44.412198]  run_timer_softirq+0x52/0xb0
[  344.416297]  ? rcu_read_lock_sched_held+0x108/0x120
[  344.421445]  __do_softirq+0x30b/0xad8
[  344.425334]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  344.430489]  ? trace_hardirqs_off_caller+0x300/0x300
[  344.435659]  ? retint_kernel+0x1b/0x2d
[  344.439597]  ? schedule+0x108/0x460
[  344.443264]  ? __schedule+0x1ed0/0x1ed0
[  344.447286]  ? trace_hardirqs_off+0xb8/0x300
[  344.451733]  ? ___might_sleep+0x1ed/0x300
[  344.455918]  ? smpboot_thread_fn+0x68b/0xa00
[  344.460377]  ? trace_hardirqs_on+0x310/0x310
[  344.464825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.470406]  ? check_preemption_disabled+0x48/0x200
[  344.475467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.481046]  ? takeover_tasklets+0xa90/0xa90
[  344.485501]  run_ksoftirqd+0x94/0x100
[  344.489356]  smpboot_thread_fn+0x68b/0xa00
[  344.493642]  ? sort_range+0x30/0x30
[  344.497301]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  344.502437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.508034]  ? __kthread_parkme+0xfb/0x1a0
[  344.512311]  kthread+0x35a/0x420
[  344.515715]  ? sort_range+0x30/0x30
[  344.519364]  ? kthread_bind+0x40/0x40
[  344.523203]  ret_from_fork+0x3a/0x50
[  344.526956] warn_alloc_show_mem: 1 callbacks suppressed
[  344.526970] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  344.526972] Mem-Info:
[  344.527005] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  344.527005]  active_file:18 inactive_file:31 isolated_file:0
[  344.527005]  unevictable:0 dirty:0 writeback:0 unstable:0
[  344.527005]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  344.527005]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  344.527005]  free:13670 free_pcp:352 free_cma:0
[  344.532432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  344.539778] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  344.542229] Call Trace:
[  344.575300] Node 0 
[  344.584689]  <IRQ>
[  344.612674] 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
[  344.615254]  dump_stack+0x1c4/0x2b4
[  344.617471] lowmem_reserve[]: 0
[  344.619652]  ? dump_stack_print_info.cold.2+0x52/0x52
[  344.645207]  2815
[  344.648881]  warn_alloc.cold.118+0xb7/0x1bd
[  344.652137]  6318 6318
[  344.657378]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  344.663774]  ? lock_downgrade+0x900/0x900
[  344.666262] Node 0 
[  344.671147]  ? trace_hardirqs_off+0xb8/0x300
[  344.675316] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  344.677559]  ? trace_hardirqs_off+0xb8/0x300
[  344.681946] lowmem_reserve[]: 0
[  344.708758]  __alloc_pages_slowpath+0x2667/0x2d80
[  344.713188]  0 3503
[  344.716535]  ? warn_alloc+0x120/0x120
[  344.721337]  3503
[  344.723611]  ? trace_hardirqs_on+0x310/0x310
[  344.727407] Node 0 
[  344.729485]  ? warn_alloc+0x120/0x120
[  344.729504]  ? print_usage_bug+0xc0/0xc0
[  344.733943] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  344.736174]  ? warn_alloc+0x120/0x120
[  344.739965] lowmem_reserve[]:
[  344.744053]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  344.772716]  0 0
[  344.776587]  ? print_usage_bug+0xc0/0xc0
[  344.779685]  0
[  344.784737]  ? __lock_acquire+0x7ec/0x4ec0
[  344.786698]  0
[  344.790786]  ? __lock_acquire+0x7ec/0x4ec0
[  344.796826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.798619] Node 0 
[  344.802917]  ? should_fail+0x22d/0xd01
[  344.808448] DMA: 1*4kB 
[  344.810729]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  344.814603] (U) 
[  344.817207]  ? __lock_acquire+0x7ec/0x4ec0
[  344.822310] 0*8kB 
[  344.824319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  344.828530] 0*16kB 
[  344.830700]  ? __lock_acquire+0x7ec/0x4ec0
[  344.835787] 1*32kB (U) 
[  344.838055]  ? should_fail+0x22d/0xd01
[  344.842295] 2*64kB 
[  344.844897]  ? print_usage_bug+0xc0/0xc0
[  344.848763] (U) 1*128kB 
[  344.851035]  ? mark_held_locks+0x130/0x130
[  344.855066] (U) 1*256kB 
[  344.857774]  ? mark_held_locks+0x130/0x130
[  344.862035] (U) 
[  344.864729]  ? graph_lock+0x170/0x170
[  344.868950] 0*512kB 
[  344.870946]  ? print_usage_bug+0xc0/0xc0
[  344.874730] 1*1024kB (U) 
[  344.877095]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  344.881141] 1*2048kB 
[  344.883922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.888671] (M) 
[  344.891094]  ? check_preemption_disabled+0x48/0x200
[  344.896676] 3*4096kB (M) 
[  344.898690]  ? check_preemption_disabled+0x48/0x200
[  344.903696] = 15908kB
[  344.903708] Node 0 
[  344.906499]  ? __lock_is_held+0xb5/0x140
[  344.911508] DMA32: 
[  344.913944]  __alloc_pages_nodemask+0xa80/0xde0
[  344.916151] 4*4kB 
[  344.920235]  ? graph_lock+0x170/0x170
[  344.922466] (UM) 
[  344.927152]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  344.929284] 1*8kB (M) 
[  344.933134]  ? graph_lock+0x170/0x170
[  344.935178] 3*16kB 
[  344.940311]  ? find_held_lock+0x36/0x1c0
[  344.942799] (M) 
[  344.946638]  ? ____cache_alloc_node+0x1c7/0x1e0
[  344.948857] 3*32kB (M) 
[  344.953219]  ? lock_downgrade+0x900/0x900
[  344.955183] 1*64kB 
[  344.959872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.962445] (M) 
[  344.966617]  cache_grow_begin+0x91/0x8c0
[  344.968841] 3*128kB 
[  344.974413]  ? do_raw_spin_unlock+0xa7/0x2f0
[  344.976371] (UM) 
[  344.980466]  fallback_alloc+0x203/0x2e0
[  344.982776] 3*256kB (UM) 
[  344.987221]  ____cache_alloc_node+0x1c7/0x1e0
[  344.989268] 4*512kB 
[  344.993266]  kmem_cache_alloc_node+0xe3/0x730
[  344.996017] (UM) 
[  345.000549]  ? ipv6_get_ifaddr+0x42e/0x620
[  345.002865] 3*1024kB 
[  345.007448]  __alloc_skb+0x119/0x770
[  345.009500] (M) 
[  345.013805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  345.016204] 3*2048kB 
[  345.019945]  ? skb_scrub_packet+0x490/0x490
[  345.021905] (M) 
[  345.027213]  ? lock_downgrade+0x900/0x900
[  345.029603] 3*4096kB (M) 
[  345.033965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.035932] = 24936kB
[  345.040108]  ? refcount_sub_and_test_checked+0x203/0x310
[  345.042859] Node 0 
[  345.048436]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  345.050834] Normal: 
[  345.056964]  ? addrconf_rs_timer+0x6f0/0x6f0
[  345.059194] 1267*4kB 
[  345.064679]  ndisc_alloc_skb+0x144/0x340
[  345.066994] (UMEH) 
[  345.071455]  ndisc_send_rs+0x331/0x6e0
[  345.073855] 430*8kB 
[  345.077948]  addrconf_rs_timer+0x3c0/0x6f0
[  345.080197] (UMEH) 
[  345.084148]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.086440] 212*16kB (UMEH) 
[  345.090742]  call_timer_fn+0x272/0x920
[  345.092948] 35*32kB (MH) 
[  345.097225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.100230] 9*64kB (MH) 
[  345.104169]  ? process_timeout+0x40/0x40
[  345.106909] 1*128kB (H) 
[  345.111200]  ? find_held_lock+0x36/0x1c0
[  345.113863] 1*256kB 
[  345.118015]  ? __run_timers+0x7da/0xc70
[  345.120688] (H) 
[  345.124799]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.127092] 0*512kB 0*1024kB 
[  345.131132]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.133079] 0*2048kB 
[  345.137604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.137635]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  345.140747] 0*4096kB 
[  345.145284]  ? trace_hardirqs_on+0xbd/0x310
[  345.147681] = 13980kB
[  345.151940]  ? kasan_check_read+0x11/0x20
[  345.156529] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  345.160028]  ? __run_timers+0x7da/0xc70
[  345.164332] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  345.164340] 4516 total pagecache pages
[  345.166760]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  345.170888] 0 pages in swap cache
[  345.179874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.183853] Swap cache stats: add 0, delete 0, find 0/0
[  345.192476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.196343] Free swap  = 0kB
[  345.196353] Total swap = 0kB
[  345.201819]  __run_timers+0x7e5/0xc70
[  345.205334] 1965979 pages RAM
[  345.209584]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  345.215022] 0 pages HighMem/MovableOnly
[  345.215033] 343324 pages reserved
[  345.219282]  ? check_preemption_disabled+0x48/0x200
[  345.222285] 0 pages cma reserved
[  345.225309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.229174] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  345.232220]  ? rcu_irq_exit+0xce/0x100
[  345.238032] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  345.241965]  ? irq_exit+0xbd/0x1c0
[  345.245429] ksoftirqd/0 cpuset=
[  345.250486]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  345.253836] /
[  345.259401]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  345.265998]  mems_allowed=0
[  345.301555]  ? retint_kernel+0x2d/0x2d
[  345.305475]  ? trace_hardirqs_on_caller+0xc0/0x300
[  345.310441]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  345.315235]  ? trace_hardirqs_off_caller+0x300/0x300
[  345.320377]  ? graph_lock+0x170/0x170
[  345.324224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.329804]  ? check_preemption_disabled+0x48/0x200
[  345.334874]  ? __lock_is_held+0xb5/0x140
[  345.338973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.344596]  ? check_preemption_disabled+0x48/0x200
[  345.349700]  run_timer_softirq+0x52/0xb0
[  345.353797]  ? rcu_read_lock_sched_held+0x108/0x120
[  345.358859]  __do_softirq+0x30b/0xad8
[  345.362704]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  345.367852]  ? pvclock_read_flags+0x160/0x160
[  345.372383]  ? lapic_next_event+0x5a/0x90
[  345.376564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.382150]  ? check_preemption_disabled+0x48/0x200
[  345.387208]  ? check_preemption_disabled+0x48/0x200
[  345.392279]  ? kvm_clock_read+0x18/0x30
[  345.396288]  ? kvm_sched_clock_read+0x9/0x20
[  345.400775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.406359]  ? check_preemption_disabled+0x48/0x200
[  345.411434]  irq_exit+0x17f/0x1c0
[  345.414928]  smp_apic_timer_interrupt+0x1cb/0x760
[  345.419814]  ? smp_reschedule_interrupt+0x109/0x650
[  345.424874]  ? smp_call_function_single_interrupt+0x650/0x650
[  345.430814]  ? interrupt_entry+0xb5/0xf0
[  345.434919]  ? trace_hardirqs_off_caller+0xbb/0x300
[  345.440007]  ? trace_hardirqs_off_caller+0xbb/0x300
[  345.445062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.449950]  ? trace_hardirqs_off+0x300/0x300
[  345.454488]  ? trace_hardirqs_off+0x300/0x300
[  345.459033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.464612]  ? check_preemption_disabled+0x48/0x200
[  345.469680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.475278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.480200]  apic_timer_interrupt+0xf/0x20
[  345.484471]  </IRQ>
[  345.486735] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  345.491701] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  345.510633] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  345.519865] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  345.527175] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  345.534497] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  345.541804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  345.549123] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  345.556503]  skb_clone+0x1bb/0x500
[  345.560083]  ? skb_split+0x11e0/0x11e0
[  345.564023]  ? preempt_notifier_register+0x200/0x200
[  345.569185]  ? __switch_to_asm+0x34/0x70
[  345.573284]  ? __switch_to_asm+0x34/0x70
[  345.577388]  ? __switch_to_asm+0x40/0x70
[  345.581502]  ? __switch_to_asm+0x34/0x70
[  345.585602]  ? __switch_to_asm+0x40/0x70
[  345.589712]  ? __switch_to_asm+0x40/0x70
[  345.593812]  ? __switch_to_asm+0x34/0x70
[  345.597918]  ? __switch_to_asm+0x34/0x70
[  345.602046]  ? __switch_to_asm+0x40/0x70
[  345.606154]  ? __switch_to_asm+0x34/0x70
[  345.610264]  bpf_clone_redirect+0xb9/0x490
[  345.614568]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  345.619690]  ? __sched_text_start+0x8/0x8
[  345.623884]  ? retint_kernel+0x2d/0x2d
[  345.627838]  ? find_held_lock+0x36/0x1c0
[  345.631952]  ? lock_acquire+0x1ed/0x520
[  345.635966]  ? bpf_test_run+0x32e/0x5a0
[  345.639990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.645584]  ? check_preemption_disabled+0x48/0x200
[  345.650665]  ? kasan_check_read+0x11/0x20
[  345.654888]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  345.660220]  ? rcu_bh_qs+0xc0/0xc0
[  345.663804]  ? preempt_schedule+0x4d/0x60
[  345.668013]  ? ___preempt_schedule+0x16/0x18
[  345.672564]  ? bpf_test_run+0x1c0/0x5a0
[  345.676594]  ? netlink_diag_dump+0x2a0/0x2a0
[  345.681065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.686655]  ? bpf_test_init.isra.9+0x70/0x100
[  345.691289]  ? bpf_prog_test_run_skb+0x634/0xb40
[  345.696103]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  345.701000]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  345.706587]  ? fput+0x130/0x1a0
[  345.709903]  ? __bpf_prog_get+0x9b/0x290
[  345.714014]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  345.718935]  ? bpf_prog_test_run+0x130/0x1a0
[  345.723402]  ? __x64_sys_bpf+0x3d8/0x510
[  345.727555]  ? bpf_prog_get+0x20/0x20
[  345.731470]  ? do_syscall_64+0x1b9/0x820
[  345.735598]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  345.741026]  ? syscall_return_slowpath+0x5e0/0x5e0
[  345.746011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.750943]  ? trace_hardirqs_off+0x300/0x300
[  345.755493]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  345.760602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.766207]  ? prepare_exit_to_usermode+0x291/0x3b0
[  345.771290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.776213]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  345.781649] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  345.781783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  345.788584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  345.788604] Call Trace:
[  345.795344] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  345.804588]  dump_stack+0x1c4/0x2b4
[  345.807168] syz-executor1 cpuset=
[  345.817884]  ? dump_stack_print_info.cold.2+0x52/0x52
[  345.821608] syz1
[  345.825109]  warn_alloc.cold.118+0xb7/0x1bd
[  345.830324]  mems_allowed=0
[  345.832332]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  345.844498]  ? lock_downgrade+0x900/0x900
[  345.848783]  ? trace_hardirqs_off+0xb8/0x300
[  345.853273]  ? trace_hardirqs_off+0xb8/0x300
[  345.857788]  __alloc_pages_slowpath+0x2667/0x2d80
[  345.862723]  ? warn_alloc+0x120/0x120
[  345.866587]  ? warn_alloc+0x120/0x120
[  345.870452]  ? print_usage_bug+0xc0/0xc0
[  345.874565]  ? warn_alloc+0x120/0x120
[  345.878421]  ? print_usage_bug+0xc0/0xc0
[  345.882536]  ? __lock_acquire+0x7ec/0x4ec0
[  345.886836]  ? __lock_acquire+0x7ec/0x4ec0
[  345.891167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.896780]  ? should_fail+0x22d/0xd01
[  345.900729]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.905903]  ? __lock_acquire+0x7ec/0x4ec0
[  345.910210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.915375]  ? __lock_acquire+0x7ec/0x4ec0
[  345.919678]  ? should_fail+0x22d/0xd01
[  345.923748]  ? mark_held_locks+0x130/0x130
[  345.928044]  ? mark_held_locks+0x130/0x130
[  345.932387]  ? graph_lock+0x170/0x170
[  345.936254]  ? graph_lock+0x170/0x170
[  345.940122]  ? graph_lock+0x170/0x170
[  345.944009]  ? print_usage_bug+0xc0/0xc0
[  345.948139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.953757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.959373]  ? check_preemption_disabled+0x48/0x200
[  345.964465]  ? check_preemption_disabled+0x48/0x200
[  345.969574]  ? __lock_is_held+0xb5/0x140
[  345.973722]  __alloc_pages_nodemask+0xa80/0xde0
[  345.978461]  ? graph_lock+0x170/0x170
[  345.982329]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  345.987415]  ? graph_lock+0x170/0x170
[  345.991286]  ? find_held_lock+0x36/0x1c0
[  345.995421]  ? ____cache_alloc_node+0x1c7/0x1e0
[  346.000160]  ? lock_downgrade+0x900/0x900
[  346.004384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.010985]  cache_grow_begin+0x91/0x8c0
[  346.015305]  ? do_raw_spin_unlock+0xa7/0x2f0
[  346.019789]  fallback_alloc+0x203/0x2e0
[  346.023863]  ____cache_alloc_node+0x1c7/0x1e0
[  346.028433]  kmem_cache_alloc_node+0xe3/0x730
[  346.033014]  ? ipv6_get_ifaddr+0x42e/0x620
[  346.037340]  __alloc_skb+0x119/0x770
[  346.041299]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  346.050600]  ? skb_scrub_packet+0x490/0x490
[  346.057414]  ? lock_downgrade+0x900/0x900
[  346.061822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.067437]  ? refcount_sub_and_test_checked+0x203/0x310
[  346.073017]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  346.078540]  ? addrconf_rs_timer+0x6f0/0x6f0
[  346.083048]  ndisc_alloc_skb+0x144/0x340
[  346.087176]  ndisc_send_rs+0x331/0x6e0
[  346.091165]  addrconf_rs_timer+0x3c0/0x6f0
[  346.095484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.099816]  call_timer_fn+0x272/0x920
[  346.103763]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.108047]  ? process_timeout+0x40/0x40
[  346.112155]  ? find_held_lock+0x36/0x1c0
[  346.116301]  ? __run_timers+0x7da/0xc70
[  346.120344]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.124924]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.129488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.133797]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  346.138445]  ? trace_hardirqs_on+0xbd/0x310
[  346.142937]  ? kasan_check_read+0x11/0x20
[  346.147255]  ? __run_timers+0x7da/0xc70
[  346.151288]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  346.156813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.161153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.165456]  __run_timers+0x7e5/0xc70
[  346.169358]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  346.174804]  ? compat_start_thread+0x80/0x80
[  346.179290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.185013]  ? _raw_spin_unlock_irq+0x60/0x80
[  346.189564]  ? finish_task_switch+0x1f5/0x900
[  346.194122]  ? finish_task_switch+0x1b5/0x900
[  346.198690]  ? __switch_to_asm+0x34/0x70
[  346.202842]  ? preempt_notifier_register+0x200/0x200
[  346.208004]  ? __switch_to_asm+0x34/0x70
[  346.212134]  ? __switch_to_asm+0x40/0x70
[  346.216269]  ? __switch_to_asm+0x34/0x70
[  346.220405]  ? __switch_to_asm+0x40/0x70
[  346.224527]  ? __switch_to_asm+0x34/0x70
[  346.228665]  ? __switch_to_asm+0x40/0x70
[  346.232776]  ? __switch_to_asm+0x40/0x70
[  346.236893]  ? pvclock_read_flags+0x160/0x160
[  346.241450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.247039]  ? check_preemption_disabled+0x48/0x200
[  346.252150]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  346.257782]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  346.263121]  ? rcu_pm_notify+0xc0/0xc0
[  346.267049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.272657]  ? check_preemption_disabled+0x48/0x200
[  346.277760]  run_timer_softirq+0x52/0xb0
[  346.281907]  ? rcu_read_lock_sched_held+0x108/0x120
[  346.286981]  __do_softirq+0x30b/0xad8
[  346.290879]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  346.296027]  ? trace_hardirqs_off_caller+0x300/0x300
[  346.301181]  ? retint_kernel+0x1b/0x2d
[  346.305130]  ? schedule+0x108/0x460
[  346.308817]  ? __schedule+0x1ed0/0x1ed0
[  346.312851]  ? trace_hardirqs_off+0xb8/0x300
[  346.317323]  ? ___might_sleep+0x1ed/0x300
[  346.321520]  ? smpboot_thread_fn+0x68b/0xa00
[  346.325990]  ? trace_hardirqs_on+0x310/0x310
[  346.330453]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.336042]  ? check_preemption_disabled+0x48/0x200
[  346.341115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.346733]  ? takeover_tasklets+0xa90/0xa90
[  346.351239]  run_ksoftirqd+0x94/0x100
[  346.355086]  smpboot_thread_fn+0x68b/0xa00
[  346.359382]  ? sort_range+0x30/0x30
[  346.363064]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  346.368234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.373840]  ? __kthread_parkme+0xfb/0x1a0
[  346.378138]  kthread+0x35a/0x420
[  346.381576]  ? sort_range+0x30/0x30
[  346.385258]  ? kthread_bind+0x40/0x40
[  346.389113]  ret_from_fork+0x3a/0x50
[  346.392886] warn_alloc_show_mem: 1 callbacks suppressed
[  346.392902] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  346.392904] Mem-Info:
[  346.392943] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  346.392943]  active_file:18 inactive_file:31 isolated_file:0
[  346.392943]  unevictable:0 dirty:0 writeback:0 unstable:0
[  346.392943]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  346.392943]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  346.392943]  free:13670 free_pcp:352 free_cma:0
[  346.398355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.405682] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  346.408105] Call Trace:
[  346.441224] Node 0 
[  346.450628]  <IRQ>
[  346.478635] 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
[  346.481215]  dump_stack+0x1c4/0x2b4
[  346.483426] lowmem_reserve[]:
[  346.485602]  ? dump_stack_print_info.cold.2+0x52/0x52
[  346.511092]  0 2815
[  346.514803]  warn_alloc.cold.118+0xb7/0x1bd
[  346.517887]  6318
[  346.523136]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  346.525338]  6318
[  346.529712]  ? lock_downgrade+0x900/0x900
[  346.531758] Node 0 
[  346.536665]  ? trace_hardirqs_off+0xb8/0x300
[  346.538731] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  346.542906]  ? trace_hardirqs_off+0xb8/0x300
[  346.545118] lowmem_reserve[]: 0
[  346.549604]  __alloc_pages_slowpath+0x2667/0x2d80
[  346.577632]  0
[  346.582100]  ? warn_alloc+0x120/0x120
[  346.585338]  3503 3503
[  346.590254]  ? trace_hardirqs_on+0x310/0x310
[  346.595876]  ? warn_alloc+0x120/0x120
[  346.598355] Node 0 
[  346.602821]  ? print_usage_bug+0xc0/0xc0
[  346.606648] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  346.608874]  ? warn_alloc+0x120/0x120
[  346.612909] lowmem_reserve[]: 0
[  346.641574]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  346.641594]  ? print_usage_bug+0xc0/0xc0
[  346.645393]  0
[  346.648686]  ? __lock_acquire+0x7ec/0x4ec0
[  346.653680]  0
[  346.657759]  ? __lock_acquire+0x7ec/0x4ec0
[  346.659547]  0
[  346.663782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.665569] Node 0 
[  346.669812]  ? should_fail+0x22d/0xd01
[  346.671594] DMA: 1*4kB 
[  346.677664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.679883] (U) 
[  346.683773]  ? __lock_acquire+0x7ec/0x4ec0
[  346.686337] 0*8kB 0*16kB 
[  346.691453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.693436] 1*32kB 
[  346.697675]  ? __lock_acquire+0x7ec/0x4ec0
[  346.700436] (U) 
[  346.705546]  ? should_fail+0x22d/0xd01
[  346.707779] 2*64kB (U) 
[  346.712022]  ? print_usage_bug+0xc0/0xc0
[  346.713987] 1*128kB 
[  346.717889]  ? mark_held_locks+0x130/0x130
[  346.720463] (U) 1*256kB (U) 
[  346.724539]  ? mark_held_locks+0x130/0x130
[  346.726847] 0*512kB 1*1024kB 
[  346.731106]  ? graph_lock+0x170/0x170
[  346.734188] (U) 
[  346.738421]  ? print_usage_bug+0xc0/0xc0
[  346.741508] 1*2048kB 
[  346.745306]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  346.747261] (M) 
[  346.751330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.753726] 3*4096kB 
[  346.758516]  ? check_preemption_disabled+0x48/0x200
[  346.760469] (M) = 15908kB
[  346.766039]  ? check_preemption_disabled+0x48/0x200
[  346.768445] Node 0 
[  346.773510]  ? __lock_is_held+0xb5/0x140
[  346.776240] DMA32: 4*4kB 
[  346.781317]  __alloc_pages_nodemask+0xa80/0xde0
[  346.783532] (UM) 
[  346.787624]  ? graph_lock+0x170/0x170
[  346.790370] 1*8kB (M) 
[  346.795076]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  346.797128] 3*16kB 
[  346.800984]  ? graph_lock+0x170/0x170
[  346.803462] (M) 3*32kB (M) 
[  346.808555]  ? find_held_lock+0x36/0x1c0
[  346.810771] 1*64kB 
[  346.814606]  ? ____cache_alloc_node+0x1c7/0x1e0
[  346.817533] (M) 3*128kB 
[  346.821642]  ? lock_downgrade+0x900/0x900
[  346.823868] (UM) 
[  346.828563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.831217] 3*256kB 
[  346.835424]  cache_grow_begin+0x91/0x8c0
[  346.837475] (UM) 
[  346.843038]  ? do_raw_spin_unlock+0xa7/0x2f0
[  346.845344] 4*512kB 
[  346.849430]  fallback_alloc+0x203/0x2e0
[  346.851466] (UM) 3*1024kB 
[  346.855922]  ____cache_alloc_node+0x1c7/0x1e0
[  346.858228] (M) 
[  346.862250]  kmem_cache_alloc_node+0xe3/0x730
[  346.865079] 3*2048kB (M) 
[  346.869628]  ? ipv6_get_ifaddr+0x42e/0x620
[  346.871589] 3*4096kB 
[  346.876105]  __alloc_skb+0x119/0x770
[  346.878862] (M) 
[  346.883124]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  346.885518] = 24936kB
[  346.889269]  ? skb_scrub_packet+0x490/0x490
[  346.891236] Node 0 
[  346.896535]  ? lock_downgrade+0x900/0x900
[  346.898936] Normal: 
[  346.903366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.905622] 1267*4kB 
[  346.909793]  ? refcount_sub_and_test_checked+0x203/0x310
[  346.912120] (UMEH) 430*8kB 
[  346.917706]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  346.920098] (UMEH) 
[  346.925576]  ? addrconf_rs_timer+0x6f0/0x6f0
[  346.928499] 212*16kB 
[  346.933978]  ndisc_alloc_skb+0x144/0x340
[  346.936192] (UMEH) 35*32kB 
[  346.940645]  ndisc_send_rs+0x331/0x6e0
[  346.943042] (MH) 
[  346.947167]  addrconf_rs_timer+0x3c0/0x6f0
[  346.950089] 9*64kB 
[  346.954011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.956051] (MH) 
[  346.960310]  call_timer_fn+0x272/0x920
[  346.962534] 1*128kB 
[  346.966794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.968836] (H) 
[  346.972750]  ? process_timeout+0x40/0x40
[  346.975052] 1*256kB 
[  346.979318]  ? find_held_lock+0x36/0x1c0
[  346.981278] (H) 
[  346.985381]  ? __run_timers+0x7da/0xc70
[  346.987680] 0*512kB 0*1024kB 
[  346.991783]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.993737] 0*2048kB 
[  346.997738]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.000842] 0*4096kB 
[  347.005390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.007776] = 13980kB
[  347.007792] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  347.012319]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  347.014715] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  347.014726] 4516 total pagecache pages
[  347.018995]  ? trace_hardirqs_on+0xbd/0x310
[  347.021395] 0 pages in swap cache
[  347.030246]  ? kasan_check_read+0x11/0x20
[  347.030271]  ? __run_timers+0x7da/0xc70
[  347.034868] Swap cache stats: add 0, delete 0, find 0/0
[  347.043516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  347.047395] Free swap  = 0kB
[  347.047406] Total swap = 0kB
[  347.052347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.052360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.052371]  __run_timers+0x7e5/0xc70
[  347.052388]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  347.052396]  ? check_preemption_disabled+0x48/0x200
[  347.052405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.052418]  ? rcu_irq_exit+0xce/0x100
[  347.052428]  ? irq_exit+0xbd/0x1c0
[  347.052439]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  347.052451]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  347.052461]  ? retint_kernel+0x2d/0x2d
[  347.052470]  ? trace_hardirqs_on_caller+0xc0/0x300
[  347.052478]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  347.052487]  ? trace_hardirqs_off_caller+0x300/0x300
[  347.052497]  ? graph_lock+0x170/0x170
[  347.052507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.052514]  ? check_preemption_disabled+0x48/0x200
[  347.052528]  ? __lock_is_held+0xb5/0x140
[  347.052536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.052544]  ? check_preemption_disabled+0x48/0x200
[  347.052555]  run_timer_softirq+0x52/0xb0
[  347.052563]  ? rcu_read_lock_sched_held+0x108/0x120
[  347.052571]  __do_softirq+0x30b/0xad8
[  347.052585]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  347.052598]  ? pvclock_read_flags+0x160/0x160
[  347.052606]  ? lapic_next_event+0x5a/0x90
[  347.052616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.052627]  ? check_preemption_disabled+0x48/0x200
[  347.052637]  ? check_preemption_disabled+0x48/0x200
[  347.052664]  ? kvm_clock_read+0x18/0x30
[  347.056135] 1965979 pages RAM
[  347.060321]  ? kvm_sched_clock_read+0x9/0x20
[  347.064284] 0 pages HighMem/MovableOnly
[  347.064298] 343324 pages reserved
[  347.069700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.075147] 0 pages cma reserved
[  347.075270] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  347.078207]  ? check_preemption_disabled+0x48/0x200
[  347.081372] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.085501]  irq_exit+0x17f/0x1c0
[  347.089732] ksoftirqd/0 cpuset=
[  347.093574]  smp_apic_timer_interrupt+0x1cb/0x760
[  347.098934] /
[  347.103997]  ? smp_reschedule_interrupt+0x109/0x650
[  347.109526]  mems_allowed=0
[  347.291088]  ? smp_call_function_single_interrupt+0x650/0x650
[  347.297045]  ? interrupt_entry+0xb5/0xf0
[  347.301165]  ? trace_hardirqs_off_caller+0xbb/0x300
[  347.306221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  347.311284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.316189]  ? trace_hardirqs_off+0x300/0x300
[  347.320730]  ? trace_hardirqs_off+0x300/0x300
[  347.325270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.330856]  ? check_preemption_disabled+0x48/0x200
[  347.335934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.341538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.346481]  apic_timer_interrupt+0xf/0x20
[  347.350754]  </IRQ>
[  347.353017] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  347.357980] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  347.376915] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  347.384664] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  347.391961] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  347.399265] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  347.406571] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  347.413866] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  347.421213]  skb_clone+0x1bb/0x500
[  347.424809]  ? skb_split+0x11e0/0x11e0
[  347.428737]  ? preempt_notifier_register+0x200/0x200
[  347.433903]  ? __switch_to_asm+0x34/0x70
[  347.438028]  ? __switch_to_asm+0x34/0x70
[  347.442120]  ? __switch_to_asm+0x40/0x70
[  347.446247]  ? __switch_to_asm+0x34/0x70
[  347.450345]  ? __switch_to_asm+0x40/0x70
[  347.454440]  ? __switch_to_asm+0x40/0x70
[  347.458543]  ? __switch_to_asm+0x34/0x70
[  347.462664]  ? __switch_to_asm+0x34/0x70
[  347.466774]  ? __switch_to_asm+0x40/0x70
[  347.470881]  ? __switch_to_asm+0x34/0x70
[  347.474995]  bpf_clone_redirect+0xb9/0x490
[  347.479284]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  347.484353]  ? __sched_text_start+0x8/0x8
[  347.488549]  ? retint_kernel+0x2d/0x2d
[  347.492510]  ? find_held_lock+0x36/0x1c0
[  347.496621]  ? lock_acquire+0x1ed/0x520
[  347.500635]  ? bpf_test_run+0x32e/0x5a0
[  347.504650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.510244]  ? check_preemption_disabled+0x48/0x200
[  347.515338]  ? kasan_check_read+0x11/0x20
[  347.519547]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  347.524871]  ? rcu_bh_qs+0xc0/0xc0
[  347.528452]  ? preempt_schedule+0x4d/0x60
[  347.532652]  ? ___preempt_schedule+0x16/0x18
[  347.537119]  ? bpf_test_run+0x1c0/0x5a0
[  347.541154]  ? netlink_diag_dump+0x2a0/0x2a0
[  347.545635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.551222]  ? bpf_test_init.isra.9+0x70/0x100
[  347.555860]  ? bpf_prog_test_run_skb+0x634/0xb40
[  347.560670]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  347.565559]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  347.571150]  ? fput+0x130/0x1a0
[  347.574480]  ? __bpf_prog_get+0x9b/0x290
[  347.578590]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  347.583486]  ? bpf_prog_test_run+0x130/0x1a0
[  347.587949]  ? __x64_sys_bpf+0x3d8/0x510
[  347.592051]  ? bpf_prog_get+0x20/0x20
[  347.595923]  ? do_syscall_64+0x1b9/0x820
[  347.600024]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  347.605430]  ? syscall_return_slowpath+0x5e0/0x5e0
[  347.610409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.615318]  ? trace_hardirqs_off+0x300/0x300
[  347.619858]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  347.624922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.630512]  ? prepare_exit_to_usermode+0x291/0x3b0
[  347.635597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.640507]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  347.645938] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  347.646046] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  347.652736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  347.652743] Call Trace:
[  347.652777]  dump_stack+0x1c4/0x2b4
[  347.652792]  ? dump_stack_print_info.cold.2+0x52/0x52
[  347.652816]  warn_alloc.cold.118+0xb7/0x1bd
[  347.652832]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.652853]  ? lock_downgrade+0x900/0x900
[  347.659543] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.668806]  ? trace_hardirqs_off+0xb8/0x300
[  347.671389] syz-executor1 cpuset=
[  347.675040]  ? trace_hardirqs_off+0xb8/0x300
[  347.680230] syz1
[  347.684584]  __alloc_pages_slowpath+0x2667/0x2d80
[  347.689448]  mems_allowed=0
[  347.693651]  ? warn_alloc+0x120/0x120
[  347.729961]  ? warn_alloc+0x120/0x120
[  347.733801]  ? print_usage_bug+0xc0/0xc0
[  347.737905]  ? warn_alloc+0x120/0x120
[  347.741740]  ? print_usage_bug+0xc0/0xc0
[  347.745838]  ? __lock_acquire+0x7ec/0x4ec0
[  347.750102]  ? __lock_acquire+0x7ec/0x4ec0
[  347.754407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.760006]  ? should_fail+0x22d/0xd01
[  347.763934]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.769095]  ? __lock_acquire+0x7ec/0x4ec0
[  347.773382]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.778528]  ? __lock_acquire+0x7ec/0x4ec0
[  347.782799]  ? should_fail+0x22d/0xd01
[  347.786714]  ? print_usage_bug+0xc0/0xc0
[  347.790815]  ? mark_held_locks+0x130/0x130
[  347.795109]  ? mark_held_locks+0x130/0x130
[  347.799388]  ? graph_lock+0x170/0x170
[  347.803244]  ? print_usage_bug+0xc0/0xc0
[  347.807364]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  347.812183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.817756]  ? check_preemption_disabled+0x48/0x200
[  347.822804]  ? check_preemption_disabled+0x48/0x200
[  347.827874]  ? __lock_is_held+0xb5/0x140
[  347.831985]  __alloc_pages_nodemask+0xa80/0xde0
[  347.836698]  ? graph_lock+0x170/0x170
[  347.840547]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  347.845638]  ? graph_lock+0x170/0x170
[  347.849504]  ? find_held_lock+0x36/0x1c0
[  347.853642]  ? ____cache_alloc_node+0x1c7/0x1e0
[  347.858368]  ? lock_downgrade+0x900/0x900
[  347.862559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.868168]  cache_grow_begin+0x91/0x8c0
[  347.872302]  ? do_raw_spin_unlock+0xa7/0x2f0
[  347.876760]  fallback_alloc+0x203/0x2e0
[  347.880810]  ____cache_alloc_node+0x1c7/0x1e0
[  347.885403]  kmem_cache_alloc_node+0xe3/0x730
[  347.889976]  ? ipv6_get_ifaddr+0x42e/0x620
[  347.894265]  __alloc_skb+0x119/0x770
[  347.898029]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  347.903359]  ? skb_scrub_packet+0x490/0x490
[  347.907721]  ? lock_downgrade+0x900/0x900
[  347.911918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.917493]  ? refcount_sub_and_test_checked+0x203/0x310
[  347.923000]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  347.928500]  ? addrconf_rs_timer+0x6f0/0x6f0
[  347.932973]  ndisc_alloc_skb+0x144/0x340
[  347.937077]  ndisc_send_rs+0x331/0x6e0
[  347.941021]  addrconf_rs_timer+0x3c0/0x6f0
[  347.945357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.949675]  call_timer_fn+0x272/0x920
[  347.953608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.957907]  ? process_timeout+0x40/0x40
[  347.962036]  ? find_held_lock+0x36/0x1c0
[  347.966146]  ? __run_timers+0x7da/0xc70
[  347.970183]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.974725]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.979270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.983552]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  347.988181]  ? trace_hardirqs_on+0xbd/0x310
[  347.992567]  ? kasan_check_read+0x11/0x20
[  347.996750]  ? __run_timers+0x7da/0xc70
[  348.000765]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  348.006385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.010699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.014986]  __run_timers+0x7e5/0xc70
[  348.018862]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  348.024271]  ? compat_start_thread+0x80/0x80
[  348.028744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.034344]  ? _raw_spin_unlock_irq+0x60/0x80
[  348.040051]  ? finish_task_switch+0x1f5/0x900
[  348.044603]  ? finish_task_switch+0x1b5/0x900
[  348.049781]  ? __switch_to_asm+0x34/0x70
[  348.053906]  ? preempt_notifier_register+0x200/0x200
[  348.059058]  ? __switch_to_asm+0x34/0x70
[  348.063171]  ? __switch_to_asm+0x40/0x70
[  348.067278]  ? __switch_to_asm+0x34/0x70
[  348.071422]  ? __switch_to_asm+0x40/0x70
[  348.075573]  ? __switch_to_asm+0x34/0x70
[  348.080409]  ? __switch_to_asm+0x40/0x70
[  348.084539]  ? __switch_to_asm+0x40/0x70
[  348.088662]  ? pvclock_read_flags+0x160/0x160
[  348.093212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.098820]  ? check_preemption_disabled+0x48/0x200
[  348.103911]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  348.109521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  348.114896]  ? rcu_pm_notify+0xc0/0xc0
[  348.118835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.124448]  ? check_preemption_disabled+0x48/0x200
[  348.129582]  run_timer_softirq+0x52/0xb0
[  348.133701]  ? rcu_read_lock_sched_held+0x108/0x120
[  348.138784]  __do_softirq+0x30b/0xad8
[  348.142652]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  348.147814]  ? trace_hardirqs_off_caller+0x300/0x300
[  348.152994]  ? retint_kernel+0x1b/0x2d
[  348.156951]  ? schedule+0x108/0x460
[  348.160739]  ? __schedule+0x1ed0/0x1ed0
[  348.164787]  ? trace_hardirqs_off+0xb8/0x300
[  348.169256]  ? ___might_sleep+0x1ed/0x300
[  348.173485]  ? smpboot_thread_fn+0x68b/0xa00
[  348.178004]  ? trace_hardirqs_on+0x310/0x310
[  348.182569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.188653]  ? check_preemption_disabled+0x48/0x200
[  348.193745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.199366]  ? takeover_tasklets+0xa90/0xa90
[  348.203939]  run_ksoftirqd+0x94/0x100
[  348.207793]  smpboot_thread_fn+0x68b/0xa00
[  348.212129]  ? sort_range+0x30/0x30
[  348.215862]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  348.221046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.226807]  ? __kthread_parkme+0xfb/0x1a0
[  348.231097]  kthread+0x35a/0x420
[  348.234487]  ? sort_range+0x30/0x30
[  348.238261]  ? kthread_bind+0x40/0x40
[  348.242112]  ret_from_fork+0x3a/0x50
[  348.245862] warn_alloc_show_mem: 1 callbacks suppressed
[  348.245881] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  348.245887] Mem-Info:
[  348.245940] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  348.245940]  active_file:18 inactive_file:31 isolated_file:0
[  348.245940]  unevictable:0 dirty:0 writeback:0 unstable:0
[  348.245940]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  348.245940]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  348.245940]  free:13670 free_pcp:352 free_cma:0
[  348.251294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  348.251331] Call Trace:
[  348.258803] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  348.261260]  <IRQ>
[  348.294428] Node 0 
[  348.303904]  dump_stack+0x1c4/0x2b4
[  348.303945]  ? dump_stack_print_info.cold.2+0x52/0x52
[  348.306643] 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
[  348.334582]  warn_alloc.cold.118+0xb7/0x1bd
[  348.334613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  348.336792] lowmem_reserve[]:
[  348.339038]  ? lock_downgrade+0x900/0x900
[  348.342691]  0
[  348.347907]  ? trace_hardirqs_off+0xb8/0x300
[  348.347932]  ? trace_hardirqs_off+0xb8/0x300
[  348.373685]  2815
[  348.378079]  __alloc_pages_slowpath+0x2667/0x2d80
[  348.383057]  6318 6318
[  348.386231]  ? warn_alloc+0x120/0x120
[  348.392262]  ? trace_hardirqs_on+0x310/0x310
[  348.396700] Node 0 
[  348.401334]  ? warn_alloc+0x120/0x120
[  348.401365]  ? print_usage_bug+0xc0/0xc0
[  348.403558] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  348.408388]  ? warn_alloc+0x120/0x120
[  348.408426]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  348.410948] lowmem_reserve[]:
[  348.414765]  ? print_usage_bug+0xc0/0xc0
[  348.414806]  ? __lock_acquire+0x7ec/0x4ec0
[  348.419276]  0
[  348.421529]  ? __lock_acquire+0x7ec/0x4ec0
[  348.421560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.425376]  0 3503
[  348.429484]  ? should_fail+0x22d/0xd01
[  348.429525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.456310]  3503
[  348.460111]  ? __lock_acquire+0x7ec/0x4ec0
[  348.460135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.468441]  ? __lock_acquire+0x7ec/0x4ec0
[  348.468467]  ? should_fail+0x22d/0xd01
[  348.472558] Node 0 
[  348.476807]  ? print_usage_bug+0xc0/0xc0
[  348.476845]  ? mark_held_locks+0x130/0x130
[  348.478720] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  348.483004]  ? mark_held_locks+0x130/0x130
[  348.483030]  ? graph_lock+0x170/0x170
[  348.488614] lowmem_reserve[]:
[  348.490897]  ? print_usage_bug+0xc0/0xc0
[  348.494805]  0
[  348.499973]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  348.500007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.502083]  0
[  348.506336]  ? check_preemption_disabled+0x48/0x200
[  348.506365]  ? check_preemption_disabled+0x48/0x200
[  348.511550]  0
[  348.515824]  ? __lock_is_held+0xb5/0x140
[  348.519748]  0
[  348.522014]  __alloc_pages_nodemask+0xa80/0xde0
[  348.526065] Node 0 
[  348.530360]  ? graph_lock+0x170/0x170
[  348.559104] DMA: 
[  348.563379]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  348.567225] 1*4kB 
[  348.570341]  ? graph_lock+0x170/0x170
[  348.570383]  ? find_held_lock+0x36/0x1c0
[  348.574625] (U) 
[  348.576461]  ? ____cache_alloc_node+0x1c7/0x1e0
[  348.581319] 0*8kB 0*16kB 
[  348.586917]  ? lock_downgrade+0x900/0x900
[  348.586964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.588813] 1*32kB 
[  348.593939]  cache_grow_begin+0x91/0x8c0
[  348.593980]  ? do_raw_spin_unlock+0xa7/0x2f0
[  348.599035] (U) 2*64kB 
[  348.600906]  fallback_alloc+0x203/0x2e0
[  348.605155] (U) 
[  348.607001]  ____cache_alloc_node+0x1c7/0x1e0
[  348.611762] 1*128kB 
[  348.614015]  kmem_cache_alloc_node+0xe3/0x730
[  348.617827] (U) 
[  348.619924]  ? ipv6_get_ifaddr+0x42e/0x620
[  348.624965] 1*256kB (U) 
[  348.627171]  __alloc_skb+0x119/0x770
[  348.630989] 0*512kB 
[  348.635105]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  348.635132]  ? skb_scrub_packet+0x490/0x490
[  348.637126] 1*1024kB 
[  348.641817]  ? lock_downgrade+0x900/0x900
[  348.641854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.644663] (U) 
[  348.648829]  ? refcount_sub_and_test_checked+0x203/0x310
[  348.654594] 1*2048kB 
[  348.656875]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  348.660946] (M) 
[  348.665379]  ? addrconf_rs_timer+0x6f0/0x6f0
[  348.665418]  ndisc_alloc_skb+0x144/0x340
[  348.668031] 3*4096kB 
[  348.672039]  ndisc_send_rs+0x331/0x6e0
[  348.674013] (M) 
[  348.678629]  addrconf_rs_timer+0x3c0/0x6f0
[  348.678665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.681027] = 15908kB
[  348.685561]  call_timer_fn+0x272/0x920
[  348.687551] Node 0 
[  348.691818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.691850]  ? process_timeout+0x40/0x40
[  348.694550] DMA32: 
[  348.698272]  ? find_held_lock+0x36/0x1c0
[  348.698301]  ? __run_timers+0x7da/0xc70
[  348.700672] 4*4kB 
[  348.706063]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.710398] (UM) 
[  348.712820]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.712853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.717042] 1*8kB (M) 
[  348.722638]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  348.722681]  ? trace_hardirqs_on+0xbd/0x310
[  348.724764] 3*16kB 
[  348.730228]  ? kasan_check_read+0x11/0x20
[  348.730261]  ? __run_timers+0x7da/0xc70
[  348.732693] (M) 
[  348.738196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  348.738231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.740258] 3*32kB 
[  348.744681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.744715]  __run_timers+0x7e5/0xc70
[  348.748785] (M) 
[  348.751210]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  348.755071] 1*64kB (M) 
[  348.757189]  ? check_preemption_disabled+0x48/0x200
[  348.757218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.761467] 3*128kB 
[  348.765762]  ? rcu_irq_exit+0xce/0x100
[  348.768184] (UM) 
[  348.772095]  ? irq_exit+0xbd/0x1c0
[  348.774338] 3*256kB 
[  348.778703]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  348.778745]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  348.782860] (UM) 
[  348.785122]  ? retint_kernel+0x2d/0x2d
[  348.789194] 4*512kB 
[  348.793404]  ? trace_hardirqs_on_caller+0xc0/0x300
[  348.795571] (UM) 
[  348.800076]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  348.800105]  ? trace_hardirqs_off_caller+0x300/0x300
[  348.802197] 3*1024kB 
[  348.806793]  ? graph_lock+0x170/0x170
[  348.806827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.811124] (M) 
[  348.813732]  ? check_preemption_disabled+0x48/0x200
[  348.818503] 3*2048kB 
[  348.822930]  ? __lock_is_held+0xb5/0x140
[  348.825173] (M) 
[  348.829354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.829386]  ? check_preemption_disabled+0x48/0x200
[  348.833493] 3*4096kB (M) 
[  348.835513]  run_timer_softirq+0x52/0xb0
[  348.840987] = 24936kB
[  348.845304]  ? rcu_read_lock_sched_held+0x108/0x120
[  348.845339]  __do_softirq+0x30b/0xad8
[  348.847594] Node 0 
[  348.851913]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  348.855724] Normal: 
[  348.857717]  ? pvclock_read_flags+0x160/0x160
[  348.863080] 1267*4kB 
[  348.865670]  ? lapic_next_event+0x5a/0x90
[  348.865699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.870754] (UMEH) 
[  348.876324]  ? check_preemption_disabled+0x48/0x200
[  348.876362]  ? check_preemption_disabled+0x48/0x200
[  348.878719] 430*8kB 
[  348.882617]  ? kvm_clock_read+0x18/0x30
[  348.882646]  ? kvm_sched_clock_read+0x9/0x20
[  348.884843] (UMEH) 
[  348.888437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.890770] 212*16kB (UMEH) 
[  348.895907]  ? check_preemption_disabled+0x48/0x200
[  348.895946]  irq_exit+0x17f/0x1c0
[  348.900730] 35*32kB (MH) 
[  348.902985]  smp_apic_timer_interrupt+0x1cb/0x760
[  348.906873] 9*64kB 
[  348.909215]  ? smp_reschedule_interrupt+0x109/0x650
[  348.909233]  ? smp_call_function_single_interrupt+0x650/0x650
[  348.914295] (MH) 
[  348.916395]  ? interrupt_entry+0xb5/0xf0
[  348.921193] 1*128kB 
[  348.926390]  ? trace_hardirqs_off_caller+0xbb/0x300
[  348.928911] (H) 
[  348.932717]  ? trace_hardirqs_off_caller+0xbb/0x300
[  348.932759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.938361] 1*256kB 
[  348.940342]  ? trace_hardirqs_off+0x300/0x300
[  348.945420] (H) 
[  348.947956]  ? trace_hardirqs_off+0x300/0x300
[  348.947993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.952168] 0*512kB 
[  348.954156]  ? check_preemption_disabled+0x48/0x200
[  348.959799] 0*1024kB 
[  348.964832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.964869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.967732] 0*2048kB 
[  348.971817]  apic_timer_interrupt+0xf/0x20
[  348.974239] 0*4096kB 
[  348.979303]  </IRQ>
[  348.983271] = 13980kB
[  348.985534] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  348.990736] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  348.993042] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  348.997580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  348.997595] 4516 total pagecache pages
[  349.000018] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  349.004213] 0 pages in swap cache
[  349.009767] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  349.009821] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  349.012118] Swap cache stats: add 0, delete 0, find 0/0
[  349.017235] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  349.017268] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  349.022418] Free swap  = 0kB
[  349.022439] Total swap = 0kB
[  349.024780] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  349.024840]  skb_clone+0x1bb/0x500
[  349.028919] 1965979 pages RAM
[  349.033391]  ? skb_split+0x11e0/0x11e0
[  349.035803] 0 pages HighMem/MovableOnly
[  349.041463]  ? preempt_notifier_register+0x200/0x200
[  349.044474] 343324 pages reserved
[  349.044491] 0 pages cma reserved
[  349.049545]  ? __switch_to_asm+0x34/0x70
[  349.049588]  ? __switch_to_asm+0x34/0x70
[  349.053384] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.055836]  ? __switch_to_asm+0x40/0x70
[  349.055861]  ? __switch_to_asm+0x34/0x70
[  349.061210] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.063094]  ? __switch_to_asm+0x40/0x70
[  349.063120]  ? __switch_to_asm+0x40/0x70
[  349.068313] ksoftirqd/0 cpuset=
[  349.074219]  ? __switch_to_asm+0x34/0x70
[  349.074250]  ? __switch_to_asm+0x34/0x70
[  349.076471] /
[  349.080560]  ? __switch_to_asm+0x40/0x70
[  349.080585]  ? __switch_to_asm+0x34/0x70
[  349.083044]  mems_allowed=0
[  349.088204]  bpf_clone_redirect+0xb9/0x490
[  349.359328]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  349.364441]  ? __sched_text_start+0x8/0x8
[  349.368661]  ? retint_kernel+0x2d/0x2d
[  349.372608]  ? find_held_lock+0x36/0x1c0
[  349.376727]  ? lock_acquire+0x1ed/0x520
[  349.380753]  ? bpf_test_run+0x32e/0x5a0
[  349.384775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.390371]  ? check_preemption_disabled+0x48/0x200
[  349.395454]  ? kasan_check_read+0x11/0x20
[  349.399658]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  349.404987]  ? rcu_bh_qs+0xc0/0xc0
[  349.408568]  ? preempt_schedule+0x4d/0x60
[  349.412764]  ? ___preempt_schedule+0x16/0x18
[  349.417249]  ? bpf_test_run+0x1c0/0x5a0
[  349.421289]  ? netlink_diag_dump+0x2a0/0x2a0
[  349.425776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.431363]  ? bpf_test_init.isra.9+0x70/0x100
[  349.435998]  ? bpf_prog_test_run_skb+0x634/0xb40
[  349.440806]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  349.445685]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  349.451265]  ? fput+0x130/0x1a0
[  349.454579]  ? __bpf_prog_get+0x9b/0x290
[  349.458693]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  349.463610]  ? bpf_prog_test_run+0x130/0x1a0
[  349.468067]  ? __x64_sys_bpf+0x3d8/0x510
[  349.472183]  ? bpf_prog_get+0x20/0x20
[  349.476044]  ? do_syscall_64+0x1b9/0x820
[  349.480148]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  349.485653]  ? syscall_return_slowpath+0x5e0/0x5e0
[  349.490637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.495532]  ? trace_hardirqs_off+0x300/0x300
[  349.500069]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  349.505139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.510723]  ? prepare_exit_to_usermode+0x291/0x3b0
[  349.515787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.520696]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  349.526118] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  349.526218] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.532928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.532935] Call Trace:
[  349.532967]  dump_stack+0x1c4/0x2b4
[  349.532982]  ? dump_stack_print_info.cold.2+0x52/0x52
[  349.533007]  warn_alloc.cold.118+0xb7/0x1bd
[  349.533023]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.533042]  ? lock_downgrade+0x900/0x900
[  349.539829] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.548971]  ? trace_hardirqs_off+0xb8/0x300
[  349.551551] syz-executor1 cpuset=
[  349.555207]  ? trace_hardirqs_off+0xb8/0x300
[  349.560404] syz1
[  349.564762]  __alloc_pages_slowpath+0x2667/0x2d80
[  349.569618]  mems_allowed=0
[  349.573822]  ? warn_alloc+0x120/0x120
[  349.610265]  ? warn_alloc+0x120/0x120
[  349.614116]  ? print_usage_bug+0xc0/0xc0
[  349.618239]  ? warn_alloc+0x120/0x120
[  349.622096]  ? print_usage_bug+0xc0/0xc0
[  349.626215]  ? __lock_acquire+0x7ec/0x4ec0
[  349.630501]  ? __lock_acquire+0x7ec/0x4ec0
[  349.634792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.640390]  ? should_fail+0x22d/0xd01
[  349.644342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.649529]  ? __lock_acquire+0x7ec/0x4ec0
[  349.653832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.658989]  ? __lock_acquire+0x7ec/0x4ec0
[  349.663282]  ? should_fail+0x22d/0xd01
[  349.667215]  ? print_usage_bug+0xc0/0xc0
[  349.671340]  ? mark_held_locks+0x130/0x130
[  349.675646]  ? mark_held_locks+0x130/0x130
[  349.679951]  ? graph_lock+0x170/0x170
[  349.683807]  ? print_usage_bug+0xc0/0xc0
[  349.687927]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  349.692832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.698425]  ? check_preemption_disabled+0x48/0x200
[  349.703531]  ? check_preemption_disabled+0x48/0x200
[  349.708668]  ? __lock_is_held+0xb5/0x140
[  349.712817]  __alloc_pages_nodemask+0xa80/0xde0
[  349.717545]  ? graph_lock+0x170/0x170
[  349.721395]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  349.726454]  ? graph_lock+0x170/0x170
[  349.730343]  ? find_held_lock+0x36/0x1c0
[  349.734479]  ? ____cache_alloc_node+0x1c7/0x1e0
[  349.739212]  ? lock_downgrade+0x900/0x900
[  349.743451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.749044]  cache_grow_begin+0x91/0x8c0
[  349.753165]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.757645]  fallback_alloc+0x203/0x2e0
[  349.761713]  ____cache_alloc_node+0x1c7/0x1e0
[  349.766265]  kmem_cache_alloc_node+0xe3/0x730
[  349.770806]  ? ipv6_get_ifaddr+0x42e/0x620
[  349.775090]  __alloc_skb+0x119/0x770
[  349.778850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  349.784174]  ? skb_scrub_packet+0x490/0x490
[  349.788581]  ? lock_downgrade+0x900/0x900
[  349.792791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.798379]  ? refcount_sub_and_test_checked+0x203/0x310
[  349.803888]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  349.809387]  ? addrconf_rs_timer+0x6f0/0x6f0
[  349.813863]  ndisc_alloc_skb+0x144/0x340
[  349.818024]  ndisc_send_rs+0x331/0x6e0
[  349.821965]  addrconf_rs_timer+0x3c0/0x6f0
[  349.826283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.830608]  call_timer_fn+0x272/0x920
[  349.834552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.838853]  ? process_timeout+0x40/0x40
[  349.842955]  ? find_held_lock+0x36/0x1c0
[  349.847074]  ? __run_timers+0x7da/0xc70
[  349.851142]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.855683]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.860218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.864512]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  349.869164]  ? trace_hardirqs_on+0xbd/0x310
[  349.873523]  ? kasan_check_read+0x11/0x20
[  349.877718]  ? __run_timers+0x7da/0xc70
[  349.881772]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  349.887285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.891578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.895897]  __run_timers+0x7e5/0xc70
[  349.899775]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  349.905185]  ? compat_start_thread+0x80/0x80
[  349.909647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.915232]  ? _raw_spin_unlock_irq+0x60/0x80
[  349.919810]  ? finish_task_switch+0x1f5/0x900
[  349.924347]  ? finish_task_switch+0x1b5/0x900
[  349.928891]  ? __switch_to_asm+0x34/0x70
[  349.933014]  ? preempt_notifier_register+0x200/0x200
[  349.938170]  ? __switch_to_asm+0x34/0x70
[  349.942325]  ? __switch_to_asm+0x40/0x70
[  349.946437]  ? __switch_to_asm+0x34/0x70
[  349.950540]  ? __switch_to_asm+0x40/0x70
[  349.954660]  ? __switch_to_asm+0x34/0x70
[  349.958777]  ? __switch_to_asm+0x40/0x70
[  349.962899]  ? __switch_to_asm+0x40/0x70
[  349.967041]  ? pvclock_read_flags+0x160/0x160
[  349.971598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.977205]  ? check_preemption_disabled+0x48/0x200
[  349.982300]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  349.987890]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  349.993219]  ? rcu_pm_notify+0xc0/0xc0
[  349.997159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.002743]  ? check_preemption_disabled+0x48/0x200
[  350.007817]  run_timer_softirq+0x52/0xb0
[  350.011922]  ? rcu_read_lock_sched_held+0x108/0x120
[  350.017020]  __do_softirq+0x30b/0xad8
[  350.020898]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  350.026078]  ? trace_hardirqs_off_caller+0x300/0x300
[  350.031278]  ? retint_kernel+0x1b/0x2d
[  350.035219]  ? schedule+0x108/0x460
[  350.038895]  ? __schedule+0x1ed0/0x1ed0
[  350.042937]  ? trace_hardirqs_off+0xb8/0x300
[  350.047404]  ? ___might_sleep+0x1ed/0x300
[  350.052045]  ? smpboot_thread_fn+0x68b/0xa00
[  350.056503]  ? trace_hardirqs_on+0x310/0x310
[  350.060966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.066565]  ? check_preemption_disabled+0x48/0x200
[  350.071656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.077246]  ? takeover_tasklets+0xa90/0xa90
[  350.081719]  run_ksoftirqd+0x94/0x100
[  350.085581]  smpboot_thread_fn+0x68b/0xa00
[  350.089876]  ? sort_range+0x30/0x30
[  350.093544]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  350.098707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.104291]  ? __kthread_parkme+0xfb/0x1a0
[  350.108604]  kthread+0x35a/0x420
[  350.112043]  ? sort_range+0x30/0x30
[  350.115705]  ? kthread_bind+0x40/0x40
[  350.119554]  ret_from_fork+0x3a/0x50
[  350.123345] warn_alloc_show_mem: 1 callbacks suppressed
[  350.123358] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  350.123361] Mem-Info:
[  350.123393] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  350.123393]  active_file:18 inactive_file:31 isolated_file:0
[  350.123393]  unevictable:0 dirty:0 writeback:0 unstable:0
[  350.123393]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  350.123393]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  350.123393]  free:13670 free_pcp:352 free_cma:0
[  350.128775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  350.128793] Call Trace:
[  350.136117] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  350.138548]  <IRQ>
[  350.171721] Node 0 
[  350.181125]  dump_stack+0x1c4/0x2b4
[  350.183732] 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
[  350.211681]  ? dump_stack_print_info.cold.2+0x52/0x52
[  350.213812] lowmem_reserve[]: 0
[  350.216157]  warn_alloc.cold.118+0xb7/0x1bd
[  350.219760]  2815 6318
[  350.245326]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  350.250520]  6318
[  350.253831]  ? lock_downgrade+0x900/0x900
[  350.260684]  ? trace_hardirqs_off+0xb8/0x300
[  350.265527] Node 0 
[  350.267618]  ? trace_hardirqs_off+0xb8/0x300
[  350.271781] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  350.276208]  __alloc_pages_slowpath+0x2667/0x2d80
[  350.278428] lowmem_reserve[]:
[  350.282903]  ? warn_alloc+0x120/0x120
[  350.309681]  0
[  350.314568]  ? warn_alloc+0x120/0x120
[  350.317674]  0
[  350.321517]  ? print_usage_bug+0xc0/0xc0
[  350.323306]  3503
[  350.327142]  ? warn_alloc+0x120/0x120
[  350.328919]  3503
[  350.333022]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  350.335103] Node 0 
[  350.338944]  ? print_usage_bug+0xc0/0xc0
[  350.341020] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  350.346045]  ? __lock_acquire+0x7ec/0x4ec0
[  350.348272] lowmem_reserve[]:
[  350.352369]  ? __lock_acquire+0x7ec/0x4ec0
[  350.380997]  0 0
[  350.385299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.388384]  0 0
[  350.392670]  ? should_fail+0x22d/0xd01
[  350.394635] Node 0 
[  350.400200]  ? __lock_acquire+0x7ec/0x4ec0
[  350.402161] DMA: 
[  350.406173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.408396] 1*4kB 
[  350.412665]  ? __lock_acquire+0x7ec/0x4ec0
[  350.414713] (U) 
[  350.419864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.421997] 0*8kB 
[  350.426272]  ? __lock_acquire+0x7ec/0x4ec0
[  350.428240] 0*16kB 
[  350.433383]  ? should_fail+0x22d/0xd01
[  350.435505] 1*32kB (U) 
[  350.439786]  ? mark_held_locks+0x130/0x130
[  350.441998] 2*64kB (U) 
[  350.445917]  ? mark_held_locks+0x130/0x130
[  350.448489] 1*128kB (U) 
[  350.452774]  ? graph_lock+0x170/0x170
[  350.455339] 1*256kB (U) 
[  350.459628]  ? print_usage_bug+0xc0/0xc0
[  350.462292] 0*512kB 
[  350.466136]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  350.468788] 1*1024kB 
[  350.472874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.475182] (U) 
[  350.479976]  ? check_preemption_disabled+0x48/0x200
[  350.482370] 1*2048kB 
[  350.487947]  ? check_preemption_disabled+0x48/0x200
[  350.489907] (M) 
[  350.494959]  ? __lock_is_held+0xb5/0x140
[  350.497362] 3*4096kB 
[  350.502422]  __alloc_pages_nodemask+0xa80/0xde0
[  350.504377] (M) 
[  350.508483]  ? graph_lock+0x170/0x170
[  350.510870] = 15908kB
[  350.510882] Node 0 
[  350.515599]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  350.517542] DMA32: 4*4kB 
[  350.521396]  ? graph_lock+0x170/0x170
[  350.521429]  ? find_held_lock+0x36/0x1c0
[  350.523833] (UM) 
[  350.526120]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.531108] 1*8kB (M) 
[  350.533949]  ? lock_downgrade+0x900/0x900
[  350.537730] 3*16kB (M) 
[  350.541846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.543884] 3*32kB (M) 
[  350.548615]  cache_grow_begin+0x91/0x8c0
[  350.551102] 1*64kB (M) 
[  350.555323]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.557961] 3*128kB 
[  350.563554]  fallback_alloc+0x203/0x2e0
[  350.566109] (UM) 3*256kB 
[  350.570274]  ____cache_alloc_node+0x1c7/0x1e0
[  350.572838] (UM) 
[  350.577288]  kmem_cache_alloc_node+0xe3/0x730
[  350.579583] 4*512kB (UM) 
[  350.583612]  ? ipv6_get_ifaddr+0x42e/0x620
[  350.586359] 3*1024kB (M) 
[  350.590918]  __alloc_skb+0x119/0x770
[  350.592957] 3*2048kB (M) 
[  350.597502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  350.600238] 3*4096kB (M) 
[  350.604532]  ? skb_scrub_packet+0x490/0x490
[  350.607276] = 24936kB
[  350.607289] Node 0 
[  350.611041]  ? lock_downgrade+0x900/0x900
[  350.613800] Normal: 
[  350.619126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.621866] 1267*4kB 
[  350.626227]  ? refcount_sub_and_test_checked+0x203/0x310
[  350.628609] (UMEH) 430*8kB 
[  350.630906]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  350.635016] (UMEH) 212*16kB 
[  350.637383]  ? addrconf_rs_timer+0x6f0/0x6f0
[  350.642958] (UMEH) 
[  350.645415]  ndisc_alloc_skb+0x144/0x340
[  350.650845] 35*32kB (MH) 
[  350.653848]  ndisc_send_rs+0x331/0x6e0
[  350.659291] 9*64kB (MH) 
[  350.662384]  addrconf_rs_timer+0x3c0/0x6f0
[  350.666767] 1*128kB (H) 
[  350.669060]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.673105] 1*256kB (H) 
[  350.675944]  call_timer_fn+0x272/0x920
[  350.679802] 0*512kB 0*1024kB 
[  350.682544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.686758] 0*2048kB 0*4096kB 
[  350.689498]  ? process_timeout+0x40/0x40
[  350.693715] = 13980kB
[  350.696419]  ? find_held_lock+0x36/0x1c0
[  350.700314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  350.703479]  ? __run_timers+0x7da/0xc70
[  350.707713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  350.707724] 4516 total pagecache pages
[  350.710959]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.715018] 0 pages in swap cache
[  350.717459]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.721510] Swap cache stats: add 0, delete 0, find 0/0
[  350.721524] Free swap  = 0kB
[  350.730446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.734410] Total swap = 0kB
[  350.734423] 1965979 pages RAM
[  350.743043]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  350.746928] 0 pages HighMem/MovableOnly
[  350.746941] 343324 pages reserved
[  350.751509]  ? trace_hardirqs_on+0xbd/0x310
[  350.754951] 0 pages cma reserved
[  350.755058] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  350.759528]  ? kasan_check_read+0x11/0x20
[  350.759550]  ? __run_timers+0x7da/0xc70
[  350.759565]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.759593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.759613]  __run_timers+0x7e5/0xc70
[  350.765089] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  350.768068]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  350.772289] ksoftirqd/0 cpuset=
[  350.775336]  ? check_preemption_disabled+0x48/0x200
[  350.778438] /
[  350.783058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.787030]  mems_allowed=0
[  350.860735]  ? rcu_irq_exit+0xce/0x100
[  350.864673]  ? irq_exit+0xbd/0x1c0
[  350.868255]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  350.873325]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  350.878149]  ? retint_kernel+0x2d/0x2d
[  350.882067]  ? trace_hardirqs_on_caller+0xc0/0x300
[  350.887061]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  350.891875]  ? trace_hardirqs_off_caller+0x300/0x300
[  350.897045]  ? graph_lock+0x170/0x170
[  350.900901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.906527]  ? check_preemption_disabled+0x48/0x200
[  350.911621]  ? __lock_is_held+0xb5/0x140
[  350.915734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.921324]  ? check_preemption_disabled+0x48/0x200
[  350.926404]  run_timer_softirq+0x52/0xb0
[  350.930520]  ? rcu_read_lock_sched_held+0x108/0x120
[  350.935605]  __do_softirq+0x30b/0xad8
[  350.939478]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  350.944646]  ? pvclock_read_flags+0x160/0x160
[  350.949191]  ? lapic_next_event+0x5a/0x90
[  350.953375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.958960]  ? check_preemption_disabled+0x48/0x200
[  350.964025]  ? check_preemption_disabled+0x48/0x200
[  350.969094]  ? kvm_clock_read+0x18/0x30
[  350.973130]  ? kvm_sched_clock_read+0x9/0x20
[  350.977595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.983189]  ? check_preemption_disabled+0x48/0x200
[  350.988293]  irq_exit+0x17f/0x1c0
[  350.991799]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.996697]  ? smp_reschedule_interrupt+0x109/0x650
[  351.001775]  ? smp_call_function_single_interrupt+0x650/0x650
[  351.007711]  ? interrupt_entry+0xb5/0xf0
[  351.011835]  ? trace_hardirqs_off_caller+0xbb/0x300
[  351.016909]  ? trace_hardirqs_off_caller+0xbb/0x300
[  351.022017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.026920]  ? trace_hardirqs_off+0x300/0x300
[  351.031479]  ? trace_hardirqs_off+0x300/0x300
[  351.036028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.041628]  ? check_preemption_disabled+0x48/0x200
[  351.046704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.053041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.057947]  apic_timer_interrupt+0xf/0x20
[  351.062216]  </IRQ>
[  351.064478] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  351.069453] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  351.088515] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  351.096277] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  351.103594] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  351.111020] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  351.118338] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  351.125746] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  351.133121]  skb_clone+0x1bb/0x500
[  351.136709]  ? skb_split+0x11e0/0x11e0
[  351.140734]  ? preempt_notifier_register+0x200/0x200
[  351.145897]  ? __switch_to_asm+0x34/0x70
[  351.150092]  ? __switch_to_asm+0x34/0x70
[  351.154205]  ? __switch_to_asm+0x40/0x70
[  351.158367]  ? __switch_to_asm+0x34/0x70
[  351.163472]  ? __switch_to_asm+0x40/0x70
[  351.167709]  ? __switch_to_asm+0x40/0x70
[  351.171825]  ? __switch_to_asm+0x34/0x70
[  351.175937]  ? __switch_to_asm+0x34/0x70
[  351.180039]  ? __switch_to_asm+0x40/0x70
[  351.184153]  ? __switch_to_asm+0x34/0x70
[  351.188272]  bpf_clone_redirect+0xb9/0x490
[  351.192558]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  351.197636]  ? __sched_text_start+0x8/0x8
[  351.201915]  ? retint_kernel+0x2d/0x2d
[  351.205940]  ? find_held_lock+0x36/0x1c0
[  351.210047]  ? lock_acquire+0x1ed/0x520
[  351.214055]  ? bpf_test_run+0x32e/0x5a0
[  351.218175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.223775]  ? check_preemption_disabled+0x48/0x200
[  351.228850]  ? kasan_check_read+0x11/0x20
[  351.233042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  351.238375]  ? rcu_bh_qs+0xc0/0xc0
[  351.241968]  ? preempt_schedule+0x4d/0x60
[  351.246168]  ? ___preempt_schedule+0x16/0x18
[  351.250662]  ? bpf_test_run+0x1c0/0x5a0
[  351.254703]  ? netlink_diag_dump+0x2a0/0x2a0
[  351.259167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.264788]  ? bpf_test_init.isra.9+0x70/0x100
[  351.269422]  ? bpf_prog_test_run_skb+0x634/0xb40
[  351.274247]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  351.279150]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  351.284746]  ? fput+0x130/0x1a0
[  351.288057]  ? __bpf_prog_get+0x9b/0x290
[  351.292174]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  351.297107]  ? bpf_prog_test_run+0x130/0x1a0
[  351.301570]  ? __x64_sys_bpf+0x3d8/0x510
[  351.305670]  ? bpf_prog_get+0x20/0x20
[  351.309528]  ? do_syscall_64+0x1b9/0x820
[  351.313653]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  351.319064]  ? syscall_return_slowpath+0x5e0/0x5e0
[  351.324037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.328942]  ? trace_hardirqs_off+0x300/0x300
[  351.333489]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  351.338581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.344230]  ? prepare_exit_to_usermode+0x291/0x3b0
[  351.349302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.354245]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  351.359683] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  351.359799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  351.366528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.366546] Call Trace:
[  351.373277] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.382481]  dump_stack+0x1c4/0x2b4
[  351.385046] syz-executor1 cpuset=
[  351.395582]  ? dump_stack_print_info.cold.2+0x52/0x52
[  351.399213] syz1
[  351.402708]  warn_alloc.cold.118+0xb7/0x1bd
[  351.407898]  mems_allowed=0
[  351.409894]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.422072]  ? lock_downgrade+0x900/0x900
[  351.426295]  ? trace_hardirqs_off+0xb8/0x300
[  351.430781]  ? trace_hardirqs_off+0xb8/0x300
[  351.435262]  __alloc_pages_slowpath+0x2667/0x2d80
[  351.440202]  ? warn_alloc+0x120/0x120
[  351.444065]  ? warn_alloc+0x120/0x120
[  351.447925]  ? print_usage_bug+0xc0/0xc0
[  351.452039]  ? warn_alloc+0x120/0x120
[  351.455893]  ? print_usage_bug+0xc0/0xc0
[  351.460024]  ? __lock_acquire+0x7ec/0x4ec0
[  351.464316]  ? __lock_acquire+0x7ec/0x4ec0
[  351.468624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.474245]  ? should_fail+0x22d/0xd01
[  351.478203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.483373]  ? __lock_acquire+0x7ec/0x4ec0
[  351.487681]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.492862]  ? __lock_acquire+0x7ec/0x4ec0
[  351.497192]  ? should_fail+0x22d/0xd01
[  351.501151]  ? mark_held_locks+0x130/0x130
[  351.505450]  ? mark_held_locks+0x130/0x130
[  351.509757]  ? graph_lock+0x170/0x170
[  351.513612]  ? graph_lock+0x170/0x170
[  351.517491]  ? graph_lock+0x170/0x170
[  351.521350]  ? print_usage_bug+0xc0/0xc0
[  351.525510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.531095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.536674]  ? check_preemption_disabled+0x48/0x200
[  351.541716]  ? check_preemption_disabled+0x48/0x200
[  351.546773]  ? __lock_is_held+0xb5/0x140
[  351.550944]  __alloc_pages_nodemask+0xa80/0xde0
[  351.555629]  ? graph_lock+0x170/0x170
[  351.559469]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  351.564501]  ? graph_lock+0x170/0x170
[  351.568321]  ? find_held_lock+0x36/0x1c0
[  351.572401]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.577082]  ? lock_downgrade+0x900/0x900
[  351.581251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.586808]  cache_grow_begin+0x91/0x8c0
[  351.590880]  ? do_raw_spin_unlock+0xa7/0x2f0
[  351.595303]  fallback_alloc+0x203/0x2e0
[  351.599308]  ____cache_alloc_node+0x1c7/0x1e0
[  351.604075]  kmem_cache_alloc_node+0xe3/0x730
[  351.608603]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.612857]  __alloc_skb+0x119/0x770
[  351.616582]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  351.621981]  ? skb_scrub_packet+0x490/0x490
[  351.626311]  ? lock_downgrade+0x900/0x900
[  351.630489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.636129]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.641589]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.647058]  ? addrconf_rs_timer+0x6f0/0x6f0
[  351.651515]  ndisc_alloc_skb+0x144/0x340
[  351.655595]  ndisc_send_rs+0x331/0x6e0
[  351.659512]  addrconf_rs_timer+0x3c0/0x6f0
[  351.663758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.668010]  call_timer_fn+0x272/0x920
[  351.671900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.676145]  ? process_timeout+0x40/0x40
[  351.680218]  ? find_held_lock+0x36/0x1c0
[  351.684309]  ? __run_timers+0x7da/0xc70
[  351.688306]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.692828]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.697350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.701636]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  351.706264]  ? trace_hardirqs_on+0xbd/0x310
[  351.710642]  ? kasan_check_read+0x11/0x20
[  351.714835]  ? __run_timers+0x7da/0xc70
[  351.718858]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  351.724366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.728745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.733027]  __run_timers+0x7e5/0xc70
[  351.736885]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  351.742281]  ? compat_start_thread+0x80/0x80
[  351.746737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.752332]  ? _raw_spin_unlock_irq+0x60/0x80
[  351.756898]  ? finish_task_switch+0x1f5/0x900
[  351.761446]  ? finish_task_switch+0x1b5/0x900
[  351.766003]  ? __switch_to_asm+0x34/0x70
[  351.770117]  ? preempt_notifier_register+0x200/0x200
[  351.775268]  ? __switch_to_asm+0x34/0x70
[  351.779367]  ? __switch_to_asm+0x40/0x70
[  351.783558]  ? __switch_to_asm+0x34/0x70
[  351.787663]  ? __switch_to_asm+0x40/0x70
[  351.791756]  ? __switch_to_asm+0x34/0x70
[  351.795839]  ? __switch_to_asm+0x40/0x70
[  351.799932]  ? __switch_to_asm+0x40/0x70
[  351.804026]  ? pvclock_read_flags+0x160/0x160
[  351.808553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.814142]  ? check_preemption_disabled+0x48/0x200
[  351.819205]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  351.824799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  351.830113]  ? rcu_pm_notify+0xc0/0xc0
[  351.834033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.839603]  ? check_preemption_disabled+0x48/0x200
[  351.844674]  run_timer_softirq+0x52/0xb0
[  351.848767]  ? rcu_read_lock_sched_held+0x108/0x120
[  351.853837]  __do_softirq+0x30b/0xad8
[  351.857686]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  351.862818]  ? trace_hardirqs_off_caller+0x300/0x300
[  351.867954]  ? retint_kernel+0x1b/0x2d
[  351.871891]  ? schedule+0x108/0x460
[  351.875555]  ? __schedule+0x1ed0/0x1ed0
[  351.879573]  ? trace_hardirqs_off+0xb8/0x300
[  351.884024]  ? ___might_sleep+0x1ed/0x300
[  351.888205]  ? smpboot_thread_fn+0x68b/0xa00
[  351.892680]  ? trace_hardirqs_on+0x310/0x310
[  351.897132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.902718]  ? check_preemption_disabled+0x48/0x200
[  351.907769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.913364]  ? takeover_tasklets+0xa90/0xa90
[  351.917813]  run_ksoftirqd+0x94/0x100
[  351.921650]  smpboot_thread_fn+0x68b/0xa00
[  351.925929]  ? sort_range+0x30/0x30
[  351.929592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  351.934761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.940350]  ? __kthread_parkme+0xfb/0x1a0
[  351.944631]  kthread+0x35a/0x420
[  351.948047]  ? sort_range+0x30/0x30
[  351.951701]  ? kthread_bind+0x40/0x40
[  351.955538]  ret_from_fork+0x3a/0x50
[  351.959295] warn_alloc_show_mem: 1 callbacks suppressed
[  351.959308] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  351.959310] Mem-Info:
[  351.959343] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  351.959343]  active_file:18 inactive_file:31 isolated_file:0
[  351.959343]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.959343]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  351.959343]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  351.959343]  free:13670 free_pcp:352 free_cma:0
[  351.964722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.972027] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.974449] Call Trace:
[  352.007549] Node 0 
[  352.016962]  <IRQ>
[  352.044956] 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
[  352.047541]  dump_stack+0x1c4/0x2b4
[  352.049759] lowmem_reserve[]: 0
[  352.051937]  ? dump_stack_print_info.cold.2+0x52/0x52
[  352.077432]  2815
[  352.081151]  warn_alloc.cold.118+0xb7/0x1bd
[  352.084401]  6318
[  352.089638]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.091693]  6318
[  352.096066]  ? lock_downgrade+0x900/0x900
[  352.102995]  ? trace_hardirqs_off+0xb8/0x300
[  352.105048] Node 0 
[  352.109230]  ? trace_hardirqs_off+0xb8/0x300
[  352.113659] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  352.115928]  __alloc_pages_slowpath+0x2667/0x2d80
[  352.120340] lowmem_reserve[]: 0
[  352.147150]  ? warn_alloc+0x120/0x120
[  352.151960]  0
[  352.155270]  ? trace_hardirqs_on+0x310/0x310
[  352.159049]  3503 3503
[  352.160882]  ? warn_alloc+0x120/0x120
[  352.165279] Node 0 
[  352.167809]  ? print_usage_bug+0xc0/0xc0
[  352.171626] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  352.173855]  ? warn_alloc+0x120/0x120
[  352.177908] lowmem_reserve[]:
[  352.206578]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  352.210380]  0 0
[  352.213532]  ? print_usage_bug+0xc0/0xc0
[  352.218559]  0 0
[  352.220573]  ? __lock_acquire+0x7ec/0x4ec0
[  352.224629] Node 0 
[  352.226624]  ? __lock_acquire+0x7ec/0x4ec0
[  352.230850] DMA: 1*4kB 
[  352.233123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.237365] (U) 
[  352.239968]  ? should_fail+0x22d/0xd01
[  352.245494] 0*8kB 0*16kB 
[  352.247512]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.251384] 1*32kB 
[  352.254180]  ? __lock_acquire+0x7ec/0x4ec0
[  352.259279] (U) 
[  352.261534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.265818] 2*64kB 
[  352.267844]  ? __lock_acquire+0x7ec/0x4ec0
[  352.272943] (U) 
[  352.275198]  ? should_fail+0x22d/0xd01
[  352.279411] 1*128kB (U) 
[  352.281422]  ? print_usage_bug+0xc0/0xc0
[  352.285289] 1*256kB (U) 
[  352.288003]  ? mark_held_locks+0x130/0x130
[  352.292039] 0*512kB 1*1024kB 
[  352.294745]  ? mark_held_locks+0x130/0x130
[  352.298958] (U) 1*2048kB 
[  352.302102]  ? graph_lock+0x170/0x170
[  352.306318] (M) 3*4096kB 
[  352.309114]  ? print_usage_bug+0xc0/0xc0
[  352.312951] (M) = 15908kB
[  352.315734]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  352.315754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.319804] Node 0 DMA32: 
[  352.322590]  ? check_preemption_disabled+0x48/0x200
[  352.327344] 4*4kB 
[  352.332906]  ? check_preemption_disabled+0x48/0x200
[  352.332937]  ? __lock_is_held+0xb5/0x140
[  352.335779] (UM) 
[  352.340819]  __alloc_pages_nodemask+0xa80/0xde0
[  352.342948] 1*8kB (M) 
[  352.347997]  ? graph_lock+0x170/0x170
[  352.352047] 3*16kB (M) 
[  352.354145]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  352.358790] 3*32kB (M) 
[  352.361315]  ? graph_lock+0x170/0x170
[  352.365094] 1*64kB (M) 
[  352.367725]  ? find_held_lock+0x36/0x1c0
[  352.372731] 3*128kB 
[  352.375345]  ? ____cache_alloc_node+0x1c7/0x1e0
[  352.379136] (UM) 
[  352.381734]  ? lock_downgrade+0x900/0x900
[  352.385779] 3*256kB (UM) 
[  352.388168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.392814] 4*512kB (UM) 
[  352.394914]  cache_grow_begin+0x91/0x8c0
[  352.399044] 3*1024kB 
[  352.401819]  ? do_raw_spin_unlock+0xa7/0x2f0
[  352.407363] (M) 3*2048kB 
[  352.410166]  fallback_alloc+0x203/0x2e0
[  352.414199] (M) 3*4096kB 
[  352.416650]  ____cache_alloc_node+0x1c7/0x1e0
[  352.421047] (M) 
[  352.423827]  kmem_cache_alloc_node+0xe3/0x730
[  352.427786] = 24936kB
[  352.430570]  ? ipv6_get_ifaddr+0x42e/0x620
[  352.435053] Node 0 
[  352.437050]  __alloc_skb+0x119/0x770
[  352.441516] Normal: 1267*4kB 
[  352.443960]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  352.448213] (UMEH) 
[  352.450478]  ? skb_scrub_packet+0x490/0x490
[  352.454160] 430*8kB (UMEH) 
[  352.457294]  ? lock_downgrade+0x900/0x900
[  352.462554] 212*16kB 
[  352.464793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.486460] (UMEH) 35*32kB 
[  352.489435]  ? refcount_sub_and_test_checked+0x203/0x310
[  352.493565] (MH) 9*64kB 
[  352.496027]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  352.501543] (MH) 1*128kB 
[  352.504532]  ? addrconf_rs_timer+0x6f0/0x6f0
[  352.509976] (H) 
[  352.512675]  ndisc_alloc_skb+0x144/0x340
[  352.518116] 1*256kB 
[  352.520908]  ndisc_send_rs+0x331/0x6e0
[  352.525307] (H) 
[  352.527309]  addrconf_rs_timer+0x3c0/0x6f0
[  352.531338] 0*512kB 0*1024kB 
[  352.533705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.537565] 0*2048kB 0*4096kB 
[  352.539581]  call_timer_fn+0x272/0x920
[  352.543784] = 13980kB
[  352.543801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  352.546921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.551144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  352.551155] 4516 total pagecache pages
[  352.554376]  ? process_timeout+0x40/0x40
[  352.558252] 0 pages in swap cache
[  352.560673]  ? find_held_lock+0x36/0x1c0
[  352.560700]  ? __run_timers+0x7da/0xc70
[  352.569541] Swap cache stats: add 0, delete 0, find 0/0
[  352.573799]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.582407] Free swap  = 0kB
[  352.582420] Total swap = 0kB
[  352.586368]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.590425] 1965979 pages RAM
[  352.590437] 0 pages HighMem/MovableOnly
[  352.593935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.597998] 343324 pages reserved
[  352.602017]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  352.607364] 0 pages cma reserved
[  352.607494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.611910]  ? trace_hardirqs_on+0xbd/0x310
[  352.611925]  ? kasan_check_read+0x11/0x20
[  352.611941]  ? __run_timers+0x7da/0xc70
[  352.611955]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.611978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.645525] ODEBUG: Out of memory. ODEBUG disabled
[  352.651811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.651828]  __run_timers+0x7e5/0xc70
[  352.651855]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  352.651866]  ? check_preemption_disabled+0x48/0x200
[  352.651889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.697744] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.703257]  ? rcu_irq_exit+0xce/0x100
[  352.713583] ksoftirqd/0 cpuset=/
[  352.717499]  ? irq_exit+0xbd/0x1c0
[  352.717522]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  352.720882]  mems_allowed=0
[  352.732401]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  352.737194]  ? retint_kernel+0x2d/0x2d
[  352.741109]  ? trace_hardirqs_on_caller+0xc0/0x300
[  352.746080]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  352.750876]  ? trace_hardirqs_off_caller+0x300/0x300
[  352.756035]  ? graph_lock+0x170/0x170
[  352.759869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.765436]  ? check_preemption_disabled+0x48/0x200
[  352.770511]  ? __lock_is_held+0xb5/0x140
[  352.774603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.780169]  ? check_preemption_disabled+0x48/0x200
[  352.785224]  run_timer_softirq+0x52/0xb0
[  352.789313]  ? rcu_read_lock_sched_held+0x108/0x120
[  352.794368]  __do_softirq+0x30b/0xad8
[  352.798203]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  352.803346]  ? pvclock_read_flags+0x160/0x160
[  352.807894]  ? lapic_next_event+0x5a/0x90
[  352.812067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.817665]  ? check_preemption_disabled+0x48/0x200
[  352.822717]  ? check_preemption_disabled+0x48/0x200
[  352.827793]  ? kvm_clock_read+0x18/0x30
[  352.831803]  ? kvm_sched_clock_read+0x9/0x20
[  352.836242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.841811]  ? check_preemption_disabled+0x48/0x200
[  352.846871]  irq_exit+0x17f/0x1c0
[  352.850364]  smp_apic_timer_interrupt+0x1cb/0x760
[  352.855241]  ? smp_reschedule_interrupt+0x109/0x650
[  352.860304]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.866232]  ? interrupt_entry+0xb5/0xf0
[  352.870327]  ? trace_hardirqs_off_caller+0xbb/0x300
[  352.875376]  ? trace_hardirqs_off_caller+0xbb/0x300
[  352.880432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.885325]  ? trace_hardirqs_off+0x300/0x300
[  352.889853]  ? trace_hardirqs_off+0x300/0x300
[  352.894387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.899977]  ? check_preemption_disabled+0x48/0x200
[  352.905034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.910648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.915547]  apic_timer_interrupt+0xf/0x20
[  352.919811]  </IRQ>
[  352.922067] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  352.927028] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  352.945968] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  352.953713] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  352.961008] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  352.968322] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  352.975634] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  352.983023] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  352.990384]  skb_clone+0x1bb/0x500
[  352.993961]  ? skb_split+0x11e0/0x11e0
[  352.997912]  ? preempt_notifier_register+0x200/0x200
[  353.003051]  ? __switch_to_asm+0x34/0x70
[  353.007156]  ? __switch_to_asm+0x34/0x70
[  353.011251]  ? __switch_to_asm+0x40/0x70
[  353.015345]  ? __switch_to_asm+0x34/0x70
[  353.019549]  ? __switch_to_asm+0x40/0x70
[  353.023653]  ? __switch_to_asm+0x40/0x70
[  353.027760]  ? __switch_to_asm+0x34/0x70
[  353.031864]  ? __switch_to_asm+0x34/0x70
[  353.035980]  ? __switch_to_asm+0x40/0x70
[  353.040066]  ? __switch_to_asm+0x34/0x70
[  353.044187]  bpf_clone_redirect+0xb9/0x490
[  353.048487]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  353.054175]  ? __sched_text_start+0x8/0x8
[  353.060229]  ? retint_kernel+0x2d/0x2d
[  353.064176]  ? find_held_lock+0x36/0x1c0
[  353.068327]  ? lock_acquire+0x1ed/0x520
[  353.072434]  ? bpf_test_run+0x32e/0x5a0
[  353.076450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.082038]  ? check_preemption_disabled+0x48/0x200
[  353.087099]  ? kasan_check_read+0x11/0x20
[  353.091316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  353.096643]  ? rcu_bh_qs+0xc0/0xc0
[  353.100225]  ? preempt_schedule+0x4d/0x60
[  353.104409]  ? ___preempt_schedule+0x16/0x18
[  353.108875]  ? bpf_test_run+0x1c0/0x5a0
[  353.112894]  ? netlink_diag_dump+0x2a0/0x2a0
[  353.117347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.122936]  ? bpf_test_init.isra.9+0x70/0x100
[  353.127586]  ? bpf_prog_test_run_skb+0x634/0xb40
[  353.132404]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  353.137286]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  353.142878]  ? fput+0x130/0x1a0
[  353.146195]  ? __bpf_prog_get+0x9b/0x290
[  353.150309]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  353.155202]  ? bpf_prog_test_run+0x130/0x1a0
[  353.160187]  ? __x64_sys_bpf+0x3d8/0x510
[  353.164287]  ? bpf_prog_get+0x20/0x20
[  353.168158]  ? do_syscall_64+0x1b9/0x820
[  353.172272]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  353.177714]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.182714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.187652]  ? trace_hardirqs_off+0x300/0x300
[  353.192209]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  353.197287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.202997]  ? prepare_exit_to_usermode+0x291/0x3b0
[  353.208075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.212993]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.218434] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  353.218564] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.225282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.225291] Call Trace:
[  353.225337]  dump_stack+0x1c4/0x2b4
[  353.225352]  ? dump_stack_print_info.cold.2+0x52/0x52
[  353.225378]  warn_alloc.cold.118+0xb7/0x1bd
[  353.225393]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.225413]  ? lock_downgrade+0x900/0x900
[  353.225440]  ? trace_hardirqs_off+0xb8/0x300
[  353.232159] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.241376]  ? trace_hardirqs_off+0xb8/0x300
[  353.243954] syz-executor1 cpuset=
[  353.247620]  __alloc_pages_slowpath+0x2667/0x2d80
[  353.252835] syz1
[  353.257248]  ? warn_alloc+0x120/0x120
[  353.262052]  mems_allowed=0
[  353.302678]  ? warn_alloc+0x120/0x120
[  353.306540]  ? print_usage_bug+0xc0/0xc0
[  353.310664]  ? warn_alloc+0x120/0x120
[  353.314541]  ? print_usage_bug+0xc0/0xc0
[  353.318684]  ? lock_downgrade+0x900/0x900
[  353.322898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.328501]  ? should_fail+0x22d/0xd01
[  353.332440]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.336917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.342071]  ? __lock_acquire+0x7ec/0x4ec0
[  353.346361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.351519]  ? __lock_acquire+0x7ec/0x4ec0
[  353.355824]  ? should_fail+0x22d/0xd01
[  353.359765]  ? ret_from_fork+0x3a/0x50
[  353.363740]  ? mark_held_locks+0x130/0x130
[  353.368038]  ? mark_held_locks+0x130/0x130
[  353.372329]  ? __read_once_size_nocheck.constprop.8+0x10/0x10
[  353.378298]  ? ret_from_fork+0x3a/0x50
[  353.382249]  ? unwind_dump+0x190/0x190
[  353.386191]  ? plist_requeue+0x620/0x620
[  353.390310]  ? graph_lock+0x170/0x170
[  353.394180]  ? print_usage_bug+0xc0/0xc0
[  353.398317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.403921]  ? check_preemption_disabled+0x48/0x200
[  353.408983]  ? check_preemption_disabled+0x48/0x200
[  353.414063]  ? __lock_is_held+0xb5/0x140
[  353.418198]  __alloc_pages_nodemask+0xa80/0xde0
[  353.422937]  ? graph_lock+0x170/0x170
[  353.426825]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  353.431899]  ? graph_lock+0x170/0x170
[  353.435775]  ? find_held_lock+0x36/0x1c0
[  353.439917]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.444653]  ? lock_downgrade+0x900/0x900
[  353.448912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.454529]  cache_grow_begin+0x91/0x8c0
[  353.458665]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.463170]  fallback_alloc+0x203/0x2e0
[  353.467226]  ____cache_alloc_node+0x1c7/0x1e0
[  353.471764]  kmem_cache_alloc_node+0xe3/0x730
[  353.476285]  ? ipv6_get_ifaddr+0x42e/0x620
[  353.480574]  __alloc_skb+0x119/0x770
[  353.484333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  353.489673]  ? skb_scrub_packet+0x490/0x490
[  353.494053]  ? lock_downgrade+0x900/0x900
[  353.498381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.503979]  ? refcount_sub_and_test_checked+0x203/0x310
[  353.509505]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  353.515025]  ? addrconf_rs_timer+0x6f0/0x6f0
[  353.519541]  ndisc_alloc_skb+0x144/0x340
[  353.523693]  ndisc_send_rs+0x331/0x6e0
[  353.527648]  addrconf_rs_timer+0x3c0/0x6f0
[  353.531975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.536295]  call_timer_fn+0x272/0x920
[  353.540241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.544576]  ? process_timeout+0x40/0x40
[  353.548707]  ? find_held_lock+0x36/0x1c0
[  353.552843]  ? __run_timers+0x7da/0xc70
[  353.556875]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.561451]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.566016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.570311]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  353.574953]  ? trace_hardirqs_on+0xbd/0x310
[  353.579326]  ? kasan_check_read+0x11/0x20
[  353.583545]  ? __run_timers+0x7da/0xc70
[  353.587604]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  353.593131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.597435]  __run_timers+0x7e5/0xc70
[  353.601319]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  353.606735]  ? compat_start_thread+0x80/0x80
[  353.611211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.616848]  ? _raw_spin_unlock_irq+0x60/0x80
[  353.621423]  ? finish_task_switch+0x1f5/0x900
[  353.625985]  ? finish_task_switch+0x1b5/0x900
[  353.630549]  ? __switch_to_asm+0x34/0x70
[  353.634684]  ? preempt_notifier_register+0x200/0x200
[  353.639868]  ? __switch_to_asm+0x34/0x70
[  353.643990]  ? __switch_to_asm+0x40/0x70
[  353.648094]  ? __switch_to_asm+0x34/0x70
[  353.652213]  ? __switch_to_asm+0x40/0x70
[  353.656335]  ? __switch_to_asm+0x34/0x70
[  353.660456]  ? __switch_to_asm+0x40/0x70
[  353.664587]  ? __switch_to_asm+0x40/0x70
[  353.668722]  ? pvclock_read_flags+0x160/0x160
[  353.673278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.678903]  ? check_preemption_disabled+0x48/0x200
[  353.684000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  353.689377]  ? rcu_pm_notify+0xc0/0xc0
[  353.693332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.698943]  ? check_preemption_disabled+0x48/0x200
[  353.704028]  run_timer_softirq+0x52/0xb0
[  353.708171]  ? rcu_read_lock_sched_held+0x108/0x120
[  353.713257]  __do_softirq+0x30b/0xad8
[  353.717125]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  353.722315]  ? trace_hardirqs_off_caller+0x300/0x300
[  353.727483]  ? retint_kernel+0x1b/0x2d
[  353.731444]  ? schedule+0x108/0x460
[  353.735150]  ? __schedule+0x1ed0/0x1ed0
[  353.739182]  ? trace_hardirqs_off+0xb8/0x300
[  353.743646]  ? ___might_sleep+0x1ed/0x300
[  353.747844]  ? smpboot_thread_fn+0x68b/0xa00
[  353.752310]  ? trace_hardirqs_on+0x310/0x310
[  353.756792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.762393]  ? check_preemption_disabled+0x48/0x200
[  353.767488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.773084]  ? takeover_tasklets+0xa90/0xa90
[  353.777571]  run_ksoftirqd+0x94/0x100
[  353.781431]  smpboot_thread_fn+0x68b/0xa00
[  353.785760]  ? sort_range+0x30/0x30
[  353.789458]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  353.794644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.800250]  ? __kthread_parkme+0xfb/0x1a0
[  353.804559]  kthread+0x35a/0x420
[  353.807989]  ? sort_range+0x30/0x30
[  353.811677]  ? kthread_bind+0x40/0x40
[  353.815558]  ret_from_fork+0x3a/0x50
[  353.819344] warn_alloc_show_mem: 1 callbacks suppressed
[  353.819359] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  353.819362] Mem-Info:
[  353.819396] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  353.819396]  active_file:18 inactive_file:31 isolated_file:0
[  353.819396]  unevictable:0 dirty:0 writeback:0 unstable:0
[  353.819396]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  353.819396]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  353.819396]  free:13670 free_pcp:352 free_cma:0
[  353.824778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.824797] Call Trace:
[  353.832124] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  353.834550]  <IRQ>
[  353.867625] Node 0 
[  353.877042]  dump_stack+0x1c4/0x2b4
[  353.879650] 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
[  353.907716]  ? dump_stack_print_info.cold.2+0x52/0x52
[  353.909844] lowmem_reserve[]: 0
[  353.912134]  warn_alloc.cold.118+0xb7/0x1bd
[  353.915747]  2815
[  353.941309]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.946511]  6318
[  353.949875]  ? lock_downgrade+0x900/0x900
[  353.954175]  6318
[  353.956299]  ? trace_hardirqs_off+0xb8/0x300
[  353.961227] Node 0 
[  353.963331]  ? trace_hardirqs_off+0xb8/0x300
[  353.967496] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  353.969555]  __alloc_pages_slowpath+0x2667/0x2d80
[  353.973949] lowmem_reserve[]:
[  353.976250]  ? warn_alloc+0x120/0x120
[  353.980600]  0 0
[  354.007523]  ? trace_hardirqs_on+0x310/0x310
[  354.012357]  3503 3503
[  354.015533]  ? warn_alloc+0x120/0x120
[  354.021328]  ? print_usage_bug+0xc0/0xc0
[  354.025739] Node 0 
[  354.028279]  ? warn_alloc+0x120/0x120
[  354.032074] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  354.036154]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  354.038366] lowmem_reserve[]: 0
[  354.042223]  ? print_usage_bug+0xc0/0xc0
[  354.071776]  0
[  354.076852]  ? __lock_acquire+0x7ec/0x4ec0
[  354.080125]  0 0
[  354.084260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.086041] Node 0 
[  354.090346]  ? should_fail+0x22d/0xd01
[  354.092296] DMA: 1*4kB 
[  354.097907]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.100132] (U) 
[  354.104053]  ? __lock_acquire+0x7ec/0x4ec0
[  354.106638] 0*8kB 
[  354.111790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.113737] 0*16kB 1*32kB 
[  354.118043]  ? __lock_acquire+0x7ec/0x4ec0
[  354.120186] (U) 
[  354.125332]  ? should_fail+0x22d/0xd01
[  354.128164] 2*64kB (U) 
[  354.132445]  ? print_usage_bug+0xc0/0xc0
[  354.134398] 1*128kB 
[  354.138350]  ? mark_held_locks+0x130/0x130
[  354.140905] (U) 
[  354.144994]  ? mark_held_locks+0x130/0x130
[  354.147332] 1*256kB (U) 
[  354.151590]  ? graph_lock+0x170/0x170
[  354.153565] 0*512kB 1*1024kB 
[  354.157815]  ? print_usage_bug+0xc0/0xc0
[  354.160470] (U) 1*2048kB 
[  354.164493]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  354.167595] (M) 
[  354.171768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.174510] 3*4096kB 
[  354.179258]  ? check_preemption_disabled+0x48/0x200
[  354.181218] (M) 
[  354.186795]  ? check_preemption_disabled+0x48/0x200
[  354.189188] = 15908kB
[  354.194244]  ? __lock_is_held+0xb5/0x140
[  354.196203] Node 0 
[  354.201286]  __alloc_pages_nodemask+0xa80/0xde0
[  354.203690] DMA32: 
[  354.207779]  ? graph_lock+0x170/0x170
[  354.210004] 4*4kB 
[  354.214709]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  354.216934] (UM) 
[  354.220755]  ? graph_lock+0x170/0x170
[  354.222891] 1*8kB 
[  354.227940]  ? find_held_lock+0x36/0x1c0
[  354.229985] (M) 
[  354.233814]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.235949] 3*16kB 
[  354.240036]  ? lock_downgrade+0x900/0x900
[  354.242001] (M) 
[  354.246715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.248934] 3*32kB 
[  354.253103]  cache_grow_begin+0x91/0x8c0
[  354.255058] (M) 1*64kB 
[  354.260643]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.262866] (M) 
[  354.266983]  fallback_alloc+0x203/0x2e0
[  354.269555] 3*128kB 
[  354.273995]  ____cache_alloc_node+0x1c7/0x1e0
[  354.275953] (UM) 
[  354.279953]  kmem_cache_alloc_node+0xe3/0x730
[  354.282264] 3*256kB (UM) 
[  354.286808]  ? ipv6_get_ifaddr+0x42e/0x620
[  354.288863] 4*512kB 
[  354.293395]  __alloc_skb+0x119/0x770
[  354.296393] (UM) 3*1024kB 
[  354.300671]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  354.302983] (M) 
[  354.306721]  ? skb_scrub_packet+0x490/0x490
[  354.309556] 3*2048kB (M) 
[  354.314871]  ? lock_downgrade+0x900/0x900
[  354.316833] 3*4096kB 
[  354.321170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.323911] (M) 
[  354.328081]  ? refcount_sub_and_test_checked+0x203/0x310
[  354.330479] = 24936kB
[  354.330489] Node 0 
[  354.336049]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  354.338016] Normal: 
[  354.343494]  ? addrconf_rs_timer+0x6f0/0x6f0
[  354.345886] 1267*4kB 
[  354.348147]  ndisc_alloc_skb+0x144/0x340
[  354.353628] (UMEH) 
[  354.355975]  ndisc_send_rs+0x331/0x6e0
[  354.360382] 430*8kB 
[  354.362815]  addrconf_rs_timer+0x3c0/0x6f0
[  354.366866] (UMEH) 
[  354.369133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.373003] 212*16kB (UMEH) 
[  354.375376]  call_timer_fn+0x272/0x920
[  354.379587] 35*32kB (MH) 
[  354.381861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.386071] 9*64kB (MH) 
[  354.389125]  ? process_timeout+0x40/0x40
[  354.392998] 1*128kB (H) 
[  354.395786]  ? find_held_lock+0x36/0x1c0
[  354.395815]  ? __run_timers+0x7da/0xc70
[  354.400037] 1*256kB (H) 
[  354.402746]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.406826] 0*512kB 0*1024kB 
[  354.409556]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.413610] 0*2048kB 0*4096kB 
[  354.417644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.417668]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  354.420351] = 13980kB
[  354.424869]  ? trace_hardirqs_on+0xbd/0x310
[  354.428001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  354.432531]  ? kasan_check_read+0x11/0x20
[  354.435738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  354.440006]  ? __run_timers+0x7da/0xc70
[  354.444588] 4516 total pagecache pages
[  354.447028]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  354.451359] 0 pages in swap cache
[  354.460235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.464389] Swap cache stats: add 0, delete 0, find 0/0
[  354.473036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.477006] Free swap  = 0kB
[  354.477019] Total swap = 0kB
[  354.480942]  __run_timers+0x7e5/0xc70
[  354.486424] 1965979 pages RAM
[  354.489916]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  354.494133] 0 pages HighMem/MovableOnly
[  354.494146] 343324 pages reserved
[  354.499546]  ? check_preemption_disabled+0x48/0x200
[  354.503785] 0 pages cma reserved
[  354.506830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.509944] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  354.513675]  ? rcu_irq_exit+0xce/0x100
[  354.516865] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  354.522169]  ? irq_exit+0xbd/0x1c0
[  354.526141] ksoftirqd/0 cpuset=
[  354.529632]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  354.534674] /
[  354.538068]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  354.543661]  mems_allowed=0
[  354.550192]  ? retint_kernel+0x2d/0x2d
[  354.589626]  ? trace_hardirqs_on_caller+0xc0/0x300
[  354.594611]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  354.599421]  ? trace_hardirqs_off_caller+0x300/0x300
[  354.604587]  ? graph_lock+0x170/0x170
[  354.608448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.614058]  ? check_preemption_disabled+0x48/0x200
[  354.619145]  ? __lock_is_held+0xb5/0x140
[  354.623262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.628890]  ? check_preemption_disabled+0x48/0x200
[  354.633973]  run_timer_softirq+0x52/0xb0
[  354.638067]  ? rcu_read_lock_sched_held+0x108/0x120
[  354.643145]  __do_softirq+0x30b/0xad8
[  354.647186]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  354.652374]  ? pvclock_read_flags+0x160/0x160
[  354.656923]  ? lapic_next_event+0x5a/0x90
[  354.661120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.666702]  ? check_preemption_disabled+0x48/0x200
[  354.671764]  ? check_preemption_disabled+0x48/0x200
[  354.676835]  ? kvm_clock_read+0x18/0x30
[  354.680857]  ? kvm_sched_clock_read+0x9/0x20
[  354.685338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.690933]  ? check_preemption_disabled+0x48/0x200
[  354.696016]  irq_exit+0x17f/0x1c0
[  354.699523]  smp_apic_timer_interrupt+0x1cb/0x760
[  354.704408]  ? smp_reschedule_interrupt+0x109/0x650
[  354.709492]  ? smp_call_function_single_interrupt+0x650/0x650
[  354.715425]  ? interrupt_entry+0xb5/0xf0
[  354.719543]  ? trace_hardirqs_off_caller+0xbb/0x300
[  354.724606]  ? trace_hardirqs_off_caller+0xbb/0x300
[  354.729670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.734555]  ? trace_hardirqs_off+0x300/0x300
[  354.739080]  ? trace_hardirqs_off+0x300/0x300
[  354.743628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.749211]  ? check_preemption_disabled+0x48/0x200
[  354.754349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.759936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.764824]  apic_timer_interrupt+0xf/0x20
[  354.769095]  </IRQ>
[  354.771372] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  354.776336] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  354.795265] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  354.803010] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  354.810321] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  354.817623] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  354.824917] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  354.832220] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  354.839575]  skb_clone+0x1bb/0x500
[  354.843178]  ? skb_split+0x11e0/0x11e0
[  354.847103]  ? preempt_notifier_register+0x200/0x200
[  354.852248]  ? __switch_to_asm+0x34/0x70
[  354.856346]  ? __switch_to_asm+0x34/0x70
[  354.860432]  ? __switch_to_asm+0x40/0x70
[  354.864521]  ? __switch_to_asm+0x34/0x70
[  354.868621]  ? __switch_to_asm+0x40/0x70
[  354.872715]  ? __switch_to_asm+0x40/0x70
[  354.877621]  ? __switch_to_asm+0x34/0x70
[  354.881717]  ? __switch_to_asm+0x34/0x70
[  354.885814]  ? __switch_to_asm+0x40/0x70
[  354.889918]  ? __switch_to_asm+0x34/0x70
[  354.894027]  bpf_clone_redirect+0xb9/0x490
[  354.898315]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  354.903371]  ? __sched_text_start+0x8/0x8
[  354.907558]  ? retint_kernel+0x2d/0x2d
[  354.911576]  ? find_held_lock+0x36/0x1c0
[  354.915678]  ? lock_acquire+0x1ed/0x520
[  354.919685]  ? bpf_test_run+0x32e/0x5a0
[  354.923691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.929271]  ? check_preemption_disabled+0x48/0x200
[  354.934363]  ? kasan_check_read+0x11/0x20
[  354.938575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  354.943899]  ? rcu_bh_qs+0xc0/0xc0
[  354.947488]  ? preempt_schedule+0x4d/0x60
[  354.951698]  ? ___preempt_schedule+0x16/0x18
[  354.956213]  ? bpf_test_run+0x1c0/0x5a0
[  354.960274]  ? netlink_diag_dump+0x2a0/0x2a0
[  354.964742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.970338]  ? bpf_test_init.isra.9+0x70/0x100
[  354.975010]  ? bpf_prog_test_run_skb+0x634/0xb40
[  354.979837]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  354.984730]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.990326]  ? fput+0x130/0x1a0
[  354.993652]  ? __bpf_prog_get+0x9b/0x290
[  354.997769]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  355.002683]  ? bpf_prog_test_run+0x130/0x1a0
[  355.007167]  ? __x64_sys_bpf+0x3d8/0x510
[  355.011303]  ? bpf_prog_get+0x20/0x20
[  355.015179]  ? do_syscall_64+0x1b9/0x820
[  355.019344]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  355.024765]  ? syscall_return_slowpath+0x5e0/0x5e0
[  355.029731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.035127]  ? trace_hardirqs_off+0x300/0x300
[  355.039700]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  355.044775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.050368]  ? prepare_exit_to_usermode+0x291/0x3b0
[  355.055442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.060399]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  355.065839] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  355.065947] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  355.072644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.072652] Call Trace:
[  355.072690]  dump_stack+0x1c4/0x2b4
[  355.072711]  ? dump_stack_print_info.cold.2+0x52/0x52
[  355.072738]  warn_alloc.cold.118+0xb7/0x1bd
[  355.072761]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.079442] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.088722]  ? lock_downgrade+0x900/0x900
[  355.091282] syz-executor1 cpuset=
[  355.094944]  ? trace_hardirqs_off+0xb8/0x300
[  355.100148] syz1
[  355.104540]  ? trace_hardirqs_off+0xb8/0x300
[  355.109389]  mems_allowed=0
[  355.119910]  __alloc_pages_slowpath+0x2667/0x2d80
[  355.146291]  ? warn_alloc+0x120/0x120
[  355.150156]  ? warn_alloc+0x120/0x120
[  355.154002]  ? print_usage_bug+0xc0/0xc0
[  355.158106]  ? warn_alloc+0x120/0x120
[  355.161959]  ? print_usage_bug+0xc0/0xc0
[  355.166055]  ? __lock_acquire+0x7ec/0x4ec0
[  355.170385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.176480]  ? should_fail+0x22d/0xd01
[  355.180414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.185596]  ? __lock_acquire+0x7ec/0x4ec0
[  355.189888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.195029]  ? __lock_acquire+0x7ec/0x4ec0
[  355.199304]  ? should_fail+0x22d/0xd01
[  355.203322]  ? mark_held_locks+0x130/0x130
[  355.207827]  ? mark_held_locks+0x130/0x130
[  355.212188]  ? graph_lock+0x170/0x170
[  355.216016]  ? graph_lock+0x170/0x170
[  355.219847]  ? graph_lock+0x170/0x170
[  355.223718]  ? print_usage_bug+0xc0/0xc0
[  355.227811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.233393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.238975]  ? check_preemption_disabled+0x48/0x200
[  355.244031]  ? check_preemption_disabled+0x48/0x200
[  355.249112]  ? __lock_is_held+0xb5/0x140
[  355.253307]  __alloc_pages_nodemask+0xa80/0xde0
[  355.258023]  ? graph_lock+0x170/0x170
[  355.261873]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  355.266929]  ? graph_lock+0x170/0x170
[  355.270788]  ? find_held_lock+0x36/0x1c0
[  355.274900]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.279653]  ? lock_downgrade+0x900/0x900
[  355.283896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.289514]  cache_grow_begin+0x91/0x8c0
[  355.293620]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.298085]  fallback_alloc+0x203/0x2e0
[  355.302120]  ____cache_alloc_node+0x1c7/0x1e0
[  355.306674]  kmem_cache_alloc_node+0xe3/0x730
[  355.311220]  ? ipv6_get_ifaddr+0x42e/0x620
[  355.315507]  __alloc_skb+0x119/0x770
[  355.319267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  355.324637]  ? skb_scrub_packet+0x490/0x490
[  355.330256]  ? lock_downgrade+0x900/0x900
[  355.334466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.340048]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.345563]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.351060]  ? addrconf_rs_timer+0x6f0/0x6f0
[  355.355561]  ndisc_alloc_skb+0x144/0x340
[  355.359707]  ndisc_send_rs+0x331/0x6e0
[  355.363650]  addrconf_rs_timer+0x3c0/0x6f0
[  355.367937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.372231]  call_timer_fn+0x272/0x920
[  355.376156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.380442]  ? process_timeout+0x40/0x40
[  355.384631]  ? find_held_lock+0x36/0x1c0
[  355.388746]  ? __run_timers+0x7da/0xc70
[  355.392759]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.397318]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.401858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.406129]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  355.410753]  ? trace_hardirqs_on+0xbd/0x310
[  355.415110]  ? kasan_check_read+0x11/0x20
[  355.419311]  ? __run_timers+0x7da/0xc70
[  355.423332]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.428844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.433131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.437418]  __run_timers+0x7e5/0xc70
[  355.441293]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  355.446707]  ? compat_start_thread+0x80/0x80
[  355.451167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.456760]  ? _raw_spin_unlock_irq+0x60/0x80
[  355.461312]  ? finish_task_switch+0x1f5/0x900
[  355.465851]  ? finish_task_switch+0x1b5/0x900
[  355.470410]  ? __switch_to_asm+0x34/0x70
[  355.474527]  ? preempt_notifier_register+0x200/0x200
[  355.479689]  ? __switch_to_asm+0x34/0x70
[  355.483819]  ? __switch_to_asm+0x40/0x70
[  355.487922]  ? __switch_to_asm+0x34/0x70
[  355.492032]  ? __switch_to_asm+0x40/0x70
[  355.496131]  ? __switch_to_asm+0x34/0x70
[  355.500237]  ? __switch_to_asm+0x40/0x70
[  355.504376]  ? __switch_to_asm+0x40/0x70
[  355.508514]  ? pvclock_read_flags+0x160/0x160
[  355.513059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.518662]  ? check_preemption_disabled+0x48/0x200
[  355.523800]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  355.529164]  ? rcu_pm_notify+0xc0/0xc0
[  355.533120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.538723]  ? check_preemption_disabled+0x48/0x200
[  355.544590]  run_timer_softirq+0x52/0xb0
[  355.548709]  ? rcu_read_lock_sched_held+0x108/0x120
[  355.553795]  __do_softirq+0x30b/0xad8
[  355.557677]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  355.562841]  ? trace_hardirqs_off_caller+0x300/0x300
[  355.568002]  ? retint_kernel+0x1b/0x2d
[  355.571960]  ? schedule+0x108/0x460
[  355.575655]  ? __schedule+0x1ed0/0x1ed0
[  355.579711]  ? trace_hardirqs_off+0xb8/0x300
[  355.584175]  ? ___might_sleep+0x1ed/0x300
[  355.588367]  ? smpboot_thread_fn+0x68b/0xa00
[  355.592835]  ? trace_hardirqs_on+0x310/0x310
[  355.597300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.602916]  ? check_preemption_disabled+0x48/0x200
[  355.607991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.613593]  ? takeover_tasklets+0xa90/0xa90
[  355.618077]  run_ksoftirqd+0x94/0x100
[  355.621948]  smpboot_thread_fn+0x68b/0xa00
[  355.626253]  ? sort_range+0x30/0x30
[  355.629953]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.635128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.640740]  ? __kthread_parkme+0xfb/0x1a0
[  355.645043]  kthread+0x35a/0x420
[  355.648479]  ? sort_range+0x30/0x30
[  355.652151]  ? kthread_bind+0x40/0x40
[  355.656018]  ret_from_fork+0x3a/0x50
[  355.659808] warn_alloc_show_mem: 1 callbacks suppressed
[  355.659824] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  355.659827] Mem-Info:
[  355.659862] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  355.659862]  active_file:18 inactive_file:31 isolated_file:0
[  355.659862]  unevictable:0 dirty:0 writeback:0 unstable:0
[  355.659862]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  355.659862]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  355.659862]  free:13670 free_pcp:352 free_cma:0
[  355.665242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.665261] Call Trace:
[  355.672706] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  355.675134]  <IRQ>
[  355.708245] Node 0 
[  355.717673]  dump_stack+0x1c4/0x2b4
[  355.720283] 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
[  355.748233]  ? dump_stack_print_info.cold.2+0x52/0x52
[  355.750356] lowmem_reserve[]: 0
[  355.752642]  warn_alloc.cold.118+0xb7/0x1bd
[  355.756250]  2815
[  355.781803]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.786986]  6318 6318
[  355.790333]  ? lock_downgrade+0x900/0x900
[  355.794651] Node 0 
[  355.796762]  ? trace_hardirqs_off+0xb8/0x300
[  355.801627] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  355.804139]  ? trace_hardirqs_off+0xb8/0x300
[  355.808262] lowmem_reserve[]: 0
[  355.810581]  __alloc_pages_slowpath+0x2667/0x2d80
[  355.814951]  0 3503
[  355.841763]  ? warn_alloc+0x120/0x120
[  355.846154]  3503
[  355.849482]  ? trace_hardirqs_on+0x310/0x310
[  355.854335] Node 0 
[  355.856611]  ? warn_alloc+0x120/0x120
[  355.860431] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  355.862501]  ? print_usage_bug+0xc0/0xc0
[  355.866904] lowmem_reserve[]:
[  355.869165]  ? warn_alloc+0x120/0x120
[  355.872949]  0 0
[  355.902814]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  355.906883]  0
[  355.910029]  ? print_usage_bug+0xc0/0xc0
[  355.913806]  0
[  355.915832]  ? __lock_acquire+0x7ec/0x4ec0
[  355.920843] Node 0 
[  355.922696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.926732] DMA: 1*4kB 
[  355.928595]  ? should_fail+0x22d/0xd01
[  355.932819] (U) 
[  355.935092]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.940635] 0*8kB 0*16kB 
[  355.943285]  ? __lock_acquire+0x7ec/0x4ec0
[  355.947159] 1*32kB 
[  355.949173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.954282] (U) 
[  355.957081]  ? __lock_acquire+0x7ec/0x4ec0
[  355.961327] 2*64kB (U) 
[  355.963624]  ? should_fail+0x22d/0xd01
[  355.968717] 1*128kB (U) 
[  355.970757]  ? print_usage_bug+0xc0/0xc0
[  355.974973] 1*256kB (U) 
[  355.977640]  ? mark_held_locks+0x130/0x130
[  355.981529] 0*512kB 
[  355.984245]  ? mark_held_locks+0x130/0x130
[  355.988303] 1*1024kB (U) 
[  355.991062]  ? graph_lock+0x170/0x170
[  355.995304] 1*2048kB (M) 
[  355.997727]  ? print_usage_bug+0xc0/0xc0
[  356.001952] 3*4096kB (M) 
[  356.004779]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.008568] = 15908kB
[  356.011372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.015431] Node 0 
[  356.018220]  ? check_preemption_disabled+0x48/0x200
[  356.023001] DMA32: 
[  356.025454]  ? check_preemption_disabled+0x48/0x200
[  356.031078] 4*4kB 
[  356.033363]  ? __lock_is_held+0xb5/0x140
[  356.038358] (UM) 
[  356.040632]  __alloc_pages_nodemask+0xa80/0xde0
[  356.045636] 1*8kB 
[  356.047823]  ? graph_lock+0x170/0x170
[  356.051851] (M) 3*16kB 
[  356.053972]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  356.058639] (M) 
[  356.060821]  ? graph_lock+0x170/0x170
[  356.064802] 3*32kB (M) 
[  356.067461]  ? find_held_lock+0x36/0x1c0
[  356.072478] 1*64kB (M) 
[  356.074524]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.078329] 3*128kB (UM) 
[  356.080972]  ? lock_downgrade+0x900/0x900
[  356.085340] 3*256kB (UM) 
[  356.087986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.092672] 4*512kB (UM) 
[  356.095506]  cache_grow_begin+0x91/0x8c0
[  356.099630] 3*1024kB (M) 
[  356.102448]  ? do_raw_spin_unlock+0xa7/0x2f0
[  356.107972] 3*2048kB (M) 
[  356.110799]  fallback_alloc+0x203/0x2e0
[  356.114837] 3*4096kB (M) 
[  356.117652]  ____cache_alloc_node+0x1c7/0x1e0
[  356.122034] = 24936kB
[  356.122044] Node 0 
[  356.124849]  kmem_cache_alloc_node+0xe3/0x730
[  356.128793] Normal: 1267*4kB 
[  356.131609]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.136074] (UMEH) 430*8kB 
[  356.138545]  __alloc_skb+0x119/0x770
[  356.140762] (UMEH) 
[  356.145302]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.148385] 212*16kB (UMEH) 
[  356.152676]  ? skb_scrub_packet+0x490/0x490
[  356.155595] 35*32kB (MH) 
[  356.159363]  ? lock_downgrade+0x900/0x900
[  356.161589] 9*64kB (MH) 
[  356.166946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.169945] 1*128kB (H) 
[  356.174339]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.177077] 1*256kB (H) 
[  356.181284]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.183931] 0*512kB 0*1024kB 
[  356.189534]  ? addrconf_rs_timer+0x6f0/0x6f0
[  356.192177] 0*2048kB 0*4096kB 
[  356.197695]  ndisc_alloc_skb+0x144/0x340
[  356.200345] = 13980kB
[  356.200364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  356.205856]  ndisc_send_rs+0x331/0x6e0
[  356.208973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  356.208987] 4516 total pagecache pages
[  356.213480]  addrconf_rs_timer+0x3c0/0x6f0
[  356.216673] 0 pages in swap cache
[  356.220780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.223165] Swap cache stats: add 0, delete 0, find 0/0
[  356.223178] Free swap  = 0kB
[  356.232163]  call_timer_fn+0x272/0x920
[  356.236037] Total swap = 0kB
[  356.236048] 1965979 pages RAM
[  356.244688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.248562] 0 pages HighMem/MovableOnly
[  356.248570] 343324 pages reserved
[  356.248585] 0 pages cma reserved
[  356.252899]  ? process_timeout+0x40/0x40
[  356.256485] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.260633]  ? find_held_lock+0x36/0x1c0
[  356.260663]  ? __run_timers+0x7da/0xc70
[  356.260681]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.260692]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.260708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.260728]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  356.266211] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.269187]  ? trace_hardirqs_on+0xbd/0x310
[  356.273060] ksoftirqd/0 cpuset=
[  356.276128]  ? kasan_check_read+0x11/0x20
[  356.279227] /
[  356.283548]  ? __run_timers+0x7da/0xc70
[  356.287520]  mems_allowed=0
[  356.361998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  356.367522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.371839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.376320]  __run_timers+0x7e5/0xc70
[  356.380191]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  356.385636]  ? check_preemption_disabled+0x48/0x200
[  356.390731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.396389]  ? rcu_irq_exit+0xce/0x100
[  356.400354]  ? irq_exit+0xbd/0x1c0
[  356.403952]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  356.409043]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.413875]  ? retint_kernel+0x2d/0x2d
[  356.417832]  ? trace_hardirqs_on_caller+0xc0/0x300
[  356.422832]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.427664]  ? trace_hardirqs_off_caller+0x300/0x300
[  356.432833]  ? graph_lock+0x170/0x170
[  356.436692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.442301]  ? check_preemption_disabled+0x48/0x200
[  356.447400]  ? __lock_is_held+0xb5/0x140
[  356.451520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.457121]  ? check_preemption_disabled+0x48/0x200
[  356.462235]  run_timer_softirq+0x52/0xb0
[  356.466389]  ? rcu_read_lock_sched_held+0x108/0x120
[  356.471471]  __do_softirq+0x30b/0xad8
[  356.475361]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  356.480678]  ? pvclock_read_flags+0x160/0x160
[  356.485247]  ? lapic_next_event+0x5a/0x90
[  356.489454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.495046]  ? check_preemption_disabled+0x48/0x200
[  356.500116]  ? check_preemption_disabled+0x48/0x200
[  356.505237]  ? kvm_clock_read+0x18/0x30
[  356.509397]  ? kvm_sched_clock_read+0x9/0x20
[  356.513884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.519528]  ? check_preemption_disabled+0x48/0x200
[  356.524645]  irq_exit+0x17f/0x1c0
[  356.528144]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.533037]  ? smp_reschedule_interrupt+0x109/0x650
[  356.538333]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.544300]  ? interrupt_entry+0xb5/0xf0
[  356.548425]  ? trace_hardirqs_off_caller+0xbb/0x300
[  356.553480]  ? trace_hardirqs_off_caller+0xbb/0x300
[  356.558520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.563392]  ? trace_hardirqs_off+0x300/0x300
[  356.567911]  ? trace_hardirqs_off+0x300/0x300
[  356.572413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.577971]  ? check_preemption_disabled+0x48/0x200
[  356.582993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.588634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.593596]  apic_timer_interrupt+0xf/0x20
[  356.597829]  </IRQ>
[  356.600079] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  356.605012] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  356.623932] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  356.631735] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  356.639102] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  356.646385] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  356.653656] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  356.661109] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  356.668430]  skb_clone+0x1bb/0x500
[  356.671976]  ? skb_split+0x11e0/0x11e0
[  356.675872]  ? preempt_notifier_register+0x200/0x200
[  356.681024]  ? __switch_to_asm+0x34/0x70
[  356.685109]  ? __switch_to_asm+0x34/0x70
[  356.689210]  ? __switch_to_asm+0x40/0x70
[  356.693298]  ? __switch_to_asm+0x34/0x70
[  356.697419]  ? __switch_to_asm+0x40/0x70
[  356.701545]  ? __switch_to_asm+0x40/0x70
[  356.705666]  ? __switch_to_asm+0x34/0x70
[  356.709772]  ? __switch_to_asm+0x34/0x70
[  356.713891]  ? __switch_to_asm+0x40/0x70
[  356.717988]  ? __switch_to_asm+0x34/0x70
[  356.722085]  bpf_clone_redirect+0xb9/0x490
[  356.726400]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  356.731478]  ? __sched_text_start+0x8/0x8
[  356.735680]  ? retint_kernel+0x2d/0x2d
[  356.739627]  ? find_held_lock+0x36/0x1c0
[  356.743787]  ? lock_acquire+0x1ed/0x520
[  356.747803]  ? bpf_test_run+0x32e/0x5a0
[  356.751813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.757403]  ? check_preemption_disabled+0x48/0x200
[  356.762482]  ? kasan_check_read+0x11/0x20
[  356.766678]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.772075]  ? rcu_bh_qs+0xc0/0xc0
[  356.775655]  ? preempt_schedule+0x4d/0x60
[  356.779839]  ? ___preempt_schedule+0x16/0x18
[  356.784297]  ? bpf_test_run+0x1c0/0x5a0
[  356.788329]  ? netlink_diag_dump+0x2a0/0x2a0
[  356.792792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.798382]  ? bpf_test_init.isra.9+0x70/0x100
[  356.803013]  ? bpf_prog_test_run_skb+0x634/0xb40
[  356.807819]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  356.812701]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  356.818280]  ? fput+0x130/0x1a0
[  356.821594]  ? __bpf_prog_get+0x9b/0x290
[  356.825697]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  356.830578]  ? bpf_prog_test_run+0x130/0x1a0
[  356.835032]  ? __x64_sys_bpf+0x3d8/0x510
[  356.839152]  ? bpf_prog_get+0x20/0x20
[  356.843005]  ? do_syscall_64+0x1b9/0x820
[  356.847091]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  356.852501]  ? syscall_return_slowpath+0x5e0/0x5e0
[  356.857475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.862364]  ? trace_hardirqs_off+0x300/0x300
[  356.866904]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  356.871957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.877546]  ? prepare_exit_to_usermode+0x291/0x3b0
[  356.882629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.887535]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  356.892959] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  356.893044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.899758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.899768] Call Trace:
[  356.899805]  dump_stack+0x1c4/0x2b4
[  356.899819]  ? dump_stack_print_info.cold.2+0x52/0x52
[  356.899845]  warn_alloc.cold.118+0xb7/0x1bd
[  356.899860]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.899882]  ? lock_downgrade+0x900/0x900
[  356.906486] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.915799]  ? trace_hardirqs_off+0xb8/0x300
[  356.918380] syz-executor1 cpuset=
[  356.922038]  ? trace_hardirqs_off+0xb8/0x300
[  356.927223] syz1
[  356.931580]  __alloc_pages_slowpath+0x2667/0x2d80
[  356.936433]  mems_allowed=0
[  356.940631]  ? warn_alloc+0x120/0x120
[  356.977026]  ? warn_alloc+0x120/0x120
[  356.980918]  ? print_usage_bug+0xc0/0xc0
[  356.985025]  ? warn_alloc+0x120/0x120
[  356.989510]  ? print_usage_bug+0xc0/0xc0
[  356.993627]  ? __lock_acquire+0x7ec/0x4ec0
[  356.997908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.003595]  ? should_fail+0x22d/0xd01
[  357.007548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.012801]  ? __lock_acquire+0x7ec/0x4ec0
[  357.017115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.022259]  ? __lock_acquire+0x7ec/0x4ec0
[  357.026528]  ? should_fail+0x22d/0xd01
[  357.030465]  ? mark_held_locks+0x130/0x130
[  357.034748]  ? mark_held_locks+0x130/0x130
[  357.039033]  ? graph_lock+0x170/0x170
[  357.042907]  ? graph_lock+0x170/0x170
[  357.046753]  ? graph_lock+0x170/0x170
[  357.050590]  ? print_usage_bug+0xc0/0xc0
[  357.054719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.060313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.066570]  ? check_preemption_disabled+0x48/0x200
[  357.071632]  ? check_preemption_disabled+0x48/0x200
[  357.076709]  ? __lock_is_held+0xb5/0x140
[  357.080827]  __alloc_pages_nodemask+0xa80/0xde0
[  357.085548]  ? graph_lock+0x170/0x170
[  357.089405]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  357.094484]  ? graph_lock+0x170/0x170
[  357.098346]  ? find_held_lock+0x36/0x1c0
[  357.102467]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.107187]  ? lock_downgrade+0x900/0x900
[  357.111414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.117036]  cache_grow_begin+0x91/0x8c0
[  357.121160]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.125638]  fallback_alloc+0x203/0x2e0
[  357.129688]  ____cache_alloc_node+0x1c7/0x1e0
[  357.134257]  kmem_cache_alloc_node+0xe3/0x730
[  357.138837]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.143140]  __alloc_skb+0x119/0x770
[  357.146907]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  357.152237]  ? skb_scrub_packet+0x490/0x490
[  357.156609]  ? lock_downgrade+0x900/0x900
[  357.160814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.166403]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.172815]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.178426]  ? addrconf_rs_timer+0x6f0/0x6f0
[  357.182912]  ndisc_alloc_skb+0x144/0x340
[  357.187033]  ndisc_send_rs+0x331/0x6e0
[  357.190978]  addrconf_rs_timer+0x3c0/0x6f0
[  357.195277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.199584]  call_timer_fn+0x272/0x920
[  357.203542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.207908]  ? process_timeout+0x40/0x40
[  357.212017]  ? find_held_lock+0x36/0x1c0
[  357.216140]  ? __run_timers+0x7da/0xc70
[  357.220153]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.224699]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.229238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.233515]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  357.238141]  ? trace_hardirqs_on+0xbd/0x310
[  357.242508]  ? kasan_check_read+0x11/0x20
[  357.246701]  ? __run_timers+0x7da/0xc70
[  357.250718]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.256220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.260507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.264811]  __run_timers+0x7e5/0xc70
[  357.268712]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  357.274119]  ? compat_start_thread+0x80/0x80
[  357.278584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.284171]  ? _raw_spin_unlock_irq+0x60/0x80
[  357.288713]  ? finish_task_switch+0x1f5/0x900
[  357.293245]  ? finish_task_switch+0x1b5/0x900
[  357.297776]  ? __switch_to_asm+0x34/0x70
[  357.301906]  ? preempt_notifier_register+0x200/0x200
[  357.307082]  ? __switch_to_asm+0x34/0x70
[  357.311182]  ? __switch_to_asm+0x40/0x70
[  357.315281]  ? __switch_to_asm+0x34/0x70
[  357.319379]  ? __switch_to_asm+0x40/0x70
[  357.323474]  ? __switch_to_asm+0x34/0x70
[  357.327583]  ? __switch_to_asm+0x40/0x70
[  357.331691]  ? __switch_to_asm+0x40/0x70
[  357.335800]  ? pvclock_read_flags+0x160/0x160
[  357.340339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.345915]  ? check_preemption_disabled+0x48/0x200
[  357.350980]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  357.356316]  ? rcu_pm_notify+0xc0/0xc0
[  357.360249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.365823]  ? check_preemption_disabled+0x48/0x200
[  357.370921]  run_timer_softirq+0x52/0xb0
[  357.375016]  ? rcu_read_lock_sched_held+0x108/0x120
[  357.380074]  __do_softirq+0x30b/0xad8
[  357.383927]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  357.389071]  ? trace_hardirqs_off_caller+0x300/0x300
[  357.394204]  ? retint_kernel+0x1b/0x2d
[  357.398135]  ? schedule+0x108/0x460
[  357.401801]  ? __schedule+0x1ed0/0x1ed0
[  357.405829]  ? trace_hardirqs_off+0xb8/0x300
[  357.410278]  ? ___might_sleep+0x1ed/0x300
[  357.414464]  ? smpboot_thread_fn+0x68b/0xa00
[  357.418914]  ? trace_hardirqs_on+0x310/0x310
[  357.423359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.428965]  ? check_preemption_disabled+0x48/0x200
[  357.434036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.439622]  ? takeover_tasklets+0xa90/0xa90
[  357.444077]  run_ksoftirqd+0x94/0x100
[  357.447949]  smpboot_thread_fn+0x68b/0xa00
[  357.452233]  ? sort_range+0x30/0x30
[  357.455913]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  357.461057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.466676]  ? __kthread_parkme+0xfb/0x1a0
[  357.470968]  kthread+0x35a/0x420
[  357.474398]  ? sort_range+0x30/0x30
[  357.478095]  ? kthread_bind+0x40/0x40
[  357.481951]  ret_from_fork+0x3a/0x50
[  357.485738] warn_alloc_show_mem: 1 callbacks suppressed
[  357.485755] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  357.485758] Mem-Info:
[  357.485792] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  357.485792]  active_file:18 inactive_file:31 isolated_file:0
[  357.485792]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.485792]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  357.485792]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  357.485792]  free:13670 free_pcp:352 free_cma:0
[  357.491183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.498530] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.501053] Call Trace:
[  357.534132] Node 0 
[  357.543523]  <IRQ>
[  357.571516] 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
[  357.574106]  dump_stack+0x1c4/0x2b4
[  357.576322] lowmem_reserve[]:
[  357.578504]  ? dump_stack_print_info.cold.2+0x52/0x52
[  357.604074]  0 2815
[  357.607754]  warn_alloc.cold.118+0xb7/0x1bd
[  357.610850]  6318
[  357.616101]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.618320]  6318
[  357.622682]  ? lock_downgrade+0x900/0x900
[  357.624742] Node 0 
[  357.629624]  ? trace_hardirqs_off+0xb8/0x300
[  357.631703] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  357.635855]  ? trace_hardirqs_off+0xb8/0x300
[  357.638080] lowmem_reserve[]: 0
[  357.642549]  __alloc_pages_slowpath+0x2667/0x2d80
[  357.669257]  0 3503
[  357.673756]  ? warn_alloc+0x120/0x120
[  357.677035]  3503
[  357.681929]  ? warn_alloc+0x120/0x120
[  357.684159] Node 0 
[  357.687979]  ? print_usage_bug+0xc0/0xc0
[  357.690056] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  357.693864]  ? warn_alloc+0x120/0x120
[  357.696095] lowmem_reserve[]:
[  357.700182]  ? print_usage_bug+0xc0/0xc0
[  357.728822]  0 0
[  357.732705]  ? __lock_acquire+0x7ec/0x4ec0
[  357.735805]  0 0
[  357.739902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.746135]  ? should_fail+0x22d/0xd01
[  357.748118] Node 0 
[  357.753708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.757580] DMA: 1*4kB 
[  357.759862]  ? __lock_acquire+0x7ec/0x4ec0
[  357.764947] (U) 0*8kB 
[  357.767592]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.771799] 0*16kB 
[  357.774317]  ? __lock_acquire+0x7ec/0x4ec0
[  357.779404] 1*32kB (U) 
[  357.781699]  ? should_fail+0x22d/0xd01
[  357.785915] 2*64kB (U) 
[  357.788544]  ? mark_held_locks+0x130/0x130
[  357.792414] 1*128kB 
[  357.795029]  ? mark_held_locks+0x130/0x130
[  357.799256] (U) 
[  357.801610]  ? graph_lock+0x170/0x170
[  357.805858] 1*256kB (U) 
[  357.807873]  ? graph_lock+0x170/0x170
[  357.811665] 0*512kB 
[  357.814358]  ? graph_lock+0x170/0x170
[  357.818151] 1*1024kB 
[  357.820504]  ? print_usage_bug+0xc0/0xc0
[  357.824286] (U) 1*2048kB 
[  357.826751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.830782] (M) 3*4096kB 
[  357.833591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.839106] (M) = 15908kB
[  357.841907]  ? check_preemption_disabled+0x48/0x200
[  357.847446] Node 0 
[  357.850249]  ? check_preemption_disabled+0x48/0x200
[  357.855247] DMA32: 4*4kB 
[  357.857546]  ? __lock_is_held+0xb5/0x140
[  357.862588] (UM) 
[  357.865386]  __alloc_pages_nodemask+0xa80/0xde0
[  357.869438] 1*8kB 
[  357.871532]  ? graph_lock+0x170/0x170
[  357.876184] (M) 
[  357.878371]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  357.882143] 3*16kB (M) 
[  357.884165]  ? graph_lock+0x170/0x170
[  357.889168] 3*32kB 
[  357.891791]  ? find_held_lock+0x36/0x1c0
[  357.895566] (M) 
[  357.897854]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.901904] 1*64kB 
[  357.903911]  ? lock_downgrade+0x900/0x900
[  357.908555] (M) 3*128kB 
[  357.910861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.914990] (UM) 
[  357.917697]  cache_grow_begin+0x91/0x8c0
[  357.923219] 3*256kB (UM) 
[  357.925338]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.929391] 4*512kB 
[  357.932186]  fallback_alloc+0x203/0x2e0
[  357.936565] (UM) 3*1024kB 
[  357.938946]  ____cache_alloc_node+0x1c7/0x1e0
[  357.942899] (M) 3*2048kB 
[  357.945807]  kmem_cache_alloc_node+0xe3/0x730
[  357.950301] (M) 
[  357.953109]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.957582] 3*4096kB (M) 
[  357.959617]  __alloc_skb+0x119/0x770
[  357.963830] = 24936kB
[  357.963846] Node 0 
[  357.966653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  357.970340] Normal: 1267*4kB 
[  357.972801]  ? skb_scrub_packet+0x490/0x490
[  357.975013] (UMEH) 
[  357.980336]  ? lock_downgrade+0x900/0x900
[  357.983429] 430*8kB 
[  357.987808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.990023] (UMEH) 
[  357.994214]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.996520] 212*16kB 
[  358.002127]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  358.004343] (UMEH) 
[  358.010277]  ? addrconf_rs_timer+0x6f0/0x6f0
[  358.012659] 35*32kB 
[  358.018152]  ndisc_alloc_skb+0x144/0x340
[  358.020368] (MH) 
[  358.024855]  ndisc_send_rs+0x331/0x6e0
[  358.027158] 9*64kB 
[  358.031274]  addrconf_rs_timer+0x3c0/0x6f0
[  358.033310] (MH) 
[  358.037247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.039459] 1*128kB (H) 
[  358.043764]  call_timer_fn+0x272/0x920
[  358.045833] 1*256kB 
[  358.050103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.052748] (H) 0*512kB 
[  358.056705]  ? process_timeout+0x40/0x40
[  358.059029] 0*1024kB 
[  358.063313]  ? find_held_lock+0x36/0x1c0
[  358.065964] 0*2048kB 0*4096kB 
[  358.070066]  ? __run_timers+0x7da/0xc70
[  358.072457] = 13980kB
[  358.072475] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.076604]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.079786] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.079798] 4516 total pagecache pages
[  358.083825]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.086216] 0 pages in swap cache
[  358.095077]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.095107]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  358.099990] Swap cache stats: add 0, delete 0, find 0/0
[  358.108672]  ? trace_hardirqs_on+0xbd/0x310
[  358.112546] Free swap  = 0kB
[  358.117059]  ? kasan_check_read+0x11/0x20
[  358.117092]  ? __run_timers+0x7da/0xc70
[  358.120542] Total swap = 0kB
[  358.120556] 1965979 pages RAM
[  358.124880]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  358.129450] 0 pages HighMem/MovableOnly
[  358.129467] 343324 pages reserved
[  358.134901]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.139220] 0 pages cma reserved
[  358.142280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.146547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.150432]  __run_timers+0x7e5/0xc70
[  358.150461]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  358.150487]  ? check_preemption_disabled+0x48/0x200
[  358.153600] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.156640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.162128] ksoftirqd/0 cpuset=
[  358.166146]  ? rcu_irq_exit+0xce/0x100
[  358.169594] /
[  358.173887]  ? irq_exit+0xbd/0x1c0
[  358.177238]  mems_allowed=0
[  358.233649]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  358.238719]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.243535]  ? retint_kernel+0x2d/0x2d
[  358.247480]  ? trace_hardirqs_on_caller+0xc0/0x300
[  358.252519]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.257326]  ? trace_hardirqs_off_caller+0x300/0x300
[  358.262490]  ? graph_lock+0x170/0x170
[  358.266332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.271915]  ? check_preemption_disabled+0x48/0x200
[  358.276993]  ? __lock_is_held+0xb5/0x140
[  358.281083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.286661]  ? check_preemption_disabled+0x48/0x200
[  358.291734]  run_timer_softirq+0x52/0xb0
[  358.295841]  ? rcu_read_lock_sched_held+0x108/0x120
[  358.300929]  __do_softirq+0x30b/0xad8
[  358.304782]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  358.309946]  ? pvclock_read_flags+0x160/0x160
[  358.314494]  ? lapic_next_event+0x5a/0x90
[  358.318700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.324328]  ? check_preemption_disabled+0x48/0x200
[  358.329436]  ? check_preemption_disabled+0x48/0x200
[  358.334537]  ? kvm_clock_read+0x18/0x30
[  358.338563]  ? kvm_sched_clock_read+0x9/0x20
[  358.343037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.348643]  ? check_preemption_disabled+0x48/0x200
[  358.353738]  irq_exit+0x17f/0x1c0
[  358.357238]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.362126]  ? smp_reschedule_interrupt+0x109/0x650
[  358.367202]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.373152]  ? interrupt_entry+0xb5/0xf0
[  358.377260]  ? trace_hardirqs_off_caller+0xbb/0x300
[  358.382414]  ? trace_hardirqs_off_caller+0xbb/0x300
[  358.387505]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.392409]  ? trace_hardirqs_off+0x300/0x300
[  358.396958]  ? trace_hardirqs_off+0x300/0x300
[  358.401512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.407129]  ? check_preemption_disabled+0x48/0x200
[  358.412201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.417803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.422727]  apic_timer_interrupt+0xf/0x20
[  358.427000]  </IRQ>
[  358.429270] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  358.434253] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  358.453198] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  358.460956] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  358.468269] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  358.475589] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  358.482901] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  358.490242] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  358.497652]  skb_clone+0x1bb/0x500
[  358.501253]  ? skb_split+0x11e0/0x11e0
[  358.505193]  ? preempt_notifier_register+0x200/0x200
[  358.510343]  ? __switch_to_asm+0x34/0x70
[  358.514451]  ? __switch_to_asm+0x34/0x70
[  358.518553]  ? __switch_to_asm+0x40/0x70
[  358.522663]  ? __switch_to_asm+0x34/0x70
[  358.526758]  ? __switch_to_asm+0x40/0x70
[  358.530862]  ? __switch_to_asm+0x40/0x70
[  358.534979]  ? __switch_to_asm+0x34/0x70
[  358.539083]  ? __switch_to_asm+0x34/0x70
[  358.543192]  ? __switch_to_asm+0x40/0x70
[  358.547290]  ? __switch_to_asm+0x34/0x70
[  358.551416]  bpf_clone_redirect+0xb9/0x490
[  358.555714]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  358.560814]  ? __sched_text_start+0x8/0x8
[  358.565006]  ? retint_kernel+0x2d/0x2d
[  358.568966]  ? find_held_lock+0x36/0x1c0
[  358.573070]  ? lock_acquire+0x1ed/0x520
[  358.577077]  ? bpf_test_run+0x32e/0x5a0
[  358.581110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.586739]  ? check_preemption_disabled+0x48/0x200
[  358.591808]  ? kasan_check_read+0x11/0x20
[  358.596002]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  358.601330]  ? rcu_bh_qs+0xc0/0xc0
[  358.604908]  ? preempt_schedule+0x4d/0x60
[  358.609093]  ? ___preempt_schedule+0x16/0x18
[  358.613555]  ? bpf_test_run+0x1c0/0x5a0
[  358.617594]  ? netlink_diag_dump+0x2a0/0x2a0
[  358.622049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.627642]  ? bpf_test_init.isra.9+0x70/0x100
[  358.632276]  ? bpf_prog_test_run_skb+0x634/0xb40
[  358.637081]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  358.641979]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.647580]  ? fput+0x130/0x1a0
[  358.650901]  ? __bpf_prog_get+0x9b/0x290
[  358.655012]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  358.659907]  ? bpf_prog_test_run+0x130/0x1a0
[  358.664465]  ? __x64_sys_bpf+0x3d8/0x510
[  358.668612]  ? bpf_prog_get+0x20/0x20
[  358.672482]  ? do_syscall_64+0x1b9/0x820
[  358.676597]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.682025]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.687004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.691915]  ? trace_hardirqs_off+0x300/0x300
[  358.696479]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.701578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.707183]  ? prepare_exit_to_usermode+0x291/0x3b0
[  358.712280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.717186]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.722623] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  358.722731] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.729439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.729451] Call Trace:
[  358.729492]  dump_stack+0x1c4/0x2b4
[  358.729507]  ? dump_stack_print_info.cold.2+0x52/0x52
[  358.729532]  warn_alloc.cold.118+0xb7/0x1bd
[  358.729545]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.729563]  ? lock_downgrade+0x900/0x900
[  358.729588]  ? trace_hardirqs_off+0xb8/0x300
[  358.729609]  ? trace_hardirqs_off+0xb8/0x300
[  358.736253] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.745579]  __alloc_pages_slowpath+0x2667/0x2d80
[  358.748153] syz-executor1 cpuset=
[  358.751838]  ? warn_alloc+0x120/0x120
[  358.757036] syz1
[  358.761407]  ? warn_alloc+0x120/0x120
[  358.766242]  mems_allowed=0
[  358.810607]  ? print_usage_bug+0xc0/0xc0
[  358.814711]  ? warn_alloc+0x120/0x120
[  358.818719]  ? print_usage_bug+0xc0/0xc0
[  358.822835]  ? __lock_acquire+0x7ec/0x4ec0
[  358.827120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.832718]  ? should_fail+0x22d/0xd01
[  358.836661]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.841826]  ? __lock_acquire+0x7ec/0x4ec0
[  358.846117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.851264]  ? __lock_acquire+0x7ec/0x4ec0
[  358.855558]  ? should_fail+0x22d/0xd01
[  358.859493]  ? mark_held_locks+0x130/0x130
[  358.863795]  ? mark_held_locks+0x130/0x130
[  358.868077]  ? graph_lock+0x170/0x170
[  358.871915]  ? graph_lock+0x170/0x170
[  358.875756]  ? graph_lock+0x170/0x170
[  358.879606]  ? print_usage_bug+0xc0/0xc0
[  358.883715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.889309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.894914]  ? check_preemption_disabled+0x48/0x200
[  358.899984]  ? check_preemption_disabled+0x48/0x200
[  358.905063]  ? __lock_is_held+0xb5/0x140
[  358.909193]  __alloc_pages_nodemask+0xa80/0xde0
[  358.913922]  ? graph_lock+0x170/0x170
[  358.917773]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  358.922840]  ? graph_lock+0x170/0x170
[  358.926697]  ? find_held_lock+0x36/0x1c0
[  358.930818]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.935546]  ? lock_downgrade+0x900/0x900
[  358.939759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.945363]  cache_grow_begin+0x91/0x8c0
[  358.949475]  ? do_raw_spin_unlock+0xa7/0x2f0
[  358.953948]  fallback_alloc+0x203/0x2e0
[  358.957989]  ____cache_alloc_node+0x1c7/0x1e0
[  358.962541]  kmem_cache_alloc_node+0xe3/0x730
[  358.967090]  ? ipv6_get_ifaddr+0x42e/0x620
[  358.971382]  __alloc_skb+0x119/0x770
[  358.975143]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  358.980480]  ? skb_scrub_packet+0x490/0x490
[  358.984856]  ? lock_downgrade+0x900/0x900
[  358.989048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.994645]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.000153]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.005664]  ? addrconf_rs_timer+0x6f0/0x6f0
[  359.010140]  ndisc_alloc_skb+0x144/0x340
[  359.014246]  ndisc_send_rs+0x331/0x6e0
[  359.018183]  addrconf_rs_timer+0x3c0/0x6f0
[  359.022472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.026771]  call_timer_fn+0x272/0x920
[  359.030705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.034991]  ? process_timeout+0x40/0x40
[  359.039091]  ? find_held_lock+0x36/0x1c0
[  359.043293]  ? __run_timers+0x7da/0xc70
[  359.047312]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.051855]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.056396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.060677]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  359.065973]  ? trace_hardirqs_on+0xbd/0x310
[  359.070331]  ? kasan_check_read+0x11/0x20
[  359.074516]  ? __run_timers+0x7da/0xc70
[  359.078553]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.084088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.088376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.092664]  __run_timers+0x7e5/0xc70
[  359.096590]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  359.101964]  ? compat_start_thread+0x80/0x80
[  359.106472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.112079]  ? _raw_spin_unlock_irq+0x60/0x80
[  359.116593]  ? finish_task_switch+0x1f5/0x900
[  359.121104]  ? finish_task_switch+0x1b5/0x900
[  359.125610]  ? __switch_to_asm+0x34/0x70
[  359.129692]  ? preempt_notifier_register+0x200/0x200
[  359.134847]  ? __switch_to_asm+0x34/0x70
[  359.138922]  ? __switch_to_asm+0x40/0x70
[  359.143090]  ? __switch_to_asm+0x34/0x70
[  359.147180]  ? __switch_to_asm+0x40/0x70
[  359.151290]  ? __switch_to_asm+0x34/0x70
[  359.155387]  ? __switch_to_asm+0x40/0x70
[  359.159527]  ? __switch_to_asm+0x40/0x70
[  359.163661]  ? pvclock_read_flags+0x160/0x160
[  359.168207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.174676]  ? check_preemption_disabled+0x48/0x200
[  359.179738]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.185134]  ? rcu_pm_notify+0xc0/0xc0
[  359.189062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.194669]  ? check_preemption_disabled+0x48/0x200
[  359.199736]  run_timer_softirq+0x52/0xb0
[  359.203840]  ? rcu_read_lock_sched_held+0x108/0x120
[  359.208904]  __do_softirq+0x30b/0xad8
[  359.212754]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  359.217893]  ? trace_hardirqs_off_caller+0x300/0x300
[  359.223027]  ? retint_kernel+0x1b/0x2d
[  359.226952]  ? schedule+0x108/0x460
[  359.230643]  ? __schedule+0x1ed0/0x1ed0
[  359.234671]  ? trace_hardirqs_off+0xb8/0x300
[  359.239120]  ? ___might_sleep+0x1ed/0x300
[  359.243308]  ? smpboot_thread_fn+0x68b/0xa00
[  359.247776]  ? trace_hardirqs_on+0x310/0x310
[  359.252217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.257811]  ? check_preemption_disabled+0x48/0x200
[  359.262893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.268502]  ? takeover_tasklets+0xa90/0xa90
[  359.272944]  run_ksoftirqd+0x94/0x100
[  359.276769]  smpboot_thread_fn+0x68b/0xa00
[  359.281037]  ? sort_range+0x30/0x30
[  359.284688]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.289823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.295393]  ? __kthread_parkme+0xfb/0x1a0
[  359.299658]  kthread+0x35a/0x420
[  359.303045]  ? sort_range+0x30/0x30
[  359.306702]  ? kthread_bind+0x40/0x40
[  359.310531]  ret_from_fork+0x3a/0x50
[  359.314285] warn_alloc_show_mem: 1 callbacks suppressed
[  359.314299] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  359.314301] Mem-Info:
[  359.314332] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  359.314332]  active_file:18 inactive_file:31 isolated_file:0
[  359.314332]  unevictable:0 dirty:0 writeback:0 unstable:0
[  359.314332]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  359.314332]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  359.314332]  free:13670 free_pcp:352 free_cma:0
[  359.319696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.319709] Call Trace:
[  359.327025] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  359.329459]  <IRQ>
[  359.362541] Node 0 
[  359.371976]  dump_stack+0x1c4/0x2b4
[  359.374591] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  359.402570]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.404723] lowmem_reserve[]:
[  359.406984]  warn_alloc.cold.118+0xb7/0x1bd
[  359.410588]  0 2815
[  359.436167]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.441353]  6318
[  359.444484]  ? lock_downgrade+0x900/0x900
[  359.448803]  6318
[  359.451073]  ? trace_hardirqs_off+0xb8/0x300
[  359.455910] Node 0 
[  359.458001]  ? trace_hardirqs_off+0xb8/0x300
[  359.462163] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  359.464221]  __alloc_pages_slowpath+0x2667/0x2d80
[  359.468616] lowmem_reserve[]: 0
[  359.470922]  ? warn_alloc+0x120/0x120
[  359.475290]  0 3503
[  359.502055]  ? warn_alloc+0x120/0x120
[  359.506893]  3503
[  359.510208]  ? print_usage_bug+0xc0/0xc0
[  359.514011] Node 0 
[  359.516273]  ? warn_alloc+0x120/0x120
[  359.520094] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  359.522159]  ? print_usage_bug+0xc0/0xc0
[  359.526216] lowmem_reserve[]:
[  359.528479]  ? __lock_acquire+0x7ec/0x4ec0
[  359.532272]  0 0
[  359.560961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.565023]  0
[  359.568153]  ? should_fail+0x22d/0xd01
[  359.572380]  0
[  359.574400]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.579935] Node 0 
[  359.581765]  ? __lock_acquire+0x7ec/0x4ec0
[  359.585630] DMA: 1*4kB 
[  359.587474]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.592580] (U) 
[  359.594846]  ? __lock_acquire+0x7ec/0x4ec0
[  359.594869]  ? should_fail+0x22d/0xd01
[  359.599111] 0*8kB 
[  359.601730]  ? mark_held_locks+0x130/0x130
[  359.606840] 0*16kB 1*32kB 
[  359.608860]  ? mark_held_locks+0x130/0x130
[  359.613069] (U) 2*64kB 
[  359.617007]  ? graph_lock+0x170/0x170
[  359.619147] (U) 
[  359.623438]  ? graph_lock+0x170/0x170
[  359.626270] 1*128kB (U) 
[  359.630607]  ? graph_lock+0x170/0x170
[  359.633186] 1*256kB 
[  359.637009]  ? print_usage_bug+0xc0/0xc0
[  359.638970] (U) 
[  359.642790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.645450] 0*512kB 
[  359.649279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.651591] 1*1024kB 
[  359.655678]  ? check_preemption_disabled+0x48/0x200
[  359.657638] (U) 
[  359.663215]  ? check_preemption_disabled+0x48/0x200
[  359.665531] 1*2048kB 
[  359.671130]  ? __lock_is_held+0xb5/0x140
[  359.673523] (M) 
[  359.678566]  __alloc_pages_nodemask+0xa80/0xde0
[  359.680533] 3*4096kB 
[  359.685570]  ? graph_lock+0x170/0x170
[  359.687964] (M) = 15908kB
[  359.692062]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  359.694036] Node 0 
[  359.698725]  ? graph_lock+0x170/0x170
[  359.698756]  ? find_held_lock+0x36/0x1c0
[  359.701167] DMA32: 
[  359.705113]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.707857] 4*4kB 
[  359.712898]  ? lock_downgrade+0x900/0x900
[  359.715128] (UM) 
[  359.718958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.723002] 1*8kB (M) 
[  359.725274]  cache_grow_begin+0x91/0x8c0
[  359.729929] 3*16kB (M) 
[  359.732122]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.736252] 3*32kB 
[  359.738345]  fallback_alloc+0x203/0x2e0
[  359.743873] (M) 1*64kB 
[  359.746428]  ____cache_alloc_node+0x1c7/0x1e0
[  359.750478] (M) 3*128kB 
[  359.753107]  kmem_cache_alloc_node+0xe3/0x730
[  359.757515] (UM) 
[  359.759782]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.763741] 3*256kB (UM) 
[  359.766368]  __alloc_skb+0x119/0x770
[  359.770843] 4*512kB (UM) 
[  359.773557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.778045] 3*1024kB 
[  359.780142]  ? skb_scrub_packet+0x490/0x490
[  359.784366] (M) 
[  359.787148]  ? lock_downgrade+0x900/0x900
[  359.790854] 3*2048kB (M) 
[  359.793653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.798912] 3*4096kB (M) 
[  359.801364]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.805755] = 24936kB
[  359.805766] Node 0 
[  359.807771]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.811901] Normal: 1267*4kB 
[  359.814701]  ? addrconf_rs_timer+0x6f0/0x6f0
[  359.820257] (UMEH) 
[  359.823046]  ndisc_alloc_skb+0x144/0x340
[  359.828501] 430*8kB 
[  359.830957]  ndisc_send_rs+0x331/0x6e0
[  359.833174] (UMEH) 
[  359.838653]  addrconf_rs_timer+0x3c0/0x6f0
[  359.841749] 212*16kB (UMEH) 
[  359.846208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.848440] 35*32kB 
[  359.852531]  call_timer_fn+0x272/0x920
[  359.854839] (MH) 
[  359.858776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.861000] 9*64kB (MH) 
[  359.865272]  ? process_timeout+0x40/0x40
[  359.868285] 1*128kB 
[  359.872544]  ? find_held_lock+0x36/0x1c0
[  359.874857] (H) 1*256kB 
[  359.878781]  ? __run_timers+0x7da/0xc70
[  359.880829] (H) 
[  359.885083]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.887749] 0*512kB 
[  359.891864]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.894183] 0*1024kB 
[  359.898271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.900925] 0*2048kB 0*4096kB 
[  359.904935]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  359.906903] = 13980kB
[  359.911431]  ? trace_hardirqs_on+0xbd/0x310
[  359.913760] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  359.918278]  ? kasan_check_read+0x11/0x20
[  359.920689] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  359.924942]  ? __run_timers+0x7da/0xc70
[  359.928134] 4516 total pagecache pages
[  359.932785]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.935195] 0 pages in swap cache
[  359.939550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.948416] Swap cache stats: add 0, delete 0, find 0/0
[  359.952632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.961210] Free swap  = 0kB
[  359.965219]  __run_timers+0x7e5/0xc70
[  359.969132] Total swap = 0kB
[  359.974627]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  359.978069] 1965979 pages RAM
[  359.982346]  ? check_preemption_disabled+0x48/0x200
[  359.987699] 0 pages HighMem/MovableOnly
[  359.987713] 343324 pages reserved
[  359.992004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.995012] 0 pages cma reserved
[  359.998842]  ? rcu_irq_exit+0xce/0x100
[  360.001967] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.007256]  ? irq_exit+0xbd/0x1c0
[  360.010523] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.015408]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  360.019376] ksoftirqd/0 cpuset=
[  360.022853]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  360.028382] /
[  360.031781]  ? retint_kernel+0x2d/0x2d
[  360.035665]  mems_allowed=0
[  360.078238]  ? trace_hardirqs_on_caller+0xc0/0x300
[  360.083212]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  360.088018]  ? trace_hardirqs_off_caller+0x300/0x300
[  360.093168]  ? graph_lock+0x170/0x170
[  360.097014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.102611]  ? check_preemption_disabled+0x48/0x200
[  360.107691]  ? __lock_is_held+0xb5/0x140
[  360.111802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.117390]  ? check_preemption_disabled+0x48/0x200
[  360.122499]  run_timer_softirq+0x52/0xb0
[  360.126643]  ? rcu_read_lock_sched_held+0x108/0x120
[  360.131714]  __do_softirq+0x30b/0xad8
[  360.135576]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  360.140735]  ? pvclock_read_flags+0x160/0x160
[  360.145271]  ? lapic_next_event+0x5a/0x90
[  360.149458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.155032]  ? check_preemption_disabled+0x48/0x200
[  360.160077]  ? check_preemption_disabled+0x48/0x200
[  360.165153]  ? kvm_clock_read+0x18/0x30
[  360.169166]  ? kvm_sched_clock_read+0x9/0x20
[  360.173628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.179232]  ? check_preemption_disabled+0x48/0x200
[  360.184309]  irq_exit+0x17f/0x1c0
[  360.187806]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.192692]  ? smp_reschedule_interrupt+0x109/0x650
[  360.197755]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.203687]  ? interrupt_entry+0xb5/0xf0
[  360.207787]  ? trace_hardirqs_off_caller+0xbb/0x300
[  360.212834]  ? trace_hardirqs_off_caller+0xbb/0x300
[  360.217910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.222811]  ? trace_hardirqs_off+0x300/0x300
[  360.227357]  ? trace_hardirqs_off+0x300/0x300
[  360.231895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.237466]  ? check_preemption_disabled+0x48/0x200
[  360.242528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.248113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.253013]  apic_timer_interrupt+0xf/0x20
[  360.257276]  </IRQ>
[  360.259658] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  360.264642] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  360.283606] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  360.291348] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  360.298646] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  360.305975] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  360.313273] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  360.320623] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  360.327992]  skb_clone+0x1bb/0x500
[  360.331578]  ? skb_split+0x11e0/0x11e0
[  360.335519]  ? preempt_notifier_register+0x200/0x200
[  360.340664]  ? __switch_to_asm+0x34/0x70
[  360.344774]  ? __switch_to_asm+0x34/0x70
[  360.348869]  ? __switch_to_asm+0x40/0x70
[  360.352971]  ? __switch_to_asm+0x34/0x70
[  360.357062]  ? __switch_to_asm+0x40/0x70
[  360.361164]  ? __switch_to_asm+0x40/0x70
[  360.365269]  ? __switch_to_asm+0x34/0x70
[  360.369379]  ? __switch_to_asm+0x34/0x70
[  360.373521]  ? __switch_to_asm+0x40/0x70
[  360.377633]  ? __switch_to_asm+0x34/0x70
[  360.381747]  bpf_clone_redirect+0xb9/0x490
[  360.386033]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  360.391086]  ? __sched_text_start+0x8/0x8
[  360.395298]  ? retint_kernel+0x2d/0x2d
[  360.399242]  ? find_held_lock+0x36/0x1c0
[  360.403373]  ? lock_acquire+0x1ed/0x520
[  360.407411]  ? bpf_test_run+0x32e/0x5a0
[  360.411424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.417012]  ? check_preemption_disabled+0x48/0x200
[  360.422090]  ? kasan_check_read+0x11/0x20
[  360.426304]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  360.431633]  ? rcu_bh_qs+0xc0/0xc0
[  360.435219]  ? preempt_schedule+0x4d/0x60
[  360.439407]  ? ___preempt_schedule+0x16/0x18
[  360.443877]  ? bpf_test_run+0x1c0/0x5a0
[  360.447920]  ? netlink_diag_dump+0x2a0/0x2a0
[  360.452394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.457977]  ? bpf_test_init.isra.9+0x70/0x100
[  360.462627]  ? bpf_prog_test_run_skb+0x634/0xb40
[  360.467443]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  360.472336]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.477928]  ? fput+0x130/0x1a0
[  360.481265]  ? __bpf_prog_get+0x9b/0x290
[  360.485382]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  360.490284]  ? bpf_prog_test_run+0x130/0x1a0
[  360.494789]  ? __x64_sys_bpf+0x3d8/0x510
[  360.498944]  ? bpf_prog_get+0x20/0x20
[  360.502832]  ? do_syscall_64+0x1b9/0x820
[  360.506943]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  360.512379]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.517366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.522274]  ? trace_hardirqs_off+0x300/0x300
[  360.526842]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.531939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.537547]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.542651]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.547611]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.553050] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  360.553155] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.559857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.559864] Call Trace:
[  360.559904]  dump_stack+0x1c4/0x2b4
[  360.559918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  360.559944]  warn_alloc.cold.118+0xb7/0x1bd
[  360.559958]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.559978]  ? lock_downgrade+0x900/0x900
[  360.560001]  ? trace_hardirqs_off+0xb8/0x300
[  360.582346] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.587348]  ? trace_hardirqs_off+0xb8/0x300
[  360.591666] syz-executor1 cpuset=
[  360.596555]  __alloc_pages_slowpath+0x2667/0x2d80
[  360.600700] syz1
[  360.605180]  ? warn_alloc+0x120/0x120
[  360.615643]  mems_allowed=0
[  360.637138]  ? warn_alloc+0x120/0x120
[  360.640995]  ? print_usage_bug+0xc0/0xc0
[  360.645089]  ? warn_alloc+0x120/0x120
[  360.648975]  ? print_usage_bug+0xc0/0xc0
[  360.653079]  ? __lock_acquire+0x7ec/0x4ec0
[  360.657366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.662961]  ? should_fail+0x22d/0xd01
[  360.666893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.672047]  ? __lock_acquire+0x7ec/0x4ec0
[  360.676329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.681480]  ? __lock_acquire+0x7ec/0x4ec0
[  360.685755]  ? should_fail+0x22d/0xd01
[  360.689721]  ? print_usage_bug+0xc0/0xc0
[  360.693840]  ? mark_held_locks+0x130/0x130
[  360.698121]  ? mark_held_locks+0x130/0x130
[  360.702412]  ? graph_lock+0x170/0x170
[  360.706243]  ? print_usage_bug+0xc0/0xc0
[  360.710355]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  360.715160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.720750]  ? check_preemption_disabled+0x48/0x200
[  360.725818]  ? check_preemption_disabled+0x48/0x200
[  360.730902]  ? __lock_is_held+0xb5/0x140
[  360.735017]  __alloc_pages_nodemask+0xa80/0xde0
[  360.739771]  ? graph_lock+0x170/0x170
[  360.743665]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  360.748734]  ? graph_lock+0x170/0x170
[  360.752604]  ? find_held_lock+0x36/0x1c0
[  360.756759]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.761475]  ? lock_downgrade+0x900/0x900
[  360.765728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.771319]  cache_grow_begin+0x91/0x8c0
[  360.775460]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.779926]  fallback_alloc+0x203/0x2e0
[  360.783950]  ____cache_alloc_node+0x1c7/0x1e0
[  360.788493]  kmem_cache_alloc_node+0xe3/0x730
[  360.793061]  ? ipv6_get_ifaddr+0x42e/0x620
[  360.797346]  __alloc_skb+0x119/0x770
[  360.801084]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  360.806450]  ? skb_scrub_packet+0x490/0x490
[  360.810820]  ? lock_downgrade+0x900/0x900
[  360.815041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.820659]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.826172]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.831686]  ? addrconf_rs_timer+0x6f0/0x6f0
[  360.836190]  ndisc_alloc_skb+0x144/0x340
[  360.840306]  ndisc_send_rs+0x331/0x6e0
[  360.844245]  addrconf_rs_timer+0x3c0/0x6f0
[  360.848529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.852828]  call_timer_fn+0x272/0x920
[  360.856763]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.861049]  ? process_timeout+0x40/0x40
[  360.865153]  ? find_held_lock+0x36/0x1c0
[  360.869276]  ? __run_timers+0x7da/0xc70
[  360.873295]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.877839]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.882403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.886687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  360.891321]  ? trace_hardirqs_on+0xbd/0x310
[  360.895686]  ? kasan_check_read+0x11/0x20
[  360.899879]  ? __run_timers+0x7da/0xc70
[  360.903900]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.909411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.913728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.918027]  __run_timers+0x7e5/0xc70
[  360.921903]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  360.927346]  ? compat_start_thread+0x80/0x80
[  360.931818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.937422]  ? _raw_spin_unlock_irq+0x60/0x80
[  360.941973]  ? finish_task_switch+0x1f5/0x900
[  360.946508]  ? finish_task_switch+0x1b5/0x900
[  360.951048]  ? __switch_to_asm+0x34/0x70
[  360.955148]  ? preempt_notifier_register+0x200/0x200
[  360.960338]  ? __switch_to_asm+0x34/0x70
[  360.964446]  ? __switch_to_asm+0x40/0x70
[  360.968554]  ? __switch_to_asm+0x34/0x70
[  360.972665]  ? __switch_to_asm+0x40/0x70
[  360.976768]  ? __switch_to_asm+0x34/0x70
[  360.980889]  ? __switch_to_asm+0x40/0x70
[  360.985018]  ? __switch_to_asm+0x40/0x70
[  360.989151]  ? pvclock_read_flags+0x160/0x160
[  360.993696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.999295]  ? check_preemption_disabled+0x48/0x200
[  361.004383]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.009734]  ? rcu_pm_notify+0xc0/0xc0
[  361.013682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.019278]  ? check_preemption_disabled+0x48/0x200
[  361.024397]  run_timer_softirq+0x52/0xb0
[  361.028538]  ? rcu_read_lock_sched_held+0x108/0x120
[  361.033632]  __do_softirq+0x30b/0xad8
[  361.037524]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  361.042684]  ? trace_hardirqs_off_caller+0x300/0x300
[  361.047872]  ? retint_kernel+0x1b/0x2d
[  361.051851]  ? schedule+0x108/0x460
[  361.055520]  ? __schedule+0x1ed0/0x1ed0
[  361.059550]  ? trace_hardirqs_off+0xb8/0x300
[  361.064014]  ? ___might_sleep+0x1ed/0x300
[  361.068207]  ? smpboot_thread_fn+0x68b/0xa00
[  361.072672]  ? trace_hardirqs_on+0x310/0x310
[  361.077162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.082781]  ? check_preemption_disabled+0x48/0x200
[  361.087900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.093507]  ? takeover_tasklets+0xa90/0xa90
[  361.098001]  run_ksoftirqd+0x94/0x100
[  361.101853]  smpboot_thread_fn+0x68b/0xa00
[  361.106181]  ? sort_range+0x30/0x30
[  361.109874]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.115050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.120670]  ? __kthread_parkme+0xfb/0x1a0
[  361.124960]  kthread+0x35a/0x420
[  361.128375]  ? sort_range+0x30/0x30
[  361.132040]  ? kthread_bind+0x40/0x40
[  361.135893]  ret_from_fork+0x3a/0x50
[  361.139669] warn_alloc_show_mem: 1 callbacks suppressed
[  361.139683] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  361.139686] Mem-Info:
[  361.139724] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  361.139724]  active_file:18 inactive_file:31 isolated_file:0
[  361.139724]  unevictable:0 dirty:0 writeback:0 unstable:0
[  361.139724]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  361.139724]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  361.139724]  free:13670 free_pcp:352 free_cma:0
[  361.145115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.152440] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  361.154877] Call Trace:
[  361.190411] Node 0 
[  361.199828]  <IRQ>
[  361.227822] 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
[  361.230415]  dump_stack+0x1c4/0x2b4
[  361.232621] lowmem_reserve[]: 0
[  361.234815]  ? dump_stack_print_info.cold.2+0x52/0x52
[  361.260315]  2815
[  361.264001]  warn_alloc.cold.118+0xb7/0x1bd
[  361.267263]  6318
[  361.272527]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.274561]  6318
[  361.278931]  ? lock_downgrade+0x900/0x900
[  361.280963] Node 0 
[  361.285858]  ? trace_hardirqs_off+0xb8/0x300
[  361.287920] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  361.292068]  ? trace_hardirqs_off+0xb8/0x300
[  361.294284] lowmem_reserve[]: 0
[  361.298751]  __alloc_pages_slowpath+0x2667/0x2d80
[  361.325495]  0
[  361.330000]  ? warn_alloc+0x120/0x120
[  361.333247]  3503
[  361.338161]  ? graph_lock+0x170/0x170
[  361.339936]  3503
[  361.343775]  ? warn_alloc+0x120/0x120
[  361.345816] Node 0 
[  361.349672]  ? print_usage_bug+0xc0/0xc0
[  361.351732] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  361.355544]  ? warn_alloc+0x120/0x120
[  361.357761] lowmem_reserve[]:
[  361.361871]  ? print_usage_bug+0xc0/0xc0
[  361.390500]  0 0
[  361.394383]  ? trace_hardirqs_off+0xb8/0x300
[  361.397999]  0
[  361.402081]  ? __lock_is_held+0xb5/0x140
[  361.404046]  0
[  361.408533]  ? trace_hardirqs_on+0x310/0x310
[  361.408567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.410370] Node 0 
[  361.414523]  ? should_fail+0x22d/0xd01
[  361.416293] DMA: 
[  361.420752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.426304] 1*4kB 
[  361.428579]  ? __lock_acquire+0x7ec/0x4ec0
[  361.432442] (U) 0*8kB 
[  361.434568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.439657] 0*16kB 1*32kB 
[  361.441855]  ? __lock_acquire+0x7ec/0x4ec0
[  361.446058] (U) 2*64kB 
[  361.448608]  ? should_fail+0x22d/0xd01
[  361.448645]  ? mark_held_locks+0x130/0x130
[  361.453734] (U) 1*128kB 
[  361.456635]  ? mark_held_locks+0x130/0x130
[  361.460857] (U) 1*256kB 
[  361.463490]  ? is_bpf_text_address+0xac/0x170
[  361.467360] (U) 0*512kB 
[  361.471651]  ? graph_lock+0x170/0x170
[  361.474307] 1*1024kB (U) 
[  361.478599]  ? print_usage_bug+0xc0/0xc0
[  361.481263] 1*2048kB 
[  361.485812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.488478] (M) 
[  361.492304]  ? check_preemption_disabled+0x48/0x200
[  361.495055] 3*4096kB 
[  361.499145]  ? check_preemption_disabled+0x48/0x200
[  361.499180]  ? __lock_is_held+0xb5/0x140
[  361.501587] (M) 
[  361.507178]  __alloc_pages_nodemask+0xa80/0xde0
[  361.509118] = 15908kB
[  361.514176]  ? graph_lock+0x170/0x170
[  361.516565] Node 0 
[  361.521651]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  361.525712] DMA32: 
[  361.527708]  ? graph_lock+0x170/0x170
[  361.532376] 4*4kB 
[  361.534826]  ? find_held_lock+0x36/0x1c0
[  361.538592] (UM) 1*8kB 
[  361.540884]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.545872] (M) 3*16kB 
[  361.548161]  ? lock_downgrade+0x900/0x900
[  361.552120] (M) 
[  361.554299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.558337] 3*32kB (M) 
[  361.560959]  cache_grow_begin+0x91/0x8c0
[  361.565625] 1*64kB 
[  361.568232]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.572375] (M) 
[  361.574378]  fallback_alloc+0x203/0x2e0
[  361.579901] 3*128kB (UM) 
[  361.582546]  ____cache_alloc_node+0x1c7/0x1e0
[  361.586582] 3*256kB (UM) 
[  361.588958]  kmem_cache_alloc_node+0xe3/0x730
[  361.593367] 4*512kB 
[  361.595367]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.599304] (UM) 3*1024kB 
[  361.602089]  __alloc_skb+0x119/0x770
[  361.606577] (M) 
[  361.609375]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.613851] 3*2048kB (M) 
[  361.616204]  ? skb_scrub_packet+0x490/0x490
[  361.620417] 3*4096kB (M) 
[  361.623291]  ? lock_downgrade+0x900/0x900
[  361.626982] = 24936kB
[  361.628969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.634226] Node 0 
[  361.637011]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.641324] Normal: 
[  361.644154]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.648287] 1267*4kB 
[  361.650701]  ? addrconf_rs_timer+0x6f0/0x6f0
[  361.656218] (UMEH) 
[  361.658489]  ndisc_alloc_skb+0x144/0x340
[  361.664029] 430*8kB (UMEH) 
[  361.666372]  ndisc_send_rs+0x331/0x6e0
[  361.671797] 212*16kB 
[  361.674211]  addrconf_rs_timer+0x3c0/0x6f0
[  361.678593] (UMEH) 
[  361.680840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.684882] 35*32kB 
[  361.687822]  call_timer_fn+0x272/0x920
[  361.691684] (MH) 
[  361.694099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.698315] 9*64kB 
[  361.700555]  ? process_timeout+0x40/0x40
[  361.704763] (MH) 
[  361.707114]  ? find_held_lock+0x36/0x1c0
[  361.711021] 1*128kB 
[  361.713111]  ? __run_timers+0x7da/0xc70
[  361.717381] (H) 
[  361.719668]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.723744] 1*256kB (H) 
[  361.725858]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.729916] 0*512kB 0*1024kB 
[  361.732287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.732311]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  361.736308] 0*2048kB 
[  361.738318]  ? trace_hardirqs_on+0xbd/0x310
[  361.742810] 0*4096kB = 13980kB
[  361.745546]  ? kasan_check_read+0x11/0x20
[  361.750156] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  361.753319]  ? __run_timers+0x7da/0xc70
[  361.757568] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  361.762204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.764612] 4516 total pagecache pages
[  361.768989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.772185] 0 pages in swap cache
[  361.776390]  __run_timers+0x7e5/0xc70
[  361.785251] Swap cache stats: add 0, delete 0, find 0/0
[  361.785266] Free swap  = 0kB
[  361.789310]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  361.797886] Total swap = 0kB
[  361.803423]  ? check_preemption_disabled+0x48/0x200
[  361.807332] 1965979 pages RAM
[  361.811614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.815061] 0 pages HighMem/MovableOnly
[  361.815074] 343324 pages reserved
[  361.818918]  ? rcu_irq_exit+0xce/0x100
[  361.824295] 0 pages cma reserved
[  361.827563]  ? irq_exit+0xbd/0x1c0
[  361.833009] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.836000]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  361.841260] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.844257]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.849802] ksoftirqd/0 cpuset=
[  361.853816]  ? retint_kernel+0x2d/0x2d
[  361.857284] /
[  361.861246]  ? trace_hardirqs_on_caller+0xc0/0x300
[  361.864617]  mems_allowed=0
[  361.911864]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.916674]  ? trace_hardirqs_off_caller+0x300/0x300
[  361.921842]  ? graph_lock+0x170/0x170
[  361.925819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.931419]  ? check_preemption_disabled+0x48/0x200
[  361.936519]  ? __lock_is_held+0xb5/0x140
[  361.940659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.946245]  ? check_preemption_disabled+0x48/0x200
[  361.951352]  run_timer_softirq+0x52/0xb0
[  361.955480]  ? rcu_read_lock_sched_held+0x108/0x120
[  361.960574]  __do_softirq+0x30b/0xad8
[  361.964440]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  361.969613]  ? pvclock_read_flags+0x160/0x160
[  361.974165]  ? lapic_next_event+0x5a/0x90
[  361.978365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.983950]  ? check_preemption_disabled+0x48/0x200
[  361.989006]  ? check_preemption_disabled+0x48/0x200
[  361.994069]  ? kvm_clock_read+0x18/0x30
[  361.998080]  ? kvm_sched_clock_read+0x9/0x20
[  362.002548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.009278]  ? check_preemption_disabled+0x48/0x200
[  362.014359]  irq_exit+0x17f/0x1c0
[  362.017867]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.022759]  ? smp_reschedule_interrupt+0x109/0x650
[  362.027836]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.033764]  ? interrupt_entry+0xb5/0xf0
[  362.037876]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.042965]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.048036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.052926]  ? trace_hardirqs_off+0x300/0x300
[  362.057617]  ? trace_hardirqs_off+0x300/0x300
[  362.062251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.068033]  ? check_preemption_disabled+0x48/0x200
[  362.074452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.080196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.085092]  apic_timer_interrupt+0xf/0x20
[  362.089365]  </IRQ>
[  362.091656] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  362.096634] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  362.115669] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  362.123421] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  362.130726] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  362.138210] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  362.145527] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  362.152842] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  362.160241]  skb_clone+0x1bb/0x500
[  362.163826]  ? skb_split+0x11e0/0x11e0
[  362.167791]  ? preempt_notifier_register+0x200/0x200
[  362.172943]  ? __switch_to_asm+0x34/0x70
[  362.177047]  ? __switch_to_asm+0x34/0x70
[  362.181140]  ? __switch_to_asm+0x40/0x70
[  362.185246]  ? __switch_to_asm+0x34/0x70
[  362.189352]  ? __switch_to_asm+0x40/0x70
[  362.193460]  ? __switch_to_asm+0x40/0x70
[  362.197591]  ? __switch_to_asm+0x34/0x70
[  362.201704]  ? __switch_to_asm+0x34/0x70
[  362.205801]  ? __switch_to_asm+0x40/0x70
[  362.209909]  ? __switch_to_asm+0x34/0x70
[  362.214038]  bpf_clone_redirect+0xb9/0x490
[  362.218324]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  362.223383]  ? __sched_text_start+0x8/0x8
[  362.227580]  ? retint_kernel+0x2d/0x2d
[  362.231518]  ? find_held_lock+0x36/0x1c0
[  362.235642]  ? lock_acquire+0x1ed/0x520
[  362.239692]  ? bpf_test_run+0x32e/0x5a0
[  362.243721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.249295]  ? check_preemption_disabled+0x48/0x200
[  362.254364]  ? kasan_check_read+0x11/0x20
[  362.258562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.263892]  ? rcu_bh_qs+0xc0/0xc0
[  362.267482]  ? preempt_schedule+0x4d/0x60
[  362.271672]  ? ___preempt_schedule+0x16/0x18
[  362.276130]  ? bpf_test_run+0x1c0/0x5a0
[  362.280159]  ? netlink_diag_dump+0x2a0/0x2a0
[  362.284608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.290192]  ? bpf_test_init.isra.9+0x70/0x100
[  362.294828]  ? bpf_prog_test_run_skb+0x634/0xb40
[  362.299643]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  362.304533]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.310126]  ? fput+0x130/0x1a0
[  362.313441]  ? __bpf_prog_get+0x9b/0x290
[  362.317557]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  362.322448]  ? bpf_prog_test_run+0x130/0x1a0
[  362.326936]  ? __x64_sys_bpf+0x3d8/0x510
[  362.331052]  ? bpf_prog_get+0x20/0x20
[  362.334910]  ? do_syscall_64+0x1b9/0x820
[  362.339039]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  362.344451]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.349431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.354332]  ? trace_hardirqs_off+0x300/0x300
[  362.358866]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.363925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.369508]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.374722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.379614]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  362.385063] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  362.385139] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  362.391863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.391871] Call Trace:
[  362.391904]  dump_stack+0x1c4/0x2b4
[  362.391918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  362.391943]  warn_alloc.cold.118+0xb7/0x1bd
[  362.391959]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.391980]  ? lock_downgrade+0x900/0x900
[  362.398566] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  362.407895]  ? trace_hardirqs_off+0xb8/0x300
[  362.410481] syz-executor1 cpuset=
[  362.414126]  ? trace_hardirqs_off+0xb8/0x300
[  362.419324] syz1
[  362.423716]  __alloc_pages_slowpath+0x2667/0x2d80
[  362.428559]  mems_allowed=0
[  362.465744]  ? warn_alloc+0x120/0x120
[  362.469599]  ? warn_alloc+0x120/0x120
[  362.473449]  ? print_usage_bug+0xc0/0xc0
[  362.477571]  ? warn_alloc+0x120/0x120
[  362.481423]  ? print_usage_bug+0xc0/0xc0
[  362.485548]  ? __lock_acquire+0x7ec/0x4ec0
[  362.489849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.495447]  ? should_fail+0x22d/0xd01
[  362.499399]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.504569]  ? __lock_acquire+0x7ec/0x4ec0
[  362.508863]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.514016]  ? __lock_acquire+0x7ec/0x4ec0
[  362.518293]  ? should_fail+0x22d/0xd01
[  362.522242]  ? print_usage_bug+0xc0/0xc0
[  362.526366]  ? mark_held_locks+0x130/0x130
[  362.530652]  ? mark_held_locks+0x130/0x130
[  362.534929]  ? graph_lock+0x170/0x170
[  362.538770]  ? print_usage_bug+0xc0/0xc0
[  362.542869]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  362.547675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.553264]  ? check_preemption_disabled+0x48/0x200
[  362.558329]  ? check_preemption_disabled+0x48/0x200
[  362.563408]  ? __lock_is_held+0xb5/0x140
[  362.567518]  __alloc_pages_nodemask+0xa80/0xde0
[  362.572256]  ? graph_lock+0x170/0x170
[  362.576090]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  362.581177]  ? graph_lock+0x170/0x170
[  362.585030]  ? find_held_lock+0x36/0x1c0
[  362.589171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.594759]  ? lock_downgrade+0x900/0x900
[  362.598952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.604572]  cache_grow_begin+0x91/0x8c0
[  362.608676]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.613829]  fallback_alloc+0x203/0x2e0
[  362.617851]  ____cache_alloc_node+0x1c7/0x1e0
[  362.622417]  kmem_cache_alloc_node+0xe3/0x730
[  362.626972]  ? ipv6_get_ifaddr+0x42e/0x620
[  362.631262]  __alloc_skb+0x119/0x770
[  362.635035]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.640389]  ? skb_scrub_packet+0x490/0x490
[  362.644774]  ? lock_downgrade+0x900/0x900
[  362.648974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.654578]  ? refcount_sub_and_test_checked+0x203/0x310
[  362.660077]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  362.665592]  ? addrconf_rs_timer+0x6f0/0x6f0
[  362.670056]  ndisc_alloc_skb+0x144/0x340
[  362.674191]  ndisc_send_rs+0x331/0x6e0
[  362.678144]  addrconf_rs_timer+0x3c0/0x6f0
[  362.682452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.686736]  call_timer_fn+0x272/0x920
[  362.690663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.694947]  ? process_timeout+0x40/0x40
[  362.699044]  ? find_held_lock+0x36/0x1c0
[  362.703174]  ? __run_timers+0x7da/0xc70
[  362.707184]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.711714]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.716249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.720691]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  362.725306]  ? trace_hardirqs_on+0xbd/0x310
[  362.729660]  ? kasan_check_read+0x11/0x20
[  362.733846]  ? __run_timers+0x7da/0xc70
[  362.737913]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.743422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.747708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.751978]  __run_timers+0x7e5/0xc70
[  362.755831]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  362.761233]  ? compat_start_thread+0x80/0x80
[  362.765683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.771271]  ? _raw_spin_unlock_irq+0x60/0x80
[  362.775812]  ? finish_task_switch+0x1f5/0x900
[  362.780378]  ? finish_task_switch+0x1b5/0x900
[  362.784930]  ? __switch_to_asm+0x34/0x70
[  362.789033]  ? preempt_notifier_register+0x200/0x200
[  362.794187]  ? __switch_to_asm+0x34/0x70
[  362.798312]  ? __switch_to_asm+0x40/0x70
[  362.802406]  ? __switch_to_asm+0x34/0x70
[  362.806498]  ? __switch_to_asm+0x40/0x70
[  362.810610]  ? __switch_to_asm+0x34/0x70
[  362.814705]  ? __switch_to_asm+0x40/0x70
[  362.818840]  ? __switch_to_asm+0x40/0x70
[  362.822959]  ? pvclock_read_flags+0x160/0x160
[  362.827515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.833104]  ? check_preemption_disabled+0x48/0x200
[  362.838178]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.843511]  ? rcu_pm_notify+0xc0/0xc0
[  362.847479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.853057]  ? check_preemption_disabled+0x48/0x200
[  362.858160]  run_timer_softirq+0x52/0xb0
[  362.862268]  ? rcu_read_lock_sched_held+0x108/0x120
[  362.867363]  __do_softirq+0x30b/0xad8
[  362.871215]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  362.876388]  ? trace_hardirqs_off_caller+0x300/0x300
[  362.881546]  ? retint_kernel+0x1b/0x2d
[  362.885488]  ? schedule+0x108/0x460
[  362.889184]  ? __schedule+0x1ed0/0x1ed0
[  362.893256]  ? trace_hardirqs_off+0xb8/0x300
[  362.897719]  ? ___might_sleep+0x1ed/0x300
[  362.901910]  ? smpboot_thread_fn+0x68b/0xa00
[  362.906361]  ? trace_hardirqs_on+0x310/0x310
[  362.910825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.916447]  ? check_preemption_disabled+0x48/0x200
[  362.921505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.927093]  ? takeover_tasklets+0xa90/0xa90
[  362.931600]  run_ksoftirqd+0x94/0x100
[  362.935494]  smpboot_thread_fn+0x68b/0xa00
[  362.939794]  ? sort_range+0x30/0x30
[  362.943475]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.948695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.954364]  ? __kthread_parkme+0xfb/0x1a0
[  362.958704]  kthread+0x35a/0x420
[  362.962114]  ? sort_range+0x30/0x30
[  362.965796]  ? kthread_bind+0x40/0x40
[  362.969648]  ret_from_fork+0x3a/0x50
[  362.973425] warn_alloc_show_mem: 1 callbacks suppressed
[  362.973442] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  362.973444] Mem-Info:
[  362.973485] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  362.973485]  active_file:18 inactive_file:31 isolated_file:0
[  362.973485]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.973485]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  362.973485]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  362.973485]  free:13670 free_pcp:352 free_cma:0
[  362.978887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.978908] Call Trace:
[  362.986249] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  362.988657]  <IRQ>
[  363.021751] Node 0 
[  363.031206]  dump_stack+0x1c4/0x2b4
[  363.034260] 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
[  363.062223]  ? dump_stack_print_info.cold.2+0x52/0x52
[  363.064347] lowmem_reserve[]: 0
[  363.066638]  warn_alloc.cold.118+0xb7/0x1bd
[  363.070250]  2815
[  363.095830]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.101018]  6318 6318
[  363.104367]  ? lock_downgrade+0x900/0x900
[  363.108691] Node 0 
[  363.110787]  ? trace_hardirqs_off+0xb8/0x300
[  363.115646] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.118147]  ? trace_hardirqs_off+0xb8/0x300
[  363.122357] lowmem_reserve[]: 0
[  363.124655]  __alloc_pages_slowpath+0x2667/0x2d80
[  363.129056]  0
[  363.155862]  ? warn_alloc+0x120/0x120
[  363.160252]  3503 3503
[  363.163590]  ? warn_alloc+0x120/0x120
[  363.168708] Node 0 
[  363.170559]  ? print_usage_bug+0xc0/0xc0
[  363.174364] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  363.176873]  ? warn_alloc+0x120/0x120
[  363.180673] lowmem_reserve[]:
[  363.182951]  ? print_usage_bug+0xc0/0xc0
[  363.186978]  0 0
[  363.215954]  ? __lock_acquire+0x7ec/0x4ec0
[  363.219748]  0
[  363.222901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.226966]  0
[  363.228991]  ? should_fail+0x22d/0xd01
[  363.233211] Node 0 
[  363.235060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.240579] DMA: 1*4kB 
[  363.242434]  ? __lock_acquire+0x7ec/0x4ec0
[  363.246285] (U) 0*8kB 
[  363.248577]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.253661] 0*16kB 1*32kB 
[  363.256288]  ? __lock_acquire+0x7ec/0x4ec0
[  363.260538] (U) 
[  363.263051]  ? should_fail+0x22d/0xd01
[  363.268186] 2*64kB 
[  363.271095]  ? mark_held_locks+0x130/0x130
[  363.275313] (U) 1*128kB 
[  363.277345]  ? mark_held_locks+0x130/0x130
[  363.281201] (U) 1*256kB 
[  363.283587]  ? graph_lock+0x170/0x170
[  363.287802] (U) 0*512kB 
[  363.290532]  ? graph_lock+0x170/0x170
[  363.294765] 1*1024kB (U) 
[  363.297498]  ? graph_lock+0x170/0x170
[  363.301284] 1*2048kB (M) 
[  363.304012]  ? print_usage_bug+0xc0/0xc0
[  363.307802] 3*4096kB (M) 
[  363.310629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.310654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.314472] = 15908kB
[  363.317283]  ? check_preemption_disabled+0x48/0x200
[  363.321342] Node 0 
[  363.324141]  ? check_preemption_disabled+0x48/0x200
[  363.329677] DMA32: 
[  363.335303]  ? __lock_is_held+0xb5/0x140
[  363.337793] 4*4kB 
[  363.342889]  __alloc_pages_nodemask+0xa80/0xde0
[  363.345097] (UM) 
[  363.350181]  ? graph_lock+0x170/0x170
[  363.352398] 1*8kB (M) 
[  363.356529]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  363.358642] 3*16kB 
[  363.363418]  ? graph_lock+0x170/0x170
[  363.365451] (M) 
[  363.369314]  ? find_held_lock+0x36/0x1c0
[  363.371799] 3*32kB (M) 
[  363.376901]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.379105] 1*64kB 
[  363.382956]  ? lock_downgrade+0x900/0x900
[  363.384907] (M) 3*128kB 
[  363.389053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.391612] (UM) 3*256kB 
[  363.396350]  cache_grow_begin+0x91/0x8c0
[  363.398561] (UM) 
[  363.402781]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.405429] 4*512kB 
[  363.411021]  fallback_alloc+0x203/0x2e0
[  363.413751] (UM) 3*1024kB 
[  363.417872]  ____cache_alloc_node+0x1c7/0x1e0
[  363.419905] (M) 
[  363.424364]  kmem_cache_alloc_node+0xe3/0x730
[  363.426659] 3*2048kB 
[  363.430680]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.433523] (M) 
[  363.438073]  __alloc_skb+0x119/0x770
[  363.440018] 3*4096kB (M) = 24936kB
[  363.444573]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  363.444604]  ? skb_scrub_packet+0x490/0x490
[  363.447045] Node 0 
[  363.451336]  ? lock_downgrade+0x900/0x900
[  363.453286] Normal: 1267*4kB 
[  363.457057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.460599] (UMEH) 
[  363.465927]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.470261] 430*8kB 
[  363.472533]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.476648] (UMEH) 212*16kB 
[  363.479822]  ? addrconf_rs_timer+0x6f0/0x6f0
[  363.485349] (UMEH) 35*32kB 
[  363.487678]  ndisc_alloc_skb+0x144/0x340
[  363.493115] (MH) 
[  363.495485]  ndisc_send_rs+0x331/0x6e0
[  363.500935] 9*64kB (MH) 
[  363.504040]  addrconf_rs_timer+0x3c0/0x6f0
[  363.508436] 1*128kB 
[  363.511417]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.515457] (H) 1*256kB 
[  363.517592]  call_timer_fn+0x272/0x920
[  363.521439] (H) 0*512kB 
[  363.524166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.528416] 0*1024kB 
[  363.530780]  ? process_timeout+0x40/0x40
[  363.535005] 0*2048kB 0*4096kB 
[  363.537742]  ? find_held_lock+0x36/0x1c0
[  363.541622] = 13980kB
[  363.544334]  ? __run_timers+0x7da/0xc70
[  363.548575] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.551720]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.555769] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.555784] 4516 total pagecache pages
[  363.559025]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.563071] 0 pages in swap cache
[  363.565505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.565529]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  363.569522] Swap cache stats: add 0, delete 0, find 0/0
[  363.569540] Free swap  = 0kB
[  363.578449]  ? trace_hardirqs_on+0xbd/0x310
[  363.582980] Total swap = 0kB
[  363.583002] 1965979 pages RAM
[  363.591658]  ? kasan_check_read+0x11/0x20
[  363.595562] 0 pages HighMem/MovableOnly
[  363.595578] 343324 pages reserved
[  363.600208]  ? __run_timers+0x7da/0xc70
[  363.603650] 0 pages cma reserved
[  363.603805] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.607975]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.612804] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.617984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.621002] ksoftirqd/0 cpuset=
[  363.625376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.628388] /
[  363.631531]  __run_timers+0x7e5/0xc70
[  363.635679]  mems_allowed=0
[  363.693106]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  363.698531]  ? check_preemption_disabled+0x48/0x200
[  363.703616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.709180]  ? rcu_irq_exit+0xce/0x100
[  363.713088]  ? irq_exit+0xbd/0x1c0
[  363.716658]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  363.721719]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.726523]  ? retint_kernel+0x2d/0x2d
[  363.730475]  ? trace_hardirqs_on_caller+0xc0/0x300
[  363.735462]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.740280]  ? trace_hardirqs_off_caller+0x300/0x300
[  363.745485]  ? graph_lock+0x170/0x170
[  363.749351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.754950]  ? check_preemption_disabled+0x48/0x200
[  363.760047]  ? __lock_is_held+0xb5/0x140
[  363.764168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.769764]  ? check_preemption_disabled+0x48/0x200
[  363.774889]  run_timer_softirq+0x52/0xb0
[  363.779004]  ? rcu_read_lock_sched_held+0x108/0x120
[  363.784080]  __do_softirq+0x30b/0xad8
[  363.787978]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  363.793178]  ? pvclock_read_flags+0x160/0x160
[  363.797750]  ? lapic_next_event+0x5a/0x90
[  363.802054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.807712]  ? check_preemption_disabled+0x48/0x200
[  363.812796]  ? check_preemption_disabled+0x48/0x200
[  363.817895]  ? kvm_clock_read+0x18/0x30
[  363.821948]  ? kvm_sched_clock_read+0x9/0x20
[  363.826420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.832061]  ? check_preemption_disabled+0x48/0x200
[  363.837157]  irq_exit+0x17f/0x1c0
[  363.840669]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.845585]  ? smp_reschedule_interrupt+0x109/0x650
[  363.850683]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.856649]  ? interrupt_entry+0xb5/0xf0
[  363.860792]  ? trace_hardirqs_off_caller+0xbb/0x300
[  363.865893]  ? trace_hardirqs_off_caller+0xbb/0x300
[  363.871007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.875950]  ? trace_hardirqs_off+0x300/0x300
[  363.880499]  ? trace_hardirqs_off+0x300/0x300
[  363.885145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.890754]  ? check_preemption_disabled+0x48/0x200
[  363.895850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.901561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.906486]  apic_timer_interrupt+0xf/0x20
[  363.910953]  </IRQ>
[  363.913231] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  363.918235] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  363.937173] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  363.944943] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.952272] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  363.959596] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  363.966949] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  363.974278] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  363.981675]  skb_clone+0x1bb/0x500
[  363.985332]  ? skb_split+0x11e0/0x11e0
[  363.989282]  ? preempt_notifier_register+0x200/0x200
[  363.994447]  ? __switch_to_asm+0x34/0x70
[  363.998572]  ? __switch_to_asm+0x34/0x70
[  364.002691]  ? __switch_to_asm+0x40/0x70
[  364.006837]  ? __switch_to_asm+0x34/0x70
[  364.010951]  ? __switch_to_asm+0x40/0x70
[  364.015088]  ? __switch_to_asm+0x40/0x70
[  364.019195]  ? __switch_to_asm+0x34/0x70
[  364.023304]  ? __switch_to_asm+0x34/0x70
[  364.027407]  ? __switch_to_asm+0x40/0x70
[  364.031519]  ? __switch_to_asm+0x34/0x70
[  364.035750]  bpf_clone_redirect+0xb9/0x490
[  364.040146]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  364.045229]  ? __sched_text_start+0x8/0x8
[  364.049436]  ? retint_kernel+0x2d/0x2d
[  364.053392]  ? find_held_lock+0x36/0x1c0
[  364.057515]  ? lock_acquire+0x1ed/0x520
[  364.061550]  ? bpf_test_run+0x32e/0x5a0
[  364.065694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.071329]  ? check_preemption_disabled+0x48/0x200
[  364.077066]  ? kasan_check_read+0x11/0x20
[  364.081249]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.086666]  ? rcu_bh_qs+0xc0/0xc0
[  364.090413]  ? preempt_schedule+0x4d/0x60
[  364.094604]  ? ___preempt_schedule+0x16/0x18
[  364.099016]  ? bpf_test_run+0x1c0/0x5a0
[  364.103013]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.107423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.113054]  ? bpf_test_init.isra.9+0x70/0x100
[  364.117678]  ? bpf_prog_test_run_skb+0x634/0xb40
[  364.122435]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.127272]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.132804]  ? fput+0x130/0x1a0
[  364.136129]  ? __bpf_prog_get+0x9b/0x290
[  364.140323]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.145272]  ? bpf_prog_test_run+0x130/0x1a0
[  364.149719]  ? __x64_sys_bpf+0x3d8/0x510
[  364.153773]  ? bpf_prog_get+0x20/0x20
[  364.157636]  ? do_syscall_64+0x1b9/0x820
[  364.161701]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.167196]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.172135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.177036]  ? trace_hardirqs_off+0x300/0x300
[  364.181756]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.187066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.192795]  ? prepare_exit_to_usermode+0x291/0x3b0
[  364.197855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.202921]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.208587] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  364.208641] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.215621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.215631] Call Trace:
[  364.215673]  dump_stack+0x1c4/0x2b4
[  364.215691]  ? dump_stack_print_info.cold.2+0x52/0x52
[  364.222375] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.232006]  warn_alloc.cold.118+0xb7/0x1bd
[  364.234759] syz-executor1 cpuset=syz1
[  364.238495]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.243721]  mems_allowed=0
[  364.272215]  ? lock_downgrade+0x900/0x900
[  364.276457]  ? trace_hardirqs_off+0xb8/0x300
[  364.280989]  ? trace_hardirqs_off+0xb8/0x300
[  364.285460]  __alloc_pages_slowpath+0x2667/0x2d80
[  364.290502]  ? warn_alloc+0x120/0x120
[  364.294344]  ? warn_alloc+0x120/0x120
[  364.298547]  ? print_usage_bug+0xc0/0xc0
[  364.302640]  ? warn_alloc+0x120/0x120
[  364.306471]  ? print_usage_bug+0xc0/0xc0
[  364.310650]  ? __lock_acquire+0x7ec/0x4ec0
[  364.314917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.320488]  ? should_fail+0x22d/0xd01
[  364.324402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.329532]  ? __lock_acquire+0x7ec/0x4ec0
[  364.333806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.338930]  ? __lock_acquire+0x7ec/0x4ec0
[  364.343194]  ? should_fail+0x22d/0xd01
[  364.347168]  ? print_usage_bug+0xc0/0xc0
[  364.351340]  ? mark_held_locks+0x130/0x130
[  364.355609]  ? mark_held_locks+0x130/0x130
[  364.359875]  ? graph_lock+0x170/0x170
[  364.363727]  ? print_usage_bug+0xc0/0xc0
[  364.367812]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.372623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.378204]  ? check_preemption_disabled+0x48/0x200
[  364.383275]  ? check_preemption_disabled+0x48/0x200
[  364.388466]  ? __lock_is_held+0xb5/0x140
[  364.392628]  __alloc_pages_nodemask+0xa80/0xde0
[  364.397341]  ? graph_lock+0x170/0x170
[  364.401172]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  364.406243]  ? graph_lock+0x170/0x170
[  364.410080]  ? find_held_lock+0x36/0x1c0
[  364.414211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.418926]  ? lock_downgrade+0x900/0x900
[  364.423102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.428693]  cache_grow_begin+0x91/0x8c0
[  364.432854]  ? do_raw_spin_unlock+0xa7/0x2f0
[  364.437428]  fallback_alloc+0x203/0x2e0
[  364.441493]  ____cache_alloc_node+0x1c7/0x1e0
[  364.446043]  kmem_cache_alloc_node+0xe3/0x730
[  364.450646]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.454967]  __alloc_skb+0x119/0x770
[  364.458724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.464104]  ? skb_scrub_packet+0x490/0x490
[  364.468472]  ? lock_downgrade+0x900/0x900
[  364.472650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.478222]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.483826]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.489379]  ? addrconf_rs_timer+0x6f0/0x6f0
[  364.493850]  ndisc_alloc_skb+0x144/0x340
[  364.497962]  ndisc_send_rs+0x331/0x6e0
[  364.501911]  addrconf_rs_timer+0x3c0/0x6f0
[  364.506200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.510494]  call_timer_fn+0x272/0x920
[  364.514440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.518728]  ? process_timeout+0x40/0x40
[  364.522823]  ? find_held_lock+0x36/0x1c0
[  364.526934]  ? __run_timers+0x7da/0xc70
[  364.530948]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.535492]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.540035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.544330]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  364.548961]  ? trace_hardirqs_on+0xbd/0x310
[  364.553371]  ? kasan_check_read+0x11/0x20
[  364.557559]  ? __run_timers+0x7da/0xc70
[  364.561587]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.567086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.571413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.575691]  __run_timers+0x7e5/0xc70
[  364.579568]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  364.585022]  ? compat_start_thread+0x80/0x80
[  364.589531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.595139]  ? _raw_spin_unlock_irq+0x60/0x80
[  364.599721]  ? finish_task_switch+0x1f5/0x900
[  364.604266]  ? finish_task_switch+0x1b5/0x900
[  364.608818]  ? __switch_to_asm+0x34/0x70
[  364.612946]  ? preempt_notifier_register+0x200/0x200
[  364.618088]  ? __switch_to_asm+0x34/0x70
[  364.622182]  ? __switch_to_asm+0x40/0x70
[  364.626286]  ? __switch_to_asm+0x34/0x70
[  364.630379]  ? __switch_to_asm+0x40/0x70
[  364.634488]  ? __switch_to_asm+0x34/0x70
[  364.638616]  ? __switch_to_asm+0x40/0x70
[  364.642722]  ? __switch_to_asm+0x40/0x70
[  364.646828]  ? pvclock_read_flags+0x160/0x160
[  364.651396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.656990]  ? check_preemption_disabled+0x48/0x200
[  364.662063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.667392]  ? rcu_pm_notify+0xc0/0xc0
[  364.671327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.676933]  ? check_preemption_disabled+0x48/0x200
[  364.682013]  run_timer_softirq+0x52/0xb0
[  364.686111]  ? rcu_read_lock_sched_held+0x108/0x120
[  364.691177]  __do_softirq+0x30b/0xad8
[  364.695035]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  364.700188]  ? trace_hardirqs_off_caller+0x300/0x300
[  364.705338]  ? retint_kernel+0x1b/0x2d
[  364.709283]  ? schedule+0x108/0x460
[  364.712951]  ? __schedule+0x1ed0/0x1ed0
[  364.716968]  ? trace_hardirqs_off+0xb8/0x300
[  364.721445]  ? ___might_sleep+0x1ed/0x300
[  364.725658]  ? smpboot_thread_fn+0x68b/0xa00
[  364.730106]  ? trace_hardirqs_on+0x310/0x310
[  364.734574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.740167]  ? check_preemption_disabled+0x48/0x200
[  364.745235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.750847]  ? takeover_tasklets+0xa90/0xa90
[  364.755316]  run_ksoftirqd+0x94/0x100
[  364.759174]  smpboot_thread_fn+0x68b/0xa00
[  364.763456]  ? sort_range+0x30/0x30
[  364.767129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.772273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.777870]  ? __kthread_parkme+0xfb/0x1a0
[  364.782245]  kthread+0x35a/0x420
[  364.785662]  ? sort_range+0x30/0x30
[  364.789316]  ? kthread_bind+0x40/0x40
[  364.793156]  ret_from_fork+0x3a/0x50
[  364.796948] warn_alloc_show_mem: 1 callbacks suppressed
[  364.796961] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  364.796963] Mem-Info:
[  364.796995] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  364.796995]  active_file:18 inactive_file:31 isolated_file:0
[  364.796995]  unevictable:0 dirty:0 writeback:0 unstable:0
[  364.796995]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  364.796995]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  364.796995]  free:13670 free_pcp:352 free_cma:0
[  364.802403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.802419] Call Trace:
[  364.809744] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  364.812166]  <IRQ>
[  364.845264] Node 0 
[  364.854664]  dump_stack+0x1c4/0x2b4
[  364.857270] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  364.885384]  ? dump_stack_print_info.cold.2+0x52/0x52
[  364.887536] lowmem_reserve[]:
[  364.889798]  warn_alloc.cold.118+0xb7/0x1bd
[  364.893420]  0 2815
[  364.918982]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.924191]  6318
[  364.927527]  ? lock_downgrade+0x900/0x900
[  364.931835]  6318
[  364.934093]  ? trace_hardirqs_off+0xb8/0x300
[  364.938937] Node 0 
[  364.941038]  ? trace_hardirqs_off+0xb8/0x300
[  364.945208] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  364.947273]  __alloc_pages_slowpath+0x2667/0x2d80
[  364.951678] lowmem_reserve[]:
[  364.953975]  ? warn_alloc+0x120/0x120
[  364.958346]  0 0
[  364.985161]  ? trace_hardirqs_on+0x310/0x310
[  364.990015]  3503
[  364.993157]  ? warn_alloc+0x120/0x120
[  364.996978]  3503
[  364.998994]  ? print_usage_bug+0xc0/0xc0
[  365.003407] Node 0 
[  365.005487]  ? warn_alloc+0x120/0x120
[  365.009320] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  365.011374]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  365.011396]  ? print_usage_bug+0xc0/0xc0
[  365.015453] lowmem_reserve[]: 0
[  365.017747]  ? __lock_acquire+0x7ec/0x4ec0
[  365.021529]  0 0
[  365.050206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.055235]  0
[  365.059370]  ? should_fail+0x22d/0xd01
[  365.062645] Node 0 
[  365.066927]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.068902] DMA: 
[  365.074477]  ? __lock_acquire+0x7ec/0x4ec0
[  365.076276] 1*4kB 
[  365.080193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.082417] (U) 
[  365.087564]  ? __lock_acquire+0x7ec/0x4ec0
[  365.089620] 0*8kB 
[  365.093909]  ? should_fail+0x22d/0xd01
[  365.093933]  ? print_usage_bug+0xc0/0xc0
[  365.096086] 0*16kB 
[  365.101247]  ? mark_held_locks+0x130/0x130
[  365.103214] 1*32kB 
[  365.107486]  ? mark_held_locks+0x130/0x130
[  365.109618] (U) 
[  365.113549]  ? graph_lock+0x170/0x170
[  365.117611] 2*64kB (U) 
[  365.119884]  ? print_usage_bug+0xc0/0xc0
[  365.124140] 1*128kB (U) 
[  365.126427]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  365.130653] 1*256kB (U) 
[  365.132670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.136458] 0*512kB 1*1024kB 
[  365.139096]  ? check_preemption_disabled+0x48/0x200
[  365.143161] (U) 
[  365.145870]  ? check_preemption_disabled+0x48/0x200
[  365.150695] 1*2048kB 
[  365.153395]  ? __lock_is_held+0xb5/0x140
[  365.158935] (M) 
[  365.162068]  __alloc_pages_nodemask+0xa80/0xde0
[  365.167085] 3*4096kB 
[  365.169082]  ? graph_lock+0x170/0x170
[  365.174087] (M) = 15908kB
[  365.176544]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  365.180627] Node 0 
[  365.182619]  ? graph_lock+0x170/0x170
[  365.182647]  ? find_held_lock+0x36/0x1c0
[  365.187448] DMA32: 4*4kB 
[  365.190039]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.193814] (UM) 1*8kB 
[  365.196613]  ? lock_downgrade+0x900/0x900
[  365.201670] (M) 3*16kB 
[  365.203951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.207741] (M) 
[  365.211923]  cache_grow_begin+0x91/0x8c0
[  365.214706] 3*32kB (M) 
[  365.219422]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.221993] 1*64kB (M) 
[  365.226189]  fallback_alloc+0x203/0x2e0
[  365.228758] 3*128kB (UM) 
[  365.234338]  ____cache_alloc_node+0x1c7/0x1e0
[  365.236309] 3*256kB 
[  365.240400]  kmem_cache_alloc_node+0xe3/0x730
[  365.242974] (UM) 
[  365.247412]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.249983] 4*512kB 
[  365.253991]  __alloc_skb+0x119/0x770
[  365.256742] (UM) 
[  365.261275]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.263621] 3*1024kB 
[  365.268159]  ? skb_scrub_packet+0x490/0x490
[  365.270205] (M) 
[  365.274485]  ? lock_downgrade+0x900/0x900
[  365.276784] 3*2048kB (M) 
[  365.280536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.282581] 3*4096kB 
[  365.287897]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.290289] (M) = 24936kB
[  365.294671]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.296636] Node 0 
[  365.300844]  ? addrconf_rs_timer+0x6f0/0x6f0
[  365.303587] Normal: 1267*4kB 
[  365.309183]  ndisc_alloc_skb+0x144/0x340
[  365.311578] (UMEH) 
[  365.317067]  ndisc_send_rs+0x331/0x6e0
[  365.319822] 430*8kB 
[  365.325316]  addrconf_rs_timer+0x3c0/0x6f0
[  365.327528] (UMEH) 212*16kB 
[  365.331994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.335088] (UMEH) 
[  365.339203]  call_timer_fn+0x272/0x920
[  365.341421] 35*32kB 
[  365.345368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.347679] (MH) 
[  365.351978]  ? process_timeout+0x40/0x40
[  365.354990] 9*64kB 
[  365.359250]  ? find_held_lock+0x36/0x1c0
[  365.359279]  ? __run_timers+0x7da/0xc70
[  365.361509] (MH) 
[  365.365433]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.367740] 1*128kB 
[  365.372021]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.374061] (H) 
[  365.378159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.378183]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  365.380416] 1*256kB 
[  365.384514]  ? trace_hardirqs_on+0xbd/0x310
[  365.388471] (H) 0*512kB 0*1024kB 
[  365.390574]  ? kasan_check_read+0x11/0x20
[  365.395055] 0*2048kB 0*4096kB 
[  365.397417]  ? __run_timers+0x7da/0xc70
[  365.401914] = 13980kB
[  365.403912]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.408150] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.412775]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.415093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.419448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.422893] 4516 total pagecache pages
[  365.427079]  __run_timers+0x7e5/0xc70
[  365.430301] 0 pages in swap cache
[  365.434331]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  365.436720] Swap cache stats: add 0, delete 0, find 0/0
[  365.436730] Free swap  = 0kB
[  365.442275]  ? check_preemption_disabled+0x48/0x200
[  365.451117] Total swap = 0kB
[  365.451132] 1965979 pages RAM
[  365.455429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.464008] 0 pages HighMem/MovableOnly
[  365.464023] 343324 pages reserved
[  365.468311]  ? rcu_irq_exit+0xce/0x100
[  365.472202] 0 pages cma reserved
[  365.476040]  ? irq_exit+0xbd/0x1c0
[  365.479591] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.484926]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  365.490481] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.493351]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  365.498379] ksoftirqd/0 cpuset=
[  365.501434]  ? retint_kernel+0x2d/0x2d
[  365.504532] /
[  365.510107]  ? trace_hardirqs_on_caller+0xc0/0x300
[  365.514085]  mems_allowed=0
[  365.517580]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  365.576666]  ? trace_hardirqs_off_caller+0x300/0x300
[  365.581863]  ? graph_lock+0x170/0x170
[  365.585749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.591345]  ? check_preemption_disabled+0x48/0x200
[  365.596446]  ? __lock_is_held+0xb5/0x140
[  365.600590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.606218]  ? check_preemption_disabled+0x48/0x200
[  365.611321]  run_timer_softirq+0x52/0xb0
[  365.615442]  ? rcu_read_lock_sched_held+0x108/0x120
[  365.620543]  __do_softirq+0x30b/0xad8
[  365.624414]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  365.629611]  ? pvclock_read_flags+0x160/0x160
[  365.634182]  ? lapic_next_event+0x5a/0x90
[  365.638397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.644010]  ? check_preemption_disabled+0x48/0x200
[  365.649067]  ? check_preemption_disabled+0x48/0x200
[  365.654163]  ? kvm_clock_read+0x18/0x30
[  365.658194]  ? kvm_sched_clock_read+0x9/0x20
[  365.662664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.668297]  ? check_preemption_disabled+0x48/0x200
[  365.673399]  irq_exit+0x17f/0x1c0
[  365.676911]  smp_apic_timer_interrupt+0x1cb/0x760
[  365.681819]  ? smp_reschedule_interrupt+0x109/0x650
[  365.686905]  ? smp_call_function_single_interrupt+0x650/0x650
[  365.692873]  ? interrupt_entry+0xb5/0xf0
[  365.696991]  ? trace_hardirqs_off_caller+0xbb/0x300
[  365.702055]  ? trace_hardirqs_off_caller+0xbb/0x300
[  365.707133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.712044]  ? trace_hardirqs_off+0x300/0x300
[  365.716591]  ? trace_hardirqs_off+0x300/0x300
[  365.721145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.726750]  ? check_preemption_disabled+0x48/0x200
[  365.731836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.737492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.742415]  apic_timer_interrupt+0xf/0x20
[  365.746685]  </IRQ>
[  365.748960] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  365.753929] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  365.773074] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  365.780848] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  365.788188] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  365.795516] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  365.802830] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  365.810138] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  365.817526]  skb_clone+0x1bb/0x500
[  365.821106]  ? skb_split+0x11e0/0x11e0
[  365.825047]  ? preempt_notifier_register+0x200/0x200
[  365.830205]  ? __switch_to_asm+0x34/0x70
[  365.834317]  ? __switch_to_asm+0x34/0x70
[  365.838423]  ? __switch_to_asm+0x40/0x70
[  365.842540]  ? __switch_to_asm+0x34/0x70
[  365.846646]  ? __switch_to_asm+0x40/0x70
[  365.850759]  ? __switch_to_asm+0x40/0x70
[  365.854857]  ? __switch_to_asm+0x34/0x70
[  365.858967]  ? __switch_to_asm+0x34/0x70
[  365.863055]  ? __switch_to_asm+0x40/0x70
[  365.867177]  ? __switch_to_asm+0x34/0x70
[  365.871306]  bpf_clone_redirect+0xb9/0x490
[  365.875615]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  365.880700]  ? __sched_text_start+0x8/0x8
[  365.884911]  ? retint_kernel+0x2d/0x2d
[  365.888890]  ? find_held_lock+0x36/0x1c0
[  365.893010]  ? lock_acquire+0x1ed/0x520
[  365.897038]  ? bpf_test_run+0x32e/0x5a0
[  365.901077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.906673]  ? check_preemption_disabled+0x48/0x200
[  365.911749]  ? kasan_check_read+0x11/0x20
[  365.915951]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.921285]  ? rcu_bh_qs+0xc0/0xc0
[  365.924867]  ? preempt_schedule+0x4d/0x60
[  365.929056]  ? ___preempt_schedule+0x16/0x18
[  365.933526]  ? bpf_test_run+0x1c0/0x5a0
[  365.937556]  ? netlink_diag_dump+0x2a0/0x2a0
[  365.942022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.947616]  ? bpf_test_init.isra.9+0x70/0x100
[  365.952268]  ? bpf_prog_test_run_skb+0x634/0xb40
[  365.957078]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  365.961969]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  365.967562]  ? fput+0x130/0x1a0
[  365.970871]  ? __bpf_prog_get+0x9b/0x290
[  365.974983]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  365.979911]  ? bpf_prog_test_run+0x130/0x1a0
[  365.984438]  ? __x64_sys_bpf+0x3d8/0x510
[  365.988575]  ? bpf_prog_get+0x20/0x20
[  365.992481]  ? do_syscall_64+0x1b9/0x820
[  365.996597]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.002030]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.007011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.011929]  ? trace_hardirqs_off+0x300/0x300
[  366.016518]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.021641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.027250]  ? prepare_exit_to_usermode+0x291/0x3b0
[  366.032351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.037299]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.042764] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  366.042885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.050574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.050582] Call Trace:
[  366.050618]  dump_stack+0x1c4/0x2b4
[  366.050629]  ? dump_stack_print_info.cold.2+0x52/0x52
[  366.050648]  warn_alloc.cold.118+0xb7/0x1bd
[  366.050658]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.050670]  ? lock_downgrade+0x900/0x900
[  366.050687]  ? trace_hardirqs_off+0xb8/0x300
[  366.057321] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.066698]  ? trace_hardirqs_off+0xb8/0x300
[  366.069288] syz-executor1 cpuset=
[  366.072969]  __alloc_pages_slowpath+0x2667/0x2d80
[  366.078169] syz1
[  366.082588]  ? warn_alloc+0x120/0x120
[  366.087435]  mems_allowed=0
[  366.091826]  ? warn_alloc+0x120/0x120
[  366.132063]  ? print_usage_bug+0xc0/0xc0
[  366.136183]  ? warn_alloc+0x120/0x120
[  366.140043]  ? print_usage_bug+0xc0/0xc0
[  366.144166]  ? __lock_acquire+0x7ec/0x4ec0
[  366.148464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.154070]  ? should_fail+0x22d/0xd01
[  366.158033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.163191]  ? __lock_acquire+0x7ec/0x4ec0
[  366.167507]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.172704]  ? __lock_acquire+0x7ec/0x4ec0
[  366.177228]  ? should_fail+0x22d/0xd01
[  366.181164]  ? print_usage_bug+0xc0/0xc0
[  366.185298]  ? mark_held_locks+0x130/0x130
[  366.189611]  ? mark_held_locks+0x130/0x130
[  366.193919]  ? graph_lock+0x170/0x170
[  366.197777]  ? print_usage_bug+0xc0/0xc0
[  366.201897]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.206999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.212747]  ? check_preemption_disabled+0x48/0x200
[  366.217825]  ? check_preemption_disabled+0x48/0x200
[  366.222963]  ? __lock_is_held+0xb5/0x140
[  366.227075]  __alloc_pages_nodemask+0xa80/0xde0
[  366.231820]  ? graph_lock+0x170/0x170
[  366.235679]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  366.240780]  ? graph_lock+0x170/0x170
[  366.244662]  ? find_held_lock+0x36/0x1c0
[  366.248834]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.253579]  ? lock_downgrade+0x900/0x900
[  366.257811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.263439]  cache_grow_begin+0x91/0x8c0
[  366.267581]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.272053]  fallback_alloc+0x203/0x2e0
[  366.276084]  ____cache_alloc_node+0x1c7/0x1e0
[  366.280660]  kmem_cache_alloc_node+0xe3/0x730
[  366.285224]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.289528]  __alloc_skb+0x119/0x770
[  366.293320]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.298678]  ? skb_scrub_packet+0x490/0x490
[  366.303054]  ? lock_downgrade+0x900/0x900
[  366.307270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.312886]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.318453]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.323997]  ? addrconf_rs_timer+0x6f0/0x6f0
[  366.328506]  ndisc_alloc_skb+0x144/0x340
[  366.332658]  ndisc_send_rs+0x331/0x6e0
[  366.336769]  addrconf_rs_timer+0x3c0/0x6f0
[  366.341072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.345388]  call_timer_fn+0x272/0x920
[  366.349355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.353669]  ? process_timeout+0x40/0x40
[  366.357798]  ? find_held_lock+0x36/0x1c0
[  366.361934]  ? __run_timers+0x7da/0xc70
[  366.365984]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.370537]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.375087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.379389]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  366.384061]  ? trace_hardirqs_on+0xbd/0x310
[  366.388441]  ? kasan_check_read+0x11/0x20
[  366.392657]  ? __run_timers+0x7da/0xc70
[  366.396693]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  366.402222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.406529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.410844]  __run_timers+0x7e5/0xc70
[  366.414726]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  366.420147]  ? compat_start_thread+0x80/0x80
[  366.424636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.430325]  ? _raw_spin_unlock_irq+0x60/0x80
[  366.434899]  ? finish_task_switch+0x1f5/0x900
[  366.439453]  ? finish_task_switch+0x1b5/0x900
[  366.444031]  ? __switch_to_asm+0x34/0x70
[  366.448153]  ? preempt_notifier_register+0x200/0x200
[  366.453327]  ? __switch_to_asm+0x34/0x70
[  366.457450]  ? __switch_to_asm+0x40/0x70
[  366.461568]  ? __switch_to_asm+0x34/0x70
[  366.465679]  ? __switch_to_asm+0x40/0x70
[  366.469786]  ? __switch_to_asm+0x34/0x70
[  366.473882]  ? __switch_to_asm+0x40/0x70
[  366.477993]  ? __switch_to_asm+0x40/0x70
[  366.482103]  ? pvclock_read_flags+0x160/0x160
[  366.486664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.492263]  ? check_preemption_disabled+0x48/0x200
[  366.497370]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.502731]  ? rcu_pm_notify+0xc0/0xc0
[  366.506974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.512584]  ? check_preemption_disabled+0x48/0x200
[  366.517673]  run_timer_softirq+0x52/0xb0
[  366.521795]  ? rcu_read_lock_sched_held+0x108/0x120
[  366.526878]  __do_softirq+0x30b/0xad8
[  366.530746]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  366.535910]  ? trace_hardirqs_off_caller+0x300/0x300
[  366.541083]  ? retint_kernel+0x1b/0x2d
[  366.545028]  ? schedule+0x108/0x460
[  366.548701]  ? __schedule+0x1ed0/0x1ed0
[  366.552732]  ? trace_hardirqs_off+0xb8/0x300
[  366.557195]  ? ___might_sleep+0x1ed/0x300
[  366.561394]  ? smpboot_thread_fn+0x68b/0xa00
[  366.565859]  ? trace_hardirqs_on+0x310/0x310
[  366.570373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.576007]  ? check_preemption_disabled+0x48/0x200
[  366.581068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.586670]  ? takeover_tasklets+0xa90/0xa90
[  366.591151]  run_ksoftirqd+0x94/0x100
[  366.595017]  smpboot_thread_fn+0x68b/0xa00
[  366.599315]  ? sort_range+0x30/0x30
[  366.602994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  366.608153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.613753]  ? __kthread_parkme+0xfb/0x1a0
[  366.618066]  kthread+0x35a/0x420
[  366.621448]  ? sort_range+0x30/0x30
[  366.625089]  ? kthread_bind+0x40/0x40
[  366.628923]  ret_from_fork+0x3a/0x50
[  366.632679] warn_alloc_show_mem: 1 callbacks suppressed
[  366.632693] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  366.632695] Mem-Info:
[  366.632726] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  366.632726]  active_file:18 inactive_file:31 isolated_file:0
[  366.632726]  unevictable:0 dirty:0 writeback:0 unstable:0
[  366.632726]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  366.632726]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  366.632726]  free:13670 free_pcp:352 free_cma:0
[  366.638107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.645403] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  366.647814] Call Trace:
[  366.681933] Node 0 
[  366.691737]  <IRQ>
[  366.719729] 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
[  366.722309]  dump_stack+0x1c4/0x2b4
[  366.724521] lowmem_reserve[]: 0
[  366.726700]  ? dump_stack_print_info.cold.2+0x52/0x52
[  366.752190]  2815 6318
[  366.755880]  warn_alloc.cold.118+0xb7/0x1bd
[  366.759146]  6318
[  366.764392]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.766884] Node 0 
[  366.771264]  ? lock_downgrade+0x900/0x900
[  366.773335] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  366.778193]  ? trace_hardirqs_off+0xb8/0x300
[  366.780414] lowmem_reserve[]:
[  366.784596]  ? trace_hardirqs_off+0xb8/0x300
[  366.811316]  0
[  366.815767]  __alloc_pages_slowpath+0x2667/0x2d80
[  366.818866]  0 3503
[  366.823352]  ? warn_alloc+0x120/0x120
[  366.825117]  3503
[  366.830000]  ? warn_alloc+0x120/0x120
[  366.832229] Node 0 
[  366.836064]  ? print_usage_bug+0xc0/0xc0
[  366.838135] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  366.841972]  ? warn_alloc+0x120/0x120
[  366.844203] lowmem_reserve[]:
[  366.848299]  ? print_usage_bug+0xc0/0xc0
[  366.876934]  0
[  366.880782]  ? __lock_acquire+0x7ec/0x4ec0
[  366.883870]  0 0
[  366.887982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.889788]  0
[  366.894070]  ? should_fail+0x22d/0xd01
[  366.896036] Node 0 
[  366.901622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.903410] DMA: 
[  366.907339]  ? __lock_acquire+0x7ec/0x4ec0
[  366.909574] 1*4kB 
[  366.914757]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.916805] (U) 
[  366.921079]  ? __lock_acquire+0x7ec/0x4ec0
[  366.923212] 0*8kB 0*16kB 
[  366.928392]  ? should_fail+0x22d/0xd01
[  366.930349] 1*32kB (U) 
[  366.934630]  ? mark_held_locks+0x130/0x130
[  366.937370] 2*64kB (U) 
[  366.941314]  ? mark_held_locks+0x130/0x130
[  366.943882] 1*128kB (U) 
[  366.948194]  ? graph_lock+0x170/0x170
[  366.950769] 1*256kB (U) 
[  366.955058]  ? graph_lock+0x170/0x170
[  366.957721] 0*512kB 
[  366.961565]  ? graph_lock+0x170/0x170
[  366.964232] 1*1024kB (U) 
[  366.968074]  ? print_usage_bug+0xc0/0xc0
[  366.970387] 1*2048kB 
[  366.974212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.974232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.977002] (M) 
[  366.981099]  ? check_preemption_disabled+0x48/0x200
[  366.983505] 3*4096kB 
[  366.989125]  ? check_preemption_disabled+0x48/0x200
[  366.994676] (M) 
[  366.996685]  ? __lock_is_held+0xb5/0x140
[  367.001679] = 15908kB
[  367.001693] Node 0 
[  367.004129]  __alloc_pages_nodemask+0xa80/0xde0
[  367.009132] DMA32: 4*4kB 
[  367.011145]  ? graph_lock+0x170/0x170
[  367.015191] (UM) 1*8kB 
[  367.017652]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  367.019864] (M) 
[  367.024573]  ? graph_lock+0x170/0x170
[  367.027321] 3*16kB (M) 
[  367.031172]  ? find_held_lock+0x36/0x1c0
[  367.033735] 3*32kB (M) 
[  367.038829]  ? ____cache_alloc_node+0x1c7/0x1e0
[  367.040773] 1*64kB (M) 
[  367.044613]  ? lock_downgrade+0x900/0x900
[  367.047192] 3*128kB (UM) 
[  367.051301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.053871] 3*256kB (UM) 
[  367.058591]  cache_grow_begin+0x91/0x8c0
[  367.061170] 4*512kB 
[  367.065391]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.068134] (UM) 3*1024kB 
[  367.073725]  fallback_alloc+0x203/0x2e0
[  367.073750]  ____cache_alloc_node+0x1c7/0x1e0
[  367.076691] (M) 
[  367.080800]  kmem_cache_alloc_node+0xe3/0x730
[  367.083108] 3*2048kB (M) 
[  367.087796]  ? ipv6_get_ifaddr+0x42e/0x620
[  367.087838]  __alloc_skb+0x119/0x770
[  367.090666] 3*4096kB 
[  367.094762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  367.099336] (M) 
[  367.101376]  ? skb_scrub_packet+0x490/0x490
[  367.105848] = 24936kB
[  367.105866] Node 0 
[  367.108670]  ? lock_downgrade+0x900/0x900
[  367.112893] Normal: 
[  367.117167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.119543] 1267*4kB 
[  367.124900]  ? refcount_sub_and_test_checked+0x203/0x310
[  367.126848] (UMEH) 
[  367.131227]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  367.133613] 430*8kB 
[  367.135877]  ? addrconf_rs_timer+0x6f0/0x6f0
[  367.140218] (UMEH) 
[  367.142595]  ndisc_alloc_skb+0x144/0x340
[  367.148095] 212*16kB (UMEH) 
[  367.150593]  ndisc_send_rs+0x331/0x6e0
[  367.156022] 35*32kB 
[  367.158301]  addrconf_rs_timer+0x3c0/0x6f0
[  367.163846] (MH) 
[  367.166241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.170619] 9*64kB (MH) 
[  367.172936]  call_timer_fn+0x272/0x920
[  367.177058] 1*128kB 
[  367.180133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.184157] (H) 
[  367.186525]  ? process_timeout+0x40/0x40
[  367.190748] 1*256kB (H) 
[  367.192887]  ? find_held_lock+0x36/0x1c0
[  367.197084] 0*512kB 
[  367.200054]  ? __run_timers+0x7da/0xc70
[  367.204032] 0*1024kB 0*2048kB 
[  367.206441]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.210646] 0*4096kB 
[  367.212656]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.216702] = 13980kB
[  367.216725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  367.219427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.223491] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  367.223505] 4516 total pagecache pages
[  367.225964]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  367.229924] 0 pages in swap cache
[  367.233185]  ? trace_hardirqs_on+0xbd/0x310
[  367.237687] Swap cache stats: add 0, delete 0, find 0/0
[  367.237705] Free swap  = 0kB
[  367.240151]  ? kasan_check_read+0x11/0x20
[  367.240190]  ? __run_timers+0x7da/0xc70
[  367.244700] Total swap = 0kB
[  367.247134]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.255977] 1965979 pages RAM
[  367.260296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.268864] 0 pages HighMem/MovableOnly
[  367.268882] 343324 pages reserved
[  367.272843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.277412] 0 pages cma reserved
[  367.280907]  __run_timers+0x7e5/0xc70
[  367.285385] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.290643]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  367.290658]  ? check_preemption_disabled+0x48/0x200
[  367.290672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.290694]  ? rcu_irq_exit+0xce/0x100
[  367.290730]  ? irq_exit+0xbd/0x1c0
[  367.298180] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.301949]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  367.304949] ksoftirqd/0 cpuset=
[  367.310445]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.313543] /
[  367.317828]  ? retint_kernel+0x2d/0x2d
[  367.321816]  mems_allowed=0
[  367.325304]  ? trace_hardirqs_on_caller+0xc0/0x300
[  367.403647]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.408481]  ? trace_hardirqs_off_caller+0x300/0x300
[  367.413642]  ? graph_lock+0x170/0x170
[  367.417494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.423077]  ? check_preemption_disabled+0x48/0x200
[  367.428179]  ? __lock_is_held+0xb5/0x140
[  367.432282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.437906]  ? check_preemption_disabled+0x48/0x200
[  367.443029]  run_timer_softirq+0x52/0xb0
[  367.447141]  ? rcu_read_lock_sched_held+0x108/0x120
[  367.452211]  __do_softirq+0x30b/0xad8
[  367.456087]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  367.461242]  ? pvclock_read_flags+0x160/0x160
[  367.465787]  ? lapic_next_event+0x5a/0x90
[  367.470019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.475636]  ? check_preemption_disabled+0x48/0x200
[  367.480706]  ? check_preemption_disabled+0x48/0x200
[  367.485800]  ? kvm_clock_read+0x18/0x30
[  367.489847]  ? kvm_sched_clock_read+0x9/0x20
[  367.494328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.499924]  ? check_preemption_disabled+0x48/0x200
[  367.505027]  irq_exit+0x17f/0x1c0
[  367.508532]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.513497]  ? smp_reschedule_interrupt+0x109/0x650
[  367.518593]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.524560]  ? interrupt_entry+0xb5/0xf0
[  367.528711]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.533834]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.538920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.543848]  ? trace_hardirqs_off+0x300/0x300
[  367.548392]  ? trace_hardirqs_off+0x300/0x300
[  367.552964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.558658]  ? check_preemption_disabled+0x48/0x200
[  367.563753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.569364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.574284]  apic_timer_interrupt+0xf/0x20
[  367.578567]  </IRQ>
[  367.580860] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  367.585860] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  367.604831] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  367.612603] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  367.619969] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  367.627335] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  367.634663] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  367.641997] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  367.649398]  skb_clone+0x1bb/0x500
[  367.652995]  ? skb_split+0x11e0/0x11e0
[  367.656929]  ? preempt_notifier_register+0x200/0x200
[  367.662076]  ? __switch_to_asm+0x34/0x70
[  367.666193]  ? __switch_to_asm+0x34/0x70
[  367.670302]  ? __switch_to_asm+0x40/0x70
[  367.674415]  ? __switch_to_asm+0x34/0x70
[  367.678509]  ? __switch_to_asm+0x40/0x70
[  367.682668]  ? __switch_to_asm+0x40/0x70
[  367.686771]  ? __switch_to_asm+0x34/0x70
[  367.690886]  ? __switch_to_asm+0x34/0x70
[  367.695001]  ? __switch_to_asm+0x40/0x70
[  367.699101]  ? __switch_to_asm+0x34/0x70
[  367.703225]  bpf_clone_redirect+0xb9/0x490
[  367.707520]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  367.712621]  ? __sched_text_start+0x8/0x8
[  367.716817]  ? retint_kernel+0x2d/0x2d
[  367.720792]  ? find_held_lock+0x36/0x1c0
[  367.724908]  ? lock_acquire+0x1ed/0x520
[  367.728917]  ? bpf_test_run+0x32e/0x5a0
[  367.732945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.738531]  ? check_preemption_disabled+0x48/0x200
[  367.743613]  ? kasan_check_read+0x11/0x20
[  367.747819]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  367.753179]  ? rcu_bh_qs+0xc0/0xc0
[  367.756765]  ? preempt_schedule+0x4d/0x60
[  367.760959]  ? ___preempt_schedule+0x16/0x18
[  367.765420]  ? bpf_test_run+0x1c0/0x5a0
[  367.769447]  ? netlink_diag_dump+0x2a0/0x2a0
[  367.773925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.779573]  ? bpf_test_init.isra.9+0x70/0x100
[  367.784292]  ? bpf_prog_test_run_skb+0x634/0xb40
[  367.790005]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  367.794925]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.800531]  ? fput+0x130/0x1a0
[  367.803869]  ? __bpf_prog_get+0x9b/0x290
[  367.807980]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  367.812901]  ? bpf_prog_test_run+0x130/0x1a0
[  367.817366]  ? __x64_sys_bpf+0x3d8/0x510
[  367.821491]  ? bpf_prog_get+0x20/0x20
[  367.825366]  ? do_syscall_64+0x1b9/0x820
[  367.829471]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  367.834892]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.839870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.844779]  ? trace_hardirqs_off+0x300/0x300
[  367.849324]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  367.854401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.860000]  ? prepare_exit_to_usermode+0x291/0x3b0
[  367.865108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.870029]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  367.875462] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  367.875584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.882350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.882359] Call Trace:
[  367.882403]  dump_stack+0x1c4/0x2b4
[  367.882417]  ? dump_stack_print_info.cold.2+0x52/0x52
[  367.882444]  warn_alloc.cold.118+0xb7/0x1bd
[  367.882459]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.882483]  ? lock_downgrade+0x900/0x900
[  367.889098] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.898423]  ? trace_hardirqs_off+0xb8/0x300
[  367.900995] syz-executor1 cpuset=
[  367.904680]  ? trace_hardirqs_off+0xb8/0x300
[  367.909877] syz1
[  367.914262]  __alloc_pages_slowpath+0x2667/0x2d80
[  367.919083]  mems_allowed=0
[  367.955903]  ? warn_alloc+0x120/0x120
[  367.959764]  ? warn_alloc+0x120/0x120
[  367.963621]  ? print_usage_bug+0xc0/0xc0
[  367.967734]  ? warn_alloc+0x120/0x120
[  367.971597]  ? print_usage_bug+0xc0/0xc0
[  367.975719]  ? __lock_acquire+0x7ec/0x4ec0
[  367.980016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.985641]  ? should_fail+0x22d/0xd01
[  367.989624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.994816]  ? __lock_acquire+0x7ec/0x4ec0
[  367.999136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.004363]  ? __lock_acquire+0x7ec/0x4ec0
[  368.008690]  ? should_fail+0x22d/0xd01
[  368.012632]  ? ret_from_fork+0x3a/0x50
[  368.016604]  ? mark_held_locks+0x130/0x130
[  368.020928]  ? mark_held_locks+0x130/0x130
[  368.025238]  ? __read_once_size_nocheck.constprop.8+0x10/0x10
[  368.031214]  ? ret_from_fork+0x3a/0x50
[  368.035169]  ? unwind_dump+0x190/0x190
[  368.039099]  ? graph_lock+0x170/0x170
[  368.042964]  ? print_usage_bug+0xc0/0xc0
[  368.047095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.052770]  ? check_preemption_disabled+0x48/0x200
[  368.057860]  ? check_preemption_disabled+0x48/0x200
[  368.062968]  ? __lock_is_held+0xb5/0x140
[  368.067077]  __alloc_pages_nodemask+0xa80/0xde0
[  368.071849]  ? graph_lock+0x170/0x170
[  368.075724]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  368.080838]  ? graph_lock+0x170/0x170
[  368.084717]  ? find_held_lock+0x36/0x1c0
[  368.088864]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.093991]  ? lock_downgrade+0x900/0x900
[  368.098227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.103872]  cache_grow_begin+0x91/0x8c0
[  368.108042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.112506]  fallback_alloc+0x203/0x2e0
[  368.116534]  ____cache_alloc_node+0x1c7/0x1e0
[  368.121201]  kmem_cache_alloc_node+0xe3/0x730
[  368.125749]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.130046]  __alloc_skb+0x119/0x770
[  368.133819]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.139190]  ? skb_scrub_packet+0x490/0x490
[  368.143591]  ? lock_downgrade+0x900/0x900
[  368.147794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.153453]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.159001]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.164529]  ? addrconf_rs_timer+0x6f0/0x6f0
[  368.169009]  ndisc_alloc_skb+0x144/0x340
[  368.174005]  ndisc_send_rs+0x331/0x6e0
[  368.177959]  addrconf_rs_timer+0x3c0/0x6f0
[  368.182255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.186584]  call_timer_fn+0x272/0x920
[  368.190542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.194839]  ? process_timeout+0x40/0x40
[  368.198939]  ? find_held_lock+0x36/0x1c0
[  368.203056]  ? __run_timers+0x7da/0xc70
[  368.207059]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.211612]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.216136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.220452]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  368.225110]  ? trace_hardirqs_on+0xbd/0x310
[  368.229495]  ? kasan_check_read+0x11/0x20
[  368.233716]  ? __run_timers+0x7da/0xc70
[  368.237752]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.243309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.247619]  __run_timers+0x7e5/0xc70
[  368.251526]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  368.256978]  ? compat_start_thread+0x80/0x80
[  368.261459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.267116]  ? _raw_spin_unlock_irq+0x60/0x80
[  368.271681]  ? finish_task_switch+0x1f5/0x900
[  368.276234]  ? finish_task_switch+0x1b5/0x900
[  368.280875]  ? __switch_to_asm+0x34/0x70
[  368.285005]  ? preempt_notifier_register+0x200/0x200
[  368.290208]  ? __switch_to_asm+0x34/0x70
[  368.294346]  ? __switch_to_asm+0x40/0x70
[  368.298469]  ? __switch_to_asm+0x34/0x70
[  368.302585]  ? __switch_to_asm+0x40/0x70
[  368.306690]  ? __switch_to_asm+0x34/0x70
[  368.310806]  ? __switch_to_asm+0x40/0x70
[  368.314948]  ? __switch_to_asm+0x40/0x70
[  368.319065]  ? pvclock_read_flags+0x160/0x160
[  368.323659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.329307]  ? check_preemption_disabled+0x48/0x200
[  368.334415]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.339807]  ? rcu_pm_notify+0xc0/0xc0
[  368.343778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.349434]  ? check_preemption_disabled+0x48/0x200
[  368.354564]  run_timer_softirq+0x52/0xb0
[  368.358728]  ? rcu_read_lock_sched_held+0x108/0x120
[  368.363879]  __do_softirq+0x30b/0xad8
[  368.367797]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  368.372986]  ? trace_hardirqs_off_caller+0x300/0x300
[  368.378169]  ? retint_kernel+0x1b/0x2d
[  368.382127]  ? schedule+0x108/0x460
[  368.385817]  ? __schedule+0x1ed0/0x1ed0
[  368.389876]  ? trace_hardirqs_off+0xb8/0x300
[  368.394415]  ? ___might_sleep+0x1ed/0x300
[  368.398619]  ? smpboot_thread_fn+0x68b/0xa00
[  368.403064]  ? trace_hardirqs_on+0x310/0x310
[  368.407562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.413206]  ? check_preemption_disabled+0x48/0x200
[  368.418352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.424019]  ? takeover_tasklets+0xa90/0xa90
[  368.428518]  run_ksoftirqd+0x94/0x100
[  368.432397]  smpboot_thread_fn+0x68b/0xa00
[  368.436784]  ? sort_range+0x30/0x30
[  368.440515]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.445721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.451360]  ? __kthread_parkme+0xfb/0x1a0
[  368.455712]  kthread+0x35a/0x420
[  368.459120]  ? sort_range+0x30/0x30
[  368.462820]  ? kthread_bind+0x40/0x40
[  368.466698]  ret_from_fork+0x3a/0x50
[  368.470491] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  368.470499] warn_alloc_show_mem: 1 callbacks suppressed
[  368.470517] Mem-Info:
[  368.477868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.477898] Call Trace:
[  368.483378] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  368.483378]  active_file:18 inactive_file:31 isolated_file:0
[  368.483378]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.483378]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  368.483378]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  368.483378]  free:13670 free_pcp:352 free_cma:0
[  368.485777]  <IRQ>
[  368.495248] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.497862]  dump_stack+0x1c4/0x2b4
[  368.530940] Node 0 
[  368.533193]  ? dump_stack_print_info.cold.2+0x52/0x52
[  368.561106] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.564781]  warn_alloc.cold.118+0xb7/0x1bd
[  368.566963] lowmem_reserve[]:
[  368.572307]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.597849]  0 2815
[  368.602297]  ? lock_downgrade+0x900/0x900
[  368.605389]  6318 6318
[  368.610372]  ? trace_hardirqs_off+0xb8/0x300
[  368.616784]  ? trace_hardirqs_off+0xb8/0x300
[  368.619239] Node 0 
[  368.623708]  __alloc_pages_slowpath+0x2667/0x2d80
[  368.628107] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.630395]  ? warn_alloc+0x120/0x120
[  368.635195] lowmem_reserve[]: 0
[  368.662060]  ? warn_alloc+0x120/0x120
[  368.665865]  0
[  368.669209]  ? print_usage_bug+0xc0/0xc0
[  368.672984]  3503 3503
[  368.674868]  ? warn_alloc+0x120/0x120
[  368.681453]  ? print_usage_bug+0xc0/0xc0
[  368.685224] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  368.689435]  ? __lock_acquire+0x7ec/0x4ec0
[  368.689467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.718796] lowmem_reserve[]:
[  368.723076]  ? should_fail+0x22d/0xd01
[  368.728639]  0
[  368.731811]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.735649]  0 0
[  368.737536]  ? __lock_acquire+0x7ec/0x4ec0
[  368.742604]  0
[  368.744670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.748875] Node 0 
[  368.750709]  ? __lock_acquire+0x7ec/0x4ec0
[  368.755827] DMA: 
[  368.758093]  ? should_fail+0x22d/0xd01
[  368.762312] 1*4kB 
[  368.764437]  ? mark_held_locks+0x130/0x130
[  368.768280] (U) 
[  368.770470]  ? mark_held_locks+0x130/0x130
[  368.774672] 0*8kB 0*16kB 
[  368.776733]  ? graph_lock+0x170/0x170
[  368.780922] 1*32kB (U) 
[  368.783793]  ? graph_lock+0x170/0x170
[  368.787555] 2*64kB 
[  368.790186]  ? graph_lock+0x170/0x170
[  368.793954] (U) 
[  368.796276]  ? print_usage_bug+0xc0/0xc0
[  368.800038] 1*128kB (U) 
[  368.802054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.806115] 1*256kB (U) 
[  368.808881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.814429] 0*512kB 
[  368.817148]  ? check_preemption_disabled+0x48/0x200
[  368.822694] 1*1024kB (U) 
[  368.825060]  ? check_preemption_disabled+0x48/0x200
[  368.830063] 1*2048kB 
[  368.832903]  ? __lock_is_held+0xb5/0x140
[  368.837870] (M) 3*4096kB 
[  368.840391]  __alloc_pages_nodemask+0xa80/0xde0
[  368.844395] (M) = 15908kB
[  368.847218]  ? graph_lock+0x170/0x170
[  368.851876] Node 0 
[  368.854704]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  368.858447] DMA32: 
[  368.860804]  ? graph_lock+0x170/0x170
[  368.865799] 4*4kB (UM) 
[  368.868102]  ? find_held_lock+0x36/0x1c0
[  368.871860] 1*8kB (M) 
[  368.874499]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.878550] 3*16kB (M) 
[  368.881076]  ? lock_downgrade+0x900/0x900
[  368.885745] 3*32kB (M) 
[  368.888435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.892541] 1*64kB 
[  368.895179]  cache_grow_begin+0x91/0x8c0
[  368.900691] (M) 3*128kB 
[  368.903050]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.907046] (UM) 3*256kB 
[  368.909793]  fallback_alloc+0x203/0x2e0
[  368.914150] (UM) 4*512kB 
[  368.917003]  ____cache_alloc_node+0x1c7/0x1e0
[  368.920924] (UM) 3*1024kB 
[  368.923876]  kmem_cache_alloc_node+0xe3/0x730
[  368.928334] (M) 3*2048kB 
[  368.931277]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.935732] (M) 3*4096kB 
[  368.938589]  __alloc_skb+0x119/0x770
[  368.942769] (M) = 24936kB
[  368.945619]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.949315] Node 0 
[  368.952099]  ? skb_scrub_packet+0x490/0x490
[  368.957358] Normal: 1267*4kB 
[  368.959675]  ? lock_downgrade+0x900/0x900
[  368.963959] (UMEH) 
[  368.967093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.971223] 430*8kB (UMEH) 
[  368.973504]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.979047] 212*16kB (UMEH) 
[  368.982049]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.987488] 35*32kB 
[  368.990560]  ? addrconf_rs_timer+0x6f0/0x6f0
[  368.995974] (MH) 9*64kB 
[  368.998415]  ndisc_alloc_skb+0x144/0x340
[  369.002755] (MH) 1*128kB 
[  369.005501]  ndisc_send_rs+0x331/0x6e0
[  369.009845] (H) 1*256kB (H) 
[  369.012704]  addrconf_rs_timer+0x3c0/0x6f0
[  369.016549] 0*512kB 0*1024kB 
[  369.019650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.023838] 0*2048kB 0*4096kB 
[  369.027045]  call_timer_fn+0x272/0x920
[  369.031220] = 13980kB
[  369.034501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.038350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  369.040807]  ? process_timeout+0x40/0x40
[  369.045031] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  369.045044] 4516 total pagecache pages
[  369.054035]  ? find_held_lock+0x36/0x1c0
[  369.054073]  ? __run_timers+0x7da/0xc70
[  369.058128] 0 pages in swap cache
[  369.066854]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.070690] Swap cache stats: add 0, delete 0, find 0/0
[  369.070702] Free swap  = 0kB
[  369.074865]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.078811] Total swap = 0kB
[  369.082323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.086820] 1965979 pages RAM
[  369.092290]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  369.095271] 0 pages HighMem/MovableOnly
[  369.095283] 343324 pages reserved
[  369.099885]  ? trace_hardirqs_on+0xbd/0x310
[  369.102868] 0 pages cma reserved
[  369.107165]  ? kasan_check_read+0x11/0x20
[  369.110514] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.114968]  ? __run_timers+0x7da/0xc70
[  369.120812] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.123972]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.128311] ksoftirqd/0 cpuset=
[  369.131721]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.135897] /
[  369.142555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.146545]  mems_allowed=0
[  369.156958]  __run_timers+0x7e5/0xc70
[  369.182622]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  369.187995]  ? check_preemption_disabled+0x48/0x200
[  369.193022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.199444]  ? rcu_irq_exit+0xce/0x100
[  369.203518]  ? irq_exit+0xbd/0x1c0
[  369.207095]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  369.212169]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.217034]  ? retint_kernel+0x2d/0x2d
[  369.221004]  ? trace_hardirqs_on_caller+0xc0/0x300
[  369.226104]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.231048]  ? trace_hardirqs_off_caller+0x300/0x300
[  369.236286]  ? graph_lock+0x170/0x170
[  369.240205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.245887]  ? check_preemption_disabled+0x48/0x200
[  369.251073]  ? __lock_is_held+0xb5/0x140
[  369.255286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.260978]  ? check_preemption_disabled+0x48/0x200
[  369.266169]  run_timer_softirq+0x52/0xb0
[  369.270348]  ? rcu_read_lock_sched_held+0x108/0x120
[  369.275480]  __do_softirq+0x30b/0xad8
[  369.279390]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  369.284725]  ? pvclock_read_flags+0x160/0x160
[  369.289349]  ? lapic_next_event+0x5a/0x90
[  369.293593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.299230]  ? check_preemption_disabled+0x48/0x200
[  369.304350]  ? check_preemption_disabled+0x48/0x200
[  369.309479]  ? kvm_clock_read+0x18/0x30
[  369.313525]  ? kvm_sched_clock_read+0x9/0x20
[  369.318041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.323668]  ? check_preemption_disabled+0x48/0x200
[  369.328780]  irq_exit+0x17f/0x1c0
[  369.332331]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.337233]  ? smp_reschedule_interrupt+0x109/0x650
[  369.342326]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.348341]  ? interrupt_entry+0xb5/0xf0
[  369.352485]  ? trace_hardirqs_off_caller+0xbb/0x300
[  369.357582]  ? trace_hardirqs_off_caller+0xbb/0x300
[  369.362668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.367586]  ? trace_hardirqs_off+0x300/0x300
[  369.372138]  ? trace_hardirqs_off+0x300/0x300
[  369.376710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.382303]  ? check_preemption_disabled+0x48/0x200
[  369.387373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.392993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.398020]  apic_timer_interrupt+0xf/0x20
[  369.402335]  </IRQ>
[  369.404637] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  369.409650] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  369.428638] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  369.436462] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.443804] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  369.451165] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  369.458506] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.465877] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  369.473280]  skb_clone+0x1bb/0x500
[  369.476929]  ? skb_split+0x11e0/0x11e0
[  369.480887]  ? preempt_notifier_register+0x200/0x200
[  369.486059]  ? __switch_to_asm+0x34/0x70
[  369.490179]  ? __switch_to_asm+0x34/0x70
[  369.494333]  ? __switch_to_asm+0x40/0x70
[  369.498486]  ? __switch_to_asm+0x34/0x70
[  369.502672]  ? __switch_to_asm+0x40/0x70
[  369.506854]  ? __switch_to_asm+0x40/0x70
[  369.510977]  ? __switch_to_asm+0x34/0x70
[  369.515088]  ? __switch_to_asm+0x34/0x70
[  369.519231]  ? __switch_to_asm+0x40/0x70
[  369.523398]  ? __switch_to_asm+0x34/0x70
[  369.527592]  bpf_clone_redirect+0xb9/0x490
[  369.531925]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  369.537285]  ? __sched_text_start+0x8/0x8
[  369.541518]  ? retint_kernel+0x2d/0x2d
[  369.545479]  ? find_held_lock+0x36/0x1c0
[  369.549651]  ? lock_acquire+0x1ed/0x520
[  369.553732]  ? bpf_test_run+0x32e/0x5a0
[  369.557866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.563476]  ? check_preemption_disabled+0x48/0x200
[  369.568581]  ? kasan_check_read+0x11/0x20
[  369.572814]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  369.578191]  ? rcu_bh_qs+0xc0/0xc0
[  369.581850]  ? preempt_schedule+0x4d/0x60
[  369.586064]  ? ___preempt_schedule+0x16/0x18
[  369.590551]  ? bpf_test_run+0x1c0/0x5a0
[  369.594619]  ? netlink_diag_dump+0x2a0/0x2a0
[  369.599105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.604788]  ? bpf_test_init.isra.9+0x70/0x100
[  369.609469]  ? bpf_prog_test_run_skb+0x634/0xb40
[  369.614334]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  369.619290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.624926]  ? fput+0x130/0x1a0
[  369.628272]  ? __bpf_prog_get+0x9b/0x290
[  369.632430]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  369.637420]  ? bpf_prog_test_run+0x130/0x1a0
[  369.641946]  ? __x64_sys_bpf+0x3d8/0x510
[  369.646076]  ? bpf_prog_get+0x20/0x20
[  369.649999]  ? do_syscall_64+0x1b9/0x820
[  369.654141]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.659630]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.664646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.669593]  ? trace_hardirqs_off+0x300/0x300
[  369.674175]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.679411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.685088]  ? prepare_exit_to_usermode+0x291/0x3b0
[  369.690274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.695252]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.700716] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  369.700926] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.707557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.707587] Call Trace:
[  369.714657] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.723600]  dump_stack+0x1c4/0x2b4
[  369.726168] syz-executor1 cpuset=
[  369.736757]  ? dump_stack_print_info.cold.2+0x52/0x52
[  369.740397] syz1
[  369.743976]  warn_alloc.cold.118+0xb7/0x1bd
[  369.749159]  mems_allowed=0
[  369.758540]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.763517]  ? lock_downgrade+0x900/0x900
[  369.767793]  ? trace_hardirqs_off+0xb8/0x300
[  369.772354]  ? trace_hardirqs_off+0xb8/0x300
[  369.776909]  __alloc_pages_slowpath+0x2667/0x2d80
[  369.781877]  ? warn_alloc+0x120/0x120
[  369.785788]  ? warn_alloc+0x120/0x120
[  369.789718]  ? print_usage_bug+0xc0/0xc0
[  369.793857]  ? warn_alloc+0x120/0x120
[  369.797737]  ? print_usage_bug+0xc0/0xc0
[  369.801906]  ? __lock_acquire+0x7ec/0x4ec0
[  369.806252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.811887]  ? should_fail+0x22d/0xd01
[  369.816129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.821321]  ? __lock_acquire+0x7ec/0x4ec0
[  369.825657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.830840]  ? __lock_acquire+0x7ec/0x4ec0
[  369.835135]  ? should_fail+0x22d/0xd01
[  369.839079]  ? print_usage_bug+0xc0/0xc0
[  369.843225]  ? mark_held_locks+0x130/0x130
[  369.847541]  ? mark_held_locks+0x130/0x130
[  369.851865]  ? graph_lock+0x170/0x170
[  369.855750]  ? print_usage_bug+0xc0/0xc0
[  369.859871]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.864744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.870456]  ? check_preemption_disabled+0x48/0x200
[  369.875573]  ? check_preemption_disabled+0x48/0x200
[  369.880705]  ? __lock_is_held+0xb5/0x140
[  369.884867]  __alloc_pages_nodemask+0xa80/0xde0
[  369.889651]  ? graph_lock+0x170/0x170
[  369.893624]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  369.898735]  ? graph_lock+0x170/0x170
[  369.902659]  ? find_held_lock+0x36/0x1c0
[  369.906797]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.911549]  ? lock_downgrade+0x900/0x900
[  369.915794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.921443]  cache_grow_begin+0x91/0x8c0
[  369.925630]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.930272]  fallback_alloc+0x203/0x2e0
[  369.934367]  ____cache_alloc_node+0x1c7/0x1e0
[  369.938962]  kmem_cache_alloc_node+0xe3/0x730
[  369.943529]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.947851]  __alloc_skb+0x119/0x770
[  369.951638]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  369.957022]  ? skb_scrub_packet+0x490/0x490
[  369.961460]  ? lock_downgrade+0x900/0x900
[  369.965735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.971363]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.977085]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.982606]  ? addrconf_rs_timer+0x6f0/0x6f0
[  369.987103]  ndisc_alloc_skb+0x144/0x340
[  369.991250]  ndisc_send_rs+0x331/0x6e0
[  369.995309]  addrconf_rs_timer+0x3c0/0x6f0
[  369.999687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.004040]  call_timer_fn+0x272/0x920
[  370.008045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.012369]  ? process_timeout+0x40/0x40
[  370.016508]  ? find_held_lock+0x36/0x1c0
[  370.020668]  ? __run_timers+0x7da/0xc70
[  370.024760]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.029369]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.033956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.038293]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  370.042975]  ? trace_hardirqs_on+0xbd/0x310
[  370.047383]  ? kasan_check_read+0x11/0x20
[  370.051636]  ? __run_timers+0x7da/0xc70
[  370.055761]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.061320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.065672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.069986]  __run_timers+0x7e5/0xc70
[  370.073931]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  370.079420]  ? compat_start_thread+0x80/0x80
[  370.083956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.089643]  ? _raw_spin_unlock_irq+0x60/0x80
[  370.094285]  ? finish_task_switch+0x1f5/0x900
[  370.098913]  ? finish_task_switch+0x1b5/0x900
[  370.103515]  ? __switch_to_asm+0x34/0x70
[  370.107673]  ? preempt_notifier_register+0x200/0x200
[  370.112898]  ? __switch_to_asm+0x34/0x70
[  370.117102]  ? __switch_to_asm+0x40/0x70
[  370.121260]  ? __switch_to_asm+0x34/0x70
[  370.125469]  ? __switch_to_asm+0x40/0x70
[  370.129607]  ? __switch_to_asm+0x34/0x70
[  370.133729]  ? __switch_to_asm+0x40/0x70
[  370.137869]  ? __switch_to_asm+0x40/0x70
[  370.142014]  ? pvclock_read_flags+0x160/0x160
[  370.146605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.152210]  ? check_preemption_disabled+0x48/0x200
[  370.157334]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.162761]  ? rcu_pm_notify+0xc0/0xc0
[  370.166754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.172387]  ? check_preemption_disabled+0x48/0x200
[  370.177518]  run_timer_softirq+0x52/0xb0
[  370.181669]  ? rcu_read_lock_sched_held+0x108/0x120
[  370.186801]  __do_softirq+0x30b/0xad8
[  370.190711]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.195906]  ? trace_hardirqs_off_caller+0x300/0x300
[  370.201084]  ? retint_kernel+0x1b/0x2d
[  370.205195]  ? schedule+0x108/0x460
[  370.208933]  ? __schedule+0x1ed0/0x1ed0
[  370.213010]  ? trace_hardirqs_off+0xb8/0x300
[  370.217519]  ? ___might_sleep+0x1ed/0x300
[  370.221746]  ? smpboot_thread_fn+0x68b/0xa00
[  370.226228]  ? trace_hardirqs_on+0x310/0x310
[  370.230731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.236371]  ? check_preemption_disabled+0x48/0x200
[  370.241468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.247131]  ? takeover_tasklets+0xa90/0xa90
[  370.251617]  run_ksoftirqd+0x94/0x100
[  370.255473]  smpboot_thread_fn+0x68b/0xa00
[  370.259898]  ? sort_range+0x30/0x30
[  370.263593]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.268755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.274361]  ? __kthread_parkme+0xfb/0x1a0
[  370.278663]  kthread+0x35a/0x420
[  370.282075]  ? sort_range+0x30/0x30
[  370.285750]  ? kthread_bind+0x40/0x40
[  370.289607]  ret_from_fork+0x3a/0x50
[  370.293386] warn_alloc_show_mem: 1 callbacks suppressed
[  370.293401] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  370.293404] Mem-Info:
[  370.293442] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  370.293442]  active_file:18 inactive_file:31 isolated_file:0
[  370.293442]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.293442]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  370.293442]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  370.293442]  free:13670 free_pcp:352 free_cma:0
[  370.298810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.298830] Call Trace:
[  370.306159] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.308577]  <IRQ>
[  370.341762] Node 0 
[  370.351212]  dump_stack+0x1c4/0x2b4
[  370.353817] 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
[  370.381990]  ? dump_stack_print_info.cold.2+0x52/0x52
[  370.384108] lowmem_reserve[]: 0
[  370.386399]  warn_alloc.cold.118+0xb7/0x1bd
[  370.390037]  2815 6318
[  370.415652]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.420856]  6318
[  370.424181]  ? lock_downgrade+0x900/0x900
[  370.431057]  ? trace_hardirqs_off+0xb8/0x300
[  370.435912] Node 0 
[  370.438035]  ? trace_hardirqs_off+0xb8/0x300
[  370.442194] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.446690]  __alloc_pages_slowpath+0x2667/0x2d80
[  370.448869] lowmem_reserve[]:
[  370.453374]  ? warn_alloc+0x120/0x120
[  370.480054]  0 0
[  370.485039]  ? warn_alloc+0x120/0x120
[  370.488111]  3503 3503
[  370.491987]  ? print_usage_bug+0xc0/0xc0
[  370.497796]  ? warn_alloc+0x120/0x120
[  370.500268] Node 0 
[  370.504413]  ? print_usage_bug+0xc0/0xc0
[  370.508216] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  370.510467]  ? __lock_acquire+0x7ec/0x4ec0
[  370.514599] lowmem_reserve[]: 0
[  370.543585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.547782]  0 0
[  370.551140]  ? should_fail+0x22d/0xd01
[  370.556650]  0
[  370.558750]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.562609] Node 0 
[  370.564453]  ? __lock_acquire+0x7ec/0x4ec0
[  370.569556] DMA: 
[  370.571879]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.576050] 1*4kB 
[  370.578158]  ? __lock_acquire+0x7ec/0x4ec0
[  370.583233] (U) 0*8kB 
[  370.585461]  ? should_fail+0x22d/0xd01
[  370.589663] 0*16kB 
[  370.592247]  ? mark_held_locks+0x130/0x130
[  370.596056] 1*32kB (U) 
[  370.598396]  ? mark_held_locks+0x130/0x130
[  370.602561] 2*64kB (U) 
[  370.605209]  ? try_to_wake_up+0x10a/0x12f0
[  370.609409] 1*128kB (U) 
[  370.612053]  ? graph_lock+0x170/0x170
[  370.616296] 1*256kB 
[  370.619034]  ? print_usage_bug+0xc0/0xc0
[  370.622792] (U) 
[  370.625167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.629203] 0*512kB 
[  370.631225]  ? check_preemption_disabled+0x48/0x200
[  370.636759] 1*1024kB 
[  370.639117]  ? check_preemption_disabled+0x48/0x200
[  370.644134] (U) 
[  370.646611]  ? __lock_is_held+0xb5/0x140
[  370.651604] 1*2048kB 
[  370.653643]  __alloc_pages_nodemask+0xa80/0xde0
[  370.659485] (M) 
[  370.661951]  ? graph_lock+0x170/0x170
[  370.666584] 3*4096kB 
[  370.668641]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  370.672385] (M) = 15908kB
[  370.674866]  ? graph_lock+0x170/0x170
[  370.679899] Node 0 DMA32: 
[  370.682750]  ? find_held_lock+0x36/0x1c0
[  370.686520] 4*4kB 
[  370.689445]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.693443] (UM) 1*8kB 
[  370.695689]  ? lock_downgrade+0x900/0x900
[  370.700303] (M) 3*16kB 
[  370.702992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.707077] (M) 
[  370.709726]  cache_grow_begin+0x91/0x8c0
[  370.715247] 3*32kB (M) 
[  370.717347]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.721338] 1*64kB 
[  370.723978]  fallback_alloc+0x203/0x2e0
[  370.728409] (M) 
[  370.730723]  ____cache_alloc_node+0x1c7/0x1e0
[  370.734647] 3*128kB (UM) 
[  370.736701]  kmem_cache_alloc_node+0xe3/0x730
[  370.741150] 3*256kB (UM) 
[  370.744007]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.748473] 4*512kB 
[  370.751289]  __alloc_skb+0x119/0x770
[  370.755490] (UM) 
[  370.757869]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.761537] 3*1024kB (M) 
[  370.763662]  ? skb_scrub_packet+0x490/0x490
[  370.768932] 3*2048kB (M) 
[  370.771789]  ? lock_downgrade+0x900/0x900
[  370.776047] 3*4096kB (M) 
[  370.778893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.783012] = 24936kB
[  370.785818]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.791369] Node 0 
[  370.793870]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.799389] Normal: 1267*4kB 
[  370.801734]  ? addrconf_rs_timer+0x6f0/0x6f0
[  370.807173] (UMEH) 430*8kB 
[  370.810418]  ndisc_alloc_skb+0x144/0x340
[  370.814784] (UMEH) 212*16kB 
[  370.817859]  ndisc_send_rs+0x331/0x6e0
[  370.821935] (UMEH) 
[  370.824997]  addrconf_rs_timer+0x3c0/0x6f0
[  370.828875] 35*32kB 
[  370.831159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.835359] (MH) 9*64kB 
[  370.837783]  call_timer_fn+0x272/0x920
[  370.841980] (MH) 1*128kB 
[  370.844737]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.848610] (H) 
[  370.851443]  ? process_timeout+0x40/0x40
[  370.855646] 1*256kB 
[  370.857663]  ? find_held_lock+0x36/0x1c0
[  370.861695] (H) 0*512kB 
[  370.864094]  ? __run_timers+0x7da/0xc70
[  370.868113] 0*1024kB 0*2048kB 
[  370.870871]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.874797] 0*4096kB = 13980kB
[  370.878055]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.882558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  370.885799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.885847]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  370.890384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  370.890402] 4516 total pagecache pages
[  370.899376]  ? trace_hardirqs_on+0xbd/0x310
[  370.903594] 0 pages in swap cache
[  370.908225]  ? kasan_check_read+0x11/0x20
[  370.908278]  ? __run_timers+0x7da/0xc70
[  370.916939] Swap cache stats: add 0, delete 0, find 0/0
[  370.916971] Free swap  = 0kB
[  370.921087]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.925415] Total swap = 0kB
[  370.925449] 1965979 pages RAM
[  370.928956]  ? work_on_cpu_safe+0x90/0x90
[  370.933049] 0 pages HighMem/MovableOnly
[  370.933060] 343324 pages reserved
[  370.937114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.942459] 0 pages cma reserved
[  370.942801] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.945553]  __run_timers+0x7e5/0xc70
[  370.951438] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.954100]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  370.957172] ksoftirqd/0 cpuset=
[  370.961383]  ? check_preemption_disabled+0x48/0x200
[  370.961416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.965397] /
[  370.968946]  ? rcu_irq_exit+0xce/0x100
[  370.973130]  mems_allowed=0
[  371.026071]  ? irq_exit+0xbd/0x1c0
[  371.029665]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  371.034804]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.039683]  ? retint_kernel+0x2d/0x2d
[  371.043657]  ? trace_hardirqs_on_caller+0xc0/0x300
[  371.048690]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.053557]  ? trace_hardirqs_off_caller+0x300/0x300
[  371.058817]  ? graph_lock+0x170/0x170
[  371.062720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.068368]  ? check_preemption_disabled+0x48/0x200
[  371.073558]  ? __lock_is_held+0xb5/0x140
[  371.077731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.083372]  ? check_preemption_disabled+0x48/0x200
[  371.088530]  run_timer_softirq+0x52/0xb0
[  371.092682]  ? rcu_read_lock_sched_held+0x108/0x120
[  371.097801]  __do_softirq+0x30b/0xad8
[  371.101715]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  371.107008]  ? pvclock_read_flags+0x160/0x160
[  371.111563]  ? lapic_next_event+0x5a/0x90
[  371.115803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.122550]  ? check_preemption_disabled+0x48/0x200
[  371.127653]  ? check_preemption_disabled+0x48/0x200
[  371.132980]  ? kvm_clock_read+0x18/0x30
[  371.137031]  ? kvm_sched_clock_read+0x9/0x20
[  371.141492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.147160]  ? check_preemption_disabled+0x48/0x200
[  371.152352]  irq_exit+0x17f/0x1c0
[  371.155864]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.160802]  ? smp_reschedule_interrupt+0x109/0x650
[  371.165976]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.172059]  ? interrupt_entry+0xb5/0xf0
[  371.176273]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.181471]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.186591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.191499]  ? trace_hardirqs_off+0x300/0x300
[  371.196070]  ? trace_hardirqs_off+0x300/0x300
[  371.200643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.206307]  ? check_preemption_disabled+0x48/0x200
[  371.211420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.217053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.222045]  apic_timer_interrupt+0xf/0x20
[  371.226348]  </IRQ>
[  371.228676] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  371.233667] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  371.252702] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  371.260552] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.267956] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  371.275338] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  371.282723] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  371.290075] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  371.297517]  skb_clone+0x1bb/0x500
[  371.301132]  ? skb_split+0x11e0/0x11e0
[  371.305067]  ? preempt_notifier_register+0x200/0x200
[  371.310293]  ? __switch_to_asm+0x34/0x70
[  371.314427]  ? __switch_to_asm+0x34/0x70
[  371.318531]  ? __switch_to_asm+0x40/0x70
[  371.322667]  ? __switch_to_asm+0x34/0x70
[  371.326797]  ? __switch_to_asm+0x40/0x70
[  371.330937]  ? __switch_to_asm+0x40/0x70
[  371.335040]  ? __switch_to_asm+0x34/0x70
[  371.339181]  ? __switch_to_asm+0x34/0x70
[  371.343299]  ? __switch_to_asm+0x40/0x70
[  371.347393]  ? __switch_to_asm+0x34/0x70
[  371.351550]  bpf_clone_redirect+0xb9/0x490
[  371.355897]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  371.361025]  ? __sched_text_start+0x8/0x8
[  371.365230]  ? retint_kernel+0x2d/0x2d
[  371.369223]  ? find_held_lock+0x36/0x1c0
[  371.373352]  ? lock_acquire+0x1ed/0x520
[  371.377431]  ? bpf_test_run+0x32e/0x5a0
[  371.381470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.387060]  ? check_preemption_disabled+0x48/0x200
[  371.392119]  ? kasan_check_read+0x11/0x20
[  371.396356]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.401720]  ? rcu_bh_qs+0xc0/0xc0
[  371.405314]  ? preempt_schedule+0x4d/0x60
[  371.409510]  ? ___preempt_schedule+0x16/0x18
[  371.414019]  ? bpf_test_run+0x1c0/0x5a0
[  371.418050]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.422526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.428159]  ? bpf_test_init.isra.9+0x70/0x100
[  371.432812]  ? bpf_prog_test_run_skb+0x634/0xb40
[  371.437690]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  371.442608]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.448265]  ? fput+0x130/0x1a0
[  371.451611]  ? __bpf_prog_get+0x9b/0x290
[  371.455758]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  371.460671]  ? bpf_prog_test_run+0x130/0x1a0
[  371.465158]  ? __x64_sys_bpf+0x3d8/0x510
[  371.469284]  ? bpf_prog_get+0x20/0x20
[  371.473154]  ? do_syscall_64+0x1b9/0x820
[  371.477299]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.482756]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.487793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.492735]  ? trace_hardirqs_off+0x300/0x300
[  371.497344]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.502452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.508063]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.513131]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.518048]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.523528] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  371.523765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.530365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.530376] Call Trace:
[  371.530441]  dump_stack+0x1c4/0x2b4
[  371.530457]  ? dump_stack_print_info.cold.2+0x52/0x52
[  371.530495]  warn_alloc.cold.118+0xb7/0x1bd
[  371.530510]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.530535]  ? lock_downgrade+0x900/0x900
[  371.530570]  ? trace_hardirqs_off+0xb8/0x300
[  371.537282] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.546628]  ? trace_hardirqs_off+0xb8/0x300
[  371.549175] syz-executor1 cpuset=
[  371.552861]  __alloc_pages_slowpath+0x2667/0x2d80
[  371.558051] syz1
[  371.562474]  ? warn_alloc+0x120/0x120
[  371.567344]  mems_allowed=0
[  371.608140]  ? warn_alloc+0x120/0x120
[  371.612009]  ? print_usage_bug+0xc0/0xc0
[  371.616116]  ? warn_alloc+0x120/0x120
[  371.619994]  ? print_usage_bug+0xc0/0xc0
[  371.624098]  ? __lock_acquire+0x7ec/0x4ec0
[  371.628408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.634047]  ? should_fail+0x22d/0xd01
[  371.637982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.643145]  ? __lock_acquire+0x7ec/0x4ec0
[  371.647563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.652761]  ? __lock_acquire+0x7ec/0x4ec0
[  371.657054]  ? should_fail+0x22d/0xd01
[  371.661009]  ? print_usage_bug+0xc0/0xc0
[  371.665143]  ? mark_held_locks+0x130/0x130
[  371.669405]  ? mark_held_locks+0x130/0x130
[  371.673680]  ? graph_lock+0x170/0x170
[  371.677533]  ? print_usage_bug+0xc0/0xc0
[  371.681646]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.686423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.691972]  ? check_preemption_disabled+0x48/0x200
[  371.696993]  ? check_preemption_disabled+0x48/0x200
[  371.702049]  ? __lock_is_held+0xb5/0x140
[  371.706132]  __alloc_pages_nodemask+0xa80/0xde0
[  371.710845]  ? graph_lock+0x170/0x170
[  371.714663]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  371.719684]  ? graph_lock+0x170/0x170
[  371.723514]  ? find_held_lock+0x36/0x1c0
[  371.727598]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.732278]  ? lock_downgrade+0x900/0x900
[  371.736438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.741990]  cache_grow_begin+0x91/0x8c0
[  371.746055]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.750484]  fallback_alloc+0x203/0x2e0
[  371.754514]  ____cache_alloc_node+0x1c7/0x1e0
[  371.759078]  kmem_cache_alloc_node+0xe3/0x730
[  371.763669]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.767981]  __alloc_skb+0x119/0x770
[  371.771809]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.777213]  ? skb_scrub_packet+0x490/0x490
[  371.781614]  ? lock_downgrade+0x900/0x900
[  371.785854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.791461]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.797046]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.802589]  ? addrconf_rs_timer+0x6f0/0x6f0
[  371.807118]  ndisc_alloc_skb+0x144/0x340
[  371.811287]  ndisc_send_rs+0x331/0x6e0
[  371.815274]  addrconf_rs_timer+0x3c0/0x6f0
[  371.819596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.823937]  call_timer_fn+0x272/0x920
[  371.827911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.832242]  ? process_timeout+0x40/0x40
[  371.836376]  ? find_held_lock+0x36/0x1c0
[  371.840514]  ? __run_timers+0x7da/0xc70
[  371.844568]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.849136]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.853705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.858008]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  371.862646]  ? trace_hardirqs_on+0xbd/0x310
[  371.867041]  ? kasan_check_read+0x11/0x20
[  371.871279]  ? __run_timers+0x7da/0xc70
[  371.875331]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.880875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.885185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.889506]  __run_timers+0x7e5/0xc70
[  371.893393]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  371.898810]  ? compat_start_thread+0x80/0x80
[  371.903287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.908892]  ? _raw_spin_unlock_irq+0x60/0x80
[  371.913449]  ? finish_task_switch+0x1f5/0x900
[  371.918023]  ? finish_task_switch+0x1b5/0x900
[  371.922593]  ? __switch_to_asm+0x34/0x70
[  371.926743]  ? preempt_notifier_register+0x200/0x200
[  371.931947]  ? __switch_to_asm+0x34/0x70
[  371.936081]  ? __switch_to_asm+0x40/0x70
[  371.940212]  ? __switch_to_asm+0x34/0x70
[  371.944363]  ? __switch_to_asm+0x40/0x70
[  371.948511]  ? __switch_to_asm+0x34/0x70
[  371.952659]  ? __switch_to_asm+0x40/0x70
[  371.956804]  ? __switch_to_asm+0x40/0x70
[  371.960953]  ? pvclock_read_flags+0x160/0x160
[  371.965566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.971189]  ? check_preemption_disabled+0x48/0x200
[  371.976336]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.981704]  ? rcu_pm_notify+0xc0/0xc0
[  371.985699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.991335]  ? check_preemption_disabled+0x48/0x200
[  371.996511]  run_timer_softirq+0x52/0xb0
[  372.000661]  ? rcu_read_lock_sched_held+0x108/0x120
[  372.005779]  __do_softirq+0x30b/0xad8
[  372.009679]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.014868]  ? trace_hardirqs_off_caller+0x300/0x300
[  372.020031]  ? retint_kernel+0x1b/0x2d
[  372.024022]  ? schedule+0x108/0x460
[  372.027725]  ? __schedule+0x1ed0/0x1ed0
[  372.031779]  ? trace_hardirqs_off+0xb8/0x300
[  372.036255]  ? ___might_sleep+0x1ed/0x300
[  372.040494]  ? smpboot_thread_fn+0x68b/0xa00
[  372.045003]  ? trace_hardirqs_on+0x310/0x310
[  372.049499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.055125]  ? check_preemption_disabled+0x48/0x200
[  372.060237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.065852]  ? takeover_tasklets+0xa90/0xa90
[  372.070356]  run_ksoftirqd+0x94/0x100
[  372.074223]  smpboot_thread_fn+0x68b/0xa00
[  372.078524]  ? sort_range+0x30/0x30
[  372.082190]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.087355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.092993]  ? __kthread_parkme+0xfb/0x1a0
[  372.097295]  kthread+0x35a/0x420
[  372.100739]  ? sort_range+0x30/0x30
[  372.104415]  ? kthread_bind+0x40/0x40
[  372.108286]  ret_from_fork+0x3a/0x50
[  372.112054] warn_alloc_show_mem: 1 callbacks suppressed
[  372.112067] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  372.112069] Mem-Info:
[  372.112106] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  372.112106]  active_file:18 inactive_file:31 isolated_file:0
[  372.112106]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.112106]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  372.112106]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  372.112106]  free:13670 free_pcp:352 free_cma:0
[  372.117475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.117483] Call Trace:
[  372.117501]  <IRQ>
[  372.124829] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.127272]  dump_stack+0x1c4/0x2b4
[  372.160372] Node 0 
[  372.169790]  ? dump_stack_print_info.cold.2+0x52/0x52
[  372.172378] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.174538]  warn_alloc.cold.118+0xb7/0x1bd
[  372.202451] lowmem_reserve[]: 0
[  372.206159]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.208357]  2815 6318
[  372.213614]  ? lock_downgrade+0x900/0x900
[  372.239128]  6318
[  372.243507]  ? trace_hardirqs_off+0xb8/0x300
[  372.246777] Node 0 
[  372.251681]  ? trace_hardirqs_off+0xb8/0x300
[  372.254184] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.258342]  __alloc_pages_slowpath+0x2667/0x2d80
[  372.260377] lowmem_reserve[]:
[  372.264860]  ? warn_alloc+0x120/0x120
[  372.267041]  0
[  372.271488]  ? warn_alloc+0x120/0x120
[  372.298213]  0 3503
[  372.303119]  ? print_usage_bug+0xc0/0xc0
[  372.306210]  3503
[  372.310063]  ? warn_alloc+0x120/0x120
[  372.315696]  ? print_usage_bug+0xc0/0xc0
[  372.317897] Node 0 
[  372.322007]  ? __lock_acquire+0x7ec/0x4ec0
[  372.324067] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  372.327935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.331979] lowmem_reserve[]: 0
[  372.334268]  ? should_fail+0x22d/0xd01
[  372.338501]  0 0
[  372.367205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.372740]  0
[  372.376047]  ? __lock_acquire+0x7ec/0x4ec0
[  372.381928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.387045] Node 0 
[  372.388904]  ? __lock_acquire+0x7ec/0x4ec0
[  372.393108] DMA: 1*4kB 
[  372.398283]  ? should_fail+0x22d/0xd01
[  372.400499] (U) 
[  372.404774]  ? mark_held_locks+0x130/0x130
[  372.407360] 0*8kB 
[  372.411306]  ? mark_held_locks+0x130/0x130
[  372.413246] 0*16kB 
[  372.417525]  ? graph_lock+0x170/0x170
[  372.419661] 1*32kB 
[  372.423928]  ? graph_lock+0x170/0x170
[  372.426145] (U) 
[  372.429975]  ? graph_lock+0x170/0x170
[  372.432191] 2*64kB 
[  372.436027]  ? print_usage_bug+0xc0/0xc0
[  372.437995] (U) 
[  372.441848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.444053] 1*128kB 
[  372.448143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.450095] (U) 
[  372.455665]  ? check_preemption_disabled+0x48/0x200
[  372.457973] 1*256kB 
[  372.463640]  ? check_preemption_disabled+0x48/0x200
[  372.463677]  ? __lock_is_held+0xb5/0x140
[  372.465650] (U) 
[  372.470701]  __alloc_pages_nodemask+0xa80/0xde0
[  372.473029] 0*512kB 
[  372.478082]  ? graph_lock+0x170/0x170
[  372.482129] 1*1024kB (U) 
[  372.484143]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  372.488838] 1*2048kB (M) 
[  372.491197]  ? graph_lock+0x170/0x170
[  372.494982] 3*4096kB (M) 
[  372.497783]  ? find_held_lock+0x36/0x1c0
[  372.502777] = 15908kB
[  372.502790] Node 0 
[  372.505583]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.509376] DMA32: 
[  372.512158]  ? lock_downgrade+0x900/0x900
[  372.516217] 4*4kB 
[  372.518662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.520867] (UM) 
[  372.525606]  cache_grow_begin+0x91/0x8c0
[  372.527810] 1*8kB 
[  372.532006]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.534126] (M) 
[  372.539702]  fallback_alloc+0x203/0x2e0
[  372.541741] 3*16kB 
[  372.545951]  ____cache_alloc_node+0x1c7/0x1e0
[  372.548097] (M) 
[  372.552544]  kmem_cache_alloc_node+0xe3/0x730
[  372.554490] 3*32kB 
[  372.558877]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.561087] (M) 1*64kB 
[  372.565633]  __alloc_skb+0x119/0x770
[  372.567587] (M) 
[  372.572128]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  372.574335] 3*128kB 
[  372.578618]  ? skb_scrub_packet+0x490/0x490
[  372.581210] (UM) 
[  372.584980]  ? lock_downgrade+0x900/0x900
[  372.586905] 3*256kB 
[  372.592231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.594527] (UM) 
[  372.598928]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.600947] 4*512kB 
[  372.605132]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.607422] (UM) 
[  372.613044]  ? addrconf_rs_timer+0x6f0/0x6f0
[  372.615079] 3*1024kB 
[  372.620593]  ndisc_alloc_skb+0x144/0x340
[  372.622890] (M) 
[  372.628416]  ndisc_send_rs+0x331/0x6e0
[  372.630452] 3*2048kB 
[  372.634941]  addrconf_rs_timer+0x3c0/0x6f0
[  372.637323] (M) 
[  372.641448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.643384] 3*4096kB 
[  372.647320]  call_timer_fn+0x272/0x920
[  372.649715] (M) 
[  372.653983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.655932] = 24936kB
[  372.660220]  ? process_timeout+0x40/0x40
[  372.662598] Node 0 
[  372.666515]  ? find_held_lock+0x36/0x1c0
[  372.666551]  ? __run_timers+0x7da/0xc70
[  372.668517] Normal: 
[  372.672815]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.675186] 1267*4kB 
[  372.679291]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.681502] (UMEH) 
[  372.685606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.689579] 430*8kB 
[  372.691935]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  372.696406] (UMEH) 212*16kB 
[  372.698879]  ? trace_hardirqs_on+0xbd/0x310
[  372.703410] (UMEH) 
[  372.705668]  ? kasan_check_read+0x11/0x20
[  372.709887] 35*32kB (MH) 
[  372.712252]  ? __run_timers+0x7da/0xc70
[  372.716808] 9*64kB (MH) 
[  372.719892]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.724199] 1*128kB (H) 
[  372.726485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.730633] 1*256kB 
[  372.733424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.737435] (H) 
[  372.740138]  __run_timers+0x7e5/0xc70
[  372.745583] 0*512kB 
[  372.748291]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.752511] 0*1024kB 
[  372.754882]  ? check_preemption_disabled+0x48/0x200
[  372.754910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.759154] 0*2048kB 
[  372.761164]  ? rcu_irq_exit+0xce/0x100
[  372.764943] 0*4096kB 
[  372.767297]  ? irq_exit+0xbd/0x1c0
[  372.772668] = 13980kB
[  372.772690] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  372.775117]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  372.780169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  372.780185] 4516 total pagecache pages
[  372.785801]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.788196] 0 pages in swap cache
[  372.792129]  ? retint_kernel+0x2d/0x2d
[  372.794520] Swap cache stats: add 0, delete 0, find 0/0
[  372.794530] Free swap  = 0kB
[  372.798128]  ? trace_hardirqs_on_caller+0xc0/0x300
[  372.800509] Total swap = 0kB
[  372.800523] 1965979 pages RAM
[  372.809393]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.814403] 0 pages HighMem/MovableOnly
[  372.814418] 343324 pages reserved
[  372.823077]  ? trace_hardirqs_off_caller+0x300/0x300
[  372.826942] 0 pages cma reserved
[  372.827067] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.831755]  ? graph_lock+0x170/0x170
[  372.831776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.831789]  ? check_preemption_disabled+0x48/0x200
[  372.831819]  ? __lock_is_held+0xb5/0x140
[  372.835441] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.839238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.844603] ksoftirqd/0 cpuset=
[  372.847646]  ? check_preemption_disabled+0x48/0x200
[  372.852575] /
[  372.855623]  run_timer_softirq+0x52/0xb0
[  372.858717]  mems_allowed=0
[  372.863515]  ? rcu_read_lock_sched_held+0x108/0x120
[  372.942470]  __do_softirq+0x30b/0xad8
[  372.946325]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.951525]  ? pvclock_read_flags+0x160/0x160
[  372.956072]  ? lapic_next_event+0x5a/0x90
[  372.960294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.965891]  ? check_preemption_disabled+0x48/0x200
[  372.970958]  ? check_preemption_disabled+0x48/0x200
[  372.976064]  ? kvm_clock_read+0x18/0x30
[  372.980081]  ? kvm_sched_clock_read+0x9/0x20
[  372.984571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.990170]  ? check_preemption_disabled+0x48/0x200
[  372.995254]  irq_exit+0x17f/0x1c0
[  372.998784]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.003687]  ? smp_reschedule_interrupt+0x109/0x650
[  373.008795]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.015301]  ? interrupt_entry+0xb5/0xf0
[  373.019431]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.024526]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.029619]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.034533]  ? trace_hardirqs_off+0x300/0x300
[  373.039075]  ? trace_hardirqs_off+0x300/0x300
[  373.043629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.049242]  ? check_preemption_disabled+0x48/0x200
[  373.054334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.059965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.064884]  apic_timer_interrupt+0xf/0x20
[  373.069164]  </IRQ>
[  373.071438] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  373.076443] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  373.095414] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  373.103252] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  373.110603] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  373.118740] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  373.126069] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  373.133403] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  373.140844]  skb_clone+0x1bb/0x500
[  373.144459]  ? skb_split+0x11e0/0x11e0
[  373.148410]  ? preempt_notifier_register+0x200/0x200
[  373.153613]  ? __switch_to_asm+0x34/0x70
[  373.157745]  ? __switch_to_asm+0x34/0x70
[  373.161929]  ? __switch_to_asm+0x40/0x70
[  373.166031]  ? __switch_to_asm+0x34/0x70
[  373.170144]  ? __switch_to_asm+0x40/0x70
[  373.174303]  ? __switch_to_asm+0x40/0x70
[  373.178406]  ? __switch_to_asm+0x34/0x70
[  373.182493]  ? __switch_to_asm+0x34/0x70
[  373.186566]  ? __switch_to_asm+0x40/0x70
[  373.190742]  ? __switch_to_asm+0x34/0x70
[  373.194895]  bpf_clone_redirect+0xb9/0x490
[  373.199184]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  373.204296]  ? __sched_text_start+0x8/0x8
[  373.208503]  ? retint_kernel+0x2d/0x2d
[  373.212444]  ? find_held_lock+0x36/0x1c0
[  373.216578]  ? lock_acquire+0x1ed/0x520
[  373.220608]  ? bpf_test_run+0x32e/0x5a0
[  373.224637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.230271]  ? check_preemption_disabled+0x48/0x200
[  373.235389]  ? kasan_check_read+0x11/0x20
[  373.239607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.244975]  ? rcu_bh_qs+0xc0/0xc0
[  373.248567]  ? preempt_schedule+0x4d/0x60
[  373.252768]  ? ___preempt_schedule+0x16/0x18
[  373.257263]  ? bpf_test_run+0x1c0/0x5a0
[  373.261306]  ? netlink_diag_dump+0x2a0/0x2a0
[  373.265798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.271438]  ? bpf_test_init.isra.9+0x70/0x100
[  373.276073]  ? bpf_prog_test_run_skb+0x634/0xb40
[  373.280891]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.285793]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.291417]  ? fput+0x130/0x1a0
[  373.294743]  ? __bpf_prog_get+0x9b/0x290
[  373.298867]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.303796]  ? bpf_prog_test_run+0x130/0x1a0
[  373.308297]  ? __x64_sys_bpf+0x3d8/0x510
[  373.312415]  ? bpf_prog_get+0x20/0x20
[  373.316316]  ? do_syscall_64+0x1b9/0x820
[  373.320492]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  373.325987]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.331024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.335965]  ? trace_hardirqs_off+0x300/0x300
[  373.340565]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.345705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.351385]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.356503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.361467]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  373.366961] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  373.367135] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.373809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.373821] Call Trace:
[  373.373921]  dump_stack+0x1c4/0x2b4
[  373.373936]  ? dump_stack_print_info.cold.2+0x52/0x52
[  373.373971]  warn_alloc.cold.118+0xb7/0x1bd
[  373.373990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.374016]  ? lock_downgrade+0x900/0x900
[  373.374046]  ? trace_hardirqs_off+0xb8/0x300
[  373.374065]  ? trace_hardirqs_off+0xb8/0x300
[  373.380939] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.390121]  __alloc_pages_slowpath+0x2667/0x2d80
[  373.392667] syz-executor1 cpuset=
[  373.396385]  ? warn_alloc+0x120/0x120
[  373.401545] syz1
[  373.405941]  ? warn_alloc+0x120/0x120
[  373.410777]  mems_allowed=0
[  373.455258]  ? print_usage_bug+0xc0/0xc0
[  373.459385]  ? warn_alloc+0x120/0x120
[  373.463241]  ? print_usage_bug+0xc0/0xc0
[  373.467371]  ? __lock_acquire+0x7ec/0x4ec0
[  373.471675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.477348]  ? should_fail+0x22d/0xd01
[  373.481313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.486494]  ? __lock_acquire+0x7ec/0x4ec0
[  373.490833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.496039]  ? __lock_acquire+0x7ec/0x4ec0
[  373.500329]  ? should_fail+0x22d/0xd01
[  373.504342]  ? mark_held_locks+0x130/0x130
[  373.508682]  ? mark_held_locks+0x130/0x130
[  373.512991]  ? graph_lock+0x170/0x170
[  373.516852]  ? graph_lock+0x170/0x170
[  373.520718]  ? graph_lock+0x170/0x170
[  373.524605]  ? print_usage_bug+0xc0/0xc0
[  373.528722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.534402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.540024]  ? check_preemption_disabled+0x48/0x200
[  373.545081]  ? check_preemption_disabled+0x48/0x200
[  373.550189]  ? __lock_is_held+0xb5/0x140
[  373.554323]  __alloc_pages_nodemask+0xa80/0xde0
[  373.559062]  ? graph_lock+0x170/0x170
[  373.562905]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  373.567990]  ? graph_lock+0x170/0x170
[  373.571861]  ? find_held_lock+0x36/0x1c0
[  373.575998]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.580762]  ? lock_downgrade+0x900/0x900
[  373.584995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.590681]  cache_grow_begin+0x91/0x8c0
[  373.594835]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.599319]  fallback_alloc+0x203/0x2e0
[  373.603366]  ____cache_alloc_node+0x1c7/0x1e0
[  373.607954]  kmem_cache_alloc_node+0xe3/0x730
[  373.612728]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.617049]  __alloc_skb+0x119/0x770
[  373.620893]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.626299]  ? skb_scrub_packet+0x490/0x490
[  373.630723]  ? lock_downgrade+0x900/0x900
[  373.634938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.640569]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.646108]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.651637]  ? addrconf_rs_timer+0x6f0/0x6f0
[  373.656123]  ndisc_alloc_skb+0x144/0x340
[  373.660296]  ndisc_send_rs+0x331/0x6e0
[  373.664260]  addrconf_rs_timer+0x3c0/0x6f0
[  373.669449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.673775]  call_timer_fn+0x272/0x920
[  373.677715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.682049]  ? process_timeout+0x40/0x40
[  373.686162]  ? find_held_lock+0x36/0x1c0
[  373.690312]  ? __run_timers+0x7da/0xc70
[  373.694367]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.698933]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.703479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.707791]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  373.712449]  ? trace_hardirqs_on+0xbd/0x310
[  373.716838]  ? kasan_check_read+0x11/0x20
[  373.721049]  ? __run_timers+0x7da/0xc70
[  373.725062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.730614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.734923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.739257]  __run_timers+0x7e5/0xc70
[  373.743114]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.748528]  ? compat_start_thread+0x80/0x80
[  373.753033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.758680]  ? _raw_spin_unlock_irq+0x60/0x80
[  373.763257]  ? finish_task_switch+0x1f5/0x900
[  373.767805]  ? finish_task_switch+0x1b5/0x900
[  373.772397]  ? __switch_to_asm+0x34/0x70
[  373.776515]  ? preempt_notifier_register+0x200/0x200
[  373.781703]  ? __switch_to_asm+0x34/0x70
[  373.785834]  ? __switch_to_asm+0x40/0x70
[  373.789933]  ? __switch_to_asm+0x34/0x70
[  373.794043]  ? __switch_to_asm+0x40/0x70
[  373.798203]  ? __switch_to_asm+0x34/0x70
[  373.802316]  ? __switch_to_asm+0x40/0x70
[  373.806463]  ? __switch_to_asm+0x40/0x70
[  373.810597]  ? pvclock_read_flags+0x160/0x160
[  373.815137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.820759]  ? check_preemption_disabled+0x48/0x200
[  373.825897]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.831249]  ? rcu_pm_notify+0xc0/0xc0
[  373.835215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.840896]  ? check_preemption_disabled+0x48/0x200
[  373.846057]  run_timer_softirq+0x52/0xb0
[  373.850162]  ? rcu_read_lock_sched_held+0x108/0x120
[  373.855269]  __do_softirq+0x30b/0xad8
[  373.859140]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  373.864330]  ? trace_hardirqs_off_caller+0x300/0x300
[  373.869504]  ? retint_kernel+0x1b/0x2d
[  373.873464]  ? schedule+0x108/0x460
[  373.877136]  ? __schedule+0x1ed0/0x1ed0
[  373.881192]  ? trace_hardirqs_off+0xb8/0x300
[  373.885674]  ? ___might_sleep+0x1ed/0x300
[  373.889866]  ? smpboot_thread_fn+0x68b/0xa00
[  373.894331]  ? trace_hardirqs_on+0x310/0x310
[  373.898811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.904463]  ? check_preemption_disabled+0x48/0x200
[  373.909565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.915210]  ? takeover_tasklets+0xa90/0xa90
[  373.919680]  run_ksoftirqd+0x94/0x100
[  373.923521]  smpboot_thread_fn+0x68b/0xa00
[  373.927850]  ? sort_range+0x30/0x30
[  373.931518]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.936723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.942368]  ? __kthread_parkme+0xfb/0x1a0
[  373.946662]  kthread+0x35a/0x420
[  373.950057]  ? sort_range+0x30/0x30
[  373.953722]  ? kthread_bind+0x40/0x40
[  373.957580]  ret_from_fork+0x3a/0x50
[  373.961371] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  373.961376] warn_alloc_show_mem: 1 callbacks suppressed
[  373.961390] Mem-Info:
[  373.968739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.968770] Call Trace:
[  373.974217] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  373.974217]  active_file:18 inactive_file:31 isolated_file:0
[  373.974217]  unevictable:0 dirty:0 writeback:0 unstable:0
[  373.974217]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  373.974217]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  373.974217]  free:13670 free_pcp:352 free_cma:0
[  373.976621]  <IRQ>
[  373.986093] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  373.988704]  dump_stack+0x1c4/0x2b4
[  374.022307] Node 0 
[  374.024522]  ? dump_stack_print_info.cold.2+0x52/0x52
[  374.052525] 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
[  374.052555] lowmem_reserve[]:
[  374.056268]  warn_alloc.cold.118+0xb7/0x1bd
[  374.058436]  0 2815
[  374.063755]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.089570]  6318 6318
[  374.092810]  ? lock_downgrade+0x900/0x900
[  374.097061] Node 0 
[  374.099403]  ? trace_hardirqs_off+0xb8/0x300
[  374.104245] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.106781]  ? trace_hardirqs_off+0xb8/0x300
[  374.110869] lowmem_reserve[]: 0
[  374.113224]  __alloc_pages_slowpath+0x2667/0x2d80
[  374.117553]  0 3503
[  374.144927]  ? warn_alloc+0x120/0x120
[  374.149313]  3503
[  374.152654]  ? trace_hardirqs_on+0x310/0x310
[  374.157477] Node 0 
[  374.159772]  ? warn_alloc+0x120/0x120
[  374.163604] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  374.165677]  ? print_usage_bug+0xc0/0xc0
[  374.170051] lowmem_reserve[]: 0
[  374.172368]  ? warn_alloc+0x120/0x120
[  374.176097]  0 0
[  374.204956]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.205004]  ? print_usage_bug+0xc0/0xc0
[  374.209062]  0
[  374.212407]  ? __lock_acquire+0x7ec/0x4ec0
[  374.218194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.223236] Node 0 
[  374.227367]  ? should_fail+0x22d/0xd01
[  374.229125] DMA: 
[  374.233424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.238989] 1*4kB 
[  374.241278]  ? __lock_acquire+0x7ec/0x4ec0
[  374.245144] (U) 
[  374.247265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.252335] 0*8kB 0*16kB 
[  374.254540]  ? __lock_acquire+0x7ec/0x4ec0
[  374.258748] 1*32kB (U) 
[  374.260792]  ? should_fail+0x22d/0xd01
[  374.265862] 2*64kB (U) 
[  374.268676]  ? print_usage_bug+0xc0/0xc0
[  374.272888] 1*128kB (U) 
[  374.275543]  ? mark_held_locks+0x130/0x130
[  374.279441] 1*256kB 
[  374.282052]  ? mark_held_locks+0x130/0x130
[  374.286077] (U) 0*512kB 
[  374.288840]  ? graph_lock+0x170/0x170
[  374.293042] 1*1024kB 
[  374.295370]  ? print_usage_bug+0xc0/0xc0
[  374.299583] (U) 
[  374.302274]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.306059] 1*2048kB (M) 
[  374.308531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.312579] 3*4096kB (M) 
[  374.314590]  ? check_preemption_disabled+0x48/0x200
[  374.319309] = 15908kB
[  374.319318] Node 0 
[  374.322075]  ? check_preemption_disabled+0x48/0x200
[  374.327587] DMA32: 4*4kB 
[  374.330422]  ? __lock_is_held+0xb5/0x140
[  374.335409] (UM) 1*8kB 
[  374.337864]  __alloc_pages_nodemask+0xa80/0xde0
[  374.340066] (M) 
[  374.345102]  ? graph_lock+0x170/0x170
[  374.347828] 3*16kB (M) 
[  374.351924]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  374.354480] 3*32kB 
[  374.359179]  ? graph_lock+0x170/0x170
[  374.361128] (M) 
[  374.364957]  ? find_held_lock+0x36/0x1c0
[  374.367506] 1*64kB 
[  374.372555]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.374754] (M) 
[  374.378572]  ? lock_downgrade+0x900/0x900
[  374.380523] 3*128kB 
[  374.384610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.386817] (UM) 
[  374.391554]  cache_grow_begin+0x91/0x8c0
[  374.393473] 3*256kB 
[  374.397652]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.399938] (UM) 
[  374.405513]  fallback_alloc+0x203/0x2e0
[  374.407544] 4*512kB 
[  374.411630]  ____cache_alloc_node+0x1c7/0x1e0
[  374.413924] (UM) 
[  374.418364]  kmem_cache_alloc_node+0xe3/0x730
[  374.420391] 3*1024kB 
[  374.424391]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.426679] (M) 
[  374.431200]  __alloc_skb+0x119/0x770
[  374.433229] 3*2048kB (M) 
[  374.437776]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  374.440159] 3*4096kB 
[  374.444428]  ? skb_scrub_packet+0x490/0x490
[  374.446374] (M) 
[  374.450108]  ? lock_downgrade+0x900/0x900
[  374.452854] = 24936kB
[  374.458162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.460549] Node 0 
[  374.464898]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.466842] Normal: 
[  374.471016]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.473396] 1267*4kB 
[  374.478999]  ? addrconf_rs_timer+0x6f0/0x6f0
[  374.481207] (UMEH) 
[  374.486699]  ndisc_alloc_skb+0x144/0x340
[  374.488994] 430*8kB 
[  374.494473]  ndisc_send_rs+0x331/0x6e0
[  374.496856] (UMEH) 
[  374.501300]  addrconf_rs_timer+0x3c0/0x6f0
[  374.503504] 212*16kB 
[  374.507585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.509876] (UMEH) 
[  374.513789]  call_timer_fn+0x272/0x920
[  374.515999] 35*32kB 
[  374.520270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.522648] (MH) 
[  374.526906]  ? process_timeout+0x40/0x40
[  374.529119] 9*64kB 
[  374.533022]  ? find_held_lock+0x36/0x1c0
[  374.533052]  ? __run_timers+0x7da/0xc70
[  374.535360] (MH) 
[  374.539650]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.541685] 1*128kB 
[  374.545786]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.547983] (H) 
[  374.552082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.556048] 1*256kB (H) 
[  374.558145]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  374.562623] 0*512kB 
[  374.564967]  ? trace_hardirqs_on+0xbd/0x310
[  374.569460] 0*1024kB 
[  374.571458]  ? kasan_check_read+0x11/0x20
[  374.575666] 0*2048kB 0*4096kB 
[  374.578385]  ? __run_timers+0x7da/0xc70
[  374.582939] = 13980kB
[  374.582958] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.585312]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.589647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.589667] 4516 total pagecache pages
[  374.592097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.596227] 0 pages in swap cache
[  374.599448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.603402] Swap cache stats: add 0, delete 0, find 0/0
[  374.603415] Free swap  = 0kB
[  374.605842]  __run_timers+0x7e5/0xc70
[  374.614676] Total swap = 0kB
[  374.620174]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  374.628748] 1965979 pages RAM
[  374.632665]  ? check_preemption_disabled+0x48/0x200
[  374.636895] 0 pages HighMem/MovableOnly
[  374.636912] 343324 pages reserved
[  374.640414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.644618] 0 pages cma reserved
[  374.644751] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.650041]  ? rcu_irq_exit+0xce/0x100
[  374.650058]  ? irq_exit+0xbd/0x1c0
[  374.650077]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  374.650101]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.653217] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.656947]  ? retint_kernel+0x2d/0x2d
[  374.659946] ksoftirqd/0 cpuset=
[  374.665365]  ? trace_hardirqs_on_caller+0xc0/0x300
[  374.668451] /
[  374.673512]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.677476]  mems_allowed=0
[  374.680964]  ? trace_hardirqs_off_caller+0x300/0x300
[  374.750553]  ? graph_lock+0x170/0x170
[  374.754396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.759988]  ? check_preemption_disabled+0x48/0x200
[  374.765061]  ? __lock_is_held+0xb5/0x140
[  374.769162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.774745]  ? check_preemption_disabled+0x48/0x200
[  374.779819]  run_timer_softirq+0x52/0xb0
[  374.783919]  ? rcu_read_lock_sched_held+0x108/0x120
[  374.789004]  __do_softirq+0x30b/0xad8
[  374.792884]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  374.798056]  ? pvclock_read_flags+0x160/0x160
[  374.802600]  ? lapic_next_event+0x5a/0x90
[  374.806798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.812391]  ? check_preemption_disabled+0x48/0x200
[  374.817476]  ? check_preemption_disabled+0x48/0x200
[  374.822583]  ? kvm_clock_read+0x18/0x30
[  374.826614]  ? kvm_sched_clock_read+0x9/0x20
[  374.831072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.836661]  ? check_preemption_disabled+0x48/0x200
[  374.841760]  irq_exit+0x17f/0x1c0
[  374.845299]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.850189]  ? smp_reschedule_interrupt+0x109/0x650
[  374.855250]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.861209]  ? interrupt_entry+0xb5/0xf0
[  374.865330]  ? trace_hardirqs_off_caller+0xbb/0x300
[  374.870394]  ? trace_hardirqs_off_caller+0xbb/0x300
[  374.875453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.880347]  ? trace_hardirqs_off+0x300/0x300
[  374.884872]  ? trace_hardirqs_off+0x300/0x300
[  374.889416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.895028]  ? check_preemption_disabled+0x48/0x200
[  374.900121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.905738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.910655]  apic_timer_interrupt+0xf/0x20
[  374.914918]  </IRQ>
[  374.917186] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  374.922151] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  374.941084] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  374.948839] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  374.956154] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  374.963472] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  374.970801] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  374.978119] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  374.985515]  skb_clone+0x1bb/0x500
[  374.989107]  ? skb_split+0x11e0/0x11e0
[  374.993023]  ? preempt_notifier_register+0x200/0x200
[  374.998187]  ? __switch_to_asm+0x34/0x70
[  375.002303]  ? __switch_to_asm+0x34/0x70
[  375.006395]  ? __switch_to_asm+0x40/0x70
[  375.010499]  ? __switch_to_asm+0x34/0x70
[  375.014628]  ? __switch_to_asm+0x40/0x70
[  375.019128]  ? __switch_to_asm+0x40/0x70
[  375.023224]  ? __switch_to_asm+0x34/0x70
[  375.027351]  ? __switch_to_asm+0x34/0x70
[  375.031458]  ? __switch_to_asm+0x40/0x70
[  375.035572]  ? __switch_to_asm+0x34/0x70
[  375.039717]  bpf_clone_redirect+0xb9/0x490
[  375.044031]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  375.049099]  ? __sched_text_start+0x8/0x8
[  375.053306]  ? retint_kernel+0x2d/0x2d
[  375.057250]  ? find_held_lock+0x36/0x1c0
[  375.061366]  ? lock_acquire+0x1ed/0x520
[  375.065386]  ? bpf_test_run+0x32e/0x5a0
[  375.069411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.074992]  ? check_preemption_disabled+0x48/0x200
[  375.080057]  ? kasan_check_read+0x11/0x20
[  375.084275]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.089619]  ? rcu_bh_qs+0xc0/0xc0
[  375.093198]  ? preempt_schedule+0x4d/0x60
[  375.097383]  ? ___preempt_schedule+0x16/0x18
[  375.101847]  ? bpf_test_run+0x1c0/0x5a0
[  375.105870]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.110329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.115916]  ? bpf_test_init.isra.9+0x70/0x100
[  375.120556]  ? bpf_prog_test_run_skb+0x634/0xb40
[  375.125400]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.130316]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.135906]  ? fput+0x130/0x1a0
[  375.139221]  ? __bpf_prog_get+0x9b/0x290
[  375.143328]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.148222]  ? bpf_prog_test_run+0x130/0x1a0
[  375.152704]  ? __x64_sys_bpf+0x3d8/0x510
[  375.156827]  ? bpf_prog_get+0x20/0x20
[  375.160695]  ? do_syscall_64+0x1b9/0x820
[  375.164805]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.170250]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.175268]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.180244]  ? trace_hardirqs_off+0x300/0x300
[  375.184846]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.189949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.195627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.200742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.205691]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.211136] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  375.211366] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.217969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.217995] Call Trace:
[  375.224795] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.233962]  dump_stack+0x1c4/0x2b4
[  375.236517] syz-executor1 cpuset=
[  375.247058]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.250704] syz1
[  375.254196]  warn_alloc.cold.118+0xb7/0x1bd
[  375.259381]  mems_allowed=0
[  375.268726]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.273648]  ? lock_downgrade+0x900/0x900
[  375.277872]  ? trace_hardirqs_off+0xb8/0x300
[  375.282346]  ? trace_hardirqs_off+0xb8/0x300
[  375.286856]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.291821]  ? warn_alloc+0x120/0x120
[  375.295670]  ? warn_alloc+0x120/0x120
[  375.299519]  ? print_usage_bug+0xc0/0xc0
[  375.303626]  ? warn_alloc+0x120/0x120
[  375.307463]  ? print_usage_bug+0xc0/0xc0
[  375.311580]  ? __lock_acquire+0x7ec/0x4ec0
[  375.315895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.321512]  ? should_fail+0x22d/0xd01
[  375.325473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.330639]  ? __lock_acquire+0x7ec/0x4ec0
[  375.334962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.340105]  ? __lock_acquire+0x7ec/0x4ec0
[  375.344397]  ? should_fail+0x22d/0xd01
[  375.348347]  ? mark_held_locks+0x130/0x130
[  375.352662]  ? mark_held_locks+0x130/0x130
[  375.356960]  ? graph_lock+0x170/0x170
[  375.360808]  ? graph_lock+0x170/0x170
[  375.364675]  ? graph_lock+0x170/0x170
[  375.368544]  ? print_usage_bug+0xc0/0xc0
[  375.372656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.378245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.383923]  ? check_preemption_disabled+0x48/0x200
[  375.388977]  ? check_preemption_disabled+0x48/0x200
[  375.394088]  ? __lock_is_held+0xb5/0x140
[  375.398203]  __alloc_pages_nodemask+0xa80/0xde0
[  375.402912]  ? graph_lock+0x170/0x170
[  375.406750]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  375.411801]  ? graph_lock+0x170/0x170
[  375.415662]  ? find_held_lock+0x36/0x1c0
[  375.419774]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.424491]  ? lock_downgrade+0x900/0x900
[  375.428692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.434289]  cache_grow_begin+0x91/0x8c0
[  375.438399]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.442890]  fallback_alloc+0x203/0x2e0
[  375.446917]  ____cache_alloc_node+0x1c7/0x1e0
[  375.451493]  kmem_cache_alloc_node+0xe3/0x730
[  375.456044]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.460329]  __alloc_skb+0x119/0x770
[  375.464081]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.469409]  ? skb_scrub_packet+0x490/0x490
[  375.473807]  ? lock_downgrade+0x900/0x900
[  375.478017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.483615]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.489129]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.494658]  ? addrconf_rs_timer+0x6f0/0x6f0
[  375.499125]  ndisc_alloc_skb+0x144/0x340
[  375.503237]  ndisc_send_rs+0x331/0x6e0
[  375.507167]  addrconf_rs_timer+0x3c0/0x6f0
[  375.511446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.515757]  call_timer_fn+0x272/0x920
[  375.519689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.523986]  ? process_timeout+0x40/0x40
[  375.528087]  ? find_held_lock+0x36/0x1c0
[  375.532198]  ? __run_timers+0x7da/0xc70
[  375.536257]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.540834]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.545399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.549684]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  375.554322]  ? trace_hardirqs_on+0xbd/0x310
[  375.558691]  ? kasan_check_read+0x11/0x20
[  375.562889]  ? __run_timers+0x7da/0xc70
[  375.566944]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.572504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.576819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.581094]  __run_timers+0x7e5/0xc70
[  375.584957]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.590412]  ? compat_start_thread+0x80/0x80
[  375.594879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.600483]  ? _raw_spin_unlock_irq+0x60/0x80
[  375.605043]  ? finish_task_switch+0x1f5/0x900
[  375.609611]  ? finish_task_switch+0x1b5/0x900
[  375.614159]  ? __switch_to_asm+0x34/0x70
[  375.618276]  ? preempt_notifier_register+0x200/0x200
[  375.623431]  ? __switch_to_asm+0x34/0x70
[  375.628430]  ? __switch_to_asm+0x40/0x70
[  375.632539]  ? __switch_to_asm+0x34/0x70
[  375.636648]  ? __switch_to_asm+0x40/0x70
[  375.640754]  ? __switch_to_asm+0x34/0x70
[  375.644856]  ? __switch_to_asm+0x40/0x70
[  375.648958]  ? __switch_to_asm+0x40/0x70
[  375.653065]  ? pvclock_read_flags+0x160/0x160
[  375.657616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.663205]  ? check_preemption_disabled+0x48/0x200
[  375.668297]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.673641]  ? rcu_pm_notify+0xc0/0xc0
[  375.677574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.683171]  ? check_preemption_disabled+0x48/0x200
[  375.688310]  run_timer_softirq+0x52/0xb0
[  375.692432]  ? rcu_read_lock_sched_held+0x108/0x120
[  375.697535]  __do_softirq+0x30b/0xad8
[  375.701405]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  375.706607]  ? trace_hardirqs_off_caller+0x300/0x300
[  375.711781]  ? retint_kernel+0x1b/0x2d
[  375.715755]  ? schedule+0x108/0x460
[  375.719416]  ? __schedule+0x1ed0/0x1ed0
[  375.723467]  ? trace_hardirqs_off+0xb8/0x300
[  375.727987]  ? ___might_sleep+0x1ed/0x300
[  375.732173]  ? smpboot_thread_fn+0x68b/0xa00
[  375.736669]  ? trace_hardirqs_on+0x310/0x310
[  375.741129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.746788]  ? check_preemption_disabled+0x48/0x200
[  375.751897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.757541]  ? takeover_tasklets+0xa90/0xa90
[  375.762047]  run_ksoftirqd+0x94/0x100
[  375.765917]  smpboot_thread_fn+0x68b/0xa00
[  375.770250]  ? sort_range+0x30/0x30
[  375.773918]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  375.779071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.784695]  ? __kthread_parkme+0xfb/0x1a0
[  375.789011]  kthread+0x35a/0x420
[  375.792416]  ? sort_range+0x30/0x30
[  375.796170]  ? kthread_bind+0x40/0x40
[  375.800057]  ret_from_fork+0x3a/0x50
[  375.803840] warn_alloc_show_mem: 1 callbacks suppressed
[  375.803856] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  375.803859] Mem-Info:
[  375.803922] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  375.803922]  active_file:18 inactive_file:31 isolated_file:0
[  375.803922]  unevictable:0 dirty:0 writeback:0 unstable:0
[  375.803922]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  375.803922]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  375.803922]  free:13670 free_pcp:352 free_cma:0
[  375.809309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.816674] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  375.819089] Call Trace:
[  375.852210] Node 0 
[  375.861663]  <IRQ>
[  375.889717] 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
[  375.892354]  dump_stack+0x1c4/0x2b4
[  375.894520] lowmem_reserve[]: 0
[  375.896712]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.922278]  2815 6318
[  375.926038]  warn_alloc.cold.118+0xb7/0x1bd
[  375.929227]  6318
[  375.934521]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.941356]  ? lock_downgrade+0x900/0x900
[  375.943374] Node 0 
[  375.948274]  ? trace_hardirqs_off+0xb8/0x300
[  375.952466] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  375.954721]  ? trace_hardirqs_off+0xb8/0x300
[  375.959072] lowmem_reserve[]: 0
[  375.985979]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.990381]  0
[  375.993773]  ? warn_alloc+0x120/0x120
[  375.998541]  3503 3503
[  376.000416]  ? trace_hardirqs_on+0x310/0x310
[  376.004174] Node 0 
[  376.006714]  ? warn_alloc+0x120/0x120
[  376.011114] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  376.013351]  ? print_usage_bug+0xc0/0xc0
[  376.017118] lowmem_reserve[]: 0
[  376.045946]  ? warn_alloc+0x120/0x120
[  376.049967]  0 0
[  376.053321]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  376.057064]  0
[  376.059066]  ? print_usage_bug+0xc0/0xc0
[  376.065915]  ? __lock_acquire+0x7ec/0x4ec0
[  376.069944] Node 0 DMA: 
[  376.074247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.074287]  ? should_fail+0x22d/0xd01
[  376.076942] 1*4kB 
[  376.082558]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.086390] (U) 
[  376.088579]  ? __lock_acquire+0x7ec/0x4ec0
[  376.093678] 0*8kB 
[  376.095700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.099890] 0*16kB 1*32kB 
[  376.102078]  ? __lock_acquire+0x7ec/0x4ec0
[  376.107165] (U) 2*64kB 
[  376.110056]  ? should_fail+0x22d/0xd01
[  376.114283] (U) 
[  376.116908]  ? print_usage_bug+0xc0/0xc0
[  376.120776] 1*128kB (U) 
[  376.122842]  ? mark_held_locks+0x130/0x130
[  376.126848] 1*256kB 
[  376.129554]  ? mark_held_locks+0x130/0x130
[  376.133772] (U) 
[  376.136133]  ? graph_lock+0x170/0x170
[  376.140319] 0*512kB 1*1024kB 
[  376.142352]  ? print_usage_bug+0xc0/0xc0
[  376.146094] (U) 1*2048kB 
[  376.149260]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.153292] (M) 
[  376.156086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.160828] 3*4096kB 
[  376.162836]  ? check_preemption_disabled+0x48/0x200
[  376.168389] (M) 
[  376.170856]  ? check_preemption_disabled+0x48/0x200
[  376.175861] = 15908kB
[  376.177895]  ? __lock_is_held+0xb5/0x140
[  376.182876] Node 0 DMA32: 
[  376.185375]  __alloc_pages_nodemask+0xa80/0xde0
[  376.189384] 4*4kB 
[  376.192272]  ? graph_lock+0x170/0x170
[  376.197005] (UM) 
[  376.199196]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  376.202942] 1*8kB (M) 
[  376.205048]  ? graph_lock+0x170/0x170
[  376.210048] 3*16kB 
[  376.212591]  ? find_held_lock+0x36/0x1c0
[  376.216335] (M) 3*32kB 
[  376.218639]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.222662] (M) 
[  376.225295]  ? lock_downgrade+0x900/0x900
[  376.229911] 1*64kB (M) 
[  376.231945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.236046] 3*128kB (UM) 
[  376.238694]  cache_grow_begin+0x91/0x8c0
[  376.244210] 3*256kB (UM) 
[  376.247042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.251056] 4*512kB 
[  376.253852]  fallback_alloc+0x203/0x2e0
[  376.258229] (UM) 
[  376.260605]  ____cache_alloc_node+0x1c7/0x1e0
[  376.264540] 3*1024kB (M) 
[  376.266658]  kmem_cache_alloc_node+0xe3/0x730
[  376.271114] 3*2048kB 
[  376.273926]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.278381] (M) 3*4096kB 
[  376.280869]  __alloc_skb+0x119/0x770
[  376.285061] (M) 
[  376.287870]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.291549] = 24936kB
[  376.291560] Node 0 
[  376.293574]  ? skb_scrub_packet+0x490/0x490
[  376.298858] Normal: 
[  376.301341]  ? lock_downgrade+0x900/0x900
[  376.303523] 1267*4kB 
[  376.307926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.310213] (UMEH) 
[  376.314412]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.316774] 430*8kB (UMEH) 
[  376.322397]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.324574] 212*16kB 
[  376.330074]  ? addrconf_rs_timer+0x6f0/0x6f0
[  376.332992] (UMEH) 
[  376.338508]  ndisc_alloc_skb+0x144/0x340
[  376.340880] 35*32kB 
[  376.345359]  ndisc_send_rs+0x331/0x6e0
[  376.347547] (MH) 
[  376.351674]  addrconf_rs_timer+0x3c0/0x6f0
[  376.353947] 9*64kB (MH) 
[  376.357919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.359943] 1*128kB 
[  376.385692]  call_timer_fn+0x272/0x920
[  376.388307] (H) 
[  376.392605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.394899] 1*256kB 
[  376.398858]  ? process_timeout+0x40/0x40
[  376.400786] (H) 
[  376.405068]  ? find_held_lock+0x36/0x1c0
[  376.407380] 0*512kB 
[  376.411525]  ? __run_timers+0x7da/0xc70
[  376.413454] 0*1024kB 
[  376.417604]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.419889] 0*2048kB 
[  376.423909]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.426287] 0*4096kB 
[  376.430831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.430874]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  376.433257] = 13980kB
[  376.437859]  ? trace_hardirqs_on+0xbd/0x310
[  376.440242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.444528]  ? kasan_check_read+0x11/0x20
[  376.444568]  ? __run_timers+0x7da/0xc70
[  376.449142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.449153] 4516 total pagecache pages
[  376.451605]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.455905] 0 pages in swap cache
[  376.464848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.468966] Swap cache stats: add 0, delete 0, find 0/0
[  376.468978] Free swap  = 0kB
[  376.473027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.481645] Total swap = 0kB
[  376.485615]  __run_timers+0x7e5/0xc70
[  376.491016] 1965979 pages RAM
[  376.494531]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  376.498723] 0 pages HighMem/MovableOnly
[  376.504122]  ? check_preemption_disabled+0x48/0x200
[  376.507109] 343324 pages reserved
[  376.511407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.514374] 0 pages cma reserved
[  376.514609] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.518236]  ? rcu_irq_exit+0xce/0x100
[  376.521612] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.526741]  ? irq_exit+0xbd/0x1c0
[  376.530726] ksoftirqd/0 cpuset=
[  376.535829]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  376.539262] /
[  376.544909]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.548251]  mems_allowed=0
[  376.554834]  ? retint_kernel+0x2d/0x2d
[  376.594299]  ? trace_hardirqs_on_caller+0xc0/0x300
[  376.599378]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.604219]  ? trace_hardirqs_off_caller+0x300/0x300
[  376.609414]  ? graph_lock+0x170/0x170
[  376.613273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.618888]  ? check_preemption_disabled+0x48/0x200
[  376.624031]  ? __lock_is_held+0xb5/0x140
[  376.628176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.633798]  ? check_preemption_disabled+0x48/0x200
[  376.638917]  run_timer_softirq+0x52/0xb0
[  376.643047]  ? rcu_read_lock_sched_held+0x108/0x120
[  376.648100]  __do_softirq+0x30b/0xad8
[  376.651964]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  376.657125]  ? pvclock_read_flags+0x160/0x160
[  376.661677]  ? lapic_next_event+0x5a/0x90
[  376.665882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.671494]  ? check_preemption_disabled+0x48/0x200
[  376.676610]  ? check_preemption_disabled+0x48/0x200
[  376.681770]  ? kvm_clock_read+0x18/0x30
[  376.685810]  ? kvm_sched_clock_read+0x9/0x20
[  376.690270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.695893]  ? check_preemption_disabled+0x48/0x200
[  376.701020]  irq_exit+0x17f/0x1c0
[  376.704512]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.709412]  ? smp_reschedule_interrupt+0x109/0x650
[  376.714498]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.720467]  ? interrupt_entry+0xb5/0xf0
[  376.724597]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.729665]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.734770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.739679]  ? trace_hardirqs_off+0x300/0x300
[  376.744223]  ? trace_hardirqs_off+0x300/0x300
[  376.748796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.754405]  ? check_preemption_disabled+0x48/0x200
[  376.759516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.765275]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.770239]  apic_timer_interrupt+0xf/0x20
[  376.774510]  </IRQ>
[  376.776809] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  376.781783] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  376.800892] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  376.808699] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  376.816032] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  376.823408] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  376.830763] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  376.838089] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  376.845595]  skb_clone+0x1bb/0x500
[  376.849194]  ? skb_split+0x11e0/0x11e0
[  376.853113]  ? preempt_notifier_register+0x200/0x200
[  376.858332]  ? __switch_to_asm+0x34/0x70
[  376.862467]  ? __switch_to_asm+0x34/0x70
[  376.866588]  ? __switch_to_asm+0x40/0x70
[  376.870690]  ? __switch_to_asm+0x34/0x70
[  376.874792]  ? __switch_to_asm+0x40/0x70
[  376.878869]  ? __switch_to_asm+0x40/0x70
[  376.882938]  ? __switch_to_asm+0x34/0x70
[  376.887047]  ? __switch_to_asm+0x34/0x70
[  376.891185]  ? __switch_to_asm+0x40/0x70
[  376.895250]  ? __switch_to_asm+0x34/0x70
[  376.899338]  bpf_clone_redirect+0xb9/0x490
[  376.903616]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  376.908672]  ? __sched_text_start+0x8/0x8
[  376.912833]  ? retint_kernel+0x2d/0x2d
[  376.916741]  ? find_held_lock+0x36/0x1c0
[  376.920816]  ? lock_acquire+0x1ed/0x520
[  376.924797]  ? bpf_test_run+0x32e/0x5a0
[  376.928789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.934353]  ? check_preemption_disabled+0x48/0x200
[  376.939396]  ? kasan_check_read+0x11/0x20
[  376.943556]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.953090]  ? rcu_bh_qs+0xc0/0xc0
[  376.956644]  ? preempt_schedule+0x4d/0x60
[  376.960794]  ? ___preempt_schedule+0x16/0x18
[  376.965255]  ? bpf_test_run+0x1c0/0x5a0
[  376.969282]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.973761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.979343]  ? bpf_test_init.isra.9+0x70/0x100
[  376.983973]  ? bpf_prog_test_run_skb+0x634/0xb40
[  376.988798]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  376.993689]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.999280]  ? fput+0x130/0x1a0
[  377.002624]  ? __bpf_prog_get+0x9b/0x290
[  377.006766]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  377.011679]  ? bpf_prog_test_run+0x130/0x1a0
[  377.016641]  ? __x64_sys_bpf+0x3d8/0x510
[  377.020772]  ? bpf_prog_get+0x20/0x20
[  377.024642]  ? do_syscall_64+0x1b9/0x820
[  377.028938]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.034404]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.039402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.044411]  ? trace_hardirqs_off+0x300/0x300
[  377.049060]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.054142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.059785]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.064888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.069843]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.075301] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  377.075432] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.082102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.082110] Call Trace:
[  377.082147]  dump_stack+0x1c4/0x2b4
[  377.082163]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.082189]  warn_alloc.cold.118+0xb7/0x1bd
[  377.082204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.082223]  ? lock_downgrade+0x900/0x900
[  377.082251]  ? trace_hardirqs_off+0xb8/0x300
[  377.088939] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.098262]  ? trace_hardirqs_off+0xb8/0x300
[  377.100826] syz-executor1 cpuset=syz1
[  377.104516]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.109730]  mems_allowed=0
[  377.114113]  ? warn_alloc+0x120/0x120
[  377.159116]  ? warn_alloc+0x120/0x120
[  377.163000]  ? print_usage_bug+0xc0/0xc0
[  377.167311]  ? warn_alloc+0x120/0x120
[  377.171175]  ? print_usage_bug+0xc0/0xc0
[  377.175328]  ? __lock_acquire+0x7ec/0x4ec0
[  377.179663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.185996]  ? should_fail+0x22d/0xd01
[  377.189963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.195126]  ? __lock_acquire+0x7ec/0x4ec0
[  377.199551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.204724]  ? __lock_acquire+0x7ec/0x4ec0
[  377.209050]  ? should_fail+0x22d/0xd01
[  377.213045]  ? print_usage_bug+0xc0/0xc0
[  377.217199]  ? mark_held_locks+0x130/0x130
[  377.221521]  ? mark_held_locks+0x130/0x130
[  377.225841]  ? graph_lock+0x170/0x170
[  377.229764]  ? print_usage_bug+0xc0/0xc0
[  377.233916]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.238770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.246618]  ? check_preemption_disabled+0x48/0x200
[  377.253840]  ? check_preemption_disabled+0x48/0x200
[  377.259146]  ? __lock_is_held+0xb5/0x140
[  377.265846]  __alloc_pages_nodemask+0xa80/0xde0
[  377.270634]  ? graph_lock+0x170/0x170
[  377.274849]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  377.280017]  ? graph_lock+0x170/0x170
[  377.283927]  ? find_held_lock+0x36/0x1c0
[  377.288069]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.292852]  ? lock_downgrade+0x900/0x900
[  377.297086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.304000]  cache_grow_begin+0x91/0x8c0
[  377.308140]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.312657]  fallback_alloc+0x203/0x2e0
[  377.318729]  ____cache_alloc_node+0x1c7/0x1e0
[  377.323504]  kmem_cache_alloc_node+0xe3/0x730
[  377.331044]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.346753]  __alloc_skb+0x119/0x770
[  377.350565]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  377.355931]  ? skb_scrub_packet+0x490/0x490
[  377.360408]  ? lock_downgrade+0x900/0x900
[  377.364664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.370331]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.375914]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.381548]  ? addrconf_rs_timer+0x6f0/0x6f0
[  377.386067]  ndisc_alloc_skb+0x144/0x340
[  377.390217]  ndisc_send_rs+0x331/0x6e0
[  377.395143]  addrconf_rs_timer+0x3c0/0x6f0
[  377.407747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.412222]  call_timer_fn+0x272/0x920
[  377.416326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.420792]  ? process_timeout+0x40/0x40
[  377.425107]  ? find_held_lock+0x36/0x1c0
[  377.429330]  ? __run_timers+0x7da/0xc70
[  377.433620]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.438223]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.443093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.448941]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  377.453737]  ? trace_hardirqs_on+0xbd/0x310
[  377.458120]  ? kasan_check_read+0x11/0x20
[  377.462356]  ? __run_timers+0x7da/0xc70
[  377.466427]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.472027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.476384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.480794]  __run_timers+0x7e5/0xc70
[  377.484702]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  377.490133]  ? compat_start_thread+0x80/0x80
[  377.494626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.500251]  ? _raw_spin_unlock_irq+0x60/0x80
[  377.504887]  ? finish_task_switch+0x1f5/0x900
[  377.509538]  ? finish_task_switch+0x1b5/0x900
[  377.514121]  ? __switch_to_asm+0x34/0x70
[  377.518254]  ? preempt_notifier_register+0x200/0x200
[  377.523452]  ? __switch_to_asm+0x34/0x70
[  377.527593]  ? __switch_to_asm+0x40/0x70
[  377.531731]  ? __switch_to_asm+0x34/0x70
[  377.535851]  ? __switch_to_asm+0x40/0x70
[  377.540057]  ? __switch_to_asm+0x34/0x70
[  377.544172]  ? __switch_to_asm+0x40/0x70
[  377.548323]  ? __switch_to_asm+0x40/0x70
[  377.552792]  ? pvclock_read_flags+0x160/0x160
[  377.557478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.563204]  ? check_preemption_disabled+0x48/0x200
[  377.568351]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  377.573955]  ? rcu_pm_notify+0xc0/0xc0
[  377.578029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.583741]  ? check_preemption_disabled+0x48/0x200
[  377.588860]  run_timer_softirq+0x52/0xb0
[  377.592991]  ? rcu_read_lock_sched_held+0x108/0x120
[  377.598091]  __do_softirq+0x30b/0xad8
[  377.602037]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  377.607201]  ? trace_hardirqs_off_caller+0x300/0x300
[  377.612478]  ? retint_kernel+0x1b/0x2d
[  377.616691]  ? schedule+0x108/0x460
[  377.620453]  ? __schedule+0x1ed0/0x1ed0
[  377.624527]  ? trace_hardirqs_off+0xb8/0x300
[  377.629643]  ? ___might_sleep+0x1ed/0x300
[  377.633864]  ? smpboot_thread_fn+0x68b/0xa00
[  377.638345]  ? trace_hardirqs_on+0x310/0x310
[  377.642852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.648469]  ? check_preemption_disabled+0x48/0x200
[  377.653554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.659184]  ? takeover_tasklets+0xa90/0xa90
[  377.663856]  run_ksoftirqd+0x94/0x100
[  377.667739]  smpboot_thread_fn+0x68b/0xa00
[  377.672055]  ? sort_range+0x30/0x30
[  377.675840]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  377.681013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.686654]  ? __kthread_parkme+0xfb/0x1a0
[  377.690978]  kthread+0x35a/0x420
[  377.694409]  ? sort_range+0x30/0x30
[  377.698078]  ? kthread_bind+0x40/0x40
[  377.701937]  ret_from_fork+0x3a/0x50
[  377.705784] warn_alloc_show_mem: 1 callbacks suppressed
[  377.705799] Mem-Info:
[  377.705817] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  377.705838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.711266] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  377.711266]  active_file:18 inactive_file:31 isolated_file:0
[  377.711266]  unevictable:0 dirty:0 writeback:0 unstable:0
[  377.711266]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  377.711266]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  377.711266]  free:13670 free_pcp:352 free_cma:0
[  377.713690] Call Trace:
[  377.721087] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  377.730473]  <IRQ>
[  377.763579] Node 0 
[  377.766250]  dump_stack+0x1c4/0x2b4
[  377.794223] 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
[  377.796423]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.798593] lowmem_reserve[]: 0
[  377.802291]  warn_alloc.cold.118+0xb7/0x1bd
[  377.827836]  2815
[  377.833086]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.836385]  6318 6318
[  377.840845]  ? lock_downgrade+0x900/0x900
[  377.842879] Node 0 
[  377.847804]  ? trace_hardirqs_off+0xb8/0x300
[  377.850323] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  377.854568]  ? trace_hardirqs_off+0xb8/0x300
[  377.856770] lowmem_reserve[]: 0
[  377.861318]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.888187]  0 3503
[  377.892702]  ? warn_alloc+0x120/0x120
[  377.895968]  3503
[  377.900898]  ? warn_alloc+0x120/0x120
[  377.903101] Node 0 
[  377.906948]  ? print_usage_bug+0xc0/0xc0
[  377.909021] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  377.912843]  ? warn_alloc+0x120/0x120
[  377.915060] lowmem_reserve[]:
[  377.919178]  ? print_usage_bug+0xc0/0xc0
[  377.947798]  0 0
[  377.951716]  ? __lock_acquire+0x7ec/0x4ec0
[  377.954808]  0 0
[  377.958933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.960894] Node 0 
[  377.965173]  ? should_fail+0x22d/0xd01
[  377.967129] DMA: 
[  377.972745]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.974972] 1*4kB 
[  377.978909]  ? __lock_acquire+0x7ec/0x4ec0
[  377.980960] (U) 
[  377.986103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.988228] 0*8kB 0*16kB 
[  377.992560]  ? __lock_acquire+0x7ec/0x4ec0
[  377.994606] 1*32kB 
[  377.999869]  ? should_fail+0x22d/0xd01
[  378.007613] (U) 
[  378.011920]  ? mark_held_locks+0x130/0x130
[  378.014155] 2*64kB 
[  378.018075]  ? mark_held_locks+0x130/0x130
[  378.020116] (U) 1*128kB 
[  378.024434]  ? graph_lock+0x170/0x170
[  378.026652] (U) 
[  378.033802]  ? graph_lock+0x170/0x170
[  378.036447] 1*256kB (U) 
[  378.040310]  ? graph_lock+0x170/0x170
[  378.042276] 0*512kB 
[  378.046116]  ? print_usage_bug+0xc0/0xc0
[  378.048771] 1*1024kB (U) 
[  378.052646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.055032] 1*2048kB (M) 
[  378.059171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.061915] 3*4096kB (M) 
[  378.067549]  ? check_preemption_disabled+0x48/0x200
[  378.070295] = 15908kB
[  378.075865]  ? check_preemption_disabled+0x48/0x200
[  378.075906]  ? __lock_is_held+0xb5/0x140
[  378.078666] Node 0 
[  378.083746]  __alloc_pages_nodemask+0xa80/0xde0
[  378.086124] DMA32: 4*4kB 
[  378.091215]  ? graph_lock+0x170/0x170
[  378.095264] (UM) 1*8kB 
[  378.097578]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  378.102216] (M) 3*16kB 
[  378.105044]  ? graph_lock+0x170/0x170
[  378.108877] (M) 
[  378.112495]  ? find_held_lock+0x36/0x1c0
[  378.117659] 3*32kB 
[  378.120308]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.124066] (M) 
[  378.126081]  ? lock_downgrade+0x900/0x900
[  378.130684] 1*64kB (M) 
[  378.132996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.137640] 3*128kB (UM) 
[  378.139706]  cache_grow_begin+0x91/0x8c0
[  378.143837] 3*256kB (UM) 
[  378.146501]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.152044] 4*512kB (UM) 
[  378.154893]  fallback_alloc+0x203/0x2e0
[  378.159034] 3*1024kB (M) 
[  378.161914]  ____cache_alloc_node+0x1c7/0x1e0
[  378.166363] 3*2048kB (M) 
[  378.170491]  kmem_cache_alloc_node+0xe3/0x730
[  378.174529] 3*4096kB 
[  378.177334]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.181894] (M) = 24936kB
[  378.184747]  __alloc_skb+0x119/0x770
[  378.189248] Node 0 
[  378.191741]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.195922] Normal: 1267*4kB 
[  378.198877]  ? skb_scrub_packet+0x490/0x490
[  378.202581] (UMEH) 430*8kB 
[  378.208131]  ? lock_downgrade+0x900/0x900
[  378.214007] (UMEH) 
[  378.217166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.221490] 212*16kB (UMEH) 
[  378.224530]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.228640] 35*32kB (MH) 
[  378.230960]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.236489] 9*64kB (MH) 
[  378.239642]  ? addrconf_rs_timer+0x6f0/0x6f0
[  378.245070] 1*128kB 
[  378.248022]  ndisc_alloc_skb+0x144/0x340
[  378.253447] (H) 1*256kB 
[  378.256239]  ndisc_send_rs+0x331/0x6e0
[  378.261403] (H) 0*512kB 
[  378.263849]  addrconf_rs_timer+0x3c0/0x6f0
[  378.267893] 0*1024kB 0*2048kB 
[  378.270776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.274621] 0*4096kB 
[  378.277413]  call_timer_fn+0x272/0x920
[  378.281583] = 13980kB
[  378.284871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.289067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.291551]  ? process_timeout+0x40/0x40
[  378.295468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.295492] 4516 total pagecache pages
[  378.298130]  ? find_held_lock+0x36/0x1c0
[  378.302390] 0 pages in swap cache
[  378.311699]  ? __run_timers+0x7da/0xc70
[  378.315743] Swap cache stats: add 0, delete 0, find 0/0
[  378.315759] Free swap  = 0kB
[  378.324759]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.328619] Total swap = 0kB
[  378.328634] 1965979 pages RAM
[  378.332854]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.336287] 0 pages HighMem/MovableOnly
[  378.336299] 343324 pages reserved
[  378.340347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.345733] 0 pages cma reserved
[  378.346061] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.348829]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  378.353768] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.356394]  ? trace_hardirqs_on+0xbd/0x310
[  378.359492] ksoftirqd/0 cpuset=
[  378.364054]  ? kasan_check_read+0x11/0x20
[  378.368032] /
[  378.371556]  ? __run_timers+0x7da/0xc70
[  378.375790]  mems_allowed=0
[  378.379226]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.426758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.431065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.435370]  __run_timers+0x7e5/0xc70
[  378.439271]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.444817]  ? check_preemption_disabled+0x48/0x200
[  378.450195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.455945]  ? rcu_irq_exit+0xce/0x100
[  378.459912]  ? irq_exit+0xbd/0x1c0
[  378.463519]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  378.468695]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.473568]  ? retint_kernel+0x2d/0x2d
[  378.477554]  ? trace_hardirqs_on_caller+0xc0/0x300
[  378.482630]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.487502]  ? trace_hardirqs_off_caller+0x300/0x300
[  378.492714]  ? graph_lock+0x170/0x170
[  378.496613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.502256]  ? check_preemption_disabled+0x48/0x200
[  378.507400]  ? __lock_is_held+0xb5/0x140
[  378.511557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.517203]  ? check_preemption_disabled+0x48/0x200
[  378.522327]  run_timer_softirq+0x52/0xb0
[  378.526570]  ? rcu_read_lock_sched_held+0x108/0x120
[  378.531699]  __do_softirq+0x30b/0xad8
[  378.535592]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  378.540863]  ? pvclock_read_flags+0x160/0x160
[  378.545544]  ? lapic_next_event+0x5a/0x90
[  378.549772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.555407]  ? check_preemption_disabled+0x48/0x200
[  378.560522]  ? check_preemption_disabled+0x48/0x200
[  378.565817]  ? kvm_clock_read+0x18/0x30
[  378.569979]  ? kvm_sched_clock_read+0x9/0x20
[  378.574540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.580151]  ? check_preemption_disabled+0x48/0x200
[  378.585320]  irq_exit+0x17f/0x1c0
[  378.588883]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.593836]  ? smp_reschedule_interrupt+0x109/0x650
[  378.598999]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.605012]  ? interrupt_entry+0xb5/0xf0
[  378.609168]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.614290]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.619429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.624394]  ? trace_hardirqs_off+0x300/0x300
[  378.628990]  ? trace_hardirqs_off+0x300/0x300
[  378.633590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.639277]  ? check_preemption_disabled+0x48/0x200
[  378.644414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.650062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.655003]  apic_timer_interrupt+0xf/0x20
[  378.659389]  </IRQ>
[  378.661691] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  378.666677] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  378.685700] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  378.693548] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.700938] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  378.708337] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  378.715754] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  378.723211] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  378.730699]  skb_clone+0x1bb/0x500
[  378.734353]  ? skb_split+0x11e0/0x11e0
[  378.738323]  ? preempt_notifier_register+0x200/0x200
[  378.743511]  ? __switch_to_asm+0x34/0x70
[  378.747664]  ? __switch_to_asm+0x34/0x70
[  378.751795]  ? __switch_to_asm+0x40/0x70
[  378.755925]  ? __switch_to_asm+0x34/0x70
[  378.760055]  ? __switch_to_asm+0x40/0x70
[  378.764176]  ? __switch_to_asm+0x40/0x70
[  378.768300]  ? __switch_to_asm+0x34/0x70
[  378.772441]  ? __switch_to_asm+0x34/0x70
[  378.776564]  ? __switch_to_asm+0x40/0x70
[  378.780680]  ? __switch_to_asm+0x34/0x70
[  378.784823]  bpf_clone_redirect+0xb9/0x490
[  378.789123]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  378.794271]  ? __sched_text_start+0x8/0x8
[  378.798518]  ? retint_kernel+0x2d/0x2d
[  378.802508]  ? find_held_lock+0x36/0x1c0
[  378.806932]  ? lock_acquire+0x1ed/0x520
[  378.811045]  ? bpf_test_run+0x32e/0x5a0
[  378.815065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.820714]  ? check_preemption_disabled+0x48/0x200
[  378.825849]  ? kasan_check_read+0x11/0x20
[  378.830070]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.835438]  ? rcu_bh_qs+0xc0/0xc0
[  378.839048]  ? preempt_schedule+0x4d/0x60
[  378.843272]  ? ___preempt_schedule+0x16/0x18
[  378.847786]  ? bpf_test_run+0x1c0/0x5a0
[  378.851849]  ? netlink_diag_dump+0x2a0/0x2a0
[  378.856369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.862055]  ? bpf_test_init.isra.9+0x70/0x100
[  378.866729]  ? bpf_prog_test_run_skb+0x634/0xb40
[  378.871613]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.876559]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  378.882252]  ? fput+0x130/0x1a0
[  378.885596]  ? __bpf_prog_get+0x9b/0x290
[  378.889725]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.894672]  ? bpf_prog_test_run+0x130/0x1a0
[  378.899195]  ? __x64_sys_bpf+0x3d8/0x510
[  378.903346]  ? bpf_prog_get+0x20/0x20
[  378.907278]  ? do_syscall_64+0x1b9/0x820
[  378.911429]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  378.916937]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.921964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.926964]  ? trace_hardirqs_off+0x300/0x300
[  378.931574]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.936706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.942654]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.947801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.952743]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  378.958241] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  378.958549] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.965072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.965080] Call Trace:
[  378.965157]  dump_stack+0x1c4/0x2b4
[  378.965174]  ? dump_stack_print_info.cold.2+0x52/0x52
[  378.965220]  warn_alloc.cold.118+0xb7/0x1bd
[  378.965234]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.965263]  ? lock_downgrade+0x900/0x900
[  378.965290]  ? trace_hardirqs_off+0xb8/0x300
[  378.965315]  ? trace_hardirqs_off+0xb8/0x300
[  378.972304] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.981445]  __alloc_pages_slowpath+0x2667/0x2d80
[  378.983985] syz-executor1 cpuset=
[  378.987719]  ? warn_alloc+0x120/0x120
[  378.992908] syz1
[  378.997316]  ? warn_alloc+0x120/0x120
[  379.002170]  mems_allowed=0
[  379.006513]  ? print_usage_bug+0xc0/0xc0
[  379.051459]  ? warn_alloc+0x120/0x120
[  379.055359]  ? print_usage_bug+0xc0/0xc0
[  379.059508]  ? __lock_acquire+0x7ec/0x4ec0
[  379.063843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.069524]  ? should_fail+0x22d/0xd01
[  379.073508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.078748]  ? __lock_acquire+0x7ec/0x4ec0
[  379.083091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.088347]  ? __lock_acquire+0x7ec/0x4ec0
[  379.092666]  ? should_fail+0x22d/0xd01
[  379.096647]  ? print_usage_bug+0xc0/0xc0
[  379.100822]  ? mark_held_locks+0x130/0x130
[  379.105116]  ? mark_held_locks+0x130/0x130
[  379.109476]  ? graph_lock+0x170/0x170
[  379.113373]  ? print_usage_bug+0xc0/0xc0
[  379.117525]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.122420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.128062]  ? check_preemption_disabled+0x48/0x200
[  379.133963]  ? check_preemption_disabled+0x48/0x200
[  379.139137]  ? __lock_is_held+0xb5/0x140
[  379.143307]  __alloc_pages_nodemask+0xa80/0xde0
[  379.148064]  ? graph_lock+0x170/0x170
[  379.151937]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.157056]  ? graph_lock+0x170/0x170
[  379.160929]  ? find_held_lock+0x36/0x1c0
[  379.165070]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.169820]  ? lock_downgrade+0x900/0x900
[  379.174047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.179713]  cache_grow_begin+0x91/0x8c0
[  379.183897]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.188430]  fallback_alloc+0x203/0x2e0
[  379.192500]  ____cache_alloc_node+0x1c7/0x1e0
[  379.197068]  kmem_cache_alloc_node+0xe3/0x730
[  379.201697]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.206093]  __alloc_skb+0x119/0x770
[  379.209922]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.215389]  ? skb_scrub_packet+0x490/0x490
[  379.220012]  ? lock_downgrade+0x900/0x900
[  379.224274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.230227]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.235839]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.241500]  ? addrconf_rs_timer+0x6f0/0x6f0
[  379.246407]  ndisc_alloc_skb+0x144/0x340
[  379.251346]  ndisc_send_rs+0x331/0x6e0
[  379.255324]  addrconf_rs_timer+0x3c0/0x6f0
[  379.259643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.264001]  call_timer_fn+0x272/0x920
[  379.267979]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.272333]  ? process_timeout+0x40/0x40
[  379.276463]  ? find_held_lock+0x36/0x1c0
[  379.280637]  ? __run_timers+0x7da/0xc70
[  379.284680]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.289291]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.293902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.298238]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  379.302928]  ? trace_hardirqs_on+0xbd/0x310
[  379.307332]  ? kasan_check_read+0x11/0x20
[  379.311614]  ? __run_timers+0x7da/0xc70
[  379.315666]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.321266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.325593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.330240]  __run_timers+0x7e5/0xc70
[  379.334438]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  379.339910]  ? compat_start_thread+0x80/0x80
[  379.344441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.350080]  ? _raw_spin_unlock_irq+0x60/0x80
[  379.354665]  ? finish_task_switch+0x1f5/0x900
[  379.359266]  ? finish_task_switch+0x1b5/0x900
[  379.363860]  ? __switch_to_asm+0x34/0x70
[  379.368048]  ? preempt_notifier_register+0x200/0x200
[  379.373254]  ? __switch_to_asm+0x34/0x70
[  379.377441]  ? __switch_to_asm+0x40/0x70
[  379.381589]  ? __switch_to_asm+0x34/0x70
[  379.385774]  ? __switch_to_asm+0x40/0x70
[  379.389918]  ? __switch_to_asm+0x34/0x70
[  379.394040]  ? __switch_to_asm+0x40/0x70
[  379.398153]  ? __switch_to_asm+0x40/0x70
[  379.402306]  ? pvclock_read_flags+0x160/0x160
[  379.406864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.412441]  ? check_preemption_disabled+0x48/0x200
[  379.417540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.422865]  ? rcu_pm_notify+0xc0/0xc0
[  379.426780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.432400]  ? check_preemption_disabled+0x48/0x200
[  379.437453]  run_timer_softirq+0x52/0xb0
[  379.441520]  ? rcu_read_lock_sched_held+0x108/0x120
[  379.446566]  __do_softirq+0x30b/0xad8
[  379.450421]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  379.455582]  ? trace_hardirqs_off_caller+0x300/0x300
[  379.460735]  ? retint_kernel+0x1b/0x2d
[  379.464682]  ? schedule+0x108/0x460
[  379.468385]  ? __schedule+0x1ed0/0x1ed0
[  379.472466]  ? trace_hardirqs_off+0xb8/0x300
[  379.476994]  ? ___might_sleep+0x1ed/0x300
[  379.481230]  ? smpboot_thread_fn+0x68b/0xa00
[  379.485747]  ? trace_hardirqs_on+0x310/0x310
[  379.490263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.495880]  ? check_preemption_disabled+0x48/0x200
[  379.500974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.506629]  ? takeover_tasklets+0xa90/0xa90
[  379.511097]  run_ksoftirqd+0x94/0x100
[  379.514989]  smpboot_thread_fn+0x68b/0xa00
[  379.519321]  ? sort_range+0x30/0x30
[  379.523002]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.528160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.533764]  ? __kthread_parkme+0xfb/0x1a0
[  379.538055]  kthread+0x35a/0x420
[  379.541466]  ? sort_range+0x30/0x30
[  379.545142]  ? kthread_bind+0x40/0x40
[  379.549019]  ret_from_fork+0x3a/0x50
[  379.552792] warn_alloc_show_mem: 1 callbacks suppressed
[  379.552808] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  379.552810] Mem-Info:
[  379.552846] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  379.552846]  active_file:18 inactive_file:31 isolated_file:0
[  379.552846]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.552846]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  379.552846]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  379.552846]  free:13670 free_pcp:352 free_cma:0
[  379.558420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.565775] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.568190] Call Trace:
[  379.601268] Node 0 
[  379.610660]  <IRQ>
[  379.638658] 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
[  379.641263]  dump_stack+0x1c4/0x2b4
[  379.643458] lowmem_reserve[]: 0
[  379.645679]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.671158]  2815
[  379.674950]  warn_alloc.cold.118+0xb7/0x1bd
[  379.678217]  6318
[  379.683562]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.685594]  6318
[  379.690024]  ? lock_downgrade+0x900/0x900
[  379.696944]  ? trace_hardirqs_off+0xb8/0x300
[  379.698988] Node 0 
[  379.703197]  ? trace_hardirqs_off+0xb8/0x300
[  379.707633] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  379.709882]  __alloc_pages_slowpath+0x2667/0x2d80
[  379.714273] lowmem_reserve[]: 0
[  379.741125]  ? warn_alloc+0x120/0x120
[  379.745961]  0
[  379.749348]  ? trace_hardirqs_on+0x310/0x310
[  379.753093]  3503 3503
[  379.754939]  ? warn_alloc+0x120/0x120
[  379.761895]  ? print_usage_bug+0xc0/0xc0
[  379.765691] Node 0 
[  379.769817]  ? warn_alloc+0x120/0x120
[  379.769856] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  379.769867] lowmem_reserve[]:
[  379.772113]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  379.772133]  ? print_usage_bug+0xc0/0xc0
[  379.775944]  0 0
[  379.804662]  ? __lock_acquire+0x7ec/0x4ec0
[  379.807761]  0 0
[  379.812906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.819037]  ? should_fail+0x22d/0xd01
[  379.823251] Node 0 
[  379.825278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.830795] DMA: 
[  379.834735]  ? __lock_acquire+0x7ec/0x4ec0
[  379.836966] 1*4kB 
[  379.842115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.844151] (U) 
[  379.848458]  ? __lock_acquire+0x7ec/0x4ec0
[  379.850576] 0*8kB 
[  379.855761]  ? should_fail+0x22d/0xd01
[  379.857700] 0*16kB 
[  379.861998]  ? print_usage_bug+0xc0/0xc0
[  379.862037]  ? mark_held_locks+0x130/0x130
[  379.864178] 1*32kB 
[  379.868096]  ? mark_held_locks+0x130/0x130
[  379.870301] (U) 2*64kB 
[  379.874441]  ? graph_lock+0x170/0x170
[  379.878678] (U) 1*128kB 
[  379.880999]  ? print_usage_bug+0xc0/0xc0
[  379.885228] (U) 1*256kB 
[  379.887887]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.887924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.891732] (U) 
[  379.894501]  ? check_preemption_disabled+0x48/0x200
[  379.898539] 0*512kB 1*1024kB 
[  379.901273]  ? check_preemption_disabled+0x48/0x200
[  379.906031] (U) 1*2048kB 
[  379.911664]  ? __lock_is_held+0xb5/0x140
[  379.913599] (M) 3*4096kB 
[  379.918687]  __alloc_pages_nodemask+0xa80/0xde0
[  379.921801] (M) 
[  379.926886]  ? graph_lock+0x170/0x170
[  379.929630] = 15908kB
[  379.933772]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.936511] Node 0 
[  379.941236]  ? graph_lock+0x170/0x170
[  379.943178] DMA32: 4*4kB 
[  379.947060]  ? find_held_lock+0x36/0x1c0
[  379.949443] (UM) 1*8kB 
[  379.954553]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.956751] (M) 
[  379.960619]  ? lock_downgrade+0x900/0x900
[  379.963349] 3*16kB (M) 
[  379.967506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.970070] 3*32kB (M) 
[  379.974818]  cache_grow_begin+0x91/0x8c0
[  379.976847] 1*64kB 
[  379.981062]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.983612] (M) 3*128kB 
[  379.989310]  fallback_alloc+0x203/0x2e0
[  379.991867] (UM) 3*256kB 
[  379.996044]  ____cache_alloc_node+0x1c7/0x1e0
[  379.999785] (UM) 
[  380.004276]  kmem_cache_alloc_node+0xe3/0x730
[  380.006919] 4*512kB (UM) 
[  380.011002]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.013736] 3*1024kB 
[  380.018277]  __alloc_skb+0x119/0x770
[  380.020315] (M) 
[  380.024918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  380.027657] 3*2048kB (M) 
[  380.031970]  ? skb_scrub_packet+0x490/0x490
[  380.034348] 3*4096kB (M) 
[  380.038112]  ? lock_downgrade+0x900/0x900
[  380.040069] = 24936kB
[  380.045412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.048155] Node 0 
[  380.052525]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.055260] Normal: 1267*4kB 
[  380.059524]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.061897] (UMEH) 
[  380.067541]  ? addrconf_rs_timer+0x6f0/0x6f0
[  380.069737] 430*8kB (UMEH) 
[  380.075263]  ndisc_alloc_skb+0x144/0x340
[  380.078349] 212*16kB (UMEH) 
[  380.083902]  ndisc_send_rs+0x331/0x6e0
[  380.086128] 35*32kB 
[  380.090616]  addrconf_rs_timer+0x3c0/0x6f0
[  380.093542] (MH) 
[  380.097695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.100721] 9*64kB (MH) 
[  380.105209]  call_timer_fn+0x272/0x920
[  380.107508] 1*128kB 
[  380.111844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.113865] (H) 
[  380.118177]  ? process_timeout+0x40/0x40
[  380.120825] 1*256kB (H) 
[  380.124787]  ? find_held_lock+0x36/0x1c0
[  380.127092] 0*512kB 
[  380.131373]  ? __run_timers+0x7da/0xc70
[  380.133311] 0*1024kB 0*2048kB 
[  380.137440]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.140084] 0*4096kB = 13980kB
[  380.144226]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.146577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.150606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.153791] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.153806] 4516 total pagecache pages
[  380.158386]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  380.161585] 0 pages in swap cache
[  380.166186]  ? trace_hardirqs_on+0xbd/0x310
[  380.175012] Swap cache stats: add 0, delete 0, find 0/0
[  380.175032] Free swap  = 0kB
[  380.179480]  ? kasan_check_read+0x11/0x20
[  380.189860] Total swap = 0kB
[  380.189892] 1965979 pages RAM
[  380.193860]  ? __run_timers+0x7da/0xc70
[  380.198485] 0 pages HighMem/MovableOnly
[  380.202033]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.206479] 343324 pages reserved
[  380.206505] 0 pages cma reserved
[  380.212015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.215370] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.219372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.219426]  __run_timers+0x7e5/0xc70
[  380.219468]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  380.219506]  ? check_preemption_disabled+0x48/0x200
[  380.222746] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.227595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.227640]  ? rcu_irq_exit+0xce/0x100
[  380.231710] ksoftirqd/0 cpuset=
[  380.235759]  ? irq_exit+0xbd/0x1c0
[  380.241291] /
[  380.244829]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.248184]  mems_allowed=0
[  380.252521]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.319456]  ? retint_kernel+0x2d/0x2d
[  380.323435]  ? trace_hardirqs_on_caller+0xc0/0x300
[  380.328550]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.333431]  ? trace_hardirqs_off_caller+0x300/0x300
[  380.338667]  ? graph_lock+0x170/0x170
[  380.342558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.348171]  ? check_preemption_disabled+0x48/0x200
[  380.353333]  ? __lock_is_held+0xb5/0x140
[  380.357513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.363111]  ? check_preemption_disabled+0x48/0x200
[  380.368271]  run_timer_softirq+0x52/0xb0
[  380.372439]  ? rcu_read_lock_sched_held+0x108/0x120
[  380.377550]  __do_softirq+0x30b/0xad8
[  380.381473]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  380.386674]  ? pvclock_read_flags+0x160/0x160
[  380.391282]  ? lapic_next_event+0x5a/0x90
[  380.395540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.401153]  ? check_preemption_disabled+0x48/0x200
[  380.406297]  ? check_preemption_disabled+0x48/0x200
[  380.411425]  ? kvm_clock_read+0x18/0x30
[  380.415459]  ? kvm_sched_clock_read+0x9/0x20
[  380.419951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.425554]  ? check_preemption_disabled+0x48/0x200
[  380.430655]  irq_exit+0x17f/0x1c0
[  380.434168]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.439063]  ? smp_reschedule_interrupt+0x109/0x650
[  380.444133]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.450078]  ? interrupt_entry+0xb5/0xf0
[  380.454223]  ? trace_hardirqs_off_caller+0xbb/0x300
[  380.459314]  ? trace_hardirqs_off_caller+0xbb/0x300
[  380.464459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.469420]  ? trace_hardirqs_off+0x300/0x300
[  380.473984]  ? trace_hardirqs_off+0x300/0x300
[  380.478558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.484171]  ? check_preemption_disabled+0x48/0x200
[  380.489291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.494946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.499890]  apic_timer_interrupt+0xf/0x20
[  380.504202]  </IRQ>
[  380.506493] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  380.511512] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  380.530494] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  380.538271] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.545605] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  380.552953] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  380.560288] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  380.567627] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  380.575053]  skb_clone+0x1bb/0x500
[  380.578644]  ? skb_split+0x11e0/0x11e0
[  380.583477]  ? preempt_notifier_register+0x200/0x200
[  380.588685]  ? __switch_to_asm+0x34/0x70
[  380.592888]  ? __switch_to_asm+0x34/0x70
[  380.597053]  ? __switch_to_asm+0x40/0x70
[  380.601170]  ? __switch_to_asm+0x34/0x70
[  380.605286]  ? __switch_to_asm+0x40/0x70
[  380.609428]  ? __switch_to_asm+0x40/0x70
[  380.613553]  ? __switch_to_asm+0x34/0x70
[  380.617708]  ? __switch_to_asm+0x34/0x70
[  380.621867]  ? __switch_to_asm+0x40/0x70
[  380.625995]  ? __switch_to_asm+0x34/0x70
[  380.630127]  bpf_clone_redirect+0xb9/0x490
[  380.634444]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  380.639557]  ? __sched_text_start+0x8/0x8
[  380.643788]  ? retint_kernel+0x2d/0x2d
[  380.647753]  ? find_held_lock+0x36/0x1c0
[  380.651902]  ? lock_acquire+0x1ed/0x520
[  380.655990]  ? bpf_test_run+0x32e/0x5a0
[  380.660050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.665708]  ? check_preemption_disabled+0x48/0x200
[  380.670869]  ? kasan_check_read+0x11/0x20
[  380.675100]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  380.680467]  ? rcu_bh_qs+0xc0/0xc0
[  380.684076]  ? preempt_schedule+0x4d/0x60
[  380.688334]  ? ___preempt_schedule+0x16/0x18
[  380.692835]  ? bpf_test_run+0x1c0/0x5a0
[  380.696916]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.701466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.707093]  ? bpf_test_init.isra.9+0x70/0x100
[  380.711805]  ? bpf_prog_test_run_skb+0x634/0xb40
[  380.716683]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  380.721887]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.727612]  ? fput+0x130/0x1a0
[  380.730960]  ? __bpf_prog_get+0x9b/0x290
[  380.735112]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  380.740056]  ? bpf_prog_test_run+0x130/0x1a0
[  380.744551]  ? __x64_sys_bpf+0x3d8/0x510
[  380.748665]  ? bpf_prog_get+0x20/0x20
[  380.752568]  ? do_syscall_64+0x1b9/0x820
[  380.756698]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.762139]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.767154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.772065]  ? trace_hardirqs_off+0x300/0x300
[  380.776646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.781760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.787444]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.792583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.797578]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.803059] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  380.803308] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.809947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.809964] Call Trace:
[  380.810053]  dump_stack+0x1c4/0x2b4
[  380.810068]  ? dump_stack_print_info.cold.2+0x52/0x52
[  380.810097]  warn_alloc.cold.118+0xb7/0x1bd
[  380.810119]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.810158]  ? lock_downgrade+0x900/0x900
[  380.817059] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.826407]  ? trace_hardirqs_off+0xb8/0x300
[  380.828951] syz-executor1 cpuset=
[  380.832714]  ? trace_hardirqs_off+0xb8/0x300
[  380.837930] syz1
[  380.842375]  __alloc_pages_slowpath+0x2667/0x2d80
[  380.847279]  mems_allowed=0
[  380.884307]  ? warn_alloc+0x120/0x120
[  380.888175]  ? warn_alloc+0x120/0x120
[  380.892049]  ? print_usage_bug+0xc0/0xc0
[  380.896160]  ? warn_alloc+0x120/0x120
[  380.900011]  ? print_usage_bug+0xc0/0xc0
[  380.904125]  ? __lock_acquire+0x7ec/0x4ec0
[  380.908445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.914072]  ? should_fail+0x22d/0xd01
[  380.918038]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.923259]  ? __lock_acquire+0x7ec/0x4ec0
[  380.927561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.932770]  ? __lock_acquire+0x7ec/0x4ec0
[  380.937059]  ? should_fail+0x22d/0xd01
[  380.941009]  ? mark_held_locks+0x130/0x130
[  380.945303]  ? mark_held_locks+0x130/0x130
[  380.949637]  ? graph_lock+0x170/0x170
[  380.953488]  ? graph_lock+0x170/0x170
[  380.957358]  ? graph_lock+0x170/0x170
[  380.961248]  ? print_usage_bug+0xc0/0xc0
[  380.965370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.971049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.976757]  ? check_preemption_disabled+0x48/0x200
[  380.982999]  ? check_preemption_disabled+0x48/0x200
[  380.988101]  ? __lock_is_held+0xb5/0x140
[  380.992255]  __alloc_pages_nodemask+0xa80/0xde0
[  380.998538]  ? graph_lock+0x170/0x170
[  381.002460]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.007626]  ? graph_lock+0x170/0x170
[  381.011545]  ? find_held_lock+0x36/0x1c0
[  381.015737]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.020555]  ? lock_downgrade+0x900/0x900
[  381.024843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.030561]  cache_grow_begin+0x91/0x8c0
[  381.034748]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.039352]  fallback_alloc+0x203/0x2e0
[  381.043399]  ____cache_alloc_node+0x1c7/0x1e0
[  381.048347]  kmem_cache_alloc_node+0xe3/0x730
[  381.053009]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.057317]  __alloc_skb+0x119/0x770
[  381.061077]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.066500]  ? skb_scrub_packet+0x490/0x490
[  381.070936]  ? lock_downgrade+0x900/0x900
[  381.075131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.080776]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.086313]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.091910]  ? addrconf_rs_timer+0x6f0/0x6f0
[  381.096424]  ndisc_alloc_skb+0x144/0x340
[  381.100591]  ndisc_send_rs+0x331/0x6e0
[  381.104875]  addrconf_rs_timer+0x3c0/0x6f0
[  381.109175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.113466]  call_timer_fn+0x272/0x920
[  381.117410]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.121708]  ? process_timeout+0x40/0x40
[  381.125829]  ? find_held_lock+0x36/0x1c0
[  381.129975]  ? __run_timers+0x7da/0xc70
[  381.134906]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.139577]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.144137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.148512]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  381.153224]  ? trace_hardirqs_on+0xbd/0x310
[  381.157667]  ? kasan_check_read+0x11/0x20
[  381.161964]  ? __run_timers+0x7da/0xc70
[  381.166056]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.171629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.176051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.181631]  __run_timers+0x7e5/0xc70
[  381.185589]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.191055]  ? compat_start_thread+0x80/0x80
[  381.195591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.201298]  ? _raw_spin_unlock_irq+0x60/0x80
[  381.205925]  ? finish_task_switch+0x1f5/0x900
[  381.210539]  ? finish_task_switch+0x1b5/0x900
[  381.215105]  ? __switch_to_asm+0x34/0x70
[  381.219344]  ? preempt_notifier_register+0x200/0x200
[  381.224590]  ? __switch_to_asm+0x34/0x70
[  381.228849]  ? __switch_to_asm+0x40/0x70
[  381.233004]  ? __switch_to_asm+0x34/0x70
[  381.237136]  ? __switch_to_asm+0x40/0x70
[  381.241290]  ? __switch_to_asm+0x34/0x70
[  381.245471]  ? __switch_to_asm+0x40/0x70
[  381.249632]  ? __switch_to_asm+0x40/0x70
[  381.253787]  ? pvclock_read_flags+0x160/0x160
[  381.258404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.264055]  ? check_preemption_disabled+0x48/0x200
[  381.269192]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.274652]  ? rcu_pm_notify+0xc0/0xc0
[  381.278687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.284371]  ? check_preemption_disabled+0x48/0x200
[  381.289539]  run_timer_softirq+0x52/0xb0
[  381.293714]  ? rcu_read_lock_sched_held+0x108/0x120
[  381.298925]  __do_softirq+0x30b/0xad8
[  381.302898]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.308104]  ? trace_hardirqs_off_caller+0x300/0x300
[  381.313350]  ? retint_kernel+0x1b/0x2d
[  381.317412]  ? schedule+0x108/0x460
[  381.321099]  ? __schedule+0x1ed0/0x1ed0
[  381.325170]  ? trace_hardirqs_off+0xb8/0x300
[  381.329688]  ? ___might_sleep+0x1ed/0x300
[  381.333916]  ? smpboot_thread_fn+0x68b/0xa00
[  381.338452]  ? trace_hardirqs_on+0x310/0x310
[  381.343018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.348773]  ? check_preemption_disabled+0x48/0x200
[  381.353926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.359647]  ? takeover_tasklets+0xa90/0xa90
[  381.364187]  run_ksoftirqd+0x94/0x100
[  381.368084]  smpboot_thread_fn+0x68b/0xa00
[  381.372473]  ? sort_range+0x30/0x30
[  381.376234]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.381473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.387122]  ? __kthread_parkme+0xfb/0x1a0
[  381.391497]  kthread+0x35a/0x420
[  381.394943]  ? sort_range+0x30/0x30
[  381.398670]  ? kthread_bind+0x40/0x40
[  381.402605]  ret_from_fork+0x3a/0x50
[  381.406438] warn_alloc_show_mem: 1 callbacks suppressed
[  381.406468] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  381.406471] Mem-Info:
[  381.406500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.411956] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  381.411956]  active_file:18 inactive_file:31 isolated_file:0
[  381.411956]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.411956]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  381.411956]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  381.411956]  free:13670 free_pcp:352 free_cma:0
[  381.419316] Call Trace:
[  381.421758] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.431223]  <IRQ>
[  381.464424] Node 0 
[  381.467068]  dump_stack+0x1c4/0x2b4
[  381.495469] 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
[  381.497648]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.499813] lowmem_reserve[]: 0
[  381.503550]  warn_alloc.cold.118+0xb7/0x1bd
[  381.529080]  2815
[  381.534405]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.537604]  6318 6318
[  381.542058]  ? lock_downgrade+0x900/0x900
[  381.544083] Node 0 
[  381.549008]  ? trace_hardirqs_off+0xb8/0x300
[  381.551518] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  381.555681]  ? trace_hardirqs_off+0xb8/0x300
[  381.557878] lowmem_reserve[]:
[  381.562379]  __alloc_pages_slowpath+0x2667/0x2d80
[  381.589091]  0
[  381.593645]  ? warn_alloc+0x120/0x120
[  381.596665]  0
[  381.601623]  ? warn_alloc+0x120/0x120
[  381.603343]  3503
[  381.607215]  ? print_usage_bug+0xc0/0xc0
[  381.608962]  3503
[  381.612832]  ? warn_alloc+0x120/0x120
[  381.618955]  ? print_usage_bug+0xc0/0xc0
[  381.620989] Node 0 
[  381.624842]  ? __lock_acquire+0x7ec/0x4ec0
[  381.628947] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  381.628959] lowmem_reserve[]:
[  381.631254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.635473]  0 0
[  381.664315]  ? should_fail+0x22d/0xd01
[  381.667385]  0 0
[  381.673060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.675008] Node 0 
[  381.678958]  ? __lock_acquire+0x7ec/0x4ec0
[  381.680894] DMA: 
[  381.686065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.688276] 1*4kB 
[  381.692588]  ? __lock_acquire+0x7ec/0x4ec0
[  381.692626]  ? should_fail+0x22d/0xd01
[  381.694680] (U) 
[  381.699913]  ? mark_held_locks+0x130/0x130
[  381.702003] 0*8kB 
[  381.706299]  ? mark_held_locks+0x130/0x130
[  381.710140] 0*16kB 1*32kB 
[  381.712171]  ? graph_lock+0x170/0x170
[  381.716402] (U) 2*64kB 
[  381.718622]  ? graph_lock+0x170/0x170
[  381.722832] (U) 
[  381.725767]  ? graph_lock+0x170/0x170
[  381.729509] 1*128kB (U) 
[  381.732173]  ? print_usage_bug+0xc0/0xc0
[  381.735938] 1*256kB 
[  381.737949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.741711] (U) 0*512kB 
[  381.744475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.748504] 1*1024kB 
[  381.750894]  ? check_preemption_disabled+0x48/0x200
[  381.756674] (U) 1*2048kB 
[  381.759468]  ? check_preemption_disabled+0x48/0x200
[  381.765046] (M) 3*4096kB 
[  381.767565]  ? __lock_is_held+0xb5/0x140
[  381.772542] (M) = 15908kB
[  381.775415]  __alloc_pages_nodemask+0xa80/0xde0
[  381.780441] Node 0 
[  381.783284]  ? graph_lock+0x170/0x170
[  381.787274] DMA32: 4*4kB 
[  381.790097]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.794735] (UM) 1*8kB 
[  381.797059]  ? graph_lock+0x170/0x170
[  381.800844] (M) 3*16kB (M) 
[  381.803721]  ? find_held_lock+0x36/0x1c0
[  381.808699] 3*32kB (M) 
[  381.811396]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.815168] 1*64kB (M) 
[  381.818185]  ? lock_downgrade+0x900/0x900
[  381.822231] 3*128kB (UM) 
[  381.824906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.829567] 3*256kB (UM) 
[  381.832242]  cache_grow_begin+0x91/0x8c0
[  381.836371] 4*512kB 
[  381.839152]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.844660] (UM) 
[  381.847484]  fallback_alloc+0x203/0x2e0
[  381.851562] 3*1024kB 
[  381.853926]  ____cache_alloc_node+0x1c7/0x1e0
[  381.858304] (M) 
[  381.860372]  kmem_cache_alloc_node+0xe3/0x730
[  381.864321] 3*2048kB (M) 
[  381.866765]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.871232] 3*4096kB (M) 
[  381.873250]  __alloc_skb+0x119/0x770
[  381.877722] = 24936kB
[  381.880483]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.884700] Node 0 
[  381.887545]  ? skb_scrub_packet+0x490/0x490
[  381.891251] Normal: 
[  381.893667]  ? lock_downgrade+0x900/0x900
[  381.898920] 1267*4kB 
[  381.901161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.905449] (UMEH) 430*8kB 
[  381.907785]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.911907] (UMEH) 
[  381.914313]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.919827] 212*16kB (UMEH) 
[  381.922788]  ? addrconf_rs_timer+0x6f0/0x6f0
[  381.928221] 35*32kB (MH) 
[  381.930501]  ndisc_alloc_skb+0x144/0x340
[  381.935961] 9*64kB 
[  381.939014]  ndisc_send_rs+0x331/0x6e0
[  381.943408] (MH) 
[  381.946229]  addrconf_rs_timer+0x3c0/0x6f0
[  381.950294] 1*128kB 
[  381.952587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.956459] (H) 
[  381.958598]  call_timer_fn+0x272/0x920
[  381.962814] 1*256kB 
[  381.965175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.969388] (H) 0*512kB 
[  381.971433]  ? process_timeout+0x40/0x40
[  381.975293] 0*1024kB 0*2048kB 
[  381.977667]  ? find_held_lock+0x36/0x1c0
[  381.981925] 0*4096kB = 13980kB
[  381.984687]  ? __run_timers+0x7da/0xc70
[  381.988774] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.992038]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.996074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.996091] 4516 total pagecache pages
[  381.999343]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.003301] 0 pages in swap cache
[  382.012697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.017185] Swap cache stats: add 0, delete 0, find 0/0
[  382.017202] Free swap  = 0kB
[  382.025838]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  382.029722] Total swap = 0kB
[  382.029740] 1965979 pages RAM
[  382.034335]  ? trace_hardirqs_on+0xbd/0x310
[  382.039248] 0 pages HighMem/MovableOnly
[  382.039269] 343324 pages reserved
[  382.043555]  ? kasan_check_read+0x11/0x20
[  382.048927] 0 pages cma reserved
[  382.049125] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.052047]  ? __run_timers+0x7da/0xc70
[  382.056736] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.059705]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.062796] ksoftirqd/0 cpuset=
[  382.067169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.071147] /
[  382.074642]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.078781]  mems_allowed=0
[  382.082171]  __run_timers+0x7e5/0xc70
[  382.129414]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  382.134846]  ? check_preemption_disabled+0x48/0x200
[  382.139949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.145651]  ? rcu_irq_exit+0xce/0x100
[  382.149641]  ? irq_exit+0xbd/0x1c0
[  382.153287]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.158399]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.163242]  ? retint_kernel+0x2d/0x2d
[  382.167193]  ? trace_hardirqs_on_caller+0xc0/0x300
[  382.172206]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.177041]  ? trace_hardirqs_off_caller+0x300/0x300
[  382.182201]  ? graph_lock+0x170/0x170
[  382.186100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.191720]  ? check_preemption_disabled+0x48/0x200
[  382.196846]  ? __lock_is_held+0xb5/0x140
[  382.200969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.206589]  ? check_preemption_disabled+0x48/0x200
[  382.211719]  run_timer_softirq+0x52/0xb0
[  382.215899]  ? rcu_read_lock_sched_held+0x108/0x120
[  382.220986]  __do_softirq+0x30b/0xad8
[  382.225745]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  382.231039]  ? pvclock_read_flags+0x160/0x160
[  382.235618]  ? lapic_next_event+0x5a/0x90
[  382.239882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.245525]  ? check_preemption_disabled+0x48/0x200
[  382.250602]  ? check_preemption_disabled+0x48/0x200
[  382.255740]  ? kvm_clock_read+0x18/0x30
[  382.259790]  ? kvm_sched_clock_read+0x9/0x20
[  382.264292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.269920]  ? check_preemption_disabled+0x48/0x200
[  382.275041]  irq_exit+0x17f/0x1c0
[  382.278581]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.283483]  ? smp_reschedule_interrupt+0x109/0x650
[  382.288579]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.294582]  ? interrupt_entry+0xb5/0xf0
[  382.298721]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.303815]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.308922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.313895]  ? trace_hardirqs_off+0x300/0x300
[  382.318463]  ? trace_hardirqs_off+0x300/0x300
[  382.323089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.328727]  ? check_preemption_disabled+0x48/0x200
[  382.333849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.339511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.344527]  apic_timer_interrupt+0xf/0x20
[  382.348872]  </IRQ>
[  382.351214] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  382.356269] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  382.375252] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  382.383056] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  382.390377] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  382.397758] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  382.405094] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  382.412493] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  382.419907]  skb_clone+0x1bb/0x500
[  382.423558]  ? skb_split+0x11e0/0x11e0
[  382.427536]  ? preempt_notifier_register+0x200/0x200
[  382.432707]  ? __switch_to_asm+0x34/0x70
[  382.436854]  ? __switch_to_asm+0x34/0x70
[  382.441033]  ? __switch_to_asm+0x40/0x70
[  382.445179]  ? __switch_to_asm+0x34/0x70
[  382.449371]  ? __switch_to_asm+0x40/0x70
[  382.453536]  ? __switch_to_asm+0x40/0x70
[  382.457675]  ? __switch_to_asm+0x34/0x70
[  382.461808]  ? __switch_to_asm+0x34/0x70
[  382.465948]  ? __switch_to_asm+0x40/0x70
[  382.470089]  ? __switch_to_asm+0x34/0x70
[  382.474232]  bpf_clone_redirect+0xb9/0x490
[  382.478615]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  382.483728]  ? __sched_text_start+0x8/0x8
[  382.487950]  ? retint_kernel+0x2d/0x2d
[  382.491905]  ? find_held_lock+0x36/0x1c0
[  382.496213]  ? lock_acquire+0x1ed/0x520
[  382.500272]  ? bpf_test_run+0x32e/0x5a0
[  382.504390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.510055]  ? check_preemption_disabled+0x48/0x200
[  382.515140]  ? kasan_check_read+0x11/0x20
[  382.519423]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.524825]  ? rcu_bh_qs+0xc0/0xc0
[  382.528432]  ? preempt_schedule+0x4d/0x60
[  382.532641]  ? ___preempt_schedule+0x16/0x18
[  382.537126]  ? bpf_test_run+0x1c0/0x5a0
[  382.541192]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.545678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.551277]  ? bpf_test_init.isra.9+0x70/0x100
[  382.555949]  ? bpf_prog_test_run_skb+0x634/0xb40
[  382.560801]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  382.565754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.571377]  ? fput+0x130/0x1a0
[  382.574715]  ? __bpf_prog_get+0x9b/0x290
[  382.578847]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  382.583775]  ? bpf_prog_test_run+0x130/0x1a0
[  382.588280]  ? __x64_sys_bpf+0x3d8/0x510
[  382.592418]  ? bpf_prog_get+0x20/0x20
[  382.596340]  ? do_syscall_64+0x1b9/0x820
[  382.600466]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.605942]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.610939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.615849]  ? trace_hardirqs_off+0x300/0x300
[  382.620444]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.625554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.631180]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.636302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.641233]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.646682] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  382.646792] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.653530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.653542] Call Trace:
[  382.653593]  dump_stack+0x1c4/0x2b4
[  382.653608]  ? dump_stack_print_info.cold.2+0x52/0x52
[  382.653634]  warn_alloc.cold.118+0xb7/0x1bd
[  382.653647]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.653667]  ? lock_downgrade+0x900/0x900
[  382.653691]  ? trace_hardirqs_off+0xb8/0x300
[  382.660530] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.669823]  ? trace_hardirqs_off+0xb8/0x300
[  382.672411] syz-executor1 cpuset=
[  382.676118]  __alloc_pages_slowpath+0x2667/0x2d80
[  382.681311] syz1
[  382.685750]  ? warn_alloc+0x120/0x120
[  382.690579]  mems_allowed=0
[  382.731498]  ? warn_alloc+0x120/0x120
[  382.735384]  ? print_usage_bug+0xc0/0xc0
[  382.739554]  ? warn_alloc+0x120/0x120
[  382.743449]  ? print_usage_bug+0xc0/0xc0
[  382.747607]  ? __lock_acquire+0x7ec/0x4ec0
[  382.751906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.757521]  ? should_fail+0x22d/0xd01
[  382.761515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.766695]  ? __lock_acquire+0x7ec/0x4ec0
[  382.771068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.776255]  ? __lock_acquire+0x7ec/0x4ec0
[  382.780551]  ? should_fail+0x22d/0xd01
[  382.784522]  ? mark_held_locks+0x130/0x130
[  382.788844]  ? mark_held_locks+0x130/0x130
[  382.793176]  ? graph_lock+0x170/0x170
[  382.797074]  ? graph_lock+0x170/0x170
[  382.800968]  ? graph_lock+0x170/0x170
[  382.804880]  ? print_usage_bug+0xc0/0xc0
[  382.809056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.814683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.820318]  ? check_preemption_disabled+0x48/0x200
[  382.825465]  ? check_preemption_disabled+0x48/0x200
[  382.830615]  ? __lock_is_held+0xb5/0x140
[  382.834755]  __alloc_pages_nodemask+0xa80/0xde0
[  382.839536]  ? graph_lock+0x170/0x170
[  382.843426]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.848502]  ? graph_lock+0x170/0x170
[  382.852389]  ? find_held_lock+0x36/0x1c0
[  382.856563]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.861379]  ? lock_downgrade+0x900/0x900
[  382.865665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.871372]  cache_grow_begin+0x91/0x8c0
[  382.875561]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.880063]  fallback_alloc+0x203/0x2e0
[  382.884110]  ____cache_alloc_node+0x1c7/0x1e0
[  382.888699]  kmem_cache_alloc_node+0xe3/0x730
[  382.893258]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.897591]  __alloc_skb+0x119/0x770
[  382.901377]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.906752]  ? skb_scrub_packet+0x490/0x490
[  382.911178]  ? lock_downgrade+0x900/0x900
[  382.915400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.921085]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.926611]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.932138]  ? addrconf_rs_timer+0x6f0/0x6f0
[  382.936629]  ndisc_alloc_skb+0x144/0x340
[  382.940775]  ndisc_send_rs+0x331/0x6e0
[  382.944750]  addrconf_rs_timer+0x3c0/0x6f0
[  382.949069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.953374]  call_timer_fn+0x272/0x920
[  382.957342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.961642]  ? process_timeout+0x40/0x40
[  382.965768]  ? find_held_lock+0x36/0x1c0
[  382.969925]  ? __run_timers+0x7da/0xc70
[  382.973965]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.978556]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.983100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.987437]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  382.992208]  ? trace_hardirqs_on+0xbd/0x310
[  382.996599]  ? kasan_check_read+0x11/0x20
[  383.000845]  ? __run_timers+0x7da/0xc70
[  383.004896]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.010448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.014860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.019159]  __run_timers+0x7e5/0xc70
[  383.023060]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  383.028960]  ? compat_start_thread+0x80/0x80
[  383.033464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.039078]  ? _raw_spin_unlock_irq+0x60/0x80
[  383.043635]  ? finish_task_switch+0x1f5/0x900
[  383.048206]  ? finish_task_switch+0x1b5/0x900
[  383.052807]  ? __switch_to_asm+0x34/0x70
[  383.056972]  ? preempt_notifier_register+0x200/0x200
[  383.062156]  ? __switch_to_asm+0x34/0x70
[  383.066350]  ? __switch_to_asm+0x40/0x70
[  383.070552]  ? __switch_to_asm+0x34/0x70
[  383.074740]  ? __switch_to_asm+0x40/0x70
[  383.078888]  ? __switch_to_asm+0x34/0x70
[  383.083020]  ? __switch_to_asm+0x40/0x70
[  383.087155]  ? __switch_to_asm+0x40/0x70
[  383.091312]  ? pvclock_read_flags+0x160/0x160
[  383.096013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.101677]  ? check_preemption_disabled+0x48/0x200
[  383.106895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  383.112333]  ? rcu_pm_notify+0xc0/0xc0
[  383.116394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.122630]  ? check_preemption_disabled+0x48/0x200
[  383.127904]  run_timer_softirq+0x52/0xb0
[  383.132200]  ? rcu_read_lock_sched_held+0x108/0x120
[  383.137434]  __do_softirq+0x30b/0xad8
[  383.141402]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  383.146843]  ? trace_hardirqs_off_caller+0x300/0x300
[  383.152007]  ? retint_kernel+0x1b/0x2d
[  383.156679]  ? schedule+0x108/0x460
[  383.160361]  ? __schedule+0x1ed0/0x1ed0
[  383.165366]  ? trace_hardirqs_off+0xb8/0x300
[  383.173336]  ? ___might_sleep+0x1ed/0x300
[  383.180754]  ? smpboot_thread_fn+0x68b/0xa00
[  383.188750]  ? trace_hardirqs_on+0x310/0x310
[  383.194052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.199683]  ? check_preemption_disabled+0x48/0x200
[  383.204793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.210483]  ? takeover_tasklets+0xa90/0xa90
[  383.215070]  run_ksoftirqd+0x94/0x100
[  383.218938]  smpboot_thread_fn+0x68b/0xa00
[  383.223291]  ? sort_range+0x30/0x30
[  383.228055]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  383.233259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.238909]  ? __kthread_parkme+0xfb/0x1a0
[  383.243228]  kthread+0x35a/0x420
[  383.246660]  ? sort_range+0x30/0x30
[  383.250329]  ? kthread_bind+0x40/0x40
[  383.254211]  ret_from_fork+0x3a/0x50
[  383.258029] warn_alloc_show_mem: 1 callbacks suppressed
[  383.258045] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  383.258048] Mem-Info:
[  383.258084] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  383.258084]  active_file:18 inactive_file:31 isolated_file:0
[  383.258084]  unevictable:0 dirty:0 writeback:0 unstable:0
[  383.258084]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  383.258084]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  383.258084]  free:13670 free_pcp:352 free_cma:0
[  383.263486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.270881] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  383.273347] Call Trace:
[  383.306531] Node 0 
[  383.315985]  <IRQ>
[  383.345945] 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
[  383.348535]  dump_stack+0x1c4/0x2b4
[  383.350745] lowmem_reserve[]: 0
[  383.352974]  ? dump_stack_print_info.cold.2+0x52/0x52
[  383.378520]  2815
[  383.382284]  warn_alloc.cold.118+0xb7/0x1bd
[  383.385474]  6318 6318
[  383.390802]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.397220]  ? lock_downgrade+0x900/0x900
[  383.399676] Node 0 
[  383.404598]  ? trace_hardirqs_off+0xb8/0x300
[  383.408774] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  383.411038]  ? trace_hardirqs_off+0xb8/0x300
[  383.415506] lowmem_reserve[]: 0
[  383.442450]  __alloc_pages_slowpath+0x2667/0x2d80
[  383.446809]  0 3503
[  383.450217]  ? warn_alloc+0x120/0x120
[  383.454991]  3503
[  383.457311]  ? trace_hardirqs_on+0x310/0x310
[  383.461064] Node 0 
[  383.463281]  ? warn_alloc+0x120/0x120
[  383.467722] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  383.469980]  ? print_usage_bug+0xc0/0xc0
[  383.473736] lowmem_reserve[]: 0
[  383.502513]  ? warn_alloc+0x120/0x120
[  383.506680]  0 0
[  383.510052]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  383.510073]  ? print_usage_bug+0xc0/0xc0
[  383.513909]  0
[  383.516022]  ? __lock_acquire+0x7ec/0x4ec0
[  383.521030] Node 0 
[  383.525184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.526937] DMA: 1*4kB 
[  383.531295]  ? should_fail+0x22d/0xd01
[  383.533502] (U) 
[  383.539102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.541662] 0*8kB 
[  383.545616]  ? __lock_acquire+0x7ec/0x4ec0
[  383.547552] 0*16kB 
[  383.552772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.554886] 1*32kB 
[  383.559235]  ? __lock_acquire+0x7ec/0x4ec0
[  383.561422] (U) 
[  383.566631]  ? should_fail+0x22d/0xd01
[  383.568822] 2*64kB 
[  383.573115]  ? print_usage_bug+0xc0/0xc0
[  383.575072] (U) 
[  383.579152]  ? mark_held_locks+0x130/0x130
[  383.581382] 1*128kB (U) 
[  383.585667]  ? mark_held_locks+0x130/0x130
[  383.587901] 1*256kB (U) 
[  383.593813]  ? graph_lock+0x170/0x170
[  383.596424] 0*512kB 1*1024kB (U) 
[  383.600845]  ? print_usage_bug+0xc0/0xc0
[  383.603540] 1*2048kB (M) 
[  383.612863]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  383.616508] 3*4096kB (M) = 15908kB
[  383.620933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.623738] Node 0 
[  383.628995]  ? check_preemption_disabled+0x48/0x200
[  383.632698] DMA32: 4*4kB 
[  383.638404]  ? check_preemption_disabled+0x48/0x200
[  383.640908] (UM) 1*8kB 
[  383.646107]  ? __lock_is_held+0xb5/0x140
[  383.648846] (M) 3*16kB 
[  383.654033]  __alloc_pages_nodemask+0xa80/0xde0
[  383.656642] (M) 
[  383.660787]  ? graph_lock+0x170/0x170
[  383.663794] 3*32kB (M) 1*64kB 
[  383.668629]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  383.670728] (M) 3*128kB 
[  383.674688]  ? graph_lock+0x170/0x170
[  383.678035] (UM) 3*256kB (UM) 4*512kB 
[  383.683229]  ? find_held_lock+0x36/0x1c0
[  383.686054] (UM) 3*1024kB 
[  383.689979]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.693946] (M) 3*2048kB 
[  383.698956]  ? lock_downgrade+0x900/0x900
[  383.701773] (M) 3*4096kB 
[  383.706576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.709278] (M) = 24936kB
[  383.713510]  cache_grow_begin+0x91/0x8c0
[  383.716268] Node 0 
[  383.722053]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.724889] Normal: 1267*4kB 
[  383.729054]  fallback_alloc+0x203/0x2e0
[  383.731266] (UMEH) 430*8kB 
[  383.735836]  ____cache_alloc_node+0x1c7/0x1e0
[  383.738897] (UMEH) 212*16kB 
[  383.743028]  kmem_cache_alloc_node+0xe3/0x730
[  383.745937] (UMEH) 35*32kB (MH) 9*64kB 
[  383.750583]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.753574] (MH) 1*128kB 
[  383.758394]  __alloc_skb+0x119/0x770
[  383.762306] (H) 1*256kB 
[  383.766713]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  383.769422] (H) 0*512kB 0*1024kB 
[  383.773246]  ? skb_scrub_packet+0x490/0x490
[  383.776230] 0*2048kB 0*4096kB 
[  383.781621]  ? lock_downgrade+0x900/0x900
[  383.785032] = 13980kB
[  383.785047] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.785063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.789498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.792744] 4516 total pagecache pages
[  383.792780] 0 pages in swap cache
[  383.792786] Swap cache stats: add 0, delete 0, find 0/0
[  383.797200]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.799698] Free swap  = 0kB
[  383.799720] Total swap = 0kB
[  383.808805]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.817346] 1965979 pages RAM
[  383.822894]  ? addrconf_rs_timer+0x6f0/0x6f0
[  383.826765] 0 pages HighMem/MovableOnly
[  383.830227]  ndisc_alloc_skb+0x144/0x340
[  383.835554] 343324 pages reserved
[  383.835564] 0 pages cma reserved
[  383.841019]  ndisc_send_rs+0x331/0x6e0
[  383.844124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.847030]  addrconf_rs_timer+0x3c0/0x6f0
[  383.852588] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.855592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.859978] ksoftirqd/0 cpuset=
[  383.863959]  call_timer_fn+0x272/0x920
[  383.867987] /
[  383.871460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.874806]  mems_allowed=0
[  383.878692]  ? process_timeout+0x40/0x40
[  383.923978]  ? find_held_lock+0x36/0x1c0
[  383.928065]  ? __run_timers+0x7da/0xc70
[  383.932049]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.936543]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.941043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.945293]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  383.949880]  ? trace_hardirqs_on+0xbd/0x310
[  383.954204]  ? kasan_check_read+0x11/0x20
[  383.958351]  ? __run_timers+0x7da/0xc70
[  383.962344]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.967803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.972049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.976292]  __run_timers+0x7e5/0xc70
[  383.980109]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  383.985493]  ? check_preemption_disabled+0x48/0x200
[  383.990516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.996064]  ? rcu_irq_exit+0xce/0x100
[  384.000272]  ? irq_exit+0xbd/0x1c0
[  384.003823]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  384.008846]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.013609]  ? retint_kernel+0x2d/0x2d
[  384.017500]  ? trace_hardirqs_on_caller+0xc0/0x300
[  384.022445]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.027204]  ? trace_hardirqs_off_caller+0x300/0x300
[  384.032414]  ? graph_lock+0x170/0x170
[  384.036249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.041790]  ? check_preemption_disabled+0x48/0x200
[  384.046821]  ? __lock_is_held+0xb5/0x140
[  384.050886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.056428]  ? check_preemption_disabled+0x48/0x200
[  384.061470]  run_timer_softirq+0x52/0xb0
[  384.065544]  ? rcu_read_lock_sched_held+0x108/0x120
[  384.070570]  __do_softirq+0x30b/0xad8
[  384.074396]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.079532]  ? pvclock_read_flags+0x160/0x160
[  384.084030]  ? lapic_next_event+0x5a/0x90
[  384.088184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.093722]  ? check_preemption_disabled+0x48/0x200
[  384.098738]  ? check_preemption_disabled+0x48/0x200
[  384.103768]  ? kvm_clock_read+0x18/0x30
[  384.108241]  ? kvm_sched_clock_read+0x9/0x20
[  384.112660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.118201]  ? check_preemption_disabled+0x48/0x200
[  384.123240]  irq_exit+0x17f/0x1c0
[  384.126708]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.131555]  ? smp_reschedule_interrupt+0x109/0x650
[  384.136574]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.142460]  ? interrupt_entry+0xb5/0xf0
[  384.146537]  ? trace_hardirqs_off_caller+0xbb/0x300
[  384.151553]  ? trace_hardirqs_off_caller+0xbb/0x300
[  384.156584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.161433]  ? trace_hardirqs_off+0x300/0x300
[  384.165933]  ? trace_hardirqs_off+0x300/0x300
[  384.170436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.175978]  ? check_preemption_disabled+0x48/0x200
[  384.180995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.186545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.191432]  apic_timer_interrupt+0xf/0x20
[  384.195678]  </IRQ>
[  384.197927] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  384.202865] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  384.221763] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  384.229477] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  384.236768] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  384.244036] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  384.251311] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  384.258589] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  384.265913]  skb_clone+0x1bb/0x500
[  384.269493]  ? skb_split+0x11e0/0x11e0
[  384.273396]  ? preempt_notifier_register+0x200/0x200
[  384.278510]  ? __switch_to_asm+0x34/0x70
[  384.282573]  ? __switch_to_asm+0x34/0x70
[  384.286634]  ? __switch_to_asm+0x40/0x70
[  384.290693]  ? __switch_to_asm+0x34/0x70
[  384.294756]  ? __switch_to_asm+0x40/0x70
[  384.298816]  ? __switch_to_asm+0x40/0x70
[  384.302874]  ? __switch_to_asm+0x34/0x70
[  384.306936]  ? __switch_to_asm+0x34/0x70
[  384.311000]  ? __switch_to_asm+0x40/0x70
[  384.315058]  ? __switch_to_asm+0x34/0x70
[  384.319131]  bpf_clone_redirect+0xb9/0x490
[  384.323382]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  384.328431]  ? __sched_text_start+0x8/0x8
[  384.332585]  ? retint_kernel+0x2d/0x2d
[  384.336494]  ? find_held_lock+0x36/0x1c0
[  384.340566]  ? lock_acquire+0x1ed/0x520
[  384.344543]  ? bpf_test_run+0x32e/0x5a0
[  384.348531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.354072]  ? check_preemption_disabled+0x48/0x200
[  384.359096]  ? kasan_check_read+0x11/0x20
[  384.363249]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.368528]  ? rcu_bh_qs+0xc0/0xc0
[  384.372075]  ? preempt_schedule+0x4d/0x60
[  384.376234]  ? ___preempt_schedule+0x16/0x18
[  384.380652]  ? bpf_test_run+0x1c0/0x5a0
[  384.384640]  ? netlink_diag_dump+0x2a0/0x2a0
[  384.389059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.394596]  ? bpf_test_init.isra.9+0x70/0x100
[  384.399187]  ? bpf_prog_test_run_skb+0x634/0xb40
[  384.403955]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.408797]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  384.414332]  ? fput+0x130/0x1a0
[  384.417614]  ? __bpf_prog_get+0x9b/0x290
[  384.421679]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.426524]  ? bpf_prog_test_run+0x130/0x1a0
[  384.430942]  ? __x64_sys_bpf+0x3d8/0x510
[  384.435007]  ? bpf_prog_get+0x20/0x20
[  384.438840]  ? do_syscall_64+0x1b9/0x820
[  384.442910]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.448281]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.453208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.458063]  ? trace_hardirqs_off+0x300/0x300
[  384.462579]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.467611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.473162]  ? prepare_exit_to_usermode+0x291/0x3b0
[  384.478202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.483082]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.488492] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  384.488625] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.495260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.495267] Call Trace:
[  384.495294]  dump_stack+0x1c4/0x2b4
[  384.495315]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.501912] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.511170]  warn_alloc.cold.118+0xb7/0x1bd
[  384.513722] syz-executor1 cpuset=
[  384.517347]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.522517] syz1
[  384.533002]  ? lock_downgrade+0x900/0x900
[  384.537306]  mems_allowed=0
[  384.540759]  ? trace_hardirqs_off+0xb8/0x300
[  384.559027]  ? trace_hardirqs_off+0xb8/0x300
[  384.563451]  __alloc_pages_slowpath+0x2667/0x2d80
[  384.568338]  ? warn_alloc+0x120/0x120
[  384.572153]  ? warn_alloc+0x120/0x120
[  384.575972]  ? print_usage_bug+0xc0/0xc0
[  384.580041]  ? warn_alloc+0x120/0x120
[  384.583845]  ? print_usage_bug+0xc0/0xc0
[  384.587923]  ? __lock_acquire+0x7ec/0x4ec0
[  384.592168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.597713]  ? should_fail+0x22d/0xd01
[  384.601612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.606809]  ? __lock_acquire+0x7ec/0x4ec0
[  384.611051]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.616153]  ? __lock_acquire+0x7ec/0x4ec0
[  384.620388]  ? should_fail+0x22d/0xd01
[  384.624273]  ? print_usage_bug+0xc0/0xc0
[  384.628345]  ? mark_held_locks+0x130/0x130
[  384.632587]  ? mark_held_locks+0x130/0x130
[  384.636834]  ? graph_lock+0x170/0x170
[  384.640636]  ? print_usage_bug+0xc0/0xc0
[  384.644709]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.649475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.655015]  ? check_preemption_disabled+0x48/0x200
[  384.660028]  ? check_preemption_disabled+0x48/0x200
[  384.665056]  ? __lock_is_held+0xb5/0x140
[  384.669130]  __alloc_pages_nodemask+0xa80/0xde0
[  384.673805]  ? graph_lock+0x170/0x170
[  384.677611]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  384.682629]  ? graph_lock+0x170/0x170
[  384.686444]  ? find_held_lock+0x36/0x1c0
[  384.690524]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.695201]  ? lock_downgrade+0x900/0x900
[  384.699364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.704920]  cache_grow_begin+0x91/0x8c0
[  384.708989]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.713409]  fallback_alloc+0x203/0x2e0
[  384.717398]  ____cache_alloc_node+0x1c7/0x1e0
[  384.721911]  kmem_cache_alloc_node+0xe3/0x730
[  384.726412]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.730663]  __alloc_skb+0x119/0x770
[  384.734382]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.739667]  ? skb_scrub_packet+0x490/0x490
[  384.743992]  ? lock_downgrade+0x900/0x900
[  384.748152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.753697]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.759158]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.764612]  ? addrconf_rs_timer+0x6f0/0x6f0
[  384.769038]  ndisc_alloc_skb+0x144/0x340
[  384.773112]  ndisc_send_rs+0x331/0x6e0
[  384.777013]  addrconf_rs_timer+0x3c0/0x6f0
[  384.781257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.785507]  call_timer_fn+0x272/0x920
[  384.789400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.793639]  ? process_timeout+0x40/0x40
[  384.797700]  ? find_held_lock+0x36/0x1c0
[  384.801776]  ? __run_timers+0x7da/0xc70
[  384.805757]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.810253]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.814751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.818991]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  384.823581]  ? trace_hardirqs_on+0xbd/0x310
[  384.827911]  ? kasan_check_read+0x11/0x20
[  384.832061]  ? __run_timers+0x7da/0xc70
[  384.836045]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.841513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.845762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.850011]  __run_timers+0x7e5/0xc70
[  384.853855]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.859235]  ? compat_start_thread+0x80/0x80
[  384.863658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.869209]  ? _raw_spin_unlock_irq+0x60/0x80
[  384.873711]  ? finish_task_switch+0x1f5/0x900
[  384.878204]  ? finish_task_switch+0x1b5/0x900
[  384.882701]  ? __switch_to_asm+0x34/0x70
[  384.886768]  ? preempt_notifier_register+0x200/0x200
[  384.891873]  ? __switch_to_asm+0x34/0x70
[  384.895940]  ? __switch_to_asm+0x40/0x70
[  384.900003]  ? __switch_to_asm+0x34/0x70
[  384.904064]  ? __switch_to_asm+0x40/0x70
[  384.908129]  ? __switch_to_asm+0x34/0x70
[  384.912192]  ? __switch_to_asm+0x40/0x70
[  384.916266]  ? __switch_to_asm+0x40/0x70
[  384.920365]  ? pvclock_read_flags+0x160/0x160
[  384.924899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.930447]  ? check_preemption_disabled+0x48/0x200
[  384.935482]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.940770]  ? rcu_pm_notify+0xc0/0xc0
[  384.944662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.950202]  ? check_preemption_disabled+0x48/0x200
[  384.955249]  run_timer_softirq+0x52/0xb0
[  384.959322]  ? rcu_read_lock_sched_held+0x108/0x120
[  384.964348]  __do_softirq+0x30b/0xad8
[  384.968169]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.973277]  ? trace_hardirqs_off_caller+0x300/0x300
[  384.978384]  ? retint_kernel+0x1b/0x2d
[  384.982287]  ? schedule+0x108/0x460
[  384.985931]  ? __schedule+0x1ed0/0x1ed0
[  384.989926]  ? trace_hardirqs_off+0xb8/0x300
[  384.994365]  ? ___might_sleep+0x1ed/0x300
[  384.998519]  ? smpboot_thread_fn+0x68b/0xa00
[  385.002948]  ? trace_hardirqs_on+0x310/0x310
[  385.007365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.012912]  ? check_preemption_disabled+0x48/0x200
[  385.017935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.023480]  ? takeover_tasklets+0xa90/0xa90
[  385.027899]  run_ksoftirqd+0x94/0x100
[  385.031705]  smpboot_thread_fn+0x68b/0xa00
[  385.035948]  ? sort_range+0x30/0x30
[  385.039595]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  385.044715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.050274]  ? __kthread_parkme+0xfb/0x1a0
[  385.054519]  kthread+0x35a/0x420
[  385.057899]  ? sort_range+0x30/0x30
[  385.061532]  ? kthread_bind+0x40/0x40
[  385.065349]  ret_from_fork+0x3a/0x50
[  385.069083] warn_alloc_show_mem: 1 callbacks suppressed
[  385.069096] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  385.069098] Mem-Info:
[  385.069132] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  385.069132]  active_file:18 inactive_file:31 isolated_file:0
[  385.069132]  unevictable:0 dirty:0 writeback:0 unstable:0
[  385.069132]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  385.069132]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  385.069132]  free:13670 free_pcp:352 free_cma:0
[  385.074471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.074481] Call Trace:
[  385.081771] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  385.084175]  <IRQ>
[  385.117257] Node 0 
[  385.126640]  dump_stack+0x1c4/0x2b4
[  385.129222] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  385.157160]  ? dump_stack_print_info.cold.2+0x52/0x52
[  385.159284] lowmem_reserve[]:
[  385.161538]  warn_alloc.cold.118+0xb7/0x1bd
[  385.165135]  0
[  385.190658]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.195824]  2815
[  385.198931]  ? lock_downgrade+0x900/0x900
[  385.203223]  6318 6318
[  385.205044]  ? trace_hardirqs_off+0xb8/0x300
[  385.209858] Node 0 
[  385.211931]  ? trace_hardirqs_off+0xb8/0x300
[  385.216081] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  385.218562]  __alloc_pages_slowpath+0x2667/0x2d80
[  385.222934] lowmem_reserve[]: 0
[  385.225206]  ? warn_alloc+0x120/0x120
[  385.229558]  0 3503
[  385.256326]  ? trace_hardirqs_on+0x310/0x310
[  385.261144]  3503
[  385.264422]  ? warn_alloc+0x120/0x120
[  385.268200] Node 0 
[  385.270441]  ? print_usage_bug+0xc0/0xc0
[  385.274849] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  385.276886]  ? warn_alloc+0x120/0x120
[  385.280665] lowmem_reserve[]: 0
[  385.282929]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.286969]  0
[  385.315612]  ? print_usage_bug+0xc0/0xc0
[  385.319383]  0 0
[  385.322677]  ? __lock_acquire+0x7ec/0x4ec0
[  385.327673] Node 0 
[  385.329473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.333501] DMA: 1*4kB 
[  385.335499]  ? should_fail+0x22d/0xd01
[  385.339690] (U) 0*8kB 
[  385.341940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.347450] 0*16kB 1*32kB 
[  385.350042]  ? __lock_acquire+0x7ec/0x4ec0
[  385.353912] (U) 
[  385.356416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.361493] 2*64kB (U) 
[  385.364347]  ? __lock_acquire+0x7ec/0x4ec0
[  385.368556] 1*128kB (U) 
[  385.370547]  ? should_fail+0x22d/0xd01
[  385.375634] 1*256kB 
[  385.378213]  ? print_usage_bug+0xc0/0xc0
[  385.382417] (U) 0*512kB 
[  385.385101]  ? mark_held_locks+0x130/0x130
[  385.388953] 1*1024kB (U) 
[  385.391290]  ? mark_held_locks+0x130/0x130
[  385.395325] 1*2048kB (M) 
[  385.398019]  ? graph_lock+0x170/0x170
[  385.402223] 3*4096kB 
[  385.404986]  ? print_usage_bug+0xc0/0xc0
[  385.409198] (M) 
[  385.411957]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.415726] = 15908kB
[  385.415735] Node 0 
[  385.418144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.422172] DMA32: 4*4kB 
[  385.424155]  ? check_preemption_disabled+0x48/0x200
[  385.428888] (UM) 
[  385.431294]  ? check_preemption_disabled+0x48/0x200
[  385.433512] 1*8kB 
[  385.439049]  ? __lock_is_held+0xb5/0x140
[  385.441775] (M) 
[  385.446792]  __alloc_pages_nodemask+0xa80/0xde0
[  385.448821] 3*16kB (M) 
[  385.453838]  ? graph_lock+0x170/0x170
[  385.455970] 3*32kB 
[  385.460025]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.461979] (M) 
[  385.466646]  ? graph_lock+0x170/0x170
[  385.469207] 1*64kB (M) 
[  385.473033]  ? find_held_lock+0x36/0x1c0
[  385.475241] 3*128kB (UM) 
[  385.480274]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.482221] 3*256kB 
[  385.486019]  ? lock_downgrade+0x900/0x900
[  385.488579] (UM) 
[  385.492641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.495376] 4*512kB 
[  385.500049]  cache_grow_begin+0x91/0x8c0
[  385.502338] (UM) 3*1024kB 
[  385.506500]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.508530] (M) 
[  385.514067]  fallback_alloc+0x203/0x2e0
[  385.516372] 3*2048kB 
[  385.520437]  ____cache_alloc_node+0x1c7/0x1e0
[  385.523254] (M) 3*4096kB 
[  385.527684]  kmem_cache_alloc_node+0xe3/0x730
[  385.529630] (M) 
[  385.533607]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.535995] = 24936kB
[  385.540503]  __alloc_skb+0x119/0x770
[  385.543233] Node 0 
[  385.547727]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.549672] Normal: 1267*4kB 
[  385.553915]  ? skb_scrub_packet+0x490/0x490
[  385.556305] (UMEH) 
[  385.560017]  ? lock_downgrade+0x900/0x900
[  385.562222] 430*8kB (UMEH) 
[  385.567518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.570587] 212*16kB (UMEH) 
[  385.574921]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.577132] 35*32kB 
[  385.581277]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.584186] (MH) 
[  385.589721]  ? addrconf_rs_timer+0x6f0/0x6f0
[  385.592708] 9*64kB (MH) 
[  385.598177]  ndisc_alloc_skb+0x144/0x340
[  385.600471] 1*128kB 
[  385.605928]  ndisc_send_rs+0x331/0x6e0
[  385.607969] (H) 
[  385.612378]  addrconf_rs_timer+0x3c0/0x6f0
[  385.615017] 1*256kB (H) 
[  385.619085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.621388] 0*512kB 0*1024kB 0*2048kB 
[  385.625301]  call_timer_fn+0x272/0x920
[  385.627243] 0*4096kB = 13980kB
[  385.631483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.634142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  385.638367]  ? process_timeout+0x40/0x40
[  385.642238] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  385.646119]  ? find_held_lock+0x36/0x1c0
[  385.649289] 4516 total pagecache pages
[  385.653530]  ? __run_timers+0x7da/0xc70
[  385.662345] 0 pages in swap cache
[  385.666404]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.674955] Swap cache stats: add 0, delete 0, find 0/0
[  385.679009]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.682877] Free swap  = 0kB
[  385.686855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.690282] Total swap = 0kB
[  385.694774]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  385.700114] 1965979 pages RAM
[  385.704609]  ? trace_hardirqs_on+0xbd/0x310
[  385.707605] 0 pages HighMem/MovableOnly
[  385.711834]  ? kasan_check_read+0x11/0x20
[  385.714829] 343324 pages reserved
[  385.719414]  ? __run_timers+0x7da/0xc70
[  385.722486] 0 pages cma reserved
[  385.722597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.726830]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.730946] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.734932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.738361] ksoftirqd/0 cpuset=
[  385.742358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.745696] /
[  385.752197]  __run_timers+0x7e5/0xc70
[  385.757625]  mems_allowed=0
[  385.767944]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  385.794119]  ? check_preemption_disabled+0x48/0x200
[  385.799144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.804712]  ? rcu_irq_exit+0xce/0x100
[  385.808615]  ? irq_exit+0xbd/0x1c0
[  385.812162]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  385.817194]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.821960]  ? retint_kernel+0x2d/0x2d
[  385.825852]  ? trace_hardirqs_on_caller+0xc0/0x300
[  385.830809]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.835569]  ? trace_hardirqs_off_caller+0x300/0x300
[  385.840681]  ? graph_lock+0x170/0x170
[  385.844506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.850049]  ? check_preemption_disabled+0x48/0x200
[  385.855091]  ? __lock_is_held+0xb5/0x140
[  385.859155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.864697]  ? check_preemption_disabled+0x48/0x200
[  385.869812]  run_timer_softirq+0x52/0xb0
[  385.873875]  ? rcu_read_lock_sched_held+0x108/0x120
[  385.878897]  __do_softirq+0x30b/0xad8
[  385.882716]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  385.887828]  ? pvclock_read_flags+0x160/0x160
[  385.892324]  ? lapic_next_event+0x5a/0x90
[  385.896472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.902016]  ? check_preemption_disabled+0x48/0x200
[  385.907038]  ? check_preemption_disabled+0x48/0x200
[  385.912066]  ? kvm_clock_read+0x18/0x30
[  385.916041]  ? kvm_sched_clock_read+0x9/0x20
[  385.920476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.926021]  ? check_preemption_disabled+0x48/0x200
[  385.931062]  irq_exit+0x17f/0x1c0
[  385.934531]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.939374]  ? smp_reschedule_interrupt+0x109/0x650
[  385.944409]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.950294]  ? interrupt_entry+0xb5/0xf0
[  385.954358]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.959381]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.964415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.969260]  ? trace_hardirqs_off+0x300/0x300
[  385.973756]  ? trace_hardirqs_off+0x300/0x300
[  385.978252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.983792]  ? check_preemption_disabled+0x48/0x200
[  385.988807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.994362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.999464]  apic_timer_interrupt+0xf/0x20
[  386.003696]  </IRQ>
[  386.005941] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  386.010880] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  386.029809] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  386.037536] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  386.044811] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  386.052079] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  386.059346] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  386.066617] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  386.073952]  skb_clone+0x1bb/0x500
[  386.077506]  ? skb_split+0x11e0/0x11e0
[  386.081407]  ? preempt_notifier_register+0x200/0x200
[  386.086518]  ? __switch_to_asm+0x34/0x70
[  386.090581]  ? __switch_to_asm+0x34/0x70
[  386.094643]  ? __switch_to_asm+0x40/0x70
[  386.098714]  ? __switch_to_asm+0x34/0x70
[  386.102774]  ? __switch_to_asm+0x40/0x70
[  386.107362]  ? __switch_to_asm+0x40/0x70
[  386.111428]  ? __switch_to_asm+0x34/0x70
[  386.115497]  ? __switch_to_asm+0x34/0x70
[  386.119560]  ? __switch_to_asm+0x40/0x70
[  386.123621]  ? __switch_to_asm+0x34/0x70
[  386.127703]  bpf_clone_redirect+0xb9/0x490
[  386.131956]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  386.136987]  ? __sched_text_start+0x8/0x8
[  386.141168]  ? retint_kernel+0x2d/0x2d
[  386.145081]  ? find_held_lock+0x36/0x1c0
[  386.149158]  ? lock_acquire+0x1ed/0x520
[  386.153141]  ? bpf_test_run+0x32e/0x5a0
[  386.157127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.162704]  ? check_preemption_disabled+0x48/0x200
[  386.167737]  ? kasan_check_read+0x11/0x20
[  386.171895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.177175]  ? rcu_bh_qs+0xc0/0xc0
[  386.180726]  ? preempt_schedule+0x4d/0x60
[  386.184886]  ? ___preempt_schedule+0x16/0x18
[  386.189311]  ? bpf_test_run+0x1c0/0x5a0
[  386.193297]  ? netlink_diag_dump+0x2a0/0x2a0
[  386.197714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.203252]  ? bpf_test_init.isra.9+0x70/0x100
[  386.207839]  ? bpf_prog_test_run_skb+0x634/0xb40
[  386.212609]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  386.217456]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.222997]  ? fput+0x130/0x1a0
[  386.226280]  ? __bpf_prog_get+0x9b/0x290
[  386.230347]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  386.235189]  ? bpf_prog_test_run+0x130/0x1a0
[  386.239601]  ? __x64_sys_bpf+0x3d8/0x510
[  386.243666]  ? bpf_prog_get+0x20/0x20
[  386.247496]  ? do_syscall_64+0x1b9/0x820
[  386.251577]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.256954]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.261893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.266745]  ? trace_hardirqs_off+0x300/0x300
[  386.271242]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.276261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.281798]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.286822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.291677]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.297064] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  386.297171] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.303827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.303833] Call Trace:
[  386.303859]  dump_stack+0x1c4/0x2b4
[  386.303881]  ? dump_stack_print_info.cold.2+0x52/0x52
[  386.310499] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.319730]  warn_alloc.cold.118+0xb7/0x1bd
[  386.322286] syz-executor1 cpuset=
[  386.325919]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.331091] syz1
[  386.341576]  ? lock_downgrade+0x900/0x900
[  386.345880]  mems_allowed=0
[  386.349365]  ? trace_hardirqs_off+0xb8/0x300
[  386.367650]  ? trace_hardirqs_off+0xb8/0x300
[  386.372086]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.376960]  ? mark_held_locks+0x130/0x130
[  386.381208]  ? warn_alloc+0x120/0x120
[  386.385023]  ? warn_alloc+0x120/0x120
[  386.388836]  ? print_usage_bug+0xc0/0xc0
[  386.392908]  ? warn_alloc+0x120/0x120
[  386.396711]  ? print_usage_bug+0xc0/0xc0
[  386.400769]  ? find_held_lock+0x36/0x1c0
[  386.404848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.410398]  ? should_fail+0x22d/0xd01
[  386.414294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.419401]  ? __lock_acquire+0x7ec/0x4ec0
[  386.423644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.428745]  ? __lock_acquire+0x7ec/0x4ec0
[  386.432983]  ? should_fail+0x22d/0xd01
[  386.436886]  ? mark_held_locks+0x130/0x130
[  386.441160]  ? mark_held_locks+0x130/0x130
[  386.445420]  ? __account_cfs_rq_runtime+0x790/0x790
[  386.450456]  ? select_task_rq_fair+0x754/0x34f0
[  386.455149]  ? lock_downgrade+0x900/0x900
[  386.459310]  ? check_preemption_disabled+0x48/0x200
[  386.464336]  ? graph_lock+0x170/0x170
[  386.468142]  ? print_usage_bug+0xc0/0xc0
[  386.472214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.477758]  ? check_preemption_disabled+0x48/0x200
[  386.482783]  ? check_preemption_disabled+0x48/0x200
[  386.487818]  ? __lock_is_held+0xb5/0x140
[  386.491900]  __alloc_pages_nodemask+0xa80/0xde0
[  386.496577]  ? graph_lock+0x170/0x170
[  386.500385]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.505399]  ? graph_lock+0x170/0x170
[  386.509217]  ? find_held_lock+0x36/0x1c0
[  386.513500]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.518179]  ? lock_downgrade+0x900/0x900
[  386.522346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.527909]  cache_grow_begin+0x91/0x8c0
[  386.531985]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.536407]  fallback_alloc+0x203/0x2e0
[  386.540393]  ____cache_alloc_node+0x1c7/0x1e0
[  386.544902]  kmem_cache_alloc_node+0xe3/0x730
[  386.549401]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.553651]  __alloc_skb+0x119/0x770
[  386.557373]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.562655]  ? skb_scrub_packet+0x490/0x490
[  386.566980]  ? lock_downgrade+0x900/0x900
[  386.571146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.576699]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.582161]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.587640]  ? addrconf_rs_timer+0x6f0/0x6f0
[  386.592076]  ndisc_alloc_skb+0x144/0x340
[  386.596173]  ndisc_send_rs+0x331/0x6e0
[  386.600074]  addrconf_rs_timer+0x3c0/0x6f0
[  386.604329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.608587]  call_timer_fn+0x272/0x920
[  386.612480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.616731]  ? process_timeout+0x40/0x40
[  386.620797]  ? find_held_lock+0x36/0x1c0
[  386.624867]  ? __run_timers+0x7da/0xc70
[  386.628854]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.633355]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.637856]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.642097]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  386.646683]  ? trace_hardirqs_on+0xbd/0x310
[  386.651006]  ? kasan_check_read+0x11/0x20
[  386.655160]  ? __run_timers+0x7da/0xc70
[  386.659140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.664605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.668844]  __run_timers+0x7e5/0xc70
[  386.672661]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  386.678034]  ? compat_start_thread+0x80/0x80
[  386.682459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.688025]  ? _raw_spin_unlock_irq+0x60/0x80
[  386.692544]  ? finish_task_switch+0x1f5/0x900
[  386.697065]  ? finish_task_switch+0x1b5/0x900
[  386.701581]  ? __switch_to_asm+0x34/0x70
[  386.705656]  ? preempt_notifier_register+0x200/0x200
[  386.710763]  ? __switch_to_asm+0x34/0x70
[  386.714825]  ? __switch_to_asm+0x40/0x70
[  386.718885]  ? __switch_to_asm+0x34/0x70
[  386.722957]  ? __switch_to_asm+0x40/0x70
[  386.727022]  ? __switch_to_asm+0x34/0x70
[  386.731088]  ? __switch_to_asm+0x40/0x70
[  386.735152]  ? __switch_to_asm+0x40/0x70
[  386.739229]  ? pvclock_read_flags+0x160/0x160
[  386.743733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.749294]  ? check_preemption_disabled+0x48/0x200
[  386.754328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.759609]  ? rcu_pm_notify+0xc0/0xc0
[  386.763510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.769055]  ? check_preemption_disabled+0x48/0x200
[  386.774083]  run_timer_softirq+0x52/0xb0
[  386.778148]  ? rcu_read_lock_sched_held+0x108/0x120
[  386.783176]  __do_softirq+0x30b/0xad8
[  386.786998]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  386.792105]  ? trace_hardirqs_off_caller+0x300/0x300
[  386.797213]  ? retint_kernel+0x1b/0x2d
[  386.801117]  ? schedule+0x108/0x460
[  386.804752]  ? __schedule+0x1ed0/0x1ed0
[  386.808740]  ? trace_hardirqs_off+0xb8/0x300
[  386.813153]  ? ___might_sleep+0x1ed/0x300
[  386.817300]  ? smpboot_thread_fn+0x68b/0xa00
[  386.821711]  ? trace_hardirqs_on+0x310/0x310
[  386.826125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.831665]  ? check_preemption_disabled+0x48/0x200
[  386.836680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.842225]  ? takeover_tasklets+0xa90/0xa90
[  386.846639]  run_ksoftirqd+0x94/0x100
[  386.850447]  smpboot_thread_fn+0x68b/0xa00
[  386.854685]  ? sort_range+0x30/0x30
[  386.858317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.863449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.868991]  ? __kthread_parkme+0xfb/0x1a0
[  386.873235]  kthread+0x35a/0x420
[  386.876603]  ? sort_range+0x30/0x30
[  386.880243]  ? kthread_bind+0x40/0x40
[  386.884074]  ret_from_fork+0x3a/0x50
[  386.887811] warn_alloc_show_mem: 1 callbacks suppressed
[  386.887824] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  386.887827] Mem-Info:
[  386.887862] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  386.887862]  active_file:18 inactive_file:31 isolated_file:0
[  386.887862]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.887862]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  386.887862]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  386.887862]  free:13670 free_pcp:352 free_cma:0
[  386.893217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.900550] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.902954] Call Trace:
[  386.936019] Node 0 
[  386.945369]  <IRQ>
[  386.973336] 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
[  386.975910]  dump_stack+0x1c4/0x2b4
[  386.978117] lowmem_reserve[]:
[  386.980276]  ? dump_stack_print_info.cold.2+0x52/0x52
[  387.005759]  0
[  387.009407]  warn_alloc.cold.118+0xb7/0x1bd
[  387.012468]  2815
[  387.017655]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.019433]  6318
[  387.023756]  ? lock_downgrade+0x900/0x900
[  387.025795]  6318
[  387.030645]  ? trace_hardirqs_off+0xb8/0x300
[  387.036837]  ? trace_hardirqs_off+0xb8/0x300
[  387.038899] Node 0 
[  387.043321]  __alloc_pages_slowpath+0x2667/0x2d80
[  387.047731] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  387.049979]  ? warn_alloc+0x120/0x120
[  387.054769] lowmem_reserve[]: 0
[  387.081492]  ? trace_hardirqs_on+0x310/0x310
[  387.085271]  0 3503
[  387.088556]  ? warn_alloc+0x120/0x120
[  387.092939]  3503
[  387.095173]  ? print_usage_bug+0xc0/0xc0
[  387.101009]  ? warn_alloc+0x120/0x120
[  387.105047] Node 0 
[  387.108859]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  387.108904] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  387.111100]  ? print_usage_bug+0xc0/0xc0
[  387.116093] lowmem_reserve[]:
[  387.144727]  ? __lock_acquire+0x7ec/0x4ec0
[  387.148775]  0
[  387.151883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.156101]  0
[  387.157906]  ? should_fail+0x22d/0xd01
[  387.163423]  0
[  387.165221]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.169086]  0
[  387.170888]  ? __lock_acquire+0x7ec/0x4ec0
[  387.177781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.181990] Node 0 
[  387.187083]  ? __lock_acquire+0x7ec/0x4ec0
[  387.187094] DMA: 
[  387.189321]  ? should_fail+0x22d/0xd01
[  387.193535] 1*4kB 
[  387.195614]  ? mark_held_locks+0x130/0x130
[  387.199470] (U) 
[  387.201616]  ? mark_held_locks+0x130/0x130
[  387.205822] 0*8kB 0*16kB 
[  387.207823]  ? graph_lock+0x170/0x170
[  387.212035] 1*32kB 
[  387.214790]  ? print_usage_bug+0xc0/0xc0
[  387.218567] (U) 
[  387.220810]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.224839] 2*64kB (U) 
[  387.226828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.231561] 1*128kB 
[  387.234143]  ? check_preemption_disabled+0x48/0x200
[  387.239655] (U) 
[  387.241973]  ? check_preemption_disabled+0x48/0x200
[  387.246964] 1*256kB (U) 
[  387.248952]  ? __lock_is_held+0xb5/0x140
[  387.253939] 0*512kB 
[  387.256617]  __alloc_pages_nodemask+0xa80/0xde0
[  387.260653] 1*1024kB 
[  387.262971]  ? graph_lock+0x170/0x170
[  387.267618] (U) 
[  387.270025]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  387.273800] 1*2048kB (M) 
[  387.275780]  ? graph_lock+0x170/0x170
[  387.280774] 3*4096kB 
[  387.283534]  ? find_held_lock+0x36/0x1c0
[  387.287305] (M) 
[  387.289724]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.293743] = 15908kB
[  387.293752] Node 0 
[  387.295727]  ? lock_downgrade+0x900/0x900
[  387.300368] DMA32: 4*4kB 
[  387.302810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.305017] (UM) 
[  387.309175]  cache_grow_begin+0x91/0x8c0
[  387.311930] 1*8kB (M) 
[  387.317474]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.319515] 3*16kB (M) 
[  387.323603]  fallback_alloc+0x203/0x2e0
[  387.326074] 3*32kB 
[  387.330482]  ____cache_alloc_node+0x1c7/0x1e0
[  387.333043] (M) 1*64kB 
[  387.337028]  kmem_cache_alloc_node+0xe3/0x730
[  387.339242] (M) 
[  387.343738]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.346299] 3*128kB 
[  387.350807]  __alloc_skb+0x119/0x770
[  387.352764] (UM) 
[  387.357001]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.359295] 3*256kB 
[  387.363014]  ? skb_scrub_packet+0x490/0x490
[  387.365066] (UM) 
[  387.370341]  ? lock_downgrade+0x900/0x900
[  387.372642] 4*512kB 
[  387.376962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.378995] (UM) 
[  387.383170]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.385470] 3*1024kB 
[  387.391004]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.393036] (M) 3*2048kB 
[  387.398493]  ? addrconf_rs_timer+0x6f0/0x6f0
[  387.400882] (M) 
[  387.406338]  ndisc_alloc_skb+0x144/0x340
[  387.409064] 3*4096kB 
[  387.413507]  ndisc_send_rs+0x331/0x6e0
[  387.415469] (M) 
[  387.419536]  addrconf_rs_timer+0x3c0/0x6f0
[  387.421937] = 24936kB
[  387.425824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.427777] Node 0 
[  387.432017]  call_timer_fn+0x272/0x920
[  387.434414] Normal: 
[  387.438645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.440865] 1267*4kB 
[  387.444750]  ? process_timeout+0x40/0x40
[  387.447048] (UMEH) 
[  387.451282]  ? find_held_lock+0x36/0x1c0
[  387.453671] 430*8kB 
[  387.457730]  ? __run_timers+0x7da/0xc70
[  387.459944] (UMEH) 
[  387.464004]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.466307] 212*16kB 
[  387.470274]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.472508] (UMEH) 
[  387.477000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.479389] 35*32kB 
[  387.483883]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  387.486103] (MH) 
[  387.490335]  ? trace_hardirqs_on+0xbd/0x310
[  387.492634] 9*64kB 
[  387.497210]  ? kasan_check_read+0x11/0x20
[  387.499253] (MH) 
[  387.503584]  ? __run_timers+0x7da/0xc70
[  387.505795] 1*128kB 
[  387.509937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.511978] (H) 
[  387.515963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.518296] 1*256kB 
[  387.523741]  __run_timers+0x7e5/0xc70
[  387.525698] (H) 
[  387.529937]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  387.532231] 0*512kB 
[  387.536031]  ? check_preemption_disabled+0x48/0x200
[  387.537983] 0*1024kB 
[  387.543363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.545661] 0*2048kB 
[  387.550674]  ? rcu_irq_exit+0xce/0x100
[  387.553057] 0*4096kB 
[  387.558593]  ? irq_exit+0xbd/0x1c0
[  387.560978] = 13980kB
[  387.564863]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  387.567272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  387.570805]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.573196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  387.578211]  ? retint_kernel+0x2d/0x2d
[  387.587037] 4516 total pagecache pages
[  387.591789]  ? trace_hardirqs_on_caller+0xc0/0x300
[  387.600358] 0 pages in swap cache
[  387.604246]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.608114] Swap cache stats: add 0, delete 0, find 0/0
[  387.613034]  ? trace_hardirqs_off_caller+0x300/0x300
[  387.616495] Free swap  = 0kB
[  387.621236]  ? graph_lock+0x170/0x170
[  387.626578] Total swap = 0kB
[  387.631678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.634683] 1965979 pages RAM
[  387.638478]  ? check_preemption_disabled+0x48/0x200
[  387.641474] 0 pages HighMem/MovableOnly
[  387.641483] 343324 pages reserved
[  387.647026]  ? __lock_is_held+0xb5/0x140
[  387.650102] 0 pages cma reserved
[  387.655117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.659160] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.662516]  ? check_preemption_disabled+0x48/0x200
[  387.666628] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.669926]  run_timer_softirq+0x52/0xb0
[  387.675445] ksoftirqd/0 cpuset=
[  387.681932]  ? rcu_read_lock_sched_held+0x108/0x120
[  387.686926] /
[  387.697239]  __do_softirq+0x30b/0xad8
[  387.701292]  mems_allowed=0
[  387.704570]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  387.723063]  ? pvclock_read_flags+0x160/0x160
[  387.727560]  ? lapic_next_event+0x5a/0x90
[  387.731745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.737304]  ? check_preemption_disabled+0x48/0x200
[  387.742334]  ? check_preemption_disabled+0x48/0x200
[  387.747358]  ? kvm_clock_read+0x18/0x30
[  387.751335]  ? kvm_sched_clock_read+0x9/0x20
[  387.755758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.761296]  ? check_preemption_disabled+0x48/0x200
[  387.766325]  irq_exit+0x17f/0x1c0
[  387.769785]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.774630]  ? smp_reschedule_interrupt+0x109/0x650
[  387.779653]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.785543]  ? interrupt_entry+0xb5/0xf0
[  387.789609]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.794624]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.799661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.804507]  ? trace_hardirqs_off+0x300/0x300
[  387.809005]  ? trace_hardirqs_off+0x300/0x300
[  387.813518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.819068]  ? check_preemption_disabled+0x48/0x200
[  387.824083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.829629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.834481]  apic_timer_interrupt+0xf/0x20
[  387.838740]  </IRQ>
[  387.840983] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.845917] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  387.864830] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  387.872539] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.879806] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  387.887078] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  387.894352] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.901618] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  387.908939]  skb_clone+0x1bb/0x500
[  387.912485]  ? skb_split+0x11e0/0x11e0
[  387.916383]  ? preempt_notifier_register+0x200/0x200
[  387.921499]  ? __switch_to_asm+0x34/0x70
[  387.925562]  ? __switch_to_asm+0x34/0x70
[  387.929622]  ? __switch_to_asm+0x40/0x70
[  387.933684]  ? __switch_to_asm+0x34/0x70
[  387.937761]  ? __switch_to_asm+0x40/0x70
[  387.941825]  ? __switch_to_asm+0x40/0x70
[  387.945891]  ? __switch_to_asm+0x34/0x70
[  387.949952]  ? __switch_to_asm+0x34/0x70
[  387.954012]  ? __switch_to_asm+0x40/0x70
[  387.958076]  ? __switch_to_asm+0x34/0x70
[  387.962148]  bpf_clone_redirect+0xb9/0x490
[  387.966404]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  387.971456]  ? __sched_text_start+0x8/0x8
[  387.975608]  ? retint_kernel+0x2d/0x2d
[  387.979506]  ? find_held_lock+0x36/0x1c0
[  387.983577]  ? lock_acquire+0x1ed/0x520
[  387.987552]  ? bpf_test_run+0x32e/0x5a0
[  387.991537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.997078]  ? check_preemption_disabled+0x48/0x200
[  388.002347]  ? kasan_check_read+0x11/0x20
[  388.006500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.011781]  ? rcu_bh_qs+0xc0/0xc0
[  388.015327]  ? preempt_schedule+0x4d/0x60
[  388.019483]  ? ___preempt_schedule+0x16/0x18
[  388.023901]  ? bpf_test_run+0x1c0/0x5a0
[  388.027887]  ? netlink_diag_dump+0x2a0/0x2a0
[  388.032305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.037867]  ? bpf_test_init.isra.9+0x70/0x100
[  388.042456]  ? bpf_prog_test_run_skb+0x634/0xb40
[  388.047225]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  388.052091]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  388.057641]  ? fput+0x130/0x1a0
[  388.060924]  ? __bpf_prog_get+0x9b/0x290
[  388.064987]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  388.069829]  ? bpf_prog_test_run+0x130/0x1a0
[  388.074255]  ? __x64_sys_bpf+0x3d8/0x510
[  388.078321]  ? bpf_prog_get+0x20/0x20
[  388.082148]  ? do_syscall_64+0x1b9/0x820
[  388.086215]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  388.091594]  ? syscall_return_slowpath+0x5e0/0x5e0
[  388.096530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.101387]  ? trace_hardirqs_off+0x300/0x300
[  388.106423]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  388.111441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.116981]  ? prepare_exit_to_usermode+0x291/0x3b0
[  388.122008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.126861]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  388.132247] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  388.132415] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  388.139003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.139012] Call Trace:
[  388.145627] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  388.154877]  dump_stack+0x1c4/0x2b4
[  388.157440] syz-executor1 cpuset=
[  388.167924]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.171530] syz1
[  388.174987]  warn_alloc.cold.118+0xb7/0x1bd
[  388.180435]  mems_allowed=0
[  388.182415]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.194474]  ? lock_downgrade+0x900/0x900
[  388.198637]  ? trace_hardirqs_off+0xb8/0x300
[  388.203052]  ? trace_hardirqs_off+0xb8/0x300
[  388.207470]  __alloc_pages_slowpath+0x2667/0x2d80
[  388.212349]  ? mark_held_locks+0x130/0x130
[  388.216591]  ? warn_alloc+0x120/0x120
[  388.220401]  ? warn_alloc+0x120/0x120
[  388.224204]  ? print_usage_bug+0xc0/0xc0
[  388.228297]  ? warn_alloc+0x120/0x120
[  388.232099]  ? print_usage_bug+0xc0/0xc0
[  388.236170]  ? __lock_acquire+0x7ec/0x4ec0
[  388.240408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.245964]  ? should_fail+0x22d/0xd01
[  388.249878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.254987]  ? __lock_acquire+0x7ec/0x4ec0
[  388.259231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.264345]  ? __lock_acquire+0x7ec/0x4ec0
[  388.268587]  ? should_fail+0x22d/0xd01
[  388.272510]  ? mark_held_locks+0x130/0x130
[  388.276750]  ? mark_held_locks+0x130/0x130
[  388.280986]  ? graph_lock+0x170/0x170
[  388.284790]  ? graph_lock+0x170/0x170
[  388.288595]  ? graph_lock+0x170/0x170
[  388.292398]  ? print_usage_bug+0xc0/0xc0
[  388.296461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.301998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.307550]  ? check_preemption_disabled+0x48/0x200
[  388.312565]  ? check_preemption_disabled+0x48/0x200
[  388.317592]  ? __lock_is_held+0xb5/0x140
[  388.321665]  __alloc_pages_nodemask+0xa80/0xde0
[  388.326335]  ? graph_lock+0x170/0x170
[  388.330147]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  388.335159]  ? graph_lock+0x170/0x170
[  388.338971]  ? find_held_lock+0x36/0x1c0
[  388.343048]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.347716]  ? lock_downgrade+0x900/0x900
[  388.351887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.357438]  cache_grow_begin+0x91/0x8c0
[  388.361500]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.365926]  fallback_alloc+0x203/0x2e0
[  388.369916]  ____cache_alloc_node+0x1c7/0x1e0
[  388.374417]  kmem_cache_alloc_node+0xe3/0x730
[  388.378958]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.383202]  __alloc_skb+0x119/0x770
[  388.386923]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.392209]  ? skb_scrub_packet+0x490/0x490
[  388.396530]  ? lock_downgrade+0x900/0x900
[  388.400711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.406253]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.411707]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.417186]  ? addrconf_rs_timer+0x6f0/0x6f0
[  388.421610]  ndisc_alloc_skb+0x144/0x340
[  388.425713]  ndisc_send_rs+0x331/0x6e0
[  388.429614]  addrconf_rs_timer+0x3c0/0x6f0
[  388.433883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.438143]  call_timer_fn+0x272/0x920
[  388.442031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.446271]  ? process_timeout+0x40/0x40
[  388.450342]  ? find_held_lock+0x36/0x1c0
[  388.454425]  ? __run_timers+0x7da/0xc70
[  388.458417]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.462914]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.467408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.471671]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  388.476259]  ? trace_hardirqs_on+0xbd/0x310
[  388.480583]  ? kasan_check_read+0x11/0x20
[  388.484730]  ? __run_timers+0x7da/0xc70
[  388.488709]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.494167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.498408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.502657]  __run_timers+0x7e5/0xc70
[  388.506475]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.511929]  ? compat_start_thread+0x80/0x80
[  388.516346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.521897]  ? _raw_spin_unlock_irq+0x60/0x80
[  388.526399]  ? finish_task_switch+0x1f5/0x900
[  388.530903]  ? finish_task_switch+0x1b5/0x900
[  388.535396]  ? __switch_to_asm+0x34/0x70
[  388.539477]  ? preempt_notifier_register+0x200/0x200
[  388.544583]  ? __switch_to_asm+0x34/0x70
[  388.548642]  ? __switch_to_asm+0x40/0x70
[  388.552706]  ? __switch_to_asm+0x34/0x70
[  388.556763]  ? __switch_to_asm+0x40/0x70
[  388.560825]  ? __switch_to_asm+0x34/0x70
[  388.564885]  ? __switch_to_asm+0x40/0x70
[  388.568959]  ? __switch_to_asm+0x40/0x70
[  388.573032]  ? pvclock_read_flags+0x160/0x160
[  388.577529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.583066]  ? check_preemption_disabled+0x48/0x200
[  388.588097]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.593376]  ? rcu_pm_notify+0xc0/0xc0
[  388.597265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.602803]  ? check_preemption_disabled+0x48/0x200
[  388.607828]  run_timer_softirq+0x52/0xb0
[  388.611890]  ? rcu_read_lock_sched_held+0x108/0x120
[  388.616917]  __do_softirq+0x30b/0xad8
[  388.620735]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  388.625856]  ? trace_hardirqs_off_caller+0x300/0x300
[  388.630955]  ? retint_kernel+0x1b/0x2d
[  388.634864]  ? schedule+0x108/0x460
[  388.638498]  ? __schedule+0x1ed0/0x1ed0
[  388.642477]  ? trace_hardirqs_off+0xb8/0x300
[  388.646914]  ? ___might_sleep+0x1ed/0x300
[  388.651062]  ? smpboot_thread_fn+0x68b/0xa00
[  388.655470]  ? trace_hardirqs_on+0x310/0x310
[  388.659879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.665424]  ? check_preemption_disabled+0x48/0x200
[  388.670438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.675985]  ? takeover_tasklets+0xa90/0xa90
[  388.680395]  run_ksoftirqd+0x94/0x100
[  388.684196]  smpboot_thread_fn+0x68b/0xa00
[  388.688436]  ? sort_range+0x30/0x30
[  388.692063]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.697180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.702721]  ? __kthread_parkme+0xfb/0x1a0
[  388.706963]  kthread+0x35a/0x420
[  388.710341]  ? sort_range+0x30/0x30
[  388.713971]  ? kthread_bind+0x40/0x40
[  388.717776]  ret_from_fork+0x3a/0x50
[  388.721521] warn_alloc_show_mem: 1 callbacks suppressed
[  388.721534] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  388.721536] Mem-Info:
[  388.721571] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  388.721571]  active_file:18 inactive_file:31 isolated_file:0
[  388.721571]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.721571]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  388.721571]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  388.721571]  free:13670 free_pcp:352 free_cma:0
[  388.726902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.726924] Call Trace:
[  388.734220] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.736619]  <IRQ>
[  388.769655] Node 0 
[  388.779005]  dump_stack+0x1c4/0x2b4
[  388.781591] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.809511]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.811632] lowmem_reserve[]:
[  388.813879]  warn_alloc.cold.118+0xb7/0x1bd
[  388.817472]  0
[  388.842977]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.848156]  2815
[  388.851273]  ? lock_downgrade+0x900/0x900
[  388.855572]  6318
[  388.857374]  ? trace_hardirqs_off+0xb8/0x300
[  388.862191]  6318
[  388.864258]  ? trace_hardirqs_off+0xb8/0x300
[  388.870449]  __alloc_pages_slowpath+0x2667/0x2d80
[  388.874841] Node 0 
[  388.876925]  ? warn_alloc+0x120/0x120
[  388.881313] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.886141]  ? trace_hardirqs_on+0x310/0x310
[  388.888346] lowmem_reserve[]: 0
[  388.892154]  ? warn_alloc+0x120/0x120
[  388.918879]  0
[  388.923309]  ? print_usage_bug+0xc0/0xc0
[  388.926552]  3503 3503
[  388.930359]  ? warn_alloc+0x120/0x120
[  388.936199]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  388.938670] Node 0 
[  388.942466]  ? print_usage_bug+0xc0/0xc0
[  388.947481] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  388.949691]  ? __lock_acquire+0x7ec/0x4ec0
[  388.953724] lowmem_reserve[]: 0
[  388.982363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.986585]  0
[  388.989879]  ? should_fail+0x22d/0xd01
[  388.995387]  0
[  388.997218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.001095]  0
[  389.002915]  ? __lock_acquire+0x7ec/0x4ec0
[  389.007994] Node 0 
[  389.009792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.014000] DMA: 1*4kB 
[  389.016248]  ? __lock_acquire+0x7ec/0x4ec0
[  389.021330] (U) 
[  389.023915]  ? should_fail+0x22d/0xd01
[  389.028128] 0*8kB 
[  389.030098]  ? print_usage_bug+0xc0/0xc0
[  389.033964] 0*16kB 
[  389.036128]  ? mark_held_locks+0x130/0x130
[  389.040160] 1*32kB 
[  389.042399]  ? mark_held_locks+0x130/0x130
[  389.046607] (U) 
[  389.048858]  ? graph_lock+0x170/0x170
[  389.053059] 2*64kB (U) 
[  389.055043]  ? print_usage_bug+0xc0/0xc0
[  389.058820] 1*128kB 
[  389.061411]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.065455] (U) 
[  389.067777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.072510] 1*256kB 
[  389.074483]  ? check_preemption_disabled+0x48/0x200
[  389.079995] (U) 
[  389.082318]  ? check_preemption_disabled+0x48/0x200
[  389.087313] 0*512kB 
[  389.089294]  ? __lock_is_held+0xb5/0x140
[  389.094276] 1*1024kB (U) 
[  389.096612]  __alloc_pages_nodemask+0xa80/0xde0
[  389.100649] 1*2048kB 
[  389.103406]  ? graph_lock+0x170/0x170
[  389.108052] (M) 
[  389.110462]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  389.114241] 3*4096kB 
[  389.116210]  ? graph_lock+0x170/0x170
[  389.121201] (M) 
[  389.123616]  ? find_held_lock+0x36/0x1c0
[  389.127389] = 15908kB
[  389.129373]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.133396] Node 0 DMA32: 
[  389.135810]  ? lock_downgrade+0x900/0x900
[  389.140459] 4*4kB 
[  389.143478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.147603] (UM) 
[  389.149753]  cache_grow_begin+0x91/0x8c0
[  389.155266] 1*8kB 
[  389.157341]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.161389] (M) 
[  389.163545]  fallback_alloc+0x203/0x2e0
[  389.167927] 3*16kB 
[  389.169907]  ____cache_alloc_node+0x1c7/0x1e0
[  389.173857] (M) 3*32kB 
[  389.176107]  kmem_cache_alloc_node+0xe3/0x730
[  389.180576] (M) 
[  389.183161]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.187622] 1*64kB (M) 
[  389.189630]  __alloc_skb+0x119/0x770
[  389.193839] 3*128kB (UM) 
[  389.196435]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.200118] 3*256kB 
[  389.202937]  ? skb_scrub_packet+0x490/0x490
[  389.208190] (UM) 
[  389.210516]  ? lock_downgrade+0x900/0x900
[  389.214814] 4*512kB 
[  389.216875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.220995] (UM) 
[  389.223318]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.228825] 3*1024kB (M) 
[  389.230897]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.236324] 3*2048kB (M) 
[  389.239089]  ? addrconf_rs_timer+0x6f0/0x6f0
[  389.244522] 3*4096kB 
[  389.247287]  ndisc_alloc_skb+0x144/0x340
[  389.251658] (M) 
[  389.254064]  ndisc_send_rs+0x331/0x6e0
[  389.258102] = 24936kB
[  389.260074]  addrconf_rs_timer+0x3c0/0x6f0
[  389.263940] Node 0 
[  389.266352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.270580] Normal: 1267*4kB 
[  389.272859]  call_timer_fn+0x272/0x920
[  389.277058] (UMEH) 
[  389.280161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.284030] 430*8kB 
[  389.286277]  ? process_timeout+0x40/0x40
[  389.290493] (UMEH) 212*16kB (UMEH) 
[  389.292839]  ? find_held_lock+0x36/0x1c0
[  389.296880] 35*32kB 
[  389.300512]  ? __run_timers+0x7da/0xc70
[  389.304542] (MH) 
[  389.306869]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.310820] 9*64kB 
[  389.312879]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.317354] (MH) 
[  389.319582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.319598]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.324071] 1*128kB (H) 
[  389.326169]  ? trace_hardirqs_on+0xbd/0x310
[  389.330372] 1*256kB (H) 
[  389.334969]  ? kasan_check_read+0x11/0x20
[  389.337626] 0*512kB 
[  389.341945]  ? __run_timers+0x7da/0xc70
[  389.344591] 0*1024kB 0*2048kB 
[  389.348745]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.351050] 0*4096kB 
[  389.355018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.358188] = 13980kB
[  389.363649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.366044] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.370268]  __run_timers+0x7e5/0xc70
[  389.372662] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.376895]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.385703] 4516 total pagecache pages
[  389.389517]  ? check_preemption_disabled+0x48/0x200
[  389.398079] 0 pages in swap cache
[  389.403434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.407295] Swap cache stats: add 0, delete 0, find 0/0
[  389.412318]  ? rcu_irq_exit+0xce/0x100
[  389.415766] Free swap  = 0kB
[  389.421317]  ? irq_exit+0xbd/0x1c0
[  389.426654] Total swap = 0kB
[  389.430541]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  389.433551] 1965979 pages RAM
[  389.437092]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.440077] 0 pages HighMem/MovableOnly
[  389.440087] 343324 pages reserved
[  389.445101]  ? retint_kernel+0x2d/0x2d
[  389.448186] 0 pages cma reserved
[  389.452944]  ? trace_hardirqs_on_caller+0xc0/0x300
[  389.457024] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.460337]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.460353]  ? trace_hardirqs_off_caller+0x300/0x300
[  389.460370]  ? graph_lock+0x170/0x170
[  389.464337] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.467618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.472522] ksoftirqd/0 cpuset=
[  389.479013]  ? check_preemption_disabled+0x48/0x200
[  389.483740] /
[  389.488861]  ? __lock_is_held+0xb5/0x140
[  389.492635]  mems_allowed=0
[  389.502957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.530942]  ? check_preemption_disabled+0x48/0x200
[  389.535969]  run_timer_softirq+0x52/0xb0
[  389.540038]  ? rcu_read_lock_sched_held+0x108/0x120
[  389.545065]  __do_softirq+0x30b/0xad8
[  389.548884]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.553996]  ? pvclock_read_flags+0x160/0x160
[  389.558509]  ? lapic_next_event+0x5a/0x90
[  389.562661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.568204]  ? check_preemption_disabled+0x48/0x200
[  389.573223]  ? check_preemption_disabled+0x48/0x200
[  389.578248]  ? kvm_clock_read+0x18/0x30
[  389.582219]  ? kvm_sched_clock_read+0x9/0x20
[  389.586632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.592174]  ? check_preemption_disabled+0x48/0x200
[  389.597223]  irq_exit+0x17f/0x1c0
[  389.600684]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.605534]  ? smp_reschedule_interrupt+0x109/0x650
[  389.610557]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.616455]  ? interrupt_entry+0xb5/0xf0
[  389.620528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  389.625553]  ? trace_hardirqs_off_caller+0xbb/0x300
[  389.630573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.635417]  ? trace_hardirqs_off+0x300/0x300
[  389.639911]  ? trace_hardirqs_off+0x300/0x300
[  389.644413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.649955]  ? check_preemption_disabled+0x48/0x200
[  389.654974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.660525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.665432]  apic_timer_interrupt+0xf/0x20
[  389.669662]  </IRQ>
[  389.671907] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.676845] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  389.695745] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  389.703458] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.710734] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  389.718003] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  389.725275] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  389.732588] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  389.739921]  skb_clone+0x1bb/0x500
[  389.743467]  ? skb_split+0x11e0/0x11e0
[  389.747372]  ? preempt_notifier_register+0x200/0x200
[  389.752485]  ? __switch_to_asm+0x34/0x70
[  389.756554]  ? __switch_to_asm+0x34/0x70
[  389.760615]  ? __switch_to_asm+0x40/0x70
[  389.764672]  ? __switch_to_asm+0x34/0x70
[  389.768728]  ? __switch_to_asm+0x40/0x70
[  389.772786]  ? __switch_to_asm+0x40/0x70
[  389.776846]  ? __switch_to_asm+0x34/0x70
[  389.780912]  ? __switch_to_asm+0x34/0x70
[  389.784972]  ? __switch_to_asm+0x40/0x70
[  389.789032]  ? __switch_to_asm+0x34/0x70
[  389.793108]  bpf_clone_redirect+0xb9/0x490
[  389.797364]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  389.802399]  ? __sched_text_start+0x8/0x8
[  389.806550]  ? retint_kernel+0x2d/0x2d
[  389.810471]  ? find_held_lock+0x36/0x1c0
[  389.814574]  ? lock_acquire+0x1ed/0x520
[  389.818555]  ? bpf_test_run+0x32e/0x5a0
[  389.822533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.828071]  ? check_preemption_disabled+0x48/0x200
[  389.833093]  ? kasan_check_read+0x11/0x20
[  389.837247]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.842538]  ? rcu_bh_qs+0xc0/0xc0
[  389.846098]  ? preempt_schedule+0x4d/0x60
[  389.850253]  ? ___preempt_schedule+0x16/0x18
[  389.854673]  ? bpf_test_run+0x1c0/0x5a0
[  389.858664]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.863082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.868620]  ? bpf_test_init.isra.9+0x70/0x100
[  389.873217]  ? bpf_prog_test_run_skb+0x634/0xb40
[  389.877980]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.882821]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.888360]  ? fput+0x130/0x1a0
[  389.891648]  ? __bpf_prog_get+0x9b/0x290
[  389.895717]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.900560]  ? bpf_prog_test_run+0x130/0x1a0
[  389.904988]  ? __x64_sys_bpf+0x3d8/0x510
[  389.909053]  ? bpf_prog_get+0x20/0x20
[  389.912878]  ? do_syscall_64+0x1b9/0x820
[  389.916943]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.922310]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.927252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.932111]  ? trace_hardirqs_off+0x300/0x300
[  389.936615]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.941657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.947192]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.952215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.957067]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.962466] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  389.962596] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.969229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.969235] Call Trace:
[  389.969257]  dump_stack+0x1c4/0x2b4
[  389.969280]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.975839] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.985126]  warn_alloc.cold.118+0xb7/0x1bd
[  389.987709] syz-executor1 cpuset=
[  389.991330]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.996516] syz1
[  390.007528]  ? lock_downgrade+0x900/0x900
[  390.011834]  mems_allowed=0
[  390.015285]  ? trace_hardirqs_off+0xb8/0x300
[  390.033517]  ? trace_hardirqs_off+0xb8/0x300
[  390.037944]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.042815]  ? mark_held_locks+0x130/0x130
[  390.047111]  ? warn_alloc+0x120/0x120
[  390.050923]  ? warn_alloc+0x120/0x120
[  390.054729]  ? print_usage_bug+0xc0/0xc0
[  390.058797]  ? warn_alloc+0x120/0x120
[  390.062602]  ? print_usage_bug+0xc0/0xc0
[  390.066679]  ? __lock_acquire+0x7ec/0x4ec0
[  390.070925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.076481]  ? should_fail+0x22d/0xd01
[  390.080373]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.085476]  ? __lock_acquire+0x7ec/0x4ec0
[  390.089720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.094825]  ? __lock_acquire+0x7ec/0x4ec0
[  390.099059]  ? should_fail+0x22d/0xd01
[  390.102971]  ? mark_held_locks+0x130/0x130
[  390.107476]  ? mark_held_locks+0x130/0x130
[  390.111717]  ? graph_lock+0x170/0x170
[  390.115534]  ? graph_lock+0x170/0x170
[  390.119356]  ? graph_lock+0x170/0x170
[  390.123158]  ? print_usage_bug+0xc0/0xc0
[  390.127246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.132798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.138349]  ? check_preemption_disabled+0x48/0x200
[  390.143367]  ? check_preemption_disabled+0x48/0x200
[  390.148398]  ? __lock_is_held+0xb5/0x140
[  390.152466]  __alloc_pages_nodemask+0xa80/0xde0
[  390.157136]  ? graph_lock+0x170/0x170
[  390.160943]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.165955]  ? graph_lock+0x170/0x170
[  390.169768]  ? find_held_lock+0x36/0x1c0
[  390.173849]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.178521]  ? lock_downgrade+0x900/0x900
[  390.182682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.188227]  cache_grow_begin+0x91/0x8c0
[  390.192296]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.196713]  fallback_alloc+0x203/0x2e0
[  390.200695]  ____cache_alloc_node+0x1c7/0x1e0
[  390.205196]  kmem_cache_alloc_node+0xe3/0x730
[  390.209695]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.213944]  __alloc_skb+0x119/0x770
[  390.217661]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.222943]  ? skb_scrub_packet+0x490/0x490
[  390.227283]  ? lock_downgrade+0x900/0x900
[  390.231434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.236972]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.242431]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.247888]  ? addrconf_rs_timer+0x6f0/0x6f0
[  390.252323]  ndisc_alloc_skb+0x144/0x340
[  390.256398]  ndisc_send_rs+0x331/0x6e0
[  390.260306]  addrconf_rs_timer+0x3c0/0x6f0
[  390.264563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.268831]  call_timer_fn+0x272/0x920
[  390.272718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.276957]  ? process_timeout+0x40/0x40
[  390.281019]  ? find_held_lock+0x36/0x1c0
[  390.285092]  ? __run_timers+0x7da/0xc70
[  390.289070]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.293563]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.298059]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.302310]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  390.306902]  ? trace_hardirqs_on+0xbd/0x310
[  390.311234]  ? kasan_check_read+0x11/0x20
[  390.315379]  ? __run_timers+0x7da/0xc70
[  390.319365]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.324824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.329087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.333324]  __run_timers+0x7e5/0xc70
[  390.337186]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  390.342555]  ? compat_start_thread+0x80/0x80
[  390.346973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.352518]  ? _raw_spin_unlock_irq+0x60/0x80
[  390.357018]  ? finish_task_switch+0x1f5/0x900
[  390.361512]  ? finish_task_switch+0x1b5/0x900
[  390.366019]  ? __switch_to_asm+0x34/0x70
[  390.370083]  ? preempt_notifier_register+0x200/0x200
[  390.375186]  ? __switch_to_asm+0x34/0x70
[  390.379244]  ? __switch_to_asm+0x40/0x70
[  390.383302]  ? __switch_to_asm+0x34/0x70
[  390.387357]  ? __switch_to_asm+0x40/0x70
[  390.391414]  ? __switch_to_asm+0x34/0x70
[  390.395476]  ? __switch_to_asm+0x40/0x70
[  390.399539]  ? __switch_to_asm+0x40/0x70
[  390.403611]  ? pvclock_read_flags+0x160/0x160
[  390.408108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.413655]  ? check_preemption_disabled+0x48/0x200
[  390.418683]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.423961]  ? rcu_pm_notify+0xc0/0xc0
[  390.427865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.433411]  ? check_preemption_disabled+0x48/0x200
[  390.438435]  run_timer_softirq+0x52/0xb0
[  390.442511]  ? rcu_read_lock_sched_held+0x108/0x120
[  390.447535]  __do_softirq+0x30b/0xad8
[  390.451346]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  390.456448]  ? trace_hardirqs_off_caller+0x300/0x300
[  390.461560]  ? retint_kernel+0x1b/0x2d
[  390.465469]  ? schedule+0x108/0x460
[  390.469101]  ? __schedule+0x1ed0/0x1ed0
[  390.473087]  ? trace_hardirqs_off+0xb8/0x300
[  390.477509]  ? ___might_sleep+0x1ed/0x300
[  390.481661]  ? smpboot_thread_fn+0x68b/0xa00
[  390.486072]  ? trace_hardirqs_on+0x310/0x310
[  390.490496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.496034]  ? check_preemption_disabled+0x48/0x200
[  390.501047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.506592]  ? takeover_tasklets+0xa90/0xa90
[  390.511008]  run_ksoftirqd+0x94/0x100
[  390.514814]  smpboot_thread_fn+0x68b/0xa00
[  390.519055]  ? sort_range+0x30/0x30
[  390.522685]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.527789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.533332]  ? __kthread_parkme+0xfb/0x1a0
[  390.537586]  kthread+0x35a/0x420
[  390.540962]  ? sort_range+0x30/0x30
[  390.544598]  ? kthread_bind+0x40/0x40
[  390.548439]  ret_from_fork+0x3a/0x50
[  390.552167] warn_alloc_show_mem: 1 callbacks suppressed
[  390.552180] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  390.552182] Mem-Info:
[  390.552217] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  390.552217]  active_file:18 inactive_file:31 isolated_file:0
[  390.552217]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.552217]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  390.552217]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  390.552217]  free:13670 free_pcp:352 free_cma:0
[  390.557566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.557574] Call Trace:
[  390.564860] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.567261]  <IRQ>
[  390.600315] Node 0 
[  390.609684]  dump_stack+0x1c4/0x2b4
[  390.612266] 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
[  390.640260]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.642399] lowmem_reserve[]:
[  390.644646]  warn_alloc.cold.118+0xb7/0x1bd
[  390.648240]  0
[  390.673740]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.678910]  2815
[  390.682044]  ? lock_downgrade+0x900/0x900
[  390.686331]  6318 6318
[  390.688154]  ? trace_hardirqs_off+0xb8/0x300
[  390.695027]  ? trace_hardirqs_off+0xb8/0x300
[  390.699152] Node 0 
[  390.701651]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.706055] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.710475]  ? warn_alloc+0x120/0x120
[  390.712662] lowmem_reserve[]: 0
[  390.717519]  ? warn_alloc+0x120/0x120
[  390.744210]  0 3503
[  390.748027]  ? print_usage_bug+0xc0/0xc0
[  390.751267]  3503
[  390.755071]  ? warn_alloc+0x120/0x120
[  390.757284] Node 0 
[  390.761336]  ? print_usage_bug+0xc0/0xc0
[  390.763399] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  390.767175]  ? __lock_acquire+0x7ec/0x4ec0
[  390.769384] lowmem_reserve[]: 0
[  390.773459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.802055]  0 0
[  390.806308]  ? should_fail+0x22d/0xd01
[  390.809548]  0
[  390.815099]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.817051] Node 0 
[  390.820937]  ? __lock_acquire+0x7ec/0x4ec0
[  390.822710] DMA: 1*4kB 
[  390.827819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.830048] (U) 
[  390.834287]  ? __lock_acquire+0x7ec/0x4ec0
[  390.836851] 0*8kB 
[  390.841947]  ? should_fail+0x22d/0xd01
[  390.843902] 0*16kB 
[  390.848149]  ? mark_held_locks+0x130/0x130
[  390.850282] 1*32kB 
[  390.854164]  ? mark_held_locks+0x130/0x130
[  390.856401] (U) 2*64kB 
[  390.860638]  ? graph_lock+0x170/0x170
[  390.862855] (U) 
[  390.867081]  ? graph_lock+0x170/0x170
[  390.869643] 1*128kB 
[  390.873436]  ? graph_lock+0x170/0x170
[  390.875390] (U) 
[  390.879192]  ? print_usage_bug+0xc0/0xc0
[  390.881488] 1*256kB (U) 
[  390.885308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.887257] 0*512kB 
[  390.891310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.893961] 1*1024kB 
[  390.899502]  ? check_preemption_disabled+0x48/0x200
[  390.901796] (U) 
[  390.907327]  ? check_preemption_disabled+0x48/0x200
[  390.909711] 1*2048kB (M) 
[  390.914740]  ? __lock_is_held+0xb5/0x140
[  390.916695] 3*4096kB 
[  390.921706]  __alloc_pages_nodemask+0xa80/0xde0
[  390.924438] (M) 
[  390.928504]  ? graph_lock+0x170/0x170
[  390.930900] = 15908kB
[  390.930910] Node 0 
[  390.935581]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.937532] DMA32: 
[  390.941337]  ? graph_lock+0x170/0x170
[  390.943725] 4*4kB 
[  390.945963]  ? find_held_lock+0x36/0x1c0
[  390.950947] (UM) 
[  390.953191]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.956963] 1*8kB 
[  390.959111]  ? lock_downgrade+0x900/0x900
[  390.963148] (M) 
[  390.965212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.969858] 3*16kB (M) 
[  390.972017]  cache_grow_begin+0x91/0x8c0
[  390.976140] 3*32kB 
[  390.978115]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.983638] (M) 
[  390.986269]  fallback_alloc+0x203/0x2e0
[  390.990300] 1*64kB 
[  390.992550]  ____cache_alloc_node+0x1c7/0x1e0
[  390.996925] (M) 3*128kB 
[  390.998918]  kmem_cache_alloc_node+0xe3/0x730
[  391.002866] (UM) 
[  391.005103]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.009570] 3*256kB 
[  391.012246]  __alloc_skb+0x119/0x770
[  391.016731] (UM) 
[  391.018794]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.023001] 4*512kB 
[  391.025317]  ? skb_scrub_packet+0x490/0x490
[  391.029007] (UM) 
[  391.031067]  ? lock_downgrade+0x900/0x900
[  391.036315] 3*1024kB (M) 
[  391.038646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.042933] 3*2048kB (M) 
[  391.045006]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.049120] 3*4096kB (M) 
[  391.051885]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.057408] = 24936kB
[  391.060163]  ? addrconf_rs_timer+0x6f0/0x6f0
[  391.065583] Node 0 
[  391.068343]  ndisc_alloc_skb+0x144/0x340
[  391.073757] Normal: 
[  391.076169]  ndisc_send_rs+0x331/0x6e0
[  391.080555] 1267*4kB 
[  391.082793]  addrconf_rs_timer+0x3c0/0x6f0
[  391.086829] (UMEH) 
[  391.089152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.093018] 430*8kB 
[  391.095437]  call_timer_fn+0x272/0x920
[  391.099637] (UMEH) 
[  391.101874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.106084] 212*16kB (UMEH) 
[  391.108433]  ? process_timeout+0x40/0x40
[  391.112287] 35*32kB (MH) 
[  391.114531]  ? find_held_lock+0x36/0x1c0
[  391.118743] 9*64kB 
[  391.121763]  ? __run_timers+0x7da/0xc70
[  391.125795] (MH) 
[  391.128552]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.132599] 1*128kB 
[  391.134831]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.138781] (H) 
[  391.140840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.145313] 1*256kB 
[  391.147631]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  391.152097] (H) 
[  391.154071]  ? trace_hardirqs_on+0xbd/0x310
[  391.158281] 0*512kB 
[  391.160599]  ? kasan_check_read+0x11/0x20
[  391.165157] 0*1024kB 
[  391.167135]  ? __run_timers+0x7da/0xc70
[  391.171428] 0*2048kB 
[  391.173752]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.177874] 0*4096kB 
[  391.180285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.184228] = 13980kB
[  391.184243] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.186648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.192079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.194483]  __run_timers+0x7e5/0xc70
[  391.198696] 4516 total pagecache pages
[  391.201122]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  391.209934] 0 pages in swap cache
[  391.214160]  ? check_preemption_disabled+0x48/0x200
[  391.222717] Swap cache stats: add 0, delete 0, find 0/0
[  391.226522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.230381] Free swap  = 0kB
[  391.235751]  ? rcu_irq_exit+0xce/0x100
[  391.239171] Total swap = 0kB
[  391.239181] 1965979 pages RAM
[  391.244209]  ? irq_exit+0xbd/0x1c0
[  391.249545] 0 pages HighMem/MovableOnly
[  391.255081]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.258074] 343324 pages reserved
[  391.261960]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.264977] 0 pages cma reserved
[  391.268077]  ? retint_kernel+0x2d/0x2d
[  391.271716] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.275592]  ? trace_hardirqs_on_caller+0xc0/0x300
[  391.280709] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.284053]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.288791] ksoftirqd/0 cpuset=
[  391.292156]  ? trace_hardirqs_off_caller+0x300/0x300
[  391.296020] /
[  391.302515]  ? graph_lock+0x170/0x170
[  391.307418]  mems_allowed=0
[  391.317725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.344748]  ? check_preemption_disabled+0x48/0x200
[  391.349782]  ? __lock_is_held+0xb5/0x140
[  391.353851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.359398]  ? check_preemption_disabled+0x48/0x200
[  391.364431]  run_timer_softirq+0x52/0xb0
[  391.368506]  ? rcu_read_lock_sched_held+0x108/0x120
[  391.373530]  __do_softirq+0x30b/0xad8
[  391.377343]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  391.382458]  ? pvclock_read_flags+0x160/0x160
[  391.386962]  ? lapic_next_event+0x5a/0x90
[  391.391118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.396655]  ? check_preemption_disabled+0x48/0x200
[  391.401679]  ? check_preemption_disabled+0x48/0x200
[  391.406701]  ? kvm_clock_read+0x18/0x30
[  391.410676]  ? kvm_sched_clock_read+0x9/0x20
[  391.415098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.420636]  ? check_preemption_disabled+0x48/0x200
[  391.425668]  irq_exit+0x17f/0x1c0
[  391.429146]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.433990]  ? smp_reschedule_interrupt+0x109/0x650
[  391.439021]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.444910]  ? interrupt_entry+0xb5/0xf0
[  391.448981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.453999]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.459020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.463873]  ? trace_hardirqs_off+0x300/0x300
[  391.468368]  ? trace_hardirqs_off+0x300/0x300
[  391.472872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.478418]  ? check_preemption_disabled+0x48/0x200
[  391.483446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.489024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.493899]  apic_timer_interrupt+0xf/0x20
[  391.498131]  </IRQ>
[  391.500378] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  391.505316] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  391.524216] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  391.531939] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.539205] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  391.546517] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  391.553785] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  391.561054] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  391.568389]  skb_clone+0x1bb/0x500
[  391.571945]  ? skb_split+0x11e0/0x11e0
[  391.575852]  ? preempt_notifier_register+0x200/0x200
[  391.580960]  ? __switch_to_asm+0x34/0x70
[  391.585020]  ? __switch_to_asm+0x34/0x70
[  391.589081]  ? __switch_to_asm+0x40/0x70
[  391.593142]  ? __switch_to_asm+0x34/0x70
[  391.597199]  ? __switch_to_asm+0x40/0x70
[  391.601276]  ? __switch_to_asm+0x40/0x70
[  391.605332]  ? __switch_to_asm+0x34/0x70
[  391.609402]  ? __switch_to_asm+0x34/0x70
[  391.613461]  ? __switch_to_asm+0x40/0x70
[  391.617540]  ? __switch_to_asm+0x34/0x70
[  391.621610]  bpf_clone_redirect+0xb9/0x490
[  391.625855]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  391.630879]  ? __sched_text_start+0x8/0x8
[  391.635030]  ? retint_kernel+0x2d/0x2d
[  391.638929]  ? find_held_lock+0x36/0x1c0
[  391.643011]  ? lock_acquire+0x1ed/0x520
[  391.646985]  ? bpf_test_run+0x32e/0x5a0
[  391.650965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.656539]  ? check_preemption_disabled+0x48/0x200
[  391.661563]  ? kasan_check_read+0x11/0x20
[  391.665720]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.671000]  ? rcu_bh_qs+0xc0/0xc0
[  391.674546]  ? preempt_schedule+0x4d/0x60
[  391.678698]  ? ___preempt_schedule+0x16/0x18
[  391.683115]  ? bpf_test_run+0x1c0/0x5a0
[  391.687100]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.691520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.697060]  ? bpf_test_init.isra.9+0x70/0x100
[  391.701668]  ? bpf_prog_test_run_skb+0x634/0xb40
[  391.706470]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.711355]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.716924]  ? fput+0x130/0x1a0
[  391.720216]  ? __bpf_prog_get+0x9b/0x290
[  391.724289]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.729136]  ? bpf_prog_test_run+0x130/0x1a0
[  391.733557]  ? __x64_sys_bpf+0x3d8/0x510
[  391.737637]  ? bpf_prog_get+0x20/0x20
[  391.741462]  ? do_syscall_64+0x1b9/0x820
[  391.745538]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.750911]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.755846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.760700]  ? trace_hardirqs_off+0x300/0x300
[  391.765207]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.770237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.775782]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.780813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.785678]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.791068] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  391.791162] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.797834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.797844] Call Trace:
[  391.804503] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.813700]  dump_stack+0x1c4/0x2b4
[  391.816260] syz-executor1 cpuset=
[  391.826743]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.830348] syz1
[  391.833811]  warn_alloc.cold.118+0xb7/0x1bd
[  391.838975]  mems_allowed=0
[  391.840951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.853012]  ? lock_downgrade+0x900/0x900
[  391.857172]  ? trace_hardirqs_off+0xb8/0x300
[  391.861591]  ? trace_hardirqs_off+0xb8/0x300
[  391.866013]  __alloc_pages_slowpath+0x2667/0x2d80
[  391.870885]  ? mark_held_locks+0x130/0x130
[  391.875135]  ? warn_alloc+0x120/0x120
[  391.878947]  ? warn_alloc+0x120/0x120
[  391.882754]  ? print_usage_bug+0xc0/0xc0
[  391.886820]  ? warn_alloc+0x120/0x120
[  391.890624]  ? print_usage_bug+0xc0/0xc0
[  391.894700]  ? __lock_acquire+0x7ec/0x4ec0
[  391.898939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.904484]  ? should_fail+0x22d/0xd01
[  391.908383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.913492]  ? __lock_acquire+0x7ec/0x4ec0
[  391.917733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.922837]  ? __lock_acquire+0x7ec/0x4ec0
[  391.927070]  ? should_fail+0x22d/0xd01
[  391.930954]  ? print_usage_bug+0xc0/0xc0
[  391.935027]  ? mark_held_locks+0x130/0x130
[  391.939268]  ? mark_held_locks+0x130/0x130
[  391.943524]  ? graph_lock+0x170/0x170
[  391.947323]  ? print_usage_bug+0xc0/0xc0
[  391.951382]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.956150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.961688]  ? check_preemption_disabled+0x48/0x200
[  391.966704]  ? check_preemption_disabled+0x48/0x200
[  391.971732]  ? __lock_is_held+0xb5/0x140
[  391.975804]  __alloc_pages_nodemask+0xa80/0xde0
[  391.980475]  ? graph_lock+0x170/0x170
[  391.984280]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  391.989296]  ? graph_lock+0x170/0x170
[  391.993123]  ? find_held_lock+0x36/0x1c0
[  391.997211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.002408]  ? lock_downgrade+0x900/0x900
[  392.006568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.012116]  cache_grow_begin+0x91/0x8c0
[  392.016191]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.020610]  fallback_alloc+0x203/0x2e0
[  392.024598]  ____cache_alloc_node+0x1c7/0x1e0
[  392.029102]  kmem_cache_alloc_node+0xe3/0x730
[  392.033623]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.037876]  __alloc_skb+0x119/0x770
[  392.041614]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.046906]  ? skb_scrub_packet+0x490/0x490
[  392.051237]  ? lock_downgrade+0x900/0x900
[  392.055416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.060971]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.066441]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.071913]  ? addrconf_rs_timer+0x6f0/0x6f0
[  392.076349]  ndisc_alloc_skb+0x144/0x340
[  392.080417]  ndisc_send_rs+0x331/0x6e0
[  392.084326]  addrconf_rs_timer+0x3c0/0x6f0
[  392.088573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.092827]  call_timer_fn+0x272/0x920
[  392.096719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.100956]  ? process_timeout+0x40/0x40
[  392.105140]  ? find_held_lock+0x36/0x1c0
[  392.109218]  ? __run_timers+0x7da/0xc70
[  392.113197]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.117698]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.122196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.126429]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.131028]  ? trace_hardirqs_on+0xbd/0x310
[  392.135347]  ? kasan_check_read+0x11/0x20
[  392.139512]  ? __run_timers+0x7da/0xc70
[  392.143503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.148968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.153225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.157460]  __run_timers+0x7e5/0xc70
[  392.161282]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.166647]  ? compat_start_thread+0x80/0x80
[  392.171062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.176611]  ? _raw_spin_unlock_irq+0x60/0x80
[  392.181113]  ? finish_task_switch+0x1f5/0x900
[  392.185624]  ? finish_task_switch+0x1b5/0x900
[  392.190131]  ? __switch_to_asm+0x34/0x70
[  392.194196]  ? preempt_notifier_register+0x200/0x200
[  392.199302]  ? __switch_to_asm+0x34/0x70
[  392.203377]  ? __switch_to_asm+0x40/0x70
[  392.207434]  ? __switch_to_asm+0x34/0x70
[  392.211503]  ? __switch_to_asm+0x40/0x70
[  392.215582]  ? __switch_to_asm+0x34/0x70
[  392.219640]  ? __switch_to_asm+0x40/0x70
[  392.223705]  ? __switch_to_asm+0x40/0x70
[  392.227777]  ? pvclock_read_flags+0x160/0x160
[  392.232276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.237811]  ? check_preemption_disabled+0x48/0x200
[  392.242838]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.248118]  ? rcu_pm_notify+0xc0/0xc0
[  392.252007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.257543]  ? check_preemption_disabled+0x48/0x200
[  392.262571]  run_timer_softirq+0x52/0xb0
[  392.266637]  ? rcu_read_lock_sched_held+0x108/0x120
[  392.271655]  __do_softirq+0x30b/0xad8
[  392.275472]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.280603]  ? trace_hardirqs_off_caller+0x300/0x300
[  392.285704]  ? retint_kernel+0x1b/0x2d
[  392.289600]  ? schedule+0x108/0x460
[  392.293229]  ? __schedule+0x1ed0/0x1ed0
[  392.297210]  ? trace_hardirqs_off+0xb8/0x300
[  392.301622]  ? ___might_sleep+0x1ed/0x300
[  392.305765]  ? smpboot_thread_fn+0x68b/0xa00
[  392.310174]  ? trace_hardirqs_on+0x310/0x310
[  392.314600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.320139]  ? check_preemption_disabled+0x48/0x200
[  392.325151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.330694]  ? takeover_tasklets+0xa90/0xa90
[  392.335111]  run_ksoftirqd+0x94/0x100
[  392.338918]  smpboot_thread_fn+0x68b/0xa00
[  392.343159]  ? sort_range+0x30/0x30
[  392.346793]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.351915]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.357455]  ? __kthread_parkme+0xfb/0x1a0
[  392.361705]  kthread+0x35a/0x420
[  392.365071]  ? sort_range+0x30/0x30
[  392.368697]  ? kthread_bind+0x40/0x40
[  392.372510]  ret_from_fork+0x3a/0x50
[  392.376252] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  392.376259] warn_alloc_show_mem: 1 callbacks suppressed
[  392.376266] Mem-Info:
[  392.383590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.388963] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  392.388963]  active_file:18 inactive_file:31 isolated_file:0
[  392.388963]  unevictable:0 dirty:0 writeback:0 unstable:0
[  392.388963]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  392.388963]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  392.388963]  free:13670 free_pcp:352 free_cma:0
[  392.391334] Call Trace:
[  392.400723] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  392.433768]  <IRQ>
[  392.436342] Node 0 
[  392.464276]  dump_stack+0x1c4/0x2b4
[  392.466432] 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
[  392.468659]  ? dump_stack_print_info.cold.2+0x52/0x52
[  392.472262] lowmem_reserve[]:
[  392.497774]  warn_alloc.cold.118+0xb7/0x1bd
[  392.502925]  0
[  392.506031]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.510330]  2815
[  392.512134]  ? lock_downgrade+0x900/0x900
[  392.516949]  6318
[  392.519020]  ? trace_hardirqs_off+0xb8/0x300
[  392.523143]  6318
[  392.525211]  ? trace_hardirqs_off+0xb8/0x300
[  392.529608] Node 0 
[  392.531671]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.536074] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.538310]  ? warn_alloc+0x120/0x120
[  392.543093] lowmem_reserve[]: 0
[  392.569833]  ? trace_hardirqs_on+0x310/0x310
[  392.573602]  0
[  392.576877]  ? warn_alloc+0x120/0x120
[  392.581265]  3503
[  392.583068]  ? print_usage_bug+0xc0/0xc0
[  392.586834]  3503
[  392.588901]  ? warn_alloc+0x120/0x120
[  392.592949] Node 0 
[  392.595012]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  392.598812] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  392.601032]  ? print_usage_bug+0xc0/0xc0
[  392.606022] lowmem_reserve[]:
[  392.634646]  ? __lock_acquire+0x7ec/0x4ec0
[  392.638681]  0
[  392.641784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.645990]  0
[  392.647820]  ? should_fail+0x22d/0xd01
[  392.653328]  0
[  392.655129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.658993]  0
[  392.660806]  ? __lock_acquire+0x7ec/0x4ec0
[  392.667686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.671902] Node 0 
[  392.676988]  ? __lock_acquire+0x7ec/0x4ec0
[  392.676999] DMA: 
[  392.679232]  ? should_fail+0x22d/0xd01
[  392.683448] 1*4kB 
[  392.685517]  ? print_usage_bug+0xc0/0xc0
[  392.685541]  ? mark_held_locks+0x130/0x130
[  392.689406] (U) 
[  392.691563]  ? mark_held_locks+0x130/0x130
[  392.695601] 0*8kB 
[  392.699838]  ? graph_lock+0x170/0x170
[  392.701787] 0*16kB 
[  392.706015]  ? print_usage_bug+0xc0/0xc0
[  392.708143] 1*32kB 
[  392.711945]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.714152] (U) 
[  392.718225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.720433] 2*64kB 
[  392.725209]  ? check_preemption_disabled+0x48/0x200
[  392.727165] (U) 
[  392.732710]  ? check_preemption_disabled+0x48/0x200
[  392.734926] 1*128kB 
[  392.739944]  ? __lock_is_held+0xb5/0x140
[  392.741887] (U) 1*256kB 
[  392.746943]  __alloc_pages_nodemask+0xa80/0xde0
[  392.749240] (U) 
[  392.753297]  ? graph_lock+0x170/0x170
[  392.755946] 0*512kB 
[  392.760608]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.762564] 1*1024kB 
[  392.766359]  ? graph_lock+0x170/0x170
[  392.768658] (U) 
[  392.773672]  ? find_held_lock+0x36/0x1c0
[  392.776057] 1*2048kB 
[  392.779860]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.781804] (M) 
[  392.785865]  ? lock_downgrade+0x900/0x900
[  392.788261] 3*4096kB (M) 
[  392.792960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.794911] = 15908kB
[  392.799055]  cache_grow_begin+0x91/0x8c0
[  392.801787] Node 0 
[  392.807321]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.809708] DMA32: 
[  392.813798]  fallback_alloc+0x203/0x2e0
[  392.816006] 4*4kB 
[  392.820431]  ____cache_alloc_node+0x1c7/0x1e0
[  392.822661] (UM) 
[  392.826632]  kmem_cache_alloc_node+0xe3/0x730
[  392.828765] 1*8kB 
[  392.833259]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.835312] (M) 
[  392.839812]  __alloc_skb+0x119/0x770
[  392.841934] 3*16kB 
[  392.846170]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.848122] (M) 
[  392.851857]  ? skb_scrub_packet+0x490/0x490
[  392.854071] 3*32kB 
[  392.859347]  ? lock_downgrade+0x900/0x900
[  392.861302] (M) 
[  392.865629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.867839] 1*64kB 
[  392.871985]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.873935] (M) 
[  392.879471]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.881685] 3*128kB 
[  392.887131]  ? addrconf_rs_timer+0x6f0/0x6f0
[  392.889087] (UM) 
[  392.894542]  ndisc_alloc_skb+0x144/0x340
[  392.896834] 3*256kB 
[  392.901248]  ndisc_send_rs+0x331/0x6e0
[  392.903289] (UM) 
[  392.907348]  addrconf_rs_timer+0x3c0/0x6f0
[  392.909658] 4*512kB 
[  392.913544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.915580] (UM) 
[  392.919826]  call_timer_fn+0x272/0x920
[  392.922132] 3*1024kB 
[  392.926362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.928399] (M) 3*2048kB 
[  392.932292]  ? process_timeout+0x40/0x40
[  392.934681] (M) 
[  392.938918]  ? find_held_lock+0x36/0x1c0
[  392.941655] 3*4096kB 
[  392.945733]  ? __run_timers+0x7da/0xc70
[  392.947686] (M) 
[  392.951749]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.954136] = 24936kB
[  392.958104]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.960060] Node 0 
[  392.964556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.966942] Normal: 
[  392.971437]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.973661] 1267*4kB 
[  392.977893]  ? trace_hardirqs_on+0xbd/0x310
[  392.980194] (UMEH) 
[  392.984769]  ? kasan_check_read+0x11/0x20
[  392.987156] 430*8kB 
[  392.991483]  ? __run_timers+0x7da/0xc70
[  392.993704] (UMEH) 
[  392.997849]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.000157] 212*16kB (UMEH) 
[  393.004139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.006348] 35*32kB (MH) 
[  393.011806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.014806] 9*64kB 
[  393.019037]  __run_timers+0x7e5/0xc70
[  393.021769] (MH) 
[  393.026008]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  393.028218] 1*128kB 
[  393.032023]  ? check_preemption_disabled+0x48/0x200
[  393.034064] (H) 
[  393.039436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.041734] 1*256kB 
[  393.046751]  ? rcu_irq_exit+0xce/0x100
[  393.048697] (H) 
[  393.054235]  ? irq_exit+0xbd/0x1c0
[  393.056530] 0*512kB 0*1024kB 
[  393.060429]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  393.062374] 0*2048kB 
[  393.065922]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.068998] 0*4096kB = 13980kB
[  393.074015]  ? retint_kernel+0x2d/0x2d
[  393.076428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  393.081177]  ? trace_hardirqs_on_caller+0xc0/0x300
[  393.084363] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  393.088241]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.097054] 4516 total pagecache pages
[  393.101979]  ? trace_hardirqs_off_caller+0x300/0x300
[  393.110538] 0 pages in swap cache
[  393.115292]  ? graph_lock+0x170/0x170
[  393.119159] Swap cache stats: add 0, delete 0, find 0/0
[  393.124275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.127702] Free swap  = 0kB
[  393.131507]  ? check_preemption_disabled+0x48/0x200
[  393.136842] Total swap = 0kB
[  393.142381]  ? __lock_is_held+0xb5/0x140
[  393.145371] 1965979 pages RAM
[  393.150386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.153375] 0 pages HighMem/MovableOnly
[  393.153384] 343324 pages reserved
[  393.157450]  ? check_preemption_disabled+0x48/0x200
[  393.160536] 0 pages cma reserved
[  393.166086]  run_timer_softirq+0x52/0xb0
[  393.170152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.173477]  ? rcu_read_lock_sched_held+0x108/0x120
[  393.178548] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.181847]  __do_softirq+0x30b/0xad8
[  393.185891] ksoftirqd/0 cpuset=
[  393.192408]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  393.197388] /
[  393.207705]  ? pvclock_read_flags+0x160/0x160
[  393.211486]  mems_allowed=0
[  393.214764]  ? lapic_next_event+0x5a/0x90
[  393.233091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.238633]  ? check_preemption_disabled+0x48/0x200
[  393.243646]  ? check_preemption_disabled+0x48/0x200
[  393.248676]  ? kvm_clock_read+0x18/0x30
[  393.252656]  ? kvm_sched_clock_read+0x9/0x20
[  393.257069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.262610]  ? check_preemption_disabled+0x48/0x200
[  393.267644]  irq_exit+0x17f/0x1c0
[  393.271105]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.275950]  ? smp_reschedule_interrupt+0x109/0x650
[  393.280969]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.286861]  ? interrupt_entry+0xb5/0xf0
[  393.290929]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.295949]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.300970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.305814]  ? trace_hardirqs_off+0x300/0x300
[  393.310307]  ? trace_hardirqs_off+0x300/0x300
[  393.314807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.320349]  ? check_preemption_disabled+0x48/0x200
[  393.325373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.330932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.335789]  apic_timer_interrupt+0xf/0x20
[  393.340020]  </IRQ>
[  393.342264] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  393.347196] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  393.366103] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  393.373817] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  393.381100] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  393.388372] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  393.395671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  393.402938] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  393.410260]  skb_clone+0x1bb/0x500
[  393.413806]  ? skb_split+0x11e0/0x11e0
[  393.417700]  ? preempt_notifier_register+0x200/0x200
[  393.422804]  ? __switch_to_asm+0x34/0x70
[  393.426865]  ? __switch_to_asm+0x34/0x70
[  393.430924]  ? __switch_to_asm+0x40/0x70
[  393.434984]  ? __switch_to_asm+0x34/0x70
[  393.439043]  ? __switch_to_asm+0x40/0x70
[  393.443108]  ? __switch_to_asm+0x40/0x70
[  393.447171]  ? __switch_to_asm+0x34/0x70
[  393.451231]  ? __switch_to_asm+0x34/0x70
[  393.455291]  ? __switch_to_asm+0x40/0x70
[  393.459350]  ? __switch_to_asm+0x34/0x70
[  393.463432]  bpf_clone_redirect+0xb9/0x490
[  393.467680]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  393.472708]  ? __sched_text_start+0x8/0x8
[  393.476859]  ? retint_kernel+0x2d/0x2d
[  393.480758]  ? find_held_lock+0x36/0x1c0
[  393.484828]  ? lock_acquire+0x1ed/0x520
[  393.488820]  ? bpf_test_run+0x32e/0x5a0
[  393.492804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.498342]  ? check_preemption_disabled+0x48/0x200
[  393.503362]  ? kasan_check_read+0x11/0x20
[  393.507527]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.512819]  ? rcu_bh_qs+0xc0/0xc0
[  393.516360]  ? preempt_schedule+0x4d/0x60
[  393.520519]  ? ___preempt_schedule+0x16/0x18
[  393.524941]  ? bpf_test_run+0x1c0/0x5a0
[  393.528934]  ? netlink_diag_dump+0x2a0/0x2a0
[  393.533359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.538892]  ? bpf_test_init.isra.9+0x70/0x100
[  393.543484]  ? bpf_prog_test_run_skb+0x634/0xb40
[  393.548284]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  393.553137]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.558672]  ? fput+0x130/0x1a0
[  393.561958]  ? __bpf_prog_get+0x9b/0x290
[  393.566026]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  393.570867]  ? bpf_prog_test_run+0x130/0x1a0
[  393.575317]  ? __x64_sys_bpf+0x3d8/0x510
[  393.579390]  ? bpf_prog_get+0x20/0x20
[  393.583237]  ? do_syscall_64+0x1b9/0x820
[  393.587304]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  393.592677]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.597610]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.602464]  ? trace_hardirqs_off+0x300/0x300
[  393.606969]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.611992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.617531]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.622553]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.627409]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.632806] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  393.632905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.639594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.639600] Call Trace:
[  393.639621]  dump_stack+0x1c4/0x2b4
[  393.639637]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.639666]  warn_alloc.cold.118+0xb7/0x1bd
[  393.646207] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.655485]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.658053] syz-executor1 cpuset=
[  393.661701]  ? lock_downgrade+0x900/0x900
[  393.666866] syz1
[  393.671191]  ? trace_hardirqs_off+0xb8/0x300
[  393.681651]  mems_allowed=0
[  393.686485]  ? trace_hardirqs_off+0xb8/0x300
[  393.707722]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.712594]  ? mark_held_locks+0x130/0x130
[  393.716831]  ? warn_alloc+0x120/0x120
[  393.720672]  ? warn_alloc+0x120/0x120
[  393.724487]  ? print_usage_bug+0xc0/0xc0
[  393.728563]  ? warn_alloc+0x120/0x120
[  393.732366]  ? print_usage_bug+0xc0/0xc0
[  393.736437]  ? __lock_acquire+0x7ec/0x4ec0
[  393.740681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.746219]  ? should_fail+0x22d/0xd01
[  393.750137]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.755238]  ? __lock_acquire+0x7ec/0x4ec0
[  393.759493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.764595]  ? __lock_acquire+0x7ec/0x4ec0
[  393.768883]  ? should_fail+0x22d/0xd01
[  393.772790]  ? mark_held_locks+0x130/0x130
[  393.777042]  ? mark_held_locks+0x130/0x130
[  393.781280]  ? graph_lock+0x170/0x170
[  393.785085]  ? graph_lock+0x170/0x170
[  393.788913]  ? graph_lock+0x170/0x170
[  393.792713]  ? print_usage_bug+0xc0/0xc0
[  393.796773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.802314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.807890]  ? check_preemption_disabled+0x48/0x200
[  393.812921]  ? check_preemption_disabled+0x48/0x200
[  393.817954]  ? __lock_is_held+0xb5/0x140
[  393.822027]  __alloc_pages_nodemask+0xa80/0xde0
[  393.826700]  ? graph_lock+0x170/0x170
[  393.830510]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  393.835525]  ? graph_lock+0x170/0x170
[  393.839337]  ? find_held_lock+0x36/0x1c0
[  393.843411]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.848085]  ? lock_downgrade+0x900/0x900
[  393.852243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.857787]  cache_grow_begin+0x91/0x8c0
[  393.861855]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.866283]  fallback_alloc+0x203/0x2e0
[  393.870277]  ____cache_alloc_node+0x1c7/0x1e0
[  393.874777]  kmem_cache_alloc_node+0xe3/0x730
[  393.879316]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.883564]  __alloc_skb+0x119/0x770
[  393.887284]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.892567]  ? skb_scrub_packet+0x490/0x490
[  393.896908]  ? lock_downgrade+0x900/0x900
[  393.901069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.906610]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.912074]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.917554]  ? addrconf_rs_timer+0x6f0/0x6f0
[  393.921984]  ndisc_alloc_skb+0x144/0x340
[  393.926052]  ndisc_send_rs+0x331/0x6e0
[  393.929948]  addrconf_rs_timer+0x3c0/0x6f0
[  393.934190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.938449]  call_timer_fn+0x272/0x920
[  393.942335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.946574]  ? process_timeout+0x40/0x40
[  393.950638]  ? find_held_lock+0x36/0x1c0
[  393.954709]  ? __run_timers+0x7da/0xc70
[  393.958700]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.963196]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.967694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.971933]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  393.976524]  ? trace_hardirqs_on+0xbd/0x310
[  393.980851]  ? kasan_check_read+0x11/0x20
[  393.984998]  ? __run_timers+0x7da/0xc70
[  393.988977]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.994436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.999199]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.003436]  __run_timers+0x7e5/0xc70
[  394.007256]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.012640]  ? compat_start_thread+0x80/0x80
[  394.017064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.022621]  ? _raw_spin_unlock_irq+0x60/0x80
[  394.027120]  ? finish_task_switch+0x1f5/0x900
[  394.031614]  ? finish_task_switch+0x1b5/0x900
[  394.036111]  ? __switch_to_asm+0x34/0x70
[  394.040177]  ? preempt_notifier_register+0x200/0x200
[  394.045282]  ? __switch_to_asm+0x34/0x70
[  394.049340]  ? __switch_to_asm+0x40/0x70
[  394.053405]  ? __switch_to_asm+0x34/0x70
[  394.057467]  ? __switch_to_asm+0x40/0x70
[  394.061543]  ? __switch_to_asm+0x34/0x70
[  394.065603]  ? __switch_to_asm+0x40/0x70
[  394.069686]  ? __switch_to_asm+0x40/0x70
[  394.073761]  ? pvclock_read_flags+0x160/0x160
[  394.078263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.083800]  ? check_preemption_disabled+0x48/0x200
[  394.088829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.094114]  ? rcu_pm_notify+0xc0/0xc0
[  394.098002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.103547]  ? check_preemption_disabled+0x48/0x200
[  394.108765]  run_timer_softirq+0x52/0xb0
[  394.112832]  ? rcu_read_lock_sched_held+0x108/0x120
[  394.117887]  __do_softirq+0x30b/0xad8
[  394.121709]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  394.126817]  ? trace_hardirqs_off_caller+0x300/0x300
[  394.131925]  ? retint_kernel+0x1b/0x2d
[  394.135839]  ? schedule+0x108/0x460
[  394.139484]  ? __schedule+0x1ed0/0x1ed0
[  394.143468]  ? trace_hardirqs_off+0xb8/0x300
[  394.147893]  ? ___might_sleep+0x1ed/0x300
[  394.152046]  ? smpboot_thread_fn+0x68b/0xa00
[  394.156456]  ? trace_hardirqs_on+0x310/0x310
[  394.160867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.166413]  ? check_preemption_disabled+0x48/0x200
[  394.171449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.176998]  ? takeover_tasklets+0xa90/0xa90
[  394.181414]  run_ksoftirqd+0x94/0x100
[  394.185229]  smpboot_thread_fn+0x68b/0xa00
[  394.189466]  ? sort_range+0x30/0x30
[  394.193095]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.198201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.203740]  ? __kthread_parkme+0xfb/0x1a0
[  394.207985]  kthread+0x35a/0x420
[  394.211353]  ? sort_range+0x30/0x30
[  394.214978]  ? kthread_bind+0x40/0x40
[  394.218794]  ret_from_fork+0x3a/0x50
[  394.222526] warn_alloc_show_mem: 1 callbacks suppressed
[  394.222540] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  394.222542] Mem-Info:
[  394.222576] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  394.222576]  active_file:18 inactive_file:31 isolated_file:0
[  394.222576]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.222576]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  394.222576]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  394.222576]  free:13670 free_pcp:352 free_cma:0
[  394.227921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.235199] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.237596] Call Trace:
[  394.270639] Node 0 
[  394.279984]  <IRQ>
[  394.307934] 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
[  394.310514]  dump_stack+0x1c4/0x2b4
[  394.312713] lowmem_reserve[]: 0
[  394.314867]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.340371]  2815
[  394.344019]  warn_alloc.cold.118+0xb7/0x1bd
[  394.347275]  6318
[  394.352459]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.354505]  6318
[  394.358824]  ? lock_downgrade+0x900/0x900
[  394.365719]  ? trace_hardirqs_off+0xb8/0x300
[  394.367757] Node 0 
[  394.371899]  ? trace_hardirqs_off+0xb8/0x300
[  394.376311] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  394.378543]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.382917] lowmem_reserve[]: 0
[  394.409667]  ? warn_alloc+0x120/0x120
[  394.414459]  0
[  394.417734]  ? warn_alloc+0x120/0x120
[  394.421520]  3503
[  394.423324]  ? print_usage_bug+0xc0/0xc0
[  394.427098]  3503
[  394.429160]  ? warn_alloc+0x120/0x120
[  394.435305]  ? print_usage_bug+0xc0/0xc0
[  394.439085] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  394.443174]  ? __lock_acquire+0x7ec/0x4ec0
[  394.443194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.472408] lowmem_reserve[]: 0
[  394.476657]  ? should_fail+0x22d/0xd01
[  394.482163]  0
[  394.485446]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.489320]  0
[  394.491132]  ? __lock_acquire+0x7ec/0x4ec0
[  394.496211]  0
[  394.498012]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.504018]  ? __lock_acquire+0x7ec/0x4ec0
[  394.509096] Node 0 
[  394.513316]  ? should_fail+0x22d/0xd01
[  394.513326] DMA: 
[  394.515560]  ? mark_held_locks+0x130/0x130
[  394.519418] 1*4kB 
[  394.521474]  ? mark_held_locks+0x130/0x130
[  394.525681] (U) 
[  394.527823]  ? graph_lock+0x170/0x170
[  394.532037] 0*8kB 
[  394.534010]  ? graph_lock+0x170/0x170
[  394.537788] 0*16kB 
[  394.539932]  ? graph_lock+0x170/0x170
[  394.543709] 1*32kB (U) 
[  394.545952]  ? print_usage_bug+0xc0/0xc0
[  394.549734] 2*64kB 
[  394.552341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.556388] (U) 
[  394.558625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.564134] 1*128kB (U) 
[  394.566114]  ? check_preemption_disabled+0x48/0x200
[  394.571629] 1*256kB 
[  394.574297]  ? check_preemption_disabled+0x48/0x200
[  394.579311] (U) 0*512kB 
[  394.581665]  ? __lock_is_held+0xb5/0x140
[  394.586654] 1*1024kB 
[  394.589331]  __alloc_pages_nodemask+0xa80/0xde0
[  394.593364] (U) 
[  394.595769]  ? graph_lock+0x170/0x170
[  394.600418] 1*2048kB 
[  394.602390]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.606171] (M) 
[  394.608580]  ? graph_lock+0x170/0x170
[  394.613575] 3*4096kB 
[  394.615557]  ? find_held_lock+0x36/0x1c0
[  394.619342] (M) 
[  394.621768]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.625797] = 15908kB
[  394.625806] Node 0 
[  394.627781]  ? lock_downgrade+0x900/0x900
[  394.632430] DMA32: 
[  394.634845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.637055] 4*4kB 
[  394.641202]  cache_grow_begin+0x91/0x8c0
[  394.643416] (UM) 
[  394.648950]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.651078] 1*8kB 
[  394.655135]  fallback_alloc+0x203/0x2e0
[  394.657175] (M) 
[  394.661584]  ____cache_alloc_node+0x1c7/0x1e0
[  394.663715] 3*16kB 
[  394.667689]  kmem_cache_alloc_node+0xe3/0x730
[  394.669642] (M) 
[  394.674137]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.676342] 3*32kB (M) 
[  394.680849]  __alloc_skb+0x119/0x770
[  394.682811] 1*64kB 
[  394.687045]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.689604] (M) 
[  394.693309]  ? skb_scrub_packet+0x490/0x490
[  394.695526] 3*128kB 
[  394.700796]  ? lock_downgrade+0x900/0x900
[  394.702753] (UM) 
[  394.707075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.709374] 3*256kB 
[  394.713542]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.715596] (UM) 
[  394.721160]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.723470] 4*512kB 
[  394.728914]  ? addrconf_rs_timer+0x6f0/0x6f0
[  394.728943]  ndisc_alloc_skb+0x144/0x340
[  394.730975] (UM) 
[  394.736437]  ndisc_send_rs+0x331/0x6e0
[  394.738738] 3*1024kB 
[  394.743144]  addrconf_rs_timer+0x3c0/0x6f0
[  394.747206] (M) 
[  394.749267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.753134] 3*2048kB 
[  394.755560]  call_timer_fn+0x272/0x920
[  394.759762] (M) 
[  394.761736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.765940] 3*4096kB (M) 
[  394.768358]  ? process_timeout+0x40/0x40
[  394.772220] = 24936kB
[  394.774222]  ? find_held_lock+0x36/0x1c0
[  394.778431] Node 0 
[  394.781188]  ? __run_timers+0x7da/0xc70
[  394.785214] Normal: 1267*4kB 
[  394.787644]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.791675] (UMEH) 
[  394.793917]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.797870] 430*8kB 
[  394.800970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.800988]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  394.805454] (UMEH) 212*16kB 
[  394.807699]  ? trace_hardirqs_on+0xbd/0x310
[  394.812202] (UMEH) 
[  394.814531]  ? kasan_check_read+0x11/0x20
[  394.818744] 35*32kB 
[  394.823322]  ? __run_timers+0x7da/0xc70
[  394.826315] (MH) 
[  394.830629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.832845] 9*64kB 
[  394.836993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.839292] (MH) 
[  394.843281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.845333] 1*128kB 
[  394.850775]  __run_timers+0x7e5/0xc70
[  394.852988] (H) 
[  394.857224]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.859250] 1*256kB (H) 
[  394.863491]  ? check_preemption_disabled+0x48/0x200
[  394.865804] 0*512kB 
[  394.869604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.871556] 0*1024kB 
[  394.876921]  ? rcu_irq_exit+0xce/0x100
[  394.879567] 0*2048kB 
[  394.884580]  ? irq_exit+0xbd/0x1c0
[  394.886878] 0*4096kB 
[  394.892419]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.894801] = 13980kB
[  394.898684]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.901075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.904648]  ? retint_kernel+0x2d/0x2d
[  394.907040] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.912049]  ? trace_hardirqs_on_caller+0xc0/0x300
[  394.914434] 4516 total pagecache pages
[  394.919185]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.928003] 0 pages in swap cache
[  394.931883]  ? trace_hardirqs_off_caller+0x300/0x300
[  394.940440] Swap cache stats: add 0, delete 0, find 0/0
[  394.945363]  ? graph_lock+0x170/0x170
[  394.949227] Free swap  = 0kB
[  394.953982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.957414] Total swap = 0kB
[  394.957424] 1965979 pages RAM
[  394.962528]  ? check_preemption_disabled+0x48/0x200
[  394.967873] 0 pages HighMem/MovableOnly
[  394.971671]  ? __lock_is_held+0xb5/0x140
[  394.974652] 343324 pages reserved
[  394.974660] 0 pages cma reserved
[  394.980192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.983285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.986302]  ? check_preemption_disabled+0x48/0x200
[  394.991399] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.995289]  run_timer_softirq+0x52/0xb0
[  394.999323] ksoftirqd/0 cpuset=
[  395.002774]  ? rcu_read_lock_sched_held+0x108/0x120
[  395.006117] /
[  395.011658]  __do_softirq+0x30b/0xad8
[  395.018123]  mems_allowed=0
[  395.023152]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.059325]  ? pvclock_read_flags+0x160/0x160
[  395.063821]  ? lapic_next_event+0x5a/0x90
[  395.067976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.073522]  ? check_preemption_disabled+0x48/0x200
[  395.078536]  ? check_preemption_disabled+0x48/0x200
[  395.083581]  ? kvm_clock_read+0x18/0x30
[  395.087565]  ? kvm_sched_clock_read+0x9/0x20
[  395.091993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.097782]  ? check_preemption_disabled+0x48/0x200
[  395.102828]  irq_exit+0x17f/0x1c0
[  395.106290]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.111133]  ? smp_reschedule_interrupt+0x109/0x650
[  395.116150]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.122044]  ? interrupt_entry+0xb5/0xf0
[  395.126112]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.131124]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.136173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.141017]  ? trace_hardirqs_off+0x300/0x300
[  395.145520]  ? trace_hardirqs_off+0x300/0x300
[  395.150023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.155562]  ? check_preemption_disabled+0x48/0x200
[  395.160601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.166157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.171013]  apic_timer_interrupt+0xf/0x20
[  395.175246]  </IRQ>
[  395.177488] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  395.182446] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  395.201346] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  395.209054] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  395.216319] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  395.223589] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  395.230855] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  395.238121] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  395.245451]  skb_clone+0x1bb/0x500
[  395.248995]  ? skb_split+0x11e0/0x11e0
[  395.252891]  ? preempt_notifier_register+0x200/0x200
[  395.258013]  ? __switch_to_asm+0x34/0x70
[  395.262080]  ? __switch_to_asm+0x34/0x70
[  395.266137]  ? __switch_to_asm+0x40/0x70
[  395.270198]  ? __switch_to_asm+0x34/0x70
[  395.274264]  ? __switch_to_asm+0x40/0x70
[  395.278323]  ? __switch_to_asm+0x40/0x70
[  395.282379]  ? __switch_to_asm+0x34/0x70
[  395.286441]  ? __switch_to_asm+0x34/0x70
[  395.290509]  ? __switch_to_asm+0x40/0x70
[  395.294569]  ? __switch_to_asm+0x34/0x70
[  395.298653]  bpf_clone_redirect+0xb9/0x490
[  395.302915]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  395.307944]  ? __sched_text_start+0x8/0x8
[  395.312097]  ? retint_kernel+0x2d/0x2d
[  395.316002]  ? find_held_lock+0x36/0x1c0
[  395.320073]  ? lock_acquire+0x1ed/0x520
[  395.324051]  ? bpf_test_run+0x32e/0x5a0
[  395.328028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.333582]  ? check_preemption_disabled+0x48/0x200
[  395.338616]  ? kasan_check_read+0x11/0x20
[  395.342786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.348066]  ? rcu_bh_qs+0xc0/0xc0
[  395.351620]  ? preempt_schedule+0x4d/0x60
[  395.355771]  ? ___preempt_schedule+0x16/0x18
[  395.360193]  ? bpf_test_run+0x1c0/0x5a0
[  395.364179]  ? netlink_diag_dump+0x2a0/0x2a0
[  395.368597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.374148]  ? bpf_test_init.isra.9+0x70/0x100
[  395.378739]  ? bpf_prog_test_run_skb+0x634/0xb40
[  395.383521]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  395.388361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.393896]  ? fput+0x130/0x1a0
[  395.397178]  ? __bpf_prog_get+0x9b/0x290
[  395.401242]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  395.406083]  ? bpf_prog_test_run+0x130/0x1a0
[  395.410505]  ? __x64_sys_bpf+0x3d8/0x510
[  395.414571]  ? bpf_prog_get+0x20/0x20
[  395.418413]  ? do_syscall_64+0x1b9/0x820
[  395.422479]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.427853]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.432792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.437665]  ? trace_hardirqs_off+0x300/0x300
[  395.442166]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.447188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.452728]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.457756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.462612]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.467999] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  395.468115] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.474758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.474764] Call Trace:
[  395.474789]  dump_stack+0x1c4/0x2b4
[  395.474813]  ? dump_stack_print_info.cold.2+0x52/0x52
[  395.481468] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.490653]  warn_alloc.cold.118+0xb7/0x1bd
[  395.493208] syz-executor1 cpuset=
[  395.496830]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.501994] syz1
[  395.512479]  ? lock_downgrade+0x900/0x900
[  395.516787]  mems_allowed=0
[  395.520237]  ? trace_hardirqs_off+0xb8/0x300
[  395.538462]  ? trace_hardirqs_off+0xb8/0x300
[  395.542880]  __alloc_pages_slowpath+0x2667/0x2d80
[  395.547752]  ? mark_held_locks+0x130/0x130
[  395.551994]  ? warn_alloc+0x120/0x120
[  395.555802]  ? warn_alloc+0x120/0x120
[  395.559607]  ? print_usage_bug+0xc0/0xc0
[  395.563666]  ? warn_alloc+0x120/0x120
[  395.567470]  ? print_usage_bug+0xc0/0xc0
[  395.571538]  ? __lock_acquire+0x7ec/0x4ec0
[  395.575782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.581363]  ? should_fail+0x22d/0xd01
[  395.585281]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.590383]  ? __lock_acquire+0x7ec/0x4ec0
[  395.594621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.599722]  ? __lock_acquire+0x7ec/0x4ec0
[  395.603957]  ? should_fail+0x22d/0xd01
[  395.607841]  ? print_usage_bug+0xc0/0xc0
[  395.611918]  ? mark_held_locks+0x130/0x130
[  395.616162]  ? mark_held_locks+0x130/0x130
[  395.620410]  ? graph_lock+0x170/0x170
[  395.624217]  ? print_usage_bug+0xc0/0xc0
[  395.628285]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.633049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.638588]  ? check_preemption_disabled+0x48/0x200
[  395.643601]  ? check_preemption_disabled+0x48/0x200
[  395.648639]  ? __lock_is_held+0xb5/0x140
[  395.652726]  __alloc_pages_nodemask+0xa80/0xde0
[  395.657425]  ? graph_lock+0x170/0x170
[  395.661232]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.666249]  ? graph_lock+0x170/0x170
[  395.670062]  ? find_held_lock+0x36/0x1c0
[  395.674136]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.678805]  ? lock_downgrade+0x900/0x900
[  395.682964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.688507]  cache_grow_begin+0x91/0x8c0
[  395.692574]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.696991]  fallback_alloc+0x203/0x2e0
[  395.700972]  ____cache_alloc_node+0x1c7/0x1e0
[  395.705474]  kmem_cache_alloc_node+0xe3/0x730
[  395.710000]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.714269]  __alloc_skb+0x119/0x770
[  395.717985]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.723266]  ? skb_scrub_packet+0x490/0x490
[  395.727593]  ? lock_downgrade+0x900/0x900
[  395.731784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.737328]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.742780]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.748231]  ? addrconf_rs_timer+0x6f0/0x6f0
[  395.752655]  ndisc_alloc_skb+0x144/0x340
[  395.756727]  ndisc_send_rs+0x331/0x6e0
[  395.760622]  addrconf_rs_timer+0x3c0/0x6f0
[  395.764894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.769155]  call_timer_fn+0x272/0x920
[  395.773045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.777309]  ? process_timeout+0x40/0x40
[  395.781370]  ? find_held_lock+0x36/0x1c0
[  395.785440]  ? __run_timers+0x7da/0xc70
[  395.789423]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.793928]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.798429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.802670]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  395.807259]  ? trace_hardirqs_on+0xbd/0x310
[  395.811580]  ? kasan_check_read+0x11/0x20
[  395.815731]  ? __run_timers+0x7da/0xc70
[  395.819712]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.825172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.829428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.833680]  __run_timers+0x7e5/0xc70
[  395.837500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.842869]  ? compat_start_thread+0x80/0x80
[  395.847313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.852854]  ? _raw_spin_unlock_irq+0x60/0x80
[  395.857357]  ? finish_task_switch+0x1f5/0x900
[  395.861851]  ? finish_task_switch+0x1b5/0x900
[  395.866350]  ? __switch_to_asm+0x34/0x70
[  395.870416]  ? preempt_notifier_register+0x200/0x200
[  395.875519]  ? __switch_to_asm+0x34/0x70
[  395.879587]  ? __switch_to_asm+0x40/0x70
[  395.883645]  ? __switch_to_asm+0x34/0x70
[  395.887717]  ? __switch_to_asm+0x40/0x70
[  395.891785]  ? __switch_to_asm+0x34/0x70
[  395.895859]  ? __switch_to_asm+0x40/0x70
[  395.899922]  ? __switch_to_asm+0x40/0x70
[  395.903994]  ? pvclock_read_flags+0x160/0x160
[  395.908506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.914054]  ? check_preemption_disabled+0x48/0x200
[  395.919100]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.924393]  ? rcu_pm_notify+0xc0/0xc0
[  395.928293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.933843]  ? check_preemption_disabled+0x48/0x200
[  395.938872]  run_timer_softirq+0x52/0xb0
[  395.942937]  ? rcu_read_lock_sched_held+0x108/0x120
[  395.947958]  __do_softirq+0x30b/0xad8
[  395.951774]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.956890]  ? trace_hardirqs_off_caller+0x300/0x300
[  395.962001]  ? retint_kernel+0x1b/0x2d
[  395.965917]  ? schedule+0x108/0x460
[  395.969549]  ? __schedule+0x1ed0/0x1ed0
[  395.973542]  ? trace_hardirqs_off+0xb8/0x300
[  395.977967]  ? ___might_sleep+0x1ed/0x300
[  395.982112]  ? smpboot_thread_fn+0x68b/0xa00
[  395.986521]  ? trace_hardirqs_on+0x310/0x310
[  395.990932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.996468]  ? check_preemption_disabled+0x48/0x200
[  396.001970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.007524]  ? takeover_tasklets+0xa90/0xa90
[  396.011940]  run_ksoftirqd+0x94/0x100
[  396.015745]  smpboot_thread_fn+0x68b/0xa00
[  396.019983]  ? sort_range+0x30/0x30
[  396.023612]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.028716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.034253]  ? __kthread_parkme+0xfb/0x1a0
[  396.038494]  kthread+0x35a/0x420
[  396.041863]  ? sort_range+0x30/0x30
[  396.045496]  ? kthread_bind+0x40/0x40
[  396.049315]  ret_from_fork+0x3a/0x50
[  396.053043] warn_alloc_show_mem: 1 callbacks suppressed
[  396.053056] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  396.053058] Mem-Info:
[  396.053092] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  396.053092]  active_file:18 inactive_file:31 isolated_file:0
[  396.053092]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.053092]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  396.053092]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  396.053092]  free:13670 free_pcp:352 free_cma:0
[  396.058429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.065721] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.068120] Call Trace:
[  396.101160] Node 0 
[  396.111025]  <IRQ>
[  396.138971] 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
[  396.141552]  dump_stack+0x1c4/0x2b4
[  396.143756] lowmem_reserve[]:
[  396.145904]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.171383]  0 2815
[  396.175082]  warn_alloc.cold.118+0xb7/0x1bd
[  396.178160]  6318 6318
[  396.183359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.189907]  ? lock_downgrade+0x900/0x900
[  396.192384] Node 0 
[  396.197234]  ? trace_hardirqs_off+0xb8/0x300
[  396.201381] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.203595]  ? trace_hardirqs_off+0xb8/0x300
[  396.207979] lowmem_reserve[]:
[  396.234710]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.239086]  0
[  396.242219]  ? warn_alloc+0x120/0x120
[  396.247010]  0
[  396.248808]  ? trace_hardirqs_on+0x310/0x310
[  396.252584]  3503
[  396.254383]  ? warn_alloc+0x120/0x120
[  396.258771]  3503
[  396.260836]  ? print_usage_bug+0xc0/0xc0
[  396.266673]  ? warn_alloc+0x120/0x120
[  396.270714] Node 0 
[  396.274505]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  396.274543] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  396.276749]  ? print_usage_bug+0xc0/0xc0
[  396.281745] lowmem_reserve[]:
[  396.310377]  ? __lock_acquire+0x7ec/0x4ec0
[  396.314413]  0
[  396.317524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.321729]  0 0
[  396.323545]  ? should_fail+0x22d/0xd01
[  396.329051]  0
[  396.331035]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.334904] Node 0 
[  396.336701]  ? __lock_acquire+0x7ec/0x4ec0
[  396.341779] DMA: 
[  396.344019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.348228] 1*4kB 
[  396.350287]  ? __lock_acquire+0x7ec/0x4ec0
[  396.355369] (U) 
[  396.357509]  ? should_fail+0x22d/0xd01
[  396.357526]  ? print_usage_bug+0xc0/0xc0
[  396.361738] 0*8kB 0*16kB 
[  396.363732]  ? mark_held_locks+0x130/0x130
[  396.367588] 1*32kB 
[  396.371648]  ? mark_held_locks+0x130/0x130
[  396.374388] (U) 
[  396.378633]  ? graph_lock+0x170/0x170
[  396.380841] 2*64kB 
[  396.385074]  ? print_usage_bug+0xc0/0xc0
[  396.387033] (U) 
[  396.390835]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.393048] 1*128kB 
[  396.397106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.399055] (U) 
[  396.403804]  ? check_preemption_disabled+0x48/0x200
[  396.406103] 1*256kB 
[  396.411645]  ? check_preemption_disabled+0x48/0x200
[  396.413598] (U) 
[  396.418614]  ? __lock_is_held+0xb5/0x140
[  396.420917] 0*512kB 
[  396.425941]  __alloc_pages_nodemask+0xa80/0xde0
[  396.427894] 1*1024kB 
[  396.431950]  ? graph_lock+0x170/0x170
[  396.434268] (U) 
[  396.438939]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.441332] 1*2048kB 
[  396.445125]  ? graph_lock+0x170/0x170
[  396.447080] (M) 
[  396.452097]  ? find_held_lock+0x36/0x1c0
[  396.454477] 3*4096kB 
[  396.458281]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.460231] (M) 
[  396.464300]  ? lock_downgrade+0x900/0x900
[  396.466689] = 15908kB
[  396.471357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.473307] Node 0 
[  396.477450]  cache_grow_begin+0x91/0x8c0
[  396.479835] DMA32: 
[  396.485391]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.487782] 4*4kB 
[  396.491856]  fallback_alloc+0x203/0x2e0
[  396.494065] (UM) 
[  396.498484]  ____cache_alloc_node+0x1c7/0x1e0
[  396.500609] 1*8kB (M) 
[  396.504593]  kmem_cache_alloc_node+0xe3/0x730
[  396.506639] 3*16kB (M) 
[  396.511138]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.513613] 3*32kB 
[  396.518108]  __alloc_skb+0x119/0x770
[  396.520678] (M) 
[  396.524912]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.527128] 1*64kB 
[  396.530835]  ? skb_scrub_packet+0x490/0x490
[  396.532793] (M) 
[  396.538065]  ? lock_downgrade+0x900/0x900
[  396.540283] 3*128kB 
[  396.544607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.546559] (UM) 
[  396.550708]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.553006] 3*256kB 
[  396.558539]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.560590] (UM) 
[  396.566041]  ? addrconf_rs_timer+0x6f0/0x6f0
[  396.568343] 4*512kB 
[  396.573806]  ndisc_alloc_skb+0x144/0x340
[  396.575828] (UM) 3*1024kB 
[  396.580241]  ndisc_send_rs+0x331/0x6e0
[  396.582540] (M) 
[  396.586608]  addrconf_rs_timer+0x3c0/0x6f0
[  396.589431] 3*2048kB 
[  396.593317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.595267] (M) 
[  396.599508]  call_timer_fn+0x272/0x920
[  396.601890] 3*4096kB (M) 
[  396.606131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.608090] = 24936kB
[  396.611974]  ? process_timeout+0x40/0x40
[  396.614711] Node 0 
[  396.618942]  ? find_held_lock+0x36/0x1c0
[  396.621328] Normal: 
[  396.625387]  ? __run_timers+0x7da/0xc70
[  396.627597] 1267*4kB 
[  396.631658]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.633954] (UMEH) 
[  396.637921]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.640312] 430*8kB 
[  396.644809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.644826]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  396.647044] (UMEH) 
[  396.651540]  ? trace_hardirqs_on+0xbd/0x310
[  396.653842] 212*16kB 
[  396.658070]  ? kasan_check_read+0x11/0x20
[  396.662627] (UMEH) 
[  396.664859]  ? __run_timers+0x7da/0xc70
[  396.669154] 35*32kB 
[  396.671562]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.675689] (MH) 
[  396.677928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.681881] 9*64kB 
[  396.684228]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.689651] (MH) 
[  396.691709]  __run_timers+0x7e5/0xc70
[  396.695916] 1*128kB (H) 
[  396.698170]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.702371] 1*256kB 
[  396.704432]  ? check_preemption_disabled+0x48/0x200
[  396.708209] (H) 
[  396.710889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.716231] 0*512kB 
[  396.718593]  ? rcu_irq_exit+0xce/0x100
[  396.723584] 0*1024kB 
[  396.725561]  ? irq_exit+0xbd/0x1c0
[  396.731071] 0*2048kB 
[  396.733396]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  396.737258] 0*4096kB 
[  396.739681]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.743196] = 13980kB
[  396.745615]  ? retint_kernel+0x2d/0x2d
[  396.750615] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.753019]  ? trace_hardirqs_on_caller+0xc0/0x300
[  396.757755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.760159]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.764025] 4516 total pagecache pages
[  396.772859]  ? trace_hardirqs_off_caller+0x300/0x300
[  396.777776] 0 pages in swap cache
[  396.786341]  ? graph_lock+0x170/0x170
[  396.791073] Swap cache stats: add 0, delete 0, find 0/0
[  396.794954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.800034] Free swap  = 0kB
[  396.803483]  ? check_preemption_disabled+0x48/0x200
[  396.807266] Total swap = 0kB
[  396.812644]  ? __lock_is_held+0xb5/0x140
[  396.818155] 1965979 pages RAM
[  396.821174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.826167] 0 pages HighMem/MovableOnly
[  396.829183]  ? check_preemption_disabled+0x48/0x200
[  396.833235] 343324 pages reserved
[  396.836338]  run_timer_softirq+0x52/0xb0
[  396.841860] 0 pages cma reserved
[  396.845829]  ? rcu_read_lock_sched_held+0x108/0x120
[  396.850926] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.854266]  __do_softirq+0x30b/0xad8
[  396.858377] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.861692]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.866676] ksoftirqd/0 cpuset=
[  396.873164]  ? pvclock_read_flags+0x160/0x160
[  396.876940] /
[  396.887260]  ? lapic_next_event+0x5a/0x90
[  396.892346]  mems_allowed=0
[  396.895622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.914386]  ? check_preemption_disabled+0x48/0x200
[  396.919419]  ? check_preemption_disabled+0x48/0x200
[  396.924444]  ? kvm_clock_read+0x18/0x30
[  396.928421]  ? kvm_sched_clock_read+0x9/0x20
[  396.932837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.938376]  ? check_preemption_disabled+0x48/0x200
[  396.943422]  irq_exit+0x17f/0x1c0
[  396.946889]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.951752]  ? smp_reschedule_interrupt+0x109/0x650
[  396.956779]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.962674]  ? interrupt_entry+0xb5/0xf0
[  396.966742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.971758]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.976779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.981623]  ? trace_hardirqs_off+0x300/0x300
[  396.986119]  ? trace_hardirqs_off+0x300/0x300
[  396.990628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.996165]  ? check_preemption_disabled+0x48/0x200
[  397.001183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.006742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.011596]  apic_timer_interrupt+0xf/0x20
[  397.015831]  </IRQ>
[  397.018077] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  397.023013] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  397.041914] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  397.049630] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.056908] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  397.064174] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  397.071444] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  397.078710] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  397.086047]  skb_clone+0x1bb/0x500
[  397.089596]  ? skb_split+0x11e0/0x11e0
[  397.093502]  ? preempt_notifier_register+0x200/0x200
[  397.098619]  ? __switch_to_asm+0x34/0x70
[  397.102681]  ? __switch_to_asm+0x34/0x70
[  397.106738]  ? __switch_to_asm+0x40/0x70
[  397.110797]  ? __switch_to_asm+0x34/0x70
[  397.114894]  ? __switch_to_asm+0x40/0x70
[  397.118963]  ? __switch_to_asm+0x40/0x70
[  397.123037]  ? __switch_to_asm+0x34/0x70
[  397.127098]  ? __switch_to_asm+0x34/0x70
[  397.131157]  ? __switch_to_asm+0x40/0x70
[  397.135217]  ? __switch_to_asm+0x34/0x70
[  397.139310]  bpf_clone_redirect+0xb9/0x490
[  397.143556]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  397.148581]  ? __sched_text_start+0x8/0x8
[  397.152729]  ? retint_kernel+0x2d/0x2d
[  397.156628]  ? find_held_lock+0x36/0x1c0
[  397.160699]  ? lock_acquire+0x1ed/0x520
[  397.164677]  ? bpf_test_run+0x32e/0x5a0
[  397.168655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.174196]  ? check_preemption_disabled+0x48/0x200
[  397.179232]  ? kasan_check_read+0x11/0x20
[  397.183405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.188704]  ? rcu_bh_qs+0xc0/0xc0
[  397.192249]  ? preempt_schedule+0x4d/0x60
[  397.196403]  ? ___preempt_schedule+0x16/0x18
[  397.200816]  ? bpf_test_run+0x1c0/0x5a0
[  397.204801]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.209214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.214749]  ? bpf_test_init.isra.9+0x70/0x100
[  397.219349]  ? bpf_prog_test_run_skb+0x634/0xb40
[  397.224117]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  397.228961]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.234597]  ? fput+0x130/0x1a0
[  397.237881]  ? __bpf_prog_get+0x9b/0x290
[  397.241949]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  397.246805]  ? bpf_prog_test_run+0x130/0x1a0
[  397.251221]  ? __x64_sys_bpf+0x3d8/0x510
[  397.255285]  ? bpf_prog_get+0x20/0x20
[  397.259108]  ? do_syscall_64+0x1b9/0x820
[  397.263172]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.268542]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.273469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.278316]  ? trace_hardirqs_off+0x300/0x300
[  397.282812]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.287843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.293379]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.298409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.303274]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.308660] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  397.308765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.315419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.315425] Call Trace:
[  397.315447]  dump_stack+0x1c4/0x2b4
[  397.315470]  ? dump_stack_print_info.cold.2+0x52/0x52
[  397.322049] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.331315]  warn_alloc.cold.118+0xb7/0x1bd
[  397.333875] syz-executor1 cpuset=
[  397.337513]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.342668] syz1
[  397.353151]  ? lock_downgrade+0x900/0x900
[  397.357451]  mems_allowed=0
[  397.360918]  ? trace_hardirqs_off+0xb8/0x300
[  397.379152]  ? trace_hardirqs_off+0xb8/0x300
[  397.383570]  __alloc_pages_slowpath+0x2667/0x2d80
[  397.388442]  ? mark_held_locks+0x130/0x130
[  397.392686]  ? warn_alloc+0x120/0x120
[  397.396505]  ? warn_alloc+0x120/0x120
[  397.400307]  ? print_usage_bug+0xc0/0xc0
[  397.404372]  ? warn_alloc+0x120/0x120
[  397.408177]  ? print_usage_bug+0xc0/0xc0
[  397.412245]  ? __lock_acquire+0x7ec/0x4ec0
[  397.416489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.422042]  ? should_fail+0x22d/0xd01
[  397.425941]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.431049]  ? __lock_acquire+0x7ec/0x4ec0
[  397.435288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.440397]  ? __lock_acquire+0x7ec/0x4ec0
[  397.444634]  ? should_fail+0x22d/0xd01
[  397.448542]  ? mark_held_locks+0x130/0x130
[  397.452785]  ? mark_held_locks+0x130/0x130
[  397.457019]  ? graph_lock+0x170/0x170
[  397.460818]  ? graph_lock+0x170/0x170
[  397.464621]  ? graph_lock+0x170/0x170
[  397.468424]  ? print_usage_bug+0xc0/0xc0
[  397.472485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.478040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.483606]  ? check_preemption_disabled+0x48/0x200
[  397.488622]  ? check_preemption_disabled+0x48/0x200
[  397.493654]  ? __lock_is_held+0xb5/0x140
[  397.497724]  __alloc_pages_nodemask+0xa80/0xde0
[  397.502422]  ? graph_lock+0x170/0x170
[  397.506244]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.511255]  ? graph_lock+0x170/0x170
[  397.515069]  ? find_held_lock+0x36/0x1c0
[  397.519171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.523865]  ? lock_downgrade+0x900/0x900
[  397.528028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.533578]  cache_grow_begin+0x91/0x8c0
[  397.537647]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.542064]  fallback_alloc+0x203/0x2e0
[  397.546048]  ____cache_alloc_node+0x1c7/0x1e0
[  397.550550]  kmem_cache_alloc_node+0xe3/0x730
[  397.555052]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.559325]  __alloc_skb+0x119/0x770
[  397.563063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.568344]  ? skb_scrub_packet+0x490/0x490
[  397.572664]  ? lock_downgrade+0x900/0x900
[  397.576821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.582366]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.587821]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.593288]  ? addrconf_rs_timer+0x6f0/0x6f0
[  397.597710]  ndisc_alloc_skb+0x144/0x340
[  397.601781]  ndisc_send_rs+0x331/0x6e0
[  397.605675]  addrconf_rs_timer+0x3c0/0x6f0
[  397.609923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.614175]  call_timer_fn+0x272/0x920
[  397.618064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.622301]  ? process_timeout+0x40/0x40
[  397.626364]  ? find_held_lock+0x36/0x1c0
[  397.630445]  ? __run_timers+0x7da/0xc70
[  397.634424]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.638927]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.643424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.647663]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  397.652252]  ? trace_hardirqs_on+0xbd/0x310
[  397.656573]  ? kasan_check_read+0x11/0x20
[  397.660716]  ? __run_timers+0x7da/0xc70
[  397.664698]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.670154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.674396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.678632]  __run_timers+0x7e5/0xc70
[  397.682450]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  397.687816]  ? compat_start_thread+0x80/0x80
[  397.692244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.697820]  ? _raw_spin_unlock_irq+0x60/0x80
[  397.702321]  ? finish_task_switch+0x1f5/0x900
[  397.706818]  ? finish_task_switch+0x1b5/0x900
[  397.711312]  ? __switch_to_asm+0x34/0x70
[  397.715408]  ? preempt_notifier_register+0x200/0x200
[  397.720522]  ? __switch_to_asm+0x34/0x70
[  397.724581]  ? __switch_to_asm+0x40/0x70
[  397.728640]  ? __switch_to_asm+0x34/0x70
[  397.732704]  ? __switch_to_asm+0x40/0x70
[  397.736768]  ? __switch_to_asm+0x34/0x70
[  397.740828]  ? __switch_to_asm+0x40/0x70
[  397.744888]  ? __switch_to_asm+0x40/0x70
[  397.748968]  ? pvclock_read_flags+0x160/0x160
[  397.753466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.759012]  ? check_preemption_disabled+0x48/0x200
[  397.764042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.769322]  ? rcu_pm_notify+0xc0/0xc0
[  397.773227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.778766]  ? check_preemption_disabled+0x48/0x200
[  397.783794]  run_timer_softirq+0x52/0xb0
[  397.787862]  ? rcu_read_lock_sched_held+0x108/0x120
[  397.792886]  __do_softirq+0x30b/0xad8
[  397.796706]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.801811]  ? trace_hardirqs_off_caller+0x300/0x300
[  397.806918]  ? retint_kernel+0x1b/0x2d
[  397.810822]  ? schedule+0x108/0x460
[  397.814458]  ? __schedule+0x1ed0/0x1ed0
[  397.818461]  ? trace_hardirqs_off+0xb8/0x300
[  397.822891]  ? ___might_sleep+0x1ed/0x300
[  397.827048]  ? smpboot_thread_fn+0x68b/0xa00
[  397.831458]  ? trace_hardirqs_on+0x310/0x310
[  397.835911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.841446]  ? check_preemption_disabled+0x48/0x200
[  397.846471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.852035]  ? takeover_tasklets+0xa90/0xa90
[  397.856450]  run_ksoftirqd+0x94/0x100
[  397.860268]  smpboot_thread_fn+0x68b/0xa00
[  397.864516]  ? sort_range+0x30/0x30
[  397.868148]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.873249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.878789]  ? __kthread_parkme+0xfb/0x1a0
[  397.883064]  kthread+0x35a/0x420
[  397.886441]  ? sort_range+0x30/0x30
[  397.890068]  ? kthread_bind+0x40/0x40
[  397.893872]  ret_from_fork+0x3a/0x50
[  397.897618] warn_alloc_show_mem: 1 callbacks suppressed
[  397.897630] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  397.897632] Mem-Info:
[  397.897666] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  397.897666]  active_file:18 inactive_file:31 isolated_file:0
[  397.897666]  unevictable:0 dirty:0 writeback:0 unstable:0
[  397.897666]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  397.897666]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  397.897666]  free:13670 free_pcp:352 free_cma:0
[  397.903020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.910295] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  397.912696] Call Trace:
[  397.945742] Node 0 
[  397.955099]  <IRQ>
[  397.983041] 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
[  397.985620]  dump_stack+0x1c4/0x2b4
[  397.987823] lowmem_reserve[]:
[  397.989975]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.015923]  0 2815
[  398.019579]  warn_alloc.cold.118+0xb7/0x1bd
[  398.022650]  6318
[  398.027835]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.030051]  6318
[  398.034366]  ? lock_downgrade+0x900/0x900
[  398.036413] Node 0 
[  398.041257]  ? trace_hardirqs_off+0xb8/0x300
[  398.043315] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  398.047441]  ? trace_hardirqs_off+0xb8/0x300
[  398.049646] lowmem_reserve[]: 0
[  398.054065]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.080752]  0 3503
[  398.085196]  ? warn_alloc+0x120/0x120
[  398.088427]  3503
[  398.093264]  ? trace_hardirqs_on+0x310/0x310
[  398.099276]  ? warn_alloc+0x120/0x120
[  398.101316] Node 0 
[  398.106169]  ? print_usage_bug+0xc0/0xc0
[  398.109979] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  398.112228]  ? warn_alloc+0x120/0x120
[  398.116260] lowmem_reserve[]: 0
[  398.144900]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  398.148680]  0
[  398.151960]  ? print_usage_bug+0xc0/0xc0
[  398.156947]  0 0
[  398.158758]  ? __lock_acquire+0x7ec/0x4ec0
[  398.164768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.168979] Node 0 
[  398.174530]  ? should_fail+0x22d/0xd01
[  398.174534] DMA: 1*4kB 
[  398.176773]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.180646] (U) 
[  398.183228]  ? __lock_acquire+0x7ec/0x4ec0
[  398.188324] 0*8kB 
[  398.190327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.194538] 0*16kB 
[  398.196690]  ? __lock_acquire+0x7ec/0x4ec0
[  398.196707]  ? should_fail+0x22d/0xd01
[  398.201789] 1*32kB (U) 
[  398.204030]  ? print_usage_bug+0xc0/0xc0
[  398.208243] 2*64kB 
[  398.212129]  ? mark_held_locks+0x130/0x130
[  398.214685] (U) 
[  398.218740]  ? mark_held_locks+0x130/0x130
[  398.220959] 1*128kB 
[  398.225195]  ? graph_lock+0x170/0x170
[  398.227139] (U) 1*256kB 
[  398.231385]  ? print_usage_bug+0xc0/0xc0
[  398.233690] (U) 
[  398.237505]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.240141] 0*512kB 
[  398.244198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.246148] 1*1024kB 
[  398.250899]  ? check_preemption_disabled+0x48/0x200
[  398.253204] (U) 
[  398.258736]  ? check_preemption_disabled+0x48/0x200
[  398.261160] 1*2048kB 
[  398.266178]  ? __lock_is_held+0xb5/0x140
[  398.268130] (M) 
[  398.273146]  __alloc_pages_nodemask+0xa80/0xde0
[  398.275531] 3*4096kB 
[  398.279594]  ? graph_lock+0x170/0x170
[  398.281561] (M) 
[  398.286233]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.288623] = 15908kB
[  398.292422]  ? graph_lock+0x170/0x170
[  398.294392] Node 0 
[  398.299454]  ? find_held_lock+0x36/0x1c0
[  398.301835] DMA32: 
[  398.305642]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.307854] 4*4kB 
[  398.311906]  ? lock_downgrade+0x900/0x900
[  398.314124] (UM) 
[  398.318800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.320928] 1*8kB 
[  398.325071]  cache_grow_begin+0x91/0x8c0
[  398.327109] (M) 
[  398.332647]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.334779] 3*16kB (M) 
[  398.338850]  fallback_alloc+0x203/0x2e0
[  398.340802] 3*32kB 
[  398.345225]  ____cache_alloc_node+0x1c7/0x1e0
[  398.347783] (M) 
[  398.351769]  kmem_cache_alloc_node+0xe3/0x730
[  398.353982] 1*64kB 
[  398.358487]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.360448] (M) 
[  398.364950]  __alloc_skb+0x119/0x770
[  398.367149] 3*128kB (UM) 
[  398.371411]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.373357] 3*256kB 
[  398.377066]  ? skb_scrub_packet+0x490/0x490
[  398.379800] (UM) 
[  398.385072]  ? lock_downgrade+0x900/0x900
[  398.387371] 4*512kB 
[  398.391688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.393722] (UM) 
[  398.397871]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.400166] 3*1024kB 
[  398.405699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.407737] (M) 
[  398.413210]  ? addrconf_rs_timer+0x6f0/0x6f0
[  398.415594] 3*2048kB (M) 
[  398.421064]  ndisc_alloc_skb+0x144/0x340
[  398.423008] 3*4096kB 
[  398.427419]  ndisc_send_rs+0x331/0x6e0
[  398.430150] (M) 
[  398.434208]  addrconf_rs_timer+0x3c0/0x6f0
[  398.436598] = 24936kB
[  398.440482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.442437] Node 0 
[  398.446679]  call_timer_fn+0x272/0x920
[  398.449060] Normal: 
[  398.453313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.455528] 1267*4kB 
[  398.459427]  ? process_timeout+0x40/0x40
[  398.461738] (UMEH) 
[  398.465996]  ? find_held_lock+0x36/0x1c0
[  398.468383] 430*8kB 
[  398.472442]  ? __run_timers+0x7da/0xc70
[  398.474651] (UMEH) 
[  398.478717]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.481016] 212*16kB 
[  398.484985]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.487199] (UMEH) 
[  398.491694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.494083] 35*32kB 
[  398.498589]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  398.500802] (MH) 
[  398.505035]  ? trace_hardirqs_on+0xbd/0x310
[  398.507333] 9*64kB 
[  398.511920]  ? kasan_check_read+0x11/0x20
[  398.513959] (MH) 
[  398.518296]  ? __run_timers+0x7da/0xc70
[  398.520505] 1*128kB (H) 
[  398.524658]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.526700] 1*256kB 
[  398.530671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.533321] (H) 
[  398.538767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.541071] 0*512kB 0*1024kB 
[  398.545312]  __run_timers+0x7e5/0xc70
[  398.547265] 0*2048kB 
[  398.551529]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  398.554590] 0*4096kB = 13980kB
[  398.558425]  ? check_preemption_disabled+0x48/0x200
[  398.560842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  398.566199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.569372] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  398.574413]  ? rcu_irq_exit+0xce/0x100
[  398.583214] 4516 total pagecache pages
[  398.588750]  ? irq_exit+0xbd/0x1c0
[  398.597304] 0 pages in swap cache
[  398.601197]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  398.605076] Swap cache stats: add 0, delete 0, find 0/0
[  398.608611]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.612037] Free swap  = 0kB
[  398.617049]  ? retint_kernel+0x2d/0x2d
[  398.622387] Total swap = 0kB
[  398.627148]  ? trace_hardirqs_on_caller+0xc0/0x300
[  398.630141] 1965979 pages RAM
[  398.634027]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.637016] 0 pages HighMem/MovableOnly
[  398.637026] 343324 pages reserved
[  398.641949]  ? trace_hardirqs_off_caller+0x300/0x300
[  398.645033] 0 pages cma reserved
[  398.649789]  ? graph_lock+0x170/0x170
[  398.653854] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.657186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.662383] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.665632]  ? check_preemption_disabled+0x48/0x200
[  398.669405] ksoftirqd/0 cpuset=/
[  398.675913]  ? __lock_is_held+0xb5/0x140
[  398.681431]  mems_allowed=0
[  398.691736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.712579]  ? check_preemption_disabled+0x48/0x200
[  398.717610]  run_timer_softirq+0x52/0xb0
[  398.721678]  ? rcu_read_lock_sched_held+0x108/0x120
[  398.726701]  __do_softirq+0x30b/0xad8
[  398.730524]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  398.735634]  ? pvclock_read_flags+0x160/0x160
[  398.740130]  ? lapic_next_event+0x5a/0x90
[  398.744283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.749818]  ? check_preemption_disabled+0x48/0x200
[  398.754843]  ? check_preemption_disabled+0x48/0x200
[  398.759917]  ? kvm_clock_read+0x18/0x30
[  398.763895]  ? kvm_sched_clock_read+0x9/0x20
[  398.768308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.773846]  ? check_preemption_disabled+0x48/0x200
[  398.778891]  irq_exit+0x17f/0x1c0
[  398.782353]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.787194]  ? smp_reschedule_interrupt+0x109/0x650
[  398.792213]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.798100]  ? interrupt_entry+0xb5/0xf0
[  398.802172]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.807188]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.812210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.817053]  ? trace_hardirqs_off+0x300/0x300
[  398.821552]  ? trace_hardirqs_off+0x300/0x300
[  398.826050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.831592]  ? check_preemption_disabled+0x48/0x200
[  398.836609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.842156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.847011]  apic_timer_interrupt+0xf/0x20
[  398.851242]  </IRQ>
[  398.853487] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  398.858438] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  398.877340] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  398.885054] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.892324] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  398.899589] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  398.906882] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  398.914152] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  398.921481]  skb_clone+0x1bb/0x500
[  398.925034]  ? skb_split+0x11e0/0x11e0
[  398.928933]  ? preempt_notifier_register+0x200/0x200
[  398.934039]  ? __switch_to_asm+0x34/0x70
[  398.938108]  ? __switch_to_asm+0x34/0x70
[  398.942167]  ? __switch_to_asm+0x40/0x70
[  398.946248]  ? __switch_to_asm+0x34/0x70
[  398.950314]  ? __switch_to_asm+0x40/0x70
[  398.954376]  ? __switch_to_asm+0x40/0x70
[  398.958441]  ? __switch_to_asm+0x34/0x70
[  398.962531]  ? __switch_to_asm+0x34/0x70
[  398.966612]  ? __switch_to_asm+0x40/0x70
[  398.970667]  ? __switch_to_asm+0x34/0x70
[  398.974743]  bpf_clone_redirect+0xb9/0x490
[  398.978992]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  398.984025]  ? __sched_text_start+0x8/0x8
[  398.988180]  ? retint_kernel+0x2d/0x2d
[  398.992084]  ? find_held_lock+0x36/0x1c0
[  398.996154]  ? lock_acquire+0x1ed/0x520
[  399.000132]  ? bpf_test_run+0x32e/0x5a0
[  399.004114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.009655]  ? check_preemption_disabled+0x48/0x200
[  399.014701]  ? kasan_check_read+0x11/0x20
[  399.018868]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.024153]  ? rcu_bh_qs+0xc0/0xc0
[  399.027697]  ? preempt_schedule+0x4d/0x60
[  399.031853]  ? ___preempt_schedule+0x16/0x18
[  399.036278]  ? bpf_test_run+0x1c0/0x5a0
[  399.040265]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.044676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.050236]  ? bpf_test_init.isra.9+0x70/0x100
[  399.054825]  ? bpf_prog_test_run_skb+0x634/0xb40
[  399.059591]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.064446]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.069986]  ? fput+0x130/0x1a0
[  399.073273]  ? __bpf_prog_get+0x9b/0x290
[  399.077337]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.082184]  ? bpf_prog_test_run+0x130/0x1a0
[  399.086598]  ? __x64_sys_bpf+0x3d8/0x510
[  399.091009]  ? bpf_prog_get+0x20/0x20
[  399.094835]  ? do_syscall_64+0x1b9/0x820
[  399.098906]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.104299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.109255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.114103]  ? trace_hardirqs_off+0x300/0x300
[  399.118598]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.123628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.129167]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.134189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.139047]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  399.144439] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  399.144570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.151202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.151207] Call Trace:
[  399.151231]  dump_stack+0x1c4/0x2b4
[  399.151253]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.157831] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.167112]  warn_alloc.cold.118+0xb7/0x1bd
[  399.169668] syz-executor1 cpuset=
[  399.173291]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.178469] syz1
[  399.188953]  ? lock_downgrade+0x900/0x900
[  399.193279]  mems_allowed=0
[  399.196739]  ? trace_hardirqs_off+0xb8/0x300
[  399.214971]  ? trace_hardirqs_off+0xb8/0x300
[  399.219412]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.224292]  ? mark_held_locks+0x130/0x130
[  399.228534]  ? warn_alloc+0x120/0x120
[  399.232356]  ? warn_alloc+0x120/0x120
[  399.236182]  ? print_usage_bug+0xc0/0xc0
[  399.240271]  ? warn_alloc+0x120/0x120
[  399.244075]  ? print_usage_bug+0xc0/0xc0
[  399.248141]  ? __lock_acquire+0x7ec/0x4ec0
[  399.252383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.257932]  ? should_fail+0x22d/0xd01
[  399.261825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.266930]  ? __lock_acquire+0x7ec/0x4ec0
[  399.271174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.276313]  ? __lock_acquire+0x7ec/0x4ec0
[  399.280551]  ? should_fail+0x22d/0xd01
[  399.284438]  ? print_usage_bug+0xc0/0xc0
[  399.288511]  ? mark_held_locks+0x130/0x130
[  399.292755]  ? mark_held_locks+0x130/0x130
[  399.297002]  ? graph_lock+0x170/0x170
[  399.300800]  ? print_usage_bug+0xc0/0xc0
[  399.304864]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.309624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.315161]  ? check_preemption_disabled+0x48/0x200
[  399.320177]  ? check_preemption_disabled+0x48/0x200
[  399.325223]  ? __lock_is_held+0xb5/0x140
[  399.329294]  __alloc_pages_nodemask+0xa80/0xde0
[  399.333969]  ? graph_lock+0x170/0x170
[  399.337776]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.342790]  ? graph_lock+0x170/0x170
[  399.346643]  ? find_held_lock+0x36/0x1c0
[  399.350721]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.355396]  ? lock_downgrade+0x900/0x900
[  399.359558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.365157]  cache_grow_begin+0x91/0x8c0
[  399.369248]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.373678]  fallback_alloc+0x203/0x2e0
[  399.377658]  ____cache_alloc_node+0x1c7/0x1e0
[  399.382159]  kmem_cache_alloc_node+0xe3/0x730
[  399.386660]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.390904]  __alloc_skb+0x119/0x770
[  399.394641]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.399930]  ? skb_scrub_packet+0x490/0x490
[  399.404255]  ? lock_downgrade+0x900/0x900
[  399.408416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.413958]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.419413]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.424872]  ? addrconf_rs_timer+0x6f0/0x6f0
[  399.429301]  ndisc_alloc_skb+0x144/0x340
[  399.433374]  ndisc_send_rs+0x331/0x6e0
[  399.437273]  addrconf_rs_timer+0x3c0/0x6f0
[  399.441517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.445773]  call_timer_fn+0x272/0x920
[  399.449665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.453909]  ? process_timeout+0x40/0x40
[  399.457971]  ? find_held_lock+0x36/0x1c0
[  399.462046]  ? __run_timers+0x7da/0xc70
[  399.466025]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.470537]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.475034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.479273]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.483862]  ? trace_hardirqs_on+0xbd/0x310
[  399.488183]  ? kasan_check_read+0x11/0x20
[  399.492334]  ? __run_timers+0x7da/0xc70
[  399.496310]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.501780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.506022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.510346]  __run_timers+0x7e5/0xc70
[  399.514176]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.519538]  ? compat_start_thread+0x80/0x80
[  399.523966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.529513]  ? _raw_spin_unlock_irq+0x60/0x80
[  399.534026]  ? finish_task_switch+0x1f5/0x900
[  399.538523]  ? finish_task_switch+0x1b5/0x900
[  399.543023]  ? __switch_to_asm+0x34/0x70
[  399.547089]  ? preempt_notifier_register+0x200/0x200
[  399.552194]  ? __switch_to_asm+0x34/0x70
[  399.556279]  ? __switch_to_asm+0x40/0x70
[  399.560336]  ? __switch_to_asm+0x34/0x70
[  399.564404]  ? __switch_to_asm+0x40/0x70
[  399.568467]  ? __switch_to_asm+0x34/0x70
[  399.572527]  ? __switch_to_asm+0x40/0x70
[  399.576591]  ? __switch_to_asm+0x40/0x70
[  399.580660]  ? pvclock_read_flags+0x160/0x160
[  399.585169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.590705]  ? check_preemption_disabled+0x48/0x200
[  399.595732]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.601013]  ? rcu_pm_notify+0xc0/0xc0
[  399.604906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.610458]  ? check_preemption_disabled+0x48/0x200
[  399.615486]  run_timer_softirq+0x52/0xb0
[  399.619549]  ? rcu_read_lock_sched_held+0x108/0x120
[  399.624566]  __do_softirq+0x30b/0xad8
[  399.628397]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.633501]  ? trace_hardirqs_off_caller+0x300/0x300
[  399.638603]  ? retint_kernel+0x1b/0x2d
[  399.642498]  ? schedule+0x108/0x460
[  399.646132]  ? __schedule+0x1ed0/0x1ed0
[  399.650111]  ? trace_hardirqs_off+0xb8/0x300
[  399.654521]  ? ___might_sleep+0x1ed/0x300
[  399.658668]  ? smpboot_thread_fn+0x68b/0xa00
[  399.663083]  ? trace_hardirqs_on+0x310/0x310
[  399.667497]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.673049]  ? check_preemption_disabled+0x48/0x200
[  399.678070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.683611]  ? takeover_tasklets+0xa90/0xa90
[  399.688022]  run_ksoftirqd+0x94/0x100
[  399.691861]  smpboot_thread_fn+0x68b/0xa00
[  399.696100]  ? sort_range+0x30/0x30
[  399.699732]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.704836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.710378]  ? __kthread_parkme+0xfb/0x1a0
[  399.714624]  kthread+0x35a/0x420
[  399.717991]  ? sort_range+0x30/0x30
[  399.721616]  ? kthread_bind+0x40/0x40
[  399.725428]  ret_from_fork+0x3a/0x50
[  399.729158] warn_alloc_show_mem: 1 callbacks suppressed
[  399.729171] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  399.729173] Mem-Info:
[  399.729207] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  399.729207]  active_file:18 inactive_file:31 isolated_file:0
[  399.729207]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.729207]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  399.729207]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  399.729207]  free:13670 free_pcp:352 free_cma:0
[  399.734541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.734550] Call Trace:
[  399.741830] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.744239]  <IRQ>
[  399.777313] Node 0 
[  399.786666]  dump_stack+0x1c4/0x2b4
[  399.789266] 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
[  399.817179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.819305] lowmem_reserve[]: 0
[  399.821557]  warn_alloc.cold.118+0xb7/0x1bd
[  399.825155]  2815
[  399.850650]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.855815]  6318
[  399.859121]  ? lock_downgrade+0x900/0x900
[  399.863420]  6318
[  399.865538]  ? trace_hardirqs_off+0xb8/0x300
[  399.872411]  ? trace_hardirqs_off+0xb8/0x300
[  399.876532] Node 0 
[  399.878604]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.883012] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  399.887421]  ? warn_alloc+0x120/0x120
[  399.889602] lowmem_reserve[]: 0
[  399.894450]  ? warn_alloc+0x120/0x120
[  399.921141]  0 3503
[  399.924950]  ? print_usage_bug+0xc0/0xc0
[  399.928207]  3503
[  399.932006]  ? warn_alloc+0x120/0x120
[  399.934235] Node 0 
[  399.938299]  ? print_usage_bug+0xc0/0xc0
[  399.940364] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  399.944139]  ? __lock_acquire+0x7ec/0x4ec0
[  399.946352] lowmem_reserve[]:
[  399.950429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.979025]  0 0
[  399.983295]  ? should_fail+0x22d/0xd01
[  399.986366]  0 0
[  399.991909]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.998231]  ? __lock_acquire+0x7ec/0x4ec0
[  399.998243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.998250]  ? __lock_acquire+0x7ec/0x4ec0
[  399.998257]  ? should_fail+0x22d/0xd01
[  399.998270]  ? mark_held_locks+0x130/0x130
[  399.998280]  ? mark_held_locks+0x130/0x130
[  399.998289]  ? graph_lock+0x170/0x170
[  399.998296]  ? graph_lock+0x170/0x170
[  399.998305]  ? graph_lock+0x170/0x170
[  399.998313]  ? print_usage_bug+0xc0/0xc0
[  399.998322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.998330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.998338]  ? check_preemption_disabled+0x48/0x200
[  399.998345]  ? check_preemption_disabled+0x48/0x200
[  399.998359]  ? __lock_is_held+0xb5/0x140
[  399.998372]  __alloc_pages_nodemask+0xa80/0xde0
[  399.998380]  ? graph_lock+0x170/0x170
[  399.998410]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.998417]  ? graph_lock+0x170/0x170
[  399.998431]  ? find_held_lock+0x36/0x1c0
[  399.998447]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.998455]  ? lock_downgrade+0x900/0x900
[  399.998466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.998477]  cache_grow_begin+0x91/0x8c0
[  399.998486]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.998498]  fallback_alloc+0x203/0x2e0
[  399.998509]  ____cache_alloc_node+0x1c7/0x1e0
[  399.998520]  kmem_cache_alloc_node+0xe3/0x730
[  399.998531]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.998546]  __alloc_skb+0x119/0x770
[  399.998557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.998567]  ? skb_scrub_packet+0x490/0x490
[  399.998574]  ? lock_downgrade+0x900/0x900
[  399.998585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.998596]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.998606]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.998614]  ? addrconf_rs_timer+0x6f0/0x6f0
[  399.998629]  ndisc_alloc_skb+0x144/0x340
[  399.998639]  ndisc_send_rs+0x331/0x6e0
[  399.998651]  addrconf_rs_timer+0x3c0/0x6f0
[  399.998662]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.998678]  call_timer_fn+0x272/0x920
[  399.998686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.998694]  ? process_timeout+0x40/0x40
[  399.998700]  ? find_held_lock+0x36/0x1c0
[  399.998713]  ? __run_timers+0x7da/0xc70
[  399.998724]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.998731]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.998738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.998746]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.998755]  ? trace_hardirqs_on+0xbd/0x310
[  399.998761]  ? kasan_check_read+0x11/0x20
[  399.998769]  ? __run_timers+0x7da/0xc70
[  399.998777]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.998787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.998798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.998805]  __run_timers+0x7e5/0xc70
[  399.998820]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.998826]  ? check_preemption_disabled+0x48/0x200
[  399.998833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.998844]  ? rcu_irq_exit+0xce/0x100
[  399.998853]  ? irq_exit+0xbd/0x1c0
[  399.998861]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.998872]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.998881]  ? retint_kernel+0x2d/0x2d
[  399.998888]  ? trace_hardirqs_on_caller+0xc0/0x300
[  399.998896]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.998920]  ? trace_hardirqs_off_caller+0x300/0x300
[  399.998934]  ? graph_lock+0x170/0x170
[  399.998955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.000921] Node 0 
[  400.006022]  ? check_preemption_disabled+0x48/0x200
[  400.010237] DMA: 
[  400.015341]  ? __lock_is_held+0xb5/0x140
[  400.019546] 1*4kB 
[  400.023429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.027677] (U) 
[  400.031914]  ? check_preemption_disabled+0x48/0x200
[  400.031936]  run_timer_softirq+0x52/0xb0
[  400.035712] 0*8kB 
[  400.039516]  ? rcu_read_lock_sched_held+0x108/0x120
[  400.039533]  __do_softirq+0x30b/0xad8
[  400.043325] 0*16kB 
[  400.047386]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  400.052896] 1*32kB 
[  400.058433]  ? pvclock_read_flags+0x160/0x160
[  400.063435] (U) 
[  400.068447]  ? lapic_next_event+0x5a/0x90
[  400.072484] 2*64kB 
[  400.077164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.080956] (U) 
[  400.085966]  ? check_preemption_disabled+0x48/0x200
[  400.089744] 1*128kB 
[  400.093801]  ? check_preemption_disabled+0x48/0x200
[  400.098445] (U) 
[  400.102594]  ? kvm_clock_read+0x18/0x30
[  400.108262] 1*256kB (U) 
[  400.112334]  ? kvm_sched_clock_read+0x9/0x20
[  400.116739] 0*512kB 
[  400.120710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.125181] 1*1024kB 
[  400.129685]  ? check_preemption_disabled+0x48/0x200
[  400.133907] (U) 
[  400.137636]  irq_exit+0x17f/0x1c0
[  400.142881] 1*2048kB 
[  400.147200]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.151316] (M) 
[  400.156849]  ? smp_reschedule_interrupt+0x109/0x650
[  400.162278] 3*4096kB 
[  400.167724]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.172105] (M) 
[  400.176160]  ? interrupt_entry+0xb5/0xf0
[  400.180024] = 15908kB
[  400.184259]  ? trace_hardirqs_off_caller+0xbb/0x300
[  400.188480] Node 0 
[  400.192364]  ? trace_hardirqs_off_caller+0xbb/0x300
[  400.196577] DMA32: 
[  400.200650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.204684] 4*4kB 
[  400.208675]  ? trace_hardirqs_off+0x300/0x300
[  400.213145] (UM) 
[  400.217637]  ? trace_hardirqs_off+0x300/0x300
[  400.221851] 1*8kB 
[  400.226432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.230729] (M) 
[  400.234876]  ? check_preemption_disabled+0x48/0x200
[  400.238827] 3*16kB 
[  400.244296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.248515] (M) 
[  400.252750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.256529] 3*32kB 
[  400.261894]  apic_timer_interrupt+0xf/0x20
[  400.266885] (M) 
[  400.272414]  </IRQ>
[  400.276285] 1*64kB 
[  400.279824] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  400.284825] (M) 
[  400.289574] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  400.293443] 3*128kB 
[  400.298353] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  400.303113] (UM) 
[  400.308204] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  400.311985] 3*256kB 
[  400.317505] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  400.317518] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  400.319751] (UM) 
[  400.324751] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  400.324764] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  400.326819] 4*512kB 
[  400.330925]  skb_clone+0x1bb/0x500
[  400.333001] (UM) 
[  400.338545]  ? skb_split+0x11e0/0x11e0
[  400.340505] 3*1024kB 
[  400.345524]  ? preempt_notifier_register+0x200/0x200
[  400.349565] (M) 
[  400.351728]  ? __switch_to_asm+0x34/0x70
[  400.356713] 3*2048kB (M) 
[  400.360523]  ? __switch_to_asm+0x34/0x70
[  400.362738] 3*4096kB 
[  400.367836]  ? __switch_to_asm+0x40/0x70
[  400.370053] (M) 
[  400.374547]  ? __switch_to_asm+0x34/0x70
[  400.376506] = 24936kB
[  400.380641]  ? __switch_to_asm+0x40/0x70
[  400.382872] Node 0 
[  400.388405]  ? __switch_to_asm+0x40/0x70
[  400.390354] Normal: 
[  400.395364]  ? __switch_to_asm+0x34/0x70
[  400.397669] 1267*4kB 
[  400.402689]  ? __switch_to_asm+0x34/0x70
[  400.404646] (UMEH) 
[  400.408613]  ? __switch_to_asm+0x40/0x70
[  400.411268] 430*8kB 
[  400.415672]  ? __switch_to_asm+0x34/0x70
[  400.417978] (UMEH) 
[  400.423526]  bpf_clone_redirect+0xb9/0x490
[  400.425909] 212*16kB 
[  400.430928]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  400.432877] (UMEH) 
[  400.436328]  ? __sched_text_start+0x8/0x8
[  400.438712] 35*32kB 
[  400.443563]  ? retint_kernel+0x2d/0x2d
[  400.445522] (MH) 
[  400.450556]  ? find_held_lock+0x36/0x1c0
[  400.452943] 9*64kB 
[  400.458825]  ? lock_acquire+0x1ed/0x520
[  400.460773] (MH) 
[  400.464831]  ? bpf_test_run+0x32e/0x5a0
[  400.467221] 1*128kB 
[  400.472235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.474444] (H) 
[  400.479456]  ? check_preemption_disabled+0x48/0x200
[  400.481671] 1*256kB 
[  400.486518]  ? kasan_check_read+0x11/0x20
[  400.488647] (H) 
[  400.493144]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.495180] 0*512kB 
[  400.499667]  ? rcu_bh_qs+0xc0/0xc0
[  400.501790] 0*1024kB 0*2048kB 
[  400.507333]  ? preempt_schedule+0x4d/0x60
[  400.509285] 0*4096kB 
[  400.514299]  ? ___preempt_schedule+0x16/0x18
[  400.516536] = 13980kB
[  400.522071]  ? bpf_test_run+0x1c0/0x5a0
[  400.524027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  400.528871]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.531087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  400.535313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.537263] 4516 total pagecache pages
[  400.539494]  ? bpf_test_init.isra.9+0x70/0x100
[  400.541721] 0 pages in swap cache
[  400.546655]  ? bpf_prog_test_run_skb+0x634/0xb40
[  400.548618] Swap cache stats: add 0, delete 0, find 0/0
[  400.567523]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.569828] Free swap  = 0kB
[  400.577543]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.579587] Total swap = 0kB
[  400.586858]  ? fput+0x130/0x1a0
[  400.589160] 1965979 pages RAM
[  400.596429]  ? __bpf_prog_get+0x9b/0x290
[  400.603674] 0 pages HighMem/MovableOnly
[  400.603683] 343324 pages reserved
[  400.605745]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.613007] 0 pages cma reserved
[  400.620271]  ? bpf_prog_test_run+0x130/0x1a0
[  400.622702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.626110]  ? __x64_sys_bpf+0x3d8/0x510
[  400.628325] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.632052]  ? bpf_prog_get+0x20/0x20
[  400.634447] ksoftirqd/0 cpuset=
[  400.639559]  ? do_syscall_64+0x1b9/0x820
[  400.641508] /
[  400.645560]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.648298]  mems_allowed=0
[  400.652353]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.945143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.950000]  ? trace_hardirqs_off+0x300/0x300
[  400.954503]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.959526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.965065]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.970088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.974949]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.980359] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  400.980471] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.987119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.987129] Call Trace:
[  400.993793] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.002983]  dump_stack+0x1c4/0x2b4
[  401.005548] syz-executor1 cpuset=
[  401.016041]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.019648] syz1
[  401.023123]  warn_alloc.cold.118+0xb7/0x1bd
[  401.028279]  mems_allowed=0
[  401.030247]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.042290]  ? lock_downgrade+0x900/0x900
[  401.046452]  ? trace_hardirqs_off+0xb8/0x300
[  401.050868]  ? trace_hardirqs_off+0xb8/0x300
[  401.055290]  __alloc_pages_slowpath+0x2667/0x2d80
[  401.060165]  ? warn_alloc+0x120/0x120
[  401.063984]  ? warn_alloc+0x120/0x120
[  401.067785]  ? print_usage_bug+0xc0/0xc0
[  401.071860]  ? warn_alloc+0x120/0x120
[  401.075662]  ? print_usage_bug+0xc0/0xc0
[  401.079726]  ? __lock_acquire+0x7ec/0x4ec0
[  401.083968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.089519]  ? should_fail+0x22d/0xd01
[  401.093428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.098539]  ? __lock_acquire+0x7ec/0x4ec0
[  401.102794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.107895]  ? __lock_acquire+0x7ec/0x4ec0
[  401.112149]  ? should_fail+0x22d/0xd01
[  401.116049]  ? mark_held_locks+0x130/0x130
[  401.120292]  ? mark_held_locks+0x130/0x130
[  401.124562]  ? graph_lock+0x170/0x170
[  401.128361]  ? print_usage_bug+0xc0/0xc0
[  401.132427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.137964]  ? check_preemption_disabled+0x48/0x200
[  401.142982]  ? check_preemption_disabled+0x48/0x200
[  401.148014]  ? __lock_is_held+0xb5/0x140
[  401.152097]  __alloc_pages_nodemask+0xa80/0xde0
[  401.156782]  ? graph_lock+0x170/0x170
[  401.160588]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.165606]  ? graph_lock+0x170/0x170
[  401.169423]  ? find_held_lock+0x36/0x1c0
[  401.173516]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.178189]  ? lock_downgrade+0x900/0x900
[  401.182350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.187896]  cache_grow_begin+0x91/0x8c0
[  401.191965]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.196384]  fallback_alloc+0x203/0x2e0
[  401.200375]  ____cache_alloc_node+0x1c7/0x1e0
[  401.204877]  kmem_cache_alloc_node+0xe3/0x730
[  401.209392]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.213643]  __alloc_skb+0x119/0x770
[  401.217399]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.222681]  ? skb_scrub_packet+0x490/0x490
[  401.226999]  ? lock_downgrade+0x900/0x900
[  401.231172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.236737]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.242196]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.247663]  ? addrconf_rs_timer+0x6f0/0x6f0
[  401.252086]  ndisc_alloc_skb+0x144/0x340
[  401.256154]  ndisc_send_rs+0x331/0x6e0
[  401.260067]  addrconf_rs_timer+0x3c0/0x6f0
[  401.264313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.268563]  call_timer_fn+0x272/0x920
[  401.272450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.276685]  ? process_timeout+0x40/0x40
[  401.280757]  ? find_held_lock+0x36/0x1c0
[  401.284827]  ? __run_timers+0x7da/0xc70
[  401.288815]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.293320]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.297813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.302048]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  401.306637]  ? trace_hardirqs_on+0xbd/0x310
[  401.310960]  ? kasan_check_read+0x11/0x20
[  401.315115]  ? __run_timers+0x7da/0xc70
[  401.319090]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.324549]  ? work_on_cpu_safe+0x90/0x90
[  401.328700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.332933]  __run_timers+0x7e5/0xc70
[  401.336748]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  401.342116]  ? compat_start_thread+0x80/0x80
[  401.346536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.352079]  ? _raw_spin_unlock_irq+0x60/0x80
[  401.356580]  ? finish_task_switch+0x1f5/0x900
[  401.361091]  ? finish_task_switch+0x1b5/0x900
[  401.365615]  ? __switch_to_asm+0x34/0x70
[  401.369693]  ? preempt_notifier_register+0x200/0x200
[  401.374796]  ? __switch_to_asm+0x34/0x70
[  401.378893]  ? __switch_to_asm+0x40/0x70
[  401.382962]  ? __switch_to_asm+0x34/0x70
[  401.387024]  ? __switch_to_asm+0x40/0x70
[  401.391085]  ? __switch_to_asm+0x34/0x70
[  401.395147]  ? __switch_to_asm+0x40/0x70
[  401.399205]  ? __switch_to_asm+0x40/0x70
[  401.403277]  ? pvclock_read_flags+0x160/0x160
[  401.407779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.413321]  ? check_preemption_disabled+0x48/0x200
[  401.418364]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.423648]  ? rcu_pm_notify+0xc0/0xc0
[  401.427542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.433084]  ? check_preemption_disabled+0x48/0x200
[  401.438109]  run_timer_softirq+0x52/0xb0
[  401.442194]  ? rcu_read_lock_sched_held+0x108/0x120
[  401.447230]  __do_softirq+0x30b/0xad8
[  401.451047]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  401.456152]  ? trace_hardirqs_off_caller+0x300/0x300
[  401.461253]  ? retint_kernel+0x1b/0x2d
[  401.465151]  ? schedule+0x108/0x460
[  401.468786]  ? __schedule+0x1ed0/0x1ed0
[  401.472768]  ? trace_hardirqs_off+0xb8/0x300
[  401.477179]  ? ___might_sleep+0x1ed/0x300
[  401.481336]  ? smpboot_thread_fn+0x68b/0xa00
[  401.485746]  ? trace_hardirqs_on+0x310/0x310
[  401.490159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.495702]  ? check_preemption_disabled+0x48/0x200
[  401.500716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.506270]  ? takeover_tasklets+0xa90/0xa90
[  401.510678]  run_ksoftirqd+0x94/0x100
[  401.514483]  smpboot_thread_fn+0x68b/0xa00
[  401.518727]  ? sort_range+0x30/0x30
[  401.522360]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.527461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.533005]  ? __kthread_parkme+0xfb/0x1a0
[  401.537261]  kthread+0x35a/0x420
[  401.540624]  ? sort_range+0x30/0x30
[  401.544251]  ? kthread_bind+0x40/0x40
[  401.548069]  ret_from_fork+0x3a/0x50
[  401.551806] warn_alloc_show_mem: 1 callbacks suppressed
[  401.551819] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  401.551822] Mem-Info:
[  401.551861] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  401.551861]  active_file:18 inactive_file:31 isolated_file:0
[  401.551861]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.551861]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  401.551861]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  401.551861]  free:13670 free_pcp:352 free_cma:0
[  401.557199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.564491] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.566889] Call Trace:
[  401.599936] Node 0 
[  401.609307]  <IRQ>
[  401.637252] 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
[  401.639818]  dump_stack+0x1c4/0x2b4
[  401.642020] lowmem_reserve[]:
[  401.644169]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.669651]  0 2815
[  401.673312]  warn_alloc.cold.118+0xb7/0x1bd
[  401.676380]  6318
[  401.681571]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.683810]  6318
[  401.688159]  ? lock_downgrade+0x900/0x900
[  401.695043]  ? trace_hardirqs_off+0xb8/0x300
[  401.697074] Node 0 
[  401.701218]  ? trace_hardirqs_off+0xb8/0x300
[  401.705628] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  401.707839]  __alloc_pages_slowpath+0x2667/0x2d80
[  401.712234] lowmem_reserve[]:
[  401.739000]  ? warn_alloc+0x120/0x120
[  401.743795]  0
[  401.746894]  ? trace_hardirqs_on+0x310/0x310
[  401.750675]  0
[  401.752471]  ? warn_alloc+0x120/0x120
[  401.756858]  3503
[  401.758658]  ? print_usage_bug+0xc0/0xc0
[  401.762428]  3503
[  401.764483]  ? warn_alloc+0x120/0x120
[  401.770587]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  401.774360] Node 0 
[  401.779388]  ? print_usage_bug+0xc0/0xc0
[  401.779419] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  401.779427] lowmem_reserve[]:
[  401.781664]  ? __lock_acquire+0x7ec/0x4ec0
[  401.785700]  0
[  401.814351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.817440]  0
[  401.821679]  ? should_fail+0x22d/0xd01
[  401.823454]  0
[  401.829000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.830771]  0
[  401.834663]  ? __lock_acquire+0x7ec/0x4ec0
[  401.836440] Node 0 
[  401.841541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.843324] DMA: 
[  401.847554]  ? __lock_acquire+0x7ec/0x4ec0
[  401.849769] 1*4kB 
[  401.854863]  ? should_fail+0x22d/0xd01
[  401.856907] (U) 
[  401.861145]  ? print_usage_bug+0xc0/0xc0
[  401.863294] 0*8kB 0*16kB 
[  401.867212]  ? mark_held_locks+0x130/0x130
[  401.869155] 1*32kB (U) 
[  401.873222]  ? mark_held_locks+0x130/0x130
[  401.875964] 2*64kB 
[  401.880198]  ? graph_lock+0x170/0x170
[  401.882767] (U) 
[  401.887011]  ? print_usage_bug+0xc0/0xc0
[  401.889241] 1*128kB 
[  401.893037]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.894992] (U) 
[  401.899053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.901355] 1*256kB 
[  401.906105]  ? check_preemption_disabled+0x48/0x200
[  401.908063] (U) 
[  401.913592]  ? check_preemption_disabled+0x48/0x200
[  401.913620]  ? __lock_is_held+0xb5/0x140
[  401.915918] 0*512kB 
[  401.920938]  __alloc_pages_nodemask+0xa80/0xde0
[  401.922890] 1*1024kB 
[  401.927900]  ? graph_lock+0x170/0x170
[  401.931946] (U) 
[  401.934268]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.938918] 1*2048kB 
[  401.941322]  ? graph_lock+0x170/0x170
[  401.945101] (M) 
[  401.947078]  ? find_held_lock+0x36/0x1c0
[  401.952067] 3*4096kB 
[  401.954481]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.958250] (M) 
[  401.960223]  ? lock_downgrade+0x900/0x900
[  401.964264] = 15908kB
[  401.966674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.971324] Node 0 
[  401.973301]  cache_grow_begin+0x91/0x8c0
[  401.977429] DMA32: 
[  401.979862]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.985377] 4*4kB 
[  401.987621]  fallback_alloc+0x203/0x2e0
[  401.991660] (UM) 
[  401.993894]  ____cache_alloc_node+0x1c7/0x1e0
[  401.998749] 1*8kB (M) 
[  402.000916]  kmem_cache_alloc_node+0xe3/0x730
[  402.004871] 3*16kB 
[  402.006935]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.011418] (M) 
[  402.013918]  __alloc_skb+0x119/0x770
[  402.018387] 3*32kB 
[  402.020643]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.024848] (M) 
[  402.026816]  ? skb_scrub_packet+0x490/0x490
[  402.030509] 1*64kB 
[  402.032751]  ? lock_downgrade+0x900/0x900
[  402.038005] (M) 
[  402.040021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.044306] 3*128kB (UM) 
[  402.046555]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.050674] 3*256kB 
[  402.052642]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.058156] (UM) 
[  402.060941]  ? addrconf_rs_timer+0x6f0/0x6f0
[  402.060982]  ndisc_alloc_skb+0x144/0x340
[  402.066400] 4*512kB 
[  402.068725]  ndisc_send_rs+0x331/0x6e0
[  402.074149] (UM) 
[  402.076210]  addrconf_rs_timer+0x3c0/0x6f0
[  402.080597] 3*1024kB 
[  402.084658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.086954] (M) 
[  402.090860]  call_timer_fn+0x272/0x920
[  402.092894] 3*2048kB 
[  402.097131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.099517] (M) 
[  402.103750]  ? process_timeout+0x40/0x40
[  402.105929] 3*4096kB (M) 
[  402.109830]  ? find_held_lock+0x36/0x1c0
[  402.112220] = 24936kB
[  402.116453]  ? __run_timers+0x7da/0xc70
[  402.118413] Node 0 
[  402.122474]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.125206] Normal: 
[  402.129263]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.131669] 1267*4kB 
[  402.135637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.137848] (UMEH) 
[  402.142340]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.144669] 430*8kB 
[  402.149177]  ? trace_hardirqs_on+0xbd/0x310
[  402.151562] (UMEH) 
[  402.155791]  ? kasan_check_read+0x11/0x20
[  402.158005] 212*16kB 
[  402.162587]  ? __run_timers+0x7da/0xc70
[  402.164888] (UMEH) 
[  402.169205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.171422] 35*32kB 
[  402.175565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.177955] (MH) 
[  402.181926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.184139] 9*64kB 
[  402.189582]  __run_timers+0x7e5/0xc70
[  402.191883] (MH) 
[  402.196126]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.198169] 1*128kB 
[  402.202416]  ? check_preemption_disabled+0x48/0x200
[  402.204622] (H) 
[  402.208423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.210454] 1*256kB (H) 
[  402.215831]  ? rcu_irq_exit+0xce/0x100
[  402.218124] 0*512kB 
[  402.223140]  ? irq_exit+0xbd/0x1c0
[  402.225090] 0*1024kB 
[  402.230627]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.233264] 0*2048kB 0*4096kB 
[  402.237216]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.239504] = 13980kB
[  402.239521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  402.243048]  ? retint_kernel+0x2d/0x2d
[  402.245457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  402.250465]  ? trace_hardirqs_on_caller+0xc0/0x300
[  402.253636] 4516 total pagecache pages
[  402.258383]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.260783] 0 pages in swap cache
[  402.269610]  ? trace_hardirqs_off_caller+0x300/0x300
[  402.273482] Swap cache stats: add 0, delete 0, find 0/0
[  402.282057]  ? graph_lock+0x170/0x170
[  402.286964] Free swap  = 0kB
[  402.290849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.295587] Total swap = 0kB
[  402.299035]  ? check_preemption_disabled+0x48/0x200
[  402.304113] 1965979 pages RAM
[  402.309474]  ? __lock_is_held+0xb5/0x140
[  402.313240] 0 pages HighMem/MovableOnly
[  402.313249] 343324 pages reserved
[  402.316275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.321782] 0 pages cma reserved
[  402.321920] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.324804]  ? check_preemption_disabled+0x48/0x200
[  402.329930] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.332936]  run_timer_softirq+0x52/0xb0
[  402.336970] ksoftirqd/0 cpuset=
[  402.340943]  ? rcu_read_lock_sched_held+0x108/0x120
[  402.344370] /
[  402.349906]  __do_softirq+0x30b/0xad8
[  402.353259]  mems_allowed=0
[  402.359752]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.400859]  ? pvclock_read_flags+0x160/0x160
[  402.405355]  ? lapic_next_event+0x5a/0x90
[  402.409528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.415068]  ? check_preemption_disabled+0x48/0x200
[  402.420088]  ? check_preemption_disabled+0x48/0x200
[  402.425117]  ? kvm_clock_read+0x18/0x30
[  402.429104]  ? kvm_sched_clock_read+0x9/0x20
[  402.433525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.439066]  ? check_preemption_disabled+0x48/0x200
[  402.444097]  irq_exit+0x17f/0x1c0
[  402.447556]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.452399]  ? smp_reschedule_interrupt+0x109/0x650
[  402.457438]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.463321]  ? interrupt_entry+0xb5/0xf0
[  402.467386]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.472412]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.477448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.482296]  ? trace_hardirqs_off+0x300/0x300
[  402.486791]  ? trace_hardirqs_off+0x300/0x300
[  402.491288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.496840]  ? check_preemption_disabled+0x48/0x200
[  402.501859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.507410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.512285]  apic_timer_interrupt+0xf/0x20
[  402.516535]  </IRQ>
[  402.518790] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  402.523724] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  402.542624] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  402.550335] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.557617] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  402.564883] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  402.572149] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  402.579417] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  402.586735]  skb_clone+0x1bb/0x500
[  402.590307]  ? skb_split+0x11e0/0x11e0
[  402.594199]  ? preempt_notifier_register+0x200/0x200
[  402.599301]  ? __switch_to_asm+0x34/0x70
[  402.603377]  ? __switch_to_asm+0x34/0x70
[  402.607440]  ? __switch_to_asm+0x40/0x70
[  402.611497]  ? __switch_to_asm+0x34/0x70
[  402.615589]  ? __switch_to_asm+0x40/0x70
[  402.619651]  ? __switch_to_asm+0x40/0x70
[  402.623715]  ? __switch_to_asm+0x34/0x70
[  402.627779]  ? __switch_to_asm+0x34/0x70
[  402.631839]  ? __switch_to_asm+0x40/0x70
[  402.635913]  ? __switch_to_asm+0x34/0x70
[  402.639989]  bpf_clone_redirect+0xb9/0x490
[  402.644236]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  402.649258]  ? __sched_text_start+0x8/0x8
[  402.653415]  ? retint_kernel+0x2d/0x2d
[  402.657315]  ? find_held_lock+0x36/0x1c0
[  402.661428]  ? lock_acquire+0x1ed/0x520
[  402.665411]  ? bpf_test_run+0x32e/0x5a0
[  402.669388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.674935]  ? check_preemption_disabled+0x48/0x200
[  402.679962]  ? kasan_check_read+0x11/0x20
[  402.684117]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.689396]  ? rcu_bh_qs+0xc0/0xc0
[  402.692949]  ? preempt_schedule+0x4d/0x60
[  402.697102]  ? ___preempt_schedule+0x16/0x18
[  402.701545]  ? bpf_test_run+0x1c0/0x5a0
[  402.705535]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.709960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.715506]  ? bpf_test_init.isra.9+0x70/0x100
[  402.720100]  ? bpf_prog_test_run_skb+0x634/0xb40
[  402.724863]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  402.729707]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.735246]  ? fput+0x130/0x1a0
[  402.738529]  ? __bpf_prog_get+0x9b/0x290
[  402.742592]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  402.747432]  ? bpf_prog_test_run+0x130/0x1a0
[  402.751862]  ? __x64_sys_bpf+0x3d8/0x510
[  402.755935]  ? bpf_prog_get+0x20/0x20
[  402.759759]  ? do_syscall_64+0x1b9/0x820
[  402.763824]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.769201]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.774129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.778989]  ? trace_hardirqs_off+0x300/0x300
[  402.783508]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.788531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.794071]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.799104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.803961]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.809350] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  402.809456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.816112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.816121] Call Trace:
[  402.822725] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.831969]  dump_stack+0x1c4/0x2b4
[  402.834531] syz-executor1 cpuset=
[  402.845014]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.848624] syz1
[  402.852081]  warn_alloc.cold.118+0xb7/0x1bd
[  402.857243]  mems_allowed=0
[  402.859226]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.871305]  ? lock_downgrade+0x900/0x900
[  402.875481]  ? trace_hardirqs_off+0xb8/0x300
[  402.879900]  ? trace_hardirqs_off+0xb8/0x300
[  402.884331]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.889214]  ? warn_alloc+0x120/0x120
[  402.893022]  ? warn_alloc+0x120/0x120
[  402.896834]  ? print_usage_bug+0xc0/0xc0
[  402.900914]  ? warn_alloc+0x120/0x120
[  402.904720]  ? print_usage_bug+0xc0/0xc0
[  402.908786]  ? __lock_acquire+0x7ec/0x4ec0
[  402.913027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.918576]  ? should_fail+0x22d/0xd01
[  402.922473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.927591]  ? __lock_acquire+0x7ec/0x4ec0
[  402.931836]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.936939]  ? __lock_acquire+0x7ec/0x4ec0
[  402.941202]  ? should_fail+0x22d/0xd01
[  402.945099]  ? print_usage_bug+0xc0/0xc0
[  402.949168]  ? mark_held_locks+0x130/0x130
[  402.953432]  ? mark_held_locks+0x130/0x130
[  402.957674]  ? graph_lock+0x170/0x170
[  402.961475]  ? print_usage_bug+0xc0/0xc0
[  402.965541]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.970305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.975860]  ? check_preemption_disabled+0x48/0x200
[  402.980878]  ? check_preemption_disabled+0x48/0x200
[  402.985922]  ? __lock_is_held+0xb5/0x140
[  402.989996]  __alloc_pages_nodemask+0xa80/0xde0
[  402.994673]  ? graph_lock+0x170/0x170
[  402.998490]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.003502]  ? graph_lock+0x170/0x170
[  403.007353]  ? find_held_lock+0x36/0x1c0
[  403.011428]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.016116]  ? lock_downgrade+0x900/0x900
[  403.020280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.025826]  cache_grow_begin+0x91/0x8c0
[  403.029915]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.034350]  fallback_alloc+0x203/0x2e0
[  403.038335]  ____cache_alloc_node+0x1c7/0x1e0
[  403.042838]  kmem_cache_alloc_node+0xe3/0x730
[  403.047354]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.051615]  __alloc_skb+0x119/0x770
[  403.055330]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.060610]  ? skb_scrub_packet+0x490/0x490
[  403.064942]  ? lock_downgrade+0x900/0x900
[  403.069104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.074651]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.080109]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.085569]  ? addrconf_rs_timer+0x6f0/0x6f0
[  403.089998]  ndisc_alloc_skb+0x144/0x340
[  403.094065]  ndisc_send_rs+0x331/0x6e0
[  403.097961]  addrconf_rs_timer+0x3c0/0x6f0
[  403.102208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.106461]  call_timer_fn+0x272/0x920
[  403.110350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.114588]  ? process_timeout+0x40/0x40
[  403.118649]  ? find_held_lock+0x36/0x1c0
[  403.122724]  ? __run_timers+0x7da/0xc70
[  403.126704]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.131212]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.135713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.139949]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  403.144534]  ? trace_hardirqs_on+0xbd/0x310
[  403.148854]  ? kasan_check_read+0x11/0x20
[  403.153045]  ? __run_timers+0x7da/0xc70
[  403.157026]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.162487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.166735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.170969]  __run_timers+0x7e5/0xc70
[  403.174788]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.180155]  ? compat_start_thread+0x80/0x80
[  403.184572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.190122]  ? _raw_spin_unlock_irq+0x60/0x80
[  403.194624]  ? finish_task_switch+0x1f5/0x900
[  403.199121]  ? finish_task_switch+0x1b5/0x900
[  403.203625]  ? __switch_to_asm+0x34/0x70
[  403.207692]  ? preempt_notifier_register+0x200/0x200
[  403.212792]  ? __switch_to_asm+0x34/0x70
[  403.216850]  ? __switch_to_asm+0x40/0x70
[  403.220926]  ? __switch_to_asm+0x34/0x70
[  403.224989]  ? __switch_to_asm+0x40/0x70
[  403.229048]  ? __switch_to_asm+0x34/0x70
[  403.233107]  ? __switch_to_asm+0x40/0x70
[  403.237181]  ? __switch_to_asm+0x40/0x70
[  403.241256]  ? pvclock_read_flags+0x160/0x160
[  403.245761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.251298]  ? check_preemption_disabled+0x48/0x200
[  403.256328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.261608]  ? rcu_pm_notify+0xc0/0xc0
[  403.265500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.271043]  ? check_preemption_disabled+0x48/0x200
[  403.276069]  run_timer_softirq+0x52/0xb0
[  403.280132]  ? rcu_read_lock_sched_held+0x108/0x120
[  403.285154]  __do_softirq+0x30b/0xad8
[  403.288970]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  403.294079]  ? trace_hardirqs_off_caller+0x300/0x300
[  403.299180]  ? retint_kernel+0x1b/0x2d
[  403.303103]  ? schedule+0x108/0x460
[  403.306737]  ? __schedule+0x1ed0/0x1ed0
[  403.310718]  ? trace_hardirqs_off+0xb8/0x300
[  403.315143]  ? ___might_sleep+0x1ed/0x300
[  403.319318]  ? smpboot_thread_fn+0x68b/0xa00
[  403.323729]  ? trace_hardirqs_on+0x310/0x310
[  403.328141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.333699]  ? check_preemption_disabled+0x48/0x200
[  403.338719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.344276]  ? takeover_tasklets+0xa90/0xa90
[  403.348694]  run_ksoftirqd+0x94/0x100
[  403.352501]  smpboot_thread_fn+0x68b/0xa00
[  403.356753]  ? sort_range+0x30/0x30
[  403.360407]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.365513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.371058]  ? __kthread_parkme+0xfb/0x1a0
[  403.375302]  kthread+0x35a/0x420
[  403.378667]  ? sort_range+0x30/0x30
[  403.382294]  ? kthread_bind+0x40/0x40
[  403.386102]  ret_from_fork+0x3a/0x50
[  403.389832] warn_alloc_show_mem: 1 callbacks suppressed
[  403.389845] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  403.389847] Mem-Info:
[  403.389882] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  403.389882]  active_file:18 inactive_file:31 isolated_file:0
[  403.389882]  unevictable:0 dirty:0 writeback:0 unstable:0
[  403.389882]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  403.389882]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  403.389882]  free:13670 free_pcp:352 free_cma:0
[  403.395222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.395232] Call Trace:
[  403.402536] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  403.404941]  <IRQ>
[  403.437995] Node 0 
[  403.447380]  dump_stack+0x1c4/0x2b4
[  403.449954] 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
[  403.477896]  ? dump_stack_print_info.cold.2+0x52/0x52
[  403.480023] lowmem_reserve[]:
[  403.482270]  warn_alloc.cold.118+0xb7/0x1bd
[  403.485866]  0
[  403.511376]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.516542]  2815
[  403.519646]  ? lock_downgrade+0x900/0x900
[  403.523939]  6318
[  403.525745]  ? trace_hardirqs_off+0xb8/0x300
[  403.530550]  6318
[  403.532623]  ? trace_hardirqs_off+0xb8/0x300
[  403.536748] Node 0 
[  403.538811]  __alloc_pages_slowpath+0x2667/0x2d80
[  403.543222] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  403.545290]  ? warn_alloc+0x120/0x120
[  403.549640] lowmem_reserve[]: 0
[  403.551884]  ? trace_hardirqs_on+0x310/0x310
[  403.556706]  0
[  403.583459]  ? warn_alloc+0x120/0x120
[  403.587235]  3503
[  403.590535]  ? print_usage_bug+0xc0/0xc0
[  403.594919]  3503
[  403.596725]  ? warn_alloc+0x120/0x120
[  403.600516] Node 0 
[  403.602579]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.606641] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  403.608680]  ? print_usage_bug+0xc0/0xc0
[  403.612443] lowmem_reserve[]: 0
[  403.614689]  ? __lock_acquire+0x7ec/0x4ec0
[  403.619683]  0
[  403.648352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.652386]  0
[  403.655672]  ? should_fail+0x22d/0xd01
[  403.659877]  0
[  403.661679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.668999]  ? __lock_acquire+0x7ec/0x4ec0
[  403.672860] Node 0 
[  403.674688]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.679769] DMA: 
[  403.683996]  ? __lock_acquire+0x7ec/0x4ec0
[  403.686210] 1*4kB 
[  403.691326]  ? should_fail+0x22d/0xd01
[  403.693364] (U) 
[  403.697603]  ? print_usage_bug+0xc0/0xc0
[  403.697628]  ? mark_held_locks+0x130/0x130
[  403.699750] 0*8kB 0*16kB 
[  403.703646]  ? mark_held_locks+0x130/0x130
[  403.705606] 1*32kB 
[  403.709667]  ? graph_lock+0x170/0x170
[  403.713872] (U) 
[  403.716626]  ? print_usage_bug+0xc0/0xc0
[  403.720848] 2*64kB 
[  403.723082]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.726857] (U) 
[  403.728835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.732869] 1*128kB 
[  403.735114]  ? check_preemption_disabled+0x48/0x200
[  403.739846] (U) 
[  403.741818]  ? check_preemption_disabled+0x48/0x200
[  403.747328] 1*256kB (U) 
[  403.749666]  ? __lock_is_held+0xb5/0x140
[  403.754654] 0*512kB 
[  403.756633]  __alloc_pages_nodemask+0xa80/0xde0
[  403.761624] 1*1024kB 
[  403.764285]  ? graph_lock+0x170/0x170
[  403.768322] (U) 
[  403.770671]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.775316] 1*2048kB 
[  403.777722]  ? graph_lock+0x170/0x170
[  403.781500] (M) 
[  403.783486]  ? find_held_lock+0x36/0x1c0
[  403.788471] 3*4096kB (M) 
[  403.790900]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.794701] = 15908kB
[  403.796669]  ? lock_downgrade+0x900/0x900
[  403.800709] Node 0 
[  403.803508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.808148] DMA32: 4*4kB 
[  403.810580]  cache_grow_begin+0x91/0x8c0
[  403.814699] (UM) 
[  403.816935]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.822458] 1*8kB 
[  403.825214]  fallback_alloc+0x203/0x2e0
[  403.829248] (M) 
[  403.831358]  ____cache_alloc_node+0x1c7/0x1e0
[  403.835740] 3*16kB 
[  403.837891]  kmem_cache_alloc_node+0xe3/0x730
[  403.841847] (M) 
[  403.843823]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.848288] 3*32kB (M) 
[  403.850547]  __alloc_skb+0x119/0x770
[  403.855014] 1*64kB 
[  403.856989]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.861193] (M) 3*128kB 
[  403.863781]  ? skb_scrub_packet+0x490/0x490
[  403.867473] (UM) 
[  403.869712]  ? lock_downgrade+0x900/0x900
[  403.874979] 3*256kB 
[  403.877653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.881947] (UM) 
[  403.884011]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.888133] 4*512kB 
[  403.890451]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.895955] (UM) 3*1024kB 
[  403.898027]  ? addrconf_rs_timer+0x6f0/0x6f0
[  403.903448] (M) 
[  403.905791]  ndisc_alloc_skb+0x144/0x340
[  403.911211] 3*2048kB 
[  403.914057]  ndisc_send_rs+0x331/0x6e0
[  403.918437] (M) 
[  403.920421]  addrconf_rs_timer+0x3c0/0x6f0
[  403.924465] 3*4096kB 
[  403.926872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.930731] (M) 
[  403.932718]  call_timer_fn+0x272/0x920
[  403.936914] = 24936kB
[  403.936923] Node 0 
[  403.939335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.943545] Normal: 
[  403.945530]  ? process_timeout+0x40/0x40
[  403.949395] 1267*4kB 
[  403.951804]  ? find_held_lock+0x36/0x1c0
[  403.954030] (UMEH) 
[  403.958264]  ? __run_timers+0x7da/0xc70
[  403.960564] 430*8kB 
[  403.964623]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.967006] (UMEH) 
[  403.971062]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.973280] 212*16kB 
[  403.977276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.979614] (UMEH) 
[  403.984118]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  403.986331] 35*32kB 
[  403.990824]  ? trace_hardirqs_on+0xbd/0x310
[  403.993210] (MH) 
[  403.997773]  ? kasan_check_read+0x11/0x20
[  403.997797]  ? __run_timers+0x7da/0xc70
[  403.997806]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.997817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.997828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.997836]  __run_timers+0x7e5/0xc70
[  403.997864]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.997873]  ? check_preemption_disabled+0x48/0x200
[  403.997882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.997896]  ? rcu_irq_exit+0xce/0x100
[  403.997911]  ? irq_exit+0xbd/0x1c0
[  403.997926]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  403.997947]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.000168] 9*64kB (MH) 
[  404.004758]  ? retint_kernel+0x2d/0x2d
[  404.007062] 1*128kB 
[  404.011380]  ? trace_hardirqs_on_caller+0xc0/0x300
[  404.013425] (H) 
[  404.017571]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.021538] 1*256kB 
[  404.026984]  ? trace_hardirqs_off_caller+0x300/0x300
[  404.031197] (H) 
[  404.035432]  ? graph_lock+0x170/0x170
[  404.039207] 0*512kB 
[  404.044613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.049606] 0*1024kB 
[  404.055151]  ? check_preemption_disabled+0x48/0x200
[  404.059014] 0*2048kB 
[  404.062568]  ? __lock_is_held+0xb5/0x140
[  404.067556] 0*4096kB 
[  404.072307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.074955] = 13980kB
[  404.078837]  ? check_preemption_disabled+0x48/0x200
[  404.081147] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.086071]  run_timer_softirq+0x52/0xb0
[  404.088021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.088031] 4516 total pagecache pages
[  404.092788]  ? rcu_read_lock_sched_held+0x108/0x120
[  404.095093] 0 pages in swap cache
[  404.100196]  __do_softirq+0x30b/0xad8
[  404.102150] Swap cache stats: add 0, delete 0, find 0/0
[  404.106453]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  404.108760] Free swap  = 0kB
[  404.114299]  ? pvclock_read_flags+0x160/0x160
[  404.116682] Total swap = 0kB
[  404.121704]  ? lapic_next_event+0x5a/0x90
[  404.124104] 1965979 pages RAM
[  404.128164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.130548] 0 pages HighMem/MovableOnly
[  404.136081]  ? check_preemption_disabled+0x48/0x200
[  404.138480] 343324 pages reserved
[  404.143494]  ? check_preemption_disabled+0x48/0x200
[  404.152310] 0 pages cma reserved
[  404.156374]  ? kvm_clock_read+0x18/0x30
[  404.165044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.168816]  ? kvm_sched_clock_read+0x9/0x20
[  404.173938] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.177269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.181048] ksoftirqd/0 cpuset=
[  404.186413]  ? check_preemption_disabled+0x48/0x200
[  404.191485] /
[  404.194541]  irq_exit+0x17f/0x1c0
[  404.198999]  mems_allowed=0
[  404.202019]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.287326]  ? smp_reschedule_interrupt+0x109/0x650
[  404.292355]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.298245]  ? interrupt_entry+0xb5/0xf0
[  404.302319]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.307373]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.312398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.317282]  ? trace_hardirqs_off+0x300/0x300
[  404.321773]  ? trace_hardirqs_off+0x300/0x300
[  404.326275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.331818]  ? check_preemption_disabled+0x48/0x200
[  404.336845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.342413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.347274]  apic_timer_interrupt+0xf/0x20
[  404.351513]  </IRQ>
[  404.353800] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  404.358740] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  404.377645] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  404.385358] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  404.392624] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  404.399896] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  404.407163] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  404.414431] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  404.421772]  skb_clone+0x1bb/0x500
[  404.425313]  ? skb_split+0x11e0/0x11e0
[  404.429215]  ? preempt_notifier_register+0x200/0x200
[  404.434353]  ? __switch_to_asm+0x34/0x70
[  404.438422]  ? __switch_to_asm+0x34/0x70
[  404.442484]  ? __switch_to_asm+0x40/0x70
[  404.446550]  ? __switch_to_asm+0x34/0x70
[  404.450611]  ? __switch_to_asm+0x40/0x70
[  404.454675]  ? __switch_to_asm+0x40/0x70
[  404.458732]  ? __switch_to_asm+0x34/0x70
[  404.462804]  ? __switch_to_asm+0x34/0x70
[  404.466860]  ? __switch_to_asm+0x40/0x70
[  404.470929]  ? __switch_to_asm+0x34/0x70
[  404.475004]  bpf_clone_redirect+0xb9/0x490
[  404.479252]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  404.484288]  ? __sched_text_start+0x8/0x8
[  404.488450]  ? retint_kernel+0x2d/0x2d
[  404.492364]  ? find_held_lock+0x36/0x1c0
[  404.496452]  ? lock_acquire+0x1ed/0x520
[  404.500446]  ? bpf_test_run+0x32e/0x5a0
[  404.504445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.510003]  ? check_preemption_disabled+0x48/0x200
[  404.515024]  ? kasan_check_read+0x11/0x20
[  404.519193]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.524478]  ? rcu_bh_qs+0xc0/0xc0
[  404.528030]  ? preempt_schedule+0x4d/0x60
[  404.532181]  ? ___preempt_schedule+0x16/0x18
[  404.536611]  ? bpf_test_run+0x1c0/0x5a0
[  404.540615]  ? netlink_diag_dump+0x2a0/0x2a0
[  404.545033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.550582]  ? bpf_test_init.isra.9+0x70/0x100
[  404.555175]  ? bpf_prog_test_run_skb+0x634/0xb40
[  404.559942]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  404.564784]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.570319]  ? fput+0x130/0x1a0
[  404.573608]  ? __bpf_prog_get+0x9b/0x290
[  404.577671]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  404.582518]  ? bpf_prog_test_run+0x130/0x1a0
[  404.586934]  ? __x64_sys_bpf+0x3d8/0x510
[  404.590999]  ? bpf_prog_get+0x20/0x20
[  404.594824]  ? do_syscall_64+0x1b9/0x820
[  404.598887]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.604272]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.609203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.614055]  ? trace_hardirqs_off+0x300/0x300
[  404.618558]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.623584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.629126]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.634151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.639020]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.644415] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  404.644547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.651177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.651183] Call Trace:
[  404.651208]  dump_stack+0x1c4/0x2b4
[  404.651232]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.658597] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.667073]  warn_alloc.cold.118+0xb7/0x1bd
[  404.667091]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.669799] syz-executor1 cpuset=
[  404.673458]  ? lock_downgrade+0x900/0x900
[  404.673483]  ? trace_hardirqs_off+0xb8/0x300
[  404.678843] syz1
[  404.689250]  ? trace_hardirqs_off+0xb8/0x300
[  404.689274]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.689321]  ? warn_alloc+0x120/0x120
[  404.689342]  ? warn_alloc+0x120/0x120
[  404.693801]  mems_allowed=0
[  404.698642]  ? print_usage_bug+0xc0/0xc0
[  404.736445]  ? warn_alloc+0x120/0x120
[  404.740252]  ? print_usage_bug+0xc0/0xc0
[  404.744318]  ? __lock_acquire+0x7ec/0x4ec0
[  404.748559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.754104]  ? should_fail+0x22d/0xd01
[  404.758000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.763102]  ? __lock_acquire+0x7ec/0x4ec0
[  404.767342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.772456]  ? __lock_acquire+0x7ec/0x4ec0
[  404.776699]  ? should_fail+0x22d/0xd01
[  404.780591]  ? print_usage_bug+0xc0/0xc0
[  404.784666]  ? mark_held_locks+0x130/0x130
[  404.788911]  ? mark_held_locks+0x130/0x130
[  404.793157]  ? graph_lock+0x170/0x170
[  404.796961]  ? print_usage_bug+0xc0/0xc0
[  404.801032]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.805792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.811329]  ? check_preemption_disabled+0x48/0x200
[  404.816344]  ? check_preemption_disabled+0x48/0x200
[  404.821378]  ? __lock_is_held+0xb5/0x140
[  404.825457]  __alloc_pages_nodemask+0xa80/0xde0
[  404.830129]  ? graph_lock+0x170/0x170
[  404.833939]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  404.838955]  ? graph_lock+0x170/0x170
[  404.842768]  ? find_held_lock+0x36/0x1c0
[  404.846848]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.851526]  ? lock_downgrade+0x900/0x900
[  404.855701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.861253]  cache_grow_begin+0x91/0x8c0
[  404.865319]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.869736]  fallback_alloc+0x203/0x2e0
[  404.873719]  ____cache_alloc_node+0x1c7/0x1e0
[  404.878220]  kmem_cache_alloc_node+0xe3/0x730
[  404.882722]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.886973]  __alloc_skb+0x119/0x770
[  404.890691]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.895974]  ? skb_scrub_packet+0x490/0x490
[  404.900297]  ? lock_downgrade+0x900/0x900
[  404.904455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.909995]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.915490]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.920955]  ? addrconf_rs_timer+0x6f0/0x6f0
[  404.925392]  ndisc_alloc_skb+0x144/0x340
[  404.929472]  ndisc_send_rs+0x331/0x6e0
[  404.933367]  addrconf_rs_timer+0x3c0/0x6f0
[  404.937606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.941860]  call_timer_fn+0x272/0x920
[  404.945749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.949987]  ? process_timeout+0x40/0x40
[  404.954058]  ? find_held_lock+0x36/0x1c0
[  404.958144]  ? __run_timers+0x7da/0xc70
[  404.962128]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.966622]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.971117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.975352]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.979945]  ? trace_hardirqs_on+0xbd/0x310
[  404.984268]  ? kasan_check_read+0x11/0x20
[  404.988416]  ? __run_timers+0x7da/0xc70
[  404.992396]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.997864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.002125]  __run_timers+0x7e5/0xc70
[  405.005947]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.011313]  ? compat_start_thread+0x80/0x80
[  405.015731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.021287]  ? _raw_spin_unlock_irq+0x60/0x80
[  405.025786]  ? finish_task_switch+0x1f5/0x900
[  405.030282]  ? finish_task_switch+0x1b5/0x900
[  405.034777]  ? __switch_to_asm+0x34/0x70
[  405.038840]  ? preempt_notifier_register+0x200/0x200
[  405.043944]  ? __switch_to_asm+0x34/0x70
[  405.048055]  ? __switch_to_asm+0x40/0x70
[  405.052122]  ? __switch_to_asm+0x34/0x70
[  405.056180]  ? __switch_to_asm+0x40/0x70
[  405.060240]  ? __switch_to_asm+0x34/0x70
[  405.064302]  ? __switch_to_asm+0x40/0x70
[  405.068381]  ? __switch_to_asm+0x40/0x70
[  405.072457]  ? pvclock_read_flags+0x160/0x160
[  405.076960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.082504]  ? check_preemption_disabled+0x48/0x200
[  405.087537]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.092835]  ? rcu_pm_notify+0xc0/0xc0
[  405.096725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.102264]  ? check_preemption_disabled+0x48/0x200
[  405.107290]  run_timer_softirq+0x52/0xb0
[  405.111355]  ? rcu_read_lock_sched_held+0x108/0x120
[  405.116375]  __do_softirq+0x30b/0xad8
[  405.120192]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.125310]  ? trace_hardirqs_off_caller+0x300/0x300
[  405.130423]  ? retint_kernel+0x1b/0x2d
[  405.134334]  ? schedule+0x108/0x460
[  405.137969]  ? __schedule+0x1ed0/0x1ed0
[  405.141952]  ? trace_hardirqs_off+0xb8/0x300
[  405.146365]  ? ___might_sleep+0x1ed/0x300
[  405.150512]  ? smpboot_thread_fn+0x68b/0xa00
[  405.154929]  ? trace_hardirqs_on+0x310/0x310
[  405.159360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.164898]  ? check_preemption_disabled+0x48/0x200
[  405.169926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.175470]  ? takeover_tasklets+0xa90/0xa90
[  405.179883]  run_ksoftirqd+0x94/0x100
[  405.183694]  smpboot_thread_fn+0x68b/0xa00
[  405.187939]  ? sort_range+0x30/0x30
[  405.191572]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.196675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.202216]  ? __kthread_parkme+0xfb/0x1a0
[  405.206458]  kthread+0x35a/0x420
[  405.209822]  ? sort_range+0x30/0x30
[  405.213476]  ? kthread_bind+0x40/0x40
[  405.217283]  ret_from_fork+0x3a/0x50
[  405.221013] warn_alloc_show_mem: 1 callbacks suppressed
[  405.221027] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  405.221029] Mem-Info:
[  405.221067] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  405.221067]  active_file:18 inactive_file:31 isolated_file:0
[  405.221067]  unevictable:0 dirty:0 writeback:0 unstable:0
[  405.221067]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  405.221067]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  405.221067]  free:13670 free_pcp:352 free_cma:0
[  405.226408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.226418] Call Trace:
[  405.233701] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  405.236101]  <IRQ>
[  405.269155] Node 0 
[  405.278532]  dump_stack+0x1c4/0x2b4
[  405.281099] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  405.309018]  ? dump_stack_print_info.cold.2+0x52/0x52
[  405.311152] lowmem_reserve[]:
[  405.313399]  warn_alloc.cold.118+0xb7/0x1bd
[  405.316988]  0 2815
[  405.342531]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.347694]  6318
[  405.350802]  ? lock_downgrade+0x900/0x900
[  405.355098]  6318
[  405.357340]  ? trace_hardirqs_off+0xb8/0x300
[  405.364211]  ? trace_hardirqs_off+0xb8/0x300
[  405.368336] Node 0 
[  405.370401]  __alloc_pages_slowpath+0x2667/0x2d80
[  405.374806] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  405.379210]  ? warn_alloc+0x120/0x120
[  405.381402] lowmem_reserve[]:
[  405.386249]  ? __bfs+0xb0/0x7a0
[  405.412938]  0 0
[  405.416751]  ? warn_alloc+0x120/0x120
[  405.419844]  3503
[  405.423121]  ? print_usage_bug+0xc0/0xc0
[  405.425071]  3503
[  405.428865]  ? lock_pin_lock+0x350/0x350
[  405.434974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.437006] Node 0 
[  405.441066]  ? should_fail+0x22d/0xd01
[  405.446598] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  405.448808]  ? trace_hardirqs_off+0xb8/0x300
[  405.452668] lowmem_reserve[]:
[  405.481307]  ? kasan_check_read+0x11/0x20
[  405.485696]  0
[  405.488800]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.492927]  0
[  405.494732]  ? __lock_acquire+0x7ec/0x4ec0
[  405.499804]  0 0
[  405.501615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.505830] Node 0 
[  405.507806]  ? should_fail+0x22d/0xd01
[  405.512888] DMA: 
[  405.515130]  ? mark_held_locks+0x130/0x130
[  405.518992] 1*4kB 
[  405.521053]  ? mark_held_locks+0x130/0x130
[  405.525267] (U) 
[  405.527420]  ? print_usage_bug+0xc0/0xc0
[  405.531629] 0*8kB 
[  405.533604]  ? graph_lock+0x170/0x170
[  405.537639] 0*16kB 
[  405.539786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.543558] 1*32kB 
[  405.545800]  ? check_preemption_disabled+0x48/0x200
[  405.551323] (U) 
[  405.553559]  ? check_preemption_disabled+0x48/0x200
[  405.558568] 2*64kB 
[  405.560557]  ? __lock_is_held+0xb5/0x140
[  405.565560] (U) 
[  405.567797]  __alloc_pages_nodemask+0xa80/0xde0
[  405.571829] 1*128kB 
[  405.573799]  ? graph_lock+0x170/0x170
[  405.578447] (U) 
[  405.580767]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.584549] 1*256kB 
[  405.586536]  ? graph_lock+0x170/0x170
[  405.591532] (U) 
[  405.593857]  ? find_held_lock+0x36/0x1c0
[  405.597628] 0*512kB 
[  405.599614]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.603644] 1*1024kB 
[  405.605966]  ? lock_downgrade+0x900/0x900
[  405.610617] (U) 
[  405.613032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.617150] 1*2048kB 
[  405.619129]  cache_grow_begin+0x91/0x8c0
[  405.624659] (M) 
[  405.627072]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.631099] 3*4096kB (M) 
[  405.633085]  fallback_alloc+0x203/0x2e0
[  405.637470] = 15908kB
[  405.640231]  ____cache_alloc_node+0x1c7/0x1e0
[  405.644178] Node 0 
[  405.646593]  kmem_cache_alloc_node+0xe3/0x730
[  405.651062] DMA32: 
[  405.653297]  ? mark_held_locks+0xc7/0x130
[  405.657770] 4*4kB 
[  405.660007]  __alloc_skb+0x119/0x770
[  405.664123] (UM) 
[  405.666274]  ? skb_scrub_packet+0x490/0x490
[  405.669962] 1*8kB 
[  405.672024]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  405.676321] (M) 
[  405.678471]  ? queue_work_on+0x12c/0x1e0
[  405.683032] 3*16kB 
[  405.685071]  ? switchdev_port_obj_del+0xdc/0x450
[  405.689043] (M) 
[  405.691280]  ? switchdev_trans_item_enqueue+0x260/0x260
[  405.696010] 3*32kB 
[  405.697984]  ? mod_timer+0x647/0x1440
[  405.703326] (M) 
[  405.705571]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.709345] 1*64kB (M) 
[  405.711375]  __br_mdb_notify+0x4ff/0x15d0
[  405.716329] 3*128kB 
[  405.718921]  ? __br_mdb_add+0x800/0x800
[  405.723045] (UM) 
[  405.725376]  ? graph_lock+0x170/0x170
[  405.729317] 3*256kB 
[  405.731377]  ? br_multicast_group_expired+0x96/0x610
[  405.735146] (UM) 4*512kB 
[  405.737483]  br_mdb_notify+0x310/0x410
[  405.742558] (UM) 
[  405.745315]  ? br_mdb_dump+0x2530/0x2530
[  405.749179] 3*1024kB 
[  405.751236]  ? kasan_check_write+0x14/0x20
[  405.755272] (M) 
[  405.757694]  ? do_raw_spin_lock+0xc1/0x200
[  405.761902] 3*2048kB 
[  405.763880]  br_multicast_group_expired+0x1bc/0x610
[  405.768087] (M) 3*4096kB 
[  405.770512]  ? br_mdb_free+0x80/0x80
[  405.775497] (M) 
[  405.778278]  call_timer_fn+0x272/0x920
[  405.781960] = 24936kB
[  405.783929]  ? br_mdb_free+0x80/0x80
[  405.787801] Node 0 
[  405.790221]  ? process_timeout+0x40/0x40
[  405.793928] Normal: 
[  405.796161]  ? find_held_lock+0x36/0x1c0
[  405.800197] 1267*4kB 
[  405.802524]  ? __run_timers+0x7da/0xc70
[  405.806547] (UMEH) 
[  405.808967]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.812916] 430*8kB (UMEH) 
[  405.815162]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.819629] 212*16kB (UMEH) 
[  405.822566]  ? br_mdb_free+0x80/0x80
[  405.827043] 35*32kB 
[  405.830058]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  405.833748] (MH) 
[  405.836069]  ? trace_hardirqs_on+0xbd/0x310
[  405.840637] 9*64kB 
[  405.842690]  ? kasan_check_read+0x11/0x20
[  405.846986] (MH) 
[  405.849220]  ? __run_timers+0x7da/0xc70
[  405.853344] 1*128kB 
[  405.855427]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.859382] (H) 
[  405.861715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.867138] 1*256kB 
[  405.869112]  ? br_mdb_free+0x80/0x80
[  405.873326] (H) 
[  405.875658]  __run_timers+0x7e5/0xc70
[  405.879368] 0*512kB 
[  405.881351]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.885116] 0*1024kB 
[  405.887441]  ? check_preemption_disabled+0x48/0x200
[  405.892778] 0*2048kB 
[  405.895211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.900212] 0*4096kB 
[  405.902635]  ? rcu_irq_exit+0xce/0x100
[  405.908145] = 13980kB
[  405.910560]  ? irq_exit+0xbd/0x1c0
[  405.914428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  405.916848]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  405.920367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  405.929211]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  405.934201] 4516 total pagecache pages
[  405.942772]  ? retint_kernel+0x2d/0x2d
[  405.947512] 0 pages in swap cache
[  405.951416]  ? trace_hardirqs_on_caller+0xc0/0x300
[  405.955277] Swap cache stats: add 0, delete 0, find 0/0
[  405.958724]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  405.963644] Free swap  = 0kB
[  405.969004]  ? trace_hardirqs_off_caller+0x300/0x300
[  405.973740] Total swap = 0kB
[  405.976754]  ? graph_lock+0x170/0x170
[  405.981833] 1965979 pages RAM
[  405.984850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.988620] 0 pages HighMem/MovableOnly
[  405.988629] 343324 pages reserved
[  405.991735]  ? check_preemption_disabled+0x48/0x200
[  405.997247] 0 pages cma reserved
[  406.001415]  ? __lock_is_held+0xb5/0x140
[  406.004955] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.009862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.009875]  ? check_preemption_disabled+0x48/0x200
[  406.009914]  run_timer_softirq+0x52/0xb0
[  406.013337] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.017324]  ? rcu_read_lock_sched_held+0x108/0x120
[  406.023789] ksoftirqd/0 cpuset=
[  406.029352]  __do_softirq+0x30b/0xad8
[  406.034339] /
[  406.038403]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.048691]  mems_allowed=0
[  406.053701]  ? pvclock_read_flags+0x160/0x160
[  406.074931]  ? lapic_next_event+0x5a/0x90
[  406.079088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.084626]  ? check_preemption_disabled+0x48/0x200
[  406.089646]  ? check_preemption_disabled+0x48/0x200
[  406.094692]  ? kvm_clock_read+0x18/0x30
[  406.098667]  ? kvm_sched_clock_read+0x9/0x20
[  406.103078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.109131]  ? check_preemption_disabled+0x48/0x200
[  406.114180]  irq_exit+0x17f/0x1c0
[  406.117654]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.122515]  ? smp_reschedule_interrupt+0x109/0x650
[  406.127547]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.133443]  ? interrupt_entry+0xb5/0xf0
[  406.137513]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.142538]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.147570]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.152418]  ? trace_hardirqs_off+0x300/0x300
[  406.156937]  ? trace_hardirqs_off+0x300/0x300
[  406.161445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.166988]  ? check_preemption_disabled+0x48/0x200
[  406.172008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.177557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.182436]  apic_timer_interrupt+0xf/0x20
[  406.186685]  </IRQ>
[  406.188935] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  406.193870] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  406.212785] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  406.220497] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  406.227765] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  406.235034] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  406.242305] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  406.249569] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  406.256895]  skb_clone+0x1bb/0x500
[  406.260441]  ? skb_split+0x11e0/0x11e0
[  406.264336]  ? preempt_notifier_register+0x200/0x200
[  406.269465]  ? __switch_to_asm+0x34/0x70
[  406.273526]  ? __switch_to_asm+0x34/0x70
[  406.277586]  ? __switch_to_asm+0x40/0x70
[  406.281644]  ? __switch_to_asm+0x34/0x70
[  406.285716]  ? __switch_to_asm+0x40/0x70
[  406.289788]  ? __switch_to_asm+0x40/0x70
[  406.293847]  ? __switch_to_asm+0x34/0x70
[  406.297912]  ? __switch_to_asm+0x34/0x70
[  406.301972]  ? __switch_to_asm+0x40/0x70
[  406.306030]  ? __switch_to_asm+0x34/0x70
[  406.310106]  bpf_clone_redirect+0xb9/0x490
[  406.314365]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  406.319391]  ? __sched_text_start+0x8/0x8
[  406.323548]  ? retint_kernel+0x2d/0x2d
[  406.327474]  ? find_held_lock+0x36/0x1c0
[  406.331555]  ? lock_acquire+0x1ed/0x520
[  406.335529]  ? bpf_test_run+0x32e/0x5a0
[  406.339522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.345070]  ? check_preemption_disabled+0x48/0x200
[  406.350093]  ? kasan_check_read+0x11/0x20
[  406.354270]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.359552]  ? rcu_bh_qs+0xc0/0xc0
[  406.363101]  ? preempt_schedule+0x4d/0x60
[  406.367255]  ? ___preempt_schedule+0x16/0x18
[  406.371704]  ? bpf_test_run+0x1c0/0x5a0
[  406.375694]  ? netlink_diag_dump+0x2a0/0x2a0
[  406.380109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.385645]  ? bpf_test_init.isra.9+0x70/0x100
[  406.390237]  ? bpf_prog_test_run_skb+0x634/0xb40
[  406.395016]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  406.399858]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.405393]  ? fput+0x130/0x1a0
[  406.408686]  ? __bpf_prog_get+0x9b/0x290
[  406.412750]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  406.417606]  ? bpf_prog_test_run+0x130/0x1a0
[  406.422024]  ? __x64_sys_bpf+0x3d8/0x510
[  406.426089]  ? bpf_prog_get+0x20/0x20
[  406.429914]  ? do_syscall_64+0x1b9/0x820
[  406.433986]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.439364]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.444294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.449144]  ? trace_hardirqs_off+0x300/0x300
[  406.453646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.458664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.464207]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.469244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.474118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.479516] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  406.479752] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.486286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.496755] syz-executor1 cpuset=
[  406.506096] Call Trace:
[  406.506136] syz1
[  406.509564]  dump_stack+0x1c4/0x2b4
[  406.512124]  mems_allowed=0
[  406.514093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.525817]  warn_alloc.cold.118+0xb7/0x1bd
[  406.530143]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.534993]  ? lock_downgrade+0x900/0x900
[  406.539150]  ? trace_hardirqs_off+0xb8/0x300
[  406.543562]  ? trace_hardirqs_off+0xb8/0x300
[  406.547992]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.552871]  ? warn_alloc+0x120/0x120
[  406.556685]  ? warn_alloc+0x120/0x120
[  406.560492]  ? print_usage_bug+0xc0/0xc0
[  406.564579]  ? warn_alloc+0x120/0x120
[  406.568397]  ? print_usage_bug+0xc0/0xc0
[  406.572464]  ? __lock_acquire+0x7ec/0x4ec0
[  406.576703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.582243]  ? should_fail+0x22d/0xd01
[  406.586153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.591257]  ? __lock_acquire+0x7ec/0x4ec0
[  406.595499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.600619]  ? __lock_acquire+0x7ec/0x4ec0
[  406.604854]  ? should_fail+0x22d/0xd01
[  406.608752]  ? mark_held_locks+0x130/0x130
[  406.612993]  ? mark_held_locks+0x130/0x130
[  406.617245]  ? graph_lock+0x170/0x170
[  406.621075]  ? graph_lock+0x170/0x170
[  406.624880]  ? graph_lock+0x170/0x170
[  406.628685]  ? print_usage_bug+0xc0/0xc0
[  406.632764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.638315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.643851]  ? check_preemption_disabled+0x48/0x200
[  406.648874]  ? check_preemption_disabled+0x48/0x200
[  406.653917]  ? __lock_is_held+0xb5/0x140
[  406.657991]  __alloc_pages_nodemask+0xa80/0xde0
[  406.662668]  ? graph_lock+0x170/0x170
[  406.666471]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.671500]  ? graph_lock+0x170/0x170
[  406.675322]  ? find_held_lock+0x36/0x1c0
[  406.679419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.684090]  ? lock_downgrade+0x900/0x900
[  406.688250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.693822]  cache_grow_begin+0x91/0x8c0
[  406.697913]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.702342]  fallback_alloc+0x203/0x2e0
[  406.706327]  ____cache_alloc_node+0x1c7/0x1e0
[  406.710843]  kmem_cache_alloc_node+0xe3/0x730
[  406.715346]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.719595]  __alloc_skb+0x119/0x770
[  406.723316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.728598]  ? skb_scrub_packet+0x490/0x490
[  406.732927]  ? lock_downgrade+0x900/0x900
[  406.737087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.742640]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.748097]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.753554]  ? addrconf_rs_timer+0x6f0/0x6f0
[  406.757981]  ndisc_alloc_skb+0x144/0x340
[  406.762052]  ndisc_send_rs+0x331/0x6e0
[  406.765946]  addrconf_rs_timer+0x3c0/0x6f0
[  406.770204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.774471]  call_timer_fn+0x272/0x920
[  406.778367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.782606]  ? process_timeout+0x40/0x40
[  406.786672]  ? find_held_lock+0x36/0x1c0
[  406.790742]  ? __run_timers+0x7da/0xc70
[  406.794721]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.799217]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.803711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.807960]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  406.812562]  ? trace_hardirqs_on+0xbd/0x310
[  406.816881]  ? kasan_check_read+0x11/0x20
[  406.821035]  ? __run_timers+0x7da/0xc70
[  406.825024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.830483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.834733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.838983]  __run_timers+0x7e5/0xc70
[  406.842811]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  406.848177]  ? compat_start_thread+0x80/0x80
[  406.852594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.858151]  ? _raw_spin_unlock_irq+0x60/0x80
[  406.862648]  ? finish_task_switch+0x1f5/0x900
[  406.867141]  ? finish_task_switch+0x1b5/0x900
[  406.871636]  ? __switch_to_asm+0x34/0x70
[  406.875697]  ? preempt_notifier_register+0x200/0x200
[  406.880803]  ? __switch_to_asm+0x34/0x70
[  406.884865]  ? __switch_to_asm+0x40/0x70
[  406.888948]  ? __switch_to_asm+0x34/0x70
[  406.893007]  ? __switch_to_asm+0x40/0x70
[  406.897066]  ? __switch_to_asm+0x34/0x70
[  406.901166]  ? __switch_to_asm+0x40/0x70
[  406.905226]  ? __switch_to_asm+0x40/0x70
[  406.909298]  ? pvclock_read_flags+0x160/0x160
[  406.913798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.919339]  ? check_preemption_disabled+0x48/0x200
[  406.924369]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.929654]  ? rcu_pm_notify+0xc0/0xc0
[  406.933546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.939082]  ? check_preemption_disabled+0x48/0x200
[  406.944112]  run_timer_softirq+0x52/0xb0
[  406.948172]  ? rcu_read_lock_sched_held+0x108/0x120
[  406.953202]  __do_softirq+0x30b/0xad8
[  406.957018]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.962137]  ? trace_hardirqs_off_caller+0x300/0x300
[  406.967241]  ? retint_kernel+0x1b/0x2d
[  406.971152]  ? schedule+0x108/0x460
[  406.974787]  ? __schedule+0x1ed0/0x1ed0
[  406.978770]  ? trace_hardirqs_off+0xb8/0x300
[  406.983187]  ? ___might_sleep+0x1ed/0x300
[  406.987376]  ? smpboot_thread_fn+0x68b/0xa00
[  406.991798]  ? trace_hardirqs_on+0x310/0x310
[  406.996212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.001751]  ? check_preemption_disabled+0x48/0x200
[  407.006768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.012316]  ? takeover_tasklets+0xa90/0xa90
[  407.016728]  run_ksoftirqd+0x94/0x100
[  407.020537]  smpboot_thread_fn+0x68b/0xa00
[  407.024777]  ? sort_range+0x30/0x30
[  407.028440]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.033558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.039097]  ? __kthread_parkme+0xfb/0x1a0
[  407.043334]  kthread+0x35a/0x420
[  407.046702]  ? sort_range+0x30/0x30
[  407.050337]  ? kthread_bind+0x40/0x40
[  407.054155]  ret_from_fork+0x3a/0x50
[  407.057919] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  407.057925] warn_alloc_show_mem: 1 callbacks suppressed
[  407.057932] Mem-Info:
[  407.065208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.070582] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  407.070582]  active_file:18 inactive_file:31 isolated_file:0
[  407.070582]  unevictable:0 dirty:0 writeback:0 unstable:0
[  407.070582]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  407.070582]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  407.070582]  free:13670 free_pcp:352 free_cma:0
[  407.072958] Call Trace:
[  407.082350] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  407.115384]  <IRQ>
[  407.117960] Node 0 
[  407.145904]  dump_stack+0x1c4/0x2b4
[  407.148052] 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
[  407.150261]  ? dump_stack_print_info.cold.2+0x52/0x52
[  407.153855] lowmem_reserve[]: 0
[  407.179414]  warn_alloc.cold.118+0xb7/0x1bd
[  407.184570]  2815 6318
[  407.187869]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.192165]  6318
[  407.194662]  ? lock_downgrade+0x900/0x900
[  407.201564]  ? trace_hardirqs_off+0xb8/0x300
[  407.205685] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  407.210125]  ? trace_hardirqs_off+0xb8/0x300
[  407.210152]  __alloc_pages_slowpath+0x2667/0x2d80
[  407.237464] lowmem_reserve[]: 0
[  407.241956]  ? warn_alloc+0x120/0x120
[  407.246733]  0
[  407.250012]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.253781]  3503 3503
[  407.255594]  ? warn_alloc+0x120/0x120
[  407.260766] Node 0 
[  407.263267]  ? print_usage_bug+0xc0/0xc0
[  407.267065] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  407.269273]  ? warn_alloc+0x120/0x120
[  407.273311] lowmem_reserve[]:
[  407.301983]  ? print_usage_bug+0xc0/0xc0
[  407.305749]  0
[  407.308860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.312891]  0
[  407.314698]  ? should_fail+0x22d/0xd01
[  407.320206]  0
[  407.322014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.325873]  0
[  407.327688]  ? __lock_acquire+0x7ec/0x4ec0
[  407.332766] Node 0 
[  407.334565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.338772] DMA: 1*4kB 
[  407.341018]  ? should_fail+0x22d/0xd01
[  407.346098] (U) 
[  407.348686]  ? mark_held_locks+0x130/0x130
[  407.352545] 0*8kB 
[  407.354525]  ? mark_held_locks+0x130/0x130
[  407.358740] 0*16kB 
[  407.360893]  ? print_usage_bug+0xc0/0xc0
[  407.365108] 1*32kB 
[  407.367351]  ? find_held_lock+0x36/0x1c0
[  407.371384] (U) 
[  407.373621]  ? graph_lock+0x170/0x170
[  407.377665] 2*64kB 
[  407.379641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.383407] (U) 1*128kB 
[  407.385658]  ? check_preemption_disabled+0x48/0x200
[  407.391170] (U) 
[  407.393839]  ? check_preemption_disabled+0x48/0x200
[  407.398831] 1*256kB 
[  407.400806]  ? __lock_is_held+0xb5/0x140
[  407.405795] (U) 
[  407.408119]  __alloc_pages_nodemask+0xa80/0xde0
[  407.412149] 0*512kB 
[  407.414117]  ? graph_lock+0x170/0x170
[  407.418770] 1*1024kB 
[  407.421091]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.424870] (U) 
[  407.427268]  ? graph_lock+0x170/0x170
[  407.427294]  ? find_held_lock+0x36/0x1c0
[  407.432285] 1*2048kB 
[  407.434268]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.438037] (M) 
[  407.442094]  ? lock_downgrade+0x900/0x900
[  407.444493] 3*4096kB 
[  407.449163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.451112] (M) 
[  407.455299]  cache_grow_begin+0x91/0x8c0
[  407.457685] = 15908kB
[  407.463219]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.465170] Node 0 
[  407.469232]  fallback_alloc+0x203/0x2e0
[  407.471631] DMA32: 
[  407.476039]  ____cache_alloc_node+0x1c7/0x1e0
[  407.478254] 4*4kB 
[  407.482225]  kmem_cache_alloc_node+0xe3/0x730
[  407.484452] (UM) 
[  407.488956]  ? mark_held_locks+0xc7/0x130
[  407.491083] 1*8kB 
[  407.495584]  __alloc_skb+0x119/0x770
[  407.497642] (M) 
[  407.501786]  ? skb_scrub_packet+0x490/0x490
[  407.503912] 3*16kB (M) 
[  407.507635]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  407.509586] 3*32kB 
[  407.513906]  ? queue_work_on+0x12c/0x1e0
[  407.516467] (M) 
[  407.521065]  ? switchdev_port_obj_del+0xdc/0x450
[  407.523277] 1*64kB 
[  407.527331]  ? switchdev_trans_item_enqueue+0x260/0x260
[  407.529282] (M) 
[  407.534039]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  407.536250] 3*128kB 
[  407.541621]  __br_mdb_notify+0x4ff/0x15d0
[  407.543569] (UM) 
[  407.548591]  ? __br_mdb_add+0x800/0x800
[  407.550885] 3*256kB 
[  407.555033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.557071] (UM) 
[  407.561047]  ? check_preemption_disabled+0x48/0x200
[  407.563345] 4*512kB 
[  407.568883]  ? graph_lock+0x170/0x170
[  407.570924] (UM) 
[  407.575944]  ? br_multicast_group_expired+0x96/0x610
[  407.578243] 3*1024kB 
[  407.582043]  ? lock_downgrade+0x900/0x900
[  407.584087] (M) 
[  407.589203]  br_mdb_notify+0x310/0x410
[  407.591597] 3*2048kB 
[  407.595750]  ? br_mdb_dump+0x2530/0x2530
[  407.597704] (M) 
[  407.601589]  ? kasan_check_write+0x14/0x20
[  407.603983] 3*4096kB 
[  407.608047]  ? do_raw_spin_lock+0xc1/0x200
[  407.609996] (M) 
[  407.614246]  br_multicast_group_expired+0x1bc/0x610
[  407.616631] = 24936kB
[  407.620873]  ? br_mdb_free+0x80/0x80
[  407.622830] Node 0 
[  407.627851]  call_timer_fn+0x272/0x920
[  407.630241] Normal: 
[  407.633947]  ? br_mdb_free+0x80/0x80
[  407.636165] 1267*4kB 
[  407.640047]  ? process_timeout+0x40/0x40
[  407.642348] (UMEH) 
[  407.647538]  ? find_held_lock+0x36/0x1c0
[  407.649934] 430*8kB 
[  407.653992]  ? __run_timers+0x7da/0xc70
[  407.656200] (UMEH) 
[  407.660260]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.662578] 212*16kB 
[  407.666547]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.668765] (UMEH) 
[  407.673254]  ? br_mdb_free+0x80/0x80
[  407.675650] 35*32kB 
[  407.680155]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.682367] (MH) 
[  407.686081]  ? trace_hardirqs_on+0xbd/0x310
[  407.688379] 9*64kB 
[  407.692954]  ? kasan_check_read+0x11/0x20
[  407.694998] (MH) 
[  407.699315]  ? __run_timers+0x7da/0xc70
[  407.701537] 1*128kB 
[  407.705679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.707715] (H) 
[  407.711697]  ? br_mdb_free+0x80/0x80
[  407.713998] 1*256kB 
[  407.719448]  ? br_mdb_free+0x80/0x80
[  407.721401] (H) 
[  407.725128]  __run_timers+0x7e5/0xc70
[  407.727440] 0*512kB 
[  407.731177]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.733122] 0*1024kB 
[  407.736916]  ? check_preemption_disabled+0x48/0x200
[  407.739254] 0*2048kB 
[  407.744631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.747014] 0*4096kB 
[  407.752031]  ? rcu_irq_exit+0xce/0x100
[  407.754412] = 13980kB
[  407.754429] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.759964]  ? irq_exit+0xbd/0x1c0
[  407.762356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.766237]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  407.768623] 4516 total pagecache pages
[  407.777465]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.780984] 0 pages in swap cache
[  407.789547]  ? retint_kernel+0x2d/0x2d
[  407.794543] Swap cache stats: add 0, delete 0, find 0/0
[  407.798427]  ? trace_hardirqs_on_caller+0xc0/0x300
[  407.803156] Free swap  = 0kB
[  407.806607]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.810480] Total swap = 0kB
[  407.815844]  ? trace_hardirqs_off_caller+0x300/0x300
[  407.820751] 1965979 pages RAM
[  407.823778]  ? graph_lock+0x170/0x170
[  407.828512] 0 pages HighMem/MovableOnly
[  407.831546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.836622] 343324 pages reserved
[  407.839727]  ? check_preemption_disabled+0x48/0x200
[  407.843509] 0 pages cma reserved
[  407.847476]  ? __lock_is_held+0xb5/0x140
[  407.853101] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.856442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.862001] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.864805]  ? check_preemption_disabled+0x48/0x200
[  407.864843]  run_timer_softirq+0x52/0xb0
[  407.869099] ksoftirqd/0 cpuset=
[  407.875598]  ? rcu_read_lock_sched_held+0x108/0x120
[  407.875622]  __do_softirq+0x30b/0xad8
[  407.881314] /
[  407.891567]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.891590]  ? pvclock_read_flags+0x160/0x160
[  407.891605]  ? lapic_next_event+0x5a/0x90
[  407.891626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.891639]  ? check_preemption_disabled+0x48/0x200
[  407.891651]  ? check_preemption_disabled+0x48/0x200
[  407.891676]  ? kvm_clock_read+0x18/0x30
[  407.896811]  mems_allowed=0
[  407.900868]  ? kvm_sched_clock_read+0x9/0x20
[  407.955131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.960678]  ? check_preemption_disabled+0x48/0x200
[  407.965715]  irq_exit+0x17f/0x1c0
[  407.969178]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.974025]  ? smp_reschedule_interrupt+0x109/0x650
[  407.979045]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.984933]  ? interrupt_entry+0xb5/0xf0
[  407.988998]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.994025]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.999344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.004188]  ? trace_hardirqs_off+0x300/0x300
[  408.008684]  ? trace_hardirqs_off+0x300/0x300
[  408.013182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.018724]  ? check_preemption_disabled+0x48/0x200
[  408.023739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.029288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.034145]  apic_timer_interrupt+0xf/0x20
[  408.038378]  </IRQ>
[  408.040640] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  408.045581] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  408.064482] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  408.072200] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.079470] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  408.086745] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  408.094011] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  408.101278] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  408.109097]  skb_clone+0x1bb/0x500
[  408.112646]  ? skb_split+0x11e0/0x11e0
[  408.116545]  ? preempt_notifier_register+0x200/0x200
[  408.121650]  ? __switch_to_asm+0x34/0x70
[  408.125712]  ? __switch_to_asm+0x34/0x70
[  408.129786]  ? __switch_to_asm+0x40/0x70
[  408.133859]  ? __switch_to_asm+0x34/0x70
[  408.137933]  ? __switch_to_asm+0x40/0x70
[  408.141995]  ? __switch_to_asm+0x40/0x70
[  408.146054]  ? __switch_to_asm+0x34/0x70
[  408.150114]  ? __switch_to_asm+0x34/0x70
[  408.154174]  ? __switch_to_asm+0x40/0x70
[  408.158236]  ? __switch_to_asm+0x34/0x70
[  408.162326]  bpf_clone_redirect+0xb9/0x490
[  408.166584]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  408.171611]  ? __sched_text_start+0x8/0x8
[  408.175763]  ? retint_kernel+0x2d/0x2d
[  408.179664]  ? find_held_lock+0x36/0x1c0
[  408.190076]  ? lock_acquire+0x1ed/0x520
[  408.194052]  ? bpf_test_run+0x32e/0x5a0
[  408.198030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.203568]  ? check_preemption_disabled+0x48/0x200
[  408.208594]  ? kasan_check_read+0x11/0x20
[  408.212749]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.218033]  ? rcu_bh_qs+0xc0/0xc0
[  408.221585]  ? preempt_schedule+0x4d/0x60
[  408.225738]  ? ___preempt_schedule+0x16/0x18
[  408.230159]  ? bpf_test_run+0x1c0/0x5a0
[  408.234145]  ? netlink_diag_dump+0x2a0/0x2a0
[  408.238562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.244100]  ? bpf_test_init.isra.9+0x70/0x100
[  408.248689]  ? bpf_prog_test_run_skb+0x634/0xb40
[  408.253458]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.258299]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.263836]  ? fput+0x130/0x1a0
[  408.267122]  ? __bpf_prog_get+0x9b/0x290
[  408.271186]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.276027]  ? bpf_prog_test_run+0x130/0x1a0
[  408.280461]  ? __x64_sys_bpf+0x3d8/0x510
[  408.284539]  ? bpf_prog_get+0x20/0x20
[  408.288376]  ? do_syscall_64+0x1b9/0x820
[  408.292441]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.297810]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.302740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.307586]  ? trace_hardirqs_off+0x300/0x300
[  408.312083]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.317102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.322643]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.327668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.332546]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.337934] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  408.338129] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.344695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.344703] Call Trace:
[  408.355192] syz-executor1 cpuset=
[  408.364557]  dump_stack+0x1c4/0x2b4
[  408.367114] syz1
[  408.370593]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.374215]  mems_allowed=0
[  408.376194]  warn_alloc.cold.118+0xb7/0x1bd
[  408.388589]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.393450]  ? lock_downgrade+0x900/0x900
[  408.397620]  ? trace_hardirqs_off+0xb8/0x300
[  408.402037]  ? trace_hardirqs_off+0xb8/0x300
[  408.406457]  __alloc_pages_slowpath+0x2667/0x2d80
[  408.411331]  ? warn_alloc+0x120/0x120
[  408.415142]  ? warn_alloc+0x120/0x120
[  408.418946]  ? print_usage_bug+0xc0/0xc0
[  408.423004]  ? lockdep_on+0x50/0x50
[  408.426636]  ? lock_pin_lock+0x350/0x350
[  408.430725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.436267]  ? should_fail+0x22d/0xd01
[  408.440167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.445271]  ? __lock_acquire+0x7ec/0x4ec0
[  408.449513]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.454616]  ? __lock_acquire+0x2881/0x4ec0
[  408.458937]  ? should_fail+0x22d/0xd01
[  408.462852]  ? __bfs+0xb0/0x7a0
[  408.466151]  ? mark_held_locks+0x130/0x130
[  408.470392]  ? mark_held_locks+0x130/0x130
[  408.474650]  ? graph_lock+0x170/0x170
[  408.478483]  ? graph_lock+0x170/0x170
[  408.482306]  ? ret_from_fork+0x3a/0x50
[  408.486225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.491762]  ? check_preemption_disabled+0x48/0x200
[  408.496780]  ? check_preemption_disabled+0x48/0x200
[  408.501810]  ? __lock_is_held+0xb5/0x140
[  408.505882]  __alloc_pages_nodemask+0xa80/0xde0
[  408.510562]  ? graph_lock+0x170/0x170
[  408.514368]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.519380]  ? graph_lock+0x170/0x170
[  408.523195]  ? find_held_lock+0x36/0x1c0
[  408.527266]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.531938]  ? lock_downgrade+0x900/0x900
[  408.536096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.541639]  cache_grow_begin+0x91/0x8c0
[  408.545706]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.550141]  fallback_alloc+0x203/0x2e0
[  408.554126]  ____cache_alloc_node+0x1c7/0x1e0
[  408.558630]  kmem_cache_alloc_node+0xe3/0x730
[  408.563126]  ? mark_held_locks+0xc7/0x130
[  408.567283]  __alloc_skb+0x119/0x770
[  408.571001]  ? skb_scrub_packet+0x490/0x490
[  408.575327]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  408.579922]  ? queue_work_on+0x12c/0x1e0
[  408.583996]  ? switchdev_port_obj_del+0xdc/0x450
[  408.588755]  ? switchdev_trans_item_enqueue+0x260/0x260
[  408.594125]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  408.599158]  __br_mdb_notify+0x4ff/0x15d0
[  408.603305]  ? mod_timer+0x647/0x1440
[  408.607110]  ? __br_mdb_add+0x800/0x800
[  408.611089]  ? __lock_acquire+0x7ec/0x4ec0
[  408.615328]  ? lockdep_hardirqs_on+0x150/0x5c0
[  408.619922]  ? ___ratelimit+0x36f/0x655
[  408.623902]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.629376]  ? debug_object_init_on_stack+0x20/0x20
[  408.634396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.639947]  br_mdb_notify+0x310/0x410
[  408.643842]  ? br_mdb_dump+0x2530/0x2530
[  408.647928]  br_multicast_del_pg+0x3df/0x790
[  408.652342]  ? br_mdb_ip_get+0x940/0x940
[  408.656409]  ? kasan_check_write+0x14/0x20
[  408.660651]  ? do_raw_spin_lock+0xc1/0x200
[  408.664913]  br_multicast_port_group_expired+0x189/0x1e0
[  408.670370]  call_timer_fn+0x272/0x920
[  408.674268]  ? br_multicast_del_pg+0x790/0x790
[  408.678851]  ? process_timeout+0x40/0x40
[  408.682925]  ? find_held_lock+0x36/0x1c0
[  408.686995]  ? __run_timers+0x7da/0xc70
[  408.690980]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.695478]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.699978]  ? br_multicast_del_pg+0x790/0x790
[  408.704564]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  408.709167]  ? trace_hardirqs_on+0xbd/0x310
[  408.713494]  ? kasan_check_read+0x11/0x20
[  408.717642]  ? __run_timers+0x7da/0xc70
[  408.721621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.727079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.731324]  ? br_multicast_del_pg+0x790/0x790
[  408.735926]  __run_timers+0x7e5/0xc70
[  408.739756]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.745121]  ? compat_start_thread+0x80/0x80
[  408.749537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.755084]  ? _raw_spin_unlock_irq+0x60/0x80
[  408.759583]  ? finish_task_switch+0x1f5/0x900
[  408.764078]  ? finish_task_switch+0x1b5/0x900
[  408.768578]  ? __switch_to_asm+0x34/0x70
[  408.772646]  ? preempt_notifier_register+0x200/0x200
[  408.777749]  ? __switch_to_asm+0x34/0x70
[  408.781831]  ? __switch_to_asm+0x40/0x70
[  408.785888]  ? __switch_to_asm+0x34/0x70
[  408.789981]  ? __switch_to_asm+0x40/0x70
[  408.794045]  ? __switch_to_asm+0x34/0x70
[  408.798105]  ? __switch_to_asm+0x40/0x70
[  408.802199]  ? __switch_to_asm+0x40/0x70
[  408.806285]  ? pvclock_read_flags+0x160/0x160
[  408.810786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.816323]  ? check_preemption_disabled+0x48/0x200
[  408.821356]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.826640]  ? rcu_pm_notify+0xc0/0xc0
[  408.830528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.836066]  ? check_preemption_disabled+0x48/0x200
[  408.841093]  run_timer_softirq+0x52/0xb0
[  408.845158]  ? rcu_read_lock_sched_held+0x108/0x120
[  408.850181]  __do_softirq+0x30b/0xad8
[  408.853997]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.859100]  ? trace_hardirqs_off_caller+0x300/0x300
[  408.864213]  ? retint_kernel+0x1b/0x2d
[  408.868113]  ? schedule+0x108/0x460
[  408.871771]  ? __schedule+0x1ed0/0x1ed0
[  408.875755]  ? trace_hardirqs_off+0xb8/0x300
[  408.880165]  ? ___might_sleep+0x1ed/0x300
[  408.884314]  ? smpboot_thread_fn+0x68b/0xa00
[  408.888737]  ? trace_hardirqs_on+0x310/0x310
[  408.893147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.898694]  ? check_preemption_disabled+0x48/0x200
[  408.903709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.909254]  ? takeover_tasklets+0xa90/0xa90
[  408.913667]  run_ksoftirqd+0x94/0x100
[  408.917471]  smpboot_thread_fn+0x68b/0xa00
[  408.921732]  ? sort_range+0x30/0x30
[  408.925367]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.930471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.936017]  ? __kthread_parkme+0xfb/0x1a0
[  408.940261]  kthread+0x35a/0x420
[  408.943627]  ? sort_range+0x30/0x30
[  408.947264]  ? kthread_bind+0x40/0x40
[  408.951067]  ret_from_fork+0x3a/0x50
[  408.954806] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  408.954838] warn_alloc_show_mem: 1 callbacks suppressed
[  408.954845] Mem-Info:
[  408.962096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.967468] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  408.967468]  active_file:18 inactive_file:31 isolated_file:0
[  408.967468]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.967468]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  408.967468]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  408.967468]  free:13670 free_pcp:352 free_cma:0
[  408.969846] Call Trace:
[  408.979267] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.012302]  <IRQ>
[  409.014882] Node 0 
[  409.042824]  dump_stack+0x1c4/0x2b4
[  409.044967] 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
[  409.047179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.050785] lowmem_reserve[]:
[  409.076308]  warn_alloc.cold.118+0xb7/0x1bd
[  409.081468]  0
[  409.084569]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.088870]  2815
[  409.090669]  ? lock_downgrade+0x900/0x900
[  409.095489]  6318
[  409.097564]  ? trace_hardirqs_off+0xb8/0x300
[  409.101679]  6318
[  409.103753]  ? trace_hardirqs_off+0xb8/0x300
[  409.108135] Node 0 
[  409.110202]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.114611] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.116850]  ? warn_alloc+0x120/0x120
[  409.121642] lowmem_reserve[]:
[  409.148388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.152164]  0
[  409.155268]  ? warn_alloc+0x120/0x120
[  409.160258]  0
[  409.162064]  ? print_usage_bug+0xc0/0xc0
[  409.165870]  3503 3503
[  409.167676]  ? warn_alloc+0x120/0x120
[  409.174210]  ? print_usage_bug+0xc0/0xc0
[  409.177986] Node 0 
[  409.182041]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.182077] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  409.184286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.189441] lowmem_reserve[]: 0
[  409.218078]  ? should_fail+0x22d/0xd01
[  409.223587]  0
[  409.226866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.230733]  0
[  409.232552]  ? __lock_acquire+0x7ec/0x4ec0
[  409.237642]  0
[  409.239442]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.245452]  ? should_fail+0x22d/0xd01
[  409.250535] Node 0 DMA: 
[  409.254428]  ? mark_held_locks+0x130/0x130
[  409.254445] 1*4kB 
[  409.257103]  ? mark_held_locks+0x130/0x130
[  409.261313] (U) 
[  409.263456]  ? print_usage_bug+0xc0/0xc0
[  409.267685] 0*8kB 
[  409.269659]  ? find_held_lock+0x36/0x1c0
[  409.273707] 0*16kB 
[  409.275861]  ? graph_lock+0x170/0x170
[  409.279902] 1*32kB 
[  409.282137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.285921] (U) 
[  409.288153]  ? check_preemption_disabled+0x48/0x200
[  409.293666] 2*64kB 
[  409.295638]  ? check_preemption_disabled+0x48/0x200
[  409.300631] (U) 
[  409.302880]  ? __lock_is_held+0xb5/0x140
[  409.307865] 1*128kB 
[  409.309854]  __alloc_pages_nodemask+0xa80/0xde0
[  409.313888] (U) 
[  409.316205]  ? graph_lock+0x170/0x170
[  409.320851] 1*256kB 
[  409.322826]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.326600] (U) 0*512kB 
[  409.328935]  ? graph_lock+0x170/0x170
[  409.333940] 1*1024kB 
[  409.336617]  ? find_held_lock+0x36/0x1c0
[  409.340391] (U) 
[  409.342812]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.346842] 1*2048kB 
[  409.348820]  ? lock_downgrade+0x900/0x900
[  409.353464] (M) 
[  409.355895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.360032] 3*4096kB 
[  409.362023]  cache_grow_begin+0x91/0x8c0
[  409.367540] (M) 
[  409.369954]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.373990] = 15908kB
[  409.375965]  fallback_alloc+0x203/0x2e0
[  409.380348] Node 0 
[  409.382761]  ____cache_alloc_node+0x1c7/0x1e0
[  409.386711] DMA32: 
[  409.388948]  kmem_cache_alloc_node+0xe3/0x730
[  409.393415] 4*4kB (UM) 
[  409.395655]  ? mark_held_locks+0xc7/0x130
[  409.400124] 1*8kB 
[  409.402713]  __alloc_skb+0x119/0x770
[  409.406831] (M) 
[  409.408980]  ? skb_scrub_packet+0x490/0x490
[  409.412670] 3*16kB 
[  409.414645]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  409.418939] (M) 
[  409.421177]  ? queue_work_on+0x12c/0x1e0
[  409.425738] 3*32kB 
[  409.427710]  ? switchdev_port_obj_del+0xdc/0x450
[  409.431743] (M) 
[  409.433977]  ? switchdev_trans_item_enqueue+0x260/0x260
[  409.438711] 1*64kB 
[  409.440687]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.446027] (M) 
[  409.448264]  __br_mdb_notify+0x4ff/0x15d0
[  409.453254] 3*128kB 
[  409.455247]  ? __br_mdb_add+0x800/0x800
[  409.459363] (UM) 
[  409.461681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.461698]  ? check_preemption_disabled+0x48/0x200
[  409.465651] 3*256kB (UM) 
[  409.467729]  ? graph_lock+0x170/0x170
[  409.473232] 4*512kB (UM) 
[  409.478256]  ? br_multicast_group_expired+0x96/0x610
[  409.480993] 3*1024kB 
[  409.484786]  ? lock_downgrade+0x900/0x900
[  409.487513] (M) 3*2048kB 
[  409.492622]  br_mdb_notify+0x310/0x410
[  409.495003] (M) 3*4096kB 
[  409.499158]  ? br_mdb_dump+0x2530/0x2530
[  409.501895] (M) 
[  409.505782]  ? kasan_check_write+0x14/0x20
[  409.508514] = 24936kB
[  409.508524] Node 0 
[  409.512585]  ? do_raw_spin_lock+0xc1/0x200
[  409.514534] Normal: 1267*4kB 
[  409.518781]  br_multicast_group_expired+0x1bc/0x610
[  409.521167] (UMEH) 
[  409.523403]  ? br_mdb_free+0x80/0x80
[  409.527620] 430*8kB 
[  409.530730]  call_timer_fn+0x272/0x920
[  409.535712] (UMEH) 
[  409.537942]  ? br_mdb_free+0x80/0x80
[  409.541636] 212*16kB 
[  409.543960]  ? process_timeout+0x40/0x40
[  409.547838] (UMEH) 
[  409.550070]  ? find_held_lock+0x36/0x1c0
[  409.550094]  ? __run_timers+0x7da/0xc70
[  409.553783] 35*32kB 
[  409.556190]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.560275] (MH) 
[  409.562512]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.566554] 9*64kB 
[  409.570519]  ? br_mdb_free+0x80/0x80
[  409.572820] (MH) 
[  409.577313]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  409.579355] 1*128kB 
[  409.583872]  ? trace_hardirqs_on+0xbd/0x310
[  409.586082] (H) 
[  409.589797]  ? kasan_check_read+0x11/0x20
[  409.591840] 1*256kB 
[  409.596425]  ? __run_timers+0x7da/0xc70
[  409.598720] (H) 
[  409.603039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.604991] 0*512kB 
[  409.609134]  ? br_mdb_free+0x80/0x80
[  409.611441] 0*1024kB 
[  409.615415]  ? br_mdb_free+0x80/0x80
[  409.617364] 0*2048kB 
[  409.622812]  __run_timers+0x7e5/0xc70
[  409.625111] 0*4096kB 
[  409.628834]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  409.631209] = 13980kB
[  409.634916]  ? check_preemption_disabled+0x48/0x200
[  409.637316] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.641100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.641125]  ? rcu_irq_exit+0xce/0x100
[  409.643526] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.648909]  ? irq_exit+0xbd/0x1c0
[  409.651300] 4516 total pagecache pages
[  409.656315]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.665129] 0 pages in swap cache
[  409.670659]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.674533] Swap cache stats: add 0, delete 0, find 0/0
[  409.674543] Free swap  = 0kB
[  409.683134]  ? retint_kernel+0x2d/0x2d
[  409.686655] Total swap = 0kB
[  409.690541]  ? trace_hardirqs_on_caller+0xc0/0x300
[  409.695544] 1965979 pages RAM
[  409.698996]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.703733] 0 pages HighMem/MovableOnly
[  409.709094]  ? trace_hardirqs_off_caller+0x300/0x300
[  409.712091] 343324 pages reserved
[  409.715976]  ? graph_lock+0x170/0x170
[  409.718985] 0 pages cma reserved
[  409.723916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.727250] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.731756]  ? check_preemption_disabled+0x48/0x200
[  409.735709] ksoftirqd/0 cpuset=
[  409.740814]  ? __lock_is_held+0xb5/0x140
[  409.744233] /
[  409.748031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.751378]  mems_allowed=0
[  409.756910]  ? check_preemption_disabled+0x48/0x200
[  409.794674]  run_timer_softirq+0x52/0xb0
[  409.798739]  ? rcu_read_lock_sched_held+0x108/0x120
[  409.803763]  __do_softirq+0x30b/0xad8
[  409.807579]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  409.812693]  ? pvclock_read_flags+0x160/0x160
[  409.817189]  ? lapic_next_event+0x5a/0x90
[  409.821343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.826881]  ? check_preemption_disabled+0x48/0x200
[  409.831898]  ? check_preemption_disabled+0x48/0x200
[  409.836924]  ? kvm_clock_read+0x18/0x30
[  409.840902]  ? kvm_sched_clock_read+0x9/0x20
[  409.845319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.850857]  ? check_preemption_disabled+0x48/0x200
[  409.855889]  irq_exit+0x17f/0x1c0
[  409.859350]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.864203]  ? smp_reschedule_interrupt+0x109/0x650
[  409.869221]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.875118]  ? interrupt_entry+0xb5/0xf0
[  409.879183]  ? trace_hardirqs_off_caller+0xbb/0x300
[  409.884200]  ? trace_hardirqs_off_caller+0xbb/0x300
[  409.889246]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.894092]  ? trace_hardirqs_off+0x300/0x300
[  409.898588]  ? trace_hardirqs_off+0x300/0x300
[  409.903086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.908622]  ? check_preemption_disabled+0x48/0x200
[  409.913651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.919210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.924067]  apic_timer_interrupt+0xf/0x20
[  409.928324]  </IRQ>
[  409.930566] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  409.935503] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  409.954439] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  409.962149] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  409.969420] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  409.976727] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  409.983991] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  409.991259] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  409.998894]  skb_clone+0x1bb/0x500
[  410.002457]  ? skb_split+0x11e0/0x11e0
[  410.006355]  ? preempt_notifier_register+0x200/0x200
[  410.011461]  ? __switch_to_asm+0x34/0x70
[  410.015523]  ? __switch_to_asm+0x34/0x70
[  410.019585]  ? __switch_to_asm+0x40/0x70
[  410.023646]  ? __switch_to_asm+0x34/0x70
[  410.027705]  ? __switch_to_asm+0x40/0x70
[  410.031768]  ? __switch_to_asm+0x40/0x70
[  410.035835]  ? __switch_to_asm+0x34/0x70
[  410.039898]  ? __switch_to_asm+0x34/0x70
[  410.043959]  ? __switch_to_asm+0x40/0x70
[  410.048021]  ? __switch_to_asm+0x34/0x70
[  410.052092]  bpf_clone_redirect+0xb9/0x490
[  410.056346]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  410.061386]  ? __sched_text_start+0x8/0x8
[  410.065540]  ? retint_kernel+0x2d/0x2d
[  410.069449]  ? find_held_lock+0x36/0x1c0
[  410.073522]  ? lock_acquire+0x1ed/0x520
[  410.077500]  ? bpf_test_run+0x32e/0x5a0
[  410.081491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.087031]  ? check_preemption_disabled+0x48/0x200
[  410.092052]  ? kasan_check_read+0x11/0x20
[  410.096209]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.101489]  ? rcu_bh_qs+0xc0/0xc0
[  410.105487]  ? preempt_schedule+0x4d/0x60
[  410.109662]  ? ___preempt_schedule+0x16/0x18
[  410.114084]  ? bpf_test_run+0x1c0/0x5a0
[  410.118076]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.122493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.128038]  ? bpf_test_init.isra.9+0x70/0x100
[  410.132628]  ? bpf_prog_test_run_skb+0x634/0xb40
[  410.137395]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.142249]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.147786]  ? fput+0x130/0x1a0
[  410.151069]  ? __bpf_prog_get+0x9b/0x290
[  410.155138]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.159981]  ? bpf_prog_test_run+0x130/0x1a0
[  410.164395]  ? __x64_sys_bpf+0x3d8/0x510
[  410.168465]  ? bpf_prog_get+0x20/0x20
[  410.172297]  ? do_syscall_64+0x1b9/0x820
[  410.176361]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.181727]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.186659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.191525]  ? trace_hardirqs_off+0x300/0x300
[  410.196027]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.201047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.206582]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.211604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.216461]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.221851] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  410.222094] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.228707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.239180] syz-executor1 cpuset=
[  410.248520] Call Trace:
[  410.248530] syz1
[  410.251996]  dump_stack+0x1c4/0x2b4
[  410.254548]  mems_allowed=0
[  410.256528]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.268244]  warn_alloc.cold.118+0xb7/0x1bd
[  410.272574]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.277425]  ? lock_downgrade+0x900/0x900
[  410.281587]  ? trace_hardirqs_off+0xb8/0x300
[  410.286007]  ? trace_hardirqs_off+0xb8/0x300
[  410.290428]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.295310]  ? warn_alloc+0x120/0x120
[  410.299119]  ? warn_alloc+0x120/0x120
[  410.302928]  ? print_usage_bug+0xc0/0xc0
[  410.306993]  ? warn_alloc+0x120/0x120
[  410.310795]  ? print_usage_bug+0xc0/0xc0
[  410.314862]  ? check_usage+0x1a9/0x790
[  410.318755]  ? check_usage+0x1a9/0x790
[  410.322661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.328229]  ? should_fail+0x22d/0xd01
[  410.332158]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.337262]  ? __lock_acquire+0x7ec/0x4ec0
[  410.341503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.346621]  ? __lock_acquire+0x7ec/0x4ec0
[  410.350852]  ? should_fail+0x22d/0xd01
[  410.354740]  ? lockdep_on+0x50/0x50
[  410.358376]  ? mark_held_locks+0x130/0x130
[  410.362617]  ? mark_held_locks+0x130/0x130
[  410.366859]  ? graph_lock+0x170/0x170
[  410.370664]  ? ret_from_fork+0x3a/0x50
[  410.374568]  ? kasan_check_read+0x11/0x20
[  410.378723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.384261]  ? check_preemption_disabled+0x48/0x200
[  410.389277]  ? check_preemption_disabled+0x48/0x200
[  410.394306]  ? __lock_is_held+0xb5/0x140
[  410.398382]  __alloc_pages_nodemask+0xa80/0xde0
[  410.403055]  ? graph_lock+0x170/0x170
[  410.406859]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.411877]  ? graph_lock+0x170/0x170
[  410.415708]  ? find_held_lock+0x36/0x1c0
[  410.419784]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.424464]  ? lock_downgrade+0x900/0x900
[  410.428638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.434181]  cache_grow_begin+0x91/0x8c0
[  410.438257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.442676]  fallback_alloc+0x203/0x2e0
[  410.446660]  ____cache_alloc_node+0x1c7/0x1e0
[  410.451163]  kmem_cache_alloc_node+0xe3/0x730
[  410.455665]  ? mark_held_locks+0xc7/0x130
[  410.459830]  __alloc_skb+0x119/0x770
[  410.463557]  ? skb_scrub_packet+0x490/0x490
[  410.467883]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  410.472479]  ? queue_work_on+0x12c/0x1e0
[  410.476554]  ? switchdev_port_obj_del+0xdc/0x450
[  410.481315]  ? switchdev_trans_item_enqueue+0x260/0x260
[  410.486687]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  410.491713]  __br_mdb_notify+0x4ff/0x15d0
[  410.495876]  ? __br_mdb_add+0x800/0x800
[  410.499866]  ? __lock_acquire+0x7ec/0x4ec0
[  410.504114]  ? ___ratelimit+0x36f/0x655
[  410.508099]  ? debug_object_init_on_stack+0x20/0x20
[  410.513121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.518671]  br_mdb_notify+0x310/0x410
[  410.522561]  ? br_mdb_dump+0x2530/0x2530
[  410.526644]  br_multicast_del_pg+0x3df/0x790
[  410.531063]  ? br_mdb_ip_get+0x940/0x940
[  410.535133]  ? kasan_check_write+0x14/0x20
[  410.539369]  ? do_raw_spin_lock+0xc1/0x200
[  410.543638]  br_multicast_port_group_expired+0x189/0x1e0
[  410.549104]  call_timer_fn+0x272/0x920
[  410.552992]  ? br_multicast_del_pg+0x790/0x790
[  410.557578]  ? process_timeout+0x40/0x40
[  410.561637]  ? find_held_lock+0x36/0x1c0
[  410.565707]  ? __run_timers+0x7da/0xc70
[  410.569719]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.574235]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.578737]  ? br_multicast_del_pg+0x790/0x790
[  410.583321]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  410.587916]  ? trace_hardirqs_on+0xbd/0x310
[  410.592243]  ? kasan_check_read+0x11/0x20
[  410.596394]  ? __run_timers+0x7da/0xc70
[  410.600399]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.605855]  ? br_multicast_del_pg+0x790/0x790
[  410.610443]  ? br_multicast_del_pg+0x790/0x790
[  410.615030]  __run_timers+0x7e5/0xc70
[  410.618845]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.624209]  ? compat_start_thread+0x80/0x80
[  410.628624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.634172]  ? _raw_spin_unlock_irq+0x60/0x80
[  410.638673]  ? finish_task_switch+0x1f5/0x900
[  410.643169]  ? finish_task_switch+0x1b5/0x900
[  410.647666]  ? __switch_to_asm+0x34/0x70
[  410.651735]  ? preempt_notifier_register+0x200/0x200
[  410.656842]  ? __switch_to_asm+0x34/0x70
[  410.660905]  ? __switch_to_asm+0x40/0x70
[  410.664974]  ? __switch_to_asm+0x34/0x70
[  410.669034]  ? __switch_to_asm+0x40/0x70
[  410.673119]  ? __switch_to_asm+0x34/0x70
[  410.677178]  ? __switch_to_asm+0x40/0x70
[  410.681239]  ? __switch_to_asm+0x40/0x70
[  410.685320]  ? pvclock_read_flags+0x160/0x160
[  410.689817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.695355]  ? check_preemption_disabled+0x48/0x200
[  410.700387]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.705691]  ? rcu_pm_notify+0xc0/0xc0
[  410.709590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.715127]  ? check_preemption_disabled+0x48/0x200
[  410.720156]  run_timer_softirq+0x52/0xb0
[  410.724248]  ? rcu_read_lock_sched_held+0x108/0x120
[  410.729282]  __do_softirq+0x30b/0xad8
[  410.733095]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  410.738205]  ? trace_hardirqs_off_caller+0x300/0x300
[  410.743306]  ? retint_kernel+0x1b/0x2d
[  410.747204]  ? schedule+0x108/0x460
[  410.750849]  ? __schedule+0x1ed0/0x1ed0
[  410.754833]  ? trace_hardirqs_off+0xb8/0x300
[  410.759246]  ? ___might_sleep+0x1ed/0x300
[  410.763391]  ? smpboot_thread_fn+0x68b/0xa00
[  410.767800]  ? trace_hardirqs_on+0x310/0x310
[  410.772215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.777766]  ? check_preemption_disabled+0x48/0x200
[  410.782784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.788329]  ? takeover_tasklets+0xa90/0xa90
[  410.792770]  run_ksoftirqd+0x94/0x100
[  410.796574]  smpboot_thread_fn+0x68b/0xa00
[  410.800819]  ? sort_range+0x30/0x30
[  410.804465]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.809576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.815116]  ? __kthread_parkme+0xfb/0x1a0
[  410.819357]  kthread+0x35a/0x420
[  410.822725]  ? sort_range+0x30/0x30
[  410.826353]  ? kthread_bind+0x40/0x40
[  410.830159]  ret_from_fork+0x3a/0x50
[  410.833894] warn_alloc_show_mem: 1 callbacks suppressed
[  410.833907] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  410.833921] Mem-Info:
[  410.839289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.846571] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  410.846571]  active_file:18 inactive_file:31 isolated_file:0
[  410.846571]  unevictable:0 dirty:0 writeback:0 unstable:0
[  410.846571]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  410.846571]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  410.846571]  free:13670 free_pcp:352 free_cma:0
[  410.848943] Call Trace:
[  410.858340] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  410.891373]  <IRQ>
[  410.893948] Node 0 
[  410.921915]  dump_stack+0x1c4/0x2b4
[  410.924075] 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
[  410.926288]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.929891] lowmem_reserve[]:
[  410.955419]  warn_alloc.cold.118+0xb7/0x1bd
[  410.960574]  0
[  410.963676]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.967967]  2815 6318
[  410.969781]  ? lock_downgrade+0x900/0x900
[  410.974592]  6318
[  410.977104]  ? trace_hardirqs_off+0xb8/0x300
[  410.981223] Node 0 
[  410.983285]  ? trace_hardirqs_off+0xb8/0x300
[  410.987697] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  410.989909]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.994296] lowmem_reserve[]:
[  411.021055]  ? warn_alloc+0x120/0x120
[  411.025849]  0
[  411.028955]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.032730]  0
[  411.034530]  ? warn_alloc+0x120/0x120
[  411.039524]  3503
[  411.041350]  ? print_usage_bug+0xc0/0xc0
[  411.045114]  3503
[  411.047182]  ? warn_alloc+0x120/0x120
[  411.051223] Node 0 
[  411.053296]  ? print_usage_bug+0xc0/0xc0
[  411.057101] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  411.059312]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.063347] lowmem_reserve[]:
[  411.091989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.097151]  0
[  411.100276]  ? should_fail+0x22d/0xd01
[  411.105780]  0
[  411.107606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.111466]  0
[  411.113268]  ? __lock_acquire+0x7ec/0x4ec0
[  411.118342]  0
[  411.120143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.126169]  ? should_fail+0x22d/0xd01
[  411.131254] Node 0 DMA: 
[  411.135157]  ? mark_held_locks+0x130/0x130
[  411.135161] 1*4kB (U) 
[  411.137835]  ? mark_held_locks+0x130/0x130
[  411.142049] 0*8kB 
[  411.144548]  ? print_usage_bug+0xc0/0xc0
[  411.148760] 0*16kB 
[  411.150908]  ? find_held_lock+0x36/0x1c0
[  411.154948] 1*32kB 
[  411.157179]  ? graph_lock+0x170/0x170
[  411.161219] (U) 
[  411.163458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.167231] 2*64kB 
[  411.169205]  ? check_preemption_disabled+0x48/0x200
[  411.174712] (U) 1*128kB 
[  411.176960]  ? check_preemption_disabled+0x48/0x200
[  411.181954] (U) 
[  411.184627]  ? __lock_is_held+0xb5/0x140
[  411.189615] 1*256kB 
[  411.191592]  __alloc_pages_nodemask+0xa80/0xde0
[  411.195624] (U) 
[  411.197955]  ? graph_lock+0x170/0x170
[  411.202606] 0*512kB 
[  411.204582]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.208366] 1*1024kB 
[  411.210689]  ? graph_lock+0x170/0x170
[  411.215681] (U) 
[  411.218111]  ? find_held_lock+0x36/0x1c0
[  411.221883] 1*2048kB 
[  411.223890]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.227923] (M) 
[  411.230330]  ? lock_downgrade+0x900/0x900
[  411.234977] 3*4096kB 
[  411.236960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.241079] (M) 
[  411.243488]  cache_grow_begin+0x91/0x8c0
[  411.248999] = 15908kB
[  411.250978]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.255015] Node 0 
[  411.257434]  fallback_alloc+0x203/0x2e0
[  411.261811] DMA32: 
[  411.264051]  ____cache_alloc_node+0x1c7/0x1e0
[  411.268004] 4*4kB 
[  411.270256]  kmem_cache_alloc_node+0xe3/0x730
[  411.274725] (UM) 
[  411.276870]  ? mark_held_locks+0xc7/0x130
[  411.281349] 1*8kB (M) 
[  411.283430]  __alloc_skb+0x119/0x770
[  411.287545] 3*16kB 
[  411.290042]  ? skb_scrub_packet+0x490/0x490
[  411.293731] (M) 
[  411.295968]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  411.300267] 3*32kB 
[  411.302250]  ? queue_work_on+0x12c/0x1e0
[  411.306816] (M) 
[  411.309056]  ? switchdev_port_obj_del+0xdc/0x450
[  411.313093] 1*64kB 
[  411.315065]  ? switchdev_trans_item_enqueue+0x260/0x260
[  411.319796] (M) 
[  411.322031]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.327364] 3*128kB (UM) 
[  411.329355]  __br_mdb_notify+0x4ff/0x15d0
[  411.334339] 3*256kB (UM) 
[  411.337119]  ? __br_mdb_add+0x800/0x800
[  411.341235] 4*512kB (UM) 
[  411.344008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.347957] 3*1024kB 
[  411.350715]  ? check_preemption_disabled+0x48/0x200
[  411.356225] (M) 
[  411.358638]  ? graph_lock+0x170/0x170
[  411.363646] 3*2048kB 
[  411.365649]  ? br_multicast_group_expired+0x96/0x610
[  411.369414] (M) 3*4096kB 
[  411.371835]  ? lock_downgrade+0x900/0x900
[  411.376915] (M) 
[  411.379674]  br_mdb_notify+0x310/0x410
[  411.383793] = 24936kB
[  411.383802] Node 0 
[  411.385774]  ? br_mdb_dump+0x2530/0x2530
[  411.389643] Normal: 
[  411.392055]  ? kasan_check_write+0x14/0x20
[  411.394271] 1267*4kB 
[  411.398328]  ? do_raw_spin_lock+0xc1/0x200
[  411.400647] (UMEH) 
[  411.404920]  br_multicast_group_expired+0x1bc/0x610
[  411.407322] 430*8kB 
[  411.411548]  ? br_mdb_free+0x80/0x80
[  411.413763] (UMEH) 
[  411.418783]  call_timer_fn+0x272/0x920
[  411.421076] 212*16kB 
[  411.424781]  ? br_mdb_free+0x80/0x80
[  411.427000] (UMEH) 
[  411.430886]  ? process_timeout+0x40/0x40
[  411.433277] 35*32kB 
[  411.436987]  ? find_held_lock+0x36/0x1c0
[  411.439203] (MH) 
[  411.443294]  ? __run_timers+0x7da/0xc70
[  411.445595] 9*64kB 
[  411.449656]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.451706] (MH) 
[  411.455675]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.457894] 1*128kB 
[  411.462388]  ? br_mdb_free+0x80/0x80
[  411.462405]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  411.464446] (H) 
[  411.468938]  ? trace_hardirqs_on+0xbd/0x310
[  411.471237] 1*256kB 
[  411.474944]  ? kasan_check_read+0x11/0x20
[  411.479505] (H) 
[  411.481486]  ? __run_timers+0x7da/0xc70
[  411.485787] 0*512kB 
[  411.488107]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.492231] 0*1024kB 
[  411.494203]  ? br_mdb_free+0x80/0x80
[  411.498154] 0*2048kB 
[  411.500477]  ? br_mdb_free+0x80/0x80
[  411.505899] 0*4096kB = 13980kB
[  411.508336]  __run_timers+0x7e5/0xc70
[  411.512035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.514451]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  411.518144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.521339]  ? check_preemption_disabled+0x48/0x200
[  411.525116] 4516 total pagecache pages
[  411.533949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.539296] 0 pages in swap cache
[  411.547866]  ? rcu_irq_exit+0xce/0x100
[  411.552858] Swap cache stats: add 0, delete 0, find 0/0
[  411.556742]  ? irq_exit+0xbd/0x1c0
[  411.562267] Free swap  = 0kB
[  411.565718]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  411.569578] Total swap = 0kB
[  411.574938]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.578451] 1965979 pages RAM
[  411.581464]  ? retint_kernel+0x2d/0x2d
[  411.586470] 0 pages HighMem/MovableOnly
[  411.589485]  ? trace_hardirqs_on_caller+0xc0/0x300
[  411.594240] 343324 pages reserved
[  411.594248] 0 pages cma reserved
[  411.597384]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.601434] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.605221]  ? trace_hardirqs_off_caller+0x300/0x300
[  411.610131] ksoftirqd/0 cpuset=
[  411.613597]  ? graph_lock+0x170/0x170
[  411.616944] /
[  411.621703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.631997]  mems_allowed=0
[  411.637092]  ? check_preemption_disabled+0x48/0x200
[  411.659283]  ? __lock_is_held+0xb5/0x140
[  411.663353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.668898]  ? check_preemption_disabled+0x48/0x200
[  411.673926]  run_timer_softirq+0x52/0xb0
[  411.677994]  ? rcu_read_lock_sched_held+0x108/0x120
[  411.683026]  __do_softirq+0x30b/0xad8
[  411.686836]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.691960]  ? pvclock_read_flags+0x160/0x160
[  411.696484]  ? lapic_next_event+0x5a/0x90
[  411.700640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.706180]  ? check_preemption_disabled+0x48/0x200
[  411.711196]  ? check_preemption_disabled+0x48/0x200
[  411.716223]  ? kvm_clock_read+0x18/0x30
[  411.720197]  ? kvm_sched_clock_read+0x9/0x20
[  411.724606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.730167]  ? check_preemption_disabled+0x48/0x200
[  411.735199]  irq_exit+0x17f/0x1c0
[  411.738660]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.743516]  ? smp_reschedule_interrupt+0x109/0x650
[  411.748540]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.754432]  ? interrupt_entry+0xb5/0xf0
[  411.758497]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.763528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.768548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.773402]  ? trace_hardirqs_off+0x300/0x300
[  411.777909]  ? trace_hardirqs_off+0x300/0x300
[  411.782414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.787952]  ? check_preemption_disabled+0x48/0x200
[  411.792972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.798532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.803388]  apic_timer_interrupt+0xf/0x20
[  411.807628]  </IRQ>
[  411.809876] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  411.814813] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  411.833717] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  411.841450] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  411.848714] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  411.855985] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  411.863262] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  411.870535] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  411.877861]  skb_clone+0x1bb/0x500
[  411.881403]  ? skb_split+0x11e0/0x11e0
[  411.885298]  ? preempt_notifier_register+0x200/0x200
[  411.890397]  ? __switch_to_asm+0x34/0x70
[  411.894477]  ? __switch_to_asm+0x34/0x70
[  411.898548]  ? __switch_to_asm+0x40/0x70
[  411.902605]  ? __switch_to_asm+0x34/0x70
[  411.906664]  ? __switch_to_asm+0x40/0x70
[  411.910727]  ? __switch_to_asm+0x40/0x70
[  411.914791]  ? __switch_to_asm+0x34/0x70
[  411.918861]  ? __switch_to_asm+0x34/0x70
[  411.922920]  ? __switch_to_asm+0x40/0x70
[  411.926980]  ? __switch_to_asm+0x34/0x70
[  411.931053]  bpf_clone_redirect+0xb9/0x490
[  411.935314]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  411.940341]  ? __sched_text_start+0x8/0x8
[  411.944492]  ? retint_kernel+0x2d/0x2d
[  411.948404]  ? find_held_lock+0x36/0x1c0
[  411.952534]  ? lock_acquire+0x1ed/0x520
[  411.956559]  ? bpf_test_run+0x32e/0x5a0
[  411.960547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.966090]  ? check_preemption_disabled+0x48/0x200
[  411.971113]  ? kasan_check_read+0x11/0x20
[  411.975274]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.980567]  ? rcu_bh_qs+0xc0/0xc0
[  411.984124]  ? preempt_schedule+0x4d/0x60
[  411.988275]  ? ___preempt_schedule+0x16/0x18
[  411.992692]  ? bpf_test_run+0x1c0/0x5a0
[  411.996678]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.001674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.007212]  ? bpf_test_init.isra.9+0x70/0x100
[  412.011815]  ? bpf_prog_test_run_skb+0x634/0xb40
[  412.016593]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  412.021447]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.026983]  ? fput+0x130/0x1a0
[  412.030264]  ? __bpf_prog_get+0x9b/0x290
[  412.034332]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  412.039177]  ? bpf_prog_test_run+0x130/0x1a0
[  412.043594]  ? __x64_sys_bpf+0x3d8/0x510
[  412.047656]  ? bpf_prog_get+0x20/0x20
[  412.051482]  ? do_syscall_64+0x1b9/0x820
[  412.055565]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.060944]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.065876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.070727]  ? trace_hardirqs_off+0x300/0x300
[  412.075225]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.080281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.085834]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.090868]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.095723]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.101111] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  412.101308] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.108083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.108093] Call Trace:
[  412.118571] syz-executor1 cpuset=
[  412.127938]  dump_stack+0x1c4/0x2b4
[  412.130492] syz1
[  412.133946]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.137556]  mems_allowed=0
[  412.139536]  warn_alloc.cold.118+0xb7/0x1bd
[  412.151945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.156794]  ? lock_downgrade+0x900/0x900
[  412.160958]  ? trace_hardirqs_off+0xb8/0x300
[  412.165376]  ? trace_hardirqs_off+0xb8/0x300
[  412.169794]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.174684]  ? warn_alloc+0x120/0x120
[  412.178493]  ? warn_alloc+0x120/0x120
[  412.183150]  ? print_usage_bug+0xc0/0xc0
[  412.187211]  ? warn_alloc+0x120/0x120
[  412.191010]  ? print_usage_bug+0xc0/0xc0
[  412.195073]  ? check_usage+0x1a9/0x790
[  412.198960]  ? check_usage+0x1a9/0x790
[  412.202859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.208416]  ? should_fail+0x22d/0xd01
[  412.212317]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.217422]  ? __lock_acquire+0x7ec/0x4ec0
[  412.221666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.226770]  ? __lock_acquire+0x7ec/0x4ec0
[  412.231013]  ? should_fail+0x22d/0xd01
[  412.234900]  ? lockdep_on+0x50/0x50
[  412.238554]  ? mark_held_locks+0x130/0x130
[  412.242797]  ? mark_held_locks+0x130/0x130
[  412.247042]  ? graph_lock+0x170/0x170
[  412.250846]  ? ret_from_fork+0x3a/0x50
[  412.254740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.260278]  ? check_preemption_disabled+0x48/0x200
[  412.265293]  ? check_preemption_disabled+0x48/0x200
[  412.270319]  ? __lock_is_held+0xb5/0x140
[  412.274393]  __alloc_pages_nodemask+0xa80/0xde0
[  412.279066]  ? graph_lock+0x170/0x170
[  412.282872]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.287886]  ? graph_lock+0x170/0x170
[  412.291707]  ? find_held_lock+0x36/0x1c0
[  412.295784]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.300453]  ? lock_downgrade+0x900/0x900
[  412.304611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.310158]  cache_grow_begin+0x91/0x8c0
[  412.314223]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.318640]  fallback_alloc+0x203/0x2e0
[  412.322622]  ____cache_alloc_node+0x1c7/0x1e0
[  412.327127]  kmem_cache_alloc_node+0xe3/0x730
[  412.331627]  ? mark_held_locks+0xc7/0x130
[  412.335792]  __alloc_skb+0x119/0x770
[  412.339521]  ? skb_scrub_packet+0x490/0x490
[  412.343846]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  412.348441]  ? queue_work_on+0x12c/0x1e0
[  412.352532]  ? switchdev_port_obj_del+0xdc/0x450
[  412.357319]  ? switchdev_trans_item_enqueue+0x260/0x260
[  412.362710]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.367751]  __br_mdb_notify+0x4ff/0x15d0
[  412.371928]  ? __br_mdb_add+0x800/0x800
[  412.375920]  ? __lock_acquire+0x7ec/0x4ec0
[  412.380164]  ? ___ratelimit+0x36f/0x655
[  412.384148]  ? debug_object_init_on_stack+0x20/0x20
[  412.389167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.394710]  br_mdb_notify+0x310/0x410
[  412.398602]  ? br_mdb_dump+0x2530/0x2530
[  412.402686]  br_multicast_del_pg+0x3df/0x790
[  412.407109]  ? br_mdb_ip_get+0x940/0x940
[  412.411178]  ? kasan_check_write+0x14/0x20
[  412.415420]  ? do_raw_spin_lock+0xc1/0x200
[  412.419665]  br_multicast_port_group_expired+0x189/0x1e0
[  412.425123]  call_timer_fn+0x272/0x920
[  412.429014]  ? br_multicast_del_pg+0x790/0x790
[  412.433604]  ? process_timeout+0x40/0x40
[  412.437664]  ? find_held_lock+0x36/0x1c0
[  412.441739]  ? __run_timers+0x7da/0xc70
[  412.445718]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.450212]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.454706]  ? br_multicast_del_pg+0x790/0x790
[  412.459293]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  412.463882]  ? trace_hardirqs_on+0xbd/0x310
[  412.468209]  ? kasan_check_read+0x11/0x20
[  412.472363]  ? __run_timers+0x7da/0xc70
[  412.476339]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.481797]  ? br_multicast_del_pg+0x790/0x790
[  412.486389]  ? br_multicast_del_pg+0x790/0x790
[  412.490976]  __run_timers+0x7e5/0xc70
[  412.494798]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  412.500166]  ? compat_start_thread+0x80/0x80
[  412.504582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.510128]  ? _raw_spin_unlock_irq+0x60/0x80
[  412.514628]  ? finish_task_switch+0x1f5/0x900
[  412.519121]  ? finish_task_switch+0x1b5/0x900
[  412.523652]  ? __switch_to_asm+0x34/0x70
[  412.527716]  ? preempt_notifier_register+0x200/0x200
[  412.532821]  ? __switch_to_asm+0x34/0x70
[  412.536879]  ? __switch_to_asm+0x40/0x70
[  412.540946]  ? __switch_to_asm+0x34/0x70
[  412.545006]  ? __switch_to_asm+0x40/0x70
[  412.549068]  ? __switch_to_asm+0x34/0x70
[  412.553126]  ? __switch_to_asm+0x40/0x70
[  412.557186]  ? __switch_to_asm+0x40/0x70
[  412.561271]  ? pvclock_read_flags+0x160/0x160
[  412.565807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.571343]  ? check_preemption_disabled+0x48/0x200
[  412.576365]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.581673]  ? rcu_pm_notify+0xc0/0xc0
[  412.585572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.591124]  ? check_preemption_disabled+0x48/0x200
[  412.596151]  run_timer_softirq+0x52/0xb0
[  412.600214]  ? rcu_read_lock_sched_held+0x108/0x120
[  412.605246]  __do_softirq+0x30b/0xad8
[  412.609061]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  412.614170]  ? trace_hardirqs_off_caller+0x300/0x300
[  412.619271]  ? retint_kernel+0x1b/0x2d
[  412.623172]  ? schedule+0x108/0x460
[  412.626803]  ? __schedule+0x1ed0/0x1ed0
[  412.630785]  ? trace_hardirqs_off+0xb8/0x300
[  412.635196]  ? ___might_sleep+0x1ed/0x300
[  412.639365]  ? smpboot_thread_fn+0x68b/0xa00
[  412.643775]  ? trace_hardirqs_on+0x310/0x310
[  412.648185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.653724]  ? check_preemption_disabled+0x48/0x200
[  412.658737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.664285]  ? takeover_tasklets+0xa90/0xa90
[  412.668701]  run_ksoftirqd+0x94/0x100
[  412.672502]  smpboot_thread_fn+0x68b/0xa00
[  412.676752]  ? sort_range+0x30/0x30
[  412.680381]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.685486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.691055]  ? __kthread_parkme+0xfb/0x1a0
[  412.695298]  kthread+0x35a/0x420
[  412.698664]  ? sort_range+0x30/0x30
[  412.702301]  ? kthread_bind+0x40/0x40
[  412.706103]  ret_from_fork+0x3a/0x50
[  412.709832] warn_alloc_show_mem: 1 callbacks suppressed
[  412.709844] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  412.709847] Mem-Info:
[  412.709880] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  412.709880]  active_file:18 inactive_file:31 isolated_file:0
[  412.709880]  unevictable:0 dirty:0 writeback:0 unstable:0
[  412.709880]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  412.709880]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  412.709880]  free:13670 free_pcp:352 free_cma:0
[  412.715217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.715225] Call Trace:
[  412.722523] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  412.724925]  <IRQ>
[  412.757966] Node 0 
[  412.767352]  dump_stack+0x1c4/0x2b4
[  412.769940] 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
[  412.797846]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.799973] lowmem_reserve[]:
[  412.802234]  warn_alloc.cold.118+0xb7/0x1bd
[  412.805827]  0
[  412.831339]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.836503]  2815
[  412.839608]  ? lock_downgrade+0x900/0x900
[  412.843928]  6318
[  412.845733]  ? trace_hardirqs_off+0xb8/0x300
[  412.850542]  6318
[  412.852613]  ? trace_hardirqs_off+0xb8/0x300
[  412.856745] Node 0 
[  412.858821]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.863227] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  412.865282]  ? warn_alloc+0x120/0x120
[  412.869645] lowmem_reserve[]:
[  412.871885]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.876706]  0
[  412.903508]  ? warn_alloc+0x120/0x120
[  412.907293]  0
[  412.910396]  ? print_usage_bug+0xc0/0xc0
[  412.915384]  3503
[  412.917191]  ? warn_alloc+0x120/0x120
[  412.920969]  3503
[  412.922771]  ? print_usage_bug+0xc0/0xc0
[  412.928898]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.932684] Node 0 
[  412.934752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.938810] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  412.943978]  ? should_fail+0x22d/0xd01
[  412.946183] lowmem_reserve[]:
[  412.951718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.980347]  0
[  412.984236]  ? __lock_acquire+0x7ec/0x4ec0
[  412.987327]  0
[  412.992432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.994207]  0
[  412.998448]  ? should_fail+0x22d/0xd01
[  413.000229]  0
[  413.005351]  ? mark_held_locks+0x130/0x130
[  413.007126] Node 0 
[  413.011011]  ? mark_held_locks+0x130/0x130
[  413.012796] DMA: 1*4kB 
[  413.017038]  ? print_usage_bug+0xc0/0xc0
[  413.019254] (U) 
[  413.023487]  ? find_held_lock+0x36/0x1c0
[  413.026052] 0*8kB 
[  413.030108]  ? graph_lock+0x170/0x170
[  413.032063] 0*16kB 
[  413.036125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.038251] 1*32kB 
[  413.042049]  ? check_preemption_disabled+0x48/0x200
[  413.044261] (U) 
[  413.049795]  ? check_preemption_disabled+0x48/0x200
[  413.052010] 2*64kB 
[  413.057027]  ? __lock_is_held+0xb5/0x140
[  413.058973] (U) 
[  413.063994]  __alloc_pages_nodemask+0xa80/0xde0
[  413.066198] 1*128kB (U) 
[  413.070266]  ? graph_lock+0x170/0x170
[  413.072220] 1*256kB 
[  413.076884]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  413.079538] (U) 
[  413.083333]  ? graph_lock+0x170/0x170
[  413.085652] 0*512kB 
[  413.090670]  ? find_held_lock+0x36/0x1c0
[  413.092617] 1*1024kB 
[  413.096450]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.098731] (U) 
[  413.102800]  ? lock_downgrade+0x900/0x900
[  413.105190] 1*2048kB 
[  413.109862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.111806] (M) 
[  413.115951]  cache_grow_begin+0x91/0x8c0
[  413.118350] 3*4096kB 
[  413.123886]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.125861] (M) 
[  413.129928]  fallback_alloc+0x203/0x2e0
[  413.132320] = 15908kB
[  413.136731]  ____cache_alloc_node+0x1c7/0x1e0
[  413.138687] Node 0 
[  413.142659]  kmem_cache_alloc_node+0xe3/0x730
[  413.145041] DMA32: 4*4kB 
[  413.149544]  ? mark_held_locks+0xc7/0x130
[  413.151759] (UM) 
[  413.156275]  __alloc_skb+0x119/0x770
[  413.159015] 1*8kB (M) 
[  413.163178]  ? skb_scrub_packet+0x490/0x490
[  413.165221] 3*16kB 
[  413.168937]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  413.171416] (M) 
[  413.175747]  ? queue_work_on+0x12c/0x1e0
[  413.177963] 3*32kB 
[  413.182546]  ? switchdev_port_obj_del+0xdc/0x450
[  413.184496] (M) 
[  413.188562]  ? switchdev_trans_item_enqueue+0x260/0x260
[  413.190778] 1*64kB 
[  413.195535]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.197485] (M) 
[  413.202849]  __br_mdb_notify+0x4ff/0x15d0
[  413.205060] 3*128kB 
[  413.210081]  ? __br_mdb_add+0x800/0x800
[  413.212029] (UM) 
[  413.216177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.218476] 3*256kB 
[  413.222446]  ? check_preemption_disabled+0x48/0x200
[  413.224483] (UM) 
[  413.230021]  ? graph_lock+0x170/0x170
[  413.232317] 4*512kB 
[  413.237338]  ? br_multicast_group_expired+0x96/0x610
[  413.239371] (UM) 
[  413.243173]  ? lock_downgrade+0x900/0x900
[  413.245489] 3*1024kB 
[  413.250590]  br_mdb_notify+0x310/0x410
[  413.252627] (M) 
[  413.256769]  ? br_mdb_dump+0x2530/0x2530
[  413.259160] 3*2048kB 
[  413.263049]  ? kasan_check_write+0x14/0x20
[  413.265005] (M) 
[  413.269072]  ? do_raw_spin_lock+0xc1/0x200
[  413.271462] 3*4096kB 
[  413.275705]  br_multicast_group_expired+0x1bc/0x610
[  413.277659] (M) 
[  413.281891]  ? br_mdb_free+0x80/0x80
[  413.284293] = 24936kB
[  413.289346]  call_timer_fn+0x272/0x920
[  413.291290] Node 0 
[  413.294998]  ? br_mdb_free+0x80/0x80
[  413.297422] Normal: 
[  413.301328]  ? process_timeout+0x40/0x40
[  413.303556] 1267*4kB 
[  413.307267]  ? find_held_lock+0x36/0x1c0
[  413.309569] (UMEH) 
[  413.313646]  ? __run_timers+0x7da/0xc70
[  413.316027] 430*8kB 
[  413.320315]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.322528] (UMEH) 
[  413.326501]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.328810] 212*16kB (UMEH) 
[  413.333317]  ? br_mdb_free+0x80/0x80
[  413.335529] 35*32kB (MH) 
[  413.340035]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  413.343030] 9*64kB 
[  413.346764]  ? trace_hardirqs_on+0xbd/0x310
[  413.349516] (MH) 
[  413.354086]  ? kasan_check_read+0x11/0x20
[  413.354106]  ? __run_timers+0x7da/0xc70
[  413.356325] 1*128kB 
[  413.360656]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.362696] (H) 
[  413.366845]  ? br_mdb_free+0x80/0x80
[  413.370795] 1*256kB (H) 
[  413.373127]  ? br_mdb_free+0x80/0x80
[  413.378555] 0*512kB 
[  413.380537]  __run_timers+0x7e5/0xc70
[  413.380567]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.384248] 0*1024kB 
[  413.386918]  ? check_preemption_disabled+0x48/0x200
[  413.390614] 0*2048kB 
[  413.392931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.392956]  ? rcu_irq_exit+0xce/0x100
[  413.396742] 0*4096kB 
[  413.402103]  ? irq_exit+0xbd/0x1c0
[  413.404488] = 13980kB
[  413.409507]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  413.411902] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.417439]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.421304] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.423704]  ? retint_kernel+0x2d/0x2d
[  413.427222] 4516 total pagecache pages
[  413.429631]  ? trace_hardirqs_on_caller+0xc0/0x300
[  413.434628] 0 pages in swap cache
[  413.443452]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.448186] Swap cache stats: add 0, delete 0, find 0/0
[  413.448196] Free swap  = 0kB
[  413.456772]  ? trace_hardirqs_off_caller+0x300/0x300
[  413.460672] Total swap = 0kB
[  413.464555]  ? graph_lock+0x170/0x170
[  413.469457] 1965979 pages RAM
[  413.472912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.477638] 0 pages HighMem/MovableOnly
[  413.477648] 343324 pages reserved
[  413.483006]  ? check_preemption_disabled+0x48/0x200
[  413.486001] 0 pages cma reserved
[  413.491113]  ? __lock_is_held+0xb5/0x140
[  413.494327] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.497898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.500986] ksoftirqd/0 cpuset=
[  413.506516]  ? check_preemption_disabled+0x48/0x200
[  413.510476] /
[  413.513935]  run_timer_softirq+0x52/0xb0
[  413.518933]  mems_allowed=0
[  413.522300]  ? rcu_read_lock_sched_held+0x108/0x120
[  413.564110]  __do_softirq+0x30b/0xad8
[  413.567932]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.573050]  ? pvclock_read_flags+0x160/0x160
[  413.577573]  ? lapic_next_event+0x5a/0x90
[  413.581725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.587275]  ? check_preemption_disabled+0x48/0x200
[  413.592302]  ? check_preemption_disabled+0x48/0x200
[  413.597330]  ? kvm_clock_read+0x18/0x30
[  413.601316]  ? kvm_sched_clock_read+0x9/0x20
[  413.605732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.611288]  ? check_preemption_disabled+0x48/0x200
[  413.616327]  irq_exit+0x17f/0x1c0
[  413.619789]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.624635]  ? smp_reschedule_interrupt+0x109/0x650
[  413.629658]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.635551]  ? interrupt_entry+0xb5/0xf0
[  413.639622]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.644639]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.649663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.654518]  ? trace_hardirqs_off+0x300/0x300
[  413.659015]  ? trace_hardirqs_off+0x300/0x300
[  413.663523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.669063]  ? check_preemption_disabled+0x48/0x200
[  413.674077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.679636]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.684493]  apic_timer_interrupt+0xf/0x20
[  413.688726]  </IRQ>
[  413.690971] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  413.695908] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  413.714810] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  413.722524] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  413.729794] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  413.737064] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  413.744346] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  413.751614] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  413.758943]  skb_clone+0x1bb/0x500
[  413.762489]  ? skb_split+0x11e0/0x11e0
[  413.766387]  ? preempt_notifier_register+0x200/0x200
[  413.771500]  ? __switch_to_asm+0x34/0x70
[  413.775567]  ? __switch_to_asm+0x34/0x70
[  413.779629]  ? __switch_to_asm+0x40/0x70
[  413.783689]  ? __switch_to_asm+0x34/0x70
[  413.787747]  ? __switch_to_asm+0x40/0x70
[  413.791809]  ? __switch_to_asm+0x40/0x70
[  413.795874]  ? __switch_to_asm+0x34/0x70
[  413.799936]  ? __switch_to_asm+0x34/0x70
[  413.803999]  ? __switch_to_asm+0x40/0x70
[  413.808065]  ? __switch_to_asm+0x34/0x70
[  413.812152]  bpf_clone_redirect+0xb9/0x490
[  413.816407]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  413.821447]  ? __sched_text_start+0x8/0x8
[  413.825605]  ? retint_kernel+0x2d/0x2d
[  413.829510]  ? find_held_lock+0x36/0x1c0
[  413.833583]  ? lock_acquire+0x1ed/0x520
[  413.837562]  ? bpf_test_run+0x32e/0x5a0
[  413.841546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.847086]  ? check_preemption_disabled+0x48/0x200
[  413.852110]  ? kasan_check_read+0x11/0x20
[  413.856263]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.861541]  ? rcu_bh_qs+0xc0/0xc0
[  413.865091]  ? preempt_schedule+0x4d/0x60
[  413.869243]  ? ___preempt_schedule+0x16/0x18
[  413.873661]  ? bpf_test_run+0x1c0/0x5a0
[  413.877653]  ? netlink_diag_dump+0x2a0/0x2a0
[  413.882075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.887620]  ? bpf_test_init.isra.9+0x70/0x100
[  413.892216]  ? bpf_prog_test_run_skb+0x634/0xb40
[  413.896982]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.901828]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.907388]  ? fput+0x130/0x1a0
[  413.910718]  ? __bpf_prog_get+0x9b/0x290
[  413.914782]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.919629]  ? bpf_prog_test_run+0x130/0x1a0
[  413.924044]  ? __x64_sys_bpf+0x3d8/0x510
[  413.928140]  ? bpf_prog_get+0x20/0x20
[  413.931980]  ? do_syscall_64+0x1b9/0x820
[  413.936045]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  413.941424]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.946355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.951204]  ? trace_hardirqs_off+0x300/0x300
[  413.955708]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.960745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.966309]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.971341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.976196]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  413.981586] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  413.988347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.998148] Call Trace:
[  414.000749]  dump_stack+0x1c4/0x2b4
[  414.004378]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.009586]  warn_alloc.cold.118+0xb7/0x1bd
[  414.013915]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.018765]  ? lock_downgrade+0x900/0x900
[  414.022931]  ? trace_hardirqs_off+0xb8/0x300
[  414.027351]  ? trace_hardirqs_off+0xb8/0x300
[  414.031772]  __alloc_pages_slowpath+0x2667/0x2d80
[  414.036666]  ? warn_alloc+0x120/0x120
[  414.040478]  ? warn_alloc+0x120/0x120
[  414.044293]  ? print_usage_bug+0xc0/0xc0
[  414.048441]  ? warn_alloc+0x120/0x120
[  414.052247]  ? print_usage_bug+0xc0/0xc0
[  414.056421]  ? check_usage+0x1a9/0x790
[  414.060311]  ? check_usage+0x1a9/0x790
[  414.064211]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.069767]  ? should_fail+0x22d/0xd01
[  414.073737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.078862]  ? __lock_acquire+0x7ec/0x4ec0
[  414.083107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.088219]  ? __lock_acquire+0x7ec/0x4ec0
[  414.092464]  ? should_fail+0x22d/0xd01
[  414.096353]  ? lockdep_on+0x50/0x50
[  414.099990]  ? mark_held_locks+0x130/0x130
[  414.104229]  ? mark_held_locks+0x130/0x130
[  414.108671]  ? graph_lock+0x170/0x170
[  414.112479]  ? ret_from_fork+0x3a/0x50
[  414.116380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.121925]  ? check_preemption_disabled+0x48/0x200
[  414.126944]  ? check_preemption_disabled+0x48/0x200
[  414.131976]  ? __lock_is_held+0xb5/0x140
[  414.136053]  __alloc_pages_nodemask+0xa80/0xde0
[  414.140727]  ? graph_lock+0x170/0x170
[  414.144535]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.149555]  ? graph_lock+0x170/0x170
[  414.153370]  ? find_held_lock+0x36/0x1c0
[  414.157447]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.162118]  ? lock_downgrade+0x900/0x900
[  414.166287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.171833]  cache_grow_begin+0x91/0x8c0
[  414.175896]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.180344]  fallback_alloc+0x203/0x2e0
[  414.184328]  ____cache_alloc_node+0x1c7/0x1e0
[  414.188832]  kmem_cache_alloc_node+0xe3/0x730
[  414.193327]  ? mark_held_locks+0xc7/0x130
[  414.197508]  __alloc_skb+0x119/0x770
[  414.201231]  ? skb_scrub_packet+0x490/0x490
[  414.205558]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  414.210152]  ? queue_work_on+0x12c/0x1e0
[  414.214223]  ? switchdev_port_obj_del+0xdc/0x450
[  414.218995]  ? switchdev_trans_item_enqueue+0x260/0x260
[  414.224380]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.229415]  __br_mdb_notify+0x4ff/0x15d0
[  414.233578]  ? __br_mdb_add+0x800/0x800
[  414.237566]  ? __lock_acquire+0x7ec/0x4ec0
[  414.241811]  ? ___ratelimit+0x36f/0x655
[  414.245797]  ? debug_object_init_on_stack+0x20/0x20
[  414.250852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.256408]  br_mdb_notify+0x310/0x410
[  414.260300]  ? br_mdb_dump+0x2530/0x2530
[  414.264390]  br_multicast_del_pg+0x3df/0x790
[  414.268807]  ? br_mdb_ip_get+0x940/0x940
[  414.272879]  ? kasan_check_write+0x14/0x20
[  414.277122]  ? do_raw_spin_lock+0xc1/0x200
[  414.281371]  br_multicast_port_group_expired+0x189/0x1e0
[  414.286829]  call_timer_fn+0x272/0x920
[  414.290720]  ? br_multicast_del_pg+0x790/0x790
[  414.295303]  ? process_timeout+0x40/0x40
[  414.299360]  ? find_held_lock+0x36/0x1c0
[  414.303431]  ? __run_timers+0x7da/0xc70
[  414.307410]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.311930]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.316421]  ? br_multicast_del_pg+0x790/0x790
[  414.321002]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  414.325606]  ? trace_hardirqs_on+0xbd/0x310
[  414.329954]  ? kasan_check_read+0x11/0x20
[  414.334101]  ? __run_timers+0x7da/0xc70
[  414.338079]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.343536]  ? br_multicast_del_pg+0x790/0x790
[  414.348128]  ? br_multicast_del_pg+0x790/0x790
[  414.352714]  __run_timers+0x7e5/0xc70
[  414.356553]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  414.361924]  ? compat_start_thread+0x80/0x80
[  414.366342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.371888]  ? _raw_spin_unlock_irq+0x60/0x80
[  414.376402]  ? finish_task_switch+0x1f5/0x900
[  414.380899]  ? finish_task_switch+0x1b5/0x900
[  414.385398]  ? __switch_to_asm+0x34/0x70
[  414.389463]  ? preempt_notifier_register+0x200/0x200
[  414.394568]  ? __switch_to_asm+0x34/0x70
[  414.398633]  ? __switch_to_asm+0x40/0x70
[  414.402692]  ? __switch_to_asm+0x34/0x70
[  414.406750]  ? __switch_to_asm+0x40/0x70
[  414.410811]  ? __switch_to_asm+0x34/0x70
[  414.414886]  ? __switch_to_asm+0x40/0x70
[  414.418954]  ? __switch_to_asm+0x40/0x70
[  414.423025]  ? pvclock_read_flags+0x160/0x160
[  414.427550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.433087]  ? check_preemption_disabled+0x48/0x200
[  414.438119]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.443401]  ? rcu_pm_notify+0xc0/0xc0
[  414.447289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.452825]  ? check_preemption_disabled+0x48/0x200
[  414.457863]  run_timer_softirq+0x52/0xb0
[  414.461930]  ? rcu_read_lock_sched_held+0x108/0x120
[  414.466950]  __do_softirq+0x30b/0xad8
[  414.470764]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.475870]  ? trace_hardirqs_off_caller+0x300/0x300
[  414.480969]  ? retint_kernel+0x1b/0x2d
[  414.484867]  ? schedule+0x108/0x460
[  414.488499]  ? __schedule+0x1ed0/0x1ed0
[  414.492479]  ? trace_hardirqs_off+0xb8/0x300
[  414.496889]  ? ___might_sleep+0x1ed/0x300
[  414.501040]  ? smpboot_thread_fn+0x68b/0xa00
[  414.505448]  ? trace_hardirqs_on+0x310/0x310
[  414.509884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.515423]  ? check_preemption_disabled+0x48/0x200
[  414.520443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.525985]  ? takeover_tasklets+0xa90/0xa90
[  414.530408]  run_ksoftirqd+0x94/0x100
[  414.534210]  smpboot_thread_fn+0x68b/0xa00
[  414.538477]  ? sort_range+0x30/0x30
[  414.542143]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.547247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.552790]  ? __kthread_parkme+0xfb/0x1a0
[  414.557028]  kthread+0x35a/0x420
[  414.560392]  ? sort_range+0x30/0x30
[  414.564033]  ? kthread_bind+0x40/0x40
[  414.567838]  ret_from_fork+0x3a/0x50
[  414.571568] warn_alloc_show_mem: 1 callbacks suppressed
[  414.571574] Mem-Info:
[  414.579380] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  414.579380]  active_file:18 inactive_file:31 isolated_file:0
[  414.579380]  unevictable:0 dirty:0 writeback:0 unstable:0
[  414.579380]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  414.579380]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  414.579380]  free:13670 free_pcp:352 free_cma:0
[  414.612507] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  414.640523] 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
[  414.666661] lowmem_reserve[]: 0 2815 6318 6318
[  414.671267] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  414.698644] lowmem_reserve[]: 0 0 3503 3503
[  414.702990] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  414.732262] lowmem_reserve[]: 0 0 0 0
[  414.736090] 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
[  414.749744] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 3*16kB (M) 3*32kB (M) 1*64kB (M) 3*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  414.764978] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  414.780198] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.789058] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.797624] 4516 total pagecache pages
[  414.801518] 0 pages in swap cache
[  414.804969] Swap cache stats: add 0, delete 0, find 0/0
[  414.810326] Free swap  = 0kB
[  414.813334] Total swap = 0kB
[  414.816342] 1965979 pages RAM
[  414.819447] 0 pages HighMem/MovableOnly
[  414.823408] 343324 pages reserved
[  414.826873] 0 pages cma reserved
[  414.830374] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.830387] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.830397] syz-executor1 cpuset=
[  414.840706] ksoftirqd/0 cpuset=
[  414.851190] syz1 mems_allowed=0
[  414.857933] / mems_allowed=0
[  414.861214] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  414.871503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.880867] Call Trace:
[  414.883450]  <IRQ>
[  414.885610]  dump_stack+0x1c4/0x2b4
[  414.889241]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.894448]  warn_alloc.cold.118+0xb7/0x1bd
[  414.898787]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.903639]  ? lock_downgrade+0x900/0x900
[  414.907800]  ? trace_hardirqs_off+0xb8/0x300
[  414.912219]  ? trace_hardirqs_off+0xb8/0x300
[  414.916652]  __alloc_pages_slowpath+0x2667/0x2d80
[  414.921537]  ? warn_alloc+0x120/0x120
[  414.925347]  ? warn_alloc+0x120/0x120
[  414.929200]  ? print_usage_bug+0xc0/0xc0
[  414.933278]  ? warn_alloc+0x120/0x120
[  414.937081]  ? print_usage_bug+0xc0/0xc0
[  414.941153]  ? find_held_lock+0x36/0x1c0
[  414.945218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.950768]  ? should_fail+0x22d/0xd01
[  414.954675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.959776]  ? __lock_acquire+0x7ec/0x4ec0
[  414.964026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.969129]  ? should_fail+0x22d/0xd01
[  414.973029]  ? mark_held_locks+0x130/0x130
[  414.977352]  ? mark_held_locks+0x130/0x130
[  414.981586]  ? print_usage_bug+0xc0/0xc0
[  414.985653]  ? find_held_lock+0x36/0x1c0
[  414.989718]  ? graph_lock+0x170/0x170
[  414.993531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.999066]  ? check_preemption_disabled+0x48/0x200
[  415.004094]  ? check_preemption_disabled+0x48/0x200
[  415.009126]  ? __lock_is_held+0xb5/0x140
[  415.013207]  __alloc_pages_nodemask+0xa80/0xde0
[  415.017893]  ? graph_lock+0x170/0x170
[  415.021702]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.026722]  ? graph_lock+0x170/0x170
[  415.030545]  ? find_held_lock+0x36/0x1c0
[  415.034621]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.039319]  ? lock_downgrade+0x900/0x900
[  415.043482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.049032]  cache_grow_begin+0x91/0x8c0
[  415.053099]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.057526]  fallback_alloc+0x203/0x2e0
[  415.061516]  ____cache_alloc_node+0x1c7/0x1e0
[  415.066019]  kmem_cache_alloc_node+0xe3/0x730
[  415.070526]  ? mark_held_locks+0xc7/0x130
[  415.074691]  __alloc_skb+0x119/0x770
[  415.078416]  ? skb_scrub_packet+0x490/0x490
[  415.082747]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  415.087341]  ? queue_work_on+0x12c/0x1e0
[  415.091416]  ? switchdev_port_obj_del+0xdc/0x450
[  415.096189]  ? switchdev_trans_item_enqueue+0x260/0x260
[  415.101563]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.106588]  __br_mdb_notify+0x4ff/0x15d0
[  415.110749]  ? __br_mdb_add+0x800/0x800
[  415.114725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.120265]  ? check_preemption_disabled+0x48/0x200
[  415.125303]  ? br_multicast_group_expired+0x96/0x610
[  415.130417]  ? lock_downgrade+0x900/0x900
[  415.134579]  br_mdb_notify+0x310/0x410
[  415.138470]  ? br_mdb_dump+0x2530/0x2530
[  415.142551]  ? do_raw_spin_lock+0x1a7/0x200
[  415.146881]  br_multicast_group_expired+0x1bc/0x610
[  415.151900]  ? br_mdb_free+0x80/0x80
[  415.155630]  call_timer_fn+0x272/0x920
[  415.159523]  ? br_mdb_free+0x80/0x80
[  415.163245]  ? process_timeout+0x40/0x40
[  415.167306]  ? find_held_lock+0x36/0x1c0
[  415.171377]  ? __run_timers+0x7da/0xc70
[  415.175359]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.179858]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.184358]  ? br_mdb_free+0x80/0x80
[  415.188081]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  415.192676]  ? trace_hardirqs_on+0xbd/0x310
[  415.197032]  ? kasan_check_read+0x11/0x20
[  415.201183]  ? __run_timers+0x7da/0xc70
[  415.205187]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.210639]  ? br_mdb_free+0x80/0x80
[  415.214358]  ? br_mdb_free+0x80/0x80
[  415.218079]  __run_timers+0x7e5/0xc70
[  415.221898]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.227262]  ? check_preemption_disabled+0x48/0x200
[  415.232279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.237826]  ? rcu_irq_exit+0xce/0x100
[  415.241722]  ? irq_exit+0xbd/0x1c0
[  415.245271]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  415.250292]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.255050]  ? retint_kernel+0x2d/0x2d
[  415.258941]  ? trace_hardirqs_on_caller+0xc0/0x300
[  415.263875]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.268659]  ? trace_hardirqs_off_caller+0x300/0x300
[  415.273764]  ? graph_lock+0x170/0x170
[  415.277581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.283123]  ? check_preemption_disabled+0x48/0x200
[  415.288151]  ? __lock_is_held+0xb5/0x140
[  415.292213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.297754]  ? check_preemption_disabled+0x48/0x200
[  415.302782]  run_timer_softirq+0x52/0xb0
[  415.306860]  ? rcu_read_lock_sched_held+0x108/0x120
[  415.311880]  __do_softirq+0x30b/0xad8
[  415.315695]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  415.320809]  ? pvclock_read_flags+0x160/0x160
[  415.325306]  ? lapic_next_event+0x5a/0x90
[  415.329458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.334993]  ? check_preemption_disabled+0x48/0x200
[  415.340006]  ? check_preemption_disabled+0x48/0x200
[  415.345032]  ? kvm_clock_read+0x18/0x30
[  415.349007]  ? kvm_sched_clock_read+0x9/0x20
[  415.353426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.358969]  ? check_preemption_disabled+0x48/0x200
[  415.364001]  irq_exit+0x17f/0x1c0
[  415.367461]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.372322]  ? smp_reschedule_interrupt+0x109/0x650
[  415.377353]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.383240]  ? interrupt_entry+0xb5/0xf0
[  415.387310]  ? trace_hardirqs_off_caller+0xbb/0x300
[  415.392342]  ? trace_hardirqs_off_caller+0xbb/0x300
[  415.397371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.402219]  ? trace_hardirqs_off+0x300/0x300
[  415.406730]  ? trace_hardirqs_off+0x300/0x300
[  415.411243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.416794]  ? check_preemption_disabled+0x48/0x200
[  415.421812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.427357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.432226]  apic_timer_interrupt+0xf/0x20
[  415.436472]  </IRQ>
[  415.438717] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  415.443664] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  415.462564] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  415.470277] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  415.477567] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  415.484833] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  415.492099] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  415.499366] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  415.506694]  skb_clone+0x1bb/0x500
[  415.510242]  ? skb_split+0x11e0/0x11e0
[  415.514164]  ? preempt_notifier_register+0x200/0x200
[  415.519299]  ? __switch_to_asm+0x34/0x70
[  415.523370]  ? __switch_to_asm+0x34/0x70
[  415.527434]  ? __switch_to_asm+0x40/0x70
[  415.531491]  ? __switch_to_asm+0x34/0x70
[  415.535557]  ? __switch_to_asm+0x40/0x70
[  415.539619]  ? __switch_to_asm+0x40/0x70
[  415.543677]  ? __switch_to_asm+0x34/0x70
[  415.547738]  ? __switch_to_asm+0x34/0x70
[  415.551800]  ? __switch_to_asm+0x40/0x70
[  415.555859]  ? __switch_to_asm+0x34/0x70
[  415.559933]  bpf_clone_redirect+0xb9/0x490
[  415.564181]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  415.569206]  ? __sched_text_start+0x8/0x8
[  415.573357]  ? retint_kernel+0x2d/0x2d
[  415.577282]  ? find_held_lock+0x36/0x1c0
[  415.581354]  ? lock_acquire+0x1ed/0x520
[  415.585327]  ? bpf_test_run+0x32e/0x5a0
[  415.589317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.594854]  ? check_preemption_disabled+0x48/0x200
[  415.599875]  ? kasan_check_read+0x11/0x20
[  415.604027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.609304]  ? rcu_bh_qs+0xc0/0xc0
[  415.612852]  ? preempt_schedule+0x4d/0x60
[  415.617004]  ? ___preempt_schedule+0x16/0x18
[  415.621439]  ? bpf_test_run+0x1c0/0x5a0
[  415.625430]  ? netlink_diag_dump+0x2a0/0x2a0
[  415.629847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.635389]  ? bpf_test_init.isra.9+0x70/0x100
[  415.639984]  ? bpf_prog_test_run_skb+0x634/0xb40
[  415.644749]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  415.649604]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  415.655151]  ? fput+0x130/0x1a0
[  415.658435]  ? __bpf_prog_get+0x9b/0x290
[  415.662535]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  415.667405]  ? bpf_prog_test_run+0x130/0x1a0
[  415.671847]  ? __x64_sys_bpf+0x3d8/0x510
[  415.675909]  ? bpf_prog_get+0x20/0x20
[  415.679735]  ? do_syscall_64+0x1b9/0x820
[  415.683807]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  415.689176]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.694110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.698957]  ? trace_hardirqs_off+0x300/0x300
[  415.703455]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  415.708484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.714034]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.719062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.723922]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.729312] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  415.736083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.745434] Call Trace:
[  415.748031]  dump_stack+0x1c4/0x2b4
[  415.751663]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.756872]  warn_alloc.cold.118+0xb7/0x1bd
[  415.761197]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.766049]  ? lock_downgrade+0x900/0x900
[  415.770212]  ? trace_hardirqs_off+0xb8/0x300
[  415.774628]  ? trace_hardirqs_off+0xb8/0x300
[  415.779043]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.783934]  ? warn_alloc+0x120/0x120
[  415.787749]  ? warn_alloc+0x120/0x120
[  415.791555]  ? print_usage_bug+0xc0/0xc0
[  415.795633]  ? warn_alloc+0x120/0x120
[  415.799461]  ? print_usage_bug+0xc0/0xc0
[  415.803521]  ? check_usage+0x1a9/0x790
[  415.807409]  ? check_usage+0x1a9/0x790
[  415.811304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.816843]  ? should_fail+0x22d/0xd01
[  415.820737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.825845]  ? __lock_acquire+0x7ec/0x4ec0
[  415.830119]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.835224]  ? __lock_acquire+0x7ec/0x4ec0
[  415.839463]  ? should_fail+0x22d/0xd01
[  415.843353]  ? lockdep_on+0x50/0x50
[  415.846987]  ? mark_held_locks+0x130/0x130
[  415.851229]  ? mark_held_locks+0x130/0x130
[  415.855482]  ? graph_lock+0x170/0x170
[  415.859311]  ? ret_from_fork+0x3a/0x50
[  415.863202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.868746]  ? check_preemption_disabled+0x48/0x200
[  415.873761]  ? check_preemption_disabled+0x48/0x200
[  415.878791]  ? __lock_is_held+0xb5/0x140
[  415.882863]  __alloc_pages_nodemask+0xa80/0xde0
[  415.887532]  ? graph_lock+0x170/0x170
[  415.891367]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.896383]  ? graph_lock+0x170/0x170
[  415.900196]  ? find_held_lock+0x36/0x1c0
[  415.904269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.908944]  ? lock_downgrade+0x900/0x900
[  415.913103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.918651]  cache_grow_begin+0x91/0x8c0
[  415.922719]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.927140]  fallback_alloc+0x203/0x2e0
[  415.931124]  ____cache_alloc_node+0x1c7/0x1e0
[  415.935656]  kmem_cache_alloc_node+0xe3/0x730
[  415.940165]  ? mark_held_locks+0xc7/0x130
[  415.944324]  __alloc_skb+0x119/0x770
[  415.948044]  ? skb_scrub_packet+0x490/0x490
[  415.952371]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  415.956967]  ? queue_work_on+0x12c/0x1e0
[  415.961040]  ? switchdev_port_obj_del+0xdc/0x450
[  415.965813]  ? switchdev_trans_item_enqueue+0x260/0x260
[  415.971182]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.976206]  __br_mdb_notify+0x4ff/0x15d0
[  415.980382]  ? __br_mdb_add+0x800/0x800
[  415.984364]  ? __lock_acquire+0x7ec/0x4ec0
[  415.988616]  ? ___ratelimit+0x36f/0x655
[  415.992603]  ? debug_object_init_on_stack+0x20/0x20
[  415.997979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.003535]  br_mdb_notify+0x310/0x410
[  416.007425]  ? br_mdb_dump+0x2530/0x2530
[  416.011524]  br_multicast_del_pg+0x3df/0x790
[  416.015965]  ? br_mdb_ip_get+0x940/0x940
[  416.020037]  ? kasan_check_write+0x14/0x20
[  416.024275]  ? do_raw_spin_lock+0xc1/0x200
[  416.028523]  br_multicast_port_group_expired+0x189/0x1e0
[  416.033983]  call_timer_fn+0x272/0x920
[  416.037894]  ? br_multicast_del_pg+0x790/0x790
[  416.042490]  ? process_timeout+0x40/0x40
[  416.046559]  ? find_held_lock+0x36/0x1c0
[  416.050631]  ? __run_timers+0x7da/0xc70
[  416.054613]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.059113]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.063611]  ? br_multicast_del_pg+0x790/0x790
[  416.068195]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.072782]  ? trace_hardirqs_on+0xbd/0x310
[  416.077101]  ? kasan_check_read+0x11/0x20
[  416.081267]  ? __run_timers+0x7da/0xc70
[  416.085262]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.090723]  ? br_multicast_del_pg+0x790/0x790
[  416.095327]  ? br_multicast_del_pg+0x790/0x790
[  416.099920]  __run_timers+0x7e5/0xc70
[  416.103738]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.109314]  ? compat_start_thread+0x80/0x80
[  416.113732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.119293]  ? _raw_spin_unlock_irq+0x60/0x80
[  416.123791]  ? finish_task_switch+0x1f5/0x900
[  416.128297]  ? finish_task_switch+0x1b5/0x900
[  416.132796]  ? __switch_to_asm+0x34/0x70
[  416.136873]  ? preempt_notifier_register+0x200/0x200
[  416.141987]  ? __switch_to_asm+0x34/0x70
[  416.146051]  ? __switch_to_asm+0x40/0x70
[  416.150115]  ? __switch_to_asm+0x34/0x70
[  416.154174]  ? __switch_to_asm+0x40/0x70
[  416.158235]  ? __switch_to_asm+0x34/0x70
[  416.162296]  ? __switch_to_asm+0x40/0x70
[  416.166364]  ? __switch_to_asm+0x40/0x70
[  416.170438]  ? pvclock_read_flags+0x160/0x160
[  416.174946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.180488]  ? check_preemption_disabled+0x48/0x200
[  416.185523]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.190806]  ? rcu_pm_notify+0xc0/0xc0
[  416.194695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.200233]  ? check_preemption_disabled+0x48/0x200
[  416.205260]  run_timer_softirq+0x52/0xb0
[  416.209326]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.214348]  __do_softirq+0x30b/0xad8
[  416.218162]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.223268]  ? trace_hardirqs_off_caller+0x300/0x300
[  416.228370]  ? retint_kernel+0x1b/0x2d
[  416.232275]  ? schedule+0x108/0x460
[  416.235907]  ? __schedule+0x1ed0/0x1ed0
[  416.239893]  ? trace_hardirqs_off+0xb8/0x300
[  416.244309]  ? ___might_sleep+0x1ed/0x300
[  416.248456]  ? smpboot_thread_fn+0x68b/0xa00
[  416.252864]  ? trace_hardirqs_on+0x310/0x310
[  416.257277]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.262816]  ? check_preemption_disabled+0x48/0x200
[  416.267835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.273380]  ? takeover_tasklets+0xa90/0xa90
[  416.277797]  run_ksoftirqd+0x94/0x100
[  416.281599]  smpboot_thread_fn+0x68b/0xa00
[  416.285839]  ? sort_range+0x30/0x30
[  416.289470]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.294573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.300111]  ? __kthread_parkme+0xfb/0x1a0
[  416.304350]  kthread+0x35a/0x420
[  416.307740]  ? sort_range+0x30/0x30
[  416.311365]  ? kthread_bind+0x40/0x40
[  416.315173]  ret_from_fork+0x3a/0x50
[  416.318916] warn_alloc_show_mem: 1 callbacks suppressed
[  416.318922] Mem-Info:
[  416.326733] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  416.326733]  active_file:18 inactive_file:31 isolated_file:0
[  416.326733]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.326733]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  416.326733]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  416.326733]  free:13670 free_pcp:352 free_cma:0
[  416.359841] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.387788] 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
[  416.413941] lowmem_reserve[]: 0 2815 6318 6318
[  416.418554] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  416.445906] lowmem_reserve[]: 0 0 3503 3503
[  416.450262] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  416.479610] lowmem_reserve[]: 0 0 0 0
[  416.483433] 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
[  416.497093] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 3*16kB (M) 3*32kB (M) 1*64kB (M) 3*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  416.512338] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  416.527574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.536408] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.544985] 4516 total pagecache pages
[  416.548876] 0 pages in swap cache
[  416.552350] Swap cache stats: add 0, delete 0, find 0/0
[  416.557702] Free swap  = 0kB
[  416.560710] Total swap = 0kB
[  416.563723] 1965979 pages RAM
[  416.566819] 0 pages HighMem/MovableOnly
[  416.570783] 343324 pages reserved
[  416.574224] 0 pages cma reserved
[  416.577777] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.588277] syz-executor1 cpuset=syz1 mems_allowed=0
[  416.593424] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  416.600705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.610054] Call Trace:
[  416.612631]  <IRQ>
[  416.614793]  dump_stack+0x1c4/0x2b4
[  416.618428]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.623641]  warn_alloc.cold.118+0xb7/0x1bd
[  416.627968]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.632819]  ? lock_downgrade+0x900/0x900
[  416.636985]  ? trace_hardirqs_off+0xb8/0x300
[  416.641401]  ? trace_hardirqs_off+0xb8/0x300
[  416.645825]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.650727]  ? warn_alloc+0x120/0x120
[  416.654578]  ? graph_lock+0x170/0x170
[  416.658385]  ? warn_alloc+0x120/0x120
[  416.662194]  ? print_usage_bug+0xc0/0xc0
[  416.666258]  ? warn_alloc+0x120/0x120
[  416.670058]  ? print_usage_bug+0xc0/0xc0
[  416.674125]  ? find_held_lock+0x36/0x1c0
[  416.678203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.683746]  ? should_fail+0x22d/0xd01
[  416.687638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.692742]  ? __lock_acquire+0x7ec/0x4ec0
[  416.696982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.702085]  ? should_fail+0x22d/0xd01
[  416.705982]  ? mark_held_locks+0x130/0x130
[  416.710247]  ? mark_held_locks+0x130/0x130
[  416.714481]  ? print_usage_bug+0xc0/0xc0
[  416.718554]  ? find_held_lock+0x36/0x1c0
[  416.722629]  ? graph_lock+0x170/0x170
[  416.726446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.731990]  ? check_preemption_disabled+0x48/0x200
[  416.737005]  ? check_preemption_disabled+0x48/0x200
[  416.742032]  ? __lock_is_held+0xb5/0x140
[  416.746101]  __alloc_pages_nodemask+0xa80/0xde0
[  416.750774]  ? graph_lock+0x170/0x170
[  416.754597]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.759616]  ? graph_lock+0x170/0x170
[  416.763431]  ? find_held_lock+0x36/0x1c0
[  416.767504]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.772185]  ? lock_downgrade+0x900/0x900
[  416.776359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.781949]  cache_grow_begin+0x91/0x8c0
[  416.786031]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.790453]  fallback_alloc+0x203/0x2e0
[  416.794443]  ____cache_alloc_node+0x1c7/0x1e0
[  416.798951]  kmem_cache_alloc_node+0xe3/0x730
[  416.803448]  ? mark_held_locks+0xc7/0x130
[  416.807615]  __alloc_skb+0x119/0x770
[  416.811335]  ? skb_scrub_packet+0x490/0x490
[  416.815659]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  416.820247]  ? queue_work_on+0x12c/0x1e0
[  416.824316]  ? switchdev_port_obj_del+0xdc/0x450
[  416.829075]  ? switchdev_trans_item_enqueue+0x260/0x260
[  416.834452]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.839493]  __br_mdb_notify+0x4ff/0x15d0
[  416.843660]  ? __br_mdb_add+0x800/0x800
[  416.847633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.853174]  ? check_preemption_disabled+0x48/0x200
[  416.858210]  ? br_multicast_group_expired+0x96/0x610
[  416.863320]  ? lock_downgrade+0x900/0x900
[  416.867475]  br_mdb_notify+0x310/0x410
[  416.871373]  ? br_mdb_dump+0x2530/0x2530
[  416.875446]  ? do_raw_spin_lock+0x1a7/0x200
[  416.879775]  br_multicast_group_expired+0x1bc/0x610
[  416.884797]  ? br_mdb_free+0x80/0x80
[  416.888533]  call_timer_fn+0x272/0x920
[  416.892428]  ? br_mdb_free+0x80/0x80
[  416.896146]  ? process_timeout+0x40/0x40
[  416.900209]  ? find_held_lock+0x36/0x1c0
[  416.904280]  ? __run_timers+0x7da/0xc70
[  416.908257]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.912756]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.917250]  ? br_mdb_free+0x80/0x80
[  416.920985]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.925572]  ? trace_hardirqs_on+0xbd/0x310
[  416.929905]  ? kasan_check_read+0x11/0x20
[  416.934060]  ? __run_timers+0x7da/0xc70
[  416.938038]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.943494]  ? br_mdb_free+0x80/0x80
[  416.947222]  ? br_mdb_free+0x80/0x80
[  416.950938]  __run_timers+0x7e5/0xc70
[  416.954755]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.960119]  ? check_preemption_disabled+0x48/0x200
[  416.965139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.970687]  ? rcu_irq_exit+0xce/0x100
[  416.974580]  ? irq_exit+0xbd/0x1c0
[  416.978131]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  416.983154]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.987914]  ? retint_kernel+0x2d/0x2d
[  416.991812]  ? trace_hardirqs_on_caller+0xc0/0x300
[  416.996747]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.001516]  ? trace_hardirqs_off_caller+0x300/0x300
[  417.006625]  ? graph_lock+0x170/0x170
[  417.010440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.015985]  ? check_preemption_disabled+0x48/0x200
[  417.021016]  ? __lock_is_held+0xb5/0x140
[  417.025080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.030618]  ? check_preemption_disabled+0x48/0x200
[  417.035652]  run_timer_softirq+0x52/0xb0
[  417.039721]  ? rcu_read_lock_sched_held+0x108/0x120
[  417.044751]  __do_softirq+0x30b/0xad8
[  417.048563]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  417.053677]  ? pvclock_read_flags+0x160/0x160
[  417.058173]  ? lapic_next_event+0x5a/0x90
[  417.062322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.067862]  ? check_preemption_disabled+0x48/0x200
[  417.072878]  ? check_preemption_disabled+0x48/0x200
[  417.077903]  ? kvm_clock_read+0x18/0x30
[  417.081880]  ? kvm_sched_clock_read+0x9/0x20
[  417.086304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.091842]  ? check_preemption_disabled+0x48/0x200
[  417.096873]  irq_exit+0x17f/0x1c0
[  417.100345]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.105193]  ? smp_reschedule_interrupt+0x109/0x650
[  417.110211]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.116116]  ? interrupt_entry+0xb5/0xf0
[  417.120183]  ? trace_hardirqs_off_caller+0xbb/0x300
[  417.125197]  ? trace_hardirqs_off_caller+0xbb/0x300
[  417.130254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.135131]  ? trace_hardirqs_off+0x300/0x300
[  417.139629]  ? trace_hardirqs_off+0x300/0x300
[  417.144132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.149676]  ? check_preemption_disabled+0x48/0x200
[  417.154696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.160245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.165103]  apic_timer_interrupt+0xf/0x20
[  417.169349]  </IRQ>
[  417.171610] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  417.176552] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  417.195455] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  417.203165] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  417.210438] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  417.217704] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  417.224968] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  417.232237] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  417.239582]  skb_clone+0x1bb/0x500
[  417.243142]  ? skb_split+0x11e0/0x11e0
[  417.247039]  ? preempt_notifier_register+0x200/0x200
[  417.252144]  ? __switch_to_asm+0x34/0x70
[  417.256203]  ? __switch_to_asm+0x34/0x70
[  417.260260]  ? __switch_to_asm+0x40/0x70
[  417.264316]  ? __switch_to_asm+0x34/0x70
[  417.268372]  ? __switch_to_asm+0x40/0x70
[  417.272451]  ? __switch_to_asm+0x40/0x70
[  417.276521]  ? __switch_to_asm+0x34/0x70
[  417.280586]  ? __switch_to_asm+0x34/0x70
[  417.284648]  ? __switch_to_asm+0x40/0x70
[  417.288706]  ? __switch_to_asm+0x34/0x70
[  417.292781]  bpf_clone_redirect+0xb9/0x490
[  417.297029]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  417.302054]  ? __sched_text_start+0x8/0x8
[  417.306205]  ? retint_kernel+0x2d/0x2d
[  417.310116]  ? find_held_lock+0x36/0x1c0
[  417.314188]  ? lock_acquire+0x1ed/0x520
[  417.318160]  ? bpf_test_run+0x32e/0x5a0
[  417.322153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.327694]  ? check_preemption_disabled+0x48/0x200
[  417.332719]  ? kasan_check_read+0x11/0x20
[  417.336870]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.342150]  ? rcu_bh_qs+0xc0/0xc0
[  417.345699]  ? preempt_schedule+0x4d/0x60
[  417.349862]  ? ___preempt_schedule+0x16/0x18
[  417.354293]  ? bpf_test_run+0x1c0/0x5a0
[  417.358307]  ? netlink_diag_dump+0x2a0/0x2a0
[  417.362718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.368252]  ? bpf_test_init.isra.9+0x70/0x100
[  417.372846]  ? bpf_prog_test_run_skb+0x634/0xb40
[  417.377612]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  417.382479]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.388034]  ? fput+0x130/0x1a0
[  417.391320]  ? __bpf_prog_get+0x9b/0x290
[  417.395380]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  417.400222]  ? bpf_prog_test_run+0x130/0x1a0
[  417.404636]  ? __x64_sys_bpf+0x3d8/0x510
[  417.408696]  ? bpf_prog_get+0x20/0x20
[  417.412531]  ? do_syscall_64+0x1b9/0x820
[  417.416596]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.421965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.426895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.431743]  ? trace_hardirqs_off+0x300/0x300
[  417.436242]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.441260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.446801]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.451827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.456687]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.462272] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.472601] ksoftirqd/0 cpuset=/ mems_allowed=0
[  417.477290] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  417.484034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.493383] Call Trace:
[  417.495989]  dump_stack+0x1c4/0x2b4
[  417.499621]  ? dump_stack_print_info.cold.2+0x52/0x52
[  417.504826]  warn_alloc.cold.118+0xb7/0x1bd
[  417.509150]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.514010]  ? lock_downgrade+0x900/0x900
[  417.518168]  ? trace_hardirqs_off+0xb8/0x300
[  417.522588]  ? trace_hardirqs_off+0xb8/0x300
[  417.527006]  __alloc_pages_slowpath+0x2667/0x2d80
[  417.531881]  ? warn_alloc+0x120/0x120
[  417.535697]  ? warn_alloc+0x120/0x120
[  417.539515]  ? print_usage_bug+0xc0/0xc0
[  417.543576]  ? warn_alloc+0x120/0x120
[  417.547373]  ? print_usage_bug+0xc0/0xc0
[  417.551457]  ? check_usage+0x1a9/0x790
[  417.555341]  ? check_usage+0x1a9/0x790
[  417.559237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.564787]  ? should_fail+0x22d/0xd01
[  417.568693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.573798]  ? __lock_acquire+0x7ec/0x4ec0
[  417.578040]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.583145]  ? __lock_acquire+0x7ec/0x4ec0
[  417.587391]  ? should_fail+0x22d/0xd01
[  417.591279]  ? lockdep_on+0x50/0x50
[  417.594918]  ? mark_held_locks+0x130/0x130
[  417.599159]  ? mark_held_locks+0x130/0x130
[  417.603406]  ? graph_lock+0x170/0x170
[  417.607207]  ? ret_from_fork+0x3a/0x50
[  417.611100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.616640]  ? check_preemption_disabled+0x48/0x200
[  417.621658]  ? check_preemption_disabled+0x48/0x200
[  417.626689]  ? __lock_is_held+0xb5/0x140
[  417.630789]  __alloc_pages_nodemask+0xa80/0xde0
[  417.635480]  ? graph_lock+0x170/0x170
[  417.639291]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.644309]  ? graph_lock+0x170/0x170
[  417.648123]  ? find_held_lock+0x36/0x1c0
[  417.652200]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.656873]  ? lock_downgrade+0x900/0x900
[  417.661032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.666594]  cache_grow_begin+0x91/0x8c0
[  417.670687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.675103]  fallback_alloc+0x203/0x2e0
[  417.679087]  ____cache_alloc_node+0x1c7/0x1e0
[  417.683595]  kmem_cache_alloc_node+0xe3/0x730
[  417.688093]  ? mark_held_locks+0xc7/0x130
[  417.692260]  __alloc_skb+0x119/0x770
[  417.696005]  ? skb_scrub_packet+0x490/0x490
[  417.700334]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  417.704926]  ? queue_work_on+0x12c/0x1e0
[  417.708996]  ? switchdev_port_obj_del+0xdc/0x450
[  417.713750]  ? switchdev_trans_item_enqueue+0x260/0x260
[  417.719131]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.724161]  __br_mdb_notify+0x4ff/0x15d0
[  417.728324]  ? __br_mdb_add+0x800/0x800
[  417.732308]  ? __lock_acquire+0x7ec/0x4ec0
[  417.736552]  ? ___ratelimit+0x36f/0x655
[  417.740545]  ? debug_object_init_on_stack+0x20/0x20
[  417.745568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.751118]  br_mdb_notify+0x310/0x410
[  417.755007]  ? br_mdb_dump+0x2530/0x2530
[  417.759088]  br_multicast_del_pg+0x3df/0x790
[  417.763512]  ? br_mdb_ip_get+0x940/0x940
[  417.767591]  ? do_raw_spin_lock+0x1a7/0x200
[  417.771926]  br_multicast_port_group_expired+0x189/0x1e0
[  417.777398]  call_timer_fn+0x272/0x920
[  417.781299]  ? br_multicast_del_pg+0x790/0x790
[  417.785883]  ? process_timeout+0x40/0x40
[  417.789949]  ? find_held_lock+0x36/0x1c0
[  417.794024]  ? __run_timers+0x7da/0xc70
[  417.798007]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.802503]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.806997]  ? br_multicast_del_pg+0x790/0x790
[  417.811583]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  417.816172]  ? trace_hardirqs_on+0xbd/0x310
[  417.820493]  ? kasan_check_read+0x11/0x20
[  417.824655]  ? __run_timers+0x7da/0xc70
[  417.828648]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.834120]  ? br_multicast_del_pg+0x790/0x790
[  417.838706]  ? br_multicast_del_pg+0x790/0x790
[  417.843287]  __run_timers+0x7e5/0xc70
[  417.847138]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  417.852503]  ? compat_start_thread+0x80/0x80
[  417.856934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.862479]  ? _raw_spin_unlock_irq+0x60/0x80
[  417.866982]  ? finish_task_switch+0x1f5/0x900
[  417.871476]  ? finish_task_switch+0x1b5/0x900
[  417.875977]  ? __switch_to_asm+0x34/0x70
[  417.880043]  ? preempt_notifier_register+0x200/0x200
[  417.885173]  ? __switch_to_asm+0x34/0x70
[  417.889227]  ? __switch_to_asm+0x40/0x70
[  417.893286]  ? __switch_to_asm+0x34/0x70
[  417.897344]  ? __switch_to_asm+0x40/0x70
[  417.901414]  ? __switch_to_asm+0x34/0x70
[  417.905472]  ? __switch_to_asm+0x40/0x70
[  417.909535]  ? __switch_to_asm+0x40/0x70
[  417.913609]  ? pvclock_read_flags+0x160/0x160
[  417.918122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.923662]  ? check_preemption_disabled+0x48/0x200
[  417.928690]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.933974]  ? rcu_pm_notify+0xc0/0xc0
[  417.937866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.943402]  ? check_preemption_disabled+0x48/0x200
[  417.948434]  run_timer_softirq+0x52/0xb0
[  417.952525]  ? rcu_read_lock_sched_held+0x108/0x120
[  417.957549]  __do_softirq+0x30b/0xad8
[  417.961368]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  417.966508]  ? trace_hardirqs_off_caller+0x300/0x300
[  417.971613]  ? retint_kernel+0x1b/0x2d
[  417.975508]  ? schedule+0x108/0x460
[  417.979141]  ? __schedule+0x1ed0/0x1ed0
[  417.983127]  ? trace_hardirqs_off+0xb8/0x300
[  417.987564]  ? ___might_sleep+0x1ed/0x300
[  417.991729]  ? smpboot_thread_fn+0x68b/0xa00
[  417.996141]  ? trace_hardirqs_on+0x310/0x310
[  418.001023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.006562]  ? check_preemption_disabled+0x48/0x200
[  418.011595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.017139]  ? takeover_tasklets+0xa90/0xa90
[  418.021552]  run_ksoftirqd+0x94/0x100
[  418.025368]  smpboot_thread_fn+0x68b/0xa00
[  418.029612]  ? sort_range+0x30/0x30
[  418.033246]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.038360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.043928]  ? __kthread_parkme+0xfb/0x1a0
[  418.048173]  kthread+0x35a/0x420
[  418.051554]  ? sort_range+0x30/0x30
[  418.055180]  ? kthread_bind+0x40/0x40
[  418.058998]  ret_from_fork+0x3a/0x50
[  418.062743] warn_alloc_show_mem: 1 callbacks suppressed
[  418.062749] Mem-Info:
[  418.070530] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  418.070530]  active_file:18 inactive_file:31 isolated_file:0
[  418.070530]  unevictable:0 dirty:0 writeback:0 unstable:0
[  418.070530]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  418.070530]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  418.070530]  free:13670 free_pcp:352 free_cma:0
[  418.103645] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  418.131849] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.157997] lowmem_reserve[]: 0 2815 6318 6318
[  418.162605] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.189959] lowmem_reserve[]: 0 0 3503 3503
[  418.194302] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  418.223560] lowmem_reserve[]: 0 0 0 0
[  418.227385] 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
[  418.241038] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 3*16kB (M) 3*32kB (M) 1*64kB (M) 3*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  418.256267] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  418.271495] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.280353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.288921] 4516 total pagecache pages
[  418.292825] 0 pages in swap cache
[  418.296274] Swap cache stats: add 0, delete 0, find 0/0
[  418.301627] Free swap  = 0kB
[  418.304634] Total swap = 0kB
[  418.307649] 1965979 pages RAM
[  418.310746] 0 pages HighMem/MovableOnly
[  418.314709] 343324 pages reserved
[  418.318154] 0 pages cma reserved
[  418.321663] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.321676] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.332175] syz-executor1 cpuset=syz1 mems_allowed=0
[  418.342722] ksoftirqd/0 cpuset=
[  418.347822] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  418.347835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.351282] /
[  418.358469] Call Trace:
[  418.358475]  <IRQ>
[  418.358498]  dump_stack+0x1c4/0x2b4
[  418.358540]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.358574]  warn_alloc.cold.118+0xb7/0x1bd
[  418.358603]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.368092]  mems_allowed=0
[  418.369815]  ? lock_downgrade+0x900/0x900
[  418.399522]  ? trace_hardirqs_off+0xb8/0x300
[  418.403938]  ? trace_hardirqs_off+0xb8/0x300
[  418.408392]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.413275]  ? warn_alloc+0x120/0x120
[  418.417082]  ? graph_lock+0x170/0x170
[  418.420886]  ? warn_alloc+0x120/0x120
[  418.424697]  ? print_usage_bug+0xc0/0xc0
[  418.428758]  ? warn_alloc+0x120/0x120
[  418.432558]  ? print_usage_bug+0xc0/0xc0
[  418.436630]  ? find_held_lock+0x36/0x1c0
[  418.440713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.446259]  ? should_fail+0x22d/0xd01
[  418.450159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.455278]  ? __lock_acquire+0x7ec/0x4ec0
[  418.459643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.464760]  ? should_fail+0x22d/0xd01
[  418.468661]  ? mark_held_locks+0x130/0x130
[  418.472904]  ? mark_held_locks+0x130/0x130
[  418.477138]  ? print_usage_bug+0xc0/0xc0
[  418.481211]  ? find_held_lock+0x36/0x1c0
[  418.485290]  ? graph_lock+0x170/0x170
[  418.489101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.494639]  ? check_preemption_disabled+0x48/0x200
[  418.499652]  ? check_preemption_disabled+0x48/0x200
[  418.504678]  ? __lock_is_held+0xb5/0x140
[  418.508750]  __alloc_pages_nodemask+0xa80/0xde0
[  418.513427]  ? graph_lock+0x170/0x170
[  418.517238]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.522250]  ? graph_lock+0x170/0x170
[  418.526066]  ? find_held_lock+0x36/0x1c0
[  418.530140]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.534822]  ? lock_downgrade+0x900/0x900
[  418.538984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.544535]  cache_grow_begin+0x91/0x8c0
[  418.548614]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.553033]  fallback_alloc+0x203/0x2e0
[  418.557015]  ____cache_alloc_node+0x1c7/0x1e0
[  418.561527]  kmem_cache_alloc_node+0xe3/0x730
[  418.566025]  ? mark_held_locks+0xc7/0x130
[  418.570188]  __alloc_skb+0x119/0x770
[  418.573909]  ? skb_scrub_packet+0x490/0x490
[  418.578233]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  418.582828]  ? queue_work_on+0x12c/0x1e0
[  418.586897]  ? switchdev_port_obj_del+0xdc/0x450
[  418.591657]  ? switchdev_trans_item_enqueue+0x260/0x260
[  418.597032]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.602057]  __br_mdb_notify+0x4ff/0x15d0
[  418.606217]  ? __br_mdb_add+0x800/0x800
[  418.610205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.615760]  ? check_preemption_disabled+0x48/0x200
[  418.620810]  ? br_multicast_group_expired+0x96/0x610
[  418.625928]  ? lock_downgrade+0x900/0x900
[  418.630083]  br_mdb_notify+0x310/0x410
[  418.633973]  ? br_mdb_dump+0x2530/0x2530
[  418.638046]  ? do_raw_spin_lock+0x1a7/0x200
[  418.642374]  br_multicast_group_expired+0x1bc/0x610
[  418.647394]  ? br_mdb_free+0x80/0x80
[  418.651130]  call_timer_fn+0x272/0x920
[  418.655020]  ? br_mdb_free+0x80/0x80
[  418.658741]  ? process_timeout+0x40/0x40
[  418.662801]  ? find_held_lock+0x36/0x1c0
[  418.666875]  ? __run_timers+0x7da/0xc70
[  418.670854]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.675348]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.679840]  ? br_mdb_free+0x80/0x80
[  418.683559]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  418.688172]  ? trace_hardirqs_on+0xbd/0x310
[  418.692493]  ? kasan_check_read+0x11/0x20
[  418.696650]  ? __run_timers+0x7da/0xc70
[  418.700628]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.706082]  ? br_mdb_free+0x80/0x80
[  418.709803]  ? br_mdb_free+0x80/0x80
[  418.713526]  __run_timers+0x7e5/0xc70
[  418.717358]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.722749]  ? check_preemption_disabled+0x48/0x200
[  418.727768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.733341]  ? rcu_irq_exit+0xce/0x100
[  418.737234]  ? irq_exit+0xbd/0x1c0
[  418.740778]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  418.745801]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.750563]  ? retint_kernel+0x2d/0x2d
[  418.754476]  ? trace_hardirqs_on_caller+0xc0/0x300
[  418.759421]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.764182]  ? trace_hardirqs_off_caller+0x300/0x300
[  418.769291]  ? graph_lock+0x170/0x170
[  418.773099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.778638]  ? check_preemption_disabled+0x48/0x200
[  418.783666]  ? __lock_is_held+0xb5/0x140
[  418.787731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.793286]  ? check_preemption_disabled+0x48/0x200
[  418.798313]  run_timer_softirq+0x52/0xb0
[  418.802376]  ? rcu_read_lock_sched_held+0x108/0x120
[  418.807398]  __do_softirq+0x30b/0xad8
[  418.811219]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.816333]  ? pvclock_read_flags+0x160/0x160
[  418.820829]  ? lapic_next_event+0x5a/0x90
[  418.824996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.830542]  ? check_preemption_disabled+0x48/0x200
[  418.835557]  ? check_preemption_disabled+0x48/0x200
[  418.840580]  ? kvm_clock_read+0x18/0x30
[  418.844559]  ? kvm_sched_clock_read+0x9/0x20
[  418.848969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.854517]  ? check_preemption_disabled+0x48/0x200
[  418.859579]  irq_exit+0x17f/0x1c0
[  418.863053]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.867895]  ? smp_reschedule_interrupt+0x109/0x650
[  418.872914]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.878804]  ? interrupt_entry+0xb5/0xf0
[  418.882879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.887908]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.892929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.897774]  ? trace_hardirqs_off+0x300/0x300
[  418.902268]  ? trace_hardirqs_off+0x300/0x300
[  418.906767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.912307]  ? check_preemption_disabled+0x48/0x200
[  418.917335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.922897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.927771]  apic_timer_interrupt+0xf/0x20
[  418.931998]  </IRQ>
[  418.934241] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  418.939176] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  418.958076] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  418.965791] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.973058] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  418.980323] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  418.987592] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  418.994859] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  419.002193]  skb_clone+0x1bb/0x500
[  419.005740]  ? skb_split+0x11e0/0x11e0
[  419.009636]  ? preempt_notifier_register+0x200/0x200
[  419.014743]  ? __switch_to_asm+0x34/0x70
[  419.018809]  ? __switch_to_asm+0x34/0x70
[  419.022871]  ? __switch_to_asm+0x40/0x70
[  419.026945]  ? __switch_to_asm+0x34/0x70
[  419.031007]  ? __switch_to_asm+0x40/0x70
[  419.035068]  ? __switch_to_asm+0x40/0x70
[  419.039128]  ? __switch_to_asm+0x34/0x70
[  419.043189]  ? __switch_to_asm+0x34/0x70
[  419.047251]  ? __switch_to_asm+0x40/0x70
[  419.051311]  ? __switch_to_asm+0x34/0x70
[  419.055388]  bpf_clone_redirect+0xb9/0x490
[  419.059672]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  419.064701]  ? __sched_text_start+0x8/0x8
[  419.068854]  ? retint_kernel+0x2d/0x2d
[  419.072760]  ? find_held_lock+0x36/0x1c0
[  419.076830]  ? lock_acquire+0x1ed/0x520
[  419.080808]  ? bpf_test_run+0x32e/0x5a0
[  419.084788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.090326]  ? check_preemption_disabled+0x48/0x200
[  419.095366]  ? kasan_check_read+0x11/0x20
[  419.099524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.104806]  ? rcu_bh_qs+0xc0/0xc0
[  419.108353]  ? preempt_schedule+0x4d/0x60
[  419.112506]  ? ___preempt_schedule+0x16/0x18
[  419.116973]  ? bpf_test_run+0x1c0/0x5a0
[  419.120958]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.125374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.130910]  ? bpf_test_init.isra.9+0x70/0x100
[  419.135504]  ? bpf_prog_test_run_skb+0x634/0xb40
[  419.140281]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.145124]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.150661]  ? fput+0x130/0x1a0
[  419.153944]  ? __bpf_prog_get+0x9b/0x290
[  419.158013]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.162853]  ? bpf_prog_test_run+0x130/0x1a0
[  419.167271]  ? __x64_sys_bpf+0x3d8/0x510
[  419.171335]  ? bpf_prog_get+0x20/0x20
[  419.175186]  ? do_syscall_64+0x1b9/0x820
[  419.179250]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.184633]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.189565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.194421]  ? trace_hardirqs_off+0x300/0x300
[  419.198931]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.203983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.209546]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.214575]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.219434]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.224825] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  419.225074] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.231592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.231601] Call Trace:
[  419.242080] syz-executor1 cpuset=
[  419.251441]  dump_stack+0x1c4/0x2b4
[  419.254003] syz1
[  419.257474]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.261082]  mems_allowed=0
[  419.263065]  warn_alloc.cold.118+0xb7/0x1bd
[  419.275475]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.280341]  ? lock_downgrade+0x900/0x900
[  419.284515]  ? trace_hardirqs_off+0xb8/0x300
[  419.288943]  ? trace_hardirqs_off+0xb8/0x300
[  419.293363]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.298243]  ? warn_alloc+0x120/0x120
[  419.302053]  ? warn_alloc+0x120/0x120
[  419.305861]  ? print_usage_bug+0xc0/0xc0
[  419.309927]  ? warn_alloc+0x120/0x120
[  419.313733]  ? print_usage_bug+0xc0/0xc0
[  419.317804]  ? check_usage_forwards+0x3e0/0x3e0
[  419.322486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.328079]  ? should_fail+0x22d/0xd01
[  419.331974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.337078]  ? __lock_acquire+0x7ec/0x4ec0
[  419.341325]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.346441]  ? should_fail+0x22d/0xd01
[  419.350344]  ? mark_held_locks+0x130/0x130
[  419.354588]  ? mark_held_locks+0x130/0x130
[  419.358833]  ? kasan_check_read+0x11/0x20
[  419.362982]  ? __lock_acquire+0x2881/0x4ec0
[  419.367302]  ? lock_downgrade+0x900/0x900
[  419.371468]  ? graph_lock+0x170/0x170
[  419.375298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.380844]  ? check_preemption_disabled+0x48/0x200
[  419.385885]  ? check_preemption_disabled+0x48/0x200
[  419.390938]  ? __lock_is_held+0xb5/0x140
[  419.395011]  __alloc_pages_nodemask+0xa80/0xde0
[  419.399686]  ? graph_lock+0x170/0x170
[  419.403498]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.408515]  ? graph_lock+0x170/0x170
[  419.412333]  ? find_held_lock+0x36/0x1c0
[  419.416409]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.421080]  ? lock_downgrade+0x900/0x900
[  419.425242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.430796]  cache_grow_begin+0x91/0x8c0
[  419.434863]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.439303]  fallback_alloc+0x203/0x2e0
[  419.443299]  ____cache_alloc_node+0x1c7/0x1e0
[  419.447802]  kmem_cache_alloc_node+0xe3/0x730
[  419.452297]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.456712]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  419.461305]  __alloc_skb+0x119/0x770
[  419.465030]  ? skb_scrub_packet+0x490/0x490
[  419.469373]  ? atomic_notifier_call_chain+0xc6/0x190
[  419.474475]  ? lock_downgrade+0x900/0x900
[  419.478627]  ? check_preemption_disabled+0x48/0x200
[  419.483658]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  419.489453]  ? kasan_check_read+0x11/0x20
[  419.493603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.498884]  ? rcu_bh_qs+0xc0/0xc0
[  419.502440]  ? do_raw_write_trylock+0x1c0/0x1c0
[  419.507127]  __neigh_notify+0x8c/0x160
[  419.511018]  ? __neigh_event_send+0x1390/0x1390
[  419.515712]  neigh_timer_handler+0x6cb/0xdf0
[  419.520131]  ? neigh_invalidate+0x550/0x550
[  419.524454]  ? __lock_is_held+0xb5/0x140
[  419.528547]  call_timer_fn+0x272/0x920
[  419.532462]  ? neigh_invalidate+0x550/0x550
[  419.536785]  ? process_timeout+0x40/0x40
[  419.540873]  ? find_held_lock+0x36/0x1c0
[  419.544951]  ? __run_timers+0x7da/0xc70
[  419.548939]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.553435]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.557938]  ? neigh_invalidate+0x550/0x550
[  419.562264]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.566890]  ? trace_hardirqs_on+0xbd/0x310
[  419.571219]  ? kasan_check_read+0x11/0x20
[  419.575368]  ? __run_timers+0x7da/0xc70
[  419.579346]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.584805]  ? br_multicast_del_pg+0x790/0x790
[  419.589399]  ? neigh_invalidate+0x550/0x550
[  419.593726]  __run_timers+0x7e5/0xc70
[  419.597570]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.602953]  ? compat_start_thread+0x80/0x80
[  419.607367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.612921]  ? _raw_spin_unlock_irq+0x60/0x80
[  419.617425]  ? finish_task_switch+0x1f5/0x900
[  419.621930]  ? finish_task_switch+0x1b5/0x900
[  419.626427]  ? __switch_to_asm+0x34/0x70
[  419.630505]  ? preempt_notifier_register+0x200/0x200
[  419.635636]  ? __switch_to_asm+0x34/0x70
[  419.639699]  ? __switch_to_asm+0x40/0x70
[  419.643757]  ? __switch_to_asm+0x34/0x70
[  419.647817]  ? __switch_to_asm+0x40/0x70
[  419.651878]  ? __switch_to_asm+0x34/0x70
[  419.655942]  ? __switch_to_asm+0x40/0x70
[  419.660005]  ? __switch_to_asm+0x40/0x70
[  419.664079]  ? pvclock_read_flags+0x160/0x160
[  419.668581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.674124]  ? check_preemption_disabled+0x48/0x200
[  419.679152]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.684434]  ? rcu_pm_notify+0xc0/0xc0
[  419.688338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.693871]  ? check_preemption_disabled+0x48/0x200
[  419.698903]  run_timer_softirq+0x52/0xb0
[  419.702978]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.708000]  __do_softirq+0x30b/0xad8
[  419.711814]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.716935]  ? trace_hardirqs_off_caller+0x300/0x300
[  419.722037]  ? retint_kernel+0x1b/0x2d
[  419.725940]  ? schedule+0x108/0x460
[  419.729580]  ? __schedule+0x1ed0/0x1ed0
[  419.733590]  ? trace_hardirqs_off+0xb8/0x300
[  419.738002]  ? ___might_sleep+0x1ed/0x300
[  419.742149]  ? smpboot_thread_fn+0x68b/0xa00
[  419.746559]  ? trace_hardirqs_on+0x310/0x310
[  419.750977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.756519]  ? check_preemption_disabled+0x48/0x200
[  419.761536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.767083]  ? takeover_tasklets+0xa90/0xa90
[  419.771499]  run_ksoftirqd+0x94/0x100
[  419.775326]  smpboot_thread_fn+0x68b/0xa00
[  419.779585]  ? sort_range+0x30/0x30
[  419.783217]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.788330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.793868]  ? __kthread_parkme+0xfb/0x1a0
[  419.798114]  kthread+0x35a/0x420
[  419.801483]  ? sort_range+0x30/0x30
[  419.805108]  ? kthread_bind+0x40/0x40
[  419.808922]  ret_from_fork+0x3a/0x50
[  419.812664] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  419.812670] warn_alloc_show_mem: 1 callbacks suppressed
[  419.812677] Mem-Info:
[  419.819954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.825332] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  419.825332]  active_file:18 inactive_file:31 isolated_file:0
[  419.825332]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.825332]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  419.825332]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  419.825332]  free:13670 free_pcp:352 free_cma:0
[  419.827703] Call Trace:
[  419.837092] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.870119]  <IRQ>
[  419.872698] Node 0 
[  419.900639]  dump_stack+0x1c4/0x2b4
[  419.902783] 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
[  419.905005]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.908602] lowmem_reserve[]: 0
[  419.934125]  warn_alloc.cold.118+0xb7/0x1bd
[  419.939286]  2815
[  419.942570]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.946863]  6318 6318
[  419.948947]  ? lock_downgrade+0x900/0x900
[  419.953764] Node 0 
[  419.956266]  ? trace_hardirqs_off+0xb8/0x300
[  419.960408] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.962621]  ? trace_hardirqs_off+0xb8/0x300
[  419.966996] lowmem_reserve[]: 0
[  419.993747]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.998589]  0
[  420.001901]  ? warn_alloc+0x120/0x120
[  420.006686]  3503 3503
[  420.008499]  ? trace_hardirqs_on+0x310/0x310
[  420.014782]  ? warn_alloc+0x120/0x120
[  420.019174] Node 0 
[  420.022969]  ? print_usage_bug+0xc0/0xc0
[  420.023002] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  420.023010] lowmem_reserve[]:
[  420.025247]  ? warn_alloc+0x120/0x120
[  420.029307]  0
[  420.057933]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  420.057953]  ? print_usage_bug+0xc0/0xc0
[  420.061038]  0
[  420.064847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.066621]  0
[  420.071634]  ? check_preemption_disabled+0x48/0x200
[  420.075668]  0
[  420.077476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.082993] Node 0 
[  420.084799]  ? should_fail+0x22d/0xd01
[  420.089783] DMA: 1*4kB 
[  420.091592]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.097107] (U) 
[  420.099342]  ? __lock_acquire+0x7ec/0x4ec0
[  420.103206] 0*8kB 
[  420.106273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.111357] 0*16kB 
[  420.113333]  ? __lock_acquire+0x7ec/0x4ec0
[  420.117548] 1*32kB 
[  420.119697]  ? should_fail+0x22d/0xd01
[  420.124768] (U) 2*64kB 
[  420.127022]  ? mark_held_locks+0x130/0x130
[  420.131220] (U) 1*128kB 
[  420.133466]  ? mark_held_locks+0x130/0x130
[  420.137324] (U) 1*256kB 
[  420.139921]  ? graph_lock+0x170/0x170
[  420.144130] (U) 0*512kB 
[  420.146806]  ? print_usage_bug+0xc0/0xc0
[  420.151021] 1*1024kB 
[  420.153706]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.157474] (U) 
[  420.160149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.164198] 1*2048kB 
[  420.166607]  ? check_preemption_disabled+0x48/0x200
[  420.171335] (M) 
[  420.173317]  ? check_preemption_disabled+0x48/0x200
[  420.178846] 3*4096kB 
[  420.181264]  ? __lock_is_held+0xb5/0x140
[  420.186263] (M) 
[  420.188254]  __alloc_pages_nodemask+0xa80/0xde0
[  420.193257] = 15908kB
[  420.195664]  ? graph_lock+0x170/0x170
[  420.199703] Node 0 
[  420.201676]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.206319] DMA32: 4*4kB 
[  420.208733]  ? graph_lock+0x170/0x170
[  420.212522] (UM) 
[  420.214777]  ? find_held_lock+0x36/0x1c0
[  420.219764] 1*8kB 
[  420.222538]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.226298] (M) 
[  420.228360]  ? lock_downgrade+0x900/0x900
[  420.232401] 3*16kB 
[  420.234557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.239198] (M) 
[  420.241174]  cache_grow_begin+0x91/0x8c0
[  420.245293] 3*32kB (M) 
[  420.247547]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.253053] 1*64kB (M) 
[  420.255046]  fallback_alloc+0x203/0x2e0
[  420.259080] 3*128kB (UM) 
[  420.261674]  ____cache_alloc_node+0x1c7/0x1e0
[  420.266055] 3*256kB 
[  420.268641]  kmem_cache_alloc_node+0xe3/0x730
[  420.272591] (UM) 
[  420.275353]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.279820] 4*512kB 
[  420.282150]  __alloc_skb+0x119/0x770
[  420.286613] (UM) 
[  420.288684]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.292891] 3*1024kB 
[  420.295214]  ? skb_scrub_packet+0x490/0x490
[  420.298908] (M) 
[  420.300971]  ? lock_downgrade+0x900/0x900
[  420.306225] 3*2048kB 
[  420.308641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.312934] (M) 3*4096kB 
[  420.314926]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.319049] (M) 
[  420.321461]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.326968] = 24936kB
[  420.326978] Node 0 
[  420.329737]  ? addrconf_rs_timer+0x6f0/0x6f0
[  420.335164] Normal: 
[  420.337151]  ndisc_alloc_skb+0x144/0x340
[  420.342569] 1267*4kB 
[  420.344985]  ndisc_send_rs+0x331/0x6e0
[  420.347198] (UMEH) 
[  420.351604]  addrconf_rs_timer+0x3c0/0x6f0
[  420.353901] 430*8kB (UMEH) 
[  420.357973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.360366] 212*16kB 
[  420.364264]  call_timer_fn+0x272/0x920
[  420.366467] (UMEH) 
[  420.370701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.373612] 35*32kB 
[  420.377844]  ? process_timeout+0x40/0x40
[  420.380231] (MH) 
[  420.384119]  ? find_held_lock+0x36/0x1c0
[  420.386335] 9*64kB 
[  420.390573]  ? __run_timers+0x7da/0xc70
[  420.392871] (MH) 
[  420.396936]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.398971] 1*128kB (H) 
[  420.403040]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.405254] 1*256kB (H) 
[  420.409274]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.411317] 0*512kB 
[  420.415813]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  420.418462] 0*1024kB 0*2048kB 
[  420.422969]  ? trace_hardirqs_on+0xbd/0x310
[  420.425618] 0*4096kB 
[  420.429850]  ? kasan_check_read+0x11/0x20
[  420.432154] = 13980kB
[  420.436733]  ? __run_timers+0x7da/0xc70
[  420.439911] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  420.444222]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.446616] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  420.450766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.453144] 4516 total pagecache pages
[  420.457114]  __run_timers+0x7e5/0xc70
[  420.465935] 0 pages in swap cache
[  420.471392]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  420.479941] Swap cache stats: add 0, delete 0, find 0/0
[  420.484168]  ? check_preemption_disabled+0x48/0x200
[  420.484187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.488053] Free swap  = 0kB
[  420.491857]  ? rcu_irq_exit+0xce/0x100
[  420.495281] Total swap = 0kB
[  420.500641]  ? irq_exit+0xbd/0x1c0
[  420.505978] 1965979 pages RAM
[  420.510992]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  420.516502] 0 pages HighMem/MovableOnly
[  420.519542]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.523393] 343324 pages reserved
[  420.523402] 0 pages cma reserved
[  420.526430]  ? retint_kernel+0x2d/0x2d
[  420.530147] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.533049]  ? trace_hardirqs_on_caller+0xc0/0x300
[  420.538046] ksoftirqd/0 cpuset=
[  420.542016]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.546747] /
[  420.550195]  ? trace_hardirqs_off_caller+0x300/0x300
[  420.553540]  mems_allowed=0
[  420.557427]  ? graph_lock+0x170/0x170
[  420.594185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.599726]  ? check_preemption_disabled+0x48/0x200
[  420.604755]  ? __lock_is_held+0xb5/0x140
[  420.608845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.614397]  ? check_preemption_disabled+0x48/0x200
[  420.619432]  run_timer_softirq+0x52/0xb0
[  420.623517]  ? rcu_read_lock_sched_held+0x108/0x120
[  420.628554]  __do_softirq+0x30b/0xad8
[  420.632367]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  420.637478]  ? pvclock_read_flags+0x160/0x160
[  420.641984]  ? lapic_next_event+0x5a/0x90
[  420.646133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.651671]  ? check_preemption_disabled+0x48/0x200
[  420.656694]  ? check_preemption_disabled+0x48/0x200
[  420.661774]  ? kvm_clock_read+0x18/0x30
[  420.665744]  ? kvm_sched_clock_read+0x9/0x20
[  420.670154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.675698]  ? check_preemption_disabled+0x48/0x200
[  420.680735]  irq_exit+0x17f/0x1c0
[  420.684196]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.689041]  ? smp_reschedule_interrupt+0x109/0x650
[  420.694064]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.699951]  ? interrupt_entry+0xb5/0xf0
[  420.704019]  ? trace_hardirqs_off_caller+0xbb/0x300
[  420.709034]  ? trace_hardirqs_off_caller+0xbb/0x300
[  420.714053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.718897]  ? trace_hardirqs_off+0x300/0x300
[  420.723394]  ? trace_hardirqs_off+0x300/0x300
[  420.727894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.733450]  ? check_preemption_disabled+0x48/0x200
[  420.738479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.744031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.748889]  apic_timer_interrupt+0xf/0x20
[  420.753125]  </IRQ>
[  420.755369] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  420.760316] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  420.779226] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  420.786939] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  420.794205] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  420.801476] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  420.809008] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  420.816274] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  420.823597]  skb_clone+0x1bb/0x500
[  420.827142]  ? skb_split+0x11e0/0x11e0
[  420.831036]  ? preempt_notifier_register+0x200/0x200
[  420.836142]  ? __switch_to_asm+0x34/0x70
[  420.840201]  ? __switch_to_asm+0x34/0x70
[  420.844261]  ? __switch_to_asm+0x40/0x70
[  420.848320]  ? __switch_to_asm+0x34/0x70
[  420.852380]  ? __switch_to_asm+0x40/0x70
[  420.856457]  ? __switch_to_asm+0x40/0x70
[  420.860544]  ? __switch_to_asm+0x34/0x70
[  420.864605]  ? __switch_to_asm+0x34/0x70
[  420.868680]  ? __switch_to_asm+0x40/0x70
[  420.872738]  ? __switch_to_asm+0x34/0x70
[  420.876817]  bpf_clone_redirect+0xb9/0x490
[  420.881064]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  420.886087]  ? __sched_text_start+0x8/0x8
[  420.890244]  ? retint_kernel+0x2d/0x2d
[  420.894167]  ? find_held_lock+0x36/0x1c0
[  420.898237]  ? lock_acquire+0x1ed/0x520
[  420.902211]  ? bpf_test_run+0x32e/0x5a0
[  420.906191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.911732]  ? check_preemption_disabled+0x48/0x200
[  420.916778]  ? kasan_check_read+0x11/0x20
[  420.920935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.926219]  ? rcu_bh_qs+0xc0/0xc0
[  420.929764]  ? preempt_schedule+0x4d/0x60
[  420.933918]  ? ___preempt_schedule+0x16/0x18
[  420.938342]  ? bpf_test_run+0x1c0/0x5a0
[  420.942328]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.946753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.952288]  ? bpf_test_init.isra.9+0x70/0x100
[  420.956885]  ? bpf_prog_test_run_skb+0x634/0xb40
[  420.961649]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  420.966493]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.972043]  ? fput+0x130/0x1a0
[  420.975326]  ? __bpf_prog_get+0x9b/0x290
[  420.979389]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  420.984238]  ? bpf_prog_test_run+0x130/0x1a0
[  420.988669]  ? __x64_sys_bpf+0x3d8/0x510
[  420.992732]  ? bpf_prog_get+0x20/0x20
[  420.996557]  ? do_syscall_64+0x1b9/0x820
[  421.000625]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.005991]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.010943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.015792]  ? trace_hardirqs_off+0x300/0x300
[  421.020291]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.025320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.030857]  ? prepare_exit_to_usermode+0x291/0x3b0
[  421.035883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.040735]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  421.046127] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  421.046226] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.052887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.052893] Call Trace:
[  421.052924]  dump_stack+0x1c4/0x2b4
[  421.052942]  ? dump_stack_print_info.cold.2+0x52/0x52
[  421.059548] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.068823]  warn_alloc.cold.118+0xb7/0x1bd
[  421.071376] syz-executor1 cpuset=
[  421.074998]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.080169] syz1
[  421.090668]  ? lock_downgrade+0x900/0x900
[  421.094973]  mems_allowed=0
[  421.098428]  ? trace_hardirqs_off+0xb8/0x300
[  421.116656]  ? trace_hardirqs_off+0xb8/0x300
[  421.121136]  __alloc_pages_slowpath+0x2667/0x2d80
[  421.126017]  ? warn_alloc+0x120/0x120
[  421.129825]  ? warn_alloc+0x120/0x120
[  421.133632]  ? print_usage_bug+0xc0/0xc0
[  421.137699]  ? warn_alloc+0x120/0x120
[  421.141497]  ? warn_alloc+0x120/0x120
[  421.145317]  ? print_usage_bug+0xc0/0xc0
[  421.149399]  ? check_usage_forwards+0x3e0/0x3e0
[  421.154096]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.159638]  ? should_fail+0x22d/0xd01
[  421.163534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.168644]  ? __lock_acquire+0x7ec/0x4ec0
[  421.172883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.177992]  ? __lock_acquire+0x7ec/0x4ec0
[  421.182226]  ? should_fail+0x22d/0xd01
[  421.186131]  ? mark_held_locks+0x130/0x130
[  421.190409]  ? mark_held_locks+0x130/0x130
[  421.194669]  ? graph_lock+0x170/0x170
[  421.198476]  ? print_usage_bug+0xc0/0xc0
[  421.202541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.208080]  ? check_preemption_disabled+0x48/0x200
[  421.213093]  ? check_preemption_disabled+0x48/0x200
[  421.218122]  ? __lock_is_held+0xb5/0x140
[  421.222234]  __alloc_pages_nodemask+0xa80/0xde0
[  421.226923]  ? graph_lock+0x170/0x170
[  421.230734]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.235751]  ? graph_lock+0x170/0x170
[  421.239564]  ? find_held_lock+0x36/0x1c0
[  421.243638]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.248308]  ? lock_downgrade+0x900/0x900
[  421.252461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.258005]  cache_grow_begin+0x91/0x8c0
[  421.262068]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.266494]  fallback_alloc+0x203/0x2e0
[  421.270478]  ____cache_alloc_node+0x1c7/0x1e0
[  421.274982]  kmem_cache_alloc_node+0xe3/0x730
[  421.279483]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.283730]  __alloc_skb+0x119/0x770
[  421.287452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.292739]  ? skb_scrub_packet+0x490/0x490
[  421.297062]  ? lock_downgrade+0x900/0x900
[  421.301222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.306767]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.312238]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.317692]  ? addrconf_rs_timer+0x6f0/0x6f0
[  421.322122]  ndisc_alloc_skb+0x144/0x340
[  421.326191]  ndisc_send_rs+0x331/0x6e0
[  421.330093]  addrconf_rs_timer+0x3c0/0x6f0
[  421.334332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.338582]  call_timer_fn+0x272/0x920
[  421.342474]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.346712]  ? process_timeout+0x40/0x40
[  421.350774]  ? find_held_lock+0x36/0x1c0
[  421.354845]  ? __run_timers+0x7da/0xc70
[  421.358824]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.363321]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.367815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.372049]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.376647]  ? trace_hardirqs_on+0xbd/0x310
[  421.380973]  ? kasan_check_read+0x11/0x20
[  421.385122]  ? __run_timers+0x7da/0xc70
[  421.389100]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.394571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.398806]  __run_timers+0x7e5/0xc70
[  421.402623]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.407990]  ? compat_start_thread+0x80/0x80
[  421.412400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.417948]  ? _raw_spin_unlock_irq+0x60/0x80
[  421.422448]  ? finish_task_switch+0x1f5/0x900
[  421.426950]  ? finish_task_switch+0x1b5/0x900
[  421.431446]  ? __switch_to_asm+0x34/0x70
[  421.435516]  ? preempt_notifier_register+0x200/0x200
[  421.440619]  ? __switch_to_asm+0x34/0x70
[  421.444678]  ? __switch_to_asm+0x40/0x70
[  421.448734]  ? __switch_to_asm+0x34/0x70
[  421.452813]  ? __switch_to_asm+0x40/0x70
[  421.456871]  ? __switch_to_asm+0x34/0x70
[  421.460944]  ? __switch_to_asm+0x40/0x70
[  421.465008]  ? __switch_to_asm+0x40/0x70
[  421.469080]  ? pvclock_read_flags+0x160/0x160
[  421.473578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.479113]  ? check_preemption_disabled+0x48/0x200
[  421.484155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.489442]  ? rcu_pm_notify+0xc0/0xc0
[  421.493337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.498894]  ? check_preemption_disabled+0x48/0x200
[  421.503933]  run_timer_softirq+0x52/0xb0
[  421.507996]  ? rcu_read_lock_sched_held+0x108/0x120
[  421.513016]  __do_softirq+0x30b/0xad8
[  421.516835]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.521954]  ? trace_hardirqs_off_caller+0x300/0x300
[  421.527060]  ? retint_kernel+0x1b/0x2d
[  421.530960]  ? schedule+0x108/0x460
[  421.534598]  ? __schedule+0x1ed0/0x1ed0
[  421.538583]  ? trace_hardirqs_off+0xb8/0x300
[  421.542995]  ? ___might_sleep+0x1ed/0x300
[  421.547141]  ? smpboot_thread_fn+0x68b/0xa00
[  421.551551]  ? trace_hardirqs_on+0x310/0x310
[  421.555963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.561503]  ? check_preemption_disabled+0x48/0x200
[  421.566536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.572084]  ? takeover_tasklets+0xa90/0xa90
[  421.576499]  run_ksoftirqd+0x94/0x100
[  421.580308]  smpboot_thread_fn+0x68b/0xa00
[  421.584554]  ? sort_range+0x30/0x30
[  421.588189]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  421.593293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.598834]  ? __kthread_parkme+0xfb/0x1a0
[  421.603073]  kthread+0x35a/0x420
[  421.606438]  ? sort_range+0x30/0x30
[  421.610066]  ? kthread_bind+0x40/0x40
[  421.613873]  ret_from_fork+0x3a/0x50
[  421.617606] warn_alloc_show_mem: 1 callbacks suppressed
[  421.617619] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  421.617621] Mem-Info:
[  421.617656] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  421.617656]  active_file:18 inactive_file:31 isolated_file:0
[  421.617656]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.617656]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  421.617656]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  421.617656]  free:13670 free_pcp:352 free_cma:0
[  421.623003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.630285] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.632696] Call Trace:
[  421.665738] Node 0 
[  421.675087]  <IRQ>
[  421.703036] 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
[  421.705601]  dump_stack+0x1c4/0x2b4
[  421.707805] lowmem_reserve[]:
[  421.709954]  ? dump_stack_print_info.cold.2+0x52/0x52
[  421.735431]  0
[  421.739064]  warn_alloc.cold.118+0xb7/0x1bd
[  421.742126]  2815 6318
[  421.747330]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.749113]  6318
[  421.753462]  ? lock_downgrade+0x900/0x900
[  421.760790]  ? trace_hardirqs_off+0xb8/0x300
[  421.762825] Node 0 
[  421.766968]  ? trace_hardirqs_off+0xb8/0x300
[  421.771378] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  421.773592]  __alloc_pages_slowpath+0x2667/0x2d80
[  421.777969] lowmem_reserve[]:
[  421.804716]  ? warn_alloc+0x120/0x120
[  421.809510]  0
[  421.812612]  ? trace_hardirqs_on+0x310/0x310
[  421.816398]  0
[  421.818204]  ? warn_alloc+0x120/0x120
[  421.822591]  3503
[  421.824391]  ? print_usage_bug+0xc0/0xc0
[  421.828166]  3503
[  421.830229]  ? warn_alloc+0x120/0x120
[  421.836329]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.840102] Node 0 
[  421.845111]  ? print_usage_bug+0xc0/0xc0
[  421.845142] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  421.845150] lowmem_reserve[]:
[  421.847380]  ? __lock_acquire+0x7ec/0x4ec0
[  421.851427]  0
[  421.880057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.883144]  0
[  421.887377]  ? should_fail+0x22d/0xd01
[  421.889150]  0
[  421.894684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.896465]  0
[  421.900362]  ? __lock_acquire+0x7ec/0x4ec0
[  421.907243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.909027] Node 0 
[  421.913256]  ? __lock_acquire+0x7ec/0x4ec0
[  421.918350] DMA: 
[  421.920582]  ? should_fail+0x22d/0xd01
[  421.920598]  ? print_usage_bug+0xc0/0xc0
[  421.924813] 1*4kB 
[  421.926877]  ? mark_held_locks+0x130/0x130
[  421.930743] (U) 
[  421.934808]  ? mark_held_locks+0x130/0x130
[  421.936933] 0*8kB 0*16kB 
[  421.941179]  ? graph_lock+0x170/0x170
[  421.943133] 1*32kB 
[  421.947397]  ? print_usage_bug+0xc0/0xc0
[  421.950133] (U) 
[  421.953941]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.956151] 2*64kB (U) 
[  421.960219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.962168] 1*128kB 
[  421.966915]  ? check_preemption_disabled+0x48/0x200
[  421.969482] (U) 
[  421.975012]  ? check_preemption_disabled+0x48/0x200
[  421.977314] 1*256kB 
[  421.982326]  ? __lock_is_held+0xb5/0x140
[  421.984287] (U) 
[  421.989315]  __alloc_pages_nodemask+0xa80/0xde0
[  421.991628] 0*512kB 
[  421.995681]  ? graph_lock+0x170/0x170
[  421.998159] 1*1024kB (U) 
[  422.002839]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.005141] 1*2048kB 
[  422.008939]  ? graph_lock+0x170/0x170
[  422.011674] (M) 
[  422.016694]  ? find_held_lock+0x36/0x1c0
[  422.019079] 3*4096kB 
[  422.022895]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.024839] (M) 
[  422.028900]  ? lock_downgrade+0x900/0x900
[  422.031285] = 15908kB
[  422.031294] Node 0 
[  422.035972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.037933] DMA32: 4*4kB 
[  422.042100]  cache_grow_begin+0x91/0x8c0
[  422.044489] (UM) 
[  422.046731]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.052242] 1*8kB 
[  422.054998]  fallback_alloc+0x203/0x2e0
[  422.059030] (M) 
[  422.061094]  ____cache_alloc_node+0x1c7/0x1e0
[  422.065469] 3*16kB (M) 
[  422.067628]  kmem_cache_alloc_node+0xe3/0x730
[  422.071591] 3*32kB 
[  422.073569]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.078035] (M) 
[  422.080662]  __alloc_skb+0x119/0x770
[  422.085133] 1*64kB (M) 
[  422.087386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.091587] 3*128kB (UM) 
[  422.093567]  ? skb_scrub_packet+0x490/0x490
[  422.097260] 3*256kB 
[  422.099842]  ? lock_downgrade+0x900/0x900
[  422.105131] (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  422.105160] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  422.105225] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  422.105232] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  422.105235] 4516 total pagecache pages
[  422.105246] 0 pages in swap cache
[  422.105251] Swap cache stats: add 0, delete 0, find 0/0
[  422.105254] Free swap  = 0kB
[  422.105257] Total swap = 0kB
[  422.105262] 1965979 pages RAM
[  422.105265] 0 pages HighMem/MovableOnly
[  422.105268] 343324 pages reserved
[  422.105271] 0 pages cma reserved
[  422.105362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.105431] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.105438] ksoftirqd/0 cpuset=/
[  422.108232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.112539]  mems_allowed=0
[  422.114860]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.225345]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.230805]  ? addrconf_rs_timer+0x6f0/0x6f0
[  422.235248]  ndisc_alloc_skb+0x144/0x340
[  422.239317]  ndisc_send_rs+0x331/0x6e0
[  422.243213]  addrconf_rs_timer+0x3c0/0x6f0
[  422.247458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.251712]  call_timer_fn+0x272/0x920
[  422.255603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.259839]  ? process_timeout+0x40/0x40
[  422.263900]  ? find_held_lock+0x36/0x1c0
[  422.267979]  ? __run_timers+0x7da/0xc70
[  422.271959]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.276469]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.280980]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.285219]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  422.289807]  ? trace_hardirqs_on+0xbd/0x310
[  422.294131]  ? kasan_check_read+0x11/0x20
[  422.298280]  ? __run_timers+0x7da/0xc70
[  422.302271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.307743]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.311986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.316241]  __run_timers+0x7e5/0xc70
[  422.320085]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  422.325454]  ? check_preemption_disabled+0x48/0x200
[  422.330473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.336021]  ? rcu_irq_exit+0xce/0x100
[  422.339916]  ? irq_exit+0xbd/0x1c0
[  422.343466]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  422.348492]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.353270]  ? retint_kernel+0x2d/0x2d
[  422.357202]  ? trace_hardirqs_on_caller+0xc0/0x300
[  422.362139]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.366900]  ? trace_hardirqs_off_caller+0x300/0x300
[  422.372013]  ? graph_lock+0x170/0x170
[  422.375818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.381354]  ? check_preemption_disabled+0x48/0x200
[  422.386382]  ? __lock_is_held+0xb5/0x140
[  422.390454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.396004]  ? check_preemption_disabled+0x48/0x200
[  422.401068]  run_timer_softirq+0x52/0xb0
[  422.405134]  ? rcu_read_lock_sched_held+0x108/0x120
[  422.410156]  __do_softirq+0x30b/0xad8
[  422.413986]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  422.419098]  ? pvclock_read_flags+0x160/0x160
[  422.423597]  ? lapic_next_event+0x5a/0x90
[  422.427745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.433285]  ? check_preemption_disabled+0x48/0x200
[  422.438300]  ? check_preemption_disabled+0x48/0x200
[  422.443326]  ? kvm_clock_read+0x18/0x30
[  422.447300]  ? kvm_sched_clock_read+0x9/0x20
[  422.451713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.457249]  ? check_preemption_disabled+0x48/0x200
[  422.462282]  irq_exit+0x17f/0x1c0
[  422.465747]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.470592]  ? smp_reschedule_interrupt+0x109/0x650
[  422.475610]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.481494]  ? interrupt_entry+0xb5/0xf0
[  422.485570]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.490605]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.495629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.500484]  ? trace_hardirqs_off+0x300/0x300
[  422.504986]  ? trace_hardirqs_off+0x300/0x300
[  422.509486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.515035]  ? check_preemption_disabled+0x48/0x200
[  422.520049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.525596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.530456]  apic_timer_interrupt+0xf/0x20
[  422.534706]  </IRQ>
[  422.536953] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  422.541886] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  422.560806] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  422.568524] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  422.575789] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  422.583067] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  422.590332] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  422.597598] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  422.604929]  skb_clone+0x1bb/0x500
[  422.608474]  ? skb_split+0x11e0/0x11e0
[  422.612397]  ? preempt_notifier_register+0x200/0x200
[  422.617529]  ? __switch_to_asm+0x34/0x70
[  422.621593]  ? __switch_to_asm+0x34/0x70
[  422.625652]  ? __switch_to_asm+0x40/0x70
[  422.629717]  ? __switch_to_asm+0x34/0x70
[  422.633778]  ? __switch_to_asm+0x40/0x70
[  422.637839]  ? __switch_to_asm+0x40/0x70
[  422.641901]  ? __switch_to_asm+0x34/0x70
[  422.645967]  ? __switch_to_asm+0x34/0x70
[  422.650029]  ? __switch_to_asm+0x40/0x70
[  422.654087]  ? __switch_to_asm+0x34/0x70
[  422.658251]  bpf_clone_redirect+0xb9/0x490
[  422.662503]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  422.667545]  ? __sched_text_start+0x8/0x8
[  422.671727]  ? retint_kernel+0x2d/0x2d
[  422.675629]  ? find_held_lock+0x36/0x1c0
[  422.679699]  ? lock_acquire+0x1ed/0x520
[  422.683701]  ? bpf_test_run+0x32e/0x5a0
[  422.687719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.693277]  ? check_preemption_disabled+0x48/0x200
[  422.698318]  ? kasan_check_read+0x11/0x20
[  422.702472]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.707773]  ? rcu_bh_qs+0xc0/0xc0
[  422.711339]  ? preempt_schedule+0x4d/0x60
[  422.715493]  ? ___preempt_schedule+0x16/0x18
[  422.719918]  ? bpf_test_run+0x1c0/0x5a0
[  422.723910]  ? netlink_diag_dump+0x2a0/0x2a0
[  422.728367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.733906]  ? bpf_test_init.isra.9+0x70/0x100
[  422.738495]  ? bpf_prog_test_run_skb+0x634/0xb40
[  422.743288]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  422.748133]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.753675]  ? fput+0x130/0x1a0
[  422.756957]  ? __bpf_prog_get+0x9b/0x290
[  422.761021]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  422.765864]  ? bpf_prog_test_run+0x130/0x1a0
[  422.770282]  ? __x64_sys_bpf+0x3d8/0x510
[  422.774353]  ? bpf_prog_get+0x20/0x20
[  422.778177]  ? do_syscall_64+0x1b9/0x820
[  422.782243]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.787609]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.792548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.797407]  ? trace_hardirqs_off+0x300/0x300
[  422.801921]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.806948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.812490]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.817528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.822385]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.827779] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  422.827930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.834557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.834563] Call Trace:
[  422.834589]  dump_stack+0x1c4/0x2b4
[  422.834612]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.841219] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.850465]  warn_alloc.cold.118+0xb7/0x1bd
[  422.853019] syz-executor1 cpuset=
[  422.856643]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.861812] syz1
[  422.872301]  ? lock_downgrade+0x900/0x900
[  422.876600]  mems_allowed=0
[  422.880052]  ? trace_hardirqs_off+0xb8/0x300
[  422.898281]  ? trace_hardirqs_off+0xb8/0x300
[  422.902705]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.907587]  ? warn_alloc+0x120/0x120
[  422.911397]  ? warn_alloc+0x120/0x120
[  422.915202]  ? print_usage_bug+0xc0/0xc0
[  422.919284]  ? warn_alloc+0x120/0x120
[  422.923084]  ? warn_alloc+0x120/0x120
[  422.926884]  ? print_usage_bug+0xc0/0xc0
[  422.930962]  ? __lock_acquire+0x7ec/0x4ec0
[  422.935198]  ? check_usage_forwards+0x3e0/0x3e0
[  422.939923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.945468]  ? should_fail+0x22d/0xd01
[  422.949359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.954476]  ? __lock_acquire+0x7ec/0x4ec0
[  422.958721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.963826]  ? __lock_acquire+0x7ec/0x4ec0
[  422.968061]  ? should_fail+0x22d/0xd01
[  422.971964]  ? mark_held_locks+0x130/0x130
[  422.976205]  ? mark_held_locks+0x130/0x130
[  422.980470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.986017]  ? graph_lock+0x170/0x170
[  422.989819]  ? print_usage_bug+0xc0/0xc0
[  422.993884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.999429]  ? check_preemption_disabled+0x48/0x200
[  423.004444]  ? check_preemption_disabled+0x48/0x200
[  423.009483]  ? __lock_is_held+0xb5/0x140
[  423.013557]  __alloc_pages_nodemask+0xa80/0xde0
[  423.018228]  ? graph_lock+0x170/0x170
[  423.022036]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.027051]  ? graph_lock+0x170/0x170
[  423.030869]  ? find_held_lock+0x36/0x1c0
[  423.034965]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.039638]  ? lock_downgrade+0x900/0x900
[  423.043793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.049360]  cache_grow_begin+0x91/0x8c0
[  423.053427]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.057939]  fallback_alloc+0x203/0x2e0
[  423.061930]  ____cache_alloc_node+0x1c7/0x1e0
[  423.066432]  kmem_cache_alloc_node+0xe3/0x730
[  423.070939]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.075203]  __alloc_skb+0x119/0x770
[  423.078926]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.084208]  ? skb_scrub_packet+0x490/0x490
[  423.088547]  ? lock_downgrade+0x900/0x900
[  423.092707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.098253]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.103708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.109163]  ? addrconf_rs_timer+0x6f0/0x6f0
[  423.113590]  ndisc_alloc_skb+0x144/0x340
[  423.117672]  ndisc_send_rs+0x331/0x6e0
[  423.121568]  addrconf_rs_timer+0x3c0/0x6f0
[  423.125815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.130069]  call_timer_fn+0x272/0x920
[  423.133957]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.138196]  ? process_timeout+0x40/0x40
[  423.142260]  ? find_held_lock+0x36/0x1c0
[  423.146333]  ? __run_timers+0x7da/0xc70
[  423.150352]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.154845]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.159343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.163586]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  423.168172]  ? trace_hardirqs_on+0xbd/0x310
[  423.172502]  ? kasan_check_read+0x11/0x20
[  423.176651]  ? __run_timers+0x7da/0xc70
[  423.180633]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.186094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.190349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.194610]  __run_timers+0x7e5/0xc70
[  423.198432]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  423.203799]  ? compat_start_thread+0x80/0x80
[  423.208228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.213792]  ? _raw_spin_unlock_irq+0x60/0x80
[  423.218295]  ? finish_task_switch+0x1f5/0x900
[  423.222793]  ? finish_task_switch+0x1b5/0x900
[  423.227289]  ? __switch_to_asm+0x34/0x70
[  423.231363]  ? preempt_notifier_register+0x200/0x200
[  423.236476]  ? __switch_to_asm+0x34/0x70
[  423.240537]  ? __switch_to_asm+0x40/0x70
[  423.244597]  ? __switch_to_asm+0x34/0x70
[  423.248668]  ? __switch_to_asm+0x40/0x70
[  423.252738]  ? __switch_to_asm+0x34/0x70
[  423.256799]  ? __switch_to_asm+0x40/0x70
[  423.260860]  ? __switch_to_asm+0x40/0x70
[  423.264937]  ? pvclock_read_flags+0x160/0x160
[  423.269440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.274977]  ? check_preemption_disabled+0x48/0x200
[  423.280008]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.285287]  ? rcu_pm_notify+0xc0/0xc0
[  423.289173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.294731]  ? check_preemption_disabled+0x48/0x200
[  423.299756]  run_timer_softirq+0x52/0xb0
[  423.303819]  ? rcu_read_lock_sched_held+0x108/0x120
[  423.308876]  __do_softirq+0x30b/0xad8
[  423.312703]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  423.317811]  ? trace_hardirqs_off_caller+0x300/0x300
[  423.322933]  ? retint_kernel+0x1b/0x2d
[  423.326832]  ? schedule+0x108/0x460
[  423.330488]  ? __schedule+0x1ed0/0x1ed0
[  423.334481]  ? trace_hardirqs_off+0xb8/0x300
[  423.338914]  ? ___might_sleep+0x1ed/0x300
[  423.343066]  ? smpboot_thread_fn+0x68b/0xa00
[  423.347472]  ? trace_hardirqs_on+0x310/0x310
[  423.351882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.357424]  ? check_preemption_disabled+0x48/0x200
[  423.362453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.368000]  ? takeover_tasklets+0xa90/0xa90
[  423.372414]  run_ksoftirqd+0x94/0x100
[  423.376232]  smpboot_thread_fn+0x68b/0xa00
[  423.380487]  ? sort_range+0x30/0x30
[  423.384116]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.389224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.394763]  ? __kthread_parkme+0xfb/0x1a0
[  423.399006]  kthread+0x35a/0x420
[  423.402369]  ? sort_range+0x30/0x30
[  423.406027]  ? kthread_bind+0x40/0x40
[  423.409834]  ret_from_fork+0x3a/0x50
[  423.413569] warn_alloc_show_mem: 1 callbacks suppressed
[  423.413582] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  423.413585] Mem-Info:
[  423.413620] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  423.413620]  active_file:18 inactive_file:31 isolated_file:0
[  423.413620]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.413620]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  423.413620]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  423.413620]  free:13670 free_pcp:352 free_cma:0
[  423.418957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.426235] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.428637] Call Trace:
[  423.461688] Node 0 
[  423.471038]  <IRQ>
[  423.498984] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.501561]  dump_stack+0x1c4/0x2b4
[  423.503765] lowmem_reserve[]:
[  423.505926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.531411]  0 2815
[  423.535078]  warn_alloc.cold.118+0xb7/0x1bd
[  423.538148]  6318
[  423.543337]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.545558]  6318
[  423.549898]  ? lock_downgrade+0x900/0x900
[  423.556801]  ? trace_hardirqs_off+0xb8/0x300
[  423.558835] Node 0 
[  423.562982]  ? trace_hardirqs_off+0xb8/0x300
[  423.567389] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.569604]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.573986] lowmem_reserve[]:
[  423.600739]  ? warn_alloc+0x120/0x120
[  423.605537]  0
[  423.608646]  ? trace_hardirqs_on+0x310/0x310
[  423.612425]  0
[  423.614234]  ? warn_alloc+0x120/0x120
[  423.618621]  3503
[  423.620427]  ? print_usage_bug+0xc0/0xc0
[  423.624231]  3503
[  423.626291]  ? warn_alloc+0x120/0x120
[  423.632401]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  423.632425]  ? print_usage_bug+0xc0/0xc0
[  423.636202] Node 0 
[  423.641216]  ? __lock_acquire+0x7ec/0x4ec0
[  423.645283] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  423.647496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.651699] lowmem_reserve[]: 0
[  423.680368]  ? should_fail+0x22d/0xd01
[  423.685891]  0
[  423.689171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.693031]  0 0
[  423.694840]  ? __lock_acquire+0x7ec/0x4ec0
[  423.699949] Node 0 
[  423.701925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.706172] DMA: 
[  423.708413]  ? __lock_acquire+0x7ec/0x4ec0
[  423.713504] 1*4kB 
[  423.715582]  ? should_fail+0x22d/0xd01
[  423.719794] (U) 
[  423.721941]  ? print_usage_bug+0xc0/0xc0
[  423.725807] 0*8kB 
[  423.727782]  ? mark_held_locks+0x130/0x130
[  423.731828] 0*16kB 
[  423.733973]  ? mark_held_locks+0x130/0x130
[  423.738184] 1*32kB 
[  423.740437]  ? graph_lock+0x170/0x170
[  423.744652] (U) 
[  423.746887]  ? print_usage_bug+0xc0/0xc0
[  423.750661] 2*64kB (U) 
[  423.752647]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  423.756679] 1*128kB 
[  423.759288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.764012] (U) 
[  423.766359]  ? check_preemption_disabled+0x48/0x200
[  423.771880] 1*256kB 
[  423.773850]  ? check_preemption_disabled+0x48/0x200
[  423.778841] (U) 
[  423.781172]  ? __lock_is_held+0xb5/0x140
[  423.786160] 0*512kB 
[  423.788137]  __alloc_pages_nodemask+0xa80/0xde0
[  423.792169] 1*1024kB 
[  423.794485]  ? graph_lock+0x170/0x170
[  423.799131] (U) 
[  423.801546]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.805316] 1*2048kB (M) 
[  423.807326]  ? graph_lock+0x170/0x170
[  423.812321] 3*4096kB 
[  423.815082]  ? find_held_lock+0x36/0x1c0
[  423.818856] (M) 
[  423.821356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.825389] = 15908kB
[  423.827362]  ? lock_downgrade+0x900/0x900
[  423.832007] Node 0 
[  423.834428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.838547] DMA32: 
[  423.840784]  cache_grow_begin+0x91/0x8c0
[  423.846295] 4*4kB 
[  423.848548]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.852587] (UM) 
[  423.854742]  fallback_alloc+0x203/0x2e0
[  423.859126] 1*8kB 
[  423.861191]  ____cache_alloc_node+0x1c7/0x1e0
[  423.865138] (M) 
[  423.867301]  kmem_cache_alloc_node+0xe3/0x730
[  423.871770] 3*16kB 
[  423.873749]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.878219] (M) 
[  423.880485]  __alloc_skb+0x119/0x770
[  423.884682] 3*32kB (M) 
[  423.886686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.890366] 1*64kB (M) 
[  423.892984]  ? skb_scrub_packet+0x490/0x490
[  423.898235] 3*128kB (UM) 
[  423.900828]  ? lock_downgrade+0x900/0x900
[  423.905125] 3*256kB 
[  423.907885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.912007] (UM) 
[  423.914331]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.919838] 4*512kB (UM) 
[  423.921909]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.927338] 3*1024kB 
[  423.930092]  ? addrconf_rs_timer+0x6f0/0x6f0
[  423.935510] (M) 3*2048kB 
[  423.937956]  ndisc_alloc_skb+0x144/0x340
[  423.942330] (M) 
[  423.945091]  ndisc_send_rs+0x331/0x6e0
[  423.949129] 3*4096kB 
[  423.951107]  addrconf_rs_timer+0x3c0/0x6f0
[  423.954970] (M) 
[  423.957382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.961589] = 24936kB
[  423.961598] Node 0 
[  423.963580]  call_timer_fn+0x272/0x920
[  423.967785] Normal: 
[  423.970194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.972412] 1267*4kB 
[  423.976305]  ? process_timeout+0x40/0x40
[  423.978610] (UMEH) 430*8kB 
[  423.982852]  ? find_held_lock+0x36/0x1c0
[  423.985240] (UMEH) 
[  423.989306]  ? __run_timers+0x7da/0xc70
[  423.992213] 212*16kB 
[  423.996274]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.999001] (UMEH) 35*32kB 
[  424.002986]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.005385] (MH) 
[  424.009902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.012832] 9*64kB (MH) 
[  424.017350]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.019410] 1*128kB (H) 
[  424.023657]  ? trace_hardirqs_on+0xbd/0x310
[  424.026308] 1*256kB 
[  424.030885]  ? kasan_check_read+0x11/0x20
[  424.033565] (H) 
[  424.037909]  ? __run_timers+0x7da/0xc70
[  424.040219] 0*512kB 
[  424.044361]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.046318] 0*1024kB 
[  424.050304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.052603] 0*2048kB 
[  424.058054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.060445] 0*4096kB 
[  424.064701]  __run_timers+0x7e5/0xc70
[  424.067093] = 13980kB
[  424.071330]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.073717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.077510]  ? check_preemption_disabled+0x48/0x200
[  424.079906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.085264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.094076] 4516 total pagecache pages
[  424.099095]  ? rcu_irq_exit+0xce/0x100
[  424.107840] 0 pages in swap cache
[  424.113377]  ? irq_exit+0xbd/0x1c0
[  424.117243] Swap cache stats: add 0, delete 0, find 0/0
[  424.121129]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  424.124583] Free swap  = 0kB
[  424.128137]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.133471] Total swap = 0kB
[  424.138480]  ? retint_kernel+0x2d/0x2d
[  424.141476] 1965979 pages RAM
[  424.146229]  ? trace_hardirqs_on_caller+0xc0/0x300
[  424.149220] 0 pages HighMem/MovableOnly
[  424.149230] 343324 pages reserved
[  424.153131]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.156214] 0 pages cma reserved
[  424.161150]  ? trace_hardirqs_off_caller+0x300/0x300
[  424.165192] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.168556]  ? graph_lock+0x170/0x170
[  424.173392] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.176660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.181742] ksoftirqd/0 cpuset=
[  424.188232]  ? check_preemption_disabled+0x48/0x200
[  424.192009] /
[  424.202324]  ? __lock_is_held+0xb5/0x140
[  424.207844]  mems_allowed=0
[  424.211115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.230300]  ? check_preemption_disabled+0x48/0x200
[  424.235328]  run_timer_softirq+0x52/0xb0
[  424.239433]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.244466]  __do_softirq+0x30b/0xad8
[  424.248316]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  424.253445]  ? pvclock_read_flags+0x160/0x160
[  424.257947]  ? lapic_next_event+0x5a/0x90
[  424.262096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.267636]  ? check_preemption_disabled+0x48/0x200
[  424.272649]  ? check_preemption_disabled+0x48/0x200
[  424.277688]  ? kvm_clock_read+0x18/0x30
[  424.281663]  ? kvm_sched_clock_read+0x9/0x20
[  424.286071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.291619]  ? check_preemption_disabled+0x48/0x200
[  424.296653]  irq_exit+0x17f/0x1c0
[  424.300111]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.304954]  ? smp_reschedule_interrupt+0x109/0x650
[  424.309976]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.315863]  ? interrupt_entry+0xb5/0xf0
[  424.319934]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.324953]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.329972]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.334821]  ? trace_hardirqs_off+0x300/0x300
[  424.339316]  ? trace_hardirqs_off+0x300/0x300
[  424.343810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.349345]  ? check_preemption_disabled+0x48/0x200
[  424.354363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.359915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.364771]  apic_timer_interrupt+0xf/0x20
[  424.369001]  </IRQ>
[  424.371246] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  424.376183] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  424.395082] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  424.402797] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.410065] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  424.417336] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  424.424601] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  424.431868] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  424.439194]  skb_clone+0x1bb/0x500
[  424.442741]  ? skb_split+0x11e0/0x11e0
[  424.446636]  ? preempt_notifier_register+0x200/0x200
[  424.451742]  ? __switch_to_asm+0x34/0x70
[  424.455808]  ? __switch_to_asm+0x34/0x70
[  424.459884]  ? __switch_to_asm+0x40/0x70
[  424.463983]  ? __switch_to_asm+0x34/0x70
[  424.468045]  ? __switch_to_asm+0x40/0x70
[  424.472107]  ? __switch_to_asm+0x40/0x70
[  424.476179]  ? __switch_to_asm+0x34/0x70
[  424.480244]  ? __switch_to_asm+0x34/0x70
[  424.484307]  ? __switch_to_asm+0x40/0x70
[  424.488362]  ? __switch_to_asm+0x34/0x70
[  424.492445]  bpf_clone_redirect+0xb9/0x490
[  424.496695]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  424.501722]  ? __sched_text_start+0x8/0x8
[  424.505878]  ? retint_kernel+0x2d/0x2d
[  424.509781]  ? find_held_lock+0x36/0x1c0
[  424.513854]  ? lock_acquire+0x1ed/0x520
[  424.517845]  ? bpf_test_run+0x32e/0x5a0
[  424.521824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.527365]  ? check_preemption_disabled+0x48/0x200
[  424.532389]  ? kasan_check_read+0x11/0x20
[  424.536562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.541839]  ? rcu_bh_qs+0xc0/0xc0
[  424.545400]  ? preempt_schedule+0x4d/0x60
[  424.549556]  ? ___preempt_schedule+0x16/0x18
[  424.553979]  ? bpf_test_run+0x1c0/0x5a0
[  424.557970]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.562386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.567930]  ? bpf_test_init.isra.9+0x70/0x100
[  424.572530]  ? bpf_prog_test_run_skb+0x634/0xb40
[  424.577297]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.582157]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.587696]  ? fput+0x130/0x1a0
[  424.590982]  ? __bpf_prog_get+0x9b/0x290
[  424.595046]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.599889]  ? bpf_prog_test_run+0x130/0x1a0
[  424.604307]  ? __x64_sys_bpf+0x3d8/0x510
[  424.608391]  ? bpf_prog_get+0x20/0x20
[  424.612238]  ? do_syscall_64+0x1b9/0x820
[  424.616325]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.621713]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.626642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.631488]  ? trace_hardirqs_off+0x300/0x300
[  424.636012]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.641035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.646580]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.651608]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.656467]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.661865] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  424.661968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.668624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.668633] Call Trace:
[  424.675231] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.684473]  dump_stack+0x1c4/0x2b4
[  424.687035] syz-executor1 cpuset=
[  424.697515]  ? dump_stack_print_info.cold.2+0x52/0x52
[  424.701127] syz1
[  424.704593]  warn_alloc.cold.118+0xb7/0x1bd
[  424.709763]  mems_allowed=0
[  424.711735]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.723818]  ? lock_downgrade+0x900/0x900
[  424.727973]  ? trace_hardirqs_off+0xb8/0x300
[  424.732400]  ? trace_hardirqs_off+0xb8/0x300
[  424.736824]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.741700]  ? warn_alloc+0x120/0x120
[  424.745520]  ? warn_alloc+0x120/0x120
[  424.749331]  ? print_usage_bug+0xc0/0xc0
[  424.753390]  ? warn_alloc+0x120/0x120
[  424.757203]  ? print_usage_bug+0xc0/0xc0
[  424.761303]  ? __lock_acquire+0x7ec/0x4ec0
[  424.765546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.771086]  ? should_fail+0x22d/0xd01
[  424.774978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.780080]  ? __lock_acquire+0x7ec/0x4ec0
[  424.784338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.789462]  ? __lock_acquire+0x7ec/0x4ec0
[  424.793696]  ? should_fail+0x22d/0xd01
[  424.797585]  ? print_usage_bug+0xc0/0xc0
[  424.801685]  ? mark_held_locks+0x130/0x130
[  424.805936]  ? mark_held_locks+0x130/0x130
[  424.810181]  ? graph_lock+0x170/0x170
[  424.813979]  ? print_usage_bug+0xc0/0xc0
[  424.818046]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.822808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.828346]  ? check_preemption_disabled+0x48/0x200
[  424.833357]  ? check_preemption_disabled+0x48/0x200
[  424.838384]  ? __lock_is_held+0xb5/0x140
[  424.842451]  __alloc_pages_nodemask+0xa80/0xde0
[  424.847123]  ? graph_lock+0x170/0x170
[  424.850938]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.855953]  ? graph_lock+0x170/0x170
[  424.859769]  ? find_held_lock+0x36/0x1c0
[  424.863860]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.868531]  ? lock_downgrade+0x900/0x900
[  424.872691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.878233]  cache_grow_begin+0x91/0x8c0
[  424.882294]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.886727]  fallback_alloc+0x203/0x2e0
[  424.890707]  ____cache_alloc_node+0x1c7/0x1e0
[  424.895213]  kmem_cache_alloc_node+0xe3/0x730
[  424.899715]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.903965]  __alloc_skb+0x119/0x770
[  424.907683]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.912968]  ? skb_scrub_packet+0x490/0x490
[  424.917296]  ? lock_downgrade+0x900/0x900
[  424.921481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.927018]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.932473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.937947]  ? addrconf_rs_timer+0x6f0/0x6f0
[  424.942381]  ndisc_alloc_skb+0x144/0x340
[  424.946464]  ndisc_send_rs+0x331/0x6e0
[  424.950360]  addrconf_rs_timer+0x3c0/0x6f0
[  424.954608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.958862]  call_timer_fn+0x272/0x920
[  424.962750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.966989]  ? process_timeout+0x40/0x40
[  424.971049]  ? find_held_lock+0x36/0x1c0
[  424.975122]  ? __run_timers+0x7da/0xc70
[  424.979100]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.983596]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.988119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.992357]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.996947]  ? trace_hardirqs_on+0xbd/0x310
[  425.001280]  ? kasan_check_read+0x11/0x20
[  425.005432]  ? __run_timers+0x7da/0xc70
[  425.009432]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.014932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.019182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.023416]  __run_timers+0x7e5/0xc70
[  425.027235]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.032599]  ? compat_start_thread+0x80/0x80
[  425.037017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.042565]  ? _raw_spin_unlock_irq+0x60/0x80
[  425.047071]  ? finish_task_switch+0x1f5/0x900
[  425.051568]  ? finish_task_switch+0x1b5/0x900
[  425.056063]  ? __switch_to_asm+0x34/0x70
[  425.060130]  ? preempt_notifier_register+0x200/0x200
[  425.065236]  ? __switch_to_asm+0x34/0x70
[  425.069295]  ? __switch_to_asm+0x40/0x70
[  425.073357]  ? __switch_to_asm+0x34/0x70
[  425.077427]  ? __switch_to_asm+0x40/0x70
[  425.081488]  ? __switch_to_asm+0x34/0x70
[  425.085554]  ? __switch_to_asm+0x40/0x70
[  425.089620]  ? __switch_to_asm+0x40/0x70
[  425.093702]  ? pvclock_read_flags+0x160/0x160
[  425.098200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.103766]  ? check_preemption_disabled+0x48/0x200
[  425.108798]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.114082]  ? rcu_pm_notify+0xc0/0xc0
[  425.117974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.123522]  ? check_preemption_disabled+0x48/0x200
[  425.128568]  run_timer_softirq+0x52/0xb0
[  425.132633]  ? rcu_read_lock_sched_held+0x108/0x120
[  425.137659]  __do_softirq+0x30b/0xad8
[  425.141477]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.146589]  ? trace_hardirqs_off_caller+0x300/0x300
[  425.151694]  ? retint_kernel+0x1b/0x2d
[  425.155606]  ? schedule+0x108/0x460
[  425.159238]  ? __schedule+0x1ed0/0x1ed0
[  425.163232]  ? trace_hardirqs_off+0xb8/0x300
[  425.167649]  ? ___might_sleep+0x1ed/0x300
[  425.171798]  ? smpboot_thread_fn+0x68b/0xa00
[  425.176208]  ? trace_hardirqs_on+0x310/0x310
[  425.180625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.186164]  ? check_preemption_disabled+0x48/0x200
[  425.191184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.196728]  ? takeover_tasklets+0xa90/0xa90
[  425.201146]  run_ksoftirqd+0x94/0x100
[  425.204956]  smpboot_thread_fn+0x68b/0xa00
[  425.209199]  ? sort_range+0x30/0x30
[  425.212836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.217949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.223489]  ? __kthread_parkme+0xfb/0x1a0
[  425.227732]  kthread+0x35a/0x420
[  425.231098]  ? sort_range+0x30/0x30
[  425.234724]  ? kthread_bind+0x40/0x40
[  425.238530]  ret_from_fork+0x3a/0x50
[  425.242269] warn_alloc_show_mem: 1 callbacks suppressed
[  425.242281] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  425.242284] Mem-Info:
[  425.242322] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  425.242322]  active_file:18 inactive_file:31 isolated_file:0
[  425.242322]  unevictable:0 dirty:0 writeback:0 unstable:0
[  425.242322]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  425.242322]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  425.242322]  free:13670 free_pcp:352 free_cma:0
[  425.247658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.254947] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  425.257344] Call Trace:
[  425.290387] Node 0 
[  425.299847]  <IRQ>
[  425.327805] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  425.330397]  dump_stack+0x1c4/0x2b4
[  425.332599] lowmem_reserve[]: 0
[  425.334755]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.360234]  2815 6318
[  425.363886]  warn_alloc.cold.118+0xb7/0x1bd
[  425.367125]  6318
[  425.372313]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.374794] Node 0 
[  425.379117]  ? lock_downgrade+0x900/0x900
[  425.381180] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  425.386001]  ? trace_hardirqs_off+0xb8/0x300
[  425.388210] lowmem_reserve[]:
[  425.392373]  ? trace_hardirqs_off+0xb8/0x300
[  425.419068]  0 0
[  425.423507]  __alloc_pages_slowpath+0x2667/0x2d80
[  425.426571]  3503
[  425.431007]  ? warn_alloc+0x120/0x120
[  425.432933]  3503
[  425.437776]  ? trace_hardirqs_on+0x310/0x310
[  425.443611]  ? warn_alloc+0x120/0x120
[  425.445652] Node 0 
[  425.450059]  ? print_usage_bug+0xc0/0xc0
[  425.453880] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  425.456087]  ? warn_alloc+0x120/0x120
[  425.460127] lowmem_reserve[]:
[  425.488775]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  425.492547]  0
[  425.495651]  ? print_usage_bug+0xc0/0xc0
[  425.500634]  0 0
[  425.502447]  ? __lock_acquire+0x7ec/0x4ec0
[  425.506494]  0
[  425.508470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.514484]  ? should_fail+0x22d/0xd01
[  425.519991] Node 0 DMA: 
[  425.523877]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.523896]  ? __lock_acquire+0x7ec/0x4ec0
[  425.526550] 1*4kB 
[  425.531647]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.535855] (U) 
[  425.537996]  ? __lock_acquire+0x7ec/0x4ec0
[  425.538013]  ? should_fail+0x22d/0xd01
[  425.543184] 0*8kB 
[  425.545159]  ? print_usage_bug+0xc0/0xc0
[  425.549370] 0*16kB 1*32kB 
[  425.553278]  ? mark_held_locks+0x130/0x130
[  425.555434] (U) 
[  425.559491]  ? mark_held_locks+0x130/0x130
[  425.562326] 2*64kB 
[  425.566563]  ? graph_lock+0x170/0x170
[  425.568530] (U) 
[  425.572762]  ? print_usage_bug+0xc0/0xc0
[  425.574978] 1*128kB 
[  425.578779]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.580726] (U) 
[  425.584796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.587085] 1*256kB (U) 
[  425.591847]  ? check_preemption_disabled+0x48/0x200
[  425.593799] 0*512kB 
[  425.599330]  ? check_preemption_disabled+0x48/0x200
[  425.601978] 1*1024kB 
[  425.606998]  ? __lock_is_held+0xb5/0x140
[  425.609291] (U) 
[  425.614311]  __alloc_pages_nodemask+0xa80/0xde0
[  425.616691] 1*2048kB (M) 
[  425.620756]  ? graph_lock+0x170/0x170
[  425.622708] 3*4096kB (M) 
[  425.627386]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.630120] = 15908kB
[  425.633916]  ? graph_lock+0x170/0x170
[  425.636659] Node 0 
[  425.641680]  ? find_held_lock+0x36/0x1c0
[  425.644065] DMA32: 
[  425.647875]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.650081] 4*4kB 
[  425.654140]  ? lock_downgrade+0x900/0x900
[  425.656355] (UM) 
[  425.661030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.663143] 1*8kB (M) 
[  425.667304]  cache_grow_begin+0x91/0x8c0
[  425.669345] 3*16kB 
[  425.674892]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.677371] (M) 
[  425.681439]  fallback_alloc+0x203/0x2e0
[  425.683645] 3*32kB 
[  425.688051]  ____cache_alloc_node+0x1c7/0x1e0
[  425.690008] (M) 
[  425.693979]  kmem_cache_alloc_node+0xe3/0x730
[  425.696195] 1*64kB 
[  425.700687]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.702665] (M) 
[  425.707162]  __alloc_skb+0x119/0x770
[  425.709371] 3*128kB 
[  425.713607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.715555] (UM) 
[  425.719444]  ? skb_scrub_packet+0x490/0x490
[  425.721747] 3*256kB 
[  425.727020]  ? lock_downgrade+0x900/0x900
[  425.729062] (UM) 
[  425.733381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.735678] 4*512kB 
[  425.739828]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.741864] (UM) 
[  425.747408]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.749708] 3*1024kB (M) 
[  425.755191]  ? addrconf_rs_timer+0x6f0/0x6f0
[  425.757227] 3*2048kB (M) 
[  425.762697]  ndisc_alloc_skb+0x144/0x340
[  425.765415] 3*4096kB (M) 
[  425.769839]  ndisc_send_rs+0x331/0x6e0
[  425.772563] = 24936kB
[  425.772572] Node 0 
[  425.776632]  addrconf_rs_timer+0x3c0/0x6f0
[  425.779355] Normal: 1267*4kB 
[  425.783252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.785635] (UMEH) 
[  425.787889]  call_timer_fn+0x272/0x920
[  425.792089] 430*8kB 
[  425.795194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.799407] (UMEH) 
[  425.801649]  ? process_timeout+0x40/0x40
[  425.805522] 212*16kB 
[  425.807835]  ? find_held_lock+0x36/0x1c0
[  425.812035] (UMEH) 35*32kB 
[  425.814287]  ? __run_timers+0x7da/0xc70
[  425.818320] (MH) 
[  425.820732]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.824763] 9*64kB 
[  425.827694]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.831647] (MH) 
[  425.833714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.838182] 1*128kB (H) 
[  425.840436]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  425.844899] 1*256kB 
[  425.846963]  ? trace_hardirqs_on+0xbd/0x310
[  425.851171] (H) 
[  425.853841]  ? kasan_check_read+0x11/0x20
[  425.858398] 0*512kB 
[  425.860724]  ? __run_timers+0x7da/0xc70
[  425.865020] 0*1024kB 
[  425.866996]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.871124] 0*2048kB 
[  425.873455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.877401] 0*4096kB 
[  425.879816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.885268] = 13980kB
[  425.887677]  __run_timers+0x7e5/0xc70
[  425.891892] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  425.894316]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.898528] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  425.900925]  ? check_preemption_disabled+0x48/0x200
[  425.904706] 4516 total pagecache pages
[  425.913543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.918890] 0 pages in swap cache
[  425.927463]  ? rcu_irq_exit+0xce/0x100
[  425.932452] Swap cache stats: add 0, delete 0, find 0/0
[  425.932462] Free swap  = 0kB
[  425.936355]  ? irq_exit+0xbd/0x1c0
[  425.941864] Total swap = 0kB
[  425.945323]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  425.949179] 1965979 pages RAM
[  425.954537]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.954557]  ? retint_kernel+0x2d/0x2d
[  425.957548] 0 pages HighMem/MovableOnly
[  425.957557] 343324 pages reserved
[  425.961096]  ? trace_hardirqs_on_caller+0xc0/0x300
[  425.964109] 0 pages cma reserved
[  425.969128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.972318] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  425.976964]  ? trace_hardirqs_off_caller+0x300/0x300
[  425.980951] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.984809]  ? graph_lock+0x170/0x170
[  425.988240] ksoftirqd/0 cpuset=
[  425.993171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.996510] /
[  426.001429]  ? check_preemption_disabled+0x48/0x200
[  426.007901]  mems_allowed=0
[  426.013011]  ? __lock_is_held+0xb5/0x140
[  426.049559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.055101]  ? check_preemption_disabled+0x48/0x200
[  426.060133]  run_timer_softirq+0x52/0xb0
[  426.064201]  ? rcu_read_lock_sched_held+0x108/0x120
[  426.069226]  __do_softirq+0x30b/0xad8
[  426.073045]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  426.078160]  ? pvclock_read_flags+0x160/0x160
[  426.082661]  ? lapic_next_event+0x5a/0x90
[  426.086816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.092354]  ? check_preemption_disabled+0x48/0x200
[  426.097371]  ? check_preemption_disabled+0x48/0x200
[  426.102398]  ? kvm_clock_read+0x18/0x30
[  426.106886]  ? kvm_sched_clock_read+0x9/0x20
[  426.111302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.116842]  ? check_preemption_disabled+0x48/0x200
[  426.121877]  irq_exit+0x17f/0x1c0
[  426.125344]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.130190]  ? smp_reschedule_interrupt+0x109/0x650
[  426.135210]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.141097]  ? interrupt_entry+0xb5/0xf0
[  426.145163]  ? trace_hardirqs_off_caller+0xbb/0x300
[  426.150181]  ? trace_hardirqs_off_caller+0xbb/0x300
[  426.155205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.160050]  ? trace_hardirqs_off+0x300/0x300
[  426.164553]  ? trace_hardirqs_off+0x300/0x300
[  426.169054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.174596]  ? check_preemption_disabled+0x48/0x200
[  426.179620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.185170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.190028]  apic_timer_interrupt+0xf/0x20
[  426.194260]  </IRQ>
[  426.196536] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  426.201478] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  426.220395] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  426.228111] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  426.235377] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  426.242643] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  426.249908] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  426.257228] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  426.264559]  skb_clone+0x1bb/0x500
[  426.268111]  ? skb_split+0x11e0/0x11e0
[  426.272005]  ? preempt_notifier_register+0x200/0x200
[  426.277110]  ? __switch_to_asm+0x34/0x70
[  426.281176]  ? __switch_to_asm+0x34/0x70
[  426.285237]  ? __switch_to_asm+0x40/0x70
[  426.289333]  ? __switch_to_asm+0x34/0x70
[  426.293404]  ? __switch_to_asm+0x40/0x70
[  426.297478]  ? __switch_to_asm+0x40/0x70
[  426.301545]  ? __switch_to_asm+0x34/0x70
[  426.305620]  ? __switch_to_asm+0x34/0x70
[  426.309707]  ? __switch_to_asm+0x40/0x70
[  426.313787]  ? __switch_to_asm+0x34/0x70
[  426.317858]  bpf_clone_redirect+0xb9/0x490
[  426.322117]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  426.327142]  ? __sched_text_start+0x8/0x8
[  426.331294]  ? retint_kernel+0x2d/0x2d
[  426.335193]  ? find_held_lock+0x36/0x1c0
[  426.339269]  ? lock_acquire+0x1ed/0x520
[  426.343244]  ? bpf_test_run+0x32e/0x5a0
[  426.347223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.352766]  ? check_preemption_disabled+0x48/0x200
[  426.357787]  ? kasan_check_read+0x11/0x20
[  426.361939]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.367223]  ? rcu_bh_qs+0xc0/0xc0
[  426.370777]  ? preempt_schedule+0x4d/0x60
[  426.374931]  ? ___preempt_schedule+0x16/0x18
[  426.379355]  ? bpf_test_run+0x1c0/0x5a0
[  426.383344]  ? netlink_diag_dump+0x2a0/0x2a0
[  426.387763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.393300]  ? bpf_test_init.isra.9+0x70/0x100
[  426.397890]  ? bpf_prog_test_run_skb+0x634/0xb40
[  426.402655]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  426.407502]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.413047]  ? fput+0x130/0x1a0
[  426.416331]  ? __bpf_prog_get+0x9b/0x290
[  426.420401]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  426.425248]  ? bpf_prog_test_run+0x130/0x1a0
[  426.429669]  ? __x64_sys_bpf+0x3d8/0x510
[  426.433731]  ? bpf_prog_get+0x20/0x20
[  426.437563]  ? do_syscall_64+0x1b9/0x820
[  426.441629]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.446997]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.451927]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.456777]  ? trace_hardirqs_off+0x300/0x300
[  426.461277]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.466381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.471920]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.476948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.481803]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.487202] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  426.487322] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.493969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.493975] Call Trace:
[  426.493997]  dump_stack+0x1c4/0x2b4
[  426.494021]  ? dump_stack_print_info.cold.2+0x52/0x52
[  426.500632] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.509864]  warn_alloc.cold.118+0xb7/0x1bd
[  426.512426] syz-executor1 cpuset=
[  426.516045]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.521211] syz1
[  426.531700]  ? lock_downgrade+0x900/0x900
[  426.536001]  mems_allowed=0
[  426.539454]  ? trace_hardirqs_off+0xb8/0x300
[  426.557695]  ? trace_hardirqs_off+0xb8/0x300
[  426.562115]  __alloc_pages_slowpath+0x2667/0x2d80
[  426.566995]  ? warn_alloc+0x120/0x120
[  426.570803]  ? warn_alloc+0x120/0x120
[  426.574610]  ? print_usage_bug+0xc0/0xc0
[  426.578675]  ? warn_alloc+0x120/0x120
[  426.582475]  ? print_usage_bug+0xc0/0xc0
[  426.586555]  ? __lock_acquire+0x7ec/0x4ec0
[  426.590800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.596342]  ? should_fail+0x22d/0xd01
[  426.600235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.605338]  ? __lock_acquire+0x7ec/0x4ec0
[  426.609580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.614685]  ? __lock_acquire+0x7ec/0x4ec0
[  426.618951]  ? should_fail+0x22d/0xd01
[  426.622840]  ? print_usage_bug+0xc0/0xc0
[  426.626910]  ? mark_held_locks+0x130/0x130
[  426.631161]  ? mark_held_locks+0x130/0x130
[  426.635409]  ? graph_lock+0x170/0x170
[  426.639210]  ? print_usage_bug+0xc0/0xc0
[  426.643273]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  426.648032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.653575]  ? check_preemption_disabled+0x48/0x200
[  426.658592]  ? check_preemption_disabled+0x48/0x200
[  426.663624]  ? __lock_is_held+0xb5/0x140
[  426.667699]  __alloc_pages_nodemask+0xa80/0xde0
[  426.672376]  ? graph_lock+0x170/0x170
[  426.676183]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  426.681206]  ? graph_lock+0x170/0x170
[  426.685024]  ? find_held_lock+0x36/0x1c0
[  426.689101]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.693774]  ? lock_downgrade+0x900/0x900
[  426.697938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.703482]  cache_grow_begin+0x91/0x8c0
[  426.707548]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.711994]  fallback_alloc+0x203/0x2e0
[  426.715979]  ____cache_alloc_node+0x1c7/0x1e0
[  426.720482]  kmem_cache_alloc_node+0xe3/0x730
[  426.724981]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.729233]  __alloc_skb+0x119/0x770
[  426.732951]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.738231]  ? skb_scrub_packet+0x490/0x490
[  426.742559]  ? lock_downgrade+0x900/0x900
[  426.746720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.752262]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.757721]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.763174]  ? addrconf_rs_timer+0x6f0/0x6f0
[  426.767602]  ndisc_alloc_skb+0x144/0x340
[  426.771672]  ndisc_send_rs+0x331/0x6e0
[  426.775574]  addrconf_rs_timer+0x3c0/0x6f0
[  426.779817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.784074]  call_timer_fn+0x272/0x920
[  426.787965]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.792201]  ? process_timeout+0x40/0x40
[  426.796263]  ? find_held_lock+0x36/0x1c0
[  426.800340]  ? __run_timers+0x7da/0xc70
[  426.804319]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.808814]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.813313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.817547]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  426.822134]  ? trace_hardirqs_on+0xbd/0x310
[  426.826454]  ? kasan_check_read+0x11/0x20
[  426.830603]  ? __run_timers+0x7da/0xc70
[  426.834578]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.840041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.844288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.848527]  __run_timers+0x7e5/0xc70
[  426.852346]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.857709]  ? compat_start_thread+0x80/0x80
[  426.862121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.867680]  ? _raw_spin_unlock_irq+0x60/0x80
[  426.872178]  ? finish_task_switch+0x1f5/0x900
[  426.876676]  ? finish_task_switch+0x1b5/0x900
[  426.881171]  ? __switch_to_asm+0x34/0x70
[  426.885241]  ? preempt_notifier_register+0x200/0x200
[  426.890343]  ? __switch_to_asm+0x34/0x70
[  426.894403]  ? __switch_to_asm+0x40/0x70
[  426.898466]  ? __switch_to_asm+0x34/0x70
[  426.902529]  ? __switch_to_asm+0x40/0x70
[  426.906591]  ? __switch_to_asm+0x34/0x70
[  426.910651]  ? __switch_to_asm+0x40/0x70
[  426.914728]  ? __switch_to_asm+0x40/0x70
[  426.918799]  ? pvclock_read_flags+0x160/0x160
[  426.923300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.928840]  ? check_preemption_disabled+0x48/0x200
[  426.933874]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.939155]  ? rcu_pm_notify+0xc0/0xc0
[  426.943045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.948583]  ? check_preemption_disabled+0x48/0x200
[  426.953610]  run_timer_softirq+0x52/0xb0
[  426.957672]  ? rcu_read_lock_sched_held+0x108/0x120
[  426.962694]  __do_softirq+0x30b/0xad8
[  426.966508]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  426.971613]  ? trace_hardirqs_off_caller+0x300/0x300
[  426.976715]  ? retint_kernel+0x1b/0x2d
[  426.980616]  ? schedule+0x108/0x460
[  426.984246]  ? __schedule+0x1ed0/0x1ed0
[  426.988228]  ? trace_hardirqs_off+0xb8/0x300
[  426.992655]  ? ___might_sleep+0x1ed/0x300
[  426.996815]  ? smpboot_thread_fn+0x68b/0xa00
[  427.001226]  ? trace_hardirqs_on+0x310/0x310
[  427.005640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.011180]  ? check_preemption_disabled+0x48/0x200
[  427.016193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.021738]  ? takeover_tasklets+0xa90/0xa90
[  427.026160]  run_ksoftirqd+0x94/0x100
[  427.029965]  smpboot_thread_fn+0x68b/0xa00
[  427.034204]  ? sort_range+0x30/0x30
[  427.037846]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.042955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.048495]  ? __kthread_parkme+0xfb/0x1a0
[  427.052742]  kthread+0x35a/0x420
[  427.056119]  ? sort_range+0x30/0x30
[  427.059749]  ? kthread_bind+0x40/0x40
[  427.063556]  ret_from_fork+0x3a/0x50
[  427.067285] warn_alloc_show_mem: 1 callbacks suppressed
[  427.067298] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  427.067300] Mem-Info:
[  427.067334] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  427.067334]  active_file:18 inactive_file:31 isolated_file:0
[  427.067334]  unevictable:0 dirty:0 writeback:0 unstable:0
[  427.067334]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  427.067334]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  427.067334]  free:13670 free_pcp:352 free_cma:0
[  427.072668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.072678] Call Trace:
[  427.079968] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  427.082369]  <IRQ>
[  427.115419] Node 0 
[  427.124799]  dump_stack+0x1c4/0x2b4
[  427.127381] 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
[  427.155302]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.157436] lowmem_reserve[]:
[  427.159686]  warn_alloc.cold.118+0xb7/0x1bd
[  427.163280]  0
[  427.188799]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.193966]  2815
[  427.197075]  ? lock_downgrade+0x900/0x900
[  427.201378]  6318
[  427.203182]  ? trace_hardirqs_off+0xb8/0x300
[  427.207994]  6318
[  427.210061]  ? trace_hardirqs_off+0xb8/0x300
[  427.216274]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.220659] Node 0 
[  427.222748]  ? warn_alloc+0x120/0x120
[  427.227133] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  427.231949]  ? warn_alloc+0x120/0x120
[  427.234159] lowmem_reserve[]:
[  427.237959]  ? print_usage_bug+0xc0/0xc0
[  427.264670]  0 0
[  427.268498]  ? warn_alloc+0x120/0x120
[  427.271579]  3503
[  427.275636]  ? print_usage_bug+0xc0/0xc0
[  427.277590]  3503
[  427.281387]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  427.287492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.289540] Node 0 
[  427.294561]  ? should_fail+0x22d/0xd01
[  427.300094] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  427.302302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.306163] lowmem_reserve[]:
[  427.334815]  ? __lock_acquire+0x7ec/0x4ec0
[  427.339910]  0
[  427.343015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.347233]  0 0
[  427.349041]  ? should_fail+0x22d/0xd01
[  427.354122]  0
[  427.356117]  ? mark_held_locks+0x130/0x130
[  427.359975] Node 0 
[  427.361835]  ? mark_held_locks+0x130/0x130
[  427.366055] DMA: 
[  427.368312]  ? print_usage_bug+0xc0/0xc0
[  427.372531] 1*4kB 
[  427.374605]  ? find_held_lock+0x36/0x1c0
[  427.378667] (U) 
[  427.380823]  ? graph_lock+0x170/0x170
[  427.384864] 0*8kB 
[  427.386837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.390612] 0*16kB 
[  427.392759]  ? check_preemption_disabled+0x48/0x200
[  427.398277] 1*32kB 
[  427.400524]  ? check_preemption_disabled+0x48/0x200
[  427.405513] (U) 
[  427.407761]  ? __lock_is_held+0xb5/0x140
[  427.412750] 2*64kB 
[  427.414730]  __alloc_pages_nodemask+0xa80/0xde0
[  427.418761] (U) 
[  427.421001]  ? graph_lock+0x170/0x170
[  427.425645] 1*128kB (U) 
[  427.427629]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.431411] 1*256kB 
[  427.434081]  ? graph_lock+0x170/0x170
[  427.439074] (U) 
[  427.441430]  ? find_held_lock+0x36/0x1c0
[  427.445196] 0*512kB 
[  427.447179]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.451226] 1*1024kB 
[  427.453557]  ? lock_downgrade+0x900/0x900
[  427.458203] (U) 
[  427.460631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.464751] 1*2048kB 
[  427.466728]  cache_grow_begin+0x91/0x8c0
[  427.472240] (M) 
[  427.474651]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.478682] 3*4096kB (M) 
[  427.480673]  fallback_alloc+0x203/0x2e0
[  427.485060] = 15908kB
[  427.487815]  ____cache_alloc_node+0x1c7/0x1e0
[  427.491762] Node 0 
[  427.494170]  kmem_cache_alloc_node+0xe3/0x730
[  427.498639] DMA32: 
[  427.500871]  ? mark_held_locks+0xc7/0x130
[  427.505341] 4*4kB 
[  427.507583]  __alloc_skb+0x119/0x770
[  427.511699] (UM) 
[  427.513850]  ? skb_scrub_packet+0x490/0x490
[  427.517538] 1*8kB 
[  427.519603]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  427.523895] (M) 
[  427.526065]  ? queue_work_on+0x12c/0x1e0
[  427.530620] 3*16kB 
[  427.532594]  ? switchdev_port_obj_del+0xdc/0x450
[  427.536625] (M) 3*32kB 
[  427.538868]  ? switchdev_trans_item_enqueue+0x260/0x260
[  427.543594] (M) 1*64kB 
[  427.546189]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.551518] (M) 3*128kB (UM) 
[  427.554121]  __br_mdb_notify+0x4ff/0x15d0
[  427.559114] 3*256kB 
[  427.562221]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.566356] (UM) 
[  427.568710]  ? mod_timer+0x647/0x1440
[  427.573793] 4*512kB 
[  427.575849]  ? __br_mdb_add+0x800/0x800
[  427.579648] (UM) 
[  427.581974]  ? __lock_acquire+0x7ec/0x4ec0
[  427.585946] 3*1024kB 
[  427.588006]  ? kasan_check_read+0x11/0x20
[  427.592218] (M) 
[  427.594640]  ? ___ratelimit+0x36f/0x655
[  427.598768] 3*2048kB 
[  427.600746]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.604693] (M) 
[  427.607102]  ? debug_object_init_on_stack+0x20/0x20
[  427.612524] 3*4096kB (M) 
[  427.614511]  ? graph_lock+0x170/0x170
[  427.619505] = 24936kB
[  427.622269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.626040] Node 0 
[  427.628453]  br_mdb_notify+0x310/0x410
[  427.633962] Normal: 
[  427.636194]  ? br_mdb_dump+0x2530/0x2530
[  427.640058] 1267*4kB 
[  427.642408]  br_multicast_del_pg+0x3df/0x790
[  427.646434] (UMEH) 
[  427.648843]  ? br_mdb_ip_get+0x940/0x940
[  427.653221] 430*8kB (UMEH) 
[  427.655472]  ? kasan_check_write+0x14/0x20
[  427.659507] 212*16kB 
[  427.662450]  ? do_raw_spin_lock+0xc1/0x200
[  427.666677] (UMEH) 
[  427.669090]  br_multicast_port_group_expired+0x189/0x1e0
[  427.673296] 35*32kB (MH) 
[  427.675551]  call_timer_fn+0x272/0x920
[  427.680980] 9*64kB 
[  427.683732]  ? br_multicast_del_pg+0x790/0x790
[  427.687594] (MH) 
[  427.689825]  ? process_timeout+0x40/0x40
[  427.694383] 1*128kB 
[  427.696444]  ? find_held_lock+0x36/0x1c0
[  427.700507] (H) 
[  427.702840]  ? __run_timers+0x7da/0xc70
[  427.706872] 1*256kB (H) 
[  427.708878]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.712842] 0*512kB 
[  427.715509]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.719985] 0*1024kB 
[  427.722303]  ? br_multicast_del_pg+0x790/0x790
[  427.726790] 0*2048kB 
[  427.729222]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  427.733790] 0*4096kB 
[  427.736200]  ? trace_hardirqs_on+0xbd/0x310
[  427.740752] = 13980kB
[  427.740767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  427.743170]  ? kasan_check_read+0x11/0x20
[  427.747474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  427.749875]  ? __run_timers+0x7da/0xc70
[  427.758690] 4516 total pagecache pages
[  427.762836]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.771391] 0 pages in swap cache
[  427.775362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.779225] Swap cache stats: add 0, delete 0, find 0/0
[  427.784669]  ? br_multicast_del_pg+0x790/0x790
[  427.788099] Free swap  = 0kB
[  427.792335]  __run_timers+0x7e5/0xc70
[  427.797675] Total swap = 0kB
[  427.802265]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  427.805249] 1965979 pages RAM
[  427.809044]  ? check_preemption_disabled+0x48/0x200
[  427.812039] 0 pages HighMem/MovableOnly
[  427.817404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.820487] 343324 pages reserved
[  427.825530]  ? rcu_irq_exit+0xce/0x100
[  427.829497] 0 pages cma reserved
[  427.835038]  ? irq_exit+0xbd/0x1c0
[  427.838587] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.842357]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.842377]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.842395]  ? retint_kernel+0x2d/0x2d
[  427.869369]  ? trace_hardirqs_on_caller+0xc0/0x300
[  427.874391]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.879151]  ? trace_hardirqs_off_caller+0x300/0x300
[  427.884256]  ? graph_lock+0x170/0x170
[  427.888062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.893606]  ? check_preemption_disabled+0x48/0x200
[  427.898638]  ? __lock_is_held+0xb5/0x140
[  427.902701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.908239]  ? check_preemption_disabled+0x48/0x200
[  427.913268]  run_timer_softirq+0x52/0xb0
[  427.917346]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.922370]  __do_softirq+0x30b/0xad8
[  427.926195]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.931308]  ? pvclock_read_flags+0x160/0x160
[  427.935807]  ? lapic_next_event+0x5a/0x90
[  427.939960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.945497]  ? check_preemption_disabled+0x48/0x200
[  427.950551]  ? check_preemption_disabled+0x48/0x200
[  427.955586]  ? kvm_clock_read+0x18/0x30
[  427.959565]  ? kvm_sched_clock_read+0x9/0x20
[  427.963977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.969514]  ? check_preemption_disabled+0x48/0x200
[  427.974585]  irq_exit+0x17f/0x1c0
[  427.978042]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.982886]  ? smp_reschedule_interrupt+0x109/0x650
[  427.987908]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.993798]  ? interrupt_entry+0xb5/0xf0
[  427.998084]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.003104]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.008127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.012990]  ? trace_hardirqs_off+0x300/0x300
[  428.017511]  ? trace_hardirqs_off+0x300/0x300
[  428.022009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.027551]  ? check_preemption_disabled+0x48/0x200
[  428.032571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.038120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.042978]  apic_timer_interrupt+0xf/0x20
[  428.047208]  </IRQ>
[  428.049457] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  428.054395] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  428.073298] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  428.081011] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  428.088279] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  428.095548] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  428.102842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  428.110604] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  428.117954]  skb_clone+0x1bb/0x500
[  428.121501]  ? skb_split+0x11e0/0x11e0
[  428.125404]  ? preempt_notifier_register+0x200/0x200
[  428.130513]  ? __switch_to_asm+0x34/0x70
[  428.134585]  ? __switch_to_asm+0x34/0x70
[  428.138645]  ? __switch_to_asm+0x40/0x70
[  428.142703]  ? __switch_to_asm+0x34/0x70
[  428.146764]  ? __switch_to_asm+0x40/0x70
[  428.150827]  ? __switch_to_asm+0x40/0x70
[  428.154890]  ? __switch_to_asm+0x34/0x70
[  428.158958]  ? __switch_to_asm+0x34/0x70
[  428.163019]  ? __switch_to_asm+0x40/0x70
[  428.167100]  ? __switch_to_asm+0x34/0x70
[  428.171176]  bpf_clone_redirect+0xb9/0x490
[  428.175433]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  428.180462]  ? __sched_text_start+0x8/0x8
[  428.184619]  ? retint_kernel+0x2d/0x2d
[  428.188526]  ? find_held_lock+0x36/0x1c0
[  428.192601]  ? lock_acquire+0x1ed/0x520
[  428.196593]  ? bpf_test_run+0x32e/0x5a0
[  428.200568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.206105]  ? check_preemption_disabled+0x48/0x200
[  428.211133]  ? kasan_check_read+0x11/0x20
[  428.215293]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.220574]  ? rcu_bh_qs+0xc0/0xc0
[  428.224119]  ? preempt_schedule+0x4d/0x60
[  428.228274]  ? ___preempt_schedule+0x16/0x18
[  428.232691]  ? bpf_test_run+0x1c0/0x5a0
[  428.236676]  ? netlink_diag_dump+0x2a0/0x2a0
[  428.241089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.246626]  ? bpf_test_init.isra.9+0x70/0x100
[  428.251216]  ? bpf_prog_test_run_skb+0x634/0xb40
[  428.256005]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  428.260857]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.266400]  ? fput+0x130/0x1a0
[  428.269691]  ? __bpf_prog_get+0x9b/0x290
[  428.273755]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  428.278600]  ? bpf_prog_test_run+0x130/0x1a0
[  428.283018]  ? __x64_sys_bpf+0x3d8/0x510
[  428.287081]  ? bpf_prog_get+0x20/0x20
[  428.290905]  ? do_syscall_64+0x1b9/0x820
[  428.294971]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  428.300341]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.305270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.310119]  ? trace_hardirqs_off+0x300/0x300
[  428.314619]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.319641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.325181]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.330209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.335066]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  428.340629] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.350953] ksoftirqd/0 cpuset=/ mems_allowed=0
[  428.355647] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  428.362395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.371746] Call Trace:
[  428.374338]  dump_stack+0x1c4/0x2b4
[  428.377971]  ? dump_stack_print_info.cold.2+0x52/0x52
[  428.383178]  warn_alloc.cold.118+0xb7/0x1bd
[  428.387502]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.392357]  ? lock_downgrade+0x900/0x900
[  428.396515]  ? trace_hardirqs_off+0xb8/0x300
[  428.400948]  ? trace_hardirqs_off+0xb8/0x300
[  428.405382]  __alloc_pages_slowpath+0x2667/0x2d80
[  428.410256]  ? warn_alloc+0x120/0x120
[  428.414060]  ? warn_alloc+0x120/0x120
[  428.417865]  ? print_usage_bug+0xc0/0xc0
[  428.421943]  ? warn_alloc+0x120/0x120
[  428.425773]  ? print_usage_bug+0xc0/0xc0
[  428.429847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.435403]  ? should_fail+0x22d/0xd01
[  428.439300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.444418]  ? __lock_acquire+0x7ec/0x4ec0
[  428.448673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.453785]  ? __lock_acquire+0x7ec/0x4ec0
[  428.458017]  ? should_fail+0x22d/0xd01
[  428.461904]  ? mark_held_locks+0x130/0x130
[  428.466153]  ? mark_held_locks+0x130/0x130
[  428.470414]  ? mark_held_locks+0x130/0x130
[  428.474661]  ? graph_lock+0x170/0x170
[  428.478467]  ? ret_from_fork+0x3a/0x50
[  428.482367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.487929]  ? check_preemption_disabled+0x48/0x200
[  428.492948]  ? check_preemption_disabled+0x48/0x200
[  428.497979]  ? __lock_is_held+0xb5/0x140
[  428.502051]  __alloc_pages_nodemask+0xa80/0xde0
[  428.506733]  ? graph_lock+0x170/0x170
[  428.510549]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.515568]  ? graph_lock+0x170/0x170
[  428.519414]  ? find_held_lock+0x36/0x1c0
[  428.523502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.528174]  ? lock_downgrade+0x900/0x900
[  428.532333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.537890]  cache_grow_begin+0x91/0x8c0
[  428.541964]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.546381]  fallback_alloc+0x203/0x2e0
[  428.550379]  ____cache_alloc_node+0x1c7/0x1e0
[  428.554895]  kmem_cache_alloc_node+0xe3/0x730
[  428.559409]  ? mark_held_locks+0xc7/0x130
[  428.563598]  __alloc_skb+0x119/0x770
[  428.567317]  ? skb_scrub_packet+0x490/0x490
[  428.571651]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  428.576245]  ? queue_work_on+0x12c/0x1e0
[  428.580316]  ? switchdev_port_obj_del+0xdc/0x450
[  428.585074]  ? switchdev_trans_item_enqueue+0x260/0x260
[  428.590447]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  428.595472]  __br_mdb_notify+0x4ff/0x15d0
[  428.599627]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.604735]  ? mod_timer+0x647/0x1440
[  428.608538]  ? __br_mdb_add+0x800/0x800
[  428.612519]  ? __lock_acquire+0x7ec/0x4ec0
[  428.616755]  ? lockdep_hardirqs_on+0x150/0x5c0
[  428.621345]  ? ___ratelimit+0x36f/0x655
[  428.625327]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.630788]  ? debug_object_init_on_stack+0x20/0x20
[  428.635810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.641355]  br_mdb_notify+0x310/0x410
[  428.645247]  ? br_mdb_dump+0x2530/0x2530
[  428.649361]  br_multicast_del_pg+0x3df/0x790
[  428.653775]  ? br_mdb_ip_get+0x940/0x940
[  428.657866]  ? do_raw_spin_lock+0x1a7/0x200
[  428.662213]  br_multicast_port_group_expired+0x189/0x1e0
[  428.667675]  call_timer_fn+0x272/0x920
[  428.671567]  ? br_multicast_del_pg+0x790/0x790
[  428.676156]  ? process_timeout+0x40/0x40
[  428.680220]  ? find_held_lock+0x36/0x1c0
[  428.684290]  ? __run_timers+0x7da/0xc70
[  428.688305]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.692798]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.697325]  ? br_multicast_del_pg+0x790/0x790
[  428.701918]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  428.706516]  ? trace_hardirqs_on+0xbd/0x310
[  428.710877]  ? kasan_check_read+0x11/0x20
[  428.715059]  ? __run_timers+0x7da/0xc70
[  428.719036]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.724504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.728744]  ? br_multicast_del_pg+0x790/0x790
[  428.733336]  __run_timers+0x7e5/0xc70
[  428.737155]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  428.742523]  ? compat_start_thread+0x80/0x80
[  428.746945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.752495]  ? _raw_spin_unlock_irq+0x60/0x80
[  428.756998]  ? finish_task_switch+0x1f5/0x900
[  428.761492]  ? finish_task_switch+0x1b5/0x900
[  428.765987]  ? __switch_to_asm+0x34/0x70
[  428.770057]  ? preempt_notifier_register+0x200/0x200
[  428.775187]  ? __switch_to_asm+0x34/0x70
[  428.779243]  ? __switch_to_asm+0x40/0x70
[  428.783301]  ? __switch_to_asm+0x34/0x70
[  428.787359]  ? __switch_to_asm+0x40/0x70
[  428.791417]  ? __switch_to_asm+0x34/0x70
[  428.795490]  ? __switch_to_asm+0x40/0x70
[  428.799554]  ? __switch_to_asm+0x40/0x70
[  428.803626]  ? pvclock_read_flags+0x160/0x160
[  428.808124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.813661]  ? check_preemption_disabled+0x48/0x200
[  428.818709]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.823992]  ? rcu_pm_notify+0xc0/0xc0
[  428.827883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.833418]  ? check_preemption_disabled+0x48/0x200
[  428.838447]  run_timer_softirq+0x52/0xb0
[  428.842535]  ? rcu_read_lock_sched_held+0x108/0x120
[  428.847557]  __do_softirq+0x30b/0xad8
[  428.851369]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  428.856489]  ? trace_hardirqs_off_caller+0x300/0x300
[  428.861593]  ? retint_kernel+0x1b/0x2d
[  428.865495]  ? schedule+0x108/0x460
[  428.869132]  ? __schedule+0x1ed0/0x1ed0
[  428.873120]  ? trace_hardirqs_off+0xb8/0x300
[  428.877529]  ? ___might_sleep+0x1ed/0x300
[  428.881680]  ? smpboot_thread_fn+0x68b/0xa00
[  428.886089]  ? trace_hardirqs_on+0x310/0x310
[  428.890505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.896045]  ? check_preemption_disabled+0x48/0x200
[  428.901064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.906610]  ? takeover_tasklets+0xa90/0xa90
[  428.911022]  run_ksoftirqd+0x94/0x100
[  428.914823]  smpboot_thread_fn+0x68b/0xa00
[  428.919061]  ? sort_range+0x30/0x30
[  428.922701]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.927808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.933351]  ? __kthread_parkme+0xfb/0x1a0
[  428.937592]  kthread+0x35a/0x420
[  428.940960]  ? sort_range+0x30/0x30
[  428.944588]  ? kthread_bind+0x40/0x40
[  428.948392]  ret_from_fork+0x3a/0x50
[  428.952128] warn_alloc_show_mem: 1 callbacks suppressed
[  428.952134] Mem-Info:
[  428.959937] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  428.959937]  active_file:18 inactive_file:31 isolated_file:0
[  428.959937]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.959937]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  428.959937]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  428.959937]  free:13670 free_pcp:352 free_cma:0
[  428.993041] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.020972] 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
[  429.047109] lowmem_reserve[]: 0 2815 6318 6318
[  429.051714] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.079069] lowmem_reserve[]: 0 0 3503 3503
[  429.083418] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  429.112692] lowmem_reserve[]: 0 0 0 0
[  429.116526] 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
[  429.130180] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 3*16kB (M) 3*32kB (M) 1*64kB (M) 3*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  429.145412] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  429.160635] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.169466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.178029] 4516 total pagecache pages
[  429.181925] 0 pages in swap cache
[  429.185370] Swap cache stats: add 0, delete 0, find 0/0
[  429.190723] Free swap  = 0kB
[  429.193735] Total swap = 0kB
[  429.196748] 1965979 pages RAM
[  429.199845] 0 pages HighMem/MovableOnly
[  429.203810] 343324 pages reserved
[  429.207250] 0 pages cma reserved
[  429.210800] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.221297] syz-executor1 cpuset=syz1 mems_allowed=0
[  429.226428] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  429.233698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.243048] Call Trace:
[  429.245628]  <IRQ>
[  429.247799]  dump_stack+0x1c4/0x2b4
[  429.251452]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.256660]  warn_alloc.cold.118+0xb7/0x1bd
[  429.260989]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.265839]  ? lock_downgrade+0x900/0x900
[  429.270010]  ? trace_hardirqs_off+0xb8/0x300
[  429.274431]  ? trace_hardirqs_off+0xb8/0x300
[  429.278853]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.283753]  ? warn_alloc+0x120/0x120
[  429.287559]  ? warn_alloc+0x120/0x120
[  429.291367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.296909]  ? print_usage_bug+0xc0/0xc0
[  429.300977]  ? warn_alloc+0x120/0x120
[  429.304781]  ? print_usage_bug+0xc0/0xc0
[  429.308854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.314406]  ? should_fail+0x22d/0xd01
[  429.318295]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.323317]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.328429]  ? __lock_acquire+0x7ec/0x4ec0
[  429.332668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.337778]  ? should_fail+0x22d/0xd01
[  429.341684]  ? mark_held_locks+0x130/0x130
[  429.345923]  ? mark_held_locks+0x130/0x130
[  429.350162]  ? print_usage_bug+0xc0/0xc0
[  429.354230]  ? find_held_lock+0x36/0x1c0
[  429.358291]  ? graph_lock+0x170/0x170
[  429.362098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.367641]  ? check_preemption_disabled+0x48/0x200
[  429.372655]  ? check_preemption_disabled+0x48/0x200
[  429.377685]  ? __lock_is_held+0xb5/0x140
[  429.381755]  __alloc_pages_nodemask+0xa80/0xde0
[  429.386435]  ? graph_lock+0x170/0x170
[  429.390240]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.395259]  ? graph_lock+0x170/0x170
[  429.399077]  ? find_held_lock+0x36/0x1c0
[  429.403158]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.407833]  ? lock_downgrade+0x900/0x900
[  429.411992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.417557]  cache_grow_begin+0x91/0x8c0
[  429.421628]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.426045]  fallback_alloc+0x203/0x2e0
[  429.430030]  ____cache_alloc_node+0x1c7/0x1e0
[  429.434537]  kmem_cache_alloc_node+0xe3/0x730
[  429.439037]  ? mark_held_locks+0xc7/0x130
[  429.443204]  __alloc_skb+0x119/0x770
[  429.446925]  ? skb_scrub_packet+0x490/0x490
[  429.451257]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  429.455847]  ? queue_work_on+0x12c/0x1e0
[  429.459920]  ? switchdev_port_obj_del+0xdc/0x450
[  429.464679]  ? switchdev_trans_item_enqueue+0x260/0x260
[  429.470049]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.475076]  __br_mdb_notify+0x4ff/0x15d0
[  429.479236]  ? __br_mdb_add+0x800/0x800
[  429.483209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.488751]  ? __lock_acquire+0x7ec/0x4ec0
[  429.493015]  ? kasan_check_read+0x11/0x20
[  429.497174]  ? debug_object_init_on_stack+0x20/0x20
[  429.502194]  ? graph_lock+0x170/0x170
[  429.505999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.511552]  br_mdb_notify+0x310/0x410
[  429.515446]  ? br_mdb_dump+0x2530/0x2530
[  429.519533]  br_multicast_del_pg+0x3df/0x790
[  429.523950]  ? br_mdb_ip_get+0x940/0x940
[  429.528029]  ? do_raw_spin_lock+0x1a7/0x200
[  429.532364]  br_multicast_port_group_expired+0x189/0x1e0
[  429.537825]  call_timer_fn+0x272/0x920
[  429.541717]  ? br_multicast_del_pg+0x790/0x790
[  429.546301]  ? process_timeout+0x40/0x40
[  429.550366]  ? find_held_lock+0x36/0x1c0
[  429.554444]  ? __run_timers+0x7da/0xc70
[  429.558456]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.562954]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.567450]  ? br_multicast_del_pg+0x790/0x790
[  429.572035]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  429.576626]  ? trace_hardirqs_on+0xbd/0x310
[  429.580949]  ? kasan_check_read+0x11/0x20
[  429.585102]  ? __run_timers+0x7da/0xc70
[  429.589077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.594542]  ? br_multicast_del_pg+0x790/0x790
[  429.599130]  ? br_multicast_del_pg+0x790/0x790
[  429.603715]  __run_timers+0x7e5/0xc70
[  429.607543]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.612908]  ? check_preemption_disabled+0x48/0x200
[  429.617926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.623475]  ? rcu_irq_exit+0xce/0x100
[  429.627380]  ? irq_exit+0xbd/0x1c0
[  429.630926]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  429.635950]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.640798]  ? retint_kernel+0x2d/0x2d
[  429.644687]  ? trace_hardirqs_on_caller+0xc0/0x300
[  429.649621]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.654380]  ? trace_hardirqs_off_caller+0x300/0x300
[  429.659489]  ? graph_lock+0x170/0x170
[  429.663327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.668868]  ? check_preemption_disabled+0x48/0x200
[  429.673898]  ? __lock_is_held+0xb5/0x140
[  429.677963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.683504]  ? check_preemption_disabled+0x48/0x200
[  429.688544]  run_timer_softirq+0x52/0xb0
[  429.692625]  ? rcu_read_lock_sched_held+0x108/0x120
[  429.697646]  __do_softirq+0x30b/0xad8
[  429.701464]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  429.706581]  ? pvclock_read_flags+0x160/0x160
[  429.711100]  ? lapic_next_event+0x5a/0x90
[  429.715248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.720795]  ? check_preemption_disabled+0x48/0x200
[  429.725808]  ? check_preemption_disabled+0x48/0x200
[  429.730862]  ? kvm_clock_read+0x18/0x30
[  429.734849]  ? kvm_sched_clock_read+0x9/0x20
[  429.739268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.744800]  ? check_preemption_disabled+0x48/0x200
[  429.749838]  irq_exit+0x17f/0x1c0
[  429.753298]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.758145]  ? smp_reschedule_interrupt+0x109/0x650
[  429.763162]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.769045]  ? interrupt_entry+0xb5/0xf0
[  429.773109]  ? trace_hardirqs_off_caller+0xbb/0x300
[  429.778125]  ? trace_hardirqs_off_caller+0xbb/0x300
[  429.783147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.787992]  ? trace_hardirqs_off+0x300/0x300
[  429.792488]  ? trace_hardirqs_off+0x300/0x300
[  429.796994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.802539]  ? check_preemption_disabled+0x48/0x200
[  429.807555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.813107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.817963]  apic_timer_interrupt+0xf/0x20
[  429.822196]  </IRQ>
[  429.824444] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  429.829382] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  429.848293] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  429.856026] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.863292] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  429.870560] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  429.877829] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  429.885097] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  429.892426]  skb_clone+0x1bb/0x500
[  429.895969]  ? skb_split+0x11e0/0x11e0
[  429.899865]  ? preempt_notifier_register+0x200/0x200
[  429.904967]  ? __switch_to_asm+0x34/0x70
[  429.909031]  ? __switch_to_asm+0x34/0x70
[  429.913094]  ? __switch_to_asm+0x40/0x70
[  429.917153]  ? __switch_to_asm+0x34/0x70
[  429.921211]  ? __switch_to_asm+0x40/0x70
[  429.925278]  ? __switch_to_asm+0x40/0x70
[  429.929338]  ? __switch_to_asm+0x34/0x70
[  429.933400]  ? __switch_to_asm+0x34/0x70
[  429.937467]  ? __switch_to_asm+0x40/0x70
[  429.941534]  ? __switch_to_asm+0x34/0x70
[  429.945608]  bpf_clone_redirect+0xb9/0x490
[  429.949857]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  429.954878]  ? __sched_text_start+0x8/0x8
[  429.959028]  ? retint_kernel+0x2d/0x2d
[  429.962928]  ? find_held_lock+0x36/0x1c0
[  429.967001]  ? lock_acquire+0x1ed/0x520
[  429.970975]  ? bpf_test_run+0x32e/0x5a0
[  429.974952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.980490]  ? check_preemption_disabled+0x48/0x200
[  429.985524]  ? kasan_check_read+0x11/0x20
[  429.989683]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  429.994961]  ? rcu_bh_qs+0xc0/0xc0
[  429.998735]  ? preempt_schedule+0x4d/0x60
[  430.002888]  ? ___preempt_schedule+0x16/0x18
[  430.007308]  ? bpf_test_run+0x1c0/0x5a0
[  430.011297]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.015711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.021248]  ? bpf_test_init.isra.9+0x70/0x100
[  430.025834]  ? bpf_prog_test_run_skb+0x634/0xb40
[  430.030597]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.035445]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.040987]  ? fput+0x130/0x1a0
[  430.044277]  ? __bpf_prog_get+0x9b/0x290
[  430.048340]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.053192]  ? bpf_prog_test_run+0x130/0x1a0
[  430.057617]  ? __x64_sys_bpf+0x3d8/0x510
[  430.061683]  ? bpf_prog_get+0x20/0x20
[  430.065528]  ? do_syscall_64+0x1b9/0x820
[  430.069609]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.074979]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.079909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.084761]  ? trace_hardirqs_off+0x300/0x300
[  430.089259]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.094278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.099818]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.104844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.110203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.115732] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.115762] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.126228] syz-executor1 cpuset=
[  430.136539] ksoftirqd/0 cpuset=
[  430.136542] syz1 mems_allowed=0
[  430.139995] /
[  430.143276] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  430.146536]  mems_allowed=0
[  430.148243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.167776] Call Trace:
[  430.170365]  <IRQ>
[  430.172541]  dump_stack+0x1c4/0x2b4
[  430.176176]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.181393]  warn_alloc.cold.118+0xb7/0x1bd
[  430.185723]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.190570]  ? lock_downgrade+0x900/0x900
[  430.194735]  ? trace_hardirqs_off+0xb8/0x300
[  430.199151]  ? trace_hardirqs_off+0xb8/0x300
[  430.203574]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.208455]  ? warn_alloc+0x120/0x120
[  430.212267]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.217293]  ? warn_alloc+0x120/0x120
[  430.221110]  ? print_usage_bug+0xc0/0xc0
[  430.225175]  ? warn_alloc+0x120/0x120
[  430.228982]  ? print_usage_bug+0xc0/0xc0
[  430.233042]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.238246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.243792]  ? should_fail+0x22d/0xd01
[  430.247709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.252813]  ? __lock_acquire+0x7ec/0x4ec0
[  430.257056]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.262163]  ? should_fail+0x22d/0xd01
[  430.266069]  ? mark_held_locks+0x130/0x130
[  430.270310]  ? mark_held_locks+0x130/0x130
[  430.274548]  ? print_usage_bug+0xc0/0xc0
[  430.278616]  ? find_held_lock+0x36/0x1c0
[  430.282686]  ? graph_lock+0x170/0x170
[  430.286492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.292151]  ? check_preemption_disabled+0x48/0x200
[  430.297167]  ? check_preemption_disabled+0x48/0x200
[  430.302195]  ? __lock_is_held+0xb5/0x140
[  430.306268]  __alloc_pages_nodemask+0xa80/0xde0
[  430.310941]  ? graph_lock+0x170/0x170
[  430.314748]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.319766]  ? graph_lock+0x170/0x170
[  430.323584]  ? find_held_lock+0x36/0x1c0
[  430.327661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.332335]  ? lock_downgrade+0x900/0x900
[  430.336510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.342066]  cache_grow_begin+0x91/0x8c0
[  430.346129]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.350573]  fallback_alloc+0x203/0x2e0
[  430.354560]  ____cache_alloc_node+0x1c7/0x1e0
[  430.359063]  kmem_cache_alloc_node+0xe3/0x730
[  430.363563]  ? mark_held_locks+0xc7/0x130
[  430.367726]  __alloc_skb+0x119/0x770
[  430.371461]  ? skb_scrub_packet+0x490/0x490
[  430.375795]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  430.380389]  ? queue_work_on+0x12c/0x1e0
[  430.384468]  ? switchdev_port_obj_del+0xdc/0x450
[  430.389230]  ? switchdev_trans_item_enqueue+0x260/0x260
[  430.394602]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  430.399629]  __br_mdb_notify+0x4ff/0x15d0
[  430.403802]  ? __br_mdb_add+0x800/0x800
[  430.407779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.413329]  ? __lock_acquire+0x7ec/0x4ec0
[  430.417578]  ? kasan_check_read+0x11/0x20
[  430.421733]  ? debug_object_init_on_stack+0x20/0x20
[  430.426763]  ? graph_lock+0x170/0x170
[  430.430585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.436134]  br_mdb_notify+0x310/0x410
[  430.440029]  ? br_mdb_dump+0x2530/0x2530
[  430.444112]  br_multicast_del_pg+0x3df/0x790
[  430.448536]  ? br_mdb_ip_get+0x940/0x940
[  430.452606]  ? kasan_check_write+0x14/0x20
[  430.456855]  ? do_raw_spin_lock+0xc1/0x200
[  430.461100]  br_multicast_port_group_expired+0x189/0x1e0
[  430.466563]  call_timer_fn+0x272/0x920
[  430.470457]  ? br_multicast_del_pg+0x790/0x790
[  430.475045]  ? process_timeout+0x40/0x40
[  430.479109]  ? find_held_lock+0x36/0x1c0
[  430.483181]  ? __run_timers+0x7da/0xc70
[  430.487173]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.491668]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.496162]  ? br_multicast_del_pg+0x790/0x790
[  430.500744]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.505334]  ? trace_hardirqs_on+0xbd/0x310
[  430.509658]  ? kasan_check_read+0x11/0x20
[  430.513809]  ? __run_timers+0x7da/0xc70
[  430.517788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.523246]  ? br_multicast_del_pg+0x790/0x790
[  430.527837]  ? br_multicast_del_pg+0x790/0x790
[  430.532418]  __run_timers+0x7e5/0xc70
[  430.536287]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.541652]  ? check_preemption_disabled+0x48/0x200
[  430.546685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.552233]  ? rcu_irq_exit+0xce/0x100
[  430.556129]  ? irq_exit+0xbd/0x1c0
[  430.559676]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  430.564696]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.569464]  ? retint_kernel+0x2d/0x2d
[  430.573354]  ? trace_hardirqs_on_caller+0xc0/0x300
[  430.578287]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.583067]  ? trace_hardirqs_off_caller+0x300/0x300
[  430.588175]  ? graph_lock+0x170/0x170
[  430.591985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.597544]  ? check_preemption_disabled+0x48/0x200
[  430.602579]  ? __lock_is_held+0xb5/0x140
[  430.606642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.612190]  ? check_preemption_disabled+0x48/0x200
[  430.617218]  run_timer_softirq+0x52/0xb0
[  430.621286]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.626305]  __do_softirq+0x30b/0xad8
[  430.630118]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.635233]  ? pvclock_read_flags+0x160/0x160
[  430.639732]  ? lapic_next_event+0x5a/0x90
[  430.643885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.649419]  ? check_preemption_disabled+0x48/0x200
[  430.654456]  ? check_preemption_disabled+0x48/0x200
[  430.659477]  ? kvm_clock_read+0x18/0x30
[  430.663469]  ? kvm_sched_clock_read+0x9/0x20
[  430.667919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.673456]  ? check_preemption_disabled+0x48/0x200
[  430.678508]  irq_exit+0x17f/0x1c0
[  430.682018]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.686862]  ? smp_reschedule_interrupt+0x109/0x650
[  430.691881]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.697770]  ? interrupt_entry+0xb5/0xf0
[  430.701850]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.706868]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.711892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.716737]  ? trace_hardirqs_off+0x300/0x300
[  430.721234]  ? trace_hardirqs_off+0x300/0x300
[  430.725732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.731272]  ? check_preemption_disabled+0x48/0x200
[  430.736287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.741835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.746694]  apic_timer_interrupt+0xf/0x20
[  430.750923]  </IRQ>
[  430.753170] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.758106] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  430.777010] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  430.784721] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.791989] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  430.799256] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  430.806532] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  430.813801] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  430.821124]  skb_clone+0x1bb/0x500
[  430.824671]  ? skb_split+0x11e0/0x11e0
[  430.828565]  ? preempt_notifier_register+0x200/0x200
[  430.833670]  ? __switch_to_asm+0x34/0x70
[  430.837729]  ? __switch_to_asm+0x34/0x70
[  430.841791]  ? __switch_to_asm+0x40/0x70
[  430.845850]  ? __switch_to_asm+0x34/0x70
[  430.849909]  ? __switch_to_asm+0x40/0x70
[  430.853970]  ? __switch_to_asm+0x40/0x70
[  430.858031]  ? __switch_to_asm+0x34/0x70
[  430.862094]  ? __switch_to_asm+0x34/0x70
[  430.866193]  ? __switch_to_asm+0x40/0x70
[  430.870263]  ? __switch_to_asm+0x34/0x70
[  430.874334]  bpf_clone_redirect+0xb9/0x490
[  430.878578]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  430.883602]  ? __sched_text_start+0x8/0x8
[  430.887754]  ? retint_kernel+0x2d/0x2d
[  430.891665]  ? find_held_lock+0x36/0x1c0
[  430.895735]  ? lock_acquire+0x1ed/0x520
[  430.899712]  ? bpf_test_run+0x32e/0x5a0
[  430.903689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.909227]  ? check_preemption_disabled+0x48/0x200
[  430.914262]  ? kasan_check_read+0x11/0x20
[  430.918447]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.923730]  ? rcu_bh_qs+0xc0/0xc0
[  430.927290]  ? preempt_schedule+0x4d/0x60
[  430.931454]  ? ___preempt_schedule+0x16/0x18
[  430.935879]  ? bpf_test_run+0x1c0/0x5a0
[  430.939874]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.944293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.949836]  ? bpf_test_init.isra.9+0x70/0x100
[  430.954452]  ? bpf_prog_test_run_skb+0x634/0xb40
[  430.959216]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.964058]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.969594]  ? fput+0x130/0x1a0
[  430.972875]  ? __bpf_prog_get+0x9b/0x290
[  430.976941]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.981782]  ? bpf_prog_test_run+0x130/0x1a0
[  430.986221]  ? __x64_sys_bpf+0x3d8/0x510
[  430.990283]  ? bpf_prog_get+0x20/0x20
[  430.994109]  ? do_syscall_64+0x1b9/0x820
[  430.998176]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.003561]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.008490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.013344]  ? trace_hardirqs_off+0x300/0x300
[  431.017841]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.022859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.028397]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.033431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.038290]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.043674] warn_alloc_show_mem: 1 callbacks suppressed
[  431.043686] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  431.043700] Mem-Info:
[  431.043734] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  431.043734]  active_file:18 inactive_file:31 isolated_file:0
[  431.043734]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.043734]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  431.043734]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  431.043734]  free:13670 free_pcp:352 free_cma:0
[  431.049078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.055840] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.058244] Call Trace:
[  431.091291] Node 0 
[  431.100662]  dump_stack+0x1c4/0x2b4
[  431.128593] 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
[  431.131159]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.133365] lowmem_reserve[]: 0
[  431.137009]  warn_alloc.cold.118+0xb7/0x1bd
[  431.162472]  2815 6318
[  431.167670]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.170919]  6318
[  431.175256]  ? lock_downgrade+0x900/0x900
[  431.177743] Node 0 
[  431.182593]  ? trace_hardirqs_off+0xb8/0x300
[  431.184653] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.188773]  ? trace_hardirqs_off+0xb8/0x300
[  431.190978] lowmem_reserve[]: 0
[  431.195396]  __alloc_pages_slowpath+0x2667/0x2d80
[  431.222083]  0 3503
[  431.226552]  ? warn_alloc+0x120/0x120
[  431.229752]  3503
[  431.234620]  ? warn_alloc+0x120/0x120
[  431.240662]  ? print_usage_bug+0xc0/0xc0
[  431.242703] Node 0 
[  431.246498]  ? warn_alloc+0x120/0x120
[  431.250568] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:1360kB free_cma:0kB
[  431.252784]  ? print_usage_bug+0xc0/0xc0
[  431.256567] lowmem_reserve[]: 0
[  431.285391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.289431]  0
[  431.292708]  ? should_fail+0x22d/0xd01
[  431.298226]  0
[  431.300024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.303890]  0
[  431.305691]  ? __lock_acquire+0x7ec/0x4ec0
[  431.312569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.316779] Node 0 
[  431.321869]  ? __lock_acquire+0x7ec/0x4ec0
[  431.321879] DMA: 
[  431.324107]  ? should_fail+0x22d/0xd01
[  431.324123]  ? mark_held_locks+0x130/0x130
[  431.328347] 1*4kB 
[  431.330415]  ? mark_held_locks+0x130/0x130
[  431.334286] (U) 
[  431.338515]  ? mark_held_locks+0x130/0x130
[  431.340663] 0*8kB 
[  431.344901]  ? graph_lock+0x170/0x170
[  431.346849] 0*16kB 1*32kB 
[  431.351092]  ? ret_from_fork+0x3a/0x50
[  431.353220] (U) 
[  431.357018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.359840] 2*64kB 
[  431.363725]  ? check_preemption_disabled+0x48/0x200
[  431.365680] (U) 
[  431.371209]  ? check_preemption_disabled+0x48/0x200
[  431.373440] 1*128kB 
[  431.378459]  ? __lock_is_held+0xb5/0x140
[  431.380411] (U) 
[  431.385430]  __alloc_pages_nodemask+0xa80/0xde0
[  431.387734] 1*256kB 
[  431.391811]  ? graph_lock+0x170/0x170
[  431.393763] (U) 
[  431.398444]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.400747] 0*512kB 
[  431.404543]  ? graph_lock+0x170/0x170
[  431.406501] 1*1024kB 
[  431.411517]  ? find_held_lock+0x36/0x1c0
[  431.413816] (U) 
[  431.417627]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.420005] 1*2048kB 
[  431.424060]  ? lock_downgrade+0x900/0x900
[  431.426012] (M) 
[  431.430681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.433064] 3*4096kB 
[  431.437208]  cache_grow_begin+0x91/0x8c0
[  431.439162] (M) 
[  431.444699]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.447088] = 15908kB
[  431.451147]  fallback_alloc+0x203/0x2e0
[  431.453101] Node 0 
[  431.457511]  ____cache_alloc_node+0x1c7/0x1e0
[  431.459904] DMA32: 
[  431.463881]  kmem_cache_alloc_node+0xe3/0x730
[  431.466097] 4*4kB 
[  431.470585]  ? mark_held_locks+0xc7/0x130
[  431.472799] (UM) 
[  431.477301]  __alloc_skb+0x119/0x770
[  431.479429] 1*8kB 
[  431.483580]  ? skb_scrub_packet+0x490/0x490
[  431.485620] (M) 
[  431.489335]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  431.491464] 3*16kB 
[  431.495787]  ? queue_work_on+0x12c/0x1e0
[  431.497741] (M) 
[  431.502326]  ? switchdev_port_obj_del+0xdc/0x450
[  431.504540] 3*32kB 
[  431.508599]  ? switchdev_trans_item_enqueue+0x260/0x260
[  431.510553] (M) 
[  431.515332]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  431.517549] 1*64kB 
[  431.522908]  __br_mdb_notify+0x4ff/0x15d0
[  431.524856] (M) 
[  431.529887]  ? __br_mdb_add+0x800/0x800
[  431.532099] 3*128kB 
[  431.536247]  ? __lock_acquire+0x7ec/0x4ec0
[  431.538193] (UM) 3*256kB 
[  431.542173]  ? ___ratelimit+0x36f/0x655
[  431.544470] (UM) 
[  431.548707]  ? debug_object_init_on_stack+0x20/0x20
[  431.551433] 4*512kB (UM) 
[  431.555421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.557465] 3*1024kB 
[  431.562478]  br_mdb_notify+0x310/0x410
[  431.565240] (M) 
[  431.570770]  ? br_mdb_dump+0x2530/0x2530
[  431.573162] 3*2048kB 
[  431.577056]  br_multicast_del_pg+0x3df/0x790
[  431.578997] (M) 
[  431.583062]  ? br_mdb_ip_get+0x940/0x940
[  431.585451] 3*4096kB 
[  431.589859]  ? kasan_check_write+0x14/0x20
[  431.591819] (M) 
[  431.595903]  ? do_raw_spin_lock+0xc1/0x200
[  431.598281] = 24936kB
[  431.598290] Node 0 
[  431.602523]  br_multicast_port_group_expired+0x189/0x1e0
[  431.604505] Normal: 
[  431.608739]  call_timer_fn+0x272/0x920
[  431.611123] 1267*4kB 
[  431.613356]  ? br_multicast_del_pg+0x790/0x790
[  431.618779] (UMEH) 
[  431.621109]  ? process_timeout+0x40/0x40
[  431.624974] 430*8kB 
[  431.627377]  ? find_held_lock+0x36/0x1c0
[  431.631927] (UMEH) 212*16kB 
[  431.634175]  ? __run_timers+0x7da/0xc70
[  431.638207] (UMEH) 
[  431.640529]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.644573] 35*32kB 
[  431.647586]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.651559] (MH) 
[  431.653792]  ? br_multicast_del_pg+0x790/0x790
[  431.658258] 9*64kB (MH) 
[  431.660609]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  431.665080] 1*128kB 
[  431.667141]  ? trace_hardirqs_on+0xbd/0x310
[  431.671697] (H) 
[  431.674406]  ? kasan_check_read+0x11/0x20
[  431.678993] 1*256kB 
[  431.681312]  ? __run_timers+0x7da/0xc70
[  431.685633] (H) 
[  431.687605]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.691726] 0*512kB 0*1024kB 
[  431.694060]  ? br_multicast_del_pg+0x790/0x790
[  431.698009] 0*2048kB 
[  431.699981]  ? br_multicast_del_pg+0x790/0x790
[  431.705413] 0*4096kB 
[  431.708524]  __run_timers+0x7e5/0xc70
[  431.713082] = 13980kB
[  431.713097] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  431.715520]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  431.720079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  431.722476]  ? compat_start_thread+0x80/0x80
[  431.726267] 4516 total pagecache pages
[  431.728674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.737494] 0 pages in swap cache
[  431.742848]  ? _raw_spin_unlock_irq+0x60/0x80
[  431.751395] Swap cache stats: add 0, delete 0, find 0/0
[  431.751405] Free swap  = 0kB
[  431.755813]  ? finish_task_switch+0x1f5/0x900
[  431.759677] Total swap = 0kB
[  431.765209]  ? finish_task_switch+0x1b5/0x900
[  431.768641] 1965979 pages RAM
[  431.773143]  ? __switch_to_asm+0x34/0x70
[  431.778483] 0 pages HighMem/MovableOnly
[  431.781498]  ? preempt_notifier_register+0x200/0x200
[  431.785969] 343324 pages reserved
[  431.788979]  ? __switch_to_asm+0x34/0x70
[  431.793453] 0 pages cma reserved
[  431.796558]  ? __switch_to_asm+0x40/0x70
[  431.800847] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.804601]  ? __switch_to_asm+0x34/0x70
[  431.809684] syz-executor1 cpuset=
[  431.813136]  ? __switch_to_asm+0x40/0x70
[  431.817178] syz1
[  431.820536]  ? __switch_to_asm+0x34/0x70
[  431.820552]  ? __switch_to_asm+0x40/0x70
[  431.824604]  mems_allowed=0
[  431.835079]  ? __switch_to_asm+0x40/0x70
[  431.863729]  ? pvclock_read_flags+0x160/0x160
[  431.868231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.873768]  ? check_preemption_disabled+0x48/0x200
[  431.878797]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.884079]  ? rcu_pm_notify+0xc0/0xc0
[  431.887969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.893509]  ? check_preemption_disabled+0x48/0x200
[  431.898536]  run_timer_softirq+0x52/0xb0
[  431.902599]  ? rcu_read_lock_sched_held+0x108/0x120
[  431.907619]  __do_softirq+0x30b/0xad8
[  431.911449]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  431.916573]  ? trace_hardirqs_off_caller+0x300/0x300
[  431.921687]  ? retint_kernel+0x1b/0x2d
[  431.925590]  ? schedule+0x108/0x460
[  431.929222]  ? __schedule+0x1ed0/0x1ed0
[  431.933203]  ? trace_hardirqs_off+0xb8/0x300
[  431.937614]  ? ___might_sleep+0x1ed/0x300
[  431.941775]  ? smpboot_thread_fn+0x68b/0xa00
[  431.946187]  ? trace_hardirqs_on+0x310/0x310
[  431.950602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.956145]  ? check_preemption_disabled+0x48/0x200
[  431.961161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.966710]  ? takeover_tasklets+0xa90/0xa90
[  431.971128]  run_ksoftirqd+0x94/0x100
[  431.974951]  smpboot_thread_fn+0x68b/0xa00
[  431.979203]  ? sort_range+0x30/0x30
[  431.982850]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.987960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.993528]  ? __kthread_parkme+0xfb/0x1a0
[  431.998270]  kthread+0x35a/0x420
[  432.001637]  ? sort_range+0x30/0x30
[  432.005286]  ? kthread_bind+0x40/0x40
[  432.009091]  ret_from_fork+0x3a/0x50
[  432.012831] Mem-Info:
[  432.012844] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  432.012856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.015300] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  432.015300]  active_file:18 inactive_file:31 isolated_file:0
[  432.015300]  unevictable:0 dirty:0 writeback:0 unstable:0
[  432.015300]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  432.015300]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  432.015300]  free:13670 free_pcp:352 free_cma:0
[  432.022560] Call Trace:
[  432.031953] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  432.064985]  <IRQ>
[  432.067563] Node 0 
[  432.095512]  dump_stack+0x1c4/0x2b4
[  432.097653] 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
[  432.099865]  ? dump_stack_print_info.cold.2+0x52/0x52
[  432.103467] lowmem_reserve[]:
[  432.129484]  warn_alloc.cold.118+0xb7/0x1bd
[  432.134640]  0
[  432.137753]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.142043]  2815 6318
[  432.143858]  ? lock_downgrade+0x900/0x900
[  432.148672]  6318
[  432.151180]  ? trace_hardirqs_off+0xb8/0x300
[  432.155301] Node 0 
[  432.157364]  ? trace_hardirqs_off+0xb8/0x300
[  432.161770] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  432.163997]  __alloc_pages_slowpath+0x2667/0x2d80
[  432.168374] lowmem_reserve[]:
[  432.195130]  ? warn_alloc+0x120/0x120
[  432.199929]  0
[  432.203040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.206810]  0 3503
[  432.208616]  ? warn_alloc+0x120/0x120
[  432.213615]  3503
[  432.215856]  ? print_usage_bug+0xc0/0xc0
[  432.221689]  ? warn_alloc+0x120/0x120
[  432.225726] Node 0 
[  432.229516]  ? print_usage_bug+0xc0/0xc0
[  432.229547] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  432.229555] lowmem_reserve[]:
[  432.231790]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.235823]  0 0
[  432.264470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.267544]  0
[  432.272732]  ? should_fail+0x22d/0xd01
[  432.274680]  0
[  432.280214]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.285882]  ? __lock_acquire+0x7ec/0x4ec0
[  432.287658] Node 0 
[  432.292770]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.296981] DMA: 
[  432.299216]  ? should_fail+0x22d/0xd01
[  432.304294] 1*4kB 
[  432.306362]  ? mark_held_locks+0x130/0x130
[  432.310219] (U) 
[  432.312364]  ? mark_held_locks+0x130/0x130
[  432.316582] 0*8kB 
[  432.318555]  ? print_usage_bug+0xc0/0xc0
[  432.322767] 0*16kB 1*32kB 
[  432.324931]  ? find_held_lock+0x36/0x1c0
[  432.328968] (U) 2*64kB 
[  432.331823]  ? graph_lock+0x170/0x170
[  432.335855] (U) 1*128kB 
[  432.338453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.342226] (U) 
[  432.344894]  ? check_preemption_disabled+0x48/0x200
[  432.350404] 1*256kB (U) 
[  432.352389]  ? check_preemption_disabled+0x48/0x200
[  432.357394] 0*512kB 
[  432.360072]  ? __lock_is_held+0xb5/0x140
[  432.365054] 1*1024kB 
[  432.367396]  __alloc_pages_nodemask+0xa80/0xde0
[  432.371435] (U) 
[  432.373842]  ? graph_lock+0x170/0x170
[  432.378500] 1*2048kB 
[  432.380477]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.384251] (M) 
[  432.386659]  ? graph_lock+0x170/0x170
[  432.391657] 3*4096kB 
[  432.393638]  ? find_held_lock+0x36/0x1c0
[  432.397409] (M) 
[  432.399835]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.403876] = 15908kB
[  432.405851]  ? lock_downgrade+0x900/0x900
[  432.410500] Node 0 
[  432.412918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.417044] DMA32: 
[  432.419282]  cache_grow_begin+0x91/0x8c0
[  432.424790] 4*4kB 
[  432.427031]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.431065] (UM) 
[  432.433216]  fallback_alloc+0x203/0x2e0
[  432.437608] 1*8kB 
[  432.439669]  ____cache_alloc_node+0x1c7/0x1e0
[  432.443614] (M) 
[  432.445765]  kmem_cache_alloc_node+0xe3/0x730
[  432.450227] 3*16kB (M) 
[  432.452219]  ? mark_held_locks+0xc7/0x130
[  432.456681] 3*32kB (M) 
[  432.459281]  __alloc_skb+0x119/0x770
[  432.463395] 1*64kB 
[  432.465976]  ? skb_scrub_packet+0x490/0x490
[  432.469664] (M) 
[  432.471905]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  432.476203] 3*128kB 
[  432.478181]  ? queue_work_on+0x12c/0x1e0
[  432.482732] (UM) 
[  432.485054]  ? switchdev_port_obj_del+0xdc/0x450
[  432.489084] 3*256kB (UM) 
[  432.491159]  ? switchdev_trans_item_enqueue+0x260/0x260
[  432.495896] 4*512kB 
[  432.498667]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.504009] (UM) 
[  432.506344]  __br_mdb_notify+0x4ff/0x15d0
[  432.511349] 3*1024kB (M) 
[  432.513429]  ? __br_mdb_add+0x800/0x800
[  432.517533] 3*2048kB (M) 
[  432.520302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.524240] 3*4096kB (M) 
[  432.527007]  ? __lock_acquire+0x7ec/0x4ec0
[  432.532517] = 24936kB
[  432.535280]  ? kasan_check_read+0x11/0x20
[  432.539541] Node 0 
[  432.541958]  ? debug_object_init_on_stack+0x20/0x20
[  432.546080] Normal: 
[  432.548327]  ? graph_lock+0x170/0x170
[  432.553334] 1267*4kB 
[  432.555658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.559433] (UMEH) 
[  432.561845]  br_mdb_notify+0x310/0x410
[  432.567358] 430*8kB 
[  432.569589]  ? br_mdb_dump+0x2530/0x2530
[  432.573456] (UMEH) 
[  432.575786]  br_multicast_del_pg+0x3df/0x790
[  432.579813] 212*16kB 
[  432.582047]  ? br_mdb_ip_get+0x940/0x940
[  432.586430] (UMEH) 
[  432.588842]  ? kasan_check_write+0x14/0x20
[  432.592879] 35*32kB 
[  432.595117]  ? do_raw_spin_lock+0xc1/0x200
[  432.599326] (MH) 9*64kB 
[  432.601659]  br_multicast_port_group_expired+0x189/0x1e0
[  432.605861] (MH) 1*128kB 
[  432.608547]  call_timer_fn+0x272/0x920
[  432.614226] (H) 
[  432.616993]  ? br_multicast_del_pg+0x790/0x790
[  432.620854] 1*256kB (H) 
[  432.622841]  ? process_timeout+0x40/0x40
[  432.627397] 0*512kB 
[  432.630067]  ? find_held_lock+0x36/0x1c0
[  432.634105] 0*1024kB 
[  432.636464]  ? __run_timers+0x7da/0xc70
[  432.640493] 0*2048kB 
[  432.642901]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.646850] 0*4096kB 
[  432.649274]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.653749] = 13980kB
[  432.656157]  ? br_multicast_del_pg+0x790/0x790
[  432.660634] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.663036]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  432.667600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.676439]  ? trace_hardirqs_on+0xbd/0x310
[  432.680993] 4516 total pagecache pages
[  432.689572]  ? kasan_check_read+0x11/0x20
[  432.693893] 0 pages in swap cache
[  432.697769]  ? __run_timers+0x7da/0xc70
[  432.701892] Swap cache stats: add 0, delete 0, find 0/0
[  432.701901] Free swap  = 0kB
[  432.705352]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.709301] Total swap = 0kB
[  432.714672]  ? br_multicast_del_pg+0x790/0x790
[  432.717670] 1965979 pages RAM
[  432.723115]  ? br_multicast_del_pg+0x790/0x790
[  432.726115] 0 pages HighMem/MovableOnly
[  432.730695]  __run_timers+0x7e5/0xc70
[  432.733768] 343324 pages reserved
[  432.733777] 0 pages cma reserved
[  432.738370]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.742550] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.746112]  ? check_preemption_disabled+0x48/0x200
[  432.749543] ksoftirqd/0 cpuset=
[  432.752914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.758257] /
[  432.768574]  ? rcu_irq_exit+0xce/0x100
[  432.773564]  mems_allowed=0
[  432.776842]  ? irq_exit+0xbd/0x1c0
[  432.794375]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.799401]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.804170]  ? retint_kernel+0x2d/0x2d
[  432.808065]  ? trace_hardirqs_on_caller+0xc0/0x300
[  432.813002]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.817759]  ? trace_hardirqs_off_caller+0x300/0x300
[  432.822869]  ? graph_lock+0x170/0x170
[  432.826679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.832236]  ? check_preemption_disabled+0x48/0x200
[  432.837265]  ? __lock_is_held+0xb5/0x140
[  432.841326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.846877]  ? check_preemption_disabled+0x48/0x200
[  432.851904]  run_timer_softirq+0x52/0xb0
[  432.855970]  ? rcu_read_lock_sched_held+0x108/0x120
[  432.860996]  __do_softirq+0x30b/0xad8
[  432.864812]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.869925]  ? pvclock_read_flags+0x160/0x160
[  432.874461]  ? lapic_next_event+0x5a/0x90
[  432.878609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.884145]  ? check_preemption_disabled+0x48/0x200
[  432.889164]  ? check_preemption_disabled+0x48/0x200
[  432.894194]  ? kvm_clock_read+0x18/0x30
[  432.898168]  ? kvm_sched_clock_read+0x9/0x20
[  432.902585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.908124]  ? check_preemption_disabled+0x48/0x200
[  432.913154]  irq_exit+0x17f/0x1c0
[  432.916619]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.921463]  ? smp_reschedule_interrupt+0x109/0x650
[  432.926489]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.932379]  ? interrupt_entry+0xb5/0xf0
[  432.936449]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.941490]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.946545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.951390]  ? trace_hardirqs_off+0x300/0x300
[  432.955888]  ? trace_hardirqs_off+0x300/0x300
[  432.960388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.965936]  ? check_preemption_disabled+0x48/0x200
[  432.970954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.976504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.981365]  apic_timer_interrupt+0xf/0x20
[  432.985605]  </IRQ>
[  432.987853] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  432.992798] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  433.011706] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  433.019415] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  433.026685] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  433.033955] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  433.041224] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  433.048491] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  433.055820]  skb_clone+0x1bb/0x500
[  433.059375]  ? skb_split+0x11e0/0x11e0
[  433.063284]  ? preempt_notifier_register+0x200/0x200
[  433.068387]  ? __switch_to_asm+0x34/0x70
[  433.072455]  ? __switch_to_asm+0x34/0x70
[  433.076516]  ? __switch_to_asm+0x40/0x70
[  433.080583]  ? __switch_to_asm+0x34/0x70
[  433.084641]  ? __switch_to_asm+0x40/0x70
[  433.088705]  ? __switch_to_asm+0x40/0x70
[  433.092768]  ? __switch_to_asm+0x34/0x70
[  433.096828]  ? __switch_to_asm+0x34/0x70
[  433.100887]  ? __switch_to_asm+0x40/0x70
[  433.104946]  ? __switch_to_asm+0x34/0x70
[  433.109046]  bpf_clone_redirect+0xb9/0x490
[  433.113297]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  433.118323]  ? __sched_text_start+0x8/0x8
[  433.122472]  ? retint_kernel+0x2d/0x2d
[  433.126368]  ? find_held_lock+0x36/0x1c0
[  433.130449]  ? lock_acquire+0x1ed/0x520
[  433.134433]  ? bpf_test_run+0x32e/0x5a0
[  433.138412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.143962]  ? check_preemption_disabled+0x48/0x200
[  433.148987]  ? kasan_check_read+0x11/0x20
[  433.153139]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.158420]  ? rcu_bh_qs+0xc0/0xc0
[  433.161974]  ? preempt_schedule+0x4d/0x60
[  433.166128]  ? ___preempt_schedule+0x16/0x18
[  433.170556]  ? bpf_test_run+0x1c0/0x5a0
[  433.174555]  ? netlink_diag_dump+0x2a0/0x2a0
[  433.178969]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.184506]  ? bpf_test_init.isra.9+0x70/0x100
[  433.189100]  ? bpf_prog_test_run_skb+0x634/0xb40
[  433.193864]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  433.198706]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  433.204256]  ? fput+0x130/0x1a0
[  433.207552]  ? __bpf_prog_get+0x9b/0x290
[  433.211619]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  433.216462]  ? bpf_prog_test_run+0x130/0x1a0
[  433.220881]  ? __x64_sys_bpf+0x3d8/0x510
[  433.224946]  ? bpf_prog_get+0x20/0x20
[  433.228774]  ? do_syscall_64+0x1b9/0x820
[  433.232841]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  433.238212]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.243165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.248012]  ? trace_hardirqs_off+0x300/0x300
[  433.252510]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.257551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.263103]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.268127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.272982]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  433.278380] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  433.278577] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.285143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.285152] Call Trace:
[  433.295626] syz-executor1 cpuset=
[  433.304979]  dump_stack+0x1c4/0x2b4
[  433.307546] syz1
[  433.310996]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.314606]  mems_allowed=0
[  433.316588]  warn_alloc.cold.118+0xb7/0x1bd
[  433.328990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.333853]  ? lock_downgrade+0x900/0x900
[  433.338018]  ? trace_hardirqs_off+0xb8/0x300
[  433.342439]  ? trace_hardirqs_off+0xb8/0x300
[  433.346875]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.351778]  ? warn_alloc+0x120/0x120
[  433.355591]  ? warn_alloc+0x120/0x120
[  433.359394]  ? print_usage_bug+0xc0/0xc0
[  433.363460]  ? warn_alloc+0x120/0x120
[  433.367262]  ? print_usage_bug+0xc0/0xc0
[  433.371338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.376882]  ? should_fail+0x22d/0xd01
[  433.380809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.385913]  ? __lock_acquire+0x7ec/0x4ec0
[  433.390192]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.395294]  ? __lock_acquire+0x7ec/0x4ec0
[  433.399528]  ? should_fail+0x22d/0xd01
[  433.403418]  ? mark_held_locks+0x130/0x130
[  433.407666]  ? mark_held_locks+0x130/0x130
[  433.411906]  ? mark_held_locks+0x130/0x130
[  433.416155]  ? graph_lock+0x170/0x170
[  433.419963]  ? ret_from_fork+0x3a/0x50
[  433.423859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.429399]  ? check_preemption_disabled+0x48/0x200
[  433.434425]  ? check_preemption_disabled+0x48/0x200
[  433.439469]  ? __lock_is_held+0xb5/0x140
[  433.443555]  __alloc_pages_nodemask+0xa80/0xde0
[  433.448230]  ? graph_lock+0x170/0x170
[  433.452036]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.457049]  ? graph_lock+0x170/0x170
[  433.460869]  ? find_held_lock+0x36/0x1c0
[  433.464956]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.469630]  ? lock_downgrade+0x900/0x900
[  433.473787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.479335]  cache_grow_begin+0x91/0x8c0
[  433.483397]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.487817]  fallback_alloc+0x203/0x2e0
[  433.491802]  ____cache_alloc_node+0x1c7/0x1e0
[  433.496303]  kmem_cache_alloc_node+0xe3/0x730
[  433.500797]  ? mark_held_locks+0xc7/0x130
[  433.504960]  __alloc_skb+0x119/0x770
[  433.508682]  ? skb_scrub_packet+0x490/0x490
[  433.513006]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  433.517595]  ? queue_work_on+0x12c/0x1e0
[  433.521722]  ? switchdev_port_obj_del+0xdc/0x450
[  433.526480]  ? switchdev_trans_item_enqueue+0x260/0x260
[  433.531852]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.536900]  __br_mdb_notify+0x4ff/0x15d0
[  433.541064]  ? __br_mdb_add+0x800/0x800
[  433.545045]  ? __lock_acquire+0x7ec/0x4ec0
[  433.549287]  ? ___ratelimit+0x36f/0x655
[  433.553274]  ? debug_object_init_on_stack+0x20/0x20
[  433.558301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.563878]  br_mdb_notify+0x310/0x410
[  433.567768]  ? br_mdb_dump+0x2530/0x2530
[  433.571848]  br_multicast_del_pg+0x3df/0x790
[  433.576266]  ? br_mdb_ip_get+0x940/0x940
[  433.580337]  ? kasan_check_write+0x14/0x20
[  433.584581]  ? do_raw_spin_lock+0xc1/0x200
[  433.588824]  br_multicast_port_group_expired+0x189/0x1e0
[  433.594284]  call_timer_fn+0x272/0x920
[  433.598173]  ? br_multicast_del_pg+0x790/0x790
[  433.602760]  ? process_timeout+0x40/0x40
[  433.606819]  ? find_held_lock+0x36/0x1c0
[  433.610893]  ? __run_timers+0x7da/0xc70
[  433.614880]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.619374]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.623868]  ? br_multicast_del_pg+0x790/0x790
[  433.628457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  433.633044]  ? trace_hardirqs_on+0xbd/0x310
[  433.637363]  ? kasan_check_read+0x11/0x20
[  433.641512]  ? __run_timers+0x7da/0xc70
[  433.645493]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.650959]  ? br_multicast_del_pg+0x790/0x790
[  433.655547]  ? br_multicast_del_pg+0x790/0x790
[  433.660132]  __run_timers+0x7e5/0xc70
[  433.663957]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  433.669334]  ? compat_start_thread+0x80/0x80
[  433.673751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.679295]  ? _raw_spin_unlock_irq+0x60/0x80
[  433.683794]  ? finish_task_switch+0x1f5/0x900
[  433.688291]  ? finish_task_switch+0x1b5/0x900
[  433.692874]  ? __switch_to_asm+0x34/0x70
[  433.696948]  ? preempt_notifier_register+0x200/0x200
[  433.702052]  ? __switch_to_asm+0x34/0x70
[  433.706111]  ? __switch_to_asm+0x40/0x70
[  433.710173]  ? __switch_to_asm+0x34/0x70
[  433.714233]  ? __switch_to_asm+0x40/0x70
[  433.718294]  ? __switch_to_asm+0x34/0x70
[  433.722355]  ? __switch_to_asm+0x40/0x70
[  433.726419]  ? __switch_to_asm+0x40/0x70
[  433.730490]  ? pvclock_read_flags+0x160/0x160
[  433.734985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.740521]  ? check_preemption_disabled+0x48/0x200
[  433.745567]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.750845]  ? rcu_pm_notify+0xc0/0xc0
[  433.754738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.760280]  ? check_preemption_disabled+0x48/0x200
[  433.765306]  run_timer_softirq+0x52/0xb0
[  433.769373]  ? rcu_read_lock_sched_held+0x108/0x120
[  433.774391]  __do_softirq+0x30b/0xad8
[  433.778203]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  433.783310]  ? trace_hardirqs_off_caller+0x300/0x300
[  433.788415]  ? retint_kernel+0x1b/0x2d
[  433.792329]  ? schedule+0x108/0x460
[  433.795959]  ? __schedule+0x1ed0/0x1ed0
[  433.799964]  ? trace_hardirqs_off+0xb8/0x300
[  433.804373]  ? ___might_sleep+0x1ed/0x300
[  433.808528]  ? smpboot_thread_fn+0x68b/0xa00
[  433.812951]  ? trace_hardirqs_on+0x310/0x310
[  433.817366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.822937]  ? check_preemption_disabled+0x48/0x200
[  433.827956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.833502]  ? takeover_tasklets+0xa90/0xa90
[  433.837916]  run_ksoftirqd+0x94/0x100
[  433.841722]  smpboot_thread_fn+0x68b/0xa00
[  433.845965]  ? sort_range+0x30/0x30
[  433.849595]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.854701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.860268]  ? __kthread_parkme+0xfb/0x1a0
[  433.864523]  kthread+0x35a/0x420
[  433.867894]  ? sort_range+0x30/0x30
[  433.871554]  ? kthread_bind+0x40/0x40
[  433.875357]  ret_from_fork+0x3a/0x50
[  433.879140] warn_alloc_show_mem: 1 callbacks suppressed
[  433.879153] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  433.879156] Mem-Info:
[  433.879191] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  433.879191]  active_file:18 inactive_file:31 isolated_file:0
[  433.879191]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.879191]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  433.879191]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  433.879191]  free:13670 free_pcp:352 free_cma:0
[  433.884541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.891819] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.894217] Call Trace:
[  433.927252] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  433.936621]  <IRQ>
[  433.964533] lowmem_reserve[]: 0
[  433.967132]  dump_stack+0x1c4/0x2b4
[  433.993200]  2815 6318
[  433.995365]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.999106]  6318
[  434.002755]  warn_alloc.cold.118+0xb7/0x1bd
[  434.005218] Node 0 
[  434.010404]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.012467] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  434.016765]  ? lock_downgrade+0x900/0x900
[  434.018976] lowmem_reserve[]: 0
[  434.023828]  ? trace_hardirqs_off+0xb8/0x300
[  434.050535]  0 3503
[  434.054708]  ? trace_hardirqs_off+0xb8/0x300
[  434.057956]  3503
[  434.062367]  __alloc_pages_slowpath+0x2667/0x2d80
[  434.069007]  ? warn_alloc+0x120/0x120
[  434.071045] Node 0 
[  434.075888]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.079691] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  434.081900]  ? warn_alloc+0x120/0x120
[  434.086896] lowmem_reserve[]:
[  434.116041]  ? print_usage_bug+0xc0/0xc0
[  434.123813]  0
[  434.126921]  ? warn_alloc+0x120/0x120
[  434.130961]  0
[  434.132757]  ? print_usage_bug+0xc0/0xc0
[  434.136523]  0 0
[  434.138346]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.142384] Node 0 
[  434.144362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.149521] DMA: 
[  434.151777]  ? should_fail+0x22d/0xd01
[  434.157287] 1*4kB 
[  434.159348]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.163214] (U) 
[  434.165358]  ? __lock_acquire+0x7ec/0x4ec0
[  434.170431] 0*8kB 0*16kB 
[  434.172416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.176628] 1*32kB 
[  434.179382]  ? should_fail+0x22d/0xd01
[  434.185316] (U) 
[  434.187568]  ? mark_held_locks+0x130/0x130
[  434.191437] 2*64kB 
[  434.193409]  ? mark_held_locks+0x130/0x130
[  434.197668] (U) 
[  434.199899]  ? print_usage_bug+0xc0/0xc0
[  434.204108] 1*128kB (U) 
[  434.206096]  ? find_held_lock+0x36/0x1c0
[  434.210136] 1*256kB 
[  434.212800]  ? graph_lock+0x170/0x170
[  434.216837] (U) 
[  434.219162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.222940] 0*512kB 
[  434.224917]  ? check_preemption_disabled+0x48/0x200
[  434.230430] 1*1024kB (U) 
[  434.232762]  ? check_preemption_disabled+0x48/0x200
[  434.237755] 1*2048kB 
[  434.240530]  ? __lock_is_held+0xb5/0x140
[  434.245541] (M) 
[  434.247952]  __alloc_pages_nodemask+0xa80/0xde0
[  434.251989] 3*4096kB 
[  434.253964]  ? graph_lock+0x170/0x170
[  434.258614] (M) 
[  434.261020]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.264796] = 15908kB
[  434.266796]  ? graph_lock+0x170/0x170
[  434.271791] Node 0 
[  434.274202]  ? find_held_lock+0x36/0x1c0
[  434.277973] DMA32: 
[  434.280214]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.284249] 4*4kB 
[  434.286481]  ? lock_downgrade+0x900/0x900
[  434.291122] (UM) 1*8kB 
[  434.293307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.297443] (M) 
[  434.300027]  cache_grow_begin+0x91/0x8c0
[  434.305546] 3*16kB 
[  434.307520]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.311567] (M) 
[  434.313810]  fallback_alloc+0x203/0x2e0
[  434.318195] 3*32kB 
[  434.320169]  ____cache_alloc_node+0x1c7/0x1e0
[  434.324121] (M) 
[  434.326380]  kmem_cache_alloc_node+0xe3/0x730
[  434.330851] 1*64kB 
[  434.332824]  ? mark_held_locks+0xc7/0x130
[  434.337294] (M) 
[  434.339537]  __alloc_skb+0x119/0x770
[  434.343659] 3*128kB (UM) 
[  434.345644]  ? skb_scrub_packet+0x490/0x490
[  434.349327] 3*256kB (UM) 
[  434.352098]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  434.356389] 4*512kB (UM) 
[  434.359159]  ? queue_work_on+0x12c/0x1e0
[  434.363715] 3*1024kB 
[  434.366498]  ? switchdev_port_obj_del+0xdc/0x450
[  434.370540] (M) 
[  434.372952]  ? switchdev_trans_item_enqueue+0x260/0x260
[  434.377688] 3*2048kB 
[  434.379662]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.384998] (M) 
[  434.387414]  __br_mdb_notify+0x4ff/0x15d0
[  434.392396] 3*4096kB (M) 
[  434.394385]  ? __br_mdb_add+0x800/0x800
[  434.398526] = 24936kB
[  434.398548] Node 0 
[  434.401307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.405255] Normal: 
[  434.407667]  ? __lock_acquire+0x7ec/0x4ec0
[  434.409883] 1267*4kB 
[  434.415435]  ? kasan_check_read+0x11/0x20
[  434.417732] (UMEH) 
[  434.421968]  ? debug_object_init_on_stack+0x20/0x20
[  434.424353] 430*8kB 
[  434.428520]  ? graph_lock+0x170/0x170
[  434.430744] (UMEH) 
[  434.435756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.438083] 212*16kB 
[  434.441891]  br_mdb_notify+0x310/0x410
[  434.444101] (UMEH) 
[  434.449632]  ? br_mdb_dump+0x2530/0x2530
[  434.452015] 35*32kB (MH) 
[  434.455922]  br_multicast_del_pg+0x3df/0x790
[  434.458128] 9*64kB (MH) 
[  434.462194]  ? br_mdb_ip_get+0x940/0x940
[  434.464933] 1*128kB 
[  434.469339]  ? kasan_check_write+0x14/0x20
[  434.471981] (H) 
[  434.476043]  ? do_raw_spin_lock+0xc1/0x200
[  434.478341] 1*256kB 
[  434.482572]  br_multicast_port_group_expired+0x189/0x1e0
[  434.484530] (H) 
[  434.488763]  call_timer_fn+0x272/0x920
[  434.491065] 0*512kB 
[  434.496508]  ? br_multicast_del_pg+0x790/0x790
[  434.498472] 0*1024kB 
[  434.502368]  ? process_timeout+0x40/0x40
[  434.504674] 0*2048kB 
[  434.509253]  ? find_held_lock+0x36/0x1c0
[  434.511643] 0*4096kB 
[  434.515702]  ? __run_timers+0x7da/0xc70
[  434.518079] = 13980kB
[  434.518094] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.522146]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.524549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.528549]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.530955] 4516 total pagecache pages
[  434.539784]  ? br_multicast_del_pg+0x790/0x790
[  434.544276] 0 pages in swap cache
[  434.552855]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  434.557332] Swap cache stats: add 0, delete 0, find 0/0
[  434.561234]  ? trace_hardirqs_on+0xbd/0x310
[  434.565787] Free swap  = 0kB
[  434.569233]  ? kasan_check_read+0x11/0x20
[  434.573797] Total swap = 0kB
[  434.579155]  ? __run_timers+0x7da/0xc70
[  434.583456] 1965979 pages RAM
[  434.586474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.590595] 0 pages HighMem/MovableOnly
[  434.593609]  ? br_multicast_del_pg+0x790/0x790
[  434.597565] 343324 pages reserved
[  434.597574] 0 pages cma reserved
[  434.600676]  ? br_multicast_del_pg+0x790/0x790
[  434.606290] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.610073]  __run_timers+0x7e5/0xc70
[  434.614633] ksoftirqd/0 cpuset=
[  434.618090]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  434.621431] /
[  434.626001]  ? check_preemption_disabled+0x48/0x200
[  434.626021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.636311]  mems_allowed=0
[  434.640119]  ? rcu_irq_exit+0xce/0x100
[  434.667767]  ? irq_exit+0xbd/0x1c0
[  434.671316]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  434.676338]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.681108]  ? retint_kernel+0x2d/0x2d
[  434.685002]  ? trace_hardirqs_on_caller+0xc0/0x300
[  434.689939]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.694700]  ? trace_hardirqs_off_caller+0x300/0x300
[  434.699813]  ? graph_lock+0x170/0x170
[  434.703619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.709158]  ? check_preemption_disabled+0x48/0x200
[  434.714202]  ? __lock_is_held+0xb5/0x140
[  434.718269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.723808]  ? check_preemption_disabled+0x48/0x200
[  434.728835]  run_timer_softirq+0x52/0xb0
[  434.732899]  ? rcu_read_lock_sched_held+0x108/0x120
[  434.737930]  __do_softirq+0x30b/0xad8
[  434.741752]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  434.746868]  ? pvclock_read_flags+0x160/0x160
[  434.751366]  ? lapic_next_event+0x5a/0x90
[  434.755517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.761056]  ? check_preemption_disabled+0x48/0x200
[  434.766073]  ? check_preemption_disabled+0x48/0x200
[  434.771100]  ? kvm_clock_read+0x18/0x30
[  434.775079]  ? kvm_sched_clock_read+0x9/0x20
[  434.779502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.785037]  ? check_preemption_disabled+0x48/0x200
[  434.790072]  irq_exit+0x17f/0x1c0
[  434.793532]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.798382]  ? smp_reschedule_interrupt+0x109/0x650
[  434.803404]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.809301]  ? interrupt_entry+0xb5/0xf0
[  434.813369]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.818401]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.823430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.828288]  ? trace_hardirqs_off+0x300/0x300
[  434.832780]  ? trace_hardirqs_off+0x300/0x300
[  434.837281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.842823]  ? check_preemption_disabled+0x48/0x200
[  434.847841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.853397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.858288]  apic_timer_interrupt+0xf/0x20
[  434.862521]  </IRQ>
[  434.864767] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  434.869704] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  434.888615] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  434.896347] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.903617] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  434.910887] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  434.918153] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  434.925420] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  434.932742]  skb_clone+0x1bb/0x500
[  434.936312]  ? skb_split+0x11e0/0x11e0
[  434.940216]  ? preempt_notifier_register+0x200/0x200
[  434.945321]  ? __switch_to_asm+0x34/0x70
[  434.949382]  ? __switch_to_asm+0x34/0x70
[  434.953465]  ? __switch_to_asm+0x40/0x70
[  434.957521]  ? __switch_to_asm+0x34/0x70
[  434.961577]  ? __switch_to_asm+0x40/0x70
[  434.965638]  ? __switch_to_asm+0x40/0x70
[  434.969698]  ? __switch_to_asm+0x34/0x70
[  434.973760]  ? __switch_to_asm+0x34/0x70
[  434.977819]  ? __switch_to_asm+0x40/0x70
[  434.981882]  ? __switch_to_asm+0x34/0x70
[  434.985955]  bpf_clone_redirect+0xb9/0x490
[  434.990205]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  434.995229]  ? __sched_text_start+0x8/0x8
[  434.999386]  ? retint_kernel+0x2d/0x2d
[  435.003316]  ? find_held_lock+0x36/0x1c0
[  435.007390]  ? lock_acquire+0x1ed/0x520
[  435.011383]  ? bpf_test_run+0x32e/0x5a0
[  435.015381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.020925]  ? check_preemption_disabled+0x48/0x200
[  435.025950]  ? kasan_check_read+0x11/0x20
[  435.030103]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.035385]  ? rcu_bh_qs+0xc0/0xc0
[  435.038948]  ? preempt_schedule+0x4d/0x60
[  435.043098]  ? ___preempt_schedule+0x16/0x18
[  435.047527]  ? bpf_test_run+0x1c0/0x5a0
[  435.051518]  ? netlink_diag_dump+0x2a0/0x2a0
[  435.055938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.061476]  ? bpf_test_init.isra.9+0x70/0x100
[  435.066064]  ? bpf_prog_test_run_skb+0x634/0xb40
[  435.070832]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  435.075680]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.081221]  ? fput+0x130/0x1a0
[  435.084505]  ? __bpf_prog_get+0x9b/0x290
[  435.088570]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  435.093411]  ? bpf_prog_test_run+0x130/0x1a0
[  435.097830]  ? __x64_sys_bpf+0x3d8/0x510
[  435.101892]  ? bpf_prog_get+0x20/0x20
[  435.105724]  ? do_syscall_64+0x1b9/0x820
[  435.109792]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  435.115158]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.120090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.124941]  ? trace_hardirqs_off+0x300/0x300
[  435.129445]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.134467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.140007]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.145038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.149894]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.155288] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  435.155529] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.162057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.172536] syz-executor1 cpuset=
[  435.181879] Call Trace:
[  435.181883] syz1 mems_allowed=0
[  435.185360]  dump_stack+0x1c4/0x2b4
[  435.194818]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.200030]  warn_alloc.cold.118+0xb7/0x1bd
[  435.204355]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.209209]  ? lock_downgrade+0x900/0x900
[  435.213384]  ? trace_hardirqs_off+0xb8/0x300
[  435.217803]  ? trace_hardirqs_off+0xb8/0x300
[  435.222221]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.227098]  ? warn_alloc+0x120/0x120
[  435.230905]  ? warn_alloc+0x120/0x120
[  435.234715]  ? print_usage_bug+0xc0/0xc0
[  435.238788]  ? warn_alloc+0x120/0x120
[  435.242591]  ? print_usage_bug+0xc0/0xc0
[  435.246669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.252211]  ? should_fail+0x22d/0xd01
[  435.256104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.261206]  ? __lock_acquire+0x7ec/0x4ec0
[  435.265450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.270559]  ? __lock_acquire+0x7ec/0x4ec0
[  435.274791]  ? should_fail+0x22d/0xd01
[  435.278677]  ? mark_held_locks+0x130/0x130
[  435.282920]  ? mark_held_locks+0x130/0x130
[  435.287172]  ? mark_held_locks+0x130/0x130
[  435.291418]  ? graph_lock+0x170/0x170
[  435.295223]  ? ret_from_fork+0x3a/0x50
[  435.299118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.304656]  ? check_preemption_disabled+0x48/0x200
[  435.309671]  ? check_preemption_disabled+0x48/0x200
[  435.314699]  ? __lock_is_held+0xb5/0x140
[  435.318780]  __alloc_pages_nodemask+0xa80/0xde0
[  435.323456]  ? graph_lock+0x170/0x170
[  435.327267]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  435.332283]  ? graph_lock+0x170/0x170
[  435.336098]  ? find_held_lock+0x36/0x1c0
[  435.340176]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.344851]  ? lock_downgrade+0x900/0x900
[  435.349019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.354571]  cache_grow_begin+0x91/0x8c0
[  435.358636]  ? do_raw_spin_unlock+0xa7/0x2f0
[  435.363052]  fallback_alloc+0x203/0x2e0
[  435.367040]  ____cache_alloc_node+0x1c7/0x1e0
[  435.371548]  kmem_cache_alloc_node+0xe3/0x730
[  435.376043]  ? mark_held_locks+0xc7/0x130
[  435.380206]  __alloc_skb+0x119/0x770
[  435.383930]  ? skb_scrub_packet+0x490/0x490
[  435.388253]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  435.392856]  ? queue_work_on+0x12c/0x1e0
[  435.396929]  ? switchdev_port_obj_del+0xdc/0x450
[  435.401688]  ? switchdev_trans_item_enqueue+0x260/0x260
[  435.407063]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  435.412094]  __br_mdb_notify+0x4ff/0x15d0
[  435.416272]  ? __br_mdb_add+0x800/0x800
[  435.420256]  ? __lock_acquire+0x7ec/0x4ec0
[  435.424496]  ? ___ratelimit+0x36f/0x655
[  435.428489]  ? debug_object_init_on_stack+0x20/0x20
[  435.433512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.439066]  br_mdb_notify+0x310/0x410
[  435.442967]  ? br_mdb_dump+0x2530/0x2530
[  435.447053]  br_multicast_del_pg+0x3df/0x790
[  435.451471]  ? br_mdb_ip_get+0x940/0x940
[  435.455545]  ? kasan_check_write+0x14/0x20
[  435.459783]  ? do_raw_spin_lock+0xc1/0x200
[  435.464026]  br_multicast_port_group_expired+0x189/0x1e0
[  435.469484]  call_timer_fn+0x272/0x920
[  435.473374]  ? br_multicast_del_pg+0x790/0x790
[  435.477964]  ? process_timeout+0x40/0x40
[  435.482023]  ? find_held_lock+0x36/0x1c0
[  435.486099]  ? __run_timers+0x7da/0xc70
[  435.490080]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.494575]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.499071]  ? br_multicast_del_pg+0x790/0x790
[  435.503653]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.508244]  ? trace_hardirqs_on+0xbd/0x310
[  435.512580]  ? kasan_check_read+0x11/0x20
[  435.516730]  ? __run_timers+0x7da/0xc70
[  435.520711]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.526169]  ? br_multicast_del_pg+0x790/0x790
[  435.530757]  ? br_multicast_del_pg+0x790/0x790
[  435.535373]  __run_timers+0x7e5/0xc70
[  435.539191]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  435.544562]  ? compat_start_thread+0x80/0x80
[  435.548984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.554538]  ? _raw_spin_unlock_irq+0x60/0x80
[  435.559045]  ? finish_task_switch+0x1f5/0x900
[  435.563545]  ? finish_task_switch+0x1b5/0x900
[  435.568039]  ? __switch_to_asm+0x34/0x70
[  435.572131]  ? preempt_notifier_register+0x200/0x200
[  435.577242]  ? __switch_to_asm+0x34/0x70
[  435.581330]  ? __switch_to_asm+0x40/0x70
[  435.585393]  ? __switch_to_asm+0x34/0x70
[  435.589454]  ? __switch_to_asm+0x40/0x70
[  435.593516]  ? __switch_to_asm+0x34/0x70
[  435.597587]  ? __switch_to_asm+0x40/0x70
[  435.601646]  ? __switch_to_asm+0x40/0x70
[  435.605721]  ? pvclock_read_flags+0x160/0x160
[  435.610224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.615766]  ? check_preemption_disabled+0x48/0x200
[  435.620795]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.626080]  ? rcu_pm_notify+0xc0/0xc0
[  435.629990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.635535]  ? check_preemption_disabled+0x48/0x200
[  435.640573]  run_timer_softirq+0x52/0xb0
[  435.644640]  ? rcu_read_lock_sched_held+0x108/0x120
[  435.649665]  __do_softirq+0x30b/0xad8
[  435.653482]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  435.658586]  ? trace_hardirqs_off_caller+0x300/0x300
[  435.663689]  ? retint_kernel+0x1b/0x2d
[  435.667587]  ? schedule+0x108/0x460
[  435.671226]  ? __schedule+0x1ed0/0x1ed0
[  435.675206]  ? trace_hardirqs_off+0xb8/0x300
[  435.679617]  ? ___might_sleep+0x1ed/0x300
[  435.683770]  ? smpboot_thread_fn+0x68b/0xa00
[  435.688182]  ? trace_hardirqs_on+0x310/0x310
[  435.692596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.698138]  ? check_preemption_disabled+0x48/0x200
[  435.703154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.708698]  ? takeover_tasklets+0xa90/0xa90
[  435.713111]  run_ksoftirqd+0x94/0x100
[  435.716915]  smpboot_thread_fn+0x68b/0xa00
[  435.721161]  ? sort_range+0x30/0x30
[  435.724812]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  435.729937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.735480]  ? __kthread_parkme+0xfb/0x1a0
[  435.739742]  kthread+0x35a/0x420
[  435.743108]  ? sort_range+0x30/0x30
[  435.746733]  ? kthread_bind+0x40/0x40
[  435.750557]  ret_from_fork+0x3a/0x50
[  435.754296] warn_alloc_show_mem: 1 callbacks suppressed
[  435.754308] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  435.754311] Mem-Info:
[  435.754347] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  435.754347]  active_file:18 inactive_file:31 isolated_file:0
[  435.754347]  unevictable:0 dirty:0 writeback:0 unstable:0
[  435.754347]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  435.754347]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  435.754347]  free:13670 free_pcp:352 free_cma:0
[  435.759682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.759691] Call Trace:
[  435.766978] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.769381]  <IRQ>
[  435.802419] Node 0 
[  435.811781]  dump_stack+0x1c4/0x2b4
[  435.814363] 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
[  435.842279]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.844404] lowmem_reserve[]:
[  435.846655]  warn_alloc.cold.118+0xb7/0x1bd
[  435.850255]  0
[  435.875756]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.880945]  2815
[  435.884053]  ? lock_downgrade+0x900/0x900
[  435.888344]  6318 6318
[  435.890169]  ? trace_hardirqs_off+0xb8/0x300
[  435.894981] Node 0 
[  435.897044]  ? trace_hardirqs_off+0xb8/0x300
[  435.901190] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  435.903662]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.908041] lowmem_reserve[]:
[  435.910310]  ? warn_alloc+0x120/0x120
[  435.914672]  0
[  435.941388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.946203]  0
[  435.949304]  ? warn_alloc+0x120/0x120
[  435.953083]  3503
[  435.954883]  ? print_usage_bug+0xc0/0xc0
[  435.959868]  3503
[  435.961687]  ? warn_alloc+0x120/0x120
[  435.965463] Node 0 
[  435.967544]  ? print_usage_bug+0xc0/0xc0
[  435.967563]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.971632] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  435.973672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.977434] lowmem_reserve[]: 0
[  435.979681]  ? should_fail+0x22d/0xd01
[  435.983723]  0
[  435.988910]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.018051]  0 0
[  436.023620]  ? __lock_acquire+0x7ec/0x4ec0
[  436.030758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.032539] Node 0 
[  436.037635]  ? should_fail+0x22d/0xd01
[  436.039592] DMA: 
[  436.043829]  ? mark_held_locks+0x130/0x130
[  436.048902] 1*4kB 
[  436.051159]  ? mark_held_locks+0x130/0x130
[  436.055022] (U) 
[  436.057083]  ? print_usage_bug+0xc0/0xc0
[  436.061300] 0*8kB 0*16kB 
[  436.063476]  ? find_held_lock+0x36/0x1c0
[  436.067701] 1*32kB 
[  436.069675]  ? graph_lock+0x170/0x170
[  436.073718] (U) 
[  436.076491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.080518] 2*64kB (U) 
[  436.082772]  ? check_preemption_disabled+0x48/0x200
[  436.086572] 1*128kB (U) 
[  436.088555]  ? check_preemption_disabled+0x48/0x200
[  436.094072] 1*256kB 
[  436.096659]  ? __lock_is_held+0xb5/0x140
[  436.101649] (U) 
[  436.104320]  __alloc_pages_nodemask+0xa80/0xde0
[  436.109480] 0*512kB 1*1024kB 
[  436.111847]  ? graph_lock+0x170/0x170
[  436.115883] (U) 
[  436.117856]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  436.122516] 1*2048kB 
[  436.125627]  ? graph_lock+0x170/0x170
[  436.129425] (M) 3*4096kB (M) 
[  436.131429]  ? find_held_lock+0x36/0x1c0
[  436.136407] = 15908kB
[  436.136417] Node 0 
[  436.138854]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.142615] DMA32: 4*4kB 
[  436.145727]  ? lock_downgrade+0x900/0x900
[  436.149767] (UM) 
[  436.152202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.154423] 1*8kB 
[  436.159093]  cache_grow_begin+0x91/0x8c0
[  436.161827] (M) 
[  436.165976]  ? do_raw_spin_unlock+0xa7/0x2f0
[  436.168011] 3*16kB (M) 
[  436.173562]  fallback_alloc+0x203/0x2e0
[  436.175685] 3*32kB (M) 
[  436.179764]  ____cache_alloc_node+0x1c7/0x1e0
[  436.181716] 1*64kB 
[  436.186120]  kmem_cache_alloc_node+0xe3/0x730
[  436.188680] (M) 
[  436.192651]  ? mark_held_locks+0xc7/0x130
[  436.195218] 3*128kB 
[  436.199713]  __alloc_skb+0x119/0x770
[  436.201921] (UM) 
[  436.206416]  ? skb_scrub_packet+0x490/0x490
[  436.208370] 3*256kB 
[  436.212512]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  436.214814] (UM) 
[  436.218538]  ? queue_work_on+0x12c/0x1e0
[  436.220583] 4*512kB 
[  436.224910]  ? switchdev_port_obj_del+0xdc/0x450
[  436.227200] (UM) 3*1024kB 
[  436.231789]  ? switchdev_trans_item_enqueue+0x260/0x260
[  436.233828] (M) 
[  436.237902]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  436.240201] 3*2048kB 
[  436.244959]  __br_mdb_notify+0x4ff/0x15d0
[  436.247778] (M) 
[  436.253142]  ? __br_mdb_add+0x800/0x800
[  436.255084] 3*4096kB (M) 
[  436.260105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.262495] = 24936kB
[  436.266683]  ? __lock_acquire+0x7ec/0x4ec0
[  436.268635] Node 0 
[  436.272607]  ? kasan_check_read+0x11/0x20
[  436.275344] Normal: 
[  436.280878]  ? debug_object_init_on_stack+0x20/0x20
[  436.283267] 1267*4kB 
[  436.287496]  ? graph_lock+0x170/0x170
[  436.289706] (UMEH) 
[  436.293858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.296161] 430*8kB 
[  436.301175]  br_mdb_notify+0x310/0x410
[  436.303561] (UMEH) 
[  436.307367]  ? br_mdb_dump+0x2530/0x2530
[  436.309577] 212*16kB (UMEH) 
[  436.315128]  br_multicast_del_pg+0x3df/0x790
[  436.317415] 35*32kB (MH) 
[  436.321323]  ? br_mdb_ip_get+0x940/0x940
[  436.323529] 9*64kB (MH) 
[  436.327595]  ? kasan_check_write+0x14/0x20
[  436.330587] 1*128kB 
[  436.334989]  ? do_raw_spin_lock+0xc1/0x200
[  436.337744] (H) 1*256kB 
[  436.341817]  br_multicast_port_group_expired+0x189/0x1e0
[  436.344459] (H) 
[  436.348692]  call_timer_fn+0x272/0x920
[  436.350985] 0*512kB 0*1024kB 
[  436.355228]  ? br_multicast_del_pg+0x790/0x790
[  436.357873] 0*2048kB 0*4096kB 
[  436.363332]  ? process_timeout+0x40/0x40
[  436.365293] = 13980kB
[  436.369196]  ? find_held_lock+0x36/0x1c0
[  436.372289] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  436.376866]  ? __run_timers+0x7da/0xc70
[  436.380036] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  436.384091]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.386479] 4516 total pagecache pages
[  436.390540]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.399351] 0 pages in swap cache
[  436.403315]  ? br_multicast_del_pg+0x790/0x790
[  436.411876] Swap cache stats: add 0, delete 0, find 0/0
[  436.416367]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  436.420229] Free swap  = 0kB
[  436.424719]  ? trace_hardirqs_on+0xbd/0x310
[  436.428147] Total swap = 0kB
[  436.432726]  ? kasan_check_read+0x11/0x20
[  436.438069] 1965979 pages RAM
[  436.442649]  ? __run_timers+0x7da/0xc70
[  436.445640] 0 pages HighMem/MovableOnly
[  436.445650] 343324 pages reserved
[  436.449973]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.452968] 0 pages cma reserved
[  436.457114]  ? br_multicast_del_pg+0x790/0x790
[  436.460388] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.464168]  ? br_multicast_del_pg+0x790/0x790
[  436.468119] ksoftirqd/0 cpuset=
[  436.471572]  __run_timers+0x7e5/0xc70
[  436.476996] /
[  436.480367]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  436.484961]  mems_allowed=0
[  436.495280]  ? check_preemption_disabled+0x48/0x200
[  436.521904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.527464]  ? rcu_irq_exit+0xce/0x100
[  436.531368]  ? irq_exit+0xbd/0x1c0
[  436.534914]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  436.539939]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.544702]  ? retint_kernel+0x2d/0x2d
[  436.548596]  ? trace_hardirqs_on_caller+0xc0/0x300
[  436.553548]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.558306]  ? trace_hardirqs_off_caller+0x300/0x300
[  436.563422]  ? graph_lock+0x170/0x170
[  436.567242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.572780]  ? check_preemption_disabled+0x48/0x200
[  436.577813]  ? __lock_is_held+0xb5/0x140
[  436.581877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.587415]  ? check_preemption_disabled+0x48/0x200
[  436.592467]  run_timer_softirq+0x52/0xb0
[  436.596544]  ? rcu_read_lock_sched_held+0x108/0x120
[  436.601566]  __do_softirq+0x30b/0xad8
[  436.605379]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  436.610506]  ? pvclock_read_flags+0x160/0x160
[  436.615008]  ? lapic_next_event+0x5a/0x90
[  436.619163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.624704]  ? check_preemption_disabled+0x48/0x200
[  436.629720]  ? check_preemption_disabled+0x48/0x200
[  436.634742]  ? kvm_clock_read+0x18/0x30
[  436.638727]  ? kvm_sched_clock_read+0x9/0x20
[  436.643136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.648671]  ? check_preemption_disabled+0x48/0x200
[  436.653713]  irq_exit+0x17f/0x1c0
[  436.657170]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.662012]  ? smp_reschedule_interrupt+0x109/0x650
[  436.667030]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.672915]  ? interrupt_entry+0xb5/0xf0
[  436.676982]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.681999]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.687017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.691864]  ? trace_hardirqs_off+0x300/0x300
[  436.696357]  ? trace_hardirqs_off+0x300/0x300
[  436.700856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.706394]  ? check_preemption_disabled+0x48/0x200
[  436.711416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.716969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.721826]  apic_timer_interrupt+0xf/0x20
[  436.726056]  </IRQ>
[  436.728298] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  436.733230] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  436.752129] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  436.759847] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  436.767123] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  436.774389] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  436.781654] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  436.788921] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  436.796236]  skb_clone+0x1bb/0x500
[  436.799793]  ? skb_split+0x11e0/0x11e0
[  436.803694]  ? preempt_notifier_register+0x200/0x200
[  436.808799]  ? __switch_to_asm+0x34/0x70
[  436.812859]  ? __switch_to_asm+0x34/0x70
[  436.816918]  ? __switch_to_asm+0x40/0x70
[  436.820978]  ? __switch_to_asm+0x34/0x70
[  436.825038]  ? __switch_to_asm+0x40/0x70
[  436.829103]  ? __switch_to_asm+0x40/0x70
[  436.833164]  ? __switch_to_asm+0x34/0x70
[  436.837222]  ? __switch_to_asm+0x34/0x70
[  436.841282]  ? __switch_to_asm+0x40/0x70
[  436.845343]  ? __switch_to_asm+0x34/0x70
[  436.849415]  bpf_clone_redirect+0xb9/0x490
[  436.853675]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  436.858710]  ? __sched_text_start+0x8/0x8
[  436.862862]  ? retint_kernel+0x2d/0x2d
[  436.866763]  ? find_held_lock+0x36/0x1c0
[  436.870837]  ? lock_acquire+0x1ed/0x520
[  436.874812]  ? bpf_test_run+0x32e/0x5a0
[  436.878792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.884336]  ? check_preemption_disabled+0x48/0x200
[  436.889357]  ? kasan_check_read+0x11/0x20
[  436.893509]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.898800]  ? rcu_bh_qs+0xc0/0xc0
[  436.902349]  ? preempt_schedule+0x4d/0x60
[  436.906498]  ? ___preempt_schedule+0x16/0x18
[  436.910920]  ? bpf_test_run+0x1c0/0x5a0
[  436.914912]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.919330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.924869]  ? bpf_test_init.isra.9+0x70/0x100
[  436.929466]  ? bpf_prog_test_run_skb+0x634/0xb40
[  436.934231]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.939075]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.944610]  ? fput+0x130/0x1a0
[  436.947893]  ? __bpf_prog_get+0x9b/0x290
[  436.951961]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.956801]  ? bpf_prog_test_run+0x130/0x1a0
[  436.961229]  ? __x64_sys_bpf+0x3d8/0x510
[  436.965290]  ? bpf_prog_get+0x20/0x20
[  436.969117]  ? do_syscall_64+0x1b9/0x820
[  436.973183]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  436.978579]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.983511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.988366]  ? trace_hardirqs_off+0x300/0x300
[  436.992875]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.997892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.003437]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.008480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.013330]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.018716] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  437.025475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.034821] Call Trace:
[  437.037421]  dump_stack+0x1c4/0x2b4
[  437.041065]  ? dump_stack_print_info.cold.2+0x52/0x52
[  437.046287]  warn_alloc.cold.118+0xb7/0x1bd
[  437.050610]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.055458]  ? lock_downgrade+0x900/0x900
[  437.059631]  ? trace_hardirqs_off+0xb8/0x300
[  437.064046]  ? trace_hardirqs_off+0xb8/0x300
[  437.068463]  __alloc_pages_slowpath+0x2667/0x2d80
[  437.073340]  ? warn_alloc+0x120/0x120
[  437.077145]  ? warn_alloc+0x120/0x120
[  437.080957]  ? print_usage_bug+0xc0/0xc0
[  437.085022]  ? warn_alloc+0x120/0x120
[  437.088824]  ? print_usage_bug+0xc0/0xc0
[  437.092918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.098465]  ? should_fail+0x22d/0xd01
[  437.102355]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.107485]  ? __lock_acquire+0x7ec/0x4ec0
[  437.111725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.116824]  ? __lock_acquire+0x7ec/0x4ec0
[  437.121061]  ? should_fail+0x22d/0xd01
[  437.124980]  ? mark_held_locks+0x130/0x130
[  437.129226]  ? mark_held_locks+0x130/0x130
[  437.133469]  ? mark_held_locks+0x130/0x130
[  437.137718]  ? graph_lock+0x170/0x170
[  437.141544]  ? ret_from_fork+0x3a/0x50
[  437.145437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.150973]  ? check_preemption_disabled+0x48/0x200
[  437.155986]  ? check_preemption_disabled+0x48/0x200
[  437.161020]  ? __lock_is_held+0xb5/0x140
[  437.165091]  __alloc_pages_nodemask+0xa80/0xde0
[  437.169761]  ? graph_lock+0x170/0x170
[  437.173567]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.178580]  ? graph_lock+0x170/0x170
[  437.182392]  ? find_held_lock+0x36/0x1c0
[  437.186468]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.191140]  ? lock_downgrade+0x900/0x900
[  437.195297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.200851]  cache_grow_begin+0x91/0x8c0
[  437.204916]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.209350]  fallback_alloc+0x203/0x2e0
[  437.213339]  ____cache_alloc_node+0x1c7/0x1e0
[  437.217841]  kmem_cache_alloc_node+0xe3/0x730
[  437.222347]  ? mark_held_locks+0xc7/0x130
[  437.226536]  __alloc_skb+0x119/0x770
[  437.230257]  ? skb_scrub_packet+0x490/0x490
[  437.234579]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  437.239228]  ? queue_work_on+0x12c/0x1e0
[  437.243299]  ? switchdev_port_obj_del+0xdc/0x450
[  437.248057]  ? switchdev_trans_item_enqueue+0x260/0x260
[  437.253431]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.258455]  __br_mdb_notify+0x4ff/0x15d0
[  437.262616]  ? __br_mdb_add+0x800/0x800
[  437.266595]  ? __lock_acquire+0x7ec/0x4ec0
[  437.270837]  ? ___ratelimit+0x36f/0x655
[  437.274822]  ? debug_object_init_on_stack+0x20/0x20
[  437.279841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.285385]  br_mdb_notify+0x310/0x410
[  437.289275]  ? br_mdb_dump+0x2530/0x2530
[  437.293356]  br_multicast_del_pg+0x3df/0x790
[  437.297770]  ? br_mdb_ip_get+0x940/0x940
[  437.301840]  ? kasan_check_write+0x14/0x20
[  437.306081]  ? do_raw_spin_lock+0xc1/0x200
[  437.310338]  br_multicast_port_group_expired+0x189/0x1e0
[  437.315807]  call_timer_fn+0x272/0x920
[  437.319698]  ? br_multicast_del_pg+0x790/0x790
[  437.324287]  ? process_timeout+0x40/0x40
[  437.328350]  ? find_held_lock+0x36/0x1c0
[  437.332463]  ? __run_timers+0x7da/0xc70
[  437.336456]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.340956]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.345451]  ? br_multicast_del_pg+0x790/0x790
[  437.350035]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  437.354621]  ? trace_hardirqs_on+0xbd/0x310
[  437.358946]  ? kasan_check_read+0x11/0x20
[  437.363093]  ? __run_timers+0x7da/0xc70
[  437.367072]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.372529]  ? br_multicast_del_pg+0x790/0x790
[  437.377117]  ? br_multicast_del_pg+0x790/0x790
[  437.381705]  __run_timers+0x7e5/0xc70
[  437.385519]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  437.390879]  ? compat_start_thread+0x80/0x80
[  437.395317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.400860]  ? _raw_spin_unlock_irq+0x60/0x80
[  437.405373]  ? finish_task_switch+0x1f5/0x900
[  437.409877]  ? finish_task_switch+0x1b5/0x900
[  437.414385]  ? __switch_to_asm+0x34/0x70
[  437.418474]  ? preempt_notifier_register+0x200/0x200
[  437.423577]  ? __switch_to_asm+0x34/0x70
[  437.427638]  ? __switch_to_asm+0x40/0x70
[  437.431702]  ? __switch_to_asm+0x34/0x70
[  437.435761]  ? __switch_to_asm+0x40/0x70
[  437.439823]  ? __switch_to_asm+0x34/0x70
[  437.443893]  ? __switch_to_asm+0x40/0x70
[  437.447963]  ? __switch_to_asm+0x40/0x70
[  437.452033]  ? pvclock_read_flags+0x160/0x160
[  437.456542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.462085]  ? check_preemption_disabled+0x48/0x200
[  437.467113]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.472399]  ? rcu_pm_notify+0xc0/0xc0
[  437.476301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.481837]  ? check_preemption_disabled+0x48/0x200
[  437.486863]  run_timer_softirq+0x52/0xb0
[  437.490931]  ? rcu_read_lock_sched_held+0x108/0x120
[  437.495952]  __do_softirq+0x30b/0xad8
[  437.499766]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  437.504870]  ? trace_hardirqs_off_caller+0x300/0x300
[  437.509971]  ? retint_kernel+0x1b/0x2d
[  437.513870]  ? schedule+0x108/0x460
[  437.517501]  ? __schedule+0x1ed0/0x1ed0
[  437.521487]  ? trace_hardirqs_off+0xb8/0x300
[  437.525901]  ? ___might_sleep+0x1ed/0x300
[  437.530054]  ? smpboot_thread_fn+0x68b/0xa00
[  437.534474]  ? trace_hardirqs_on+0x310/0x310
[  437.538884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.544435]  ? check_preemption_disabled+0x48/0x200
[  437.549450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.554996]  ? takeover_tasklets+0xa90/0xa90
[  437.559420]  run_ksoftirqd+0x94/0x100
[  437.563218]  smpboot_thread_fn+0x68b/0xa00
[  437.567457]  ? sort_range+0x30/0x30
[  437.571113]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.576217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.581757]  ? __kthread_parkme+0xfb/0x1a0
[  437.586000]  kthread+0x35a/0x420
[  437.589367]  ? sort_range+0x30/0x30
[  437.593008]  ? kthread_bind+0x40/0x40
[  437.596813]  ret_from_fork+0x3a/0x50
[  437.600543] warn_alloc_show_mem: 1 callbacks suppressed
[  437.600562] Mem-Info:
[  437.608360] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  437.608360]  active_file:18 inactive_file:31 isolated_file:0
[  437.608360]  unevictable:0 dirty:0 writeback:0 unstable:0
[  437.608360]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  437.608360]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  437.608360]  free:13670 free_pcp:352 free_cma:0
[  437.641467] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  437.669397] 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
[  437.695543] lowmem_reserve[]: 0 2815 6318 6318
[  437.700144] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  437.727494] lowmem_reserve[]: 0 0 3503 3503
[  437.731837] Node 0 Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  437.761097] lowmem_reserve[]: 0 0 0 0
[  437.764916] 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
[  437.778575] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 3*16kB (M) 3*32kB (M) 1*64kB (M) 3*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24936kB
[  437.793806] Node 0 Normal: 1267*4kB (UMEH) 430*8kB (UMEH) 212*16kB (UMEH) 35*32kB (MH) 9*64kB (MH) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13980kB
[  437.809031] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.817864] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.826433] 4516 total pagecache pages
[  437.830325] 0 pages in swap cache
[  437.833770] Swap cache stats: add 0, delete 0, find 0/0
[  437.839120] Free swap  = 0kB
[  437.842133] Total swap = 0kB
[  437.845145] 1965979 pages RAM
[  437.848243] 0 pages HighMem/MovableOnly
[  437.852207] 343324 pages reserved
[  437.855650] 0 pages cma reserved
[  437.859191] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.859220] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.869514] ksoftirqd/0 cpuset=
[  437.880009] syz-executor1 cpuset=
[  437.880012] / mems_allowed=0
[  437.883284] syz1
[  437.886749] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  437.889756]  mems_allowed=0
[  437.891723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.910726] Call Trace:
[  437.913321]  dump_stack+0x1c4/0x2b4
[  437.916960]  ? dump_stack_print_info.cold.2+0x52/0x52
[  437.922166]  warn_alloc.cold.118+0xb7/0x1bd
[  437.926516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.931372]  ? lock_downgrade+0x900/0x900
[  437.935542]  ? trace_hardirqs_off+0xb8/0x300
[  437.939960]  ? trace_hardirqs_off+0xb8/0x300
[  437.944375]  __alloc_pages_slowpath+0x2667/0x2d80
[  437.949293]  ? warn_alloc+0x120/0x120
[  437.953101]  ? warn_alloc+0x120/0x120
[  437.956903]  ? print_usage_bug+0xc0/0xc0
[  437.960973]  ? warn_alloc+0x120/0x120
[  437.964777]  ? print_usage_bug+0xc0/0xc0
[  437.968837]  ? __lock_is_held+0xb5/0x140
[  437.972904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.978457]  ? should_fail+0x22d/0xd01
[  437.982355]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.987458]  ? __lock_acquire+0x7ec/0x4ec0
[  437.991699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.996802]  ? __lock_acquire+0x7ec/0x4ec0
[  438.001569]  ? should_fail+0x22d/0xd01
[  438.005481]  ? mark_held_locks+0x130/0x130
[  438.009735]  ? __pv_queued_spin_lock_slowpath+0x15d0/0x15d0
[  438.015444]  ? mark_held_locks+0x130/0x130
[  438.019711]  ? graph_lock+0x170/0x170
[  438.023542]  ? print_usage_bug+0xc0/0xc0
[  438.027606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.033143]  ? check_preemption_disabled+0x48/0x200
[  438.038159]  ? check_preemption_disabled+0x48/0x200
[  438.043187]  ? __lock_is_held+0xb5/0x140
[  438.047256]  __alloc_pages_nodemask+0xa80/0xde0
[  438.051934]  ? graph_lock+0x170/0x170
[  438.055740]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.060751]  ? graph_lock+0x170/0x170
[  438.064564]  ? find_held_lock+0x36/0x1c0
[  438.068638]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.073311]  ? lock_downgrade+0x900/0x900
[  438.077468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.083011]  cache_grow_begin+0x91/0x8c0
[  438.087086]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.091521]  fallback_alloc+0x203/0x2e0
[  438.095507]  ____cache_alloc_node+0x1c7/0x1e0
[  438.100010]  kmem_cache_alloc_node+0xe3/0x730
[  438.104510]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.108943]  __alloc_skb+0x119/0x770
[  438.112666]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.117954]  ? skb_scrub_packet+0x490/0x490
[  438.122317]  ? lock_downgrade+0x900/0x900
[  438.126488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.132032]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.137490]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.142954]  ? addrconf_rs_timer+0x6f0/0x6f0
[  438.147395]  ndisc_alloc_skb+0x144/0x340
[  438.151475]  ndisc_send_rs+0x331/0x6e0
[  438.155370]  addrconf_rs_timer+0x3c0/0x6f0
[  438.159628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.163880]  call_timer_fn+0x272/0x920
[  438.167769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.172008]  ? process_timeout+0x40/0x40
[  438.176070]  ? find_held_lock+0x36/0x1c0
[  438.180143]  ? __run_timers+0x7da/0xc70
[  438.184122]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.188617]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.193110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.197349]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.201941]  ? trace_hardirqs_on+0xbd/0x310
[  438.206291]  ? kasan_check_read+0x11/0x20
[  438.210443]  ? __run_timers+0x7da/0xc70
[  438.214420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.219877]  ? work_on_cpu_safe+0x90/0x90
[  438.224031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.228279]  __run_timers+0x7e5/0xc70
[  438.232125]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.237492]  ? compat_start_thread+0x80/0x80
[  438.241908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.247487]  ? _raw_spin_unlock_irq+0x60/0x80
[  438.251984]  ? finish_task_switch+0x1f5/0x900
[  438.256480]  ? finish_task_switch+0x1b5/0x900
[  438.260998]  ? __switch_to_asm+0x34/0x70
[  438.265065]  ? preempt_notifier_register+0x200/0x200
[  438.270171]  ? __switch_to_asm+0x34/0x70
[  438.274231]  ? __switch_to_asm+0x40/0x70
[  438.278303]  ? __switch_to_asm+0x34/0x70
[  438.282357]  ? __switch_to_asm+0x40/0x70
[  438.286438]  ? __switch_to_asm+0x34/0x70
[  438.290498]  ? __switch_to_asm+0x40/0x70
[  438.294557]  ? __switch_to_asm+0x40/0x70
[  438.298627]  ? pvclock_read_flags+0x160/0x160
[  438.303137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.308689]  ? check_preemption_disabled+0x48/0x200
[  438.313718]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.319046]  ? rcu_pm_notify+0xc0/0xc0
[  438.322946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.328492]  ? check_preemption_disabled+0x48/0x200
[  438.333518]  run_timer_softirq+0x52/0xb0
[  438.337581]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.342616]  __do_softirq+0x30b/0xad8
[  438.346428]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.351536]  ? trace_hardirqs_off_caller+0x300/0x300
[  438.356639]  ? retint_kernel+0x1b/0x2d
[  438.360537]  ? schedule+0x108/0x460
[  438.364181]  ? __schedule+0x1ed0/0x1ed0
[  438.368170]  ? trace_hardirqs_off+0xb8/0x300
[  438.372593]  ? ___might_sleep+0x1ed/0x300
[  438.376746]  ? smpboot_thread_fn+0x68b/0xa00
[  438.381158]  ? trace_hardirqs_on+0x310/0x310
[  438.385602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.391178]  ? check_preemption_disabled+0x48/0x200
[  438.396199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.401746]  ? takeover_tasklets+0xa90/0xa90
[  438.406158]  run_ksoftirqd+0x94/0x100
[  438.409962]  smpboot_thread_fn+0x68b/0xa00
[  438.414199]  ? sort_range+0x30/0x30
[  438.417848]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.422955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.428497]  ? __kthread_parkme+0xfb/0x1a0
[  438.432736]  kthread+0x35a/0x420
[  438.436104]  ? sort_range+0x30/0x30
[  438.439730]  ? kthread_bind+0x40/0x40
[  438.443531]  ret_from_fork+0x3a/0x50
[  438.447272] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  438.447399] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  438.454604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.454611] Call Trace:
[  438.454619]  <IRQ>
[  438.454638]  dump_stack+0x1c4/0x2b4
[  438.454655]  ? dump_stack_print_info.cold.2+0x52/0x52
[  438.461241] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.470498]  warn_alloc.cold.118+0xb7/0x1bd
[  438.473051] ksoftirqd/0 cpuset=
[  438.475196]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.478803] /
[  438.483991]  ? lock_downgrade+0x900/0x900
[  438.494365]  mems_allowed=0
[  438.498688]  ? trace_hardirqs_off+0xb8/0x300
[  438.519977]  ? trace_hardirqs_off+0xb8/0x300
[  438.524400]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.529279]  ? warn_alloc+0x120/0x120
[  438.533087]  ? warn_alloc+0x120/0x120
[  438.536894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.542463]  ? print_usage_bug+0xc0/0xc0
[  438.546530]  ? warn_alloc+0x120/0x120
[  438.550334]  ? print_usage_bug+0xc0/0xc0
[  438.554407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.559951]  ? should_fail+0x22d/0xd01
[  438.563842]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.568862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.573965]  ? __lock_acquire+0x7ec/0x4ec0
[  438.578212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.583321]  ? should_fail+0x22d/0xd01
[  438.587232]  ? mark_held_locks+0x130/0x130
[  438.591487]  ? mark_held_locks+0x130/0x130
[  438.595750]  ? print_usage_bug+0xc0/0xc0
[  438.599819]  ? find_held_lock+0x36/0x1c0
[  438.603881]  ? graph_lock+0x170/0x170
[  438.607686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.613226]  ? check_preemption_disabled+0x48/0x200
[  438.618253]  ? check_preemption_disabled+0x48/0x200
[  438.623306]  ? __lock_is_held+0xb5/0x140
[  438.627378]  __alloc_pages_nodemask+0xa80/0xde0
[  438.632049]  ? graph_lock+0x170/0x170
[  438.635854]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.640868]  ? graph_lock+0x170/0x170
[  438.644680]  ? find_held_lock+0x36/0x1c0
[  438.648758]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.653448]  ? lock_downgrade+0x900/0x900
[  438.657637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.663185]  cache_grow_begin+0x91/0x8c0
[  438.667249]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.671669]  fallback_alloc+0x203/0x2e0
[  438.675652]  ____cache_alloc_node+0x1c7/0x1e0
[  438.680159]  kmem_cache_alloc_node+0xe3/0x730
[  438.684654]  ? mark_held_locks+0xc7/0x130
[  438.688818]  __alloc_skb+0x119/0x770
[  438.692549]  ? skb_scrub_packet+0x490/0x490
[  438.696872]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  438.701467]  ? queue_work_on+0x12c/0x1e0
[  438.705557]  ? switchdev_port_obj_del+0xdc/0x450
[  438.710321]  ? switchdev_trans_item_enqueue+0x260/0x260
[  438.715731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  438.720765]  __br_mdb_notify+0x4ff/0x15d0
[  438.724929]  ? __br_mdb_add+0x800/0x800
[  438.728903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.734478]  ? __lock_acquire+0x7ec/0x4ec0
[  438.738806]  ? kasan_check_read+0x11/0x20
[  438.742964]  ? debug_object_init_on_stack+0x20/0x20
[  438.747982]  ? graph_lock+0x170/0x170
[  438.751809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.757390]  br_mdb_notify+0x310/0x410
[  438.761305]  ? br_mdb_dump+0x2530/0x2530
[  438.765393]  br_multicast_del_pg+0x3df/0x790
[  438.769805]  ? br_mdb_ip_get+0x940/0x940
[  438.773876]  ? kasan_check_write+0x14/0x20
[  438.778117]  ? do_raw_spin_lock+0xc1/0x200
[  438.782402]  br_multicast_port_group_expired+0x189/0x1e0
[  438.787880]  call_timer_fn+0x272/0x920
[  438.791771]  ? br_multicast_del_pg+0x790/0x790
[  438.796356]  ? process_timeout+0x40/0x40
[  438.800418]  ? find_held_lock+0x36/0x1c0
[  438.804516]  ? __run_timers+0x7da/0xc70
[  438.808509]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.813010]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.817535]  ? br_multicast_del_pg+0x790/0x790
[  438.822133]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.826722]  ? trace_hardirqs_on+0xbd/0x310
[  438.831041]  ? kasan_check_read+0x11/0x20
[  438.835233]  ? __run_timers+0x7da/0xc70
[  438.839238]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.844691]  ? br_multicast_del_pg+0x790/0x790
[  438.849282]  ? br_multicast_del_pg+0x790/0x790
[  438.853865]  __run_timers+0x7e5/0xc70
[  438.857685]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.863052]  ? check_preemption_disabled+0x48/0x200
[  438.868070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.873617]  ? rcu_irq_exit+0xce/0x100
[  438.877510]  ? irq_exit+0xbd/0x1c0
[  438.881066]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  438.886088]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.890852]  ? retint_kernel+0x2d/0x2d
[  438.894743]  ? trace_hardirqs_on_caller+0xc0/0x300
[  438.899675]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.904441]  ? trace_hardirqs_off_caller+0x300/0x300
[  438.909554]  ? graph_lock+0x170/0x170
[  438.913365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.918907]  ? check_preemption_disabled+0x48/0x200
[  438.923938]  ? __lock_is_held+0xb5/0x140
[  438.928008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.933552]  ? check_preemption_disabled+0x48/0x200
[  438.938582]  run_timer_softirq+0x52/0xb0
[  438.942649]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.947698]  __do_softirq+0x30b/0xad8
[  438.951545]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.956671]  ? pvclock_read_flags+0x160/0x160
[  438.961167]  ? lapic_next_event+0x5a/0x90
[  438.965317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.970851]  ? check_preemption_disabled+0x48/0x200
[  438.975864]  ? check_preemption_disabled+0x48/0x200
[  438.980890]  ? kvm_clock_read+0x18/0x30
[  438.984864]  ? kvm_sched_clock_read+0x9/0x20
[  438.989278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.994817]  ? check_preemption_disabled+0x48/0x200
[  438.999867]  irq_exit+0x17f/0x1c0
[  439.003327]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.008174]  ? smp_reschedule_interrupt+0x109/0x650
[  439.013213]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.019102]  ? interrupt_entry+0xb5/0xf0
[  439.023170]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.028197]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.033232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.038075]  ? trace_hardirqs_off+0x300/0x300
[  439.042569]  ? trace_hardirqs_off+0x300/0x300
[  439.047065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.052600]  ? check_preemption_disabled+0x48/0x200
[  439.057633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.063181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.068041]  apic_timer_interrupt+0xf/0x20
[  439.072311]  </IRQ>
[  439.074561] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  439.079497] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  439.098432] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  439.106153] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  439.113439] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  439.120706] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  439.127977] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  439.135246] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  439.142591]  skb_clone+0x1bb/0x500
[  439.146143]  ? skb_split+0x11e0/0x11e0
[  439.150036]  ? preempt_notifier_register+0x200/0x200
[  439.155146]  ? __switch_to_asm+0x34/0x70
[  439.159206]  ? __switch_to_asm+0x34/0x70
[  439.163265]  ? __switch_to_asm+0x40/0x70
[  439.167325]  ? __switch_to_asm+0x34/0x70
[  439.171383]  ? __switch_to_asm+0x40/0x70
[  439.175449]  ? __switch_to_asm+0x40/0x70
[  439.179509]  ? __switch_to_asm+0x34/0x70
[  439.183580]  ? __switch_to_asm+0x34/0x70
[  439.187642]  ? __switch_to_asm+0x40/0x70
[  439.191707]  ? __switch_to_asm+0x34/0x70
[  439.195781]  bpf_clone_redirect+0xb9/0x490
[  439.200043]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  439.205070]  ? __sched_text_start+0x8/0x8
[  439.209222]  ? retint_kernel+0x2d/0x2d
[  439.213133]  ? find_held_lock+0x36/0x1c0
[  439.217204]  ? lock_acquire+0x1ed/0x520
[  439.221197]  ? bpf_test_run+0x32e/0x5a0
[  439.225198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.230757]  ? check_preemption_disabled+0x48/0x200
[  439.235806]  ? kasan_check_read+0x11/0x20
[  439.239961]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.245238]  ? rcu_bh_qs+0xc0/0xc0
[  439.248788]  ? preempt_schedule+0x4d/0x60
[  439.252940]  ? ___preempt_schedule+0x16/0x18
[  439.257357]  ? bpf_test_run+0x1c0/0x5a0
[  439.261344]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.265780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.271318]  ? bpf_test_init.isra.9+0x70/0x100
[  439.275924]  ? bpf_prog_test_run_skb+0x634/0xb40
[  439.280688]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.285541]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.291085]  ? fput+0x130/0x1a0
[  439.294372]  ? __bpf_prog_get+0x9b/0x290
[  439.298445]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.303286]  ? bpf_prog_test_run+0x130/0x1a0
[  439.307704]  ? __x64_sys_bpf+0x3d8/0x510
[  439.311766]  ? bpf_prog_get+0x20/0x20
[  439.315593]  ? do_syscall_64+0x1b9/0x820
[  439.319656]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.325028]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.329956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.334807]  ? trace_hardirqs_off+0x300/0x300
[  439.339304]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.344321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.349896]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.354921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.359792]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.365184] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  439.365248] rcu: INFO: rcu_preempt self-detected stall on CPU
[  439.371955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.371963] Call Trace:
[  439.387192]  dump_stack+0x1c4/0x2b4
[  439.390231] rcu: 	1-...!: (1 GPs behind) idle=d92/1/0x4000000000000004 softirq=103899/103900 fqs=0 
[  439.393371]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.393403]  warn_alloc.cold.118+0xb7/0x1bd
[  439.393419]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.393441]  ? lock_downgrade+0x900/0x900
[  439.393465]  ? trace_hardirqs_off+0xb8/0x300
[  439.393486]  ? trace_hardirqs_off+0xb8/0x300
[  439.393508]  __alloc_pages_slowpath+0x2667/0x2d80
[  439.393551]  ? warn_alloc+0x120/0x120
[  439.393584]  ? warn_alloc+0x120/0x120
[  439.393599]  ? print_usage_bug+0xc0/0xc0
[  439.403090] rcu: 	
[  439.408279]  ? warn_alloc+0x120/0x120
[  439.412585]  (t=10556 jiffies g=47413 q=2676)
[  439.417421]  ? print_usage_bug+0xc0/0xc0
[  439.421567] rcu: rcu_preempt kthread starved for 10556 jiffies! g47413 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  439.425976]  ? __lock_acquire+0x7ec/0x4ec0
[  439.430362] rcu: RCU grace-period kthread stack dump:
[  439.435204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.438982] rcu_preempt     R
[  439.442783]  ? should_fail+0x22d/0xd01
[  439.446808]   running task    23064    10      2 0x80000000
[  439.448967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.452749] Call Trace:
[  439.457254]  ? __lock_acquire+0x7ec/0x4ec0
[  439.461323]  __schedule+0x86c/0x1ed0
[  439.471790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.476017]  ? __sched_text_start+0x8/0x8
[  439.481190]  ? __lock_acquire+0x7ec/0x4ec0
[  439.486718]  ? __mod_timer+0x6f6/0x1870
[  439.489811]  ? should_fail+0x22d/0xd01
[  439.493693]  ? add_timer_on+0x9f0/0x9f0
[  439.499386]  ? print_usage_bug+0xc0/0xc0
[  439.504490]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.507064]  ? mark_held_locks+0x130/0x130
[  439.511283]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.514983]  ? mark_held_locks+0x130/0x130
[  439.520091]  ? trace_hardirqs_on+0xbd/0x310
[  439.524231]  ? graph_lock+0x170/0x170
[  439.528466]  ? kasan_check_read+0x11/0x20
[  439.532454]  ? print_usage_bug+0xc0/0xc0
[  439.536333]  ? prepare_to_swait_event+0x25a/0x800
[  439.540335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.544383]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.549475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.553703]  schedule+0xfe/0x460
[  439.558789]  ? check_preemption_disabled+0x48/0x200
[  439.563012]  ? __schedule+0x1ed0/0x1ed0
[  439.567332]  ? check_preemption_disabled+0x48/0x200
[  439.571121]  ? prepare_to_swait_event+0x25a/0x800
[  439.575287]  ? __lock_is_held+0xb5/0x140
[  439.579333]  ? __init_swait_queue_head+0x150/0x150
[  439.584180]  __alloc_pages_nodemask+0xa80/0xde0
[  439.588918]  ? __lockdep_init_map+0x105/0x590
[  439.594360]  ? graph_lock+0x170/0x170
[  439.599882]  ? lockdep_init_map+0x9/0x10
[  439.603239]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.608245]  schedule_timeout+0x140/0x260
[  439.612205]  ? graph_lock+0x170/0x170
[  439.617212]  ? usleep_range+0x1a0/0x1a0
[  439.622060]  ? find_held_lock+0x36/0x1c0
[  439.626121]  ? __next_timer_interrupt+0x1a0/0x1a0
[  439.631040]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.635692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.640171]  ? lock_downgrade+0x900/0x900
[  439.643966]  rcu_gp_kthread+0x9d9/0x2310
[  439.648009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.653031]  ? rcu_gp_init+0x1830/0x1830
[  439.657145]  cache_grow_begin+0x91/0x8c0
[  439.660932]  ? update_curr+0x344/0xbe0
[  439.664937]  ? do_raw_spin_unlock+0xa7/0x2f0
[  439.668980]  ? graph_lock+0x170/0x170
[  439.673817]  fallback_alloc+0x203/0x2e0
[  439.678469]  ? __account_cfs_rq_runtime+0x790/0x790
[  439.684084]  ____cache_alloc_node+0x1c7/0x1e0
[  439.688217]  ? __lock_acquire+0x7ec/0x4ec0
[  439.692262]  kmem_cache_alloc_node+0xe3/0x730
[  439.697783]  ? graph_lock+0x170/0x170
[  439.701844]  ? ipv6_get_ifaddr+0x42e/0x620
[  439.705892]  ? mark_held_locks+0x130/0x130
[  439.709769]  __alloc_skb+0x119/0x770
[  439.714164]  ? __lock_is_held+0xb5/0x140
[  439.717967]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.721945]  ? __account_cfs_rq_runtime+0x790/0x790
[  439.726953]  ? skb_scrub_packet+0x490/0x490
[  439.731449]  ? set_next_entity+0x30c/0xc40
[  439.735655]  ? lock_downgrade+0x900/0x900
[  439.740140]  ? mark_held_locks+0x130/0x130
[  439.743940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.748151]  ? rcu_read_lock_sched_held+0x108/0x120
[  439.752370]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.756083]  ? select_task_rq_fair+0x34f0/0x34f0
[  439.760139]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.765399]  ? __enqueue_entity+0x10d/0x1f0
[  439.770449]  ? addrconf_rs_timer+0x6f0/0x6f0
[  439.774760]  ? graph_lock+0x170/0x170
[  439.778993]  ndisc_alloc_skb+0x144/0x340
[  439.783120]  ? lock_repin_lock+0x251/0x430
[  439.787346]  ndisc_send_rs+0x331/0x6e0
[  439.792869]  ? graph_lock+0x170/0x170
[  439.797877]  addrconf_rs_timer+0x3c0/0x6f0
[  439.803318]  ? put_prev_task_stop+0x300/0xa10
[  439.808064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.813505]  ? lock_repin_lock+0x250/0x430
[  439.817819]  call_timer_fn+0x272/0x920
[  439.822203]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.826000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.830052]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.834313]  ? process_timeout+0x40/0x40
[  439.838203]  ? lockdep_hardirqs_on+0x421/0x5c0
[  439.841993]  ? find_held_lock+0x36/0x1c0
[  439.846215]  ? trace_hardirqs_on+0xbd/0x310
[  439.850698]  ? __run_timers+0x7da/0xc70
[  439.854918]  ? kasan_check_read+0x11/0x20
[  439.859145]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.863027]  ? mark_held_locks+0x130/0x130
[  439.867505]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.871729]  ? audit_add_watch+0xae1/0xdc0
[  439.876222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.880269]  ? kasan_check_write+0x14/0x20
[  439.884845]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  439.888911]  ? finish_task_switch+0x2f5/0x900
[  439.893218]  ? trace_hardirqs_on+0xbd/0x310
[  439.897176]  ? __switch_to_asm+0x40/0x70
[  439.901314]  ? kasan_check_read+0x11/0x20
[  439.905799]  ? preempt_notifier_register+0x200/0x200
[  439.910021]  ? __run_timers+0x7da/0xc70
[  439.914501]  ? __switch_to_asm+0x34/0x70
[  439.918726]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.922944]  ? __switch_to_asm+0x34/0x70
[  439.922960]  ? __switch_to_asm+0x40/0x70
[  439.927190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.931755]  ? __switch_to_asm+0x40/0x70
[  439.936239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.940551]  ? __switch_to_asm+0x34/0x70
[  439.944604]  __run_timers+0x7e5/0xc70
[  439.948737]  ? __switch_to_asm+0x40/0x70
[  439.953840]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  439.957804]  ? __switch_to_asm+0x34/0x70
[  439.961853]  ? compat_start_thread+0x80/0x80
[  439.967301]  ? __switch_to_asm+0x34/0x70
[  439.971354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.975398]  ? __switch_to_asm+0x40/0x70
[  439.979624]  ? _raw_spin_unlock_irq+0x60/0x80
[  439.983678]  ? __switch_to_asm+0x40/0x70
[  439.987909]  ? finish_task_switch+0x1f5/0x900
[  439.991940]  ? __switch_to_asm+0x34/0x70
[  439.991956]  ? __switch_to_asm+0x40/0x70
[  439.995750]  ? finish_task_switch+0x1b5/0x900
[  440.000033]  ? __schedule+0x874/0x1ed0
[  440.005374]  ? __switch_to_asm+0x34/0x70
[  440.009425]  ? __switch_to_asm+0x40/0x70
[  440.013838]  ? preempt_notifier_register+0x200/0x200
[  440.017890]  ? __switch_to_asm+0x40/0x70
[  440.023414]  ? __switch_to_asm+0x34/0x70
[  440.027488]  ? graph_lock+0x170/0x170
[  440.031965]  ? __switch_to_asm+0x40/0x70
[  440.036023]  ? __sched_text_start+0x8/0x8
[  440.040496]  ? __switch_to_asm+0x34/0x70
[  440.044558]  ? find_held_lock+0x36/0x1c0
[  440.048605]  ? __switch_to_asm+0x40/0x70
[  440.053094]  ? __kthread_parkme+0xce/0x1a0
[  440.056966]  ? __switch_to_asm+0x34/0x70
[  440.061028]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.065080]  ? __switch_to_asm+0x40/0x70
[  440.070169]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.074215]  ? __switch_to_asm+0x40/0x70
[  440.078268]  ? lockdep_hardirqs_on+0x421/0x5c0
[  440.082062]  ? pvclock_read_flags+0x160/0x160
[  440.086110]  ? trace_hardirqs_on+0xbd/0x310
[  440.090246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.094292]  ? kasan_check_read+0x11/0x20
[  440.098367]  ? check_preemption_disabled+0x48/0x200
[  440.102422]  ? __kthread_parkme+0xce/0x1a0
[  440.106835]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.110884]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.115978]  ? rcu_pm_notify+0xc0/0xc0
[  440.120031]  ? kasan_check_write+0x14/0x20
[  440.125124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.129180]  ? do_raw_spin_lock+0xc1/0x200
[  440.133754]  ? check_preemption_disabled+0x48/0x200
[  440.138245]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.142557]  run_timer_softirq+0x52/0xb0
[  440.148082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.152224]  ? rcu_read_lock_sched_held+0x108/0x120
[  440.157229]  ? __kthread_parkme+0xfb/0x1a0
[  440.161448]  __do_softirq+0x30b/0xad8
[  440.161475]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  440.166749]  kthread+0x35a/0x420
[  440.172202]  ? trace_hardirqs_off_caller+0x300/0x300
[  440.176074]  ? rcu_gp_init+0x1830/0x1830
[  440.180299]  ? retint_kernel+0x1b/0x2d
[  440.185835]  ? kthread_bind+0x40/0x40
[  440.190064]  ? schedule+0x108/0x460
[  440.195141]  ret_from_fork+0x3a/0x50
[  440.200243]  ? __schedule+0x1ed0/0x1ed0
[  440.204329] NMI backtrace for cpu 1
[  440.209843]  ? trace_hardirqs_off+0xb8/0x300
[  440.267396]  ? ___might_sleep+0x1ed/0x300
[  440.271548]  ? smpboot_thread_fn+0x68b/0xa00
[  440.275975]  ? trace_hardirqs_on+0x310/0x310
[  440.280394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.285940]  ? check_preemption_disabled+0x48/0x200
[  440.290964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.296511]  ? takeover_tasklets+0xa90/0xa90
[  440.300942]  run_ksoftirqd+0x94/0x100
[  440.304754]  smpboot_thread_fn+0x68b/0xa00
[  440.308992]  ? sort_range+0x30/0x30
[  440.312628]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.317731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.323277]  ? __kthread_parkme+0xfb/0x1a0
[  440.327532]  kthread+0x35a/0x420
[  440.330919]  ? sort_range+0x30/0x30
[  440.334557]  ? kthread_bind+0x40/0x40
[  440.338398]  ret_from_fork+0x3a/0x50
[  440.342130] warn_alloc_show_mem: 2 callbacks suppressed
[  440.342145] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  440.342148] Mem-Info:
[  440.342196] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  440.342196]  active_file:18 inactive_file:31 isolated_file:0
[  440.342196]  unevictable:0 dirty:0 writeback:0 unstable:0
[  440.342196]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  440.342196]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  440.342196]  free:13670 free_pcp:352 free_cma:0
[  440.347545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.354834] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  440.357233] Call Trace:
[  440.390300] 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
[  440.399683]  <IRQ>
[  440.427612] lowmem_reserve[]: 0
[  440.430264]  dump_stack+0x1c4/0x2b4
[  440.456326]  2815
[  440.458490]  ? dump_stack_print_info.cold.2+0x52/0x52
[  440.461729]  6318
[  440.465374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.467418]  6318
[  440.472626]  ? trace_hardirqs_off+0xb8/0x300
[  440.480209]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  440.482248] Node 0 
[  440.486658]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  440.491319] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  440.493536]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  440.498685] lowmem_reserve[]: 0
[  440.525461]  arch_trigger_cpumask_backtrace+0x14/0x20
[  440.530710]  0
[  440.533999]  rcu_dump_cpu_stacks+0x175/0x1c2
[  440.539148]  3503
[  440.540949]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.540972]  print_cpu_stall.cold.78+0x2d3/0x524
[  440.545363]  3503
[  440.547424]  ? rcu_dynticks_snap+0x30/0x30
[  440.557196]  ? lock_downgrade+0x900/0x900
[  440.559228] Node 0 
[  440.563458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.567614] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  440.569827]  ? check_preemption_disabled+0x48/0x200
[  440.575335] lowmem_reserve[]:
[  440.603961]  ? check_preemption_disabled+0x48/0x200
[  440.608953]  0 0
[  440.612067]  ? rcu_test_sync_prims+0x30/0x30
[  440.617054]  0 0
[  440.619043]  ? __lock_is_held+0xb5/0x140
[  440.625403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.629438] Node 0 DMA: 
[  440.634991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.634995] 1*4kB (U) 
[  440.637682]  ? check_preemption_disabled+0x48/0x200
[  440.643196] 0*8kB 
[  440.645691]  rcu_check_callbacks+0xfd9/0x1990
[  440.650693] 0*16kB 1*32kB 
[  440.652867]  ? rcu_cpu_stall_reset+0x220/0x220
[  440.657334] (U) 
[  440.660178]  ? lock_release+0x970/0x970
[  440.664743] 2*64kB 
[  440.666728]  ? graph_lock+0x170/0x170
[  440.670685] (U) 
[  440.672929]  ? graph_lock+0x170/0x170
[  440.676709] 1*128kB (U) 
[  440.678695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.682471] 1*256kB 
[  440.685141]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  440.690654] (U) 
[  440.692974]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  440.697539] 0*512kB 
[  440.699534]  ? graph_lock+0x170/0x170
[  440.705724] 1*1024kB 
[  440.708056]  ? timekeeping_advance+0x3cc/0xc00
[  440.711843] (U) 
[  440.714249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.718833] 1*2048kB 
[  440.720810]  ? check_preemption_disabled+0x48/0x200
[  440.726324] (M) 
[  440.728732]  ? check_preemption_disabled+0x48/0x200
[  440.733727] 3*4096kB 
[  440.735708]  ? trace_hardirqs_off+0xb8/0x300
[  440.740697] (M) 
[  440.743102]  ? __lock_is_held+0xb5/0x140
[  440.747503] = 15908kB
[  440.749482]  ? trace_hardirqs_on+0x310/0x310
[  440.753522] Node 0 
[  440.755935]  ? check_preemption_disabled+0x48/0x200
[  440.760334] DMA32: 
[  440.762574]  ? raise_softirq+0x199/0x420
[  440.767560] 4*4kB 
[  440.769790]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  440.773829] (UM) 
[  440.775975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.780613] 1*8kB (M) 
[  440.782682]  ? check_preemption_disabled+0x48/0x200
[  440.788200] 3*16kB 
[  440.790695]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.795687] (M) 
[  440.797918]  ? hrtimer_run_queues+0x9a/0x400
[  440.803436] 3*32kB (M) 
[  440.805418]  ? run_local_timers+0x19b/0x230
[  440.809806] 1*64kB 
[  440.812399]  ? timer_clear_idle+0x90/0x90
[  440.816722] (M) 
[  440.818968]  ? debug_smp_processor_id+0x1c/0x20
[  440.823093] 3*128kB 
[  440.825066]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  440.829715] (UM) 
[  440.832034]  ? account_process_tick+0x282/0x350
[  440.837980] 3*256kB 
[  440.840043]  update_process_times+0x2d/0x70
[  440.844686] (UM) 
[  440.847023]  tick_sched_handle+0x9f/0x180
[  440.851317] 4*512kB 
[  440.853372]  tick_sched_timer+0x45/0x130
[  440.857488] (UM) 3*1024kB 
[  440.859819]  __hrtimer_run_queues+0x41c/0x10d0
[  440.863859] (M) 
[  440.866704]  ? tick_sched_do_timer+0x1a0/0x1a0
[  440.871260] 3*2048kB 
[  440.873233]  ? hrtimer_start_range_ns+0xe00/0xe00
[  440.877803] (M) 
[  440.880214]  ? pvclock_read_flags+0x160/0x160
[  440.885031] 3*4096kB 
[  440.887005]  ? trace_hardirqs_on+0x310/0x310
[  440.891473] (M) 
[  440.893913]  ? graph_lock+0x170/0x170
[  440.898298] = 24936kB
[  440.900274]  ? kvm_clock_read+0x18/0x30
[  440.904047] Node 0 
[  440.906462]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.910413] Normal: 
[  440.912674]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  440.917682] 1267*4kB 
[  440.920003]  ? do_timer+0x50/0x50
[  440.925345] (UMEH) 
[  440.927754]  ? trace_hardirqs_on+0x310/0x310
[  440.931184] 430*8kB 
[  440.933449]  ? do_raw_spin_lock+0xc1/0x200
[  440.937825] (UMEH) 
[  440.940148]  hrtimer_interrupt+0x313/0x780
[  440.944356] 212*16kB 
[  440.946614]  smp_apic_timer_interrupt+0x1a1/0x760
[  440.950805] (UMEH) 
[  440.953236]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.958047] 35*32kB (MH) 
[  440.960287]  ? interrupt_entry+0xb5/0xf0
[  440.966148] 9*64kB 
[  440.968913]  ? trace_hardirqs_off_caller+0xbb/0x300
[  440.972956] (MH) 
[  440.975193]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.980180] 1*128kB (H) 
[  440.982255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.986897] 1*256kB 
[  440.989578]  ? trace_hardirqs_off+0x300/0x300
[  440.994399] (H) 
[  440.996745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.001209] 0*512kB 
[  441.003190]  apic_timer_interrupt+0xf/0x20
[  441.008003] 0*1024kB 
[  441.010343] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  441.014549] 0*2048kB 
[  441.016957] Code: 40 7e 0f 85 32 ff ff ff e8 e5 d2 3e ff e9 28 ff ff ff e8 fc 2f c3 ff 48 83 3d 9c 7e b0 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 f2 7a
[  441.016969] RSP: 0000:ffff8801dad071d8 EFLAGS: 00000282
[  441.022320] 0*4096kB 
[  441.024721]  ORIG_RAX: ffffffffffffff13
[  441.043605] = 13980kB
[  441.043620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.048981] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003484257e
[  441.051390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.055351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  441.057753] 4516 total pagecache pages
[  441.066592] RBP: ffff8801dad07248 R08: ffff8801a4212bf0 R09: 0000000000000002
[  441.066618] R10: 0000000000000000 R11: ffff8801a4212300 R12: ffff8801d9a04040
[  441.073883] 0 pages in swap cache
[  441.082449] R13: ffff8801d9a04040 R14: 0000000000000000 R15: 0000000000000282
[  441.082481]  ? apic_timer_interrupt+0xa/0x20
[  441.089719] Swap cache stats: add 0, delete 0, find 0/0
[  441.089729] Free swap  = 0kB
[  441.093652]  ? mark_held_locks+0xc7/0x130
[  441.100886] Total swap = 0kB
[  441.100895] 1965979 pages RAM
[  441.108190]  __alloc_skb+0x119/0x770
[  441.111613] 0 pages HighMem/MovableOnly
[  441.111622] 343324 pages reserved
[  441.118901]  ? skb_scrub_packet+0x490/0x490
[  441.123284] 0 pages cma reserved
[  441.128646]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  441.131737] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  441.135778]  ? queue_work_on+0x12c/0x1e0
[  441.138851] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.141880]  ? switchdev_port_obj_del+0xdc/0x450
[  441.145569] ksoftirqd/0 cpuset=
[  441.149545]  ? switchdev_trans_item_enqueue+0x260/0x260
[  441.152975] /
[  441.157299]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  441.160643]  mems_allowed=0
[  441.165223]  __br_mdb_notify+0x4ff/0x15d0
[  441.213150]  ? __br_mdb_add+0x800/0x800
[  441.217124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.222670]  ? __lock_acquire+0x7ec/0x4ec0
[  441.226921]  ? kasan_check_read+0x11/0x20
[  441.231082]  ? debug_object_init_on_stack+0x20/0x20
[  441.236096]  ? graph_lock+0x170/0x170
[  441.239898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.245448]  br_mdb_notify+0x310/0x410
[  441.249341]  ? br_mdb_dump+0x2530/0x2530
[  441.253416]  br_multicast_del_pg+0x3df/0x790
[  441.257846]  ? br_mdb_ip_get+0x940/0x940
[  441.261916]  ? kasan_check_write+0x14/0x20
[  441.266167]  ? do_raw_spin_lock+0xc1/0x200
[  441.270409]  br_multicast_port_group_expired+0x189/0x1e0
[  441.275874]  call_timer_fn+0x272/0x920
[  441.279762]  ? br_multicast_del_pg+0x790/0x790
[  441.284353]  ? process_timeout+0x40/0x40
[  441.288411]  ? find_held_lock+0x36/0x1c0
[  441.292486]  ? __run_timers+0x7da/0xc70
[  441.296470]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.300964]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.305485]  ? br_multicast_del_pg+0x790/0x790
[  441.310066]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.314679]  ? trace_hardirqs_on+0xbd/0x310
[  441.318996]  ? kasan_check_read+0x11/0x20
[  441.323168]  ? __run_timers+0x7da/0xc70
[  441.327157]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.332617]  ? br_multicast_del_pg+0x790/0x790
[  441.337217]  ? br_multicast_del_pg+0x790/0x790
[  441.341804]  __run_timers+0x7e5/0xc70
[  441.345621]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.350988]  ? check_preemption_disabled+0x48/0x200
[  441.356005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.361560]  ? rcu_irq_exit+0xce/0x100
[  441.365456]  ? irq_exit+0xbd/0x1c0
[  441.369000]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  441.374033]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.378797]  ? retint_kernel+0x2d/0x2d
[  441.382688]  ? trace_hardirqs_on_caller+0xc0/0x300
[  441.387622]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.392379]  ? trace_hardirqs_off_caller+0x300/0x300
[  441.397489]  ? graph_lock+0x170/0x170
[  441.401294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.406832]  ? check_preemption_disabled+0x48/0x200
[  441.411866]  ? __lock_is_held+0xb5/0x140
[  441.415932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.421472]  ? check_preemption_disabled+0x48/0x200
[  441.426497]  run_timer_softirq+0x52/0xb0
[  441.430568]  ? rcu_read_lock_sched_held+0x108/0x120
[  441.435590]  __do_softirq+0x30b/0xad8
[  441.439402]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.444519]  ? pvclock_read_flags+0x160/0x160
[  441.449022]  ? lapic_next_event+0x5a/0x90
[  441.453178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.458730]  ? check_preemption_disabled+0x48/0x200
[  441.463742]  ? check_preemption_disabled+0x48/0x200
[  441.468778]  ? kvm_clock_read+0x18/0x30
[  441.472764]  ? kvm_sched_clock_read+0x9/0x20
[  441.477182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.482719]  ? check_preemption_disabled+0x48/0x200
[  441.487751]  irq_exit+0x17f/0x1c0
[  441.491214]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.496058]  ? smp_reschedule_interrupt+0x109/0x650
[  441.501080]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.506990]  ? interrupt_entry+0xb5/0xf0
[  441.511052]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.516070]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.521089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.525931]  ? trace_hardirqs_off+0x300/0x300
[  441.530434]  ? trace_hardirqs_off+0x300/0x300
[  441.534934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.540501]  ? check_preemption_disabled+0x48/0x200
[  441.545545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.551090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.555952]  apic_timer_interrupt+0xf/0x20
[  441.560181]  </IRQ>
[  441.562422] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  441.567382] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  441.586365] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  441.594073] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  441.601338] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  441.608615] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  441.615878] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  441.623146] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  441.630472]  skb_clone+0x1bb/0x500
[  441.634048]  ? skb_split+0x11e0/0x11e0
[  441.637958]  ? preempt_notifier_register+0x200/0x200
[  441.643067]  ? __switch_to_asm+0x34/0x70
[  441.647145]  ? __switch_to_asm+0x34/0x70
[  441.651205]  ? __switch_to_asm+0x40/0x70
[  441.655266]  ? __switch_to_asm+0x34/0x70
[  441.659324]  ? __switch_to_asm+0x40/0x70
[  441.663385]  ? __switch_to_asm+0x40/0x70
[  441.667450]  ? __switch_to_asm+0x34/0x70
[  441.671513]  ? __switch_to_asm+0x34/0x70
[  441.675581]  ? __switch_to_asm+0x40/0x70
[  441.679641]  ? __switch_to_asm+0x34/0x70
[  441.683723]  bpf_clone_redirect+0xb9/0x490
[  441.687992]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  441.693014]  ? __sched_text_start+0x8/0x8
[  441.697181]  ? retint_kernel+0x2d/0x2d
[  441.701079]  ? find_held_lock+0x36/0x1c0
[  441.705156]  ? lock_acquire+0x1ed/0x520
[  441.709131]  ? bpf_test_run+0x32e/0x5a0
[  441.713110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.718652]  ? check_preemption_disabled+0x48/0x200
[  441.723678]  ? kasan_check_read+0x11/0x20
[  441.727848]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.733146]  ? rcu_bh_qs+0xc0/0xc0
[  441.736694]  ? preempt_schedule+0x4d/0x60
[  441.740845]  ? ___preempt_schedule+0x16/0x18
[  441.745260]  ? bpf_test_run+0x1c0/0x5a0
[  441.749245]  ? netlink_diag_dump+0x2a0/0x2a0
[  441.753684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.759221]  ? bpf_test_init.isra.9+0x70/0x100
[  441.763809]  ? bpf_prog_test_run_skb+0x634/0xb40
[  441.768573]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.773416]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.778967]  ? fput+0x130/0x1a0
[  441.782253]  ? __bpf_prog_get+0x9b/0x290
[  441.786316]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.791157]  ? bpf_prog_test_run+0x130/0x1a0
[  441.795569]  ? __x64_sys_bpf+0x3d8/0x510
[  441.799630]  ? bpf_prog_get+0x20/0x20
[  441.803458]  ? do_syscall_64+0x1b9/0x820
[  441.807520]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  441.812896]  ? syscall_return_slowpath+0x5e0/0x5e0
[  441.817829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.822677]  ? trace_hardirqs_off+0x300/0x300
[  441.827178]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.832210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.837757]  ? prepare_exit_to_usermode+0x291/0x3b0
[  441.842782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.847639]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  441.853030] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  441.853665] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.859802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.859810] Call Trace:
[  441.870286] syz-executor1 cpuset=
[  441.879679]  dump_stack+0x1c4/0x2b4
[  441.882242] syz1
[  441.885689]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.889293]  mems_allowed=0
[  441.891275]  warn_alloc.cold.118+0xb7/0x1bd
[  441.903664]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.908514]  ? lock_downgrade+0x900/0x900
[  441.912680]  ? trace_hardirqs_off+0xb8/0x300
[  441.917099]  ? trace_hardirqs_off+0xb8/0x300
[  441.921529]  __alloc_pages_slowpath+0x2667/0x2d80
[  441.926409]  ? warn_alloc+0x120/0x120
[  441.930221]  ? warn_alloc+0x120/0x120
[  441.934027]  ? print_usage_bug+0xc0/0xc0
[  441.938090]  ? warn_alloc+0x120/0x120
[  441.941892]  ? print_usage_bug+0xc0/0xc0
[  441.945980]  ? __lock_acquire+0x7ec/0x4ec0
[  441.950218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.955789]  ? should_fail+0x22d/0xd01
[  441.959701]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.964805]  ? __lock_acquire+0x7ec/0x4ec0
[  441.969053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.974169]  ? __lock_acquire+0x7ec/0x4ec0
[  441.978415]  ? should_fail+0x22d/0xd01
[  441.982319]  ? mark_held_locks+0x130/0x130
[  441.986560]  ? mark_held_locks+0x130/0x130
[  441.990794]  ? graph_lock+0x170/0x170
[  441.994598]  ? graph_lock+0x170/0x170
[  441.998887]  ? graph_lock+0x170/0x170
[  442.002687]  ? print_usage_bug+0xc0/0xc0
[  442.006762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.012299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.017834]  ? check_preemption_disabled+0x48/0x200
[  442.022871]  ? check_preemption_disabled+0x48/0x200
[  442.027895]  ? __lock_is_held+0xb5/0x140
[  442.031971]  __alloc_pages_nodemask+0xa80/0xde0
[  442.036643]  ? graph_lock+0x170/0x170
[  442.040461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.045473]  ? graph_lock+0x170/0x170
[  442.049286]  ? find_held_lock+0x36/0x1c0
[  442.053355]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.058025]  ? lock_downgrade+0x900/0x900
[  442.062193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.067749]  cache_grow_begin+0x91/0x8c0
[  442.071825]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.076246]  fallback_alloc+0x203/0x2e0
[  442.080232]  ____cache_alloc_node+0x1c7/0x1e0
[  442.084735]  kmem_cache_alloc_node+0xe3/0x730
[  442.089233]  ? ipv6_get_ifaddr+0x42e/0x620
[  442.093491]  __alloc_skb+0x119/0x770
[  442.097205]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.102484]  ? skb_scrub_packet+0x490/0x490
[  442.107029]  ? lock_downgrade+0x900/0x900
[  442.111189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.116732]  ? refcount_sub_and_test_checked+0x203/0x310
[  442.122190]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  442.127648]  ? addrconf_rs_timer+0x6f0/0x6f0
[  442.132073]  ndisc_alloc_skb+0x144/0x340
[  442.136140]  ndisc_send_rs+0x331/0x6e0
[  442.140061]  addrconf_rs_timer+0x3c0/0x6f0
[  442.144306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.148558]  call_timer_fn+0x272/0x920
[  442.152461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.156703]  ? process_timeout+0x40/0x40
[  442.160767]  ? find_held_lock+0x36/0x1c0
[  442.164839]  ? __run_timers+0x7da/0xc70
[  442.168849]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.173353]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.177870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.182107]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  442.186697]  ? trace_hardirqs_on+0xbd/0x310
[  442.191049]  ? kasan_check_read+0x11/0x20
[  442.195224]  ? __run_timers+0x7da/0xc70
[  442.199211]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.204671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.208916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.213155]  __run_timers+0x7e5/0xc70
[  442.216977]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  442.222367]  ? compat_start_thread+0x80/0x80
[  442.226782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.232350]  ? _raw_spin_unlock_irq+0x60/0x80
[  442.236862]  ? finish_task_switch+0x1f5/0x900
[  442.241354]  ? finish_task_switch+0x1b5/0x900
[  442.245849]  ? __switch_to_asm+0x34/0x70
[  442.249914]  ? preempt_notifier_register+0x200/0x200
[  442.255028]  ? __switch_to_asm+0x34/0x70
[  442.259113]  ? __switch_to_asm+0x40/0x70
[  442.263174]  ? __switch_to_asm+0x34/0x70
[  442.267234]  ? __switch_to_asm+0x40/0x70
[  442.271294]  ? __switch_to_asm+0x34/0x70
[  442.275350]  ? __switch_to_asm+0x40/0x70
[  442.279407]  ? __switch_to_asm+0x40/0x70
[  442.283476]  ? pvclock_read_flags+0x160/0x160
[  442.287976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.293518]  ? check_preemption_disabled+0x48/0x200
[  442.298545]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.303827]  ? rcu_pm_notify+0xc0/0xc0
[  442.307715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.313254]  ? check_preemption_disabled+0x48/0x200
[  442.318281]  run_timer_softirq+0x52/0xb0
[  442.322341]  ? rcu_read_lock_sched_held+0x108/0x120
[  442.327361]  __do_softirq+0x30b/0xad8
[  442.331187]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  442.336291]  ? trace_hardirqs_off_caller+0x300/0x300
[  442.341401]  ? retint_kernel+0x1b/0x2d
[  442.345329]  ? schedule+0x108/0x460
[  442.348969]  ? __schedule+0x1ed0/0x1ed0
[  442.352986]  ? trace_hardirqs_off+0xb8/0x300
[  442.357398]  ? ___might_sleep+0x1ed/0x300
[  442.361561]  ? smpboot_thread_fn+0x68b/0xa00
[  442.365969]  ? trace_hardirqs_on+0x310/0x310
[  442.370381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.375917]  ? check_preemption_disabled+0x48/0x200
[  442.380944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.386487]  ? takeover_tasklets+0xa90/0xa90
[  442.390912]  run_ksoftirqd+0x94/0x100
[  442.394719]  smpboot_thread_fn+0x68b/0xa00
[  442.398974]  ? sort_range+0x30/0x30
[  442.402608]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.407715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.413252]  ? __kthread_parkme+0xfb/0x1a0
[  442.417518]  kthread+0x35a/0x420
[  442.420890]  ? sort_range+0x30/0x30
[  442.424517]  ? kthread_bind+0x40/0x40
[  442.428323]  ret_from_fork+0x3a/0x50
[  442.432055] Mem-Info:
[  442.432068] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  442.432094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.434524] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  442.434524]  active_file:18 inactive_file:31 isolated_file:0
[  442.434524]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.434524]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  442.434524]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  442.434524]  free:13670 free_pcp:352 free_cma:0
[  442.441782] Call Trace:
[  442.451183] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.484205]  <IRQ>
[  442.486776] Node 0 
[  442.514725]  dump_stack+0x1c4/0x2b4
[  442.516877] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  442.519088]  ? dump_stack_print_info.cold.2+0x52/0x52
[  442.522684] lowmem_reserve[]: 0
[  442.548223]  warn_alloc.cold.118+0xb7/0x1bd
[  442.553376]  2815 6318
[  442.556666]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.560967]  6318
[  442.563466]  ? lock_downgrade+0x900/0x900
[  442.570352]  ? trace_hardirqs_off+0xb8/0x300
[  442.574468] Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  442.578934]  ? trace_hardirqs_off+0xb8/0x300
[  442.578958]  __alloc_pages_slowpath+0x2667/0x2d80
[  442.606251] lowmem_reserve[]: 0
[  442.610694]  ? warn_alloc+0x120/0x120
[  442.615486]  0
[  442.618764]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.622541]  3503
[  442.624342]  ? warn_alloc+0x120/0x120
[  442.629336]  3503
[  442.631397]  ? print_usage_bug+0xc0/0xc0
[  442.637233]  ? warn_alloc+0x120/0x120
[  442.641269] Node 0 
[  442.645064]  ? print_usage_bug+0xc0/0xc0
[  442.645095] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  442.645103] lowmem_reserve[]:
[  442.647337]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.651374]  0
[  442.681389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.684463]  0
[  442.689654]  ? should_fail+0x22d/0xd01
[  442.691476]  0
[  442.697006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.698782]  0
[  442.702664]  ? __lock_acquire+0x7ec/0x4ec0
[  442.709553]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.711332] Node 0 
[  442.715565]  ? should_fail+0x22d/0xd01
[  442.720645] DMA: 
[  442.722882]  ? mark_held_locks+0x130/0x130
[  442.726742] 1*4kB 
[  442.728801]  ? mark_held_locks+0x130/0x130
[  442.733011] (U) 
[  442.735159]  ? print_usage_bug+0xc0/0xc0
[  442.739386] 0*8kB 
[  442.741355]  ? find_held_lock+0x36/0x1c0
[  442.745398] 0*16kB 
[  442.747545]  ? graph_lock+0x170/0x170
[  442.751583] 1*32kB 
[  442.753820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.757591] (U) 
[  442.759821]  ? check_preemption_disabled+0x48/0x200
[  442.765335] 2*64kB 
[  442.767306]  ? check_preemption_disabled+0x48/0x200
[  442.772299] (U) 
[  442.774552]  ? __lock_is_held+0xb5/0x140
[  442.779541] 1*128kB 
[  442.781520]  __alloc_pages_nodemask+0xa80/0xde0
[  442.785582] (U) 
[  442.787909]  ? graph_lock+0x170/0x170
[  442.792557] 1*256kB 
[  442.794538]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.798310] (U) 
[  442.800654]  ? graph_lock+0x170/0x170
[  442.805648] 0*512kB 
[  442.807633]  ? find_held_lock+0x36/0x1c0
[  442.811404] 1*1024kB 
[  442.813759]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.817804] (U) 
[  442.820208]  ? lock_downgrade+0x900/0x900
[  442.824852] 1*2048kB 
[  442.826833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.830957] (M) 
[  442.833389]  cache_grow_begin+0x91/0x8c0
[  442.838917] 3*4096kB 
[  442.840896]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.844936] (M) 
[  442.847344]  fallback_alloc+0x203/0x2e0
[  442.851727] = 15908kB
[  442.853727]  ____cache_alloc_node+0x1c7/0x1e0
[  442.857677] Node 0 
[  442.860086]  kmem_cache_alloc_node+0xe3/0x730
[  442.864582] DMA32: 
[  442.866828]  ? mark_held_locks+0xc7/0x130
[  442.871297] 4*4kB 
[  442.873581]  __alloc_skb+0x119/0x770
[  442.877688] (UM) 
[  442.879968]  ? skb_scrub_packet+0x490/0x490
[  442.883662] 1*8kB 
[  442.885724]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  442.890031] (M) 
[  442.892177]  ? queue_work_on+0x12c/0x1e0
[  442.896727] 3*16kB (M) 
[  442.898709]  ? switchdev_port_obj_del+0xdc/0x450
[  442.902743] 3*32kB 
[  442.905325]  ? switchdev_trans_item_enqueue+0x260/0x260
[  442.910058] (M) 
[  442.912307]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.917639] 1*64kB (M) 
[  442.919626]  __br_mdb_notify+0x4ff/0x15d0
[  442.924615] 3*128kB 
[  442.927199]  ? __br_mdb_add+0x800/0x800
[  442.931319] (UM) 
[  442.933638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.937591] 3*256kB 
[  442.939652]  ? __lock_acquire+0x7ec/0x4ec0
[  442.945162] (UM) 
[  442.947484]  ? kasan_check_read+0x11/0x20
[  442.951693] 4*512kB 
[  442.953748]  ? debug_object_init_on_stack+0x20/0x20
[  442.957866] (UM) 
[  442.960188]  ? graph_lock+0x170/0x170
[  442.965186] 3*1024kB 
[  442.967245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.971020] (M) 
[  442.973428]  br_mdb_notify+0x310/0x410
[  442.978939] 3*2048kB 
[  442.980909]  ? br_mdb_dump+0x2530/0x2530
[  442.984777] (M) 
[  442.987196]  br_multicast_del_pg+0x3df/0x790
[  442.991224] 3*4096kB 
[  442.993196]  ? br_mdb_ip_get+0x940/0x940
[  442.997585] (M) 
[  442.999991]  ? kasan_check_write+0x14/0x20
[  443.004027] = 24936kB
[  443.006000]  ? do_raw_spin_lock+0xc1/0x200
[  443.010206] Node 0 
[  443.012613]  br_multicast_port_group_expired+0x189/0x1e0
[  443.016841] Normal: 
[  443.019074]  call_timer_fn+0x272/0x920
[  443.024497] 1267*4kB 
[  443.026811]  ? br_multicast_del_pg+0x790/0x790
[  443.030673] (UMEH) 
[  443.033124]  ? process_timeout+0x40/0x40
[  443.037704] 430*8kB 
[  443.039939]  ? find_held_lock+0x36/0x1c0
[  443.043982] (UMEH) 
[  443.046304]  ? __run_timers+0x7da/0xc70
[  443.050347] 212*16kB 
[  443.052587]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.056530] (UMEH) 35*32kB (MH) 
[  443.058954]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.063423] 9*64kB (MH) 
[  443.066803]  ? br_multicast_del_pg+0x790/0x790
[  443.071279] 1*128kB 
[  443.073957]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.078512] (H) 
[  443.080844]  ? trace_hardirqs_on+0xbd/0x310
[  443.085408] 1*256kB 
[  443.087417]  ? kasan_check_read+0x11/0x20
[  443.091725] (H) 
[  443.094047]  ? __run_timers+0x7da/0xc70
[  443.098170] 0*512kB 
[  443.100146]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.104096] 0*1024kB 
[  443.106422]  ? br_multicast_del_pg+0x790/0x790
[  443.111847] 0*2048kB 
[  443.114247]  ? br_multicast_del_pg+0x790/0x790
[  443.118804] 0*4096kB 
[  443.121206]  __run_timers+0x7e5/0xc70
[  443.125764] = 13980kB
[  443.128179]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  443.131968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  443.134367]  ? check_preemption_disabled+0x48/0x200
[  443.139709] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  443.148543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.153526] 4516 total pagecache pages
[  443.162110]  ? rcu_irq_exit+0xce/0x100
[  443.167635] 0 pages in swap cache
[  443.171515]  ? irq_exit+0xbd/0x1c0
[  443.175377] Swap cache stats: add 0, delete 0, find 0/0
[  443.178838]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  443.182352] Free swap  = 0kB
[  443.187713]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  443.192699] Total swap = 0kB
[  443.195709]  ? retint_kernel+0x2d/0x2d
[  443.200445] 1965979 pages RAM
[  443.203476]  ? trace_hardirqs_on_caller+0xc0/0x300
[  443.207339] 0 pages HighMem/MovableOnly
[  443.210446]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  443.215350] 343324 pages reserved
[  443.219317]  ? trace_hardirqs_off_caller+0x300/0x300
[  443.224048] 0 pages cma reserved
[  443.227500]  ? graph_lock+0x170/0x170
[  443.232694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  443.235951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.239865] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.246241]  ? check_preemption_disabled+0x48/0x200
[  443.251754] ksoftirqd/0 cpuset=
[  443.262067]  ? __lock_is_held+0xb5/0x140
[  443.267053] /
[  443.270329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.274384]  mems_allowed=0
[  443.276103]  ? check_preemption_disabled+0x48/0x200
[  443.289576]  run_timer_softirq+0x52/0xb0
[  443.293640]  ? rcu_read_lock_sched_held+0x108/0x120
[  443.298662]  __do_softirq+0x30b/0xad8
[  443.302487]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  443.307609]  ? pvclock_read_flags+0x160/0x160
[  443.312105]  ? lapic_next_event+0x5a/0x90
[  443.316253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.321792]  ? check_preemption_disabled+0x48/0x200
[  443.326806]  ? check_preemption_disabled+0x48/0x200
[  443.331831]  ? kvm_clock_read+0x18/0x30
[  443.335817]  ? kvm_sched_clock_read+0x9/0x20
[  443.340242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.345794]  ? check_preemption_disabled+0x48/0x200
[  443.350855]  irq_exit+0x17f/0x1c0
[  443.354325]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.359168]  ? smp_reschedule_interrupt+0x109/0x650
[  443.364186]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.370069]  ? interrupt_entry+0xb5/0xf0
[  443.374133]  ? trace_hardirqs_off_caller+0xbb/0x300
[  443.379148]  ? trace_hardirqs_off_caller+0xbb/0x300
[  443.384181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.389024]  ? trace_hardirqs_off+0x300/0x300
[  443.393520]  ? trace_hardirqs_off+0x300/0x300
[  443.398028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.403572]  ? check_preemption_disabled+0x48/0x200
[  443.408588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.414134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.418999]  apic_timer_interrupt+0xf/0x20
[  443.423240]  </IRQ>
[  443.425486] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  443.430423] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  443.449344] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  443.457062] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  443.464329] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  443.471594] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  443.478859] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  443.486124] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  443.493449]  skb_clone+0x1bb/0x500
[  443.497011]  ? skb_split+0x11e0/0x11e0
[  443.500903]  ? preempt_notifier_register+0x200/0x200
[  443.506018]  ? __switch_to_asm+0x34/0x70
[  443.510078]  ? __switch_to_asm+0x34/0x70
[  443.514162]  ? __switch_to_asm+0x40/0x70
[  443.518233]  ? __switch_to_asm+0x34/0x70
[  443.522302]  ? __switch_to_asm+0x40/0x70
[  443.526364]  ? __switch_to_asm+0x40/0x70
[  443.530422]  ? __switch_to_asm+0x34/0x70
[  443.534486]  ? __switch_to_asm+0x34/0x70
[  443.538554]  ? __switch_to_asm+0x40/0x70
[  443.542615]  ? __switch_to_asm+0x34/0x70
[  443.546688]  bpf_clone_redirect+0xb9/0x490
[  443.550973]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  443.556001]  ? __sched_text_start+0x8/0x8
[  443.560156]  ? retint_kernel+0x2d/0x2d
[  443.564062]  ? find_held_lock+0x36/0x1c0
[  443.568133]  ? lock_acquire+0x1ed/0x520
[  443.572107]  ? bpf_test_run+0x32e/0x5a0
[  443.576087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.581628]  ? check_preemption_disabled+0x48/0x200
[  443.586652]  ? kasan_check_read+0x11/0x20
[  443.590805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.596085]  ? rcu_bh_qs+0xc0/0xc0
[  443.599630]  ? preempt_schedule+0x4d/0x60
[  443.603786]  ? ___preempt_schedule+0x16/0x18
[  443.608209]  ? bpf_test_run+0x1c0/0x5a0
[  443.612222]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.616653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.622191]  ? bpf_test_init.isra.9+0x70/0x100
[  443.626777]  ? bpf_prog_test_run_skb+0x634/0xb40
[  443.631552]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.636392]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.641931]  ? fput+0x130/0x1a0
[  443.645242]  ? __bpf_prog_get+0x9b/0x290
[  443.649307]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.654150]  ? bpf_prog_test_run+0x130/0x1a0
[  443.658571]  ? __x64_sys_bpf+0x3d8/0x510
[  443.662636]  ? bpf_prog_get+0x20/0x20
[  443.666463]  ? do_syscall_64+0x1b9/0x820
[  443.670537]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.675902]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.680835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.685682]  ? trace_hardirqs_off+0x300/0x300
[  443.690177]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.695197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.700732]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.705757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.710618]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.716016] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  443.716265] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.722791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.733260] syz-executor1 cpuset=
[  443.742596] Call Trace:
[  443.742606] syz1
[  443.746054]  dump_stack+0x1c4/0x2b4
[  443.748614]  mems_allowed=0
[  443.750585]  ? dump_stack_print_info.cold.2+0x52/0x52
[  443.762343]  warn_alloc.cold.118+0xb7/0x1bd
[  443.766668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.771513]  ? lock_downgrade+0x900/0x900
[  443.775689]  ? trace_hardirqs_off+0xb8/0x300
[  443.780102]  ? trace_hardirqs_off+0xb8/0x300
[  443.784520]  __alloc_pages_slowpath+0x2667/0x2d80
[  443.789395]  ? warn_alloc+0x120/0x120
[  443.793202]  ? warn_alloc+0x120/0x120
[  443.797004]  ? print_usage_bug+0xc0/0xc0
[  443.801066]  ? warn_alloc+0x120/0x120
[  443.804880]  ? print_usage_bug+0xc0/0xc0
[  443.808950]  ? __lock_acquire+0x7ec/0x4ec0
[  443.813189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.818735]  ? should_fail+0x22d/0xd01
[  443.822629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.827739]  ? __lock_acquire+0x7ec/0x4ec0
[  443.831978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.837084]  ? __lock_acquire+0x7ec/0x4ec0
[  443.841319]  ? should_fail+0x22d/0xd01
[  443.845205]  ? print_usage_bug+0xc0/0xc0
[  443.849277]  ? mark_held_locks+0x130/0x130
[  443.853544]  ? mark_held_locks+0x130/0x130
[  443.857802]  ? graph_lock+0x170/0x170
[  443.861610]  ? print_usage_bug+0xc0/0xc0
[  443.865672]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  443.870436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.875974]  ? check_preemption_disabled+0x48/0x200
[  443.880987]  ? check_preemption_disabled+0x48/0x200
[  443.886014]  ? __lock_is_held+0xb5/0x140
[  443.890087]  __alloc_pages_nodemask+0xa80/0xde0
[  443.894759]  ? graph_lock+0x170/0x170
[  443.898568]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  443.903629]  ? graph_lock+0x170/0x170
[  443.907464]  ? find_held_lock+0x36/0x1c0
[  443.911542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.916215]  ? lock_downgrade+0x900/0x900
[  443.920378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.925926]  cache_grow_begin+0x91/0x8c0
[  443.929998]  ? do_raw_spin_unlock+0xa7/0x2f0
[  443.934418]  fallback_alloc+0x203/0x2e0
[  443.938403]  ____cache_alloc_node+0x1c7/0x1e0
[  443.942906]  kmem_cache_alloc_node+0xe3/0x730
[  443.947412]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.951661]  __alloc_skb+0x119/0x770
[  443.955376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.960653]  ? skb_scrub_packet+0x490/0x490
[  443.964975]  ? lock_downgrade+0x900/0x900
[  443.969139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.974677]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.980139]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.985587]  ? addrconf_rs_timer+0x6f0/0x6f0
[  443.990021]  ndisc_alloc_skb+0x144/0x340
[  443.994099]  ndisc_send_rs+0x331/0x6e0
[  443.998445]  addrconf_rs_timer+0x3c0/0x6f0
[  444.002705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.006964]  call_timer_fn+0x272/0x920
[  444.010869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.015122]  ? process_timeout+0x40/0x40
[  444.019179]  ? find_held_lock+0x36/0x1c0
[  444.023250]  ? __run_timers+0x7da/0xc70
[  444.027230]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.031742]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.036241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.040478]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  444.045076]  ? trace_hardirqs_on+0xbd/0x310
[  444.049409]  ? kasan_check_read+0x11/0x20
[  444.053565]  ? __run_timers+0x7da/0xc70
[  444.057552]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.063023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.067268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.071504]  __run_timers+0x7e5/0xc70
[  444.075341]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.080705]  ? compat_start_thread+0x80/0x80
[  444.085132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.090691]  ? _raw_spin_unlock_irq+0x60/0x80
[  444.095189]  ? finish_task_switch+0x1f5/0x900
[  444.099684]  ? finish_task_switch+0x1b5/0x900
[  444.104177]  ? __switch_to_asm+0x34/0x70
[  444.108473]  ? preempt_notifier_register+0x200/0x200
[  444.113576]  ? __switch_to_asm+0x34/0x70
[  444.117638]  ? __switch_to_asm+0x40/0x70
[  444.121722]  ? __switch_to_asm+0x34/0x70
[  444.125779]  ? __switch_to_asm+0x40/0x70
[  444.129842]  ? __switch_to_asm+0x34/0x70
[  444.133901]  ? __switch_to_asm+0x40/0x70
[  444.137973]  ? __switch_to_asm+0x40/0x70
[  444.142042]  ? pvclock_read_flags+0x160/0x160
[  444.146537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.152103]  ? check_preemption_disabled+0x48/0x200
[  444.157130]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.162414]  ? rcu_pm_notify+0xc0/0xc0
[  444.166309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.171847]  ? check_preemption_disabled+0x48/0x200
[  444.176877]  run_timer_softirq+0x52/0xb0
[  444.180955]  ? rcu_read_lock_sched_held+0x108/0x120
[  444.185980]  __do_softirq+0x30b/0xad8
[  444.189795]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  444.194938]  ? trace_hardirqs_off_caller+0x300/0x300
[  444.200041]  ? retint_kernel+0x1b/0x2d
[  444.203943]  ? schedule+0x108/0x460
[  444.207573]  ? __schedule+0x1ed0/0x1ed0
[  444.211554]  ? trace_hardirqs_off+0xb8/0x300
[  444.215970]  ? ___might_sleep+0x1ed/0x300
[  444.220117]  ? smpboot_thread_fn+0x68b/0xa00
[  444.224528]  ? trace_hardirqs_on+0x310/0x310
[  444.228949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.234486]  ? check_preemption_disabled+0x48/0x200
[  444.239514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.245062]  ? takeover_tasklets+0xa90/0xa90
[  444.249477]  run_ksoftirqd+0x94/0x100
[  444.253277]  smpboot_thread_fn+0x68b/0xa00
[  444.257513]  ? sort_range+0x30/0x30
[  444.261142]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.266247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.271786]  ? __kthread_parkme+0xfb/0x1a0
[  444.276026]  kthread+0x35a/0x420
[  444.279391]  ? sort_range+0x30/0x30
[  444.283024]  ? kthread_bind+0x40/0x40
[  444.286827]  ret_from_fork+0x3a/0x50
[  444.290593] warn_alloc_show_mem: 1 callbacks suppressed
[  444.290604] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  444.290606] Mem-Info:
[  444.290642] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  444.290642]  active_file:18 inactive_file:31 isolated_file:0
[  444.290642]  unevictable:0 dirty:0 writeback:0 unstable:0
[  444.290642]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  444.290642]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  444.290642]  free:13670 free_pcp:352 free_cma:0
[  444.295997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.303274] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  444.305676] Call Trace:
[  444.338720] Node 0 
[  444.348062]  <IRQ>
[  444.376011] 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
[  444.378579]  dump_stack+0x1c4/0x2b4
[  444.380782] lowmem_reserve[]:
[  444.382932]  ? dump_stack_print_info.cold.2+0x52/0x52
[  444.408420]  0
[  444.412057]  warn_alloc.cold.118+0xb7/0x1bd
[  444.415126]  2815
[  444.420313]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.422093]  6318
[  444.426426]  ? lock_downgrade+0x900/0x900
[  444.428464]  6318
[  444.433306]  ? trace_hardirqs_off+0xb8/0x300
[  444.439510]  ? trace_hardirqs_off+0xb8/0x300
[  444.441551] Node 0 
[  444.445957]  __alloc_pages_slowpath+0x2667/0x2d80
[  444.450365] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  444.452603]  ? warn_alloc+0x120/0x120
[  444.457389] lowmem_reserve[]: 0
[  444.484121]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.487904]  0
[  444.491181]  ? warn_alloc+0x120/0x120
[  444.496184]  3503
[  444.497986]  ? print_usage_bug+0xc0/0xc0
[  444.501759]  3503
[  444.503818]  ? warn_alloc+0x120/0x120
[  444.509913]  ? print_usage_bug+0xc0/0xc0
[  444.513688] Node 0 
[  444.517748]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.517785] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  444.520013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.525176] lowmem_reserve[]:
[  444.553805]  ? should_fail+0x22d/0xd01
[  444.559313]  0
[  444.562414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.566274]  0
[  444.568074]  ? __lock_acquire+0x7ec/0x4ec0
[  444.573165]  0
[  444.574964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.579172]  0
[  444.580999]  ? should_fail+0x22d/0xd01
[  444.587880]  ? mark_held_locks+0x130/0x130
[  444.591741] Node 0 DMA: 
[  444.595968]  ? mark_held_locks+0x130/0x130
[  444.595996]  ? print_usage_bug+0xc0/0xc0
[  444.598679] 1*4kB 
[  444.602907]  ? find_held_lock+0x36/0x1c0
[  444.606950] (U) 
[  444.609095]  ? graph_lock+0x170/0x170
[  444.613152] 0*8kB 0*16kB 
[  444.615140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.618918] 1*32kB 
[  444.621672]  ? check_preemption_disabled+0x48/0x200
[  444.627198] (U) 
[  444.629438]  ? check_preemption_disabled+0x48/0x200
[  444.634424] 2*64kB 
[  444.636400]  ? __lock_is_held+0xb5/0x140
[  444.641399] (U) 
[  444.643641]  __alloc_pages_nodemask+0xa80/0xde0
[  444.647675] 1*128kB 
[  444.649645]  ? graph_lock+0x170/0x170
[  444.654291] (U) 
[  444.656615]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  444.660386] 1*256kB (U) 
[  444.662369]  ? graph_lock+0x170/0x170
[  444.667381] 0*512kB 
[  444.670054]  ? find_held_lock+0x36/0x1c0
[  444.673828] 1*1024kB 
[  444.676166]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.680196] (U) 
[  444.682602]  ? lock_downgrade+0x900/0x900
[  444.687247] 1*2048kB 
[  444.689227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.693350] (M) 
[  444.695763]  cache_grow_begin+0x91/0x8c0
[  444.701277] 3*4096kB 
[  444.703252]  ? do_raw_spin_unlock+0xa7/0x2f0
[  444.707288] (M) 
[  444.709701]  fallback_alloc+0x203/0x2e0
[  444.714085] = 15908kB
[  444.716068]  ____cache_alloc_node+0x1c7/0x1e0
[  444.720029] Node 0 
[  444.722446]  kmem_cache_alloc_node+0xe3/0x730
[  444.726912] DMA32: 
[  444.729148]  ? mark_held_locks+0xc7/0x130
[  444.733622] 4*4kB 
[  444.735871]  __alloc_skb+0x119/0x770
[  444.739989] (UM) 
[  444.742135]  ? skb_scrub_packet+0x490/0x490
[  444.745829] 1*8kB 
[  444.747889]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  444.752184] (M) 
[  444.754332]  ? queue_work_on+0x12c/0x1e0
[  444.758899] 3*16kB (M) 
[  444.760889]  ? switchdev_port_obj_del+0xdc/0x450
[  444.764925] 3*32kB 
[  444.767508]  ? switchdev_trans_item_enqueue+0x260/0x260
[  444.772241] (M) 
[  444.774473]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.779813] 1*64kB 
[  444.781819]  __br_mdb_notify+0x4ff/0x15d0
[  444.786807] (M) 
[  444.789043]  ? __br_mdb_add+0x800/0x800
[  444.793183] 3*128kB 
[  444.795150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.799100] (UM) 
[  444.801422]  ? __lock_acquire+0x7ec/0x4ec0
[  444.806929] 3*256kB (UM) 
[  444.809005]  ? kasan_check_read+0x11/0x20
[  444.813212] 4*512kB (UM) 
[  444.815997]  ? debug_object_init_on_stack+0x20/0x20
[  444.820121] 3*1024kB 
[  444.822874]  ? graph_lock+0x170/0x170
[  444.827865] (M) 
[  444.830277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.834057] 3*2048kB 
[  444.836030]  br_mdb_notify+0x310/0x410
[  444.841530] (M) 3*4096kB (M) 
[  444.843954]  ? br_mdb_dump+0x2530/0x2530
[  444.847834] = 24936kB
[  444.850945]  br_multicast_del_pg+0x3df/0x790
[  444.854979] Node 0 
[  444.857386]  ? br_mdb_ip_get+0x940/0x940
[  444.861767] Normal: 1267*4kB 
[  444.864013]  ? kasan_check_write+0x14/0x20
[  444.868048] (UMEH) 
[  444.871165]  ? do_raw_spin_lock+0xc1/0x200
[  444.875378] 430*8kB 
[  444.877613]  br_multicast_port_group_expired+0x189/0x1e0
[  444.881823] (UMEH) 
[  444.884144]  call_timer_fn+0x272/0x920
[  444.889583] 212*16kB 
[  444.891814]  ? br_multicast_del_pg+0x790/0x790
[  444.895680] (UMEH) 
[  444.898093]  ? process_timeout+0x40/0x40
[  444.902654] 35*32kB 
[  444.904901]  ? find_held_lock+0x36/0x1c0
[  444.908950] (MH) 
[  444.911277]  ? __run_timers+0x7da/0xc70
[  444.915313] 9*64kB 
[  444.917374]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.921325] (MH) 
[  444.923567]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.928034] 1*128kB (H) 
[  444.930115]  ? br_multicast_del_pg+0x790/0x790
[  444.934589] 1*256kB 
[  444.937255]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  444.941816] (H) 
[  444.944139]  ? trace_hardirqs_on+0xbd/0x310
[  444.948712] 0*512kB 
[  444.950683]  ? kasan_check_read+0x11/0x20
[  444.954979] 0*1024kB 0*2048kB 
[  444.957309]  ? __run_timers+0x7da/0xc70
[  444.961429] 0*4096kB = 13980kB
[  444.961450] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.964636]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.968595] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.971774]  ? br_multicast_del_pg+0x790/0x790
[  444.980590] 4516 total pagecache pages
[  444.986036]  ? br_multicast_del_pg+0x790/0x790
[  444.994598] 0 pages in swap cache
[  444.999169]  __run_timers+0x7e5/0xc70
[  445.003038] Swap cache stats: add 0, delete 0, find 0/0
[  445.007626]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  445.011049] Free swap  = 0kB
[  445.014846]  ? check_preemption_disabled+0x48/0x200
[  445.020186] Total swap = 0kB
[  445.025550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.028545] 1965979 pages RAM
[  445.033565]  ? rcu_irq_exit+0xce/0x100
[  445.036569] 0 pages HighMem/MovableOnly
[  445.042117]  ? irq_exit+0xbd/0x1c0
[  445.045211] 343324 pages reserved
[  445.045220] 0 pages cma reserved
[  445.049104]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  445.053145] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  445.056610]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  445.060135] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.063400]  ? retint_kernel+0x2d/0x2d
[  445.068438] ksoftirqd/0 cpuset=/
[  445.074933]  ? trace_hardirqs_on_caller+0xc0/0x300
[  445.079675]  mems_allowed=0
[  445.089979]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  445.109777]  ? trace_hardirqs_off_caller+0x300/0x300
[  445.114889]  ? graph_lock+0x170/0x170
[  445.118700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.124413]  ? check_preemption_disabled+0x48/0x200
[  445.129451]  ? __lock_is_held+0xb5/0x140
[  445.133517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.139076]  ? check_preemption_disabled+0x48/0x200
[  445.144115]  run_timer_softirq+0x52/0xb0
[  445.148181]  ? rcu_read_lock_sched_held+0x108/0x120
[  445.153198]  __do_softirq+0x30b/0xad8
[  445.157025]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  445.162134]  ? pvclock_read_flags+0x160/0x160
[  445.166631]  ? lapic_next_event+0x5a/0x90
[  445.170779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.176328]  ? check_preemption_disabled+0x48/0x200
[  445.181340]  ? check_preemption_disabled+0x48/0x200
[  445.186365]  ? kvm_clock_read+0x18/0x30
[  445.190343]  ? kvm_sched_clock_read+0x9/0x20
[  445.194752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.200284]  ? check_preemption_disabled+0x48/0x200
[  445.205330]  irq_exit+0x17f/0x1c0
[  445.208791]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.213655]  ? smp_reschedule_interrupt+0x109/0x650
[  445.218676]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.224567]  ? interrupt_entry+0xb5/0xf0
[  445.228635]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.233649]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.238672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.243511]  ? trace_hardirqs_off+0x300/0x300
[  445.248013]  ? trace_hardirqs_off+0x300/0x300
[  445.252519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.258065]  ? check_preemption_disabled+0x48/0x200
[  445.263081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.268628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.273517]  apic_timer_interrupt+0xf/0x20
[  445.277762]  </IRQ>
[  445.280017] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  445.284949] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  445.303860] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  445.311568] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  445.318837] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  445.326105] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  445.333368] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  445.340637] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  445.347955]  skb_clone+0x1bb/0x500
[  445.351508]  ? skb_split+0x11e0/0x11e0
[  445.355423]  ? preempt_notifier_register+0x200/0x200
[  445.360543]  ? __switch_to_asm+0x34/0x70
[  445.364621]  ? __switch_to_asm+0x34/0x70
[  445.368679]  ? __switch_to_asm+0x40/0x70
[  445.372740]  ? __switch_to_asm+0x34/0x70
[  445.376832]  ? __switch_to_asm+0x40/0x70
[  445.380925]  ? __switch_to_asm+0x40/0x70
[  445.385077]  ? __switch_to_asm+0x34/0x70
[  445.389137]  ? __switch_to_asm+0x34/0x70
[  445.393196]  ? __switch_to_asm+0x40/0x70
[  445.397257]  ? __switch_to_asm+0x34/0x70
[  445.401332]  bpf_clone_redirect+0xb9/0x490
[  445.405584]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  445.410623]  ? __sched_text_start+0x8/0x8
[  445.414781]  ? retint_kernel+0x2d/0x2d
[  445.418679]  ? find_held_lock+0x36/0x1c0
[  445.422752]  ? lock_acquire+0x1ed/0x520
[  445.426728]  ? bpf_test_run+0x32e/0x5a0
[  445.430711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.436272]  ? check_preemption_disabled+0x48/0x200
[  445.441295]  ? kasan_check_read+0x11/0x20
[  445.445450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.450745]  ? rcu_bh_qs+0xc0/0xc0
[  445.454286]  ? preempt_schedule+0x4d/0x60
[  445.458454]  ? ___preempt_schedule+0x16/0x18
[  445.462882]  ? bpf_test_run+0x1c0/0x5a0
[  445.466871]  ? netlink_diag_dump+0x2a0/0x2a0
[  445.471285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.476849]  ? bpf_test_init.isra.9+0x70/0x100
[  445.481456]  ? bpf_prog_test_run_skb+0x634/0xb40
[  445.486225]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  445.491067]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.496618]  ? fput+0x130/0x1a0
[  445.499910]  ? __bpf_prog_get+0x9b/0x290
[  445.503974]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  445.508819]  ? bpf_prog_test_run+0x130/0x1a0
[  445.513248]  ? __x64_sys_bpf+0x3d8/0x510
[  445.517309]  ? bpf_prog_get+0x20/0x20
[  445.521131]  ? do_syscall_64+0x1b9/0x820
[  445.525197]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  445.530571]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.535500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.540351]  ? trace_hardirqs_off+0x300/0x300
[  445.544848]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.549864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.555399]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.560418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.565271]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.570661] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  445.570922] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.577421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.577430] Call Trace:
[  445.587914] syz-executor1 cpuset=
[  445.597283]  dump_stack+0x1c4/0x2b4
[  445.599836] syz1
[  445.603287]  ? dump_stack_print_info.cold.2+0x52/0x52
[  445.606910]  mems_allowed=0
[  445.608891]  warn_alloc.cold.118+0xb7/0x1bd
[  445.621282]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.626131]  ? lock_downgrade+0x900/0x900
[  445.630292]  ? trace_hardirqs_off+0xb8/0x300
[  445.634712]  ? trace_hardirqs_off+0xb8/0x300
[  445.639131]  __alloc_pages_slowpath+0x2667/0x2d80
[  445.644007]  ? warn_alloc+0x120/0x120
[  445.647817]  ? warn_alloc+0x120/0x120
[  445.651621]  ? print_usage_bug+0xc0/0xc0
[  445.655697]  ? warn_alloc+0x120/0x120
[  445.659498]  ? print_usage_bug+0xc0/0xc0
[  445.663567]  ? __lock_acquire+0x7ec/0x4ec0
[  445.667811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.673354]  ? should_fail+0x22d/0xd01
[  445.677244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.682349]  ? __lock_acquire+0x7ec/0x4ec0
[  445.686612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.691710]  ? __lock_acquire+0x7ec/0x4ec0
[  445.695954]  ? should_fail+0x22d/0xd01
[  445.699848]  ? print_usage_bug+0xc0/0xc0
[  445.703915]  ? mark_held_locks+0x130/0x130
[  445.708159]  ? mark_held_locks+0x130/0x130
[  445.712402]  ? graph_lock+0x170/0x170
[  445.716203]  ? print_usage_bug+0xc0/0xc0
[  445.720283]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  445.725058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.730605]  ? check_preemption_disabled+0x48/0x200
[  445.735627]  ? check_preemption_disabled+0x48/0x200
[  445.740660]  ? __lock_is_held+0xb5/0x140
[  445.744739]  __alloc_pages_nodemask+0xa80/0xde0
[  445.749426]  ? graph_lock+0x170/0x170
[  445.753235]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  445.758254]  ? graph_lock+0x170/0x170
[  445.762071]  ? find_held_lock+0x36/0x1c0
[  445.766153]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.770829]  ? lock_downgrade+0x900/0x900
[  445.774991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.780543]  cache_grow_begin+0x91/0x8c0
[  445.784609]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.789032]  fallback_alloc+0x203/0x2e0
[  445.793020]  ____cache_alloc_node+0x1c7/0x1e0
[  445.797527]  kmem_cache_alloc_node+0xe3/0x730
[  445.802029]  ? ipv6_get_ifaddr+0x42e/0x620
[  445.806285]  __alloc_skb+0x119/0x770
[  445.810005]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.815408]  ? skb_scrub_packet+0x490/0x490
[  445.819746]  ? lock_downgrade+0x900/0x900
[  445.823906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.829457]  ? refcount_sub_and_test_checked+0x203/0x310
[  445.834917]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  445.840391]  ? addrconf_rs_timer+0x6f0/0x6f0
[  445.844829]  ndisc_alloc_skb+0x144/0x340
[  445.848903]  ndisc_send_rs+0x331/0x6e0
[  445.852820]  addrconf_rs_timer+0x3c0/0x6f0
[  445.857067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.861341]  call_timer_fn+0x272/0x920
[  445.865243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.869511]  ? process_timeout+0x40/0x40
[  445.873582]  ? find_held_lock+0x36/0x1c0
[  445.877660]  ? __run_timers+0x7da/0xc70
[  445.881643]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.886136]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.890646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.894888]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  445.899480]  ? trace_hardirqs_on+0xbd/0x310
[  445.903800]  ? kasan_check_read+0x11/0x20
[  445.907971]  ? __run_timers+0x7da/0xc70
[  445.911955]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.917418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.921661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.925914]  __run_timers+0x7e5/0xc70
[  445.929742]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  445.935105]  ? compat_start_thread+0x80/0x80
[  445.939518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.945065]  ? _raw_spin_unlock_irq+0x60/0x80
[  445.949566]  ? finish_task_switch+0x1f5/0x900
[  445.954060]  ? finish_task_switch+0x1b5/0x900
[  445.958552]  ? __switch_to_asm+0x34/0x70
[  445.962617]  ? preempt_notifier_register+0x200/0x200
[  445.967722]  ? __switch_to_asm+0x34/0x70
[  445.971781]  ? __switch_to_asm+0x40/0x70
[  445.975853]  ? __switch_to_asm+0x34/0x70
[  445.979924]  ? __switch_to_asm+0x40/0x70
[  445.984000]  ? __switch_to_asm+0x34/0x70
[  445.988058]  ? __switch_to_asm+0x40/0x70
[  445.992131]  ? __switch_to_asm+0x40/0x70
[  445.996199]  ? pvclock_read_flags+0x160/0x160
[  446.001226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.006780]  ? check_preemption_disabled+0x48/0x200
[  446.011812]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.017113]  ? rcu_pm_notify+0xc0/0xc0
[  446.021029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.026578]  ? check_preemption_disabled+0x48/0x200
[  446.031632]  run_timer_softirq+0x52/0xb0
[  446.035712]  ? rcu_read_lock_sched_held+0x108/0x120
[  446.040732]  __do_softirq+0x30b/0xad8
[  446.044541]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  446.049675]  ? trace_hardirqs_off_caller+0x300/0x300
[  446.054778]  ? retint_kernel+0x1b/0x2d
[  446.058676]  ? schedule+0x108/0x460
[  446.062313]  ? __schedule+0x1ed0/0x1ed0
[  446.066291]  ? trace_hardirqs_off+0xb8/0x300
[  446.070697]  ? ___might_sleep+0x1ed/0x300
[  446.074843]  ? smpboot_thread_fn+0x68b/0xa00
[  446.079248]  ? trace_hardirqs_on+0x310/0x310
[  446.083660]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.089197]  ? check_preemption_disabled+0x48/0x200
[  446.094213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.099755]  ? takeover_tasklets+0xa90/0xa90
[  446.104171]  run_ksoftirqd+0x94/0x100
[  446.108137]  smpboot_thread_fn+0x68b/0xa00
[  446.112375]  ? sort_range+0x30/0x30
[  446.116002]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.121103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.126642]  ? __kthread_parkme+0xfb/0x1a0
[  446.130878]  kthread+0x35a/0x420
[  446.134260]  ? sort_range+0x30/0x30
[  446.137887]  ? kthread_bind+0x40/0x40
[  446.141694]  ret_from_fork+0x3a/0x50
[  446.145451] warn_alloc_show_mem: 1 callbacks suppressed
[  446.145464] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  446.145466] Mem-Info:
[  446.145504] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  446.145504]  active_file:18 inactive_file:31 isolated_file:0
[  446.145504]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.145504]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  446.145504]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  446.145504]  free:13670 free_pcp:352 free_cma:0
[  446.150841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.158119] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.160516] Call Trace:
[  446.193569] Node 0 
[  446.202913]  <IRQ>
[  446.230862] 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
[  446.233441]  dump_stack+0x1c4/0x2b4
[  446.235639] lowmem_reserve[]:
[  446.237784]  ? dump_stack_print_info.cold.2+0x52/0x52
[  446.263272]  0 2815
[  446.266935]  warn_alloc.cold.118+0xb7/0x1bd
[  446.269996]  6318
[  446.275186]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.277408]  6318
[  446.281730]  ? lock_downgrade+0x900/0x900
[  446.288634]  ? trace_hardirqs_off+0xb8/0x300
[  446.290664] Node 0 
[  446.294819]  ? trace_hardirqs_off+0xb8/0x300
[  446.299228] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.301448]  __alloc_pages_slowpath+0x2667/0x2d80
[  446.305850] lowmem_reserve[]:
[  446.332608]  ? warn_alloc+0x120/0x120
[  446.337444]  0
[  446.340553]  ? warn_alloc+0x120/0x120
[  446.344323]  0
[  446.346126]  ? print_usage_bug+0xc0/0xc0
[  446.349901]  3503
[  446.351701]  ? warn_alloc+0x120/0x120
[  446.355736]  3503
[  446.357807]  ? print_usage_bug+0xc0/0xc0
[  446.361591] Node 0 
[  446.363654]  ? lock_downgrade+0x900/0x900
[  446.367730] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  446.369945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.374075] lowmem_reserve[]:
[  446.402733]  ? should_fail+0x22d/0xd01
[  446.408244]  0
[  446.411370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.415254]  0 0
[  446.417067]  ? __lock_acquire+0x7ec/0x4ec0
[  446.422148]  0
[  446.424147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.428356] Node 0 
[  446.430164]  ? should_fail+0x22d/0xd01
[  446.435257] DMA: 
[  446.437496]  ? mark_held_locks+0x130/0x130
[  446.441358] 1*4kB 
[  446.443438]  ? mark_held_locks+0x130/0x130
[  446.447647] (U) 
[  446.449792]  ? print_usage_bug+0xc0/0xc0
[  446.454009] 0*8kB 
[  446.455985]  ? find_held_lock+0x36/0x1c0
[  446.460024] 0*16kB 
[  446.462171]  ? graph_lock+0x170/0x170
[  446.466208] 1*32kB 
[  446.468450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.472219] (U) 
[  446.474459]  ? check_preemption_disabled+0x48/0x200
[  446.479972] 2*64kB 
[  446.481942]  ? check_preemption_disabled+0x48/0x200
[  446.486943] (U) 1*128kB 
[  446.489193]  ? __lock_is_held+0xb5/0x140
[  446.494180] (U) 
[  446.496854]  __alloc_pages_nodemask+0xa80/0xde0
[  446.500899] 1*256kB 
[  446.502872]  ? graph_lock+0x170/0x170
[  446.507516] (U) 
[  446.509854]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.513646] 0*512kB 
[  446.515643]  ? graph_lock+0x170/0x170
[  446.520662] 1*1024kB 
[  446.523004]  ? find_held_lock+0x36/0x1c0
[  446.526785] (U) 
[  446.529202]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.533236] 1*2048kB (M) 
[  446.535221]  ? lock_downgrade+0x900/0x900
[  446.539879] 3*4096kB 
[  446.542636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.546778] (M) 
[  446.549186]  cache_grow_begin+0x91/0x8c0
[  446.554698] = 15908kB
[  446.556670]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.560709] Node 0 
[  446.563118]  fallback_alloc+0x203/0x2e0
[  446.567500] DMA32: 
[  446.569735]  ____cache_alloc_node+0x1c7/0x1e0
[  446.573689] 4*4kB 
[  446.575939]  kmem_cache_alloc_node+0xe3/0x730
[  446.580417] (UM) 
[  446.582567]  ? mark_held_locks+0xc7/0x130
[  446.587038] 1*8kB 
[  446.589105]  __alloc_skb+0x119/0x770
[  446.593221] (M) 
[  446.595367]  ? skb_scrub_packet+0x490/0x490
[  446.599062] 3*16kB 
[  446.601038]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  446.605336] (M) 
[  446.607575]  ? queue_work_on+0x12c/0x1e0
[  446.612130] 3*32kB 
[  446.614099]  ? switchdev_port_obj_del+0xdc/0x450
[  446.618155] (M) 
[  446.620389]  ? switchdev_trans_item_enqueue+0x260/0x260
[  446.625126] 1*64kB 
[  446.627097]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.632432] (M) 
[  446.634675]  __br_mdb_notify+0x4ff/0x15d0
[  446.639665] 3*128kB 
[  446.641643]  ? __br_mdb_add+0x800/0x800
[  446.645762] (UM) 
[  446.648091]  ? graph_lock+0x170/0x170
[  446.652039] 3*256kB 
[  446.654099]  ? br_multicast_group_expired+0x96/0x610
[  446.657873] (UM) 
[  446.660205]  ? find_held_lock+0x36/0x1c0
[  446.665290] 4*512kB 
[  446.667365]  br_mdb_notify+0x310/0x410
[  446.671401] (UM) 
[  446.673719]  ? br_mdb_dump+0x2530/0x2530
[  446.677587] 3*1024kB 
[  446.679642]  ? kasan_check_write+0x14/0x20
[  446.683680] (M) 
[  446.686091]  ? do_raw_spin_lock+0xc1/0x200
[  446.690301] 3*2048kB 
[  446.692278]  br_multicast_group_expired+0x1bc/0x610
[  446.696489] (M) 
[  446.698892]  ? br_mdb_free+0x80/0x80
[  446.703898] 3*4096kB 
[  446.705879]  call_timer_fn+0x272/0x920
[  446.709560] (M) 
[  446.711966]  ? br_mdb_free+0x80/0x80
[  446.715832] = 24936kB
[  446.717803]  ? process_timeout+0x40/0x40
[  446.721492] Node 0 
[  446.723930]  ? find_held_lock+0x36/0x1c0
[  446.727976] Normal: 
[  446.730215]  ? __run_timers+0x7da/0xc70
[  446.734250] 1267*4kB 
[  446.736576]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.740522] (UMEH) 
[  446.742955]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.747431] 430*8kB 
[  446.749665]  ? br_mdb_free+0x80/0x80
[  446.754137] (UMEH) 
[  446.756464]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.760158] 212*16kB 
[  446.762388]  ? trace_hardirqs_on+0xbd/0x310
[  446.766950] (UMEH) 
[  446.769355]  ? kasan_check_read+0x11/0x20
[  446.773659] 35*32kB 
[  446.775904]  ? __run_timers+0x7da/0xc70
[  446.780029] (MH) 
[  446.782362]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.786315] 9*64kB 
[  446.788370]  ? br_multicast_del_pg+0x790/0x790
[  446.793798] (MH) 
[  446.796030]  ? br_mdb_free+0x80/0x80
[  446.800594] 1*128kB 
[  446.802653]  __run_timers+0x7e5/0xc70
[  446.806340] (H) 
[  446.808669]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  446.812430] 1*256kB (H) 
[  446.814421]  ? check_preemption_disabled+0x48/0x200
[  446.819762] 0*512kB 
[  446.822428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.827415] 0*1024kB 0*2048kB 
[  446.829754]  ? rcu_irq_exit+0xce/0x100
[  446.835265] 0*4096kB 
[  446.838460]  ? irq_exit+0xbd/0x1c0
[  446.842330] = 13980kB
[  446.844737]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  446.848256] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.850657]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  446.855718] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.864552]  ? retint_kernel+0x2d/0x2d
[  446.869280] 4516 total pagecache pages
[  446.877853]  ? trace_hardirqs_on_caller+0xc0/0x300
[  446.881718] 0 pages in swap cache
[  446.885608]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  446.890518] Swap cache stats: add 0, delete 0, find 0/0
[  446.893974]  ? trace_hardirqs_off_caller+0x300/0x300
[  446.898708] Free swap  = 0kB
[  446.904079]  ? graph_lock+0x170/0x170
[  446.909170] Total swap = 0kB
[  446.912186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.915965] 1965979 pages RAM
[  446.918981]  ? check_preemption_disabled+0x48/0x200
[  446.924508] 0 pages HighMem/MovableOnly
[  446.927629]  ? __lock_is_held+0xb5/0x140
[  446.932615] 343324 pages reserved
[  446.936587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.940626] 0 pages cma reserved
[  446.944075]  ? check_preemption_disabled+0x48/0x200
[  446.949688] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.952960]  run_timer_softirq+0x52/0xb0
[  446.958023] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.964442]  ? rcu_read_lock_sched_held+0x108/0x120
[  446.968477] ksoftirqd/0 cpuset=
[  446.978786]  __do_softirq+0x30b/0xad8
[  446.983790] /
[  446.987073]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  446.990849]  mems_allowed=0
[  446.992578]  ? pvclock_read_flags+0x160/0x160
[  447.005066]  ? lapic_next_event+0x5a/0x90
[  447.009219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.014757]  ? check_preemption_disabled+0x48/0x200
[  447.019769]  ? check_preemption_disabled+0x48/0x200
[  447.024795]  ? kvm_clock_read+0x18/0x30
[  447.028773]  ? kvm_sched_clock_read+0x9/0x20
[  447.033187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.038722]  ? check_preemption_disabled+0x48/0x200
[  447.043748]  irq_exit+0x17f/0x1c0
[  447.047208]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.052050]  ? smp_reschedule_interrupt+0x109/0x650
[  447.057081]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.062969]  ? interrupt_entry+0xb5/0xf0
[  447.067050]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.072062]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.077083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.081923]  ? trace_hardirqs_off+0x300/0x300
[  447.086437]  ? trace_hardirqs_off+0x300/0x300
[  447.090948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.096484]  ? check_preemption_disabled+0x48/0x200
[  447.101513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.107063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.111920]  apic_timer_interrupt+0xf/0x20
[  447.116148]  </IRQ>
[  447.118394] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.123329] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  447.142228] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  447.149940] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.157206] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  447.164475] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  447.171755] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.179021] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  447.186365]  skb_clone+0x1bb/0x500
[  447.189915]  ? skb_split+0x11e0/0x11e0
[  447.193821]  ? preempt_notifier_register+0x200/0x200
[  447.198934]  ? __switch_to_asm+0x34/0x70
[  447.203020]  ? __switch_to_asm+0x34/0x70
[  447.207094]  ? __switch_to_asm+0x40/0x70
[  447.211152]  ? __switch_to_asm+0x34/0x70
[  447.215216]  ? __switch_to_asm+0x40/0x70
[  447.219280]  ? __switch_to_asm+0x40/0x70
[  447.223363]  ? __switch_to_asm+0x34/0x70
[  447.227424]  ? __switch_to_asm+0x34/0x70
[  447.231495]  ? __switch_to_asm+0x40/0x70
[  447.235578]  ? __switch_to_asm+0x34/0x70
[  447.239664]  bpf_clone_redirect+0xb9/0x490
[  447.243915]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  447.248948]  ? __sched_text_start+0x8/0x8
[  447.253115]  ? retint_kernel+0x2d/0x2d
[  447.257010]  ? find_held_lock+0x36/0x1c0
[  447.261082]  ? lock_acquire+0x1ed/0x520
[  447.265054]  ? bpf_test_run+0x32e/0x5a0
[  447.269034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.274572]  ? check_preemption_disabled+0x48/0x200
[  447.279594]  ? kasan_check_read+0x11/0x20
[  447.283749]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.289026]  ? rcu_bh_qs+0xc0/0xc0
[  447.292568]  ? preempt_schedule+0x4d/0x60
[  447.296720]  ? ___preempt_schedule+0x16/0x18
[  447.301144]  ? bpf_test_run+0x1c0/0x5a0
[  447.305127]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.309541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.315082]  ? bpf_test_init.isra.9+0x70/0x100
[  447.319671]  ? bpf_prog_test_run_skb+0x634/0xb40
[  447.324446]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.329290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.334829]  ? fput+0x130/0x1a0
[  447.338125]  ? __bpf_prog_get+0x9b/0x290
[  447.342202]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.347046]  ? bpf_prog_test_run+0x130/0x1a0
[  447.351461]  ? __x64_sys_bpf+0x3d8/0x510
[  447.355522]  ? bpf_prog_get+0x20/0x20
[  447.359347]  ? do_syscall_64+0x1b9/0x820
[  447.363411]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.368780]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.373709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.378551]  ? trace_hardirqs_off+0x300/0x300
[  447.383049]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.388068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.393606]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.398628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.403479]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.408877] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  447.409076] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.415646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.426120] syz-executor1 cpuset=
[  447.435461] Call Trace:
[  447.435471] syz1
[  447.438922]  dump_stack+0x1c4/0x2b4
[  447.441489]  mems_allowed=0
[  447.443462]  ? dump_stack_print_info.cold.2+0x52/0x52
[  447.455193]  warn_alloc.cold.118+0xb7/0x1bd
[  447.459547]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.464397]  ? lock_downgrade+0x900/0x900
[  447.468563]  ? trace_hardirqs_off+0xb8/0x300
[  447.472977]  ? trace_hardirqs_off+0xb8/0x300
[  447.477418]  __alloc_pages_slowpath+0x2667/0x2d80
[  447.482307]  ? warn_alloc+0x120/0x120
[  447.486120]  ? warn_alloc+0x120/0x120
[  447.489925]  ? print_usage_bug+0xc0/0xc0
[  447.494006]  ? warn_alloc+0x120/0x120
[  447.497804]  ? print_usage_bug+0xc0/0xc0
[  447.501871]  ? __lock_acquire+0x7ec/0x4ec0
[  447.506108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.511652]  ? should_fail+0x22d/0xd01
[  447.515552]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.520659]  ? __lock_acquire+0x7ec/0x4ec0
[  447.524896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.529998]  ? __lock_acquire+0x7ec/0x4ec0
[  447.534261]  ? should_fail+0x22d/0xd01
[  447.538159]  ? mark_held_locks+0x130/0x130
[  447.542399]  ? mark_held_locks+0x130/0x130
[  447.546653]  ? graph_lock+0x170/0x170
[  447.550459]  ? graph_lock+0x170/0x170
[  447.554265]  ? graph_lock+0x170/0x170
[  447.558068]  ? print_usage_bug+0xc0/0xc0
[  447.562128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.567665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.573217]  ? check_preemption_disabled+0x48/0x200
[  447.578229]  ? check_preemption_disabled+0x48/0x200
[  447.583284]  ? __lock_is_held+0xb5/0x140
[  447.587371]  __alloc_pages_nodemask+0xa80/0xde0
[  447.592053]  ? graph_lock+0x170/0x170
[  447.595864]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  447.600875]  ? graph_lock+0x170/0x170
[  447.604689]  ? find_held_lock+0x36/0x1c0
[  447.608762]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.613431]  ? lock_downgrade+0x900/0x900
[  447.617625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.623167]  cache_grow_begin+0x91/0x8c0
[  447.627229]  ? do_raw_spin_unlock+0xa7/0x2f0
[  447.631647]  fallback_alloc+0x203/0x2e0
[  447.635634]  ____cache_alloc_node+0x1c7/0x1e0
[  447.640148]  kmem_cache_alloc_node+0xe3/0x730
[  447.644648]  ? ipv6_get_ifaddr+0x42e/0x620
[  447.648907]  __alloc_skb+0x119/0x770
[  447.652626]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.657909]  ? skb_scrub_packet+0x490/0x490
[  447.662234]  ? lock_downgrade+0x900/0x900
[  447.666386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.671924]  ? refcount_sub_and_test_checked+0x203/0x310
[  447.677384]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  447.682840]  ? addrconf_rs_timer+0x6f0/0x6f0
[  447.687274]  ndisc_alloc_skb+0x144/0x340
[  447.691341]  ndisc_send_rs+0x331/0x6e0
[  447.695241]  addrconf_rs_timer+0x3c0/0x6f0
[  447.699507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.703770]  call_timer_fn+0x272/0x920
[  447.707659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.711899]  ? process_timeout+0x40/0x40
[  447.715968]  ? find_held_lock+0x36/0x1c0
[  447.720038]  ? __run_timers+0x7da/0xc70
[  447.724017]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.728513]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.733026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.737284]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.741882]  ? trace_hardirqs_on+0xbd/0x310
[  447.746200]  ? kasan_check_read+0x11/0x20
[  447.750359]  ? __run_timers+0x7da/0xc70
[  447.754337]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.759798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.764044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.768290]  __run_timers+0x7e5/0xc70
[  447.772116]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.777479]  ? compat_start_thread+0x80/0x80
[  447.781895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.787452]  ? _raw_spin_unlock_irq+0x60/0x80
[  447.791959]  ? finish_task_switch+0x1f5/0x900
[  447.796466]  ? finish_task_switch+0x1b5/0x900
[  447.800978]  ? __switch_to_asm+0x34/0x70
[  447.805057]  ? preempt_notifier_register+0x200/0x200
[  447.810159]  ? __switch_to_asm+0x34/0x70
[  447.814217]  ? __switch_to_asm+0x40/0x70
[  447.818277]  ? __switch_to_asm+0x34/0x70
[  447.822337]  ? __switch_to_asm+0x40/0x70
[  447.826395]  ? __switch_to_asm+0x34/0x70
[  447.830463]  ? __switch_to_asm+0x40/0x70
[  447.834537]  ? __switch_to_asm+0x40/0x70
[  447.838609]  ? pvclock_read_flags+0x160/0x160
[  447.843109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.848645]  ? check_preemption_disabled+0x48/0x200
[  447.853676]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.858958]  ? rcu_pm_notify+0xc0/0xc0
[  447.862861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.868395]  ? check_preemption_disabled+0x48/0x200
[  447.873415]  run_timer_softirq+0x52/0xb0
[  447.877488]  ? rcu_read_lock_sched_held+0x108/0x120
[  447.882505]  __do_softirq+0x30b/0xad8
[  447.886327]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  447.891446]  ? trace_hardirqs_off_caller+0x300/0x300
[  447.896561]  ? retint_kernel+0x1b/0x2d
[  447.900458]  ? schedule+0x108/0x460
[  447.904094]  ? __schedule+0x1ed0/0x1ed0
[  447.908075]  ? trace_hardirqs_off+0xb8/0x300
[  447.912486]  ? ___might_sleep+0x1ed/0x300
[  447.916631]  ? smpboot_thread_fn+0x68b/0xa00
[  447.921041]  ? trace_hardirqs_on+0x310/0x310
[  447.925473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.931009]  ? check_preemption_disabled+0x48/0x200
[  447.936037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.941581]  ? takeover_tasklets+0xa90/0xa90
[  447.945994]  run_ksoftirqd+0x94/0x100
[  447.949793]  smpboot_thread_fn+0x68b/0xa00
[  447.954047]  ? sort_range+0x30/0x30
[  447.957674]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  447.962775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.968313]  ? __kthread_parkme+0xfb/0x1a0
[  447.972558]  kthread+0x35a/0x420
[  447.975926]  ? sort_range+0x30/0x30
[  447.979562]  ? kthread_bind+0x40/0x40
[  447.983364]  ret_from_fork+0x3a/0x50
[  447.987095] warn_alloc_show_mem: 1 callbacks suppressed
[  447.987108] CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
[  447.987110] Mem-Info:
[  447.987145] active_anon:45310 inactive_anon:2946 isolated_anon:0
[  447.987145]  active_file:18 inactive_file:31 isolated_file:0
[  447.987145]  unevictable:0 dirty:0 writeback:0 unstable:0
[  447.987145]  slab_reclaimable:9526 slab_unreclaimable:1475274
[  447.987145]  mapped:49333 shmem:4475 pagetables:626 bounce:0
[  447.987145]  free:13670 free_pcp:352 free_cma:0
[  447.992585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.000359] Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.002768] Call Trace:
[  448.035813] Node 0 
[  448.045159]  <IRQ>
[  448.073104] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  448.075669]  dump_stack+0x1c4/0x2b4
[  448.077880] lowmem_reserve[]:
[  448.080114]  ? dump_stack_print_info.cold.2+0x52/0x52
[  448.105775]  0 2815
[  448.109446]  warn_alloc.cold.118+0xb7/0x1bd
[  448.112515]  6318
[  448.117709]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.119928]  6318
[  448.124256]  ? lock_downgrade+0x900/0x900
[  448.131141]  ? trace_hardirqs_off+0xb8/0x300
[  448.133179] Node 0 
[  448.137321]  ? trace_hardirqs_off+0xb8/0x300
[  448.141732] DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  448.143945]  __alloc_pages_slowpath+0x2667/0x2d80
[  448.148333] lowmem_reserve[]:
[  448.175079]  ? warn_alloc+0x120/0x120
[  448.179875]  0
[  448.182983]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.186760]  0
[  448.188569]  ? warn_alloc+0x120/0x120
[  448.193562]  3503
[  448.195361]  ? print_usage_bug+0xc0/0xc0
[  448.199131]  3503
[  448.201189]  ? warn_alloc+0x120/0x120
[  448.207286]  ? print_usage_bug+0xc0/0xc0
[  448.211064] Node 0 
[  448.215116]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.215152] Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
[  448.217361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.222527] lowmem_reserve[]:
[  448.251166]  ? should_fail+0x22d/0xd01
[  448.256676]  0
[  448.259791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.263652]  0
[  448.265456]  ? __lock_acquire+0x7ec/0x4ec0
[  448.270530]  0
[  448.272336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.276548]  0
[  448.278348]  ? should_fail+0x22d/0xd01
[  448.285234]  ? mark_held_locks+0x130/0x130
[  448.289095] Node 0 DMA: 
[  448.293324]  ? mark_held_locks+0x130/0x130
[  448.293340]  ? print_usage_bug+0xc0/0xc0
[  448.296006] 1*4kB 
[  448.300238]  ? find_held_lock+0x36/0x1c0
[  448.304275] (U) 
[  448.306418]  ? graph_lock+0x170/0x170
[  448.310461] 0*8kB 
[  448.312481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.316264] 0*16kB 
[  448.318411]  ? check_preemption_disabled+0x48/0x200
[  448.323925] 1*32kB 
[  448.326154]  ? check_preemption_disabled+0x48/0x200
[  448.331146] (U) 
[  448.333385]  ? __lock_is_held+0xb5/0x140
[  448.338374] 2*64kB 
[  448.340348]  __alloc_pages_nodemask+0xa80/0xde0
[  448.344379] (U) 
[  448.346642]  ? graph_lock+0x170/0x170
[  448.351291] 1*128kB 
[  448.353265]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  448.357044] (U) 
[  448.359362]  ? graph_lock+0x170/0x170
[  448.364358] 1*256kB 
[  448.366336]  ? find_held_lock+0x36/0x1c0
[  448.370108] (U) 
[  448.372443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.376471] 0*512kB 
[  448.378449]  ? lock_downgrade+0x900/0x900
[  448.383087] 1*1024kB 
[  448.385411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.389534] (U) 1*2048kB (M) 
[  448.391975]  cache_grow_begin+0x91/0x8c0
[  448.397491] 3*4096kB 
[  448.400619]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.404658] (M) = 15908kB
[  448.407076]  fallback_alloc+0x203/0x2e0
[  448.411468] Node 0 
[  448.414228]  ____cache_alloc_node+0x1c7/0x1e0
[  448.418175] DMA32: 
[  448.420409]  kmem_cache_alloc_node+0xe3/0x730
[  448.424881] 4*4kB 
[  448.427125]  ? mark_held_locks+0xc7/0x130
[  448.431599] (UM) 
[  448.433752]  __alloc_skb+0x119/0x770
[  448.437874] 1*8kB 
[  448.439936]  ? skb_scrub_packet+0x490/0x490
[  448.443636] (M) 
[  448.445781]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  448.450081] 3*16kB 
[  448.452057]  ? queue_work_on+0x12c/0x1e0
[  448.456615] (M) 
[  448.458861]  ? switchdev_port_obj_del+0xdc/0x450
[  448.462894] 3*32kB 
[  448.464864]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.469596] (M) 
[  448.471828]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.477164] 1*64kB 
[  448.479135]  __br_mdb_notify+0x4ff/0x15d0
[  448.484127] (M) 
[  448.486366]  ? __br_mdb_add+0x800/0x800
[  448.490489] 3*128kB 
[  448.492465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.496412] (UM) 
[  448.498738]  ? check_preemption_disabled+0x48/0x200
[  448.504250] 3*256kB 
[  448.506313]  ? graph_lock+0x170/0x170
[  448.511299] (UM) 
[  448.513620]  ? br_multicast_group_expired+0x96/0x610
[  448.518089] 4*512kB 
[  448.520148]  ? lock_downgrade+0x900/0x900
[  448.525226] (UM) 
[  448.527558]  br_mdb_notify+0x310/0x410
[  448.531678] 3*1024kB 
[  448.533738]  ? br_mdb_dump+0x2530/0x2530
[  448.537602] (M) 
[  448.540051]  ? kasan_check_write+0x14/0x20
[  448.544086] 3*2048kB 
[  448.546087]  ? do_raw_spin_lock+0xc1/0x200
[  448.550293] (M) 
[  448.552697]  br_multicast_group_expired+0x1bc/0x610
[  448.556917] 3*4096kB 
[  448.558886]  ? br_mdb_free+0x80/0x80
[  448.563881] (M) 
[  448.566297]  call_timer_fn+0x272/0x920
[  448.569978] = 24936kB
[  448.571951]  ? br_mdb_free+0x80/0x80
[  448.575842] Node 0 
[  448.578250]  ? process_timeout+0x40/0x40
[  448.581944] Normal: 
[  448.584190]  ? find_held_lock+0x36/0x1c0
[  448.588251] 1267*4kB 
[  448.590577]  ? __run_timers+0x7da/0xc70
[  448.594612] (UMEH) 
[  448.597024]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.600970] 430*8kB 
[  448.603201]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.607672] (UMEH) 
[  448.609988]  ? br_mdb_free+0x80/0x80
[  448.614470] 212*16kB (UMEH) 
[  448.616710]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.620403] 35*32kB 
[  448.623420]  ? trace_hardirqs_on+0xbd/0x310
[  448.627976] (MH) 
[  448.630295]  ? kasan_check_read+0x11/0x20
[  448.634610] 9*64kB 
[  448.636670]  ? __run_timers+0x7da/0xc70
[  448.640791] (MH) 
[  448.643024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.646982] 1*128kB 
[  448.649040]  ? br_mdb_free+0x80/0x80
[  448.654465] (H) 
[  448.656781]  ? br_mdb_free+0x80/0x80
[  448.660471] 1*256kB 
[  448.662447]  __run_timers+0x7e5/0xc70
[  448.666130] (H) 
[  448.668464]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.672238] 0*512kB 
[  448.674221]  ? check_preemption_disabled+0x48/0x200
[  448.679562] 0*1024kB 
[  448.681885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.686873] 0*2048kB 
[  448.689279]  ? rcu_irq_exit+0xce/0x100
[  448.694786] 0*4096kB 
[  448.697204]  ? irq_exit+0xbd/0x1c0
[  448.701064] = 13980kB
[  448.703474]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  448.706989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.709419]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  448.714420] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.723245]  ? retint_kernel+0x2d/0x2d
[  448.727980] 4516 total pagecache pages
[  448.736557]  ? trace_hardirqs_on_caller+0xc0/0x300
[  448.740428] 0 pages in swap cache
[  448.744313]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  448.749222] Swap cache stats: add 0, delete 0, find 0/0
[  448.752664]  ? trace_hardirqs_off_caller+0x300/0x300
[  448.757399] Free swap  = 0kB
[  448.762761]  ? graph_lock+0x170/0x170
[  448.767837] Total swap = 0kB
[  448.770855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.774634] 1965979 pages RAM
[  448.777651]  ? check_preemption_disabled+0x48/0x200
[  448.783161] 0 pages HighMem/MovableOnly
[  448.786267]  ? __lock_is_held+0xb5/0x140
[  448.791255] 343324 pages reserved
[  448.795220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.799255] 0 pages cma reserved
[  448.802715]  ? check_preemption_disabled+0x48/0x200
[  448.808364] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.811623]  run_timer_softirq+0x52/0xb0
[  448.811645]  ? rcu_read_lock_sched_held+0x108/0x120
[  448.816738] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.823155]  __do_softirq+0x30b/0xad8
[  448.827197] ksoftirqd/0 cpuset=
[  448.832215]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  448.842498] /
[  448.846316]  ? pvclock_read_flags+0x160/0x160
[  448.849586]  mems_allowed=0
[  448.854684]  ? lapic_next_event+0x5a/0x90
[  448.868012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.873560]  ? check_preemption_disabled+0x48/0x200
[  448.878589]  ? check_preemption_disabled+0x48/0x200
[  448.883615]  ? kvm_clock_read+0x18/0x30
[  448.887595]  ? kvm_sched_clock_read+0x9/0x20
[  448.892011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.897556]  ? check_preemption_disabled+0x48/0x200
[  448.902588]  irq_exit+0x17f/0x1c0
[  448.906061]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.910907]  ? smp_reschedule_interrupt+0x109/0x650
[  448.915926]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.921811]  ? interrupt_entry+0xb5/0xf0
[  448.925879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  448.930904]  ? trace_hardirqs_off_caller+0xbb/0x300
[  448.935940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.940786]  ? trace_hardirqs_off+0x300/0x300
[  448.945281]  ? trace_hardirqs_off+0x300/0x300
[  448.949793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.955337]  ? check_preemption_disabled+0x48/0x200
[  448.960369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.965913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.970764]  apic_timer_interrupt+0xf/0x20
[  448.975002]  </IRQ>
[  448.977246] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  448.982180] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  449.001083] RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  449.008798] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  449.016062] RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
[  449.023331] RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
[  449.030598] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  449.037862] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  449.045178]  skb_clone+0x1bb/0x500
[  449.048722]  ? skb_split+0x11e0/0x11e0
[  449.052618]  ? preempt_notifier_register+0x200/0x200
[  449.057725]  ? __switch_to_asm+0x34/0x70
[  449.061787]  ? __switch_to_asm+0x34/0x70
[  449.065852]  ? __switch_to_asm+0x40/0x70
[  449.069913]  ? __switch_to_asm+0x34/0x70
[  449.073975]  ? __switch_to_asm+0x40/0x70
[  449.078054]  ? __switch_to_asm+0x40/0x70
[  449.082111]  ? __switch_to_asm+0x34/0x70
[  449.086172]  ? __switch_to_asm+0x34/0x70
[  449.090235]  ? __switch_to_asm+0x40/0x70
[  449.094295]  ? __switch_to_asm+0x34/0x70
[  449.098371]  bpf_clone_redirect+0xb9/0x490
[  449.102615]  bpf_prog_bebbfe2050753572+0x32d/0x1000
[  449.107638]  ? __sched_text_start+0x8/0x8
[  449.111791]  ? retint_kernel+0x2d/0x2d
[  449.115695]  ? find_held_lock+0x36/0x1c0
[  449.119764]  ? lock_acquire+0x1ed/0x520
[  449.123738]  ? bpf_test_run+0x32e/0x5a0
[  449.127719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.133254]  ? check_preemption_disabled+0x48/0x200
[  449.138284]  ? kasan_check_read+0x11/0x20
[  449.142458]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.147738]  ? rcu_bh_qs+0xc0/0xc0
[  449.151286]  ? preempt_schedule+0x4d/0x60
[  449.155442]  ? ___preempt_schedule+0x16/0x18
[  449.159946]  ? bpf_test_run+0x1c0/0x5a0
[  449.163959]  ? netlink_diag_dump+0x2a0/0x2a0
[  449.168399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.173935]  ? bpf_test_init.isra.9+0x70/0x100
[  449.178524]  ? bpf_prog_test_run_skb+0x634/0xb40
[  449.183299]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.188164]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  449.193699]  ? fput+0x130/0x1a0
[  449.196982]  ? __bpf_prog_get+0x9b/0x290
[  449.201050]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.205891]  ? bpf_prog_test_run+0x130/0x1a0
[  449.210306]  ? __x64_sys_bpf+0x3d8/0x510
[  449.214370]  ? bpf_prog_get+0x20/0x20
[  449.218194]  ? do_syscall_64+0x1b9/0x820
[  449.222259]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.227628]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.232567]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.237430]  ? trace_hardirqs_off+0x300/0x300
[  449.241934]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.246951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.252488]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.257506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.262360]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.267756] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
[  449.268000] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.274523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.285003] syz-executor1 cpuset=
[  449.294346] Call Trace:
[  449.294356] syz1
[  449.297809]  dump_stack+0x1c4/0x2b4
[  449.300371]  mems_allowed=0
[  449.302339]  ? dump_stack_print_info.cold.2+0x52/0x52
[  449.314059]  warn_alloc.cold.118+0xb7/0x1bd
[  449.318378]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.323227]  ? lock_downgrade+0x900/0x900
[  449.327394]  ? trace_hardirqs_off+0xb8/0x300
[  449.331825]  ? trace_hardirqs_off+0xb8/0x300
[  449.336246]  __alloc_pages_slowpath+0x2667/0x2d80
[  449.341122]  ? warn_alloc+0x120/0x120
[  449.344940]  ? warn_alloc+0x120/0x120
[  449.348746]  ? print_usage_bug+0xc0/0xc0
[  449.352807]  ? warn_alloc+0x120/0x120
[  449.356621]  ? print_usage_bug+0xc0/0xc0
[  449.360686]  ? __lock_acquire+0x7ec/0x4ec0
[  449.364953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.370494]  ? should_fail+0x22d/0xd01
[  449.374384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.379494]  ? __lock_acquire+0x7ec/0x4ec0
[  449.383734]  ? fault_create_debugfs_attr+0x1f0/0x1f0