del_pg+0x790/0x790
[  463.220921]  ? process_timeout+0x40/0x40
[  463.225256]  ? mark_held_locks+0xc7/0x130
[  463.229402]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.233891]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.238379]  ? br_multicast_del_pg+0x790/0x790
[  463.242958]  ? lockdep_hardirqs_on+0x296/0x5b0
[  463.247540]  ? trace_hardirqs_on+0xbd/0x310
[  463.251860]  ? kasan_check_read+0x11/0x20
[  463.256018]  ? __run_timers+0x7da/0xc70
[  463.259991]  ? trace_hardirqs_off_caller+0x310/0x310
[  463.265098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.269333]  ? br_multicast_del_pg+0x790/0x790
[  463.273911]  __run_timers+0x7e5/0xc70
[  463.277715]  ? timer_fixup_init+0x70/0x70
[  463.281862]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  463.286876]  ? zap_class+0x640/0x640
[  463.290590]  ? print_usage_bug+0xc0/0xc0
[  463.294648]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  463.299837]  ? find_held_lock+0x36/0x1c0
[  463.303897]  ? zap_class+0x640/0x640
[  463.307615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.313147]  ? check_preemption_disabled+0x48/0x280
[  463.318167]  ? __lock_is_held+0xb5/0x140
[  463.322235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.327794]  ? check_preemption_disabled+0x48/0x280
[  463.332812]  run_timer_softirq+0x52/0xb0
[  463.336870]  ? rcu_read_lock_sched_held+0x14f/0x180
[  463.341885]  __do_softirq+0x308/0xb7e
[  463.345684]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  463.350173]  ? lock_downgrade+0x900/0x900
[  463.354328]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  463.359434]  ? pvclock_read_flags+0x160/0x160
[  463.363942]  ? lapic_next_event+0x5a/0x90
[  463.368088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.373626]  ? kvm_clock_read+0x18/0x30
[  463.377599]  ? kvm_sched_clock_read+0x9/0x20
[  463.382007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.387542]  ? check_preemption_disabled+0x48/0x280
[  463.392565]  irq_exit+0x17f/0x1c0
[  463.396014]  smp_apic_timer_interrupt+0x1cb/0x760
[  463.400855]  ? smp_reschedule_interrupt+0x109/0x650
[  463.405867]  ? smp_call_function_single_interrupt+0x650/0x650
[  463.411748]  ? interrupt_entry+0xb5/0xc0
[  463.415806]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.420817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.425829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.430667]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.435677]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.440697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.445540]  apic_timer_interrupt+0xf/0x20
[  463.449762]  </IRQ>
[  463.451997] RIP: 0010:lock_release+0x51d/0xa00
[  463.456578] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  463.475484] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  463.483217] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  463.490481] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  463.497742] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  463.505004] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  463.512266] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  463.519553]  ? list_lru_count_one+0x25b/0x450
[  463.524045]  ? lock_downgrade+0x900/0x900
[  463.528197]  ? check_preemption_disabled+0x48/0x280
[  463.533224]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.538150]  ? kasan_check_read+0x11/0x20
[  463.542296]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.547589]  ? rcu_softirq_qs+0x20/0x20
[  463.551746]  list_lru_count_one+0x282/0x450
[  463.556073]  ? list_lru_isolate_move+0x3c0/0x3c0
[  463.560825]  ? shmem_free_inode+0xd0/0xd0
[  463.564972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.570505]  ? ubifs_shrink_count+0xc4/0x100
[  463.574920]  super_cache_count+0x1b9/0x2e0
[  463.579158]  do_shrink_slab+0x1b1/0xd30
[  463.583154]  ? snapshot_refaults+0x290/0x290
[  463.587568]  ? lock_release+0xa00/0xa00
[  463.591548]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  463.596484]  ? down_read_trylock+0xda/0x140
[  463.600799]  ? shrink_slab+0x207/0x8c0
[  463.604683]  ? downgrade_write+0x270/0x270
[  463.608926]  shrink_slab+0x389/0x8c0
[  463.612634]  ? shrink_active_list+0x1f00/0x1f00
[  463.617326]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  463.622948]  ? __lock_acquire+0x62f/0x4c20
[  463.627186]  ? percpu_ref_get_many+0x240/0x240
[  463.631784]  ? print_usage_bug+0xc0/0xc0
[  463.635847]  shrink_node+0x431/0x16b0
[  463.639653]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  463.644951]  ? shrink_node_memcg+0x18f0/0x18f0
[  463.649532]  ? kvm_clock_read+0x18/0x30
[  463.653502]  ? ktime_get+0x2c1/0x400
[  463.657222]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  463.661719]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  463.667254]  ? __cpuset_node_allowed+0x19b/0x660
[  463.672005]  ? mark_held_locks+0x130/0x130
[  463.676250]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  463.681962]  ? zap_class+0x640/0x640
[  463.685679]  do_try_to_free_pages+0x3e7/0x1290
[  463.690256]  ? zap_class+0x640/0x640
[  463.693994]  ? shrink_node+0x16b0/0x16b0
[  463.698054]  ? __lock_is_held+0xb5/0x140
[  463.702121]  try_to_free_pages+0x4d0/0xb90
[  463.706359]  ? do_try_to_free_pages+0x1290/0x1290
[  463.711216]  ? lock_acquire+0x1ed/0x520
[  463.715204]  ? set_page_refcounted+0x280/0x280
[  463.719788]  ? lock_release+0xa00/0xa00
[  463.724108]  ? _raw_spin_unlock_irq+0x60/0x80
[  463.728596]  ? psi_memstall_enter+0x240/0x2b0
[  463.733085]  ? psi_memstall_tick+0x230/0x230
[  463.738019]  __alloc_pages_slowpath+0xa48/0x2de0
[  463.742793]  ? warn_alloc+0x120/0x120
[  463.746590]  ? mark_held_locks+0x130/0x130
[  463.750840]  ? find_get_entry+0xaae/0x1120
[  463.755078]  ? filemap_map_pages+0x1a20/0x1a20
[  463.759676]  ? zap_class+0x640/0x640
[  463.763394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.768926]  ? check_preemption_disabled+0x48/0x280
[  463.773938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.779486]  ? should_fail+0x22d/0xd01
[  463.783376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.788475]  ? zap_class+0x640/0x640
[  463.792214]  ? __lock_is_held+0xb5/0x140
[  463.796279]  ? mark_held_locks+0x130/0x130
[  463.800513]  ? lock_release+0xa00/0xa00
[  463.804494]  ? perf_trace_sched_process_exec+0x860/0x860
[  463.809940]  ? xa_load+0x2ba/0x460
[  463.813476]  ? lock_downgrade+0x900/0x900
[  463.817627]  ? __might_sleep+0x95/0x190
[  463.821600]  __alloc_pages_nodemask+0xad8/0xea0
[  463.826269]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  463.831283]  ? __page_cache_alloc+0x191/0x5c0
[  463.835799]  ? xa_load+0x2e1/0x460
[  463.839334]  ? xa_clear_mark+0x40/0x40
[  463.843217]  ? zap_class+0x640/0x640
[  463.846949]  ? zap_class+0x640/0x640
[  463.850658]  ? zap_class+0x640/0x640
[  463.854370]  ? __do_page_cache_readahead+0x663/0x810
[  463.859478]  ? find_held_lock+0x36/0x1c0
[  463.863551]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  463.869620]  alloc_pages_current+0x173/0x350
[  463.874123]  __page_cache_alloc+0x38c/0x5c0
[  463.878442]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.883363]  ? kasan_check_read+0x11/0x20
[  463.887508]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.892789]  ? generic_perform_write+0x6a0/0x6a0
[  463.897542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.903076]  ? check_preemption_disabled+0x48/0x280
[  463.908096]  filemap_fault+0x1595/0x25f0
[  463.912175]  ? __lock_page_or_retry+0xa00/0xa00
[  463.916842]  ? mark_held_locks+0x130/0x130
[  463.921081]  ? filemap_map_pages+0xd6b/0x1a20
[  463.925572]  ? lock_downgrade+0x900/0x900
[  463.929717]  ? check_preemption_disabled+0x48/0x280
[  463.934735]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.939660]  ? kasan_check_read+0x11/0x20
[  463.943800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.949076]  ? rcu_softirq_qs+0x20/0x20
[  463.953057]  ? filemap_map_pages+0xd92/0x1a20
[  463.957551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.963090]  ? find_get_entries_tag+0x1400/0x1400
[  463.967933]  ? __lock_acquire+0x62f/0x4c20
[  463.972366]  ? lock_acquire+0x1ed/0x520
[  463.976334]  ? ext4_filemap_fault+0x7a/0xad
[  463.980656]  ? lock_release+0xa00/0xa00
[  463.984633]  ? perf_trace_sched_process_exec+0x860/0x860
[  463.990079]  ? print_usage_bug+0xc0/0xc0
[  463.994135]  ? print_usage_bug+0xc0/0xc0
[  463.998212]  ? down_read+0x8d/0x120
[  464.001830]  ? ext4_filemap_fault+0x7a/0xad
[  464.006159]  ? __down_interruptible+0x700/0x700
[  464.010838]  ext4_filemap_fault+0x82/0xad
[  464.014982]  __do_fault+0x100/0x6b0
[  464.018616]  ? pmd_devmap_trans_unstable+0x220/0x220
[  464.023833]  ? mark_held_locks+0x130/0x130
[  464.028065]  ? mark_held_locks+0x130/0x130
[  464.032297]  ? find_held_lock+0x36/0x1c0
[  464.036358]  ? find_held_lock+0x36/0x1c0
[  464.040421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.045956]  __handle_mm_fault+0x3ea0/0x5be0
[  464.050358]  ? poll_select_copy_remaining+0x18c/0x6a0
[  464.055565]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  464.060409]  ? __might_fault+0x12b/0x1e0
[  464.064466]  ? lock_downgrade+0x900/0x900
[  464.068619]  ? zap_class+0x640/0x640
[  464.072328]  ? zap_class+0x640/0x640
[  464.076048]  ? find_held_lock+0x36/0x1c0
[  464.080115]  ? handle_mm_fault+0x42a/0xc70
[  464.084352]  ? lock_downgrade+0x900/0x900
[  464.088495]  ? check_preemption_disabled+0x48/0x280
[  464.093509]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  464.098434]  ? kasan_check_read+0x11/0x20
[  464.102589]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  464.107860]  ? rcu_softirq_qs+0x20/0x20
[  464.111848]  ? trace_hardirqs_off_caller+0x310/0x310
[  464.117212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.122744]  ? check_preemption_disabled+0x48/0x280
[  464.127761]  handle_mm_fault+0x54f/0xc70
[  464.131821]  ? __handle_mm_fault+0x5be0/0x5be0
[  464.136402]  ? find_vma+0x34/0x190
[  464.139943]  __do_page_fault+0x5e8/0xe60
[  464.144001]  ? trace_hardirqs_off+0xb8/0x310
[  464.148413]  do_page_fault+0xf2/0x7e0
[  464.152212]  ? vmalloc_sync_all+0x30/0x30
[  464.156355]  ? error_entry+0x70/0xd0
[  464.160064]  ? trace_hardirqs_off_caller+0xbb/0x310
[  464.165172]  ? trace_hardirqs_on_caller+0xc0/0x310
[  464.170096]  ? syscall_return_slowpath+0x5e0/0x5e0
[  464.175019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.179857]  ? trace_hardirqs_on_caller+0x310/0x310
[  464.184871]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  464.190318]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  464.195361]  ? prepare_exit_to_usermode+0x291/0x3b0
[  464.200375]  ? page_fault+0x8/0x30
[  464.203913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.208754]  ? page_fault+0x8/0x30
[  464.212291]  page_fault+0x1e/0x30
[  464.215737] RIP: 0033:0x7fee66c9ddd3
[  464.219457] Code: Bad RIP value.
[  464.222814] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  464.228175] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  464.235437] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  464.242699] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  464.249961] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  464.257239] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  464.264525] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  464.264545] warn_alloc_show_mem: 1 callbacks suppressed
[  464.264549] Mem-Info:
[  464.271917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  464.271924] Call Trace:
[  464.277293] active_anon:56807 inactive_anon:186 isolated_anon:0
[  464.277293]  active_file:13 inactive_file:13 isolated_file:0
[  464.277293]  unevictable:0 dirty:0 writeback:0 unstable:0
[  464.277293]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  464.277293]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  464.277293]  free:13758 free_pcp:197 free_cma:0
[  464.279666]  <IRQ>
[  464.289027] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  464.291598]  dump_stack+0x244/0x39d
[  464.324458] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  464.326604]  ? dump_stack_print_info.cold.1+0x20/0x20
[  464.354158] lowmem_reserve[]: 0 2818 6321 6321
[  464.357792]  warn_alloc.cold.116+0xb7/0x1bd
[  464.383952] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  464.389154]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  464.393791] lowmem_reserve[]: 0 0 3503 3503
[  464.398105]  ? lock_downgrade+0x900/0x900
[  464.425678] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  464.430517]  ? trace_hardirqs_off+0xb8/0x310
[  464.434807] lowmem_reserve[]: 0 0 0 0
[  464.438950]  ? trace_hardirqs_off+0xb8/0x310
[  464.467991] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  464.472409]  __alloc_pages_slowpath+0x2651/0x2de0
[  464.476178] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  464.480600]  ? warn_alloc+0x120/0x120
[  464.494069] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  464.498920]  ? warn_alloc+0x120/0x120
[  464.514154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  464.517938]  ? warn_alloc+0x120/0x120
[  464.532827] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  464.536611]  ? print_usage_bug+0xc0/0xc0
[  464.545432] 270 total pagecache pages
[  464.549221]  ? print_usage_bug+0xc0/0xc0
[  464.557781] 0 pages in swap cache
[  464.561823]  ? ktime_get+0x2c1/0x400
[  464.565601] Swap cache stats: add 0, delete 0, find 0/0
[  464.569655]  ? check_preemption_disabled+0x48/0x280
[  464.573165] Free swap  = 0kB
[  464.576877]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  464.582208] Total swap = 0kB
[  464.582215] 1965979 pages RAM
[  464.587392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.590378] 0 pages HighMem/MovableOnly
[  464.590386] 342854 pages reserved
[  464.594866]  ? should_fail+0x22d/0xd01
[  464.597885] 0 pages cma reserved
[  464.598599] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  464.601008]  ? kasan_check_read+0x11/0x20
[  464.606526] init cpuset=/ mems_allowed=0
[  464.610495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.644125]  ? __lock_acquire+0x62f/0x4c20
[  464.648358]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.653461]  ? should_fail+0x22d/0xd01
[  464.657344]  ? print_usage_bug+0xc0/0xc0
[  464.661408]  ? mark_held_locks+0x130/0x130
[  464.665643]  ? mark_held_locks+0x130/0x130
[  464.669874]  ? check_preemption_disabled+0x48/0x280
[  464.674894]  ? zap_class+0x640/0x640
[  464.678612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  464.683368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.688901]  ? check_preemption_disabled+0x48/0x280
[  464.693921]  ? __lock_is_held+0xb5/0x140
[  464.697983]  __alloc_pages_nodemask+0xad8/0xea0
[  464.702647]  ? zap_class+0x640/0x640
[  464.706362]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  464.711398]  ? find_held_lock+0x36/0x1c0
[  464.715462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  464.720129]  ? lock_downgrade+0x900/0x900
[  464.724279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.729918]  cache_grow_begin+0xa5/0x8c0
[  464.733977]  ? do_raw_spin_unlock+0xa7/0x330
[  464.738384]  fallback_alloc+0x204/0x2e0
[  464.742361]  ____cache_alloc_node+0x1c7/0x1e0
[  464.746859]  kmem_cache_alloc_node+0xe3/0x730
[  464.751350]  ? lockdep_hardirqs_on+0x296/0x5b0
[  464.755938]  __alloc_skb+0x119/0x770
[  464.759660]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  464.765023]  ? netdev_alloc_frag+0x1f0/0x1f0
[  464.769435]  ? vprintk_default+0x28/0x30
[  464.773491]  ? vprintk_func+0x85/0x181
[  464.777376]  ? printk+0xa7/0xcf
[  464.780650]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  464.785405]  ? do_raw_spin_trylock+0x270/0x270
[  464.789986]  new_skb+0x26/0x1c0
[  464.793264]  aoecmd_cfg+0x279/0x7f0
[  464.796891]  ? find_held_lock+0x36/0x1c0
[  464.800951]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  464.805277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.810821]  ? __lock_is_held+0xb5/0x140
[  464.814888]  discover_timer+0x50/0x60
[  464.818685]  call_timer_fn+0x272/0x920
[  464.822570]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  464.827414]  ? process_timeout+0x40/0x40
[  464.831481]  ? __run_timers+0x7da/0xc70
[  464.835456]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.839944]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.844436]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  464.849278]  ? lockdep_hardirqs_on+0x296/0x5b0
[  464.853859]  ? trace_hardirqs_on+0xbd/0x310
[  464.858175]  ? kasan_check_read+0x11/0x20
[  464.862318]  ? __run_timers+0x7da/0xc70
[  464.866289]  ? trace_hardirqs_off_caller+0x310/0x310
[  464.871399]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  464.876237]  __run_timers+0x7e5/0xc70
[  464.880044]  ? timer_fixup_init+0x70/0x70
[  464.884208]  ? kasan_check_read+0x11/0x20
[  464.888352]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  464.893626]  ? rcu_softirq_qs+0x20/0x20
[  464.897603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.903138]  ? check_preemption_disabled+0x48/0x280
[  464.908158]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  464.912913]  ? retint_kernel+0x2d/0x2d
[  464.916798]  ? trace_hardirqs_on_caller+0xc0/0x310
[  464.921725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  464.926476]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  464.931923]  ? zap_class+0x640/0x640
[  464.935637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.941170]  ? check_preemption_disabled+0x48/0x280
[  464.946191]  ? __lock_is_held+0xb5/0x140
[  464.950250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.955783]  ? check_preemption_disabled+0x48/0x280
[  464.960802]  run_timer_softirq+0x52/0xb0
[  464.964878]  ? rcu_read_lock_sched_held+0x14f/0x180
[  464.969892]  __do_softirq+0x308/0xb7e
[  464.973694]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  464.978200]  ? lock_downgrade+0x900/0x900
[  464.982356]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  464.987461]  ? pvclock_read_flags+0x160/0x160
[  464.991954]  ? lapic_next_event+0x5a/0x90
[  464.996101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.001640]  ? kvm_clock_read+0x18/0x30
[  465.005611]  ? kvm_sched_clock_read+0x9/0x20
[  465.010020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.015554]  ? check_preemption_disabled+0x48/0x280
[  465.020575]  irq_exit+0x17f/0x1c0
[  465.024031]  smp_apic_timer_interrupt+0x1cb/0x760
[  465.028959]  ? smp_reschedule_interrupt+0x109/0x650
[  465.034449]  ? smp_call_function_single_interrupt+0x650/0x650
[  465.040333]  ? interrupt_entry+0xb5/0xc0
[  465.044393]  ? trace_hardirqs_off_caller+0xbb/0x310
[  465.049405]  ? trace_hardirqs_off_caller+0xbb/0x310
[  465.054418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.059260]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.064273]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.069291]  ? task_prio+0x50/0x50
[  465.072832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.078378]  ? check_preemption_disabled+0x48/0x280
[  465.083396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.088241]  apic_timer_interrupt+0xf/0x20
[  465.092465]  </IRQ>
[  465.094704] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  465.099631] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  465.118526] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  465.126227] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  465.133491] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  465.140767] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  465.148032] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  465.155303] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  465.162602]  skb_clone+0x1bb/0x500
[  465.166140]  ? finish_task_switch+0x1b4/0x910
[  465.170634]  ? skb_split+0x11e0/0x11e0
[  465.174609]  ? preempt_notifier_register+0x200/0x200
[  465.179707]  ? __switch_to_asm+0x34/0x70
[  465.183761]  ? __switch_to_asm+0x34/0x70
[  465.187817]  ? __switch_to_asm+0x40/0x70
[  465.191873]  ? __switch_to_asm+0x34/0x70
[  465.195929]  ? __switch_to_asm+0x40/0x70
[  465.199983]  ? __switch_to_asm+0x34/0x70
[  465.204038]  ? __switch_to_asm+0x40/0x70
[  465.208104]  ? __switch_to_asm+0x34/0x70
[  465.212158]  ? __switch_to_asm+0x34/0x70
[  465.216214]  ? __switch_to_asm+0x40/0x70
[  465.220271]  ? __switch_to_asm+0x34/0x70
[  465.224337]  bpf_clone_redirect+0xb9/0x490
[  465.228756]  ? __schedule+0x8d7/0x21d0
[  465.232646]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  465.237664]  ? __sched_text_start+0x8/0x8
[  465.241806]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  465.246575]  ? find_held_lock+0x36/0x1c0
[  465.250638]  ? lock_acquire+0x1ed/0x520
[  465.254607]  ? bpf_test_run+0x3cb/0x780
[  465.258584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.264119]  ? check_preemption_disabled+0x48/0x280
[  465.269136]  ? kasan_check_read+0x11/0x20
[  465.273280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  465.278549]  ? rcu_softirq_qs+0x20/0x20
[  465.282525]  ? preempt_schedule+0x4d/0x60
[  465.286668]  ? ___preempt_schedule+0x16/0x18
[  465.291082]  ? bpf_test_run+0x25d/0x780
[  465.295067]  ? netlink_diag_dump+0x2a0/0x2a0
[  465.299474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.305008]  ? bpf_test_init.isra.10+0x70/0x100
[  465.309703]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  465.314463]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  465.319302]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  465.324834]  ? fput+0x130/0x1a0
[  465.328114]  ? __bpf_prog_get+0x9b/0x290
[  465.332194]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  465.337044]  ? bpf_prog_test_run+0x130/0x1a0
[  465.341449]  ? __x64_sys_bpf+0x3db/0x520
[  465.345506]  ? bpf_prog_get+0x20/0x20
[  465.349335]  ? do_syscall_64+0x1b9/0x820
[  465.353391]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  465.358750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  465.363674]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.368515]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.373529]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  465.378545]  ? prepare_exit_to_usermode+0x291/0x3b0
[  465.383570]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.388421]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  465.393799] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  465.393828] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  465.400036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  465.400043] Call Trace:
[  465.406252] rcu: 	(detected by 1, t=10627 jiffies, g=19469, q=5)
[  465.415599]  <IRQ>
[  465.418170] rcu: All QSes seen, last rcu_preempt kthread activity 10627 (4294983688-4294973061), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  465.424294]  dump_stack+0x244/0x39d
[  465.426417] syz-executor5   R  running task    22360 10966   6278 0x8010000c
[  465.439068]  ? dump_stack_print_info.cold.1+0x20/0x20
[  465.442666] Call Trace:
[  465.449847]  warn_alloc.cold.116+0xb7/0x1bd
[  465.455001]  <IRQ>
[  465.457573]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  465.461876]  sched_show_task.cold.84+0x2b6/0x30a
[  465.464020]  ? lock_downgrade+0x900/0x900
[  465.468862]  ? can_nice.part.74+0x20/0x20
[  465.473603]  ? trace_hardirqs_off+0xb8/0x310
[  465.477732]  ? vprintk_default+0x28/0x30
[  465.481865]  ? trace_hardirqs_off+0xb8/0x310
[  465.486251]  ? vprintk_func+0x85/0x181
[  465.490297]  __alloc_pages_slowpath+0x2651/0x2de0
[  465.494682]  ? vprintk_func+0x85/0x181
[  465.498573]  ? warn_alloc+0x120/0x120
[  465.503382]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  465.507254]  ? warn_alloc+0x120/0x120
[  465.511042]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  465.515781]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  465.519567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.524304]  ? warn_alloc+0x120/0x120
[  465.529317]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  465.534835]  ? print_usage_bug+0xc0/0xc0
[  465.538614]  ? print_usage_bug+0xc0/0xc0
[  465.543869]  ? print_usage_bug+0xc0/0xc0
[  465.547913]  ? rcu_qs+0x110/0x110
[  465.551948]  ? check_usage+0x1aa/0x790
[  465.556075]  ? find_held_lock+0x36/0x1c0
[  465.559525]  ? check_usage+0x1aa/0x790
[  465.563422]  ? zap_class+0x640/0x640
[  465.567461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.571326]  ? print_usage_bug+0xc0/0xc0
[  465.575027]  ? should_fail+0x22d/0xd01
[  465.580544]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  465.584583]  ? check_usage_forwards+0x3d0/0x3d0
[  465.588452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.593361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.598029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.603550]  ? __lock_acquire+0x62f/0x4c20
[  465.608636]  ? do_trace_rcu_torture_read+0x10/0x10
[  465.614155]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.618376]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  465.623388]  ? should_fail+0x22d/0xd01
[  465.628465]  ? __lock_is_held+0xb5/0x140
[  465.628481]  ? __rcu_read_lock+0x50/0x50
[  465.633744]  ? mark_held_locks+0x130/0x130
[  465.637607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.641647]  ? mark_held_locks+0x130/0x130
[  465.645688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.649895]  ? print_usage_bug+0xc0/0xc0
[  465.649913]  ? find_held_lock+0x36/0x1c0
[  465.655429]  ? check_preemption_disabled+0x48/0x280
[  465.659641]  ? zap_class+0x640/0x640
[  465.665163]  rcu_check_callbacks+0xfd7/0x13f0
[  465.669226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.673356]  ? rcutree_dead_cpu+0x10/0x10
[  465.678467]  ? check_preemption_disabled+0x48/0x280
[  465.682162]  ? lock_downgrade+0x900/0x900
[  465.686649]  ? __lock_is_held+0xb5/0x140
[  465.692164]  ? lock_release+0x970/0xa00
[  465.696298]  __alloc_pages_nodemask+0xad8/0xea0
[  465.701298]  ? zap_class+0x640/0x640
[  465.705422]  ? zap_class+0x640/0x640
[  465.709466]  ? zap_class+0x640/0x640
[  465.713425]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  465.718074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.721773]  ? find_held_lock+0x36/0x1c0
[  465.725463]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  465.729162]  ? ____cache_alloc_node+0x1c7/0x1e0
[  465.734154]  ? kvm_set_tsc_khz+0x540/0x540
[  465.739672]  ? lock_downgrade+0x900/0x900
[  465.743715]  ? find_held_lock+0x36/0x1c0
[  465.748280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.752930]  ? zap_class+0x640/0x640
[  465.757143]  cache_grow_begin+0xa5/0x8c0
[  465.761273]  ? timekeeping_advance+0x3cc/0xc00
[  465.765311]  ? do_raw_spin_unlock+0xa7/0x330
[  465.770833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.774530]  fallback_alloc+0x204/0x2e0
[  465.778574]  ? check_preemption_disabled+0x48/0x280
[  465.783137]  ____cache_alloc_node+0x1c7/0x1e0
[  465.787546]  ? trace_hardirqs_off+0xb8/0x310
[  465.793074]  kmem_cache_alloc_node+0xe3/0x730
[  465.797024]  ? __lock_is_held+0xb5/0x140
[  465.797039]  ? trace_hardirqs_on+0x310/0x310
[  465.802044]  ? mark_held_locks+0xc7/0x130
[  465.806524]  ? check_preemption_disabled+0x48/0x280
[  465.810912]  __alloc_skb+0x119/0x770
[  465.815384]  ? raise_softirq+0x199/0x420
[  465.819424]  ? netdev_alloc_frag+0x1f0/0x1f0
[  465.823814]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  465.827951]  ? do_raw_spin_trylock+0x270/0x270
[  465.832962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.836657]  ? kmem_cache_alloc_trace+0x353/0x750
[  465.840698]  ? check_preemption_disabled+0x48/0x280
[  465.845086]  ? queue_work_on+0x12c/0x1e0
[  465.849738]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  465.854303]  ? switchdev_port_obj_del+0xe3/0x450
[  465.859820]  ? hrtimer_run_queues+0x9a/0x400
[  465.865112]  ? switchdev_trans_item_enqueue+0x260/0x260
[  465.870201]  ? run_local_timers+0x19b/0x230
[  465.874243]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  465.879758]  ? timer_clear_idle+0x90/0x90
[  465.884495]  __br_mdb_notify+0x4ff/0x15d0
[  465.888891]  ? debug_smp_processor_id+0x1c/0x20
[  465.894233]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  465.898536]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  465.903600]  ? __br_mdb_add+0x7f0/0x7f0
[  465.907728]  ? account_process_tick+0x282/0x350
[  465.911859]  ? mark_held_locks+0x130/0x130
[  465.916514]  update_process_times+0x2d/0x70
[  465.921592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  465.927544]  tick_sched_handle+0x9f/0x180
[  465.931497]  ? debug_object_assert_init+0x368/0x4b0
[  465.936147]  tick_sched_timer+0x45/0x130
[  465.940364]  ? debug_object_init_on_stack+0x20/0x20
[  465.944665]  __hrtimer_run_queues+0x41c/0x10d0
[  465.949751]  ? zap_class+0x640/0x640
[  465.953882]  ? tick_sched_do_timer+0x1a0/0x1a0
[  465.958886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.962928]  ? hrtimer_start_range_ns+0xe00/0xe00
[  465.967928]  br_mdb_notify+0x310/0x410
[  465.972504]  ? pvclock_read_flags+0x160/0x160
[  465.976183]  ? br_mdb_dump+0x27b0/0x27b0
[  465.980750]  ? trace_hardirqs_on+0x310/0x310
[  465.986273]  br_multicast_del_pg+0x3df/0x790
[  465.991086]  ? zap_class+0x640/0x640
[  465.994957]  ? br_mdb_ip_get+0x940/0x940
[  465.999439]  ? kvm_clock_read+0x18/0x30
[  466.003476]  ? rwlock_bug.part.2+0x90/0x90
[  466.007863]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  466.012253]  ? __lock_is_held+0xb5/0x140
[  466.015948]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  466.020090]  br_multicast_port_group_expired+0x189/0x1e0
[  466.024045]  ? do_timer+0x50/0x50
[  466.028256]  call_timer_fn+0x272/0x920
[  466.033251]  ? rwlock_bug.part.2+0x90/0x90
[  466.037305]  ? br_multicast_del_pg+0x790/0x790
[  466.042653]  ? trace_hardirqs_on+0x310/0x310
[  466.048080]  ? process_timeout+0x40/0x40
[  466.051519]  ? rcu_softirq_qs+0x20/0x20
[  466.055397]  ? mark_held_locks+0xc7/0x130
[  466.059615]  hrtimer_interrupt+0x313/0x780
[  466.064172]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.068576]  smp_apic_timer_interrupt+0x1a1/0x760
[  466.072608]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.076563]  ? smp_call_function_single_interrupt+0x650/0x650
[  466.080680]  ? br_multicast_del_pg+0x790/0x790
[  466.080696]  ? lockdep_hardirqs_on+0x296/0x5b0
[  466.084909]  ? interrupt_entry+0xb5/0xc0
[  466.089388]  ? trace_hardirqs_on+0xbd/0x310
[  466.094211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.098681]  ? kasan_check_read+0x11/0x20
[  466.098694]  ? __run_timers+0x7da/0xc70
[  466.104563]  ? ____cache_alloc_node+0x1c7/0x1e0
[  466.109126]  ? trace_hardirqs_off_caller+0x310/0x310
[  466.113703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.117744]  ? br_multicast_del_pg+0x790/0x790
[  466.122046]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.127043]  ? br_multicast_del_pg+0x790/0x790
[  466.131181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.135128]  __run_timers+0x7e5/0xc70
[  466.139782]  apic_timer_interrupt+0xf/0x20
[  466.144881]  ? timer_fixup_init+0x70/0x70
[  466.149803] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  466.154367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  466.159361] Code: 3f 7e 0f 85 32 ff ff ff e8 75 ea 3d ff e9 28 ff ff ff e8 0c 20 c3 ff 48 83 3d b4 68 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  466.163922]  ? zap_class+0x640/0x640
[  466.168739] RSP: 0000:ffff8881daf073d8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  466.172525]  ? print_usage_bug+0xc0/0xc0
[  466.176736] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff110383b81c9
[  466.180870]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  466.186206] RDX: 0000000000000000 RSI: ffff8881c1dc0e50 RDI: 0000000000000286
[  466.191208]  ? find_held_lock+0x36/0x1c0
[  466.210096] RBP: ffff8881daf07448 R08: ffff8881c1dc0e48 R09: 0000000000000002
[  466.213796]  ? zap_class+0x640/0x640
[  466.221482] R10: 0000000000000000 R11: ffff8881c1dc0580 R12: ffff8881d9beec00
[  466.225525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.232766] R13: ffff8881d9beec00 R14: 0000000000000000 R15: 0000000000000286
[  466.232782]  ? apic_timer_interrupt+0xa/0x20
[  466.237953]  ? check_preemption_disabled+0x48/0x280
[  466.245312]  ? lockdep_hardirqs_on+0x296/0x5b0
[  466.249349]  ? __lock_is_held+0xb5/0x140
[  466.256605]  __alloc_skb+0x119/0x770
[  466.260296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.267548]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  466.273065]  ? check_preemption_disabled+0x48/0x280
[  466.280321]  ? netdev_alloc_frag+0x1f0/0x1f0
[  466.284712]  run_timer_softirq+0x52/0xb0
[  466.289712]  ? vprintk_default+0x28/0x30
[  466.294285]  ? rcu_read_lock_sched_held+0x14f/0x180
[  466.298323]  ? vprintk_func+0x85/0x181
[  466.302017]  __do_softirq+0x308/0xb7e
[  466.307532]  ? printk+0xa7/0xcf
[  466.312880]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  466.317878]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  466.322268]  ? lock_downgrade+0x900/0x900
[  466.326311]  ? do_raw_spin_trylock+0x270/0x270
[  466.330354]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  466.335351]  new_skb+0x26/0x1c0
[  466.339236]  ? pvclock_read_flags+0x160/0x160
[  466.343016]  aoecmd_cfg+0x279/0x7f0
[  466.346278]  ? lapic_next_event+0x5a/0x90
[  466.350778]  ? find_held_lock+0x36/0x1c0
[  466.355611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.359740]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  466.364303]  ? kvm_clock_read+0x18/0x30
[  466.369390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.372648]  ? kvm_sched_clock_read+0x9/0x20
[  466.377133]  ? __lock_is_held+0xb5/0x140
[  466.380751]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.384885]  discover_timer+0x50/0x60
[  466.388923]  ? check_preemption_disabled+0x48/0x280
[  466.394440]  call_timer_fn+0x272/0x920
[  466.398749]  irq_exit+0x17f/0x1c0
[  466.402699]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  466.408219]  smp_apic_timer_interrupt+0x1cb/0x760
[  466.412619]  ? process_timeout+0x40/0x40
[  466.416752]  ? smp_reschedule_interrupt+0x109/0x650
[  466.422271]  ? __run_timers+0x7da/0xc70
[  466.426067]  ? smp_call_function_single_interrupt+0x650/0x650
[  466.431064]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.434930]  ? interrupt_entry+0xb5/0xc0
[  466.438370]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.443197]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.448018]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  466.452061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.457071]  ? lockdep_hardirqs_on+0x296/0x5b0
[  466.461082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.466972]  ? trace_hardirqs_on+0xbd/0x310
[  466.471447]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.475491]  ? kasan_check_read+0x11/0x20
[  466.479970]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.484971]  ? __run_timers+0x7da/0xc70
[  466.489803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.494796]  ? trace_hardirqs_off_caller+0x310/0x310
[  466.499360]  apic_timer_interrupt+0xf/0x20
[  466.504191]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  466.508481]  </IRQ>
[  466.513482]  __run_timers+0x7e5/0xc70
[  466.517615] RIP: 0010:lock_release+0x51d/0xa00
[  466.522639]  ? timer_fixup_init+0x70/0x70
[  466.526591] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  466.531417]  ? kasan_check_read+0x11/0x20
[  466.536505] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  466.540739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  466.545559] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  466.547779]  ? rcu_softirq_qs+0x20/0x20
[  466.551551] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  466.551562] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  466.556127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.560247] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  466.560258] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  466.579149]  ? check_preemption_disabled+0x48/0x280
[  466.583290]  ? list_lru_count_one+0x25b/0x450
[  466.590981]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  466.596255]  ? lock_downgrade+0x900/0x900
[  466.603521]  ? retint_kernel+0x2d/0x2d
[  466.607470]  ? check_preemption_disabled+0x48/0x280
[  466.607488]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  466.614756]  ? trace_hardirqs_on_caller+0xc0/0x310
[  466.622006]  ? kasan_check_read+0x11/0x20
[  466.622021]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  466.627543]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  466.634795]  ? rcu_softirq_qs+0x20/0x20
[  466.642049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.647056]  list_lru_count_one+0x282/0x450
[  466.651526]  ? zap_class+0x640/0x640
[  466.656264]  ? list_lru_isolate_move+0x3c0/0x3c0
[  466.660392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.664251]  ? shmem_free_inode+0xd0/0xd0
[  466.664267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.669267]  ? check_preemption_disabled+0x48/0x280
[  466.674176]  ? ubifs_shrink_count+0xc4/0x100
[  466.679092]  ? __lock_is_held+0xb5/0x140
[  466.683220]  super_cache_count+0x1b9/0x2e0
[  466.688476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.693212]  do_shrink_slab+0x1b1/0xd30
[  466.697167]  ? check_preemption_disabled+0x48/0x280
[  466.702603]  ? snapshot_refaults+0x290/0x290
[  466.706905]  run_timer_softirq+0x52/0xb0
[  466.710607]  ? lock_release+0xa00/0xa00
[  466.715345]  ? rcu_read_lock_sched_held+0x14f/0x180
[  466.720862]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  466.725003]  __do_softirq+0x308/0xb7e
[  466.730523]  ? down_read_trylock+0xda/0x140
[  466.735516]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  466.739896]  ? shrink_slab+0x207/0x8c0
[  466.739911]  ? downgrade_write+0x270/0x270
[  466.743973]  ? lock_downgrade+0x900/0x900
[  466.748218]  shrink_slab+0x389/0x8c0
[  466.753733]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  466.757689]  ? shrink_active_list+0x1f00/0x1f00
[  466.762692]  ? pvclock_read_flags+0x160/0x160
[  466.767085]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  466.771128]  ? lapic_next_event+0x5a/0x90
[  466.775082]  ? __lock_acquire+0x62f/0x4c20
[  466.780082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.785083]  ? percpu_ref_get_many+0x240/0x240
[  466.788868]  ? kvm_clock_read+0x18/0x30
[  466.793179]  ? print_usage_bug+0xc0/0xc0
[  466.797648]  ? kvm_sched_clock_read+0x9/0x20
[  466.801524]  shrink_node+0x431/0x16b0
[  466.805739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.810225]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  466.813931]  ? check_preemption_disabled+0x48/0x280
[  466.819034]  ? shrink_node_memcg+0x18f0/0x18f0
[  466.823673]  irq_exit+0x17f/0x1c0
[  466.828158]  ? kvm_clock_read+0x18/0x30
[  466.833764]  smp_apic_timer_interrupt+0x1cb/0x760
[  466.837903]  ? ktime_get+0x2c1/0x400
[  466.842125]  ? smp_reschedule_interrupt+0x109/0x650
[  466.847651]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  466.852230]  ? smp_call_function_single_interrupt+0x650/0x650
[  466.856183]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  466.860295]  ? interrupt_entry+0xb5/0xc0
[  466.864684]  ? __cpuset_node_allowed+0x19b/0x660
[  466.868468]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.873976]  ? mark_held_locks+0x130/0x130
[  466.873992]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  466.879335]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.884350]  ? zap_class+0x640/0x640
[  466.888939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.892387]  do_try_to_free_pages+0x3e7/0x1290
[  466.896344]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.901167]  ? zap_class+0x640/0x640
[  466.904874]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.909890]  ? shrink_node+0x16b0/0x16b0
[  466.914367]  ? task_prio+0x50/0x50
[  466.920231]  ? __lock_is_held+0xb5/0x140
[  466.925762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.929815]  try_to_free_pages+0x4d0/0xb90
[  466.934547]  ? check_preemption_disabled+0x48/0x280
[  466.939541]  ? do_try_to_free_pages+0x1290/0x1290
[  466.943759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.949455]  ? lock_acquire+0x1ed/0x520
[  466.954456]  apic_timer_interrupt+0xf/0x20
[  466.958149]  ? set_page_refcounted+0x280/0x280
[  466.962965]  </IRQ>
[  466.967538]  ? lock_release+0xa00/0xa00
[  466.972534] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  466.976229]  ? _raw_spin_unlock_irq+0x60/0x80
[  466.981224] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  466.985266]  ? psi_memstall_enter+0x240/0x2b0
[  466.988782] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  466.992828]  ? psi_memstall_tick+0x230/0x230
[  466.998344] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  467.002568]  __alloc_pages_slowpath+0xa48/0x2de0
[  467.007555] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  467.012408]  ? warn_alloc+0x120/0x120
[  467.017206] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  467.021166]  ? mark_held_locks+0x130/0x130
[  467.025374] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  467.029945]  ? find_get_entry+0xaae/0x1120
[  467.032700] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  467.036676]  ? filemap_map_pages+0x1a20/0x1a20
[  467.041601]  skb_clone+0x1bb/0x500
[  467.046170]  ? zap_class+0x640/0x640
[  467.065090]  ? finish_task_switch+0x1b4/0x910
[  467.069565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.077249]  ? skb_split+0x11e0/0x11e0
[  467.081647]  ? check_preemption_disabled+0x48/0x280
[  467.088906]  ? preempt_notifier_register+0x200/0x200
[  467.093662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.100914]  ? __switch_to_asm+0x34/0x70
[  467.100928]  ? __switch_to_asm+0x34/0x70
[  467.104709]  ? should_fail+0x22d/0xd01
[  467.111963]  ? __switch_to_asm+0x40/0x70
[  467.116195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  467.123447]  ? __switch_to_asm+0x34/0x70
[  467.127663]  ? zap_class+0x640/0x640
[  467.134919]  ? __switch_to_asm+0x40/0x70
[  467.139503]  ? __lock_is_held+0xb5/0x140
[  467.143019]  ? __switch_to_asm+0x34/0x70
[  467.146723]  ? mark_held_locks+0x130/0x130
[  467.151192]  ? __switch_to_asm+0x40/0x70
[  467.156710]  ? lock_release+0xa00/0xa00
[  467.160574]  ? __switch_to_asm+0x34/0x70
[  467.165575]  ? perf_trace_sched_process_exec+0x860/0x860
[  467.170671]  ? __switch_to_asm+0x34/0x70
[  467.176191]  ? xa_load+0x2ba/0x460
[  467.180233]  ? __switch_to_asm+0x40/0x70
[  467.184272]  ? lock_downgrade+0x900/0x900
[  467.188137]  ? __switch_to_asm+0x34/0x70
[  467.192180]  ? __might_sleep+0x95/0x190
[  467.197263]  bpf_clone_redirect+0xb9/0x490
[  467.201313]  __alloc_pages_nodemask+0xad8/0xea0
[  467.205008]  ? __schedule+0x8d7/0x21d0
[  467.209051]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  467.213091]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  467.217133]  ? __page_cache_alloc+0x191/0x5c0
[  467.221351]  ? __sched_text_start+0x8/0x8
[  467.225389]  ? xa_load+0x2e1/0x460
[  467.229348]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  467.233386]  ? xa_clear_mark+0x40/0x40
[  467.239002]  ? find_held_lock+0x36/0x1c0
[  467.243039]  ? zap_class+0x640/0x640
[  467.246568]  ? lock_acquire+0x1ed/0x520
[  467.250613]  ? zap_class+0x640/0x640
[  467.254739]  ? bpf_test_run+0x3cb/0x780
[  467.258778]  ? zap_class+0x640/0x640
[  467.262732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.266943]  ? __do_page_cache_readahead+0x663/0x810
[  467.266962]  ? find_held_lock+0x36/0x1c0
[  467.271611]  ? check_preemption_disabled+0x48/0x280
[  467.275477]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  467.280474]  ? kasan_check_read+0x11/0x20
[  467.285486]  alloc_pages_current+0x173/0x350
[  467.289959]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  467.294088]  __page_cache_alloc+0x38c/0x5c0
[  467.297608]  ? rcu_softirq_qs+0x20/0x20
[  467.302345]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  467.306219]  ? preempt_schedule+0x4d/0x60
[  467.310257]  ? kasan_check_read+0x11/0x20
[  467.313951]  ? ___preempt_schedule+0x16/0x18
[  467.317910]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  467.321611]  ? bpf_test_run+0x25d/0x780
[  467.325577]  ? generic_perform_write+0x6a0/0x6a0
[  467.329280]  ? netlink_diag_dump+0x2a0/0x2a0
[  467.334793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.339884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.343927]  ? check_preemption_disabled+0x48/0x280
[  467.348920]  ? bpf_test_init.isra.10+0x70/0x100
[  467.354439]  filemap_fault+0x1595/0x25f0
[  467.358566]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  467.362964]  ? __lock_page_or_retry+0xa00/0xa00
[  467.368221]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  467.372533]  ? mark_held_locks+0x130/0x130
[  467.376487]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  467.381405]  ? filemap_map_pages+0xd6b/0x1a20
[  467.385528]  ? fput+0x130/0x1a0
[  467.389658]  ? lock_downgrade+0x900/0x900
[  467.394048]  ? __bpf_prog_get+0x9b/0x290
[  467.399308]  ? check_preemption_disabled+0x48/0x280
[  467.403262]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  467.407999]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  467.412392]  ? bpf_prog_test_run+0x130/0x1a0
[  467.417907]  ? kasan_check_read+0x11/0x20
[  467.423427]  ? __x64_sys_bpf+0x3db/0x520
[  467.428425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  467.433075]  ? bpf_prog_get+0x20/0x20
[  467.437119]  ? rcu_softirq_qs+0x20/0x20
[  467.441882]  ? do_syscall_64+0x1b9/0x820
[  467.446530]  ? filemap_map_pages+0xd92/0x1a20
[  467.451345]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  467.455560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.461077]  ? syscall_return_slowpath+0x5e0/0x5e0
[  467.465556]  ? find_get_entries_tag+0x1400/0x1400
[  467.468814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.472948]  ? __lock_acquire+0x62f/0x4c20
[  467.476992]  ? trace_hardirqs_on_caller+0x310/0x310
[  467.481997]  ? lock_acquire+0x1ed/0x520
[  467.486813]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  467.491730]  ? ext4_filemap_fault+0x7a/0xad
[  467.496116]  ? prepare_exit_to_usermode+0x291/0x3b0
[  467.500250]  ? lock_release+0xa00/0xa00
[  467.504289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.509545]  ? perf_trace_sched_process_exec+0x860/0x860
[  467.513331]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  467.517284]  ? print_usage_bug+0xc0/0xc0
[  467.521342] rcu: rcu_preempt kthread starved for 10627 jiffies! g19469 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  467.525803]  ? print_usage_bug+0xc0/0xc0
[  467.531137] rcu: RCU grace-period kthread stack dump:
[  467.536668]  ? down_read+0x8d/0x120
[  467.541754] rcu_preempt     R  running task    22568    10      2 0x80000000
[  467.546584]  ? ext4_filemap_fault+0x7a/0xad
[  467.551399] Call Trace:
[  467.555712]  ? __down_interruptible+0x700/0x700
[  467.560708]  __schedule+0x8cf/0x21d0
[  467.564842]  ext4_filemap_fault+0x82/0xad
[  467.569938]  ? __sched_text_start+0x8/0x8
[  467.574234]  __do_fault+0x100/0x6b0
[  467.579235]  ? add_timer_on+0xa20/0xa20
[  467.583202]  ? pmd_devmap_trans_unstable+0x220/0x220
[  467.588025]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  467.593454]  ? mark_held_locks+0x130/0x130
[  467.598810]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  467.602868]  ? mark_held_locks+0x130/0x130
[  467.613328]  ? trace_hardirqs_on+0xbd/0x310
[  467.617369]  ? find_held_lock+0x36/0x1c0
[  467.617388]  ? find_held_lock+0x36/0x1c0
[  467.622556]  ? kasan_check_read+0x11/0x20
[  467.626163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.633347]  ? prepare_to_swait_event+0x25a/0x800
[  467.637652]  __handle_mm_fault+0x3ea0/0x5be0
[  467.640218]  ? trace_hardirqs_off_caller+0x310/0x310
[  467.644879]  ? poll_select_copy_remaining+0x18c/0x6a0
[  467.648577]  schedule+0xfe/0x460
[  467.652709]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  467.656857]  ? __schedule+0x21d0/0x21d0
[  467.660468]  ? __might_fault+0x12b/0x1e0
[  467.664521]  ? prepare_to_swait_event+0x25a/0x800
[  467.669607]  ? lock_downgrade+0x900/0x900
[  467.674693]  ? __init_swait_queue_head+0x150/0x150
[  467.678913]  ? zap_class+0x640/0x640
[  467.684005]  ? __lockdep_init_map+0x105/0x590
[  467.688221]  ? zap_class+0x640/0x640
[  467.692536]  ? lockdep_init_map+0x9/0x10
[  467.696583]  ? find_held_lock+0x36/0x1c0
[  467.700621]  schedule_timeout+0x140/0x260
[  467.704754]  ? handle_mm_fault+0x42a/0xc70
[  467.710268]  ? usleep_range+0x1a0/0x1a0
[  467.715094]  ? lock_downgrade+0x900/0x900
[  467.719481]  ? __next_timer_interrupt+0x1a0/0x1a0
[  467.724567]  ? check_preemption_disabled+0x48/0x280
[  467.729759]  rcu_gp_fqs_loop+0x762/0xa80
[  467.733100]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  467.737942]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  467.741893]  ? kasan_check_read+0x11/0x20
[  467.745939]  ? trace_hardirqs_off_caller+0x310/0x310
[  467.750763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  467.754905]  ? perf_trace_sched_process_exec+0x860/0x860
[  467.759815]  ? rcu_softirq_qs+0x20/0x20
[  467.763531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.768005]  ? trace_hardirqs_off_caller+0x310/0x310
[  467.768021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.771727]  ? rcu_gp_init+0x90b/0x1260
[  467.775767]  ? check_preemption_disabled+0x48/0x280
[  467.779812]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  467.783943]  handle_mm_fault+0x54f/0xc70
[  467.788172]  ? rcu_accelerate_cbs+0x10a/0xae0
[  467.792126]  ? __handle_mm_fault+0x5be0/0x5be0
[  467.796264]  ? zap_class+0x640/0x640
[  467.801089]  ? find_vma+0x34/0x190
[  467.806100]  ? zap_class+0x640/0x640
[  467.810143]  __do_page_fault+0x5e8/0xe60
[  467.815059]  ? __lock_is_held+0xb5/0x140
[  467.819789]  ? trace_hardirqs_off+0xb8/0x310
[  467.823919]  ? __lock_is_held+0xb5/0x140
[  467.829005]  do_page_fault+0xf2/0x7e0
[  467.834257]  ? zap_class+0x640/0x640
[  467.839693]  ? vmalloc_sync_all+0x30/0x30
[  467.843663]  ? rcu_accelerate_cbs+0x10a/0xae0
[  467.849194]  ? error_entry+0x70/0xd0
[  467.854296]  ? find_held_lock+0x36/0x1c0
[  467.859809]  ? trace_hardirqs_off_caller+0xbb/0x310
[  467.864107]  ? rcu_gp_kthread+0x8cf/0xc70
[  467.869095]  ? trace_hardirqs_on_caller+0xc0/0x310
[  467.869112]  ? syscall_return_slowpath+0x5e0/0x5e0
[  467.873858]  ? _raw_spin_unlock_irq+0x27/0x80
[  467.877891]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.877907]  ? trace_hardirqs_on_caller+0x310/0x310
[  467.882381]  ? _raw_spin_unlock_irq+0x27/0x80
[  467.886936]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  467.886953]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  467.890674]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  467.894195]  ? prepare_exit_to_usermode+0x291/0x3b0
[  467.897893]  ? trace_hardirqs_on+0xbd/0x310
[  467.901936]  ? page_fault+0x8/0x30
[  467.905981]  ? kasan_check_read+0x11/0x20
[  467.910370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.914411]  ? trace_hardirqs_off_caller+0x310/0x310
[  467.918205]  ? page_fault+0x8/0x30
[  467.921915]  ? perf_trace_sched_process_exec+0x860/0x860
[  467.926045]  page_fault+0x1e/0x30
[  467.930525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.934230] RIP: 0033:0x7fee66c9ddd3
[  467.938277]  rcu_gp_kthread+0x341/0xc70
[  467.943292] Code: Bad RIP value.
[  467.947413]  ? rcu_gp_init+0x1260/0x1260
[  467.952323] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  467.957249]  ? mark_held_locks+0x130/0x130
[  467.961722] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  467.966574]  ? __schedule+0x168a/0x21d0
[  467.971567] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  467.976052]  ? _raw_spin_unlock_irq+0x27/0x80
[  467.981468] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  467.981480] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  467.986481]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  467.991038] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  467.996041]  ? trace_hardirqs_on+0xbd/0x310
[  468.000363] warn_alloc_show_mem: 1 callbacks suppressed
[  468.000368] Mem-Info:
[  468.003882]  ? kasan_check_read+0x11/0x20
[  468.008040] active_anon:56807 inactive_anon:186 isolated_anon:0
[  468.008040]  active_file:13 inactive_file:13 isolated_file:0
[  468.008040]  unevictable:0 dirty:0 writeback:0 unstable:0
[  468.008040]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  468.008040]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  468.008040]  free:13758 free_pcp:197 free_cma:0
[  468.012847]  ? __schedule+0x168a/0x21d0
[  468.017945] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  468.021455]  ? trace_hardirqs_off_caller+0x310/0x310
[  468.026877] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  468.030328]  ? lock_pin_lock+0x350/0x350
[  468.035836] lowmem_reserve[]: 0 2818 6321 6321
[  468.039559]  ? _raw_spin_unlock_irq+0x60/0x80
[  468.043499] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  468.046873]  ? __schedule+0x168a/0x21d0
[  468.050897] lowmem_reserve[]: 0 0 3503 3503
[  468.056254]  ? __switch_to_asm+0x40/0x70
[  468.060459] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  468.067735]  ? __switch_to_asm+0x40/0x70
[  468.071676] lowmem_reserve[]: 0 0 0 0
[  468.078959]  ? show_schedstat+0x561/0xf30
[  468.083423] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  468.090689]  ? __sched_text_start+0x8/0x8
[  468.097930] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  468.102510]  ? find_held_lock+0x36/0x1c0
[  468.109749] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  468.114077]  ? __kthread_parkme+0xce/0x1a0
[  468.119428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  468.121837]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  468.125993] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  468.158854]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  468.162812] 270 total pagecache pages
[  468.190297]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  468.195398] 0 pages in swap cache
[  468.221495]  ? trace_hardirqs_on+0xbd/0x310
[  468.225532] Swap cache stats: add 0, delete 0, find 0/0
[  468.230101]  ? kasan_check_read+0x11/0x20
[  468.234566] Free swap  = 0kB
[  468.262135]  ? __kthread_parkme+0xce/0x1a0
[  468.266076] Total swap = 0kB
[  468.266084] 1965979 pages RAM
[  468.270395]  ? trace_hardirqs_off_caller+0x310/0x310
[  468.274438] 0 pages HighMem/MovableOnly
[  468.274446] 342854 pages reserved
[  468.303344]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  468.307369] 0 pages cma reserved
[  468.307517] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  468.311179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.315306] init cpuset=/ mems_allowed=0
[  468.328821]  ? __kthread_parkme+0xfb/0x1a0
[  468.333037] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  468.348294]  ? rcu_gp_init+0x1260/0x1260
[  468.352323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  468.352330] Call Trace:
[  468.367232]  kthread+0x35a/0x440
[  468.371460]  <IRQ>
[  468.380285]  ? kthread_stop+0x900/0x900
[  468.385369]  dump_stack+0x244/0x39d
[  468.393927]  ret_from_fork+0x3a/0x50
[  468.399013]  ? dump_stack_print_info.cold.1+0x20/0x20
[  468.402889] aoe: skb alloc failure
[  468.407376]  warn_alloc.cold.116+0xb7/0x1bd
[  468.410849] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  468.415120]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  468.420453] syz-executor5 cpuset=syz5 mems_allowed=0
[  468.424605]  ? lock_downgrade+0x900/0x900
[  468.558760]  ? trace_hardirqs_off+0xb8/0x310
[  468.563191]  ? trace_hardirqs_off+0xb8/0x310
[  468.567603]  __alloc_pages_slowpath+0x2651/0x2de0
[  468.572467]  ? warn_alloc+0x120/0x120
[  468.576268]  ? warn_alloc+0x120/0x120
[  468.580068]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  468.585081]  ? warn_alloc+0x120/0x120
[  468.588881]  ? print_usage_bug+0xc0/0xc0
[  468.592945]  ? print_usage_bug+0xc0/0xc0
[  468.597011]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  468.602201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.607747]  ? should_fail+0x22d/0xd01
[  468.611644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  468.616743]  ? __lock_acquire+0x62f/0x4c20
[  468.620988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  468.626089]  ? should_fail+0x22d/0xd01
[  468.629984]  ? mark_held_locks+0x130/0x130
[  468.634217]  ? mark_held_locks+0x130/0x130
[  468.638446]  ? print_usage_bug+0xc0/0xc0
[  468.642510]  ? find_held_lock+0x36/0x1c0
[  468.646571]  ? zap_class+0x640/0x640
[  468.650286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.655822]  ? check_preemption_disabled+0x48/0x280
[  468.660844]  ? __lock_is_held+0xb5/0x140
[  468.664909]  __alloc_pages_nodemask+0xad8/0xea0
[  468.669588]  ? zap_class+0x640/0x640
[  468.673304]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  468.678328]  ? find_held_lock+0x36/0x1c0
[  468.682408]  ? ____cache_alloc_node+0x1c7/0x1e0
[  468.687163]  ? lock_downgrade+0x900/0x900
[  468.691314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.696853]  cache_grow_begin+0xa5/0x8c0
[  468.700923]  ? do_raw_spin_unlock+0xa7/0x330
[  468.705334]  fallback_alloc+0x204/0x2e0
[  468.709307]  ____cache_alloc_node+0x1c7/0x1e0
[  468.713803]  kmem_cache_alloc_node+0xe3/0x730
[  468.718296]  ? mark_held_locks+0xc7/0x130
[  468.722448]  __alloc_skb+0x119/0x770
[  468.726163]  ? netdev_alloc_frag+0x1f0/0x1f0
[  468.730563]  ? do_raw_spin_trylock+0x270/0x270
[  468.735140]  ? kmem_cache_alloc_trace+0x353/0x750
[  468.739982]  ? queue_work_on+0x12c/0x1e0
[  468.744046]  ? switchdev_port_obj_del+0xe3/0x450
[  468.748799]  ? switchdev_trans_item_enqueue+0x260/0x260
[  468.754163]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  468.759180]  __br_mdb_notify+0x4ff/0x15d0
[  468.763324]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  468.768432]  ? __br_mdb_add+0x7f0/0x7f0
[  468.772408]  ? mark_held_locks+0x130/0x130
[  468.776644]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  468.781754]  ? debug_object_assert_init+0x368/0x4b0
[  468.786782]  ? debug_object_init_on_stack+0x20/0x20
[  468.791792]  ? zap_class+0x640/0x640
[  468.795503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.801043]  br_mdb_notify+0x310/0x410
[  468.804927]  ? br_mdb_dump+0x27b0/0x27b0
[  468.808993]  br_multicast_del_pg+0x3df/0x790
[  468.813401]  ? br_mdb_ip_get+0x940/0x940
[  468.817457]  ? rwlock_bug.part.2+0x90/0x90
[  468.821691]  ? __lock_is_held+0xb5/0x140
[  468.825765]  br_multicast_port_group_expired+0x189/0x1e0
[  468.831212]  call_timer_fn+0x272/0x920
[  468.835093]  ? br_multicast_del_pg+0x790/0x790
[  468.839669]  ? process_timeout+0x40/0x40
[  468.843735]  ? mark_held_locks+0xc7/0x130
[  468.847892]  ? _raw_spin_unlock_irq+0x27/0x80
[  468.852382]  ? _raw_spin_unlock_irq+0x27/0x80
[  468.856872]  ? br_multicast_del_pg+0x790/0x790
[  468.861451]  ? lockdep_hardirqs_on+0x296/0x5b0
[  468.866045]  ? trace_hardirqs_on+0xbd/0x310
[  468.870363]  ? kasan_check_read+0x11/0x20
[  468.874505]  ? __run_timers+0x7da/0xc70
[  468.878477]  ? trace_hardirqs_off_caller+0x310/0x310
[  468.883581]  ? br_multicast_del_pg+0x790/0x790
[  468.888174]  ? br_multicast_del_pg+0x790/0x790
[  468.892763]  __run_timers+0x7e5/0xc70
[  468.896577]  ? timer_fixup_init+0x70/0x70
[  468.900724]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  468.905761]  ? zap_class+0x640/0x640
[  468.909477]  ? print_usage_bug+0xc0/0xc0
[  468.913539]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  468.918742]  ? find_held_lock+0x36/0x1c0
[  468.922809]  ? zap_class+0x640/0x640
[  468.926529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.932067]  ? check_preemption_disabled+0x48/0x280
[  468.937086]  ? __lock_is_held+0xb5/0x140
[  468.941145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.946681]  ? check_preemption_disabled+0x48/0x280
[  468.951709]  run_timer_softirq+0x52/0xb0
[  468.955779]  ? rcu_read_lock_sched_held+0x14f/0x180
[  468.960792]  __do_softirq+0x308/0xb7e
[  468.964595]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  468.969085]  ? lock_downgrade+0x900/0x900
[  468.973238]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  468.978346]  ? pvclock_read_flags+0x160/0x160
[  468.982841]  ? lapic_next_event+0x5a/0x90
[  468.986986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.992524]  ? kvm_clock_read+0x18/0x30
[  468.996497]  ? kvm_sched_clock_read+0x9/0x20
[  469.000907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.006550]  ? check_preemption_disabled+0x48/0x280
[  469.011572]  irq_exit+0x17f/0x1c0
[  469.015022]  smp_apic_timer_interrupt+0x1cb/0x760
[  469.019858]  ? smp_reschedule_interrupt+0x109/0x650
[  469.024886]  ? smp_call_function_single_interrupt+0x650/0x650
[  469.031243]  ? interrupt_entry+0xb5/0xc0
[  469.035305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  469.040318]  ? trace_hardirqs_off_caller+0xbb/0x310
[  469.045331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.050170]  ? trace_hardirqs_on_caller+0x310/0x310
[  469.055181]  ? trace_hardirqs_on_caller+0x310/0x310
[  469.060202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.065052]  apic_timer_interrupt+0xf/0x20
[  469.069281]  </IRQ>
[  469.071521] RIP: 0010:lock_release+0x51d/0xa00
[  469.076103] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  469.094997] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  469.102705] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  469.109977] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  469.117244] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  469.124527] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  469.131793] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  469.139205]  ? list_lru_count_one+0x25b/0x450
[  469.143699]  ? lock_downgrade+0x900/0x900
[  469.147873]  ? check_preemption_disabled+0x48/0x280
[  469.152888]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  469.157815]  ? kasan_check_read+0x11/0x20
[  469.161957]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  469.167233]  ? rcu_softirq_qs+0x20/0x20
[  469.171213]  list_lru_count_one+0x282/0x450
[  469.175635]  ? list_lru_isolate_move+0x3c0/0x3c0
[  469.180387]  ? shmem_free_inode+0xd0/0xd0
[  469.184535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.190330]  ? ubifs_shrink_count+0xc4/0x100
[  469.194749]  super_cache_count+0x1b9/0x2e0
[  469.198987]  do_shrink_slab+0x1b1/0xd30
[  469.202967]  ? snapshot_refaults+0x290/0x290
[  469.207376]  ? lock_release+0xa00/0xa00
[  469.211350]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  469.216299]  ? down_read_trylock+0xda/0x140
[  469.220702]  ? shrink_slab+0x207/0x8c0
[  469.224596]  ? downgrade_write+0x270/0x270
[  469.228837]  shrink_slab+0x389/0x8c0
[  469.232545]  ? shrink_active_list+0x1f00/0x1f00
[  469.237220]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  469.242841]  ? __lock_acquire+0x62f/0x4c20
[  469.247073]  ? percpu_ref_get_many+0x240/0x240
[  469.251665]  ? print_usage_bug+0xc0/0xc0
[  469.255737]  shrink_node+0x431/0x16b0
[  469.259556]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  469.264862]  ? shrink_node_memcg+0x18f0/0x18f0
[  469.269446]  ? kvm_clock_read+0x18/0x30
[  469.273420]  ? ktime_get+0x2c1/0x400
[  469.277148]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  469.281640]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  469.287173]  ? __cpuset_node_allowed+0x19b/0x660
[  469.291938]  ? mark_held_locks+0x130/0x130
[  469.296174]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  469.301882]  ? zap_class+0x640/0x640
[  469.305605]  do_try_to_free_pages+0x3e7/0x1290
[  469.310182]  ? zap_class+0x640/0x640
[  469.313910]  ? shrink_node+0x16b0/0x16b0
[  469.317988]  ? __lock_is_held+0xb5/0x140
[  469.322072]  try_to_free_pages+0x4d0/0xb90
[  469.326306]  ? do_try_to_free_pages+0x1290/0x1290
[  469.331185]  ? lock_acquire+0x1ed/0x520
[  469.335158]  ? set_page_refcounted+0x280/0x280
[  469.339750]  ? lock_release+0xa00/0xa00
[  469.343736]  ? _raw_spin_unlock_irq+0x60/0x80
[  469.348236]  ? psi_memstall_enter+0x240/0x2b0
[  469.352746]  ? psi_memstall_tick+0x230/0x230
[  469.357168]  __alloc_pages_slowpath+0xa48/0x2de0
[  469.361958]  ? warn_alloc+0x120/0x120
[  469.365756]  ? mark_held_locks+0x130/0x130
[  469.369993]  ? find_get_entry+0xaae/0x1120
[  469.374235]  ? filemap_map_pages+0x1a20/0x1a20
[  469.378816]  ? zap_class+0x640/0x640
[  469.382531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.388065]  ? check_preemption_disabled+0x48/0x280
[  469.393078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.398615]  ? should_fail+0x22d/0xd01
[  469.402501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.407615]  ? zap_class+0x640/0x640
[  469.411344]  ? __lock_is_held+0xb5/0x140
[  469.415407]  ? mark_held_locks+0x130/0x130
[  469.419640]  ? lock_release+0xa00/0xa00
[  469.423610]  ? perf_trace_sched_process_exec+0x860/0x860
[  469.429058]  ? xa_load+0x2ba/0x460
[  469.432596]  ? lock_downgrade+0x900/0x900
[  469.436746]  ? __might_sleep+0x95/0x190
[  469.440728]  __alloc_pages_nodemask+0xad8/0xea0
[  469.445399]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  469.450411]  ? __page_cache_alloc+0x191/0x5c0
[  469.454902]  ? xa_load+0x2e1/0x460
[  469.458437]  ? xa_clear_mark+0x40/0x40
[  469.462321]  ? zap_class+0x640/0x640
[  469.466040]  ? zap_class+0x640/0x640
[  469.469748]  ? zap_class+0x640/0x640
[  469.473473]  ? __do_page_cache_readahead+0x663/0x810
[  469.478576]  ? find_held_lock+0x36/0x1c0
[  469.482637]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  469.488176]  alloc_pages_current+0x173/0x350
[  469.492587]  __page_cache_alloc+0x38c/0x5c0
[  469.496903]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  469.501830]  ? kasan_check_read+0x11/0x20
[  469.505976]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  469.511253]  ? generic_perform_write+0x6a0/0x6a0
[  469.516010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.521543]  ? check_preemption_disabled+0x48/0x280
[  469.526564]  filemap_fault+0x1595/0x25f0
[  469.530633]  ? __lock_page_or_retry+0xa00/0xa00
[  469.535302]  ? mark_held_locks+0x130/0x130
[  469.539557]  ? filemap_map_pages+0xd6b/0x1a20
[  469.544049]  ? lock_downgrade+0x900/0x900
[  469.548195]  ? check_preemption_disabled+0x48/0x280
[  469.553315]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  469.558241]  ? kasan_check_read+0x11/0x20
[  469.562383]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  469.567659]  ? rcu_softirq_qs+0x20/0x20
[  469.571650]  ? filemap_map_pages+0xd92/0x1a20
[  469.576173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.581724]  ? find_get_entries_tag+0x1400/0x1400
[  469.586569]  ? __lock_acquire+0x62f/0x4c20
[  469.590814]  ? lock_acquire+0x1ed/0x520
[  469.594782]  ? ext4_filemap_fault+0x7a/0xad
[  469.599107]  ? lock_release+0xa00/0xa00
[  469.603079]  ? perf_trace_sched_process_exec+0x860/0x860
[  469.608529]  ? print_usage_bug+0xc0/0xc0
[  469.612601]  ? print_usage_bug+0xc0/0xc0
[  469.616668]  ? down_read+0x8d/0x120
[  469.620303]  ? ext4_filemap_fault+0x7a/0xad
[  469.624626]  ? __down_interruptible+0x700/0x700
[  469.629310]  ext4_filemap_fault+0x82/0xad
[  469.633539]  __do_fault+0x100/0x6b0
[  469.637166]  ? pmd_devmap_trans_unstable+0x220/0x220
[  469.642268]  ? mark_held_locks+0x130/0x130
[  469.646499]  ? mark_held_locks+0x130/0x130
[  469.650733]  ? find_held_lock+0x36/0x1c0
[  469.654795]  ? find_held_lock+0x36/0x1c0
[  469.658854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.664391]  __handle_mm_fault+0x3ea0/0x5be0
[  469.668796]  ? poll_select_copy_remaining+0x18c/0x6a0
[  469.673989]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  469.678837]  ? __might_fault+0x12b/0x1e0
[  469.682896]  ? lock_downgrade+0x900/0x900
[  469.687066]  ? zap_class+0x640/0x640
[  469.690777]  ? zap_class+0x640/0x640
[  469.694489]  ? find_held_lock+0x36/0x1c0
[  469.698568]  ? handle_mm_fault+0x42a/0xc70
[  469.702804]  ? lock_downgrade+0x900/0x900
[  469.706947]  ? check_preemption_disabled+0x48/0x280
[  469.711965]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  469.716888]  ? kasan_check_read+0x11/0x20
[  469.721029]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  469.726313]  ? rcu_softirq_qs+0x20/0x20
[  469.730285]  ? trace_hardirqs_off_caller+0x310/0x310
[  469.735386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.740930]  ? check_preemption_disabled+0x48/0x280
[  469.745951]  handle_mm_fault+0x54f/0xc70
[  469.750114]  ? __handle_mm_fault+0x5be0/0x5be0
[  469.754703]  ? find_vma+0x34/0x190
[  469.758244]  __do_page_fault+0x5e8/0xe60
[  469.762300]  ? trace_hardirqs_off+0xb8/0x310
[  469.766718]  do_page_fault+0xf2/0x7e0
[  469.770520]  ? vmalloc_sync_all+0x30/0x30
[  469.774689]  ? error_entry+0x70/0xd0
[  469.778576]  ? trace_hardirqs_off_caller+0xbb/0x310
[  469.783602]  ? trace_hardirqs_on_caller+0xc0/0x310
[  469.788536]  ? syscall_return_slowpath+0x5e0/0x5e0
[  469.793461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.798300]  ? trace_hardirqs_on_caller+0x310/0x310
[  469.803383]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  469.808830]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  469.813865]  ? prepare_exit_to_usermode+0x291/0x3b0
[  469.818876]  ? page_fault+0x8/0x30
[  469.822415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.827278]  ? page_fault+0x8/0x30
[  469.830815]  page_fault+0x1e/0x30
[  469.834263] RIP: 0033:0x7fee66c9ddd3
[  469.837985] Code: Bad RIP value.
[  469.841429] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  469.846787] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  469.854049] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  469.861312] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  469.869110] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  469.876376] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  469.883678] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  469.883681] Mem-Info:
[  469.883712] active_anon:56807 inactive_anon:186 isolated_anon:0
[  469.883712]  active_file:13 inactive_file:13 isolated_file:0
[  469.883712]  unevictable:0 dirty:0 writeback:0 unstable:0
[  469.883712]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  469.883712]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  469.883712]  free:13758 free_pcp:197 free_cma:0
[  469.891041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  469.893472] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  469.926643] Call Trace:
[  469.935990] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  469.963470]  <IRQ>
[  469.966037] lowmem_reserve[]: 0 2818 6321 6321
[  469.992227]  dump_stack+0x244/0x39d
[  469.994345] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  469.998921]  ? dump_stack_print_info.cold.1+0x20/0x20
[  470.002512] lowmem_reserve[]: 0 0 3503 3503
[  470.030102]  warn_alloc.cold.116+0xb7/0x1bd
[  470.035257] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  470.039570]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  470.043858] lowmem_reserve[]: 0 0 0 0
[  470.072752]  ? lock_downgrade+0x900/0x900
[  470.077567] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  470.081366]  ? trace_hardirqs_off+0xb8/0x310
[  470.085486] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  470.099006]  ? trace_hardirqs_off+0xb8/0x310
[  470.103382] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  470.118652]  __alloc_pages_slowpath+0x2651/0x2de0
[  470.123057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  470.137975]  ? warn_alloc+0x120/0x120
[  470.142776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  470.151609]  ? warn_alloc+0x120/0x120
[  470.155381] 270 total pagecache pages
[  470.163945]  ? warn_alloc+0x120/0x120
[  470.167741] 0 pages in swap cache
[  470.171538]  ? print_usage_bug+0xc0/0xc0
[  470.175311] Swap cache stats: add 0, delete 0, find 0/0
[  470.175318] Free swap  = 0kB
[  470.178761]  ? print_usage_bug+0xc0/0xc0
[  470.182790] Total swap = 0kB
[  470.182797] 1965979 pages RAM
[  470.188162]  ? ktime_get+0x2c1/0x400
[  470.191149] 0 pages HighMem/MovableOnly
[  470.191157] 342854 pages reserved
[  470.195234]  ? check_preemption_disabled+0x48/0x280
[  470.198222] 0 pages cma reserved
[  470.198361] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  470.201324]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  470.205009] init cpuset=/ mems_allowed=0
[  470.208973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.244592]  ? should_fail+0x22d/0xd01
[  470.248485]  ? kasan_check_read+0x11/0x20
[  470.252639]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.257741]  ? __lock_acquire+0x62f/0x4c20
[  470.261975]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.267072]  ? should_fail+0x22d/0xd01
[  470.270959]  ? print_usage_bug+0xc0/0xc0
[  470.275027]  ? mark_held_locks+0x130/0x130
[  470.279262]  ? mark_held_locks+0x130/0x130
[  470.283493]  ? check_preemption_disabled+0x48/0x280
[  470.288713]  ? zap_class+0x640/0x640
[  470.292425]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  470.297270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.302808]  ? check_preemption_disabled+0x48/0x280
[  470.307827]  ? __lock_is_held+0xb5/0x140
[  470.311976]  __alloc_pages_nodemask+0xad8/0xea0
[  470.316645]  ? zap_class+0x640/0x640
[  470.320360]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  470.325382]  ? find_held_lock+0x36/0x1c0
[  470.329452]  ? ____cache_alloc_node+0x1c7/0x1e0
[  470.334122]  ? lock_downgrade+0x900/0x900
[  470.338281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.343992]  cache_grow_begin+0xa5/0x8c0
[  470.348048]  ? do_raw_spin_unlock+0xa7/0x330
[  470.352575]  fallback_alloc+0x204/0x2e0
[  470.356554]  ____cache_alloc_node+0x1c7/0x1e0
[  470.361049]  kmem_cache_alloc_node+0xe3/0x730
[  470.365546]  ? lockdep_hardirqs_on+0x296/0x5b0
[  470.370138]  __alloc_skb+0x119/0x770
[  470.373850]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  470.379211]  ? netdev_alloc_frag+0x1f0/0x1f0
[  470.383628]  ? vprintk_default+0x28/0x30
[  470.387688]  ? vprintk_func+0x85/0x181
[  470.391660]  ? printk+0xa7/0xcf
[  470.394936]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  470.399694]  ? do_raw_spin_trylock+0x270/0x270
[  470.404276]  new_skb+0x26/0x1c0
[  470.407551]  aoecmd_cfg+0x279/0x7f0
[  470.411212]  ? find_held_lock+0x36/0x1c0
[  470.415275]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  470.419597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.425153]  ? __lock_is_held+0xb5/0x140
[  470.429232]  discover_timer+0x50/0x60
[  470.433032]  call_timer_fn+0x272/0x920
[  470.436933]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  470.441781]  ? process_timeout+0x40/0x40
[  470.445930]  ? __run_timers+0x7da/0xc70
[  470.449905]  ? _raw_spin_unlock_irq+0x27/0x80
[  470.454394]  ? _raw_spin_unlock_irq+0x27/0x80
[  470.458883]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  470.463723]  ? lockdep_hardirqs_on+0x296/0x5b0
[  470.468302]  ? trace_hardirqs_on+0xbd/0x310
[  470.472622]  ? kasan_check_read+0x11/0x20
[  470.476763]  ? __run_timers+0x7da/0xc70
[  470.480750]  ? trace_hardirqs_off_caller+0x310/0x310
[  470.485861]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  470.490701]  __run_timers+0x7e5/0xc70
[  470.494505]  ? timer_fixup_init+0x70/0x70
[  470.498649]  ? kasan_check_read+0x11/0x20
[  470.502793]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  470.508067]  ? rcu_softirq_qs+0x20/0x20
[  470.512036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.517569]  ? check_preemption_disabled+0x48/0x280
[  470.522593]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  470.527356]  ? retint_kernel+0x2d/0x2d
[  470.531243]  ? trace_hardirqs_on_caller+0xc0/0x310
[  470.536169]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  470.540919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  470.546364]  ? zap_class+0x640/0x640
[  470.550088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.555630]  ? check_preemption_disabled+0x48/0x280
[  470.560655]  ? __lock_is_held+0xb5/0x140
[  470.564726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.570259]  ? check_preemption_disabled+0x48/0x280
[  470.575273]  run_timer_softirq+0x52/0xb0
[  470.579330]  ? rcu_read_lock_sched_held+0x14f/0x180
[  470.584405]  __do_softirq+0x308/0xb7e
[  470.588205]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  470.592698]  ? lock_downgrade+0x900/0x900
[  470.596865]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  470.601974]  ? pvclock_read_flags+0x160/0x160
[  470.606468]  ? lapic_next_event+0x5a/0x90
[  470.610621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.616158]  ? kvm_clock_read+0x18/0x30
[  470.620132]  ? kvm_sched_clock_read+0x9/0x20
[  470.624538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.630071]  ? check_preemption_disabled+0x48/0x280
[  470.635099]  irq_exit+0x17f/0x1c0
[  470.638557]  smp_apic_timer_interrupt+0x1cb/0x760
[  470.643401]  ? smp_reschedule_interrupt+0x109/0x650
[  470.648417]  ? smp_call_function_single_interrupt+0x650/0x650
[  470.654299]  ? interrupt_entry+0xb5/0xc0
[  470.658356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  470.663382]  ? trace_hardirqs_off_caller+0xbb/0x310
[  470.668395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.673241]  ? trace_hardirqs_on_caller+0x310/0x310
[  470.678255]  ? trace_hardirqs_on_caller+0x310/0x310
[  470.683265]  ? task_prio+0x50/0x50
[  470.686804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.692340]  ? check_preemption_disabled+0x48/0x280
[  470.697356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.702206]  apic_timer_interrupt+0xf/0x20
[  470.706433]  </IRQ>
[  470.708682] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  470.713616] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  470.732513] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  470.740333] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  470.747602] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  470.754868] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  470.762217] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  470.769482] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  470.776779]  skb_clone+0x1bb/0x500
[  470.780317]  ? finish_task_switch+0x1b4/0x910
[  470.784810]  ? skb_split+0x11e0/0x11e0
[  470.788698]  ? preempt_notifier_register+0x200/0x200
[  470.793794]  ? __switch_to_asm+0x34/0x70
[  470.797848]  ? __switch_to_asm+0x34/0x70
[  470.801901]  ? __switch_to_asm+0x40/0x70
[  470.805953]  ? __switch_to_asm+0x34/0x70
[  470.810025]  ? __switch_to_asm+0x40/0x70
[  470.814076]  ? __switch_to_asm+0x34/0x70
[  470.818133]  ? __switch_to_asm+0x40/0x70
[  470.822189]  ? __switch_to_asm+0x34/0x70
[  470.826259]  ? __switch_to_asm+0x34/0x70
[  470.830314]  ? __switch_to_asm+0x40/0x70
[  470.834370]  ? __switch_to_asm+0x34/0x70
[  470.838430]  bpf_clone_redirect+0xb9/0x490
[  470.842665]  ? __schedule+0x8d7/0x21d0
[  470.846557]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  470.851587]  ? __sched_text_start+0x8/0x8
[  470.855730]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  470.860492]  ? find_held_lock+0x36/0x1c0
[  470.864560]  ? lock_acquire+0x1ed/0x520
[  470.868558]  ? bpf_test_run+0x3cb/0x780
[  470.872540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.878099]  ? check_preemption_disabled+0x48/0x280
[  470.883122]  ? kasan_check_read+0x11/0x20
[  470.887268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  470.892555]  ? rcu_softirq_qs+0x20/0x20
[  470.896548]  ? preempt_schedule+0x4d/0x60
[  470.900698]  ? ___preempt_schedule+0x16/0x18
[  470.905114]  ? bpf_test_run+0x25d/0x780
[  470.909102]  ? netlink_diag_dump+0x2a0/0x2a0
[  470.913508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.919040]  ? bpf_test_init.isra.10+0x70/0x100
[  470.923709]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  470.928470]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  470.933308]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  470.938849]  ? fput+0x130/0x1a0
[  470.942132]  ? __bpf_prog_get+0x9b/0x290
[  470.946191]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  470.951032]  ? bpf_prog_test_run+0x130/0x1a0
[  470.955437]  ? __x64_sys_bpf+0x3db/0x520
[  470.959495]  ? bpf_prog_get+0x20/0x20
[  470.963309]  ? do_syscall_64+0x1b9/0x820
[  470.967369]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  470.972728]  ? syscall_return_slowpath+0x5e0/0x5e0
[  470.977739]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.982585]  ? trace_hardirqs_on_caller+0x310/0x310
[  470.987597]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  470.992615]  ? prepare_exit_to_usermode+0x291/0x3b0
[  470.997631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.002476]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  471.007870] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  471.007931] aoe: skb alloc failure
[  471.014099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  471.014104] Call Trace:
[  471.014109]  <IRQ>
[  471.014126]  dump_stack+0x244/0x39d
[  471.014146]  ? dump_stack_print_info.cold.1+0x20/0x20
[  471.017698] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  471.027025]  warn_alloc.cold.116+0xb7/0x1bd
[  471.029575] syz-executor5 cpuset=syz5 mems_allowed=0
[  471.032042]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  471.065513]  ? lock_downgrade+0x900/0x900
[  471.069665]  ? trace_hardirqs_off+0xb8/0x310
[  471.074077]  ? trace_hardirqs_off+0xb8/0x310
[  471.078490]  __alloc_pages_slowpath+0x2651/0x2de0
[  471.083356]  ? warn_alloc+0x120/0x120
[  471.087160]  ? warn_alloc+0x120/0x120
[  471.090963]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  471.095980]  ? warn_alloc+0x120/0x120
[  471.099802]  ? print_usage_bug+0xc0/0xc0
[  471.103877]  ? print_usage_bug+0xc0/0xc0
[  471.107948]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  471.113140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.118674]  ? should_fail+0x22d/0xd01
[  471.122575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.127677]  ? __lock_acquire+0x62f/0x4c20
[  471.131917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.137017]  ? should_fail+0x22d/0xd01
[  471.140910]  ? mark_held_locks+0x130/0x130
[  471.145144]  ? mark_held_locks+0x130/0x130
[  471.149384]  ? print_usage_bug+0xc0/0xc0
[  471.153555]  ? find_held_lock+0x36/0x1c0
[  471.157617]  ? zap_class+0x640/0x640
[  471.161332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.166866]  ? check_preemption_disabled+0x48/0x280
[  471.171888]  ? __lock_is_held+0xb5/0x140
[  471.175964]  __alloc_pages_nodemask+0xad8/0xea0
[  471.180630]  ? zap_class+0x640/0x640
[  471.184348]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  471.189381]  ? find_held_lock+0x36/0x1c0
[  471.193447]  ? ____cache_alloc_node+0x1c7/0x1e0
[  471.198116]  ? lock_downgrade+0x900/0x900
[  471.202265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.207802]  cache_grow_begin+0xa5/0x8c0
[  471.211860]  ? do_raw_spin_unlock+0xa7/0x330
[  471.216274]  fallback_alloc+0x204/0x2e0
[  471.220250]  ____cache_alloc_node+0x1c7/0x1e0
[  471.224744]  kmem_cache_alloc_node+0xe3/0x730
[  471.229237]  ? mark_held_locks+0xc7/0x130
[  471.233390]  __alloc_skb+0x119/0x770
[  471.237119]  ? netdev_alloc_frag+0x1f0/0x1f0
[  471.241522]  ? do_raw_spin_trylock+0x270/0x270
[  471.246119]  ? kmem_cache_alloc_trace+0x353/0x750
[  471.250960]  ? queue_work_on+0x12c/0x1e0
[  471.255023]  ? switchdev_port_obj_del+0xe3/0x450
[  471.259778]  ? switchdev_trans_item_enqueue+0x260/0x260
[  471.265139]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  471.270159]  __br_mdb_notify+0x4ff/0x15d0
[  471.274415]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  471.279526]  ? __br_mdb_add+0x7f0/0x7f0
[  471.283510]  ? mark_held_locks+0x130/0x130
[  471.287750]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  471.292850]  ? debug_object_assert_init+0x368/0x4b0
[  471.297866]  ? debug_object_init_on_stack+0x20/0x20
[  471.302877]  ? zap_class+0x640/0x640
[  471.306599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.312133]  br_mdb_notify+0x310/0x410
[  471.316017]  ? br_mdb_dump+0x27b0/0x27b0
[  471.320087]  br_multicast_del_pg+0x3df/0x790
[  471.324501]  ? br_mdb_ip_get+0x940/0x940
[  471.328573]  ? rwlock_bug.part.2+0x90/0x90
[  471.332806]  ? __lock_is_held+0xb5/0x140
[  471.336870]  br_multicast_port_group_expired+0x189/0x1e0
[  471.342405]  call_timer_fn+0x272/0x920
[  471.346289]  ? br_multicast_del_pg+0x790/0x790
[  471.350868]  ? process_timeout+0x40/0x40
[  471.354934]  ? mark_held_locks+0xc7/0x130
[  471.359098]  ? _raw_spin_unlock_irq+0x27/0x80
[  471.363589]  ? _raw_spin_unlock_irq+0x27/0x80
[  471.368101]  ? br_multicast_del_pg+0x790/0x790
[  471.372678]  ? lockdep_hardirqs_on+0x296/0x5b0
[  471.377255]  ? trace_hardirqs_on+0xbd/0x310
[  471.381572]  ? kasan_check_read+0x11/0x20
[  471.385716]  ? __run_timers+0x7da/0xc70
[  471.389686]  ? trace_hardirqs_off_caller+0x310/0x310
[  471.394788]  ? br_multicast_del_pg+0x790/0x790
[  471.399369]  ? br_multicast_del_pg+0x790/0x790
[  471.403946]  __run_timers+0x7e5/0xc70
[  471.407751]  ? timer_fixup_init+0x70/0x70
[  471.411912]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  471.416924]  ? zap_class+0x640/0x640
[  471.420636]  ? print_usage_bug+0xc0/0xc0
[  471.424696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  471.429888]  ? find_held_lock+0x36/0x1c0
[  471.433948]  ? zap_class+0x640/0x640
[  471.437675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.443209]  ? check_preemption_disabled+0x48/0x280
[  471.448230]  ? __lock_is_held+0xb5/0x140
[  471.452291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.457828]  ? check_preemption_disabled+0x48/0x280
[  471.462874]  run_timer_softirq+0x52/0xb0
[  471.466927]  ? rcu_read_lock_sched_held+0x14f/0x180
[  471.471941]  __do_softirq+0x308/0xb7e
[  471.475738]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  471.480226]  ? lock_downgrade+0x900/0x900
[  471.484374]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  471.489482]  ? pvclock_read_flags+0x160/0x160
[  471.493979]  ? lapic_next_event+0x5a/0x90
[  471.498121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.503659]  ? kvm_clock_read+0x18/0x30
[  471.507630]  ? kvm_sched_clock_read+0x9/0x20
[  471.512036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.517581]  ? check_preemption_disabled+0x48/0x280
[  471.522604]  irq_exit+0x17f/0x1c0
[  471.526053]  smp_apic_timer_interrupt+0x1cb/0x760
[  471.530891]  ? smp_reschedule_interrupt+0x109/0x650
[  471.535907]  ? smp_call_function_single_interrupt+0x650/0x650
[  471.541788]  ? interrupt_entry+0xb5/0xc0
[  471.545847]  ? trace_hardirqs_off_caller+0xbb/0x310
[  471.550857]  ? trace_hardirqs_off_caller+0xbb/0x310
[  471.555870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.560716]  ? trace_hardirqs_on_caller+0x310/0x310
[  471.565735]  ? trace_hardirqs_on_caller+0x310/0x310
[  471.570771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.575617]  apic_timer_interrupt+0xf/0x20
[  471.579840]  </IRQ>
[  471.582075] RIP: 0010:lock_release+0x51d/0xa00
[  471.586654] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  471.605551] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  471.613341] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  471.620606] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  471.627871] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  471.635134] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  471.642401] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  471.649688]  ? list_lru_count_one+0x25b/0x450
[  471.654181]  ? lock_downgrade+0x900/0x900
[  471.658326]  ? check_preemption_disabled+0x48/0x280
[  471.663356]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  471.668279]  ? kasan_check_read+0x11/0x20
[  471.672421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  471.677694]  ? rcu_softirq_qs+0x20/0x20
[  471.681675]  list_lru_count_one+0x282/0x450
[  471.685990]  ? list_lru_isolate_move+0x3c0/0x3c0
[  471.690746]  ? shmem_free_inode+0xd0/0xd0
[  471.694891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.700438]  ? ubifs_shrink_count+0xc4/0x100
[  471.704853]  super_cache_count+0x1b9/0x2e0
[  471.709095]  do_shrink_slab+0x1b1/0xd30
[  471.713076]  ? snapshot_refaults+0x290/0x290
[  471.717483]  ? lock_release+0xa00/0xa00
[  471.721469]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  471.726413]  ? down_read_trylock+0xda/0x140
[  471.730732]  ? shrink_slab+0x207/0x8c0
[  471.734617]  ? downgrade_write+0x270/0x270
[  471.738856]  shrink_slab+0x389/0x8c0
[  471.742568]  ? shrink_active_list+0x1f00/0x1f00
[  471.747239]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  471.752861]  ? __lock_acquire+0x62f/0x4c20
[  471.757096]  ? percpu_ref_get_many+0x240/0x240
[  471.761777]  ? print_usage_bug+0xc0/0xc0
[  471.765842]  shrink_node+0x431/0x16b0
[  471.769639]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  471.774936]  ? shrink_node_memcg+0x18f0/0x18f0
[  471.779531]  ? kvm_clock_read+0x18/0x30
[  471.783512]  ? ktime_get+0x2c1/0x400
[  471.787227]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  471.791737]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  471.797285]  ? __cpuset_node_allowed+0x19b/0x660
[  471.802038]  ? mark_held_locks+0x130/0x130
[  471.806268]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  471.811975]  ? zap_class+0x640/0x640
[  471.815692]  do_try_to_free_pages+0x3e7/0x1290
[  471.820266]  ? zap_class+0x640/0x640
[  471.823988]  ? shrink_node+0x16b0/0x16b0
[  471.828059]  ? __lock_is_held+0xb5/0x140
[  471.832126]  try_to_free_pages+0x4d0/0xb90
[  471.836363]  ? do_try_to_free_pages+0x1290/0x1290
[  471.841215]  ? lock_acquire+0x1ed/0x520
[  471.845184]  ? set_page_refcounted+0x280/0x280
[  471.849780]  ? lock_release+0xa00/0xa00
[  471.853750]  ? _raw_spin_unlock_irq+0x60/0x80
[  471.858241]  ? psi_memstall_enter+0x240/0x2b0
[  471.862730]  ? psi_memstall_tick+0x230/0x230
[  471.867664]  __alloc_pages_slowpath+0xa48/0x2de0
[  471.872441]  ? warn_alloc+0x120/0x120
[  471.876326]  ? mark_held_locks+0x130/0x130
[  471.880565]  ? find_get_entry+0xaae/0x1120
[  471.884805]  ? filemap_map_pages+0x1a20/0x1a20
[  471.889387]  ? zap_class+0x640/0x640
[  471.893103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.898636]  ? check_preemption_disabled+0x48/0x280
[  471.903750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.909282]  ? should_fail+0x22d/0xd01
[  471.913186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.918289]  ? zap_class+0x640/0x640
[  471.922033]  ? __lock_is_held+0xb5/0x140
[  471.926096]  ? mark_held_locks+0x130/0x130
[  471.930342]  ? lock_release+0xa00/0xa00
[  471.934316]  ? perf_trace_sched_process_exec+0x860/0x860
[  471.939759]  ? xa_load+0x2ba/0x460
[  471.943301]  ? lock_downgrade+0x900/0x900
[  471.947450]  ? __might_sleep+0x95/0x190
[  471.951428]  __alloc_pages_nodemask+0xad8/0xea0
[  471.956101]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  471.961129]  ? __page_cache_alloc+0x191/0x5c0
[  471.965615]  ? xa_load+0x2e1/0x460
[  471.969151]  ? xa_clear_mark+0x40/0x40
[  471.973050]  ? zap_class+0x640/0x640
[  471.976766]  ? zap_class+0x640/0x640
[  471.980483]  ? zap_class+0x640/0x640
[  471.984197]  ? __do_page_cache_readahead+0x663/0x810
[  471.989315]  ? find_held_lock+0x36/0x1c0
[  471.993376]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  471.998917]  alloc_pages_current+0x173/0x350
[  472.003325]  __page_cache_alloc+0x38c/0x5c0
[  472.007644]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  472.012571]  ? kasan_check_read+0x11/0x20
[  472.016714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  472.022004]  ? generic_perform_write+0x6a0/0x6a0
[  472.026757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.032294]  ? check_preemption_disabled+0x48/0x280
[  472.037317]  filemap_fault+0x1595/0x25f0
[  472.041390]  ? __lock_page_or_retry+0xa00/0xa00
[  472.046056]  ? mark_held_locks+0x130/0x130
[  472.050297]  ? filemap_map_pages+0xd6b/0x1a20
[  472.054789]  ? lock_downgrade+0x900/0x900
[  472.058934]  ? check_preemption_disabled+0x48/0x280
[  472.063949]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  472.068885]  ? kasan_check_read+0x11/0x20
[  472.073030]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  472.078305]  ? rcu_softirq_qs+0x20/0x20
[  472.082303]  ? filemap_map_pages+0xd92/0x1a20
[  472.086798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.092338]  ? find_get_entries_tag+0x1400/0x1400
[  472.097182]  ? __lock_acquire+0x62f/0x4c20
[  472.101424]  ? lock_acquire+0x1ed/0x520
[  472.105392]  ? ext4_filemap_fault+0x7a/0xad
[  472.109715]  ? lock_release+0xa00/0xa00
[  472.113681]  ? perf_trace_sched_process_exec+0x860/0x860
[  472.119128]  ? print_usage_bug+0xc0/0xc0
[  472.123186]  ? print_usage_bug+0xc0/0xc0
[  472.127253]  ? down_read+0x8d/0x120
[  472.130873]  ? ext4_filemap_fault+0x7a/0xad
[  472.135189]  ? __down_interruptible+0x700/0x700
[  472.139862]  ext4_filemap_fault+0x82/0xad
[  472.144107]  __do_fault+0x100/0x6b0
[  472.147736]  ? pmd_devmap_trans_unstable+0x220/0x220
[  472.152837]  ? mark_held_locks+0x130/0x130
[  472.157076]  ? mark_held_locks+0x130/0x130
[  472.161306]  ? find_held_lock+0x36/0x1c0
[  472.165381]  ? find_held_lock+0x36/0x1c0
[  472.169445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.174996]  __handle_mm_fault+0x3ea0/0x5be0
[  472.179400]  ? poll_select_copy_remaining+0x18c/0x6a0
[  472.184592]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  472.189440]  ? __might_fault+0x12b/0x1e0
[  472.193512]  ? lock_downgrade+0x900/0x900
[  472.197757]  ? zap_class+0x640/0x640
[  472.201481]  ? zap_class+0x640/0x640
[  472.205198]  ? find_held_lock+0x36/0x1c0
[  472.209267]  ? handle_mm_fault+0x42a/0xc70
[  472.213530]  ? lock_downgrade+0x900/0x900
[  472.217677]  ? check_preemption_disabled+0x48/0x280
[  472.222709]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  472.227635]  ? kasan_check_read+0x11/0x20
[  472.231780]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  472.237053]  ? rcu_softirq_qs+0x20/0x20
[  472.241031]  ? trace_hardirqs_off_caller+0x310/0x310
[  472.246149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.251690]  ? check_preemption_disabled+0x48/0x280
[  472.256715]  handle_mm_fault+0x54f/0xc70
[  472.260777]  ? __handle_mm_fault+0x5be0/0x5be0
[  472.265360]  ? find_vma+0x34/0x190
[  472.268906]  __do_page_fault+0x5e8/0xe60
[  472.272965]  ? trace_hardirqs_off+0xb8/0x310
[  472.277381]  do_page_fault+0xf2/0x7e0
[  472.281183]  ? vmalloc_sync_all+0x30/0x30
[  472.285332]  ? error_entry+0x70/0xd0
[  472.289045]  ? trace_hardirqs_off_caller+0xbb/0x310
[  472.294075]  ? trace_hardirqs_on_caller+0xc0/0x310
[  472.299003]  ? syscall_return_slowpath+0x5e0/0x5e0
[  472.303930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.308773]  ? trace_hardirqs_on_caller+0x310/0x310
[  472.313787]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  472.319238]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  472.324258]  ? prepare_exit_to_usermode+0x291/0x3b0
[  472.329274]  ? page_fault+0x8/0x30
[  472.332813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.337655]  ? page_fault+0x8/0x30
[  472.341192]  page_fault+0x1e/0x30
[  472.344663] RIP: 0033:0x7fee66c9ddd3
[  472.348480] Code: Bad RIP value.
[  472.351840] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  472.357200] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  472.364474] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  472.371742] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  472.379009] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  472.386289] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  472.393580] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  472.393585] warn_alloc_show_mem: 1 callbacks suppressed
[  472.393591] Mem-Info:
[  472.401118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  472.401125] Call Trace:
[  472.406498] active_anon:56807 inactive_anon:186 isolated_anon:0
[  472.406498]  active_file:13 inactive_file:13 isolated_file:0
[  472.406498]  unevictable:0 dirty:0 writeback:0 unstable:0
[  472.406498]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  472.406498]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  472.406498]  free:13758 free_pcp:197 free_cma:0
[  472.408869]  <IRQ>
[  472.418226] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  472.420815]  dump_stack+0x244/0x39d
[  472.453751] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  472.455913]  ? dump_stack_print_info.cold.1+0x20/0x20
[  472.483389] lowmem_reserve[]: 0 2818 6321 6321
[  472.487030]  warn_alloc.cold.116+0xb7/0x1bd
[  472.513103] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  472.518304]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  472.522938] lowmem_reserve[]: 0 0 3503 3503
[  472.527264]  ? lock_downgrade+0x900/0x900
[  472.554904] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  472.559743]  ? trace_hardirqs_off+0xb8/0x310
[  472.564037] lowmem_reserve[]: 0 0 0 0
[  472.568183]  ? trace_hardirqs_off+0xb8/0x310
[  472.597036] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  472.601459]  __alloc_pages_slowpath+0x2651/0x2de0
[  472.605244] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  472.609666]  ? warn_alloc+0x120/0x120
[  472.623141] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  472.627995]  ? warn_alloc+0x120/0x120
[  472.643230] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  472.647033]  ? __lock_acquire+0x62f/0x4c20
[  472.661920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  472.661928] 270 total pagecache pages
[  472.665720]  ? warn_alloc+0x120/0x120
[  472.674537] 0 pages in swap cache
[  472.678754]  ? print_usage_bug+0xc0/0xc0
[  472.687320] Swap cache stats: add 0, delete 0, find 0/0
[  472.691107]  ? print_usage_bug+0xc0/0xc0
[  472.694876] Free swap  = 0kB
[  472.698318]  ? mark_held_locks+0x130/0x130
[  472.702353] Total swap = 0kB
[  472.707722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.711754] 1965979 pages RAM
[  472.714763]  ? should_fail+0x22d/0xd01
[  472.718966] 0 pages HighMem/MovableOnly
[  472.718974] 342854 pages reserved
[  472.721981]  ? zap_class+0x640/0x640
[  472.727502] 0 pages cma reserved
[  472.730598]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  472.734588] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  472.738424]  ? __lock_acquire+0x62f/0x4c20
[  472.741853] init cpuset=/ mems_allowed=0
[  472.745571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  472.777053]  ? should_fail+0x22d/0xd01
[  472.780952]  ? mark_held_locks+0x130/0x130
[  472.785188]  ? mark_held_locks+0x130/0x130
[  472.789427]  ? lock_downgrade+0x900/0x900
[  472.793574]  ? zap_class+0x640/0x640
[  472.797299]  ? zap_class+0x640/0x640
[  472.801012]  ? zap_class+0x640/0x640
[  472.804721]  ? do_raw_spin_unlock+0xa7/0x330
[  472.809127]  ? trace_hardirqs_on+0x310/0x310
[  472.813532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.819065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.824600]  ? check_preemption_disabled+0x48/0x280
[  472.829619]  ? __lock_is_held+0xb5/0x140
[  472.833682]  __alloc_pages_nodemask+0xad8/0xea0
[  472.838448]  ? zap_class+0x640/0x640
[  472.842163]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  472.847185]  ? find_held_lock+0x36/0x1c0
[  472.851262]  ? ____cache_alloc_node+0x1c7/0x1e0
[  472.855932]  ? lock_downgrade+0x900/0x900
[  472.860083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.865633]  cache_grow_begin+0xa5/0x8c0
[  472.869692]  ? do_raw_spin_unlock+0xa7/0x330
[  472.874103]  fallback_alloc+0x204/0x2e0
[  472.878080]  ____cache_alloc_node+0x1c7/0x1e0
[  472.882577]  kmem_cache_alloc_node+0xe3/0x730
[  472.887155]  ? lockdep_hardirqs_on+0x296/0x5b0
[  472.891741]  __alloc_skb+0x119/0x770
[  472.895464]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  472.900843]  ? netdev_alloc_frag+0x1f0/0x1f0
[  472.905258]  ? vprintk_default+0x28/0x30
[  472.909317]  ? vprintk_func+0x85/0x181
[  472.913199]  ? printk+0xa7/0xcf
[  472.916477]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  472.921231]  ? do_raw_spin_trylock+0x270/0x270
[  472.925813]  new_skb+0x26/0x1c0
[  472.929091]  aoecmd_cfg+0x279/0x7f0
[  472.932740]  ? find_held_lock+0x36/0x1c0
[  472.936804]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  472.941128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.946670]  ? __lock_is_held+0xb5/0x140
[  472.950737]  discover_timer+0x50/0x60
[  472.954531]  call_timer_fn+0x272/0x920
[  472.958417]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  472.963256]  ? process_timeout+0x40/0x40
[  472.967317]  ? __run_timers+0x7da/0xc70
[  472.971291]  ? _raw_spin_unlock_irq+0x27/0x80
[  472.975780]  ? _raw_spin_unlock_irq+0x27/0x80
[  472.980269]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  472.985108]  ? lockdep_hardirqs_on+0x296/0x5b0
[  472.989688]  ? trace_hardirqs_on+0xbd/0x310
[  472.994008]  ? kasan_check_read+0x11/0x20
[  472.998154]  ? __run_timers+0x7da/0xc70
[  473.002125]  ? trace_hardirqs_off_caller+0x310/0x310
[  473.007239]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  473.012187]  __run_timers+0x7e5/0xc70
[  473.015990]  ? timer_fixup_init+0x70/0x70
[  473.020133]  ? kasan_check_read+0x11/0x20
[  473.024290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  473.029562]  ? rcu_softirq_qs+0x20/0x20
[  473.034026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.039564]  ? check_preemption_disabled+0x48/0x280
[  473.044586]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  473.049345]  ? retint_kernel+0x2d/0x2d
[  473.053233]  ? trace_hardirqs_on_caller+0xc0/0x310
[  473.058163]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  473.062933]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  473.068390]  ? zap_class+0x640/0x640
[  473.072105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.077638]  ? check_preemption_disabled+0x48/0x280
[  473.082657]  ? __lock_is_held+0xb5/0x140
[  473.086718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.092251]  ? check_preemption_disabled+0x48/0x280
[  473.097270]  run_timer_softirq+0x52/0xb0
[  473.101327]  ? rcu_read_lock_sched_held+0x14f/0x180
[  473.106339]  __do_softirq+0x308/0xb7e
[  473.110151]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  473.114642]  ? lock_downgrade+0x900/0x900
[  473.118790]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  473.123902]  ? pvclock_read_flags+0x160/0x160
[  473.128402]  ? lapic_next_event+0x5a/0x90
[  473.132549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.138087]  ? kvm_clock_read+0x18/0x30
[  473.142057]  ? kvm_sched_clock_read+0x9/0x20
[  473.146464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.151998]  ? check_preemption_disabled+0x48/0x280
[  473.157017]  irq_exit+0x17f/0x1c0
[  473.160468]  smp_apic_timer_interrupt+0x1cb/0x760
[  473.165315]  ? smp_reschedule_interrupt+0x109/0x650
[  473.170328]  ? smp_call_function_single_interrupt+0x650/0x650
[  473.176206]  ? interrupt_entry+0xb5/0xc0
[  473.180264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  473.185273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  473.190309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.195149]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.200157]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.205170]  ? task_prio+0x50/0x50
[  473.208722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.214778]  ? check_preemption_disabled+0x48/0x280
[  473.219796]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.224640]  apic_timer_interrupt+0xf/0x20
[  473.228863]  </IRQ>
[  473.231100] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  473.236040] Code: 7e 0f 85 cf fe ff ff e8 c6 ca 3d ff e9 c5 fe ff ff e8 5d 00 c3 ff 48 83 3d 05 49 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a ef
[  473.254950] RSP: 0000:ffff888157687718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  473.262652] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  473.269918] RDX: 0000000000000000 RSI: ffff8881c1dc0e00 RDI: 0000000000000286
[  473.277197] RBP: ffff888157687780 R08: ffff8881c1dc0580 R09: 0000000000000000
[  473.284470] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  473.291735] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  473.299045]  skb_clone+0x1bb/0x500
[  473.302758]  ? finish_task_switch+0x1b4/0x910
[  473.307253]  ? skb_split+0x11e0/0x11e0
[  473.311141]  ? preempt_notifier_register+0x200/0x200
[  473.316319]  ? __switch_to_asm+0x34/0x70
[  473.320380]  ? __switch_to_asm+0x34/0x70
[  473.324437]  ? __switch_to_asm+0x40/0x70
[  473.328495]  ? __switch_to_asm+0x34/0x70
[  473.332551]  ? __switch_to_asm+0x40/0x70
[  473.336614]  ? __switch_to_asm+0x34/0x70
[  473.340777]  ? __switch_to_asm+0x40/0x70
[  473.344831]  ? __switch_to_asm+0x34/0x70
[  473.348891]  ? __switch_to_asm+0x34/0x70
[  473.352947]  ? __switch_to_asm+0x40/0x70
[  473.357090]  ? __switch_to_asm+0x34/0x70
[  473.361150]  bpf_clone_redirect+0xb9/0x490
[  473.365601]  ? __schedule+0x8d7/0x21d0
[  473.369490]  bpf_prog_830a916624474e11+0xb4d/0x1000
[  473.374518]  ? __sched_text_start+0x8/0x8
[  473.378663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  473.383425]  ? find_held_lock+0x36/0x1c0
[  473.387492]  ? lock_acquire+0x1ed/0x520
[  473.391463]  ? bpf_test_run+0x3cb/0x780
[  473.395433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.400973]  ? check_preemption_disabled+0x48/0x280
[  473.405991]  ? kasan_check_read+0x11/0x20
[  473.410134]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  473.415406]  ? rcu_softirq_qs+0x20/0x20
[  473.419393]  ? preempt_schedule+0x4d/0x60
[  473.423536]  ? ___preempt_schedule+0x16/0x18
[  473.427948]  ? bpf_test_run+0x25d/0x780
[  473.431929]  ? netlink_diag_dump+0x2a0/0x2a0
[  473.436334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.441963]  ? bpf_test_init.isra.10+0x70/0x100
[  473.446633]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  473.451396]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  473.456234]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  473.461769]  ? fput+0x130/0x1a0
[  473.465065]  ? __bpf_prog_get+0x9b/0x290
[  473.469125]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  473.473971]  ? bpf_prog_test_run+0x130/0x1a0
[  473.478463]  ? __x64_sys_bpf+0x3db/0x520
[  473.482523]  ? bpf_prog_get+0x20/0x20
[  473.486337]  ? do_syscall_64+0x1b9/0x820
[  473.490398]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  473.495760]  ? syscall_return_slowpath+0x5e0/0x5e0
[  473.500683]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.505524]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.510537]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  473.515549]  ? prepare_exit_to_usermode+0x291/0x3b0
[  473.520570]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.525418]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  473.530795] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc3+ #315
[  473.530857] aoe: skb alloc failure
[  473.537029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  473.537036] Call Trace:
[  473.540704] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  473.549983]  <IRQ>
[  473.552548] syz-executor5 cpuset=syz5 mems_allowed=0
[  473.563198]  dump_stack+0x244/0x39d
[  473.574309]  ? dump_stack_print_info.cold.1+0x20/0x20
[  473.579512]  warn_alloc.cold.116+0xb7/0x1bd
[  473.583864]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  473.588709]  ? lock_downgrade+0x900/0x900
[  473.592861]  ? trace_hardirqs_off+0xb8/0x310
[  473.597281]  ? trace_hardirqs_off+0xb8/0x310
[  473.601701]  __alloc_pages_slowpath+0x2651/0x2de0
[  473.606651]  ? warn_alloc+0x120/0x120
[  473.610454]  ? warn_alloc+0x120/0x120
[  473.614262]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  473.619278]  ? warn_alloc+0x120/0x120
[  473.623078]  ? print_usage_bug+0xc0/0xc0
[  473.627140]  ? print_usage_bug+0xc0/0xc0
[  473.631206]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  473.636413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.641950]  ? should_fail+0x22d/0xd01
[  473.645838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.650939]  ? __lock_acquire+0x62f/0x4c20
[  473.655174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.660270]  ? should_fail+0x22d/0xd01
[  473.664161]  ? mark_held_locks+0x130/0x130
[  473.668395]  ? mark_held_locks+0x130/0x130
[  473.672624]  ? print_usage_bug+0xc0/0xc0
[  473.676684]  ? find_held_lock+0x36/0x1c0
[  473.680741]  ? zap_class+0x640/0x640
[  473.684462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.689996]  ? check_preemption_disabled+0x48/0x280
[  473.695017]  ? __lock_is_held+0xb5/0x140
[  473.699078]  __alloc_pages_nodemask+0xad8/0xea0
[  473.703745]  ? zap_class+0x640/0x640
[  473.707458]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  473.712476]  ? find_held_lock+0x36/0x1c0
[  473.716540]  ? ____cache_alloc_node+0x1c7/0x1e0
[  473.721206]  ? lock_downgrade+0x900/0x900
[  473.725368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.730904]  cache_grow_begin+0xa5/0x8c0
[  473.734963]  ? do_raw_spin_unlock+0xa7/0x330
[  473.739378]  fallback_alloc+0x204/0x2e0
[  473.743364]  ____cache_alloc_node+0x1c7/0x1e0
[  473.747862]  kmem_cache_alloc_node+0xe3/0x730
[  473.752361]  ? mark_held_locks+0xc7/0x130
[  473.756514]  __alloc_skb+0x119/0x770
[  473.760228]  ? netdev_alloc_frag+0x1f0/0x1f0
[  473.764631]  ? do_raw_spin_trylock+0x270/0x270
[  473.769210]  ? kmem_cache_alloc_trace+0x353/0x750
[  473.774052]  ? queue_work_on+0x12c/0x1e0
[  473.778115]  ? switchdev_port_obj_del+0xe3/0x450
[  473.782869]  ? switchdev_trans_item_enqueue+0x260/0x260
[  473.788233]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  473.793265]  __br_mdb_notify+0x4ff/0x15d0
[  473.797424]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  473.802530]  ? __br_mdb_add+0x7f0/0x7f0
[  473.806505]  ? mark_held_locks+0x130/0x130
[  473.810744]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  473.815849]  ? debug_object_assert_init+0x368/0x4b0
[  473.820879]  ? debug_object_init_on_stack+0x20/0x20
[  473.825888]  ? zap_class+0x640/0x640
[  473.829598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.835137]  br_mdb_notify+0x310/0x410
[  473.839023]  ? br_mdb_dump+0x27b0/0x27b0
[  473.843091]  br_multicast_del_pg+0x3df/0x790
[  473.847498]  ? br_mdb_ip_get+0x940/0x940
[  473.851554]  ? rwlock_bug.part.2+0x90/0x90
[  473.855789]  ? __lock_is_held+0xb5/0x140
[  473.859853]  br_multicast_port_group_expired+0x189/0x1e0
[  473.865821]  call_timer_fn+0x272/0x920
[  473.869703]  ? br_multicast_del_pg+0x790/0x790
[  473.874280]  ? process_timeout+0x40/0x40
[  473.878358]  ? mark_held_locks+0xc7/0x130
[  473.882502]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.886992]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.891480]  ? br_multicast_del_pg+0x790/0x790
[  473.896062]  ? lockdep_hardirqs_on+0x296/0x5b0
[  473.900641]  ? trace_hardirqs_on+0xbd/0x310
[  473.904959]  ? kasan_check_read+0x11/0x20
[  473.909103]  ? __run_timers+0x7da/0xc70
[  473.913073]  ? trace_hardirqs_off_caller+0x310/0x310
[  473.918177]  ? br_multicast_del_pg+0x790/0x790
[  473.922758]  ? br_multicast_del_pg+0x790/0x790
[  473.927346]  __run_timers+0x7e5/0xc70
[  473.931154]  ? timer_fixup_init+0x70/0x70
[  473.935300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  473.940334]  ? zap_class+0x640/0x640
[  473.944052]  ? print_usage_bug+0xc0/0xc0
[  473.948110]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  473.953302]  ? find_held_lock+0x36/0x1c0
[  473.957380]  ? zap_class+0x640/0x640
[  473.961093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.966642]  ? check_preemption_disabled+0x48/0x280
[  473.971671]  ? __lock_is_held+0xb5/0x140
[  473.975729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.981261]  ? check_preemption_disabled+0x48/0x280
[  473.986277]  run_timer_softirq+0x52/0xb0
[  473.990348]  ? rcu_read_lock_sched_held+0x14f/0x180
[  473.995365]  __do_softirq+0x308/0xb7e
[  473.999166]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  474.003658]  ? lock_downgrade+0x900/0x900
[  474.007803]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  474.012913]  ? pvclock_read_flags+0x160/0x160
[  474.017405]  ? lapic_next_event+0x5a/0x90
[  474.021550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.027090]  ? kvm_clock_read+0x18/0x30
[  474.031062]  ? kvm_sched_clock_read+0x9/0x20
[  474.035468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.041001]  ? check_preemption_disabled+0x48/0x280
[  474.046021]  irq_exit+0x17f/0x1c0
[  474.049475]  smp_apic_timer_interrupt+0x1cb/0x760
[  474.054327]  ? smp_reschedule_interrupt+0x109/0x650
[  474.059349]  ? smp_call_function_single_interrupt+0x650/0x650
[  474.065228]  ? interrupt_entry+0xb5/0xc0
[  474.069289]  ? trace_hardirqs_off_caller+0xbb/0x310
[  474.074323]  ? trace_hardirqs_off_caller+0xbb/0x310
[  474.079339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.084178]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.089189]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.094214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.099063]  apic_timer_interrupt+0xf/0x20
[  474.103284]  </IRQ>
[  474.105530] RIP: 0010:lock_release+0x51d/0xa00
[  474.110112] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 55 03 00 00 48 83 3d d2 26 f0 07 00 0f 84 15 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00
[  474.129097] RSP: 0000:ffff8881d9a5ded0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  474.136803] RAX: dffffc0000000000 RBX: 1ffff1103b34bbdf RCX: 1ffff1103b34a116
[  474.144071] RDX: 1ffffffff12a3f6e RSI: 1ffff1103b34a12c RDI: 0000000000000286
[  474.151333] RBP: ffff8881d9a5e000 R08: 1ffff1103b34bbe3 R09: ffffed103b5c5b67
[  474.158600] R10: 0000000000000005 R11: ffff8881dae2db3b R12: ffff8881d9a50040
[  474.165861] R13: 0000000000000004 R14: ffff8881d9a50040 R15: ffff8881d9a5df18
[  474.173151]  ? list_lru_count_one+0x25b/0x450
[  474.177646]  ? lock_downgrade+0x900/0x900
[  474.181789]  ? check_preemption_disabled+0x48/0x280
[  474.186805]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  474.191730]  ? kasan_check_read+0x11/0x20
[  474.195872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  474.201143]  ? rcu_softirq_qs+0x20/0x20
[  474.205124]  list_lru_count_one+0x282/0x450
[  474.209441]  ? list_lru_isolate_move+0x3c0/0x3c0
[  474.214189]  ? shmem_free_inode+0xd0/0xd0
[  474.218334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.223878]  ? ubifs_shrink_count+0xc4/0x100
[  474.228296]  super_cache_count+0x1b9/0x2e0
[  474.232535]  do_shrink_slab+0x1b1/0xd30
[  474.236517]  ? snapshot_refaults+0x290/0x290
[  474.240925]  ? lock_release+0xa00/0xa00
[  474.244897]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  474.249828]  ? down_read_trylock+0xda/0x140
[  474.254139]  ? shrink_slab+0x207/0x8c0
[  474.258022]  ? downgrade_write+0x270/0x270
[  474.262259]  shrink_slab+0x389/0x8c0
[  474.265974]  ? shrink_active_list+0x1f00/0x1f00
[  474.270650]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  474.276267]  ? __lock_acquire+0x62f/0x4c20
[  474.280505]  ? percpu_ref_get_many+0x240/0x240
[  474.285096]  ? print_usage_bug+0xc0/0xc0
[  474.289162]  shrink_node+0x431/0x16b0
[  474.292961]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  474.298255]  ? shrink_node_memcg+0x18f0/0x18f0
[  474.302843]  ? kvm_clock_read+0x18/0x30
[  474.306814]  ? ktime_get+0x2c1/0x400
[  474.310530]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  474.315023]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  474.320553]  ? __cpuset_node_allowed+0x19b/0x660
[  474.325312]  ? mark_held_locks+0x130/0x130
[  474.329543]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  474.335249]  ? zap_class+0x640/0x640
[  474.339064]  do_try_to_free_pages+0x3e7/0x1290
[  474.343648]  ? zap_class+0x640/0x640
[  474.347372]  ? shrink_node+0x16b0/0x16b0
[  474.351432]  ? __lock_is_held+0xb5/0x140
[  474.355502]  try_to_free_pages+0x4d0/0xb90
[  474.359734]  ? do_try_to_free_pages+0x1290/0x1290
[  474.364595]  ? lock_acquire+0x1ed/0x520
[  474.368563]  ? set_page_refcounted+0x280/0x280
[  474.373144]  ? lock_release+0xa00/0xa00
[  474.377125]  ? _raw_spin_unlock_irq+0x60/0x80
[  474.381617]  ? psi_memstall_enter+0x240/0x2b0
[  474.386108]  ? psi_memstall_tick+0x230/0x230
[  474.390610]  __alloc_pages_slowpath+0xa48/0x2de0
[  474.395398]  ? warn_alloc+0x120/0x120
[  474.399323]  ? mark_held_locks+0x130/0x130
[  474.403558]  ? find_get_entry+0xaae/0x1120
[  474.407797]  ? filemap_map_pages+0x1a20/0x1a20
[  474.412377]  ? zap_class+0x640/0x640
[  474.416105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.421638]  ? check_preemption_disabled+0x48/0x280
[  474.426665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.432200]  ? should_fail+0x22d/0xd01
[  474.436083]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  474.441179]  ? zap_class+0x640/0x640
[  474.444911]  ? __lock_is_held+0xb5/0x140
[  474.448975]  ? mark_held_locks+0x130/0x130
[  474.453205]  ? lock_release+0xa00/0xa00
[  474.457172]  ? perf_trace_sched_process_exec+0x860/0x860
[  474.462619]  ? xa_load+0x2ba/0x460
[  474.466154]  ? lock_downgrade+0x900/0x900
[  474.470306]  ? __might_sleep+0x95/0x190
[  474.474295]  __alloc_pages_nodemask+0xad8/0xea0
[  474.478965]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  474.483975]  ? __page_cache_alloc+0x191/0x5c0
[  474.488470]  ? xa_load+0x2e1/0x460
[  474.492004]  ? xa_clear_mark+0x40/0x40
[  474.495890]  ? zap_class+0x640/0x640
[  474.499605]  ? zap_class+0x640/0x640
[  474.503320]  ? zap_class+0x640/0x640
[  474.507026]  ? __do_page_cache_readahead+0x663/0x810
[  474.512128]  ? find_held_lock+0x36/0x1c0
[  474.516187]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  474.521723]  alloc_pages_current+0x173/0x350
[  474.526132]  __page_cache_alloc+0x38c/0x5c0
[  474.530450]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  474.535373]  ? kasan_check_read+0x11/0x20
[  474.539522]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  474.544795]  ? generic_perform_write+0x6a0/0x6a0
[  474.549563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.555098]  ? check_preemption_disabled+0x48/0x280
[  474.560113]  filemap_fault+0x1595/0x25f0
[  474.564180]  ? __lock_page_or_retry+0xa00/0xa00
[  474.568843]  ? mark_held_locks+0x130/0x130
[  474.573083]  ? filemap_map_pages+0xd6b/0x1a20
[  474.577577]  ? lock_downgrade+0x900/0x900
[  474.581720]  ? check_preemption_disabled+0x48/0x280
[  474.586731]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  474.591654]  ? kasan_check_read+0x11/0x20
[  474.595796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  474.601066]  ? rcu_softirq_qs+0x20/0x20
[  474.605044]  ? filemap_map_pages+0xd92/0x1a20
[  474.609536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.615072]  ? find_get_entries_tag+0x1400/0x1400
[  474.619912]  ? __lock_acquire+0x62f/0x4c20
[  474.624156]  ? lock_acquire+0x1ed/0x520
[  474.628126]  ? ext4_filemap_fault+0x7a/0xad
[  474.632447]  ? lock_release+0xa00/0xa00
[  474.636422]  ? perf_trace_sched_process_exec+0x860/0x860
[  474.641867]  ? print_usage_bug+0xc0/0xc0
[  474.645922]  ? print_usage_bug+0xc0/0xc0
[  474.649989]  ? down_read+0x8d/0x120
[  474.653606]  ? ext4_filemap_fault+0x7a/0xad
[  474.657928]  ? __down_interruptible+0x700/0x700
[  474.662599]  ext4_filemap_fault+0x82/0xad
[  474.666741]  __do_fault+0x100/0x6b0
[  474.670371]  ? pmd_devmap_trans_unstable+0x220/0x220
[  474.675473]  ? mark_held_locks+0x130/0x130
[  474.679704]  ? mark_held_locks+0x130/0x130
[  474.683930]  ? find_held_lock+0x36/0x1c0
[  474.687993]  ? find_held_lock+0x36/0x1c0
[  474.692063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.697604]  __handle_mm_fault+0x3ea0/0x5be0
[  474.702007]  ? poll_select_copy_remaining+0x18c/0x6a0
[  474.707196]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  474.712041]  ? __might_fault+0x12b/0x1e0
[  474.716102]  ? lock_downgrade+0x900/0x900
[  474.720269]  ? zap_class+0x640/0x640
[  474.723977]  ? zap_class+0x640/0x640
[  474.727690]  ? find_held_lock+0x36/0x1c0
[  474.731754]  ? handle_mm_fault+0x42a/0xc70
[  474.735985]  ? lock_downgrade+0x900/0x900
[  474.740126]  ? check_preemption_disabled+0x48/0x280
[  474.745137]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  474.750059]  ? kasan_check_read+0x11/0x20
[  474.754200]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  474.759468]  ? rcu_softirq_qs+0x20/0x20
[  474.763436]  ? trace_hardirqs_off_caller+0x310/0x310
[  474.768536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.774069]  ? check_preemption_disabled+0x48/0x280
[  474.779084]  handle_mm_fault+0x54f/0xc70
[  474.783143]  ? __handle_mm_fault+0x5be0/0x5be0
[  474.787722]  ? find_vma+0x34/0x190
[  474.791274]  __do_page_fault+0x5e8/0xe60
[  474.795329]  ? trace_hardirqs_off+0xb8/0x310
[  474.799754]  do_page_fault+0xf2/0x7e0
[  474.803554]  ? vmalloc_sync_all+0x30/0x30
[  474.807706]  ? error_entry+0x70/0xd0
[  474.811419]  ? trace_hardirqs_off_caller+0xbb/0x310
[  474.816687]  ? trace_hardirqs_on_caller+0xc0/0x310
[  474.821620]  ? syscall_return_slowpath+0x5e0/0x5e0
[  474.826541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.831379]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.836389]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  474.841834]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  474.846844]  ? prepare_exit_to_usermode+0x291/0x3b0
[  474.851861]  ? page_fault+0x8/0x30
[  474.855403]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.860252]  ? page_fault+0x8/0x30
[  474.863874]  page_fault+0x1e/0x30
[  474.867319] RIP: 0033:0x7fee66c9ddd3
[  474.871050] Code: Bad RIP value.
[  474.874405] RSP: 002b:00007fff2d8b2cd8 EFLAGS: 00010246
[  474.879764] RAX: 0000000000000000 RBX: 00007fff2d8b2e80 RCX: 00007fee66c9ddd3
[  474.887029] RDX: 0000000000000000 RSI: 00007fff2d8b3030 RDI: 000000000000000b
[  474.894293] RBP: 00007fff2d8b3030 R08: 00007fff2d8b30b0 R09: 0000000000000001
[  474.901557] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  474.908817] R13: 00007fff2d8b3410 R14: 0000000000000000 R15: 0000000000000000
[  474.916101] CPU: 1 PID: 10966 Comm: syz-executor5 Not tainted 4.20.0-rc3+ #315
[  474.916106] warn_alloc_show_mem: 1 callbacks suppressed
[  474.916113] Mem-Info:
[  474.923469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  474.928829] active_anon:56807 inactive_anon:186 isolated_anon:0
[  474.928829]  active_file:13 inactive_file:13 isolated_file:0
[  474.928829]  unevictable:0 dirty:0 writeback:0 unstable:0
[  474.928829]  slab_reclaimable:9285 slab_unreclaimable:1451073
[  474.928829]  mapped:49154 shmem:244 pagetables:642 bounce:0
[  474.928829]  free:13758 free_pcp:197 free_cma:0
[  474.931195] Call Trace:
[  474.931203]  <IRQ>
[  474.940581] Node 0 active_anon:227228kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  474.973425]  dump_stack+0x244/0x39d
[  474.975977] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  474.978122]  ? dump_stack_print_info.cold.1+0x20/0x20
[  475.005578] lowmem_reserve[]: 0 2818 6321 6321
[  475.009206]  warn_alloc.cold.116+0xb7/0x1bd
[  475.035534] Node 0 DMA32 free:25252kB min:30052kB low:37564kB high:45076kB active_anon:84kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:388kB local_pcp:248kB free_cma:0kB
[  475.040725]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  475.045263] lowmem_reserve[]: 0 0 3503 3503
[  475.049582]  ? lock_downgrade+0x900/0x900
[  475.077132] Node 0 Normal free:13872kB min:37364kB low:46704kB high:56044kB active_anon:227144kB inactive_anon:744kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:400kB local_pcp:152kB free_cma:0kB
[  475.081967]  ? trace_hardirqs_off+0xb8/0x310
[  475.086248] lowmem_reserve[]: 0 0 0 0
[  475.090396]  ? trace_hardirqs_off+0xb8/0x310
[  475.119252] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  475.123657]  __alloc_pages_slowpath+0x2651/0x2de0
[  475.127422] Node 0 DMA32: 1*4kB (M) 2*8kB (M) 3*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25252kB
[  475.131840]  ? warn_alloc+0x120/0x120
[  475.145313] Node 0 Normal: 640*4kB (ME) 380*8kB (ME) 159*16kB (ME) 71*32kB (ME) 34*64kB (UM) 4*128kB (M) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13872kB
[  475.150150]  ? warn_alloc+0x120/0x120
[  475.165394] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  475.169177]  ? warn_alloc+0x120/0x120
[  475.184059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  475.184067] 270 total pagecache pages
[  475.187862]  ? print_usage_bug+0xc0/0xc0
[  475.196684] 0 pages in swap cache
[  475.200465]  ? print_usage_bug+0xc0/0xc0
[  475.209015] Swap cache stats: add 0, delete 0, find 0/0
[  475.212795]  ? ktime_get+0x2c1/0x400
[  475.216825] Free swap  = 0kB
[  475.220268]  ? check_preemption_disabled+0x48/0x280
[  475.224306] Total swap = 0kB
[  475.229654]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  475.233343] 1965979 pages RAM
[  475.236439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.241418] 0 pages HighMem/MovableOnly
[  475.241425] 342854 pages reserved
[  475.244432]  ? should_fail+0x22d/0xd01
[  475.248891] 0 pages cma reserved
[  475.249031] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  475.251993]  ? kasan_check_read+0x11/0x20
[  475.257501] init cpuset=/ mems_allowed=0
[  475.261466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.295045]  ? __lock_acquire+0x62f/0x4c20
[  475.299280]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.304376]  ? should_fail+0x22d/0xd01
[  475.308258]  ? print_usage_bug+0xc0/0xc0
[  475.312321]  ? mark_held_locks+0x130/0x130
[  475.316557]  ? mark_held_locks+0x130/0x130
[  475.320789]  ? check_preemption_disabled+0x48/0x280
[  475.325809]  ? zap_class+0x640/0x640
[  475.329524]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  475.334276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.339810]  ? check_preemption_disabled+0x48/0x280
[  475.344835]  ? __lock_is_held+0xb5/0x140
[  475.348901]  __alloc_pages_nodemask+0xad8/0xea0
[  475.353564]  ? zap_class+0x640/0x640
[  475.357276]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  475.362294]  ? find_held_lock+0x36/0x1c0
[  475.366362]  ? ____cache_alloc_node+0x1c7/0x1e0
[  475.371025]  ? lock_downgrade+0x900/0x900
[  475.375262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.380805]  cache_grow_begin+0xa5/0x8c0
[  475.384865]  ? do_raw_spin_unlock+0xa7/0x330
[  475.389283]  fallback_alloc+0x204/0x2e0
[  475.393260]  ____cache_alloc_node+0x1c7/0x1e0
[  475.397755]  kmem_cache_alloc_node+0xe3/0x730
[  475.402249]  ? lockdep_hardirqs_on+0x296/0x5b0
[  475.406838]  __alloc_skb+0x119/0x770
[  475.410561]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  475.415923]  ? netdev_alloc_frag+0x1f0/0x1f0
[  475.420332]  ? vprintk_default+0x28/0x30
[  475.424753]  ? vprintk_func+0x85/0x181