0000000297b0fcf RCX: 000000000045ddf3
[  211.282611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  211.289898] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  211.297171] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  211.304767] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  211.312088] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  211.312093] warn_alloc_show_mem: 1 callbacks suppressed
[  211.312101] Mem-Info:
[  211.319370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  211.319379] Call Trace:
[  211.324759] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  211.324759]  active_file:18 inactive_file:16 isolated_file:0
[  211.324759]  unevictable:0 dirty:0 writeback:0 unstable:0
[  211.324759]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  211.324759]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  211.324759]  free:13723 free_pcp:140 free_cma:0
[  211.327135]  <IRQ>
[  211.336502] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  211.339078]  dump_stack+0x1c4/0x2b4
[  211.372109] Node 0 
[  211.374267]  ? dump_stack_print_info.cold.2+0x52/0x52
[  211.402106] 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
[  211.405746]  warn_alloc.cold.118+0xb7/0x1bd
[  211.407941] lowmem_reserve[]:
[  211.413136]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  211.439113]  0 2817
[  211.443454]  ? lock_downgrade+0x900/0x900
[  211.446531]  6321
[  211.451376]  ? trace_hardirqs_off+0xb8/0x300
[  211.453582]  6321
[  211.457730]  ? trace_hardirqs_off+0xb8/0x300
[  211.459777] Node 0 
[  211.464188]  __alloc_pages_slowpath+0x2667/0x2d80
[  211.466244] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  211.470648]  ? warn_alloc+0x120/0x120
[  211.472829] lowmem_reserve[]: 0
[  211.477676]  ? trace_hardirqs_on+0x310/0x310
[  211.504371]  0 3503
[  211.508196]  ? warn_alloc+0x120/0x120
[  211.511445]  3503
[  211.515855]  ? print_usage_bug+0xc0/0xc0
[  211.518073] Node 0 
[  211.521865]  ? warn_alloc+0x120/0x120
[  211.523937] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  211.527973]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  211.530180] lowmem_reserve[]:
[  211.533976]  ? print_usage_bug+0xc0/0xc0
[  211.562322]  0 0
[  211.567372]  ? __lock_acquire+0x7ec/0x4ec0
[  211.570431]  0 0
[  211.574500]  ? __lock_acquire+0x7ec/0x4ec0
[  211.576459] Node 0 
[  211.580693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.582634] DMA: 1*4kB 
[  211.586874]  ? should_fail+0x22d/0xd01
[  211.589088] (U) 
[  211.594619]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  211.597176] 0*8kB 0*16kB 
[  211.601069]  ? __lock_acquire+0x7ec/0x4ec0
[  211.603026] 1*32kB 
[  211.608129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  211.610861] (U) 
[  211.615098]  ? __lock_acquire+0x7ec/0x4ec0
[  211.617303] 2*64kB (U) 
[  211.622418]  ? should_fail+0x22d/0xd01
[  211.624368] 1*128kB 
[  211.628597]  ? print_usage_bug+0xc0/0xc0
[  211.631154] (U) 1*256kB 
[  211.635056]  ? mark_held_locks+0x130/0x130
[  211.637347] (U) 
[  211.641406]  ? mark_held_locks+0x130/0x130
[  211.644045] 0*512kB 1*1024kB 
[  211.648290]  ? graph_lock+0x170/0x170
[  211.650268] (U) 
[  211.654514]  ? print_usage_bug+0xc0/0xc0
[  211.657592] 1*2048kB (M) 
[  211.661400]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  211.663342] 3*4096kB (M) 
[  211.667414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.670137] = 15908kB
[  211.670146] Node 0 
[  211.674909]  ? check_preemption_disabled+0x48/0x200
[  211.677639] DMA32: 
[  211.683177]  ? check_preemption_disabled+0x48/0x200
[  211.685558] 3*4kB 
[  211.687801]  ? __lock_is_held+0xb5/0x140
[  211.692786] (UM) 
[  211.695031]  __alloc_pages_nodemask+0xa80/0xde0
[  211.700009] 0*8kB 3*16kB 
[  211.702167]  ? graph_lock+0x170/0x170
[  211.706198] (M) 
[  211.708263]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  211.712905] 2*32kB 
[  211.715662]  ? graph_lock+0x170/0x170
[  211.719434] (UM) 
[  211.721417]  ? find_held_lock+0x36/0x1c0
[  211.726397] 2*64kB (M) 
[  211.728646]  ? ____cache_alloc_node+0x1c7/0x1e0
[  211.732418] 3*128kB 
[  211.734477]  ? lock_downgrade+0x900/0x900
[  211.738518] (M) 
[  211.741109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.745748] 2*256kB (M) 
[  211.748088]  cache_grow_begin+0x91/0x8c0
[  211.752201] 3*512kB (M) 
[  211.754190]  ? do_raw_spin_unlock+0xa7/0x2f0
[  211.759692] 4*1024kB (UM) 
[  211.762383]  fallback_alloc+0x203/0x2e0
[  211.766413] 3*2048kB 
[  211.769092]  ____cache_alloc_node+0x1c7/0x1e0
[  211.773465] (UM) 
[  211.776318]  kmem_cache_alloc_node+0xe3/0x730
[  211.780254] 3*4096kB (M) 
[  211.782673]  ? ipv6_get_ifaddr+0x42e/0x620
[  211.787133] = 25212kB
[  211.787141] Node 0 
[  211.789212]  __alloc_skb+0x119/0x770
[  211.793672] Normal: 
[  211.796436]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.800643] 1019*4kB 
[  211.803060]  ? skb_scrub_packet+0x490/0x490
[  211.805265] (MEH) 
[  211.808977]  ? lock_downgrade+0x900/0x900
[  211.811273] 374*8kB (UMEH) 
[  211.816562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.818940] 169*16kB 
[  211.823262]  ? refcount_sub_and_test_checked+0x203/0x310
[  211.825386] (UMEH) 
[  211.829546]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  211.832452] 71*32kB 
[  211.837993]  ? addrconf_rs_timer+0x6f0/0x6f0
[  211.840377] (UMH) 
[  211.845831]  ndisc_alloc_skb+0x144/0x340
[  211.848031] 17*64kB (UMH) 
[  211.853487]  ndisc_send_rs+0x331/0x6e0
[  211.855782] 3*128kB (H) 
[  211.860217]  addrconf_rs_timer+0x3c0/0x6f0
[  211.862336] 1*256kB 
[  211.866396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.869212] (H) 
[  211.873105]  call_timer_fn+0x272/0x920
[  211.875743] 0*512kB 0*1024kB 
[  211.879981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.882282] 0*2048kB 
[  211.886518]  ? process_timeout+0x40/0x40
[  211.888470] 0*4096kB 
[  211.892349]  ? find_held_lock+0x36/0x1c0
[  211.895427] = 13772kB
[  211.899660]  ? __run_timers+0x7da/0xc70
[  211.902051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  211.906101]  ? _raw_spin_unlock_irq+0x27/0x80
[  211.908517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  211.912581]  ? _raw_spin_unlock_irq+0x27/0x80
[  211.914973] 4154 total pagecache pages
[  211.918974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.927820] 0 pages in swap cache
[  211.932302]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  211.940849] Swap cache stats: add 0, delete 0, find 0/0
[  211.940858] Free swap  = 0kB
[  211.945350]  ? trace_hardirqs_on+0xbd/0x310
[  211.949215] Total swap = 0kB
[  211.953446]  ? kasan_check_read+0x11/0x20
[  211.956874] 1965979 pages RAM
[  211.961452]  ? __run_timers+0x7da/0xc70
[  211.966791] 0 pages HighMem/MovableOnly
[  211.969807]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  211.974105] 342744 pages reserved
[  211.977121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.981239] 0 pages cma reserved
[  211.984345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.988684] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  211.992275]  __run_timers+0x7e5/0xc70
[  211.997701] syz-fuzzer cpuset=
[  212.001161]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  212.005356] /
[  212.008728]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  212.012948]  mems_allowed=0
[  212.023173]  ? graph_lock+0x170/0x170
[  212.048907]  ? enqueue_hrtimer+0x1a5/0x560
[  212.053150]  ? lock_release+0x970/0x970
[  212.057141]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  212.062341]  ? find_held_lock+0x36/0x1c0
[  212.066408]  ? graph_lock+0x170/0x170
[  212.070213]  ? pvclock_read_flags+0x160/0x160
[  212.074727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.080281]  ? check_preemption_disabled+0x48/0x200
[  212.085317]  ? __lock_is_held+0xb5/0x140
[  212.089384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.094963]  ? check_preemption_disabled+0x48/0x200
[  212.100003]  run_timer_softirq+0x52/0xb0
[  212.104073]  ? rcu_read_lock_sched_held+0x108/0x120
[  212.109094]  __do_softirq+0x30b/0xad8
[  212.112910]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  212.118030]  ? pvclock_read_flags+0x160/0x160
[  212.122541]  ? lapic_next_event+0x5a/0x90
[  212.126696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.132244]  ? check_preemption_disabled+0x48/0x200
[  212.137268]  ? check_preemption_disabled+0x48/0x200
[  212.142296]  ? kvm_clock_read+0x18/0x30
[  212.146276]  ? kvm_sched_clock_read+0x9/0x20
[  212.150696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.156248]  ? check_preemption_disabled+0x48/0x200
[  212.161306]  irq_exit+0x17f/0x1c0
[  212.164781]  smp_apic_timer_interrupt+0x1cb/0x760
[  212.169630]  ? smp_reschedule_interrupt+0x109/0x650
[  212.174655]  ? smp_call_function_single_interrupt+0x650/0x650
[  212.180546]  ? interrupt_entry+0xb5/0xf0
[  212.184613]  ? trace_hardirqs_off_caller+0xbb/0x300
[  212.189630]  ? trace_hardirqs_off_caller+0xbb/0x300
[  212.194651]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.199492]  ? trace_hardirqs_off+0x300/0x300
[  212.203992]  ? trace_hardirqs_off+0x300/0x300
[  212.208499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.214050]  ? check_preemption_disabled+0x48/0x200
[  212.219069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.224620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.229493]  apic_timer_interrupt+0xf/0x20
[  212.233725]  </IRQ>
[  212.235982] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  212.240925] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  212.259838] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  212.267559] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  212.274833] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  212.282109] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  212.289379] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  212.296649] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  212.304183]  skb_clone+0x1bb/0x500
[  212.307728]  ? finish_task_switch+0x2f5/0x900
[  212.312270]  ? skb_split+0x11e0/0x11e0
[  212.316162]  ? preempt_notifier_register+0x200/0x200
[  212.321273]  ? __switch_to_asm+0x34/0x70
[  212.325338]  ? __switch_to_asm+0x34/0x70
[  212.329397]  ? __switch_to_asm+0x40/0x70
[  212.333456]  ? __switch_to_asm+0x34/0x70
[  212.337515]  ? __switch_to_asm+0x40/0x70
[  212.341575]  ? __switch_to_asm+0x34/0x70
[  212.345636]  ? __switch_to_asm+0x40/0x70
[  212.349696]  ? __switch_to_asm+0x34/0x70
[  212.353769]  ? __switch_to_asm+0x34/0x70
[  212.357832]  ? __switch_to_asm+0x40/0x70
[  212.361892]  ? __switch_to_asm+0x34/0x70
[  212.365983]  bpf_clone_redirect+0xb9/0x490
[  212.370232]  ? __schedule+0x874/0x1ed0
[  212.374144]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  212.379167]  ? __sched_text_start+0x8/0x8
[  212.383320]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  212.388095]  ? find_held_lock+0x36/0x1c0
[  212.392170]  ? lock_acquire+0x1ed/0x520
[  212.396149]  ? bpf_test_run+0x32e/0x5a0
[  212.400147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.405696]  ? check_preemption_disabled+0x48/0x200
[  212.410729]  ? kasan_check_read+0x11/0x20
[  212.414909]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.420196]  ? rcu_bh_qs+0xc0/0xc0
[  212.423754]  ? preempt_schedule+0x4d/0x60
[  212.427914]  ? ___preempt_schedule+0x16/0x18
[  212.432338]  ? bpf_test_run+0x1c0/0x5a0
[  212.436335]  ? netlink_diag_dump+0x2a0/0x2a0
[  212.440776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  212.446323]  ? bpf_test_init.isra.9+0x70/0x100
[  212.450922]  ? bpf_prog_test_run_skb+0x634/0xb40
[  212.455693]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  212.460543]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  212.466085]  ? fput+0x130/0x1a0
[  212.469374]  ? __bpf_prog_get+0x9b/0x290
[  212.473443]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  212.478293]  ? bpf_prog_test_run+0x130/0x1a0
[  212.482724]  ? __x64_sys_bpf+0x3d8/0x510
[  212.486805]  ? bpf_prog_get+0x20/0x20
[  212.490619]  ? ksys_ioctl+0x81/0xd0
[  212.494275]  ? do_syscall_64+0x1b9/0x820
[  212.498343]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  212.503719]  ? syscall_return_slowpath+0x5e0/0x5e0
[  212.508667]  ? trace_hardirqs_off+0x300/0x300
[  212.513174]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  212.518199]  ? recalc_sigpending_tsk+0x180/0x180
[  212.522972]  ? kasan_check_write+0x14/0x20
[  212.527233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.532103]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  212.537505] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  212.537593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  212.544449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  212.544459] Call Trace:
[  212.551097] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  212.560297]  <IRQ>
[  212.562875] syz-executor7 cpuset=
[  212.573366]  dump_stack+0x1c4/0x2b4
[  212.575536] syz7
[  212.578988]  ? dump_stack_print_info.cold.2+0x52/0x52
[  212.582596]  mems_allowed=0
[  212.584576]  warn_alloc.cold.118+0xb7/0x1bd
[  212.596980]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  212.601834]  ? lock_downgrade+0x900/0x900
[  212.605997]  ? trace_hardirqs_off+0xb8/0x300
[  212.610416]  ? trace_hardirqs_off+0xb8/0x300
[  212.614844]  __alloc_pages_slowpath+0x2667/0x2d80
[  212.619726]  ? warn_alloc+0x120/0x120
[  212.623559]  ? warn_alloc+0x120/0x120
[  212.627366]  ? print_usage_bug+0xc0/0xc0
[  212.631432]  ? warn_alloc+0x120/0x120
[  212.635253]  ? print_usage_bug+0xc0/0xc0
[  212.639330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  212.644873]  ? should_fail+0x22d/0xd01
[  212.648797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.653915]  ? __lock_acquire+0x7ec/0x4ec0
[  212.658161]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.663269]  ? __lock_acquire+0x7ec/0x4ec0
[  212.667514]  ? should_fail+0x22d/0xd01
[  212.671418]  ? mark_held_locks+0x130/0x130
[  212.675662]  ? mark_held_locks+0x130/0x130
[  212.679900]  ? graph_lock+0x170/0x170
[  212.683712]  ? graph_lock+0x170/0x170
[  212.687536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.693088]  ? check_preemption_disabled+0x48/0x200
[  212.698119]  ? check_preemption_disabled+0x48/0x200
[  212.703162]  ? __lock_is_held+0xb5/0x140
[  212.707239]  __alloc_pages_nodemask+0xa80/0xde0
[  212.711920]  ? graph_lock+0x170/0x170
[  212.715754]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  212.720781]  ? graph_lock+0x170/0x170
[  212.724604]  ? find_held_lock+0x36/0x1c0
[  212.728696]  ? ____cache_alloc_node+0x1c7/0x1e0
[  212.733374]  ? lock_downgrade+0x900/0x900
[  212.737545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.743101]  cache_grow_begin+0x91/0x8c0
[  212.747178]  ? do_raw_spin_unlock+0xa7/0x2f0
[  212.751615]  fallback_alloc+0x203/0x2e0
[  212.755619]  ____cache_alloc_node+0x1c7/0x1e0
[  212.760142]  __kmalloc+0x208/0x760
[  212.763698]  ? __neigh_create+0x30b/0x2130
[  212.767953]  __neigh_create+0x30b/0x2130
[  212.772030]  ? trace_hardirqs_on+0xbd/0x310
[  212.776362]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  212.781913]  ? ip6t_do_table+0xd9e/0x1d30
[  212.786084]  ? mark_held_locks+0x130/0x130
[  212.790329]  ? __local_bh_enable_ip+0x160/0x260
[  212.795017]  ? neigh_hash_alloc+0x1e0/0x1e0
[  212.799361]  ? graph_lock+0x170/0x170
[  212.803174]  ? ip6t_do_table+0xd9e/0x1d30
[  212.807338]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  212.812803]  ? trace_hardirqs_on+0xbd/0x310
[  212.817144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.822703]  ? ip6t_do_table+0xd6a/0x1d30
[  212.826885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.832446]  ? check_preemption_disabled+0x48/0x200
[  212.837483]  ? check_preemption_disabled+0x48/0x200
[  212.842540]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  212.848086]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.853371]  ? rcu_pm_notify+0xc0/0xc0
[  212.857293]  ? graph_lock+0x170/0x170
[  212.861119]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  212.866343]  ip6_finish_output2+0xa59/0x27a0
[  212.870807]  ? ip6_copy_metadata+0xe30/0xe30
[  212.875249]  ? ip6_mtu+0x39c/0x520
[  212.878811]  ? lock_downgrade+0x900/0x900
[  212.882980]  ? check_preemption_disabled+0x48/0x200
[  212.888028]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  212.893836]  ? kasan_check_read+0x11/0x20
[  212.897993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.903298]  ? rcu_bh_qs+0xc0/0xc0
[  212.906856]  ? ip6_mtu+0x160/0x520
[  212.910399]  ? dst_hold+0x2f0/0x2f0
[  212.914036]  ? kasan_check_read+0x11/0x20
[  212.918191]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.923471]  ? nf_nat_ipv6_out+0x212/0x550
[  212.927719]  ip6_finish_output+0x5fe/0xbc0
[  212.931966]  ? ip6_finish_output+0x5fe/0xbc0
[  212.936380]  ip6_output+0x23e/0xa00
[  212.940014]  ? check_preemption_disabled+0x48/0x200
[  212.945039]  ? ip6_finish_output+0xbc0/0xbc0
[  212.949452]  ? ip6_fragment+0x38c0/0x38c0
[  212.953635]  ? __lock_is_held+0xb5/0x140
[  212.957713]  ndisc_send_skb+0x1005/0x1570
[  212.961880]  ? ndisc_constructor+0xc40/0xc40
[  212.966296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.971838]  ? refcount_sub_and_test_checked+0x203/0x310
[  212.977300]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  212.982796]  ndisc_send_rs+0x134/0x6e0
[  212.986698]  addrconf_rs_timer+0x3c0/0x6f0
[  212.990941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.995195]  call_timer_fn+0x272/0x920
[  212.999083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.003329]  ? process_timeout+0x40/0x40
[  213.007396]  ? find_held_lock+0x36/0x1c0
[  213.011472]  ? mark_held_locks+0xc7/0x130
[  213.015631]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.020127]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.024623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.028864]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  213.033453]  ? trace_hardirqs_on+0xbd/0x310
[  213.037778]  ? kasan_check_read+0x11/0x20
[  213.041933]  ? __run_timers+0x7da/0xc70
[  213.045915]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.051380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.055622]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.059866]  __run_timers+0x7e5/0xc70
[  213.063697]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  213.069066]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  213.074089]  ? graph_lock+0x170/0x170
[  213.077923]  ? print_usage_bug+0xc0/0xc0
[  213.081986]  ? lock_release+0x970/0x970
[  213.085965]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  213.091164]  ? find_held_lock+0x36/0x1c0
[  213.095232]  ? graph_lock+0x170/0x170
[  213.099043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.104592]  ? check_preemption_disabled+0x48/0x200
[  213.109626]  ? __lock_is_held+0xb5/0x140
[  213.113695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.119247]  ? check_preemption_disabled+0x48/0x200
[  213.124284]  run_timer_softirq+0x52/0xb0
[  213.128348]  ? rcu_read_lock_sched_held+0x108/0x120
[  213.133373]  __do_softirq+0x30b/0xad8
[  213.137193]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  213.142311]  ? pvclock_read_flags+0x160/0x160
[  213.146816]  ? lapic_next_event+0x5a/0x90
[  213.150977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.156545]  ? check_preemption_disabled+0x48/0x200
[  213.161577]  ? check_preemption_disabled+0x48/0x200
[  213.166613]  ? kvm_clock_read+0x18/0x30
[  213.170603]  ? kvm_sched_clock_read+0x9/0x20
[  213.175029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.180582]  ? check_preemption_disabled+0x48/0x200
[  213.185624]  irq_exit+0x17f/0x1c0
[  213.189094]  smp_apic_timer_interrupt+0x1cb/0x760
[  213.193949]  ? smp_reschedule_interrupt+0x109/0x650
[  213.198980]  ? smp_call_function_single_interrupt+0x650/0x650
[  213.204877]  ? interrupt_entry+0xb5/0xf0
[  213.208968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.213987]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.219018]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.223866]  ? trace_hardirqs_off+0x300/0x300
[  213.228362]  ? trace_hardirqs_off+0x300/0x300
[  213.232873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.238418]  ? check_preemption_disabled+0x48/0x200
[  213.243437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.248990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.253846]  apic_timer_interrupt+0xf/0x20
[  213.258077]  </IRQ>
[  213.260322] RIP: 0010:console_unlock+0x1017/0x11a0
[  213.265261] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  213.284175] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  213.291895] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  213.299171] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  213.306785] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  213.314055] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  213.321324] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  213.328622]  ? netconsole_netdev_event+0x280/0x280
[  213.333569]  ? console_unlock+0x100e/0x11a0
[  213.337917]  ? devkmsg_read+0xbb0/0xbb0
[  213.341898]  ? vprintk_emit+0x7f7/0x930
[  213.345881]  ? lock_release+0x970/0x970
[  213.349871]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.355327]  ? vprintk_default+0x28/0x30
[  213.359403]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.364862]  ? kasan_check_write+0x14/0x20
[  213.369104]  ? do_raw_spin_lock+0xc1/0x200
[  213.373358]  vprintk_emit+0x33d/0x930
[  213.377174]  ? wake_up_klogd+0x180/0x180
[  213.381241]  ? lockdep_hardirqs_on+0x421/0x5c0
[  213.385828]  ? retint_kernel+0x2d/0x2d
[  213.389746]  ? find_held_lock+0x36/0x1c0
[  213.393853]  ? mark_held_locks+0xc7/0x130
[  213.398016]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.402518]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.407038]  vprintk_default+0x28/0x30
[  213.410931]  vprintk_func+0x7e/0x181
[  213.414650]  printk+0xa7/0xcf
[  213.417768]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  213.422541]  ? _raw_spin_unlock_irq+0x60/0x80
[  213.427058]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  213.432836]  dump_header+0x7cc/0xf72
[  213.436570]  ? pagefault_out_of_memory+0x197/0x197
[  213.441531]  ? mark_held_locks+0x130/0x130
[  213.445792]  ? __lock_acquire+0x7ec/0x4ec0
[  213.450039]  ? mem_cgroup_charge_statistics+0x780/0x780
[  213.455416]  ? print_usage_bug+0xc0/0xc0
[  213.459492]  ? print_usage_bug+0xc0/0xc0
[  213.463572]  ? graph_lock+0x170/0x170
[  213.467379]  ? graph_lock+0x170/0x170
[  213.471192]  ? print_usage_bug+0xc0/0xc0
[  213.475273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.480822]  ? find_held_lock+0x36/0x1c0
[  213.484902]  ? mark_held_locks+0xc7/0x130
[  213.489065]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  213.494174]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  213.499292]  ? lockdep_hardirqs_on+0x421/0x5c0
[  213.503886]  ? trace_hardirqs_on+0xbd/0x310
[  213.508212]  ? kasan_check_read+0x11/0x20
[  213.512367]  ? ___ratelimit+0x36f/0x655
[  213.516353]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.521818]  ? trace_hardirqs_on+0x310/0x310
[  213.526237]  ? lock_downgrade+0x900/0x900
[  213.530401]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  213.535531]  ? ___ratelimit+0xaa/0x655
[  213.539433]  ? idr_get_free+0xec0/0xec0
[  213.543420]  ? kasan_check_write+0x14/0x20
[  213.547666]  ? do_raw_spin_lock+0xc1/0x200
[  213.551920]  oom_kill_process.cold.27+0x10/0x903
[  213.556687]  ? graph_lock+0x170/0x170
[  213.560502]  ? _raw_spin_unlock+0x2c/0x50
[  213.564659]  ? oom_badness+0xe6/0xaa0
[  213.568488]  ? oom_evaluate_task+0x540/0x540
[  213.572931]  ? find_held_lock+0x36/0x1c0
[  213.577014]  ? out_of_memory+0x974/0x14c0
[  213.581176]  ? lock_downgrade+0x900/0x900
[  213.585336]  ? check_preemption_disabled+0x48/0x200
[  213.590366]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.596200]  ? kasan_check_read+0x11/0x20
[  213.600373]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.605662]  ? rcu_bh_qs+0xc0/0xc0
[  213.609221]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  213.614248]  ? oom_evaluate_task+0x302/0x540
[  213.618663]  out_of_memory+0xa86/0x14c0
[  213.622654]  ? oom_killer_disable+0x3a0/0x3a0
[  213.627154]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  213.632123]  ? __mutex_add_waiter+0x2a0/0x2a0
[  213.636641]  __alloc_pages_slowpath+0x2318/0x2d80
[  213.641529]  ? warn_alloc+0x120/0x120
[  213.645349]  ? find_get_entry+0x2f2/0xc40
[  213.649519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.655065]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  213.660000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.665542]  ? should_fail+0x22d/0xd01
[  213.669445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  213.674554]  ? __lock_is_held+0xb5/0x140
[  213.678650]  ? __lock_is_held+0xb5/0x140
[  213.682744]  ? find_held_lock+0x36/0x1c0
[  213.686814]  ? ___might_sleep+0x1ed/0x300
[  213.690965]  ? lock_release+0x970/0x970
[  213.694947]  ? arch_local_save_flags+0x40/0x40
[  213.699552]  ? __might_sleep+0x95/0x190
[  213.703541]  __alloc_pages_nodemask+0xa80/0xde0
[  213.708263]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  213.713291]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.719098]  ? kasan_check_read+0x11/0x20
[  213.723257]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.728559]  ? graph_lock+0x170/0x170
[  213.732373]  ? print_usage_bug+0xc0/0xc0
[  213.736448]  ? graph_lock+0x170/0x170
[  213.740279]  ? graph_lock+0x170/0x170
[  213.744093]  ? __do_page_cache_readahead+0x7ce/0x980
[  213.749211]  ? find_held_lock+0x36/0x1c0
[  213.753291]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  213.758846]  alloc_pages_current+0x10c/0x210
[  213.763264]  ? lock_downgrade+0x900/0x900
[  213.767428]  __page_cache_alloc+0x38f/0x5b0
[  213.771769]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.777580]  ? kasan_check_read+0x11/0x20
[  213.781753]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.787050]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  213.791755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.797312]  ? check_preemption_disabled+0x48/0x200
[  213.802353]  filemap_fault+0x1594/0x25f0
[  213.806442]  ? __lock_page_or_retry+0xa00/0xa00
[  213.811129]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.816941]  ? kasan_check_read+0x11/0x20
[  213.821107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.826408]  ? rcu_bh_qs+0xc0/0xc0
[  213.829980]  ? filemap_map_pages+0xdea/0x1980
[  213.834494]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  213.839620]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  213.844905]  ? debug_object_free+0x325/0x690
[  213.849336]  ? find_get_pages_range_tag+0x1320/0x1320
[  213.854551]  ? graph_lock+0x170/0x170
[  213.858384]  ? kasan_check_read+0x11/0x20
[  213.862550]  ? debug_object_destroy+0x2b0/0x2b0
[  213.867259]  ? lock_acquire+0x1ed/0x520
[  213.871251]  ? ext4_filemap_fault+0x7a/0xad
[  213.875597]  ? lock_release+0x970/0x970
[  213.879587]  ? arch_local_save_flags+0x40/0x40
[  213.884187]  ? futex_wait_setup+0x3e0/0x3e0
[  213.888531]  ? down_read+0xb0/0x1d0
[  213.892167]  ? ext4_filemap_fault+0x7a/0xad
[  213.896495]  ? __down_interruptible+0x700/0x700
[  213.901221]  ext4_filemap_fault+0x82/0xad
[  213.905399]  __do_fault+0x100/0x6b0
[  213.909056]  ? print_bad_pte+0x6c0/0x6c0
[  213.913144]  ? do_futex+0x249/0x26d0
[  213.916877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.922444]  ? pmd_val+0x88/0x100
[  213.925921]  ? add_mm_counter_fast+0xd0/0xd0
[  213.930344]  ? pmd_val+0x88/0x100
[  213.933807]  ? add_mm_counter_fast+0xd0/0xd0
[  213.938225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.943790]  __handle_mm_fault+0x3709/0x53e0
[  213.948208]  ? perf_trace_lock+0x14d/0x7a0
[  213.952464]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  213.957318]  ? graph_lock+0x170/0x170
[  213.961124]  ? print_usage_bug+0xc0/0xc0
[  213.965191]  ? retint_kernel+0x2d/0x2d
[  213.969088]  ? graph_lock+0x170/0x170
[  213.972893]  ? graph_lock+0x170/0x170
[  213.976749]  ? handle_mm_fault+0x42a/0xc70
[  213.981010]  ? lock_downgrade+0x900/0x900
[  213.985171]  ? check_preemption_disabled+0x48/0x200
[  213.990206]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.996010]  ? kasan_check_read+0x11/0x20
[  214.000165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.005453]  ? rcu_bh_qs+0xc0/0xc0
[  214.008999]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  214.014458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.020013]  ? check_preemption_disabled+0x48/0x200
[  214.025058]  handle_mm_fault+0x54f/0xc70
[  214.029136]  ? __handle_mm_fault+0x53e0/0x53e0
[  214.033728]  ? find_vma+0x34/0x190
[  214.037293]  __do_page_fault+0x67d/0xed0
[  214.041368]  ? mm_fault_error+0x380/0x380
[  214.045524]  ? trace_hardirqs_off+0xb8/0x300
[  214.049941]  ? trace_hardirqs_on+0x310/0x310
[  214.054363]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  214.059732]  ? trace_hardirqs_on+0x310/0x310
[  214.064168]  do_page_fault+0xf2/0x7e0
[  214.067978]  ? vmalloc_sync_all+0x30/0x30
[  214.072137]  ? error_entry+0x70/0xd0
[  214.075881]  ? trace_hardirqs_off_caller+0xbb/0x300
[  214.080900]  ? trace_hardirqs_on_caller+0xc0/0x300
[  214.085838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  214.090780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.095633]  ? trace_hardirqs_off+0x300/0x300
[  214.100130]  ? trace_hardirqs_off_caller+0x300/0x300
[  214.105243]  ? prepare_exit_to_usermode+0x291/0x3b0
[  214.110277]  ? page_fault+0x8/0x30
[  214.113822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.118674]  ? page_fault+0x8/0x30
[  214.122232]  page_fault+0x1e/0x30
[  214.125685] RIP: 0033:0x40f9c0
[  214.128884] Code: Bad RIP value.
[  214.132243] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  214.137611] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  214.144882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  214.152153] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  214.159420] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  214.166689] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  214.173991] warn_alloc_show_mem: 1 callbacks suppressed
[  214.174010] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  214.174012] Mem-Info:
[  214.174044] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  214.174044]  active_file:18 inactive_file:16 isolated_file:0
[  214.174044]  unevictable:0 dirty:0 writeback:0 unstable:0
[  214.174044]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  214.174044]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  214.174044]  free:13723 free_pcp:140 free_cma:0
[  214.179385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  214.179393] Call Trace:
[  214.186679] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  214.189078]  <IRQ>
[  214.222119] Node 0 
[  214.231481]  dump_stack+0x1c4/0x2b4
[  214.234061] 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
[  214.261890]  ? dump_stack_print_info.cold.2+0x52/0x52
[  214.264015] lowmem_reserve[]: 0
[  214.266276]  warn_alloc.cold.118+0xb7/0x1bd
[  214.269865]  2817
[  214.295394]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  214.300563]  6321
[  214.303850]  ? lock_downgrade+0x900/0x900
[  214.308148]  6321
[  214.310235]  ? trace_hardirqs_off+0xb8/0x300
[  214.315045] Node 0 
[  214.317110]  ? trace_hardirqs_off+0xb8/0x300
[  214.321253] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  214.323292]  __alloc_pages_slowpath+0x2667/0x2d80
[  214.327661] lowmem_reserve[]: 0
[  214.329930]  ? warn_alloc+0x120/0x120
[  214.334285]  0
[  214.361031]  ? trace_hardirqs_on+0x310/0x310
[  214.365851]  3503
[  214.369134]  ? warn_alloc+0x120/0x120
[  214.372902]  3503
[  214.374719]  ? print_usage_bug+0xc0/0xc0
[  214.379097] Node 0 
[  214.381181]  ? warn_alloc+0x120/0x120
[  214.384965] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  214.387008]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  214.391034] lowmem_reserve[]: 0
[  214.393293]  ? print_usage_bug+0xc0/0xc0
[  214.397077]  0 0
[  214.425501]  ? __lock_acquire+0x7ec/0x4ec0
[  214.430554]  0
[  214.433864]  ? __lock_acquire+0x7ec/0x4ec0
[  214.437916] Node 0 
[  214.439913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.444109] DMA: 1*4kB 
[  214.445937]  ? should_fail+0x22d/0xd01
[  214.450147] (U) 
[  214.452402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.457901] 0*8kB 
[  214.460491]  ? __lock_acquire+0x7ec/0x4ec0
[  214.464356] 0*16kB 
[  214.466338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.471407] 1*32kB 
[  214.473551]  ? __lock_acquire+0x7ec/0x4ec0
[  214.477762] (U) 
[  214.480009]  ? should_fail+0x22d/0xd01
[  214.485078] 2*64kB (U) 
[  214.487320]  ? print_usage_bug+0xc0/0xc0
[  214.491522] 1*128kB (U) 
[  214.493510]  ? mark_held_locks+0x130/0x130
[  214.497367] 1*256kB (U) 
[  214.499953]  ? mark_held_locks+0x130/0x130
[  214.503989] 0*512kB 
[  214.506666]  ? graph_lock+0x170/0x170
[  214.510883] 1*1024kB 
[  214.513550]  ? print_usage_bug+0xc0/0xc0
[  214.517765] (U) 
[  214.520088]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  214.523858] 1*2048kB (M) 
[  214.526274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.530303] 3*4096kB (M) 
[  214.532289]  ? check_preemption_disabled+0x48/0x200
[  214.537007] = 15908kB
[  214.537016] Node 0 
[  214.539781]  ? check_preemption_disabled+0x48/0x200
[  214.545288] DMA32: 
[  214.548052]  ? __lock_is_held+0xb5/0x140
[  214.553040] 3*4kB 
[  214.555452]  __alloc_pages_nodemask+0xa80/0xde0
[  214.557659] (UM) 
[  214.562674]  ? graph_lock+0x170/0x170
[  214.564889] 0*8kB 
[  214.568950]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  214.571075] 3*16kB 
[  214.575748]  ? graph_lock+0x170/0x170
[  214.577792] (M) 
[  214.581594]  ? find_held_lock+0x36/0x1c0
[  214.583710] 2*32kB (UM) 
[  214.588751]  ? ____cache_alloc_node+0x1c7/0x1e0
[  214.590954] 2*64kB (M) 
[  214.594763]  ? lock_downgrade+0x900/0x900
[  214.596719] 3*128kB 
[  214.600786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.603435] (M) 
[  214.608103]  cache_grow_begin+0x91/0x8c0
[  214.610666] 2*256kB 
[  214.614807]  ? do_raw_spin_unlock+0xa7/0x2f0
[  214.617101] (M) 
[  214.622642]  fallback_alloc+0x203/0x2e0
[  214.624586] 3*512kB (M) 
[  214.628661]  ____cache_alloc_node+0x1c7/0x1e0
[  214.630948] 4*1024kB (UM) 
[  214.635371]  kmem_cache_alloc_node+0xe3/0x730
[  214.637322] 3*2048kB 
[  214.641303]  ? ipv6_get_ifaddr+0x42e/0x620
[  214.643947] (UM) 
[  214.648449]  __alloc_skb+0x119/0x770
[  214.651271] 3*4096kB (M) 
[  214.655801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.658179] = 25212kB
[  214.658188] Node 0 
[  214.662436]  ? skb_scrub_packet+0x490/0x490
[  214.664479] Normal: 1019*4kB 
[  214.668219]  ? lock_downgrade+0x900/0x900
[  214.670949] (MEH) 
[  214.676241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.678623] 374*8kB 
[  214.680866]  ? refcount_sub_and_test_checked+0x203/0x310
[  214.685158] (UMEH) 
[  214.688280]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  214.692387] 169*16kB (UMEH) 
[  214.694551]  ? addrconf_rs_timer+0x6f0/0x6f0
[  214.700049] 71*32kB (UMH) 
[  214.702394]  ndisc_alloc_skb+0x144/0x340
[  214.707800] 17*64kB (UMH) 
[  214.710050]  ndisc_send_rs+0x331/0x6e0
[  214.715460] 3*128kB (H) 
[  214.718491]  addrconf_rs_timer+0x3c0/0x6f0
[  214.722866] 1*256kB 
[  214.725715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.729750] (H) 
[  214.732604]  call_timer_fn+0x272/0x920
[  214.736451] 0*512kB 0*1024kB 
[  214.739132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.743339] 0*2048kB 0*4096kB 
[  214.745716]  ? process_timeout+0x40/0x40
[  214.749924] = 13772kB
[  214.751898]  ? find_held_lock+0x36/0x1c0
[  214.755787] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  214.758929]  ? __run_timers+0x7da/0xc70
[  214.763144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  214.766350]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.770393] 4154 total pagecache pages
[  214.772820]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.776873] 0 pages in swap cache
[  214.785752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.789719] Swap cache stats: add 0, delete 0, find 0/0
[  214.798334]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  214.802826] Free swap  = 0kB
[  214.806734]  ? trace_hardirqs_on+0xbd/0x310
[  214.811221] Total swap = 0kB
[  214.814698]  ? kasan_check_read+0x11/0x20
[  214.818903] 1965979 pages RAM
[  214.824272]  ? __run_timers+0x7da/0xc70
[  214.828822] 0 pages HighMem/MovableOnly
[  214.831850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  214.836142] 342744 pages reserved
[  214.839169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.843302] 0 pages cma reserved
[  214.846410]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.850604] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  214.854333]  __run_timers+0x7e5/0xc70
[  214.859997] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  214.863224]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  214.867432] syz-fuzzer cpuset=
[  214.870798]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  214.875008] /
[  214.881504]  ? graph_lock+0x170/0x170
[  214.885299]  mems_allowed=0
[  214.895534]  ? enqueue_hrtimer+0x1a5/0x560
[  214.921721]  ? lock_release+0x970/0x970
[  214.925716]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  214.930926]  ? find_held_lock+0x36/0x1c0
[  214.934994]  ? graph_lock+0x170/0x170
[  214.938819]  ? pvclock_read_flags+0x160/0x160
[  214.943319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.948861]  ? check_preemption_disabled+0x48/0x200
[  214.953893]  ? __lock_is_held+0xb5/0x140
[  214.957959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.963507]  ? check_preemption_disabled+0x48/0x200
[  214.968542]  run_timer_softirq+0x52/0xb0
[  214.972610]  ? rcu_read_lock_sched_held+0x108/0x120
[  214.977638]  __do_softirq+0x30b/0xad8
[  214.981459]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  214.986575]  ? pvclock_read_flags+0x160/0x160
[  214.991078]  ? lapic_next_event+0x5a/0x90
[  214.995233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.000787]  ? check_preemption_disabled+0x48/0x200
[  215.005812]  ? check_preemption_disabled+0x48/0x200
[  215.010846]  ? kvm_clock_read+0x18/0x30
[  215.014851]  ? kvm_sched_clock_read+0x9/0x20
[  215.019275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.024820]  ? check_preemption_disabled+0x48/0x200
[  215.029861]  irq_exit+0x17f/0x1c0
[  215.033325]  smp_apic_timer_interrupt+0x1cb/0x760
[  215.038181]  ? smp_reschedule_interrupt+0x109/0x650
[  215.043214]  ? smp_call_function_single_interrupt+0x650/0x650
[  215.049120]  ? interrupt_entry+0xb5/0xf0
[  215.053203]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.058231]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.063256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.068104]  ? trace_hardirqs_off+0x300/0x300
[  215.072603]  ? trace_hardirqs_off+0x300/0x300
[  215.077106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.082654]  ? check_preemption_disabled+0x48/0x200
[  215.087689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.093245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.098110]  apic_timer_interrupt+0xf/0x20
[  215.102357]  </IRQ>
[  215.104602] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  215.109538] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  215.128464] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  215.136211] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  215.143513] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  215.150815] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  215.158116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  215.165417] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  215.172780]  skb_clone+0x1bb/0x500
[  215.176352]  ? finish_task_switch+0x2f5/0x900
[  215.180864]  ? skb_split+0x11e0/0x11e0
[  215.184771]  ? preempt_notifier_register+0x200/0x200
[  215.189886]  ? __switch_to_asm+0x34/0x70
[  215.193955]  ? __switch_to_asm+0x34/0x70
[  215.198024]  ? __switch_to_asm+0x40/0x70
[  215.202099]  ? __switch_to_asm+0x34/0x70
[  215.206161]  ? __switch_to_asm+0x40/0x70
[  215.210226]  ? __switch_to_asm+0x34/0x70
[  215.214289]  ? __switch_to_asm+0x40/0x70
[  215.218358]  ? __switch_to_asm+0x34/0x70
[  215.222422]  ? __switch_to_asm+0x34/0x70
[  215.226481]  ? __switch_to_asm+0x40/0x70
[  215.230540]  ? __switch_to_asm+0x34/0x70
[  215.234614]  bpf_clone_redirect+0xb9/0x490
[  215.238854]  ? __schedule+0x874/0x1ed0
[  215.242764]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  215.247788]  ? __sched_text_start+0x8/0x8
[  215.251945]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  215.256717]  ? find_held_lock+0x36/0x1c0
[  215.260804]  ? lock_acquire+0x1ed/0x520
[  215.264795]  ? bpf_test_run+0x32e/0x5a0
[  215.268781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.274364]  ? check_preemption_disabled+0x48/0x200
[  215.279408]  ? kasan_check_read+0x11/0x20
[  215.283574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.288855]  ? rcu_bh_qs+0xc0/0xc0
[  215.292405]  ? preempt_schedule+0x4d/0x60
[  215.296557]  ? ___preempt_schedule+0x16/0x18
[  215.301494]  ? bpf_test_run+0x1c0/0x5a0
[  215.305481]  ? netlink_diag_dump+0x2a0/0x2a0
[  215.309906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.315464]  ? bpf_test_init.isra.9+0x70/0x100
[  215.320066]  ? bpf_prog_test_run_skb+0x634/0xb40
[  215.324840]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  215.329693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  215.335235]  ? fput+0x130/0x1a0
[  215.338520]  ? __bpf_prog_get+0x9b/0x290
[  215.342588]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  215.347431]  ? bpf_prog_test_run+0x130/0x1a0
[  215.351848]  ? __x64_sys_bpf+0x3d8/0x510
[  215.355913]  ? bpf_prog_get+0x20/0x20
[  215.359752]  ? ksys_ioctl+0x81/0xd0
[  215.363396]  ? do_syscall_64+0x1b9/0x820
[  215.367463]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  215.372835]  ? syscall_return_slowpath+0x5e0/0x5e0
[  215.377810]  ? trace_hardirqs_off+0x300/0x300
[  215.382316]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  215.387338]  ? recalc_sigpending_tsk+0x180/0x180
[  215.392104]  ? kasan_check_write+0x14/0x20
[  215.396364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.401220]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  215.406611] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  215.406701] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  215.413553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  215.413563] Call Trace:
[  215.420197] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  215.429396]  <IRQ>
[  215.432310] syz-executor7 cpuset=
[  215.442858]  dump_stack+0x1c4/0x2b4
[  215.445130] syz7
[  215.448587]  ? dump_stack_print_info.cold.2+0x52/0x52
[  215.452197]  mems_allowed=0
[  215.454177]  warn_alloc.cold.118+0xb7/0x1bd
[  215.466574]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  215.471427]  ? lock_downgrade+0x900/0x900
[  215.475589]  ? trace_hardirqs_off+0xb8/0x300
[  215.480008]  ? trace_hardirqs_off+0xb8/0x300
[  215.484434]  __alloc_pages_slowpath+0x2667/0x2d80
[  215.489316]  ? warn_alloc+0x120/0x120
[  215.493128]  ? mark_held_locks+0x130/0x130
[  215.497392]  ? warn_alloc+0x120/0x120
[  215.501222]  ? print_usage_bug+0xc0/0xc0
[  215.505342]  ? warn_alloc+0x120/0x120
[  215.509164]  ? print_usage_bug+0xc0/0xc0
[  215.513240]  ? run_posix_cpu_timers+0x6b7/0x2540
[  215.518037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.523604]  ? should_fail+0x22d/0xd01
[  215.527526]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.532660]  ? __lock_acquire+0x7ec/0x4ec0
[  215.536924]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.542049]  ? __lock_acquire+0x7ec/0x4ec0
[  215.546307]  ? should_fail+0x22d/0xd01
[  215.550231]  ? mark_held_locks+0x130/0x130
[  215.554496]  ? mark_held_locks+0x130/0x130
[  215.558751]  ? __lock_acquire+0x7ec/0x4ec0
[  215.563004]  ? graph_lock+0x170/0x170
[  215.566818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.572373]  ? check_preemption_disabled+0x48/0x200
[  215.577404]  ? check_preemption_disabled+0x48/0x200
[  215.582449]  ? __lock_is_held+0xb5/0x140
[  215.586544]  __alloc_pages_nodemask+0xa80/0xde0
[  215.591237]  ? graph_lock+0x170/0x170
[  215.595052]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  215.600065]  ? graph_lock+0x170/0x170
[  215.603878]  ? find_held_lock+0x36/0x1c0
[  215.607958]  ? ____cache_alloc_node+0x1c7/0x1e0
[  215.612629]  ? lock_downgrade+0x900/0x900
[  215.616791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.622353]  cache_grow_begin+0x91/0x8c0
[  215.626422]  ? do_raw_spin_unlock+0xa7/0x2f0
[  215.630844]  fallback_alloc+0x203/0x2e0
[  215.634829]  ____cache_alloc_node+0x1c7/0x1e0
[  215.639336]  __kmalloc+0x208/0x760
[  215.642885]  ? __neigh_create+0x30b/0x2130
[  215.647131]  __neigh_create+0x30b/0x2130
[  215.651211]  ? trace_hardirqs_on+0xbd/0x310
[  215.655547]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  215.661087]  ? ip6t_do_table+0xd9e/0x1d30
[  215.665247]  ? mark_held_locks+0x130/0x130
[  215.669489]  ? __local_bh_enable_ip+0x160/0x260
[  215.674172]  ? neigh_hash_alloc+0x1e0/0x1e0
[  215.678496]  ? graph_lock+0x170/0x170
[  215.682302]  ? ip6t_do_table+0xd9e/0x1d30
[  215.686454]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  215.691904]  ? trace_hardirqs_on+0xbd/0x310
[  215.696237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.701781]  ? ip6t_do_table+0xd6a/0x1d30
[  215.705936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.711481]  ? check_preemption_disabled+0x48/0x200
[  215.716509]  ? check_preemption_disabled+0x48/0x200
[  215.721550]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  215.727089]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.732374]  ? rcu_pm_notify+0xc0/0xc0
[  215.736267]  ? graph_lock+0x170/0x170
[  215.740072]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  215.745274]  ip6_finish_output2+0xa59/0x27a0
[  215.749700]  ? ip6_copy_metadata+0xe30/0xe30
[  215.754124]  ? ip6_mtu+0x39c/0x520
[  215.757673]  ? lock_downgrade+0x900/0x900
[  215.761827]  ? check_preemption_disabled+0x48/0x200
[  215.766861]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  215.772679]  ? kasan_check_read+0x11/0x20
[  215.776856]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.782140]  ? rcu_bh_qs+0xc0/0xc0
[  215.785715]  ? ip6_mtu+0x160/0x520
[  215.789263]  ? dst_hold+0x2f0/0x2f0
[  215.792902]  ? kasan_check_read+0x11/0x20
[  215.797068]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.802356]  ? nf_nat_ipv6_out+0x212/0x550
[  215.806606]  ip6_finish_output+0x5fe/0xbc0
[  215.810846]  ? ip6_finish_output+0x5fe/0xbc0
[  215.815263]  ip6_output+0x23e/0xa00
[  215.818898]  ? check_preemption_disabled+0x48/0x200
[  215.823932]  ? ip6_finish_output+0xbc0/0xbc0
[  215.828350]  ? ip6_fragment+0x38c0/0x38c0
[  215.832508]  ? __lock_is_held+0xb5/0x140
[  215.836594]  ndisc_send_skb+0x1005/0x1570
[  215.840763]  ? ndisc_constructor+0xc40/0xc40
[  215.845181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.850723]  ? refcount_sub_and_test_checked+0x203/0x310
[  215.856190]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  215.861672]  ndisc_send_rs+0x134/0x6e0
[  215.865570]  addrconf_rs_timer+0x3c0/0x6f0
[  215.869824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.874094]  call_timer_fn+0x272/0x920
[  215.877993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.882242]  ? process_timeout+0x40/0x40
[  215.886309]  ? find_held_lock+0x36/0x1c0
[  215.890385]  ? mark_held_locks+0xc7/0x130
[  215.894566]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.899073]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.903574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.907820]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  215.912433]  ? trace_hardirqs_on+0xbd/0x310
[  215.916769]  ? kasan_check_read+0x11/0x20
[  215.920925]  ? __run_timers+0x7da/0xc70
[  215.924911]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  215.930399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.934653]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.938904]  __run_timers+0x7e5/0xc70
[  215.942727]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  215.948108]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  215.953132]  ? graph_lock+0x170/0x170
[  215.956944]  ? print_usage_bug+0xc0/0xc0
[  215.961011]  ? lock_release+0x970/0x970
[  215.964994]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  215.970195]  ? find_held_lock+0x36/0x1c0
[  215.974270]  ? graph_lock+0x170/0x170
[  215.978081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.983623]  ? check_preemption_disabled+0x48/0x200
[  215.988658]  ? __lock_is_held+0xb5/0x140
[  215.992727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.998283]  ? check_preemption_disabled+0x48/0x200
[  216.003328]  run_timer_softirq+0x52/0xb0
[  216.007405]  ? rcu_read_lock_sched_held+0x108/0x120
[  216.012434]  __do_softirq+0x30b/0xad8
[  216.016276]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  216.021399]  ? pvclock_read_flags+0x160/0x160
[  216.025915]  ? lapic_next_event+0x5a/0x90
[  216.030077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.035624]  ? check_preemption_disabled+0x48/0x200
[  216.040644]  ? check_preemption_disabled+0x48/0x200
[  216.045678]  ? kvm_clock_read+0x18/0x30
[  216.049655]  ? kvm_sched_clock_read+0x9/0x20
[  216.054072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.059615]  ? check_preemption_disabled+0x48/0x200
[  216.064649]  irq_exit+0x17f/0x1c0
[  216.068115]  smp_apic_timer_interrupt+0x1cb/0x760
[  216.072976]  ? smp_reschedule_interrupt+0x109/0x650
[  216.078006]  ? smp_call_function_single_interrupt+0x650/0x650
[  216.083911]  ? interrupt_entry+0xb5/0xf0
[  216.087986]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.093009]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.098037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.102885]  ? trace_hardirqs_off+0x300/0x300
[  216.107380]  ? trace_hardirqs_off+0x300/0x300
[  216.111879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.117426]  ? check_preemption_disabled+0x48/0x200
[  216.122447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.128000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.132858]  apic_timer_interrupt+0xf/0x20
[  216.137090]  </IRQ>
[  216.139335] RIP: 0010:console_unlock+0x1017/0x11a0
[  216.144274] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  216.163179] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  216.170894] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  216.178163] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  216.185453] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  216.192733] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  216.200015] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  216.207309]  ? netconsole_netdev_event+0x280/0x280
[  216.212264]  ? console_unlock+0x100e/0x11a0
[  216.216610]  ? devkmsg_read+0xbb0/0xbb0
[  216.220584]  ? vprintk_emit+0x7f7/0x930
[  216.224568]  ? lock_release+0x970/0x970
[  216.228547]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.233998]  ? vprintk_default+0x28/0x30
[  216.238062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.243523]  ? kasan_check_write+0x14/0x20
[  216.247770]  ? do_raw_spin_lock+0xc1/0x200
[  216.252018]  vprintk_emit+0x33d/0x930
[  216.255832]  ? wake_up_klogd+0x180/0x180
[  216.259896]  ? lockdep_hardirqs_on+0x421/0x5c0
[  216.264484]  ? retint_kernel+0x2d/0x2d
[  216.268385]  ? find_held_lock+0x36/0x1c0
[  216.272461]  ? mark_held_locks+0xc7/0x130
[  216.276622]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.281128]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.285646]  vprintk_default+0x28/0x30
[  216.289539]  vprintk_func+0x7e/0x181
[  216.293263]  printk+0xa7/0xcf
[  216.296378]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  216.301145]  ? _raw_spin_unlock_irq+0x60/0x80
[  216.305661]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  216.310953]  dump_header+0x7cc/0xf72
[  216.314680]  ? pagefault_out_of_memory+0x197/0x197
[  216.319623]  ? mark_held_locks+0x130/0x130
[  216.323860]  ? __lock_acquire+0x7ec/0x4ec0
[  216.328102]  ? mem_cgroup_charge_statistics+0x780/0x780
[  216.333469]  ? print_usage_bug+0xc0/0xc0
[  216.337540]  ? print_usage_bug+0xc0/0xc0
[  216.341615]  ? graph_lock+0x170/0x170
[  216.345414]  ? graph_lock+0x170/0x170
[  216.349218]  ? print_usage_bug+0xc0/0xc0
[  216.353335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.358879]  ? find_held_lock+0x36/0x1c0
[  216.362951]  ? mark_held_locks+0xc7/0x130
[  216.367104]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  216.372210]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  216.377315]  ? lockdep_hardirqs_on+0x421/0x5c0
[  216.381905]  ? trace_hardirqs_on+0xbd/0x310
[  216.386232]  ? kasan_check_read+0x11/0x20
[  216.390395]  ? ___ratelimit+0x36f/0x655
[  216.394377]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.399849]  ? trace_hardirqs_on+0x310/0x310
[  216.404275]  ? lock_downgrade+0x900/0x900
[  216.408448]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  216.413561]  ? ___ratelimit+0xaa/0x655
[  216.417457]  ? idr_get_free+0xec0/0xec0
[  216.421438]  ? kasan_check_write+0x14/0x20
[  216.425677]  ? do_raw_spin_lock+0xc1/0x200
[  216.429925]  oom_kill_process.cold.27+0x10/0x903
[  216.434691]  ? graph_lock+0x170/0x170
[  216.438505]  ? _raw_spin_unlock+0x2c/0x50
[  216.442679]  ? oom_badness+0xe6/0xaa0
[  216.446512]  ? oom_evaluate_task+0x540/0x540
[  216.450948]  ? find_held_lock+0x36/0x1c0
[  216.455032]  ? out_of_memory+0x974/0x14c0
[  216.459188]  ? lock_downgrade+0x900/0x900
[  216.463341]  ? check_preemption_disabled+0x48/0x200
[  216.468372]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.474185]  ? kasan_check_read+0x11/0x20
[  216.478343]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.483648]  ? rcu_bh_qs+0xc0/0xc0
[  216.487197]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  216.492219]  ? oom_evaluate_task+0x302/0x540
[  216.496639]  out_of_memory+0xa86/0x14c0
[  216.500625]  ? oom_killer_disable+0x3a0/0x3a0
[  216.505129]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  216.510082]  ? __mutex_add_waiter+0x2a0/0x2a0
[  216.514599]  __alloc_pages_slowpath+0x2318/0x2d80
[  216.519479]  ? warn_alloc+0x120/0x120
[  216.523309]  ? find_get_entry+0x2f2/0xc40
[  216.527485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.533041]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  216.537977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.543527]  ? should_fail+0x22d/0xd01
[  216.547422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.552540]  ? __lock_is_held+0xb5/0x140
[  216.556643]  ? __lock_is_held+0xb5/0x140
[  216.560724]  ? find_held_lock+0x36/0x1c0
[  216.564810]  ? ___might_sleep+0x1ed/0x300
[  216.568964]  ? lock_release+0x970/0x970
[  216.572945]  ? arch_local_save_flags+0x40/0x40
[  216.577547]  ? __might_sleep+0x95/0x190
[  216.581532]  __alloc_pages_nodemask+0xa80/0xde0
[  216.586235]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  216.591258]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.597066]  ? kasan_check_read+0x11/0x20
[  216.601216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.606497]  ? graph_lock+0x170/0x170
[  216.610307]  ? print_usage_bug+0xc0/0xc0
[  216.614372]  ? graph_lock+0x170/0x170
[  216.618174]  ? graph_lock+0x170/0x170
[  216.621975]  ? __do_page_cache_readahead+0x7ce/0x980
[  216.627085]  ? find_held_lock+0x36/0x1c0
[  216.631153]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  216.636701]  alloc_pages_current+0x10c/0x210
[  216.641114]  ? lock_downgrade+0x900/0x900
[  216.645270]  __page_cache_alloc+0x38f/0x5b0
[  216.649598]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.655400]  ? kasan_check_read+0x11/0x20
[  216.659552]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.664836]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  216.669519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.675067]  ? check_preemption_disabled+0x48/0x200
[  216.680094]  filemap_fault+0x1594/0x25f0
[  216.684173]  ? __lock_page_or_retry+0xa00/0xa00
[  216.688851]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.694650]  ? kasan_check_read+0x11/0x20
[  216.698807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.704086]  ? rcu_bh_qs+0xc0/0xc0
[  216.707643]  ? filemap_map_pages+0xdea/0x1980
[  216.712152]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  216.717266]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  216.722555]  ? debug_object_free+0x325/0x690
[  216.726978]  ? find_get_pages_range_tag+0x1320/0x1320
[  216.732178]  ? graph_lock+0x170/0x170
[  216.735995]  ? kasan_check_read+0x11/0x20
[  216.740150]  ? debug_object_destroy+0x2b0/0x2b0
[  216.744847]  ? lock_acquire+0x1ed/0x520
[  216.748830]  ? ext4_filemap_fault+0x7a/0xad
[  216.753164]  ? lock_release+0x970/0x970
[  216.757143]  ? arch_local_save_flags+0x40/0x40
[  216.761759]  ? futex_wait_setup+0x3e0/0x3e0
[  216.766104]  ? down_read+0xb0/0x1d0
[  216.769735]  ? ext4_filemap_fault+0x7a/0xad
[  216.774072]  ? __down_interruptible+0x700/0x700
[  216.778779]  ext4_filemap_fault+0x82/0xad
[  216.782939]  __do_fault+0x100/0x6b0
[  216.786573]  ? print_bad_pte+0x6c0/0x6c0
[  216.790639]  ? do_futex+0x249/0x26d0
[  216.794356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.799905]  ? pmd_val+0x88/0x100
[  216.803364]  ? add_mm_counter_fast+0xd0/0xd0
[  216.807776]  ? pmd_val+0x88/0x100
[  216.811253]  ? add_mm_counter_fast+0xd0/0xd0
[  216.815668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.821214]  __handle_mm_fault+0x3709/0x53e0
[  216.825628]  ? perf_trace_lock+0x14d/0x7a0
[  216.829878]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  216.834724]  ? graph_lock+0x170/0x170
[  216.838541]  ? print_usage_bug+0xc0/0xc0
[  216.842618]  ? retint_kernel+0x2d/0x2d
[  216.846520]  ? graph_lock+0x170/0x170
[  216.850325]  ? graph_lock+0x170/0x170
[  216.854160]  ? handle_mm_fault+0x42a/0xc70
[  216.858405]  ? lock_downgrade+0x900/0x900
[  216.862559]  ? check_preemption_disabled+0x48/0x200
[  216.867588]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.873393]  ? kasan_check_read+0x11/0x20
[  216.877547]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.882837]  ? rcu_bh_qs+0xc0/0xc0
[  216.886392]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.891859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.897420]  ? check_preemption_disabled+0x48/0x200
[  216.902452]  handle_mm_fault+0x54f/0xc70
[  216.906527]  ? __handle_mm_fault+0x53e0/0x53e0
[  216.911125]  ? find_vma+0x34/0x190
[  216.914672]  __do_page_fault+0x67d/0xed0
[  216.918762]  ? mm_fault_error+0x380/0x380
[  216.922917]  ? trace_hardirqs_off+0xb8/0x300
[  216.927326]  ? trace_hardirqs_on+0x310/0x310
[  216.931746]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  216.937113]  ? trace_hardirqs_on+0x310/0x310
[  216.941533]  do_page_fault+0xf2/0x7e0
[  216.945353]  ? vmalloc_sync_all+0x30/0x30
[  216.949518]  ? error_entry+0x70/0xd0
[  216.953256]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.958273]  ? trace_hardirqs_on_caller+0xc0/0x300
[  216.963204]  ? syscall_return_slowpath+0x5e0/0x5e0
[  216.968161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.973014]  ? trace_hardirqs_off+0x300/0x300
[  216.977519]  ? trace_hardirqs_off_caller+0x300/0x300
[  216.982641]  ? prepare_exit_to_usermode+0x291/0x3b0
[  216.987667]  ? page_fault+0x8/0x30
[  216.991213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.996065]  ? page_fault+0x8/0x30
[  216.999615]  page_fault+0x1e/0x30
[  217.003071] RIP: 0033:0x40f9c0
[  217.006284] Code: Bad RIP value.
[  217.009644] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  217.015014] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  217.022283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  217.029571] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  217.036842] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  217.044199] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  217.051506] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  217.051511] warn_alloc_show_mem: 1 callbacks suppressed
[  217.051518] Mem-Info:
[  217.058801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  217.064169] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  217.064169]  active_file:18 inactive_file:16 isolated_file:0
[  217.064169]  unevictable:0 dirty:0 writeback:0 unstable:0
[  217.064169]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  217.064169]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  217.064169]  free:13723 free_pcp:140 free_cma:0
[  217.066539] Call Trace:
[  217.075927] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  217.108951]  <IRQ>
[  217.111526] Node 0 
[  217.139384]  dump_stack+0x1c4/0x2b4
[  217.141539] 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
[  217.143759]  ? dump_stack_print_info.cold.2+0x52/0x52
[  217.147351] lowmem_reserve[]: 0
[  217.172888]  warn_alloc.cold.118+0xb7/0x1bd
[  217.178057]  2817
[  217.181346]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  217.185630]  6321
[  217.187708]  ? lock_downgrade+0x900/0x900
[  217.192517]  6321
[  217.194588]  ? trace_hardirqs_off+0xb8/0x300
[  217.198706] Node 0 
[  217.200785]  ? trace_hardirqs_off+0xb8/0x300
[  217.205185] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  217.207419]  __alloc_pages_slowpath+0x2667/0x2d80
[  217.211789] lowmem_reserve[]: 0
[  217.238557]  ? warn_alloc+0x120/0x120
[  217.243360]  0
[  217.246639]  ? trace_hardirqs_on+0x310/0x310
[  217.250404]  3503
[  217.252205]  ? warn_alloc+0x120/0x120
[  217.256582]  3503
[  217.258650]  ? print_usage_bug+0xc0/0xc0
[  217.262424] Node 0 
[  217.264484]  ? warn_alloc+0x120/0x120
[  217.268550] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  217.270768]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  217.274539] lowmem_reserve[]: 0
[  217.303410]  ? print_usage_bug+0xc0/0xc0
[  217.308410]  0
[  217.311696]  ? __lock_acquire+0x7ec/0x4ec0
[  217.315724]  0
[  217.317549]  ? __lock_acquire+0x7ec/0x4ec0
[  217.321752]  0
[  217.323576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.327779] Node 0 
[  217.329588]  ? should_fail+0x22d/0xd01
[  217.335099] DMA: 1*4kB 
[  217.337372]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  217.341252] (U) 
[  217.343856]  ? __lock_acquire+0x7ec/0x4ec0
[  217.348931] 0*8kB 
[  217.350932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  217.355130] 0*16kB 
[  217.357287]  ? __lock_acquire+0x7ec/0x4ec0
[  217.362352] 1*32kB (U) 
[  217.364601]  ? should_fail+0x22d/0xd01
[  217.368808] 2*64kB 
[  217.371405]  ? print_usage_bug+0xc0/0xc0
[  217.375265] (U) 
[  217.377531]  ? mark_held_locks+0x130/0x130
[  217.381565] 1*128kB (U) 
[  217.383552]  ? mark_held_locks+0x130/0x130
[  217.387763] 1*256kB 
[  217.390440]  ? graph_lock+0x170/0x170
[  217.394641] (U) 0*512kB 
[  217.396972]  ? print_usage_bug+0xc0/0xc0
[  217.400753] 1*1024kB 
[  217.403438]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  217.407472] (U) 1*2048kB 
[  217.409930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.414657] (M) 
[  217.417424]  ? check_preemption_disabled+0x48/0x200
[  217.422935] 3*4096kB 
[  217.424927]  ? check_preemption_disabled+0x48/0x200
[  217.429911] (M) = 15908kB
[  217.432805]  ? __lock_is_held+0xb5/0x140
[  217.437795] Node 0 
[  217.440591]  __alloc_pages_nodemask+0xa80/0xde0
[  217.444611] DMA32: 3*4kB 
[  217.446863]  ? graph_lock+0x170/0x170
[  217.451512] (UM) 
[  217.454285]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  217.458046] 0*8kB 3*16kB 
[  217.460123]  ? graph_lock+0x170/0x170
[  217.465119] (M) 
[  217.467902]  ? find_held_lock+0x36/0x1c0
[  217.471671] 2*32kB 
[  217.473663]  ? ____cache_alloc_node+0x1c7/0x1e0
[  217.477690] (UM) 
[  217.479930]  ? lock_downgrade+0x900/0x900
[  217.484564] 2*64kB (M) 
[  217.486660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.490781] 3*128kB (M) 
[  217.493383]  cache_grow_begin+0x91/0x8c0
[  217.498883] 2*256kB 
[  217.501553]  ? do_raw_spin_unlock+0xa7/0x2f0
[  217.505597] (M) 
[  217.507928]  fallback_alloc+0x203/0x2e0
[  217.512299] 3*512kB (M) 
[  217.514292]  ____cache_alloc_node+0x1c7/0x1e0
[  217.518229] 4*1024kB (UM) 
[  217.520910]  kmem_cache_alloc_node+0xe3/0x730
[  217.525373] 3*2048kB (UM) 
[  217.528228]  ? ipv6_get_ifaddr+0x42e/0x620
[  217.532694] 3*4096kB (M) 
[  217.535551]  __alloc_skb+0x119/0x770
[  217.539761] = 25212kB
[  217.542524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.546206] Node 0 
[  217.548619]  ? skb_scrub_packet+0x490/0x490
[  217.553865] Normal: 
[  217.556100]  ? lock_downgrade+0x900/0x900
[  217.560395] 1019*4kB 
[  217.562724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.566844] (MEH) 
[  217.569260]  ? refcount_sub_and_test_checked+0x203/0x310
[  217.574769] 374*8kB 
[  217.576920]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  217.582340] (UMEH) 169*16kB 
[  217.584682]  ? addrconf_rs_timer+0x6f0/0x6f0
[  217.590097] (UMEH) 71*32kB 
[  217.593152]  ndisc_alloc_skb+0x144/0x340
[  217.597530] (UMH) 
[  217.600468]  ndisc_send_rs+0x331/0x6e0
[  217.604493] 17*64kB (UMH) 
[  217.606662]  addrconf_rs_timer+0x3c0/0x6f0
[  217.610512] 3*128kB (H) 
[  217.613372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.617571] 1*256kB (H) 
[  217.620265]  call_timer_fn+0x272/0x920
[  217.624454] 0*512kB 0*1024kB 
[  217.627137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.630996] 0*2048kB 
[  217.634105]  ? process_timeout+0x40/0x40
[  217.638311] 0*4096kB = 13772kB
[  217.640731]  ? find_held_lock+0x36/0x1c0
[  217.644782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  217.647977]  ? __run_timers+0x7da/0xc70
[  217.652014] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  217.652023] 4154 total pagecache pages
[  217.660886]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.664850] 0 pages in swap cache
[  217.673436]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.677313] Swap cache stats: add 0, delete 0, find 0/0
[  217.681816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.685238] Free swap  = 0kB
[  217.685247] Total swap = 0kB
[  217.689759]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  217.695097] 1965979 pages RAM
[  217.699350]  ? trace_hardirqs_on+0xbd/0x310
[  217.702340] 0 pages HighMem/MovableOnly
[  217.702348] 342744 pages reserved
[  217.705373]  ? kasan_check_read+0x11/0x20
[  217.709924] 0 pages cma reserved
[  217.713054]  ? __run_timers+0x7da/0xc70
[  217.717715] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  217.721357]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  217.724790] syz-fuzzer cpuset=
[  217.728945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.732279] /
[  217.736266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.746481]  mems_allowed=0
[  217.751939]  __run_timers+0x7e5/0xc70
[  217.772026]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  217.777415]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  217.782472]  ? graph_lock+0x170/0x170
[  217.786302]  ? enqueue_hrtimer+0x1a5/0x560
[  217.790562]  ? lock_release+0x970/0x970
[  217.794556]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  217.799778]  ? find_held_lock+0x36/0x1c0
[  217.803862]  ? graph_lock+0x170/0x170
[  217.807674]  ? pvclock_read_flags+0x160/0x160
[  217.812187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.817778]  ? check_preemption_disabled+0x48/0x200
[  217.822853]  ? __lock_is_held+0xb5/0x140
[  217.826963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.832548]  ? check_preemption_disabled+0x48/0x200
[  217.837585]  run_timer_softirq+0x52/0xb0
[  217.841653]  ? rcu_read_lock_sched_held+0x108/0x120
[  217.846679]  __do_softirq+0x30b/0xad8
[  217.850502]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  217.855626]  ? pvclock_read_flags+0x160/0x160
[  217.860130]  ? lapic_next_event+0x5a/0x90
[  217.864289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.869836]  ? check_preemption_disabled+0x48/0x200
[  217.874855]  ? check_preemption_disabled+0x48/0x200
[  217.879885]  ? kvm_clock_read+0x18/0x30
[  217.883869]  ? kvm_sched_clock_read+0x9/0x20
[  217.888304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.893870]  ? check_preemption_disabled+0x48/0x200
[  217.898917]  irq_exit+0x17f/0x1c0
[  217.902404]  smp_apic_timer_interrupt+0x1cb/0x760
[  217.907267]  ? smp_reschedule_interrupt+0x109/0x650
[  217.912307]  ? smp_call_function_single_interrupt+0x650/0x650
[  217.918210]  ? interrupt_entry+0xb5/0xf0
[  217.922281]  ? trace_hardirqs_off_caller+0xbb/0x300
[  217.927302]  ? trace_hardirqs_off_caller+0xbb/0x300
[  217.932328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.937177]  ? trace_hardirqs_off+0x300/0x300
[  217.941690]  ? trace_hardirqs_off+0x300/0x300
[  217.946193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.951737]  ? check_preemption_disabled+0x48/0x200
[  217.956787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.962337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.967195]  apic_timer_interrupt+0xf/0x20
[  217.971425]  </IRQ>
[  217.973672] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  217.978617] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  217.997528] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  218.005248] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  218.012519] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  218.019801] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  218.027073] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  218.034345] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  218.041668]  skb_clone+0x1bb/0x500
[  218.045214]  ? finish_task_switch+0x2f5/0x900
[  218.049721]  ? skb_split+0x11e0/0x11e0
[  218.053626]  ? preempt_notifier_register+0x200/0x200
[  218.058734]  ? __switch_to_asm+0x34/0x70
[  218.062807]  ? __switch_to_asm+0x34/0x70
[  218.066868]  ? __switch_to_asm+0x40/0x70
[  218.070936]  ? __switch_to_asm+0x34/0x70
[  218.074996]  ? __switch_to_asm+0x40/0x70
[  218.079066]  ? __switch_to_asm+0x34/0x70
[  218.083133]  ? __switch_to_asm+0x40/0x70
[  218.087195]  ? __switch_to_asm+0x34/0x70
[  218.091263]  ? __switch_to_asm+0x34/0x70
[  218.095322]  ? __switch_to_asm+0x40/0x70
[  218.099385]  ? __switch_to_asm+0x34/0x70
[  218.103469]  bpf_clone_redirect+0xb9/0x490
[  218.107729]  ? __schedule+0x874/0x1ed0
[  218.111636]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  218.116663]  ? __sched_text_start+0x8/0x8
[  218.120816]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  218.125596]  ? find_held_lock+0x36/0x1c0
[  218.129671]  ? lock_acquire+0x1ed/0x520
[  218.133652]  ? bpf_test_run+0x32e/0x5a0
[  218.137632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.143189]  ? check_preemption_disabled+0x48/0x200
[  218.148219]  ? kasan_check_read+0x11/0x20
[  218.152380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.157676]  ? rcu_bh_qs+0xc0/0xc0
[  218.161229]  ? preempt_schedule+0x4d/0x60
[  218.165380]  ? ___preempt_schedule+0x16/0x18
[  218.169818]  ? bpf_test_run+0x1c0/0x5a0
[  218.173808]  ? netlink_diag_dump+0x2a0/0x2a0
[  218.178228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.183774]  ? bpf_test_init.isra.9+0x70/0x100
[  218.188363]  ? bpf_prog_test_run_skb+0x634/0xb40
[  218.193128]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  218.197992]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  218.203566]  ? fput+0x130/0x1a0
[  218.206850]  ? __bpf_prog_get+0x9b/0x290
[  218.210916]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  218.215766]  ? bpf_prog_test_run+0x130/0x1a0
[  218.220193]  ? __x64_sys_bpf+0x3d8/0x510
[  218.224258]  ? bpf_prog_get+0x20/0x20
[  218.228074]  ? ksys_ioctl+0x81/0xd0
[  218.231714]  ? do_syscall_64+0x1b9/0x820
[  218.235792]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  218.241168]  ? syscall_return_slowpath+0x5e0/0x5e0
[  218.246108]  ? trace_hardirqs_off+0x300/0x300
[  218.250653]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  218.255678]  ? recalc_sigpending_tsk+0x180/0x180
[  218.260447]  ? kasan_check_write+0x14/0x20
[  218.264697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.269573]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  218.274963] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  218.275104] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  218.281898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  218.281904] Call Trace:
[  218.281912]  <IRQ>
[  218.281928]  dump_stack+0x1c4/0x2b4
[  218.281943]  ? dump_stack_print_info.cold.2+0x52/0x52
[  218.281970]  warn_alloc.cold.118+0xb7/0x1bd
[  218.288650] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  218.297803]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  218.300368] syz-executor7 cpuset=
[  218.302517]  ? lock_downgrade+0x900/0x900
[  218.306115] syz7
[  218.311301]  ? trace_hardirqs_off+0xb8/0x300
[  218.315599]  mems_allowed=0
[  218.326075]  ? trace_hardirqs_off+0xb8/0x300
[  218.352149]  __alloc_pages_slowpath+0x2667/0x2d80
[  218.357023]  ? warn_alloc+0x120/0x120
[  218.360831]  ? warn_alloc+0x120/0x120
[  218.364637]  ? print_usage_bug+0xc0/0xc0
[  218.368701]  ? warn_alloc+0x120/0x120
[  218.372509]  ? print_usage_bug+0xc0/0xc0
[  218.376573]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.381787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.387328]  ? should_fail+0x22d/0xd01
[  218.391223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.396328]  ? __lock_acquire+0x7ec/0x4ec0
[  218.400572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.405673]  ? __lock_acquire+0x7ec/0x4ec0
[  218.409907]  ? should_fail+0x22d/0xd01
[  218.413810]  ? mark_held_locks+0x130/0x130
[  218.418053]  ? mark_held_locks+0x130/0x130
[  218.422288]  ? graph_lock+0x170/0x170
[  218.426101]  ? graph_lock+0x170/0x170
[  218.429909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.435452]  ? check_preemption_disabled+0x48/0x200
[  218.440586]  ? check_preemption_disabled+0x48/0x200
[  218.445621]  ? __lock_is_held+0xb5/0x140
[  218.449692]  __alloc_pages_nodemask+0xa80/0xde0
[  218.454364]  ? graph_lock+0x170/0x170
[  218.458172]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  218.463188]  ? graph_lock+0x170/0x170
[  218.467005]  ? find_held_lock+0x36/0x1c0
[  218.471079]  ? ____cache_alloc_node+0x1c7/0x1e0
[  218.475763]  ? lock_downgrade+0x900/0x900
[  218.479924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.485468]  cache_grow_begin+0x91/0x8c0
[  218.489540]  ? do_raw_spin_unlock+0xa7/0x2f0
[  218.493958]  fallback_alloc+0x203/0x2e0
[  218.497940]  ____cache_alloc_node+0x1c7/0x1e0
[  218.502441]  __kmalloc+0x208/0x760
[  218.505998]  ? __neigh_create+0x30b/0x2130
[  218.510240]  __neigh_create+0x30b/0x2130
[  218.514304]  ? trace_hardirqs_on+0xbd/0x310
[  218.518624]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  218.524174]  ? ip6t_do_table+0xd9e/0x1d30
[  218.528333]  ? mark_held_locks+0x130/0x130
[  218.532572]  ? __local_bh_enable_ip+0x160/0x260
[  218.537244]  ? neigh_hash_alloc+0x1e0/0x1e0
[  218.541566]  ? graph_lock+0x170/0x170
[  218.545366]  ? ip6t_do_table+0xd9e/0x1d30
[  218.549533]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.554988]  ? trace_hardirqs_on+0xbd/0x310
[  218.559318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.564860]  ? ip6t_do_table+0xd6a/0x1d30
[  218.569020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.574565]  ? check_preemption_disabled+0x48/0x200
[  218.579584]  ? check_preemption_disabled+0x48/0x200
[  218.584625]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  218.590167]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.595452]  ? rcu_pm_notify+0xc0/0xc0
[  218.599342]  ? graph_lock+0x170/0x170
[  218.603149]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  218.608357]  ip6_finish_output2+0xa59/0x27a0
[  218.612785]  ? ip6_copy_metadata+0xe30/0xe30
[  218.617203]  ? ip6_mtu+0x39c/0x520
[  218.620755]  ? lock_downgrade+0x900/0x900
[  218.624918]  ? check_preemption_disabled+0x48/0x200
[  218.629943]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.635753]  ? kasan_check_read+0x11/0x20
[  218.639904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.645182]  ? rcu_bh_qs+0xc0/0xc0
[  218.648737]  ? ip6_mtu+0x160/0x520
[  218.652289]  ? dst_hold+0x2f0/0x2f0
[  218.655919]  ? kasan_check_read+0x11/0x20
[  218.660068]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.665346]  ? nf_nat_ipv6_out+0x212/0x550
[  218.669588]  ip6_finish_output+0x5fe/0xbc0
[  218.673826]  ? ip6_finish_output+0x5fe/0xbc0
[  218.678240]  ip6_output+0x23e/0xa00
[  218.681876]  ? check_preemption_disabled+0x48/0x200
[  218.686896]  ? ip6_finish_output+0xbc0/0xbc0
[  218.691315]  ? ip6_fragment+0x38c0/0x38c0
[  218.695471]  ? __lock_is_held+0xb5/0x140
[  218.699562]  ndisc_send_skb+0x1005/0x1570
[  218.703728]  ? ndisc_constructor+0xc40/0xc40
[  218.708159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.713713]  ? refcount_sub_and_test_checked+0x203/0x310
[  218.719177]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  218.724647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.730198]  ndisc_send_rs+0x134/0x6e0
[  218.734098]  addrconf_rs_timer+0x3c0/0x6f0
[  218.738341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.742593]  call_timer_fn+0x272/0x920
[  218.746482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.750725]  ? process_timeout+0x40/0x40
[  218.754799]  ? find_held_lock+0x36/0x1c0
[  218.758875]  ? mark_held_locks+0xc7/0x130
[  218.763027]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.767536]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.772034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.776273]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  218.780865]  ? trace_hardirqs_on+0xbd/0x310
[  218.785188]  ? kasan_check_read+0x11/0x20
[  218.789340]  ? __run_timers+0x7da/0xc70
[  218.793319]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.798789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.803031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.807268]  __run_timers+0x7e5/0xc70
[  218.811089]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  218.816456]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  218.821474]  ? graph_lock+0x170/0x170
[  218.825288]  ? print_usage_bug+0xc0/0xc0
[  218.829349]  ? lock_release+0x970/0x970
[  218.833325]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.838529]  ? find_held_lock+0x36/0x1c0
[  218.842595]  ? graph_lock+0x170/0x170
[  218.846401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.851943]  ? check_preemption_disabled+0x48/0x200
[  218.856976]  ? __lock_is_held+0xb5/0x140
[  218.861046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.866585]  ? check_preemption_disabled+0x48/0x200
[  218.871612]  run_timer_softirq+0x52/0xb0
[  218.875676]  ? rcu_read_lock_sched_held+0x108/0x120
[  218.880696]  __do_softirq+0x30b/0xad8
[  218.884518]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  218.889639]  ? pvclock_read_flags+0x160/0x160
[  218.894139]  ? lapic_next_event+0x5a/0x90
[  218.898291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.903843]  ? check_preemption_disabled+0x48/0x200
[  218.908860]  ? check_preemption_disabled+0x48/0x200
[  218.913887]  ? kvm_clock_read+0x18/0x30
[  218.917867]  ? kvm_sched_clock_read+0x9/0x20
[  218.922283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.927824]  ? check_preemption_disabled+0x48/0x200
[  218.932857]  irq_exit+0x17f/0x1c0
[  218.936317]  smp_apic_timer_interrupt+0x1cb/0x760
[  218.941161]  ? smp_reschedule_interrupt+0x109/0x650
[  218.946180]  ? smp_call_function_single_interrupt+0x650/0x650
[  218.952069]  ? interrupt_entry+0xb5/0xf0
[  218.956135]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.961151]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.966183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.971029]  ? trace_hardirqs_off+0x300/0x300
[  218.975533]  ? trace_hardirqs_off+0x300/0x300
[  218.980032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.985604]  ? check_preemption_disabled+0x48/0x200
[  218.990625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.996173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.001028]  apic_timer_interrupt+0xf/0x20
[  219.005260]  </IRQ>
[  219.007517] RIP: 0010:console_unlock+0x1017/0x11a0
[  219.012449] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  219.031378] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  219.039091] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  219.046357] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  219.053624] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  219.060897] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  219.068168] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  219.075461]  ? netconsole_netdev_event+0x280/0x280
[  219.080416]  ? console_unlock+0x100e/0x11a0
[  219.084768]  ? devkmsg_read+0xbb0/0xbb0
[  219.088765]  ? vprintk_emit+0x7f7/0x930
[  219.092757]  ? lock_release+0x970/0x970
[  219.096735]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.102197]  ? vprintk_default+0x28/0x30
[  219.106260]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.111723]  ? kasan_check_write+0x14/0x20
[  219.115968]  ? do_raw_spin_lock+0xc1/0x200
[  219.120213]  vprintk_emit+0x33d/0x930
[  219.124026]  ? wake_up_klogd+0x180/0x180
[  219.128092]  ? lockdep_hardirqs_on+0x421/0x5c0
[  219.132688]  ? retint_kernel+0x2d/0x2d
[  219.136583]  ? find_held_lock+0x36/0x1c0
[  219.140673]  ? mark_held_locks+0xc7/0x130
[  219.144826]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.149326]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.153832]  vprintk_default+0x28/0x30
[  219.157721]  vprintk_func+0x7e/0x181
[  219.161450]  printk+0xa7/0xcf
[  219.164559]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  219.169319]  ? _raw_spin_unlock_irq+0x60/0x80
[  219.173838]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  219.179125]  dump_header+0x7cc/0xf72
[  219.182854]  ? pagefault_out_of_memory+0x197/0x197
[  219.187791]  ? mark_held_locks+0x130/0x130
[  219.192028]  ? __lock_acquire+0x7ec/0x4ec0
[  219.196265]  ? mem_cgroup_charge_statistics+0x780/0x780
[  219.201631]  ? print_usage_bug+0xc0/0xc0
[  219.205696]  ? print_usage_bug+0xc0/0xc0
[  219.209785]  ? graph_lock+0x170/0x170
[  219.213588]  ? graph_lock+0x170/0x170
[  219.217413]  ? print_usage_bug+0xc0/0xc0
[  219.221494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.227042]  ? find_held_lock+0x36/0x1c0
[  219.231121]  ? mark_held_locks+0xc7/0x130
[  219.235270]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  219.240374]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  219.245479]  ? lockdep_hardirqs_on+0x421/0x5c0
[  219.250070]  ? trace_hardirqs_on+0xbd/0x310
[  219.254394]  ? kasan_check_read+0x11/0x20
[  219.258543]  ? ___ratelimit+0x36f/0x655
[  219.262527]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.267981]  ? trace_hardirqs_on+0x310/0x310
[  219.272392]  ? lock_downgrade+0x900/0x900
[  219.276558]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  219.281663]  ? ___ratelimit+0xaa/0x655
[  219.285559]  ? idr_get_free+0xec0/0xec0
[  219.289543]  ? kasan_check_write+0x14/0x20
[  219.293779]  ? do_raw_spin_lock+0xc1/0x200
[  219.298028]  oom_kill_process.cold.27+0x10/0x903
[  219.303082]  ? graph_lock+0x170/0x170
[  219.306886]  ? _raw_spin_unlock+0x2c/0x50
[  219.311050]  ? oom_badness+0xe6/0xaa0
[  219.314864]  ? oom_evaluate_task+0x540/0x540
[  219.319279]  ? find_held_lock+0x36/0x1c0
[  219.323348]  ? out_of_memory+0x974/0x14c0
[  219.327497]  ? lock_downgrade+0x900/0x900
[  219.331656]  ? check_preemption_disabled+0x48/0x200
[  219.336682]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.342484]  ? kasan_check_read+0x11/0x20
[  219.346643]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.351924]  ? rcu_bh_qs+0xc0/0xc0
[  219.355472]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  219.360491]  ? oom_evaluate_task+0x302/0x540
[  219.364911]  out_of_memory+0xa86/0x14c0
[  219.368900]  ? oom_killer_disable+0x3a0/0x3a0
[  219.373400]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  219.378339]  ? __mutex_add_waiter+0x2a0/0x2a0
[  219.382851]  __alloc_pages_slowpath+0x2318/0x2d80
[  219.387749]  ? warn_alloc+0x120/0x120
[  219.391570]  ? find_get_entry+0x2f2/0xc40
[  219.395752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.401297]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  219.406229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.411775]  ? should_fail+0x22d/0xd01
[  219.415670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.420786]  ? __lock_is_held+0xb5/0x140
[  219.424892]  ? __lock_is_held+0xb5/0x140
[  219.428976]  ? find_held_lock+0x36/0x1c0
[  219.433576]  ? ___might_sleep+0x1ed/0x300
[  219.437737]  ? lock_release+0x970/0x970
[  219.441724]  ? arch_local_save_flags+0x40/0x40
[  219.446331]  ? __might_sleep+0x95/0x190
[  219.450316]  __alloc_pages_nodemask+0xa80/0xde0
[  219.454997]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  219.460023]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.465832]  ? kasan_check_read+0x11/0x20
[  219.469983]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.475269]  ? graph_lock+0x170/0x170
[  219.479075]  ? print_usage_bug+0xc0/0xc0
[  219.483143]  ? graph_lock+0x170/0x170
[  219.486944]  ? graph_lock+0x170/0x170
[  219.490756]  ? __do_page_cache_readahead+0x7ce/0x980
[  219.495871]  ? find_held_lock+0x36/0x1c0
[  219.499955]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  219.505508]  alloc_pages_current+0x10c/0x210
[  219.509930]  ? lock_downgrade+0x900/0x900
[  219.514085]  __page_cache_alloc+0x38f/0x5b0
[  219.518424]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.524222]  ? kasan_check_read+0x11/0x20
[  219.528373]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.533656]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  219.538332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.543880]  ? check_preemption_disabled+0x48/0x200
[  219.548916]  filemap_fault+0x1594/0x25f0
[  219.553009]  ? __lock_page_or_retry+0xa00/0xa00
[  219.557687]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.563490]  ? kasan_check_read+0x11/0x20
[  219.567648]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.572929]  ? rcu_bh_qs+0xc0/0xc0
[  219.576487]  ? filemap_map_pages+0xdea/0x1980
[  219.581000]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  219.586110]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  219.591384]  ? debug_object_free+0x325/0x690
[  219.595801]  ? find_get_pages_range_tag+0x1320/0x1320
[  219.600999]  ? graph_lock+0x170/0x170
[  219.604817]  ? kasan_check_read+0x11/0x20
[  219.608967]  ? debug_object_destroy+0x2b0/0x2b0
[  219.613648]  ? lock_acquire+0x1ed/0x520
[  219.617624]  ? ext4_filemap_fault+0x7a/0xad
[  219.621954]  ? lock_release+0x970/0x970
[  219.625935]  ? arch_local_save_flags+0x40/0x40
[  219.630531]  ? futex_wait_setup+0x3e0/0x3e0
[  219.634872]  ? down_read+0xb0/0x1d0
[  219.638507]  ? ext4_filemap_fault+0x7a/0xad
[  219.642829]  ? __down_interruptible+0x700/0x700
[  219.647531]  ext4_filemap_fault+0x82/0xad
[  219.651701]  __do_fault+0x100/0x6b0
[  219.655337]  ? print_bad_pte+0x6c0/0x6c0
[  219.659399]  ? do_futex+0x249/0x26d0
[  219.663116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.668656]  ? pmd_val+0x88/0x100
[  219.672114]  ? add_mm_counter_fast+0xd0/0xd0
[  219.676530]  ? pmd_val+0x88/0x100
[  219.679986]  ? add_mm_counter_fast+0xd0/0xd0
[  219.684400]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.689943]  __handle_mm_fault+0x3709/0x53e0
[  219.694356]  ? perf_trace_lock+0x14d/0x7a0
[  219.698602]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  219.703451]  ? graph_lock+0x170/0x170
[  219.707253]  ? print_usage_bug+0xc0/0xc0
[  219.711314]  ? retint_kernel+0x2d/0x2d
[  219.715223]  ? graph_lock+0x170/0x170
[  219.719036]  ? graph_lock+0x170/0x170
[  219.722869]  ? handle_mm_fault+0x42a/0xc70
[  219.727112]  ? lock_downgrade+0x900/0x900
[  219.731266]  ? check_preemption_disabled+0x48/0x200
[  219.736297]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.742095]  ? kasan_check_read+0x11/0x20
[  219.746244]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.751527]  ? rcu_bh_qs+0xc0/0xc0
[  219.755089]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.760580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.766136]  ? check_preemption_disabled+0x48/0x200
[  219.771163]  handle_mm_fault+0x54f/0xc70
[  219.775230]  ? __handle_mm_fault+0x53e0/0x53e0
[  219.779822]  ? find_vma+0x34/0x190
[  219.783370]  __do_page_fault+0x67d/0xed0
[  219.787444]  ? mm_fault_error+0x380/0x380
[  219.791593]  ? trace_hardirqs_off+0xb8/0x300
[  219.796011]  ? trace_hardirqs_on+0x310/0x310
[  219.800429]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  219.805812]  ? trace_hardirqs_on+0x310/0x310
[  219.810238]  do_page_fault+0xf2/0x7e0
[  219.814043]  ? vmalloc_sync_all+0x30/0x30
[  219.818206]  ? error_entry+0x70/0xd0
[  219.821926]  ? trace_hardirqs_off_caller+0xbb/0x300
[  219.826943]  ? trace_hardirqs_on_caller+0xc0/0x300
[  219.831877]  ? syscall_return_slowpath+0x5e0/0x5e0
[  219.836807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.841651]  ? trace_hardirqs_off+0x300/0x300
[  219.846147]  ? trace_hardirqs_off_caller+0x300/0x300
[  219.851255]  ? prepare_exit_to_usermode+0x291/0x3b0
[  219.856277]  ? page_fault+0x8/0x30
[  219.859825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.864678]  ? page_fault+0x8/0x30
[  219.868225]  page_fault+0x1e/0x30
[  219.871678] RIP: 0033:0x40f9c0
[  219.874882] Code: Bad RIP value.
[  219.878243] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  219.883650] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  219.890918] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  219.898187] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  219.905458] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  219.912730] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  219.920051] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  219.920057] warn_alloc_show_mem: 1 callbacks suppressed
[  219.920064] Mem-Info:
[  219.927353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  219.932726] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  219.932726]  active_file:18 inactive_file:16 isolated_file:0
[  219.932726]  unevictable:0 dirty:0 writeback:0 unstable:0
[  219.932726]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  219.932726]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  219.932726]  free:13723 free_pcp:140 free_cma:0
[  219.935102] Call Trace:
[  219.944492] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  219.977534]  <IRQ>
[  219.980112] Node 0 
[  220.007979]  dump_stack+0x1c4/0x2b4
[  220.010134] 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
[  220.012356]  ? dump_stack_print_info.cold.2+0x52/0x52
[  220.015952] lowmem_reserve[]: 0
[  220.041493]  warn_alloc.cold.118+0xb7/0x1bd
[  220.046656]  2817
[  220.049938]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  220.054218]  6321 6321
[  220.056290]  ? lock_downgrade+0x900/0x900
[  220.061104] Node 0 
[  220.063607]  ? trace_hardirqs_off+0xb8/0x300
[  220.067757] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  220.069966]  ? trace_hardirqs_off+0xb8/0x300
[  220.074342] lowmem_reserve[]: 0
[  220.101096]  __alloc_pages_slowpath+0x2667/0x2d80
[  220.105485]  0
[  220.108813]  ? warn_alloc+0x120/0x120
[  220.113595]  3503 3503
[  220.115426]  ? warn_alloc+0x120/0x120
[  220.119188] Node 0 
[  220.121695]  ? print_usage_bug+0xc0/0xc0
[  220.125492] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  220.127710]  ? warn_alloc+0x120/0x120
[  220.131733] lowmem_reserve[]: 0
[  220.160153]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  220.163928]  0
[  220.167221]  ? print_usage_bug+0xc0/0xc0
[  220.172201]  0 0
[  220.174037]  ? __lock_acquire+0x7ec/0x4ec0
[  220.178058] Node 0 
[  220.180046]  ? __lock_acquire+0x7ec/0x4ec0
[  220.184241] DMA: 1*4kB 
[  220.186514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.190716] (U) 0*8kB 
[  220.193324]  ? should_fail+0x22d/0xd01
[  220.198829] 0*16kB 1*32kB 
[  220.201358]  ? __lock_acquire+0x7ec/0x4ec0
[  220.205213] (U) 
[  220.208071]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.212266] 2*64kB (U) 
[  220.214261]  ? __lock_acquire+0x7ec/0x4ec0
[  220.219338] 1*128kB 
[  220.221936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.226133] (U) 
[  220.228462]  ? __lock_acquire+0x7ec/0x4ec0
[  220.233531] 1*256kB (U) 
[  220.235528]  ? should_fail+0x22d/0xd01
[  220.239730] 0*512kB 1*1024kB 
[  220.242437]  ? mark_held_locks+0x130/0x130
[  220.246282] (U) 
[  220.249396]  ? mark_held_locks+0x130/0x130
[  220.253594] 1*2048kB (M) 
[  220.255595]  ? graph_lock+0x170/0x170
[  220.259790] 3*4096kB (M) 
[  220.262563]  ? print_usage_bug+0xc0/0xc0
[  220.266341] = 15908kB
[  220.266350] Node 0 
[  220.269119]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  220.273144] DMA32: 3*4kB 
[  220.275579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.277787] (UM) 0*8kB 
[  220.282568]  ? check_preemption_disabled+0x48/0x200
[  220.285297] 3*16kB 
[  220.290849]  ? check_preemption_disabled+0x48/0x200
[  220.293402] (M) 
[  220.298439]  ? __lock_is_held+0xb5/0x140
[  220.300646] 2*32kB 
[  220.305677]  __alloc_pages_nodemask+0xa80/0xde0
[  220.307616] (UM) 
[  220.311684]  ? graph_lock+0x170/0x170
[  220.313891] 2*64kB 
[  220.318566]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  220.320607] (M) 
[  220.324405]  ? graph_lock+0x170/0x170
[  220.326635] 3*128kB (M) 
[  220.331670]  ? find_held_lock+0x36/0x1c0
[  220.333609] 2*256kB (M) 
[  220.337428]  ? ____cache_alloc_node+0x1c7/0x1e0
[  220.340067] 3*512kB 
[  220.344129]  ? lock_downgrade+0x900/0x900
[  220.346776] (M) 
[  220.351451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.353752] 4*1024kB (UM) 
[  220.357912]  cache_grow_begin+0x91/0x8c0
[  220.359857] 3*2048kB (UM) 
[  220.365405]  ? do_raw_spin_unlock+0xa7/0x2f0
[  220.368219] 3*4096kB (M) 
[  220.372297]  fallback_alloc+0x203/0x2e0
[  220.375108] = 25212kB
[  220.375117] Node 0 
[  220.379533]  ____cache_alloc_node+0x1c7/0x1e0
[  220.382258] Normal: 
[  220.386235]  kmem_cache_alloc_node+0xe3/0x730
[  220.388622] 1019*4kB 
[  220.390871]  ? ipv6_get_ifaddr+0x42e/0x620
[  220.395332] (MEH) 374*8kB 
[  220.397674]  __alloc_skb+0x119/0x770
[  220.402136] (UMEH) 
[  220.404554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.408764] 169*16kB 
[  220.411618]  ? skb_scrub_packet+0x490/0x490
[  220.415293] (UMEH) 71*32kB 
[  220.417542]  ? lock_downgrade+0x900/0x900
[  220.422786] (UMH) 17*64kB 
[  220.425212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.429528] (UMH) 
[  220.432461]  ? refcount_sub_and_test_checked+0x203/0x310
[  220.436578] 3*128kB (H) 
[  220.439438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  220.444940] 1*256kB (H) 
[  220.447104]  ? addrconf_rs_timer+0x6f0/0x6f0
[  220.452547] 0*512kB 0*1024kB 
[  220.455243]  ndisc_alloc_skb+0x144/0x340
[  220.460655] 0*2048kB 0*4096kB 
[  220.463358]  ndisc_send_rs+0x331/0x6e0
[  220.467723] = 13772kB
[  220.467738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  220.470855]  addrconf_rs_timer+0x3c0/0x6f0
[  220.474890] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  220.474898] 4154 total pagecache pages
[  220.478101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.481968] 0 pages in swap cache
[  220.484383]  call_timer_fn+0x272/0x920
[  220.493179] Swap cache stats: add 0, delete 0, find 0/0
[  220.493188] Free swap  = 0kB
[  220.497690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.506232] Total swap = 0kB
[  220.506240] 1965979 pages RAM
[  220.510136]  ? process_timeout+0x40/0x40
[  220.514334] 0 pages HighMem/MovableOnly
[  220.514343] 342744 pages reserved
[  220.517797]  ? find_held_lock+0x36/0x1c0
[  220.521652] 0 pages cma reserved
[  220.522314] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  220.527035]  ? __run_timers+0x7da/0xc70
[  220.530025] syz-fuzzer cpuset=
[  220.534258]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.537250] /
[  220.540355]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.544391]  mems_allowed=0
[  220.548364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.594391]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  220.598997]  ? trace_hardirqs_on+0xbd/0x310
[  220.603337]  ? kasan_check_read+0x11/0x20
[  220.607494]  ? __run_timers+0x7da/0xc70
[  220.611474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.616983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.621248]  __run_timers+0x7e5/0xc70
[  220.625066]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  220.630435]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.635457]  ? graph_lock+0x170/0x170
[  220.639263]  ? enqueue_hrtimer+0x1a5/0x560
[  220.643501]  ? lock_release+0x970/0x970
[  220.647483]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  220.652688]  ? find_held_lock+0x36/0x1c0
[  220.656762]  ? graph_lock+0x170/0x170
[  220.660571]  ? pvclock_read_flags+0x160/0x160
[  220.665071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.670615]  ? check_preemption_disabled+0x48/0x200
[  220.675649]  ? __lock_is_held+0xb5/0x140
[  220.679715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.685265]  ? check_preemption_disabled+0x48/0x200
[  220.690297]  run_timer_softirq+0x52/0xb0
[  220.694361]  ? rcu_read_lock_sched_held+0x108/0x120
[  220.699386]  __do_softirq+0x30b/0xad8
[  220.703202]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  220.708315]  ? pvclock_read_flags+0x160/0x160
[  220.712811]  ? lapic_next_event+0x5a/0x90
[  220.716963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.722509]  ? check_preemption_disabled+0x48/0x200
[  220.727545]  ? check_preemption_disabled+0x48/0x200
[  220.732572]  ? kvm_clock_read+0x18/0x30
[  220.736550]  ? kvm_sched_clock_read+0x9/0x20
[  220.740964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.746509]  ? check_preemption_disabled+0x48/0x200
[  220.751549]  irq_exit+0x17f/0x1c0
[  220.755023]  smp_apic_timer_interrupt+0x1cb/0x760
[  220.759873]  ? smp_reschedule_interrupt+0x109/0x650
[  220.764899]  ? smp_call_function_single_interrupt+0x650/0x650
[  220.770800]  ? interrupt_entry+0xb5/0xf0
[  220.774874]  ? trace_hardirqs_off_caller+0xbb/0x300
[  220.779900]  ? trace_hardirqs_off_caller+0xbb/0x300
[  220.784920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.789778]  ? trace_hardirqs_off+0x300/0x300
[  220.794274]  ? trace_hardirqs_off+0x300/0x300
[  220.798782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.804331]  ? check_preemption_disabled+0x48/0x200
[  220.809353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.814909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.819790]  apic_timer_interrupt+0xf/0x20
[  220.824029]  </IRQ>
[  220.826274] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  220.831208] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  220.850120] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  220.857846] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  220.865125] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  220.872419] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  220.879689] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  220.886962] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  220.894287]  skb_clone+0x1bb/0x500
[  220.897835]  ? finish_task_switch+0x2f5/0x900
[  220.902340]  ? skb_split+0x11e0/0x11e0
[  220.906235]  ? preempt_notifier_register+0x200/0x200
[  220.911338]  ? __switch_to_asm+0x34/0x70
[  220.915422]  ? __switch_to_asm+0x34/0x70
[  220.919482]  ? __switch_to_asm+0x40/0x70
[  220.923542]  ? __switch_to_asm+0x34/0x70
[  220.927601]  ? __switch_to_asm+0x40/0x70
[  220.931673]  ? __switch_to_asm+0x34/0x70
[  220.935737]  ? __switch_to_asm+0x40/0x70
[  220.939807]  ? __switch_to_asm+0x34/0x70
[  220.943874]  ? __switch_to_asm+0x34/0x70
[  220.947935]  ? __switch_to_asm+0x40/0x70
[  220.952000]  ? __switch_to_asm+0x34/0x70
[  220.956085]  bpf_clone_redirect+0xb9/0x490
[  220.960324]  ? __schedule+0x874/0x1ed0
[  220.964224]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  220.969248]  ? __sched_text_start+0x8/0x8
[  220.973402]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  220.978188]  ? find_held_lock+0x36/0x1c0
[  220.982265]  ? lock_acquire+0x1ed/0x520
[  220.986245]  ? bpf_test_run+0x32e/0x5a0
[  220.990223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.995773]  ? check_preemption_disabled+0x48/0x200
[  221.000801]  ? kasan_check_read+0x11/0x20
[  221.004962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.010243]  ? rcu_bh_qs+0xc0/0xc0
[  221.013788]  ? preempt_schedule+0x4d/0x60
[  221.017945]  ? ___preempt_schedule+0x16/0x18
[  221.022365]  ? bpf_test_run+0x1c0/0x5a0
[  221.026352]  ? netlink_diag_dump+0x2a0/0x2a0
[  221.030774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.036314]  ? bpf_test_init.isra.9+0x70/0x100
[  221.040907]  ? bpf_prog_test_run_skb+0x634/0xb40
[  221.045680]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  221.050526]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.056068]  ? fput+0x130/0x1a0
[  221.059353]  ? __bpf_prog_get+0x9b/0x290
[  221.063418]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  221.068286]  ? bpf_prog_test_run+0x130/0x1a0
[  221.072704]  ? __x64_sys_bpf+0x3d8/0x510
[  221.076779]  ? bpf_prog_get+0x20/0x20
[  221.080607]  ? ksys_ioctl+0x81/0xd0
[  221.084249]  ? do_syscall_64+0x1b9/0x820
[  221.088312]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  221.093680]  ? syscall_return_slowpath+0x5e0/0x5e0
[  221.098616]  ? trace_hardirqs_off+0x300/0x300
[  221.103116]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  221.108134]  ? recalc_sigpending_tsk+0x180/0x180
[  221.112898]  ? kasan_check_write+0x14/0x20
[  221.117145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.122011]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  221.127409] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  221.127525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  221.134344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  221.134354] Call Trace:
[  221.140990] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.150187]  <IRQ>
[  221.152765] syz-executor7 cpuset=
[  221.163258]  dump_stack+0x1c4/0x2b4
[  221.165395] syz7
[  221.168845]  ? dump_stack_print_info.cold.2+0x52/0x52
[  221.172449]  mems_allowed=0
[  221.174431]  warn_alloc.cold.118+0xb7/0x1bd
[  221.186835]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  221.191691]  ? lock_downgrade+0x900/0x900
[  221.195852]  ? trace_hardirqs_off+0xb8/0x300
[  221.200707]  ? trace_hardirqs_off+0xb8/0x300
[  221.205150]  __alloc_pages_slowpath+0x2667/0x2d80
[  221.210032]  ? warn_alloc+0x120/0x120
[  221.213851]  ? warn_alloc+0x120/0x120
[  221.217659]  ? print_usage_bug+0xc0/0xc0
[  221.221722]  ? warn_alloc+0x120/0x120
[  221.225545]  ? print_usage_bug+0xc0/0xc0
[  221.229621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.235166]  ? should_fail+0x22d/0xd01
[  221.239058]  ? lock_downgrade+0x900/0x900
[  221.243212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.248318]  ? __lock_acquire+0x7ec/0x4ec0
[  221.252565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.257673]  ? __lock_acquire+0x7ec/0x4ec0
[  221.261911]  ? should_fail+0x22d/0xd01
[  221.265817]  ? mark_held_locks+0x130/0x130
[  221.270061]  ? mark_held_locks+0x130/0x130
[  221.274305]  ? select_task_rq_fair+0x754/0x34f0
[  221.278980]  ? lock_downgrade+0x900/0x900
[  221.283138]  ? check_preemption_disabled+0x48/0x200
[  221.288171]  ? graph_lock+0x170/0x170
[  221.291981]  ? print_usage_bug+0xc0/0xc0
[  221.296052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.301823]  ? check_preemption_disabled+0x48/0x200
[  221.306849]  ? check_preemption_disabled+0x48/0x200
[  221.311882]  ? __lock_is_held+0xb5/0x140
[  221.315956]  __alloc_pages_nodemask+0xa80/0xde0
[  221.320642]  ? graph_lock+0x170/0x170
[  221.324465]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  221.329489]  ? graph_lock+0x170/0x170
[  221.333313]  ? find_held_lock+0x36/0x1c0
[  221.337396]  ? ____cache_alloc_node+0x1c7/0x1e0
[  221.342068]  ? lock_downgrade+0x900/0x900
[  221.346236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.351790]  cache_grow_begin+0x91/0x8c0
[  221.355862]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.360286]  fallback_alloc+0x203/0x2e0
[  221.364270]  ____cache_alloc_node+0x1c7/0x1e0
[  221.368787]  kmem_cache_alloc_node+0xe3/0x730
[  221.373293]  ? ipv6_get_ifaddr+0x42e/0x620
[  221.377548]  __alloc_skb+0x119/0x770
[  221.381272]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.386557]  ? skb_scrub_packet+0x490/0x490
[  221.390884]  ? lock_downgrade+0x900/0x900
[  221.395059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.400608]  ? refcount_sub_and_test_checked+0x203/0x310
[  221.406072]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  221.411546]  ? addrconf_rs_timer+0x6f0/0x6f0
[  221.415973]  ndisc_alloc_skb+0x144/0x340
[  221.420048]  ndisc_send_rs+0x331/0x6e0
[  221.423952]  addrconf_rs_timer+0x3c0/0x6f0
[  221.428203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.432996]  call_timer_fn+0x272/0x920
[  221.436888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.441135]  ? process_timeout+0x40/0x40
[  221.445198]  ? find_held_lock+0x36/0x1c0
[  221.449275]  ? mark_held_locks+0xc7/0x130
[  221.453437]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.457937]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.462440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.466691]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  221.471287]  ? trace_hardirqs_on+0xbd/0x310
[  221.475617]  ? kasan_check_read+0x11/0x20
[  221.479785]  ? __run_timers+0x7da/0xc70
[  221.483779]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.489260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.493510]  __run_timers+0x7e5/0xc70
[  221.497337]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  221.502714]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.507756]  ? graph_lock+0x170/0x170
[  221.511572]  ? print_usage_bug+0xc0/0xc0
[  221.515636]  ? lock_release+0x970/0x970
[  221.519620]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  221.524830]  ? find_held_lock+0x36/0x1c0
[  221.528903]  ? graph_lock+0x170/0x170
[  221.532713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.538267]  ? check_preemption_disabled+0x48/0x200
[  221.543304]  ? __lock_is_held+0xb5/0x140
[  221.547378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.552934]  ? check_preemption_disabled+0x48/0x200
[  221.557972]  run_timer_softirq+0x52/0xb0
[  221.562049]  ? rcu_read_lock_sched_held+0x108/0x120
[  221.567071]  __do_softirq+0x30b/0xad8
[  221.570886]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  221.575998]  ? pvclock_read_flags+0x160/0x160
[  221.580498]  ? lapic_next_event+0x5a/0x90
[  221.584660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.590202]  ? check_preemption_disabled+0x48/0x200
[  221.595222]  ? check_preemption_disabled+0x48/0x200
[  221.600250]  ? kvm_clock_read+0x18/0x30
[  221.604229]  ? kvm_sched_clock_read+0x9/0x20
[  221.608660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.614206]  ? check_preemption_disabled+0x48/0x200
[  221.619240]  irq_exit+0x17f/0x1c0
[  221.622705]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.627550]  ? smp_reschedule_interrupt+0x109/0x650
[  221.632580]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.638472]  ? interrupt_entry+0xb5/0xf0
[  221.642546]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.647566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.652590]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.657440]  ? trace_hardirqs_off+0x300/0x300
[  221.661951]  ? trace_hardirqs_off+0x300/0x300
[  221.666450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.671996]  ? check_preemption_disabled+0x48/0x200
[  221.677018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.682585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.687448]  apic_timer_interrupt+0xf/0x20
[  221.691683]  </IRQ>
[  221.693930] RIP: 0010:console_unlock+0x1017/0x11a0
[  221.698867] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  221.717795] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  221.725522] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  221.732795] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  221.740067] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  221.747336] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  221.754604] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  221.761905]  ? netconsole_netdev_event+0x280/0x280
[  221.766853]  ? console_unlock+0x100e/0x11a0
[  221.771198]  ? devkmsg_read+0xbb0/0xbb0
[  221.775175]  ? vprintk_emit+0x7f7/0x930
[  221.779159]  ? lock_release+0x970/0x970
[  221.783143]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.788595]  ? vprintk_default+0x28/0x30
[  221.792661]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.798116]  ? kasan_check_write+0x14/0x20
[  221.802358]  ? do_raw_spin_lock+0xc1/0x200
[  221.806607]  vprintk_emit+0x33d/0x930
[  221.810417]  ? wake_up_klogd+0x180/0x180
[  221.814489]  ? lockdep_hardirqs_on+0x421/0x5c0
[  221.819080]  ? retint_kernel+0x2d/0x2d
[  221.822975]  ? find_held_lock+0x36/0x1c0
[  221.827046]  ? mark_held_locks+0xc7/0x130
[  221.831197]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.835692]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.840195]  vprintk_default+0x28/0x30
[  221.844085]  vprintk_func+0x7e/0x181
[  221.847804]  printk+0xa7/0xcf
[  221.850920]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  221.855680]  ? _raw_spin_unlock_irq+0x60/0x80
[  221.860190]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  221.865479]  dump_header+0x7cc/0xf72
[  221.869219]  ? pagefault_out_of_memory+0x197/0x197
[  221.874158]  ? mark_held_locks+0x130/0x130
[  221.878393]  ? __lock_acquire+0x7ec/0x4ec0
[  221.882632]  ? mem_cgroup_charge_statistics+0x780/0x780
[  221.888010]  ? print_usage_bug+0xc0/0xc0
[  221.892073]  ? print_usage_bug+0xc0/0xc0
[  221.896146]  ? graph_lock+0x170/0x170
[  221.899944]  ? graph_lock+0x170/0x170
[  221.903754]  ? print_usage_bug+0xc0/0xc0
[  221.907828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.913374]  ? find_held_lock+0x36/0x1c0
[  221.917443]  ? mark_held_locks+0xc7/0x130
[  221.921609]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  221.926716]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  221.931836]  ? lockdep_hardirqs_on+0x421/0x5c0
[  221.936424]  ? trace_hardirqs_on+0xbd/0x310
[  221.940756]  ? kasan_check_read+0x11/0x20
[  221.944909]  ? ___ratelimit+0x36f/0x655
[  221.948905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.954373]  ? trace_hardirqs_on+0x310/0x310
[  221.958795]  ? lock_downgrade+0x900/0x900
[  221.962956]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  221.968063]  ? ___ratelimit+0xaa/0x655
[  221.971958]  ? idr_get_free+0xec0/0xec0
[  221.975940]  ? kasan_check_write+0x14/0x20
[  221.980183]  ? do_raw_spin_lock+0xc1/0x200
[  221.984430]  oom_kill_process.cold.27+0x10/0x903
[  221.989190]  ? graph_lock+0x170/0x170
[  221.992992]  ? _raw_spin_unlock+0x2c/0x50
[  221.997141]  ? oom_badness+0xe6/0xaa0
[  222.000953]  ? oom_evaluate_task+0x540/0x540
[  222.005366]  ? find_held_lock+0x36/0x1c0
[  222.009441]  ? out_of_memory+0x974/0x14c0
[  222.013592]  ? lock_downgrade+0x900/0x900
[  222.017752]  ? check_preemption_disabled+0x48/0x200
[  222.022786]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.028590]  ? kasan_check_read+0x11/0x20
[  222.032752]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.038036]  ? rcu_bh_qs+0xc0/0xc0
[  222.041585]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.046608]  ? oom_evaluate_task+0x302/0x540
[  222.051023]  out_of_memory+0xa86/0x14c0
[  222.055011]  ? oom_killer_disable+0x3a0/0x3a0
[  222.059516]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  222.064468]  ? __mutex_add_waiter+0x2a0/0x2a0
[  222.068998]  __alloc_pages_slowpath+0x2318/0x2d80
[  222.073879]  ? warn_alloc+0x120/0x120
[  222.077699]  ? find_get_entry+0x2f2/0xc40
[  222.081862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.087417]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  222.092365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.097907]  ? should_fail+0x22d/0xd01
[  222.101801]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.106908]  ? __lock_is_held+0xb5/0x140
[  222.110998]  ? __lock_is_held+0xb5/0x140
[  222.115071]  ? find_held_lock+0x36/0x1c0
[  222.119139]  ? ___might_sleep+0x1ed/0x300
[  222.123287]  ? lock_release+0x970/0x970
[  222.127263]  ? arch_local_save_flags+0x40/0x40
[  222.131860]  ? __might_sleep+0x95/0x190
[  222.135847]  __alloc_pages_nodemask+0xa80/0xde0
[  222.140533]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.145564]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.151365]  ? kasan_check_read+0x11/0x20
[  222.155522]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.160805]  ? graph_lock+0x170/0x170
[  222.164608]  ? print_usage_bug+0xc0/0xc0
[  222.168712]  ? graph_lock+0x170/0x170
[  222.172526]  ? graph_lock+0x170/0x170
[  222.176333]  ? __do_page_cache_readahead+0x7ce/0x980
[  222.181441]  ? find_held_lock+0x36/0x1c0
[  222.185517]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  222.191061]  alloc_pages_current+0x10c/0x210
[  222.195467]  ? lock_downgrade+0x900/0x900
[  222.199623]  __page_cache_alloc+0x38f/0x5b0
[  222.203950]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.209760]  ? kasan_check_read+0x11/0x20
[  222.213917]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.219206]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  222.223883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.229429]  ? check_preemption_disabled+0x48/0x200
[  222.234461]  filemap_fault+0x1594/0x25f0
[  222.238544]  ? __lock_page_or_retry+0xa00/0xa00
[  222.243214]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.249015]  ? kasan_check_read+0x11/0x20
[  222.253169]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.258462]  ? rcu_bh_qs+0xc0/0xc0
[  222.262036]  ? filemap_map_pages+0xdea/0x1980
[  222.266554]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  222.271666]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  222.276951]  ? debug_object_free+0x325/0x690
[  222.281373]  ? find_get_pages_range_tag+0x1320/0x1320
[  222.286576]  ? graph_lock+0x170/0x170
[  222.290388]  ? kasan_check_read+0x11/0x20
[  222.294538]  ? debug_object_destroy+0x2b0/0x2b0
[  222.299222]  ? lock_acquire+0x1ed/0x520
[  222.303198]  ? ext4_filemap_fault+0x7a/0xad
[  222.307531]  ? lock_release+0x970/0x970
[  222.311515]  ? arch_local_save_flags+0x40/0x40
[  222.316107]  ? futex_wait_setup+0x3e0/0x3e0
[  222.320449]  ? down_read+0xb0/0x1d0
[  222.324078]  ? ext4_filemap_fault+0x7a/0xad
[  222.328401]  ? __down_interruptible+0x700/0x700
[  222.333094]  ext4_filemap_fault+0x82/0xad
[  222.337254]  __do_fault+0x100/0x6b0
[  222.340902]  ? print_bad_pte+0x6c0/0x6c0
[  222.344966]  ? do_futex+0x249/0x26d0
[  222.348683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.354224]  ? pmd_val+0x88/0x100
[  222.357679]  ? add_mm_counter_fast+0xd0/0xd0
[  222.362091]  ? pmd_val+0x88/0x100
[  222.365560]  ? add_mm_counter_fast+0xd0/0xd0
[  222.369973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.375525]  __handle_mm_fault+0x3709/0x53e0
[  222.379935]  ? perf_trace_lock+0x14d/0x7a0
[  222.384184]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  222.389032]  ? graph_lock+0x170/0x170
[  222.392837]  ? print_usage_bug+0xc0/0xc0
[  222.396903]  ? retint_kernel+0x2d/0x2d
[  222.400794]  ? graph_lock+0x170/0x170
[  222.404596]  ? graph_lock+0x170/0x170
[  222.408419]  ? handle_mm_fault+0x42a/0xc70
[  222.412658]  ? lock_downgrade+0x900/0x900
[  222.416812]  ? check_preemption_disabled+0x48/0x200
[  222.421843]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.427642]  ? kasan_check_read+0x11/0x20
[  222.431795]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.437080]  ? rcu_bh_qs+0xc0/0xc0
[  222.440627]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.446084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.451626]  ? check_preemption_disabled+0x48/0x200
[  222.456666]  handle_mm_fault+0x54f/0xc70
[  222.460734]  ? __handle_mm_fault+0x53e0/0x53e0
[  222.465337]  ? find_vma+0x34/0x190
[  222.468887]  __do_page_fault+0x67d/0xed0
[  222.472960]  ? mm_fault_error+0x380/0x380
[  222.477108]  ? trace_hardirqs_off+0xb8/0x300
[  222.481530]  ? trace_hardirqs_on+0x310/0x310
[  222.485949]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  222.491316]  ? trace_hardirqs_on+0x310/0x310
[  222.495732]  do_page_fault+0xf2/0x7e0
[  222.499549]  ? vmalloc_sync_all+0x30/0x30
[  222.503700]  ? error_entry+0x70/0xd0
[  222.507415]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.512433]  ? trace_hardirqs_on_caller+0xc0/0x300
[  222.517367]  ? syscall_return_slowpath+0x5e0/0x5e0
[  222.522297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.527146]  ? trace_hardirqs_off+0x300/0x300
[  222.531640]  ? trace_hardirqs_off_caller+0x300/0x300
[  222.536758]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.541786]  ? page_fault+0x8/0x30
[  222.545347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.550198]  ? page_fault+0x8/0x30
[  222.553751]  page_fault+0x1e/0x30
[  222.557204] RIP: 0033:0x40f9c0
[  222.560412] Code: Bad RIP value.
[  222.563775] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  222.569139] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  222.576404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  222.583673] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  222.590940] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  222.598224] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  222.605541] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  222.605546] warn_alloc_show_mem: 1 callbacks suppressed
[  222.605553] Mem-Info:
[  222.612833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.618207] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  222.618207]  active_file:18 inactive_file:16 isolated_file:0
[  222.618207]  unevictable:0 dirty:0 writeback:0 unstable:0
[  222.618207]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  222.618207]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  222.618207]  free:13723 free_pcp:140 free_cma:0
[  222.620582] Call Trace:
[  222.629968] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  222.662992]  <IRQ>
[  222.665567] Node 0 
[  222.693417]  dump_stack+0x1c4/0x2b4
[  222.695562] 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
[  222.697775]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.701372] lowmem_reserve[]: 0
[  222.726893]  warn_alloc.cold.118+0xb7/0x1bd
[  222.732052]  2817
[  222.735327]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.739620]  6321
[  222.741683]  ? lock_downgrade+0x900/0x900
[  222.746500]  6321
[  222.748563]  ? trace_hardirqs_off+0xb8/0x300
[  222.754741]  ? trace_hardirqs_off+0xb8/0x300
[  222.759134] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  222.763595]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.763639]  ? warn_alloc+0x120/0x120
[  222.790908] lowmem_reserve[]: 0
[  222.795777]  ? trace_hardirqs_on+0x310/0x310
[  222.799550]  0
[  222.802825]  ? warn_alloc+0x120/0x120
[  222.807210]  3503 3503
[  222.809026]  ? print_usage_bug+0xc0/0xc0
[  222.815294]  ? warn_alloc+0x120/0x120
[  222.819328] Node 0 
[  222.823143]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  222.823178] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  222.825392]  ? print_usage_bug+0xc0/0xc0
[  222.830393] lowmem_reserve[]:
[  222.858770]  ? __lock_acquire+0x7ec/0x4ec0
[  222.862809]  0
[  222.865920]  ? __lock_acquire+0x7ec/0x4ec0
[  222.870133]  0
[  222.871934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.876138]  0
[  222.877952]  ? should_fail+0x22d/0xd01
[  222.883458]  0
[  222.885255]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.890941]  ? __lock_acquire+0x7ec/0x4ec0
[  222.896018] Node 0 DMA: 
[  222.900249]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.900264]  ? __lock_acquire+0x7ec/0x4ec0
[  222.902918] 1*4kB 
[  222.908020]  ? should_fail+0x22d/0xd01
[  222.912229] (U) 
[  222.914372]  ? print_usage_bug+0xc0/0xc0
[  222.918234] 0*8kB 0*16kB 
[  222.920223]  ? mark_held_locks+0x130/0x130
[  222.924282] 1*32kB 
[  222.927038]  ? mark_held_locks+0x130/0x130
[  222.931246] (U) 
[  222.933481]  ? graph_lock+0x170/0x170
[  222.937690] 2*64kB (U) 
[  222.939669]  ? print_usage_bug+0xc0/0xc0
[  222.943443] 1*128kB (U) 
[  222.946048]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  222.950083] 1*256kB 
[  222.952759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.957491] (U) 
[  222.959826]  ? check_preemption_disabled+0x48/0x200
[  222.965333] 0*512kB 
[  222.967319]  ? check_preemption_disabled+0x48/0x200
[  222.972304] 1*1024kB 
[  222.974647]  ? __lock_is_held+0xb5/0x140
[  222.979624] (U) 
[  222.982054]  __alloc_pages_nodemask+0xa80/0xde0
[  222.986079] 1*2048kB 
[  222.988057]  ? graph_lock+0x170/0x170
[  222.992690] (M) 
[  222.995102]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.998869] 3*4096kB (M) 
[  223.000848]  ? graph_lock+0x170/0x170
[  223.005844] = 15908kB
[  223.008619]  ? find_held_lock+0x36/0x1c0
[  223.012386] Node 0 
[  223.014804]  ? ____cache_alloc_node+0x1c7/0x1e0
[  223.018825] DMA32: 3*4kB 
[  223.021068]  ? lock_downgrade+0x900/0x900
[  223.025712] (UM) 
[  223.028472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.032583] 0*8kB 3*16kB 
[  223.034659]  cache_grow_begin+0x91/0x8c0
[  223.040166] (M) 
[  223.042927]  ? do_raw_spin_unlock+0xa7/0x2f0
[  223.046957] 2*32kB (UM) 
[  223.048948]  fallback_alloc+0x203/0x2e0
[  223.053318] 2*64kB (M) 
[  223.055999]  ____cache_alloc_node+0x1c7/0x1e0
[  223.059940] 3*128kB 
[  223.062525]  kmem_cache_alloc_node+0xe3/0x730
[  223.066995] (M) 
[  223.069322]  ? ipv6_get_ifaddr+0x42e/0x620
[  223.073786] 2*256kB (M) 
[  223.075777]  __alloc_skb+0x119/0x770
[  223.079980] 3*512kB 
[  223.082650]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.086326] (M) 4*1024kB 
[  223.088668]  ? skb_scrub_packet+0x490/0x490
[  223.093919] (UM) 
[  223.096675]  ? lock_downgrade+0x900/0x900
[  223.100972] 3*2048kB 
[  223.103037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.107150] (UM) 
[  223.109558]  ? refcount_sub_and_test_checked+0x203/0x310
[  223.115059] 3*4096kB (M) 
[  223.117129]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  223.122546] = 25212kB
[  223.122554] Node 0 
[  223.125315]  ? addrconf_rs_timer+0x6f0/0x6f0
[  223.130731] Normal: 1019*4kB 
[  223.133163]  ndisc_alloc_skb+0x144/0x340
[  223.135366] (MEH) 
[  223.139775]  ndisc_send_rs+0x331/0x6e0
[  223.142854] 374*8kB 
[  223.146919]  addrconf_rs_timer+0x3c0/0x6f0
[  223.149026] (UMEH) 169*16kB 
[  223.152927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.155224] (UMEH) 
[  223.159467]  call_timer_fn+0x272/0x920
[  223.162462] 71*32kB 
[  223.166690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.168903] (UMH) 
[  223.172792]  ? process_timeout+0x40/0x40
[  223.175095] 17*64kB 
[  223.179325]  ? find_held_lock+0x36/0x1c0
[  223.181451] (UMH) 
[  223.185512]  ? __run_timers+0x7da/0xc70
[  223.187811] 3*128kB 
[  223.191886]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.194006] (H) 1*256kB 
[  223.198054]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.200329] (H) 
[  223.204824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.204845]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  223.207490] 0*512kB 
[  223.211982]  ? trace_hardirqs_on+0xbd/0x310
[  223.213936] 0*1024kB 
[  223.218171]  ? kasan_check_read+0x11/0x20
[  223.222728] 0*2048kB 
[  223.225064]  ? __run_timers+0x7da/0xc70
[  223.229354] 0*4096kB 
[  223.231768]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.235894] = 13772kB
[  223.238303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.242258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  223.244682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.250109] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  223.252508]  __run_timers+0x7e5/0xc70
[  223.256725] 4154 total pagecache pages
[  223.265579]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  223.269795] 0 pages in swap cache
[  223.278366]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.282146] Swap cache stats: add 0, delete 0, find 0/0
[  223.286030]  ? graph_lock+0x170/0x170
[  223.291370] Free swap  = 0kB
[  223.294821]  ? enqueue_hrtimer+0x1a5/0x560
[  223.300164] Total swap = 0kB
[  223.300174] 1965979 pages RAM
[  223.305558]  ? lock_release+0x970/0x970
[  223.305580]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  223.309354] 0 pages HighMem/MovableOnly
[  223.309363] 342744 pages reserved
[  223.312387]  ? find_held_lock+0x36/0x1c0
[  223.316588] 0 pages cma reserved
[  223.319604]  ? graph_lock+0x170/0x170
[  223.322795] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.326651]  ? pvclock_read_flags+0x160/0x160
[  223.326668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.326691]  ? check_preemption_disabled+0x48/0x200
[  223.331930] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.335835]  ? __lock_is_held+0xb5/0x140
[  223.339256] syz-fuzzer cpuset=
[  223.343316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.346657] /
[  223.350455]  ? check_preemption_disabled+0x48/0x200
[  223.356925]  mems_allowed=0
[  223.361419]  run_timer_softirq+0x52/0xb0
[  223.408585]  ? rcu_read_lock_sched_held+0x108/0x120
[  223.413614]  __do_softirq+0x30b/0xad8
[  223.417433]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  223.422551]  ? pvclock_read_flags+0x160/0x160
[  223.427052]  ? lapic_next_event+0x5a/0x90
[  223.431281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.436817]  ? check_preemption_disabled+0x48/0x200
[  223.441839]  ? check_preemption_disabled+0x48/0x200
[  223.447065]  ? kvm_clock_read+0x18/0x30
[  223.451043]  ? kvm_sched_clock_read+0x9/0x20
[  223.455458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.461003]  ? check_preemption_disabled+0x48/0x200
[  223.466043]  irq_exit+0x17f/0x1c0
[  223.469508]  smp_apic_timer_interrupt+0x1cb/0x760
[  223.474354]  ? smp_reschedule_interrupt+0x109/0x650
[  223.479374]  ? smp_call_function_single_interrupt+0x650/0x650
[  223.485261]  ? interrupt_entry+0xb5/0xf0
[  223.489326]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.494342]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.499361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.504207]  ? trace_hardirqs_off+0x300/0x300
[  223.508705]  ? trace_hardirqs_off+0x300/0x300
[  223.513202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.518756]  ? check_preemption_disabled+0x48/0x200
[  223.523778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.529332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.534186]  apic_timer_interrupt+0xf/0x20
[  223.538416]  </IRQ>
[  223.540664] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  223.545597] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  223.564497] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  223.572210] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  223.579477] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  223.586754] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  223.594024] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  223.601291] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  223.608606]  skb_clone+0x1bb/0x500
[  223.612151]  ? finish_task_switch+0x2f5/0x900
[  223.616666]  ? skb_split+0x11e0/0x11e0
[  223.620557]  ? preempt_notifier_register+0x200/0x200
[  223.625665]  ? __switch_to_asm+0x34/0x70
[  223.629725]  ? __switch_to_asm+0x34/0x70
[  223.633797]  ? __switch_to_asm+0x40/0x70
[  223.637855]  ? __switch_to_asm+0x34/0x70
[  223.641914]  ? __switch_to_asm+0x40/0x70
[  223.645975]  ? __switch_to_asm+0x34/0x70
[  223.650038]  ? __switch_to_asm+0x40/0x70
[  223.654099]  ? __switch_to_asm+0x34/0x70
[  223.658161]  ? __switch_to_asm+0x34/0x70
[  223.662220]  ? __switch_to_asm+0x40/0x70
[  223.666279]  ? __switch_to_asm+0x34/0x70
[  223.670352]  bpf_clone_redirect+0xb9/0x490
[  223.674593]  ? __schedule+0x874/0x1ed0
[  223.678488]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  223.683511]  ? __sched_text_start+0x8/0x8
[  223.687666]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  223.692436]  ? find_held_lock+0x36/0x1c0
[  223.696509]  ? lock_acquire+0x1ed/0x520
[  223.700484]  ? bpf_test_run+0x32e/0x5a0
[  223.704474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.710024]  ? check_preemption_disabled+0x48/0x200
[  223.715055]  ? kasan_check_read+0x11/0x20
[  223.719209]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.724487]  ? rcu_bh_qs+0xc0/0xc0
[  223.728036]  ? preempt_schedule+0x4d/0x60
[  223.732187]  ? ___preempt_schedule+0x16/0x18
[  223.736612]  ? bpf_test_run+0x1c0/0x5a0
[  223.740601]  ? netlink_diag_dump+0x2a0/0x2a0
[  223.745023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.750559]  ? bpf_test_init.isra.9+0x70/0x100
[  223.755151]  ? bpf_prog_test_run_skb+0x634/0xb40
[  223.759923]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.764774]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  223.770322]  ? fput+0x130/0x1a0
[  223.773607]  ? __bpf_prog_get+0x9b/0x290
[  223.777676]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.782517]  ? bpf_prog_test_run+0x130/0x1a0
[  223.786934]  ? __x64_sys_bpf+0x3d8/0x510
[  223.790999]  ? bpf_prog_get+0x20/0x20
[  223.794827]  ? ksys_ioctl+0x81/0xd0
[  223.798470]  ? do_syscall_64+0x1b9/0x820
[  223.802534]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  223.807905]  ? syscall_return_slowpath+0x5e0/0x5e0
[  223.812844]  ? trace_hardirqs_off+0x300/0x300
[  223.817346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  223.822377]  ? recalc_sigpending_tsk+0x180/0x180
[  223.827137]  ? kasan_check_write+0x14/0x20
[  223.831402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.836257]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.841646] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  223.841740] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.848578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  223.848584] Call Trace:
[  223.848591]  <IRQ>
[  223.848607]  dump_stack+0x1c4/0x2b4
[  223.848627]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.855169] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.864465]  warn_alloc.cold.118+0xb7/0x1bd
[  223.867027] syz-executor7 cpuset=
[  223.869172]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  223.872790] syz7
[  223.877991]  ? lock_downgrade+0x900/0x900
[  223.888459]  mems_allowed=0
[  223.892788]  ? trace_hardirqs_off+0xb8/0x300
[  223.914473]  ? trace_hardirqs_off+0xb8/0x300
[  223.918899]  __alloc_pages_slowpath+0x2667/0x2d80
[  223.923784]  ? warn_alloc+0x120/0x120
[  223.927595]  ? warn_alloc+0x120/0x120
[  223.931404]  ? print_usage_bug+0xc0/0xc0
[  223.935474]  ? warn_alloc+0x120/0x120
[  223.939306]  ? print_usage_bug+0xc0/0xc0
[  223.943375]  ? __lock_acquire+0x7ec/0x4ec0
[  223.947610]  ? __lock_acquire+0x7ec/0x4ec0
[  223.951852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.957394]  ? should_fail+0x22d/0xd01
[  223.961292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.966396]  ? __lock_acquire+0x7ec/0x4ec0
[  223.970641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.975753]  ? __lock_acquire+0x7ec/0x4ec0
[  223.979992]  ? should_fail+0x22d/0xd01
[  223.983893]  ? mark_held_locks+0x130/0x130
[  223.988138]  ? mark_held_locks+0x130/0x130
[  223.992374]  ? graph_lock+0x170/0x170
[  223.996174]  ? graph_lock+0x170/0x170
[  223.999981]  ? graph_lock+0x170/0x170
[  224.003787]  ? print_usage_bug+0xc0/0xc0
[  224.007851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.013392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.018935]  ? check_preemption_disabled+0x48/0x200
[  224.023953]  ? check_preemption_disabled+0x48/0x200
[  224.028980]  ? __lock_is_held+0xb5/0x140
[  224.033052]  __alloc_pages_nodemask+0xa80/0xde0
[  224.037728]  ? graph_lock+0x170/0x170
[  224.041550]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.046566]  ? graph_lock+0x170/0x170
[  224.050393]  ? find_held_lock+0x36/0x1c0
[  224.054468]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.059140]  ? lock_downgrade+0x900/0x900
[  224.063299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.068845]  cache_grow_begin+0x91/0x8c0
[  224.072910]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.077331]  fallback_alloc+0x203/0x2e0
[  224.081330]  ____cache_alloc_node+0x1c7/0x1e0
[  224.085834]  kmem_cache_alloc_node+0xe3/0x730
[  224.090346]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.094603]  __alloc_skb+0x119/0x770
[  224.098324]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.103622]  ? skb_scrub_packet+0x490/0x490
[  224.107960]  ? lock_downgrade+0x900/0x900
[  224.112119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.117660]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.123117]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.128573]  ? addrconf_rs_timer+0x6f0/0x6f0
[  224.133000]  ndisc_alloc_skb+0x144/0x340
[  224.137070]  ndisc_send_rs+0x331/0x6e0
[  224.140972]  addrconf_rs_timer+0x3c0/0x6f0
[  224.145214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.149468]  call_timer_fn+0x272/0x920
[  224.153362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.157601]  ? process_timeout+0x40/0x40
[  224.161662]  ? find_held_lock+0x36/0x1c0
[  224.165732]  ? mark_held_locks+0xc7/0x130
[  224.169893]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.174391]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.178889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.183144]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  224.187734]  ? trace_hardirqs_on+0xbd/0x310
[  224.192076]  ? kasan_check_read+0x11/0x20
[  224.196243]  ? __run_timers+0x7da/0xc70
[  224.200223]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.205684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.209927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.214169]  __run_timers+0x7e5/0xc70
[  224.218003]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  224.223375]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.228396]  ? graph_lock+0x170/0x170
[  224.232207]  ? print_usage_bug+0xc0/0xc0
[  224.236266]  ? lock_release+0x970/0x970
[  224.240244]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.245443]  ? find_held_lock+0x36/0x1c0
[  224.249517]  ? graph_lock+0x170/0x170
[  224.253327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.258871]  ? check_preemption_disabled+0x48/0x200
[  224.263906]  ? __lock_is_held+0xb5/0x140
[  224.267975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.273524]  ? check_preemption_disabled+0x48/0x200
[  224.278564]  run_timer_softirq+0x52/0xb0
[  224.282630]  ? rcu_read_lock_sched_held+0x108/0x120
[  224.287656]  __do_softirq+0x30b/0xad8
[  224.291483]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  224.296605]  ? pvclock_read_flags+0x160/0x160
[  224.301110]  ? lapic_next_event+0x5a/0x90
[  224.305263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.310809]  ? check_preemption_disabled+0x48/0x200
[  224.315829]  ? check_preemption_disabled+0x48/0x200
[  224.320856]  ? kvm_clock_read+0x18/0x30
[  224.324832]  ? kvm_sched_clock_read+0x9/0x20
[  224.329250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.334795]  ? check_preemption_disabled+0x48/0x200
[  224.339830]  irq_exit+0x17f/0x1c0
[  224.343290]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.348137]  ? smp_reschedule_interrupt+0x109/0x650
[  224.353155]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.359041]  ? interrupt_entry+0xb5/0xf0
[  224.363111]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.368126]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.373146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.377991]  ? trace_hardirqs_off+0x300/0x300
[  224.382491]  ? trace_hardirqs_off+0x300/0x300
[  224.387002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.392550]  ? check_preemption_disabled+0x48/0x200
[  224.397566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.403116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.407976]  apic_timer_interrupt+0xf/0x20
[  224.412205]  </IRQ>
[  224.414449] RIP: 0010:console_unlock+0x1017/0x11a0
[  224.419381] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  224.438280] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  224.445994] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  224.453262] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  224.460538] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  224.467803] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  224.475071] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  224.482366]  ? netconsole_netdev_event+0x280/0x280
[  224.487307]  ? console_unlock+0x100e/0x11a0
[  224.491651]  ? devkmsg_read+0xbb0/0xbb0
[  224.495629]  ? vprintk_emit+0x7f7/0x930
[  224.499611]  ? lock_release+0x970/0x970
[  224.503591]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.509043]  ? vprintk_default+0x28/0x30
[  224.513109]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.518569]  ? kasan_check_write+0x14/0x20
[  224.522812]  ? do_raw_spin_lock+0xc1/0x200
[  224.527058]  vprintk_emit+0x33d/0x930
[  224.530874]  ? wake_up_klogd+0x180/0x180
[  224.534940]  ? lockdep_hardirqs_on+0x421/0x5c0
[  224.539531]  ? retint_kernel+0x2d/0x2d
[  224.543439]  ? find_held_lock+0x36/0x1c0
[  224.547529]  ? mark_held_locks+0xc7/0x130
[  224.551690]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.556188]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.560699]  vprintk_default+0x28/0x30
[  224.564592]  vprintk_func+0x7e/0x181
[  224.568312]  printk+0xa7/0xcf
[  224.571423]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  224.576185]  ? _raw_spin_unlock_irq+0x60/0x80
[  224.580698]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  224.585986]  dump_header+0x7cc/0xf72
[  224.589714]  ? pagefault_out_of_memory+0x197/0x197
[  224.594673]  ? mark_held_locks+0x130/0x130
[  224.598911]  ? __lock_acquire+0x7ec/0x4ec0
[  224.603154]  ? mem_cgroup_charge_statistics+0x780/0x780
[  224.608528]  ? print_usage_bug+0xc0/0xc0
[  224.612590]  ? print_usage_bug+0xc0/0xc0
[  224.616658]  ? graph_lock+0x170/0x170
[  224.620459]  ? graph_lock+0x170/0x170
[  224.624263]  ? print_usage_bug+0xc0/0xc0
[  224.628339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.633912]  ? find_held_lock+0x36/0x1c0
[  224.637983]  ? mark_held_locks+0xc7/0x130
[  224.642141]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  224.647244]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  224.652348]  ? lockdep_hardirqs_on+0x421/0x5c0
[  224.656936]  ? trace_hardirqs_on+0xbd/0x310
[  224.661266]  ? kasan_check_read+0x11/0x20
[  224.665417]  ? ___ratelimit+0x36f/0x655
[  224.669397]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.674851]  ? trace_hardirqs_on+0x310/0x310
[  224.679262]  ? lock_downgrade+0x900/0x900
[  224.683419]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  224.688534]  ? ___ratelimit+0xaa/0x655
[  224.692433]  ? idr_get_free+0xec0/0xec0
[  224.696429]  ? kasan_check_write+0x14/0x20
[  224.700671]  ? do_raw_spin_lock+0xc1/0x200
[  224.704933]  oom_kill_process.cold.27+0x10/0x903
[  224.709706]  ? graph_lock+0x170/0x170
[  224.713514]  ? _raw_spin_unlock+0x2c/0x50
[  224.717667]  ? oom_badness+0xe6/0xaa0
[  224.721477]  ? oom_evaluate_task+0x540/0x540
[  224.725909]  ? find_held_lock+0x36/0x1c0
[  224.729983]  ? out_of_memory+0x974/0x14c0
[  224.734144]  ? lock_downgrade+0x900/0x900
[  224.738297]  ? check_preemption_disabled+0x48/0x200
[  224.743323]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.749265]  ? kasan_check_read+0x11/0x20
[  224.753420]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.758706]  ? rcu_bh_qs+0xc0/0xc0
[  224.762259]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.767279]  ? oom_evaluate_task+0x302/0x540
[  224.771692]  out_of_memory+0xa86/0x14c0
[  224.775680]  ? oom_killer_disable+0x3a0/0x3a0
[  224.780181]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  224.785128]  ? __mutex_add_waiter+0x2a0/0x2a0
[  224.789640]  __alloc_pages_slowpath+0x2318/0x2d80
[  224.794526]  ? warn_alloc+0x120/0x120
[  224.798346]  ? find_get_entry+0x2f2/0xc40
[  224.802514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.808056]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  224.812991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.818554]  ? should_fail+0x22d/0xd01
[  224.822447]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.827555]  ? __lock_is_held+0xb5/0x140
[  224.831650]  ? __lock_is_held+0xb5/0x140
[  224.835722]  ? find_held_lock+0x36/0x1c0
[  224.839799]  ? ___might_sleep+0x1ed/0x300
[  224.843947]  ? lock_release+0x970/0x970
[  224.847922]  ? arch_local_save_flags+0x40/0x40
[  224.852528]  ? __might_sleep+0x95/0x190
[  224.856532]  __alloc_pages_nodemask+0xa80/0xde0
[  224.861221]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.866245]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.872044]  ? kasan_check_read+0x11/0x20
[  224.876196]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.881478]  ? graph_lock+0x170/0x170
[  224.885283]  ? print_usage_bug+0xc0/0xc0
[  224.889348]  ? graph_lock+0x170/0x170
[  224.893151]  ? graph_lock+0x170/0x170
[  224.896952]  ? __do_page_cache_readahead+0x7ce/0x980
[  224.902066]  ? find_held_lock+0x36/0x1c0
[  224.906138]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  224.911681]  alloc_pages_current+0x10c/0x210
[  224.916090]  ? lock_downgrade+0x900/0x900
[  224.920248]  __page_cache_alloc+0x38f/0x5b0
[  224.924571]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.930373]  ? kasan_check_read+0x11/0x20
[  224.934529]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.939810]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  224.944481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.950045]  ? check_preemption_disabled+0x48/0x200
[  224.955094]  filemap_fault+0x1594/0x25f0
[  224.959172]  ? __lock_page_or_retry+0xa00/0xa00
[  224.963845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.969653]  ? kasan_check_read+0x11/0x20
[  224.973807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.979087]  ? rcu_bh_qs+0xc0/0xc0
[  224.982642]  ? filemap_map_pages+0xdea/0x1980
[  224.987150]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  224.992261]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  224.997542]  ? debug_object_free+0x325/0x690
[  225.001962]  ? find_get_pages_range_tag+0x1320/0x1320
[  225.007159]  ? graph_lock+0x170/0x170
[  225.010970]  ? kasan_check_read+0x11/0x20
[  225.015123]  ? debug_object_destroy+0x2b0/0x2b0
[  225.019810]  ? lock_acquire+0x1ed/0x520
[  225.023792]  ? ext4_filemap_fault+0x7a/0xad
[  225.028131]  ? lock_release+0x970/0x970
[  225.032112]  ? arch_local_save_flags+0x40/0x40
[  225.036701]  ? futex_wait_setup+0x3e0/0x3e0
[  225.041043]  ? down_read+0xb0/0x1d0
[  225.044670]  ? ext4_filemap_fault+0x7a/0xad
[  225.049007]  ? __down_interruptible+0x700/0x700
[  225.053716]  ext4_filemap_fault+0x82/0xad
[  225.057894]  __do_fault+0x100/0x6b0
[  225.061555]  ? print_bad_pte+0x6c0/0x6c0
[  225.065636]  ? do_futex+0x249/0x26d0
[  225.069358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.074905]  ? pmd_val+0x88/0x100
[  225.078375]  ? add_mm_counter_fast+0xd0/0xd0
[  225.082787]  ? pmd_val+0x88/0x100
[  225.086270]  ? add_mm_counter_fast+0xd0/0xd0
[  225.090687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.096233]  __handle_mm_fault+0x3709/0x53e0
[  225.100645]  ? perf_trace_lock+0x14d/0x7a0
[  225.104898]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  225.109755]  ? graph_lock+0x170/0x170
[  225.113581]  ? print_usage_bug+0xc0/0xc0
[  225.117646]  ? retint_kernel+0x2d/0x2d
[  225.121542]  ? graph_lock+0x170/0x170
[  225.125352]  ? graph_lock+0x170/0x170
[  225.129184]  ? handle_mm_fault+0x42a/0xc70
[  225.133426]  ? lock_downgrade+0x900/0x900
[  225.137593]  ? check_preemption_disabled+0x48/0x200
[  225.142621]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.148426]  ? kasan_check_read+0x11/0x20
[  225.152583]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.157870]  ? rcu_bh_qs+0xc0/0xc0
[  225.161414]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.166890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.172435]  ? check_preemption_disabled+0x48/0x200
[  225.177468]  handle_mm_fault+0x54f/0xc70
[  225.181544]  ? __handle_mm_fault+0x53e0/0x53e0
[  225.186144]  ? find_vma+0x34/0x190
[  225.189694]  __do_page_fault+0x67d/0xed0
[  225.193779]  ? mm_fault_error+0x380/0x380
[  225.197943]  ? trace_hardirqs_off+0xb8/0x300
[  225.202354]  ? trace_hardirqs_on+0x310/0x310
[  225.206774]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  225.212145]  ? trace_hardirqs_on+0x310/0x310
[  225.216565]  do_page_fault+0xf2/0x7e0
[  225.220381]  ? vmalloc_sync_all+0x30/0x30
[  225.224557]  ? error_entry+0x70/0xd0
[  225.228276]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.233295]  ? trace_hardirqs_on_caller+0xc0/0x300
[  225.238244]  ? syscall_return_slowpath+0x5e0/0x5e0
[  225.243176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.248042]  ? trace_hardirqs_off+0x300/0x300
[  225.252544]  ? trace_hardirqs_off_caller+0x300/0x300
[  225.257659]  ? prepare_exit_to_usermode+0x291/0x3b0
[  225.262683]  ? page_fault+0x8/0x30
[  225.266234]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.271087]  ? page_fault+0x8/0x30
[  225.274635]  page_fault+0x1e/0x30
[  225.278096] RIP: 0033:0x40f9c0
[  225.281297] Code: Bad RIP value.
[  225.284783] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  225.290148] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  225.297418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  225.304939] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  225.312212] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  225.319483] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  225.326814] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  225.326819] warn_alloc_show_mem: 1 callbacks suppressed
[  225.326827] Mem-Info:
[  225.334108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.334117] Call Trace:
[  225.339491] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  225.339491]  active_file:18 inactive_file:16 isolated_file:0
[  225.339491]  unevictable:0 dirty:0 writeback:0 unstable:0
[  225.339491]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  225.339491]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  225.339491]  free:13723 free_pcp:140 free_cma:0
[  225.341863]  <IRQ>
[  225.351245] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  225.353828]  dump_stack+0x1c4/0x2b4
[  225.386874] Node 0 
[  225.389056]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.416894] 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
[  225.420511]  warn_alloc.cold.118+0xb7/0x1bd
[  225.422712] lowmem_reserve[]:
[  225.427896]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.453893]  0 2817
[  225.458226]  ? lock_downgrade+0x900/0x900
[  225.461303]  6321 6321
[  225.466157]  ? trace_hardirqs_off+0xb8/0x300
[  225.472507]  ? trace_hardirqs_off+0xb8/0x300
[  225.474987] Node 0 
[  225.479397]  __alloc_pages_slowpath+0x2667/0x2d80
[  225.483804] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  225.486046]  ? warn_alloc+0x120/0x120
[  225.490824] lowmem_reserve[]: 0
[  225.517552]  ? warn_alloc+0x120/0x120
[  225.521330]  0
[  225.524614]  ? print_usage_bug+0xc0/0xc0
[  225.528391]  3503
[  225.530188]  ? warn_alloc+0x120/0x120
[  225.534228]  3503
[  225.536285]  ? print_usage_bug+0xc0/0xc0
[  225.540062] Node 0 
[  225.542121]  ? __lock_acquire+0x7ec/0x4ec0
[  225.546187] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  225.548392]  ? __lock_acquire+0x7ec/0x4ec0
[  225.552603] lowmem_reserve[]:
[  225.580971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.585182]  0
[  225.588287]  ? should_fail+0x22d/0xd01
[  225.593799]  0
[  225.595596]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.599458]  0
[  225.601259]  ? __lock_acquire+0x7ec/0x4ec0
[  225.606336]  0
[  225.608139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.614149]  ? __lock_acquire+0x7ec/0x4ec0
[  225.619231] Node 0 
[  225.623453]  ? should_fail+0x22d/0xd01
[  225.623477]  ? mark_held_locks+0x130/0x130
[  225.625686] DMA: 
[  225.629568]  ? mark_held_locks+0x130/0x130
[  225.633778] 1*4kB 
[  225.635832]  ? graph_lock+0x170/0x170
[  225.640040] (U) 
[  225.642186]  ? graph_lock+0x170/0x170
[  225.645982] 0*8kB 
[  225.647955]  ? graph_lock+0x170/0x170
[  225.651736] 0*16kB 
[  225.653886]  ? print_usage_bug+0xc0/0xc0
[  225.657656] 1*32kB (U) 
[  225.659901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.663935] 2*64kB 
[  225.666513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.672035] (U) 
[  225.674276]  ? check_preemption_disabled+0x48/0x200
[  225.679781] 1*128kB (U) 
[  225.681776]  ? check_preemption_disabled+0x48/0x200
[  225.686778] 1*256kB 
[  225.689453]  ? __lock_is_held+0xb5/0x140
[  225.694449] (U) 
[  225.696786]  __alloc_pages_nodemask+0xa80/0xde0
[  225.700818] 0*512kB 
[  225.702789]  ? graph_lock+0x170/0x170
[  225.707439] 1*1024kB 
[  225.709771]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  225.713548] (U) 
[  225.715955]  ? graph_lock+0x170/0x170
[  225.720966] 1*2048kB 
[  225.722947]  ? find_held_lock+0x36/0x1c0
[  225.726716] (M) 
[  225.729130]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.733155] 3*4096kB (M) 
[  225.735138]  ? lock_downgrade+0x900/0x900
[  225.739786] = 15908kB
[  225.742550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.746671] Node 0 
[  225.749081]  cache_grow_begin+0x91/0x8c0
[  225.754600] DMA32: 
[  225.756835]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.760872] 3*4kB 
[  225.763106]  fallback_alloc+0x203/0x2e0
[  225.767489] (UM) 
[  225.769639]  ____cache_alloc_node+0x1c7/0x1e0
[  225.773585] 0*8kB 
[  225.775644]  kmem_cache_alloc_node+0xe3/0x730
[  225.780143] 3*16kB 
[  225.782292]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.786767] (M) 
[  225.789012]  __alloc_skb+0x119/0x770
[  225.793210] 2*32kB 
[  225.795188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.798882] (UM) 
[  225.801113]  ? skb_scrub_packet+0x490/0x490
[  225.806381] 2*64kB 
[  225.808438]  ? lock_downgrade+0x900/0x900
[  225.812737] (M) 
[  225.814982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.819099] 3*128kB (M) 
[  225.821087]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.826598] 2*256kB 
[  225.829263]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.834683] (M) 3*512kB 
[  225.837017]  ? addrconf_rs_timer+0x6f0/0x6f0
[  225.842442] (M) 
[  225.845118]  ndisc_alloc_skb+0x144/0x340
[  225.849485] 4*1024kB (UM) 
[  225.851466]  ndisc_send_rs+0x331/0x6e0
[  225.855504] 3*2048kB 
[  225.858344]  addrconf_rs_timer+0x3c0/0x6f0
[  225.862206] (UM) 
[  225.864612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.868825] 3*4096kB 
[  225.870896]  call_timer_fn+0x272/0x920
[  225.875092] (M) 
[  225.877500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.881369] = 25212kB
[  225.883341]  ? process_timeout+0x40/0x40
[  225.887550] Node 0 
[  225.889959]  ? find_held_lock+0x36/0x1c0
[  225.893995] Normal: 
[  225.896235]  ? __run_timers+0x7da/0xc70
[  225.900270] 1019*4kB 
[  225.902601]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.906547] (MEH) 
[  225.908953]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.913423] 374*8kB 
[  225.915566]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.920033] (UMEH) 
[  225.922351]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  225.926558] 169*16kB 
[  225.928793]  ? trace_hardirqs_on+0xbd/0x310
[  225.933357] (UMEH) 
[  225.935782]  ? kasan_check_read+0x11/0x20
[  225.940075] 71*32kB 
[  225.942318]  ? __run_timers+0x7da/0xc70
[  225.946438] (UMH) 
[  225.948776]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.952727] 17*64kB 
[  225.954878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.960299] (UMH) 
[  225.962617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.966823] 3*128kB (H) 
[  225.968980]  __run_timers+0x7e5/0xc70
[  225.973188] 1*256kB 
[  225.975861]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.979629] (H) 
[  225.981948]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.987283] 0*512kB 
[  225.989252]  ? graph_lock+0x170/0x170
[  225.994257] 0*1024kB 
[  225.996573]  ? enqueue_hrtimer+0x1a5/0x560
[  226.000362] 0*2048kB 
[  226.002780]  ? lock_release+0x970/0x970
[  226.006991] 0*4096kB 
[  226.009397]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  226.013351] = 13772kB
[  226.015769]  ? find_held_lock+0x36/0x1c0
[  226.020942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  226.023343]  ? graph_lock+0x170/0x170
[  226.027383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  226.036219]  ? pvclock_read_flags+0x160/0x160
[  226.039997] 4154 total pagecache pages
[  226.048574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.053056] 0 pages in swap cache
[  226.056930]  ? check_preemption_disabled+0x48/0x200
[  226.062445] Swap cache stats: add 0, delete 0, find 0/0
[  226.065914]  ? __lock_is_held+0xb5/0x140
[  226.070911] Free swap  = 0kB
[  226.076286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.080324] Total swap = 0kB
[  226.083336]  ? check_preemption_disabled+0x48/0x200
[  226.088850] 1965979 pages RAM
[  226.091865]  run_timer_softirq+0x52/0xb0
[  226.096846] 0 pages HighMem/MovableOnly
[  226.096854] 342744 pages reserved
[  226.099955]  ? rcu_read_lock_sched_held+0x108/0x120
[  226.103990] 0 pages cma reserved
[  226.107963]  __do_softirq+0x30b/0xad8
[  226.111466] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  226.116405]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  226.119855] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.123551]  ? pvclock_read_flags+0x160/0x160
[  226.130020] syz-fuzzer cpuset=
[  226.135117]  ? lapic_next_event+0x5a/0x90
[  226.145317] /
[  226.149814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.152982]  mems_allowed=0
[  226.157125]  ? check_preemption_disabled+0x48/0x200
[  226.172275]  ? check_preemption_disabled+0x48/0x200
[  226.177303]  ? kvm_clock_read+0x18/0x30
[  226.181291]  ? kvm_sched_clock_read+0x9/0x20
[  226.185704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.191243]  ? check_preemption_disabled+0x48/0x200
[  226.196299]  irq_exit+0x17f/0x1c0
[  226.199796]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.204646]  ? smp_reschedule_interrupt+0x109/0x650
[  226.209672]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.215563]  ? interrupt_entry+0xb5/0xf0
[  226.219632]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.224651]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.229676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.234520]  ? trace_hardirqs_off+0x300/0x300
[  226.239021]  ? trace_hardirqs_off+0x300/0x300
[  226.243519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.249063]  ? check_preemption_disabled+0x48/0x200
[  226.254078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.259622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.264479]  apic_timer_interrupt+0xf/0x20
[  226.268708]  </IRQ>
[  226.270953] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  226.275888] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  226.294790] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  226.302501] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  226.309778] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  226.317046] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  226.324312] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  226.331586] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  226.338902]  skb_clone+0x1bb/0x500
[  226.342449]  ? finish_task_switch+0x2f5/0x900
[  226.346948]  ? skb_split+0x11e0/0x11e0
[  226.350839]  ? preempt_notifier_register+0x200/0x200
[  226.355945]  ? __switch_to_asm+0x34/0x70
[  226.360015]  ? __switch_to_asm+0x34/0x70
[  226.364075]  ? __switch_to_asm+0x40/0x70
[  226.368149]  ? __switch_to_asm+0x34/0x70
[  226.372208]  ? __switch_to_asm+0x40/0x70
[  226.376268]  ? __switch_to_asm+0x34/0x70
[  226.380329]  ? __switch_to_asm+0x40/0x70
[  226.384388]  ? __switch_to_asm+0x34/0x70
[  226.388459]  ? __switch_to_asm+0x34/0x70
[  226.392523]  ? __switch_to_asm+0x40/0x70
[  226.396586]  ? __switch_to_asm+0x34/0x70
[  226.400658]  bpf_clone_redirect+0xb9/0x490
[  226.404898]  ? __schedule+0x874/0x1ed0
[  226.408794]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  226.413817]  ? __sched_text_start+0x8/0x8
[  226.417966]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  226.422740]  ? find_held_lock+0x36/0x1c0
[  226.426821]  ? lock_acquire+0x1ed/0x520
[  226.430795]  ? bpf_test_run+0x32e/0x5a0
[  226.434808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.440352]  ? check_preemption_disabled+0x48/0x200
[  226.445378]  ? kasan_check_read+0x11/0x20
[  226.449537]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.454821]  ? rcu_bh_qs+0xc0/0xc0
[  226.458366]  ? preempt_schedule+0x4d/0x60
[  226.462519]  ? ___preempt_schedule+0x16/0x18
[  226.466939]  ? bpf_test_run+0x1c0/0x5a0
[  226.470929]  ? netlink_diag_dump+0x2a0/0x2a0
[  226.475349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.480885]  ? bpf_test_init.isra.9+0x70/0x100
[  226.485472]  ? bpf_prog_test_run_skb+0x634/0xb40
[  226.490236]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.495084]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  226.500624]  ? fput+0x130/0x1a0
[  226.503907]  ? __bpf_prog_get+0x9b/0x290
[  226.507977]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.512824]  ? bpf_prog_test_run+0x130/0x1a0
[  226.517244]  ? __x64_sys_bpf+0x3d8/0x510
[  226.521313]  ? bpf_prog_get+0x20/0x20
[  226.525124]  ? ksys_ioctl+0x81/0xd0
[  226.528774]  ? do_syscall_64+0x1b9/0x820
[  226.532843]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  226.538209]  ? syscall_return_slowpath+0x5e0/0x5e0
[  226.543143]  ? trace_hardirqs_off+0x300/0x300
[  226.547645]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  226.552660]  ? recalc_sigpending_tsk+0x180/0x180
[  226.557420]  ? kasan_check_write+0x14/0x20
[  226.561662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.566522]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  226.571910] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  226.572002] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  226.578845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  226.578850] Call Trace:
[  226.578857]  <IRQ>
[  226.578874]  dump_stack+0x1c4/0x2b4
[  226.578891]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.585434] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.594740]  warn_alloc.cold.118+0xb7/0x1bd
[  226.597302] syz-executor7 cpuset=
[  226.599458]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  226.603061] syz7
[  226.608250]  ? lock_downgrade+0x900/0x900
[  226.618713]  mems_allowed=0
[  226.623031]  ? trace_hardirqs_off+0xb8/0x300
[  226.644720]  ? trace_hardirqs_off+0xb8/0x300
[  226.649149]  __alloc_pages_slowpath+0x2667/0x2d80
[  226.654027]  ? warn_alloc+0x120/0x120
[  226.657839]  ? trace_hardirqs_on+0x310/0x310
[  226.662258]  ? warn_alloc+0x120/0x120
[  226.666065]  ? print_usage_bug+0xc0/0xc0
[  226.670128]  ? warn_alloc+0x120/0x120
[  226.673934]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  226.678951]  ? print_usage_bug+0xc0/0xc0
[  226.683018]  ? __lock_acquire+0x7ec/0x4ec0
[  226.687253]  ? __lock_acquire+0x7ec/0x4ec0
[  226.691495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.697042]  ? should_fail+0x22d/0xd01
[  226.700940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.706055]  ? __lock_acquire+0x7ec/0x4ec0
[  226.710298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.715402]  ? __lock_acquire+0x7ec/0x4ec0
[  226.719636]  ? should_fail+0x22d/0xd01
[  226.723524]  ? print_usage_bug+0xc0/0xc0
[  226.727600]  ? mark_held_locks+0x130/0x130
[  226.731841]  ? mark_held_locks+0x130/0x130
[  226.736087]  ? graph_lock+0x170/0x170
[  226.739894]  ? print_usage_bug+0xc0/0xc0
[  226.743958]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  226.748718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.754266]  ? check_preemption_disabled+0x48/0x200
[  226.759285]  ? check_preemption_disabled+0x48/0x200
[  226.764315]  ? __lock_is_held+0xb5/0x140
[  226.768385]  __alloc_pages_nodemask+0xa80/0xde0
[  226.773056]  ? graph_lock+0x170/0x170
[  226.776863]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.781878]  ? graph_lock+0x170/0x170
[  226.785703]  ? find_held_lock+0x36/0x1c0
[  226.789789]  ? ____cache_alloc_node+0x1c7/0x1e0
[  226.794464]  ? lock_downgrade+0x900/0x900
[  226.798624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.804169]  cache_grow_begin+0x91/0x8c0
[  226.808234]  ? do_raw_spin_unlock+0xa7/0x2f0
[  226.812655]  fallback_alloc+0x203/0x2e0
[  226.816640]  ____cache_alloc_node+0x1c7/0x1e0
[  226.821146]  kmem_cache_alloc_node+0xe3/0x730
[  226.825648]  ? ipv6_get_ifaddr+0x42e/0x620
[  226.829900]  __alloc_skb+0x119/0x770
[  226.833621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.838905]  ? skb_scrub_packet+0x490/0x490
[  226.843255]  ? lock_downgrade+0x900/0x900
[  226.847411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.852964]  ? refcount_sub_and_test_checked+0x203/0x310
[  226.858423]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  226.863882]  ? addrconf_rs_timer+0x6f0/0x6f0
[  226.868306]  ndisc_alloc_skb+0x144/0x340
[  226.872373]  ndisc_send_rs+0x331/0x6e0
[  226.876268]  addrconf_rs_timer+0x3c0/0x6f0
[  226.880518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.884776]  call_timer_fn+0x272/0x920
[  226.888667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.892922]  ? process_timeout+0x40/0x40
[  226.896986]  ? find_held_lock+0x36/0x1c0
[  226.901060]  ? mark_held_locks+0xc7/0x130
[  226.905218]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.909714]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.914220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.918457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  226.923045]  ? trace_hardirqs_on+0xbd/0x310
[  226.927382]  ? kasan_check_read+0x11/0x20
[  226.931535]  ? __run_timers+0x7da/0xc70
[  226.935526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.940986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.945232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.949469]  __run_timers+0x7e5/0xc70
[  226.953292]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  226.958673]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  226.963691]  ? graph_lock+0x170/0x170
[  226.967498]  ? print_usage_bug+0xc0/0xc0
[  226.971569]  ? lock_release+0x970/0x970
[  226.975546]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  226.980743]  ? find_held_lock+0x36/0x1c0
[  226.984824]  ? graph_lock+0x170/0x170
[  226.988634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.994176]  ? check_preemption_disabled+0x48/0x200
[  226.999208]  ? __lock_is_held+0xb5/0x140
[  227.003279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.008819]  ? check_preemption_disabled+0x48/0x200
[  227.013850]  run_timer_softirq+0x52/0xb0
[  227.017914]  ? rcu_read_lock_sched_held+0x108/0x120
[  227.022937]  __do_softirq+0x30b/0xad8
[  227.026797]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  227.031914]  ? pvclock_read_flags+0x160/0x160
[  227.036409]  ? lapic_next_event+0x5a/0x90
[  227.040562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.046105]  ? check_preemption_disabled+0x48/0x200
[  227.051124]  ? check_preemption_disabled+0x48/0x200
[  227.056147]  ? kvm_clock_read+0x18/0x30
[  227.060123]  ? kvm_sched_clock_read+0x9/0x20
[  227.064543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.070083]  ? check_preemption_disabled+0x48/0x200
[  227.075123]  irq_exit+0x17f/0x1c0
[  227.078581]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.083425]  ? smp_reschedule_interrupt+0x109/0x650
[  227.088445]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.094333]  ? interrupt_entry+0xb5/0xf0
[  227.098398]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.103412]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.108437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.113282]  ? trace_hardirqs_off+0x300/0x300
[  227.117782]  ? trace_hardirqs_off+0x300/0x300
[  227.122284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.127826]  ? check_preemption_disabled+0x48/0x200
[  227.132843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.138392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.143250]  apic_timer_interrupt+0xf/0x20
[  227.147481]  </IRQ>
[  227.149732] RIP: 0010:console_unlock+0x1017/0x11a0
[  227.154673] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  227.173572] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  227.181282] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  227.188552] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  227.195821] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  227.203090] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  227.210359] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  227.217640]  ? netconsole_netdev_event+0x280/0x280
[  227.222605]  ? console_unlock+0x100e/0x11a0
[  227.226951]  ? devkmsg_read+0xbb0/0xbb0
[  227.230927]  ? vprintk_emit+0x7f7/0x930
[  227.234909]  ? lock_release+0x970/0x970
[  227.238888]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.244340]  ? vprintk_default+0x28/0x30
[  227.248407]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.253866]  ? kasan_check_write+0x14/0x20
[  227.258102]  ? do_raw_spin_lock+0xc1/0x200
[  227.262353]  vprintk_emit+0x33d/0x930
[  227.266165]  ? wake_up_klogd+0x180/0x180
[  227.270239]  ? lockdep_hardirqs_on+0x421/0x5c0
[  227.274863]  ? retint_kernel+0x2d/0x2d
[  227.278765]  ? find_held_lock+0x36/0x1c0
[  227.282839]  ? mark_held_locks+0xc7/0x130
[  227.286988]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.291483]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.295993]  vprintk_default+0x28/0x30
[  227.300266]  vprintk_func+0x7e/0x181
[  227.303999]  printk+0xa7/0xcf
[  227.307114]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  227.311875]  ? _raw_spin_unlock_irq+0x60/0x80
[  227.316389]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  227.321677]  dump_header+0x7cc/0xf72
[  227.325403]  ? pagefault_out_of_memory+0x197/0x197
[  227.330337]  ? mark_held_locks+0x130/0x130
[  227.334572]  ? __lock_acquire+0x7ec/0x4ec0
[  227.338808]  ? mem_cgroup_charge_statistics+0x780/0x780
[  227.344187]  ? print_usage_bug+0xc0/0xc0
[  227.348252]  ? print_usage_bug+0xc0/0xc0
[  227.352326]  ? graph_lock+0x170/0x170
[  227.356123]  ? graph_lock+0x170/0x170
[  227.359927]  ? print_usage_bug+0xc0/0xc0
[  227.364003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.369556]  ? find_held_lock+0x36/0x1c0
[  227.373626]  ? mark_held_locks+0xc7/0x130
[  227.377790]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  227.382909]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  227.388015]  ? lockdep_hardirqs_on+0x421/0x5c0
[  227.392611]  ? trace_hardirqs_on+0xbd/0x310
[  227.396934]  ? kasan_check_read+0x11/0x20
[  227.401087]  ? ___ratelimit+0x36f/0x655
[  227.405066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.410536]  ? trace_hardirqs_on+0x310/0x310
[  227.414947]  ? lock_downgrade+0x900/0x900
[  227.419106]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  227.424213]  ? ___ratelimit+0xaa/0x655
[  227.428105]  ? idr_get_free+0xec0/0xec0
[  227.432481]  ? kasan_check_write+0x14/0x20
[  227.436725]  ? do_raw_spin_lock+0xc1/0x200
[  227.440994]  oom_kill_process.cold.27+0x10/0x903
[  227.445762]  ? graph_lock+0x170/0x170
[  227.449568]  ? _raw_spin_unlock+0x2c/0x50
[  227.453726]  ? oom_badness+0xe6/0xaa0
[  227.457547]  ? oom_evaluate_task+0x540/0x540
[  227.462049]  ? find_held_lock+0x36/0x1c0
[  227.466119]  ? out_of_memory+0x974/0x14c0
[  227.470313]  ? lock_downgrade+0x900/0x900
[  227.474465]  ? check_preemption_disabled+0x48/0x200
[  227.479494]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.485297]  ? kasan_check_read+0x11/0x20
[  227.489455]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.494736]  ? rcu_bh_qs+0xc0/0xc0
[  227.498294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.503312]  ? oom_evaluate_task+0x302/0x540
[  227.507726]  out_of_memory+0xa86/0x14c0
[  227.511725]  ? oom_killer_disable+0x3a0/0x3a0
[  227.516230]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  227.521165]  ? __mutex_add_waiter+0x2a0/0x2a0
[  227.525677]  __alloc_pages_slowpath+0x2318/0x2d80
[  227.530557]  ? warn_alloc+0x120/0x120
[  227.534374]  ? find_get_entry+0x2f2/0xc40
[  227.538548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.544093]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  227.549024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.554564]  ? should_fail+0x22d/0xd01
[  227.558461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.563570]  ? __lock_is_held+0xb5/0x140
[  227.567661]  ? __lock_is_held+0xb5/0x140
[  227.571732]  ? find_held_lock+0x36/0x1c0
[  227.575811]  ? ___might_sleep+0x1ed/0x300
[  227.579958]  ? lock_release+0x970/0x970
[  227.583937]  ? arch_local_save_flags+0x40/0x40
[  227.588543]  ? __might_sleep+0x95/0x190
[  227.592531]  __alloc_pages_nodemask+0xa80/0xde0
[  227.597226]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.602262]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.608063]  ? kasan_check_read+0x11/0x20
[  227.612213]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.617495]  ? graph_lock+0x170/0x170
[  227.621308]  ? print_usage_bug+0xc0/0xc0
[  227.625373]  ? graph_lock+0x170/0x170
[  227.629173]  ? graph_lock+0x170/0x170
[  227.632976]  ? __do_page_cache_readahead+0x7ce/0x980
[  227.638091]  ? find_held_lock+0x36/0x1c0
[  227.642162]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  227.647707]  alloc_pages_current+0x10c/0x210
[  227.652120]  ? lock_downgrade+0x900/0x900
[  227.656277]  __page_cache_alloc+0x38f/0x5b0
[  227.660625]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.666425]  ? kasan_check_read+0x11/0x20
[  227.670574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.675856]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  227.680545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.686092]  ? check_preemption_disabled+0x48/0x200
[  227.691129]  filemap_fault+0x1594/0x25f0
[  227.695207]  ? __lock_page_or_retry+0xa00/0xa00
[  227.699877]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.705675]  ? kasan_check_read+0x11/0x20
[  227.709828]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.715110]  ? rcu_bh_qs+0xc0/0xc0
[  227.718667]  ? filemap_map_pages+0xdea/0x1980
[  227.723174]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  227.728283]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  227.733558]  ? debug_object_free+0x325/0x690
[  227.737970]  ? find_get_pages_range_tag+0x1320/0x1320
[  227.743167]  ? graph_lock+0x170/0x170
[  227.746978]  ? kasan_check_read+0x11/0x20
[  227.751128]  ? debug_object_destroy+0x2b0/0x2b0
[  227.755811]  ? lock_acquire+0x1ed/0x520
[  227.759800]  ? ext4_filemap_fault+0x7a/0xad
[  227.764133]  ? lock_release+0x970/0x970
[  227.768111]  ? arch_local_save_flags+0x40/0x40
[  227.772699]  ? futex_wait_setup+0x3e0/0x3e0
[  227.777038]  ? down_read+0xb0/0x1d0
[  227.780668]  ? ext4_filemap_fault+0x7a/0xad
[  227.784991]  ? __down_interruptible+0x700/0x700
[  227.789682]  ext4_filemap_fault+0x82/0xad
[  227.793841]  __do_fault+0x100/0x6b0
[  227.797496]  ? print_bad_pte+0x6c0/0x6c0
[  227.801567]  ? do_futex+0x249/0x26d0
[  227.805282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.810834]  ? pmd_val+0x88/0x100
[  227.814292]  ? add_mm_counter_fast+0xd0/0xd0
[  227.818698]  ? pmd_val+0x88/0x100
[  227.822154]  ? add_mm_counter_fast+0xd0/0xd0
[  227.826569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.832117]  __handle_mm_fault+0x3709/0x53e0
[  227.836533]  ? perf_trace_lock+0x14d/0x7a0
[  227.840786]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  227.845642]  ? graph_lock+0x170/0x170
[  227.849445]  ? print_usage_bug+0xc0/0xc0
[  227.853517]  ? retint_kernel+0x2d/0x2d
[  227.857407]  ? graph_lock+0x170/0x170
[  227.861208]  ? graph_lock+0x170/0x170
[  227.865031]  ? handle_mm_fault+0x42a/0xc70
[  227.869270]  ? lock_downgrade+0x900/0x900
[  227.873424]  ? check_preemption_disabled+0x48/0x200
[  227.878450]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.884248]  ? kasan_check_read+0x11/0x20
[  227.888401]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.893690]  ? rcu_bh_qs+0xc0/0xc0
[  227.897232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.902687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.908237]  ? check_preemption_disabled+0x48/0x200
[  227.913266]  handle_mm_fault+0x54f/0xc70
[  227.917334]  ? __handle_mm_fault+0x53e0/0x53e0
[  227.921926]  ? find_vma+0x34/0x190
[  227.925480]  __do_page_fault+0x67d/0xed0
[  227.929554]  ? mm_fault_error+0x380/0x380
[  227.933707]  ? trace_hardirqs_off+0xb8/0x300
[  227.938118]  ? trace_hardirqs_on+0x310/0x310
[  227.942537]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  227.947903]  ? trace_hardirqs_on+0x310/0x310
[  227.952321]  do_page_fault+0xf2/0x7e0
[  227.956125]  ? vmalloc_sync_all+0x30/0x30
[  227.960276]  ? error_entry+0x70/0xd0
[  227.963994]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.969012]  ? trace_hardirqs_on_caller+0xc0/0x300
[  227.973943]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.978876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.983719]  ? trace_hardirqs_off+0x300/0x300
[  227.988223]  ? trace_hardirqs_off_caller+0x300/0x300
[  227.993334]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.998355]  ? page_fault+0x8/0x30
[  228.001912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.006768]  ? page_fault+0x8/0x30
[  228.010320]  page_fault+0x1e/0x30
[  228.013784] RIP: 0033:0x40f9c0
[  228.016982] Code: Bad RIP value.
[  228.020348] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  228.025738] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  228.033025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  228.040304] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  228.047571] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  228.054838] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  228.062144] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  228.062150] warn_alloc_show_mem: 1 callbacks suppressed
[  228.062157] Mem-Info:
[  228.069433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.074801] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  228.074801]  active_file:18 inactive_file:16 isolated_file:0
[  228.074801]  unevictable:0 dirty:0 writeback:0 unstable:0
[  228.074801]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  228.074801]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  228.074801]  free:13723 free_pcp:140 free_cma:0
[  228.077171] Call Trace:
[  228.086557] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  228.119572]  <IRQ>
[  228.122142] Node 0 
[  228.149987]  dump_stack+0x1c4/0x2b4
[  228.152133] 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
[  228.154342]  ? dump_stack_print_info.cold.2+0x52/0x52
[  228.157936] lowmem_reserve[]: 0
[  228.183451]  warn_alloc.cold.118+0xb7/0x1bd
[  228.188609]  2817
[  228.191886]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.196185]  6321
[  228.198269]  ? lock_downgrade+0x900/0x900
[  228.203084]  6321
[  228.205154]  ? trace_hardirqs_off+0xb8/0x300
[  228.209272] Node 0 
[  228.211336]  ? trace_hardirqs_off+0xb8/0x300
[  228.215740] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  228.217957]  __alloc_pages_slowpath+0x2667/0x2d80
[  228.222327] lowmem_reserve[]: 0
[  228.249089]  ? warn_alloc+0x120/0x120
[  228.253887]  0
[  228.257169]  ? warn_alloc+0x120/0x120
[  228.260945]  3503
[  228.262745]  ? print_usage_bug+0xc0/0xc0
[  228.266535]  3503
[  228.268593]  ? warn_alloc+0x120/0x120
[  228.272633] Node 0 
[  228.274689]  ? print_usage_bug+0xc0/0xc0
[  228.278495] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  228.280699]  ? __lock_acquire+0x7ec/0x4ec0
[  228.284728] lowmem_reserve[]: 0
[  228.313150]  ? __lock_acquire+0x7ec/0x4ec0
[  228.317486]  0
[  228.320781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.324980]  0
[  228.326812]  ? should_fail+0x22d/0xd01
[  228.332306]  0
[  228.334124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.337985] Node 0 
[  228.339790]  ? __lock_acquire+0x7ec/0x4ec0
[  228.344861] DMA: 1*4kB 
[  228.347106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.351322] (U) 
[  228.353904]  ? __lock_acquire+0x7ec/0x4ec0
[  228.353921]  ? should_fail+0x22d/0xd01
[  228.359012] 0*8kB 0*16kB 
[  228.361028]  ? mark_held_locks+0x130/0x130
[  228.365214] 1*32kB (U) 
[  228.369123]  ? mark_held_locks+0x130/0x130
[  228.371841] 2*64kB (U) 
[  228.376090]  ? graph_lock+0x170/0x170
[  228.378647] 1*128kB 
[  228.382880]  ? graph_lock+0x170/0x170
[  228.385441] (U) 
[  228.389273]  ? graph_lock+0x170/0x170
[  228.391575] 1*256kB 
[  228.395370]  ? print_usage_bug+0xc0/0xc0
[  228.397322] (U) 
[  228.401141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.403436] 0*512kB 
[  228.407492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.409440] 1*1024kB (U) 
[  228.414990]  ? check_preemption_disabled+0x48/0x200
[  228.417286] 1*2048kB 
[  228.422818]  ? check_preemption_disabled+0x48/0x200
[  228.422846]  ? __lock_is_held+0xb5/0x140
[  228.425572] (M) 
[  228.430588]  __alloc_pages_nodemask+0xa80/0xde0
[  228.432964] 3*4096kB (M) 
[  228.437985]  ? graph_lock+0x170/0x170
[  228.442027] = 15908kB
[  228.444001]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.448645] Node 0 
[  228.451402]  ? graph_lock+0x170/0x170
[  228.455177] DMA32: 
[  228.457588]  ? find_held_lock+0x36/0x1c0
[  228.462571] 3*4kB 
[  228.464817]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.468584] (UM) 
[  228.470817]  ? lock_downgrade+0x900/0x900
[  228.474851] 0*8kB 
[  228.477005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.481646] 3*16kB 
[  228.483710]  cache_grow_begin+0x91/0x8c0
[  228.487827] (M) 
[  228.489974]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.495483] 2*32kB (UM) 
[  228.497725]  fallback_alloc+0x203/0x2e0
[  228.501775] 2*64kB 
[  228.503761]  ____cache_alloc_node+0x1c7/0x1e0
[  228.508139] (M) 
[  228.510815]  kmem_cache_alloc_node+0xe3/0x730
[  228.514774] 3*128kB 
[  228.517025]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.521488] (M) 
[  228.523470]  __alloc_skb+0x119/0x770
[  228.527947] 2*256kB 
[  228.530268]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.534470] (M) 
[  228.536513]  ? skb_scrub_packet+0x490/0x490
[  228.540208] 3*512kB 
[  228.542525]  ? lock_downgrade+0x900/0x900
[  228.542549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.547797] (M) 
[  228.549776]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.554066] 4*1024kB (UM) 
[  228.556392]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.560515] 3*2048kB 
[  228.566048]  ? addrconf_rs_timer+0x6f0/0x6f0
[  228.568002] (UM) 
[  228.573458]  ndisc_alloc_skb+0x144/0x340
[  228.576267] 3*4096kB (M) 
[  228.581724]  ndisc_send_rs+0x331/0x6e0
[  228.584107] = 25212kB
[  228.584115] Node 0 
[  228.588526]  addrconf_rs_timer+0x3c0/0x6f0
[  228.590576] Normal: 
[  228.594641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.597371] 1019*4kB 
[  228.601275]  call_timer_fn+0x272/0x920
[  228.603650] (MEH) 374*8kB 
[  228.605895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.610100] (UMEH) 169*16kB 
[  228.612427]  ? process_timeout+0x40/0x40
[  228.616636] (UMEH) 
[  228.619043]  ? find_held_lock+0x36/0x1c0
[  228.622899] 71*32kB (UMH) 
[  228.625766]  ? __run_timers+0x7da/0xc70
[  228.629974] 17*64kB 
[  228.632986]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.637021] (UMH) 
[  228.639254]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.643299] 3*128kB (H) 
[  228.646150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.650093] 1*256kB (H) 
[  228.652437]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  228.656908] 0*512kB 
[  228.659059]  ? trace_hardirqs_on+0xbd/0x310
[  228.663548] 0*1024kB 0*2048kB 
[  228.666228]  ? kasan_check_read+0x11/0x20
[  228.670454] 0*4096kB 
[  228.673123]  ? __run_timers+0x7da/0xc70
[  228.677683] = 13772kB
[  228.680006]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.684308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  228.687486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.691616] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  228.694024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.697969] 4154 total pagecache pages
[  228.700379]  __run_timers+0x7e5/0xc70
[  228.705813] 0 pages in swap cache
[  228.714652]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.718856] Swap cache stats: add 0, delete 0, find 0/0
[  228.727424]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.731632] Free swap  = 0kB
[  228.735514]  ? graph_lock+0x170/0x170
[  228.739295] Total swap = 0kB
[  228.742745]  ? enqueue_hrtimer+0x1a5/0x560
[  228.748121] 1965979 pages RAM
[  228.753480]  ? lock_release+0x970/0x970
[  228.758475] 0 pages HighMem/MovableOnly
[  228.761487]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.765255] 342744 pages reserved
[  228.765264] 0 pages cma reserved
[  228.768283]  ? find_held_lock+0x36/0x1c0
[  228.772583] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.775598]  ? graph_lock+0x170/0x170
[  228.779679] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.783541]  ? pvclock_read_flags+0x160/0x160
[  228.788707] syz-fuzzer cpuset=
[  228.792160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.795499] /
[  228.799561]  ? check_preemption_disabled+0x48/0x200
[  228.806042]  mems_allowed=0
[  228.809842]  ? __lock_is_held+0xb5/0x140
[  228.846907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.852457]  ? check_preemption_disabled+0x48/0x200
[  228.857493]  run_timer_softirq+0x52/0xb0
[  228.861562]  ? rcu_read_lock_sched_held+0x108/0x120
[  228.866588]  __do_softirq+0x30b/0xad8
[  228.870423]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.875537]  ? pvclock_read_flags+0x160/0x160
[  228.880040]  ? lapic_next_event+0x5a/0x90
[  228.884196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.889740]  ? check_preemption_disabled+0x48/0x200
[  228.894773]  ? check_preemption_disabled+0x48/0x200
[  228.899812]  ? kvm_clock_read+0x18/0x30
[  228.903793]  ? kvm_sched_clock_read+0x9/0x20
[  228.908211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.913766]  ? check_preemption_disabled+0x48/0x200
[  228.918803]  irq_exit+0x17f/0x1c0
[  228.922268]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.927117]  ? smp_reschedule_interrupt+0x109/0x650
[  228.932138]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.938029]  ? interrupt_entry+0xb5/0xf0
[  228.942106]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.947123]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.952144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.956989]  ? trace_hardirqs_off+0x300/0x300
[  228.961488]  ? trace_hardirqs_off+0x300/0x300
[  228.965997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.971547]  ? check_preemption_disabled+0x48/0x200
[  228.976568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.982115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.986971]  apic_timer_interrupt+0xf/0x20
[  228.991200]  </IRQ>
[  228.993470] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  228.998404] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  229.017302] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  229.025019] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  229.032298] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  229.039565] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  229.046832] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  229.054103] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  229.061421]  skb_clone+0x1bb/0x500
[  229.064966]  ? finish_task_switch+0x2f5/0x900
[  229.069501]  ? skb_split+0x11e0/0x11e0
[  229.073393]  ? preempt_notifier_register+0x200/0x200
[  229.078501]  ? __switch_to_asm+0x34/0x70
[  229.082563]  ? __switch_to_asm+0x34/0x70
[  229.086623]  ? __switch_to_asm+0x40/0x70
[  229.090683]  ? __switch_to_asm+0x34/0x70
[  229.094741]  ? __switch_to_asm+0x40/0x70
[  229.098809]  ? __switch_to_asm+0x34/0x70
[  229.102895]  ? __switch_to_asm+0x40/0x70
[  229.106956]  ? __switch_to_asm+0x34/0x70
[  229.111024]  ? __switch_to_asm+0x34/0x70
[  229.115085]  ? __switch_to_asm+0x40/0x70
[  229.119143]  ? __switch_to_asm+0x34/0x70
[  229.123231]  bpf_clone_redirect+0xb9/0x490
[  229.127468]  ? __schedule+0x874/0x1ed0
[  229.131375]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  229.136423]  ? __sched_text_start+0x8/0x8
[  229.140578]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  229.145348]  ? find_held_lock+0x36/0x1c0
[  229.149430]  ? lock_acquire+0x1ed/0x520
[  229.153404]  ? bpf_test_run+0x32e/0x5a0
[  229.157382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.162924]  ? check_preemption_disabled+0x48/0x200
[  229.167949]  ? kasan_check_read+0x11/0x20
[  229.172107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.177390]  ? rcu_bh_qs+0xc0/0xc0
[  229.180937]  ? preempt_schedule+0x4d/0x60
[  229.185090]  ? ___preempt_schedule+0x16/0x18
[  229.189508]  ? bpf_test_run+0x1c0/0x5a0
[  229.193494]  ? netlink_diag_dump+0x2a0/0x2a0
[  229.197950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.203505]  ? bpf_test_init.isra.9+0x70/0x100
[  229.208096]  ? bpf_prog_test_run_skb+0x634/0xb40
[  229.212863]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  229.217711]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.223246]  ? fput+0x130/0x1a0
[  229.226529]  ? __bpf_prog_get+0x9b/0x290
[  229.230595]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  229.235436]  ? bpf_prog_test_run+0x130/0x1a0
[  229.239851]  ? __x64_sys_bpf+0x3d8/0x510
[  229.243931]  ? bpf_prog_get+0x20/0x20
[  229.247745]  ? ksys_ioctl+0x81/0xd0
[  229.251396]  ? do_syscall_64+0x1b9/0x820
[  229.255459]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  229.260830]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.265776]  ? trace_hardirqs_off+0x300/0x300
[  229.270289]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  229.275311]  ? recalc_sigpending_tsk+0x180/0x180
[  229.280086]  ? kasan_check_write+0x14/0x20
[  229.284331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.289195]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  229.294582] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  229.294673] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.301726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.301731] Call Trace:
[  229.301739]  <IRQ>
[  229.301764]  dump_stack+0x1c4/0x2b4
[  229.301783]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.308366] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.317628]  warn_alloc.cold.118+0xb7/0x1bd
[  229.320182] syz-executor7 cpuset=
[  229.322328]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.325932] syz7
[  229.331115]  ? lock_downgrade+0x900/0x900
[  229.341577]  mems_allowed=0
[  229.345902]  ? trace_hardirqs_off+0xb8/0x300
[  229.367570]  ? trace_hardirqs_off+0xb8/0x300
[  229.371992]  __alloc_pages_slowpath+0x2667/0x2d80
[  229.376871]  ? warn_alloc+0x120/0x120
[  229.380684]  ? trace_hardirqs_on+0x310/0x310
[  229.385094]  ? warn_alloc+0x120/0x120
[  229.388915]  ? print_usage_bug+0xc0/0xc0
[  229.392982]  ? warn_alloc+0x120/0x120
[  229.396786]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  229.401816]  ? print_usage_bug+0xc0/0xc0
[  229.405885]  ? __lock_acquire+0x7ec/0x4ec0
[  229.410120]  ? __lock_acquire+0x7ec/0x4ec0
[  229.414357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.419911]  ? should_fail+0x22d/0xd01
[  229.423810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.428913]  ? __lock_acquire+0x7ec/0x4ec0
[  229.433697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.438802]  ? __lock_acquire+0x7ec/0x4ec0
[  229.443036]  ? should_fail+0x22d/0xd01
[  229.446923]  ? print_usage_bug+0xc0/0xc0
[  229.450993]  ? mark_held_locks+0x130/0x130
[  229.455235]  ? mark_held_locks+0x130/0x130
[  229.459481]  ? graph_lock+0x170/0x170
[  229.463288]  ? print_usage_bug+0xc0/0xc0
[  229.467351]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  229.472113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.477657]  ? check_preemption_disabled+0x48/0x200
[  229.482677]  ? check_preemption_disabled+0x48/0x200
[  229.487706]  ? __lock_is_held+0xb5/0x140
[  229.491787]  __alloc_pages_nodemask+0xa80/0xde0
[  229.496502]  ? graph_lock+0x170/0x170
[  229.500321]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.505340]  ? graph_lock+0x170/0x170
[  229.509169]  ? find_held_lock+0x36/0x1c0
[  229.513243]  ? ____cache_alloc_node+0x1c7/0x1e0
[  229.517917]  ? lock_downgrade+0x900/0x900
[  229.522076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.527626]  cache_grow_begin+0x91/0x8c0
[  229.531691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  229.536110]  fallback_alloc+0x203/0x2e0
[  229.540095]  ____cache_alloc_node+0x1c7/0x1e0
[  229.544598]  kmem_cache_alloc_node+0xe3/0x730
[  229.549100]  ? ipv6_get_ifaddr+0x42e/0x620
[  229.553348]  __alloc_skb+0x119/0x770
[  229.557066]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.562349]  ? skb_scrub_packet+0x490/0x490
[  229.566673]  ? lock_downgrade+0x900/0x900
[  229.570866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.576424]  ? refcount_sub_and_test_checked+0x203/0x310
[  229.581885]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  229.587363]  ? addrconf_rs_timer+0x6f0/0x6f0
[  229.591798]  ndisc_alloc_skb+0x144/0x340
[  229.595871]  ndisc_send_rs+0x331/0x6e0
[  229.599780]  addrconf_rs_timer+0x3c0/0x6f0
[  229.604025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.608281]  call_timer_fn+0x272/0x920
[  229.612171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.616411]  ? process_timeout+0x40/0x40
[  229.620471]  ? find_held_lock+0x36/0x1c0
[  229.624549]  ? mark_held_locks+0xc7/0x130
[  229.628703]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.633204]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.637721]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.641974]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  229.646567]  ? trace_hardirqs_on+0xbd/0x310
[  229.650893]  ? kasan_check_read+0x11/0x20
[  229.655046]  ? __run_timers+0x7da/0xc70
[  229.659029]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.664493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.668739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.672989]  __run_timers+0x7e5/0xc70
[  229.676812]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  229.682182]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  229.687205]  ? graph_lock+0x170/0x170
[  229.691021]  ? print_usage_bug+0xc0/0xc0
[  229.695082]  ? lock_release+0x970/0x970
[  229.699060]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  229.704261]  ? find_held_lock+0x36/0x1c0
[  229.708331]  ? graph_lock+0x170/0x170
[  229.712139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.717687]  ? check_preemption_disabled+0x48/0x200
[  229.722731]  ? __lock_is_held+0xb5/0x140
[  229.726820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.732382]  ? check_preemption_disabled+0x48/0x200
[  229.737414]  run_timer_softirq+0x52/0xb0
[  229.741482]  ? rcu_read_lock_sched_held+0x108/0x120
[  229.746514]  __do_softirq+0x30b/0xad8
[  229.750333]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  229.755449]  ? pvclock_read_flags+0x160/0x160
[  229.759951]  ? lapic_next_event+0x5a/0x90
[  229.764102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.769645]  ? check_preemption_disabled+0x48/0x200
[  229.774666]  ? check_preemption_disabled+0x48/0x200
[  229.779694]  ? kvm_clock_read+0x18/0x30
[  229.783672]  ? kvm_sched_clock_read+0x9/0x20
[  229.788087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.793632]  ? check_preemption_disabled+0x48/0x200
[  229.798668]  irq_exit+0x17f/0x1c0
[  229.802128]  smp_apic_timer_interrupt+0x1cb/0x760
[  229.806979]  ? smp_reschedule_interrupt+0x109/0x650
[  229.811999]  ? smp_call_function_single_interrupt+0x650/0x650
[  229.817887]  ? interrupt_entry+0xb5/0xf0
[  229.821953]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.826969]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.831994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.836843]  ? trace_hardirqs_off+0x300/0x300
[  229.841352]  ? trace_hardirqs_off+0x300/0x300
[  229.845866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.851408]  ? check_preemption_disabled+0x48/0x200
[  229.856425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.861976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.866838]  apic_timer_interrupt+0xf/0x20
[  229.871073]  </IRQ>
[  229.873316] RIP: 0010:console_unlock+0x1017/0x11a0
[  229.878256] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  229.897158] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  229.904870] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  229.912141] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  229.919408] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  229.926673] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  229.933943] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  229.941231]  ? netconsole_netdev_event+0x280/0x280
[  229.946178]  ? console_unlock+0x100e/0x11a0
[  229.950527]  ? devkmsg_read+0xbb0/0xbb0
[  229.954501]  ? vprintk_emit+0x7f7/0x930
[  229.958489]  ? lock_release+0x970/0x970
[  229.962472]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.967924]  ? vprintk_default+0x28/0x30
[  229.971992]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.977447]  ? kasan_check_write+0x14/0x20
[  229.981689]  ? do_raw_spin_lock+0xc1/0x200
[  229.985933]  vprintk_emit+0x33d/0x930
[  229.989744]  ? wake_up_klogd+0x180/0x180
[  229.993818]  ? lockdep_hardirqs_on+0x421/0x5c0
[  229.998429]  ? retint_kernel+0x2d/0x2d
[  230.002323]  ? find_held_lock+0x36/0x1c0
[  230.006406]  ? mark_held_locks+0xc7/0x130
[  230.010561]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.015058]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.019563]  vprintk_default+0x28/0x30
[  230.023455]  vprintk_func+0x7e/0x181
[  230.027174]  printk+0xa7/0xcf
[  230.030286]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  230.035049]  ? _raw_spin_unlock_irq+0x60/0x80
[  230.039572]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  230.044865]  dump_header+0x7cc/0xf72
[  230.048593]  ? pagefault_out_of_memory+0x197/0x197
[  230.053535]  ? mark_held_locks+0x130/0x130
[  230.057777]  ? __lock_acquire+0x7ec/0x4ec0
[  230.062017]  ? mem_cgroup_charge_statistics+0x780/0x780
[  230.067387]  ? print_usage_bug+0xc0/0xc0
[  230.071452]  ? print_usage_bug+0xc0/0xc0
[  230.075537]  ? graph_lock+0x170/0x170
[  230.079338]  ? graph_lock+0x170/0x170
[  230.083140]  ? print_usage_bug+0xc0/0xc0
[  230.087212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.092764]  ? find_held_lock+0x36/0x1c0
[  230.096838]  ? mark_held_locks+0xc7/0x130
[  230.100994]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  230.106098]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  230.111203]  ? lockdep_hardirqs_on+0x421/0x5c0
[  230.115794]  ? trace_hardirqs_on+0xbd/0x310
[  230.120123]  ? kasan_check_read+0x11/0x20
[  230.124279]  ? ___ratelimit+0x36f/0x655
[  230.128260]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.133713]  ? trace_hardirqs_on+0x310/0x310
[  230.138127]  ? lock_downgrade+0x900/0x900
[  230.142285]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  230.147394]  ? ___ratelimit+0xaa/0x655
[  230.151286]  ? idr_get_free+0xec0/0xec0
[  230.155265]  ? kasan_check_write+0x14/0x20
[  230.159514]  ? do_raw_spin_lock+0xc1/0x200
[  230.163771]  oom_kill_process.cold.27+0x10/0x903
[  230.168537]  ? graph_lock+0x170/0x170
[  230.172339]  ? _raw_spin_unlock+0x2c/0x50
[  230.176491]  ? oom_badness+0xe6/0xaa0
[  230.180306]  ? oom_evaluate_task+0x540/0x540
[  230.184723]  ? find_held_lock+0x36/0x1c0
[  230.188803]  ? out_of_memory+0x974/0x14c0
[  230.192963]  ? lock_downgrade+0x900/0x900
[  230.197116]  ? check_preemption_disabled+0x48/0x200
[  230.202146]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.207954]  ? kasan_check_read+0x11/0x20
[  230.212103]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.217381]  ? rcu_bh_qs+0xc0/0xc0
[  230.220931]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.225950]  ? oom_evaluate_task+0x302/0x540
[  230.230369]  out_of_memory+0xa86/0x14c0
[  230.234354]  ? oom_killer_disable+0x3a0/0x3a0
[  230.238854]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  230.243794]  ? __mutex_add_waiter+0x2a0/0x2a0
[  230.248304]  __alloc_pages_slowpath+0x2318/0x2d80
[  230.253186]  ? warn_alloc+0x120/0x120
[  230.257006]  ? find_get_entry+0x2f2/0xc40
[  230.261168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.266726]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  230.271677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.277219]  ? should_fail+0x22d/0xd01
[  230.281114]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.286220]  ? __lock_is_held+0xb5/0x140
[  230.290309]  ? __lock_is_held+0xb5/0x140
[  230.294378]  ? find_held_lock+0x36/0x1c0
[  230.298445]  ? ___might_sleep+0x1ed/0x300
[  230.302593]  ? lock_release+0x970/0x970
[  230.306571]  ? arch_local_save_flags+0x40/0x40
[  230.311173]  ? __might_sleep+0x95/0x190
[  230.315154]  __alloc_pages_nodemask+0xa80/0xde0
[  230.319837]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.324889]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.330689]  ? kasan_check_read+0x11/0x20
[  230.334838]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.340117]  ? graph_lock+0x170/0x170
[  230.343923]  ? print_usage_bug+0xc0/0xc0
[  230.347987]  ? graph_lock+0x170/0x170
[  230.351789]  ? graph_lock+0x170/0x170
[  230.355593]  ? __do_page_cache_readahead+0x7ce/0x980
[  230.360706]  ? find_held_lock+0x36/0x1c0
[  230.364800]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  230.370348]  alloc_pages_current+0x10c/0x210
[  230.374777]  ? lock_downgrade+0x900/0x900
[  230.378936]  __page_cache_alloc+0x38f/0x5b0
[  230.383260]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.389058]  ? kasan_check_read+0x11/0x20
[  230.393213]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.398494]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  230.403171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.408719]  ? check_preemption_disabled+0x48/0x200
[  230.413765]  filemap_fault+0x1594/0x25f0
[  230.417848]  ? __lock_page_or_retry+0xa00/0xa00
[  230.422526]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.428351]  ? kasan_check_read+0x11/0x20
[  230.432517]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.437797]  ? rcu_bh_qs+0xc0/0xc0
[  230.441355]  ? filemap_map_pages+0xdea/0x1980
[  230.445864]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  230.450978]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  230.456257]  ? debug_object_free+0x325/0x690
[  230.460671]  ? find_get_pages_range_tag+0x1320/0x1320
[  230.465875]  ? graph_lock+0x170/0x170
[  230.469694]  ? kasan_check_read+0x11/0x20
[  230.473849]  ? debug_object_destroy+0x2b0/0x2b0
[  230.478558]  ? lock_acquire+0x1ed/0x520
[  230.482548]  ? ext4_filemap_fault+0x7a/0xad
[  230.486878]  ? lock_release+0x970/0x970
[  230.490855]  ? arch_local_save_flags+0x40/0x40
[  230.495446]  ? futex_wait_setup+0x3e0/0x3e0
[  230.499791]  ? down_read+0xb0/0x1d0
[  230.503425]  ? ext4_filemap_fault+0x7a/0xad
[  230.507747]  ? __down_interruptible+0x700/0x700
[  230.512476]  ext4_filemap_fault+0x82/0xad
[  230.516637]  __do_fault+0x100/0x6b0
[  230.520272]  ? print_bad_pte+0x6c0/0x6c0
[  230.524336]  ? do_futex+0x249/0x26d0
[  230.528057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.533597]  ? pmd_val+0x88/0x100
[  230.537057]  ? add_mm_counter_fast+0xd0/0xd0
[  230.541465]  ? pmd_val+0x88/0x100
[  230.544923]  ? add_mm_counter_fast+0xd0/0xd0
[  230.549340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.554890]  __handle_mm_fault+0x3709/0x53e0
[  230.559303]  ? perf_trace_lock+0x14d/0x7a0
[  230.563560]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  230.568415]  ? graph_lock+0x170/0x170
[  230.572223]  ? print_usage_bug+0xc0/0xc0
[  230.576288]  ? retint_kernel+0x2d/0x2d
[  230.580178]  ? graph_lock+0x170/0x170
[  230.584005]  ? graph_lock+0x170/0x170
[  230.587835]  ? handle_mm_fault+0x42a/0xc70
[  230.592072]  ? lock_downgrade+0x900/0x900
[  230.596222]  ? check_preemption_disabled+0x48/0x200
[  230.601249]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.607050]  ? kasan_check_read+0x11/0x20
[  230.611207]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.616485]  ? rcu_bh_qs+0xc0/0xc0
[  230.620038]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.625498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.631047]  ? check_preemption_disabled+0x48/0x200
[  230.636077]  handle_mm_fault+0x54f/0xc70
[  230.640144]  ? __handle_mm_fault+0x53e0/0x53e0
[  230.644734]  ? find_vma+0x34/0x190
[  230.648296]  __do_page_fault+0x67d/0xed0
[  230.652369]  ? mm_fault_error+0x380/0x380
[  230.656533]  ? trace_hardirqs_off+0xb8/0x300
[  230.660942]  ? trace_hardirqs_on+0x310/0x310
[  230.665357]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.670723]  ? trace_hardirqs_on+0x310/0x310
[  230.675146]  do_page_fault+0xf2/0x7e0
[  230.678953]  ? vmalloc_sync_all+0x30/0x30
[  230.683107]  ? error_entry+0x70/0xd0
[  230.686836]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.691867]  ? trace_hardirqs_on_caller+0xc0/0x300
[  230.696814]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.701746]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.706615]  ? trace_hardirqs_off+0x300/0x300
[  230.711131]  ? trace_hardirqs_off_caller+0x300/0x300
[  230.716242]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.721262]  ? page_fault+0x8/0x30
[  230.724810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.729660]  ? page_fault+0x8/0x30
[  230.733205]  page_fault+0x1e/0x30
[  230.736658] RIP: 0033:0x40f9c0
[  230.739860] Code: Bad RIP value.
[  230.743221] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  230.748586] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  230.755853] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  230.763121] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  230.770391] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  230.777662] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  230.784970] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  230.784976] warn_alloc_show_mem: 1 callbacks suppressed
[  230.784983] Mem-Info:
[  230.792270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.797643] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  230.797643]  active_file:18 inactive_file:16 isolated_file:0
[  230.797643]  unevictable:0 dirty:0 writeback:0 unstable:0
[  230.797643]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  230.797643]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  230.797643]  free:13723 free_pcp:140 free_cma:0
[  230.800019] Call Trace:
[  230.809413] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  230.842443]  <IRQ>
[  230.845025] Node 0 
[  230.872879]  dump_stack+0x1c4/0x2b4
[  230.875030] 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
[  230.877244]  ? dump_stack_print_info.cold.2+0x52/0x52
[  230.880843] lowmem_reserve[]:
[  230.906361]  warn_alloc.cold.118+0xb7/0x1bd
[  230.911519]  0
[  230.914620]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.918923]  2817
[  230.920721]  ? lock_downgrade+0x900/0x900
[  230.925536]  6321
[  230.927600]  ? trace_hardirqs_off+0xb8/0x300
[  230.931714]  6321
[  230.933793]  ? trace_hardirqs_off+0xb8/0x300
[  230.940229]  __alloc_pages_slowpath+0x2667/0x2d80
[  230.944610] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  230.949477]  ? warn_alloc+0x120/0x120
[  230.949495]  ? trace_hardirqs_on+0x310/0x310
[  230.976810] lowmem_reserve[]:
[  230.980619]  ? warn_alloc+0x120/0x120
[  230.984994]  0
[  230.988106]  ? print_usage_bug+0xc0/0xc0
[  230.991878]  0
[  230.993681]  ? warn_alloc+0x120/0x120
[  230.997716]  3503
[  230.999516]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  231.003294]  3503
[  231.005357]  ? print_usage_bug+0xc0/0xc0
[  231.010346] Node 0 
[  231.012402]  ? __lock_acquire+0x7ec/0x4ec0
[  231.016465] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  231.018670]  ? __lock_acquire+0x7ec/0x4ec0
[  231.022878] lowmem_reserve[]:
[  231.051299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.055507]  0
[  231.058615]  ? should_fail+0x22d/0xd01
[  231.064124]  0
[  231.065922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.069785]  0
[  231.071582]  ? __lock_acquire+0x7ec/0x4ec0
[  231.076668]  0
[  231.078466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.084474]  ? __lock_acquire+0x7ec/0x4ec0
[  231.089551] Node 0 
[  231.093787]  ? should_fail+0x22d/0xd01
[  231.093797] DMA: 
[  231.096026]  ? print_usage_bug+0xc0/0xc0
[  231.099906] 1*4kB 
[  231.101972]  ? mark_held_locks+0x130/0x130
[  231.106000] (U) 
[  231.108154]  ? mark_held_locks+0x130/0x130
[  231.112363] 0*8kB 
[  231.114341]  ? graph_lock+0x170/0x170
[  231.118548] 0*16kB 
[  231.120694]  ? print_usage_bug+0xc0/0xc0
[  231.124468] 1*32kB 
[  231.126707]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.130740] (U) 
[  231.132986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.137711] 2*64kB (U) 
[  231.139715]  ? check_preemption_disabled+0x48/0x200
[  231.145225] 1*128kB 
[  231.147820]  ? check_preemption_disabled+0x48/0x200
[  231.147847]  ? __lock_is_held+0xb5/0x140
[  231.152833] (U) 
[  231.155166]  __alloc_pages_nodemask+0xa80/0xde0
[  231.160153] 1*256kB (U) 
[  231.164213]  ? graph_lock+0x170/0x170
[  231.166169] 0*512kB 
[  231.170834]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.173482] 1*1024kB 
[  231.177270]  ? graph_lock+0x170/0x170
[  231.177295]  ? find_held_lock+0x36/0x1c0
[  231.179597] (U) 1*2048kB 
[  231.184622]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.187004] (M) 
[  231.190818]  ? lock_downgrade+0x900/0x900
[  231.194870] 3*4096kB 
[  231.197631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.202260] (M) = 15908kB
[  231.204242]  cache_grow_begin+0x91/0x8c0
[  231.208367] Node 0 
[  231.210786]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.216298] DMA32: 
[  231.219056]  fallback_alloc+0x203/0x2e0
[  231.223091] 3*4kB 
[  231.225325]  ____cache_alloc_node+0x1c7/0x1e0
[  231.229702] (UM) 
[  231.231954]  kmem_cache_alloc_node+0xe3/0x730
[  231.235899] 0*8kB 3*16kB 
[  231.238060]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.242535] (M) 2*32kB 
[  231.244613]  __alloc_skb+0x119/0x770
[  231.249080] (UM) 
[  231.251839]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.256044] 2*64kB 
[  231.258621]  ? skb_scrub_packet+0x490/0x490
[  231.262306] (M) 
[  231.264367]  ? lock_downgrade+0x900/0x900
[  231.269615] 3*128kB (M) 
[  231.271867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.276156] 2*256kB (M) 
[  231.278138]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.282261] 3*512kB 
[  231.284926]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.290444] (M) 
[  231.293114]  ? addrconf_rs_timer+0x6f0/0x6f0
[  231.298538] 4*1024kB 
[  231.301404]  ndisc_alloc_skb+0x144/0x340
[  231.306820] (UM) 3*2048kB 
[  231.308803]  ndisc_send_rs+0x331/0x6e0
[  231.313180] (UM) 
[  231.315595]  addrconf_rs_timer+0x3c0/0x6f0
[  231.319626] 3*4096kB 
[  231.322480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.326336] (M) 
[  231.328404]  call_timer_fn+0x272/0x920
[  231.332611] = 25212kB
[  231.335027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.339235] Node 0 
[  231.341209]  ? process_timeout+0x40/0x40
[  231.345067] Normal: 1019*4kB 
[  231.347485]  ? find_held_lock+0x36/0x1c0
[  231.351691] (MEH) 
[  231.353930]  ? __run_timers+0x7da/0xc70
[  231.357957] 374*8kB (UMEH) 
[  231.361072]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.365108] 169*16kB 
[  231.367250]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.371202] (UMEH) 
[  231.374129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.378632] 71*32kB 
[  231.381046]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.385515] (UMH) 
[  231.387757]  ? trace_hardirqs_on+0xbd/0x310
[  231.391964] 17*64kB 
[  231.394286]  ? kasan_check_read+0x11/0x20
[  231.398848] (UMH) 
[  231.401005]  ? __run_timers+0x7da/0xc70
[  231.405307] 3*128kB 
[  231.407624]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.411743] (H) 
[  231.413897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.417840] 1*256kB (H) 
[  231.420172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.425595] 0*512kB 
[  231.427566]  __run_timers+0x7e5/0xc70
[  231.432267] 0*1024kB 0*2048kB 
[  231.434972]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.439167] 0*4096kB = 13772kB
[  231.441499]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.445282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  231.448464]  ? graph_lock+0x170/0x170
[  231.453806] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  231.453815] 4154 total pagecache pages
[  231.457003]  ? enqueue_hrtimer+0x1a5/0x560
[  231.462002] 0 pages in swap cache
[  231.470825]  ? lock_release+0x970/0x970
[  231.474605] Swap cache stats: add 0, delete 0, find 0/0
[  231.483169]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.487038] Free swap  = 0kB
[  231.491275]  ? find_held_lock+0x36/0x1c0
[  231.494700] Total swap = 0kB
[  231.498665]  ? graph_lock+0x170/0x170
[  231.504005] 1965979 pages RAM
[  231.509191]  ? pvclock_read_flags+0x160/0x160
[  231.512180] 0 pages HighMem/MovableOnly
[  231.512188] 342744 pages reserved
[  231.516246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.519241] 0 pages cma reserved
[  231.523042]  ? check_preemption_disabled+0x48/0x200
[  231.526211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.530615]  ? __lock_is_held+0xb5/0x140
[  231.530631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.530649]  ? check_preemption_disabled+0x48/0x200
[  231.534676] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.538061]  run_timer_softirq+0x52/0xb0
[  231.543571] syz-fuzzer cpuset=
[  231.546937]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.551924] /
[  231.558417]  __do_softirq+0x30b/0xad8
[  231.562450]  mems_allowed=0
[  231.567984]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.608893]  ? pvclock_read_flags+0x160/0x160
[  231.613389]  ? lapic_next_event+0x5a/0x90
[  231.617542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.623085]  ? check_preemption_disabled+0x48/0x200
[  231.628104]  ? check_preemption_disabled+0x48/0x200
[  231.633154]  ? kvm_clock_read+0x18/0x30
[  231.637133]  ? kvm_sched_clock_read+0x9/0x20
[  231.641634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.647175]  ? check_preemption_disabled+0x48/0x200
[  231.652232]  irq_exit+0x17f/0x1c0
[  231.655695]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.660541]  ? smp_reschedule_interrupt+0x109/0x650
[  231.665564]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.671449]  ? interrupt_entry+0xb5/0xf0
[  231.675515]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.680536]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.685562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.690413]  ? trace_hardirqs_off+0x300/0x300
[  231.694907]  ? trace_hardirqs_off+0x300/0x300
[  231.699410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.704954]  ? check_preemption_disabled+0x48/0x200
[  231.709970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.715518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.720374]  apic_timer_interrupt+0xf/0x20
[  231.724627]  </IRQ>
[  231.726870] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  231.731802] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  231.750707] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  231.758426] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  231.765699] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  231.772965] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  231.780232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  231.787507] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  231.794844]  skb_clone+0x1bb/0x500
[  231.798396]  ? finish_task_switch+0x2f5/0x900
[  231.802899]  ? skb_split+0x11e0/0x11e0
[  231.806792]  ? preempt_notifier_register+0x200/0x200
[  231.811896]  ? __switch_to_asm+0x34/0x70
[  231.815960]  ? __switch_to_asm+0x34/0x70
[  231.820026]  ? __switch_to_asm+0x40/0x70
[  231.824087]  ? __switch_to_asm+0x34/0x70
[  231.828148]  ? __switch_to_asm+0x40/0x70
[  231.832209]  ? __switch_to_asm+0x34/0x70
[  231.836270]  ? __switch_to_asm+0x40/0x70
[  231.840328]  ? __switch_to_asm+0x34/0x70
[  231.844390]  ? __switch_to_asm+0x34/0x70
[  231.848451]  ? __switch_to_asm+0x40/0x70
[  231.852513]  ? __switch_to_asm+0x34/0x70
[  231.856607]  bpf_clone_redirect+0xb9/0x490
[  231.860847]  ? __schedule+0x874/0x1ed0
[  231.864744]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  231.869793]  ? __sched_text_start+0x8/0x8
[  231.873946]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.878721]  ? find_held_lock+0x36/0x1c0
[  231.882802]  ? lock_acquire+0x1ed/0x520
[  231.886789]  ? bpf_test_run+0x32e/0x5a0
[  231.890777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.896336]  ? check_preemption_disabled+0x48/0x200
[  231.901397]  ? kasan_check_read+0x11/0x20
[  231.905554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.910835]  ? rcu_bh_qs+0xc0/0xc0
[  231.914388]  ? preempt_schedule+0x4d/0x60
[  231.918544]  ? ___preempt_schedule+0x16/0x18
[  231.922999]  ? bpf_test_run+0x1c0/0x5a0
[  231.926997]  ? netlink_diag_dump+0x2a0/0x2a0
[  231.931420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.936961]  ? bpf_test_init.isra.9+0x70/0x100
[  231.941550]  ? bpf_prog_test_run_skb+0x634/0xb40
[  231.946321]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.951174]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  231.956712]  ? fput+0x130/0x1a0
[  231.960029]  ? __bpf_prog_get+0x9b/0x290
[  231.964099]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.968941]  ? bpf_prog_test_run+0x130/0x1a0
[  231.973356]  ? __x64_sys_bpf+0x3d8/0x510
[  231.977420]  ? bpf_prog_get+0x20/0x20
[  231.981233]  ? ksys_ioctl+0x81/0xd0
[  231.984877]  ? do_syscall_64+0x1b9/0x820
[  231.988944]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  231.994314]  ? syscall_return_slowpath+0x5e0/0x5e0
[  231.999250]  ? trace_hardirqs_off+0x300/0x300
[  232.003775]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  232.008799]  ? recalc_sigpending_tsk+0x180/0x180
[  232.013567]  ? kasan_check_write+0x14/0x20
[  232.017843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.022700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.028088] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  232.028177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  232.035019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.035027] Call Trace:
[  232.041610] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.050856]  <IRQ>
[  232.053426] syz-executor7 cpuset=
[  232.063907]  dump_stack+0x1c4/0x2b4
[  232.066037] syz7
[  232.069487]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.073096]  mems_allowed=0
[  232.075076]  warn_alloc.cold.118+0xb7/0x1bd
[  232.087478]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.092334]  ? lock_downgrade+0x900/0x900
[  232.096494]  ? trace_hardirqs_off+0xb8/0x300
[  232.100922]  ? trace_hardirqs_off+0xb8/0x300
[  232.105341]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.110216]  ? warn_alloc+0x120/0x120
[  232.114026]  ? warn_alloc+0x120/0x120
[  232.117899]  ? print_usage_bug+0xc0/0xc0
[  232.121963]  ? warn_alloc+0x120/0x120
[  232.125777]  ? print_usage_bug+0xc0/0xc0
[  232.129843]  ? __lock_acquire+0x7ec/0x4ec0
[  232.134086]  ? __lock_acquire+0x7ec/0x4ec0
[  232.138333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.143873]  ? should_fail+0x22d/0xd01
[  232.147776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.152882]  ? __lock_acquire+0x7ec/0x4ec0
[  232.157121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.162226]  ? __lock_acquire+0x7ec/0x4ec0
[  232.166465]  ? should_fail+0x22d/0xd01
[  232.170366]  ? mark_held_locks+0x130/0x130
[  232.174606]  ? mark_held_locks+0x130/0x130
[  232.178844]  ? graph_lock+0x170/0x170
[  232.182644]  ? graph_lock+0x170/0x170
[  232.186448]  ? graph_lock+0x170/0x170
[  232.190249]  ? print_usage_bug+0xc0/0xc0
[  232.194317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.199855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.205591]  ? check_preemption_disabled+0x48/0x200
[  232.210612]  ? check_preemption_disabled+0x48/0x200
[  232.215642]  ? __lock_is_held+0xb5/0x140
[  232.219715]  __alloc_pages_nodemask+0xa80/0xde0
[  232.224397]  ? graph_lock+0x170/0x170
[  232.228207]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.233224]  ? graph_lock+0x170/0x170
[  232.237037]  ? find_held_lock+0x36/0x1c0
[  232.241116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.245791]  ? lock_downgrade+0x900/0x900
[  232.249955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.255502]  cache_grow_begin+0x91/0x8c0
[  232.259575]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.264002]  fallback_alloc+0x203/0x2e0
[  232.267987]  ____cache_alloc_node+0x1c7/0x1e0
[  232.272492]  kmem_cache_alloc_node+0xe3/0x730
[  232.276999]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.281251]  __alloc_skb+0x119/0x770
[  232.284973]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.290256]  ? skb_scrub_packet+0x490/0x490
[  232.294582]  ? lock_downgrade+0x900/0x900
[  232.298743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.304300]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.309767]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.315225]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.319650]  ndisc_alloc_skb+0x144/0x340
[  232.323720]  ndisc_send_rs+0x331/0x6e0
[  232.327625]  addrconf_rs_timer+0x3c0/0x6f0
[  232.331870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.336122]  call_timer_fn+0x272/0x920
[  232.340013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.344253]  ? process_timeout+0x40/0x40
[  232.348318]  ? find_held_lock+0x36/0x1c0
[  232.352389]  ? mark_held_locks+0xc7/0x130
[  232.356566]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.361063]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.365560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.369799]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  232.374390]  ? trace_hardirqs_on+0xbd/0x310
[  232.378721]  ? kasan_check_read+0x11/0x20
[  232.382879]  ? __run_timers+0x7da/0xc70
[  232.386861]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.392323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.396570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.400815]  __run_timers+0x7e5/0xc70
[  232.404645]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  232.410025]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.415056]  ? graph_lock+0x170/0x170
[  232.418868]  ? print_usage_bug+0xc0/0xc0
[  232.422928]  ? lock_release+0x970/0x970
[  232.426935]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.432137]  ? find_held_lock+0x36/0x1c0
[  232.436207]  ? graph_lock+0x170/0x170
[  232.440025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.445575]  ? check_preemption_disabled+0x48/0x200
[  232.450623]  ? __lock_is_held+0xb5/0x140
[  232.454689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.460233]  ? check_preemption_disabled+0x48/0x200
[  232.465269]  run_timer_softirq+0x52/0xb0
[  232.469337]  ? rcu_read_lock_sched_held+0x108/0x120
[  232.474361]  __do_softirq+0x30b/0xad8
[  232.478180]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  232.483293]  ? pvclock_read_flags+0x160/0x160
[  232.487803]  ? lapic_next_event+0x5a/0x90
[  232.491961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.497509]  ? check_preemption_disabled+0x48/0x200
[  232.502542]  ? check_preemption_disabled+0x48/0x200
[  232.507574]  ? kvm_clock_read+0x18/0x30
[  232.511558]  ? kvm_sched_clock_read+0x9/0x20
[  232.515989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.521542]  ? check_preemption_disabled+0x48/0x200
[  232.526587]  irq_exit+0x17f/0x1c0
[  232.530053]  smp_apic_timer_interrupt+0x1cb/0x760
[  232.534908]  ? smp_reschedule_interrupt+0x109/0x650
[  232.539938]  ? smp_call_function_single_interrupt+0x650/0x650
[  232.545828]  ? interrupt_entry+0xb5/0xf0
[  232.549898]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.554921]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.559948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.564799]  ? trace_hardirqs_off+0x300/0x300
[  232.569298]  ? trace_hardirqs_off+0x300/0x300
[  232.573808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.579354]  ? check_preemption_disabled+0x48/0x200
[  232.584378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.589930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.594804]  apic_timer_interrupt+0xf/0x20
[  232.599040]  </IRQ>
[  232.601287] RIP: 0010:console_unlock+0x1017/0x11a0
[  232.606221] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  232.625228] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  232.632951] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  232.640222] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  232.647496] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  232.654792] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  232.662067] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  232.669359]  ? netconsole_netdev_event+0x280/0x280
[  232.674308]  ? console_unlock+0x100e/0x11a0
[  232.678656]  ? devkmsg_read+0xbb0/0xbb0
[  232.682633]  ? vprintk_emit+0x7f7/0x930
[  232.686617]  ? lock_release+0x970/0x970
[  232.690600]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.696061]  ? vprintk_default+0x28/0x30
[  232.700135]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.705597]  ? kasan_check_write+0x14/0x20
[  232.709843]  ? do_raw_spin_lock+0xc1/0x200
[  232.714095]  vprintk_emit+0x33d/0x930
[  232.717914]  ? wake_up_klogd+0x180/0x180
[  232.721978]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.726564]  ? retint_kernel+0x2d/0x2d
[  232.730461]  ? find_held_lock+0x36/0x1c0
[  232.734551]  ? mark_held_locks+0xc7/0x130
[  232.738725]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.743251]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.747793]  vprintk_default+0x28/0x30
[  232.751714]  vprintk_func+0x7e/0x181
[  232.755444]  printk+0xa7/0xcf
[  232.758566]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  232.763336]  ? _raw_spin_unlock_irq+0x60/0x80
[  232.767875]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  232.773173]  dump_header+0x7cc/0xf72
[  232.776901]  ? pagefault_out_of_memory+0x197/0x197
[  232.781842]  ? mark_held_locks+0x130/0x130
[  232.786079]  ? __lock_acquire+0x7ec/0x4ec0
[  232.790316]  ? mem_cgroup_charge_statistics+0x780/0x780
[  232.795688]  ? print_usage_bug+0xc0/0xc0
[  232.799761]  ? print_usage_bug+0xc0/0xc0
[  232.803838]  ? graph_lock+0x170/0x170
[  232.807641]  ? graph_lock+0x170/0x170
[  232.811442]  ? print_usage_bug+0xc0/0xc0
[  232.815543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.821108]  ? find_held_lock+0x36/0x1c0
[  232.825185]  ? mark_held_locks+0xc7/0x130
[  232.829341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.834447]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.839556]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.844143]  ? trace_hardirqs_on+0xbd/0x310
[  232.848472]  ? kasan_check_read+0x11/0x20
[  232.852622]  ? ___ratelimit+0x36f/0x655
[  232.856605]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.862059]  ? trace_hardirqs_on+0x310/0x310
[  232.866470]  ? lock_downgrade+0x900/0x900
[  232.870630]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  232.875740]  ? ___ratelimit+0xaa/0x655
[  232.879674]  ? idr_get_free+0xec0/0xec0
[  232.883659]  ? kasan_check_write+0x14/0x20
[  232.887900]  ? do_raw_spin_lock+0xc1/0x200
[  232.892145]  oom_kill_process.cold.27+0x10/0x903
[  232.896909]  ? graph_lock+0x170/0x170
[  232.900713]  ? _raw_spin_unlock+0x2c/0x50
[  232.904864]  ? oom_badness+0xe6/0xaa0
[  232.908676]  ? oom_evaluate_task+0x540/0x540
[  232.913126]  ? find_held_lock+0x36/0x1c0
[  232.917201]  ? out_of_memory+0x974/0x14c0
[  232.921362]  ? lock_downgrade+0x900/0x900
[  232.925523]  ? check_preemption_disabled+0x48/0x200
[  232.930559]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.936365]  ? kasan_check_read+0x11/0x20
[  232.940527]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.945813]  ? rcu_bh_qs+0xc0/0xc0
[  232.949368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.954387]  ? oom_evaluate_task+0x302/0x540
[  232.958807]  out_of_memory+0xa86/0x14c0
[  232.962804]  ? oom_killer_disable+0x3a0/0x3a0
[  232.967309]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  232.972248]  ? __mutex_add_waiter+0x2a0/0x2a0
[  232.976775]  __alloc_pages_slowpath+0x2318/0x2d80
[  232.981671]  ? warn_alloc+0x120/0x120
[  232.985499]  ? find_get_entry+0x2f2/0xc40
[  232.989674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.995229]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  233.000179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.005740]  ? should_fail+0x22d/0xd01
[  233.009662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.014793]  ? __lock_is_held+0xb5/0x140
[  233.018901]  ? __lock_is_held+0xb5/0x140
[  233.022983]  ? find_held_lock+0x36/0x1c0
[  233.027062]  ? ___might_sleep+0x1ed/0x300
[  233.031213]  ? lock_release+0x970/0x970
[  233.035198]  ? arch_local_save_flags+0x40/0x40
[  233.039826]  ? __might_sleep+0x95/0x190
[  233.043830]  __alloc_pages_nodemask+0xa80/0xde0
[  233.048528]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.053564]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.059373]  ? kasan_check_read+0x11/0x20
[  233.063542]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.068832]  ? graph_lock+0x170/0x170
[  233.072639]  ? print_usage_bug+0xc0/0xc0
[  233.076710]  ? graph_lock+0x170/0x170
[  233.080519]  ? graph_lock+0x170/0x170
[  233.084327]  ? __do_page_cache_readahead+0x7ce/0x980
[  233.089441]  ? find_held_lock+0x36/0x1c0
[  233.093518]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  233.099068]  alloc_pages_current+0x10c/0x210
[  233.103485]  ? lock_downgrade+0x900/0x900
[  233.107651]  __page_cache_alloc+0x38f/0x5b0
[  233.111982]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.117790]  ? kasan_check_read+0x11/0x20
[  233.121947]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.127238]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  233.131916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.137462]  ? check_preemption_disabled+0x48/0x200
[  233.142526]  filemap_fault+0x1594/0x25f0
[  233.146608]  ? __lock_page_or_retry+0xa00/0xa00
[  233.151283]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.157088]  ? kasan_check_read+0x11/0x20
[  233.161254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.166541]  ? rcu_bh_qs+0xc0/0xc0
[  233.170103]  ? filemap_map_pages+0xdea/0x1980
[  233.174610]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  233.179721]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  233.185006]  ? debug_object_free+0x325/0x690
[  233.189424]  ? find_get_pages_range_tag+0x1320/0x1320
[  233.194663]  ? graph_lock+0x170/0x170
[  233.198477]  ? kasan_check_read+0x11/0x20
[  233.202635]  ? debug_object_destroy+0x2b0/0x2b0
[  233.207322]  ? lock_acquire+0x1ed/0x520
[  233.211309]  ? ext4_filemap_fault+0x7a/0xad
[  233.215645]  ? lock_release+0x970/0x970
[  233.219625]  ? arch_local_save_flags+0x40/0x40
[  233.224216]  ? futex_wait_setup+0x3e0/0x3e0
[  233.228575]  ? down_read+0xb0/0x1d0
[  233.232207]  ? ext4_filemap_fault+0x7a/0xad
[  233.236536]  ? __down_interruptible+0x700/0x700
[  233.241234]  ext4_filemap_fault+0x82/0xad
[  233.245392]  __do_fault+0x100/0x6b0
[  233.249031]  ? print_bad_pte+0x6c0/0x6c0
[  233.253105]  ? do_futex+0x249/0x26d0
[  233.256828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.262397]  ? pmd_val+0x88/0x100
[  233.265859]  ? add_mm_counter_fast+0xd0/0xd0
[  233.270271]  ? pmd_val+0x88/0x100
[  233.273733]  ? add_mm_counter_fast+0xd0/0xd0
[  233.278178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.283727]  __handle_mm_fault+0x3709/0x53e0
[  233.288160]  ? perf_trace_lock+0x14d/0x7a0
[  233.292411]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  233.297260]  ? graph_lock+0x170/0x170
[  233.301448]  ? print_usage_bug+0xc0/0xc0
[  233.305524]  ? retint_kernel+0x2d/0x2d
[  233.309430]  ? graph_lock+0x170/0x170
[  233.313237]  ? graph_lock+0x170/0x170
[  233.317066]  ? handle_mm_fault+0x42a/0xc70
[  233.321310]  ? lock_downgrade+0x900/0x900
[  233.325470]  ? check_preemption_disabled+0x48/0x200
[  233.330506]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.336320]  ? kasan_check_read+0x11/0x20
[  233.340482]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.345781]  ? rcu_bh_qs+0xc0/0xc0
[  233.349331]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.354803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.360354]  ? check_preemption_disabled+0x48/0x200
[  233.365391]  handle_mm_fault+0x54f/0xc70
[  233.369468]  ? __handle_mm_fault+0x53e0/0x53e0
[  233.374066]  ? find_vma+0x34/0x190
[  233.377621]  __do_page_fault+0x67d/0xed0
[  233.381705]  ? mm_fault_error+0x380/0x380
[  233.385860]  ? trace_hardirqs_off+0xb8/0x300
[  233.390279]  ? trace_hardirqs_on+0x310/0x310
[  233.394698]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.400084]  ? trace_hardirqs_on+0x310/0x310
[  233.404520]  do_page_fault+0xf2/0x7e0
[  233.408332]  ? vmalloc_sync_all+0x30/0x30
[  233.412488]  ? error_entry+0x70/0xd0
[  233.416221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.421261]  ? trace_hardirqs_on_caller+0xc0/0x300
[  233.426216]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.431592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.436456]  ? trace_hardirqs_off+0x300/0x300
[  233.440967]  ? trace_hardirqs_off_caller+0x300/0x300
[  233.446092]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.451123]  ? page_fault+0x8/0x30
[  233.454679]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.459541]  ? page_fault+0x8/0x30
[  233.463095]  page_fault+0x1e/0x30
[  233.466558] RIP: 0033:0x40f9c0
[  233.469771] Code: Bad RIP value.
[  233.473137] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  233.478505] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  233.485790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  233.493069] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  233.500343] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  233.507616] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  233.514927] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  233.514933] warn_alloc_show_mem: 1 callbacks suppressed
[  233.514940] Mem-Info:
[  233.522224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.527599] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  233.527599]  active_file:18 inactive_file:16 isolated_file:0
[  233.527599]  unevictable:0 dirty:0 writeback:0 unstable:0
[  233.527599]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  233.527599]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  233.527599]  free:13723 free_pcp:140 free_cma:0
[  233.529975] Call Trace:
[  233.539378] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  233.572411]  <IRQ>
[  233.574993] Node 0 
[  233.602872]  dump_stack+0x1c4/0x2b4
[  233.605030] 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
[  233.607260]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.610848] lowmem_reserve[]: 0
[  233.636390]  warn_alloc.cold.118+0xb7/0x1bd
[  233.641567]  2817
[  233.644860]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.649154]  6321
[  233.651256]  ? lock_downgrade+0x900/0x900
[  233.656068]  6321
[  233.658147]  ? trace_hardirqs_off+0xb8/0x300
[  233.664336]  ? trace_hardirqs_off+0xb8/0x300
[  233.668715] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  233.673171]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.673215]  ? warn_alloc+0x120/0x120
[  233.700519] lowmem_reserve[]: 0
[  233.705410]  ? trace_hardirqs_on+0x310/0x310
[  233.709190]  0
[  233.712497]  ? warn_alloc+0x120/0x120
[  233.716872]  3503
[  233.718681]  ? print_usage_bug+0xc0/0xc0
[  233.722445]  3503
[  233.724510]  ? warn_alloc+0x120/0x120
[  233.730619]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  233.734386] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  233.739438]  ? print_usage_bug+0xc0/0xc0
[  233.739455]  ? __lock_acquire+0x7ec/0x4ec0
[  233.768419] lowmem_reserve[]: 0
[  233.772515]  ? __lock_acquire+0x7ec/0x4ec0
[  233.776714]  0 0
[  233.780004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.784212]  0
[  233.786204]  ? should_fail+0x22d/0xd01
[  233.791721] Node 0 
[  233.793545]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.797398] DMA: 
[  233.799643]  ? __lock_acquire+0x7ec/0x4ec0
[  233.804735] 1*4kB 
[  233.806829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.811048] (U) 
[  233.813215]  ? __lock_acquire+0x7ec/0x4ec0
[  233.818283] 0*8kB 0*16kB 
[  233.820275]  ? should_fail+0x22d/0xd01
[  233.824482] 1*32kB (U) 
[  233.827263]  ? print_usage_bug+0xc0/0xc0
[  233.831117] 2*64kB (U) 
[  233.833730]  ? mark_held_locks+0x130/0x130
[  233.837929] 1*128kB 
[  233.840524]  ? mark_held_locks+0x130/0x130
[  233.844732] (U) 
[  233.847072]  ? graph_lock+0x170/0x170
[  233.851280] 1*256kB (U) 
[  233.853280]  ? print_usage_bug+0xc0/0xc0
[  233.857070] 0*512kB 1*1024kB 
[  233.859767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.863800] (U) 
[  233.866907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.871631] 1*2048kB 
[  233.873608]  ? check_preemption_disabled+0x48/0x200
[  233.879122] (M) 
[  233.881535]  ? check_preemption_disabled+0x48/0x200
[  233.881565]  ? __lock_is_held+0xb5/0x140
[  233.886556] 3*4096kB (M) 
[  233.888547]  __alloc_pages_nodemask+0xa80/0xde0
[  233.893532] = 15908kB
[  233.893542] Node 0 
[  233.897603]  ? graph_lock+0x170/0x170
[  233.900335] DMA32: 
[  233.905018]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.907392] 3*4kB 
[  233.909628]  ? graph_lock+0x170/0x170
[  233.913402] (UM) 
[  233.915649]  ? find_held_lock+0x36/0x1c0
[  233.920630] 0*8kB 3*16kB 
[  233.922801]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.926569] (M) 
[  233.928631]  ? lock_downgrade+0x900/0x900
[  233.932661] 2*32kB (UM) 
[  233.935434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.940074] 2*64kB 
[  233.942055]  cache_grow_begin+0x91/0x8c0
[  233.946170] (M) 
[  233.948841]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.954343] 3*128kB (M) 
[  233.956601]  fallback_alloc+0x203/0x2e0
[  233.960631] 2*256kB 
[  233.962611]  ____cache_alloc_node+0x1c7/0x1e0
[  233.966991] (M) 
[  233.969669]  kmem_cache_alloc_node+0xe3/0x730
[  233.973613] 3*512kB (M) 
[  233.975945]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.980412] 4*1024kB 
[  233.982395]  __alloc_skb+0x119/0x770
[  233.986864] (UM) 
[  233.989540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.993742] 3*2048kB (UM) 
[  233.996172]  ? skb_scrub_packet+0x490/0x490
[  233.999858] 3*4096kB 
[  234.001921]  ? lock_downgrade+0x900/0x900
[  234.007165] (M) = 25212kB
[  234.010028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.014316] Node 0 
[  234.016722]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.020839] Normal: 1019*4kB 
[  234.023604]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.029115] (MEH) 
[  234.031360]  ? addrconf_rs_timer+0x6f0/0x6f0
[  234.036778] 374*8kB (UMEH) 
[  234.039898]  ndisc_alloc_skb+0x144/0x340
[  234.045305] 169*16kB (UMEH) 
[  234.047462]  ndisc_send_rs+0x331/0x6e0
[  234.051861] 71*32kB 
[  234.054797]  addrconf_rs_timer+0x3c0/0x6f0
[  234.058851] (UMH) 
[  234.061871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.065725] 17*64kB (UMH) 
[  234.068072]  call_timer_fn+0x272/0x920
[  234.072268] 3*128kB (H) 
[  234.074435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.078646] 1*256kB 
[  234.081489]  ? process_timeout+0x40/0x40
[  234.085352] (H) 
[  234.088028]  ? find_held_lock+0x36/0x1c0
[  234.092235] 0*512kB 
[  234.094558]  ? __run_timers+0x7da/0xc70
[  234.098605] 0*1024kB 
[  234.100575]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.104613] 0*2048kB 
[  234.106934]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.110888] 0*4096kB 
[  234.113297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.117771] = 13772kB
[  234.120176]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.124653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  234.127055]  ? trace_hardirqs_on+0xbd/0x310
[  234.131272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  234.133676]  ? kasan_check_read+0x11/0x20
[  234.138235] 4154 total pagecache pages
[  234.147076]  ? __run_timers+0x7da/0xc70
[  234.151381] 0 pages in swap cache
[  234.159953]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.164072] Swap cache stats: add 0, delete 0, find 0/0
[  234.167956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.171908] Free swap  = 0kB
[  234.171916] Total swap = 0kB
[  234.175374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.180792] 1965979 pages RAM
[  234.186158]  __run_timers+0x7e5/0xc70
[  234.190356] 0 pages HighMem/MovableOnly
[  234.190364] 342744 pages reserved
[  234.193394]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.196375] 0 pages cma reserved
[  234.200615]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.203811] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.207493]  ? graph_lock+0x170/0x170
[  234.207511]  ? enqueue_hrtimer+0x1a5/0x560
[  234.207525]  ? lock_release+0x970/0x970
[  234.207541]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.211574] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.214952]  ? find_held_lock+0x36/0x1c0
[  234.220348] syz-fuzzer cpuset=
[  234.223711]  ? graph_lock+0x170/0x170
[  234.228701] /
[  234.235196]  ? pvclock_read_flags+0x160/0x160
[  234.238975]  mems_allowed=0
[  234.243202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.288207]  ? check_preemption_disabled+0x48/0x200
[  234.293242]  ? __lock_is_held+0xb5/0x140
[  234.297312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.302855]  ? check_preemption_disabled+0x48/0x200
[  234.307882]  run_timer_softirq+0x52/0xb0
[  234.311946]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.316970]  __do_softirq+0x30b/0xad8
[  234.320792]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.325909]  ? pvclock_read_flags+0x160/0x160
[  234.330415]  ? lapic_next_event+0x5a/0x90
[  234.334573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.340120]  ? check_preemption_disabled+0x48/0x200
[  234.345138]  ? check_preemption_disabled+0x48/0x200
[  234.350165]  ? kvm_clock_read+0x18/0x30
[  234.354140]  ? kvm_sched_clock_read+0x9/0x20
[  234.358556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.364100]  ? check_preemption_disabled+0x48/0x200
[  234.369131]  irq_exit+0x17f/0x1c0
[  234.372592]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.377440]  ? smp_reschedule_interrupt+0x109/0x650
[  234.382463]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.388373]  ? interrupt_entry+0xb5/0xf0
[  234.392441]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.397466]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.402485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.407334]  ? trace_hardirqs_off+0x300/0x300
[  234.411852]  ? trace_hardirqs_off+0x300/0x300
[  234.416355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.421901]  ? check_preemption_disabled+0x48/0x200
[  234.426917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.432468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.437591]  apic_timer_interrupt+0xf/0x20
[  234.441840]  </IRQ>
[  234.444085] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  234.449027] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  234.467948] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  234.475697] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  234.482983] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  234.490286] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  234.497568] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  234.504850] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  234.512187]  skb_clone+0x1bb/0x500
[  234.515737]  ? finish_task_switch+0x2f5/0x900
[  234.520250]  ? skb_split+0x11e0/0x11e0
[  234.524144]  ? preempt_notifier_register+0x200/0x200
[  234.529251]  ? __switch_to_asm+0x34/0x70
[  234.533326]  ? __switch_to_asm+0x34/0x70
[  234.537431]  ? __switch_to_asm+0x40/0x70
[  234.541497]  ? __switch_to_asm+0x34/0x70
[  234.545568]  ? __switch_to_asm+0x40/0x70
[  234.549626]  ? __switch_to_asm+0x34/0x70
[  234.553686]  ? __switch_to_asm+0x40/0x70
[  234.557746]  ? __switch_to_asm+0x34/0x70
[  234.561823]  ? __switch_to_asm+0x34/0x70
[  234.565884]  ? __switch_to_asm+0x40/0x70
[  234.569943]  ? __switch_to_asm+0x34/0x70
[  234.574029]  bpf_clone_redirect+0xb9/0x490
[  234.578274]  ? __schedule+0x874/0x1ed0
[  234.582171]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  234.587209]  ? __sched_text_start+0x8/0x8
[  234.591360]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.596132]  ? find_held_lock+0x36/0x1c0
[  234.600209]  ? lock_acquire+0x1ed/0x520
[  234.604188]  ? bpf_test_run+0x32e/0x5a0
[  234.608173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.613719]  ? check_preemption_disabled+0x48/0x200
[  234.618764]  ? kasan_check_read+0x11/0x20
[  234.622922]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.628201]  ? rcu_bh_qs+0xc0/0xc0
[  234.631748]  ? preempt_schedule+0x4d/0x60
[  234.635913]  ? ___preempt_schedule+0x16/0x18
[  234.640332]  ? bpf_test_run+0x1c0/0x5a0
[  234.644336]  ? netlink_diag_dump+0x2a0/0x2a0
[  234.648761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.654299]  ? bpf_test_init.isra.9+0x70/0x100
[  234.658889]  ? bpf_prog_test_run_skb+0x634/0xb40
[  234.663656]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.668501]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  234.674040]  ? fput+0x130/0x1a0
[  234.677326]  ? __bpf_prog_get+0x9b/0x290
[  234.681390]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.686237]  ? bpf_prog_test_run+0x130/0x1a0
[  234.690654]  ? __x64_sys_bpf+0x3d8/0x510
[  234.694717]  ? bpf_prog_get+0x20/0x20
[  234.698538]  ? ksys_ioctl+0x81/0xd0
[  234.702200]  ? do_syscall_64+0x1b9/0x820
[  234.706268]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  234.711651]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.716590]  ? trace_hardirqs_off+0x300/0x300
[  234.721100]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  234.726129]  ? recalc_sigpending_tsk+0x180/0x180
[  234.730901]  ? kasan_check_write+0x14/0x20
[  234.735152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.740008]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  234.745415] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  234.745508] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.752353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.752358] Call Trace:
[  234.752366]  <IRQ>
[  234.752387]  dump_stack+0x1c4/0x2b4
[  234.752401]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.752427]  warn_alloc.cold.118+0xb7/0x1bd
[  234.752444]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.759060] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.768297]  ? lock_downgrade+0x900/0x900
[  234.770856] syz-executor7 cpuset=
[  234.773015]  ? trace_hardirqs_off+0xb8/0x300
[  234.776647] syz7
[  234.781837]  ? trace_hardirqs_off+0xb8/0x300
[  234.786171]  mems_allowed=0
[  234.791013]  __alloc_pages_slowpath+0x2667/0x2d80
[  234.827613]  ? warn_alloc+0x120/0x120
[  234.831431]  ? warn_alloc+0x120/0x120
[  234.835247]  ? print_usage_bug+0xc0/0xc0
[  234.839312]  ? warn_alloc+0x120/0x120
[  234.843116]  ? print_usage_bug+0xc0/0xc0
[  234.847184]  ? __lock_acquire+0x7ec/0x4ec0
[  234.851419]  ? __lock_acquire+0x7ec/0x4ec0
[  234.855664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.861207]  ? should_fail+0x22d/0xd01
[  234.865102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.870207]  ? __lock_acquire+0x7ec/0x4ec0
[  234.874450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.879553]  ? __lock_acquire+0x7ec/0x4ec0
[  234.883793]  ? should_fail+0x22d/0xd01
[  234.887695]  ? mark_held_locks+0x130/0x130
[  234.891936]  ? mark_held_locks+0x130/0x130
[  234.896176]  ? graph_lock+0x170/0x170
[  234.899991]  ? graph_lock+0x170/0x170
[  234.903798]  ? graph_lock+0x170/0x170
[  234.907599]  ? print_usage_bug+0xc0/0xc0
[  234.911662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.917203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.922770]  ? check_preemption_disabled+0x48/0x200
[  234.927793]  ? check_preemption_disabled+0x48/0x200
[  234.932831]  ? __lock_is_held+0xb5/0x140
[  234.936905]  __alloc_pages_nodemask+0xa80/0xde0
[  234.941577]  ? graph_lock+0x170/0x170
[  234.945385]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.950400]  ? graph_lock+0x170/0x170
[  234.954218]  ? find_held_lock+0x36/0x1c0
[  234.958311]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.962984]  ? lock_downgrade+0x900/0x900
[  234.967160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.972709]  cache_grow_begin+0x91/0x8c0
[  234.976787]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.981219]  fallback_alloc+0x203/0x2e0
[  234.985219]  ____cache_alloc_node+0x1c7/0x1e0
[  234.989733]  kmem_cache_alloc_node+0xe3/0x730
[  234.994287]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.998543]  __alloc_skb+0x119/0x770
[  235.002300]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.007599]  ? skb_scrub_packet+0x490/0x490
[  235.011924]  ? lock_downgrade+0x900/0x900
[  235.016090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.021632]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.027094]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.032551]  ? addrconf_rs_timer+0x6f0/0x6f0
[  235.036977]  ndisc_alloc_skb+0x144/0x340
[  235.041053]  ndisc_send_rs+0x331/0x6e0
[  235.044971]  addrconf_rs_timer+0x3c0/0x6f0
[  235.049222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.053476]  call_timer_fn+0x272/0x920
[  235.057366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.061606]  ? process_timeout+0x40/0x40
[  235.065672]  ? find_held_lock+0x36/0x1c0
[  235.069746]  ? mark_held_locks+0xc7/0x130
[  235.073917]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.078418]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.082917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.087158]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  235.091761]  ? trace_hardirqs_on+0xbd/0x310
[  235.096092]  ? kasan_check_read+0x11/0x20
[  235.100249]  ? __run_timers+0x7da/0xc70
[  235.104256]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.109717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.113970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.118216]  __run_timers+0x7e5/0xc70
[  235.122036]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  235.127415]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.132442]  ? graph_lock+0x170/0x170
[  235.136253]  ? print_usage_bug+0xc0/0xc0
[  235.140314]  ? lock_release+0x970/0x970
[  235.144295]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.149497]  ? find_held_lock+0x36/0x1c0
[  235.153573]  ? graph_lock+0x170/0x170
[  235.157389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.162942]  ? check_preemption_disabled+0x48/0x200
[  235.167977]  ? __lock_is_held+0xb5/0x140
[  235.172048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.177597]  ? check_preemption_disabled+0x48/0x200
[  235.182632]  run_timer_softirq+0x52/0xb0
[  235.186697]  ? rcu_read_lock_sched_held+0x108/0x120
[  235.191725]  __do_softirq+0x30b/0xad8
[  235.195561]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  235.200676]  ? pvclock_read_flags+0x160/0x160
[  235.205178]  ? lapic_next_event+0x5a/0x90
[  235.209335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.214886]  ? check_preemption_disabled+0x48/0x200
[  235.219907]  ? check_preemption_disabled+0x48/0x200
[  235.224935]  ? kvm_clock_read+0x18/0x30
[  235.228916]  ? kvm_sched_clock_read+0x9/0x20
[  235.233334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.238886]  ? check_preemption_disabled+0x48/0x200
[  235.243918]  irq_exit+0x17f/0x1c0
[  235.247379]  smp_apic_timer_interrupt+0x1cb/0x760
[  235.252223]  ? smp_reschedule_interrupt+0x109/0x650
[  235.257243]  ? smp_call_function_single_interrupt+0x650/0x650
[  235.263132]  ? interrupt_entry+0xb5/0xf0
[  235.267200]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.272224]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.277243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.282094]  ? trace_hardirqs_off+0x300/0x300
[  235.286602]  ? trace_hardirqs_off+0x300/0x300
[  235.291109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.296652]  ? check_preemption_disabled+0x48/0x200
[  235.302051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.307601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.312457]  apic_timer_interrupt+0xf/0x20
[  235.316687]  </IRQ>
[  235.318930] RIP: 0010:console_unlock+0x1017/0x11a0
[  235.323867] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  235.342779] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  235.350500] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  235.357788] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  235.365074] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  235.372347] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  235.379623] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  235.386920]  ? netconsole_netdev_event+0x280/0x280
[  235.391870]  ? console_unlock+0x100e/0x11a0
[  235.396218]  ? devkmsg_read+0xbb0/0xbb0
[  235.400197]  ? vprintk_emit+0x7f7/0x930
[  235.404180]  ? lock_release+0x970/0x970
[  235.408182]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.413637]  ? vprintk_default+0x28/0x30
[  235.417705]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.423161]  ? kasan_check_write+0x14/0x20
[  235.427401]  ? do_raw_spin_lock+0xc1/0x200
[  235.432128]  vprintk_emit+0x33d/0x930
[  235.435943]  ? wake_up_klogd+0x180/0x180
[  235.440009]  ? lockdep_hardirqs_on+0x421/0x5c0
[  235.444596]  ? retint_kernel+0x2d/0x2d
[  235.448493]  ? find_held_lock+0x36/0x1c0
[  235.452569]  ? mark_held_locks+0xc7/0x130
[  235.456724]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.461229]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.465743]  vprintk_default+0x28/0x30
[  235.469653]  vprintk_func+0x7e/0x181
[  235.473376]  printk+0xa7/0xcf
[  235.476761]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  235.481535]  ? _raw_spin_unlock_irq+0x60/0x80
[  235.486052]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  235.491344]  dump_header+0x7cc/0xf72
[  235.495071]  ? pagefault_out_of_memory+0x197/0x197
[  235.500010]  ? mark_held_locks+0x130/0x130
[  235.504247]  ? __lock_acquire+0x7ec/0x4ec0
[  235.508484]  ? mem_cgroup_charge_statistics+0x780/0x780
[  235.513856]  ? print_usage_bug+0xc0/0xc0
[  235.517940]  ? print_usage_bug+0xc0/0xc0
[  235.522011]  ? graph_lock+0x170/0x170
[  235.525814]  ? graph_lock+0x170/0x170
[  235.529616]  ? print_usage_bug+0xc0/0xc0
[  235.533691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.539238]  ? find_held_lock+0x36/0x1c0
[  235.543311]  ? mark_held_locks+0xc7/0x130
[  235.547468]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  235.552576]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  235.557681]  ? lockdep_hardirqs_on+0x421/0x5c0
[  235.562269]  ? trace_hardirqs_on+0xbd/0x310
[  235.566595]  ? kasan_check_read+0x11/0x20
[  235.570748]  ? ___ratelimit+0x36f/0x655
[  235.574741]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.580205]  ? trace_hardirqs_on+0x310/0x310
[  235.584615]  ? lock_downgrade+0x900/0x900
[  235.588780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  235.593900]  ? ___ratelimit+0xaa/0x655
[  235.597797]  ? idr_get_free+0xec0/0xec0
[  235.601786]  ? kasan_check_write+0x14/0x20
[  235.606028]  ? do_raw_spin_lock+0xc1/0x200
[  235.610291]  oom_kill_process.cold.27+0x10/0x903
[  235.615056]  ? graph_lock+0x170/0x170
[  235.618860]  ? _raw_spin_unlock+0x2c/0x50
[  235.623023]  ? oom_badness+0xe6/0xaa0
[  235.626840]  ? oom_evaluate_task+0x540/0x540
[  235.631257]  ? find_held_lock+0x36/0x1c0
[  235.635331]  ? out_of_memory+0x974/0x14c0
[  235.639482]  ? lock_downgrade+0x900/0x900
[  235.643649]  ? check_preemption_disabled+0x48/0x200
[  235.648676]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.654478]  ? kasan_check_read+0x11/0x20
[  235.658631]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.663916]  ? rcu_bh_qs+0xc0/0xc0
[  235.667465]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.672486]  ? oom_evaluate_task+0x302/0x540
[  235.676906]  out_of_memory+0xa86/0x14c0
[  235.680898]  ? oom_killer_disable+0x3a0/0x3a0
[  235.685398]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  235.690337]  ? __mutex_add_waiter+0x2a0/0x2a0
[  235.694849]  __alloc_pages_slowpath+0x2318/0x2d80
[  235.699726]  ? warn_alloc+0x120/0x120
[  235.703563]  ? find_get_entry+0x2f2/0xc40
[  235.707730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.713282]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  235.718216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.723768]  ? should_fail+0x22d/0xd01
[  235.727667]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.732779]  ? __lock_is_held+0xb5/0x140
[  235.736885]  ? __lock_is_held+0xb5/0x140
[  235.740959]  ? find_held_lock+0x36/0x1c0
[  235.745032]  ? ___might_sleep+0x1ed/0x300
[  235.749183]  ? lock_release+0x970/0x970
[  235.753168]  ? arch_local_save_flags+0x40/0x40
[  235.757785]  ? __might_sleep+0x95/0x190
[  235.761785]  __alloc_pages_nodemask+0xa80/0xde0
[  235.766475]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.771505]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.777322]  ? kasan_check_read+0x11/0x20
[  235.781485]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.786788]  ? graph_lock+0x170/0x170
[  235.790606]  ? print_usage_bug+0xc0/0xc0
[  235.794677]  ? graph_lock+0x170/0x170
[  235.798482]  ? graph_lock+0x170/0x170
[  235.802299]  ? __do_page_cache_readahead+0x7ce/0x980
[  235.807416]  ? find_held_lock+0x36/0x1c0
[  235.811490]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.817054]  alloc_pages_current+0x10c/0x210
[  235.821468]  ? lock_downgrade+0x900/0x900
[  235.825630]  __page_cache_alloc+0x38f/0x5b0
[  235.829961]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.835781]  ? kasan_check_read+0x11/0x20
[  235.839943]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.845232]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  235.849911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.855461]  ? check_preemption_disabled+0x48/0x200
[  235.860502]  filemap_fault+0x1594/0x25f0
[  235.864598]  ? __lock_page_or_retry+0xa00/0xa00
[  235.869281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.875091]  ? kasan_check_read+0x11/0x20
[  235.879252]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.884543]  ? rcu_bh_qs+0xc0/0xc0
[  235.888109]  ? filemap_map_pages+0xdea/0x1980
[  235.892618]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  235.897732]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  235.903020]  ? debug_object_free+0x325/0x690
[  235.907445]  ? find_get_pages_range_tag+0x1320/0x1320
[  235.912647]  ? graph_lock+0x170/0x170
[  235.916465]  ? kasan_check_read+0x11/0x20
[  235.920619]  ? debug_object_destroy+0x2b0/0x2b0
[  235.925316]  ? lock_acquire+0x1ed/0x520
[  235.929295]  ? ext4_filemap_fault+0x7a/0xad
[  235.933640]  ? lock_release+0x970/0x970
[  235.937629]  ? arch_local_save_flags+0x40/0x40
[  235.942233]  ? futex_wait_setup+0x3e0/0x3e0
[  235.946569]  ? down_read+0xb0/0x1d0
[  235.950197]  ? ext4_filemap_fault+0x7a/0xad
[  235.954531]  ? __down_interruptible+0x700/0x700
[  235.959223]  ext4_filemap_fault+0x82/0xad
[  235.963383]  __do_fault+0x100/0x6b0
[  235.967025]  ? print_bad_pte+0x6c0/0x6c0
[  235.971090]  ? do_futex+0x249/0x26d0
[  235.974810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.980354]  ? pmd_val+0x88/0x100
[  235.983837]  ? add_mm_counter_fast+0xd0/0xd0
[  235.988265]  ? pmd_val+0x88/0x100
[  235.991722]  ? add_mm_counter_fast+0xd0/0xd0
[  235.996144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.001703]  __handle_mm_fault+0x3709/0x53e0
[  236.006122]  ? perf_trace_lock+0x14d/0x7a0
[  236.010368]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  236.015217]  ? graph_lock+0x170/0x170
[  236.019028]  ? print_usage_bug+0xc0/0xc0
[  236.023094]  ? retint_kernel+0x2d/0x2d
[  236.026988]  ? graph_lock+0x170/0x170
[  236.030796]  ? graph_lock+0x170/0x170
[  236.034627]  ? handle_mm_fault+0x42a/0xc70
[  236.038874]  ? lock_downgrade+0x900/0x900
[  236.043031]  ? check_preemption_disabled+0x48/0x200
[  236.048068]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.053873]  ? kasan_check_read+0x11/0x20
[  236.058034]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.063317]  ? rcu_bh_qs+0xc0/0xc0
[  236.066860]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.072320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.077866]  ? check_preemption_disabled+0x48/0x200
[  236.082901]  handle_mm_fault+0x54f/0xc70
[  236.086972]  ? __handle_mm_fault+0x53e0/0x53e0
[  236.091563]  ? find_vma+0x34/0x190
[  236.095119]  __do_page_fault+0x67d/0xed0
[  236.099197]  ? mm_fault_error+0x380/0x380
[  236.103349]  ? trace_hardirqs_off+0xb8/0x300
[  236.107766]  ? trace_hardirqs_on+0x310/0x310
[  236.112181]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  236.117555]  ? trace_hardirqs_on+0x310/0x310
[  236.121974]  do_page_fault+0xf2/0x7e0
[  236.125790]  ? vmalloc_sync_all+0x30/0x30
[  236.129967]  ? error_entry+0x70/0xd0
[  236.133686]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.138704]  ? trace_hardirqs_on_caller+0xc0/0x300
[  236.143640]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.148572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.153422]  ? trace_hardirqs_off+0x300/0x300
[  236.157919]  ? trace_hardirqs_off_caller+0x300/0x300
[  236.163035]  ? prepare_exit_to_usermode+0x291/0x3b0
[  236.168063]  ? page_fault+0x8/0x30
[  236.171609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.176461]  ? page_fault+0x8/0x30
[  236.180009]  page_fault+0x1e/0x30
[  236.183466] RIP: 0033:0x40f9c0
[  236.186668] Code: Bad RIP value.
[  236.190037] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  236.195404] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  236.202671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  236.209938] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  236.217206] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  236.224472] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  236.231778] warn_alloc_show_mem: 1 callbacks suppressed
[  236.231792] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  236.231794] Mem-Info:
[  236.231826] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  236.231826]  active_file:18 inactive_file:16 isolated_file:0
[  236.231826]  unevictable:0 dirty:0 writeback:0 unstable:0
[  236.231826]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  236.231826]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  236.231826]  free:13723 free_pcp:140 free_cma:0
[  236.237166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.237174] Call Trace:
[  236.244471] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  236.246878]  <IRQ>
[  236.279961] Node 0 
[  236.289358]  dump_stack+0x1c4/0x2b4
[  236.291947] 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
[  236.319984]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.322110] lowmem_reserve[]: 0
[  236.324368]  warn_alloc.cold.118+0xb7/0x1bd
[  236.327947]  2817 6321
[  236.353574]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.358747]  6321
[  236.362050]  ? lock_downgrade+0x900/0x900
[  236.366604] Node 0 
[  236.369161]  ? trace_hardirqs_off+0xb8/0x300
[  236.374010] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  236.376054]  ? trace_hardirqs_off+0xb8/0x300
[  236.380160] lowmem_reserve[]: 0
[  236.382417]  __alloc_pages_slowpath+0x2667/0x2d80
[  236.386789]  0 3503
[  236.413565]  ? warn_alloc+0x120/0x120
[  236.417931]  3503
[  236.421223]  ? trace_hardirqs_on+0x310/0x310
[  236.426029] Node 0 
[  236.428272]  ? warn_alloc+0x120/0x120
[  236.432082] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  236.434115]  ? print_usage_bug+0xc0/0xc0
[  236.438487] lowmem_reserve[]: 0
[  236.440733]  ? warn_alloc+0x120/0x120
[  236.444510]  0
[  236.473075]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  236.473096]  ? print_usage_bug+0xc0/0xc0
[  236.477144]  0
[  236.480426]  ? __lock_acquire+0x7ec/0x4ec0
[  236.484196]  0
[  236.486002]  ? __lock_acquire+0x7ec/0x4ec0
[  236.490996] Node 0 
[  236.495062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.496834] DMA: 
[  236.501070]  ? should_fail+0x22d/0xd01
[  236.502854] 1*4kB 
[  236.507090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.509301] (U) 
[  236.514848]  ? __lock_acquire+0x7ec/0x4ec0
[  236.516886] 0*8kB 
[  236.520781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.522901] 0*16kB 
[  236.528005]  ? __lock_acquire+0x7ec/0x4ec0
[  236.529956] 1*32kB 
[  236.534196]  ? should_fail+0x22d/0xd01
[  236.536315] (U) 
[  236.541422]  ? print_usage_bug+0xc0/0xc0
[  236.543633] 2*64kB 
[  236.547872]  ? mark_held_locks+0x130/0x130
[  236.550070] (U) 
[  236.553956]  ? mark_held_locks+0x130/0x130
[  236.555906] 1*128kB 
[  236.559969]  ? graph_lock+0x170/0x170
[  236.562172] (U) 
[  236.566405]  ? print_usage_bug+0xc0/0xc0
[  236.568373] 1*256kB 
[  236.572602]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.572622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.574919] (U) 
[  236.578720]  ? check_preemption_disabled+0x48/0x200
[  236.580665] 0*512kB 
[  236.584727]  ? check_preemption_disabled+0x48/0x200
[  236.587021] 1*1024kB (U) 
[  236.591798]  ? __lock_is_held+0xb5/0x140
[  236.597310] 1*2048kB 
[  236.599284]  __alloc_pages_nodemask+0xa80/0xde0
[  236.604268] (M) 
[  236.606589]  ? graph_lock+0x170/0x170
[  236.611576] 3*4096kB (M) 
[  236.614348]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.618379] = 15908kB
[  236.620792]  ? graph_lock+0x170/0x170
[  236.625432] Node 0 
[  236.627429]  ? find_held_lock+0x36/0x1c0
[  236.631194] DMA32: 
[  236.633952]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.638939] 3*4kB 
[  236.641344]  ? lock_downgrade+0x900/0x900
[  236.645117] (UM) 
[  236.647358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.651402] 0*8kB 
[  236.653642]  cache_grow_begin+0x91/0x8c0
[  236.658283] 3*16kB (M) 
[  236.660450]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.664570] 2*32kB 
[  236.666635]  fallback_alloc+0x203/0x2e0
[  236.672186] (UM) 2*64kB 
[  236.674350]  ____cache_alloc_node+0x1c7/0x1e0
[  236.678374] (M) 3*128kB 
[  236.680976]  kmem_cache_alloc_node+0xe3/0x730
[  236.685352] (M) 2*256kB 
[  236.687596]  ? ipv6_get_ifaddr+0x42e/0x620
[  236.691539] (M) 
[  236.694232]  __alloc_skb+0x119/0x770
[  236.698693] 3*512kB (M) 
[  236.701379]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.705839] 4*1024kB (UM) 
[  236.708519]  ? skb_scrub_packet+0x490/0x490
[  236.712741] 3*2048kB (UM) 
[  236.714733]  ? lock_downgrade+0x900/0x900
[  236.718423] 3*4096kB 
[  236.721096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.726338] (M) 
[  236.729182]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.733473] = 25212kB
[  236.733481] Node 0 
[  236.736332]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.740453] Normal: 
[  236.742863]  ? addrconf_rs_timer+0x6f0/0x6f0
[  236.748372] 1019*4kB 
[  236.750355]  ndisc_alloc_skb+0x144/0x340
[  236.755784] (MEH) 
[  236.758196]  ndisc_send_rs+0x331/0x6e0
[  236.760402] 374*8kB 
[  236.765858]  addrconf_rs_timer+0x3c0/0x6f0
[  236.768153] (UMEH) 
[  236.772565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.774945] 169*16kB (UMEH) 
[  236.779031]  call_timer_fn+0x272/0x920
[  236.781137] 71*32kB 
[  236.785030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.787323] (UMH) 
[  236.791554]  ? process_timeout+0x40/0x40
[  236.793774] 17*64kB 
[  236.798036]  ? find_held_lock+0x36/0x1c0
[  236.798060]  ? __run_timers+0x7da/0xc70
[  236.801055] (UMH) 
[  236.804939]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.807234] 3*128kB (H) 
[  236.811470]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.813595] 1*256kB 
[  236.817653]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.819944] (H) 0*512kB 
[  236.824010]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  236.827955] 0*1024kB 0*2048kB 
[  236.830113]  ? trace_hardirqs_on+0xbd/0x310
[  236.834573] 0*4096kB = 13772kB
[  236.837255]  ? kasan_check_read+0x11/0x20
[  236.841728] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  236.844049]  ? __run_timers+0x7da/0xc70
[  236.848264] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  236.850927]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.855483] 4154 total pagecache pages
[  236.858678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.862981] 0 pages in swap cache
[  236.866163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.870288] Swap cache stats: add 0, delete 0, find 0/0
[  236.879117]  __run_timers+0x7e5/0xc70
[  236.883063] Free swap  = 0kB
[  236.891642]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.897054] Total swap = 0kB
[  236.897063] 1965979 pages RAM
[  236.900949]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.905147] 0 pages HighMem/MovableOnly
[  236.905155] 342744 pages reserved
[  236.908602]  ? graph_lock+0x170/0x170
[  236.912813] 0 pages cma reserved
[  236.918170]  ? enqueue_hrtimer+0x1a5/0x560
[  236.922024] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  236.924954]  ? lock_release+0x970/0x970
[  236.924970]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.930420] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.933329]  ? find_held_lock+0x36/0x1c0
[  236.936412] syz-fuzzer cpuset=
[  236.941425]  ? graph_lock+0x170/0x170
[  236.945393] /
[  236.948847]  ? pvclock_read_flags+0x160/0x160
[  236.952627]  mems_allowed=0
[  236.955991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.011678]  ? check_preemption_disabled+0x48/0x200
[  237.016713]  ? __lock_is_held+0xb5/0x140
[  237.020788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.026341]  ? check_preemption_disabled+0x48/0x200
[  237.031389]  run_timer_softirq+0x52/0xb0
[  237.035471]  ? rcu_read_lock_sched_held+0x108/0x120
[  237.040520]  __do_softirq+0x30b/0xad8
[  237.044365]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.049506]  ? pvclock_read_flags+0x160/0x160
[  237.054034]  ? lapic_next_event+0x5a/0x90
[  237.058226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.063801]  ? check_preemption_disabled+0x48/0x200
[  237.068851]  ? check_preemption_disabled+0x48/0x200
[  237.073895]  ? kvm_clock_read+0x18/0x30
[  237.077931]  ? kvm_sched_clock_read+0x9/0x20
[  237.082375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.087954]  ? check_preemption_disabled+0x48/0x200
[  237.093019]  irq_exit+0x17f/0x1c0
[  237.096504]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.101374]  ? smp_reschedule_interrupt+0x109/0x650
[  237.106436]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.112351]  ? interrupt_entry+0xb5/0xf0
[  237.116453]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.121491]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.126542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.131414]  ? trace_hardirqs_off+0x300/0x300
[  237.135925]  ? trace_hardirqs_off+0x300/0x300
[  237.140447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.146021]  ? check_preemption_disabled+0x48/0x200
[  237.151062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.156635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.161511]  apic_timer_interrupt+0xf/0x20
[  237.165766]  </IRQ>
[  237.168028] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  237.172972] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  237.191893] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  237.199640] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  237.206938] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  237.214234] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  237.221552] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  237.228854] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  237.236203]  skb_clone+0x1bb/0x500
[  237.239773]  ? finish_task_switch+0x2f5/0x900
[  237.244292]  ? skb_split+0x11e0/0x11e0
[  237.248200]  ? preempt_notifier_register+0x200/0x200
[  237.253319]  ? __switch_to_asm+0x34/0x70
[  237.257393]  ? __switch_to_asm+0x34/0x70
[  237.261464]  ? __switch_to_asm+0x40/0x70
[  237.265528]  ? __switch_to_asm+0x34/0x70
[  237.269604]  ? __switch_to_asm+0x40/0x70
[  237.273671]  ? __switch_to_asm+0x34/0x70
[  237.277733]  ? __switch_to_asm+0x40/0x70
[  237.281806]  ? __switch_to_asm+0x34/0x70
[  237.285877]  ? __switch_to_asm+0x34/0x70
[  237.289946]  ? __switch_to_asm+0x40/0x70
[  237.294010]  ? __switch_to_asm+0x34/0x70
[  237.298103]  bpf_clone_redirect+0xb9/0x490
[  237.302877]  ? __schedule+0x874/0x1ed0
[  237.306786]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  237.311816]  ? __sched_text_start+0x8/0x8
[  237.315974]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.320760]  ? find_held_lock+0x36/0x1c0
[  237.324855]  ? lock_acquire+0x1ed/0x520
[  237.328840]  ? bpf_test_run+0x32e/0x5a0
[  237.332830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.338383]  ? check_preemption_disabled+0x48/0x200
[  237.343420]  ? kasan_check_read+0x11/0x20
[  237.347588]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.352889]  ? rcu_bh_qs+0xc0/0xc0
[  237.356445]  ? preempt_schedule+0x4d/0x60
[  237.360609]  ? ___preempt_schedule+0x16/0x18
[  237.365045]  ? bpf_test_run+0x1c0/0x5a0
[  237.369046]  ? netlink_diag_dump+0x2a0/0x2a0
[  237.373469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.379028]  ? bpf_test_init.isra.9+0x70/0x100
[  237.383651]  ? bpf_prog_test_run_skb+0x634/0xb40
[  237.388452]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  237.393318]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  237.398874]  ? fput+0x130/0x1a0
[  237.402178]  ? __bpf_prog_get+0x9b/0x290
[  237.406257]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  237.411112]  ? bpf_prog_test_run+0x130/0x1a0
[  237.415549]  ? __x64_sys_bpf+0x3d8/0x510
[  237.419620]  ? bpf_prog_get+0x20/0x20
[  237.423443]  ? ksys_ioctl+0x81/0xd0
[  237.427092]  ? do_syscall_64+0x1b9/0x820
[  237.431422]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  237.436803]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.441768]  ? trace_hardirqs_off+0x300/0x300
[  237.446281]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  237.451323]  ? recalc_sigpending_tsk+0x180/0x180
[  237.456102]  ? kasan_check_write+0x14/0x20
[  237.460373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.465248]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  237.470671] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  237.470771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.477620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.477627] Call Trace:
[  237.477634]  <IRQ>
[  237.477659]  dump_stack+0x1c4/0x2b4
[  237.477672]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.477697]  warn_alloc.cold.118+0xb7/0x1bd
[  237.477715]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.484310] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.493579]  ? lock_downgrade+0x900/0x900
[  237.496147] syz-executor7 cpuset=
[  237.498315]  ? trace_hardirqs_off+0xb8/0x300
[  237.501908] syz7
[  237.507106]  ? trace_hardirqs_off+0xb8/0x300
[  237.511405]  mems_allowed=0
[  237.516254]  __alloc_pages_slowpath+0x2667/0x2d80
[  237.552903]  ? warn_alloc+0x120/0x120
[  237.556722]  ? trace_hardirqs_on+0x310/0x310
[  237.561154]  ? warn_alloc+0x120/0x120
[  237.564963]  ? print_usage_bug+0xc0/0xc0
[  237.569030]  ? warn_alloc+0x120/0x120
[  237.572838]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  237.577863]  ? print_usage_bug+0xc0/0xc0
[  237.581939]  ? __lock_acquire+0x7ec/0x4ec0
[  237.586180]  ? __lock_acquire+0x7ec/0x4ec0
[  237.590425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.595975]  ? should_fail+0x22d/0xd01
[  237.599874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.604987]  ? __lock_acquire+0x7ec/0x4ec0
[  237.609236]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.614355]  ? __lock_acquire+0x7ec/0x4ec0
[  237.618606]  ? should_fail+0x22d/0xd01
[  237.622507]  ? print_usage_bug+0xc0/0xc0
[  237.626598]  ? mark_held_locks+0x130/0x130
[  237.630854]  ? mark_held_locks+0x130/0x130
[  237.635115]  ? graph_lock+0x170/0x170
[  237.638925]  ? print_usage_bug+0xc0/0xc0
[  237.642994]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.647773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.653335]  ? check_preemption_disabled+0x48/0x200
[  237.658362]  ? check_preemption_disabled+0x48/0x200
[  237.663412]  ? __lock_is_held+0xb5/0x140
[  237.667495]  __alloc_pages_nodemask+0xa80/0xde0
[  237.672182]  ? graph_lock+0x170/0x170
[  237.675997]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.681024]  ? graph_lock+0x170/0x170
[  237.685020]  ? find_held_lock+0x36/0x1c0
[  237.689103]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.693787]  ? lock_downgrade+0x900/0x900
[  237.697957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.703509]  cache_grow_begin+0x91/0x8c0
[  237.707589]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.712016]  fallback_alloc+0x203/0x2e0
[  237.716008]  ____cache_alloc_node+0x1c7/0x1e0
[  237.720524]  kmem_cache_alloc_node+0xe3/0x730
[  237.725032]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.729294]  __alloc_skb+0x119/0x770
[  237.733014]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.738310]  ? skb_scrub_packet+0x490/0x490
[  237.742644]  ? lock_downgrade+0x900/0x900
[  237.746820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.752373]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.757836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.763296]  ? addrconf_rs_timer+0x6f0/0x6f0
[  237.767752]  ndisc_alloc_skb+0x144/0x340
[  237.771836]  ndisc_send_rs+0x331/0x6e0
[  237.775742]  addrconf_rs_timer+0x3c0/0x6f0
[  237.780003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.784262]  call_timer_fn+0x272/0x920
[  237.788160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.792410]  ? process_timeout+0x40/0x40
[  237.796476]  ? find_held_lock+0x36/0x1c0
[  237.800591]  ? mark_held_locks+0xc7/0x130
[  237.804773]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.809282]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.813827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.818072]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  237.822683]  ? trace_hardirqs_on+0xbd/0x310
[  237.827017]  ? kasan_check_read+0x11/0x20
[  237.831181]  ? __run_timers+0x7da/0xc70
[  237.835171]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.840644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.844897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.849146]  __run_timers+0x7e5/0xc70
[  237.852972]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  237.858367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.863408]  ? graph_lock+0x170/0x170
[  237.867225]  ? print_usage_bug+0xc0/0xc0
[  237.871294]  ? lock_release+0x970/0x970
[  237.875283]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.880491]  ? find_held_lock+0x36/0x1c0
[  237.884570]  ? graph_lock+0x170/0x170
[  237.888385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.893934]  ? check_preemption_disabled+0x48/0x200
[  237.898975]  ? __lock_is_held+0xb5/0x140
[  237.903056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.908629]  ? check_preemption_disabled+0x48/0x200
[  237.913683]  run_timer_softirq+0x52/0xb0
[  237.917764]  ? rcu_read_lock_sched_held+0x108/0x120
[  237.922804]  __do_softirq+0x30b/0xad8
[  237.926630]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.931800]  ? pvclock_read_flags+0x160/0x160
[  237.936320]  ? lapic_next_event+0x5a/0x90
[  237.940480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.946032]  ? check_preemption_disabled+0x48/0x200
[  237.951059]  ? check_preemption_disabled+0x48/0x200
[  237.956094]  ? kvm_clock_read+0x18/0x30
[  237.960075]  ? kvm_sched_clock_read+0x9/0x20
[  237.964506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.970091]  ? check_preemption_disabled+0x48/0x200
[  237.975138]  irq_exit+0x17f/0x1c0
[  237.978616]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.983468]  ? smp_reschedule_interrupt+0x109/0x650
[  237.988508]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.994408]  ? interrupt_entry+0xb5/0xf0
[  237.998488]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.003534]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.008567]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.013421]  ? trace_hardirqs_off+0x300/0x300
[  238.017923]  ? trace_hardirqs_off+0x300/0x300
[  238.022442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.027996]  ? check_preemption_disabled+0x48/0x200
[  238.033024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.038586]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.043461]  apic_timer_interrupt+0xf/0x20
[  238.047693]  </IRQ>
[  238.049939] RIP: 0010:console_unlock+0x1017/0x11a0
[  238.054873] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  238.073789] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  238.081520] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  238.088797] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  238.096068] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  238.103341] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  238.110614] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  238.117909]  ? netconsole_netdev_event+0x280/0x280
[  238.122862]  ? console_unlock+0x100e/0x11a0
[  238.127224]  ? devkmsg_read+0xbb0/0xbb0
[  238.131200]  ? vprintk_emit+0x7f7/0x930
[  238.135187]  ? lock_release+0x970/0x970
[  238.139171]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.144627]  ? vprintk_default+0x28/0x30
[  238.148701]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.154166]  ? kasan_check_write+0x14/0x20
[  238.158414]  ? do_raw_spin_lock+0xc1/0x200
[  238.162669]  vprintk_emit+0x33d/0x930
[  238.166489]  ? wake_up_klogd+0x180/0x180
[  238.170562]  ? lockdep_hardirqs_on+0x421/0x5c0
[  238.175152]  ? retint_kernel+0x2d/0x2d
[  238.179053]  ? find_held_lock+0x36/0x1c0
[  238.183127]  ? mark_held_locks+0xc7/0x130
[  238.187284]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.191795]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.196315]  vprintk_default+0x28/0x30
[  238.200212]  vprintk_func+0x7e/0x181
[  238.203934]  printk+0xa7/0xcf
[  238.207052]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  238.211821]  ? _raw_spin_unlock_irq+0x60/0x80
[  238.216334]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  238.221631]  dump_header+0x7cc/0xf72
[  238.225362]  ? pagefault_out_of_memory+0x197/0x197
[  238.230302]  ? mark_held_locks+0x130/0x130
[  238.234557]  ? __lock_acquire+0x7ec/0x4ec0
[  238.238799]  ? mem_cgroup_charge_statistics+0x780/0x780
[  238.244172]  ? print_usage_bug+0xc0/0xc0
[  238.248238]  ? print_usage_bug+0xc0/0xc0
[  238.252314]  ? graph_lock+0x170/0x170
[  238.256118]  ? graph_lock+0x170/0x170
[  238.259954]  ? print_usage_bug+0xc0/0xc0
[  238.264030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.269580]  ? find_held_lock+0x36/0x1c0
[  238.273657]  ? mark_held_locks+0xc7/0x130
[  238.277828]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  238.282941]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  238.288053]  ? lockdep_hardirqs_on+0x421/0x5c0
[  238.292644]  ? trace_hardirqs_on+0xbd/0x310
[  238.296985]  ? kasan_check_read+0x11/0x20
[  238.301142]  ? ___ratelimit+0x36f/0x655
[  238.305137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.310597]  ? trace_hardirqs_on+0x310/0x310
[  238.315012]  ? lock_downgrade+0x900/0x900
[  238.319172]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  238.324291]  ? ___ratelimit+0xaa/0x655
[  238.328192]  ? idr_get_free+0xec0/0xec0
[  238.332173]  ? kasan_check_write+0x14/0x20
[  238.336416]  ? do_raw_spin_lock+0xc1/0x200
[  238.340664]  oom_kill_process.cold.27+0x10/0x903
[  238.345426]  ? graph_lock+0x170/0x170
[  238.349236]  ? _raw_spin_unlock+0x2c/0x50
[  238.353400]  ? oom_badness+0xe6/0xaa0
[  238.357215]  ? oom_evaluate_task+0x540/0x540
[  238.361636]  ? find_held_lock+0x36/0x1c0
[  238.365715]  ? out_of_memory+0x974/0x14c0
[  238.369872]  ? lock_downgrade+0x900/0x900
[  238.374027]  ? check_preemption_disabled+0x48/0x200
[  238.379063]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.384873]  ? kasan_check_read+0x11/0x20
[  238.389031]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.394325]  ? rcu_bh_qs+0xc0/0xc0
[  238.397874]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.402895]  ? oom_evaluate_task+0x302/0x540
[  238.407314]  out_of_memory+0xa86/0x14c0
[  238.411306]  ? oom_killer_disable+0x3a0/0x3a0
[  238.415811]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  238.420753]  ? __mutex_add_waiter+0x2a0/0x2a0
[  238.425278]  __alloc_pages_slowpath+0x2318/0x2d80
[  238.430155]  ? warn_alloc+0x120/0x120
[  238.433977]  ? find_get_entry+0x2f2/0xc40
[  238.438141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.443688]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  238.448619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.454162]  ? should_fail+0x22d/0xd01
[  238.458061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.463173]  ? __lock_is_held+0xb5/0x140
[  238.467271]  ? __lock_is_held+0xb5/0x140
[  238.471349]  ? find_held_lock+0x36/0x1c0
[  238.475424]  ? ___might_sleep+0x1ed/0x300
[  238.479578]  ? lock_release+0x970/0x970
[  238.483566]  ? arch_local_save_flags+0x40/0x40
[  238.488180]  ? __might_sleep+0x95/0x190
[  238.492183]  __alloc_pages_nodemask+0xa80/0xde0
[  238.496884]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.501933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.507774]  ? kasan_check_read+0x11/0x20
[  238.511986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.517290]  ? graph_lock+0x170/0x170
[  238.521113]  ? print_usage_bug+0xc0/0xc0
[  238.525191]  ? graph_lock+0x170/0x170
[  238.529001]  ? graph_lock+0x170/0x170
[  238.532812]  ? __do_page_cache_readahead+0x7ce/0x980
[  238.537935]  ? find_held_lock+0x36/0x1c0
[  238.542018]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.547584]  alloc_pages_current+0x10c/0x210
[  238.552015]  ? lock_downgrade+0x900/0x900
[  238.556186]  __page_cache_alloc+0x38f/0x5b0
[  238.560528]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.566346]  ? kasan_check_read+0x11/0x20
[  238.570512]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.575815]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  238.580502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.586068]  ? check_preemption_disabled+0x48/0x200
[  238.591112]  filemap_fault+0x1594/0x25f0
[  238.595198]  ? __lock_page_or_retry+0xa00/0xa00
[  238.599881]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.605692]  ? kasan_check_read+0x11/0x20
[  238.609861]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.615159]  ? rcu_bh_qs+0xc0/0xc0
[  238.618741]  ? filemap_map_pages+0xdea/0x1980
[  238.623271]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  238.628413]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  238.633704]  ? debug_object_free+0x325/0x690
[  238.638133]  ? find_get_pages_range_tag+0x1320/0x1320
[  238.643346]  ? graph_lock+0x170/0x170
[  238.647164]  ? kasan_check_read+0x11/0x20
[  238.651322]  ? debug_object_destroy+0x2b0/0x2b0
[  238.656006]  ? lock_acquire+0x1ed/0x520
[  238.659990]  ? ext4_filemap_fault+0x7a/0xad
[  238.664334]  ? lock_release+0x970/0x970
[  238.668332]  ? arch_local_save_flags+0x40/0x40
[  238.672924]  ? futex_wait_setup+0x3e0/0x3e0
[  238.677266]  ? down_read+0xb0/0x1d0
[  238.680897]  ? ext4_filemap_fault+0x7a/0xad
[  238.685233]  ? __down_interruptible+0x700/0x700
[  238.689928]  ext4_filemap_fault+0x82/0xad
[  238.694093]  __do_fault+0x100/0x6b0
[  238.697730]  ? print_bad_pte+0x6c0/0x6c0
[  238.701810]  ? do_futex+0x249/0x26d0
[  238.705539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.711087]  ? pmd_val+0x88/0x100
[  238.714565]  ? add_mm_counter_fast+0xd0/0xd0
[  238.718982]  ? pmd_val+0x88/0x100
[  238.722445]  ? add_mm_counter_fast+0xd0/0xd0
[  238.726871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.732424]  __handle_mm_fault+0x3709/0x53e0
[  238.736846]  ? perf_trace_lock+0x14d/0x7a0
[  238.741521]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  238.746380]  ? graph_lock+0x170/0x170
[  238.750190]  ? print_usage_bug+0xc0/0xc0
[  238.754259]  ? retint_kernel+0x2d/0x2d
[  238.758162]  ? graph_lock+0x170/0x170
[  238.761973]  ? graph_lock+0x170/0x170
[  238.765810]  ? handle_mm_fault+0x42a/0xc70
[  238.770052]  ? lock_downgrade+0x900/0x900
[  238.774209]  ? check_preemption_disabled+0x48/0x200
[  238.779242]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.785050]  ? kasan_check_read+0x11/0x20
[  238.789215]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.794505]  ? rcu_bh_qs+0xc0/0xc0
[  238.798069]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.803549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.809103]  ? check_preemption_disabled+0x48/0x200
[  238.814141]  handle_mm_fault+0x54f/0xc70
[  238.818223]  ? __handle_mm_fault+0x53e0/0x53e0
[  238.822816]  ? find_vma+0x34/0x190
[  238.826371]  __do_page_fault+0x67d/0xed0
[  238.830453]  ? mm_fault_error+0x380/0x380
[  238.834607]  ? trace_hardirqs_off+0xb8/0x300
[  238.839022]  ? trace_hardirqs_on+0x310/0x310
[  238.843442]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.848814]  ? trace_hardirqs_on+0x310/0x310
[  238.853240]  do_page_fault+0xf2/0x7e0
[  238.857053]  ? vmalloc_sync_all+0x30/0x30
[  238.861209]  ? error_entry+0x70/0xd0
[  238.864929]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.869952]  ? trace_hardirqs_on_caller+0xc0/0x300
[  238.874894]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.879834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.884687]  ? trace_hardirqs_off+0x300/0x300
[  238.889189]  ? trace_hardirqs_off_caller+0x300/0x300
[  238.894305]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.899328]  ? page_fault+0x8/0x30
[  238.902878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.907733]  ? page_fault+0x8/0x30
[  238.911291]  page_fault+0x1e/0x30
[  238.914747] RIP: 0033:0x40f9c0
[  238.917957] Code: Bad RIP value.
[  238.921318] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  238.926683] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  238.933952] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  238.941223] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  238.948492] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  238.955773] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  238.963087] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  238.963093] warn_alloc_show_mem: 1 callbacks suppressed
[  238.963101] Mem-Info:
[  238.970397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.975775] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  238.975775]  active_file:18 inactive_file:16 isolated_file:0
[  238.975775]  unevictable:0 dirty:0 writeback:0 unstable:0
[  238.975775]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  238.975775]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  238.975775]  free:13723 free_pcp:140 free_cma:0
[  238.978147] Call Trace:
[  238.987557] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  239.020603]  <IRQ>
[  239.023210] Node 0 
[  239.051098]  dump_stack+0x1c4/0x2b4
[  239.053266] 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
[  239.055499]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.059090] lowmem_reserve[]: 0
[  239.084642]  warn_alloc.cold.118+0xb7/0x1bd
[  239.089811]  2817
[  239.093106]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.097390]  6321 6321
[  239.099471]  ? lock_downgrade+0x900/0x900
[  239.104285] Node 0 
[  239.106800]  ? trace_hardirqs_off+0xb8/0x300
[  239.110939] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  239.113160]  ? trace_hardirqs_off+0xb8/0x300
[  239.117542] lowmem_reserve[]:
[  239.144288]  __alloc_pages_slowpath+0x2667/0x2d80
[  239.148690]  0
[  239.151850]  ? warn_alloc+0x120/0x120
[  239.156633]  0
[  239.158444]  ? warn_alloc+0x120/0x120
[  239.162202]  3503 3503
[  239.164024]  ? print_usage_bug+0xc0/0xc0
[  239.167792] Node 0 
[  239.170291]  ? warn_alloc+0x120/0x120
[  239.174351] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  239.176559]  ? print_usage_bug+0xc0/0xc0
[  239.180331] lowmem_reserve[]:
[  239.208727]  ? __lock_acquire+0x7ec/0x4ec0
[  239.212770]  0
[  239.215880]  ? __lock_acquire+0x7ec/0x4ec0
[  239.220086]  0
[  239.221891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.226087]  0 0
[  239.227900]  ? should_fail+0x22d/0xd01
[  239.235394]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.239256] Node 0 DMA: 
[  239.244364]  ? __lock_acquire+0x7ec/0x4ec0
[  239.244385]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.247036] 1*4kB 
[  239.251273]  ? __lock_acquire+0x7ec/0x4ec0
[  239.256360] (U) 
[  239.258511]  ? should_fail+0x22d/0xd01
[  239.262720] 0*8kB 
[  239.264707]  ? mark_held_locks+0x130/0x130
[  239.268560] 0*16kB 
[  239.270714]  ? mark_held_locks+0x130/0x130
[  239.274914] 1*32kB (U) 
[  239.277160]  ? graph_lock+0x170/0x170
[  239.281371] 2*64kB (U) 
[  239.283977]  ? graph_lock+0x170/0x170
[  239.287746] 1*128kB (U) 
[  239.290348]  ? graph_lock+0x170/0x170
[  239.294114] 1*256kB (U) 
[  239.296802]  ? print_usage_bug+0xc0/0xc0
[  239.301051] 0*512kB 
[  239.303730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.307766] 1*1024kB 
[  239.310093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.315612] (U) 
[  239.318032]  ? check_preemption_disabled+0x48/0x200
[  239.323532] 1*2048kB (M) 
[  239.325519]  ? check_preemption_disabled+0x48/0x200
[  239.330511] 3*4096kB 
[  239.333299]  ? __lock_is_held+0xb5/0x140
[  239.338277] (M) 
[  239.340694]  __alloc_pages_nodemask+0xa80/0xde0
[  239.344716] = 15908kB
[  239.344725] Node 0 
[  239.346717]  ? graph_lock+0x170/0x170
[  239.351358] DMA32: 
[  239.353783]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.355991] 3*4kB 
[  239.359816]  ? graph_lock+0x170/0x170
[  239.362024] (UM) 
[  239.367058]  ? find_held_lock+0x36/0x1c0
[  239.369174] 0*8kB 
[  239.372983]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.375010] 3*16kB 
[  239.379075]  ? lock_downgrade+0x900/0x900
[  239.381197] (M) 
[  239.385877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.388078] 2*32kB (UM) 
[  239.392251]  cache_grow_begin+0x91/0x8c0
[  239.394203] 2*64kB 
[  239.399768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.402411] (M) 
[  239.406489]  fallback_alloc+0x203/0x2e0
[  239.408696] 3*128kB 
[  239.413120]  ____cache_alloc_node+0x1c7/0x1e0
[  239.415057] (M) 
[  239.419047]  kmem_cache_alloc_node+0xe3/0x730
[  239.421329] 2*256kB 
[  239.425826]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.427780] (M) 
[  239.432689]  __alloc_skb+0x119/0x770
[  239.434980] 3*512kB 
[  239.439223]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.441169] (M) 
[  239.445095]  ? skb_scrub_packet+0x490/0x490
[  239.447386] 4*1024kB (UM) 
[  239.452679]  ? lock_downgrade+0x900/0x900
[  239.454627] 3*2048kB 
[  239.458960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.461800] (UM) 
[  239.465961]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.468334] 3*4096kB (M) 
[  239.473891]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.475925] = 25212kB
[  239.475935] Node 0 
[  239.481407]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.484137] Normal: 1019*4kB 
[  239.489616]  ndisc_alloc_skb+0x144/0x340
[  239.491988] (MEH) 
[  239.494230]  ndisc_send_rs+0x331/0x6e0
[  239.498600] 374*8kB (UMEH) 
[  239.501722]  addrconf_rs_timer+0x3c0/0x6f0
[  239.505749] 169*16kB 
[  239.507912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.511773] (UMEH) 
[  239.514722]  call_timer_fn+0x272/0x920
[  239.518919] 71*32kB 
[  239.521333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.525540] (UMH) 
[  239.527788]  ? process_timeout+0x40/0x40
[  239.531642] 17*64kB (UMH) 
[  239.533976]  ? find_held_lock+0x36/0x1c0
[  239.538273] 3*128kB 
[  239.540432]  ? __run_timers+0x7da/0xc70
[  239.544460] (H) 
[  239.547306]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.551370] 1*256kB 
[  239.553709]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.557654] (H) 
[  239.559631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.564101] 0*512kB 
[  239.566424]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.570889] 0*1024kB 0*2048kB 
[  239.572874]  ? trace_hardirqs_on+0xbd/0x310
[  239.577077] 0*4096kB = 13772kB
[  239.579412]  ? kasan_check_read+0x11/0x20
[  239.583974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  239.587182]  ? __run_timers+0x7da/0xc70
[  239.591479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  239.594673]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.598793] 4154 total pagecache pages
[  239.607652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.611605] 0 pages in swap cache
[  239.620185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.625607] Swap cache stats: add 0, delete 0, find 0/0
[  239.625616] Free swap  = 0kB
[  239.629508]  __run_timers+0x7e5/0xc70
[  239.633706] Total swap = 0kB
[  239.633715] 1965979 pages RAM
[  239.637178]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.641371] 0 pages HighMem/MovableOnly
[  239.641380] 342744 pages reserved
[  239.646747]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.649746] 0 pages cma reserved
[  239.653552]  ? graph_lock+0x170/0x170
[  239.656648] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.659657]  ? enqueue_hrtimer+0x1a5/0x560
[  239.665076] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.668988]  ? lock_release+0x970/0x970
[  239.672415] syz-fuzzer cpuset=
[  239.677423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.680801] /
[  239.684602]  ? find_held_lock+0x36/0x1c0
[  239.691084]  mems_allowed=0
[  239.695313]  ? graph_lock+0x170/0x170
[  239.730311]  ? pvclock_read_flags+0x160/0x160
[  239.734824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.740376]  ? check_preemption_disabled+0x48/0x200
[  239.745413]  ? __lock_is_held+0xb5/0x140
[  239.749489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.755040]  ? check_preemption_disabled+0x48/0x200
[  239.760074]  run_timer_softirq+0x52/0xb0
[  239.764141]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.769163]  __do_softirq+0x30b/0xad8
[  239.772979]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.778103]  ? pvclock_read_flags+0x160/0x160
[  239.782615]  ? lapic_next_event+0x5a/0x90
[  239.786787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.792362]  ? check_preemption_disabled+0x48/0x200
[  239.797394]  ? check_preemption_disabled+0x48/0x200
[  239.802439]  ? kvm_clock_read+0x18/0x30
[  239.806429]  ? kvm_sched_clock_read+0x9/0x20
[  239.810868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.816424]  ? check_preemption_disabled+0x48/0x200
[  239.821472]  irq_exit+0x17f/0x1c0
[  239.824938]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.829797]  ? smp_reschedule_interrupt+0x109/0x650
[  239.834823]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.840718]  ? interrupt_entry+0xb5/0xf0
[  239.844794]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.849815]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.854859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.859708]  ? trace_hardirqs_off+0x300/0x300
[  239.864208]  ? trace_hardirqs_off+0x300/0x300
[  239.868720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.874269]  ? check_preemption_disabled+0x48/0x200
[  239.879291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.884848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.889708]  apic_timer_interrupt+0xf/0x20
[  239.893952]  </IRQ>
[  239.896195] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  239.901130] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  239.920051] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  239.927783] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  239.935057] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  239.942329] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  239.949602] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  239.956872] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  239.964197]  skb_clone+0x1bb/0x500
[  239.967742]  ? finish_task_switch+0x2f5/0x900
[  239.972249]  ? skb_split+0x11e0/0x11e0
[  239.976154]  ? preempt_notifier_register+0x200/0x200
[  239.981261]  ? __switch_to_asm+0x34/0x70
[  239.985323]  ? __switch_to_asm+0x34/0x70
[  239.989383]  ? __switch_to_asm+0x40/0x70
[  239.993457]  ? __switch_to_asm+0x34/0x70
[  239.997515]  ? __switch_to_asm+0x40/0x70
[  240.001584]  ? __switch_to_asm+0x34/0x70
[  240.005648]  ? __switch_to_asm+0x40/0x70
[  240.009706]  ? __switch_to_asm+0x34/0x70
[  240.013855]  ? __switch_to_asm+0x34/0x70
[  240.017914]  ? __switch_to_asm+0x40/0x70
[  240.021979]  ? __switch_to_asm+0x34/0x70
[  240.026060]  bpf_clone_redirect+0xb9/0x490
[  240.030303]  ? __schedule+0x874/0x1ed0
[  240.034205]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  240.039228]  ? __sched_text_start+0x8/0x8
[  240.043393]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.048217]  ? find_held_lock+0x36/0x1c0
[  240.052312]  ? lock_acquire+0x1ed/0x520
[  240.056291]  ? bpf_test_run+0x32e/0x5a0
[  240.060276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.065822]  ? check_preemption_disabled+0x48/0x200
[  240.070855]  ? kasan_check_read+0x11/0x20
[  240.075012]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.080308]  ? rcu_bh_qs+0xc0/0xc0
[  240.083864]  ? preempt_schedule+0x4d/0x60
[  240.088027]  ? ___preempt_schedule+0x16/0x18
[  240.092454]  ? bpf_test_run+0x1c0/0x5a0
[  240.096442]  ? netlink_diag_dump+0x2a0/0x2a0
[  240.100862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.106404]  ? bpf_test_init.isra.9+0x70/0x100
[  240.110994]  ? bpf_prog_test_run_skb+0x634/0xb40
[  240.115776]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  240.120622]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  240.126167]  ? fput+0x130/0x1a0
[  240.129451]  ? __bpf_prog_get+0x9b/0x290
[  240.133540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  240.138385]  ? bpf_prog_test_run+0x130/0x1a0
[  240.142808]  ? __x64_sys_bpf+0x3d8/0x510
[  240.146872]  ? bpf_prog_get+0x20/0x20
[  240.150688]  ? ksys_ioctl+0x81/0xd0
[  240.154349]  ? do_syscall_64+0x1b9/0x820
[  240.158425]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  240.163797]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.168735]  ? trace_hardirqs_off+0x300/0x300
[  240.173241]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  240.178264]  ? recalc_sigpending_tsk+0x180/0x180
[  240.183030]  ? kasan_check_write+0x14/0x20
[  240.187278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.192138]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.197579] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  240.197775] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.204513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.204524] Call Trace:
[  240.211148] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.220345]  <IRQ>
[  240.222917] syz-executor7 cpuset=
[  240.233404]  dump_stack+0x1c4/0x2b4
[  240.235529] syz7
[  240.238989]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.242591]  mems_allowed=0
[  240.244568]  warn_alloc.cold.118+0xb7/0x1bd
[  240.256959]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.261810]  ? lock_downgrade+0x900/0x900
[  240.265972]  ? trace_hardirqs_off+0xb8/0x300
[  240.270392]  ? trace_hardirqs_off+0xb8/0x300
[  240.274817]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.279696]  ? warn_alloc+0x120/0x120
[  240.283526]  ? warn_alloc+0x120/0x120
[  240.287337]  ? print_usage_bug+0xc0/0xc0
[  240.291400]  ? warn_alloc+0x120/0x120
[  240.295204]  ? print_usage_bug+0xc0/0xc0
[  240.299271]  ? __lock_acquire+0x7ec/0x4ec0
[  240.303512]  ? __lock_acquire+0x7ec/0x4ec0
[  240.307768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.313313]  ? should_fail+0x22d/0xd01
[  240.317211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.322314]  ? __lock_acquire+0x7ec/0x4ec0
[  240.326561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.331662]  ? __lock_acquire+0x7ec/0x4ec0
[  240.335902]  ? should_fail+0x22d/0xd01
[  240.339815]  ? mark_held_locks+0x130/0x130
[  240.344058]  ? mark_held_locks+0x130/0x130
[  240.348295]  ? graph_lock+0x170/0x170
[  240.352097]  ? graph_lock+0x170/0x170
[  240.355904]  ? graph_lock+0x170/0x170
[  240.359705]  ? print_usage_bug+0xc0/0xc0
[  240.363778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.369327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.374874]  ? check_preemption_disabled+0x48/0x200
[  240.379900]  ? check_preemption_disabled+0x48/0x200
[  240.384936]  ? __lock_is_held+0xb5/0x140
[  240.389016]  __alloc_pages_nodemask+0xa80/0xde0
[  240.393695]  ? graph_lock+0x170/0x170
[  240.397505]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.402543]  ? graph_lock+0x170/0x170
[  240.406362]  ? find_held_lock+0x36/0x1c0
[  240.410440]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.415116]  ? lock_downgrade+0x900/0x900
[  240.419290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.424849]  cache_grow_begin+0x91/0x8c0
[  240.428950]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.433372]  fallback_alloc+0x203/0x2e0
[  240.437359]  ____cache_alloc_node+0x1c7/0x1e0
[  240.441884]  kmem_cache_alloc_node+0xe3/0x730
[  240.446385]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.450673]  __alloc_skb+0x119/0x770
[  240.454417]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.459702]  ? skb_scrub_packet+0x490/0x490
[  240.464032]  ? lock_downgrade+0x900/0x900
[  240.468197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.473740]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.479209]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.484666]  ? addrconf_rs_timer+0x6f0/0x6f0
[  240.489092]  ndisc_alloc_skb+0x144/0x340
[  240.493161]  ndisc_send_rs+0x331/0x6e0
[  240.497066]  addrconf_rs_timer+0x3c0/0x6f0
[  240.501311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.505573]  call_timer_fn+0x272/0x920
[  240.509478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.513727]  ? process_timeout+0x40/0x40
[  240.517798]  ? find_held_lock+0x36/0x1c0
[  240.521896]  ? mark_held_locks+0xc7/0x130
[  240.526049]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.530550]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.535047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.539286]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.543875]  ? trace_hardirqs_on+0xbd/0x310
[  240.548203]  ? kasan_check_read+0x11/0x20
[  240.552361]  ? __run_timers+0x7da/0xc70
[  240.556349]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.561826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.566086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.570332]  __run_timers+0x7e5/0xc70
[  240.574157]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.579536]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.584588]  ? graph_lock+0x170/0x170
[  240.588412]  ? print_usage_bug+0xc0/0xc0
[  240.592476]  ? lock_release+0x970/0x970
[  240.596458]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.601660]  ? find_held_lock+0x36/0x1c0
[  240.605726]  ? graph_lock+0x170/0x170
[  240.609547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.615094]  ? check_preemption_disabled+0x48/0x200
[  240.620128]  ? __lock_is_held+0xb5/0x140
[  240.624203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.629782]  ? check_preemption_disabled+0x48/0x200
[  240.634818]  run_timer_softirq+0x52/0xb0
[  240.638885]  ? rcu_read_lock_sched_held+0x108/0x120
[  240.643914]  __do_softirq+0x30b/0xad8
[  240.647750]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.652878]  ? pvclock_read_flags+0x160/0x160
[  240.657377]  ? lapic_next_event+0x5a/0x90
[  240.661538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.667085]  ? check_preemption_disabled+0x48/0x200
[  240.672103]  ? check_preemption_disabled+0x48/0x200
[  240.677129]  ? kvm_clock_read+0x18/0x30
[  240.681104]  ? kvm_sched_clock_read+0x9/0x20
[  240.685543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.691082]  ? check_preemption_disabled+0x48/0x200
[  240.696117]  irq_exit+0x17f/0x1c0
[  240.699578]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.704420]  ? smp_reschedule_interrupt+0x109/0x650
[  240.709453]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.715340]  ? interrupt_entry+0xb5/0xf0
[  240.719404]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.724458]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.729478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.734325]  ? trace_hardirqs_off+0x300/0x300
[  240.738819]  ? trace_hardirqs_off+0x300/0x300
[  240.743324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.748867]  ? check_preemption_disabled+0x48/0x200
[  240.753894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.759445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.764302]  apic_timer_interrupt+0xf/0x20
[  240.768538]  </IRQ>
[  240.770790] RIP: 0010:console_unlock+0x1017/0x11a0
[  240.775724] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  240.794645] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  240.802367] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  240.809689] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  240.816979] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  240.824259] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  240.831537] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  240.838835]  ? netconsole_netdev_event+0x280/0x280
[  240.843831]  ? console_unlock+0x100e/0x11a0
[  240.848182]  ? devkmsg_read+0xbb0/0xbb0
[  240.852159]  ? vprintk_emit+0x7f7/0x930
[  240.856143]  ? lock_release+0x970/0x970
[  240.860129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.865586]  ? vprintk_default+0x28/0x30
[  240.869663]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.875126]  ? kasan_check_write+0x14/0x20
[  240.879368]  ? do_raw_spin_lock+0xc1/0x200
[  240.883625]  vprintk_emit+0x33d/0x930
[  240.887440]  ? wake_up_klogd+0x180/0x180
[  240.891501]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.896095]  ? retint_kernel+0x2d/0x2d
[  240.899990]  ? find_held_lock+0x36/0x1c0
[  240.904063]  ? mark_held_locks+0xc7/0x130
[  240.908216]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.912716]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.917223]  vprintk_default+0x28/0x30
[  240.921114]  vprintk_func+0x7e/0x181
[  240.924833]  printk+0xa7/0xcf
[  240.927945]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  240.932707]  ? _raw_spin_unlock_irq+0x60/0x80
[  240.937220]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  240.942513]  dump_header+0x7cc/0xf72
[  240.946249]  ? pagefault_out_of_memory+0x197/0x197
[  240.951191]  ? mark_held_locks+0x130/0x130
[  240.955430]  ? __lock_acquire+0x7ec/0x4ec0
[  240.959669]  ? mem_cgroup_charge_statistics+0x780/0x780
[  240.965035]  ? print_usage_bug+0xc0/0xc0
[  240.969103]  ? print_usage_bug+0xc0/0xc0
[  240.973175]  ? graph_lock+0x170/0x170
[  240.976973]  ? graph_lock+0x170/0x170
[  240.980783]  ? print_usage_bug+0xc0/0xc0
[  240.984864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.990409]  ? find_held_lock+0x36/0x1c0
[  240.994480]  ? mark_held_locks+0xc7/0x130
[  240.998637]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  241.003745]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  241.008864]  ? lockdep_hardirqs_on+0x421/0x5c0
[  241.013451]  ? trace_hardirqs_on+0xbd/0x310
[  241.017785]  ? kasan_check_read+0x11/0x20
[  241.021944]  ? ___ratelimit+0x36f/0x655
[  241.025921]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.031380]  ? trace_hardirqs_on+0x310/0x310
[  241.035801]  ? lock_downgrade+0x900/0x900
[  241.039961]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  241.045071]  ? ___ratelimit+0xaa/0x655
[  241.048965]  ? idr_get_free+0xec0/0xec0
[  241.052968]  ? kasan_check_write+0x14/0x20
[  241.057207]  ? do_raw_spin_lock+0xc1/0x200
[  241.061454]  oom_kill_process.cold.27+0x10/0x903
[  241.066214]  ? graph_lock+0x170/0x170
[  241.070018]  ? _raw_spin_unlock+0x2c/0x50
[  241.074172]  ? oom_badness+0xe6/0xaa0
[  241.077981]  ? oom_evaluate_task+0x540/0x540
[  241.082398]  ? find_held_lock+0x36/0x1c0
[  241.086473]  ? out_of_memory+0x974/0x14c0
[  241.090623]  ? lock_downgrade+0x900/0x900
[  241.094785]  ? check_preemption_disabled+0x48/0x200
[  241.099817]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.105620]  ? kasan_check_read+0x11/0x20
[  241.109778]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.115066]  ? rcu_bh_qs+0xc0/0xc0
[  241.118614]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.123629]  ? oom_evaluate_task+0x302/0x540
[  241.128043]  out_of_memory+0xa86/0x14c0
[  241.132033]  ? oom_killer_disable+0x3a0/0x3a0
[  241.136537]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  241.141479]  ? __mutex_add_waiter+0x2a0/0x2a0
[  241.145991]  __alloc_pages_slowpath+0x2318/0x2d80
[  241.150873]  ? warn_alloc+0x120/0x120
[  241.154693]  ? find_get_entry+0x2f2/0xc40
[  241.158864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.164412]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  241.169350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.174900]  ? should_fail+0x22d/0xd01
[  241.178803]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.183918]  ? __lock_is_held+0xb5/0x140
[  241.188014]  ? __lock_is_held+0xb5/0x140
[  241.192091]  ? find_held_lock+0x36/0x1c0
[  241.196177]  ? ___might_sleep+0x1ed/0x300
[  241.200333]  ? lock_release+0x970/0x970
[  241.204318]  ? arch_local_save_flags+0x40/0x40
[  241.208920]  ? __might_sleep+0x95/0x190
[  241.212906]  __alloc_pages_nodemask+0xa80/0xde0
[  241.217594]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.222628]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.228441]  ? kasan_check_read+0x11/0x20
[  241.232603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.237894]  ? graph_lock+0x170/0x170
[  241.241702]  ? print_usage_bug+0xc0/0xc0
[  241.245778]  ? graph_lock+0x170/0x170
[  241.249586]  ? graph_lock+0x170/0x170
[  241.253391]  ? __do_page_cache_readahead+0x7ce/0x980
[  241.258513]  ? find_held_lock+0x36/0x1c0
[  241.262594]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  241.268144]  alloc_pages_current+0x10c/0x210
[  241.272562]  ? lock_downgrade+0x900/0x900
[  241.276722]  __page_cache_alloc+0x38f/0x5b0
[  241.281060]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.286867]  ? kasan_check_read+0x11/0x20
[  241.291026]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.296315]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  241.301293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.306873]  ? check_preemption_disabled+0x48/0x200
[  241.311904]  filemap_fault+0x1594/0x25f0
[  241.315984]  ? __lock_page_or_retry+0xa00/0xa00
[  241.320658]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.326460]  ? kasan_check_read+0x11/0x20
[  241.330614]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.335898]  ? rcu_bh_qs+0xc0/0xc0
[  241.339454]  ? filemap_map_pages+0xdea/0x1980
[  241.343965]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  241.349077]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  241.354353]  ? debug_object_free+0x325/0x690
[  241.358775]  ? find_get_pages_range_tag+0x1320/0x1320
[  241.363973]  ? graph_lock+0x170/0x170
[  241.367803]  ? kasan_check_read+0x11/0x20
[  241.371957]  ? debug_object_destroy+0x2b0/0x2b0
[  241.376643]  ? lock_acquire+0x1ed/0x520
[  241.380649]  ? ext4_filemap_fault+0x7a/0xad
[  241.384986]  ? lock_release+0x970/0x970
[  241.388964]  ? arch_local_save_flags+0x40/0x40
[  241.393562]  ? futex_wait_setup+0x3e0/0x3e0
[  241.397901]  ? down_read+0xb0/0x1d0
[  241.401537]  ? ext4_filemap_fault+0x7a/0xad
[  241.405867]  ? __down_interruptible+0x700/0x700
[  241.410567]  ext4_filemap_fault+0x82/0xad
[  241.414723]  __do_fault+0x100/0x6b0
[  241.418368]  ? print_bad_pte+0x6c0/0x6c0
[  241.422436]  ? do_futex+0x249/0x26d0
[  241.426206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.432236]  ? pmd_val+0x88/0x100
[  241.435696]  ? add_mm_counter_fast+0xd0/0xd0
[  241.440104]  ? pmd_val+0x88/0x100
[  241.443565]  ? add_mm_counter_fast+0xd0/0xd0
[  241.447984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.453553]  __handle_mm_fault+0x3709/0x53e0
[  241.457982]  ? perf_trace_lock+0x14d/0x7a0
[  241.462230]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  241.467082]  ? graph_lock+0x170/0x170
[  241.470887]  ? print_usage_bug+0xc0/0xc0
[  241.474951]  ? retint_kernel+0x2d/0x2d
[  241.478852]  ? graph_lock+0x170/0x170
[  241.482654]  ? graph_lock+0x170/0x170
[  241.486495]  ? handle_mm_fault+0x42a/0xc70
[  241.490764]  ? lock_downgrade+0x900/0x900
[  241.494923]  ? check_preemption_disabled+0x48/0x200
[  241.499958]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.505769]  ? kasan_check_read+0x11/0x20
[  241.509927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.515210]  ? rcu_bh_qs+0xc0/0xc0
[  241.518770]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.524230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.529788]  ? check_preemption_disabled+0x48/0x200
[  241.534821]  handle_mm_fault+0x54f/0xc70
[  241.538896]  ? __handle_mm_fault+0x53e0/0x53e0
[  241.543491]  ? find_vma+0x34/0x190
[  241.547070]  __do_page_fault+0x67d/0xed0
[  241.551151]  ? mm_fault_error+0x380/0x380
[  241.555310]  ? trace_hardirqs_off+0xb8/0x300
[  241.559719]  ? trace_hardirqs_on+0x310/0x310
[  241.564134]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.569503]  ? trace_hardirqs_on+0x310/0x310
[  241.573925]  do_page_fault+0xf2/0x7e0
[  241.577731]  ? vmalloc_sync_all+0x30/0x30
[  241.581896]  ? error_entry+0x70/0xd0
[  241.585612]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.590628]  ? trace_hardirqs_on_caller+0xc0/0x300
[  241.595564]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.600497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.605345]  ? trace_hardirqs_off+0x300/0x300
[  241.609843]  ? trace_hardirqs_off_caller+0x300/0x300
[  241.614954]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.619974]  ? page_fault+0x8/0x30
[  241.623523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.628376]  ? page_fault+0x8/0x30
[  241.631919]  page_fault+0x1e/0x30
[  241.635374] RIP: 0033:0x40f9c0
[  241.638581] Code: Bad RIP value.
[  241.641946] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  241.647311] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  241.654675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  241.661946] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  241.669214] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  241.676485] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  241.683808] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  241.683814] warn_alloc_show_mem: 1 callbacks suppressed
[  241.683821] Mem-Info:
[  241.691102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.691112] Call Trace:
[  241.696493] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  241.696493]  active_file:18 inactive_file:16 isolated_file:0
[  241.696493]  unevictable:0 dirty:0 writeback:0 unstable:0
[  241.696493]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  241.696493]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  241.696493]  free:13723 free_pcp:140 free_cma:0
[  241.698867]  <IRQ>
[  241.708236] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  241.710821]  dump_stack+0x1c4/0x2b4
[  241.743873] Node 0 
[  241.746049]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.773895] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  241.777519]  warn_alloc.cold.118+0xb7/0x1bd
[  241.779705] lowmem_reserve[]: 0
[  241.784909]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.810399]  2817
[  241.814733]  ? lock_downgrade+0x900/0x900
[  241.817969]  6321 6321
[  241.822825]  ? trace_hardirqs_off+0xb8/0x300
[  241.824873] Node 0 
[  241.829024]  ? trace_hardirqs_off+0xb8/0x300
[  241.831512] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  241.835902]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.838105] lowmem_reserve[]:
[  241.842539]  ? warn_alloc+0x120/0x120
[  241.869220]  0 0
[  241.874139]  ? trace_hardirqs_on+0x310/0x310
[  241.877214]  3503
[  241.881016]  ? warn_alloc+0x120/0x120
[  241.882964]  3503
[  241.887369]  ? print_usage_bug+0xc0/0xc0
[  241.889408] Node 0 
[  241.893210]  ? warn_alloc+0x120/0x120
[  241.895274] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  241.899312]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  241.901513] lowmem_reserve[]: 0
[  241.905317]  ? print_usage_bug+0xc0/0xc0
[  241.933667]  0 0
[  241.938714]  ? __lock_acquire+0x7ec/0x4ec0
[  241.941960]  0
[  241.946032]  ? __lock_acquire+0x7ec/0x4ec0
[  241.952205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.953977] Node 0 
[  241.958210]  ? should_fail+0x22d/0xd01
[  241.963735] DMA: 
[  241.965981]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.969844] 1*4kB 
[  241.971905]  ? __lock_acquire+0x7ec/0x4ec0
[  241.976987] (U) 
[  241.979140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.983345] 0*8kB 0*16kB 
[  241.985339]  ? __lock_acquire+0x7ec/0x4ec0
[  241.990415] 1*32kB 
[  241.993173]  ? should_fail+0x22d/0xd01
[  241.997378] (U) 
[  241.999629]  ? print_usage_bug+0xc0/0xc0
[  242.003487] 2*64kB 
[  242.005470]  ? mark_held_locks+0x130/0x130
[  242.009498] (U) 
[  242.011738]  ? mark_held_locks+0x130/0x130
[  242.015946] 1*128kB 
[  242.017922]  ? graph_lock+0x170/0x170
[  242.022127] (U) 
[  242.024445]  ? print_usage_bug+0xc0/0xc0
[  242.028214] 1*256kB (U) 
[  242.030203]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.034236] 0*512kB 
[  242.036906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.041627] 1*1024kB (U) 
[  242.043963]  ? check_preemption_disabled+0x48/0x200
[  242.049464] 1*2048kB (M) 
[  242.052237]  ? check_preemption_disabled+0x48/0x200
[  242.057221] 3*4096kB 
[  242.059988]  ? __lock_is_held+0xb5/0x140
[  242.064969] (M) 
[  242.067380]  __alloc_pages_nodemask+0xa80/0xde0
[  242.071414] = 15908kB
[  242.073385]  ? graph_lock+0x170/0x170
[  242.078025] Node 0 DMA32: 
[  242.080443]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.084218] 3*4kB 
[  242.087057]  ? graph_lock+0x170/0x170
[  242.092047] (UM) 
[  242.094205]  ? find_held_lock+0x36/0x1c0
[  242.097969] 0*8kB 3*16kB 
[  242.100054]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.104080] (M) 
[  242.106835]  ? lock_downgrade+0x900/0x900
[  242.111472] 2*32kB (UM) 
[  242.113456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.117573] 2*64kB 
[  242.120246]  cache_grow_begin+0x91/0x8c0
[  242.125751] (M) 
[  242.128011]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.132024] 3*128kB (M) 
[  242.134034]  fallback_alloc+0x203/0x2e0
[  242.138409] 2*256kB 
[  242.141077]  ____cache_alloc_node+0x1c7/0x1e0
[  242.145023] (M) 3*512kB 
[  242.147365]  kmem_cache_alloc_node+0xe3/0x730
[  242.151835] (M) 
[  242.154508]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.158982] 4*1024kB 
[  242.160962]  __alloc_skb+0x119/0x770
[  242.165165] (UM) 
[  242.167574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.171257] 3*2048kB 
[  242.173315]  ? skb_scrub_packet+0x490/0x490
[  242.178572] (UM) 
[  242.180980]  ? lock_downgrade+0x900/0x900
[  242.185274] 3*4096kB 
[  242.187341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.191460] (M) 
[  242.193870]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.199382] = 25212kB
[  242.201361]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.206786] Node 0 
[  242.209193]  ? addrconf_rs_timer+0x6f0/0x6f0
[  242.214627] Normal: 
[  242.216876]  ndisc_alloc_skb+0x144/0x340
[  242.221247] 1019*4kB 
[  242.223618]  ndisc_send_rs+0x331/0x6e0
[  242.227679] (MEH) 
[  242.230090]  addrconf_rs_timer+0x3c0/0x6f0
[  242.233949] 374*8kB 
[  242.236098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.240303] (UMEH) 
[  242.242635]  call_timer_fn+0x272/0x920
[  242.246833] 169*16kB 
[  242.249066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.252926] (UMEH) 
[  242.255337]  ? process_timeout+0x40/0x40
[  242.259557] 71*32kB 
[  242.261800]  ? find_held_lock+0x36/0x1c0
[  242.265831] (UMH) 17*64kB 
[  242.268166]  ? __run_timers+0x7da/0xc70
[  242.272197] (UMH) 
[  242.275046]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.278988] 3*128kB (H) 
[  242.281147]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.285630] 1*256kB 
[  242.288314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.292789] (H) 
[  242.295109]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.299312] 0*512kB 0*1024kB 
[  242.301294]  ? trace_hardirqs_on+0xbd/0x310
[  242.305852] 0*2048kB 
[  242.308959]  ? kasan_check_read+0x11/0x20
[  242.313255] 0*4096kB 
[  242.315665]  ? __run_timers+0x7da/0xc70
[  242.319806] = 13772kB
[  242.322220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.326173] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  242.328610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.334065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  242.342898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.347108] 4154 total pagecache pages
[  242.355683]  __run_timers+0x7e5/0xc70
[  242.359900] 0 pages in swap cache
[  242.363791]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  242.367567] Swap cache stats: add 0, delete 0, find 0/0
[  242.371015]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.376351] Free swap  = 0kB
[  242.381707]  ? graph_lock+0x170/0x170
[  242.386718] Total swap = 0kB
[  242.389731]  ? enqueue_hrtimer+0x1a5/0x560
[  242.393509] 1965979 pages RAM
[  242.396541]  ? lock_release+0x970/0x970
[  242.400745] 0 pages HighMem/MovableOnly
[  242.400753] 342744 pages reserved
[  242.403860]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.407809] 0 pages cma reserved
[  242.411789]  ? find_held_lock+0x36/0x1c0
[  242.415330] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.420418]  ? graph_lock+0x170/0x170
[  242.420434]  ? pvclock_read_flags+0x160/0x160
[  242.420454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.423869] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.427862]  ? check_preemption_disabled+0x48/0x200
[  242.434321] syz-fuzzer cpuset=
[  242.438121]  ? __lock_is_held+0xb5/0x140
[  242.442588] /
[  242.448122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.458333]  mems_allowed=0
[  242.480731]  ? check_preemption_disabled+0x48/0x200
[  242.485780]  run_timer_softirq+0x52/0xb0
[  242.489848]  ? rcu_read_lock_sched_held+0x108/0x120
[  242.494869]  __do_softirq+0x30b/0xad8
[  242.498683]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  242.503806]  ? pvclock_read_flags+0x160/0x160
[  242.508326]  ? lapic_next_event+0x5a/0x90
[  242.512483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.518059]  ? check_preemption_disabled+0x48/0x200
[  242.523083]  ? check_preemption_disabled+0x48/0x200
[  242.528114]  ? kvm_clock_read+0x18/0x30
[  242.532089]  ? kvm_sched_clock_read+0x9/0x20
[  242.536507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.542053]  ? check_preemption_disabled+0x48/0x200
[  242.547128]  irq_exit+0x17f/0x1c0
[  242.550586]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.555428]  ? smp_reschedule_interrupt+0x109/0x650
[  242.560451]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.566336]  ? interrupt_entry+0xb5/0xf0
[  242.570449]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.575466]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.580521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.585386]  ? trace_hardirqs_off+0x300/0x300
[  242.589885]  ? trace_hardirqs_off+0x300/0x300
[  242.594387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.599935]  ? check_preemption_disabled+0x48/0x200
[  242.604958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.610526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.615391]  apic_timer_interrupt+0xf/0x20
[  242.619623]  </IRQ>
[  242.621869] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  242.626805] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  242.645720] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  242.653459] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  242.660773] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  242.668050] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  242.675324] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  242.682601] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  242.689933]  skb_clone+0x1bb/0x500
[  242.693484]  ? finish_task_switch+0x2f5/0x900
[  242.697989]  ? skb_split+0x11e0/0x11e0
[  242.701890]  ? preempt_notifier_register+0x200/0x200
[  242.706997]  ? __switch_to_asm+0x34/0x70
[  242.711068]  ? __switch_to_asm+0x34/0x70
[  242.715129]  ? __switch_to_asm+0x40/0x70
[  242.719192]  ? __switch_to_asm+0x34/0x70
[  242.723254]  ? __switch_to_asm+0x40/0x70
[  242.727315]  ? __switch_to_asm+0x34/0x70
[  242.731378]  ? __switch_to_asm+0x40/0x70
[  242.735437]  ? __switch_to_asm+0x34/0x70
[  242.739504]  ? __switch_to_asm+0x34/0x70
[  242.743565]  ? __switch_to_asm+0x40/0x70
[  242.747628]  ? __switch_to_asm+0x34/0x70
[  242.751703]  bpf_clone_redirect+0xb9/0x490
[  242.755947]  ? __schedule+0x874/0x1ed0
[  242.759851]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  242.764877]  ? __sched_text_start+0x8/0x8
[  242.769037]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.773814]  ? find_held_lock+0x36/0x1c0
[  242.777887]  ? lock_acquire+0x1ed/0x520
[  242.781867]  ? bpf_test_run+0x32e/0x5a0
[  242.785857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.791400]  ? check_preemption_disabled+0x48/0x200
[  242.796428]  ? kasan_check_read+0x11/0x20
[  242.800585]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.805868]  ? rcu_bh_qs+0xc0/0xc0
[  242.809418]  ? preempt_schedule+0x4d/0x60
[  242.813573]  ? ___preempt_schedule+0x16/0x18
[  242.817994]  ? bpf_test_run+0x1c0/0x5a0
[  242.821991]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.826415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.831962]  ? bpf_test_init.isra.9+0x70/0x100
[  242.836557]  ? bpf_prog_test_run_skb+0x634/0xb40
[  242.841328]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.846180]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.851719]  ? fput+0x130/0x1a0
[  242.855006]  ? __bpf_prog_get+0x9b/0x290
[  242.859079]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.863925]  ? bpf_prog_test_run+0x130/0x1a0
[  242.868343]  ? __x64_sys_bpf+0x3d8/0x510
[  242.872411]  ? bpf_prog_get+0x20/0x20
[  242.876226]  ? ksys_ioctl+0x81/0xd0
[  242.879872]  ? do_syscall_64+0x1b9/0x820
[  242.883938]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.889311]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.894253]  ? trace_hardirqs_off+0x300/0x300
[  242.898781]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.903853]  ? recalc_sigpending_tsk+0x180/0x180
[  242.908612]  ? kasan_check_write+0x14/0x20
[  242.912872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.917727]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.923127] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  242.923228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.930056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.930062] Call Trace:
[  242.930069]  <IRQ>
[  242.930087]  dump_stack+0x1c4/0x2b4
[  242.930102]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.930129]  warn_alloc.cold.118+0xb7/0x1bd
[  242.936716] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.945962]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.948518] syz-executor7 cpuset=
[  242.950671]  ? lock_downgrade+0x900/0x900
[  242.954273] syz7
[  242.959466]  ? trace_hardirqs_off+0xb8/0x300
[  242.963766]  mems_allowed=0
[  242.974248]  ? trace_hardirqs_off+0xb8/0x300
[  243.000331]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.005215]  ? warn_alloc+0x120/0x120
[  243.009027]  ? warn_alloc+0x120/0x120
[  243.012834]  ? print_usage_bug+0xc0/0xc0
[  243.016899]  ? warn_alloc+0x120/0x120
[  243.020703]  ? print_usage_bug+0xc0/0xc0
[  243.024775]  ? __lock_acquire+0x7ec/0x4ec0
[  243.029024]  ? __lock_acquire+0x7ec/0x4ec0
[  243.033268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.038810]  ? should_fail+0x22d/0xd01
[  243.042705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.047810]  ? __lock_acquire+0x7ec/0x4ec0
[  243.052059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.057166]  ? __lock_acquire+0x7ec/0x4ec0
[  243.061402]  ? should_fail+0x22d/0xd01
[  243.065324]  ? mark_held_locks+0x130/0x130
[  243.069565]  ? mark_held_locks+0x130/0x130
[  243.073814]  ? graph_lock+0x170/0x170
[  243.077626]  ? graph_lock+0x170/0x170
[  243.081439]  ? graph_lock+0x170/0x170
[  243.085241]  ? print_usage_bug+0xc0/0xc0
[  243.089308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.094853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.100400]  ? check_preemption_disabled+0x48/0x200
[  243.105432]  ? check_preemption_disabled+0x48/0x200
[  243.110467]  ? __lock_is_held+0xb5/0x140
[  243.114547]  __alloc_pages_nodemask+0xa80/0xde0
[  243.119226]  ? graph_lock+0x170/0x170
[  243.123038]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.128062]  ? graph_lock+0x170/0x170
[  243.131882]  ? find_held_lock+0x36/0x1c0
[  243.135958]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.140633]  ? lock_downgrade+0x900/0x900
[  243.144806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.150361]  cache_grow_begin+0x91/0x8c0
[  243.154429]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.158864]  fallback_alloc+0x203/0x2e0
[  243.162850]  ____cache_alloc_node+0x1c7/0x1e0
[  243.167362]  kmem_cache_alloc_node+0xe3/0x730
[  243.171865]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.176115]  __alloc_skb+0x119/0x770
[  243.179852]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.185141]  ? skb_scrub_packet+0x490/0x490
[  243.189466]  ? lock_downgrade+0x900/0x900
[  243.193669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.199225]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.204686]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.210144]  ? addrconf_rs_timer+0x6f0/0x6f0
[  243.214576]  ndisc_alloc_skb+0x144/0x340
[  243.218654]  ndisc_send_rs+0x331/0x6e0
[  243.222561]  addrconf_rs_timer+0x3c0/0x6f0
[  243.226820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.231076]  call_timer_fn+0x272/0x920
[  243.234967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.239210]  ? process_timeout+0x40/0x40
[  243.243278]  ? find_held_lock+0x36/0x1c0
[  243.247351]  ? mark_held_locks+0xc7/0x130
[  243.251508]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.256019]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.260529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.264787]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  243.269390]  ? trace_hardirqs_on+0xbd/0x310
[  243.273724]  ? kasan_check_read+0x11/0x20
[  243.277902]  ? __run_timers+0x7da/0xc70
[  243.281893]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.287370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.291624]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.295878]  __run_timers+0x7e5/0xc70
[  243.299999]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.305370]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.310395]  ? graph_lock+0x170/0x170
[  243.314208]  ? print_usage_bug+0xc0/0xc0
[  243.318275]  ? lock_release+0x970/0x970
[  243.322256]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.327460]  ? find_held_lock+0x36/0x1c0
[  243.331565]  ? graph_lock+0x170/0x170
[  243.335381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.340932]  ? check_preemption_disabled+0x48/0x200
[  243.345968]  ? __lock_is_held+0xb5/0x140
[  243.350037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.355597]  ? check_preemption_disabled+0x48/0x200
[  243.360628]  run_timer_softirq+0x52/0xb0
[  243.364694]  ? rcu_read_lock_sched_held+0x108/0x120
[  243.369714]  __do_softirq+0x30b/0xad8
[  243.373537]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.378650]  ? pvclock_read_flags+0x160/0x160
[  243.383145]  ? lapic_next_event+0x5a/0x90
[  243.387300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.392842]  ? check_preemption_disabled+0x48/0x200
[  243.397862]  ? check_preemption_disabled+0x48/0x200
[  243.402907]  ? kvm_clock_read+0x18/0x30
[  243.406886]  ? kvm_sched_clock_read+0x9/0x20
[  243.411303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.416844]  ? check_preemption_disabled+0x48/0x200
[  243.421876]  irq_exit+0x17f/0x1c0
[  243.425337]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.430181]  ? smp_reschedule_interrupt+0x109/0x650
[  243.435664]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.441553]  ? interrupt_entry+0xb5/0xf0
[  243.445625]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.450646]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.455669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.460537]  ? trace_hardirqs_off+0x300/0x300
[  243.465042]  ? trace_hardirqs_off+0x300/0x300
[  243.469547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.475097]  ? check_preemption_disabled+0x48/0x200
[  243.480127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.485683]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.490556]  apic_timer_interrupt+0xf/0x20
[  243.494790]  </IRQ>
[  243.497038] RIP: 0010:console_unlock+0x1017/0x11a0
[  243.502492] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  243.521413] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  243.529143] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  243.536417] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  243.543720] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  243.550990] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  243.558259] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  243.565557]  ? netconsole_netdev_event+0x280/0x280
[  243.570508]  ? console_unlock+0x100e/0x11a0
[  243.574867]  ? devkmsg_read+0xbb0/0xbb0
[  243.578850]  ? vprintk_emit+0x7f7/0x930
[  243.582838]  ? lock_release+0x970/0x970
[  243.586820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.592274]  ? vprintk_default+0x28/0x30
[  243.596342]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.601809]  ? kasan_check_write+0x14/0x20
[  243.606055]  ? do_raw_spin_lock+0xc1/0x200
[  243.610310]  vprintk_emit+0x33d/0x930
[  243.614121]  ? wake_up_klogd+0x180/0x180
[  243.618182]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.622781]  ? retint_kernel+0x2d/0x2d
[  243.626683]  ? find_held_lock+0x36/0x1c0
[  243.630756]  ? mark_held_locks+0xc7/0x130
[  243.634922]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.639424]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.643934]  vprintk_default+0x28/0x30
[  243.647829]  vprintk_func+0x7e/0x181
[  243.651552]  printk+0xa7/0xcf
[  243.654666]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  243.659430]  ? _raw_spin_unlock_irq+0x60/0x80
[  243.663942]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  243.669236]  dump_header+0x7cc/0xf72
[  243.672963]  ? pagefault_out_of_memory+0x197/0x197
[  243.677902]  ? mark_held_locks+0x130/0x130
[  243.682138]  ? __lock_acquire+0x7ec/0x4ec0
[  243.686376]  ? mem_cgroup_charge_statistics+0x780/0x780
[  243.691740]  ? print_usage_bug+0xc0/0xc0
[  243.695834]  ? print_usage_bug+0xc0/0xc0
[  243.699904]  ? graph_lock+0x170/0x170
[  243.703705]  ? graph_lock+0x170/0x170
[  243.707507]  ? print_usage_bug+0xc0/0xc0
[  243.711588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.717133]  ? find_held_lock+0x36/0x1c0
[  243.721204]  ? mark_held_locks+0xc7/0x130
[  243.725361]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.730469]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.735580]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.740170]  ? trace_hardirqs_on+0xbd/0x310
[  243.744497]  ? kasan_check_read+0x11/0x20
[  243.748657]  ? ___ratelimit+0x36f/0x655
[  243.752636]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.758101]  ? trace_hardirqs_on+0x310/0x310
[  243.762510]  ? lock_downgrade+0x900/0x900
[  243.766673]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.771793]  ? ___ratelimit+0xaa/0x655
[  243.775688]  ? idr_get_free+0xec0/0xec0
[  243.779674]  ? kasan_check_write+0x14/0x20
[  243.783915]  ? do_raw_spin_lock+0xc1/0x200
[  243.788163]  oom_kill_process.cold.27+0x10/0x903
[  243.792923]  ? graph_lock+0x170/0x170
[  243.796728]  ? _raw_spin_unlock+0x2c/0x50
[  243.800888]  ? oom_badness+0xe6/0xaa0
[  243.804706]  ? oom_evaluate_task+0x540/0x540
[  243.809131]  ? find_held_lock+0x36/0x1c0
[  243.813220]  ? out_of_memory+0x974/0x14c0
[  243.817369]  ? lock_downgrade+0x900/0x900
[  243.821526]  ? check_preemption_disabled+0x48/0x200
[  243.826597]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.832400]  ? kasan_check_read+0x11/0x20
[  243.836559]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.841841]  ? rcu_bh_qs+0xc0/0xc0
[  243.845390]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.850410]  ? oom_evaluate_task+0x302/0x540
[  243.854830]  out_of_memory+0xa86/0x14c0
[  243.858835]  ? oom_killer_disable+0x3a0/0x3a0
[  243.863336]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  243.868279]  ? __mutex_add_waiter+0x2a0/0x2a0
[  243.872808]  __alloc_pages_slowpath+0x2318/0x2d80
[  243.877715]  ? warn_alloc+0x120/0x120
[  243.881550]  ? find_get_entry+0x2f2/0xc40
[  243.885723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.891277]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  243.896229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.901790]  ? should_fail+0x22d/0xd01
[  243.905707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.910827]  ? __lock_is_held+0xb5/0x140
[  243.914931]  ? __lock_is_held+0xb5/0x140
[  243.919017]  ? find_held_lock+0x36/0x1c0
[  243.923091]  ? ___might_sleep+0x1ed/0x300
[  243.927244]  ? lock_release+0x970/0x970
[  243.931232]  ? arch_local_save_flags+0x40/0x40
[  243.935847]  ? __might_sleep+0x95/0x190
[  243.939848]  __alloc_pages_nodemask+0xa80/0xde0
[  243.944541]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.949571]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.955378]  ? kasan_check_read+0x11/0x20
[  243.959550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.964844]  ? graph_lock+0x170/0x170
[  243.968651]  ? print_usage_bug+0xc0/0xc0
[  243.972721]  ? graph_lock+0x170/0x170
[  243.976530]  ? graph_lock+0x170/0x170
[  243.980336]  ? __do_page_cache_readahead+0x7ce/0x980
[  243.985453]  ? find_held_lock+0x36/0x1c0
[  243.989555]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  243.995109]  alloc_pages_current+0x10c/0x210
[  243.999529]  ? lock_downgrade+0x900/0x900
[  244.003689]  __page_cache_alloc+0x38f/0x5b0
[  244.008020]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  244.013829]  ? kasan_check_read+0x11/0x20
[  244.017992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.023284]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  244.027967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.033526]  ? check_preemption_disabled+0x48/0x200
[  244.038569]  filemap_fault+0x1594/0x25f0
[  244.042658]  ? __lock_page_or_retry+0xa00/0xa00
[  244.047338]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  244.053144]  ? kasan_check_read+0x11/0x20
[  244.057303]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.062583]  ? rcu_bh_qs+0xc0/0xc0
[  244.066142]  ? filemap_map_pages+0xdea/0x1980
[  244.070653]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  244.075774]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  244.081050]  ? debug_object_free+0x325/0x690
[  244.085462]  ? find_get_pages_range_tag+0x1320/0x1320
[  244.090660]  ? graph_lock+0x170/0x170
[  244.094482]  ? kasan_check_read+0x11/0x20
[  244.098632]  ? debug_object_destroy+0x2b0/0x2b0
[  244.103416]  ? lock_acquire+0x1ed/0x520
[  244.107394]  ? ext4_filemap_fault+0x7a/0xad
[  244.111726]  ? lock_release+0x970/0x970
[  244.115714]  ? arch_local_save_flags+0x40/0x40
[  244.120307]  ? futex_wait_setup+0x3e0/0x3e0
[  244.124649]  ? down_read+0xb0/0x1d0
[  244.128292]  ? ext4_filemap_fault+0x7a/0xad
[  244.132616]  ? __down_interruptible+0x700/0x700
[  244.137311]  ext4_filemap_fault+0x82/0xad
[  244.141466]  __do_fault+0x100/0x6b0
[  244.145106]  ? print_bad_pte+0x6c0/0x6c0
[  244.149176]  ? do_futex+0x249/0x26d0
[  244.152897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.158447]  ? pmd_val+0x88/0x100
[  244.161905]  ? add_mm_counter_fast+0xd0/0xd0
[  244.166318]  ? pmd_val+0x88/0x100
[  244.169807]  ? add_mm_counter_fast+0xd0/0xd0
[  244.174225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.179786]  __handle_mm_fault+0x3709/0x53e0
[  244.184205]  ? perf_trace_lock+0x14d/0x7a0
[  244.188451]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  244.193300]  ? graph_lock+0x170/0x170
[  244.197105]  ? print_usage_bug+0xc0/0xc0
[  244.201173]  ? retint_kernel+0x2d/0x2d
[  244.205068]  ? graph_lock+0x170/0x170
[  244.208870]  ? graph_lock+0x170/0x170
[  244.212698]  ? handle_mm_fault+0x42a/0xc70
[  244.216939]  ? lock_downgrade+0x900/0x900
[  244.221093]  ? check_preemption_disabled+0x48/0x200
[  244.226123]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  244.231929]  ? kasan_check_read+0x11/0x20
[  244.236085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.241368]  ? rcu_bh_qs+0xc0/0xc0
[  244.244913]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.250375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.255923]  ? check_preemption_disabled+0x48/0x200
[  244.260957]  handle_mm_fault+0x54f/0xc70
[  244.265032]  ? __handle_mm_fault+0x53e0/0x53e0
[  244.269629]  ? find_vma+0x34/0x190
[  244.273180]  __do_page_fault+0x67d/0xed0
[  244.277258]  ? mm_fault_error+0x380/0x380
[  244.281409]  ? trace_hardirqs_off+0xb8/0x300
[  244.285835]  ? trace_hardirqs_on+0x310/0x310
[  244.290251]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.295626]  ? trace_hardirqs_on+0x310/0x310
[  244.300051]  do_page_fault+0xf2/0x7e0
[  244.303857]  ? vmalloc_sync_all+0x30/0x30
[  244.308021]  ? error_entry+0x70/0xd0
[  244.311745]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.316780]  ? trace_hardirqs_on_caller+0xc0/0x300
[  244.321720]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.326652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.331501]  ? trace_hardirqs_off+0x300/0x300
[  244.336008]  ? trace_hardirqs_off_caller+0x300/0x300
[  244.341121]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.346146]  ? page_fault+0x8/0x30
[  244.349692]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.354545]  ? page_fault+0x8/0x30
[  244.358088]  page_fault+0x1e/0x30
[  244.361550] RIP: 0033:0x40f9c0
[  244.364750] Code: Bad RIP value.
[  244.368140] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  244.373608] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  244.380878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  244.388149] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  244.395418] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  244.402689] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  244.409998] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  244.410003] warn_alloc_show_mem: 1 callbacks suppressed
[  244.410010] Mem-Info:
[  244.417298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.422716] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  244.422716]  active_file:18 inactive_file:16 isolated_file:0
[  244.422716]  unevictable:0 dirty:0 writeback:0 unstable:0
[  244.422716]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  244.422716]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  244.422716]  free:13723 free_pcp:140 free_cma:0
[  244.425087] Call Trace:
[  244.434482] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  244.467523]  <IRQ>
[  244.470110] Node 0 
[  244.497976]  dump_stack+0x1c4/0x2b4
[  244.500130] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  244.502353]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.505961] lowmem_reserve[]:
[  244.531510]  warn_alloc.cold.118+0xb7/0x1bd
[  244.536678]  0 2817
[  244.539809]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.544092]  6321
[  244.546324]  ? lock_downgrade+0x900/0x900
[  244.551137]  6321
[  244.553205]  ? trace_hardirqs_off+0xb8/0x300
[  244.559382]  ? trace_hardirqs_off+0xb8/0x300
[  244.563770] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  244.568217]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.568261]  ? warn_alloc+0x120/0x120
[  244.595542] lowmem_reserve[]: 0
[  244.600424]  ? trace_hardirqs_on+0x310/0x310
[  244.604193]  0
[  244.607472]  ? warn_alloc+0x120/0x120
[  244.611855]  3503 3503
[  244.613666]  ? print_usage_bug+0xc0/0xc0
[  244.619933]  ? warn_alloc+0x120/0x120
[  244.623974] Node 0 
[  244.627776]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.627812] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  244.630019]  ? print_usage_bug+0xc0/0xc0
[  244.635014] lowmem_reserve[]:
[  244.663426]  ? __lock_acquire+0x7ec/0x4ec0
[  244.667462]  0 0
[  244.670592]  ? __lock_acquire+0x7ec/0x4ec0
[  244.674802]  0
[  244.676796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.681000]  0
[  244.682811]  ? should_fail+0x22d/0xd01
[  244.690125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.693983] Node 0 DMA: 
[  244.699086]  ? __lock_acquire+0x7ec/0x4ec0
[  244.699107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.701755] 1*4kB 
[  244.705996]  ? __lock_acquire+0x7ec/0x4ec0
[  244.711075] (U) 
[  244.713223]  ? should_fail+0x22d/0xd01
[  244.717447] 0*8kB 
[  244.719453]  ? print_usage_bug+0xc0/0xc0
[  244.723314] 0*16kB 
[  244.725491]  ? mark_held_locks+0x130/0x130
[  244.729528] 1*32kB 
[  244.731770]  ? mark_held_locks+0x130/0x130
[  244.735977] (U) 
[  244.738215]  ? graph_lock+0x170/0x170
[  244.742425] 2*64kB 
[  244.744400]  ? print_usage_bug+0xc0/0xc0
[  244.748178] (U) 
[  244.750413]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.754444] 1*128kB 
[  244.756420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.761150] (U) 
[  244.763474]  ? check_preemption_disabled+0x48/0x200
[  244.768980] 1*256kB 
[  244.770950]  ? check_preemption_disabled+0x48/0x200
[  244.775941] (U) 
[  244.778273]  ? __lock_is_held+0xb5/0x140
[  244.783255] 0*512kB 
[  244.785233]  __alloc_pages_nodemask+0xa80/0xde0
[  244.789258] 1*1024kB (U) 
[  244.791586]  ? graph_lock+0x170/0x170
[  244.796229] 1*2048kB 
[  244.798982]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.802748] (M) 3*4096kB 
[  244.805169]  ? graph_lock+0x170/0x170
[  244.810163] (M) 
[  244.812925]  ? find_held_lock+0x36/0x1c0
[  244.816695] = 15908kB
[  244.818676]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.822716] Node 0 
[  244.825123]  ? lock_downgrade+0x900/0x900
[  244.829777] DMA32: 
[  244.832027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.836138] 3*4kB 
[  244.838371]  cache_grow_begin+0x91/0x8c0
[  244.843882] (UM) 
[  244.846039]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.850062] 0*8kB 3*16kB 
[  244.852136]  fallback_alloc+0x203/0x2e0
[  244.856514] (M) 
[  244.859279]  ____cache_alloc_node+0x1c7/0x1e0
[  244.863215] 2*32kB (UM) 
[  244.865203]  kmem_cache_alloc_node+0xe3/0x730
[  244.869665] 2*64kB (M) 
[  244.872349]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.876811] 3*128kB (M) 
[  244.879405]  __alloc_skb+0x119/0x770
[  244.883609] 2*256kB (M) 
[  244.886289]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.889972] 3*512kB (M) 
[  244.892656]  ? skb_scrub_packet+0x490/0x490
[  244.897902] 4*1024kB (UM) 
[  244.900581]  ? lock_downgrade+0x900/0x900
[  244.904871] 3*2048kB (UM) 
[  244.907732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.911843] 3*4096kB (M) 
[  244.914701]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.920318] = 25212kB
[  244.920327] Node 0 
[  244.923090]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.928509] Normal: 
[  244.930920]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.933130] 1019*4kB 
[  244.938587]  ndisc_alloc_skb+0x144/0x340
[  244.940878] (MEH) 
[  244.945294]  ndisc_send_rs+0x331/0x6e0
[  244.947679] 374*8kB 
[  244.951739]  addrconf_rs_timer+0x3c0/0x6f0
[  244.953860] (UMEH) 
[  244.957756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.960063] 169*16kB 
[  244.964347]  call_timer_fn+0x272/0x920
[  244.966550] (UMEH) 
[  244.970788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.973169] 71*32kB (UMH) 
[  244.977066]  ? process_timeout+0x40/0x40
[  244.979278] 17*64kB 
[  244.983508]  ? find_held_lock+0x36/0x1c0
[  244.986342] (UMH) 
[  244.990406]  ? __run_timers+0x7da/0xc70
[  244.992694] 3*128kB (H) 
[  244.996774]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.998906] 1*256kB 
[  245.002871]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.005516] (H) 
[  245.010004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.010028]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.012338] 0*512kB 
[  245.016828]  ? trace_hardirqs_on+0xbd/0x310
[  245.018787] 0*1024kB 
[  245.023019]  ? kasan_check_read+0x11/0x20
[  245.027575] 0*2048kB 
[  245.029900]  ? __run_timers+0x7da/0xc70
[  245.034187] 0*4096kB = 13772kB
[  245.036608]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.040741] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  245.043157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.047107] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  245.050293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.055720] 4154 total pagecache pages
[  245.064559]  __run_timers+0x7e5/0xc70
[  245.068783] 0 pages in swap cache
[  245.077355]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.081551] Swap cache stats: add 0, delete 0, find 0/0
[  245.081560] Free swap  = 0kB
[  245.085445]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.089218] Total swap = 0kB
[  245.092666]  ? graph_lock+0x170/0x170
[  245.098007] 1965979 pages RAM
[  245.103381]  ? enqueue_hrtimer+0x1a5/0x560
[  245.106390] 0 pages HighMem/MovableOnly
[  245.111399]  ? lock_release+0x970/0x970
[  245.114393] 342744 pages reserved
[  245.118184]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.121268] 0 pages cma reserved
[  245.125498]  ? find_held_lock+0x36/0x1c0
[  245.129540] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.133427]  ? graph_lock+0x170/0x170
[  245.136972] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.142062]  ? pvclock_read_flags+0x160/0x160
[  245.145411] syz-fuzzer cpuset=
[  245.149485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.155951] /
[  245.159750]  ? check_preemption_disabled+0x48/0x200
[  245.169959]  mems_allowed=0
[  245.174550]  ? __lock_is_held+0xb5/0x140
[  245.196911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.202453]  ? check_preemption_disabled+0x48/0x200
[  245.207483]  run_timer_softirq+0x52/0xb0
[  245.211565]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.216588]  __do_softirq+0x30b/0xad8
[  245.220409]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.225536]  ? pvclock_read_flags+0x160/0x160
[  245.230049]  ? lapic_next_event+0x5a/0x90
[  245.234205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.239755]  ? check_preemption_disabled+0x48/0x200
[  245.244804]  ? check_preemption_disabled+0x48/0x200
[  245.249842]  ? kvm_clock_read+0x18/0x30
[  245.253827]  ? kvm_sched_clock_read+0x9/0x20
[  245.258250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.263806]  ? check_preemption_disabled+0x48/0x200
[  245.268845]  irq_exit+0x17f/0x1c0
[  245.272313]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.277163]  ? smp_reschedule_interrupt+0x109/0x650
[  245.282190]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.288082]  ? interrupt_entry+0xb5/0xf0
[  245.292153]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.297169]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.302714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.307590]  ? trace_hardirqs_off+0x300/0x300
[  245.312085]  ? trace_hardirqs_off+0x300/0x300
[  245.316585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.322129]  ? check_preemption_disabled+0x48/0x200
[  245.327157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.332708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.337580]  apic_timer_interrupt+0xf/0x20
[  245.341822]  </IRQ>
[  245.344074] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  245.349007] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  245.367934] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  245.375659] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  245.382935] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  245.390206] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  245.397471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  245.404775] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  245.412102]  skb_clone+0x1bb/0x500
[  245.415649]  ? finish_task_switch+0x2f5/0x900
[  245.420151]  ? skb_split+0x11e0/0x11e0
[  245.424050]  ? preempt_notifier_register+0x200/0x200
[  245.429158]  ? __switch_to_asm+0x34/0x70
[  245.433451]  ? __switch_to_asm+0x34/0x70
[  245.437511]  ? __switch_to_asm+0x40/0x70
[  245.441602]  ? __switch_to_asm+0x34/0x70
[  245.445660]  ? __switch_to_asm+0x40/0x70
[  245.449740]  ? __switch_to_asm+0x34/0x70
[  245.453840]  ? __switch_to_asm+0x40/0x70
[  245.457899]  ? __switch_to_asm+0x34/0x70
[  245.461963]  ? __switch_to_asm+0x34/0x70
[  245.466028]  ? __switch_to_asm+0x40/0x70
[  245.470087]  ? __switch_to_asm+0x34/0x70
[  245.474163]  bpf_clone_redirect+0xb9/0x490
[  245.478410]  ? __schedule+0x874/0x1ed0
[  245.482315]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  245.487354]  ? __sched_text_start+0x8/0x8
[  245.491513]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.496297]  ? find_held_lock+0x36/0x1c0
[  245.500376]  ? lock_acquire+0x1ed/0x520
[  245.504354]  ? bpf_test_run+0x32e/0x5a0
[  245.508332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.513879]  ? check_preemption_disabled+0x48/0x200
[  245.518907]  ? kasan_check_read+0x11/0x20
[  245.523064]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.528351]  ? rcu_bh_qs+0xc0/0xc0
[  245.531898]  ? preempt_schedule+0x4d/0x60
[  245.536053]  ? ___preempt_schedule+0x16/0x18
[  245.540475]  ? bpf_test_run+0x1c0/0x5a0
[  245.544463]  ? netlink_diag_dump+0x2a0/0x2a0
[  245.548885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.554438]  ? bpf_test_init.isra.9+0x70/0x100
[  245.559032]  ? bpf_prog_test_run_skb+0x634/0xb40
[  245.563808]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.568658]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.574198]  ? fput+0x130/0x1a0
[  245.577483]  ? __bpf_prog_get+0x9b/0x290
[  245.581560]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.586411]  ? bpf_prog_test_run+0x130/0x1a0
[  245.590840]  ? __x64_sys_bpf+0x3d8/0x510
[  245.594934]  ? bpf_prog_get+0x20/0x20
[  245.598750]  ? ksys_ioctl+0x81/0xd0
[  245.602403]  ? do_syscall_64+0x1b9/0x820
[  245.606471]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  245.611865]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.616808]  ? trace_hardirqs_off+0x300/0x300
[  245.621307]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  245.626326]  ? recalc_sigpending_tsk+0x180/0x180
[  245.631094]  ? kasan_check_write+0x14/0x20
[  245.635338]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.640194]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  245.645613] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  245.645705] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.652549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.652555] Call Trace:
[  245.652563]  <IRQ>
[  245.652580]  dump_stack+0x1c4/0x2b4
[  245.652600]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.659221] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.668439]  warn_alloc.cold.118+0xb7/0x1bd
[  245.670996] syz-executor7 cpuset=
[  245.673145]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.676746] syz7
[  245.681942]  ? lock_downgrade+0x900/0x900
[  245.692408]  mems_allowed=0
[  245.696726]  ? trace_hardirqs_off+0xb8/0x300
[  245.718398]  ? trace_hardirqs_off+0xb8/0x300
[  245.722836]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.727727]  ? warn_alloc+0x120/0x120
[  245.731545]  ? trace_hardirqs_on+0x310/0x310
[  245.735955]  ? warn_alloc+0x120/0x120
[  245.739768]  ? print_usage_bug+0xc0/0xc0
[  245.743833]  ? warn_alloc+0x120/0x120
[  245.747641]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  245.752666]  ? print_usage_bug+0xc0/0xc0
[  245.756741]  ? __lock_acquire+0x7ec/0x4ec0
[  245.760993]  ? __lock_acquire+0x7ec/0x4ec0
[  245.765237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.770787]  ? should_fail+0x22d/0xd01
[  245.774687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.779828]  ? __lock_acquire+0x7ec/0x4ec0
[  245.784072]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.789174]  ? __lock_acquire+0x7ec/0x4ec0
[  245.793413]  ? should_fail+0x22d/0xd01
[  245.797303]  ? print_usage_bug+0xc0/0xc0
[  245.801380]  ? mark_held_locks+0x130/0x130
[  245.805623]  ? mark_held_locks+0x130/0x130
[  245.809876]  ? graph_lock+0x170/0x170
[  245.813680]  ? print_usage_bug+0xc0/0xc0
[  245.817746]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.822552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.828097]  ? check_preemption_disabled+0x48/0x200
[  245.833119]  ? check_preemption_disabled+0x48/0x200
[  245.838154]  ? __lock_is_held+0xb5/0x140
[  245.842229]  __alloc_pages_nodemask+0xa80/0xde0
[  245.846912]  ? graph_lock+0x170/0x170
[  245.850736]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.855767]  ? graph_lock+0x170/0x170
[  245.859587]  ? find_held_lock+0x36/0x1c0
[  245.863676]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.868348]  ? lock_downgrade+0x900/0x900
[  245.872508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.878062]  cache_grow_begin+0x91/0x8c0
[  245.882127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.886555]  fallback_alloc+0x203/0x2e0
[  245.890546]  ____cache_alloc_node+0x1c7/0x1e0
[  245.895053]  kmem_cache_alloc_node+0xe3/0x730
[  245.899578]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.903831]  __alloc_skb+0x119/0x770
[  245.907561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.912867]  ? skb_scrub_packet+0x490/0x490
[  245.917196]  ? lock_downgrade+0x900/0x900
[  245.921356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.926898]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.932359]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.937817]  ? addrconf_rs_timer+0x6f0/0x6f0
[  245.942247]  ndisc_alloc_skb+0x144/0x340
[  245.946330]  ndisc_send_rs+0x331/0x6e0
[  245.950230]  addrconf_rs_timer+0x3c0/0x6f0
[  245.954476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.958730]  call_timer_fn+0x272/0x920
[  245.962632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.966880]  ? process_timeout+0x40/0x40
[  245.970946]  ? find_held_lock+0x36/0x1c0
[  245.975019]  ? mark_held_locks+0xc7/0x130
[  245.979178]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.983675]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.988175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.992415]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.997009]  ? trace_hardirqs_on+0xbd/0x310
[  246.001348]  ? kasan_check_read+0x11/0x20
[  246.005504]  ? __run_timers+0x7da/0xc70
[  246.009516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.014985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.019231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.023475]  __run_timers+0x7e5/0xc70
[  246.027297]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  246.032670]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.037702]  ? graph_lock+0x170/0x170
[  246.041515]  ? print_usage_bug+0xc0/0xc0
[  246.045586]  ? lock_release+0x970/0x970
[  246.049573]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.054790]  ? find_held_lock+0x36/0x1c0
[  246.058882]  ? graph_lock+0x170/0x170
[  246.062700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.068246]  ? check_preemption_disabled+0x48/0x200
[  246.073287]  ? __lock_is_held+0xb5/0x140
[  246.077354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.082902]  ? check_preemption_disabled+0x48/0x200
[  246.087930]  run_timer_softirq+0x52/0xb0
[  246.091996]  ? rcu_read_lock_sched_held+0x108/0x120
[  246.097020]  __do_softirq+0x30b/0xad8
[  246.100838]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  246.105955]  ? pvclock_read_flags+0x160/0x160
[  246.110452]  ? lapic_next_event+0x5a/0x90
[  246.114607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.120160]  ? check_preemption_disabled+0x48/0x200
[  246.125180]  ? check_preemption_disabled+0x48/0x200
[  246.130212]  ? kvm_clock_read+0x18/0x30
[  246.134191]  ? kvm_sched_clock_read+0x9/0x20
[  246.138612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.144162]  ? check_preemption_disabled+0x48/0x200
[  246.149200]  irq_exit+0x17f/0x1c0
[  246.152665]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.157517]  ? smp_reschedule_interrupt+0x109/0x650
[  246.162550]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.168439]  ? interrupt_entry+0xb5/0xf0
[  246.172513]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.177539]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.182573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.187432]  ? trace_hardirqs_off+0x300/0x300
[  246.191926]  ? trace_hardirqs_off+0x300/0x300
[  246.196424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.201971]  ? check_preemption_disabled+0x48/0x200
[  246.206986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.212543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.217400]  apic_timer_interrupt+0xf/0x20
[  246.221631]  </IRQ>
[  246.223873] RIP: 0010:console_unlock+0x1017/0x11a0
[  246.228810] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  246.247713] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  246.255430] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  246.262697] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  246.269964] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  246.277234] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  246.284502] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  246.291813]  ? netconsole_netdev_event+0x280/0x280
[  246.296773]  ? console_unlock+0x100e/0x11a0
[  246.301127]  ? devkmsg_read+0xbb0/0xbb0
[  246.305102]  ? vprintk_emit+0x7f7/0x930
[  246.309088]  ? lock_release+0x970/0x970
[  246.313070]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.318546]  ? vprintk_default+0x28/0x30
[  246.322628]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.328118]  ? kasan_check_write+0x14/0x20
[  246.332356]  ? do_raw_spin_lock+0xc1/0x200
[  246.336601]  vprintk_emit+0x33d/0x930
[  246.340430]  ? wake_up_klogd+0x180/0x180
[  246.344494]  ? lockdep_hardirqs_on+0x421/0x5c0
[  246.349089]  ? retint_kernel+0x2d/0x2d
[  246.352984]  ? find_held_lock+0x36/0x1c0
[  246.357060]  ? mark_held_locks+0xc7/0x130
[  246.361219]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.365720]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.370237]  vprintk_default+0x28/0x30
[  246.374140]  vprintk_func+0x7e/0x181
[  246.377864]  printk+0xa7/0xcf
[  246.380973]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  246.385742]  ? _raw_spin_unlock_irq+0x60/0x80
[  246.390267]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  246.395560]  dump_header+0x7cc/0xf72
[  246.399287]  ? pagefault_out_of_memory+0x197/0x197
[  246.404226]  ? mark_held_locks+0x130/0x130
[  246.408466]  ? __lock_acquire+0x7ec/0x4ec0
[  246.412708]  ? mem_cgroup_charge_statistics+0x780/0x780
[  246.418073]  ? print_usage_bug+0xc0/0xc0
[  246.422137]  ? print_usage_bug+0xc0/0xc0
[  246.426209]  ? graph_lock+0x170/0x170
[  246.430010]  ? graph_lock+0x170/0x170
[  246.433817]  ? print_usage_bug+0xc0/0xc0
[  246.437893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.443438]  ? find_held_lock+0x36/0x1c0
[  246.447821]  ? mark_held_locks+0xc7/0x130
[  246.451976]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  246.457086]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  246.462192]  ? lockdep_hardirqs_on+0x421/0x5c0
[  246.466787]  ? trace_hardirqs_on+0xbd/0x310
[  246.471117]  ? kasan_check_read+0x11/0x20
[  246.475272]  ? ___ratelimit+0x36f/0x655
[  246.479251]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.484704]  ? trace_hardirqs_on+0x310/0x310
[  246.489120]  ? lock_downgrade+0x900/0x900
[  246.493278]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  246.498386]  ? ___ratelimit+0xaa/0x655
[  246.502294]  ? idr_get_free+0xec0/0xec0
[  246.506274]  ? kasan_check_write+0x14/0x20
[  246.510514]  ? do_raw_spin_lock+0xc1/0x200
[  246.514777]  oom_kill_process.cold.27+0x10/0x903
[  246.519555]  ? graph_lock+0x170/0x170
[  246.523358]  ? _raw_spin_unlock+0x2c/0x50
[  246.527512]  ? oom_badness+0xe6/0xaa0
[  246.531326]  ? oom_evaluate_task+0x540/0x540
[  246.535744]  ? find_held_lock+0x36/0x1c0
[  246.539824]  ? out_of_memory+0x974/0x14c0
[  246.543975]  ? lock_downgrade+0x900/0x900
[  246.548131]  ? check_preemption_disabled+0x48/0x200
[  246.553175]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.558975]  ? kasan_check_read+0x11/0x20
[  246.563131]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.568409]  ? rcu_bh_qs+0xc0/0xc0
[  246.571960]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.576978]  ? oom_evaluate_task+0x302/0x540
[  246.581392]  out_of_memory+0xa86/0x14c0
[  246.585381]  ? oom_killer_disable+0x3a0/0x3a0
[  246.589879]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  246.594817]  ? __mutex_add_waiter+0x2a0/0x2a0
[  246.599329]  __alloc_pages_slowpath+0x2318/0x2d80
[  246.604213]  ? warn_alloc+0x120/0x120
[  246.608032]  ? find_get_entry+0x2f2/0xc40
[  246.612194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.617737]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  246.622675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.628222]  ? should_fail+0x22d/0xd01
[  246.632118]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.637230]  ? __lock_is_held+0xb5/0x140
[  246.641328]  ? __lock_is_held+0xb5/0x140
[  246.645406]  ? find_held_lock+0x36/0x1c0
[  246.649483]  ? ___might_sleep+0x1ed/0x300
[  246.653649]  ? lock_release+0x970/0x970
[  246.657636]  ? arch_local_save_flags+0x40/0x40
[  246.662241]  ? __might_sleep+0x95/0x190
[  246.666227]  __alloc_pages_nodemask+0xa80/0xde0
[  246.670911]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.675938]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.681753]  ? kasan_check_read+0x11/0x20
[  246.685920]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.691206]  ? graph_lock+0x170/0x170
[  246.695014]  ? print_usage_bug+0xc0/0xc0
[  246.699082]  ? graph_lock+0x170/0x170
[  246.702888]  ? graph_lock+0x170/0x170
[  246.706695]  ? __do_page_cache_readahead+0x7ce/0x980
[  246.711808]  ? find_held_lock+0x36/0x1c0
[  246.715882]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  246.721430]  alloc_pages_current+0x10c/0x210
[  246.725845]  ? lock_downgrade+0x900/0x900
[  246.730003]  __page_cache_alloc+0x38f/0x5b0
[  246.734336]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.740138]  ? kasan_check_read+0x11/0x20
[  246.744293]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.749578]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  246.754254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.759804]  ? check_preemption_disabled+0x48/0x200
[  246.764840]  filemap_fault+0x1594/0x25f0
[  246.768923]  ? __lock_page_or_retry+0xa00/0xa00
[  246.773598]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.779401]  ? kasan_check_read+0x11/0x20
[  246.783568]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.788849]  ? rcu_bh_qs+0xc0/0xc0
[  246.792409]  ? filemap_map_pages+0xdea/0x1980
[  246.796917]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  246.802027]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  246.807309]  ? debug_object_free+0x325/0x690
[  246.811722]  ? find_get_pages_range_tag+0x1320/0x1320
[  246.816929]  ? graph_lock+0x170/0x170
[  246.820742]  ? kasan_check_read+0x11/0x20
[  246.824904]  ? debug_object_destroy+0x2b0/0x2b0
[  246.829588]  ? lock_acquire+0x1ed/0x520
[  246.833568]  ? ext4_filemap_fault+0x7a/0xad
[  246.837926]  ? lock_release+0x970/0x970
[  246.841931]  ? arch_local_save_flags+0x40/0x40
[  246.846532]  ? futex_wait_setup+0x3e0/0x3e0
[  246.850887]  ? down_read+0xb0/0x1d0
[  246.854514]  ? ext4_filemap_fault+0x7a/0xad
[  246.858871]  ? __down_interruptible+0x700/0x700
[  246.863584]  ext4_filemap_fault+0x82/0xad
[  246.867838]  __do_fault+0x100/0x6b0
[  246.871477]  ? print_bad_pte+0x6c0/0x6c0
[  246.875551]  ? do_futex+0x249/0x26d0
[  246.879270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.884844]  ? pmd_val+0x88/0x100
[  246.888299]  ? add_mm_counter_fast+0xd0/0xd0
[  246.892708]  ? pmd_val+0x88/0x100
[  246.896164]  ? add_mm_counter_fast+0xd0/0xd0
[  246.900584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.906131]  __handle_mm_fault+0x3709/0x53e0
[  246.910569]  ? perf_trace_lock+0x14d/0x7a0
[  246.914852]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  246.919700]  ? graph_lock+0x170/0x170
[  246.923536]  ? print_usage_bug+0xc0/0xc0
[  246.927600]  ? retint_kernel+0x2d/0x2d
[  246.931543]  ? graph_lock+0x170/0x170
[  246.935361]  ? graph_lock+0x170/0x170
[  246.939241]  ? handle_mm_fault+0x42a/0xc70
[  246.943481]  ? lock_downgrade+0x900/0x900
[  246.947634]  ? check_preemption_disabled+0x48/0x200
[  246.952662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.958465]  ? kasan_check_read+0x11/0x20
[  246.962617]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.967899]  ? rcu_bh_qs+0xc0/0xc0
[  246.971443]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.976899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.982444]  ? check_preemption_disabled+0x48/0x200
[  246.987503]  handle_mm_fault+0x54f/0xc70
[  246.991594]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.996184]  ? find_vma+0x34/0x190
[  246.999746]  __do_page_fault+0x67d/0xed0
[  247.003847]  ? mm_fault_error+0x380/0x380
[  247.008002]  ? trace_hardirqs_off+0xb8/0x300
[  247.012416]  ? trace_hardirqs_on+0x310/0x310
[  247.016843]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.022242]  ? trace_hardirqs_on+0x310/0x310
[  247.026661]  do_page_fault+0xf2/0x7e0
[  247.030512]  ? vmalloc_sync_all+0x30/0x30
[  247.034670]  ? error_entry+0x70/0xd0
[  247.038387]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.043402]  ? trace_hardirqs_on_caller+0xc0/0x300
[  247.048337]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.053282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.058130]  ? trace_hardirqs_off+0x300/0x300
[  247.062625]  ? trace_hardirqs_off_caller+0x300/0x300
[  247.067742]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.072779]  ? page_fault+0x8/0x30
[  247.076353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.081203]  ? page_fault+0x8/0x30
[  247.084749]  page_fault+0x1e/0x30
[  247.088231] RIP: 0033:0x40f9c0
[  247.091430] Code: Bad RIP value.
[  247.094794] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  247.100162] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  247.107429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  247.114697] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  247.121969] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  247.129238] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  247.136550] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  247.136555] warn_alloc_show_mem: 1 callbacks suppressed
[  247.136562] Mem-Info:
[  247.143843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.149218] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  247.149218]  active_file:18 inactive_file:16 isolated_file:0
[  247.149218]  unevictable:0 dirty:0 writeback:0 unstable:0
[  247.149218]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  247.149218]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  247.149218]  free:13723 free_pcp:140 free_cma:0
[  247.151591] Call Trace:
[  247.160988] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  247.194034]  <IRQ>
[  247.196616] Node 0 
[  247.224483]  dump_stack+0x1c4/0x2b4
[  247.226651] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  247.228865]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.232465] lowmem_reserve[]:
[  247.258034]  warn_alloc.cold.118+0xb7/0x1bd
[  247.263192]  0
[  247.266308]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.270648]  2817
[  247.272456]  ? lock_downgrade+0x900/0x900
[  247.277277]  6321
[  247.279347]  ? trace_hardirqs_off+0xb8/0x300
[  247.283452]  6321
[  247.285559]  ? trace_hardirqs_off+0xb8/0x300
[  247.289946] Node 0 
[  247.292013]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.296420] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  247.298656]  ? warn_alloc+0x120/0x120
[  247.303893] lowmem_reserve[]:
[  247.330641]  ? warn_alloc+0x120/0x120
[  247.334421]  0
[  247.337538]  ? print_usage_bug+0xc0/0xc0
[  247.341309]  0
[  247.343123]  ? warn_alloc+0x120/0x120
[  247.347169]  3503 3503
[  247.348979]  ? print_usage_bug+0xc0/0xc0
[  247.352754] Node 0 
[  247.355261]  ? graph_lock+0x170/0x170
[  247.359319] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  247.361523]  ? kvm_sched_clock_read+0x9/0x20
[  247.365296] lowmem_reserve[]:
[  247.393707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.398109]  0 0
[  247.401230]  ? should_fail+0x22d/0xd01
[  247.406746]  0
[  247.408725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.412590]  0
[  247.414408]  ? __lock_acquire+0x7ec/0x4ec0
[  247.419485] Node 0 
[  247.421288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.425500] DMA: 
[  247.427735]  ? __lock_acquire+0x7ec/0x4ec0
[  247.433331] 1*4kB 
[  247.435421]  ? should_fail+0x22d/0xd01
[  247.439632] (U) 
[  247.441792]  ? mark_held_locks+0x130/0x130
[  247.445647] 0*8kB 0*16kB 
[  247.447630]  ? mark_held_locks+0x130/0x130
[  247.451836] 1*32kB (U) 
[  247.454603]  ? select_task_rq_fair+0x754/0x34f0
[  247.458815] 2*64kB 
[  247.461434]  ? lock_downgrade+0x900/0x900
[  247.466080] (U) 
[  247.468319]  ? check_preemption_disabled+0x48/0x200
[  247.472445] 1*128kB 
[  247.474416]  ? graph_lock+0x170/0x170
[  247.479412] (U) 
[  247.481733]  ? print_usage_bug+0xc0/0xc0
[  247.485506] 1*256kB (U) 
[  247.487506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.491556] 0*512kB 
[  247.494226]  ? check_preemption_disabled+0x48/0x200
[  247.499731] 1*1024kB 
[  247.502057]  ? check_preemption_disabled+0x48/0x200
[  247.507047] (U) 
[  247.509458]  ? __lock_is_held+0xb5/0x140
[  247.514436] 1*2048kB (M) 
[  247.516423]  __alloc_pages_nodemask+0xa80/0xde0
[  247.520463] 3*4096kB (M) 
[  247.523225]  ? graph_lock+0x170/0x170
[  247.527873] = 15908kB
[  247.530625]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.534401] Node 0 
[  247.536813]  ? graph_lock+0x170/0x170
[  247.541806] DMA32: 
[  247.544049]  ? find_held_lock+0x36/0x1c0
[  247.547813] 3*4kB 
[  247.550055]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.554085] (UM) 
[  247.556237]  ? lock_downgrade+0x900/0x900
[  247.560881] 0*8kB 
[  247.562947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.567056] 3*16kB (M) 
[  247.569220]  cache_grow_begin+0x91/0x8c0
[  247.574722] 2*32kB (UM) 
[  247.577321]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.581347] 2*64kB (M) 
[  247.584038]  fallback_alloc+0x203/0x2e0
[  247.588407] 3*128kB 
[  247.590989]  ____cache_alloc_node+0x1c7/0x1e0
[  247.594963] (M) 
[  247.597282]  kmem_cache_alloc_node+0xe3/0x730
[  247.601752] 2*256kB 
[  247.603735]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.608193] (M) 3*512kB 
[  247.610529]  __alloc_skb+0x119/0x770
[  247.614739] (M) 
[  247.617418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.621105] 4*1024kB 
[  247.623081]  ? skb_scrub_packet+0x490/0x490
[  247.628328] (UM) 
[  247.630734]  ? lock_downgrade+0x900/0x900
[  247.635026] 3*2048kB (UM) 
[  247.637121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.641264] 3*4096kB (M) 
[  247.644117]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.649632] = 25212kB
[  247.652385]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.657806] Node 0 
[  247.660218]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.665635] Normal: 1019*4kB 
[  247.667894]  ndisc_alloc_skb+0x144/0x340
[  247.672267] (MEH) 
[  247.675373]  ndisc_send_rs+0x331/0x6e0
[  247.679418] 374*8kB (UMEH) 
[  247.681593]  addrconf_rs_timer+0x3c0/0x6f0
[  247.685452] 169*16kB 
[  247.688398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.692604] (UMEH) 
[  247.695060]  call_timer_fn+0x272/0x920
[  247.699248] 71*32kB (UMH) 
[  247.701489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.705350] 17*64kB 
[  247.708190]  ? process_timeout+0x40/0x40
[  247.712398] (UMH) 
[  247.714716]  ? find_held_lock+0x36/0x1c0
[  247.718751] 3*128kB 
[  247.720906]  ? __run_timers+0x7da/0xc70
[  247.724949] (H) 
[  247.727268]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.731218] 1*256kB 
[  247.733191]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.737664] (H) 
[  247.739985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.744452] 0*512kB 0*1024kB 
[  247.746434]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.750643] 0*2048kB 
[  247.753771]  ? trace_hardirqs_on+0xbd/0x310
[  247.758335] 0*4096kB 
[  247.760743]  ? kasan_check_read+0x11/0x20
[  247.765039] = 13772kB
[  247.767445]  ? __run_timers+0x7da/0xc70
[  247.771570] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  247.773970]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.777926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  247.786773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.792185] 4154 total pagecache pages
[  247.800754]  __run_timers+0x7e5/0xc70
[  247.804975] 0 pages in swap cache
[  247.808858]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.812640] Swap cache stats: add 0, delete 0, find 0/0
[  247.816088]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.821422] Free swap  = 0kB
[  247.826786]  ? graph_lock+0x170/0x170
[  247.831789] Total swap = 0kB
[  247.834807]  ? enqueue_hrtimer+0x1a5/0x560
[  247.838597] 1965979 pages RAM
[  247.841611]  ? lock_release+0x970/0x970
[  247.845824] 0 pages HighMem/MovableOnly
[  247.848926]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.852878] 342744 pages reserved
[  247.856874]  ? find_held_lock+0x36/0x1c0
[  247.862036] 0 pages cma reserved
[  247.865483]  ? graph_lock+0x170/0x170
[  247.869626] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.872886]  ? pvclock_read_flags+0x160/0x160
[  247.876792] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.883153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.887622] syz-fuzzer cpuset=
[  247.897847]  ? check_preemption_disabled+0x48/0x200
[  247.903353] /
[  247.906565]  ? __lock_is_held+0xb5/0x140
[  247.911554]  mems_allowed=0
[  247.913262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.925748]  ? check_preemption_disabled+0x48/0x200
[  247.930795]  run_timer_softirq+0x52/0xb0
[  247.934861]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.939887]  __do_softirq+0x30b/0xad8
[  247.943704]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.948859]  ? pvclock_read_flags+0x160/0x160
[  247.953359]  ? lapic_next_event+0x5a/0x90
[  247.957546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.963111]  ? check_preemption_disabled+0x48/0x200
[  247.968139]  ? check_preemption_disabled+0x48/0x200
[  247.973172]  ? kvm_clock_read+0x18/0x30
[  247.977152]  ? kvm_sched_clock_read+0x9/0x20
[  247.981571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.987122]  ? check_preemption_disabled+0x48/0x200
[  247.992160]  irq_exit+0x17f/0x1c0
[  247.995625]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.000482]  ? smp_reschedule_interrupt+0x109/0x650
[  248.005505]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.011397]  ? interrupt_entry+0xb5/0xf0
[  248.015478]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.020498]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.025531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.030382]  ? trace_hardirqs_off+0x300/0x300
[  248.034882]  ? trace_hardirqs_off+0x300/0x300
[  248.039388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.044938]  ? check_preemption_disabled+0x48/0x200
[  248.049962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.055517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.060382]  apic_timer_interrupt+0xf/0x20
[  248.064614]  </IRQ>
[  248.066859] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  248.071806] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  248.090722] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  248.098459] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  248.105737] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  248.113019] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  248.120297] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  248.127571] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  248.134907]  skb_clone+0x1bb/0x500
[  248.138456]  ? finish_task_switch+0x2f5/0x900
[  248.142955]  ? skb_split+0x11e0/0x11e0
[  248.146851]  ? preempt_notifier_register+0x200/0x200
[  248.151958]  ? __switch_to_asm+0x34/0x70
[  248.156020]  ? __switch_to_asm+0x34/0x70
[  248.160089]  ? __switch_to_asm+0x40/0x70
[  248.164147]  ? __switch_to_asm+0x34/0x70
[  248.168205]  ? __switch_to_asm+0x40/0x70
[  248.172264]  ? __switch_to_asm+0x34/0x70
[  248.176322]  ? __switch_to_asm+0x40/0x70
[  248.180384]  ? __switch_to_asm+0x34/0x70
[  248.184445]  ? __switch_to_asm+0x34/0x70
[  248.188505]  ? __switch_to_asm+0x40/0x70
[  248.192610]  ? __switch_to_asm+0x34/0x70
[  248.196775]  bpf_clone_redirect+0xb9/0x490
[  248.201078]  ? __schedule+0x874/0x1ed0
[  248.204991]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  248.210021]  ? __sched_text_start+0x8/0x8
[  248.214178]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.218957]  ? find_held_lock+0x36/0x1c0
[  248.223041]  ? lock_acquire+0x1ed/0x520
[  248.227029]  ? bpf_test_run+0x32e/0x5a0
[  248.231098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.236640]  ? check_preemption_disabled+0x48/0x200
[  248.241685]  ? kasan_check_read+0x11/0x20
[  248.245838]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.251121]  ? rcu_bh_qs+0xc0/0xc0
[  248.254664]  ? preempt_schedule+0x4d/0x60
[  248.258854]  ? ___preempt_schedule+0x16/0x18
[  248.263280]  ? bpf_test_run+0x1c0/0x5a0
[  248.267267]  ? netlink_diag_dump+0x2a0/0x2a0
[  248.271715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.277298]  ? bpf_test_init.isra.9+0x70/0x100
[  248.281897]  ? bpf_prog_test_run_skb+0x634/0xb40
[  248.286666]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  248.291533]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.297102]  ? fput+0x130/0x1a0
[  248.300605]  ? __bpf_prog_get+0x9b/0x290
[  248.304671]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  248.309516]  ? bpf_prog_test_run+0x130/0x1a0
[  248.313936]  ? __x64_sys_bpf+0x3d8/0x510
[  248.318002]  ? bpf_prog_get+0x20/0x20
[  248.321843]  ? ksys_ioctl+0x81/0xd0
[  248.325485]  ? do_syscall_64+0x1b9/0x820
[  248.329580]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  248.334954]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.339890]  ? trace_hardirqs_off+0x300/0x300
[  248.344418]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  248.349440]  ? recalc_sigpending_tsk+0x180/0x180
[  248.354211]  ? kasan_check_write+0x14/0x20
[  248.358459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.363317]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.368708] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  248.368832] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  248.375642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.375651] Call Trace:
[  248.382279] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  248.391489]  <IRQ>
[  248.394078] syz-executor7 cpuset=
[  248.404565]  dump_stack+0x1c4/0x2b4
[  248.406688] syz7
[  248.410140]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.413742]  mems_allowed=0
[  248.415743]  warn_alloc.cold.118+0xb7/0x1bd
[  248.428146]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.432997]  ? lock_downgrade+0x900/0x900
[  248.437158]  ? trace_hardirqs_off+0xb8/0x300
[  248.441577]  ? trace_hardirqs_off+0xb8/0x300
[  248.446058]  __alloc_pages_slowpath+0x2667/0x2d80
[  248.450939]  ? warn_alloc+0x120/0x120
[  248.454786]  ? trace_hardirqs_on+0x310/0x310
[  248.459198]  ? warn_alloc+0x120/0x120
[  248.463005]  ? print_usage_bug+0xc0/0xc0
[  248.467075]  ? warn_alloc+0x120/0x120
[  248.470890]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  248.475910]  ? print_usage_bug+0xc0/0xc0
[  248.479983]  ? __lock_acquire+0x7ec/0x4ec0
[  248.484226]  ? __lock_acquire+0x7ec/0x4ec0
[  248.488468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.494014]  ? should_fail+0x22d/0xd01
[  248.497913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.503035]  ? __lock_acquire+0x7ec/0x4ec0
[  248.507277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.512378]  ? __lock_acquire+0x7ec/0x4ec0
[  248.516609]  ? should_fail+0x22d/0xd01
[  248.520493]  ? print_usage_bug+0xc0/0xc0
[  248.524574]  ? mark_held_locks+0x130/0x130
[  248.528818]  ? mark_held_locks+0x130/0x130
[  248.533066]  ? graph_lock+0x170/0x170
[  248.536870]  ? print_usage_bug+0xc0/0xc0
[  248.540955]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.545723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.551279]  ? check_preemption_disabled+0x48/0x200
[  248.556315]  ? check_preemption_disabled+0x48/0x200
[  248.561370]  ? __lock_is_held+0xb5/0x140
[  248.565445]  __alloc_pages_nodemask+0xa80/0xde0
[  248.570123]  ? graph_lock+0x170/0x170
[  248.573941]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.578958]  ? graph_lock+0x170/0x170
[  248.582780]  ? find_held_lock+0x36/0x1c0
[  248.586858]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.591536]  ? lock_downgrade+0x900/0x900
[  248.595698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.601247]  cache_grow_begin+0x91/0x8c0
[  248.605316]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.609737]  fallback_alloc+0x203/0x2e0
[  248.613745]  ____cache_alloc_node+0x1c7/0x1e0
[  248.618259]  kmem_cache_alloc_node+0xe3/0x730
[  248.622759]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.627021]  __alloc_skb+0x119/0x770
[  248.630754]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.636047]  ? skb_scrub_packet+0x490/0x490
[  248.640374]  ? lock_downgrade+0x900/0x900
[  248.644539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.650079]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.655539]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.661019]  ? addrconf_rs_timer+0x6f0/0x6f0
[  248.665445]  ndisc_alloc_skb+0x144/0x340
[  248.669513]  ndisc_send_rs+0x331/0x6e0
[  248.673428]  addrconf_rs_timer+0x3c0/0x6f0
[  248.677671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.681924]  call_timer_fn+0x272/0x920
[  248.685840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.690085]  ? process_timeout+0x40/0x40
[  248.694148]  ? find_held_lock+0x36/0x1c0
[  248.698219]  ? mark_held_locks+0xc7/0x130
[  248.702373]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.706867]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.711362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.715598]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  248.720185]  ? trace_hardirqs_on+0xbd/0x310
[  248.724513]  ? kasan_check_read+0x11/0x20
[  248.728669]  ? __run_timers+0x7da/0xc70
[  248.732660]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.738137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.742383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.746622]  __run_timers+0x7e5/0xc70
[  248.750441]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.755833]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.760899]  ? graph_lock+0x170/0x170
[  248.764709]  ? print_usage_bug+0xc0/0xc0
[  248.768805]  ? lock_release+0x970/0x970
[  248.772792]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.777996]  ? find_held_lock+0x36/0x1c0
[  248.782071]  ? graph_lock+0x170/0x170
[  248.785883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.791429]  ? check_preemption_disabled+0x48/0x200
[  248.796463]  ? __lock_is_held+0xb5/0x140
[  248.800535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.806080]  ? check_preemption_disabled+0x48/0x200
[  248.811111]  run_timer_softirq+0x52/0xb0
[  248.815177]  ? rcu_read_lock_sched_held+0x108/0x120
[  248.820200]  __do_softirq+0x30b/0xad8
[  248.824015]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.829133]  ? pvclock_read_flags+0x160/0x160
[  248.833631]  ? lapic_next_event+0x5a/0x90
[  248.837793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.843433]  ? check_preemption_disabled+0x48/0x200
[  248.848457]  ? check_preemption_disabled+0x48/0x200
[  248.853499]  ? kvm_clock_read+0x18/0x30
[  248.857484]  ? kvm_sched_clock_read+0x9/0x20
[  248.861902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.867445]  ? check_preemption_disabled+0x48/0x200
[  248.872477]  irq_exit+0x17f/0x1c0
[  248.875957]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.880842]  ? smp_reschedule_interrupt+0x109/0x650
[  248.885882]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.891798]  ? interrupt_entry+0xb5/0xf0
[  248.895895]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.900914]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.905936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.910786]  ? trace_hardirqs_off+0x300/0x300
[  248.915285]  ? trace_hardirqs_off+0x300/0x300
[  248.919790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.925337]  ? check_preemption_disabled+0x48/0x200
[  248.930352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.935901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.940756]  apic_timer_interrupt+0xf/0x20
[  248.944998]  </IRQ>
[  248.947243] RIP: 0010:console_unlock+0x1017/0x11a0
[  248.952177] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  248.971080] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  248.978794] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  248.986067] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  248.993339] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  249.000610] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  249.007885] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  249.015179]  ? netconsole_netdev_event+0x280/0x280
[  249.020124]  ? console_unlock+0x100e/0x11a0
[  249.024472]  ? devkmsg_read+0xbb0/0xbb0
[  249.028451]  ? vprintk_emit+0x7f7/0x930
[  249.032435]  ? lock_release+0x970/0x970
[  249.036415]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.041875]  ? vprintk_default+0x28/0x30
[  249.045939]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.051396]  ? kasan_check_write+0x14/0x20
[  249.055637]  ? do_raw_spin_lock+0xc1/0x200
[  249.059884]  vprintk_emit+0x33d/0x930
[  249.063694]  ? wake_up_klogd+0x180/0x180
[  249.067753]  ? lockdep_hardirqs_on+0x421/0x5c0
[  249.072350]  ? retint_kernel+0x2d/0x2d
[  249.076244]  ? find_held_lock+0x36/0x1c0
[  249.080319]  ? mark_held_locks+0xc7/0x130
[  249.084470]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.088965]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.093484]  vprintk_default+0x28/0x30
[  249.097377]  vprintk_func+0x7e/0x181
[  249.101099]  printk+0xa7/0xcf
[  249.104210]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  249.108970]  ? _raw_spin_unlock_irq+0x60/0x80
[  249.113483]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  249.118784]  dump_header+0x7cc/0xf72
[  249.122512]  ? pagefault_out_of_memory+0x197/0x197
[  249.127472]  ? mark_held_locks+0x130/0x130
[  249.131710]  ? __lock_acquire+0x7ec/0x4ec0
[  249.135950]  ? mem_cgroup_charge_statistics+0x780/0x780
[  249.141320]  ? print_usage_bug+0xc0/0xc0
[  249.145384]  ? print_usage_bug+0xc0/0xc0
[  249.149453]  ? graph_lock+0x170/0x170
[  249.153257]  ? graph_lock+0x170/0x170
[  249.157062]  ? print_usage_bug+0xc0/0xc0
[  249.161137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.166684]  ? find_held_lock+0x36/0x1c0
[  249.170758]  ? mark_held_locks+0xc7/0x130
[  249.174923]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  249.180034]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  249.185141]  ? lockdep_hardirqs_on+0x421/0x5c0
[  249.189752]  ? trace_hardirqs_on+0xbd/0x310
[  249.194108]  ? kasan_check_read+0x11/0x20
[  249.198270]  ? ___ratelimit+0x36f/0x655
[  249.202247]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.207705]  ? trace_hardirqs_on+0x310/0x310
[  249.212114]  ? lock_downgrade+0x900/0x900
[  249.216270]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  249.221377]  ? ___ratelimit+0xaa/0x655
[  249.225271]  ? idr_get_free+0xec0/0xec0
[  249.229257]  ? kasan_check_write+0x14/0x20
[  249.233508]  ? do_raw_spin_lock+0xc1/0x200
[  249.237759]  oom_kill_process.cold.27+0x10/0x903
[  249.242543]  ? graph_lock+0x170/0x170
[  249.246346]  ? _raw_spin_unlock+0x2c/0x50
[  249.250493]  ? oom_badness+0xe6/0xaa0
[  249.254307]  ? oom_evaluate_task+0x540/0x540
[  249.258722]  ? find_held_lock+0x36/0x1c0
[  249.262800]  ? out_of_memory+0x974/0x14c0
[  249.266956]  ? lock_downgrade+0x900/0x900
[  249.271108]  ? check_preemption_disabled+0x48/0x200
[  249.276135]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.281937]  ? kasan_check_read+0x11/0x20
[  249.286087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.291366]  ? rcu_bh_qs+0xc0/0xc0
[  249.294913]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.300148]  ? oom_evaluate_task+0x302/0x540
[  249.304568]  out_of_memory+0xa86/0x14c0
[  249.308559]  ? oom_killer_disable+0x3a0/0x3a0
[  249.313060]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  249.318003]  ? __mutex_add_waiter+0x2a0/0x2a0
[  249.322530]  __alloc_pages_slowpath+0x2318/0x2d80
[  249.327414]  ? warn_alloc+0x120/0x120
[  249.331236]  ? find_get_entry+0x2f2/0xc40
[  249.335403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.340953]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  249.345889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.351452]  ? should_fail+0x22d/0xd01
[  249.355349]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.360462]  ? __lock_is_held+0xb5/0x140
[  249.364563]  ? __lock_is_held+0xb5/0x140
[  249.368636]  ? find_held_lock+0x36/0x1c0
[  249.372703]  ? ___might_sleep+0x1ed/0x300
[  249.376850]  ? lock_release+0x970/0x970
[  249.380833]  ? arch_local_save_flags+0x40/0x40
[  249.385433]  ? __might_sleep+0x95/0x190
[  249.389420]  __alloc_pages_nodemask+0xa80/0xde0
[  249.394106]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.399131]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.404934]  ? kasan_check_read+0x11/0x20
[  249.409089]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.414378]  ? graph_lock+0x170/0x170
[  249.418187]  ? print_usage_bug+0xc0/0xc0
[  249.422254]  ? graph_lock+0x170/0x170
[  249.426060]  ? graph_lock+0x170/0x170
[  249.429865]  ? __do_page_cache_readahead+0x7ce/0x980
[  249.435539]  ? find_held_lock+0x36/0x1c0
[  249.439616]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  249.445169]  alloc_pages_current+0x10c/0x210
[  249.449582]  ? lock_downgrade+0x900/0x900
[  249.453740]  __page_cache_alloc+0x38f/0x5b0
[  249.458075]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.463878]  ? kasan_check_read+0x11/0x20
[  249.468034]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.473320]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  249.477996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.483550]  ? check_preemption_disabled+0x48/0x200
[  249.488581]  filemap_fault+0x1594/0x25f0
[  249.492659]  ? __lock_page_or_retry+0xa00/0xa00
[  249.497334]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.503136]  ? kasan_check_read+0x11/0x20
[  249.507288]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.512569]  ? rcu_bh_qs+0xc0/0xc0
[  249.516157]  ? filemap_map_pages+0xdea/0x1980
[  249.520664]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  249.525782]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  249.531059]  ? debug_object_free+0x325/0x690
[  249.535471]  ? find_get_pages_range_tag+0x1320/0x1320
[  249.540668]  ? graph_lock+0x170/0x170
[  249.544484]  ? kasan_check_read+0x11/0x20
[  249.548635]  ? debug_object_destroy+0x2b0/0x2b0
[  249.553319]  ? lock_acquire+0x1ed/0x520
[  249.557300]  ? ext4_filemap_fault+0x7a/0xad
[  249.561632]  ? lock_release+0x970/0x970
[  249.565617]  ? arch_local_save_flags+0x40/0x40
[  249.570208]  ? futex_wait_setup+0x3e0/0x3e0
[  249.574554]  ? down_read+0xb0/0x1d0
[  249.578183]  ? ext4_filemap_fault+0x7a/0xad
[  249.582507]  ? __down_interruptible+0x700/0x700
[  249.587201]  ext4_filemap_fault+0x82/0xad
[  249.591359]  __do_fault+0x100/0x6b0
[  249.594992]  ? print_bad_pte+0x6c0/0x6c0
[  249.599065]  ? do_futex+0x249/0x26d0
[  249.602791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.608343]  ? pmd_val+0x88/0x100
[  249.611800]  ? add_mm_counter_fast+0xd0/0xd0
[  249.616212]  ? pmd_val+0x88/0x100
[  249.619671]  ? add_mm_counter_fast+0xd0/0xd0
[  249.624095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.629645]  __handle_mm_fault+0x3709/0x53e0
[  249.634063]  ? perf_trace_lock+0x14d/0x7a0
[  249.638314]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  249.643159]  ? graph_lock+0x170/0x170
[  249.646965]  ? print_usage_bug+0xc0/0xc0
[  249.651030]  ? retint_kernel+0x2d/0x2d
[  249.654929]  ? graph_lock+0x170/0x170
[  249.658733]  ? graph_lock+0x170/0x170
[  249.662572]  ? handle_mm_fault+0x42a/0xc70
[  249.666815]  ? lock_downgrade+0x900/0x900
[  249.670969]  ? check_preemption_disabled+0x48/0x200
[  249.676000]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.681807]  ? kasan_check_read+0x11/0x20
[  249.685967]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.691256]  ? rcu_bh_qs+0xc0/0xc0
[  249.694803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.700261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.705805]  ? check_preemption_disabled+0x48/0x200
[  249.710850]  handle_mm_fault+0x54f/0xc70
[  249.714920]  ? __handle_mm_fault+0x53e0/0x53e0
[  249.719520]  ? find_vma+0x34/0x190
[  249.723086]  __do_page_fault+0x67d/0xed0
[  249.727160]  ? mm_fault_error+0x380/0x380
[  249.731311]  ? trace_hardirqs_off+0xb8/0x300
[  249.735722]  ? trace_hardirqs_on+0x310/0x310
[  249.740137]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  249.745504]  ? trace_hardirqs_on+0x310/0x310
[  249.749941]  do_page_fault+0xf2/0x7e0
[  249.753756]  ? vmalloc_sync_all+0x30/0x30
[  249.757931]  ? error_entry+0x70/0xd0
[  249.761651]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.766666]  ? trace_hardirqs_on_caller+0xc0/0x300
[  249.771597]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.776531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.781382]  ? trace_hardirqs_off+0x300/0x300
[  249.785881]  ? trace_hardirqs_off_caller+0x300/0x300
[  249.791005]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.796027]  ? page_fault+0x8/0x30
[  249.799574]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.804423]  ? page_fault+0x8/0x30
[  249.807967]  page_fault+0x1e/0x30
[  249.811427] RIP: 0033:0x40f9c0
[  249.814626] Code: Bad RIP value.
[  249.817992] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  249.823374] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  249.830648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  249.837923] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  249.845193] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  249.852465] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  249.859778] warn_alloc_show_mem: 1 callbacks suppressed
[  249.859792] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  249.859794] Mem-Info:
[  249.859837] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  249.859837]  active_file:18 inactive_file:16 isolated_file:0
[  249.859837]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.859837]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  249.859837]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  249.859837]  free:13723 free_pcp:140 free_cma:0
[  249.865177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.865187] Call Trace:
[  249.872486] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  249.874888]  <IRQ>
[  249.908068] Node 0 
[  249.917457]  dump_stack+0x1c4/0x2b4
[  249.920035] 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
[  249.947882]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.950007] lowmem_reserve[]:
[  249.952256]  warn_alloc.cold.118+0xb7/0x1bd
[  249.955850]  0
[  249.981380]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.986550]  2817
[  249.989702]  ? lock_downgrade+0x900/0x900
[  249.993983]  6321
[  249.995804]  ? trace_hardirqs_off+0xb8/0x300
[  250.000611]  6321
[  250.002684]  ? trace_hardirqs_off+0xb8/0x300
[  250.006800] Node 0 
[  250.008878]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.013272] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  250.015337]  ? warn_alloc+0x120/0x120
[  250.019687] lowmem_reserve[]:
[  250.021928]  ? trace_hardirqs_on+0x310/0x310
[  250.026742]  0
[  250.053495]  ? warn_alloc+0x120/0x120
[  250.057270]  0
[  250.060379]  ? print_usage_bug+0xc0/0xc0
[  250.064745]  3503 3503
[  250.066570]  ? warn_alloc+0x120/0x120
[  250.072150]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  250.076181] Node 0 
[  250.078685]  ? print_usage_bug+0xc0/0xc0
[  250.082477] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  250.087463]  ? __lock_acquire+0x7ec/0x4ec0
[  250.089675] lowmem_reserve[]:
[  250.093734]  ? __lock_acquire+0x7ec/0x4ec0
[  250.122084]  0 0
[  250.126369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.129432]  0
[  250.133678]  ? should_fail+0x22d/0xd01
[  250.135616]  0
[  250.141162]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.142937] Node 0 
[  250.146821]  ? __lock_acquire+0x7ec/0x4ec0
[  250.148598] DMA: 
[  250.153708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.155918] 1*4kB 
[  250.160147]  ? __lock_acquire+0x7ec/0x4ec0
[  250.162188] (U) 
[  250.167288]  ? should_fail+0x22d/0xd01
[  250.169417] 0*8kB 
[  250.173644]  ? print_usage_bug+0xc0/0xc0
[  250.175595] 0*16kB 
[  250.179496]  ? mark_held_locks+0x130/0x130
[  250.181627] 1*32kB 
[  250.185683]  ? mark_held_locks+0x130/0x130
[  250.187898] (U) 
[  250.192134]  ? graph_lock+0x170/0x170
[  250.194346] 2*64kB 
[  250.198588]  ? print_usage_bug+0xc0/0xc0
[  250.200533] (U) 1*128kB 
[  250.204350]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.206559] (U) 
[  250.210633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.213280] 1*256kB 
[  250.218043]  ? check_preemption_disabled+0x48/0x200
[  250.219982] (U) 
[  250.225514]  ? check_preemption_disabled+0x48/0x200
[  250.227819] 0*512kB 
[  250.232853]  ? __lock_is_held+0xb5/0x140
[  250.234799] 1*1024kB 
[  250.239814]  __alloc_pages_nodemask+0xa80/0xde0
[  250.242109] (U) 
[  250.246163]  ? graph_lock+0x170/0x170
[  250.248553] 1*2048kB 
[  250.253218]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.255169] (M) 
[  250.258962]  ? graph_lock+0x170/0x170
[  250.261353] 3*4096kB 
[  250.266371]  ? find_held_lock+0x36/0x1c0
[  250.268320] (M) 
[  250.272125]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.274500] = 15908kB
[  250.274508] Node 0 
[  250.278566]  ? lock_downgrade+0x900/0x900
[  250.280517] DMA32: 
[  250.285190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.287584] 3*4kB 
[  250.289863]  cache_grow_begin+0x91/0x8c0
[  250.293994] (UM) 
[  250.296227]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.301747] 0*8kB 3*16kB 
[  250.303918]  fallback_alloc+0x203/0x2e0
[  250.307945] (M) 2*32kB 
[  250.310020]  ____cache_alloc_node+0x1c7/0x1e0
[  250.314399] (UM) 
[  250.317159]  kmem_cache_alloc_node+0xe3/0x730
[  250.321101] 2*64kB (M) 
[  250.323691]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.328161] 3*128kB 
[  250.330224]  __alloc_skb+0x119/0x770
[  250.334691] (M) 
[  250.337272]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.341472] 2*256kB (M) 
[  250.343806]  ? skb_scrub_packet+0x490/0x490
[  250.347494] 3*512kB 
[  250.349465]  ? lock_downgrade+0x900/0x900
[  250.354747] (M) 
[  250.357425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.361713] 4*1024kB (UM) 
[  250.364043]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.368172] 3*2048kB 
[  250.370158]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.375674] (UM) 3*4096kB 
[  250.378530]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.384004] (M) 
[  250.386429]  ndisc_alloc_skb+0x144/0x340
[  250.391841] = 25212kB
[  250.394686]  ndisc_send_rs+0x331/0x6e0
[  250.399067] Node 0 
[  250.401051]  addrconf_rs_timer+0x3c0/0x6f0
[  250.405081] Normal: 
[  250.407486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.411346] 1019*4kB 
[  250.413587]  call_timer_fn+0x272/0x920
[  250.417793] (MEH) 
[  250.420115]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.424318] 374*8kB (UMEH) 
[  250.426733]  ? process_timeout+0x40/0x40
[  250.430593] 169*16kB 
[  250.432740]  ? find_held_lock+0x36/0x1c0
[  250.436946] (UMEH) 
[  250.439884]  ? __run_timers+0x7da/0xc70
[  250.443931] 71*32kB 
[  250.446342]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.450379] (UMH) 
[  250.452623]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.456575] 17*64kB 
[  250.458907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.463375] (UMH) 
[  250.465521]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.469993] 3*128kB 
[  250.472312]  ? trace_hardirqs_on+0xbd/0x310
[  250.476521] (H) 
[  250.478670]  ? kasan_check_read+0x11/0x20
[  250.483224] 1*256kB 
[  250.485549]  ? __run_timers+0x7da/0xc70
[  250.489841] (H) 
[  250.491817]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.495954] 0*512kB 
[  250.498277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.502222] 0*1024kB 
[  250.504196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.509617] 0*2048kB 
[  250.511935]  __run_timers+0x7e5/0xc70
[  250.516144] 0*4096kB 
[  250.518557]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.522779] = 13772kB
[  250.525218]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.529000] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  250.531400]  ? graph_lock+0x170/0x170
[  250.536755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  250.539165]  ? enqueue_hrtimer+0x1a5/0x560
[  250.544160] 4154 total pagecache pages
[  250.552985]  ? lock_release+0x970/0x970
[  250.553001]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.556798] 0 pages in swap cache
[  250.565359]  ? find_held_lock+0x36/0x1c0
[  250.569572] Swap cache stats: add 0, delete 0, find 0/0
[  250.573448]  ? graph_lock+0x170/0x170
[  250.577404] Free swap  = 0kB
[  250.582586]  ? pvclock_read_flags+0x160/0x160
[  250.586016] Total swap = 0kB
[  250.590075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.595412] 1965979 pages RAM
[  250.599209]  ? check_preemption_disabled+0x48/0x200
[  250.602239] 0 pages HighMem/MovableOnly
[  250.602248] 342744 pages reserved
[  250.606755]  ? __lock_is_held+0xb5/0x140
[  250.609747] 0 pages cma reserved
[  250.615304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.618461] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.623392]  ? check_preemption_disabled+0x48/0x200
[  250.627438] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.630800]  run_timer_softirq+0x52/0xb0
[  250.634855] syz-fuzzer cpuset=
[  250.638218]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.643754] /
[  250.650253]  __do_softirq+0x30b/0xad8
[  250.655249]  mems_allowed=0
[  250.665476]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.691220]  ? pvclock_read_flags+0x160/0x160
[  250.695754]  ? lapic_next_event+0x5a/0x90
[  250.699919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.705478]  ? check_preemption_disabled+0x48/0x200
[  250.710504]  ? check_preemption_disabled+0x48/0x200
[  250.715531]  ? kvm_clock_read+0x18/0x30
[  250.719513]  ? kvm_sched_clock_read+0x9/0x20
[  250.723938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.729493]  ? check_preemption_disabled+0x48/0x200
[  250.734524]  irq_exit+0x17f/0x1c0
[  250.737988]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.742834]  ? smp_reschedule_interrupt+0x109/0x650
[  250.747874]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.753760]  ? interrupt_entry+0xb5/0xf0
[  250.757838]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.762855]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.767875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.772725]  ? trace_hardirqs_off+0x300/0x300
[  250.777220]  ? trace_hardirqs_off+0x300/0x300
[  250.781724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.787268]  ? check_preemption_disabled+0x48/0x200
[  250.792285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.797834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.802691]  apic_timer_interrupt+0xf/0x20
[  250.806927]  </IRQ>
[  250.809174] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  250.814106] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  250.833012] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  250.840738] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  250.848019] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  250.855312] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  250.862583] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  250.869852] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  250.877179]  skb_clone+0x1bb/0x500
[  250.880726]  ? finish_task_switch+0x2f5/0x900
[  250.885229]  ? skb_split+0x11e0/0x11e0
[  250.889131]  ? preempt_notifier_register+0x200/0x200
[  250.894240]  ? __switch_to_asm+0x34/0x70
[  250.898307]  ? __switch_to_asm+0x34/0x70
[  250.902381]  ? __switch_to_asm+0x40/0x70
[  250.906444]  ? __switch_to_asm+0x34/0x70
[  250.910505]  ? __switch_to_asm+0x40/0x70
[  250.914573]  ? __switch_to_asm+0x34/0x70
[  250.918649]  ? __switch_to_asm+0x40/0x70
[  250.922711]  ? __switch_to_asm+0x34/0x70
[  250.926789]  ? __switch_to_asm+0x34/0x70
[  250.930853]  ? __switch_to_asm+0x40/0x70
[  250.934913]  ? __switch_to_asm+0x34/0x70
[  250.938993]  bpf_clone_redirect+0xb9/0x490
[  250.943239]  ? __schedule+0x874/0x1ed0
[  250.947136]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  250.952159]  ? __sched_text_start+0x8/0x8
[  250.956311]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.961082]  ? find_held_lock+0x36/0x1c0
[  250.965153]  ? lock_acquire+0x1ed/0x520
[  250.969128]  ? bpf_test_run+0x32e/0x5a0
[  250.973109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.978653]  ? check_preemption_disabled+0x48/0x200
[  250.983678]  ? kasan_check_read+0x11/0x20
[  250.987838]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.993117]  ? rcu_bh_qs+0xc0/0xc0
[  250.996660]  ? preempt_schedule+0x4d/0x60
[  251.000816]  ? ___preempt_schedule+0x16/0x18
[  251.005240]  ? bpf_test_run+0x1c0/0x5a0
[  251.009226]  ? netlink_diag_dump+0x2a0/0x2a0
[  251.013642]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.019177]  ? bpf_test_init.isra.9+0x70/0x100
[  251.023772]  ? bpf_prog_test_run_skb+0x634/0xb40
[  251.028540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.033386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.038922]  ? fput+0x130/0x1a0
[  251.042204]  ? __bpf_prog_get+0x9b/0x290
[  251.046290]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.051139]  ? bpf_prog_test_run+0x130/0x1a0
[  251.055561]  ? __x64_sys_bpf+0x3d8/0x510
[  251.059623]  ? bpf_prog_get+0x20/0x20
[  251.063439]  ? ksys_ioctl+0x81/0xd0
[  251.067085]  ? do_syscall_64+0x1b9/0x820
[  251.071150]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  251.076517]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.081457]  ? trace_hardirqs_off+0x300/0x300
[  251.085954]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  251.090972]  ? recalc_sigpending_tsk+0x180/0x180
[  251.095735]  ? kasan_check_write+0x14/0x20
[  251.099990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.104850]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.110235] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  251.110327] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  251.117166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.117172] Call Trace:
[  251.117180]  <IRQ>
[  251.117196]  dump_stack+0x1c4/0x2b4
[  251.117218]  ? dump_stack_print_info.cold.2+0x52/0x52
[  251.123773] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  251.133055]  warn_alloc.cold.118+0xb7/0x1bd
[  251.135611] syz-executor7 cpuset=
[  251.137777]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.141378] syz7
[  251.146562]  ? lock_downgrade+0x900/0x900
[  251.157024]  mems_allowed=0
[  251.161345]  ? trace_hardirqs_off+0xb8/0x300
[  251.183018]  ? trace_hardirqs_off+0xb8/0x300
[  251.187440]  __alloc_pages_slowpath+0x2667/0x2d80
[  251.192317]  ? warn_alloc+0x120/0x120
[  251.196121]  ? trace_hardirqs_on+0x310/0x310
[  251.200541]  ? warn_alloc+0x120/0x120
[  251.204350]  ? print_usage_bug+0xc0/0xc0
[  251.208412]  ? warn_alloc+0x120/0x120
[  251.212220]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  251.217259]  ? print_usage_bug+0xc0/0xc0
[  251.221325]  ? __lock_acquire+0x7ec/0x4ec0
[  251.225563]  ? __lock_acquire+0x7ec/0x4ec0
[  251.229819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.235361]  ? should_fail+0x22d/0xd01
[  251.239254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.244358]  ? __lock_acquire+0x7ec/0x4ec0
[  251.248600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.253703]  ? __lock_acquire+0x7ec/0x4ec0
[  251.257938]  ? should_fail+0x22d/0xd01
[  251.261826]  ? print_usage_bug+0xc0/0xc0
[  251.265899]  ? mark_held_locks+0x130/0x130
[  251.270141]  ? mark_held_locks+0x130/0x130
[  251.274389]  ? graph_lock+0x170/0x170
[  251.278212]  ? print_usage_bug+0xc0/0xc0
[  251.282276]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.287037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.292588]  ? check_preemption_disabled+0x48/0x200
[  251.297605]  ? check_preemption_disabled+0x48/0x200
[  251.302996]  ? __lock_is_held+0xb5/0x140
[  251.307069]  __alloc_pages_nodemask+0xa80/0xde0
[  251.311747]  ? graph_lock+0x170/0x170
[  251.315564]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.320579]  ? graph_lock+0x170/0x170
[  251.324391]  ? find_held_lock+0x36/0x1c0
[  251.328503]  ? ____cache_alloc_node+0x1c7/0x1e0
[  251.333181]  ? lock_downgrade+0x900/0x900
[  251.337339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.342886]  cache_grow_begin+0x91/0x8c0
[  251.346951]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.351371]  fallback_alloc+0x203/0x2e0
[  251.355356]  ____cache_alloc_node+0x1c7/0x1e0
[  251.359865]  kmem_cache_alloc_node+0xe3/0x730
[  251.364369]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.368620]  __alloc_skb+0x119/0x770
[  251.372350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.377635]  ? skb_scrub_packet+0x490/0x490
[  251.381969]  ? lock_downgrade+0x900/0x900
[  251.386128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.391673]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.397131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.402585]  ? addrconf_rs_timer+0x6f0/0x6f0
[  251.407026]  ndisc_alloc_skb+0x144/0x340
[  251.411094]  ndisc_send_rs+0x331/0x6e0
[  251.414998]  addrconf_rs_timer+0x3c0/0x6f0
[  251.419247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.423514]  call_timer_fn+0x272/0x920
[  251.427409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.432127]  ? process_timeout+0x40/0x40
[  251.436187]  ? find_held_lock+0x36/0x1c0
[  251.440261]  ? mark_held_locks+0xc7/0x130
[  251.444416]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.448914]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.453408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.457642]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  251.462230]  ? trace_hardirqs_on+0xbd/0x310
[  251.466559]  ? kasan_check_read+0x11/0x20
[  251.470719]  ? __run_timers+0x7da/0xc70
[  251.474701]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.480182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.484427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.488671]  __run_timers+0x7e5/0xc70
[  251.492488]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  251.497868]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.502887]  ? graph_lock+0x170/0x170
[  251.506693]  ? print_usage_bug+0xc0/0xc0
[  251.510777]  ? lock_release+0x970/0x970
[  251.514756]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.519965]  ? find_held_lock+0x36/0x1c0
[  251.524044]  ? graph_lock+0x170/0x170
[  251.527865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.533411]  ? check_preemption_disabled+0x48/0x200
[  251.538441]  ? __lock_is_held+0xb5/0x140
[  251.542508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.548059]  ? check_preemption_disabled+0x48/0x200
[  251.553090]  run_timer_softirq+0x52/0xb0
[  251.557158]  ? rcu_read_lock_sched_held+0x108/0x120
[  251.562187]  __do_softirq+0x30b/0xad8
[  251.566002]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  251.571114]  ? pvclock_read_flags+0x160/0x160
[  251.575614]  ? lapic_next_event+0x5a/0x90
[  251.579775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.585336]  ? check_preemption_disabled+0x48/0x200
[  251.590362]  ? check_preemption_disabled+0x48/0x200
[  251.595386]  ? kvm_clock_read+0x18/0x30
[  251.599360]  ? kvm_sched_clock_read+0x9/0x20
[  251.603782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.609326]  ? check_preemption_disabled+0x48/0x200
[  251.614358]  irq_exit+0x17f/0x1c0
[  251.617820]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.622665]  ? smp_reschedule_interrupt+0x109/0x650
[  251.627690]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.633582]  ? interrupt_entry+0xb5/0xf0
[  251.637664]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.642689]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.647707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.652557]  ? trace_hardirqs_off+0x300/0x300
[  251.657053]  ? trace_hardirqs_off+0x300/0x300
[  251.661559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.667097]  ? check_preemption_disabled+0x48/0x200
[  251.672112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.677662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.682539]  apic_timer_interrupt+0xf/0x20
[  251.686776]  </IRQ>
[  251.689020] RIP: 0010:console_unlock+0x1017/0x11a0
[  251.693954] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  251.712860] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  251.720583] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  251.727851] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  251.735121] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  251.742388] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  251.749655] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  251.756946]  ? netconsole_netdev_event+0x280/0x280
[  251.761893]  ? console_unlock+0x100e/0x11a0
[  251.766238]  ? devkmsg_read+0xbb0/0xbb0
[  251.770216]  ? vprintk_emit+0x7f7/0x930
[  251.774195]  ? lock_release+0x970/0x970
[  251.778179]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.783632]  ? vprintk_default+0x28/0x30
[  251.787699]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.793158]  ? kasan_check_write+0x14/0x20
[  251.797394]  ? do_raw_spin_lock+0xc1/0x200
[  251.801641]  vprintk_emit+0x33d/0x930
[  251.805455]  ? wake_up_klogd+0x180/0x180
[  251.809514]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.814107]  ? retint_kernel+0x2d/0x2d
[  251.818010]  ? find_held_lock+0x36/0x1c0
[  251.822082]  ? mark_held_locks+0xc7/0x130
[  251.826231]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.830726]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.835234]  vprintk_default+0x28/0x30
[  251.839123]  vprintk_func+0x7e/0x181
[  251.842842]  printk+0xa7/0xcf
[  251.845952]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  251.850719]  ? _raw_spin_unlock_irq+0x60/0x80
[  251.855229]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  251.860520]  dump_header+0x7cc/0xf72
[  251.864254]  ? pagefault_out_of_memory+0x197/0x197
[  251.869207]  ? mark_held_locks+0x130/0x130
[  251.873441]  ? __lock_acquire+0x7ec/0x4ec0
[  251.877690]  ? mem_cgroup_charge_statistics+0x780/0x780
[  251.883055]  ? print_usage_bug+0xc0/0xc0
[  251.887117]  ? print_usage_bug+0xc0/0xc0
[  251.891192]  ? graph_lock+0x170/0x170
[  251.895000]  ? graph_lock+0x170/0x170
[  251.898805]  ? print_usage_bug+0xc0/0xc0
[  251.902882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.908425]  ? find_held_lock+0x36/0x1c0
[  251.912499]  ? mark_held_locks+0xc7/0x130
[  251.916668]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.921778]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.926883]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.931468]  ? trace_hardirqs_on+0xbd/0x310
[  251.935799]  ? kasan_check_read+0x11/0x20
[  251.939950]  ? ___ratelimit+0x36f/0x655
[  251.943926]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.949385]  ? trace_hardirqs_on+0x310/0x310
[  251.953805]  ? lock_downgrade+0x900/0x900
[  251.957971]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.963077]  ? ___ratelimit+0xaa/0x655
[  251.966971]  ? idr_get_free+0xec0/0xec0
[  251.970951]  ? kasan_check_write+0x14/0x20
[  251.975187]  ? do_raw_spin_lock+0xc1/0x200
[  251.979433]  oom_kill_process.cold.27+0x10/0x903
[  251.984191]  ? graph_lock+0x170/0x170
[  251.988078]  ? _raw_spin_unlock+0x2c/0x50
[  251.992231]  ? oom_badness+0xe6/0xaa0
[  251.996040]  ? oom_evaluate_task+0x540/0x540
[  252.000454]  ? find_held_lock+0x36/0x1c0
[  252.004530]  ? out_of_memory+0x974/0x14c0
[  252.008696]  ? lock_downgrade+0x900/0x900
[  252.012849]  ? check_preemption_disabled+0x48/0x200
[  252.017880]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.023692]  ? kasan_check_read+0x11/0x20
[  252.027843]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.033126]  ? rcu_bh_qs+0xc0/0xc0
[  252.036673]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.041722]  ? oom_evaluate_task+0x302/0x540
[  252.046143]  out_of_memory+0xa86/0x14c0
[  252.050129]  ? oom_killer_disable+0x3a0/0x3a0
[  252.054663]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  252.059606]  ? __mutex_add_waiter+0x2a0/0x2a0
[  252.064119]  __alloc_pages_slowpath+0x2318/0x2d80
[  252.068997]  ? warn_alloc+0x120/0x120
[  252.072819]  ? find_get_entry+0x2f2/0xc40
[  252.076979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.082519]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  252.087457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.092996]  ? should_fail+0x22d/0xd01
[  252.096893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.102023]  ? __lock_is_held+0xb5/0x140
[  252.106115]  ? __lock_is_held+0xb5/0x140
[  252.110186]  ? find_held_lock+0x36/0x1c0
[  252.114254]  ? ___might_sleep+0x1ed/0x300
[  252.118402]  ? lock_release+0x970/0x970
[  252.122386]  ? arch_local_save_flags+0x40/0x40
[  252.126986]  ? __might_sleep+0x95/0x190
[  252.130975]  __alloc_pages_nodemask+0xa80/0xde0
[  252.135655]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.140678]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.146481]  ? kasan_check_read+0x11/0x20
[  252.150631]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.155912]  ? graph_lock+0x170/0x170
[  252.159720]  ? print_usage_bug+0xc0/0xc0
[  252.163792]  ? graph_lock+0x170/0x170
[  252.167595]  ? graph_lock+0x170/0x170
[  252.171396]  ? __do_page_cache_readahead+0x7ce/0x980
[  252.176505]  ? find_held_lock+0x36/0x1c0
[  252.180583]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  252.186131]  alloc_pages_current+0x10c/0x210
[  252.190547]  ? lock_downgrade+0x900/0x900
[  252.194706]  __page_cache_alloc+0x38f/0x5b0
[  252.199034]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.204835]  ? kasan_check_read+0x11/0x20
[  252.208987]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.214318]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  252.218994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.224542]  ? check_preemption_disabled+0x48/0x200
[  252.229570]  filemap_fault+0x1594/0x25f0
[  252.233645]  ? __lock_page_or_retry+0xa00/0xa00
[  252.238322]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.244123]  ? kasan_check_read+0x11/0x20
[  252.248274]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.253558]  ? rcu_bh_qs+0xc0/0xc0
[  252.257119]  ? filemap_map_pages+0xdea/0x1980
[  252.261629]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.266748]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  252.272030]  ? debug_object_free+0x325/0x690
[  252.276444]  ? find_get_pages_range_tag+0x1320/0x1320
[  252.281643]  ? graph_lock+0x170/0x170
[  252.285458]  ? kasan_check_read+0x11/0x20
[  252.289607]  ? debug_object_destroy+0x2b0/0x2b0
[  252.294315]  ? lock_acquire+0x1ed/0x520
[  252.298296]  ? ext4_filemap_fault+0x7a/0xad
[  252.302627]  ? lock_release+0x970/0x970
[  252.306605]  ? arch_local_save_flags+0x40/0x40
[  252.311197]  ? futex_wait_setup+0x3e0/0x3e0
[  252.315539]  ? down_read+0xb0/0x1d0
[  252.319164]  ? ext4_filemap_fault+0x7a/0xad
[  252.323496]  ? __down_interruptible+0x700/0x700
[  252.328207]  ext4_filemap_fault+0x82/0xad
[  252.332361]  __do_fault+0x100/0x6b0
[  252.335994]  ? print_bad_pte+0x6c0/0x6c0
[  252.340056]  ? do_futex+0x249/0x26d0
[  252.343780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.349325]  ? pmd_val+0x88/0x100
[  252.352791]  ? add_mm_counter_fast+0xd0/0xd0
[  252.357200]  ? pmd_val+0x88/0x100
[  252.360655]  ? add_mm_counter_fast+0xd0/0xd0
[  252.365069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.370618]  __handle_mm_fault+0x3709/0x53e0
[  252.375029]  ? perf_trace_lock+0x14d/0x7a0
[  252.379276]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  252.384124]  ? graph_lock+0x170/0x170
[  252.387927]  ? print_usage_bug+0xc0/0xc0
[  252.391990]  ? retint_kernel+0x2d/0x2d
[  252.395883]  ? graph_lock+0x170/0x170
[  252.399682]  ? graph_lock+0x170/0x170
[  252.403504]  ? handle_mm_fault+0x42a/0xc70
[  252.407746]  ? lock_downgrade+0x900/0x900
[  252.411904]  ? check_preemption_disabled+0x48/0x200
[  252.416933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.422736]  ? kasan_check_read+0x11/0x20
[  252.426893]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.432171]  ? rcu_bh_qs+0xc0/0xc0
[  252.435713]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.441172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.446718]  ? check_preemption_disabled+0x48/0x200
[  252.451749]  handle_mm_fault+0x54f/0xc70
[  252.455828]  ? __handle_mm_fault+0x53e0/0x53e0
[  252.460415]  ? find_vma+0x34/0x190
[  252.463978]  __do_page_fault+0x67d/0xed0
[  252.468100]  ? mm_fault_error+0x380/0x380
[  252.472250]  ? trace_hardirqs_off+0xb8/0x300
[  252.476658]  ? trace_hardirqs_on+0x310/0x310
[  252.481071]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.486437]  ? trace_hardirqs_on+0x310/0x310
[  252.490854]  do_page_fault+0xf2/0x7e0
[  252.494669]  ? vmalloc_sync_all+0x30/0x30
[  252.498822]  ? error_entry+0x70/0xd0
[  252.502549]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.507569]  ? trace_hardirqs_on_caller+0xc0/0x300
[  252.512501]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.517445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.522289]  ? trace_hardirqs_off+0x300/0x300
[  252.526789]  ? trace_hardirqs_off_caller+0x300/0x300
[  252.531900]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.536922]  ? page_fault+0x8/0x30
[  252.540470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.545318]  ? page_fault+0x8/0x30
[  252.548863]  page_fault+0x1e/0x30
[  252.552316] RIP: 0033:0x40f9c0
[  252.555513] Code: Bad RIP value.
[  252.558885] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  252.564250] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  252.571520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  252.578794] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  252.586060] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  252.593327] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  252.600628] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  252.600633] warn_alloc_show_mem: 1 callbacks suppressed
[  252.600641] Mem-Info:
[  252.607915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.607923] Call Trace:
[  252.613300] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  252.613300]  active_file:18 inactive_file:16 isolated_file:0
[  252.613300]  unevictable:0 dirty:0 writeback:0 unstable:0
[  252.613300]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  252.613300]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  252.613300]  free:13723 free_pcp:140 free_cma:0
[  252.615672]  <IRQ>
[  252.625037] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  252.627625]  dump_stack+0x1c4/0x2b4
[  252.660657] Node 0 
[  252.662816]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.690673] 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
[  252.694291]  warn_alloc.cold.118+0xb7/0x1bd
[  252.696486] lowmem_reserve[]:
[  252.701778]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.727259]  0
[  252.731592]  ? lock_downgrade+0x900/0x900
[  252.734665]  2817
[  252.739514]  ? trace_hardirqs_off+0xb8/0x300
[  252.741284]  6321
[  252.745434]  ? trace_hardirqs_off+0xb8/0x300
[  252.747473]  6321
[  252.751882]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.758341]  ? warn_alloc+0x120/0x120
[  252.760356] Node 0 
[  252.765203]  ? warn_alloc+0x120/0x120
[  252.768998] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  252.771208]  ? print_usage_bug+0xc0/0xc0
[  252.774979] lowmem_reserve[]:
[  252.801719]  ? warn_alloc+0x120/0x120
[  252.805755]  0
[  252.808872]  ? print_usage_bug+0xc0/0xc0
[  252.812639]  0
[  252.814445]  ? __lock_acquire+0x7ec/0x4ec0
[  252.818479]  3503
[  252.820281]  ? __lock_acquire+0x7ec/0x4ec0
[  252.824489]  3503
[  252.824513] Node 0 
[  252.826591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.830824] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  252.832862]  ? should_fail+0x22d/0xd01
[  252.835072] lowmem_reserve[]:
[  252.840607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.868969]  0
[  252.872868]  ? __lock_acquire+0x7ec/0x4ec0
[  252.875966]  0 0
[  252.881078]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.882850]  0
[  252.887081]  ? __lock_acquire+0x7ec/0x4ec0
[  252.889040] Node 0 
[  252.894134]  ? should_fail+0x22d/0xd01
[  252.895911] DMA: 
[  252.900146]  ? mark_held_locks+0x130/0x130
[  252.902354] 1*4kB 
[  252.906233]  ? mark_held_locks+0x130/0x130
[  252.908271] (U) 
[  252.912510]  ? graph_lock+0x170/0x170
[  252.914641] 0*8kB 
[  252.918870]  ? graph_lock+0x170/0x170
[  252.920818] 0*16kB 1*32kB 
[  252.924619]  ? graph_lock+0x170/0x170
[  252.926748] (U) 
[  252.930553]  ? print_usage_bug+0xc0/0xc0
[  252.933375] 2*64kB 
[  252.937170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.939116] (U) 
[  252.943174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.945387] 1*128kB 
[  252.950924]  ? check_preemption_disabled+0x48/0x200
[  252.952873] (U) 
[  252.958409]  ? check_preemption_disabled+0x48/0x200
[  252.960708] 1*256kB 
[  252.965726]  ? __lock_is_held+0xb5/0x140
[  252.967673] (U) 
[  252.972688]  __alloc_pages_nodemask+0xa80/0xde0
[  252.974984] 0*512kB 
[  252.979041]  ? graph_lock+0x170/0x170
[  252.980994] 1*1024kB 
[  252.985661]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.987963] (U) 
[  252.991755]  ? graph_lock+0x170/0x170
[  252.994143] 1*2048kB (M) 
[  252.999168]  ? find_held_lock+0x36/0x1c0
[  253.001114] 3*4096kB 
[  253.004915]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.007640] (M) 
[  253.011696]  ? lock_downgrade+0x900/0x900
[  253.014083] = 15908kB
[  253.018750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.020695] Node 0 
[  253.024842]  cache_grow_begin+0x91/0x8c0
[  253.027224] DMA32: 
[  253.032757]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.034998] 3*4kB 
[  253.039063]  fallback_alloc+0x203/0x2e0
[  253.041270] (UM) 
[  253.045674]  ____cache_alloc_node+0x1c7/0x1e0
[  253.047794] 0*8kB 3*16kB 
[  253.051782]  kmem_cache_alloc_node+0xe3/0x730
[  253.053812] (M) 2*32kB 
[  253.058317]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.061047] (UM) 
[  253.065557]  __alloc_skb+0x119/0x770
[  253.068116] 2*64kB 
[  253.072346]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.074385] (M) 
[  253.078092]  ? skb_scrub_packet+0x490/0x490
[  253.080309] 3*128kB 
[  253.085580]  ? lock_downgrade+0x900/0x900
[  253.087534] (M) 
[  253.091855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.094144] 2*256kB (M) 
[  253.098296]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.100250] 3*512kB 
[  253.105786]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.108436] (M) 
[  253.113884]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.116186] 4*1024kB 
[  253.121666]  ndisc_alloc_skb+0x144/0x340
[  253.123611] (UM) 
[  253.128012]  ndisc_send_rs+0x331/0x6e0
[  253.130399] 3*2048kB 
[  253.134453]  addrconf_rs_timer+0x3c0/0x6f0
[  253.136489] (UM) 
[  253.140372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.142781] 3*4096kB 
[  253.147021]  call_timer_fn+0x272/0x920
[  253.149047] (M) = 25212kB
[  253.153285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.155672] Node 0 
[  253.159565]  ? process_timeout+0x40/0x40
[  253.162292] Normal: 1019*4kB 
[  253.166522]  ? find_held_lock+0x36/0x1c0
[  253.166546]  ? __run_timers+0x7da/0xc70
[  253.168752] (MEH) 374*8kB 
[  253.172825]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.175906] (UMEH) 
[  253.179965]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.183918] 169*16kB 
[  253.186761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.191235] (UMEH) 
[  253.193467]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.197935] 71*32kB (UMH) 
[  253.200366]  ? trace_hardirqs_on+0xbd/0x310
[  253.204586] 17*64kB (UMH) 
[  253.206833]  ? kasan_check_read+0x11/0x20
[  253.211393] 3*128kB 
[  253.214239]  ? __run_timers+0x7da/0xc70
[  253.218533] (H) 
[  253.221372]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.225492] 1*256kB 
[  253.227812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.231756] (H) 
[  253.233739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.239168] 0*512kB 
[  253.241489]  __run_timers+0x7e5/0xc70
[  253.245691] 0*1024kB 0*2048kB 
[  253.247681]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.251877] 0*4096kB = 13772kB
[  253.254207]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.257987] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  253.261169]  ? graph_lock+0x170/0x170
[  253.266517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  253.269702]  ? enqueue_hrtimer+0x1a5/0x560
[  253.274701] 4154 total pagecache pages
[  253.283532]  ? lock_release+0x970/0x970
[  253.283549]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.287337] 0 pages in swap cache
[  253.295902]  ? find_held_lock+0x36/0x1c0
[  253.300336] Swap cache stats: add 0, delete 0, find 0/0
[  253.300346] Free swap  = 0kB
[  253.304233]  ? graph_lock+0x170/0x170
[  253.308175] Total swap = 0kB
[  253.308184] 1965979 pages RAM
[  253.313375]  ? pvclock_read_flags+0x160/0x160
[  253.316811] 0 pages HighMem/MovableOnly
[  253.320875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.326210] 342744 pages reserved
[  253.329232]  ? check_preemption_disabled+0x48/0x200
[  253.333006] 0 pages cma reserved
[  253.336051]  ? __lock_is_held+0xb5/0x140
[  253.339219] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.343611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.347661] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.353094]  ? check_preemption_disabled+0x48/0x200
[  253.356522] syz-fuzzer cpuset=
[  253.361538]  run_timer_softirq+0x52/0xb0
[  253.364881] /
[  253.368957]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.375427]  mems_allowed=0
[  253.380963]  __do_softirq+0x30b/0xad8
[  253.416809]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.421927]  ? pvclock_read_flags+0x160/0x160
[  253.426426]  ? lapic_next_event+0x5a/0x90
[  253.430580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.436342]  ? check_preemption_disabled+0x48/0x200
[  253.441396]  ? check_preemption_disabled+0x48/0x200
[  253.446434]  ? kvm_clock_read+0x18/0x30
[  253.450409]  ? kvm_sched_clock_read+0x9/0x20
[  253.454822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.460361]  ? check_preemption_disabled+0x48/0x200
[  253.465393]  irq_exit+0x17f/0x1c0
[  253.468856]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.473698]  ? smp_reschedule_interrupt+0x109/0x650
[  253.478730]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.484619]  ? interrupt_entry+0xb5/0xf0
[  253.488689]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.493704]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.498726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.503570]  ? trace_hardirqs_off+0x300/0x300
[  253.508067]  ? trace_hardirqs_off+0x300/0x300
[  253.512567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.518108]  ? check_preemption_disabled+0x48/0x200
[  253.523127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.528674]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.533531]  apic_timer_interrupt+0xf/0x20
[  253.537774]  </IRQ>
[  253.540034] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  253.544970] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  253.563869] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  253.571584] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  253.578854] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  253.586124] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  253.593411] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  253.600680] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  253.607996]  skb_clone+0x1bb/0x500
[  253.611547]  ? finish_task_switch+0x2f5/0x900
[  253.616052]  ? skb_split+0x11e0/0x11e0
[  253.619949]  ? preempt_notifier_register+0x200/0x200
[  253.625060]  ? __switch_to_asm+0x34/0x70
[  253.629122]  ? __switch_to_asm+0x34/0x70
[  253.633180]  ? __switch_to_asm+0x40/0x70
[  253.637240]  ? __switch_to_asm+0x34/0x70
[  253.641299]  ? __switch_to_asm+0x40/0x70
[  253.645370]  ? __switch_to_asm+0x34/0x70
[  253.649428]  ? __switch_to_asm+0x40/0x70
[  253.653486]  ? __switch_to_asm+0x34/0x70
[  253.657552]  ? __switch_to_asm+0x34/0x70
[  253.661612]  ? __switch_to_asm+0x40/0x70
[  253.665673]  ? __switch_to_asm+0x34/0x70
[  253.669753]  bpf_clone_redirect+0xb9/0x490
[  253.674015]  ? __schedule+0x874/0x1ed0
[  253.677921]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  253.682942]  ? __sched_text_start+0x8/0x8
[  253.687092]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.691865]  ? find_held_lock+0x36/0x1c0
[  253.695936]  ? lock_acquire+0x1ed/0x520
[  253.699915]  ? bpf_test_run+0x32e/0x5a0
[  253.703895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.709436]  ? check_preemption_disabled+0x48/0x200
[  253.714464]  ? kasan_check_read+0x11/0x20
[  253.718621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.723900]  ? rcu_bh_qs+0xc0/0xc0
[  253.727446]  ? preempt_schedule+0x4d/0x60
[  253.731596]  ? ___preempt_schedule+0x16/0x18
[  253.736015]  ? bpf_test_run+0x1c0/0x5a0
[  253.740011]  ? netlink_diag_dump+0x2a0/0x2a0
[  253.744433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.749972]  ? bpf_test_init.isra.9+0x70/0x100
[  253.754560]  ? bpf_prog_test_run_skb+0x634/0xb40
[  253.759329]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.764172]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.769710]  ? fput+0x130/0x1a0
[  253.772995]  ? __bpf_prog_get+0x9b/0x290
[  253.777064]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.781909]  ? bpf_prog_test_run+0x130/0x1a0
[  253.786323]  ? __x64_sys_bpf+0x3d8/0x510
[  253.790384]  ? bpf_prog_get+0x20/0x20
[  253.794200]  ? ksys_ioctl+0x81/0xd0
[  253.797842]  ? do_syscall_64+0x1b9/0x820
[  253.801914]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.807284]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.812220]  ? trace_hardirqs_off+0x300/0x300
[  253.816718]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  253.821733]  ? recalc_sigpending_tsk+0x180/0x180
[  253.826501]  ? kasan_check_write+0x14/0x20
[  253.830747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.835617]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.841004] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  253.841134] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.847943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.847949] Call Trace:
[  253.847956]  <IRQ>
[  253.847973]  dump_stack+0x1c4/0x2b4
[  253.847993]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.854536] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.863829]  warn_alloc.cold.118+0xb7/0x1bd
[  253.866383] syz-executor7 cpuset=
[  253.868532]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.872132] syz7
[  253.877318]  ? lock_downgrade+0x900/0x900
[  253.887791]  mems_allowed=0
[  253.892107]  ? trace_hardirqs_off+0xb8/0x300
[  253.913799]  ? trace_hardirqs_off+0xb8/0x300
[  253.918224]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.923108]  ? warn_alloc+0x120/0x120
[  253.926915]  ? trace_hardirqs_on+0x310/0x310
[  253.931327]  ? warn_alloc+0x120/0x120
[  253.935133]  ? print_usage_bug+0xc0/0xc0
[  253.939196]  ? warn_alloc+0x120/0x120
[  253.943001]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  253.948019]  ? print_usage_bug+0xc0/0xc0
[  253.952086]  ? __lock_acquire+0x7ec/0x4ec0
[  253.956323]  ? __lock_acquire+0x7ec/0x4ec0
[  253.960567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.966112]  ? should_fail+0x22d/0xd01
[  253.970004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.975112]  ? __lock_acquire+0x7ec/0x4ec0
[  253.979353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.984546]  ? __lock_acquire+0x7ec/0x4ec0
[  253.988790]  ? should_fail+0x22d/0xd01
[  253.992694]  ? print_usage_bug+0xc0/0xc0
[  253.996774]  ? mark_held_locks+0x130/0x130
[  254.001017]  ? mark_held_locks+0x130/0x130
[  254.005263]  ? graph_lock+0x170/0x170
[  254.009066]  ? print_usage_bug+0xc0/0xc0
[  254.013133]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.017895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.023435]  ? check_preemption_disabled+0x48/0x200
[  254.028463]  ? check_preemption_disabled+0x48/0x200
[  254.033490]  ? __lock_is_held+0xb5/0x140
[  254.037570]  __alloc_pages_nodemask+0xa80/0xde0
[  254.042255]  ? graph_lock+0x170/0x170
[  254.046062]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.051079]  ? graph_lock+0x170/0x170
[  254.054894]  ? find_held_lock+0x36/0x1c0
[  254.058967]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.063643]  ? lock_downgrade+0x900/0x900
[  254.067810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.073357]  cache_grow_begin+0x91/0x8c0
[  254.077420]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.081837]  fallback_alloc+0x203/0x2e0
[  254.085840]  ____cache_alloc_node+0x1c7/0x1e0
[  254.090343]  kmem_cache_alloc_node+0xe3/0x730
[  254.094844]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.099096]  __alloc_skb+0x119/0x770
[  254.102832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.108117]  ? skb_scrub_packet+0x490/0x490
[  254.112441]  ? lock_downgrade+0x900/0x900
[  254.116626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.122172]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.127630]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.133085]  ? addrconf_rs_timer+0x6f0/0x6f0
[  254.137515]  ndisc_alloc_skb+0x144/0x340
[  254.141589]  ndisc_send_rs+0x331/0x6e0
[  254.145486]  addrconf_rs_timer+0x3c0/0x6f0
[  254.149731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.153993]  call_timer_fn+0x272/0x920
[  254.157884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.162121]  ? process_timeout+0x40/0x40
[  254.166180]  ? find_held_lock+0x36/0x1c0
[  254.170252]  ? mark_held_locks+0xc7/0x130
[  254.174426]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.178921]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.183419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.187654]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.192240]  ? trace_hardirqs_on+0xbd/0x310
[  254.196587]  ? kasan_check_read+0x11/0x20
[  254.200742]  ? __run_timers+0x7da/0xc70
[  254.204731]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.210191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.214440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.218682]  __run_timers+0x7e5/0xc70
[  254.222502]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  254.227875]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.232908]  ? graph_lock+0x170/0x170
[  254.236714]  ? print_usage_bug+0xc0/0xc0
[  254.240784]  ? lock_release+0x970/0x970
[  254.244762]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  254.249969]  ? find_held_lock+0x36/0x1c0
[  254.254038]  ? graph_lock+0x170/0x170
[  254.257845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.263388]  ? check_preemption_disabled+0x48/0x200
[  254.268424]  ? __lock_is_held+0xb5/0x140
[  254.272487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.278030]  ? check_preemption_disabled+0x48/0x200
[  254.283057]  run_timer_softirq+0x52/0xb0
[  254.287123]  ? rcu_read_lock_sched_held+0x108/0x120
[  254.292148]  __do_softirq+0x30b/0xad8
[  254.296300]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  254.301413]  ? pvclock_read_flags+0x160/0x160
[  254.305913]  ? lapic_next_event+0x5a/0x90
[  254.310066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.315739]  ? check_preemption_disabled+0x48/0x200
[  254.320764]  ? check_preemption_disabled+0x48/0x200
[  254.325809]  ? kvm_clock_read+0x18/0x30
[  254.329796]  ? kvm_sched_clock_read+0x9/0x20
[  254.334212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.339750]  ? check_preemption_disabled+0x48/0x200
[  254.344798]  irq_exit+0x17f/0x1c0
[  254.348259]  smp_apic_timer_interrupt+0x1cb/0x760
[  254.353102]  ? smp_reschedule_interrupt+0x109/0x650
[  254.358124]  ? smp_call_function_single_interrupt+0x650/0x650
[  254.364011]  ? interrupt_entry+0xb5/0xf0
[  254.368090]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.373109]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.378130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.382977]  ? trace_hardirqs_off+0x300/0x300
[  254.387470]  ? trace_hardirqs_off+0x300/0x300
[  254.391968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.397506]  ? check_preemption_disabled+0x48/0x200
[  254.402552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.408099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.412960]  apic_timer_interrupt+0xf/0x20
[  254.417191]  </IRQ>
[  254.419448] RIP: 0010:console_unlock+0x1017/0x11a0
[  254.424382] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  254.443290] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  254.451002] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  254.458280] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  254.465555] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  254.472840] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  254.480107] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  254.487402]  ? netconsole_netdev_event+0x280/0x280
[  254.492348]  ? console_unlock+0x100e/0x11a0
[  254.496692]  ? devkmsg_read+0xbb0/0xbb0
[  254.500667]  ? vprintk_emit+0x7f7/0x930
[  254.504644]  ? lock_release+0x970/0x970
[  254.508622]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.514074]  ? vprintk_default+0x28/0x30
[  254.518141]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.523600]  ? kasan_check_write+0x14/0x20
[  254.527842]  ? do_raw_spin_lock+0xc1/0x200
[  254.532091]  vprintk_emit+0x33d/0x930
[  254.535901]  ? wake_up_klogd+0x180/0x180
[  254.539966]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.544557]  ? retint_kernel+0x2d/0x2d
[  254.548455]  ? find_held_lock+0x36/0x1c0
[  254.552525]  ? mark_held_locks+0xc7/0x130
[  254.556710]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.561208]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.565712]  vprintk_default+0x28/0x30
[  254.569600]  vprintk_func+0x7e/0x181
[  254.573321]  printk+0xa7/0xcf
[  254.576431]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  254.581191]  ? _raw_spin_unlock_irq+0x60/0x80
[  254.585703]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  254.591000]  dump_header+0x7cc/0xf72
[  254.594732]  ? pagefault_out_of_memory+0x197/0x197
[  254.599680]  ? mark_held_locks+0x130/0x130
[  254.603918]  ? __lock_acquire+0x7ec/0x4ec0
[  254.608155]  ? mem_cgroup_charge_statistics+0x780/0x780
[  254.613561]  ? print_usage_bug+0xc0/0xc0
[  254.617645]  ? print_usage_bug+0xc0/0xc0
[  254.621714]  ? graph_lock+0x170/0x170
[  254.625515]  ? graph_lock+0x170/0x170
[  254.629325]  ? print_usage_bug+0xc0/0xc0
[  254.633406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.638955]  ? find_held_lock+0x36/0x1c0
[  254.643029]  ? mark_held_locks+0xc7/0x130
[  254.647185]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  254.652289]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  254.657410]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.661997]  ? trace_hardirqs_on+0xbd/0x310
[  254.666320]  ? kasan_check_read+0x11/0x20
[  254.670470]  ? ___ratelimit+0x36f/0x655
[  254.674453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.679908]  ? trace_hardirqs_on+0x310/0x310
[  254.684319]  ? lock_downgrade+0x900/0x900
[  254.688474]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.693582]  ? ___ratelimit+0xaa/0x655
[  254.697477]  ? idr_get_free+0xec0/0xec0
[  254.701459]  ? kasan_check_write+0x14/0x20
[  254.705716]  ? do_raw_spin_lock+0xc1/0x200
[  254.709966]  oom_kill_process.cold.27+0x10/0x903
[  254.714746]  ? graph_lock+0x170/0x170
[  254.718569]  ? _raw_spin_unlock+0x2c/0x50
[  254.722718]  ? oom_badness+0xe6/0xaa0
[  254.726524]  ? oom_evaluate_task+0x540/0x540
[  254.730947]  ? find_held_lock+0x36/0x1c0
[  254.735017]  ? out_of_memory+0x974/0x14c0
[  254.739167]  ? lock_downgrade+0x900/0x900
[  254.743321]  ? check_preemption_disabled+0x48/0x200
[  254.748350]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.754149]  ? kasan_check_read+0x11/0x20
[  254.758310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.763591]  ? rcu_bh_qs+0xc0/0xc0
[  254.767140]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.772156]  ? oom_evaluate_task+0x302/0x540
[  254.776581]  out_of_memory+0xa86/0x14c0
[  254.780570]  ? oom_killer_disable+0x3a0/0x3a0
[  254.785069]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  254.790013]  ? __mutex_add_waiter+0x2a0/0x2a0
[  254.794536]  __alloc_pages_slowpath+0x2318/0x2d80
[  254.799413]  ? warn_alloc+0x120/0x120
[  254.803232]  ? find_get_entry+0x2f2/0xc40
[  254.807399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.812940]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  254.817871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.823411]  ? should_fail+0x22d/0xd01
[  254.827305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.832412]  ? __lock_is_held+0xb5/0x140
[  254.836504]  ? __lock_is_held+0xb5/0x140
[  254.840585]  ? find_held_lock+0x36/0x1c0
[  254.844657]  ? ___might_sleep+0x1ed/0x300
[  254.848808]  ? lock_release+0x970/0x970
[  254.852792]  ? arch_local_save_flags+0x40/0x40
[  254.857390]  ? __might_sleep+0x95/0x190
[  254.861373]  __alloc_pages_nodemask+0xa80/0xde0
[  254.866052]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.871077]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.876887]  ? kasan_check_read+0x11/0x20
[  254.881053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.886339]  ? graph_lock+0x170/0x170
[  254.890141]  ? print_usage_bug+0xc0/0xc0
[  254.894210]  ? graph_lock+0x170/0x170
[  254.898012]  ? graph_lock+0x170/0x170
[  254.901820]  ? __do_page_cache_readahead+0x7ce/0x980
[  254.906933]  ? find_held_lock+0x36/0x1c0
[  254.911004]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  254.916553]  alloc_pages_current+0x10c/0x210
[  254.920960]  ? lock_downgrade+0x900/0x900
[  254.925117]  __page_cache_alloc+0x38f/0x5b0
[  254.929439]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.935237]  ? kasan_check_read+0x11/0x20
[  254.939387]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.944673]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  254.949350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.954897]  ? check_preemption_disabled+0x48/0x200
[  254.959922]  filemap_fault+0x1594/0x25f0
[  254.963999]  ? __lock_page_or_retry+0xa00/0xa00
[  254.968690]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.974536]  ? kasan_check_read+0x11/0x20
[  254.978701]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.983985]  ? rcu_bh_qs+0xc0/0xc0
[  254.987549]  ? filemap_map_pages+0xdea/0x1980
[  254.992056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.997169]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  255.002443]  ? debug_object_free+0x325/0x690
[  255.006857]  ? find_get_pages_range_tag+0x1320/0x1320
[  255.012060]  ? graph_lock+0x170/0x170
[  255.015870]  ? kasan_check_read+0x11/0x20
[  255.020020]  ? debug_object_destroy+0x2b0/0x2b0
[  255.024705]  ? lock_acquire+0x1ed/0x520
[  255.028686]  ? ext4_filemap_fault+0x7a/0xad
[  255.033019]  ? lock_release+0x970/0x970
[  255.036996]  ? arch_local_save_flags+0x40/0x40
[  255.041584]  ? futex_wait_setup+0x3e0/0x3e0
[  255.045921]  ? down_read+0xb0/0x1d0
[  255.049552]  ? ext4_filemap_fault+0x7a/0xad
[  255.053877]  ? __down_interruptible+0x700/0x700
[  255.058571]  ext4_filemap_fault+0x82/0xad
[  255.062727]  __do_fault+0x100/0x6b0
[  255.066361]  ? print_bad_pte+0x6c0/0x6c0
[  255.070424]  ? do_futex+0x249/0x26d0
[  255.074143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.079684]  ? pmd_val+0x88/0x100
[  255.083142]  ? add_mm_counter_fast+0xd0/0xd0
[  255.087581]  ? pmd_val+0x88/0x100
[  255.091034]  ? add_mm_counter_fast+0xd0/0xd0
[  255.095456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.101002]  __handle_mm_fault+0x3709/0x53e0
[  255.105410]  ? perf_trace_lock+0x14d/0x7a0
[  255.109655]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  255.114499]  ? graph_lock+0x170/0x170
[  255.118309]  ? print_usage_bug+0xc0/0xc0
[  255.122373]  ? retint_kernel+0x2d/0x2d
[  255.126263]  ? graph_lock+0x170/0x170
[  255.130063]  ? graph_lock+0x170/0x170
[  255.133892]  ? handle_mm_fault+0x42a/0xc70
[  255.138133]  ? lock_downgrade+0x900/0x900
[  255.142287]  ? check_preemption_disabled+0x48/0x200
[  255.147313]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.153113]  ? kasan_check_read+0x11/0x20
[  255.157262]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.162552]  ? rcu_bh_qs+0xc0/0xc0
[  255.166096]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.171552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.177094]  ? check_preemption_disabled+0x48/0x200
[  255.182121]  handle_mm_fault+0x54f/0xc70
[  255.186195]  ? __handle_mm_fault+0x53e0/0x53e0
[  255.190792]  ? find_vma+0x34/0x190
[  255.194346]  __do_page_fault+0x67d/0xed0
[  255.198417]  ? mm_fault_error+0x380/0x380
[  255.202565]  ? trace_hardirqs_off+0xb8/0x300
[  255.206978]  ? trace_hardirqs_on+0x310/0x310
[  255.211393]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.216757]  ? trace_hardirqs_on+0x310/0x310
[  255.221184]  do_page_fault+0xf2/0x7e0
[  255.224989]  ? vmalloc_sync_all+0x30/0x30
[  255.229140]  ? error_entry+0x70/0xd0
[  255.232855]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.237870]  ? trace_hardirqs_on_caller+0xc0/0x300
[  255.242805]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.247756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.252616]  ? trace_hardirqs_off+0x300/0x300
[  255.257116]  ? trace_hardirqs_off_caller+0x300/0x300
[  255.262225]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.267256]  ? page_fault+0x8/0x30
[  255.270812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.275662]  ? page_fault+0x8/0x30
[  255.279208]  page_fault+0x1e/0x30
[  255.282661] RIP: 0033:0x40f9c0
[  255.285858] Code: Bad RIP value.
[  255.289222] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  255.294585] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  255.302210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  255.309478] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  255.316744] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  255.324017] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  255.331318] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  255.331323] warn_alloc_show_mem: 1 callbacks suppressed
[  255.331331] Mem-Info:
[  255.338600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.338609] Call Trace:
[  255.343987] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  255.343987]  active_file:18 inactive_file:16 isolated_file:0
[  255.343987]  unevictable:0 dirty:0 writeback:0 unstable:0
[  255.343987]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  255.343987]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  255.343987]  free:13723 free_pcp:140 free_cma:0
[  255.346361]  <IRQ>
[  255.355726] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  255.358314]  dump_stack+0x1c4/0x2b4
[  255.391341] Node 0 
[  255.393492]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.421339] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  255.424949]  warn_alloc.cold.118+0xb7/0x1bd
[  255.427146] lowmem_reserve[]:
[  255.432519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.458011]  0
[  255.462337]  ? lock_downgrade+0x900/0x900
[  255.465415]  2817
[  255.470255]  ? trace_hardirqs_off+0xb8/0x300
[  255.472114]  6321
[  255.476261]  ? trace_hardirqs_off+0xb8/0x300
[  255.478301]  6321
[  255.482710]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.489184]  ? warn_alloc+0x120/0x120
[  255.491199] Node 0 
[  255.496042]  ? warn_alloc+0x120/0x120
[  255.499834] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  255.502045]  ? print_usage_bug+0xc0/0xc0
[  255.505810] lowmem_reserve[]: 0
[  255.532529]  ? warn_alloc+0x120/0x120
[  255.536568]  0 3503
[  255.539849]  ? print_usage_bug+0xc0/0xc0
[  255.543619]  3503
[  255.545858]  ? __lock_acquire+0x7ec/0x4ec0
[  255.549898] Node 0 
[  255.551954]  ? __lock_acquire+0x7ec/0x4ec0
[  255.556190] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  255.558401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.562599] lowmem_reserve[]: 0
[  255.590990]  ? should_fail+0x22d/0xd01
[  255.596505]  0
[  255.599794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.603650]  0
[  255.605451]  ? __lock_acquire+0x7ec/0x4ec0
[  255.610537]  0
[  255.612348]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.616561] Node 0 
[  255.618362]  ? __lock_acquire+0x7ec/0x4ec0
[  255.623438] DMA: 
[  255.625682]  ? should_fail+0x22d/0xd01
[  255.629890] 1*4kB 
[  255.631954]  ? mark_held_locks+0x130/0x130
[  255.635808] (U) 
[  255.637955]  ? mark_held_locks+0x130/0x130
[  255.642164] 0*8kB 
[  255.644136]  ? graph_lock+0x170/0x170
[  255.648339] 0*16kB 1*32kB 
[  255.650507]  ? graph_lock+0x170/0x170
[  255.654320] (U) 
[  255.657156]  ? graph_lock+0x170/0x170
[  255.660936] 2*64kB 
[  255.662907]  ? print_usage_bug+0xc0/0xc0
[  255.666680] (U) 
[  255.668917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.672945] 1*128kB (U) 
[  255.674924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.680429] 1*256kB (U) 
[  255.683108]  ? check_preemption_disabled+0x48/0x200
[  255.688620] 0*512kB 
[  255.691289]  ? check_preemption_disabled+0x48/0x200
[  255.696284] 1*1024kB (U) 1*2048kB 
[  255.698631]  ? __lock_is_held+0xb5/0x140
[  255.703615] (M) 
[  255.707154]  __alloc_pages_nodemask+0xa80/0xde0
[  255.711182] 3*4096kB (M) 
[  255.713160]  ? graph_lock+0x170/0x170
[  255.717805] = 15908kB
[  255.720563]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.724339] Node 0 
[  255.726745]  ? graph_lock+0x170/0x170
[  255.731738] DMA32: 
[  255.733987]  ? find_held_lock+0x36/0x1c0
[  255.737751] 3*4kB 
[  255.740001]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.744028] (UM) 
[  255.746183]  ? lock_downgrade+0x900/0x900
[  255.750836] 0*8kB 
[  255.752916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.757037] 3*16kB 
[  255.759191]  cache_grow_begin+0x91/0x8c0
[  255.764704] (M) 
[  255.766942]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.770974] 2*32kB 
[  255.772949]  fallback_alloc+0x203/0x2e0
[  255.777329] (UM) 
[  255.779564]  ____cache_alloc_node+0x1c7/0x1e0
[  255.783550] 2*64kB 
[  255.785609]  kmem_cache_alloc_node+0xe3/0x730
[  255.790075] (M) 
[  255.792312]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.796791] 3*128kB 
[  255.798786]  __alloc_skb+0x119/0x770
[  255.802981] (M) 
[  255.805306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.808988] 2*256kB 
[  255.810962]  ? skb_scrub_packet+0x490/0x490
[  255.816211] (M) 
[  255.818535]  ? lock_downgrade+0x900/0x900
[  255.822838] 3*512kB 
[  255.824818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.828932] (M) 
[  255.831257]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.836776] 4*1024kB 
[  255.838756]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.844186] (UM) 
[  255.846613]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.852030] 3*2048kB (UM) 
[  255.854113]  ndisc_alloc_skb+0x144/0x340
[  255.858490] 3*4096kB 
[  255.861335]  ndisc_send_rs+0x331/0x6e0
[  255.865362] (M) = 25212kB
[  255.867792]  addrconf_rs_timer+0x3c0/0x6f0
[  255.871658] Node 0 
[  255.874419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.878638] Normal: 
[  255.880883]  call_timer_fn+0x272/0x920
[  255.885080] 1019*4kB 
[  255.887399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.891264] (MEH) 
[  255.893678]  ? process_timeout+0x40/0x40
[  255.897880] 374*8kB (UMEH) 
[  255.900037]  ? find_held_lock+0x36/0x1c0
[  255.900061]  ? __run_timers+0x7da/0xc70
[  255.904093] 169*16kB 
[  255.907022]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.911061] (UMEH) 
[  255.915034]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.917414] 71*32kB 
[  255.921906]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.924117] (UMH) 
[  255.928620]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  255.930920] 17*64kB 
[  255.935162]  ? trace_hardirqs_on+0xbd/0x310
[  255.937285] (UMH) 
[  255.941865]  ? kasan_check_read+0x11/0x20
[  255.944162] 3*128kB 
[  255.948482]  ? __run_timers+0x7da/0xc70
[  255.950609] (H) 
[  255.954755]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.957063] 1*256kB 
[  255.961045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.962990] (H) 
[  255.968438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.970740] 0*512kB 0*1024kB 
[  255.974986]  __run_timers+0x7e5/0xc70
[  255.976934] 0*2048kB 
[  255.981171]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.984254] 0*4096kB 
[  255.988051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.990432] = 13772kB
[  255.995795]  ? graph_lock+0x170/0x170
[  255.998192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  256.003225]  ? enqueue_hrtimer+0x1a5/0x560
[  256.005621] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  256.009423]  ? lock_release+0x970/0x970
[  256.018234] 4154 total pagecache pages
[  256.022461]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.031022] 0 pages in swap cache
[  256.035006]  ? find_held_lock+0x36/0x1c0
[  256.038863] Swap cache stats: add 0, delete 0, find 0/0
[  256.038872] Free swap  = 0kB
[  256.044063]  ? graph_lock+0x170/0x170
[  256.047494] Total swap = 0kB
[  256.051551]  ? pvclock_read_flags+0x160/0x160
[  256.056890] 1965979 pages RAM
[  256.059911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.063682] 0 pages HighMem/MovableOnly
[  256.066697]  ? check_preemption_disabled+0x48/0x200
[  256.071162] 342744 pages reserved
[  256.074270]  ? __lock_is_held+0xb5/0x140
[  256.079782] 0 pages cma reserved
[  256.083751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.088833] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.092196]  ? check_preemption_disabled+0x48/0x200
[  256.096345] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.099609]  run_timer_softirq+0x52/0xb0
[  256.105120] syz-fuzzer cpuset=
[  256.111609]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.116598] /
[  256.126825]  __do_softirq+0x30b/0xad8
[  256.130869]  mems_allowed=0
[  256.134063]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.152568]  ? pvclock_read_flags+0x160/0x160
[  256.157066]  ? lapic_next_event+0x5a/0x90
[  256.161217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.166759]  ? check_preemption_disabled+0x48/0x200
[  256.171806]  ? check_preemption_disabled+0x48/0x200
[  256.176836]  ? kvm_clock_read+0x18/0x30
[  256.180816]  ? kvm_sched_clock_read+0x9/0x20
[  256.185240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.190790]  ? check_preemption_disabled+0x48/0x200
[  256.195853]  irq_exit+0x17f/0x1c0
[  256.199359]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.204221]  ? smp_reschedule_interrupt+0x109/0x650
[  256.209240]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.215125]  ? interrupt_entry+0xb5/0xf0
[  256.219190]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.224205]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.229237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.234098]  ? trace_hardirqs_off+0x300/0x300
[  256.238596]  ? trace_hardirqs_off+0x300/0x300
[  256.243099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.248643]  ? check_preemption_disabled+0x48/0x200
[  256.253674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.259220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.264079]  apic_timer_interrupt+0xf/0x20
[  256.268307]  </IRQ>
[  256.270550] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  256.275489] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  256.294393] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  256.302340] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  256.309608] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  256.316877] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  256.324146] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  256.331415] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  256.338736]  skb_clone+0x1bb/0x500
[  256.342292]  ? finish_task_switch+0x2f5/0x900
[  256.346797]  ? skb_split+0x11e0/0x11e0
[  256.350700]  ? preempt_notifier_register+0x200/0x200
[  256.355869]  ? __switch_to_asm+0x34/0x70
[  256.359932]  ? __switch_to_asm+0x34/0x70
[  256.363993]  ? __switch_to_asm+0x40/0x70
[  256.368055]  ? __switch_to_asm+0x34/0x70
[  256.372114]  ? __switch_to_asm+0x40/0x70
[  256.376175]  ? __switch_to_asm+0x34/0x70
[  256.380235]  ? __switch_to_asm+0x40/0x70
[  256.384294]  ? __switch_to_asm+0x34/0x70
[  256.388367]  ? __switch_to_asm+0x34/0x70
[  256.392448]  ? __switch_to_asm+0x40/0x70
[  256.396507]  ? __switch_to_asm+0x34/0x70
[  256.400584]  bpf_clone_redirect+0xb9/0x490
[  256.404841]  ? __schedule+0x874/0x1ed0
[  256.408742]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  256.413778]  ? __sched_text_start+0x8/0x8
[  256.417930]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.422701]  ? find_held_lock+0x36/0x1c0
[  256.426822]  ? lock_acquire+0x1ed/0x520
[  256.430805]  ? bpf_test_run+0x32e/0x5a0
[  256.434793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.440341]  ? check_preemption_disabled+0x48/0x200
[  256.445366]  ? kasan_check_read+0x11/0x20
[  256.449551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.454915]  ? rcu_bh_qs+0xc0/0xc0
[  256.458460]  ? preempt_schedule+0x4d/0x60
[  256.462611]  ? ___preempt_schedule+0x16/0x18
[  256.467046]  ? bpf_test_run+0x1c0/0x5a0
[  256.471056]  ? netlink_diag_dump+0x2a0/0x2a0
[  256.475468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.481016]  ? bpf_test_init.isra.9+0x70/0x100
[  256.485609]  ? bpf_prog_test_run_skb+0x634/0xb40
[  256.490378]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  256.495222]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  256.500759]  ? fput+0x130/0x1a0
[  256.504057]  ? __bpf_prog_get+0x9b/0x290
[  256.508125]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  256.512978]  ? bpf_prog_test_run+0x130/0x1a0
[  256.517394]  ? __x64_sys_bpf+0x3d8/0x510
[  256.521457]  ? bpf_prog_get+0x20/0x20
[  256.525274]  ? ksys_ioctl+0x81/0xd0
[  256.528918]  ? do_syscall_64+0x1b9/0x820
[  256.532982]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  256.538357]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.543293]  ? trace_hardirqs_off+0x300/0x300
[  256.547796]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  256.552817]  ? recalc_sigpending_tsk+0x180/0x180
[  256.557593]  ? kasan_check_write+0x14/0x20
[  256.561836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.566699]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.572087] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  256.572179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.579018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.579023] Call Trace:
[  256.579030]  <IRQ>
[  256.579048]  dump_stack+0x1c4/0x2b4
[  256.579065]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.579092]  warn_alloc.cold.118+0xb7/0x1bd
[  256.585627] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.594910]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.597484] syz-executor7 cpuset=
[  256.599628]  ? lock_downgrade+0x900/0x900
[  256.603231] syz7
[  256.608422]  ? trace_hardirqs_off+0xb8/0x300
[  256.612742]  mems_allowed=0
[  256.623258]  ? trace_hardirqs_off+0xb8/0x300
[  256.649368]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.654246]  ? warn_alloc+0x120/0x120
[  256.658057]  ? warn_alloc+0x120/0x120
[  256.661868]  ? print_usage_bug+0xc0/0xc0
[  256.665932]  ? warn_alloc+0x120/0x120
[  256.669736]  ? print_usage_bug+0xc0/0xc0
[  256.673820]  ? __lock_acquire+0x7ec/0x4ec0
[  256.678056]  ? __lock_acquire+0x7ec/0x4ec0
[  256.682297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.687838]  ? should_fail+0x22d/0xd01
[  256.691725]  ? __lock_acquire+0x7ec/0x4ec0
[  256.695965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.701068]  ? __lock_acquire+0x7ec/0x4ec0
[  256.705312]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.710419]  ? __lock_acquire+0x7ec/0x4ec0
[  256.714656]  ? should_fail+0x22d/0xd01
[  256.718562]  ? mark_held_locks+0x130/0x130
[  256.722817]  ? mark_held_locks+0x130/0x130
[  256.727064]  ? graph_lock+0x170/0x170
[  256.730878]  ? print_usage_bug+0xc0/0xc0
[  256.734962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.740506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.746072]  ? check_preemption_disabled+0x48/0x200
[  256.751111]  ? check_preemption_disabled+0x48/0x200
[  256.756154]  ? __lock_is_held+0xb5/0x140
[  256.760231]  __alloc_pages_nodemask+0xa80/0xde0
[  256.764917]  ? graph_lock+0x170/0x170
[  256.768729]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.773748]  ? graph_lock+0x170/0x170
[  256.777575]  ? find_held_lock+0x36/0x1c0
[  256.781656]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.786331]  ? lock_downgrade+0x900/0x900
[  256.790495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.796051]  cache_grow_begin+0x91/0x8c0
[  256.800122]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.804552]  fallback_alloc+0x203/0x2e0
[  256.808545]  ____cache_alloc_node+0x1c7/0x1e0
[  256.813053]  kmem_cache_alloc_node+0xe3/0x730
[  256.817565]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.821822]  __alloc_skb+0x119/0x770
[  256.825550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.830837]  ? skb_scrub_packet+0x490/0x490
[  256.835164]  ? lock_downgrade+0x900/0x900
[  256.839329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.844875]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.850334]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.855826]  ? addrconf_rs_timer+0x6f0/0x6f0
[  256.860253]  ndisc_alloc_skb+0x144/0x340
[  256.864326]  ndisc_send_rs+0x331/0x6e0
[  256.868242]  addrconf_rs_timer+0x3c0/0x6f0
[  256.872491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.876857]  call_timer_fn+0x272/0x920
[  256.880746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.884993]  ? process_timeout+0x40/0x40
[  256.889057]  ? find_held_lock+0x36/0x1c0
[  256.893133]  ? mark_held_locks+0xc7/0x130
[  256.897298]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.901807]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.906308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.910551]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.915140]  ? trace_hardirqs_on+0xbd/0x310
[  256.919482]  ? kasan_check_read+0x11/0x20
[  256.923636]  ? __run_timers+0x7da/0xc70
[  256.927615]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.933081]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.937323]  __run_timers+0x7e5/0xc70
[  256.941139]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.946512]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.951551]  ? graph_lock+0x170/0x170
[  256.955363]  ? print_usage_bug+0xc0/0xc0
[  256.959421]  ? lock_release+0x970/0x970
[  256.963399]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.968612]  ? find_held_lock+0x36/0x1c0
[  256.972686]  ? graph_lock+0x170/0x170
[  256.976521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.982100]  ? check_preemption_disabled+0x48/0x200
[  256.987142]  ? __lock_is_held+0xb5/0x140
[  256.991206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.996749]  ? check_preemption_disabled+0x48/0x200
[  257.001798]  run_timer_softirq+0x52/0xb0
[  257.005879]  ? rcu_read_lock_sched_held+0x108/0x120
[  257.010900]  __do_softirq+0x30b/0xad8
[  257.014725]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  257.019839]  ? pvclock_read_flags+0x160/0x160
[  257.024341]  ? lapic_next_event+0x5a/0x90
[  257.028501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.034065]  ? check_preemption_disabled+0x48/0x200
[  257.039084]  ? check_preemption_disabled+0x48/0x200
[  257.044110]  ? kvm_clock_read+0x18/0x30
[  257.048092]  ? kvm_sched_clock_read+0x9/0x20
[  257.052517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.058067]  ? check_preemption_disabled+0x48/0x200
[  257.063107]  irq_exit+0x17f/0x1c0
[  257.066575]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.071426]  ? smp_reschedule_interrupt+0x109/0x650
[  257.076449]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.082335]  ? interrupt_entry+0xb5/0xf0
[  257.086404]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.091432]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.096454]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.101300]  ? trace_hardirqs_off+0x300/0x300
[  257.105803]  ? trace_hardirqs_off+0x300/0x300
[  257.110301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.115844]  ? check_preemption_disabled+0x48/0x200
[  257.120866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.126416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.131273]  apic_timer_interrupt+0xf/0x20
[  257.135503]  </IRQ>
[  257.137750] RIP: 0010:console_unlock+0x1017/0x11a0
[  257.142719] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  257.161629] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  257.169348] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  257.176615] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  257.183884] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  257.191151] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  257.198417] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  257.205705]  ? netconsole_netdev_event+0x280/0x280
[  257.210649]  ? console_unlock+0x100e/0x11a0
[  257.214993]  ? devkmsg_read+0xbb0/0xbb0
[  257.218985]  ? vprintk_emit+0x7f7/0x930
[  257.222964]  ? lock_release+0x970/0x970
[  257.226946]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.232400]  ? vprintk_default+0x28/0x30
[  257.236466]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.241923]  ? kasan_check_write+0x14/0x20
[  257.246161]  ? do_raw_spin_lock+0xc1/0x200
[  257.250405]  vprintk_emit+0x33d/0x930
[  257.254215]  ? wake_up_klogd+0x180/0x180
[  257.258283]  ? lockdep_hardirqs_on+0x421/0x5c0
[  257.262868]  ? retint_kernel+0x2d/0x2d
[  257.266761]  ? find_held_lock+0x36/0x1c0
[  257.270843]  ? mark_held_locks+0xc7/0x130
[  257.274999]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.279498]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.284007]  vprintk_default+0x28/0x30
[  257.287902]  vprintk_func+0x7e/0x181
[  257.291621]  printk+0xa7/0xcf
[  257.294734]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  257.299504]  ? _raw_spin_unlock_irq+0x60/0x80
[  257.304244]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  257.309539]  dump_header+0x7cc/0xf72
[  257.313266]  ? pagefault_out_of_memory+0x197/0x197
[  257.318204]  ? mark_held_locks+0x130/0x130
[  257.322467]  ? __lock_acquire+0x7ec/0x4ec0
[  257.326704]  ? mem_cgroup_charge_statistics+0x780/0x780
[  257.332068]  ? print_usage_bug+0xc0/0xc0
[  257.336131]  ? print_usage_bug+0xc0/0xc0
[  257.340216]  ? graph_lock+0x170/0x170
[  257.344019]  ? graph_lock+0x170/0x170
[  257.347823]  ? print_usage_bug+0xc0/0xc0
[  257.351898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.357446]  ? find_held_lock+0x36/0x1c0
[  257.361520]  ? mark_held_locks+0xc7/0x130
[  257.365682]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  257.370796]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  257.375904]  ? lockdep_hardirqs_on+0x421/0x5c0
[  257.380490]  ? trace_hardirqs_on+0xbd/0x310
[  257.384816]  ? kasan_check_read+0x11/0x20
[  257.388966]  ? ___ratelimit+0x36f/0x655
[  257.392944]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.398401]  ? trace_hardirqs_on+0x310/0x310
[  257.402814]  ? lock_downgrade+0x900/0x900
[  257.406991]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  257.412098]  ? ___ratelimit+0xaa/0x655
[  257.415993]  ? idr_get_free+0xec0/0xec0
[  257.419991]  ? kasan_check_write+0x14/0x20
[  257.424244]  ? do_raw_spin_lock+0xc1/0x200
[  257.428494]  oom_kill_process.cold.27+0x10/0x903
[  257.433710]  ? graph_lock+0x170/0x170
[  257.437528]  ? _raw_spin_unlock+0x2c/0x50
[  257.441691]  ? oom_badness+0xe6/0xaa0
[  257.445522]  ? oom_evaluate_task+0x540/0x540
[  257.449956]  ? find_held_lock+0x36/0x1c0
[  257.454030]  ? out_of_memory+0x974/0x14c0
[  257.458187]  ? lock_downgrade+0x900/0x900
[  257.462343]  ? check_preemption_disabled+0x48/0x200
[  257.467373]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.473173]  ? kasan_check_read+0x11/0x20
[  257.477333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.482628]  ? rcu_bh_qs+0xc0/0xc0
[  257.486188]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.491218]  ? oom_evaluate_task+0x302/0x540
[  257.495647]  out_of_memory+0xa86/0x14c0
[  257.499648]  ? oom_killer_disable+0x3a0/0x3a0
[  257.504165]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  257.509109]  ? __mutex_add_waiter+0x2a0/0x2a0
[  257.513625]  __alloc_pages_slowpath+0x2318/0x2d80
[  257.518511]  ? warn_alloc+0x120/0x120
[  257.522343]  ? find_get_entry+0x2f2/0xc40
[  257.526511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.532067]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  257.537007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.542562]  ? should_fail+0x22d/0xd01
[  257.546463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.551575]  ? __lock_is_held+0xb5/0x140
[  257.555674]  ? __lock_is_held+0xb5/0x140
[  257.559753]  ? find_held_lock+0x36/0x1c0
[  257.563833]  ? ___might_sleep+0x1ed/0x300
[  257.568010]  ? lock_release+0x970/0x970
[  257.572001]  ? arch_local_save_flags+0x40/0x40
[  257.576614]  ? __might_sleep+0x95/0x190
[  257.580608]  __alloc_pages_nodemask+0xa80/0xde0
[  257.585309]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.590389]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.596199]  ? kasan_check_read+0x11/0x20
[  257.600359]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.605646]  ? graph_lock+0x170/0x170
[  257.609451]  ? print_usage_bug+0xc0/0xc0
[  257.613517]  ? graph_lock+0x170/0x170
[  257.617326]  ? graph_lock+0x170/0x170
[  257.621135]  ? __do_page_cache_readahead+0x7ce/0x980
[  257.626249]  ? find_held_lock+0x36/0x1c0
[  257.630321]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  257.635873]  alloc_pages_current+0x10c/0x210
[  257.640288]  ? lock_downgrade+0x900/0x900
[  257.644457]  __page_cache_alloc+0x38f/0x5b0
[  257.648796]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.654620]  ? kasan_check_read+0x11/0x20
[  257.658806]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.664108]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  257.668797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.674346]  ? check_preemption_disabled+0x48/0x200
[  257.679393]  filemap_fault+0x1594/0x25f0
[  257.683476]  ? __lock_page_or_retry+0xa00/0xa00
[  257.688155]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.693957]  ? kasan_check_read+0x11/0x20
[  257.698115]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.703398]  ? rcu_bh_qs+0xc0/0xc0
[  257.706957]  ? filemap_map_pages+0xdea/0x1980
[  257.711464]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  257.716603]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  257.721880]  ? debug_object_free+0x325/0x690
[  257.726317]  ? find_get_pages_range_tag+0x1320/0x1320
[  257.731520]  ? graph_lock+0x170/0x170
[  257.735343]  ? kasan_check_read+0x11/0x20
[  257.739498]  ? debug_object_destroy+0x2b0/0x2b0
[  257.744203]  ? lock_acquire+0x1ed/0x520
[  257.748201]  ? ext4_filemap_fault+0x7a/0xad
[  257.752543]  ? lock_release+0x970/0x970
[  257.756525]  ? arch_local_save_flags+0x40/0x40
[  257.761155]  ? futex_wait_setup+0x3e0/0x3e0
[  257.765506]  ? down_read+0xb0/0x1d0
[  257.769148]  ? ext4_filemap_fault+0x7a/0xad
[  257.773477]  ? __down_interruptible+0x700/0x700
[  257.778185]  ext4_filemap_fault+0x82/0xad
[  257.782347]  __do_fault+0x100/0x6b0
[  257.785984]  ? print_bad_pte+0x6c0/0x6c0
[  257.790050]  ? do_futex+0x249/0x26d0
[  257.793779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.799329]  ? pmd_val+0x88/0x100
[  257.802811]  ? add_mm_counter_fast+0xd0/0xd0
[  257.807221]  ? pmd_val+0x88/0x100
[  257.810677]  ? add_mm_counter_fast+0xd0/0xd0
[  257.815093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.820645]  __handle_mm_fault+0x3709/0x53e0
[  257.825060]  ? perf_trace_lock+0x14d/0x7a0
[  257.829310]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  257.834154]  ? graph_lock+0x170/0x170
[  257.837959]  ? print_usage_bug+0xc0/0xc0
[  257.842047]  ? retint_kernel+0x2d/0x2d
[  257.845938]  ? graph_lock+0x170/0x170
[  257.849755]  ? graph_lock+0x170/0x170
[  257.853593]  ? handle_mm_fault+0x42a/0xc70
[  257.857836]  ? lock_downgrade+0x900/0x900
[  257.861990]  ? check_preemption_disabled+0x48/0x200
[  257.867017]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.872822]  ? kasan_check_read+0x11/0x20
[  257.876975]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.882255]  ? rcu_bh_qs+0xc0/0xc0
[  257.885803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.891257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.896811]  ? check_preemption_disabled+0x48/0x200
[  257.901842]  handle_mm_fault+0x54f/0xc70
[  257.905913]  ? __handle_mm_fault+0x53e0/0x53e0
[  257.910504]  ? find_vma+0x34/0x190
[  257.914059]  __do_page_fault+0x67d/0xed0
[  257.918137]  ? mm_fault_error+0x380/0x380
[  257.922296]  ? trace_hardirqs_off+0xb8/0x300
[  257.926707]  ? trace_hardirqs_on+0x310/0x310
[  257.931120]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  257.936487]  ? trace_hardirqs_on+0x310/0x310
[  257.940914]  do_page_fault+0xf2/0x7e0
[  257.944727]  ? vmalloc_sync_all+0x30/0x30
[  257.948882]  ? error_entry+0x70/0xd0
[  257.952603]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.957622]  ? trace_hardirqs_on_caller+0xc0/0x300
[  257.962564]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.967496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.972351]  ? trace_hardirqs_off+0x300/0x300
[  257.976848]  ? trace_hardirqs_off_caller+0x300/0x300
[  257.981965]  ? prepare_exit_to_usermode+0x291/0x3b0
[  257.986991]  ? page_fault+0x8/0x30
[  257.990548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.995397]  ? page_fault+0x8/0x30
[  257.998941]  page_fault+0x1e/0x30
[  258.002397] RIP: 0033:0x40f9c0
[  258.005598] Code: Bad RIP value.
[  258.008958] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  258.014326] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  258.021601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  258.028882] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  258.036165] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  258.043452] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  258.050781] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  258.050787] warn_alloc_show_mem: 1 callbacks suppressed
[  258.050795] Mem-Info:
[  258.058077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.058087] Call Trace:
[  258.063471] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  258.063471]  active_file:18 inactive_file:16 isolated_file:0
[  258.063471]  unevictable:0 dirty:0 writeback:0 unstable:0
[  258.063471]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  258.063471]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  258.063471]  free:13723 free_pcp:140 free_cma:0
[  258.065895]  <IRQ>
[  258.075280] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  258.077869]  dump_stack+0x1c4/0x2b4
[  258.110919] Node 0 
[  258.113093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.140960] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  258.144593]  warn_alloc.cold.118+0xb7/0x1bd
[  258.146792] lowmem_reserve[]: 0
[  258.151999]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.177494]  2817
[  258.181833]  ? lock_downgrade+0x900/0x900
[  258.185069]  6321 6321
[  258.189933]  ? trace_hardirqs_off+0xb8/0x300
[  258.196114]  ? trace_hardirqs_off+0xb8/0x300
[  258.196134]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.196162]  ? warn_alloc+0x120/0x120
[  258.196173]  ? warn_alloc+0x120/0x120
[  258.196191]  ? print_usage_bug+0xc0/0xc0
[  258.196202]  ? warn_alloc+0x120/0x120
[  258.196216]  ? print_usage_bug+0xc0/0xc0
[  258.196225]  ? __lock_acquire+0x7ec/0x4ec0
[  258.196239]  ? __lock_acquire+0x7ec/0x4ec0
[  258.196251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.196262]  ? should_fail+0x22d/0xd01
[  258.196276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.196284]  ? __lock_acquire+0x7ec/0x4ec0
[  258.196295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.196301]  ? __lock_acquire+0x7ec/0x4ec0
[  258.196308]  ? should_fail+0x22d/0xd01
[  258.196321]  ? mark_held_locks+0x130/0x130
[  258.196337]  ? mark_held_locks+0x130/0x130
[  258.196348]  ? graph_lock+0x170/0x170
[  258.196356]  ? graph_lock+0x170/0x170
[  258.196367]  ? graph_lock+0x170/0x170
[  258.196374]  ? print_usage_bug+0xc0/0xc0
[  258.196387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.196396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.196407]  ? check_preemption_disabled+0x48/0x200
[  258.196415]  ? check_preemption_disabled+0x48/0x200
[  258.196431]  ? __lock_is_held+0xb5/0x140
[  258.196442]  __alloc_pages_nodemask+0xa80/0xde0
[  258.196453]  ? graph_lock+0x170/0x170
[  258.196466]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.196478]  ? graph_lock+0x170/0x170
[  258.196507]  ? find_held_lock+0x36/0x1c0
[  258.196526]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.196538]  ? lock_downgrade+0x900/0x900
[  258.196570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.199046] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  258.199100] lowmem_reserve[]:
[  258.203537]  cache_grow_begin+0x91/0x8c0
[  258.207916]  0
[  258.212759]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.216547]  0
[  258.220355]  fallback_alloc+0x203/0x2e0
[  258.224382]  3503
[  258.228184]  ____cache_alloc_node+0x1c7/0x1e0
[  258.232212]  3503
[  258.236448]  kmem_cache_alloc_node+0xe3/0x730
[  258.240654] Node 0 
[  258.246202]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.250103] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  258.255183]  __alloc_skb+0x119/0x770
[  258.259423] lowmem_reserve[]:
[  258.264535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.268741]  0
[  258.272636]  ? skb_scrub_packet+0x490/0x490
[  258.276854]  0
[  258.281100]  ? lock_downgrade+0x900/0x900
[  258.284867]  0 0
[  258.288680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.292444] Node 0 
[  258.296504]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.302006] DMA: 1*4kB 
[  258.307567]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.312557] (U) 
[  258.317584]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.321608] 0*8kB 0*16kB 
[  258.326301]  ndisc_alloc_skb+0x144/0x340
[  258.330063] 1*32kB 
[  258.335105]  ndisc_send_rs+0x331/0x6e0
[  258.338862] (U) 
[  258.342947]  addrconf_rs_timer+0x3c0/0x6f0
[  258.347584] 2*64kB 
[  258.351744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.357248] (U) 
[  258.384603]  call_timer_fn+0x272/0x920
[  258.387681] 1*128kB (U) 
[  258.391763]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.393528] 1*256kB 
[  258.397941]  ? process_timeout+0x40/0x40
[  258.399711] (U) 
[  258.403697]  ? find_held_lock+0x36/0x1c0
[  258.403724]  ? __run_timers+0x7da/0xc70
[  258.405778] 0*512kB 
[  258.410288]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.412320] 1*1024kB 
[  258.416826]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.419027] (U) 1*2048kB 
[  258.423279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.451631] (M) 3*4096kB 
[  258.455381]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.458451] (M) 
[  258.463727]  ? trace_hardirqs_on+0xbd/0x310
[  258.465516] = 15908kB
[  258.469838]  ? kasan_check_read+0x11/0x20
[  258.469859]  ? __run_timers+0x7da/0xc70
[  258.471638] Node 0 
[  258.475801]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.477754] DMA32: 
[  258.483310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.485524] 3*4kB 
[  258.490988]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.493540] (UM) 
[  258.499010]  __run_timers+0x7e5/0xc70
[  258.500961] 0*8kB 
[  258.505386]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.508102] 3*16kB 
[  258.512167]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.514369] (M) 2*32kB 
[  258.518262]  ? graph_lock+0x170/0x170
[  258.520213] (UM) 
[  258.524441]  ? enqueue_hrtimer+0x1a5/0x560
[  258.526665] 2*64kB 
[  258.530908]  ? lock_release+0x970/0x970
[  258.530926]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.532888] (M) 
[  258.536782]  ? find_held_lock+0x36/0x1c0
[  258.539418] 3*128kB (M) 
[  258.543657]  ? graph_lock+0x170/0x170
[  258.545956] 2*256kB 
[  258.550009]  ? pvclock_read_flags+0x160/0x160
[  258.551962] (M) 
[  258.556021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.559966] 3*512kB 
[  258.562287]  ? check_preemption_disabled+0x48/0x200
[  258.566753] (M) 
[  258.569172]  ? __lock_is_held+0xb5/0x140
[  258.573637] 4*1024kB 
[  258.576393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.580599] (UM) 
[  258.583354]  ? check_preemption_disabled+0x48/0x200
[  258.587909] 3*2048kB 
[  258.589886]  run_timer_softirq+0x52/0xb0
[  258.594175] (UM) 
[  258.596582]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.600702] 3*4096kB 
[  258.604671]  __do_softirq+0x30b/0xad8
[  258.606879] (M) 
[  258.612340]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.614552] = 25212kB
[  258.618795]  ? pvclock_read_flags+0x160/0x160
[  258.620921] Node 0 
[  258.625149]  ? lapic_next_event+0x5a/0x90
[  258.627190] Normal: 
[  258.630990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.633110] 1019*4kB 
[  258.638482]  ? check_preemption_disabled+0x48/0x200
[  258.640693] (MEH) 
[  258.645705]  ? check_preemption_disabled+0x48/0x200
[  258.648264] 374*8kB 
[  258.652069]  ? kvm_clock_read+0x18/0x30
[  258.654103] (UMEH) 
[  258.658341]  ? kvm_sched_clock_read+0x9/0x20
[  258.660557] 169*16kB (UMEH) 
[  258.664532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.669696] 71*32kB (UMH) 
[  258.671679]  ? check_preemption_disabled+0x48/0x200
[  258.675720] 17*64kB 
[  258.678394]  irq_exit+0x17f/0x1c0
[  258.682164] (UMH) 
[  258.684485]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.688954] 3*128kB 
[  258.690928]  ? smp_reschedule_interrupt+0x109/0x650
[  258.696436] (H) 
[  258.698768]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.703777] 1*256kB 
[  258.705753]  ? interrupt_entry+0xb5/0xf0
[  258.709788] (H) 0*512kB 
[  258.712206]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.717719] 0*1024kB 
[  258.719797]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.724795] 0*2048kB 
[  258.727203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.731240] 0*4096kB 
[  258.733300]  ? trace_hardirqs_off+0x300/0x300
[  258.738294] = 13772kB
[  258.740696]  ? trace_hardirqs_off+0x300/0x300
[  258.744482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  258.746450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.751539] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  258.753952]  ? check_preemption_disabled+0x48/0x200
[  258.758418] 4154 total pagecache pages
[  258.760649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.764786] 0 pages in swap cache
[  258.767099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.772607] Swap cache stats: add 0, delete 0, find 0/0
[  258.775023]  apic_timer_interrupt+0xf/0x20
[  258.780008] Free swap  = 0kB
[  258.782147]  </IRQ>
[  258.787145] Total swap = 0kB
[  258.789467] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  258.793416] 1965979 pages RAM
[  258.795644] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  258.800030] 0 pages HighMem/MovableOnly
[  258.803048] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282
[  258.808580] 342744 pages reserved
[  258.808588] 0 pages cma reserved
[  258.811418]  ORIG_RAX: ffffffffffffff13
[  258.816508] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.818737] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  258.818750] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  258.822292] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.824360] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  258.829186] syz-fuzzer cpuset=
[  258.831492] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.831505] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  258.836505] /
[  258.838509]  skb_clone+0x1bb/0x500
[  258.844340]  mems_allowed=0
[  258.846676]  ? finish_task_switch+0x2f5/0x900
[  259.065934]  ? skb_split+0x11e0/0x11e0
[  259.069833]  ? preempt_notifier_register+0x200/0x200
[  259.074938]  ? __switch_to_asm+0x34/0x70
[  259.078998]  ? __switch_to_asm+0x34/0x70
[  259.083067]  ? __switch_to_asm+0x40/0x70
[  259.087131]  ? __switch_to_asm+0x34/0x70
[  259.091193]  ? __switch_to_asm+0x40/0x70
[  259.095253]  ? __switch_to_asm+0x34/0x70
[  259.099316]  ? __switch_to_asm+0x40/0x70
[  259.103377]  ? __switch_to_asm+0x34/0x70
[  259.107439]  ? __switch_to_asm+0x34/0x70
[  259.111499]  ? __switch_to_asm+0x40/0x70
[  259.115558]  ? __switch_to_asm+0x34/0x70
[  259.119643]  bpf_clone_redirect+0xb9/0x490
[  259.123902]  ? __schedule+0x874/0x1ed0
[  259.127825]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  259.132850]  ? __sched_text_start+0x8/0x8
[  259.137005]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.141818]  ? find_held_lock+0x36/0x1c0
[  259.145889]  ? lock_acquire+0x1ed/0x520
[  259.149872]  ? bpf_test_run+0x32e/0x5a0
[  259.153854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.159403]  ? check_preemption_disabled+0x48/0x200
[  259.164429]  ? kasan_check_read+0x11/0x20
[  259.168587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.173866]  ? rcu_bh_qs+0xc0/0xc0
[  259.177412]  ? preempt_schedule+0x4d/0x60
[  259.181575]  ? ___preempt_schedule+0x16/0x18
[  259.186008]  ? bpf_test_run+0x1c0/0x5a0
[  259.190014]  ? netlink_diag_dump+0x2a0/0x2a0
[  259.194438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.199994]  ? bpf_test_init.isra.9+0x70/0x100
[  259.204599]  ? bpf_prog_test_run_skb+0x634/0xb40
[  259.209371]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.214220]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.219761]  ? fput+0x130/0x1a0
[  259.223067]  ? __bpf_prog_get+0x9b/0x290
[  259.227137]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.231985]  ? bpf_prog_test_run+0x130/0x1a0
[  259.236402]  ? __x64_sys_bpf+0x3d8/0x510
[  259.240464]  ? bpf_prog_get+0x20/0x20
[  259.244276]  ? ksys_ioctl+0x81/0xd0
[  259.247917]  ? do_syscall_64+0x1b9/0x820
[  259.251993]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  259.257364]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.262299]  ? trace_hardirqs_off+0x300/0x300
[  259.266808]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.271831]  ? recalc_sigpending_tsk+0x180/0x180
[  259.276595]  ? kasan_check_write+0x14/0x20
[  259.280844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.285704]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.291094] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  259.291186] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.298022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.298028] Call Trace:
[  259.298035]  <IRQ>
[  259.298052]  dump_stack+0x1c4/0x2b4
[  259.298069]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.298096]  warn_alloc.cold.118+0xb7/0x1bd
[  259.305117] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.314402]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.316963] syz-executor7 cpuset=
[  259.319114]  ? lock_downgrade+0x900/0x900
[  259.322711] syz7
[  259.327895]  ? trace_hardirqs_off+0xb8/0x300
[  259.332196]  mems_allowed=0
[  259.342679]  ? trace_hardirqs_off+0xb8/0x300
[  259.368780]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.373687]  ? warn_alloc+0x120/0x120
[  259.377512]  ? warn_alloc+0x120/0x120
[  259.381321]  ? print_usage_bug+0xc0/0xc0
[  259.385383]  ? warn_alloc+0x120/0x120
[  259.389185]  ? print_usage_bug+0xc0/0xc0
[  259.393249]  ? __lock_acquire+0x7ec/0x4ec0
[  259.397483]  ? __lock_acquire+0x7ec/0x4ec0
[  259.401722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.407263]  ? should_fail+0x22d/0xd01
[  259.411157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.416266]  ? __lock_acquire+0x7ec/0x4ec0
[  259.420508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.425616]  ? __lock_acquire+0x7ec/0x4ec0
[  259.429849]  ? should_fail+0x22d/0xd01
[  259.434221]  ? mark_held_locks+0x130/0x130
[  259.438462]  ? mark_held_locks+0x130/0x130
[  259.442698]  ? graph_lock+0x170/0x170
[  259.446510]  ? graph_lock+0x170/0x170
[  259.450323]  ? graph_lock+0x170/0x170
[  259.454123]  ? print_usage_bug+0xc0/0xc0
[  259.458190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.463735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.469300]  ? check_preemption_disabled+0x48/0x200
[  259.474347]  ? check_preemption_disabled+0x48/0x200
[  259.479376]  ? __lock_is_held+0xb5/0x140
[  259.483447]  __alloc_pages_nodemask+0xa80/0xde0
[  259.488118]  ? graph_lock+0x170/0x170
[  259.491929]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.496946]  ? graph_lock+0x170/0x170
[  259.500781]  ? find_held_lock+0x36/0x1c0
[  259.504863]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.509541]  ? lock_downgrade+0x900/0x900
[  259.513700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.519245]  cache_grow_begin+0x91/0x8c0
[  259.523312]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.527731]  fallback_alloc+0x203/0x2e0
[  259.531716]  ____cache_alloc_node+0x1c7/0x1e0
[  259.536223]  kmem_cache_alloc_node+0xe3/0x730
[  259.540722]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.544990]  __alloc_skb+0x119/0x770
[  259.548714]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.553996]  ? skb_scrub_packet+0x490/0x490
[  259.558321]  ? lock_downgrade+0x900/0x900
[  259.562509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.568062]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.573517]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.578978]  ? addrconf_rs_timer+0x6f0/0x6f0
[  259.583405]  ndisc_alloc_skb+0x144/0x340
[  259.587473]  ndisc_send_rs+0x331/0x6e0
[  259.591368]  addrconf_rs_timer+0x3c0/0x6f0
[  259.595610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.599873]  call_timer_fn+0x272/0x920
[  259.603804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.608045]  ? process_timeout+0x40/0x40
[  259.612107]  ? find_held_lock+0x36/0x1c0
[  259.616177]  ? mark_held_locks+0xc7/0x130
[  259.620334]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.624832]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.629329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.633569]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  259.638159]  ? trace_hardirqs_on+0xbd/0x310
[  259.642485]  ? kasan_check_read+0x11/0x20
[  259.646634]  ? __run_timers+0x7da/0xc70
[  259.650619]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.656078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.660325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.664564]  __run_timers+0x7e5/0xc70
[  259.668380]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  259.673749]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.678784]  ? graph_lock+0x170/0x170
[  259.682592]  ? print_usage_bug+0xc0/0xc0
[  259.686656]  ? lock_release+0x970/0x970
[  259.690632]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  259.695846]  ? find_held_lock+0x36/0x1c0
[  259.699917]  ? graph_lock+0x170/0x170
[  259.703722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.709268]  ? check_preemption_disabled+0x48/0x200
[  259.714297]  ? __lock_is_held+0xb5/0x140
[  259.718366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.723908]  ? check_preemption_disabled+0x48/0x200
[  259.728934]  run_timer_softirq+0x52/0xb0
[  259.733028]  ? rcu_read_lock_sched_held+0x108/0x120
[  259.738051]  __do_softirq+0x30b/0xad8
[  259.741870]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  259.746981]  ? pvclock_read_flags+0x160/0x160
[  259.751479]  ? lapic_next_event+0x5a/0x90
[  259.755628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.761167]  ? check_preemption_disabled+0x48/0x200
[  259.766212]  ? check_preemption_disabled+0x48/0x200
[  259.771237]  ? kvm_clock_read+0x18/0x30
[  259.775229]  ? kvm_sched_clock_read+0x9/0x20
[  259.779645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.785184]  ? check_preemption_disabled+0x48/0x200
[  259.790227]  irq_exit+0x17f/0x1c0
[  259.793687]  smp_apic_timer_interrupt+0x1cb/0x760
[  259.798555]  ? smp_reschedule_interrupt+0x109/0x650
[  259.803575]  ? smp_call_function_single_interrupt+0x650/0x650
[  259.809481]  ? interrupt_entry+0xb5/0xf0
[  259.813552]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.818573]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.823611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.828454]  ? trace_hardirqs_off+0x300/0x300
[  259.832953]  ? trace_hardirqs_off+0x300/0x300
[  259.837449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.843024]  ? check_preemption_disabled+0x48/0x200
[  259.848040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.853586]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.858439]  apic_timer_interrupt+0xf/0x20
[  259.862680]  </IRQ>
[  259.864945] RIP: 0010:console_unlock+0x1017/0x11a0
[  259.869894] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  259.888890] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  259.896603] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  259.903963] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  259.911232] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  259.918497] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  259.925766] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  259.933059]  ? netconsole_netdev_event+0x280/0x280
[  259.938003]  ? console_unlock+0x100e/0x11a0
[  259.942347]  ? devkmsg_read+0xbb0/0xbb0
[  259.946323]  ? vprintk_emit+0x7f7/0x930
[  259.950309]  ? lock_release+0x970/0x970
[  259.954288]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.959753]  ? vprintk_default+0x28/0x30
[  259.963824]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.969280]  ? kasan_check_write+0x14/0x20
[  259.973519]  ? do_raw_spin_lock+0xc1/0x200
[  259.977845]  vprintk_emit+0x33d/0x930
[  259.981655]  ? wake_up_klogd+0x180/0x180
[  259.985720]  ? lockdep_hardirqs_on+0x421/0x5c0
[  259.990303]  ? retint_kernel+0x2d/0x2d
[  259.994195]  ? find_held_lock+0x36/0x1c0
[  259.998265]  ? mark_held_locks+0xc7/0x130
[  260.002418]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.006952]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.011457]  vprintk_default+0x28/0x30
[  260.015345]  vprintk_func+0x7e/0x181
[  260.019066]  printk+0xa7/0xcf
[  260.022176]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  260.026959]  ? _raw_spin_unlock_irq+0x60/0x80
[  260.031470]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  260.036757]  dump_header+0x7cc/0xf72
[  260.040493]  ? pagefault_out_of_memory+0x197/0x197
[  260.045428]  ? mark_held_locks+0x130/0x130
[  260.049663]  ? __lock_acquire+0x7ec/0x4ec0
[  260.053903]  ? mem_cgroup_charge_statistics+0x780/0x780
[  260.059268]  ? print_usage_bug+0xc0/0xc0
[  260.063334]  ? print_usage_bug+0xc0/0xc0
[  260.067405]  ? graph_lock+0x170/0x170
[  260.071205]  ? graph_lock+0x170/0x170
[  260.075005]  ? print_usage_bug+0xc0/0xc0
[  260.079080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.084625]  ? find_held_lock+0x36/0x1c0
[  260.088704]  ? mark_held_locks+0xc7/0x130
[  260.092857]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.097962]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.103068]  ? lockdep_hardirqs_on+0x421/0x5c0
[  260.107660]  ? trace_hardirqs_on+0xbd/0x310
[  260.111985]  ? kasan_check_read+0x11/0x20
[  260.116136]  ? ___ratelimit+0x36f/0x655
[  260.120115]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.125568]  ? trace_hardirqs_on+0x310/0x310
[  260.129978]  ? lock_downgrade+0x900/0x900
[  260.134137]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  260.139245]  ? ___ratelimit+0xaa/0x655
[  260.143135]  ? idr_get_free+0xec0/0xec0
[  260.147117]  ? kasan_check_write+0x14/0x20
[  260.151353]  ? do_raw_spin_lock+0xc1/0x200
[  260.155598]  oom_kill_process.cold.27+0x10/0x903
[  260.160356]  ? graph_lock+0x170/0x170
[  260.164160]  ? _raw_spin_unlock+0x2c/0x50
[  260.168309]  ? oom_badness+0xe6/0xaa0
[  260.172118]  ? oom_evaluate_task+0x540/0x540
[  260.176551]  ? find_held_lock+0x36/0x1c0
[  260.180621]  ? out_of_memory+0x974/0x14c0
[  260.184779]  ? lock_downgrade+0x900/0x900
[  260.188933]  ? check_preemption_disabled+0x48/0x200
[  260.193959]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.199757]  ? kasan_check_read+0x11/0x20
[  260.203915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.209194]  ? rcu_bh_qs+0xc0/0xc0
[  260.212755]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.217788]  ? oom_evaluate_task+0x302/0x540
[  260.222216]  out_of_memory+0xa86/0x14c0
[  260.226207]  ? oom_killer_disable+0x3a0/0x3a0
[  260.230705]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  260.235643]  ? __mutex_add_waiter+0x2a0/0x2a0
[  260.240151]  __alloc_pages_slowpath+0x2318/0x2d80
[  260.245028]  ? warn_alloc+0x120/0x120
[  260.248848]  ? find_get_entry+0x2f2/0xc40
[  260.253011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.258557]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  260.263488]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.269029]  ? should_fail+0x22d/0xd01
[  260.272923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.278030]  ? __lock_is_held+0xb5/0x140
[  260.282123]  ? __lock_is_held+0xb5/0x140
[  260.286196]  ? find_held_lock+0x36/0x1c0
[  260.290265]  ? ___might_sleep+0x1ed/0x300
[  260.294412]  ? lock_release+0x970/0x970
[  260.298390]  ? arch_local_save_flags+0x40/0x40
[  260.302991]  ? __might_sleep+0x95/0x190
[  260.306974]  __alloc_pages_nodemask+0xa80/0xde0
[  260.311658]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.316683]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.322483]  ? kasan_check_read+0x11/0x20
[  260.326634]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.331917]  ? graph_lock+0x170/0x170
[  260.335749]  ? print_usage_bug+0xc0/0xc0
[  260.339855]  ? graph_lock+0x170/0x170
[  260.343661]  ? graph_lock+0x170/0x170
[  260.347468]  ? __do_page_cache_readahead+0x7ce/0x980
[  260.352587]  ? find_held_lock+0x36/0x1c0
[  260.356654]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  260.362201]  alloc_pages_current+0x10c/0x210
[  260.366608]  ? lock_downgrade+0x900/0x900
[  260.370828]  __page_cache_alloc+0x38f/0x5b0
[  260.375154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.380951]  ? kasan_check_read+0x11/0x20
[  260.385102]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.390402]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  260.395074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.400643]  ? check_preemption_disabled+0x48/0x200
[  260.405682]  filemap_fault+0x1594/0x25f0
[  260.409762]  ? __lock_page_or_retry+0xa00/0xa00
[  260.414447]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.420242]  ? kasan_check_read+0x11/0x20
[  260.424421]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.429807]  ? rcu_bh_qs+0xc0/0xc0
[  260.433363]  ? filemap_map_pages+0xdea/0x1980
[  260.437871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  260.442982]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  260.448259]  ? debug_object_free+0x325/0x690
[  260.452673]  ? find_get_pages_range_tag+0x1320/0x1320
[  260.457869]  ? graph_lock+0x170/0x170
[  260.461679]  ? kasan_check_read+0x11/0x20
[  260.465842]  ? debug_object_destroy+0x2b0/0x2b0
[  260.470542]  ? lock_acquire+0x1ed/0x520
[  260.474518]  ? ext4_filemap_fault+0x7a/0xad
[  260.478867]  ? lock_release+0x970/0x970
[  260.482845]  ? arch_local_save_flags+0x40/0x40
[  260.487435]  ? futex_wait_setup+0x3e0/0x3e0
[  260.491781]  ? down_read+0xb0/0x1d0
[  260.495412]  ? ext4_filemap_fault+0x7a/0xad
[  260.499734]  ? __down_interruptible+0x700/0x700
[  260.504425]  ext4_filemap_fault+0x82/0xad
[  260.508581]  __do_fault+0x100/0x6b0
[  260.512215]  ? print_bad_pte+0x6c0/0x6c0
[  260.516276]  ? do_futex+0x249/0x26d0
[  260.519992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.525543]  ? pmd_val+0x88/0x100
[  260.529001]  ? add_mm_counter_fast+0xd0/0xd0
[  260.533408]  ? pmd_val+0x88/0x100
[  260.536863]  ? add_mm_counter_fast+0xd0/0xd0
[  260.541275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.546820]  __handle_mm_fault+0x3709/0x53e0
[  260.551230]  ? perf_trace_lock+0x14d/0x7a0
[  260.555477]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  260.560320]  ? graph_lock+0x170/0x170
[  260.564124]  ? print_usage_bug+0xc0/0xc0
[  260.568188]  ? retint_kernel+0x2d/0x2d
[  260.572080]  ? graph_lock+0x170/0x170
[  260.575880]  ? graph_lock+0x170/0x170
[  260.579701]  ? handle_mm_fault+0x42a/0xc70
[  260.583936]  ? lock_downgrade+0x900/0x900
[  260.588090]  ? check_preemption_disabled+0x48/0x200
[  260.593118]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.598918]  ? kasan_check_read+0x11/0x20
[  260.603073]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.608362]  ? rcu_bh_qs+0xc0/0xc0
[  260.611912]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.617367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.622906]  ? check_preemption_disabled+0x48/0x200
[  260.627939]  handle_mm_fault+0x54f/0xc70
[  260.632011]  ? __handle_mm_fault+0x53e0/0x53e0
[  260.636601]  ? find_vma+0x34/0x190
[  260.640150]  __do_page_fault+0x67d/0xed0
[  260.644223]  ? mm_fault_error+0x380/0x380
[  260.648373]  ? trace_hardirqs_off+0xb8/0x300
[  260.652825]  ? trace_hardirqs_on+0x310/0x310
[  260.657237]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.662607]  ? trace_hardirqs_on+0x310/0x310
[  260.667024]  do_page_fault+0xf2/0x7e0
[  260.670834]  ? vmalloc_sync_all+0x30/0x30
[  260.674989]  ? error_entry+0x70/0xd0
[  260.678706]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.683724]  ? trace_hardirqs_on_caller+0xc0/0x300
[  260.688703]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.693634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.698481]  ? trace_hardirqs_off+0x300/0x300
[  260.702980]  ? trace_hardirqs_off_caller+0x300/0x300
[  260.708090]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.713110]  ? page_fault+0x8/0x30
[  260.716654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.721500]  ? page_fault+0x8/0x30
[  260.725050]  page_fault+0x1e/0x30
[  260.728506] RIP: 0033:0x40f9c0
[  260.731711] Code: Bad RIP value.
[  260.735071] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  260.740435] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  260.747705] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  260.754975] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  260.762266] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  260.769541] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  260.776843] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  260.776848] warn_alloc_show_mem: 1 callbacks suppressed
[  260.776855] Mem-Info:
[  260.784129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.784138] Call Trace:
[  260.789514] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  260.789514]  active_file:18 inactive_file:16 isolated_file:0
[  260.789514]  unevictable:0 dirty:0 writeback:0 unstable:0
[  260.789514]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  260.789514]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  260.789514]  free:13723 free_pcp:140 free_cma:0
[  260.791891]  <IRQ>
[  260.801252] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  260.803835]  dump_stack+0x1c4/0x2b4
[  260.836866] Node 0 
[  260.839018]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.866864] 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
[  260.870471]  warn_alloc.cold.118+0xb7/0x1bd
[  260.872676] lowmem_reserve[]:
[  260.877860]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.903336]  0
[  260.907653]  ? lock_downgrade+0x900/0x900
[  260.910730]  2817
[  260.915576]  ? trace_hardirqs_off+0xb8/0x300
[  260.917350]  6321
[  260.921503]  ? trace_hardirqs_off+0xb8/0x300
[  260.923538]  6321
[  260.927958]  __alloc_pages_slowpath+0x2667/0x2d80
[  260.929996] Node 0 
[  260.934436]  ? warn_alloc+0x120/0x120
[  260.936459] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  260.941272]  ? warn_alloc+0x120/0x120
[  260.943481] lowmem_reserve[]:
[  260.947274]  ? print_usage_bug+0xc0/0xc0
[  260.973963]  0 0
[  260.977768]  ? warn_alloc+0x120/0x120
[  260.980859]  3503
[  260.984913]  ? print_usage_bug+0xc0/0xc0
[  260.986869]  3503
[  260.990665]  ? __lock_acquire+0x7ec/0x4ec0
[  260.996763]  ? __lock_acquire+0x7ec/0x4ec0
[  260.998812] Node 0 
[  261.003048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.007279] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  261.009485]  ? should_fail+0x22d/0xd01
[  261.015003] lowmem_reserve[]:
[  261.043368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.047233]  0
[  261.050335]  ? __lock_acquire+0x7ec/0x4ec0
[  261.055416]  0
[  261.057215]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.061428]  0
[  261.063223]  ? __lock_acquire+0x7ec/0x4ec0
[  261.068300]  0
[  261.070097]  ? should_fail+0x22d/0xd01
[  261.076106]  ? mark_held_locks+0x130/0x130
[  261.079963] Node 0 DMA: 
[  261.084195]  ? mark_held_locks+0x130/0x130
[  261.084211]  ? graph_lock+0x170/0x170
[  261.086860] 1*4kB 
[  261.091086]  ? graph_lock+0x170/0x170
[  261.094863] (U) 
[  261.097006]  ? graph_lock+0x170/0x170
[  261.100789] 0*8kB 
[  261.102759]  ? print_usage_bug+0xc0/0xc0
[  261.106548] 0*16kB 
[  261.108710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.112759] 1*32kB 
[  261.114997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.120513] (U) 
[  261.122749]  ? check_preemption_disabled+0x48/0x200
[  261.128250] 2*64kB (U) 
[  261.130233]  ? check_preemption_disabled+0x48/0x200
[  261.135239] 1*128kB 
[  261.137844]  ? __lock_is_held+0xb5/0x140
[  261.142833] (U) 
[  261.145160]  __alloc_pages_nodemask+0xa80/0xde0
[  261.149196] 1*256kB 
[  261.151168]  ? graph_lock+0x170/0x170
[  261.155829] (U) 
[  261.158166]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.161944] 0*512kB 
[  261.163919]  ? graph_lock+0x170/0x170
[  261.168910] 1*1024kB 
[  261.171237]  ? find_held_lock+0x36/0x1c0
[  261.175008] (U) 
[  261.177426]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.181454] 1*2048kB 
[  261.183427]  ? lock_downgrade+0x900/0x900
[  261.188074] (M) 
[  261.190487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.194604] 3*4096kB 
[  261.196603]  cache_grow_begin+0x91/0x8c0
[  261.202097] (M) = 15908kB
[  261.204513]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.208553] Node 0 
[  261.211314]  fallback_alloc+0x203/0x2e0
[  261.215701] DMA32: 
[  261.217941]  ____cache_alloc_node+0x1c7/0x1e0
[  261.221888] 3*4kB 
[  261.224125]  kmem_cache_alloc_node+0xe3/0x730
[  261.228602] (UM) 
[  261.230750]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.235213] 0*8kB 3*16kB 
[  261.237286]  __alloc_skb+0x119/0x770
[  261.241487] (M) 
[  261.244247]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.247928] 2*32kB (UM) 
[  261.249907]  ? skb_scrub_packet+0x490/0x490
[  261.255151] 2*64kB (M) 
[  261.257828]  ? lock_downgrade+0x900/0x900
[  261.262127] 3*128kB 
[  261.264708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.268825] (M) 2*256kB 
[  261.271156]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.276669] (M) 
[  261.279341]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.284768] 3*512kB 
[  261.286758]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.292210] (M) 
[  261.294538]  ndisc_alloc_skb+0x144/0x340
[  261.298915] 4*1024kB (UM) 
[  261.301152]  ndisc_send_rs+0x331/0x6e0
[  261.305192] 3*2048kB (UM) 
[  261.308048]  addrconf_rs_timer+0x3c0/0x6f0
[  261.311918] 3*4096kB 
[  261.314794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.319001] (M) 
[  261.321424]  call_timer_fn+0x272/0x920
[  261.325623] = 25212kB
[  261.327625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.331491] Node 0 
[  261.333899]  ? process_timeout+0x40/0x40
[  261.338109] Normal: 
[  261.340343]  ? find_held_lock+0x36/0x1c0
[  261.344377] 1019*4kB 
[  261.346710]  ? __run_timers+0x7da/0xc70
[  261.350740] (MEH) 
[  261.353150]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.357093] 374*8kB (UMEH) 
[  261.359245]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.363715] 169*16kB 
[  261.366639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.371108] (UMEH) 
[  261.373536]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.377744] 71*32kB (UMH) 
[  261.379995]  ? trace_hardirqs_on+0xbd/0x310
[  261.384548] 17*64kB (UMH) 
[  261.387401]  ? kasan_check_read+0x11/0x20
[  261.391693] 3*128kB 
[  261.394532]  ? __run_timers+0x7da/0xc70
[  261.398654] (H) 1*256kB 
[  261.400983]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.404930] (H) 
[  261.407596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.413015] 0*512kB 0*1024kB 
[  261.415005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.419216] 0*2048kB 
[  261.422318]  __run_timers+0x7e5/0xc70
[  261.426531] 0*4096kB 
[  261.428949]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.433266] = 13772kB
[  261.433280] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  261.435688]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.441043] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  261.441067] 4154 total pagecache pages
[  261.443470]  ? graph_lock+0x170/0x170
[  261.452406] 0 pages in swap cache
[  261.457418]  ? enqueue_hrtimer+0x1a5/0x560
[  261.465963] Swap cache stats: add 0, delete 0, find 0/0
[  261.465971] Free swap  = 0kB
[  261.469852]  ? lock_release+0x970/0x970
[  261.473630] Total swap = 0kB
[  261.477077]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.481291] 1965979 pages RAM
[  261.486653]  ? find_held_lock+0x36/0x1c0
[  261.489642] 0 pages HighMem/MovableOnly
[  261.489651] 342744 pages reserved
[  261.493619]  ? graph_lock+0x170/0x170
[  261.496628] 0 pages cma reserved
[  261.501830]  ? pvclock_read_flags+0x160/0x160
[  261.504987] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.508964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.508984]  ? check_preemption_disabled+0x48/0x200
[  261.509009]  ? __lock_is_held+0xb5/0x140
[  261.513023] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.516401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.520179] syz-fuzzer cpuset=
[  261.523545]  ? check_preemption_disabled+0x48/0x200
[  261.528032] /
[  261.534530]  run_timer_softirq+0x52/0xb0
[  261.540040]  mems_allowed=0
[  261.581722]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.586750]  __do_softirq+0x30b/0xad8
[  261.590574]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.595685]  ? pvclock_read_flags+0x160/0x160
[  261.600181]  ? lapic_next_event+0x5a/0x90
[  261.604346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.609887]  ? check_preemption_disabled+0x48/0x200
[  261.614935]  ? check_preemption_disabled+0x48/0x200
[  261.619963]  ? kvm_clock_read+0x18/0x30
[  261.623941]  ? kvm_sched_clock_read+0x9/0x20
[  261.628370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.633908]  ? check_preemption_disabled+0x48/0x200
[  261.638942]  irq_exit+0x17f/0x1c0
[  261.642400]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.647272]  ? smp_reschedule_interrupt+0x109/0x650
[  261.652290]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.658191]  ? interrupt_entry+0xb5/0xf0
[  261.662258]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.667318]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.672358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.677203]  ? trace_hardirqs_off+0x300/0x300
[  261.681696]  ? trace_hardirqs_off+0x300/0x300
[  261.686192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.691732]  ? check_preemption_disabled+0x48/0x200
[  261.696747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.702333]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.707188]  apic_timer_interrupt+0xf/0x20
[  261.711416]  </IRQ>
[  261.713671] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  261.718606] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  261.737504] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  261.745220] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  261.752496] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  261.759785] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  261.767069] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  261.774343] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  261.781668]  skb_clone+0x1bb/0x500
[  261.785214]  ? finish_task_switch+0x2f5/0x900
[  261.789760]  ? skb_split+0x11e0/0x11e0
[  261.793697]  ? preempt_notifier_register+0x200/0x200
[  261.798854]  ? __switch_to_asm+0x34/0x70
[  261.802917]  ? __switch_to_asm+0x34/0x70
[  261.806979]  ? __switch_to_asm+0x40/0x70
[  261.811043]  ? __switch_to_asm+0x34/0x70
[  261.815104]  ? __switch_to_asm+0x40/0x70
[  261.819164]  ? __switch_to_asm+0x34/0x70
[  261.823225]  ? __switch_to_asm+0x40/0x70
[  261.827287]  ? __switch_to_asm+0x34/0x70
[  261.831347]  ? __switch_to_asm+0x34/0x70
[  261.835411]  ? __switch_to_asm+0x40/0x70
[  261.839482]  ? __switch_to_asm+0x34/0x70
[  261.843557]  bpf_clone_redirect+0xb9/0x490
[  261.847805]  ? __schedule+0x874/0x1ed0
[  261.851702]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  261.856783]  ? __sched_text_start+0x8/0x8
[  261.860938]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.865712]  ? find_held_lock+0x36/0x1c0
[  261.869809]  ? lock_acquire+0x1ed/0x520
[  261.873807]  ? bpf_test_run+0x32e/0x5a0
[  261.877793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.883336]  ? check_preemption_disabled+0x48/0x200
[  261.888391]  ? kasan_check_read+0x11/0x20
[  261.892561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.897839]  ? rcu_bh_qs+0xc0/0xc0
[  261.901383]  ? preempt_schedule+0x4d/0x60
[  261.905532]  ? ___preempt_schedule+0x16/0x18
[  261.909953]  ? bpf_test_run+0x1c0/0x5a0
[  261.913944]  ? netlink_diag_dump+0x2a0/0x2a0
[  261.918361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.923898]  ? bpf_test_init.isra.9+0x70/0x100
[  261.928496]  ? bpf_prog_test_run_skb+0x634/0xb40
[  261.933260]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.938102]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.943641]  ? fput+0x130/0x1a0
[  261.946928]  ? __bpf_prog_get+0x9b/0x290
[  261.950992]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.955833]  ? bpf_prog_test_run+0x130/0x1a0
[  261.960262]  ? __x64_sys_bpf+0x3d8/0x510
[  261.964325]  ? bpf_prog_get+0x20/0x20
[  261.968138]  ? ksys_ioctl+0x81/0xd0
[  261.971801]  ? do_syscall_64+0x1b9/0x820
[  261.975864]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  261.981247]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.986181]  ? trace_hardirqs_off+0x300/0x300
[  261.990682]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.995699]  ? recalc_sigpending_tsk+0x180/0x180
[  262.000462]  ? kasan_check_write+0x14/0x20
[  262.004716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.009570]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.014956] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  262.015054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.021898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.021919] Call Trace:
[  262.021926]  <IRQ>
[  262.021942]  dump_stack+0x1c4/0x2b4
[  262.021961]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.028584] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.037812]  warn_alloc.cold.118+0xb7/0x1bd
[  262.040369] syz-executor7 cpuset=
[  262.042513]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.046115] syz7
[  262.051303]  ? lock_downgrade+0x900/0x900
[  262.061766]  mems_allowed=0
[  262.066093]  ? trace_hardirqs_off+0xb8/0x300
[  262.087769]  ? trace_hardirqs_off+0xb8/0x300
[  262.092203]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.097082]  ? warn_alloc+0x120/0x120
[  262.100891]  ? warn_alloc+0x120/0x120
[  262.104695]  ? print_usage_bug+0xc0/0xc0
[  262.108761]  ? warn_alloc+0x120/0x120
[  262.112577]  ? print_usage_bug+0xc0/0xc0
[  262.116645]  ? __lock_acquire+0x7ec/0x4ec0
[  262.120885]  ? __lock_acquire+0x7ec/0x4ec0
[  262.125128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.130679]  ? should_fail+0x22d/0xd01
[  262.134576]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.139683]  ? __lock_acquire+0x7ec/0x4ec0
[  262.143925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.149027]  ? __lock_acquire+0x7ec/0x4ec0
[  262.153259]  ? should_fail+0x22d/0xd01
[  262.157159]  ? mark_held_locks+0x130/0x130
[  262.161403]  ? mark_held_locks+0x130/0x130
[  262.165640]  ? graph_lock+0x170/0x170
[  262.169439]  ? graph_lock+0x170/0x170
[  262.173248]  ? graph_lock+0x170/0x170
[  262.177048]  ? print_usage_bug+0xc0/0xc0
[  262.181113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.186652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.192193]  ? check_preemption_disabled+0x48/0x200
[  262.197209]  ? check_preemption_disabled+0x48/0x200
[  262.202241]  ? __lock_is_held+0xb5/0x140
[  262.206312]  __alloc_pages_nodemask+0xa80/0xde0
[  262.210983]  ? graph_lock+0x170/0x170
[  262.214801]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.219823]  ? graph_lock+0x170/0x170
[  262.223638]  ? find_held_lock+0x36/0x1c0
[  262.227712]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.232384]  ? lock_downgrade+0x900/0x900
[  262.236551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.242098]  cache_grow_begin+0x91/0x8c0
[  262.246163]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.250583]  fallback_alloc+0x203/0x2e0
[  262.254572]  ____cache_alloc_node+0x1c7/0x1e0
[  262.259076]  kmem_cache_alloc_node+0xe3/0x730
[  262.263579]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.267828]  __alloc_skb+0x119/0x770
[  262.271554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.276841]  ? skb_scrub_packet+0x490/0x490
[  262.281167]  ? lock_downgrade+0x900/0x900
[  262.285326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.290864]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.296320]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.301781]  ? addrconf_rs_timer+0x6f0/0x6f0
[  262.306208]  ndisc_alloc_skb+0x144/0x340
[  262.310276]  ndisc_send_rs+0x331/0x6e0
[  262.314174]  addrconf_rs_timer+0x3c0/0x6f0
[  262.318421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.322678]  call_timer_fn+0x272/0x920
[  262.326574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.330818]  ? process_timeout+0x40/0x40
[  262.334889]  ? find_held_lock+0x36/0x1c0
[  262.338962]  ? mark_held_locks+0xc7/0x130
[  262.343117]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.347628]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.352124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.356361]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  262.360951]  ? trace_hardirqs_on+0xbd/0x310
[  262.365276]  ? kasan_check_read+0x11/0x20
[  262.369429]  ? __run_timers+0x7da/0xc70
[  262.373404]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.378864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.383107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.387341]  __run_timers+0x7e5/0xc70
[  262.391156]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.396526]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.401557]  ? graph_lock+0x170/0x170
[  262.405368]  ? print_usage_bug+0xc0/0xc0
[  262.409431]  ? lock_release+0x970/0x970
[  262.413407]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.418608]  ? find_held_lock+0x36/0x1c0
[  262.422680]  ? graph_lock+0x170/0x170
[  262.426486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.432030]  ? check_preemption_disabled+0x48/0x200
[  262.437065]  ? __lock_is_held+0xb5/0x140
[  262.441136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.446675]  ? check_preemption_disabled+0x48/0x200
[  262.451715]  run_timer_softirq+0x52/0xb0
[  262.455801]  ? rcu_read_lock_sched_held+0x108/0x120
[  262.460825]  __do_softirq+0x30b/0xad8
[  262.464825]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  262.469935]  ? pvclock_read_flags+0x160/0x160
[  262.474444]  ? lapic_next_event+0x5a/0x90
[  262.478592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.484135]  ? check_preemption_disabled+0x48/0x200
[  262.489154]  ? check_preemption_disabled+0x48/0x200
[  262.494180]  ? kvm_clock_read+0x18/0x30
[  262.498157]  ? kvm_sched_clock_read+0x9/0x20
[  262.502570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.508129]  ? check_preemption_disabled+0x48/0x200
[  262.513174]  irq_exit+0x17f/0x1c0
[  262.516633]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.521478]  ? smp_reschedule_interrupt+0x109/0x650
[  262.526500]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.532393]  ? interrupt_entry+0xb5/0xf0
[  262.536460]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.541480]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.546514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.551362]  ? trace_hardirqs_off+0x300/0x300
[  262.555861]  ? trace_hardirqs_off+0x300/0x300
[  262.560369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.565911]  ? check_preemption_disabled+0x48/0x200
[  262.570928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.576475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.581334]  apic_timer_interrupt+0xf/0x20
[  262.585574]  </IRQ>
[  262.587819] RIP: 0010:console_unlock+0x1017/0x11a0
[  262.592782] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  262.611680] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  262.619419] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  262.626685] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  262.633971] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  262.641239] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  262.648508] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  262.655800]  ? netconsole_netdev_event+0x280/0x280
[  262.660791]  ? console_unlock+0x100e/0x11a0
[  262.665140]  ? devkmsg_read+0xbb0/0xbb0
[  262.669115]  ? vprintk_emit+0x7f7/0x930
[  262.673116]  ? lock_release+0x970/0x970
[  262.677094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.682551]  ? vprintk_default+0x28/0x30
[  262.686618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.692075]  ? kasan_check_write+0x14/0x20
[  262.696315]  ? do_raw_spin_lock+0xc1/0x200
[  262.700565]  vprintk_emit+0x33d/0x930
[  262.704422]  ? wake_up_klogd+0x180/0x180
[  262.708496]  ? lockdep_hardirqs_on+0x421/0x5c0
[  262.713079]  ? retint_kernel+0x2d/0x2d
[  262.716977]  ? find_held_lock+0x36/0x1c0
[  262.721062]  ? mark_held_locks+0xc7/0x130
[  262.725229]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.729734]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.734238]  vprintk_default+0x28/0x30
[  262.738124]  vprintk_func+0x7e/0x181
[  262.741844]  printk+0xa7/0xcf
[  262.744953]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  262.749711]  ? _raw_spin_unlock_irq+0x60/0x80
[  262.754219]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  262.759527]  dump_header+0x7cc/0xf72
[  262.763258]  ? pagefault_out_of_memory+0x197/0x197
[  262.768198]  ? mark_held_locks+0x130/0x130
[  262.772470]  ? __lock_acquire+0x7ec/0x4ec0
[  262.776731]  ? mem_cgroup_charge_statistics+0x780/0x780
[  262.782095]  ? print_usage_bug+0xc0/0xc0
[  262.786159]  ? print_usage_bug+0xc0/0xc0
[  262.790240]  ? graph_lock+0x170/0x170
[  262.794050]  ? graph_lock+0x170/0x170
[  262.797857]  ? print_usage_bug+0xc0/0xc0
[  262.801929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.807475]  ? find_held_lock+0x36/0x1c0
[  262.811550]  ? mark_held_locks+0xc7/0x130
[  262.815703]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.820807]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.825930]  ? lockdep_hardirqs_on+0x421/0x5c0
[  262.830514]  ? trace_hardirqs_on+0xbd/0x310
[  262.834848]  ? kasan_check_read+0x11/0x20
[  262.839000]  ? ___ratelimit+0x36f/0x655
[  262.842976]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.848428]  ? trace_hardirqs_on+0x310/0x310
[  262.852838]  ? lock_downgrade+0x900/0x900
[  262.856993]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.862099]  ? ___ratelimit+0xaa/0x655
[  262.865991]  ? idr_get_free+0xec0/0xec0
[  262.869973]  ? kasan_check_write+0x14/0x20
[  262.874211]  ? do_raw_spin_lock+0xc1/0x200
[  262.878465]  oom_kill_process.cold.27+0x10/0x903
[  262.883255]  ? graph_lock+0x170/0x170
[  262.887057]  ? _raw_spin_unlock+0x2c/0x50
[  262.891204]  ? oom_badness+0xe6/0xaa0
[  262.895012]  ? oom_evaluate_task+0x540/0x540
[  262.899457]  ? find_held_lock+0x36/0x1c0
[  262.903565]  ? out_of_memory+0x974/0x14c0
[  262.907715]  ? lock_downgrade+0x900/0x900
[  262.911866]  ? check_preemption_disabled+0x48/0x200
[  262.916892]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.922691]  ? kasan_check_read+0x11/0x20
[  262.926846]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.932130]  ? rcu_bh_qs+0xc0/0xc0
[  262.935693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.940707]  ? oom_evaluate_task+0x302/0x540
[  262.945125]  out_of_memory+0xa86/0x14c0
[  262.949114]  ? oom_killer_disable+0x3a0/0x3a0
[  262.953635]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  262.958575]  ? __mutex_add_waiter+0x2a0/0x2a0
[  262.963082]  __alloc_pages_slowpath+0x2318/0x2d80
[  262.967959]  ? warn_alloc+0x120/0x120
[  262.971783]  ? find_get_entry+0x2f2/0xc40
[  262.975947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.981487]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  262.986417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.991956]  ? should_fail+0x22d/0xd01
[  262.995855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.000990]  ? __lock_is_held+0xb5/0x140
[  263.005081]  ? __lock_is_held+0xb5/0x140
[  263.009156]  ? find_held_lock+0x36/0x1c0
[  263.013223]  ? ___might_sleep+0x1ed/0x300
[  263.017368]  ? lock_release+0x970/0x970
[  263.021347]  ? arch_local_save_flags+0x40/0x40
[  263.025948]  ? __might_sleep+0x95/0x190
[  263.029930]  __alloc_pages_nodemask+0xa80/0xde0
[  263.034611]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.039631]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.045433]  ? kasan_check_read+0x11/0x20
[  263.049583]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.054868]  ? graph_lock+0x170/0x170
[  263.058675]  ? print_usage_bug+0xc0/0xc0
[  263.062740]  ? graph_lock+0x170/0x170
[  263.066552]  ? graph_lock+0x170/0x170
[  263.070356]  ? __do_page_cache_readahead+0x7ce/0x980
[  263.075470]  ? find_held_lock+0x36/0x1c0
[  263.079543]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  263.085087]  alloc_pages_current+0x10c/0x210
[  263.089494]  ? lock_downgrade+0x900/0x900
[  263.093649]  __page_cache_alloc+0x38f/0x5b0
[  263.097971]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.103807]  ? kasan_check_read+0x11/0x20
[  263.107995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.113277]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  263.117964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.123522]  ? check_preemption_disabled+0x48/0x200
[  263.128559]  filemap_fault+0x1594/0x25f0
[  263.132635]  ? __lock_page_or_retry+0xa00/0xa00
[  263.137305]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.143104]  ? kasan_check_read+0x11/0x20
[  263.147253]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.152540]  ? rcu_bh_qs+0xc0/0xc0
[  263.156097]  ? filemap_map_pages+0xdea/0x1980
[  263.160605]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  263.165714]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  263.170987]  ? debug_object_free+0x325/0x690
[  263.175405]  ? find_get_pages_range_tag+0x1320/0x1320
[  263.180617]  ? graph_lock+0x170/0x170
[  263.184429]  ? kasan_check_read+0x11/0x20
[  263.188605]  ? debug_object_destroy+0x2b0/0x2b0
[  263.193284]  ? lock_acquire+0x1ed/0x520
[  263.197263]  ? ext4_filemap_fault+0x7a/0xad
[  263.201594]  ? lock_release+0x970/0x970
[  263.205586]  ? arch_local_save_flags+0x40/0x40
[  263.210174]  ? futex_wait_setup+0x3e0/0x3e0
[  263.214508]  ? down_read+0xb0/0x1d0
[  263.218141]  ? ext4_filemap_fault+0x7a/0xad
[  263.222466]  ? __down_interruptible+0x700/0x700
[  263.227155]  ext4_filemap_fault+0x82/0xad
[  263.231311]  __do_fault+0x100/0x6b0
[  263.234944]  ? print_bad_pte+0x6c0/0x6c0
[  263.239006]  ? do_futex+0x249/0x26d0
[  263.242722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.248265]  ? pmd_val+0x88/0x100
[  263.251724]  ? add_mm_counter_fast+0xd0/0xd0
[  263.256131]  ? pmd_val+0x88/0x100
[  263.259589]  ? add_mm_counter_fast+0xd0/0xd0
[  263.264007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.269570]  __handle_mm_fault+0x3709/0x53e0
[  263.273976]  ? perf_trace_lock+0x14d/0x7a0
[  263.278222]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  263.283067]  ? graph_lock+0x170/0x170
[  263.286873]  ? print_usage_bug+0xc0/0xc0
[  263.290936]  ? retint_kernel+0x2d/0x2d
[  263.294831]  ? graph_lock+0x170/0x170
[  263.298630]  ? graph_lock+0x170/0x170
[  263.302836]  ? handle_mm_fault+0x42a/0xc70
[  263.307076]  ? lock_downgrade+0x900/0x900
[  263.311229]  ? check_preemption_disabled+0x48/0x200
[  263.316261]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.322063]  ? kasan_check_read+0x11/0x20
[  263.326215]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.331495]  ? rcu_bh_qs+0xc0/0xc0
[  263.335049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.340517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.346057]  ? check_preemption_disabled+0x48/0x200
[  263.351088]  handle_mm_fault+0x54f/0xc70
[  263.355156]  ? __handle_mm_fault+0x53e0/0x53e0
[  263.359742]  ? find_vma+0x34/0x190
[  263.363301]  __do_page_fault+0x67d/0xed0
[  263.367375]  ? mm_fault_error+0x380/0x380
[  263.371524]  ? trace_hardirqs_off+0xb8/0x300
[  263.375937]  ? trace_hardirqs_on+0x310/0x310
[  263.380352]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.385713]  ? trace_hardirqs_on+0x310/0x310
[  263.390127]  do_page_fault+0xf2/0x7e0
[  263.393931]  ? vmalloc_sync_all+0x30/0x30
[  263.398084]  ? error_entry+0x70/0xd0
[  263.401807]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.406864]  ? trace_hardirqs_on_caller+0xc0/0x300
[  263.411800]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.416762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.421613]  ? trace_hardirqs_off+0x300/0x300
[  263.426106]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.431609]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.436628]  ? page_fault+0x8/0x30
[  263.440188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.445050]  ? page_fault+0x8/0x30
[  263.448595]  page_fault+0x1e/0x30
[  263.452047] RIP: 0033:0x40f9c0
[  263.455247] Code: Bad RIP value.
[  263.458613] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  263.463977] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  263.471248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  263.478528] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  263.485831] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  263.493099] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  263.500403] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  263.500409] warn_alloc_show_mem: 1 callbacks suppressed
[  263.500416] Mem-Info:
[  263.507709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.513095] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  263.513095]  active_file:18 inactive_file:16 isolated_file:0
[  263.513095]  unevictable:0 dirty:0 writeback:0 unstable:0
[  263.513095]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  263.513095]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  263.513095]  free:13723 free_pcp:140 free_cma:0
[  263.515465] Call Trace:
[  263.524900] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  263.557937]  <IRQ>
[  263.560510] Node 0 
[  263.588356]  dump_stack+0x1c4/0x2b4
[  263.590503] 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
[  263.592714]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.596316] lowmem_reserve[]:
[  263.622001]  warn_alloc.cold.118+0xb7/0x1bd
[  263.627150]  0 2817
[  263.630259]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.634572]  6321
[  263.636827]  ? lock_downgrade+0x900/0x900
[  263.641643]  6321
[  263.643712]  ? trace_hardirqs_off+0xb8/0x300
[  263.649916]  ? trace_hardirqs_off+0xb8/0x300
[  263.654299] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  263.658731]  __alloc_pages_slowpath+0x2667/0x2d80
[  263.658783]  ? warn_alloc+0x120/0x120
[  263.686051] lowmem_reserve[]:
[  263.690893]  ? trace_hardirqs_on+0x310/0x310
[  263.694671]  0
[  263.697770]  ? warn_alloc+0x120/0x120
[  263.702181]  0
[  263.703977]  ? print_usage_bug+0xc0/0xc0
[  263.707746]  3503 3503
[  263.709578]  ? warn_alloc+0x120/0x120
[  263.716113]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.719889] Node 0 
[  263.724895]  ? print_usage_bug+0xc0/0xc0
[  263.724926] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  263.724933] lowmem_reserve[]:
[  263.727164]  ? __lock_acquire+0x7ec/0x4ec0
[  263.731199]  0
[  263.759559]  ? __lock_acquire+0x7ec/0x4ec0
[  263.762641]  0
[  263.766875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.768654]  0
[  263.772884]  ? should_fail+0x22d/0xd01
[  263.774671]  0
[  263.780249]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.785912]  ? __lock_acquire+0x7ec/0x4ec0
[  263.787691] Node 0 
[  263.792799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.797007] DMA: 
[  263.799241]  ? __lock_acquire+0x7ec/0x4ec0
[  263.804323] 1*4kB 
[  263.806379]  ? should_fail+0x22d/0xd01
[  263.810597] (U) 
[  263.812744]  ? print_usage_bug+0xc0/0xc0
[  263.816608] 0*8kB 
[  263.818581]  ? mark_held_locks+0x130/0x130
[  263.822611] 0*16kB 
[  263.824757]  ? mark_held_locks+0x130/0x130
[  263.828970] 1*32kB 
[  263.831204]  ? graph_lock+0x170/0x170
[  263.835411] (U) 
[  263.837657]  ? print_usage_bug+0xc0/0xc0
[  263.841474] 2*64kB 
[  263.843446]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.847480] (U) 
[  263.849741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.854465] 1*128kB (U) 
[  263.856448]  ? check_preemption_disabled+0x48/0x200
[  263.861959] 1*256kB 
[  263.864638]  ? check_preemption_disabled+0x48/0x200
[  263.869629] (U) 
[  263.871955]  ? __lock_is_held+0xb5/0x140
[  263.876936] 0*512kB 1*1024kB 
[  263.878942]  __alloc_pages_nodemask+0xa80/0xde0
[  263.882973] (U) 
[  263.886098]  ? graph_lock+0x170/0x170
[  263.890745] 1*2048kB 
[  263.892717]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.896492] (M) 
[  263.898899]  ? graph_lock+0x170/0x170
[  263.903892] 3*4096kB 
[  263.905872]  ? find_held_lock+0x36/0x1c0
[  263.909640] (M) 
[  263.912058]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.916094] = 15908kB
[  263.918071]  ? lock_downgrade+0x900/0x900
[  263.922717] Node 0 
[  263.925124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.929235] DMA32: 3*4kB 
[  263.931480]  cache_grow_begin+0x91/0x8c0
[  263.936986] (UM) 
[  263.939741]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.943788] 0*8kB 
[  263.945850]  fallback_alloc+0x203/0x2e0
[  263.950224] 3*16kB (M) 
[  263.952381]  ____cache_alloc_node+0x1c7/0x1e0
[  263.956329] 2*32kB 
[  263.958915]  kmem_cache_alloc_node+0xe3/0x730
[  263.963379] (UM) 
[  263.965612]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.970075] 2*64kB (M) 
[  263.972182]  __alloc_skb+0x119/0x770
[  263.976386] 3*128kB 
[  263.978974]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.982659] (M) 
[  263.984977]  ? skb_scrub_packet+0x490/0x490
[  263.990226] 2*256kB 
[  263.992197]  ? lock_downgrade+0x900/0x900
[  263.996517] (M) 
[  263.998846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.002961] 3*512kB 
[  264.004937]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.010448] (M) 
[  264.012766]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.018198] 4*1024kB 
[  264.020176]  ? addrconf_rs_timer+0x6f0/0x6f0
[  264.025596] (UM) 3*2048kB 
[  264.028018]  ndisc_alloc_skb+0x144/0x340
[  264.032389] (UM) 
[  264.035233]  ndisc_send_rs+0x331/0x6e0
[  264.039267] 3*4096kB 
[  264.041329]  addrconf_rs_timer+0x3c0/0x6f0
[  264.045190] (M) 
[  264.047599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.051832] = 25212kB
[  264.051840] Node 0 
[  264.053824]  call_timer_fn+0x272/0x920
[  264.058036] Normal: 1019*4kB 
[  264.060484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.062714] (MEH) 
[  264.066600]  ? process_timeout+0x40/0x40
[  264.069684] 374*8kB 
[  264.073916]  ? find_held_lock+0x36/0x1c0
[  264.076045] (UMEH) 
[  264.080104]  ? __run_timers+0x7da/0xc70
[  264.082405] 169*16kB 
[  264.086461]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.088671] (UMEH) 
[  264.092635]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.095024] 71*32kB 
[  264.099516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.101752] (UMH) 
[  264.106261]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  264.108565] 17*64kB 
[  264.112810]  ? trace_hardirqs_on+0xbd/0x310
[  264.114937] (UMH) 
[  264.119517]  ? kasan_check_read+0x11/0x20
[  264.121818] 3*128kB 
[  264.126132]  ? __run_timers+0x7da/0xc70
[  264.128255] (H) 
[  264.132398]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.134710] 1*256kB 
[  264.138675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.140624] (H) 
[  264.146070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.148363] 0*512kB 0*1024kB 
[  264.152633]  __run_timers+0x7e5/0xc70
[  264.154589] 0*2048kB 
[  264.158831]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.161906] 0*4096kB 
[  264.165730]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.168115] = 13772kB
[  264.168129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  264.173481]  ? graph_lock+0x170/0x170
[  264.175877] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  264.180921]  ? enqueue_hrtimer+0x1a5/0x560
[  264.183328] 4154 total pagecache pages
[  264.192157]  ? lock_release+0x970/0x970
[  264.195945] 0 pages in swap cache
[  264.204550]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.208759] Swap cache stats: add 0, delete 0, find 0/0
[  264.212651]  ? find_held_lock+0x36/0x1c0
[  264.216600] Free swap  = 0kB
[  264.220055]  ? graph_lock+0x170/0x170
[  264.225214] Total swap = 0kB
[  264.230572]  ? pvclock_read_flags+0x160/0x160
[  264.234605] 1965979 pages RAM
[  264.237619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.241385] 0 pages HighMem/MovableOnly
[  264.241394] 342744 pages reserved
[  264.244414]  ? check_preemption_disabled+0x48/0x200
[  264.248878] 0 pages cma reserved
[  264.248990] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.251993]  ? __lock_is_held+0xb5/0x140
[  264.257607] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.261476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.264903] syz-fuzzer cpuset=
[  264.269917]  ? check_preemption_disabled+0x48/0x200
[  264.273254] /
[  264.279745]  run_timer_softirq+0x52/0xb0
[  264.283790]  mems_allowed=0
[  264.294007]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.321621]  __do_softirq+0x30b/0xad8
[  264.325439]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.330560]  ? pvclock_read_flags+0x160/0x160
[  264.335058]  ? lapic_next_event+0x5a/0x90
[  264.339211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.344754]  ? check_preemption_disabled+0x48/0x200
[  264.349789]  ? check_preemption_disabled+0x48/0x200
[  264.354824]  ? kvm_clock_read+0x18/0x30
[  264.358802]  ? kvm_sched_clock_read+0x9/0x20
[  264.363226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.368815]  ? check_preemption_disabled+0x48/0x200
[  264.373846]  irq_exit+0x17f/0x1c0
[  264.377304]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.382153]  ? smp_reschedule_interrupt+0x109/0x650
[  264.387172]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.393103]  ? interrupt_entry+0xb5/0xf0
[  264.397170]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.402188]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.407225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.412073]  ? trace_hardirqs_off+0x300/0x300
[  264.416568]  ? trace_hardirqs_off+0x300/0x300
[  264.421070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.426609]  ? check_preemption_disabled+0x48/0x200
[  264.431624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.437169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.442030]  apic_timer_interrupt+0xf/0x20
[  264.446267]  </IRQ>
[  264.448508] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  264.453442] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  264.472345] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  264.480063] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  264.487332] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  264.494602] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  264.501873] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  264.509141] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  264.516462]  skb_clone+0x1bb/0x500
[  264.520007]  ? finish_task_switch+0x2f5/0x900
[  264.524515]  ? skb_split+0x11e0/0x11e0
[  264.528407]  ? preempt_notifier_register+0x200/0x200
[  264.533512]  ? __switch_to_asm+0x34/0x70
[  264.537578]  ? __switch_to_asm+0x34/0x70
[  264.541638]  ? __switch_to_asm+0x40/0x70
[  264.545709]  ? __switch_to_asm+0x34/0x70
[  264.549771]  ? __switch_to_asm+0x40/0x70
[  264.553840]  ? __switch_to_asm+0x34/0x70
[  264.557899]  ? __switch_to_asm+0x40/0x70
[  264.561961]  ? __switch_to_asm+0x34/0x70
[  264.566030]  ? __switch_to_asm+0x34/0x70
[  264.570097]  ? __switch_to_asm+0x40/0x70
[  264.574157]  ? __switch_to_asm+0x34/0x70
[  264.578231]  bpf_clone_redirect+0xb9/0x490
[  264.582475]  ? __schedule+0x874/0x1ed0
[  264.586372]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  264.591392]  ? __sched_text_start+0x8/0x8
[  264.595542]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.600317]  ? find_held_lock+0x36/0x1c0
[  264.604389]  ? lock_acquire+0x1ed/0x520
[  264.608364]  ? bpf_test_run+0x32e/0x5a0
[  264.612344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.617895]  ? check_preemption_disabled+0x48/0x200
[  264.622923]  ? kasan_check_read+0x11/0x20
[  264.627078]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.632360]  ? rcu_bh_qs+0xc0/0xc0
[  264.635906]  ? preempt_schedule+0x4d/0x60
[  264.640063]  ? ___preempt_schedule+0x16/0x18
[  264.644487]  ? bpf_test_run+0x1c0/0x5a0
[  264.648477]  ? netlink_diag_dump+0x2a0/0x2a0
[  264.652898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.658439]  ? bpf_test_init.isra.9+0x70/0x100
[  264.663030]  ? bpf_prog_test_run_skb+0x634/0xb40
[  264.667811]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.672654]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.678189]  ? fput+0x130/0x1a0
[  264.681476]  ? __bpf_prog_get+0x9b/0x290
[  264.685541]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.690388]  ? bpf_prog_test_run+0x130/0x1a0
[  264.694809]  ? __x64_sys_bpf+0x3d8/0x510
[  264.698873]  ? bpf_prog_get+0x20/0x20
[  264.702686]  ? ksys_ioctl+0x81/0xd0
[  264.706327]  ? do_syscall_64+0x1b9/0x820
[  264.710393]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  264.715759]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.720701]  ? trace_hardirqs_off+0x300/0x300
[  264.725199]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.730216]  ? recalc_sigpending_tsk+0x180/0x180
[  264.734985]  ? kasan_check_write+0x14/0x20
[  264.739229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.744085]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.749476] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  264.749574] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.756406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.756415] Call Trace:
[  264.762991] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.772236]  <IRQ>
[  264.774811] syz-executor7 cpuset=
[  264.785287]  dump_stack+0x1c4/0x2b4
[  264.787410] syz7
[  264.790857]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.794464]  mems_allowed=0
[  264.796448]  warn_alloc.cold.118+0xb7/0x1bd
[  264.808841]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.813689]  ? lock_downgrade+0x900/0x900
[  264.817848]  ? trace_hardirqs_off+0xb8/0x300
[  264.822264]  ? trace_hardirqs_off+0xb8/0x300
[  264.826683]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.831563]  ? warn_alloc+0x120/0x120
[  264.835383]  ? trace_hardirqs_on+0x310/0x310
[  264.839802]  ? warn_alloc+0x120/0x120
[  264.843614]  ? print_usage_bug+0xc0/0xc0
[  264.847677]  ? warn_alloc+0x120/0x120
[  264.851480]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.856504]  ? print_usage_bug+0xc0/0xc0
[  264.860576]  ? __lock_acquire+0x7ec/0x4ec0
[  264.864867]  ? __lock_acquire+0x7ec/0x4ec0
[  264.869117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.874657]  ? should_fail+0x22d/0xd01
[  264.878571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.883699]  ? __lock_acquire+0x7ec/0x4ec0
[  264.887939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.893041]  ? __lock_acquire+0x7ec/0x4ec0
[  264.897283]  ? should_fail+0x22d/0xd01
[  264.901168]  ? print_usage_bug+0xc0/0xc0
[  264.905239]  ? mark_held_locks+0x130/0x130
[  264.909478]  ? mark_held_locks+0x130/0x130
[  264.913754]  ? graph_lock+0x170/0x170
[  264.917579]  ? print_usage_bug+0xc0/0xc0
[  264.921643]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.926404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.931954]  ? check_preemption_disabled+0x48/0x200
[  264.936978]  ? check_preemption_disabled+0x48/0x200
[  264.942012]  ? __lock_is_held+0xb5/0x140
[  264.946087]  __alloc_pages_nodemask+0xa80/0xde0
[  264.950763]  ? graph_lock+0x170/0x170
[  264.954606]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.959624]  ? graph_lock+0x170/0x170
[  264.963439]  ? find_held_lock+0x36/0x1c0
[  264.967513]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.972190]  ? lock_downgrade+0x900/0x900
[  264.976349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.981894]  cache_grow_begin+0x91/0x8c0
[  264.985962]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.990406]  fallback_alloc+0x203/0x2e0
[  264.994397]  ____cache_alloc_node+0x1c7/0x1e0
[  264.998912]  kmem_cache_alloc_node+0xe3/0x730
[  265.003417]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.007666]  __alloc_skb+0x119/0x770
[  265.011384]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.016669]  ? skb_scrub_packet+0x490/0x490
[  265.020993]  ? lock_downgrade+0x900/0x900
[  265.025152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.030694]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.036150]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.041620]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.046048]  ndisc_alloc_skb+0x144/0x340
[  265.050118]  ndisc_send_rs+0x331/0x6e0
[  265.054015]  addrconf_rs_timer+0x3c0/0x6f0
[  265.058262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.062516]  call_timer_fn+0x272/0x920
[  265.066435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.070678]  ? process_timeout+0x40/0x40
[  265.074745]  ? find_held_lock+0x36/0x1c0
[  265.078826]  ? mark_held_locks+0xc7/0x130
[  265.082981]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.087478]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.091976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.096211]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.100803]  ? trace_hardirqs_on+0xbd/0x310
[  265.105131]  ? kasan_check_read+0x11/0x20
[  265.109283]  ? __run_timers+0x7da/0xc70
[  265.113261]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.118720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.122965]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.127203]  __run_timers+0x7e5/0xc70
[  265.131021]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.136395]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.141413]  ? graph_lock+0x170/0x170
[  265.145219]  ? print_usage_bug+0xc0/0xc0
[  265.149284]  ? lock_release+0x970/0x970
[  265.153263]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.158482]  ? find_held_lock+0x36/0x1c0
[  265.162555]  ? graph_lock+0x170/0x170
[  265.166368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.171909]  ? check_preemption_disabled+0x48/0x200
[  265.176939]  ? __lock_is_held+0xb5/0x140
[  265.181001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.186547]  ? check_preemption_disabled+0x48/0x200
[  265.191581]  run_timer_softirq+0x52/0xb0
[  265.195648]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.200674]  __do_softirq+0x30b/0xad8
[  265.204488]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.209599]  ? pvclock_read_flags+0x160/0x160
[  265.214095]  ? lapic_next_event+0x5a/0x90
[  265.218249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.223801]  ? check_preemption_disabled+0x48/0x200
[  265.228825]  ? check_preemption_disabled+0x48/0x200
[  265.233861]  ? kvm_clock_read+0x18/0x30
[  265.237838]  ? kvm_sched_clock_read+0x9/0x20
[  265.242253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.247803]  ? check_preemption_disabled+0x48/0x200
[  265.252839]  irq_exit+0x17f/0x1c0
[  265.256299]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.261147]  ? smp_reschedule_interrupt+0x109/0x650
[  265.266173]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.272066]  ? interrupt_entry+0xb5/0xf0
[  265.276137]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.281160]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.286185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.291036]  ? trace_hardirqs_off+0x300/0x300
[  265.295544]  ? trace_hardirqs_off+0x300/0x300
[  265.300279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.305824]  ? check_preemption_disabled+0x48/0x200
[  265.310841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.316390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.321247]  apic_timer_interrupt+0xf/0x20
[  265.325482]  </IRQ>
[  265.327727] RIP: 0010:console_unlock+0x1017/0x11a0
[  265.332666] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  265.351583] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  265.359313] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  265.366587] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  265.373861] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  265.381132] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  265.388403] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  265.395698]  ? netconsole_netdev_event+0x280/0x280
[  265.400654]  ? console_unlock+0x100e/0x11a0
[  265.405005]  ? devkmsg_read+0xbb0/0xbb0
[  265.408986]  ? vprintk_emit+0x7f7/0x930
[  265.412968]  ? lock_release+0x970/0x970
[  265.416953]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.422410]  ? vprintk_default+0x28/0x30
[  265.426477]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.432136]  ? kasan_check_write+0x14/0x20
[  265.436408]  ? do_raw_spin_lock+0xc1/0x200
[  265.440669]  vprintk_emit+0x33d/0x930
[  265.444484]  ? wake_up_klogd+0x180/0x180
[  265.448550]  ? lockdep_hardirqs_on+0x421/0x5c0
[  265.453151]  ? retint_kernel+0x2d/0x2d
[  265.457046]  ? find_held_lock+0x36/0x1c0
[  265.461116]  ? mark_held_locks+0xc7/0x130
[  265.465270]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.469764]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.474273]  vprintk_default+0x28/0x30
[  265.478166]  vprintk_func+0x7e/0x181
[  265.481884]  printk+0xa7/0xcf
[  265.484995]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  265.489755]  ? _raw_spin_unlock_irq+0x60/0x80
[  265.494281]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  265.499573]  dump_header+0x7cc/0xf72
[  265.503301]  ? pagefault_out_of_memory+0x197/0x197
[  265.508236]  ? mark_held_locks+0x130/0x130
[  265.512471]  ? __lock_acquire+0x7ec/0x4ec0
[  265.516707]  ? mem_cgroup_charge_statistics+0x780/0x780
[  265.522087]  ? print_usage_bug+0xc0/0xc0
[  265.526154]  ? print_usage_bug+0xc0/0xc0
[  265.530226]  ? graph_lock+0x170/0x170
[  265.534024]  ? graph_lock+0x170/0x170
[  265.537859]  ? print_usage_bug+0xc0/0xc0
[  265.541934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.547478]  ? find_held_lock+0x36/0x1c0
[  265.551554]  ? mark_held_locks+0xc7/0x130
[  265.555714]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.560821]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.565925]  ? lockdep_hardirqs_on+0x421/0x5c0
[  265.570514]  ? trace_hardirqs_on+0xbd/0x310
[  265.574842]  ? kasan_check_read+0x11/0x20
[  265.578996]  ? ___ratelimit+0x36f/0x655
[  265.582974]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.588441]  ? trace_hardirqs_on+0x310/0x310
[  265.592952]  ? lock_downgrade+0x900/0x900
[  265.597108]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.602213]  ? ___ratelimit+0xaa/0x655
[  265.606101]  ? idr_get_free+0xec0/0xec0
[  265.610093]  ? kasan_check_write+0x14/0x20
[  265.614328]  ? do_raw_spin_lock+0xc1/0x200
[  265.618577]  oom_kill_process.cold.27+0x10/0x903
[  265.623340]  ? graph_lock+0x170/0x170
[  265.627142]  ? _raw_spin_unlock+0x2c/0x50
[  265.631290]  ? oom_badness+0xe6/0xaa0
[  265.635099]  ? oom_evaluate_task+0x540/0x540
[  265.639514]  ? find_held_lock+0x36/0x1c0
[  265.643595]  ? out_of_memory+0x974/0x14c0
[  265.647759]  ? lock_downgrade+0x900/0x900
[  265.651919]  ? check_preemption_disabled+0x48/0x200
[  265.656946]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.662749]  ? kasan_check_read+0x11/0x20
[  265.666909]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.672189]  ? rcu_bh_qs+0xc0/0xc0
[  265.675738]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.680755]  ? oom_evaluate_task+0x302/0x540
[  265.685179]  out_of_memory+0xa86/0x14c0
[  265.689169]  ? oom_killer_disable+0x3a0/0x3a0
[  265.693663]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  265.698610]  ? __mutex_add_waiter+0x2a0/0x2a0
[  265.703118]  __alloc_pages_slowpath+0x2318/0x2d80
[  265.707994]  ? warn_alloc+0x120/0x120
[  265.711818]  ? find_get_entry+0x2f2/0xc40
[  265.715982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.721525]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  265.726459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.732001]  ? should_fail+0x22d/0xd01
[  265.735897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.741002]  ? __lock_is_held+0xb5/0x140
[  265.745122]  ? __lock_is_held+0xb5/0x140
[  265.749221]  ? find_held_lock+0x36/0x1c0
[  265.753349]  ? ___might_sleep+0x1ed/0x300
[  265.757494]  ? lock_release+0x970/0x970
[  265.761470]  ? arch_local_save_flags+0x40/0x40
[  265.766070]  ? __might_sleep+0x95/0x190
[  265.770057]  __alloc_pages_nodemask+0xa80/0xde0
[  265.774736]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.779759]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.785572]  ? kasan_check_read+0x11/0x20
[  265.789719]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.795012]  ? graph_lock+0x170/0x170
[  265.798820]  ? print_usage_bug+0xc0/0xc0
[  265.802885]  ? graph_lock+0x170/0x170
[  265.806688]  ? graph_lock+0x170/0x170
[  265.810490]  ? __do_page_cache_readahead+0x7ce/0x980
[  265.815599]  ? find_held_lock+0x36/0x1c0
[  265.819669]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  265.825212]  alloc_pages_current+0x10c/0x210
[  265.829620]  ? lock_downgrade+0x900/0x900
[  265.833835]  __page_cache_alloc+0x38f/0x5b0
[  265.838176]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.843989]  ? kasan_check_read+0x11/0x20
[  265.848165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.853463]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  265.858140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.863686]  ? check_preemption_disabled+0x48/0x200
[  265.868712]  filemap_fault+0x1594/0x25f0
[  265.872811]  ? __lock_page_or_retry+0xa00/0xa00
[  265.877482]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.883280]  ? kasan_check_read+0x11/0x20
[  265.887430]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.892709]  ? rcu_bh_qs+0xc0/0xc0
[  265.896265]  ? filemap_map_pages+0xdea/0x1980
[  265.900770]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.905894]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  265.911170]  ? debug_object_free+0x325/0x690
[  265.915586]  ? find_get_pages_range_tag+0x1320/0x1320
[  265.920806]  ? graph_lock+0x170/0x170
[  265.924625]  ? kasan_check_read+0x11/0x20
[  265.928803]  ? debug_object_destroy+0x2b0/0x2b0
[  265.933490]  ? lock_acquire+0x1ed/0x520
[  265.937466]  ? ext4_filemap_fault+0x7a/0xad
[  265.941806]  ? lock_release+0x970/0x970
[  265.945810]  ? arch_local_save_flags+0x40/0x40
[  265.950400]  ? futex_wait_setup+0x3e0/0x3e0
[  265.954738]  ? down_read+0xb0/0x1d0
[  265.958366]  ? ext4_filemap_fault+0x7a/0xad
[  265.962687]  ? __down_interruptible+0x700/0x700
[  265.967390]  ext4_filemap_fault+0x82/0xad
[  265.971565]  __do_fault+0x100/0x6b0
[  265.975212]  ? print_bad_pte+0x6c0/0x6c0
[  265.979275]  ? do_futex+0x249/0x26d0
[  265.982991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.988565]  ? pmd_val+0x88/0x100
[  265.992024]  ? add_mm_counter_fast+0xd0/0xd0
[  265.996434]  ? pmd_val+0x88/0x100
[  265.999894]  ? add_mm_counter_fast+0xd0/0xd0
[  266.004313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.009862]  __handle_mm_fault+0x3709/0x53e0
[  266.014271]  ? perf_trace_lock+0x14d/0x7a0
[  266.018519]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  266.023398]  ? graph_lock+0x170/0x170
[  266.027205]  ? print_usage_bug+0xc0/0xc0
[  266.031264]  ? retint_kernel+0x2d/0x2d
[  266.035155]  ? graph_lock+0x170/0x170
[  266.038956]  ? graph_lock+0x170/0x170
[  266.042810]  ? handle_mm_fault+0x42a/0xc70
[  266.047074]  ? lock_downgrade+0x900/0x900
[  266.051242]  ? check_preemption_disabled+0x48/0x200
[  266.056271]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.062071]  ? kasan_check_read+0x11/0x20
[  266.066223]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.071593]  ? rcu_bh_qs+0xc0/0xc0
[  266.075136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.080592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.086131]  ? check_preemption_disabled+0x48/0x200
[  266.091158]  handle_mm_fault+0x54f/0xc70
[  266.095224]  ? __handle_mm_fault+0x53e0/0x53e0
[  266.099814]  ? find_vma+0x34/0x190
[  266.103366]  __do_page_fault+0x67d/0xed0
[  266.107438]  ? mm_fault_error+0x380/0x380
[  266.111587]  ? trace_hardirqs_off+0xb8/0x300
[  266.116001]  ? trace_hardirqs_on+0x310/0x310
[  266.120412]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.125814]  ? trace_hardirqs_on+0x310/0x310
[  266.130231]  do_page_fault+0xf2/0x7e0
[  266.134035]  ? vmalloc_sync_all+0x30/0x30
[  266.138183]  ? error_entry+0x70/0xd0
[  266.141902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.146920]  ? trace_hardirqs_on_caller+0xc0/0x300
[  266.151855]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.156795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.161642]  ? trace_hardirqs_off+0x300/0x300
[  266.166148]  ? trace_hardirqs_off_caller+0x300/0x300
[  266.171258]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.176275]  ? page_fault+0x8/0x30
[  266.179824]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.184698]  ? page_fault+0x8/0x30
[  266.188240]  page_fault+0x1e/0x30
[  266.191724] RIP: 0033:0x40f9c0
[  266.194924] Code: Bad RIP value.
[  266.198770] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  266.204146] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  266.211415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  266.218701] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  266.225967] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  266.233235] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  266.240534] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  266.240546] warn_alloc_show_mem: 1 callbacks suppressed
[  266.240553] Mem-Info:
[  266.247935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.253306] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  266.253306]  active_file:18 inactive_file:16 isolated_file:0
[  266.253306]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.253306]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  266.253306]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  266.253306]  free:13723 free_pcp:140 free_cma:0
[  266.255693] Call Trace:
[  266.265090] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.298123]  <IRQ>
[  266.300715] Node 0 
[  266.328607]  dump_stack+0x1c4/0x2b4
[  266.330754] 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
[  266.332960]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.336562] lowmem_reserve[]:
[  266.362073]  warn_alloc.cold.118+0xb7/0x1bd
[  266.367230]  0
[  266.370333]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.374631]  2817
[  266.376519]  ? lock_downgrade+0x900/0x900
[  266.381333]  6321
[  266.383399]  ? trace_hardirqs_off+0xb8/0x300
[  266.387510]  6321
[  266.389581]  ? trace_hardirqs_off+0xb8/0x300
[  266.393971] Node 0 
[  266.396046]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.400443] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  266.402693]  ? warn_alloc+0x120/0x120
[  266.407928] lowmem_reserve[]: 0
[  266.434680]  ? trace_hardirqs_on+0x310/0x310
[  266.438455]  0 3503
[  266.441740]  ? warn_alloc+0x120/0x120
[  266.446151]  3503
[  266.448393]  ? print_usage_bug+0xc0/0xc0
[  266.452168] Node 0 
[  266.454226]  ? warn_alloc+0x120/0x120
[  266.458291] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  266.460519]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.464296] lowmem_reserve[]:
[  266.492663]  ? print_usage_bug+0xc0/0xc0
[  266.497657]  0
[  266.500764]  ? __lock_acquire+0x7ec/0x4ec0
[  266.504801]  0
[  266.506601]  ? __lock_acquire+0x7ec/0x4ec0
[  266.510805]  0 0
[  266.512618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.516827] Node 0 
[  266.518808]  ? should_fail+0x22d/0xd01
[  266.524321] DMA: 
[  266.526566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.530432] 1*4kB 
[  266.532503]  ? __lock_acquire+0x7ec/0x4ec0
[  266.537575] (U) 
[  266.539733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.543930] 0*8kB 0*16kB 
[  266.545924]  ? __lock_acquire+0x7ec/0x4ec0
[  266.550997] 1*32kB (U) 
[  266.553769]  ? should_fail+0x22d/0xd01
[  266.557989] 2*64kB 
[  266.560576]  ? print_usage_bug+0xc0/0xc0
[  266.564435] (U) 
[  266.566681]  ? mark_held_locks+0x130/0x130
[  266.570703] 1*128kB 
[  266.572683]  ? mark_held_locks+0x130/0x130
[  266.576886] (U) 1*256kB 
[  266.579224]  ? graph_lock+0x170/0x170
[  266.583431] (U) 
[  266.586098]  ? print_usage_bug+0xc0/0xc0
[  266.589878] 0*512kB 
[  266.591846]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.591865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.595901] 1*1024kB 
[  266.598225]  ? check_preemption_disabled+0x48/0x200
[  266.602953] (U) 
[  266.608502]  ? check_preemption_disabled+0x48/0x200
[  266.610887] 1*2048kB (M) 
[  266.615919]  ? __lock_is_held+0xb5/0x140
[  266.617862] 3*4096kB (M) 
[  266.622891]  __alloc_pages_nodemask+0xa80/0xde0
[  266.625617] = 15908kB
[  266.625625] Node 0 
[  266.629680]  ? graph_lock+0x170/0x170
[  266.632415] DMA32: 
[  266.637081]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.639467] 3*4kB 
[  266.641697]  ? graph_lock+0x170/0x170
[  266.645472] (UM) 
[  266.647725]  ? find_held_lock+0x36/0x1c0
[  266.652708] 0*8kB 3*16kB 
[  266.654874]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.658641] (M) 
[  266.660698]  ? lock_downgrade+0x900/0x900
[  266.664735] 2*32kB 
[  266.667493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.672137] (UM) 
[  266.674122]  cache_grow_begin+0x91/0x8c0
[  266.678246] 2*64kB 
[  266.680477]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.685987] (M) 
[  266.688073]  fallback_alloc+0x203/0x2e0
[  266.692099] 3*128kB (M) 
[  266.694361]  ____cache_alloc_node+0x1c7/0x1e0
[  266.698742] 2*256kB 
[  266.700714]  kmem_cache_alloc_node+0xe3/0x730
[  266.704654] (M) 3*512kB 
[  266.707335]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.711802] (M) 
[  266.714131]  __alloc_skb+0x119/0x770
[  266.718596] 4*1024kB 
[  266.721272]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.725474] (UM) 
[  266.727446]  ? skb_scrub_packet+0x490/0x490
[  266.731129] 3*2048kB (UM) 
[  266.733542]  ? lock_downgrade+0x900/0x900
[  266.738804] 3*4096kB (M) 
[  266.740876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.745165] = 25212kB
[  266.745174] Node 0 
[  266.748017]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.752140] Normal: 
[  266.754896]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.760411] 1019*4kB 
[  266.762835]  ? addrconf_rs_timer+0x6f0/0x6f0
[  266.765041] (MEH) 374*8kB 
[  266.770507]  ndisc_alloc_skb+0x144/0x340
[  266.772802] (UMEH) 
[  266.778248]  ndisc_send_rs+0x331/0x6e0
[  266.780635] 169*16kB 
[  266.785046]  addrconf_rs_timer+0x3c0/0x6f0
[  266.787861] (UMEH) 
[  266.791919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.794133] 71*32kB 
[  266.798023]  call_timer_fn+0x272/0x920
[  266.800399] (UMH) 
[  266.804630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.806847] 17*64kB 
[  266.811081]  ? process_timeout+0x40/0x40
[  266.813374] (UMH) 3*128kB 
[  266.817276]  ? find_held_lock+0x36/0x1c0
[  266.819400] (H) 
[  266.823635]  ? __run_timers+0x7da/0xc70
[  266.825932] 1*256kB 
[  266.829991]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.832812] (H) 
[  266.836871]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.838822] 0*512kB 
[  266.842796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.845121] 0*1024kB 
[  266.849611]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  266.851567] 0*2048kB 
[  266.856074]  ? trace_hardirqs_on+0xbd/0x310
[  266.858372] 0*4096kB 
[  266.862602]  ? kasan_check_read+0x11/0x20
[  266.864980] = 13772kB
[  266.864995] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.869565]  ? __run_timers+0x7da/0xc70
[  266.871997] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.876332]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.878717] 4154 total pagecache pages
[  266.882859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.885251] 0 pages in swap cache
[  266.894074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.898027] Swap cache stats: add 0, delete 0, find 0/0
[  266.906598]  __run_timers+0x7e5/0xc70
[  266.912021] Free swap  = 0kB
[  266.915916]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  266.920116] Total swap = 0kB
[  266.923563]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.927773] 1965979 pages RAM
[  266.933139]  ? graph_lock+0x170/0x170
[  266.936928] 0 pages HighMem/MovableOnly
[  266.936951] 342744 pages reserved
[  266.939963]  ? enqueue_hrtimer+0x1a5/0x560
[  266.945300] 0 pages cma reserved
[  266.945398] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.948313]  ? lock_release+0x970/0x970
[  266.948329]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.948350]  ? find_held_lock+0x36/0x1c0
[  266.953411] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.956447]  ? graph_lock+0x170/0x170
[  266.960226] syz-fuzzer cpuset=
[  266.964193]  ? pvclock_read_flags+0x160/0x160
[  266.967651] /
[  266.971897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.975261]  mems_allowed=0
[  266.981748]  ? check_preemption_disabled+0x48/0x200
[  267.031760]  ? __lock_is_held+0xb5/0x140
[  267.035835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.041396]  ? check_preemption_disabled+0x48/0x200
[  267.046423]  run_timer_softirq+0x52/0xb0
[  267.050486]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.055509]  __do_softirq+0x30b/0xad8
[  267.059324]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.064435]  ? pvclock_read_flags+0x160/0x160
[  267.068933]  ? lapic_next_event+0x5a/0x90
[  267.073087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.078629]  ? check_preemption_disabled+0x48/0x200
[  267.083650]  ? check_preemption_disabled+0x48/0x200
[  267.088677]  ? kvm_clock_read+0x18/0x30
[  267.092666]  ? kvm_sched_clock_read+0x9/0x20
[  267.097092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.102632]  ? check_preemption_disabled+0x48/0x200
[  267.107662]  irq_exit+0x17f/0x1c0
[  267.111118]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.115964]  ? smp_reschedule_interrupt+0x109/0x650
[  267.120983]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.126874]  ? interrupt_entry+0xb5/0xf0
[  267.130939]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.135959]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.140980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.145827]  ? trace_hardirqs_off+0x300/0x300
[  267.150322]  ? trace_hardirqs_off+0x300/0x300
[  267.154822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.160365]  ? check_preemption_disabled+0x48/0x200
[  267.165382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.170929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.175791]  apic_timer_interrupt+0xf/0x20
[  267.180025]  </IRQ>
[  267.182272] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  267.187204] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  267.206107] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  267.213818] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.221087] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  267.228355] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  267.235625] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  267.242895] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  267.250212]  skb_clone+0x1bb/0x500
[  267.253755]  ? finish_task_switch+0x2f5/0x900
[  267.258266]  ? skb_split+0x11e0/0x11e0
[  267.262157]  ? preempt_notifier_register+0x200/0x200
[  267.267281]  ? __switch_to_asm+0x34/0x70
[  267.271348]  ? __switch_to_asm+0x34/0x70
[  267.275410]  ? __switch_to_asm+0x40/0x70
[  267.279494]  ? __switch_to_asm+0x34/0x70
[  267.283553]  ? __switch_to_asm+0x40/0x70
[  267.287614]  ? __switch_to_asm+0x34/0x70
[  267.291673]  ? __switch_to_asm+0x40/0x70
[  267.295737]  ? __switch_to_asm+0x34/0x70
[  267.300290]  ? __switch_to_asm+0x34/0x70
[  267.304358]  ? __switch_to_asm+0x40/0x70
[  267.308416]  ? __switch_to_asm+0x34/0x70
[  267.312491]  bpf_clone_redirect+0xb9/0x490
[  267.316732]  ? __schedule+0x874/0x1ed0
[  267.320630]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  267.325651]  ? __sched_text_start+0x8/0x8
[  267.329811]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.334583]  ? find_held_lock+0x36/0x1c0
[  267.338669]  ? lock_acquire+0x1ed/0x520
[  267.342647]  ? bpf_test_run+0x32e/0x5a0
[  267.346626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.352256]  ? check_preemption_disabled+0x48/0x200
[  267.357283]  ? kasan_check_read+0x11/0x20
[  267.361436]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.366761]  ? rcu_bh_qs+0xc0/0xc0
[  267.370333]  ? preempt_schedule+0x4d/0x60
[  267.374485]  ? ___preempt_schedule+0x16/0x18
[  267.378902]  ? bpf_test_run+0x1c0/0x5a0
[  267.382906]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.387322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.392882]  ? bpf_test_init.isra.9+0x70/0x100
[  267.397469]  ? bpf_prog_test_run_skb+0x634/0xb40
[  267.402233]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.407075]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.412609]  ? fput+0x130/0x1a0
[  267.415892]  ? __bpf_prog_get+0x9b/0x290
[  267.419959]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.424807]  ? bpf_prog_test_run+0x130/0x1a0
[  267.429226]  ? __x64_sys_bpf+0x3d8/0x510
[  267.433487]  ? bpf_prog_get+0x20/0x20
[  267.437316]  ? ksys_ioctl+0x81/0xd0
[  267.440963]  ? do_syscall_64+0x1b9/0x820
[  267.445067]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.450477]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.455411]  ? trace_hardirqs_off+0x300/0x300
[  267.460104]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.465124]  ? recalc_sigpending_tsk+0x180/0x180
[  267.469885]  ? kasan_check_write+0x14/0x20
[  267.474130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.478984]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.484373] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  267.484464] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.491305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.491310] Call Trace:
[  267.491318]  <IRQ>
[  267.491334]  dump_stack+0x1c4/0x2b4
[  267.491350]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.497930] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.507188]  warn_alloc.cold.118+0xb7/0x1bd
[  267.509739] syz-executor7 cpuset=
[  267.511887]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.515491] syz7
[  267.520677]  ? lock_downgrade+0x900/0x900
[  267.531142]  mems_allowed=0
[  267.535458]  ? trace_hardirqs_off+0xb8/0x300
[  267.557126]  ? trace_hardirqs_off+0xb8/0x300
[  267.561550]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.566429]  ? warn_alloc+0x120/0x120
[  267.570238]  ? warn_alloc+0x120/0x120
[  267.574045]  ? print_usage_bug+0xc0/0xc0
[  267.578115]  ? warn_alloc+0x120/0x120
[  267.581917]  ? print_usage_bug+0xc0/0xc0
[  267.585984]  ? __lock_acquire+0x7ec/0x4ec0
[  267.590220]  ? __lock_acquire+0x7ec/0x4ec0
[  267.594459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.600002]  ? should_fail+0x22d/0xd01
[  267.603896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.609004]  ? __lock_acquire+0x7ec/0x4ec0
[  267.613244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.618345]  ? __lock_acquire+0x7ec/0x4ec0
[  267.622583]  ? should_fail+0x22d/0xd01
[  267.626482]  ? mark_held_locks+0x130/0x130
[  267.630723]  ? mark_held_locks+0x130/0x130
[  267.634960]  ? graph_lock+0x170/0x170
[  267.638802]  ? graph_lock+0x170/0x170
[  267.642610]  ? graph_lock+0x170/0x170
[  267.646414]  ? print_usage_bug+0xc0/0xc0
[  267.650475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.656016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.661565]  ? check_preemption_disabled+0x48/0x200
[  267.666592]  ? check_preemption_disabled+0x48/0x200
[  267.671619]  ? __lock_is_held+0xb5/0x140
[  267.675691]  __alloc_pages_nodemask+0xa80/0xde0
[  267.680360]  ? graph_lock+0x170/0x170
[  267.684166]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.689186]  ? graph_lock+0x170/0x170
[  267.693031]  ? find_held_lock+0x36/0x1c0
[  267.697108]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.701818]  ? lock_downgrade+0x900/0x900
[  267.705995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.711545]  cache_grow_begin+0x91/0x8c0
[  267.715609]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.720028]  fallback_alloc+0x203/0x2e0
[  267.724012]  ____cache_alloc_node+0x1c7/0x1e0
[  267.728516]  kmem_cache_alloc_node+0xe3/0x730
[  267.733024]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.737273]  __alloc_skb+0x119/0x770
[  267.740991]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.746276]  ? skb_scrub_packet+0x490/0x490
[  267.750656]  ? lock_downgrade+0x900/0x900
[  267.754820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.760362]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.765819]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.771274]  ? addrconf_rs_timer+0x6f0/0x6f0
[  267.775701]  ndisc_alloc_skb+0x144/0x340
[  267.779788]  ndisc_send_rs+0x331/0x6e0
[  267.783692]  addrconf_rs_timer+0x3c0/0x6f0
[  267.787935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.792187]  call_timer_fn+0x272/0x920
[  267.796094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.800330]  ? process_timeout+0x40/0x40
[  267.804390]  ? find_held_lock+0x36/0x1c0
[  267.808460]  ? mark_held_locks+0xc7/0x130
[  267.812619]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.817115]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.821610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.825847]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  267.830433]  ? trace_hardirqs_on+0xbd/0x310
[  267.834758]  ? kasan_check_read+0x11/0x20
[  267.838918]  ? __run_timers+0x7da/0xc70
[  267.842895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.848352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.852621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.856857]  __run_timers+0x7e5/0xc70
[  267.860686]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.866074]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.871092]  ? graph_lock+0x170/0x170
[  267.874932]  ? print_usage_bug+0xc0/0xc0
[  267.879003]  ? lock_release+0x970/0x970
[  267.882972]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.888164]  ? find_held_lock+0x36/0x1c0
[  267.892232]  ? graph_lock+0x170/0x170
[  267.896037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.901585]  ? check_preemption_disabled+0x48/0x200
[  267.906617]  ? __lock_is_held+0xb5/0x140
[  267.910680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.916220]  ? check_preemption_disabled+0x48/0x200
[  267.921260]  run_timer_softirq+0x52/0xb0
[  267.925327]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.930348]  __do_softirq+0x30b/0xad8
[  267.934179]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.939289]  ? pvclock_read_flags+0x160/0x160
[  267.943794]  ? lapic_next_event+0x5a/0x90
[  267.947946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.953487]  ? check_preemption_disabled+0x48/0x200
[  267.958536]  ? check_preemption_disabled+0x48/0x200
[  267.963594]  ? kvm_clock_read+0x18/0x30
[  267.967580]  ? kvm_sched_clock_read+0x9/0x20
[  267.971993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.977536]  ? check_preemption_disabled+0x48/0x200
[  267.982583]  irq_exit+0x17f/0x1c0
[  267.986037]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.990883]  ? smp_reschedule_interrupt+0x109/0x650
[  267.995908]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.001800]  ? interrupt_entry+0xb5/0xf0
[  268.005869]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.010885]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.015909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.020752]  ? trace_hardirqs_off+0x300/0x300
[  268.025259]  ? trace_hardirqs_off+0x300/0x300
[  268.029753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.035306]  ? check_preemption_disabled+0x48/0x200
[  268.040325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.045877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.050735]  apic_timer_interrupt+0xf/0x20
[  268.054963]  </IRQ>
[  268.057210] RIP: 0010:console_unlock+0x1017/0x11a0
[  268.062143] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  268.081042] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  268.088754] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  268.096027] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  268.103294] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  268.110568] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  268.117838] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  268.125125]  ? netconsole_netdev_event+0x280/0x280
[  268.130068]  ? console_unlock+0x100e/0x11a0
[  268.134413]  ? devkmsg_read+0xbb0/0xbb0
[  268.138390]  ? vprintk_emit+0x7f7/0x930
[  268.142369]  ? lock_release+0x970/0x970
[  268.146348]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.151806]  ? vprintk_default+0x28/0x30
[  268.155875]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.161334]  ? kasan_check_write+0x14/0x20
[  268.165572]  ? do_raw_spin_lock+0xc1/0x200
[  268.169826]  vprintk_emit+0x33d/0x930
[  268.173638]  ? wake_up_klogd+0x180/0x180
[  268.177699]  ? lockdep_hardirqs_on+0x421/0x5c0
[  268.182283]  ? retint_kernel+0x2d/0x2d
[  268.186177]  ? find_held_lock+0x36/0x1c0
[  268.190248]  ? mark_held_locks+0xc7/0x130
[  268.194400]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.198895]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.203399]  vprintk_default+0x28/0x30
[  268.207287]  vprintk_func+0x7e/0x181
[  268.211037]  printk+0xa7/0xcf
[  268.214150]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  268.218910]  ? _raw_spin_unlock_irq+0x60/0x80
[  268.223422]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  268.228710]  dump_header+0x7cc/0xf72
[  268.232436]  ? pagefault_out_of_memory+0x197/0x197
[  268.237428]  ? mark_held_locks+0x130/0x130
[  268.241664]  ? __lock_acquire+0x7ec/0x4ec0
[  268.245903]  ? mem_cgroup_charge_statistics+0x780/0x780
[  268.251273]  ? print_usage_bug+0xc0/0xc0
[  268.255336]  ? print_usage_bug+0xc0/0xc0
[  268.259404]  ? graph_lock+0x170/0x170
[  268.263203]  ? graph_lock+0x170/0x170
[  268.267008]  ? print_usage_bug+0xc0/0xc0
[  268.271101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.276648]  ? find_held_lock+0x36/0x1c0
[  268.280718]  ? mark_held_locks+0xc7/0x130
[  268.284871]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.289978]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.295083]  ? lockdep_hardirqs_on+0x421/0x5c0
[  268.299673]  ? trace_hardirqs_on+0xbd/0x310
[  268.303998]  ? kasan_check_read+0x11/0x20
[  268.308155]  ? ___ratelimit+0x36f/0x655
[  268.312132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.317589]  ? trace_hardirqs_on+0x310/0x310
[  268.322001]  ? lock_downgrade+0x900/0x900
[  268.326158]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.331266]  ? ___ratelimit+0xaa/0x655
[  268.335160]  ? idr_get_free+0xec0/0xec0
[  268.339138]  ? kasan_check_write+0x14/0x20
[  268.343384]  ? do_raw_spin_lock+0xc1/0x200
[  268.347630]  oom_kill_process.cold.27+0x10/0x903
[  268.352422]  ? graph_lock+0x170/0x170
[  268.356229]  ? _raw_spin_unlock+0x2c/0x50
[  268.360379]  ? oom_badness+0xe6/0xaa0
[  268.364192]  ? oom_evaluate_task+0x540/0x540
[  268.368607]  ? find_held_lock+0x36/0x1c0
[  268.372679]  ? out_of_memory+0x974/0x14c0
[  268.376831]  ? lock_downgrade+0x900/0x900
[  268.380984]  ? check_preemption_disabled+0x48/0x200
[  268.386010]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.391813]  ? kasan_check_read+0x11/0x20
[  268.395966]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.401287]  ? rcu_bh_qs+0xc0/0xc0
[  268.404838]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.409858]  ? oom_evaluate_task+0x302/0x540
[  268.414273]  out_of_memory+0xa86/0x14c0
[  268.418263]  ? oom_killer_disable+0x3a0/0x3a0
[  268.422759]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  268.427704]  ? __mutex_add_waiter+0x2a0/0x2a0
[  268.432660]  __alloc_pages_slowpath+0x2318/0x2d80
[  268.437536]  ? warn_alloc+0x120/0x120
[  268.441364]  ? find_get_entry+0x2f2/0xc40
[  268.445524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.451074]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  268.456013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.461577]  ? should_fail+0x22d/0xd01
[  268.465476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.470584]  ? __lock_is_held+0xb5/0x140
[  268.474675]  ? __lock_is_held+0xb5/0x140
[  268.478751]  ? find_held_lock+0x36/0x1c0
[  268.482827]  ? ___might_sleep+0x1ed/0x300
[  268.486972]  ? lock_release+0x970/0x970
[  268.490953]  ? arch_local_save_flags+0x40/0x40
[  268.495560]  ? __might_sleep+0x95/0x190
[  268.499549]  __alloc_pages_nodemask+0xa80/0xde0
[  268.504233]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.509258]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.515061]  ? kasan_check_read+0x11/0x20
[  268.519237]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.524518]  ? graph_lock+0x170/0x170
[  268.528328]  ? print_usage_bug+0xc0/0xc0
[  268.532395]  ? graph_lock+0x170/0x170
[  268.536198]  ? graph_lock+0x170/0x170
[  268.539999]  ? __do_page_cache_readahead+0x7ce/0x980
[  268.545110]  ? find_held_lock+0x36/0x1c0
[  268.549180]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  268.554725]  alloc_pages_current+0x10c/0x210
[  268.559136]  ? lock_downgrade+0x900/0x900
[  268.563294]  __page_cache_alloc+0x38f/0x5b0
[  268.567620]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.573420]  ? kasan_check_read+0x11/0x20
[  268.577578]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.582860]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  268.587531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.593085]  ? check_preemption_disabled+0x48/0x200
[  268.598118]  filemap_fault+0x1594/0x25f0
[  268.602201]  ? __lock_page_or_retry+0xa00/0xa00
[  268.606874]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.612672]  ? kasan_check_read+0x11/0x20
[  268.616822]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.622104]  ? rcu_bh_qs+0xc0/0xc0
[  268.625664]  ? filemap_map_pages+0xdea/0x1980
[  268.630175]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.635305]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  268.640585]  ? debug_object_free+0x325/0x690
[  268.645016]  ? find_get_pages_range_tag+0x1320/0x1320
[  268.650220]  ? graph_lock+0x170/0x170
[  268.654035]  ? kasan_check_read+0x11/0x20
[  268.658189]  ? debug_object_destroy+0x2b0/0x2b0
[  268.662875]  ? lock_acquire+0x1ed/0x520
[  268.666853]  ? ext4_filemap_fault+0x7a/0xad
[  268.671183]  ? lock_release+0x970/0x970
[  268.675160]  ? arch_local_save_flags+0x40/0x40
[  268.679752]  ? futex_wait_setup+0x3e0/0x3e0
[  268.684096]  ? down_read+0xb0/0x1d0
[  268.687740]  ? ext4_filemap_fault+0x7a/0xad
[  268.692064]  ? __down_interruptible+0x700/0x700
[  268.696754]  ext4_filemap_fault+0x82/0xad
[  268.700922]  __do_fault+0x100/0x6b0
[  268.704563]  ? print_bad_pte+0x6c0/0x6c0
[  268.708631]  ? do_futex+0x249/0x26d0
[  268.712348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.717891]  ? pmd_val+0x88/0x100
[  268.721346]  ? add_mm_counter_fast+0xd0/0xd0
[  268.725756]  ? pmd_val+0x88/0x100
[  268.729219]  ? add_mm_counter_fast+0xd0/0xd0
[  268.733635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.739181]  __handle_mm_fault+0x3709/0x53e0
[  268.743590]  ? perf_trace_lock+0x14d/0x7a0
[  268.747837]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  268.752682]  ? graph_lock+0x170/0x170
[  268.756485]  ? print_usage_bug+0xc0/0xc0
[  268.760554]  ? retint_kernel+0x2d/0x2d
[  268.764445]  ? graph_lock+0x170/0x170
[  268.768244]  ? graph_lock+0x170/0x170
[  268.772069]  ? handle_mm_fault+0x42a/0xc70
[  268.776306]  ? lock_downgrade+0x900/0x900
[  268.780457]  ? check_preemption_disabled+0x48/0x200
[  268.785483]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.791282]  ? kasan_check_read+0x11/0x20
[  268.795431]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.800710]  ? rcu_bh_qs+0xc0/0xc0
[  268.804255]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.809711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.815251]  ? check_preemption_disabled+0x48/0x200
[  268.820277]  handle_mm_fault+0x54f/0xc70
[  268.824348]  ? __handle_mm_fault+0x53e0/0x53e0
[  268.828935]  ? find_vma+0x34/0x190
[  268.832488]  __do_page_fault+0x67d/0xed0
[  268.836565]  ? mm_fault_error+0x380/0x380
[  268.840718]  ? trace_hardirqs_off+0xb8/0x300
[  268.845213]  ? trace_hardirqs_on+0x310/0x310
[  268.849624]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  268.854989]  ? trace_hardirqs_on+0x310/0x310
[  268.859405]  do_page_fault+0xf2/0x7e0
[  268.863211]  ? vmalloc_sync_all+0x30/0x30
[  268.867364]  ? error_entry+0x70/0xd0
[  268.871083]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.876145]  ? trace_hardirqs_on_caller+0xc0/0x300
[  268.881075]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.886006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.890851]  ? trace_hardirqs_off+0x300/0x300
[  268.895347]  ? trace_hardirqs_off_caller+0x300/0x300
[  268.900456]  ? prepare_exit_to_usermode+0x291/0x3b0
[  268.905474]  ? page_fault+0x8/0x30
[  268.909020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.913871]  ? page_fault+0x8/0x30
[  268.917414]  page_fault+0x1e/0x30
[  268.920868] RIP: 0033:0x40f9c0
[  268.924067] Code: Bad RIP value.
[  268.927430] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  268.932800] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  268.940070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  268.947338] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  268.954625] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  268.961895] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  268.969198] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  268.969203] warn_alloc_show_mem: 1 callbacks suppressed
[  268.969211] Mem-Info:
[  268.976482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  268.976490] Call Trace:
[  268.981867] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  268.981867]  active_file:18 inactive_file:16 isolated_file:0
[  268.981867]  unevictable:0 dirty:0 writeback:0 unstable:0
[  268.981867]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  268.981867]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  268.981867]  free:13723 free_pcp:140 free_cma:0
[  268.984239]  <IRQ>
[  268.993602] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  268.996186]  dump_stack+0x1c4/0x2b4
[  269.029214] Node 0 
[  269.031369]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.059210] 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
[  269.062828]  warn_alloc.cold.118+0xb7/0x1bd
[  269.065028] lowmem_reserve[]:
[  269.070217]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.095689]  0 2817
[  269.100018]  ? lock_downgrade+0x900/0x900
[  269.103095]  6321
[  269.107937]  ? trace_hardirqs_off+0xb8/0x300
[  269.110142]  6321
[  269.114290]  ? trace_hardirqs_off+0xb8/0x300
[  269.120732]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.122766] Node 0 
[  269.127203]  ? warn_alloc+0x120/0x120
[  269.132019] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  269.134255]  ? trace_hardirqs_on+0x310/0x310
[  269.138025] lowmem_reserve[]: 0
[  269.164753]  ? warn_alloc+0x120/0x120
[  269.169137]  0
[  269.172411]  ? print_usage_bug+0xc0/0xc0
[  269.176187]  3503
[  269.177986]  ? warn_alloc+0x120/0x120
[  269.182035]  3503
[  269.184115]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  269.187887] Node 0 
[  269.189948]  ? print_usage_bug+0xc0/0xc0
[  269.194970] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  269.197179]  ? __lock_acquire+0x7ec/0x4ec0
[  269.201207] lowmem_reserve[]: 0
[  269.229597]  ? __lock_acquire+0x7ec/0x4ec0
[  269.233805]  0 0
[  269.237090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.241300]  0
[  269.243274]  ? should_fail+0x22d/0xd01
[  269.248792] Node 0 
[  269.250593]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.254454] DMA: 1*4kB 
[  269.256695]  ? __lock_acquire+0x7ec/0x4ec0
[  269.261785] (U) 
[  269.264367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.268572] 0*8kB 0*16kB 
[  269.270551]  ? __lock_acquire+0x7ec/0x4ec0
[  269.270567]  ? should_fail+0x22d/0xd01
[  269.275647] 1*32kB 
[  269.278397]  ? print_usage_bug+0xc0/0xc0
[  269.282606] (U) 
[  269.286495]  ? mark_held_locks+0x130/0x130
[  269.288704] 2*64kB 
[  269.292756]  ? mark_held_locks+0x130/0x130
[  269.294707] (U) 
[  269.298941]  ? graph_lock+0x170/0x170
[  269.301356] 1*128kB (U) 
[  269.305605]  ? print_usage_bug+0xc0/0xc0
[  269.307579] 1*256kB 
[  269.311379]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.314025] (U) 
[  269.318089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.320384] 0*512kB 1*1024kB 
[  269.325148]  ? check_preemption_disabled+0x48/0x200
[  269.327097] (U) 
[  269.332630]  ? check_preemption_disabled+0x48/0x200
[  269.335710] 1*2048kB 
[  269.340726]  ? __lock_is_held+0xb5/0x140
[  269.342672] (M) 
[  269.347689]  __alloc_pages_nodemask+0xa80/0xde0
[  269.350067] 3*4096kB (M) 
[  269.354131]  ? graph_lock+0x170/0x170
[  269.356085] = 15908kB
[  269.360836]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.363581] Node 0 
[  269.367374]  ? graph_lock+0x170/0x170
[  269.369766] DMA32: 
[  269.374802]  ? find_held_lock+0x36/0x1c0
[  269.377012] 3*4kB 
[  269.380826]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.383035] (UM) 
[  269.387098]  ? lock_downgrade+0x900/0x900
[  269.389225] 0*8kB 
[  269.393894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.395930] 3*16kB 
[  269.400081]  cache_grow_begin+0x91/0x8c0
[  269.402203] (M) 
[  269.407733]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.409943] 2*32kB (UM) 
[  269.414014]  fallback_alloc+0x203/0x2e0
[  269.415969] 2*64kB 
[  269.420374]  ____cache_alloc_node+0x1c7/0x1e0
[  269.423023] (M) 
[  269.427003]  kmem_cache_alloc_node+0xe3/0x730
[  269.429217] 3*128kB 
[  269.433895]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.435849] (M) 
[  269.440344]  __alloc_skb+0x119/0x770
[  269.442632] 2*256kB (M) 
[  269.446879]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.448828] 3*512kB 
[  269.452536]  ? skb_scrub_packet+0x490/0x490
[  269.455185] (M) 
[  269.460456]  ? lock_downgrade+0x900/0x900
[  269.462751] 4*1024kB (UM) 
[  269.467089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.469050] 3*2048kB (UM) 
[  269.473204]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.476032] 3*4096kB 
[  269.481568]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.484385] (M) 
[  269.489858]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.492245] = 25212kB
[  269.497696]  ndisc_alloc_skb+0x144/0x340
[  269.499642] Node 0 
[  269.504051]  ndisc_send_rs+0x331/0x6e0
[  269.506431] Normal: 
[  269.510489]  addrconf_rs_timer+0x3c0/0x6f0
[  269.512698] 1019*4kB 
[  269.516584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.518880] (MEH) 
[  269.523141]  call_timer_fn+0x272/0x920
[  269.525520] 374*8kB 
[  269.529749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.531875] (UMEH) 
[  269.535760]  ? process_timeout+0x40/0x40
[  269.538060] 169*16kB 
[  269.542292]  ? find_held_lock+0x36/0x1c0
[  269.544522] (UMEH) 
[  269.548588]  ? __run_timers+0x7da/0xc70
[  269.550971] 71*32kB 
[  269.555028]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.557242] (UMH) 
[  269.561209]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.563514] 17*64kB 
[  269.568001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.570125] (UMH) 
[  269.574614]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.576917] 3*128kB 
[  269.581150]  ? trace_hardirqs_on+0xbd/0x310
[  269.583273] (H) 
[  269.587853]  ? kasan_check_read+0x11/0x20
[  269.590147] 1*256kB 
[  269.594463]  ? __run_timers+0x7da/0xc70
[  269.596417] (H) 
[  269.600557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.600576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.602875] 0*512kB 
[  269.606852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.608810] 0*1024kB 
[  269.614253]  __run_timers+0x7e5/0xc70
[  269.618462] 0*2048kB 
[  269.620799]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.625001] 0*4096kB 
[  269.627408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.631183] = 13772kB
[  269.633586]  ? graph_lock+0x170/0x170
[  269.638935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  269.641337]  ? enqueue_hrtimer+0x1a5/0x560
[  269.646346] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  269.648754]  ? lock_release+0x970/0x970
[  269.652530] 4154 total pagecache pages
[  269.661359]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.665580] 0 pages in swap cache
[  269.674147]  ? find_held_lock+0x36/0x1c0
[  269.678102] Swap cache stats: add 0, delete 0, find 0/0
[  269.681991]  ? graph_lock+0x170/0x170
[  269.687172] Free swap  = 0kB
[  269.690618]  ? pvclock_read_flags+0x160/0x160
[  269.694677] Total swap = 0kB
[  269.694700] 1965979 pages RAM
[  269.700067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.703837] 0 pages HighMem/MovableOnly
[  269.703845] 342744 pages reserved
[  269.706866]  ? check_preemption_disabled+0x48/0x200
[  269.711355] 0 pages cma reserved
[  269.711448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.714386]  ? __lock_is_held+0xb5/0x140
[  269.717574] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.722998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.726948] syz-fuzzer cpuset=
[  269.730397]  ? check_preemption_disabled+0x48/0x200
[  269.735389] /
[  269.738755]  run_timer_softirq+0x52/0xb0
[  269.745221]  mems_allowed=0
[  269.749279]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.786865]  __do_softirq+0x30b/0xad8
[  269.790685]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  269.795804]  ? pvclock_read_flags+0x160/0x160
[  269.800300]  ? lapic_next_event+0x5a/0x90
[  269.804457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.810000]  ? check_preemption_disabled+0x48/0x200
[  269.815016]  ? check_preemption_disabled+0x48/0x200
[  269.820075]  ? kvm_clock_read+0x18/0x30
[  269.824057]  ? kvm_sched_clock_read+0x9/0x20
[  269.828488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.834030]  ? check_preemption_disabled+0x48/0x200
[  269.839101]  irq_exit+0x17f/0x1c0
[  269.842563]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.847409]  ? smp_reschedule_interrupt+0x109/0x650
[  269.852456]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.858356]  ? interrupt_entry+0xb5/0xf0
[  269.862419]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.867432]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.872450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.877299]  ? trace_hardirqs_off+0x300/0x300
[  269.881819]  ? trace_hardirqs_off+0x300/0x300
[  269.886316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.891856]  ? check_preemption_disabled+0x48/0x200
[  269.896886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.902465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.907332]  apic_timer_interrupt+0xf/0x20
[  269.911560]  </IRQ>
[  269.913808] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  269.918744] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  269.937663] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  269.945401] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  269.952669] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  269.959937] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  269.967207] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  269.974478] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  269.981814]  skb_clone+0x1bb/0x500
[  269.985360]  ? finish_task_switch+0x2f5/0x900
[  269.989860]  ? skb_split+0x11e0/0x11e0
[  269.993751]  ? preempt_notifier_register+0x200/0x200
[  269.998865]  ? __switch_to_asm+0x34/0x70
[  270.002928]  ? __switch_to_asm+0x34/0x70
[  270.006987]  ? __switch_to_asm+0x40/0x70
[  270.011053]  ? __switch_to_asm+0x34/0x70
[  270.015117]  ? __switch_to_asm+0x40/0x70
[  270.019175]  ? __switch_to_asm+0x34/0x70
[  270.023234]  ? __switch_to_asm+0x40/0x70
[  270.027294]  ? __switch_to_asm+0x34/0x70
[  270.031356]  ? __switch_to_asm+0x34/0x70
[  270.035417]  ? __switch_to_asm+0x40/0x70
[  270.039480]  ? __switch_to_asm+0x34/0x70
[  270.043587]  bpf_clone_redirect+0xb9/0x490
[  270.047824]  ? __schedule+0x874/0x1ed0
[  270.051720]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  270.056742]  ? __sched_text_start+0x8/0x8
[  270.060893]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.065664]  ? find_held_lock+0x36/0x1c0
[  270.069748]  ? lock_acquire+0x1ed/0x520
[  270.073745]  ? bpf_test_run+0x32e/0x5a0
[  270.077729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.083274]  ? check_preemption_disabled+0x48/0x200
[  270.088320]  ? kasan_check_read+0x11/0x20
[  270.092478]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.097760]  ? rcu_bh_qs+0xc0/0xc0
[  270.101323]  ? preempt_schedule+0x4d/0x60
[  270.105493]  ? ___preempt_schedule+0x16/0x18
[  270.109941]  ? bpf_test_run+0x1c0/0x5a0
[  270.113934]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.118349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.123889]  ? bpf_test_init.isra.9+0x70/0x100
[  270.128478]  ? bpf_prog_test_run_skb+0x634/0xb40
[  270.133242]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.138086]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.143621]  ? fput+0x130/0x1a0
[  270.146906]  ? __bpf_prog_get+0x9b/0x290
[  270.150973]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.155830]  ? bpf_prog_test_run+0x130/0x1a0
[  270.160247]  ? __x64_sys_bpf+0x3d8/0x510
[  270.164309]  ? bpf_prog_get+0x20/0x20
[  270.168123]  ? ksys_ioctl+0x81/0xd0
[  270.171761]  ? do_syscall_64+0x1b9/0x820
[  270.175834]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.181205]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.186139]  ? trace_hardirqs_off+0x300/0x300
[  270.190641]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.195678]  ? recalc_sigpending_tsk+0x180/0x180
[  270.200454]  ? kasan_check_write+0x14/0x20
[  270.204734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.209614]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.215016] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  270.215112] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.221947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.221953] Call Trace:
[  270.221959]  <IRQ>
[  270.221975]  dump_stack+0x1c4/0x2b4
[  270.221994]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.228599] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.237850]  warn_alloc.cold.118+0xb7/0x1bd
[  270.240401] syz-executor7 cpuset=
[  270.242555]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.246153] syz7
[  270.251336]  ? lock_downgrade+0x900/0x900
[  270.261808]  mems_allowed=0
[  270.266124]  ? trace_hardirqs_off+0xb8/0x300
[  270.287810]  ? trace_hardirqs_off+0xb8/0x300
[  270.292251]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.297128]  ? warn_alloc+0x120/0x120
[  270.300951]  ? trace_hardirqs_on+0x310/0x310
[  270.305366]  ? warn_alloc+0x120/0x120
[  270.309178]  ? print_usage_bug+0xc0/0xc0
[  270.313240]  ? warn_alloc+0x120/0x120
[  270.317041]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  270.322074]  ? print_usage_bug+0xc0/0xc0
[  270.326156]  ? __lock_acquire+0x7ec/0x4ec0
[  270.330417]  ? __lock_acquire+0x7ec/0x4ec0
[  270.334658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.340198]  ? should_fail+0x22d/0xd01
[  270.344092]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.349199]  ? __lock_acquire+0x7ec/0x4ec0
[  270.353445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.358567]  ? __lock_acquire+0x7ec/0x4ec0
[  270.362809]  ? should_fail+0x22d/0xd01
[  270.366695]  ? print_usage_bug+0xc0/0xc0
[  270.370805]  ? mark_held_locks+0x130/0x130
[  270.375065]  ? mark_held_locks+0x130/0x130
[  270.379310]  ? graph_lock+0x170/0x170
[  270.383110]  ? print_usage_bug+0xc0/0xc0
[  270.387177]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.391957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.397548]  ? check_preemption_disabled+0x48/0x200
[  270.402572]  ? check_preemption_disabled+0x48/0x200
[  270.407598]  ? __lock_is_held+0xb5/0x140
[  270.411672]  __alloc_pages_nodemask+0xa80/0xde0
[  270.416372]  ? graph_lock+0x170/0x170
[  270.420177]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.425204]  ? graph_lock+0x170/0x170
[  270.429018]  ? find_held_lock+0x36/0x1c0
[  270.434483]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.439183]  ? lock_downgrade+0x900/0x900
[  270.443344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.448892]  cache_grow_begin+0x91/0x8c0
[  270.452955]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.457373]  fallback_alloc+0x203/0x2e0
[  270.461359]  ____cache_alloc_node+0x1c7/0x1e0
[  270.465879]  kmem_cache_alloc_node+0xe3/0x730
[  270.470393]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.474665]  __alloc_skb+0x119/0x770
[  270.478381]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.483664]  ? skb_scrub_packet+0x490/0x490
[  270.487986]  ? lock_downgrade+0x900/0x900
[  270.492149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.497690]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.503181]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.508650]  ? addrconf_rs_timer+0x6f0/0x6f0
[  270.513073]  ndisc_alloc_skb+0x144/0x340
[  270.517183]  ndisc_send_rs+0x331/0x6e0
[  270.521079]  addrconf_rs_timer+0x3c0/0x6f0
[  270.525322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.529578]  call_timer_fn+0x272/0x920
[  270.533473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.537712]  ? process_timeout+0x40/0x40
[  270.541772]  ? find_held_lock+0x36/0x1c0
[  270.545870]  ? mark_held_locks+0xc7/0x130
[  270.550025]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.554522]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.559022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.563259]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  270.567848]  ? trace_hardirqs_on+0xbd/0x310
[  270.572170]  ? kasan_check_read+0x11/0x20
[  270.576330]  ? __run_timers+0x7da/0xc70
[  270.580308]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.585792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.590041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.594279]  __run_timers+0x7e5/0xc70
[  270.598097]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.603465]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.608482]  ? graph_lock+0x170/0x170
[  270.612289]  ? print_usage_bug+0xc0/0xc0
[  270.616350]  ? lock_release+0x970/0x970
[  270.620344]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.625577]  ? find_held_lock+0x36/0x1c0
[  270.629661]  ? graph_lock+0x170/0x170
[  270.633486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.639027]  ? check_preemption_disabled+0x48/0x200
[  270.644058]  ? __lock_is_held+0xb5/0x140
[  270.648126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.653665]  ? check_preemption_disabled+0x48/0x200
[  270.658731]  run_timer_softirq+0x52/0xb0
[  270.662802]  ? rcu_read_lock_sched_held+0x108/0x120
[  270.667838]  __do_softirq+0x30b/0xad8
[  270.671669]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.676805]  ? pvclock_read_flags+0x160/0x160
[  270.681304]  ? lapic_next_event+0x5a/0x90
[  270.685453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.690994]  ? check_preemption_disabled+0x48/0x200
[  270.696023]  ? check_preemption_disabled+0x48/0x200
[  270.701053]  ? kvm_clock_read+0x18/0x30
[  270.705036]  ? kvm_sched_clock_read+0x9/0x20
[  270.709458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.715016]  ? check_preemption_disabled+0x48/0x200
[  270.720049]  irq_exit+0x17f/0x1c0
[  270.723506]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.728364]  ? smp_reschedule_interrupt+0x109/0x650
[  270.733382]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.739271]  ? interrupt_entry+0xb5/0xf0
[  270.743334]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.748353]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.753376]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.758219]  ? trace_hardirqs_off+0x300/0x300
[  270.762717]  ? trace_hardirqs_off+0x300/0x300
[  270.767213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.772750]  ? check_preemption_disabled+0x48/0x200
[  270.777814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.783364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.788220]  apic_timer_interrupt+0xf/0x20
[  270.792451]  </IRQ>
[  270.794690] RIP: 0010:console_unlock+0x1017/0x11a0
[  270.799619] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  270.818518] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  270.826237] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  270.833504] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  270.840772] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  270.848052] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  270.855319] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  270.862600]  ? netconsole_netdev_event+0x280/0x280
[  270.867550]  ? console_unlock+0x100e/0x11a0
[  270.871981]  ? devkmsg_read+0xbb0/0xbb0
[  270.875956]  ? vprintk_emit+0x7f7/0x930
[  270.879937]  ? lock_release+0x970/0x970
[  270.883916]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.889371]  ? vprintk_default+0x28/0x30
[  270.893468]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.899016]  ? kasan_check_write+0x14/0x20
[  270.903253]  ? do_raw_spin_lock+0xc1/0x200
[  270.907503]  vprintk_emit+0x33d/0x930
[  270.911312]  ? wake_up_klogd+0x180/0x180
[  270.915385]  ? lockdep_hardirqs_on+0x421/0x5c0
[  270.919968]  ? retint_kernel+0x2d/0x2d
[  270.923861]  ? find_held_lock+0x36/0x1c0
[  270.927960]  ? mark_held_locks+0xc7/0x130
[  270.932128]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.936624]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.941128]  vprintk_default+0x28/0x30
[  270.945022]  vprintk_func+0x7e/0x181
[  270.948741]  printk+0xa7/0xcf
[  270.951854]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  270.956612]  ? _raw_spin_unlock_irq+0x60/0x80
[  270.961124]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  270.966414]  dump_header+0x7cc/0xf72
[  270.970157]  ? pagefault_out_of_memory+0x197/0x197
[  270.975095]  ? mark_held_locks+0x130/0x130
[  270.979331]  ? __lock_acquire+0x7ec/0x4ec0
[  270.983572]  ? mem_cgroup_charge_statistics+0x780/0x780
[  270.988940]  ? print_usage_bug+0xc0/0xc0
[  270.993004]  ? print_usage_bug+0xc0/0xc0
[  270.997074]  ? graph_lock+0x170/0x170
[  271.000872]  ? graph_lock+0x170/0x170
[  271.004674]  ? print_usage_bug+0xc0/0xc0
[  271.008742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.014281]  ? find_held_lock+0x36/0x1c0
[  271.018357]  ? mark_held_locks+0xc7/0x130
[  271.022508]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.027628]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.032732]  ? lockdep_hardirqs_on+0x421/0x5c0
[  271.037319]  ? trace_hardirqs_on+0xbd/0x310
[  271.041643]  ? kasan_check_read+0x11/0x20
[  271.045802]  ? ___ratelimit+0x36f/0x655
[  271.049787]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.055245]  ? trace_hardirqs_on+0x310/0x310
[  271.059673]  ? lock_downgrade+0x900/0x900
[  271.063826]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.068941]  ? ___ratelimit+0xaa/0x655
[  271.072838]  ? idr_get_free+0xec0/0xec0
[  271.076818]  ? kasan_check_write+0x14/0x20
[  271.081059]  ? do_raw_spin_lock+0xc1/0x200
[  271.085308]  oom_kill_process.cold.27+0x10/0x903
[  271.090071]  ? graph_lock+0x170/0x170
[  271.093874]  ? _raw_spin_unlock+0x2c/0x50
[  271.098021]  ? oom_badness+0xe6/0xaa0
[  271.101831]  ? oom_evaluate_task+0x540/0x540
[  271.106247]  ? find_held_lock+0x36/0x1c0
[  271.110321]  ? out_of_memory+0x974/0x14c0
[  271.114476]  ? lock_downgrade+0x900/0x900
[  271.118628]  ? check_preemption_disabled+0x48/0x200
[  271.123659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.129461]  ? kasan_check_read+0x11/0x20
[  271.133639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.138918]  ? rcu_bh_qs+0xc0/0xc0
[  271.142464]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.147479]  ? oom_evaluate_task+0x302/0x540
[  271.151893]  out_of_memory+0xa86/0x14c0
[  271.155882]  ? oom_killer_disable+0x3a0/0x3a0
[  271.160379]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  271.165315]  ? __mutex_add_waiter+0x2a0/0x2a0
[  271.169829]  __alloc_pages_slowpath+0x2318/0x2d80
[  271.174707]  ? warn_alloc+0x120/0x120
[  271.178529]  ? find_get_entry+0x2f2/0xc40
[  271.182711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.188251]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  271.193205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.199394]  ? should_fail+0x22d/0xd01
[  271.203287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.208395]  ? __lock_is_held+0xb5/0x140
[  271.212482]  ? __lock_is_held+0xb5/0x140
[  271.216561]  ? find_held_lock+0x36/0x1c0
[  271.220655]  ? ___might_sleep+0x1ed/0x300
[  271.224816]  ? lock_release+0x970/0x970
[  271.228806]  ? arch_local_save_flags+0x40/0x40
[  271.233409]  ? __might_sleep+0x95/0x190
[  271.237392]  __alloc_pages_nodemask+0xa80/0xde0
[  271.242100]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.247122]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.252920]  ? kasan_check_read+0x11/0x20
[  271.257085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.262397]  ? graph_lock+0x170/0x170
[  271.266232]  ? print_usage_bug+0xc0/0xc0
[  271.270297]  ? graph_lock+0x170/0x170
[  271.274102]  ? graph_lock+0x170/0x170
[  271.277955]  ? __do_page_cache_readahead+0x7ce/0x980
[  271.283071]  ? find_held_lock+0x36/0x1c0
[  271.287143]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  271.292687]  alloc_pages_current+0x10c/0x210
[  271.297097]  ? lock_downgrade+0x900/0x900
[  271.301608]  __page_cache_alloc+0x38f/0x5b0
[  271.306035]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.311839]  ? kasan_check_read+0x11/0x20
[  271.316002]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.321281]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  271.325952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.331498]  ? check_preemption_disabled+0x48/0x200
[  271.336522]  filemap_fault+0x1594/0x25f0
[  271.340600]  ? __lock_page_or_retry+0xa00/0xa00
[  271.345271]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.351072]  ? kasan_check_read+0x11/0x20
[  271.355236]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.360517]  ? rcu_bh_qs+0xc0/0xc0
[  271.364076]  ? filemap_map_pages+0xdea/0x1980
[  271.368585]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.373692]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  271.378964]  ? debug_object_free+0x325/0x690
[  271.383392]  ? find_get_pages_range_tag+0x1320/0x1320
[  271.388588]  ? graph_lock+0x170/0x170
[  271.392410]  ? kasan_check_read+0x11/0x20
[  271.396564]  ? debug_object_destroy+0x2b0/0x2b0
[  271.401251]  ? lock_acquire+0x1ed/0x520
[  271.405227]  ? ext4_filemap_fault+0x7a/0xad
[  271.409559]  ? lock_release+0x970/0x970
[  271.413538]  ? arch_local_save_flags+0x40/0x40
[  271.418152]  ? futex_wait_setup+0x3e0/0x3e0
[  271.422489]  ? down_read+0xb0/0x1d0
[  271.426124]  ? ext4_filemap_fault+0x7a/0xad
[  271.430444]  ? __down_interruptible+0x700/0x700
[  271.435644]  ext4_filemap_fault+0x82/0xad
[  271.439808]  __do_fault+0x100/0x6b0
[  271.443444]  ? print_bad_pte+0x6c0/0x6c0
[  271.447520]  ? do_futex+0x249/0x26d0
[  271.451256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.456807]  ? pmd_val+0x88/0x100
[  271.460263]  ? add_mm_counter_fast+0xd0/0xd0
[  271.464674]  ? pmd_val+0x88/0x100
[  271.468128]  ? add_mm_counter_fast+0xd0/0xd0
[  271.472546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.478090]  __handle_mm_fault+0x3709/0x53e0
[  271.482501]  ? perf_trace_lock+0x14d/0x7a0
[  271.486799]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  271.491646]  ? graph_lock+0x170/0x170
[  271.495446]  ? print_usage_bug+0xc0/0xc0
[  271.499504]  ? retint_kernel+0x2d/0x2d
[  271.503393]  ? graph_lock+0x170/0x170
[  271.507197]  ? graph_lock+0x170/0x170
[  271.511022]  ? handle_mm_fault+0x42a/0xc70
[  271.515260]  ? lock_downgrade+0x900/0x900
[  271.519426]  ? check_preemption_disabled+0x48/0x200
[  271.524479]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.530276]  ? kasan_check_read+0x11/0x20
[  271.534430]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.539725]  ? rcu_bh_qs+0xc0/0xc0
[  271.543262]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.548714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.554253]  ? check_preemption_disabled+0x48/0x200
[  271.559279]  handle_mm_fault+0x54f/0xc70
[  271.563346]  ? __handle_mm_fault+0x53e0/0x53e0
[  271.567937]  ? find_vma+0x34/0x190
[  271.571491]  __do_page_fault+0x67d/0xed0
[  271.575586]  ? mm_fault_error+0x380/0x380
[  271.579732]  ? trace_hardirqs_off+0xb8/0x300
[  271.584141]  ? trace_hardirqs_on+0x310/0x310
[  271.588554]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.593918]  ? trace_hardirqs_on+0x310/0x310
[  271.598340]  do_page_fault+0xf2/0x7e0
[  271.602147]  ? vmalloc_sync_all+0x30/0x30
[  271.606297]  ? error_entry+0x70/0xd0
[  271.610013]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.615028]  ? trace_hardirqs_on_caller+0xc0/0x300
[  271.619963]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.624891]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.629773]  ? trace_hardirqs_off+0x300/0x300
[  271.634282]  ? trace_hardirqs_off_caller+0x300/0x300
[  271.639390]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.644420]  ? page_fault+0x8/0x30
[  271.647982]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.652846]  ? page_fault+0x8/0x30
[  271.656388]  page_fault+0x1e/0x30
[  271.659857] RIP: 0033:0x40f9c0
[  271.663054] Code: Bad RIP value.
[  271.666415] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  271.671786] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  271.679057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  271.686324] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  271.693794] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  271.701064] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  271.708368] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  271.708373] warn_alloc_show_mem: 1 callbacks suppressed
[  271.708381] Mem-Info:
[  271.715662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.721077] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  271.721077]  active_file:18 inactive_file:16 isolated_file:0
[  271.721077]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.721077]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  271.721077]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  271.721077]  free:13723 free_pcp:140 free_cma:0
[  271.723451] Call Trace:
[  271.732875] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  271.765891]  <IRQ>
[  271.768474] Node 0 
[  271.796311]  dump_stack+0x1c4/0x2b4
[  271.798462] 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
[  271.800667]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.804268] lowmem_reserve[]:
[  271.829773]  warn_alloc.cold.118+0xb7/0x1bd
[  271.834936]  0
[  271.838036]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.842332]  2817
[  271.844131]  ? lock_downgrade+0x900/0x900
[  271.848942]  6321 6321
[  271.851013]  ? trace_hardirqs_off+0xb8/0x300
[  271.857626]  ? trace_hardirqs_off+0xb8/0x300
[  271.862020] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  271.866457]  __alloc_pages_slowpath+0x2667/0x2d80
[  271.866499]  ? warn_alloc+0x120/0x120
[  271.893792] lowmem_reserve[]: 0
[  271.898640]  ? trace_hardirqs_on+0x310/0x310
[  271.902432]  0
[  271.905707]  ? warn_alloc+0x120/0x120
[  271.910093]  3503
[  271.911893]  ? print_usage_bug+0xc0/0xc0
[  271.915669]  3503
[  271.917726]  ? warn_alloc+0x120/0x120
[  271.923825]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  271.927598] Node 0 
[  271.932605]  ? print_usage_bug+0xc0/0xc0
[  271.932636] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  271.932643] lowmem_reserve[]:
[  271.934878]  ? __lock_acquire+0x7ec/0x4ec0
[  271.938918]  0
[  271.967276]  ? __lock_acquire+0x7ec/0x4ec0
[  271.970357]  0
[  271.974585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.976361]  0
[  271.980595]  ? should_fail+0x22d/0xd01
[  271.982368]  0
[  271.987900]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.993579]  ? __lock_acquire+0x7ec/0x4ec0
[  271.995357] Node 0 
[  272.000458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.004664] DMA: 
[  272.006902]  ? __lock_acquire+0x7ec/0x4ec0
[  272.011981] 1*4kB 
[  272.014037]  ? should_fail+0x22d/0xd01
[  272.018245] (U) 
[  272.020393]  ? print_usage_bug+0xc0/0xc0
[  272.024255] 0*8kB 
[  272.026233]  ? mark_held_locks+0x130/0x130
[  272.030264] 0*16kB 
[  272.032406]  ? mark_held_locks+0x130/0x130
[  272.036618] 1*32kB 
[  272.038852]  ? graph_lock+0x170/0x170
[  272.043055] (U) 
[  272.045290]  ? print_usage_bug+0xc0/0xc0
[  272.049070] 2*64kB 
[  272.051054]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.055078] (U) 
[  272.057313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.062040] 1*128kB (U) 1*256kB 
[  272.064029]  ? check_preemption_disabled+0x48/0x200
[  272.069534] (U) 
[  272.072899]  ? check_preemption_disabled+0x48/0x200
[  272.077883] 0*512kB 1*1024kB 
[  272.079869]  ? __lock_is_held+0xb5/0x140
[  272.084866] (U) 
[  272.087972]  __alloc_pages_nodemask+0xa80/0xde0
[  272.092007] 1*2048kB 
[  272.093975]  ? graph_lock+0x170/0x170
[  272.098618] (M) 
[  272.101036]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.104814] 3*4096kB 
[  272.106793]  ? graph_lock+0x170/0x170
[  272.111794] (M) 
[  272.114211]  ? find_held_lock+0x36/0x1c0
[  272.117979] = 15908kB
[  272.117987] Node 0 
[  272.119967]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.123994] DMA32: 3*4kB 
[  272.126408]  ? lock_downgrade+0x900/0x900
[  272.128619] (UM) 
[  272.133292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.136014] 0*8kB 3*16kB 
[  272.140171]  cache_grow_begin+0x91/0x8c0
[  272.142206] (M) 
[  272.147866]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.150603] 2*32kB 
[  272.154661]  fallback_alloc+0x203/0x2e0
[  272.156610] (UM) 
[  272.161019]  ____cache_alloc_node+0x1c7/0x1e0
[  272.163224] 2*64kB (M) 
[  272.167207]  kmem_cache_alloc_node+0xe3/0x730
[  272.169247] 3*128kB 
[  272.173766]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.176326] (M) 
[  272.180826]  __alloc_skb+0x119/0x770
[  272.183125] 2*256kB 
[  272.187356]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.189317] (M) 
[  272.193025]  ? skb_scrub_packet+0x490/0x490
[  272.195333] 3*512kB 
[  272.200603]  ? lock_downgrade+0x900/0x900
[  272.202563] (M) 
[  272.206884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.209175] 4*1024kB (UM) 
[  272.213327]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.215281] 3*2048kB 
[  272.220817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.223652] (UM) 
[  272.229110]  ? addrconf_rs_timer+0x6f0/0x6f0
[  272.231500] 3*4096kB 
[  272.236955]  ndisc_alloc_skb+0x144/0x340
[  272.238983] (M) 
[  272.243386]  ndisc_send_rs+0x331/0x6e0
[  272.245776] = 25212kB
[  272.249843]  addrconf_rs_timer+0x3c0/0x6f0
[  272.251801] Node 0 
[  272.255685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.258068] Normal: 
[  272.262310]  call_timer_fn+0x272/0x920
[  272.264517] 1019*4kB 
[  272.268773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.271078] (MEH) 
[  272.274959]  ? process_timeout+0x40/0x40
[  272.277345] 374*8kB 
[  272.281577]  ? find_held_lock+0x36/0x1c0
[  272.283705] (UMEH) 
[  272.287772]  ? __run_timers+0x7da/0xc70
[  272.290076] 169*16kB 
[  272.294137]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.296345] (UMEH) 
[  272.300571]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.302960] 71*32kB 
[  272.307447]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.309663] (UMH) 
[  272.314150]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  272.316449] 17*64kB 
[  272.320678]  ? trace_hardirqs_on+0xbd/0x310
[  272.322808] (UMH) 
[  272.327420]  ? kasan_check_read+0x11/0x20
[  272.329720] 3*128kB 
[  272.334069]  ? __run_timers+0x7da/0xc70
[  272.336191] (H) 
[  272.340337]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.342635] 1*256kB (H) 
[  272.346626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.348578] 0*512kB 
[  272.354023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.356686] 0*1024kB 
[  272.360924]  __run_timers+0x7e5/0xc70
[  272.363232] 0*2048kB 
[  272.367471]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  272.369851] 0*4096kB 
[  272.373645]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.376031] = 13772kB
[  272.381390]  ? graph_lock+0x170/0x170
[  272.383789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  272.388845]  ? enqueue_hrtimer+0x1a5/0x560
[  272.391239] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  272.395056]  ? lock_release+0x970/0x970
[  272.403879] 4154 total pagecache pages
[  272.408121]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.416681] 0 pages in swap cache
[  272.420641]  ? find_held_lock+0x36/0x1c0
[  272.424505] Swap cache stats: add 0, delete 0, find 0/0
[  272.429681]  ? graph_lock+0x170/0x170
[  272.433155] Free swap  = 0kB
[  272.437208]  ? pvclock_read_flags+0x160/0x160
[  272.442549] Total swap = 0kB
[  272.446349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.449341] 1965979 pages RAM
[  272.453833]  ? check_preemption_disabled+0x48/0x200
[  272.456825] 0 pages HighMem/MovableOnly
[  272.462361]  ? __lock_is_held+0xb5/0x140
[  272.465440] 342744 pages reserved
[  272.470446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.474396] 0 pages cma reserved
[  272.478452]  ? check_preemption_disabled+0x48/0x200
[  272.481960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.487443]  run_timer_softirq+0x52/0xb0
[  272.487459]  ? rcu_read_lock_sched_held+0x108/0x120
[  272.487478]  __do_softirq+0x30b/0xad8
[  272.490892] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.495836]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  272.502295] syz-fuzzer cpuset=
[  272.506355]  ? pvclock_read_flags+0x160/0x160
[  272.511344] /
[  272.515138]  ? lapic_next_event+0x5a/0x90
[  272.525344]  mems_allowed=0
[  272.530465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.552394]  ? check_preemption_disabled+0x48/0x200
[  272.557414]  ? check_preemption_disabled+0x48/0x200
[  272.562441]  ? kvm_clock_read+0x18/0x30
[  272.566420]  ? kvm_sched_clock_read+0x9/0x20
[  272.570836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.576375]  ? check_preemption_disabled+0x48/0x200
[  272.581494]  irq_exit+0x17f/0x1c0
[  272.584956]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.589809]  ? smp_reschedule_interrupt+0x109/0x650
[  272.594831]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.600721]  ? interrupt_entry+0xb5/0xf0
[  272.604795]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.609821]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.614841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.619685]  ? trace_hardirqs_off+0x300/0x300
[  272.624183]  ? trace_hardirqs_off+0x300/0x300
[  272.628680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.634222]  ? check_preemption_disabled+0x48/0x200
[  272.639237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.644793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.649647]  apic_timer_interrupt+0xf/0x20
[  272.653889]  </IRQ>
[  272.656129] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  272.661065] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  272.679967] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  272.687690] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.694970] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  272.702239] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  272.709504] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  272.716770] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  272.724098]  skb_clone+0x1bb/0x500
[  272.727643]  ? finish_task_switch+0x2f5/0x900
[  272.732140]  ? skb_split+0x11e0/0x11e0
[  272.736031]  ? preempt_notifier_register+0x200/0x200
[  272.741142]  ? __switch_to_asm+0x34/0x70
[  272.745203]  ? __switch_to_asm+0x34/0x70
[  272.749261]  ? __switch_to_asm+0x40/0x70
[  272.753321]  ? __switch_to_asm+0x34/0x70
[  272.757382]  ? __switch_to_asm+0x40/0x70
[  272.761454]  ? __switch_to_asm+0x34/0x70
[  272.765514]  ? __switch_to_asm+0x40/0x70
[  272.769572]  ? __switch_to_asm+0x34/0x70
[  272.773638]  ? __switch_to_asm+0x34/0x70
[  272.777700]  ? __switch_to_asm+0x40/0x70
[  272.781758]  ? __switch_to_asm+0x34/0x70
[  272.785841]  bpf_clone_redirect+0xb9/0x490
[  272.790084]  ? __schedule+0x874/0x1ed0
[  272.793986]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  272.799008]  ? __sched_text_start+0x8/0x8
[  272.803163]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.807936]  ? find_held_lock+0x36/0x1c0
[  272.812006]  ? lock_acquire+0x1ed/0x520
[  272.816000]  ? bpf_test_run+0x32e/0x5a0
[  272.819980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.825548]  ? check_preemption_disabled+0x48/0x200
[  272.830580]  ? kasan_check_read+0x11/0x20
[  272.834733]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.840013]  ? rcu_bh_qs+0xc0/0xc0
[  272.843580]  ? preempt_schedule+0x4d/0x60
[  272.847741]  ? ___preempt_schedule+0x16/0x18
[  272.852158]  ? bpf_test_run+0x1c0/0x5a0
[  272.856147]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.860586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.866122]  ? bpf_test_init.isra.9+0x70/0x100
[  272.870726]  ? bpf_prog_test_run_skb+0x634/0xb40
[  272.875495]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  272.880337]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.885877]  ? fput+0x130/0x1a0
[  272.889159]  ? __bpf_prog_get+0x9b/0x290
[  272.893227]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  272.898071]  ? bpf_prog_test_run+0x130/0x1a0
[  272.902490]  ? __x64_sys_bpf+0x3d8/0x510
[  272.906556]  ? bpf_prog_get+0x20/0x20
[  272.910368]  ? ksys_ioctl+0x81/0xd0
[  272.914009]  ? do_syscall_64+0x1b9/0x820
[  272.918081]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  272.923447]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.928384]  ? trace_hardirqs_off+0x300/0x300
[  272.932884]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.937903]  ? recalc_sigpending_tsk+0x180/0x180
[  272.942663]  ? kasan_check_write+0x14/0x20
[  272.946906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.951758]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.957155] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  272.957249] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.964084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.964092] Call Trace:
[  272.970687] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.979920]  <IRQ>
[  272.982491] syz-executor7 cpuset=
[  272.992977]  dump_stack+0x1c4/0x2b4
[  272.995103] syz7
[  272.998587]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.002210]  mems_allowed=0
[  273.004202]  warn_alloc.cold.118+0xb7/0x1bd
[  273.016593]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.021445]  ? lock_downgrade+0x900/0x900
[  273.025621]  ? trace_hardirqs_off+0xb8/0x300
[  273.030041]  ? trace_hardirqs_off+0xb8/0x300
[  273.034460]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.039337]  ? warn_alloc+0x120/0x120
[  273.043150]  ? warn_alloc+0x120/0x120
[  273.046958]  ? print_usage_bug+0xc0/0xc0
[  273.051021]  ? warn_alloc+0x120/0x120
[  273.054828]  ? print_usage_bug+0xc0/0xc0
[  273.058913]  ? __lock_acquire+0x7ec/0x4ec0
[  273.063148]  ? __lock_acquire+0x7ec/0x4ec0
[  273.067388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.072931]  ? should_fail+0x22d/0xd01
[  273.076840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.081947]  ? __lock_acquire+0x7ec/0x4ec0
[  273.086189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.091292]  ? __lock_acquire+0x7ec/0x4ec0
[  273.095524]  ? should_fail+0x22d/0xd01
[  273.099474]  ? mark_held_locks+0x130/0x130
[  273.103722]  ? mark_held_locks+0x130/0x130
[  273.107982]  ? graph_lock+0x170/0x170
[  273.111789]  ? graph_lock+0x170/0x170
[  273.115611]  ? graph_lock+0x170/0x170
[  273.119410]  ? print_usage_bug+0xc0/0xc0
[  273.123497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.129033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.134581]  ? check_preemption_disabled+0x48/0x200
[  273.139598]  ? check_preemption_disabled+0x48/0x200
[  273.144631]  ? __lock_is_held+0xb5/0x140
[  273.148704]  __alloc_pages_nodemask+0xa80/0xde0
[  273.153377]  ? graph_lock+0x170/0x170
[  273.157182]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.162200]  ? graph_lock+0x170/0x170
[  273.166018]  ? find_held_lock+0x36/0x1c0
[  273.170095]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.174771]  ? lock_downgrade+0x900/0x900
[  273.178939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.184487]  cache_grow_begin+0x91/0x8c0
[  273.188558]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.192990]  fallback_alloc+0x203/0x2e0
[  273.196974]  ____cache_alloc_node+0x1c7/0x1e0
[  273.201834]  kmem_cache_alloc_node+0xe3/0x730
[  273.206336]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.210619]  __alloc_skb+0x119/0x770
[  273.214339]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.219622]  ? skb_scrub_packet+0x490/0x490
[  273.223943]  ? lock_downgrade+0x900/0x900
[  273.228102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.233671]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.239143]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.244620]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.249059]  ndisc_alloc_skb+0x144/0x340
[  273.253129]  ndisc_send_rs+0x331/0x6e0
[  273.257023]  addrconf_rs_timer+0x3c0/0x6f0
[  273.261267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.265524]  call_timer_fn+0x272/0x920
[  273.269418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.273674]  ? process_timeout+0x40/0x40
[  273.277771]  ? find_held_lock+0x36/0x1c0
[  273.281880]  ? mark_held_locks+0xc7/0x130
[  273.286036]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.290532]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.295050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.299289]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.304073]  ? trace_hardirqs_on+0xbd/0x310
[  273.308396]  ? kasan_check_read+0x11/0x20
[  273.312593]  ? __run_timers+0x7da/0xc70
[  273.316597]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.322052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.326323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.330564]  __run_timers+0x7e5/0xc70
[  273.334420]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.339824]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.344848]  ? graph_lock+0x170/0x170
[  273.348653]  ? print_usage_bug+0xc0/0xc0
[  273.352714]  ? lock_release+0x970/0x970
[  273.356694]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.361899]  ? find_held_lock+0x36/0x1c0
[  273.365969]  ? graph_lock+0x170/0x170
[  273.369779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.375331]  ? check_preemption_disabled+0x48/0x200
[  273.380403]  ? __lock_is_held+0xb5/0x140
[  273.384465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.390006]  ? check_preemption_disabled+0x48/0x200
[  273.395034]  run_timer_softirq+0x52/0xb0
[  273.399118]  ? rcu_read_lock_sched_held+0x108/0x120
[  273.404141]  __do_softirq+0x30b/0xad8
[  273.407956]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.413069]  ? pvclock_read_flags+0x160/0x160
[  273.417575]  ? lapic_next_event+0x5a/0x90
[  273.421731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.427271]  ? check_preemption_disabled+0x48/0x200
[  273.432738]  ? check_preemption_disabled+0x48/0x200
[  273.437762]  ? kvm_clock_read+0x18/0x30
[  273.441749]  ? kvm_sched_clock_read+0x9/0x20
[  273.446175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.451716]  ? check_preemption_disabled+0x48/0x200
[  273.456777]  irq_exit+0x17f/0x1c0
[  273.460249]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.465124]  ? smp_reschedule_interrupt+0x109/0x650
[  273.470177]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.476061]  ? interrupt_entry+0xb5/0xf0
[  273.480129]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.485147]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.490170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.495013]  ? trace_hardirqs_off+0x300/0x300
[  273.499508]  ? trace_hardirqs_off+0x300/0x300
[  273.504014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.509563]  ? check_preemption_disabled+0x48/0x200
[  273.514580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.520143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.525002]  apic_timer_interrupt+0xf/0x20
[  273.529231]  </IRQ>
[  273.531487] RIP: 0010:console_unlock+0x1017/0x11a0
[  273.536422] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  273.555344] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  273.563063] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  273.570332] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  273.577598] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  273.584865] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  273.592138] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  273.599430]  ? netconsole_netdev_event+0x280/0x280
[  273.604400]  ? console_unlock+0x100e/0x11a0
[  273.608745]  ? devkmsg_read+0xbb0/0xbb0
[  273.612720]  ? vprintk_emit+0x7f7/0x930
[  273.616699]  ? lock_release+0x970/0x970
[  273.620679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.626131]  ? vprintk_default+0x28/0x30
[  273.630194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.635716]  ? kasan_check_write+0x14/0x20
[  273.639958]  ? do_raw_spin_lock+0xc1/0x200
[  273.644206]  vprintk_emit+0x33d/0x930
[  273.648016]  ? wake_up_klogd+0x180/0x180
[  273.652092]  ? lockdep_hardirqs_on+0x421/0x5c0
[  273.656695]  ? retint_kernel+0x2d/0x2d
[  273.660586]  ? find_held_lock+0x36/0x1c0
[  273.664683]  ? mark_held_locks+0xc7/0x130
[  273.668833]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.673328]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.677834]  vprintk_default+0x28/0x30
[  273.681727]  vprintk_func+0x7e/0x181
[  273.685460]  printk+0xa7/0xcf
[  273.688579]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  273.693342]  ? _raw_spin_unlock_irq+0x60/0x80
[  273.697854]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  273.703147]  dump_header+0x7cc/0xf72
[  273.706876]  ? pagefault_out_of_memory+0x197/0x197
[  273.711823]  ? mark_held_locks+0x130/0x130
[  273.716060]  ? __lock_acquire+0x7ec/0x4ec0
[  273.720297]  ? mem_cgroup_charge_statistics+0x780/0x780
[  273.725661]  ? print_usage_bug+0xc0/0xc0
[  273.729754]  ? print_usage_bug+0xc0/0xc0
[  273.733830]  ? graph_lock+0x170/0x170
[  273.737630]  ? graph_lock+0x170/0x170
[  273.741435]  ? print_usage_bug+0xc0/0xc0
[  273.745539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.751119]  ? find_held_lock+0x36/0x1c0
[  273.755198]  ? mark_held_locks+0xc7/0x130
[  273.759355]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.764458]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.769569]  ? lockdep_hardirqs_on+0x421/0x5c0
[  273.774159]  ? trace_hardirqs_on+0xbd/0x310
[  273.778489]  ? kasan_check_read+0x11/0x20
[  273.782643]  ? ___ratelimit+0x36f/0x655
[  273.786627]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.792096]  ? trace_hardirqs_on+0x310/0x310
[  273.796531]  ? lock_downgrade+0x900/0x900
[  273.800708]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  273.805819]  ? ___ratelimit+0xaa/0x655
[  273.809712]  ? idr_get_free+0xec0/0xec0
[  273.813717]  ? kasan_check_write+0x14/0x20
[  273.817962]  ? do_raw_spin_lock+0xc1/0x200
[  273.822209]  oom_kill_process.cold.27+0x10/0x903
[  273.826969]  ? graph_lock+0x170/0x170
[  273.830769]  ? _raw_spin_unlock+0x2c/0x50
[  273.834935]  ? oom_badness+0xe6/0xaa0
[  273.838745]  ? oom_evaluate_task+0x540/0x540
[  273.843164]  ? find_held_lock+0x36/0x1c0
[  273.847234]  ? out_of_memory+0x974/0x14c0
[  273.851398]  ? lock_downgrade+0x900/0x900
[  273.855568]  ? check_preemption_disabled+0x48/0x200
[  273.860602]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.866430]  ? kasan_check_read+0x11/0x20
[  273.870586]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.875870]  ? rcu_bh_qs+0xc0/0xc0
[  273.879417]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.884431]  ? oom_evaluate_task+0x302/0x540
[  273.888850]  out_of_memory+0xa86/0x14c0
[  273.892835]  ? oom_killer_disable+0x3a0/0x3a0
[  273.897334]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  273.902279]  ? __mutex_add_waiter+0x2a0/0x2a0
[  273.906811]  __alloc_pages_slowpath+0x2318/0x2d80
[  273.911692]  ? warn_alloc+0x120/0x120
[  273.915524]  ? find_get_entry+0x2f2/0xc40
[  273.919704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.925249]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  273.930180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.935721]  ? should_fail+0x22d/0xd01
[  273.939614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.944725]  ? __lock_is_held+0xb5/0x140
[  273.948823]  ? __lock_is_held+0xb5/0x140
[  273.952972]  ? find_held_lock+0x36/0x1c0
[  273.957042]  ? ___might_sleep+0x1ed/0x300
[  273.961192]  ? lock_release+0x970/0x970
[  273.965167]  ? arch_local_save_flags+0x40/0x40
[  273.969776]  ? __might_sleep+0x95/0x190
[  273.973820]  __alloc_pages_nodemask+0xa80/0xde0
[  273.978505]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.983526]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.989332]  ? kasan_check_read+0x11/0x20
[  273.993483]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.998763]  ? graph_lock+0x170/0x170
[  274.002591]  ? print_usage_bug+0xc0/0xc0
[  274.006655]  ? graph_lock+0x170/0x170
[  274.010453]  ? graph_lock+0x170/0x170
[  274.014253]  ? __do_page_cache_readahead+0x7ce/0x980
[  274.019365]  ? find_held_lock+0x36/0x1c0
[  274.023442]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  274.028985]  alloc_pages_current+0x10c/0x210
[  274.033408]  ? lock_downgrade+0x900/0x900
[  274.037584]  __page_cache_alloc+0x38f/0x5b0
[  274.041924]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.047727]  ? kasan_check_read+0x11/0x20
[  274.051885]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.057170]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  274.061847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.067395]  ? check_preemption_disabled+0x48/0x200
[  274.072420]  filemap_fault+0x1594/0x25f0
[  274.076499]  ? __lock_page_or_retry+0xa00/0xa00
[  274.081188]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.086989]  ? kasan_check_read+0x11/0x20
[  274.091138]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.096420]  ? rcu_bh_qs+0xc0/0xc0
[  274.099979]  ? filemap_map_pages+0xdea/0x1980
[  274.104488]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.109631]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  274.114910]  ? debug_object_free+0x325/0x690
[  274.119323]  ? find_get_pages_range_tag+0x1320/0x1320
[  274.124527]  ? graph_lock+0x170/0x170
[  274.128364]  ? kasan_check_read+0x11/0x20
[  274.132516]  ? debug_object_destroy+0x2b0/0x2b0
[  274.137205]  ? lock_acquire+0x1ed/0x520
[  274.141184]  ? ext4_filemap_fault+0x7a/0xad
[  274.145516]  ? lock_release+0x970/0x970
[  274.149501]  ? arch_local_save_flags+0x40/0x40
[  274.154096]  ? futex_wait_setup+0x3e0/0x3e0
[  274.158435]  ? down_read+0xb0/0x1d0
[  274.162067]  ? ext4_filemap_fault+0x7a/0xad
[  274.166390]  ? __down_interruptible+0x700/0x700
[  274.171081]  ext4_filemap_fault+0x82/0xad
[  274.175241]  __do_fault+0x100/0x6b0
[  274.178874]  ? print_bad_pte+0x6c0/0x6c0
[  274.182965]  ? do_futex+0x249/0x26d0
[  274.186684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.192238]  ? pmd_val+0x88/0x100
[  274.195698]  ? add_mm_counter_fast+0xd0/0xd0
[  274.200111]  ? pmd_val+0x88/0x100
[  274.203572]  ? add_mm_counter_fast+0xd0/0xd0
[  274.207992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.213551]  __handle_mm_fault+0x3709/0x53e0
[  274.217968]  ? perf_trace_lock+0x14d/0x7a0
[  274.222217]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  274.227065]  ? graph_lock+0x170/0x170
[  274.230872]  ? print_usage_bug+0xc0/0xc0
[  274.234935]  ? retint_kernel+0x2d/0x2d
[  274.238834]  ? graph_lock+0x170/0x170
[  274.242634]  ? graph_lock+0x170/0x170
[  274.246463]  ? handle_mm_fault+0x42a/0xc70
[  274.250702]  ? lock_downgrade+0x900/0x900
[  274.254853]  ? check_preemption_disabled+0x48/0x200
[  274.259885]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.265687]  ? kasan_check_read+0x11/0x20
[  274.269843]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.275124]  ? rcu_bh_qs+0xc0/0xc0
[  274.278678]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.284157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.289714]  ? check_preemption_disabled+0x48/0x200
[  274.294778]  handle_mm_fault+0x54f/0xc70
[  274.298883]  ? __handle_mm_fault+0x53e0/0x53e0
[  274.303470]  ? find_vma+0x34/0x190
[  274.307019]  __do_page_fault+0x67d/0xed0
[  274.311095]  ? mm_fault_error+0x380/0x380
[  274.315246]  ? trace_hardirqs_off+0xb8/0x300
[  274.319661]  ? trace_hardirqs_on+0x310/0x310
[  274.324098]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.329466]  ? trace_hardirqs_on+0x310/0x310
[  274.333892]  do_page_fault+0xf2/0x7e0
[  274.337712]  ? vmalloc_sync_all+0x30/0x30
[  274.341865]  ? error_entry+0x70/0xd0
[  274.345643]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.350661]  ? trace_hardirqs_on_caller+0xc0/0x300
[  274.355595]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.360539]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.365387]  ? trace_hardirqs_off+0x300/0x300
[  274.369880]  ? trace_hardirqs_off_caller+0x300/0x300
[  274.374990]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.380012]  ? page_fault+0x8/0x30
[  274.383655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.388500]  ? page_fault+0x8/0x30
[  274.392044]  page_fault+0x1e/0x30
[  274.395513] RIP: 0033:0x40f9c0
[  274.398747] Code: Bad RIP value.
[  274.402108] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  274.407472] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  274.414746] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  274.422014] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  274.429280] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  274.436565] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  274.443878] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  274.443883] warn_alloc_show_mem: 1 callbacks suppressed
[  274.443891] Mem-Info:
[  274.451163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.451171] Call Trace:
[  274.456570] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  274.456570]  active_file:18 inactive_file:16 isolated_file:0
[  274.456570]  unevictable:0 dirty:0 writeback:0 unstable:0
[  274.456570]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  274.456570]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  274.456570]  free:13723 free_pcp:140 free_cma:0
[  274.458937]  <IRQ>
[  274.468315] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  274.470903]  dump_stack+0x1c4/0x2b4
[  274.503935] Node 0 
[  274.506107]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.533949] 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
[  274.537564]  warn_alloc.cold.118+0xb7/0x1bd
[  274.539766] lowmem_reserve[]:
[  274.544964]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.570443]  0
[  274.574793]  ? lock_downgrade+0x900/0x900
[  274.577863]  2817 6321
[  274.582723]  ? trace_hardirqs_off+0xb8/0x300
[  274.584495]  6321
[  274.588640]  ? trace_hardirqs_off+0xb8/0x300
[  274.595516]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.597562] Node 0 
[  274.601987]  ? warn_alloc+0x120/0x120
[  274.606812] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  274.609017]  ? trace_hardirqs_on+0x310/0x310
[  274.612803] lowmem_reserve[]:
[  274.639552]  ? warn_alloc+0x120/0x120
[  274.643958]  0
[  274.647070]  ? print_usage_bug+0xc0/0xc0
[  274.650837]  0
[  274.652652]  ? warn_alloc+0x120/0x120
[  274.656679]  3503 3503
[  274.658492]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  274.664763]  ? print_usage_bug+0xc0/0xc0
[  274.669755] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  274.673859]  ? __lock_acquire+0x7ec/0x4ec0
[  274.673889]  ? __lock_acquire+0x7ec/0x4ec0
[  274.702865] lowmem_reserve[]: 0
[  274.707136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.711331]  0
[  274.714617]  ? should_fail+0x22d/0xd01
[  274.720120]  0 0
[  274.721946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.727779]  ? __lock_acquire+0x7ec/0x4ec0
[  274.732877] Node 0 DMA: 
[  274.737110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.737126]  ? __lock_acquire+0x7ec/0x4ec0
[  274.739776] 1*4kB 
[  274.744880]  ? should_fail+0x22d/0xd01
[  274.749107] (U) 
[  274.751306]  ? print_usage_bug+0xc0/0xc0
[  274.755172] 0*8kB 
[  274.757149]  ? mark_held_locks+0x130/0x130
[  274.761180] 0*16kB 
[  274.763328]  ? mark_held_locks+0x130/0x130
[  274.767536] 1*32kB 
[  274.769794]  ? graph_lock+0x170/0x170
[  274.773995] (U) 
[  274.776231]  ? print_usage_bug+0xc0/0xc0
[  274.780006] 2*64kB 
[  274.781983]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.786011] (U) 
[  274.788247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.792974] 1*128kB 
[  274.794954]  ? check_preemption_disabled+0x48/0x200
[  274.800460] (U) 
[  274.802819]  ? check_preemption_disabled+0x48/0x200
[  274.807812] 1*256kB 
[  274.809798]  ? __lock_is_held+0xb5/0x140
[  274.814791] (U) 
[  274.817162]  __alloc_pages_nodemask+0xa80/0xde0
[  274.821193] 0*512kB 
[  274.823164]  ? graph_lock+0x170/0x170
[  274.827810] 1*1024kB (U) 
[  274.830138]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.833928] 1*2048kB 
[  274.836679]  ? graph_lock+0x170/0x170
[  274.841673] (M) 
[  274.844090]  ? find_held_lock+0x36/0x1c0
[  274.847879] 3*4096kB 
[  274.849870]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.853897] (M) 
[  274.856305]  ? lock_downgrade+0x900/0x900
[  274.860949] = 15908kB
[  274.862924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.867044] Node 0 
[  274.869460]  cache_grow_begin+0x91/0x8c0
[  274.874970] DMA32: 
[  274.877219]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.881242] 3*4kB 
[  274.883487]  fallback_alloc+0x203/0x2e0
[  274.887862] (UM) 
[  274.890014]  ____cache_alloc_node+0x1c7/0x1e0
[  274.893973] 0*8kB 
[  274.896038]  kmem_cache_alloc_node+0xe3/0x730
[  274.900508] 3*16kB 
[  274.902667]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.907130] (M) 
[  274.909379]  __alloc_skb+0x119/0x770
[  274.913590] 2*32kB 
[  274.915597]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.919292] (UM) 
[  274.921539]  ? skb_scrub_packet+0x490/0x490
[  274.926809] 2*64kB (M) 
[  274.928880]  ? lock_downgrade+0x900/0x900
[  274.933169] 3*128kB (M) 
[  274.935778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.939902] 2*256kB 
[  274.942588]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.948194] (M) 
[  274.950553]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.955996] 3*512kB 
[  274.957975]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.963394] (M) 
[  274.965742]  ndisc_alloc_skb+0x144/0x340
[  274.970107] 4*1024kB (UM) 
[  274.972097]  ndisc_send_rs+0x331/0x6e0
[  274.976124] 3*2048kB 
[  274.978972]  addrconf_rs_timer+0x3c0/0x6f0
[  274.982825] (UM) 
[  274.985241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.989450] 3*4096kB (M) 
[  274.991531]  call_timer_fn+0x272/0x920
[  274.995728] = 25212kB
[  274.998483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.002344] Node 0 
[  275.004760]  ? process_timeout+0x40/0x40
[  275.008967] Normal: 
[  275.011203]  ? find_held_lock+0x36/0x1c0
[  275.015241] 1019*4kB 
[  275.017574]  ? __run_timers+0x7da/0xc70
[  275.021607] (MEH) 
[  275.024084]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.028029] 374*8kB 
[  275.030185]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.034655] (UMEH) 
[  275.036995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.041468] 169*16kB 
[  275.043718]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  275.047926] (UMEH) 
[  275.050345]  ? trace_hardirqs_on+0xbd/0x310
[  275.054897] 71*32kB 
[  275.057136]  ? kasan_check_read+0x11/0x20
[  275.061429] (UMH) 
[  275.063760]  ? __run_timers+0x7da/0xc70
[  275.067876] 17*64kB (UMH) 
[  275.070037]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.073982] 3*128kB 
[  275.076832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.082263] (H) 
[  275.084602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.088817] 1*256kB 
[  275.090803]  __run_timers+0x7e5/0xc70
[  275.095005] (H) 
[  275.097344]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  275.101104] 0*512kB 
[  275.103085]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.108416] 0*1024kB 0*2048kB 
[  275.110758]  ? graph_lock+0x170/0x170
[  275.115746] 0*4096kB 
[  275.118943]  ? enqueue_hrtimer+0x1a5/0x560
[  275.122712] = 13772kB
[  275.125120]  ? lock_release+0x970/0x970
[  275.129335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  275.131737]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.135691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  275.144518]  ? find_held_lock+0x36/0x1c0
[  275.149681] 4154 total pagecache pages
[  275.158269]  ? graph_lock+0x170/0x170
[  275.162337] 0 pages in swap cache
[  275.166208]  ? pvclock_read_flags+0x160/0x160
[  275.169983] Swap cache stats: add 0, delete 0, find 0/0
[  275.169992] Free swap  = 0kB
[  275.173443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.177910] Total swap = 0kB
[  275.183276]  ? check_preemption_disabled+0x48/0x200
[  275.186287] 1965979 pages RAM
[  275.191836]  ? __lock_is_held+0xb5/0x140
[  275.194822] 0 pages HighMem/MovableOnly
[  275.199850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.202910] 342744 pages reserved
[  275.202919] 0 pages cma reserved
[  275.206985]  ? check_preemption_disabled+0x48/0x200
[  275.211029] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.216459]  run_timer_softirq+0x52/0xb0
[  275.220012] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.223253]  ? rcu_read_lock_sched_held+0x108/0x120
[  275.228246] syz-fuzzer cpuset=
[  275.234738]  __do_softirq+0x30b/0xad8
[  275.238776] /
[  275.249022]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  275.254010]  mems_allowed=0
[  275.257201]  ? pvclock_read_flags+0x160/0x160
[  275.275252]  ? lapic_next_event+0x5a/0x90
[  275.279427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.284988]  ? check_preemption_disabled+0x48/0x200
[  275.290026]  ? check_preemption_disabled+0x48/0x200
[  275.295072]  ? kvm_clock_read+0x18/0x30
[  275.299058]  ? kvm_sched_clock_read+0x9/0x20
[  275.303953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.309503]  ? check_preemption_disabled+0x48/0x200
[  275.314557]  irq_exit+0x17f/0x1c0
[  275.318027]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.322881]  ? smp_reschedule_interrupt+0x109/0x650
[  275.327926]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.333829]  ? interrupt_entry+0xb5/0xf0
[  275.337901]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.342924]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.347957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.352817]  ? trace_hardirqs_off+0x300/0x300
[  275.357331]  ? trace_hardirqs_off+0x300/0x300
[  275.361841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.367390]  ? check_preemption_disabled+0x48/0x200
[  275.372425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.377997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.382854]  apic_timer_interrupt+0xf/0x20
[  275.387087]  </IRQ>
[  275.389338] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  275.394276] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  275.413193] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  275.420914] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  275.428186] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  275.435829] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  275.443832] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  275.451131] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  275.458476]  skb_clone+0x1bb/0x500
[  275.462034]  ? finish_task_switch+0x2f5/0x900
[  275.466550]  ? skb_split+0x11e0/0x11e0
[  275.470443]  ? preempt_notifier_register+0x200/0x200
[  275.475556]  ? __switch_to_asm+0x34/0x70
[  275.479628]  ? __switch_to_asm+0x34/0x70
[  275.483687]  ? __switch_to_asm+0x40/0x70
[  275.487747]  ? __switch_to_asm+0x34/0x70
[  275.491815]  ? __switch_to_asm+0x40/0x70
[  275.495871]  ? __switch_to_asm+0x34/0x70
[  275.499931]  ? __switch_to_asm+0x40/0x70
[  275.503989]  ? __switch_to_asm+0x34/0x70
[  275.508065]  ? __switch_to_asm+0x34/0x70
[  275.512128]  ? __switch_to_asm+0x40/0x70
[  275.516188]  ? __switch_to_asm+0x34/0x70
[  275.520262]  bpf_clone_redirect+0xb9/0x490
[  275.524501]  ? __schedule+0x874/0x1ed0
[  275.528416]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  275.533441]  ? __sched_text_start+0x8/0x8
[  275.537606]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.542391]  ? find_held_lock+0x36/0x1c0
[  275.546462]  ? lock_acquire+0x1ed/0x520
[  275.550438]  ? bpf_test_run+0x32e/0x5a0
[  275.554420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.559968]  ? check_preemption_disabled+0x48/0x200
[  275.564993]  ? kasan_check_read+0x11/0x20
[  275.569156]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.574436]  ? rcu_bh_qs+0xc0/0xc0
[  275.577989]  ? preempt_schedule+0x4d/0x60
[  275.582147]  ? ___preempt_schedule+0x16/0x18
[  275.586568]  ? bpf_test_run+0x1c0/0x5a0
[  275.590558]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.594983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.600532]  ? bpf_test_init.isra.9+0x70/0x100
[  275.605151]  ? bpf_prog_test_run_skb+0x634/0xb40
[  275.609930]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.614776]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.620331]  ? fput+0x130/0x1a0
[  275.623613]  ? __bpf_prog_get+0x9b/0x290
[  275.627697]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.632546]  ? bpf_prog_test_run+0x130/0x1a0
[  275.636965]  ? __x64_sys_bpf+0x3d8/0x510
[  275.641035]  ? bpf_prog_get+0x20/0x20
[  275.644860]  ? ksys_ioctl+0x81/0xd0
[  275.648506]  ? do_syscall_64+0x1b9/0x820
[  275.652575]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.657948]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.662888]  ? trace_hardirqs_off+0x300/0x300
[  275.667387]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.672404]  ? recalc_sigpending_tsk+0x180/0x180
[  275.677183]  ? kasan_check_write+0x14/0x20
[  275.681426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.686285]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.691673] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  275.691771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.698621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.698626] Call Trace:
[  275.698634]  <IRQ>
[  275.698651]  dump_stack+0x1c4/0x2b4
[  275.698666]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.698695]  warn_alloc.cold.118+0xb7/0x1bd
[  275.705243] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.714523]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.717090] syz-executor7 cpuset=
[  275.719240]  ? lock_downgrade+0x900/0x900
[  275.722841] syz7
[  275.728032]  ? trace_hardirqs_off+0xb8/0x300
[  275.732329]  mems_allowed=0
[  275.742837]  ? trace_hardirqs_off+0xb8/0x300
[  275.768936]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.773838]  ? warn_alloc+0x120/0x120
[  275.777664]  ? trace_hardirqs_on+0x310/0x310
[  275.782091]  ? warn_alloc+0x120/0x120
[  275.785911]  ? print_usage_bug+0xc0/0xc0
[  275.789982]  ? warn_alloc+0x120/0x120
[  275.793810]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  275.798844]  ? print_usage_bug+0xc0/0xc0
[  275.802917]  ? __lock_acquire+0x7ec/0x4ec0
[  275.807160]  ? __lock_acquire+0x7ec/0x4ec0
[  275.811408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.816954]  ? should_fail+0x22d/0xd01
[  275.820853]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.825961]  ? __lock_acquire+0x7ec/0x4ec0
[  275.830205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.835313]  ? __lock_acquire+0x7ec/0x4ec0
[  275.839551]  ? should_fail+0x22d/0xd01
[  275.843439]  ? print_usage_bug+0xc0/0xc0
[  275.847511]  ? mark_held_locks+0x130/0x130
[  275.851774]  ? mark_held_locks+0x130/0x130
[  275.856032]  ? graph_lock+0x170/0x170
[  275.859838]  ? print_usage_bug+0xc0/0xc0
[  275.863934]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.868700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.874253]  ? check_preemption_disabled+0x48/0x200
[  275.879269]  ? check_preemption_disabled+0x48/0x200
[  275.884299]  ? __lock_is_held+0xb5/0x140
[  275.888370]  __alloc_pages_nodemask+0xa80/0xde0
[  275.893048]  ? graph_lock+0x170/0x170
[  275.896880]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.901897]  ? graph_lock+0x170/0x170
[  275.905711]  ? find_held_lock+0x36/0x1c0
[  275.909822]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.914496]  ? lock_downgrade+0x900/0x900
[  275.918668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.924250]  cache_grow_begin+0x91/0x8c0
[  275.928313]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.932738]  fallback_alloc+0x203/0x2e0
[  275.936729]  ____cache_alloc_node+0x1c7/0x1e0
[  275.941244]  kmem_cache_alloc_node+0xe3/0x730
[  275.945743]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.950009]  __alloc_skb+0x119/0x770
[  275.953726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.959012]  ? skb_scrub_packet+0x490/0x490
[  275.963334]  ? lock_downgrade+0x900/0x900
[  275.967494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.973037]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.978494]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.983952]  ? addrconf_rs_timer+0x6f0/0x6f0
[  275.988383]  ndisc_alloc_skb+0x144/0x340
[  275.992451]  ndisc_send_rs+0x331/0x6e0
[  275.996347]  addrconf_rs_timer+0x3c0/0x6f0
[  276.000592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.004851]  call_timer_fn+0x272/0x920
[  276.008740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.012978]  ? process_timeout+0x40/0x40
[  276.017040]  ? find_held_lock+0x36/0x1c0
[  276.021115]  ? mark_held_locks+0xc7/0x130
[  276.025270]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.029765]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.034271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.038508]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.043096]  ? trace_hardirqs_on+0xbd/0x310
[  276.047422]  ? kasan_check_read+0x11/0x20
[  276.051577]  ? __run_timers+0x7da/0xc70
[  276.055565]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.061026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.065276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.069515]  __run_timers+0x7e5/0xc70
[  276.073339]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.078715]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.083739]  ? graph_lock+0x170/0x170
[  276.087560]  ? print_usage_bug+0xc0/0xc0
[  276.091626]  ? lock_release+0x970/0x970
[  276.095603]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.100812]  ? find_held_lock+0x36/0x1c0
[  276.104883]  ? graph_lock+0x170/0x170
[  276.108694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.114239]  ? check_preemption_disabled+0x48/0x200
[  276.119270]  ? __lock_is_held+0xb5/0x140
[  276.123344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.128886]  ? check_preemption_disabled+0x48/0x200
[  276.133914]  run_timer_softirq+0x52/0xb0
[  276.137981]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.143012]  __do_softirq+0x30b/0xad8
[  276.146839]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.151956]  ? pvclock_read_flags+0x160/0x160
[  276.156455]  ? lapic_next_event+0x5a/0x90
[  276.160609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.166157]  ? check_preemption_disabled+0x48/0x200
[  276.171178]  ? check_preemption_disabled+0x48/0x200
[  276.176205]  ? kvm_clock_read+0x18/0x30
[  276.180180]  ? kvm_sched_clock_read+0x9/0x20
[  276.184595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.190147]  ? check_preemption_disabled+0x48/0x200
[  276.195179]  irq_exit+0x17f/0x1c0
[  276.198657]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.203499]  ? smp_reschedule_interrupt+0x109/0x650
[  276.208550]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.214438]  ? interrupt_entry+0xb5/0xf0
[  276.218535]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.223563]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.228591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.233433]  ? trace_hardirqs_off+0x300/0x300
[  276.237927]  ? trace_hardirqs_off+0x300/0x300
[  276.242430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.247973]  ? check_preemption_disabled+0x48/0x200
[  276.252989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.258542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.263408]  apic_timer_interrupt+0xf/0x20
[  276.267640]  </IRQ>
[  276.269883] RIP: 0010:console_unlock+0x1017/0x11a0
[  276.274824] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  276.293747] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  276.301498] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  276.308800] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  276.316092] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  276.323371] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  276.330647] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  276.337946]  ? netconsole_netdev_event+0x280/0x280
[  276.342900]  ? console_unlock+0x100e/0x11a0
[  276.347265]  ? devkmsg_read+0xbb0/0xbb0
[  276.351251]  ? vprintk_emit+0x7f7/0x930
[  276.355234]  ? lock_release+0x970/0x970
[  276.359217]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.364674]  ? vprintk_default+0x28/0x30
[  276.368738]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.374193]  ? kasan_check_write+0x14/0x20
[  276.378519]  ? do_raw_spin_lock+0xc1/0x200
[  276.382769]  vprintk_emit+0x33d/0x930
[  276.386593]  ? wake_up_klogd+0x180/0x180
[  276.390657]  ? lockdep_hardirqs_on+0x421/0x5c0
[  276.395247]  ? retint_kernel+0x2d/0x2d
[  276.399142]  ? find_held_lock+0x36/0x1c0
[  276.403215]  ? mark_held_locks+0xc7/0x130
[  276.407371]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.411883]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.416390]  vprintk_default+0x28/0x30
[  276.420284]  vprintk_func+0x7e/0x181
[  276.424006]  printk+0xa7/0xcf
[  276.427116]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  276.431877]  ? _raw_spin_unlock_irq+0x60/0x80
[  276.436389]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  276.441684]  dump_header+0x7cc/0xf72
[  276.445413]  ? pagefault_out_of_memory+0x197/0x197
[  276.450350]  ? mark_held_locks+0x130/0x130
[  276.454592]  ? __lock_acquire+0x7ec/0x4ec0
[  276.458834]  ? mem_cgroup_charge_statistics+0x780/0x780
[  276.464201]  ? print_usage_bug+0xc0/0xc0
[  276.468273]  ? print_usage_bug+0xc0/0xc0
[  276.472345]  ? graph_lock+0x170/0x170
[  276.476150]  ? graph_lock+0x170/0x170
[  276.479954]  ? print_usage_bug+0xc0/0xc0
[  276.484029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.489579]  ? find_held_lock+0x36/0x1c0
[  276.493652]  ? mark_held_locks+0xc7/0x130
[  276.497817]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.502921]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.508028]  ? lockdep_hardirqs_on+0x421/0x5c0
[  276.512620]  ? trace_hardirqs_on+0xbd/0x310
[  276.516950]  ? kasan_check_read+0x11/0x20
[  276.521108]  ? ___ratelimit+0x36f/0x655
[  276.525087]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.530562]  ? trace_hardirqs_on+0x310/0x310
[  276.534975]  ? lock_downgrade+0x900/0x900
[  276.539138]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.544251]  ? ___ratelimit+0xaa/0x655
[  276.548143]  ? idr_get_free+0xec0/0xec0
[  276.552122]  ? kasan_check_write+0x14/0x20
[  276.556366]  ? do_raw_spin_lock+0xc1/0x200
[  276.560611]  oom_kill_process.cold.27+0x10/0x903
[  276.565376]  ? graph_lock+0x170/0x170
[  276.569182]  ? _raw_spin_unlock+0x2c/0x50
[  276.573335]  ? oom_badness+0xe6/0xaa0
[  276.577149]  ? oom_evaluate_task+0x540/0x540
[  276.581581]  ? find_held_lock+0x36/0x1c0
[  276.585658]  ? out_of_memory+0x974/0x14c0
[  276.589815]  ? lock_downgrade+0x900/0x900
[  276.593971]  ? check_preemption_disabled+0x48/0x200
[  276.599001]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.604810]  ? kasan_check_read+0x11/0x20
[  276.608962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.614246]  ? rcu_bh_qs+0xc0/0xc0
[  276.617813]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.622843]  ? oom_evaluate_task+0x302/0x540
[  276.627256]  out_of_memory+0xa86/0x14c0
[  276.631248]  ? oom_killer_disable+0x3a0/0x3a0
[  276.635755]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  276.640703]  ? __mutex_add_waiter+0x2a0/0x2a0
[  276.645218]  __alloc_pages_slowpath+0x2318/0x2d80
[  276.650095]  ? warn_alloc+0x120/0x120
[  276.653911]  ? find_get_entry+0x2f2/0xc40
[  276.658072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.663617]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  276.668552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.674091]  ? should_fail+0x22d/0xd01
[  276.677992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.683098]  ? __lock_is_held+0xb5/0x140
[  276.687189]  ? __lock_is_held+0xb5/0x140
[  276.691262]  ? find_held_lock+0x36/0x1c0
[  276.695330]  ? ___might_sleep+0x1ed/0x300
[  276.699480]  ? lock_release+0x970/0x970
[  276.703552]  ? arch_local_save_flags+0x40/0x40
[  276.708149]  ? __might_sleep+0x95/0x190
[  276.712133]  __alloc_pages_nodemask+0xa80/0xde0
[  276.716818]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.721859]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.727663]  ? kasan_check_read+0x11/0x20
[  276.731825]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.737110]  ? graph_lock+0x170/0x170
[  276.740914]  ? print_usage_bug+0xc0/0xc0
[  276.744983]  ? graph_lock+0x170/0x170
[  276.748793]  ? graph_lock+0x170/0x170
[  276.752597]  ? __do_page_cache_readahead+0x7ce/0x980
[  276.757707]  ? find_held_lock+0x36/0x1c0
[  276.761777]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  276.767330]  alloc_pages_current+0x10c/0x210
[  276.771741]  ? lock_downgrade+0x900/0x900
[  276.775912]  __page_cache_alloc+0x38f/0x5b0
[  276.780240]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.786043]  ? kasan_check_read+0x11/0x20
[  276.790197]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.795483]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  276.800159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.805704]  ? check_preemption_disabled+0x48/0x200
[  276.810776]  filemap_fault+0x1594/0x25f0
[  276.814883]  ? __lock_page_or_retry+0xa00/0xa00
[  276.819557]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.825372]  ? kasan_check_read+0x11/0x20
[  276.829524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.834828]  ? rcu_bh_qs+0xc0/0xc0
[  276.838385]  ? filemap_map_pages+0xdea/0x1980
[  276.842891]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.848005]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  276.853280]  ? debug_object_free+0x325/0x690
[  276.857692]  ? find_get_pages_range_tag+0x1320/0x1320
[  276.862890]  ? graph_lock+0x170/0x170
[  276.866705]  ? kasan_check_read+0x11/0x20
[  276.870860]  ? debug_object_destroy+0x2b0/0x2b0
[  276.875550]  ? lock_acquire+0x1ed/0x520
[  276.879553]  ? ext4_filemap_fault+0x7a/0xad
[  276.883889]  ? lock_release+0x970/0x970
[  276.887870]  ? arch_local_save_flags+0x40/0x40
[  276.892459]  ? futex_wait_setup+0x3e0/0x3e0
[  276.896807]  ? down_read+0xb0/0x1d0
[  276.900435]  ? ext4_filemap_fault+0x7a/0xad
[  276.904757]  ? __down_interruptible+0x700/0x700
[  276.909456]  ext4_filemap_fault+0x82/0xad
[  276.913610]  __do_fault+0x100/0x6b0
[  276.917245]  ? print_bad_pte+0x6c0/0x6c0
[  276.921313]  ? do_futex+0x249/0x26d0
[  276.925029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.930576]  ? pmd_val+0x88/0x100
[  276.934047]  ? add_mm_counter_fast+0xd0/0xd0
[  276.938456]  ? pmd_val+0x88/0x100
[  276.941915]  ? add_mm_counter_fast+0xd0/0xd0
[  276.946331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.951877]  __handle_mm_fault+0x3709/0x53e0
[  276.956287]  ? perf_trace_lock+0x14d/0x7a0
[  276.960536]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  276.965391]  ? graph_lock+0x170/0x170
[  276.969199]  ? print_usage_bug+0xc0/0xc0
[  276.973265]  ? retint_kernel+0x2d/0x2d
[  276.977160]  ? graph_lock+0x170/0x170
[  276.980961]  ? graph_lock+0x170/0x170
[  276.984794]  ? handle_mm_fault+0x42a/0xc70
[  276.989038]  ? lock_downgrade+0x900/0x900
[  276.993193]  ? check_preemption_disabled+0x48/0x200
[  276.998224]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.004025]  ? kasan_check_read+0x11/0x20
[  277.008180]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.013458]  ? rcu_bh_qs+0xc0/0xc0
[  277.017000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.022455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.027999]  ? check_preemption_disabled+0x48/0x200
[  277.033027]  handle_mm_fault+0x54f/0xc70
[  277.037097]  ? __handle_mm_fault+0x53e0/0x53e0
[  277.041686]  ? find_vma+0x34/0x190
[  277.045237]  __do_page_fault+0x67d/0xed0
[  277.049316]  ? mm_fault_error+0x380/0x380
[  277.053464]  ? trace_hardirqs_off+0xb8/0x300
[  277.057879]  ? trace_hardirqs_on+0x310/0x310
[  277.062294]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.067659]  ? trace_hardirqs_on+0x310/0x310
[  277.072080]  do_page_fault+0xf2/0x7e0
[  277.075892]  ? vmalloc_sync_all+0x30/0x30
[  277.080046]  ? error_entry+0x70/0xd0
[  277.083766]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.088800]  ? trace_hardirqs_on_caller+0xc0/0x300
[  277.093734]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.098665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.103515]  ? trace_hardirqs_off+0x300/0x300
[  277.108015]  ? trace_hardirqs_off_caller+0x300/0x300
[  277.113132]  ? prepare_exit_to_usermode+0x291/0x3b0
[  277.118156]  ? page_fault+0x8/0x30
[  277.121706]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.126566]  ? page_fault+0x8/0x30
[  277.130109]  page_fault+0x1e/0x30
[  277.133574] RIP: 0033:0x40f9c0
[  277.136774] Code: Bad RIP value.
[  277.140145] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  277.145511] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  277.152792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  277.160064] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  277.167331] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  277.174599] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  277.181905] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  277.181910] warn_alloc_show_mem: 1 callbacks suppressed
[  277.181918] Mem-Info:
[  277.189196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.189204] Call Trace:
[  277.194583] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  277.194583]  active_file:18 inactive_file:16 isolated_file:0
[  277.194583]  unevictable:0 dirty:0 writeback:0 unstable:0
[  277.194583]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  277.194583]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  277.194583]  free:13723 free_pcp:140 free_cma:0
[  277.196962]  <IRQ>
[  277.206324] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  277.208928]  dump_stack+0x1c4/0x2b4
[  277.242057] Node 0 
[  277.244228]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.272082] 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
[  277.275706]  warn_alloc.cold.118+0xb7/0x1bd
[  277.277895] lowmem_reserve[]: 0
[  277.283097]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.308772]  2817
[  277.313111]  ? lock_downgrade+0x900/0x900
[  277.316354]  6321
[  277.321202]  ? trace_hardirqs_off+0xb8/0x300
[  277.323236]  6321
[  277.327380]  ? trace_hardirqs_off+0xb8/0x300
[  277.333833]  __alloc_pages_slowpath+0x2667/0x2d80
[  277.335865] Node 0 
[  277.340297]  ? warn_alloc+0x120/0x120
[  277.345117] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  277.347328]  ? warn_alloc+0x120/0x120
[  277.351101] lowmem_reserve[]:
[  277.377874]  ? print_usage_bug+0xc0/0xc0
[  277.381658]  0
[  277.384777]  ? warn_alloc+0x120/0x120
[  277.388808]  0 3503
[  277.390632]  ? print_usage_bug+0xc0/0xc0
[  277.394398]  3503
[  277.396648]  ? __lock_acquire+0x7ec/0x4ec0
[  277.402752]  ? __lock_acquire+0x7ec/0x4ec0
[  277.406963] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  277.411241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.411261]  ? should_fail+0x22d/0xd01
[  277.440760] lowmem_reserve[]:
[  277.446328]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.450175]  0
[  277.453276]  ? __lock_acquire+0x7ec/0x4ec0
[  277.458348]  0 0
[  277.460158]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.464362]  0
[  277.466333]  ? __lock_acquire+0x7ec/0x4ec0
[  277.473216]  ? should_fail+0x22d/0xd01
[  277.477424] Node 0 DMA: 
[  277.481314]  ? mark_held_locks+0x130/0x130
[  277.481318] 1*4kB (U) 
[  277.483992]  ? mark_held_locks+0x130/0x130
[  277.488201] 0*8kB 
[  277.490707]  ? graph_lock+0x170/0x170
[  277.494921] 0*16kB 
[  277.497067]  ? graph_lock+0x170/0x170
[  277.500850] 1*32kB 
[  277.503082]  ? graph_lock+0x170/0x170
[  277.506863] (U) 
[  277.509097]  ? print_usage_bug+0xc0/0xc0
[  277.512872] 2*64kB 
[  277.514847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.518878] (U) 
[  277.521111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.526624] 1*128kB 
[  277.528598]  ? check_preemption_disabled+0x48/0x200
[  277.534104] (U) 
[  277.536427]  ? check_preemption_disabled+0x48/0x200
[  277.541419] 1*256kB 
[  277.543397]  ? __lock_is_held+0xb5/0x140
[  277.548381] (U) 
[  277.550703]  __alloc_pages_nodemask+0xa80/0xde0
[  277.554735] 0*512kB 
[  277.556703]  ? graph_lock+0x170/0x170
[  277.561349] 1*1024kB 
[  277.563669]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.567441] (U) 
[  277.569849]  ? graph_lock+0x170/0x170
[  277.574844] 1*2048kB (M) 
[  277.576841]  ? find_held_lock+0x36/0x1c0
[  277.580607] 3*4096kB (M) 
[  277.583386]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.587411] = 15908kB
[  277.587420] Node 0 
[  277.590174]  ? lock_downgrade+0x900/0x900
[  277.594820] DMA32: 
[  277.597235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.599441] 3*4kB 
[  277.603586]  cache_grow_begin+0x91/0x8c0
[  277.605800] (UM) 
[  277.611336]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.613459] 0*8kB 
[  277.617519]  fallback_alloc+0x203/0x2e0
[  277.619564] 3*16kB 
[  277.623975]  ____cache_alloc_node+0x1c7/0x1e0
[  277.626096] (M) 
[  277.630073]  kmem_cache_alloc_node+0xe3/0x730
[  277.632281] 2*32kB 
[  277.636774]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.638745] (UM) 2*64kB 
[  277.643253]  __alloc_skb+0x119/0x770
[  277.645461] (M) 
[  277.649699]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.652342] 3*128kB 
[  277.656059]  ? skb_scrub_packet+0x490/0x490
[  277.658000] (M) 
[  277.663275]  ? lock_downgrade+0x900/0x900
[  277.665570] 2*256kB (M) 
[  277.669905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.671852] 3*512kB 
[  277.676005]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.678651] (M) 
[  277.684190]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.686487] 4*1024kB 
[  277.691941]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.693890] (UM) 
[  277.699350]  ndisc_alloc_skb+0x144/0x340
[  277.701725] 3*2048kB 
[  277.706133]  ndisc_send_rs+0x331/0x6e0
[  277.708168] (UM) 
[  277.712231]  addrconf_rs_timer+0x3c0/0x6f0
[  277.714619] 3*4096kB 
[  277.718501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.720540] (M) 
[  277.724794]  call_timer_fn+0x272/0x920
[  277.727173] = 25212kB
[  277.731405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.733361] Node 0 
[  277.737249]  ? process_timeout+0x40/0x40
[  277.739631] Normal: 1019*4kB 
[  277.743874]  ? find_held_lock+0x36/0x1c0
[  277.746088] (MEH) 
[  277.750171]  ? __run_timers+0x7da/0xc70
[  277.753236] 374*8kB (UMEH) 
[  277.757305]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.759427] 169*16kB (UMEH) 
[  277.763409]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.766319] 71*32kB 
[  277.770815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.773815] (UMH) 
[  277.778309]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.780610] 17*64kB 
[  277.784839]  ? trace_hardirqs_on+0xbd/0x310
[  277.786966] (UMH) 
[  277.791545]  ? kasan_check_read+0x11/0x20
[  277.793848] 3*128kB 
[  277.798167]  ? __run_timers+0x7da/0xc70
[  277.800292] (H) 
[  277.804434]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.806735] 1*256kB 
[  277.810706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.812653] (H) 
[  277.818100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.820402] 0*512kB 
[  277.824637]  __run_timers+0x7e5/0xc70
[  277.826584] 0*1024kB 
[  277.830830]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.833118] 0*2048kB 
[  277.836918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.839307] 0*4096kB 
[  277.844668]  ? graph_lock+0x170/0x170
[  277.847049] = 13772kB
[  277.847063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.847073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.847082] 4154 total pagecache pages
[  277.852100]  ? enqueue_hrtimer+0x1a5/0x560
[  277.854499] 0 pages in swap cache
[  277.858281]  ? lock_release+0x970/0x970
[  277.860673] Swap cache stats: add 0, delete 0, find 0/0
[  277.869496]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.878056] Free swap  = 0kB
[  277.881939]  ? find_held_lock+0x36/0x1c0
[  277.886146] Total swap = 0kB
[  277.886154] 1965979 pages RAM
[  277.889603]  ? graph_lock+0x170/0x170
[  277.893551] 0 pages HighMem/MovableOnly
[  277.893560] 342744 pages reserved
[  277.898920]  ? pvclock_read_flags+0x160/0x160
[  277.904078] 0 pages cma reserved
[  277.904169] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.907098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.907117]  ? check_preemption_disabled+0x48/0x200
[  277.907142]  ? __lock_is_held+0xb5/0x140
[  277.911244] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.914188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.917267] syz-fuzzer cpuset=
[  277.921063]  ? check_preemption_disabled+0x48/0x200
[  277.925009] /
[  277.928466]  run_timer_softirq+0x52/0xb0
[  277.932932]  mems_allowed=0
[  277.936294]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.994937]  __do_softirq+0x30b/0xad8
[  277.998755]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.003879]  ? pvclock_read_flags+0x160/0x160
[  278.008379]  ? lapic_next_event+0x5a/0x90
[  278.012561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.018105]  ? check_preemption_disabled+0x48/0x200
[  278.023126]  ? check_preemption_disabled+0x48/0x200
[  278.028150]  ? kvm_clock_read+0x18/0x30
[  278.032127]  ? kvm_sched_clock_read+0x9/0x20
[  278.036540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.042081]  ? check_preemption_disabled+0x48/0x200
[  278.047118]  irq_exit+0x17f/0x1c0
[  278.050582]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.055427]  ? smp_reschedule_interrupt+0x109/0x650
[  278.060450]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.066335]  ? interrupt_entry+0xb5/0xf0
[  278.070403]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.075418]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.080441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.085284]  ? trace_hardirqs_off+0x300/0x300
[  278.089779]  ? trace_hardirqs_off+0x300/0x300
[  278.094288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.099830]  ? check_preemption_disabled+0x48/0x200
[  278.104847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.110396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.115251]  apic_timer_interrupt+0xf/0x20
[  278.119480]  </IRQ>
[  278.121724] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  278.126657] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  278.145562] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  278.153277] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.160544] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  278.167814] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  278.175083] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  278.182350] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  278.189670]  skb_clone+0x1bb/0x500
[  278.193217]  ? finish_task_switch+0x2f5/0x900
[  278.197732]  ? skb_split+0x11e0/0x11e0
[  278.201645]  ? preempt_notifier_register+0x200/0x200
[  278.206762]  ? __switch_to_asm+0x34/0x70
[  278.210842]  ? __switch_to_asm+0x34/0x70
[  278.214906]  ? __switch_to_asm+0x40/0x70
[  278.218968]  ? __switch_to_asm+0x34/0x70
[  278.223068]  ? __switch_to_asm+0x40/0x70
[  278.227144]  ? __switch_to_asm+0x34/0x70
[  278.231209]  ? __switch_to_asm+0x40/0x70
[  278.235273]  ? __switch_to_asm+0x34/0x70
[  278.239337]  ? __switch_to_asm+0x34/0x70
[  278.243401]  ? __switch_to_asm+0x40/0x70
[  278.247465]  ? __switch_to_asm+0x34/0x70
[  278.251542]  bpf_clone_redirect+0xb9/0x490
[  278.255799]  ? __schedule+0x874/0x1ed0
[  278.259703]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  278.264734]  ? __sched_text_start+0x8/0x8
[  278.268912]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.273690]  ? find_held_lock+0x36/0x1c0
[  278.277767]  ? lock_acquire+0x1ed/0x520
[  278.281776]  ? bpf_test_run+0x32e/0x5a0
[  278.285775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.291343]  ? check_preemption_disabled+0x48/0x200
[  278.296378]  ? kasan_check_read+0x11/0x20
[  278.300540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.305847]  ? rcu_bh_qs+0xc0/0xc0
[  278.309403]  ? preempt_schedule+0x4d/0x60
[  278.313564]  ? ___preempt_schedule+0x16/0x18
[  278.317999]  ? bpf_test_run+0x1c0/0x5a0
[  278.321997]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.326426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.331973]  ? bpf_test_init.isra.9+0x70/0x100
[  278.336574]  ? bpf_prog_test_run_skb+0x634/0xb40
[  278.341350]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  278.346206]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.351767]  ? fput+0x130/0x1a0
[  278.355087]  ? __bpf_prog_get+0x9b/0x290
[  278.359166]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  278.364023]  ? bpf_prog_test_run+0x130/0x1a0
[  278.368455]  ? __x64_sys_bpf+0x3d8/0x510
[  278.372532]  ? bpf_prog_get+0x20/0x20
[  278.376363]  ? ksys_ioctl+0x81/0xd0
[  278.380020]  ? do_syscall_64+0x1b9/0x820
[  278.384105]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  278.389493]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.394445]  ? trace_hardirqs_off+0x300/0x300
[  278.398960]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.403994]  ? recalc_sigpending_tsk+0x180/0x180
[  278.408770]  ? kasan_check_write+0x14/0x20
[  278.413060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.417929]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.423330] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  278.423421] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.430274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.430280] Call Trace:
[  278.430287]  <IRQ>
[  278.430304]  dump_stack+0x1c4/0x2b4
[  278.430320]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.430347]  warn_alloc.cold.118+0xb7/0x1bd
[  278.436958] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.446307]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.448885] syz-executor7 cpuset=
[  278.451045]  ? lock_downgrade+0x900/0x900
[  278.454668] syz7
[  278.459872]  ? trace_hardirqs_off+0xb8/0x300
[  278.464181]  mems_allowed=0
[  278.474675]  ? trace_hardirqs_off+0xb8/0x300
[  278.500958]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.505873]  ? warn_alloc+0x120/0x120
[  278.509698]  ? warn_alloc+0x120/0x120
[  278.513524]  ? print_usage_bug+0xc0/0xc0
[  278.517613]  ? warn_alloc+0x120/0x120
[  278.521576]  ? print_usage_bug+0xc0/0xc0
[  278.525687]  ? __lock_acquire+0x7ec/0x4ec0
[  278.529942]  ? __lock_acquire+0x7ec/0x4ec0
[  278.534209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.539777]  ? should_fail+0x22d/0xd01
[  278.543712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.548850]  ? __lock_acquire+0x7ec/0x4ec0
[  278.553109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.558227]  ? __lock_acquire+0x7ec/0x4ec0
[  278.562480]  ? should_fail+0x22d/0xd01
[  278.566396]  ? mark_held_locks+0x130/0x130
[  278.570650]  ? mark_held_locks+0x130/0x130
[  278.574905]  ? graph_lock+0x170/0x170
[  278.578725]  ? graph_lock+0x170/0x170
[  278.582551]  ? graph_lock+0x170/0x170
[  278.586371]  ? print_usage_bug+0xc0/0xc0
[  278.590450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.596006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.601570]  ? check_preemption_disabled+0x48/0x200
[  278.606603]  ? check_preemption_disabled+0x48/0x200
[  278.611650]  ? __lock_is_held+0xb5/0x140
[  278.615734]  __alloc_pages_nodemask+0xa80/0xde0
[  278.620423]  ? graph_lock+0x170/0x170
[  278.624247]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.629276]  ? graph_lock+0x170/0x170
[  278.633104]  ? find_held_lock+0x36/0x1c0
[  278.637196]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.641886]  ? lock_downgrade+0x900/0x900
[  278.646060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.651627]  cache_grow_begin+0x91/0x8c0
[  278.655712]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.660149]  fallback_alloc+0x203/0x2e0
[  278.664147]  ____cache_alloc_node+0x1c7/0x1e0
[  278.668670]  kmem_cache_alloc_node+0xe3/0x730
[  278.673184]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.677445]  __alloc_skb+0x119/0x770
[  278.681182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.686488]  ? skb_scrub_packet+0x490/0x490
[  278.690853]  ? lock_downgrade+0x900/0x900
[  278.695028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.700588]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.706060]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.711530]  ? addrconf_rs_timer+0x6f0/0x6f0
[  278.715984]  ndisc_alloc_skb+0x144/0x340
[  278.720073]  ndisc_send_rs+0x331/0x6e0
[  278.723995]  addrconf_rs_timer+0x3c0/0x6f0
[  278.728423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.732693]  call_timer_fn+0x272/0x920
[  278.736597]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.740860]  ? process_timeout+0x40/0x40
[  278.744937]  ? find_held_lock+0x36/0x1c0
[  278.749020]  ? mark_held_locks+0xc7/0x130
[  278.753192]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.757701]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.762211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.766579]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  278.771182]  ? trace_hardirqs_on+0xbd/0x310
[  278.775523]  ? kasan_check_read+0x11/0x20
[  278.779705]  ? __run_timers+0x7da/0xc70
[  278.783699]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.789172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.793429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.797683]  __run_timers+0x7e5/0xc70
[  278.801514]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  278.806909]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.811946]  ? graph_lock+0x170/0x170
[  278.815768]  ? print_usage_bug+0xc0/0xc0
[  278.819867]  ? lock_release+0x970/0x970
[  278.823861]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.829075]  ? find_held_lock+0x36/0x1c0
[  278.833158]  ? graph_lock+0x170/0x170
[  278.836986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.842550]  ? check_preemption_disabled+0x48/0x200
[  278.847597]  ? __lock_is_held+0xb5/0x140
[  278.851681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.857255]  ? check_preemption_disabled+0x48/0x200
[  278.862298]  run_timer_softirq+0x52/0xb0
[  278.866380]  ? rcu_read_lock_sched_held+0x108/0x120
[  278.871433]  __do_softirq+0x30b/0xad8
[  278.875262]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.880420]  ? pvclock_read_flags+0x160/0x160
[  278.884934]  ? lapic_next_event+0x5a/0x90
[  278.889117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.894678]  ? check_preemption_disabled+0x48/0x200
[  278.899710]  ? check_preemption_disabled+0x48/0x200
[  278.904835]  ? kvm_clock_read+0x18/0x30
[  278.908847]  ? kvm_sched_clock_read+0x9/0x20
[  278.913273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.918852]  ? check_preemption_disabled+0x48/0x200
[  278.923898]  irq_exit+0x17f/0x1c0
[  278.927373]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.932231]  ? smp_reschedule_interrupt+0x109/0x650
[  278.937269]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.943171]  ? interrupt_entry+0xb5/0xf0
[  278.947251]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.952283]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.957322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.962190]  ? trace_hardirqs_off+0x300/0x300
[  278.966714]  ? trace_hardirqs_off+0x300/0x300
[  278.971244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.976839]  ? check_preemption_disabled+0x48/0x200
[  278.981887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.987470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.992355]  apic_timer_interrupt+0xf/0x20
[  278.996608]  </IRQ>
[  278.998875] RIP: 0010:console_unlock+0x1017/0x11a0
[  279.003857] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  279.022819] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  279.030583] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  279.037892] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  279.045200] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  279.052505] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  279.059836] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  279.067159]  ? netconsole_netdev_event+0x280/0x280
[  279.072121]  ? console_unlock+0x100e/0x11a0
[  279.076484]  ? devkmsg_read+0xbb0/0xbb0
[  279.080478]  ? vprintk_emit+0x7f7/0x930
[  279.084476]  ? lock_release+0x970/0x970
[  279.088495]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.094043]  ? vprintk_default+0x28/0x30
[  279.098129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.103607]  ? kasan_check_write+0x14/0x20
[  279.107877]  ? do_raw_spin_lock+0xc1/0x200
[  279.112146]  vprintk_emit+0x33d/0x930
[  279.115978]  ? wake_up_klogd+0x180/0x180
[  279.120085]  ? lockdep_hardirqs_on+0x421/0x5c0
[  279.124688]  ? retint_kernel+0x2d/0x2d
[  279.128602]  ? find_held_lock+0x36/0x1c0
[  279.132688]  ? mark_held_locks+0xc7/0x130
[  279.136878]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.141391]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.145915]  vprintk_default+0x28/0x30
[  279.149843]  vprintk_func+0x7e/0x181
[  279.153586]  printk+0xa7/0xcf
[  279.156715]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  279.161591]  ? _raw_spin_unlock_irq+0x60/0x80
[  279.166117]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  279.171422]  dump_header+0x7cc/0xf72
[  279.175228]  ? pagefault_out_of_memory+0x197/0x197
[  279.180181]  ? mark_held_locks+0x130/0x130
[  279.184430]  ? __lock_acquire+0x7ec/0x4ec0
[  279.188682]  ? mem_cgroup_charge_statistics+0x780/0x780
[  279.194083]  ? print_usage_bug+0xc0/0xc0
[  279.198164]  ? print_usage_bug+0xc0/0xc0
[  279.202251]  ? graph_lock+0x170/0x170
[  279.206068]  ? graph_lock+0x170/0x170
[  279.209889]  ? print_usage_bug+0xc0/0xc0
[  279.213978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.219541]  ? find_held_lock+0x36/0x1c0
[  279.223634]  ? mark_held_locks+0xc7/0x130
[  279.227827]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.232947]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.238071]  ? lockdep_hardirqs_on+0x421/0x5c0
[  279.242674]  ? trace_hardirqs_on+0xbd/0x310
[  279.247014]  ? kasan_check_read+0x11/0x20
[  279.251181]  ? ___ratelimit+0x36f/0x655
[  279.255171]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.260645]  ? trace_hardirqs_on+0x310/0x310
[  279.265073]  ? lock_downgrade+0x900/0x900
[  279.269253]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.274375]  ? ___ratelimit+0xaa/0x655
[  279.278280]  ? idr_get_free+0xec0/0xec0
[  279.282275]  ? kasan_check_write+0x14/0x20
[  279.286526]  ? do_raw_spin_lock+0xc1/0x200
[  279.290816]  oom_kill_process.cold.27+0x10/0x903
[  279.295595]  ? graph_lock+0x170/0x170
[  279.299414]  ? _raw_spin_unlock+0x2c/0x50
[  279.304064]  ? oom_badness+0xe6/0xaa0
[  279.307896]  ? oom_evaluate_task+0x540/0x540
[  279.312329]  ? find_held_lock+0x36/0x1c0
[  279.316416]  ? out_of_memory+0x974/0x14c0
[  279.320585]  ? lock_downgrade+0x900/0x900
[  279.324754]  ? check_preemption_disabled+0x48/0x200
[  279.329856]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.335686]  ? kasan_check_read+0x11/0x20
[  279.339869]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.345179]  ? rcu_bh_qs+0xc0/0xc0
[  279.348751]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.353842]  ? oom_evaluate_task+0x302/0x540
[  279.358282]  out_of_memory+0xa86/0x14c0
[  279.362294]  ? oom_killer_disable+0x3a0/0x3a0
[  279.366851]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  279.371840]  ? __mutex_add_waiter+0x2a0/0x2a0
[  279.376371]  __alloc_pages_slowpath+0x2318/0x2d80
[  279.381265]  ? warn_alloc+0x120/0x120
[  279.385098]  ? find_get_entry+0x2f2/0xc40
[  279.389274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.394850]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  279.399819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.405446]  ? should_fail+0x22d/0xd01
[  279.409356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.414480]  ? __lock_is_held+0xb5/0x140
[  279.418591]  ? __lock_is_held+0xb5/0x140
[  279.422679]  ? find_held_lock+0x36/0x1c0
[  279.426865]  ? ___might_sleep+0x1ed/0x300
[  279.431029]  ? lock_release+0x970/0x970
[  279.435489]  ? arch_local_save_flags+0x40/0x40
[  279.440099]  ? __might_sleep+0x95/0x190
[  279.444099]  __alloc_pages_nodemask+0xa80/0xde0
[  279.448818]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.453870]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.459683]  ? kasan_check_read+0x11/0x20
[  279.463854]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.469150]  ? graph_lock+0x170/0x170
[  279.472970]  ? print_usage_bug+0xc0/0xc0
[  279.477050]  ? graph_lock+0x170/0x170
[  279.480864]  ? graph_lock+0x170/0x170
[  279.484958]  ? __do_page_cache_readahead+0x7ce/0x980
[  279.490083]  ? find_held_lock+0x36/0x1c0
[  279.494236]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  279.499819]  alloc_pages_current+0x10c/0x210
[  279.504246]  ? lock_downgrade+0x900/0x900
[  279.508419]  __page_cache_alloc+0x38f/0x5b0
[  279.512763]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.518602]  ? kasan_check_read+0x11/0x20
[  279.522770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.528152]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  279.532861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.538422]  ? check_preemption_disabled+0x48/0x200
[  279.543461]  filemap_fault+0x1594/0x25f0
[  279.547562]  ? __lock_page_or_retry+0xa00/0xa00
[  279.552246]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.558060]  ? kasan_check_read+0x11/0x20
[  279.562228]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.567522]  ? rcu_bh_qs+0xc0/0xc0
[  279.571098]  ? filemap_map_pages+0xdea/0x1980
[  279.575630]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.580759]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  279.586073]  ? debug_object_free+0x325/0x690
[  279.590505]  ? find_get_pages_range_tag+0x1320/0x1320
[  279.595734]  ? graph_lock+0x170/0x170
[  279.599588]  ? kasan_check_read+0x11/0x20
[  279.603772]  ? debug_object_destroy+0x2b0/0x2b0
[  279.608504]  ? lock_acquire+0x1ed/0x520
[  279.612504]  ? ext4_filemap_fault+0x7a/0xad
[  279.616865]  ? lock_release+0x970/0x970
[  279.620861]  ? arch_local_save_flags+0x40/0x40
[  279.625471]  ? futex_wait_setup+0x3e0/0x3e0
[  279.629852]  ? down_read+0xb0/0x1d0
[  279.633501]  ? ext4_filemap_fault+0x7a/0xad
[  279.637862]  ? __down_interruptible+0x700/0x700
[  279.642583]  ext4_filemap_fault+0x82/0xad
[  279.646756]  __do_fault+0x100/0x6b0
[  279.650435]  ? print_bad_pte+0x6c0/0x6c0
[  279.654521]  ? do_futex+0x249/0x26d0
[  279.658260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.663843]  ? pmd_val+0x88/0x100
[  279.667320]  ? add_mm_counter_fast+0xd0/0xd0
[  279.671891]  ? pmd_val+0x88/0x100
[  279.675363]  ? add_mm_counter_fast+0xd0/0xd0
[  279.679819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.685393]  __handle_mm_fault+0x3709/0x53e0
[  279.689841]  ? perf_trace_lock+0x14d/0x7a0
[  279.694109]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  279.698975]  ? graph_lock+0x170/0x170
[  279.702819]  ? print_usage_bug+0xc0/0xc0
[  279.706908]  ? retint_kernel+0x2d/0x2d
[  279.710843]  ? graph_lock+0x170/0x170
[  279.714668]  ? graph_lock+0x170/0x170
[  279.718722]  ? handle_mm_fault+0x42a/0xc70
[  279.722984]  ? lock_downgrade+0x900/0x900
[  279.727158]  ? check_preemption_disabled+0x48/0x200
[  279.732213]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.738035]  ? kasan_check_read+0x11/0x20
[  279.742210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.747511]  ? rcu_bh_qs+0xc0/0xc0
[  279.751077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.756558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.762121]  ? check_preemption_disabled+0x48/0x200
[  279.767170]  handle_mm_fault+0x54f/0xc70
[  279.771259]  ? __handle_mm_fault+0x53e0/0x53e0
[  279.775867]  ? find_vma+0x34/0x190
[  279.779434]  __do_page_fault+0x67d/0xed0
[  279.783525]  ? mm_fault_error+0x380/0x380
[  279.787698]  ? trace_hardirqs_off+0xb8/0x300
[  279.792124]  ? trace_hardirqs_on+0x310/0x310
[  279.796562]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.801945]  ? trace_hardirqs_on+0x310/0x310
[  279.806379]  do_page_fault+0xf2/0x7e0
[  279.810200]  ? vmalloc_sync_all+0x30/0x30
[  279.814366]  ? error_entry+0x70/0xd0
[  279.818101]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.823134]  ? trace_hardirqs_on_caller+0xc0/0x300
[  279.828084]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.833031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.837897]  ? trace_hardirqs_off+0x300/0x300
[  279.842409]  ? trace_hardirqs_off_caller+0x300/0x300
[  279.847538]  ? prepare_exit_to_usermode+0x291/0x3b0
[  279.852584]  ? page_fault+0x8/0x30
[  279.856144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.861019]  ? page_fault+0x8/0x30
[  279.864590]  page_fault+0x1e/0x30
[  279.868065] RIP: 0033:0x40f9c0
[  279.871306] Code: Bad RIP value.
[  279.874688] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  279.880079] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  279.887387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  279.894686] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  279.901981] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  279.909274] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  279.916606] warn_alloc_show_mem: 1 callbacks suppressed
[  279.916620] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  279.916622] Mem-Info:
[  279.916653] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  279.916653]  active_file:18 inactive_file:16 isolated_file:0
[  279.916653]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.916653]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  279.916653]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  279.916653]  free:13723 free_pcp:140 free_cma:0
[  279.922036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.929344] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.931766] Call Trace:
[  279.964870] Node 0 
[  279.974257]  <IRQ>
[  280.002162] 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
[  280.004749]  dump_stack+0x1c4/0x2b4
[  280.006975] lowmem_reserve[]:
[  280.009158]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.034648]  0 2817
[  280.038330]  warn_alloc.cold.118+0xb7/0x1bd
[  280.041401]  6321 6321
[  280.046627]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.048844] Node 0 
[  280.053187]  ? lock_downgrade+0x900/0x900
[  280.055688] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  280.060552]  ? trace_hardirqs_off+0xb8/0x300
[  280.062775] lowmem_reserve[]:
[  280.066973]  ? trace_hardirqs_off+0xb8/0x300
[  280.093748]  0 0
[  280.098242]  __alloc_pages_slowpath+0x2667/0x2d80
[  280.101320]  3503
[  280.105782]  ? warn_alloc+0x120/0x120
[  280.107708]  3503
[  280.112580]  ? trace_hardirqs_on+0x310/0x310
[  280.114629] Node 0 
[  280.118470]  ? warn_alloc+0x120/0x120
[  280.120532] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  280.124937]  ? print_usage_bug+0xc0/0xc0
[  280.127160] lowmem_reserve[]:
[  280.130978]  ? warn_alloc+0x120/0x120
[  280.159351]  0
[  280.163474]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.166541]  0
[  280.170380]  ? print_usage_bug+0xc0/0xc0
[  280.172154]  0 0
[  280.177193]  ? __lock_acquire+0x7ec/0x4ec0
[  280.183063]  ? __lock_acquire+0x7ec/0x4ec0
[  280.185022] Node 0 
[  280.189274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.193490] DMA: 1*4kB 
[  280.195761]  ? should_fail+0x22d/0xd01
[  280.201272] (U) 
[  280.203889]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.207762] 0*8kB 
[  280.209776]  ? __lock_acquire+0x7ec/0x4ec0
[  280.214888] 0*16kB 
[  280.217059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.221269] 1*32kB 
[  280.223520]  ? __lock_acquire+0x7ec/0x4ec0
[  280.228614] (U) 
[  280.230874]  ? should_fail+0x22d/0xd01
[  280.235097] 2*64kB 
[  280.237086]  ? print_usage_bug+0xc0/0xc0
[  280.240958] (U) 
[  280.243227]  ? mark_held_locks+0x130/0x130
[  280.247268] 1*128kB 
[  280.249259]  ? mark_held_locks+0x130/0x130
[  280.253473] (U) 
[  280.255844]  ? graph_lock+0x170/0x170
[  280.260056] 1*256kB (U) 
[  280.262058]  ? print_usage_bug+0xc0/0xc0
[  280.265851] 0*512kB 
[  280.268542]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.272596] 1*1024kB 
[  280.274936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.279672] (U) 
[  280.282101]  ? check_preemption_disabled+0x48/0x200
[  280.287611] 1*2048kB (M) 
[  280.289614]  ? check_preemption_disabled+0x48/0x200
[  280.294610] 3*4096kB 
[  280.297395]  ? __lock_is_held+0xb5/0x140
[  280.302396] (M) 
[  280.304852]  __alloc_pages_nodemask+0xa80/0xde0
[  280.308892] = 15908kB
[  280.308901] Node 0 
[  280.310898]  ? graph_lock+0x170/0x170
[  280.315554] DMA32: 
[  280.317980]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.320198] 3*4kB 
[  280.324014]  ? graph_lock+0x170/0x170
[  280.326241] (UM) 
[  280.331284]  ? find_held_lock+0x36/0x1c0
[  280.333419] 0*8kB 
[  280.337248]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.339344] 3*16kB (M) 
[  280.343439]  ? lock_downgrade+0x900/0x900
[  280.345580] 2*32kB 
[  280.350281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.352867] (UM) 
[  280.357041]  cache_grow_begin+0x91/0x8c0
[  280.359267] 2*64kB 
[  280.364841]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.366892] (M) 
[  280.370979]  fallback_alloc+0x203/0x2e0
[  280.373194] 3*128kB 
[  280.377627]  ____cache_alloc_node+0x1c7/0x1e0
[  280.379574] (M) 
[  280.383573]  kmem_cache_alloc_node+0xe3/0x730
[  280.385884] 2*256kB 
[  280.390397]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.392360] (M) 
[  280.396881]  __alloc_skb+0x119/0x770
[  280.399185] 3*512kB 
[  280.403438]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.405395] (M) 
[  280.409127]  ? skb_scrub_packet+0x490/0x490
[  280.411436] 4*1024kB 
[  280.416731]  ? lock_downgrade+0x900/0x900
[  280.418693] (UM) 
[  280.423033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.425426] 3*2048kB 
[  280.429592]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.431639] (UM) 
[  280.437198]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.439592] 3*4096kB 
[  280.445237]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.447284] (M) 
[  280.452760]  ndisc_alloc_skb+0x144/0x340
[  280.455143] = 25212kB
[  280.455151] Node 0 
[  280.459573]  ndisc_send_rs+0x331/0x6e0
[  280.461535] Normal: 
[  280.465611]  addrconf_rs_timer+0x3c0/0x6f0
[  280.468003] 1019*4kB 
[  280.470255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.474126] (MEH) 
[  280.476481]  call_timer_fn+0x272/0x920
[  280.480690] 374*8kB 
[  280.483123]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.487342] (UMEH) 
[  280.489517]  ? process_timeout+0x40/0x40
[  280.493382] 169*16kB (UMEH) 
[  280.495734]  ? find_held_lock+0x36/0x1c0
[  280.499953] 71*32kB 
[  280.502214]  ? __run_timers+0x7da/0xc70
[  280.506247] (UMH) 
[  280.509277]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.513318] 17*64kB (UMH) 
[  280.515851]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.519834] 3*128kB 
[  280.522015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.526485] (H) 
[  280.529343]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.533840] 1*256kB (H) 
[  280.536185]  ? trace_hardirqs_on+0xbd/0x310
[  280.540405] 0*512kB 
[  280.542394]  ? kasan_check_read+0x11/0x20
[  280.546958] 0*1024kB 
[  280.549644]  ? __run_timers+0x7da/0xc70
[  280.553945] 0*2048kB 0*4096kB 
[  280.556291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.560423] = 13772kB
[  280.562855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.566839] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  280.570063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.575496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  280.575505] 4154 total pagecache pages
[  280.577934]  __run_timers+0x7e5/0xc70
[  280.582164] 0 pages in swap cache
[  280.591012]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.595288] Swap cache stats: add 0, delete 0, find 0/0
[  280.595297] Free swap  = 0kB
[  280.603887]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.607762] Total swap = 0kB
[  280.611592]  ? graph_lock+0x170/0x170
[  280.615031] 1965979 pages RAM
[  280.620412]  ? enqueue_hrtimer+0x1a5/0x560
[  280.625846] 0 pages HighMem/MovableOnly
[  280.625855] 342744 pages reserved
[  280.628901]  ? lock_release+0x970/0x970
[  280.633903] 0 pages cma reserved
[  280.636935]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.640824] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.643854]  ? find_held_lock+0x36/0x1c0
[  280.648243] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.652124]  ? graph_lock+0x170/0x170
[  280.655571] syz-fuzzer cpuset=
[  280.659555]  ? pvclock_read_flags+0x160/0x160
[  280.662915] /
[  280.668114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.674591]  mems_allowed=0
[  280.678660]  ? check_preemption_disabled+0x48/0x200
[  280.715557]  ? __lock_is_held+0xb5/0x140
[  280.719637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.725193]  ? check_preemption_disabled+0x48/0x200
[  280.730234]  run_timer_softirq+0x52/0xb0
[  280.734309]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.739347]  __do_softirq+0x30b/0xad8
[  280.743246]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.748371]  ? pvclock_read_flags+0x160/0x160
[  280.752886]  ? lapic_next_event+0x5a/0x90
[  280.757057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.762676]  ? check_preemption_disabled+0x48/0x200
[  280.767817]  ? check_preemption_disabled+0x48/0x200
[  280.772861]  ? kvm_clock_read+0x18/0x30
[  280.776857]  ? kvm_sched_clock_read+0x9/0x20
[  280.781283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.786856]  ? check_preemption_disabled+0x48/0x200
[  280.791905]  irq_exit+0x17f/0x1c0
[  280.795376]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.800232]  ? smp_reschedule_interrupt+0x109/0x650
[  280.805263]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.811166]  ? interrupt_entry+0xb5/0xf0
[  280.815249]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.820284]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.825321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.830185]  ? trace_hardirqs_off+0x300/0x300
[  280.834833]  ? trace_hardirqs_off+0x300/0x300
[  280.839353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.844913]  ? check_preemption_disabled+0x48/0x200
[  280.849948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.855512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.860384]  apic_timer_interrupt+0xf/0x20
[  280.864627]  </IRQ>
[  280.866887] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  280.871852] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  280.890777] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  280.898534] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  280.905849] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  280.913229] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  280.920513] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  280.927823] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  280.935162]  skb_clone+0x1bb/0x500
[  280.938722]  ? finish_task_switch+0x2f5/0x900
[  280.943231]  ? skb_split+0x11e0/0x11e0
[  280.947135]  ? preempt_notifier_register+0x200/0x200
[  280.952396]  ? __switch_to_asm+0x34/0x70
[  280.956471]  ? __switch_to_asm+0x34/0x70
[  280.960546]  ? __switch_to_asm+0x40/0x70
[  280.964616]  ? __switch_to_asm+0x34/0x70
[  280.968688]  ? __switch_to_asm+0x40/0x70
[  280.972763]  ? __switch_to_asm+0x34/0x70
[  280.976860]  ? __switch_to_asm+0x40/0x70
[  280.980933]  ? __switch_to_asm+0x34/0x70
[  280.985071]  ? __switch_to_asm+0x34/0x70
[  280.989148]  ? __switch_to_asm+0x40/0x70
[  280.993309]  ? __switch_to_asm+0x34/0x70
[  280.997398]  bpf_clone_redirect+0xb9/0x490
[  281.001652]  ? __schedule+0x874/0x1ed0
[  281.005628]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  281.010663]  ? __sched_text_start+0x8/0x8
[  281.015056]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.019870]  ? find_held_lock+0x36/0x1c0
[  281.023962]  ? lock_acquire+0x1ed/0x520
[  281.027953]  ? bpf_test_run+0x32e/0x5a0
[  281.031964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.037527]  ? check_preemption_disabled+0x48/0x200
[  281.042565]  ? kasan_check_read+0x11/0x20
[  281.046733]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.052025]  ? rcu_bh_qs+0xc0/0xc0
[  281.055586]  ? preempt_schedule+0x4d/0x60
[  281.059754]  ? ___preempt_schedule+0x16/0x18
[  281.064211]  ? bpf_test_run+0x1c0/0x5a0
[  281.068212]  ? netlink_diag_dump+0x2a0/0x2a0
[  281.072649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.078199]  ? bpf_test_init.isra.9+0x70/0x100
[  281.082822]  ? bpf_prog_test_run_skb+0x634/0xb40
[  281.087601]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  281.092456]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  281.098010]  ? fput+0x130/0x1a0
[  281.101306]  ? __bpf_prog_get+0x9b/0x290
[  281.105389]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  281.110246]  ? bpf_prog_test_run+0x130/0x1a0
[  281.114682]  ? __x64_sys_bpf+0x3d8/0x510
[  281.118760]  ? bpf_prog_get+0x20/0x20
[  281.122612]  ? ksys_ioctl+0x81/0xd0
[  281.126267]  ? do_syscall_64+0x1b9/0x820
[  281.130345]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  281.135732]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.140687]  ? trace_hardirqs_off+0x300/0x300
[  281.145203]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  281.150234]  ? recalc_sigpending_tsk+0x180/0x180
[  281.155013]  ? kasan_check_write+0x14/0x20
[  281.159270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.164142]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  281.169551] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  281.169639] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.176504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.176509] Call Trace:
[  281.176517]  <IRQ>
[  281.176536]  dump_stack+0x1c4/0x2b4
[  281.176558]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.176586]  warn_alloc.cold.118+0xb7/0x1bd
[  281.176613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.183187] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.192486]  ? lock_downgrade+0x900/0x900
[  281.195064] syz-executor7 cpuset=
[  281.197228]  ? trace_hardirqs_off+0xb8/0x300
[  281.200861] syz7
[  281.206071]  ? trace_hardirqs_off+0xb8/0x300
[  281.210389]  mems_allowed=0
[  281.215248]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.251912]  ? warn_alloc+0x120/0x120
[  281.255732]  ? trace_hardirqs_on+0x310/0x310
[  281.260157]  ? warn_alloc+0x120/0x120
[  281.263979]  ? print_usage_bug+0xc0/0xc0
[  281.268056]  ? warn_alloc+0x120/0x120
[  281.271876]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  281.276908]  ? print_usage_bug+0xc0/0xc0
[  281.280987]  ? __lock_acquire+0x7ec/0x4ec0
[  281.285234]  ? __lock_acquire+0x7ec/0x4ec0
[  281.289486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.295038]  ? should_fail+0x22d/0xd01
[  281.298949]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.304337]  ? __lock_acquire+0x7ec/0x4ec0
[  281.308599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.313715]  ? __lock_acquire+0x7ec/0x4ec0
[  281.317965]  ? should_fail+0x22d/0xd01
[  281.321869]  ? print_usage_bug+0xc0/0xc0
[  281.325958]  ? mark_held_locks+0x130/0x130
[  281.330216]  ? mark_held_locks+0x130/0x130
[  281.334474]  ? graph_lock+0x170/0x170
[  281.338289]  ? print_usage_bug+0xc0/0xc0
[  281.342367]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.347148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.352722]  ? check_preemption_disabled+0x48/0x200
[  281.357755]  ? check_preemption_disabled+0x48/0x200
[  281.362845]  ? __lock_is_held+0xb5/0x140
[  281.366932]  __alloc_pages_nodemask+0xa80/0xde0
[  281.371620]  ? graph_lock+0x170/0x170
[  281.375440]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.380472]  ? graph_lock+0x170/0x170
[  281.384303]  ? find_held_lock+0x36/0x1c0
[  281.388391]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.393077]  ? lock_downgrade+0x900/0x900
[  281.397251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.402835]  cache_grow_begin+0x91/0x8c0
[  281.406918]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.411351]  fallback_alloc+0x203/0x2e0
[  281.415353]  ____cache_alloc_node+0x1c7/0x1e0
[  281.419874]  kmem_cache_alloc_node+0xe3/0x730
[  281.424386]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.428648]  __alloc_skb+0x119/0x770
[  281.432901]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.438200]  ? skb_scrub_packet+0x490/0x490
[  281.442538]  ? lock_downgrade+0x900/0x900
[  281.446716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.452272]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.457746]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.463216]  ? addrconf_rs_timer+0x6f0/0x6f0
[  281.467926]  ndisc_alloc_skb+0x144/0x340
[  281.472007]  ndisc_send_rs+0x331/0x6e0
[  281.475917]  addrconf_rs_timer+0x3c0/0x6f0
[  281.480174]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.484441]  call_timer_fn+0x272/0x920
[  281.488344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.492596]  ? process_timeout+0x40/0x40
[  281.496669]  ? find_held_lock+0x36/0x1c0
[  281.500753]  ? mark_held_locks+0xc7/0x130
[  281.504941]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.509452]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.513962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.518213]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  281.522837]  ? trace_hardirqs_on+0xbd/0x310
[  281.527177]  ? kasan_check_read+0x11/0x20
[  281.531340]  ? __run_timers+0x7da/0xc70
[  281.535389]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.540864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.545125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.549374]  __run_timers+0x7e5/0xc70
[  281.553204]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.558589]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.563619]  ? graph_lock+0x170/0x170
[  281.567439]  ? print_usage_bug+0xc0/0xc0
[  281.571512]  ? lock_release+0x970/0x970
[  281.575503]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.580716]  ? find_held_lock+0x36/0x1c0
[  281.584876]  ? graph_lock+0x170/0x170
[  281.588700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.594258]  ? check_preemption_disabled+0x48/0x200
[  281.599303]  ? __lock_is_held+0xb5/0x140
[  281.603379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.608931]  ? check_preemption_disabled+0x48/0x200
[  281.613970]  run_timer_softirq+0x52/0xb0
[  281.618050]  ? rcu_read_lock_sched_held+0x108/0x120
[  281.623084]  __do_softirq+0x30b/0xad8
[  281.626912]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  281.632035]  ? pvclock_read_flags+0x160/0x160
[  281.636554]  ? lapic_next_event+0x5a/0x90
[  281.640718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.646273]  ? check_preemption_disabled+0x48/0x200
[  281.651306]  ? check_preemption_disabled+0x48/0x200
[  281.656344]  ? kvm_clock_read+0x18/0x30
[  281.660335]  ? kvm_sched_clock_read+0x9/0x20
[  281.664762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.670339]  ? check_preemption_disabled+0x48/0x200
[  281.675491]  irq_exit+0x17f/0x1c0
[  281.678961]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.683840]  ? smp_reschedule_interrupt+0x109/0x650
[  281.688873]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.694770]  ? interrupt_entry+0xb5/0xf0
[  281.698879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.703907]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.709070]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.713939]  ? trace_hardirqs_off+0x300/0x300
[  281.718445]  ? trace_hardirqs_off+0x300/0x300
[  281.722958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.728513]  ? check_preemption_disabled+0x48/0x200
[  281.733556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.739116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.743981]  apic_timer_interrupt+0xf/0x20
[  281.748223]  </IRQ>
[  281.750477] RIP: 0010:console_unlock+0x1017/0x11a0
[  281.755427] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  281.774425] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  281.782149] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  281.789428] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  281.796707] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  281.803989] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  281.811268] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  281.818565]  ? netconsole_netdev_event+0x280/0x280
[  281.823520]  ? console_unlock+0x100e/0x11a0
[  281.827885]  ? devkmsg_read+0xbb0/0xbb0
[  281.831875]  ? vprintk_emit+0x7f7/0x930
[  281.835872]  ? lock_release+0x970/0x970
[  281.839862]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.845331]  ? vprintk_default+0x28/0x30
[  281.849407]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.854879]  ? kasan_check_write+0x14/0x20
[  281.859128]  ? do_raw_spin_lock+0xc1/0x200
[  281.863389]  vprintk_emit+0x33d/0x930
[  281.867213]  ? wake_up_klogd+0x180/0x180
[  281.871291]  ? lockdep_hardirqs_on+0x421/0x5c0
[  281.875893]  ? retint_kernel+0x2d/0x2d
[  281.879827]  ? find_held_lock+0x36/0x1c0
[  281.883917]  ? mark_held_locks+0xc7/0x130
[  281.888089]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.892602]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.897123]  vprintk_default+0x28/0x30
[  281.901026]  vprintk_func+0x7e/0x181
[  281.904762]  printk+0xa7/0xcf
[  281.907998]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  281.912772]  ? _raw_spin_unlock_irq+0x60/0x80
[  281.917331]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  281.922831]  dump_header+0x7cc/0xf72
[  281.926579]  ? pagefault_out_of_memory+0x197/0x197
[  281.931531]  ? mark_held_locks+0x130/0x130
[  281.935809]  ? __lock_acquire+0x7ec/0x4ec0
[  281.940062]  ? mem_cgroup_charge_statistics+0x780/0x780
[  281.945440]  ? print_usage_bug+0xc0/0xc0
[  281.949514]  ? print_usage_bug+0xc0/0xc0
[  281.953602]  ? graph_lock+0x170/0x170
[  281.957414]  ? graph_lock+0x170/0x170
[  281.961230]  ? print_usage_bug+0xc0/0xc0
[  281.965314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.970878]  ? find_held_lock+0x36/0x1c0
[  281.974969]  ? mark_held_locks+0xc7/0x130
[  281.979143]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.984261]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.989379]  ? lockdep_hardirqs_on+0x421/0x5c0
[  281.993979]  ? trace_hardirqs_on+0xbd/0x310
[  281.998317]  ? kasan_check_read+0x11/0x20
[  282.002482]  ? ___ratelimit+0x36f/0x655
[  282.006471]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.011940]  ? trace_hardirqs_on+0x310/0x310
[  282.016363]  ? lock_downgrade+0x900/0x900
[  282.020601]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.025721]  ? ___ratelimit+0xaa/0x655
[  282.029628]  ? idr_get_free+0xec0/0xec0
[  282.033677]  ? kasan_check_write+0x14/0x20
[  282.037931]  ? do_raw_spin_lock+0xc1/0x200
[  282.042190]  oom_kill_process.cold.27+0x10/0x903
[  282.046962]  ? graph_lock+0x170/0x170
[  282.050776]  ? _raw_spin_unlock+0x2c/0x50
[  282.054962]  ? oom_badness+0xe6/0xaa0
[  282.058907]  ? oom_evaluate_task+0x540/0x540
[  282.063335]  ? find_held_lock+0x36/0x1c0
[  282.067417]  ? out_of_memory+0x974/0x14c0
[  282.071580]  ? lock_downgrade+0x900/0x900
[  282.075745]  ? check_preemption_disabled+0x48/0x200
[  282.080783]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.086619]  ? kasan_check_read+0x11/0x20
[  282.090782]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.096104]  ? rcu_bh_qs+0xc0/0xc0
[  282.099666]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.104697]  ? oom_evaluate_task+0x302/0x540
[  282.109124]  out_of_memory+0xa86/0x14c0
[  282.113122]  ? oom_killer_disable+0x3a0/0x3a0
[  282.117646]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  282.122600]  ? __mutex_add_waiter+0x2a0/0x2a0
[  282.127123]  __alloc_pages_slowpath+0x2318/0x2d80
[  282.132014]  ? warn_alloc+0x120/0x120
[  282.135867]  ? find_get_entry+0x2f2/0xc40
[  282.140041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.145597]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  282.150542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.156103]  ? should_fail+0x22d/0xd01
[  282.160013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.165135]  ? __lock_is_held+0xb5/0x140
[  282.169241]  ? __lock_is_held+0xb5/0x140
[  282.173346]  ? find_held_lock+0x36/0x1c0
[  282.177599]  ? ___might_sleep+0x1ed/0x300
[  282.181760]  ? lock_release+0x970/0x970
[  282.185777]  ? arch_local_save_flags+0x40/0x40
[  282.190413]  ? __might_sleep+0x95/0x190
[  282.194410]  __alloc_pages_nodemask+0xa80/0xde0
[  282.199167]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.204206]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.210019]  ? kasan_check_read+0x11/0x20
[  282.214182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.219479]  ? graph_lock+0x170/0x170
[  282.223300]  ? print_usage_bug+0xc0/0xc0
[  282.227376]  ? graph_lock+0x170/0x170
[  282.231190]  ? graph_lock+0x170/0x170
[  282.235005]  ? __do_page_cache_readahead+0x7ce/0x980
[  282.240129]  ? find_held_lock+0x36/0x1c0
[  282.244213]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  282.249865]  alloc_pages_current+0x10c/0x210
[  282.254289]  ? lock_downgrade+0x900/0x900
[  282.258456]  __page_cache_alloc+0x38f/0x5b0
[  282.262821]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.268641]  ? kasan_check_read+0x11/0x20
[  282.272827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.278122]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  282.282830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.288454]  ? check_preemption_disabled+0x48/0x200
[  282.293495]  filemap_fault+0x1594/0x25f0
[  282.297590]  ? __lock_page_or_retry+0xa00/0xa00
[  282.302275]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.308088]  ? kasan_check_read+0x11/0x20
[  282.312251]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.317555]  ? rcu_bh_qs+0xc0/0xc0
[  282.321124]  ? filemap_map_pages+0xdea/0x1980
[  282.325650]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.330777]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  282.336089]  ? debug_object_free+0x325/0x690
[  282.340516]  ? find_get_pages_range_tag+0x1320/0x1320
[  282.345730]  ? graph_lock+0x170/0x170
[  282.349562]  ? kasan_check_read+0x11/0x20
[  282.353731]  ? debug_object_destroy+0x2b0/0x2b0
[  282.358488]  ? lock_acquire+0x1ed/0x520
[  282.362485]  ? ext4_filemap_fault+0x7a/0xad
[  282.366857]  ? lock_release+0x970/0x970
[  282.370855]  ? arch_local_save_flags+0x40/0x40
[  282.375459]  ? futex_wait_setup+0x3e0/0x3e0
[  282.379832]  ? down_read+0xb0/0x1d0
[  282.383475]  ? ext4_filemap_fault+0x7a/0xad
[  282.387836]  ? __down_interruptible+0x700/0x700
[  282.392543]  ext4_filemap_fault+0x82/0xad
[  282.396720]  __do_fault+0x100/0x6b0
[  282.400370]  ? print_bad_pte+0x6c0/0x6c0
[  282.404448]  ? do_futex+0x249/0x26d0
[  282.408289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.413859]  ? pmd_val+0x88/0x100
[  282.417332]  ? add_mm_counter_fast+0xd0/0xd0
[  282.421754]  ? pmd_val+0x88/0x100
[  282.425250]  ? add_mm_counter_fast+0xd0/0xd0
[  282.429677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.435233]  __handle_mm_fault+0x3709/0x53e0
[  282.439657]  ? perf_trace_lock+0x14d/0x7a0
[  282.444005]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  282.448867]  ? graph_lock+0x170/0x170
[  282.452749]  ? print_usage_bug+0xc0/0xc0
[  282.456847]  ? retint_kernel+0x2d/0x2d
[  282.460756]  ? graph_lock+0x170/0x170
[  282.464593]  ? graph_lock+0x170/0x170
[  282.468428]  ? handle_mm_fault+0x42a/0xc70
[  282.472681]  ? lock_downgrade+0x900/0x900
[  282.476856]  ? check_preemption_disabled+0x48/0x200
[  282.481899]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.487712]  ? kasan_check_read+0x11/0x20
[  282.491878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.497171]  ? rcu_bh_qs+0xc0/0xc0
[  282.500726]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.506194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.511754]  ? check_preemption_disabled+0x48/0x200
[  282.516839]  handle_mm_fault+0x54f/0xc70
[  282.520924]  ? __handle_mm_fault+0x53e0/0x53e0
[  282.525528]  ? find_vma+0x34/0x190
[  282.529116]  __do_page_fault+0x67d/0xed0
[  282.533202]  ? mm_fault_error+0x380/0x380
[  282.537364]  ? trace_hardirqs_off+0xb8/0x300
[  282.541826]  ? trace_hardirqs_on+0x310/0x310
[  282.546251]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.551635]  ? trace_hardirqs_on+0x310/0x310
[  282.556063]  do_page_fault+0xf2/0x7e0
[  282.559885]  ? vmalloc_sync_all+0x30/0x30
[  282.564049]  ? error_entry+0x70/0xd0
[  282.567779]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.572850]  ? trace_hardirqs_on_caller+0xc0/0x300
[  282.577885]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.582851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.587713]  ? trace_hardirqs_off+0x300/0x300
[  282.592226]  ? trace_hardirqs_off_caller+0x300/0x300
[  282.597358]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.602390]  ? page_fault+0x8/0x30
[  282.605949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.610832]  ? page_fault+0x8/0x30
[  282.614391]  page_fault+0x1e/0x30
[  282.617862] RIP: 0033:0x40f9c0
[  282.621074] Code: Bad RIP value.
[  282.624448] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  282.629848] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  282.637128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  282.644408] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  282.651687] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  282.658974] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  282.666287] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  282.666293] warn_alloc_show_mem: 1 callbacks suppressed
[  282.666300] Mem-Info:
[  282.673594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.678974] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  282.678974]  active_file:18 inactive_file:16 isolated_file:0
[  282.678974]  unevictable:0 dirty:0 writeback:0 unstable:0
[  282.678974]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  282.678974]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  282.678974]  free:13723 free_pcp:140 free_cma:0
[  282.681361] Call Trace:
[  282.690852] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  282.723950]  <IRQ>
[  282.726535] Node 0 
[  282.754456]  dump_stack+0x1c4/0x2b4
[  282.756623] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  282.758871]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.762479] lowmem_reserve[]: 0
[  282.788014]  warn_alloc.cold.118+0xb7/0x1bd
[  282.793177]  2817 6321
[  282.796476]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.800781]  6321
[  282.803383]  ? lock_downgrade+0x900/0x900
[  282.808215] Node 0 
[  282.810292]  ? trace_hardirqs_off+0xb8/0x300
[  282.814447] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  282.816670]  ? trace_hardirqs_off+0xb8/0x300
[  282.821064] lowmem_reserve[]:
[  282.847822]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.852215]  0
[  282.855355]  ? warn_alloc+0x120/0x120
[  282.860157]  0
[  282.861969]  ? warn_alloc+0x120/0x120
[  282.865754]  3503
[  282.867573]  ? print_usage_bug+0xc0/0xc0
[  282.871353]  3503
[  282.873438]  ? warn_alloc+0x120/0x120
[  282.877488] Node 0 
[  282.879571]  ? print_usage_bug+0xc0/0xc0
[  282.883387] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  282.885611]  ? __lock_acquire+0x7ec/0x4ec0
[  282.889661] lowmem_reserve[]:
[  282.918108]  ? __lock_acquire+0x7ec/0x4ec0
[  282.922341]  0
[  282.925471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.929676]  0
[  282.931492]  ? should_fail+0x22d/0xd01
[  282.937008]  0 0
[  282.938919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.942818] Node 0 
[  282.944825]  ? __lock_acquire+0x7ec/0x4ec0
[  282.949912] DMA: 1*4kB 
[  282.952168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.956389] (U) 
[  282.958976]  ? __lock_acquire+0x7ec/0x4ec0
[  282.958992]  ? should_fail+0x22d/0xd01
[  282.964087] 0*8kB 0*16kB 
[  282.966094]  ? mark_held_locks+0x130/0x130
[  282.970310] 1*32kB (U) 
[  282.974216]  ? mark_held_locks+0x130/0x130
[  282.976965] 2*64kB 
[  282.981204]  ? graph_lock+0x170/0x170
[  282.983776] (U) 
[  282.988043]  ? graph_lock+0x170/0x170
[  282.990268] 1*128kB (U) 
[  282.994088]  ? graph_lock+0x170/0x170
[  282.996059] 1*256kB 
[  282.999865]  ? print_usage_bug+0xc0/0xc0
[  283.002526] (U) 
[  283.006338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.008649] 0*512kB 
[  283.012715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.014681] 1*1024kB 
[  283.020230]  ? check_preemption_disabled+0x48/0x200
[  283.022540] (U) 
[  283.028087]  ? check_preemption_disabled+0x48/0x200
[  283.030486] 1*2048kB 
[  283.035518]  ? __lock_is_held+0xb5/0x140
[  283.037479] (M) 
[  283.042508]  __alloc_pages_nodemask+0xa80/0xde0
[  283.044902] 3*4096kB (M) 
[  283.048974]  ? graph_lock+0x170/0x170
[  283.050950] = 15908kB
[  283.055625]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.058375] Node 0 
[  283.062252]  ? graph_lock+0x170/0x170
[  283.064655] DMA32: 3*4kB 
[  283.069698]  ? find_held_lock+0x36/0x1c0
[  283.071922] (UM) 
[  283.075735]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.078473] 0*8kB 3*16kB 
[  283.082547]  ? lock_downgrade+0x900/0x900
[  283.084600] (M) 2*32kB 
[  283.089295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.092035] (UM) 2*64kB 
[  283.096213]  cache_grow_begin+0x91/0x8c0
[  283.098809] (M) 
[  283.104371]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.107031] 3*128kB (M) 
[  283.111139]  fallback_alloc+0x203/0x2e0
[  283.113090] 2*256kB (M) 
[  283.117539]  ____cache_alloc_node+0x1c7/0x1e0
[  283.120242] 3*512kB (M) 
[  283.124250]  kmem_cache_alloc_node+0xe3/0x730
[  283.126905] 4*1024kB (UM) 
[  283.131422]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.134074] 3*2048kB (UM) 
[  283.138597]  __alloc_skb+0x119/0x770
[  283.141419] 3*4096kB (M) 
[  283.145677]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.148508] = 25212kB
[  283.152231]  ? skb_scrub_packet+0x490/0x490
[  283.154980] Node 0 
[  283.160265]  ? lock_downgrade+0x900/0x900
[  283.162658] Normal: 1019*4kB 
[  283.167010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.169224] (MEH) 374*8kB 
[  283.173393]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.176477] (UMEH) 169*16kB 
[  283.182030]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.184865] (UMEH) 
[  283.190323]  ? addrconf_rs_timer+0x6f0/0x6f0
[  283.193324] 71*32kB (UMH) 
[  283.198828]  ndisc_alloc_skb+0x144/0x340
[  283.201043] 17*64kB 
[  283.205474]  ndisc_send_rs+0x331/0x6e0
[  283.208301] (UMH) 3*128kB 
[  283.212390]  addrconf_rs_timer+0x3c0/0x6f0
[  283.214700] (H) 
[  283.218598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.221426] 1*256kB (H) 
[  283.225687]  call_timer_fn+0x272/0x920
[  283.227639] 0*512kB 0*1024kB 
[  283.231892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.234554] 0*2048kB 0*4096kB 
[  283.238458]  ? process_timeout+0x40/0x40
[  283.241557] = 13772kB
[  283.241572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  283.245842]  ? find_held_lock+0x36/0x1c0
[  283.249027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  283.253125]  ? __run_timers+0x7da/0xc70
[  283.255519] 4154 total pagecache pages
[  283.264366]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.268426] 0 pages in swap cache
[  283.277005]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.280967] Swap cache stats: add 0, delete 0, find 0/0
[  283.280976] Free swap  = 0kB
[  283.284871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.289354] Total swap = 0kB
[  283.292835]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  283.297321] 1965979 pages RAM
[  283.303219]  ? trace_hardirqs_on+0xbd/0x310
[  283.306226] 0 pages HighMem/MovableOnly
[  283.306235] 342744 pages reserved
[  283.310479]  ? kasan_check_read+0x11/0x20
[  283.313492] 0 pages cma reserved
[  283.318085]  ? __run_timers+0x7da/0xc70
[  283.321288] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.325516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.329591] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.332943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.337253] syz-fuzzer cpuset=
[  283.340628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.344656] /
[  283.351242]  __run_timers+0x7e5/0xc70
[  283.356682]  mems_allowed=0
[  283.367009]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.392710]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.397745]  ? graph_lock+0x170/0x170
[  283.401569]  ? enqueue_hrtimer+0x1a5/0x560
[  283.405839]  ? lock_release+0x970/0x970
[  283.409854]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.415091]  ? find_held_lock+0x36/0x1c0
[  283.419174]  ? graph_lock+0x170/0x170
[  283.422993]  ? pvclock_read_flags+0x160/0x160
[  283.427505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.433293]  ? check_preemption_disabled+0x48/0x200
[  283.438337]  ? __lock_is_held+0xb5/0x140
[  283.442413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.447971]  ? check_preemption_disabled+0x48/0x200
[  283.453011]  run_timer_softirq+0x52/0xb0
[  283.457090]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.462142]  __do_softirq+0x30b/0xad8
[  283.465969]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.471096]  ? pvclock_read_flags+0x160/0x160
[  283.475604]  ? lapic_next_event+0x5a/0x90
[  283.479766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.485343]  ? check_preemption_disabled+0x48/0x200
[  283.490378]  ? check_preemption_disabled+0x48/0x200
[  283.495416]  ? kvm_clock_read+0x18/0x30
[  283.499402]  ? kvm_sched_clock_read+0x9/0x20
[  283.503850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.509402]  ? check_preemption_disabled+0x48/0x200
[  283.514446]  irq_exit+0x17f/0x1c0
[  283.517922]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.522778]  ? smp_reschedule_interrupt+0x109/0x650
[  283.527853]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.533756]  ? interrupt_entry+0xb5/0xf0
[  283.537865]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.542899]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.547932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.552811]  ? trace_hardirqs_off+0x300/0x300
[  283.557321]  ? trace_hardirqs_off+0x300/0x300
[  283.561858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.567474]  ? check_preemption_disabled+0x48/0x200
[  283.572565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.578128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.582995]  apic_timer_interrupt+0xf/0x20
[  283.587300]  </IRQ>
[  283.589557] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  283.594505] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  283.613421] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  283.621148] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  283.628429] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  283.635709] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  283.642989] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  283.650271] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  283.657600]  skb_clone+0x1bb/0x500
[  283.661162]  ? finish_task_switch+0x2f5/0x900
[  283.665676]  ? skb_split+0x11e0/0x11e0
[  283.669582]  ? preempt_notifier_register+0x200/0x200
[  283.674700]  ? __switch_to_asm+0x34/0x70
[  283.678777]  ? __switch_to_asm+0x34/0x70
[  283.682880]  ? __switch_to_asm+0x40/0x70
[  283.686953]  ? __switch_to_asm+0x34/0x70
[  283.691029]  ? __switch_to_asm+0x40/0x70
[  283.695109]  ? __switch_to_asm+0x34/0x70
[  283.699196]  ? __switch_to_asm+0x40/0x70
[  283.703333]  ? __switch_to_asm+0x34/0x70
[  283.707407]  ? __switch_to_asm+0x34/0x70
[  283.711483]  ? __switch_to_asm+0x40/0x70
[  283.715557]  ? __switch_to_asm+0x34/0x70
[  283.719642]  bpf_clone_redirect+0xb9/0x490
[  283.723898]  ? __schedule+0x874/0x1ed0
[  283.727830]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  283.732865]  ? __sched_text_start+0x8/0x8
[  283.737115]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.741965]  ? find_held_lock+0x36/0x1c0
[  283.746077]  ? lock_acquire+0x1ed/0x520
[  283.750074]  ? bpf_test_run+0x32e/0x5a0
[  283.754072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.759633]  ? check_preemption_disabled+0x48/0x200
[  283.764674]  ? kasan_check_read+0x11/0x20
[  283.768855]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.774150]  ? rcu_bh_qs+0xc0/0xc0
[  283.777711]  ? preempt_schedule+0x4d/0x60
[  283.781879]  ? ___preempt_schedule+0x16/0x18
[  283.786312]  ? bpf_test_run+0x1c0/0x5a0
[  283.790314]  ? netlink_diag_dump+0x2a0/0x2a0
[  283.794740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.800290]  ? bpf_test_init.isra.9+0x70/0x100
[  283.804898]  ? bpf_prog_test_run_skb+0x634/0xb40
[  283.809679]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  283.814537]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  283.820087]  ? fput+0x130/0x1a0
[  283.823386]  ? __bpf_prog_get+0x9b/0x290
[  283.827462]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  283.832318]  ? bpf_prog_test_run+0x130/0x1a0
[  283.836746]  ? __x64_sys_bpf+0x3d8/0x510
[  283.840841]  ? bpf_prog_get+0x20/0x20
[  283.844708]  ? ksys_ioctl+0x81/0xd0
[  283.848376]  ? do_syscall_64+0x1b9/0x820
[  283.852455]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  283.857915]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.862865]  ? trace_hardirqs_off+0x300/0x300
[  283.867376]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  283.872412]  ? recalc_sigpending_tsk+0x180/0x180
[  283.877186]  ? kasan_check_write+0x14/0x20
[  283.881443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.886314]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  283.891871] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  283.891961] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.898838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.898843] Call Trace:
[  283.898851]  <IRQ>
[  283.898868]  dump_stack+0x1c4/0x2b4
[  283.898886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.905446] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.914749]  warn_alloc.cold.118+0xb7/0x1bd
[  283.917314] syz-executor7 cpuset=
[  283.919487]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.923104] syz7
[  283.928303]  ? lock_downgrade+0x900/0x900
[  283.938783]  mems_allowed=0
[  283.943138]  ? trace_hardirqs_off+0xb8/0x300
[  283.964989]  ? trace_hardirqs_off+0xb8/0x300
[  283.969423]  __alloc_pages_slowpath+0x2667/0x2d80
[  283.974318]  ? warn_alloc+0x120/0x120
[  283.978137]  ? trace_hardirqs_on+0x310/0x310
[  283.982567]  ? warn_alloc+0x120/0x120
[  283.986387]  ? print_usage_bug+0xc0/0xc0
[  283.990463]  ? warn_alloc+0x120/0x120
[  283.994284]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.999314]  ? print_usage_bug+0xc0/0xc0
[  284.003394]  ? __lock_acquire+0x7ec/0x4ec0
[  284.007645]  ? __lock_acquire+0x7ec/0x4ec0
[  284.011901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.017453]  ? should_fail+0x22d/0xd01
[  284.021359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.026539]  ? __lock_acquire+0x7ec/0x4ec0
[  284.030826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.035945]  ? __lock_acquire+0x7ec/0x4ec0
[  284.040196]  ? should_fail+0x22d/0xd01
[  284.044096]  ? print_usage_bug+0xc0/0xc0
[  284.048184]  ? mark_held_locks+0x130/0x130
[  284.052438]  ? mark_held_locks+0x130/0x130
[  284.056697]  ? graph_lock+0x170/0x170
[  284.060511]  ? print_usage_bug+0xc0/0xc0
[  284.064589]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.069362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.075076]  ? check_preemption_disabled+0x48/0x200
[  284.080111]  ? check_preemption_disabled+0x48/0x200
[  284.085151]  ? __lock_is_held+0xb5/0x140
[  284.089234]  __alloc_pages_nodemask+0xa80/0xde0
[  284.093920]  ? graph_lock+0x170/0x170
[  284.097741]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.102768]  ? graph_lock+0x170/0x170
[  284.106623]  ? find_held_lock+0x36/0x1c0
[  284.110711]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.115457]  ? lock_downgrade+0x900/0x900
[  284.119630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.125189]  cache_grow_begin+0x91/0x8c0
[  284.129270]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.133702]  fallback_alloc+0x203/0x2e0
[  284.137699]  ____cache_alloc_node+0x1c7/0x1e0
[  284.142217]  kmem_cache_alloc_node+0xe3/0x730
[  284.146730]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.150994]  __alloc_skb+0x119/0x770
[  284.154728]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.160026]  ? skb_scrub_packet+0x490/0x490
[  284.164367]  ? lock_downgrade+0x900/0x900
[  284.168540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.174100]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.179576]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.185049]  ? addrconf_rs_timer+0x6f0/0x6f0
[  284.189490]  ndisc_alloc_skb+0x144/0x340
[  284.193578]  ndisc_send_rs+0x331/0x6e0
[  284.197490]  addrconf_rs_timer+0x3c0/0x6f0
[  284.201753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.206046]  call_timer_fn+0x272/0x920
[  284.209951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.214201]  ? process_timeout+0x40/0x40
[  284.218277]  ? find_held_lock+0x36/0x1c0
[  284.222360]  ? mark_held_locks+0xc7/0x130
[  284.226529]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.231044]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.235558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.239829]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.244435]  ? trace_hardirqs_on+0xbd/0x310
[  284.248863]  ? kasan_check_read+0x11/0x20
[  284.253028]  ? __run_timers+0x7da/0xc70
[  284.257018]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.262487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.266747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.270996]  __run_timers+0x7e5/0xc70
[  284.274854]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.280240]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.285271]  ? graph_lock+0x170/0x170
[  284.289093]  ? print_usage_bug+0xc0/0xc0
[  284.293166]  ? lock_release+0x970/0x970
[  284.297158]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.302372]  ? find_held_lock+0x36/0x1c0
[  284.306459]  ? graph_lock+0x170/0x170
[  284.310279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.315854]  ? check_preemption_disabled+0x48/0x200
[  284.320896]  ? __lock_is_held+0xb5/0x140
[  284.325062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.330617]  ? check_preemption_disabled+0x48/0x200
[  284.335656]  run_timer_softirq+0x52/0xb0
[  284.339734]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.344770]  __do_softirq+0x30b/0xad8
[  284.348624]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.353752]  ? pvclock_read_flags+0x160/0x160
[  284.358422]  ? lapic_next_event+0x5a/0x90
[  284.362654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.368214]  ? check_preemption_disabled+0x48/0x200
[  284.373244]  ? check_preemption_disabled+0x48/0x200
[  284.378285]  ? kvm_clock_read+0x18/0x30
[  284.382275]  ? kvm_sched_clock_read+0x9/0x20
[  284.386703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.392256]  ? check_preemption_disabled+0x48/0x200
[  284.397304]  irq_exit+0x17f/0x1c0
[  284.400776]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.405656]  ? smp_reschedule_interrupt+0x109/0x650
[  284.410749]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.416651]  ? interrupt_entry+0xb5/0xf0
[  284.420740]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.425769]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.430913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.435770]  ? trace_hardirqs_off+0x300/0x300
[  284.440395]  ? trace_hardirqs_off+0x300/0x300
[  284.444918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.450472]  ? check_preemption_disabled+0x48/0x200
[  284.455502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.461061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.466017]  apic_timer_interrupt+0xf/0x20
[  284.470259]  </IRQ>
[  284.472517] RIP: 0010:console_unlock+0x1017/0x11a0
[  284.477466] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  284.496669] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  284.504414] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  284.511705] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  284.519000] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  284.526285] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  284.533571] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  284.540883]  ? netconsole_netdev_event+0x280/0x280
[  284.545871]  ? console_unlock+0x100e/0x11a0
[  284.550229]  ? devkmsg_read+0xbb0/0xbb0
[  284.554221]  ? vprintk_emit+0x7f7/0x930
[  284.558218]  ? lock_release+0x970/0x970
[  284.562213]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.567678]  ? vprintk_default+0x28/0x30
[  284.571756]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.577250]  ? kasan_check_write+0x14/0x20
[  284.581575]  ? do_raw_spin_lock+0xc1/0x200
[  284.585857]  vprintk_emit+0x33d/0x930
[  284.589684]  ? wake_up_klogd+0x180/0x180
[  284.593883]  ? lockdep_hardirqs_on+0x421/0x5c0
[  284.598487]  ? retint_kernel+0x2d/0x2d
[  284.602398]  ? find_held_lock+0x36/0x1c0
[  284.606601]  ? mark_held_locks+0xc7/0x130
[  284.610768]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.615303]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.619848]  vprintk_default+0x28/0x30
[  284.623749]  vprintk_func+0x7e/0x181
[  284.627480]  printk+0xa7/0xcf
[  284.630604]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  284.635376]  ? _raw_spin_unlock_irq+0x60/0x80
[  284.639900]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  284.645204]  dump_header+0x7cc/0xf72
[  284.648943]  ? pagefault_out_of_memory+0x197/0x197
[  284.653895]  ? mark_held_locks+0x130/0x130
[  284.658144]  ? __lock_acquire+0x7ec/0x4ec0
[  284.662511]  ? mem_cgroup_charge_statistics+0x780/0x780
[  284.667900]  ? print_usage_bug+0xc0/0xc0
[  284.672065]  ? print_usage_bug+0xc0/0xc0
[  284.676149]  ? graph_lock+0x170/0x170
[  284.679969]  ? graph_lock+0x170/0x170
[  284.683812]  ? print_usage_bug+0xc0/0xc0
[  284.687910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.693529]  ? find_held_lock+0x36/0x1c0
[  284.697622]  ? mark_held_locks+0xc7/0x130
[  284.701813]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.706935]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.712053]  ? lockdep_hardirqs_on+0x421/0x5c0
[  284.716656]  ? trace_hardirqs_on+0xbd/0x310
[  284.720993]  ? kasan_check_read+0x11/0x20
[  284.725155]  ? ___ratelimit+0x36f/0x655
[  284.729145]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.734608]  ? trace_hardirqs_on+0x310/0x310
[  284.739030]  ? lock_downgrade+0x900/0x900
[  284.743199]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  284.748321]  ? ___ratelimit+0xaa/0x655
[  284.752228]  ? idr_get_free+0xec0/0xec0
[  284.756224]  ? kasan_check_write+0x14/0x20
[  284.760477]  ? do_raw_spin_lock+0xc1/0x200
[  284.764747]  oom_kill_process.cold.27+0x10/0x903
[  284.769519]  ? graph_lock+0x170/0x170
[  284.773337]  ? _raw_spin_unlock+0x2c/0x50
[  284.777572]  ? oom_badness+0xe6/0xaa0
[  284.781395]  ? oom_evaluate_task+0x540/0x540
[  284.785842]  ? find_held_lock+0x36/0x1c0
[  284.789931]  ? out_of_memory+0x974/0x14c0
[  284.794097]  ? lock_downgrade+0x900/0x900
[  284.798264]  ? check_preemption_disabled+0x48/0x200
[  284.803304]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.809119]  ? kasan_check_read+0x11/0x20
[  284.813282]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.818578]  ? rcu_bh_qs+0xc0/0xc0
[  284.822138]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.827166]  ? oom_evaluate_task+0x302/0x540
[  284.831592]  out_of_memory+0xa86/0x14c0
[  284.835592]  ? oom_killer_disable+0x3a0/0x3a0
[  284.840102]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  284.845052]  ? __mutex_add_waiter+0x2a0/0x2a0
[  284.849579]  __alloc_pages_slowpath+0x2318/0x2d80
[  284.854469]  ? warn_alloc+0x120/0x120
[  284.858300]  ? find_get_entry+0x2f2/0xc40
[  284.862471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.868026]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  284.872973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.878524]  ? should_fail+0x22d/0xd01
[  284.882563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.887680]  ? __lock_is_held+0xb5/0x140
[  284.891783]  ? __lock_is_held+0xb5/0x140
[  284.895957]  ? find_held_lock+0x36/0x1c0
[  284.900042]  ? ___might_sleep+0x1ed/0x300
[  284.904206]  ? lock_release+0x970/0x970
[  284.908201]  ? arch_local_save_flags+0x40/0x40
[  284.912833]  ? __might_sleep+0x95/0x190
[  284.916848]  __alloc_pages_nodemask+0xa80/0xde0
[  284.921541]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.926590]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.932424]  ? kasan_check_read+0x11/0x20
[  284.936591]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.941888]  ? graph_lock+0x170/0x170
[  284.945707]  ? print_usage_bug+0xc0/0xc0
[  284.949811]  ? graph_lock+0x170/0x170
[  284.953629]  ? graph_lock+0x170/0x170
[  284.957448]  ? __do_page_cache_readahead+0x7ce/0x980
[  284.962575]  ? find_held_lock+0x36/0x1c0
[  284.966659]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  284.972216]  alloc_pages_current+0x10c/0x210
[  284.976641]  ? lock_downgrade+0x900/0x900
[  284.980832]  __page_cache_alloc+0x38f/0x5b0
[  284.985174]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.990986]  ? kasan_check_read+0x11/0x20
[  284.995153]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.000563]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  285.005252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.010831]  ? check_preemption_disabled+0x48/0x200
[  285.015874]  filemap_fault+0x1594/0x25f0
[  285.019966]  ? __lock_page_or_retry+0xa00/0xa00
[  285.024652]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.030465]  ? kasan_check_read+0x11/0x20
[  285.034630]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.039923]  ? rcu_bh_qs+0xc0/0xc0
[  285.043494]  ? filemap_map_pages+0xdea/0x1980
[  285.048018]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.053142]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  285.058430]  ? debug_object_free+0x325/0x690
[  285.062862]  ? find_get_pages_range_tag+0x1320/0x1320
[  285.068140]  ? graph_lock+0x170/0x170
[  285.071966]  ? kasan_check_read+0x11/0x20
[  285.076144]  ? debug_object_destroy+0x2b0/0x2b0
[  285.080860]  ? lock_acquire+0x1ed/0x520
[  285.084877]  ? ext4_filemap_fault+0x7a/0xad
[  285.089219]  ? lock_release+0x970/0x970
[  285.093210]  ? arch_local_save_flags+0x40/0x40
[  285.097834]  ? futex_wait_setup+0x3e0/0x3e0
[  285.102185]  ? down_read+0xb0/0x1d0
[  285.105849]  ? ext4_filemap_fault+0x7a/0xad
[  285.110189]  ? __down_interruptible+0x700/0x700
[  285.114893]  ext4_filemap_fault+0x82/0xad
[  285.119063]  __do_fault+0x100/0x6b0
[  285.122711]  ? print_bad_pte+0x6c0/0x6c0
[  285.126787]  ? do_futex+0x249/0x26d0
[  285.130543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.136108]  ? pmd_val+0x88/0x100
[  285.139584]  ? add_mm_counter_fast+0xd0/0xd0
[  285.144010]  ? pmd_val+0x88/0x100
[  285.147484]  ? add_mm_counter_fast+0xd0/0xd0
[  285.151917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.157477]  __handle_mm_fault+0x3709/0x53e0
[  285.161912]  ? perf_trace_lock+0x14d/0x7a0
[  285.166173]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  285.171032]  ? graph_lock+0x170/0x170
[  285.174856]  ? print_usage_bug+0xc0/0xc0
[  285.178933]  ? retint_kernel+0x2d/0x2d
[  285.182857]  ? graph_lock+0x170/0x170
[  285.186672]  ? graph_lock+0x170/0x170
[  285.190506]  ? handle_mm_fault+0x42a/0xc70
[  285.194758]  ? lock_downgrade+0x900/0x900
[  285.198945]  ? check_preemption_disabled+0x48/0x200
[  285.203986]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.209823]  ? kasan_check_read+0x11/0x20
[  285.213992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.219283]  ? rcu_bh_qs+0xc0/0xc0
[  285.222876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.228403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.233959]  ? check_preemption_disabled+0x48/0x200
[  285.239000]  handle_mm_fault+0x54f/0xc70
[  285.243082]  ? __handle_mm_fault+0x53e0/0x53e0
[  285.247685]  ? find_vma+0x34/0x190
[  285.251246]  __do_page_fault+0x67d/0xed0
[  285.255330]  ? mm_fault_error+0x380/0x380
[  285.259492]  ? trace_hardirqs_off+0xb8/0x300
[  285.263982]  ? trace_hardirqs_on+0x310/0x310
[  285.268466]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  285.273861]  ? trace_hardirqs_on+0x310/0x310
[  285.278294]  do_page_fault+0xf2/0x7e0
[  285.282112]  ? vmalloc_sync_all+0x30/0x30
[  285.286278]  ? error_entry+0x70/0xd0
[  285.290007]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.295040]  ? trace_hardirqs_on_caller+0xc0/0x300
[  285.300261]  ? syscall_return_slowpath+0x5e0/0x5e0
[  285.305339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.310196]  ? trace_hardirqs_off+0x300/0x300
[  285.314704]  ? trace_hardirqs_off_caller+0x300/0x300
[  285.319853]  ? prepare_exit_to_usermode+0x291/0x3b0
[  285.324947]  ? page_fault+0x8/0x30
[  285.328510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.333370]  ? page_fault+0x8/0x30
[  285.336928]  page_fault+0x1e/0x30
[  285.340396] RIP: 0033:0x40f9c0
[  285.343612] Code: Bad RIP value.
[  285.346991] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  285.352369] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  285.359654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  285.366933] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  285.374214] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  285.381494] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  285.388832] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  285.388837] warn_alloc_show_mem: 1 callbacks suppressed
[  285.388844] Mem-Info:
[  285.396136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  285.401783] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  285.401783]  active_file:18 inactive_file:16 isolated_file:0
[  285.401783]  unevictable:0 dirty:0 writeback:0 unstable:0
[  285.401783]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  285.401783]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  285.401783]  free:13723 free_pcp:140 free_cma:0
[  285.404169] Call Trace:
[  285.413634] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  285.447055]  <IRQ>
[  285.449636] Node 0 
[  285.477495]  dump_stack+0x1c4/0x2b4
[  285.479653] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  285.481873]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.485483] lowmem_reserve[]: 0
[  285.511163]  warn_alloc.cold.118+0xb7/0x1bd
[  285.516465]  2817 6321
[  285.519767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.524135]  6321
[  285.526642]  ? lock_downgrade+0x900/0x900
[  285.531474] Node 0 
[  285.533548]  ? trace_hardirqs_off+0xb8/0x300
[  285.537712] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  285.539938]  ? trace_hardirqs_off+0xb8/0x300
[  285.544324] lowmem_reserve[]: 0
[  285.571239]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.575629]  0
[  285.578941]  ? warn_alloc+0x120/0x120
[  285.583738]  3503 3503
[  285.585559]  ? warn_alloc+0x120/0x120
[  285.589472] Node 0 
[  285.591984]  ? print_usage_bug+0xc0/0xc0
[  285.595822] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  285.598043]  ? warn_alloc+0x120/0x120
[  285.602096] lowmem_reserve[]:
[  285.630474]  ? print_usage_bug+0xc0/0xc0
[  285.634433]  0 0
[  285.637567]  ? __lock_acquire+0x7ec/0x4ec0
[  285.641608]  0 0
[  285.643601]  ? __lock_acquire+0x7ec/0x4ec0
[  285.647839] Node 0 
[  285.649844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.654068] DMA: 
[  285.656349]  ? should_fail+0x22d/0xd01
[  285.661871] 1*4kB 
[  285.663943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.667837] (U) 
[  285.669995]  ? __lock_acquire+0x7ec/0x4ec0
[  285.675083] 0*8kB 
[  285.677125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.681347] 0*16kB 1*32kB 
[  285.683577]  ? __lock_acquire+0x7ec/0x4ec0
[  285.688662] (U) 2*64kB 
[  285.691702]  ? should_fail+0x22d/0xd01
[  285.695923] (U) 
[  285.698627]  ? mark_held_locks+0x130/0x130
[  285.702501] 1*128kB (U) 
[  285.704497]  ? mark_held_locks+0x130/0x130
[  285.708714] 1*256kB (U) 
[  285.711405]  ? graph_lock+0x170/0x170
[  285.715625] 0*512kB 1*1024kB 
[  285.718319]  ? graph_lock+0x170/0x170
[  285.722105] (U) 1*2048kB 
[  285.725226]  ? graph_lock+0x170/0x170
[  285.729018] (M) 
[  285.731787]  ? print_usage_bug+0xc0/0xc0
[  285.735600] 3*4096kB 
[  285.737585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.741627] (M) = 15908kB
[  285.744068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.749647] Node 0 
[  285.752421]  ? check_preemption_disabled+0x48/0x200
[  285.757948] DMA32: 
[  285.760202]  ? check_preemption_disabled+0x48/0x200
[  285.765208] 3*4kB 
[  285.767462]  ? __lock_is_held+0xb5/0x140
[  285.772463] (UM) 
[  285.774630]  __alloc_pages_nodemask+0xa80/0xde0
[  285.778668] 0*8kB 3*16kB 
[  285.780745]  ? graph_lock+0x170/0x170
[  285.785404] (M) 
[  285.788171]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.791957] 2*32kB (UM) 
[  285.793948]  ? graph_lock+0x170/0x170
[  285.798952] 2*64kB (M) 
[  285.801648]  ? find_held_lock+0x36/0x1c0
[  285.805425] 3*128kB (M) 
[  285.808033]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.812078] 2*256kB 
[  285.814770]  ? lock_downgrade+0x900/0x900
[  285.819543] (M) 3*512kB 
[  285.821892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.826014] (M) 4*1024kB 
[  285.828704]  cache_grow_begin+0x91/0x8c0
[  285.834312] (UM) 
[  285.837085]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.841126] 3*2048kB (UM) 
[  285.843389]  fallback_alloc+0x203/0x2e0
[  285.847777] 3*4096kB (M) 
[  285.850669]  ____cache_alloc_node+0x1c7/0x1e0
[  285.854623] = 25212kB
[  285.854631] Node 0 
[  285.857403]  kmem_cache_alloc_node+0xe3/0x730
[  285.861884] Normal: 
[  285.864308]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.866541] 1019*4kB 
[  285.871056]  __alloc_skb+0x119/0x770
[  285.873356] (MEH) 
[  285.877605]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.879996] 374*8kB (UMEH) 
[  285.883726]  ? skb_scrub_packet+0x490/0x490
[  285.885863] 169*16kB (UMEH) 
[  285.891155]  ? lock_downgrade+0x900/0x900
[  285.894074] 71*32kB (UMH) 
[  285.898415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.901413] 17*64kB (UMH) 
[  285.905642]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.908469] 3*128kB (H) 
[  285.914029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.916862] 1*256kB 
[  285.922322]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.924979] (H) 
[  285.930449]  ndisc_alloc_skb+0x144/0x340
[  285.932745] 0*512kB 0*1024kB 
[  285.937169]  ndisc_send_rs+0x331/0x6e0
[  285.939221] 0*2048kB 0*4096kB 
[  285.943303]  addrconf_rs_timer+0x3c0/0x6f0
[  285.946393] = 13772kB
[  285.950292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.953481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  285.957727]  call_timer_fn+0x272/0x920
[  285.960127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  285.964378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.973206] 4154 total pagecache pages
[  285.977288]  ? process_timeout+0x40/0x40
[  285.985865] 0 pages in swap cache
[  285.990100]  ? find_held_lock+0x36/0x1c0
[  285.993978] Swap cache stats: add 0, delete 0, find 0/0
[  285.998048]  ? __run_timers+0x7da/0xc70
[  286.001486] Free swap  = 0kB
[  286.005642]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.010990] Total swap = 0kB
[  286.010998] 1965979 pages RAM
[  286.014980]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.017983] 0 pages HighMem/MovableOnly
[  286.017992] 342744 pages reserved
[  286.022495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.025503] 0 pages cma reserved
[  286.028612]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.033173] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.037079]  ? trace_hardirqs_on+0xbd/0x310
[  286.037094]  ? kasan_check_read+0x11/0x20
[  286.037111]  ? __run_timers+0x7da/0xc70
[  286.040636] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.044825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.048183] syz-fuzzer cpuset=
[  286.052775]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.059277] /
[  286.063616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.067752]  mems_allowed=0
[  286.071734]  __run_timers+0x7e5/0xc70
[  286.107578]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  286.112969]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.118003]  ? graph_lock+0x170/0x170
[  286.121846]  ? enqueue_hrtimer+0x1a5/0x560
[  286.126094]  ? lock_release+0x970/0x970
[  286.130086]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.135464]  ? find_held_lock+0x36/0x1c0
[  286.139548]  ? graph_lock+0x170/0x170
[  286.143370]  ? pvclock_read_flags+0x160/0x160
[  286.147968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.153580]  ? check_preemption_disabled+0x48/0x200
[  286.158623]  ? __lock_is_held+0xb5/0x140
[  286.162702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.168255]  ? check_preemption_disabled+0x48/0x200
[  286.173295]  run_timer_softirq+0x52/0xb0
[  286.177370]  ? rcu_read_lock_sched_held+0x108/0x120
[  286.182403]  __do_softirq+0x30b/0xad8
[  286.186231]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  286.191353]  ? pvclock_read_flags+0x160/0x160
[  286.195878]  ? lapic_next_event+0x5a/0x90
[  286.200058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.205615]  ? check_preemption_disabled+0x48/0x200
[  286.210644]  ? check_preemption_disabled+0x48/0x200
[  286.215680]  ? kvm_clock_read+0x18/0x30
[  286.219674]  ? kvm_sched_clock_read+0x9/0x20
[  286.224101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.229654]  ? check_preemption_disabled+0x48/0x200
[  286.234701]  irq_exit+0x17f/0x1c0
[  286.238178]  smp_apic_timer_interrupt+0x1cb/0x760
[  286.243035]  ? smp_reschedule_interrupt+0x109/0x650
[  286.248143]  ? smp_call_function_single_interrupt+0x650/0x650
[  286.254046]  ? interrupt_entry+0xb5/0xf0
[  286.258135]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.263228]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.268367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.273233]  ? trace_hardirqs_off+0x300/0x300
[  286.277740]  ? trace_hardirqs_off+0x300/0x300
[  286.282256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.287832]  ? check_preemption_disabled+0x48/0x200
[  286.292869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.298430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.303299]  apic_timer_interrupt+0xf/0x20
[  286.307542]  </IRQ>
[  286.309818] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  286.314767] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  286.333817] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  286.341547] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  286.348979] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  286.356259] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  286.363538] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  286.370842] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  286.378170]  skb_clone+0x1bb/0x500
[  286.381727]  ? finish_task_switch+0x2f5/0x900
[  286.386260]  ? skb_split+0x11e0/0x11e0
[  286.390170]  ? preempt_notifier_register+0x200/0x200
[  286.395309]  ? __switch_to_asm+0x34/0x70
[  286.399388]  ? __switch_to_asm+0x34/0x70
[  286.403471]  ? __switch_to_asm+0x40/0x70
[  286.407546]  ? __switch_to_asm+0x34/0x70
[  286.411619]  ? __switch_to_asm+0x40/0x70
[  286.415694]  ? __switch_to_asm+0x34/0x70
[  286.419765]  ? __switch_to_asm+0x40/0x70
[  286.423865]  ? __switch_to_asm+0x34/0x70
[  286.427939]  ? __switch_to_asm+0x34/0x70
[  286.432012]  ? __switch_to_asm+0x40/0x70
[  286.436086]  ? __switch_to_asm+0x34/0x70
[  286.440307]  bpf_clone_redirect+0xb9/0x490
[  286.444561]  ? __schedule+0x874/0x1ed0
[  286.448474]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  286.453506]  ? __sched_text_start+0x8/0x8
[  286.457669]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.462452]  ? find_held_lock+0x36/0x1c0
[  286.466601]  ? lock_acquire+0x1ed/0x520
[  286.470681]  ? bpf_test_run+0x32e/0x5a0
[  286.474674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.480228]  ? check_preemption_disabled+0x48/0x200
[  286.485267]  ? kasan_check_read+0x11/0x20
[  286.489502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.494819]  ? rcu_bh_qs+0xc0/0xc0
[  286.498388]  ? preempt_schedule+0x4d/0x60
[  286.502551]  ? ___preempt_schedule+0x16/0x18
[  286.506986]  ? bpf_test_run+0x1c0/0x5a0
[  286.510989]  ? netlink_diag_dump+0x2a0/0x2a0
[  286.515418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.520969]  ? bpf_test_init.isra.9+0x70/0x100
[  286.525575]  ? bpf_prog_test_run_skb+0x634/0xb40
[  286.530443]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.535306]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  286.540862]  ? fput+0x130/0x1a0
[  286.544163]  ? __bpf_prog_get+0x9b/0x290
[  286.548247]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.553107]  ? bpf_prog_test_run+0x130/0x1a0
[  286.557536]  ? __x64_sys_bpf+0x3d8/0x510
[  286.561613]  ? bpf_prog_get+0x20/0x20
[  286.565436]  ? ksys_ioctl+0x81/0xd0
[  286.569096]  ? do_syscall_64+0x1b9/0x820
[  286.573172]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  286.578583]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.583618]  ? trace_hardirqs_off+0x300/0x300
[  286.588129]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.593162]  ? recalc_sigpending_tsk+0x180/0x180
[  286.597937]  ? kasan_check_write+0x14/0x20
[  286.602197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.607073]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.612475] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  286.612573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.619550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.619560] Call Trace:
[  286.619568]  <IRQ>
[  286.619590]  dump_stack+0x1c4/0x2b4
[  286.619606]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.626164] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.635467]  warn_alloc.cold.118+0xb7/0x1bd
[  286.638037] syz-executor7 cpuset=
[  286.640196]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.643836] syz7
[  286.649096]  ? lock_downgrade+0x900/0x900
[  286.659576]  mems_allowed=0
[  286.663907]  ? trace_hardirqs_off+0xb8/0x300
[  286.685712]  ? trace_hardirqs_off+0xb8/0x300
[  286.690146]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.695035]  ? warn_alloc+0x120/0x120
[  286.698863]  ? warn_alloc+0x120/0x120
[  286.702682]  ? print_usage_bug+0xc0/0xc0
[  286.706757]  ? warn_alloc+0x120/0x120
[  286.710599]  ? print_usage_bug+0xc0/0xc0
[  286.714677]  ? __lock_acquire+0x7ec/0x4ec0
[  286.718927]  ? __lock_acquire+0x7ec/0x4ec0
[  286.723182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.728823]  ? should_fail+0x22d/0xd01
[  286.732734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.737871]  ? __lock_acquire+0x7ec/0x4ec0
[  286.742475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.747594]  ? __lock_acquire+0x7ec/0x4ec0
[  286.751859]  ? should_fail+0x22d/0xd01
[  286.755777]  ? mark_held_locks+0x130/0x130
[  286.760055]  ? mark_held_locks+0x130/0x130
[  286.764306]  ? graph_lock+0x170/0x170
[  286.768121]  ? graph_lock+0x170/0x170
[  286.771942]  ? graph_lock+0x170/0x170
[  286.775759]  ? print_usage_bug+0xc0/0xc0
[  286.779858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.785413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.790969]  ? check_preemption_disabled+0x48/0x200
[  286.796000]  ? check_preemption_disabled+0x48/0x200
[  286.801109]  ? __lock_is_held+0xb5/0x140
[  286.805193]  __alloc_pages_nodemask+0xa80/0xde0
[  286.809879]  ? graph_lock+0x170/0x170
[  286.813705]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.818734]  ? graph_lock+0x170/0x170
[  286.822569]  ? find_held_lock+0x36/0x1c0
[  286.826665]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.831348]  ? lock_downgrade+0x900/0x900
[  286.835524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.841105]  cache_grow_begin+0x91/0x8c0
[  286.845198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.849633]  fallback_alloc+0x203/0x2e0
[  286.853633]  ____cache_alloc_node+0x1c7/0x1e0
[  286.858153]  kmem_cache_alloc_node+0xe3/0x730
[  286.862670]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.866934]  __alloc_skb+0x119/0x770
[  286.870671]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.875975]  ? skb_scrub_packet+0x490/0x490
[  286.880318]  ? lock_downgrade+0x900/0x900
[  286.884493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.890051]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.895695]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.901164]  ? addrconf_rs_timer+0x6f0/0x6f0
[  286.905609]  ndisc_alloc_skb+0x144/0x340
[  286.909778]  ndisc_send_rs+0x331/0x6e0
[  286.913714]  addrconf_rs_timer+0x3c0/0x6f0
[  286.917974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.922241]  call_timer_fn+0x272/0x920
[  286.926144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.930402]  ? process_timeout+0x40/0x40
[  286.934487]  ? find_held_lock+0x36/0x1c0
[  286.938583]  ? mark_held_locks+0xc7/0x130
[  286.942759]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.947294]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.951830]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.956090]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.960692]  ? trace_hardirqs_on+0xbd/0x310
[  286.965032]  ? kasan_check_read+0x11/0x20
[  286.969199]  ? __run_timers+0x7da/0xc70
[  286.973193]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.978669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.982925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.987183]  __run_timers+0x7e5/0xc70
[  286.991016]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  286.996402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.001442]  ? graph_lock+0x170/0x170
[  287.005271]  ? print_usage_bug+0xc0/0xc0
[  287.009345]  ? lock_release+0x970/0x970
[  287.013339]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.018624]  ? find_held_lock+0x36/0x1c0
[  287.022707]  ? graph_lock+0x170/0x170
[  287.026531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.032094]  ? check_preemption_disabled+0x48/0x200
[  287.037143]  ? __lock_is_held+0xb5/0x140
[  287.041225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.046784]  ? check_preemption_disabled+0x48/0x200
[  287.051871]  run_timer_softirq+0x52/0xb0
[  287.055952]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.060992]  __do_softirq+0x30b/0xad8
[  287.064854]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.069994]  ? pvclock_read_flags+0x160/0x160
[  287.074629]  ? lapic_next_event+0x5a/0x90
[  287.078820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.084383]  ? check_preemption_disabled+0x48/0x200
[  287.089417]  ? check_preemption_disabled+0x48/0x200
[  287.094455]  ? kvm_clock_read+0x18/0x30
[  287.098446]  ? kvm_sched_clock_read+0x9/0x20
[  287.102878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.108430]  ? check_preemption_disabled+0x48/0x200
[  287.113474]  irq_exit+0x17f/0x1c0
[  287.116949]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.121828]  ? smp_reschedule_interrupt+0x109/0x650
[  287.126865]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.132769]  ? interrupt_entry+0xb5/0xf0
[  287.136874]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.141908]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.146947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.151829]  ? trace_hardirqs_off+0x300/0x300
[  287.156341]  ? trace_hardirqs_off+0x300/0x300
[  287.160871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.166424]  ? check_preemption_disabled+0x48/0x200
[  287.171454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.177079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.181949]  apic_timer_interrupt+0xf/0x20
[  287.186190]  </IRQ>
[  287.188445] RIP: 0010:console_unlock+0x1017/0x11a0
[  287.193390] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  287.212306] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  287.220031] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  287.227372] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  287.234713] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  287.242117] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  287.249397] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  287.256785]  ? netconsole_netdev_event+0x280/0x280
[  287.261769]  ? console_unlock+0x100e/0x11a0
[  287.266153]  ? devkmsg_read+0xbb0/0xbb0
[  287.270142]  ? vprintk_emit+0x7f7/0x930
[  287.274137]  ? lock_release+0x970/0x970
[  287.278131]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.283602]  ? vprintk_default+0x28/0x30
[  287.287680]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.293147]  ? kasan_check_write+0x14/0x20
[  287.297397]  ? do_raw_spin_lock+0xc1/0x200
[  287.302029]  vprintk_emit+0x33d/0x930
[  287.305865]  ? wake_up_klogd+0x180/0x180
[  287.309941]  ? lockdep_hardirqs_on+0x421/0x5c0
[  287.314541]  ? retint_kernel+0x2d/0x2d
[  287.318454]  ? find_held_lock+0x36/0x1c0
[  287.322540]  ? mark_held_locks+0xc7/0x130
[  287.326860]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.331367]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.335886]  vprintk_default+0x28/0x30
[  287.339788]  vprintk_func+0x7e/0x181
[  287.343550]  printk+0xa7/0xcf
[  287.346745]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  287.351518]  ? _raw_spin_unlock_irq+0x60/0x80
[  287.356055]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  287.361416]  dump_header+0x7cc/0xf72
[  287.365157]  ? pagefault_out_of_memory+0x197/0x197
[  287.370108]  ? mark_held_locks+0x130/0x130
[  287.374356]  ? __lock_acquire+0x7ec/0x4ec0
[  287.378606]  ? mem_cgroup_charge_statistics+0x780/0x780
[  287.383987]  ? print_usage_bug+0xc0/0xc0
[  287.388072]  ? print_usage_bug+0xc0/0xc0
[  287.392158]  ? graph_lock+0x170/0x170
[  287.395970]  ? graph_lock+0x170/0x170
[  287.399784]  ? print_usage_bug+0xc0/0xc0
[  287.403899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.409458]  ? find_held_lock+0x36/0x1c0
[  287.413545]  ? mark_held_locks+0xc7/0x130
[  287.417717]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  287.422856]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  287.427977]  ? lockdep_hardirqs_on+0x421/0x5c0
[  287.433064]  ? trace_hardirqs_on+0xbd/0x310
[  287.437403]  ? kasan_check_read+0x11/0x20
[  287.441571]  ? ___ratelimit+0x36f/0x655
[  287.445570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.451149]  ? trace_hardirqs_on+0x310/0x310
[  287.455581]  ? lock_downgrade+0x900/0x900
[  287.459750]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  287.464874]  ? ___ratelimit+0xaa/0x655
[  287.468777]  ? idr_get_free+0xec0/0xec0
[  287.472821]  ? kasan_check_write+0x14/0x20
[  287.477075]  ? do_raw_spin_lock+0xc1/0x200
[  287.481337]  oom_kill_process.cold.27+0x10/0x903
[  287.486109]  ? graph_lock+0x170/0x170
[  287.489923]  ? _raw_spin_unlock+0x2c/0x50
[  287.494084]  ? oom_badness+0xe6/0xaa0
[  287.497907]  ? oom_evaluate_task+0x540/0x540
[  287.502335]  ? find_held_lock+0x36/0x1c0
[  287.506421]  ? out_of_memory+0x974/0x14c0
[  287.510592]  ? lock_downgrade+0x900/0x900
[  287.514759]  ? check_preemption_disabled+0x48/0x200
[  287.519848]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.525662]  ? kasan_check_read+0x11/0x20
[  287.529850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.535146]  ? rcu_bh_qs+0xc0/0xc0
[  287.538711]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.543825]  ? oom_evaluate_task+0x302/0x540
[  287.548257]  out_of_memory+0xa86/0x14c0
[  287.552258]  ? oom_killer_disable+0x3a0/0x3a0
[  287.556851]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  287.561826]  ? __mutex_add_waiter+0x2a0/0x2a0
[  287.566359]  __alloc_pages_slowpath+0x2318/0x2d80
[  287.571252]  ? warn_alloc+0x120/0x120
[  287.575149]  ? find_get_entry+0x2f2/0xc40
[  287.579328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.584884]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  287.589854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.595409]  ? should_fail+0x22d/0xd01
[  287.599322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.604442]  ? __lock_is_held+0xb5/0x140
[  287.608548]  ? __lock_is_held+0xb5/0x140
[  287.612702]  ? find_held_lock+0x36/0x1c0
[  287.616785]  ? ___might_sleep+0x1ed/0x300
[  287.620973]  ? lock_release+0x970/0x970
[  287.624966]  ? arch_local_save_flags+0x40/0x40
[  287.629582]  ? __might_sleep+0x95/0x190
[  287.633581]  __alloc_pages_nodemask+0xa80/0xde0
[  287.638274]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.643307]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.649121]  ? kasan_check_read+0x11/0x20
[  287.653283]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.658583]  ? graph_lock+0x170/0x170
[  287.662401]  ? print_usage_bug+0xc0/0xc0
[  287.666478]  ? graph_lock+0x170/0x170
[  287.670291]  ? graph_lock+0x170/0x170
[  287.674106]  ? __do_page_cache_readahead+0x7ce/0x980
[  287.679231]  ? find_held_lock+0x36/0x1c0
[  287.683312]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  287.688867]  alloc_pages_current+0x10c/0x210
[  287.693375]  ? lock_downgrade+0x900/0x900
[  287.697542]  __page_cache_alloc+0x38f/0x5b0
[  287.701885]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.707698]  ? kasan_check_read+0x11/0x20
[  287.711862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.717156]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  287.721865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.727421]  ? check_preemption_disabled+0x48/0x200
[  287.732461]  filemap_fault+0x1594/0x25f0
[  287.736557]  ? __lock_page_or_retry+0xa00/0xa00
[  287.741240]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.747050]  ? kasan_check_read+0x11/0x20
[  287.751214]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.756505]  ? rcu_bh_qs+0xc0/0xc0
[  287.760073]  ? filemap_map_pages+0xdea/0x1980
[  287.764601]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  287.769725]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  287.775017]  ? debug_object_free+0x325/0x690
[  287.779445]  ? find_get_pages_range_tag+0x1320/0x1320
[  287.784657]  ? graph_lock+0x170/0x170
[  287.788487]  ? kasan_check_read+0x11/0x20
[  287.792652]  ? debug_object_destroy+0x2b0/0x2b0
[  287.797353]  ? lock_acquire+0x1ed/0x520
[  287.801343]  ? ext4_filemap_fault+0x7a/0xad
[  287.805685]  ? lock_release+0x970/0x970
[  287.809680]  ? arch_local_save_flags+0x40/0x40
[  287.814285]  ? futex_wait_setup+0x3e0/0x3e0
[  287.818637]  ? down_read+0xb0/0x1d0
[  287.822280]  ? ext4_filemap_fault+0x7a/0xad
[  287.826615]  ? __down_interruptible+0x700/0x700
[  287.831317]  ext4_filemap_fault+0x82/0xad
[  287.835489]  __do_fault+0x100/0x6b0
[  287.839134]  ? print_bad_pte+0x6c0/0x6c0
[  287.843211]  ? do_futex+0x249/0x26d0
[  287.846940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.852497]  ? pmd_val+0x88/0x100
[  287.855967]  ? add_mm_counter_fast+0xd0/0xd0
[  287.860389]  ? pmd_val+0x88/0x100
[  287.863868]  ? add_mm_counter_fast+0xd0/0xd0
[  287.868293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.873861]  __handle_mm_fault+0x3709/0x53e0
[  287.878285]  ? perf_trace_lock+0x14d/0x7a0
[  287.882548]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  287.887417]  ? graph_lock+0x170/0x170
[  287.891236]  ? print_usage_bug+0xc0/0xc0
[  287.895311]  ? retint_kernel+0x2d/0x2d
[  287.899215]  ? graph_lock+0x170/0x170
[  287.903097]  ? graph_lock+0x170/0x170
[  287.906938]  ? handle_mm_fault+0x42a/0xc70
[  287.911191]  ? lock_downgrade+0x900/0x900
[  287.915362]  ? check_preemption_disabled+0x48/0x200
[  287.920517]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.926336]  ? kasan_check_read+0x11/0x20
[  287.930504]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.935820]  ? rcu_bh_qs+0xc0/0xc0
[  287.939380]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.944872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.950428]  ? check_preemption_disabled+0x48/0x200
[  287.955469]  handle_mm_fault+0x54f/0xc70
[  287.959693]  ? __handle_mm_fault+0x53e0/0x53e0
[  287.964293]  ? find_vma+0x34/0x190
[  287.967954]  __do_page_fault+0x67d/0xed0
[  287.972038]  ? mm_fault_error+0x380/0x380
[  287.976201]  ? trace_hardirqs_off+0xb8/0x300
[  287.980624]  ? trace_hardirqs_on+0x310/0x310
[  287.985056]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.990435]  ? trace_hardirqs_on+0x310/0x310
[  287.994869]  do_page_fault+0xf2/0x7e0
[  287.998690]  ? vmalloc_sync_all+0x30/0x30
[  288.002866]  ? error_entry+0x70/0xd0
[  288.006598]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.011628]  ? trace_hardirqs_on_caller+0xc0/0x300
[  288.016576]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.021516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.026371]  ? trace_hardirqs_off+0x300/0x300
[  288.030882]  ? trace_hardirqs_off_caller+0x300/0x300
[  288.036008]  ? prepare_exit_to_usermode+0x291/0x3b0
[  288.041042]  ? page_fault+0x8/0x30
[  288.044603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.049463]  ? page_fault+0x8/0x30
[  288.053020]  page_fault+0x1e/0x30
[  288.056485] RIP: 0033:0x40f9c0
[  288.059695] Code: Bad RIP value.
[  288.063071] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  288.068450] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  288.075729] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  288.083073] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  288.090354] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  288.097638] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  288.105060] warn_alloc_show_mem: 1 callbacks suppressed
[  288.105073] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  288.105075] Mem-Info:
[  288.105106] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  288.105106]  active_file:18 inactive_file:16 isolated_file:0
[  288.105106]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.105106]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  288.105106]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  288.105106]  free:13723 free_pcp:140 free_cma:0
[  288.110459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.110468] Call Trace:
[  288.117762] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.120177]  <IRQ>
[  288.153235] Node 0 
[  288.162611]  dump_stack+0x1c4/0x2b4
[  288.165203] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  288.193047]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.195177] lowmem_reserve[]: 0
[  288.197451]  warn_alloc.cold.118+0xb7/0x1bd
[  288.201062]  2817
[  288.226638]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.231828]  6321 6321
[  288.235127]  ? lock_downgrade+0x900/0x900
[  288.239499] Node 0 
[  288.241576]  ? trace_hardirqs_off+0xb8/0x300
[  288.246432] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  288.248913]  ? trace_hardirqs_off+0xb8/0x300
[  288.253041] lowmem_reserve[]: 0
[  288.255308]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.259698]  0
[  288.286675]  ? warn_alloc+0x120/0x120
[  288.291049]  3503
[  288.294345]  ? warn_alloc+0x120/0x120
[  288.299254]  3503
[  288.301080]  ? print_usage_bug+0xc0/0xc0
[  288.304873] Node 0 
[  288.306943]  ? warn_alloc+0x120/0x120
[  288.310912] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  288.312965]  ? print_usage_bug+0xc0/0xc0
[  288.317009] lowmem_reserve[]: 0
[  288.319264]  ? __lock_acquire+0x7ec/0x4ec0
[  288.323282]  0 0
[  288.351670]  ? __lock_acquire+0x7ec/0x4ec0
[  288.355722]  0
[  288.359016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.363238] Node 0 
[  288.365229]  ? should_fail+0x22d/0xd01
[  288.369442] DMA: 1*4kB 
[  288.371264]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.376787] (U) 
[  288.379065]  ? __lock_acquire+0x7ec/0x4ec0
[  288.382936] 0*8kB 
[  288.385531]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.390617] 0*16kB 1*32kB 
[  288.392609]  ? __lock_acquire+0x7ec/0x4ec0
[  288.396868] (U) 
[  288.399025]  ? should_fail+0x22d/0xd01
[  288.404117] 2*64kB 
[  288.406976]  ? mark_held_locks+0x130/0x130
[  288.411190] (U) 
[  288.413176]  ? mark_held_locks+0x130/0x130
[  288.417048] 1*128kB 
[  288.419294]  ? graph_lock+0x170/0x170
[  288.423508] (U) 
[  288.425529]  ? graph_lock+0x170/0x170
[  288.429752] 1*256kB 
[  288.432079]  ? graph_lock+0x170/0x170
[  288.435866] (U) 
[  288.437841]  ? print_usage_bug+0xc0/0xc0
[  288.441627] 0*512kB 
[  288.443955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.447733] 1*1024kB 
[  288.449705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.453739] (U) 
[  288.456074]  ? check_preemption_disabled+0x48/0x200
[  288.461577] 1*2048kB 
[  288.463987]  ? check_preemption_disabled+0x48/0x200
[  288.469497] (M) 
[  288.471474]  ? __lock_is_held+0xb5/0x140
[  288.476465] 3*4096kB 
[  288.478878]  __alloc_pages_nodemask+0xa80/0xde0
[  288.483865] (M) 
[  288.485834]  ? graph_lock+0x170/0x170
[  288.489871] = 15908kB
[  288.492279]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.496929] Node 0 
[  288.498899]  ? graph_lock+0x170/0x170
[  288.502674] DMA32: 
[  288.505092]  ? find_held_lock+0x36/0x1c0
[  288.510096] 3*4kB 
[  288.512339]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.516106] (UM) 
[  288.518336]  ? lock_downgrade+0x900/0x900
[  288.522372] 0*8kB 
[  288.524526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.529166] 3*16kB 
[  288.531225]  cache_grow_begin+0x91/0x8c0
[  288.535349] (M) 
[  288.537500]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.543013] 2*32kB 
[  288.545251]  fallback_alloc+0x203/0x2e0
[  288.549284] (UM) 
[  288.551269]  ____cache_alloc_node+0x1c7/0x1e0
[  288.555653] 2*64kB 
[  288.557888]  kmem_cache_alloc_node+0xe3/0x730
[  288.561841] (M) 
[  288.563909]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.568371] 3*128kB (M) 
[  288.570621]  __alloc_skb+0x119/0x770
[  288.575087] 2*256kB 
[  288.577071]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.581280] (M) 
[  288.583945]  ? skb_scrub_packet+0x490/0x490
[  288.587640] 3*512kB 
[  288.589959]  ? lock_downgrade+0x900/0x900
[  288.595211] (M) 
[  288.597192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.601484] 4*1024kB (UM) 
[  288.603828]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.607956] 3*2048kB 
[  288.609932]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.615449] (UM) 
[  288.618296]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.623726] 3*4096kB 
[  288.626144]  ndisc_alloc_skb+0x144/0x340
[  288.631572] (M) = 25212kB
[  288.633645]  ndisc_send_rs+0x331/0x6e0
[  288.638033] Node 0 
[  288.640448]  addrconf_rs_timer+0x3c0/0x6f0
[  288.644488] Normal: 
[  288.647285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.651153] 1019*4kB 
[  288.653401]  call_timer_fn+0x272/0x920
[  288.657603] (MEH) 
[  288.659932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.664140] 374*8kB (UMEH) 
[  288.666559]  ? process_timeout+0x40/0x40
[  288.670434] 169*16kB 
[  288.672584]  ? find_held_lock+0x36/0x1c0
[  288.676811] (UMEH) 
[  288.679753]  ? __run_timers+0x7da/0xc70
[  288.683807] 71*32kB 
[  288.686223]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.690265] (UMH) 
[  288.692501]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.696452] 17*64kB (UMH) 
[  288.698781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.698815]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.703343] 3*128kB 
[  288.705497]  ? trace_hardirqs_on+0xbd/0x310
[  288.709977] (H) 
[  288.712850]  ? kasan_check_read+0x11/0x20
[  288.717068] 1*256kB 
[  288.721655]  ? __run_timers+0x7da/0xc70
[  288.723962] (H) 
[  288.728291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.730254] 0*512kB 
[  288.734406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.736711] 0*1024kB 0*2048kB 
[  288.740750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.742723] 0*4096kB 
[  288.748262]  __run_timers+0x7e5/0xc70
[  288.750581] = 13772kB
[  288.754861]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.758039] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.762279]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.764683] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.768505]  ? graph_lock+0x170/0x170
[  288.770906] 4154 total pagecache pages
[  288.776271]  ? enqueue_hrtimer+0x1a5/0x560
[  288.785159] 0 pages in swap cache
[  288.790173]  ? lock_release+0x970/0x970
[  288.798738] Swap cache stats: add 0, delete 0, find 0/0
[  288.798747] Free swap  = 0kB
[  288.802555]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.806433] Total swap = 0kB
[  288.810676]  ? find_held_lock+0x36/0x1c0
[  288.814178] 1965979 pages RAM
[  288.818164]  ? graph_lock+0x170/0x170
[  288.823512] 0 pages HighMem/MovableOnly
[  288.823521] 342744 pages reserved
[  288.826554]  ? pvclock_read_flags+0x160/0x160
[  288.831739] 0 pages cma reserved
[  288.834773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.838929] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.841961]  ? check_preemption_disabled+0x48/0x200
[  288.845840] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.849734]  ? __lock_is_held+0xb5/0x140
[  288.853170] syz-fuzzer cpuset=
[  288.857673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.861026] /
[  288.866578]  ? check_preemption_disabled+0x48/0x200
[  288.873066]  mems_allowed=0
[  288.878097]  run_timer_softirq+0x52/0xb0
[  288.914992]  ? rcu_read_lock_sched_held+0x108/0x120
[  288.920188]  __do_softirq+0x30b/0xad8
[  288.924018]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.929143]  ? pvclock_read_flags+0x160/0x160
[  288.933652]  ? lapic_next_event+0x5a/0x90
[  288.937844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.943402]  ? check_preemption_disabled+0x48/0x200
[  288.948520]  ? check_preemption_disabled+0x48/0x200
[  288.953559]  ? kvm_clock_read+0x18/0x30
[  288.957551]  ? kvm_sched_clock_read+0x9/0x20
[  288.961980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.967538]  ? check_preemption_disabled+0x48/0x200
[  288.972586]  irq_exit+0x17f/0x1c0
[  288.976070]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.980932]  ? smp_reschedule_interrupt+0x109/0x650
[  288.985965]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.991870]  ? interrupt_entry+0xb5/0xf0
[  288.995951]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.000981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.006015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.010878]  ? trace_hardirqs_off+0x300/0x300
[  289.015390]  ? trace_hardirqs_off+0x300/0x300
[  289.019901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.025455]  ? check_preemption_disabled+0x48/0x200
[  289.030484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.036044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.040923]  apic_timer_interrupt+0xf/0x20
[  289.045168]  </IRQ>
[  289.047426] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  289.052375] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  289.071294] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  289.079018] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  289.086298] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  289.093719] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  289.100999] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  289.108281] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  289.115611]  skb_clone+0x1bb/0x500
[  289.119258]  ? finish_task_switch+0x2f5/0x900
[  289.123769]  ? skb_split+0x11e0/0x11e0
[  289.127700]  ? preempt_notifier_register+0x200/0x200
[  289.132845]  ? __switch_to_asm+0x34/0x70
[  289.137031]  ? __switch_to_asm+0x34/0x70
[  289.141111]  ? __switch_to_asm+0x40/0x70
[  289.145198]  ? __switch_to_asm+0x34/0x70
[  289.149271]  ? __switch_to_asm+0x40/0x70
[  289.153348]  ? __switch_to_asm+0x34/0x70
[  289.157419]  ? __switch_to_asm+0x40/0x70
[  289.161499]  ? __switch_to_asm+0x34/0x70
[  289.165594]  ? __switch_to_asm+0x34/0x70
[  289.169669]  ? __switch_to_asm+0x40/0x70
[  289.173742]  ? __switch_to_asm+0x34/0x70
[  289.177881]  bpf_clone_redirect+0xb9/0x490
[  289.182138]  ? __schedule+0x874/0x1ed0
[  289.186060]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  289.191096]  ? __sched_text_start+0x8/0x8
[  289.195261]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.200061]  ? find_held_lock+0x36/0x1c0
[  289.204154]  ? lock_acquire+0x1ed/0x520
[  289.208147]  ? bpf_test_run+0x32e/0x5a0
[  289.212140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.217763]  ? check_preemption_disabled+0x48/0x200
[  289.222854]  ? kasan_check_read+0x11/0x20
[  289.227098]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.232398]  ? rcu_bh_qs+0xc0/0xc0
[  289.235957]  ? preempt_schedule+0x4d/0x60
[  289.240123]  ? ___preempt_schedule+0x16/0x18
[  289.244560]  ? bpf_test_run+0x1c0/0x5a0
[  289.248576]  ? netlink_diag_dump+0x2a0/0x2a0
[  289.253015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.258567]  ? bpf_test_init.isra.9+0x70/0x100
[  289.263169]  ? bpf_prog_test_run_skb+0x634/0xb40
[  289.267954]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.272834]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.278386]  ? fput+0x130/0x1a0
[  289.281684]  ? __bpf_prog_get+0x9b/0x290
[  289.285763]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.290708]  ? bpf_prog_test_run+0x130/0x1a0
[  289.295143]  ? __x64_sys_bpf+0x3d8/0x510
[  289.299220]  ? bpf_prog_get+0x20/0x20
[  289.303562]  ? ksys_ioctl+0x81/0xd0
[  289.307220]  ? do_syscall_64+0x1b9/0x820
[  289.311298]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  289.316686]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.321635]  ? trace_hardirqs_off+0x300/0x300
[  289.326148]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  289.331181]  ? recalc_sigpending_tsk+0x180/0x180
[  289.335957]  ? kasan_check_write+0x14/0x20
[  289.340217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.345097]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  289.350591] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  289.350685] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.357536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.357542] Call Trace:
[  289.357550]  <IRQ>
[  289.357574]  dump_stack+0x1c4/0x2b4
[  289.357591]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.364318] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.373762]  warn_alloc.cold.118+0xb7/0x1bd
[  289.376332] syz-executor7 cpuset=
[  289.378488]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.382111] syz7
[  289.387399]  ? lock_downgrade+0x900/0x900
[  289.397875]  mems_allowed=0
[  289.402204]  ? trace_hardirqs_off+0xb8/0x300
[  289.423959]  ? trace_hardirqs_off+0xb8/0x300
[  289.428533]  __alloc_pages_slowpath+0x2667/0x2d80
[  289.433974]  ? warn_alloc+0x120/0x120
[  289.437824]  ? warn_alloc+0x120/0x120
[  289.441650]  ? print_usage_bug+0xc0/0xc0
[  289.445728]  ? warn_alloc+0x120/0x120
[  289.449545]  ? print_usage_bug+0xc0/0xc0
[  289.453633]  ? __lock_acquire+0x7ec/0x4ec0
[  289.457883]  ? __lock_acquire+0x7ec/0x4ec0
[  289.462138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.467694]  ? should_fail+0x22d/0xd01
[  289.471604]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.476723]  ? __lock_acquire+0x7ec/0x4ec0
[  289.480980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.486100]  ? __lock_acquire+0x7ec/0x4ec0
[  289.492346]  ? should_fail+0x22d/0xd01
[  289.496263]  ? mark_held_locks+0x130/0x130
[  289.500591]  ? mark_held_locks+0x130/0x130
[  289.504860]  ? graph_lock+0x170/0x170
[  289.508680]  ? graph_lock+0x170/0x170
[  289.512500]  ? graph_lock+0x170/0x170
[  289.516319]  ? print_usage_bug+0xc0/0xc0
[  289.520399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.525956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.531664]  ? check_preemption_disabled+0x48/0x200
[  289.536701]  ? check_preemption_disabled+0x48/0x200
[  289.541743]  ? __lock_is_held+0xb5/0x140
[  289.545854]  __alloc_pages_nodemask+0xa80/0xde0
[  289.550539]  ? graph_lock+0x170/0x170
[  289.554369]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.559396]  ? graph_lock+0x170/0x170
[  289.563226]  ? find_held_lock+0x36/0x1c0
[  289.567316]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.572006]  ? lock_downgrade+0x900/0x900
[  289.576237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.581825]  cache_grow_begin+0x91/0x8c0
[  289.585911]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.590344]  fallback_alloc+0x203/0x2e0
[  289.594343]  ____cache_alloc_node+0x1c7/0x1e0
[  289.598866]  kmem_cache_alloc_node+0xe3/0x730
[  289.603386]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.607651]  __alloc_skb+0x119/0x770
[  289.611382]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.616967]  ? skb_scrub_packet+0x490/0x490
[  289.621304]  ? lock_downgrade+0x900/0x900
[  289.625482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.631037]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.636511]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.641980]  ? addrconf_rs_timer+0x6f0/0x6f0
[  289.646418]  ndisc_alloc_skb+0x144/0x340
[  289.650500]  ndisc_send_rs+0x331/0x6e0
[  289.654412]  addrconf_rs_timer+0x3c0/0x6f0
[  289.658673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.662947]  call_timer_fn+0x272/0x920
[  289.666858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.671115]  ? process_timeout+0x40/0x40
[  289.675190]  ? find_held_lock+0x36/0x1c0
[  289.679279]  ? mark_held_locks+0xc7/0x130
[  289.683450]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.687962]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.692470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.696719]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  289.701319]  ? trace_hardirqs_on+0xbd/0x310
[  289.705725]  ? kasan_check_read+0x11/0x20
[  289.709892]  ? __run_timers+0x7da/0xc70
[  289.713885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.719356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.723617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.727868]  __run_timers+0x7e5/0xc70
[  289.731698]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.737148]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.742270]  ? graph_lock+0x170/0x170
[  289.746092]  ? print_usage_bug+0xc0/0xc0
[  289.750168]  ? lock_release+0x970/0x970
[  289.754163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.759374]  ? find_held_lock+0x36/0x1c0
[  289.763454]  ? graph_lock+0x170/0x170
[  289.767276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.772854]  ? check_preemption_disabled+0x48/0x200
[  289.777903]  ? __lock_is_held+0xb5/0x140
[  289.781982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.787541]  ? check_preemption_disabled+0x48/0x200
[  289.792678]  run_timer_softirq+0x52/0xb0
[  289.796756]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.802048]  __do_softirq+0x30b/0xad8
[  289.805888]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.811017]  ? pvclock_read_flags+0x160/0x160
[  289.815529]  ? lapic_next_event+0x5a/0x90
[  289.819702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.825393]  ? check_preemption_disabled+0x48/0x200
[  289.830491]  ? check_preemption_disabled+0x48/0x200
[  289.835534]  ? kvm_clock_read+0x18/0x30
[  289.839527]  ? kvm_sched_clock_read+0x9/0x20
[  289.843966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.849633]  ? check_preemption_disabled+0x48/0x200
[  289.854681]  irq_exit+0x17f/0x1c0
[  289.858155]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.863015]  ? smp_reschedule_interrupt+0x109/0x650
[  289.868114]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.874015]  ? interrupt_entry+0xb5/0xf0
[  289.878094]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.883125]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.888158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.893017]  ? trace_hardirqs_off+0x300/0x300
[  289.897524]  ? trace_hardirqs_off+0x300/0x300
[  289.902039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.907595]  ? check_preemption_disabled+0x48/0x200
[  289.912662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.918225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.923094]  apic_timer_interrupt+0xf/0x20
[  289.927336]  </IRQ>
[  289.929594] RIP: 0010:console_unlock+0x1017/0x11a0
[  289.934610] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  289.953523] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  289.961253] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  289.968533] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  289.975841] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  289.983123] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  289.990408] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  289.997701]  ? netconsole_netdev_event+0x280/0x280
[  290.002858]  ? console_unlock+0x100e/0x11a0
[  290.007280]  ? devkmsg_read+0xbb0/0xbb0
[  290.011268]  ? vprintk_emit+0x7f7/0x930
[  290.015260]  ? lock_release+0x970/0x970
[  290.019252]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.024719]  ? vprintk_default+0x28/0x30
[  290.028823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.034300]  ? kasan_check_write+0x14/0x20
[  290.038559]  ? do_raw_spin_lock+0xc1/0x200
[  290.042847]  vprintk_emit+0x33d/0x930
[  290.046671]  ? wake_up_klogd+0x180/0x180
[  290.050744]  ? lockdep_hardirqs_on+0x421/0x5c0
[  290.055343]  ? retint_kernel+0x2d/0x2d
[  290.059251]  ? find_held_lock+0x36/0x1c0
[  290.063335]  ? mark_held_locks+0xc7/0x130
[  290.067499]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.072009]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.076528]  vprintk_default+0x28/0x30
[  290.080434]  vprintk_func+0x7e/0x181
[  290.084166]  printk+0xa7/0xcf
[  290.087289]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  290.092151]  ? _raw_spin_unlock_irq+0x60/0x80
[  290.096679]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  290.101981]  dump_header+0x7cc/0xf72
[  290.105724]  ? pagefault_out_of_memory+0x197/0x197
[  290.110677]  ? mark_held_locks+0x130/0x130
[  290.114930]  ? __lock_acquire+0x7ec/0x4ec0
[  290.119309]  ? mem_cgroup_charge_statistics+0x780/0x780
[  290.124687]  ? print_usage_bug+0xc0/0xc0
[  290.128768]  ? print_usage_bug+0xc0/0xc0
[  290.132877]  ? graph_lock+0x170/0x170
[  290.136694]  ? graph_lock+0x170/0x170
[  290.140515]  ? print_usage_bug+0xc0/0xc0
[  290.144605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.150168]  ? find_held_lock+0x36/0x1c0
[  290.154252]  ? mark_held_locks+0xc7/0x130
[  290.158422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.163540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.168664]  ? lockdep_hardirqs_on+0x421/0x5c0
[  290.173263]  ? trace_hardirqs_on+0xbd/0x310
[  290.177600]  ? kasan_check_read+0x11/0x20
[  290.181765]  ? ___ratelimit+0x36f/0x655
[  290.185782]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.191276]  ? trace_hardirqs_on+0x310/0x310
[  290.195707]  ? lock_downgrade+0x900/0x900
[  290.199879]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.205068]  ? ___ratelimit+0xaa/0x655
[  290.208990]  ? idr_get_free+0xec0/0xec0
[  290.212982]  ? kasan_check_write+0x14/0x20
[  290.217234]  ? do_raw_spin_lock+0xc1/0x200
[  290.221585]  oom_kill_process.cold.27+0x10/0x903
[  290.226362]  ? graph_lock+0x170/0x170
[  290.230178]  ? _raw_spin_unlock+0x2c/0x50
[  290.234427]  ? oom_badness+0xe6/0xaa0
[  290.238263]  ? oom_evaluate_task+0x540/0x540
[  290.242690]  ? find_held_lock+0x36/0x1c0
[  290.246780]  ? out_of_memory+0x974/0x14c0
[  290.251062]  ? lock_downgrade+0x900/0x900
[  290.255227]  ? check_preemption_disabled+0x48/0x200
[  290.260270]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.266086]  ? kasan_check_read+0x11/0x20
[  290.270255]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.275666]  ? rcu_bh_qs+0xc0/0xc0
[  290.279232]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.284262]  ? oom_evaluate_task+0x302/0x540
[  290.288691]  out_of_memory+0xa86/0x14c0
[  290.292691]  ? oom_killer_disable+0x3a0/0x3a0
[  290.297203]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  290.302155]  ? __mutex_add_waiter+0x2a0/0x2a0
[  290.306679]  __alloc_pages_slowpath+0x2318/0x2d80
[  290.311578]  ? warn_alloc+0x120/0x120
[  290.315416]  ? find_get_entry+0x2f2/0xc40
[  290.319592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.325152]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  290.330097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.335650]  ? should_fail+0x22d/0xd01
[  290.339566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.344687]  ? __lock_is_held+0xb5/0x140
[  290.348818]  ? __lock_is_held+0xb5/0x140
[  290.352916]  ? find_held_lock+0x36/0x1c0
[  290.357001]  ? ___might_sleep+0x1ed/0x300
[  290.361162]  ? lock_release+0x970/0x970
[  290.365242]  ? arch_local_save_flags+0x40/0x40
[  290.369872]  ? __might_sleep+0x95/0x190
[  290.373882]  __alloc_pages_nodemask+0xa80/0xde0
[  290.378581]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.383616]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.389430]  ? kasan_check_read+0x11/0x20
[  290.393595]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.398896]  ? graph_lock+0x170/0x170
[  290.402715]  ? print_usage_bug+0xc0/0xc0
[  290.406819]  ? graph_lock+0x170/0x170
[  290.410637]  ? graph_lock+0x170/0x170
[  290.414458]  ? __do_page_cache_readahead+0x7ce/0x980
[  290.419584]  ? find_held_lock+0x36/0x1c0
[  290.423672]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  290.429233]  alloc_pages_current+0x10c/0x210
[  290.433654]  ? lock_downgrade+0x900/0x900
[  290.437846]  __page_cache_alloc+0x38f/0x5b0
[  290.442337]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.448153]  ? kasan_check_read+0x11/0x20
[  290.452319]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.457614]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  290.462299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.467865]  ? check_preemption_disabled+0x48/0x200
[  290.472912]  filemap_fault+0x1594/0x25f0
[  290.477003]  ? __lock_page_or_retry+0xa00/0xa00
[  290.481691]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.487599]  ? kasan_check_read+0x11/0x20
[  290.491766]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.497091]  ? rcu_bh_qs+0xc0/0xc0
[  290.500660]  ? filemap_map_pages+0xdea/0x1980
[  290.505184]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.510309]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  290.515662]  ? debug_object_free+0x325/0x690
[  290.520092]  ? find_get_pages_range_tag+0x1320/0x1320
[  290.525304]  ? graph_lock+0x170/0x170
[  290.529130]  ? kasan_check_read+0x11/0x20
[  290.533294]  ? debug_object_destroy+0x2b0/0x2b0
[  290.537991]  ? lock_acquire+0x1ed/0x520
[  290.541986]  ? ext4_filemap_fault+0x7a/0xad
[  290.546332]  ? lock_release+0x970/0x970
[  290.550324]  ? arch_local_save_flags+0x40/0x40
[  290.554932]  ? futex_wait_setup+0x3e0/0x3e0
[  290.559287]  ? down_read+0xb0/0x1d0
[  290.562934]  ? ext4_filemap_fault+0x7a/0xad
[  290.567273]  ? __down_interruptible+0x700/0x700
[  290.571981]  ext4_filemap_fault+0x82/0xad
[  290.576157]  __do_fault+0x100/0x6b0
[  290.579834]  ? print_bad_pte+0x6c0/0x6c0
[  290.583915]  ? do_futex+0x249/0x26d0
[  290.587648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.593211]  ? pmd_val+0x88/0x100
[  290.596683]  ? add_mm_counter_fast+0xd0/0xd0
[  290.601110]  ? pmd_val+0x88/0x100
[  290.604581]  ? add_mm_counter_fast+0xd0/0xd0
[  290.609012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.614724]  __handle_mm_fault+0x3709/0x53e0
[  290.619149]  ? perf_trace_lock+0x14d/0x7a0
[  290.623407]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  290.628266]  ? graph_lock+0x170/0x170
[  290.632083]  ? print_usage_bug+0xc0/0xc0
[  290.636164]  ? retint_kernel+0x2d/0x2d
[  290.640067]  ? graph_lock+0x170/0x170
[  290.643887]  ? graph_lock+0x170/0x170
[  290.647726]  ? handle_mm_fault+0x42a/0xc70
[  290.651978]  ? lock_downgrade+0x900/0x900
[  290.656147]  ? check_preemption_disabled+0x48/0x200
[  290.661187]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.666999]  ? kasan_check_read+0x11/0x20
[  290.671165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.676459]  ? rcu_bh_qs+0xc0/0xc0
[  290.680017]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.685484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.691039]  ? check_preemption_disabled+0x48/0x200
[  290.696086]  handle_mm_fault+0x54f/0xc70
[  290.700172]  ? __handle_mm_fault+0x53e0/0x53e0
[  290.704773]  ? find_vma+0x34/0x190
[  290.708362]  __do_page_fault+0x67d/0xed0
[  290.712447]  ? mm_fault_error+0x380/0x380
[  290.716610]  ? trace_hardirqs_off+0xb8/0x300
[  290.721031]  ? trace_hardirqs_on+0x310/0x310
[  290.725454]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.730854]  ? trace_hardirqs_on+0x310/0x310
[  290.735283]  do_page_fault+0xf2/0x7e0
[  290.739100]  ? vmalloc_sync_all+0x30/0x30
[  290.743267]  ? error_entry+0x70/0xd0
[  290.746998]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.752028]  ? trace_hardirqs_on_caller+0xc0/0x300
[  290.756973]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.761917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.766930]  ? trace_hardirqs_off+0x300/0x300
[  290.771443]  ? trace_hardirqs_off_caller+0x300/0x300
[  290.776633]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.781666]  ? page_fault+0x8/0x30
[  290.785224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.790088]  ? page_fault+0x8/0x30
[  290.793646]  page_fault+0x1e/0x30
[  290.797178] RIP: 0033:0x40f9c0
[  290.800391] Code: Bad RIP value.
[  290.803765] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  290.809173] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  290.816457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  290.823740] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  290.831021] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  290.838302] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  290.845617] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  290.845622] warn_alloc_show_mem: 1 callbacks suppressed
[  290.845629] Mem-Info:
[  290.852913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.852921] Call Trace:
[  290.858311] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  290.858311]  active_file:18 inactive_file:16 isolated_file:0
[  290.858311]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.858311]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  290.858311]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  290.858311]  free:13723 free_pcp:140 free_cma:0
[  290.860697]  <IRQ>
[  290.870190] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.872786]  dump_stack+0x1c4/0x2b4
[  290.906173] Node 0 
[  290.908338]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.936258] 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
[  290.939882]  warn_alloc.cold.118+0xb7/0x1bd
[  290.942092] lowmem_reserve[]: 0
[  290.947298]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.972788]  2817
[  290.977151]  ? lock_downgrade+0x900/0x900
[  290.980411]  6321 6321
[  290.985363]  ? trace_hardirqs_off+0xb8/0x300
[  290.987410] Node 0 
[  290.991567]  ? trace_hardirqs_off+0xb8/0x300
[  290.994091] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  290.998490]  __alloc_pages_slowpath+0x2667/0x2d80
[  291.000713] lowmem_reserve[]:
[  291.005158]  ? warn_alloc+0x120/0x120
[  291.031852]  0
[  291.036706]  ? warn_alloc+0x120/0x120
[  291.039822]  0 3503
[  291.043640]  ? print_usage_bug+0xc0/0xc0
[  291.045431]  3503
[  291.049239]  ? warn_alloc+0x120/0x120
[  291.055529]  ? print_usage_bug+0xc0/0xc0
[  291.057584] Node 0 
[  291.061389]  ? __lock_acquire+0x7ec/0x4ec0
[  291.065480] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  291.067702]  ? __lock_acquire+0x7ec/0x4ec0
[  291.072007] lowmem_reserve[]: 0
[  291.100408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.104621]  0 0
[  291.107921]  ? should_fail+0x22d/0xd01
[  291.113440]  0
[  291.115438]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.119317] Node 0 
[  291.121128]  ? __lock_acquire+0x7ec/0x4ec0
[  291.126224] DMA: 
[  291.128472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.132700] 1*4kB 
[  291.134773]  ? __lock_acquire+0x7ec/0x4ec0
[  291.139869] (U) 
[  291.142028]  ? should_fail+0x22d/0xd01
[  291.146318] 0*8kB 
[  291.148313]  ? mark_held_locks+0x130/0x130
[  291.152182] 0*16kB 
[  291.154344]  ? mark_held_locks+0x130/0x130
[  291.158566] 1*32kB (U) 2*64kB 
[  291.160847]  ? graph_lock+0x170/0x170
[  291.165071] (U) 
[  291.168272]  ? graph_lock+0x170/0x170
[  291.172062] 1*128kB (U) 
[  291.174064]  ? graph_lock+0x170/0x170
[  291.177853] 1*256kB 
[  291.180533]  ? print_usage_bug+0xc0/0xc0
[  291.184321] (U) 0*512kB 
[  291.186833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.186849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.190900] 1*1024kB (U) 
[  291.193593]  ? check_preemption_disabled+0x48/0x200
[  291.199115] 1*2048kB 
[  291.204659]  ? check_preemption_disabled+0x48/0x200
[  291.207397] (M) 3*4096kB 
[  291.212437]  ? __lock_is_held+0xb5/0x140
[  291.214847] (M) 
[  291.219874]  __alloc_pages_nodemask+0xa80/0xde0
[  291.222614] = 15908kB
[  291.222622] Node 0 
[  291.226688]  ? graph_lock+0x170/0x170
[  291.228650] DMA32: 3*4kB 
[  291.233334]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.235738] (UM) 
[  291.237983]  ? graph_lock+0x170/0x170
[  291.241772] 0*8kB 3*16kB 
[  291.244581]  ? find_held_lock+0x36/0x1c0
[  291.249584] (M) 
[  291.251664]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.255444] 2*32kB (UM) 
[  291.258219]  ? lock_downgrade+0x900/0x900
[  291.262404] 2*64kB (M) 
[  291.264405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.269058] 3*128kB (M) 
[  291.271749]  cache_grow_begin+0x91/0x8c0
[  291.275888] 2*256kB 
[  291.278481]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.284005] (M) 
[  291.286776]  fallback_alloc+0x203/0x2e0
[  291.290840] 3*512kB (M) 
[  291.293189]  ____cache_alloc_node+0x1c7/0x1e0
[  291.297579] 4*1024kB (UM) 
[  291.299578]  kmem_cache_alloc_node+0xe3/0x730
[  291.300123]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.300150]  __alloc_skb+0x119/0x770
[  291.304109] 3*2048kB (UM) 
[  291.306832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.311309] 3*4096kB (M) 
[  291.314175]  ? skb_scrub_packet+0x490/0x490
[  291.318655] = 25212kB
[  291.318664] Node 0 
[  291.322907]  ? lock_downgrade+0x900/0x900
[  291.326605] Normal: 1019*4kB 
[  291.329477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.334741] (MEH) 
[  291.337572]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.337591]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.341899] 374*8kB (UMEH) 
[  291.344333]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.346552] 169*16kB 
[  291.350731]  ndisc_alloc_skb+0x144/0x340
[  291.353839] (UMEH) 
[  291.359389]  ndisc_send_rs+0x331/0x6e0
[  291.361522] 71*32kB (UMH) 
[  291.367084]  addrconf_rs_timer+0x3c0/0x6f0
[  291.372514] 17*64kB (UMH) 
[  291.375465]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.379854] 3*128kB (H) 
[  291.382292]  call_timer_fn+0x272/0x920
[  291.386325] 1*256kB (H) 
[  291.388579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.392453] 0*512kB 0*1024kB 
[  291.395315]  ? process_timeout+0x40/0x40
[  291.399532] 0*2048kB 0*4096kB 
[  291.402397]  ? find_held_lock+0x36/0x1c0
[  291.406626] = 13772kB
[  291.409315]  ? __run_timers+0x7da/0xc70
[  291.413192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  291.415873]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.420163] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  291.420172] 4154 total pagecache pages
[  291.423351]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.427414] 0 pages in swap cache
[  291.430609]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.435091] Swap cache stats: add 0, delete 0, find 0/0
[  291.435100] Free swap  = 0kB
[  291.437522]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.441490] Total swap = 0kB
[  291.450333]  ? trace_hardirqs_on+0xbd/0x310
[  291.454845] 1965979 pages RAM
[  291.463432]  ? kasan_check_read+0x11/0x20
[  291.467308] 0 pages HighMem/MovableOnly
[  291.471834]  ? __run_timers+0x7da/0xc70
[  291.475273] 342744 pages reserved
[  291.475282] 0 pages cma reserved
[  291.479526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.484962] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  291.487911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.487931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.487949]  __run_timers+0x7e5/0xc70
[  291.492704] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.495677]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.499979] syz-fuzzer cpuset=
[  291.503170]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.507311] /
[  291.511293]  ? graph_lock+0x170/0x170
[  291.515274]  mems_allowed=0
[  291.518733]  ? enqueue_hrtimer+0x1a5/0x560
[  291.582944]  ? lock_release+0x970/0x970
[  291.586941]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.592159]  ? find_held_lock+0x36/0x1c0
[  291.596245]  ? graph_lock+0x170/0x170
[  291.600224]  ? pvclock_read_flags+0x160/0x160
[  291.604739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.610299]  ? check_preemption_disabled+0x48/0x200
[  291.615344]  ? __lock_is_held+0xb5/0x140
[  291.619489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.625045]  ? check_preemption_disabled+0x48/0x200
[  291.630098]  run_timer_softirq+0x52/0xb0
[  291.634180]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.639219]  __do_softirq+0x30b/0xad8
[  291.643050]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.648185]  ? pvclock_read_flags+0x160/0x160
[  291.652730]  ? lapic_next_event+0x5a/0x90
[  291.656911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.662470]  ? check_preemption_disabled+0x48/0x200
[  291.667502]  ? check_preemption_disabled+0x48/0x200
[  291.672698]  ? kvm_clock_read+0x18/0x30
[  291.676689]  ? kvm_sched_clock_read+0x9/0x20
[  291.681118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.686675]  ? check_preemption_disabled+0x48/0x200
[  291.691725]  irq_exit+0x17f/0x1c0
[  291.695198]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.700065]  ? smp_reschedule_interrupt+0x109/0x650
[  291.705099]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.710998]  ? interrupt_entry+0xb5/0xf0
[  291.715081]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.720112]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.725144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.730004]  ? trace_hardirqs_off+0x300/0x300
[  291.734518]  ? trace_hardirqs_off+0x300/0x300
[  291.739032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.744678]  ? check_preemption_disabled+0x48/0x200
[  291.749710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.755273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.760148]  apic_timer_interrupt+0xf/0x20
[  291.764393]  </IRQ>
[  291.766651] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  291.771599] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  291.790518] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  291.798258] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.805545] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  291.812851] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  291.820134] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  291.827502] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  291.834861]  skb_clone+0x1bb/0x500
[  291.838423]  ? finish_task_switch+0x2f5/0x900
[  291.842936]  ? skb_split+0x11e0/0x11e0
[  291.846933]  ? preempt_notifier_register+0x200/0x200
[  291.852061]  ? __switch_to_asm+0x34/0x70
[  291.856142]  ? __switch_to_asm+0x34/0x70
[  291.860224]  ? __switch_to_asm+0x40/0x70
[  291.864299]  ? __switch_to_asm+0x34/0x70
[  291.868373]  ? __switch_to_asm+0x40/0x70
[  291.872446]  ? __switch_to_asm+0x34/0x70
[  291.876537]  ? __switch_to_asm+0x40/0x70
[  291.880730]  ? __switch_to_asm+0x34/0x70
[  291.884837]  ? __switch_to_asm+0x34/0x70
[  291.888916]  ? __switch_to_asm+0x40/0x70
[  291.892999]  ? __switch_to_asm+0x34/0x70
[  291.897093]  bpf_clone_redirect+0xb9/0x490
[  291.901354]  ? __schedule+0x874/0x1ed0
[  291.905268]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  291.910305]  ? __sched_text_start+0x8/0x8
[  291.914471]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.919255]  ? find_held_lock+0x36/0x1c0
[  291.923344]  ? lock_acquire+0x1ed/0x520
[  291.927336]  ? bpf_test_run+0x32e/0x5a0
[  291.931329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.936888]  ? check_preemption_disabled+0x48/0x200
[  291.941933]  ? kasan_check_read+0x11/0x20
[  291.946107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.951407]  ? rcu_bh_qs+0xc0/0xc0
[  291.954969]  ? preempt_schedule+0x4d/0x60
[  291.959203]  ? ___preempt_schedule+0x16/0x18
[  291.963638]  ? bpf_test_run+0x1c0/0x5a0
[  291.967639]  ? netlink_diag_dump+0x2a0/0x2a0
[  291.972077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.977630]  ? bpf_test_init.isra.9+0x70/0x100
[  291.982332]  ? bpf_prog_test_run_skb+0x634/0xb40
[  291.987114]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.991974]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.997529]  ? fput+0x130/0x1a0
[  292.000855]  ? __bpf_prog_get+0x9b/0x290
[  292.004937]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  292.009821]  ? bpf_prog_test_run+0x130/0x1a0
[  292.014357]  ? __x64_sys_bpf+0x3d8/0x510
[  292.018437]  ? bpf_prog_get+0x20/0x20
[  292.022264]  ? ksys_ioctl+0x81/0xd0
[  292.025920]  ? do_syscall_64+0x1b9/0x820
[  292.030001]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  292.035385]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.040334]  ? trace_hardirqs_off+0x300/0x300
[  292.044880]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  292.049913]  ? recalc_sigpending_tsk+0x180/0x180
[  292.054688]  ? kasan_check_write+0x14/0x20
[  292.059016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.063888]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  292.069295] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  292.069385] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.076241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.076250] Call Trace:
[  292.082900] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.092098]  <IRQ>
[  292.094682] syz-executor7 cpuset=
[  292.105264]  dump_stack+0x1c4/0x2b4
[  292.107405] syz7
[  292.110875]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.114500]  mems_allowed=0
[  292.116496]  warn_alloc.cold.118+0xb7/0x1bd
[  292.128933]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.133822]  ? lock_downgrade+0x900/0x900
[  292.137998]  ? trace_hardirqs_off+0xb8/0x300
[  292.142435]  ? trace_hardirqs_off+0xb8/0x300
[  292.146874]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.151769]  ? warn_alloc+0x120/0x120
[  292.155622]  ? warn_alloc+0x120/0x120
[  292.159440]  ? print_usage_bug+0xc0/0xc0
[  292.163521]  ? warn_alloc+0x120/0x120
[  292.167348]  ? print_usage_bug+0xc0/0xc0
[  292.171427]  ? __lock_acquire+0x7ec/0x4ec0
[  292.175677]  ? __lock_acquire+0x7ec/0x4ec0
[  292.179933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.185497]  ? should_fail+0x22d/0xd01
[  292.189406]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.194529]  ? __lock_acquire+0x7ec/0x4ec0
[  292.198821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.203943]  ? __lock_acquire+0x7ec/0x4ec0
[  292.208193]  ? should_fail+0x22d/0xd01
[  292.212107]  ? mark_held_locks+0x130/0x130
[  292.216366]  ? mark_held_locks+0x130/0x130
[  292.220616]  ? graph_lock+0x170/0x170
[  292.224436]  ? graph_lock+0x170/0x170
[  292.228345]  ? graph_lock+0x170/0x170
[  292.232161]  ? print_usage_bug+0xc0/0xc0
[  292.236358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.241913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.247474]  ? check_preemption_disabled+0x48/0x200
[  292.252509]  ? check_preemption_disabled+0x48/0x200
[  292.257552]  ? __lock_is_held+0xb5/0x140
[  292.261652]  __alloc_pages_nodemask+0xa80/0xde0
[  292.266339]  ? graph_lock+0x170/0x170
[  292.270161]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.275327]  ? graph_lock+0x170/0x170
[  292.279162]  ? find_held_lock+0x36/0x1c0
[  292.283255]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.287950]  ? lock_downgrade+0x900/0x900
[  292.292127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.297692]  cache_grow_begin+0x91/0x8c0
[  292.301776]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.306241]  fallback_alloc+0x203/0x2e0
[  292.310242]  ____cache_alloc_node+0x1c7/0x1e0
[  292.314764]  kmem_cache_alloc_node+0xe3/0x730
[  292.319393]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.323662]  __alloc_skb+0x119/0x770
[  292.327397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.332722]  ? skb_scrub_packet+0x490/0x490
[  292.337154]  ? lock_downgrade+0x900/0x900
[  292.341331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.346891]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.352363]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.357860]  ? addrconf_rs_timer+0x6f0/0x6f0
[  292.362302]  ndisc_alloc_skb+0x144/0x340
[  292.366389]  ndisc_send_rs+0x331/0x6e0
[  292.370301]  addrconf_rs_timer+0x3c0/0x6f0
[  292.374567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.378859]  call_timer_fn+0x272/0x920
[  292.382767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.387050]  ? process_timeout+0x40/0x40
[  292.391127]  ? find_held_lock+0x36/0x1c0
[  292.395213]  ? mark_held_locks+0xc7/0x130
[  292.399385]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.403903]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.408576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.412857]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  292.417463]  ? trace_hardirqs_on+0xbd/0x310
[  292.421829]  ? kasan_check_read+0x11/0x20
[  292.426001]  ? __run_timers+0x7da/0xc70
[  292.429995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.435470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.439731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.443990]  __run_timers+0x7e5/0xc70
[  292.447850]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.453237]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.458274]  ? graph_lock+0x170/0x170
[  292.462099]  ? print_usage_bug+0xc0/0xc0
[  292.466184]  ? lock_release+0x970/0x970
[  292.470177]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.475390]  ? find_held_lock+0x36/0x1c0
[  292.479473]  ? graph_lock+0x170/0x170
[  292.483297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.488866]  ? check_preemption_disabled+0x48/0x200
[  292.493912]  ? __lock_is_held+0xb5/0x140
[  292.497998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.503560]  ? check_preemption_disabled+0x48/0x200
[  292.508608]  run_timer_softirq+0x52/0xb0
[  292.512687]  ? rcu_read_lock_sched_held+0x108/0x120
[  292.517725]  __do_softirq+0x30b/0xad8
[  292.521561]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  292.526692]  ? pvclock_read_flags+0x160/0x160
[  292.531218]  ? lapic_next_event+0x5a/0x90
[  292.535397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.541049]  ? check_preemption_disabled+0x48/0x200
[  292.546089]  ? check_preemption_disabled+0x48/0x200
[  292.551139]  ? kvm_clock_read+0x18/0x30
[  292.555159]  ? kvm_sched_clock_read+0x9/0x20
[  292.559600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.565162]  ? check_preemption_disabled+0x48/0x200
[  292.570210]  irq_exit+0x17f/0x1c0
[  292.573691]  smp_apic_timer_interrupt+0x1cb/0x760
[  292.578551]  ? smp_reschedule_interrupt+0x109/0x650
[  292.583601]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.589514]  ? interrupt_entry+0xb5/0xf0
[  292.593601]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.598633]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.603672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.608626]  ? trace_hardirqs_off+0x300/0x300
[  292.613137]  ? trace_hardirqs_off+0x300/0x300
[  292.617653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.623213]  ? check_preemption_disabled+0x48/0x200
[  292.628341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.633907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.638780]  apic_timer_interrupt+0xf/0x20
[  292.643052]  </IRQ>
[  292.645310] RIP: 0010:console_unlock+0x1017/0x11a0
[  292.650258] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  292.669180] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  292.676984] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  292.684269] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  292.691551] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  292.698857] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  292.706142] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  292.713449]  ? netconsole_netdev_event+0x280/0x280
[  292.718412]  ? console_unlock+0x100e/0x11a0
[  292.722776]  ? devkmsg_read+0xbb0/0xbb0
[  292.726821]  ? vprintk_emit+0x7f7/0x930
[  292.730845]  ? lock_release+0x970/0x970
[  292.734868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.740337]  ? vprintk_default+0x28/0x30
[  292.744419]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.749899]  ? kasan_check_write+0x14/0x20
[  292.754154]  ? do_raw_spin_lock+0xc1/0x200
[  292.758420]  vprintk_emit+0x33d/0x930
[  292.762255]  ? wake_up_klogd+0x180/0x180
[  292.766336]  ? lockdep_hardirqs_on+0x421/0x5c0
[  292.770939]  ? retint_kernel+0x2d/0x2d
[  292.774867]  ? find_held_lock+0x36/0x1c0
[  292.778959]  ? mark_held_locks+0xc7/0x130
[  292.783127]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.787641]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.792163]  vprintk_default+0x28/0x30
[  292.796183]  vprintk_func+0x7e/0x181
[  292.799922]  printk+0xa7/0xcf
[  292.803050]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  292.807856]  ? _raw_spin_unlock_irq+0x60/0x80
[  292.812385]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  292.817690]  dump_header+0x7cc/0xf72
[  292.821439]  ? pagefault_out_of_memory+0x197/0x197
[  292.826392]  ? mark_held_locks+0x130/0x130
[  292.830666]  ? __lock_acquire+0x7ec/0x4ec0
[  292.834921]  ? mem_cgroup_charge_statistics+0x780/0x780
[  292.840322]  ? print_usage_bug+0xc0/0xc0
[  292.844399]  ? print_usage_bug+0xc0/0xc0
[  292.848488]  ? graph_lock+0x170/0x170
[  292.852300]  ? graph_lock+0x170/0x170
[  292.856121]  ? print_usage_bug+0xc0/0xc0
[  292.860213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.865772]  ? find_held_lock+0x36/0x1c0
[  292.869952]  ? mark_held_locks+0xc7/0x130
[  292.874124]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.879323]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.884446]  ? lockdep_hardirqs_on+0x421/0x5c0
[  292.889113]  ? trace_hardirqs_on+0xbd/0x310
[  292.893597]  ? kasan_check_read+0x11/0x20
[  292.897764]  ? ___ratelimit+0x36f/0x655
[  292.901781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.907276]  ? trace_hardirqs_on+0x310/0x310
[  292.911791]  ? lock_downgrade+0x900/0x900
[  292.915990]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.921149]  ? ___ratelimit+0xaa/0x655
[  292.925057]  ? idr_get_free+0xec0/0xec0
[  292.929122]  ? kasan_check_write+0x14/0x20
[  292.933375]  ? do_raw_spin_lock+0xc1/0x200
[  292.937638]  oom_kill_process.cold.27+0x10/0x903
[  292.942411]  ? graph_lock+0x170/0x170
[  292.946227]  ? _raw_spin_unlock+0x2c/0x50
[  292.950392]  ? oom_badness+0xe6/0xaa0
[  292.954219]  ? oom_evaluate_task+0x540/0x540
[  292.958649]  ? find_held_lock+0x36/0x1c0
[  292.962735]  ? out_of_memory+0x974/0x14c0
[  292.966901]  ? lock_downgrade+0x900/0x900
[  292.971138]  ? check_preemption_disabled+0x48/0x200
[  292.976186]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.982002]  ? kasan_check_read+0x11/0x20
[  292.986170]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.991468]  ? rcu_bh_qs+0xc0/0xc0
[  292.995099]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.000134]  ? oom_evaluate_task+0x302/0x540
[  293.004571]  out_of_memory+0xa86/0x14c0
[  293.008579]  ? oom_killer_disable+0x3a0/0x3a0
[  293.013097]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  293.018053]  ? __mutex_add_waiter+0x2a0/0x2a0
[  293.022586]  __alloc_pages_slowpath+0x2318/0x2d80
[  293.027479]  ? warn_alloc+0x120/0x120
[  293.031313]  ? find_get_entry+0x2f2/0xc40
[  293.035487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.041041]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  293.045986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.051542]  ? should_fail+0x22d/0xd01
[  293.055455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.060582]  ? __lock_is_held+0xb5/0x140
[  293.064693]  ? __lock_is_held+0xb5/0x140
[  293.068781]  ? find_held_lock+0x36/0x1c0
[  293.072890]  ? ___might_sleep+0x1ed/0x300
[  293.077055]  ? lock_release+0x970/0x970
[  293.081051]  ? arch_local_save_flags+0x40/0x40
[  293.085666]  ? __might_sleep+0x95/0x190
[  293.089668]  __alloc_pages_nodemask+0xa80/0xde0
[  293.094365]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.099404]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.105221]  ? kasan_check_read+0x11/0x20
[  293.109388]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.114686]  ? graph_lock+0x170/0x170
[  293.118508]  ? print_usage_bug+0xc0/0xc0
[  293.122591]  ? graph_lock+0x170/0x170
[  293.126408]  ? graph_lock+0x170/0x170
[  293.130231]  ? __do_page_cache_readahead+0x7ce/0x980
[  293.135358]  ? find_held_lock+0x36/0x1c0
[  293.139448]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  293.145009]  alloc_pages_current+0x10c/0x210
[  293.149435]  ? lock_downgrade+0x900/0x900
[  293.153607]  __page_cache_alloc+0x38f/0x5b0
[  293.158036]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.163865]  ? kasan_check_read+0x11/0x20
[  293.168039]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.173336]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  293.178032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.183592]  ? check_preemption_disabled+0x48/0x200
[  293.188638]  filemap_fault+0x1594/0x25f0
[  293.192730]  ? __lock_page_or_retry+0xa00/0xa00
[  293.197416]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.203235]  ? kasan_check_read+0x11/0x20
[  293.207399]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.212694]  ? rcu_bh_qs+0xc0/0xc0
[  293.216268]  ? filemap_map_pages+0xdea/0x1980
[  293.220790]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  293.225943]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  293.231231]  ? debug_object_free+0x325/0x690
[  293.235662]  ? find_get_pages_range_tag+0x1320/0x1320
[  293.240917]  ? graph_lock+0x170/0x170
[  293.244749]  ? kasan_check_read+0x11/0x20
[  293.248916]  ? debug_object_destroy+0x2b0/0x2b0
[  293.253614]  ? lock_acquire+0x1ed/0x520
[  293.257605]  ? ext4_filemap_fault+0x7a/0xad
[  293.262037]  ? lock_release+0x970/0x970
[  293.266035]  ? arch_local_save_flags+0x40/0x40
[  293.270643]  ? futex_wait_setup+0x3e0/0x3e0
[  293.275073]  ? down_read+0xb0/0x1d0
[  293.278715]  ? ext4_filemap_fault+0x7a/0xad
[  293.283054]  ? __down_interruptible+0x700/0x700
[  293.287758]  ext4_filemap_fault+0x82/0xad
[  293.291931]  __do_fault+0x100/0x6b0
[  293.295586]  ? print_bad_pte+0x6c0/0x6c0
[  293.299892]  ? do_futex+0x249/0x26d0
[  293.303616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.309176]  ? pmd_val+0x88/0x100
[  293.312651]  ? add_mm_counter_fast+0xd0/0xd0
[  293.317076]  ? pmd_val+0x88/0x100
[  293.320550]  ? add_mm_counter_fast+0xd0/0xd0
[  293.324985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.330544]  __handle_mm_fault+0x3709/0x53e0
[  293.334978]  ? perf_trace_lock+0x14d/0x7a0
[  293.339238]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  293.344097]  ? graph_lock+0x170/0x170
[  293.347918]  ? print_usage_bug+0xc0/0xc0
[  293.351994]  ? retint_kernel+0x2d/0x2d
[  293.355903]  ? graph_lock+0x170/0x170
[  293.359723]  ? graph_lock+0x170/0x170
[  293.363565]  ? handle_mm_fault+0x42a/0xc70
[  293.367843]  ? lock_downgrade+0x900/0x900
[  293.372011]  ? check_preemption_disabled+0x48/0x200
[  293.377058]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.382881]  ? kasan_check_read+0x11/0x20
[  293.387049]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.392343]  ? rcu_bh_qs+0xc0/0xc0
[  293.395903]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.401374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.406930]  ? check_preemption_disabled+0x48/0x200
[  293.411972]  handle_mm_fault+0x54f/0xc70
[  293.416056]  ? __handle_mm_fault+0x53e0/0x53e0
[  293.420658]  ? find_vma+0x34/0x190
[  293.424222]  __do_page_fault+0x67d/0xed0
[  293.428309]  ? mm_fault_error+0x380/0x380
[  293.433160]  ? trace_hardirqs_off+0xb8/0x300
[  293.437651]  ? trace_hardirqs_on+0x310/0x310
[  293.442078]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.447461]  ? trace_hardirqs_on+0x310/0x310
[  293.451893]  do_page_fault+0xf2/0x7e0
[  293.455710]  ? vmalloc_sync_all+0x30/0x30
[  293.459876]  ? error_entry+0x70/0xd0
[  293.463608]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.468641]  ? trace_hardirqs_on_caller+0xc0/0x300
[  293.473872]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.478840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.483700]  ? trace_hardirqs_off+0x300/0x300
[  293.488209]  ? trace_hardirqs_off_caller+0x300/0x300
[  293.493332]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.498366]  ? page_fault+0x8/0x30
[  293.501930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.506792]  ? page_fault+0x8/0x30
[  293.510376]  page_fault+0x1e/0x30
[  293.513858] RIP: 0033:0x40f9c0
[  293.517069] Code: Bad RIP value.
[  293.520445] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  293.525844] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  293.533130] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  293.540410] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  293.547693] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  293.554978] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  293.562415] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  293.562421] warn_alloc_show_mem: 1 callbacks suppressed
[  293.562428] Mem-Info:
[  293.569729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.569737] Call Trace:
[  293.575124] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  293.575124]  active_file:18 inactive_file:16 isolated_file:0
[  293.575124]  unevictable:0 dirty:0 writeback:0 unstable:0
[  293.575124]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  293.575124]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  293.575124]  free:13723 free_pcp:140 free_cma:0
[  293.577509]  <IRQ>
[  293.586892] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  293.589502]  dump_stack+0x1c4/0x2b4
[  293.622658] Node 0 
[  293.624853]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.652772] 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
[  293.656454]  warn_alloc.cold.118+0xb7/0x1bd
[  293.658695] lowmem_reserve[]:
[  293.663895]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.689441]  0 2817
[  293.693783]  ? lock_downgrade+0x900/0x900
[  293.696903]  6321
[  293.701759]  ? trace_hardirqs_off+0xb8/0x300
[  293.703976]  6321
[  293.708143]  ? trace_hardirqs_off+0xb8/0x300
[  293.710195] Node 0 
[  293.714617]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.716689] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  293.721108]  ? warn_alloc+0x120/0x120
[  293.723324] lowmem_reserve[]:
[  293.728177]  ? trace_hardirqs_on+0x310/0x310
[  293.754879]  0 0
[  293.758696]  ? warn_alloc+0x120/0x120
[  293.761821]  3503
[  293.766242]  ? print_usage_bug+0xc0/0xc0
[  293.768202]  3503
[  293.772019]  ? warn_alloc+0x120/0x120
[  293.774071] Node 0 
[  293.778144]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.780218] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  293.784004]  ? print_usage_bug+0xc0/0xc0
[  293.786223] lowmem_reserve[]: 0
[  293.791257]  ? __lock_acquire+0x7ec/0x4ec0
[  293.819607]  0 0
[  293.823687]  ? __lock_acquire+0x7ec/0x4ec0
[  293.826953]  0
[  293.831207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.833172] Node 0 
[  293.837417]  ? should_fail+0x22d/0xd01
[  293.839204] DMA: 1*4kB 
[  293.844759]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.846987] (U) 
[  293.850887]  ? __lock_acquire+0x7ec/0x4ec0
[  293.853456] 0*8kB 0*16kB 
[  293.858581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.860545] 1*32kB (U) 
[  293.864825]  ? __lock_acquire+0x7ec/0x4ec0
[  293.867575] 2*64kB (U) 
[  293.872695]  ? should_fail+0x22d/0xd01
[  293.875266] 1*128kB (U) 
[  293.879570]  ? print_usage_bug+0xc0/0xc0
[  293.879594]  ? mark_held_locks+0x130/0x130
[  293.882161] 1*256kB (U) 
[  293.886074]  ? mark_held_locks+0x130/0x130
[  293.888726] 0*512kB 1*1024kB 
[  293.892834]  ? graph_lock+0x170/0x170
[  293.897144] (U) 
[  293.899851]  ? print_usage_bug+0xc0/0xc0
[  293.904080] 1*2048kB 
[  293.907198]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.910989] (M) 
[  293.912977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.917023] 3*4096kB (M) 
[  293.919555]  ? check_preemption_disabled+0x48/0x200
[  293.924296] = 15908kB
[  293.924309] Node 0 
[  293.926297]  ? check_preemption_disabled+0x48/0x200
[  293.931843] DMA32: 3*4kB 
[  293.934626]  ? __lock_is_held+0xb5/0x140
[  293.939618] (UM) 0*8kB 
[  293.942052]  __alloc_pages_nodemask+0xa80/0xde0
[  293.944274] 3*16kB 
[  293.949294]  ? graph_lock+0x170/0x170
[  293.952048] (M) 
[  293.956129]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.958704] 2*32kB 
[  293.963380]  ? graph_lock+0x170/0x170
[  293.965607] (UM) 
[  293.969426]  ? find_held_lock+0x36/0x1c0
[  293.971382] 2*64kB (M) 
[  293.976484]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.978703] 3*128kB (M) 
[  293.982524]  ? lock_downgrade+0x900/0x900
[  293.984583] 2*256kB (M) 
[  293.988669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.991233] 3*512kB (M) 
[  293.995921]  cache_grow_begin+0x91/0x8c0
[  293.998576] 4*1024kB (UM) 
[  294.002744]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.005455] 3*2048kB (UM) 3*4096kB 
[  294.011033]  fallback_alloc+0x203/0x2e0
[  294.013685] (M) 
[  294.017757]  ____cache_alloc_node+0x1c7/0x1e0
[  294.020577] = 25212kB
[  294.020585] Node 0 
[  294.025012]  kmem_cache_alloc_node+0xe3/0x730
[  294.028620] Normal: 
[  294.032597]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.034551] 1019*4kB 
[  294.039103]  __alloc_skb+0x119/0x770
[  294.041488] (MEH) 
[  294.043729]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.048201] 374*8kB 
[  294.050522]  ? skb_scrub_packet+0x490/0x490
[  294.054736] (UMEH) 
[  294.057148]  ? lock_downgrade+0x900/0x900
[  294.060844] 169*16kB 
[  294.062993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.068237] (UMEH) 
[  294.070559]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.074858] 71*32kB 
[  294.077095]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.081217] (UMH) 
[  294.083624]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.089133] 17*64kB 
[  294.091374]  ndisc_alloc_skb+0x144/0x340
[  294.096787] (UMH) 
[  294.099114]  ndisc_send_rs+0x331/0x6e0
[  294.104532] 3*128kB (H) 1*256kB 
[  294.106706]  addrconf_rs_timer+0x3c0/0x6f0
[  294.111089] (H) 
[  294.113409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.117446] 0*512kB 
[  294.119602]  call_timer_fn+0x272/0x920
[  294.123452] 0*1024kB 0*2048kB 
[  294.126831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.131041] 0*4096kB 
[  294.133017]  ? process_timeout+0x40/0x40
[  294.137224] = 13772kB
[  294.139543]  ? find_held_lock+0x36/0x1c0
[  294.143416] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.146622]  ? __run_timers+0x7da/0xc70
[  294.150837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.153286]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.157319] 4154 total pagecache pages
[  294.159721]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.163770] 0 pages in swap cache
[  294.172602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.176564] Swap cache stats: add 0, delete 0, find 0/0
[  294.185123]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.189596] Free swap  = 0kB
[  294.193480]  ? trace_hardirqs_on+0xbd/0x310
[  294.197946] Total swap = 0kB
[  294.197957] 1965979 pages RAM
[  294.201415]  ? kasan_check_read+0x11/0x20
[  294.201449]  ? __run_timers+0x7da/0xc70
[  294.205640] 0 pages HighMem/MovableOnly
[  294.205649] 342744 pages reserved
[  294.211019]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.215590] 0 pages cma reserved
[  294.218610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.223010] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.225928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.229112] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.233154]  __run_timers+0x7e5/0xc70
[  294.237109] syz-fuzzer cpuset=
[  294.241093]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.244530] /
[  294.249995]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.253341]  mems_allowed=0
[  294.257565]  ? graph_lock+0x170/0x170
[  294.304252]  ? enqueue_hrtimer+0x1a5/0x560
[  294.308489]  ? lock_release+0x970/0x970
[  294.312465]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.317662]  ? find_held_lock+0x36/0x1c0
[  294.321732]  ? graph_lock+0x170/0x170
[  294.325538]  ? pvclock_read_flags+0x160/0x160
[  294.330042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.335592]  ? check_preemption_disabled+0x48/0x200
[  294.340623]  ? __lock_is_held+0xb5/0x140
[  294.344686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.350226]  ? check_preemption_disabled+0x48/0x200
[  294.355252]  run_timer_softirq+0x52/0xb0
[  294.359317]  ? rcu_read_lock_sched_held+0x108/0x120
[  294.364339]  __do_softirq+0x30b/0xad8
[  294.368157]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.373267]  ? pvclock_read_flags+0x160/0x160
[  294.377766]  ? lapic_next_event+0x5a/0x90
[  294.381923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.387462]  ? check_preemption_disabled+0x48/0x200
[  294.392481]  ? check_preemption_disabled+0x48/0x200
[  294.397507]  ? kvm_clock_read+0x18/0x30
[  294.401497]  ? kvm_sched_clock_read+0x9/0x20
[  294.405937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.411476]  ? check_preemption_disabled+0x48/0x200
[  294.416524]  irq_exit+0x17f/0x1c0
[  294.419983]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.424832]  ? smp_reschedule_interrupt+0x109/0x650
[  294.429854]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.435757]  ? interrupt_entry+0xb5/0xf0
[  294.439880]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.444902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.449943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.454784]  ? trace_hardirqs_off+0x300/0x300
[  294.459301]  ? trace_hardirqs_off+0x300/0x300
[  294.463823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.469386]  ? check_preemption_disabled+0x48/0x200
[  294.474403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.479950]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.484818]  apic_timer_interrupt+0xf/0x20
[  294.489083]  </IRQ>
[  294.491325] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  294.496261] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  294.515160] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  294.523220] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  294.530489] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  294.537756] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  294.545020] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  294.552287] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  294.559661]  skb_clone+0x1bb/0x500
[  294.563223]  ? finish_task_switch+0x2f5/0x900
[  294.567740]  ? skb_split+0x11e0/0x11e0
[  294.571635]  ? preempt_notifier_register+0x200/0x200
[  294.576739]  ? __switch_to_asm+0x34/0x70
[  294.580836]  ? __switch_to_asm+0x34/0x70
[  294.584897]  ? __switch_to_asm+0x40/0x70
[  294.588958]  ? __switch_to_asm+0x34/0x70
[  294.593018]  ? __switch_to_asm+0x40/0x70
[  294.597083]  ? __switch_to_asm+0x34/0x70
[  294.601145]  ? __switch_to_asm+0x40/0x70
[  294.605205]  ? __switch_to_asm+0x34/0x70
[  294.609264]  ? __switch_to_asm+0x34/0x70
[  294.613323]  ? __switch_to_asm+0x40/0x70
[  294.617380]  ? __switch_to_asm+0x34/0x70
[  294.621452]  bpf_clone_redirect+0xb9/0x490
[  294.625694]  ? __schedule+0x874/0x1ed0
[  294.629603]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  294.634631]  ? __sched_text_start+0x8/0x8
[  294.638808]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.643597]  ? find_held_lock+0x36/0x1c0
[  294.647666]  ? lock_acquire+0x1ed/0x520
[  294.651642]  ? bpf_test_run+0x32e/0x5a0
[  294.655622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.661181]  ? check_preemption_disabled+0x48/0x200
[  294.666245]  ? kasan_check_read+0x11/0x20
[  294.670415]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.675701]  ? rcu_bh_qs+0xc0/0xc0
[  294.679247]  ? preempt_schedule+0x4d/0x60
[  294.683419]  ? ___preempt_schedule+0x16/0x18
[  294.687838]  ? bpf_test_run+0x1c0/0x5a0
[  294.691836]  ? netlink_diag_dump+0x2a0/0x2a0
[  294.696261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.701806]  ? bpf_test_init.isra.9+0x70/0x100
[  294.706398]  ? bpf_prog_test_run_skb+0x634/0xb40
[  294.711166]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.716012]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.721549]  ? fput+0x130/0x1a0
[  294.724838]  ? __bpf_prog_get+0x9b/0x290
[  294.728904]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.733746]  ? bpf_prog_test_run+0x130/0x1a0
[  294.738162]  ? __x64_sys_bpf+0x3d8/0x510
[  294.742227]  ? bpf_prog_get+0x20/0x20
[  294.746041]  ? ksys_ioctl+0x81/0xd0
[  294.749689]  ? do_syscall_64+0x1b9/0x820
[  294.753755]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  294.759125]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.764068]  ? trace_hardirqs_off+0x300/0x300
[  294.768568]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  294.773600]  ? recalc_sigpending_tsk+0x180/0x180
[  294.778379]  ? kasan_check_write+0x14/0x20
[  294.782626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.787485]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  294.792910] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  294.793001] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.799843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.799848] Call Trace:
[  294.799855]  <IRQ>
[  294.799872]  dump_stack+0x1c4/0x2b4
[  294.799889]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.806456] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.815726]  warn_alloc.cold.118+0xb7/0x1bd
[  294.818283] syz-executor7 cpuset=
[  294.820426]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.824031] syz7
[  294.829215]  ? lock_downgrade+0x900/0x900
[  294.839677]  mems_allowed=0
[  294.843998]  ? trace_hardirqs_off+0xb8/0x300
[  294.865665]  ? trace_hardirqs_off+0xb8/0x300
[  294.870104]  __alloc_pages_slowpath+0x2667/0x2d80
[  294.874982]  ? warn_alloc+0x120/0x120
[  294.878789]  ? trace_hardirqs_on+0x310/0x310
[  294.883211]  ? warn_alloc+0x120/0x120
[  294.887018]  ? print_usage_bug+0xc0/0xc0
[  294.891082]  ? warn_alloc+0x120/0x120
[  294.894885]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  294.899904]  ? print_usage_bug+0xc0/0xc0
[  294.903983]  ? __lock_acquire+0x7ec/0x4ec0
[  294.908231]  ? __lock_acquire+0x7ec/0x4ec0
[  294.912471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.918060]  ? should_fail+0x22d/0xd01
[  294.921973]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.927083]  ? __lock_acquire+0x7ec/0x4ec0
[  294.931341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.936444]  ? __lock_acquire+0x7ec/0x4ec0
[  294.940681]  ? should_fail+0x22d/0xd01
[  294.944572]  ? print_usage_bug+0xc0/0xc0
[  294.948659]  ? mark_held_locks+0x130/0x130
[  294.952900]  ? mark_held_locks+0x130/0x130
[  294.957150]  ? graph_lock+0x170/0x170
[  294.960951]  ? print_usage_bug+0xc0/0xc0
[  294.965012]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.969770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.975324]  ? check_preemption_disabled+0x48/0x200
[  294.980341]  ? check_preemption_disabled+0x48/0x200
[  294.985371]  ? __lock_is_held+0xb5/0x140
[  294.989467]  __alloc_pages_nodemask+0xa80/0xde0
[  294.994178]  ? graph_lock+0x170/0x170
[  294.997986]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.003001]  ? graph_lock+0x170/0x170
[  295.006826]  ? find_held_lock+0x36/0x1c0
[  295.010914]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.015588]  ? lock_downgrade+0x900/0x900
[  295.019744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.025289]  cache_grow_begin+0x91/0x8c0
[  295.029355]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.033774]  fallback_alloc+0x203/0x2e0
[  295.037787]  ____cache_alloc_node+0x1c7/0x1e0
[  295.042348]  kmem_cache_alloc_node+0xe3/0x730
[  295.046849]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.051121]  __alloc_skb+0x119/0x770
[  295.054841]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.060124]  ? skb_scrub_packet+0x490/0x490
[  295.064447]  ? lock_downgrade+0x900/0x900
[  295.068646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.074214]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.079672]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.085126]  ? addrconf_rs_timer+0x6f0/0x6f0
[  295.089555]  ndisc_alloc_skb+0x144/0x340
[  295.093633]  ndisc_send_rs+0x331/0x6e0
[  295.097531]  addrconf_rs_timer+0x3c0/0x6f0
[  295.101782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.106041]  call_timer_fn+0x272/0x920
[  295.109932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.114171]  ? process_timeout+0x40/0x40
[  295.118232]  ? find_held_lock+0x36/0x1c0
[  295.122306]  ? mark_held_locks+0xc7/0x130
[  295.126460]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.130958]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.135452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.139687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  295.144272]  ? trace_hardirqs_on+0xbd/0x310
[  295.148600]  ? kasan_check_read+0x11/0x20
[  295.152750]  ? __run_timers+0x7da/0xc70
[  295.156732]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.162189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.166433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.170671]  __run_timers+0x7e5/0xc70
[  295.174501]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.179869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.184888]  ? graph_lock+0x170/0x170
[  295.188726]  ? print_usage_bug+0xc0/0xc0
[  295.192811]  ? lock_release+0x970/0x970
[  295.196794]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.202146]  ? find_held_lock+0x36/0x1c0
[  295.206216]  ? graph_lock+0x170/0x170
[  295.210021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.215581]  ? check_preemption_disabled+0x48/0x200
[  295.220624]  ? __lock_is_held+0xb5/0x140
[  295.224699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.230258]  ? check_preemption_disabled+0x48/0x200
[  295.235283]  run_timer_softirq+0x52/0xb0
[  295.239348]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.244369]  __do_softirq+0x30b/0xad8
[  295.248184]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.253298]  ? pvclock_read_flags+0x160/0x160
[  295.257820]  ? lapic_next_event+0x5a/0x90
[  295.261972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.267515]  ? check_preemption_disabled+0x48/0x200
[  295.272543]  ? check_preemption_disabled+0x48/0x200
[  295.277582]  ? kvm_clock_read+0x18/0x30
[  295.281564]  ? kvm_sched_clock_read+0x9/0x20
[  295.285975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.291544]  ? check_preemption_disabled+0x48/0x200
[  295.296627]  irq_exit+0x17f/0x1c0
[  295.300415]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.305281]  ? smp_reschedule_interrupt+0x109/0x650
[  295.310307]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.316220]  ? interrupt_entry+0xb5/0xf0
[  295.320284]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.325299]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.330325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.335169]  ? trace_hardirqs_off+0x300/0x300
[  295.339667]  ? trace_hardirqs_off+0x300/0x300
[  295.344169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.349708]  ? check_preemption_disabled+0x48/0x200
[  295.354727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.360272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.365125]  apic_timer_interrupt+0xf/0x20
[  295.369828]  </IRQ>
[  295.372073] RIP: 0010:console_unlock+0x1017/0x11a0
[  295.377009] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  295.395912] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  295.403625] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  295.410896] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  295.418164] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  295.425432] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  295.433179] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  295.440462]  ? netconsole_netdev_event+0x280/0x280
[  295.445419]  ? console_unlock+0x100e/0x11a0
[  295.449792]  ? devkmsg_read+0xbb0/0xbb0
[  295.453806]  ? vprintk_emit+0x7f7/0x930
[  295.457789]  ? lock_release+0x970/0x970
[  295.461779]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.467241]  ? vprintk_default+0x28/0x30
[  295.471336]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.476833]  ? kasan_check_write+0x14/0x20
[  295.481104]  ? do_raw_spin_lock+0xc1/0x200
[  295.485364]  vprintk_emit+0x33d/0x930
[  295.489189]  ? wake_up_klogd+0x180/0x180
[  295.493249]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.497835]  ? retint_kernel+0x2d/0x2d
[  295.501729]  ? find_held_lock+0x36/0x1c0
[  295.505812]  ? mark_held_locks+0xc7/0x130
[  295.509964]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.514460]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.518966]  vprintk_default+0x28/0x30
[  295.522860]  vprintk_func+0x7e/0x181
[  295.526593]  printk+0xa7/0xcf
[  295.529704]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  295.534466]  ? _raw_spin_unlock_irq+0x60/0x80
[  295.538981]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  295.544271]  dump_header+0x7cc/0xf72
[  295.547999]  ? pagefault_out_of_memory+0x197/0x197
[  295.552937]  ? mark_held_locks+0x130/0x130
[  295.557174]  ? __lock_acquire+0x7ec/0x4ec0
[  295.561412]  ? mem_cgroup_charge_statistics+0x780/0x780
[  295.566777]  ? print_usage_bug+0xc0/0xc0
[  295.570862]  ? print_usage_bug+0xc0/0xc0
[  295.574939]  ? graph_lock+0x170/0x170
[  295.578738]  ? graph_lock+0x170/0x170
[  295.582548]  ? print_usage_bug+0xc0/0xc0
[  295.586629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.592173]  ? find_held_lock+0x36/0x1c0
[  295.596245]  ? mark_held_locks+0xc7/0x130
[  295.600396]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  295.605516]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  295.610625]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.615212]  ? trace_hardirqs_on+0xbd/0x310
[  295.619539]  ? kasan_check_read+0x11/0x20
[  295.623696]  ? ___ratelimit+0x36f/0x655
[  295.627687]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.633140]  ? trace_hardirqs_on+0x310/0x310
[  295.637551]  ? lock_downgrade+0x900/0x900
[  295.641714]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  295.646826]  ? ___ratelimit+0xaa/0x655
[  295.650724]  ? idr_get_free+0xec0/0xec0
[  295.654701]  ? kasan_check_write+0x14/0x20
[  295.658968]  ? do_raw_spin_lock+0xc1/0x200
[  295.663211]  oom_kill_process.cold.27+0x10/0x903
[  295.667974]  ? graph_lock+0x170/0x170
[  295.671776]  ? _raw_spin_unlock+0x2c/0x50
[  295.675932]  ? oom_badness+0xe6/0xaa0
[  295.679742]  ? oom_evaluate_task+0x540/0x540
[  295.684158]  ? find_held_lock+0x36/0x1c0
[  295.688228]  ? out_of_memory+0x974/0x14c0
[  295.692380]  ? lock_downgrade+0x900/0x900
[  295.696534]  ? check_preemption_disabled+0x48/0x200
[  295.701586]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.707400]  ? kasan_check_read+0x11/0x20
[  295.711553]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.716844]  ? rcu_bh_qs+0xc0/0xc0
[  295.720395]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.725410]  ? oom_evaluate_task+0x302/0x540
[  295.729833]  out_of_memory+0xa86/0x14c0
[  295.733826]  ? oom_killer_disable+0x3a0/0x3a0
[  295.738329]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  295.743264]  ? __mutex_add_waiter+0x2a0/0x2a0
[  295.747778]  __alloc_pages_slowpath+0x2318/0x2d80
[  295.752667]  ? warn_alloc+0x120/0x120
[  295.756487]  ? find_get_entry+0x2f2/0xc40
[  295.760650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.766190]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  295.771122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.776667]  ? should_fail+0x22d/0xd01
[  295.780567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.785676]  ? __lock_is_held+0xb5/0x140
[  295.789766]  ? __lock_is_held+0xb5/0x140
[  295.793849]  ? find_held_lock+0x36/0x1c0
[  295.797917]  ? ___might_sleep+0x1ed/0x300
[  295.802068]  ? lock_release+0x970/0x970
[  295.806044]  ? arch_local_save_flags+0x40/0x40
[  295.810644]  ? __might_sleep+0x95/0x190
[  295.814625]  __alloc_pages_nodemask+0xa80/0xde0
[  295.819305]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.824325]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.830123]  ? kasan_check_read+0x11/0x20
[  295.834276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.839576]  ? graph_lock+0x170/0x170
[  295.843382]  ? print_usage_bug+0xc0/0xc0
[  295.847449]  ? graph_lock+0x170/0x170
[  295.851251]  ? graph_lock+0x170/0x170
[  295.855052]  ? __do_page_cache_readahead+0x7ce/0x980
[  295.860165]  ? find_held_lock+0x36/0x1c0
[  295.864233]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  295.869788]  alloc_pages_current+0x10c/0x210
[  295.874221]  ? lock_downgrade+0x900/0x900
[  295.878376]  __page_cache_alloc+0x38f/0x5b0
[  295.882702]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.888503]  ? kasan_check_read+0x11/0x20
[  295.892654]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.897940]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  295.902613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.908156]  ? check_preemption_disabled+0x48/0x200
[  295.913183]  filemap_fault+0x1594/0x25f0
[  295.917260]  ? __lock_page_or_retry+0xa00/0xa00
[  295.921946]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.927743]  ? kasan_check_read+0x11/0x20
[  295.931923]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.937206]  ? rcu_bh_qs+0xc0/0xc0
[  295.940762]  ? filemap_map_pages+0xdea/0x1980
[  295.945278]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  295.950392]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  295.955670]  ? debug_object_free+0x325/0x690
[  295.960085]  ? find_get_pages_range_tag+0x1320/0x1320
[  295.965282]  ? graph_lock+0x170/0x170
[  295.969096]  ? kasan_check_read+0x11/0x20
[  295.973247]  ? debug_object_destroy+0x2b0/0x2b0
[  295.977928]  ? lock_acquire+0x1ed/0x520
[  295.981910]  ? ext4_filemap_fault+0x7a/0xad
[  295.986243]  ? lock_release+0x970/0x970
[  295.990219]  ? arch_local_save_flags+0x40/0x40
[  295.994822]  ? futex_wait_setup+0x3e0/0x3e0
[  295.999166]  ? down_read+0xb0/0x1d0
[  296.002803]  ? ext4_filemap_fault+0x7a/0xad
[  296.007130]  ? __down_interruptible+0x700/0x700
[  296.011831]  ext4_filemap_fault+0x82/0xad
[  296.015989]  __do_fault+0x100/0x6b0
[  296.019628]  ? print_bad_pte+0x6c0/0x6c0
[  296.023691]  ? do_futex+0x249/0x26d0
[  296.027409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.032950]  ? pmd_val+0x88/0x100
[  296.036405]  ? add_mm_counter_fast+0xd0/0xd0
[  296.040824]  ? pmd_val+0x88/0x100
[  296.044281]  ? add_mm_counter_fast+0xd0/0xd0
[  296.048697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.054242]  __handle_mm_fault+0x3709/0x53e0
[  296.058651]  ? perf_trace_lock+0x14d/0x7a0
[  296.062897]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  296.067743]  ? graph_lock+0x170/0x170
[  296.071549]  ? print_usage_bug+0xc0/0xc0
[  296.075620]  ? retint_kernel+0x2d/0x2d
[  296.079510]  ? graph_lock+0x170/0x170
[  296.083312]  ? graph_lock+0x170/0x170
[  296.087158]  ? handle_mm_fault+0x42a/0xc70
[  296.091398]  ? lock_downgrade+0x900/0x900
[  296.095563]  ? check_preemption_disabled+0x48/0x200
[  296.100596]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.106403]  ? kasan_check_read+0x11/0x20
[  296.110554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.115840]  ? rcu_bh_qs+0xc0/0xc0
[  296.119382]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.124837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.130378]  ? check_preemption_disabled+0x48/0x200
[  296.135410]  handle_mm_fault+0x54f/0xc70
[  296.139478]  ? __handle_mm_fault+0x53e0/0x53e0
[  296.144071]  ? find_vma+0x34/0x190
[  296.147622]  __do_page_fault+0x67d/0xed0
[  296.151694]  ? mm_fault_error+0x380/0x380
[  296.155844]  ? trace_hardirqs_off+0xb8/0x300
[  296.160255]  ? trace_hardirqs_on+0x310/0x310
[  296.164669]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.170036]  ? trace_hardirqs_on+0x310/0x310
[  296.174454]  do_page_fault+0xf2/0x7e0
[  296.178281]  ? vmalloc_sync_all+0x30/0x30
[  296.182432]  ? error_entry+0x70/0xd0
[  296.186151]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.191168]  ? trace_hardirqs_on_caller+0xc0/0x300
[  296.196103]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.201035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.205880]  ? trace_hardirqs_off+0x300/0x300
[  296.210379]  ? trace_hardirqs_off_caller+0x300/0x300
[  296.215490]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.220511]  ? page_fault+0x8/0x30
[  296.224161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.229012]  ? page_fault+0x8/0x30
[  296.232554]  page_fault+0x1e/0x30
[  296.236013] RIP: 0033:0x40f9c0
[  296.239213] Code: Bad RIP value.
[  296.242588] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  296.247958] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  296.255225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  296.262495] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  296.269763] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  296.277038] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  296.284357] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  296.284362] warn_alloc_show_mem: 1 callbacks suppressed
[  296.284370] Mem-Info:
[  296.291649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.297017] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  296.297017]  active_file:18 inactive_file:16 isolated_file:0
[  296.297017]  unevictable:0 dirty:0 writeback:0 unstable:0
[  296.297017]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  296.297017]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  296.297017]  free:13723 free_pcp:140 free_cma:0
[  296.299389] Call Trace:
[  296.308794] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.341830]  <IRQ>
[  296.344403] Node 0 
[  296.372253]  dump_stack+0x1c4/0x2b4
[  296.374419] 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
[  296.376645]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.380236] lowmem_reserve[]:
[  296.405749]  warn_alloc.cold.118+0xb7/0x1bd
[  296.410899]  0 2817
[  296.414016]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.418308]  6321
[  296.420540]  ? lock_downgrade+0x900/0x900
[  296.425349]  6321
[  296.427427]  ? trace_hardirqs_off+0xb8/0x300
[  296.432043] Node 0 
[  296.434115]  ? trace_hardirqs_off+0xb8/0x300
[  296.438523] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  296.440737]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.445107] lowmem_reserve[]: 0
[  296.471861]  ? warn_alloc+0x120/0x120
[  296.476657]  0
[  296.479955]  ? warn_alloc+0x120/0x120
[  296.483728]  3503
[  296.485527]  ? print_usage_bug+0xc0/0xc0
[  296.489299]  3503
[  296.491356]  ? warn_alloc+0x120/0x120
[  296.495412] Node 0 
[  296.497471]  ? print_usage_bug+0xc0/0xc0
[  296.501273] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  296.503482]  ? __lock_acquire+0x7ec/0x4ec0
[  296.507516] lowmem_reserve[]: 0
[  296.535907]  ? __lock_acquire+0x7ec/0x4ec0
[  296.540121]  0
[  296.543402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.547607]  0
[  296.549406]  ? should_fail+0x22d/0xd01
[  296.554917]  0
[  296.556714]  ? __lock_acquire+0x7ec/0x4ec0
[  296.560599] Node 0 
[  296.562402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.566604] DMA: 1*4kB 
[  296.568849]  ? __lock_acquire+0x7ec/0x4ec0
[  296.573926] (U) 
[  296.576509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.580717] 0*8kB 
[  296.582686]  ? __lock_acquire+0x7ec/0x4ec0
[  296.587765] 0*16kB 
[  296.589908]  ? should_fail+0x22d/0xd01
[  296.594120] 1*32kB 
[  296.596355]  ? mark_held_locks+0x130/0x130
[  296.600212] (U) 
[  296.602450]  ? mark_held_locks+0x130/0x130
[  296.606664] 2*64kB 
[  296.608638]  ? graph_lock+0x170/0x170
[  296.612843] (U) 
[  296.615082]  ? print_usage_bug+0xc0/0xc0
[  296.618858] 1*128kB (U) 
[  296.620844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.624879] 1*256kB 
[  296.627543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.633057] (U) 
[  296.635384]  ? check_preemption_disabled+0x48/0x200
[  296.640896] 0*512kB 
[  296.642871]  ? check_preemption_disabled+0x48/0x200
[  296.647864] 1*1024kB 
[  296.650189]  ? __lock_is_held+0xb5/0x140
[  296.655172] (U) 1*2048kB 
[  296.657608]  __alloc_pages_nodemask+0xa80/0xde0
[  296.661640] (M) 
[  296.664397]  ? graph_lock+0x170/0x170
[  296.669043] 3*4096kB 
[  296.671019]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.674821] (M) 
[  296.677226]  ? graph_lock+0x170/0x170
[  296.682213] = 15908kB
[  296.682221] Node 0 
[  296.684204]  ? find_held_lock+0x36/0x1c0
[  296.687970] DMA32: 3*4kB 
[  296.690398]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.692595] (UM) 0*8kB 
[  296.696658]  ? lock_downgrade+0x900/0x900
[  296.699392] 3*16kB 
[  296.704066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.706617] (M) 
[  296.710763]  cache_grow_begin+0x91/0x8c0
[  296.712976] 2*32kB 
[  296.718509]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.720461] (UM) 
[  296.724520]  fallback_alloc+0x203/0x2e0
[  296.726727] 2*64kB (M) 
[  296.731144]  ____cache_alloc_node+0x1c7/0x1e0
[  296.733179] 3*128kB 
[  296.737152]  kmem_cache_alloc_node+0xe3/0x730
[  296.739711] (M) 
[  296.744208]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.746505] 2*256kB 
[  296.751002]  __alloc_skb+0x119/0x770
[  296.752947] (M) 
[  296.757198]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.759491] 3*512kB (M) 
[  296.763208]  ? skb_scrub_packet+0x490/0x490
[  296.765160] 4*1024kB 
[  296.770431]  ? lock_downgrade+0x900/0x900
[  296.773081] (UM) 
[  296.777406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.779790] 3*2048kB 
[  296.783943]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.785978] (UM) 
[  296.791514]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.793903] 3*4096kB 
[  296.799350]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.801390] (M) 
[  296.806868]  ndisc_alloc_skb+0x144/0x340
[  296.809234] = 25212kB
[  296.813637]  ndisc_send_rs+0x331/0x6e0
[  296.815590] Node 0 
[  296.819647]  addrconf_rs_timer+0x3c0/0x6f0
[  296.822029] Normal: 
[  296.825922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.828133] 1019*4kB 
[  296.832383]  call_timer_fn+0x272/0x920
[  296.834702] (MEH) 
[  296.838933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.841319] 374*8kB 
[  296.845205]  ? process_timeout+0x40/0x40
[  296.847330] (UMEH) 
[  296.851564]  ? find_held_lock+0x36/0x1c0
[  296.853870] 169*16kB 
[  296.857929]  ? __run_timers+0x7da/0xc70
[  296.860141] (UMEH) 
[  296.864202]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.866584] 71*32kB (UMH) 
[  296.870560]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.872778] 17*64kB 
[  296.877272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.880093] (UMH) 
[  296.884585]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.886886] 3*128kB 
[  296.891118]  ? trace_hardirqs_on+0xbd/0x310
[  296.893241] (H) 
[  296.897826]  ? kasan_check_read+0x11/0x20
[  296.900122] 1*256kB (H) 
[  296.904450]  ? __run_timers+0x7da/0xc70
[  296.906402] 0*512kB 
[  296.910542]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.913188] 0*1024kB 
[  296.917164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.919455] 0*2048kB 
[  296.924900]  __run_timers+0x7e5/0xc70
[  296.927285] 0*4096kB 
[  296.931524]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.933902] = 13772kB
[  296.937783]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.940176] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.945546]  ? graph_lock+0x170/0x170
[  296.947948] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.952952]  ? enqueue_hrtimer+0x1a5/0x560
[  296.961768] 4154 total pagecache pages
[  296.965564]  ? lock_release+0x970/0x970
[  296.974128] 0 pages in swap cache
[  296.978343]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.982213] Swap cache stats: add 0, delete 0, find 0/0
[  296.986183]  ? find_held_lock+0x36/0x1c0
[  296.989607] Free swap  = 0kB
[  296.994793]  ? graph_lock+0x170/0x170
[  297.000144] Total swap = 0kB
[  297.004201]  ? pvclock_read_flags+0x160/0x160
[  297.007197] 1965979 pages RAM
[  297.010992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.013983] 0 pages HighMem/MovableOnly
[  297.018478]  ? check_preemption_disabled+0x48/0x200
[  297.021554] 342744 pages reserved
[  297.027098]  ? __lock_is_held+0xb5/0x140
[  297.031043] 0 pages cma reserved
[  297.036057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.039570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.043542]  ? check_preemption_disabled+0x48/0x200
[  297.046990] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.052430]  run_timer_softirq+0x52/0xb0
[  297.058895] syz-fuzzer cpuset=
[  297.063905]  ? rcu_read_lock_sched_held+0x108/0x120
[  297.074101] /
[  297.078162]  __do_softirq+0x30b/0xad8
[  297.081351]  mems_allowed=0
[  297.086365]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  297.099855]  ? pvclock_read_flags+0x160/0x160
[  297.104354]  ? lapic_next_event+0x5a/0x90
[  297.108504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.114051]  ? check_preemption_disabled+0x48/0x200
[  297.119081]  ? check_preemption_disabled+0x48/0x200
[  297.124113]  ? kvm_clock_read+0x18/0x30
[  297.128098]  ? kvm_sched_clock_read+0x9/0x20
[  297.132509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.138050]  ? check_preemption_disabled+0x48/0x200
[  297.143094]  irq_exit+0x17f/0x1c0
[  297.146558]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.151403]  ? smp_reschedule_interrupt+0x109/0x650
[  297.156423]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.162310]  ? interrupt_entry+0xb5/0xf0
[  297.166377]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.171395]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.176415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.181258]  ? trace_hardirqs_off+0x300/0x300
[  297.185751]  ? trace_hardirqs_off+0x300/0x300
[  297.190251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.195795]  ? check_preemption_disabled+0x48/0x200
[  297.200847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.206402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.211281]  apic_timer_interrupt+0xf/0x20
[  297.215510]  </IRQ>
[  297.217755] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  297.222688] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  297.241593] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  297.249303] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  297.256571] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  297.263839] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  297.271106] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  297.278375] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  297.285722]  skb_clone+0x1bb/0x500
[  297.289268]  ? finish_task_switch+0x2f5/0x900
[  297.293767]  ? skb_split+0x11e0/0x11e0
[  297.297666]  ? preempt_notifier_register+0x200/0x200
[  297.303012]  ? __switch_to_asm+0x34/0x70
[  297.307080]  ? __switch_to_asm+0x34/0x70
[  297.311142]  ? __switch_to_asm+0x40/0x70
[  297.315206]  ? __switch_to_asm+0x34/0x70
[  297.319268]  ? __switch_to_asm+0x40/0x70
[  297.323328]  ? __switch_to_asm+0x34/0x70
[  297.327393]  ? __switch_to_asm+0x40/0x70
[  297.331464]  ? __switch_to_asm+0x34/0x70
[  297.335526]  ? __switch_to_asm+0x34/0x70
[  297.339588]  ? __switch_to_asm+0x40/0x70
[  297.343659]  ? __switch_to_asm+0x34/0x70
[  297.347737]  bpf_clone_redirect+0xb9/0x490
[  297.351981]  ? __schedule+0x874/0x1ed0
[  297.355880]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  297.360918]  ? __sched_text_start+0x8/0x8
[  297.365079]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.369857]  ? find_held_lock+0x36/0x1c0
[  297.373931]  ? lock_acquire+0x1ed/0x520
[  297.377914]  ? bpf_test_run+0x32e/0x5a0
[  297.381899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.387448]  ? check_preemption_disabled+0x48/0x200
[  297.392477]  ? kasan_check_read+0x11/0x20
[  297.396633]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.401919]  ? rcu_bh_qs+0xc0/0xc0
[  297.405467]  ? preempt_schedule+0x4d/0x60
[  297.409619]  ? ___preempt_schedule+0x16/0x18
[  297.414040]  ? bpf_test_run+0x1c0/0x5a0
[  297.418036]  ? netlink_diag_dump+0x2a0/0x2a0
[  297.422456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.427996]  ? bpf_test_init.isra.9+0x70/0x100
[  297.432824]  ? bpf_prog_test_run_skb+0x634/0xb40
[  297.437594]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.442440]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.447984]  ? fput+0x130/0x1a0
[  297.451269]  ? __bpf_prog_get+0x9b/0x290
[  297.455338]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.460185]  ? bpf_prog_test_run+0x130/0x1a0
[  297.464607]  ? __x64_sys_bpf+0x3d8/0x510
[  297.468669]  ? bpf_prog_get+0x20/0x20
[  297.472484]  ? ksys_ioctl+0x81/0xd0
[  297.476123]  ? do_syscall_64+0x1b9/0x820
[  297.480187]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  297.485554]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.490491]  ? trace_hardirqs_off+0x300/0x300
[  297.494989]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  297.500009]  ? recalc_sigpending_tsk+0x180/0x180
[  297.504775]  ? kasan_check_write+0x14/0x20
[  297.509032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.513895]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.519284] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  297.519373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.526216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.526225] Call Trace:
[  297.532856] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.542050]  <IRQ>
[  297.544651] syz-executor7 cpuset=
[  297.555132]  dump_stack+0x1c4/0x2b4
[  297.557266] syz7
[  297.560712]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.564317]  mems_allowed=0
[  297.566299]  warn_alloc.cold.118+0xb7/0x1bd
[  297.578684]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.583539]  ? lock_downgrade+0x900/0x900
[  297.587705]  ? trace_hardirqs_off+0xb8/0x300
[  297.592125]  ? trace_hardirqs_off+0xb8/0x300
[  297.596547]  __alloc_pages_slowpath+0x2667/0x2d80
[  297.601429]  ? warn_alloc+0x120/0x120
[  297.605238]  ? trace_hardirqs_on+0x310/0x310
[  297.609668]  ? warn_alloc+0x120/0x120
[  297.613474]  ? print_usage_bug+0xc0/0xc0
[  297.617537]  ? warn_alloc+0x120/0x120
[  297.621345]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  297.626362]  ? print_usage_bug+0xc0/0xc0
[  297.630428]  ? __lock_acquire+0x7ec/0x4ec0
[  297.634671]  ? __lock_acquire+0x7ec/0x4ec0
[  297.638914]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.644457]  ? should_fail+0x22d/0xd01
[  297.648354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.653462]  ? __lock_acquire+0x7ec/0x4ec0
[  297.657702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.662811]  ? __lock_acquire+0x7ec/0x4ec0
[  297.667046]  ? should_fail+0x22d/0xd01
[  297.670934]  ? print_usage_bug+0xc0/0xc0
[  297.675005]  ? mark_held_locks+0x130/0x130
[  297.679249]  ? mark_held_locks+0x130/0x130
[  297.683493]  ? graph_lock+0x170/0x170
[  297.687297]  ? print_usage_bug+0xc0/0xc0
[  297.691362]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.696124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.701668]  ? check_preemption_disabled+0x48/0x200
[  297.706704]  ? check_preemption_disabled+0x48/0x200
[  297.711731]  ? __lock_is_held+0xb5/0x140
[  297.715810]  __alloc_pages_nodemask+0xa80/0xde0
[  297.720483]  ? graph_lock+0x170/0x170
[  297.724289]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.729307]  ? graph_lock+0x170/0x170
[  297.733119]  ? find_held_lock+0x36/0x1c0
[  297.737192]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.741866]  ? lock_downgrade+0x900/0x900
[  297.746023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.751573]  cache_grow_begin+0x91/0x8c0
[  297.755638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  297.760058]  fallback_alloc+0x203/0x2e0
[  297.764043]  ____cache_alloc_node+0x1c7/0x1e0
[  297.768548]  kmem_cache_alloc_node+0xe3/0x730
[  297.773054]  ? ipv6_get_ifaddr+0x42e/0x620
[  297.777303]  __alloc_skb+0x119/0x770
[  297.781020]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.786306]  ? skb_scrub_packet+0x490/0x490
[  297.790631]  ? lock_downgrade+0x900/0x900
[  297.794792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.800347]  ? refcount_sub_and_test_checked+0x203/0x310
[  297.805814]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  297.811271]  ? addrconf_rs_timer+0x6f0/0x6f0
[  297.815699]  ndisc_alloc_skb+0x144/0x340
[  297.819768]  ndisc_send_rs+0x331/0x6e0
[  297.823694]  addrconf_rs_timer+0x3c0/0x6f0
[  297.827938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.832194]  call_timer_fn+0x272/0x920
[  297.836084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.840342]  ? process_timeout+0x40/0x40
[  297.844405]  ? find_held_lock+0x36/0x1c0
[  297.848478]  ? mark_held_locks+0xc7/0x130
[  297.852634]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.857134]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.861629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.865866]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  297.870472]  ? trace_hardirqs_on+0xbd/0x310
[  297.874825]  ? kasan_check_read+0x11/0x20
[  297.878976]  ? __run_timers+0x7da/0xc70
[  297.882958]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.888423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.892666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.896903]  __run_timers+0x7e5/0xc70
[  297.900719]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.906091]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.911109]  ? graph_lock+0x170/0x170
[  297.914915]  ? print_usage_bug+0xc0/0xc0
[  297.918977]  ? lock_release+0x970/0x970
[  297.922960]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.928158]  ? find_held_lock+0x36/0x1c0
[  297.932227]  ? graph_lock+0x170/0x170
[  297.936034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.941582]  ? check_preemption_disabled+0x48/0x200
[  297.946617]  ? __lock_is_held+0xb5/0x140
[  297.950680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.956221]  ? check_preemption_disabled+0x48/0x200
[  297.961247]  run_timer_softirq+0x52/0xb0
[  297.965310]  ? rcu_read_lock_sched_held+0x108/0x120
[  297.970332]  __do_softirq+0x30b/0xad8
[  297.974186]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  297.979302]  ? pvclock_read_flags+0x160/0x160
[  297.983813]  ? lapic_next_event+0x5a/0x90
[  297.987967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.993511]  ? check_preemption_disabled+0x48/0x200
[  297.998529]  ? check_preemption_disabled+0x48/0x200
[  298.003566]  ? kvm_clock_read+0x18/0x30
[  298.007543]  ? kvm_sched_clock_read+0x9/0x20
[  298.011966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.017506]  ? check_preemption_disabled+0x48/0x200
[  298.022540]  irq_exit+0x17f/0x1c0
[  298.026012]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.030873]  ? smp_reschedule_interrupt+0x109/0x650
[  298.035897]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.041783]  ? interrupt_entry+0xb5/0xf0
[  298.045860]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.050879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.055905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.060755]  ? trace_hardirqs_off+0x300/0x300
[  298.065251]  ? trace_hardirqs_off+0x300/0x300
[  298.069751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.075296]  ? check_preemption_disabled+0x48/0x200
[  298.080311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.085859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.090715]  apic_timer_interrupt+0xf/0x20
[  298.094944]  </IRQ>
[  298.097187] RIP: 0010:console_unlock+0x1017/0x11a0
[  298.102119] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  298.121020] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  298.128733] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  298.136004] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  298.143270] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  298.150538] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  298.157817] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  298.165109]  ? netconsole_netdev_event+0x280/0x280
[  298.170050]  ? console_unlock+0x100e/0x11a0
[  298.174393]  ? devkmsg_read+0xbb0/0xbb0
[  298.178369]  ? vprintk_emit+0x7f7/0x930
[  298.182351]  ? lock_release+0x970/0x970
[  298.186329]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.191784]  ? vprintk_default+0x28/0x30
[  298.195857]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.201315]  ? kasan_check_write+0x14/0x20
[  298.205555]  ? do_raw_spin_lock+0xc1/0x200
[  298.209831]  vprintk_emit+0x33d/0x930
[  298.213654]  ? wake_up_klogd+0x180/0x180
[  298.217717]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.222306]  ? retint_kernel+0x2d/0x2d
[  298.226199]  ? find_held_lock+0x36/0x1c0
[  298.230269]  ? mark_held_locks+0xc7/0x130
[  298.234420]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.238919]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.243422]  vprintk_default+0x28/0x30
[  298.247318]  vprintk_func+0x7e/0x181
[  298.251036]  printk+0xa7/0xcf
[  298.254149]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  298.258911]  ? _raw_spin_unlock_irq+0x60/0x80
[  298.263428]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  298.268719]  dump_header+0x7cc/0xf72
[  298.272446]  ? pagefault_out_of_memory+0x197/0x197
[  298.277385]  ? mark_held_locks+0x130/0x130
[  298.281623]  ? __lock_acquire+0x7ec/0x4ec0
[  298.285866]  ? mem_cgroup_charge_statistics+0x780/0x780
[  298.291245]  ? print_usage_bug+0xc0/0xc0
[  298.295306]  ? print_usage_bug+0xc0/0xc0
[  298.299380]  ? graph_lock+0x170/0x170
[  298.303182]  ? graph_lock+0x170/0x170
[  298.306984]  ? print_usage_bug+0xc0/0xc0
[  298.311061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.316635]  ? find_held_lock+0x36/0x1c0
[  298.320723]  ? mark_held_locks+0xc7/0x130
[  298.324893]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.330038]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.335148]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.339734]  ? trace_hardirqs_on+0xbd/0x310
[  298.344059]  ? kasan_check_read+0x11/0x20
[  298.348215]  ? ___ratelimit+0x36f/0x655
[  298.352194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.357649]  ? trace_hardirqs_on+0x310/0x310
[  298.362058]  ? lock_downgrade+0x900/0x900
[  298.366215]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.371321]  ? ___ratelimit+0xaa/0x655
[  298.375214]  ? idr_get_free+0xec0/0xec0
[  298.379193]  ? kasan_check_write+0x14/0x20
[  298.383430]  ? do_raw_spin_lock+0xc1/0x200
[  298.387681]  oom_kill_process.cold.27+0x10/0x903
[  298.392440]  ? graph_lock+0x170/0x170
[  298.396240]  ? _raw_spin_unlock+0x2c/0x50
[  298.400391]  ? oom_badness+0xe6/0xaa0
[  298.404204]  ? oom_evaluate_task+0x540/0x540
[  298.408617]  ? find_held_lock+0x36/0x1c0
[  298.412691]  ? out_of_memory+0x974/0x14c0
[  298.416843]  ? lock_downgrade+0x900/0x900
[  298.420994]  ? check_preemption_disabled+0x48/0x200
[  298.426021]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.431826]  ? kasan_check_read+0x11/0x20
[  298.435976]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.441255]  ? rcu_bh_qs+0xc0/0xc0
[  298.444813]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.449833]  ? oom_evaluate_task+0x302/0x540
[  298.454271]  out_of_memory+0xa86/0x14c0
[  298.458271]  ? oom_killer_disable+0x3a0/0x3a0
[  298.462771]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  298.467716]  ? __mutex_add_waiter+0x2a0/0x2a0
[  298.472227]  __alloc_pages_slowpath+0x2318/0x2d80
[  298.477102]  ? warn_alloc+0x120/0x120
[  298.480920]  ? find_get_entry+0x2f2/0xc40
[  298.485080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.490622]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  298.495552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.501101]  ? should_fail+0x22d/0xd01
[  298.504996]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.510100]  ? __lock_is_held+0xb5/0x140
[  298.514189]  ? __lock_is_held+0xb5/0x140
[  298.518262]  ? find_held_lock+0x36/0x1c0
[  298.523022]  ? ___might_sleep+0x1ed/0x300
[  298.527169]  ? lock_release+0x970/0x970
[  298.531148]  ? arch_local_save_flags+0x40/0x40
[  298.535744]  ? __might_sleep+0x95/0x190
[  298.539727]  __alloc_pages_nodemask+0xa80/0xde0
[  298.544408]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.549430]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.555232]  ? kasan_check_read+0x11/0x20
[  298.559392]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.564677]  ? graph_lock+0x170/0x170
[  298.568482]  ? print_usage_bug+0xc0/0xc0
[  298.572546]  ? graph_lock+0x170/0x170
[  298.576353]  ? graph_lock+0x170/0x170
[  298.580157]  ? __do_page_cache_readahead+0x7ce/0x980
[  298.585268]  ? find_held_lock+0x36/0x1c0
[  298.589343]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  298.594890]  alloc_pages_current+0x10c/0x210
[  298.599301]  ? lock_downgrade+0x900/0x900
[  298.603467]  __page_cache_alloc+0x38f/0x5b0
[  298.607789]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.613603]  ? kasan_check_read+0x11/0x20
[  298.617753]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.623033]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  298.627705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.633250]  ? check_preemption_disabled+0x48/0x200
[  298.638282]  filemap_fault+0x1594/0x25f0
[  298.642361]  ? __lock_page_or_retry+0xa00/0xa00
[  298.647031]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.652835]  ? kasan_check_read+0x11/0x20
[  298.656988]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.662267]  ? rcu_bh_qs+0xc0/0xc0
[  298.665848]  ? filemap_map_pages+0xdea/0x1980
[  298.670356]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.675470]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  298.680744]  ? debug_object_free+0x325/0x690
[  298.685161]  ? find_get_pages_range_tag+0x1320/0x1320
[  298.690365]  ? graph_lock+0x170/0x170
[  298.694178]  ? kasan_check_read+0x11/0x20
[  298.698329]  ? debug_object_destroy+0x2b0/0x2b0
[  298.703013]  ? lock_acquire+0x1ed/0x520
[  298.706990]  ? ext4_filemap_fault+0x7a/0xad
[  298.711324]  ? lock_release+0x970/0x970
[  298.715306]  ? arch_local_save_flags+0x40/0x40
[  298.719896]  ? futex_wait_setup+0x3e0/0x3e0
[  298.724235]  ? down_read+0xb0/0x1d0
[  298.727861]  ? ext4_filemap_fault+0x7a/0xad
[  298.732187]  ? __down_interruptible+0x700/0x700
[  298.736877]  ext4_filemap_fault+0x82/0xad
[  298.741031]  __do_fault+0x100/0x6b0
[  298.744663]  ? print_bad_pte+0x6c0/0x6c0
[  298.748740]  ? do_futex+0x249/0x26d0
[  298.752458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.758002]  ? pmd_val+0x88/0x100
[  298.761456]  ? add_mm_counter_fast+0xd0/0xd0
[  298.765868]  ? pmd_val+0x88/0x100
[  298.769325]  ? add_mm_counter_fast+0xd0/0xd0
[  298.773741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.779286]  __handle_mm_fault+0x3709/0x53e0
[  298.783693]  ? perf_trace_lock+0x14d/0x7a0
[  298.787944]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  298.792787]  ? graph_lock+0x170/0x170
[  298.796596]  ? print_usage_bug+0xc0/0xc0
[  298.800673]  ? retint_kernel+0x2d/0x2d
[  298.804592]  ? graph_lock+0x170/0x170
[  298.808399]  ? graph_lock+0x170/0x170
[  298.812223]  ? handle_mm_fault+0x42a/0xc70
[  298.816459]  ? lock_downgrade+0x900/0x900
[  298.820624]  ? check_preemption_disabled+0x48/0x200
[  298.825654]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.831454]  ? kasan_check_read+0x11/0x20
[  298.835604]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.840888]  ? rcu_bh_qs+0xc0/0xc0
[  298.844432]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.849889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.855429]  ? check_preemption_disabled+0x48/0x200
[  298.860460]  handle_mm_fault+0x54f/0xc70
[  298.864529]  ? __handle_mm_fault+0x53e0/0x53e0
[  298.869120]  ? find_vma+0x34/0x190
[  298.872669]  __do_page_fault+0x67d/0xed0
[  298.876745]  ? mm_fault_error+0x380/0x380
[  298.880912]  ? trace_hardirqs_off+0xb8/0x300
[  298.885324]  ? trace_hardirqs_on+0x310/0x310
[  298.889739]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  298.895103]  ? trace_hardirqs_on+0x310/0x310
[  298.899518]  do_page_fault+0xf2/0x7e0
[  298.903328]  ? vmalloc_sync_all+0x30/0x30
[  298.907479]  ? error_entry+0x70/0xd0
[  298.911198]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.916218]  ? trace_hardirqs_on_caller+0xc0/0x300
[  298.921153]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.926085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.930933]  ? trace_hardirqs_off+0x300/0x300
[  298.935429]  ? trace_hardirqs_off_caller+0x300/0x300
[  298.940540]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.945592]  ? page_fault+0x8/0x30
[  298.949136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.953983]  ? page_fault+0x8/0x30
[  298.957537]  page_fault+0x1e/0x30
[  298.960995] RIP: 0033:0x40f9c0
[  298.964198] Code: Bad RIP value.
[  298.967565] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  298.972951] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  298.980221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  298.987490] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  298.994755] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  299.002020] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  299.009323] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  299.009329] warn_alloc_show_mem: 1 callbacks suppressed
[  299.009336] Mem-Info:
[  299.016609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.016617] Call Trace:
[  299.022007] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  299.022007]  active_file:18 inactive_file:16 isolated_file:0
[  299.022007]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.022007]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  299.022007]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  299.022007]  free:13723 free_pcp:140 free_cma:0
[  299.024379]  <IRQ>
[  299.033743] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.036327]  dump_stack+0x1c4/0x2b4
[  299.069361] Node 0 
[  299.071516]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.099372] 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
[  299.102985]  warn_alloc.cold.118+0xb7/0x1bd
[  299.105184] lowmem_reserve[]:
[  299.110370]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.135842]  0 2817
[  299.140174]  ? lock_downgrade+0x900/0x900
[  299.143251]  6321
[  299.148099]  ? trace_hardirqs_off+0xb8/0x300
[  299.150309]  6321
[  299.154453]  ? trace_hardirqs_off+0xb8/0x300
[  299.160909]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.162946] Node 0 
[  299.167372]  ? warn_alloc+0x120/0x120
[  299.172188] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  299.174393]  ? trace_hardirqs_on+0x310/0x310
[  299.178168] lowmem_reserve[]:
[  299.204887]  ? warn_alloc+0x120/0x120
[  299.209269]  0
[  299.212371]  ? print_usage_bug+0xc0/0xc0
[  299.216139]  0 3503
[  299.217992]  ? warn_alloc+0x120/0x120
[  299.222033]  3503
[  299.224268]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.230109]  ? print_usage_bug+0xc0/0xc0
[  299.235120] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  299.239209]  ? __lock_acquire+0x7ec/0x4ec0
[  299.239225]  ? __lock_acquire+0x7ec/0x4ec0
[  299.268188] lowmem_reserve[]: 0
[  299.272436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.276645]  0
[  299.279924]  ? should_fail+0x22d/0xd01
[  299.285447]  0
[  299.287249]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.291113]  0
[  299.292914]  ? __lock_acquire+0x7ec/0x4ec0
[  299.300306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.304519] Node 0 
[  299.309609]  ? __lock_acquire+0x7ec/0x4ec0
[  299.309619] DMA: 
[  299.311865]  ? should_fail+0x22d/0xd01
[  299.316085] 1*4kB 
[  299.318142]  ? print_usage_bug+0xc0/0xc0
[  299.322005] (U) 
[  299.324154]  ? mark_held_locks+0x130/0x130
[  299.328185] 0*8kB 
[  299.330155]  ? mark_held_locks+0x130/0x130
[  299.334368] 0*16kB 
[  299.336520]  ? graph_lock+0x170/0x170
[  299.340726] 1*32kB 
[  299.342974]  ? print_usage_bug+0xc0/0xc0
[  299.346751] (U) 
[  299.348986]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.353035] 2*64kB (U) 
[  299.355022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.359749] 1*128kB 
[  299.362330]  ? check_preemption_disabled+0x48/0x200
[  299.367834] (U) 1*256kB 
[  299.370166]  ? check_preemption_disabled+0x48/0x200
[  299.375154] (U) 
[  299.377834]  ? __lock_is_held+0xb5/0x140
[  299.382828] 0*512kB 
[  299.384812]  __alloc_pages_nodemask+0xa80/0xde0
[  299.388844] 1*1024kB 
[  299.391160]  ? graph_lock+0x170/0x170
[  299.395813] (U) 
[  299.398224]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.402015] 1*2048kB 
[  299.403980]  ? graph_lock+0x170/0x170
[  299.408975] (M) 
[  299.411387]  ? find_held_lock+0x36/0x1c0
[  299.415155] 3*4096kB (M) 
[  299.417143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.421172] = 15908kB
[  299.421180] Node 0 
[  299.423934]  ? lock_downgrade+0x900/0x900
[  299.428575] DMA32: 3*4kB 
[  299.430997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.433693] (UM) 0*8kB 
[  299.437865]  cache_grow_begin+0x91/0x8c0
[  299.440595] 3*16kB 
[  299.446127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.448685] (M) 
[  299.452743]  fallback_alloc+0x203/0x2e0
[  299.454948] 2*32kB (UM) 
[  299.459554]  ____cache_alloc_node+0x1c7/0x1e0
[  299.461502] 2*64kB (M) 
[  299.465513]  kmem_cache_alloc_node+0xe3/0x730
[  299.468140] 3*128kB 
[  299.472636]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.475199] (M) 
[  299.479709]  __alloc_skb+0x119/0x770
[  299.481993] 2*256kB (M) 
[  299.486239]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.488188] 3*512kB 
[  299.491897]  ? skb_scrub_packet+0x490/0x490
[  299.494538] (M) 4*1024kB 
[  299.499917]  ? lock_downgrade+0x900/0x900
[  299.502210] (UM) 3*2048kB 
[  299.506539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.509266] (UM) 
[  299.513415]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.516227] 3*4096kB (M) 
[  299.521765]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.523829] = 25212kB
[  299.529297]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.532026] Node 0 
[  299.537479]  ndisc_alloc_skb+0x144/0x340
[  299.539855] Normal: 
[  299.544263]  ndisc_send_rs+0x331/0x6e0
[  299.546477] 1019*4kB 
[  299.550532]  addrconf_rs_timer+0x3c0/0x6f0
[  299.552829] (MEH) 
[  299.556713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.559099] 374*8kB 
[  299.563341]  call_timer_fn+0x272/0x920
[  299.565458] (UMEH) 
[  299.569686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.571987] 169*16kB 
[  299.575877]  ? process_timeout+0x40/0x40
[  299.578082] (UMEH) 
[  299.582314]  ? find_held_lock+0x36/0x1c0
[  299.584694] 71*32kB (UMH) 
[  299.588780]  ? __run_timers+0x7da/0xc70
[  299.590987] 17*64kB 
[  299.595043]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.597859] (UMH) 
[  299.601834]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.604136] 3*128kB 
[  299.608626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.610751] (H) 
[  299.615243]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.617542] 1*256kB 
[  299.621774]  ? trace_hardirqs_on+0xbd/0x310
[  299.623723] (H) 
[  299.628302]  ? kasan_check_read+0x11/0x20
[  299.630600] 0*512kB 
[  299.634915]  ? __run_timers+0x7da/0xc70
[  299.636866] 0*1024kB 
[  299.641006]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.643305] 0*2048kB 
[  299.647272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.649658] 0*4096kB 
[  299.655105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.657488] = 13772kB
[  299.661719]  __run_timers+0x7e5/0xc70
[  299.664113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  299.668404]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.670791] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  299.674594]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.683404] 4154 total pagecache pages
[  299.688760]  ? graph_lock+0x170/0x170
[  299.697318] 0 pages in swap cache
[  299.702317]  ? enqueue_hrtimer+0x1a5/0x560
[  299.706187] Swap cache stats: add 0, delete 0, find 0/0
[  299.709979]  ? lock_release+0x970/0x970
[  299.713408] Free swap  = 0kB
[  299.717635]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.722978] Total swap = 0kB
[  299.726948]  ? find_held_lock+0x36/0x1c0
[  299.729939] 1965979 pages RAM
[  299.735124]  ? graph_lock+0x170/0x170
[  299.738164] 0 pages HighMem/MovableOnly
[  299.742219]  ? pvclock_read_flags+0x160/0x160
[  299.745304] 342744 pages reserved
[  299.749099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.753051] 0 pages cma reserved
[  299.757548]  ? check_preemption_disabled+0x48/0x200
[  299.761053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.766508]  ? __lock_is_held+0xb5/0x140
[  299.766525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.766543]  ? check_preemption_disabled+0x48/0x200
[  299.769961] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.774915]  run_timer_softirq+0x52/0xb0
[  299.781381] syz-fuzzer cpuset=
[  299.785441]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.790950] /
[  299.795966]  __do_softirq+0x30b/0xad8
[  299.806166]  mems_allowed=0
[  299.810229]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.831907]  ? pvclock_read_flags+0x160/0x160
[  299.836406]  ? lapic_next_event+0x5a/0x90
[  299.840555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.846099]  ? check_preemption_disabled+0x48/0x200
[  299.851118]  ? check_preemption_disabled+0x48/0x200
[  299.856147]  ? kvm_clock_read+0x18/0x30
[  299.860126]  ? kvm_sched_clock_read+0x9/0x20
[  299.864541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.870088]  ? check_preemption_disabled+0x48/0x200
[  299.875122]  irq_exit+0x17f/0x1c0
[  299.878601]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.883443]  ? smp_reschedule_interrupt+0x109/0x650
[  299.888462]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.894348]  ? interrupt_entry+0xb5/0xf0
[  299.898416]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.903433]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.908452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.913296]  ? trace_hardirqs_off+0x300/0x300
[  299.917788]  ? trace_hardirqs_off+0x300/0x300
[  299.922293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.927838]  ? check_preemption_disabled+0x48/0x200
[  299.932855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.938404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.943262]  apic_timer_interrupt+0xf/0x20
[  299.947494]  </IRQ>
[  299.949741] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  299.954675] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  299.973576] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  299.981289] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.988555] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  299.995830] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  300.003100] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  300.010366] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  300.017690]  skb_clone+0x1bb/0x500
[  300.021234]  ? finish_task_switch+0x2f5/0x900
[  300.025730]  ? skb_split+0x11e0/0x11e0
[  300.029621]  ? preempt_notifier_register+0x200/0x200
[  300.034727]  ? __switch_to_asm+0x34/0x70
[  300.038785]  ? __switch_to_asm+0x34/0x70
[  300.042854]  ? __switch_to_asm+0x40/0x70
[  300.046914]  ? __switch_to_asm+0x34/0x70
[  300.050971]  ? __switch_to_asm+0x40/0x70
[  300.055031]  ? __switch_to_asm+0x34/0x70
[  300.059107]  ? __switch_to_asm+0x40/0x70
[  300.063166]  ? __switch_to_asm+0x34/0x70
[  300.067227]  ? __switch_to_asm+0x34/0x70
[  300.071289]  ? __switch_to_asm+0x40/0x70
[  300.075350]  ? __switch_to_asm+0x34/0x70
[  300.079424]  bpf_clone_redirect+0xb9/0x490
[  300.083684]  ? __schedule+0x874/0x1ed0
[  300.087578]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  300.092605]  ? __sched_text_start+0x8/0x8
[  300.096756]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.101527]  ? find_held_lock+0x36/0x1c0
[  300.105685]  ? lock_acquire+0x1ed/0x520
[  300.109660]  ? bpf_test_run+0x32e/0x5a0
[  300.113648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.119196]  ? check_preemption_disabled+0x48/0x200
[  300.124238]  ? kasan_check_read+0x11/0x20
[  300.128392]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.133677]  ? rcu_bh_qs+0xc0/0xc0
[  300.137221]  ? preempt_schedule+0x4d/0x60
[  300.141370]  ? ___preempt_schedule+0x16/0x18
[  300.145788]  ? bpf_test_run+0x1c0/0x5a0
[  300.149783]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.154204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.159740]  ? bpf_test_init.isra.9+0x70/0x100
[  300.164327]  ? bpf_prog_test_run_skb+0x634/0xb40
[  300.169098]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.173945]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.179490]  ? fput+0x130/0x1a0
[  300.182775]  ? __bpf_prog_get+0x9b/0x290
[  300.186854]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.191700]  ? bpf_prog_test_run+0x130/0x1a0
[  300.196137]  ? __x64_sys_bpf+0x3d8/0x510
[  300.200221]  ? bpf_prog_get+0x20/0x20
[  300.204043]  ? ksys_ioctl+0x81/0xd0
[  300.207690]  ? do_syscall_64+0x1b9/0x820
[  300.211757]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  300.217127]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.222066]  ? trace_hardirqs_off+0x300/0x300
[  300.226565]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.231584]  ? recalc_sigpending_tsk+0x180/0x180
[  300.236346]  ? kasan_check_write+0x14/0x20
[  300.240604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.245463]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.250857] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  300.250949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.257784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.257790] Call Trace:
[  300.257797]  <IRQ>
[  300.257824]  dump_stack+0x1c4/0x2b4
[  300.257844]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.264393] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.273686]  warn_alloc.cold.118+0xb7/0x1bd
[  300.276239] syz-executor7 cpuset=
[  300.278384]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.281985] syz7
[  300.287173]  ? lock_downgrade+0x900/0x900
[  300.297633]  mems_allowed=0
[  300.301953]  ? trace_hardirqs_off+0xb8/0x300
[  300.323619]  ? trace_hardirqs_off+0xb8/0x300
[  300.328039]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.332917]  ? warn_alloc+0x120/0x120
[  300.336727]  ? warn_alloc+0x120/0x120
[  300.340534]  ? print_usage_bug+0xc0/0xc0
[  300.344604]  ? warn_alloc+0x120/0x120
[  300.348411]  ? print_usage_bug+0xc0/0xc0
[  300.352476]  ? __lock_acquire+0x7ec/0x4ec0
[  300.356712]  ? __lock_acquire+0x7ec/0x4ec0
[  300.360956]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.366498]  ? should_fail+0x22d/0xd01
[  300.370395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.375501]  ? __lock_acquire+0x7ec/0x4ec0
[  300.379747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.384855]  ? __lock_acquire+0x7ec/0x4ec0
[  300.389094]  ? should_fail+0x22d/0xd01
[  300.393013]  ? mark_held_locks+0x130/0x130
[  300.397256]  ? mark_held_locks+0x130/0x130
[  300.401493]  ? graph_lock+0x170/0x170
[  300.405295]  ? graph_lock+0x170/0x170
[  300.409100]  ? graph_lock+0x170/0x170
[  300.412901]  ? print_usage_bug+0xc0/0xc0
[  300.416964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.422503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.428044]  ? check_preemption_disabled+0x48/0x200
[  300.433533]  ? check_preemption_disabled+0x48/0x200
[  300.438575]  ? __lock_is_held+0xb5/0x140
[  300.442646]  __alloc_pages_nodemask+0xa80/0xde0
[  300.447319]  ? graph_lock+0x170/0x170
[  300.451126]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.456143]  ? graph_lock+0x170/0x170
[  300.459958]  ? find_held_lock+0x36/0x1c0
[  300.464033]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.468706]  ? lock_downgrade+0x900/0x900
[  300.472871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.478416]  cache_grow_begin+0x91/0x8c0
[  300.482480]  ? do_raw_spin_unlock+0xa7/0x2f0
[  300.486902]  fallback_alloc+0x203/0x2e0
[  300.490889]  ____cache_alloc_node+0x1c7/0x1e0
[  300.495401]  kmem_cache_alloc_node+0xe3/0x730
[  300.499901]  ? ipv6_get_ifaddr+0x42e/0x620
[  300.504239]  __alloc_skb+0x119/0x770
[  300.507958]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.513241]  ? skb_scrub_packet+0x490/0x490
[  300.517570]  ? lock_downgrade+0x900/0x900
[  300.521736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.527307]  ? refcount_sub_and_test_checked+0x203/0x310
[  300.532767]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  300.538232]  ? addrconf_rs_timer+0x6f0/0x6f0
[  300.542657]  ndisc_alloc_skb+0x144/0x340
[  300.546726]  ndisc_send_rs+0x331/0x6e0
[  300.550624]  addrconf_rs_timer+0x3c0/0x6f0
[  300.554868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.559123]  call_timer_fn+0x272/0x920
[  300.563013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.567284]  ? process_timeout+0x40/0x40
[  300.571347]  ? find_held_lock+0x36/0x1c0
[  300.575422]  ? mark_held_locks+0xc7/0x130
[  300.579595]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.584109]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.588611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.592857]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.597445]  ? trace_hardirqs_on+0xbd/0x310
[  300.601770]  ? kasan_check_read+0x11/0x20
[  300.605931]  ? __run_timers+0x7da/0xc70
[  300.609913]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.615374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.619619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.623862]  __run_timers+0x7e5/0xc70
[  300.627682]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.633058]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.638082]  ? graph_lock+0x170/0x170
[  300.641894]  ? print_usage_bug+0xc0/0xc0
[  300.645959]  ? lock_release+0x970/0x970
[  300.649944]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.655161]  ? find_held_lock+0x36/0x1c0
[  300.659232]  ? graph_lock+0x170/0x170
[  300.663043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.668595]  ? check_preemption_disabled+0x48/0x200
[  300.673634]  ? __lock_is_held+0xb5/0x140
[  300.677705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.683253]  ? check_preemption_disabled+0x48/0x200
[  300.688285]  run_timer_softirq+0x52/0xb0
[  300.692351]  ? rcu_read_lock_sched_held+0x108/0x120
[  300.697378]  __do_softirq+0x30b/0xad8
[  300.701204]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  300.706330]  ? pvclock_read_flags+0x160/0x160
[  300.710840]  ? lapic_next_event+0x5a/0x90
[  300.714998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.720544]  ? check_preemption_disabled+0x48/0x200
[  300.725578]  ? check_preemption_disabled+0x48/0x200
[  300.730607]  ? kvm_clock_read+0x18/0x30
[  300.734588]  ? kvm_sched_clock_read+0x9/0x20
[  300.739007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.744556]  ? check_preemption_disabled+0x48/0x200
[  300.749608]  irq_exit+0x17f/0x1c0
[  300.753077]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.757928]  ? smp_reschedule_interrupt+0x109/0x650
[  300.762967]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.768871]  ? interrupt_entry+0xb5/0xf0
[  300.772955]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.777991]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.783028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.787894]  ? trace_hardirqs_off+0x300/0x300
[  300.792408]  ? trace_hardirqs_off+0x300/0x300
[  300.796920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.802469]  ? check_preemption_disabled+0x48/0x200
[  300.807495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.813054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.817915]  apic_timer_interrupt+0xf/0x20
[  300.822163]  </IRQ>
[  300.824412] RIP: 0010:console_unlock+0x1017/0x11a0
[  300.829348] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  300.848267] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  300.855997] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  300.863335] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  300.870622] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  300.877901] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  300.885174] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  300.892468]  ? netconsole_netdev_event+0x280/0x280
[  300.897418]  ? console_unlock+0x100e/0x11a0
[  300.901870]  ? devkmsg_read+0xbb0/0xbb0
[  300.905909]  ? vprintk_emit+0x7f7/0x930
[  300.909899]  ? lock_release+0x970/0x970
[  300.913891]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.919368]  ? vprintk_default+0x28/0x30
[  300.923452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.928934]  ? kasan_check_write+0x14/0x20
[  300.933181]  ? do_raw_spin_lock+0xc1/0x200
[  300.937444]  vprintk_emit+0x33d/0x930
[  300.941270]  ? wake_up_klogd+0x180/0x180
[  300.945352]  ? lockdep_hardirqs_on+0x421/0x5c0
[  300.949943]  ? retint_kernel+0x2d/0x2d
[  300.953852]  ? find_held_lock+0x36/0x1c0
[  300.957931]  ? mark_held_locks+0xc7/0x130
[  300.962087]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.966597]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.971106]  vprintk_default+0x28/0x30
[  300.975007]  vprintk_func+0x7e/0x181
[  300.978741]  printk+0xa7/0xcf
[  300.981864]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  300.986638]  ? _raw_spin_unlock_irq+0x60/0x80
[  300.991169]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  300.996494]  dump_header+0x7cc/0xf72
[  301.000250]  ? pagefault_out_of_memory+0x197/0x197
[  301.005207]  ? mark_held_locks+0x130/0x130
[  301.009452]  ? __lock_acquire+0x7ec/0x4ec0
[  301.013709]  ? mem_cgroup_charge_statistics+0x780/0x780
[  301.019106]  ? print_usage_bug+0xc0/0xc0
[  301.023195]  ? print_usage_bug+0xc0/0xc0
[  301.027277]  ? graph_lock+0x170/0x170
[  301.031081]  ? graph_lock+0x170/0x170
[  301.034896]  ? print_usage_bug+0xc0/0xc0
[  301.038975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.044539]  ? find_held_lock+0x36/0x1c0
[  301.048627]  ? mark_held_locks+0xc7/0x130
[  301.052789]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.057938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.063055]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.067646]  ? trace_hardirqs_on+0xbd/0x310
[  301.071984]  ? kasan_check_read+0x11/0x20
[  301.076160]  ? ___ratelimit+0x36f/0x655
[  301.080147]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.085616]  ? trace_hardirqs_on+0x310/0x310
[  301.090085]  ? lock_downgrade+0x900/0x900
[  301.094265]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.099388]  ? ___ratelimit+0xaa/0x655
[  301.103291]  ? idr_get_free+0xec0/0xec0
[  301.107277]  ? kasan_check_write+0x14/0x20
[  301.111519]  ? do_raw_spin_lock+0xc1/0x200
[  301.115767]  oom_kill_process.cold.27+0x10/0x903
[  301.120539]  ? graph_lock+0x170/0x170
[  301.124356]  ? _raw_spin_unlock+0x2c/0x50
[  301.128518]  ? oom_badness+0xe6/0xaa0
[  301.132334]  ? oom_evaluate_task+0x540/0x540
[  301.136756]  ? find_held_lock+0x36/0x1c0
[  301.140843]  ? out_of_memory+0x974/0x14c0
[  301.145002]  ? lock_downgrade+0x900/0x900
[  301.149164]  ? check_preemption_disabled+0x48/0x200
[  301.154205]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.160018]  ? kasan_check_read+0x11/0x20
[  301.164180]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.169468]  ? rcu_bh_qs+0xc0/0xc0
[  301.173017]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.178042]  ? oom_evaluate_task+0x302/0x540
[  301.182461]  out_of_memory+0xa86/0x14c0
[  301.186451]  ? oom_killer_disable+0x3a0/0x3a0
[  301.190952]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  301.195891]  ? __mutex_add_waiter+0x2a0/0x2a0
[  301.200406]  __alloc_pages_slowpath+0x2318/0x2d80
[  301.205286]  ? warn_alloc+0x120/0x120
[  301.209105]  ? find_get_entry+0x2f2/0xc40
[  301.213274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.218829]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  301.223768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.229324]  ? should_fail+0x22d/0xd01
[  301.233229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.238339]  ? __lock_is_held+0xb5/0x140
[  301.242437]  ? __lock_is_held+0xb5/0x140
[  301.246517]  ? find_held_lock+0x36/0x1c0
[  301.250592]  ? ___might_sleep+0x1ed/0x300
[  301.254745]  ? lock_release+0x970/0x970
[  301.258731]  ? arch_local_save_flags+0x40/0x40
[  301.263330]  ? __might_sleep+0x95/0x190
[  301.267322]  __alloc_pages_nodemask+0xa80/0xde0
[  301.272014]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.277040]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.282850]  ? kasan_check_read+0x11/0x20
[  301.287008]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.292294]  ? graph_lock+0x170/0x170
[  301.296107]  ? print_usage_bug+0xc0/0xc0
[  301.300613]  ? graph_lock+0x170/0x170
[  301.304414]  ? graph_lock+0x170/0x170
[  301.308224]  ? __do_page_cache_readahead+0x7ce/0x980
[  301.313338]  ? find_held_lock+0x36/0x1c0
[  301.317411]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  301.322962]  alloc_pages_current+0x10c/0x210
[  301.327376]  ? lock_downgrade+0x900/0x900
[  301.331536]  __page_cache_alloc+0x38f/0x5b0
[  301.335875]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.341684]  ? kasan_check_read+0x11/0x20
[  301.345847]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.351130]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  301.355814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.361358]  ? check_preemption_disabled+0x48/0x200
[  301.366395]  filemap_fault+0x1594/0x25f0
[  301.370480]  ? __lock_page_or_retry+0xa00/0xa00
[  301.375168]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.380985]  ? kasan_check_read+0x11/0x20
[  301.385159]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.390493]  ? rcu_bh_qs+0xc0/0xc0
[  301.394053]  ? filemap_map_pages+0xdea/0x1980
[  301.398608]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.403730]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  301.409018]  ? debug_object_free+0x325/0x690
[  301.413432]  ? find_get_pages_range_tag+0x1320/0x1320
[  301.418661]  ? graph_lock+0x170/0x170
[  301.422473]  ? kasan_check_read+0x11/0x20
[  301.426621]  ? debug_object_destroy+0x2b0/0x2b0
[  301.431839]  ? lock_acquire+0x1ed/0x520
[  301.435825]  ? ext4_filemap_fault+0x7a/0xad
[  301.440155]  ? lock_release+0x970/0x970
[  301.444133]  ? arch_local_save_flags+0x40/0x40
[  301.448743]  ? futex_wait_setup+0x3e0/0x3e0
[  301.453095]  ? down_read+0xb0/0x1d0
[  301.456757]  ? ext4_filemap_fault+0x7a/0xad
[  301.461079]  ? __down_interruptible+0x700/0x700
[  301.465785]  ext4_filemap_fault+0x82/0xad
[  301.469949]  __do_fault+0x100/0x6b0
[  301.473587]  ? print_bad_pte+0x6c0/0x6c0
[  301.477654]  ? do_futex+0x249/0x26d0
[  301.481369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.486911]  ? pmd_val+0x88/0x100
[  301.490366]  ? add_mm_counter_fast+0xd0/0xd0
[  301.494779]  ? pmd_val+0x88/0x100
[  301.498247]  ? add_mm_counter_fast+0xd0/0xd0
[  301.502661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.508210]  __handle_mm_fault+0x3709/0x53e0
[  301.512625]  ? perf_trace_lock+0x14d/0x7a0
[  301.516958]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  301.521812]  ? graph_lock+0x170/0x170
[  301.525620]  ? print_usage_bug+0xc0/0xc0
[  301.529685]  ? retint_kernel+0x2d/0x2d
[  301.533604]  ? graph_lock+0x170/0x170
[  301.537408]  ? graph_lock+0x170/0x170
[  301.541236]  ? handle_mm_fault+0x42a/0xc70
[  301.545478]  ? lock_downgrade+0x900/0x900
[  301.549629]  ? check_preemption_disabled+0x48/0x200
[  301.554659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.560460]  ? kasan_check_read+0x11/0x20
[  301.564613]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.569902]  ? rcu_bh_qs+0xc0/0xc0
[  301.573447]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.578910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.584454]  ? check_preemption_disabled+0x48/0x200
[  301.589486]  handle_mm_fault+0x54f/0xc70
[  301.593576]  ? __handle_mm_fault+0x53e0/0x53e0
[  301.598166]  ? find_vma+0x34/0x190
[  301.601714]  __do_page_fault+0x67d/0xed0
[  301.605785]  ? mm_fault_error+0x380/0x380
[  301.609941]  ? trace_hardirqs_off+0xb8/0x300
[  301.614350]  ? trace_hardirqs_on+0x310/0x310
[  301.618760]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.624129]  ? trace_hardirqs_on+0x310/0x310
[  301.628545]  do_page_fault+0xf2/0x7e0
[  301.632354]  ? vmalloc_sync_all+0x30/0x30
[  301.636502]  ? error_entry+0x70/0xd0
[  301.640218]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.645235]  ? trace_hardirqs_on_caller+0xc0/0x300
[  301.650179]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.655124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.659969]  ? trace_hardirqs_off+0x300/0x300
[  301.664462]  ? trace_hardirqs_off_caller+0x300/0x300
[  301.669593]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.674625]  ? page_fault+0x8/0x30
[  301.678171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.683021]  ? page_fault+0x8/0x30
[  301.686571]  page_fault+0x1e/0x30
[  301.690025] RIP: 0033:0x40f9c0
[  301.693243] Code: Bad RIP value.
[  301.696604] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  301.701994] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  301.709262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  301.716529] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  301.723809] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  301.731079] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  301.738379] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  301.738385] warn_alloc_show_mem: 1 callbacks suppressed
[  301.738392] Mem-Info:
[  301.745669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.751038] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  301.751038]  active_file:18 inactive_file:16 isolated_file:0
[  301.751038]  unevictable:0 dirty:0 writeback:0 unstable:0
[  301.751038]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  301.751038]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  301.751038]  free:13723 free_pcp:140 free_cma:0
[  301.753409] Call Trace:
[  301.762799] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  301.795830]  <IRQ>
[  301.798406] Node 0 
[  301.826250]  dump_stack+0x1c4/0x2b4
[  301.828401] 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
[  301.830606]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.834207] lowmem_reserve[]:
[  301.859737]  warn_alloc.cold.118+0xb7/0x1bd
[  301.864897]  0
[  301.867998]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.872289]  2817 6321
[  301.874097]  ? lock_downgrade+0x900/0x900
[  301.878914]  6321
[  301.881411]  ? trace_hardirqs_off+0xb8/0x300
[  301.887593]  ? trace_hardirqs_off+0xb8/0x300
[  301.891988] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  301.896417]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.896460]  ? warn_alloc+0x120/0x120
[  301.923736] lowmem_reserve[]:
[  301.928575]  ? warn_alloc+0x120/0x120
[  301.932359]  0
[  301.935462]  ? print_usage_bug+0xc0/0xc0
[  301.939245]  0
[  301.941055]  ? warn_alloc+0x120/0x120
[  301.945087]  3503
[  301.946884]  ? print_usage_bug+0xc0/0xc0
[  301.950661]  3503
[  301.952721]  ? __lock_acquire+0x7ec/0x4ec0
[  301.958855]  ? __lock_acquire+0x7ec/0x4ec0
[  301.963097] Node 0 
[  301.967328]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.967361] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  301.967368] lowmem_reserve[]:
[  301.969605]  ? should_fail+0x22d/0xd01
[  301.975109]  0 0
[  302.003489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.006568]  0
[  302.010450]  ? __lock_acquire+0x7ec/0x4ec0
[  302.012398]  0
[  302.017513]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.019292] Node 0 
[  302.023548]  ? __lock_acquire+0x7ec/0x4ec0
[  302.025340] DMA: 
[  302.030441]  ? should_fail+0x22d/0xd01
[  302.032657] 1*4kB 
[  302.036895]  ? mark_held_locks+0x130/0x130
[  302.038933] (U) 
[  302.042821]  ? mark_held_locks+0x130/0x130
[  302.044948] 0*8kB 
[  302.049180]  ? graph_lock+0x170/0x170
[  302.051128] 0*16kB 1*32kB 
[  302.055363]  ? graph_lock+0x170/0x170
[  302.057491] (U) 
[  302.061288]  ? graph_lock+0x170/0x170
[  302.064106] 2*64kB (U) 
[  302.067907]  ? print_usage_bug+0xc0/0xc0
[  302.069860] 1*128kB (U) 
[  302.073666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.076223] 1*256kB 
[  302.080280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.082929] (U) 
[  302.088463]  ? check_preemption_disabled+0x48/0x200
[  302.090758] 0*512kB 
[  302.096291]  ? check_preemption_disabled+0x48/0x200
[  302.098244] 1*1024kB 
[  302.103258]  ? __lock_is_held+0xb5/0x140
[  302.105551] (U) 
[  302.110566]  __alloc_pages_nodemask+0xa80/0xde0
[  302.112955] 1*2048kB 
[  302.117007]  ? graph_lock+0x170/0x170
[  302.118965] (M) 
[  302.123630]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.126016] 3*4096kB 
[  302.129829]  ? graph_lock+0x170/0x170
[  302.131783] (M) 
[  302.136813]  ? find_held_lock+0x36/0x1c0
[  302.139191] = 15908kB
[  302.142991]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.144935] Node 0 
[  302.148987]  ? lock_downgrade+0x900/0x900
[  302.151374] DMA32: 
[  302.156046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.158256] 3*4kB 
[  302.162400]  cache_grow_begin+0x91/0x8c0
[  302.164608] (UM) 
[  302.170141]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.172266] 0*8kB 
[  302.176323]  fallback_alloc+0x203/0x2e0
[  302.178361] 3*16kB 
[  302.182768]  ____cache_alloc_node+0x1c7/0x1e0
[  302.184894] (M) 
[  302.188865]  kmem_cache_alloc_node+0xe3/0x730
[  302.191081] 2*32kB 
[  302.195571]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.197529] (UM) 
[  302.202182]  __alloc_skb+0x119/0x770
[  302.204371] 2*64kB 
[  302.208611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.210639] (M) 3*128kB 
[  302.214361]  ? skb_scrub_packet+0x490/0x490
[  302.216572] (M) 2*256kB 
[  302.221854]  ? lock_downgrade+0x900/0x900
[  302.224500] (M) 
[  302.228831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.231477] 3*512kB 
[  302.235642]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.237593] (M) 
[  302.243142]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.245472] 4*1024kB 
[  302.250916]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.252888] (UM) 
[  302.258343]  ndisc_alloc_skb+0x144/0x340
[  302.260723] 3*2048kB 
[  302.265129]  ndisc_send_rs+0x331/0x6e0
[  302.267169] (UM) 
[  302.271241]  addrconf_rs_timer+0x3c0/0x6f0
[  302.273624] 3*4096kB 
[  302.277524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.279560] (M) 
[  302.283812]  call_timer_fn+0x272/0x920
[  302.286188] = 25212kB
[  302.290413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.292372] Node 0 
[  302.296264]  ? process_timeout+0x40/0x40
[  302.298647] Normal: 
[  302.302883]  ? find_held_lock+0x36/0x1c0
[  302.305102] 1019*4kB 
[  302.309161]  ? __run_timers+0x7da/0xc70
[  302.311449] (MEH) 374*8kB 
[  302.315519]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.317912] (UMEH) 
[  302.321879]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.324701] 169*16kB 
[  302.329194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.331403] (UMEH) 
[  302.335895]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  302.338284] 71*32kB 
[  302.342513]  ? trace_hardirqs_on+0xbd/0x310
[  302.344725] (UMH) 
[  302.349306]  ? kasan_check_read+0x11/0x20
[  302.351601] 17*64kB 
[  302.355920]  ? __run_timers+0x7da/0xc70
[  302.358044] (UMH) 
[  302.362189]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.364487] 3*128kB 
[  302.368457]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.370586] (H) 
[  302.376038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.378335] 1*256kB 
[  302.382562]  __run_timers+0x7e5/0xc70
[  302.384517] (H) 
[  302.388754]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.391045] 0*512kB 
[  302.394847]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.396798] 0*1024kB 
[  302.402174]  ? graph_lock+0x170/0x170
[  302.404479] 0*2048kB 
[  302.409490]  ? enqueue_hrtimer+0x1a5/0x560
[  302.411882] 0*4096kB 
[  302.415675]  ? lock_release+0x970/0x970
[  302.418061] = 13772kB
[  302.422290]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.424689] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  302.428675]  ? find_held_lock+0x36/0x1c0
[  302.431063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  302.436246]  ? graph_lock+0x170/0x170
[  302.446710] 4154 total pagecache pages
[  302.450770]  ? pvclock_read_flags+0x160/0x160
[  302.459328] 0 pages in swap cache
[  302.463124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.466984] Swap cache stats: add 0, delete 0, find 0/0
[  302.471491]  ? check_preemption_disabled+0x48/0x200
[  302.474919] Free swap  = 0kB
[  302.480470]  ? __lock_is_held+0xb5/0x140
[  302.485808] Total swap = 0kB
[  302.490836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.493835] 1965979 pages RAM
[  302.497905]  ? check_preemption_disabled+0x48/0x200
[  302.500887] 0 pages HighMem/MovableOnly
[  302.500896] 342744 pages reserved
[  302.506444]  run_timer_softirq+0x52/0xb0
[  302.509506] 0 pages cma reserved
[  302.509607] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.514552]  ? rcu_read_lock_sched_held+0x108/0x120
[  302.518653] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.521957]  __do_softirq+0x30b/0xad8
[  302.525994] syz-fuzzer cpuset=
[  302.529374]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.535839] /
[  302.540874]  ? pvclock_read_flags+0x160/0x160
[  302.551108]  mems_allowed=0
[  302.554931]  ? lapic_next_event+0x5a/0x90
[  302.576602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.582181]  ? check_preemption_disabled+0x48/0x200
[  302.587225]  ? check_preemption_disabled+0x48/0x200
[  302.592278]  ? kvm_clock_read+0x18/0x30
[  302.596269]  ? kvm_sched_clock_read+0x9/0x20
[  302.600700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.606248]  ? check_preemption_disabled+0x48/0x200
[  302.611285]  irq_exit+0x17f/0x1c0
[  302.614747]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.619589]  ? smp_reschedule_interrupt+0x109/0x650
[  302.624607]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.630494]  ? interrupt_entry+0xb5/0xf0
[  302.634559]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.639577]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.644596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.649441]  ? trace_hardirqs_off+0x300/0x300
[  302.653935]  ? trace_hardirqs_off+0x300/0x300
[  302.658436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.663981]  ? check_preemption_disabled+0x48/0x200
[  302.668995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.674545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.679404]  apic_timer_interrupt+0xf/0x20
[  302.683633]  </IRQ>
[  302.685874] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  302.690819] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  302.709725] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  302.717435] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  302.724705] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  302.731970] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  302.739236] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  302.746506] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  302.753849]  skb_clone+0x1bb/0x500
[  302.757416]  ? finish_task_switch+0x2f5/0x900
[  302.761931]  ? skb_split+0x11e0/0x11e0
[  302.765846]  ? preempt_notifier_register+0x200/0x200
[  302.770969]  ? __switch_to_asm+0x34/0x70
[  302.775059]  ? __switch_to_asm+0x34/0x70
[  302.779142]  ? __switch_to_asm+0x40/0x70
[  302.783218]  ? __switch_to_asm+0x34/0x70
[  302.787284]  ? __switch_to_asm+0x40/0x70
[  302.791346]  ? __switch_to_asm+0x34/0x70
[  302.795410]  ? __switch_to_asm+0x40/0x70
[  302.799468]  ? __switch_to_asm+0x34/0x70
[  302.803533]  ? __switch_to_asm+0x34/0x70
[  302.807593]  ? __switch_to_asm+0x40/0x70
[  302.811657]  ? __switch_to_asm+0x34/0x70
[  302.815746]  bpf_clone_redirect+0xb9/0x490
[  302.819993]  ? __schedule+0x874/0x1ed0
[  302.823893]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  302.828917]  ? __sched_text_start+0x8/0x8
[  302.833078]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.837872]  ? find_held_lock+0x36/0x1c0
[  302.841949]  ? lock_acquire+0x1ed/0x520
[  302.845930]  ? bpf_test_run+0x32e/0x5a0
[  302.849910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.855451]  ? check_preemption_disabled+0x48/0x200
[  302.860476]  ? kasan_check_read+0x11/0x20
[  302.864629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.869911]  ? rcu_bh_qs+0xc0/0xc0
[  302.873461]  ? preempt_schedule+0x4d/0x60
[  302.877613]  ? ___preempt_schedule+0x16/0x18
[  302.882033]  ? bpf_test_run+0x1c0/0x5a0
[  302.886024]  ? netlink_diag_dump+0x2a0/0x2a0
[  302.890443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.895996]  ? bpf_test_init.isra.9+0x70/0x100
[  302.900604]  ? bpf_prog_test_run_skb+0x634/0xb40
[  302.905397]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  302.910265]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.915834]  ? fput+0x130/0x1a0
[  302.919148]  ? __bpf_prog_get+0x9b/0x290
[  302.923248]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  302.928125]  ? bpf_prog_test_run+0x130/0x1a0
[  302.932580]  ? __x64_sys_bpf+0x3d8/0x510
[  302.936680]  ? bpf_prog_get+0x20/0x20
[  302.940521]  ? ksys_ioctl+0x81/0xd0
[  302.944192]  ? do_syscall_64+0x1b9/0x820
[  302.948282]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  302.953674]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.958625]  ? trace_hardirqs_off+0x300/0x300
[  302.963140]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  302.968178]  ? recalc_sigpending_tsk+0x180/0x180
[  302.972956]  ? kasan_check_write+0x14/0x20
[  302.977215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.982093]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  302.987486] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  302.987578] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.994416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.994426] Call Trace:
[  303.001025] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.010348]  <IRQ>
[  303.012918] syz-executor7 cpuset=
[  303.023399]  dump_stack+0x1c4/0x2b4
[  303.025523] syz7
[  303.028971]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.032573]  mems_allowed=0
[  303.042658]  warn_alloc.cold.118+0xb7/0x1bd
[  303.046986]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.051838]  ? lock_downgrade+0x900/0x900
[  303.055999]  ? trace_hardirqs_off+0xb8/0x300
[  303.060419]  ? trace_hardirqs_off+0xb8/0x300
[  303.064845]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.069724]  ? warn_alloc+0x120/0x120
[  303.073531]  ? trace_hardirqs_on+0x310/0x310
[  303.077946]  ? warn_alloc+0x120/0x120
[  303.081750]  ? print_usage_bug+0xc0/0xc0
[  303.085824]  ? warn_alloc+0x120/0x120
[  303.089626]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  303.094641]  ? print_usage_bug+0xc0/0xc0
[  303.098710]  ? __lock_acquire+0x7ec/0x4ec0
[  303.102945]  ? __lock_acquire+0x7ec/0x4ec0
[  303.107180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.112721]  ? should_fail+0x22d/0xd01
[  303.116613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.121719]  ? __lock_acquire+0x7ec/0x4ec0
[  303.125958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.131060]  ? __lock_acquire+0x7ec/0x4ec0
[  303.135293]  ? should_fail+0x22d/0xd01
[  303.139182]  ? print_usage_bug+0xc0/0xc0
[  303.143255]  ? mark_held_locks+0x130/0x130
[  303.147496]  ? mark_held_locks+0x130/0x130
[  303.151743]  ? graph_lock+0x170/0x170
[  303.155544]  ? print_usage_bug+0xc0/0xc0
[  303.159612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  303.164373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.169918]  ? check_preemption_disabled+0x48/0x200
[  303.174934]  ? check_preemption_disabled+0x48/0x200
[  303.179971]  ? __lock_is_held+0xb5/0x140
[  303.184042]  __alloc_pages_nodemask+0xa80/0xde0
[  303.188717]  ? graph_lock+0x170/0x170
[  303.192524]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.197540]  ? graph_lock+0x170/0x170
[  303.201365]  ? find_held_lock+0x36/0x1c0
[  303.205443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.210117]  ? lock_downgrade+0x900/0x900
[  303.214280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.219834]  cache_grow_begin+0x91/0x8c0
[  303.223900]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.228319]  fallback_alloc+0x203/0x2e0
[  303.232304]  ____cache_alloc_node+0x1c7/0x1e0
[  303.236843]  kmem_cache_alloc_node+0xe3/0x730
[  303.241346]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.245599]  __alloc_skb+0x119/0x770
[  303.249323]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.254611]  ? skb_scrub_packet+0x490/0x490
[  303.258940]  ? lock_downgrade+0x900/0x900
[  303.263102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.268645]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.274101]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.279556]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.283992]  ndisc_alloc_skb+0x144/0x340
[  303.288060]  ndisc_send_rs+0x331/0x6e0
[  303.291961]  addrconf_rs_timer+0x3c0/0x6f0
[  303.296207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.300774]  call_timer_fn+0x272/0x920
[  303.304674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.308915]  ? process_timeout+0x40/0x40
[  303.312981]  ? find_held_lock+0x36/0x1c0
[  303.317052]  ? mark_held_locks+0xc7/0x130
[  303.321210]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.325706]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.330207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.334447]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.339032]  ? trace_hardirqs_on+0xbd/0x310
[  303.343359]  ? kasan_check_read+0x11/0x20
[  303.347512]  ? __run_timers+0x7da/0xc70
[  303.351493]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.356952]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.361193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.365431]  __run_timers+0x7e5/0xc70
[  303.369251]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.374619]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.379635]  ? graph_lock+0x170/0x170
[  303.383441]  ? print_usage_bug+0xc0/0xc0
[  303.387501]  ? lock_release+0x970/0x970
[  303.391480]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.396695]  ? find_held_lock+0x36/0x1c0
[  303.400763]  ? graph_lock+0x170/0x170
[  303.404573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.410114]  ? check_preemption_disabled+0x48/0x200
[  303.415141]  ? __lock_is_held+0xb5/0x140
[  303.419206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.424743]  ? check_preemption_disabled+0x48/0x200
[  303.429785]  run_timer_softirq+0x52/0xb0
[  303.434321]  ? rcu_read_lock_sched_held+0x108/0x120
[  303.439346]  __do_softirq+0x30b/0xad8
[  303.443161]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  303.448275]  ? pvclock_read_flags+0x160/0x160
[  303.452774]  ? lapic_next_event+0x5a/0x90
[  303.456930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.462469]  ? check_preemption_disabled+0x48/0x200
[  303.467486]  ? check_preemption_disabled+0x48/0x200
[  303.472511]  ? kvm_clock_read+0x18/0x30
[  303.476486]  ? kvm_sched_clock_read+0x9/0x20
[  303.480901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.486454]  ? check_preemption_disabled+0x48/0x200
[  303.491484]  irq_exit+0x17f/0x1c0
[  303.494945]  smp_apic_timer_interrupt+0x1cb/0x760
[  303.499792]  ? smp_reschedule_interrupt+0x109/0x650
[  303.504830]  ? smp_call_function_single_interrupt+0x650/0x650
[  303.510715]  ? interrupt_entry+0xb5/0xf0
[  303.514778]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.519813]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.524841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.529686]  ? trace_hardirqs_off+0x300/0x300
[  303.534180]  ? trace_hardirqs_off+0x300/0x300
[  303.538681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.544219]  ? check_preemption_disabled+0x48/0x200
[  303.549235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.554784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.559648]  apic_timer_interrupt+0xf/0x20
[  303.563875]  </IRQ>
[  303.566122] RIP: 0010:console_unlock+0x1017/0x11a0
[  303.571055] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  303.589956] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  303.597672] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  303.604941] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  303.612207] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  303.619472] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  303.626740] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  303.634027]  ? netconsole_netdev_event+0x280/0x280
[  303.638968]  ? console_unlock+0x100e/0x11a0
[  303.643311]  ? devkmsg_read+0xbb0/0xbb0
[  303.647283]  ? vprintk_emit+0x7f7/0x930
[  303.651260]  ? lock_release+0x970/0x970
[  303.655242]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.660693]  ? vprintk_default+0x28/0x30
[  303.664763]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.670223]  ? kasan_check_write+0x14/0x20
[  303.674464]  ? do_raw_spin_lock+0xc1/0x200
[  303.678710]  vprintk_emit+0x33d/0x930
[  303.682518]  ? wake_up_klogd+0x180/0x180
[  303.686581]  ? lockdep_hardirqs_on+0x421/0x5c0
[  303.691164]  ? retint_kernel+0x2d/0x2d
[  303.695058]  ? find_held_lock+0x36/0x1c0
[  303.699131]  ? mark_held_locks+0xc7/0x130
[  303.703286]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.707783]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.712296]  vprintk_default+0x28/0x30
[  303.716183]  vprintk_func+0x7e/0x181
[  303.719902]  printk+0xa7/0xcf
[  303.723014]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  303.727777]  ? _raw_spin_unlock_irq+0x60/0x80
[  303.732300]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  303.737597]  dump_header+0x7cc/0xf72
[  303.741329]  ? pagefault_out_of_memory+0x197/0x197
[  303.746269]  ? mark_held_locks+0x130/0x130
[  303.750504]  ? __lock_acquire+0x7ec/0x4ec0
[  303.754740]  ? mem_cgroup_charge_statistics+0x780/0x780
[  303.760110]  ? print_usage_bug+0xc0/0xc0
[  303.764176]  ? print_usage_bug+0xc0/0xc0
[  303.768248]  ? graph_lock+0x170/0x170
[  303.772049]  ? graph_lock+0x170/0x170
[  303.775853]  ? print_usage_bug+0xc0/0xc0
[  303.779932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.785474]  ? find_held_lock+0x36/0x1c0
[  303.789546]  ? mark_held_locks+0xc7/0x130
[  303.793710]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.798818]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.803924]  ? lockdep_hardirqs_on+0x421/0x5c0
[  303.808511]  ? trace_hardirqs_on+0xbd/0x310
[  303.812846]  ? kasan_check_read+0x11/0x20
[  303.817000]  ? ___ratelimit+0x36f/0x655
[  303.820981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.826435]  ? trace_hardirqs_on+0x310/0x310
[  303.830845]  ? lock_downgrade+0x900/0x900
[  303.835006]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  303.840118]  ? ___ratelimit+0xaa/0x655
[  303.844009]  ? idr_get_free+0xec0/0xec0
[  303.847989]  ? kasan_check_write+0x14/0x20
[  303.852225]  ? do_raw_spin_lock+0xc1/0x200
[  303.856476]  oom_kill_process.cold.27+0x10/0x903
[  303.861244]  ? graph_lock+0x170/0x170
[  303.865046]  ? _raw_spin_unlock+0x2c/0x50
[  303.869199]  ? oom_badness+0xe6/0xaa0
[  303.873006]  ? oom_evaluate_task+0x540/0x540
[  303.877426]  ? find_held_lock+0x36/0x1c0
[  303.881505]  ? out_of_memory+0x974/0x14c0
[  303.885656]  ? lock_downgrade+0x900/0x900
[  303.889818]  ? check_preemption_disabled+0x48/0x200
[  303.894852]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.900656]  ? kasan_check_read+0x11/0x20
[  303.904820]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.910104]  ? rcu_bh_qs+0xc0/0xc0
[  303.913654]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.918669]  ? oom_evaluate_task+0x302/0x540
[  303.923088]  out_of_memory+0xa86/0x14c0
[  303.927079]  ? oom_killer_disable+0x3a0/0x3a0
[  303.931585]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  303.936522]  ? __mutex_add_waiter+0x2a0/0x2a0
[  303.941031]  __alloc_pages_slowpath+0x2318/0x2d80
[  303.945910]  ? warn_alloc+0x120/0x120
[  303.949735]  ? find_get_entry+0x2f2/0xc40
[  303.953893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.959435]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  303.964368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.969911]  ? should_fail+0x22d/0xd01
[  303.973810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.978917]  ? __lock_is_held+0xb5/0x140
[  303.983006]  ? __lock_is_held+0xb5/0x140
[  303.987075]  ? find_held_lock+0x36/0x1c0
[  303.991148]  ? ___might_sleep+0x1ed/0x300
[  303.995294]  ? lock_release+0x970/0x970
[  303.999273]  ? arch_local_save_flags+0x40/0x40
[  304.003870]  ? __might_sleep+0x95/0x190
[  304.007857]  __alloc_pages_nodemask+0xa80/0xde0
[  304.012587]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.017606]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.023406]  ? kasan_check_read+0x11/0x20
[  304.027555]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.032846]  ? graph_lock+0x170/0x170
[  304.036651]  ? print_usage_bug+0xc0/0xc0
[  304.040716]  ? graph_lock+0x170/0x170
[  304.044517]  ? graph_lock+0x170/0x170
[  304.048317]  ? __do_page_cache_readahead+0x7ce/0x980
[  304.053427]  ? find_held_lock+0x36/0x1c0
[  304.057497]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  304.063040]  alloc_pages_current+0x10c/0x210
[  304.067448]  ? lock_downgrade+0x900/0x900
[  304.071604]  __page_cache_alloc+0x38f/0x5b0
[  304.075927]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.081728]  ? kasan_check_read+0x11/0x20
[  304.085875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.091160]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  304.095839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.101384]  ? check_preemption_disabled+0x48/0x200
[  304.106413]  filemap_fault+0x1594/0x25f0
[  304.110488]  ? __lock_page_or_retry+0xa00/0xa00
[  304.115156]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.120955]  ? kasan_check_read+0x11/0x20
[  304.125105]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.130385]  ? rcu_bh_qs+0xc0/0xc0
[  304.133941]  ? filemap_map_pages+0xdea/0x1980
[  304.138444]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.143553]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  304.148839]  ? debug_object_free+0x325/0x690
[  304.153254]  ? find_get_pages_range_tag+0x1320/0x1320
[  304.158450]  ? graph_lock+0x170/0x170
[  304.162261]  ? kasan_check_read+0x11/0x20
[  304.166411]  ? debug_object_destroy+0x2b0/0x2b0
[  304.171095]  ? lock_acquire+0x1ed/0x520
[  304.175076]  ? ext4_filemap_fault+0x7a/0xad
[  304.179406]  ? lock_release+0x970/0x970
[  304.183386]  ? arch_local_save_flags+0x40/0x40
[  304.187976]  ? futex_wait_setup+0x3e0/0x3e0
[  304.192312]  ? down_read+0xb0/0x1d0
[  304.195942]  ? ext4_filemap_fault+0x7a/0xad
[  304.200794]  ? __down_interruptible+0x700/0x700
[  304.205495]  ext4_filemap_fault+0x82/0xad
[  304.209650]  __do_fault+0x100/0x6b0
[  304.213281]  ? print_bad_pte+0x6c0/0x6c0
[  304.217347]  ? do_futex+0x249/0x26d0
[  304.221064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.226607]  ? pmd_val+0x88/0x100
[  304.230064]  ? add_mm_counter_fast+0xd0/0xd0
[  304.234474]  ? pmd_val+0x88/0x100
[  304.237929]  ? add_mm_counter_fast+0xd0/0xd0
[  304.242346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.247891]  __handle_mm_fault+0x3709/0x53e0
[  304.252301]  ? perf_trace_lock+0x14d/0x7a0
[  304.256545]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  304.261401]  ? graph_lock+0x170/0x170
[  304.265211]  ? print_usage_bug+0xc0/0xc0
[  304.269279]  ? retint_kernel+0x2d/0x2d
[  304.273168]  ? graph_lock+0x170/0x170
[  304.276970]  ? graph_lock+0x170/0x170
[  304.280864]  ? handle_mm_fault+0x42a/0xc70
[  304.285102]  ? lock_downgrade+0x900/0x900
[  304.289270]  ? check_preemption_disabled+0x48/0x200
[  304.294302]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.300106]  ? kasan_check_read+0x11/0x20
[  304.304259]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.309536]  ? rcu_bh_qs+0xc0/0xc0
[  304.313084]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.318537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.324084]  ? check_preemption_disabled+0x48/0x200
[  304.329112]  handle_mm_fault+0x54f/0xc70
[  304.333183]  ? __handle_mm_fault+0x53e0/0x53e0
[  304.337769]  ? find_vma+0x34/0x190
[  304.341323]  __do_page_fault+0x67d/0xed0
[  304.345393]  ? mm_fault_error+0x380/0x380
[  304.349540]  ? trace_hardirqs_off+0xb8/0x300
[  304.353954]  ? trace_hardirqs_on+0x310/0x310
[  304.358370]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.363736]  ? trace_hardirqs_on+0x310/0x310
[  304.368151]  do_page_fault+0xf2/0x7e0
[  304.371953]  ? vmalloc_sync_all+0x30/0x30
[  304.376103]  ? error_entry+0x70/0xd0
[  304.379828]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.384850]  ? trace_hardirqs_on_caller+0xc0/0x300
[  304.389779]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.394714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.399558]  ? trace_hardirqs_off+0x300/0x300
[  304.404057]  ? trace_hardirqs_off_caller+0x300/0x300
[  304.409169]  ? prepare_exit_to_usermode+0x291/0x3b0
[  304.414185]  ? page_fault+0x8/0x30
[  304.417747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.422598]  ? page_fault+0x8/0x30
[  304.426143]  page_fault+0x1e/0x30
[  304.429596] RIP: 0033:0x40f9c0
[  304.432797] Code: Bad RIP value.
[  304.436167] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  304.441536] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  304.448816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  304.456088] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  304.463356] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  304.470624] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  304.477927] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  304.477933] warn_alloc_show_mem: 1 callbacks suppressed
[  304.477940] Mem-Info:
[  304.485222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.490597] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  304.490597]  active_file:18 inactive_file:16 isolated_file:0
[  304.490597]  unevictable:0 dirty:0 writeback:0 unstable:0
[  304.490597]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  304.490597]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  304.490597]  free:13723 free_pcp:140 free_cma:0
[  304.492962] Call Trace:
[  304.502351] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  304.535389]  <IRQ>
[  304.537966] Node 0 
[  304.565837]  dump_stack+0x1c4/0x2b4
[  304.567989] 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
[  304.570197]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.573795] lowmem_reserve[]:
[  304.599351]  warn_alloc.cold.118+0xb7/0x1bd
[  304.604505]  0
[  304.607622]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.611899]  2817
[  304.613707]  ? lock_downgrade+0x900/0x900
[  304.618511]  6321 6321
[  304.620587]  ? trace_hardirqs_off+0xb8/0x300
[  304.627222]  ? trace_hardirqs_off+0xb8/0x300
[  304.631604] Node 0 DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  304.636043]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.636095]  ? warn_alloc+0x120/0x120
[  304.663360] lowmem_reserve[]: 0
[  304.668220]  ? trace_hardirqs_on+0x310/0x310
[  304.671985]  0
[  304.675262]  ? warn_alloc+0x120/0x120
[  304.679643]  3503
[  304.681440]  ? print_usage_bug+0xc0/0xc0
[  304.685210]  3503
[  304.687265]  ? warn_alloc+0x120/0x120
[  304.693364]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.697134] Node 0 
[  304.702138]  ? print_usage_bug+0xc0/0xc0
[  304.702169] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  304.702177] lowmem_reserve[]:
[  304.704412]  ? __lock_acquire+0x7ec/0x4ec0
[  304.708448]  0
[  304.736819]  ? __lock_acquire+0x7ec/0x4ec0
[  304.739902]  0
[  304.744132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.745905]  0 0
[  304.750143]  ? should_fail+0x22d/0xd01
[  304.757447]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.759396] Node 0 
[  304.763277]  ? __lock_acquire+0x7ec/0x4ec0
[  304.768357] DMA: 
[  304.770593]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.774811] 1*4kB 
[  304.776865]  ? __lock_acquire+0x7ec/0x4ec0
[  304.781943] (U) 
[  304.784093]  ? should_fail+0x22d/0xd01
[  304.788300] 0*8kB 
[  304.790276]  ? print_usage_bug+0xc0/0xc0
[  304.794135] 0*16kB 
[  304.796283]  ? mark_held_locks+0x130/0x130
[  304.800313] 1*32kB 
[  304.802546]  ? mark_held_locks+0x130/0x130
[  304.806751] (U) 
[  304.808990]  ? graph_lock+0x170/0x170
[  304.813197] 2*64kB 
[  304.815164]  ? print_usage_bug+0xc0/0xc0
[  304.818938] (U) 
[  304.821176]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.825210] 1*128kB 
[  304.827187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.831912] (U) 
[  304.834238]  ? check_preemption_disabled+0x48/0x200
[  304.839744] 1*256kB 
[  304.841715]  ? check_preemption_disabled+0x48/0x200
[  304.846701] (U) 
[  304.849027]  ? __lock_is_held+0xb5/0x140
[  304.854002] 0*512kB 1*1024kB 
[  304.855991]  __alloc_pages_nodemask+0xa80/0xde0
[  304.860020] (U) 
[  304.863127]  ? graph_lock+0x170/0x170
[  304.867768] 1*2048kB (M) 
[  304.869764]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.873531] 3*4096kB 
[  304.876291]  ? graph_lock+0x170/0x170
[  304.881278] (M) 
[  304.883696]  ? find_held_lock+0x36/0x1c0
[  304.887458] = 15908kB
[  304.889434]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.893464] Node 0 
[  304.895869]  ? lock_downgrade+0x900/0x900
[  304.900511] DMA32: 
[  304.902754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.906868] 3*4kB 
[  304.909109]  cache_grow_begin+0x91/0x8c0
[  304.914616] (UM) 
[  304.916764]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.920795] 0*8kB 
[  304.922874]  fallback_alloc+0x203/0x2e0
[  304.927258] 3*16kB 
[  304.929421]  ____cache_alloc_node+0x1c7/0x1e0
[  304.933350] (M) 
[  304.935585]  kmem_cache_alloc_node+0xe3/0x730
[  304.940053] 2*32kB 
[  304.942030]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.946498] (UM) 
[  304.948737]  __alloc_skb+0x119/0x770
[  304.952939] 2*64kB 
[  304.955002]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.958687] (M) 
[  304.960926]  ? skb_scrub_packet+0x490/0x490
[  304.966171] 3*128kB (M) 
[  304.968150]  ? lock_downgrade+0x900/0x900
[  304.972448] 2*256kB 
[  304.975123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.979241] (M) 
[  304.981561]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.987069] 3*512kB (M) 
[  304.989050]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.994468] 4*1024kB (UM) 
[  304.997150]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.002574] 3*2048kB (UM) 
[  305.005435]  ndisc_alloc_skb+0x144/0x340
[  305.009812] 3*4096kB 
[  305.012659]  ndisc_send_rs+0x331/0x6e0
[  305.016680] (M) = 25212kB
[  305.019109]  addrconf_rs_timer+0x3c0/0x6f0
[  305.022968] Node 0 
[  305.025729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.029923] Normal: 1019*4kB 
[  305.032185]  call_timer_fn+0x272/0x920
[  305.036378] (MEH) 
[  305.039490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.043344] 374*8kB (UMEH) 
[  305.045511]  ? process_timeout+0x40/0x40
[  305.049723] 169*16kB 
[  305.052663]  ? find_held_lock+0x36/0x1c0
[  305.056696] (UMEH) 
[  305.059120]  ? __run_timers+0x7da/0xc70
[  305.063132] 71*32kB (UMH) 
[  305.065377]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.069325] 17*64kB 
[  305.072175]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.076643] (UMH) 
[  305.078973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.083435] 3*128kB 
[  305.085590]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.089795] (H) 
[  305.092127]  ? trace_hardirqs_on+0xbd/0x310
[  305.096697] 1*256kB 
[  305.098683]  ? kasan_check_read+0x11/0x20
[  305.102968] (H) 
[  305.105293]  ? __run_timers+0x7da/0xc70
[  305.109419] 0*512kB 
[  305.111406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.115354] 0*1024kB 0*2048kB 
[  305.117709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.123129] 0*4096kB 
[  305.126332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.130536] = 13772kB
[  305.132956]  __run_timers+0x7e5/0xc70
[  305.137161] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.139570]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.143344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.152270]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.157612] 4154 total pagecache pages
[  305.166207]  ? graph_lock+0x170/0x170
[  305.171235] 0 pages in swap cache
[  305.175130]  ? enqueue_hrtimer+0x1a5/0x560
[  305.178908] Swap cache stats: add 0, delete 0, find 0/0
[  305.182354]  ? lock_release+0x970/0x970
[  305.186559] Free swap  = 0kB
[  305.191920]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.195862] Total swap = 0kB
[  305.198882]  ? find_held_lock+0x36/0x1c0
[  305.204041] 1965979 pages RAM
[  305.207070]  ? graph_lock+0x170/0x170
[  305.211090] 0 pages HighMem/MovableOnly
[  305.211099] 342744 pages reserved
[  305.214203]  ? pvclock_read_flags+0x160/0x160
[  305.217974] 0 pages cma reserved
[  305.221947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.225449] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.229874]  ? check_preemption_disabled+0x48/0x200
[  305.229904]  ? __lock_is_held+0xb5/0x140
[  305.233323] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.238780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.245245] syz-fuzzer cpuset=
[  305.250254]  ? check_preemption_disabled+0x48/0x200
[  305.254292] /
[  305.264519]  run_timer_softirq+0x52/0xb0
[  305.270029]  mems_allowed=0
[  305.273217]  ? rcu_read_lock_sched_held+0x108/0x120
[  305.291898]  __do_softirq+0x30b/0xad8
[  305.295715]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.301097]  ? pvclock_read_flags+0x160/0x160
[  305.305622]  ? lapic_next_event+0x5a/0x90
[  305.309776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.315324]  ? check_preemption_disabled+0x48/0x200
[  305.320341]  ? check_preemption_disabled+0x48/0x200
[  305.325369]  ? kvm_clock_read+0x18/0x30
[  305.329349]  ? kvm_sched_clock_read+0x9/0x20
[  305.333763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.339304]  ? check_preemption_disabled+0x48/0x200
[  305.344334]  irq_exit+0x17f/0x1c0
[  305.347791]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.352641]  ? smp_reschedule_interrupt+0x109/0x650
[  305.357661]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.363551]  ? interrupt_entry+0xb5/0xf0
[  305.367614]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.372627]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.377647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.382495]  ? trace_hardirqs_off+0x300/0x300
[  305.386988]  ? trace_hardirqs_off+0x300/0x300
[  305.391485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.397036]  ? check_preemption_disabled+0x48/0x200
[  305.402071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.407908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.412762]  apic_timer_interrupt+0xf/0x20
[  305.416994]  </IRQ>
[  305.419235] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  305.424169] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  305.443303] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  305.451017] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  305.458287] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  305.465554] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  305.472827] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  305.480098] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  305.487411]  skb_clone+0x1bb/0x500
[  305.490957]  ? finish_task_switch+0x2f5/0x900
[  305.495459]  ? skb_split+0x11e0/0x11e0
[  305.499361]  ? preempt_notifier_register+0x200/0x200
[  305.504468]  ? __switch_to_asm+0x34/0x70
[  305.508529]  ? __switch_to_asm+0x34/0x70
[  305.512590]  ? __switch_to_asm+0x40/0x70
[  305.516651]  ? __switch_to_asm+0x34/0x70
[  305.520739]  ? __switch_to_asm+0x40/0x70
[  305.524802]  ? __switch_to_asm+0x34/0x70
[  305.528874]  ? __switch_to_asm+0x40/0x70
[  305.532941]  ? __switch_to_asm+0x34/0x70
[  305.537009]  ? __switch_to_asm+0x34/0x70
[  305.541079]  ? __switch_to_asm+0x40/0x70
[  305.545140]  ? __switch_to_asm+0x34/0x70
[  305.549217]  bpf_clone_redirect+0xb9/0x490
[  305.553459]  ? __schedule+0x874/0x1ed0
[  305.557356]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  305.562379]  ? __sched_text_start+0x8/0x8
[  305.566530]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.571302]  ? find_held_lock+0x36/0x1c0
[  305.575370]  ? lock_acquire+0x1ed/0x520
[  305.579347]  ? bpf_test_run+0x32e/0x5a0
[  305.583326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.588871]  ? check_preemption_disabled+0x48/0x200
[  305.593895]  ? kasan_check_read+0x11/0x20
[  305.598047]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.603332]  ? rcu_bh_qs+0xc0/0xc0
[  305.606875]  ? preempt_schedule+0x4d/0x60
[  305.611028]  ? ___preempt_schedule+0x16/0x18
[  305.615449]  ? bpf_test_run+0x1c0/0x5a0
[  305.619438]  ? netlink_diag_dump+0x2a0/0x2a0
[  305.623851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.629389]  ? bpf_test_init.isra.9+0x70/0x100
[  305.633978]  ? bpf_prog_test_run_skb+0x634/0xb40
[  305.638745]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  305.643764]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.649304]  ? fput+0x130/0x1a0
[  305.652585]  ? __bpf_prog_get+0x9b/0x290
[  305.656651]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  305.661493]  ? bpf_prog_test_run+0x130/0x1a0
[  305.665907]  ? __x64_sys_bpf+0x3d8/0x510
[  305.669969]  ? bpf_prog_get+0x20/0x20
[  305.673784]  ? ksys_ioctl+0x81/0xd0
[  305.677430]  ? do_syscall_64+0x1b9/0x820
[  305.681491]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  305.686860]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.691794]  ? trace_hardirqs_off+0x300/0x300
[  305.696306]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  305.701324]  ? recalc_sigpending_tsk+0x180/0x180
[  305.706090]  ? kasan_check_write+0x14/0x20
[  305.710335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.715186]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.720576] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  305.720615] rcu: INFO: rcu_preempt self-detected stall on CPU
[  305.727511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.727519] Call Trace:
[  305.733754] rcu: 	0-...!: (88 ticks this GP) idle=29e/1/0x4000000000000004 softirq=14169/14169 fqs=0 
[  305.742727]  <IRQ>
[  305.742743]  dump_stack+0x1c4/0x2b4
[  305.742759]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.742787]  warn_alloc.cold.118+0xb7/0x1bd
[  305.742814]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.742835]  ? lock_downgrade+0x900/0x900
[  305.742857]  ? trace_hardirqs_off+0xb8/0x300
[  305.742877]  ? trace_hardirqs_off+0xb8/0x300
[  305.742898]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.742941]  ? warn_alloc+0x120/0x120
[  305.745848] rcu: 	
[  305.755207]  ? warn_alloc+0x120/0x120
[  305.757336]  (t=10716 jiffies g=17445 q=10)
[  305.760953]  ? print_usage_bug+0xc0/0xc0
[  305.766130] rcu: rcu_preempt kthread starved for 10716 jiffies! g17445 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  305.770431]  ? warn_alloc+0x120/0x120
[  305.775250] rcu: RCU grace-period kthread stack dump:
[  305.779389]  ? print_usage_bug+0xc0/0xc0
[  305.783777] rcu_preempt     R
[  305.788178]  ? __lock_acquire+0x7ec/0x4ec0
[  305.792997]   running task    
[  305.796789]  ? __lock_acquire+0x7ec/0x4ec0
[  305.798936] 23064    10      2 0x80000000
[  305.802722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.807021] Call Trace:
[  305.811077]  ? should_fail+0x22d/0xd01
[  305.821559]  __schedule+0x86c/0x1ed0
[  305.825345]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.830526]  ? __sched_text_start+0x8/0x8
[  305.834564]  ? __lock_acquire+0x7ec/0x4ec0
[  305.837659]  ? __mod_timer+0x6f6/0x1870
[  305.841880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.845061]  ? add_timer_on+0x9f0/0x9f0
[  305.849277]  ? __lock_acquire+0x7ec/0x4ec0
[  305.853412]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.858941]  ? should_fail+0x22d/0xd01
[  305.858967]  ? mark_held_locks+0x130/0x130
[  305.861534]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.865404]  ? mark_held_locks+0x130/0x130
[  305.869109]  ? trace_hardirqs_on+0xbd/0x310
[  305.874200]  ? graph_lock+0x170/0x170
[  305.878339]  ? kasan_check_read+0x11/0x20
[  305.882555]  ? graph_lock+0x170/0x170
[  305.886523]  ? prepare_to_swait_event+0x25a/0x800
[  305.891609]  ? graph_lock+0x170/0x170
[  305.895571]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.899792]  ? print_usage_bug+0xc0/0xc0
[  305.904896]  schedule+0xfe/0x460
[  305.908769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.912987]  ? __schedule+0x1ed0/0x1ed0
[  305.918071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.922293]  ? prepare_to_swait_event+0x25a/0x800
[  305.926607]  ? check_preemption_disabled+0x48/0x200
[  305.930392]  ? __init_swait_queue_head+0x150/0x150
[  305.934524]  ? check_preemption_disabled+0x48/0x200
[  305.938305]  ? __lockdep_init_map+0x105/0x590
[  305.943137]  ? __lock_is_held+0xb5/0x140
[  305.946914]  ? lockdep_init_map+0x9/0x10
[  305.952532]  __alloc_pages_nodemask+0xa80/0xde0
[  305.956575]  schedule_timeout+0x140/0x260
[  305.959931]  ? graph_lock+0x170/0x170
[  305.965456]  ? usleep_range+0x1a0/0x1a0
[  305.969423]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.974946]  ? __next_timer_interrupt+0x1a0/0x1a0
[  305.979771]  ? graph_lock+0x170/0x170
[  305.984775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.989696]  ? find_held_lock+0x36/0x1c0
[  305.994698]  rcu_gp_kthread+0x9d9/0x2310
[  305.999178]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.003236]  ? rcu_gp_init+0x1830/0x1830
[  306.007260]  ? lock_downgrade+0x900/0x900
[  306.011915]  ? update_curr+0x344/0xbe0
[  306.016051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.019839]  ? graph_lock+0x170/0x170
[  306.023798]  cache_grow_begin+0x91/0x8c0
[  306.028812]  ? __account_cfs_rq_runtime+0x790/0x790
[  306.033639]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.037424]  ? __lock_acquire+0x7ec/0x4ec0
[  306.042950]  fallback_alloc+0x203/0x2e0
[  306.046991]  ? graph_lock+0x170/0x170
[  306.051037]  ____cache_alloc_node+0x1c7/0x1e0
[  306.055691]  ? mark_held_locks+0x130/0x130
[  306.059737]  kmem_cache_alloc_node+0xe3/0x730
[  306.063875]  ? __lock_is_held+0xb5/0x140
[  306.067744]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.073261]  ? __account_cfs_rq_runtime+0x790/0x790
[  306.077054]  __alloc_skb+0x119/0x770
[  306.081139]  ? set_next_entity+0x30c/0xc40
[  306.086134]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.090525]  ? mark_held_locks+0x130/0x130
[  306.094747]  ? skb_scrub_packet+0x490/0x490
[  306.098719]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.102503]  ? lock_downgrade+0x900/0x900
[  306.106988]  ? select_task_rq_fair+0x34f0/0x34f0
[  306.111209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.115722]  ? __enqueue_entity+0x10d/0x1f0
[  306.119768]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.123987]  ? graph_lock+0x170/0x170
[  306.128984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.132682]  ? lock_repin_lock+0x251/0x430
[  306.136901]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.142158]  ? graph_lock+0x170/0x170
[  306.146389]  ndisc_alloc_skb+0x144/0x340
[  306.150688]  ? put_prev_task_stop+0x300/0xa10
[  306.155688]  ndisc_send_rs+0x331/0x6e0
[  306.159832]  ? lock_repin_lock+0x250/0x430
[  306.164576]  addrconf_rs_timer+0x3c0/0x6f0
[  306.170100]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.174411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.179845]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.183646]  call_timer_fn+0x272/0x920
[  306.189083]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.193295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.197692]  ? trace_hardirqs_on+0xbd/0x310
[  306.201478]  ? process_timeout+0x40/0x40
[  306.205527]  ? kasan_check_read+0x11/0x20
[  306.210004]  ? find_held_lock+0x36/0x1c0
[  306.213885]  ? mark_held_locks+0x130/0x130
[  306.218105]  ? mark_held_locks+0xc7/0x130
[  306.222319]  ? audit_add_watch+0xae1/0xdc0
[  306.226802]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.231032]  ? kasan_check_write+0x14/0x20
[  306.235508]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.239383]  ? finish_task_switch+0x2f5/0x900
[  306.243958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.248179]  ? __switch_to_asm+0x40/0x70
[  306.252485]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  306.256534]  ? preempt_notifier_register+0x200/0x200
[  306.260665]  ? trace_hardirqs_on+0xbd/0x310
[  306.264712]  ? __switch_to_asm+0x34/0x70
[  306.268931]  ? kasan_check_read+0x11/0x20
[  306.268949]  ? __run_timers+0x7da/0xc70
[  306.273089]  ? __switch_to_asm+0x34/0x70
[  306.277311]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.281786]  ? __switch_to_asm+0x40/0x70
[  306.286022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.290499]  ? __switch_to_asm+0x40/0x70
[  306.294985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.299202]  ? __switch_to_asm+0x34/0x70
[  306.303247]  __run_timers+0x7e5/0xc70
[  306.307817]  ? __switch_to_asm+0x40/0x70
[  306.312918]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.317210]  ? __switch_to_asm+0x34/0x70
[  306.321259]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.325387]  ? __switch_to_asm+0x34/0x70
[  306.329349]  ? graph_lock+0x170/0x170
[  306.333391]  ? __switch_to_asm+0x40/0x70
[  306.338831]  ? print_usage_bug+0xc0/0xc0
[  306.342876]  ? __switch_to_asm+0x40/0x70
[  306.347119]  ? lock_release+0x970/0x970
[  306.351160]  ? __switch_to_asm+0x34/0x70
[  306.351175]  ? __switch_to_asm+0x40/0x70
[  306.355398]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.359452]  ? __schedule+0x874/0x1ed0
[  306.363246]  ? find_held_lock+0x36/0x1c0
[  306.367291]  ? __switch_to_asm+0x40/0x70
[  306.372638]  ? graph_lock+0x170/0x170
[  306.376686]  ? __switch_to_asm+0x40/0x70
[  306.381692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.385741]  ? graph_lock+0x170/0x170
[  306.389530]  ? check_preemption_disabled+0x48/0x200
[  306.393579]  ? __sched_text_start+0x8/0x8
[  306.397636]  ? __lock_is_held+0xb5/0x140
[  306.401684]  ? find_held_lock+0x36/0x1c0
[  306.405642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.409696]  ? __kthread_parkme+0xce/0x1a0
[  306.413745]  ? check_preemption_disabled+0x48/0x200
[  306.418922]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.422800]  run_timer_softirq+0x52/0xb0
[  306.426854]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.430907]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.434693]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.438744]  __do_softirq+0x30b/0xad8
[  306.444262]  ? trace_hardirqs_on+0xbd/0x310
[  306.448055]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.453056]  ? kasan_check_read+0x11/0x20
[  306.457188]  ? pvclock_read_flags+0x160/0x160
[  306.461229]  ? __kthread_parkme+0xce/0x1a0
[  306.465277]  ? lapic_next_event+0x5a/0x90
[  306.470803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.475040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.480041]  ? kasan_check_write+0x14/0x20
[  306.485137]  ? check_preemption_disabled+0x48/0x200
[  306.489178]  ? do_raw_spin_lock+0xc1/0x200
[  306.494271]  ? check_preemption_disabled+0x48/0x200
[  306.499363]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.503929]  ? kvm_clock_read+0x18/0x30
[  306.507710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.512013]  ? kvm_sched_clock_read+0x9/0x20
[  306.517107]  ? __kthread_parkme+0xfb/0x1a0
[  306.521240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.525719]  kthread+0x35a/0x420
[  306.529941]  ? check_preemption_disabled+0x48/0x200
[  306.534080]  ? rcu_gp_init+0x1830/0x1830
[  306.539519]  irq_exit+0x17f/0x1c0
[  306.545040]  ? kthread_bind+0x40/0x40
[  306.549265]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.554259]  ret_from_fork+0x3a/0x50
[  306.558477]  ? smp_reschedule_interrupt+0x109/0x650
[  306.563491] NMI backtrace for cpu 0
[  306.568575]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.634850]  ? interrupt_entry+0xb5/0xf0
[  306.638922]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.643936]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.648958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.653800]  ? trace_hardirqs_off+0x300/0x300
[  306.658308]  ? trace_hardirqs_off+0x300/0x300
[  306.662815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.668360]  ? check_preemption_disabled+0x48/0x200
[  306.673380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.678931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.683786]  apic_timer_interrupt+0xf/0x20
[  306.688027]  </IRQ>
[  306.690267] RIP: 0010:console_unlock+0x1017/0x11a0
[  306.695201] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  306.714107] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  306.721826] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  306.729094] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  306.736365] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  306.743637] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  306.750918] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  306.758218]  ? netconsole_netdev_event+0x280/0x280
[  306.763169]  ? console_unlock+0x100e/0x11a0
[  306.767519]  ? devkmsg_read+0xbb0/0xbb0
[  306.771497]  ? vprintk_emit+0x7f7/0x930
[  306.775486]  ? lock_release+0x970/0x970
[  306.779470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.784942]  ? vprintk_default+0x28/0x30
[  306.789013]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.794472]  ? kasan_check_write+0x14/0x20
[  306.798717]  ? do_raw_spin_lock+0xc1/0x200
[  306.802966]  vprintk_emit+0x33d/0x930
[  306.806783]  ? wake_up_klogd+0x180/0x180
[  306.810856]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.815443]  ? retint_kernel+0x2d/0x2d
[  306.819338]  ? find_held_lock+0x36/0x1c0
[  306.823409]  ? mark_held_locks+0xc7/0x130
[  306.827574]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.832071]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.836585]  vprintk_default+0x28/0x30
[  306.840477]  vprintk_func+0x7e/0x181
[  306.844196]  printk+0xa7/0xcf
[  306.847306]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  306.852068]  ? _raw_spin_unlock_irq+0x60/0x80
[  306.856586]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  306.861875]  dump_header+0x7cc/0xf72
[  306.865604]  ? pagefault_out_of_memory+0x197/0x197
[  306.870546]  ? mark_held_locks+0x130/0x130
[  306.874788]  ? __lock_acquire+0x7ec/0x4ec0
[  306.879033]  ? mem_cgroup_charge_statistics+0x780/0x780
[  306.884411]  ? print_usage_bug+0xc0/0xc0
[  306.888477]  ? print_usage_bug+0xc0/0xc0
[  306.892558]  ? graph_lock+0x170/0x170
[  306.896366]  ? graph_lock+0x170/0x170
[  306.900180]  ? print_usage_bug+0xc0/0xc0
[  306.904268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.909840]  ? find_held_lock+0x36/0x1c0
[  306.913927]  ? mark_held_locks+0xc7/0x130
[  306.918098]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.923218]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.928337]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.932936]  ? trace_hardirqs_on+0xbd/0x310
[  306.937273]  ? kasan_check_read+0x11/0x20
[  306.941434]  ? ___ratelimit+0x36f/0x655
[  306.945427]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.950904]  ? trace_hardirqs_on+0x310/0x310
[  306.955335]  ? lock_downgrade+0x900/0x900
[  306.959510]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.964637]  ? ___ratelimit+0xaa/0x655
[  306.968542]  ? idr_get_free+0xec0/0xec0
[  306.972540]  ? kasan_check_write+0x14/0x20
[  306.976800]  ? do_raw_spin_lock+0xc1/0x200
[  306.981073]  oom_kill_process.cold.27+0x10/0x903
[  306.985862]  ? graph_lock+0x170/0x170
[  306.989678]  ? _raw_spin_unlock+0x2c/0x50
[  306.993843]  ? oom_badness+0xe6/0xaa0
[  306.997666]  ? oom_evaluate_task+0x540/0x540
[  307.002097]  ? find_held_lock+0x36/0x1c0
[  307.006185]  ? out_of_memory+0x974/0x14c0
[  307.010347]  ? lock_downgrade+0x900/0x900
[  307.014511]  ? check_preemption_disabled+0x48/0x200
[  307.019556]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.025379]  ? kasan_check_read+0x11/0x20
[  307.029551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.034868]  ? rcu_bh_qs+0xc0/0xc0
[  307.038426]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.043458]  ? oom_evaluate_task+0x302/0x540
[  307.047889]  out_of_memory+0xa86/0x14c0
[  307.051890]  ? oom_killer_disable+0x3a0/0x3a0
[  307.056400]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  307.061354]  ? __mutex_add_waiter+0x2a0/0x2a0
[  307.065882]  __alloc_pages_slowpath+0x2318/0x2d80
[  307.070774]  ? warn_alloc+0x120/0x120
[  307.074611]  ? find_get_entry+0x2f2/0xc40
[  307.078774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.084331]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  307.089266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.094830]  ? should_fail+0x22d/0xd01
[  307.098748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.103862]  ? __lock_is_held+0xb5/0x140
[  307.107956]  ? __lock_is_held+0xb5/0x140
[  307.112037]  ? find_held_lock+0x36/0x1c0
[  307.116129]  ? ___might_sleep+0x1ed/0x300
[  307.120301]  ? lock_release+0x970/0x970
[  307.124292]  ? arch_local_save_flags+0x40/0x40
[  307.128900]  ? __might_sleep+0x95/0x190
[  307.132890]  __alloc_pages_nodemask+0xa80/0xde0
[  307.137585]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.142614]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.148419]  ? kasan_check_read+0x11/0x20
[  307.152584]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.157877]  ? graph_lock+0x170/0x170
[  307.161688]  ? print_usage_bug+0xc0/0xc0
[  307.165757]  ? graph_lock+0x170/0x170
[  307.169560]  ? graph_lock+0x170/0x170
[  307.173376]  ? __do_page_cache_readahead+0x7ce/0x980
[  307.178494]  ? find_held_lock+0x36/0x1c0
[  307.182574]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.188124]  alloc_pages_current+0x10c/0x210
[  307.192536]  ? lock_downgrade+0x900/0x900
[  307.196700]  __page_cache_alloc+0x38f/0x5b0
[  307.201029]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.206837]  ? kasan_check_read+0x11/0x20
[  307.210999]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.216293]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  307.220976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.226526]  ? check_preemption_disabled+0x48/0x200
[  307.231558]  filemap_fault+0x1594/0x25f0
[  307.235647]  ? __lock_page_or_retry+0xa00/0xa00
[  307.240326]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.246131]  ? kasan_check_read+0x11/0x20
[  307.250286]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.255587]  ? rcu_bh_qs+0xc0/0xc0
[  307.259148]  ? filemap_map_pages+0xdea/0x1980
[  307.263654]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.268775]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  307.274075]  ? debug_object_free+0x325/0x690
[  307.278493]  ? find_get_pages_range_tag+0x1320/0x1320
[  307.283691]  ? graph_lock+0x170/0x170
[  307.287506]  ? kasan_check_read+0x11/0x20
[  307.291662]  ? debug_object_destroy+0x2b0/0x2b0
[  307.296347]  ? lock_acquire+0x1ed/0x520
[  307.300826]  ? ext4_filemap_fault+0x7a/0xad
[  307.305164]  ? lock_release+0x970/0x970
[  307.309147]  ? arch_local_save_flags+0x40/0x40
[  307.313742]  ? futex_wait_setup+0x3e0/0x3e0
[  307.318093]  ? down_read+0xb0/0x1d0
[  307.321723]  ? ext4_filemap_fault+0x7a/0xad
[  307.326066]  ? __down_interruptible+0x700/0x700
[  307.330756]  ext4_filemap_fault+0x82/0xad
[  307.334915]  __do_fault+0x100/0x6b0
[  307.338547]  ? print_bad_pte+0x6c0/0x6c0
[  307.342620]  ? do_futex+0x249/0x26d0
[  307.346342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.351885]  ? pmd_val+0x88/0x100
[  307.355339]  ? add_mm_counter_fast+0xd0/0xd0
[  307.359751]  ? pmd_val+0x88/0x100
[  307.363206]  ? add_mm_counter_fast+0xd0/0xd0
[  307.367629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.373179]  __handle_mm_fault+0x3709/0x53e0
[  307.377595]  ? perf_trace_lock+0x14d/0x7a0
[  307.381855]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  307.386716]  ? graph_lock+0x170/0x170
[  307.390518]  ? print_usage_bug+0xc0/0xc0
[  307.394585]  ? retint_kernel+0x2d/0x2d
[  307.398483]  ? graph_lock+0x170/0x170
[  307.402285]  ? graph_lock+0x170/0x170
[  307.406118]  ? handle_mm_fault+0x42a/0xc70
[  307.410356]  ? lock_downgrade+0x900/0x900
[  307.414513]  ? check_preemption_disabled+0x48/0x200
[  307.419544]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.425354]  ? kasan_check_read+0x11/0x20
[  307.429508]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.435300]  ? rcu_bh_qs+0xc0/0xc0
[  307.438842]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.444317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.449879]  ? check_preemption_disabled+0x48/0x200
[  307.454913]  handle_mm_fault+0x54f/0xc70
[  307.458984]  ? __handle_mm_fault+0x53e0/0x53e0
[  307.463579]  ? find_vma+0x34/0x190
[  307.467133]  __do_page_fault+0x67d/0xed0
[  307.471216]  ? mm_fault_error+0x380/0x380
[  307.475368]  ? trace_hardirqs_off+0xb8/0x300
[  307.479781]  ? trace_hardirqs_on+0x310/0x310
[  307.484206]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.489580]  ? trace_hardirqs_on+0x310/0x310
[  307.494000]  do_page_fault+0xf2/0x7e0
[  307.497819]  ? vmalloc_sync_all+0x30/0x30
[  307.501977]  ? error_entry+0x70/0xd0
[  307.505695]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.510717]  ? trace_hardirqs_on_caller+0xc0/0x300
[  307.515650]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.520588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.525443]  ? trace_hardirqs_off+0x300/0x300
[  307.529941]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.535055]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.540079]  ? page_fault+0x8/0x30
[  307.543626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.548478]  ? page_fault+0x8/0x30
[  307.552024]  page_fault+0x1e/0x30
[  307.555482] RIP: 0033:0x40f9c0
[  307.558681] Code: Bad RIP value.
[  307.562046] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  307.567415] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  307.574683] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  307.581953] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  307.589222] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  307.596493] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  307.603791] warn_alloc_show_mem: 1 callbacks suppressed
[  307.603813] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  307.603815] Mem-Info:
[  307.603847] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  307.603847]  active_file:18 inactive_file:16 isolated_file:0
[  307.603847]  unevictable:0 dirty:0 writeback:0 unstable:0
[  307.603847]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  307.603847]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  307.603847]  free:13723 free_pcp:140 free_cma:0
[  307.609193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.609202] Call Trace:
[  307.616494] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  307.618911]  <IRQ>
[  307.651974] Node 0 
[  307.661357]  dump_stack+0x1c4/0x2b4
[  307.663956] 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
[  307.691799]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.693938] lowmem_reserve[]:
[  307.696188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.699791]  0
[  307.725339]  ? trace_hardirqs_off+0xb8/0x300
[  307.730514]  2817
[  307.733628]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  307.739129]  6321
[  307.740939]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  307.745305]  6321
[  307.747380]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  307.752021] Node 0 
[  307.754089]  arch_trigger_cpumask_backtrace+0x14/0x20
[  307.759274] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  307.761314]  rcu_dump_cpu_stacks+0x175/0x1c2
[  307.766553] lowmem_reserve[]: 0
[  307.768801]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.773971]  0
[  307.800713]  print_cpu_stall.cold.78+0x2d3/0x524
[  307.805098]  3503
[  307.808384]  ? rcu_dynticks_snap+0x30/0x30
[  307.813363]  3503
[  307.815177]  ? check_preemption_disabled+0x48/0x200
[  307.819914] Node 0 
[  307.821976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.826224] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  307.828264]  ? check_preemption_disabled+0x48/0x200
[  307.833250] lowmem_reserve[]: 0
[  307.835499]  ? check_preemption_disabled+0x48/0x200
[  307.841009]  0
[  307.869397]  ? rcu_test_sync_prims+0x30/0x30
[  307.874398]  0
[  307.877693]  ? __lock_is_held+0xb5/0x140
[  307.882667]  0
[  307.884487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.888867] Node 0 
[  307.890675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.894699] DMA: 1*4kB 
[  307.896514]  ? check_preemption_disabled+0x48/0x200
[  307.902020] (U) 
[  307.904265]  rcu_check_callbacks+0xfd9/0x1990
[  307.909766] 0*8kB 0*16kB 
[  307.912379]  ? rcu_cpu_stall_reset+0x220/0x220
[  307.917344] 1*32kB (U) 
[  307.919331]  ? lock_release+0x970/0x970
[  307.923793] 2*64kB (U) 
[  307.926572]  ? graph_lock+0x170/0x170
[  307.931125] 1*128kB (U) 
[  307.933714]  ? graph_lock+0x170/0x170
[  307.937663] 1*256kB 
[  307.940251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.944039] (U) 
[  307.946715]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  307.950485] 0*512kB 1*1024kB 
[  307.952827]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  307.958337] (U) 
[  307.960326]  ? graph_lock+0x170/0x170
[  307.964869] 1*2048kB (M) 
[  307.967985]  ? timekeeping_advance+0x3cc/0xc00
[  307.974192] 3*4096kB 
[  307.976171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.979942] (M) 
[  307.982702]  ? check_preemption_disabled+0x48/0x200
[  307.987252] = 15908kB
[  307.989666]  ? check_preemption_disabled+0x48/0x200
[  307.995181] Node 0 
[  307.997197]  ? trace_hardirqs_off+0xb8/0x300
[  308.002160] DMA32: 
[  308.004576]  ? __lock_is_held+0xb5/0x140
[  308.009670] 3*4kB 
[  308.011923]  ? trace_hardirqs_on+0x310/0x310
[  308.016332] (UM) 
[  308.018599]  ? check_preemption_disabled+0x48/0x200
[  308.022618] 0*8kB 3*16kB 
[  308.024795]  ? raise_softirq+0x199/0x420
[  308.029165] (M) 2*32kB 
[  308.031255]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  308.036254] (UM) 
[  308.039046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.043077] 2*64kB (M) 
[  308.045692]  ? check_preemption_disabled+0x48/0x200
[  308.050343] 3*128kB 
[  308.053210]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.058726] (M) 
[  308.061320]  ? hrtimer_run_queues+0x9a/0x400
[  308.066302] 2*256kB (M) 
[  308.068651]  ? run_local_timers+0x19b/0x230
[  308.074150] 3*512kB (M) 
[  308.076149]  ? timer_clear_idle+0x90/0x90
[  308.080535] 4*1024kB (UM) 
[  308.083229]  ? debug_smp_processor_id+0x1c/0x20
[  308.087522] 3*2048kB (UM) 
[  308.090213]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  308.094317] 3*4096kB (M) 
[  308.097182]  ? account_process_tick+0x282/0x350
[  308.101817] = 25212kB
[  308.101825] Node 0 
[  308.104700]  update_process_times+0x2d/0x70
[  308.110634] Normal: 1019*4kB 
[  308.113411]  tick_sched_handle+0x9f/0x180
[  308.118051] (MEH) 
[  308.120474]  tick_sched_timer+0x45/0x130
[  308.122673] 374*8kB 
[  308.127000]  __hrtimer_run_queues+0x41c/0x10d0
[  308.130080] (UMEH) 
[  308.134244]  ? tick_sched_do_timer+0x1a0/0x1a0
[  308.136360] 169*16kB 
[  308.140429]  ? hrtimer_start_range_ns+0xe00/0xe00
[  308.142722] (UMEH) 
[  308.147318]  ? pvclock_read_flags+0x160/0x160
[  308.149525] 71*32kB 
[  308.154119]  ? trace_hardirqs_on+0x310/0x310
[  308.156506] (UMH) 
[  308.161369]  ? kvm_clock_read+0x18/0x30
[  308.163577] 17*64kB 
[  308.168089]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  308.170377] (UMH) 
[  308.174791]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  308.176918] 3*128kB 
[  308.180897]  ? do_timer+0x50/0x50
[  308.183182] (H) 1*256kB 
[  308.188226]  ? trace_hardirqs_on+0x310/0x310
[  308.190350] (H) 
[  308.195727]  ? do_raw_spin_lock+0xc1/0x200
[  308.198018] 0*512kB 0*1024kB 
[  308.201550]  hrtimer_interrupt+0x313/0x780
[  308.204132] 0*2048kB 
[  308.208587]  smp_apic_timer_interrupt+0x1a1/0x760
[  308.210498] 0*4096kB 
[  308.214740]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.217821] = 13772kB
[  308.222060]  ? interrupt_entry+0xb5/0xf0
[  308.224453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.229294]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.231682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.237569]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.239959] 4154 total pagecache pages
[  308.244031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.252857] 0 pages in swap cache
[  308.257889]  ? trace_hardirqs_off+0x300/0x300
[  308.266448] Swap cache stats: add 0, delete 0, find 0/0
[  308.266459] Free swap  = 0kB
[  308.271157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.274998] Total swap = 0kB
[  308.275007] 1965979 pages RAM
[  308.279867]  apic_timer_interrupt+0xf/0x20
[  308.283305] 0 pages HighMem/MovableOnly
[  308.283314] 342744 pages reserved
[  308.287831] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  308.293159] 0 pages cma reserved
[  308.293255] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.296187] Code: 40 7e 0f 85 32 ff ff ff e8 a5 c3 3e ff e9 28 ff ff ff e8 bc 20 c3 ff 48 83 3d 5c 6f 90 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  308.301148] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.304015] RSP: 0000:ffff8801dae07450 EFLAGS: 00000282
[  308.307105] syz-fuzzer cpuset=
[  308.311329]  ORIG_RAX: ffffffffffffff13
[  308.315290] /
[  308.318735] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10032fc5149
[  308.324080]  mems_allowed=0
[  308.387448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  308.394727] RBP: ffff8801dae074c0 R08: ffff880197e28a48 R09: 0000000000000002
[  308.402010] R10: 0000000000000000 R11: ffff880197e28180 R12: ffff8801d9a04040
[  308.409292] R13: ffff8801d9a04040 R14: 0000000000000000 R15: 0000000000000282
[  308.416593]  ? apic_timer_interrupt+0xa/0x20
[  308.421042]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.425300]  __alloc_skb+0x119/0x770
[  308.429028]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.434315]  ? skb_scrub_packet+0x490/0x490
[  308.438694]  ? lock_downgrade+0x900/0x900
[  308.442858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.448400]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.453859]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.459316]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.463745]  ndisc_alloc_skb+0x144/0x340
[  308.467825]  ndisc_send_rs+0x331/0x6e0
[  308.471729]  addrconf_rs_timer+0x3c0/0x6f0
[  308.475981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.480254]  call_timer_fn+0x272/0x920
[  308.484153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.488397]  ? process_timeout+0x40/0x40
[  308.492460]  ? find_held_lock+0x36/0x1c0
[  308.496536]  ? __run_timers+0x7da/0xc70
[  308.500525]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.505027]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.509527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.513779]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.518378]  ? trace_hardirqs_on+0xbd/0x310
[  308.522709]  ? kasan_check_read+0x11/0x20
[  308.526866]  ? __run_timers+0x7da/0xc70
[  308.530850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.536316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.540561]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.544816]  __run_timers+0x7e5/0xc70
[  308.548642]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.554011]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.559206]  ? graph_lock+0x170/0x170
[  308.563013]  ? enqueue_hrtimer+0x1a5/0x560
[  308.567248]  ? lock_release+0x970/0x970
[  308.571228]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.576430]  ? find_held_lock+0x36/0x1c0
[  308.580497]  ? graph_lock+0x170/0x170
[  308.584300]  ? pvclock_read_flags+0x160/0x160
[  308.588803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.594357]  ? check_preemption_disabled+0x48/0x200
[  308.599388]  ? __lock_is_held+0xb5/0x140
[  308.603455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.608999]  ? check_preemption_disabled+0x48/0x200
[  308.614027]  run_timer_softirq+0x52/0xb0
[  308.618101]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.623122]  __do_softirq+0x30b/0xad8
[  308.626937]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.632054]  ? pvclock_read_flags+0x160/0x160
[  308.636556]  ? lapic_next_event+0x5a/0x90
[  308.640712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.646256]  ? check_preemption_disabled+0x48/0x200
[  308.651275]  ? check_preemption_disabled+0x48/0x200
[  308.656299]  ? kvm_clock_read+0x18/0x30
[  308.660274]  ? kvm_sched_clock_read+0x9/0x20
[  308.664688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.670233]  ? check_preemption_disabled+0x48/0x200
[  308.675270]  irq_exit+0x17f/0x1c0
[  308.678733]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.683575]  ? smp_reschedule_interrupt+0x109/0x650
[  308.688596]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.694483]  ? interrupt_entry+0xb5/0xf0
[  308.698551]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.703573]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.708601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.713446]  ? trace_hardirqs_off+0x300/0x300
[  308.717941]  ? trace_hardirqs_off+0x300/0x300
[  308.722441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.727986]  ? check_preemption_disabled+0x48/0x200
[  308.733007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.738570]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.743435]  apic_timer_interrupt+0xf/0x20
[  308.747670]  </IRQ>
[  308.749919] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  308.754855] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  308.773759] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  308.781477] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.788762] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  308.796033] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  308.803303] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  308.810569] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  308.817899]  skb_clone+0x1bb/0x500
[  308.821445]  ? finish_task_switch+0x2f5/0x900
[  308.825941]  ? skb_split+0x11e0/0x11e0
[  308.829837]  ? preempt_notifier_register+0x200/0x200
[  308.834944]  ? __switch_to_asm+0x34/0x70
[  308.839005]  ? __switch_to_asm+0x34/0x70
[  308.843062]  ? __switch_to_asm+0x40/0x70
[  308.847145]  ? __switch_to_asm+0x34/0x70
[  308.851204]  ? __switch_to_asm+0x40/0x70
[  308.855262]  ? __switch_to_asm+0x34/0x70
[  308.859323]  ? __switch_to_asm+0x40/0x70
[  308.863390]  ? __switch_to_asm+0x34/0x70
[  308.867466]  ? __switch_to_asm+0x34/0x70
[  308.871525]  ? __switch_to_asm+0x40/0x70
[  308.875590]  ? __switch_to_asm+0x34/0x70
[  308.879667]  bpf_clone_redirect+0xb9/0x490
[  308.883907]  ? __schedule+0x874/0x1ed0
[  308.887802]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  308.892838]  ? __sched_text_start+0x8/0x8
[  308.896998]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.901770]  ? find_held_lock+0x36/0x1c0
[  308.905846]  ? lock_acquire+0x1ed/0x520
[  308.909830]  ? bpf_test_run+0x32e/0x5a0
[  308.913820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.919371]  ? check_preemption_disabled+0x48/0x200
[  308.924420]  ? kasan_check_read+0x11/0x20
[  308.928580]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.933861]  ? rcu_bh_qs+0xc0/0xc0
[  308.937412]  ? preempt_schedule+0x4d/0x60
[  308.941565]  ? ___preempt_schedule+0x16/0x18
[  308.945987]  ? bpf_test_run+0x1c0/0x5a0
[  308.949975]  ? netlink_diag_dump+0x2a0/0x2a0
[  308.954395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.959933]  ? bpf_test_init.isra.9+0x70/0x100
[  308.964524]  ? bpf_prog_test_run_skb+0x634/0xb40
[  308.969292]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.974138]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.979673]  ? fput+0x130/0x1a0
[  308.982957]  ? __bpf_prog_get+0x9b/0x290
[  308.987025]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.991870]  ? bpf_prog_test_run+0x130/0x1a0
[  308.996285]  ? __x64_sys_bpf+0x3d8/0x510
[  309.000347]  ? bpf_prog_get+0x20/0x20
[  309.004161]  ? ksys_ioctl+0x81/0xd0
[  309.007804]  ? do_syscall_64+0x1b9/0x820
[  309.011879]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.017247]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.022181]  ? trace_hardirqs_off+0x300/0x300
[  309.026681]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.031703]  ? recalc_sigpending_tsk+0x180/0x180
[  309.036550]  ? kasan_check_write+0x14/0x20
[  309.040797]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.045665]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.051070] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  309.051586] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.058016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.058022] Call Trace:
[  309.058028]  <IRQ>
[  309.058050]  dump_stack+0x1c4/0x2b4
[  309.058067]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.064616] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.073931]  warn_alloc.cold.118+0xb7/0x1bd
[  309.076487] syz-executor7 cpuset=
[  309.078634]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.082242] syz7
[  309.087445]  ? lock_downgrade+0x900/0x900
[  309.097919]  mems_allowed=0
[  309.102248]  ? trace_hardirqs_off+0xb8/0x300
[  309.123993]  ? trace_hardirqs_off+0xb8/0x300
[  309.128442]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.133325]  ? warn_alloc+0x120/0x120
[  309.137132]  ? trace_hardirqs_on+0x310/0x310
[  309.141545]  ? warn_alloc+0x120/0x120
[  309.145356]  ? print_usage_bug+0xc0/0xc0
[  309.149426]  ? warn_alloc+0x120/0x120
[  309.153228]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  309.158245]  ? print_usage_bug+0xc0/0xc0
[  309.162311]  ? __lock_acquire+0x7ec/0x4ec0
[  309.166550]  ? __lock_acquire+0x7ec/0x4ec0
[  309.170798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.176351]  ? should_fail+0x22d/0xd01
[  309.180245]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.185355]  ? __lock_acquire+0x7ec/0x4ec0
[  309.189606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.194708]  ? __lock_acquire+0x7ec/0x4ec0
[  309.198948]  ? should_fail+0x22d/0xd01
[  309.202843]  ? print_usage_bug+0xc0/0xc0
[  309.206914]  ? mark_held_locks+0x130/0x130
[  309.211158]  ? mark_held_locks+0x130/0x130
[  309.215405]  ? graph_lock+0x170/0x170
[  309.219208]  ? print_usage_bug+0xc0/0xc0
[  309.223273]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  309.228032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.233578]  ? check_preemption_disabled+0x48/0x200
[  309.238605]  ? check_preemption_disabled+0x48/0x200
[  309.243642]  ? __lock_is_held+0xb5/0x140
[  309.247716]  __alloc_pages_nodemask+0xa80/0xde0
[  309.252391]  ? graph_lock+0x170/0x170
[  309.256196]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.261208]  ? graph_lock+0x170/0x170
[  309.265019]  ? find_held_lock+0x36/0x1c0
[  309.269099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.273774]  ? lock_downgrade+0x900/0x900
[  309.277944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.283494]  cache_grow_begin+0x91/0x8c0
[  309.287562]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.291986]  fallback_alloc+0x203/0x2e0
[  309.295979]  ____cache_alloc_node+0x1c7/0x1e0
[  309.300744]  kmem_cache_alloc_node+0xe3/0x730
[  309.305246]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.309493]  __alloc_skb+0x119/0x770
[  309.313211]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.318516]  ? skb_scrub_packet+0x490/0x490
[  309.322855]  ? lock_downgrade+0x900/0x900
[  309.327024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.332574]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.338054]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.343515]  ? addrconf_rs_timer+0x6f0/0x6f0
[  309.347948]  ndisc_alloc_skb+0x144/0x340
[  309.352021]  ndisc_send_rs+0x331/0x6e0
[  309.355917]  addrconf_rs_timer+0x3c0/0x6f0
[  309.360159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.364415]  call_timer_fn+0x272/0x920
[  309.368306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.372547]  ? process_timeout+0x40/0x40
[  309.376614]  ? find_held_lock+0x36/0x1c0
[  309.380690]  ? mark_held_locks+0xc7/0x130
[  309.384846]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.389346]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.393842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.398079]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  309.402667]  ? trace_hardirqs_on+0xbd/0x310
[  309.406996]  ? kasan_check_read+0x11/0x20
[  309.411151]  ? __run_timers+0x7da/0xc70
[  309.415131]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.420595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.424845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.429088]  __run_timers+0x7e5/0xc70
[  309.433413]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.438794]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.443846]  ? graph_lock+0x170/0x170
[  309.447662]  ? print_usage_bug+0xc0/0xc0
[  309.451736]  ? lock_release+0x970/0x970
[  309.455732]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.460957]  ? find_held_lock+0x36/0x1c0
[  309.465033]  ? graph_lock+0x170/0x170
[  309.468855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.474403]  ? check_preemption_disabled+0x48/0x200
[  309.479440]  ? __lock_is_held+0xb5/0x140
[  309.483521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.489081]  ? check_preemption_disabled+0x48/0x200
[  309.494122]  run_timer_softirq+0x52/0xb0
[  309.498189]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.503220]  __do_softirq+0x30b/0xad8
[  309.507038]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.512156]  ? pvclock_read_flags+0x160/0x160
[  309.516667]  ? lapic_next_event+0x5a/0x90
[  309.520836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.526387]  ? check_preemption_disabled+0x48/0x200
[  309.531413]  ? check_preemption_disabled+0x48/0x200
[  309.536443]  ? kvm_clock_read+0x18/0x30
[  309.540425]  ? kvm_sched_clock_read+0x9/0x20
[  309.544847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.550391]  ? check_preemption_disabled+0x48/0x200
[  309.555427]  irq_exit+0x17f/0x1c0
[  309.558890]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.563736]  ? smp_reschedule_interrupt+0x109/0x650
[  309.568755]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.574640]  ? interrupt_entry+0xb5/0xf0
[  309.578707]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.583725]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.588751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.593768]  ? trace_hardirqs_off+0x300/0x300
[  309.598263]  ? trace_hardirqs_off+0x300/0x300
[  309.602762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.608304]  ? check_preemption_disabled+0x48/0x200
[  309.613319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.618872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.623729]  apic_timer_interrupt+0xf/0x20
[  309.627957]  </IRQ>
[  309.630199] RIP: 0010:console_unlock+0x1017/0x11a0
[  309.635131] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  309.654055] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  309.661793] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  309.669093] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  309.676369] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  309.683638] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  309.690908] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  309.698197]  ? netconsole_netdev_event+0x280/0x280
[  309.703139]  ? console_unlock+0x100e/0x11a0
[  309.707488]  ? devkmsg_read+0xbb0/0xbb0
[  309.711474]  ? vprintk_emit+0x7f7/0x930
[  309.715469]  ? lock_release+0x970/0x970
[  309.719457]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.724913]  ? vprintk_default+0x28/0x30
[  309.728982]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.734439]  ? kasan_check_write+0x14/0x20
[  309.738685]  ? do_raw_spin_lock+0xc1/0x200
[  309.742931]  vprintk_emit+0x33d/0x930
[  309.746740]  ? wake_up_klogd+0x180/0x180
[  309.750803]  ? lockdep_hardirqs_on+0x421/0x5c0
[  309.755400]  ? retint_kernel+0x2d/0x2d
[  309.759299]  ? find_held_lock+0x36/0x1c0
[  309.763371]  ? mark_held_locks+0xc7/0x130
[  309.767522]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.772021]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.776531]  vprintk_default+0x28/0x30
[  309.780424]  vprintk_func+0x7e/0x181
[  309.784151]  printk+0xa7/0xcf
[  309.787264]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  309.792025]  ? _raw_spin_unlock_irq+0x60/0x80
[  309.796538]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  309.801840]  dump_header+0x7cc/0xf72
[  309.805576]  ? pagefault_out_of_memory+0x197/0x197
[  309.810513]  ? mark_held_locks+0x130/0x130
[  309.814753]  ? __lock_acquire+0x7ec/0x4ec0
[  309.818996]  ? mem_cgroup_charge_statistics+0x780/0x780
[  309.824376]  ? print_usage_bug+0xc0/0xc0
[  309.828439]  ? print_usage_bug+0xc0/0xc0
[  309.832512]  ? graph_lock+0x170/0x170
[  309.836313]  ? graph_lock+0x170/0x170
[  309.840113]  ? print_usage_bug+0xc0/0xc0
[  309.844185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.849729]  ? find_held_lock+0x36/0x1c0
[  309.853800]  ? mark_held_locks+0xc7/0x130
[  309.857964]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.863066]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.868172]  ? lockdep_hardirqs_on+0x421/0x5c0
[  309.872759]  ? trace_hardirqs_on+0xbd/0x310
[  309.877084]  ? kasan_check_read+0x11/0x20
[  309.881235]  ? ___ratelimit+0x36f/0x655
[  309.885211]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.890668]  ? trace_hardirqs_on+0x310/0x310
[  309.895076]  ? lock_downgrade+0x900/0x900
[  309.899239]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.904344]  ? ___ratelimit+0xaa/0x655
[  309.908235]  ? idr_get_free+0xec0/0xec0
[  309.912226]  ? kasan_check_write+0x14/0x20
[  309.916472]  ? do_raw_spin_lock+0xc1/0x200
[  309.920721]  oom_kill_process.cold.27+0x10/0x903
[  309.925479]  ? graph_lock+0x170/0x170
[  309.929281]  ? _raw_spin_unlock+0x2c/0x50
[  309.933431]  ? oom_badness+0xe6/0xaa0
[  309.937242]  ? oom_evaluate_task+0x540/0x540
[  309.941655]  ? find_held_lock+0x36/0x1c0
[  309.945726]  ? out_of_memory+0x974/0x14c0
[  309.949879]  ? lock_downgrade+0x900/0x900
[  309.954033]  ? check_preemption_disabled+0x48/0x200
[  309.959061]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.964864]  ? kasan_check_read+0x11/0x20
[  309.969014]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.974294]  ? rcu_bh_qs+0xc0/0xc0
[  309.977849]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.982865]  ? oom_evaluate_task+0x302/0x540
[  309.987281]  out_of_memory+0xa86/0x14c0
[  309.991269]  ? oom_killer_disable+0x3a0/0x3a0
[  309.995768]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  310.000707]  ? __mutex_add_waiter+0x2a0/0x2a0
[  310.005217]  __alloc_pages_slowpath+0x2318/0x2d80
[  310.010095]  ? warn_alloc+0x120/0x120
[  310.013915]  ? find_get_entry+0x2f2/0xc40
[  310.018082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.023626]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  310.028555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.034101]  ? should_fail+0x22d/0xd01
[  310.037998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.043107]  ? __lock_is_held+0xb5/0x140
[  310.047202]  ? __lock_is_held+0xb5/0x140
[  310.051276]  ? find_held_lock+0x36/0x1c0
[  310.055345]  ? ___might_sleep+0x1ed/0x300
[  310.059496]  ? lock_release+0x970/0x970
[  310.063489]  ? arch_local_save_flags+0x40/0x40
[  310.068087]  ? __might_sleep+0x95/0x190
[  310.072082]  __alloc_pages_nodemask+0xa80/0xde0
[  310.076764]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.081787]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.087603]  ? kasan_check_read+0x11/0x20
[  310.091757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.097040]  ? graph_lock+0x170/0x170
[  310.100847]  ? print_usage_bug+0xc0/0xc0
[  310.104922]  ? graph_lock+0x170/0x170
[  310.108729]  ? graph_lock+0x170/0x170
[  310.112536]  ? __do_page_cache_readahead+0x7ce/0x980
[  310.117672]  ? find_held_lock+0x36/0x1c0
[  310.121760]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  310.127316]  alloc_pages_current+0x10c/0x210
[  310.131731]  ? lock_downgrade+0x900/0x900
[  310.135889]  __page_cache_alloc+0x38f/0x5b0
[  310.140216]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.146017]  ? kasan_check_read+0x11/0x20
[  310.150174]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.155458]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  310.160148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.165703]  ? check_preemption_disabled+0x48/0x200
[  310.170734]  filemap_fault+0x1594/0x25f0
[  310.174820]  ? __lock_page_or_retry+0xa00/0xa00
[  310.179496]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.185294]  ? kasan_check_read+0x11/0x20
[  310.189450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.194732]  ? rcu_bh_qs+0xc0/0xc0
[  310.198289]  ? filemap_map_pages+0xdea/0x1980
[  310.202798]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  310.207920]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  310.213195]  ? debug_object_free+0x325/0x690
[  310.217613]  ? find_get_pages_range_tag+0x1320/0x1320
[  310.222824]  ? graph_lock+0x170/0x170
[  310.226729]  ? kasan_check_read+0x11/0x20
[  310.230883]  ? debug_object_destroy+0x2b0/0x2b0
[  310.235564]  ? lock_acquire+0x1ed/0x520
[  310.239553]  ? ext4_filemap_fault+0x7a/0xad
[  310.243887]  ? lock_release+0x970/0x970
[  310.247866]  ? arch_local_save_flags+0x40/0x40
[  310.252454]  ? futex_wait_setup+0x3e0/0x3e0
[  310.256788]  ? down_read+0xb0/0x1d0
[  310.260424]  ? ext4_filemap_fault+0x7a/0xad
[  310.264757]  ? __down_interruptible+0x700/0x700
[  310.269450]  ext4_filemap_fault+0x82/0xad
[  310.273619]  __do_fault+0x100/0x6b0
[  310.277256]  ? print_bad_pte+0x6c0/0x6c0
[  310.281324]  ? do_futex+0x249/0x26d0
[  310.285038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.290590]  ? pmd_val+0x88/0x100
[  310.294049]  ? add_mm_counter_fast+0xd0/0xd0
[  310.298472]  ? pmd_val+0x88/0x100
[  310.301943]  ? add_mm_counter_fast+0xd0/0xd0
[  310.306370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.311920]  __handle_mm_fault+0x3709/0x53e0
[  310.316334]  ? perf_trace_lock+0x14d/0x7a0
[  310.320583]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  310.325431]  ? graph_lock+0x170/0x170
[  310.329239]  ? print_usage_bug+0xc0/0xc0
[  310.333301]  ? retint_kernel+0x2d/0x2d
[  310.337200]  ? graph_lock+0x170/0x170
[  310.341008]  ? graph_lock+0x170/0x170
[  310.344840]  ? handle_mm_fault+0x42a/0xc70
[  310.349079]  ? lock_downgrade+0x900/0x900
[  310.353236]  ? check_preemption_disabled+0x48/0x200
[  310.358273]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.364080]  ? kasan_check_read+0x11/0x20
[  310.368237]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.373537]  ? rcu_bh_qs+0xc0/0xc0
[  310.377091]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.382556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.388126]  ? check_preemption_disabled+0x48/0x200
[  310.393160]  handle_mm_fault+0x54f/0xc70
[  310.397247]  ? __handle_mm_fault+0x53e0/0x53e0
[  310.401855]  ? find_vma+0x34/0x190
[  310.405412]  __do_page_fault+0x67d/0xed0
[  310.409484]  ? mm_fault_error+0x380/0x380
[  310.413634]  ? trace_hardirqs_off+0xb8/0x300
[  310.418041]  ? trace_hardirqs_on+0x310/0x310
[  310.422453]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.427829]  ? trace_hardirqs_on+0x310/0x310
[  310.432248]  do_page_fault+0xf2/0x7e0
[  310.436055]  ? vmalloc_sync_all+0x30/0x30
[  310.440307]  ? error_entry+0x70/0xd0
[  310.444023]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.449039]  ? trace_hardirqs_on_caller+0xc0/0x300
[  310.453969]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.458903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.463747]  ? trace_hardirqs_off+0x300/0x300
[  310.468242]  ? trace_hardirqs_off_caller+0x300/0x300
[  310.473350]  ? prepare_exit_to_usermode+0x291/0x3b0
[  310.478371]  ? page_fault+0x8/0x30
[  310.481918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.486764]  ? page_fault+0x8/0x30
[  310.490308]  page_fault+0x1e/0x30
[  310.493765] RIP: 0033:0x40f9c0
[  310.496969] Code: Bad RIP value.
[  310.500331] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  310.505697] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  310.512967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  310.520233] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  310.527504] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  310.534857] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  310.542155] Mem-Info:
[  310.542170] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  310.542182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.544602] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  310.544602]  active_file:18 inactive_file:16 isolated_file:0
[  310.544602]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.544602]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  310.544602]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  310.544602]  free:13723 free_pcp:140 free_cma:0
[  310.551853] Call Trace:
[  310.561243] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.594275]  <IRQ>
[  310.596881] Node 0 
[  310.624735]  dump_stack+0x1c4/0x2b4
[  310.626884] 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
[  310.629099]  ? dump_stack_print_info.cold.2+0x52/0x52
[  310.632692] lowmem_reserve[]: 0
[  310.658214]  warn_alloc.cold.118+0xb7/0x1bd
[  310.663371]  2817 6321
[  310.666663]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.670948]  6321
[  310.673455]  ? lock_downgrade+0x900/0x900
[  310.678274] Node 0 
[  310.680339]  ? trace_hardirqs_off+0xb8/0x300
[  310.684484] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  310.686699]  ? trace_hardirqs_off+0xb8/0x300
[  310.691087] lowmem_reserve[]: 0
[  310.717855]  __alloc_pages_slowpath+0x2667/0x2d80
[  310.722266]  0
[  310.725592]  ? warn_alloc+0x120/0x120
[  310.730394]  3503
[  310.732208]  ? warn_alloc+0x120/0x120
[  310.735980]  3503
[  310.738063]  ? print_usage_bug+0xc0/0xc0
[  310.743913]  ? warn_alloc+0x120/0x120
[  310.747939] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  310.751764]  ? print_usage_bug+0xc0/0xc0
[  310.780715] lowmem_reserve[]: 0 0 0
[  310.784819]  ? __lock_acquire+0x7ec/0x4ec0
[  310.784834]  ? __lock_acquire+0x7ec/0x4ec0
[  310.788432]  0
[  310.792677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.796881] Node 0 
[  310.798683]  ? should_fail+0x22d/0xd01
[  310.804191] DMA: 
[  310.806427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.810286] 1*4kB 
[  310.812347]  ? __lock_acquire+0x7ec/0x4ec0
[  310.817422] (U) 
[  310.819566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.823772] 0*8kB 0*16kB 
[  310.825749]  ? __lock_acquire+0x7ec/0x4ec0
[  310.830837] 1*32kB 
[  310.833584]  ? should_fail+0x22d/0xd01
[  310.833609]  ? mark_held_locks+0x130/0x130
[  310.837821] (U) 
[  310.840059]  ? mark_held_locks+0x130/0x130
[  310.843919] 2*64kB 
[  310.848144]  ? graph_lock+0x170/0x170
[  310.850094] (U) 
[  310.854322]  ? graph_lock+0x170/0x170
[  310.856533] 1*128kB 
[  310.860324]  ? graph_lock+0x170/0x170
[  310.862275] (U) 
[  310.866067]  ? print_usage_bug+0xc0/0xc0
[  310.868370] 1*256kB 
[  310.872169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.874115] (U) 
[  310.878174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.880477] 0*512kB 
[  310.886016]  ? check_preemption_disabled+0x48/0x200
[  310.887967] 1*1024kB 
[  310.893512]  ? check_preemption_disabled+0x48/0x200
[  310.895802] (U) 
[  310.900835]  ? __lock_is_held+0xb5/0x140
[  310.903213] 1*2048kB 
[  310.908229]  __alloc_pages_nodemask+0xa80/0xde0
[  310.910525] (M) 
[  310.914586]  ? graph_lock+0x170/0x170
[  310.916973] 3*4096kB 
[  310.921633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.923584] (M) 
[  310.927380]  ? graph_lock+0x170/0x170
[  310.929768] = 15908kB
[  310.934780]  ? find_held_lock+0x36/0x1c0
[  310.936725] Node 0 
[  310.940523]  ? ____cache_alloc_node+0x1c7/0x1e0
[  310.942901] DMA32: 
[  310.946953]  ? lock_downgrade+0x900/0x900
[  310.949164] 3*4kB 
[  310.953838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.956052] (UM) 
[  310.960201]  cache_grow_begin+0x91/0x8c0
[  310.962321] 0*8kB 
[  310.967852]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.969890] 3*16kB 
[  310.973953]  fallback_alloc+0x203/0x2e0
[  310.976081] (M) 
[  310.980487]  ____cache_alloc_node+0x1c7/0x1e0
[  310.982692] 2*32kB (UM) 
[  310.986722]  kmem_cache_alloc_node+0xe3/0x730
[  310.988671] 2*64kB 
[  310.993165]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.995817] (M) 
[  311.000318]  __alloc_skb+0x119/0x770
[  311.002522] 3*128kB (M) 
[  311.006766]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.008712] 2*256kB 
[  311.012422]  ? skb_scrub_packet+0x490/0x490
[  311.015065] (M) 
[  311.020343]  ? lock_downgrade+0x900/0x900
[  311.022641] 3*512kB 
[  311.026962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.028907] (M) 
[  311.033051]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.035350] 4*1024kB 
[  311.040880]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.042836] (UM) 
[  311.048285]  ? addrconf_rs_timer+0x6f0/0x6f0
[  311.050672] 3*2048kB 
[  311.056128]  ndisc_alloc_skb+0x144/0x340
[  311.058160] (UM) 
[  311.062568]  ndisc_send_rs+0x331/0x6e0
[  311.064956] 3*4096kB 
[  311.069019]  addrconf_rs_timer+0x3c0/0x6f0
[  311.071055] (M) 
[  311.074946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.077330] = 25212kB
[  311.081568]  call_timer_fn+0x272/0x920
[  311.083512] Node 0 
[  311.087743]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.090127] Normal: 
[  311.094011]  ? process_timeout+0x40/0x40
[  311.096220] 1019*4kB 
[  311.100453]  ? find_held_lock+0x36/0x1c0
[  311.102753] (MEH) 
[  311.106841]  ? __run_timers+0x7da/0xc70
[  311.109222] 374*8kB 
[  311.113284]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.115407] (UMEH) 
[  311.119387]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.121686] 169*16kB 
[  311.126180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.128386] (UMEH) 
[  311.132887]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  311.135274] 71*32kB (UMH) 
[  311.139518]  ? trace_hardirqs_on+0xbd/0x310
[  311.141729] 17*64kB 
[  311.146312]  ? kasan_check_read+0x11/0x20
[  311.149121] (UMH) 
[  311.153439]  ? __run_timers+0x7da/0xc70
[  311.155737] 3*128kB 
[  311.159886]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.162005] (H) 
[  311.165978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.168273] 1*256kB 
[  311.173722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.175672] (H) 
[  311.179904]  __run_timers+0x7e5/0xc70
[  311.182199] 0*512kB 
[  311.186444]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.188386] 0*1024kB 
[  311.192183]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.194482] 0*2048kB 
[  311.199857]  ? graph_lock+0x170/0x170
[  311.202236] 0*4096kB 
[  311.207247]  ? enqueue_hrtimer+0x1a5/0x560
[  311.209634] = 13772kB
[  311.213426]  ? lock_release+0x970/0x970
[  311.215825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  311.220045]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.222432] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  311.222441] 4154 total pagecache pages
[  311.226414]  ? find_held_lock+0x36/0x1c0
[  311.235233] 0 pages in swap cache
[  311.240408]  ? graph_lock+0x170/0x170
[  311.248962] Swap cache stats: add 0, delete 0, find 0/0
[  311.252849]  ? pvclock_read_flags+0x160/0x160
[  311.256887] Free swap  = 0kB
[  311.260338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.264110] Total swap = 0kB
[  311.269468]  ? check_preemption_disabled+0x48/0x200
[  311.273933] 1965979 pages RAM
[  311.276955]  ? __lock_is_held+0xb5/0x140
[  311.282458] 0 pages HighMem/MovableOnly
[  311.285467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.290460] 342744 pages reserved
[  311.293574]  ? check_preemption_disabled+0x48/0x200
[  311.297611] 0 pages cma reserved
[  311.302064]  run_timer_softirq+0x52/0xb0
[  311.307680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.311040]  ? rcu_read_lock_sched_held+0x108/0x120
[  311.316099] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.319389]  __do_softirq+0x30b/0xad8
[  311.323425] syz-fuzzer cpuset=
[  311.329920]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.334908] /
[  311.345131]  ? pvclock_read_flags+0x160/0x160
[  311.348916]  mems_allowed=0
[  311.352105]  ? lapic_next_event+0x5a/0x90
[  311.370428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.375974]  ? check_preemption_disabled+0x48/0x200
[  311.380993]  ? check_preemption_disabled+0x48/0x200
[  311.386032]  ? kvm_clock_read+0x18/0x30
[  311.390009]  ? kvm_sched_clock_read+0x9/0x20
[  311.394423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.399966]  ? check_preemption_disabled+0x48/0x200
[  311.404998]  irq_exit+0x17f/0x1c0
[  311.408457]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.413299]  ? smp_reschedule_interrupt+0x109/0x650
[  311.418322]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.424207]  ? interrupt_entry+0xb5/0xf0
[  311.428272]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.433537]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.438566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.443402]  ? trace_hardirqs_off+0x300/0x300
[  311.447891]  ? trace_hardirqs_off+0x300/0x300
[  311.452392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.458132]  ? check_preemption_disabled+0x48/0x200
[  311.463148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.468698]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.473554]  apic_timer_interrupt+0xf/0x20
[  311.477787]  </IRQ>
[  311.480042] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  311.484980] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  311.503880] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  311.511594] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  311.518861] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  311.526126] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  311.533393] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  311.540662] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  311.547984]  skb_clone+0x1bb/0x500
[  311.551530]  ? finish_task_switch+0x2f5/0x900
[  311.556032]  ? skb_split+0x11e0/0x11e0
[  311.559922]  ? preempt_notifier_register+0x200/0x200
[  311.565025]  ? __switch_to_asm+0x34/0x70
[  311.569092]  ? __switch_to_asm+0x34/0x70
[  311.573153]  ? __switch_to_asm+0x40/0x70
[  311.577217]  ? __switch_to_asm+0x34/0x70
[  311.581275]  ? __switch_to_asm+0x40/0x70
[  311.585334]  ? __switch_to_asm+0x34/0x70
[  311.589391]  ? __switch_to_asm+0x40/0x70
[  311.593452]  ? __switch_to_asm+0x34/0x70
[  311.597515]  ? __switch_to_asm+0x34/0x70
[  311.601577]  ? __switch_to_asm+0x40/0x70
[  311.605661]  ? __switch_to_asm+0x34/0x70
[  311.609749]  bpf_clone_redirect+0xb9/0x490
[  311.613990]  ? __schedule+0x874/0x1ed0
[  311.617889]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  311.622917]  ? __sched_text_start+0x8/0x8
[  311.627080]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.631862]  ? find_held_lock+0x36/0x1c0
[  311.635938]  ? lock_acquire+0x1ed/0x520
[  311.639917]  ? bpf_test_run+0x32e/0x5a0
[  311.643898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.649444]  ? check_preemption_disabled+0x48/0x200
[  311.654479]  ? kasan_check_read+0x11/0x20
[  311.658630]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.663909]  ? rcu_bh_qs+0xc0/0xc0
[  311.667456]  ? preempt_schedule+0x4d/0x60
[  311.671610]  ? ___preempt_schedule+0x16/0x18
[  311.676029]  ? bpf_test_run+0x1c0/0x5a0
[  311.680014]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.684428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.689970]  ? bpf_test_init.isra.9+0x70/0x100
[  311.694562]  ? bpf_prog_test_run_skb+0x634/0xb40
[  311.699331]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.704174]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.709708]  ? fput+0x130/0x1a0
[  311.712990]  ? __bpf_prog_get+0x9b/0x290
[  311.717055]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.721906]  ? bpf_prog_test_run+0x130/0x1a0
[  311.726321]  ? __x64_sys_bpf+0x3d8/0x510
[  311.730383]  ? bpf_prog_get+0x20/0x20
[  311.734197]  ? ksys_ioctl+0x81/0xd0
[  311.737848]  ? do_syscall_64+0x1b9/0x820
[  311.741912]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.747277]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.752210]  ? trace_hardirqs_off+0x300/0x300
[  311.756706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.761724]  ? recalc_sigpending_tsk+0x180/0x180
[  311.766482]  ? kasan_check_write+0x14/0x20
[  311.770723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.775575]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.780973] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  311.781062] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.787904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.787909] Call Trace:
[  311.787917]  <IRQ>
[  311.787934]  dump_stack+0x1c4/0x2b4
[  311.787951]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.794502] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.803788]  warn_alloc.cold.118+0xb7/0x1bd
[  311.806338] syz-executor7 cpuset=
[  311.808484]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.812089] syz7
[  311.817275]  ? lock_downgrade+0x900/0x900
[  311.827738]  mems_allowed=0
[  311.832053]  ? trace_hardirqs_off+0xb8/0x300
[  311.853720]  ? trace_hardirqs_off+0xb8/0x300
[  311.858139]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.863016]  ? warn_alloc+0x120/0x120
[  311.866835]  ? warn_alloc+0x120/0x120
[  311.870640]  ? print_usage_bug+0xc0/0xc0
[  311.874706]  ? warn_alloc+0x120/0x120
[  311.878506]  ? print_usage_bug+0xc0/0xc0
[  311.882576]  ? __lock_acquire+0x7ec/0x4ec0
[  311.886835]  ? __lock_acquire+0x7ec/0x4ec0
[  311.891084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.896623]  ? should_fail+0x22d/0xd01
[  311.900515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.905618]  ? __lock_acquire+0x7ec/0x4ec0
[  311.909859]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.914964]  ? __lock_acquire+0x7ec/0x4ec0
[  311.919196]  ? should_fail+0x22d/0xd01
[  311.923097]  ? mark_held_locks+0x130/0x130
[  311.927338]  ? mark_held_locks+0x130/0x130
[  311.931578]  ? graph_lock+0x170/0x170
[  311.935383]  ? graph_lock+0x170/0x170
[  311.939186]  ? graph_lock+0x170/0x170
[  311.943081]  ? print_usage_bug+0xc0/0xc0
[  311.947146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.952687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.958228]  ? check_preemption_disabled+0x48/0x200
[  311.963246]  ? check_preemption_disabled+0x48/0x200
[  311.968272]  ? __lock_is_held+0xb5/0x140
[  311.972344]  __alloc_pages_nodemask+0xa80/0xde0
[  311.977030]  ? graph_lock+0x170/0x170
[  311.980857]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.985883]  ? graph_lock+0x170/0x170
[  311.989702]  ? find_held_lock+0x36/0x1c0
[  311.993821]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.998499]  ? lock_downgrade+0x900/0x900
[  312.002665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.008232]  cache_grow_begin+0x91/0x8c0
[  312.012309]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.016732]  fallback_alloc+0x203/0x2e0
[  312.020715]  ____cache_alloc_node+0x1c7/0x1e0
[  312.025216]  kmem_cache_alloc_node+0xe3/0x730
[  312.029720]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.033973]  __alloc_skb+0x119/0x770
[  312.037693]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.042974]  ? skb_scrub_packet+0x490/0x490
[  312.047296]  ? lock_downgrade+0x900/0x900
[  312.051460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.057001]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.062463]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.067922]  ? addrconf_rs_timer+0x6f0/0x6f0
[  312.072349]  ndisc_alloc_skb+0x144/0x340
[  312.076422]  ndisc_send_rs+0x331/0x6e0
[  312.080318]  addrconf_rs_timer+0x3c0/0x6f0
[  312.084560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.088828]  call_timer_fn+0x272/0x920
[  312.092718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.096980]  ? process_timeout+0x40/0x40
[  312.101045]  ? find_held_lock+0x36/0x1c0
[  312.105118]  ? mark_held_locks+0xc7/0x130
[  312.109270]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.113770]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.118263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.122497]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  312.127084]  ? trace_hardirqs_on+0xbd/0x310
[  312.131410]  ? kasan_check_read+0x11/0x20
[  312.135561]  ? __run_timers+0x7da/0xc70
[  312.139548]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.145016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.149262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.153504]  __run_timers+0x7e5/0xc70
[  312.157322]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  312.162691]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.167712]  ? graph_lock+0x170/0x170
[  312.172071]  ? print_usage_bug+0xc0/0xc0
[  312.176130]  ? lock_release+0x970/0x970
[  312.180104]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.185302]  ? find_held_lock+0x36/0x1c0
[  312.189369]  ? graph_lock+0x170/0x170
[  312.193175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.198722]  ? check_preemption_disabled+0x48/0x200
[  312.203752]  ? __lock_is_held+0xb5/0x140
[  312.207826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.213366]  ? check_preemption_disabled+0x48/0x200
[  312.218392]  run_timer_softirq+0x52/0xb0
[  312.222458]  ? rcu_read_lock_sched_held+0x108/0x120
[  312.227478]  __do_softirq+0x30b/0xad8
[  312.231294]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  312.236417]  ? pvclock_read_flags+0x160/0x160
[  312.240911]  ? lapic_next_event+0x5a/0x90
[  312.245064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.250608]  ? check_preemption_disabled+0x48/0x200
[  312.255623]  ? check_preemption_disabled+0x48/0x200
[  312.260649]  ? kvm_clock_read+0x18/0x30
[  312.264629]  ? kvm_sched_clock_read+0x9/0x20
[  312.269043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.274593]  ? check_preemption_disabled+0x48/0x200
[  312.279629]  irq_exit+0x17f/0x1c0
[  312.283089]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.287932]  ? smp_reschedule_interrupt+0x109/0x650
[  312.292950]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.298844]  ? interrupt_entry+0xb5/0xf0
[  312.302926]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.307946]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.312967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.317821]  ? trace_hardirqs_off+0x300/0x300
[  312.322315]  ? trace_hardirqs_off+0x300/0x300
[  312.326819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.332361]  ? check_preemption_disabled+0x48/0x200
[  312.337380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.342938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.347795]  apic_timer_interrupt+0xf/0x20
[  312.352034]  </IRQ>
[  312.354276] RIP: 0010:console_unlock+0x1017/0x11a0
[  312.359218] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  312.378132] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  312.385843] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  312.393111] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  312.400375] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  312.407645] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  312.414913] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  312.422196]  ? netconsole_netdev_event+0x280/0x280
[  312.427137]  ? console_unlock+0x100e/0x11a0
[  312.431911]  ? devkmsg_read+0xbb0/0xbb0
[  312.435886]  ? vprintk_emit+0x7f7/0x930
[  312.439910]  ? lock_release+0x970/0x970
[  312.443892]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.449344]  ? vprintk_default+0x28/0x30
[  312.453411]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.458867]  ? kasan_check_write+0x14/0x20
[  312.463109]  ? do_raw_spin_lock+0xc1/0x200
[  312.467354]  vprintk_emit+0x33d/0x930
[  312.471167]  ? wake_up_klogd+0x180/0x180
[  312.475230]  ? lockdep_hardirqs_on+0x421/0x5c0
[  312.479824]  ? retint_kernel+0x2d/0x2d
[  312.483723]  ? find_held_lock+0x36/0x1c0
[  312.487791]  ? mark_held_locks+0xc7/0x130
[  312.491953]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.496449]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.500956]  vprintk_default+0x28/0x30
[  312.504849]  vprintk_func+0x7e/0x181
[  312.508566]  printk+0xa7/0xcf
[  312.511683]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  312.516440]  ? _raw_spin_unlock_irq+0x60/0x80
[  312.520953]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  312.526242]  dump_header+0x7cc/0xf72
[  312.529968]  ? pagefault_out_of_memory+0x197/0x197
[  312.534903]  ? mark_held_locks+0x130/0x130
[  312.539144]  ? __lock_acquire+0x7ec/0x4ec0
[  312.543388]  ? mem_cgroup_charge_statistics+0x780/0x780
[  312.548753]  ? print_usage_bug+0xc0/0xc0
[  312.552837]  ? print_usage_bug+0xc0/0xc0
[  312.556910]  ? graph_lock+0x170/0x170
[  312.560707]  ? graph_lock+0x170/0x170
[  312.564508]  ? print_usage_bug+0xc0/0xc0
[  312.568585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.574133]  ? find_held_lock+0x36/0x1c0
[  312.578205]  ? mark_held_locks+0xc7/0x130
[  312.582359]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.587464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.592578]  ? lockdep_hardirqs_on+0x421/0x5c0
[  312.597164]  ? trace_hardirqs_on+0xbd/0x310
[  312.601492]  ? kasan_check_read+0x11/0x20
[  312.605640]  ? ___ratelimit+0x36f/0x655
[  312.609632]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.615082]  ? trace_hardirqs_on+0x310/0x310
[  312.619492]  ? lock_downgrade+0x900/0x900
[  312.623647]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.628753]  ? ___ratelimit+0xaa/0x655
[  312.632646]  ? idr_get_free+0xec0/0xec0
[  312.636623]  ? kasan_check_write+0x14/0x20
[  312.640858]  ? do_raw_spin_lock+0xc1/0x200
[  312.645102]  oom_kill_process.cold.27+0x10/0x903
[  312.649863]  ? graph_lock+0x170/0x170
[  312.653662]  ? _raw_spin_unlock+0x2c/0x50
[  312.657823]  ? oom_badness+0xe6/0xaa0
[  312.661631]  ? oom_evaluate_task+0x540/0x540
[  312.666047]  ? find_held_lock+0x36/0x1c0
[  312.670129]  ? out_of_memory+0x974/0x14c0
[  312.674279]  ? lock_downgrade+0x900/0x900
[  312.678432]  ? check_preemption_disabled+0x48/0x200
[  312.683456]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.689256]  ? kasan_check_read+0x11/0x20
[  312.693408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.698690]  ? rcu_bh_qs+0xc0/0xc0
[  312.702237]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.707251]  ? oom_evaluate_task+0x302/0x540
[  312.711668]  out_of_memory+0xa86/0x14c0
[  312.715655]  ? oom_killer_disable+0x3a0/0x3a0
[  312.720151]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  312.725086]  ? __mutex_add_waiter+0x2a0/0x2a0
[  312.729602]  __alloc_pages_slowpath+0x2318/0x2d80
[  312.734478]  ? warn_alloc+0x120/0x120
[  312.738295]  ? find_get_entry+0x2f2/0xc40
[  312.742455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.747996]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  312.752940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.758486]  ? should_fail+0x22d/0xd01
[  312.762386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.767491]  ? __lock_is_held+0xb5/0x140
[  312.771590]  ? __lock_is_held+0xb5/0x140
[  312.775668]  ? find_held_lock+0x36/0x1c0
[  312.779741]  ? ___might_sleep+0x1ed/0x300
[  312.783890]  ? lock_release+0x970/0x970
[  312.787867]  ? arch_local_save_flags+0x40/0x40
[  312.792462]  ? __might_sleep+0x95/0x190
[  312.796447]  __alloc_pages_nodemask+0xa80/0xde0
[  312.801127]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.806154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.812127]  ? kasan_check_read+0x11/0x20
[  312.816280]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.821562]  ? graph_lock+0x170/0x170
[  312.825372]  ? print_usage_bug+0xc0/0xc0
[  312.829435]  ? graph_lock+0x170/0x170
[  312.833237]  ? graph_lock+0x170/0x170
[  312.837036]  ? __do_page_cache_readahead+0x7ce/0x980
[  312.842148]  ? find_held_lock+0x36/0x1c0
[  312.846219]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  312.851778]  alloc_pages_current+0x10c/0x210
[  312.856201]  ? lock_downgrade+0x900/0x900
[  312.860447]  __page_cache_alloc+0x38f/0x5b0
[  312.864773]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.870584]  ? kasan_check_read+0x11/0x20
[  312.874738]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.880022]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  312.884698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.890245]  ? check_preemption_disabled+0x48/0x200
[  312.895279]  filemap_fault+0x1594/0x25f0
[  312.899361]  ? __lock_page_or_retry+0xa00/0xa00
[  312.904032]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.909838]  ? kasan_check_read+0x11/0x20
[  312.913991]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.919274]  ? rcu_bh_qs+0xc0/0xc0
[  312.922840]  ? filemap_map_pages+0xdea/0x1980
[  312.927345]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.932457]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  312.937735]  ? debug_object_free+0x325/0x690
[  312.942147]  ? find_get_pages_range_tag+0x1320/0x1320
[  312.947342]  ? graph_lock+0x170/0x170
[  312.951154]  ? kasan_check_read+0x11/0x20
[  312.955306]  ? debug_object_destroy+0x2b0/0x2b0
[  312.959989]  ? lock_acquire+0x1ed/0x520
[  312.963965]  ? ext4_filemap_fault+0x7a/0xad
[  312.968297]  ? lock_release+0x970/0x970
[  312.972273]  ? arch_local_save_flags+0x40/0x40
[  312.976863]  ? futex_wait_setup+0x3e0/0x3e0
[  312.981198]  ? down_read+0xb0/0x1d0
[  312.984834]  ? ext4_filemap_fault+0x7a/0xad
[  312.989158]  ? __down_interruptible+0x700/0x700
[  312.993853]  ext4_filemap_fault+0x82/0xad
[  312.998009]  __do_fault+0x100/0x6b0
[  313.001644]  ? print_bad_pte+0x6c0/0x6c0
[  313.005706]  ? do_futex+0x249/0x26d0
[  313.009422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.014967]  ? pmd_val+0x88/0x100
[  313.018423]  ? add_mm_counter_fast+0xd0/0xd0
[  313.022836]  ? pmd_val+0x88/0x100
[  313.026294]  ? add_mm_counter_fast+0xd0/0xd0
[  313.030712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.036263]  __handle_mm_fault+0x3709/0x53e0
[  313.040670]  ? perf_trace_lock+0x14d/0x7a0
[  313.044913]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  313.049756]  ? graph_lock+0x170/0x170
[  313.053556]  ? print_usage_bug+0xc0/0xc0
[  313.057624]  ? retint_kernel+0x2d/0x2d
[  313.061528]  ? graph_lock+0x170/0x170
[  313.065331]  ? graph_lock+0x170/0x170
[  313.069153]  ? handle_mm_fault+0x42a/0xc70
[  313.073395]  ? lock_downgrade+0x900/0x900
[  313.077549]  ? check_preemption_disabled+0x48/0x200
[  313.082585]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.088384]  ? kasan_check_read+0x11/0x20
[  313.092535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.097820]  ? rcu_bh_qs+0xc0/0xc0
[  313.101364]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.106826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.112366]  ? check_preemption_disabled+0x48/0x200
[  313.117390]  handle_mm_fault+0x54f/0xc70
[  313.121459]  ? __handle_mm_fault+0x53e0/0x53e0
[  313.126048]  ? find_vma+0x34/0x190
[  313.129604]  __do_page_fault+0x67d/0xed0
[  313.133677]  ? mm_fault_error+0x380/0x380
[  313.137833]  ? trace_hardirqs_off+0xb8/0x300
[  313.142246]  ? trace_hardirqs_on+0x310/0x310
[  313.146656]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  313.152024]  ? trace_hardirqs_on+0x310/0x310
[  313.156443]  do_page_fault+0xf2/0x7e0
[  313.160248]  ? vmalloc_sync_all+0x30/0x30
[  313.164400]  ? error_entry+0x70/0xd0
[  313.168120]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.173134]  ? trace_hardirqs_on_caller+0xc0/0x300
[  313.178067]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.183001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.187853]  ? trace_hardirqs_off+0x300/0x300
[  313.192351]  ? trace_hardirqs_off_caller+0x300/0x300
[  313.197460]  ? prepare_exit_to_usermode+0x291/0x3b0
[  313.202483]  ? page_fault+0x8/0x30
[  313.206038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.210897]  ? page_fault+0x8/0x30
[  313.214444]  page_fault+0x1e/0x30
[  313.217898] RIP: 0033:0x40f9c0
[  313.221105] Code: Bad RIP value.
[  313.224476] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[  313.229847] RAX: ffffffffffffff92 RBX: 00000000297b0fcf RCX: 000000000045ddf3
[  313.237118] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  313.244392] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[  313.251670] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  313.258946] R13: 0000000000000047 R14: 000000000045b6a0 R15: 0000000000000000
[  313.266256] CPU: 0 PID: 10352 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  313.266261] warn_alloc_show_mem: 1 callbacks suppressed
[  313.266269] Mem-Info:
[  313.273549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.278921] active_anon:39929 inactive_anon:4112 isolated_anon:0
[  313.278921]  active_file:18 inactive_file:16 isolated_file:0
[  313.278921]  unevictable:0 dirty:0 writeback:0 unstable:0
[  313.278921]  slab_reclaimable:8991 slab_unreclaimable:1461250
[  313.278921]  mapped:57522 shmem:4120 pagetables:712 bounce:0
[  313.278921]  free:13723 free_pcp:140 free_cma:0
[  313.281292] Call Trace:
[  313.290680] Node 0 active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:16480kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 145408kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  313.324186]  <IRQ>
[  313.326766] Node 0 
[  313.354610]  dump_stack+0x1c4/0x2b4
[  313.356755] 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
[  313.358961]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.362559] lowmem_reserve[]: 0
[  313.388095]  warn_alloc.cold.118+0xb7/0x1bd
[  313.393239]  2817 6321
[  313.396519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.400807]  6321
[  313.403323]  ? lock_downgrade+0x900/0x900
[  313.408142] Node 0 
[  313.410207]  ? trace_hardirqs_off+0xb8/0x300
[  313.414356] DMA32 free:25212kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  313.416561]  ? trace_hardirqs_off+0xb8/0x300
[  313.420945] lowmem_reserve[]:
[  313.447859]  __alloc_pages_slowpath+0x2667/0x2d80
[  313.452239]  0
[  313.455362]  ? warn_alloc+0x120/0x120
[  313.460153]  0
[  313.461950]  ? warn_alloc+0x120/0x120
[  313.465722]  3503
[  313.467518]  ? print_usage_bug+0xc0/0xc0
[  313.471290]  3503
[  313.473349]  ? warn_alloc+0x120/0x120
[  313.479442]  ? print_usage_bug+0xc0/0xc0
[  313.483221] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:159716kB inactive_anon:16448kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5600kB pagetables:2848kB bounce:0kB free_pcp:312kB local_pcp:48kB free_cma:0kB
[  313.487303]  ? __lock_acquire+0x7ec/0x4ec0
[  313.487319]  ? __lock_acquire+0x7ec/0x4ec0
[  313.516292] lowmem_reserve[]: 0
[  313.520535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.524737]  0
[  313.528018]  ? should_fail+0x22d/0xd01
[  313.533524]  0
[  313.535325]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.539186]  0
[  313.540987]  ? __lock_acquire+0x7ec/0x4ec0
[  313.546063] Node 0 
[  313.547865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.552081] DMA: 
[  313.554313]  ? __lock_acquire+0x7ec/0x4ec0
[  313.559390] 1*4kB 
[  313.561443]  ? should_fail+0x22d/0xd01
[  313.565649] (U) 
[  313.567799]  ? mark_held_locks+0x130/0x130
[  313.571654] 0*8kB 
[  313.573628]  ? mark_held_locks+0x130/0x130
[  313.577840] 0*16kB 
[  313.579981]  ? graph_lock+0x170/0x170
[  313.584188] 1*32kB (U) 
[  313.586438]  ? graph_lock+0x170/0x170
[  313.590207] 2*64kB 
[  313.592788]  ? graph_lock+0x170/0x170
[  313.596561] (U) 
[  313.598791]  ? print_usage_bug+0xc0/0xc0
[  313.602574] 1*128kB 
[  313.604540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.608576] (U) 
[  313.610895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.616406] 1*256kB (U) 
[  313.618393]  ? check_preemption_disabled+0x48/0x200
[  313.623904] 0*512kB 
[  313.626571]  ? check_preemption_disabled+0x48/0x200
[  313.631567] 1*1024kB 
[  313.633895]  ? __lock_is_held+0xb5/0x140
[  313.638879] (U) 
[  313.641289]  __alloc_pages_nodemask+0xa80/0xde0
[  313.645320] 1*2048kB 
[  313.647289]  ? graph_lock+0x170/0x170
[  313.651927] (M) 3*4096kB 
[  313.654338]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.658112] (M) 
[  313.660865]  ? graph_lock+0x170/0x170
[  313.665859] = 15908kB
[  313.667843]  ? find_held_lock+0x36/0x1c0
[  313.671609] Node 0 
[  313.674022]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.678043] DMA32: 3*4kB 
[  313.680287]  ? lock_downgrade+0x900/0x900
[  313.684930] (UM) 
[  313.687691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.691807] 0*8kB 
[  313.693872]  cache_grow_begin+0x91/0x8c0
[  313.699383] 3*16kB 
[  313.701530]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.705567] (M) 
[  313.707804]  fallback_alloc+0x203/0x2e0
[  313.712799] 2*32kB 
[  313.714784]  ____cache_alloc_node+0x1c7/0x1e0
[  313.718726] (UM) 
[  313.720963]  kmem_cache_alloc_node+0xe3/0x730
[  313.725430] 2*64kB 
[  313.727491]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.731959] (M) 
[  313.734199]  __alloc_skb+0x119/0x770
[  313.738401] 3*128kB 
[  313.740378]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.744059] (M) 
[  313.746382]  ? skb_scrub_packet+0x490/0x490
[  313.751627] 2*256kB (M) 
[  313.753605]  ? lock_downgrade+0x900/0x900
[  313.757904] 3*512kB 
[  313.760572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.764695] (M) 
[  313.767019]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.772520] 4*1024kB (UM) 
[  313.774499]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.779921] 3*2048kB 
[  313.782759]  ? addrconf_rs_timer+0x6f0/0x6f0
[  313.788182] (UM) 
[  313.790598]  ndisc_alloc_skb+0x144/0x340
[  313.794980] 3*4096kB 
[  313.797042]  ndisc_send_rs+0x331/0x6e0
[  313.801073] (M) = 25212kB
[  313.803490]  addrconf_rs_timer+0x3c0/0x6f0
[  313.807354] Node 0 
[  313.810109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.814321] Normal: 
[  313.816562]  call_timer_fn+0x272/0x920
[  313.820761] 1019*4kB 
[  313.823084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.826940] (MEH) 
[  313.829344]  ? process_timeout+0x40/0x40
[  313.833548] 374*8kB (UMEH) 
[  313.835706]  ? find_held_lock+0x36/0x1c0
[  313.839737] 169*16kB (UMEH) 
[  313.842675]  ? __run_timers+0x7da/0xc70
[  313.846710] 71*32kB 
[  313.849722]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.853677] (UMH) 
[  313.855999]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.860468] 17*64kB 
[  313.862611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.867073] (UMH) 3*128kB (H) 
[  313.869494]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  313.873697] 1*256kB (H) 
[  313.876894]  ? trace_hardirqs_on+0xbd/0x310
[  313.881453] 0*512kB 
[  313.884121]  ? kasan_check_read+0x11/0x20
[  313.888412] 0*1024kB 
[  313.890733]  ? __run_timers+0x7da/0xc70
[  313.894856] 0*2048kB 
[  313.897263]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.901214] 0*4096kB 
[  313.903627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.909051] = 13772kB
[  313.911461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.915682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  313.918098]  __run_timers+0x7e5/0xc70
[  313.922301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  313.931132]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.934899] 4154 total pagecache pages
[  313.943470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.948822] 0 pages in swap cache
[  313.952692]  ? graph_lock+0x170/0x170
[  313.957688] Swap cache stats: add 0, delete 0, find 0/0
[  313.961128]  ? enqueue_hrtimer+0x1a5/0x560
[  313.964907] Free swap  = 0kB
[  313.970282]  ? lock_release+0x970/0x970
[  313.974494] Total swap = 0kB
[  313.977503]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.981451] 1965979 pages RAM
[  313.984464]  ? find_held_lock+0x36/0x1c0
[  313.989626] 0 pages HighMem/MovableOnly
[  313.992723]  ? graph_lock+0x170/0x170
[  313.996753] 342744 pages reserved
[  313.996761] 0 pages cma reserved
[  314.000727]  ? pvclock_read_flags+0x160/0x160
[  314.004588] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.007952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.007971]  ? check_preemption_disabled+0x48/0x200
[  314.007996]  ? __lock_is_held+0xb5/0x140
[  314.011443] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.015833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.022299] syz-fuzzer cpuset=
[  314.027844]  ? check_preemption_disabled+0x48/0x200
[  314.032837] /
[  314.036899]  run_timer_softirq+0x52/0xb0
[  314.047098]  mems_allowed=0
[  314.052630]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.074476]  __do_softirq+0x30b/0xad8
[  314.078290]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.083402]  ? pvclock_read_flags+0x160/0x160
[  314.087899]  ? lapic_next_event+0x5a/0x90
[  314.092059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.097609]  ? check_preemption_disabled+0x48/0x200
[  314.102625]  ? check_preemption_disabled+0x48/0x200
[  314.107651]  ? kvm_clock_read+0x18/0x30
[  314.111643]  ? kvm_sched_clock_read+0x9/0x20
[  314.116060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.121615]  ? check_preemption_disabled+0x48/0x200
[  314.126666]  irq_exit+0x17f/0x1c0
[  314.130133]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.134985]  ? smp_reschedule_interrupt+0x109/0x650
[  314.140024]  ? smp_call_function_single_interrupt+0x650/0x650
[  314.145922]  ? interrupt_entry+0xb5/0xf0
[  314.150000]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.155019]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.160043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.164891]  ? trace_hardirqs_off+0x300/0x300
[  314.169390]  ? trace_hardirqs_off+0x300/0x300
[  314.173887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.179438]  ? check_preemption_disabled+0x48/0x200
[  314.184452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.189997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.194864]  apic_timer_interrupt+0xf/0x20
[  314.199119]  </IRQ>
[  314.201368] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  314.206309] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  314.225209] RSP: 0000:ffff8801991bf748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  314.232918] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  314.240185] RDX: 0000000000000000 RSI: ffff880197e28a00 RDI: 0000000000000282
[  314.247450] RBP: ffff8801991bf7b0 R08: ffff880197e28180 R09: 0000000000000000
[  314.254719] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  314.261989] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  314.269313]  skb_clone+0x1bb/0x500
[  314.272860]  ? finish_task_switch+0x2f5/0x900
[  314.277358]  ? skb_split+0x11e0/0x11e0
[  314.281255]  ? preempt_notifier_register+0x200/0x200
[  314.286363]  ? __switch_to_asm+0x34/0x70
[  314.290425]  ? __switch_to_asm+0x34/0x70
[  314.294515]  ? __switch_to_asm+0x40/0x70
[  314.298578]  ? __switch_to_asm+0x34/0x70
[  314.302637]  ? __switch_to_asm+0x40/0x70
[  314.306696]  ? __switch_to_asm+0x34/0x70
[  314.310760]  ? __switch_to_asm+0x40/0x70
[  314.314825]  ? __switch_to_asm+0x34/0x70
[  314.318894]  ? __switch_to_asm+0x34/0x70
[  314.322957]  ? __switch_to_asm+0x40/0x70
[  314.327015]  ? __switch_to_asm+0x34/0x70
[  314.331094]  bpf_clone_redirect+0xb9/0x490
[  314.335334]  ? __schedule+0x874/0x1ed0
[  314.339230]  bpf_prog_79bab0a1566dd526+0xa20/0x1000
[  314.344251]  ? __sched_text_start+0x8/0x8
[  314.348404]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.353178]  ? find_held_lock+0x36/0x1c0
[  314.357247]  ? lock_acquire+0x1ed/0x520
[  314.361225]  ? bpf_test_run+0x32e/0x5a0
[  314.365207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.370750]  ? check_preemption_disabled+0x48/0x200
[  314.375773]  ? kasan_check_read+0x11/0x20
[  314.379930]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.385216]  ? rcu_bh_qs+0xc0/0xc0
[  314.388763]  ? preempt_schedule+0x4d/0x60
[  314.392912]  ? ___preempt_schedule+0x16/0x18
[  314.397331]  ? bpf_test_run+0x1c0/0x5a0
[  314.401318]  ? netlink_diag_dump+0x2a0/0x2a0
[  314.405733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.411268]  ? bpf_test_init.isra.9+0x70/0x100
[  314.415861]  ? bpf_prog_test_run_skb+0x634/0xb40
[  314.420627]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.425470]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.431005]  ? fput+0x130/0x1a0
[  314.434287]  ? __bpf_prog_get+0x9b/0x290
[  314.438351]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.443198]  ? bpf_prog_test_run+0x130/0x1a0
[  314.447615]  ? __x64_sys_bpf+0x3d8/0x510
[  314.451680]  ? bpf_prog_get+0x20/0x20
[  314.455494]  ? ksys_ioctl+0x81/0xd0
[  314.459139]  ? do_syscall_64+0x1b9/0x820
[  314.463213]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.468595]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.473543]  ? trace_hardirqs_off+0x300/0x300
[  314.478082]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.483126]  ? recalc_sigpending_tsk+0x180/0x180
[  314.487908]  ? kasan_check_write+0x14/0x20
[  314.492170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.497035]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.502433] CPU: 1 PID: 5352 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  314.502519] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.509379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.509385] Call Trace:
[  314.509393]  <IRQ>
[  314.509417]  dump_stack+0x1c4/0x2b4
[  314.509431]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.509457]  warn_alloc.cold.118+0xb7/0x1bd
[  314.509475]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.516039] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.525331]  ? lock_downgrade+0x900/0x900
[  314.527885] syz-executor7 cpuset=
[  314.530033]  ? trace_hardirqs_off+0xb8/0x300
[  314.533631] syz7
[  314.538828]  ? trace_hardirqs_off+0xb8/0x300
[  314.543132]  mems_allowed=0
[  314.547978]  __alloc_pages_slowpath+0x2667/0x2d80
[  314.584561]  ? warn_alloc+0x120/0x120
[  314.588386]  ? warn_alloc+0x120/0x120
[  314.592195]  ? print_usage_bug+0xc0/0xc0
[  314.596259]  ? warn_alloc+0x120/0x120
[  314.600064]  ? print_usage_bug+0xc0/0xc0
[  314.604132]  ? __lock_acquire+0x7ec/0x4ec0
[  314.608366]  ? __lock_acquire+0x7ec/0x4ec0
[  314.612610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.618154]  ? should_fail+0x22d/0xd01
[  314.622042]  ? __lock_acquire+0x7ec/0x4ec0
[  314.626284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.631427]  ? __lock_acquire+0x7ec/0x4ec0
[  314.635690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.640807]  ? __lock_acquire+0x7ec/0x4ec0
[  314.645059]  ? should_fail+0x22d/0xd01
[  314.648966]  ? mark_held_locks+0x130/0x130
[  314.653216]  ? mark_held_locks+0x130/0x130
[  314.657467]  ? try_to_wake_up+0x10a/0x12f0
[  314.661705]  ? graph_lock+0x170/0x170
[  314.665510]  ? print_usage_bug+0xc0/0xc0
[  314.669582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.675127]  ? check_preemption_disabled+0x48/0x200
[  314.680147]  ? check_preemption_disabled+0x48/0x200
[  314.685182]  ? __lock_is_held+0xb5/0x140
[  314.689256]  __alloc_pages_nodemask+0xa80/0xde0
[  314.693930]  ? graph_lock+0x170/0x170
[  314.697738]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.702756]  ? graph_lock+0x170/0x170
[  314.706568]  ? find_held_lock+0x36/0x1c0
[  314.710647]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.715324]  ? lock_downgrade+0x900/0x900
[  314.719486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.725034]  cache_grow_begin+0x91/0x8c0
[  314.729101]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.733523]  fallback_alloc+0x203/0x2e0
[  314.737508]  ____cache_alloc_node+0x1c7/0x1e0
[  314.742012]  kmem_cache_alloc_node+0xe3/0x730
[  314.746511]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.750757]  __alloc_skb+0x119/0x770
[  314.754475]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.759756]  ? skb_scrub_packet+0x490/0x490
[  314.764077]  ? lock_downgrade+0x900/0x900
[  314.768240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.773782]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.779252]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  314.784707]  ? addrconf_rs_timer+0x6f0/0x6f0
[  314.789130]  ndisc_alloc_skb+0x144/0x340
[  314.793200]  ndisc_send_rs+0x331/0x6e0
[  314.797100]  addrconf_rs_timer+0x3c0/0x6f0
[  314.801343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.805600]  call_timer_fn+0x272/0x920
[  314.809494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.813733]  ? process_timeout+0x40/0x40
[  314.817793]  ? find_held_lock+0x36/0x1c0
[  314.821873]  ? mark_held_locks+0xc7/0x130
[  314.826033]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.830529]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.835021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.839262]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  314.843862]  ? trace_hardirqs_on+0xbd/0x310
[  314.848189]  ? kasan_check_read+0x11/0x20
[  314.852342]  ? __run_timers+0x7da/0xc70
[  314.856319]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.861798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.866045]  __run_timers+0x7e5/0xc70
[  314.869862]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  314.875234]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.880256]  ? graph_lock+0x170/0x170
[  314.884062]  ? print_usage_bug+0xc0/0xc0
[  314.888125]  ? lock_release+0x970/0x970
[  314.892106]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  314.897304]  ? find_held_lock+0x36/0x1c0
[  314.901372]  ? graph_lock+0x170/0x170
[  314.905181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.910725]  ? check_preemption_disabled+0x48/0x200
[  314.915754]  ? __lock_is_held+0xb5/0x140
[  314.919843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.925387]  ? check_preemption_disabled+0x48/0x200
[  314.930413]  run_timer_softirq+0x52/0xb0
[  314.934476]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.939503]  __do_softirq+0x30b/0xad8
[  314.943324]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.948436]  ? pvclock_read_flags+0x160/0x160
[  314.952933]  ? lapic_next_event+0x5a/0x90
[  314.957085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.962630]  ? check_preemption_disabled+0x48/0x200
[  314.967650]  ? check_preemption_disabled+0x48/0x200
[  314.972685]  ? kvm_clock_read+0x18/0x30
[  314.976659]  ? kvm_sched_clock_read+0x9/0x20
[  314.981073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.986618]  ? check_preemption_disabled+0x48/0x200
[  314.991651]  irq_exit+0x17f/0x1c0
[  314.995116]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.999965]  ? smp_reschedule_interrupt+0x109/0x650
[  315.004989]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.010877]  ? interrupt_entry+0xb5/0xf0
[  315.014945]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.019963]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.024983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.029834]  ? trace_hardirqs_off+0x300/0x300
[  315.034336]  ? trace_hardirqs_off+0x300/0x300
[  315.038844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.044389]  ? check_preemption_disabled+0x48/0x200
[  315.049418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.054978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.059849]  apic_timer_interrupt+0xf/0x20
[  315.064083]  </IRQ>
[  315.066326] RIP: 0010:console_unlock+0x1017/0x11a0
[  315.071258] Code: c1 e8 03 42 80 3c 20 00 0f 85 8d 01 00 00 48 83 3d 25 98 ed 07 00 0f 84 78 01 00 00 e8 a2 3d 1a 00 48 8b bd c0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 68 f9 ff ff e8 ba a0 5d 00 e9 08 f4 ff ff e8 80
[  315.090174] RSP: 0000:ffff8801bad3deb0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  315.097892] RAX: ffff8801bae366c0 RBX: 0000000000000200 RCX: 1ffff100375c6dfb
[  315.105163] RDX: 0000000000000000 RSI: ffffffff8164918e RDI: 0000000000000293
[  315.112431] RBP: ffff8801bad3e010 R08: ffff8801bae36fd8 R09: 0000000000000006
[  315.119713] R10: 0000000000000000 R11: ffff8801bae366c0 R12: dffffc0000000000
[  315.126981] R13: ffffffff848d86c0 R14: ffffffff89b9bd50 R15: dffffc0000000000
[  315.134272]  ? netconsole_netdev_event+0x280/0x280
[  315.139211]  ? console_unlock+0x100e/0x11a0
[  315.143554]  ? devkmsg_read+0xbb0/0xbb0
[  315.147532]  ? vprintk_emit+0x7f7/0x930
[  315.151512]  ? lock_release+0x970/0x970
[  315.155494]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.160945]  ? vprintk_default+0x28/0x30
[  315.165013]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.170479]  ? kasan_check_write+0x14/0x20
[  315.174718]  ? do_raw_spin_lock+0xc1/0x200
[  315.178962]  vprintk_emit+0x33d/0x930
[  315.182776]  ? wake_up_klogd+0x180/0x180
[  315.186848]  ? lockdep_hardirqs_on+0x421/0x5c0
[  315.191436]  ? retint_kernel+0x2d/0x2d
[  315.195331]  ? find_held_lock+0x36/0x1c0
[  315.199403]  ? mark_held_locks+0xc7/0x130
[  315.203553]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.208052]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.212558]  vprintk_default+0x28/0x30
[  315.216451]  vprintk_func+0x7e/0x181
[  315.220167]  printk+0xa7/0xcf
[  315.223366]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  315.228130]  ? _raw_spin_unlock_irq+0x60/0x80
[  315.232641]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  315.237935]  dump_header+0x7cc/0xf72
[  315.241662]  ? pagefault_out_of_memory+0x197/0x197
[  315.246613]  ? mark_held_locks+0x130/0x130
[  315.250854]  ? __lock_acquire+0x7ec/0x4ec0
[  315.255091]  ? mem_cgroup_charge_statistics+0x780/0x780
[  315.260456]  ? print_usage_bug+0xc0/0xc0
[  315.264522]  ? print_usage_bug+0xc0/0xc0
[  315.268601]  ? graph_lock+0x170/0x170
[  315.272403]  ? graph_lock+0x170/0x170
[  315.276210]  ? print_usage_bug+0xc0/0xc0
[  315.280281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.285837]  ? find_held_lock+0x36/0x1c0
[  315.289909]  ? mark_held_locks+0xc7/0x130
[  315.294064]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  315.299168]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  315.304654]  ? lockdep_hardirqs_on+0x421/0x5c0
[  315.309240]  ? trace_hardirqs_on+0xbd/0x310
[  315.313567]  ? kasan_check_read+0x11/0x20
[  315.317724]  ? ___ratelimit+0x36f/0x655
[  315.321699]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.327153]  ? trace_hardirqs_on+0x310/0x310
[  315.331566]  ? lock_downgrade+0x900/0x900
[  315.335742]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.340855]  ? ___ratelimit+0xaa/0x655
[  315.344763]  ? idr_get_free+0xec0/0xec0
[  315.348747]  ? kasan_check_write+0x14/0x20
[  315.352987]  ? do_raw_spin_lock+0xc1/0x200
[  315.357231]  oom_kill_process.cold.27+0x10/0x903
[  315.361992]  ? graph_lock+0x170/0x170
[  315.365796]  ? _raw_spin_unlock+0x2c/0x50
[  315.369973]  ? oom_badness+0xe6/0xaa0
[  315.373783]  ? oom_evaluate_task+0x540/0x540
[  315.378210]  ? find_held_lock+0x36/0x1c0
[  315.382287]  ? out_of_memory+0x974/0x14c0
[  315.386441]  ? lock_downgrade+0x900/0x900
[  315.390602]  ? check_preemption_disabled+0x48/0x200
[  315.395747]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.401559]  ? kasan_check_read+0x11/0x20
[  315.405726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.411006]  ? rcu_bh_qs+0xc0/0xc0
[  315.414556]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.419589]  ? oom_evaluate_task+0x302/0x540
[  315.424014]  out_of_memory+0xa86/0x14c0
[  315.428011]  ? oom_killer_disable+0x3a0/0x3a0
[  315.433038]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  315.437975]  ? __mutex_add_waiter+0x2a0/0x2a0
[  315.442483]  __alloc_pages_slowpath+0x2318/0x2d80
[  315.447360]  ? warn_alloc+0x120/0x120
[  315.451180]  ? find_get_entry+0x2f2/0xc40
[  315.455345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.460888]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  315.465826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.471370]  ? should_fail+0x22d/0xd01
[  315.475261]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.480370]  ? __lock_is_held+0xb5/0x140
[  315.484459]  ? __lock_is_held+0xb5/0x140
[  315.488529]  ? find_held_lock+0x36/0x1c0
[  315.492601]  ? ___might_sleep+0x1ed/0x300
[  315.496748]  ? lock_release+0x970/0x970
[  315.500726]  ? arch_local_save_flags+0x40/0x40
[  315.505320]  ? __might_sleep+0x95/0x190
[  315.509302]  __alloc_pages_nodemask+0xa80/0xde0
[  315.513984]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.519008]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.524819]  ? kasan_check_read+0x11/0x20
[  315.528970]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.534255]  ? graph_lock+0x170/0x170
[  315.538060]  ? print_usage_bug+0xc0/0xc0
[  315.542124]  ? graph_lock+0x170/0x170
[  315.545925]  ? graph_lock+0x170/0x170
[  315.549732]  ? __do_page_cache_readahead+0x7ce/0x980
[  315.554851]  ? find_held_lock+0x36/0x1c0
[  315.558923]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  315.564468]  alloc_pages_current+0x10c/0x210
[  315.568875]  ? lock_downgrade+0x900/0x900
[  315.573035]  __page_cache_alloc+0x38f/0x5b0
[  315.577362]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.583165]  ? kasan_check_read+0x11/0x20
[  315.587315]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.592598]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  315.597271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.602827]  ? check_preemption_disabled+0x48/0x200
[  315.607857]  filemap_fault+0x1594/0x25f0
[  315.611934]  ? __lock_page_or_retry+0xa00/0xa00
[  315.616610]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.622413]  ? kasan_check_read+0x11/0x20
[  315.626570]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.631858]  ? rcu_bh_qs+0xc0/0xc0
[  315.635413]  ? filemap_map_pages+0xdea/0x1980
[  315.639923]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.645040]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  315.650328]  ? debug_object_free+0x325/0x690
[  315.654750]  ? find_get_pages_range_tag+0x1320/0x1320
[  315.659950]  ? graph_lock+0x170/0x170
[  315.663766]  ? kasan_check_read+0x11/0x20
[  315.667941]  ? debug_object_destroy+0x2b0/0x2b0
[  315.672622]  ? lock_acquire+0x1ed/0x520
[  315.676605]  ? ext4_filemap_fault+0x7a/0xad
[  315.680935]  ? lock_release+0x970/0x970
[  315.684915]  ? arch_local_save_flags+0x40/0x40
[  315.689509]  ? futex_wait_setup+0x3e0/0x3e0
[  315.693858]  ? down_read+0xb0/0x1d0
[  315.697484]  ? ext4_filemap_fault+0x7a/0xad
[  315.701807]  ? __down_interruptible+0x700/0x700
[  315.706512]  ext4_filemap_fault+0x82/0xad
[  315.710666]  __do_fault+0x100/0x6b0
[  315.714302]  ? print_bad_pte+0x6c0/0x6c0
[  315.718368]  ? do_futex+0x249/0x26d0
[  315.722090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.727636]  ? pmd_val+0x88/0x100
[  315.731096]  ? add_mm_counter_fast+0xd0/0xd0
[  315.735506]  ? pmd_val+0x88/0x100
[  315.738964]  ? add_mm_counter_fast+0xd0/0xd0
[  315.743385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.748933]  __handle_mm_fault+0x3709/0x53e0
[  315.753352]  ? perf_trace_lock+0x14d/0x7a0
[  315.757619]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0