00000006
[  230.400624] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  230.407894] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  230.415174]  ? netconsole_netdev_event+0x280/0x280
[  230.420117]  ? console_unlock+0xff1/0x1160
[  230.424376]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  230.429071]  ? lock_release+0xa00/0xa00
[  230.433056]  ? interrupt_entry+0xc0/0xc0
[  230.437138]  vprintk_emit+0x33d/0x930
[  230.440943]  ? wake_up_klogd+0x180/0x180
[  230.445007]  ? attach_entity_load_avg+0x810/0x860
[  230.449879]  ? __lock_acquire+0x600/0x4c20
[  230.454122]  ? mark_held_locks+0x130/0x130
[  230.458389]  ? print_usage_bug+0xc0/0xc0
[  230.462503]  ? find_held_lock+0x36/0x1c0
[  230.466579]  ? mark_held_locks+0xc7/0x130
[  230.470738]  vprintk_default+0x28/0x30
[  230.474629]  vprintk_func+0x7e/0x181
[  230.478360]  printk+0xa7/0xcf
[  230.481472]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  230.486291]  show_free_areas.cold.118+0x1f34/0x215d
[  230.491330]  ? si_meminfo_node+0x260/0x260
[  230.495578]  ? __lock_acquire+0x62f/0x4c20
[  230.499833]  ? __lock_acquire+0x62f/0x4c20
[  230.504081]  ? __lock_is_held+0xb5/0x140
[  230.508162]  ? mark_held_locks+0x130/0x130
[  230.512400]  ? zap_class+0x640/0x640
[  230.516118]  ? put_dec+0x3b/0xf0
[  230.519487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.525055]  ? find_held_lock+0x36/0x1c0
[  230.529133]  ? serial8250_console_write+0x8b3/0xb10
[  230.534157]  ? lock_downgrade+0x900/0x900
[  230.538310]  ? zap_class+0x640/0x640
[  230.542048]  ? zap_class+0x640/0x640
[  230.545769]  ? print_usage_bug+0xc0/0xc0
[  230.549830]  ? do_raw_spin_unlock+0xa7/0x330
[  230.554254]  ? trace_hardirqs_on+0x310/0x310
[  230.558674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.564227]  ? find_held_lock+0x36/0x1c0
[  230.568307]  ? mark_held_locks+0xc7/0x130
[  230.572471]  ? console_unlock+0xfcd/0x1160
[  230.576717]  ? netconsole_netdev_event+0x280/0x280
[  230.581691]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  230.586292]  ? trace_hardirqs_on+0xbd/0x310
[  230.590613]  ? vprintk_emit+0x33d/0x930
[  230.594600]  ? trace_hardirqs_off_caller+0x310/0x310
[  230.599712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.605260]  ? netconsole_netdev_event+0x280/0x280
[  230.610196]  ? console_unlock+0x8d8/0x1160
[  230.614448]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  230.619141]  ? vprintk_emit+0x7f7/0x930
[  230.623130]  ? lock_release+0xa00/0xa00
[  230.627111]  ? preempt_count_add+0xbc/0x1b0
[  230.631441]  ? wake_up_klogd+0x11a/0x180
[  230.635507]  ? console_device+0xc0/0xc0
[  230.639566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.645140]  ? vprintk_emit+0x268/0x930
[  230.649123]  ? wake_up_klogd+0x180/0x180
[  230.653189]  ? trace_hardirqs_on_caller+0xc0/0x310
[  230.658128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.662889]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.668343]  ? retint_kernel+0x1b/0x2d
[  230.672235]  ? trace_hardirqs_on+0x310/0x310
[  230.676656]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.681449]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  230.686232]  ? show_mem+0x1e/0x17b
[  230.689793]  show_mem+0x34/0x17b
[  230.693195]  dump_header+0x2f1/0xf72
[  230.696923]  ? mark_held_locks+0x130/0x130
[  230.701165]  ? pagefault_out_of_memory+0x197/0x197
[  230.706113]  ? __lock_acquire+0x62f/0x4c20
[  230.710352]  ? zap_class+0x640/0x640
[  230.714077]  ? percpu_ref_get_many+0x240/0x240
[  230.718664]  ? print_usage_bug+0xc0/0xc0
[  230.722727]  ? print_usage_bug+0xc0/0xc0
[  230.726794]  ? zap_class+0x640/0x640
[  230.730511]  ? print_usage_bug+0xc0/0xc0
[  230.734577]  ? print_usage_bug+0xc0/0xc0
[  230.738647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.744193]  ? find_held_lock+0x36/0x1c0
[  230.748266]  ? mark_held_locks+0xc7/0x130
[  230.752422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  230.757555]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  230.762663]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  230.767253]  ? trace_hardirqs_on+0xbd/0x310
[  230.771578]  ? kasan_check_read+0x11/0x20
[  230.775727]  ? ___ratelimit+0x3b4/0x672
[  230.779704]  ? trace_hardirqs_off_caller+0x310/0x310
[  230.784812]  ? trace_hardirqs_on+0x310/0x310
[  230.789234]  ? lock_downgrade+0x900/0x900
[  230.793392]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  230.798496]  ? ___ratelimit+0x3b9/0x672
[  230.802471]  ? idr_get_free+0xec0/0xec0
[  230.806453]  ? kasan_check_read+0x11/0x20
[  230.810598]  ? do_raw_spin_unlock+0xa7/0x330
[  230.815038]  oom_kill_process.cold.27+0x10/0x903
[  230.819836]  ? zap_class+0x640/0x640
[  230.823569]  ? _raw_spin_unlock+0x2c/0x50
[  230.827716]  ? oom_badness+0xe6/0xaa0
[  230.831534]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  230.836473]  ? kasan_check_read+0x11/0x20
[  230.840634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.845914]  ? oom_evaluate_task+0x540/0x540
[  230.850327]  ? find_held_lock+0x36/0x1c0
[  230.854398]  ? out_of_memory+0x974/0x1430
[  230.858551]  ? lock_downgrade+0x900/0x900
[  230.862701]  ? check_preemption_disabled+0x48/0x280
[  230.867724]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  230.872657]  ? kasan_check_read+0x11/0x20
[  230.876806]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.882091]  ? rcu_softirq_qs+0x20/0x20
[  230.886071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.891611]  ? oom_evaluate_task+0x302/0x540
[  230.896034]  out_of_memory+0xa84/0x1430
[  230.900044]  ? oom_killer_disable+0x3a0/0x3a0
[  230.904575]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  230.909508]  ? __mutex_add_waiter+0x2a0/0x2a0
[  230.914029]  __alloc_pages_slowpath+0x22d4/0x2d70
[  230.918905]  ? warn_alloc+0x120/0x120
[  230.922723]  ? rcu_softirq_qs+0x20/0x20
[  230.926732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.932284]  ? should_fail+0x22d/0xd01
[  230.936180]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.941289]  ? zap_class+0x640/0x640
[  230.945037]  ? __lock_is_held+0xb5/0x140
[  230.949128]  ? mark_held_locks+0x130/0x130
[  230.953389]  ? lock_release+0xa00/0xa00
[  230.957372]  ? perf_trace_sched_process_exec+0x860/0x860
[  230.962837]  ? __might_sleep+0x95/0x190
[  230.966840]  __alloc_pages_nodemask+0xa80/0xde0
[  230.971554]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  230.976588]  ? __page_cache_alloc+0x191/0x5c0
[  230.981096]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  230.986037]  ? kasan_check_read+0x11/0x20
[  230.990192]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.995495]  ? zap_class+0x640/0x640
[  230.999239]  ? zap_class+0x640/0x640
[  231.002956]  ? zap_class+0x640/0x640
[  231.006674]  ? __do_page_cache_readahead+0x7ce/0x980
[  231.011784]  ? find_held_lock+0x36/0x1c0
[  231.015851]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  231.021395]  alloc_pages_current+0x173/0x350
[  231.025811]  __page_cache_alloc+0x38c/0x5c0
[  231.030138]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.035074]  ? kasan_check_read+0x11/0x20
[  231.039230]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.044512]  ? generic_perform_write+0x6a0/0x6a0
[  231.049274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.054815]  ? check_preemption_disabled+0x48/0x280
[  231.059839]  filemap_fault+0x1594/0x25f0
[  231.063914]  ? __lock_page_or_retry+0xa00/0xa00
[  231.068586]  ? mark_held_locks+0x130/0x130
[  231.072826]  ? rcu_softirq_qs+0x20/0x20
[  231.076816]  ? filemap_map_pages+0xe04/0x1990
[  231.081333]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  231.086272]  ? futex_wait_setup+0x15c/0x3e0
[  231.090600]  ? zap_class+0x640/0x640
[  231.094322]  ? lock_acquire+0x1ed/0x520
[  231.098301]  ? alloc_set_pte+0x1447/0x1f40
[  231.102559]  ? lock_acquire+0x1ed/0x520
[  231.106543]  ? ext4_filemap_fault+0x7a/0xad
[  231.110880]  ? lock_release+0xa00/0xa00
[  231.114860]  ? perf_trace_sched_process_exec+0x860/0x860
[  231.120310]  ? print_usage_bug+0xc0/0xc0
[  231.124378]  ? print_usage_bug+0xc0/0xc0
[  231.128451]  ? down_read+0x8d/0x120
[  231.132075]  ? ext4_filemap_fault+0x7a/0xad
[  231.136397]  ? __down_interruptible+0x700/0x700
[  231.141075]  ext4_filemap_fault+0x82/0xad
[  231.145251]  __do_fault+0x100/0x6b0
[  231.148878]  ? unlock_page+0x2c2/0x4c0
[  231.152772]  ? pmd_devmap_trans_unstable+0x220/0x220
[  231.157883]  ? mark_held_locks+0x130/0x130
[  231.162120]  ? mark_held_locks+0x130/0x130
[  231.166359]  ? do_raw_spin_trylock+0x270/0x270
[  231.170966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.176513]  __handle_mm_fault+0x307c/0x5920
[  231.180949]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  231.185796]  ? kasan_check_read+0x11/0x20
[  231.189950]  ? _copy_to_user+0xc8/0x110
[  231.193933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.199497]  ? zap_class+0x640/0x640
[  231.203222]  ? zap_class+0x640/0x640
[  231.206947]  ? find_held_lock+0x36/0x1c0
[  231.211029]  ? handle_mm_fault+0x42a/0xc70
[  231.215285]  ? lock_downgrade+0x900/0x900
[  231.219444]  ? check_preemption_disabled+0x48/0x280
[  231.224467]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.229395]  ? kasan_check_read+0x11/0x20
[  231.233554]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.238836]  ? rcu_softirq_qs+0x20/0x20
[  231.242817]  ? trace_hardirqs_off_caller+0x310/0x310
[  231.247921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.253456]  ? check_preemption_disabled+0x48/0x280
[  231.258480]  handle_mm_fault+0x54f/0xc70
[  231.262559]  ? __handle_mm_fault+0x5920/0x5920
[  231.267146]  ? find_vma+0x34/0x190
[  231.270692]  __do_page_fault+0x5e8/0xe60
[  231.274752]  ? trace_hardirqs_off+0xb8/0x310
[  231.279163]  ? __ia32_sys_read+0xb0/0xb0
[  231.283237]  do_page_fault+0xf2/0x7e0
[  231.287049]  ? vmalloc_sync_all+0x30/0x30
[  231.291203]  ? error_entry+0x70/0xd0
[  231.294919]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.299958]  ? trace_hardirqs_on_caller+0xc0/0x310
[  231.304888]  ? syscall_return_slowpath+0x5e0/0x5e0
[  231.309828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.314671]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.319686]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.325137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.330712]  ? prepare_exit_to_usermode+0x291/0x3b0
[  231.335728]  ? page_fault+0x8/0x30
[  231.339272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.344119]  ? page_fault+0x8/0x30
[  231.347663]  page_fault+0x1e/0x30
[  231.351115] RIP: 0033:0x4727a0
[  231.354336] Code: Bad RIP value.
[  231.357698] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  231.363063] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  231.370329] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  231.377596] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  231.384863] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  231.392128] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  231.399421] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  231.399427] warn_alloc_show_mem: 1 callbacks suppressed
[  231.399434] Mem-Info:
[  231.406364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  231.411734] active_anon:48509 inactive_anon:132 isolated_anon:0
[  231.411734]  active_file:12 inactive_file:13 isolated_file:0
[  231.411734]  unevictable:0 dirty:0 writeback:0 unstable:0
[  231.411734]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  231.411734]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  231.411734]  free:13771 free_pcp:124 free_cma:0
[  231.414112] Call Trace:
[  231.423518] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  231.456846]  <IRQ>
[  231.459423] Node 0 
[  231.486850]  dump_stack+0x244/0x39d
[  231.488997] 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
[  231.491211]  ? dump_stack_print_info.cold.1+0x20/0x20
[  231.494838] lowmem_reserve[]: 0
[  231.520350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.525519]  2818
[  231.528800]  warn_alloc.cold.117+0xb7/0x1bd
[  231.534307]  6321
[  231.536365]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.540656]  6321
[  231.542726]  ? lock_downgrade+0x900/0x900
[  231.547545] Node 0 
[  231.549606]  ? trace_hardirqs_off+0xb8/0x310
[  231.553777] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  231.555990]  ? trace_hardirqs_off+0xb8/0x310
[  231.560393] lowmem_reserve[]:
[  231.587547]  __alloc_pages_slowpath+0x2660/0x2d70
[  231.591942]  0
[  231.595078]  ? warn_alloc+0x120/0x120
[  231.599871]  0
[  231.601672]  ? warn_alloc+0x120/0x120
[  231.605451]  3503
[  231.608044]  ? print_usage_bug+0xc0/0xc0
[  231.611851]  3503
[  231.613916]  ? warn_alloc+0x120/0x120
[  231.617957] Node 0 
[  231.620028]  ? print_usage_bug+0xc0/0xc0
[  231.623834] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  231.626056]  ? __lock_acquire+0x62f/0x4c20
[  231.630097] lowmem_reserve[]:
[  231.658220]  ? __lock_acquire+0x62f/0x4c20
[  231.662434]  0
[  231.665538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.669762]  0 0
[  231.671573]  ? should_fail+0x22d/0xd01
[  231.677088]  0
[  231.679085]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.682945] Node 0 
[  231.684747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.690019] DMA: 
[  231.692257]  ? __lock_acquire+0x62f/0x4c20
[  231.697352] 1*4kB 
[  231.699409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.703623] (U) 
[  231.705772]  ? __lock_acquire+0x62f/0x4c20
[  231.710845] 0*8kB 0*16kB 
[  231.712828]  ? should_fail+0x22d/0xd01
[  231.717046] 1*32kB (U) 
[  231.719828]  ? rcu_irq_exit+0x1a2/0x390
[  231.723690] 2*64kB (U) 
[  231.726286]  ? mark_held_locks+0x130/0x130
[  231.730232] 1*128kB (U) 
[  231.732833]  ? mark_held_locks+0x130/0x130
[  231.737042] 1*256kB (U) 
[  231.739724]  ? mark_held_locks+0xc7/0x130
[  231.743936] 0*512kB 
[  231.746602]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  231.750725] 1*1024kB 
[  231.753055]  ? zap_class+0x640/0x640
[  231.758057] (U) 1*2048kB 
[  231.760494]  ? print_usage_bug+0xc0/0xc0
[  231.764198] (M) 
[  231.766956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.770996] 3*4096kB 
[  231.772976]  ? check_preemption_disabled+0x48/0x280
[  231.778488] (M) 
[  231.780909]  ? __lock_is_held+0xb5/0x140
[  231.785898] = 15908kB
[  231.787874]  __alloc_pages_nodemask+0xa80/0xde0
[  231.791909] Node 0 
[  231.794310]  ? zap_class+0x640/0x640
[  231.798956] DMA32: 
[  231.801188]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  231.804895] 4*4kB 
[  231.807134]  ? find_held_lock+0x36/0x1c0
[  231.812122] (M) 
[  231.814290]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.818320] 0*8kB 
[  231.820292]  ? lock_downgrade+0x900/0x900
[  231.824932] 2*16kB (M) 
[  231.827088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.831215] 2*32kB 
[  231.833794]  cache_grow_begin+0xa5/0x8c0
[  231.839305] (UM) 
[  231.841546]  ? do_raw_spin_unlock+0xa7/0x330
[  231.845602] 4*64kB 
[  231.847692]  fallback_alloc+0x204/0x2e0
[  231.852073] (UM) 
[  231.854322]  ____cache_alloc_node+0x1c7/0x1e0
[  231.858276] 4*128kB (M) 
[  231.860346]  kmem_cache_alloc_node+0xe3/0x730
[  231.864815] 3*256kB (M) 
[  231.867493]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.871978] 4*512kB 
[  231.874651]  __alloc_skb+0x119/0x770
[  231.878852] (UM) 3*1024kB 
[  231.881210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.884903] (UM) 3*2048kB 
[  231.887766]  ? netdev_alloc_frag+0x1f0/0x1f0
[  231.893027] (UM) 
[  231.895901]  ? lock_downgrade+0x900/0x900
[  231.900285] 3*4096kB (M) 
[  231.902362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.906488] = 25200kB
[  231.909243]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.914760] Node 0 
[  231.917195]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.922621] Normal: 
[  231.924858]  ? addrconf_rs_timer+0x690/0x690
[  231.930289] 786*4kB 
[  231.932619]  ndisc_alloc_skb+0x144/0x340
[  231.936997] (MEH) 
[  231.939337]  ndisc_send_rs+0x331/0x6e0
[  231.943388] 440*8kB (UMEH) 
[  231.945547]  addrconf_rs_timer+0x314/0x690
[  231.949419] 141*16kB (MEH) 
[  231.952371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.956577] 54*32kB (MEH) 
[  231.959522]  call_timer_fn+0x272/0x920
[  231.963745] 14*64kB (UME) 
[  231.966597]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.970459] 1*128kB (H) 
[  231.973312]  ? process_timeout+0x40/0x40
[  231.977526] 1*256kB 
[  231.980825]  ? __run_timers+0x7da/0xc70
[  231.984853] (H) 2*512kB 
[  231.987199]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.991148] (H) 
[  231.993815]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.998280] 1*1024kB (U) 
[  232.000262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.004742] 0*2048kB 0*4096kB 
[  232.007507]  ? lockdep_hardirqs_on+0x296/0x5b0
[  232.011711] = 13976kB
[  232.011725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  232.014906]  ? trace_hardirqs_on+0xbd/0x310
[  232.019468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  232.021873]  ? kasan_check_read+0x11/0x20
[  232.030685] 163 total pagecache pages
[  232.035003]  ? __run_timers+0x7da/0xc70
[  232.043576] 0 pages in swap cache
[  232.047711]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.051494] Swap cache stats: add 0, delete 0, find 0/0
[  232.055467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.058899] Free swap  = 0kB
[  232.063999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.069343] Total swap = 0kB
[  232.069352] 1965979 pages RAM
[  232.073582]  __run_timers+0x7e5/0xc70
[  232.076597] 0 pages HighMem/MovableOnly
[  232.080840]  ? timer_fixup_init+0x70/0x70
[  232.083829] 342867 pages reserved
[  232.083837] 0 pages cma reserved
[  232.086940]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.091117] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.094689]  ? zap_class+0x640/0x640
[  232.098819] syz-fuzzer cpuset=
[  232.102273]  ? enqueue_hrtimer+0x1a5/0x560
[  232.105619] /
[  232.110643]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.120850]  mems_allowed=0
[  232.124571]  ? find_held_lock+0x36/0x1c0
[  232.145795]  ? zap_class+0x640/0x640
[  232.149512]  ? pvclock_read_flags+0x160/0x160
[  232.154008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.159562]  ? check_preemption_disabled+0x48/0x280
[  232.164587]  ? __lock_is_held+0xb5/0x140
[  232.168648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.174197]  ? check_preemption_disabled+0x48/0x280
[  232.179248]  run_timer_softirq+0x52/0xb0
[  232.183315]  ? rcu_read_lock_sched_held+0x14f/0x180
[  232.188332]  __do_softirq+0x308/0xb7e
[  232.192135]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  232.196628]  ? lock_downgrade+0x900/0x900
[  232.200782]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  232.205892]  ? pvclock_read_flags+0x160/0x160
[  232.210406]  ? lapic_next_event+0x5a/0x90
[  232.214584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.220128]  ? kvm_clock_read+0x18/0x30
[  232.224128]  ? kvm_sched_clock_read+0x9/0x20
[  232.228539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.234078]  ? check_preemption_disabled+0x48/0x280
[  232.239119]  irq_exit+0x17f/0x1c0
[  232.242572]  smp_apic_timer_interrupt+0x1cb/0x760
[  232.247429]  ? smp_reschedule_interrupt+0x109/0x650
[  232.252461]  ? smp_call_function_single_interrupt+0x650/0x650
[  232.258375]  ? interrupt_entry+0xb5/0xc0
[  232.262451]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.267484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.272507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.277353]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.282373]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.287390]  ? task_prio+0x50/0x50
[  232.290932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.296476]  ? check_preemption_disabled+0x48/0x280
[  232.301502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.306357]  apic_timer_interrupt+0xf/0x20
[  232.310586]  </IRQ>
[  232.312844] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  232.318732] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  232.337632] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  232.345344] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  232.352612] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  232.359883] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  232.367168] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  232.374437] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  232.381791]  ? save_stack+0xa9/0xd0
[  232.385433]  __kmalloc_node_track_caller+0x33/0x70
[  232.390379]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  232.395142]  pskb_expand_head+0x230/0x10f0
[  232.399398]  ? memcpy+0x45/0x50
[  232.402705]  ? __copy_skb_header+0x350/0x6b0
[  232.407116]  ? skb_release_data+0x880/0x880
[  232.411439]  ? __alloc_skb+0x770/0x770
[  232.415343]  ? __lock_is_held+0xb5/0x140
[  232.419414]  ? kasan_check_write+0x14/0x20
[  232.423660]  ? __skb_clone+0x6c7/0xa00
[  232.427554]  ? __copy_skb_header+0x6b0/0x6b0
[  232.431968]  ? kmem_cache_alloc+0x33a/0x730
[  232.436296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.441845]  skb_ensure_writable+0x3dd/0x640
[  232.446255]  ? skb_checksum_setup+0xaa0/0xaa0
[  232.450764]  ? check_preemption_disabled+0x48/0x280
[  232.455784]  ? __this_cpu_preempt_check+0x1c/0x20
[  232.460632]  ? __bpf_redirect+0x54b/0xb20
[  232.464819]  bpf_clone_redirect+0x14a/0x490
[  232.469154]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  232.474189]  ? __sched_text_start+0x8/0x8
[  232.478341]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.483110]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  232.487695]  ? retint_kernel+0x2d/0x2d
[  232.491609]  ? find_held_lock+0x36/0x1c0
[  232.495687]  ? lock_acquire+0x1ed/0x520
[  232.499668]  ? bpf_test_run+0x3cb/0x780
[  232.503653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.509197]  ? check_preemption_disabled+0x48/0x280
[  232.514230]  ? kasan_check_read+0x11/0x20
[  232.518394]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.523688]  ? rcu_softirq_qs+0x20/0x20
[  232.529578]  ? preempt_schedule+0x4d/0x60
[  232.533731]  ? ___preempt_schedule+0x16/0x18
[  232.538157]  ? bpf_test_run+0x25d/0x780
[  232.542149]  ? netlink_diag_dump+0x2a0/0x2a0
[  232.546565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.552107]  ? bpf_test_init.isra.10+0x70/0x100
[  232.556799]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  232.561568]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  232.566419]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  232.571963]  ? fput+0x130/0x1a0
[  232.575248]  ? __bpf_prog_get+0x9b/0x290
[  232.579320]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  232.584166]  ? bpf_prog_test_run+0x130/0x1a0
[  232.588588]  ? __x64_sys_bpf+0x3d8/0x520
[  232.592655]  ? bpf_prog_get+0x20/0x20
[  232.596482]  ? do_syscall_64+0x1b9/0x820
[  232.600549]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  232.605918]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.610857]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.615879]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  232.620900]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  232.627573]  ? __switch_to_asm+0x40/0x70
[  232.631641]  ? __switch_to_asm+0x34/0x70
[  232.635713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.640567]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.645956] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  232.646092] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  232.652650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.652661] Call Trace:
[  232.659300] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.668513]  <IRQ>
[  232.671095] syz-executor5 cpuset=
[  232.681588]  dump_stack+0x244/0x39d
[  232.683719] syz5
[  232.687181]  ? dump_stack_print_info.cold.1+0x20/0x20
[  232.690792]  mems_allowed=0
[  232.692773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.706423]  warn_alloc.cold.117+0xb7/0x1bd
[  232.710752]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.715603]  ? lock_downgrade+0x900/0x900
[  232.719767]  ? trace_hardirqs_off+0xb8/0x310
[  232.724187]  ? trace_hardirqs_off+0xb8/0x310
[  232.728618]  __alloc_pages_slowpath+0x2660/0x2d70
[  232.733496]  ? warn_alloc+0x120/0x120
[  232.737309]  ? warn_alloc+0x120/0x120
[  232.741120]  ? print_usage_bug+0xc0/0xc0
[  232.745186]  ? warn_alloc+0x120/0x120
[  232.748996]  ? print_usage_bug+0xc0/0xc0
[  232.753074]  ? attach_entity_load_avg+0x860/0x860
[  232.757930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.763471]  ? should_fail+0x22d/0xd01
[  232.767370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.772484]  ? __lock_acquire+0x62f/0x4c20
[  232.776725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.781837]  ? __lock_acquire+0x62f/0x4c20
[  232.786075]  ? should_fail+0x22d/0xd01
[  232.789981]  ? mark_held_locks+0x130/0x130
[  232.794236]  ? mark_held_locks+0x130/0x130
[  232.798477]  ? find_held_lock+0x36/0x1c0
[  232.802550]  ? zap_class+0x640/0x640
[  232.806284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.811836]  ? check_preemption_disabled+0x48/0x280
[  232.816871]  ? __lock_is_held+0xb5/0x140
[  232.820947]  __alloc_pages_nodemask+0xa80/0xde0
[  232.825623]  ? zap_class+0x640/0x640
[  232.829351]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  232.834383]  ? find_held_lock+0x36/0x1c0
[  232.838462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.843139]  ? lock_downgrade+0x900/0x900
[  232.847303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.852853]  cache_grow_begin+0xa5/0x8c0
[  232.856923]  ? do_raw_spin_unlock+0xa7/0x330
[  232.861343]  fallback_alloc+0x204/0x2e0
[  232.865334]  ____cache_alloc_node+0x1c7/0x1e0
[  232.869841]  __kmalloc+0x208/0x760
[  232.873392]  ? __neigh_create+0x30b/0x2130
[  232.877635]  __neigh_create+0x30b/0x2130
[  232.881705]  ? __local_bh_enable_ip+0x160/0x260
[  232.886378]  ? __local_bh_enable_ip+0x160/0x260
[  232.891066]  ? mark_held_locks+0x130/0x130
[  232.895307]  ? __local_bh_enable_ip+0x160/0x260
[  232.899985]  ? neigh_hash_alloc+0x1e0/0x1e0
[  232.904323]  ? trace_hardirqs_on+0xbd/0x310
[  232.908645]  ? mark_held_locks+0xc7/0x130
[  232.912801]  ? ip6t_do_table+0xd9e/0x1d30
[  232.916957]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.922083]  ? __local_bh_enable_ip+0x160/0x260
[  232.926762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.932304]  ? ip6t_do_table+0xd6a/0x1d30
[  232.936468]  ? lock_acquire+0x1ed/0x520
[  232.940460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.946005]  ? check_preemption_disabled+0x48/0x280
[  232.951053]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  232.956592]  ? rcu_pm_notify+0xc0/0xc0
[  232.960498]  ? zap_class+0x640/0x640
[  232.964221]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  232.969425]  ip6_finish_output2+0xa59/0x27a0
[  232.973860]  ? ip6_copy_metadata+0xe30/0xe30
[  232.978319]  ? ip6_mtu+0x39c/0x520
[  232.981865]  ? lock_downgrade+0x900/0x900
[  232.986027]  ? check_preemption_disabled+0x48/0x280
[  232.991060]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  232.996008]  ? kasan_check_read+0x11/0x20
[  233.000170]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.005456]  ? rcu_softirq_qs+0x20/0x20
[  233.009450]  ? ip6_mtu+0x160/0x520
[  233.012998]  ? find_match+0x10a0/0x10a0
[  233.016991]  ? kasan_check_read+0x11/0x20
[  233.021153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.026440]  ip6_finish_output+0x58c/0xc60
[  233.030679]  ? ip6_finish_output+0x58c/0xc60
[  233.035100]  ip6_output+0x232/0x9d0
[  233.038737]  ? ip6_finish_output+0xc60/0xc60
[  233.043168]  ? ip6_fragment+0x38e0/0x38e0
[  233.047326]  ? __lock_is_held+0xb5/0x140
[  233.051405]  ndisc_send_skb+0x1005/0x1570
[  233.055569]  ? nf_hook.constprop.33+0x860/0x860
[  233.060251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.065796]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.071260]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.076733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.082281]  ndisc_send_rs+0x134/0x6e0
[  233.086184]  addrconf_rs_timer+0x314/0x690
[  233.090429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.094687]  call_timer_fn+0x272/0x920
[  233.098594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.102845]  ? process_timeout+0x40/0x40
[  233.106925]  ? mark_held_locks+0xc7/0x130
[  233.111086]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.115605]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.120121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.124381]  ? lockdep_hardirqs_on+0x296/0x5b0
[  233.128985]  ? trace_hardirqs_on+0xbd/0x310
[  233.133357]  ? kasan_check_read+0x11/0x20
[  233.137528]  ? __run_timers+0x7da/0xc70
[  233.141529]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.146675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.150932]  __run_timers+0x7e5/0xc70
[  233.154761]  ? timer_fixup_init+0x70/0x70
[  233.158929]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.163971]  ? zap_class+0x640/0x640
[  233.167728]  ? print_usage_bug+0xc0/0xc0
[  233.171813]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.177047]  ? find_held_lock+0x36/0x1c0
[  233.181146]  ? zap_class+0x640/0x640
[  233.184884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.190476]  ? check_preemption_disabled+0x48/0x280
[  233.195549]  ? __lock_is_held+0xb5/0x140
[  233.199635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.205226]  ? check_preemption_disabled+0x48/0x280
[  233.210319]  run_timer_softirq+0x52/0xb0
[  233.214398]  ? rcu_read_lock_sched_held+0x14f/0x180
[  233.219444]  __do_softirq+0x308/0xb7e
[  233.223277]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  233.227791]  ? lock_downgrade+0x900/0x900
[  233.231967]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  233.237108]  ? pvclock_read_flags+0x160/0x160
[  233.241632]  ? lapic_next_event+0x5a/0x90
[  233.245803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.251380]  ? kvm_clock_read+0x18/0x30
[  233.255377]  ? kvm_sched_clock_read+0x9/0x20
[  233.259815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.265404]  ? check_preemption_disabled+0x48/0x280
[  233.270439]  irq_exit+0x17f/0x1c0
[  233.273899]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.278745]  ? smp_reschedule_interrupt+0x109/0x650
[  233.283766]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.289660]  ? interrupt_entry+0xb5/0xc0
[  233.293729]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.298751]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.303782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.308632]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.313657]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.318680]  ? task_prio+0x50/0x50
[  233.322229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.327781]  ? check_preemption_disabled+0x48/0x280
[  233.332820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.337683]  apic_timer_interrupt+0xf/0x20
[  233.341915]  </IRQ>
[  233.344163] RIP: 0010:console_unlock+0xffa/0x1160
[  233.349028] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  233.367958] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  233.375683] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  233.382952] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  233.390223] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  233.397496] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  233.404771] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  233.412075]  ? netconsole_netdev_event+0x280/0x280
[  233.417040]  ? console_unlock+0xff1/0x1160
[  233.421306]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  233.425983]  ? lock_release+0xa00/0xa00
[  233.429974]  ? interrupt_entry+0xc0/0xc0
[  233.434065]  vprintk_emit+0x33d/0x930
[  233.437875]  ? wake_up_klogd+0x180/0x180
[  233.441939]  ? attach_entity_load_avg+0x810/0x860
[  233.446788]  ? __lock_acquire+0x600/0x4c20
[  233.451037]  ? mark_held_locks+0x130/0x130
[  233.455444]  ? print_usage_bug+0xc0/0xc0
[  233.459521]  ? find_held_lock+0x36/0x1c0
[  233.463600]  ? mark_held_locks+0xc7/0x130
[  233.467757]  vprintk_default+0x28/0x30
[  233.471655]  vprintk_func+0x7e/0x181
[  233.475373]  printk+0xa7/0xcf
[  233.478482]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  233.483263]  show_free_areas.cold.118+0x1f34/0x215d
[  233.488303]  ? si_meminfo_node+0x260/0x260
[  233.492557]  ? __lock_acquire+0x62f/0x4c20
[  233.496800]  ? __lock_acquire+0x62f/0x4c20
[  233.501048]  ? __lock_is_held+0xb5/0x140
[  233.505130]  ? mark_held_locks+0x130/0x130
[  233.509372]  ? zap_class+0x640/0x640
[  233.513097]  ? put_dec+0x3b/0xf0
[  233.516473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.522031]  ? find_held_lock+0x36/0x1c0
[  233.526109]  ? serial8250_console_write+0x8b3/0xb10
[  233.531134]  ? lock_downgrade+0x900/0x900
[  233.535291]  ? zap_class+0x640/0x640
[  233.539021]  ? zap_class+0x640/0x640
[  233.542748]  ? print_usage_bug+0xc0/0xc0
[  233.546807]  ? do_raw_spin_unlock+0xa7/0x330
[  233.551224]  ? trace_hardirqs_on+0x310/0x310
[  233.555633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.561285]  ? find_held_lock+0x36/0x1c0
[  233.565368]  ? mark_held_locks+0xc7/0x130
[  233.569530]  ? console_unlock+0xfcd/0x1160
[  233.573788]  ? netconsole_netdev_event+0x280/0x280
[  233.578731]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  233.583312]  ? trace_hardirqs_on+0xbd/0x310
[  233.587636]  ? vprintk_emit+0x33d/0x930
[  233.591618]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.596723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.602263]  ? netconsole_netdev_event+0x280/0x280
[  233.607200]  ? console_unlock+0x8d8/0x1160
[  233.611448]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  233.616114]  ? vprintk_emit+0x7f7/0x930
[  233.620096]  ? lock_release+0xa00/0xa00
[  233.624075]  ? preempt_count_add+0xbc/0x1b0
[  233.628399]  ? wake_up_klogd+0x11a/0x180
[  233.632484]  ? console_device+0xc0/0xc0
[  233.636470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.642032]  ? vprintk_emit+0x268/0x930
[  233.646008]  ? wake_up_klogd+0x180/0x180
[  233.650096]  ? trace_hardirqs_on_caller+0xc0/0x310
[  233.655039]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.659798]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.665254]  ? retint_kernel+0x1b/0x2d
[  233.669150]  ? trace_hardirqs_on+0x310/0x310
[  233.673578]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.678357]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  233.683118]  ? show_mem+0x1e/0x17b
[  233.686661]  show_mem+0x34/0x17b
[  233.690040]  dump_header+0x2f1/0xf72
[  233.693776]  ? mark_held_locks+0x130/0x130
[  233.698019]  ? pagefault_out_of_memory+0x197/0x197
[  233.702963]  ? __lock_acquire+0x62f/0x4c20
[  233.707191]  ? zap_class+0x640/0x640
[  233.710913]  ? percpu_ref_get_many+0x240/0x240
[  233.715496]  ? print_usage_bug+0xc0/0xc0
[  233.719560]  ? print_usage_bug+0xc0/0xc0
[  233.723621]  ? zap_class+0x640/0x640
[  233.727337]  ? print_usage_bug+0xc0/0xc0
[  233.731390]  ? print_usage_bug+0xc0/0xc0
[  233.735437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.740961]  ? find_held_lock+0x36/0x1c0
[  233.745029]  ? mark_held_locks+0xc7/0x130
[  233.749199]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  233.754307]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  233.759414]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  233.764000]  ? trace_hardirqs_on+0xbd/0x310
[  233.768348]  ? kasan_check_read+0x11/0x20
[  233.772493]  ? ___ratelimit+0x3b4/0x672
[  233.776466]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.781581]  ? trace_hardirqs_on+0x310/0x310
[  233.785988]  ? lock_downgrade+0x900/0x900
[  233.790166]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  233.795267]  ? ___ratelimit+0x3b9/0x672
[  233.799249]  ? idr_get_free+0xec0/0xec0
[  233.803219]  ? kasan_check_read+0x11/0x20
[  233.807361]  ? do_raw_spin_unlock+0xa7/0x330
[  233.811817]  oom_kill_process.cold.27+0x10/0x903
[  233.816584]  ? zap_class+0x640/0x640
[  233.820297]  ? _raw_spin_unlock+0x2c/0x50
[  233.824445]  ? oom_badness+0xe6/0xaa0
[  233.828243]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  233.833167]  ? kasan_check_read+0x11/0x20
[  233.837311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.842588]  ? oom_evaluate_task+0x540/0x540
[  233.846998]  ? find_held_lock+0x36/0x1c0
[  233.851078]  ? out_of_memory+0x974/0x1430
[  233.855231]  ? lock_downgrade+0x900/0x900
[  233.859385]  ? check_preemption_disabled+0x48/0x280
[  233.864406]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  233.869334]  ? kasan_check_read+0x11/0x20
[  233.873484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.878767]  ? rcu_softirq_qs+0x20/0x20
[  233.882758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.888292]  ? oom_evaluate_task+0x302/0x540
[  233.892709]  out_of_memory+0xa84/0x1430
[  233.896692]  ? oom_killer_disable+0x3a0/0x3a0
[  233.901204]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  233.906147]  ? __mutex_add_waiter+0x2a0/0x2a0
[  233.910668]  __alloc_pages_slowpath+0x22d4/0x2d70
[  233.915545]  ? warn_alloc+0x120/0x120
[  233.919350]  ? rcu_softirq_qs+0x20/0x20
[  233.923357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.928895]  ? should_fail+0x22d/0xd01
[  233.932798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.937903]  ? zap_class+0x640/0x640
[  233.941642]  ? __lock_is_held+0xb5/0x140
[  233.945715]  ? mark_held_locks+0x130/0x130
[  233.949953]  ? lock_release+0xa00/0xa00
[  233.953930]  ? perf_trace_sched_process_exec+0x860/0x860
[  233.959394]  ? __might_sleep+0x95/0x190
[  233.963376]  __alloc_pages_nodemask+0xa80/0xde0
[  233.968053]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  233.973075]  ? __page_cache_alloc+0x191/0x5c0
[  233.977582]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  233.982513]  ? kasan_check_read+0x11/0x20
[  233.986677]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.991954]  ? zap_class+0x640/0x640
[  233.995673]  ? zap_class+0x640/0x640
[  233.999393]  ? zap_class+0x640/0x640
[  234.003111]  ? __do_page_cache_readahead+0x7ce/0x980
[  234.008218]  ? find_held_lock+0x36/0x1c0
[  234.012296]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  234.017854]  alloc_pages_current+0x173/0x350
[  234.022272]  __page_cache_alloc+0x38c/0x5c0
[  234.026592]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  234.031522]  ? kasan_check_read+0x11/0x20
[  234.035675]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.040955]  ? generic_perform_write+0x6a0/0x6a0
[  234.045705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.051240]  ? check_preemption_disabled+0x48/0x280
[  234.056280]  filemap_fault+0x1594/0x25f0
[  234.060357]  ? __lock_page_or_retry+0xa00/0xa00
[  234.065047]  ? mark_held_locks+0x130/0x130
[  234.069285]  ? rcu_softirq_qs+0x20/0x20
[  234.073276]  ? filemap_map_pages+0xe04/0x1990
[  234.077804]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  234.082744]  ? futex_wait_setup+0x15c/0x3e0
[  234.087073]  ? zap_class+0x640/0x640
[  234.090800]  ? lock_acquire+0x1ed/0x520
[  234.094779]  ? alloc_set_pte+0x1447/0x1f40
[  234.099039]  ? lock_acquire+0x1ed/0x520
[  234.103036]  ? ext4_filemap_fault+0x7a/0xad
[  234.107367]  ? lock_release+0xa00/0xa00
[  234.111344]  ? perf_trace_sched_process_exec+0x860/0x860
[  234.116798]  ? print_usage_bug+0xc0/0xc0
[  234.120874]  ? print_usage_bug+0xc0/0xc0
[  234.124948]  ? down_read+0x8d/0x120
[  234.128572]  ? ext4_filemap_fault+0x7a/0xad
[  234.132915]  ? __down_interruptible+0x700/0x700
[  234.137598]  ext4_filemap_fault+0x82/0xad
[  234.141751]  __do_fault+0x100/0x6b0
[  234.145389]  ? unlock_page+0x2c2/0x4c0
[  234.149285]  ? pmd_devmap_trans_unstable+0x220/0x220
[  234.154393]  ? mark_held_locks+0x130/0x130
[  234.158632]  ? mark_held_locks+0x130/0x130
[  234.162867]  ? do_raw_spin_trylock+0x270/0x270
[  234.167475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.173027]  __handle_mm_fault+0x307c/0x5920
[  234.177449]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  234.182307]  ? kasan_check_read+0x11/0x20
[  234.186463]  ? _copy_to_user+0xc8/0x110
[  234.190444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.195990]  ? zap_class+0x640/0x640
[  234.199724]  ? zap_class+0x640/0x640
[  234.203465]  ? find_held_lock+0x36/0x1c0
[  234.207543]  ? handle_mm_fault+0x42a/0xc70
[  234.211785]  ? lock_downgrade+0x900/0x900
[  234.215937]  ? check_preemption_disabled+0x48/0x280
[  234.220962]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  234.225902]  ? kasan_check_read+0x11/0x20
[  234.230061]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.235355]  ? rcu_softirq_qs+0x20/0x20
[  234.239341]  ? trace_hardirqs_off_caller+0x310/0x310
[  234.244460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.249998]  ? check_preemption_disabled+0x48/0x280
[  234.255038]  handle_mm_fault+0x54f/0xc70
[  234.259110]  ? __handle_mm_fault+0x5920/0x5920
[  234.263699]  ? find_vma+0x34/0x190
[  234.267252]  __do_page_fault+0x5e8/0xe60
[  234.271311]  ? trace_hardirqs_off+0xb8/0x310
[  234.275730]  ? __ia32_sys_read+0xb0/0xb0
[  234.279837]  do_page_fault+0xf2/0x7e0
[  234.283642]  ? vmalloc_sync_all+0x30/0x30
[  234.287794]  ? error_entry+0x70/0xd0
[  234.291515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.296534]  ? trace_hardirqs_on_caller+0xc0/0x310
[  234.301472]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.306411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.311268]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.316283]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.321736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.327273]  ? prepare_exit_to_usermode+0x291/0x3b0
[  234.332293]  ? page_fault+0x8/0x30
[  234.335837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.340682]  ? page_fault+0x8/0x30
[  234.344235]  page_fault+0x1e/0x30
[  234.347696] RIP: 0033:0x4727a0
[  234.350898] Code: Bad RIP value.
[  234.354255] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  234.359619] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  234.366884] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  234.374148] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  234.381419] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  234.388686] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  234.395980] warn_alloc_show_mem: 1 callbacks suppressed
[  234.395992] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  234.395994] Mem-Info:
[  234.396035] active_anon:48509 inactive_anon:132 isolated_anon:0
[  234.396035]  active_file:12 inactive_file:13 isolated_file:0
[  234.396035]  unevictable:0 dirty:0 writeback:0 unstable:0
[  234.396035]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  234.396035]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  234.396035]  free:13771 free_pcp:124 free_cma:0
[  234.401385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.408317] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  234.410718] Call Trace:
[  234.443589] Node 0 
[  234.453527]  <IRQ>
[  234.480953] 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
[  234.483516]  dump_stack+0x244/0x39d
[  234.485723] lowmem_reserve[]:
[  234.487871]  ? dump_stack_print_info.cold.1+0x20/0x20
[  234.513353]  0 2818
[  234.516988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.520068]  6321
[  234.525286]  warn_alloc.cold.117+0xb7/0x1bd
[  234.527493]  6321
[  234.533029]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.539396]  ? lock_downgrade+0x900/0x900
[  234.541437] Node 0 
[  234.546277]  ? trace_hardirqs_off+0xb8/0x310
[  234.550423] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  234.552632]  ? trace_hardirqs_off+0xb8/0x310
[  234.557007] lowmem_reserve[]: 0
[  234.584010]  __alloc_pages_slowpath+0x2660/0x2d70
[  234.588403]  0
[  234.591701]  ? warn_alloc+0x120/0x120
[  234.596499]  3503
[  234.598302]  ? warn_alloc+0x120/0x120
[  234.602081]  3503
[  234.604170]  ? print_usage_bug+0xc0/0xc0
[  234.610023]  ? warn_alloc+0x120/0x120
[  234.614067] Node 0 
[  234.617862]  ? print_usage_bug+0xc0/0xc0
[  234.617891] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  234.617899] lowmem_reserve[]:
[  234.620128]  ? __lock_acquire+0x62f/0x4c20
[  234.624169]  0
[  234.652274]  ? __lock_acquire+0x62f/0x4c20
[  234.655359]  0
[  234.659593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.661370]  0
[  234.665603]  ? should_fail+0x22d/0xd01
[  234.667388]  0
[  234.672924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.678588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.680373] Node 0 
[  234.685642]  ? __lock_acquire+0x62f/0x4c20
[  234.690735] DMA: 
[  234.692971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.697187] 1*4kB 
[  234.699252]  ? __lock_acquire+0x62f/0x4c20
[  234.704334] (U) 
[  234.706475]  ? should_fail+0x22d/0xd01
[  234.710686] 0*8kB 
[  234.712663]  ? rcu_irq_exit+0x1a2/0x390
[  234.716520] 0*16kB 1*32kB 
[  234.718694]  ? mark_held_locks+0x130/0x130
[  234.722642] (U) 
[  234.725482]  ? mark_held_locks+0x130/0x130
[  234.729688] 2*64kB (U) 
[  234.731679]  ? mark_held_locks+0xc7/0x130
[  234.735888] 1*128kB (U) 
[  234.738482]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  234.742600] 1*256kB (U) 
[  234.745274]  ? zap_class+0x640/0x640
[  234.750263] 0*512kB 1*1024kB 
[  234.752940]  ? print_usage_bug+0xc0/0xc0
[  234.756629] (U) 
[  234.759732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.763768] 1*2048kB 
[  234.765739]  ? check_preemption_disabled+0x48/0x280
[  234.771252] (M) 
[  234.773690]  ? __lock_is_held+0xb5/0x140
[  234.778679] 3*4096kB 
[  234.780651]  __alloc_pages_nodemask+0xa80/0xde0
[  234.784686] (M) 
[  234.787091]  ? zap_class+0x640/0x640
[  234.791737] = 15908kB
[  234.793710]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  234.797399] Node 0 
[  234.799812]  ? find_held_lock+0x36/0x1c0
[  234.804799] DMA32: 
[  234.807077]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.811103] 4*4kB 
[  234.813336]  ? lock_downgrade+0x900/0x900
[  234.817982] (M) 
[  234.820133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.824256] 0*8kB 
[  234.826229]  cache_grow_begin+0xa5/0x8c0
[  234.831741] 2*16kB 
[  234.833888]  ? do_raw_spin_unlock+0xa7/0x330
[  234.837927] (M) 
[  234.840165]  fallback_alloc+0x204/0x2e0
[  234.844547] 2*32kB 
[  234.846521]  ____cache_alloc_node+0x1c7/0x1e0
[  234.850482] (UM) 
[  234.852731]  kmem_cache_alloc_node+0xe3/0x730
[  234.857202] 4*64kB (UM) 
[  234.859284]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.863771] 4*128kB 
[  234.866445]  __alloc_skb+0x119/0x770
[  234.870650] (M) 
[  234.873002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.876700] 3*256kB 
[  234.878677]  ? netdev_alloc_frag+0x1f0/0x1f0
[  234.883930] (M) 
[  234.886249]  ? lock_downgrade+0x900/0x900
[  234.890629] 4*512kB (UM) 
[  234.892612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.896744] 3*1024kB 
[  234.899502]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.905022] (UM) 
[  234.907438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.912857] 3*2048kB (UM) 
[  234.914929]  ? addrconf_rs_timer+0x690/0x690
[  234.920360] 3*4096kB (M) 
[  234.923216]  ndisc_alloc_skb+0x144/0x340
[  234.927598] = 25200kB
[  234.930351]  ndisc_send_rs+0x331/0x6e0
[  234.934394] Node 0 
[  234.936800]  addrconf_rs_timer+0x314/0x690
[  234.940675] Normal: 
[  234.942909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.947125] 786*4kB 
[  234.949453]  call_timer_fn+0x272/0x920
[  234.953655] (MEH) 
[  234.955976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.959846] 440*8kB 
[  234.961992]  ? process_timeout+0x40/0x40
[  234.966201] (UMEH) 
[  234.968533]  ? __run_timers+0x7da/0xc70
[  234.972571] 141*16kB 
[  234.974820]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.978759] (MEH) 54*32kB 
[  234.981180]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.985683] (MEH) 
[  234.988528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.993034] 14*64kB (UME) 
[  234.995211]  ? lockdep_hardirqs_on+0x296/0x5b0
[  234.999419] 1*128kB (H) 
[  235.002275]  ? trace_hardirqs_on+0xbd/0x310
[  235.006826] 1*256kB (H) 
[  235.009535]  ? kasan_check_read+0x11/0x20
[  235.013834] 2*512kB 
[  235.016502]  ? __run_timers+0x7da/0xc70
[  235.020629] (H) 
[  235.022971]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.026942] 1*1024kB (U) 
[  235.028929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.034019] 0*2048kB 
[  235.036800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.041004] 0*4096kB = 13976kB
[  235.043433]  __run_timers+0x7e5/0xc70
[  235.047650] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  235.050844]  ? timer_fixup_init+0x70/0x70
[  235.054618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  235.063455]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.067583] 163 total pagecache pages
[  235.076152]  ? zap_class+0x640/0x640
[  235.081153] 0 pages in swap cache
[  235.084941]  ? enqueue_hrtimer+0x1a5/0x560
[  235.088632] Swap cache stats: add 0, delete 0, find 0/0
[  235.088641] Free swap  = 0kB
[  235.092102]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.096337] Total swap = 0kB
[  235.101712]  ? find_held_lock+0x36/0x1c0
[  235.104718] 1965979 pages RAM
[  235.109906]  ? zap_class+0x640/0x640
[  235.112901] 0 pages HighMem/MovableOnly
[  235.112911] 342867 pages reserved
[  235.116989]  ? pvclock_read_flags+0x160/0x160
[  235.120086] 0 pages cma reserved
[  235.120300] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.123815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.127852] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.131226]  ? check_preemption_disabled+0x48/0x280
[  235.135791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.139084]  ? __lock_is_held+0xb5/0x140
[  235.145623] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.151092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.157579] syz-fuzzer cpuset=
[  235.162591]  ? check_preemption_disabled+0x48/0x280
[  235.169058] /
[  235.173129]  run_timer_softirq+0x52/0xb0
[  235.183341]  mems_allowed=0
[  235.188886]  ? rcu_read_lock_sched_held+0x14f/0x180
[  235.210731]  __do_softirq+0x308/0xb7e
[  235.214537]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  235.219035]  ? lock_downgrade+0x900/0x900
[  235.223209]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  235.228323]  ? pvclock_read_flags+0x160/0x160
[  235.232834]  ? lapic_next_event+0x5a/0x90
[  235.236988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.242542]  ? kvm_clock_read+0x18/0x30
[  235.246517]  ? kvm_sched_clock_read+0x9/0x20
[  235.250940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.256475]  ? check_preemption_disabled+0x48/0x280
[  235.261501]  irq_exit+0x17f/0x1c0
[  235.264975]  smp_apic_timer_interrupt+0x1cb/0x760
[  235.269815]  ? smp_reschedule_interrupt+0x109/0x650
[  235.274831]  ? smp_call_function_single_interrupt+0x650/0x650
[  235.280716]  ? interrupt_entry+0xb5/0xc0
[  235.284785]  ? trace_hardirqs_off_caller+0xbb/0x310
[  235.289801]  ? trace_hardirqs_off_caller+0xbb/0x310
[  235.294821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.299665]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.304683]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.309709]  ? task_prio+0x50/0x50
[  235.313255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.318790]  ? check_preemption_disabled+0x48/0x280
[  235.323812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.328664]  apic_timer_interrupt+0xf/0x20
[  235.332894]  </IRQ>
[  235.335143] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  235.341068] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  235.359965] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  235.367675] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  235.374952] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  235.382222] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  235.389488] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  235.396755] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  235.404069]  ? save_stack+0xa9/0xd0
[  235.407715]  __kmalloc_node_track_caller+0x33/0x70
[  235.412685]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  235.417445]  pskb_expand_head+0x230/0x10f0
[  235.421686]  ? memcpy+0x45/0x50
[  235.424995]  ? __copy_skb_header+0x350/0x6b0
[  235.429418]  ? skb_release_data+0x880/0x880
[  235.433738]  ? __alloc_skb+0x770/0x770
[  235.437636]  ? __lock_is_held+0xb5/0x140
[  235.441705]  ? kasan_check_write+0x14/0x20
[  235.445937]  ? __skb_clone+0x6c7/0xa00
[  235.449826]  ? __copy_skb_header+0x6b0/0x6b0
[  235.454708]  ? kmem_cache_alloc+0x33a/0x730
[  235.459046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.464591]  skb_ensure_writable+0x3dd/0x640
[  235.469027]  ? skb_checksum_setup+0xaa0/0xaa0
[  235.473538]  ? check_preemption_disabled+0x48/0x280
[  235.478561]  ? __this_cpu_preempt_check+0x1c/0x20
[  235.483418]  ? __bpf_redirect+0x54b/0xb20
[  235.487580]  bpf_clone_redirect+0x14a/0x490
[  235.491911]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  235.496929]  ? __sched_text_start+0x8/0x8
[  235.501077]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  235.505838]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  235.510420]  ? retint_kernel+0x2d/0x2d
[  235.514334]  ? find_held_lock+0x36/0x1c0
[  235.518448]  ? lock_acquire+0x1ed/0x520
[  235.522426]  ? bpf_test_run+0x3cb/0x780
[  235.526400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.531947]  ? check_preemption_disabled+0x48/0x280
[  235.536980]  ? kasan_check_read+0x11/0x20
[  235.541141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.546424]  ? rcu_softirq_qs+0x20/0x20
[  235.550399]  ? preempt_schedule+0x4d/0x60
[  235.554547]  ? ___preempt_schedule+0x16/0x18
[  235.558966]  ? bpf_test_run+0x25d/0x780
[  235.563085]  ? netlink_diag_dump+0x2a0/0x2a0
[  235.567503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.573051]  ? bpf_test_init.isra.10+0x70/0x100
[  235.577730]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  235.582497]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  235.587350]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.593516]  ? fput+0x130/0x1a0
[  235.596808]  ? __bpf_prog_get+0x9b/0x290
[  235.600877]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  235.605730]  ? bpf_prog_test_run+0x130/0x1a0
[  235.610145]  ? __x64_sys_bpf+0x3d8/0x520
[  235.614206]  ? bpf_prog_get+0x20/0x20
[  235.618034]  ? do_syscall_64+0x1b9/0x820
[  235.622110]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  235.627480]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.632416]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.637435]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  235.642457]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  235.649122]  ? __switch_to_asm+0x40/0x70
[  235.653182]  ? __switch_to_asm+0x34/0x70
[  235.657251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.662102]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.667483] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  235.667571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.674153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.674162] Call Trace:
[  235.680762] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.689986]  <IRQ>
[  235.692571] syz-executor5 cpuset=
[  235.703060]  dump_stack+0x244/0x39d
[  235.705197] syz5
[  235.708651]  ? dump_stack_print_info.cold.1+0x20/0x20
[  235.712260]  mems_allowed=0
[  235.714237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.727879]  warn_alloc.cold.117+0xb7/0x1bd
[  235.732229]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.737083]  ? lock_downgrade+0x900/0x900
[  235.741241]  ? trace_hardirqs_off+0xb8/0x310
[  235.745661]  ? trace_hardirqs_off+0xb8/0x310
[  235.750081]  __alloc_pages_slowpath+0x2660/0x2d70
[  235.754974]  ? warn_alloc+0x120/0x120
[  235.758781]  ? warn_alloc+0x120/0x120
[  235.762609]  ? print_usage_bug+0xc0/0xc0
[  235.766672]  ? warn_alloc+0x120/0x120
[  235.770475]  ? print_usage_bug+0xc0/0xc0
[  235.774554]  ? __lock_acquire+0x62f/0x4c20
[  235.778792]  ? __lock_acquire+0x62f/0x4c20
[  235.783039]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.788585]  ? should_fail+0x22d/0xd01
[  235.792487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.797779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.802899]  ? __lock_acquire+0x62f/0x4c20
[  235.807142]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.812254]  ? __lock_acquire+0x62f/0x4c20
[  235.816491]  ? should_fail+0x22d/0xd01
[  235.820382]  ? rcu_irq_exit+0x1a2/0x390
[  235.824374]  ? mark_held_locks+0x130/0x130
[  235.828609]  ? mark_held_locks+0x130/0x130
[  235.832850]  ? mark_held_locks+0xc7/0x130
[  235.837000]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  235.842035]  ? zap_class+0x640/0x640
[  235.845759]  ? print_usage_bug+0xc0/0xc0
[  235.849851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.855390]  ? check_preemption_disabled+0x48/0x280
[  235.860417]  ? __lock_is_held+0xb5/0x140
[  235.864488]  __alloc_pages_nodemask+0xa80/0xde0
[  235.869163]  ? zap_class+0x640/0x640
[  235.872885]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  235.877913]  ? find_held_lock+0x36/0x1c0
[  235.882003]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.886685]  ? lock_downgrade+0x900/0x900
[  235.890855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.896400]  cache_grow_begin+0xa5/0x8c0
[  235.900476]  ? do_raw_spin_unlock+0xa7/0x330
[  235.904906]  fallback_alloc+0x204/0x2e0
[  235.908902]  ____cache_alloc_node+0x1c7/0x1e0
[  235.913403]  kmem_cache_alloc_node+0xe3/0x730
[  235.917914]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.922160]  __alloc_skb+0x119/0x770
[  235.925878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.931163]  ? netdev_alloc_frag+0x1f0/0x1f0
[  235.935576]  ? lock_downgrade+0x900/0x900
[  235.939733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.945275]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.950739]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.956188]  ? addrconf_rs_timer+0x690/0x690
[  235.960614]  ndisc_alloc_skb+0x144/0x340
[  235.964704]  ndisc_send_rs+0x331/0x6e0
[  235.968599]  addrconf_rs_timer+0x314/0x690
[  235.972836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.977088]  call_timer_fn+0x272/0x920
[  235.980977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.985224]  ? process_timeout+0x40/0x40
[  235.989299]  ? mark_held_locks+0xc7/0x130
[  235.993455]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.997953]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.002469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.006702]  ? lockdep_hardirqs_on+0x296/0x5b0
[  236.011290]  ? trace_hardirqs_on+0xbd/0x310
[  236.015616]  ? kasan_check_read+0x11/0x20
[  236.019773]  ? __run_timers+0x7da/0xc70
[  236.023776]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.028884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.033131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.037370]  __run_timers+0x7e5/0xc70
[  236.041188]  ? timer_fixup_init+0x70/0x70
[  236.045340]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.050357]  ? zap_class+0x640/0x640
[  236.054083]  ? print_usage_bug+0xc0/0xc0
[  236.058150]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.063347]  ? find_held_lock+0x36/0x1c0
[  236.067419]  ? zap_class+0x640/0x640
[  236.071154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.076694]  ? check_preemption_disabled+0x48/0x280
[  236.081722]  ? __lock_is_held+0xb5/0x140
[  236.085786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.091324]  ? check_preemption_disabled+0x48/0x280
[  236.096348]  run_timer_softirq+0x52/0xb0
[  236.100414]  ? rcu_read_lock_sched_held+0x14f/0x180
[  236.105433]  __do_softirq+0x308/0xb7e
[  236.109238]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  236.113734]  ? lock_downgrade+0x900/0x900
[  236.117888]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  236.123002]  ? pvclock_read_flags+0x160/0x160
[  236.127515]  ? lapic_next_event+0x5a/0x90
[  236.131673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.137220]  ? kvm_clock_read+0x18/0x30
[  236.141193]  ? kvm_sched_clock_read+0x9/0x20
[  236.145637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.151194]  ? check_preemption_disabled+0x48/0x280
[  236.156221]  irq_exit+0x17f/0x1c0
[  236.159675]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.164521]  ? smp_reschedule_interrupt+0x109/0x650
[  236.169561]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.175448]  ? interrupt_entry+0xb5/0xc0
[  236.179514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.184546]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.189580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.194429]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.199444]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.204466]  ? task_prio+0x50/0x50
[  236.208022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.213578]  ? check_preemption_disabled+0x48/0x280
[  236.218604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.223458]  apic_timer_interrupt+0xf/0x20
[  236.227686]  </IRQ>
[  236.229933] RIP: 0010:console_unlock+0xffa/0x1160
[  236.234779] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  236.253677] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  236.261391] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  236.268664] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  236.275936] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  236.283202] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  236.290468] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  236.297766]  ? netconsole_netdev_event+0x280/0x280
[  236.302707]  ? console_unlock+0xff1/0x1160
[  236.306988]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  236.311675]  ? lock_release+0xa00/0xa00
[  236.315653]  ? interrupt_entry+0xc0/0xc0
[  236.319728]  vprintk_emit+0x33d/0x930
[  236.323533]  ? wake_up_klogd+0x180/0x180
[  236.327603]  ? attach_entity_load_avg+0x810/0x860
[  236.332450]  ? __lock_acquire+0x600/0x4c20
[  236.336689]  ? mark_held_locks+0x130/0x130
[  236.340923]  ? print_usage_bug+0xc0/0xc0
[  236.344997]  ? find_held_lock+0x36/0x1c0
[  236.349079]  ? mark_held_locks+0xc7/0x130
[  236.353231]  vprintk_default+0x28/0x30
[  236.357120]  vprintk_func+0x7e/0x181
[  236.360837]  printk+0xa7/0xcf
[  236.363943]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  236.368722]  show_free_areas.cold.118+0x1f34/0x215d
[  236.373781]  ? si_meminfo_node+0x260/0x260
[  236.378039]  ? __lock_acquire+0x62f/0x4c20
[  236.382280]  ? __lock_acquire+0x62f/0x4c20
[  236.386514]  ? __lock_is_held+0xb5/0x140
[  236.390598]  ? mark_held_locks+0x130/0x130
[  236.394837]  ? zap_class+0x640/0x640
[  236.398564]  ? put_dec+0x3b/0xf0
[  236.401936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.407484]  ? find_held_lock+0x36/0x1c0
[  236.411564]  ? serial8250_console_write+0x8b3/0xb10
[  236.416582]  ? lock_downgrade+0x900/0x900
[  236.420730]  ? zap_class+0x640/0x640
[  236.424447]  ? zap_class+0x640/0x640
[  236.428167]  ? print_usage_bug+0xc0/0xc0
[  236.432227]  ? do_raw_spin_unlock+0xa7/0x330
[  236.436636]  ? trace_hardirqs_on+0x310/0x310
[  236.441048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.446621]  ? find_held_lock+0x36/0x1c0
[  236.450690]  ? mark_held_locks+0xc7/0x130
[  236.454842]  ? console_unlock+0xfcd/0x1160
[  236.459255]  ? netconsole_netdev_event+0x280/0x280
[  236.464187]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  236.468770]  ? trace_hardirqs_on+0xbd/0x310
[  236.473093]  ? vprintk_emit+0x33d/0x930
[  236.477085]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.482195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.487739]  ? netconsole_netdev_event+0x280/0x280
[  236.492673]  ? console_unlock+0x8d8/0x1160
[  236.496927]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  236.501596]  ? vprintk_emit+0x7f7/0x930
[  236.505576]  ? lock_release+0xa00/0xa00
[  236.509578]  ? preempt_count_add+0xbc/0x1b0
[  236.513906]  ? wake_up_klogd+0x11a/0x180
[  236.517998]  ? console_device+0xc0/0xc0
[  236.521995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.527552]  ? vprintk_emit+0x268/0x930
[  236.531535]  ? wake_up_klogd+0x180/0x180
[  236.535603]  ? trace_hardirqs_on_caller+0xc0/0x310
[  236.540544]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.545300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.550748]  ? retint_kernel+0x1b/0x2d
[  236.554636]  ? trace_hardirqs_on+0x310/0x310
[  236.559055]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.563835]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  236.568607]  ? show_mem+0x1e/0x17b
[  236.572153]  show_mem+0x34/0x17b
[  236.575527]  dump_header+0x2f1/0xf72
[  236.579256]  ? mark_held_locks+0x130/0x130
[  236.583494]  ? pagefault_out_of_memory+0x197/0x197
[  236.588448]  ? __lock_acquire+0x62f/0x4c20
[  236.592696]  ? zap_class+0x640/0x640
[  236.596428]  ? percpu_ref_get_many+0x240/0x240
[  236.601024]  ? print_usage_bug+0xc0/0xc0
[  236.605092]  ? print_usage_bug+0xc0/0xc0
[  236.609161]  ? zap_class+0x640/0x640
[  236.612879]  ? print_usage_bug+0xc0/0xc0
[  236.616945]  ? print_usage_bug+0xc0/0xc0
[  236.621021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.626574]  ? find_held_lock+0x36/0x1c0
[  236.630641]  ? mark_held_locks+0xc7/0x130
[  236.634797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  236.639901]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  236.645006]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  236.649602]  ? trace_hardirqs_on+0xbd/0x310
[  236.653926]  ? kasan_check_read+0x11/0x20
[  236.658075]  ? ___ratelimit+0x3b4/0x672
[  236.662060]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.667168]  ? trace_hardirqs_on+0x310/0x310
[  236.671594]  ? lock_downgrade+0x900/0x900
[  236.675752]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  236.680860]  ? ___ratelimit+0x3b9/0x672
[  236.684840]  ? idr_get_free+0xec0/0xec0
[  236.688817]  ? kasan_check_read+0x11/0x20
[  236.692962]  ? do_raw_spin_unlock+0xa7/0x330
[  236.697379]  oom_kill_process.cold.27+0x10/0x903
[  236.702141]  ? zap_class+0x640/0x640
[  236.705885]  ? _raw_spin_unlock+0x2c/0x50
[  236.710040]  ? oom_badness+0xe6/0xaa0
[  236.713851]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.718784]  ? kasan_check_read+0x11/0x20
[  236.722937]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.728222]  ? oom_evaluate_task+0x540/0x540
[  236.732634]  ? find_held_lock+0x36/0x1c0
[  236.736700]  ? out_of_memory+0x974/0x1430
[  236.740846]  ? lock_downgrade+0x900/0x900
[  236.744998]  ? check_preemption_disabled+0x48/0x280
[  236.750046]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.754998]  ? kasan_check_read+0x11/0x20
[  236.759153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.764609]  ? rcu_softirq_qs+0x20/0x20
[  236.768593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.774152]  ? oom_evaluate_task+0x302/0x540
[  236.778582]  out_of_memory+0xa84/0x1430
[  236.782572]  ? oom_killer_disable+0x3a0/0x3a0
[  236.787073]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  236.792008]  ? __mutex_add_waiter+0x2a0/0x2a0
[  236.796526]  __alloc_pages_slowpath+0x22d4/0x2d70
[  236.801412]  ? warn_alloc+0x120/0x120
[  236.805222]  ? rcu_softirq_qs+0x20/0x20
[  236.809237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.814772]  ? should_fail+0x22d/0xd01
[  236.818662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.823782]  ? zap_class+0x640/0x640
[  236.827530]  ? __lock_is_held+0xb5/0x140
[  236.831605]  ? mark_held_locks+0x130/0x130
[  236.835842]  ? lock_release+0xa00/0xa00
[  236.839815]  ? perf_trace_sched_process_exec+0x860/0x860
[  236.845277]  ? __might_sleep+0x95/0x190
[  236.849254]  __alloc_pages_nodemask+0xa80/0xde0
[  236.853966]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  236.858988]  ? __page_cache_alloc+0x191/0x5c0
[  236.863512]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.868484]  ? kasan_check_read+0x11/0x20
[  236.872638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.877916]  ? zap_class+0x640/0x640
[  236.881641]  ? zap_class+0x640/0x640
[  236.885369]  ? zap_class+0x640/0x640
[  236.889083]  ? __do_page_cache_readahead+0x7ce/0x980
[  236.894190]  ? find_held_lock+0x36/0x1c0
[  236.898255]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  236.903798]  alloc_pages_current+0x173/0x350
[  236.908212]  __page_cache_alloc+0x38c/0x5c0
[  236.912535]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.917469]  ? kasan_check_read+0x11/0x20
[  236.921619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.926898]  ? generic_perform_write+0x6a0/0x6a0
[  236.931653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.937192]  ? check_preemption_disabled+0x48/0x280
[  236.942219]  filemap_fault+0x1594/0x25f0
[  236.946298]  ? __lock_page_or_retry+0xa00/0xa00
[  236.950981]  ? mark_held_locks+0x130/0x130
[  236.955237]  ? rcu_softirq_qs+0x20/0x20
[  236.959237]  ? filemap_map_pages+0xe04/0x1990
[  236.963750]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  236.968685]  ? futex_wait_setup+0x15c/0x3e0
[  236.973009]  ? zap_class+0x640/0x640
[  236.976744]  ? lock_acquire+0x1ed/0x520
[  236.980724]  ? alloc_set_pte+0x1447/0x1f40
[  236.984979]  ? lock_acquire+0x1ed/0x520
[  236.988963]  ? ext4_filemap_fault+0x7a/0xad
[  236.993296]  ? lock_release+0xa00/0xa00
[  236.997270]  ? perf_trace_sched_process_exec+0x860/0x860
[  237.002720]  ? print_usage_bug+0xc0/0xc0
[  237.006787]  ? print_usage_bug+0xc0/0xc0
[  237.010864]  ? down_read+0x8d/0x120
[  237.014490]  ? ext4_filemap_fault+0x7a/0xad
[  237.018811]  ? __down_interruptible+0x700/0x700
[  237.023500]  ext4_filemap_fault+0x82/0xad
[  237.027652]  __do_fault+0x100/0x6b0
[  237.031283]  ? unlock_page+0x2c2/0x4c0
[  237.035175]  ? pmd_devmap_trans_unstable+0x220/0x220
[  237.040319]  ? mark_held_locks+0x130/0x130
[  237.044561]  ? mark_held_locks+0x130/0x130
[  237.048800]  ? do_raw_spin_trylock+0x270/0x270
[  237.053401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.058950]  __handle_mm_fault+0x307c/0x5920
[  237.063373]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  237.068219]  ? kasan_check_read+0x11/0x20
[  237.072372]  ? _copy_to_user+0xc8/0x110
[  237.076363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.081913]  ? zap_class+0x640/0x640
[  237.085626]  ? zap_class+0x640/0x640
[  237.089351]  ? find_held_lock+0x36/0x1c0
[  237.093422]  ? handle_mm_fault+0x42a/0xc70
[  237.097668]  ? lock_downgrade+0x900/0x900
[  237.101825]  ? check_preemption_disabled+0x48/0x280
[  237.106887]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  237.111813]  ? kasan_check_read+0x11/0x20
[  237.115961]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.121245]  ? rcu_softirq_qs+0x20/0x20
[  237.125222]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.130329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.135864]  ? check_preemption_disabled+0x48/0x280
[  237.140889]  handle_mm_fault+0x54f/0xc70
[  237.144961]  ? __handle_mm_fault+0x5920/0x5920
[  237.149566]  ? find_vma+0x34/0x190
[  237.153118]  __do_page_fault+0x5e8/0xe60
[  237.157178]  ? trace_hardirqs_off+0xb8/0x310
[  237.161599]  ? __ia32_sys_read+0xb0/0xb0
[  237.165671]  do_page_fault+0xf2/0x7e0
[  237.169474]  ? vmalloc_sync_all+0x30/0x30
[  237.173636]  ? error_entry+0x70/0xd0
[  237.177355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.182371]  ? trace_hardirqs_on_caller+0xc0/0x310
[  237.187302]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.192240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.197090]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.202114]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.207598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.213162]  ? prepare_exit_to_usermode+0x291/0x3b0
[  237.218191]  ? page_fault+0x8/0x30
[  237.221743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.226604]  ? page_fault+0x8/0x30
[  237.230145]  page_fault+0x1e/0x30
[  237.233600] RIP: 0033:0x4727a0
[  237.236806] Code: Bad RIP value.
[  237.240168] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  237.245532] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  237.252813] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  237.260077] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  237.267356] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  237.274622] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  237.281919] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  237.281925] warn_alloc_show_mem: 1 callbacks suppressed
[  237.281933] Mem-Info:
[  237.288864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.294262] active_anon:48509 inactive_anon:132 isolated_anon:0
[  237.294262]  active_file:12 inactive_file:13 isolated_file:0
[  237.294262]  unevictable:0 dirty:0 writeback:0 unstable:0
[  237.294262]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  237.294262]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  237.294262]  free:13771 free_pcp:124 free_cma:0
[  237.296663] Call Trace:
[  237.306061] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  237.339205]  <IRQ>
[  237.341779] Node 0 
[  237.369209]  dump_stack+0x244/0x39d
[  237.371360] 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
[  237.373572]  ? dump_stack_print_info.cold.1+0x20/0x20
[  237.377180] lowmem_reserve[]:
[  237.402685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.407858]  0
[  237.410980]  warn_alloc.cold.117+0xb7/0x1bd
[  237.416491]  2818
[  237.418302]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.422603]  6321
[  237.425113]  ? lock_downgrade+0x900/0x900
[  237.429934]  6321
[  237.431998]  ? trace_hardirqs_off+0xb8/0x310
[  237.438187]  ? trace_hardirqs_off+0xb8/0x310
[  237.442571] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  237.447024]  __alloc_pages_slowpath+0x2660/0x2d70
[  237.447085]  ? warn_alloc+0x120/0x120
[  237.474752] lowmem_reserve[]: 0
[  237.479611]  ? warn_alloc+0x120/0x120
[  237.483380]  0 3503
[  237.486666]  ? print_usage_bug+0xc0/0xc0
[  237.490445]  3503
[  237.492715]  ? warn_alloc+0x120/0x120
[  237.498838]  ? print_usage_bug+0xc0/0xc0
[  237.502618] Node 0 
[  237.506671]  ? __lock_acquire+0x62f/0x4c20
[  237.506701] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  237.506708] lowmem_reserve[]:
[  237.508970]  ? __lock_acquire+0x62f/0x4c20
[  237.513187]  0
[  237.541291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.544373]  0
[  237.548602]  ? should_fail+0x22d/0xd01
[  237.550383]  0
[  237.555918]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.557703]  0
[  237.561611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.563898] Node 0 
[  237.569172]  ? __lock_acquire+0x62f/0x4c20
[  237.570954] DMA: 
[  237.576054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.578268] 1*4kB 
[  237.582498]  ? __lock_acquire+0x62f/0x4c20
[  237.584545] (U) 
[  237.589651]  ? should_fail+0x22d/0xd01
[  237.591784] 0*8kB 
[  237.596033]  ? rcu_irq_exit+0x1a2/0x390
[  237.597986] 0*16kB 
[  237.601876]  ? mark_held_locks+0x130/0x130
[  237.603998] 1*32kB 
[  237.607974]  ? mark_held_locks+0x130/0x130
[  237.610193] (U) 
[  237.614424]  ? mark_held_locks+0xc7/0x130
[  237.616641] 2*64kB 
[  237.620874]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  237.622826] (U) 
[  237.626969]  ? zap_class+0x640/0x640
[  237.629189] 1*128kB 
[  237.634199]  ? print_usage_bug+0xc0/0xc0
[  237.636159] (U) 
[  237.639870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.642172] 1*256kB 
[  237.646230]  ? check_preemption_disabled+0x48/0x280
[  237.648184] (U) 
[  237.653726]  ? __lock_is_held+0xb5/0x140
[  237.656031] 0*512kB 
[  237.661061]  __alloc_pages_nodemask+0xa80/0xde0
[  237.663000] 1*1024kB (U) 
[  237.667078]  ? zap_class+0x640/0x640
[  237.669377] 1*2048kB (M) 
[  237.674058]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  237.676794] 3*4096kB 
[  237.680533]  ? find_held_lock+0x36/0x1c0
[  237.683269] (M) 
[  237.688286]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.690683] = 15908kB
[  237.694735]  ? lock_downgrade+0x900/0x900
[  237.696691] Node 0 
[  237.701365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.703750] DMA32: 
[  237.707895]  cache_grow_begin+0xa5/0x8c0
[  237.710115] 4*4kB 
[  237.715650]  ? do_raw_spin_unlock+0xa7/0x330
[  237.717870] (M) 
[  237.721931]  fallback_alloc+0x204/0x2e0
[  237.724057] 0*8kB 
[  237.728502]  ____cache_alloc_node+0x1c7/0x1e0
[  237.730453] 2*16kB 
[  237.734421]  kmem_cache_alloc_node+0xe3/0x730
[  237.736547] (M) 
[  237.741054]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.743265] 2*32kB 
[  237.747761]  __alloc_skb+0x119/0x770
[  237.749709] (UM) 
[  237.753947]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.756153] 4*64kB (UM) 
[  237.759873]  ? netdev_alloc_frag+0x1f0/0x1f0
[  237.761922] 4*128kB 
[  237.767196]  ? lock_downgrade+0x900/0x900
[  237.769849] (M) 
[  237.774256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.776577] 3*256kB 
[  237.780721]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.782675] (M) 
[  237.788209]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.790524] 4*512kB 
[  237.795983]  ? addrconf_rs_timer+0x690/0x690
[  237.797958] (UM) 
[  237.803424]  ndisc_alloc_skb+0x144/0x340
[  237.805720] 3*1024kB 
[  237.810127]  ndisc_send_rs+0x331/0x6e0
[  237.812168] (UM) 
[  237.816227]  addrconf_rs_timer+0x314/0x690
[  237.818619] 3*2048kB 
[  237.822502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.824570] (UM) 
[  237.828820]  call_timer_fn+0x272/0x920
[  237.831199] 3*4096kB 
[  237.835429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.837484] (M) 
[  237.841367]  ? process_timeout+0x40/0x40
[  237.843755] = 25200kB
[  237.847992]  ? __run_timers+0x7da/0xc70
[  237.849939] Node 0 
[  237.853999]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.856390] Normal: 
[  237.860363]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.862578] 786*4kB 
[  237.867071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.869634] (MEH) 
[  237.874127]  ? lockdep_hardirqs_on+0x296/0x5b0
[  237.876429] 440*8kB 
[  237.880670]  ? trace_hardirqs_on+0xbd/0x310
[  237.882811] (UMEH) 
[  237.887394]  ? kasan_check_read+0x11/0x20
[  237.887411]  ? __run_timers+0x7da/0xc70
[  237.889717] 141*16kB 
[  237.894050]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.896261] (MEH) 
[  237.900404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.904359] 54*32kB 
[  237.906764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.911847] (MEH) 
[  237.913998]  __run_timers+0x7e5/0xc70
[  237.918222] 14*64kB 
[  237.920546]  ? timer_fixup_init+0x70/0x70
[  237.924756] (UME) 
[  237.926904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.930675] 1*128kB (H) 
[  237.933025]  ? zap_class+0x640/0x640
[  237.937152] 1*256kB 
[  237.939298]  ? enqueue_hrtimer+0x1a5/0x560
[  237.944291] (H) 
[  237.946962]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.950653] 2*512kB 
[  237.952976]  ? find_held_lock+0x36/0x1c0
[  237.957190] (H) 
[  237.959169]  ? zap_class+0x640/0x640
[  237.964337] 1*1024kB 
[  237.966670]  ? pvclock_read_flags+0x160/0x160
[  237.970708] (U) 
[  237.972679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.976375] 0*2048kB 
[  237.978786]  ? check_preemption_disabled+0x48/0x280
[  237.983261] 0*4096kB 
[  237.985242]  ? __lock_is_held+0xb5/0x140
[  237.990746] = 13976kB
[  237.990762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  237.993169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.998169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  238.000572]  ? check_preemption_disabled+0x48/0x280
[  238.004611] 163 total pagecache pages
[  238.007027]  run_timer_softirq+0x52/0xb0
[  238.015846] 0 pages in swap cache
[  238.021412]  ? rcu_read_lock_sched_held+0x14f/0x180
[  238.029977] Swap cache stats: add 0, delete 0, find 0/0
[  238.034987]  __do_softirq+0x308/0xb7e
[  238.038769] Free swap  = 0kB
[  238.042827]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  238.046256] Total swap = 0kB
[  238.046264] 1965979 pages RAM
[  238.051275]  ? lock_downgrade+0x900/0x900
[  238.056611] 0 pages HighMem/MovableOnly
[  238.056621] 342867 pages reserved
[  238.060429]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  238.063431] 0 pages cma reserved
[  238.067925]  ? pvclock_read_flags+0x160/0x160
[  238.070993] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.074052]  ? lapic_next_event+0x5a/0x90
[  238.078264] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.082142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.085575] syz-fuzzer cpuset=
[  238.090680]  ? kvm_clock_read+0x18/0x30
[  238.094033] /
[  238.098530]  ? kvm_sched_clock_read+0x9/0x20
[  238.105008]  mems_allowed=0
[  238.109163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.146575]  ? check_preemption_disabled+0x48/0x280
[  238.151601]  irq_exit+0x17f/0x1c0
[  238.155064]  smp_apic_timer_interrupt+0x1cb/0x760
[  238.159915]  ? smp_reschedule_interrupt+0x109/0x650
[  238.164930]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.170815]  ? interrupt_entry+0xb5/0xc0
[  238.174878]  ? trace_hardirqs_off_caller+0xbb/0x310
[  238.179890]  ? trace_hardirqs_off_caller+0xbb/0x310
[  238.184909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.189752]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.194768]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.199783]  ? task_prio+0x50/0x50
[  238.203324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.208859]  ? check_preemption_disabled+0x48/0x280
[  238.213881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.218732]  apic_timer_interrupt+0xf/0x20
[  238.222962]  </IRQ>
[  238.225206] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  238.231091] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  238.249990] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  238.257714] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  238.264984] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  238.272256] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  238.279523] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  238.286790] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  238.294086]  ? save_stack+0xa9/0xd0
[  238.297737]  __kmalloc_node_track_caller+0x33/0x70
[  238.302669]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  238.307435]  pskb_expand_head+0x230/0x10f0
[  238.311687]  ? memcpy+0x45/0x50
[  238.314972]  ? __copy_skb_header+0x350/0x6b0
[  238.319382]  ? skb_release_data+0x880/0x880
[  238.323702]  ? __alloc_skb+0x770/0x770
[  238.327599]  ? __lock_is_held+0xb5/0x140
[  238.331672]  ? kasan_check_write+0x14/0x20
[  238.335930]  ? __skb_clone+0x6c7/0xa00
[  238.339824]  ? __copy_skb_header+0x6b0/0x6b0
[  238.344243]  ? kmem_cache_alloc+0x33a/0x730
[  238.348592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.354143]  skb_ensure_writable+0x3dd/0x640
[  238.358566]  ? skb_checksum_setup+0xaa0/0xaa0
[  238.363066]  ? check_preemption_disabled+0x48/0x280
[  238.368089]  ? __this_cpu_preempt_check+0x1c/0x20
[  238.372936]  ? __bpf_redirect+0x54b/0xb20
[  238.377090]  bpf_clone_redirect+0x14a/0x490
[  238.381428]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  238.386449]  ? __sched_text_start+0x8/0x8
[  238.390596]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.395357]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  238.399956]  ? retint_kernel+0x2d/0x2d
[  238.403851]  ? find_held_lock+0x36/0x1c0
[  238.407926]  ? lock_acquire+0x1ed/0x520
[  238.411900]  ? bpf_test_run+0x3cb/0x780
[  238.415879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.421416]  ? check_preemption_disabled+0x48/0x280
[  238.426438]  ? kasan_check_read+0x11/0x20
[  238.430593]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.435872]  ? rcu_softirq_qs+0x20/0x20
[  238.439847]  ? preempt_schedule+0x4d/0x60
[  238.444001]  ? ___preempt_schedule+0x16/0x18
[  238.448439]  ? bpf_test_run+0x25d/0x780
[  238.452439]  ? netlink_diag_dump+0x2a0/0x2a0
[  238.456843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.462382]  ? bpf_test_init.isra.10+0x70/0x100
[  238.467085]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  238.471850]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  238.476691]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.482229]  ? fput+0x130/0x1a0
[  238.485514]  ? __bpf_prog_get+0x9b/0x290
[  238.489590]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  238.494444]  ? bpf_prog_test_run+0x130/0x1a0
[  238.498861]  ? __x64_sys_bpf+0x3d8/0x520
[  238.502922]  ? bpf_prog_get+0x20/0x20
[  238.506743]  ? do_syscall_64+0x1b9/0x820
[  238.510807]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.516177]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.521114]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.526130]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.531148]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  238.537813]  ? __switch_to_asm+0x40/0x70
[  238.541873]  ? __switch_to_asm+0x34/0x70
[  238.545949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.550800]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.556187] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  238.556271] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.562855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.562864] Call Trace:
[  238.569439] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.578698]  <IRQ>
[  238.581274] syz-executor5 cpuset=
[  238.591757]  dump_stack+0x244/0x39d
[  238.593889] syz5
[  238.597337]  ? dump_stack_print_info.cold.1+0x20/0x20
[  238.600966]  mems_allowed=0
[  238.602941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.616580]  warn_alloc.cold.117+0xb7/0x1bd
[  238.620905]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.625755]  ? lock_downgrade+0x900/0x900
[  238.629936]  ? trace_hardirqs_off+0xb8/0x310
[  238.634351]  ? trace_hardirqs_off+0xb8/0x310
[  238.638781]  __alloc_pages_slowpath+0x2660/0x2d70
[  238.643650]  ? warn_alloc+0x120/0x120
[  238.647458]  ? warn_alloc+0x120/0x120
[  238.651277]  ? print_usage_bug+0xc0/0xc0
[  238.655344]  ? warn_alloc+0x120/0x120
[  238.659149]  ? print_usage_bug+0xc0/0xc0
[  238.663217]  ? __lock_acquire+0x62f/0x4c20
[  238.667452]  ? __lock_acquire+0x62f/0x4c20
[  238.671695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.677231]  ? should_fail+0x22d/0xd01
[  238.681133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.686428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.691531]  ? __lock_acquire+0x62f/0x4c20
[  238.695783]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.700884]  ? __lock_acquire+0x62f/0x4c20
[  238.705127]  ? should_fail+0x22d/0xd01
[  238.709024]  ? rcu_irq_exit+0x1a2/0x390
[  238.713020]  ? mark_held_locks+0x130/0x130
[  238.717264]  ? mark_held_locks+0x130/0x130
[  238.721506]  ? mark_held_locks+0xc7/0x130
[  238.725661]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  238.730687]  ? zap_class+0x640/0x640
[  238.734404]  ? print_usage_bug+0xc0/0xc0
[  238.738472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.744037]  ? check_preemption_disabled+0x48/0x280
[  238.749065]  ? __lock_is_held+0xb5/0x140
[  238.753150]  __alloc_pages_nodemask+0xa80/0xde0
[  238.757832]  ? zap_class+0x640/0x640
[  238.761557]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  238.766607]  ? find_held_lock+0x36/0x1c0
[  238.770680]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.775363]  ? lock_downgrade+0x900/0x900
[  238.779532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.785078]  cache_grow_begin+0xa5/0x8c0
[  238.789136]  ? do_raw_spin_unlock+0xa7/0x330
[  238.793555]  fallback_alloc+0x204/0x2e0
[  238.797535]  ____cache_alloc_node+0x1c7/0x1e0
[  238.802054]  kmem_cache_alloc_node+0xe3/0x730
[  238.806561]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.810811]  __alloc_skb+0x119/0x770
[  238.814568]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.819845]  ? netdev_alloc_frag+0x1f0/0x1f0
[  238.824253]  ? lock_downgrade+0x900/0x900
[  238.828410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.833949]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.839413]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.844873]  ? addrconf_rs_timer+0x690/0x690
[  238.849292]  ndisc_alloc_skb+0x144/0x340
[  238.853371]  ndisc_send_rs+0x331/0x6e0
[  238.857265]  addrconf_rs_timer+0x314/0x690
[  238.861513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.865780]  call_timer_fn+0x272/0x920
[  238.869669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.873917]  ? process_timeout+0x40/0x40
[  238.878021]  ? mark_held_locks+0xc7/0x130
[  238.882188]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.886688]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.891183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.895419]  ? lockdep_hardirqs_on+0x296/0x5b0
[  238.900023]  ? trace_hardirqs_on+0xbd/0x310
[  238.904347]  ? kasan_check_read+0x11/0x20
[  238.908496]  ? __run_timers+0x7da/0xc70
[  238.912472]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.917596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.921834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.926069]  __run_timers+0x7e5/0xc70
[  238.929897]  ? timer_fixup_init+0x70/0x70
[  238.934051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.939068]  ? zap_class+0x640/0x640
[  238.942783]  ? print_usage_bug+0xc0/0xc0
[  238.946873]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.952069]  ? find_held_lock+0x36/0x1c0
[  238.956137]  ? zap_class+0x640/0x640
[  238.959856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.965397]  ? check_preemption_disabled+0x48/0x280
[  238.970420]  ? __lock_is_held+0xb5/0x140
[  238.974483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.980031]  ? check_preemption_disabled+0x48/0x280
[  238.985054]  run_timer_softirq+0x52/0xb0
[  238.989117]  ? rcu_read_lock_sched_held+0x14f/0x180
[  238.994138]  __do_softirq+0x308/0xb7e
[  238.997944]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  239.002437]  ? lock_downgrade+0x900/0x900
[  239.006585]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  239.011701]  ? pvclock_read_flags+0x160/0x160
[  239.016199]  ? lapic_next_event+0x5a/0x90
[  239.020362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.025904]  ? kvm_clock_read+0x18/0x30
[  239.029875]  ? kvm_sched_clock_read+0x9/0x20
[  239.034296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.039845]  ? check_preemption_disabled+0x48/0x280
[  239.044870]  irq_exit+0x17f/0x1c0
[  239.048340]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.053180]  ? smp_reschedule_interrupt+0x109/0x650
[  239.058194]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.064083]  ? interrupt_entry+0xb5/0xc0
[  239.068144]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.073159]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.078176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.083026]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.088049]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.093069]  ? task_prio+0x50/0x50
[  239.096613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.102149]  ? check_preemption_disabled+0x48/0x280
[  239.107170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.112031]  apic_timer_interrupt+0xf/0x20
[  239.116278]  </IRQ>
[  239.118518] RIP: 0010:console_unlock+0xffa/0x1160
[  239.123375] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  239.142272] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  239.149983] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  239.157258] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  239.164531] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  239.171804] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  239.179069] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  239.186347]  ? netconsole_netdev_event+0x280/0x280
[  239.191286]  ? console_unlock+0xff1/0x1160
[  239.195554]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  239.200233]  ? lock_release+0xa00/0xa00
[  239.204215]  ? interrupt_entry+0xc0/0xc0
[  239.208309]  vprintk_emit+0x33d/0x930
[  239.212155]  ? wake_up_klogd+0x180/0x180
[  239.216219]  ? attach_entity_load_avg+0x810/0x860
[  239.221072]  ? __lock_acquire+0x600/0x4c20
[  239.225310]  ? mark_held_locks+0x130/0x130
[  239.229546]  ? print_usage_bug+0xc0/0xc0
[  239.233620]  ? find_held_lock+0x36/0x1c0
[  239.237688]  ? mark_held_locks+0xc7/0x130
[  239.241834]  vprintk_default+0x28/0x30
[  239.245734]  vprintk_func+0x7e/0x181
[  239.249451]  printk+0xa7/0xcf
[  239.252576]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  239.257350]  show_free_areas.cold.118+0x1f34/0x215d
[  239.262387]  ? si_meminfo_node+0x260/0x260
[  239.266628]  ? __lock_acquire+0x62f/0x4c20
[  239.270862]  ? __lock_acquire+0x62f/0x4c20
[  239.275103]  ? __lock_is_held+0xb5/0x140
[  239.279181]  ? mark_held_locks+0x130/0x130
[  239.283418]  ? zap_class+0x640/0x640
[  239.287158]  ? put_dec+0x3b/0xf0
[  239.290546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.296101]  ? find_held_lock+0x36/0x1c0
[  239.300189]  ? serial8250_console_write+0x8b3/0xb10
[  239.305205]  ? lock_downgrade+0x900/0x900
[  239.309355]  ? zap_class+0x640/0x640
[  239.313072]  ? zap_class+0x640/0x640
[  239.316793]  ? print_usage_bug+0xc0/0xc0
[  239.320851]  ? do_raw_spin_unlock+0xa7/0x330
[  239.325260]  ? trace_hardirqs_on+0x310/0x310
[  239.329666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.335214]  ? find_held_lock+0x36/0x1c0
[  239.339285]  ? mark_held_locks+0xc7/0x130
[  239.343441]  ? console_unlock+0xfcd/0x1160
[  239.347674]  ? netconsole_netdev_event+0x280/0x280
[  239.352604]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  239.357186]  ? trace_hardirqs_on+0xbd/0x310
[  239.361504]  ? vprintk_emit+0x33d/0x930
[  239.365501]  ? trace_hardirqs_off_caller+0x310/0x310
[  239.370624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.376166]  ? netconsole_netdev_event+0x280/0x280
[  239.381100]  ? console_unlock+0x8d8/0x1160
[  239.385358]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  239.390032]  ? vprintk_emit+0x7f7/0x930
[  239.394021]  ? lock_release+0xa00/0xa00
[  239.398002]  ? preempt_count_add+0xbc/0x1b0
[  239.402333]  ? wake_up_klogd+0x11a/0x180
[  239.407696]  ? console_device+0xc0/0xc0
[  239.411672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.417216]  ? vprintk_emit+0x268/0x930
[  239.421196]  ? wake_up_klogd+0x180/0x180
[  239.425259]  ? trace_hardirqs_on_caller+0xc0/0x310
[  239.430196]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.434954]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.440407]  ? retint_kernel+0x1b/0x2d
[  239.444305]  ? trace_hardirqs_on+0x310/0x310
[  239.448725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.453508]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  239.458485]  ? show_mem+0x1e/0x17b
[  239.462039]  show_mem+0x34/0x17b
[  239.465417]  dump_header+0x2f1/0xf72
[  239.469143]  ? mark_held_locks+0x130/0x130
[  239.473387]  ? pagefault_out_of_memory+0x197/0x197
[  239.478322]  ? __lock_acquire+0x62f/0x4c20
[  239.482570]  ? zap_class+0x640/0x640
[  239.486288]  ? percpu_ref_get_many+0x240/0x240
[  239.490886]  ? print_usage_bug+0xc0/0xc0
[  239.494948]  ? print_usage_bug+0xc0/0xc0
[  239.499024]  ? zap_class+0x640/0x640
[  239.502748]  ? print_usage_bug+0xc0/0xc0
[  239.506808]  ? print_usage_bug+0xc0/0xc0
[  239.510878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.516421]  ? find_held_lock+0x36/0x1c0
[  239.520526]  ? mark_held_locks+0xc7/0x130
[  239.524684]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.529786]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.534893]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  239.539479]  ? trace_hardirqs_on+0xbd/0x310
[  239.543804]  ? kasan_check_read+0x11/0x20
[  239.547950]  ? ___ratelimit+0x3b4/0x672
[  239.551927]  ? trace_hardirqs_off_caller+0x310/0x310
[  239.557038]  ? trace_hardirqs_on+0x310/0x310
[  239.561464]  ? lock_downgrade+0x900/0x900
[  239.566090]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  239.571212]  ? ___ratelimit+0x3b9/0x672
[  239.575199]  ? idr_get_free+0xec0/0xec0
[  239.579178]  ? kasan_check_read+0x11/0x20
[  239.583327]  ? do_raw_spin_unlock+0xa7/0x330
[  239.587746]  oom_kill_process.cold.27+0x10/0x903
[  239.592508]  ? zap_class+0x640/0x640
[  239.596230]  ? _raw_spin_unlock+0x2c/0x50
[  239.600381]  ? oom_badness+0xe6/0xaa0
[  239.604192]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.609122]  ? kasan_check_read+0x11/0x20
[  239.613287]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.618567]  ? oom_evaluate_task+0x540/0x540
[  239.622993]  ? find_held_lock+0x36/0x1c0
[  239.627083]  ? out_of_memory+0x974/0x1430
[  239.631233]  ? lock_downgrade+0x900/0x900
[  239.635384]  ? check_preemption_disabled+0x48/0x280
[  239.640407]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.645337]  ? kasan_check_read+0x11/0x20
[  239.649487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.654770]  ? rcu_softirq_qs+0x20/0x20
[  239.658758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.664303]  ? oom_evaluate_task+0x302/0x540
[  239.668728]  out_of_memory+0xa84/0x1430
[  239.672714]  ? oom_killer_disable+0x3a0/0x3a0
[  239.677215]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  239.682149]  ? __mutex_add_waiter+0x2a0/0x2a0
[  239.686657]  __alloc_pages_slowpath+0x22d4/0x2d70
[  239.691550]  ? warn_alloc+0x120/0x120
[  239.695356]  ? rcu_softirq_qs+0x20/0x20
[  239.699372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.704911]  ? should_fail+0x22d/0xd01
[  239.708806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.713916]  ? zap_class+0x640/0x640
[  239.717655]  ? __lock_is_held+0xb5/0x140
[  239.721723]  ? mark_held_locks+0x130/0x130
[  239.725963]  ? lock_release+0xa00/0xa00
[  239.729943]  ? perf_trace_sched_process_exec+0x860/0x860
[  239.735411]  ? __might_sleep+0x95/0x190
[  239.739388]  __alloc_pages_nodemask+0xa80/0xde0
[  239.744065]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  239.749101]  ? __page_cache_alloc+0x191/0x5c0
[  239.753596]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.758528]  ? kasan_check_read+0x11/0x20
[  239.762682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.767975]  ? zap_class+0x640/0x640
[  239.771694]  ? zap_class+0x640/0x640
[  239.775407]  ? zap_class+0x640/0x640
[  239.779122]  ? __do_page_cache_readahead+0x7ce/0x980
[  239.784230]  ? find_held_lock+0x36/0x1c0
[  239.788295]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  239.793856]  alloc_pages_current+0x173/0x350
[  239.798270]  __page_cache_alloc+0x38c/0x5c0
[  239.802595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.807537]  ? kasan_check_read+0x11/0x20
[  239.811692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.816975]  ? generic_perform_write+0x6a0/0x6a0
[  239.821728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.827269]  ? check_preemption_disabled+0x48/0x280
[  239.832293]  filemap_fault+0x1594/0x25f0
[  239.836371]  ? __lock_page_or_retry+0xa00/0xa00
[  239.841048]  ? mark_held_locks+0x130/0x130
[  239.845285]  ? rcu_softirq_qs+0x20/0x20
[  239.849268]  ? filemap_map_pages+0xe04/0x1990
[  239.853784]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  239.858735]  ? futex_wait_setup+0x15c/0x3e0
[  239.863059]  ? zap_class+0x640/0x640
[  239.866785]  ? lock_acquire+0x1ed/0x520
[  239.870764]  ? alloc_set_pte+0x1447/0x1f40
[  239.875023]  ? lock_acquire+0x1ed/0x520
[  239.879000]  ? ext4_filemap_fault+0x7a/0xad
[  239.883340]  ? lock_release+0xa00/0xa00
[  239.887312]  ? perf_trace_sched_process_exec+0x860/0x860
[  239.892763]  ? print_usage_bug+0xc0/0xc0
[  239.896837]  ? print_usage_bug+0xc0/0xc0
[  239.900957]  ? down_read+0x8d/0x120
[  239.904581]  ? ext4_filemap_fault+0x7a/0xad
[  239.908898]  ? __down_interruptible+0x700/0x700
[  239.913590]  ext4_filemap_fault+0x82/0xad
[  239.917736]  __do_fault+0x100/0x6b0
[  239.921366]  ? unlock_page+0x2c2/0x4c0
[  239.925260]  ? pmd_devmap_trans_unstable+0x220/0x220
[  239.930380]  ? mark_held_locks+0x130/0x130
[  239.934640]  ? mark_held_locks+0x130/0x130
[  239.938879]  ? do_raw_spin_trylock+0x270/0x270
[  239.943475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.949027]  __handle_mm_fault+0x307c/0x5920
[  239.953455]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  239.958304]  ? kasan_check_read+0x11/0x20
[  239.962455]  ? _copy_to_user+0xc8/0x110
[  239.966436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.971980]  ? zap_class+0x640/0x640
[  239.975700]  ? zap_class+0x640/0x640
[  239.979420]  ? find_held_lock+0x36/0x1c0
[  239.983491]  ? handle_mm_fault+0x42a/0xc70
[  239.987726]  ? lock_downgrade+0x900/0x900
[  239.991872]  ? check_preemption_disabled+0x48/0x280
[  239.996896]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  240.001828]  ? kasan_check_read+0x11/0x20
[  240.005981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.011269]  ? rcu_softirq_qs+0x20/0x20
[  240.015249]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.020366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.025916]  ? check_preemption_disabled+0x48/0x280
[  240.030937]  handle_mm_fault+0x54f/0xc70
[  240.035001]  ? __handle_mm_fault+0x5920/0x5920
[  240.039601]  ? find_vma+0x34/0x190
[  240.043151]  __do_page_fault+0x5e8/0xe60
[  240.047212]  ? trace_hardirqs_off+0xb8/0x310
[  240.051636]  ? __ia32_sys_read+0xb0/0xb0
[  240.055708]  do_page_fault+0xf2/0x7e0
[  240.059515]  ? vmalloc_sync_all+0x30/0x30
[  240.063672]  ? error_entry+0x70/0xd0
[  240.067387]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.072403]  ? trace_hardirqs_on_caller+0xc0/0x310
[  240.077337]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.082266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.087116]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.092138]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.097597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.103147]  ? prepare_exit_to_usermode+0x291/0x3b0
[  240.108167]  ? page_fault+0x8/0x30
[  240.111724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.116590]  ? page_fault+0x8/0x30
[  240.120143]  page_fault+0x1e/0x30
[  240.123593] RIP: 0033:0x4727a0
[  240.126814] Code: Bad RIP value.
[  240.130174] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  240.135538] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  240.142811] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  240.150079] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  240.157346] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  240.164624] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  240.171912] warn_alloc_show_mem: 1 callbacks suppressed
[  240.171924] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  240.171926] Mem-Info:
[  240.171957] active_anon:48509 inactive_anon:132 isolated_anon:0
[  240.171957]  active_file:12 inactive_file:13 isolated_file:0
[  240.171957]  unevictable:0 dirty:0 writeback:0 unstable:0
[  240.171957]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  240.171957]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  240.171957]  free:13771 free_pcp:124 free_cma:0
[  240.177306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.184255] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  240.186665] Call Trace:
[  240.219537] Node 0 
[  240.228930]  <IRQ>
[  240.256354] 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
[  240.258919]  dump_stack+0x244/0x39d
[  240.261127] lowmem_reserve[]:
[  240.263279]  ? dump_stack_print_info.cold.1+0x20/0x20
[  240.288751]  0 2818
[  240.292394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.295471]  6321
[  240.300662]  warn_alloc.cold.117+0xb7/0x1bd
[  240.302873]  6321
[  240.308405]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.314764]  ? lock_downgrade+0x900/0x900
[  240.316806] Node 0 
[  240.321649]  ? trace_hardirqs_off+0xb8/0x310
[  240.325795] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  240.328008]  ? trace_hardirqs_off+0xb8/0x310
[  240.332420] lowmem_reserve[]:
[  240.359400]  __alloc_pages_slowpath+0x2660/0x2d70
[  240.363777]  0 0
[  240.366917]  ? warn_alloc+0x120/0x120
[  240.371721]  3503 3503
[  240.373711]  ? warn_alloc+0x120/0x120
[  240.379984]  ? print_usage_bug+0xc0/0xc0
[  240.383769] Node 0 
[  240.387835]  ? warn_alloc+0x120/0x120
[  240.387867] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  240.387874] lowmem_reserve[]:
[  240.390110]  ? print_usage_bug+0xc0/0xc0
[  240.393882]  0 0
[  240.421998]  ? __lock_acquire+0x62f/0x4c20
[  240.425088]  0
[  240.429141]  ? __lock_acquire+0x62f/0x4c20
[  240.431106]  0
[  240.435341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.441367]  ? should_fail+0x22d/0xd01
[  240.443162] Node 0 
[  240.448697]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.452554] DMA: 1*4kB 
[  240.454795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.460044] (U) 0*8kB 
[  240.462633]  ? __lock_acquire+0x62f/0x4c20
[  240.467710] 0*16kB 1*32kB 
[  240.470217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.474427] (U) 
[  240.477271]  ? __lock_acquire+0x62f/0x4c20
[  240.482344] 2*64kB (U) 
[  240.484328]  ? should_fail+0x22d/0xd01
[  240.488556] 1*128kB (U) 
[  240.491150]  ? rcu_irq_exit+0x1a2/0x390
[  240.495040] 1*256kB 
[  240.497719]  ? mark_held_locks+0x130/0x130
[  240.501664] (U) 
[  240.503985]  ? mark_held_locks+0x130/0x130
[  240.508211] 0*512kB 
[  240.510205]  ? mark_held_locks+0xc7/0x130
[  240.514420] 1*1024kB 
[  240.516743]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  240.520870] (U) 
[  240.523278]  ? zap_class+0x640/0x640
[  240.528269] 1*2048kB (M) 
[  240.530253]  ? print_usage_bug+0xc0/0xc0
[  240.533951] 3*4096kB (M) 
[  240.536717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.540754] = 15908kB
[  240.543505]  ? check_preemption_disabled+0x48/0x280
[  240.549026] Node 0 
[  240.551444]  ? __lock_is_held+0xb5/0x140
[  240.556427] DMA32: 4*4kB 
[  240.558677]  __alloc_pages_nodemask+0xa80/0xde0
[  240.562717] (M) 0*8kB 
[  240.565485]  ? zap_class+0x640/0x640
[  240.570135] 2*16kB 
[  240.572631]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  240.576323] (M) 
[  240.578561]  ? find_held_lock+0x36/0x1c0
[  240.583560] 2*32kB 
[  240.585542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.589583] (UM) 
[  240.591820]  ? lock_downgrade+0x900/0x900
[  240.596462] 4*64kB (UM) 
[  240.598543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.602670] 4*128kB 
[  240.605341]  cache_grow_begin+0xa5/0x8c0
[  240.610846] (M) 3*256kB 
[  240.613175]  ? do_raw_spin_unlock+0xa7/0x330
[  240.617214] (M) 
[  240.619885]  fallback_alloc+0x204/0x2e0
[  240.624272] 4*512kB 
[  240.626247]  ____cache_alloc_node+0x1c7/0x1e0
[  240.630196] (UM) 
[  240.632519]  kmem_cache_alloc_node+0xe3/0x730
[  240.636990] 3*1024kB (UM) 
[  240.639076]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.643549] 3*2048kB 
[  240.646419]  __alloc_skb+0x119/0x770
[  240.650625] (UM) 
[  240.653056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.656741] 3*4096kB 
[  240.658802]  ? netdev_alloc_frag+0x1f0/0x1f0
[  240.664056] (M) 
[  240.666464]  ? lock_downgrade+0x900/0x900
[  240.670847] = 25200kB
[  240.672822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.676941] Node 0 
[  240.679350]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.684858] Normal: 
[  240.687094]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.692520] 786*4kB 
[  240.694844]  ? addrconf_rs_timer+0x690/0x690
[  240.700269] (MEH) 
[  240.702596]  ndisc_alloc_skb+0x144/0x340
[  240.706975] 440*8kB 
[  240.709120]  ndisc_send_rs+0x331/0x6e0
[  240.713155] (UMEH) 
[  240.715480]  addrconf_rs_timer+0x314/0x690
[  240.719345] 141*16kB 
[  240.721577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.725788] (MEH) 
[  240.728206]  call_timer_fn+0x272/0x920
[  240.732408] 54*32kB 
[  240.734553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.734571]  ? process_timeout+0x40/0x40
[  240.738444] (MEH) 
[  240.740769]  ? __run_timers+0x7da/0xc70
[  240.744970] 14*64kB (UME) 
[  240.749056]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.751176] 1*128kB 
[  240.755157]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.757999] (H) 
[  240.762508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.764804] 1*256kB (H) 
[  240.769332]  ? lockdep_hardirqs_on+0x296/0x5b0
[  240.771286] 2*512kB 
[  240.775517]  ? trace_hardirqs_on+0xbd/0x310
[  240.778179] (H) 
[  240.782771]  ? kasan_check_read+0x11/0x20
[  240.785078] 1*1024kB 
[  240.789396]  ? __run_timers+0x7da/0xc70
[  240.791354] (U) 
[  240.795497]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.797884] 0*2048kB 
[  240.801857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.803815] 0*4096kB 
[  240.808911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.811324] = 13976kB
[  240.815565]  __run_timers+0x7e5/0xc70
[  240.817957] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  240.822189]  ? timer_fixup_init+0x70/0x70
[  240.824577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  240.828368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.837181] 163 total pagecache pages
[  240.841326]  ? zap_class+0x640/0x640
[  240.849887] 0 pages in swap cache
[  240.854893]  ? enqueue_hrtimer+0x1a5/0x560
[  240.858678] Swap cache stats: add 0, delete 0, find 0/0
[  240.862383]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.865840] Free swap  = 0kB
[  240.870088]  ? find_held_lock+0x36/0x1c0
[  240.875429] Total swap = 0kB
[  240.880612]  ? zap_class+0x640/0x640
[  240.883620] 1965979 pages RAM
[  240.887681]  ? pvclock_read_flags+0x160/0x160
[  240.890674] 0 pages HighMem/MovableOnly
[  240.894387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.897472] 342867 pages reserved
[  240.901973]  ? check_preemption_disabled+0x48/0x280
[  240.905934] 0 pages cma reserved
[  240.919108]  ? __lock_is_held+0xb5/0x140
[  240.922628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.927540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.927553]  ? check_preemption_disabled+0x48/0x280
[  240.927571]  run_timer_softirq+0x52/0xb0
[  240.927589]  ? rcu_read_lock_sched_held+0x14f/0x180
[  240.930999] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.934991]  __do_softirq+0x308/0xb7e
[  240.941459] syz-fuzzer cpuset=
[  240.946992]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  240.951989] /
[  240.956057]  ? lock_downgrade+0x900/0x900
[  240.961049]  mems_allowed=0
[  240.991459]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  240.996585]  ? pvclock_read_flags+0x160/0x160
[  241.001088]  ? lapic_next_event+0x5a/0x90
[  241.005240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.010788]  ? kvm_clock_read+0x18/0x30
[  241.014761]  ? kvm_sched_clock_read+0x9/0x20
[  241.019172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.024708]  ? check_preemption_disabled+0x48/0x280
[  241.029775]  irq_exit+0x17f/0x1c0
[  241.033229]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.038073]  ? smp_reschedule_interrupt+0x109/0x650
[  241.043094]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.048984]  ? interrupt_entry+0xb5/0xc0
[  241.053060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.058073]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.063090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.067933]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.072944]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.077962]  ? task_prio+0x50/0x50
[  241.081501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.087056]  ? check_preemption_disabled+0x48/0x280
[  241.092096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.096947]  apic_timer_interrupt+0xf/0x20
[  241.101172]  </IRQ>
[  241.103424] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  241.109312] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  241.128211] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  241.135918] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  241.143186] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  241.150464] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  241.157730] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  241.165007] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  241.172338]  ? save_stack+0xa9/0xd0
[  241.175976]  __kmalloc_node_track_caller+0x33/0x70
[  241.180911]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  241.185672]  pskb_expand_head+0x230/0x10f0
[  241.189914]  ? memcpy+0x45/0x50
[  241.193197]  ? __copy_skb_header+0x350/0x6b0
[  241.197621]  ? skb_release_data+0x880/0x880
[  241.201955]  ? __alloc_skb+0x770/0x770
[  241.205856]  ? __lock_is_held+0xb5/0x140
[  241.209928]  ? kasan_check_write+0x14/0x20
[  241.214164]  ? __skb_clone+0x6c7/0xa00
[  241.218065]  ? __copy_skb_header+0x6b0/0x6b0
[  241.222474]  ? kmem_cache_alloc+0x33a/0x730
[  241.226794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.232335]  skb_ensure_writable+0x3dd/0x640
[  241.236747]  ? skb_checksum_setup+0xaa0/0xaa0
[  241.241239]  ? check_preemption_disabled+0x48/0x280
[  241.246260]  ? __this_cpu_preempt_check+0x1c/0x20
[  241.251106]  ? __bpf_redirect+0x54b/0xb20
[  241.255264]  bpf_clone_redirect+0x14a/0x490
[  241.259594]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  241.264612]  ? __sched_text_start+0x8/0x8
[  241.268760]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.273518]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  241.278113]  ? retint_kernel+0x2d/0x2d
[  241.282003]  ? find_held_lock+0x36/0x1c0
[  241.286091]  ? lock_acquire+0x1ed/0x520
[  241.290079]  ? bpf_test_run+0x3cb/0x780
[  241.294060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.299598]  ? check_preemption_disabled+0x48/0x280
[  241.304620]  ? kasan_check_read+0x11/0x20
[  241.308773]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.314064]  ? rcu_softirq_qs+0x20/0x20
[  241.318050]  ? preempt_schedule+0x4d/0x60
[  241.322198]  ? ___preempt_schedule+0x16/0x18
[  241.326610]  ? bpf_test_run+0x25d/0x780
[  241.330593]  ? netlink_diag_dump+0x2a0/0x2a0
[  241.335023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.340578]  ? bpf_test_init.isra.10+0x70/0x100
[  241.345266]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  241.350054]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  241.354896]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.360450]  ? fput+0x130/0x1a0
[  241.363731]  ? __bpf_prog_get+0x9b/0x290
[  241.367793]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  241.372632]  ? bpf_prog_test_run+0x130/0x1a0
[  241.377059]  ? __x64_sys_bpf+0x3d8/0x520
[  241.381132]  ? bpf_prog_get+0x20/0x20
[  241.384951]  ? do_syscall_64+0x1b9/0x820
[  241.389025]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  241.394396]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.399334]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.404354]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.409379]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  241.416080]  ? __switch_to_asm+0x40/0x70
[  241.420144]  ? __switch_to_asm+0x34/0x70
[  241.424216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.429077]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.434474] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  241.434571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.441152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.441162] Call Trace:
[  241.447741] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.457170]  <IRQ>
[  241.459745] syz-executor5 cpuset=
[  241.470232]  dump_stack+0x244/0x39d
[  241.472362] syz5
[  241.475815]  ? dump_stack_print_info.cold.1+0x20/0x20
[  241.479432]  mems_allowed=0
[  241.481416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.495062]  warn_alloc.cold.117+0xb7/0x1bd
[  241.499405]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.504253]  ? lock_downgrade+0x900/0x900
[  241.508410]  ? trace_hardirqs_off+0xb8/0x310
[  241.512827]  ? trace_hardirqs_off+0xb8/0x310
[  241.517244]  __alloc_pages_slowpath+0x2660/0x2d70
[  241.522139]  ? warn_alloc+0x120/0x120
[  241.525949]  ? warn_alloc+0x120/0x120
[  241.529755]  ? print_usage_bug+0xc0/0xc0
[  241.533818]  ? warn_alloc+0x120/0x120
[  241.537627]  ? print_usage_bug+0xc0/0xc0
[  241.541690]  ? __lock_acquire+0x62f/0x4c20
[  241.545923]  ? __lock_acquire+0x62f/0x4c20
[  241.550161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.555698]  ? should_fail+0x22d/0xd01
[  241.559591]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.565174]  ? __lock_acquire+0x62f/0x4c20
[  241.569416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.574518]  ? __lock_acquire+0x62f/0x4c20
[  241.578781]  ? should_fail+0x22d/0xd01
[  241.582673]  ? find_held_lock+0x36/0x1c0
[  241.586744]  ? mark_held_locks+0x130/0x130
[  241.591019]  ? mark_held_locks+0x130/0x130
[  241.595255]  ? zap_class+0x640/0x640
[  241.598971]  ? zap_class+0x640/0x640
[  241.602699]  ? print_usage_bug+0xc0/0xc0
[  241.606757]  ? do_raw_spin_unlock+0xa7/0x330
[  241.611163]  ? zap_class+0x640/0x640
[  241.614881]  ? print_usage_bug+0xc0/0xc0
[  241.618946]  ? wq_watchdog_touch+0x9c/0xfe
[  241.623182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.628722]  ? check_preemption_disabled+0x48/0x280
[  241.633746]  ? __lock_is_held+0xb5/0x140
[  241.637813]  __alloc_pages_nodemask+0xa80/0xde0
[  241.642480]  ? zap_class+0x640/0x640
[  241.646212]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  241.651240]  ? find_held_lock+0x36/0x1c0
[  241.655314]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.659984]  ? lock_downgrade+0x900/0x900
[  241.664152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.669696]  cache_grow_begin+0xa5/0x8c0
[  241.673757]  ? do_raw_spin_unlock+0xa7/0x330
[  241.678194]  fallback_alloc+0x204/0x2e0
[  241.682177]  ____cache_alloc_node+0x1c7/0x1e0
[  241.686678]  kmem_cache_alloc_node+0xe3/0x730
[  241.691177]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.695426]  __alloc_skb+0x119/0x770
[  241.699152]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.704438]  ? netdev_alloc_frag+0x1f0/0x1f0
[  241.708845]  ? lock_downgrade+0x900/0x900
[  241.713019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.718563]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.724029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.729484]  ? addrconf_rs_timer+0x690/0x690
[  241.733907]  ndisc_alloc_skb+0x144/0x340
[  241.737973]  ndisc_send_rs+0x331/0x6e0
[  241.741866]  addrconf_rs_timer+0x314/0x690
[  241.746105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.750356]  call_timer_fn+0x272/0x920
[  241.754248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.758488]  ? process_timeout+0x40/0x40
[  241.762578]  ? mark_held_locks+0xc7/0x130
[  241.766730]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.771246]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.775743]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.779980]  ? lockdep_hardirqs_on+0x296/0x5b0
[  241.784578]  ? trace_hardirqs_on+0xbd/0x310
[  241.788904]  ? kasan_check_read+0x11/0x20
[  241.793066]  ? __run_timers+0x7da/0xc70
[  241.797054]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.802162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.806406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.810639]  __run_timers+0x7e5/0xc70
[  241.814455]  ? timer_fixup_init+0x70/0x70
[  241.818600]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.823628]  ? zap_class+0x640/0x640
[  241.827354]  ? print_usage_bug+0xc0/0xc0
[  241.831416]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.836616]  ? find_held_lock+0x36/0x1c0
[  241.840680]  ? zap_class+0x640/0x640
[  241.844400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.849936]  ? check_preemption_disabled+0x48/0x280
[  241.854956]  ? __lock_is_held+0xb5/0x140
[  241.859023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.864563]  ? check_preemption_disabled+0x48/0x280
[  241.869578]  run_timer_softirq+0x52/0xb0
[  241.873663]  ? rcu_read_lock_sched_held+0x14f/0x180
[  241.878681]  __do_softirq+0x308/0xb7e
[  241.882486]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  241.886978]  ? lock_downgrade+0x900/0x900
[  241.891127]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  241.896266]  ? pvclock_read_flags+0x160/0x160
[  241.900765]  ? lapic_next_event+0x5a/0x90
[  241.904916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.910467]  ? kvm_clock_read+0x18/0x30
[  241.914445]  ? kvm_sched_clock_read+0x9/0x20
[  241.918870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.924409]  ? check_preemption_disabled+0x48/0x280
[  241.929436]  irq_exit+0x17f/0x1c0
[  241.932892]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.937734]  ? smp_reschedule_interrupt+0x109/0x650
[  241.942761]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.948680]  ? interrupt_entry+0xb5/0xc0
[  241.952740]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.957758]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.962795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.967651]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.972681]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.977697]  ? task_prio+0x50/0x50
[  241.981239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.986780]  ? check_preemption_disabled+0x48/0x280
[  241.991805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.996655]  apic_timer_interrupt+0xf/0x20
[  242.000879]  </IRQ>
[  242.003124] RIP: 0010:console_unlock+0xffa/0x1160
[  242.007968] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  242.026867] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  242.034581] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  242.041849] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  242.049113] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  242.056380] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  242.063648] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  242.070933]  ? netconsole_netdev_event+0x280/0x280
[  242.075873]  ? console_unlock+0xff1/0x1160
[  242.080134]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  242.084810]  ? lock_release+0xa00/0xa00
[  242.088788]  ? interrupt_entry+0xc0/0xc0
[  242.092868]  vprintk_emit+0x33d/0x930
[  242.096675]  ? wake_up_klogd+0x180/0x180
[  242.100738]  ? attach_entity_load_avg+0x810/0x860
[  242.105584]  ? __lock_acquire+0x600/0x4c20
[  242.109824]  ? mark_held_locks+0x130/0x130
[  242.114071]  ? print_usage_bug+0xc0/0xc0
[  242.118151]  ? find_held_lock+0x36/0x1c0
[  242.122240]  ? mark_held_locks+0xc7/0x130
[  242.126417]  vprintk_default+0x28/0x30
[  242.130329]  vprintk_func+0x7e/0x181
[  242.134056]  printk+0xa7/0xcf
[  242.137167]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  242.141940]  show_free_areas.cold.118+0x1f34/0x215d
[  242.146980]  ? si_meminfo_node+0x260/0x260
[  242.151231]  ? __lock_acquire+0x62f/0x4c20
[  242.155467]  ? __lock_acquire+0x62f/0x4c20
[  242.159712]  ? __lock_is_held+0xb5/0x140
[  242.163803]  ? mark_held_locks+0x130/0x130
[  242.168050]  ? zap_class+0x640/0x640
[  242.171788]  ? put_dec+0x3b/0xf0
[  242.175157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.180727]  ? find_held_lock+0x36/0x1c0
[  242.184806]  ? serial8250_console_write+0x8b3/0xb10
[  242.189840]  ? lock_downgrade+0x900/0x900
[  242.194003]  ? zap_class+0x640/0x640
[  242.197755]  ? zap_class+0x640/0x640
[  242.201469]  ? print_usage_bug+0xc0/0xc0
[  242.205525]  ? do_raw_spin_unlock+0xa7/0x330
[  242.209952]  ? trace_hardirqs_on+0x310/0x310
[  242.214363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.219914]  ? find_held_lock+0x36/0x1c0
[  242.223984]  ? mark_held_locks+0xc7/0x130
[  242.228149]  ? console_unlock+0xfcd/0x1160
[  242.232397]  ? netconsole_netdev_event+0x280/0x280
[  242.237327]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  242.241910]  ? trace_hardirqs_on+0xbd/0x310
[  242.246231]  ? vprintk_emit+0x33d/0x930
[  242.250218]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.255357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.260920]  ? netconsole_netdev_event+0x280/0x280
[  242.265861]  ? console_unlock+0x8d8/0x1160
[  242.270108]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  242.274775]  ? vprintk_emit+0x7f7/0x930
[  242.278750]  ? lock_release+0xa00/0xa00
[  242.282728]  ? preempt_count_add+0xbc/0x1b0
[  242.287052]  ? wake_up_klogd+0x11a/0x180
[  242.291114]  ? console_device+0xc0/0xc0
[  242.295106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.300666]  ? vprintk_emit+0x268/0x930
[  242.304644]  ? wake_up_klogd+0x180/0x180
[  242.308719]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.313652]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.318428]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.323879]  ? retint_kernel+0x1b/0x2d
[  242.327766]  ? trace_hardirqs_on+0x310/0x310
[  242.332187]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.336972]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  242.341732]  ? show_mem+0x1e/0x17b
[  242.345278]  show_mem+0x34/0x17b
[  242.348649]  dump_header+0x2f1/0xf72
[  242.352374]  ? mark_held_locks+0x130/0x130
[  242.356615]  ? pagefault_out_of_memory+0x197/0x197
[  242.361569]  ? __lock_acquire+0x62f/0x4c20
[  242.365814]  ? zap_class+0x640/0x640
[  242.369535]  ? percpu_ref_get_many+0x240/0x240
[  242.374122]  ? print_usage_bug+0xc0/0xc0
[  242.378182]  ? print_usage_bug+0xc0/0xc0
[  242.382247]  ? zap_class+0x640/0x640
[  242.385965]  ? print_usage_bug+0xc0/0xc0
[  242.390037]  ? print_usage_bug+0xc0/0xc0
[  242.394111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.399655]  ? find_held_lock+0x36/0x1c0
[  242.403730]  ? mark_held_locks+0xc7/0x130
[  242.407882]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.412982]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.418089]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  242.422689]  ? trace_hardirqs_on+0xbd/0x310
[  242.427026]  ? kasan_check_read+0x11/0x20
[  242.431172]  ? ___ratelimit+0x3b4/0x672
[  242.435145]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.440253]  ? trace_hardirqs_on+0x310/0x310
[  242.444662]  ? lock_downgrade+0x900/0x900
[  242.448813]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.453913]  ? ___ratelimit+0x3b9/0x672
[  242.457886]  ? idr_get_free+0xec0/0xec0
[  242.461857]  ? kasan_check_read+0x11/0x20
[  242.466005]  ? do_raw_spin_unlock+0xa7/0x330
[  242.470436]  oom_kill_process.cold.27+0x10/0x903
[  242.475190]  ? zap_class+0x640/0x640
[  242.478907]  ? _raw_spin_unlock+0x2c/0x50
[  242.483053]  ? oom_badness+0xe6/0xaa0
[  242.486861]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.491787]  ? kasan_check_read+0x11/0x20
[  242.495941]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.501234]  ? oom_evaluate_task+0x540/0x540
[  242.505657]  ? find_held_lock+0x36/0x1c0
[  242.509729]  ? out_of_memory+0x974/0x1430
[  242.513879]  ? lock_downgrade+0x900/0x900
[  242.518046]  ? check_preemption_disabled+0x48/0x280
[  242.523080]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.528007]  ? kasan_check_read+0x11/0x20
[  242.532166]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.537445]  ? rcu_softirq_qs+0x20/0x20
[  242.541436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.546970]  ? oom_evaluate_task+0x302/0x540
[  242.551385]  out_of_memory+0xa84/0x1430
[  242.555386]  ? oom_killer_disable+0x3a0/0x3a0
[  242.559885]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  242.564813]  ? __mutex_add_waiter+0x2a0/0x2a0
[  242.569337]  __alloc_pages_slowpath+0x22d4/0x2d70
[  242.574212]  ? warn_alloc+0x120/0x120
[  242.578011]  ? rcu_softirq_qs+0x20/0x20
[  242.582031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.587576]  ? should_fail+0x22d/0xd01
[  242.591470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.596576]  ? zap_class+0x640/0x640
[  242.600319]  ? __lock_is_held+0xb5/0x140
[  242.604393]  ? mark_held_locks+0x130/0x130
[  242.608641]  ? lock_release+0xa00/0xa00
[  242.612615]  ? perf_trace_sched_process_exec+0x860/0x860
[  242.618073]  ? __might_sleep+0x95/0x190
[  242.622056]  __alloc_pages_nodemask+0xa80/0xde0
[  242.626737]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  242.631753]  ? __page_cache_alloc+0x191/0x5c0
[  242.636272]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.641199]  ? kasan_check_read+0x11/0x20
[  242.645349]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.650630]  ? zap_class+0x640/0x640
[  242.654349]  ? zap_class+0x640/0x640
[  242.658079]  ? zap_class+0x640/0x640
[  242.661793]  ? __do_page_cache_readahead+0x7ce/0x980
[  242.666901]  ? find_held_lock+0x36/0x1c0
[  242.670967]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  242.676511]  alloc_pages_current+0x173/0x350
[  242.680931]  __page_cache_alloc+0x38c/0x5c0
[  242.685266]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.690195]  ? kasan_check_read+0x11/0x20
[  242.694344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.699630]  ? generic_perform_write+0x6a0/0x6a0
[  242.704392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.709927]  ? check_preemption_disabled+0x48/0x280
[  242.714953]  filemap_fault+0x1594/0x25f0
[  242.719035]  ? __lock_page_or_retry+0xa00/0xa00
[  242.723712]  ? mark_held_locks+0x130/0x130
[  242.727949]  ? rcu_softirq_qs+0x20/0x20
[  242.731931]  ? filemap_map_pages+0xe04/0x1990
[  242.736445]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  242.741394]  ? futex_wait_setup+0x15c/0x3e0
[  242.745718]  ? zap_class+0x640/0x640
[  242.749457]  ? lock_acquire+0x1ed/0x520
[  242.753457]  ? alloc_set_pte+0x1447/0x1f40
[  242.757716]  ? lock_acquire+0x1ed/0x520
[  242.761694]  ? ext4_filemap_fault+0x7a/0xad
[  242.766011]  ? lock_release+0xa00/0xa00
[  242.769996]  ? perf_trace_sched_process_exec+0x860/0x860
[  242.775458]  ? print_usage_bug+0xc0/0xc0
[  242.779522]  ? print_usage_bug+0xc0/0xc0
[  242.783605]  ? down_read+0x8d/0x120
[  242.787236]  ? ext4_filemap_fault+0x7a/0xad
[  242.791571]  ? __down_interruptible+0x700/0x700
[  242.796254]  ext4_filemap_fault+0x82/0xad
[  242.800420]  __do_fault+0x100/0x6b0
[  242.804053]  ? unlock_page+0x2c2/0x4c0
[  242.807955]  ? pmd_devmap_trans_unstable+0x220/0x220
[  242.813064]  ? mark_held_locks+0x130/0x130
[  242.817302]  ? mark_held_locks+0x130/0x130
[  242.821535]  ? do_raw_spin_trylock+0x270/0x270
[  242.826130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.831671]  __handle_mm_fault+0x307c/0x5920
[  242.836088]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  242.840934]  ? kasan_check_read+0x11/0x20
[  242.845084]  ? _copy_to_user+0xc8/0x110
[  242.849075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.854622]  ? zap_class+0x640/0x640
[  242.858332]  ? zap_class+0x640/0x640
[  242.862056]  ? find_held_lock+0x36/0x1c0
[  242.866130]  ? handle_mm_fault+0x42a/0xc70
[  242.870367]  ? lock_downgrade+0x900/0x900
[  242.874517]  ? check_preemption_disabled+0x48/0x280
[  242.879563]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.884521]  ? kasan_check_read+0x11/0x20
[  242.888690]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.893985]  ? rcu_softirq_qs+0x20/0x20
[  242.897982]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.903095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.908633]  ? check_preemption_disabled+0x48/0x280
[  242.913657]  handle_mm_fault+0x54f/0xc70
[  242.917721]  ? __handle_mm_fault+0x5920/0x5920
[  242.922321]  ? find_vma+0x34/0x190
[  242.925867]  __do_page_fault+0x5e8/0xe60
[  242.929930]  ? trace_hardirqs_off+0xb8/0x310
[  242.934338]  ? __ia32_sys_read+0xb0/0xb0
[  242.938408]  do_page_fault+0xf2/0x7e0
[  242.942211]  ? vmalloc_sync_all+0x30/0x30
[  242.946366]  ? error_entry+0x70/0xd0
[  242.950098]  ? trace_hardirqs_off_caller+0xbb/0x310
[  242.955118]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.960055]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.964984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.969835]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.974850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.980304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.985844]  ? prepare_exit_to_usermode+0x291/0x3b0
[  242.990866]  ? page_fault+0x8/0x30
[  242.994412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.999270]  ? page_fault+0x8/0x30
[  243.002811]  page_fault+0x1e/0x30
[  243.006261] RIP: 0033:0x4727a0
[  243.009469] Code: Bad RIP value.
[  243.012855] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  243.018232] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  243.025502] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  243.032781] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  243.040048] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  243.047317] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  243.054613] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  243.054619] warn_alloc_show_mem: 1 callbacks suppressed
[  243.054627] Mem-Info:
[  243.061570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.066941] active_anon:48509 inactive_anon:132 isolated_anon:0
[  243.066941]  active_file:12 inactive_file:13 isolated_file:0
[  243.066941]  unevictable:0 dirty:0 writeback:0 unstable:0
[  243.066941]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  243.066941]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  243.066941]  free:13771 free_pcp:124 free_cma:0
[  243.069318] Call Trace:
[  243.078711] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  243.111570]  <IRQ>
[  243.114143] Node 0 
[  243.141561]  dump_stack+0x244/0x39d
[  243.143743] 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
[  243.145953]  ? dump_stack_print_info.cold.1+0x20/0x20
[  243.149562] lowmem_reserve[]:
[  243.175064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.180230]  0
[  243.183339]  warn_alloc.cold.117+0xb7/0x1bd
[  243.188847]  2818
[  243.190648]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.194951]  6321
[  243.197021]  ? lock_downgrade+0x900/0x900
[  243.201840]  6321
[  243.203906]  ? trace_hardirqs_off+0xb8/0x310
[  243.210107]  ? trace_hardirqs_off+0xb8/0x310
[  243.214494] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  243.218921]  __alloc_pages_slowpath+0x2660/0x2d70
[  243.218962]  ? warn_alloc+0x120/0x120
[  243.246498] lowmem_reserve[]: 0
[  243.251345]  ? warn_alloc+0x120/0x120
[  243.255123]  0
[  243.258400]  ? print_usage_bug+0xc0/0xc0
[  243.262176]  3503 3503
[  243.263985]  ? warn_alloc+0x120/0x120
[  243.268032] Node 0 
[  243.270538]  ? print_usage_bug+0xc0/0xc0
[  243.274350] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  243.276568]  ? __lock_acquire+0x62f/0x4c20
[  243.276585]  ? __lock_acquire+0x62f/0x4c20
[  243.280636] lowmem_reserve[]:
[  243.308752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.312964]  0
[  243.317192]  ? should_fail+0x22d/0xd01
[  243.320274]  0
[  243.325811]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.327590]  0
[  243.331469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.333255]  0
[  243.338529]  ? __lock_acquire+0x62f/0x4c20
[  243.345419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.347206] Node 0 
[  243.351446]  ? __lock_acquire+0x62f/0x4c20
[  243.356522] DMA: 1*4kB 
[  243.358775]  ? should_fail+0x22d/0xd01
[  243.362987] (U) 
[  243.365574]  ? rcu_irq_exit+0x1a2/0x390
[  243.369441] 0*8kB 
[  243.371420]  ? mark_held_locks+0x130/0x130
[  243.375371] 0*16kB 
[  243.377513]  ? mark_held_locks+0x130/0x130
[  243.381729] 1*32kB 
[  243.383979]  ? mark_held_locks+0xc7/0x130
[  243.388194] (U) 
[  243.390428]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  243.394564] 2*64kB (U) 
[  243.396562]  ? zap_class+0x640/0x640
[  243.401559] 1*128kB 
[  243.404137]  ? print_usage_bug+0xc0/0xc0
[  243.407831] (U) 
[  243.410152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.414193] 1*256kB 
[  243.416171]  ? check_preemption_disabled+0x48/0x280
[  243.421699] (U) 
[  243.424036]  ? __lock_is_held+0xb5/0x140
[  243.429045] 0*512kB 1*1024kB 
[  243.431056]  __alloc_pages_nodemask+0xa80/0xde0
[  243.435091] (U) 
[  243.438191]  ? zap_class+0x640/0x640
[  243.442835] 1*2048kB (M) 
[  243.444814]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  243.448508] 3*4096kB 
[  243.451279]  ? find_held_lock+0x36/0x1c0
[  243.456461] (M) = 15908kB
[  243.458898]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.462930] Node 0 
[  243.465687]  ? lock_downgrade+0x900/0x900
[  243.470335] DMA32: 
[  243.472573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.476697] 4*4kB 
[  243.478932]  cache_grow_begin+0xa5/0x8c0
[  243.484442] (M) 
[  243.486585]  ? do_raw_spin_unlock+0xa7/0x330
[  243.490623] 0*8kB 
[  243.492595]  fallback_alloc+0x204/0x2e0
[  243.496980] 2*16kB 
[  243.499143]  ____cache_alloc_node+0x1c7/0x1e0
[  243.503104] (M) 2*32kB 
[  243.505358]  kmem_cache_alloc_node+0xe3/0x730
[  243.509839] (UM) 
[  243.512422]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.516897] 4*64kB 
[  243.518966]  __alloc_skb+0x119/0x770
[  243.523182] (UM) 
[  243.525423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.529122] 4*128kB 
[  243.531198]  ? netdev_alloc_frag+0x1f0/0x1f0
[  243.536454] (M) 
[  243.538774]  ? lock_downgrade+0x900/0x900
[  243.543162] 3*256kB 
[  243.545146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.549266] (M) 
[  243.551605]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.557118] 4*512kB (UM) 
[  243.559106]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.564976] 3*1024kB (UM) 
[  243.567758]  ? addrconf_rs_timer+0x690/0x690
[  243.573186] 3*2048kB 
[  243.576047]  ndisc_alloc_skb+0x144/0x340
[  243.580423] (UM) 
[  243.582831]  ndisc_send_rs+0x331/0x6e0
[  243.586869] 3*4096kB (M) 
[  243.588940]  addrconf_rs_timer+0x314/0x690
[  243.592807] = 25200kB
[  243.595572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.599788] Node 0 
[  243.602207]  call_timer_fn+0x272/0x920
[  243.606413] Normal: 
[  243.608645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.612515] 786*4kB 
[  243.614849]  ? process_timeout+0x40/0x40
[  243.619071] (MEH) 
[  243.621412]  ? __run_timers+0x7da/0xc70
[  243.625446] 440*8kB 
[  243.627608]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.631577] (UMEH) 
[  243.633914]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.638391] 141*16kB 
[  243.640634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.645121] (MEH) 
[  243.647534]  ? lockdep_hardirqs_on+0x296/0x5b0
[  243.651768] 54*32kB 
[  243.653914]  ? trace_hardirqs_on+0xbd/0x310
[  243.658471] (MEH) 
[  243.660798]  ? kasan_check_read+0x11/0x20
[  243.665095] 14*64kB 
[  243.667241]  ? __run_timers+0x7da/0xc70
[  243.671362] (UME) 1*128kB 
[  243.673698]  ? trace_hardirqs_off_caller+0x310/0x310
[  243.677648] (H) 
[  243.680488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.685574] 1*256kB 
[  243.687543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.691757] (H) 
[  243.694081]  __run_timers+0x7e5/0xc70
[  243.698297] 2*512kB 
[  243.700280]  ? timer_fixup_init+0x70/0x70
[  243.704057] (H) 
[  243.706384]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.710502] 1*1024kB (U) 
[  243.712510]  ? zap_class+0x640/0x640
[  243.717514] 0*2048kB 
[  243.720270]  ? enqueue_hrtimer+0x1a5/0x560
[  243.723964] 0*4096kB 
[  243.726370]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.730596] = 13976kB
[  243.730622] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.733460]  ? find_held_lock+0x36/0x1c0
[  243.738652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.742068]  ? zap_class+0x640/0x640
[  243.750896] 163 total pagecache pages
[  243.754961]  ? pvclock_read_flags+0x160/0x160
[  243.763518] 0 pages in swap cache
[  243.767219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.770992] Swap cache stats: add 0, delete 0, find 0/0
[  243.770995] Free swap  = 0kB
[  243.770998] Total swap = 0kB
[  243.771003] 1965979 pages RAM
[  243.771005] 0 pages HighMem/MovableOnly
[  243.771008] 342867 pages reserved
[  243.771011] 0 pages cma reserved
[  243.771125] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.778239]  ? check_preemption_disabled+0x48/0x280
[  243.778263]  ? __lock_is_held+0xb5/0x140
[  243.778280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.781782] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.787255]  ? check_preemption_disabled+0x48/0x280
[  243.792599] syz-fuzzer cpuset=
[  243.795650]  run_timer_softirq+0x52/0xb0
[  243.798663] /
[  243.801766]  ? rcu_read_lock_sched_held+0x14f/0x180
[  243.805733]  mems_allowed=0
[  243.809184]  __do_softirq+0x308/0xb7e
[  243.869459]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  243.873958]  ? lock_downgrade+0x900/0x900
[  243.878114]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  243.883227]  ? pvclock_read_flags+0x160/0x160
[  243.887730]  ? lapic_next_event+0x5a/0x90
[  243.891879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.897429]  ? kvm_clock_read+0x18/0x30
[  243.901413]  ? kvm_sched_clock_read+0x9/0x20
[  243.905824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.911359]  ? check_preemption_disabled+0x48/0x280
[  243.916386]  irq_exit+0x17f/0x1c0
[  243.919841]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.924684]  ? smp_reschedule_interrupt+0x109/0x650
[  243.929703]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.935592]  ? interrupt_entry+0xb5/0xc0
[  243.939660]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.944674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.949689]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.954545]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.959560]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.964590]  ? task_prio+0x50/0x50
[  243.968131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.973665]  ? check_preemption_disabled+0x48/0x280
[  243.978686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.983547]  apic_timer_interrupt+0xf/0x20
[  243.987787]  </IRQ>
[  243.990048] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  243.995938] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  244.014837] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  244.022720] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  244.029986] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  244.037270] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  244.044537] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  244.051801] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  244.059100]  ? save_stack+0xa9/0xd0
[  244.062737]  __kmalloc_node_track_caller+0x33/0x70
[  244.067670]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  244.072443]  pskb_expand_head+0x230/0x10f0
[  244.076693]  ? memcpy+0x45/0x50
[  244.079976]  ? __copy_skb_header+0x350/0x6b0
[  244.084386]  ? skb_release_data+0x880/0x880
[  244.088736]  ? __alloc_skb+0x770/0x770
[  244.092648]  ? __lock_is_held+0xb5/0x140
[  244.096715]  ? kasan_check_write+0x14/0x20
[  244.100948]  ? __skb_clone+0x6c7/0xa00
[  244.104847]  ? __copy_skb_header+0x6b0/0x6b0
[  244.109251]  ? kmem_cache_alloc+0x33a/0x730
[  244.113583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.119125]  skb_ensure_writable+0x3dd/0x640
[  244.123537]  ? skb_checksum_setup+0xaa0/0xaa0
[  244.128036]  ? check_preemption_disabled+0x48/0x280
[  244.133068]  ? __this_cpu_preempt_check+0x1c/0x20
[  244.137926]  ? __bpf_redirect+0x54b/0xb20
[  244.142106]  bpf_clone_redirect+0x14a/0x490
[  244.146433]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  244.151451]  ? __sched_text_start+0x8/0x8
[  244.155598]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.160362]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  244.164942]  ? retint_kernel+0x2d/0x2d
[  244.168834]  ? find_held_lock+0x36/0x1c0
[  244.172907]  ? lock_acquire+0x1ed/0x520
[  244.176883]  ? bpf_test_run+0x3cb/0x780
[  244.180856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.186393]  ? check_preemption_disabled+0x48/0x280
[  244.191416]  ? kasan_check_read+0x11/0x20
[  244.195573]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.200852]  ? rcu_softirq_qs+0x20/0x20
[  244.204825]  ? preempt_schedule+0x4d/0x60
[  244.208985]  ? ___preempt_schedule+0x16/0x18
[  244.213404]  ? bpf_test_run+0x25d/0x780
[  244.217394]  ? netlink_diag_dump+0x2a0/0x2a0
[  244.221802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.227341]  ? bpf_test_init.isra.10+0x70/0x100
[  244.232034]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  244.236808]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  244.241650]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.247192]  ? fput+0x130/0x1a0
[  244.250497]  ? __bpf_prog_get+0x9b/0x290
[  244.254561]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  244.259404]  ? bpf_prog_test_run+0x130/0x1a0
[  244.263818]  ? __x64_sys_bpf+0x3d8/0x520
[  244.267883]  ? bpf_prog_get+0x20/0x20
[  244.271707]  ? do_syscall_64+0x1b9/0x820
[  244.275787]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.281159]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.286096]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.291122]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.296149]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  244.302828]  ? __switch_to_asm+0x40/0x70
[  244.306886]  ? __switch_to_asm+0x34/0x70
[  244.310966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.315821]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.321209] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  244.321306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.327887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.327893] Call Trace:
[  244.327901]  <IRQ>
[  244.327919]  dump_stack+0x244/0x39d
[  244.327939]  ? dump_stack_print_info.cold.1+0x20/0x20
[  244.334512] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.343775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.346337] syz-executor5 cpuset=
[  244.348490]  warn_alloc.cold.117+0xb7/0x1bd
[  244.352085] syz5
[  244.357306]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.367769]  mems_allowed=0
[  244.373305]  ? lock_downgrade+0x900/0x900
[  244.394928]  ? trace_hardirqs_off+0xb8/0x310
[  244.399370]  ? trace_hardirqs_off+0xb8/0x310
[  244.403788]  __alloc_pages_slowpath+0x2660/0x2d70
[  244.408664]  ? warn_alloc+0x120/0x120
[  244.412486]  ? warn_alloc+0x120/0x120
[  244.416292]  ? print_usage_bug+0xc0/0xc0
[  244.420355]  ? warn_alloc+0x120/0x120
[  244.424154]  ? print_usage_bug+0xc0/0xc0
[  244.428216]  ? __lock_acquire+0x62f/0x4c20
[  244.432450]  ? __lock_acquire+0x62f/0x4c20
[  244.436683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.442217]  ? should_fail+0x22d/0xd01
[  244.446137]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.451248]  ? __lock_acquire+0x62f/0x4c20
[  244.455488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.460591]  ? __lock_acquire+0x62f/0x4c20
[  244.464819]  ? should_fail+0x22d/0xd01
[  244.468705]  ? find_held_lock+0x36/0x1c0
[  244.472772]  ? mark_held_locks+0x130/0x130
[  244.477011]  ? mark_held_locks+0x130/0x130
[  244.481258]  ? zap_class+0x640/0x640
[  244.484987]  ? zap_class+0x640/0x640
[  244.488709]  ? print_usage_bug+0xc0/0xc0
[  244.492783]  ? do_raw_spin_unlock+0xa7/0x330
[  244.497217]  ? zap_class+0x640/0x640
[  244.500940]  ? print_usage_bug+0xc0/0xc0
[  244.505001]  ? wq_watchdog_touch+0x9c/0xfe
[  244.509247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.514786]  ? check_preemption_disabled+0x48/0x280
[  244.519811]  ? __lock_is_held+0xb5/0x140
[  244.523878]  __alloc_pages_nodemask+0xa80/0xde0
[  244.528563]  ? zap_class+0x640/0x640
[  244.532297]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  244.537323]  ? find_held_lock+0x36/0x1c0
[  244.541398]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.546072]  ? lock_downgrade+0x900/0x900
[  244.550229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.555790]  cache_grow_begin+0xa5/0x8c0
[  244.559850]  ? do_raw_spin_unlock+0xa7/0x330
[  244.564266]  fallback_alloc+0x204/0x2e0
[  244.568252]  ____cache_alloc_node+0x1c7/0x1e0
[  244.572753]  kmem_cache_alloc_node+0xe3/0x730
[  244.577249]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.581495]  __alloc_skb+0x119/0x770
[  244.585218]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.590500]  ? netdev_alloc_frag+0x1f0/0x1f0
[  244.594911]  ? lock_downgrade+0x900/0x900
[  244.599080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.604621]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.610079]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.615531]  ? addrconf_rs_timer+0x690/0x690
[  244.619970]  ndisc_alloc_skb+0x144/0x340
[  244.624043]  ndisc_send_rs+0x331/0x6e0
[  244.627950]  addrconf_rs_timer+0x314/0x690
[  244.632194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.636446]  call_timer_fn+0x272/0x920
[  244.640344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.644588]  ? process_timeout+0x40/0x40
[  244.648661]  ? mark_held_locks+0xc7/0x130
[  244.652820]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.657320]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.661813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.666051]  ? lockdep_hardirqs_on+0x296/0x5b0
[  244.670635]  ? trace_hardirqs_on+0xbd/0x310
[  244.674957]  ? kasan_check_read+0x11/0x20
[  244.679108]  ? __run_timers+0x7da/0xc70
[  244.683082]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.688190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.692433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.696672]  __run_timers+0x7e5/0xc70
[  244.700487]  ? timer_fixup_init+0x70/0x70
[  244.704657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.709676]  ? zap_class+0x640/0x640
[  244.713398]  ? print_usage_bug+0xc0/0xc0
[  244.717465]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.722664]  ? find_held_lock+0x36/0x1c0
[  244.726726]  ? zap_class+0x640/0x640
[  244.730435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.735969]  ? check_preemption_disabled+0x48/0x280
[  244.740994]  ? __lock_is_held+0xb5/0x140
[  244.745066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.750603]  ? check_preemption_disabled+0x48/0x280
[  244.755625]  run_timer_softirq+0x52/0xb0
[  244.759688]  ? rcu_read_lock_sched_held+0x14f/0x180
[  244.764702]  __do_softirq+0x308/0xb7e
[  244.768521]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  244.773028]  ? lock_downgrade+0x900/0x900
[  244.777184]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  244.782300]  ? pvclock_read_flags+0x160/0x160
[  244.786798]  ? lapic_next_event+0x5a/0x90
[  244.790965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.796509]  ? kvm_clock_read+0x18/0x30
[  244.800513]  ? kvm_sched_clock_read+0x9/0x20
[  244.804927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.810478]  ? check_preemption_disabled+0x48/0x280
[  244.815512]  irq_exit+0x17f/0x1c0
[  244.818970]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.823812]  ? smp_reschedule_interrupt+0x109/0x650
[  244.828827]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.834714]  ? interrupt_entry+0xb5/0xc0
[  244.838779]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.843795]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.848812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.853659]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.858678]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.863693]  ? task_prio+0x50/0x50
[  244.867237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.872774]  ? check_preemption_disabled+0x48/0x280
[  244.877795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.882661]  apic_timer_interrupt+0xf/0x20
[  244.886886]  </IRQ>
[  244.889129] RIP: 0010:console_unlock+0xffa/0x1160
[  244.893974] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  244.912875] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  244.920583] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  244.927853] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  244.935140] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  244.942406] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  244.949677] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  244.956965]  ? netconsole_netdev_event+0x280/0x280
[  244.961905]  ? console_unlock+0xff1/0x1160
[  244.966161]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  244.970834]  ? lock_release+0xa00/0xa00
[  244.974811]  ? interrupt_entry+0xc0/0xc0
[  244.978887]  vprintk_emit+0x33d/0x930
[  244.982705]  ? wake_up_klogd+0x180/0x180
[  244.986802]  ? attach_entity_load_avg+0x810/0x860
[  244.991641]  ? __lock_acquire+0x600/0x4c20
[  244.995874]  ? mark_held_locks+0x130/0x130
[  245.000108]  ? print_usage_bug+0xc0/0xc0
[  245.004178]  ? find_held_lock+0x36/0x1c0
[  245.008275]  ? mark_held_locks+0xc7/0x130
[  245.012439]  vprintk_default+0x28/0x30
[  245.016346]  vprintk_func+0x7e/0x181
[  245.020062]  printk+0xa7/0xcf
[  245.023172]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  245.027947]  show_free_areas.cold.118+0x1f34/0x215d
[  245.032983]  ? si_meminfo_node+0x260/0x260
[  245.037234]  ? __lock_acquire+0x62f/0x4c20
[  245.041467]  ? __lock_acquire+0x62f/0x4c20
[  245.045704]  ? __lock_is_held+0xb5/0x140
[  245.049811]  ? mark_held_locks+0x130/0x130
[  245.054060]  ? zap_class+0x640/0x640
[  245.057779]  ? put_dec+0x3b/0xf0
[  245.061165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.066725]  ? find_held_lock+0x36/0x1c0
[  245.070797]  ? serial8250_console_write+0x8b3/0xb10
[  245.075818]  ? lock_downgrade+0x900/0x900
[  245.079971]  ? zap_class+0x640/0x640
[  245.083683]  ? zap_class+0x640/0x640
[  245.087405]  ? print_usage_bug+0xc0/0xc0
[  245.091464]  ? do_raw_spin_unlock+0xa7/0x330
[  245.095880]  ? trace_hardirqs_on+0x310/0x310
[  245.100288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.105835]  ? find_held_lock+0x36/0x1c0
[  245.109908]  ? mark_held_locks+0xc7/0x130
[  245.114077]  ? console_unlock+0xfcd/0x1160
[  245.118317]  ? netconsole_netdev_event+0x280/0x280
[  245.123253]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  245.127849]  ? trace_hardirqs_on+0xbd/0x310
[  245.132184]  ? vprintk_emit+0x33d/0x930
[  245.136162]  ? trace_hardirqs_off_caller+0x310/0x310
[  245.141266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.146814]  ? netconsole_netdev_event+0x280/0x280
[  245.151759]  ? console_unlock+0x8d8/0x1160
[  245.156005]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  245.160692]  ? vprintk_emit+0x7f7/0x930
[  245.164670]  ? lock_release+0xa00/0xa00
[  245.168648]  ? preempt_count_add+0xbc/0x1b0
[  245.172967]  ? wake_up_klogd+0x11a/0x180
[  245.177036]  ? console_device+0xc0/0xc0
[  245.181026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.186575]  ? vprintk_emit+0x268/0x930
[  245.190557]  ? wake_up_klogd+0x180/0x180
[  245.194616]  ? trace_hardirqs_on_caller+0xc0/0x310
[  245.199554]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.204313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.209766]  ? retint_kernel+0x1b/0x2d
[  245.213667]  ? trace_hardirqs_on+0x310/0x310
[  245.218088]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.222866]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  245.227629]  ? show_mem+0x1e/0x17b
[  245.231174]  show_mem+0x34/0x17b
[  245.234552]  dump_header+0x2f1/0xf72
[  245.238273]  ? mark_held_locks+0x130/0x130
[  245.242525]  ? pagefault_out_of_memory+0x197/0x197
[  245.247467]  ? __lock_acquire+0x62f/0x4c20
[  245.251702]  ? zap_class+0x640/0x640
[  245.255421]  ? percpu_ref_get_many+0x240/0x240
[  245.260006]  ? print_usage_bug+0xc0/0xc0
[  245.264093]  ? print_usage_bug+0xc0/0xc0
[  245.268166]  ? zap_class+0x640/0x640
[  245.271882]  ? print_usage_bug+0xc0/0xc0
[  245.275945]  ? print_usage_bug+0xc0/0xc0
[  245.280033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.285576]  ? find_held_lock+0x36/0x1c0
[  245.289644]  ? mark_held_locks+0xc7/0x130
[  245.293797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.298900]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.304005]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  245.308599]  ? trace_hardirqs_on+0xbd/0x310
[  245.312921]  ? kasan_check_read+0x11/0x20
[  245.317069]  ? ___ratelimit+0x3b4/0x672
[  245.321047]  ? trace_hardirqs_off_caller+0x310/0x310
[  245.326151]  ? trace_hardirqs_on+0x310/0x310
[  245.330565]  ? lock_downgrade+0x900/0x900
[  245.334721]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.339822]  ? ___ratelimit+0x3b9/0x672
[  245.343796]  ? idr_get_free+0xec0/0xec0
[  245.347771]  ? kasan_check_read+0x11/0x20
[  245.351914]  ? do_raw_spin_unlock+0xa7/0x330
[  245.356331]  oom_kill_process.cold.27+0x10/0x903
[  245.361087]  ? zap_class+0x640/0x640
[  245.364810]  ? _raw_spin_unlock+0x2c/0x50
[  245.368957]  ? oom_badness+0xe6/0xaa0
[  245.372765]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  245.377692]  ? kasan_check_read+0x11/0x20
[  245.381840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.387119]  ? oom_evaluate_task+0x540/0x540
[  245.391531]  ? find_held_lock+0x36/0x1c0
[  245.395607]  ? out_of_memory+0x974/0x1430
[  245.399776]  ? lock_downgrade+0x900/0x900
[  245.403927]  ? check_preemption_disabled+0x48/0x280
[  245.408949]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  245.413882]  ? kasan_check_read+0x11/0x20
[  245.418037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.423315]  ? rcu_softirq_qs+0x20/0x20
[  245.427301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.432837]  ? oom_evaluate_task+0x302/0x540
[  245.437263]  out_of_memory+0xa84/0x1430
[  245.441296]  ? oom_killer_disable+0x3a0/0x3a0
[  245.445794]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  245.450739]  ? __mutex_add_waiter+0x2a0/0x2a0
[  245.455478]  __alloc_pages_slowpath+0x22d4/0x2d70
[  245.460352]  ? warn_alloc+0x120/0x120
[  245.464167]  ? rcu_softirq_qs+0x20/0x20
[  245.468173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.473707]  ? should_fail+0x22d/0xd01
[  245.477598]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.482700]  ? zap_class+0x640/0x640
[  245.486434]  ? __lock_is_held+0xb5/0x140
[  245.490502]  ? mark_held_locks+0x130/0x130
[  245.494741]  ? lock_release+0xa00/0xa00
[  245.498718]  ? perf_trace_sched_process_exec+0x860/0x860
[  245.504179]  ? __might_sleep+0x95/0x190
[  245.508158]  __alloc_pages_nodemask+0xa80/0xde0
[  245.512832]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  245.517849]  ? __page_cache_alloc+0x191/0x5c0
[  245.522347]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  245.527276]  ? kasan_check_read+0x11/0x20
[  245.531430]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.536708]  ? zap_class+0x640/0x640
[  245.540429]  ? zap_class+0x640/0x640
[  245.544158]  ? zap_class+0x640/0x640
[  245.547877]  ? __do_page_cache_readahead+0x7ce/0x980
[  245.552996]  ? find_held_lock+0x36/0x1c0
[  245.557065]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  245.563062]  alloc_pages_current+0x173/0x350
[  245.567479]  __page_cache_alloc+0x38c/0x5c0
[  245.571802]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  245.576731]  ? kasan_check_read+0x11/0x20
[  245.580882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.586159]  ? generic_perform_write+0x6a0/0x6a0
[  245.590923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.596460]  ? check_preemption_disabled+0x48/0x280
[  245.601511]  filemap_fault+0x1594/0x25f0
[  245.605620]  ? __lock_page_or_retry+0xa00/0xa00
[  245.610296]  ? mark_held_locks+0x130/0x130
[  245.614534]  ? rcu_softirq_qs+0x20/0x20
[  245.618559]  ? filemap_map_pages+0xe04/0x1990
[  245.623074]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  245.628021]  ? futex_wait_setup+0x15c/0x3e0
[  245.632350]  ? zap_class+0x640/0x640
[  245.636085]  ? lock_acquire+0x1ed/0x520
[  245.640061]  ? alloc_set_pte+0x1447/0x1f40
[  245.644320]  ? lock_acquire+0x1ed/0x520
[  245.648296]  ? ext4_filemap_fault+0x7a/0xad
[  245.652633]  ? lock_release+0xa00/0xa00
[  245.656609]  ? perf_trace_sched_process_exec+0x860/0x860
[  245.662079]  ? print_usage_bug+0xc0/0xc0
[  245.666142]  ? print_usage_bug+0xc0/0xc0
[  245.670215]  ? down_read+0x8d/0x120
[  245.673841]  ? ext4_filemap_fault+0x7a/0xad
[  245.678163]  ? __down_interruptible+0x700/0x700
[  245.682852]  ext4_filemap_fault+0x82/0xad
[  245.687001]  __do_fault+0x100/0x6b0
[  245.690640]  ? unlock_page+0x2c2/0x4c0
[  245.694535]  ? pmd_devmap_trans_unstable+0x220/0x220
[  245.699650]  ? mark_held_locks+0x130/0x130
[  245.703888]  ? mark_held_locks+0x130/0x130
[  245.708137]  ? do_raw_spin_trylock+0x270/0x270
[  245.712726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.718267]  __handle_mm_fault+0x307c/0x5920
[  245.722695]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  245.727549]  ? kasan_check_read+0x11/0x20
[  245.731696]  ? _copy_to_user+0xc8/0x110
[  245.735676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.741227]  ? zap_class+0x640/0x640
[  245.744976]  ? zap_class+0x640/0x640
[  245.748696]  ? find_held_lock+0x36/0x1c0
[  245.752774]  ? handle_mm_fault+0x42a/0xc70
[  245.757021]  ? lock_downgrade+0x900/0x900
[  245.761177]  ? check_preemption_disabled+0x48/0x280
[  245.766214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  245.771150]  ? kasan_check_read+0x11/0x20
[  245.775302]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.780580]  ? rcu_softirq_qs+0x20/0x20
[  245.784559]  ? trace_hardirqs_off_caller+0x310/0x310
[  245.789680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.795225]  ? check_preemption_disabled+0x48/0x280
[  245.800262]  handle_mm_fault+0x54f/0xc70
[  245.804332]  ? __handle_mm_fault+0x5920/0x5920
[  245.808921]  ? find_vma+0x34/0x190
[  245.812469]  __do_page_fault+0x5e8/0xe60
[  245.816534]  ? trace_hardirqs_off+0xb8/0x310
[  245.820949]  ? __ia32_sys_read+0xb0/0xb0
[  245.825029]  do_page_fault+0xf2/0x7e0
[  245.828836]  ? vmalloc_sync_all+0x30/0x30
[  245.832992]  ? error_entry+0x70/0xd0
[  245.836733]  ? trace_hardirqs_off_caller+0xbb/0x310
[  245.841752]  ? trace_hardirqs_on_caller+0xc0/0x310
[  245.846682]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.851611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.856458]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.861493]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.866947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.872483]  ? prepare_exit_to_usermode+0x291/0x3b0
[  245.877522]  ? page_fault+0x8/0x30
[  245.881117]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.885971]  ? page_fault+0x8/0x30
[  245.889527]  page_fault+0x1e/0x30
[  245.892996] RIP: 0033:0x4727a0
[  245.896211] Code: Bad RIP value.
[  245.899570] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  245.904938] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  245.912207] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  245.919478] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  245.926744] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  245.934021] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  245.941324] warn_alloc_show_mem: 1 callbacks suppressed
[  245.941337] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  245.941339] Mem-Info:
[  245.941372] active_anon:48509 inactive_anon:132 isolated_anon:0
[  245.941372]  active_file:12 inactive_file:13 isolated_file:0
[  245.941372]  unevictable:0 dirty:0 writeback:0 unstable:0
[  245.941372]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  245.941372]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  245.941372]  free:13771 free_pcp:124 free_cma:0
[  245.946718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.953648] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  245.956051] Call Trace:
[  245.988928] Node 0 
[  245.998287]  <IRQ>
[  246.025734] 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
[  246.028326]  dump_stack+0x244/0x39d
[  246.030533] lowmem_reserve[]:
[  246.032682]  ? dump_stack_print_info.cold.1+0x20/0x20
[  246.058174]  0 2818
[  246.061822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.064897]  6321
[  246.070094]  warn_alloc.cold.117+0xb7/0x1bd
[  246.072302]  6321
[  246.077839]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.079903] Node 0 
[  246.084232]  ? lock_downgrade+0x900/0x900
[  246.086312] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  246.091135]  ? trace_hardirqs_off+0xb8/0x310
[  246.093344] lowmem_reserve[]:
[  246.097492]  ? trace_hardirqs_off+0xb8/0x310
[  246.124458]  0 0
[  246.128923]  __alloc_pages_slowpath+0x2660/0x2d70
[  246.132001]  3503
[  246.136450]  ? warn_alloc+0x120/0x120
[  246.138381]  3503
[  246.143219]  ? warn_alloc+0x120/0x120
[  246.149063]  ? print_usage_bug+0xc0/0xc0
[  246.151101] Node 0 
[  246.154899]  ? warn_alloc+0x120/0x120
[  246.158968] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  246.161175]  ? print_usage_bug+0xc0/0xc0
[  246.164956] lowmem_reserve[]:
[  246.193097]  ? __lock_acquire+0x62f/0x4c20
[  246.197137]  0
[  246.200255]  ? __lock_acquire+0x62f/0x4c20
[  246.204484]  0
[  246.206304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.210508]  0 0
[  246.212318]  ? should_fail+0x22d/0xd01
[  246.217832] Node 0 
[  246.219824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.223679] DMA: 1*4kB 
[  246.225935]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.231200] (U) 
[  246.233788]  ? __lock_acquire+0x62f/0x4c20
[  246.238882] 0*8kB 
[  246.240858]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.245074] 0*16kB 
[  246.247223]  ? __lock_acquire+0x62f/0x4c20
[  246.252304] 1*32kB 
[  246.254534]  ? should_fail+0x22d/0xd01
[  246.258775] (U) 
[  246.261058]  ? rcu_irq_exit+0x1a2/0x390
[  246.264923] 2*64kB 
[  246.266922]  ? mark_held_locks+0x130/0x130
[  246.270857] (U) 
[  246.273106]  ? mark_held_locks+0x130/0x130
[  246.277334] 1*128kB 
[  246.279309]  ? mark_held_locks+0xc7/0x130
[  246.283518] (U) 
[  246.285856]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  246.289978] 1*256kB (U) 
[  246.291967]  ? zap_class+0x640/0x640
[  246.296964] 0*512kB 
[  246.299632]  ? print_usage_bug+0xc0/0xc0
[  246.303335] 1*1024kB (U) 
[  246.305677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.309707] 1*2048kB (M) 
[  246.312476]  ? check_preemption_disabled+0x48/0x280
[  246.317998] 3*4096kB (M) 
[  246.320785]  ? __lock_is_held+0xb5/0x140
[  246.325766] = 15908kB
[  246.325775] Node 0 
[  246.328540]  __alloc_pages_nodemask+0xa80/0xde0
[  246.332579] DMA32: 
[  246.334989]  ? zap_class+0x640/0x640
[  246.337208] 4*4kB 
[  246.341870]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  246.344078] (M) 0*8kB 
[  246.347818]  ? find_held_lock+0x36/0x1c0
[  246.349956] 2*16kB 
[  246.354978]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.357450] (M) 
[  246.361508]  ? lock_downgrade+0x900/0x900
[  246.363724] 2*32kB 
[  246.368395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.370349] (UM) 
[  246.374497]  cache_grow_begin+0xa5/0x8c0
[  246.376712] 4*64kB 
[  246.382249]  ? do_raw_spin_unlock+0xa7/0x330
[  246.384291] (UM) 
[  246.388352]  fallback_alloc+0x204/0x2e0
[  246.390563] 4*128kB (M) 
[  246.394995]  ____cache_alloc_node+0x1c7/0x1e0
[  246.397042] 3*256kB 
[  246.401030]  kmem_cache_alloc_node+0xe3/0x730
[  246.403689] (M) 
[  246.408184]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.410519] 4*512kB 
[  246.415039]  __alloc_skb+0x119/0x770
[  246.416991] (UM) 
[  246.421234]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.423535] 3*1024kB 
[  246.427258]  ? netdev_alloc_frag+0x1f0/0x1f0
[  246.429300] (UM) 
[  246.434613]  ? lock_downgrade+0x900/0x900
[  246.437032] 3*2048kB 
[  246.441469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.443515] (UM) 
[  246.447675]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.450097] 3*4096kB 
[  246.455638]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.457688] (M) 
[  246.463140]  ? addrconf_rs_timer+0x690/0x690
[  246.465532] = 25200kB
[  246.470994]  ndisc_alloc_skb+0x144/0x340
[  246.472967] Node 0 
[  246.477372]  ndisc_send_rs+0x331/0x6e0
[  246.479765] Normal: 
[  246.483821]  addrconf_rs_timer+0x314/0x690
[  246.486042] 786*4kB 
[  246.489929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.492244] (MEH) 
[  246.496489]  call_timer_fn+0x272/0x920
[  246.498787] 440*8kB 
[  246.503026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.505160] (UMEH) 
[  246.509062]  ? process_timeout+0x40/0x40
[  246.511364] 141*16kB 
[  246.515601]  ? __run_timers+0x7da/0xc70
[  246.517825] (MEH) 
[  246.521889]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.524278] 54*32kB 
[  246.528247]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.530391] (MEH) 
[  246.534882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.537186] 14*64kB 
[  246.541688]  ? lockdep_hardirqs_on+0x296/0x5b0
[  246.543835] (UME) 
[  246.548083]  ? trace_hardirqs_on+0xbd/0x310
[  246.550388] 1*128kB 
[  246.554970]  ? kasan_check_read+0x11/0x20
[  246.557094] (H) 
[  246.561420]  ? __run_timers+0x7da/0xc70
[  246.563723] 1*256kB 
[  246.567867]  ? trace_hardirqs_off_caller+0x310/0x310
[  246.569823] (H) 
[  246.573798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.576110] 2*512kB 
[  246.581206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.583163] (H) 
[  246.587401]  __run_timers+0x7e5/0xc70
[  246.589699] 1*1024kB (U) 
[  246.593953]  ? timer_fixup_init+0x70/0x70
[  246.595913] 0*2048kB 
[  246.599708]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.602443] 0*4096kB 
[  246.606590]  ? zap_class+0x640/0x640
[  246.608993] = 13976kB
[  246.614022]  ? enqueue_hrtimer+0x1a5/0x560
[  246.616419] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  246.620121]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.622516] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  246.626749]  ? find_held_lock+0x36/0x1c0
[  246.635568] 163 total pagecache pages
[  246.640759]  ? zap_class+0x640/0x640
[  246.649318] 0 pages in swap cache
[  246.653376]  ? pvclock_read_flags+0x160/0x160
[  246.657158] Swap cache stats: add 0, delete 0, find 0/0
[  246.660869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.664299] Free swap  = 0kB
[  246.669574]  ? check_preemption_disabled+0x48/0x280
[  246.674921] Total swap = 0kB
[  246.680465]  ? __lock_is_held+0xb5/0x140
[  246.683458] 1965979 pages RAM
[  246.688472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.691479] 0 pages HighMem/MovableOnly
[  246.695534]  ? check_preemption_disabled+0x48/0x280
[  246.698630] 342867 pages reserved
[  246.698639] 0 pages cma reserved
[  246.704176]  run_timer_softirq+0x52/0xb0
[  246.708216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.713177]  ? rcu_read_lock_sched_held+0x14f/0x180
[  246.716779] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.720021]  __do_softirq+0x308/0xb7e
[  246.724060] syz-fuzzer cpuset=
[  246.730560]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  246.735556] /
[  246.745784]  ? lock_downgrade+0x900/0x900
[  246.749568]  mems_allowed=0
[  246.752753]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  246.771102]  ? pvclock_read_flags+0x160/0x160
[  246.775601]  ? lapic_next_event+0x5a/0x90
[  246.779758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.785306]  ? kvm_clock_read+0x18/0x30
[  246.789280]  ? kvm_sched_clock_read+0x9/0x20
[  246.793704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.799244]  ? check_preemption_disabled+0x48/0x280
[  246.804274]  irq_exit+0x17f/0x1c0
[  246.807732]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.812601]  ? smp_reschedule_interrupt+0x109/0x650
[  246.817645]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.823557]  ? interrupt_entry+0xb5/0xc0
[  246.827625]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.832651]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.837680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.842534]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.847618]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.852633]  ? task_prio+0x50/0x50
[  246.856179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.861716]  ? check_preemption_disabled+0x48/0x280
[  246.866745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.871610]  apic_timer_interrupt+0xf/0x20
[  246.875842]  </IRQ>
[  246.878099] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  246.883989] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  246.902896] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  246.910607] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  246.917872] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  246.925143] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  246.932411] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  246.939764] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  246.947070]  ? save_stack+0xa9/0xd0
[  246.950712]  __kmalloc_node_track_caller+0x33/0x70
[  246.955648]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  246.960410]  pskb_expand_head+0x230/0x10f0
[  246.964678]  ? memcpy+0x45/0x50
[  246.967957]  ? __copy_skb_header+0x350/0x6b0
[  246.972368]  ? skb_release_data+0x880/0x880
[  246.976724]  ? __alloc_skb+0x770/0x770
[  246.980630]  ? __lock_is_held+0xb5/0x140
[  246.984700]  ? kasan_check_write+0x14/0x20
[  246.988938]  ? __skb_clone+0x6c7/0xa00
[  246.992827]  ? __copy_skb_header+0x6b0/0x6b0
[  246.997238]  ? kmem_cache_alloc+0x33a/0x730
[  247.001589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.007163]  skb_ensure_writable+0x3dd/0x640
[  247.011578]  ? skb_checksum_setup+0xaa0/0xaa0
[  247.016072]  ? check_preemption_disabled+0x48/0x280
[  247.021092]  ? __this_cpu_preempt_check+0x1c/0x20
[  247.025943]  ? __bpf_redirect+0x54b/0xb20
[  247.030105]  bpf_clone_redirect+0x14a/0x490
[  247.034434]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  247.039458]  ? __sched_text_start+0x8/0x8
[  247.043609]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.048369]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  247.052990]  ? retint_kernel+0x2d/0x2d
[  247.056891]  ? find_held_lock+0x36/0x1c0
[  247.060959]  ? lock_acquire+0x1ed/0x520
[  247.064932]  ? bpf_test_run+0x3cb/0x780
[  247.068911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.074451]  ? check_preemption_disabled+0x48/0x280
[  247.079470]  ? kasan_check_read+0x11/0x20
[  247.083622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.088899]  ? rcu_softirq_qs+0x20/0x20
[  247.092876]  ? preempt_schedule+0x4d/0x60
[  247.097035]  ? ___preempt_schedule+0x16/0x18
[  247.101458]  ? bpf_test_run+0x25d/0x780
[  247.105443]  ? netlink_diag_dump+0x2a0/0x2a0
[  247.109851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.115391]  ? bpf_test_init.isra.10+0x70/0x100
[  247.120071]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  247.124837]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  247.129679]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.135222]  ? fput+0x130/0x1a0
[  247.138503]  ? __bpf_prog_get+0x9b/0x290
[  247.142570]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  247.147410]  ? bpf_prog_test_run+0x130/0x1a0
[  247.151818]  ? __x64_sys_bpf+0x3d8/0x520
[  247.155876]  ? bpf_prog_get+0x20/0x20
[  247.159693]  ? do_syscall_64+0x1b9/0x820
[  247.163767]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.169136]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.174075]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.179128]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.184143]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  247.190807]  ? __switch_to_asm+0x40/0x70
[  247.194870]  ? __switch_to_asm+0x34/0x70
[  247.198941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.203797]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.209185] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  247.209297] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.215871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.215876] Call Trace:
[  247.215884]  <IRQ>
[  247.215904]  dump_stack+0x244/0x39d
[  247.215922]  ? dump_stack_print_info.cold.1+0x20/0x20
[  247.222720] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.231782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.234346] syz-executor5 cpuset=
[  247.236501]  warn_alloc.cold.117+0xb7/0x1bd
[  247.240099] syz5
[  247.245288]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.255757]  mems_allowed=0
[  247.261305]  ? lock_downgrade+0x900/0x900
[  247.282917]  ? trace_hardirqs_off+0xb8/0x310
[  247.287334]  ? trace_hardirqs_off+0xb8/0x310
[  247.291753]  __alloc_pages_slowpath+0x2660/0x2d70
[  247.296648]  ? warn_alloc+0x120/0x120
[  247.300474]  ? warn_alloc+0x120/0x120
[  247.304279]  ? print_usage_bug+0xc0/0xc0
[  247.308341]  ? warn_alloc+0x120/0x120
[  247.312143]  ? print_usage_bug+0xc0/0xc0
[  247.316209]  ? __lock_acquire+0x62f/0x4c20
[  247.320449]  ? __lock_acquire+0x62f/0x4c20
[  247.324706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.330244]  ? should_fail+0x22d/0xd01
[  247.334147]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.339425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.344530]  ? __lock_acquire+0x62f/0x4c20
[  247.348776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.353883]  ? __lock_acquire+0x62f/0x4c20
[  247.358117]  ? should_fail+0x22d/0xd01
[  247.362007]  ? rcu_irq_exit+0x1a2/0x390
[  247.366003]  ? mark_held_locks+0x130/0x130
[  247.370255]  ? mark_held_locks+0x130/0x130
[  247.374498]  ? mark_held_locks+0xc7/0x130
[  247.378645]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  247.383661]  ? zap_class+0x640/0x640
[  247.387378]  ? print_usage_bug+0xc0/0xc0
[  247.391445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.396983]  ? check_preemption_disabled+0x48/0x280
[  247.402032]  ? __lock_is_held+0xb5/0x140
[  247.406110]  __alloc_pages_nodemask+0xa80/0xde0
[  247.410785]  ? zap_class+0x640/0x640
[  247.414508]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  247.419549]  ? find_held_lock+0x36/0x1c0
[  247.423640]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.428315]  ? lock_downgrade+0x900/0x900
[  247.432473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.438053]  cache_grow_begin+0xa5/0x8c0
[  247.442123]  ? do_raw_spin_unlock+0xa7/0x330
[  247.446558]  fallback_alloc+0x204/0x2e0
[  247.450536]  ____cache_alloc_node+0x1c7/0x1e0
[  247.455334]  kmem_cache_alloc_node+0xe3/0x730
[  247.459830]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.464120]  __alloc_skb+0x119/0x770
[  247.467838]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.473130]  ? netdev_alloc_frag+0x1f0/0x1f0
[  247.477550]  ? lock_downgrade+0x900/0x900
[  247.481708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.487251]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.492712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.498257]  ? addrconf_rs_timer+0x690/0x690
[  247.502678]  ndisc_alloc_skb+0x144/0x340
[  247.506748]  ndisc_send_rs+0x331/0x6e0
[  247.510653]  addrconf_rs_timer+0x314/0x690
[  247.514899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.519158]  call_timer_fn+0x272/0x920
[  247.523052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.527290]  ? process_timeout+0x40/0x40
[  247.531361]  ? mark_held_locks+0xc7/0x130
[  247.535513]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.540026]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.544525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.548768]  ? lockdep_hardirqs_on+0x296/0x5b0
[  247.553363]  ? trace_hardirqs_on+0xbd/0x310
[  247.557693]  ? kasan_check_read+0x11/0x20
[  247.562393]  ? __run_timers+0x7da/0xc70
[  247.566375]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.571483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.575733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.579966]  __run_timers+0x7e5/0xc70
[  247.583786]  ? timer_fixup_init+0x70/0x70
[  247.587943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.592964]  ? zap_class+0x640/0x640
[  247.596692]  ? print_usage_bug+0xc0/0xc0
[  247.600757]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.605964]  ? find_held_lock+0x36/0x1c0
[  247.610054]  ? zap_class+0x640/0x640
[  247.613780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.619330]  ? check_preemption_disabled+0x48/0x280
[  247.624358]  ? __lock_is_held+0xb5/0x140
[  247.628421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.633963]  ? check_preemption_disabled+0x48/0x280
[  247.638982]  run_timer_softirq+0x52/0xb0
[  247.643057]  ? rcu_read_lock_sched_held+0x14f/0x180
[  247.648077]  __do_softirq+0x308/0xb7e
[  247.651883]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  247.656381]  ? lock_downgrade+0x900/0x900
[  247.660538]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  247.665661]  ? pvclock_read_flags+0x160/0x160
[  247.670176]  ? lapic_next_event+0x5a/0x90
[  247.674330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.679885]  ? kvm_clock_read+0x18/0x30
[  247.683862]  ? kvm_sched_clock_read+0x9/0x20
[  247.688276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.693809]  ? check_preemption_disabled+0x48/0x280
[  247.698835]  irq_exit+0x17f/0x1c0
[  247.702293]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.707136]  ? smp_reschedule_interrupt+0x109/0x650
[  247.712157]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.718047]  ? interrupt_entry+0xb5/0xc0
[  247.722110]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.727123]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.732162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.737007]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.742042]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.747058]  ? task_prio+0x50/0x50
[  247.750600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.756140]  ? check_preemption_disabled+0x48/0x280
[  247.761162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.766011]  apic_timer_interrupt+0xf/0x20
[  247.770249]  </IRQ>
[  247.772501] RIP: 0010:console_unlock+0xffa/0x1160
[  247.777343] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  247.796240] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  247.803953] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  247.811225] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  247.818504] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  247.825769] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  247.833051] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  247.840355]  ? netconsole_netdev_event+0x280/0x280
[  247.845296]  ? console_unlock+0xff1/0x1160
[  247.849560]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  247.854240]  ? lock_release+0xa00/0xa00
[  247.858222]  ? interrupt_entry+0xc0/0xc0
[  247.862305]  vprintk_emit+0x33d/0x930
[  247.866112]  ? wake_up_klogd+0x180/0x180
[  247.870182]  ? attach_entity_load_avg+0x810/0x860
[  247.875028]  ? __lock_acquire+0x600/0x4c20
[  247.879270]  ? mark_held_locks+0x130/0x130
[  247.883506]  ? print_usage_bug+0xc0/0xc0
[  247.887587]  ? find_held_lock+0x36/0x1c0
[  247.891675]  ? mark_held_locks+0xc7/0x130
[  247.895826]  vprintk_default+0x28/0x30
[  247.899712]  vprintk_func+0x7e/0x181
[  247.903428]  printk+0xa7/0xcf
[  247.906553]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  247.911340]  show_free_areas.cold.118+0x1f34/0x215d
[  247.916377]  ? si_meminfo_node+0x260/0x260
[  247.920621]  ? __lock_acquire+0x62f/0x4c20
[  247.924858]  ? __lock_acquire+0x62f/0x4c20
[  247.929101]  ? __lock_is_held+0xb5/0x140
[  247.933175]  ? mark_held_locks+0x130/0x130
[  247.937411]  ? zap_class+0x640/0x640
[  247.941133]  ? put_dec+0x3b/0xf0
[  247.944502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.950055]  ? find_held_lock+0x36/0x1c0
[  247.954134]  ? serial8250_console_write+0x8b3/0xb10
[  247.959155]  ? lock_downgrade+0x900/0x900
[  247.963308]  ? zap_class+0x640/0x640
[  247.967027]  ? zap_class+0x640/0x640
[  247.970749]  ? print_usage_bug+0xc0/0xc0
[  247.974811]  ? do_raw_spin_unlock+0xa7/0x330
[  247.979218]  ? trace_hardirqs_on+0x310/0x310
[  247.983635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.989187]  ? find_held_lock+0x36/0x1c0
[  247.993258]  ? mark_held_locks+0xc7/0x130
[  247.997414]  ? console_unlock+0xfcd/0x1160
[  248.001653]  ? netconsole_netdev_event+0x280/0x280
[  248.006599]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  248.011194]  ? trace_hardirqs_on+0xbd/0x310
[  248.015518]  ? vprintk_emit+0x33d/0x930
[  248.019500]  ? trace_hardirqs_off_caller+0x310/0x310
[  248.024609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.030152]  ? netconsole_netdev_event+0x280/0x280
[  248.035084]  ? console_unlock+0x8d8/0x1160
[  248.039329]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  248.043995]  ? vprintk_emit+0x7f7/0x930
[  248.047985]  ? lock_release+0xa00/0xa00
[  248.051973]  ? preempt_count_add+0xbc/0x1b0
[  248.056299]  ? wake_up_klogd+0x11a/0x180
[  248.060361]  ? console_device+0xc0/0xc0
[  248.064339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.069885]  ? vprintk_emit+0x268/0x930
[  248.073864]  ? wake_up_klogd+0x180/0x180
[  248.077926]  ? trace_hardirqs_on_caller+0xc0/0x310
[  248.082862]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.087631]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.093086]  ? retint_kernel+0x1b/0x2d
[  248.096971]  ? trace_hardirqs_on+0x310/0x310
[  248.101391]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.106175]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  248.110950]  ? show_mem+0x1e/0x17b
[  248.114491]  show_mem+0x34/0x17b
[  248.117876]  dump_header+0x2f1/0xf72
[  248.121596]  ? mark_held_locks+0x130/0x130
[  248.125835]  ? pagefault_out_of_memory+0x197/0x197
[  248.130775]  ? __lock_acquire+0x62f/0x4c20
[  248.135026]  ? zap_class+0x640/0x640
[  248.138747]  ? percpu_ref_get_many+0x240/0x240
[  248.143332]  ? print_usage_bug+0xc0/0xc0
[  248.147395]  ? print_usage_bug+0xc0/0xc0
[  248.151460]  ? zap_class+0x640/0x640
[  248.155198]  ? print_usage_bug+0xc0/0xc0
[  248.159260]  ? print_usage_bug+0xc0/0xc0
[  248.163333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.168880]  ? find_held_lock+0x36/0x1c0
[  248.172966]  ? mark_held_locks+0xc7/0x130
[  248.177122]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.182230]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.187338]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  248.191925]  ? trace_hardirqs_on+0xbd/0x310
[  248.196250]  ? kasan_check_read+0x11/0x20
[  248.200396]  ? ___ratelimit+0x3b4/0x672
[  248.204374]  ? trace_hardirqs_off_caller+0x310/0x310
[  248.209480]  ? trace_hardirqs_on+0x310/0x310
[  248.213886]  ? lock_downgrade+0x900/0x900
[  248.218081]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.223202]  ? ___ratelimit+0x3b9/0x672
[  248.227181]  ? idr_get_free+0xec0/0xec0
[  248.231155]  ? kasan_check_read+0x11/0x20
[  248.235317]  ? do_raw_spin_unlock+0xa7/0x330
[  248.239733]  oom_kill_process.cold.27+0x10/0x903
[  248.244491]  ? zap_class+0x640/0x640
[  248.248205]  ? _raw_spin_unlock+0x2c/0x50
[  248.252357]  ? oom_badness+0xe6/0xaa0
[  248.256164]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  248.261108]  ? kasan_check_read+0x11/0x20
[  248.265257]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.270559]  ? oom_evaluate_task+0x540/0x540
[  248.274973]  ? find_held_lock+0x36/0x1c0
[  248.279050]  ? out_of_memory+0x974/0x1430
[  248.283204]  ? lock_downgrade+0x900/0x900
[  248.287354]  ? check_preemption_disabled+0x48/0x280
[  248.292392]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  248.297349]  ? kasan_check_read+0x11/0x20
[  248.301498]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.306778]  ? rcu_softirq_qs+0x20/0x20
[  248.310779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.316337]  ? oom_evaluate_task+0x302/0x540
[  248.320752]  out_of_memory+0xa84/0x1430
[  248.324734]  ? oom_killer_disable+0x3a0/0x3a0
[  248.329231]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  248.334163]  ? __mutex_add_waiter+0x2a0/0x2a0
[  248.338683]  __alloc_pages_slowpath+0x22d4/0x2d70
[  248.343563]  ? warn_alloc+0x120/0x120
[  248.347363]  ? rcu_softirq_qs+0x20/0x20
[  248.351370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.356906]  ? should_fail+0x22d/0xd01
[  248.360799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.365904]  ? zap_class+0x640/0x640
[  248.369639]  ? __lock_is_held+0xb5/0x140
[  248.373724]  ? mark_held_locks+0x130/0x130
[  248.377964]  ? lock_release+0xa00/0xa00
[  248.381953]  ? perf_trace_sched_process_exec+0x860/0x860
[  248.387416]  ? __might_sleep+0x95/0x190
[  248.391400]  __alloc_pages_nodemask+0xa80/0xde0
[  248.396112]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  248.401144]  ? __page_cache_alloc+0x191/0x5c0
[  248.405644]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  248.410579]  ? kasan_check_read+0x11/0x20
[  248.414729]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.420026]  ? zap_class+0x640/0x640
[  248.423749]  ? zap_class+0x640/0x640
[  248.427460]  ? zap_class+0x640/0x640
[  248.431173]  ? __do_page_cache_readahead+0x7ce/0x980
[  248.436288]  ? find_held_lock+0x36/0x1c0
[  248.440371]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  248.445918]  alloc_pages_current+0x173/0x350
[  248.450334]  __page_cache_alloc+0x38c/0x5c0
[  248.454667]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  248.459596]  ? kasan_check_read+0x11/0x20
[  248.463755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.469044]  ? generic_perform_write+0x6a0/0x6a0
[  248.473802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.479347]  ? check_preemption_disabled+0x48/0x280
[  248.484373]  filemap_fault+0x1594/0x25f0
[  248.488450]  ? __lock_page_or_retry+0xa00/0xa00
[  248.493123]  ? mark_held_locks+0x130/0x130
[  248.497361]  ? rcu_softirq_qs+0x20/0x20
[  248.501350]  ? filemap_map_pages+0xe04/0x1990
[  248.505869]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  248.510804]  ? futex_wait_setup+0x15c/0x3e0
[  248.515143]  ? zap_class+0x640/0x640
[  248.518876]  ? lock_acquire+0x1ed/0x520
[  248.522852]  ? alloc_set_pte+0x1447/0x1f40
[  248.527105]  ? lock_acquire+0x1ed/0x520
[  248.531088]  ? ext4_filemap_fault+0x7a/0xad
[  248.535416]  ? lock_release+0xa00/0xa00
[  248.539388]  ? perf_trace_sched_process_exec+0x860/0x860
[  248.544838]  ? print_usage_bug+0xc0/0xc0
[  248.548901]  ? print_usage_bug+0xc0/0xc0
[  248.552975]  ? down_read+0x8d/0x120
[  248.556598]  ? ext4_filemap_fault+0x7a/0xad
[  248.560919]  ? __down_interruptible+0x700/0x700
[  248.565600]  ext4_filemap_fault+0x82/0xad
[  248.569755]  __do_fault+0x100/0x6b0
[  248.573383]  ? unlock_page+0x2c2/0x4c0
[  248.577275]  ? pmd_devmap_trans_unstable+0x220/0x220
[  248.582383]  ? mark_held_locks+0x130/0x130
[  248.586624]  ? mark_held_locks+0x130/0x130
[  248.590862]  ? do_raw_spin_trylock+0x270/0x270
[  248.595459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.601006]  __handle_mm_fault+0x307c/0x5920
[  248.605446]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  248.610321]  ? kasan_check_read+0x11/0x20
[  248.614484]  ? _copy_to_user+0xc8/0x110
[  248.618480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.624037]  ? zap_class+0x640/0x640
[  248.627781]  ? zap_class+0x640/0x640
[  248.631504]  ? find_held_lock+0x36/0x1c0
[  248.635576]  ? handle_mm_fault+0x42a/0xc70
[  248.639812]  ? lock_downgrade+0x900/0x900
[  248.643963]  ? check_preemption_disabled+0x48/0x280
[  248.649002]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  248.653939]  ? kasan_check_read+0x11/0x20
[  248.658092]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.663371]  ? rcu_softirq_qs+0x20/0x20
[  248.667346]  ? trace_hardirqs_off_caller+0x310/0x310
[  248.672461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.678002]  ? check_preemption_disabled+0x48/0x280
[  248.683046]  handle_mm_fault+0x54f/0xc70
[  248.687115]  ? __handle_mm_fault+0x5920/0x5920
[  248.691714]  ? find_vma+0x34/0x190
[  248.695266]  __do_page_fault+0x5e8/0xe60
[  248.699325]  ? trace_hardirqs_off+0xb8/0x310
[  248.703745]  ? __ia32_sys_read+0xb0/0xb0
[  248.707828]  do_page_fault+0xf2/0x7e0
[  248.711630]  ? vmalloc_sync_all+0x30/0x30
[  248.715786]  ? error_entry+0x70/0xd0
[  248.719520]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.724537]  ? trace_hardirqs_on_caller+0xc0/0x310
[  248.729473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.734401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.739256]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.744272]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.749729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.755283]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.760303]  ? page_fault+0x8/0x30
[  248.763845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.768704]  ? page_fault+0x8/0x30
[  248.772248]  page_fault+0x1e/0x30
[  248.775700] RIP: 0033:0x4727a0
[  248.778910] Code: Bad RIP value.
[  248.782278] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  248.787646] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  248.794920] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  248.802183] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  248.809536] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  248.816810] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  248.824107] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  248.824113] warn_alloc_show_mem: 1 callbacks suppressed
[  248.824132] Mem-Info:
[  248.831074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.836445] active_anon:48509 inactive_anon:132 isolated_anon:0
[  248.836445]  active_file:12 inactive_file:13 isolated_file:0
[  248.836445]  unevictable:0 dirty:0 writeback:0 unstable:0
[  248.836445]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  248.836445]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  248.836445]  free:13771 free_pcp:124 free_cma:0
[  248.838817] Call Trace:
[  248.848208] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  248.881062]  <IRQ>
[  248.883632] Node 0 
[  248.911069]  dump_stack+0x244/0x39d
[  248.913213] 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
[  248.915424]  ? dump_stack_print_info.cold.1+0x20/0x20
[  248.919035] lowmem_reserve[]:
[  248.944545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.949714]  0
[  248.952825]  warn_alloc.cold.117+0xb7/0x1bd
[  248.958335]  2818
[  248.960137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.964435]  6321
[  248.966498]  ? lock_downgrade+0x900/0x900
[  248.971325]  6321
[  248.973389]  ? trace_hardirqs_off+0xb8/0x310
[  248.977514] Node 0 
[  248.979577]  ? trace_hardirqs_off+0xb8/0x310
[  248.983986] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  248.986203]  __alloc_pages_slowpath+0x2660/0x2d70
[  248.990583] lowmem_reserve[]:
[  249.017583]  ? mark_held_locks+0x130/0x130
[  249.022401]  0
[  249.025509]  ? warn_alloc+0x120/0x120
[  249.029721]  0
[  249.031523]  ? warn_alloc+0x120/0x120
[  249.035293]  3503 3503
[  249.037102]  ? print_usage_bug+0xc0/0xc0
[  249.043377]  ? warn_alloc+0x120/0x120
[  249.047416] Node 0 
[  249.051213]  ? print_usage_bug+0xc0/0xc0
[  249.051244] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  249.051251] lowmem_reserve[]:
[  249.053487]  ? print_usage_bug+0xc0/0xc0
[  249.057535]  0
[  249.085643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.088728]  0
[  249.092788]  ? should_fail+0x22d/0xd01
[  249.094570]  0
[  249.100104]  ? __lock_acquire+0x62f/0x4c20
[  249.101898]  0
[  249.105794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.111843]  ? __lock_acquire+0x62f/0x4c20
[  249.113628] Node 0 
[  249.118737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.122949] DMA: 
[  249.125181]  ? __lock_acquire+0x62f/0x4c20
[  249.130261] 1*4kB 
[  249.132323]  ? should_fail+0x22d/0xd01
[  249.136535] (U) 
[  249.138700]  ? mark_held_locks+0x130/0x130
[  249.142584] 0*8kB 
[  249.144564]  ? mark_held_locks+0x130/0x130
[  249.148785] 0*16kB 1*32kB 
[  249.150942]  ? try_to_wake_up+0x10a/0x12e0
[  249.155155] (U) 
[  249.157995]  ? lock_downgrade+0x900/0x900
[  249.162211] 2*64kB 
[  249.164183]  ? lock_downgrade+0x900/0x900
[  249.168310] (U) 
[  249.170545]  ? zap_class+0x640/0x640
[  249.174676] 1*128kB 
[  249.176649]  ? print_usage_bug+0xc0/0xc0
[  249.180352] (U) 
[  249.182674]  ? trace_hardirqs_off+0xb8/0x310
[  249.186710] 1*256kB 
[  249.188687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.193071] (U) 
[  249.195392]  ? check_preemption_disabled+0x48/0x280
[  249.200901] 0*512kB 1*1024kB 
[  249.202890]  ? __lock_is_held+0xb5/0x140
[  249.207880] (U) 
[  249.210986]  __alloc_pages_nodemask+0xa80/0xde0
[  249.215043] 1*2048kB 
[  249.217037]  ? zap_class+0x640/0x640
[  249.221685] (M) 
[  249.224111]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  249.227804] 3*4096kB 
[  249.229784]  ? find_held_lock+0x36/0x1c0
[  249.234774] (M) 
[  249.237190]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.241217] = 15908kB
[  249.241226] Node 0 
[  249.243203]  ? lock_downgrade+0x900/0x900
[  249.247847] DMA32: 
[  249.250258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.252473] 4*4kB 
[  249.256619]  cache_grow_begin+0xa5/0x8c0
[  249.258831] (M) 
[  249.264366]  ? do_raw_spin_unlock+0xa7/0x330
[  249.266508] 0*8kB 
[  249.270566]  fallback_alloc+0x204/0x2e0
[  249.272515] 2*16kB (M) 
[  249.276943]  ____cache_alloc_node+0x1c7/0x1e0
[  249.279086] 2*32kB 
[  249.283097]  kmem_cache_alloc_node+0xe3/0x730
[  249.285659] (UM) 
[  249.290153]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.292371] 4*64kB 
[  249.296871]  __alloc_skb+0x119/0x770
[  249.298911] (UM) 
[  249.303146]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.305355] 4*128kB 
[  249.309066]  ? netdev_alloc_frag+0x1f0/0x1f0
[  249.311107] (M) 
[  249.316382]  ? lock_downgrade+0x900/0x900
[  249.318684] 3*256kB 
[  249.323088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.325055] (M) 
[  249.329201]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.331501] 4*512kB 
[  249.337064]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.339012] (UM) 
[  249.344479]  ? addrconf_rs_timer+0x690/0x690
[  249.346786] 3*1024kB 
[  249.352243]  ndisc_alloc_skb+0x144/0x340
[  249.354288] (UM) 
[  249.358689]  ndisc_send_rs+0x331/0x6e0
[  249.361082] 3*2048kB 
[  249.365138]  addrconf_rs_timer+0x314/0x690
[  249.367180] (UM) 
[  249.371068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.373456] 3*4096kB 
[  249.377693]  call_timer_fn+0x272/0x920
[  249.379748] (M) 
[  249.383992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.386381] = 25200kB
[  249.390260]  ? process_timeout+0x40/0x40
[  249.392223] Node 0 
[  249.396459]  ? __run_timers+0x7da/0xc70
[  249.398840] Normal: 786*4kB 
[  249.402907]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.405122] (MEH) 
[  249.409110]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.412110] 440*8kB 
[  249.416599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.418730] (UMEH) 
[  249.423222]  ? lockdep_hardirqs_on+0x296/0x5b0
[  249.425525] 141*16kB 
[  249.429756]  ? trace_hardirqs_on+0xbd/0x310
[  249.431969] (MEH) 
[  249.436568]  ? kasan_check_read+0x11/0x20
[  249.438956] 54*32kB 
[  249.443271]  ? __run_timers+0x7da/0xc70
[  249.445394] (MEH) 14*64kB 
[  249.449558]  ? trace_hardirqs_off_caller+0x310/0x310
[  249.451864] (UME) 
[  249.456336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.459155] 1*128kB (H) 
[  249.464266]  __run_timers+0x7e5/0xc70
[  249.466396] 1*256kB 
[  249.470632]  ? timer_fixup_init+0x70/0x70
[  249.473272] (H) 
[  249.477076]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.479395] 2*512kB 
[  249.483535]  ? zap_class+0x640/0x640
[  249.485498] (H) 
[  249.490510]  ? enqueue_hrtimer+0x1a5/0x560
[  249.492813] 1*1024kB 
[  249.496519]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.498484] (U) 
[  249.502713]  ? find_held_lock+0x36/0x1c0
[  249.505101] 0*2048kB 
[  249.510284]  ? zap_class+0x640/0x640
[  249.512236] 0*4096kB = 13976kB
[  249.516308]  ? pvclock_read_flags+0x160/0x160
[  249.518703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  249.522409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.525583] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  249.530076]  ? check_preemption_disabled+0x48/0x280
[  249.538887] 163 total pagecache pages
[  249.544425]  ? __lock_is_held+0xb5/0x140
[  249.552984] 0 pages in swap cache
[  249.557988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.562211] Swap cache stats: add 0, delete 0, find 0/0
[  249.562221] Free swap  = 0kB
[  249.566282]  ? check_preemption_disabled+0x48/0x280
[  249.569712] Total swap = 0kB
[  249.575253]  run_timer_softirq+0x52/0xb0
[  249.580595] 1965979 pages RAM
[  249.583614]  ? rcu_read_lock_sched_held+0x14f/0x180
[  249.588617] 0 pages HighMem/MovableOnly
[  249.591634]  __do_softirq+0x308/0xb7e
[  249.595672] 342867 pages reserved
[  249.598776]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  249.603769] 0 pages cma reserved
[  249.607736]  ? lock_downgrade+0x900/0x900
[  249.611588] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.614957]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  249.614979]  ? pvclock_read_flags+0x160/0x160
[  249.615000]  ? lapic_next_event+0x5a/0x90
[  249.619566] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.622850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.626979] syz-fuzzer cpuset=
[  249.633478]  ? kvm_clock_read+0x18/0x30
[  249.638564] /
[  249.643058]  ? kvm_sched_clock_read+0x9/0x20
[  249.647185]  mems_allowed=0
[  249.657401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.684622]  ? check_preemption_disabled+0x48/0x280
[  249.689651]  irq_exit+0x17f/0x1c0
[  249.693104]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.697946]  ? smp_reschedule_interrupt+0x109/0x650
[  249.702974]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.708880]  ? interrupt_entry+0xb5/0xc0
[  249.712941]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.717969]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.722985]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.727838]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.732852]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.737869]  ? task_prio+0x50/0x50
[  249.741415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.746949]  ? check_preemption_disabled+0x48/0x280
[  249.751970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.756822]  apic_timer_interrupt+0xf/0x20
[  249.761054]  </IRQ>
[  249.763298] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  249.769184] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  249.788083] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  249.795806] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  249.803070] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  249.810336] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  249.817604] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  249.824875] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  249.832194]  ? save_stack+0xa9/0xd0
[  249.835832]  __kmalloc_node_track_caller+0x33/0x70
[  249.840766]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  249.845530]  pskb_expand_head+0x230/0x10f0
[  249.849768]  ? memcpy+0x45/0x50
[  249.853066]  ? __copy_skb_header+0x350/0x6b0
[  249.857475]  ? skb_release_data+0x880/0x880
[  249.861806]  ? __alloc_skb+0x770/0x770
[  249.865703]  ? __lock_is_held+0xb5/0x140
[  249.869780]  ? kasan_check_write+0x14/0x20
[  249.874011]  ? __skb_clone+0x6c7/0xa00
[  249.877928]  ? __copy_skb_header+0x6b0/0x6b0
[  249.882339]  ? kmem_cache_alloc+0x33a/0x730
[  249.886662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.892237]  skb_ensure_writable+0x3dd/0x640
[  249.896651]  ? skb_checksum_setup+0xaa0/0xaa0
[  249.901148]  ? check_preemption_disabled+0x48/0x280
[  249.906168]  ? __this_cpu_preempt_check+0x1c/0x20
[  249.911037]  ? __bpf_redirect+0x54b/0xb20
[  249.915202]  bpf_clone_redirect+0x14a/0x490
[  249.919534]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  249.924562]  ? __sched_text_start+0x8/0x8
[  249.928711]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.933469]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  249.938068]  ? retint_kernel+0x2d/0x2d
[  249.941963]  ? find_held_lock+0x36/0x1c0
[  249.946038]  ? lock_acquire+0x1ed/0x520
[  249.950047]  ? bpf_test_run+0x3cb/0x780
[  249.954062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.959604]  ? check_preemption_disabled+0x48/0x280
[  249.964640]  ? kasan_check_read+0x11/0x20
[  249.968792]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.974077]  ? rcu_softirq_qs+0x20/0x20
[  249.978061]  ? preempt_schedule+0x4d/0x60
[  249.982214]  ? ___preempt_schedule+0x16/0x18
[  249.986641]  ? bpf_test_run+0x25d/0x780
[  249.990627]  ? netlink_diag_dump+0x2a0/0x2a0
[  249.995051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.000590]  ? bpf_test_init.isra.10+0x70/0x100
[  250.005270]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  250.010061]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  250.014915]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.020453]  ? fput+0x130/0x1a0
[  250.023737]  ? __bpf_prog_get+0x9b/0x290
[  250.027800]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  250.032636]  ? bpf_prog_test_run+0x130/0x1a0
[  250.037079]  ? __x64_sys_bpf+0x3d8/0x520
[  250.041196]  ? bpf_prog_get+0x20/0x20
[  250.045022]  ? do_syscall_64+0x1b9/0x820
[  250.049091]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.054459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.059393]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.064410]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.069432]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  250.076105]  ? __switch_to_asm+0x40/0x70
[  250.080165]  ? __switch_to_asm+0x34/0x70
[  250.084231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.089088]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.094477] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  250.094594] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.101153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.101163] Call Trace:
[  250.107764] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.117003]  <IRQ>
[  250.119586] syz-executor5 cpuset=
[  250.130069]  dump_stack+0x244/0x39d
[  250.132197] syz5
[  250.135657]  ? dump_stack_print_info.cold.1+0x20/0x20
[  250.139261]  mems_allowed=0
[  250.141235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.154878]  warn_alloc.cold.117+0xb7/0x1bd
[  250.159204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.164056]  ? lock_downgrade+0x900/0x900
[  250.168216]  ? trace_hardirqs_off+0xb8/0x310
[  250.172633]  ? trace_hardirqs_off+0xb8/0x310
[  250.177061]  __alloc_pages_slowpath+0x2660/0x2d70
[  250.181935]  ? warn_alloc+0x120/0x120
[  250.185741]  ? warn_alloc+0x120/0x120
[  250.189561]  ? print_usage_bug+0xc0/0xc0
[  250.193627]  ? warn_alloc+0x120/0x120
[  250.197431]  ? print_usage_bug+0xc0/0xc0
[  250.201496]  ? __lock_acquire+0x62f/0x4c20
[  250.205735]  ? __lock_acquire+0x62f/0x4c20
[  250.209973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.215509]  ? should_fail+0x22d/0xd01
[  250.219409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.224511]  ? __lock_acquire+0x62f/0x4c20
[  250.228767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.233867]  ? __lock_acquire+0x62f/0x4c20
[  250.238102]  ? should_fail+0x22d/0xd01
[  250.241991]  ? find_held_lock+0x36/0x1c0
[  250.246083]  ? mark_held_locks+0x130/0x130
[  250.250322]  ? mark_held_locks+0x130/0x130
[  250.254588]  ? zap_class+0x640/0x640
[  250.258300]  ? zap_class+0x640/0x640
[  250.262027]  ? print_usage_bug+0xc0/0xc0
[  250.266103]  ? do_raw_spin_unlock+0xa7/0x330
[  250.270515]  ? zap_class+0x640/0x640
[  250.274246]  ? print_usage_bug+0xc0/0xc0
[  250.278307]  ? wq_watchdog_touch+0x9c/0xfe
[  250.282548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.288100]  ? check_preemption_disabled+0x48/0x280
[  250.293130]  ? __lock_is_held+0xb5/0x140
[  250.297232]  __alloc_pages_nodemask+0xa80/0xde0
[  250.301900]  ? zap_class+0x640/0x640
[  250.305615]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  250.310642]  ? find_held_lock+0x36/0x1c0
[  250.314714]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.319383]  ? lock_downgrade+0x900/0x900
[  250.323560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.329110]  cache_grow_begin+0xa5/0x8c0
[  250.333176]  ? do_raw_spin_unlock+0xa7/0x330
[  250.337599]  fallback_alloc+0x204/0x2e0
[  250.341596]  ____cache_alloc_node+0x1c7/0x1e0
[  250.346095]  kmem_cache_alloc_node+0xe3/0x730
[  250.350588]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.354836]  __alloc_skb+0x119/0x770
[  250.358558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.363835]  ? netdev_alloc_frag+0x1f0/0x1f0
[  250.368246]  ? lock_downgrade+0x900/0x900
[  250.372405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.377944]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.383404]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.388857]  ? addrconf_rs_timer+0x690/0x690
[  250.393277]  ndisc_alloc_skb+0x144/0x340
[  250.397343]  ndisc_send_rs+0x331/0x6e0
[  250.401239]  addrconf_rs_timer+0x314/0x690
[  250.405484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.409734]  call_timer_fn+0x272/0x920
[  250.413621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.417858]  ? process_timeout+0x40/0x40
[  250.421932]  ? mark_held_locks+0xc7/0x130
[  250.426098]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.430594]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.435091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.439325]  ? lockdep_hardirqs_on+0x296/0x5b0
[  250.443913]  ? trace_hardirqs_on+0xbd/0x310
[  250.448266]  ? kasan_check_read+0x11/0x20
[  250.452416]  ? __run_timers+0x7da/0xc70
[  250.456393]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.461503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.465757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.469995]  __run_timers+0x7e5/0xc70
[  250.473822]  ? timer_fixup_init+0x70/0x70
[  250.477969]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.482982]  ? zap_class+0x640/0x640
[  250.486723]  ? print_usage_bug+0xc0/0xc0
[  250.490789]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.495991]  ? find_held_lock+0x36/0x1c0
[  250.500073]  ? zap_class+0x640/0x640
[  250.503793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.509335]  ? check_preemption_disabled+0x48/0x280
[  250.514385]  ? __lock_is_held+0xb5/0x140
[  250.518448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.523994]  ? check_preemption_disabled+0x48/0x280
[  250.529064]  run_timer_softirq+0x52/0xb0
[  250.533130]  ? rcu_read_lock_sched_held+0x14f/0x180
[  250.538153]  __do_softirq+0x308/0xb7e
[  250.541972]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  250.546466]  ? lock_downgrade+0x900/0x900
[  250.550618]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  250.555743]  ? pvclock_read_flags+0x160/0x160
[  250.560244]  ? lapic_next_event+0x5a/0x90
[  250.564414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.569955]  ? kvm_clock_read+0x18/0x30
[  250.573934]  ? kvm_sched_clock_read+0x9/0x20
[  250.578351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.583900]  ? check_preemption_disabled+0x48/0x280
[  250.588924]  irq_exit+0x17f/0x1c0
[  250.592380]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.597227]  ? smp_reschedule_interrupt+0x109/0x650
[  250.602248]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.608134]  ? interrupt_entry+0xb5/0xc0
[  250.612202]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.617217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.622236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.627101]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.632115]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.637131]  ? task_prio+0x50/0x50
[  250.640673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.646213]  ? check_preemption_disabled+0x48/0x280
[  250.651237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.656098]  apic_timer_interrupt+0xf/0x20
[  250.660326]  </IRQ>
[  250.662577] RIP: 0010:console_unlock+0xffa/0x1160
[  250.667422] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  250.686324] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  250.694042] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  250.701311] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  250.708576] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  250.715845] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  250.723114] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  250.730390]  ? netconsole_netdev_event+0x280/0x280
[  250.735330]  ? console_unlock+0xff1/0x1160
[  250.739606]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  250.744279]  ? lock_release+0xa00/0xa00
[  250.748257]  ? interrupt_entry+0xc0/0xc0
[  250.752339]  vprintk_emit+0x33d/0x930
[  250.756180]  ? wake_up_klogd+0x180/0x180
[  250.760243]  ? attach_entity_load_avg+0x810/0x860
[  250.765084]  ? __lock_acquire+0x600/0x4c20
[  250.769322]  ? mark_held_locks+0x130/0x130
[  250.773558]  ? print_usage_bug+0xc0/0xc0
[  250.777625]  ? find_held_lock+0x36/0x1c0
[  250.781702]  ? mark_held_locks+0xc7/0x130
[  250.785881]  vprintk_default+0x28/0x30
[  250.789768]  vprintk_func+0x7e/0x181
[  250.793485]  printk+0xa7/0xcf
[  250.796601]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  250.801387]  show_free_areas.cold.118+0x1f34/0x215d
[  250.806438]  ? si_meminfo_node+0x260/0x260
[  250.810692]  ? __lock_acquire+0x62f/0x4c20
[  250.814945]  ? __lock_acquire+0x62f/0x4c20
[  250.819182]  ? __lock_is_held+0xb5/0x140
[  250.823261]  ? mark_held_locks+0x130/0x130
[  250.827502]  ? zap_class+0x640/0x640
[  250.831226]  ? put_dec+0x3b/0xf0
[  250.834617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.840166]  ? find_held_lock+0x36/0x1c0
[  250.844239]  ? serial8250_console_write+0x8b3/0xb10
[  250.849255]  ? lock_downgrade+0x900/0x900
[  250.853405]  ? zap_class+0x640/0x640
[  250.857118]  ? zap_class+0x640/0x640
[  250.860834]  ? print_usage_bug+0xc0/0xc0
[  250.864896]  ? do_raw_spin_unlock+0xa7/0x330
[  250.869321]  ? trace_hardirqs_on+0x310/0x310
[  250.873732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.879278]  ? find_held_lock+0x36/0x1c0
[  250.883348]  ? mark_held_locks+0xc7/0x130
[  250.887499]  ? console_unlock+0xfcd/0x1160
[  250.891739]  ? netconsole_netdev_event+0x280/0x280
[  250.896682]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  250.901267]  ? trace_hardirqs_on+0xbd/0x310
[  250.905593]  ? vprintk_emit+0x33d/0x930
[  250.909573]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.914681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.920237]  ? netconsole_netdev_event+0x280/0x280
[  250.925172]  ? console_unlock+0x8d8/0x1160
[  250.929421]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  250.934090]  ? vprintk_emit+0x7f7/0x930
[  250.938066]  ? lock_release+0xa00/0xa00
[  250.942050]  ? preempt_count_add+0xbc/0x1b0
[  250.946375]  ? wake_up_klogd+0x11a/0x180
[  250.950435]  ? console_device+0xc0/0xc0
[  250.954412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.959969]  ? vprintk_emit+0x268/0x930
[  250.963950]  ? wake_up_klogd+0x180/0x180
[  250.968009]  ? trace_hardirqs_on_caller+0xc0/0x310
[  250.972952]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.977721]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.983173]  ? retint_kernel+0x1b/0x2d
[  250.987067]  ? trace_hardirqs_on+0x310/0x310
[  250.991501]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.996279]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  251.001049]  ? show_mem+0x1e/0x17b
[  251.004591]  show_mem+0x34/0x17b
[  251.007963]  dump_header+0x2f1/0xf72
[  251.011686]  ? mark_held_locks+0x130/0x130
[  251.015920]  ? pagefault_out_of_memory+0x197/0x197
[  251.020857]  ? __lock_acquire+0x62f/0x4c20
[  251.025089]  ? zap_class+0x640/0x640
[  251.028809]  ? percpu_ref_get_many+0x240/0x240
[  251.033395]  ? print_usage_bug+0xc0/0xc0
[  251.037456]  ? print_usage_bug+0xc0/0xc0
[  251.041522]  ? zap_class+0x640/0x640
[  251.045241]  ? print_usage_bug+0xc0/0xc0
[  251.049306]  ? print_usage_bug+0xc0/0xc0
[  251.053381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.058933]  ? find_held_lock+0x36/0x1c0
[  251.063024]  ? mark_held_locks+0xc7/0x130
[  251.067183]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.072315]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.077422]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  251.082007]  ? trace_hardirqs_on+0xbd/0x310
[  251.086343]  ? kasan_check_read+0x11/0x20
[  251.090493]  ? ___ratelimit+0x3b4/0x672
[  251.094468]  ? trace_hardirqs_off_caller+0x310/0x310
[  251.099579]  ? trace_hardirqs_on+0x310/0x310
[  251.103999]  ? lock_downgrade+0x900/0x900
[  251.108179]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.113282]  ? ___ratelimit+0x3b9/0x672
[  251.117262]  ? idr_get_free+0xec0/0xec0
[  251.121234]  ? kasan_check_read+0x11/0x20
[  251.125386]  ? do_raw_spin_unlock+0xa7/0x330
[  251.129805]  oom_kill_process.cold.27+0x10/0x903
[  251.134567]  ? zap_class+0x640/0x640
[  251.138287]  ? _raw_spin_unlock+0x2c/0x50
[  251.142434]  ? oom_badness+0xe6/0xaa0
[  251.146244]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.151173]  ? kasan_check_read+0x11/0x20
[  251.155324]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.160605]  ? oom_evaluate_task+0x540/0x540
[  251.165026]  ? find_held_lock+0x36/0x1c0
[  251.169101]  ? out_of_memory+0x974/0x1430
[  251.173250]  ? lock_downgrade+0x900/0x900
[  251.177398]  ? check_preemption_disabled+0x48/0x280
[  251.182420]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.187372]  ? kasan_check_read+0x11/0x20
[  251.191534]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.196818]  ? rcu_softirq_qs+0x20/0x20
[  251.200811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.206352]  ? oom_evaluate_task+0x302/0x540
[  251.210764]  out_of_memory+0xa84/0x1430
[  251.214744]  ? oom_killer_disable+0x3a0/0x3a0
[  251.219242]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  251.224176]  ? __mutex_add_waiter+0x2a0/0x2a0
[  251.228685]  __alloc_pages_slowpath+0x22d4/0x2d70
[  251.233564]  ? warn_alloc+0x120/0x120
[  251.237370]  ? rcu_softirq_qs+0x20/0x20
[  251.241372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.246912]  ? should_fail+0x22d/0xd01
[  251.250807]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.255911]  ? zap_class+0x640/0x640
[  251.259648]  ? __lock_is_held+0xb5/0x140
[  251.263721]  ? mark_held_locks+0x130/0x130
[  251.267961]  ? lock_release+0xa00/0xa00
[  251.271939]  ? perf_trace_sched_process_exec+0x860/0x860
[  251.277411]  ? __might_sleep+0x95/0x190
[  251.281394]  __alloc_pages_nodemask+0xa80/0xde0
[  251.286087]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  251.291108]  ? __page_cache_alloc+0x191/0x5c0
[  251.295602]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.300529]  ? kasan_check_read+0x11/0x20
[  251.304706]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.309987]  ? zap_class+0x640/0x640
[  251.313712]  ? zap_class+0x640/0x640
[  251.317425]  ? zap_class+0x640/0x640
[  251.321144]  ? __do_page_cache_readahead+0x7ce/0x980
[  251.326269]  ? find_held_lock+0x36/0x1c0
[  251.330344]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.335890]  alloc_pages_current+0x173/0x350
[  251.340303]  __page_cache_alloc+0x38c/0x5c0
[  251.344625]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.349565]  ? kasan_check_read+0x11/0x20
[  251.353754]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.359054]  ? generic_perform_write+0x6a0/0x6a0
[  251.363827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.369364]  ? check_preemption_disabled+0x48/0x280
[  251.374390]  filemap_fault+0x1594/0x25f0
[  251.378466]  ? __lock_page_or_retry+0xa00/0xa00
[  251.383138]  ? mark_held_locks+0x130/0x130
[  251.387376]  ? rcu_softirq_qs+0x20/0x20
[  251.391365]  ? filemap_map_pages+0xe04/0x1990
[  251.395908]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  251.400872]  ? futex_wait_setup+0x15c/0x3e0
[  251.405196]  ? zap_class+0x640/0x640
[  251.408925]  ? lock_acquire+0x1ed/0x520
[  251.412929]  ? alloc_set_pte+0x1447/0x1f40
[  251.417178]  ? lock_acquire+0x1ed/0x520
[  251.421157]  ? ext4_filemap_fault+0x7a/0xad
[  251.425490]  ? lock_release+0xa00/0xa00
[  251.429467]  ? perf_trace_sched_process_exec+0x860/0x860
[  251.434917]  ? print_usage_bug+0xc0/0xc0
[  251.438981]  ? print_usage_bug+0xc0/0xc0
[  251.443068]  ? down_read+0x8d/0x120
[  251.446692]  ? ext4_filemap_fault+0x7a/0xad
[  251.451012]  ? __down_interruptible+0x700/0x700
[  251.455942]  ext4_filemap_fault+0x82/0xad
[  251.460095]  __do_fault+0x100/0x6b0
[  251.463741]  ? unlock_page+0x2c2/0x4c0
[  251.467643]  ? pmd_devmap_trans_unstable+0x220/0x220
[  251.472746]  ? mark_held_locks+0x130/0x130
[  251.476984]  ? mark_held_locks+0x130/0x130
[  251.481227]  ? do_raw_spin_trylock+0x270/0x270
[  251.485818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.491370]  __handle_mm_fault+0x307c/0x5920
[  251.495786]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  251.500653]  ? kasan_check_read+0x11/0x20
[  251.504820]  ? _copy_to_user+0xc8/0x110
[  251.508798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.514345]  ? zap_class+0x640/0x640
[  251.518060]  ? zap_class+0x640/0x640
[  251.521777]  ? find_held_lock+0x36/0x1c0
[  251.525845]  ? handle_mm_fault+0x42a/0xc70
[  251.530082]  ? lock_downgrade+0x900/0x900
[  251.534231]  ? check_preemption_disabled+0x48/0x280
[  251.539252]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.544185]  ? kasan_check_read+0x11/0x20
[  251.548336]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.553614]  ? rcu_softirq_qs+0x20/0x20
[  251.557586]  ? trace_hardirqs_off_caller+0x310/0x310
[  251.563179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.568719]  ? check_preemption_disabled+0x48/0x280
[  251.573756]  handle_mm_fault+0x54f/0xc70
[  251.577826]  ? __handle_mm_fault+0x5920/0x5920
[  251.582415]  ? find_vma+0x34/0x190
[  251.585963]  __do_page_fault+0x5e8/0xe60
[  251.590042]  ? trace_hardirqs_off+0xb8/0x310
[  251.594451]  ? __ia32_sys_read+0xb0/0xb0
[  251.598533]  do_page_fault+0xf2/0x7e0
[  251.602338]  ? vmalloc_sync_all+0x30/0x30
[  251.606491]  ? error_entry+0x70/0xd0
[  251.610211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.615233]  ? trace_hardirqs_on_caller+0xc0/0x310
[  251.620168]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.625098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.629939]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.634955]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.640413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.645951]  ? prepare_exit_to_usermode+0x291/0x3b0
[  251.650970]  ? page_fault+0x8/0x30
[  251.654513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.659363]  ? page_fault+0x8/0x30
[  251.662908]  page_fault+0x1e/0x30
[  251.666362] RIP: 0033:0x4727a0
[  251.669573] Code: Bad RIP value.
[  251.672935] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  251.678297] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  251.685568] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  251.692834] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  251.700099] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  251.707365] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  251.714653] warn_alloc_show_mem: 1 callbacks suppressed
[  251.714665] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  251.714667] Mem-Info:
[  251.714698] active_anon:48509 inactive_anon:132 isolated_anon:0
[  251.714698]  active_file:12 inactive_file:13 isolated_file:0
[  251.714698]  unevictable:0 dirty:0 writeback:0 unstable:0
[  251.714698]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  251.714698]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  251.714698]  free:13771 free_pcp:124 free_cma:0
[  251.720053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.726983] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  251.729381] Call Trace:
[  251.762251] Node 0 
[  251.771596]  <IRQ>
[  251.799027] 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
[  251.801592]  dump_stack+0x244/0x39d
[  251.803805] lowmem_reserve[]:
[  251.805950]  ? dump_stack_print_info.cold.1+0x20/0x20
[  251.831426]  0 2818
[  251.835069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.838149]  6321
[  251.843340]  warn_alloc.cold.117+0xb7/0x1bd
[  251.845564]  6321
[  251.851096]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.857456]  ? lock_downgrade+0x900/0x900
[  251.859494] Node 0 
[  251.864334]  ? trace_hardirqs_off+0xb8/0x310
[  251.868510] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  251.870722]  ? trace_hardirqs_off+0xb8/0x310
[  251.875110] lowmem_reserve[]:
[  251.902087]  __alloc_pages_slowpath+0x2660/0x2d70
[  251.906486]  0
[  251.909607]  ? warn_alloc+0x120/0x120
[  251.914415]  0 3503
[  251.916235]  ? warn_alloc+0x120/0x120
[  251.920038]  3503
[  251.922279]  ? print_usage_bug+0xc0/0xc0
[  251.928117]  ? warn_alloc+0x120/0x120
[  251.932158] Node 0 
[  251.935956]  ? print_usage_bug+0xc0/0xc0
[  251.935986] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  251.935993] lowmem_reserve[]:
[  251.938234]  ? __lock_acquire+0x62f/0x4c20
[  251.942266]  0 0
[  251.971081]  ? __lock_acquire+0x62f/0x4c20
[  251.974167]  0
[  251.978401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.980348]  0
[  251.984593]  ? should_fail+0x22d/0xd01
[  251.986372] Node 0 
[  251.991934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.993709] DMA: 
[  251.997627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.999865] 1*4kB 
[  252.005136]  ? __lock_acquire+0x62f/0x4c20
[  252.007179] (U) 
[  252.012279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.014419] 0*8kB 
[  252.018650]  ? __lock_acquire+0x62f/0x4c20
[  252.020602] 0*16kB 
[  252.025697]  ? should_fail+0x22d/0xd01
[  252.027819] 1*32kB (U) 
[  252.032069]  ? rcu_irq_exit+0x1a2/0x390
[  252.034286] 2*64kB 
[  252.038173]  ? mark_held_locks+0x130/0x130
[  252.040733] (U) 
[  252.044701]  ? mark_held_locks+0x130/0x130
[  252.046915] 1*128kB (U) 
[  252.051172]  ? mark_held_locks+0xc7/0x130
[  252.053130] 1*256kB 
[  252.057363]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  252.060009] (U) 
[  252.064165]  ? zap_class+0x640/0x640
[  252.066487] 0*512kB 
[  252.071523]  ? print_usage_bug+0xc0/0xc0
[  252.073477] 1*1024kB 
[  252.077188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.079660] (U) 
[  252.083719]  ? check_preemption_disabled+0x48/0x280
[  252.086110] 1*2048kB 
[  252.091663]  ? __lock_is_held+0xb5/0x140
[  252.093610] (M) 
[  252.098663]  __alloc_pages_nodemask+0xa80/0xde0
[  252.101045] 3*4096kB (M) 
[  252.105112]  ? zap_class+0x640/0x640
[  252.107071] = 15908kB
[  252.111745]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  252.114494] Node 0 
[  252.118213]  ? find_held_lock+0x36/0x1c0
[  252.120595] DMA32: 
[  252.125615]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.127823] 4*4kB 
[  252.131875]  ? lock_downgrade+0x900/0x900
[  252.134092] (M) 
[  252.138765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.140887] 0*8kB 
[  252.145047]  cache_grow_begin+0xa5/0x8c0
[  252.146999] 2*16kB 
[  252.152537]  ? do_raw_spin_unlock+0xa7/0x330
[  252.154676] (M) 
[  252.158737]  fallback_alloc+0x204/0x2e0
[  252.160944] 2*32kB (UM) 
[  252.165367]  ____cache_alloc_node+0x1c7/0x1e0
[  252.167323] 4*64kB 
[  252.171293]  kmem_cache_alloc_node+0xe3/0x730
[  252.173942] (UM) 
[  252.178433]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.180652] 4*128kB 
[  252.185146]  __alloc_skb+0x119/0x770
[  252.187180] (M) 
[  252.191416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.193728] 3*256kB 
[  252.197436]  ? netdev_alloc_frag+0x1f0/0x1f0
[  252.199393] (M) 
[  252.204665]  ? lock_downgrade+0x900/0x900
[  252.206967] 4*512kB 
[  252.211375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.213326] (UM) 
[  252.217472]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.219793] 3*1024kB (UM) 
[  252.225335]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.227384] 3*2048kB 
[  252.232829]  ? addrconf_rs_timer+0x690/0x690
[  252.235652] (UM) 
[  252.241107]  ndisc_alloc_skb+0x144/0x340
[  252.243492] 3*4096kB 
[  252.247896]  ndisc_send_rs+0x331/0x6e0
[  252.249949] (M) 
[  252.254005]  addrconf_rs_timer+0x314/0x690
[  252.256417] = 25200kB
[  252.260298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.262258] Node 0 
[  252.266497]  call_timer_fn+0x272/0x920
[  252.268880] Normal: 
[  252.273107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.275328] 786*4kB 
[  252.279223]  ? process_timeout+0x40/0x40
[  252.281531] (MEH) 
[  252.285777]  ? __run_timers+0x7da/0xc70
[  252.288072] 440*8kB 
[  252.292128]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.294268] (UMEH) 
[  252.298242]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.300569] 141*16kB 
[  252.305057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.307296] (MEH) 
[  252.311786]  ? lockdep_hardirqs_on+0x296/0x5b0
[  252.314174] 54*32kB 
[  252.318402]  ? trace_hardirqs_on+0xbd/0x310
[  252.320540] (MEH) 
[  252.325116]  ? kasan_check_read+0x11/0x20
[  252.327420] 14*64kB 
[  252.331734]  ? __run_timers+0x7da/0xc70
[  252.333867] (UME) 
[  252.338025]  ? trace_hardirqs_off_caller+0x310/0x310
[  252.340332] 1*128kB 
[  252.344316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.346443] (H) 
[  252.351541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.354042] 1*256kB 
[  252.358279]  __run_timers+0x7e5/0xc70
[  252.360236] (H) 
[  252.364475]  ? timer_fixup_init+0x70/0x70
[  252.366772] 2*512kB 
[  252.370568]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.372525] (H) 
[  252.376681]  ? zap_class+0x640/0x640
[  252.378979] 1*1024kB (U) 
[  252.384005]  ? enqueue_hrtimer+0x1a5/0x560
[  252.385977] 0*2048kB 
[  252.389697]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.392437] 0*4096kB 
[  252.396683]  ? find_held_lock+0x36/0x1c0
[  252.399070] = 13976kB
[  252.404253]  ? zap_class+0x640/0x640
[  252.406650] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.410705]  ? pvclock_read_flags+0x160/0x160
[  252.413101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.416824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.425634] 163 total pagecache pages
[  252.430139]  ? check_preemption_disabled+0x48/0x280
[  252.438696] 0 pages in swap cache
[  252.444224]  ? __lock_is_held+0xb5/0x140
[  252.448002] Swap cache stats: add 0, delete 0, find 0/0
[  252.453047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.456486] Free swap  = 0kB
[  252.460540]  ? check_preemption_disabled+0x48/0x280
[  252.465889] Total swap = 0kB
[  252.471418]  run_timer_softirq+0x52/0xb0
[  252.474417] 1965979 pages RAM
[  252.479429]  ? rcu_read_lock_sched_held+0x14f/0x180
[  252.482440] 0 pages HighMem/MovableOnly
[  252.486524]  __do_softirq+0x308/0xb7e
[  252.489614] 342867 pages reserved
[  252.494626]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  252.498579] 0 pages cma reserved
[  252.502385]  ? lock_downgrade+0x900/0x900
[  252.505886] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.510298]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  252.513703] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.517782]  ? pvclock_read_flags+0x160/0x160
[  252.524253] syz-fuzzer cpuset=
[  252.529357]  ? lapic_next_event+0x5a/0x90
[  252.539556] /
[  252.544060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.547227]  mems_allowed=0
[  252.551368]  ? kvm_clock_read+0x18/0x30
[  252.565470]  ? kvm_sched_clock_read+0x9/0x20
[  252.569892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.575428]  ? check_preemption_disabled+0x48/0x280
[  252.580451]  irq_exit+0x17f/0x1c0
[  252.583903]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.588746]  ? smp_reschedule_interrupt+0x109/0x650
[  252.593765]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.599667]  ? interrupt_entry+0xb5/0xc0
[  252.603733]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.608751]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.613782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.618624]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.623653]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.628681]  ? task_prio+0x50/0x50
[  252.632244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.637778]  ? check_preemption_disabled+0x48/0x280
[  252.642796]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.647644]  apic_timer_interrupt+0xf/0x20
[  252.651873]  </IRQ>
[  252.654111] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  252.660009] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  252.678922] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  252.686635] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  252.693901] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  252.701169] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  252.708434] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  252.715701] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  252.722994]  ? save_stack+0xa9/0xd0
[  252.726637]  __kmalloc_node_track_caller+0x33/0x70
[  252.732117]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  252.736882]  pskb_expand_head+0x230/0x10f0
[  252.741124]  ? memcpy+0x45/0x50
[  252.744407]  ? __copy_skb_header+0x350/0x6b0
[  252.748826]  ? skb_release_data+0x880/0x880
[  252.753151]  ? __alloc_skb+0x770/0x770
[  252.757059]  ? __lock_is_held+0xb5/0x140
[  252.761128]  ? kasan_check_write+0x14/0x20
[  252.765372]  ? __skb_clone+0x6c7/0xa00
[  252.770127]  ? __copy_skb_header+0x6b0/0x6b0
[  252.774715]  ? kmem_cache_alloc+0x33a/0x730
[  252.779052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.784600]  skb_ensure_writable+0x3dd/0x640
[  252.789024]  ? skb_checksum_setup+0xaa0/0xaa0
[  252.793530]  ? check_preemption_disabled+0x48/0x280
[  252.798552]  ? __this_cpu_preempt_check+0x1c/0x20
[  252.803405]  ? __bpf_redirect+0x54b/0xb20
[  252.807586]  bpf_clone_redirect+0x14a/0x490
[  252.811926]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  252.816947]  ? __sched_text_start+0x8/0x8
[  252.821096]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.825853]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  252.830434]  ? retint_kernel+0x2d/0x2d
[  252.834329]  ? find_held_lock+0x36/0x1c0
[  252.838398]  ? lock_acquire+0x1ed/0x520
[  252.842373]  ? bpf_test_run+0x3cb/0x780
[  252.846367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.851904]  ? check_preemption_disabled+0x48/0x280
[  252.856922]  ? kasan_check_read+0x11/0x20
[  252.861082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.866376]  ? rcu_softirq_qs+0x20/0x20
[  252.870347]  ? preempt_schedule+0x4d/0x60
[  252.874491]  ? ___preempt_schedule+0x16/0x18
[  252.878919]  ? bpf_test_run+0x25d/0x780
[  252.882902]  ? netlink_diag_dump+0x2a0/0x2a0
[  252.887318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.892854]  ? bpf_test_init.isra.10+0x70/0x100
[  252.897530]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  252.902325]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  252.907166]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  252.912706]  ? fput+0x130/0x1a0
[  252.915988]  ? __bpf_prog_get+0x9b/0x290
[  252.920087]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  252.924931]  ? bpf_prog_test_run+0x130/0x1a0
[  252.929344]  ? __x64_sys_bpf+0x3d8/0x520
[  252.933409]  ? bpf_prog_get+0x20/0x20
[  252.937229]  ? do_syscall_64+0x1b9/0x820
[  252.941293]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  252.946672]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.951607]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.956625]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.961644]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  252.968308]  ? __switch_to_asm+0x40/0x70
[  252.972370]  ? __switch_to_asm+0x34/0x70
[  252.976435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.981288]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.986671] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  252.986755] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.993346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.993355] Call Trace:
[  252.999933] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.009188]  <IRQ>
[  253.011760] syz-executor5 cpuset=
[  253.022237]  dump_stack+0x244/0x39d
[  253.024363] syz5
[  253.027810]  ? dump_stack_print_info.cold.1+0x20/0x20
[  253.031417]  mems_allowed=0
[  253.033391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.047041]  warn_alloc.cold.117+0xb7/0x1bd
[  253.051395]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.056244]  ? lock_downgrade+0x900/0x900
[  253.060400]  ? trace_hardirqs_off+0xb8/0x310
[  253.064817]  ? trace_hardirqs_off+0xb8/0x310
[  253.069239]  __alloc_pages_slowpath+0x2660/0x2d70
[  253.074115]  ? warn_alloc+0x120/0x120
[  253.077923]  ? warn_alloc+0x120/0x120
[  253.081743]  ? print_usage_bug+0xc0/0xc0
[  253.085821]  ? warn_alloc+0x120/0x120
[  253.089623]  ? print_usage_bug+0xc0/0xc0
[  253.093684]  ? __lock_acquire+0x62f/0x4c20
[  253.097919]  ? __lock_acquire+0x62f/0x4c20
[  253.102166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.107716]  ? should_fail+0x22d/0xd01
[  253.111607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.116710]  ? __lock_acquire+0x62f/0x4c20
[  253.120954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.126061]  ? __lock_acquire+0x62f/0x4c20
[  253.130293]  ? should_fail+0x22d/0xd01
[  253.134184]  ? find_held_lock+0x36/0x1c0
[  253.138257]  ? mark_held_locks+0x130/0x130
[  253.142501]  ? mark_held_locks+0x130/0x130
[  253.146734]  ? zap_class+0x640/0x640
[  253.150449]  ? zap_class+0x640/0x640
[  253.154205]  ? print_usage_bug+0xc0/0xc0
[  253.158274]  ? do_raw_spin_unlock+0xa7/0x330
[  253.162684]  ? zap_class+0x640/0x640
[  253.166398]  ? print_usage_bug+0xc0/0xc0
[  253.170461]  ? wq_watchdog_touch+0x9c/0xfe
[  253.174704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.180241]  ? check_preemption_disabled+0x48/0x280
[  253.185267]  ? __lock_is_held+0xb5/0x140
[  253.189340]  __alloc_pages_nodemask+0xa80/0xde0
[  253.194028]  ? zap_class+0x640/0x640
[  253.197760]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  253.202787]  ? find_held_lock+0x36/0x1c0
[  253.206860]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.211535]  ? lock_downgrade+0x900/0x900
[  253.215697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.221240]  cache_grow_begin+0xa5/0x8c0
[  253.225303]  ? do_raw_spin_unlock+0xa7/0x330
[  253.229724]  fallback_alloc+0x204/0x2e0
[  253.233717]  ____cache_alloc_node+0x1c7/0x1e0
[  253.238221]  kmem_cache_alloc_node+0xe3/0x730
[  253.242752]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.247008]  __alloc_skb+0x119/0x770
[  253.250745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  253.256036]  ? netdev_alloc_frag+0x1f0/0x1f0
[  253.260451]  ? lock_downgrade+0x900/0x900
[  253.264611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.270155]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.275613]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.281068]  ? addrconf_rs_timer+0x690/0x690
[  253.285492]  ndisc_alloc_skb+0x144/0x340
[  253.289561]  ndisc_send_rs+0x331/0x6e0
[  253.293467]  addrconf_rs_timer+0x314/0x690
[  253.297722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.301971]  call_timer_fn+0x272/0x920
[  253.305882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.310151]  ? process_timeout+0x40/0x40
[  253.314227]  ? mark_held_locks+0xc7/0x130
[  253.318383]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.322881]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.327374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.331611]  ? lockdep_hardirqs_on+0x296/0x5b0
[  253.336224]  ? trace_hardirqs_on+0xbd/0x310
[  253.340556]  ? kasan_check_read+0x11/0x20
[  253.344706]  ? __run_timers+0x7da/0xc70
[  253.348683]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.353789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.358041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.362321]  __run_timers+0x7e5/0xc70
[  253.366141]  ? timer_fixup_init+0x70/0x70
[  253.370294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.375321]  ? zap_class+0x640/0x640
[  253.379046]  ? print_usage_bug+0xc0/0xc0
[  253.383113]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.388310]  ? find_held_lock+0x36/0x1c0
[  253.392376]  ? zap_class+0x640/0x640
[  253.396100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.401638]  ? check_preemption_disabled+0x48/0x280
[  253.406667]  ? __lock_is_held+0xb5/0x140
[  253.410734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.416276]  ? check_preemption_disabled+0x48/0x280
[  253.421302]  run_timer_softirq+0x52/0xb0
[  253.425389]  ? rcu_read_lock_sched_held+0x14f/0x180
[  253.430404]  __do_softirq+0x308/0xb7e
[  253.434212]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  253.438704]  ? lock_downgrade+0x900/0x900
[  253.442856]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  253.447966]  ? pvclock_read_flags+0x160/0x160
[  253.452464]  ? lapic_next_event+0x5a/0x90
[  253.456814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.462362]  ? kvm_clock_read+0x18/0x30
[  253.466335]  ? kvm_sched_clock_read+0x9/0x20
[  253.470745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.476280]  ? check_preemption_disabled+0x48/0x280
[  253.481306]  irq_exit+0x17f/0x1c0
[  253.484761]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.489598]  ? smp_reschedule_interrupt+0x109/0x650
[  253.494612]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.500525]  ? interrupt_entry+0xb5/0xc0
[  253.504591]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.509620]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.514653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.519499]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.524516]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.529549]  ? task_prio+0x50/0x50
[  253.533093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.538642]  ? check_preemption_disabled+0x48/0x280
[  253.543662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.548509]  apic_timer_interrupt+0xf/0x20
[  253.552751]  </IRQ>
[  253.554990] RIP: 0010:console_unlock+0xffa/0x1160
[  253.559845] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  253.579225] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  253.586937] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  253.594202] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  253.601472] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  253.608750] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  253.616026] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  253.623311]  ? netconsole_netdev_event+0x280/0x280
[  253.628257]  ? console_unlock+0xff1/0x1160
[  253.632514]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  253.637205]  ? lock_release+0xa00/0xa00
[  253.641194]  ? interrupt_entry+0xc0/0xc0
[  253.645271]  vprintk_emit+0x33d/0x930
[  253.649076]  ? wake_up_klogd+0x180/0x180
[  253.653156]  ? attach_entity_load_avg+0x810/0x860
[  253.657996]  ? __lock_acquire+0x600/0x4c20
[  253.662239]  ? mark_held_locks+0x130/0x130
[  253.666471]  ? print_usage_bug+0xc0/0xc0
[  253.670548]  ? find_held_lock+0x36/0x1c0
[  253.674620]  ? mark_held_locks+0xc7/0x130
[  253.678770]  vprintk_default+0x28/0x30
[  253.682657]  vprintk_func+0x7e/0x181
[  253.686372]  printk+0xa7/0xcf
[  253.689493]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  253.694270]  show_free_areas.cold.118+0x1f34/0x215d
[  253.699314]  ? si_meminfo_node+0x260/0x260
[  253.703563]  ? __lock_acquire+0x62f/0x4c20
[  253.707797]  ? __lock_acquire+0x62f/0x4c20
[  253.712036]  ? __lock_is_held+0xb5/0x140
[  253.716113]  ? mark_held_locks+0x130/0x130
[  253.720357]  ? zap_class+0x640/0x640
[  253.724075]  ? put_dec+0x3b/0xf0
[  253.727455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.732991]  ? find_held_lock+0x36/0x1c0
[  253.737068]  ? serial8250_console_write+0x8b3/0xb10
[  253.742088]  ? lock_downgrade+0x900/0x900
[  253.746243]  ? zap_class+0x640/0x640
[  253.749963]  ? zap_class+0x640/0x640
[  253.753672]  ? print_usage_bug+0xc0/0xc0
[  253.757732]  ? do_raw_spin_unlock+0xa7/0x330
[  253.762139]  ? trace_hardirqs_on+0x310/0x310
[  253.766554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.772100]  ? find_held_lock+0x36/0x1c0
[  253.776169]  ? mark_held_locks+0xc7/0x130
[  253.780318]  ? console_unlock+0xfcd/0x1160
[  253.784556]  ? netconsole_netdev_event+0x280/0x280
[  253.789487]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  253.794071]  ? trace_hardirqs_on+0xbd/0x310
[  253.798392]  ? vprintk_emit+0x33d/0x930
[  253.802364]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.807483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.813031]  ? netconsole_netdev_event+0x280/0x280
[  253.817965]  ? console_unlock+0x8d8/0x1160
[  253.822214]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  253.826878]  ? vprintk_emit+0x7f7/0x930
[  253.830856]  ? lock_release+0xa00/0xa00
[  253.834834]  ? preempt_count_add+0xbc/0x1b0
[  253.839154]  ? wake_up_klogd+0x11a/0x180
[  253.843215]  ? console_device+0xc0/0xc0
[  253.847194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.852738]  ? vprintk_emit+0x268/0x930
[  253.856714]  ? wake_up_klogd+0x180/0x180
[  253.860773]  ? trace_hardirqs_on_caller+0xc0/0x310
[  253.865705]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.870467]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.875920]  ? retint_kernel+0x1b/0x2d
[  253.879812]  ? trace_hardirqs_on+0x310/0x310
[  253.884233]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.889032]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  253.893797]  ? show_mem+0x1e/0x17b
[  253.897341]  show_mem+0x34/0x17b
[  253.900715]  dump_header+0x2f1/0xf72
[  253.904449]  ? mark_held_locks+0x130/0x130
[  253.908700]  ? pagefault_out_of_memory+0x197/0x197
[  253.913640]  ? __lock_acquire+0x62f/0x4c20
[  253.917874]  ? zap_class+0x640/0x640
[  253.921604]  ? percpu_ref_get_many+0x240/0x240
[  253.926186]  ? print_usage_bug+0xc0/0xc0
[  253.930248]  ? print_usage_bug+0xc0/0xc0
[  253.934315]  ? zap_class+0x640/0x640
[  253.938041]  ? print_usage_bug+0xc0/0xc0
[  253.942100]  ? print_usage_bug+0xc0/0xc0
[  253.946165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.951706]  ? find_held_lock+0x36/0x1c0
[  253.955776]  ? mark_held_locks+0xc7/0x130
[  253.959923]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.965035]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.970143]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  253.974728]  ? trace_hardirqs_on+0xbd/0x310
[  253.979054]  ? kasan_check_read+0x11/0x20
[  253.983200]  ? ___ratelimit+0x3b4/0x672
[  253.987192]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.992310]  ? trace_hardirqs_on+0x310/0x310
[  253.996717]  ? lock_downgrade+0x900/0x900
[  254.000869]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.005972]  ? ___ratelimit+0x3b9/0x672
[  254.009948]  ? idr_get_free+0xec0/0xec0
[  254.013929]  ? kasan_check_read+0x11/0x20
[  254.018088]  ? do_raw_spin_unlock+0xa7/0x330
[  254.022507]  oom_kill_process.cold.27+0x10/0x903
[  254.027281]  ? zap_class+0x640/0x640
[  254.031012]  ? _raw_spin_unlock+0x2c/0x50
[  254.035169]  ? oom_badness+0xe6/0xaa0
[  254.038986]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.043918]  ? kasan_check_read+0x11/0x20
[  254.048086]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.053359]  ? oom_evaluate_task+0x540/0x540
[  254.057768]  ? find_held_lock+0x36/0x1c0
[  254.061835]  ? out_of_memory+0x974/0x1430
[  254.065983]  ? lock_downgrade+0x900/0x900
[  254.070135]  ? check_preemption_disabled+0x48/0x280
[  254.075156]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.080087]  ? kasan_check_read+0x11/0x20
[  254.084241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.089521]  ? rcu_softirq_qs+0x20/0x20
[  254.093508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.099060]  ? oom_evaluate_task+0x302/0x540
[  254.103477]  out_of_memory+0xa84/0x1430
[  254.107460]  ? oom_killer_disable+0x3a0/0x3a0
[  254.111955]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  254.116887]  ? __mutex_add_waiter+0x2a0/0x2a0
[  254.121398]  __alloc_pages_slowpath+0x22d4/0x2d70
[  254.126331]  ? warn_alloc+0x120/0x120
[  254.130132]  ? rcu_softirq_qs+0x20/0x20
[  254.134151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.139685]  ? should_fail+0x22d/0xd01
[  254.143576]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.148676]  ? zap_class+0x640/0x640
[  254.152419]  ? __lock_is_held+0xb5/0x140
[  254.156509]  ? mark_held_locks+0x130/0x130
[  254.160748]  ? lock_release+0xa00/0xa00
[  254.164724]  ? perf_trace_sched_process_exec+0x860/0x860
[  254.170186]  ? __might_sleep+0x95/0x190
[  254.174167]  __alloc_pages_nodemask+0xa80/0xde0
[  254.178859]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  254.183888]  ? __page_cache_alloc+0x191/0x5c0
[  254.188386]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.193314]  ? kasan_check_read+0x11/0x20
[  254.197465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.202745]  ? zap_class+0x640/0x640
[  254.206466]  ? zap_class+0x640/0x640
[  254.210176]  ? zap_class+0x640/0x640
[  254.213903]  ? __do_page_cache_readahead+0x7ce/0x980
[  254.219010]  ? find_held_lock+0x36/0x1c0
[  254.223089]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  254.228631]  alloc_pages_current+0x173/0x350
[  254.233054]  __page_cache_alloc+0x38c/0x5c0
[  254.237375]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.242300]  ? kasan_check_read+0x11/0x20
[  254.246446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.251723]  ? generic_perform_write+0x6a0/0x6a0
[  254.256477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.262011]  ? check_preemption_disabled+0x48/0x280
[  254.267049]  filemap_fault+0x1594/0x25f0
[  254.271131]  ? __lock_page_or_retry+0xa00/0xa00
[  254.275801]  ? mark_held_locks+0x130/0x130
[  254.280052]  ? rcu_softirq_qs+0x20/0x20
[  254.284064]  ? filemap_map_pages+0xe04/0x1990
[  254.288609]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  254.293551]  ? futex_wait_setup+0x15c/0x3e0
[  254.297875]  ? zap_class+0x640/0x640
[  254.301598]  ? lock_acquire+0x1ed/0x520
[  254.305578]  ? alloc_set_pte+0x1447/0x1f40
[  254.309833]  ? lock_acquire+0x1ed/0x520
[  254.313818]  ? ext4_filemap_fault+0x7a/0xad
[  254.318144]  ? lock_release+0xa00/0xa00
[  254.322118]  ? perf_trace_sched_process_exec+0x860/0x860
[  254.327572]  ? print_usage_bug+0xc0/0xc0
[  254.331634]  ? print_usage_bug+0xc0/0xc0
[  254.335706]  ? down_read+0x8d/0x120
[  254.339329]  ? ext4_filemap_fault+0x7a/0xad
[  254.343651]  ? __down_interruptible+0x700/0x700
[  254.348327]  ext4_filemap_fault+0x82/0xad
[  254.352477]  __do_fault+0x100/0x6b0
[  254.356116]  ? unlock_page+0x2c2/0x4c0
[  254.360042]  ? pmd_devmap_trans_unstable+0x220/0x220
[  254.365169]  ? mark_held_locks+0x130/0x130
[  254.369409]  ? mark_held_locks+0x130/0x130
[  254.373648]  ? do_raw_spin_trylock+0x270/0x270
[  254.378241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.383797]  __handle_mm_fault+0x307c/0x5920
[  254.388215]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  254.393063]  ? kasan_check_read+0x11/0x20
[  254.397218]  ? _copy_to_user+0xc8/0x110
[  254.401200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.406752]  ? zap_class+0x640/0x640
[  254.410465]  ? zap_class+0x640/0x640
[  254.414186]  ? find_held_lock+0x36/0x1c0
[  254.418261]  ? handle_mm_fault+0x42a/0xc70
[  254.422495]  ? lock_downgrade+0x900/0x900
[  254.426643]  ? check_preemption_disabled+0x48/0x280
[  254.431663]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.436591]  ? kasan_check_read+0x11/0x20
[  254.440740]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.446042]  ? rcu_softirq_qs+0x20/0x20
[  254.450070]  ? trace_hardirqs_off_caller+0x310/0x310
[  254.455185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.460727]  ? check_preemption_disabled+0x48/0x280
[  254.465752]  handle_mm_fault+0x54f/0xc70
[  254.469821]  ? __handle_mm_fault+0x5920/0x5920
[  254.474408]  ? find_vma+0x34/0x190
[  254.477954]  __do_page_fault+0x5e8/0xe60
[  254.482025]  ? trace_hardirqs_off+0xb8/0x310
[  254.486434]  ? __ia32_sys_read+0xb0/0xb0
[  254.490511]  do_page_fault+0xf2/0x7e0
[  254.494315]  ? vmalloc_sync_all+0x30/0x30
[  254.498470]  ? error_entry+0x70/0xd0
[  254.502190]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.507209]  ? trace_hardirqs_on_caller+0xc0/0x310
[  254.512143]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.517075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.521924]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.526939]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.532391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.537928]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.542949]  ? page_fault+0x8/0x30
[  254.546495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.551349]  ? page_fault+0x8/0x30
[  254.554917]  page_fault+0x1e/0x30
[  254.558367] RIP: 0033:0x4727a0
[  254.561576] Code: Bad RIP value.
[  254.564941] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  254.570306] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  254.577577] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  254.584843] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  254.592112] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  254.599379] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  254.606677] warn_alloc_show_mem: 1 callbacks suppressed
[  254.606689] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  254.606691] Mem-Info:
[  254.606729] active_anon:48509 inactive_anon:132 isolated_anon:0
[  254.606729]  active_file:12 inactive_file:13 isolated_file:0
[  254.606729]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.606729]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  254.606729]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  254.606729]  free:13771 free_pcp:124 free_cma:0
[  254.612073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.619024] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  254.621422] Call Trace:
[  254.654287] Node 0 
[  254.663643]  <IRQ>
[  254.691076] 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
[  254.693640]  dump_stack+0x244/0x39d
[  254.695864] lowmem_reserve[]: 0
[  254.698033]  ? dump_stack_print_info.cold.1+0x20/0x20
[  254.723525]  2818 6321
[  254.727165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.730414]  6321
[  254.736269]  warn_alloc.cold.117+0xb7/0x1bd
[  254.738743] Node 0 
[  254.744274]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.746341] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  254.750635]  ? lock_downgrade+0x900/0x900
[  254.752850] lowmem_reserve[]:
[  254.757691]  ? trace_hardirqs_off+0xb8/0x310
[  254.784644]  0 0
[  254.788812]  ? trace_hardirqs_off+0xb8/0x310
[  254.791886]  3503 3503
[  254.796307]  __alloc_pages_slowpath+0x2660/0x2d70
[  254.802685]  ? warn_alloc+0x120/0x120
[  254.805140] Node 0 
[  254.809983]  ? warn_alloc+0x120/0x120
[  254.813821] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  254.816048]  ? print_usage_bug+0xc0/0xc0
[  254.819818] lowmem_reserve[]:
[  254.847919]  ? warn_alloc+0x120/0x120
[  254.851983]  0
[  254.855095]  ? print_usage_bug+0xc0/0xc0
[  254.858871]  0
[  254.860669]  ? __lock_acquire+0x62f/0x4c20
[  254.864708]  0
[  254.866508]  ? __lock_acquire+0x62f/0x4c20
[  254.870721]  0
[  254.872522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.878528]  ? should_fail+0x22d/0xd01
[  254.884054] Node 0 
[  254.887940]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.887950] DMA: 
[  254.890181]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.895440] 1*4kB 
[  254.897524]  ? __lock_acquire+0x62f/0x4c20
[  254.902618] (U) 
[  254.904765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.908983] 0*8kB 
[  254.910966]  ? __lock_acquire+0x62f/0x4c20
[  254.916054] 0*16kB 
[  254.918198]  ? should_fail+0x22d/0xd01
[  254.922410] 1*32kB 
[  254.924640]  ? rcu_irq_exit+0x1a2/0x390
[  254.928527] (U) 
[  254.930778]  ? mark_held_locks+0x130/0x130
[  254.934724] 2*64kB (U) 
[  254.936717]  ? mark_held_locks+0x130/0x130
[  254.940944] 1*128kB 
[  254.943525]  ? mark_held_locks+0xc7/0x130
[  254.947762] (U) 
[  254.950083]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  254.954211] 1*256kB 
[  254.956184]  ? zap_class+0x640/0x640
[  254.961177] (U) 
[  254.963508]  ? print_usage_bug+0xc0/0xc0
[  254.967193] 0*512kB 1*1024kB 
[  254.969183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.973219] (U) 
[  254.976321]  ? check_preemption_disabled+0x48/0x280
[  254.981846] 1*2048kB 
[  254.983827]  ? __lock_is_held+0xb5/0x140
[  254.988816] (M) 
[  254.991227]  __alloc_pages_nodemask+0xa80/0xde0
[  254.995264] 3*4096kB 
[  254.997235]  ? zap_class+0x640/0x640
[  255.001884] (M) 
[  255.004291]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  255.007975] = 15908kB
[  255.007984] Node 0 
[  255.009963]  ? find_held_lock+0x36/0x1c0
[  255.014952] DMA32: 
[  255.017365]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.019576] 4*4kB 
[  255.023644]  ? lock_downgrade+0x900/0x900
[  255.025856] (M) 
[  255.030533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.032668] 0*8kB 
[  255.036835]  cache_grow_begin+0xa5/0x8c0
[  255.038792] 2*16kB 
[  255.044325]  ? do_raw_spin_unlock+0xa7/0x330
[  255.046457] (M) 
[  255.050517]  fallback_alloc+0x204/0x2e0
[  255.052731] 2*32kB 
[  255.057136]  ____cache_alloc_node+0x1c7/0x1e0
[  255.059092] (UM) 
[  255.063091]  kmem_cache_alloc_node+0xe3/0x730
[  255.065303] 4*64kB 
[  255.069792]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.071833] (UM) 
[  255.076328]  __alloc_skb+0x119/0x770
[  255.078555] 4*128kB 
[  255.082801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.084839] (M) 
[  255.088552]  ? netdev_alloc_frag+0x1f0/0x1f0
[  255.090859] 3*256kB 
[  255.096129]  ? lock_downgrade+0x900/0x900
[  255.098094] (M) 
[  255.102503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.104802] 4*512kB 
[  255.108974]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.110923] (UM) 
[  255.116457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.118760] 3*1024kB 
[  255.124203]  ? addrconf_rs_timer+0x690/0x690
[  255.126244] (UM) 
[  255.131707]  ndisc_alloc_skb+0x144/0x340
[  255.134089] 3*2048kB 
[  255.138504]  ndisc_send_rs+0x331/0x6e0
[  255.140547] (UM) 
[  255.144596]  addrconf_rs_timer+0x314/0x690
[  255.146985] 3*4096kB 
[  255.150868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.152909] (M) 
[  255.157151]  call_timer_fn+0x272/0x920
[  255.159529] = 25200kB
[  255.163755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.165709] Node 0 
[  255.169602]  ? process_timeout+0x40/0x40
[  255.171991] Normal: 
[  255.176265]  ? __run_timers+0x7da/0xc70
[  255.178479] 786*4kB 
[  255.182539]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.184845] (MEH) 
[  255.188816]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.191132] 440*8kB 
[  255.195659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.197788] (UMEH) 
[  255.202282]  ? lockdep_hardirqs_on+0x296/0x5b0
[  255.204582] 141*16kB 
[  255.208813]  ? trace_hardirqs_on+0xbd/0x310
[  255.211036] (MEH) 
[  255.215621]  ? kasan_check_read+0x11/0x20
[  255.218006] 54*32kB 
[  255.222328]  ? __run_timers+0x7da/0xc70
[  255.224458] (MEH) 
[  255.228605]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.230905] 14*64kB (UME) 
[  255.234888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.237027] 1*128kB 
[  255.242134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.244958] (H) 
[  255.249191]  __run_timers+0x7e5/0xc70
[  255.251493] 1*256kB 
[  255.255732]  ? timer_fixup_init+0x70/0x70
[  255.257695] (H) 
[  255.261491]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.263793] 2*512kB 
[  255.267941]  ? zap_class+0x640/0x640
[  255.269917] (H) 
[  255.274929]  ? enqueue_hrtimer+0x1a5/0x560
[  255.277236] 1*1024kB 
[  255.280944]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.282902] (U) 
[  255.287139]  ? find_held_lock+0x36/0x1c0
[  255.289525] 0*2048kB 
[  255.294714]  ? zap_class+0x640/0x640
[  255.296672] 0*4096kB 
[  255.300735]  ? pvclock_read_flags+0x160/0x160
[  255.303120] = 13976kB
[  255.306828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.309222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  255.313709]  ? check_preemption_disabled+0x48/0x280
[  255.316127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  255.321655]  ? __lock_is_held+0xb5/0x140
[  255.330466] 163 total pagecache pages
[  255.335477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.344044] 0 pages in swap cache
[  255.348104]  ? check_preemption_disabled+0x48/0x280
[  255.351911] Swap cache stats: add 0, delete 0, find 0/0
[  255.357434]  run_timer_softirq+0x52/0xb0
[  255.360871] Free swap  = 0kB
[  255.365878]  ? rcu_read_lock_sched_held+0x14f/0x180
[  255.371218] Total swap = 0kB
[  255.375276]  __do_softirq+0x308/0xb7e
[  255.378276] 1965979 pages RAM
[  255.383290]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  255.383308]  ? lock_downgrade+0x900/0x900
[  255.386307] 0 pages HighMem/MovableOnly
[  255.390114]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  255.393196] 342867 pages reserved
[  255.393205] 0 pages cma reserved
[  255.397697]  ? pvclock_read_flags+0x160/0x160
[  255.401903] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.405814]  ? lapic_next_event+0x5a/0x90
[  255.405836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.405867]  ? kvm_clock_read+0x18/0x30
[  255.411045] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.414404]  ? kvm_sched_clock_read+0x9/0x20
[  255.417747] syz-fuzzer cpuset=
[  255.422239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.428706] /
[  255.432850]  ? check_preemption_disabled+0x48/0x280
[  255.438366]  mems_allowed=0
[  255.442337]  irq_exit+0x17f/0x1c0
[  255.479198]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.484057]  ? smp_reschedule_interrupt+0x109/0x650
[  255.489080]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.494964]  ? interrupt_entry+0xb5/0xc0
[  255.499034]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.504078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.509100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.513945]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.518959]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.523976]  ? task_prio+0x50/0x50
[  255.527519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.533063]  ? check_preemption_disabled+0x48/0x280
[  255.538085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.542945]  apic_timer_interrupt+0xf/0x20
[  255.547178]  </IRQ>
[  255.549421] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  255.555313] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  255.574530] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  255.582265] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.589535] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  255.597760] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  255.605039] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  255.612320] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  255.619618]  ? save_stack+0xa9/0xd0
[  255.623258]  __kmalloc_node_track_caller+0x33/0x70
[  255.628194]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  255.632961]  pskb_expand_head+0x230/0x10f0
[  255.637203]  ? memcpy+0x45/0x50
[  255.640484]  ? __copy_skb_header+0x350/0x6b0
[  255.644905]  ? skb_release_data+0x880/0x880
[  255.649225]  ? __alloc_skb+0x770/0x770
[  255.653121]  ? __lock_is_held+0xb5/0x140
[  255.657201]  ? kasan_check_write+0x14/0x20
[  255.661447]  ? __skb_clone+0x6c7/0xa00
[  255.665334]  ? __copy_skb_header+0x6b0/0x6b0
[  255.669743]  ? kmem_cache_alloc+0x33a/0x730
[  255.674077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.679622]  skb_ensure_writable+0x3dd/0x640
[  255.684052]  ? skb_checksum_setup+0xaa0/0xaa0
[  255.688575]  ? check_preemption_disabled+0x48/0x280
[  255.693596]  ? __this_cpu_preempt_check+0x1c/0x20
[  255.698442]  ? __bpf_redirect+0x54b/0xb20
[  255.702613]  bpf_clone_redirect+0x14a/0x490
[  255.706948]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  255.711970]  ? __sched_text_start+0x8/0x8
[  255.716123]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.720883]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  255.725466]  ? retint_kernel+0x2d/0x2d
[  255.729358]  ? find_held_lock+0x36/0x1c0
[  255.733430]  ? lock_acquire+0x1ed/0x520
[  255.737405]  ? bpf_test_run+0x3cb/0x780
[  255.741382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.746922]  ? check_preemption_disabled+0x48/0x280
[  255.751958]  ? kasan_check_read+0x11/0x20
[  255.756110]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.761390]  ? rcu_softirq_qs+0x20/0x20
[  255.765363]  ? preempt_schedule+0x4d/0x60
[  255.769509]  ? ___preempt_schedule+0x16/0x18
[  255.773935]  ? bpf_test_run+0x25d/0x780
[  255.777922]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.782339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.787876]  ? bpf_test_init.isra.10+0x70/0x100
[  255.792552]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  255.797317]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  255.802160]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.807699]  ? fput+0x130/0x1a0
[  255.810994]  ? __bpf_prog_get+0x9b/0x290
[  255.815072]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  255.819922]  ? bpf_prog_test_run+0x130/0x1a0
[  255.824334]  ? __x64_sys_bpf+0x3d8/0x520
[  255.828396]  ? bpf_prog_get+0x20/0x20
[  255.832219]  ? do_syscall_64+0x1b9/0x820
[  255.836283]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.841660]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.846604]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.851633]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.856674]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  255.863346]  ? __switch_to_asm+0x40/0x70
[  255.867406]  ? __switch_to_asm+0x34/0x70
[  255.871476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.876329]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.881708] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  255.881822] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.888381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.888387] Call Trace:
[  255.888395]  <IRQ>
[  255.888413]  dump_stack+0x244/0x39d
[  255.888433]  ? dump_stack_print_info.cold.1+0x20/0x20
[  255.895002] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.904262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.906824] syz-executor5 cpuset=
[  255.908976]  warn_alloc.cold.117+0xb7/0x1bd
[  255.912578] syz5
[  255.917767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.928235]  mems_allowed=0
[  255.933770]  ? lock_downgrade+0x900/0x900
[  255.955359]  ? trace_hardirqs_off+0xb8/0x310
[  255.959777]  ? trace_hardirqs_off+0xb8/0x310
[  255.964216]  __alloc_pages_slowpath+0x2660/0x2d70
[  255.969087]  ? warn_alloc+0x120/0x120
[  255.972897]  ? warn_alloc+0x120/0x120
[  255.976703]  ? print_usage_bug+0xc0/0xc0
[  255.980790]  ? warn_alloc+0x120/0x120
[  255.984594]  ? print_usage_bug+0xc0/0xc0
[  255.988661]  ? __lock_acquire+0x62f/0x4c20
[  255.992895]  ? __lock_acquire+0x62f/0x4c20
[  255.997131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.002693]  ? should_fail+0x22d/0xd01
[  256.006606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.011722]  ? __lock_acquire+0x62f/0x4c20
[  256.015962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.021084]  ? __lock_acquire+0x62f/0x4c20
[  256.025319]  ? should_fail+0x22d/0xd01
[  256.029218]  ? mark_held_locks+0x130/0x130
[  256.033473]  ? mark_held_locks+0x130/0x130
[  256.037704]  ? zap_class+0x640/0x640
[  256.041428]  ? zap_class+0x640/0x640
[  256.045143]  ? print_usage_bug+0xc0/0xc0
[  256.049202]  ? wq_watchdog_touch+0x9c/0xfe
[  256.053439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.058974]  ? check_preemption_disabled+0x48/0x280
[  256.063999]  ? __lock_is_held+0xb5/0x140
[  256.068088]  __alloc_pages_nodemask+0xa80/0xde0
[  256.072789]  ? zap_class+0x640/0x640
[  256.076508]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  256.081555]  ? find_held_lock+0x36/0x1c0
[  256.085662]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.090362]  ? lock_downgrade+0x900/0x900
[  256.094518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.100066]  cache_grow_begin+0xa5/0x8c0
[  256.104146]  ? do_raw_spin_unlock+0xa7/0x330
[  256.108571]  fallback_alloc+0x204/0x2e0
[  256.112558]  ____cache_alloc_node+0x1c7/0x1e0
[  256.117058]  kmem_cache_alloc_node+0xe3/0x730
[  256.121564]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.125811]  __alloc_skb+0x119/0x770
[  256.129538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.134822]  ? netdev_alloc_frag+0x1f0/0x1f0
[  256.139233]  ? lock_downgrade+0x900/0x900
[  256.143388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.148928]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.154384]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.159838]  ? addrconf_rs_timer+0x690/0x690
[  256.164274]  ndisc_alloc_skb+0x144/0x340
[  256.168341]  ndisc_send_rs+0x331/0x6e0
[  256.172239]  addrconf_rs_timer+0x314/0x690
[  256.176479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.180732]  call_timer_fn+0x272/0x920
[  256.184621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.188858]  ? process_timeout+0x40/0x40
[  256.192927]  ? mark_held_locks+0xc7/0x130
[  256.197093]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.201592]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.206088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.210320]  ? lockdep_hardirqs_on+0x296/0x5b0
[  256.214905]  ? trace_hardirqs_on+0xbd/0x310
[  256.219241]  ? kasan_check_read+0x11/0x20
[  256.223396]  ? __run_timers+0x7da/0xc70
[  256.227376]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.232495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.236731]  __run_timers+0x7e5/0xc70
[  256.240566]  ? timer_fixup_init+0x70/0x70
[  256.244744]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.249773]  ? zap_class+0x640/0x640
[  256.253496]  ? print_usage_bug+0xc0/0xc0
[  256.257568]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.262762]  ? find_held_lock+0x36/0x1c0
[  256.266840]  ? zap_class+0x640/0x640
[  256.270575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.276116]  ? check_preemption_disabled+0x48/0x280
[  256.281152]  ? __lock_is_held+0xb5/0x140
[  256.285221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.290758]  ? check_preemption_disabled+0x48/0x280
[  256.295778]  run_timer_softirq+0x52/0xb0
[  256.299843]  ? rcu_read_lock_sched_held+0x14f/0x180
[  256.304867]  __do_softirq+0x308/0xb7e
[  256.308676]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  256.313174]  ? lock_downgrade+0x900/0x900
[  256.317327]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  256.322439]  ? pvclock_read_flags+0x160/0x160
[  256.326944]  ? lapic_next_event+0x5a/0x90
[  256.331098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.336658]  ? kvm_clock_read+0x18/0x30
[  256.340635]  ? kvm_sched_clock_read+0x9/0x20
[  256.345062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.350618]  ? check_preemption_disabled+0x48/0x280
[  256.355661]  irq_exit+0x17f/0x1c0
[  256.359122]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.363962]  ? smp_reschedule_interrupt+0x109/0x650
[  256.368979]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.374867]  ? interrupt_entry+0xb5/0xc0
[  256.378932]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.383944]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.388973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.393819]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.398836]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.403857]  ? task_prio+0x50/0x50
[  256.407401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.412939]  ? check_preemption_disabled+0x48/0x280
[  256.417959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.422816]  apic_timer_interrupt+0xf/0x20
[  256.427065]  </IRQ>
[  256.429308] RIP: 0010:console_unlock+0xffa/0x1160
[  256.434154] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  256.453070] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  256.460807] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  256.468089] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  256.475354] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  256.482626] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  256.489896] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  256.497177]  ? netconsole_netdev_event+0x280/0x280
[  256.502119]  ? console_unlock+0xff1/0x1160
[  256.506378]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  256.511058]  ? lock_release+0xa00/0xa00
[  256.515046]  ? interrupt_entry+0xc0/0xc0
[  256.519140]  vprintk_emit+0x33d/0x930
[  256.522948]  ? wake_up_klogd+0x180/0x180
[  256.527025]  ? attach_entity_load_avg+0x810/0x860
[  256.531870]  ? __lock_acquire+0x600/0x4c20
[  256.536114]  ? mark_held_locks+0x130/0x130
[  256.540352]  ? print_usage_bug+0xc0/0xc0
[  256.544427]  ? find_held_lock+0x36/0x1c0
[  256.548499]  ? mark_held_locks+0xc7/0x130
[  256.552657]  vprintk_default+0x28/0x30
[  256.556564]  vprintk_func+0x7e/0x181
[  256.560293]  printk+0xa7/0xcf
[  256.563405]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  256.568193]  show_free_areas.cold.118+0x1f34/0x215d
[  256.573237]  ? si_meminfo_node+0x260/0x260
[  256.577486]  ? __lock_acquire+0x62f/0x4c20
[  256.581727]  ? __lock_acquire+0x62f/0x4c20
[  256.585965]  ? __lock_is_held+0xb5/0x140
[  256.590059]  ? mark_held_locks+0x130/0x130
[  256.594303]  ? zap_class+0x640/0x640
[  256.598036]  ? put_dec+0x3b/0xf0
[  256.601413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.606976]  ? find_held_lock+0x36/0x1c0
[  256.611058]  ? serial8250_console_write+0x8b3/0xb10
[  256.616080]  ? lock_downgrade+0x900/0x900
[  256.620232]  ? zap_class+0x640/0x640
[  256.623949]  ? zap_class+0x640/0x640
[  256.627672]  ? print_usage_bug+0xc0/0xc0
[  256.631738]  ? do_raw_spin_unlock+0xa7/0x330
[  256.636150]  ? trace_hardirqs_on+0x310/0x310
[  256.640569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.646124]  ? find_held_lock+0x36/0x1c0
[  256.650199]  ? mark_held_locks+0xc7/0x130
[  256.654358]  ? console_unlock+0xfcd/0x1160
[  256.658596]  ? netconsole_netdev_event+0x280/0x280
[  256.663536]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  256.668135]  ? trace_hardirqs_on+0xbd/0x310
[  256.672453]  ? vprintk_emit+0x33d/0x930
[  256.676428]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.681547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.687094]  ? netconsole_netdev_event+0x280/0x280
[  256.692039]  ? console_unlock+0x8d8/0x1160
[  256.696294]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  256.700965]  ? vprintk_emit+0x7f7/0x930
[  256.704944]  ? lock_release+0xa00/0xa00
[  256.708924]  ? preempt_count_add+0xbc/0x1b0
[  256.713249]  ? wake_up_klogd+0x11a/0x180
[  256.717314]  ? console_device+0xc0/0xc0
[  256.721292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.726840]  ? vprintk_emit+0x268/0x930
[  256.730825]  ? wake_up_klogd+0x180/0x180
[  256.734889]  ? trace_hardirqs_on_caller+0xc0/0x310
[  256.739842]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.744598]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.750052]  ? retint_kernel+0x1b/0x2d
[  256.753948]  ? trace_hardirqs_on+0x310/0x310
[  256.758370]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.763169]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  256.767933]  ? show_mem+0x1e/0x17b
[  256.771480]  show_mem+0x34/0x17b
[  256.774871]  dump_header+0x2f1/0xf72
[  256.778595]  ? mark_held_locks+0x130/0x130
[  256.782853]  ? pagefault_out_of_memory+0x197/0x197
[  256.787796]  ? __lock_acquire+0x62f/0x4c20
[  256.792061]  ? zap_class+0x640/0x640
[  256.795786]  ? percpu_ref_get_many+0x240/0x240
[  256.800373]  ? print_usage_bug+0xc0/0xc0
[  256.804439]  ? print_usage_bug+0xc0/0xc0
[  256.808508]  ? zap_class+0x640/0x640
[  256.812316]  ? print_usage_bug+0xc0/0xc0
[  256.816380]  ? print_usage_bug+0xc0/0xc0
[  256.820454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.825998]  ? find_held_lock+0x36/0x1c0
[  256.830080]  ? mark_held_locks+0xc7/0x130
[  256.834235]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.839342]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.844446]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  256.849042]  ? trace_hardirqs_on+0xbd/0x310
[  256.853374]  ? kasan_check_read+0x11/0x20
[  256.857523]  ? ___ratelimit+0x3b4/0x672
[  256.861506]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.866616]  ? trace_hardirqs_on+0x310/0x310
[  256.871040]  ? lock_downgrade+0x900/0x900
[  256.875204]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.880309]  ? ___ratelimit+0x3b9/0x672
[  256.884288]  ? idr_get_free+0xec0/0xec0
[  256.888263]  ? kasan_check_read+0x11/0x20
[  256.892416]  ? do_raw_spin_unlock+0xa7/0x330
[  256.896839]  oom_kill_process.cold.27+0x10/0x903
[  256.901604]  ? zap_class+0x640/0x640
[  256.905325]  ? _raw_spin_unlock+0x2c/0x50
[  256.909480]  ? oom_badness+0xe6/0xaa0
[  256.913286]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.918216]  ? kasan_check_read+0x11/0x20
[  256.922367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.927650]  ? oom_evaluate_task+0x540/0x540
[  256.932067]  ? find_held_lock+0x36/0x1c0
[  256.936141]  ? out_of_memory+0x974/0x1430
[  256.940295]  ? lock_downgrade+0x900/0x900
[  256.944445]  ? check_preemption_disabled+0x48/0x280
[  256.949478]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.954409]  ? kasan_check_read+0x11/0x20
[  256.958567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.963859]  ? rcu_softirq_qs+0x20/0x20
[  256.967841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.973392]  ? oom_evaluate_task+0x302/0x540
[  256.977804]  out_of_memory+0xa84/0x1430
[  256.981812]  ? oom_killer_disable+0x3a0/0x3a0
[  256.986322]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  256.991259]  ? __mutex_add_waiter+0x2a0/0x2a0
[  256.995769]  __alloc_pages_slowpath+0x22d4/0x2d70
[  257.000648]  ? warn_alloc+0x120/0x120
[  257.004465]  ? rcu_softirq_qs+0x20/0x20
[  257.008506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.014072]  ? should_fail+0x22d/0xd01
[  257.017977]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.023083]  ? zap_class+0x640/0x640
[  257.026825]  ? __lock_is_held+0xb5/0x140
[  257.030897]  ? mark_held_locks+0x130/0x130
[  257.035141]  ? lock_release+0xa00/0xa00
[  257.039123]  ? perf_trace_sched_process_exec+0x860/0x860
[  257.044590]  ? __might_sleep+0x95/0x190
[  257.048574]  __alloc_pages_nodemask+0xa80/0xde0
[  257.053258]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  257.058279]  ? __page_cache_alloc+0x191/0x5c0
[  257.062778]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  257.067709]  ? kasan_check_read+0x11/0x20
[  257.071860]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.077147]  ? zap_class+0x640/0x640
[  257.080870]  ? zap_class+0x640/0x640
[  257.084590]  ? zap_class+0x640/0x640
[  257.088310]  ? __do_page_cache_readahead+0x7ce/0x980
[  257.093423]  ? find_held_lock+0x36/0x1c0
[  257.097495]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  257.103051]  alloc_pages_current+0x173/0x350
[  257.107474]  __page_cache_alloc+0x38c/0x5c0
[  257.111801]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  257.116733]  ? kasan_check_read+0x11/0x20
[  257.120883]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.126170]  ? generic_perform_write+0x6a0/0x6a0
[  257.130934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.136476]  ? check_preemption_disabled+0x48/0x280
[  257.141504]  filemap_fault+0x1594/0x25f0
[  257.145583]  ? __lock_page_or_retry+0xa00/0xa00
[  257.150257]  ? mark_held_locks+0x130/0x130
[  257.154498]  ? rcu_softirq_qs+0x20/0x20
[  257.158493]  ? filemap_map_pages+0xe04/0x1990
[  257.163011]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  257.167969]  ? futex_wait_setup+0x15c/0x3e0
[  257.172299]  ? zap_class+0x640/0x640
[  257.176033]  ? lock_acquire+0x1ed/0x520
[  257.180021]  ? alloc_set_pte+0x1447/0x1f40
[  257.184280]  ? lock_acquire+0x1ed/0x520
[  257.188256]  ? ext4_filemap_fault+0x7a/0xad
[  257.192590]  ? lock_release+0xa00/0xa00
[  257.196571]  ? perf_trace_sched_process_exec+0x860/0x860
[  257.202034]  ? print_usage_bug+0xc0/0xc0
[  257.206107]  ? print_usage_bug+0xc0/0xc0
[  257.210198]  ? down_read+0x8d/0x120
[  257.213829]  ? ext4_filemap_fault+0x7a/0xad
[  257.218155]  ? __down_interruptible+0x700/0x700
[  257.222846]  ext4_filemap_fault+0x82/0xad
[  257.227000]  __do_fault+0x100/0x6b0
[  257.230638]  ? unlock_page+0x2c2/0x4c0
[  257.234530]  ? pmd_devmap_trans_unstable+0x220/0x220
[  257.239647]  ? mark_held_locks+0x130/0x130
[  257.243886]  ? mark_held_locks+0x130/0x130
[  257.248121]  ? do_raw_spin_trylock+0x270/0x270
[  257.252717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.258261]  __handle_mm_fault+0x307c/0x5920
[  257.262681]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  257.267532]  ? kasan_check_read+0x11/0x20
[  257.271695]  ? _copy_to_user+0xc8/0x110
[  257.275674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.281223]  ? zap_class+0x640/0x640
[  257.284939]  ? zap_class+0x640/0x640
[  257.288663]  ? find_held_lock+0x36/0x1c0
[  257.292738]  ? handle_mm_fault+0x42a/0xc70
[  257.296978]  ? lock_downgrade+0x900/0x900
[  257.301130]  ? check_preemption_disabled+0x48/0x280
[  257.306161]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  257.311099]  ? kasan_check_read+0x11/0x20
[  257.315255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.320538]  ? rcu_softirq_qs+0x20/0x20
[  257.324547]  ? trace_hardirqs_off_caller+0x310/0x310
[  257.329661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.335206]  ? check_preemption_disabled+0x48/0x280
[  257.340232]  handle_mm_fault+0x54f/0xc70
[  257.344299]  ? __handle_mm_fault+0x5920/0x5920
[  257.348892]  ? find_vma+0x34/0x190
[  257.352443]  __do_page_fault+0x5e8/0xe60
[  257.356508]  ? trace_hardirqs_off+0xb8/0x310
[  257.360924]  ? __ia32_sys_read+0xb0/0xb0
[  257.364997]  do_page_fault+0xf2/0x7e0
[  257.368811]  ? vmalloc_sync_all+0x30/0x30
[  257.372964]  ? error_entry+0x70/0xd0
[  257.376680]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.381697]  ? trace_hardirqs_on_caller+0xc0/0x310
[  257.386635]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.391573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.396424]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.401448]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.406903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.412444]  ? prepare_exit_to_usermode+0x291/0x3b0
[  257.417465]  ? page_fault+0x8/0x30
[  257.421027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.425883]  ? page_fault+0x8/0x30
[  257.429430]  page_fault+0x1e/0x30
[  257.432890] RIP: 0033:0x4727a0
[  257.436113] Code: Bad RIP value.
[  257.439475] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  257.444843] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  257.452114] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  257.459610] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  257.466883] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  257.474157] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  257.481461] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  257.481467] warn_alloc_show_mem: 1 callbacks suppressed
[  257.481475] Mem-Info:
[  257.488405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.493777] active_anon:48509 inactive_anon:132 isolated_anon:0
[  257.493777]  active_file:12 inactive_file:13 isolated_file:0
[  257.493777]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.493777]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  257.493777]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  257.493777]  free:13771 free_pcp:124 free_cma:0
[  257.496168] Call Trace:
[  257.505567] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  257.538407]  <IRQ>
[  257.540987] Node 0 
[  257.568564]  dump_stack+0x244/0x39d
[  257.570743] 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
[  257.572987]  ? dump_stack_print_info.cold.1+0x20/0x20
[  257.576780] lowmem_reserve[]:
[  257.602389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.607561]  0
[  257.610675]  warn_alloc.cold.117+0xb7/0x1bd
[  257.616185]  2818
[  257.617986]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.622288]  6321
[  257.624358]  ? lock_downgrade+0x900/0x900
[  257.629177]  6321
[  257.631244]  ? trace_hardirqs_off+0xb8/0x310
[  257.637439]  ? trace_hardirqs_off+0xb8/0x310
[  257.641850] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  257.646285]  __alloc_pages_slowpath+0x2660/0x2d70
[  257.646329]  ? warn_alloc+0x120/0x120
[  257.673873] lowmem_reserve[]:
[  257.678718]  ? warn_alloc+0x120/0x120
[  257.682497]  0
[  257.685617]  ? print_usage_bug+0xc0/0xc0
[  257.689401]  0
[  257.691206]  ? warn_alloc+0x120/0x120
[  257.695249]  3503
[  257.697068]  ? print_usage_bug+0xc0/0xc0
[  257.700863]  3503
[  257.702931]  ? __lock_acquire+0x62f/0x4c20
[  257.709041]  ? __lock_acquire+0x62f/0x4c20
[  257.713256] Node 0 Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  257.717520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.717538]  ? should_fail+0x22d/0xd01
[  257.746243] lowmem_reserve[]: 0
[  257.751819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.755689]  0
[  257.758969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.764228]  0
[  257.766036]  ? __lock_acquire+0x62f/0x4c20
[  257.771121]  0
[  257.772922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.777141] Node 0 
[  257.778946]  ? __lock_acquire+0x62f/0x4c20
[  257.784034] DMA: 
[  257.786284]  ? should_fail+0x22d/0xd01
[  257.790588] 1*4kB 
[  257.792651]  ? rcu_irq_exit+0x1a2/0x390
[  257.796515] (U) 
[  257.798671]  ? mark_held_locks+0x130/0x130
[  257.802617] 0*8kB 0*16kB 
[  257.804608]  ? mark_held_locks+0x130/0x130
[  257.808818] 1*32kB 
[  257.811597]  ? mark_held_locks+0xc7/0x130
[  257.815809] (U) 
[  257.818060]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  257.822192] 2*64kB 
[  257.824166]  ? zap_class+0x640/0x640
[  257.829162] (U) 
[  257.831398]  ? print_usage_bug+0xc0/0xc0
[  257.835093] 1*128kB 
[  257.837074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.841113] (U) 
[  257.843452]  ? check_preemption_disabled+0x48/0x280
[  257.848969] 1*256kB 
[  257.850950]  ? __lock_is_held+0xb5/0x140
[  257.856052] (U) 0*512kB 
[  257.858392]  __alloc_pages_nodemask+0xa80/0xde0
[  257.862432] 1*1024kB 
[  257.865100]  ? zap_class+0x640/0x640
[  257.869761] (U) 
[  257.872185]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  257.875881] 1*2048kB 
[  257.877884]  ? find_held_lock+0x36/0x1c0
[  257.882888] (M) 
[  257.885309]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.889350] 3*4096kB 
[  257.891323]  ? lock_downgrade+0x900/0x900
[  257.895974] (M) 
[  257.898386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.902512] = 15908kB
[  257.904487]  cache_grow_begin+0xa5/0x8c0
[  257.910003] Node 0 
[  257.912440]  ? do_raw_spin_unlock+0xa7/0x330
[  257.916482] DMA32: 
[  257.918735]  fallback_alloc+0x204/0x2e0
[  257.923125] 4*4kB 
[  257.925376]  ____cache_alloc_node+0x1c7/0x1e0
[  257.929325] (M) 
[  257.931474]  kmem_cache_alloc_node+0xe3/0x730
[  257.935949] 0*8kB 2*16kB 
[  257.937964]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.942431] (M) 2*32kB 
[  257.945216]  __alloc_skb+0x119/0x770
[  257.949428] (UM) 
[  257.952023]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.955728] 4*64kB 
[  257.957812]  ? netdev_alloc_frag+0x1f0/0x1f0
[  257.963067] (UM) 
[  257.965303]  ? lock_downgrade+0x900/0x900
[  257.969703] 4*128kB 
[  257.971769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.975898] (M) 
[  257.978224]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.983747] 3*256kB (M) 
[  257.985732]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.991156] 4*512kB (UM) 
[  257.993850]  ? addrconf_rs_timer+0x690/0x690
[  257.999314] 3*1024kB 
[  258.002100]  ndisc_alloc_skb+0x144/0x340
[  258.006492] (UM) 
[  258.008899]  ndisc_send_rs+0x331/0x6e0
[  258.012942] 3*2048kB 
[  258.015007]  addrconf_rs_timer+0x314/0x690
[  258.018888] (UM) 
[  258.021299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.025519] 3*4096kB 
[  258.027600]  call_timer_fn+0x272/0x920
[  258.031805] (M) 
[  258.034215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.038116] = 25200kB
[  258.040095]  ? process_timeout+0x40/0x40
[  258.044311] Node 0 
[  258.046732]  ? __run_timers+0x7da/0xc70
[  258.050759] Normal: 786*4kB 
[  258.053033]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.056981] (MEH) 
[  258.059998]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.064480] 440*8kB 
[  258.066632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.071108] (UMEH) 
[  258.073430]  ? lockdep_hardirqs_on+0x296/0x5b0
[  258.077644] 141*16kB 
[  258.079881]  ? trace_hardirqs_on+0xbd/0x310
[  258.084441] (MEH) 
[  258.086852]  ? kasan_check_read+0x11/0x20
[  258.091165] 54*32kB 
[  258.093315]  ? __run_timers+0x7da/0xc70
[  258.097442] (MEH) 
[  258.099768]  ? trace_hardirqs_off_caller+0x310/0x310
[  258.103720] 14*64kB (UME) 
[  258.105881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.110960] 1*128kB (H) 
[  258.113814]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.118036] 1*256kB 
[  258.120712]  __run_timers+0x7e5/0xc70
[  258.124926] (H) 
[  258.127268]  ? timer_fixup_init+0x70/0x70
[  258.131048] 2*512kB (H) 
[  258.133048]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.137171] 1*1024kB 
[  258.139840]  ? zap_class+0x640/0x640
[  258.144835] (U) 
[  258.147268]  ? enqueue_hrtimer+0x1a5/0x560
[  258.150977] 0*2048kB 
[  258.152952]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.157180] 0*4096kB 
[  258.159608]  ? find_held_lock+0x36/0x1c0
[  258.164798] = 13976kB
[  258.167209]  ? zap_class+0x640/0x640
[  258.171255] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  258.173672]  ? pvclock_read_flags+0x160/0x160
[  258.177368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  258.186197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.190674] 163 total pagecache pages
[  258.199253]  ? check_preemption_disabled+0x48/0x280
[  258.204789] 0 pages in swap cache
[  258.208625]  ? __lock_is_held+0xb5/0x140
[  258.213619] Swap cache stats: add 0, delete 0, find 0/0
[  258.217073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.221114] Free swap  = 0kB
[  258.226475]  ? check_preemption_disabled+0x48/0x280
[  258.231993] Total swap = 0kB
[  258.235025]  run_timer_softirq+0x52/0xb0
[  258.240032] 1965979 pages RAM
[  258.243062]  ? rcu_read_lock_sched_held+0x14f/0x180
[  258.247102] 0 pages HighMem/MovableOnly
[  258.250209]  __do_softirq+0x308/0xb7e
[  258.255217] 342867 pages reserved
[  258.259190]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  258.262969] 0 pages cma reserved
[  258.266421]  ? lock_downgrade+0x900/0x900
[  258.270973] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.274285]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  258.278519] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.284921]  ? pvclock_read_flags+0x160/0x160
[  258.290004] syz-fuzzer cpuset=
[  258.300269]  ? lapic_next_event+0x5a/0x90
[  258.304753] /
[  258.307951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.312079]  mems_allowed=0
[  258.313792]  ? kvm_clock_read+0x18/0x30
[  258.326203]  ? kvm_sched_clock_read+0x9/0x20
[  258.330619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.336174]  ? check_preemption_disabled+0x48/0x280
[  258.341207]  irq_exit+0x17f/0x1c0
[  258.344668]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.349516]  ? smp_reschedule_interrupt+0x109/0x650
[  258.354539]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.360429]  ? interrupt_entry+0xb5/0xc0
[  258.364498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.369517]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.374541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.379392]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.384411]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.389434]  ? task_prio+0x50/0x50
[  258.392981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.398533]  ? check_preemption_disabled+0x48/0x280
[  258.403581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.408445]  apic_timer_interrupt+0xf/0x20
[  258.412679]  </IRQ>
[  258.414927] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  258.420820] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  258.439724] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  258.447439] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  258.454711] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  258.461986] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  258.469267] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  258.476537] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  258.483846]  ? save_stack+0xa9/0xd0
[  258.487489]  __kmalloc_node_track_caller+0x33/0x70
[  258.492432]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  258.497201]  pskb_expand_head+0x230/0x10f0
[  258.501445]  ? memcpy+0x45/0x50
[  258.504734]  ? __copy_skb_header+0x350/0x6b0
[  258.509151]  ? skb_release_data+0x880/0x880
[  258.513474]  ? __alloc_skb+0x770/0x770
[  258.517375]  ? __lock_is_held+0xb5/0x140
[  258.522141]  ? kasan_check_write+0x14/0x20
[  258.526380]  ? __skb_clone+0x6c7/0xa00
[  258.530273]  ? __copy_skb_header+0x6b0/0x6b0
[  258.534683]  ? kmem_cache_alloc+0x33a/0x730
[  258.539033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.544599]  skb_ensure_writable+0x3dd/0x640
[  258.549028]  ? skb_checksum_setup+0xaa0/0xaa0
[  258.553533]  ? check_preemption_disabled+0x48/0x280
[  258.558565]  ? __this_cpu_preempt_check+0x1c/0x20
[  258.563418]  ? __bpf_redirect+0x54b/0xb20
[  258.567582]  bpf_clone_redirect+0x14a/0x490
[  258.571922]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  258.576947]  ? __sched_text_start+0x8/0x8
[  258.581130]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.585901]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  258.590487]  ? retint_kernel+0x2d/0x2d
[  258.594383]  ? find_held_lock+0x36/0x1c0
[  258.598461]  ? lock_acquire+0x1ed/0x520
[  258.602445]  ? bpf_test_run+0x3cb/0x780
[  258.606423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.611994]  ? check_preemption_disabled+0x48/0x280
[  258.617039]  ? kasan_check_read+0x11/0x20
[  258.621209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.626491]  ? rcu_softirq_qs+0x20/0x20
[  258.630471]  ? preempt_schedule+0x4d/0x60
[  258.634625]  ? ___preempt_schedule+0x16/0x18
[  258.639064]  ? bpf_test_run+0x25d/0x780
[  258.643078]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.647493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.653041]  ? bpf_test_init.isra.10+0x70/0x100
[  258.657727]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  258.662497]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  258.667345]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.672888]  ? fput+0x130/0x1a0
[  258.676177]  ? __bpf_prog_get+0x9b/0x290
[  258.680246]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  258.685107]  ? bpf_prog_test_run+0x130/0x1a0
[  258.689524]  ? __x64_sys_bpf+0x3d8/0x520
[  258.693589]  ? bpf_prog_get+0x20/0x20
[  258.697414]  ? do_syscall_64+0x1b9/0x820
[  258.701481]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.706855]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.711794]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.716824]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.721847]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  258.728516]  ? __switch_to_asm+0x40/0x70
[  258.732579]  ? __switch_to_asm+0x34/0x70
[  258.736650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.741526]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.746925] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  258.747025] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.753604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.753614] Call Trace:
[  258.760208] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.769447]  <IRQ>
[  258.772036] syz-executor5 cpuset=
[  258.782527]  dump_stack+0x244/0x39d
[  258.784661] syz5
[  258.788123]  ? dump_stack_print_info.cold.1+0x20/0x20
[  258.791761]  mems_allowed=0
[  258.793741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.807386]  warn_alloc.cold.117+0xb7/0x1bd
[  258.811739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.816590]  ? lock_downgrade+0x900/0x900
[  258.820782]  ? trace_hardirqs_off+0xb8/0x310
[  258.825206]  ? trace_hardirqs_off+0xb8/0x310
[  258.829634]  __alloc_pages_slowpath+0x2660/0x2d70
[  258.834511]  ? warn_alloc+0x120/0x120
[  258.838331]  ? warn_alloc+0x120/0x120
[  258.842138]  ? print_usage_bug+0xc0/0xc0
[  258.846210]  ? warn_alloc+0x120/0x120
[  258.850044]  ? print_usage_bug+0xc0/0xc0
[  258.854114]  ? __lock_acquire+0x62f/0x4c20
[  258.858362]  ? __lock_acquire+0x62f/0x4c20
[  258.862606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.868148]  ? should_fail+0x22d/0xd01
[  258.872052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.877348]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.882454]  ? __lock_acquire+0x62f/0x4c20
[  258.886696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.891802]  ? __lock_acquire+0x62f/0x4c20
[  258.896045]  ? should_fail+0x22d/0xd01
[  258.899942]  ? rcu_irq_exit+0x1a2/0x390
[  258.903929]  ? mark_held_locks+0x130/0x130
[  258.908178]  ? mark_held_locks+0x130/0x130
[  258.912421]  ? mark_held_locks+0xc7/0x130
[  258.916594]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  258.921628]  ? zap_class+0x640/0x640
[  258.925348]  ? print_usage_bug+0xc0/0xc0
[  258.929418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.935052]  ? check_preemption_disabled+0x48/0x280
[  258.940089]  ? __lock_is_held+0xb5/0x140
[  258.944162]  __alloc_pages_nodemask+0xa80/0xde0
[  258.948835]  ? zap_class+0x640/0x640
[  258.952562]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  258.957594]  ? find_held_lock+0x36/0x1c0
[  258.961677]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.966353]  ? lock_downgrade+0x900/0x900
[  258.970514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.976068]  cache_grow_begin+0xa5/0x8c0
[  258.980141]  ? do_raw_spin_unlock+0xa7/0x330
[  258.984571]  fallback_alloc+0x204/0x2e0
[  258.988576]  ____cache_alloc_node+0x1c7/0x1e0
[  258.993084]  kmem_cache_alloc_node+0xe3/0x730
[  258.997585]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.001833]  __alloc_skb+0x119/0x770
[  259.005561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.010857]  ? netdev_alloc_frag+0x1f0/0x1f0
[  259.015271]  ? lock_downgrade+0x900/0x900
[  259.019430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.024975]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.030434]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.035890]  ? addrconf_rs_timer+0x690/0x690
[  259.040315]  ndisc_alloc_skb+0x144/0x340
[  259.044387]  ndisc_send_rs+0x331/0x6e0
[  259.048284]  addrconf_rs_timer+0x314/0x690
[  259.052533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.056817]  call_timer_fn+0x272/0x920
[  259.060728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.064982]  ? process_timeout+0x40/0x40
[  259.069128]  ? mark_held_locks+0xc7/0x130
[  259.073286]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.077790]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.082288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.086527]  ? lockdep_hardirqs_on+0x296/0x5b0
[  259.091126]  ? trace_hardirqs_on+0xbd/0x310
[  259.095451]  ? kasan_check_read+0x11/0x20
[  259.099599]  ? __run_timers+0x7da/0xc70
[  259.103577]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.108691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.112933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.117173]  __run_timers+0x7e5/0xc70
[  259.120988]  ? timer_fixup_init+0x70/0x70
[  259.125160]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.130202]  ? zap_class+0x640/0x640
[  259.133925]  ? print_usage_bug+0xc0/0xc0
[  259.137991]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  259.143208]  ? find_held_lock+0x36/0x1c0
[  259.147280]  ? zap_class+0x640/0x640
[  259.151006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.156566]  ? check_preemption_disabled+0x48/0x280
[  259.161596]  ? __lock_is_held+0xb5/0x140
[  259.165679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.171231]  ? check_preemption_disabled+0x48/0x280
[  259.176261]  run_timer_softirq+0x52/0xb0
[  259.180328]  ? rcu_read_lock_sched_held+0x14f/0x180
[  259.185351]  __do_softirq+0x308/0xb7e
[  259.189164]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  259.193663]  ? lock_downgrade+0x900/0x900
[  259.197819]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  259.202940]  ? pvclock_read_flags+0x160/0x160
[  259.207444]  ? lapic_next_event+0x5a/0x90
[  259.211601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.217155]  ? kvm_clock_read+0x18/0x30
[  259.221157]  ? kvm_sched_clock_read+0x9/0x20
[  259.225577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.231124]  ? check_preemption_disabled+0x48/0x280
[  259.236154]  irq_exit+0x17f/0x1c0
[  259.239616]  smp_apic_timer_interrupt+0x1cb/0x760
[  259.244461]  ? smp_reschedule_interrupt+0x109/0x650
[  259.249483]  ? smp_call_function_single_interrupt+0x650/0x650
[  259.255379]  ? interrupt_entry+0xb5/0xc0
[  259.259447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  259.264465]  ? trace_hardirqs_off_caller+0xbb/0x310
[  259.269486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.274334]  ? trace_hardirqs_on_caller+0x310/0x310
[  259.279352]  ? trace_hardirqs_on_caller+0x310/0x310
[  259.284373]  ? task_prio+0x50/0x50
[  259.287921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.293462]  ? check_preemption_disabled+0x48/0x280
[  259.298495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.303390]  apic_timer_interrupt+0xf/0x20
[  259.307622]  </IRQ>
[  259.309867] RIP: 0010:console_unlock+0xffa/0x1160
[  259.314717] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  259.333623] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  259.341340] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  259.348619] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  259.355903] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  259.363177] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  259.370450] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  259.377913]  ? netconsole_netdev_event+0x280/0x280
[  259.382858]  ? console_unlock+0xff1/0x1160
[  259.387118]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  259.391797]  ? lock_release+0xa00/0xa00
[  259.395781]  ? interrupt_entry+0xc0/0xc0
[  259.399858]  vprintk_emit+0x33d/0x930
[  259.403682]  ? wake_up_klogd+0x180/0x180
[  259.407754]  ? attach_entity_load_avg+0x810/0x860
[  259.412601]  ? __lock_acquire+0x600/0x4c20
[  259.416844]  ? mark_held_locks+0x130/0x130
[  259.421087]  ? print_usage_bug+0xc0/0xc0
[  259.425159]  ? find_held_lock+0x36/0x1c0
[  259.429245]  ? mark_held_locks+0xc7/0x130
[  259.433432]  vprintk_default+0x28/0x30
[  259.437327]  vprintk_func+0x7e/0x181
[  259.441051]  printk+0xa7/0xcf
[  259.444167]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  259.448956]  show_free_areas.cold.118+0x1f34/0x215d
[  259.454176]  ? si_meminfo_node+0x260/0x260
[  259.458424]  ? __lock_acquire+0x62f/0x4c20
[  259.462665]  ? __lock_acquire+0x62f/0x4c20
[  259.466904]  ? __lock_is_held+0xb5/0x140
[  259.470998]  ? mark_held_locks+0x130/0x130
[  259.475253]  ? zap_class+0x640/0x640
[  259.478978]  ? put_dec+0x3b/0xf0
[  259.482357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.487920]  ? find_held_lock+0x36/0x1c0
[  259.492001]  ? serial8250_console_write+0x8b3/0xb10
[  259.497039]  ? lock_downgrade+0x900/0x900
[  259.501195]  ? zap_class+0x640/0x640
[  259.504925]  ? zap_class+0x640/0x640
[  259.508661]  ? print_usage_bug+0xc0/0xc0
[  259.512724]  ? do_raw_spin_unlock+0xa7/0x330
[  259.517143]  ? trace_hardirqs_on+0x310/0x310
[  259.521593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.527144]  ? find_held_lock+0x36/0x1c0
[  259.531260]  ? mark_held_locks+0xc7/0x130
[  259.535415]  ? console_unlock+0xfcd/0x1160
[  259.539653]  ? netconsole_netdev_event+0x280/0x280
[  259.544587]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  259.549221]  ? trace_hardirqs_on+0xbd/0x310
[  259.553551]  ? vprintk_emit+0x33d/0x930
[  259.557553]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.563190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.568743]  ? netconsole_netdev_event+0x280/0x280
[  259.573683]  ? console_unlock+0x8d8/0x1160
[  259.577949]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  259.582625]  ? vprintk_emit+0x7f7/0x930
[  259.586607]  ? lock_release+0xa00/0xa00
[  259.590589]  ? preempt_count_add+0xbc/0x1b0
[  259.594912]  ? wake_up_klogd+0x11a/0x180
[  259.598977]  ? console_device+0xc0/0xc0
[  259.602978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.608526]  ? vprintk_emit+0x268/0x930
[  259.612517]  ? wake_up_klogd+0x180/0x180
[  259.616590]  ? trace_hardirqs_on_caller+0xc0/0x310
[  259.621530]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.626307]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.631766]  ? retint_kernel+0x1b/0x2d
[  259.635660]  ? trace_hardirqs_on+0x310/0x310
[  259.640080]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.644877]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  259.649643]  ? show_mem+0x1e/0x17b
[  259.653205]  show_mem+0x34/0x17b
[  259.656587]  dump_header+0x2f1/0xf72
[  259.660317]  ? mark_held_locks+0x130/0x130
[  259.664563]  ? pagefault_out_of_memory+0x197/0x197
[  259.669506]  ? __lock_acquire+0x62f/0x4c20
[  259.673740]  ? zap_class+0x640/0x640
[  259.677469]  ? percpu_ref_get_many+0x240/0x240
[  259.682058]  ? print_usage_bug+0xc0/0xc0
[  259.686127]  ? print_usage_bug+0xc0/0xc0
[  259.690198]  ? zap_class+0x640/0x640
[  259.693918]  ? print_usage_bug+0xc0/0xc0
[  259.697983]  ? print_usage_bug+0xc0/0xc0
[  259.702071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.707621]  ? find_held_lock+0x36/0x1c0
[  259.711701]  ? mark_held_locks+0xc7/0x130
[  259.715860]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.720972]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.726085]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  259.730686]  ? trace_hardirqs_on+0xbd/0x310
[  259.735012]  ? kasan_check_read+0x11/0x20
[  259.739180]  ? ___ratelimit+0x3b4/0x672
[  259.743159]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.748268]  ? trace_hardirqs_on+0x310/0x310
[  259.752696]  ? lock_downgrade+0x900/0x900
[  259.756885]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.761994]  ? ___ratelimit+0x3b9/0x672
[  259.765983]  ? idr_get_free+0xec0/0xec0
[  259.769971]  ? kasan_check_read+0x11/0x20
[  259.774122]  ? do_raw_spin_unlock+0xa7/0x330
[  259.778556]  oom_kill_process.cold.27+0x10/0x903
[  259.783321]  ? zap_class+0x640/0x640
[  259.787047]  ? _raw_spin_unlock+0x2c/0x50
[  259.791204]  ? oom_badness+0xe6/0xaa0
[  259.795013]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.799962]  ? kasan_check_read+0x11/0x20
[  259.804115]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.809398]  ? oom_evaluate_task+0x540/0x540
[  259.813813]  ? find_held_lock+0x36/0x1c0
[  259.817897]  ? out_of_memory+0x974/0x1430
[  259.822058]  ? lock_downgrade+0x900/0x900
[  259.826210]  ? check_preemption_disabled+0x48/0x280
[  259.831260]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.836195]  ? kasan_check_read+0x11/0x20
[  259.840348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.845628]  ? rcu_softirq_qs+0x20/0x20
[  259.849630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.855171]  ? oom_evaluate_task+0x302/0x540
[  259.859614]  out_of_memory+0xa84/0x1430
[  259.863600]  ? oom_killer_disable+0x3a0/0x3a0
[  259.868115]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  259.873053]  ? __mutex_add_waiter+0x2a0/0x2a0
[  259.877596]  __alloc_pages_slowpath+0x22d4/0x2d70
[  259.882476]  ? warn_alloc+0x120/0x120
[  259.886292]  ? rcu_softirq_qs+0x20/0x20
[  259.890299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.895854]  ? should_fail+0x22d/0xd01
[  259.899756]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.904862]  ? zap_class+0x640/0x640
[  259.908618]  ? __lock_is_held+0xb5/0x140
[  259.912691]  ? mark_held_locks+0x130/0x130
[  259.916931]  ? lock_release+0xa00/0xa00
[  259.920915]  ? perf_trace_sched_process_exec+0x860/0x860
[  259.926378]  ? __might_sleep+0x95/0x190
[  259.930363]  __alloc_pages_nodemask+0xa80/0xde0
[  259.935050]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  259.940075]  ? __page_cache_alloc+0x191/0x5c0
[  259.944579]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.949522]  ? kasan_check_read+0x11/0x20
[  259.953680]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.958963]  ? zap_class+0x640/0x640
[  259.962698]  ? zap_class+0x640/0x640
[  259.966417]  ? zap_class+0x640/0x640
[  259.970145]  ? __do_page_cache_readahead+0x7ce/0x980
[  259.975261]  ? find_held_lock+0x36/0x1c0
[  259.979334]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.984886]  alloc_pages_current+0x173/0x350
[  259.989309]  __page_cache_alloc+0x38c/0x5c0
[  259.993637]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.998584]  ? kasan_check_read+0x11/0x20
[  260.002769]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.008066]  ? generic_perform_write+0x6a0/0x6a0
[  260.012826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.018368]  ? check_preemption_disabled+0x48/0x280
[  260.023401]  filemap_fault+0x1594/0x25f0
[  260.027480]  ? __lock_page_or_retry+0xa00/0xa00
[  260.032159]  ? mark_held_locks+0x130/0x130
[  260.036400]  ? rcu_softirq_qs+0x20/0x20
[  260.040395]  ? filemap_map_pages+0xe04/0x1990
[  260.044916]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  260.049858]  ? futex_wait_setup+0x15c/0x3e0
[  260.054187]  ? zap_class+0x640/0x640
[  260.057914]  ? lock_acquire+0x1ed/0x520
[  260.061897]  ? alloc_set_pte+0x1447/0x1f40
[  260.066153]  ? lock_acquire+0x1ed/0x520
[  260.070155]  ? ext4_filemap_fault+0x7a/0xad
[  260.074487]  ? lock_release+0xa00/0xa00
[  260.078463]  ? perf_trace_sched_process_exec+0x860/0x860
[  260.083918]  ? print_usage_bug+0xc0/0xc0
[  260.087985]  ? print_usage_bug+0xc0/0xc0
[  260.092070]  ? down_read+0x8d/0x120
[  260.095704]  ? ext4_filemap_fault+0x7a/0xad
[  260.100043]  ? __down_interruptible+0x700/0x700
[  260.104727]  ext4_filemap_fault+0x82/0xad
[  260.108888]  __do_fault+0x100/0x6b0
[  260.112521]  ? unlock_page+0x2c2/0x4c0
[  260.116423]  ? pmd_devmap_trans_unstable+0x220/0x220
[  260.121537]  ? mark_held_locks+0x130/0x130
[  260.125789]  ? mark_held_locks+0x130/0x130
[  260.130037]  ? do_raw_spin_trylock+0x270/0x270
[  260.134641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.140185]  __handle_mm_fault+0x307c/0x5920
[  260.144606]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  260.149489]  ? kasan_check_read+0x11/0x20
[  260.153640]  ? _copy_to_user+0xc8/0x110
[  260.157623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.163179]  ? zap_class+0x640/0x640
[  260.166895]  ? zap_class+0x640/0x640
[  260.170648]  ? find_held_lock+0x36/0x1c0
[  260.174724]  ? handle_mm_fault+0x42a/0xc70
[  260.178964]  ? lock_downgrade+0x900/0x900
[  260.183117]  ? check_preemption_disabled+0x48/0x280
[  260.188153]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  260.193085]  ? kasan_check_read+0x11/0x20
[  260.197243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.202538]  ? rcu_softirq_qs+0x20/0x20
[  260.206568]  ? trace_hardirqs_off_caller+0x310/0x310
[  260.211702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.217251]  ? check_preemption_disabled+0x48/0x280
[  260.222277]  handle_mm_fault+0x54f/0xc70
[  260.226346]  ? __handle_mm_fault+0x5920/0x5920
[  260.230942]  ? find_vma+0x34/0x190
[  260.234494]  __do_page_fault+0x5e8/0xe60
[  260.238565]  ? trace_hardirqs_off+0xb8/0x310
[  260.242978]  ? __ia32_sys_read+0xb0/0xb0
[  260.247060]  do_page_fault+0xf2/0x7e0
[  260.250868]  ? vmalloc_sync_all+0x30/0x30
[  260.255033]  ? error_entry+0x70/0xd0
[  260.258760]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.263782]  ? trace_hardirqs_on_caller+0xc0/0x310
[  260.268723]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.273655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.278509]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.283532]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.289006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.294562]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.299587]  ? page_fault+0x8/0x30
[  260.303147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.308002]  ? page_fault+0x8/0x30
[  260.311564]  page_fault+0x1e/0x30
[  260.315028] RIP: 0033:0x4727a0
[  260.318248] Code: Bad RIP value.
[  260.321620] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  260.326989] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  260.334266] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  260.341540] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  260.348818] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  260.356087] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  260.363388] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  260.363394] warn_alloc_show_mem: 1 callbacks suppressed
[  260.363402] Mem-Info:
[  260.370334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.375710] active_anon:48509 inactive_anon:132 isolated_anon:0
[  260.375710]  active_file:12 inactive_file:13 isolated_file:0
[  260.375710]  unevictable:0 dirty:0 writeback:0 unstable:0
[  260.375710]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  260.375710]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  260.375710]  free:13771 free_pcp:124 free_cma:0
[  260.378092] Call Trace:
[  260.387492] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  260.420337]  <IRQ>
[  260.422912] Node 0 
[  260.450326]  dump_stack+0x244/0x39d
[  260.452478] 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
[  260.454691]  ? dump_stack_print_info.cold.1+0x20/0x20
[  260.458300] lowmem_reserve[]:
[  260.483804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.488973]  0
[  260.492127]  warn_alloc.cold.117+0xb7/0x1bd
[  260.497655]  2818
[  260.499457]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.503758]  6321 6321
[  260.505838]  ? lock_downgrade+0x900/0x900
[  260.513175]  ? trace_hardirqs_off+0xb8/0x310
[  260.517299] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  260.521740]  ? trace_hardirqs_off+0xb8/0x310
[  260.521763]  __alloc_pages_slowpath+0x2660/0x2d70
[  260.549317] lowmem_reserve[]: 0
[  260.553762]  ? warn_alloc+0x120/0x120
[  260.558569]  0 3503
[  260.561866]  ? warn_alloc+0x120/0x120
[  260.565645]  3503
[  260.567882]  ? print_usage_bug+0xc0/0xc0
[  260.573726]  ? warn_alloc+0x120/0x120
[  260.577767] Node 0 
[  260.581567]  ? print_usage_bug+0xc0/0xc0
[  260.581600] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  260.581607] lowmem_reserve[]:
[  260.583847]  ? __lock_acquire+0x62f/0x4c20
[  260.587892]  0 0
[  260.616010]  ? __lock_acquire+0x62f/0x4c20
[  260.619101]  0 0
[  260.623350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.629536]  ? should_fail+0x22d/0xd01
[  260.631499] Node 0 
[  260.637056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.640914] DMA: 
[  260.643167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.648427] 1*4kB 
[  260.650487]  ? __lock_acquire+0x62f/0x4c20
[  260.655571] (U) 
[  260.657721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.661936] 0*8kB 
[  260.663910]  ? __lock_acquire+0x62f/0x4c20
[  260.668996] 0*16kB 
[  260.671153]  ? should_fail+0x22d/0xd01
[  260.675363] 1*32kB (U) 
[  260.677627]  ? rcu_irq_exit+0x1a2/0x390
[  260.681493] 2*64kB 
[  260.684086]  ? mark_held_locks+0x130/0x130
[  260.688052] (U) 
[  260.690294]  ? mark_held_locks+0x130/0x130
[  260.694525] 1*128kB (U) 
[  260.696511]  ? mark_held_locks+0xc7/0x130
[  260.700735] 1*256kB 
[  260.703404]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  260.707534] (U) 
[  260.709858]  ? zap_class+0x640/0x640
[  260.714853] 0*512kB 
[  260.716826]  ? print_usage_bug+0xc0/0xc0
[  260.720519] 1*1024kB 
[  260.722844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.726892] (U) 
[  260.729325]  ? check_preemption_disabled+0x48/0x280
[  260.734834] 1*2048kB (M) 
[  260.736831]  ? __lock_is_held+0xb5/0x140
[  260.741825] 3*4096kB (M) 
[  260.744616]  __alloc_pages_nodemask+0xa80/0xde0
[  260.748653] = 15908kB
[  260.751410]  ? zap_class+0x640/0x640
[  260.756070] Node 0 
[  260.758479]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  260.762171] DMA32: 
[  260.764414]  ? find_held_lock+0x36/0x1c0
[  260.769497] 4*4kB 
[  260.771740]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.775775] (M) 
[  260.777931]  ? lock_downgrade+0x900/0x900
[  260.782602] 0*8kB 
[  260.784577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.788713] 2*16kB 
[  260.790861]  cache_grow_begin+0xa5/0x8c0
[  260.796382] (M) 
[  260.798621]  ? do_raw_spin_unlock+0xa7/0x330
[  260.802661] 2*32kB 
[  260.804638]  fallback_alloc+0x204/0x2e0
[  260.809035] (UM) 
[  260.811280]  ____cache_alloc_node+0x1c7/0x1e0
[  260.815245] 4*64kB 
[  260.817329]  kmem_cache_alloc_node+0xe3/0x730
[  260.821800] (UM) 
[  260.824052]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.828523] 4*128kB 
[  260.830592]  __alloc_skb+0x119/0x770
[  260.834798] (M) 
[  260.837149]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.840837] 3*256kB 
[  260.842824]  ? netdev_alloc_frag+0x1f0/0x1f0
[  260.848098] (M) 
[  260.850424]  ? lock_downgrade+0x900/0x900
[  260.854810] 4*512kB (UM) 
[  260.856799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.860927] 3*1024kB (UM) 
[  260.863700]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.869219] 3*2048kB 
[  260.872085]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.877515] (UM) 
[  260.879926]  ? addrconf_rs_timer+0x690/0x690
[  260.885353] 3*4096kB (M) 
[  260.887435]  ndisc_alloc_skb+0x144/0x340
[  260.891817] = 25200kB
[  260.894571]  ndisc_send_rs+0x331/0x6e0
[  260.898615] Node 0 
[  260.901058]  addrconf_rs_timer+0x314/0x690
[  260.904922] Normal: 
[  260.907161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.911378] 786*4kB 
[  260.913720]  call_timer_fn+0x272/0x920
[  260.917923] (MEH) 440*8kB 
[  260.920264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.924135] (UMEH) 
[  260.926993]  ? process_timeout+0x40/0x40
[  260.931207] 141*16kB 
[  260.933450]  ? __run_timers+0x7da/0xc70
[  260.937486] (MEH) 
[  260.939901]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.943855] 54*32kB 
[  260.946013]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.950496] (MEH) 
[  260.952819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.957297] 14*64kB 
[  260.959448]  ? lockdep_hardirqs_on+0x296/0x5b0
[  260.963659] (UME) 1*128kB 
[  260.965996]  ? trace_hardirqs_on+0xbd/0x310
[  260.970561] (H) 
[  260.973408]  ? kasan_check_read+0x11/0x20
[  260.977714] 1*256kB 
[  260.979690]  ? __run_timers+0x7da/0xc70
[  260.983818] (H) 2*512kB 
[  260.986190]  ? trace_hardirqs_off_caller+0x310/0x310
[  260.990158] (H) 
[  260.992826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.997912] 1*1024kB 
[  260.999887]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.004105] (U) 
[  261.006520]  __run_timers+0x7e5/0xc70
[  261.010737] 0*2048kB 
[  261.012723]  ? timer_fixup_init+0x70/0x70
[  261.016492] 0*4096kB = 13976kB
[  261.018926]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.023075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  261.026259]  ? zap_class+0x640/0x640
[  261.031264] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  261.040093]  ? enqueue_hrtimer+0x1a5/0x560
[  261.043791] 163 total pagecache pages
[  261.052362]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.056585] 0 pages in swap cache
[  261.060381]  ? find_held_lock+0x36/0x1c0
[  261.065553] Swap cache stats: add 0, delete 0, find 0/0
[  261.068996]  ? zap_class+0x640/0x640
[  261.073044] Free swap  = 0kB
[  261.078415]  ? pvclock_read_flags+0x160/0x160
[  261.082100] Total swap = 0kB
[  261.082109] 1965979 pages RAM
[  261.085131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.089598] 0 pages HighMem/MovableOnly
[  261.089607] 342867 pages reserved
[  261.092638]  ? check_preemption_disabled+0x48/0x280
[  261.095726] 0 pages cma reserved
[  261.095812] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.101273]  ? __lock_is_held+0xb5/0x140
[  261.105338] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.108680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.113678] syz-fuzzer cpuset=
[  261.117059]  ? check_preemption_disabled+0x48/0x280
[  261.123551] /
[  261.127606]  run_timer_softirq+0x52/0xb0
[  261.137814]  mems_allowed=0
[  261.143355]  ? rcu_read_lock_sched_held+0x14f/0x180
[  261.165217]  __do_softirq+0x308/0xb7e
[  261.169064]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  261.173580]  ? lock_downgrade+0x900/0x900
[  261.177734]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  261.182849]  ? pvclock_read_flags+0x160/0x160
[  261.187353]  ? lapic_next_event+0x5a/0x90
[  261.191512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.197070]  ? kvm_clock_read+0x18/0x30
[  261.201065]  ? kvm_sched_clock_read+0x9/0x20
[  261.205497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.211055]  ? check_preemption_disabled+0x48/0x280
[  261.216088]  irq_exit+0x17f/0x1c0
[  261.219547]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.224392]  ? smp_reschedule_interrupt+0x109/0x650
[  261.230163]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.236063]  ? interrupt_entry+0xb5/0xc0
[  261.240132]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.245237]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.250269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.255117]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.260142]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.265178]  ? task_prio+0x50/0x50
[  261.268724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.274269]  ? check_preemption_disabled+0x48/0x280
[  261.279295]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.284153]  apic_timer_interrupt+0xf/0x20
[  261.288396]  </IRQ>
[  261.290642] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  261.296579] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  261.315479] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  261.323226] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  261.330503] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  261.337795] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  261.345086] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  261.352364] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  261.359659]  ? save_stack+0xa9/0xd0
[  261.363301]  __kmalloc_node_track_caller+0x33/0x70
[  261.368242]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  261.373038]  pskb_expand_head+0x230/0x10f0
[  261.377319]  ? memcpy+0x45/0x50
[  261.380632]  ? __copy_skb_header+0x350/0x6b0
[  261.385068]  ? skb_release_data+0x880/0x880
[  261.389396]  ? __alloc_skb+0x770/0x770
[  261.393297]  ? __lock_is_held+0xb5/0x140
[  261.397374]  ? kasan_check_write+0x14/0x20
[  261.401611]  ? __skb_clone+0x6c7/0xa00
[  261.405507]  ? __copy_skb_header+0x6b0/0x6b0
[  261.409919]  ? kmem_cache_alloc+0x33a/0x730
[  261.414251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.419806]  skb_ensure_writable+0x3dd/0x640
[  261.424228]  ? skb_checksum_setup+0xaa0/0xaa0
[  261.428728]  ? check_preemption_disabled+0x48/0x280
[  261.433767]  ? __this_cpu_preempt_check+0x1c/0x20
[  261.438639]  ? __bpf_redirect+0x54b/0xb20
[  261.442810]  bpf_clone_redirect+0x14a/0x490
[  261.447160]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  261.452195]  ? __sched_text_start+0x8/0x8
[  261.456809]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.461599]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  261.466228]  ? retint_kernel+0x2d/0x2d
[  261.470137]  ? find_held_lock+0x36/0x1c0
[  261.474219]  ? lock_acquire+0x1ed/0x520
[  261.478201]  ? bpf_test_run+0x3cb/0x780
[  261.482185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.487729]  ? check_preemption_disabled+0x48/0x280
[  261.492760]  ? kasan_check_read+0x11/0x20
[  261.496915]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.502199]  ? rcu_softirq_qs+0x20/0x20
[  261.506183]  ? preempt_schedule+0x4d/0x60
[  261.510338]  ? ___preempt_schedule+0x16/0x18
[  261.514762]  ? bpf_test_run+0x25d/0x780
[  261.518752]  ? netlink_diag_dump+0x2a0/0x2a0
[  261.523170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.528708]  ? bpf_test_init.isra.10+0x70/0x100
[  261.533388]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  261.538168]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  261.543031]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.548583]  ? fput+0x130/0x1a0
[  261.551885]  ? __bpf_prog_get+0x9b/0x290
[  261.555957]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  261.560803]  ? bpf_prog_test_run+0x130/0x1a0
[  261.565358]  ? __x64_sys_bpf+0x3d8/0x520
[  261.569423]  ? bpf_prog_get+0x20/0x20
[  261.573250]  ? do_syscall_64+0x1b9/0x820
[  261.577318]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  261.582698]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.587644]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.592664]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.597698]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  261.604384]  ? __switch_to_asm+0x40/0x70
[  261.608453]  ? __switch_to_asm+0x34/0x70
[  261.612530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.617392]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  261.622924] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  261.623055] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.629608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.629614] Call Trace:
[  261.629623]  <IRQ>
[  261.629647]  dump_stack+0x244/0x39d
[  261.629666]  ? dump_stack_print_info.cold.1+0x20/0x20
[  261.636248] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.645518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.648084] syz-executor5 cpuset=
[  261.650240]  warn_alloc.cold.117+0xb7/0x1bd
[  261.653840] syz5
[  261.659066]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.669538]  mems_allowed=0
[  261.675094]  ? lock_downgrade+0x900/0x900
[  261.696717]  ? trace_hardirqs_off+0xb8/0x310
[  261.701149]  ? trace_hardirqs_off+0xb8/0x310
[  261.705584]  __alloc_pages_slowpath+0x2660/0x2d70
[  261.710482]  ? warn_alloc+0x120/0x120
[  261.714304]  ? warn_alloc+0x120/0x120
[  261.718119]  ? print_usage_bug+0xc0/0xc0
[  261.722198]  ? warn_alloc+0x120/0x120
[  261.726027]  ? print_usage_bug+0xc0/0xc0
[  261.730106]  ? __lock_acquire+0x62f/0x4c20
[  261.734366]  ? __lock_acquire+0x62f/0x4c20
[  261.738635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.744187]  ? should_fail+0x22d/0xd01
[  261.748091]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.753384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.758501]  ? __lock_acquire+0x62f/0x4c20
[  261.762748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.767856]  ? __lock_acquire+0x62f/0x4c20
[  261.772092]  ? should_fail+0x22d/0xd01
[  261.775988]  ? rcu_irq_exit+0x1a2/0x390
[  261.779990]  ? mark_held_locks+0x130/0x130
[  261.784246]  ? mark_held_locks+0x130/0x130
[  261.788492]  ? mark_held_locks+0xc7/0x130
[  261.792647]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  261.797671]  ? zap_class+0x640/0x640
[  261.801392]  ? print_usage_bug+0xc0/0xc0
[  261.805475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.811035]  ? check_preemption_disabled+0x48/0x280
[  261.816082]  ? __lock_is_held+0xb5/0x140
[  261.820176]  __alloc_pages_nodemask+0xa80/0xde0
[  261.824877]  ? zap_class+0x640/0x640
[  261.828628]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  261.833673]  ? find_held_lock+0x36/0x1c0
[  261.837755]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.842431]  ? lock_downgrade+0x900/0x900
[  261.846592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.852172]  cache_grow_begin+0xa5/0x8c0
[  261.856242]  ? do_raw_spin_unlock+0xa7/0x330
[  261.860662]  fallback_alloc+0x204/0x2e0
[  261.864648]  ____cache_alloc_node+0x1c7/0x1e0
[  261.869156]  kmem_cache_alloc_node+0xe3/0x730
[  261.873658]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.877910]  __alloc_skb+0x119/0x770
[  261.881637]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.886928]  ? netdev_alloc_frag+0x1f0/0x1f0
[  261.891344]  ? lock_downgrade+0x900/0x900
[  261.895516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.901068]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.906535]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.912008]  ? addrconf_rs_timer+0x690/0x690
[  261.916449]  ndisc_alloc_skb+0x144/0x340
[  261.920524]  ndisc_send_rs+0x331/0x6e0
[  261.924435]  addrconf_rs_timer+0x314/0x690
[  261.928683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.932975]  call_timer_fn+0x272/0x920
[  261.936879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.941123]  ? process_timeout+0x40/0x40
[  261.945220]  ? mark_held_locks+0xc7/0x130
[  261.949380]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.953885]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.958383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.962626]  ? lockdep_hardirqs_on+0x296/0x5b0
[  261.967220]  ? trace_hardirqs_on+0xbd/0x310
[  261.971555]  ? kasan_check_read+0x11/0x20
[  261.975714]  ? __run_timers+0x7da/0xc70
[  261.979698]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.984802]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.989050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.993302]  __run_timers+0x7e5/0xc70
[  261.997129]  ? timer_fixup_init+0x70/0x70
[  262.001295]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.006321]  ? zap_class+0x640/0x640
[  262.010052]  ? print_usage_bug+0xc0/0xc0
[  262.014127]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.019341]  ? find_held_lock+0x36/0x1c0
[  262.023422]  ? zap_class+0x640/0x640
[  262.027161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.032709]  ? check_preemption_disabled+0x48/0x280
[  262.037757]  ? __lock_is_held+0xb5/0x140
[  262.041854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.047400]  ? check_preemption_disabled+0x48/0x280
[  262.052453]  run_timer_softirq+0x52/0xb0
[  262.056521]  ? rcu_read_lock_sched_held+0x14f/0x180
[  262.061564]  __do_softirq+0x308/0xb7e
[  262.065379]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  262.069880]  ? lock_downgrade+0x900/0x900
[  262.074043]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  262.079182]  ? pvclock_read_flags+0x160/0x160
[  262.083711]  ? lapic_next_event+0x5a/0x90
[  262.087867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.093415]  ? kvm_clock_read+0x18/0x30
[  262.097396]  ? kvm_sched_clock_read+0x9/0x20
[  262.101810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.107353]  ? check_preemption_disabled+0x48/0x280
[  262.112384]  irq_exit+0x17f/0x1c0
[  262.115844]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.120691]  ? smp_reschedule_interrupt+0x109/0x650
[  262.125712]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.131607]  ? interrupt_entry+0xb5/0xc0
[  262.135678]  ? trace_hardirqs_off_caller+0xbb/0x310
[  262.140700]  ? trace_hardirqs_off_caller+0xbb/0x310
[  262.145721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.150581]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.155596]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.160615]  ? task_prio+0x50/0x50
[  262.164165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.169708]  ? check_preemption_disabled+0x48/0x280
[  262.174733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.179628]  apic_timer_interrupt+0xf/0x20
[  262.183860]  </IRQ>
[  262.186107] RIP: 0010:console_unlock+0xffa/0x1160
[  262.190958] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  262.209862] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  262.217576] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  262.224850] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  262.232124] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  262.239395] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  262.246665] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  262.253959]  ? netconsole_netdev_event+0x280/0x280
[  262.258903]  ? console_unlock+0xff1/0x1160
[  262.263179]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  262.267882]  ? lock_release+0xa00/0xa00
[  262.271862]  ? interrupt_entry+0xc0/0xc0
[  262.275965]  vprintk_emit+0x33d/0x930
[  262.279774]  ? wake_up_klogd+0x180/0x180
[  262.283844]  ? attach_entity_load_avg+0x810/0x860
[  262.288689]  ? __lock_acquire+0x600/0x4c20
[  262.292930]  ? mark_held_locks+0x130/0x130
[  262.297171]  ? print_usage_bug+0xc0/0xc0
[  262.301247]  ? find_held_lock+0x36/0x1c0
[  262.305333]  ? mark_held_locks+0xc7/0x130
[  262.309487]  vprintk_default+0x28/0x30
[  262.313381]  vprintk_func+0x7e/0x181
[  262.317102]  printk+0xa7/0xcf
[  262.320217]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  262.325006]  show_free_areas.cold.118+0x1f34/0x215d
[  262.330077]  ? si_meminfo_node+0x260/0x260
[  262.334331]  ? __lock_acquire+0x62f/0x4c20
[  262.338587]  ? __lock_acquire+0x62f/0x4c20
[  262.342823]  ? __lock_is_held+0xb5/0x140
[  262.346915]  ? mark_held_locks+0x130/0x130
[  262.351161]  ? zap_class+0x640/0x640
[  262.354883]  ? put_dec+0x3b/0xf0
[  262.358257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.363818]  ? find_held_lock+0x36/0x1c0
[  262.367944]  ? serial8250_console_write+0x8b3/0xb10
[  262.372960]  ? lock_downgrade+0x900/0x900
[  262.377114]  ? zap_class+0x640/0x640
[  262.380843]  ? zap_class+0x640/0x640
[  262.384569]  ? print_usage_bug+0xc0/0xc0
[  262.388631]  ? do_raw_spin_unlock+0xa7/0x330
[  262.393055]  ? trace_hardirqs_on+0x310/0x310
[  262.397480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.403050]  ? find_held_lock+0x36/0x1c0
[  262.407232]  ? mark_held_locks+0xc7/0x130
[  262.411393]  ? console_unlock+0xfcd/0x1160
[  262.415635]  ? netconsole_netdev_event+0x280/0x280
[  262.420578]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.425174]  ? trace_hardirqs_on+0xbd/0x310
[  262.429502]  ? vprintk_emit+0x33d/0x930
[  262.433495]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.438616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.444175]  ? netconsole_netdev_event+0x280/0x280
[  262.449106]  ? console_unlock+0x8d8/0x1160
[  262.453379]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  262.458084]  ? vprintk_emit+0x7f7/0x930
[  262.462064]  ? lock_release+0xa00/0xa00
[  262.466052]  ? preempt_count_add+0xbc/0x1b0
[  262.470375]  ? wake_up_klogd+0x11a/0x180
[  262.474441]  ? console_device+0xc0/0xc0
[  262.478419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.483962]  ? vprintk_emit+0x268/0x930
[  262.487939]  ? wake_up_klogd+0x180/0x180
[  262.491999]  ? trace_hardirqs_on_caller+0xc0/0x310
[  262.496942]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.501714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.507178]  ? retint_kernel+0x1b/0x2d
[  262.511083]  ? trace_hardirqs_on+0x310/0x310
[  262.515519]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.520313]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  262.525081]  ? show_mem+0x1e/0x17b
[  262.528633]  show_mem+0x34/0x17b
[  262.532044]  dump_header+0x2f1/0xf72
[  262.535779]  ? mark_held_locks+0x130/0x130
[  262.540030]  ? pagefault_out_of_memory+0x197/0x197
[  262.544972]  ? __lock_acquire+0x62f/0x4c20
[  262.549213]  ? zap_class+0x640/0x640
[  262.552938]  ? percpu_ref_get_many+0x240/0x240
[  262.557528]  ? print_usage_bug+0xc0/0xc0
[  262.561613]  ? print_usage_bug+0xc0/0xc0
[  262.565686]  ? zap_class+0x640/0x640
[  262.569411]  ? print_usage_bug+0xc0/0xc0
[  262.573488]  ? print_usage_bug+0xc0/0xc0
[  262.577585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.583132]  ? find_held_lock+0x36/0x1c0
[  262.587205]  ? mark_held_locks+0xc7/0x130
[  262.591366]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.596493]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.601602]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.606195]  ? trace_hardirqs_on+0xbd/0x310
[  262.610522]  ? kasan_check_read+0x11/0x20
[  262.614681]  ? ___ratelimit+0x3b4/0x672
[  262.618670]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.623779]  ? trace_hardirqs_on+0x310/0x310
[  262.628191]  ? lock_downgrade+0x900/0x900
[  262.632349]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.637459]  ? ___ratelimit+0x3b9/0x672
[  262.641439]  ? idr_get_free+0xec0/0xec0
[  262.645430]  ? kasan_check_read+0x11/0x20
[  262.649580]  ? do_raw_spin_unlock+0xa7/0x330
[  262.654000]  oom_kill_process.cold.27+0x10/0x903
[  262.658770]  ? zap_class+0x640/0x640
[  262.662490]  ? _raw_spin_unlock+0x2c/0x50
[  262.666640]  ? oom_badness+0xe6/0xaa0
[  262.670451]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  262.675385]  ? kasan_check_read+0x11/0x20
[  262.679537]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.684826]  ? oom_evaluate_task+0x540/0x540
[  262.689253]  ? find_held_lock+0x36/0x1c0
[  262.693336]  ? out_of_memory+0x974/0x1430
[  262.697495]  ? lock_downgrade+0x900/0x900
[  262.701650]  ? check_preemption_disabled+0x48/0x280
[  262.706680]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  262.711621]  ? kasan_check_read+0x11/0x20
[  262.715778]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.721063]  ? rcu_softirq_qs+0x20/0x20
[  262.725060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.730610]  ? oom_evaluate_task+0x302/0x540
[  262.735044]  out_of_memory+0xa84/0x1430
[  262.739050]  ? oom_killer_disable+0x3a0/0x3a0
[  262.743572]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  262.748514]  ? __mutex_add_waiter+0x2a0/0x2a0
[  262.753048]  __alloc_pages_slowpath+0x22d4/0x2d70
[  262.757929]  ? warn_alloc+0x120/0x120
[  262.761736]  ? rcu_softirq_qs+0x20/0x20
[  262.765745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.771285]  ? should_fail+0x22d/0xd01
[  262.775183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.780296]  ? zap_class+0x640/0x640
[  262.784055]  ? __lock_is_held+0xb5/0x140
[  262.788132]  ? mark_held_locks+0x130/0x130
[  262.792375]  ? lock_release+0xa00/0xa00
[  262.796354]  ? perf_trace_sched_process_exec+0x860/0x860
[  262.801817]  ? __might_sleep+0x95/0x190
[  262.805800]  __alloc_pages_nodemask+0xa80/0xde0
[  262.810480]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  262.815503]  ? __page_cache_alloc+0x191/0x5c0
[  262.820004]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  262.824956]  ? kasan_check_read+0x11/0x20
[  262.829111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.834395]  ? zap_class+0x640/0x640
[  262.838120]  ? zap_class+0x640/0x640
[  262.841842]  ? zap_class+0x640/0x640
[  262.845577]  ? __do_page_cache_readahead+0x7ce/0x980
[  262.850693]  ? find_held_lock+0x36/0x1c0
[  262.854770]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  262.860324]  alloc_pages_current+0x173/0x350
[  262.864749]  __page_cache_alloc+0x38c/0x5c0
[  262.869079]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  262.874023]  ? kasan_check_read+0x11/0x20
[  262.878184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.883481]  ? generic_perform_write+0x6a0/0x6a0
[  262.888261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.893806]  ? check_preemption_disabled+0x48/0x280
[  262.898835]  filemap_fault+0x1594/0x25f0
[  262.902910]  ? __lock_page_or_retry+0xa00/0xa00
[  262.907587]  ? mark_held_locks+0x130/0x130
[  262.911829]  ? rcu_softirq_qs+0x20/0x20
[  262.915820]  ? filemap_map_pages+0xe04/0x1990
[  262.920337]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  262.925279]  ? futex_wait_setup+0x15c/0x3e0
[  262.929610]  ? zap_class+0x640/0x640
[  262.933340]  ? lock_acquire+0x1ed/0x520
[  262.937340]  ? alloc_set_pte+0x1447/0x1f40
[  262.941614]  ? lock_acquire+0x1ed/0x520
[  262.945607]  ? ext4_filemap_fault+0x7a/0xad
[  262.949935]  ? lock_release+0xa00/0xa00
[  262.953909]  ? perf_trace_sched_process_exec+0x860/0x860
[  262.959386]  ? print_usage_bug+0xc0/0xc0
[  262.963466]  ? print_usage_bug+0xc0/0xc0
[  262.967564]  ? down_read+0x8d/0x120
[  262.971190]  ? ext4_filemap_fault+0x7a/0xad
[  262.975528]  ? __down_interruptible+0x700/0x700
[  262.980222]  ext4_filemap_fault+0x82/0xad
[  262.984376]  __do_fault+0x100/0x6b0
[  262.988009]  ? unlock_page+0x2c2/0x4c0
[  262.991917]  ? pmd_devmap_trans_unstable+0x220/0x220
[  262.997037]  ? mark_held_locks+0x130/0x130
[  263.001280]  ? mark_held_locks+0x130/0x130
[  263.005517]  ? do_raw_spin_trylock+0x270/0x270
[  263.010118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.015663]  __handle_mm_fault+0x307c/0x5920
[  263.020092]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  263.024945]  ? kasan_check_read+0x11/0x20
[  263.029126]  ? _copy_to_user+0xc8/0x110
[  263.033106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.038658]  ? zap_class+0x640/0x640
[  263.042377]  ? zap_class+0x640/0x640
[  263.046102]  ? find_held_lock+0x36/0x1c0
[  263.050197]  ? handle_mm_fault+0x42a/0xc70
[  263.054440]  ? lock_downgrade+0x900/0x900
[  263.058606]  ? check_preemption_disabled+0x48/0x280
[  263.063670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  263.068602]  ? kasan_check_read+0x11/0x20
[  263.072754]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.078055]  ? rcu_softirq_qs+0x20/0x20
[  263.082059]  ? trace_hardirqs_off_caller+0x310/0x310
[  263.087170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.092709]  ? check_preemption_disabled+0x48/0x280
[  263.097748]  handle_mm_fault+0x54f/0xc70
[  263.101839]  ? __handle_mm_fault+0x5920/0x5920
[  263.106433]  ? find_vma+0x34/0x190
[  263.109983]  __do_page_fault+0x5e8/0xe60
[  263.114057]  ? trace_hardirqs_off+0xb8/0x310
[  263.118470]  ? __ia32_sys_read+0xb0/0xb0
[  263.122555]  do_page_fault+0xf2/0x7e0
[  263.126364]  ? vmalloc_sync_all+0x30/0x30
[  263.130525]  ? error_entry+0x70/0xd0
[  263.134248]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.139267]  ? trace_hardirqs_on_caller+0xc0/0x310
[  263.144206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.149139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.153986]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.159014]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.164494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.170044]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.175076]  ? page_fault+0x8/0x30
[  263.178624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.183485]  ? page_fault+0x8/0x30
[  263.187044]  page_fault+0x1e/0x30
[  263.190505] RIP: 0033:0x4727a0
[  263.193718] Code: Bad RIP value.
[  263.197085] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  263.202454] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  263.209741] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  263.218075] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  263.225355] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  263.232629] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  263.239930] warn_alloc_show_mem: 1 callbacks suppressed
[  263.239943] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  263.239945] Mem-Info:
[  263.239979] active_anon:48509 inactive_anon:132 isolated_anon:0
[  263.239979]  active_file:12 inactive_file:13 isolated_file:0
[  263.239979]  unevictable:0 dirty:0 writeback:0 unstable:0
[  263.239979]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  263.239979]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  263.239979]  free:13771 free_pcp:124 free_cma:0
[  263.245327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.245339] Call Trace:
[  263.252299] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  263.254716]  <IRQ>
[  263.287608] Node 0 
[  263.297006]  dump_stack+0x244/0x39d
[  263.299593] 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
[  263.326983]  ? dump_stack_print_info.cold.1+0x20/0x20
[  263.329123] lowmem_reserve[]:
[  263.331372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.334975]  0
[  263.360485]  warn_alloc.cold.117+0xb7/0x1bd
[  263.365668]  2818
[  263.368776]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.374294]  6321
[  263.376100]  ? lock_downgrade+0x900/0x900
[  263.380399]  6321
[  263.382477]  ? trace_hardirqs_off+0xb8/0x310
[  263.389383]  ? trace_hardirqs_off+0xb8/0x310
[  263.393511] Node 0 
[  263.395581]  __alloc_pages_slowpath+0x2660/0x2d70
[  263.399990] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  263.404395]  ? warn_alloc+0x120/0x120
[  263.406588] lowmem_reserve[]:
[  263.411433]  ? warn_alloc+0x120/0x120
[  263.438399]  0
[  263.442217]  ? print_usage_bug+0xc0/0xc0
[  263.445303]  0
[  263.449105]  ? warn_alloc+0x120/0x120
[  263.450890]  3503
[  263.455427]  ? print_usage_bug+0xc0/0xc0
[  263.457216]  3503
[  263.461024]  ? __lock_acquire+0x62f/0x4c20
[  263.467131]  ? __lock_acquire+0x62f/0x4c20
[  263.469175] Node 0 
[  263.473411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.477648] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  263.479858]  ? should_fail+0x22d/0xd01
[  263.485373] lowmem_reserve[]:
[  263.513500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.513518]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.517402]  0
[  263.520514]  ? __lock_acquire+0x62f/0x4c20
[  263.525770]  0
[  263.530874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.532658]  0
[  263.536895]  ? __lock_acquire+0x62f/0x4c20
[  263.538679]  0
[  263.543780]  ? should_fail+0x22d/0xd01
[  263.549809]  ? rcu_irq_exit+0x1a2/0x390
[  263.551596] Node 0 
[  263.555499]  ? mark_held_locks+0x130/0x130
[  263.559451] DMA: 
[  263.561872]  ? mark_held_locks+0x130/0x130
[  263.566093] 1*4kB 
[  263.568161]  ? mark_held_locks+0xc7/0x130
[  263.572375] (U) 
[  263.574540]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  263.578666] 0*8kB 0*16kB 
[  263.580649]  ? zap_class+0x640/0x640
[  263.585646] 1*32kB 
[  263.588402]  ? print_usage_bug+0xc0/0xc0
[  263.592096] (U) 
[  263.594337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.598379] 2*64kB 
[  263.600356]  ? check_preemption_disabled+0x48/0x280
[  263.605883] (U) 
[  263.608128]  ? __lock_is_held+0xb5/0x140
[  263.613122] 1*128kB 
[  263.615100]  __alloc_pages_nodemask+0xa80/0xde0
[  263.619140] (U) 
[  263.621464]  ? zap_class+0x640/0x640
[  263.626123] 1*256kB 
[  263.628103]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  263.631810] (U) 
[  263.634139]  ? find_held_lock+0x36/0x1c0
[  263.639131] 0*512kB 
[  263.641116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.645154] 1*1024kB 
[  263.647478]  ? lock_downgrade+0x900/0x900
[  263.652122] (U) 1*2048kB 
[  263.654548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.658679] (M) 
[  263.661438]  cache_grow_begin+0xa5/0x8c0
[  263.666953] 3*4096kB 
[  263.668941]  ? do_raw_spin_unlock+0xa7/0x330
[  263.672973] (M) = 15908kB
[  263.672982] Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB (M) 2*32kB (UM) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB 
[  263.675471]  fallback_alloc+0x204/0x2e0
[  263.679852] (UM) 3*1024kB 
[  263.682627]  ____cache_alloc_node+0x1c7/0x1e0
[  263.692652] (UM) 3*2048kB 
[  263.696645]  kmem_cache_alloc_node+0xe3/0x730
[  263.699486] (UM) 3*4096kB 
[  263.703996]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.706819] (M) 
[  263.711318]  __alloc_skb+0x119/0x770
[  263.714140] = 25200kB
[  263.718728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.720681] Node 0 
[  263.724391]  ? netdev_alloc_frag+0x1f0/0x1f0
[  263.726783] Normal: 
[  263.732094]  ? lock_downgrade+0x900/0x900
[  263.734349] 786*4kB 
[  263.741735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.744042] (MEH) 440*8kB (UMEH) 
[  263.748212]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.750559] 141*16kB (MEH) 
[  263.757125]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.760584] 54*32kB 
[  263.766040]  ? addrconf_rs_timer+0x690/0x690
[  263.768967] (MEH) 
[  263.774437]  ndisc_alloc_skb+0x144/0x340
[  263.776737] 14*64kB 
[  263.781146]  ndisc_send_rs+0x331/0x6e0
[  263.783310] (UME) 1*128kB 
[  263.787384]  addrconf_rs_timer+0x314/0x690
[  263.789704] (H) 
[  263.793594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.796432] 1*256kB 
[  263.800681]  call_timer_fn+0x272/0x920
[  263.802630] (H) 
[  263.808697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.811006] 2*512kB 
[  263.814898]  ? process_timeout+0x40/0x40
[  263.816864] (H) 
[  263.821567]  ? __run_timers+0x7da/0xc70
[  263.823890] 1*1024kB (U) 
[  263.828106]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.830072] 0*2048kB 
[  263.834051]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.836796] 0*4096kB 
[  263.841290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.843699] = 13976kB
[  263.848190]  ? lockdep_hardirqs_on+0x296/0x5b0
[  263.850587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  263.854814]  ? trace_hardirqs_on+0xbd/0x310
[  263.857215] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  263.861791]  ? kasan_check_read+0x11/0x20
[  263.870610] 163 total pagecache pages
[  263.874931]  ? __run_timers+0x7da/0xc70
[  263.883496] 0 pages in swap cache
[  263.888265]  ? trace_hardirqs_off_caller+0x310/0x310
[  263.892067] Swap cache stats: add 0, delete 0, find 0/0
[  263.896074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.899506] Free swap  = 0kB
[  263.904614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.909959] Total swap = 0kB
[  263.914193]  __run_timers+0x7e5/0xc70
[  263.917194] 1965979 pages RAM
[  263.921434]  ? timer_fixup_init+0x70/0x70
[  263.924426] 0 pages HighMem/MovableOnly
[  263.928226]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.931310] 342867 pages reserved
[  263.935454]  ? zap_class+0x640/0x640
[  263.939412] 0 pages cma reserved
[  263.944423]  ? enqueue_hrtimer+0x1a5/0x560
[  263.947930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.951570]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.955043] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.959152]  ? find_held_lock+0x36/0x1c0
[  263.965651] syz-fuzzer cpuset=
[  263.970839]  ? zap_class+0x640/0x640
[  263.981049] / mems_allowed=0
[  263.985127]  ? pvclock_read_flags+0x160/0x160
[  263.999549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.005092]  ? check_preemption_disabled+0x48/0x280
[  264.010123]  ? __lock_is_held+0xb5/0x140
[  264.014189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.019732]  ? check_preemption_disabled+0x48/0x280
[  264.024767]  run_timer_softirq+0x52/0xb0
[  264.028845]  ? rcu_read_lock_sched_held+0x14f/0x180
[  264.033866]  __do_softirq+0x308/0xb7e
[  264.037672]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  264.042180]  ? lock_downgrade+0x900/0x900
[  264.046348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  264.051499]  ? pvclock_read_flags+0x160/0x160
[  264.056001]  ? lapic_next_event+0x5a/0x90
[  264.060198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.065745]  ? kvm_clock_read+0x18/0x30
[  264.069727]  ? kvm_sched_clock_read+0x9/0x20
[  264.074144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.079690]  ? check_preemption_disabled+0x48/0x280
[  264.084719]  irq_exit+0x17f/0x1c0
[  264.088176]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.093039]  ? smp_reschedule_interrupt+0x109/0x650
[  264.098089]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.104828]  ? interrupt_entry+0xb5/0xc0
[  264.108901]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.113922]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.118960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.123808]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.128851]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.133871]  ? task_prio+0x50/0x50
[  264.137417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.142961]  ? check_preemption_disabled+0x48/0x280
[  264.147990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.152857]  apic_timer_interrupt+0xf/0x20
[  264.157090]  </IRQ>
[  264.159336] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  264.165226] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  264.184128] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  264.191852] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  264.199124] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  264.206393] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  264.213674] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  264.220942] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  264.228242]  ? save_stack+0xa9/0xd0
[  264.231899]  __kmalloc_node_track_caller+0x33/0x70
[  264.236854]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  264.241635]  pskb_expand_head+0x230/0x10f0
[  264.245902]  ? memcpy+0x45/0x50
[  264.249203]  ? __copy_skb_header+0x350/0x6b0
[  264.253614]  ? skb_release_data+0x880/0x880
[  264.257946]  ? __alloc_skb+0x770/0x770
[  264.261849]  ? __lock_is_held+0xb5/0x140
[  264.265936]  ? kasan_check_write+0x14/0x20
[  264.270171]  ? __skb_clone+0x6c7/0xa00
[  264.274074]  ? __copy_skb_header+0x6b0/0x6b0
[  264.278488]  ? kmem_cache_alloc+0x33a/0x730
[  264.282823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.288372]  skb_ensure_writable+0x3dd/0x640
[  264.292806]  ? skb_checksum_setup+0xaa0/0xaa0
[  264.297313]  ? check_preemption_disabled+0x48/0x280
[  264.302335]  ? __this_cpu_preempt_check+0x1c/0x20
[  264.307183]  ? __bpf_redirect+0x54b/0xb20
[  264.311344]  bpf_clone_redirect+0x14a/0x490
[  264.315679]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  264.320703]  ? __sched_text_start+0x8/0x8
[  264.324855]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.329621]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  264.334207]  ? retint_kernel+0x2d/0x2d
[  264.338103]  ? find_held_lock+0x36/0x1c0
[  264.342176]  ? lock_acquire+0x1ed/0x520
[  264.346160]  ? bpf_test_run+0x3cb/0x780
[  264.350139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.355688]  ? check_preemption_disabled+0x48/0x280
[  264.360745]  ? kasan_check_read+0x11/0x20
[  264.364898]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.370181]  ? rcu_softirq_qs+0x20/0x20
[  264.374160]  ? preempt_schedule+0x4d/0x60
[  264.378312]  ? ___preempt_schedule+0x16/0x18
[  264.382733]  ? bpf_test_run+0x25d/0x780
[  264.386723]  ? netlink_diag_dump+0x2a0/0x2a0
[  264.391137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.396677]  ? bpf_test_init.isra.10+0x70/0x100
[  264.401358]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  264.406127]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  264.410971]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.416539]  ? fput+0x130/0x1a0
[  264.419827]  ? __bpf_prog_get+0x9b/0x290
[  264.423896]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  264.428740]  ? bpf_prog_test_run+0x130/0x1a0
[  264.433155]  ? __x64_sys_bpf+0x3d8/0x520
[  264.437222]  ? bpf_prog_get+0x20/0x20
[  264.441059]  ? do_syscall_64+0x1b9/0x820
[  264.445128]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  264.451073]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.456830]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.461855]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.466878]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  264.473567]  ? __switch_to_asm+0x40/0x70
[  264.477644]  ? __switch_to_asm+0x34/0x70
[  264.481735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.486601]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.491990] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  264.492106] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.498680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.498685] Call Trace:
[  264.498693]  <IRQ>
[  264.498712]  dump_stack+0x244/0x39d
[  264.498732]  ? dump_stack_print_info.cold.1+0x20/0x20
[  264.505327] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.514562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.517131] syz-executor5 cpuset=
[  264.519286]  warn_alloc.cold.117+0xb7/0x1bd
[  264.522902] syz5
[  264.528092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.538552]  mems_allowed=0
[  264.561588]  ? lock_downgrade+0x900/0x900
[  264.565744]  ? trace_hardirqs_off+0xb8/0x310
[  264.570168]  ? trace_hardirqs_off+0xb8/0x310
[  264.574590]  __alloc_pages_slowpath+0x2660/0x2d70
[  264.579468]  ? warn_alloc+0x120/0x120
[  264.583280]  ? warn_alloc+0x120/0x120
[  264.587088]  ? print_usage_bug+0xc0/0xc0
[  264.591162]  ? warn_alloc+0x120/0x120
[  264.594967]  ? print_usage_bug+0xc0/0xc0
[  264.599041]  ? __lock_acquire+0x62f/0x4c20
[  264.603281]  ? __lock_acquire+0x62f/0x4c20
[  264.607537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.613090]  ? should_fail+0x22d/0xd01
[  264.616990]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.622294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.627402]  ? __lock_acquire+0x62f/0x4c20
[  264.631644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.636751]  ? __lock_acquire+0x62f/0x4c20
[  264.640987]  ? should_fail+0x22d/0xd01
[  264.644900]  ? rcu_irq_exit+0x1a2/0x390
[  264.648920]  ? mark_held_locks+0x130/0x130
[  264.653169]  ? mark_held_locks+0x130/0x130
[  264.657428]  ? mark_held_locks+0xc7/0x130
[  264.661581]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  264.666610]  ? zap_class+0x640/0x640
[  264.670338]  ? print_usage_bug+0xc0/0xc0
[  264.674411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.679958]  ? check_preemption_disabled+0x48/0x280
[  264.684990]  ? __lock_is_held+0xb5/0x140
[  264.689072]  __alloc_pages_nodemask+0xa80/0xde0
[  264.693748]  ? zap_class+0x640/0x640
[  264.697477]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  264.702512]  ? find_held_lock+0x36/0x1c0
[  264.706594]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.711279]  ? lock_downgrade+0x900/0x900
[  264.715442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.720989]  cache_grow_begin+0xa5/0x8c0
[  264.725081]  ? do_raw_spin_unlock+0xa7/0x330
[  264.729504]  fallback_alloc+0x204/0x2e0
[  264.733514]  ____cache_alloc_node+0x1c7/0x1e0
[  264.738087]  kmem_cache_alloc_node+0xe3/0x730
[  264.742602]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.746852]  __alloc_skb+0x119/0x770
[  264.750581]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.755869]  ? netdev_alloc_frag+0x1f0/0x1f0
[  264.760280]  ? lock_downgrade+0x900/0x900
[  264.764439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.769988]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.775457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.780917]  ? addrconf_rs_timer+0x690/0x690
[  264.785344]  ndisc_alloc_skb+0x144/0x340
[  264.789415]  ndisc_send_rs+0x331/0x6e0
[  264.793353]  addrconf_rs_timer+0x314/0x690
[  264.797599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.801855]  call_timer_fn+0x272/0x920
[  264.805760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.810005]  ? process_timeout+0x40/0x40
[  264.814092]  ? mark_held_locks+0xc7/0x130
[  264.818250]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.822762]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.827256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.831499]  ? lockdep_hardirqs_on+0x296/0x5b0
[  264.836115]  ? trace_hardirqs_on+0xbd/0x310
[  264.840438]  ? kasan_check_read+0x11/0x20
[  264.844595]  ? __run_timers+0x7da/0xc70
[  264.848577]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.853704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.857949]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.862201]  __run_timers+0x7e5/0xc70
[  264.866027]  ? timer_fixup_init+0x70/0x70
[  264.870193]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.875215]  ? zap_class+0x640/0x640
[  264.878939]  ? print_usage_bug+0xc0/0xc0
[  264.883011]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.888225]  ? find_held_lock+0x36/0x1c0
[  264.892294]  ? zap_class+0x640/0x640
[  264.896026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.901574]  ? check_preemption_disabled+0x48/0x280
[  264.906603]  ? __lock_is_held+0xb5/0x140
[  264.910670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.916215]  ? check_preemption_disabled+0x48/0x280
[  264.921241]  run_timer_softirq+0x52/0xb0
[  264.925304]  ? rcu_read_lock_sched_held+0x14f/0x180
[  264.930334]  __do_softirq+0x308/0xb7e
[  264.934157]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  264.938666]  ? lock_downgrade+0x900/0x900
[  264.942839]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  264.947981]  ? pvclock_read_flags+0x160/0x160
[  264.952504]  ? lapic_next_event+0x5a/0x90
[  264.956660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.962208]  ? kvm_clock_read+0x18/0x30
[  264.966189]  ? kvm_sched_clock_read+0x9/0x20
[  264.970631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.976174]  ? check_preemption_disabled+0x48/0x280
[  264.981206]  irq_exit+0x17f/0x1c0
[  264.984673]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.989519]  ? smp_reschedule_interrupt+0x109/0x650
[  264.994551]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.000443]  ? interrupt_entry+0xb5/0xc0
[  265.004510]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.009561]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.014596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.019447]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.024469]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.029491]  ? task_prio+0x50/0x50
[  265.033043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.038625]  ? check_preemption_disabled+0x48/0x280
[  265.043655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.048515]  apic_timer_interrupt+0xf/0x20
[  265.052750]  </IRQ>
[  265.054993] RIP: 0010:console_unlock+0xffa/0x1160
[  265.059873] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  265.078777] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  265.086490] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  265.093763] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  265.101039] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  265.108310] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  265.115579] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  265.122860]  ? netconsole_netdev_event+0x280/0x280
[  265.127819]  ? console_unlock+0xff1/0x1160
[  265.132084]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  265.136769]  ? lock_release+0xa00/0xa00
[  265.140762]  ? interrupt_entry+0xc0/0xc0
[  265.144840]  vprintk_emit+0x33d/0x930
[  265.148646]  ? wake_up_klogd+0x180/0x180
[  265.152714]  ? attach_entity_load_avg+0x810/0x860
[  265.157563]  ? __lock_acquire+0x600/0x4c20
[  265.161805]  ? mark_held_locks+0x130/0x130
[  265.166067]  ? print_usage_bug+0xc0/0xc0
[  265.170155]  ? find_held_lock+0x36/0x1c0
[  265.174245]  ? mark_held_locks+0xc7/0x130
[  265.178411]  vprintk_default+0x28/0x30
[  265.182301]  vprintk_func+0x7e/0x181
[  265.186028]  printk+0xa7/0xcf
[  265.189139]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  265.193920]  show_free_areas.cold.118+0x1f34/0x215d
[  265.198963]  ? si_meminfo_node+0x260/0x260
[  265.203208]  ? __lock_acquire+0x62f/0x4c20
[  265.207448]  ? __lock_acquire+0x62f/0x4c20
[  265.211688]  ? __lock_is_held+0xb5/0x140
[  265.215793]  ? mark_held_locks+0x130/0x130
[  265.220046]  ? zap_class+0x640/0x640
[  265.223796]  ? put_dec+0x3b/0xf0
[  265.227170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.232746]  ? find_held_lock+0x36/0x1c0
[  265.236836]  ? serial8250_console_write+0x8b3/0xb10
[  265.241857]  ? lock_downgrade+0x900/0x900
[  265.246008]  ? zap_class+0x640/0x640
[  265.249738]  ? zap_class+0x640/0x640
[  265.253459]  ? print_usage_bug+0xc0/0xc0
[  265.257523]  ? do_raw_spin_unlock+0xa7/0x330
[  265.261943]  ? trace_hardirqs_on+0x310/0x310
[  265.266359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.271912]  ? find_held_lock+0x36/0x1c0
[  265.276003]  ? mark_held_locks+0xc7/0x130
[  265.280166]  ? console_unlock+0xfcd/0x1160
[  265.284414]  ? netconsole_netdev_event+0x280/0x280
[  265.289351]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.293944]  ? trace_hardirqs_on+0xbd/0x310
[  265.298269]  ? vprintk_emit+0x33d/0x930
[  265.302265]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.307375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.312925]  ? netconsole_netdev_event+0x280/0x280
[  265.317861]  ? console_unlock+0x8d8/0x1160
[  265.322130]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  265.326806]  ? vprintk_emit+0x7f7/0x930
[  265.330789]  ? lock_release+0xa00/0xa00
[  265.334771]  ? preempt_count_add+0xbc/0x1b0
[  265.339099]  ? wake_up_klogd+0x11a/0x180
[  265.343164]  ? console_device+0xc0/0xc0
[  265.347148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.352697]  ? vprintk_emit+0x268/0x930
[  265.356678]  ? wake_up_klogd+0x180/0x180
[  265.360742]  ? trace_hardirqs_on_caller+0xc0/0x310
[  265.365678]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.370443]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.375908]  ? retint_kernel+0x1b/0x2d
[  265.379814]  ? trace_hardirqs_on+0x310/0x310
[  265.384234]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.389028]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  265.393797]  ? show_mem+0x1e/0x17b
[  265.397345]  show_mem+0x34/0x17b
[  265.400725]  dump_header+0x2f1/0xf72
[  265.404451]  ? mark_held_locks+0x130/0x130
[  265.408697]  ? pagefault_out_of_memory+0x197/0x197
[  265.413663]  ? __lock_acquire+0x62f/0x4c20
[  265.417918]  ? zap_class+0x640/0x640
[  265.421646]  ? percpu_ref_get_many+0x240/0x240
[  265.426235]  ? print_usage_bug+0xc0/0xc0
[  265.430307]  ? print_usage_bug+0xc0/0xc0
[  265.434376]  ? zap_class+0x640/0x640
[  265.438108]  ? print_usage_bug+0xc0/0xc0
[  265.442176]  ? print_usage_bug+0xc0/0xc0
[  265.446270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.451817]  ? find_held_lock+0x36/0x1c0
[  265.456111]  ? mark_held_locks+0xc7/0x130
[  265.460291]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.465408]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.470517]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.475120]  ? trace_hardirqs_on+0xbd/0x310
[  265.479515]  ? kasan_check_read+0x11/0x20
[  265.483693]  ? ___ratelimit+0x3b4/0x672
[  265.487674]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.492785]  ? trace_hardirqs_on+0x310/0x310
[  265.497202]  ? lock_downgrade+0x900/0x900
[  265.501362]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.506496]  ? ___ratelimit+0x3b9/0x672
[  265.510482]  ? idr_get_free+0xec0/0xec0
[  265.514458]  ? kasan_check_read+0x11/0x20
[  265.518609]  ? do_raw_spin_unlock+0xa7/0x330
[  265.523042]  oom_kill_process.cold.27+0x10/0x903
[  265.527804]  ? zap_class+0x640/0x640
[  265.531522]  ? _raw_spin_unlock+0x2c/0x50
[  265.535679]  ? oom_badness+0xe6/0xaa0
[  265.539489]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.544425]  ? kasan_check_read+0x11/0x20
[  265.548592]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.553875]  ? oom_evaluate_task+0x540/0x540
[  265.558297]  ? find_held_lock+0x36/0x1c0
[  265.562758]  ? out_of_memory+0x974/0x1430
[  265.566912]  ? lock_downgrade+0x900/0x900
[  265.571063]  ? check_preemption_disabled+0x48/0x280
[  265.576090]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.581030]  ? kasan_check_read+0x11/0x20
[  265.585191]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.590476]  ? rcu_softirq_qs+0x20/0x20
[  265.594461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.599994]  ? oom_evaluate_task+0x302/0x540
[  265.604415]  out_of_memory+0xa84/0x1430
[  265.608402]  ? oom_killer_disable+0x3a0/0x3a0
[  265.612900]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  265.617845]  ? __mutex_add_waiter+0x2a0/0x2a0
[  265.622360]  __alloc_pages_slowpath+0x22d4/0x2d70
[  265.627237]  ? warn_alloc+0x120/0x120
[  265.631048]  ? rcu_softirq_qs+0x20/0x20
[  265.635088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.640632]  ? should_fail+0x22d/0xd01
[  265.644525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.649638]  ? zap_class+0x640/0x640
[  265.653397]  ? __lock_is_held+0xb5/0x140
[  265.657469]  ? mark_held_locks+0x130/0x130
[  265.661714]  ? lock_release+0xa00/0xa00
[  265.665701]  ? perf_trace_sched_process_exec+0x860/0x860
[  265.671177]  ? __might_sleep+0x95/0x190
[  265.675162]  __alloc_pages_nodemask+0xa80/0xde0
[  265.679844]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  265.684870]  ? __page_cache_alloc+0x191/0x5c0
[  265.689370]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.694305]  ? kasan_check_read+0x11/0x20
[  265.698460]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.703744]  ? zap_class+0x640/0x640
[  265.707486]  ? zap_class+0x640/0x640
[  265.711203]  ? zap_class+0x640/0x640
[  265.714922]  ? __do_page_cache_readahead+0x7ce/0x980
[  265.720041]  ? find_held_lock+0x36/0x1c0
[  265.724117]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  265.729670]  alloc_pages_current+0x173/0x350
[  265.734088]  __page_cache_alloc+0x38c/0x5c0
[  265.738414]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.743351]  ? kasan_check_read+0x11/0x20
[  265.747503]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.752790]  ? generic_perform_write+0x6a0/0x6a0
[  265.757558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.763104]  ? check_preemption_disabled+0x48/0x280
[  265.768174]  filemap_fault+0x1594/0x25f0
[  265.772254]  ? __lock_page_or_retry+0xa00/0xa00
[  265.776933]  ? mark_held_locks+0x130/0x130
[  265.781186]  ? rcu_softirq_qs+0x20/0x20
[  265.785181]  ? filemap_map_pages+0xe04/0x1990
[  265.789713]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  265.794655]  ? futex_wait_setup+0x15c/0x3e0
[  265.798993]  ? zap_class+0x640/0x640
[  265.802732]  ? lock_acquire+0x1ed/0x520
[  265.806716]  ? alloc_set_pte+0x1447/0x1f40
[  265.810974]  ? lock_acquire+0x1ed/0x520
[  265.814967]  ? ext4_filemap_fault+0x7a/0xad
[  265.819296]  ? lock_release+0xa00/0xa00
[  265.823273]  ? perf_trace_sched_process_exec+0x860/0x860
[  265.828731]  ? print_usage_bug+0xc0/0xc0
[  265.832817]  ? print_usage_bug+0xc0/0xc0
[  265.836907]  ? down_read+0x8d/0x120
[  265.840535]  ? ext4_filemap_fault+0x7a/0xad
[  265.844860]  ? __down_interruptible+0x700/0x700
[  265.849567]  ext4_filemap_fault+0x82/0xad
[  265.853759]  __do_fault+0x100/0x6b0
[  265.857398]  ? unlock_page+0x2c2/0x4c0
[  265.861304]  ? pmd_devmap_trans_unstable+0x220/0x220
[  265.866416]  ? mark_held_locks+0x130/0x130
[  265.870655]  ? mark_held_locks+0x130/0x130
[  265.874896]  ? do_raw_spin_trylock+0x270/0x270
[  265.879490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.885049]  __handle_mm_fault+0x307c/0x5920
[  265.889478]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  265.894331]  ? kasan_check_read+0x11/0x20
[  265.898508]  ? _copy_to_user+0xc8/0x110
[  265.902505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.908082]  ? zap_class+0x640/0x640
[  265.911802]  ? zap_class+0x640/0x640
[  265.915531]  ? find_held_lock+0x36/0x1c0
[  265.919639]  ? handle_mm_fault+0x42a/0xc70
[  265.923886]  ? lock_downgrade+0x900/0x900
[  265.928073]  ? check_preemption_disabled+0x48/0x280
[  265.933114]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.938055]  ? kasan_check_read+0x11/0x20
[  265.942221]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.947517]  ? rcu_softirq_qs+0x20/0x20
[  265.951514]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.956625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.962172]  ? check_preemption_disabled+0x48/0x280
[  265.967204]  handle_mm_fault+0x54f/0xc70
[  265.971277]  ? __handle_mm_fault+0x5920/0x5920
[  265.975869]  ? find_vma+0x34/0x190
[  265.979418]  __do_page_fault+0x5e8/0xe60
[  265.983483]  ? trace_hardirqs_off+0xb8/0x310
[  265.987899]  ? __ia32_sys_read+0xb0/0xb0
[  265.991975]  do_page_fault+0xf2/0x7e0
[  265.995783]  ? vmalloc_sync_all+0x30/0x30
[  265.999937]  ? error_entry+0x70/0xd0
[  266.003658]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.008679]  ? trace_hardirqs_on_caller+0xc0/0x310
[  266.013640]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.018581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.023428]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.028468]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.033930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.039472]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.044496]  ? page_fault+0x8/0x30
[  266.048072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.052947]  ? page_fault+0x8/0x30
[  266.056494]  page_fault+0x1e/0x30
[  266.059989] RIP: 0033:0x4727a0
[  266.063236] Code: Bad RIP value.
[  266.066600] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  266.071971] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  266.079241] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  266.086513] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  266.093786] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  266.101060] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  266.108369] warn_alloc_show_mem: 1 callbacks suppressed
[  266.108383] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  266.108385] Mem-Info:
[  266.108418] active_anon:48509 inactive_anon:132 isolated_anon:0
[  266.108418]  active_file:12 inactive_file:13 isolated_file:0
[  266.108418]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.108418]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  266.108418]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  266.108418]  free:13771 free_pcp:124 free_cma:0
[  266.113768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.120704] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  266.123122] Call Trace:
[  266.155992] Node 0 
[  266.165351]  <IRQ>
[  266.192778] 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
[  266.195345]  dump_stack+0x244/0x39d
[  266.197561] lowmem_reserve[]:
[  266.199713]  ? dump_stack_print_info.cold.1+0x20/0x20
[  266.225190]  0 2818
[  266.228832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.231913]  6321
[  266.237112]  warn_alloc.cold.117+0xb7/0x1bd
[  266.239316]  6321
[  266.244861]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.246907] Node 0 
[  266.251229]  ? lock_downgrade+0x900/0x900
[  266.253300] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  266.258124]  ? trace_hardirqs_off+0xb8/0x310
[  266.260336] lowmem_reserve[]:
[  266.264485]  ? trace_hardirqs_off+0xb8/0x310
[  266.291438]  0 0
[  266.295885]  __alloc_pages_slowpath+0x2660/0x2d70
[  266.298960]  3503 3503
[  266.303402]  ? warn_alloc+0x120/0x120
[  266.310185]  ? warn_alloc+0x120/0x120
[  266.312668] Node 0 
[  266.316469]  ? print_usage_bug+0xc0/0xc0
[  266.320277] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  266.322487]  ? warn_alloc+0x120/0x120
[  266.326536] lowmem_reserve[]:
[  266.354661]  ? print_usage_bug+0xc0/0xc0
[  266.358441]  0
[  266.361545]  ? __lock_acquire+0x62f/0x4c20
[  266.365592]  0
[  266.367398]  ? __lock_acquire+0x62f/0x4c20
[  266.371632]  0
[  266.373450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.377665]  0
[  266.379473]  ? should_fail+0x22d/0xd01
[  266.386806]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.390671] Node 0 DMA: 
[  266.395944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.395961]  ? __lock_acquire+0x62f/0x4c20
[  266.398626] 1*4kB 
[  266.403736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.407952] (U) 
[  266.410104]  ? __lock_acquire+0x62f/0x4c20
[  266.415186] 0*8kB 
[  266.417180]  ? should_fail+0x22d/0xd01
[  266.421406] 0*16kB 
[  266.423561]  ? rcu_irq_exit+0x1a2/0x390
[  266.423585]  ? mark_held_locks+0x130/0x130
[  266.427452] 1*32kB 
[  266.429688]  ? mark_held_locks+0x130/0x130
[  266.433644] (U) 
[  266.437878]  ? mark_held_locks+0xc7/0x130
[  266.440099] 2*64kB 
[  266.444340]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  266.446299] (U) 
[  266.450453]  ? zap_class+0x640/0x640
[  266.452672] 1*128kB 
[  266.457687]  ? print_usage_bug+0xc0/0xc0
[  266.459643] (U) 
[  266.463381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.465699] 1*256kB 
[  266.469796]  ? check_preemption_disabled+0x48/0x280
[  266.471755] (U) 
[  266.477295]  ? __lock_is_held+0xb5/0x140
[  266.479596] 0*512kB 
[  266.484646]  __alloc_pages_nodemask+0xa80/0xde0
[  266.486601] 1*1024kB 
[  266.490662]  ? zap_class+0x640/0x640
[  266.492965] (U) 
[  266.497632]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  266.500043] 1*2048kB 
[  266.503777]  ? find_held_lock+0x36/0x1c0
[  266.505726] (M) 
[  266.510749]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.513131] 3*4096kB (M) 
[  266.517201]  ? lock_downgrade+0x900/0x900
[  266.519165] = 15908kB
[  266.523844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.526596] Node 0 
[  266.530742]  cache_grow_begin+0xa5/0x8c0
[  266.533148] DMA32: 
[  266.538689]  ? do_raw_spin_unlock+0xa7/0x330
[  266.540904] 4*4kB 
[  266.544978]  fallback_alloc+0x204/0x2e0
[  266.547202] (M) 
[  266.551626]  ____cache_alloc_node+0x1c7/0x1e0
[  266.553761] 0*8kB 
[  266.557748]  kmem_cache_alloc_node+0xe3/0x730
[  266.559706] 2*16kB 
[  266.564213]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.566346] (M) 
[  266.570856]  __alloc_skb+0x119/0x770
[  266.573072] 2*32kB 
[  266.577311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.579272] (UM) 
[  266.582984]  ? netdev_alloc_frag+0x1f0/0x1f0
[  266.585212] 4*64kB 
[  266.590487]  ? lock_downgrade+0x900/0x900
[  266.592531] (UM) 
[  266.596947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.599164] 4*128kB 
[  266.603323]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.605366] (M) 
[  266.610910]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.613218] 3*256kB 
[  266.618683]  ? addrconf_rs_timer+0x690/0x690
[  266.620639] (M) 
[  266.626105]  ndisc_alloc_skb+0x144/0x340
[  266.628403] 4*512kB 
[  266.632807]  ndisc_send_rs+0x331/0x6e0
[  266.634774] (UM) 
[  266.638841]  addrconf_rs_timer+0x314/0x690
[  266.641138] 3*1024kB (UM) 
[  266.645041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.647098] 3*2048kB 
[  266.651358]  call_timer_fn+0x272/0x920
[  266.654176] (UM) 
[  266.658407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.660804] 3*4096kB 
[  266.664690]  ? process_timeout+0x40/0x40
[  266.666746] (M) 
[  266.670984]  ? __run_timers+0x7da/0xc70
[  266.673370] = 25200kB
[  266.673381] Node 0 
[  266.678065]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.680033] Normal: 
[  266.684013]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.686419] 786*4kB 
[  266.688657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.693126] (MEH) 440*8kB 
[  266.695464]  ? lockdep_hardirqs_on+0x296/0x5b0
[  266.699935] (UMEH) 
[  266.702262]  ? trace_hardirqs_on+0xbd/0x310
[  266.706495] 141*16kB 
[  266.709342]  ? kasan_check_read+0x11/0x20
[  266.713901] (MEH) 
[  266.716138]  ? __run_timers+0x7da/0xc70
[  266.720443] 54*32kB 
[  266.722856]  ? trace_hardirqs_off_caller+0x310/0x310
[  266.726985] (MEH) 
[  266.729134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.733093] 14*64kB 
[  266.735416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.740498] (UME) 
[  266.742684]  __run_timers+0x7e5/0xc70
[  266.746910] 1*128kB 
[  266.749247]  ? timer_fixup_init+0x70/0x70
[  266.753462] (H) 
[  266.755634]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.759436] 1*256kB 
[  266.761756]  ? zap_class+0x640/0x640
[  266.765899] (H) 
[  266.767878]  ? enqueue_hrtimer+0x1a5/0x560
[  266.772875] 2*512kB 
[  266.775200]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.778896] (H) 
[  266.780875]  ? find_held_lock+0x36/0x1c0
[  266.785081] 1*1024kB (U) 
[  266.787416]  ? zap_class+0x640/0x640
[  266.792579] 0*2048kB 0*4096kB 
[  266.794573]  ? pvclock_read_flags+0x160/0x160
[  266.798613] = 13976kB
[  266.801372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.805079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.808263]  ? check_preemption_disabled+0x48/0x280
[  266.812747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.815156]  ? __lock_is_held+0xb5/0x140
[  266.820681] 163 total pagecache pages
[  266.829584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.834596] 0 pages in swap cache
[  266.843161]  ? check_preemption_disabled+0x48/0x280
[  266.847223] Swap cache stats: add 0, delete 0, find 0/0
[  266.851052]  run_timer_softirq+0x52/0xb0
[  266.856578] Free swap  = 0kB
[  266.860070]  ? rcu_read_lock_sched_held+0x14f/0x180
[  266.865063] Total swap = 0kB
[  266.870426]  __do_softirq+0x308/0xb7e
[  266.874471] 1965979 pages RAM
[  266.877508]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  266.882500] 0 pages HighMem/MovableOnly
[  266.882510] 342867 pages reserved
[  266.885529]  ? lock_downgrade+0x900/0x900
[  266.889306] 0 pages cma reserved
[  266.889410] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.892417]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  266.897059] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.900880]  ? pvclock_read_flags+0x160/0x160
[  266.904313] syz-fuzzer cpuset=
[  266.908464]  ? lapic_next_event+0x5a/0x90
[  266.911807] /
[  266.918313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.923409]  mems_allowed=0
[  266.933644]  ? kvm_clock_read+0x18/0x30
[  266.959555]  ? kvm_sched_clock_read+0x9/0x20
[  266.963969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.969524]  ? check_preemption_disabled+0x48/0x280
[  266.974579]  irq_exit+0x17f/0x1c0
[  266.978054]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.982905]  ? smp_reschedule_interrupt+0x109/0x650
[  266.987926]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.993815]  ? interrupt_entry+0xb5/0xc0
[  266.997883]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.002903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.007924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.012770]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.017798]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.022837]  ? task_prio+0x50/0x50
[  267.026387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.031966]  ? check_preemption_disabled+0x48/0x280
[  267.037023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.041886]  apic_timer_interrupt+0xf/0x20
[  267.046118]  </IRQ>
[  267.048367] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  267.054256] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  267.073159] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  267.080873] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.088146] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  267.095413] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  267.102687] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  267.109968] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  267.117266]  ? save_stack+0xa9/0xd0
[  267.120910]  __kmalloc_node_track_caller+0x33/0x70
[  267.125847]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  267.130624]  pskb_expand_head+0x230/0x10f0
[  267.134862]  ? memcpy+0x45/0x50
[  267.138155]  ? __copy_skb_header+0x350/0x6b0
[  267.142573]  ? skb_release_data+0x880/0x880
[  267.146896]  ? __alloc_skb+0x770/0x770
[  267.150796]  ? __lock_is_held+0xb5/0x140
[  267.154873]  ? kasan_check_write+0x14/0x20
[  267.159121]  ? __skb_clone+0x6c7/0xa00
[  267.163027]  ? __copy_skb_header+0x6b0/0x6b0
[  267.167445]  ? kmem_cache_alloc+0x33a/0x730
[  267.171774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.177322]  skb_ensure_writable+0x3dd/0x640
[  267.181747]  ? skb_checksum_setup+0xaa0/0xaa0
[  267.186244]  ? check_preemption_disabled+0x48/0x280
[  267.191270]  ? __this_cpu_preempt_check+0x1c/0x20
[  267.196131]  ? __bpf_redirect+0x54b/0xb20
[  267.200292]  bpf_clone_redirect+0x14a/0x490
[  267.204630]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  267.209658]  ? __sched_text_start+0x8/0x8
[  267.213821]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.218585]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  267.223170]  ? retint_kernel+0x2d/0x2d
[  267.227075]  ? find_held_lock+0x36/0x1c0
[  267.231155]  ? lock_acquire+0x1ed/0x520
[  267.235142]  ? bpf_test_run+0x3cb/0x780
[  267.239123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.244673]  ? check_preemption_disabled+0x48/0x280
[  267.249695]  ? kasan_check_read+0x11/0x20
[  267.253863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.259154]  ? rcu_softirq_qs+0x20/0x20
[  267.263131]  ? preempt_schedule+0x4d/0x60
[  267.267298]  ? ___preempt_schedule+0x16/0x18
[  267.271737]  ? bpf_test_run+0x25d/0x780
[  267.275775]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.280194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.285738]  ? bpf_test_init.isra.10+0x70/0x100
[  267.290421]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  267.295192]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.300062]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.305608]  ? fput+0x130/0x1a0
[  267.308904]  ? __bpf_prog_get+0x9b/0x290
[  267.312973]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.317817]  ? bpf_prog_test_run+0x130/0x1a0
[  267.322235]  ? __x64_sys_bpf+0x3d8/0x520
[  267.326304]  ? bpf_prog_get+0x20/0x20
[  267.330397]  ? do_syscall_64+0x1b9/0x820
[  267.334464]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.339854]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.344789]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.349812]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.354833]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  267.361509]  ? __switch_to_asm+0x40/0x70
[  267.365575]  ? __switch_to_asm+0x34/0x70
[  267.369645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.374502]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.379888] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  267.379985] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.386564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.386570] Call Trace:
[  267.386578]  <IRQ>
[  267.386596]  dump_stack+0x244/0x39d
[  267.386618]  ? dump_stack_print_info.cold.1+0x20/0x20
[  267.393166] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.402453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.405041] syz-executor5 cpuset=
[  267.407201]  warn_alloc.cold.117+0xb7/0x1bd
[  267.410804] syz5
[  267.416001]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.426489]  mems_allowed=0
[  267.432046]  ? lock_downgrade+0x900/0x900
[  267.453758]  ? trace_hardirqs_off+0xb8/0x310
[  267.458172]  ? trace_hardirqs_off+0xb8/0x310
[  267.462605]  __alloc_pages_slowpath+0x2660/0x2d70
[  267.467485]  ? warn_alloc+0x120/0x120
[  267.471295]  ? warn_alloc+0x120/0x120
[  267.475105]  ? print_usage_bug+0xc0/0xc0
[  267.479172]  ? warn_alloc+0x120/0x120
[  267.482988]  ? print_usage_bug+0xc0/0xc0
[  267.487064]  ? __lock_acquire+0x62f/0x4c20
[  267.491304]  ? __lock_acquire+0x62f/0x4c20
[  267.495552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.501093]  ? should_fail+0x22d/0xd01
[  267.504987]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.510282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.515401]  ? __lock_acquire+0x62f/0x4c20
[  267.519646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.524754]  ? __lock_acquire+0x62f/0x4c20
[  267.529002]  ? should_fail+0x22d/0xd01
[  267.532900]  ? rcu_irq_exit+0x1a2/0x390
[  267.536893]  ? mark_held_locks+0x130/0x130
[  267.541140]  ? mark_held_locks+0x130/0x130
[  267.545392]  ? mark_held_locks+0xc7/0x130
[  267.549552]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  267.554588]  ? zap_class+0x640/0x640
[  267.558314]  ? print_usage_bug+0xc0/0xc0
[  267.562852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.568426]  ? check_preemption_disabled+0x48/0x280
[  267.573470]  ? __lock_is_held+0xb5/0x140
[  267.577553]  __alloc_pages_nodemask+0xa80/0xde0
[  267.582233]  ? zap_class+0x640/0x640
[  267.585955]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  267.590985]  ? find_held_lock+0x36/0x1c0
[  267.595074]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.599750]  ? lock_downgrade+0x900/0x900
[  267.603912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.609460]  cache_grow_begin+0xa5/0x8c0
[  267.613526]  ? do_raw_spin_unlock+0xa7/0x330
[  267.617953]  fallback_alloc+0x204/0x2e0
[  267.621940]  ____cache_alloc_node+0x1c7/0x1e0
[  267.626445]  kmem_cache_alloc_node+0xe3/0x730
[  267.630958]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.635208]  __alloc_skb+0x119/0x770
[  267.638938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.644218]  ? netdev_alloc_frag+0x1f0/0x1f0
[  267.648629]  ? lock_downgrade+0x900/0x900
[  267.652813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.658356]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.663818]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.669270]  ? addrconf_rs_timer+0x690/0x690
[  267.673706]  ndisc_alloc_skb+0x144/0x340
[  267.677776]  ndisc_send_rs+0x331/0x6e0
[  267.681679]  addrconf_rs_timer+0x314/0x690
[  267.685921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.690176]  call_timer_fn+0x272/0x920
[  267.694082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.698322]  ? process_timeout+0x40/0x40
[  267.702396]  ? mark_held_locks+0xc7/0x130
[  267.706559]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.711060]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.715563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.719809]  ? lockdep_hardirqs_on+0x296/0x5b0
[  267.724400]  ? trace_hardirqs_on+0xbd/0x310
[  267.728725]  ? kasan_check_read+0x11/0x20
[  267.732888]  ? __run_timers+0x7da/0xc70
[  267.736868]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.741979]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.746221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.750482]  __run_timers+0x7e5/0xc70
[  267.754295]  ? timer_fixup_init+0x70/0x70
[  267.758462]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.763501]  ? zap_class+0x640/0x640
[  267.767255]  ? print_usage_bug+0xc0/0xc0
[  267.771324]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.776553]  ? find_held_lock+0x36/0x1c0
[  267.780646]  ? zap_class+0x640/0x640
[  267.784372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.789914]  ? check_preemption_disabled+0x48/0x280
[  267.794966]  ? __lock_is_held+0xb5/0x140
[  267.799041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.804595]  ? check_preemption_disabled+0x48/0x280
[  267.809630]  run_timer_softirq+0x52/0xb0
[  267.813699]  ? rcu_read_lock_sched_held+0x14f/0x180
[  267.818718]  __do_softirq+0x308/0xb7e
[  267.822526]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  267.827050]  ? lock_downgrade+0x900/0x900
[  267.831211]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  267.836333]  ? pvclock_read_flags+0x160/0x160
[  267.840863]  ? lapic_next_event+0x5a/0x90
[  267.845029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.850584]  ? kvm_clock_read+0x18/0x30
[  267.854588]  ? kvm_sched_clock_read+0x9/0x20
[  267.859043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.864613]  ? check_preemption_disabled+0x48/0x280
[  267.869642]  irq_exit+0x17f/0x1c0
[  267.873123]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.877993]  ? smp_reschedule_interrupt+0x109/0x650
[  267.883026]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.888937]  ? interrupt_entry+0xb5/0xc0
[  267.892999]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.898045]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.903080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.907925]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.912951]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.917969]  ? task_prio+0x50/0x50
[  267.921513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.927070]  ? check_preemption_disabled+0x48/0x280
[  267.932095]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.936950]  apic_timer_interrupt+0xf/0x20
[  267.941179]  </IRQ>
[  267.943426] RIP: 0010:console_unlock+0xffa/0x1160
[  267.948275] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  267.967178] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  267.974889] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  267.982173] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  267.989450] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  267.996738] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  268.004185] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  268.011483]  ? netconsole_netdev_event+0x280/0x280
[  268.016452]  ? console_unlock+0xff1/0x1160
[  268.020714]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  268.025392]  ? lock_release+0xa00/0xa00
[  268.029372]  ? interrupt_entry+0xc0/0xc0
[  268.033457]  vprintk_emit+0x33d/0x930
[  268.037270]  ? wake_up_klogd+0x180/0x180
[  268.041336]  ? attach_entity_load_avg+0x810/0x860
[  268.046180]  ? __lock_acquire+0x600/0x4c20
[  268.050421]  ? mark_held_locks+0x130/0x130
[  268.054661]  ? print_usage_bug+0xc0/0xc0
[  268.058732]  ? find_held_lock+0x36/0x1c0
[  268.062808]  ? mark_held_locks+0xc7/0x130
[  268.066971]  vprintk_default+0x28/0x30
[  268.070868]  vprintk_func+0x7e/0x181
[  268.074586]  printk+0xa7/0xcf
[  268.077697]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  268.082476]  show_free_areas.cold.118+0x1f34/0x215d
[  268.087529]  ? si_meminfo_node+0x260/0x260
[  268.091781]  ? __lock_acquire+0x62f/0x4c20
[  268.096029]  ? __lock_acquire+0x62f/0x4c20
[  268.100270]  ? __lock_is_held+0xb5/0x140
[  268.104387]  ? mark_held_locks+0x130/0x130
[  268.108641]  ? zap_class+0x640/0x640
[  268.112368]  ? put_dec+0x3b/0xf0
[  268.115747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.121302]  ? find_held_lock+0x36/0x1c0
[  268.125381]  ? serial8250_console_write+0x8b3/0xb10
[  268.130416]  ? lock_downgrade+0x900/0x900
[  268.134573]  ? zap_class+0x640/0x640
[  268.138298]  ? zap_class+0x640/0x640
[  268.142032]  ? print_usage_bug+0xc0/0xc0
[  268.146113]  ? do_raw_spin_unlock+0xa7/0x330
[  268.150554]  ? trace_hardirqs_on+0x310/0x310
[  268.154970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.160520]  ? find_held_lock+0x36/0x1c0
[  268.164609]  ? mark_held_locks+0xc7/0x130
[  268.168764]  ? console_unlock+0xfcd/0x1160
[  268.173033]  ? netconsole_netdev_event+0x280/0x280
[  268.177969]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  268.182561]  ? trace_hardirqs_on+0xbd/0x310
[  268.186887]  ? vprintk_emit+0x33d/0x930
[  268.190865]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.195976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.201527]  ? netconsole_netdev_event+0x280/0x280
[  268.206470]  ? console_unlock+0x8d8/0x1160
[  268.210727]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  268.215396]  ? vprintk_emit+0x7f7/0x930
[  268.219380]  ? lock_release+0xa00/0xa00
[  268.223365]  ? preempt_count_add+0xbc/0x1b0
[  268.227690]  ? wake_up_klogd+0x11a/0x180
[  268.231762]  ? console_device+0xc0/0xc0
[  268.235748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.241308]  ? vprintk_emit+0x268/0x930
[  268.245292]  ? wake_up_klogd+0x180/0x180
[  268.249362]  ? trace_hardirqs_on_caller+0xc0/0x310
[  268.254299]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.259062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.264519]  ? retint_kernel+0x1b/0x2d
[  268.268415]  ? trace_hardirqs_on+0x310/0x310
[  268.272837]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.277629]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  268.282395]  ? show_mem+0x1e/0x17b
[  268.285946]  show_mem+0x34/0x17b
[  268.289322]  dump_header+0x2f1/0xf72
[  268.293054]  ? mark_held_locks+0x130/0x130
[  268.297296]  ? pagefault_out_of_memory+0x197/0x197
[  268.302235]  ? __lock_acquire+0x62f/0x4c20
[  268.306470]  ? zap_class+0x640/0x640
[  268.310192]  ? percpu_ref_get_many+0x240/0x240
[  268.314791]  ? print_usage_bug+0xc0/0xc0
[  268.318869]  ? print_usage_bug+0xc0/0xc0
[  268.322960]  ? zap_class+0x640/0x640
[  268.326681]  ? print_usage_bug+0xc0/0xc0
[  268.330747]  ? print_usage_bug+0xc0/0xc0
[  268.334826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.340373]  ? find_held_lock+0x36/0x1c0
[  268.344459]  ? mark_held_locks+0xc7/0x130
[  268.348618]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.353748]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.358865]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  268.363452]  ? trace_hardirqs_on+0xbd/0x310
[  268.367783]  ? kasan_check_read+0x11/0x20
[  268.371933]  ? ___ratelimit+0x3b4/0x672
[  268.375918]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.381041]  ? trace_hardirqs_on+0x310/0x310
[  268.385462]  ? lock_downgrade+0x900/0x900
[  268.389620]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.394732]  ? ___ratelimit+0x3b9/0x672
[  268.398717]  ? idr_get_free+0xec0/0xec0
[  268.402703]  ? kasan_check_read+0x11/0x20
[  268.406864]  ? do_raw_spin_unlock+0xa7/0x330
[  268.411290]  oom_kill_process.cold.27+0x10/0x903
[  268.416063]  ? zap_class+0x640/0x640
[  268.419790]  ? _raw_spin_unlock+0x2c/0x50
[  268.423960]  ? oom_badness+0xe6/0xaa0
[  268.427780]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.432730]  ? kasan_check_read+0x11/0x20
[  268.436905]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.442205]  ? oom_evaluate_task+0x540/0x540
[  268.446625]  ? find_held_lock+0x36/0x1c0
[  268.450711]  ? out_of_memory+0x974/0x1430
[  268.454869]  ? lock_downgrade+0x900/0x900
[  268.459050]  ? check_preemption_disabled+0x48/0x280
[  268.464088]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.469037]  ? kasan_check_read+0x11/0x20
[  268.473193]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.478477]  ? rcu_softirq_qs+0x20/0x20
[  268.482462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.488007]  ? oom_evaluate_task+0x302/0x540
[  268.492445]  out_of_memory+0xa84/0x1430
[  268.496438]  ? oom_killer_disable+0x3a0/0x3a0
[  268.500992]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  268.505940]  ? __mutex_add_waiter+0x2a0/0x2a0
[  268.510457]  __alloc_pages_slowpath+0x22d4/0x2d70
[  268.515354]  ? warn_alloc+0x120/0x120
[  268.519161]  ? rcu_softirq_qs+0x20/0x20
[  268.523172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.528714]  ? should_fail+0x22d/0xd01
[  268.532613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.537729]  ? zap_class+0x640/0x640
[  268.541479]  ? __lock_is_held+0xb5/0x140
[  268.545562]  ? mark_held_locks+0x130/0x130
[  268.549812]  ? lock_release+0xa00/0xa00
[  268.553792]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.559261]  ? __might_sleep+0x95/0x190
[  268.563248]  __alloc_pages_nodemask+0xa80/0xde0
[  268.567934]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  268.572962]  ? __page_cache_alloc+0x191/0x5c0
[  268.577462]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.582402]  ? kasan_check_read+0x11/0x20
[  268.586565]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.591859]  ? zap_class+0x640/0x640
[  268.595589]  ? zap_class+0x640/0x640
[  268.599321]  ? zap_class+0x640/0x640
[  268.603045]  ? __do_page_cache_readahead+0x7ce/0x980
[  268.608163]  ? find_held_lock+0x36/0x1c0
[  268.612236]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  268.617789]  alloc_pages_current+0x173/0x350
[  268.622212]  __page_cache_alloc+0x38c/0x5c0
[  268.626541]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.631483]  ? kasan_check_read+0x11/0x20
[  268.635636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.640920]  ? generic_perform_write+0x6a0/0x6a0
[  268.645685]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.651229]  ? check_preemption_disabled+0x48/0x280
[  268.656261]  filemap_fault+0x1594/0x25f0
[  268.660339]  ? __lock_page_or_retry+0xa00/0xa00
[  268.665025]  ? mark_held_locks+0x130/0x130
[  268.669282]  ? rcu_softirq_qs+0x20/0x20
[  268.673280]  ? filemap_map_pages+0xe04/0x1990
[  268.677802]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  268.682835]  ? futex_wait_setup+0x15c/0x3e0
[  268.687178]  ? zap_class+0x640/0x640
[  268.690909]  ? lock_acquire+0x1ed/0x520
[  268.694890]  ? alloc_set_pte+0x1447/0x1f40
[  268.699149]  ? lock_acquire+0x1ed/0x520
[  268.703138]  ? ext4_filemap_fault+0x7a/0xad
[  268.707475]  ? lock_release+0xa00/0xa00
[  268.711469]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.716924]  ? print_usage_bug+0xc0/0xc0
[  268.720988]  ? print_usage_bug+0xc0/0xc0
[  268.725076]  ? down_read+0x8d/0x120
[  268.728704]  ? ext4_filemap_fault+0x7a/0xad
[  268.733041]  ? __down_interruptible+0x700/0x700
[  268.737729]  ext4_filemap_fault+0x82/0xad
[  268.741892]  __do_fault+0x100/0x6b0
[  268.745524]  ? unlock_page+0x2c2/0x4c0
[  268.749423]  ? pmd_devmap_trans_unstable+0x220/0x220
[  268.754532]  ? mark_held_locks+0x130/0x130
[  268.758780]  ? mark_held_locks+0x130/0x130
[  268.763029]  ? do_raw_spin_trylock+0x270/0x270
[  268.767629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.773180]  __handle_mm_fault+0x307c/0x5920
[  268.777621]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  268.782490]  ? kasan_check_read+0x11/0x20
[  268.786644]  ? _copy_to_user+0xc8/0x110
[  268.790628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.796181]  ? zap_class+0x640/0x640
[  268.799900]  ? zap_class+0x640/0x640
[  268.803625]  ? find_held_lock+0x36/0x1c0
[  268.807699]  ? handle_mm_fault+0x42a/0xc70
[  268.811943]  ? lock_downgrade+0x900/0x900
[  268.816126]  ? check_preemption_disabled+0x48/0x280
[  268.821161]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.826097]  ? kasan_check_read+0x11/0x20
[  268.830252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.835533]  ? rcu_softirq_qs+0x20/0x20
[  268.839521]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.844633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.850176]  ? check_preemption_disabled+0x48/0x280
[  268.855209]  handle_mm_fault+0x54f/0xc70
[  268.859284]  ? __handle_mm_fault+0x5920/0x5920
[  268.863879]  ? find_vma+0x34/0x190
[  268.867430]  __do_page_fault+0x5e8/0xe60
[  268.871496]  ? trace_hardirqs_off+0xb8/0x310
[  268.875910]  ? __ia32_sys_read+0xb0/0xb0
[  268.879998]  do_page_fault+0xf2/0x7e0
[  268.883813]  ? vmalloc_sync_all+0x30/0x30
[  268.887976]  ? error_entry+0x70/0xd0
[  268.891697]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.896715]  ? trace_hardirqs_on_caller+0xc0/0x310
[  268.901650]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.906593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.911442]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.916462]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.921934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.927475]  ? prepare_exit_to_usermode+0x291/0x3b0
[  268.932506]  ? page_fault+0x8/0x30
[  268.936057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.940911]  ? page_fault+0x8/0x30
[  268.944464]  page_fault+0x1e/0x30
[  268.947921] RIP: 0033:0x4727a0
[  268.951129] Code: Bad RIP value.
[  268.954491] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  268.959857] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  268.967139] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  268.974411] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  268.981685] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  268.988955] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  268.996257] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  268.996263] warn_alloc_show_mem: 1 callbacks suppressed
[  268.996271] Mem-Info:
[  269.003205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.008584] active_anon:48509 inactive_anon:132 isolated_anon:0
[  269.008584]  active_file:12 inactive_file:13 isolated_file:0
[  269.008584]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.008584]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  269.008584]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  269.008584]  free:13771 free_pcp:124 free_cma:0
[  269.010961] Call Trace:
[  269.020363] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  269.053222]  <IRQ>
[  269.055818] Node 0 
[  269.083249]  dump_stack+0x244/0x39d
[  269.085403] 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
[  269.087626]  ? dump_stack_print_info.cold.1+0x20/0x20
[  269.091231] lowmem_reserve[]:
[  269.116823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.121990]  0
[  269.125111]  warn_alloc.cold.117+0xb7/0x1bd
[  269.130620]  2818
[  269.132424]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.136724]  6321
[  269.138792]  ? lock_downgrade+0x900/0x900
[  269.143616]  6321
[  269.145695]  ? trace_hardirqs_off+0xb8/0x310
[  269.151912]  ? trace_hardirqs_off+0xb8/0x310
[  269.156304] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  269.160747]  __alloc_pages_slowpath+0x2660/0x2d70
[  269.160790]  ? warn_alloc+0x120/0x120
[  269.188347] lowmem_reserve[]: 0
[  269.193209]  ? warn_alloc+0x120/0x120
[  269.197033]  0
[  269.200330]  ? print_usage_bug+0xc0/0xc0
[  269.204110]  3503
[  269.205915]  ? warn_alloc+0x120/0x120
[  269.209955]  3503
[  269.212032]  ? print_usage_bug+0xc0/0xc0
[  269.217877]  ? __lock_acquire+0x62f/0x4c20
[  269.221918] Node 0 
[  269.226163]  ? __lock_acquire+0x62f/0x4c20
[  269.226201] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  269.228413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.232623] lowmem_reserve[]: 0
[  269.260735]  ? should_fail+0x22d/0xd01
[  269.266253]  0
[  269.269535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.273430]  0
[  269.275261]  ? __lock_acquire+0x62f/0x4c20
[  269.280345]  0
[  269.282148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.286365] Node 0 
[  269.288178]  ? __lock_acquire+0x62f/0x4c20
[  269.293260] DMA: 
[  269.295494]  ? should_fail+0x22d/0xd01
[  269.299712] 1*4kB 
[  269.301779]  ? find_held_lock+0x36/0x1c0
[  269.305649] (U) 
[  269.307803]  ? mark_held_locks+0x130/0x130
[  269.311837] 0*8kB 0*16kB 
[  269.313827]  ? mark_held_locks+0x130/0x130
[  269.318043] 1*32kB (U) 2*64kB 
[  269.320822]  ? zap_class+0x640/0x640
[  269.325049] (U) 1*128kB 
[  269.328252]  ? zap_class+0x640/0x640
[  269.331946] (U) 
[  269.334618]  ? print_usage_bug+0xc0/0xc0
[  269.338311] 1*256kB 
[  269.340284]  ? do_raw_spin_unlock+0xa7/0x330
[  269.344325] (U) 
[  269.346650]  ? zap_class+0x640/0x640
[  269.351043] 0*512kB 1*1024kB (U) 
[  269.353053]  ? print_usage_bug+0xc0/0xc0
[  269.356742] 1*2048kB 
[  269.360200]  ? wq_watchdog_touch+0x9c/0xfe
[  269.364245] (M) 
[  269.366664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.370874] 3*4096kB (M) 
[  269.372862]  ? check_preemption_disabled+0x48/0x280
[  269.378460] = 15908kB
[  269.378469] Node 0 
[  269.381234]  ? __lock_is_held+0xb5/0x140
[  269.386230] DMA32: 
[  269.388647]  __alloc_pages_nodemask+0xa80/0xde0
[  269.390861] 4*4kB 
[  269.394922]  ? zap_class+0x640/0x640
[  269.397134] (M) 0*8kB 
[  269.401813]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  269.403938] 2*16kB (M) 
[  269.407666]  ? find_held_lock+0x36/0x1c0
[  269.410137] 2*32kB (UM) 
[  269.415170]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.417729] 4*64kB 
[  269.421787]  ? lock_downgrade+0x900/0x900
[  269.424440] (UM) 
[  269.429108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.431322] 4*128kB 
[  269.435468]  cache_grow_begin+0xa5/0x8c0
[  269.437524] (M) 
[  269.443073]  ? do_raw_spin_unlock+0xa7/0x330
[  269.445382] 3*256kB 
[  269.449442]  fallback_alloc+0x204/0x2e0
[  269.451394] (M) 
[  269.456273]  ____cache_alloc_node+0x1c7/0x1e0
[  269.458585] 4*512kB 
[  269.462563]  kmem_cache_alloc_node+0xe3/0x730
[  269.464529] (UM) 
[  269.469063]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.471376] 3*1024kB 
[  269.475897]  __alloc_skb+0x119/0x770
[  269.477952] (UM) 
[  269.482190]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  269.484577] 3*2048kB 
[  269.488289]  ? netdev_alloc_frag+0x1f0/0x1f0
[  269.490335] (UM) 
[  269.495623]  ? lock_downgrade+0x900/0x900
[  269.498028] 3*4096kB 
[  269.502441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.504480] (M) 
[  269.508630]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.511026] = 25200kB
[  269.516569]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.518540] Node 0 
[  269.524001]  ? addrconf_rs_timer+0x690/0x690
[  269.526414] Normal: 
[  269.531913]  ndisc_alloc_skb+0x144/0x340
[  269.534139] 786*4kB 
[  269.538553]  ndisc_send_rs+0x331/0x6e0
[  269.540859] (MEH) 
[  269.544942]  addrconf_rs_timer+0x314/0x690
[  269.547259] 440*8kB 
[  269.551145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.553287] (UMEH) 
[  269.557529]  call_timer_fn+0x272/0x920
[  269.559819] 141*16kB (MEH) 
[  269.564160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.566384] 54*32kB 
[  269.570268]  ? process_timeout+0x40/0x40
[  269.573190] (MEH) 
[  269.577431]  ? __run_timers+0x7da/0xc70
[  269.579725] 14*64kB (UME) 
[  269.583802]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.585928] 1*128kB 
[  269.589900]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.592727] (H) 
[  269.597234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.599547] 1*256kB 
[  269.604040]  ? lockdep_hardirqs_on+0x296/0x5b0
[  269.605998] (H) 
[  269.610241]  ? trace_hardirqs_on+0xbd/0x310
[  269.612552] 2*512kB 
[  269.617133]  ? kasan_check_read+0x11/0x20
[  269.619089] (H) 
[  269.623405]  ? __run_timers+0x7da/0xc70
[  269.625709] 1*1024kB 
[  269.629878]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.631844] (U) 
[  269.635832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.638223] 0*2048kB 
[  269.643342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.645302] 0*4096kB 
[  269.649535]  __run_timers+0x7e5/0xc70
[  269.651930] = 13976kB
[  269.656172]  ? timer_fixup_init+0x70/0x70
[  269.658567] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  269.662359]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.664766] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  269.668925]  ? zap_class+0x640/0x640
[  269.677753] 163 total pagecache pages
[  269.682790]  ? enqueue_hrtimer+0x1a5/0x560
[  269.691353] 0 pages in swap cache
[  269.695064]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.698847] Swap cache stats: add 0, delete 0, find 0/0
[  269.703084]  ? find_held_lock+0x36/0x1c0
[  269.706530] Free swap  = 0kB
[  269.711755]  ? zap_class+0x640/0x640
[  269.717104] Total swap = 0kB
[  269.721166]  ? pvclock_read_flags+0x160/0x160
[  269.724160] 1965979 pages RAM
[  269.727873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.730873] 0 pages HighMem/MovableOnly
[  269.735370]  ? check_preemption_disabled+0x48/0x280
[  269.738451] 342867 pages reserved
[  269.738460] 0 pages cma reserved
[  269.744004]  ? __lock_is_held+0xb5/0x140
[  269.748052] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.752984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.756513] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.759782]  ? check_preemption_disabled+0x48/0x280
[  269.763832] syz-fuzzer cpuset=
[  269.770321]  run_timer_softirq+0x52/0xb0
[  269.775842] /
[  269.786072]  ? rcu_read_lock_sched_held+0x14f/0x180
[  269.791073]  mems_allowed=0
[  269.794264]  __do_softirq+0x308/0xb7e
[  269.811743]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  269.816239]  ? lock_downgrade+0x900/0x900
[  269.820392]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  269.825529]  ? pvclock_read_flags+0x160/0x160
[  269.830041]  ? lapic_next_event+0x5a/0x90
[  269.834204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.839760]  ? kvm_clock_read+0x18/0x30
[  269.843735]  ? kvm_sched_clock_read+0x9/0x20
[  269.848148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.853701]  ? check_preemption_disabled+0x48/0x280
[  269.858728]  irq_exit+0x17f/0x1c0
[  269.862183]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.867031]  ? smp_reschedule_interrupt+0x109/0x650
[  269.872063]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.877956]  ? interrupt_entry+0xb5/0xc0
[  269.882030]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.887060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.892085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.896930]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.901948]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.906966]  ? task_prio+0x50/0x50
[  269.910539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.916102]  ? check_preemption_disabled+0x48/0x280
[  269.921128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.925984]  apic_timer_interrupt+0xf/0x20
[  269.930244]  </IRQ>
[  269.932491] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  269.938390] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  269.957289] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  269.965001] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  269.972284] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  269.979554] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  269.986841] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  269.994111] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  270.001405]  ? save_stack+0xa9/0xd0
[  270.005069]  __kmalloc_node_track_caller+0x33/0x70
[  270.010007]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  270.014787]  pskb_expand_head+0x230/0x10f0
[  270.019033]  ? memcpy+0x45/0x50
[  270.022322]  ? __copy_skb_header+0x350/0x6b0
[  270.026739]  ? skb_release_data+0x880/0x880
[  270.031075]  ? __alloc_skb+0x770/0x770
[  270.035003]  ? __lock_is_held+0xb5/0x140
[  270.039091]  ? kasan_check_write+0x14/0x20
[  270.043340]  ? __skb_clone+0x6c7/0xa00
[  270.047234]  ? __copy_skb_header+0x6b0/0x6b0
[  270.051645]  ? kmem_cache_alloc+0x33a/0x730
[  270.055972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.061533]  skb_ensure_writable+0x3dd/0x640
[  270.065947]  ? skb_checksum_setup+0xaa0/0xaa0
[  270.070444]  ? check_preemption_disabled+0x48/0x280
[  270.075474]  ? __this_cpu_preempt_check+0x1c/0x20
[  270.080322]  ? __bpf_redirect+0x54b/0xb20
[  270.084480]  bpf_clone_redirect+0x14a/0x490
[  270.088814]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  270.093881]  ? __sched_text_start+0x8/0x8
[  270.098041]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.102815]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  270.107405]  ? retint_kernel+0x2d/0x2d
[  270.111303]  ? find_held_lock+0x36/0x1c0
[  270.115374]  ? lock_acquire+0x1ed/0x520
[  270.119353]  ? bpf_test_run+0x3cb/0x780
[  270.123357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.128910]  ? check_preemption_disabled+0x48/0x280
[  270.133942]  ? kasan_check_read+0x11/0x20
[  270.138096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.143377]  ? rcu_softirq_qs+0x20/0x20
[  270.147361]  ? preempt_schedule+0x4d/0x60
[  270.151534]  ? ___preempt_schedule+0x16/0x18
[  270.155954]  ? bpf_test_run+0x25d/0x780
[  270.159939]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.164354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.169894]  ? bpf_test_init.isra.10+0x70/0x100
[  270.174582]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  270.179349]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.184194]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.189737]  ? fput+0x130/0x1a0
[  270.193030]  ? __bpf_prog_get+0x9b/0x290
[  270.197113]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.201954]  ? bpf_prog_test_run+0x130/0x1a0
[  270.206366]  ? __x64_sys_bpf+0x3d8/0x520
[  270.210459]  ? bpf_prog_get+0x20/0x20
[  270.214296]  ? do_syscall_64+0x1b9/0x820
[  270.218359]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.223726]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.228663]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.233703]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.238721]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  270.245388]  ? __switch_to_asm+0x40/0x70
[  270.249449]  ? __switch_to_asm+0x34/0x70
[  270.253530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.258381]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.263781] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  270.263910] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.270469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.270475] Call Trace:
[  270.270482]  <IRQ>
[  270.270500]  dump_stack+0x244/0x39d
[  270.270519]  ? dump_stack_print_info.cold.1+0x20/0x20
[  270.277111] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.286366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.288933] syz-executor5 cpuset=
[  270.291087]  warn_alloc.cold.117+0xb7/0x1bd
[  270.294689] syz5
[  270.299901]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.310379]  mems_allowed=0
[  270.315916]  ? lock_downgrade+0x900/0x900
[  270.337602]  ? trace_hardirqs_off+0xb8/0x310
[  270.342049]  ? trace_hardirqs_off+0xb8/0x310
[  270.346469]  __alloc_pages_slowpath+0x2660/0x2d70
[  270.351376]  ? warn_alloc+0x120/0x120
[  270.355187]  ? warn_alloc+0x120/0x120
[  270.358992]  ? print_usage_bug+0xc0/0xc0
[  270.363091]  ? warn_alloc+0x120/0x120
[  270.366896]  ? print_usage_bug+0xc0/0xc0
[  270.370961]  ? __lock_acquire+0x62f/0x4c20
[  270.375203]  ? __lock_acquire+0x62f/0x4c20
[  270.379448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.384989]  ? should_fail+0x22d/0xd01
[  270.388893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.394177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.399284]  ? __lock_acquire+0x62f/0x4c20
[  270.403528]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.408667]  ? __lock_acquire+0x62f/0x4c20
[  270.412916]  ? should_fail+0x22d/0xd01
[  270.416831]  ? rcu_irq_exit+0x1a2/0x390
[  270.420818]  ? mark_held_locks+0x130/0x130
[  270.425090]  ? mark_held_locks+0x130/0x130
[  270.429345]  ? mark_held_locks+0xc7/0x130
[  270.433517]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  270.438541]  ? zap_class+0x640/0x640
[  270.442273]  ? print_usage_bug+0xc0/0xc0
[  270.446340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.451891]  ? check_preemption_disabled+0x48/0x280
[  270.456933]  ? __lock_is_held+0xb5/0x140
[  270.461026]  __alloc_pages_nodemask+0xa80/0xde0
[  270.465701]  ? zap_class+0x640/0x640
[  270.469423]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  270.474451]  ? find_held_lock+0x36/0x1c0
[  270.478561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.483232]  ? lock_downgrade+0x900/0x900
[  270.487405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.492950]  cache_grow_begin+0xa5/0x8c0
[  270.497012]  ? do_raw_spin_unlock+0xa7/0x330
[  270.501453]  fallback_alloc+0x204/0x2e0
[  270.505437]  ____cache_alloc_node+0x1c7/0x1e0
[  270.509943]  kmem_cache_alloc_node+0xe3/0x730
[  270.514446]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.518694]  __alloc_skb+0x119/0x770
[  270.522415]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.527696]  ? netdev_alloc_frag+0x1f0/0x1f0
[  270.532107]  ? lock_downgrade+0x900/0x900
[  270.536266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.541805]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.547262]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.552717]  ? addrconf_rs_timer+0x690/0x690
[  270.557145]  ndisc_alloc_skb+0x144/0x340
[  270.561216]  ndisc_send_rs+0x331/0x6e0
[  270.565111]  addrconf_rs_timer+0x314/0x690
[  270.569369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.573635]  call_timer_fn+0x272/0x920
[  270.577524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.581767]  ? process_timeout+0x40/0x40
[  270.585852]  ? mark_held_locks+0xc7/0x130
[  270.590006]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.594512]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.599030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.603271]  ? lockdep_hardirqs_on+0x296/0x5b0
[  270.607861]  ? trace_hardirqs_on+0xbd/0x310
[  270.612188]  ? kasan_check_read+0x11/0x20
[  270.616337]  ? __run_timers+0x7da/0xc70
[  270.620316]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.625423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.629667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.633914]  __run_timers+0x7e5/0xc70
[  270.637730]  ? timer_fixup_init+0x70/0x70
[  270.641879]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.646894]  ? zap_class+0x640/0x640
[  270.650621]  ? print_usage_bug+0xc0/0xc0
[  270.654696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.659897]  ? find_held_lock+0x36/0x1c0
[  270.663965]  ? zap_class+0x640/0x640
[  270.667686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.673224]  ? check_preemption_disabled+0x48/0x280
[  270.678252]  ? __lock_is_held+0xb5/0x140
[  270.682318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.687866]  ? check_preemption_disabled+0x48/0x280
[  270.692911]  run_timer_softirq+0x52/0xb0
[  270.696975]  ? rcu_read_lock_sched_held+0x14f/0x180
[  270.701994]  __do_softirq+0x308/0xb7e
[  270.705810]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  270.710308]  ? lock_downgrade+0x900/0x900
[  270.714465]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  270.719593]  ? pvclock_read_flags+0x160/0x160
[  270.724096]  ? lapic_next_event+0x5a/0x90
[  270.728252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.733822]  ? kvm_clock_read+0x18/0x30
[  270.737799]  ? kvm_sched_clock_read+0x9/0x20
[  270.742213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.747757]  ? check_preemption_disabled+0x48/0x280
[  270.752783]  irq_exit+0x17f/0x1c0
[  270.756239]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.761085]  ? smp_reschedule_interrupt+0x109/0x650
[  270.766108]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.772009]  ? interrupt_entry+0xb5/0xc0
[  270.776113]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.781134]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.786169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.791025]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.796047]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.801066]  ? task_prio+0x50/0x50
[  270.804608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.810152]  ? check_preemption_disabled+0x48/0x280
[  270.815178]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.820042]  apic_timer_interrupt+0xf/0x20
[  270.824292]  </IRQ>
[  270.826557] RIP: 0010:console_unlock+0xffa/0x1160
[  270.831401] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  270.850302] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  270.858025] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  270.865295] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  270.872569] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  270.879837] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  270.887123] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  270.894408]  ? netconsole_netdev_event+0x280/0x280
[  270.899367]  ? console_unlock+0xff1/0x1160
[  270.903630]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  270.908309]  ? lock_release+0xa00/0xa00
[  270.912291]  ? interrupt_entry+0xc0/0xc0
[  270.916374]  vprintk_emit+0x33d/0x930
[  270.920182]  ? wake_up_klogd+0x180/0x180
[  270.924246]  ? attach_entity_load_avg+0x810/0x860
[  270.929092]  ? __lock_acquire+0x600/0x4c20
[  270.933333]  ? mark_held_locks+0x130/0x130
[  270.937578]  ? print_usage_bug+0xc0/0xc0
[  270.941651]  ? find_held_lock+0x36/0x1c0
[  270.945724]  ? mark_held_locks+0xc7/0x130
[  270.949877]  vprintk_default+0x28/0x30
[  270.953767]  vprintk_func+0x7e/0x181
[  270.957513]  printk+0xa7/0xcf
[  270.960636]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  270.965425]  show_free_areas.cold.118+0x1f34/0x215d
[  270.970467]  ? si_meminfo_node+0x260/0x260
[  270.974715]  ? __lock_acquire+0x62f/0x4c20
[  270.978955]  ? __lock_acquire+0x62f/0x4c20
[  270.983193]  ? __lock_is_held+0xb5/0x140
[  270.987271]  ? mark_held_locks+0x130/0x130
[  270.991512]  ? zap_class+0x640/0x640
[  270.995235]  ? put_dec+0x3b/0xf0
[  270.998611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.004176]  ? find_held_lock+0x36/0x1c0
[  271.008251]  ? serial8250_console_write+0x8b3/0xb10
[  271.013269]  ? lock_downgrade+0x900/0x900
[  271.017418]  ? zap_class+0x640/0x640
[  271.021137]  ? zap_class+0x640/0x640
[  271.024877]  ? print_usage_bug+0xc0/0xc0
[  271.028968]  ? do_raw_spin_unlock+0xa7/0x330
[  271.033383]  ? trace_hardirqs_on+0x310/0x310
[  271.037835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.043394]  ? find_held_lock+0x36/0x1c0
[  271.047465]  ? mark_held_locks+0xc7/0x130
[  271.051617]  ? console_unlock+0xfcd/0x1160
[  271.055858]  ? netconsole_netdev_event+0x280/0x280
[  271.060791]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.065381]  ? trace_hardirqs_on+0xbd/0x310
[  271.069702]  ? vprintk_emit+0x33d/0x930
[  271.073679]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.078785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.084326]  ? netconsole_netdev_event+0x280/0x280
[  271.089263]  ? console_unlock+0x8d8/0x1160
[  271.093516]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  271.098204]  ? vprintk_emit+0x7f7/0x930
[  271.102235]  ? lock_release+0xa00/0xa00
[  271.106218]  ? preempt_count_add+0xbc/0x1b0
[  271.110583]  ? wake_up_klogd+0x11a/0x180
[  271.114650]  ? console_device+0xc0/0xc0
[  271.118627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.124173]  ? vprintk_emit+0x268/0x930
[  271.128154]  ? wake_up_klogd+0x180/0x180
[  271.132221]  ? trace_hardirqs_on_caller+0xc0/0x310
[  271.137155]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.141928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.147384]  ? retint_kernel+0x1b/0x2d
[  271.151277]  ? trace_hardirqs_on+0x310/0x310
[  271.155700]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.160495]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  271.165259]  ? show_mem+0x1e/0x17b
[  271.168834]  show_mem+0x34/0x17b
[  271.172207]  dump_header+0x2f1/0xf72
[  271.175926]  ? mark_held_locks+0x130/0x130
[  271.180165]  ? pagefault_out_of_memory+0x197/0x197
[  271.185104]  ? __lock_acquire+0x62f/0x4c20
[  271.189339]  ? zap_class+0x640/0x640
[  271.193063]  ? percpu_ref_get_many+0x240/0x240
[  271.197649]  ? print_usage_bug+0xc0/0xc0
[  271.201718]  ? print_usage_bug+0xc0/0xc0
[  271.205785]  ? zap_class+0x640/0x640
[  271.209503]  ? print_usage_bug+0xc0/0xc0
[  271.213568]  ? print_usage_bug+0xc0/0xc0
[  271.217638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.223185]  ? find_held_lock+0x36/0x1c0
[  271.227258]  ? mark_held_locks+0xc7/0x130
[  271.231420]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.236529]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.241639]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.246224]  ? trace_hardirqs_on+0xbd/0x310
[  271.250557]  ? kasan_check_read+0x11/0x20
[  271.254709]  ? ___ratelimit+0x3b4/0x672
[  271.258697]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.263804]  ? trace_hardirqs_on+0x310/0x310
[  271.268234]  ? lock_downgrade+0x900/0x900
[  271.272390]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.277496]  ? ___ratelimit+0x3b9/0x672
[  271.281472]  ? idr_get_free+0xec0/0xec0
[  271.285449]  ? kasan_check_read+0x11/0x20
[  271.289600]  ? do_raw_spin_unlock+0xa7/0x330
[  271.294028]  oom_kill_process.cold.27+0x10/0x903
[  271.298791]  ? zap_class+0x640/0x640
[  271.302507]  ? _raw_spin_unlock+0x2c/0x50
[  271.306695]  ? oom_badness+0xe6/0xaa0
[  271.310501]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.315431]  ? kasan_check_read+0x11/0x20
[  271.319583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.324865]  ? oom_evaluate_task+0x540/0x540
[  271.329277]  ? find_held_lock+0x36/0x1c0
[  271.333349]  ? out_of_memory+0x974/0x1430
[  271.337503]  ? lock_downgrade+0x900/0x900
[  271.341672]  ? check_preemption_disabled+0x48/0x280
[  271.346695]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.351623]  ? kasan_check_read+0x11/0x20
[  271.355775]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.361054]  ? rcu_softirq_qs+0x20/0x20
[  271.365046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.370586]  ? oom_evaluate_task+0x302/0x540
[  271.374995]  out_of_memory+0xa84/0x1430
[  271.379024]  ? oom_killer_disable+0x3a0/0x3a0
[  271.383525]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  271.388465]  ? __mutex_add_waiter+0x2a0/0x2a0
[  271.392974]  __alloc_pages_slowpath+0x22d4/0x2d70
[  271.397850]  ? warn_alloc+0x120/0x120
[  271.401666]  ? rcu_softirq_qs+0x20/0x20
[  271.405671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.411215]  ? should_fail+0x22d/0xd01
[  271.415111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.420218]  ? zap_class+0x640/0x640
[  271.423985]  ? __lock_is_held+0xb5/0x140
[  271.428087]  ? mark_held_locks+0x130/0x130
[  271.432332]  ? lock_release+0xa00/0xa00
[  271.436314]  ? perf_trace_sched_process_exec+0x860/0x860
[  271.441776]  ? __might_sleep+0x95/0x190
[  271.445774]  __alloc_pages_nodemask+0xa80/0xde0
[  271.450452]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  271.455650]  ? __page_cache_alloc+0x191/0x5c0
[  271.460155]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.465090]  ? kasan_check_read+0x11/0x20
[  271.469242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.474527]  ? zap_class+0x640/0x640
[  271.478280]  ? zap_class+0x640/0x640
[  271.481999]  ? zap_class+0x640/0x640
[  271.485725]  ? __do_page_cache_readahead+0x7ce/0x980
[  271.490856]  ? find_held_lock+0x36/0x1c0
[  271.494926]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  271.500500]  alloc_pages_current+0x173/0x350
[  271.504940]  __page_cache_alloc+0x38c/0x5c0
[  271.509262]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.514193]  ? kasan_check_read+0x11/0x20
[  271.518343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.523624]  ? generic_perform_write+0x6a0/0x6a0
[  271.528380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.533919]  ? check_preemption_disabled+0x48/0x280
[  271.538945]  filemap_fault+0x1594/0x25f0
[  271.543028]  ? __lock_page_or_retry+0xa00/0xa00
[  271.547702]  ? mark_held_locks+0x130/0x130
[  271.551940]  ? rcu_softirq_qs+0x20/0x20
[  271.555927]  ? filemap_map_pages+0xe04/0x1990
[  271.560442]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  271.565873]  ? futex_wait_setup+0x15c/0x3e0
[  271.570203]  ? zap_class+0x640/0x640
[  271.573927]  ? lock_acquire+0x1ed/0x520
[  271.577908]  ? alloc_set_pte+0x1447/0x1f40
[  271.582165]  ? lock_acquire+0x1ed/0x520
[  271.586142]  ? ext4_filemap_fault+0x7a/0xad
[  271.590477]  ? lock_release+0xa00/0xa00
[  271.594453]  ? perf_trace_sched_process_exec+0x860/0x860
[  271.599903]  ? print_usage_bug+0xc0/0xc0
[  271.603962]  ? print_usage_bug+0xc0/0xc0
[  271.608045]  ? down_read+0x8d/0x120
[  271.611687]  ? ext4_filemap_fault+0x7a/0xad
[  271.616013]  ? __down_interruptible+0x700/0x700
[  271.620705]  ext4_filemap_fault+0x82/0xad
[  271.624862]  __do_fault+0x100/0x6b0
[  271.628492]  ? unlock_page+0x2c2/0x4c0
[  271.632381]  ? pmd_devmap_trans_unstable+0x220/0x220
[  271.637491]  ? mark_held_locks+0x130/0x130
[  271.641727]  ? mark_held_locks+0x130/0x130
[  271.645959]  ? do_raw_spin_trylock+0x270/0x270
[  271.650558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.656106]  __handle_mm_fault+0x307c/0x5920
[  271.660527]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  271.665391]  ? kasan_check_read+0x11/0x20
[  271.669541]  ? _copy_to_user+0xc8/0x110
[  271.673530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.679094]  ? zap_class+0x640/0x640
[  271.682811]  ? zap_class+0x640/0x640
[  271.686561]  ? find_held_lock+0x36/0x1c0
[  271.690632]  ? handle_mm_fault+0x42a/0xc70
[  271.694898]  ? lock_downgrade+0x900/0x900
[  271.699056]  ? check_preemption_disabled+0x48/0x280
[  271.704100]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.709042]  ? kasan_check_read+0x11/0x20
[  271.713194]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.718476]  ? rcu_softirq_qs+0x20/0x20
[  271.722454]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.727597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.733140]  ? check_preemption_disabled+0x48/0x280
[  271.738168]  handle_mm_fault+0x54f/0xc70
[  271.742252]  ? __handle_mm_fault+0x5920/0x5920
[  271.746854]  ? find_vma+0x34/0x190
[  271.750405]  __do_page_fault+0x5e8/0xe60
[  271.754476]  ? trace_hardirqs_off+0xb8/0x310
[  271.758897]  ? __ia32_sys_read+0xb0/0xb0
[  271.762991]  do_page_fault+0xf2/0x7e0
[  271.766803]  ? vmalloc_sync_all+0x30/0x30
[  271.770963]  ? error_entry+0x70/0xd0
[  271.774681]  ? trace_hardirqs_off_caller+0xbb/0x310
[  271.779697]  ? trace_hardirqs_on_caller+0xc0/0x310
[  271.784628]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.789564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.794414]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.799433]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.804887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.810425]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.815448]  ? page_fault+0x8/0x30
[  271.818992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.823868]  ? page_fault+0x8/0x30
[  271.827412]  page_fault+0x1e/0x30
[  271.830875] RIP: 0033:0x4727a0
[  271.834087] Code: Bad RIP value.
[  271.837452] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  271.842824] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  271.850102] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  271.857375] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  271.864642] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  271.871909] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  271.879211] warn_alloc_show_mem: 1 callbacks suppressed
[  271.879223] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  271.879225] Mem-Info:
[  271.879258] active_anon:48509 inactive_anon:132 isolated_anon:0
[  271.879258]  active_file:12 inactive_file:13 isolated_file:0
[  271.879258]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.879258]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  271.879258]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  271.879258]  free:13771 free_pcp:124 free_cma:0
[  271.884602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.891559] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  271.893955] Call Trace:
[  271.926841] Node 0 
[  271.936190]  <IRQ>
[  271.963610] 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
[  271.963613] lowmem_reserve[]: 0 2818 6321 6321
[  271.963628] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  271.963648] lowmem_reserve[]: 0 0 3503 3503
[  271.963662] Node 0 Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  271.963682] lowmem_reserve[]: 0 0 0 0
[  271.963695] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  271.963753] Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB (M) 2*32kB (UM) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25200kB
[  271.963813] Node 0 Normal: 786*4kB (MEH) 440*8kB (UMEH) 141*16kB (MEH) 54*32kB (MEH) 14*64kB (UME) 1*128kB (H) 1*256kB (H) 2*512kB (H) 1*1024kB (U) 0*2048kB 0*4096kB = 13976kB
[  271.963878] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.963883] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.963887] 163 total pagecache pages
[  271.963898] 0 pages in swap cache
[  271.963902] Swap cache stats: add 0, delete 0, find 0/0
[  271.963905] Free swap  = 0kB
[  271.963908] Total swap = 0kB
[  271.963911] 1965979 pages RAM
[  271.963914] 0 pages HighMem/MovableOnly
[  271.963917] 342867 pages reserved
[  271.963920] 0 pages cma reserved
[  271.963982] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.964050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.964073] syz-fuzzer cpuset=
[  271.966674]  dump_stack+0x244/0x39d
[  271.968910] /
[  271.971074]  ? dump_stack_print_info.cold.1+0x20/0x20
[  271.996581]  mems_allowed=0
[  272.192782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.198334]  warn_alloc.cold.117+0xb7/0x1bd
[  272.202664]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.207527]  ? lock_downgrade+0x900/0x900
[  272.211698]  ? trace_hardirqs_off+0xb8/0x310
[  272.216140]  ? trace_hardirqs_off+0xb8/0x310
[  272.220558]  __alloc_pages_slowpath+0x2660/0x2d70
[  272.225444]  ? warn_alloc+0x120/0x120
[  272.229251]  ? warn_alloc+0x120/0x120
[  272.233064]  ? print_usage_bug+0xc0/0xc0
[  272.237147]  ? warn_alloc+0x120/0x120
[  272.240953]  ? print_usage_bug+0xc0/0xc0
[  272.245068]  ? __lock_acquire+0x62f/0x4c20
[  272.249315]  ? __lock_acquire+0x62f/0x4c20
[  272.253554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.259094]  ? should_fail+0x22d/0xd01
[  272.262986]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.268270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.273375]  ? __lock_acquire+0x62f/0x4c20
[  272.277621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.282727]  ? __lock_acquire+0x62f/0x4c20
[  272.286962]  ? should_fail+0x22d/0xd01
[  272.290861]  ? rcu_irq_exit+0x1a2/0x390
[  272.294844]  ? mark_held_locks+0x130/0x130
[  272.299085]  ? mark_held_locks+0x130/0x130
[  272.303330]  ? mark_held_locks+0xc7/0x130
[  272.307479]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  272.312505]  ? zap_class+0x640/0x640
[  272.316225]  ? print_usage_bug+0xc0/0xc0
[  272.320292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.325832]  ? check_preemption_disabled+0x48/0x280
[  272.330857]  ? __lock_is_held+0xb5/0x140
[  272.334924]  __alloc_pages_nodemask+0xa80/0xde0
[  272.339592]  ? zap_class+0x640/0x640
[  272.343315]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  272.348346]  ? find_held_lock+0x36/0x1c0
[  272.352433]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.357134]  ? lock_downgrade+0x900/0x900
[  272.361294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.366849]  cache_grow_begin+0xa5/0x8c0
[  272.370920]  ? do_raw_spin_unlock+0xa7/0x330
[  272.375345]  fallback_alloc+0x204/0x2e0
[  272.379337]  ____cache_alloc_node+0x1c7/0x1e0
[  272.383857]  kmem_cache_alloc_node+0xe3/0x730
[  272.388363]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.392616]  __alloc_skb+0x119/0x770
[  272.396338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.401621]  ? netdev_alloc_frag+0x1f0/0x1f0
[  272.406041]  ? lock_downgrade+0x900/0x900
[  272.410209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.415761]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.421219]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.426668]  ? addrconf_rs_timer+0x690/0x690
[  272.431113]  ndisc_alloc_skb+0x144/0x340
[  272.435182]  ndisc_send_rs+0x331/0x6e0
[  272.439083]  addrconf_rs_timer+0x314/0x690
[  272.443326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.447580]  call_timer_fn+0x272/0x920
[  272.451467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.455704]  ? process_timeout+0x40/0x40
[  272.459777]  ? __run_timers+0x7da/0xc70
[  272.463780]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.468281]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.472779]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.477039]  ? lockdep_hardirqs_on+0x296/0x5b0
[  272.481721]  ? trace_hardirqs_on+0xbd/0x310
[  272.486222]  ? kasan_check_read+0x11/0x20
[  272.490372]  ? __run_timers+0x7da/0xc70
[  272.494369]  ? trace_hardirqs_off_caller+0x310/0x310
[  272.499478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.503722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.507963]  __run_timers+0x7e5/0xc70
[  272.511798]  ? timer_fixup_init+0x70/0x70
[  272.515979]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.520996]  ? zap_class+0x640/0x640
[  272.524742]  ? enqueue_hrtimer+0x1a5/0x560
[  272.528980]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.534182]  ? find_held_lock+0x36/0x1c0
[  272.538253]  ? zap_class+0x640/0x640
[  272.541973]  ? pvclock_read_flags+0x160/0x160
[  272.546472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.552050]  ? check_preemption_disabled+0x48/0x280
[  272.557087]  ? __lock_is_held+0xb5/0x140
[  272.561152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.566703]  ? check_preemption_disabled+0x48/0x280
[  272.571726]  run_timer_softirq+0x52/0xb0
[  272.575793]  ? rcu_read_lock_sched_held+0x14f/0x180
[  272.580810]  __do_softirq+0x308/0xb7e
[  272.584633]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  272.589128]  ? lock_downgrade+0x900/0x900
[  272.593281]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  272.598398]  ? pvclock_read_flags+0x160/0x160
[  272.602899]  ? lapic_next_event+0x5a/0x90
[  272.607068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.612621]  ? kvm_clock_read+0x18/0x30
[  272.616603]  ? kvm_sched_clock_read+0x9/0x20
[  272.621026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.626571]  ? check_preemption_disabled+0x48/0x280
[  272.631599]  irq_exit+0x17f/0x1c0
[  272.635063]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.639905]  ? smp_reschedule_interrupt+0x109/0x650
[  272.644922]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.650816]  ? interrupt_entry+0xb5/0xc0
[  272.654906]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.659935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.664964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.669827]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.674841]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.679861]  ? task_prio+0x50/0x50
[  272.683408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.688946]  ? check_preemption_disabled+0x48/0x280
[  272.693967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.698824]  apic_timer_interrupt+0xf/0x20
[  272.703059]  </IRQ>
[  272.705334] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  272.711225] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  272.730139] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  272.737861] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.746110] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  272.753393] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  272.760660] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  272.767940] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  272.775262]  ? save_stack+0xa9/0xd0
[  272.779779]  __kmalloc_node_track_caller+0x33/0x70
[  272.784714]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  272.789491]  pskb_expand_head+0x230/0x10f0
[  272.793748]  ? memcpy+0x45/0x50
[  272.797057]  ? __copy_skb_header+0x350/0x6b0
[  272.801479]  ? skb_release_data+0x880/0x880
[  272.805800]  ? __alloc_skb+0x770/0x770
[  272.809712]  ? __lock_is_held+0xb5/0x140
[  272.813796]  ? kasan_check_write+0x14/0x20
[  272.818055]  ? __skb_clone+0x6c7/0xa00
[  272.821953]  ? __copy_skb_header+0x6b0/0x6b0
[  272.826362]  ? kmem_cache_alloc+0x33a/0x730
[  272.830699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.836258]  skb_ensure_writable+0x3dd/0x640
[  272.840671]  ? skb_checksum_setup+0xaa0/0xaa0
[  272.845168]  ? check_preemption_disabled+0x48/0x280
[  272.850207]  ? __this_cpu_preempt_check+0x1c/0x20
[  272.855071]  ? __bpf_redirect+0x54b/0xb20
[  272.859231]  bpf_clone_redirect+0x14a/0x490
[  272.863573]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  272.868596]  ? __sched_text_start+0x8/0x8
[  272.872744]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.877504]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  272.882090]  ? retint_kernel+0x2d/0x2d
[  272.885982]  ? find_held_lock+0x36/0x1c0
[  272.890065]  ? lock_acquire+0x1ed/0x520
[  272.894061]  ? bpf_test_run+0x3cb/0x780
[  272.898063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.903610]  ? check_preemption_disabled+0x48/0x280
[  272.908649]  ? kasan_check_read+0x11/0x20
[  272.912805]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.918085]  ? rcu_softirq_qs+0x20/0x20
[  272.922065]  ? preempt_schedule+0x4d/0x60
[  272.926216]  ? ___preempt_schedule+0x16/0x18
[  272.930640]  ? bpf_test_run+0x25d/0x780
[  272.934631]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.939054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.944596]  ? bpf_test_init.isra.10+0x70/0x100
[  272.949297]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  272.954071]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.958918]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.964463]  ? fput+0x130/0x1a0
[  272.967750]  ? __bpf_prog_get+0x9b/0x290
[  272.971816]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.976659]  ? bpf_prog_test_run+0x130/0x1a0
[  272.981078]  ? __x64_sys_bpf+0x3d8/0x520
[  272.985139]  ? bpf_prog_get+0x20/0x20
[  272.988960]  ? do_syscall_64+0x1b9/0x820
[  272.993031]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  272.998406]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.003353]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.008373]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.013393]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  273.020067]  ? __switch_to_asm+0x40/0x70
[  273.024130]  ? __switch_to_asm+0x34/0x70
[  273.028200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.033068]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.038455] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  273.038541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  273.045132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.045137] Call Trace:
[  273.045144]  <IRQ>
[  273.045162]  dump_stack+0x244/0x39d
[  273.045182]  ? dump_stack_print_info.cold.1+0x20/0x20
[  273.051785] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  273.061034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.063607] syz-executor5 cpuset=
[  273.065765]  warn_alloc.cold.117+0xb7/0x1bd
[  273.069367] syz5
[  273.074560]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.085031]  mems_allowed=0
[  273.090570]  ? lock_downgrade+0x900/0x900
[  273.112216]  ? trace_hardirqs_off+0xb8/0x310
[  273.116634]  ? trace_hardirqs_off+0xb8/0x310
[  273.121070]  __alloc_pages_slowpath+0x2660/0x2d70
[  273.125949]  ? warn_alloc+0x120/0x120
[  273.129763]  ? warn_alloc+0x120/0x120
[  273.133571]  ? print_usage_bug+0xc0/0xc0
[  273.137649]  ? warn_alloc+0x120/0x120
[  273.141466]  ? print_usage_bug+0xc0/0xc0
[  273.145561]  ? __lock_acquire+0x62f/0x4c20
[  273.149800]  ? __lock_acquire+0x62f/0x4c20
[  273.154051]  ? __lock_acquire+0x62f/0x4c20
[  273.158292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.163833]  ? should_fail+0x22d/0xd01
[  273.167728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.172832]  ? __lock_acquire+0x62f/0x4c20
[  273.177094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.182208]  ? __lock_acquire+0x62f/0x4c20
[  273.186444]  ? should_fail+0x22d/0xd01
[  273.190356]  ? mark_held_locks+0x130/0x130
[  273.194608]  ? mark_held_locks+0x130/0x130
[  273.198848]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  273.203905]  ? ktime_get+0x2c1/0x400
[  273.207621]  ? zap_class+0x640/0x640
[  273.211335]  ? print_usage_bug+0xc0/0xc0
[  273.215402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.220942]  ? check_preemption_disabled+0x48/0x280
[  273.225973]  ? __lock_is_held+0xb5/0x140
[  273.230054]  __alloc_pages_nodemask+0xa80/0xde0
[  273.234737]  ? zap_class+0x640/0x640
[  273.238459]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  273.243491]  ? find_held_lock+0x36/0x1c0
[  273.247573]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.252247]  ? lock_downgrade+0x900/0x900
[  273.256406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.261951]  cache_grow_begin+0xa5/0x8c0
[  273.266014]  ? do_raw_spin_unlock+0xa7/0x330
[  273.270445]  fallback_alloc+0x204/0x2e0
[  273.274434]  ____cache_alloc_node+0x1c7/0x1e0
[  273.278939]  kmem_cache_alloc_node+0xe3/0x730
[  273.283440]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.287688]  __alloc_skb+0x119/0x770
[  273.291416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.296711]  ? netdev_alloc_frag+0x1f0/0x1f0
[  273.301121]  ? lock_downgrade+0x900/0x900
[  273.305280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.310828]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.316282]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.321734]  ? addrconf_rs_timer+0x690/0x690
[  273.326170]  ndisc_alloc_skb+0x144/0x340
[  273.330238]  ndisc_send_rs+0x331/0x6e0
[  273.334133]  addrconf_rs_timer+0x314/0x690
[  273.338385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.342636]  call_timer_fn+0x272/0x920
[  273.346528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.350781]  ? process_timeout+0x40/0x40
[  273.354854]  ? mark_held_locks+0xc7/0x130
[  273.359009]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.363530]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.368038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.372287]  ? lockdep_hardirqs_on+0x296/0x5b0
[  273.376875]  ? trace_hardirqs_on+0xbd/0x310
[  273.381201]  ? kasan_check_read+0x11/0x20
[  273.385351]  ? __run_timers+0x7da/0xc70
[  273.389328]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.394449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.398687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.402920]  __run_timers+0x7e5/0xc70
[  273.406735]  ? timer_fixup_init+0x70/0x70
[  273.410889]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.415910]  ? zap_class+0x640/0x640
[  273.419644]  ? print_usage_bug+0xc0/0xc0
[  273.423708]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.428907]  ? find_held_lock+0x36/0x1c0
[  273.432973]  ? zap_class+0x640/0x640
[  273.436694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.442238]  ? check_preemption_disabled+0x48/0x280
[  273.447267]  ? __lock_is_held+0xb5/0x140
[  273.451335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.457115]  ? check_preemption_disabled+0x48/0x280
[  273.462142]  run_timer_softirq+0x52/0xb0
[  273.466207]  ? rcu_read_lock_sched_held+0x14f/0x180
[  273.471226]  __do_softirq+0x308/0xb7e
[  273.475040]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  273.479540]  ? lock_downgrade+0x900/0x900
[  273.483700]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  273.488814]  ? pvclock_read_flags+0x160/0x160
[  273.493322]  ? lapic_next_event+0x5a/0x90
[  273.497474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.503027]  ? kvm_clock_read+0x18/0x30
[  273.507008]  ? kvm_sched_clock_read+0x9/0x20
[  273.511434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.516974]  ? check_preemption_disabled+0x48/0x280
[  273.522003]  irq_exit+0x17f/0x1c0
[  273.525482]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.530328]  ? smp_reschedule_interrupt+0x109/0x650
[  273.535347]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.541237]  ? interrupt_entry+0xb5/0xc0
[  273.545302]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.550318]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.555341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.560193]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.565733]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.570752]  ? task_prio+0x50/0x50
[  273.574299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.579840]  ? check_preemption_disabled+0x48/0x280
[  273.584869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.589723]  apic_timer_interrupt+0xf/0x20
[  273.593956]  </IRQ>
[  273.596202] RIP: 0010:console_unlock+0xffa/0x1160
[  273.601060] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  273.620067] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  273.627787] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  273.635083] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  273.642396] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  273.649666] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  273.656936] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  273.664404]  ? netconsole_netdev_event+0x280/0x280
[  273.669357]  ? console_unlock+0xff1/0x1160
[  273.673637]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  273.678317]  ? lock_release+0xa00/0xa00
[  273.682300]  ? interrupt_entry+0xc0/0xc0
[  273.686382]  vprintk_emit+0x33d/0x930
[  273.690195]  ? wake_up_klogd+0x180/0x180
[  273.694260]  ? attach_entity_load_avg+0x810/0x860
[  273.699106]  ? __lock_acquire+0x600/0x4c20
[  273.703346]  ? mark_held_locks+0x130/0x130
[  273.707608]  ? print_usage_bug+0xc0/0xc0
[  273.711694]  ? find_held_lock+0x36/0x1c0
[  273.715771]  ? mark_held_locks+0xc7/0x130
[  273.719923]  vprintk_default+0x28/0x30
[  273.723813]  vprintk_func+0x7e/0x181
[  273.727537]  printk+0xa7/0xcf
[  273.730656]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  273.735451]  show_free_areas.cold.118+0x1f34/0x215d
[  273.740526]  ? si_meminfo_node+0x260/0x260
[  273.744782]  ? __lock_acquire+0x62f/0x4c20
[  273.749025]  ? __lock_acquire+0x62f/0x4c20
[  273.753272]  ? __lock_is_held+0xb5/0x140
[  273.757359]  ? mark_held_locks+0x130/0x130
[  273.761604]  ? zap_class+0x640/0x640
[  273.765323]  ? put_dec+0x3b/0xf0
[  273.768699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.774249]  ? find_held_lock+0x36/0x1c0
[  273.778325]  ? serial8250_console_write+0x8b3/0xb10
[  273.783378]  ? lock_downgrade+0x900/0x900
[  273.787540]  ? zap_class+0x640/0x640
[  273.791268]  ? zap_class+0x640/0x640
[  273.794983]  ? print_usage_bug+0xc0/0xc0
[  273.799050]  ? do_raw_spin_unlock+0xa7/0x330
[  273.803465]  ? trace_hardirqs_on+0x310/0x310
[  273.807875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.813423]  ? find_held_lock+0x36/0x1c0
[  273.817506]  ? mark_held_locks+0xc7/0x130
[  273.821661]  ? console_unlock+0xfcd/0x1160
[  273.825899]  ? netconsole_netdev_event+0x280/0x280
[  273.830833]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  273.835426]  ? trace_hardirqs_on+0xbd/0x310
[  273.839745]  ? vprintk_emit+0x33d/0x930
[  273.843723]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.848831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.854376]  ? netconsole_netdev_event+0x280/0x280
[  273.859309]  ? console_unlock+0x8d8/0x1160
[  273.863567]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  273.868235]  ? vprintk_emit+0x7f7/0x930
[  273.872215]  ? lock_release+0xa00/0xa00
[  273.876197]  ? preempt_count_add+0xbc/0x1b0
[  273.880524]  ? wake_up_klogd+0x11a/0x180
[  273.884592]  ? console_device+0xc0/0xc0
[  273.888607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.894155]  ? vprintk_emit+0x268/0x930
[  273.898137]  ? wake_up_klogd+0x180/0x180
[  273.902197]  ? trace_hardirqs_on_caller+0xc0/0x310
[  273.907144]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.911912]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.917365]  ? retint_kernel+0x1b/0x2d
[  273.921274]  ? trace_hardirqs_on+0x310/0x310
[  273.925693]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.930477]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  273.935245]  ? show_mem+0x1e/0x17b
[  273.938799]  show_mem+0x34/0x17b
[  273.942169]  dump_header+0x2f1/0xf72
[  273.945900]  ? mark_held_locks+0x130/0x130
[  273.950151]  ? pagefault_out_of_memory+0x197/0x197
[  273.955099]  ? __lock_acquire+0x62f/0x4c20
[  273.959335]  ? zap_class+0x640/0x640
[  273.963063]  ? percpu_ref_get_many+0x240/0x240
[  273.967650]  ? print_usage_bug+0xc0/0xc0
[  273.971715]  ? print_usage_bug+0xc0/0xc0
[  273.975787]  ? zap_class+0x640/0x640
[  273.979505]  ? print_usage_bug+0xc0/0xc0
[  273.983569]  ? print_usage_bug+0xc0/0xc0
[  273.987639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.993183]  ? find_held_lock+0x36/0x1c0
[  273.997258]  ? mark_held_locks+0xc7/0x130
[  274.001416]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.006552]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.011656]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  274.016243]  ? trace_hardirqs_on+0xbd/0x310
[  274.020571]  ? kasan_check_read+0x11/0x20
[  274.024716]  ? ___ratelimit+0x3b4/0x672
[  274.028694]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.033813]  ? trace_hardirqs_on+0x310/0x310
[  274.038223]  ? lock_downgrade+0x900/0x900
[  274.042381]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.047502]  ? ___ratelimit+0x3b9/0x672
[  274.051489]  ? idr_get_free+0xec0/0xec0
[  274.055467]  ? kasan_check_read+0x11/0x20
[  274.059617]  ? do_raw_spin_unlock+0xa7/0x330
[  274.064047]  oom_kill_process.cold.27+0x10/0x903
[  274.068819]  ? zap_class+0x640/0x640
[  274.072535]  ? _raw_spin_unlock+0x2c/0x50
[  274.076686]  ? oom_badness+0xe6/0xaa0
[  274.080518]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.085454]  ? kasan_check_read+0x11/0x20
[  274.089609]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.094889]  ? oom_evaluate_task+0x540/0x540
[  274.099303]  ? find_held_lock+0x36/0x1c0
[  274.103382]  ? out_of_memory+0x974/0x1430
[  274.107535]  ? lock_downgrade+0x900/0x900
[  274.111703]  ? check_preemption_disabled+0x48/0x280
[  274.116728]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.121657]  ? kasan_check_read+0x11/0x20
[  274.125823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.131108]  ? rcu_softirq_qs+0x20/0x20
[  274.135092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.140632]  ? oom_evaluate_task+0x302/0x540
[  274.145055]  out_of_memory+0xa84/0x1430
[  274.149074]  ? oom_killer_disable+0x3a0/0x3a0
[  274.153593]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  274.158527]  ? __mutex_add_waiter+0x2a0/0x2a0
[  274.163049]  __alloc_pages_slowpath+0x22d4/0x2d70
[  274.168199]  ? warn_alloc+0x120/0x120
[  274.172002]  ? rcu_softirq_qs+0x20/0x20
[  274.176036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.181575]  ? should_fail+0x22d/0xd01
[  274.185470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.190591]  ? zap_class+0x640/0x640
[  274.194366]  ? __lock_is_held+0xb5/0x140
[  274.198436]  ? mark_held_locks+0x130/0x130
[  274.202677]  ? lock_release+0xa00/0xa00
[  274.206655]  ? perf_trace_sched_process_exec+0x860/0x860
[  274.212115]  ? __might_sleep+0x95/0x190
[  274.216100]  __alloc_pages_nodemask+0xa80/0xde0
[  274.220776]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  274.225801]  ? __page_cache_alloc+0x191/0x5c0
[  274.230302]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.235234]  ? kasan_check_read+0x11/0x20
[  274.239386]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.244680]  ? zap_class+0x640/0x640
[  274.248402]  ? zap_class+0x640/0x640
[  274.252117]  ? zap_class+0x640/0x640
[  274.255837]  ? __do_page_cache_readahead+0x7ce/0x980
[  274.260948]  ? find_held_lock+0x36/0x1c0
[  274.265028]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  274.270596]  alloc_pages_current+0x173/0x350
[  274.275013]  __page_cache_alloc+0x38c/0x5c0
[  274.279351]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.284281]  ? kasan_check_read+0x11/0x20
[  274.288430]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.293709]  ? generic_perform_write+0x6a0/0x6a0
[  274.298468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.304011]  ? check_preemption_disabled+0x48/0x280
[  274.309067]  filemap_fault+0x1594/0x25f0
[  274.313157]  ? __lock_page_or_retry+0xa00/0xa00
[  274.317831]  ? mark_held_locks+0x130/0x130
[  274.322079]  ? rcu_softirq_qs+0x20/0x20
[  274.326094]  ? filemap_map_pages+0xe04/0x1990
[  274.330650]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  274.335600]  ? futex_wait_setup+0x15c/0x3e0
[  274.339934]  ? zap_class+0x640/0x640
[  274.343660]  ? lock_acquire+0x1ed/0x520
[  274.347653]  ? alloc_set_pte+0x1447/0x1f40
[  274.351906]  ? lock_acquire+0x1ed/0x520
[  274.355884]  ? ext4_filemap_fault+0x7a/0xad
[  274.360213]  ? lock_release+0xa00/0xa00
[  274.364191]  ? perf_trace_sched_process_exec+0x860/0x860
[  274.369643]  ? print_usage_bug+0xc0/0xc0
[  274.373705]  ? print_usage_bug+0xc0/0xc0
[  274.377796]  ? down_read+0x8d/0x120
[  274.381421]  ? ext4_filemap_fault+0x7a/0xad
[  274.385746]  ? __down_interruptible+0x700/0x700
[  274.390426]  ext4_filemap_fault+0x82/0xad
[  274.394581]  __do_fault+0x100/0x6b0
[  274.398211]  ? unlock_page+0x2c2/0x4c0
[  274.402105]  ? pmd_devmap_trans_unstable+0x220/0x220
[  274.407214]  ? mark_held_locks+0x130/0x130
[  274.411455]  ? mark_held_locks+0x130/0x130
[  274.415694]  ? do_raw_spin_trylock+0x270/0x270
[  274.420300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.425849]  __handle_mm_fault+0x307c/0x5920
[  274.430267]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  274.435120]  ? kasan_check_read+0x11/0x20
[  274.439302]  ? _copy_to_user+0xc8/0x110
[  274.443283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.448834]  ? zap_class+0x640/0x640
[  274.452559]  ? zap_class+0x640/0x640
[  274.456282]  ? find_held_lock+0x36/0x1c0
[  274.460354]  ? handle_mm_fault+0x42a/0xc70
[  274.464602]  ? lock_downgrade+0x900/0x900
[  274.468755]  ? check_preemption_disabled+0x48/0x280
[  274.473782]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.478712]  ? kasan_check_read+0x11/0x20
[  274.482863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.488144]  ? rcu_softirq_qs+0x20/0x20
[  274.492121]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.497227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.502769]  ? check_preemption_disabled+0x48/0x280
[  274.507794]  handle_mm_fault+0x54f/0xc70
[  274.511859]  ? __handle_mm_fault+0x5920/0x5920
[  274.516448]  ? find_vma+0x34/0x190
[  274.520026]  __do_page_fault+0x5e8/0xe60
[  274.524093]  ? trace_hardirqs_off+0xb8/0x310
[  274.528505]  ? __ia32_sys_read+0xb0/0xb0
[  274.532595]  do_page_fault+0xf2/0x7e0
[  274.536399]  ? vmalloc_sync_all+0x30/0x30
[  274.540560]  ? error_entry+0x70/0xd0
[  274.544278]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.549322]  ? trace_hardirqs_on_caller+0xc0/0x310
[  274.554318]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.559254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.564100]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.569118]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.574579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.580117]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.585136]  ? page_fault+0x8/0x30
[  274.588683]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.593533]  ? page_fault+0x8/0x30
[  274.597088]  page_fault+0x1e/0x30
[  274.600541] RIP: 0033:0x4727a0
[  274.603752] Code: Bad RIP value.
[  274.607116] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  274.612484] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  274.619748] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  274.627014] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  274.634295] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  274.641577] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  274.648866] warn_alloc_show_mem: 1 callbacks suppressed
[  274.648878] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  274.648880] Mem-Info:
[  274.648911] active_anon:48509 inactive_anon:132 isolated_anon:0
[  274.648911]  active_file:12 inactive_file:13 isolated_file:0
[  274.648911]  unevictable:0 dirty:0 writeback:0 unstable:0
[  274.648911]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  274.648911]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  274.648911]  free:13771 free_pcp:124 free_cma:0
[  274.654287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.661221] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  274.663637] Call Trace:
[  274.696522] Node 0 
[  274.705887]  <IRQ>
[  274.733310] 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
[  274.735872]  dump_stack+0x244/0x39d
[  274.738093] lowmem_reserve[]:
[  274.740260]  ? dump_stack_print_info.cold.1+0x20/0x20
[  274.765743]  0 2818
[  274.769384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.772459]  6321 6321
[  274.777662]  warn_alloc.cold.117+0xb7/0x1bd
[  274.785409]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.787888] Node 0 
[  274.792211]  ? lock_downgrade+0x900/0x900
[  274.797099] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  274.797107] lowmem_reserve[]:
[  274.799360]  ? trace_hardirqs_off+0xb8/0x310
[  274.803495]  0
[  274.830484]  ? trace_hardirqs_off+0xb8/0x310
[  274.833573]  0
[  274.837985]  __alloc_pages_slowpath+0x2660/0x2d70
[  274.839763]  3503
[  274.844195]  ? warn_alloc+0x120/0x120
[  274.845952]  3503
[  274.850806]  ? warn_alloc+0x120/0x120
[  274.852866] Node 0 
[  274.856700]  ? print_usage_bug+0xc0/0xc0
[  274.858782] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  274.862561]  ? warn_alloc+0x120/0x120
[  274.864781] lowmem_reserve[]:
[  274.868847]  ? print_usage_bug+0xc0/0xc0
[  274.896940]  0 0
[  274.900750]  ? idle_cpu+0x1d0/0x1d0
[  274.903837]  0
[  274.907897]  ? kvm_sched_clock_read+0x9/0x20
[  274.909847]  0
[  274.913496]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.915275] Node 0 
[  274.919680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.921459] DMA: 
[  274.926474]  ? should_fail+0x22d/0xd01
[  274.928695] 1*4kB 
[  274.934226]  ? __lock_is_held+0xb5/0x140
[  274.936268] (U) 
[  274.940156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.942287] 0*8kB 
[  274.946349]  ? __lock_acquire+0x62f/0x4c20
[  274.948312] 0*16kB 
[  274.953409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.955552] 1*32kB 
[  274.959778]  ? __lock_acquire+0x62f/0x4c20
[  274.962030] (U) 
[  274.967134]  ? should_fail+0x22d/0xd01
[  274.969370] 2*64kB 
[  274.973607]  ? mark_held_locks+0x130/0x130
[  274.975576] (U) 
[  274.979498]  ? mark_held_locks+0x130/0x130
[  274.981714] 1*128kB 
[  274.985966]  ? account_entity_enqueue+0x3a3/0x660
[  274.987920] (U) 1*256kB 
[  274.992165]  ? zap_class+0x640/0x640
[  274.994466] (U) 
[  274.999308]  ? print_usage_bug+0xc0/0xc0
[  275.001962] 0*512kB 1*1024kB 
[  275.005692]  ? rcu_softirq_qs+0x20/0x20
[  275.007644] (U) 
[  275.011703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.014781] 1*2048kB (M) 
[  275.018761]  ? check_preemption_disabled+0x48/0x280
[  275.020715] 3*4096kB (M) 
[  275.026275]  ? __lock_is_held+0xb5/0x140
[  275.029009] = 15908kB
[  275.034040]  __alloc_pages_nodemask+0xa80/0xde0
[  275.036780] Node 0 
[  275.040852]  ? zap_class+0x640/0x640
[  275.043241] DMA32: 
[  275.047907]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  275.050138] 4*4kB 
[  275.053857]  ? find_held_lock+0x36/0x1c0
[  275.056069] (M) 
[  275.061096]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.063224] 0*8kB 
[  275.067285]  ? lock_downgrade+0x900/0x900
[  275.069246] 2*16kB 
[  275.073912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.076052] (M) 
[  275.080199]  cache_grow_begin+0xa5/0x8c0
[  275.082421] 2*32kB 
[  275.087955]  ? do_raw_spin_unlock+0xa7/0x330
[  275.089916] (UM) 
[  275.093979]  fallback_alloc+0x204/0x2e0
[  275.096192] 4*64kB 
[  275.100602]  ____cache_alloc_node+0x1c7/0x1e0
[  275.102646] (UM) 
[  275.106645]  kmem_cache_alloc_node+0xe3/0x730
[  275.108862] 4*128kB 
[  275.113353]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.115396] (M) 
[  275.119894]  __alloc_skb+0x119/0x770
[  275.122196] 3*256kB 
[  275.126430]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.128394] (M) 
[  275.132113]  ? netdev_alloc_frag+0x1f0/0x1f0
[  275.134422] 4*512kB 
[  275.139693]  ? lock_downgrade+0x900/0x900
[  275.141650] (UM) 
[  275.146065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.148363] 3*1024kB 
[  275.152509]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.154583] (UM) 
[  275.160134]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.162525] 3*2048kB 
[  275.167972]  ? addrconf_rs_timer+0x690/0x690
[  275.170028] (UM) 
[  275.175492]  ndisc_alloc_skb+0x144/0x340
[  275.177878] 3*4096kB 
[  275.182286]  ndisc_send_rs+0x331/0x6e0
[  275.184327] (M) 
[  275.188393]  addrconf_rs_timer+0x314/0x690
[  275.190785] = 25200kB
[  275.194666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.196622] Node 0 
[  275.200866]  call_timer_fn+0x272/0x920
[  275.203252] Normal: 
[  275.207483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.209700] 786*4kB 
[  275.213582]  ? process_timeout+0x40/0x40
[  275.215887] (MEH) 
[  275.220126]  ? __run_timers+0x7da/0xc70
[  275.222425] 440*8kB 
[  275.226495]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.228622] (UMEH) 
[  275.232591]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.234895] 141*16kB 
[  275.239396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.241628] (MEH) 
[  275.246121]  ? lockdep_hardirqs_on+0x296/0x5b0
[  275.248526] 54*32kB 
[  275.252771]  ? trace_hardirqs_on+0xbd/0x310
[  275.254912] (MEH) 
[  275.259495]  ? kasan_check_read+0x11/0x20
[  275.261800] 14*64kB 
[  275.266116]  ? __run_timers+0x7da/0xc70
[  275.268245] (UME) 
[  275.272414]  ? trace_hardirqs_off_caller+0x310/0x310
[  275.274715] 1*128kB 
[  275.278693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.280820] (H) 
[  275.285920]  __run_timers+0x7e5/0xc70
[  275.288225] 1*256kB 
[  275.292464]  ? timer_fixup_init+0x70/0x70
[  275.294415] (H) 
[  275.298221]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.300523] 2*512kB 
[  275.304680]  ? zap_class+0x640/0x640
[  275.306641] (H) 
[  275.311664]  ? enqueue_hrtimer+0x1a5/0x560
[  275.313972] 1*1024kB 
[  275.317678]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.319633] (U) 
[  275.323870]  ? find_held_lock+0x36/0x1c0
[  275.326261] 0*2048kB 
[  275.331444]  ? zap_class+0x640/0x640
[  275.333418] 0*4096kB 
[  275.337489]  ? pvclock_read_flags+0x160/0x160
[  275.339894] = 13976kB
[  275.343602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.345998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  275.350513]  ? check_preemption_disabled+0x48/0x280
[  275.352929] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  275.358471]  ? __lock_is_held+0xb5/0x140
[  275.367288] 163 total pagecache pages
[  275.372312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.380877] 0 pages in swap cache
[  275.384925]  ? check_preemption_disabled+0x48/0x280
[  275.388706] Swap cache stats: add 0, delete 0, find 0/0
[  275.394236]  run_timer_softirq+0x52/0xb0
[  275.397670] Free swap  = 0kB
[  275.402683]  ? rcu_read_lock_sched_held+0x14f/0x180
[  275.408027] Total swap = 0kB
[  275.408036] 1965979 pages RAM
[  275.412101]  __do_softirq+0x308/0xb7e
[  275.415104] 0 pages HighMem/MovableOnly
[  275.420143]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  275.423138] 342867 pages reserved
[  275.423147] 0 pages cma reserved
[  275.426250]  ? lock_downgrade+0x900/0x900
[  275.430121] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.434013]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  275.438598] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.441954]  ? pvclock_read_flags+0x160/0x160
[  275.445296] syz-fuzzer cpuset=
[  275.449444]  ? lapic_next_event+0x5a/0x90
[  275.456128] /
[  275.461234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.471441]  mems_allowed=0
[  275.475932]  ? kvm_clock_read+0x18/0x30
[  275.497362]  ? kvm_sched_clock_read+0x9/0x20
[  275.501772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.507384]  ? check_preemption_disabled+0x48/0x280
[  275.512423]  irq_exit+0x17f/0x1c0
[  275.515880]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.520724]  ? smp_reschedule_interrupt+0x109/0x650
[  275.525744]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.531635]  ? interrupt_entry+0xb5/0xc0
[  275.535704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.540725]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.545753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.550598]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.555616]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.560637]  ? task_prio+0x50/0x50
[  275.564289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.569829]  ? check_preemption_disabled+0x48/0x280
[  275.574876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.579753]  apic_timer_interrupt+0xf/0x20
[  275.583991]  </IRQ>
[  275.586245] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  275.592164] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  275.611186] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  275.618903] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  275.626172] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  275.633440] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  275.640708] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  275.647977] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  275.655286]  ? save_stack+0xa9/0xd0
[  275.658941]  __kmalloc_node_track_caller+0x33/0x70
[  275.663889]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  275.668677]  pskb_expand_head+0x230/0x10f0
[  275.672916]  ? memcpy+0x45/0x50
[  275.676196]  ? __copy_skb_header+0x350/0x6b0
[  275.680606]  ? skb_release_data+0x880/0x880
[  275.684927]  ? __alloc_skb+0x770/0x770
[  275.688824]  ? __lock_is_held+0xb5/0x140
[  275.692915]  ? kasan_check_write+0x14/0x20
[  275.697169]  ? __skb_clone+0x6c7/0xa00
[  275.701069]  ? __copy_skb_header+0x6b0/0x6b0
[  275.705485]  ? kmem_cache_alloc+0x33a/0x730
[  275.709810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.715355]  skb_ensure_writable+0x3dd/0x640
[  275.719773]  ? skb_checksum_setup+0xaa0/0xaa0
[  275.724270]  ? check_preemption_disabled+0x48/0x280
[  275.729291]  ? __this_cpu_preempt_check+0x1c/0x20
[  275.734140]  ? __bpf_redirect+0x54b/0xb20
[  275.738307]  bpf_clone_redirect+0x14a/0x490
[  275.742640]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  275.747663]  ? __sched_text_start+0x8/0x8
[  275.751811]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.756571]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  275.761168]  ? retint_kernel+0x2d/0x2d
[  275.765074]  ? find_held_lock+0x36/0x1c0
[  275.769147]  ? lock_acquire+0x1ed/0x520
[  275.773127]  ? bpf_test_run+0x3cb/0x780
[  275.777106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.782645]  ? check_preemption_disabled+0x48/0x280
[  275.787667]  ? kasan_check_read+0x11/0x20
[  275.791822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.797110]  ? rcu_softirq_qs+0x20/0x20
[  275.801091]  ? preempt_schedule+0x4d/0x60
[  275.805245]  ? ___preempt_schedule+0x16/0x18
[  275.809662]  ? bpf_test_run+0x25d/0x780
[  275.813650]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.818071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.823616]  ? bpf_test_init.isra.10+0x70/0x100
[  275.828294]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  275.833110]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.837954]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.843495]  ? fput+0x130/0x1a0
[  275.846782]  ? __bpf_prog_get+0x9b/0x290
[  275.850848]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.855704]  ? bpf_prog_test_run+0x130/0x1a0
[  275.860119]  ? __x64_sys_bpf+0x3d8/0x520
[  275.864182]  ? bpf_prog_get+0x20/0x20
[  275.868011]  ? do_syscall_64+0x1b9/0x820
[  275.872093]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.877462]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.882409]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.887432]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.892465]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  275.899137]  ? __switch_to_asm+0x40/0x70
[  275.903198]  ? __switch_to_asm+0x34/0x70
[  275.907265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.912118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.917511] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  275.917595] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.924188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.924198] Call Trace:
[  275.930781] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.940040]  <IRQ>
[  275.942632] syz-executor5 cpuset=
[  275.953114]  dump_stack+0x244/0x39d
[  275.955248] syz5
[  275.958699]  ? dump_stack_print_info.cold.1+0x20/0x20
[  275.962308]  mems_allowed=0
[  275.964540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.978186]  warn_alloc.cold.117+0xb7/0x1bd
[  275.982517]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.987370]  ? lock_downgrade+0x900/0x900
[  275.991528]  ? trace_hardirqs_off+0xb8/0x310
[  275.995949]  ? trace_hardirqs_off+0xb8/0x310
[  276.000368]  __alloc_pages_slowpath+0x2660/0x2d70
[  276.005244]  ? warn_alloc+0x120/0x120
[  276.009067]  ? warn_alloc+0x120/0x120
[  276.012872]  ? print_usage_bug+0xc0/0xc0
[  276.016966]  ? warn_alloc+0x120/0x120
[  276.020776]  ? print_usage_bug+0xc0/0xc0
[  276.024839]  ? __lock_acquire+0x62f/0x4c20
[  276.029074]  ? __lock_acquire+0x62f/0x4c20
[  276.033330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.038880]  ? should_fail+0x22d/0xd01
[  276.042773]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.048087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.053196]  ? __lock_acquire+0x62f/0x4c20
[  276.057449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.062557]  ? __lock_acquire+0x62f/0x4c20
[  276.066788]  ? should_fail+0x22d/0xd01
[  276.070694]  ? rcu_irq_exit+0x1a2/0x390
[  276.074691]  ? mark_held_locks+0x130/0x130
[  276.078934]  ? mark_held_locks+0x130/0x130
[  276.083200]  ? mark_held_locks+0xc7/0x130
[  276.087347]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  276.092366]  ? zap_class+0x640/0x640
[  276.096082]  ? print_usage_bug+0xc0/0xc0
[  276.100168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.105707]  ? check_preemption_disabled+0x48/0x280
[  276.110735]  ? __lock_is_held+0xb5/0x140
[  276.114808]  __alloc_pages_nodemask+0xa80/0xde0
[  276.119480]  ? zap_class+0x640/0x640
[  276.123202]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  276.128232]  ? find_held_lock+0x36/0x1c0
[  276.132311]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.136981]  ? lock_downgrade+0x900/0x900
[  276.141137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.146701]  cache_grow_begin+0xa5/0x8c0
[  276.150766]  ? do_raw_spin_unlock+0xa7/0x330
[  276.155186]  fallback_alloc+0x204/0x2e0
[  276.159170]  ____cache_alloc_node+0x1c7/0x1e0
[  276.163673]  kmem_cache_alloc_node+0xe3/0x730
[  276.168171]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.172430]  __alloc_skb+0x119/0x770
[  276.176174]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.181456]  ? netdev_alloc_frag+0x1f0/0x1f0
[  276.185865]  ? lock_downgrade+0x900/0x900
[  276.190032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.195581]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.201045]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.206500]  ? addrconf_rs_timer+0x690/0x690
[  276.210926]  ndisc_alloc_skb+0x144/0x340
[  276.214993]  ndisc_send_rs+0x331/0x6e0
[  276.218900]  addrconf_rs_timer+0x314/0x690
[  276.223147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.227398]  call_timer_fn+0x272/0x920
[  276.231290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.235528]  ? process_timeout+0x40/0x40
[  276.239606]  ? mark_held_locks+0xc7/0x130
[  276.243771]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.248266]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.252760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.257027]  ? lockdep_hardirqs_on+0x296/0x5b0
[  276.261615]  ? trace_hardirqs_on+0xbd/0x310
[  276.265937]  ? kasan_check_read+0x11/0x20
[  276.270092]  ? __run_timers+0x7da/0xc70
[  276.274082]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.279210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.283455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.287689]  __run_timers+0x7e5/0xc70
[  276.291501]  ? timer_fixup_init+0x70/0x70
[  276.295668]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.300689]  ? zap_class+0x640/0x640
[  276.304419]  ? print_usage_bug+0xc0/0xc0
[  276.308496]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.313704]  ? find_held_lock+0x36/0x1c0
[  276.317771]  ? zap_class+0x640/0x640
[  276.321503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.327054]  ? check_preemption_disabled+0x48/0x280
[  276.332099]  ? __lock_is_held+0xb5/0x140
[  276.336166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.341732]  ? check_preemption_disabled+0x48/0x280
[  276.346752]  run_timer_softirq+0x52/0xb0
[  276.350815]  ? rcu_read_lock_sched_held+0x14f/0x180
[  276.355847]  __do_softirq+0x308/0xb7e
[  276.359655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  276.364151]  ? lock_downgrade+0x900/0x900
[  276.368327]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  276.373442]  ? pvclock_read_flags+0x160/0x160
[  276.377946]  ? lapic_next_event+0x5a/0x90
[  276.382101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.387643]  ? kvm_clock_read+0x18/0x30
[  276.391617]  ? kvm_sched_clock_read+0x9/0x20
[  276.396046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.401599]  ? check_preemption_disabled+0x48/0x280
[  276.406654]  irq_exit+0x17f/0x1c0
[  276.410108]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.414951]  ? smp_reschedule_interrupt+0x109/0x650
[  276.420008]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.425928]  ? interrupt_entry+0xb5/0xc0
[  276.430003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.435039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.440076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.444944]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.449977]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.455038]  ? task_prio+0x50/0x50
[  276.458600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.464150]  ? check_preemption_disabled+0x48/0x280
[  276.469182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.474056]  apic_timer_interrupt+0xf/0x20
[  276.478292]  </IRQ>
[  276.480540] RIP: 0010:console_unlock+0xffa/0x1160
[  276.485396] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  276.504299] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  276.512010] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  276.519299] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  276.526582] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  276.533852] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  276.541119] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  276.548396]  ? netconsole_netdev_event+0x280/0x280
[  276.553334]  ? console_unlock+0xff1/0x1160
[  276.557594]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  276.562273]  ? lock_release+0xa00/0xa00
[  276.566264]  ? interrupt_entry+0xc0/0xc0
[  276.570357]  vprintk_emit+0x33d/0x930
[  276.574161]  ? wake_up_klogd+0x180/0x180
[  276.578248]  ? attach_entity_load_avg+0x810/0x860
[  276.583089]  ? __lock_acquire+0x600/0x4c20
[  276.587324]  ? mark_held_locks+0x130/0x130
[  276.591564]  ? print_usage_bug+0xc0/0xc0
[  276.595659]  ? find_held_lock+0x36/0x1c0
[  276.599729]  ? mark_held_locks+0xc7/0x130
[  276.603884]  vprintk_default+0x28/0x30
[  276.607775]  vprintk_func+0x7e/0x181
[  276.611515]  printk+0xa7/0xcf
[  276.614627]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  276.619406]  show_free_areas.cold.118+0x1f34/0x215d
[  276.624449]  ? si_meminfo_node+0x260/0x260
[  276.628692]  ? __lock_acquire+0x62f/0x4c20
[  276.632929]  ? __lock_acquire+0x62f/0x4c20
[  276.637167]  ? __lock_is_held+0xb5/0x140
[  276.641259]  ? mark_held_locks+0x130/0x130
[  276.645501]  ? zap_class+0x640/0x640
[  276.649218]  ? put_dec+0x3b/0xf0
[  276.652588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.658135]  ? find_held_lock+0x36/0x1c0
[  276.662209]  ? serial8250_console_write+0x8b3/0xb10
[  276.667246]  ? lock_downgrade+0x900/0x900
[  276.671409]  ? zap_class+0x640/0x640
[  276.675127]  ? zap_class+0x640/0x640
[  276.678849]  ? print_usage_bug+0xc0/0xc0
[  276.682911]  ? do_raw_spin_unlock+0xa7/0x330
[  276.687324]  ? trace_hardirqs_on+0x310/0x310
[  276.691744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.697307]  ? find_held_lock+0x36/0x1c0
[  276.701379]  ? mark_held_locks+0xc7/0x130
[  276.705551]  ? console_unlock+0xfcd/0x1160
[  276.709785]  ? netconsole_netdev_event+0x280/0x280
[  276.714719]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  276.719303]  ? trace_hardirqs_on+0xbd/0x310
[  276.723629]  ? vprintk_emit+0x33d/0x930
[  276.727606]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.732712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.738254]  ? netconsole_netdev_event+0x280/0x280
[  276.743199]  ? console_unlock+0x8d8/0x1160
[  276.747460]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  276.752128]  ? vprintk_emit+0x7f7/0x930
[  276.756106]  ? lock_release+0xa00/0xa00
[  276.760088]  ? preempt_count_add+0xbc/0x1b0
[  276.764413]  ? wake_up_klogd+0x11a/0x180
[  276.768476]  ? console_device+0xc0/0xc0
[  276.772474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.778031]  ? vprintk_emit+0x268/0x930
[  276.782013]  ? wake_up_klogd+0x180/0x180
[  276.786082]  ? trace_hardirqs_on_caller+0xc0/0x310
[  276.791061]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.795824]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.801280]  ? retint_kernel+0x1b/0x2d
[  276.805177]  ? trace_hardirqs_on+0x310/0x310
[  276.809602]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.814399]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  276.819166]  ? show_mem+0x1e/0x17b
[  276.822714]  show_mem+0x34/0x17b
[  276.826087]  dump_header+0x2f1/0xf72
[  276.829818]  ? mark_held_locks+0x130/0x130
[  276.834053]  ? pagefault_out_of_memory+0x197/0x197
[  276.838988]  ? __lock_acquire+0x62f/0x4c20
[  276.843226]  ? zap_class+0x640/0x640
[  276.846946]  ? percpu_ref_get_many+0x240/0x240
[  276.851542]  ? print_usage_bug+0xc0/0xc0
[  276.855611]  ? print_usage_bug+0xc0/0xc0
[  276.859694]  ? zap_class+0x640/0x640
[  276.863441]  ? print_usage_bug+0xc0/0xc0
[  276.867498]  ? print_usage_bug+0xc0/0xc0
[  276.871585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.877125]  ? find_held_lock+0x36/0x1c0
[  276.881196]  ? mark_held_locks+0xc7/0x130
[  276.885359]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.890466]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.895574]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  276.900161]  ? trace_hardirqs_on+0xbd/0x310
[  276.904503]  ? kasan_check_read+0x11/0x20
[  276.908649]  ? ___ratelimit+0x3b4/0x672
[  276.912628]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.917734]  ? trace_hardirqs_on+0x310/0x310
[  276.922175]  ? lock_downgrade+0x900/0x900
[  276.926331]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.931471]  ? ___ratelimit+0x3b9/0x672
[  276.935447]  ? idr_get_free+0xec0/0xec0
[  276.939420]  ? kasan_check_read+0x11/0x20
[  276.943592]  ? do_raw_spin_unlock+0xa7/0x330
[  276.948034]  oom_kill_process.cold.27+0x10/0x903
[  276.952798]  ? zap_class+0x640/0x640
[  276.956543]  ? _raw_spin_unlock+0x2c/0x50
[  276.960696]  ? oom_badness+0xe6/0xaa0
[  276.964500]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.969434]  ? kasan_check_read+0x11/0x20
[  276.973588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.978867]  ? oom_evaluate_task+0x540/0x540
[  276.983280]  ? find_held_lock+0x36/0x1c0
[  276.987354]  ? out_of_memory+0x974/0x1430
[  276.991506]  ? lock_downgrade+0x900/0x900
[  276.995656]  ? check_preemption_disabled+0x48/0x280
[  277.000676]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  277.005619]  ? kasan_check_read+0x11/0x20
[  277.009774]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.015061]  ? rcu_softirq_qs+0x20/0x20
[  277.019060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.024612]  ? oom_evaluate_task+0x302/0x540
[  277.029045]  out_of_memory+0xa84/0x1430
[  277.033053]  ? oom_killer_disable+0x3a0/0x3a0
[  277.037560]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  277.042512]  ? __mutex_add_waiter+0x2a0/0x2a0
[  277.047052]  __alloc_pages_slowpath+0x22d4/0x2d70
[  277.051931]  ? warn_alloc+0x120/0x120
[  277.055735]  ? rcu_softirq_qs+0x20/0x20
[  277.059758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.065309]  ? should_fail+0x22d/0xd01
[  277.069220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.074347]  ? zap_class+0x640/0x640
[  277.078094]  ? __lock_is_held+0xb5/0x140
[  277.082166]  ? mark_held_locks+0x130/0x130
[  277.086421]  ? lock_release+0xa00/0xa00
[  277.090399]  ? perf_trace_sched_process_exec+0x860/0x860
[  277.095861]  ? __might_sleep+0x95/0x190
[  277.099843]  __alloc_pages_nodemask+0xa80/0xde0
[  277.104522]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  277.109567]  ? __page_cache_alloc+0x191/0x5c0
[  277.114069]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  277.119003]  ? kasan_check_read+0x11/0x20
[  277.123167]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.128479]  ? zap_class+0x640/0x640
[  277.132212]  ? zap_class+0x640/0x640
[  277.135925]  ? zap_class+0x640/0x640
[  277.139657]  ? __do_page_cache_readahead+0x7ce/0x980
[  277.144764]  ? find_held_lock+0x36/0x1c0
[  277.148835]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  277.154395]  alloc_pages_current+0x173/0x350
[  277.158826]  __page_cache_alloc+0x38c/0x5c0
[  277.163155]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  277.168090]  ? kasan_check_read+0x11/0x20
[  277.172243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.177527]  ? generic_perform_write+0x6a0/0x6a0
[  277.182295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.187840]  ? check_preemption_disabled+0x48/0x280
[  277.192870]  filemap_fault+0x1594/0x25f0
[  277.196949]  ? __lock_page_or_retry+0xa00/0xa00
[  277.201627]  ? mark_held_locks+0x130/0x130
[  277.205894]  ? rcu_softirq_qs+0x20/0x20
[  277.209896]  ? filemap_map_pages+0xe04/0x1990
[  277.214427]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  277.219370]  ? futex_wait_setup+0x15c/0x3e0
[  277.223705]  ? zap_class+0x640/0x640
[  277.227445]  ? lock_acquire+0x1ed/0x520
[  277.231426]  ? alloc_set_pte+0x1447/0x1f40
[  277.235679]  ? lock_acquire+0x1ed/0x520
[  277.239651]  ? ext4_filemap_fault+0x7a/0xad
[  277.243998]  ? lock_release+0xa00/0xa00
[  277.247984]  ? perf_trace_sched_process_exec+0x860/0x860
[  277.253473]  ? print_usage_bug+0xc0/0xc0
[  277.257537]  ? print_usage_bug+0xc0/0xc0
[  277.261634]  ? down_read+0x8d/0x120
[  277.265436]  ? ext4_filemap_fault+0x7a/0xad
[  277.269763]  ? __down_interruptible+0x700/0x700
[  277.274450]  ext4_filemap_fault+0x82/0xad
[  277.278619]  __do_fault+0x100/0x6b0
[  277.282250]  ? unlock_page+0x2c2/0x4c0
[  277.286162]  ? pmd_devmap_trans_unstable+0x220/0x220
[  277.291272]  ? mark_held_locks+0x130/0x130
[  277.295515]  ? mark_held_locks+0x130/0x130
[  277.299771]  ? do_raw_spin_trylock+0x270/0x270
[  277.304367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.309945]  __handle_mm_fault+0x307c/0x5920
[  277.314371]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  277.319222]  ? kasan_check_read+0x11/0x20
[  277.323375]  ? _copy_to_user+0xc8/0x110
[  277.327367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.332923]  ? zap_class+0x640/0x640
[  277.336651]  ? zap_class+0x640/0x640
[  277.340375]  ? find_held_lock+0x36/0x1c0
[  277.344448]  ? handle_mm_fault+0x42a/0xc70
[  277.348687]  ? lock_downgrade+0x900/0x900
[  277.352846]  ? check_preemption_disabled+0x48/0x280
[  277.357895]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  277.362860]  ? kasan_check_read+0x11/0x20
[  277.367032]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.372320]  ? rcu_softirq_qs+0x20/0x20
[  277.376297]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.381409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.386949]  ? check_preemption_disabled+0x48/0x280
[  277.391990]  handle_mm_fault+0x54f/0xc70
[  277.396074]  ? __handle_mm_fault+0x5920/0x5920
[  277.400681]  ? find_vma+0x34/0x190
[  277.404231]  __do_page_fault+0x5e8/0xe60
[  277.408299]  ? trace_hardirqs_off+0xb8/0x310
[  277.412723]  ? __ia32_sys_read+0xb0/0xb0
[  277.416830]  do_page_fault+0xf2/0x7e0
[  277.420648]  ? vmalloc_sync_all+0x30/0x30
[  277.424815]  ? error_entry+0x70/0xd0
[  277.428573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.433601]  ? trace_hardirqs_on_caller+0xc0/0x310
[  277.438564]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.443502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.448352]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.453370]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.459070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.464634]  ? prepare_exit_to_usermode+0x291/0x3b0
[  277.469664]  ? page_fault+0x8/0x30
[  277.473221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.478087]  ? page_fault+0x8/0x30
[  277.481636]  page_fault+0x1e/0x30
[  277.485141] RIP: 0033:0x4727a0
[  277.488350] Code: Bad RIP value.
[  277.491711] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  277.497076] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  277.504359] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  277.511632] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  277.518916] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  277.526187] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  277.533484] warn_alloc_show_mem: 1 callbacks suppressed
[  277.533497] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  277.533499] Mem-Info:
[  277.533538] active_anon:48509 inactive_anon:132 isolated_anon:0
[  277.533538]  active_file:12 inactive_file:13 isolated_file:0
[  277.533538]  unevictable:0 dirty:0 writeback:0 unstable:0
[  277.533538]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  277.533538]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  277.533538]  free:13771 free_pcp:124 free_cma:0
[  277.538879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.538890] Call Trace:
[  277.545860] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  277.548269]  <IRQ>
[  277.581700] Node 0 
[  277.591087]  dump_stack+0x244/0x39d
[  277.593669] 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
[  277.621086]  ? dump_stack_print_info.cold.1+0x20/0x20
[  277.623214] lowmem_reserve[]:
[  277.625456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.629077]  0
[  277.654624]  warn_alloc.cold.117+0xb7/0x1bd
[  277.659795]  2818
[  277.662938]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.668464]  6321 6321
[  277.670291]  ? lock_downgrade+0x900/0x900
[  277.674588] Node 0 
[  277.676668]  ? trace_hardirqs_off+0xb8/0x310
[  277.681511] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  277.683987]  ? trace_hardirqs_off+0xb8/0x310
[  277.688102] lowmem_reserve[]: 0
[  277.690358]  __alloc_pages_slowpath+0x2660/0x2d70
[  277.694775]  0 3503
[  277.721823]  ? warn_alloc+0x120/0x120
[  277.726195]  3503
[  277.729475]  ? warn_alloc+0x120/0x120
[  277.734305] Node 0 
[  277.736561]  ? print_usage_bug+0xc0/0xc0
[  277.740386] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  277.742423]  ? warn_alloc+0x120/0x120
[  277.746208] lowmem_reserve[]:
[  277.748442]  ? print_usage_bug+0xc0/0xc0
[  277.752486]  0
[  277.780596]  ? __lock_acquire+0x62f/0x4c20
[  277.784370]  0 0
[  277.787482]  ? __lock_acquire+0x62f/0x4c20
[  277.791520]  0
[  277.793332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.799520]  ? should_fail+0x22d/0xd01
[  277.803736] Node 0 
[  277.805545]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.811071] DMA: 
[  277.814954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.817196] 1*4kB 
[  277.822470]  ? __lock_acquire+0x62f/0x4c20
[  277.824514] (U) 
[  277.829613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.831744] 0*8kB 
[  277.835971]  ? __lock_acquire+0x62f/0x4c20
[  277.837926] 0*16kB 
[  277.843029]  ? should_fail+0x22d/0xd01
[  277.845159] 1*32kB 
[  277.849394]  ? rcu_irq_exit+0x1a2/0x390
[  277.851612] (U) 
[  277.855510]  ? mark_held_locks+0x130/0x130
[  277.857729] 2*64kB 
[  277.861703]  ? mark_held_locks+0x130/0x130
[  277.863660] (U) 
[  277.867893]  ? mark_held_locks+0xc7/0x130
[  277.870110] 1*128kB 
[  277.874340]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  277.876309] (U) 
[  277.880454]  ? zap_class+0x640/0x640
[  277.882795] 1*256kB 
[  277.887818]  ? print_usage_bug+0xc0/0xc0
[  277.889772] (U) 
[  277.893480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.895781] 0*512kB 
[  277.899839]  ? check_preemption_disabled+0x48/0x280
[  277.901792] 1*1024kB 
[  277.907344]  ? __lock_is_held+0xb5/0x140
[  277.909645] (U) 
[  277.914660]  __alloc_pages_nodemask+0xa80/0xde0
[  277.917063] 1*2048kB 
[  277.921127]  ? zap_class+0x640/0x640
[  277.923085] (M) 
[  277.927748]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  277.930142] 3*4096kB 
[  277.933856]  ? find_held_lock+0x36/0x1c0
[  277.935798] (M) = 15908kB
[  277.940824]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.943208] Node 0 
[  277.947292]  ? lock_downgrade+0x900/0x900
[  277.950037] DMA32: 
[  277.954711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.956920] 4*4kB 
[  277.961069]  cache_grow_begin+0xa5/0x8c0
[  277.963282] (M) 
[  277.969086]  ? do_raw_spin_unlock+0xa7/0x330
[  277.971239] 0*8kB 
[  277.975297]  fallback_alloc+0x204/0x2e0
[  277.977264] 2*16kB 
[  277.981671]  ____cache_alloc_node+0x1c7/0x1e0
[  277.983798] (M) 
[  277.987768]  kmem_cache_alloc_node+0xe3/0x730
[  277.989982] 2*32kB 
[  277.994474]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.996424] (UM) 
[  278.000933]  __alloc_skb+0x119/0x770
[  278.003145] 4*64kB 
[  278.007681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.009718] (UM) 
[  278.013428]  ? netdev_alloc_frag+0x1f0/0x1f0
[  278.015656] 4*128kB 
[  278.020927]  ? lock_downgrade+0x900/0x900
[  278.022968] (M) 
[  278.027379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.029680] 3*256kB 
[  278.033827]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.035781] (M) 
[  278.041319]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.043616] 4*512kB (UM) 
[  278.049075]  ? addrconf_rs_timer+0x690/0x690
[  278.051036] 3*1024kB 
[  278.056489]  ndisc_alloc_skb+0x144/0x340
[  278.059222] (UM) 3*2048kB 
[  278.063645]  ndisc_send_rs+0x331/0x6e0
[  278.066035] (UM) 3*4096kB 
[  278.070114]  addrconf_rs_timer+0x314/0x690
[  278.072944] (M) 
[  278.076828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.079650] = 25200kB
[  278.083886]  call_timer_fn+0x272/0x920
[  278.085855] Node 0 
[  278.090082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.092468] Normal: 
[  278.096352]  ? process_timeout+0x40/0x40
[  278.098573] 786*4kB 
[  278.102806]  ? __run_timers+0x7da/0xc70
[  278.105116] (MEH) 
[  278.109189]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.111498] 440*8kB (UMEH) 
[  278.115480]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.117613] 141*16kB 
[  278.122101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.125010] (MEH) 
[  278.129507]  ? lockdep_hardirqs_on+0x296/0x5b0
[  278.131903] 54*32kB 
[  278.136144]  ? trace_hardirqs_on+0xbd/0x310
[  278.138271] (MEH) 
[  278.142849]  ? kasan_check_read+0x11/0x20
[  278.145164] 14*64kB 
[  278.149480]  ? __run_timers+0x7da/0xc70
[  278.151606] (UME) 
[  278.155748]  ? trace_hardirqs_off_caller+0x310/0x310
[  278.158047] 1*128kB (H) 1*256kB 
[  278.162050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.164180] (H) 
[  278.169284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.172647] 2*512kB 
[  278.176892]  __run_timers+0x7e5/0xc70
[  278.178841] (H) 1*1024kB 
[  278.183134]  ? timer_fixup_init+0x70/0x70
[  278.185433] (U) 
[  278.189244]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.191980] 0*2048kB 
[  278.196122]  ? zap_class+0x640/0x640
[  278.198080] 0*4096kB 
[  278.203111]  ? enqueue_hrtimer+0x1a5/0x560
[  278.205510] = 13976kB
[  278.209217]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.211630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  278.215873]  ? find_held_lock+0x36/0x1c0
[  278.218268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  278.223444]  ? zap_class+0x640/0x640
[  278.232257] 163 total pagecache pages
[  278.236315]  ? pvclock_read_flags+0x160/0x160
[  278.244870] 0 pages in swap cache
[  278.248571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.252375] Swap cache stats: add 0, delete 0, find 0/0
[  278.256861]  ? check_preemption_disabled+0x48/0x280
[  278.260292] Free swap  = 0kB
[  278.265824]  ? __lock_is_held+0xb5/0x140
[  278.271165] Total swap = 0kB
[  278.276178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.279179] 1965979 pages RAM
[  278.283234]  ? check_preemption_disabled+0x48/0x280
[  278.286242] 0 pages HighMem/MovableOnly
[  278.286252] 342867 pages reserved
[  278.291789]  run_timer_softirq+0x52/0xb0
[  278.294888] 0 pages cma reserved
[  278.299903]  ? rcu_read_lock_sched_held+0x14f/0x180
[  278.303927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.307306]  __do_softirq+0x308/0xb7e
[  278.307325]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  278.307341]  ? lock_downgrade+0x900/0x900
[  278.311460] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.314769]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  278.319769] syz-fuzzer cpuset=
[  278.326301]  ? pvclock_read_flags+0x160/0x160
[  278.330071] /
[  278.334598]  ? lapic_next_event+0x5a/0x90
[  278.338730]  mems_allowed=0
[  278.348956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.376011]  ? kvm_clock_read+0x18/0x30
[  278.380004]  ? kvm_sched_clock_read+0x9/0x20
[  278.384439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.389986]  ? check_preemption_disabled+0x48/0x280
[  278.395042]  irq_exit+0x17f/0x1c0
[  278.398515]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.403366]  ? smp_reschedule_interrupt+0x109/0x650
[  278.408398]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.414300]  ? interrupt_entry+0xb5/0xc0
[  278.418370]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.423388]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.428411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.433262]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.438278]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.443310]  ? task_prio+0x50/0x50
[  278.446864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.452411]  ? check_preemption_disabled+0x48/0x280
[  278.457439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.462296]  apic_timer_interrupt+0xf/0x20
[  278.466531]  </IRQ>
[  278.468798] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  278.474685] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  278.493582] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  278.501300] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.508568] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  278.515835] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  278.523127] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  278.530397] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  278.537706]  ? save_stack+0xa9/0xd0
[  278.541352]  __kmalloc_node_track_caller+0x33/0x70
[  278.546289]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  278.551068]  pskb_expand_head+0x230/0x10f0
[  278.555315]  ? memcpy+0x45/0x50
[  278.558621]  ? __copy_skb_header+0x350/0x6b0
[  278.563051]  ? skb_release_data+0x880/0x880
[  278.567380]  ? __alloc_skb+0x770/0x770
[  278.571285]  ? __lock_is_held+0xb5/0x140
[  278.575362]  ? kasan_check_write+0x14/0x20
[  278.579600]  ? __skb_clone+0x6c7/0xa00
[  278.583492]  ? __copy_skb_header+0x6b0/0x6b0
[  278.587908]  ? kmem_cache_alloc+0x33a/0x730
[  278.592237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.597812]  skb_ensure_writable+0x3dd/0x640
[  278.602230]  ? skb_checksum_setup+0xaa0/0xaa0
[  278.606728]  ? check_preemption_disabled+0x48/0x280
[  278.611769]  ? __this_cpu_preempt_check+0x1c/0x20
[  278.616620]  ? __bpf_redirect+0x54b/0xb20
[  278.620830]  bpf_clone_redirect+0x14a/0x490
[  278.625190]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  278.630214]  ? __sched_text_start+0x8/0x8
[  278.634374]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.639141]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  278.643726]  ? retint_kernel+0x2d/0x2d
[  278.647625]  ? find_held_lock+0x36/0x1c0
[  278.651706]  ? lock_acquire+0x1ed/0x520
[  278.655685]  ? bpf_test_run+0x3cb/0x780
[  278.659662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.665486]  ? check_preemption_disabled+0x48/0x280
[  278.670512]  ? kasan_check_read+0x11/0x20
[  278.674691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.679970]  ? rcu_softirq_qs+0x20/0x20
[  278.683946]  ? preempt_schedule+0x4d/0x60
[  278.688098]  ? ___preempt_schedule+0x16/0x18
[  278.692519]  ? bpf_test_run+0x25d/0x780
[  278.696516]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.700929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.706630]  ? bpf_test_init.isra.10+0x70/0x100
[  278.711311]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  278.716083]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.720927]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.726478]  ? fput+0x130/0x1a0
[  278.729776]  ? __bpf_prog_get+0x9b/0x290
[  278.733859]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.738750]  ? bpf_prog_test_run+0x130/0x1a0
[  278.743174]  ? __x64_sys_bpf+0x3d8/0x520
[  278.747244]  ? bpf_prog_get+0x20/0x20
[  278.751099]  ? do_syscall_64+0x1b9/0x820
[  278.755165]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  278.760532]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.765472]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.770502]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.775524]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  278.782205]  ? __switch_to_asm+0x40/0x70
[  278.786278]  ? __switch_to_asm+0x34/0x70
[  278.790347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.795201]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.800588] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  278.800702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.807266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.807271] Call Trace:
[  278.807279]  <IRQ>
[  278.807298]  dump_stack+0x244/0x39d
[  278.807317]  ? dump_stack_print_info.cold.1+0x20/0x20
[  278.813898] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.823198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.825761] syz-executor5 cpuset=
[  278.827915]  warn_alloc.cold.117+0xb7/0x1bd
[  278.831513] syz5
[  278.836739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.847217]  mems_allowed=0
[  278.870273]  ? lock_downgrade+0x900/0x900
[  278.874446]  ? trace_hardirqs_off+0xb8/0x310
[  278.878900]  ? trace_hardirqs_off+0xb8/0x310
[  278.883344]  __alloc_pages_slowpath+0x2660/0x2d70
[  278.888223]  ? warn_alloc+0x120/0x120
[  278.892042]  ? warn_alloc+0x120/0x120
[  278.895850]  ? print_usage_bug+0xc0/0xc0
[  278.899916]  ? warn_alloc+0x120/0x120
[  278.903719]  ? print_usage_bug+0xc0/0xc0
[  278.907797]  ? __lock_acquire+0x62f/0x4c20
[  278.912059]  ? __lock_acquire+0x62f/0x4c20
[  278.916312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.921862]  ? should_fail+0x22d/0xd01
[  278.925769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.930898]  ? __lock_acquire+0x62f/0x4c20
[  278.935146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.940256]  ? __lock_acquire+0x62f/0x4c20
[  278.944510]  ? should_fail+0x22d/0xd01
[  278.948401]  ? find_held_lock+0x36/0x1c0
[  278.952479]  ? mark_held_locks+0x130/0x130
[  278.956726]  ? mark_held_locks+0x130/0x130
[  278.960980]  ? zap_class+0x640/0x640
[  278.964702]  ? zap_class+0x640/0x640
[  278.968430]  ? print_usage_bug+0xc0/0xc0
[  278.972514]  ? do_raw_spin_unlock+0xa7/0x330
[  278.976980]  ? zap_class+0x640/0x640
[  278.980712]  ? print_usage_bug+0xc0/0xc0
[  278.984786]  ? wq_watchdog_touch+0x9c/0xfe
[  278.989054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.994611]  ? check_preemption_disabled+0x48/0x280
[  278.999645]  ? __lock_is_held+0xb5/0x140
[  279.003729]  __alloc_pages_nodemask+0xa80/0xde0
[  279.008421]  ? zap_class+0x640/0x640
[  279.012150]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  279.017190]  ? find_held_lock+0x36/0x1c0
[  279.021268]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.025943]  ? lock_downgrade+0x900/0x900
[  279.030148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.035705]  cache_grow_begin+0xa5/0x8c0
[  279.039780]  ? do_raw_spin_unlock+0xa7/0x330
[  279.044212]  fallback_alloc+0x204/0x2e0
[  279.048197]  ____cache_alloc_node+0x1c7/0x1e0
[  279.052717]  kmem_cache_alloc_node+0xe3/0x730
[  279.057231]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.061479]  __alloc_skb+0x119/0x770
[  279.065201]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.070484]  ? netdev_alloc_frag+0x1f0/0x1f0
[  279.074898]  ? lock_downgrade+0x900/0x900
[  279.079075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.084624]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.090103]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.095567]  ? addrconf_rs_timer+0x690/0x690
[  279.100004]  ndisc_alloc_skb+0x144/0x340
[  279.104094]  ndisc_send_rs+0x331/0x6e0
[  279.107990]  addrconf_rs_timer+0x314/0x690
[  279.112243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.116513]  call_timer_fn+0x272/0x920
[  279.120421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.124659]  ? process_timeout+0x40/0x40
[  279.128734]  ? mark_held_locks+0xc7/0x130
[  279.132894]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.137390]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.141886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.146123]  ? lockdep_hardirqs_on+0x296/0x5b0
[  279.150716]  ? trace_hardirqs_on+0xbd/0x310
[  279.155076]  ? kasan_check_read+0x11/0x20
[  279.159253]  ? __run_timers+0x7da/0xc70
[  279.163237]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.168348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.172591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.176828]  __run_timers+0x7e5/0xc70
[  279.180648]  ? timer_fixup_init+0x70/0x70
[  279.184803]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.189848]  ? zap_class+0x640/0x640
[  279.193583]  ? print_usage_bug+0xc0/0xc0
[  279.197650]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.202851]  ? find_held_lock+0x36/0x1c0
[  279.206920]  ? zap_class+0x640/0x640
[  279.210649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.216191]  ? check_preemption_disabled+0x48/0x280
[  279.221230]  ? __lock_is_held+0xb5/0x140
[  279.225294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.230833]  ? check_preemption_disabled+0x48/0x280
[  279.235856]  run_timer_softirq+0x52/0xb0
[  279.239920]  ? rcu_read_lock_sched_held+0x14f/0x180
[  279.244949]  __do_softirq+0x308/0xb7e
[  279.248758]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  279.253257]  ? lock_downgrade+0x900/0x900
[  279.257424]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  279.262555]  ? pvclock_read_flags+0x160/0x160
[  279.267060]  ? lapic_next_event+0x5a/0x90
[  279.271214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.276771]  ? kvm_clock_read+0x18/0x30
[  279.280750]  ? kvm_sched_clock_read+0x9/0x20
[  279.285178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.290721]  ? check_preemption_disabled+0x48/0x280
[  279.295753]  irq_exit+0x17f/0x1c0
[  279.299231]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.304072]  ? smp_reschedule_interrupt+0x109/0x650
[  279.309091]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.314981]  ? interrupt_entry+0xb5/0xc0
[  279.319060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.324084]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.329107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.333951]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.338993]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.344031]  ? task_prio+0x50/0x50
[  279.347599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.353156]  ? check_preemption_disabled+0x48/0x280
[  279.358202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.363085]  apic_timer_interrupt+0xf/0x20
[  279.367320]  </IRQ>
[  279.369572] RIP: 0010:console_unlock+0xffa/0x1160
[  279.374420] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  279.393352] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  279.401071] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  279.408340] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  279.415629] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  279.422897] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  279.430167] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  279.437455]  ? netconsole_netdev_event+0x280/0x280
[  279.442408]  ? console_unlock+0xff1/0x1160
[  279.446666]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  279.451342]  ? lock_release+0xa00/0xa00
[  279.455568]  ? interrupt_entry+0xc0/0xc0
[  279.459656]  vprintk_emit+0x33d/0x930
[  279.463469]  ? wake_up_klogd+0x180/0x180
[  279.467535]  ? attach_entity_load_avg+0x810/0x860
[  279.472386]  ? __lock_acquire+0x600/0x4c20
[  279.476628]  ? mark_held_locks+0x130/0x130
[  279.480878]  ? print_usage_bug+0xc0/0xc0
[  279.484952]  ? find_held_lock+0x36/0x1c0
[  279.489058]  ? mark_held_locks+0xc7/0x130
[  279.493216]  vprintk_default+0x28/0x30
[  279.497110]  vprintk_func+0x7e/0x181
[  279.500832]  printk+0xa7/0xcf
[  279.503935]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  279.508711]  show_free_areas.cold.118+0x1f34/0x215d
[  279.513758]  ? si_meminfo_node+0x260/0x260
[  279.518002]  ? __lock_acquire+0x62f/0x4c20
[  279.522263]  ? __lock_acquire+0x62f/0x4c20
[  279.526508]  ? __lock_is_held+0xb5/0x140
[  279.530591]  ? mark_held_locks+0x130/0x130
[  279.534832]  ? zap_class+0x640/0x640
[  279.538555]  ? put_dec+0x3b/0xf0
[  279.541927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.547473]  ? find_held_lock+0x36/0x1c0
[  279.551553]  ? serial8250_console_write+0x8b3/0xb10
[  279.556578]  ? lock_downgrade+0x900/0x900
[  279.560727]  ? zap_class+0x640/0x640
[  279.564913]  ? zap_class+0x640/0x640
[  279.568639]  ? print_usage_bug+0xc0/0xc0
[  279.572699]  ? do_raw_spin_unlock+0xa7/0x330
[  279.577110]  ? trace_hardirqs_on+0x310/0x310
[  279.581534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.587095]  ? find_held_lock+0x36/0x1c0
[  279.591175]  ? mark_held_locks+0xc7/0x130
[  279.595332]  ? console_unlock+0xfcd/0x1160
[  279.599571]  ? netconsole_netdev_event+0x280/0x280
[  279.604502]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  279.609088]  ? trace_hardirqs_on+0xbd/0x310
[  279.613439]  ? vprintk_emit+0x33d/0x930
[  279.617426]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.622534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.628095]  ? netconsole_netdev_event+0x280/0x280
[  279.633037]  ? console_unlock+0x8d8/0x1160
[  279.637288]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  279.641958]  ? vprintk_emit+0x7f7/0x930
[  279.645942]  ? lock_release+0xa00/0xa00
[  279.649923]  ? preempt_count_add+0xbc/0x1b0
[  279.654251]  ? wake_up_klogd+0x11a/0x180
[  279.658329]  ? console_device+0xc0/0xc0
[  279.662306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.667856]  ? vprintk_emit+0x268/0x930
[  279.671833]  ? wake_up_klogd+0x180/0x180
[  279.675898]  ? trace_hardirqs_on_caller+0xc0/0x310
[  279.680856]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.685612]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.691073]  ? retint_kernel+0x1b/0x2d
[  279.694961]  ? trace_hardirqs_on+0x310/0x310
[  279.699385]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.704183]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  279.708948]  ? show_mem+0x1e/0x17b
[  279.712509]  show_mem+0x34/0x17b
[  279.715885]  dump_header+0x2f1/0xf72
[  279.719609]  ? mark_held_locks+0x130/0x130
[  279.723847]  ? pagefault_out_of_memory+0x197/0x197
[  279.728783]  ? __lock_acquire+0x62f/0x4c20
[  279.733015]  ? zap_class+0x640/0x640
[  279.736743]  ? percpu_ref_get_many+0x240/0x240
[  279.741346]  ? print_usage_bug+0xc0/0xc0
[  279.745412]  ? print_usage_bug+0xc0/0xc0
[  279.749480]  ? zap_class+0x640/0x640
[  279.753198]  ? print_usage_bug+0xc0/0xc0
[  279.757261]  ? print_usage_bug+0xc0/0xc0
[  279.761344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.766905]  ? find_held_lock+0x36/0x1c0
[  279.770981]  ? mark_held_locks+0xc7/0x130
[  279.775135]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.780242]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.785347]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  279.789933]  ? trace_hardirqs_on+0xbd/0x310
[  279.794275]  ? kasan_check_read+0x11/0x20
[  279.798435]  ? ___ratelimit+0x3b4/0x672
[  279.802412]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.807520]  ? trace_hardirqs_on+0x310/0x310
[  279.811935]  ? lock_downgrade+0x900/0x900
[  279.816089]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.821208]  ? ___ratelimit+0x3b9/0x672
[  279.825187]  ? idr_get_free+0xec0/0xec0
[  279.829160]  ? kasan_check_read+0x11/0x20
[  279.833309]  ? do_raw_spin_unlock+0xa7/0x330
[  279.837727]  oom_kill_process.cold.27+0x10/0x903
[  279.842487]  ? zap_class+0x640/0x640
[  279.846223]  ? _raw_spin_unlock+0x2c/0x50
[  279.850378]  ? oom_badness+0xe6/0xaa0
[  279.854188]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  279.859121]  ? kasan_check_read+0x11/0x20
[  279.863271]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.868586]  ? oom_evaluate_task+0x540/0x540
[  279.873000]  ? find_held_lock+0x36/0x1c0
[  279.877080]  ? out_of_memory+0x974/0x1430
[  279.881230]  ? lock_downgrade+0x900/0x900
[  279.885379]  ? check_preemption_disabled+0x48/0x280
[  279.890399]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  279.895328]  ? kasan_check_read+0x11/0x20
[  279.899476]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.904768]  ? rcu_softirq_qs+0x20/0x20
[  279.908753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.914323]  ? oom_evaluate_task+0x302/0x540
[  279.918737]  out_of_memory+0xa84/0x1430
[  279.922732]  ? oom_killer_disable+0x3a0/0x3a0
[  279.927230]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  279.932161]  ? __mutex_add_waiter+0x2a0/0x2a0
[  279.936669]  __alloc_pages_slowpath+0x22d4/0x2d70
[  279.941543]  ? warn_alloc+0x120/0x120
[  279.945349]  ? rcu_softirq_qs+0x20/0x20
[  279.949360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.954890]  ? should_fail+0x22d/0xd01
[  279.958778]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.963899]  ? zap_class+0x640/0x640
[  279.967636]  ? __lock_is_held+0xb5/0x140
[  279.971707]  ? mark_held_locks+0x130/0x130
[  279.975975]  ? lock_release+0xa00/0xa00
[  279.979971]  ? perf_trace_sched_process_exec+0x860/0x860
[  279.985444]  ? __might_sleep+0x95/0x190
[  279.989426]  __alloc_pages_nodemask+0xa80/0xde0
[  279.994105]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  279.999136]  ? __page_cache_alloc+0x191/0x5c0
[  280.003634]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  280.008568]  ? kasan_check_read+0x11/0x20
[  280.012730]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.018009]  ? zap_class+0x640/0x640
[  280.021741]  ? zap_class+0x640/0x640
[  280.025457]  ? zap_class+0x640/0x640
[  280.029171]  ? __do_page_cache_readahead+0x7ce/0x980
[  280.034279]  ? find_held_lock+0x36/0x1c0
[  280.038346]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.043889]  alloc_pages_current+0x173/0x350
[  280.048303]  __page_cache_alloc+0x38c/0x5c0
[  280.052631]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  280.057575]  ? kasan_check_read+0x11/0x20
[  280.061727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.067009]  ? generic_perform_write+0x6a0/0x6a0
[  280.071798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.077339]  ? check_preemption_disabled+0x48/0x280
[  280.082364]  filemap_fault+0x1594/0x25f0
[  280.086440]  ? __lock_page_or_retry+0xa00/0xa00
[  280.091115]  ? mark_held_locks+0x130/0x130
[  280.095357]  ? rcu_softirq_qs+0x20/0x20
[  280.099346]  ? filemap_map_pages+0xe04/0x1990
[  280.103860]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  280.108798]  ? futex_wait_setup+0x15c/0x3e0
[  280.113135]  ? zap_class+0x640/0x640
[  280.116857]  ? lock_acquire+0x1ed/0x520
[  280.120848]  ? alloc_set_pte+0x1447/0x1f40
[  280.125099]  ? lock_acquire+0x1ed/0x520
[  280.129071]  ? ext4_filemap_fault+0x7a/0xad
[  280.133396]  ? lock_release+0xa00/0xa00
[  280.137369]  ? perf_trace_sched_process_exec+0x860/0x860
[  280.142828]  ? print_usage_bug+0xc0/0xc0
[  280.146888]  ? print_usage_bug+0xc0/0xc0
[  280.150959]  ? down_read+0x8d/0x120
[  280.154581]  ? ext4_filemap_fault+0x7a/0xad
[  280.158900]  ? __down_interruptible+0x700/0x700
[  280.163579]  ext4_filemap_fault+0x82/0xad
[  280.167728]  __do_fault+0x100/0x6b0
[  280.171359]  ? unlock_page+0x2c2/0x4c0
[  280.175250]  ? pmd_devmap_trans_unstable+0x220/0x220
[  280.180370]  ? mark_held_locks+0x130/0x130
[  280.184609]  ? mark_held_locks+0x130/0x130
[  280.188849]  ? do_raw_spin_trylock+0x270/0x270
[  280.193442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.198994]  __handle_mm_fault+0x307c/0x5920
[  280.203427]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  280.208285]  ? kasan_check_read+0x11/0x20
[  280.212452]  ? _copy_to_user+0xc8/0x110
[  280.216432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.221993]  ? zap_class+0x640/0x640
[  280.225717]  ? zap_class+0x640/0x640
[  280.229437]  ? find_held_lock+0x36/0x1c0
[  280.233522]  ? handle_mm_fault+0x42a/0xc70
[  280.237765]  ? lock_downgrade+0x900/0x900
[  280.241915]  ? check_preemption_disabled+0x48/0x280
[  280.246946]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  280.251899]  ? kasan_check_read+0x11/0x20
[  280.256065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.261350]  ? rcu_softirq_qs+0x20/0x20
[  280.265339]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.270444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.275981]  ? check_preemption_disabled+0x48/0x280
[  280.281047]  handle_mm_fault+0x54f/0xc70
[  280.285122]  ? __handle_mm_fault+0x5920/0x5920
[  280.289713]  ? find_vma+0x34/0x190
[  280.293263]  __do_page_fault+0x5e8/0xe60
[  280.297329]  ? trace_hardirqs_off+0xb8/0x310
[  280.301736]  ? __ia32_sys_read+0xb0/0xb0
[  280.305807]  do_page_fault+0xf2/0x7e0
[  280.309632]  ? vmalloc_sync_all+0x30/0x30
[  280.313784]  ? error_entry+0x70/0xd0
[  280.317503]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.322529]  ? trace_hardirqs_on_caller+0xc0/0x310
[  280.327499]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.332429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.337284]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.342300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.347756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.353294]  ? prepare_exit_to_usermode+0x291/0x3b0
[  280.358309]  ? page_fault+0x8/0x30
[  280.361856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.366710]  ? page_fault+0x8/0x30
[  280.370270]  page_fault+0x1e/0x30
[  280.373727] RIP: 0033:0x4727a0
[  280.376933] Code: Bad RIP value.
[  280.380304] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  280.385670] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  280.393030] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  280.400297] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  280.407564] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  280.414832] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  280.422144] warn_alloc_show_mem: 1 callbacks suppressed
[  280.422156] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  280.422158] Mem-Info:
[  280.422189] active_anon:48509 inactive_anon:132 isolated_anon:0
[  280.422189]  active_file:12 inactive_file:13 isolated_file:0
[  280.422189]  unevictable:0 dirty:0 writeback:0 unstable:0
[  280.422189]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  280.422189]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  280.422189]  free:13771 free_pcp:124 free_cma:0
[  280.427547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.434484] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  280.436885] Call Trace:
[  280.469751] Node 0 
[  280.479095]  <IRQ>
[  280.506543] 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
[  280.509108]  dump_stack+0x244/0x39d
[  280.511318] lowmem_reserve[]:
[  280.513465]  ? dump_stack_print_info.cold.1+0x20/0x20
[  280.538943]  0
[  280.542573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.545658]  2818
[  280.550862]  warn_alloc.cold.117+0xb7/0x1bd
[  280.552637]  6321
[  280.558173]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.560214]  6321
[  280.564552]  ? lock_downgrade+0x900/0x900
[  280.566611] Node 0 
[  280.571459]  ? trace_hardirqs_off+0xb8/0x310
[  280.573532] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  280.577651]  ? trace_hardirqs_off+0xb8/0x310
[  280.579859] lowmem_reserve[]: 0
[  280.584282]  __alloc_pages_slowpath+0x2660/0x2d70
[  280.611239]  0
[  280.615671]  ? warn_alloc+0x120/0x120
[  280.618911]  3503
[  280.623749]  ? warn_alloc+0x120/0x120
[  280.625541]  3503
[  280.629342]  ? print_usage_bug+0xc0/0xc0
[  280.631383] Node 0 
[  280.635183]  ? warn_alloc+0x120/0x120
[  280.637266] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  280.641298]  ? print_usage_bug+0xc0/0xc0
[  280.643527] lowmem_reserve[]:
[  280.647336]  ? __lock_acquire+0x62f/0x4c20
[  280.675426]  0
[  280.679486]  ? __lock_acquire+0x62f/0x4c20
[  280.682569]  0 0
[  280.686812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.688591]  0
[  280.692819]  ? should_fail+0x22d/0xd01
[  280.700310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.702096] Node 0 
[  280.705981]  ? __lock_acquire+0x62f/0x4c20
[  280.711063] DMA: 
[  280.713308]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.717554] 1*4kB 
[  280.719616]  ? __lock_acquire+0x62f/0x4c20
[  280.724699] (U) 
[  280.726848]  ? should_fail+0x22d/0xd01
[  280.731074] 0*8kB 0*16kB 
[  280.733064]  ? find_held_lock+0x36/0x1c0
[  280.736929] 1*32kB 
[  280.739687]  ? mark_held_locks+0x130/0x130
[  280.743724] (U) 
[  280.745960]  ? mark_held_locks+0x130/0x130
[  280.750172] 2*64kB 
[  280.752155]  ? zap_class+0x640/0x640
[  280.756382] (U) 
[  280.758617]  ? zap_class+0x640/0x640
[  280.762318] 1*128kB 
[  280.764291]  ? print_usage_bug+0xc0/0xc0
[  280.767985] (U) 
[  280.770305]  ? do_raw_spin_unlock+0xa7/0x330
[  280.774345] 1*256kB 
[  280.776327]  ? zap_class+0x640/0x640
[  280.780716] (U) 
[  280.783053]  ? print_usage_bug+0xc0/0xc0
[  280.786737] 0*512kB 1*1024kB 
[  280.788726]  ? wq_watchdog_touch+0x9c/0xfe
[  280.792762] (U) 
[  280.795867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.800111] 1*2048kB (M) 
[  280.802114]  ? check_preemption_disabled+0x48/0x280
[  280.807627] 3*4096kB 
[  280.810388]  ? __lock_is_held+0xb5/0x140
[  280.815379] (M) 
[  280.817789]  __alloc_pages_nodemask+0xa80/0xde0
[  280.821846] = 15908kB
[  280.823815]  ? zap_class+0x640/0x640
[  280.828464] Node 0 
[  280.830881]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  280.834570] DMA32: 
[  280.836810]  ? find_held_lock+0x36/0x1c0
[  280.841798] 4*4kB 
[  280.844042]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.848076] (M) 
[  280.850223]  ? lock_downgrade+0x900/0x900
[  280.854887] 0*8kB 
[  280.856864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.860991] 2*16kB 
[  280.863140]  cache_grow_begin+0xa5/0x8c0
[  280.868675] (M) 2*32kB 
[  280.870919]  ? do_raw_spin_unlock+0xa7/0x330
[  280.874958] (UM) 
[  280.877542]  fallback_alloc+0x204/0x2e0
[  280.881943] 4*64kB 
[  280.884004]  ____cache_alloc_node+0x1c7/0x1e0
[  280.887964] (UM) 
[  280.890199]  kmem_cache_alloc_node+0xe3/0x730
[  280.894668] 4*128kB (M) 
[  280.896738]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.901210] 3*256kB 
[  280.903882]  __alloc_skb+0x119/0x770
[  280.908088] (M) 
[  280.910414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.914096] 4*512kB (UM) 
[  280.916094]  ? netdev_alloc_frag+0x1f0/0x1f0
[  280.921352] 3*1024kB (UM) 
[  280.924128]  ? lock_downgrade+0x900/0x900
[  280.928517] 3*2048kB (UM) 
[  280.931372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.935495] 3*4096kB 
[  280.938351]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.943865] (M) 
[  280.946290]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.951712] = 25200kB
[  280.951721] Node 0 
[  280.953697]  ? addrconf_rs_timer+0x690/0x690
[  280.959141] Normal: 786*4kB 
[  280.961576]  ndisc_alloc_skb+0x144/0x340
[  280.963785] (MEH) 
[  280.968186]  ndisc_send_rs+0x331/0x6e0
[  280.971186] 440*8kB 
[  280.975244]  addrconf_rs_timer+0x314/0x690
[  280.977397] (UMEH) 141*16kB 
[  280.981291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.983597] (MEH) 
[  280.987841]  call_timer_fn+0x272/0x920
[  280.990829] 54*32kB 
[  280.995116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.997246] (MEH) 
[  281.001157]  ? process_timeout+0x40/0x40
[  281.003460] 14*64kB 
[  281.007699]  ? __run_timers+0x7da/0xc70
[  281.009826] (UME) 
[  281.013898]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.016201] 1*128kB 
[  281.020170]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.022302] (H) 
[  281.026791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.029095] 1*256kB 
[  281.033585]  ? lockdep_hardirqs_on+0x296/0x5b0
[  281.035537] (H) 
[  281.039768]  ? trace_hardirqs_on+0xbd/0x310
[  281.042074] 2*512kB 
[  281.046658]  ? kasan_check_read+0x11/0x20
[  281.048620] (H) 
[  281.052942]  ? __run_timers+0x7da/0xc70
[  281.055236] 1*1024kB (U) 
[  281.059394]  ? trace_hardirqs_off_caller+0x310/0x310
[  281.061348] 0*2048kB 
[  281.065315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.068065] 0*4096kB 
[  281.073165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.075562] = 13976kB
[  281.079794]  __run_timers+0x7e5/0xc70
[  281.082193] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.086427]  ? timer_fixup_init+0x70/0x70
[  281.088812] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.092617]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.101433] 163 total pagecache pages
[  281.105611]  ? zap_class+0x640/0x640
[  281.114181] 0 pages in swap cache
[  281.119188]  ? enqueue_hrtimer+0x1a5/0x560
[  281.123057] Swap cache stats: add 0, delete 0, find 0/0
[  281.123067] Free swap  = 0kB
[  281.126774]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.130208] Total swap = 0kB
[  281.134446]  ? find_held_lock+0x36/0x1c0
[  281.139799] 1965979 pages RAM
[  281.142816]  ? zap_class+0x640/0x640
[  281.147982] 0 pages HighMem/MovableOnly
[  281.151003]  ? pvclock_read_flags+0x160/0x160
[  281.155059] 342867 pages reserved
[  281.158164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.161857] 0 pages cma reserved
[  281.165831]  ? check_preemption_disabled+0x48/0x280
[  281.170372] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.173750]  ? __lock_is_held+0xb5/0x140
[  281.179375] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.182640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.187634] syz-fuzzer cpuset=
[  281.194126]  ? check_preemption_disabled+0x48/0x280
[  281.198164] /
[  281.208384]  run_timer_softirq+0x52/0xb0
[  281.213900]  mems_allowed=0
[  281.217101]  ? rcu_read_lock_sched_held+0x14f/0x180
[  281.236119]  __do_softirq+0x308/0xb7e
[  281.239926]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  281.244439]  ? lock_downgrade+0x900/0x900
[  281.248603]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  281.253718]  ? pvclock_read_flags+0x160/0x160
[  281.258229]  ? lapic_next_event+0x5a/0x90
[  281.262393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.267958]  ? kvm_clock_read+0x18/0x30
[  281.271929]  ? kvm_sched_clock_read+0x9/0x20
[  281.276338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.281879]  ? check_preemption_disabled+0x48/0x280
[  281.286904]  irq_exit+0x17f/0x1c0
[  281.290360]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.295203]  ? smp_reschedule_interrupt+0x109/0x650
[  281.300222]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.306114]  ? interrupt_entry+0xb5/0xc0
[  281.310192]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.315212]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.320232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.325093]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.330112]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.335131]  ? task_prio+0x50/0x50
[  281.338693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.344233]  ? check_preemption_disabled+0x48/0x280
[  281.349257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.354116]  apic_timer_interrupt+0xf/0x20
[  281.358346]  </IRQ>
[  281.360594] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  281.366482] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  281.385382] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  281.393096] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  281.400367] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  281.407637] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  281.414919] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  281.422188] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  281.429506]  ? save_stack+0xa9/0xd0
[  281.433145]  __kmalloc_node_track_caller+0x33/0x70
[  281.438084]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  281.442848]  pskb_expand_head+0x230/0x10f0
[  281.447107]  ? memcpy+0x45/0x50
[  281.450405]  ? __copy_skb_header+0x350/0x6b0
[  281.455368]  ? skb_release_data+0x880/0x880
[  281.459702]  ? __alloc_skb+0x770/0x770
[  281.463602]  ? __lock_is_held+0xb5/0x140
[  281.467678]  ? kasan_check_write+0x14/0x20
[  281.471912]  ? __skb_clone+0x6c7/0xa00
[  281.475818]  ? __copy_skb_header+0x6b0/0x6b0
[  281.480229]  ? kmem_cache_alloc+0x33a/0x730
[  281.484556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.490101]  skb_ensure_writable+0x3dd/0x640
[  281.494515]  ? skb_checksum_setup+0xaa0/0xaa0
[  281.499034]  ? check_preemption_disabled+0x48/0x280
[  281.504097]  ? __this_cpu_preempt_check+0x1c/0x20
[  281.508958]  ? __bpf_redirect+0x54b/0xb20
[  281.513121]  bpf_clone_redirect+0x14a/0x490
[  281.517463]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  281.522491]  ? __sched_text_start+0x8/0x8
[  281.526654]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.531415]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  281.535999]  ? retint_kernel+0x2d/0x2d
[  281.539901]  ? find_held_lock+0x36/0x1c0
[  281.543974]  ? lock_acquire+0x1ed/0x520
[  281.547973]  ? bpf_test_run+0x3cb/0x780
[  281.551948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.557499]  ? check_preemption_disabled+0x48/0x280
[  281.562740]  ? kasan_check_read+0x11/0x20
[  281.566895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.572171]  ? rcu_softirq_qs+0x20/0x20
[  281.576151]  ? preempt_schedule+0x4d/0x60
[  281.580315]  ? ___preempt_schedule+0x16/0x18
[  281.584753]  ? bpf_test_run+0x25d/0x780
[  281.588748]  ? netlink_diag_dump+0x2a0/0x2a0
[  281.593162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.598699]  ? bpf_test_init.isra.10+0x70/0x100
[  281.603373]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  281.608146]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  281.613013]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  281.618581]  ? fput+0x130/0x1a0
[  281.621865]  ? __bpf_prog_get+0x9b/0x290
[  281.625928]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  281.631032]  ? bpf_prog_test_run+0x130/0x1a0
[  281.635456]  ? __x64_sys_bpf+0x3d8/0x520
[  281.639528]  ? bpf_prog_get+0x20/0x20
[  281.643352]  ? do_syscall_64+0x1b9/0x820
[  281.647418]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  281.652785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.657719]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.662740]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  281.667760]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  281.674426]  ? __switch_to_asm+0x40/0x70
[  281.678491]  ? __switch_to_asm+0x34/0x70
[  281.682571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.687433]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  281.692844] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  281.692953] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.699575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.699581] Call Trace:
[  281.699589]  <IRQ>
[  281.699608]  dump_stack+0x244/0x39d
[  281.699626]  ? dump_stack_print_info.cold.1+0x20/0x20
[  281.706213] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.715465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.718033] syz-executor5 cpuset=
[  281.720187]  warn_alloc.cold.117+0xb7/0x1bd
[  281.723788] syz5
[  281.729000]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.739473]  mems_allowed=0
[  281.745010]  ? lock_downgrade+0x900/0x900
[  281.766754]  ? trace_hardirqs_off+0xb8/0x310
[  281.771171]  ? trace_hardirqs_off+0xb8/0x310
[  281.775596]  __alloc_pages_slowpath+0x2660/0x2d70
[  281.780487]  ? warn_alloc+0x120/0x120
[  281.784297]  ? warn_alloc+0x120/0x120
[  281.788112]  ? print_usage_bug+0xc0/0xc0
[  281.792198]  ? warn_alloc+0x120/0x120
[  281.796007]  ? print_usage_bug+0xc0/0xc0
[  281.800079]  ? __lock_acquire+0x62f/0x4c20
[  281.804318]  ? __lock_acquire+0x62f/0x4c20
[  281.808576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.814118]  ? should_fail+0x22d/0xd01
[  281.818112]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.823396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.828503]  ? __lock_acquire+0x62f/0x4c20
[  281.832745]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.837850]  ? __lock_acquire+0x62f/0x4c20
[  281.842106]  ? should_fail+0x22d/0xd01
[  281.845998]  ? rcu_irq_exit+0x1a2/0x390
[  281.850002]  ? mark_held_locks+0x130/0x130
[  281.854279]  ? mark_held_locks+0x130/0x130
[  281.858531]  ? mark_held_locks+0xc7/0x130
[  281.862696]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  281.867728]  ? zap_class+0x640/0x640
[  281.871444]  ? print_usage_bug+0xc0/0xc0
[  281.875511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.881065]  ? check_preemption_disabled+0x48/0x280
[  281.886091]  ? __lock_is_held+0xb5/0x140
[  281.890171]  __alloc_pages_nodemask+0xa80/0xde0
[  281.894844]  ? zap_class+0x640/0x640
[  281.898572]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  281.903611]  ? find_held_lock+0x36/0x1c0
[  281.907689]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.912362]  ? lock_downgrade+0x900/0x900
[  281.916541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.922092]  cache_grow_begin+0xa5/0x8c0
[  281.926156]  ? do_raw_spin_unlock+0xa7/0x330
[  281.930577]  fallback_alloc+0x204/0x2e0
[  281.934563]  ____cache_alloc_node+0x1c7/0x1e0
[  281.939072]  kmem_cache_alloc_node+0xe3/0x730
[  281.943584]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.947820]  __alloc_skb+0x119/0x770
[  281.951541]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.956826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  281.961244]  ? lock_downgrade+0x900/0x900
[  281.965401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.970942]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.976408]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.981858]  ? addrconf_rs_timer+0x690/0x690
[  281.986287]  ndisc_alloc_skb+0x144/0x340
[  281.990355]  ndisc_send_rs+0x331/0x6e0
[  281.994251]  addrconf_rs_timer+0x314/0x690
[  281.998516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.002785]  call_timer_fn+0x272/0x920
[  282.006684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.010935]  ? process_timeout+0x40/0x40
[  282.015008]  ? mark_held_locks+0xc7/0x130
[  282.019177]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.023678]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.028176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.032412]  ? lockdep_hardirqs_on+0x296/0x5b0
[  282.037001]  ? trace_hardirqs_on+0xbd/0x310
[  282.041443]  ? kasan_check_read+0x11/0x20
[  282.045596]  ? __run_timers+0x7da/0xc70
[  282.049581]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.054702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.058940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.063189]  __run_timers+0x7e5/0xc70
[  282.067007]  ? timer_fixup_init+0x70/0x70
[  282.071183]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.076215]  ? zap_class+0x640/0x640
[  282.079936]  ? print_usage_bug+0xc0/0xc0
[  282.084003]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.089206]  ? find_held_lock+0x36/0x1c0
[  282.093287]  ? zap_class+0x640/0x640
[  282.097010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.102565]  ? check_preemption_disabled+0x48/0x280
[  282.107592]  ? __lock_is_held+0xb5/0x140
[  282.111654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.117196]  ? check_preemption_disabled+0x48/0x280
[  282.122236]  run_timer_softirq+0x52/0xb0
[  282.126299]  ? rcu_read_lock_sched_held+0x14f/0x180
[  282.131319]  __do_softirq+0x308/0xb7e
[  282.135143]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  282.139640]  ? lock_downgrade+0x900/0x900
[  282.143810]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  282.148927]  ? pvclock_read_flags+0x160/0x160
[  282.153433]  ? lapic_next_event+0x5a/0x90
[  282.157585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.163135]  ? kvm_clock_read+0x18/0x30
[  282.167114]  ? kvm_sched_clock_read+0x9/0x20
[  282.171534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.177078]  ? check_preemption_disabled+0x48/0x280
[  282.182110]  irq_exit+0x17f/0x1c0
[  282.185571]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.190416]  ? smp_reschedule_interrupt+0x109/0x650
[  282.195434]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.201336]  ? interrupt_entry+0xb5/0xc0
[  282.205403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.210422]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.215444]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.220316]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.225330]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.230347]  ? task_prio+0x50/0x50
[  282.233896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.239436]  ? check_preemption_disabled+0x48/0x280
[  282.244473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.249330]  apic_timer_interrupt+0xf/0x20
[  282.253570]  </IRQ>
[  282.255811] RIP: 0010:console_unlock+0xffa/0x1160
[  282.260666] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  282.279570] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  282.287282] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  282.294554] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  282.301825] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  282.309096] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  282.316362] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  282.323645]  ? netconsole_netdev_event+0x280/0x280
[  282.328619]  ? console_unlock+0xff1/0x1160
[  282.332878]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  282.337558]  ? lock_release+0xa00/0xa00
[  282.341540]  ? interrupt_entry+0xc0/0xc0
[  282.345626]  vprintk_emit+0x33d/0x930
[  282.349434]  ? wake_up_klogd+0x180/0x180
[  282.353523]  ? attach_entity_load_avg+0x810/0x860
[  282.358368]  ? __lock_acquire+0x600/0x4c20
[  282.362620]  ? mark_held_locks+0x130/0x130
[  282.366866]  ? print_usage_bug+0xc0/0xc0
[  282.370933]  ? find_held_lock+0x36/0x1c0
[  282.375005]  ? mark_held_locks+0xc7/0x130
[  282.379178]  vprintk_default+0x28/0x30
[  282.383074]  vprintk_func+0x7e/0x181
[  282.386792]  printk+0xa7/0xcf
[  282.389895]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  282.394670]  show_free_areas.cold.118+0x1f34/0x215d
[  282.399709]  ? si_meminfo_node+0x260/0x260
[  282.403955]  ? __lock_acquire+0x62f/0x4c20
[  282.408196]  ? __lock_acquire+0x62f/0x4c20
[  282.412434]  ? __lock_is_held+0xb5/0x140
[  282.416517]  ? mark_held_locks+0x130/0x130
[  282.420773]  ? zap_class+0x640/0x640
[  282.424492]  ? put_dec+0x3b/0xf0
[  282.427862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.433439]  ? find_held_lock+0x36/0x1c0
[  282.437512]  ? serial8250_console_write+0x8b3/0xb10
[  282.442532]  ? lock_downgrade+0x900/0x900
[  282.446700]  ? zap_class+0x640/0x640
[  282.450418]  ? zap_class+0x640/0x640
[  282.454138]  ? print_usage_bug+0xc0/0xc0
[  282.458200]  ? do_raw_spin_unlock+0xa7/0x330
[  282.462611]  ? trace_hardirqs_on+0x310/0x310
[  282.467029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.472585]  ? find_held_lock+0x36/0x1c0
[  282.476666]  ? mark_held_locks+0xc7/0x130
[  282.480829]  ? console_unlock+0xfcd/0x1160
[  282.485086]  ? netconsole_netdev_event+0x280/0x280
[  282.490035]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  282.494621]  ? trace_hardirqs_on+0xbd/0x310
[  282.498942]  ? vprintk_emit+0x33d/0x930
[  282.502918]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.508032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.513580]  ? netconsole_netdev_event+0x280/0x280
[  282.518510]  ? console_unlock+0x8d8/0x1160
[  282.522969]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  282.527638]  ? vprintk_emit+0x7f7/0x930
[  282.531618]  ? lock_release+0xa00/0xa00
[  282.535599]  ? preempt_count_add+0xbc/0x1b0
[  282.539920]  ? wake_up_klogd+0x11a/0x180
[  282.543982]  ? console_device+0xc0/0xc0
[  282.547957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.553501]  ? vprintk_emit+0x268/0x930
[  282.557478]  ? wake_up_klogd+0x180/0x180
[  282.561563]  ? trace_hardirqs_on_caller+0xc0/0x310
[  282.566503]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.571266]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.576718]  ? retint_kernel+0x1b/0x2d
[  282.580609]  ? trace_hardirqs_on+0x310/0x310
[  282.585052]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.589835]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  282.594600]  ? show_mem+0x1e/0x17b
[  282.598144]  show_mem+0x34/0x17b
[  282.601519]  dump_header+0x2f1/0xf72
[  282.605251]  ? mark_held_locks+0x130/0x130
[  282.609509]  ? pagefault_out_of_memory+0x197/0x197
[  282.614446]  ? __lock_acquire+0x62f/0x4c20
[  282.618679]  ? zap_class+0x640/0x640
[  282.622398]  ? percpu_ref_get_many+0x240/0x240
[  282.626987]  ? print_usage_bug+0xc0/0xc0
[  282.631056]  ? print_usage_bug+0xc0/0xc0
[  282.635128]  ? zap_class+0x640/0x640
[  282.638843]  ? print_usage_bug+0xc0/0xc0
[  282.642934]  ? print_usage_bug+0xc0/0xc0
[  282.647028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.652577]  ? find_held_lock+0x36/0x1c0
[  282.656651]  ? mark_held_locks+0xc7/0x130
[  282.660831]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.665938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.671050]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  282.675652]  ? trace_hardirqs_on+0xbd/0x310
[  282.679995]  ? kasan_check_read+0x11/0x20
[  282.684151]  ? ___ratelimit+0x3b4/0x672
[  282.688138]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.693244]  ? trace_hardirqs_on+0x310/0x310
[  282.697655]  ? lock_downgrade+0x900/0x900
[  282.701810]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.706915]  ? ___ratelimit+0x3b9/0x672
[  282.710902]  ? idr_get_free+0xec0/0xec0
[  282.714878]  ? kasan_check_read+0x11/0x20
[  282.719042]  ? do_raw_spin_unlock+0xa7/0x330
[  282.723482]  oom_kill_process.cold.27+0x10/0x903
[  282.728240]  ? zap_class+0x640/0x640
[  282.731954]  ? _raw_spin_unlock+0x2c/0x50
[  282.736102]  ? oom_badness+0xe6/0xaa0
[  282.739910]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.744841]  ? kasan_check_read+0x11/0x20
[  282.748994]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.754296]  ? oom_evaluate_task+0x540/0x540
[  282.758712]  ? find_held_lock+0x36/0x1c0
[  282.762782]  ? out_of_memory+0x974/0x1430
[  282.766929]  ? lock_downgrade+0x900/0x900
[  282.771078]  ? check_preemption_disabled+0x48/0x280
[  282.776112]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.781047]  ? kasan_check_read+0x11/0x20
[  282.785203]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.790484]  ? rcu_softirq_qs+0x20/0x20
[  282.794465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.800000]  ? oom_evaluate_task+0x302/0x540
[  282.804432]  out_of_memory+0xa84/0x1430
[  282.808415]  ? oom_killer_disable+0x3a0/0x3a0
[  282.812926]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  282.817866]  ? __mutex_add_waiter+0x2a0/0x2a0
[  282.822375]  __alloc_pages_slowpath+0x22d4/0x2d70
[  282.827251]  ? warn_alloc+0x120/0x120
[  282.831053]  ? rcu_softirq_qs+0x20/0x20
[  282.835086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.840622]  ? should_fail+0x22d/0xd01
[  282.844518]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.849666]  ? zap_class+0x640/0x640
[  282.853409]  ? __lock_is_held+0xb5/0x140
[  282.857483]  ? mark_held_locks+0x130/0x130
[  282.861729]  ? lock_release+0xa00/0xa00
[  282.865708]  ? perf_trace_sched_process_exec+0x860/0x860
[  282.871172]  ? __might_sleep+0x95/0x190
[  282.875158]  __alloc_pages_nodemask+0xa80/0xde0
[  282.879838]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  282.884857]  ? __page_cache_alloc+0x191/0x5c0
[  282.889355]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.894287]  ? kasan_check_read+0x11/0x20
[  282.898439]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.903719]  ? zap_class+0x640/0x640
[  282.907439]  ? zap_class+0x640/0x640
[  282.911152]  ? zap_class+0x640/0x640
[  282.914891]  ? __do_page_cache_readahead+0x7ce/0x980
[  282.920003]  ? find_held_lock+0x36/0x1c0
[  282.924096]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  282.929645]  alloc_pages_current+0x173/0x350
[  282.934091]  __page_cache_alloc+0x38c/0x5c0
[  282.938415]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.943365]  ? kasan_check_read+0x11/0x20
[  282.947511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.952805]  ? generic_perform_write+0x6a0/0x6a0
[  282.957577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.963116]  ? check_preemption_disabled+0x48/0x280
[  282.968151]  filemap_fault+0x1594/0x25f0
[  282.972225]  ? __lock_page_or_retry+0xa00/0xa00
[  282.976894]  ? mark_held_locks+0x130/0x130
[  282.981130]  ? rcu_softirq_qs+0x20/0x20
[  282.985122]  ? filemap_map_pages+0xe04/0x1990
[  282.989636]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  282.994576]  ? futex_wait_setup+0x15c/0x3e0
[  282.998902]  ? zap_class+0x640/0x640
[  283.002626]  ? lock_acquire+0x1ed/0x520
[  283.006604]  ? alloc_set_pte+0x1447/0x1f40
[  283.010859]  ? lock_acquire+0x1ed/0x520
[  283.014858]  ? ext4_filemap_fault+0x7a/0xad
[  283.019186]  ? lock_release+0xa00/0xa00
[  283.023160]  ? perf_trace_sched_process_exec+0x860/0x860
[  283.028610]  ? print_usage_bug+0xc0/0xc0
[  283.032685]  ? print_usage_bug+0xc0/0xc0
[  283.036760]  ? down_read+0x8d/0x120
[  283.040385]  ? ext4_filemap_fault+0x7a/0xad
[  283.044706]  ? __down_interruptible+0x700/0x700
[  283.049385]  ext4_filemap_fault+0x82/0xad
[  283.053558]  __do_fault+0x100/0x6b0
[  283.057191]  ? unlock_page+0x2c2/0x4c0
[  283.061084]  ? pmd_devmap_trans_unstable+0x220/0x220
[  283.066213]  ? mark_held_locks+0x130/0x130
[  283.070454]  ? mark_held_locks+0x130/0x130
[  283.074705]  ? do_raw_spin_trylock+0x270/0x270
[  283.079300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.084847]  __handle_mm_fault+0x307c/0x5920
[  283.089280]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  283.094134]  ? kasan_check_read+0x11/0x20
[  283.098289]  ? _copy_to_user+0xc8/0x110
[  283.102274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.107823]  ? zap_class+0x640/0x640
[  283.111590]  ? zap_class+0x640/0x640
[  283.115319]  ? find_held_lock+0x36/0x1c0
[  283.119390]  ? handle_mm_fault+0x42a/0xc70
[  283.123628]  ? lock_downgrade+0x900/0x900
[  283.127779]  ? check_preemption_disabled+0x48/0x280
[  283.132816]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  283.137759]  ? kasan_check_read+0x11/0x20
[  283.141912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.147192]  ? rcu_softirq_qs+0x20/0x20
[  283.151172]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.156278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.161817]  ? check_preemption_disabled+0x48/0x280
[  283.166843]  handle_mm_fault+0x54f/0xc70
[  283.170912]  ? __handle_mm_fault+0x5920/0x5920
[  283.175520]  ? find_vma+0x34/0x190
[  283.179077]  __do_page_fault+0x5e8/0xe60
[  283.183168]  ? trace_hardirqs_off+0xb8/0x310
[  283.187584]  ? __ia32_sys_read+0xb0/0xb0
[  283.191655]  do_page_fault+0xf2/0x7e0
[  283.195458]  ? vmalloc_sync_all+0x30/0x30
[  283.199653]  ? error_entry+0x70/0xd0
[  283.203375]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.208393]  ? trace_hardirqs_on_caller+0xc0/0x310
[  283.213339]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.218274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.223120]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.228148]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.233606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.239148]  ? prepare_exit_to_usermode+0x291/0x3b0
[  283.244174]  ? page_fault+0x8/0x30
[  283.247716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.252572]  ? page_fault+0x8/0x30
[  283.256130]  page_fault+0x1e/0x30
[  283.259583] RIP: 0033:0x4727a0
[  283.262797] Code: Bad RIP value.
[  283.266160] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  283.271541] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  283.278844] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  283.286117] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  283.293386] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  283.300653] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  283.307958] warn_alloc_show_mem: 1 callbacks suppressed
[  283.307970] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  283.307972] Mem-Info:
[  283.308004] active_anon:48509 inactive_anon:132 isolated_anon:0
[  283.308004]  active_file:12 inactive_file:13 isolated_file:0
[  283.308004]  unevictable:0 dirty:0 writeback:0 unstable:0
[  283.308004]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  283.308004]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  283.308004]  free:13771 free_pcp:124 free_cma:0
[  283.313359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.320294] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  283.322696] Call Trace:
[  283.355603] Node 0 
[  283.364963]  <IRQ>
[  283.392403] 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
[  283.394970]  dump_stack+0x244/0x39d
[  283.397177] lowmem_reserve[]:
[  283.399329]  ? dump_stack_print_info.cold.1+0x20/0x20
[  283.424802]  0 2818
[  283.428442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.431519]  6321
[  283.436713]  warn_alloc.cold.117+0xb7/0x1bd
[  283.438927]  6321
[  283.444478]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.450844]  ? lock_downgrade+0x900/0x900
[  283.452881] Node 0 
[  283.458185]  ? trace_hardirqs_off+0xb8/0x310
[  283.462337] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  283.464569]  ? trace_hardirqs_off+0xb8/0x310
[  283.468949] lowmem_reserve[]: 0
[  283.495962]  __alloc_pages_slowpath+0x2660/0x2d70
[  283.500356]  0
[  283.503669]  ? warn_alloc+0x120/0x120
[  283.508467]  3503
[  283.510272]  ? warn_alloc+0x120/0x120
[  283.514061]  3503
[  283.516125]  ? print_usage_bug+0xc0/0xc0
[  283.521954]  ? warn_alloc+0x120/0x120
[  283.525991] Node 0 
[  283.529786]  ? print_usage_bug+0xc0/0xc0
[  283.529818] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  283.529826] lowmem_reserve[]:
[  283.532066]  ? __lock_acquire+0x62f/0x4c20
[  283.536106]  0
[  283.564400]  ? __lock_acquire+0x62f/0x4c20
[  283.567485]  0
[  283.571737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.573518]  0
[  283.577766]  ? should_fail+0x22d/0xd01
[  283.579553]  0
[  283.585085]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.585103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.590778]  ? __lock_acquire+0x62f/0x4c20
[  283.592563] Node 0 
[  283.597835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.602920] DMA: 
[  283.607160]  ? __lock_acquire+0x62f/0x4c20
[  283.607176]  ? should_fail+0x22d/0xd01
[  283.609400] 1*4kB 
[  283.614501]  ? rcu_irq_exit+0x1a2/0x390
[  283.614536]  ? mark_held_locks+0x130/0x130
[  283.616596] (U) 
[  283.620842]  ? mark_held_locks+0x130/0x130
[  283.624706] 0*8kB 0*16kB 
[  283.626865]  ? mark_held_locks+0xc7/0x130
[  283.630829] 1*32kB 
[  283.635064]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  283.637015] (U) 2*64kB 
[  283.641275]  ? zap_class+0x640/0x640
[  283.644008] (U) 
[  283.648158]  ? print_usage_bug+0xc0/0xc0
[  283.650388] 1*128kB 
[  283.655407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.657966] (U) 
[  283.661697]  ? check_preemption_disabled+0x48/0x280
[  283.663653] 1*256kB 
[  283.667715]  ? __lock_is_held+0xb5/0x140
[  283.670016] (U) 
[  283.675794]  __alloc_pages_nodemask+0xa80/0xde0
[  283.677761] 0*512kB 
[  283.682775]  ? zap_class+0x640/0x640
[  283.685087] 1*1024kB 
[  283.689141]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  283.691094] (U) 
[  283.695764]  ? find_held_lock+0x36/0x1c0
[  283.698070] 1*2048kB 
[  283.701785]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.704169] (M) 
[  283.709195]  ? lock_downgrade+0x900/0x900
[  283.711155] 3*4096kB 
[  283.715241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.717627] (M) 
[  283.722302]  cache_grow_begin+0xa5/0x8c0
[  283.724258] = 15908kB
[  283.728404]  ? do_raw_spin_unlock+0xa7/0x330
[  283.730794] Node 0 
[  283.736329]  fallback_alloc+0x204/0x2e0
[  283.738282] DMA32: 
[  283.742444]  ____cache_alloc_node+0x1c7/0x1e0
[  283.744835] 4*4kB 
[  283.749255]  kmem_cache_alloc_node+0xe3/0x730
[  283.751471] (M) 
[  283.755902]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.758119] 0*8kB 2*16kB 
[  283.765567]  __alloc_skb+0x119/0x770
[  283.767694] (M) 2*32kB 
[  283.772206]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.774161] (UM) 
[  283.778411]  ? netdev_alloc_frag+0x1f0/0x1f0
[  283.781150] 4*64kB 
[  283.786548]  ? lock_downgrade+0x900/0x900
[  283.789140] (UM) 4*128kB 
[  283.795342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.797386] (M) 
[  283.801798]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.804010] 3*256kB 
[  283.808177]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.810911] (M) 
[  283.816474]  ? addrconf_rs_timer+0x690/0x690
[  283.818448] 4*512kB (UM) 
[  283.823914]  ndisc_alloc_skb+0x144/0x340
[  283.826211] 3*1024kB 
[  283.831667]  ndisc_send_rs+0x331/0x6e0
[  283.833625] (UM) 
[  283.838043]  addrconf_rs_timer+0x314/0x690
[  283.840783] 3*2048kB 
[  283.844843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.847230] (UM) 
[  283.851129]  call_timer_fn+0x272/0x920
[  283.853161] 3*4096kB 
[  283.857391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.859800] (M) 
[  283.864054]  ? process_timeout+0x40/0x40
[  283.866094] = 25200kB
[  283.869980]  ? __run_timers+0x7da/0xc70
[  283.872367] Node 0 
[  283.876613]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.878570] Normal: 
[  283.882628]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.885028] 786*4kB 
[  283.889003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.891232] (MEH) 
[  283.895723]  ? lockdep_hardirqs_on+0x296/0x5b0
[  283.898036] 440*8kB 
[  283.902535]  ? trace_hardirqs_on+0xbd/0x310
[  283.904845] (UMEH) 
[  283.909092]  ? kasan_check_read+0x11/0x20
[  283.911218] 141*16kB 
[  283.915803]  ? __run_timers+0x7da/0xc70
[  283.918105] (MEH) 
[  283.922430]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.924640] 54*32kB 
[  283.928784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.931164] (MEH) 14*64kB 
[  283.935144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.937284] (UME) 
[  283.942390]  __run_timers+0x7e5/0xc70
[  283.944687] 1*128kB 
[  283.948925]  ? timer_fixup_init+0x70/0x70
[  283.951737] (H) 
[  283.955969]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.958113] 1*256kB 
[  283.961909]  ? zap_class+0x640/0x640
[  283.964225] (H) 2*512kB 
[  283.968429]  ? enqueue_hrtimer+0x1a5/0x560
[  283.970385] (H) 
[  283.975401]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.977721] 1*1024kB 
[  283.981447]  ? find_held_lock+0x36/0x1c0
[  283.984092] (U) 
[  283.988337]  ? zap_class+0x640/0x640
[  283.990295] 0*2048kB 
[  283.995495]  ? pvclock_read_flags+0x160/0x160
[  283.997891] 0*4096kB 
[  284.001949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.003903] = 13976kB
[  284.007614]  ? check_preemption_disabled+0x48/0x280
[  284.010044] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.014536]  ? __lock_is_held+0xb5/0x140
[  284.016968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.022505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.024892] 163 total pagecache pages
[  284.029904]  ? check_preemption_disabled+0x48/0x280
[  284.038724] 0 pages in swap cache
[  284.042789]  run_timer_softirq+0x52/0xb0
[  284.051351] Swap cache stats: add 0, delete 0, find 0/0
[  284.051361] Free swap  = 0kB
[  284.056899]  ? rcu_read_lock_sched_held+0x14f/0x180
[  284.060668] Total swap = 0kB
[  284.060677] 1965979 pages RAM
[  284.065687]  __do_softirq+0x308/0xb7e
[  284.069122] 0 pages HighMem/MovableOnly
[  284.073195]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  284.078539] 342867 pages reserved
[  284.081559]  ? lock_downgrade+0x900/0x900
[  284.086555] 0 pages cma reserved
[  284.086644] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.089585]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  284.092751] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.096493]  ? pvclock_read_flags+0x160/0x160
[  284.100440] syz-fuzzer cpuset=
[  284.104937]  ? lapic_next_event+0x5a/0x90
[  284.108366] /
[  284.112516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.115861]  mems_allowed=0
[  284.122358]  ? kvm_clock_read+0x18/0x30
[  284.163650]  ? kvm_sched_clock_read+0x9/0x20
[  284.168076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.173617]  ? check_preemption_disabled+0x48/0x280
[  284.178648]  irq_exit+0x17f/0x1c0
[  284.182114]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.186981]  ? smp_reschedule_interrupt+0x109/0x650
[  284.192000]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.197902]  ? interrupt_entry+0xb5/0xc0
[  284.201967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.206986]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.212012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.216896]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.221925]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.226944]  ? task_prio+0x50/0x50
[  284.230493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.236060]  ? check_preemption_disabled+0x48/0x280
[  284.241093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.245960]  apic_timer_interrupt+0xf/0x20
[  284.250192]  </IRQ>
[  284.252432] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  284.258318] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  284.277245] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  284.284968] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  284.292246] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  284.299516] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  284.306789] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  284.314076] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  284.321393]  ? save_stack+0xa9/0xd0
[  284.325064]  __kmalloc_node_track_caller+0x33/0x70
[  284.330003]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  284.334774]  pskb_expand_head+0x230/0x10f0
[  284.339027]  ? memcpy+0x45/0x50
[  284.342317]  ? __copy_skb_header+0x350/0x6b0
[  284.346739]  ? skb_release_data+0x880/0x880
[  284.351066]  ? __alloc_skb+0x770/0x770
[  284.354967]  ? __lock_is_held+0xb5/0x140
[  284.359069]  ? kasan_check_write+0x14/0x20
[  284.363307]  ? __skb_clone+0x6c7/0xa00
[  284.367197]  ? __copy_skb_header+0x6b0/0x6b0
[  284.371608]  ? kmem_cache_alloc+0x33a/0x730
[  284.375936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.381506]  skb_ensure_writable+0x3dd/0x640
[  284.385933]  ? skb_checksum_setup+0xaa0/0xaa0
[  284.390438]  ? check_preemption_disabled+0x48/0x280
[  284.395461]  ? __this_cpu_preempt_check+0x1c/0x20
[  284.400322]  ? __bpf_redirect+0x54b/0xb20
[  284.404482]  bpf_clone_redirect+0x14a/0x490
[  284.408811]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  284.413830]  ? __sched_text_start+0x8/0x8
[  284.417985]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.422757]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  284.427344]  ? retint_kernel+0x2d/0x2d
[  284.431239]  ? find_held_lock+0x36/0x1c0
[  284.435311]  ? lock_acquire+0x1ed/0x520
[  284.439289]  ? bpf_test_run+0x3cb/0x780
[  284.443270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.448812]  ? check_preemption_disabled+0x48/0x280
[  284.454610]  ? kasan_check_read+0x11/0x20
[  284.458763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.464060]  ? rcu_softirq_qs+0x20/0x20
[  284.468267]  ? preempt_schedule+0x4d/0x60
[  284.472445]  ? ___preempt_schedule+0x16/0x18
[  284.476877]  ? bpf_test_run+0x25d/0x780
[  284.480867]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.485282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.490833]  ? bpf_test_init.isra.10+0x70/0x100
[  284.495528]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  284.500307]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.505169]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.510710]  ? fput+0x130/0x1a0
[  284.513991]  ? __bpf_prog_get+0x9b/0x290
[  284.518069]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.522910]  ? bpf_prog_test_run+0x130/0x1a0
[  284.527333]  ? __x64_sys_bpf+0x3d8/0x520
[  284.531426]  ? bpf_prog_get+0x20/0x20
[  284.535255]  ? do_syscall_64+0x1b9/0x820
[  284.539319]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.544688]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.549625]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.554646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.559677]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  284.566351]  ? __switch_to_asm+0x40/0x70
[  284.570428]  ? __switch_to_asm+0x34/0x70
[  284.574533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.579382]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.584771] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  284.584857] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.591444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.591453] Call Trace:
[  284.598036] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.607280]  <IRQ>
[  284.609856] syz-executor5 cpuset=
[  284.620342]  dump_stack+0x244/0x39d
[  284.622472] syz5
[  284.625937]  ? dump_stack_print_info.cold.1+0x20/0x20
[  284.629548]  mems_allowed=0
[  284.631539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.645167]  warn_alloc.cold.117+0xb7/0x1bd
[  284.649503]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.654353]  ? lock_downgrade+0x900/0x900
[  284.658515]  ? trace_hardirqs_off+0xb8/0x310
[  284.662941]  ? trace_hardirqs_off+0xb8/0x310
[  284.667361]  __alloc_pages_slowpath+0x2660/0x2d70
[  284.672266]  ? warn_alloc+0x120/0x120
[  284.676090]  ? warn_alloc+0x120/0x120
[  284.679897]  ? print_usage_bug+0xc0/0xc0
[  284.683959]  ? warn_alloc+0x120/0x120
[  284.687766]  ? print_usage_bug+0xc0/0xc0
[  284.691828]  ? __lock_acquire+0x62f/0x4c20
[  284.696092]  ? __lock_acquire+0x62f/0x4c20
[  284.700337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.705875]  ? should_fail+0x22d/0xd01
[  284.709766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.714868]  ? __lock_acquire+0x62f/0x4c20
[  284.719110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.724216]  ? __lock_acquire+0x62f/0x4c20
[  284.728449]  ? should_fail+0x22d/0xd01
[  284.732341]  ? find_held_lock+0x36/0x1c0
[  284.736421]  ? mark_held_locks+0x130/0x130
[  284.740661]  ? mark_held_locks+0x130/0x130
[  284.744888]  ? zap_class+0x640/0x640
[  284.748593]  ? zap_class+0x640/0x640
[  284.752311]  ? print_usage_bug+0xc0/0xc0
[  284.756375]  ? do_raw_spin_unlock+0xa7/0x330
[  284.760787]  ? zap_class+0x640/0x640
[  284.764511]  ? print_usage_bug+0xc0/0xc0
[  284.768596]  ? wq_watchdog_touch+0x9c/0xfe
[  284.772834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.778380]  ? check_preemption_disabled+0x48/0x280
[  284.783406]  ? __lock_is_held+0xb5/0x140
[  284.787476]  __alloc_pages_nodemask+0xa80/0xde0
[  284.792264]  ? zap_class+0x640/0x640
[  284.795987]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  284.801044]  ? find_held_lock+0x36/0x1c0
[  284.805123]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.809793]  ? lock_downgrade+0x900/0x900
[  284.813945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.819484]  cache_grow_begin+0xa5/0x8c0
[  284.823541]  ? do_raw_spin_unlock+0xa7/0x330
[  284.827967]  fallback_alloc+0x204/0x2e0
[  284.831945]  ____cache_alloc_node+0x1c7/0x1e0
[  284.836445]  kmem_cache_alloc_node+0xe3/0x730
[  284.840956]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.845246]  __alloc_skb+0x119/0x770
[  284.848968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.854259]  ? netdev_alloc_frag+0x1f0/0x1f0
[  284.858683]  ? lock_downgrade+0x900/0x900
[  284.862841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.868392]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.873856]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.879304]  ? addrconf_rs_timer+0x690/0x690
[  284.883733]  ndisc_alloc_skb+0x144/0x340
[  284.887797]  ndisc_send_rs+0x331/0x6e0
[  284.891684]  addrconf_rs_timer+0x314/0x690
[  284.895952]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.900236]  call_timer_fn+0x272/0x920
[  284.904121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.908368]  ? process_timeout+0x40/0x40
[  284.912435]  ? mark_held_locks+0xc7/0x130
[  284.916599]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.921122]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.925627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.929861]  ? lockdep_hardirqs_on+0x296/0x5b0
[  284.934449]  ? trace_hardirqs_on+0xbd/0x310
[  284.938771]  ? kasan_check_read+0x11/0x20
[  284.942917]  ? __run_timers+0x7da/0xc70
[  284.946892]  ? trace_hardirqs_off_caller+0x310/0x310
[  284.952000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.956252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.960492]  __run_timers+0x7e5/0xc70
[  284.964312]  ? timer_fixup_init+0x70/0x70
[  284.968463]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.973476]  ? zap_class+0x640/0x640
[  284.977224]  ? print_usage_bug+0xc0/0xc0
[  284.981289]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.986487]  ? find_held_lock+0x36/0x1c0
[  284.990573]  ? zap_class+0x640/0x640
[  284.994299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.999837]  ? check_preemption_disabled+0x48/0x280
[  285.004864]  ? __lock_is_held+0xb5/0x140
[  285.008940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.014476]  ? check_preemption_disabled+0x48/0x280
[  285.019499]  run_timer_softirq+0x52/0xb0
[  285.023577]  ? rcu_read_lock_sched_held+0x14f/0x180
[  285.028598]  __do_softirq+0x308/0xb7e
[  285.032406]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  285.036897]  ? lock_downgrade+0x900/0x900
[  285.041055]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  285.046170]  ? pvclock_read_flags+0x160/0x160
[  285.050671]  ? lapic_next_event+0x5a/0x90
[  285.054863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.060408]  ? kvm_clock_read+0x18/0x30
[  285.064383]  ? kvm_sched_clock_read+0x9/0x20
[  285.068801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.074340]  ? check_preemption_disabled+0x48/0x280
[  285.079383]  irq_exit+0x17f/0x1c0
[  285.082838]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.087677]  ? smp_reschedule_interrupt+0x109/0x650
[  285.092697]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.098585]  ? interrupt_entry+0xb5/0xc0
[  285.102654]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.107669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.112687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.117526]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.122563]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.127594]  ? task_prio+0x50/0x50
[  285.131136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.136690]  ? check_preemption_disabled+0x48/0x280
[  285.141717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.146574]  apic_timer_interrupt+0xf/0x20
[  285.150799]  </IRQ>
[  285.153058] RIP: 0010:console_unlock+0xffa/0x1160
[  285.157928] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  285.176829] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  285.184563] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  285.191860] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  285.199130] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  285.206414] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  285.213681] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  285.220968]  ? netconsole_netdev_event+0x280/0x280
[  285.225912]  ? console_unlock+0xff1/0x1160
[  285.230172]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  285.234852]  ? lock_release+0xa00/0xa00
[  285.238833]  ? interrupt_entry+0xc0/0xc0
[  285.242912]  vprintk_emit+0x33d/0x930
[  285.246719]  ? wake_up_klogd+0x180/0x180
[  285.250781]  ? attach_entity_load_avg+0x810/0x860
[  285.255623]  ? __lock_acquire+0x600/0x4c20
[  285.259856]  ? mark_held_locks+0x130/0x130
[  285.264090]  ? print_usage_bug+0xc0/0xc0
[  285.268159]  ? find_held_lock+0x36/0x1c0
[  285.272245]  ? mark_held_locks+0xc7/0x130
[  285.276398]  vprintk_default+0x28/0x30
[  285.280301]  vprintk_func+0x7e/0x181
[  285.284017]  printk+0xa7/0xcf
[  285.287146]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  285.291921]  show_free_areas.cold.118+0x1f34/0x215d
[  285.296970]  ? si_meminfo_node+0x260/0x260
[  285.301226]  ? __lock_acquire+0x62f/0x4c20
[  285.305467]  ? __lock_acquire+0x62f/0x4c20
[  285.309703]  ? __lock_is_held+0xb5/0x140
[  285.313783]  ? mark_held_locks+0x130/0x130
[  285.318035]  ? zap_class+0x640/0x640
[  285.321756]  ? put_dec+0x3b/0xf0
[  285.325132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.330723]  ? find_held_lock+0x36/0x1c0
[  285.334796]  ? serial8250_console_write+0x8b3/0xb10
[  285.339818]  ? lock_downgrade+0x900/0x900
[  285.343970]  ? zap_class+0x640/0x640
[  285.347684]  ? zap_class+0x640/0x640
[  285.351399]  ? print_usage_bug+0xc0/0xc0
[  285.355460]  ? do_raw_spin_unlock+0xa7/0x330
[  285.359883]  ? trace_hardirqs_on+0x310/0x310
[  285.364306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.369858]  ? find_held_lock+0x36/0x1c0
[  285.373944]  ? mark_held_locks+0xc7/0x130
[  285.378100]  ? console_unlock+0xfcd/0x1160
[  285.382337]  ? netconsole_netdev_event+0x280/0x280
[  285.387270]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  285.391856]  ? trace_hardirqs_on+0xbd/0x310
[  285.396184]  ? vprintk_emit+0x33d/0x930
[  285.400162]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.405274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.410819]  ? netconsole_netdev_event+0x280/0x280
[  285.415754]  ? console_unlock+0x8d8/0x1160
[  285.420007]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  285.424684]  ? vprintk_emit+0x7f7/0x930
[  285.428671]  ? lock_release+0xa00/0xa00
[  285.432687]  ? preempt_count_add+0xbc/0x1b0
[  285.437007]  ? wake_up_klogd+0x11a/0x180
[  285.441107]  ? console_device+0xc0/0xc0
[  285.445100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.450648]  ? vprintk_emit+0x268/0x930
[  285.454866]  ? wake_up_klogd+0x180/0x180
[  285.458957]  ? trace_hardirqs_on_caller+0xc0/0x310
[  285.463890]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.468652]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.474105]  ? retint_kernel+0x1b/0x2d
[  285.477996]  ? trace_hardirqs_on+0x310/0x310
[  285.482424]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.487205]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  285.491970]  ? show_mem+0x1e/0x17b
[  285.495525]  show_mem+0x34/0x17b
[  285.498943]  dump_header+0x2f1/0xf72
[  285.502669]  ? mark_held_locks+0x130/0x130
[  285.506903]  ? pagefault_out_of_memory+0x197/0x197
[  285.511835]  ? __lock_acquire+0x62f/0x4c20
[  285.516090]  ? zap_class+0x640/0x640
[  285.519815]  ? percpu_ref_get_many+0x240/0x240
[  285.524411]  ? print_usage_bug+0xc0/0xc0
[  285.528473]  ? print_usage_bug+0xc0/0xc0
[  285.532584]  ? zap_class+0x640/0x640
[  285.536313]  ? print_usage_bug+0xc0/0xc0
[  285.540375]  ? print_usage_bug+0xc0/0xc0
[  285.544458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.549999]  ? find_held_lock+0x36/0x1c0
[  285.554080]  ? mark_held_locks+0xc7/0x130
[  285.558254]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.563889]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.569006]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  285.573617]  ? trace_hardirqs_on+0xbd/0x310
[  285.577943]  ? kasan_check_read+0x11/0x20
[  285.582092]  ? ___ratelimit+0x3b4/0x672
[  285.586075]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.591188]  ? trace_hardirqs_on+0x310/0x310
[  285.595601]  ? lock_downgrade+0x900/0x900
[  285.599760]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.604870]  ? ___ratelimit+0x3b9/0x672
[  285.608838]  ? idr_get_free+0xec0/0xec0
[  285.612812]  ? kasan_check_read+0x11/0x20
[  285.616960]  ? do_raw_spin_unlock+0xa7/0x330
[  285.621395]  oom_kill_process.cold.27+0x10/0x903
[  285.626155]  ? zap_class+0x640/0x640
[  285.629874]  ? _raw_spin_unlock+0x2c/0x50
[  285.634038]  ? oom_badness+0xe6/0xaa0
[  285.637843]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.642770]  ? kasan_check_read+0x11/0x20
[  285.646924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.652214]  ? oom_evaluate_task+0x540/0x540
[  285.656649]  ? find_held_lock+0x36/0x1c0
[  285.660729]  ? out_of_memory+0x974/0x1430
[  285.664877]  ? lock_downgrade+0x900/0x900
[  285.669045]  ? check_preemption_disabled+0x48/0x280
[  285.674070]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.679000]  ? kasan_check_read+0x11/0x20
[  285.683161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.688441]  ? rcu_softirq_qs+0x20/0x20
[  285.692425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.697959]  ? oom_evaluate_task+0x302/0x540
[  285.702374]  out_of_memory+0xa84/0x1430
[  285.706374]  ? oom_killer_disable+0x3a0/0x3a0
[  285.710871]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  285.715808]  ? __mutex_add_waiter+0x2a0/0x2a0
[  285.720316]  __alloc_pages_slowpath+0x22d4/0x2d70
[  285.725192]  ? warn_alloc+0x120/0x120
[  285.728999]  ? rcu_softirq_qs+0x20/0x20
[  285.733031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.738605]  ? should_fail+0x22d/0xd01
[  285.742497]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.747606]  ? zap_class+0x640/0x640
[  285.751389]  ? __lock_is_held+0xb5/0x140
[  285.755461]  ? mark_held_locks+0x130/0x130
[  285.759696]  ? lock_release+0xa00/0xa00
[  285.763672]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.769142]  ? __might_sleep+0x95/0x190
[  285.773146]  __alloc_pages_nodemask+0xa80/0xde0
[  285.777827]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  285.782853]  ? __page_cache_alloc+0x191/0x5c0
[  285.787353]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.792286]  ? kasan_check_read+0x11/0x20
[  285.796460]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.801742]  ? zap_class+0x640/0x640
[  285.805463]  ? zap_class+0x640/0x640
[  285.809177]  ? zap_class+0x640/0x640
[  285.812890]  ? __do_page_cache_readahead+0x7ce/0x980
[  285.817999]  ? find_held_lock+0x36/0x1c0
[  285.822076]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  285.827638]  alloc_pages_current+0x173/0x350
[  285.832059]  __page_cache_alloc+0x38c/0x5c0
[  285.836380]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.841333]  ? kasan_check_read+0x11/0x20
[  285.845481]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.850771]  ? generic_perform_write+0x6a0/0x6a0
[  285.855525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.861074]  ? check_preemption_disabled+0x48/0x280
[  285.866126]  filemap_fault+0x1594/0x25f0
[  285.870217]  ? __lock_page_or_retry+0xa00/0xa00
[  285.874887]  ? mark_held_locks+0x130/0x130
[  285.879123]  ? rcu_softirq_qs+0x20/0x20
[  285.883114]  ? filemap_map_pages+0xe04/0x1990
[  285.887627]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  285.892567]  ? futex_wait_setup+0x15c/0x3e0
[  285.896890]  ? zap_class+0x640/0x640
[  285.900611]  ? lock_acquire+0x1ed/0x520
[  285.904586]  ? alloc_set_pte+0x1447/0x1f40
[  285.908840]  ? lock_acquire+0x1ed/0x520
[  285.912814]  ? ext4_filemap_fault+0x7a/0xad
[  285.917143]  ? lock_release+0xa00/0xa00
[  285.921120]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.926586]  ? print_usage_bug+0xc0/0xc0
[  285.930647]  ? print_usage_bug+0xc0/0xc0
[  285.934718]  ? down_read+0x8d/0x120
[  285.938341]  ? ext4_filemap_fault+0x7a/0xad
[  285.942663]  ? __down_interruptible+0x700/0x700
[  285.947346]  ext4_filemap_fault+0x82/0xad
[  285.951514]  __do_fault+0x100/0x6b0
[  285.955152]  ? unlock_page+0x2c2/0x4c0
[  285.959053]  ? pmd_devmap_trans_unstable+0x220/0x220
[  285.964160]  ? mark_held_locks+0x130/0x130
[  285.968395]  ? mark_held_locks+0x130/0x130
[  285.972628]  ? do_raw_spin_trylock+0x270/0x270
[  285.977218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.982759]  __handle_mm_fault+0x307c/0x5920
[  285.987175]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  285.992066]  ? kasan_check_read+0x11/0x20
[  285.996219]  ? _copy_to_user+0xc8/0x110
[  286.000209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.005757]  ? zap_class+0x640/0x640
[  286.009470]  ? zap_class+0x640/0x640
[  286.013196]  ? find_held_lock+0x36/0x1c0
[  286.017266]  ? handle_mm_fault+0x42a/0xc70
[  286.021504]  ? lock_downgrade+0x900/0x900
[  286.025653]  ? check_preemption_disabled+0x48/0x280
[  286.030677]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  286.035608]  ? kasan_check_read+0x11/0x20
[  286.039768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.045063]  ? rcu_softirq_qs+0x20/0x20
[  286.049047]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.054155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.059694]  ? check_preemption_disabled+0x48/0x280
[  286.064726]  handle_mm_fault+0x54f/0xc70
[  286.068830]  ? __handle_mm_fault+0x5920/0x5920
[  286.073421]  ? find_vma+0x34/0x190
[  286.076964]  __do_page_fault+0x5e8/0xe60
[  286.081044]  ? trace_hardirqs_off+0xb8/0x310
[  286.085489]  ? __ia32_sys_read+0xb0/0xb0
[  286.089560]  do_page_fault+0xf2/0x7e0
[  286.093391]  ? vmalloc_sync_all+0x30/0x30
[  286.097573]  ? error_entry+0x70/0xd0
[  286.101315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  286.106331]  ? trace_hardirqs_on_caller+0xc0/0x310
[  286.111264]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.116205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.121059]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.126075]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.131528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.137082]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.142105]  ? page_fault+0x8/0x30
[  286.145648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.150498]  ? page_fault+0x8/0x30
[  286.154047]  page_fault+0x1e/0x30
[  286.157503] RIP: 0033:0x4727a0
[  286.160721] Code: Bad RIP value.
[  286.164086] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  286.169448] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  286.176717] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  286.183987] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  286.191262] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  286.198529] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  286.205827] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  286.205833] warn_alloc_show_mem: 1 callbacks suppressed
[  286.205840] Mem-Info:
[  286.212784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.218153] active_anon:48509 inactive_anon:132 isolated_anon:0
[  286.218153]  active_file:12 inactive_file:13 isolated_file:0
[  286.218153]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.218153]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  286.218153]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  286.218153]  free:13771 free_pcp:124 free_cma:0
[  286.220525] Call Trace:
[  286.229922] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  286.262769]  <IRQ>
[  286.265366] Node 0 
[  286.292780]  dump_stack+0x244/0x39d
[  286.294933] 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
[  286.297142]  ? dump_stack_print_info.cold.1+0x20/0x20
[  286.300747] lowmem_reserve[]:
[  286.326297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.331466]  0
[  286.334576]  warn_alloc.cold.117+0xb7/0x1bd
[  286.340121]  2818 6321
[  286.341943]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.346241]  6321
[  286.348754]  ? lock_downgrade+0x900/0x900
[  286.355632]  ? trace_hardirqs_off+0xb8/0x310
[  286.359753] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  286.364185]  ? trace_hardirqs_off+0xb8/0x310
[  286.364208]  __alloc_pages_slowpath+0x2660/0x2d70
[  286.391762] lowmem_reserve[]: 0
[  286.396201]  ? warn_alloc+0x120/0x120
[  286.400998]  0
[  286.404291]  ? warn_alloc+0x120/0x120
[  286.408085]  3503
[  286.409890]  ? print_usage_bug+0xc0/0xc0
[  286.413673]  3503
[  286.415732]  ? warn_alloc+0x120/0x120
[  286.419772] Node 0 
[  286.421835]  ? print_usage_bug+0xc0/0xc0
[  286.425640] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  286.427850]  ? __lock_acquire+0x62f/0x4c20
[  286.431892] lowmem_reserve[]:
[  286.459997]  ? __lock_acquire+0x62f/0x4c20
[  286.464212]  0
[  286.467322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.471532]  0
[  286.473336]  ? should_fail+0x22d/0xd01
[  286.478847]  0 0
[  286.480691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.486537]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.491795] Node 0 
[  286.496889]  ? __lock_acquire+0x62f/0x4c20
[  286.496893] DMA: 1*4kB 
[  286.499136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.503350] (U) 
[  286.505934]  ? __lock_acquire+0x62f/0x4c20
[  286.511013] 0*8kB 
[  286.513008]  ? should_fail+0x22d/0xd01
[  286.517242] 0*16kB 
[  286.519393]  ? rcu_irq_exit+0x1a2/0x390
[  286.523462] 1*32kB 
[  286.525701]  ? mark_held_locks+0x130/0x130
[  286.529648] (U) 
[  286.531882]  ? mark_held_locks+0x130/0x130
[  286.536094] 2*64kB 
[  286.538077]  ? mark_held_locks+0xc7/0x130
[  286.542291] (U) 
[  286.544530]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  286.548674] 1*128kB 
[  286.550647]  ? zap_class+0x640/0x640
[  286.555639] (U) 
[  286.557964]  ? print_usage_bug+0xc0/0xc0
[  286.561659] 1*256kB 
[  286.563633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.567667] (U) 0*512kB 
[  286.570008]  ? check_preemption_disabled+0x48/0x280
[  286.575536] 1*1024kB (U) 
[  286.578223]  ? __lock_is_held+0xb5/0x140
[  286.583219] 1*2048kB 
[  286.585979]  __alloc_pages_nodemask+0xa80/0xde0
[  286.590013] (M) 
[  286.592448]  ? zap_class+0x640/0x640
[  286.597098] 3*4096kB 
[  286.599075]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  286.602764] (M) 
[  286.605178]  ? find_held_lock+0x36/0x1c0
[  286.610169] = 15908kB
[  286.612152]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.616187] Node 0 
[  286.618594]  ? lock_downgrade+0x900/0x900
[  286.623255] DMA32: 
[  286.625493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.629614] 4*4kB 
[  286.631851]  cache_grow_begin+0xa5/0x8c0
[  286.637365] (M) 
[  286.639518]  ? do_raw_spin_unlock+0xa7/0x330
[  286.643562] 0*8kB 
[  286.645542]  fallback_alloc+0x204/0x2e0
[  286.649939] 2*16kB 
[  286.652088]  ____cache_alloc_node+0x1c7/0x1e0
[  286.656058] (M) 
[  286.658299]  kmem_cache_alloc_node+0xe3/0x730
[  286.662769] 2*32kB 
[  286.664741]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.669212] (UM) 
[  286.671994]  __alloc_skb+0x119/0x770
[  286.676207] 4*64kB 
[  286.678284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.681965] (UM) 4*128kB 
[  286.684210]  ? netdev_alloc_frag+0x1f0/0x1f0
[  286.689464] (M) 
[  286.692218]  ? lock_downgrade+0x900/0x900
[  286.696612] 3*256kB 
[  286.698593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.702727] (M) 
[  286.705066]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.710572] 4*512kB 
[  286.712547]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.717990] (UM) 
[  286.720355]  ? addrconf_rs_timer+0x690/0x690
[  286.725789] 3*1024kB (UM) 
[  286.727864]  ndisc_alloc_skb+0x144/0x340
[  286.732250] 3*2048kB 
[  286.735091]  ndisc_send_rs+0x331/0x6e0
[  286.739129] (UM) 
[  286.741536]  addrconf_rs_timer+0x314/0x690
[  286.745424] 3*4096kB 
[  286.747486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.751722] (M) 
[  286.754138]  call_timer_fn+0x272/0x920
[  286.758343] = 25200kB
[  286.760326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.764212] Node 0 
[  286.766652]  ? process_timeout+0x40/0x40
[  286.770867] Normal: 
[  286.773107]  ? __run_timers+0x7da/0xc70
[  286.777143] 786*4kB 
[  286.779476]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.783426] (MEH) 
[  286.785748]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.790222] 440*8kB 
[  286.792368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.796844] (UMEH) 
[  286.799168]  ? lockdep_hardirqs_on+0x296/0x5b0
[  286.803383] 141*16kB 
[  286.805622]  ? trace_hardirqs_on+0xbd/0x310
[  286.810183] (MEH) 
[  286.812595]  ? kasan_check_read+0x11/0x20
[  286.816891] 54*32kB 
[  286.819053]  ? __run_timers+0x7da/0xc70
[  286.823169] (MEH) 
[  286.825487]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.829439] 14*64kB 
[  286.831593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.836671] (UME) 
[  286.838987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.843198] 1*128kB 
[  286.845356]  __run_timers+0x7e5/0xc70
[  286.849573] (H) 
[  286.851904]  ? timer_fixup_init+0x70/0x70
[  286.855690] 1*256kB 
[  286.857664]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.861790] (H) 
[  286.864125]  ? zap_class+0x640/0x640
[  286.869119] 2*512kB 
[  286.871096]  ? enqueue_hrtimer+0x1a5/0x560
[  286.874792] (H) 
[  286.877126]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.881344] 1*1024kB 
[  286.883354]  ? find_held_lock+0x36/0x1c0
[  286.888527] (U) 
[  286.890944]  ? zap_class+0x640/0x640
[  286.894981] 0*2048kB 
[  286.896965]  ? pvclock_read_flags+0x160/0x160
[  286.900652] 0*4096kB 
[  286.903065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.907531] = 13976kB
[  286.909940]  ? check_preemption_disabled+0x48/0x280
[  286.915460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  286.917866]  ? __lock_is_held+0xb5/0x140
[  286.922864] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  286.931724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.935768] 163 total pagecache pages
[  286.944339]  ? check_preemption_disabled+0x48/0x280
[  286.949864] 0 pages in swap cache
[  286.953655]  run_timer_softirq+0x52/0xb0
[  286.958658] Swap cache stats: add 0, delete 0, find 0/0
[  286.962124]  ? rcu_read_lock_sched_held+0x14f/0x180
[  286.966186] Free swap  = 0kB
[  286.971545]  __do_softirq+0x308/0xb7e
[  286.976551] Total swap = 0kB
[  286.979557]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  286.983352] 1965979 pages RAM
[  286.986365]  ? lock_downgrade+0x900/0x900
[  286.990836] 0 pages HighMem/MovableOnly
[  286.993936]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  286.998062] 342867 pages reserved
[  287.002045]  ? pvclock_read_flags+0x160/0x160
[  287.007128] 0 pages cma reserved
[  287.010582]  ? lapic_next_event+0x5a/0x90
[  287.015132] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.018419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.022625] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.029065]  ? kvm_clock_read+0x18/0x30
[  287.034578] syz-fuzzer cpuset=
[  287.044798]  ? kvm_sched_clock_read+0x9/0x20
[  287.048749] /
[  287.051940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.056327]  mems_allowed=0
[  287.058042]  ? check_preemption_disabled+0x48/0x280
[  287.071495]  irq_exit+0x17f/0x1c0
[  287.074965]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.079806]  ? smp_reschedule_interrupt+0x109/0x650
[  287.084829]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.090717]  ? interrupt_entry+0xb5/0xc0
[  287.094784]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.099802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.104823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.109667]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.114682]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.119699]  ? task_prio+0x50/0x50
[  287.123242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.128792]  ? check_preemption_disabled+0x48/0x280
[  287.133813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.138667]  apic_timer_interrupt+0xf/0x20
[  287.142896]  </IRQ>
[  287.145141] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  287.151035] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  287.169944] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  287.177655] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.184921] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  287.192188] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  287.199463] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  287.206729] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  287.214037]  ? save_stack+0xa9/0xd0
[  287.217697]  __kmalloc_node_track_caller+0x33/0x70
[  287.222635]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  287.227399]  pskb_expand_head+0x230/0x10f0
[  287.231639]  ? memcpy+0x45/0x50
[  287.234919]  ? __copy_skb_header+0x350/0x6b0
[  287.239334]  ? skb_release_data+0x880/0x880
[  287.243677]  ? __alloc_skb+0x770/0x770
[  287.247583]  ? __lock_is_held+0xb5/0x140
[  287.251650]  ? kasan_check_write+0x14/0x20
[  287.255882]  ? __skb_clone+0x6c7/0xa00
[  287.259770]  ? __copy_skb_header+0x6b0/0x6b0
[  287.264199]  ? kmem_cache_alloc+0x33a/0x730
[  287.268535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.274085]  skb_ensure_writable+0x3dd/0x640
[  287.278497]  ? skb_checksum_setup+0xaa0/0xaa0
[  287.282993]  ? check_preemption_disabled+0x48/0x280
[  287.288031]  ? __this_cpu_preempt_check+0x1c/0x20
[  287.292883]  ? __bpf_redirect+0x54b/0xb20
[  287.297089]  bpf_clone_redirect+0x14a/0x490
[  287.301425]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  287.306476]  ? __sched_text_start+0x8/0x8
[  287.310656]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.315435]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  287.320043]  ? retint_kernel+0x2d/0x2d
[  287.323959]  ? find_held_lock+0x36/0x1c0
[  287.328052]  ? lock_acquire+0x1ed/0x520
[  287.332061]  ? bpf_test_run+0x3cb/0x780
[  287.336688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.342227]  ? check_preemption_disabled+0x48/0x280
[  287.347256]  ? kasan_check_read+0x11/0x20
[  287.351421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.356699]  ? rcu_softirq_qs+0x20/0x20
[  287.360677]  ? preempt_schedule+0x4d/0x60
[  287.364826]  ? ___preempt_schedule+0x16/0x18
[  287.369243]  ? bpf_test_run+0x25d/0x780
[  287.373255]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.377674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.383211]  ? bpf_test_init.isra.10+0x70/0x100
[  287.387892]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  287.392658]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.397500]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.403050]  ? fput+0x130/0x1a0
[  287.406333]  ? __bpf_prog_get+0x9b/0x290
[  287.410428]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.415270]  ? bpf_prog_test_run+0x130/0x1a0
[  287.419679]  ? __x64_sys_bpf+0x3d8/0x520
[  287.423739]  ? bpf_prog_get+0x20/0x20
[  287.427553]  ? do_syscall_64+0x1b9/0x820
[  287.431612]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.436974]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.441909]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.446963]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.452611]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  287.459761]  ? __switch_to_asm+0x40/0x70
[  287.463824]  ? __switch_to_asm+0x34/0x70
[  287.467892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.472742]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.478139] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  287.478232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.484812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.484818] Call Trace:
[  287.484825]  <IRQ>
[  287.484843]  dump_stack+0x244/0x39d
[  287.484861]  ? dump_stack_print_info.cold.1+0x20/0x20
[  287.491397] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.500691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.503253] syz-executor5 cpuset=
[  287.505414]  warn_alloc.cold.117+0xb7/0x1bd
[  287.509011] syz5
[  287.514206]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.524673]  mems_allowed=0
[  287.530210]  ? lock_downgrade+0x900/0x900
[  287.551805]  ? trace_hardirqs_off+0xb8/0x310
[  287.556223]  ? trace_hardirqs_off+0xb8/0x310
[  287.560646]  __alloc_pages_slowpath+0x2660/0x2d70
[  287.565996]  ? warn_alloc+0x120/0x120
[  287.569813]  ? warn_alloc+0x120/0x120
[  287.573633]  ? print_usage_bug+0xc0/0xc0
[  287.577708]  ? warn_alloc+0x120/0x120
[  287.581509]  ? print_usage_bug+0xc0/0xc0
[  287.585581]  ? __lock_acquire+0x62f/0x4c20
[  287.589820]  ? __lock_acquire+0x62f/0x4c20
[  287.594066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.599620]  ? should_fail+0x22d/0xd01
[  287.603522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.608646]  ? __lock_acquire+0x62f/0x4c20
[  287.612883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.618009]  ? __lock_acquire+0x62f/0x4c20
[  287.622253]  ? should_fail+0x22d/0xd01
[  287.626166]  ? find_held_lock+0x36/0x1c0
[  287.630237]  ? mark_held_locks+0x130/0x130
[  287.634480]  ? mark_held_locks+0x130/0x130
[  287.638715]  ? zap_class+0x640/0x640
[  287.642427]  ? zap_class+0x640/0x640
[  287.646179]  ? print_usage_bug+0xc0/0xc0
[  287.650240]  ? do_raw_spin_unlock+0xa7/0x330
[  287.654657]  ? zap_class+0x640/0x640
[  287.658371]  ? print_usage_bug+0xc0/0xc0
[  287.662433]  ? wq_watchdog_touch+0x9c/0xfe
[  287.666672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.672210]  ? check_preemption_disabled+0x48/0x280
[  287.677255]  ? __lock_is_held+0xb5/0x140
[  287.681325]  __alloc_pages_nodemask+0xa80/0xde0
[  287.685997]  ? zap_class+0x640/0x640
[  287.689723]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  287.694753]  ? find_held_lock+0x36/0x1c0
[  287.698826]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.703495]  ? lock_downgrade+0x900/0x900
[  287.707648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.713205]  cache_grow_begin+0xa5/0x8c0
[  287.717266]  ? do_raw_spin_unlock+0xa7/0x330
[  287.721688]  fallback_alloc+0x204/0x2e0
[  287.725670]  ____cache_alloc_node+0x1c7/0x1e0
[  287.730177]  kmem_cache_alloc_node+0xe3/0x730
[  287.734689]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.738937]  __alloc_skb+0x119/0x770
[  287.742655]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.747940]  ? netdev_alloc_frag+0x1f0/0x1f0
[  287.752351]  ? lock_downgrade+0x900/0x900
[  287.756512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.762061]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.767517]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.772970]  ? addrconf_rs_timer+0x690/0x690
[  287.777391]  ndisc_alloc_skb+0x144/0x340
[  287.781468]  ndisc_send_rs+0x331/0x6e0
[  287.785365]  addrconf_rs_timer+0x314/0x690
[  287.789606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.793861]  call_timer_fn+0x272/0x920
[  287.797751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.801992]  ? process_timeout+0x40/0x40
[  287.806076]  ? mark_held_locks+0xc7/0x130
[  287.810257]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.814755]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.819253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.823503]  ? lockdep_hardirqs_on+0x296/0x5b0
[  287.828121]  ? trace_hardirqs_on+0xbd/0x310
[  287.832575]  ? kasan_check_read+0x11/0x20
[  287.836723]  ? __run_timers+0x7da/0xc70
[  287.840701]  ? trace_hardirqs_off_caller+0x310/0x310
[  287.845812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.850076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.854315]  __run_timers+0x7e5/0xc70
[  287.858146]  ? timer_fixup_init+0x70/0x70
[  287.862296]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.867315]  ? zap_class+0x640/0x640
[  287.871051]  ? print_usage_bug+0xc0/0xc0
[  287.875114]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.880322]  ? find_held_lock+0x36/0x1c0
[  287.884395]  ? zap_class+0x640/0x640
[  287.888117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.893668]  ? check_preemption_disabled+0x48/0x280
[  287.898689]  ? __lock_is_held+0xb5/0x140
[  287.902749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.908287]  ? check_preemption_disabled+0x48/0x280
[  287.913306]  run_timer_softirq+0x52/0xb0
[  287.917366]  ? rcu_read_lock_sched_held+0x14f/0x180
[  287.922386]  __do_softirq+0x308/0xb7e
[  287.926188]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  287.930680]  ? lock_downgrade+0x900/0x900
[  287.934828]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  287.939937]  ? pvclock_read_flags+0x160/0x160
[  287.944438]  ? lapic_next_event+0x5a/0x90
[  287.948595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.954137]  ? kvm_clock_read+0x18/0x30
[  287.958138]  ? kvm_sched_clock_read+0x9/0x20
[  287.962579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.968117]  ? check_preemption_disabled+0x48/0x280
[  287.973179]  irq_exit+0x17f/0x1c0
[  287.976672]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.981512]  ? smp_reschedule_interrupt+0x109/0x650
[  287.986568]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.992458]  ? interrupt_entry+0xb5/0xc0
[  287.996521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.001540]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.006571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.011418]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.016439]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.021472]  ? task_prio+0x50/0x50
[  288.025038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.030578]  ? check_preemption_disabled+0x48/0x280
[  288.035606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.040460]  apic_timer_interrupt+0xf/0x20
[  288.044686]  </IRQ>
[  288.046929] RIP: 0010:console_unlock+0xffa/0x1160
[  288.051772] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  288.070669] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  288.078379] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  288.085649] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  288.092920] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  288.100185] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  288.107455] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  288.114747]  ? netconsole_netdev_event+0x280/0x280
[  288.119693]  ? console_unlock+0xff1/0x1160
[  288.123964]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  288.128638]  ? lock_release+0xa00/0xa00
[  288.132617]  ? interrupt_entry+0xc0/0xc0
[  288.136691]  vprintk_emit+0x33d/0x930
[  288.140501]  ? wake_up_klogd+0x180/0x180
[  288.144591]  ? attach_entity_load_avg+0x810/0x860
[  288.149432]  ? __lock_acquire+0x600/0x4c20
[  288.153681]  ? mark_held_locks+0x130/0x130
[  288.157915]  ? print_usage_bug+0xc0/0xc0
[  288.161984]  ? find_held_lock+0x36/0x1c0
[  288.166059]  ? mark_held_locks+0xc7/0x130
[  288.170219]  vprintk_default+0x28/0x30
[  288.174109]  vprintk_func+0x7e/0x181
[  288.177829]  printk+0xa7/0xcf
[  288.180941]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  288.185713]  show_free_areas.cold.118+0x1f34/0x215d
[  288.190750]  ? si_meminfo_node+0x260/0x260
[  288.194989]  ? __lock_acquire+0x62f/0x4c20
[  288.199234]  ? __lock_acquire+0x62f/0x4c20
[  288.203483]  ? __lock_is_held+0xb5/0x140
[  288.207579]  ? mark_held_locks+0x130/0x130
[  288.211821]  ? zap_class+0x640/0x640
[  288.215542]  ? put_dec+0x3b/0xf0
[  288.218923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.224467]  ? find_held_lock+0x36/0x1c0
[  288.228559]  ? serial8250_console_write+0x8b3/0xb10
[  288.233586]  ? lock_downgrade+0x900/0x900
[  288.237733]  ? zap_class+0x640/0x640
[  288.241459]  ? zap_class+0x640/0x640
[  288.245175]  ? print_usage_bug+0xc0/0xc0
[  288.249234]  ? do_raw_spin_unlock+0xa7/0x330
[  288.253645]  ? trace_hardirqs_on+0x310/0x310
[  288.258056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.263620]  ? find_held_lock+0x36/0x1c0
[  288.267690]  ? mark_held_locks+0xc7/0x130
[  288.271841]  ? console_unlock+0xfcd/0x1160
[  288.276091]  ? netconsole_netdev_event+0x280/0x280
[  288.281031]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.285617]  ? trace_hardirqs_on+0xbd/0x310
[  288.289938]  ? vprintk_emit+0x33d/0x930
[  288.293919]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.299034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.304594]  ? netconsole_netdev_event+0x280/0x280
[  288.309524]  ? console_unlock+0x8d8/0x1160
[  288.313776]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  288.318443]  ? vprintk_emit+0x7f7/0x930
[  288.322427]  ? lock_release+0xa00/0xa00
[  288.326410]  ? preempt_count_add+0xbc/0x1b0
[  288.330731]  ? wake_up_klogd+0x11a/0x180
[  288.334795]  ? console_device+0xc0/0xc0
[  288.338769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.344315]  ? vprintk_emit+0x268/0x930
[  288.348298]  ? wake_up_klogd+0x180/0x180
[  288.352359]  ? trace_hardirqs_on_caller+0xc0/0x310
[  288.357292]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.362057]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.367510]  ? retint_kernel+0x1b/0x2d
[  288.371400]  ? trace_hardirqs_on+0x310/0x310
[  288.375819]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.380602]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  288.385375]  ? show_mem+0x1e/0x17b
[  288.388923]  show_mem+0x34/0x17b
[  288.392305]  dump_header+0x2f1/0xf72
[  288.396053]  ? mark_held_locks+0x130/0x130
[  288.400294]  ? pagefault_out_of_memory+0x197/0x197
[  288.405236]  ? __lock_acquire+0x62f/0x4c20
[  288.409487]  ? zap_class+0x640/0x640
[  288.413220]  ? percpu_ref_get_many+0x240/0x240
[  288.417807]  ? print_usage_bug+0xc0/0xc0
[  288.421879]  ? print_usage_bug+0xc0/0xc0
[  288.425957]  ? zap_class+0x640/0x640
[  288.429675]  ? print_usage_bug+0xc0/0xc0
[  288.433736]  ? print_usage_bug+0xc0/0xc0
[  288.437807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.443360]  ? find_held_lock+0x36/0x1c0
[  288.447431]  ? mark_held_locks+0xc7/0x130
[  288.451584]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.456699]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.461804]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.466397]  ? trace_hardirqs_on+0xbd/0x310
[  288.470721]  ? kasan_check_read+0x11/0x20
[  288.474867]  ? ___ratelimit+0x3b4/0x672
[  288.478841]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.483949]  ? trace_hardirqs_on+0x310/0x310
[  288.488374]  ? lock_downgrade+0x900/0x900
[  288.492542]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.497652]  ? ___ratelimit+0x3b9/0x672
[  288.501639]  ? idr_get_free+0xec0/0xec0
[  288.505617]  ? kasan_check_read+0x11/0x20
[  288.509763]  ? do_raw_spin_unlock+0xa7/0x330
[  288.514197]  oom_kill_process.cold.27+0x10/0x903
[  288.518953]  ? zap_class+0x640/0x640
[  288.522701]  ? _raw_spin_unlock+0x2c/0x50
[  288.526846]  ? oom_badness+0xe6/0xaa0
[  288.530651]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.535594]  ? kasan_check_read+0x11/0x20
[  288.539746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.545054]  ? oom_evaluate_task+0x540/0x540
[  288.549465]  ? find_held_lock+0x36/0x1c0
[  288.553534]  ? out_of_memory+0x974/0x1430
[  288.557689]  ? lock_downgrade+0x900/0x900
[  288.561837]  ? check_preemption_disabled+0x48/0x280
[  288.566863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.571797]  ? kasan_check_read+0x11/0x20
[  288.575951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.581234]  ? rcu_softirq_qs+0x20/0x20
[  288.585240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.590776]  ? oom_evaluate_task+0x302/0x540
[  288.595199]  out_of_memory+0xa84/0x1430
[  288.599184]  ? oom_killer_disable+0x3a0/0x3a0
[  288.603683]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  288.608620]  ? __mutex_add_waiter+0x2a0/0x2a0
[  288.613126]  __alloc_pages_slowpath+0x22d4/0x2d70
[  288.618041]  ? warn_alloc+0x120/0x120
[  288.621848]  ? rcu_softirq_qs+0x20/0x20
[  288.625854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.631393]  ? should_fail+0x22d/0xd01
[  288.635289]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.640394]  ? zap_class+0x640/0x640
[  288.644148]  ? __lock_is_held+0xb5/0x140
[  288.648222]  ? mark_held_locks+0x130/0x130
[  288.652483]  ? lock_release+0xa00/0xa00
[  288.656467]  ? perf_trace_sched_process_exec+0x860/0x860
[  288.661927]  ? __might_sleep+0x95/0x190
[  288.665909]  __alloc_pages_nodemask+0xa80/0xde0
[  288.670586]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  288.675620]  ? __page_cache_alloc+0x191/0x5c0
[  288.680120]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.685083]  ? kasan_check_read+0x11/0x20
[  288.689236]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.694518]  ? zap_class+0x640/0x640
[  288.698253]  ? zap_class+0x640/0x640
[  288.701968]  ? zap_class+0x640/0x640
[  288.705693]  ? __do_page_cache_readahead+0x7ce/0x980
[  288.710799]  ? find_held_lock+0x36/0x1c0
[  288.714870]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  288.720428]  alloc_pages_current+0x173/0x350
[  288.724859]  __page_cache_alloc+0x38c/0x5c0
[  288.729213]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.734142]  ? kasan_check_read+0x11/0x20
[  288.738294]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.743582]  ? generic_perform_write+0x6a0/0x6a0
[  288.748343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.753886]  ? check_preemption_disabled+0x48/0x280
[  288.758914]  filemap_fault+0x1594/0x25f0
[  288.762993]  ? __lock_page_or_retry+0xa00/0xa00
[  288.767674]  ? mark_held_locks+0x130/0x130
[  288.771910]  ? rcu_softirq_qs+0x20/0x20
[  288.775897]  ? filemap_map_pages+0xe04/0x1990
[  288.780411]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  288.785352]  ? futex_wait_setup+0x15c/0x3e0
[  288.789683]  ? zap_class+0x640/0x640
[  288.793415]  ? lock_acquire+0x1ed/0x520
[  288.797409]  ? alloc_set_pte+0x1447/0x1f40
[  288.801661]  ? lock_acquire+0x1ed/0x520
[  288.805657]  ? ext4_filemap_fault+0x7a/0xad
[  288.809985]  ? lock_release+0xa00/0xa00
[  288.813968]  ? perf_trace_sched_process_exec+0x860/0x860
[  288.819420]  ? print_usage_bug+0xc0/0xc0
[  288.823483]  ? print_usage_bug+0xc0/0xc0
[  288.827562]  ? down_read+0x8d/0x120
[  288.831187]  ? ext4_filemap_fault+0x7a/0xad
[  288.835510]  ? __down_interruptible+0x700/0x700
[  288.840211]  ext4_filemap_fault+0x82/0xad
[  288.844363]  __do_fault+0x100/0x6b0
[  288.847996]  ? unlock_page+0x2c2/0x4c0
[  288.851907]  ? pmd_devmap_trans_unstable+0x220/0x220
[  288.857036]  ? mark_held_locks+0x130/0x130
[  288.861274]  ? mark_held_locks+0x130/0x130
[  288.865522]  ? do_raw_spin_trylock+0x270/0x270
[  288.870138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.875683]  __handle_mm_fault+0x307c/0x5920
[  288.880104]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  288.884967]  ? kasan_check_read+0x11/0x20
[  288.889131]  ? _copy_to_user+0xc8/0x110
[  288.893112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.898664]  ? zap_class+0x640/0x640
[  288.902383]  ? zap_class+0x640/0x640
[  288.906110]  ? find_held_lock+0x36/0x1c0
[  288.910182]  ? handle_mm_fault+0x42a/0xc70
[  288.914423]  ? lock_downgrade+0x900/0x900
[  288.918590]  ? check_preemption_disabled+0x48/0x280
[  288.923615]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.928558]  ? kasan_check_read+0x11/0x20
[  288.932716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.938013]  ? rcu_softirq_qs+0x20/0x20
[  288.942002]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.947119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.952656]  ? check_preemption_disabled+0x48/0x280
[  288.957679]  handle_mm_fault+0x54f/0xc70
[  288.961750]  ? __handle_mm_fault+0x5920/0x5920
[  288.966342]  ? find_vma+0x34/0x190
[  288.969889]  __do_page_fault+0x5e8/0xe60
[  288.973953]  ? trace_hardirqs_off+0xb8/0x310
[  288.978366]  ? __ia32_sys_read+0xb0/0xb0
[  288.982441]  do_page_fault+0xf2/0x7e0
[  288.986248]  ? vmalloc_sync_all+0x30/0x30
[  288.990403]  ? error_entry+0x70/0xd0
[  288.994118]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.999159]  ? trace_hardirqs_on_caller+0xc0/0x310
[  289.004091]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.009028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.013875]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.018895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.024349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.029888]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.034907]  ? page_fault+0x8/0x30
[  289.038468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.043317]  ? page_fault+0x8/0x30
[  289.046861]  page_fault+0x1e/0x30
[  289.050316] RIP: 0033:0x4727a0
[  289.053536] Code: Bad RIP value.
[  289.056908] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  289.062281] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  289.069572] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  289.076842] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  289.084109] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  289.091376] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  289.098673] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  289.098679] warn_alloc_show_mem: 1 callbacks suppressed
[  289.098687] Mem-Info:
[  289.105619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.110997] active_anon:48509 inactive_anon:132 isolated_anon:0
[  289.110997]  active_file:12 inactive_file:13 isolated_file:0
[  289.110997]  unevictable:0 dirty:0 writeback:0 unstable:0
[  289.110997]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  289.110997]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  289.110997]  free:13771 free_pcp:124 free_cma:0
[  289.113375] Call Trace:
[  289.122766] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  289.155616]  <IRQ>
[  289.158192] Node 0 
[  289.185603]  dump_stack+0x244/0x39d
[  289.187750] 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
[  289.189971]  ? dump_stack_print_info.cold.1+0x20/0x20
[  289.193576] lowmem_reserve[]:
[  289.219085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.224252]  0
[  289.227360]  warn_alloc.cold.117+0xb7/0x1bd
[  289.232868]  2818
[  289.234681]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.238982]  6321
[  289.241062]  ? lock_downgrade+0x900/0x900
[  289.245878]  6321
[  289.247944]  ? trace_hardirqs_off+0xb8/0x310
[  289.254158]  ? trace_hardirqs_off+0xb8/0x310
[  289.258554] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  289.262992]  __alloc_pages_slowpath+0x2660/0x2d70
[  289.263053]  ? warn_alloc+0x120/0x120
[  289.290595] lowmem_reserve[]: 0
[  289.295496]  ? warn_alloc+0x120/0x120
[  289.299260]  0
[  289.302542]  ? print_usage_bug+0xc0/0xc0
[  289.306351]  3503
[  289.308152]  ? warn_alloc+0x120/0x120
[  289.312196]  3503
[  289.314261]  ? print_usage_bug+0xc0/0xc0
[  289.320110]  ? __lock_acquire+0x62f/0x4c20
[  289.324148] Node 0 
[  289.328372]  ? __lock_acquire+0x62f/0x4c20
[  289.328407] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  289.330615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.334828] lowmem_reserve[]:
[  289.362937]  ? should_fail+0x22d/0xd01
[  289.368457]  0
[  289.371569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.375439]  0 0
[  289.377255]  ? __lock_acquire+0x62f/0x4c20
[  289.382332]  0
[  289.384315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.388591] Node 0 
[  289.390394]  ? __lock_acquire+0x62f/0x4c20
[  289.395497] DMA: 
[  289.397732]  ? should_fail+0x22d/0xd01
[  289.401945] 1*4kB 
[  289.404006]  ? find_held_lock+0x36/0x1c0
[  289.407881] (U) 
[  289.410074]  ? mark_held_locks+0x130/0x130
[  289.414121] 0*8kB 
[  289.416098]  ? mark_held_locks+0x130/0x130
[  289.420312] 0*16kB 
[  289.422459]  ? zap_class+0x640/0x640
[  289.426670] 1*32kB 
[  289.428906]  ? zap_class+0x640/0x640
[  289.432597] (U) 
[  289.434851]  ? print_usage_bug+0xc0/0xc0
[  289.438555] 2*64kB 
[  289.440527]  ? do_raw_spin_unlock+0xa7/0x330
[  289.444571] (U) 
[  289.446809]  ? zap_class+0x640/0x640
[  289.451208] 1*128kB 
[  289.453196]  ? print_usage_bug+0xc0/0xc0
[  289.457065] (U) 1*256kB 
[  289.459405]  ? wq_watchdog_touch+0x9c/0xfe
[  289.463440] (U) 
[  289.466184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.470398] 0*512kB 
[  289.472400]  ? check_preemption_disabled+0x48/0x280
[  289.477914] 1*1024kB 
[  289.480239]  ? __lock_is_held+0xb5/0x140
[  289.485230] (U) 
[  289.487639]  __alloc_pages_nodemask+0xa80/0xde0
[  289.491674] 1*2048kB 
[  289.493645]  ? zap_class+0x640/0x640
[  289.498295] (M) 3*4096kB 
[  289.500719]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  289.504428] (M) = 15908kB
[  289.507225]  ? find_held_lock+0x36/0x1c0
[  289.512215] Node 0 
[  289.514975]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.519004] DMA32: 4*4kB 
[  289.521616]  ? lock_downgrade+0x900/0x900
[  289.526263] (M) 
[  289.529042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.533166] 0*8kB 
[  289.535143]  cache_grow_begin+0xa5/0x8c0
[  289.540658] 2*16kB 
[  289.542799]  ? do_raw_spin_unlock+0xa7/0x330
[  289.546835] (M) 
[  289.549097]  fallback_alloc+0x204/0x2e0
[  289.553486] 2*32kB 
[  289.555473]  ____cache_alloc_node+0x1c7/0x1e0
[  289.559420] (UM) 
[  289.561671]  kmem_cache_alloc_node+0xe3/0x730
[  289.566622] 4*64kB (UM) 
[  289.568701]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.573178] 4*128kB (M) 
[  289.575880]  __alloc_skb+0x119/0x770
[  289.580092] 3*256kB 
[  289.582953]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.586642] (M) 
[  289.588963]  ? netdev_alloc_frag+0x1f0/0x1f0
[  289.594221] 4*512kB 
[  289.596198]  ? lock_downgrade+0x900/0x900
[  289.600582] (UM) 
[  289.602931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.607067] 3*1024kB (UM) 
[  289.609142]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.614650] 3*2048kB (UM) 
[  289.617506]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.622927] 3*4096kB (M) 
[  289.625780]  ? addrconf_rs_timer+0x690/0x690
[  289.631208] = 25200kB
[  289.633968]  ndisc_alloc_skb+0x144/0x340
[  289.638382] Node 0 
[  289.640793]  ndisc_send_rs+0x331/0x6e0
[  289.644839] Normal: 
[  289.647077]  addrconf_rs_timer+0x314/0x690
[  289.650941] 786*4kB 
[  289.653265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.657517] (MEH) 
[  289.659849]  call_timer_fn+0x272/0x920
[  289.664061] 440*8kB 
[  289.666223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.670092] (UMEH) 
[  289.672417]  ? process_timeout+0x40/0x40
[  289.676627] 141*16kB 
[  289.678862]  ? __run_timers+0x7da/0xc70
[  289.682888] (MEH) 54*32kB 
[  289.685310]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.689259] (MEH) 
[  289.692103]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.696570] 14*64kB (UME) 
[  289.698735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.703214] 1*128kB 
[  289.706067]  ? lockdep_hardirqs_on+0x296/0x5b0
[  289.710277] (H) 
[  289.712601]  ? trace_hardirqs_on+0xbd/0x310
[  289.717165] 1*256kB 
[  289.719143]  ? kasan_check_read+0x11/0x20
[  289.723439] (H) 
[  289.725767]  ? __run_timers+0x7da/0xc70
[  289.729897] 2*512kB 
[  289.731873]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.735826] (H) 
[  289.738146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.743231] 1*1024kB 
[  289.745204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.749417] (U) 
[  289.751829]  __run_timers+0x7e5/0xc70
[  289.756052] 0*2048kB 0*4096kB 
[  289.758058]  ? timer_fixup_init+0x70/0x70
[  289.761823] = 13976kB
[  289.765033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.769163] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  289.771581]  ? zap_class+0x640/0x640
[  289.776584] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  289.785413]  ? enqueue_hrtimer+0x1a5/0x560
[  289.789114] 163 total pagecache pages
[  289.797697]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.801917] 0 pages in swap cache
[  289.805730]  ? find_held_lock+0x36/0x1c0
[  289.810910] Swap cache stats: add 0, delete 0, find 0/0
[  289.814359]  ? zap_class+0x640/0x640
[  289.818403] Free swap  = 0kB
[  289.823779]  ? pvclock_read_flags+0x160/0x160
[  289.827467] Total swap = 0kB
[  289.830486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.834959] 1965979 pages RAM
[  289.837980]  ? check_preemption_disabled+0x48/0x280
[  289.843506] 0 pages HighMem/MovableOnly
[  289.846611]  ? __lock_is_held+0xb5/0x140
[  289.851603] 342867 pages reserved
[  289.855576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.859614] 0 pages cma reserved
[  289.863064]  ? check_preemption_disabled+0x48/0x280
[  289.868662] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.871946]  run_timer_softirq+0x52/0xb0
[  289.877061] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.883437]  ? rcu_read_lock_sched_held+0x14f/0x180
[  289.887478] syz-fuzzer cpuset=
[  289.897702]  __do_softirq+0x308/0xb7e
[  289.902696] /
[  289.905889]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  289.909669]  mems_allowed=0
[  289.911381]  ? lock_downgrade+0x900/0x900
[  289.922922]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  289.928041]  ? pvclock_read_flags+0x160/0x160
[  289.932554]  ? lapic_next_event+0x5a/0x90
[  289.936707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.942252]  ? kvm_clock_read+0x18/0x30
[  289.946227]  ? kvm_sched_clock_read+0x9/0x20
[  289.950640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.956181]  ? check_preemption_disabled+0x48/0x280
[  289.961208]  irq_exit+0x17f/0x1c0
[  289.964666]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.969509]  ? smp_reschedule_interrupt+0x109/0x650
[  289.974528]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.980437]  ? interrupt_entry+0xb5/0xc0
[  289.984505]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.989521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.994542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.999401]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.004418]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.009433]  ? task_prio+0x50/0x50
[  290.013014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.018590]  ? check_preemption_disabled+0x48/0x280
[  290.023619]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.028472]  apic_timer_interrupt+0xf/0x20
[  290.032702]  </IRQ>
[  290.034945] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  290.040830] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  290.059732] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  290.067444] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  290.074714] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  290.081994] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  290.089316] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  290.096582] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  290.103886]  ? save_stack+0xa9/0xd0
[  290.107526]  __kmalloc_node_track_caller+0x33/0x70
[  290.112463]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  290.117230]  pskb_expand_head+0x230/0x10f0
[  290.121474]  ? memcpy+0x45/0x50
[  290.124762]  ? __copy_skb_header+0x350/0x6b0
[  290.129178]  ? skb_release_data+0x880/0x880
[  290.133501]  ? __alloc_skb+0x770/0x770
[  290.137401]  ? __lock_is_held+0xb5/0x140
[  290.141473]  ? kasan_check_write+0x14/0x20
[  290.145711]  ? __skb_clone+0x6c7/0xa00
[  290.149609]  ? __copy_skb_header+0x6b0/0x6b0
[  290.154028]  ? kmem_cache_alloc+0x33a/0x730
[  290.158365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.163912]  skb_ensure_writable+0x3dd/0x640
[  290.168328]  ? skb_checksum_setup+0xaa0/0xaa0
[  290.172826]  ? check_preemption_disabled+0x48/0x280
[  290.177848]  ? __this_cpu_preempt_check+0x1c/0x20
[  290.182719]  ? __bpf_redirect+0x54b/0xb20
[  290.186893]  bpf_clone_redirect+0x14a/0x490
[  290.191249]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  290.196268]  ? __sched_text_start+0x8/0x8
[  290.200419]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.205359]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  290.209944]  ? retint_kernel+0x2d/0x2d
[  290.213834]  ? find_held_lock+0x36/0x1c0
[  290.217927]  ? lock_acquire+0x1ed/0x520
[  290.221902]  ? bpf_test_run+0x3cb/0x780
[  290.225878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.231415]  ? check_preemption_disabled+0x48/0x280
[  290.236445]  ? kasan_check_read+0x11/0x20
[  290.240605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.245884]  ? rcu_softirq_qs+0x20/0x20
[  290.249857]  ? preempt_schedule+0x4d/0x60
[  290.254007]  ? ___preempt_schedule+0x16/0x18
[  290.258449]  ? bpf_test_run+0x25d/0x780
[  290.262441]  ? netlink_diag_dump+0x2a0/0x2a0
[  290.266855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.272406]  ? bpf_test_init.isra.10+0x70/0x100
[  290.277084]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  290.281882]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  290.286726]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.292266]  ? fput+0x130/0x1a0
[  290.295548]  ? __bpf_prog_get+0x9b/0x290
[  290.299642]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  290.304497]  ? bpf_prog_test_run+0x130/0x1a0
[  290.308914]  ? __x64_sys_bpf+0x3d8/0x520
[  290.312976]  ? bpf_prog_get+0x20/0x20
[  290.316808]  ? do_syscall_64+0x1b9/0x820
[  290.320886]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.326255]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.331190]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.336215]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.341235]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  290.347906]  ? __switch_to_asm+0x40/0x70
[  290.351970]  ? __switch_to_asm+0x34/0x70
[  290.356061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.360930]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.366319] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  290.366428] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.372993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.373002] Call Trace:
[  290.379623] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.388871]  <IRQ>
[  290.391461] syz-executor5 cpuset=
[  290.401944]  dump_stack+0x244/0x39d
[  290.404088] syz5
[  290.407538]  ? dump_stack_print_info.cold.1+0x20/0x20
[  290.411147]  mems_allowed=0
[  290.413135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.426802]  warn_alloc.cold.117+0xb7/0x1bd
[  290.431126]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.435975]  ? lock_downgrade+0x900/0x900
[  290.440135]  ? trace_hardirqs_off+0xb8/0x310
[  290.444556]  ? trace_hardirqs_off+0xb8/0x310
[  290.448973]  __alloc_pages_slowpath+0x2660/0x2d70
[  290.453825]  ? warn_alloc+0x120/0x120
[  290.457624]  ? warn_alloc+0x120/0x120
[  290.461429]  ? print_usage_bug+0xc0/0xc0
[  290.465509]  ? warn_alloc+0x120/0x120
[  290.469338]  ? print_usage_bug+0xc0/0xc0
[  290.473402]  ? __lock_acquire+0x62f/0x4c20
[  290.477636]  ? __lock_acquire+0x62f/0x4c20
[  290.481889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.487456]  ? should_fail+0x22d/0xd01
[  290.491346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.496631]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.501742]  ? __lock_acquire+0x62f/0x4c20
[  290.505983]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.511084]  ? __lock_acquire+0x62f/0x4c20
[  290.515339]  ? should_fail+0x22d/0xd01
[  290.519252]  ? rcu_irq_exit+0x1a2/0x390
[  290.523398]  ? mark_held_locks+0x130/0x130
[  290.527638]  ? mark_held_locks+0x130/0x130
[  290.531876]  ? mark_held_locks+0xc7/0x130
[  290.536032]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  290.541074]  ? zap_class+0x640/0x640
[  290.544791]  ? print_usage_bug+0xc0/0xc0
[  290.548853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.554390]  ? check_preemption_disabled+0x48/0x280
[  290.559418]  ? __lock_is_held+0xb5/0x140
[  290.563491]  __alloc_pages_nodemask+0xa80/0xde0
[  290.568162]  ? zap_class+0x640/0x640
[  290.571883]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  290.576913]  ? find_held_lock+0x36/0x1c0
[  290.580999]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.585681]  ? lock_downgrade+0x900/0x900
[  290.589845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.595387]  cache_grow_begin+0xa5/0x8c0
[  290.599451]  ? do_raw_spin_unlock+0xa7/0x330
[  290.603890]  fallback_alloc+0x204/0x2e0
[  290.607885]  ____cache_alloc_node+0x1c7/0x1e0
[  290.612389]  kmem_cache_alloc_node+0xe3/0x730
[  290.616886]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.621133]  __alloc_skb+0x119/0x770
[  290.624853]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.630147]  ? netdev_alloc_frag+0x1f0/0x1f0
[  290.634560]  ? lock_downgrade+0x900/0x900
[  290.638715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.644253]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.649708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.655190]  ? addrconf_rs_timer+0x690/0x690
[  290.659621]  ndisc_alloc_skb+0x144/0x340
[  290.663695]  ndisc_send_rs+0x331/0x6e0
[  290.667604]  addrconf_rs_timer+0x314/0x690
[  290.671843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.676094]  call_timer_fn+0x272/0x920
[  290.680006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.684263]  ? process_timeout+0x40/0x40
[  290.688335]  ? mark_held_locks+0xc7/0x130
[  290.692505]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.697006]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.701514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.705762]  ? lockdep_hardirqs_on+0x296/0x5b0
[  290.710348]  ? trace_hardirqs_on+0xbd/0x310
[  290.714676]  ? kasan_check_read+0x11/0x20
[  290.718825]  ? __run_timers+0x7da/0xc70
[  290.722802]  ? trace_hardirqs_off_caller+0x310/0x310
[  290.727913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.732164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.736407]  __run_timers+0x7e5/0xc70
[  290.740234]  ? timer_fixup_init+0x70/0x70
[  290.744388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.749407]  ? zap_class+0x640/0x640
[  290.753132]  ? print_usage_bug+0xc0/0xc0
[  290.757197]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.762400]  ? find_held_lock+0x36/0x1c0
[  290.766481]  ? zap_class+0x640/0x640
[  290.770217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.775758]  ? check_preemption_disabled+0x48/0x280
[  290.780783]  ? __lock_is_held+0xb5/0x140
[  290.784846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.790382]  ? check_preemption_disabled+0x48/0x280
[  290.795406]  run_timer_softirq+0x52/0xb0
[  290.799498]  ? rcu_read_lock_sched_held+0x14f/0x180
[  290.804527]  __do_softirq+0x308/0xb7e
[  290.808336]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  290.812830]  ? lock_downgrade+0x900/0x900
[  290.816986]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  290.822109]  ? pvclock_read_flags+0x160/0x160
[  290.826605]  ? lapic_next_event+0x5a/0x90
[  290.830760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.836305]  ? kvm_clock_read+0x18/0x30
[  290.840279]  ? kvm_sched_clock_read+0x9/0x20
[  290.844690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.850231]  ? check_preemption_disabled+0x48/0x280
[  290.855260]  irq_exit+0x17f/0x1c0
[  290.858737]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.863584]  ? smp_reschedule_interrupt+0x109/0x650
[  290.868616]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.874531]  ? interrupt_entry+0xb5/0xc0
[  290.878629]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.883646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.888663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.893511]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.898560]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.903581]  ? task_prio+0x50/0x50
[  290.907131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.912668]  ? check_preemption_disabled+0x48/0x280
[  290.917705]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.922564]  apic_timer_interrupt+0xf/0x20
[  290.926796]  </IRQ>
[  290.929047] RIP: 0010:console_unlock+0xffa/0x1160
[  290.933895] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  290.952792] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  290.960502] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  290.967793] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  290.975062] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  290.982327] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  290.989612] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  290.996897]  ? netconsole_netdev_event+0x280/0x280
[  291.001837]  ? console_unlock+0xff1/0x1160
[  291.006097]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  291.010777]  ? lock_release+0xa00/0xa00
[  291.014760]  ? interrupt_entry+0xc0/0xc0
[  291.018839]  vprintk_emit+0x33d/0x930
[  291.022656]  ? wake_up_klogd+0x180/0x180
[  291.026721]  ? attach_entity_load_avg+0x810/0x860
[  291.031564]  ? __lock_acquire+0x600/0x4c20
[  291.035803]  ? mark_held_locks+0x130/0x130
[  291.040043]  ? print_usage_bug+0xc0/0xc0
[  291.044133]  ? find_held_lock+0x36/0x1c0
[  291.048206]  ? mark_held_locks+0xc7/0x130
[  291.052358]  vprintk_default+0x28/0x30
[  291.056251]  vprintk_func+0x7e/0x181
[  291.059978]  printk+0xa7/0xcf
[  291.063105]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  291.067897]  show_free_areas.cold.118+0x1f34/0x215d
[  291.072945]  ? si_meminfo_node+0x260/0x260
[  291.077193]  ? __lock_acquire+0x62f/0x4c20
[  291.081431]  ? __lock_acquire+0x62f/0x4c20
[  291.085669]  ? __lock_is_held+0xb5/0x140
[  291.089748]  ? mark_held_locks+0x130/0x130
[  291.093992]  ? zap_class+0x640/0x640
[  291.097717]  ? put_dec+0x3b/0xf0
[  291.101100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.106648]  ? find_held_lock+0x36/0x1c0
[  291.110725]  ? serial8250_console_write+0x8b3/0xb10
[  291.115746]  ? lock_downgrade+0x900/0x900
[  291.119894]  ? zap_class+0x640/0x640
[  291.123623]  ? zap_class+0x640/0x640
[  291.127339]  ? print_usage_bug+0xc0/0xc0
[  291.131397]  ? do_raw_spin_unlock+0xa7/0x330
[  291.135809]  ? trace_hardirqs_on+0x310/0x310
[  291.140217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.145763]  ? find_held_lock+0x36/0x1c0
[  291.149833]  ? mark_held_locks+0xc7/0x130
[  291.154001]  ? console_unlock+0xfcd/0x1160
[  291.158261]  ? netconsole_netdev_event+0x280/0x280
[  291.163192]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  291.167778]  ? trace_hardirqs_on+0xbd/0x310
[  291.172099]  ? vprintk_emit+0x33d/0x930
[  291.176088]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.181207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.186749]  ? netconsole_netdev_event+0x280/0x280
[  291.191706]  ? console_unlock+0x8d8/0x1160
[  291.195955]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  291.200622]  ? vprintk_emit+0x7f7/0x930
[  291.204599]  ? lock_release+0xa00/0xa00
[  291.208586]  ? preempt_count_add+0xbc/0x1b0
[  291.212909]  ? wake_up_klogd+0x11a/0x180
[  291.216974]  ? console_device+0xc0/0xc0
[  291.220953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.226497]  ? vprintk_emit+0x268/0x930
[  291.230477]  ? wake_up_klogd+0x180/0x180
[  291.234558]  ? trace_hardirqs_on_caller+0xc0/0x310
[  291.239503]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.244271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.249722]  ? retint_kernel+0x1b/0x2d
[  291.253617]  ? trace_hardirqs_on+0x310/0x310
[  291.258056]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.262837]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  291.267611]  ? show_mem+0x1e/0x17b
[  291.271183]  show_mem+0x34/0x17b
[  291.274561]  dump_header+0x2f1/0xf72
[  291.278286]  ? mark_held_locks+0x130/0x130
[  291.282525]  ? pagefault_out_of_memory+0x197/0x197
[  291.287468]  ? __lock_acquire+0x62f/0x4c20
[  291.291741]  ? zap_class+0x640/0x640
[  291.295462]  ? percpu_ref_get_many+0x240/0x240
[  291.300066]  ? print_usage_bug+0xc0/0xc0
[  291.304134]  ? print_usage_bug+0xc0/0xc0
[  291.308203]  ? zap_class+0x640/0x640
[  291.311919]  ? print_usage_bug+0xc0/0xc0
[  291.315983]  ? print_usage_bug+0xc0/0xc0
[  291.320059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.325600]  ? find_held_lock+0x36/0x1c0
[  291.329680]  ? mark_held_locks+0xc7/0x130
[  291.333835]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.338972]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.344078]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  291.348668]  ? trace_hardirqs_on+0xbd/0x310
[  291.352992]  ? kasan_check_read+0x11/0x20
[  291.357146]  ? ___ratelimit+0x3b4/0x672
[  291.361124]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.366228]  ? trace_hardirqs_on+0x310/0x310
[  291.370641]  ? lock_downgrade+0x900/0x900
[  291.374798]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.379907]  ? ___ratelimit+0x3b9/0x672
[  291.383886]  ? idr_get_free+0xec0/0xec0
[  291.387856]  ? kasan_check_read+0x11/0x20
[  291.392003]  ? do_raw_spin_unlock+0xa7/0x330
[  291.396429]  oom_kill_process.cold.27+0x10/0x903
[  291.401188]  ? zap_class+0x640/0x640
[  291.404906]  ? _raw_spin_unlock+0x2c/0x50
[  291.409114]  ? oom_badness+0xe6/0xaa0
[  291.412920]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.417846]  ? kasan_check_read+0x11/0x20
[  291.421995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.427282]  ? oom_evaluate_task+0x540/0x540
[  291.431696]  ? find_held_lock+0x36/0x1c0
[  291.435763]  ? out_of_memory+0x974/0x1430
[  291.439919]  ? lock_downgrade+0x900/0x900
[  291.444070]  ? check_preemption_disabled+0x48/0x280
[  291.449119]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.454220]  ? kasan_check_read+0x11/0x20
[  291.458378]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.463657]  ? rcu_softirq_qs+0x20/0x20
[  291.467637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.473170]  ? oom_evaluate_task+0x302/0x540
[  291.477582]  out_of_memory+0xa84/0x1430
[  291.481590]  ? oom_killer_disable+0x3a0/0x3a0
[  291.486100]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  291.491054]  ? __mutex_add_waiter+0x2a0/0x2a0
[  291.495571]  __alloc_pages_slowpath+0x22d4/0x2d70
[  291.500445]  ? warn_alloc+0x120/0x120
[  291.504255]  ? rcu_softirq_qs+0x20/0x20
[  291.508259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.513794]  ? should_fail+0x22d/0xd01
[  291.517682]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.522793]  ? zap_class+0x640/0x640
[  291.526532]  ? __lock_is_held+0xb5/0x140
[  291.530607]  ? mark_held_locks+0x130/0x130
[  291.534845]  ? lock_release+0xa00/0xa00
[  291.538820]  ? perf_trace_sched_process_exec+0x860/0x860
[  291.544284]  ? __might_sleep+0x95/0x190
[  291.548268]  __alloc_pages_nodemask+0xa80/0xde0
[  291.552946]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  291.557970]  ? __page_cache_alloc+0x191/0x5c0
[  291.562946]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.567885]  ? kasan_check_read+0x11/0x20
[  291.572047]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.577356]  ? zap_class+0x640/0x640
[  291.581078]  ? zap_class+0x640/0x640
[  291.584797]  ? zap_class+0x640/0x640
[  291.588515]  ? __do_page_cache_readahead+0x7ce/0x980
[  291.593631]  ? find_held_lock+0x36/0x1c0
[  291.597710]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  291.603263]  alloc_pages_current+0x173/0x350
[  291.607703]  __page_cache_alloc+0x38c/0x5c0
[  291.612046]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.616975]  ? kasan_check_read+0x11/0x20
[  291.621126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.626409]  ? generic_perform_write+0x6a0/0x6a0
[  291.631169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.636708]  ? check_preemption_disabled+0x48/0x280
[  291.641741]  filemap_fault+0x1594/0x25f0
[  291.645819]  ? __lock_page_or_retry+0xa00/0xa00
[  291.650490]  ? mark_held_locks+0x130/0x130
[  291.654727]  ? rcu_softirq_qs+0x20/0x20
[  291.658714]  ? filemap_map_pages+0xe04/0x1990
[  291.663243]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  291.668178]  ? futex_wait_setup+0x15c/0x3e0
[  291.672508]  ? zap_class+0x640/0x640
[  291.676234]  ? lock_acquire+0x1ed/0x520
[  291.680241]  ? alloc_set_pte+0x1447/0x1f40
[  291.684508]  ? lock_acquire+0x1ed/0x520
[  291.688482]  ? ext4_filemap_fault+0x7a/0xad
[  291.692810]  ? lock_release+0xa00/0xa00
[  291.696785]  ? perf_trace_sched_process_exec+0x860/0x860
[  291.702241]  ? print_usage_bug+0xc0/0xc0
[  291.706308]  ? print_usage_bug+0xc0/0xc0
[  291.710385]  ? down_read+0x8d/0x120
[  291.714033]  ? ext4_filemap_fault+0x7a/0xad
[  291.718381]  ? __down_interruptible+0x700/0x700
[  291.723071]  ext4_filemap_fault+0x82/0xad
[  291.727224]  __do_fault+0x100/0x6b0
[  291.730850]  ? unlock_page+0x2c2/0x4c0
[  291.734743]  ? pmd_devmap_trans_unstable+0x220/0x220
[  291.739873]  ? mark_held_locks+0x130/0x130
[  291.744133]  ? mark_held_locks+0x130/0x130
[  291.748370]  ? do_raw_spin_trylock+0x270/0x270
[  291.752961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.758513]  __handle_mm_fault+0x307c/0x5920
[  291.762935]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  291.767786]  ? kasan_check_read+0x11/0x20
[  291.771960]  ? _copy_to_user+0xc8/0x110
[  291.775942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.781526]  ? zap_class+0x640/0x640
[  291.785263]  ? zap_class+0x640/0x640
[  291.788986]  ? find_held_lock+0x36/0x1c0
[  291.793062]  ? handle_mm_fault+0x42a/0xc70
[  291.797306]  ? lock_downgrade+0x900/0x900
[  291.801462]  ? check_preemption_disabled+0x48/0x280
[  291.806497]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.811430]  ? kasan_check_read+0x11/0x20
[  291.815591]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.820878]  ? rcu_softirq_qs+0x20/0x20
[  291.824857]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.829962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.835510]  ? check_preemption_disabled+0x48/0x280
[  291.840531]  handle_mm_fault+0x54f/0xc70
[  291.844599]  ? __handle_mm_fault+0x5920/0x5920
[  291.849191]  ? find_vma+0x34/0x190
[  291.852740]  __do_page_fault+0x5e8/0xe60
[  291.856798]  ? trace_hardirqs_off+0xb8/0x310
[  291.861210]  ? __ia32_sys_read+0xb0/0xb0
[  291.865282]  do_page_fault+0xf2/0x7e0
[  291.869085]  ? vmalloc_sync_all+0x30/0x30
[  291.873250]  ? error_entry+0x70/0xd0
[  291.876971]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.882017]  ? trace_hardirqs_on_caller+0xc0/0x310
[  291.886961]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.891889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.896734]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.901759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.907214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.912752]  ? prepare_exit_to_usermode+0x291/0x3b0
[  291.917774]  ? page_fault+0x8/0x30
[  291.921322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.926169]  ? page_fault+0x8/0x30
[  291.929713]  page_fault+0x1e/0x30
[  291.933174] RIP: 0033:0x4727a0
[  291.936378] Code: Bad RIP value.
[  291.939748] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  291.945112] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  291.952381] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  291.959648] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  291.966918] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  291.974182] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  291.981482] warn_alloc_show_mem: 1 callbacks suppressed
[  291.981494] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  291.981496] Mem-Info:
[  291.981539] active_anon:48509 inactive_anon:132 isolated_anon:0
[  291.981539]  active_file:12 inactive_file:13 isolated_file:0
[  291.981539]  unevictable:0 dirty:0 writeback:0 unstable:0
[  291.981539]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  291.981539]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  291.981539]  free:13771 free_pcp:124 free_cma:0
[  291.986886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.993824] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  291.996229] Call Trace:
[  292.029094] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  292.038457]  <IRQ>
[  292.065849] lowmem_reserve[]: 0
[  292.068447]  dump_stack+0x244/0x39d
[  292.094534]  2818
[  292.096685]  ? dump_stack_print_info.cold.1+0x20/0x20
[  292.099940]  6321
[  292.103593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.105635]  6321
[  292.110828]  warn_alloc.cold.117+0xb7/0x1bd
[  292.112865] Node 0 
[  292.118400]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.120464] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  292.124790]  ? lock_downgrade+0x900/0x900
[  292.127005] lowmem_reserve[]:
[  292.131858]  ? trace_hardirqs_off+0xb8/0x310
[  292.158802]  0 0
[  292.162958]  ? trace_hardirqs_off+0xb8/0x310
[  292.166047]  3503
[  292.170471]  __alloc_pages_slowpath+0x2660/0x2d70
[  292.172444]  3503
[  292.176907]  ? warn_alloc+0x120/0x120
[  292.178927] Node 0 
[  292.183768]  ? warn_alloc+0x120/0x120
[  292.185838] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  292.189610]  ? print_usage_bug+0xc0/0xc0
[  292.191835] lowmem_reserve[]:
[  292.195633]  ? warn_alloc+0x120/0x120
[  292.223727]  0
[  292.227786]  ? print_usage_bug+0xc0/0xc0
[  292.230865]  0 0
[  292.234676]  ? __lock_acquire+0x62f/0x4c20
[  292.236461]  0
[  292.240517]  ? __lock_acquire+0x62f/0x4c20
[  292.242476] Node 0 
[  292.246726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.248508] DMA: 
[  292.252774]  ? should_fail+0x22d/0xd01
[  292.254990] 1*4kB 
[  292.260526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  292.262565] (U) 
[  292.266448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.268571] 0*8kB 0*16kB 
[  292.273867]  ? __lock_acquire+0x62f/0x4c20
[  292.275820] 1*32kB (U) 
[  292.280931]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.283672] 2*64kB 
[  292.287901]  ? __lock_acquire+0x62f/0x4c20
[  292.290476] (U) 
[  292.295607]  ? should_fail+0x22d/0xd01
[  292.297843] 1*128kB 
[  292.302094]  ? rcu_irq_exit+0x1a2/0x390
[  292.304060] (U) 
[  292.307949]  ? mark_held_locks+0x130/0x130
[  292.310248] 1*256kB 
[  292.314217]  ? mark_held_locks+0x130/0x130
[  292.316185] (U) 
[  292.320427]  ? mark_held_locks+0xc7/0x130
[  292.322732] 0*512kB 
[  292.326962]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  292.328917] 1*1024kB 
[  292.333095]  ? zap_class+0x640/0x640
[  292.335402] (U) 
[  292.340442]  ? print_usage_bug+0xc0/0xc0
[  292.342837] 1*2048kB 
[  292.346552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.348515] (M) 
[  292.352588]  ? check_preemption_disabled+0x48/0x280
[  292.354976] 3*4096kB 
[  292.360533]  ? __lock_is_held+0xb5/0x140
[  292.362498] (M) 
[  292.367520]  __alloc_pages_nodemask+0xa80/0xde0
[  292.369908] = 15908kB
[  292.373967]  ? zap_class+0x640/0x640
[  292.375923] Node 0 
[  292.380606]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  292.382998] DMA32: 
[  292.386720]  ? find_held_lock+0x36/0x1c0
[  292.388930] 4*4kB 
[  292.393951]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.396161] (M) 
[  292.400223]  ? lock_downgrade+0x900/0x900
[  292.402366] 0*8kB 
[  292.407131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.409109] 2*16kB 
[  292.413254]  cache_grow_begin+0xa5/0x8c0
[  292.415386] (M) 
[  292.420935]  ? do_raw_spin_unlock+0xa7/0x330
[  292.423158] 2*32kB 
[  292.427217]  fallback_alloc+0x204/0x2e0
[  292.429173] (UM) 
[  292.433585]  ____cache_alloc_node+0x1c7/0x1e0
[  292.435802] 4*64kB 
[  292.439783]  kmem_cache_alloc_node+0xe3/0x730
[  292.441835] (UM) 
[  292.446328]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.448561] 4*128kB 
[  292.453065]  __alloc_skb+0x119/0x770
[  292.455101] (M) 
[  292.459361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  292.461665] 3*256kB 
[  292.465377]  ? netdev_alloc_frag+0x1f0/0x1f0
[  292.467336] (M) 
[  292.472608]  ? lock_downgrade+0x900/0x900
[  292.474905] 4*512kB (UM) 
[  292.479321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.481277] 3*1024kB 
[  292.485424]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.488161] (UM) 
[  292.493698]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.496099] 3*2048kB 
[  292.501546]  ? addrconf_rs_timer+0x690/0x690
[  292.503594] (UM) 
[  292.509066]  ndisc_alloc_skb+0x144/0x340
[  292.511442] 3*4096kB 
[  292.515850]  ndisc_send_rs+0x331/0x6e0
[  292.517890] (M) 
[  292.521948]  addrconf_rs_timer+0x314/0x690
[  292.524338] = 25200kB
[  292.528223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.530184] Node 0 
[  292.534424]  call_timer_fn+0x272/0x920
[  292.536799] Normal: 786*4kB 
[  292.541083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.543322] (MEH) 
[  292.547210]  ? process_timeout+0x40/0x40
[  292.550206] 440*8kB 
[  292.554455]  ? __run_timers+0x7da/0xc70
[  292.556591] (UMEH) 
[  292.560675]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.562970] 141*16kB (MEH) 
[  292.566951]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.569174] 54*32kB 
[  292.573669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.576593] (MEH) 
[  292.581100]  ? lockdep_hardirqs_on+0x296/0x5b0
[  292.583402] 14*64kB (UME) 
[  292.587669]  ? trace_hardirqs_on+0xbd/0x310
[  292.589798] 1*128kB 
[  292.594859]  ? kasan_check_read+0x11/0x20
[  292.597681] (H) 
[  292.602002]  ? __run_timers+0x7da/0xc70
[  292.604312] 1*256kB 
[  292.608456]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.610411] (H) 
[  292.614381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.616685] 2*512kB 
[  292.621783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.623751] (H) 
[  292.627985]  __run_timers+0x7e5/0xc70
[  292.630305] 1*1024kB 
[  292.634557]  ? timer_fixup_init+0x70/0x70
[  292.636508] (U) 
[  292.640307]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.642690] 0*2048kB 0*4096kB 
[  292.646844]  ? zap_class+0x640/0x640
[  292.648803] = 13976kB
[  292.653811]  ? enqueue_hrtimer+0x1a5/0x560
[  292.656988] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.660704]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.663150] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.667381]  ? find_held_lock+0x36/0x1c0
[  292.676217] 163 total pagecache pages
[  292.681416]  ? zap_class+0x640/0x640
[  292.689994] 0 pages in swap cache
[  292.694065]  ? pvclock_read_flags+0x160/0x160
[  292.697843] Swap cache stats: add 0, delete 0, find 0/0
[  292.701552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.705001] Free swap  = 0kB
[  292.709502]  ? check_preemption_disabled+0x48/0x280
[  292.714855] Total swap = 0kB
[  292.720407]  ? __lock_is_held+0xb5/0x140
[  292.723412] 1965979 pages RAM
[  292.728425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.731415] 0 pages HighMem/MovableOnly
[  292.731425] 342867 pages reserved
[  292.735481]  ? check_preemption_disabled+0x48/0x280
[  292.738586] 0 pages cma reserved
[  292.744120]  run_timer_softirq+0x52/0xb0
[  292.748150] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.751533]  ? rcu_read_lock_sched_held+0x14f/0x180
[  292.756727] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.759901]  __do_softirq+0x308/0xb7e
[  292.763944] syz-fuzzer cpuset=
[  292.770440]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  292.775436] /
[  292.786108]  ? lock_downgrade+0x900/0x900
[  292.789894]  mems_allowed=0
[  292.793092]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  292.811434]  ? pvclock_read_flags+0x160/0x160
[  292.815939]  ? lapic_next_event+0x5a/0x90
[  292.820094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.825640]  ? kvm_clock_read+0x18/0x30
[  292.829620]  ? kvm_sched_clock_read+0x9/0x20
[  292.834045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.839613]  ? check_preemption_disabled+0x48/0x280
[  292.844659]  irq_exit+0x17f/0x1c0
[  292.848171]  smp_apic_timer_interrupt+0x1cb/0x760
[  292.853031]  ? smp_reschedule_interrupt+0x109/0x650
[  292.858067]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.863984]  ? interrupt_entry+0xb5/0xc0
[  292.868104]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.873126]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.878157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.883043]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.888086]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.893106]  ? task_prio+0x50/0x50
[  292.896650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.902192]  ? check_preemption_disabled+0x48/0x280
[  292.907220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.912079]  apic_timer_interrupt+0xf/0x20
[  292.916309]  </IRQ>
[  292.918565] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  292.924452] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  292.943372] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  292.951091] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  292.958360] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  292.965627] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  292.972895] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  292.980160] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  292.987467]  ? save_stack+0xa9/0xd0
[  292.991133]  __kmalloc_node_track_caller+0x33/0x70
[  292.996076]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  293.000852]  pskb_expand_head+0x230/0x10f0
[  293.005121]  ? memcpy+0x45/0x50
[  293.008404]  ? __copy_skb_header+0x350/0x6b0
[  293.012819]  ? skb_release_data+0x880/0x880
[  293.017141]  ? __alloc_skb+0x770/0x770
[  293.021056]  ? __lock_is_held+0xb5/0x140
[  293.025131]  ? kasan_check_write+0x14/0x20
[  293.029366]  ? __skb_clone+0x6c7/0xa00
[  293.033290]  ? __copy_skb_header+0x6b0/0x6b0
[  293.037695]  ? kmem_cache_alloc+0x33a/0x730
[  293.042031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.047586]  skb_ensure_writable+0x3dd/0x640
[  293.052030]  ? skb_checksum_setup+0xaa0/0xaa0
[  293.056554]  ? check_preemption_disabled+0x48/0x280
[  293.061590]  ? __this_cpu_preempt_check+0x1c/0x20
[  293.066699]  ? __bpf_redirect+0x54b/0xb20
[  293.070856]  bpf_clone_redirect+0x14a/0x490
[  293.075198]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  293.080233]  ? __sched_text_start+0x8/0x8
[  293.084388]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.089155]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  293.093748]  ? retint_kernel+0x2d/0x2d
[  293.097645]  ? find_held_lock+0x36/0x1c0
[  293.101715]  ? lock_acquire+0x1ed/0x520
[  293.105695]  ? bpf_test_run+0x3cb/0x780
[  293.109676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.115216]  ? check_preemption_disabled+0x48/0x280
[  293.120252]  ? kasan_check_read+0x11/0x20
[  293.124405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.129686]  ? rcu_softirq_qs+0x20/0x20
[  293.133691]  ? preempt_schedule+0x4d/0x60
[  293.137857]  ? ___preempt_schedule+0x16/0x18
[  293.142302]  ? bpf_test_run+0x25d/0x780
[  293.146301]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.150724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.156284]  ? bpf_test_init.isra.10+0x70/0x100
[  293.160962]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  293.165727]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.170569]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.176114]  ? fput+0x130/0x1a0
[  293.179410]  ? __bpf_prog_get+0x9b/0x290
[  293.183488]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.188332]  ? bpf_prog_test_run+0x130/0x1a0
[  293.192748]  ? __x64_sys_bpf+0x3d8/0x520
[  293.196811]  ? bpf_prog_get+0x20/0x20
[  293.200636]  ? do_syscall_64+0x1b9/0x820
[  293.204713]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.210085]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.215027]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.220077]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.225117]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  293.231793]  ? __switch_to_asm+0x40/0x70
[  293.235857]  ? __switch_to_asm+0x34/0x70
[  293.239946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.244825]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.250229] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  293.250336] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.256914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.256920] Call Trace:
[  293.256927]  <IRQ>
[  293.256947]  dump_stack+0x244/0x39d
[  293.256964]  ? dump_stack_print_info.cold.1+0x20/0x20
[  293.263503] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.272796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.275360] syz-executor5 cpuset=
[  293.277532]  warn_alloc.cold.117+0xb7/0x1bd
[  293.281129] syz5
[  293.286318]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.296788]  mems_allowed=0
[  293.302350]  ? lock_downgrade+0x900/0x900
[  293.323931]  ? trace_hardirqs_off+0xb8/0x310
[  293.328379]  ? trace_hardirqs_off+0xb8/0x310
[  293.332822]  __alloc_pages_slowpath+0x2660/0x2d70
[  293.337721]  ? warn_alloc+0x120/0x120
[  293.341559]  ? warn_alloc+0x120/0x120
[  293.345393]  ? print_usage_bug+0xc0/0xc0
[  293.349459]  ? warn_alloc+0x120/0x120
[  293.353292]  ? print_usage_bug+0xc0/0xc0
[  293.357368]  ? __lock_acquire+0x62f/0x4c20
[  293.361612]  ? __lock_acquire+0x62f/0x4c20
[  293.365858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.371397]  ? should_fail+0x22d/0xd01
[  293.375288]  ? __lock_acquire+0x62f/0x4c20
[  293.379523]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.384660]  ? __lock_acquire+0x62f/0x4c20
[  293.388904]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.394005]  ? __lock_acquire+0x62f/0x4c20
[  293.398250]  ? should_fail+0x22d/0xd01
[  293.402148]  ? mark_held_locks+0x130/0x130
[  293.406389]  ? mark_held_locks+0x130/0x130
[  293.410639]  ? zap_class+0x640/0x640
[  293.414363]  ? print_usage_bug+0xc0/0xc0
[  293.418430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.423994]  ? check_preemption_disabled+0x48/0x280
[  293.429039]  ? __lock_is_held+0xb5/0x140
[  293.433116]  __alloc_pages_nodemask+0xa80/0xde0
[  293.437803]  ? zap_class+0x640/0x640
[  293.441537]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  293.446593]  ? find_held_lock+0x36/0x1c0
[  293.450668]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.455543]  ? lock_downgrade+0x900/0x900
[  293.459730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.465277]  cache_grow_begin+0xa5/0x8c0
[  293.469340]  ? do_raw_spin_unlock+0xa7/0x330
[  293.473762]  fallback_alloc+0x204/0x2e0
[  293.477751]  ____cache_alloc_node+0x1c7/0x1e0
[  293.482254]  kmem_cache_alloc_node+0xe3/0x730
[  293.486756]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.491004]  __alloc_skb+0x119/0x770
[  293.494739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.500032]  ? netdev_alloc_frag+0x1f0/0x1f0
[  293.504451]  ? lock_downgrade+0x900/0x900
[  293.508614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.514167]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.519641]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.525130]  ? addrconf_rs_timer+0x690/0x690
[  293.529593]  ndisc_alloc_skb+0x144/0x340
[  293.533667]  ndisc_send_rs+0x331/0x6e0
[  293.537572]  addrconf_rs_timer+0x314/0x690
[  293.541822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.546086]  call_timer_fn+0x272/0x920
[  293.549986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.554245]  ? process_timeout+0x40/0x40
[  293.558327]  ? mark_held_locks+0xc7/0x130
[  293.563017]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.567530]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.572040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.576282]  ? lockdep_hardirqs_on+0x296/0x5b0
[  293.580870]  ? trace_hardirqs_on+0xbd/0x310
[  293.585195]  ? kasan_check_read+0x11/0x20
[  293.589349]  ? __run_timers+0x7da/0xc70
[  293.593330]  ? trace_hardirqs_off_caller+0x310/0x310
[  293.598473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.602749]  __run_timers+0x7e5/0xc70
[  293.606586]  ? timer_fixup_init+0x70/0x70
[  293.610742]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.615763]  ? zap_class+0x640/0x640
[  293.619483]  ? print_usage_bug+0xc0/0xc0
[  293.623554]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.628756]  ? find_held_lock+0x36/0x1c0
[  293.632822]  ? zap_class+0x640/0x640
[  293.636544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.642094]  ? check_preemption_disabled+0x48/0x280
[  293.647125]  ? __lock_is_held+0xb5/0x140
[  293.651191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.656729]  ? check_preemption_disabled+0x48/0x280
[  293.661763]  run_timer_softirq+0x52/0xb0
[  293.665847]  ? rcu_read_lock_sched_held+0x14f/0x180
[  293.670867]  __do_softirq+0x308/0xb7e
[  293.674688]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  293.679210]  ? lock_downgrade+0x900/0x900
[  293.683360]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  293.688473]  ? pvclock_read_flags+0x160/0x160
[  293.692978]  ? lapic_next_event+0x5a/0x90
[  293.697136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.702681]  ? kvm_clock_read+0x18/0x30
[  293.706654]  ? kvm_sched_clock_read+0x9/0x20
[  293.711081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.716623]  ? check_preemption_disabled+0x48/0x280
[  293.721649]  irq_exit+0x17f/0x1c0
[  293.725106]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.729950]  ? smp_reschedule_interrupt+0x109/0x650
[  293.734969]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.740858]  ? interrupt_entry+0xb5/0xc0
[  293.744923]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.749936]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.754941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.759776]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.764797]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.769817]  ? task_prio+0x50/0x50
[  293.773362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.778902]  ? check_preemption_disabled+0x48/0x280
[  293.783924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.788778]  apic_timer_interrupt+0xf/0x20
[  293.793001]  </IRQ>
[  293.795244] RIP: 0010:console_unlock+0xffa/0x1160
[  293.800093] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  293.819005] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  293.826727] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  293.833997] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  293.841273] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  293.848554] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  293.855819] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  293.863100]  ? netconsole_netdev_event+0x280/0x280
[  293.868048]  ? console_unlock+0xff1/0x1160
[  293.872322]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  293.877017]  ? lock_release+0xa00/0xa00
[  293.881035]  ? interrupt_entry+0xc0/0xc0
[  293.885117]  vprintk_emit+0x33d/0x930
[  293.888929]  ? wake_up_klogd+0x180/0x180
[  293.893011]  ? attach_entity_load_avg+0x810/0x860
[  293.897863]  ? __lock_acquire+0x600/0x4c20
[  293.902112]  ? mark_held_locks+0x130/0x130
[  293.906347]  ? print_usage_bug+0xc0/0xc0
[  293.910415]  ? find_held_lock+0x36/0x1c0
[  293.914664]  ? mark_held_locks+0xc7/0x130
[  293.918831]  vprintk_default+0x28/0x30
[  293.922728]  vprintk_func+0x7e/0x181
[  293.926456]  printk+0xa7/0xcf
[  293.929583]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  293.934357]  show_free_areas.cold.118+0x1f34/0x215d
[  293.939406]  ? si_meminfo_node+0x260/0x260
[  293.943654]  ? __lock_acquire+0x62f/0x4c20
[  293.947895]  ? __lock_acquire+0x62f/0x4c20
[  293.952130]  ? __lock_is_held+0xb5/0x140
[  293.956213]  ? mark_held_locks+0x130/0x130
[  293.960465]  ? zap_class+0x640/0x640
[  293.964184]  ? put_dec+0x3b/0xf0
[  293.967563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.973113]  ? find_held_lock+0x36/0x1c0
[  293.977192]  ? serial8250_console_write+0x8b3/0xb10
[  293.982213]  ? lock_downgrade+0x900/0x900
[  293.986373]  ? zap_class+0x640/0x640
[  293.990092]  ? zap_class+0x640/0x640
[  293.993809]  ? print_usage_bug+0xc0/0xc0
[  293.997898]  ? do_raw_spin_unlock+0xa7/0x330
[  294.002312]  ? trace_hardirqs_on+0x310/0x310
[  294.006740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.012287]  ? find_held_lock+0x36/0x1c0
[  294.016359]  ? mark_held_locks+0xc7/0x130
[  294.020514]  ? console_unlock+0xfcd/0x1160
[  294.024755]  ? netconsole_netdev_event+0x280/0x280
[  294.029687]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  294.034274]  ? trace_hardirqs_on+0xbd/0x310
[  294.038601]  ? vprintk_emit+0x33d/0x930
[  294.042581]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.047693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.053243]  ? netconsole_netdev_event+0x280/0x280
[  294.058178]  ? console_unlock+0x8d8/0x1160
[  294.062426]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  294.067105]  ? vprintk_emit+0x7f7/0x930
[  294.071084]  ? lock_release+0xa00/0xa00
[  294.075064]  ? preempt_count_add+0xbc/0x1b0
[  294.079396]  ? wake_up_klogd+0x11a/0x180
[  294.083458]  ? console_device+0xc0/0xc0
[  294.087435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.092981]  ? vprintk_emit+0x268/0x930
[  294.096958]  ? wake_up_klogd+0x180/0x180
[  294.101027]  ? trace_hardirqs_on_caller+0xc0/0x310
[  294.105964]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.110731]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.116184]  ? retint_kernel+0x1b/0x2d
[  294.120080]  ? trace_hardirqs_on+0x310/0x310
[  294.124502]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.129280]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  294.134051]  ? show_mem+0x1e/0x17b
[  294.137612]  show_mem+0x34/0x17b
[  294.140985]  dump_header+0x2f1/0xf72
[  294.144707]  ? mark_held_locks+0x130/0x130
[  294.148942]  ? pagefault_out_of_memory+0x197/0x197
[  294.153878]  ? __lock_acquire+0x62f/0x4c20
[  294.158114]  ? zap_class+0x640/0x640
[  294.161835]  ? percpu_ref_get_many+0x240/0x240
[  294.166422]  ? print_usage_bug+0xc0/0xc0
[  294.170495]  ? print_usage_bug+0xc0/0xc0
[  294.174582]  ? zap_class+0x640/0x640
[  294.178297]  ? print_usage_bug+0xc0/0xc0
[  294.182370]  ? print_usage_bug+0xc0/0xc0
[  294.186450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.191991]  ? find_held_lock+0x36/0x1c0
[  294.196070]  ? mark_held_locks+0xc7/0x130
[  294.200239]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.205345]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.210450]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  294.215041]  ? trace_hardirqs_on+0xbd/0x310
[  294.219385]  ? kasan_check_read+0x11/0x20
[  294.223533]  ? ___ratelimit+0x3b4/0x672
[  294.227512]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.232635]  ? trace_hardirqs_on+0x310/0x310
[  294.237054]  ? lock_downgrade+0x900/0x900
[  294.241223]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.246348]  ? ___ratelimit+0x3b9/0x672
[  294.250348]  ? idr_get_free+0xec0/0xec0
[  294.254321]  ? kasan_check_read+0x11/0x20
[  294.258465]  ? do_raw_spin_unlock+0xa7/0x330
[  294.262884]  oom_kill_process.cold.27+0x10/0x903
[  294.267647]  ? zap_class+0x640/0x640
[  294.271370]  ? _raw_spin_unlock+0x2c/0x50
[  294.275525]  ? oom_badness+0xe6/0xaa0
[  294.279337]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.284269]  ? kasan_check_read+0x11/0x20
[  294.288446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.293727]  ? oom_evaluate_task+0x540/0x540
[  294.298144]  ? find_held_lock+0x36/0x1c0
[  294.302217]  ? out_of_memory+0x974/0x1430
[  294.306366]  ? lock_downgrade+0x900/0x900
[  294.310530]  ? check_preemption_disabled+0x48/0x280
[  294.315571]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.320501]  ? kasan_check_read+0x11/0x20
[  294.324670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.329949]  ? rcu_softirq_qs+0x20/0x20
[  294.333927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.339461]  ? oom_evaluate_task+0x302/0x540
[  294.343877]  out_of_memory+0xa84/0x1430
[  294.347859]  ? oom_killer_disable+0x3a0/0x3a0
[  294.352379]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  294.357309]  ? __mutex_add_waiter+0x2a0/0x2a0
[  294.361819]  __alloc_pages_slowpath+0x22d4/0x2d70
[  294.366705]  ? warn_alloc+0x120/0x120
[  294.370520]  ? rcu_softirq_qs+0x20/0x20
[  294.374525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.380071]  ? should_fail+0x22d/0xd01
[  294.383965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.389070]  ? zap_class+0x640/0x640
[  294.392812]  ? __lock_is_held+0xb5/0x140
[  294.396886]  ? mark_held_locks+0x130/0x130
[  294.401123]  ? lock_release+0xa00/0xa00
[  294.405111]  ? perf_trace_sched_process_exec+0x860/0x860
[  294.410604]  ? __might_sleep+0x95/0x190
[  294.414586]  __alloc_pages_nodemask+0xa80/0xde0
[  294.419262]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  294.424286]  ? __page_cache_alloc+0x191/0x5c0
[  294.428783]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.433713]  ? kasan_check_read+0x11/0x20
[  294.437873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.443153]  ? zap_class+0x640/0x640
[  294.446898]  ? zap_class+0x640/0x640
[  294.450610]  ? zap_class+0x640/0x640
[  294.454334]  ? __do_page_cache_readahead+0x7ce/0x980
[  294.459448]  ? find_held_lock+0x36/0x1c0
[  294.463518]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  294.469071]  alloc_pages_current+0x173/0x350
[  294.473500]  __page_cache_alloc+0x38c/0x5c0
[  294.477831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.482791]  ? kasan_check_read+0x11/0x20
[  294.486943]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.492225]  ? generic_perform_write+0x6a0/0x6a0
[  294.496981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.502556]  ? check_preemption_disabled+0x48/0x280
[  294.507589]  filemap_fault+0x1594/0x25f0
[  294.511663]  ? __lock_page_or_retry+0xa00/0xa00
[  294.516335]  ? mark_held_locks+0x130/0x130
[  294.520796]  ? rcu_softirq_qs+0x20/0x20
[  294.524783]  ? filemap_map_pages+0xe04/0x1990
[  294.529309]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  294.534246]  ? futex_wait_setup+0x15c/0x3e0
[  294.538577]  ? zap_class+0x640/0x640
[  294.542304]  ? lock_acquire+0x1ed/0x520
[  294.546297]  ? alloc_set_pte+0x1447/0x1f40
[  294.550557]  ? lock_acquire+0x1ed/0x520
[  294.554535]  ? ext4_filemap_fault+0x7a/0xad
[  294.558871]  ? lock_release+0xa00/0xa00
[  294.562850]  ? perf_trace_sched_process_exec+0x860/0x860
[  294.568312]  ? print_usage_bug+0xc0/0xc0
[  294.572379]  ? print_usage_bug+0xc0/0xc0
[  294.576457]  ? down_read+0x8d/0x120
[  294.580086]  ? ext4_filemap_fault+0x7a/0xad
[  294.584420]  ? __down_interruptible+0x700/0x700
[  294.589100]  ext4_filemap_fault+0x82/0xad
[  294.593259]  __do_fault+0x100/0x6b0
[  294.596894]  ? unlock_page+0x2c2/0x4c0
[  294.600789]  ? pmd_devmap_trans_unstable+0x220/0x220
[  294.605900]  ? mark_held_locks+0x130/0x130
[  294.610142]  ? mark_held_locks+0x130/0x130
[  294.614379]  ? do_raw_spin_trylock+0x270/0x270
[  294.618977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.624534]  __handle_mm_fault+0x307c/0x5920
[  294.628959]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  294.633825]  ? kasan_check_read+0x11/0x20
[  294.637989]  ? _copy_to_user+0xc8/0x110
[  294.641986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.647541]  ? zap_class+0x640/0x640
[  294.651267]  ? zap_class+0x640/0x640
[  294.654987]  ? find_held_lock+0x36/0x1c0
[  294.659085]  ? handle_mm_fault+0x42a/0xc70
[  294.663325]  ? lock_downgrade+0x900/0x900
[  294.667476]  ? check_preemption_disabled+0x48/0x280
[  294.672515]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.677447]  ? kasan_check_read+0x11/0x20
[  294.681598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.686878]  ? rcu_softirq_qs+0x20/0x20
[  294.690854]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.695961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.701500]  ? check_preemption_disabled+0x48/0x280
[  294.706539]  handle_mm_fault+0x54f/0xc70
[  294.710624]  ? __handle_mm_fault+0x5920/0x5920
[  294.715215]  ? find_vma+0x34/0x190
[  294.718766]  __do_page_fault+0x5e8/0xe60
[  294.722827]  ? trace_hardirqs_off+0xb8/0x310
[  294.727239]  ? __ia32_sys_read+0xb0/0xb0
[  294.731313]  do_page_fault+0xf2/0x7e0
[  294.735117]  ? vmalloc_sync_all+0x30/0x30
[  294.739274]  ? error_entry+0x70/0xd0
[  294.742991]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.748013]  ? trace_hardirqs_on_caller+0xc0/0x310
[  294.752956]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.757887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.762731]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.767747]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.773205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.778747]  ? prepare_exit_to_usermode+0x291/0x3b0
[  294.783769]  ? page_fault+0x8/0x30
[  294.787313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.792164]  ? page_fault+0x8/0x30
[  294.795711]  page_fault+0x1e/0x30
[  294.799166] RIP: 0033:0x4727a0
[  294.802381] Code: Bad RIP value.
[  294.805744] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  294.811114] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  294.818389] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  294.825665] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  294.832931] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  294.840214] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  294.847505] warn_alloc_show_mem: 1 callbacks suppressed
[  294.847518] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  294.847520] Mem-Info:
[  294.847561] active_anon:48509 inactive_anon:132 isolated_anon:0
[  294.847561]  active_file:12 inactive_file:13 isolated_file:0
[  294.847561]  unevictable:0 dirty:0 writeback:0 unstable:0
[  294.847561]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  294.847561]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  294.847561]  free:13771 free_pcp:124 free_cma:0
[  294.852900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.859835] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  294.862241] Call Trace:
[  294.895117] Node 0 
[  294.904475]  <IRQ>
[  294.931905] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  294.934471]  dump_stack+0x244/0x39d
[  294.936677] lowmem_reserve[]: 0
[  294.938859]  ? dump_stack_print_info.cold.1+0x20/0x20
[  294.964373]  2818 6321
[  294.968045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.971297]  6321
[  294.976493]  warn_alloc.cold.117+0xb7/0x1bd
[  294.984510]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.986554] Node 0 
[  294.990892]  ? lock_downgrade+0x900/0x900
[  294.995735] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  294.997949]  ? trace_hardirqs_off+0xb8/0x310
[  295.002079] lowmem_reserve[]:
[  295.029082]  ? trace_hardirqs_off+0xb8/0x310
[  295.033467]  0
[  295.036576]  __alloc_pages_slowpath+0x2660/0x2d70
[  295.040958]  0
[  295.042781]  ? warn_alloc+0x120/0x120
[  295.047578]  3503
[  295.049383]  ? warn_alloc+0x120/0x120
[  295.053205]  3503
[  295.055282]  ? print_usage_bug+0xc0/0xc0
[  295.061153]  ? warn_alloc+0x120/0x120
[  295.065197] Node 0 
[  295.068992]  ? print_usage_bug+0xc0/0xc0
[  295.069045] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  295.069059] lowmem_reserve[]:
[  295.071298]  ? __lock_acquire+0x62f/0x4c20
[  295.075330]  0 0
[  295.103448]  ? __lock_acquire+0x62f/0x4c20
[  295.106564]  0
[  295.110793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.112745]  0
[  295.116987]  ? should_fail+0x22d/0xd01
[  295.124305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.126089] Node 0 
[  295.129998]  ? __lock_acquire+0x62f/0x4c20
[  295.135080] DMA: 
[  295.137329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.141542] 1*4kB 
[  295.143606]  ? __lock_acquire+0x62f/0x4c20
[  295.148690] (U) 
[  295.150836]  ? should_fail+0x22d/0xd01
[  295.155079] 0*8kB 
[  295.157077]  ? find_held_lock+0x36/0x1c0
[  295.160975] 0*16kB 
[  295.163124]  ? mark_held_locks+0x130/0x130
[  295.167164] 1*32kB 
[  295.169397]  ? mark_held_locks+0x130/0x130
[  295.173610] (U) 
[  295.175843]  ? zap_class+0x640/0x640
[  295.180050] 2*64kB (U) 
[  295.182062]  ? zap_class+0x640/0x640
[  295.185751] 1*128kB 
[  295.188337]  ? print_usage_bug+0xc0/0xc0
[  295.192037] (U) 
[  295.194380]  ? do_raw_spin_unlock+0xa7/0x330
[  295.198419] 1*256kB 
[  295.200391]  ? zap_class+0x640/0x640
[  295.204792] (U) 
[  295.207114]  ? print_usage_bug+0xc0/0xc0
[  295.210808] 0*512kB 
[  295.212783]  ? wq_watchdog_touch+0x9c/0xfe
[  295.216824] 1*1024kB 
[  295.219161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.223372] (U) 
[  295.225783]  ? check_preemption_disabled+0x48/0x280
[  295.231298] 1*2048kB 
[  295.233280]  ? __lock_is_held+0xb5/0x140
[  295.238263] (M) 3*4096kB 
[  295.240685]  __alloc_pages_nodemask+0xa80/0xde0
[  295.244718] (M) 
[  295.247475]  ? zap_class+0x640/0x640
[  295.252121] = 15908kB
[  295.252130] Node 0 
[  295.254109]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  295.257800] DMA32: 
[  295.260218]  ? find_held_lock+0x36/0x1c0
[  295.262433] 4*4kB 
[  295.267456]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.269665] (M) 
[  295.273730]  ? lock_downgrade+0x900/0x900
[  295.275859] 0*8kB 
[  295.280530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.282477] 2*16kB (M) 
[  295.286637]  cache_grow_begin+0xa5/0x8c0
[  295.288771] 2*32kB 
[  295.294305]  ? do_raw_spin_unlock+0xa7/0x330
[  295.296884] (UM) 
[  295.300945]  fallback_alloc+0x204/0x2e0
[  295.303160] 4*64kB 
[  295.307584]  ____cache_alloc_node+0x1c7/0x1e0
[  295.309627] (UM) 
[  295.313624]  kmem_cache_alloc_node+0xe3/0x730
[  295.315839] 4*128kB 
[  295.320342]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.322386] (M) 
[  295.326883]  __alloc_skb+0x119/0x770
[  295.329183] 3*256kB 
[  295.333417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.335367] (M) 
[  295.339079]  ? netdev_alloc_frag+0x1f0/0x1f0
[  295.341382] 4*512kB 
[  295.346655]  ? lock_downgrade+0x900/0x900
[  295.348610] (UM) 
[  295.353032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.355328] 3*1024kB 
[  295.359477]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.361519] (UM) 
[  295.367064]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.369449] 3*2048kB 
[  295.374909]  ? addrconf_rs_timer+0x690/0x690
[  295.376951] (UM) 
[  295.382409]  ndisc_alloc_skb+0x144/0x340
[  295.384795] 3*4096kB 
[  295.389202]  ndisc_send_rs+0x331/0x6e0
[  295.391244] (M) 
[  295.395307]  addrconf_rs_timer+0x314/0x690
[  295.397690] = 25200kB
[  295.397699] Node 0 
[  295.401588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.403545] Normal: 
[  295.407791]  call_timer_fn+0x272/0x920
[  295.410174] 786*4kB 
[  295.412411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.416629] (MEH) 
[  295.418951]  ? process_timeout+0x40/0x40
[  295.422808] 440*8kB (UMEH) 
[  295.425157]  ? __run_timers+0x7da/0xc70
[  295.429378] 141*16kB 
[  295.431530]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.435602] (MEH) 
[  295.438534]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.442496] 54*32kB 
[  295.444905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.449378] (MEH) 
[  295.451529]  ? lockdep_hardirqs_on+0x296/0x5b0
[  295.456237] 14*64kB (UME) 
[  295.458578]  ? trace_hardirqs_on+0xbd/0x310
[  295.462787] 1*128kB (H) 
[  295.464951]  ? kasan_check_read+0x11/0x20
[  295.469500] 1*256kB (H) 
[  295.472356]  ? __run_timers+0x7da/0xc70
[  295.476659] 2*512kB 
[  295.479330]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.483454] (H) 1*1024kB 
[  295.486135]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.490087] (U) 
[  295.492414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.497497] 0*2048kB 
[  295.500251]  __run_timers+0x7e5/0xc70
[  295.504467] 0*4096kB 
[  295.506450]  ? timer_fixup_init+0x70/0x70
[  295.510655] = 13976kB
[  295.513074]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.516866] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  295.519270]  ? zap_class+0x640/0x640
[  295.523405] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  295.525806]  ? enqueue_hrtimer+0x1a5/0x560
[  295.530819] 163 total pagecache pages
[  295.539650]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.543352] 0 pages in swap cache
[  295.551940]  ? find_held_lock+0x36/0x1c0
[  295.556164] Swap cache stats: add 0, delete 0, find 0/0
[  295.559983]  ? zap_class+0x640/0x640
[  295.565671] Free swap  = 0kB
[  295.565681] Total swap = 0kB
[  295.569164]  ? pvclock_read_flags+0x160/0x160
[  295.573202] 1965979 pages RAM
[  295.578566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.578585]  ? check_preemption_disabled+0x48/0x280
[  295.582280] 0 pages HighMem/MovableOnly
[  295.585304]  ? __lock_is_held+0xb5/0x140
[  295.588304] 342867 pages reserved
[  295.592828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.595912] 0 pages cma reserved
[  295.601448]  ? check_preemption_disabled+0x48/0x280
[  295.606517] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.610416]  run_timer_softirq+0x52/0xb0
[  295.614564] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.617942]  ? rcu_read_lock_sched_held+0x14f/0x180
[  295.623455] syz-fuzzer cpuset=
[  295.626818]  __do_softirq+0x308/0xb7e
[  295.631812] /
[  295.638304]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  295.642348]  mems_allowed=0
[  295.652565]  ? lock_downgrade+0x900/0x900
[  295.652583]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  295.682895]  ? pvclock_read_flags+0x160/0x160
[  295.687395]  ? lapic_next_event+0x5a/0x90
[  295.691561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.697119]  ? kvm_clock_read+0x18/0x30
[  295.701101]  ? kvm_sched_clock_read+0x9/0x20
[  295.705513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.711070]  ? check_preemption_disabled+0x48/0x280
[  295.716099]  irq_exit+0x17f/0x1c0
[  295.719555]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.724405]  ? smp_reschedule_interrupt+0x109/0x650
[  295.729424]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.735320]  ? interrupt_entry+0xb5/0xc0
[  295.739383]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.744399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.749420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.754283]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.759300]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.764320]  ? task_prio+0x50/0x50
[  295.767867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.773413]  ? check_preemption_disabled+0x48/0x280
[  295.778445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.783309]  apic_timer_interrupt+0xf/0x20
[  295.787548]  </IRQ>
[  295.789798] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  295.795693] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  295.814617] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  295.822341] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  295.829622] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  295.836908] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  295.844174] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  295.851443] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  295.858779]  ? save_stack+0xa9/0xd0
[  295.862426]  __kmalloc_node_track_caller+0x33/0x70
[  295.867365]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  295.872135]  pskb_expand_head+0x230/0x10f0
[  295.876380]  ? memcpy+0x45/0x50
[  295.879666]  ? __copy_skb_header+0x350/0x6b0
[  295.884082]  ? skb_release_data+0x880/0x880
[  295.888404]  ? __alloc_skb+0x770/0x770
[  295.892305]  ? __lock_is_held+0xb5/0x140
[  295.896374]  ? kasan_check_write+0x14/0x20
[  295.900607]  ? __skb_clone+0x6c7/0xa00
[  295.904500]  ? __copy_skb_header+0x6b0/0x6b0
[  295.908913]  ? kmem_cache_alloc+0x33a/0x730
[  295.913253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.918797]  skb_ensure_writable+0x3dd/0x640
[  295.923210]  ? skb_checksum_setup+0xaa0/0xaa0
[  295.927713]  ? check_preemption_disabled+0x48/0x280
[  295.932735]  ? __this_cpu_preempt_check+0x1c/0x20
[  295.937582]  ? __bpf_redirect+0x54b/0xb20
[  295.941742]  bpf_clone_redirect+0x14a/0x490
[  295.946078]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  295.951098]  ? __sched_text_start+0x8/0x8
[  295.956074]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.960838]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  295.965422]  ? retint_kernel+0x2d/0x2d
[  295.969404]  ? find_held_lock+0x36/0x1c0
[  295.973486]  ? lock_acquire+0x1ed/0x520
[  295.977464]  ? bpf_test_run+0x3cb/0x780
[  295.981445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.986994]  ? check_preemption_disabled+0x48/0x280
[  295.992034]  ? kasan_check_read+0x11/0x20
[  295.996198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.001479]  ? rcu_softirq_qs+0x20/0x20
[  296.005480]  ? preempt_schedule+0x4d/0x60
[  296.009640]  ? ___preempt_schedule+0x16/0x18
[  296.014070]  ? bpf_test_run+0x25d/0x780
[  296.018071]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.022490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.028036]  ? bpf_test_init.isra.10+0x70/0x100
[  296.032737]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  296.037521]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.042366]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.047904]  ? fput+0x130/0x1a0
[  296.051192]  ? __bpf_prog_get+0x9b/0x290
[  296.055256]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.060103]  ? bpf_prog_test_run+0x130/0x1a0
[  296.064518]  ? __x64_sys_bpf+0x3d8/0x520
[  296.068583]  ? bpf_prog_get+0x20/0x20
[  296.072409]  ? do_syscall_64+0x1b9/0x820
[  296.076498]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.081865]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.086800]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.091822]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.096843]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  296.103516]  ? __switch_to_asm+0x40/0x70
[  296.107580]  ? __switch_to_asm+0x34/0x70
[  296.111648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.116505]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.121893] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  296.121980] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.128575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.128581] Call Trace:
[  296.128588]  <IRQ>
[  296.128606]  dump_stack+0x244/0x39d
[  296.128629]  ? dump_stack_print_info.cold.1+0x20/0x20
[  296.135200] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.144481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.147055] syz-executor5 cpuset=
[  296.149212]  warn_alloc.cold.117+0xb7/0x1bd
[  296.152814] syz5
[  296.158003]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.168480]  mems_allowed=0
[  296.174046]  ? lock_downgrade+0x900/0x900
[  296.195647]  ? trace_hardirqs_off+0xb8/0x310
[  296.200069]  ? trace_hardirqs_off+0xb8/0x310
[  296.204489]  __alloc_pages_slowpath+0x2660/0x2d70
[  296.209383]  ? warn_alloc+0x120/0x120
[  296.213199]  ? warn_alloc+0x120/0x120
[  296.217007]  ? print_usage_bug+0xc0/0xc0
[  296.221078]  ? warn_alloc+0x120/0x120
[  296.224884]  ? print_usage_bug+0xc0/0xc0
[  296.228949]  ? __lock_acquire+0x62f/0x4c20
[  296.233191]  ? __lock_acquire+0x62f/0x4c20
[  296.237434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.242977]  ? should_fail+0x22d/0xd01
[  296.246869]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.252151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.257256]  ? __lock_acquire+0x62f/0x4c20
[  296.261502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.266633]  ? __lock_acquire+0x62f/0x4c20
[  296.270867]  ? should_fail+0x22d/0xd01
[  296.274756]  ? rcu_irq_exit+0x1a2/0x390
[  296.278744]  ? mark_held_locks+0x130/0x130
[  296.282991]  ? mark_held_locks+0x130/0x130
[  296.287252]  ? mark_held_locks+0xc7/0x130
[  296.291406]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  296.296425]  ? zap_class+0x640/0x640
[  296.300141]  ? print_usage_bug+0xc0/0xc0
[  296.304214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.309760]  ? check_preemption_disabled+0x48/0x280
[  296.314804]  ? __lock_is_held+0xb5/0x140
[  296.318878]  __alloc_pages_nodemask+0xa80/0xde0
[  296.323553]  ? zap_class+0x640/0x640
[  296.327276]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  296.332335]  ? find_held_lock+0x36/0x1c0
[  296.336415]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.341089]  ? lock_downgrade+0x900/0x900
[  296.345253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.350801]  cache_grow_begin+0xa5/0x8c0
[  296.354875]  ? do_raw_spin_unlock+0xa7/0x330
[  296.359296]  fallback_alloc+0x204/0x2e0
[  296.363281]  ____cache_alloc_node+0x1c7/0x1e0
[  296.367797]  kmem_cache_alloc_node+0xe3/0x730
[  296.372298]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.376545]  __alloc_skb+0x119/0x770
[  296.380270]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.385558]  ? netdev_alloc_frag+0x1f0/0x1f0
[  296.389970]  ? lock_downgrade+0x900/0x900
[  296.394129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.399669]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.405131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.410586]  ? addrconf_rs_timer+0x690/0x690
[  296.415007]  ndisc_alloc_skb+0x144/0x340
[  296.419084]  ndisc_send_rs+0x331/0x6e0
[  296.422979]  addrconf_rs_timer+0x314/0x690
[  296.427220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.431476]  call_timer_fn+0x272/0x920
[  296.435367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.439607]  ? process_timeout+0x40/0x40
[  296.443681]  ? mark_held_locks+0xc7/0x130
[  296.447839]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.452341]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.456836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.461074]  ? lockdep_hardirqs_on+0x296/0x5b0
[  296.465662]  ? trace_hardirqs_on+0xbd/0x310
[  296.469991]  ? kasan_check_read+0x11/0x20
[  296.474154]  ? __run_timers+0x7da/0xc70
[  296.478134]  ? trace_hardirqs_off_caller+0x310/0x310
[  296.483243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.487484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.491736]  __run_timers+0x7e5/0xc70
[  296.495558]  ? timer_fixup_init+0x70/0x70
[  296.499715]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.504736]  ? zap_class+0x640/0x640
[  296.508463]  ? print_usage_bug+0xc0/0xc0
[  296.512529]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.517751]  ? find_held_lock+0x36/0x1c0
[  296.521833]  ? zap_class+0x640/0x640
[  296.525562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.531105]  ? check_preemption_disabled+0x48/0x280
[  296.536143]  ? __lock_is_held+0xb5/0x140
[  296.540209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.545747]  ? check_preemption_disabled+0x48/0x280
[  296.550774]  run_timer_softirq+0x52/0xb0
[  296.554852]  ? rcu_read_lock_sched_held+0x14f/0x180
[  296.559873]  __do_softirq+0x308/0xb7e
[  296.563686]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  296.568183]  ? lock_downgrade+0x900/0x900
[  296.572336]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  296.577451]  ? pvclock_read_flags+0x160/0x160
[  296.581952]  ? lapic_next_event+0x5a/0x90
[  296.586111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.591659]  ? kvm_clock_read+0x18/0x30
[  296.595636]  ? kvm_sched_clock_read+0x9/0x20
[  296.600084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.605628]  ? check_preemption_disabled+0x48/0x280
[  296.610656]  irq_exit+0x17f/0x1c0
[  296.614123]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.618964]  ? smp_reschedule_interrupt+0x109/0x650
[  296.623983]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.629877]  ? interrupt_entry+0xb5/0xc0
[  296.633950]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.638965]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.644006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.648864]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.653880]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.658899]  ? task_prio+0x50/0x50
[  296.662446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.667986]  ? check_preemption_disabled+0x48/0x280
[  296.673027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.677886]  apic_timer_interrupt+0xf/0x20
[  296.682128]  </IRQ>
[  296.684388] RIP: 0010:console_unlock+0xffa/0x1160
[  296.689235] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  296.708143] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  296.715864] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  296.723152] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  296.730425] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  296.737717] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  296.744994] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  296.752285]  ? netconsole_netdev_event+0x280/0x280
[  296.757227]  ? console_unlock+0xff1/0x1160
[  296.761487]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  296.766169]  ? lock_release+0xa00/0xa00
[  296.770172]  ? interrupt_entry+0xc0/0xc0
[  296.774254]  vprintk_emit+0x33d/0x930
[  296.778067]  ? wake_up_klogd+0x180/0x180
[  296.782135]  ? attach_entity_load_avg+0x810/0x860
[  296.786976]  ? __lock_acquire+0x600/0x4c20
[  296.791219]  ? mark_held_locks+0x130/0x130
[  296.795453]  ? print_usage_bug+0xc0/0xc0
[  296.799523]  ? find_held_lock+0x36/0x1c0
[  296.803614]  ? mark_held_locks+0xc7/0x130
[  296.807775]  vprintk_default+0x28/0x30
[  296.811668]  vprintk_func+0x7e/0x181
[  296.815386]  printk+0xa7/0xcf
[  296.818495]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  296.823274]  show_free_areas.cold.118+0x1f34/0x215d
[  296.828319]  ? si_meminfo_node+0x260/0x260
[  296.832572]  ? __lock_acquire+0x62f/0x4c20
[  296.836824]  ? __lock_acquire+0x62f/0x4c20
[  296.841062]  ? __lock_is_held+0xb5/0x140
[  296.845159]  ? mark_held_locks+0x130/0x130
[  296.849400]  ? zap_class+0x640/0x640
[  296.853132]  ? put_dec+0x3b/0xf0
[  296.856507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.862063]  ? find_held_lock+0x36/0x1c0
[  296.866143]  ? serial8250_console_write+0x8b3/0xb10
[  296.871165]  ? lock_downgrade+0x900/0x900
[  296.875315]  ? zap_class+0x640/0x640
[  296.879040]  ? zap_class+0x640/0x640
[  296.882760]  ? print_usage_bug+0xc0/0xc0
[  296.886836]  ? do_raw_spin_unlock+0xa7/0x330
[  296.891255]  ? trace_hardirqs_on+0x310/0x310
[  296.895670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.901220]  ? find_held_lock+0x36/0x1c0
[  296.905293]  ? mark_held_locks+0xc7/0x130
[  296.909460]  ? console_unlock+0xfcd/0x1160
[  296.913695]  ? netconsole_netdev_event+0x280/0x280
[  296.918631]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  296.923220]  ? trace_hardirqs_on+0xbd/0x310
[  296.927543]  ? vprintk_emit+0x33d/0x930
[  296.931529]  ? trace_hardirqs_off_caller+0x310/0x310
[  296.936648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.942195]  ? netconsole_netdev_event+0x280/0x280
[  296.947135]  ? console_unlock+0x8d8/0x1160
[  296.951387]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  296.956069]  ? vprintk_emit+0x7f7/0x930
[  296.960061]  ? lock_release+0xa00/0xa00
[  296.964050]  ? preempt_count_add+0xbc/0x1b0
[  296.968400]  ? wake_up_klogd+0x11a/0x180
[  296.972467]  ? console_device+0xc0/0xc0
[  296.976441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.981990]  ? vprintk_emit+0x268/0x930
[  296.985977]  ? wake_up_klogd+0x180/0x180
[  296.990045]  ? trace_hardirqs_on_caller+0xc0/0x310
[  296.995006]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.999807]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.005263]  ? retint_kernel+0x1b/0x2d
[  297.009153]  ? trace_hardirqs_on+0x310/0x310
[  297.013578]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.018364]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  297.023129]  ? show_mem+0x1e/0x17b
[  297.026694]  show_mem+0x34/0x17b
[  297.030092]  dump_header+0x2f1/0xf72
[  297.033813]  ? mark_held_locks+0x130/0x130
[  297.038056]  ? pagefault_out_of_memory+0x197/0x197
[  297.043003]  ? __lock_acquire+0x62f/0x4c20
[  297.047271]  ? zap_class+0x640/0x640
[  297.050993]  ? percpu_ref_get_many+0x240/0x240
[  297.055588]  ? print_usage_bug+0xc0/0xc0
[  297.059651]  ? print_usage_bug+0xc0/0xc0
[  297.063721]  ? zap_class+0x640/0x640
[  297.067442]  ? print_usage_bug+0xc0/0xc0
[  297.071508]  ? print_usage_bug+0xc0/0xc0
[  297.075594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.081142]  ? find_held_lock+0x36/0x1c0
[  297.085216]  ? mark_held_locks+0xc7/0x130
[  297.089370]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.094477]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.099596]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  297.104206]  ? trace_hardirqs_on+0xbd/0x310
[  297.108531]  ? kasan_check_read+0x11/0x20
[  297.112692]  ? ___ratelimit+0x3b4/0x672
[  297.116667]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.121773]  ? trace_hardirqs_on+0x310/0x310
[  297.126186]  ? lock_downgrade+0x900/0x900
[  297.130371]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.135498]  ? ___ratelimit+0x3b9/0x672
[  297.139504]  ? idr_get_free+0xec0/0xec0
[  297.143493]  ? kasan_check_read+0x11/0x20
[  297.147649]  ? do_raw_spin_unlock+0xa7/0x330
[  297.152065]  oom_kill_process.cold.27+0x10/0x903
[  297.156856]  ? zap_class+0x640/0x640
[  297.160580]  ? _raw_spin_unlock+0x2c/0x50
[  297.164727]  ? oom_badness+0xe6/0xaa0
[  297.168543]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.173477]  ? kasan_check_read+0x11/0x20
[  297.177630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.182913]  ? oom_evaluate_task+0x540/0x540
[  297.187326]  ? find_held_lock+0x36/0x1c0
[  297.191398]  ? out_of_memory+0x974/0x1430
[  297.195557]  ? lock_downgrade+0x900/0x900
[  297.199713]  ? check_preemption_disabled+0x48/0x280
[  297.204734]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.209663]  ? kasan_check_read+0x11/0x20
[  297.213903]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.219184]  ? rcu_softirq_qs+0x20/0x20
[  297.223167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.228716]  ? oom_evaluate_task+0x302/0x540
[  297.233136]  out_of_memory+0xa84/0x1430
[  297.237131]  ? oom_killer_disable+0x3a0/0x3a0
[  297.241633]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  297.246596]  ? __mutex_add_waiter+0x2a0/0x2a0
[  297.251116]  __alloc_pages_slowpath+0x22d4/0x2d70
[  297.255985]  ? warn_alloc+0x120/0x120
[  297.259783]  ? rcu_softirq_qs+0x20/0x20
[  297.263787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.269323]  ? should_fail+0x22d/0xd01
[  297.273218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.278327]  ? zap_class+0x640/0x640
[  297.282073]  ? __lock_is_held+0xb5/0x140
[  297.286152]  ? mark_held_locks+0x130/0x130
[  297.290393]  ? lock_release+0xa00/0xa00
[  297.294371]  ? perf_trace_sched_process_exec+0x860/0x860
[  297.299834]  ? __might_sleep+0x95/0x190
[  297.303826]  __alloc_pages_nodemask+0xa80/0xde0
[  297.308502]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  297.313534]  ? __page_cache_alloc+0x191/0x5c0
[  297.318045]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.322973]  ? kasan_check_read+0x11/0x20
[  297.327123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.332404]  ? zap_class+0x640/0x640
[  297.336132]  ? zap_class+0x640/0x640
[  297.339848]  ? zap_class+0x640/0x640
[  297.343572]  ? __do_page_cache_readahead+0x7ce/0x980
[  297.348685]  ? find_held_lock+0x36/0x1c0
[  297.352755]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.358301]  alloc_pages_current+0x173/0x350
[  297.362716]  __page_cache_alloc+0x38c/0x5c0
[  297.367054]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.372011]  ? kasan_check_read+0x11/0x20
[  297.376171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.381466]  ? generic_perform_write+0x6a0/0x6a0
[  297.386229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.391769]  ? check_preemption_disabled+0x48/0x280
[  297.396792]  filemap_fault+0x1594/0x25f0
[  297.400868]  ? __lock_page_or_retry+0xa00/0xa00
[  297.405542]  ? mark_held_locks+0x130/0x130
[  297.409801]  ? rcu_softirq_qs+0x20/0x20
[  297.413796]  ? filemap_map_pages+0xe04/0x1990
[  297.418330]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  297.423272]  ? futex_wait_setup+0x15c/0x3e0
[  297.427599]  ? zap_class+0x640/0x640
[  297.431325]  ? lock_acquire+0x1ed/0x520
[  297.435304]  ? alloc_set_pte+0x1447/0x1f40
[  297.439562]  ? lock_acquire+0x1ed/0x520
[  297.443540]  ? ext4_filemap_fault+0x7a/0xad
[  297.447888]  ? lock_release+0xa00/0xa00
[  297.451865]  ? perf_trace_sched_process_exec+0x860/0x860
[  297.457559]  ? print_usage_bug+0xc0/0xc0
[  297.461621]  ? print_usage_bug+0xc0/0xc0
[  297.465694]  ? down_read+0x8d/0x120
[  297.469318]  ? ext4_filemap_fault+0x7a/0xad
[  297.473657]  ? __down_interruptible+0x700/0x700
[  297.478340]  ext4_filemap_fault+0x82/0xad
[  297.482491]  __do_fault+0x100/0x6b0
[  297.486135]  ? unlock_page+0x2c2/0x4c0
[  297.490036]  ? pmd_devmap_trans_unstable+0x220/0x220
[  297.495147]  ? mark_held_locks+0x130/0x130
[  297.499388]  ? mark_held_locks+0x130/0x130
[  297.503622]  ? do_raw_spin_trylock+0x270/0x270
[  297.508223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.513795]  __handle_mm_fault+0x307c/0x5920
[  297.518214]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  297.523110]  ? kasan_check_read+0x11/0x20
[  297.527265]  ? _copy_to_user+0xc8/0x110
[  297.531244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.536793]  ? zap_class+0x640/0x640
[  297.540509]  ? zap_class+0x640/0x640
[  297.544230]  ? find_held_lock+0x36/0x1c0
[  297.548304]  ? handle_mm_fault+0x42a/0xc70
[  297.552541]  ? lock_downgrade+0x900/0x900
[  297.556696]  ? check_preemption_disabled+0x48/0x280
[  297.562063]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.567109]  ? kasan_check_read+0x11/0x20
[  297.571276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.576561]  ? rcu_softirq_qs+0x20/0x20
[  297.580539]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.585662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.591203]  ? check_preemption_disabled+0x48/0x280
[  297.596318]  handle_mm_fault+0x54f/0xc70
[  297.600390]  ? __handle_mm_fault+0x5920/0x5920
[  297.604981]  ? find_vma+0x34/0x190
[  297.608545]  __do_page_fault+0x5e8/0xe60
[  297.612609]  ? trace_hardirqs_off+0xb8/0x310
[  297.617027]  ? __ia32_sys_read+0xb0/0xb0
[  297.621107]  do_page_fault+0xf2/0x7e0
[  297.624950]  ? vmalloc_sync_all+0x30/0x30
[  297.629105]  ? error_entry+0x70/0xd0
[  297.632831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.637859]  ? trace_hardirqs_on_caller+0xc0/0x310
[  297.642815]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.647745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.652591]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.657618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.663080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.668627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  297.673673]  ? page_fault+0x8/0x30
[  297.677223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.682079]  ? page_fault+0x8/0x30
[  297.685657]  page_fault+0x1e/0x30
[  297.689118] RIP: 0033:0x4727a0
[  297.692350] Code: Bad RIP value.
[  297.695715] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  297.701094] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  297.708364] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  297.715655] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  297.722927] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  297.730208] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  297.737501] warn_alloc_show_mem: 1 callbacks suppressed
[  297.737513] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  297.737515] Mem-Info:
[  297.737552] active_anon:48509 inactive_anon:132 isolated_anon:0
[  297.737552]  active_file:12 inactive_file:13 isolated_file:0
[  297.737552]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.737552]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  297.737552]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  297.737552]  free:13771 free_pcp:124 free_cma:0
[  297.742891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.749822] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  297.752226] Call Trace:
[  297.785093] Node 0 
[  297.794439]  <IRQ>
[  297.821860] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.824439]  dump_stack+0x244/0x39d
[  297.826675] lowmem_reserve[]:
[  297.828829]  ? dump_stack_print_info.cold.1+0x20/0x20
[  297.854303]  0 2818
[  297.857944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.861031]  6321
[  297.866240]  warn_alloc.cold.117+0xb7/0x1bd
[  297.868455]  6321
[  297.873989]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.880376]  ? lock_downgrade+0x900/0x900
[  297.882420] Node 0 
[  297.887263]  ? trace_hardirqs_off+0xb8/0x310
[  297.891423] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  297.893638]  ? trace_hardirqs_off+0xb8/0x310
[  297.898034] lowmem_reserve[]:
[  297.925036]  __alloc_pages_slowpath+0x2660/0x2d70
[  297.929429]  0
[  297.932547]  ? warn_alloc+0x120/0x120
[  297.937352]  0
[  297.939163]  ? warn_alloc+0x120/0x120
[  297.942939]  3503
[  297.944741]  ? print_usage_bug+0xc0/0xc0
[  297.948530]  3503
[  297.950591]  ? warn_alloc+0x120/0x120
[  297.956700]  ? print_usage_bug+0xc0/0xc0
[  297.960477] Node 0 
[  297.964536]  ? __lock_acquire+0x62f/0x4c20
[  297.964585] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  297.964593] lowmem_reserve[]:
[  297.966825]  ? __lock_acquire+0x62f/0x4c20
[  297.971045]  0
[  297.999177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.002263]  0
[  298.006498]  ? should_fail+0x22d/0xd01
[  298.008278]  0
[  298.014088]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.014105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.015902]  0
[  298.019785]  ? __lock_acquire+0x62f/0x4c20
[  298.026845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.031926] Node 0 
[  298.033730]  ? __lock_acquire+0x62f/0x4c20
[  298.037937] DMA: 1*4kB 
[  298.043056]  ? should_fail+0x22d/0xd01
[  298.045268] (U) 
[  298.049498]  ? rcu_irq_exit+0x1a2/0x390
[  298.052063] 0*8kB 
[  298.055950]  ? mark_held_locks+0x130/0x130
[  298.057909] 0*16kB 
[  298.061882]  ? mark_held_locks+0x130/0x130
[  298.064008] 1*32kB (U) 
[  298.068268]  ? mark_held_locks+0xc7/0x130
[  298.070482] 2*64kB (U) 
[  298.074728]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  298.077294] 1*128kB 
[  298.081435]  ? zap_class+0x640/0x640
[  298.083998] (U) 
[  298.089017]  ? print_usage_bug+0xc0/0xc0
[  298.091341] 1*256kB (U) 
[  298.095068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.097027] 0*512kB 
[  298.101103]  ? check_preemption_disabled+0x48/0x280
[  298.103757] 1*1024kB 
[  298.109293]  ? __lock_is_held+0xb5/0x140
[  298.111591] (U) 
[  298.116606]  __alloc_pages_nodemask+0xa80/0xde0
[  298.118993] 1*2048kB 
[  298.123072]  ? zap_class+0x640/0x640
[  298.125040] (M) 
[  298.129711]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  298.132113] 3*4096kB 
[  298.135855]  ? find_held_lock+0x36/0x1c0
[  298.137805] (M) 
[  298.142824]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.145228] = 15908kB
[  298.149291]  ? lock_downgrade+0x900/0x900
[  298.151258] Node 0 
[  298.155930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.158318] DMA32: 
[  298.162464]  cache_grow_begin+0xa5/0x8c0
[  298.164679] 4*4kB 
[  298.170214]  ? do_raw_spin_unlock+0xa7/0x330
[  298.172436] (M) 
[  298.176511]  fallback_alloc+0x204/0x2e0
[  298.178641] 0*8kB 
[  298.183060]  ____cache_alloc_node+0x1c7/0x1e0
[  298.185014] 2*16kB 
[  298.189002]  kmem_cache_alloc_node+0xe3/0x730
[  298.191146] (M) 
[  298.195653]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.197869] 2*32kB 
[  298.202373]  __alloc_skb+0x119/0x770
[  298.204323] (UM) 
[  298.208581]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.210808] 4*64kB 
[  298.214516]  ? netdev_alloc_frag+0x1f0/0x1f0
[  298.216563] (UM) 
[  298.221836]  ? lock_downgrade+0x900/0x900
[  298.224063] 4*128kB 
[  298.228474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.230517] (M) 
[  298.234669]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.236971] 3*256kB 
[  298.242504]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.244458] (M) 
[  298.249915]  ? addrconf_rs_timer+0x690/0x690
[  298.252220] 4*512kB 
[  298.257670]  ndisc_alloc_skb+0x144/0x340
[  298.259617] (UM) 
[  298.264030]  ndisc_send_rs+0x331/0x6e0
[  298.266334] 3*1024kB 
[  298.270390]  addrconf_rs_timer+0x314/0x690
[  298.272432] (UM) 
[  298.276317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.278706] 3*2048kB 
[  298.282966]  call_timer_fn+0x272/0x920
[  298.284996] (UM) 
[  298.289233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.291630] 3*4096kB (M) 
[  298.295525]  ? process_timeout+0x40/0x40
[  298.297611] = 25200kB
[  298.301856]  ? __run_timers+0x7da/0xc70
[  298.304589] Node 0 
[  298.308651]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.311050] Normal: 786*4kB 
[  298.315065]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.317281] (MEH) 
[  298.321772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.324785] 440*8kB 
[  298.329277]  ? lockdep_hardirqs_on+0x296/0x5b0
[  298.331404] (UMEH) 
[  298.335637]  ? trace_hardirqs_on+0xbd/0x310
[  298.337942] 141*16kB 
[  298.342525]  ? kasan_check_read+0x11/0x20
[  298.344742] (MEH) 
[  298.349065]  ? __run_timers+0x7da/0xc70
[  298.351459] 54*32kB 
[  298.355600]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.357730] (MEH) 
[  298.361699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.364011] 14*64kB (UME) 
[  298.369142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.371269] 1*128kB (H) 
[  298.375511]  __run_timers+0x7e5/0xc70
[  298.378328] 1*256kB (H) 
[  298.382582]  ? timer_fixup_init+0x70/0x70
[  298.385221] 2*512kB (H) 
[  298.389039]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.391686] 1*1024kB 
[  298.395832]  ? zap_class+0x640/0x640
[  298.398482] (U) 
[  298.403523]  ? enqueue_hrtimer+0x1a5/0x560
[  298.405917] 0*2048kB 
[  298.409639]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.411607] 0*4096kB 
[  298.415836]  ? find_held_lock+0x36/0x1c0
[  298.418236] = 13976kB
[  298.423421]  ? zap_class+0x640/0x640
[  298.425819] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  298.429872]  ? pvclock_read_flags+0x160/0x160
[  298.432262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  298.432271] 163 total pagecache pages
[  298.435984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.444807] 0 pages in swap cache
[  298.449297]  ? check_preemption_disabled+0x48/0x280
[  298.457856] Swap cache stats: add 0, delete 0, find 0/0
[  298.461666]  ? __lock_is_held+0xb5/0x140
[  298.467171] Free swap  = 0kB
[  298.467180] Total swap = 0kB
[  298.470633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.475629] 1965979 pages RAM
[  298.480992]  ? check_preemption_disabled+0x48/0x280
[  298.485045] 0 pages HighMem/MovableOnly
[  298.488073]  run_timer_softirq+0x52/0xb0
[  298.491071] 342867 pages reserved
[  298.496631]  ? rcu_read_lock_sched_held+0x14f/0x180
[  298.499713] 0 pages cma reserved
[  298.504728]  __do_softirq+0x308/0xb7e
[  298.508754] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.512740]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  298.516273] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.521196]  ? lock_downgrade+0x900/0x900
[  298.524555] syz-fuzzer cpuset=
[  298.528349]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  298.534831] /
[  298.539332]  ? pvclock_read_flags+0x160/0x160
[  298.549532]  mems_allowed=0
[  298.571084]  ? lapic_next_event+0x5a/0x90
[  298.575253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.580813]  ? kvm_clock_read+0x18/0x30
[  298.584792]  ? kvm_sched_clock_read+0x9/0x20
[  298.589209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.594762]  ? check_preemption_disabled+0x48/0x280
[  298.599795]  irq_exit+0x17f/0x1c0
[  298.603254]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.608097]  ? smp_reschedule_interrupt+0x109/0x650
[  298.613121]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.619046]  ? interrupt_entry+0xb5/0xc0
[  298.623153]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.628171]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.633193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.638053]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.643080]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.648102]  ? task_prio+0x50/0x50
[  298.651650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.657194]  ? check_preemption_disabled+0x48/0x280
[  298.662219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.667080]  apic_timer_interrupt+0xf/0x20
[  298.671312]  </IRQ>
[  298.673555] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  298.679444] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  298.698348] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  298.706068] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  298.713341] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  298.720607] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  298.727871] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  298.735140] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  298.742456]  ? save_stack+0xa9/0xd0
[  298.746097]  __kmalloc_node_track_caller+0x33/0x70
[  298.751040]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  298.755814]  pskb_expand_head+0x230/0x10f0
[  298.760075]  ? memcpy+0x45/0x50
[  298.763359]  ? __copy_skb_header+0x350/0x6b0
[  298.767771]  ? skb_release_data+0x880/0x880
[  298.772096]  ? __alloc_skb+0x770/0x770
[  298.775994]  ? __lock_is_held+0xb5/0x140
[  298.780077]  ? kasan_check_write+0x14/0x20
[  298.784315]  ? __skb_clone+0x6c7/0xa00
[  298.788211]  ? __copy_skb_header+0x6b0/0x6b0
[  298.792629]  ? kmem_cache_alloc+0x33a/0x730
[  298.796960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.802521]  skb_ensure_writable+0x3dd/0x640
[  298.806949]  ? skb_checksum_setup+0xaa0/0xaa0
[  298.811456]  ? check_preemption_disabled+0x48/0x280
[  298.816478]  ? __this_cpu_preempt_check+0x1c/0x20
[  298.821327]  ? __bpf_redirect+0x54b/0xb20
[  298.825485]  bpf_clone_redirect+0x14a/0x490
[  298.829819]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  298.834847]  ? __sched_text_start+0x8/0x8
[  298.839013]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.843803]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  298.848398]  ? retint_kernel+0x2d/0x2d
[  298.852298]  ? find_held_lock+0x36/0x1c0
[  298.856374]  ? lock_acquire+0x1ed/0x520
[  298.860350]  ? bpf_test_run+0x3cb/0x780
[  298.864337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.869874]  ? check_preemption_disabled+0x48/0x280
[  298.874901]  ? kasan_check_read+0x11/0x20
[  298.879067]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.884353]  ? rcu_softirq_qs+0x20/0x20
[  298.888330]  ? preempt_schedule+0x4d/0x60
[  298.892504]  ? ___preempt_schedule+0x16/0x18
[  298.896935]  ? bpf_test_run+0x25d/0x780
[  298.900921]  ? netlink_diag_dump+0x2a0/0x2a0
[  298.905334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.910896]  ? bpf_test_init.isra.10+0x70/0x100
[  298.915573]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  298.920339]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  298.925188]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  298.930750]  ? fput+0x130/0x1a0
[  298.934039]  ? __bpf_prog_get+0x9b/0x290
[  298.938110]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  298.942950]  ? bpf_prog_test_run+0x130/0x1a0
[  298.947376]  ? __x64_sys_bpf+0x3d8/0x520
[  298.951439]  ? bpf_prog_get+0x20/0x20
[  298.955261]  ? do_syscall_64+0x1b9/0x820
[  298.959323]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  298.964689]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.969629]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.974658]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.979677]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  298.986346]  ? __switch_to_asm+0x40/0x70
[  298.990412]  ? __switch_to_asm+0x34/0x70
[  298.994478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.999341]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.004722] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  299.004808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.011396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.011405] Call Trace:
[  299.018006] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.027258]  <IRQ>
[  299.029834] syz-executor5 cpuset=
[  299.040319]  dump_stack+0x244/0x39d
[  299.042447] syz5
[  299.045909]  ? dump_stack_print_info.cold.1+0x20/0x20
[  299.049523]  mems_allowed=0
[  299.051498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.065125]  warn_alloc.cold.117+0xb7/0x1bd
[  299.069449]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.074312]  ? lock_downgrade+0x900/0x900
[  299.078473]  ? trace_hardirqs_off+0xb8/0x310
[  299.082887]  ? trace_hardirqs_off+0xb8/0x310
[  299.087319]  __alloc_pages_slowpath+0x2660/0x2d70
[  299.092195]  ? warn_alloc+0x120/0x120
[  299.096032]  ? warn_alloc+0x120/0x120
[  299.099836]  ? print_usage_bug+0xc0/0xc0
[  299.103910]  ? warn_alloc+0x120/0x120
[  299.107713]  ? print_usage_bug+0xc0/0xc0
[  299.111780]  ? __lock_acquire+0x62f/0x4c20
[  299.116017]  ? __lock_acquire+0x62f/0x4c20
[  299.120268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.125803]  ? should_fail+0x22d/0xd01
[  299.129692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.134971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.140078]  ? __lock_acquire+0x62f/0x4c20
[  299.144320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.149424]  ? __lock_acquire+0x62f/0x4c20
[  299.153656]  ? should_fail+0x22d/0xd01
[  299.157552]  ? rcu_irq_exit+0x1a2/0x390
[  299.161541]  ? mark_held_locks+0x130/0x130
[  299.165792]  ? mark_held_locks+0x130/0x130
[  299.170052]  ? mark_held_locks+0xc7/0x130
[  299.174212]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  299.179232]  ? zap_class+0x640/0x640
[  299.182946]  ? print_usage_bug+0xc0/0xc0
[  299.187018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.192574]  ? check_preemption_disabled+0x48/0x280
[  299.197597]  ? __lock_is_held+0xb5/0x140
[  299.201662]  __alloc_pages_nodemask+0xa80/0xde0
[  299.206332]  ? zap_class+0x640/0x640
[  299.210056]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  299.215096]  ? find_held_lock+0x36/0x1c0
[  299.219172]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.223844]  ? lock_downgrade+0x900/0x900
[  299.227998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.233552]  cache_grow_begin+0xa5/0x8c0
[  299.237617]  ? do_raw_spin_unlock+0xa7/0x330
[  299.242053]  fallback_alloc+0x204/0x2e0
[  299.246047]  ____cache_alloc_node+0x1c7/0x1e0
[  299.250556]  kmem_cache_alloc_node+0xe3/0x730
[  299.255089]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.259347]  __alloc_skb+0x119/0x770
[  299.263108]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.268390]  ? netdev_alloc_frag+0x1f0/0x1f0
[  299.272823]  ? lock_downgrade+0x900/0x900
[  299.276980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.282525]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.288003]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.293462]  ? addrconf_rs_timer+0x690/0x690
[  299.297884]  ndisc_alloc_skb+0x144/0x340
[  299.301961]  ndisc_send_rs+0x331/0x6e0
[  299.305867]  addrconf_rs_timer+0x314/0x690
[  299.310109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.314361]  call_timer_fn+0x272/0x920
[  299.318251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.322493]  ? process_timeout+0x40/0x40
[  299.326572]  ? mark_held_locks+0xc7/0x130
[  299.330728]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.335239]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.339736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.343984]  ? lockdep_hardirqs_on+0x296/0x5b0
[  299.348576]  ? trace_hardirqs_on+0xbd/0x310
[  299.352903]  ? kasan_check_read+0x11/0x20
[  299.357060]  ? __run_timers+0x7da/0xc70
[  299.361055]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.366174]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.370422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.374677]  __run_timers+0x7e5/0xc70
[  299.378491]  ? timer_fixup_init+0x70/0x70
[  299.382659]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.387680]  ? zap_class+0x640/0x640
[  299.391405]  ? print_usage_bug+0xc0/0xc0
[  299.395472]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.400688]  ? find_held_lock+0x36/0x1c0
[  299.404759]  ? zap_class+0x640/0x640
[  299.408481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.414038]  ? check_preemption_disabled+0x48/0x280
[  299.419091]  ? __lock_is_held+0xb5/0x140
[  299.423157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.428696]  ? check_preemption_disabled+0x48/0x280
[  299.433731]  run_timer_softirq+0x52/0xb0
[  299.437807]  ? rcu_read_lock_sched_held+0x14f/0x180
[  299.442839]  __do_softirq+0x308/0xb7e
[  299.446656]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  299.451156]  ? lock_downgrade+0x900/0x900
[  299.455581]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  299.460721]  ? pvclock_read_flags+0x160/0x160
[  299.465228]  ? lapic_next_event+0x5a/0x90
[  299.469379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.474924]  ? kvm_clock_read+0x18/0x30
[  299.478919]  ? kvm_sched_clock_read+0x9/0x20
[  299.483335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.488873]  ? check_preemption_disabled+0x48/0x280
[  299.493905]  irq_exit+0x17f/0x1c0
[  299.497372]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.502231]  ? smp_reschedule_interrupt+0x109/0x650
[  299.507256]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.513147]  ? interrupt_entry+0xb5/0xc0
[  299.517220]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.522238]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.527263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.532114]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.537143]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.542167]  ? task_prio+0x50/0x50
[  299.545709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.551250]  ? check_preemption_disabled+0x48/0x280
[  299.556274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.561616]  apic_timer_interrupt+0xf/0x20
[  299.565850]  </IRQ>
[  299.568093] RIP: 0010:console_unlock+0xffa/0x1160
[  299.572942] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  299.591854] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  299.599590] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  299.606855] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  299.614134] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  299.621438] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  299.628716] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  299.636002]  ? netconsole_netdev_event+0x280/0x280
[  299.640951]  ? console_unlock+0xff1/0x1160
[  299.645209]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  299.649887]  ? lock_release+0xa00/0xa00
[  299.653865]  ? interrupt_entry+0xc0/0xc0
[  299.657945]  vprintk_emit+0x33d/0x930
[  299.661750]  ? wake_up_klogd+0x180/0x180
[  299.665813]  ? attach_entity_load_avg+0x810/0x860
[  299.670659]  ? __lock_acquire+0x600/0x4c20
[  299.674895]  ? mark_held_locks+0x130/0x130
[  299.679134]  ? print_usage_bug+0xc0/0xc0
[  299.683205]  ? find_held_lock+0x36/0x1c0
[  299.687277]  ? mark_held_locks+0xc7/0x130
[  299.691431]  vprintk_default+0x28/0x30
[  299.695320]  vprintk_func+0x7e/0x181
[  299.699047]  printk+0xa7/0xcf
[  299.702157]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  299.706948]  show_free_areas.cold.118+0x1f34/0x215d
[  299.711985]  ? si_meminfo_node+0x260/0x260
[  299.716237]  ? __lock_acquire+0x62f/0x4c20
[  299.720473]  ? __lock_acquire+0x62f/0x4c20
[  299.724718]  ? __lock_is_held+0xb5/0x140
[  299.728797]  ? mark_held_locks+0x130/0x130
[  299.733042]  ? zap_class+0x640/0x640
[  299.736775]  ? put_dec+0x3b/0xf0
[  299.740160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.745705]  ? find_held_lock+0x36/0x1c0
[  299.749777]  ? serial8250_console_write+0x8b3/0xb10
[  299.754797]  ? lock_downgrade+0x900/0x900
[  299.758945]  ? zap_class+0x640/0x640
[  299.762666]  ? zap_class+0x640/0x640
[  299.766404]  ? print_usage_bug+0xc0/0xc0
[  299.770464]  ? do_raw_spin_unlock+0xa7/0x330
[  299.774879]  ? trace_hardirqs_on+0x310/0x310
[  299.779289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.784839]  ? find_held_lock+0x36/0x1c0
[  299.788933]  ? mark_held_locks+0xc7/0x130
[  299.793089]  ? console_unlock+0xfcd/0x1160
[  299.797341]  ? netconsole_netdev_event+0x280/0x280
[  299.802274]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  299.806863]  ? trace_hardirqs_on+0xbd/0x310
[  299.811186]  ? vprintk_emit+0x33d/0x930
[  299.815166]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.820274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.825818]  ? netconsole_netdev_event+0x280/0x280
[  299.830754]  ? console_unlock+0x8d8/0x1160
[  299.835040]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  299.839731]  ? vprintk_emit+0x7f7/0x930
[  299.843712]  ? lock_release+0xa00/0xa00
[  299.847692]  ? preempt_count_add+0xbc/0x1b0
[  299.852016]  ? wake_up_klogd+0x11a/0x180
[  299.856091]  ? console_device+0xc0/0xc0
[  299.860070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.865618]  ? vprintk_emit+0x268/0x930
[  299.869597]  ? wake_up_klogd+0x180/0x180
[  299.873657]  ? trace_hardirqs_on_caller+0xc0/0x310
[  299.878596]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.883354]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.888839]  ? retint_kernel+0x1b/0x2d
[  299.892745]  ? trace_hardirqs_on+0x310/0x310
[  299.897178]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.901986]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  299.906758]  ? show_mem+0x1e/0x17b
[  299.910314]  show_mem+0x34/0x17b
[  299.913693]  dump_header+0x2f1/0xf72
[  299.917414]  ? mark_held_locks+0x130/0x130
[  299.921661]  ? pagefault_out_of_memory+0x197/0x197
[  299.926596]  ? __lock_acquire+0x62f/0x4c20
[  299.930825]  ? zap_class+0x640/0x640
[  299.934542]  ? percpu_ref_get_many+0x240/0x240
[  299.939134]  ? print_usage_bug+0xc0/0xc0
[  299.943195]  ? print_usage_bug+0xc0/0xc0
[  299.947268]  ? zap_class+0x640/0x640
[  299.950988]  ? print_usage_bug+0xc0/0xc0
[  299.955060]  ? print_usage_bug+0xc0/0xc0
[  299.959132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.964670]  ? find_held_lock+0x36/0x1c0
[  299.968736]  ? mark_held_locks+0xc7/0x130
[  299.972882]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  299.977989]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  299.983103]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  299.987689]  ? trace_hardirqs_on+0xbd/0x310
[  299.992017]  ? kasan_check_read+0x11/0x20
[  299.996174]  ? ___ratelimit+0x3b4/0x672
[  300.000152]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.005264]  ? trace_hardirqs_on+0x310/0x310
[  300.009682]  ? lock_downgrade+0x900/0x900
[  300.013836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.018979]  ? ___ratelimit+0x3b9/0x672
[  300.022959]  ? idr_get_free+0xec0/0xec0
[  300.026947]  ? kasan_check_read+0x11/0x20
[  300.031099]  ? do_raw_spin_unlock+0xa7/0x330
[  300.035521]  oom_kill_process.cold.27+0x10/0x903
[  300.040280]  ? zap_class+0x640/0x640
[  300.043993]  ? _raw_spin_unlock+0x2c/0x50
[  300.048149]  ? oom_badness+0xe6/0xaa0
[  300.051954]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.056883]  ? kasan_check_read+0x11/0x20
[  300.061056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.066340]  ? oom_evaluate_task+0x540/0x540
[  300.070753]  ? find_held_lock+0x36/0x1c0
[  300.074823]  ? out_of_memory+0x974/0x1430
[  300.078978]  ? lock_downgrade+0x900/0x900
[  300.083127]  ? check_preemption_disabled+0x48/0x280
[  300.088157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.093093]  ? kasan_check_read+0x11/0x20
[  300.097259]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.102538]  ? rcu_softirq_qs+0x20/0x20
[  300.106524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.112067]  ? oom_evaluate_task+0x302/0x540
[  300.116481]  out_of_memory+0xa84/0x1430
[  300.120469]  ? oom_killer_disable+0x3a0/0x3a0
[  300.124970]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  300.129904]  ? __mutex_add_waiter+0x2a0/0x2a0
[  300.134424]  __alloc_pages_slowpath+0x22d4/0x2d70
[  300.139335]  ? warn_alloc+0x120/0x120
[  300.143143]  ? rcu_softirq_qs+0x20/0x20
[  300.147166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.152703]  ? should_fail+0x22d/0xd01
[  300.156595]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.161702]  ? zap_class+0x640/0x640
[  300.165442]  ? __lock_is_held+0xb5/0x140
[  300.169517]  ? mark_held_locks+0x130/0x130
[  300.173774]  ? lock_release+0xa00/0xa00
[  300.177752]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.183216]  ? __might_sleep+0x95/0x190
[  300.187212]  __alloc_pages_nodemask+0xa80/0xde0
[  300.191891]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  300.196911]  ? __page_cache_alloc+0x191/0x5c0
[  300.201408]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.206341]  ? kasan_check_read+0x11/0x20
[  300.210493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.215772]  ? zap_class+0x640/0x640
[  300.219492]  ? zap_class+0x640/0x640
[  300.223208]  ? zap_class+0x640/0x640
[  300.226940]  ? __do_page_cache_readahead+0x7ce/0x980
[  300.232088]  ? find_held_lock+0x36/0x1c0
[  300.236159]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.241702]  alloc_pages_current+0x173/0x350
[  300.246118]  __page_cache_alloc+0x38c/0x5c0
[  300.250445]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.255417]  ? kasan_check_read+0x11/0x20
[  300.259572]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.264859]  ? generic_perform_write+0x6a0/0x6a0
[  300.269633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.275198]  ? check_preemption_disabled+0x48/0x280
[  300.280226]  filemap_fault+0x1594/0x25f0
[  300.284325]  ? __lock_page_or_retry+0xa00/0xa00
[  300.289001]  ? mark_held_locks+0x130/0x130
[  300.293265]  ? rcu_softirq_qs+0x20/0x20
[  300.297255]  ? filemap_map_pages+0xe04/0x1990
[  300.301773]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  300.306711]  ? futex_wait_setup+0x15c/0x3e0
[  300.311044]  ? zap_class+0x640/0x640
[  300.314770]  ? lock_acquire+0x1ed/0x520
[  300.318748]  ? alloc_set_pte+0x1447/0x1f40
[  300.323001]  ? lock_acquire+0x1ed/0x520
[  300.326999]  ? ext4_filemap_fault+0x7a/0xad
[  300.331366]  ? lock_release+0xa00/0xa00
[  300.335344]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.340794]  ? print_usage_bug+0xc0/0xc0
[  300.344858]  ? print_usage_bug+0xc0/0xc0
[  300.348934]  ? down_read+0x8d/0x120
[  300.352584]  ? ext4_filemap_fault+0x7a/0xad
[  300.356907]  ? __down_interruptible+0x700/0x700
[  300.361593]  ext4_filemap_fault+0x82/0xad
[  300.365743]  __do_fault+0x100/0x6b0
[  300.369370]  ? unlock_page+0x2c2/0x4c0
[  300.373283]  ? pmd_devmap_trans_unstable+0x220/0x220
[  300.378392]  ? mark_held_locks+0x130/0x130
[  300.382635]  ? mark_held_locks+0x130/0x130
[  300.386859]  ? do_raw_spin_trylock+0x270/0x270
[  300.391461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.397031]  __handle_mm_fault+0x307c/0x5920
[  300.401454]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  300.406308]  ? kasan_check_read+0x11/0x20
[  300.410457]  ? _copy_to_user+0xc8/0x110
[  300.414439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.419989]  ? zap_class+0x640/0x640
[  300.423712]  ? zap_class+0x640/0x640
[  300.427432]  ? find_held_lock+0x36/0x1c0
[  300.431524]  ? handle_mm_fault+0x42a/0xc70
[  300.435766]  ? lock_downgrade+0x900/0x900
[  300.439912]  ? check_preemption_disabled+0x48/0x280
[  300.444942]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.449874]  ? kasan_check_read+0x11/0x20
[  300.454035]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.459341]  ? rcu_softirq_qs+0x20/0x20
[  300.463319]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.468432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.473972]  ? check_preemption_disabled+0x48/0x280
[  300.478998]  handle_mm_fault+0x54f/0xc70
[  300.483076]  ? __handle_mm_fault+0x5920/0x5920
[  300.487675]  ? find_vma+0x34/0x190
[  300.491227]  __do_page_fault+0x5e8/0xe60
[  300.495291]  ? trace_hardirqs_off+0xb8/0x310
[  300.499703]  ? __ia32_sys_read+0xb0/0xb0
[  300.503772]  do_page_fault+0xf2/0x7e0
[  300.507597]  ? vmalloc_sync_all+0x30/0x30
[  300.511762]  ? error_entry+0x70/0xd0
[  300.515486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.520501]  ? trace_hardirqs_on_caller+0xc0/0x310
[  300.525470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.530413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.535257]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.540297]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.545949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.551505]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.556559]  ? page_fault+0x8/0x30
[  300.560105]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.565483]  ? page_fault+0x8/0x30
[  300.569034]  page_fault+0x1e/0x30
[  300.572490] RIP: 0033:0x4727a0
[  300.575699] Code: Bad RIP value.
[  300.579062] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  300.584445] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  300.591715] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  300.598984] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  300.606320] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  300.613614] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  300.620910] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  300.620916] warn_alloc_show_mem: 1 callbacks suppressed
[  300.620924] Mem-Info:
[  300.627877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.633249] active_anon:48509 inactive_anon:132 isolated_anon:0
[  300.633249]  active_file:12 inactive_file:13 isolated_file:0
[  300.633249]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.633249]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  300.633249]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  300.633249]  free:13771 free_pcp:124 free_cma:0
[  300.635627] Call Trace:
[  300.645095] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  300.677936]  <IRQ>
[  300.680529] Node 0 
[  300.707940]  dump_stack+0x244/0x39d
[  300.710093] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.712310]  ? dump_stack_print_info.cold.1+0x20/0x20
[  300.715915] lowmem_reserve[]:
[  300.741439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.746602]  0 2818
[  300.749722]  warn_alloc.cold.117+0xb7/0x1bd
[  300.755232]  6321
[  300.757469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.761763]  6321
[  300.763844]  ? lock_downgrade+0x900/0x900
[  300.768662] Node 0 
[  300.770730]  ? trace_hardirqs_off+0xb8/0x310
[  300.774877] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  300.777094]  ? trace_hardirqs_off+0xb8/0x310
[  300.781483] lowmem_reserve[]: 0
[  300.808517]  __alloc_pages_slowpath+0x2660/0x2d70
[  300.812920]  0 3503
[  300.816266]  ? warn_alloc+0x120/0x120
[  300.821069]  3503
[  300.823326]  ? warn_alloc+0x120/0x120
[  300.827106] Node 0 
[  300.829167]  ? print_usage_bug+0xc0/0xc0
[  300.832975] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  300.835188]  ? warn_alloc+0x120/0x120
[  300.839223] lowmem_reserve[]: 0
[  300.867339]  ? print_usage_bug+0xc0/0xc0
[  300.871116]  0 0
[  300.874403]  ? __lock_acquire+0x62f/0x4c20
[  300.878459]  0
[  300.880459]  ? __lock_acquire+0x62f/0x4c20
[  300.884673] Node 0 
[  300.886475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.890681] DMA: 1*4kB 
[  300.892944]  ? should_fail+0x22d/0xd01
[  300.898469] (U) 
[  300.901077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.904947] 0*8kB 0*16kB 
[  300.906942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.912192] 1*32kB (U) 
[  300.914957]  ? __lock_acquire+0x62f/0x4c20
[  300.920037] 2*64kB (U) 
[  300.922641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.926850] 1*128kB (U) 
[  300.929439]  ? __lock_acquire+0x62f/0x4c20
[  300.934540] 1*256kB (U) 
[  300.937218]  ? should_fail+0x22d/0xd01
[  300.941429] 0*512kB 1*1024kB 
[  300.944124]  ? rcu_irq_exit+0x1a2/0x390
[  300.947992] (U) 1*2048kB 
[  300.951116]  ? mark_held_locks+0x130/0x130
[  300.955075] (M) 
[  300.957828]  ? mark_held_locks+0x130/0x130
[  300.962046] 3*4096kB 
[  300.964036]  ? mark_held_locks+0xc7/0x130
[  300.968250] (M) 
[  300.970661]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  300.974786] = 15908kB
[  300.976768]  ? zap_class+0x640/0x640
[  300.981762] Node 0 
[  300.984174]  ? print_usage_bug+0xc0/0xc0
[  300.987883] DMA32: 
[  300.990116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.994161] 4*4kB 
[  300.996397]  ? check_preemption_disabled+0x48/0x280
[  301.001923] (M) 
[  301.004082]  ? __lock_is_held+0xb5/0x140
[  301.009074] 0*8kB 
[  301.011061]  __alloc_pages_nodemask+0xa80/0xde0
[  301.015107] 2*16kB 
[  301.017439]  ? zap_class+0x640/0x640
[  301.022095] (M) 
[  301.024332]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  301.028036] 2*32kB 
[  301.030067]  ? find_held_lock+0x36/0x1c0
[  301.035060] (UM) 
[  301.037300]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.041335] 4*64kB 
[  301.043402]  ? lock_downgrade+0x900/0x900
[  301.048060] (UM) 
[  301.050296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.054420] 4*128kB 
[  301.056477]  cache_grow_begin+0xa5/0x8c0
[  301.061999] (M) 
[  301.064363]  ? do_raw_spin_unlock+0xa7/0x330
[  301.068416] 3*256kB 
[  301.070392]  fallback_alloc+0x204/0x2e0
[  301.074778] (M) 
[  301.077105]  ____cache_alloc_node+0x1c7/0x1e0
[  301.081061] 4*512kB 
[  301.083040]  kmem_cache_alloc_node+0xe3/0x730
[  301.087531] (UM) 
[  301.089851]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.094320] 3*1024kB 
[  301.096392]  __alloc_skb+0x119/0x770
[  301.100595] (UM) 
[  301.103002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.106687] 3*2048kB 
[  301.108744]  ? netdev_alloc_frag+0x1f0/0x1f0
[  301.113997] (UM) 
[  301.116427]  ? lock_downgrade+0x900/0x900
[  301.120815] 3*4096kB 
[  301.122876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.127000] (M) 
[  301.129423]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.134934] = 25200kB
[  301.136923]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.142354] Node 0 
[  301.144767]  ? addrconf_rs_timer+0x690/0x690
[  301.150202] Normal: 786*4kB 
[  301.152454]  ndisc_alloc_skb+0x144/0x340
[  301.156835] (MEH) 
[  301.159851]  ndisc_send_rs+0x331/0x6e0
[  301.163888] 440*8kB 
[  301.166040]  addrconf_rs_timer+0x314/0x690
[  301.169908] (UMEH) 
[  301.172235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.176441] 141*16kB (MEH) 
[  301.178693]  call_timer_fn+0x272/0x920
[  301.182897] 54*32kB 
[  301.185827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.189702] (MEH) 
[  301.192037]  ? process_timeout+0x40/0x40
[  301.196267] 14*64kB 
[  301.198420]  ? __run_timers+0x7da/0xc70
[  301.202454] (UME) 
[  301.204783]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.208734] 1*128kB 
[  301.210914]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.215387] (H) 
[  301.217707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.222179] 1*256kB 
[  301.224158]  ? lockdep_hardirqs_on+0x296/0x5b0
[  301.228367] (H) 
[  301.230724]  ? trace_hardirqs_on+0xbd/0x310
[  301.235291] 2*512kB (H) 
[  301.237286]  ? kasan_check_read+0x11/0x20
[  301.241581] 1*1024kB 
[  301.244262]  ? __run_timers+0x7da/0xc70
[  301.248400] (U) 
[  301.250813]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.254766] 0*2048kB 
[  301.256738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.261830] 0*4096kB 
[  301.264236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.268455] = 13976kB
[  301.270861]  __run_timers+0x7e5/0xc70
[  301.275079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  301.277489]  ? timer_fixup_init+0x70/0x70
[  301.281261] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  301.281271] 163 total pagecache pages
[  301.290113]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.294250] 0 pages in swap cache
[  301.302836]  ? zap_class+0x640/0x640
[  301.306646] Swap cache stats: add 0, delete 0, find 0/0
[  301.311663]  ? enqueue_hrtimer+0x1a5/0x560
[  301.315112] Free swap  = 0kB
[  301.318833]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.324187] Total swap = 0kB
[  301.328420]  ? find_held_lock+0x36/0x1c0
[  301.331427] 1965979 pages RAM
[  301.336613]  ? zap_class+0x640/0x640
[  301.339614] 0 pages HighMem/MovableOnly
[  301.343672]  ? pvclock_read_flags+0x160/0x160
[  301.346749] 342867 pages reserved
[  301.346758] 0 pages cma reserved
[  301.350470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.354495] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.358912]  ? check_preemption_disabled+0x48/0x280
[  301.362417] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.365723]  ? __lock_is_held+0xb5/0x140
[  301.371234] syz-fuzzer cpuset=
[  301.377724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.382722] /
[  301.392949]  ? check_preemption_disabled+0x48/0x280
[  301.396993]  mems_allowed=0
[  301.400186]  run_timer_softirq+0x52/0xb0
[  301.419378]  ? rcu_read_lock_sched_held+0x14f/0x180
[  301.424399]  __do_softirq+0x308/0xb7e
[  301.428213]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  301.432713]  ? lock_downgrade+0x900/0x900
[  301.436866]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  301.441983]  ? pvclock_read_flags+0x160/0x160
[  301.446483]  ? lapic_next_event+0x5a/0x90
[  301.450664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.456697]  ? kvm_clock_read+0x18/0x30
[  301.460677]  ? kvm_sched_clock_read+0x9/0x20
[  301.465116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.470659]  ? check_preemption_disabled+0x48/0x280
[  301.475690]  irq_exit+0x17f/0x1c0
[  301.479146]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.483987]  ? smp_reschedule_interrupt+0x109/0x650
[  301.489014]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.494941]  ? interrupt_entry+0xb5/0xc0
[  301.499008]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.504054]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.509098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.513957]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.518983]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.524038]  ? task_prio+0x50/0x50
[  301.527605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.533148]  ? check_preemption_disabled+0x48/0x280
[  301.538191]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.543062]  apic_timer_interrupt+0xf/0x20
[  301.547293]  </IRQ>
[  301.549545] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  301.555437] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  301.574474] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  301.582204] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  301.589478] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  301.596746] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  301.604014] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  301.611304] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  301.618630]  ? save_stack+0xa9/0xd0
[  301.622266]  __kmalloc_node_track_caller+0x33/0x70
[  301.627224]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  301.632100]  pskb_expand_head+0x230/0x10f0
[  301.636347]  ? memcpy+0x45/0x50
[  301.639638]  ? __copy_skb_header+0x350/0x6b0
[  301.644065]  ? skb_release_data+0x880/0x880
[  301.648400]  ? __alloc_skb+0x770/0x770
[  301.652298]  ? __lock_is_held+0xb5/0x140
[  301.656370]  ? kasan_check_write+0x14/0x20
[  301.660615]  ? __skb_clone+0x6c7/0xa00
[  301.664516]  ? __copy_skb_header+0x6b0/0x6b0
[  301.668924]  ? kmem_cache_alloc+0x33a/0x730
[  301.673255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.678802]  skb_ensure_writable+0x3dd/0x640
[  301.683217]  ? skb_checksum_setup+0xaa0/0xaa0
[  301.687713]  ? check_preemption_disabled+0x48/0x280
[  301.692758]  ? __this_cpu_preempt_check+0x1c/0x20
[  301.697601]  ? __bpf_redirect+0x54b/0xb20
[  301.701762]  bpf_clone_redirect+0x14a/0x490
[  301.706094]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  301.711117]  ? __sched_text_start+0x8/0x8
[  301.715274]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.720045]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  301.724638]  ? retint_kernel+0x2d/0x2d
[  301.728531]  ? find_held_lock+0x36/0x1c0
[  301.732604]  ? lock_acquire+0x1ed/0x520
[  301.736578]  ? bpf_test_run+0x3cb/0x780
[  301.740555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.746097]  ? check_preemption_disabled+0x48/0x280
[  301.751390]  ? kasan_check_read+0x11/0x20
[  301.755544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.760822]  ? rcu_softirq_qs+0x20/0x20
[  301.764800]  ? preempt_schedule+0x4d/0x60
[  301.768961]  ? ___preempt_schedule+0x16/0x18
[  301.773378]  ? bpf_test_run+0x25d/0x780
[  301.777376]  ? netlink_diag_dump+0x2a0/0x2a0
[  301.781786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.787326]  ? bpf_test_init.isra.10+0x70/0x100
[  301.792007]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  301.796788]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  301.801647]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.807197]  ? fput+0x130/0x1a0
[  301.810494]  ? __bpf_prog_get+0x9b/0x290
[  301.814565]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  301.819434]  ? bpf_prog_test_run+0x130/0x1a0
[  301.823849]  ? __x64_sys_bpf+0x3d8/0x520
[  301.827907]  ? bpf_prog_get+0x20/0x20
[  301.831731]  ? do_syscall_64+0x1b9/0x820
[  301.835793]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.841158]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.846093]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.851115]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.856139]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  301.862814]  ? __switch_to_asm+0x40/0x70
[  301.866916]  ? __switch_to_asm+0x34/0x70
[  301.870987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.875844]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.881230] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  301.881339] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.887907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.887913] Call Trace:
[  301.887921]  <IRQ>
[  301.887938]  dump_stack+0x244/0x39d
[  301.887958]  ? dump_stack_print_info.cold.1+0x20/0x20
[  301.894550] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.903799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.906369] syz-executor5 cpuset=
[  301.908525]  warn_alloc.cold.117+0xb7/0x1bd
[  301.912123] syz5
[  301.917317]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.927822]  mems_allowed=0
[  301.933356]  ? lock_downgrade+0x900/0x900
[  301.954957]  ? trace_hardirqs_off+0xb8/0x310
[  301.959371]  ? trace_hardirqs_off+0xb8/0x310
[  301.963791]  __alloc_pages_slowpath+0x2660/0x2d70
[  301.968665]  ? warn_alloc+0x120/0x120
[  301.972488]  ? warn_alloc+0x120/0x120
[  301.976294]  ? print_usage_bug+0xc0/0xc0
[  301.980366]  ? warn_alloc+0x120/0x120
[  301.984194]  ? print_usage_bug+0xc0/0xc0
[  301.988258]  ? __lock_acquire+0x62f/0x4c20
[  301.992507]  ? __lock_acquire+0x62f/0x4c20
[  301.996763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.002323]  ? should_fail+0x22d/0xd01
[  302.006235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.011362]  ? __lock_acquire+0x62f/0x4c20
[  302.015599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.020705]  ? __lock_acquire+0x62f/0x4c20
[  302.024936]  ? should_fail+0x22d/0xd01
[  302.028824]  ? find_held_lock+0x36/0x1c0
[  302.032893]  ? mark_held_locks+0x130/0x130
[  302.037134]  ? mark_held_locks+0x130/0x130
[  302.041383]  ? zap_class+0x640/0x640
[  302.045110]  ? zap_class+0x640/0x640
[  302.048859]  ? print_usage_bug+0xc0/0xc0
[  302.052916]  ? do_raw_spin_unlock+0xa7/0x330
[  302.057327]  ? zap_class+0x640/0x640
[  302.061049]  ? print_usage_bug+0xc0/0xc0
[  302.065117]  ? wq_watchdog_touch+0x9c/0xfe
[  302.069367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.074908]  ? check_preemption_disabled+0x48/0x280
[  302.079936]  ? __lock_is_held+0xb5/0x140
[  302.084006]  __alloc_pages_nodemask+0xa80/0xde0
[  302.088683]  ? zap_class+0x640/0x640
[  302.092410]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  302.097446]  ? find_held_lock+0x36/0x1c0
[  302.101521]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.106195]  ? lock_downgrade+0x900/0x900
[  302.110355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.115896]  cache_grow_begin+0xa5/0x8c0
[  302.119954]  ? do_raw_spin_unlock+0xa7/0x330
[  302.124371]  fallback_alloc+0x204/0x2e0
[  302.128366]  ____cache_alloc_node+0x1c7/0x1e0
[  302.132866]  kmem_cache_alloc_node+0xe3/0x730
[  302.137363]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.141614]  __alloc_skb+0x119/0x770
[  302.145330]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.150611]  ? netdev_alloc_frag+0x1f0/0x1f0
[  302.155028]  ? lock_downgrade+0x900/0x900
[  302.159191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.164730]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.170185]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.175636]  ? addrconf_rs_timer+0x690/0x690
[  302.180065]  ndisc_alloc_skb+0x144/0x340
[  302.184136]  ndisc_send_rs+0x331/0x6e0
[  302.188039]  addrconf_rs_timer+0x314/0x690
[  302.192287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.196539]  call_timer_fn+0x272/0x920
[  302.200437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.204681]  ? process_timeout+0x40/0x40
[  302.208754]  ? mark_held_locks+0xc7/0x130
[  302.212935]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.217434]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.221933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.226186]  ? lockdep_hardirqs_on+0x296/0x5b0
[  302.230772]  ? trace_hardirqs_on+0xbd/0x310
[  302.235099]  ? kasan_check_read+0x11/0x20
[  302.239249]  ? __run_timers+0x7da/0xc70
[  302.243231]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.248345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.252592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.256825]  __run_timers+0x7e5/0xc70
[  302.260657]  ? timer_fixup_init+0x70/0x70
[  302.264809]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.269865]  ? zap_class+0x640/0x640
[  302.273620]  ? print_usage_bug+0xc0/0xc0
[  302.277683]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.282884]  ? find_held_lock+0x36/0x1c0
[  302.286961]  ? zap_class+0x640/0x640
[  302.290684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.296230]  ? check_preemption_disabled+0x48/0x280
[  302.301259]  ? __lock_is_held+0xb5/0x140
[  302.305325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.310865]  ? check_preemption_disabled+0x48/0x280
[  302.315915]  run_timer_softirq+0x52/0xb0
[  302.319976]  ? rcu_read_lock_sched_held+0x14f/0x180
[  302.325006]  __do_softirq+0x308/0xb7e
[  302.328820]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  302.333318]  ? lock_downgrade+0x900/0x900
[  302.337471]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  302.342597]  ? pvclock_read_flags+0x160/0x160
[  302.347098]  ? lapic_next_event+0x5a/0x90
[  302.351251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.356798]  ? kvm_clock_read+0x18/0x30
[  302.360772]  ? kvm_sched_clock_read+0x9/0x20
[  302.365184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.370726]  ? check_preemption_disabled+0x48/0x280
[  302.375765]  irq_exit+0x17f/0x1c0
[  302.379262]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.384109]  ? smp_reschedule_interrupt+0x109/0x650
[  302.389127]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.395016]  ? interrupt_entry+0xb5/0xc0
[  302.399094]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.404112]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.409131]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.413999]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.419033]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.424063]  ? task_prio+0x50/0x50
[  302.427607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.433145]  ? check_preemption_disabled+0x48/0x280
[  302.438173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.443035]  apic_timer_interrupt+0xf/0x20
[  302.447294]  </IRQ>
[  302.449537] RIP: 0010:console_unlock+0xffa/0x1160
[  302.454393] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  302.473302] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  302.481031] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  302.488303] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  302.495585] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  302.502861] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  302.510140] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  302.517428]  ? netconsole_netdev_event+0x280/0x280
[  302.522368]  ? console_unlock+0xff1/0x1160
[  302.526628]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  302.531304]  ? lock_release+0xa00/0xa00
[  302.535292]  ? interrupt_entry+0xc0/0xc0
[  302.539371]  vprintk_emit+0x33d/0x930
[  302.543181]  ? wake_up_klogd+0x180/0x180
[  302.547243]  ? attach_entity_load_avg+0x810/0x860
[  302.552085]  ? __lock_acquire+0x600/0x4c20
[  302.556320]  ? mark_held_locks+0x130/0x130
[  302.560569]  ? print_usage_bug+0xc0/0xc0
[  302.564818]  ? find_held_lock+0x36/0x1c0
[  302.568890]  ? mark_held_locks+0xc7/0x130
[  302.573077]  vprintk_default+0x28/0x30
[  302.576988]  vprintk_func+0x7e/0x181
[  302.580714]  printk+0xa7/0xcf
[  302.583824]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  302.588610]  show_free_areas.cold.118+0x1f34/0x215d
[  302.593647]  ? si_meminfo_node+0x260/0x260
[  302.597887]  ? __lock_acquire+0x62f/0x4c20
[  302.602124]  ? __lock_acquire+0x62f/0x4c20
[  302.606373]  ? __lock_is_held+0xb5/0x140
[  302.610449]  ? mark_held_locks+0x130/0x130
[  302.614692]  ? zap_class+0x640/0x640
[  302.618418]  ? put_dec+0x3b/0xf0
[  302.621787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.627345]  ? find_held_lock+0x36/0x1c0
[  302.631418]  ? serial8250_console_write+0x8b3/0xb10
[  302.636436]  ? lock_downgrade+0x900/0x900
[  302.640589]  ? zap_class+0x640/0x640
[  302.644317]  ? zap_class+0x640/0x640
[  302.648055]  ? print_usage_bug+0xc0/0xc0
[  302.652129]  ? do_raw_spin_unlock+0xa7/0x330
[  302.656542]  ? trace_hardirqs_on+0x310/0x310
[  302.660958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.666507]  ? find_held_lock+0x36/0x1c0
[  302.670583]  ? mark_held_locks+0xc7/0x130
[  302.674739]  ? console_unlock+0xfcd/0x1160
[  302.678977]  ? netconsole_netdev_event+0x280/0x280
[  302.683908]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  302.688491]  ? trace_hardirqs_on+0xbd/0x310
[  302.692816]  ? vprintk_emit+0x33d/0x930
[  302.696792]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.701903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.707447]  ? netconsole_netdev_event+0x280/0x280
[  302.712391]  ? console_unlock+0x8d8/0x1160
[  302.716658]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  302.721327]  ? vprintk_emit+0x7f7/0x930
[  302.725307]  ? lock_release+0xa00/0xa00
[  302.729288]  ? preempt_count_add+0xbc/0x1b0
[  302.733611]  ? wake_up_klogd+0x11a/0x180
[  302.737672]  ? console_device+0xc0/0xc0
[  302.741681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.747230]  ? vprintk_emit+0x268/0x930
[  302.751212]  ? wake_up_klogd+0x180/0x180
[  302.755276]  ? trace_hardirqs_on_caller+0xc0/0x310
[  302.760223]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.764993]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.770465]  ? retint_kernel+0x1b/0x2d
[  302.774355]  ? trace_hardirqs_on+0x310/0x310
[  302.778774]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.783572]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  302.788339]  ? show_mem+0x1e/0x17b
[  302.791908]  show_mem+0x34/0x17b
[  302.795328]  dump_header+0x2f1/0xf72
[  302.799065]  ? mark_held_locks+0x130/0x130
[  302.803300]  ? pagefault_out_of_memory+0x197/0x197
[  302.808249]  ? __lock_acquire+0x62f/0x4c20
[  302.812494]  ? zap_class+0x640/0x640
[  302.816214]  ? percpu_ref_get_many+0x240/0x240
[  302.820801]  ? print_usage_bug+0xc0/0xc0
[  302.824865]  ? print_usage_bug+0xc0/0xc0
[  302.828931]  ? zap_class+0x640/0x640
[  302.832647]  ? print_usage_bug+0xc0/0xc0
[  302.836709]  ? print_usage_bug+0xc0/0xc0
[  302.840776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.846333]  ? find_held_lock+0x36/0x1c0
[  302.850403]  ? mark_held_locks+0xc7/0x130
[  302.854562]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.859670]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.864773]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  302.869357]  ? trace_hardirqs_on+0xbd/0x310
[  302.873678]  ? kasan_check_read+0x11/0x20
[  302.877831]  ? ___ratelimit+0x3b4/0x672
[  302.881809]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.886913]  ? trace_hardirqs_on+0x310/0x310
[  302.891335]  ? lock_downgrade+0x900/0x900
[  302.895498]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  302.900603]  ? ___ratelimit+0x3b9/0x672
[  302.904598]  ? idr_get_free+0xec0/0xec0
[  302.908578]  ? kasan_check_read+0x11/0x20
[  302.912740]  ? do_raw_spin_unlock+0xa7/0x330
[  302.917163]  oom_kill_process.cold.27+0x10/0x903
[  302.921954]  ? zap_class+0x640/0x640
[  302.925684]  ? _raw_spin_unlock+0x2c/0x50
[  302.929832]  ? oom_badness+0xe6/0xaa0
[  302.933650]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  302.938581]  ? kasan_check_read+0x11/0x20
[  302.942738]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.948013]  ? oom_evaluate_task+0x540/0x540
[  302.952430]  ? find_held_lock+0x36/0x1c0
[  302.956499]  ? out_of_memory+0x974/0x1430
[  302.960649]  ? lock_downgrade+0x900/0x900
[  302.964800]  ? check_preemption_disabled+0x48/0x280
[  302.969827]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  302.974761]  ? kasan_check_read+0x11/0x20
[  302.978925]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.984210]  ? rcu_softirq_qs+0x20/0x20
[  302.988200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.993735]  ? oom_evaluate_task+0x302/0x540
[  302.998161]  out_of_memory+0xa84/0x1430
[  303.002156]  ? oom_killer_disable+0x3a0/0x3a0
[  303.006653]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  303.011591]  ? __mutex_add_waiter+0x2a0/0x2a0
[  303.016097]  __alloc_pages_slowpath+0x22d4/0x2d70
[  303.020980]  ? warn_alloc+0x120/0x120
[  303.024789]  ? rcu_softirq_qs+0x20/0x20
[  303.028806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.034341]  ? should_fail+0x22d/0xd01
[  303.038234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.043343]  ? zap_class+0x640/0x640
[  303.047083]  ? __lock_is_held+0xb5/0x140
[  303.051156]  ? mark_held_locks+0x130/0x130
[  303.055394]  ? lock_release+0xa00/0xa00
[  303.059372]  ? perf_trace_sched_process_exec+0x860/0x860
[  303.064831]  ? __might_sleep+0x95/0x190
[  303.068813]  __alloc_pages_nodemask+0xa80/0xde0
[  303.073497]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  303.078533]  ? __page_cache_alloc+0x191/0x5c0
[  303.083056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.087988]  ? kasan_check_read+0x11/0x20
[  303.092162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.097484]  ? zap_class+0x640/0x640
[  303.101212]  ? zap_class+0x640/0x640
[  303.104926]  ? zap_class+0x640/0x640
[  303.108644]  ? __do_page_cache_readahead+0x7ce/0x980
[  303.113756]  ? find_held_lock+0x36/0x1c0
[  303.117820]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  303.123366]  alloc_pages_current+0x173/0x350
[  303.127778]  __page_cache_alloc+0x38c/0x5c0
[  303.132105]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.137050]  ? kasan_check_read+0x11/0x20
[  303.141202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.146484]  ? generic_perform_write+0x6a0/0x6a0
[  303.151238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.156782]  ? check_preemption_disabled+0x48/0x280
[  303.161809]  filemap_fault+0x1594/0x25f0
[  303.165885]  ? __lock_page_or_retry+0xa00/0xa00
[  303.170590]  ? mark_held_locks+0x130/0x130
[  303.174831]  ? rcu_softirq_qs+0x20/0x20
[  303.178820]  ? filemap_map_pages+0xe04/0x1990
[  303.183335]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  303.188283]  ? futex_wait_setup+0x15c/0x3e0
[  303.192612]  ? zap_class+0x640/0x640
[  303.196350]  ? lock_acquire+0x1ed/0x520
[  303.200324]  ? alloc_set_pte+0x1447/0x1f40
[  303.204590]  ? lock_acquire+0x1ed/0x520
[  303.208575]  ? ext4_filemap_fault+0x7a/0xad
[  303.212906]  ? lock_release+0xa00/0xa00
[  303.216879]  ? perf_trace_sched_process_exec+0x860/0x860
[  303.222340]  ? print_usage_bug+0xc0/0xc0
[  303.226430]  ? print_usage_bug+0xc0/0xc0
[  303.230516]  ? down_read+0x8d/0x120
[  303.234163]  ? ext4_filemap_fault+0x7a/0xad
[  303.238487]  ? __down_interruptible+0x700/0x700
[  303.243167]  ext4_filemap_fault+0x82/0xad
[  303.247318]  __do_fault+0x100/0x6b0
[  303.250948]  ? unlock_page+0x2c2/0x4c0
[  303.254837]  ? pmd_devmap_trans_unstable+0x220/0x220
[  303.259942]  ? mark_held_locks+0x130/0x130
[  303.264185]  ? mark_held_locks+0x130/0x130
[  303.268421]  ? do_raw_spin_trylock+0x270/0x270
[  303.273015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.278575]  __handle_mm_fault+0x307c/0x5920
[  303.283004]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  303.287865]  ? kasan_check_read+0x11/0x20
[  303.292012]  ? _copy_to_user+0xc8/0x110
[  303.296001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.301570]  ? zap_class+0x640/0x640
[  303.305286]  ? zap_class+0x640/0x640
[  303.309017]  ? find_held_lock+0x36/0x1c0
[  303.313098]  ? handle_mm_fault+0x42a/0xc70
[  303.317338]  ? lock_downgrade+0x900/0x900
[  303.321497]  ? check_preemption_disabled+0x48/0x280
[  303.326523]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.331473]  ? kasan_check_read+0x11/0x20
[  303.335621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.340897]  ? rcu_softirq_qs+0x20/0x20
[  303.344875]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.349992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.355554]  ? check_preemption_disabled+0x48/0x280
[  303.360580]  handle_mm_fault+0x54f/0xc70
[  303.364656]  ? __handle_mm_fault+0x5920/0x5920
[  303.369271]  ? find_vma+0x34/0x190
[  303.372824]  __do_page_fault+0x5e8/0xe60
[  303.376883]  ? trace_hardirqs_off+0xb8/0x310
[  303.381295]  ? __ia32_sys_read+0xb0/0xb0
[  303.385372]  do_page_fault+0xf2/0x7e0
[  303.389179]  ? vmalloc_sync_all+0x30/0x30
[  303.393333]  ? error_entry+0x70/0xd0
[  303.397057]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.402100]  ? trace_hardirqs_on_caller+0xc0/0x310
[  303.407044]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.411979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.416821]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.421847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.427313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.432850]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.437866]  ? page_fault+0x8/0x30
[  303.441412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.446263]  ? page_fault+0x8/0x30
[  303.449821]  page_fault+0x1e/0x30
[  303.453275] RIP: 0033:0x4727a0
[  303.456676] Code: Bad RIP value.
[  303.460046] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  303.465412] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  303.472678] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  303.479949] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  303.487219] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  303.494485] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  303.501781] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  303.501787] warn_alloc_show_mem: 1 callbacks suppressed
[  303.501794] Mem-Info:
[  303.508724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.514115] active_anon:48509 inactive_anon:132 isolated_anon:0
[  303.514115]  active_file:12 inactive_file:13 isolated_file:0
[  303.514115]  unevictable:0 dirty:0 writeback:0 unstable:0
[  303.514115]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  303.514115]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  303.514115]  free:13771 free_pcp:124 free_cma:0
[  303.516493] Call Trace:
[  303.525882] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  303.558729]  <IRQ>
[  303.561784] Node 0 
[  303.589224]  dump_stack+0x244/0x39d
[  303.591386] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  303.593613]  ? dump_stack_print_info.cold.1+0x20/0x20
[  303.597217] lowmem_reserve[]:
[  303.622718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.627879]  0 2818
[  303.631007]  warn_alloc.cold.117+0xb7/0x1bd
[  303.636519]  6321
[  303.638758]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.643055]  6321
[  303.645127]  ? lock_downgrade+0x900/0x900
[  303.649960] Node 0 
[  303.652046]  ? trace_hardirqs_off+0xb8/0x310
[  303.656197] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  303.658421]  ? trace_hardirqs_off+0xb8/0x310
[  303.662804] lowmem_reserve[]:
[  303.689783]  __alloc_pages_slowpath+0x2660/0x2d70
[  303.694167]  0 0
[  303.697308]  ? warn_alloc+0x120/0x120
[  303.702112]  3503
[  303.704087]  ? warn_alloc+0x120/0x120
[  303.707876]  3503
[  303.709937]  ? print_usage_bug+0xc0/0xc0
[  303.715780]  ? warn_alloc+0x120/0x120
[  303.719821] Node 0 
[  303.723616]  ? print_usage_bug+0xc0/0xc0
[  303.723647] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  303.723654] lowmem_reserve[]:
[  303.725890]  ? __lock_acquire+0x62f/0x4c20
[  303.729931]  0
[  303.766265]  ? __lock_acquire+0x62f/0x4c20
[  303.769346]  0 0
[  303.777381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.779162]  0
[  303.783407]  ? should_fail+0x22d/0xd01
[  303.790902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.792684] Node 0 
[  303.796581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.801840] DMA: 
[  303.804087]  ? __lock_acquire+0x62f/0x4c20
[  303.809179] 1*4kB 
[  303.811239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.815455] (U) 
[  303.817604]  ? __lock_acquire+0x62f/0x4c20
[  303.822682] 0*8kB 
[  303.824667]  ? should_fail+0x22d/0xd01
[  303.828884] 0*16kB 
[  303.831063]  ? rcu_irq_exit+0x1a2/0x390
[  303.834924] 1*32kB 
[  303.837164]  ? mark_held_locks+0x130/0x130
[  303.841109] (U) 2*64kB 
[  303.843366]  ? mark_held_locks+0x130/0x130
[  303.847582] (U) 
[  303.850169]  ? mark_held_locks+0xc7/0x130
[  303.854380] 1*128kB (U) 
[  303.856365]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  303.860499] 1*256kB (U) 
[  303.863197]  ? zap_class+0x640/0x640
[  303.868195] 0*512kB 
[  303.870873]  ? print_usage_bug+0xc0/0xc0
[  303.874579] 1*1024kB 
[  303.876901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.880937] (U) 
[  303.883347]  ? check_preemption_disabled+0x48/0x280
[  303.888858] 1*2048kB (M) 
[  303.890853]  ? __lock_is_held+0xb5/0x140
[  303.895843] 3*4096kB (M) 
[  303.898609]  __alloc_pages_nodemask+0xa80/0xde0
[  303.902651] = 15908kB
[  303.905403]  ? zap_class+0x640/0x640
[  303.910053] Node 0 DMA32: 
[  303.912475]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  303.916165] 4*4kB 
[  303.919053]  ? find_held_lock+0x36/0x1c0
[  303.924046] (M) 
[  303.926218]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.930252] 0*8kB 
[  303.932223]  ? lock_downgrade+0x900/0x900
[  303.936866] 2*16kB (M) 
[  303.939053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.943175] 2*32kB 
[  303.945754]  cache_grow_begin+0xa5/0x8c0
[  303.951271] (UM) 
[  303.953506]  ? do_raw_spin_unlock+0xa7/0x330
[  303.957554] 4*64kB 
[  303.959611]  fallback_alloc+0x204/0x2e0
[  303.963995] (UM) 
[  303.966238]  ____cache_alloc_node+0x1c7/0x1e0
[  303.970185] 4*128kB (M) 
[  303.972259]  kmem_cache_alloc_node+0xe3/0x730
[  303.976736] 3*256kB (M) 
[  303.979417]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.983890] 4*512kB 
[  303.986563]  __alloc_skb+0x119/0x770
[  303.990776] (UM) 
[  303.993109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.996796] 3*1024kB 
[  303.998866]  ? netdev_alloc_frag+0x1f0/0x1f0
[  304.004122] (UM) 
[  304.006531]  ? lock_downgrade+0x900/0x900
[  304.010949] 3*2048kB (UM) 
[  304.013064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.017184] 3*4096kB 
[  304.020037]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.025546] (M) 
[  304.027961]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.033392] = 25200kB
[  304.033400] Node 0 
[  304.035372]  ? addrconf_rs_timer+0x690/0x690
[  304.040809] Normal: 
[  304.043750]  ndisc_alloc_skb+0x144/0x340
[  304.045967] 786*4kB 
[  304.050372]  ndisc_send_rs+0x331/0x6e0
[  304.052676] (MEH) 
[  304.056734]  addrconf_rs_timer+0x314/0x690
[  304.059046] 440*8kB 
[  304.062934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.065064] (UMEH) 
[  304.069310]  call_timer_fn+0x272/0x920
[  304.071605] 141*16kB 
[  304.075832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.078062] (MEH) 
[  304.081948]  ? process_timeout+0x40/0x40
[  304.084332] 54*32kB (MEH) 
[  304.088589]  ? __run_timers+0x7da/0xc70
[  304.090713] 14*64kB 
[  304.094770]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.097592] (UME) 
[  304.101582]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.103890] 1*128kB 
[  304.108383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.110524] (H) 
[  304.115055]  ? lockdep_hardirqs_on+0x296/0x5b0
[  304.117350] 1*256kB (H) 
[  304.121600]  ? trace_hardirqs_on+0xbd/0x310
[  304.123568] 2*512kB 
[  304.128147]  ? kasan_check_read+0x11/0x20
[  304.130799] (H) 
[  304.135117]  ? __run_timers+0x7da/0xc70
[  304.137421] 1*1024kB 
[  304.141565]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.141584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.143540] (U) 
[  304.147516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.149910] 0*2048kB 
[  304.155010]  __run_timers+0x7e5/0xc70
[  304.159232] 0*4096kB 
[  304.161223]  ? timer_fixup_init+0x70/0x70
[  304.165431] = 13976kB
[  304.167851]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.171648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  304.174059]  ? zap_class+0x640/0x640
[  304.178187] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  304.180624]  ? enqueue_hrtimer+0x1a5/0x560
[  304.185625] 163 total pagecache pages
[  304.194461]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.198163] 0 pages in swap cache
[  304.206744]  ? find_held_lock+0x36/0x1c0
[  304.210954] Swap cache stats: add 0, delete 0, find 0/0
[  304.214746]  ? zap_class+0x640/0x640
[  304.219916] Free swap  = 0kB
[  304.223367]  ? pvclock_read_flags+0x160/0x160
[  304.227407] Total swap = 0kB
[  304.232767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.236461] 1965979 pages RAM
[  304.239477]  ? check_preemption_disabled+0x48/0x280
[  304.243943] 0 pages HighMem/MovableOnly
[  304.243952] 342867 pages reserved
[  304.246982]  ? __lock_is_held+0xb5/0x140
[  304.252490] 0 pages cma reserved
[  304.255592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.260674] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.264601]  ? check_preemption_disabled+0x48/0x280
[  304.264626]  run_timer_softirq+0x52/0xb0
[  304.268140] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.272130]  ? rcu_read_lock_sched_held+0x14f/0x180
[  304.275491] syz-fuzzer cpuset=
[  304.281042]  __do_softirq+0x308/0xb7e
[  304.287527] /
[  304.292600]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  304.296670]  mems_allowed=0
[  304.306933]  ? lock_downgrade+0x900/0x900
[  304.332184]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  304.337318]  ? pvclock_read_flags+0x160/0x160
[  304.341836]  ? lapic_next_event+0x5a/0x90
[  304.345999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.351592]  ? kvm_clock_read+0x18/0x30
[  304.355592]  ? kvm_sched_clock_read+0x9/0x20
[  304.360027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.365578]  ? check_preemption_disabled+0x48/0x280
[  304.370605]  irq_exit+0x17f/0x1c0
[  304.374071]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.378913]  ? smp_reschedule_interrupt+0x109/0x650
[  304.383940]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.389843]  ? interrupt_entry+0xb5/0xc0
[  304.393910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.398928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.403949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.408793]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.413811]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.418828]  ? task_prio+0x50/0x50
[  304.422384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.427934]  ? check_preemption_disabled+0x48/0x280
[  304.432959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.437815]  apic_timer_interrupt+0xf/0x20
[  304.442055]  </IRQ>
[  304.444322] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  304.450211] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  304.469663] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  304.477767] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  304.485042] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  304.492320] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  304.499588] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  304.506854] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  304.514150]  ? save_stack+0xa9/0xd0
[  304.517800]  __kmalloc_node_track_caller+0x33/0x70
[  304.522759]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  304.527528]  pskb_expand_head+0x230/0x10f0
[  304.531775]  ? memcpy+0x45/0x50
[  304.535065]  ? __copy_skb_header+0x350/0x6b0
[  304.539477]  ? skb_release_data+0x880/0x880
[  304.543798]  ? __alloc_skb+0x770/0x770
[  304.547704]  ? __lock_is_held+0xb5/0x140
[  304.551769]  ? kasan_check_write+0x14/0x20
[  304.556004]  ? __skb_clone+0x6c7/0xa00
[  304.559934]  ? __copy_skb_header+0x6b0/0x6b0
[  304.564362]  ? kmem_cache_alloc+0x33a/0x730
[  304.568691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.574238]  skb_ensure_writable+0x3dd/0x640
[  304.578650]  ? skb_checksum_setup+0xaa0/0xaa0
[  304.583147]  ? check_preemption_disabled+0x48/0x280
[  304.588168]  ? __this_cpu_preempt_check+0x1c/0x20
[  304.593013]  ? __bpf_redirect+0x54b/0xb20
[  304.597199]  bpf_clone_redirect+0x14a/0x490
[  304.601539]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  304.606584]  ? __sched_text_start+0x8/0x8
[  304.610733]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.615495]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  304.620101]  ? retint_kernel+0x2d/0x2d
[  304.623996]  ? find_held_lock+0x36/0x1c0
[  304.628085]  ? lock_acquire+0x1ed/0x520
[  304.632068]  ? bpf_test_run+0x3cb/0x780
[  304.636058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.641600]  ? check_preemption_disabled+0x48/0x280
[  304.646625]  ? kasan_check_read+0x11/0x20
[  304.650778]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.656068]  ? rcu_softirq_qs+0x20/0x20
[  304.660057]  ? preempt_schedule+0x4d/0x60
[  304.664219]  ? ___preempt_schedule+0x16/0x18
[  304.668637]  ? bpf_test_run+0x25d/0x780
[  304.672633]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.677070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.682613]  ? bpf_test_init.isra.10+0x70/0x100
[  304.687288]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  304.692076]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  304.696920]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.702462]  ? fput+0x130/0x1a0
[  304.705744]  ? __bpf_prog_get+0x9b/0x290
[  304.709810]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  304.714652]  ? bpf_prog_test_run+0x130/0x1a0
[  304.719092]  ? __x64_sys_bpf+0x3d8/0x520
[  304.723158]  ? bpf_prog_get+0x20/0x20
[  304.726985]  ? do_syscall_64+0x1b9/0x820
[  304.731063]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.736433]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.741367]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.746384]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.752258]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  304.758930]  ? __switch_to_asm+0x40/0x70
[  304.762991]  ? __switch_to_asm+0x34/0x70
[  304.767072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.771925]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.777311] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  304.777399] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.783986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.783995] Call Trace:
[  304.790616] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.799857]  <IRQ>
[  304.802429] syz-executor5 cpuset=
[  304.812910]  dump_stack+0x244/0x39d
[  304.815055] syz5
[  304.818506]  ? dump_stack_print_info.cold.1+0x20/0x20
[  304.822115]  mems_allowed=0
[  304.824090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.837713]  warn_alloc.cold.117+0xb7/0x1bd
[  304.842051]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.846920]  ? lock_downgrade+0x900/0x900
[  304.851101]  ? trace_hardirqs_off+0xb8/0x310
[  304.855519]  ? trace_hardirqs_off+0xb8/0x310
[  304.859943]  __alloc_pages_slowpath+0x2660/0x2d70
[  304.864816]  ? warn_alloc+0x120/0x120
[  304.868630]  ? warn_alloc+0x120/0x120
[  304.872431]  ? print_usage_bug+0xc0/0xc0
[  304.876505]  ? warn_alloc+0x120/0x120
[  304.880308]  ? print_usage_bug+0xc0/0xc0
[  304.884374]  ? __lock_acquire+0x62f/0x4c20
[  304.888615]  ? __lock_acquire+0x62f/0x4c20
[  304.892857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.898400]  ? should_fail+0x22d/0xd01
[  304.902303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.907407]  ? __lock_acquire+0x62f/0x4c20
[  304.911668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.916774]  ? __lock_acquire+0x62f/0x4c20
[  304.921008]  ? should_fail+0x22d/0xd01
[  304.924907]  ? find_held_lock+0x36/0x1c0
[  304.928986]  ? mark_held_locks+0x130/0x130
[  304.933250]  ? mark_held_locks+0x130/0x130
[  304.937485]  ? zap_class+0x640/0x640
[  304.941199]  ? zap_class+0x640/0x640
[  304.944915]  ? print_usage_bug+0xc0/0xc0
[  304.949005]  ? do_raw_spin_unlock+0xa7/0x330
[  304.953433]  ? zap_class+0x640/0x640
[  304.957151]  ? print_usage_bug+0xc0/0xc0
[  304.961219]  ? wq_watchdog_touch+0x9c/0xfe
[  304.965468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.971006]  ? check_preemption_disabled+0x48/0x280
[  304.976070]  ? __lock_is_held+0xb5/0x140
[  304.980144]  __alloc_pages_nodemask+0xa80/0xde0
[  304.984820]  ? zap_class+0x640/0x640
[  304.988538]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  304.993587]  ? find_held_lock+0x36/0x1c0
[  304.997674]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.002368]  ? lock_downgrade+0x900/0x900
[  305.006522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.012072]  cache_grow_begin+0xa5/0x8c0
[  305.016144]  ? do_raw_spin_unlock+0xa7/0x330
[  305.020564]  fallback_alloc+0x204/0x2e0
[  305.024545]  ____cache_alloc_node+0x1c7/0x1e0
[  305.029090]  kmem_cache_alloc_node+0xe3/0x730
[  305.033588]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.037852]  __alloc_skb+0x119/0x770
[  305.041605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.046924]  ? netdev_alloc_frag+0x1f0/0x1f0
[  305.051360]  ? lock_downgrade+0x900/0x900
[  305.055516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.061065]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.066535]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.071993]  ? addrconf_rs_timer+0x690/0x690
[  305.076421]  ndisc_alloc_skb+0x144/0x340
[  305.080486]  ndisc_send_rs+0x331/0x6e0
[  305.084385]  addrconf_rs_timer+0x314/0x690
[  305.088630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.092898]  call_timer_fn+0x272/0x920
[  305.096788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.101044]  ? process_timeout+0x40/0x40
[  305.105117]  ? mark_held_locks+0xc7/0x130
[  305.109268]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.113778]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.118288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.122523]  ? lockdep_hardirqs_on+0x296/0x5b0
[  305.127127]  ? trace_hardirqs_on+0xbd/0x310
[  305.131449]  ? kasan_check_read+0x11/0x20
[  305.135599]  ? __run_timers+0x7da/0xc70
[  305.139584]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.144695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.148971]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.153220]  __run_timers+0x7e5/0xc70
[  305.157048]  ? timer_fixup_init+0x70/0x70
[  305.161205]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.166222]  ? zap_class+0x640/0x640
[  305.169941]  ? print_usage_bug+0xc0/0xc0
[  305.174003]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.179212]  ? find_held_lock+0x36/0x1c0
[  305.183282]  ? zap_class+0x640/0x640
[  305.187004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.192561]  ? check_preemption_disabled+0x48/0x280
[  305.197589]  ? __lock_is_held+0xb5/0x140
[  305.201650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.207190]  ? check_preemption_disabled+0x48/0x280
[  305.212212]  run_timer_softirq+0x52/0xb0
[  305.216291]  ? rcu_read_lock_sched_held+0x14f/0x180
[  305.221318]  __do_softirq+0x308/0xb7e
[  305.225129]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  305.229625]  ? lock_downgrade+0x900/0x900
[  305.233776]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  305.238892]  ? pvclock_read_flags+0x160/0x160
[  305.243417]  ? lapic_next_event+0x5a/0x90
[  305.247571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.253129]  ? kvm_clock_read+0x18/0x30
[  305.257109]  ? kvm_sched_clock_read+0x9/0x20
[  305.261522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.267063]  ? check_preemption_disabled+0x48/0x280
[  305.272097]  irq_exit+0x17f/0x1c0
[  305.275562]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.280405]  ? smp_reschedule_interrupt+0x109/0x650
[  305.285436]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.291325]  ? interrupt_entry+0xb5/0xc0
[  305.295393]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.300419]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.305445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.310288]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.315302]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.320319]  ? task_prio+0x50/0x50
[  305.323860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.329400]  ? check_preemption_disabled+0x48/0x280
[  305.334460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.339314]  apic_timer_interrupt+0xf/0x20
[  305.343545]  </IRQ>
[  305.345828] RIP: 0010:console_unlock+0xffa/0x1160
[  305.350686] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  305.369584] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  305.377307] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  305.384577] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  305.391844] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  305.399110] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  305.406380] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  305.413672]  ? netconsole_netdev_event+0x280/0x280
[  305.418627]  ? console_unlock+0xff1/0x1160
[  305.422913]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  305.427610]  ? lock_release+0xa00/0xa00
[  305.431588]  ? interrupt_entry+0xc0/0xc0
[  305.435663]  vprintk_emit+0x33d/0x930
[  305.439479]  ? wake_up_klogd+0x180/0x180
[  305.443541]  ? attach_entity_load_avg+0x810/0x860
[  305.448390]  ? __lock_acquire+0x600/0x4c20
[  305.452624]  ? mark_held_locks+0x130/0x130
[  305.456998]  ? print_usage_bug+0xc0/0xc0
[  305.461094]  ? find_held_lock+0x36/0x1c0
[  305.465168]  ? mark_held_locks+0xc7/0x130
[  305.469343]  vprintk_default+0x28/0x30
[  305.473235]  vprintk_func+0x7e/0x181
[  305.476953]  printk+0xa7/0xcf
[  305.480062]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  305.484837]  show_free_areas.cold.118+0x1f34/0x215d
[  305.489885]  ? si_meminfo_node+0x260/0x260
[  305.494131]  ? __lock_acquire+0x62f/0x4c20
[  305.498372]  ? __lock_acquire+0x62f/0x4c20
[  305.502612]  ? __lock_is_held+0xb5/0x140
[  305.506692]  ? mark_held_locks+0x130/0x130
[  305.510937]  ? zap_class+0x640/0x640
[  305.514656]  ? put_dec+0x3b/0xf0
[  305.518038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.523607]  ? find_held_lock+0x36/0x1c0
[  305.527681]  ? serial8250_console_write+0x8b3/0xb10
[  305.532699]  ? lock_downgrade+0x900/0x900
[  305.536848]  ? zap_class+0x640/0x640
[  305.540570]  ? zap_class+0x640/0x640
[  305.544308]  ? print_usage_bug+0xc0/0xc0
[  305.548395]  ? do_raw_spin_unlock+0xa7/0x330
[  305.552803]  ? trace_hardirqs_on+0x310/0x310
[  305.557231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.563290]  ? find_held_lock+0x36/0x1c0
[  305.567373]  ? mark_held_locks+0xc7/0x130
[  305.571531]  ? console_unlock+0xfcd/0x1160
[  305.575771]  ? netconsole_netdev_event+0x280/0x280
[  305.580703]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.585292]  ? trace_hardirqs_on+0xbd/0x310
[  305.589625]  ? vprintk_emit+0x33d/0x930
[  305.593611]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.598718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.604276]  ? netconsole_netdev_event+0x280/0x280
[  305.609221]  ? console_unlock+0x8d8/0x1160
[  305.613472]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  305.618149]  ? vprintk_emit+0x7f7/0x930
[  305.622128]  ? lock_release+0xa00/0xa00
[  305.626123]  ? preempt_count_add+0xbc/0x1b0
[  305.630443]  ? wake_up_klogd+0x11a/0x180
[  305.634505]  ? console_device+0xc0/0xc0
[  305.638483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.644036]  ? vprintk_emit+0x268/0x930
[  305.648018]  ? wake_up_klogd+0x180/0x180
[  305.652118]  ? trace_hardirqs_on_caller+0xc0/0x310
[  305.657058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.661818]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.667271]  ? retint_kernel+0x1b/0x2d
[  305.671173]  ? trace_hardirqs_on+0x310/0x310
[  305.675597]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.680390]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  305.685156]  ? show_mem+0x1e/0x17b
[  305.688707]  show_mem+0x34/0x17b
[  305.692084]  dump_header+0x2f1/0xf72
[  305.695822]  ? mark_held_locks+0x130/0x130
[  305.700073]  ? pagefault_out_of_memory+0x197/0x197
[  305.705013]  ? __lock_acquire+0x62f/0x4c20
[  305.709258]  ? zap_class+0x640/0x640
[  305.712974]  ? percpu_ref_get_many+0x240/0x240
[  305.717565]  ? print_usage_bug+0xc0/0xc0
[  305.721651]  ? print_usage_bug+0xc0/0xc0
[  305.725733]  ? zap_class+0x640/0x640
[  305.729447]  ? print_usage_bug+0xc0/0xc0
[  305.733524]  ? print_usage_bug+0xc0/0xc0
[  305.737606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.743148]  ? find_held_lock+0x36/0x1c0
[  305.747220]  ? mark_held_locks+0xc7/0x130
[  305.751376]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.756489]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.761595]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.766181]  ? trace_hardirqs_on+0xbd/0x310
[  305.770511]  ? kasan_check_read+0x11/0x20
[  305.774674]  ? ___ratelimit+0x3b4/0x672
[  305.778673]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.783780]  ? trace_hardirqs_on+0x310/0x310
[  305.788190]  ? lock_downgrade+0x900/0x900
[  305.792349]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.797456]  ? ___ratelimit+0x3b9/0x672
[  305.801432]  ? idr_get_free+0xec0/0xec0
[  305.805403]  ? kasan_check_read+0x11/0x20
[  305.809566]  ? do_raw_spin_unlock+0xa7/0x330
[  305.813986]  oom_kill_process.cold.27+0x10/0x903
[  305.818750]  ? zap_class+0x640/0x640
[  305.822469]  ? _raw_spin_unlock+0x2c/0x50
[  305.826627]  ? oom_badness+0xe6/0xaa0
[  305.830432]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.835364]  ? kasan_check_read+0x11/0x20
[  305.839517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.844809]  ? oom_evaluate_task+0x540/0x540
[  305.849221]  ? find_held_lock+0x36/0x1c0
[  305.853289]  ? out_of_memory+0x974/0x1430
[  305.857463]  ? lock_downgrade+0x900/0x900
[  305.861611]  ? check_preemption_disabled+0x48/0x280
[  305.866635]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.871570]  ? kasan_check_read+0x11/0x20
[  305.875722]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.881002]  ? rcu_softirq_qs+0x20/0x20
[  305.885035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.890582]  ? oom_evaluate_task+0x302/0x540
[  305.894992]  out_of_memory+0xa84/0x1430
[  305.898985]  ? oom_killer_disable+0x3a0/0x3a0
[  305.903506]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  305.908439]  ? __mutex_add_waiter+0x2a0/0x2a0
[  305.912954]  __alloc_pages_slowpath+0x22d4/0x2d70
[  305.917843]  ? warn_alloc+0x120/0x120
[  305.921649]  ? rcu_softirq_qs+0x20/0x20
[  305.925653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.931187]  ? should_fail+0x22d/0xd01
[  305.935079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.940191]  ? zap_class+0x640/0x640
[  305.943930]  ? __lock_is_held+0xb5/0x140
[  305.948007]  ? mark_held_locks+0x130/0x130
[  305.952270]  ? lock_release+0xa00/0xa00
[  305.956250]  ? perf_trace_sched_process_exec+0x860/0x860
[  305.961735]  ? __might_sleep+0x95/0x190
[  305.965716]  __alloc_pages_nodemask+0xa80/0xde0
[  305.970394]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  305.975426]  ? __page_cache_alloc+0x191/0x5c0
[  305.979960]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.984915]  ? kasan_check_read+0x11/0x20
[  305.989066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.994352]  ? zap_class+0x640/0x640
[  305.998076]  ? zap_class+0x640/0x640
[  306.001796]  ? zap_class+0x640/0x640
[  306.005511]  ? __do_page_cache_readahead+0x7ce/0x980
[  306.010617]  ? find_held_lock+0x36/0x1c0
[  306.014699]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  306.020247]  alloc_pages_current+0x173/0x350
[  306.024666]  __page_cache_alloc+0x38c/0x5c0
[  306.029017]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.033958]  ? kasan_check_read+0x11/0x20
[  306.038112]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.043394]  ? generic_perform_write+0x6a0/0x6a0
[  306.048151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.053694]  ? check_preemption_disabled+0x48/0x280
[  306.058735]  filemap_fault+0x1594/0x25f0
[  306.062811]  ? __lock_page_or_retry+0xa00/0xa00
[  306.067485]  ? mark_held_locks+0x130/0x130
[  306.071734]  ? rcu_softirq_qs+0x20/0x20
[  306.075725]  ? filemap_map_pages+0xe04/0x1990
[  306.080260]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  306.085224]  ? futex_wait_setup+0x15c/0x3e0
[  306.089563]  ? zap_class+0x640/0x640
[  306.093292]  ? lock_acquire+0x1ed/0x520
[  306.097270]  ? alloc_set_pte+0x1447/0x1f40
[  306.101535]  ? lock_acquire+0x1ed/0x520
[  306.105515]  ? ext4_filemap_fault+0x7a/0xad
[  306.109849]  ? lock_release+0xa00/0xa00
[  306.113835]  ? perf_trace_sched_process_exec+0x860/0x860
[  306.119286]  ? print_usage_bug+0xc0/0xc0
[  306.123349]  ? print_usage_bug+0xc0/0xc0
[  306.127436]  ? down_read+0x8d/0x120
[  306.131108]  ? ext4_filemap_fault+0x7a/0xad
[  306.135449]  ? __down_interruptible+0x700/0x700
[  306.140130]  ext4_filemap_fault+0x82/0xad
[  306.144283]  __do_fault+0x100/0x6b0
[  306.147912]  ? unlock_page+0x2c2/0x4c0
[  306.151799]  ? pmd_devmap_trans_unstable+0x220/0x220
[  306.156906]  ? mark_held_locks+0x130/0x130
[  306.161143]  ? mark_held_locks+0x130/0x130
[  306.165379]  ? do_raw_spin_trylock+0x270/0x270
[  306.169975]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.175518]  __handle_mm_fault+0x307c/0x5920
[  306.179960]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  306.184869]  ? kasan_check_read+0x11/0x20
[  306.189038]  ? _copy_to_user+0xc8/0x110
[  306.193022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.198599]  ? zap_class+0x640/0x640
[  306.202312]  ? zap_class+0x640/0x640
[  306.206040]  ? find_held_lock+0x36/0x1c0
[  306.210117]  ? handle_mm_fault+0x42a/0xc70
[  306.214352]  ? lock_downgrade+0x900/0x900
[  306.218503]  ? check_preemption_disabled+0x48/0x280
[  306.223531]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.228474]  ? kasan_check_read+0x11/0x20
[  306.232624]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.237903]  ? rcu_softirq_qs+0x20/0x20
[  306.241879]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.246986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.252545]  ? check_preemption_disabled+0x48/0x280
[  306.257588]  handle_mm_fault+0x54f/0xc70
[  306.261657]  ? __handle_mm_fault+0x5920/0x5920
[  306.266269]  ? find_vma+0x34/0x190
[  306.269817]  __do_page_fault+0x5e8/0xe60
[  306.273877]  ? trace_hardirqs_off+0xb8/0x310
[  306.278286]  ? __ia32_sys_read+0xb0/0xb0
[  306.282360]  do_page_fault+0xf2/0x7e0
[  306.286168]  ? vmalloc_sync_all+0x30/0x30
[  306.290341]  ? error_entry+0x70/0xd0
[  306.294076]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.299094]  ? trace_hardirqs_on_caller+0xc0/0x310
[  306.304064]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.308996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.313848]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.318868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.324329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.329866]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.334886]  ? page_fault+0x8/0x30
[  306.338430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.343280]  ? page_fault+0x8/0x30
[  306.346851]  page_fault+0x1e/0x30
[  306.350303] RIP: 0033:0x4727a0
[  306.353513] Code: Bad RIP value.
[  306.356879] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  306.362244] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  306.369514] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  306.376806] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  306.384079] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  306.391347] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  306.398663] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  306.398681] warn_alloc_show_mem: 1 callbacks suppressed
[  306.398689] Mem-Info:
[  306.405640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.411033] active_anon:48509 inactive_anon:132 isolated_anon:0
[  306.411033]  active_file:12 inactive_file:13 isolated_file:0
[  306.411033]  unevictable:0 dirty:0 writeback:0 unstable:0
[  306.411033]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  306.411033]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  306.411033]  free:13771 free_pcp:124 free_cma:0
[  306.413409] Call Trace:
[  306.422840] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  306.455715]  <IRQ>
[  306.458287] Node 0 
[  306.485701]  dump_stack+0x244/0x39d
[  306.487849] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  306.490069]  ? dump_stack_print_info.cold.1+0x20/0x20
[  306.493662] lowmem_reserve[]: 0
[  306.519181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.524354]  2818
[  306.527647]  warn_alloc.cold.117+0xb7/0x1bd
[  306.533154]  6321
[  306.535220]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.539515]  6321
[  306.541599]  ? lock_downgrade+0x900/0x900
[  306.546418] Node 0 
[  306.548488]  ? trace_hardirqs_off+0xb8/0x310
[  306.552633] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  306.554847]  ? trace_hardirqs_off+0xb8/0x310
[  306.559223] lowmem_reserve[]: 0
[  306.586216]  __alloc_pages_slowpath+0x2660/0x2d70
[  306.590616]  0
[  306.593927]  ? warn_alloc+0x120/0x120
[  306.598725]  3503
[  306.600527]  ? warn_alloc+0x120/0x120
[  306.604300]  3503
[  306.606372]  ? print_usage_bug+0xc0/0xc0
[  306.610152] Node 0 
[  306.612224]  ? warn_alloc+0x120/0x120
[  306.616306] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  306.618516]  ? print_usage_bug+0xc0/0xc0
[  306.622298] lowmem_reserve[]:
[  306.650407]  ? __lock_acquire+0x62f/0x4c20
[  306.654459]  0
[  306.657577]  ? __lock_acquire+0x62f/0x4c20
[  306.661793]  0
[  306.663635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.667842]  0
[  306.669654]  ? should_fail+0x22d/0xd01
[  306.675194]  0
[  306.677001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.682672]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.687982] Node 0 
[  306.693217]  ? __lock_acquire+0x62f/0x4c20
[  306.693220] DMA: 1*4kB 
[  306.695461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.699674] (U) 
[  306.702255]  ? __lock_acquire+0x62f/0x4c20
[  306.707340] 0*8kB 
[  306.709313]  ? should_fail+0x22d/0xd01
[  306.713526] 0*16kB 
[  306.715674]  ? rcu_irq_exit+0x1a2/0x390
[  306.719540] 1*32kB 
[  306.721787]  ? mark_held_locks+0x130/0x130
[  306.725733] (U) 
[  306.727967]  ? mark_held_locks+0x130/0x130
[  306.732181] 2*64kB 
[  306.734168]  ? mark_held_locks+0xc7/0x130
[  306.738382] (U) 
[  306.740621]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  306.744747] 1*128kB 
[  306.746720]  ? zap_class+0x640/0x640
[  306.751714] (U) 
[  306.754046]  ? print_usage_bug+0xc0/0xc0
[  306.757739] 1*256kB 
[  306.759715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.763750] (U) 
[  306.766077]  ? check_preemption_disabled+0x48/0x280
[  306.771592] 0*512kB 
[  306.773568]  ? __lock_is_held+0xb5/0x140
[  306.778560] 1*1024kB (U) 
[  306.780896]  __alloc_pages_nodemask+0xa80/0xde0
[  306.784936] 1*2048kB 
[  306.787689]  ? zap_class+0x640/0x640
[  306.792337] (M) 
[  306.794750]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  306.798451] 3*4096kB 
[  306.800429]  ? find_held_lock+0x36/0x1c0
[  306.805423] (M) 
[  306.807837]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.811879] = 15908kB
[  306.811900] Node 0 
[  306.813872]  ? lock_downgrade+0x900/0x900
[  306.818519] DMA32: 
[  306.820930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.823147] 4*4kB 
[  306.827300]  cache_grow_begin+0xa5/0x8c0
[  306.829519] (M) 
[  306.835062]  ? do_raw_spin_unlock+0xa7/0x330
[  306.837182] 0*8kB 2*16kB 
[  306.841264]  fallback_alloc+0x204/0x2e0
[  306.843221] (M) 
[  306.847631]  ____cache_alloc_node+0x1c7/0x1e0
[  306.850369] 2*32kB 
[  306.854339]  kmem_cache_alloc_node+0xe3/0x730
[  306.856297] (UM) 
[  306.860805]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.863040] 4*64kB 
[  306.867555]  __alloc_skb+0x119/0x770
[  306.869611] (UM) 
[  306.873865]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.876084] 4*128kB 
[  306.879794]  ? netdev_alloc_frag+0x1f0/0x1f0
[  306.881853] (M) 
[  306.887130]  ? lock_downgrade+0x900/0x900
[  306.889436] 3*256kB 
[  306.893845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.895795] (M) 
[  306.899943]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.902245] 4*512kB 
[  306.907782]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.909736] (UM) 
[  306.915185]  ? addrconf_rs_timer+0x690/0x690
[  306.917490] 3*1024kB 
[  306.922940]  ndisc_alloc_skb+0x144/0x340
[  306.924974] (UM) 
[  306.929382]  ndisc_send_rs+0x331/0x6e0
[  306.931786] 3*2048kB 
[  306.935845]  addrconf_rs_timer+0x314/0x690
[  306.937882] (UM) 
[  306.941766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.944157] 3*4096kB 
[  306.948401]  call_timer_fn+0x272/0x920
[  306.950434] (M) 
[  306.954663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.957052] = 25200kB
[  306.957062] Node 0 
[  306.960951]  ? process_timeout+0x40/0x40
[  306.962907] Normal: 
[  306.967155]  ? __run_timers+0x7da/0xc70
[  306.969544] 786*4kB 
[  306.971789]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.975829] (MEH) 
[  306.978157]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.982137] 440*8kB 
[  306.984453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.988924] (UMEH) 141*16kB 
[  306.991098]  ? lockdep_hardirqs_on+0x296/0x5b0
[  306.995570] (MEH) 
[  306.997898]  ? trace_hardirqs_on+0xbd/0x310
[  307.002110] 54*32kB 
[  307.005141]  ? kasan_check_read+0x11/0x20
[  307.009694] (MEH) 
[  307.011841]  ? __run_timers+0x7da/0xc70
[  307.016143] 14*64kB 
[  307.018466]  ? trace_hardirqs_off_caller+0x310/0x310
[  307.022593] (UME) 
[  307.024738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.028689] 1*128kB 
[  307.031009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.036098] (H) 
[  307.038271]  __run_timers+0x7e5/0xc70
[  307.042485] 1*256kB 
[  307.044818]  ? timer_fixup_init+0x70/0x70
[  307.049040] (H) 
[  307.051054]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.054827] 2*512kB 
[  307.057154]  ? zap_class+0x640/0x640
[  307.061289] (H) 
[  307.063274]  ? enqueue_hrtimer+0x1a5/0x560
[  307.068273] 1*1024kB 
[  307.070608]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.074301] (U) 
[  307.076281]  ? find_held_lock+0x36/0x1c0
[  307.080490] 0*2048kB 0*4096kB 
[  307.082914]  ? zap_class+0x640/0x640
[  307.088084] = 13976kB
[  307.090070]  ? pvclock_read_flags+0x160/0x160
[  307.094116] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  307.097306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.101018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  307.103440]  ? check_preemption_disabled+0x48/0x280
[  307.107924] 163 total pagecache pages
[  307.116773]  ? __lock_is_held+0xb5/0x140
[  307.122311] 0 pages in swap cache
[  307.130887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.135885] Swap cache stats: add 0, delete 0, find 0/0
[  307.139679]  ? check_preemption_disabled+0x48/0x280
[  307.143719] Free swap  = 0kB
[  307.147169]  run_timer_softirq+0x52/0xb0
[  307.152698] Total swap = 0kB
[  307.158067]  ? rcu_read_lock_sched_held+0x14f/0x180
[  307.163058] 1965979 pages RAM
[  307.163067] 0 pages HighMem/MovableOnly
[  307.166091]  __do_softirq+0x308/0xb7e
[  307.170145] 342867 pages reserved
[  307.173160]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  307.178157] 0 pages cma reserved
[  307.181263]  ? lock_downgrade+0x900/0x900
[  307.185323] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.189033]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  307.192525] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.196958]  ? pvclock_read_flags+0x160/0x160
[  307.200300] syz-fuzzer cpuset=
[  307.204448]  ? lapic_next_event+0x5a/0x90
[  307.210918] /
[  307.216035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.226241]  mems_allowed=0
[  307.230734]  ? kvm_clock_read+0x18/0x30
[  307.252186]  ? kvm_sched_clock_read+0x9/0x20
[  307.256602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.262154]  ? check_preemption_disabled+0x48/0x280
[  307.267185]  irq_exit+0x17f/0x1c0
[  307.270645]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.275486]  ? smp_reschedule_interrupt+0x109/0x650
[  307.280504]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.286406]  ? interrupt_entry+0xb5/0xc0
[  307.290475]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.295490]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.300511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.305401]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.310431]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.315448]  ? task_prio+0x50/0x50
[  307.318992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.324546]  ? check_preemption_disabled+0x48/0x280
[  307.329573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.334440]  apic_timer_interrupt+0xf/0x20
[  307.338669]  </IRQ>
[  307.340919] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  307.346818] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  307.365716] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  307.373425] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  307.380696] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  307.387966] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  307.395242] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  307.402569] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  307.409909]  ? save_stack+0xa9/0xd0
[  307.413560]  __kmalloc_node_track_caller+0x33/0x70
[  307.418517]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  307.423305]  pskb_expand_head+0x230/0x10f0
[  307.427575]  ? memcpy+0x45/0x50
[  307.430860]  ? __copy_skb_header+0x350/0x6b0
[  307.435271]  ? skb_release_data+0x880/0x880
[  307.439595]  ? __alloc_skb+0x770/0x770
[  307.443498]  ? __lock_is_held+0xb5/0x140
[  307.447584]  ? kasan_check_write+0x14/0x20
[  307.451824]  ? __skb_clone+0x6c7/0xa00
[  307.456990]  ? __copy_skb_header+0x6b0/0x6b0
[  307.461415]  ? kmem_cache_alloc+0x33a/0x730
[  307.465757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.471314]  skb_ensure_writable+0x3dd/0x640
[  307.475752]  ? skb_checksum_setup+0xaa0/0xaa0
[  307.480252]  ? check_preemption_disabled+0x48/0x280
[  307.485280]  ? __this_cpu_preempt_check+0x1c/0x20
[  307.490133]  ? __bpf_redirect+0x54b/0xb20
[  307.494322]  bpf_clone_redirect+0x14a/0x490
[  307.498675]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  307.503764]  ? __sched_text_start+0x8/0x8
[  307.507921]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.512699]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.517286]  ? retint_kernel+0x2d/0x2d
[  307.521183]  ? find_held_lock+0x36/0x1c0
[  307.525252]  ? lock_acquire+0x1ed/0x520
[  307.529230]  ? bpf_test_run+0x3cb/0x780
[  307.533232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.538777]  ? check_preemption_disabled+0x48/0x280
[  307.543823]  ? kasan_check_read+0x11/0x20
[  307.547980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.553262]  ? rcu_softirq_qs+0x20/0x20
[  307.557258]  ? preempt_schedule+0x4d/0x60
[  307.561633]  ? ___preempt_schedule+0x16/0x18
[  307.566068]  ? bpf_test_run+0x25d/0x780
[  307.570065]  ? netlink_diag_dump+0x2a0/0x2a0
[  307.574487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.580072]  ? bpf_test_init.isra.10+0x70/0x100
[  307.584760]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  307.589528]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  307.594375]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.599918]  ? fput+0x130/0x1a0
[  307.603202]  ? __bpf_prog_get+0x9b/0x290
[  307.607270]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  307.612117]  ? bpf_prog_test_run+0x130/0x1a0
[  307.616536]  ? __x64_sys_bpf+0x3d8/0x520
[  307.620604]  ? bpf_prog_get+0x20/0x20
[  307.624444]  ? do_syscall_64+0x1b9/0x820
[  307.628559]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  307.633938]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.638879]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.643898]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  307.648919]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  307.655612]  ? __switch_to_asm+0x40/0x70
[  307.659678]  ? __switch_to_asm+0x34/0x70
[  307.663751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.668607]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.673994] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  307.674123] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.680686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.680691] Call Trace:
[  307.680700]  <IRQ>
[  307.680722]  dump_stack+0x244/0x39d
[  307.680741]  ? dump_stack_print_info.cold.1+0x20/0x20
[  307.687337] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.696619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.699181] syz-executor5 cpuset=
[  307.701364]  warn_alloc.cold.117+0xb7/0x1bd
[  307.704963] syz5
[  307.710161]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.720648]  mems_allowed=0
[  307.743710]  ? lock_downgrade+0x900/0x900
[  307.747869]  ? trace_hardirqs_off+0xb8/0x310
[  307.752285]  ? trace_hardirqs_off+0xb8/0x310
[  307.756712]  __alloc_pages_slowpath+0x2660/0x2d70
[  307.761609]  ? warn_alloc+0x120/0x120
[  307.765418]  ? warn_alloc+0x120/0x120
[  307.769228]  ? print_usage_bug+0xc0/0xc0
[  307.773296]  ? warn_alloc+0x120/0x120
[  307.777136]  ? print_usage_bug+0xc0/0xc0
[  307.781202]  ? __lock_acquire+0x62f/0x4c20
[  307.785438]  ? __lock_acquire+0x62f/0x4c20
[  307.789688]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.795228]  ? should_fail+0x22d/0xd01
[  307.799142]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.804250]  ? __lock_acquire+0x62f/0x4c20
[  307.808490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.813606]  ? __lock_acquire+0x62f/0x4c20
[  307.817852]  ? should_fail+0x22d/0xd01
[  307.821755]  ? find_held_lock+0x36/0x1c0
[  307.825829]  ? mark_held_locks+0x130/0x130
[  307.830078]  ? mark_held_locks+0x130/0x130
[  307.834319]  ? zap_class+0x640/0x640
[  307.838069]  ? zap_class+0x640/0x640
[  307.841798]  ? print_usage_bug+0xc0/0xc0
[  307.845893]  ? do_raw_spin_unlock+0xa7/0x330
[  307.850331]  ? zap_class+0x640/0x640
[  307.854052]  ? print_usage_bug+0xc0/0xc0
[  307.858117]  ? wq_watchdog_touch+0x9c/0xfe
[  307.862371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.867913]  ? check_preemption_disabled+0x48/0x280
[  307.872945]  ? __lock_is_held+0xb5/0x140
[  307.877019]  __alloc_pages_nodemask+0xa80/0xde0
[  307.881708]  ? zap_class+0x640/0x640
[  307.885433]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  307.890472]  ? find_held_lock+0x36/0x1c0
[  307.894567]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.899245]  ? lock_downgrade+0x900/0x900
[  307.903405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.908985]  cache_grow_begin+0xa5/0x8c0
[  307.913065]  ? do_raw_spin_unlock+0xa7/0x330
[  307.917498]  fallback_alloc+0x204/0x2e0
[  307.921483]  ____cache_alloc_node+0x1c7/0x1e0
[  307.925998]  kmem_cache_alloc_node+0xe3/0x730
[  307.930526]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.934779]  __alloc_skb+0x119/0x770
[  307.938501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.943800]  ? netdev_alloc_frag+0x1f0/0x1f0
[  307.948231]  ? lock_downgrade+0x900/0x900
[  307.952407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.957960]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.963444]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.968907]  ? addrconf_rs_timer+0x690/0x690
[  307.973341]  ndisc_alloc_skb+0x144/0x340
[  307.977425]  ndisc_send_rs+0x331/0x6e0
[  307.981323]  addrconf_rs_timer+0x314/0x690
[  307.985576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.989836]  call_timer_fn+0x272/0x920
[  307.993731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.997985]  ? process_timeout+0x40/0x40
[  308.002076]  ? mark_held_locks+0xc7/0x130
[  308.006246]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.010738]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.015245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.019486]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.024083]  ? trace_hardirqs_on+0xbd/0x310
[  308.028423]  ? kasan_check_read+0x11/0x20
[  308.032580]  ? __run_timers+0x7da/0xc70
[  308.036564]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.041678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.045924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.050172]  __run_timers+0x7e5/0xc70
[  308.053990]  ? timer_fixup_init+0x70/0x70
[  308.058159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.063179]  ? zap_class+0x640/0x640
[  308.066900]  ? print_usage_bug+0xc0/0xc0
[  308.070966]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.076170]  ? find_held_lock+0x36/0x1c0
[  308.080245]  ? zap_class+0x640/0x640
[  308.083972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.089522]  ? check_preemption_disabled+0x48/0x280
[  308.094616]  ? __lock_is_held+0xb5/0x140
[  308.098680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.104255]  ? check_preemption_disabled+0x48/0x280
[  308.109282]  run_timer_softirq+0x52/0xb0
[  308.113375]  ? rcu_read_lock_sched_held+0x14f/0x180
[  308.118409]  __do_softirq+0x308/0xb7e
[  308.122229]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  308.126725]  ? lock_downgrade+0x900/0x900
[  308.130877]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  308.135990]  ? pvclock_read_flags+0x160/0x160
[  308.140507]  ? lapic_next_event+0x5a/0x90
[  308.144664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.150209]  ? kvm_clock_read+0x18/0x30
[  308.154189]  ? kvm_sched_clock_read+0x9/0x20
[  308.158603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.164147]  ? check_preemption_disabled+0x48/0x280
[  308.169201]  irq_exit+0x17f/0x1c0
[  308.172682]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.177528]  ? smp_reschedule_interrupt+0x109/0x650
[  308.182566]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.188456]  ? interrupt_entry+0xb5/0xc0
[  308.192530]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.197573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.202626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.207469]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.212486]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.217509]  ? task_prio+0x50/0x50
[  308.221059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.226599]  ? check_preemption_disabled+0x48/0x280
[  308.231627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.236489]  apic_timer_interrupt+0xf/0x20
[  308.240721]  </IRQ>
[  308.242964] RIP: 0010:console_unlock+0xffa/0x1160
[  308.247810] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  308.266727] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  308.274453] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  308.281742] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  308.289047] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  308.296330] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  308.303601] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  308.310913]  ? netconsole_netdev_event+0x280/0x280
[  308.315857]  ? console_unlock+0xff1/0x1160
[  308.320139]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  308.324815]  ? lock_release+0xa00/0xa00
[  308.328798]  ? interrupt_entry+0xc0/0xc0
[  308.332879]  vprintk_emit+0x33d/0x930
[  308.336699]  ? wake_up_klogd+0x180/0x180
[  308.340761]  ? attach_entity_load_avg+0x810/0x860
[  308.345611]  ? __lock_acquire+0x600/0x4c20
[  308.349859]  ? mark_held_locks+0x130/0x130
[  308.354098]  ? print_usage_bug+0xc0/0xc0
[  308.358194]  ? find_held_lock+0x36/0x1c0
[  308.362271]  ? mark_held_locks+0xc7/0x130
[  308.366430]  vprintk_default+0x28/0x30
[  308.370326]  vprintk_func+0x7e/0x181
[  308.374059]  printk+0xa7/0xcf
[  308.377179]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  308.381978]  show_free_areas.cold.118+0x1f34/0x215d
[  308.387052]  ? si_meminfo_node+0x260/0x260
[  308.391327]  ? __lock_acquire+0x62f/0x4c20
[  308.395620]  ? __lock_acquire+0x62f/0x4c20
[  308.399875]  ? __lock_is_held+0xb5/0x140
[  308.403967]  ? mark_held_locks+0x130/0x130
[  308.408226]  ? zap_class+0x640/0x640
[  308.411951]  ? put_dec+0x3b/0xf0
[  308.415343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.420909]  ? find_held_lock+0x36/0x1c0
[  308.425029]  ? serial8250_console_write+0x8b3/0xb10
[  308.430070]  ? lock_downgrade+0x900/0x900
[  308.434281]  ? zap_class+0x640/0x640
[  308.438012]  ? zap_class+0x640/0x640
[  308.441768]  ? print_usage_bug+0xc0/0xc0
[  308.445841]  ? do_raw_spin_unlock+0xa7/0x330
[  308.450258]  ? trace_hardirqs_on+0x310/0x310
[  308.454672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.460230]  ? find_held_lock+0x36/0x1c0
[  308.464305]  ? mark_held_locks+0xc7/0x130
[  308.468471]  ? console_unlock+0xfcd/0x1160
[  308.472710]  ? netconsole_netdev_event+0x280/0x280
[  308.477643]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  308.482233]  ? trace_hardirqs_on+0xbd/0x310
[  308.486568]  ? vprintk_emit+0x33d/0x930
[  308.490580]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.495696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.501250]  ? netconsole_netdev_event+0x280/0x280
[  308.506196]  ? console_unlock+0x8d8/0x1160
[  308.510453]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  308.515137]  ? vprintk_emit+0x7f7/0x930
[  308.519122]  ? lock_release+0xa00/0xa00
[  308.523308]  ? preempt_count_add+0xbc/0x1b0
[  308.527636]  ? wake_up_klogd+0x11a/0x180
[  308.531715]  ? console_device+0xc0/0xc0
[  308.535693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.541241]  ? vprintk_emit+0x268/0x930
[  308.545233]  ? wake_up_klogd+0x180/0x180
[  308.549296]  ? trace_hardirqs_on_caller+0xc0/0x310
[  308.554229]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.558989]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.564466]  ? retint_kernel+0x1b/0x2d
[  308.568356]  ? trace_hardirqs_on+0x310/0x310
[  308.572781]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.577562]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  308.582327]  ? show_mem+0x1e/0x17b
[  308.585887]  show_mem+0x34/0x17b
[  308.589261]  dump_header+0x2f1/0xf72
[  308.592989]  ? mark_held_locks+0x130/0x130
[  308.597236]  ? pagefault_out_of_memory+0x197/0x197
[  308.602182]  ? __lock_acquire+0x62f/0x4c20
[  308.606433]  ? zap_class+0x640/0x640
[  308.610168]  ? percpu_ref_get_many+0x240/0x240
[  308.614806]  ? print_usage_bug+0xc0/0xc0
[  308.618902]  ? print_usage_bug+0xc0/0xc0
[  308.622972]  ? zap_class+0x640/0x640
[  308.626714]  ? print_usage_bug+0xc0/0xc0
[  308.630780]  ? print_usage_bug+0xc0/0xc0
[  308.634855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.640413]  ? find_held_lock+0x36/0x1c0
[  308.644497]  ? mark_held_locks+0xc7/0x130
[  308.648659]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  308.653769]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  308.658884]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  308.663472]  ? trace_hardirqs_on+0xbd/0x310
[  308.667800]  ? kasan_check_read+0x11/0x20
[  308.671962]  ? ___ratelimit+0x3b4/0x672
[  308.675952]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.681071]  ? trace_hardirqs_on+0x310/0x310
[  308.685487]  ? lock_downgrade+0x900/0x900
[  308.689652]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  308.694781]  ? ___ratelimit+0x3b9/0x672
[  308.698796]  ? idr_get_free+0xec0/0xec0
[  308.702786]  ? kasan_check_read+0x11/0x20
[  308.706951]  ? do_raw_spin_unlock+0xa7/0x330
[  308.711375]  oom_kill_process.cold.27+0x10/0x903
[  308.716149]  ? zap_class+0x640/0x640
[  308.719873]  ? _raw_spin_unlock+0x2c/0x50
[  308.724042]  ? oom_badness+0xe6/0xaa0
[  308.727886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  308.732855]  ? kasan_check_read+0x11/0x20
[  308.737039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.742341]  ? oom_evaluate_task+0x540/0x540
[  308.746787]  ? find_held_lock+0x36/0x1c0
[  308.750869]  ? out_of_memory+0x974/0x1430
[  308.755047]  ? lock_downgrade+0x900/0x900
[  308.759209]  ? check_preemption_disabled+0x48/0x280
[  308.764242]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  308.769182]  ? kasan_check_read+0x11/0x20
[  308.773337]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.778623]  ? rcu_softirq_qs+0x20/0x20
[  308.782613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.788156]  ? oom_evaluate_task+0x302/0x540
[  308.792580]  out_of_memory+0xa84/0x1430
[  308.796576]  ? oom_killer_disable+0x3a0/0x3a0
[  308.801085]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  308.806046]  ? __mutex_add_waiter+0x2a0/0x2a0
[  308.810576]  __alloc_pages_slowpath+0x22d4/0x2d70
[  308.815463]  ? warn_alloc+0x120/0x120
[  308.819274]  ? rcu_softirq_qs+0x20/0x20
[  308.823289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.828856]  ? should_fail+0x22d/0xd01
[  308.832751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.837860]  ? zap_class+0x640/0x640
[  308.841607]  ? __lock_is_held+0xb5/0x140
[  308.845683]  ? mark_held_locks+0x130/0x130
[  308.849921]  ? lock_release+0xa00/0xa00
[  308.853938]  ? perf_trace_sched_process_exec+0x860/0x860
[  308.859424]  ? __might_sleep+0x95/0x190
[  308.863421]  __alloc_pages_nodemask+0xa80/0xde0
[  308.868101]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  308.873127]  ? __page_cache_alloc+0x191/0x5c0
[  308.877630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  308.882587]  ? kasan_check_read+0x11/0x20
[  308.886749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.892047]  ? zap_class+0x640/0x640
[  308.895786]  ? zap_class+0x640/0x640
[  308.899546]  ? zap_class+0x640/0x640
[  308.903288]  ? __do_page_cache_readahead+0x7ce/0x980
[  308.908407]  ? find_held_lock+0x36/0x1c0
[  308.912479]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  308.918038]  alloc_pages_current+0x173/0x350
[  308.922460]  __page_cache_alloc+0x38c/0x5c0
[  308.926787]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  308.931719]  ? kasan_check_read+0x11/0x20
[  308.935872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.941160]  ? generic_perform_write+0x6a0/0x6a0
[  308.945929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.951495]  ? check_preemption_disabled+0x48/0x280
[  308.956542]  filemap_fault+0x1594/0x25f0
[  308.960629]  ? __lock_page_or_retry+0xa00/0xa00
[  308.965310]  ? mark_held_locks+0x130/0x130
[  308.969594]  ? rcu_softirq_qs+0x20/0x20
[  308.973605]  ? filemap_map_pages+0xe04/0x1990
[  308.978125]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  308.983076]  ? futex_wait_setup+0x15c/0x3e0
[  308.987415]  ? zap_class+0x640/0x640
[  308.991143]  ? lock_acquire+0x1ed/0x520
[  308.995222]  ? alloc_set_pte+0x1447/0x1f40
[  308.999480]  ? lock_acquire+0x1ed/0x520
[  309.003459]  ? ext4_filemap_fault+0x7a/0xad
[  309.007794]  ? lock_release+0xa00/0xa00
[  309.011776]  ? perf_trace_sched_process_exec+0x860/0x860
[  309.017252]  ? print_usage_bug+0xc0/0xc0
[  309.021324]  ? print_usage_bug+0xc0/0xc0
[  309.025409]  ? down_read+0x8d/0x120
[  309.029059]  ? ext4_filemap_fault+0x7a/0xad
[  309.033432]  ? __down_interruptible+0x700/0x700
[  309.038119]  ext4_filemap_fault+0x82/0xad
[  309.042309]  __do_fault+0x100/0x6b0
[  309.045951]  ? unlock_page+0x2c2/0x4c0
[  309.049849]  ? pmd_devmap_trans_unstable+0x220/0x220
[  309.054962]  ? mark_held_locks+0x130/0x130
[  309.059209]  ? mark_held_locks+0x130/0x130
[  309.063449]  ? do_raw_spin_trylock+0x270/0x270
[  309.068077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.073649]  __handle_mm_fault+0x307c/0x5920
[  309.078087]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  309.082940]  ? kasan_check_read+0x11/0x20
[  309.087093]  ? _copy_to_user+0xc8/0x110
[  309.091076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.096631]  ? zap_class+0x640/0x640
[  309.100348]  ? zap_class+0x640/0x640
[  309.104101]  ? find_held_lock+0x36/0x1c0
[  309.108185]  ? handle_mm_fault+0x42a/0xc70
[  309.112425]  ? lock_downgrade+0x900/0x900
[  309.116598]  ? check_preemption_disabled+0x48/0x280
[  309.121628]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  309.126581]  ? kasan_check_read+0x11/0x20
[  309.130786]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.136079]  ? rcu_softirq_qs+0x20/0x20
[  309.140072]  ? trace_hardirqs_off_caller+0x310/0x310
[  309.145200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.150742]  ? check_preemption_disabled+0x48/0x280
[  309.155780]  handle_mm_fault+0x54f/0xc70
[  309.159847]  ? __handle_mm_fault+0x5920/0x5920
[  309.164454]  ? find_vma+0x34/0x190
[  309.168047]  __do_page_fault+0x5e8/0xe60
[  309.172125]  ? trace_hardirqs_off+0xb8/0x310
[  309.176537]  ? __ia32_sys_read+0xb0/0xb0
[  309.180616]  do_page_fault+0xf2/0x7e0
[  309.184437]  ? vmalloc_sync_all+0x30/0x30
[  309.188619]  ? error_entry+0x70/0xd0
[  309.192361]  ? trace_hardirqs_off_caller+0xbb/0x310
[  309.197399]  ? trace_hardirqs_on_caller+0xc0/0x310
[  309.202352]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.207284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.212134]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.217153]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.222615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.228152]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.233174]  ? page_fault+0x8/0x30
[  309.236721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.241576]  ? page_fault+0x8/0x30
[  309.245125]  page_fault+0x1e/0x30
[  309.248583] RIP: 0033:0x4727a0
[  309.251805] Code: Bad RIP value.
[  309.255178] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  309.260566] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  309.267848] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  309.275153] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  309.282433] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  309.289744] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  309.297102] warn_alloc_show_mem: 1 callbacks suppressed
[  309.297114] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  309.297116] Mem-Info:
[  309.297160] active_anon:48509 inactive_anon:132 isolated_anon:0
[  309.297160]  active_file:12 inactive_file:13 isolated_file:0
[  309.297160]  unevictable:0 dirty:0 writeback:0 unstable:0
[  309.297160]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  309.297160]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  309.297160]  free:13771 free_pcp:124 free_cma:0
[  309.302528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.302539] Call Trace:
[  309.309492] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  309.311893]  <IRQ>
[  309.344789] Node 0 
[  309.354172]  dump_stack+0x244/0x39d
[  309.356755] 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
[  309.384148]  ? dump_stack_print_info.cold.1+0x20/0x20
[  309.386281] lowmem_reserve[]:
[  309.388525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.392132]  0
[  309.417642]  warn_alloc.cold.117+0xb7/0x1bd
[  309.422805]  2818
[  309.425907]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.431427]  6321
[  309.433232]  ? lock_downgrade+0x900/0x900
[  309.437544]  6321
[  309.439612]  ? trace_hardirqs_off+0xb8/0x310
[  309.446508]  ? trace_hardirqs_off+0xb8/0x310
[  309.450640] Node 0 
[  309.452727]  __alloc_pages_slowpath+0x2660/0x2d70
[  309.457350] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  309.461761]  ? warn_alloc+0x120/0x120
[  309.463960] lowmem_reserve[]:
[  309.468799]  ? warn_alloc+0x120/0x120
[  309.495758]  0
[  309.499581]  ? print_usage_bug+0xc0/0xc0
[  309.502659]  0 3503
[  309.506476]  ? warn_alloc+0x120/0x120
[  309.508252]  3503
[  309.512321]  ? print_usage_bug+0xc0/0xc0
[  309.514542] Node 0 
[  309.518354]  ? __lock_acquire+0x62f/0x4c20
[  309.520428] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  309.524473]  ? __lock_acquire+0x62f/0x4c20
[  309.526681] lowmem_reserve[]: 0
[  309.530954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.559052]  0 0
[  309.563495]  ? should_fail+0x22d/0xd01
[  309.566754]  0
[  309.572294]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.578130]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.579922] Node 0 
[  309.585208]  ? __lock_acquire+0x62f/0x4c20
[  309.590313] DMA: 1*4kB 
[  309.592613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.596855] (U) 
[  309.599438]  ? __lock_acquire+0x62f/0x4c20
[  309.604520] 0*8kB 
[  309.606497]  ? should_fail+0x22d/0xd01
[  309.610712] 0*16kB 
[  309.612866]  ? rcu_irq_exit+0x1a2/0x390
[  309.616730] 1*32kB 
[  309.618971]  ? mark_held_locks+0x130/0x130
[  309.622918] (U) 
[  309.625158]  ? mark_held_locks+0x130/0x130
[  309.629369] 2*64kB (U) 
[  309.631366]  ? mark_held_locks+0xc7/0x130
[  309.635586] 1*128kB (U) 
[  309.638180]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  309.642302] 1*256kB (U) 
[  309.645005]  ? zap_class+0x640/0x640
[  309.650011] 0*512kB 1*1024kB 
[  309.652724]  ? print_usage_bug+0xc0/0xc0
[  309.656410] (U) 1*2048kB 
[  309.659525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.663591] (M) 
[  309.666348]  ? check_preemption_disabled+0x48/0x280
[  309.671865] 3*4096kB 
[  309.673847]  ? __lock_is_held+0xb5/0x140
[  309.678863] (M) 
[  309.681275]  __alloc_pages_nodemask+0xa80/0xde0
[  309.685311] = 15908kB
[  309.687287]  ? zap_class+0x640/0x640
[  309.691934] Node 0 
[  309.694348]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  309.698047] DMA32: 
[  309.700291]  ? find_held_lock+0x36/0x1c0
[  309.705288] 4*4kB 
[  309.707542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.711582] (M) 
[  309.713748]  ? lock_downgrade+0x900/0x900
[  309.718397] 0*8kB 
[  309.720376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.724499] 2*16kB 
[  309.726647]  cache_grow_begin+0xa5/0x8c0
[  309.732162] (M) 
[  309.734395]  ? do_raw_spin_unlock+0xa7/0x330
[  309.738440] 2*32kB 
[  309.740419]  fallback_alloc+0x204/0x2e0
[  309.744804] (UM) 
[  309.747054]  ____cache_alloc_node+0x1c7/0x1e0
[  309.751004] 4*64kB 
[  309.753077]  kmem_cache_alloc_node+0xe3/0x730
[  309.757541] (UM) 4*128kB 
[  309.759794]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.764270] (M) 
[  309.767058]  __alloc_skb+0x119/0x770
[  309.771430] 3*256kB (M) 
[  309.773445]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.777147] 4*512kB 
[  309.779814]  ? netdev_alloc_frag+0x1f0/0x1f0
[  309.785074] (UM) 
[  309.787400]  ? lock_downgrade+0x900/0x900
[  309.791786] 3*1024kB 
[  309.793864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.797990] (UM) 
[  309.800408]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.805919] 3*2048kB 
[  309.807978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.813403] (UM) 
[  309.815809]  ? addrconf_rs_timer+0x690/0x690
[  309.821238] 3*4096kB 
[  309.823330]  ndisc_alloc_skb+0x144/0x340
[  309.827708] (M) 
[  309.830114]  ndisc_send_rs+0x331/0x6e0
[  309.834167] = 25200kB
[  309.834187] Node 0 
[  309.836165]  addrconf_rs_timer+0x314/0x690
[  309.840036] Normal: 
[  309.842456]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.844674] 786*4kB 
[  309.848916]  call_timer_fn+0x272/0x920
[  309.851208] (MEH) 
[  309.855435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.857748] 440*8kB 
[  309.861636]  ? process_timeout+0x40/0x40
[  309.863767] (UMEH) 
[  309.868007]  ? __run_timers+0x7da/0xc70
[  309.870299] 141*16kB (MEH) 
[  309.874372]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.876584] 54*32kB (MEH) 
[  309.880563]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.880579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.883501] 14*64kB 
[  309.887993]  ? lockdep_hardirqs_on+0x296/0x5b0
[  309.890810] (UME) 1*128kB 
[  309.895314]  ? trace_hardirqs_on+0xbd/0x310
[  309.899526] (H) 
[  309.901856]  ? kasan_check_read+0x11/0x20
[  309.906413] 1*256kB 
[  309.909255]  ? __run_timers+0x7da/0xc70
[  309.913566] (H) 2*512kB 
[  309.915551]  ? trace_hardirqs_off_caller+0x310/0x310
[  309.919677] (H) 1*1024kB 
[  309.922009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.925969] (U) 
[  309.928636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.933721] 0*2048kB 
[  309.936480]  __run_timers+0x7e5/0xc70
[  309.940691] 0*4096kB 
[  309.942671]  ? timer_fixup_init+0x70/0x70
[  309.946877] = 13976kB
[  309.949298]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.953094] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  309.955500]  ? zap_class+0x640/0x640
[  309.959647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  309.962071]  ? enqueue_hrtimer+0x1a5/0x560
[  309.967073] 163 total pagecache pages
[  309.975902]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.979603] 0 pages in swap cache
[  309.988171]  ? find_held_lock+0x36/0x1c0
[  309.992389] Swap cache stats: add 0, delete 0, find 0/0
[  309.996193]  ? zap_class+0x640/0x640
[  310.001365] Free swap  = 0kB
[  310.004819]  ? pvclock_read_flags+0x160/0x160
[  310.008857] Total swap = 0kB
[  310.014230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.017919] 1965979 pages RAM
[  310.020935]  ? check_preemption_disabled+0x48/0x280
[  310.025401] 0 pages HighMem/MovableOnly
[  310.025410] 342867 pages reserved
[  310.028431]  ? __lock_is_held+0xb5/0x140
[  310.033942] 0 pages cma reserved
[  310.037066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.042142] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.046036]  ? check_preemption_disabled+0x48/0x280
[  310.046062]  run_timer_softirq+0x52/0xb0
[  310.046080]  ? rcu_read_lock_sched_held+0x14f/0x180
[  310.049631] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.053605]  __do_softirq+0x308/0xb7e
[  310.056961] syz-fuzzer cpuset=
[  310.062502]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  310.068976] /
[  310.073991]  ? lock_downgrade+0x900/0x900
[  310.078044]  mems_allowed=0
[  310.083074]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  310.118631]  ? pvclock_read_flags+0x160/0x160
[  310.123136]  ? lapic_next_event+0x5a/0x90
[  310.127301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.132881]  ? kvm_clock_read+0x18/0x30
[  310.136856]  ? kvm_sched_clock_read+0x9/0x20
[  310.141267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.146805]  ? check_preemption_disabled+0x48/0x280
[  310.151829]  irq_exit+0x17f/0x1c0
[  310.155282]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.160134]  ? smp_reschedule_interrupt+0x109/0x650
[  310.165162]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.171067]  ? interrupt_entry+0xb5/0xc0
[  310.175133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.180153]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.185173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.190030]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.195071]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.200095]  ? task_prio+0x50/0x50
[  310.203650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.209192]  ? check_preemption_disabled+0x48/0x280
[  310.214236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.219090]  apic_timer_interrupt+0xf/0x20
[  310.223335]  </IRQ>
[  310.225576] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  310.231468] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  310.250370] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  310.258104] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  310.265390] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  310.272659] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  310.279925] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  310.287194] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  310.294501]  ? save_stack+0xa9/0xd0
[  310.298143]  __kmalloc_node_track_caller+0x33/0x70
[  310.303087]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  310.307866]  pskb_expand_head+0x230/0x10f0
[  310.312127]  ? memcpy+0x45/0x50
[  310.315409]  ? __copy_skb_header+0x350/0x6b0
[  310.319821]  ? skb_release_data+0x880/0x880
[  310.324161]  ? __alloc_skb+0x770/0x770
[  310.328095]  ? __lock_is_held+0xb5/0x140
[  310.332175]  ? kasan_check_write+0x14/0x20
[  310.336412]  ? __skb_clone+0x6c7/0xa00
[  310.340308]  ? __copy_skb_header+0x6b0/0x6b0
[  310.344717]  ? kmem_cache_alloc+0x33a/0x730
[  310.349057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.354606]  skb_ensure_writable+0x3dd/0x640
[  310.359028]  ? skb_checksum_setup+0xaa0/0xaa0
[  310.363532]  ? check_preemption_disabled+0x48/0x280
[  310.368553]  ? __this_cpu_preempt_check+0x1c/0x20
[  310.373411]  ? __bpf_redirect+0x54b/0xb20
[  310.377570]  bpf_clone_redirect+0x14a/0x490
[  310.381902]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  310.386949]  ? __sched_text_start+0x8/0x8
[  310.391100]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.396340]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  310.400927]  ? retint_kernel+0x2d/0x2d
[  310.404840]  ? find_held_lock+0x36/0x1c0
[  310.408914]  ? lock_acquire+0x1ed/0x520
[  310.412892]  ? bpf_test_run+0x3cb/0x780
[  310.416865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.422403]  ? check_preemption_disabled+0x48/0x280
[  310.427441]  ? kasan_check_read+0x11/0x20
[  310.431598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.436889]  ? rcu_softirq_qs+0x20/0x20
[  310.440869]  ? preempt_schedule+0x4d/0x60
[  310.445017]  ? ___preempt_schedule+0x16/0x18
[  310.449450]  ? bpf_test_run+0x25d/0x780
[  310.453455]  ? netlink_diag_dump+0x2a0/0x2a0
[  310.457875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.463409]  ? bpf_test_init.isra.10+0x70/0x100
[  310.468093]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  310.472856]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  310.477695]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.483235]  ? fput+0x130/0x1a0
[  310.486516]  ? __bpf_prog_get+0x9b/0x290
[  310.490595]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  310.495443]  ? bpf_prog_test_run+0x130/0x1a0
[  310.499857]  ? __x64_sys_bpf+0x3d8/0x520
[  310.503918]  ? bpf_prog_get+0x20/0x20
[  310.507738]  ? do_syscall_64+0x1b9/0x820
[  310.511817]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  310.517182]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.522119]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.527141]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.532164]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  310.538832]  ? __switch_to_asm+0x40/0x70
[  310.542891]  ? __switch_to_asm+0x34/0x70
[  310.546959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.551808]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.557192] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  310.557286] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.564373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.564389] Call Trace:
[  310.570972] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.580217]  <IRQ>
[  310.582791] syz-executor5 cpuset=
[  310.593275]  dump_stack+0x244/0x39d
[  310.595414] syz5
[  310.598863]  ? dump_stack_print_info.cold.1+0x20/0x20
[  310.602475]  mems_allowed=0
[  310.604447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.618106]  warn_alloc.cold.117+0xb7/0x1bd
[  310.622431]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.627291]  ? lock_downgrade+0x900/0x900
[  310.631457]  ? trace_hardirqs_off+0xb8/0x310
[  310.635877]  ? trace_hardirqs_off+0xb8/0x310
[  310.640296]  __alloc_pages_slowpath+0x2660/0x2d70
[  310.645173]  ? warn_alloc+0x120/0x120
[  310.648979]  ? warn_alloc+0x120/0x120
[  310.652805]  ? print_usage_bug+0xc0/0xc0
[  310.656883]  ? warn_alloc+0x120/0x120
[  310.660704]  ? print_usage_bug+0xc0/0xc0
[  310.664765]  ? __lock_acquire+0x62f/0x4c20
[  310.668999]  ? __lock_acquire+0x62f/0x4c20
[  310.673250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.678786]  ? should_fail+0x22d/0xd01
[  310.682676]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.687779]  ? __lock_acquire+0x62f/0x4c20
[  310.692029]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.697136]  ? __lock_acquire+0x62f/0x4c20
[  310.701367]  ? should_fail+0x22d/0xd01
[  310.705254]  ? find_held_lock+0x36/0x1c0
[  310.709358]  ? mark_held_locks+0x130/0x130
[  310.713598]  ? mark_held_locks+0x130/0x130
[  310.717835]  ? zap_class+0x640/0x640
[  310.721571]  ? zap_class+0x640/0x640
[  310.725290]  ? print_usage_bug+0xc0/0xc0
[  310.729348]  ? do_raw_spin_unlock+0xa7/0x330
[  310.733758]  ? zap_class+0x640/0x640
[  310.737470]  ? print_usage_bug+0xc0/0xc0
[  310.741540]  ? wq_watchdog_touch+0x9c/0xfe
[  310.745802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.751379]  ? check_preemption_disabled+0x48/0x280
[  310.756408]  ? __lock_is_held+0xb5/0x140
[  310.760492]  __alloc_pages_nodemask+0xa80/0xde0
[  310.765177]  ? zap_class+0x640/0x640
[  310.768897]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  310.773926]  ? find_held_lock+0x36/0x1c0
[  310.778008]  ? ____cache_alloc_node+0x1c7/0x1e0
[  310.782687]  ? lock_downgrade+0x900/0x900
[  310.786844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.792409]  cache_grow_begin+0xa5/0x8c0
[  310.796471]  ? do_raw_spin_unlock+0xa7/0x330
[  310.800900]  fallback_alloc+0x204/0x2e0
[  310.804882]  ____cache_alloc_node+0x1c7/0x1e0
[  310.809386]  kmem_cache_alloc_node+0xe3/0x730
[  310.813885]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.818135]  __alloc_skb+0x119/0x770
[  310.821868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.827153]  ? netdev_alloc_frag+0x1f0/0x1f0
[  310.831570]  ? lock_downgrade+0x900/0x900
[  310.835756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.841298]  ? refcount_sub_and_test_checked+0x203/0x310
[  310.846757]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  310.852215]  ? addrconf_rs_timer+0x690/0x690
[  310.856636]  ndisc_alloc_skb+0x144/0x340
[  310.860702]  ndisc_send_rs+0x331/0x6e0
[  310.864598]  addrconf_rs_timer+0x314/0x690
[  310.868841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.873103]  call_timer_fn+0x272/0x920
[  310.876997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.881253]  ? process_timeout+0x40/0x40
[  310.885329]  ? mark_held_locks+0xc7/0x130
[  310.889483]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.893982]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.898478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.902713]  ? lockdep_hardirqs_on+0x296/0x5b0
[  310.907333]  ? trace_hardirqs_on+0xbd/0x310
[  310.911659]  ? kasan_check_read+0x11/0x20
[  310.915808]  ? __run_timers+0x7da/0xc70
[  310.919791]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.924905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.929158]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.933392]  __run_timers+0x7e5/0xc70
[  310.937221]  ? timer_fixup_init+0x70/0x70
[  310.941387]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.946403]  ? zap_class+0x640/0x640
[  310.950124]  ? print_usage_bug+0xc0/0xc0
[  310.954216]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.959417]  ? find_held_lock+0x36/0x1c0
[  310.963496]  ? zap_class+0x640/0x640
[  310.967222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.972797]  ? check_preemption_disabled+0x48/0x280
[  310.977833]  ? __lock_is_held+0xb5/0x140
[  310.981912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.987467]  ? check_preemption_disabled+0x48/0x280
[  310.992492]  run_timer_softirq+0x52/0xb0
[  310.996576]  ? rcu_read_lock_sched_held+0x14f/0x180
[  311.001591]  __do_softirq+0x308/0xb7e
[  311.005465]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  311.009982]  ? lock_downgrade+0x900/0x900
[  311.014147]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  311.019285]  ? pvclock_read_flags+0x160/0x160
[  311.023801]  ? lapic_next_event+0x5a/0x90
[  311.027967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.033514]  ? kvm_clock_read+0x18/0x30
[  311.037492]  ? kvm_sched_clock_read+0x9/0x20
[  311.041921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.047477]  ? check_preemption_disabled+0x48/0x280
[  311.052543]  irq_exit+0x17f/0x1c0
[  311.056004]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.060878]  ? smp_reschedule_interrupt+0x109/0x650
[  311.065913]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.071806]  ? interrupt_entry+0xb5/0xc0
[  311.075874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.080893]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.085931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.090784]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.095799]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.100817]  ? task_prio+0x50/0x50
[  311.104378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.109916]  ? check_preemption_disabled+0x48/0x280
[  311.114935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.119790]  apic_timer_interrupt+0xf/0x20
[  311.124029]  </IRQ>
[  311.126276] RIP: 0010:console_unlock+0xffa/0x1160
[  311.131151] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  311.150111] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  311.157889] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  311.165173] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  311.172442] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  311.179757] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  311.187083] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  311.194367]  ? netconsole_netdev_event+0x280/0x280
[  311.199311]  ? console_unlock+0xff1/0x1160
[  311.203590]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  311.208269]  ? lock_release+0xa00/0xa00
[  311.212271]  ? interrupt_entry+0xc0/0xc0
[  311.216353]  vprintk_emit+0x33d/0x930
[  311.220161]  ? wake_up_klogd+0x180/0x180
[  311.224231]  ? attach_entity_load_avg+0x810/0x860
[  311.229074]  ? __lock_acquire+0x600/0x4c20
[  311.233313]  ? mark_held_locks+0x130/0x130
[  311.237556]  ? print_usage_bug+0xc0/0xc0
[  311.241624]  ? find_held_lock+0x36/0x1c0
[  311.245694]  ? mark_held_locks+0xc7/0x130
[  311.249848]  vprintk_default+0x28/0x30
[  311.253737]  vprintk_func+0x7e/0x181
[  311.257478]  printk+0xa7/0xcf
[  311.260587]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  311.265361]  show_free_areas.cold.118+0x1f34/0x215d
[  311.270416]  ? si_meminfo_node+0x260/0x260
[  311.274662]  ? __lock_acquire+0x62f/0x4c20
[  311.278910]  ? __lock_acquire+0x62f/0x4c20
[  311.283145]  ? __lock_is_held+0xb5/0x140
[  311.287252]  ? mark_held_locks+0x130/0x130
[  311.291530]  ? zap_class+0x640/0x640
[  311.295292]  ? put_dec+0x3b/0xf0
[  311.298666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.304219]  ? find_held_lock+0x36/0x1c0
[  311.308313]  ? serial8250_console_write+0x8b3/0xb10
[  311.313336]  ? lock_downgrade+0x900/0x900
[  311.317493]  ? zap_class+0x640/0x640
[  311.321231]  ? zap_class+0x640/0x640
[  311.324946]  ? print_usage_bug+0xc0/0xc0
[  311.329007]  ? do_raw_spin_unlock+0xa7/0x330
[  311.333425]  ? trace_hardirqs_on+0x310/0x310
[  311.337833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.343379]  ? find_held_lock+0x36/0x1c0
[  311.347449]  ? mark_held_locks+0xc7/0x130
[  311.351616]  ? console_unlock+0xfcd/0x1160
[  311.355867]  ? netconsole_netdev_event+0x280/0x280
[  311.360799]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.365382]  ? trace_hardirqs_on+0xbd/0x310
[  311.369704]  ? vprintk_emit+0x33d/0x930
[  311.373680]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.378789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.384334]  ? netconsole_netdev_event+0x280/0x280
[  311.389271]  ? console_unlock+0x8d8/0x1160
[  311.393532]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  311.398201]  ? vprintk_emit+0x7f7/0x930
[  311.402193]  ? lock_release+0xa00/0xa00
[  311.406186]  ? preempt_count_add+0xbc/0x1b0
[  311.410512]  ? wake_up_klogd+0x11a/0x180
[  311.414593]  ? console_device+0xc0/0xc0
[  311.418575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.424124]  ? vprintk_emit+0x268/0x930
[  311.428110]  ? wake_up_klogd+0x180/0x180
[  311.432173]  ? trace_hardirqs_on_caller+0xc0/0x310
[  311.437157]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.441935]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.447406]  ? retint_kernel+0x1b/0x2d
[  311.451301]  ? trace_hardirqs_on+0x310/0x310
[  311.455919]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.460704]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  311.465480]  ? show_mem+0x1e/0x17b
[  311.469035]  show_mem+0x34/0x17b
[  311.472417]  dump_header+0x2f1/0xf72
[  311.476141]  ? mark_held_locks+0x130/0x130
[  311.480376]  ? pagefault_out_of_memory+0x197/0x197
[  311.485317]  ? __lock_acquire+0x62f/0x4c20
[  311.489555]  ? zap_class+0x640/0x640
[  311.493333]  ? percpu_ref_get_many+0x240/0x240
[  311.497966]  ? print_usage_bug+0xc0/0xc0
[  311.502037]  ? print_usage_bug+0xc0/0xc0
[  311.506119]  ? zap_class+0x640/0x640
[  311.509869]  ? print_usage_bug+0xc0/0xc0
[  311.513931]  ? print_usage_bug+0xc0/0xc0
[  311.518014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.523583]  ? find_held_lock+0x36/0x1c0
[  311.527655]  ? mark_held_locks+0xc7/0x130
[  311.531870]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.537000]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.542127]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.546735]  ? trace_hardirqs_on+0xbd/0x310
[  311.551062]  ? kasan_check_read+0x11/0x20
[  311.555243]  ? ___ratelimit+0x3b4/0x672
[  311.559224]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.564881]  ? trace_hardirqs_on+0x310/0x310
[  311.569329]  ? lock_downgrade+0x900/0x900
[  311.573538]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.578687]  ? ___ratelimit+0x3b9/0x672
[  311.582676]  ? idr_get_free+0xec0/0xec0
[  311.586658]  ? kasan_check_read+0x11/0x20
[  311.590886]  ? do_raw_spin_unlock+0xa7/0x330
[  311.595328]  oom_kill_process.cold.27+0x10/0x903
[  311.600102]  ? zap_class+0x640/0x640
[  311.603821]  ? _raw_spin_unlock+0x2c/0x50
[  311.608001]  ? oom_badness+0xe6/0xaa0
[  311.611878]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  311.616887]  ? kasan_check_read+0x11/0x20
[  311.621125]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.626407]  ? oom_evaluate_task+0x540/0x540
[  311.630856]  ? find_held_lock+0x36/0x1c0
[  311.634951]  ? out_of_memory+0x974/0x1430
[  311.639104]  ? lock_downgrade+0x900/0x900
[  311.643292]  ? check_preemption_disabled+0x48/0x280
[  311.648338]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  311.653271]  ? kasan_check_read+0x11/0x20
[  311.657423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.662757]  ? rcu_softirq_qs+0x20/0x20
[  311.666775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.672314]  ? oom_evaluate_task+0x302/0x540
[  311.676758]  out_of_memory+0xa84/0x1430
[  311.680794]  ? oom_killer_disable+0x3a0/0x3a0
[  311.685300]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  311.690236]  ? __mutex_add_waiter+0x2a0/0x2a0
[  311.694748]  __alloc_pages_slowpath+0x22d4/0x2d70
[  311.699624]  ? warn_alloc+0x120/0x120
[  311.703437]  ? rcu_softirq_qs+0x20/0x20
[  311.707521]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.713108]  ? should_fail+0x22d/0xd01
[  311.717001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.722140]  ? zap_class+0x640/0x640
[  311.725884]  ? __lock_is_held+0xb5/0x140
[  311.729961]  ? mark_held_locks+0x130/0x130
[  311.734199]  ? lock_release+0xa00/0xa00
[  311.738194]  ? perf_trace_sched_process_exec+0x860/0x860
[  311.743706]  ? __might_sleep+0x95/0x190
[  311.747730]  __alloc_pages_nodemask+0xa80/0xde0
[  311.752410]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  311.757435]  ? __page_cache_alloc+0x191/0x5c0
[  311.761936]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  311.766868]  ? kasan_check_read+0x11/0x20
[  311.771029]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.776313]  ? zap_class+0x640/0x640
[  311.780053]  ? zap_class+0x640/0x640
[  311.783781]  ? zap_class+0x640/0x640
[  311.787497]  ? __do_page_cache_readahead+0x7ce/0x980
[  311.792619]  ? find_held_lock+0x36/0x1c0
[  311.796690]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  311.802253]  alloc_pages_current+0x173/0x350
[  311.806673]  __page_cache_alloc+0x38c/0x5c0
[  311.810999]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  311.815937]  ? kasan_check_read+0x11/0x20
[  311.820089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.825377]  ? generic_perform_write+0x6a0/0x6a0
[  311.830141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.835699]  ? check_preemption_disabled+0x48/0x280
[  311.840724]  filemap_fault+0x1594/0x25f0
[  311.844801]  ? __lock_page_or_retry+0xa00/0xa00
[  311.849486]  ? mark_held_locks+0x130/0x130
[  311.853737]  ? rcu_softirq_qs+0x20/0x20
[  311.857728]  ? filemap_map_pages+0xe04/0x1990
[  311.862241]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  311.867179]  ? futex_wait_setup+0x15c/0x3e0
[  311.871512]  ? zap_class+0x640/0x640
[  311.875238]  ? lock_acquire+0x1ed/0x520
[  311.879227]  ? alloc_set_pte+0x1447/0x1f40
[  311.883481]  ? lock_acquire+0x1ed/0x520
[  311.887456]  ? ext4_filemap_fault+0x7a/0xad
[  311.891785]  ? lock_release+0xa00/0xa00
[  311.895758]  ? perf_trace_sched_process_exec+0x860/0x860
[  311.901211]  ? print_usage_bug+0xc0/0xc0
[  311.905274]  ? print_usage_bug+0xc0/0xc0
[  311.909354]  ? down_read+0x8d/0x120
[  311.912988]  ? ext4_filemap_fault+0x7a/0xad
[  311.917319]  ? __down_interruptible+0x700/0x700
[  311.921999]  ext4_filemap_fault+0x82/0xad
[  311.926166]  __do_fault+0x100/0x6b0
[  311.929801]  ? unlock_page+0x2c2/0x4c0
[  311.933695]  ? pmd_devmap_trans_unstable+0x220/0x220
[  311.938800]  ? mark_held_locks+0x130/0x130
[  311.943056]  ? mark_held_locks+0x130/0x130
[  311.947293]  ? do_raw_spin_trylock+0x270/0x270
[  311.951891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.957439]  __handle_mm_fault+0x307c/0x5920
[  311.961860]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  311.966716]  ? kasan_check_read+0x11/0x20
[  311.970872]  ? _copy_to_user+0xc8/0x110
[  311.974866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.980415]  ? zap_class+0x640/0x640
[  311.984134]  ? zap_class+0x640/0x640
[  311.987867]  ? find_held_lock+0x36/0x1c0
[  311.991935]  ? handle_mm_fault+0x42a/0xc70
[  311.996175]  ? lock_downgrade+0x900/0x900
[  312.000323]  ? check_preemption_disabled+0x48/0x280
[  312.005355]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  312.010298]  ? kasan_check_read+0x11/0x20
[  312.014449]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.019778]  ? rcu_softirq_qs+0x20/0x20
[  312.023761]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.028909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.034457]  ? check_preemption_disabled+0x48/0x280
[  312.039503]  handle_mm_fault+0x54f/0xc70
[  312.043585]  ? __handle_mm_fault+0x5920/0x5920
[  312.048174]  ? find_vma+0x34/0x190
[  312.051721]  __do_page_fault+0x5e8/0xe60
[  312.055789]  ? trace_hardirqs_off+0xb8/0x310
[  312.060199]  ? __ia32_sys_read+0xb0/0xb0
[  312.064275]  do_page_fault+0xf2/0x7e0
[  312.068086]  ? vmalloc_sync_all+0x30/0x30
[  312.072237]  ? error_entry+0x70/0xd0
[  312.075964]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.080985]  ? trace_hardirqs_on_caller+0xc0/0x310
[  312.085916]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.090845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.095688]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.100710]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.106168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.111721]  ? prepare_exit_to_usermode+0x291/0x3b0
[  312.116740]  ? page_fault+0x8/0x30
[  312.120347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.125196]  ? page_fault+0x8/0x30
[  312.128742]  page_fault+0x1e/0x30
[  312.132192] RIP: 0033:0x4727a0
[  312.135398] Code: Bad RIP value.
[  312.138759] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  312.144126] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  312.151402] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  312.158683] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  312.165954] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  312.173225] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  312.180521] warn_alloc_show_mem: 1 callbacks suppressed
[  312.180534] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  312.180536] Mem-Info:
[  312.180575] active_anon:48509 inactive_anon:132 isolated_anon:0
[  312.180575]  active_file:12 inactive_file:13 isolated_file:0
[  312.180575]  unevictable:0 dirty:0 writeback:0 unstable:0
[  312.180575]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  312.180575]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  312.180575]  free:13771 free_pcp:124 free_cma:0
[  312.185942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.192879] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  312.195280] Call Trace:
[  312.228165] Node 0 
[  312.237520]  <IRQ>
[  312.264946] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  312.267513]  dump_stack+0x244/0x39d
[  312.269721] lowmem_reserve[]:
[  312.271869]  ? dump_stack_print_info.cold.1+0x20/0x20
[  312.297348]  0 2818
[  312.300996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.304084]  6321
[  312.309281]  warn_alloc.cold.117+0xb7/0x1bd
[  312.311503]  6321
[  312.317063]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.319103] Node 0 
[  312.323424]  ? lock_downgrade+0x900/0x900
[  312.325500] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  312.330317]  ? trace_hardirqs_off+0xb8/0x310
[  312.332542] lowmem_reserve[]:
[  312.336691]  ? trace_hardirqs_off+0xb8/0x310
[  312.363645]  0 0
[  312.368084]  __alloc_pages_slowpath+0x2660/0x2d70
[  312.371168]  3503
[  312.375602]  ? warn_alloc+0x120/0x120
[  312.377537]  3503
[  312.382378]  ? warn_alloc+0x120/0x120
[  312.388226]  ? print_usage_bug+0xc0/0xc0
[  312.390267] Node 0 
[  312.394068]  ? warn_alloc+0x120/0x120
[  312.398134] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  312.400343]  ? print_usage_bug+0xc0/0xc0
[  312.404134] lowmem_reserve[]:
[  312.432330]  ? __lock_acquire+0x62f/0x4c20
[  312.436366]  0 0
[  312.439481]  ? __lock_acquire+0x62f/0x4c20
[  312.443692]  0 0
[  312.445691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.451888]  ? should_fail+0x22d/0xd01
[  312.457405] Node 0 
[  312.461288]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.461299] DMA: 
[  312.463532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.468837] 1*4kB 
[  312.470901]  ? __lock_acquire+0x62f/0x4c20
[  312.475983] (U) 
[  312.478134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.482357] 0*8kB 
[  312.484342]  ? __lock_acquire+0x62f/0x4c20
[  312.489427] 0*16kB 
[  312.491573]  ? should_fail+0x22d/0xd01
[  312.495795] 1*32kB 
[  312.498042]  ? rcu_irq_exit+0x1a2/0x390
[  312.501908] (U) 
[  312.504153]  ? mark_held_locks+0x130/0x130
[  312.508105] 2*64kB 
[  312.510085]  ? mark_held_locks+0x130/0x130
[  312.514301] (U) 
[  312.516540]  ? mark_held_locks+0xc7/0x130
[  312.520943] 1*128kB (U) 
[  312.522933]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  312.527054] 1*256kB (U) 
[  312.529739]  ? zap_class+0x640/0x640
[  312.534735] 0*512kB 
[  312.537423]  ? print_usage_bug+0xc0/0xc0
[  312.541122] 1*1024kB 
[  312.543451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.547488] (U) 
[  312.549902]  ? check_preemption_disabled+0x48/0x280
[  312.556461] 1*2048kB 
[  312.558441]  ? __lock_is_held+0xb5/0x140
[  312.563426] (M) 3*4096kB 
[  312.565851]  __alloc_pages_nodemask+0xa80/0xde0
[  312.569886] (M) 
[  312.572646]  ? zap_class+0x640/0x640
[  312.577298] = 15908kB
[  312.579272]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  312.582963] Node 0 
[  312.585388]  ? find_held_lock+0x36/0x1c0
[  312.590382] DMA32: 
[  312.592626]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.596684] 4*4kB 
[  312.598933]  ? lock_downgrade+0x900/0x900
[  312.603585] (M) 
[  312.605743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.609868] 0*8kB 
[  312.611845]  cache_grow_begin+0xa5/0x8c0
[  312.617363] 2*16kB 
[  312.619511]  ? do_raw_spin_unlock+0xa7/0x330
[  312.623570] (M) 
[  312.625823]  fallback_alloc+0x204/0x2e0
[  312.630213] 2*32kB 
[  312.632200]  ____cache_alloc_node+0x1c7/0x1e0
[  312.636174] (UM) 
[  312.638413]  kmem_cache_alloc_node+0xe3/0x730
[  312.642890] 4*64kB 
[  312.644987]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.649459] (UM) 
[  312.651700]  __alloc_skb+0x119/0x770
[  312.655910] 4*128kB 
[  312.657981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.661663] (M) 3*256kB 
[  312.663998]  ? netdev_alloc_frag+0x1f0/0x1f0
[  312.669257] (M) 
[  312.671927]  ? lock_downgrade+0x900/0x900
[  312.676315] 4*512kB 
[  312.678294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.682421] (UM) 
[  312.684772]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.690286] 3*1024kB 
[  312.692348]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.697780] (UM) 
[  312.700197]  ? addrconf_rs_timer+0x690/0x690
[  312.705623] 3*2048kB (UM) 
[  312.707709]  ndisc_alloc_skb+0x144/0x340
[  312.712088] 3*4096kB (M) 
[  312.714944]  ndisc_send_rs+0x331/0x6e0
[  312.718989] = 25200kB
[  312.721747]  addrconf_rs_timer+0x314/0x690
[  312.725613] Node 0 
[  312.728036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.732240] Normal: 786*4kB 
[  312.734497]  call_timer_fn+0x272/0x920
[  312.738722] (MEH) 
[  312.741741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.745611] 440*8kB 
[  312.747763]  ? process_timeout+0x40/0x40
[  312.751969] (UMEH) 141*16kB (MEH) 54*32kB (MEH) 14*64kB (UME) 1*128kB (H) 1*256kB (H) 2*512kB (H) 1*1024kB (U) 0*2048kB 0*4096kB = 13976kB
[  312.752047] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  312.752058] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  312.752068] 163 total pagecache pages
[  312.754402]  ? __run_timers+0x7da/0xc70
[  312.758453] 0 pages in swap cache
[  312.771016]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.779837] Swap cache stats: add 0, delete 0, find 0/0
[  312.779847] Free swap  = 0kB
[  312.788438]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.792227] Total swap = 0kB
[  312.796214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.799660] 1965979 pages RAM
[  312.804156]  ? lockdep_hardirqs_on+0x296/0x5b0
[  312.809504] 0 pages HighMem/MovableOnly
[  312.812534]  ? trace_hardirqs_on+0xbd/0x310
[  312.817032] 342867 pages reserved
[  312.820080]  ? kasan_check_read+0x11/0x20
[  312.824294] 0 pages cma reserved
[  312.827399]  ? __run_timers+0x7da/0xc70
[  312.832050] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.835970]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.836015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.836063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.840424] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.843809]  __run_timers+0x7e5/0xc70
[  312.847948] syz-fuzzer cpuset=
[  312.851322]  ? timer_fixup_init+0x70/0x70
[  312.855271] /
[  312.861764]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.866847]  mems_allowed=0
[  312.871083]  ? zap_class+0x640/0x640
[  312.909971]  ? enqueue_hrtimer+0x1a5/0x560
[  312.914215]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.919417]  ? find_held_lock+0x36/0x1c0
[  312.923500]  ? zap_class+0x640/0x640
[  312.927224]  ? pvclock_read_flags+0x160/0x160
[  312.931732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.937274]  ? check_preemption_disabled+0x48/0x280
[  312.942304]  ? __lock_is_held+0xb5/0x140
[  312.946368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.951907]  ? check_preemption_disabled+0x48/0x280
[  312.956931]  run_timer_softirq+0x52/0xb0
[  312.961001]  ? rcu_read_lock_sched_held+0x14f/0x180
[  312.966070]  __do_softirq+0x308/0xb7e
[  312.969881]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  312.974391]  ? lock_downgrade+0x900/0x900
[  312.978569]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  312.983690]  ? pvclock_read_flags+0x160/0x160
[  312.988202]  ? lapic_next_event+0x5a/0x90
[  312.992356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.997925]  ? kvm_clock_read+0x18/0x30
[  313.001901]  ? kvm_sched_clock_read+0x9/0x20
[  313.006318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.011859]  ? check_preemption_disabled+0x48/0x280
[  313.016887]  irq_exit+0x17f/0x1c0
[  313.020379]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.025226]  ? smp_reschedule_interrupt+0x109/0x650
[  313.030249]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.036144]  ? interrupt_entry+0xb5/0xc0
[  313.040213]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.045232]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.050252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.055100]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.060120]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.065147]  ? task_prio+0x50/0x50
[  313.068700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.074604]  ? check_preemption_disabled+0x48/0x280
[  313.079632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.084522]  apic_timer_interrupt+0xf/0x20
[  313.088758]  </IRQ>
[  313.091006] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  313.096914] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  313.115819] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  313.123541] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  313.130812] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  313.138085] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  313.145353] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  313.152623] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  313.159929]  ? save_stack+0xa9/0xd0
[  313.163574]  __kmalloc_node_track_caller+0x33/0x70
[  313.168514]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  313.173281]  pskb_expand_head+0x230/0x10f0
[  313.177525]  ? memcpy+0x45/0x50
[  313.180836]  ? __copy_skb_header+0x350/0x6b0
[  313.185300]  ? skb_release_data+0x880/0x880
[  313.189634]  ? __alloc_skb+0x770/0x770
[  313.193539]  ? __lock_is_held+0xb5/0x140
[  313.197612]  ? kasan_check_write+0x14/0x20
[  313.201847]  ? __skb_clone+0x6c7/0xa00
[  313.205738]  ? __copy_skb_header+0x6b0/0x6b0
[  313.210154]  ? kmem_cache_alloc+0x33a/0x730
[  313.214482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.220061]  skb_ensure_writable+0x3dd/0x640
[  313.224478]  ? skb_checksum_setup+0xaa0/0xaa0
[  313.228986]  ? check_preemption_disabled+0x48/0x280
[  313.234011]  ? __this_cpu_preempt_check+0x1c/0x20
[  313.238875]  ? __bpf_redirect+0x54b/0xb20
[  313.243071]  bpf_clone_redirect+0x14a/0x490
[  313.247408]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  313.252434]  ? __sched_text_start+0x8/0x8
[  313.256587]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.261351]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  313.265941]  ? retint_kernel+0x2d/0x2d
[  313.269844]  ? find_held_lock+0x36/0x1c0
[  313.273918]  ? lock_acquire+0x1ed/0x520
[  313.277899]  ? bpf_test_run+0x3cb/0x780
[  313.281877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.287420]  ? check_preemption_disabled+0x48/0x280
[  313.292466]  ? kasan_check_read+0x11/0x20
[  313.296633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.301935]  ? rcu_softirq_qs+0x20/0x20
[  313.305917]  ? preempt_schedule+0x4d/0x60
[  313.310077]  ? ___preempt_schedule+0x16/0x18
[  313.314500]  ? bpf_test_run+0x25d/0x780
[  313.318490]  ? netlink_diag_dump+0x2a0/0x2a0
[  313.322903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.328446]  ? bpf_test_init.isra.10+0x70/0x100
[  313.333124]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  313.337895]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  313.342743]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  313.348290]  ? fput+0x130/0x1a0
[  313.351574]  ? __bpf_prog_get+0x9b/0x290
[  313.355643]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  313.360487]  ? bpf_prog_test_run+0x130/0x1a0
[  313.364903]  ? __x64_sys_bpf+0x3d8/0x520
[  313.368968]  ? bpf_prog_get+0x20/0x20
[  313.372795]  ? do_syscall_64+0x1b9/0x820
[  313.376859]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  313.382227]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.387162]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.392181]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  313.397208]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  313.403878]  ? __switch_to_asm+0x40/0x70
[  313.407947]  ? __switch_to_asm+0x34/0x70
[  313.412040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.416905]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  313.422295] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  313.422450] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.429009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.429014] Call Trace:
[  313.429032]  <IRQ>
[  313.429051]  dump_stack+0x244/0x39d
[  313.429075]  ? dump_stack_print_info.cold.1+0x20/0x20
[  313.435650] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.444919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.447483] syz-executor5 cpuset=
[  313.449642]  warn_alloc.cold.117+0xb7/0x1bd
[  313.453251] syz5
[  313.458697]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.469183]  mems_allowed=0
[  313.474720]  ? lock_downgrade+0x900/0x900
[  313.496331]  ? trace_hardirqs_off+0xb8/0x310
[  313.500751]  ? trace_hardirqs_off+0xb8/0x310
[  313.505184]  __alloc_pages_slowpath+0x2660/0x2d70
[  313.510075]  ? warn_alloc+0x120/0x120
[  313.513887]  ? warn_alloc+0x120/0x120
[  313.517692]  ? print_usage_bug+0xc0/0xc0
[  313.521767]  ? warn_alloc+0x120/0x120
[  313.525594]  ? print_usage_bug+0xc0/0xc0
[  313.529675]  ? __lock_acquire+0x62f/0x4c20
[  313.533914]  ? __lock_acquire+0x62f/0x4c20
[  313.538184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.543725]  ? should_fail+0x22d/0xd01
[  313.547631]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.552734]  ? __lock_acquire+0x62f/0x4c20
[  313.556979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.562621]  ? __lock_acquire+0x62f/0x4c20
[  313.566871]  ? should_fail+0x22d/0xd01
[  313.570790]  ? find_held_lock+0x36/0x1c0
[  313.574881]  ? mark_held_locks+0x130/0x130
[  313.579136]  ? mark_held_locks+0x130/0x130
[  313.583370]  ? zap_class+0x640/0x640
[  313.587090]  ? zap_class+0x640/0x640
[  313.590810]  ? print_usage_bug+0xc0/0xc0
[  313.594875]  ? do_raw_spin_unlock+0xa7/0x330
[  313.599298]  ? zap_class+0x640/0x640
[  313.603015]  ? print_usage_bug+0xc0/0xc0
[  313.607092]  ? wq_watchdog_touch+0x9c/0xfe
[  313.611339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.616879]  ? check_preemption_disabled+0x48/0x280
[  313.621912]  ? __lock_is_held+0xb5/0x140
[  313.625988]  __alloc_pages_nodemask+0xa80/0xde0
[  313.630668]  ? zap_class+0x640/0x640
[  313.634403]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  313.639445]  ? find_held_lock+0x36/0x1c0
[  313.643538]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.648220]  ? lock_downgrade+0x900/0x900
[  313.652392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.657948]  cache_grow_begin+0xa5/0x8c0
[  313.662013]  ? do_raw_spin_unlock+0xa7/0x330
[  313.666447]  fallback_alloc+0x204/0x2e0
[  313.670442]  ____cache_alloc_node+0x1c7/0x1e0
[  313.675003]  kmem_cache_alloc_node+0xe3/0x730
[  313.679521]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.683786]  __alloc_skb+0x119/0x770
[  313.687513]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.692822]  ? netdev_alloc_frag+0x1f0/0x1f0
[  313.697227]  ? lock_downgrade+0x900/0x900
[  313.701393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.706956]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.712428]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.717893]  ? addrconf_rs_timer+0x690/0x690
[  313.722327]  ndisc_alloc_skb+0x144/0x340
[  313.726402]  ndisc_send_rs+0x331/0x6e0
[  313.730301]  addrconf_rs_timer+0x314/0x690
[  313.734655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.738933]  call_timer_fn+0x272/0x920
[  313.742833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.747092]  ? process_timeout+0x40/0x40
[  313.751169]  ? mark_held_locks+0xc7/0x130
[  313.755361]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.759857]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.764364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.768618]  ? lockdep_hardirqs_on+0x296/0x5b0
[  313.773240]  ? trace_hardirqs_on+0xbd/0x310
[  313.777581]  ? kasan_check_read+0x11/0x20
[  313.781738]  ? __run_timers+0x7da/0xc70
[  313.785720]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.790832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.795083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.799328]  __run_timers+0x7e5/0xc70
[  313.803156]  ? timer_fixup_init+0x70/0x70
[  313.807312]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.812335]  ? zap_class+0x640/0x640
[  313.816069]  ? print_usage_bug+0xc0/0xc0
[  313.820140]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.825347]  ? find_held_lock+0x36/0x1c0
[  313.829419]  ? zap_class+0x640/0x640
[  313.833154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.838702]  ? check_preemption_disabled+0x48/0x280
[  313.843737]  ? __lock_is_held+0xb5/0x140
[  313.847802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.853362]  ? check_preemption_disabled+0x48/0x280
[  313.858385]  run_timer_softirq+0x52/0xb0
[  313.862465]  ? rcu_read_lock_sched_held+0x14f/0x180
[  313.867487]  __do_softirq+0x308/0xb7e
[  313.871296]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  313.875792]  ? lock_downgrade+0x900/0x900
[  313.879947]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  313.885081]  ? pvclock_read_flags+0x160/0x160
[  313.889601]  ? lapic_next_event+0x5a/0x90
[  313.893758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.899305]  ? kvm_clock_read+0x18/0x30
[  313.903287]  ? kvm_sched_clock_read+0x9/0x20
[  313.907702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.913249]  ? check_preemption_disabled+0x48/0x280
[  313.918284]  irq_exit+0x17f/0x1c0
[  313.921746]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.926591]  ? smp_reschedule_interrupt+0x109/0x650
[  313.931614]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.937508]  ? interrupt_entry+0xb5/0xc0
[  313.941586]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.946608]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.951633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.956482]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.961501]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.966521]  ? task_prio+0x50/0x50
[  313.970100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.975646]  ? check_preemption_disabled+0x48/0x280
[  313.980673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.985539]  apic_timer_interrupt+0xf/0x20
[  313.989780]  </IRQ>
[  313.992055] RIP: 0010:console_unlock+0xffa/0x1160
[  313.996927] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  314.015828] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  314.023543] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  314.030820] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  314.038087] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  314.045356] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  314.052629] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  314.059910]  ? netconsole_netdev_event+0x280/0x280
[  314.064857]  ? console_unlock+0xff1/0x1160
[  314.069122]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  314.073806]  ? lock_release+0xa00/0xa00
[  314.077798]  ? interrupt_entry+0xc0/0xc0
[  314.081893]  vprintk_emit+0x33d/0x930
[  314.085705]  ? wake_up_klogd+0x180/0x180
[  314.089772]  ? attach_entity_load_avg+0x810/0x860
[  314.094614]  ? __lock_acquire+0x600/0x4c20
[  314.098857]  ? mark_held_locks+0x130/0x130
[  314.103100]  ? print_usage_bug+0xc0/0xc0
[  314.107175]  ? find_held_lock+0x36/0x1c0
[  314.111254]  ? mark_held_locks+0xc7/0x130
[  314.115411]  vprintk_default+0x28/0x30
[  314.119313]  vprintk_func+0x7e/0x181
[  314.123045]  printk+0xa7/0xcf
[  314.126161]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  314.130941]  show_free_areas.cold.118+0x1f34/0x215d
[  314.135989]  ? si_meminfo_node+0x260/0x260
[  314.140246]  ? __lock_acquire+0x62f/0x4c20
[  314.144487]  ? __lock_acquire+0x62f/0x4c20
[  314.148727]  ? __lock_is_held+0xb5/0x140
[  314.152822]  ? mark_held_locks+0x130/0x130
[  314.157072]  ? zap_class+0x640/0x640
[  314.160794]  ? put_dec+0x3b/0xf0
[  314.164171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.169747]  ? find_held_lock+0x36/0x1c0
[  314.173842]  ? serial8250_console_write+0x8b3/0xb10
[  314.178865]  ? lock_downgrade+0x900/0x900
[  314.183029]  ? zap_class+0x640/0x640
[  314.186759]  ? zap_class+0x640/0x640
[  314.190475]  ? print_usage_bug+0xc0/0xc0
[  314.194533]  ? do_raw_spin_unlock+0xa7/0x330
[  314.198949]  ? trace_hardirqs_on+0x310/0x310
[  314.203363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.208915]  ? find_held_lock+0x36/0x1c0
[  314.212990]  ? mark_held_locks+0xc7/0x130
[  314.217166]  ? console_unlock+0xfcd/0x1160
[  314.221405]  ? netconsole_netdev_event+0x280/0x280
[  314.226343]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.230940]  ? trace_hardirqs_on+0xbd/0x310
[  314.235266]  ? vprintk_emit+0x33d/0x930
[  314.239247]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.244358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.249907]  ? netconsole_netdev_event+0x280/0x280
[  314.254842]  ? console_unlock+0x8d8/0x1160
[  314.259098]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  314.263766]  ? vprintk_emit+0x7f7/0x930
[  314.267754]  ? lock_release+0xa00/0xa00
[  314.271746]  ? preempt_count_add+0xbc/0x1b0
[  314.276072]  ? wake_up_klogd+0x11a/0x180
[  314.280139]  ? console_device+0xc0/0xc0
[  314.284122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.289672]  ? vprintk_emit+0x268/0x930
[  314.293657]  ? wake_up_klogd+0x180/0x180
[  314.297723]  ? trace_hardirqs_on_caller+0xc0/0x310
[  314.302662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.307423]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.312880]  ? retint_kernel+0x1b/0x2d
[  314.316785]  ? trace_hardirqs_on+0x310/0x310
[  314.321254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.326062]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  314.330834]  ? show_mem+0x1e/0x17b
[  314.334381]  show_mem+0x34/0x17b
[  314.337774]  dump_header+0x2f1/0xf72
[  314.341508]  ? mark_held_locks+0x130/0x130
[  314.345751]  ? pagefault_out_of_memory+0x197/0x197
[  314.350693]  ? __lock_acquire+0x62f/0x4c20
[  314.354932]  ? zap_class+0x640/0x640
[  314.358658]  ? percpu_ref_get_many+0x240/0x240
[  314.363245]  ? print_usage_bug+0xc0/0xc0
[  314.367314]  ? print_usage_bug+0xc0/0xc0
[  314.371396]  ? zap_class+0x640/0x640
[  314.375144]  ? print_usage_bug+0xc0/0xc0
[  314.379215]  ? print_usage_bug+0xc0/0xc0
[  314.383351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.388897]  ? find_held_lock+0x36/0x1c0
[  314.392972]  ? mark_held_locks+0xc7/0x130
[  314.397130]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.402237]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.407354]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.411946]  ? trace_hardirqs_on+0xbd/0x310
[  314.416276]  ? kasan_check_read+0x11/0x20
[  314.420423]  ? ___ratelimit+0x3b4/0x672
[  314.424402]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.429509]  ? trace_hardirqs_on+0x310/0x310
[  314.433926]  ? lock_downgrade+0x900/0x900
[  314.438088]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  314.443198]  ? ___ratelimit+0x3b9/0x672
[  314.447180]  ? idr_get_free+0xec0/0xec0
[  314.451159]  ? kasan_check_read+0x11/0x20
[  314.455310]  ? do_raw_spin_unlock+0xa7/0x330
[  314.459743]  oom_kill_process.cold.27+0x10/0x903
[  314.464507]  ? zap_class+0x640/0x640
[  314.468242]  ? _raw_spin_unlock+0x2c/0x50
[  314.472397]  ? oom_badness+0xe6/0xaa0
[  314.476214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.481146]  ? kasan_check_read+0x11/0x20
[  314.485300]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.490588]  ? oom_evaluate_task+0x540/0x540
[  314.495009]  ? find_held_lock+0x36/0x1c0
[  314.499093]  ? out_of_memory+0x974/0x1430
[  314.503248]  ? lock_downgrade+0x900/0x900
[  314.507398]  ? check_preemption_disabled+0x48/0x280
[  314.512428]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.517365]  ? kasan_check_read+0x11/0x20
[  314.521518]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.526804]  ? rcu_softirq_qs+0x20/0x20
[  314.530787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.536330]  ? oom_evaluate_task+0x302/0x540
[  314.540757]  out_of_memory+0xa84/0x1430
[  314.544757]  ? oom_killer_disable+0x3a0/0x3a0
[  314.549284]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  314.554240]  ? __mutex_add_waiter+0x2a0/0x2a0
[  314.558757]  __alloc_pages_slowpath+0x22d4/0x2d70
[  314.563663]  ? warn_alloc+0x120/0x120
[  314.567491]  ? rcu_softirq_qs+0x20/0x20
[  314.571501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.577073]  ? should_fail+0x22d/0xd01
[  314.580993]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.586110]  ? zap_class+0x640/0x640
[  314.589858]  ? __lock_is_held+0xb5/0x140
[  314.593928]  ? mark_held_locks+0x130/0x130
[  314.598190]  ? lock_release+0xa00/0xa00
[  314.602169]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.607636]  ? __might_sleep+0x95/0x190
[  314.611619]  __alloc_pages_nodemask+0xa80/0xde0
[  314.616301]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  314.621324]  ? __page_cache_alloc+0x191/0x5c0
[  314.625823]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.630755]  ? kasan_check_read+0x11/0x20
[  314.634906]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.640189]  ? zap_class+0x640/0x640
[  314.643914]  ? zap_class+0x640/0x640
[  314.647631]  ? zap_class+0x640/0x640
[  314.651348]  ? __do_page_cache_readahead+0x7ce/0x980
[  314.656462]  ? find_held_lock+0x36/0x1c0
[  314.660535]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.666100]  alloc_pages_current+0x173/0x350
[  314.670520]  __page_cache_alloc+0x38c/0x5c0
[  314.674850]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.679781]  ? kasan_check_read+0x11/0x20
[  314.683935]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.689233]  ? generic_perform_write+0x6a0/0x6a0
[  314.694006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.699572]  ? check_preemption_disabled+0x48/0x280
[  314.704600]  filemap_fault+0x1594/0x25f0
[  314.708678]  ? __lock_page_or_retry+0xa00/0xa00
[  314.713354]  ? mark_held_locks+0x130/0x130
[  314.717595]  ? rcu_softirq_qs+0x20/0x20
[  314.721591]  ? filemap_map_pages+0xe04/0x1990
[  314.726125]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  314.731075]  ? futex_wait_setup+0x15c/0x3e0
[  314.735403]  ? zap_class+0x640/0x640
[  314.739133]  ? lock_acquire+0x1ed/0x520
[  314.743119]  ? alloc_set_pte+0x1447/0x1f40
[  314.747381]  ? lock_acquire+0x1ed/0x520
[  314.751358]  ? ext4_filemap_fault+0x7a/0xad
[  314.755696]  ? lock_release+0xa00/0xa00
[  314.759672]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.765129]  ? print_usage_bug+0xc0/0xc0
[  314.769194]  ? print_usage_bug+0xc0/0xc0
[  314.773275]  ? down_read+0x8d/0x120
[  314.776901]  ? ext4_filemap_fault+0x7a/0xad
[  314.781232]  ? __down_interruptible+0x700/0x700
[  314.785918]  ext4_filemap_fault+0x82/0xad
[  314.790075]  __do_fault+0x100/0x6b0
[  314.793712]  ? unlock_page+0x2c2/0x4c0
[  314.797632]  ? pmd_devmap_trans_unstable+0x220/0x220
[  314.802748]  ? mark_held_locks+0x130/0x130
[  314.806997]  ? mark_held_locks+0x130/0x130
[  314.811252]  ? do_raw_spin_trylock+0x270/0x270
[  314.815851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.821407]  __handle_mm_fault+0x307c/0x5920
[  314.825833]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  314.830686]  ? kasan_check_read+0x11/0x20
[  314.834857]  ? _copy_to_user+0xc8/0x110
[  314.838832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.844413]  ? zap_class+0x640/0x640
[  314.848138]  ? zap_class+0x640/0x640
[  314.851870]  ? find_held_lock+0x36/0x1c0
[  314.855939]  ? handle_mm_fault+0x42a/0xc70
[  314.860180]  ? lock_downgrade+0x900/0x900
[  314.864334]  ? check_preemption_disabled+0x48/0x280
[  314.869361]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.874296]  ? kasan_check_read+0x11/0x20
[  314.878454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.883738]  ? rcu_softirq_qs+0x20/0x20
[  314.887724]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.892843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.898389]  ? check_preemption_disabled+0x48/0x280
[  314.903438]  handle_mm_fault+0x54f/0xc70
[  314.907537]  ? __handle_mm_fault+0x5920/0x5920
[  314.912193]  ? find_vma+0x34/0x190
[  314.915763]  __do_page_fault+0x5e8/0xe60
[  314.919849]  ? trace_hardirqs_off+0xb8/0x310
[  314.924267]  ? __ia32_sys_read+0xb0/0xb0
[  314.928342]  do_page_fault+0xf2/0x7e0
[  314.932151]  ? vmalloc_sync_all+0x30/0x30
[  314.936313]  ? error_entry+0x70/0xd0
[  314.940042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  314.945065]  ? trace_hardirqs_on_caller+0xc0/0x310
[  314.950015]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.954979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.959858]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.964897]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.970361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.975904]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.980927]  ? page_fault+0x8/0x30
[  314.984485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.989347]  ? page_fault+0x8/0x30
[  314.992915]  page_fault+0x1e/0x30
[  314.996374] RIP: 0033:0x4727a0
[  314.999590] Code: Bad RIP value.
[  315.002958] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  315.008324] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  315.015607] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  315.022886] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  315.030157] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  315.037527] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  315.044831] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  315.044838] warn_alloc_show_mem: 1 callbacks suppressed
[  315.044846] Mem-Info:
[  315.051783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.057159] active_anon:48509 inactive_anon:132 isolated_anon:0
[  315.057159]  active_file:12 inactive_file:13 isolated_file:0
[  315.057159]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.057159]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  315.057159]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  315.057159]  free:13771 free_pcp:124 free_cma:0
[  315.059536] Call Trace:
[  315.068949] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  315.101799]  <IRQ>
[  315.104377] Node 0 
[  315.131795]  dump_stack+0x244/0x39d
[  315.133951] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  315.136168]  ? dump_stack_print_info.cold.1+0x20/0x20
[  315.139776] lowmem_reserve[]:
[  315.165281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.170450]  0
[  315.173563]  warn_alloc.cold.117+0xb7/0x1bd
[  315.179083]  2818
[  315.180888]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.185195]  6321
[  315.187262]  ? lock_downgrade+0x900/0x900
[  315.192081]  6321
[  315.194150]  ? trace_hardirqs_off+0xb8/0x310
[  315.200344]  ? trace_hardirqs_off+0xb8/0x310
[  315.204733] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  315.209171]  __alloc_pages_slowpath+0x2660/0x2d70
[  315.209214]  ? warn_alloc+0x120/0x120
[  315.236753] lowmem_reserve[]: 0
[  315.241612]  ? warn_alloc+0x120/0x120
[  315.245391]  0
[  315.248672]  ? print_usage_bug+0xc0/0xc0
[  315.252451]  3503
[  315.254254]  ? warn_alloc+0x120/0x120
[  315.258298]  3503
[  315.260361]  ? print_usage_bug+0xc0/0xc0
[  315.266219]  ? __lock_acquire+0x62f/0x4c20
[  315.270258] Node 0 
[  315.274489]  ? __lock_acquire+0x62f/0x4c20
[  315.274522] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  315.274529] lowmem_reserve[]:
[  315.276769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.280983]  0
[  315.309097]  ? should_fail+0x22d/0xd01
[  315.312190]  0
[  315.317740]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.319521]  0
[  315.323404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.325189]  0
[  315.330467]  ? __lock_acquire+0x62f/0x4c20
[  315.337350]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.339141] Node 0 
[  315.343371]  ? __lock_acquire+0x62f/0x4c20
[  315.343387]  ? should_fail+0x22d/0xd01
[  315.348474] DMA: 1*4kB 
[  315.350725]  ? rcu_irq_exit+0x1a2/0x390
[  315.354936] (U) 
[  315.358851]  ? mark_held_locks+0x130/0x130
[  315.361407] 0*8kB 0*16kB 
[  315.365394]  ? mark_held_locks+0x130/0x130
[  315.367351] 1*32kB 
[  315.371583]  ? mark_held_locks+0xc7/0x130
[  315.374321] (U) 
[  315.378558]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  315.380790] 2*64kB 
[  315.384945]  ? zap_class+0x640/0x640
[  315.386901] (U) 
[  315.391914]  ? print_usage_bug+0xc0/0xc0
[  315.394136] 1*128kB 
[  315.397849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.399801] (U) 
[  315.403863]  ? check_preemption_disabled+0x48/0x280
[  315.406160] 1*256kB (U) 
[  315.411711]  ? __lock_is_held+0xb5/0x140
[  315.413669] 0*512kB 
[  315.418707]  __alloc_pages_nodemask+0xa80/0xde0
[  315.421357] 1*1024kB 
[  315.425413]  ? zap_class+0x640/0x640
[  315.427721] (U) 
[  315.432388]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  315.434782] 1*2048kB 
[  315.438501]  ? find_held_lock+0x36/0x1c0
[  315.440451] (M) 
[  315.445484]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.447870] 3*4096kB 
[  315.451947]  ? lock_downgrade+0x900/0x900
[  315.454131] (M) = 15908kB
[  315.458827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.461215] Node 0 
[  315.465363]  cache_grow_begin+0xa5/0x8c0
[  315.468100] DMA32: 
[  315.473632]  ? do_raw_spin_unlock+0xa7/0x330
[  315.475853] 4*4kB 
[  315.479915]  fallback_alloc+0x204/0x2e0
[  315.482138] (M) 
[  315.486548]  ____cache_alloc_node+0x1c7/0x1e0
[  315.488696] 0*8kB 
[  315.492673]  kmem_cache_alloc_node+0xe3/0x730
[  315.494642] 2*16kB 
[  315.499137]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.501265] (M) 
[  315.505787]  __alloc_skb+0x119/0x770
[  315.507999] 2*32kB 
[  315.512249]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.514212] (UM) 
[  315.517925]  ? netdev_alloc_frag+0x1f0/0x1f0
[  315.520147] 4*64kB 
[  315.525421]  ? lock_downgrade+0x900/0x900
[  315.527464] (UM) 
[  315.531879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.534098] 4*128kB 
[  315.538255]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.540318] (M) 3*256kB 
[  315.545867]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.548170] (M) 
[  315.553620]  ? addrconf_rs_timer+0x690/0x690
[  315.556271] 4*512kB 
[  315.561987]  ndisc_alloc_skb+0x144/0x340
[  315.563941] (UM) 
[  315.568360]  ndisc_send_rs+0x331/0x6e0
[  315.570673] 3*1024kB 
[  315.574729]  addrconf_rs_timer+0x314/0x690
[  315.576769] (UM) 
[  315.580656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.583073] 3*2048kB 
[  315.587315]  call_timer_fn+0x272/0x920
[  315.589348] (UM) 
[  315.593579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.595987] 3*4096kB 
[  315.599871]  ? process_timeout+0x40/0x40
[  315.601914] (M) 
[  315.606156]  ? __run_timers+0x7da/0xc70
[  315.608538] = 25200kB
[  315.608548] Node 0 
[  315.612623]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.614576] Normal: 
[  315.618548]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.620946] 786*4kB 
[  315.623200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.627678] (MEH) 
[  315.630002]  ? lockdep_hardirqs_on+0x296/0x5b0
[  315.634469] 440*8kB (UMEH) 
[  315.636813]  ? trace_hardirqs_on+0xbd/0x310
[  315.641030] 141*16kB (MEH) 
[  315.643200]  ? kasan_check_read+0x11/0x20
[  315.647753] 54*32kB (MEH) 
[  315.650702]  ? __run_timers+0x7da/0xc70
[  315.655003] 14*64kB 
[  315.657951]  ? trace_hardirqs_off_caller+0x310/0x310
[  315.662072] (UME) 1*128kB 
[  315.664929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.668876] (H) 1*256kB 
[  315.671218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.676300] (H) 
[  315.679144]  __run_timers+0x7e5/0xc70
[  315.683360] 2*512kB 
[  315.686046]  ? timer_fixup_init+0x70/0x70
[  315.690266] (H) 
[  315.692249]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.696063] 1*1024kB 
[  315.698390]  ? zap_class+0x640/0x640
[  315.702519] (U) 
[  315.704492]  ? enqueue_hrtimer+0x1a5/0x560
[  315.709503] 0*2048kB 0*4096kB 
[  315.711925]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.715708] = 13976kB
[  315.717688]  ? find_held_lock+0x36/0x1c0
[  315.721906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.725091]  ? zap_class+0x640/0x640
[  315.730272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.732677]  ? pvclock_read_flags+0x160/0x160
[  315.736715] 163 total pagecache pages
[  315.745550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.749255] 0 pages in swap cache
[  315.757824]  ? check_preemption_disabled+0x48/0x280
[  315.762303] Swap cache stats: add 0, delete 0, find 0/0
[  315.766104]  ? __lock_is_held+0xb5/0x140
[  315.771616] Free swap  = 0kB
[  315.775093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.780092] Total swap = 0kB
[  315.785454]  ? check_preemption_disabled+0x48/0x280
[  315.789493] 1965979 pages RAM
[  315.792514]  run_timer_softirq+0x52/0xb0
[  315.798041] 0 pages HighMem/MovableOnly
[  315.801070]  ? rcu_read_lock_sched_held+0x14f/0x180
[  315.806074] 342867 pages reserved
[  315.809180]  __do_softirq+0x308/0xb7e
[  315.813222] 0 pages cma reserved
[  315.817194]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  315.822266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  315.825636]  ? lock_downgrade+0x900/0x900
[  315.825655]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  315.825677]  ? pvclock_read_flags+0x160/0x160
[  315.829524] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  315.832829]  ? lapic_next_event+0x5a/0x90
[  315.837305] syz-fuzzer cpuset=
[  315.843814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.847942] /
[  315.853061]  ? kvm_clock_read+0x18/0x30
[  315.857532]  mems_allowed=0
[  315.867752]  ? kvm_sched_clock_read+0x9/0x20
[  315.893602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.899155]  ? check_preemption_disabled+0x48/0x280
[  315.904205]  irq_exit+0x17f/0x1c0
[  315.907667]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.912511]  ? smp_reschedule_interrupt+0x109/0x650
[  315.917546]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.923442]  ? interrupt_entry+0xb5/0xc0
[  315.927513]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.932534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.937561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.942408]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.947430]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.952448]  ? task_prio+0x50/0x50
[  315.956007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.962234]  ? check_preemption_disabled+0x48/0x280
[  315.967258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.972114]  apic_timer_interrupt+0xf/0x20
[  315.976344]  </IRQ>
[  315.978592] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  315.984482] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  316.003407] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  316.011125] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  316.018396] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  316.025688] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  316.032960] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  316.040229] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  316.047542]  ? save_stack+0xa9/0xd0
[  316.051192]  __kmalloc_node_track_caller+0x33/0x70
[  316.056131]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  316.060918]  pskb_expand_head+0x230/0x10f0
[  316.065165]  ? memcpy+0x45/0x50
[  316.068449]  ? __copy_skb_header+0x350/0x6b0
[  316.072864]  ? skb_release_data+0x880/0x880
[  316.077189]  ? __alloc_skb+0x770/0x770
[  316.081099]  ? __lock_is_held+0xb5/0x140
[  316.085197]  ? kasan_check_write+0x14/0x20
[  316.089436]  ? __skb_clone+0x6c7/0xa00
[  316.093329]  ? __copy_skb_header+0x6b0/0x6b0
[  316.097738]  ? kmem_cache_alloc+0x33a/0x730
[  316.102075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.107628]  skb_ensure_writable+0x3dd/0x640
[  316.112062]  ? skb_checksum_setup+0xaa0/0xaa0
[  316.116563]  ? check_preemption_disabled+0x48/0x280
[  316.121588]  ? __this_cpu_preempt_check+0x1c/0x20
[  316.126476]  ? __bpf_redirect+0x54b/0xb20
[  316.130635]  bpf_clone_redirect+0x14a/0x490
[  316.134997]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  316.140039]  ? __sched_text_start+0x8/0x8
[  316.144207]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.148970]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  316.153561]  ? retint_kernel+0x2d/0x2d
[  316.157458]  ? find_held_lock+0x36/0x1c0
[  316.161532]  ? lock_acquire+0x1ed/0x520
[  316.165513]  ? bpf_test_run+0x3cb/0x780
[  316.169494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.175059]  ? check_preemption_disabled+0x48/0x280
[  316.180093]  ? kasan_check_read+0x11/0x20
[  316.184252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.189538]  ? rcu_softirq_qs+0x20/0x20
[  316.193516]  ? preempt_schedule+0x4d/0x60
[  316.197801]  ? ___preempt_schedule+0x16/0x18
[  316.202221]  ? bpf_test_run+0x25d/0x780
[  316.206212]  ? netlink_diag_dump+0x2a0/0x2a0
[  316.210629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.216171]  ? bpf_test_init.isra.10+0x70/0x100
[  316.220884]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  316.225653]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  316.231235]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  316.236782]  ? fput+0x130/0x1a0
[  316.240085]  ? __bpf_prog_get+0x9b/0x290
[  316.244156]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  316.249003]  ? bpf_prog_test_run+0x130/0x1a0
[  316.253430]  ? __x64_sys_bpf+0x3d8/0x520
[  316.257493]  ? bpf_prog_get+0x20/0x20
[  316.261323]  ? do_syscall_64+0x1b9/0x820
[  316.265393]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  316.270764]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.275702]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.280723]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  316.285750]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  316.292428]  ? __switch_to_asm+0x40/0x70
[  316.296494]  ? __switch_to_asm+0x34/0x70
[  316.300563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.305443]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  316.310834] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  316.310932] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.317564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.317569] Call Trace:
[  316.317578]  <IRQ>
[  316.317597]  dump_stack+0x244/0x39d
[  316.317618]  ? dump_stack_print_info.cold.1+0x20/0x20
[  316.324178] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.333489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.336058] syz-executor5 cpuset=
[  316.338214]  warn_alloc.cold.117+0xb7/0x1bd
[  316.341815] syz5
[  316.347012]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  316.357495]  mems_allowed=0
[  316.380558]  ? lock_downgrade+0x900/0x900
[  316.384720]  ? trace_hardirqs_off+0xb8/0x310
[  316.389139]  ? trace_hardirqs_off+0xb8/0x310
[  316.393572]  __alloc_pages_slowpath+0x2660/0x2d70
[  316.398456]  ? warn_alloc+0x120/0x120
[  316.402272]  ? warn_alloc+0x120/0x120
[  316.406094]  ? print_usage_bug+0xc0/0xc0
[  316.410167]  ? warn_alloc+0x120/0x120
[  316.413977]  ? print_usage_bug+0xc0/0xc0
[  316.418056]  ? __lock_acquire+0x62f/0x4c20
[  316.422296]  ? __lock_acquire+0x62f/0x4c20
[  316.426539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.432087]  ? should_fail+0x22d/0xd01
[  316.435982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.441091]  ? __lock_acquire+0x62f/0x4c20
[  316.445337]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.450442]  ? __lock_acquire+0x62f/0x4c20
[  316.454680]  ? should_fail+0x22d/0xd01
[  316.458577]  ? find_held_lock+0x36/0x1c0
[  316.462651]  ? mark_held_locks+0x130/0x130
[  316.466894]  ? mark_held_locks+0x130/0x130
[  316.471132]  ? zap_class+0x640/0x640
[  316.474853]  ? zap_class+0x640/0x640
[  316.478579]  ? print_usage_bug+0xc0/0xc0
[  316.482644]  ? do_raw_spin_unlock+0xa7/0x330
[  316.487066]  ? zap_class+0x640/0x640
[  316.490787]  ? print_usage_bug+0xc0/0xc0
[  316.494859]  ? wq_watchdog_touch+0x9c/0xfe
[  316.499104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.504647]  ? check_preemption_disabled+0x48/0x280
[  316.509684]  ? __lock_is_held+0xb5/0x140
[  316.513755]  __alloc_pages_nodemask+0xa80/0xde0
[  316.518432]  ? zap_class+0x640/0x640
[  316.522364]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  316.527396]  ? find_held_lock+0x36/0x1c0
[  316.531478]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.536150]  ? lock_downgrade+0x900/0x900
[  316.540308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.545853]  cache_grow_begin+0xa5/0x8c0
[  316.549918]  ? do_raw_spin_unlock+0xa7/0x330
[  316.554341]  fallback_alloc+0x204/0x2e0
[  316.558332]  ____cache_alloc_node+0x1c7/0x1e0
[  316.562840]  kmem_cache_alloc_node+0xe3/0x730
[  316.567348]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.571609]  __alloc_skb+0x119/0x770
[  316.575334]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.580620]  ? netdev_alloc_frag+0x1f0/0x1f0
[  316.585050]  ? lock_downgrade+0x900/0x900
[  316.589216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.594774]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.600236]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.605695]  ? addrconf_rs_timer+0x690/0x690
[  316.610123]  ndisc_alloc_skb+0x144/0x340
[  316.614194]  ndisc_send_rs+0x331/0x6e0
[  316.618094]  addrconf_rs_timer+0x314/0x690
[  316.622337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.626610]  call_timer_fn+0x272/0x920
[  316.630502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.634746]  ? process_timeout+0x40/0x40
[  316.638824]  ? mark_held_locks+0xc7/0x130
[  316.642979]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.647491]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.652014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.656263]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.660854]  ? trace_hardirqs_on+0xbd/0x310
[  316.665190]  ? kasan_check_read+0x11/0x20
[  316.669350]  ? __run_timers+0x7da/0xc70
[  316.673330]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.678454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.682700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.686950]  __run_timers+0x7e5/0xc70
[  316.690775]  ? timer_fixup_init+0x70/0x70
[  316.694932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.699957]  ? zap_class+0x640/0x640
[  316.703681]  ? print_usage_bug+0xc0/0xc0
[  316.707749]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.712951]  ? find_held_lock+0x36/0x1c0
[  316.717035]  ? zap_class+0x640/0x640
[  316.720766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.726308]  ? check_preemption_disabled+0x48/0x280
[  316.731341]  ? __lock_is_held+0xb5/0x140
[  316.735411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.740953]  ? check_preemption_disabled+0x48/0x280
[  316.745981]  run_timer_softirq+0x52/0xb0
[  316.750092]  ? rcu_read_lock_sched_held+0x14f/0x180
[  316.755119]  __do_softirq+0x308/0xb7e
[  316.758941]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  316.763437]  ? lock_downgrade+0x900/0x900
[  316.767594]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  316.772711]  ? pvclock_read_flags+0x160/0x160
[  316.777215]  ? lapic_next_event+0x5a/0x90
[  316.781373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.786920]  ? kvm_clock_read+0x18/0x30
[  316.790896]  ? kvm_sched_clock_read+0x9/0x20
[  316.795314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.800857]  ? check_preemption_disabled+0x48/0x280
[  316.805891]  irq_exit+0x17f/0x1c0
[  316.809350]  smp_apic_timer_interrupt+0x1cb/0x760
[  316.814199]  ? smp_reschedule_interrupt+0x109/0x650
[  316.819230]  ? smp_call_function_single_interrupt+0x650/0x650
[  316.825131]  ? interrupt_entry+0xb5/0xc0
[  316.829208]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.834231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.839267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.844143]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.849161]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.854196]  ? task_prio+0x50/0x50
[  316.857741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.863286]  ? check_preemption_disabled+0x48/0x280
[  316.868317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.873174]  apic_timer_interrupt+0xf/0x20
[  316.877413]  </IRQ>
[  316.879666] RIP: 0010:console_unlock+0xffa/0x1160
[  316.884533] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  316.903453] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  316.911180] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  316.918449] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  316.925721] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  316.932992] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  316.940273] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  316.947556]  ? netconsole_netdev_event+0x280/0x280
[  316.952501]  ? console_unlock+0xff1/0x1160
[  316.956772]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  316.961456]  ? lock_release+0xa00/0xa00
[  316.965449]  ? interrupt_entry+0xc0/0xc0
[  316.969533]  vprintk_emit+0x33d/0x930
[  316.973349]  ? wake_up_klogd+0x180/0x180
[  316.977421]  ? attach_entity_load_avg+0x810/0x860
[  316.982265]  ? __lock_acquire+0x600/0x4c20
[  316.986506]  ? mark_held_locks+0x130/0x130
[  316.990743]  ? print_usage_bug+0xc0/0xc0
[  316.994810]  ? find_held_lock+0x36/0x1c0
[  316.998902]  ? mark_held_locks+0xc7/0x130
[  317.003061]  vprintk_default+0x28/0x30
[  317.006955]  vprintk_func+0x7e/0x181
[  317.010676]  printk+0xa7/0xcf
[  317.013789]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  317.018588]  show_free_areas.cold.118+0x1f34/0x215d
[  317.023635]  ? si_meminfo_node+0x260/0x260
[  317.027885]  ? __lock_acquire+0x62f/0x4c20
[  317.032139]  ? __lock_acquire+0x62f/0x4c20
[  317.036373]  ? __lock_is_held+0xb5/0x140
[  317.040490]  ? mark_held_locks+0x130/0x130
[  317.044731]  ? zap_class+0x640/0x640
[  317.048451]  ? put_dec+0x3b/0xf0
[  317.051824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.057378]  ? find_held_lock+0x36/0x1c0
[  317.061454]  ? serial8250_console_write+0x8b3/0xb10
[  317.066477]  ? lock_downgrade+0x900/0x900
[  317.070628]  ? zap_class+0x640/0x640
[  317.074345]  ? zap_class+0x640/0x640
[  317.078065]  ? print_usage_bug+0xc0/0xc0
[  317.082128]  ? do_raw_spin_unlock+0xa7/0x330
[  317.086543]  ? trace_hardirqs_on+0x310/0x310
[  317.090963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.096514]  ? find_held_lock+0x36/0x1c0
[  317.100603]  ? mark_held_locks+0xc7/0x130
[  317.104757]  ? console_unlock+0xfcd/0x1160
[  317.108995]  ? netconsole_netdev_event+0x280/0x280
[  317.113948]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  317.118536]  ? trace_hardirqs_on+0xbd/0x310
[  317.122866]  ? vprintk_emit+0x33d/0x930
[  317.126844]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.131954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.137502]  ? netconsole_netdev_event+0x280/0x280
[  317.142463]  ? console_unlock+0x8d8/0x1160
[  317.146726]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  317.151406]  ? vprintk_emit+0x7f7/0x930
[  317.155398]  ? lock_release+0xa00/0xa00
[  317.159379]  ? preempt_count_add+0xbc/0x1b0
[  317.163703]  ? wake_up_klogd+0x11a/0x180
[  317.167767]  ? console_device+0xc0/0xc0
[  317.171750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.177298]  ? vprintk_emit+0x268/0x930
[  317.181285]  ? wake_up_klogd+0x180/0x180
[  317.185347]  ? trace_hardirqs_on_caller+0xc0/0x310
[  317.190284]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.195052]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.200511]  ? retint_kernel+0x1b/0x2d
[  317.204400]  ? trace_hardirqs_on+0x310/0x310
[  317.208819]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.213608]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  317.218383]  ? show_mem+0x1e/0x17b
[  317.221933]  show_mem+0x34/0x17b
[  317.225310]  dump_header+0x2f1/0xf72
[  317.229043]  ? mark_held_locks+0x130/0x130
[  317.233285]  ? pagefault_out_of_memory+0x197/0x197
[  317.238228]  ? __lock_acquire+0x62f/0x4c20
[  317.242472]  ? zap_class+0x640/0x640
[  317.246195]  ? percpu_ref_get_many+0x240/0x240
[  317.250783]  ? print_usage_bug+0xc0/0xc0
[  317.254852]  ? print_usage_bug+0xc0/0xc0
[  317.258923]  ? zap_class+0x640/0x640
[  317.262641]  ? print_usage_bug+0xc0/0xc0
[  317.266715]  ? print_usage_bug+0xc0/0xc0
[  317.270797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.276342]  ? find_held_lock+0x36/0x1c0
[  317.280417]  ? mark_held_locks+0xc7/0x130
[  317.284576]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.289698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.294807]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  317.299396]  ? trace_hardirqs_on+0xbd/0x310
[  317.303725]  ? kasan_check_read+0x11/0x20
[  317.307887]  ? ___ratelimit+0x3b4/0x672
[  317.311866]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.316972]  ? trace_hardirqs_on+0x310/0x310
[  317.321384]  ? lock_downgrade+0x900/0x900
[  317.325543]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  317.330658]  ? ___ratelimit+0x3b9/0x672
[  317.334649]  ? idr_get_free+0xec0/0xec0
[  317.338666]  ? kasan_check_read+0x11/0x20
[  317.342825]  ? do_raw_spin_unlock+0xa7/0x330
[  317.347254]  oom_kill_process.cold.27+0x10/0x903
[  317.352007]  ? zap_class+0x640/0x640
[  317.355734]  ? _raw_spin_unlock+0x2c/0x50
[  317.359891]  ? oom_badness+0xe6/0xaa0
[  317.363704]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.368639]  ? kasan_check_read+0x11/0x20
[  317.372796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.378080]  ? oom_evaluate_task+0x540/0x540
[  317.382497]  ? find_held_lock+0x36/0x1c0
[  317.386581]  ? out_of_memory+0x974/0x1430
[  317.390742]  ? lock_downgrade+0x900/0x900
[  317.394893]  ? check_preemption_disabled+0x48/0x280
[  317.399928]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.404859]  ? kasan_check_read+0x11/0x20
[  317.409013]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.414352]  ? rcu_softirq_qs+0x20/0x20
[  317.418341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.423885]  ? oom_evaluate_task+0x302/0x540
[  317.428306]  out_of_memory+0xa84/0x1430
[  317.432297]  ? oom_killer_disable+0x3a0/0x3a0
[  317.436799]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  317.441741]  ? __mutex_add_waiter+0x2a0/0x2a0
[  317.446252]  __alloc_pages_slowpath+0x22d4/0x2d70
[  317.451133]  ? warn_alloc+0x120/0x120
[  317.455128]  ? rcu_softirq_qs+0x20/0x20
[  317.459142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.464695]  ? should_fail+0x22d/0xd01
[  317.468589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.473697]  ? zap_class+0x640/0x640
[  317.477443]  ? __lock_is_held+0xb5/0x140
[  317.481530]  ? mark_held_locks+0x130/0x130
[  317.485788]  ? lock_release+0xa00/0xa00
[  317.489768]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.495236]  ? __might_sleep+0x95/0x190
[  317.499219]  __alloc_pages_nodemask+0xa80/0xde0
[  317.503898]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  317.508920]  ? __page_cache_alloc+0x191/0x5c0
[  317.513423]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.518358]  ? kasan_check_read+0x11/0x20
[  317.522516]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.527802]  ? zap_class+0x640/0x640
[  317.531545]  ? zap_class+0x640/0x640
[  317.535272]  ? zap_class+0x640/0x640
[  317.538989]  ? __do_page_cache_readahead+0x7ce/0x980
[  317.544109]  ? find_held_lock+0x36/0x1c0
[  317.548186]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  317.553739]  alloc_pages_current+0x173/0x350
[  317.558170]  __page_cache_alloc+0x38c/0x5c0
[  317.563035]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.567974]  ? kasan_check_read+0x11/0x20
[  317.572129]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.577413]  ? generic_perform_write+0x6a0/0x6a0
[  317.582182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.587731]  ? check_preemption_disabled+0x48/0x280
[  317.592785]  filemap_fault+0x1594/0x25f0
[  317.596869]  ? __lock_page_or_retry+0xa00/0xa00
[  317.601545]  ? mark_held_locks+0x130/0x130
[  317.605793]  ? rcu_softirq_qs+0x20/0x20
[  317.609783]  ? filemap_map_pages+0xe04/0x1990
[  317.614305]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  317.619249]  ? futex_wait_setup+0x15c/0x3e0
[  317.623585]  ? zap_class+0x640/0x640
[  317.627335]  ? lock_acquire+0x1ed/0x520
[  317.631320]  ? alloc_set_pte+0x1447/0x1f40
[  317.635603]  ? lock_acquire+0x1ed/0x520
[  317.639582]  ? ext4_filemap_fault+0x7a/0xad
[  317.643915]  ? lock_release+0xa00/0xa00
[  317.647891]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.653348]  ? print_usage_bug+0xc0/0xc0
[  317.657415]  ? print_usage_bug+0xc0/0xc0
[  317.661492]  ? down_read+0x8d/0x120
[  317.665124]  ? ext4_filemap_fault+0x7a/0xad
[  317.669453]  ? __down_interruptible+0x700/0x700
[  317.674139]  ext4_filemap_fault+0x82/0xad
[  317.678302]  __do_fault+0x100/0x6b0
[  317.681932]  ? unlock_page+0x2c2/0x4c0
[  317.685851]  ? pmd_devmap_trans_unstable+0x220/0x220
[  317.690965]  ? mark_held_locks+0x130/0x130
[  317.695213]  ? mark_held_locks+0x130/0x130
[  317.699451]  ? do_raw_spin_trylock+0x270/0x270
[  317.704076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.709630]  __handle_mm_fault+0x307c/0x5920
[  317.714061]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  317.718923]  ? kasan_check_read+0x11/0x20
[  317.723078]  ? _copy_to_user+0xc8/0x110
[  317.727071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.732622]  ? zap_class+0x640/0x640
[  317.736339]  ? zap_class+0x640/0x640
[  317.740095]  ? find_held_lock+0x36/0x1c0
[  317.744179]  ? handle_mm_fault+0x42a/0xc70
[  317.748419]  ? lock_downgrade+0x900/0x900
[  317.752580]  ? check_preemption_disabled+0x48/0x280
[  317.757607]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.762541]  ? kasan_check_read+0x11/0x20
[  317.766702]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.771994]  ? rcu_softirq_qs+0x20/0x20
[  317.775980]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.781103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.786648]  ? check_preemption_disabled+0x48/0x280
[  317.791685]  handle_mm_fault+0x54f/0xc70
[  317.795800]  ? __handle_mm_fault+0x5920/0x5920
[  317.800393]  ? find_vma+0x34/0x190
[  317.803943]  __do_page_fault+0x5e8/0xe60
[  317.808016]  ? trace_hardirqs_off+0xb8/0x310
[  317.812462]  ? __ia32_sys_read+0xb0/0xb0
[  317.816538]  do_page_fault+0xf2/0x7e0
[  317.820350]  ? vmalloc_sync_all+0x30/0x30
[  317.824508]  ? error_entry+0x70/0xd0
[  317.828228]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.833247]  ? trace_hardirqs_on_caller+0xc0/0x310
[  317.838184]  ? syscall_return_slowpath+0x5e0/0x5e0
[  317.843115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.847967]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.852985]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.858463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.864009]  ? prepare_exit_to_usermode+0x291/0x3b0
[  317.869078]  ? page_fault+0x8/0x30
[  317.872632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.877489]  ? page_fault+0x8/0x30
[  317.881043]  page_fault+0x1e/0x30
[  317.884512] RIP: 0033:0x4727a0
[  317.887719] Code: Bad RIP value.
[  317.891086] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  317.896455] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  317.903737] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  317.911008] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  317.918290] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  317.925566] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  317.932861] warn_alloc_show_mem: 1 callbacks suppressed
[  317.932873] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  317.932875] Mem-Info:
[  317.932908] active_anon:48509 inactive_anon:132 isolated_anon:0
[  317.932908]  active_file:12 inactive_file:13 isolated_file:0
[  317.932908]  unevictable:0 dirty:0 writeback:0 unstable:0
[  317.932908]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  317.932908]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  317.932908]  free:13771 free_pcp:124 free_cma:0
[  317.938272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.945207] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  317.947620] Call Trace:
[  317.980490] Node 0 
[  317.989838]  <IRQ>
[  318.017279] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  318.019844]  dump_stack+0x244/0x39d
[  318.022050] lowmem_reserve[]: 0 2818
[  318.024218]  ? dump_stack_print_info.cold.1+0x20/0x20
[  318.049708]  6321 6321
[  318.053352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.057055] Node 0 
[  318.062255]  warn_alloc.cold.117+0xb7/0x1bd
[  318.064753] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  318.070265]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.072481] lowmem_reserve[]: 0
[  318.076817]  ? lock_downgrade+0x900/0x900
[  318.103767]  0 3503
[  318.108625]  ? trace_hardirqs_off+0xb8/0x310
[  318.111881]  3503
[  318.116037]  ? trace_hardirqs_off+0xb8/0x310
[  318.122666]  __alloc_pages_slowpath+0x2660/0x2d70
[  318.124747] Node 0 
[  318.129176]  ? warn_alloc+0x120/0x120
[  318.134005] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  318.136238]  ? warn_alloc+0x120/0x120
[  318.140014] lowmem_reserve[]: 0
[  318.168150]  ? print_usage_bug+0xc0/0xc0
[  318.171946]  0 0
[  318.175236]  ? warn_alloc+0x120/0x120
[  318.179278]  0
[  318.181255]  ? print_usage_bug+0xc0/0xc0
[  318.186875]  ? __lock_acquire+0x62f/0x4c20
[  318.190914] Node 0 
[  318.195146]  ? __lock_acquire+0x62f/0x4c20
[  318.195149] DMA: 1*4kB 
[  318.197394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.201620] (U) 
[  318.204206]  ? should_fail+0x22d/0xd01
[  318.209722] 0*8kB 
[  318.211699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.215575] 0*16kB 
[  318.217728]  ? __lock_acquire+0x62f/0x4c20
[  318.222812] 1*32kB 
[  318.225057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.229265] (U) 
[  318.231504]  ? __lock_acquire+0x62f/0x4c20
[  318.236587] 2*64kB 
[  318.238566]  ? should_fail+0x22d/0xd01
[  318.242775] (U) 1*128kB 
[  318.245037]  ? find_held_lock+0x36/0x1c0
[  318.248907] (U) 
[  318.251581]  ? mark_held_locks+0x130/0x130
[  318.255620] 1*256kB 
[  318.257595]  ? mark_held_locks+0x130/0x130
[  318.261821] (U) 
[  318.264146]  ? zap_class+0x640/0x640
[  318.268361] 0*512kB 
[  318.270350]  ? zap_class+0x640/0x640
[  318.274059] 1*1024kB 
[  318.276385]  ? print_usage_bug+0xc0/0xc0
[  318.280085] (U) 
[  318.282496]  ? do_raw_spin_unlock+0xa7/0x330
[  318.286558] 1*2048kB 
[  318.288531]  ? zap_class+0x640/0x640
[  318.292922] (M) 
[  318.295332]  ? print_usage_bug+0xc0/0xc0
[  318.299030] 3*4096kB (M) 
[  318.301037]  ? wq_watchdog_touch+0x9c/0xfe
[  318.305078] = 15908kB
[  318.307843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.312063] Node 0 
[  318.314499]  ? check_preemption_disabled+0x48/0x280
[  318.320009] DMA32: 4*4kB 
[  318.322284]  ? __lock_is_held+0xb5/0x140
[  318.327275] (M) 
[  318.330048]  __alloc_pages_nodemask+0xa80/0xde0
[  318.334093] 0*8kB 
[  318.336087]  ? zap_class+0x640/0x640
[  318.340723] 2*16kB 
[  318.342879]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  318.346574] (M) 
[  318.348820]  ? find_held_lock+0x36/0x1c0
[  318.353804] 2*32kB (UM) 
[  318.355804]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.359832] 4*64kB (UM) 
[  318.362521]  ? lock_downgrade+0x900/0x900
[  318.367166] 4*128kB (M) 
[  318.369860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.373985] 3*256kB 
[  318.376664]  cache_grow_begin+0xa5/0x8c0
[  318.382175] (M) 
[  318.384504]  ? do_raw_spin_unlock+0xa7/0x330
[  318.388539] 4*512kB (UM) 
[  318.390568]  fallback_alloc+0x204/0x2e0
[  318.394952] 3*1024kB (UM) 
[  318.397724]  ____cache_alloc_node+0x1c7/0x1e0
[  318.401671] 3*2048kB (UM) 
[  318.404535]  kmem_cache_alloc_node+0xe3/0x730
[  318.409001] 3*4096kB (M) 
[  318.411876]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.416343] = 25200kB
[  318.416353] Node 0 
[  318.419121]  __alloc_skb+0x119/0x770
[  318.423325] Normal: 786*4kB 
[  318.425752]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  318.427962] (MEH) 
[  318.431677]  ? netdev_alloc_frag+0x1f0/0x1f0
[  318.434670] 440*8kB (UMEH) 
[  318.439962]  ? lock_downgrade+0x900/0x900
[  318.442087] 141*16kB (MEH) 
[  318.446508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.449415] 54*32kB (MEH) 
[  318.453580]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.456493] 14*64kB 
[  318.462041]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.464866] (UME) 
[  318.470319]  ? addrconf_rs_timer+0x690/0x690
[  318.472624] 1*128kB 
[  318.478085]  ndisc_alloc_skb+0x144/0x340
[  318.480208] (H) 
[  318.484617]  ndisc_send_rs+0x331/0x6e0
[  318.486917] 1*256kB (H) 
[  318.490989]  addrconf_rs_timer+0x314/0x690
[  318.492945] 2*512kB 
[  318.496832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.499482] (H) 
[  318.503727]  call_timer_fn+0x272/0x920
[  318.506041] 1*1024kB 
[  318.510280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.512247] (U) 
[  318.516141]  ? process_timeout+0x40/0x40
[  318.518533] 0*2048kB 
[  318.522782]  ? __run_timers+0x7da/0xc70
[  318.524750] 0*4096kB 
[  318.528817]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.531210] = 13976kB
[  318.535185]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.537584] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  318.542075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.542095]  ? lockdep_hardirqs_on+0x296/0x5b0
[  318.544496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  318.548989]  ? trace_hardirqs_on+0xbd/0x310
[  318.557805] 163 total pagecache pages
[  318.562064]  ? kasan_check_read+0x11/0x20
[  318.566624] 0 pages in swap cache
[  318.575198]  ? __run_timers+0x7da/0xc70
[  318.579503] Swap cache stats: add 0, delete 0, find 0/0
[  318.583303]  ? trace_hardirqs_off_caller+0x310/0x310
[  318.587426] Free swap  = 0kB
[  318.587435] Total swap = 0kB
[  318.590891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.594843] 1965979 pages RAM
[  318.600207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.605289] 0 pages HighMem/MovableOnly
[  318.605299] 342867 pages reserved
[  318.608321]  __run_timers+0x7e5/0xc70
[  318.611319] 0 pages cma reserved
[  318.615561]  ? timer_fixup_init+0x70/0x70
[  318.618727] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.622884]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.626937] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.630290]  ? zap_class+0x640/0x640
[  318.634086] syz-fuzzer cpuset=
[  318.637466]  ? enqueue_hrtimer+0x1a5/0x560
[  318.641609] /
[  318.648186]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.653190]  mems_allowed=0
[  318.663413]  ? find_held_lock+0x36/0x1c0
[  318.688390]  ? zap_class+0x640/0x640
[  318.692115]  ? pvclock_read_flags+0x160/0x160
[  318.696617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.702161]  ? check_preemption_disabled+0x48/0x280
[  318.707193]  ? __lock_is_held+0xb5/0x140
[  318.711258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.716803]  ? check_preemption_disabled+0x48/0x280
[  318.721830]  run_timer_softirq+0x52/0xb0
[  318.725895]  ? rcu_read_lock_sched_held+0x14f/0x180
[  318.730917]  __do_softirq+0x308/0xb7e
[  318.734741]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  318.739241]  ? lock_downgrade+0x900/0x900
[  318.743394]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  318.748507]  ? pvclock_read_flags+0x160/0x160
[  318.753012]  ? lapic_next_event+0x5a/0x90
[  318.757182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.762733]  ? kvm_clock_read+0x18/0x30
[  318.766709]  ? kvm_sched_clock_read+0x9/0x20
[  318.771128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.776672]  ? check_preemption_disabled+0x48/0x280
[  318.781702]  irq_exit+0x17f/0x1c0
[  318.785159]  smp_apic_timer_interrupt+0x1cb/0x760
[  318.790003]  ? smp_reschedule_interrupt+0x109/0x650
[  318.795056]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.800956]  ? interrupt_entry+0xb5/0xc0
[  318.805033]  ? trace_hardirqs_off_caller+0xbb/0x310
[  318.810079]  ? trace_hardirqs_off_caller+0xbb/0x310
[  318.815106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.819955]  ? trace_hardirqs_on_caller+0x310/0x310
[  318.824997]  ? trace_hardirqs_on_caller+0x310/0x310
[  318.830035]  ? task_prio+0x50/0x50
[  318.833608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.839181]  ? check_preemption_disabled+0x48/0x280
[  318.844219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.849083]  apic_timer_interrupt+0xf/0x20
[  318.853313]  </IRQ>
[  318.855582] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  318.861471] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  318.880374] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  318.888103] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  318.895382] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  318.902661] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  318.909937] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  318.917214] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  318.924526]  ? save_stack+0xa9/0xd0
[  318.928175]  __kmalloc_node_track_caller+0x33/0x70
[  318.933119]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  318.937889]  pskb_expand_head+0x230/0x10f0
[  318.942134]  ? memcpy+0x45/0x50
[  318.945419]  ? __copy_skb_header+0x350/0x6b0
[  318.949834]  ? skb_release_data+0x880/0x880
[  318.954161]  ? __alloc_skb+0x770/0x770
[  318.958077]  ? __lock_is_held+0xb5/0x140
[  318.962171]  ? kasan_check_write+0x14/0x20
[  318.966413]  ? __skb_clone+0x6c7/0xa00
[  318.970305]  ? __copy_skb_header+0x6b0/0x6b0
[  318.974720]  ? kmem_cache_alloc+0x33a/0x730
[  318.979067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.984616]  skb_ensure_writable+0x3dd/0x640
[  318.989040]  ? skb_checksum_setup+0xaa0/0xaa0
[  318.993552]  ? check_preemption_disabled+0x48/0x280
[  318.998580]  ? __this_cpu_preempt_check+0x1c/0x20
[  319.003430]  ? __bpf_redirect+0x54b/0xb20
[  319.007592]  bpf_clone_redirect+0x14a/0x490
[  319.011929]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  319.016951]  ? __sched_text_start+0x8/0x8
[  319.021125]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.025890]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  319.030481]  ? retint_kernel+0x2d/0x2d
[  319.034382]  ? find_held_lock+0x36/0x1c0
[  319.038456]  ? lock_acquire+0x1ed/0x520
[  319.042463]  ? bpf_test_run+0x3cb/0x780
[  319.046446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.052012]  ? check_preemption_disabled+0x48/0x280
[  319.057082]  ? kasan_check_read+0x11/0x20
[  319.061243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  319.066525]  ? rcu_softirq_qs+0x20/0x20
[  319.070535]  ? preempt_schedule+0x4d/0x60
[  319.074692]  ? ___preempt_schedule+0x16/0x18
[  319.079127]  ? bpf_test_run+0x25d/0x780
[  319.083123]  ? netlink_diag_dump+0x2a0/0x2a0
[  319.087543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.093085]  ? bpf_test_init.isra.10+0x70/0x100
[  319.097763]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  319.102536]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.107383]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.112930]  ? fput+0x130/0x1a0
[  319.116214]  ? __bpf_prog_get+0x9b/0x290
[  319.120285]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.125137]  ? bpf_prog_test_run+0x130/0x1a0
[  319.129553]  ? __x64_sys_bpf+0x3d8/0x520
[  319.133618]  ? bpf_prog_get+0x20/0x20
[  319.137445]  ? do_syscall_64+0x1b9/0x820
[  319.141513]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.146894]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.151835]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.156875]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.161917]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  319.168591]  ? __switch_to_asm+0x40/0x70
[  319.172673]  ? __switch_to_asm+0x34/0x70
[  319.176744]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.181603]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.186987] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  319.187091] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.193703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.193712] Call Trace:
[  319.200324] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.209566]  <IRQ>
[  319.212144] syz-executor5 cpuset=
[  319.222631]  dump_stack+0x244/0x39d
[  319.224761] syz5
[  319.228219]  ? dump_stack_print_info.cold.1+0x20/0x20
[  319.231831]  mems_allowed=0
[  319.233820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.247452]  warn_alloc.cold.117+0xb7/0x1bd
[  319.251782]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.256635]  ? lock_downgrade+0x900/0x900
[  319.260804]  ? trace_hardirqs_off+0xb8/0x310
[  319.265249]  ? trace_hardirqs_off+0xb8/0x310
[  319.269673]  __alloc_pages_slowpath+0x2660/0x2d70
[  319.274563]  ? warn_alloc+0x120/0x120
[  319.278377]  ? warn_alloc+0x120/0x120
[  319.282190]  ? print_usage_bug+0xc0/0xc0
[  319.286257]  ? warn_alloc+0x120/0x120
[  319.290078]  ? print_usage_bug+0xc0/0xc0
[  319.294151]  ? __lock_acquire+0x62f/0x4c20
[  319.298392]  ? __lock_acquire+0x62f/0x4c20
[  319.302632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.308171]  ? should_fail+0x22d/0xd01
[  319.312068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  319.317354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.322483]  ? __lock_acquire+0x62f/0x4c20
[  319.326738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.331858]  ? __lock_acquire+0x62f/0x4c20
[  319.336118]  ? should_fail+0x22d/0xd01
[  319.340013]  ? rcu_irq_exit+0x1a2/0x390
[  319.344008]  ? mark_held_locks+0x130/0x130
[  319.348259]  ? mark_held_locks+0x130/0x130
[  319.352516]  ? mark_held_locks+0xc7/0x130
[  319.356665]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  319.361696]  ? zap_class+0x640/0x640
[  319.365418]  ? print_usage_bug+0xc0/0xc0
[  319.369526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.375085]  ? check_preemption_disabled+0x48/0x280
[  319.380117]  ? __lock_is_held+0xb5/0x140
[  319.384196]  __alloc_pages_nodemask+0xa80/0xde0
[  319.388869]  ? zap_class+0x640/0x640
[  319.392590]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  319.397625]  ? find_held_lock+0x36/0x1c0
[  319.401714]  ? ____cache_alloc_node+0x1c7/0x1e0
[  319.406393]  ? lock_downgrade+0x900/0x900
[  319.410564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.416114]  cache_grow_begin+0xa5/0x8c0
[  319.420182]  ? do_raw_spin_unlock+0xa7/0x330
[  319.424621]  fallback_alloc+0x204/0x2e0
[  319.428601]  ____cache_alloc_node+0x1c7/0x1e0
[  319.433109]  kmem_cache_alloc_node+0xe3/0x730
[  319.437620]  ? ipv6_get_ifaddr+0x42e/0x620
[  319.441884]  __alloc_skb+0x119/0x770
[  319.445607]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  319.450901]  ? netdev_alloc_frag+0x1f0/0x1f0
[  319.455614]  ? lock_downgrade+0x900/0x900
[  319.459780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.465353]  ? refcount_sub_and_test_checked+0x203/0x310
[  319.470816]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  319.476279]  ? addrconf_rs_timer+0x690/0x690
[  319.480706]  ndisc_alloc_skb+0x144/0x340
[  319.484780]  ndisc_send_rs+0x331/0x6e0
[  319.488687]  addrconf_rs_timer+0x314/0x690
[  319.492934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.497191]  call_timer_fn+0x272/0x920
[  319.501096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.505358]  ? process_timeout+0x40/0x40
[  319.509437]  ? mark_held_locks+0xc7/0x130
[  319.513604]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.518111]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.522610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.526854]  ? lockdep_hardirqs_on+0x296/0x5b0
[  319.531445]  ? trace_hardirqs_on+0xbd/0x310
[  319.535776]  ? kasan_check_read+0x11/0x20
[  319.539933]  ? __run_timers+0x7da/0xc70
[  319.543911]  ? trace_hardirqs_off_caller+0x310/0x310
[  319.549057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.553307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.557555]  __run_timers+0x7e5/0xc70
[  319.561906]  ? timer_fixup_init+0x70/0x70
[  319.566071]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.571100]  ? zap_class+0x640/0x640
[  319.574822]  ? print_usage_bug+0xc0/0xc0
[  319.578888]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  319.584093]  ? find_held_lock+0x36/0x1c0
[  319.588164]  ? zap_class+0x640/0x640
[  319.591892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.597457]  ? check_preemption_disabled+0x48/0x280
[  319.602490]  ? __lock_is_held+0xb5/0x140
[  319.606565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.612105]  ? check_preemption_disabled+0x48/0x280
[  319.617132]  run_timer_softirq+0x52/0xb0
[  319.621197]  ? rcu_read_lock_sched_held+0x14f/0x180
[  319.626242]  __do_softirq+0x308/0xb7e
[  319.630060]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  319.634565]  ? lock_downgrade+0x900/0x900
[  319.638760]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  319.643877]  ? pvclock_read_flags+0x160/0x160
[  319.648383]  ? lapic_next_event+0x5a/0x90
[  319.652566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.658112]  ? kvm_clock_read+0x18/0x30
[  319.662094]  ? kvm_sched_clock_read+0x9/0x20
[  319.666522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.672175]  ? check_preemption_disabled+0x48/0x280
[  319.677206]  irq_exit+0x17f/0x1c0
[  319.680663]  smp_apic_timer_interrupt+0x1cb/0x760
[  319.685508]  ? smp_reschedule_interrupt+0x109/0x650
[  319.690529]  ? smp_call_function_single_interrupt+0x650/0x650
[  319.696434]  ? interrupt_entry+0xb5/0xc0
[  319.700501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.705522]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.710547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.715404]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.720428]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.725448]  ? task_prio+0x50/0x50
[  319.729004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.734580]  ? check_preemption_disabled+0x48/0x280
[  319.739616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.744475]  apic_timer_interrupt+0xf/0x20
[  319.748706]  </IRQ>
[  319.750953] RIP: 0010:console_unlock+0xffa/0x1160
[  319.755803] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  319.774710] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  319.782427] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  319.789696] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  319.796976] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  319.804248] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  319.811518] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  319.818818]  ? netconsole_netdev_event+0x280/0x280
[  319.823784]  ? console_unlock+0xff1/0x1160
[  319.828063]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  319.832744]  ? lock_release+0xa00/0xa00
[  319.836736]  ? interrupt_entry+0xc0/0xc0
[  319.840820]  vprintk_emit+0x33d/0x930
[  319.844637]  ? wake_up_klogd+0x180/0x180
[  319.848719]  ? attach_entity_load_avg+0x810/0x860
[  319.853570]  ? __lock_acquire+0x600/0x4c20
[  319.857831]  ? mark_held_locks+0x130/0x130
[  319.862066]  ? print_usage_bug+0xc0/0xc0
[  319.866141]  ? find_held_lock+0x36/0x1c0
[  319.870218]  ? mark_held_locks+0xc7/0x130
[  319.874378]  vprintk_default+0x28/0x30
[  319.878273]  vprintk_func+0x7e/0x181
[  319.881991]  printk+0xa7/0xcf
[  319.885126]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  319.889904]  show_free_areas.cold.118+0x1f34/0x215d
[  319.894976]  ? si_meminfo_node+0x260/0x260
[  319.899222]  ? __lock_acquire+0x62f/0x4c20
[  319.903462]  ? __lock_acquire+0x62f/0x4c20
[  319.907712]  ? __lock_is_held+0xb5/0x140
[  319.911807]  ? mark_held_locks+0x130/0x130
[  319.916070]  ? zap_class+0x640/0x640
[  319.919800]  ? put_dec+0x3b/0xf0
[  319.923177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.928741]  ? find_held_lock+0x36/0x1c0
[  319.932819]  ? serial8250_console_write+0x8b3/0xb10
[  319.937861]  ? lock_downgrade+0x900/0x900
[  319.942036]  ? zap_class+0x640/0x640
[  319.945766]  ? zap_class+0x640/0x640
[  319.949497]  ? print_usage_bug+0xc0/0xc0
[  319.953563]  ? do_raw_spin_unlock+0xa7/0x330
[  319.957982]  ? trace_hardirqs_on+0x310/0x310
[  319.962406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.967958]  ? find_held_lock+0x36/0x1c0
[  319.972046]  ? mark_held_locks+0xc7/0x130
[  319.976204]  ? console_unlock+0xfcd/0x1160
[  319.980447]  ? netconsole_netdev_event+0x280/0x280
[  319.985380]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  319.989968]  ? trace_hardirqs_on+0xbd/0x310
[  319.994293]  ? vprintk_emit+0x33d/0x930
[  319.998282]  ? trace_hardirqs_off_caller+0x310/0x310
[  320.003392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.008952]  ? netconsole_netdev_event+0x280/0x280
[  320.013893]  ? console_unlock+0x8d8/0x1160
[  320.018148]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  320.022817]  ? vprintk_emit+0x7f7/0x930
[  320.026799]  ? lock_release+0xa00/0xa00
[  320.030780]  ? preempt_count_add+0xbc/0x1b0
[  320.035114]  ? wake_up_klogd+0x11a/0x180
[  320.039186]  ? console_device+0xc0/0xc0
[  320.043170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.048719]  ? vprintk_emit+0x268/0x930
[  320.052704]  ? wake_up_klogd+0x180/0x180
[  320.056779]  ? trace_hardirqs_on_caller+0xc0/0x310
[  320.061735]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.066497]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.071954]  ? retint_kernel+0x1b/0x2d
[  320.075850]  ? trace_hardirqs_on+0x310/0x310
[  320.080276]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.085070]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  320.089841]  ? show_mem+0x1e/0x17b
[  320.093396]  show_mem+0x34/0x17b
[  320.096772]  dump_header+0x2f1/0xf72
[  320.100499]  ? mark_held_locks+0x130/0x130
[  320.104743]  ? pagefault_out_of_memory+0x197/0x197
[  320.109687]  ? __lock_acquire+0x62f/0x4c20
[  320.113931]  ? zap_class+0x640/0x640
[  320.117657]  ? percpu_ref_get_many+0x240/0x240
[  320.122249]  ? print_usage_bug+0xc0/0xc0
[  320.126316]  ? print_usage_bug+0xc0/0xc0
[  320.130388]  ? zap_class+0x640/0x640
[  320.134139]  ? print_usage_bug+0xc0/0xc0
[  320.138206]  ? print_usage_bug+0xc0/0xc0
[  320.142284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.147829]  ? find_held_lock+0x36/0x1c0
[  320.151906]  ? mark_held_locks+0xc7/0x130
[  320.156070]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  320.161179]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  320.166285]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  320.170875]  ? trace_hardirqs_on+0xbd/0x310
[  320.175204]  ? kasan_check_read+0x11/0x20
[  320.179354]  ? ___ratelimit+0x3b4/0x672
[  320.183336]  ? trace_hardirqs_off_caller+0x310/0x310
[  320.188446]  ? trace_hardirqs_on+0x310/0x310
[  320.192931]  ? lock_downgrade+0x900/0x900
[  320.197094]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.202202]  ? ___ratelimit+0x3b9/0x672
[  320.206181]  ? idr_get_free+0xec0/0xec0
[  320.210158]  ? kasan_check_read+0x11/0x20
[  320.214312]  ? do_raw_spin_unlock+0xa7/0x330
[  320.218738]  oom_kill_process.cold.27+0x10/0x903
[  320.223498]  ? zap_class+0x640/0x640
[  320.227217]  ? _raw_spin_unlock+0x2c/0x50
[  320.231368]  ? oom_badness+0xe6/0xaa0
[  320.235179]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.240114]  ? kasan_check_read+0x11/0x20
[  320.244270]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.249561]  ? oom_evaluate_task+0x540/0x540
[  320.253978]  ? find_held_lock+0x36/0x1c0
[  320.258057]  ? out_of_memory+0x974/0x1430
[  320.262215]  ? lock_downgrade+0x900/0x900
[  320.266371]  ? check_preemption_disabled+0x48/0x280
[  320.271400]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.276331]  ? kasan_check_read+0x11/0x20
[  320.280492]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.285779]  ? rcu_softirq_qs+0x20/0x20
[  320.289769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.295312]  ? oom_evaluate_task+0x302/0x540
[  320.299734]  out_of_memory+0xa84/0x1430
[  320.303729]  ? oom_killer_disable+0x3a0/0x3a0
[  320.308230]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  320.313172]  ? __mutex_add_waiter+0x2a0/0x2a0
[  320.317685]  __alloc_pages_slowpath+0x22d4/0x2d70
[  320.322582]  ? warn_alloc+0x120/0x120
[  320.326389]  ? rcu_softirq_qs+0x20/0x20
[  320.330403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.335946]  ? should_fail+0x22d/0xd01
[  320.339841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.344950]  ? zap_class+0x640/0x640
[  320.348708]  ? __lock_is_held+0xb5/0x140
[  320.352792]  ? mark_held_locks+0x130/0x130
[  320.357050]  ? lock_release+0xa00/0xa00
[  320.361042]  ? perf_trace_sched_process_exec+0x860/0x860
[  320.366511]  ? __might_sleep+0x95/0x190
[  320.370513]  __alloc_pages_nodemask+0xa80/0xde0
[  320.375199]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  320.380222]  ? __page_cache_alloc+0x191/0x5c0
[  320.384727]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.389663]  ? kasan_check_read+0x11/0x20
[  320.393813]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.399098]  ? zap_class+0x640/0x640
[  320.402825]  ? zap_class+0x640/0x640
[  320.406547]  ? zap_class+0x640/0x640
[  320.410273]  ? __do_page_cache_readahead+0x7ce/0x980
[  320.415415]  ? find_held_lock+0x36/0x1c0
[  320.419488]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  320.425045]  alloc_pages_current+0x173/0x350
[  320.429467]  __page_cache_alloc+0x38c/0x5c0
[  320.433793]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.438726]  ? kasan_check_read+0x11/0x20
[  320.442882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.448171]  ? generic_perform_write+0x6a0/0x6a0
[  320.452947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.458501]  ? check_preemption_disabled+0x48/0x280
[  320.463541]  filemap_fault+0x1594/0x25f0
[  320.467635]  ? __lock_page_or_retry+0xa00/0xa00
[  320.472312]  ? mark_held_locks+0x130/0x130
[  320.476570]  ? rcu_softirq_qs+0x20/0x20
[  320.480576]  ? filemap_map_pages+0xe04/0x1990
[  320.485098]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  320.490056]  ? futex_wait_setup+0x15c/0x3e0
[  320.494388]  ? zap_class+0x640/0x640
[  320.498118]  ? lock_acquire+0x1ed/0x520
[  320.502098]  ? alloc_set_pte+0x1447/0x1f40
[  320.506354]  ? lock_acquire+0x1ed/0x520
[  320.510333]  ? ext4_filemap_fault+0x7a/0xad
[  320.514664]  ? lock_release+0xa00/0xa00
[  320.518643]  ? perf_trace_sched_process_exec+0x860/0x860
[  320.524103]  ? print_usage_bug+0xc0/0xc0
[  320.528172]  ? print_usage_bug+0xc0/0xc0
[  320.532250]  ? down_read+0x8d/0x120
[  320.535883]  ? ext4_filemap_fault+0x7a/0xad
[  320.540214]  ? __down_interruptible+0x700/0x700
[  320.544900]  ext4_filemap_fault+0x82/0xad
[  320.549069]  __do_fault+0x100/0x6b0
[  320.552707]  ? unlock_page+0x2c2/0x4c0
[  320.556628]  ? pmd_devmap_trans_unstable+0x220/0x220
[  320.561743]  ? mark_held_locks+0x130/0x130
[  320.565998]  ? mark_held_locks+0x130/0x130
[  320.570250]  ? do_raw_spin_trylock+0x270/0x270
[  320.574868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.580431]  __handle_mm_fault+0x307c/0x5920
[  320.584873]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  320.589740]  ? kasan_check_read+0x11/0x20
[  320.593900]  ? _copy_to_user+0xc8/0x110
[  320.597886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.603447]  ? zap_class+0x640/0x640
[  320.607181]  ? zap_class+0x640/0x640
[  320.610911]  ? find_held_lock+0x36/0x1c0
[  320.614994]  ? handle_mm_fault+0x42a/0xc70
[  320.619251]  ? lock_downgrade+0x900/0x900
[  320.623421]  ? check_preemption_disabled+0x48/0x280
[  320.628456]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.633397]  ? kasan_check_read+0x11/0x20
[  320.637561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.642851]  ? rcu_softirq_qs+0x20/0x20
[  320.646829]  ? trace_hardirqs_off_caller+0x310/0x310
[  320.651938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.657503]  ? check_preemption_disabled+0x48/0x280
[  320.662537]  handle_mm_fault+0x54f/0xc70
[  320.666618]  ? __handle_mm_fault+0x5920/0x5920
[  320.671210]  ? find_vma+0x34/0x190
[  320.674764]  __do_page_fault+0x5e8/0xe60
[  320.678829]  ? trace_hardirqs_off+0xb8/0x310
[  320.683240]  ? __ia32_sys_read+0xb0/0xb0
[  320.687316]  do_page_fault+0xf2/0x7e0
[  320.691125]  ? vmalloc_sync_all+0x30/0x30
[  320.695283]  ? error_entry+0x70/0xd0
[  320.699006]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.704043]  ? trace_hardirqs_on_caller+0xc0/0x310
[  320.708988]  ? syscall_return_slowpath+0x5e0/0x5e0
[  320.713931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.718778]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.723800]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.729259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.734803]  ? prepare_exit_to_usermode+0x291/0x3b0
[  320.739826]  ? page_fault+0x8/0x30
[  320.743373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.748240]  ? page_fault+0x8/0x30
[  320.751786]  page_fault+0x1e/0x30
[  320.755246] RIP: 0033:0x4727a0
[  320.758460] Code: Bad RIP value.
[  320.761832] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  320.767204] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  320.774477] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  320.781747] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  320.789020] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  320.796303] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  320.803617] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  320.803623] warn_alloc_show_mem: 1 callbacks suppressed
[  320.803631] Mem-Info:
[  320.810585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.815962] active_anon:48509 inactive_anon:132 isolated_anon:0
[  320.815962]  active_file:12 inactive_file:13 isolated_file:0
[  320.815962]  unevictable:0 dirty:0 writeback:0 unstable:0
[  320.815962]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  320.815962]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  320.815962]  free:13771 free_pcp:124 free_cma:0
[  320.818339] Call Trace:
[  320.827737] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  320.860610]  <IRQ>
[  320.863197] Node 0 
[  320.890617]  dump_stack+0x244/0x39d
[  320.892781] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  320.894987]  ? dump_stack_print_info.cold.1+0x20/0x20
[  320.898585] lowmem_reserve[]: 0
[  320.924110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.929278]  2818
[  320.932573]  warn_alloc.cold.117+0xb7/0x1bd
[  320.938082]  6321 6321
[  320.940157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.946960]  ? lock_downgrade+0x900/0x900
[  320.951781] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  320.955962]  ? trace_hardirqs_off+0xb8/0x310
[  320.955983]  ? trace_hardirqs_off+0xb8/0x310
[  320.983562] lowmem_reserve[]: 0
[  320.988018]  __alloc_pages_slowpath+0x2660/0x2d70
[  320.992402]  0
[  320.995706]  ? warn_alloc+0x120/0x120
[  321.000506]  3503
[  321.002311]  ? warn_alloc+0x120/0x120
[  321.006093]  3503
[  321.008159]  ? print_usage_bug+0xc0/0xc0
[  321.014004]  ? warn_alloc+0x120/0x120
[  321.018055] Node 0 Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  321.021866]  ? print_usage_bug+0xc0/0xc0
[  321.050559] lowmem_reserve[]: 0 0
[  321.054640]  ? __lock_acquire+0x62f/0x4c20
[  321.054657]  ? __lock_acquire+0x62f/0x4c20
[  321.058090]  0 0
[  321.062340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.068527]  ? should_fail+0x22d/0xd01
[  321.074060] Node 0 
[  321.077952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.077963] DMA: 
[  321.080197]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.085462] 1*4kB 
[  321.087524]  ? __lock_acquire+0x62f/0x4c20
[  321.092620] (U) 
[  321.094776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.098986] 0*8kB 0*16kB 
[  321.100981]  ? __lock_acquire+0x62f/0x4c20
[  321.106075] 1*32kB 
[  321.108829]  ? should_fail+0x22d/0xd01
[  321.113066] (U) 
[  321.115307]  ? rcu_irq_exit+0x1a2/0x390
[  321.119171] 2*64kB (U) 
[  321.121167]  ? mark_held_locks+0x130/0x130
[  321.125139] 1*128kB 
[  321.127712]  ? mark_held_locks+0x130/0x130
[  321.131929] (U) 
[  321.134257]  ? mark_held_locks+0xc7/0x130
[  321.138473] 1*256kB 
[  321.140450]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  321.144585] (U) 
[  321.146927]  ? zap_class+0x640/0x640
[  321.151938] 0*512kB 
[  321.153913]  ? print_usage_bug+0xc0/0xc0
[  321.157612] 1*1024kB 
[  321.159944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.163978] (U) 1*2048kB 
[  321.166401]  ? check_preemption_disabled+0x48/0x280
[  321.171922] (M) 
[  321.174685]  ? __lock_is_held+0xb5/0x140
[  321.179676] 3*4096kB (M) 
[  321.181672]  __alloc_pages_nodemask+0xa80/0xde0
[  321.185708] = 15908kB
[  321.185718] Node 0 
[  321.188488]  ? zap_class+0x640/0x640
[  321.193139] DMA32: 
[  321.195552]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  321.197774] 4*4kB 
[  321.201498]  ? find_held_lock+0x36/0x1c0
[  321.203713] (M) 
[  321.208739]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.210865] 0*8kB 
[  321.214925]  ? lock_downgrade+0x900/0x900
[  321.216883] 2*16kB 
[  321.221554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.223688] (M) 
[  321.227842]  cache_grow_begin+0xa5/0x8c0
[  321.230054] 2*32kB (UM) 
[  321.235603]  ? do_raw_spin_unlock+0xa7/0x330
[  321.237571] 4*64kB 
[  321.241638]  fallback_alloc+0x204/0x2e0
[  321.244288] (UM) 
[  321.249647]  ____cache_alloc_node+0x1c7/0x1e0
[  321.251865] 4*128kB 
[  321.255837]  kmem_cache_alloc_node+0xe3/0x730
[  321.257880] (M) 
[  321.262393]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.264699] 3*256kB 
[  321.269204]  __alloc_skb+0x119/0x770
[  321.271156] (M) 
[  321.275394]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.277695] 4*512kB 
[  321.281407]  ? netdev_alloc_frag+0x1f0/0x1f0
[  321.283364] (UM) 
[  321.288641]  ? lock_downgrade+0x900/0x900
[  321.290946] 3*1024kB (UM) 
[  321.295390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.297448] 3*2048kB 
[  321.301596]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.304432] (UM) 
[  321.309972]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.312366] 3*4096kB 
[  321.317826]  ? addrconf_rs_timer+0x690/0x690
[  321.319868] (M) 
[  321.325323]  ndisc_alloc_skb+0x144/0x340
[  321.327709] = 25200kB
[  321.332129]  ndisc_send_rs+0x331/0x6e0
[  321.334090] Node 0 
[  321.338163]  addrconf_rs_timer+0x314/0x690
[  321.340577] Normal: 
[  321.344468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.346719] 786*4kB 
[  321.350961]  call_timer_fn+0x272/0x920
[  321.353261] (MEH) 
[  321.357494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.359802] 440*8kB 
[  321.363687]  ? process_timeout+0x40/0x40
[  321.365822] (UMEH) 
[  321.370073]  ? __run_timers+0x7da/0xc70
[  321.372381] 141*16kB 
[  321.376442]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.378653] (MEH) 54*32kB 
[  321.382639]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.385034] (MEH) 14*64kB 
[  321.389543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.392366] (UME) 1*128kB 
[  321.396872]  ? lockdep_hardirqs_on+0x296/0x5b0
[  321.399693] (H) 
[  321.403932]  ? trace_hardirqs_on+0xbd/0x310
[  321.406757] 1*256kB 
[  321.411341]  ? kasan_check_read+0x11/0x20
[  321.413336] (H) 
[  321.417661]  ? __run_timers+0x7da/0xc70
[  321.419971] 2*512kB 
[  321.424122]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.426085] (H) 
[  321.430099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.432406] 1*1024kB (U) 
[  321.437517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.439476] 0*2048kB 
[  321.443711]  __run_timers+0x7e5/0xc70
[  321.446446] 0*4096kB 
[  321.450723]  ? timer_fixup_init+0x70/0x70
[  321.453115] = 13976kB
[  321.457449]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.459862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  321.464012]  ? zap_class+0x640/0x640
[  321.466422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  321.471432]  ? enqueue_hrtimer+0x1a5/0x560
[  321.480248] 163 total pagecache pages
[  321.483959]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.492523] 0 pages in swap cache
[  321.496759]  ? find_held_lock+0x36/0x1c0
[  321.500540] Swap cache stats: add 0, delete 0, find 0/0
[  321.505724]  ? zap_class+0x640/0x640
[  321.509156] Free swap  = 0kB
[  321.513221]  ? pvclock_read_flags+0x160/0x160
[  321.518566] Total swap = 0kB
[  321.522283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.525278] 1965979 pages RAM
[  321.529771]  ? check_preemption_disabled+0x48/0x280
[  321.532768] 0 pages HighMem/MovableOnly
[  321.538311]  ? __lock_is_held+0xb5/0x140
[  321.541395] 342867 pages reserved
[  321.546420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.550377] 0 pages cma reserved
[  321.554439]  ? check_preemption_disabled+0x48/0x280
[  321.557951] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.563579]  run_timer_softirq+0x52/0xb0
[  321.567044] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.571952]  ? rcu_read_lock_sched_held+0x14f/0x180
[  321.578443] syz-fuzzer cpuset=
[  321.582507]  __do_softirq+0x308/0xb7e
[  321.592727] /
[  321.597749]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  321.600935]  mems_allowed=0
[  321.604735]  ? lock_downgrade+0x900/0x900
[  321.617992]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  321.623127]  ? pvclock_read_flags+0x160/0x160
[  321.627636]  ? lapic_next_event+0x5a/0x90
[  321.631799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.638190]  ? kvm_clock_read+0x18/0x30
[  321.642172]  ? kvm_sched_clock_read+0x9/0x20
[  321.646588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.652151]  ? check_preemption_disabled+0x48/0x280
[  321.657184]  irq_exit+0x17f/0x1c0
[  321.660644]  smp_apic_timer_interrupt+0x1cb/0x760
[  321.665491]  ? smp_reschedule_interrupt+0x109/0x650
[  321.670527]  ? smp_call_function_single_interrupt+0x650/0x650
[  321.676431]  ? interrupt_entry+0xb5/0xc0
[  321.680499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  321.685521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  321.690543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.695389]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.700424]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.705474]  ? task_prio+0x50/0x50
[  321.709021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.714579]  ? check_preemption_disabled+0x48/0x280
[  321.719618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.724484]  apic_timer_interrupt+0xf/0x20
[  321.728716]  </IRQ>
[  321.730973] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  321.736861] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  321.755902] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  321.763620] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  321.770890] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  321.778161] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  321.785435] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  321.792708] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  321.800014]  ? save_stack+0xa9/0xd0
[  321.803674]  __kmalloc_node_track_caller+0x33/0x70
[  321.808615]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  321.813380]  pskb_expand_head+0x230/0x10f0
[  321.817622]  ? memcpy+0x45/0x50
[  321.820917]  ? __copy_skb_header+0x350/0x6b0
[  321.825327]  ? skb_release_data+0x880/0x880
[  321.829654]  ? __alloc_skb+0x770/0x770
[  321.833587]  ? __lock_is_held+0xb5/0x140
[  321.837665]  ? kasan_check_write+0x14/0x20
[  321.841902]  ? __skb_clone+0x6c7/0xa00
[  321.845795]  ? __copy_skb_header+0x6b0/0x6b0
[  321.850205]  ? kmem_cache_alloc+0x33a/0x730
[  321.854539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.860097]  skb_ensure_writable+0x3dd/0x640
[  321.864513]  ? skb_checksum_setup+0xaa0/0xaa0
[  321.869046]  ? check_preemption_disabled+0x48/0x280
[  321.874116]  ? __this_cpu_preempt_check+0x1c/0x20
[  321.878965]  ? __bpf_redirect+0x54b/0xb20
[  321.883133]  bpf_clone_redirect+0x14a/0x490
[  321.887476]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  321.892497]  ? __sched_text_start+0x8/0x8
[  321.896663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  321.901424]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  321.906009]  ? retint_kernel+0x2d/0x2d
[  321.909925]  ? find_held_lock+0x36/0x1c0
[  321.913997]  ? lock_acquire+0x1ed/0x520
[  321.918014]  ? bpf_test_run+0x3cb/0x780
[  321.922008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.927591]  ? check_preemption_disabled+0x48/0x280
[  321.932645]  ? kasan_check_read+0x11/0x20
[  321.936801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.942089]  ? rcu_softirq_qs+0x20/0x20
[  321.946073]  ? preempt_schedule+0x4d/0x60
[  321.950241]  ? ___preempt_schedule+0x16/0x18
[  321.955682]  ? bpf_test_run+0x25d/0x780
[  321.959676]  ? netlink_diag_dump+0x2a0/0x2a0
[  321.964107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.969652]  ? bpf_test_init.isra.10+0x70/0x100
[  321.974335]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  321.979478]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  321.984323]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  321.989864]  ? fput+0x130/0x1a0
[  321.993151]  ? __bpf_prog_get+0x9b/0x290
[  321.997219]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  322.002071]  ? bpf_prog_test_run+0x130/0x1a0
[  322.007313]  ? __x64_sys_bpf+0x3d8/0x520
[  322.011380]  ? bpf_prog_get+0x20/0x20
[  322.015204]  ? do_syscall_64+0x1b9/0x820
[  322.019270]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  322.024660]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.029613]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.034667]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  322.039686]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  322.046357]  ? __switch_to_asm+0x40/0x70
[  322.050423]  ? __switch_to_asm+0x34/0x70
[  322.054512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.059369]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.064759] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  322.064849] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  322.071438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.071448] Call Trace:
[  322.078071] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  322.087302]  <IRQ>
[  322.089879] syz-executor5 cpuset=
[  322.100365]  dump_stack+0x244/0x39d
[  322.102511] syz5
[  322.105982]  ? dump_stack_print_info.cold.1+0x20/0x20
[  322.109592]  mems_allowed=0
[  322.111570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.125208]  warn_alloc.cold.117+0xb7/0x1bd
[  322.129586]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  322.134464]  ? lock_downgrade+0x900/0x900
[  322.138625]  ? trace_hardirqs_off+0xb8/0x310
[  322.143051]  ? trace_hardirqs_off+0xb8/0x310
[  322.147477]  __alloc_pages_slowpath+0x2660/0x2d70
[  322.152353]  ? warn_alloc+0x120/0x120
[  322.156164]  ? warn_alloc+0x120/0x120
[  322.159983]  ? print_usage_bug+0xc0/0xc0
[  322.164065]  ? warn_alloc+0x120/0x120
[  322.167870]  ? print_usage_bug+0xc0/0xc0
[  322.171956]  ? __lock_acquire+0x62f/0x4c20
[  322.176203]  ? __lock_acquire+0x62f/0x4c20
[  322.180449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.185989]  ? should_fail+0x22d/0xd01
[  322.189908]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.195190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.200297]  ? __lock_acquire+0x62f/0x4c20
[  322.204540]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.209649]  ? __lock_acquire+0x62f/0x4c20
[  322.213884]  ? should_fail+0x22d/0xd01
[  322.217787]  ? rcu_irq_exit+0x1a2/0x390
[  322.221775]  ? mark_held_locks+0x130/0x130
[  322.226056]  ? mark_held_locks+0x130/0x130
[  322.230302]  ? mark_held_locks+0xc7/0x130
[  322.234463]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  322.239481]  ? zap_class+0x640/0x640
[  322.243204]  ? print_usage_bug+0xc0/0xc0
[  322.247272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.252823]  ? check_preemption_disabled+0x48/0x280
[  322.257869]  ? __lock_is_held+0xb5/0x140
[  322.261950]  __alloc_pages_nodemask+0xa80/0xde0
[  322.266626]  ? zap_class+0x640/0x640
[  322.270348]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  322.275381]  ? find_held_lock+0x36/0x1c0
[  322.279458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  322.284137]  ? lock_downgrade+0x900/0x900
[  322.288296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.293846]  cache_grow_begin+0xa5/0x8c0
[  322.297919]  ? do_raw_spin_unlock+0xa7/0x330
[  322.302339]  fallback_alloc+0x204/0x2e0
[  322.306338]  ____cache_alloc_node+0x1c7/0x1e0
[  322.310843]  kmem_cache_alloc_node+0xe3/0x730
[  322.315343]  ? ipv6_get_ifaddr+0x42e/0x620
[  322.319594]  __alloc_skb+0x119/0x770
[  322.323334]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.328619]  ? netdev_alloc_frag+0x1f0/0x1f0
[  322.333040]  ? lock_downgrade+0x900/0x900
[  322.337205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.342747]  ? refcount_sub_and_test_checked+0x203/0x310
[  322.348206]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  322.353658]  ? addrconf_rs_timer+0x690/0x690
[  322.358105]  ndisc_alloc_skb+0x144/0x340
[  322.362178]  ndisc_send_rs+0x331/0x6e0
[  322.366086]  addrconf_rs_timer+0x314/0x690
[  322.370344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.374608]  call_timer_fn+0x272/0x920
[  322.378503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.382767]  ? process_timeout+0x40/0x40
[  322.386838]  ? mark_held_locks+0xc7/0x130
[  322.390993]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.395566]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.400066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.404309]  ? lockdep_hardirqs_on+0x296/0x5b0
[  322.408922]  ? trace_hardirqs_on+0xbd/0x310
[  322.413256]  ? kasan_check_read+0x11/0x20
[  322.417410]  ? __run_timers+0x7da/0xc70
[  322.421392]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.426503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.430745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.434986]  __run_timers+0x7e5/0xc70
[  322.438817]  ? timer_fixup_init+0x70/0x70
[  322.443019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.448064]  ? zap_class+0x640/0x640
[  322.451788]  ? print_usage_bug+0xc0/0xc0
[  322.455860]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.461097]  ? find_held_lock+0x36/0x1c0
[  322.465168]  ? zap_class+0x640/0x640
[  322.468893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.474434]  ? check_preemption_disabled+0x48/0x280
[  322.479467]  ? __lock_is_held+0xb5/0x140
[  322.483535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.489086]  ? check_preemption_disabled+0x48/0x280
[  322.494112]  run_timer_softirq+0x52/0xb0
[  322.498180]  ? rcu_read_lock_sched_held+0x14f/0x180
[  322.503205]  __do_softirq+0x308/0xb7e
[  322.507018]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  322.511529]  ? lock_downgrade+0x900/0x900
[  322.515693]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  322.520820]  ? pvclock_read_flags+0x160/0x160
[  322.525326]  ? lapic_next_event+0x5a/0x90
[  322.529479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.535035]  ? kvm_clock_read+0x18/0x30
[  322.539013]  ? kvm_sched_clock_read+0x9/0x20
[  322.543438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.548979]  ? check_preemption_disabled+0x48/0x280
[  322.554009]  irq_exit+0x17f/0x1c0
[  322.557482]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.562326]  ? smp_reschedule_interrupt+0x109/0x650
[  322.567348]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.573242]  ? interrupt_entry+0xb5/0xc0
[  322.577310]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.582333]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.587365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.592213]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.597235]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.602258]  ? task_prio+0x50/0x50
[  322.605805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.611345]  ? check_preemption_disabled+0x48/0x280
[  322.616372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.621241]  apic_timer_interrupt+0xf/0x20
[  322.625477]  </IRQ>
[  322.627723] RIP: 0010:console_unlock+0xffa/0x1160
[  322.632579] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  322.651487] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  322.659201] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  322.666472] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  322.673744] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  322.681056] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  322.688331] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  322.695614]  ? netconsole_netdev_event+0x280/0x280
[  322.700561]  ? console_unlock+0xff1/0x1160
[  322.704827]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  322.709505]  ? lock_release+0xa00/0xa00
[  322.713524]  ? interrupt_entry+0xc0/0xc0
[  322.717614]  vprintk_emit+0x33d/0x930
[  322.721425]  ? wake_up_klogd+0x180/0x180
[  322.725495]  ? attach_entity_load_avg+0x810/0x860
[  322.730355]  ? __lock_acquire+0x600/0x4c20
[  322.734597]  ? mark_held_locks+0x130/0x130
[  322.738847]  ? print_usage_bug+0xc0/0xc0
[  322.742942]  ? find_held_lock+0x36/0x1c0
[  322.747018]  ? mark_held_locks+0xc7/0x130
[  322.751191]  vprintk_default+0x28/0x30
[  322.755089]  vprintk_func+0x7e/0x181
[  322.758813]  printk+0xa7/0xcf
[  322.761930]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  322.766716]  show_free_areas.cold.118+0x1f34/0x215d
[  322.771757]  ? si_meminfo_node+0x260/0x260
[  322.776006]  ? __lock_acquire+0x62f/0x4c20
[  322.780257]  ? __lock_acquire+0x62f/0x4c20
[  322.784495]  ? __lock_is_held+0xb5/0x140
[  322.788601]  ? mark_held_locks+0x130/0x130
[  322.792843]  ? zap_class+0x640/0x640
[  322.796602]  ? put_dec+0x3b/0xf0
[  322.799990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.805557]  ? find_held_lock+0x36/0x1c0
[  322.809642]  ? serial8250_console_write+0x8b3/0xb10
[  322.814674]  ? lock_downgrade+0x900/0x900
[  322.818828]  ? zap_class+0x640/0x640
[  322.822562]  ? zap_class+0x640/0x640
[  322.826284]  ? print_usage_bug+0xc0/0xc0
[  322.830347]  ? do_raw_spin_unlock+0xa7/0x330
[  322.834762]  ? trace_hardirqs_on+0x310/0x310
[  322.839175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.844726]  ? find_held_lock+0x36/0x1c0
[  322.848809]  ? mark_held_locks+0xc7/0x130
[  322.852965]  ? console_unlock+0xfcd/0x1160
[  322.857209]  ? netconsole_netdev_event+0x280/0x280
[  322.862144]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  322.866732]  ? trace_hardirqs_on+0xbd/0x310
[  322.871110]  ? vprintk_emit+0x33d/0x930
[  322.875095]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.880205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.885758]  ? netconsole_netdev_event+0x280/0x280
[  322.890696]  ? console_unlock+0x8d8/0x1160
[  322.894960]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  322.899634]  ? vprintk_emit+0x7f7/0x930
[  322.903639]  ? lock_release+0xa00/0xa00
[  322.907643]  ? preempt_count_add+0xbc/0x1b0
[  322.911980]  ? wake_up_klogd+0x11a/0x180
[  322.916048]  ? console_device+0xc0/0xc0
[  322.920054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.925608]  ? vprintk_emit+0x268/0x930
[  322.929611]  ? wake_up_klogd+0x180/0x180
[  322.933675]  ? trace_hardirqs_on_caller+0xc0/0x310
[  322.938617]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.943383]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.948840]  ? retint_kernel+0x1b/0x2d
[  322.952736]  ? trace_hardirqs_on+0x310/0x310
[  322.957163]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.961947]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  322.966714]  ? show_mem+0x1e/0x17b
[  322.970262]  show_mem+0x34/0x17b
[  322.973653]  dump_header+0x2f1/0xf72
[  322.977378]  ? mark_held_locks+0x130/0x130
[  322.981618]  ? pagefault_out_of_memory+0x197/0x197
[  322.986580]  ? __lock_acquire+0x62f/0x4c20
[  322.990819]  ? zap_class+0x640/0x640
[  322.994543]  ? percpu_ref_get_many+0x240/0x240
[  322.999137]  ? print_usage_bug+0xc0/0xc0
[  323.003206]  ? print_usage_bug+0xc0/0xc0
[  323.007275]  ? zap_class+0x640/0x640
[  323.010995]  ? print_usage_bug+0xc0/0xc0
[  323.015077]  ? print_usage_bug+0xc0/0xc0
[  323.019156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.024705]  ? find_held_lock+0x36/0x1c0
[  323.028797]  ? mark_held_locks+0xc7/0x130
[  323.032951]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  323.038065]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  323.043176]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  323.047765]  ? trace_hardirqs_on+0xbd/0x310
[  323.052092]  ? kasan_check_read+0x11/0x20
[  323.056244]  ? ___ratelimit+0x3b4/0x672
[  323.060224]  ? trace_hardirqs_off_caller+0x310/0x310
[  323.065334]  ? trace_hardirqs_on+0x310/0x310
[  323.069767]  ? lock_downgrade+0x900/0x900
[  323.073934]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  323.079052]  ? ___ratelimit+0x3b9/0x672
[  323.083045]  ? idr_get_free+0xec0/0xec0
[  323.087031]  ? kasan_check_read+0x11/0x20
[  323.091182]  ? do_raw_spin_unlock+0xa7/0x330
[  323.095606]  oom_kill_process.cold.27+0x10/0x903
[  323.100364]  ? zap_class+0x640/0x640
[  323.104096]  ? _raw_spin_unlock+0x2c/0x50
[  323.108246]  ? oom_badness+0xe6/0xaa0
[  323.112113]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.117053]  ? kasan_check_read+0x11/0x20
[  323.121217]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.126499]  ? oom_evaluate_task+0x540/0x540
[  323.130927]  ? find_held_lock+0x36/0x1c0
[  323.134998]  ? out_of_memory+0x974/0x1430
[  323.139160]  ? lock_downgrade+0x900/0x900
[  323.143316]  ? check_preemption_disabled+0x48/0x280
[  323.148343]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.153275]  ? kasan_check_read+0x11/0x20
[  323.157465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.162771]  ? rcu_softirq_qs+0x20/0x20
[  323.166770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.172312]  ? oom_evaluate_task+0x302/0x540
[  323.176734]  out_of_memory+0xa84/0x1430
[  323.180729]  ? oom_killer_disable+0x3a0/0x3a0
[  323.185244]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  323.190183]  ? __mutex_add_waiter+0x2a0/0x2a0
[  323.194696]  __alloc_pages_slowpath+0x22d4/0x2d70
[  323.199617]  ? warn_alloc+0x120/0x120
[  323.203420]  ? rcu_softirq_qs+0x20/0x20
[  323.207439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.213084]  ? should_fail+0x22d/0xd01
[  323.216979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.222089]  ? zap_class+0x640/0x640
[  323.225835]  ? __lock_is_held+0xb5/0x140
[  323.229919]  ? mark_held_locks+0x130/0x130
[  323.234166]  ? lock_release+0xa00/0xa00
[  323.238147]  ? perf_trace_sched_process_exec+0x860/0x860
[  323.243627]  ? __might_sleep+0x95/0x190
[  323.247611]  __alloc_pages_nodemask+0xa80/0xde0
[  323.252303]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  323.257325]  ? __page_cache_alloc+0x191/0x5c0
[  323.261826]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.266758]  ? kasan_check_read+0x11/0x20
[  323.270911]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.276198]  ? zap_class+0x640/0x640
[  323.279941]  ? zap_class+0x640/0x640
[  323.283668]  ? zap_class+0x640/0x640
[  323.287390]  ? __do_page_cache_readahead+0x7ce/0x980
[  323.292517]  ? find_held_lock+0x36/0x1c0
[  323.296593]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  323.302140]  alloc_pages_current+0x173/0x350
[  323.306566]  __page_cache_alloc+0x38c/0x5c0
[  323.310894]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.315827]  ? kasan_check_read+0x11/0x20
[  323.319983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.325266]  ? generic_perform_write+0x6a0/0x6a0
[  323.330041]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.335590]  ? check_preemption_disabled+0x48/0x280
[  323.340621]  filemap_fault+0x1594/0x25f0
[  323.344702]  ? __lock_page_or_retry+0xa00/0xa00
[  323.349381]  ? mark_held_locks+0x130/0x130
[  323.353625]  ? rcu_softirq_qs+0x20/0x20
[  323.357620]  ? filemap_map_pages+0xe04/0x1990
[  323.362150]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  323.367092]  ? futex_wait_setup+0x15c/0x3e0
[  323.371444]  ? zap_class+0x640/0x640
[  323.375175]  ? lock_acquire+0x1ed/0x520
[  323.379159]  ? alloc_set_pte+0x1447/0x1f40
[  323.383424]  ? lock_acquire+0x1ed/0x520
[  323.387400]  ? ext4_filemap_fault+0x7a/0xad
[  323.391734]  ? lock_release+0xa00/0xa00
[  323.395710]  ? perf_trace_sched_process_exec+0x860/0x860
[  323.401169]  ? print_usage_bug+0xc0/0xc0
[  323.405236]  ? print_usage_bug+0xc0/0xc0
[  323.409317]  ? down_read+0x8d/0x120
[  323.412949]  ? ext4_filemap_fault+0x7a/0xad
[  323.417274]  ? __down_interruptible+0x700/0x700
[  323.421962]  ext4_filemap_fault+0x82/0xad
[  323.426116]  __do_fault+0x100/0x6b0
[  323.429759]  ? unlock_page+0x2c2/0x4c0
[  323.433651]  ? pmd_devmap_trans_unstable+0x220/0x220
[  323.438761]  ? mark_held_locks+0x130/0x130
[  323.443001]  ? mark_held_locks+0x130/0x130
[  323.447263]  ? do_raw_spin_trylock+0x270/0x270
[  323.451859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.457638]  __handle_mm_fault+0x307c/0x5920
[  323.462067]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  323.466924]  ? kasan_check_read+0x11/0x20
[  323.471081]  ? _copy_to_user+0xc8/0x110
[  323.475077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.480666]  ? zap_class+0x640/0x640
[  323.484385]  ? zap_class+0x640/0x640
[  323.488112]  ? find_held_lock+0x36/0x1c0
[  323.492192]  ? handle_mm_fault+0x42a/0xc70
[  323.496436]  ? lock_downgrade+0x900/0x900
[  323.500592]  ? check_preemption_disabled+0x48/0x280
[  323.505623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.510566]  ? kasan_check_read+0x11/0x20
[  323.514721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.520008]  ? rcu_softirq_qs+0x20/0x20
[  323.523999]  ? trace_hardirqs_off_caller+0x310/0x310
[  323.529116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.534670]  ? check_preemption_disabled+0x48/0x280
[  323.539698]  handle_mm_fault+0x54f/0xc70
[  323.543782]  ? __handle_mm_fault+0x5920/0x5920
[  323.548391]  ? find_vma+0x34/0x190
[  323.551945]  __do_page_fault+0x5e8/0xe60
[  323.556042]  ? trace_hardirqs_off+0xb8/0x310
[  323.560487]  ? __ia32_sys_read+0xb0/0xb0
[  323.565050]  do_page_fault+0xf2/0x7e0
[  323.568861]  ? vmalloc_sync_all+0x30/0x30
[  323.573017]  ? error_entry+0x70/0xd0
[  323.576749]  ? trace_hardirqs_off_caller+0xbb/0x310
[  323.581768]  ? trace_hardirqs_on_caller+0xc0/0x310
[  323.586727]  ? syscall_return_slowpath+0x5e0/0x5e0
[  323.591697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.596554]  ? trace_hardirqs_on_caller+0x310/0x310
[  323.601592]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.607061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.612614]  ? prepare_exit_to_usermode+0x291/0x3b0
[  323.617650]  ? page_fault+0x8/0x30
[  323.621199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.626059]  ? page_fault+0x8/0x30
[  323.629620]  page_fault+0x1e/0x30
[  323.633080] RIP: 0033:0x4727a0
[  323.636292] Code: Bad RIP value.
[  323.639658] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  323.645044] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  323.652319] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  323.659590] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  323.666859] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  323.674128] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  323.681422] warn_alloc_show_mem: 1 callbacks suppressed
[  323.681435] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  323.681437] Mem-Info:
[  323.681470] active_anon:48509 inactive_anon:132 isolated_anon:0
[  323.681470]  active_file:12 inactive_file:13 isolated_file:0
[  323.681470]  unevictable:0 dirty:0 writeback:0 unstable:0
[  323.681470]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  323.681470]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  323.681470]  free:13771 free_pcp:124 free_cma:0
[  323.686817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.693756] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  323.696170] Call Trace:
[  323.729058] Node 0 
[  323.738407]  <IRQ>
[  323.765823] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  323.765826] lowmem_reserve[]: 0 2818 6321 6321
[  323.765840] Node 0 DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  323.765859] lowmem_reserve[]: 0 0 3503 3503
[  323.765871] Node 0 Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  323.765890] lowmem_reserve[]: 0 0 0 0
[  323.765902] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  323.765973] Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB (M) 2*32kB (UM) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 
[  323.770348]  dump_stack+0x244/0x39d
[  323.772574] 3*1024kB 
[  323.774722]  ? dump_stack_print_info.cold.1+0x20/0x20
[  323.800199] (UM) 3*2048kB 
[  323.807192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.834768] (UM) 
[  323.839108]  warn_alloc.cold.117+0xb7/0x1bd
[  323.867799] 3*4096kB 
[  323.871603]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.885104] (M) 
[  323.895595]  ? lock_downgrade+0x900/0x900
[  323.899204] = 25200kB
[  323.901644]  ? trace_hardirqs_off+0xb8/0x310
[  323.906812] Node 0 
[  323.909658]  ? trace_hardirqs_off+0xb8/0x310
[  323.915172] Normal: 
[  323.917238]  __alloc_pages_slowpath+0x2660/0x2d70
[  323.921622] 786*4kB 
[  323.924071]  ? warn_alloc+0x120/0x120
[  323.928862] (MEH) 
[  323.930843]  ? warn_alloc+0x120/0x120
[  323.934970] 440*8kB 
[  323.937383]  ? print_usage_bug+0xc0/0xc0
[  323.941771] (UMEH) 
[  323.944006]  ? warn_alloc+0x120/0x120
[  323.948407] 141*16kB 
[  323.950731]  ? print_usage_bug+0xc0/0xc0
[  323.955569] (MEH) 
[  323.957902]  ? __lock_acquire+0x62f/0x4c20
[  323.961683] 54*32kB 
[  323.963848]  ? __lock_acquire+0x62f/0x4c20
[  323.967629] (MEH) 
[  323.969961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.973994] 14*64kB (UME) 
[  323.976250]  ? should_fail+0x22d/0xd01
[  323.980040] 1*128kB 
[  323.982461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.986497] (H) 
[  323.988654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.992880] 1*256kB 
[  323.995200]  ? __lock_acquire+0x62f/0x4c20
[  323.999416] (H) 
[  324.001572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.007107] 2*512kB 
[  324.009950]  ? __lock_acquire+0x62f/0x4c20
[  324.013820] (H) 
[  324.016142]  ? should_fail+0x22d/0xd01
[  324.021429] 1*1024kB 
[  324.023419]  ? rcu_irq_exit+0x1a2/0x390
[  324.028508] (U) 
[  324.030837]  ? mark_held_locks+0x130/0x130
[  324.035065] 0*2048kB 
[  324.037079]  ? mark_held_locks+0x130/0x130
[  324.042161] 0*4096kB 
[  324.044483]  ? mark_held_locks+0xc7/0x130
[  324.048696] = 13976kB
[  324.050700]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  324.054591] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  324.056993]  ? zap_class+0x640/0x640
[  324.060956] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  324.062924]  ? print_usage_bug+0xc0/0xc0
[  324.067140] 163 total pagecache pages
[  324.069555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.073782] 0 pages in swap cache
[  324.076186]  ? check_preemption_disabled+0x48/0x280
[  324.080318] Swap cache stats: add 0, delete 0, find 0/0
[  324.082729]  ? __lock_is_held+0xb5/0x140
[  324.087727] Free swap  = 0kB
[  324.096601]  __alloc_pages_nodemask+0xa80/0xde0
[  324.100292] Total swap = 0kB
[  324.108862]  ? zap_class+0x640/0x640
[  324.112903] 1965979 pages RAM
[  324.116702]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  324.122217] 0 pages HighMem/MovableOnly
[  324.122227] 342867 pages reserved
[  324.125688]  ? find_held_lock+0x36/0x1c0
[  324.130712] 0 pages cma reserved
[  324.136087]  ? ____cache_alloc_node+0x1c7/0x1e0
[  324.140211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  324.143169]  ? lock_downgrade+0x900/0x900
[  324.147944] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.150868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.154575] syz-fuzzer cpuset=
[  324.157683]  cache_grow_begin+0xa5/0x8c0
[  324.162679] /
[  324.166650]  ? do_raw_spin_unlock+0xa7/0x330
[  324.170088]  mems_allowed=0
[  324.174149]  fallback_alloc+0x204/0x2e0
[  324.228694]  ____cache_alloc_node+0x1c7/0x1e0
[  324.233203]  kmem_cache_alloc_node+0xe3/0x730
[  324.237710]  ? ipv6_get_ifaddr+0x42e/0x620
[  324.241961]  __alloc_skb+0x119/0x770
[  324.245682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.250968]  ? netdev_alloc_frag+0x1f0/0x1f0
[  324.255384]  ? lock_downgrade+0x900/0x900
[  324.259544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.265089]  ? refcount_sub_and_test_checked+0x203/0x310
[  324.270556]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  324.276014]  ? addrconf_rs_timer+0x690/0x690
[  324.280459]  ndisc_alloc_skb+0x144/0x340
[  324.284530]  ndisc_send_rs+0x331/0x6e0
[  324.288436]  addrconf_rs_timer+0x314/0x690
[  324.292684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.296938]  call_timer_fn+0x272/0x920
[  324.300832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.305081]  ? process_timeout+0x40/0x40
[  324.309157]  ? __run_timers+0x7da/0xc70
[  324.313142]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.317641]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.322139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.326378]  ? lockdep_hardirqs_on+0x296/0x5b0
[  324.330969]  ? trace_hardirqs_on+0xbd/0x310
[  324.335295]  ? kasan_check_read+0x11/0x20
[  324.339452]  ? __run_timers+0x7da/0xc70
[  324.343436]  ? trace_hardirqs_off_caller+0x310/0x310
[  324.348547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.352790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.357038]  __run_timers+0x7e5/0xc70
[  324.360868]  ? timer_fixup_init+0x70/0x70
[  324.365035]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.370075]  ? zap_class+0x640/0x640
[  324.373796]  ? enqueue_hrtimer+0x1a5/0x560
[  324.378056]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.383259]  ? find_held_lock+0x36/0x1c0
[  324.387332]  ? zap_class+0x640/0x640
[  324.391069]  ? pvclock_read_flags+0x160/0x160
[  324.395600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.401145]  ? check_preemption_disabled+0x48/0x280
[  324.406179]  ? __lock_is_held+0xb5/0x140
[  324.410253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.415797]  ? check_preemption_disabled+0x48/0x280
[  324.420827]  run_timer_softirq+0x52/0xb0
[  324.424921]  ? rcu_read_lock_sched_held+0x14f/0x180
[  324.429942]  __do_softirq+0x308/0xb7e
[  324.433757]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  324.438259]  ? lock_downgrade+0x900/0x900
[  324.442416]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  324.447530]  ? pvclock_read_flags+0x160/0x160
[  324.452075]  ? lapic_next_event+0x5a/0x90
[  324.456234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.461783]  ? kvm_clock_read+0x18/0x30
[  324.465999]  ? kvm_sched_clock_read+0x9/0x20
[  324.470427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.476285]  ? check_preemption_disabled+0x48/0x280
[  324.481319]  irq_exit+0x17f/0x1c0
[  324.484785]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.489636]  ? smp_reschedule_interrupt+0x109/0x650
[  324.494689]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.500590]  ? interrupt_entry+0xb5/0xc0
[  324.504662]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.509685]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.514727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.519610]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.524666]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.529708]  ? task_prio+0x50/0x50
[  324.533263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.538842]  ? check_preemption_disabled+0x48/0x280
[  324.543886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.548787]  apic_timer_interrupt+0xf/0x20
[  324.553017]  </IRQ>
[  324.555284] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  324.561187] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  324.580105] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  324.587843] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  324.595114] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  324.602401] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  324.609670] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  324.616938] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  324.624243]  ? save_stack+0xa9/0xd0
[  324.627883]  __kmalloc_node_track_caller+0x33/0x70
[  324.632827]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  324.637600]  pskb_expand_head+0x230/0x10f0
[  324.641847]  ? memcpy+0x45/0x50
[  324.645130]  ? __copy_skb_header+0x350/0x6b0
[  324.649559]  ? skb_release_data+0x880/0x880
[  324.653883]  ? __alloc_skb+0x770/0x770
[  324.657785]  ? __lock_is_held+0xb5/0x140
[  324.661855]  ? kasan_check_write+0x14/0x20
[  324.666100]  ? __skb_clone+0x6c7/0xa00
[  324.669993]  ? __copy_skb_header+0x6b0/0x6b0
[  324.674454]  ? kmem_cache_alloc+0x33a/0x730
[  324.678792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.684341]  skb_ensure_writable+0x3dd/0x640
[  324.688764]  ? skb_checksum_setup+0xaa0/0xaa0
[  324.693261]  ? check_preemption_disabled+0x48/0x280
[  324.698291]  ? __this_cpu_preempt_check+0x1c/0x20
[  324.703147]  ? __bpf_redirect+0x54b/0xb20
[  324.707310]  bpf_clone_redirect+0x14a/0x490
[  324.711647]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  324.716666]  ? __sched_text_start+0x8/0x8
[  324.720819]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.725584]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  324.730173]  ? retint_kernel+0x2d/0x2d
[  324.734083]  ? find_held_lock+0x36/0x1c0
[  324.738165]  ? lock_acquire+0x1ed/0x520
[  324.742155]  ? bpf_test_run+0x3cb/0x780
[  324.746134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.751673]  ? check_preemption_disabled+0x48/0x280
[  324.756713]  ? kasan_check_read+0x11/0x20
[  324.761532]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.766834]  ? rcu_softirq_qs+0x20/0x20
[  324.770830]  ? preempt_schedule+0x4d/0x60
[  324.774988]  ? ___preempt_schedule+0x16/0x18
[  324.779443]  ? bpf_test_run+0x25d/0x780
[  324.783440]  ? netlink_diag_dump+0x2a0/0x2a0
[  324.787855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.793394]  ? bpf_test_init.isra.10+0x70/0x100
[  324.798080]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  324.802848]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.807731]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.813279]  ? fput+0x130/0x1a0
[  324.816578]  ? __bpf_prog_get+0x9b/0x290
[  324.820644]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.825491]  ? bpf_prog_test_run+0x130/0x1a0
[  324.829927]  ? __x64_sys_bpf+0x3d8/0x520
[  324.833987]  ? bpf_prog_get+0x20/0x20
[  324.837809]  ? do_syscall_64+0x1b9/0x820
[  324.841874]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  324.847243]  ? syscall_return_slowpath+0x5e0/0x5e0
[  324.852182]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.857202]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  324.862226]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  324.868900]  ? __switch_to_asm+0x40/0x70
[  324.872959]  ? __switch_to_asm+0x34/0x70
[  324.877061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.881928]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  324.887313] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  324.887355] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  324.893994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  324.894003] Call Trace:
[  324.909589]  <IRQ>
[  324.912176] rcu: 	
[  324.914327]  dump_stack+0x244/0x39d
[  324.914335] (detected by 0, t=10575 jiffies, g=9465, q=9)
[  324.914353] rcu: All QSes seen, last rcu_preempt kthread activity 10573 (4294969643-4294959070), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  324.916489]  ? dump_stack_print_info.cold.1+0x20/0x20
[  324.920099] syz-executor5   R
[  324.925641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.938267]   running task    20648  7182   5636 0x8010000c
[  324.943481]  warn_alloc.cold.117+0xb7/0x1bd
[  324.946578] Call Trace:
[  324.952117]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  324.957836]  <IRQ>
[  324.962157]  ? lock_downgrade+0x900/0x900
[  324.964749]  sched_show_task.cold.81+0x2b6/0x30a
[  324.969588]  ? trace_hardirqs_off+0xb8/0x310
[  324.971724]  ? can_nice.part.74+0x20/0x20
[  324.975861]  ? trace_hardirqs_off+0xb8/0x310
[  324.980615]  ? vprintk_default+0x28/0x30
[  324.985014]  __alloc_pages_slowpath+0x2660/0x2d70
[  324.989152]  ? vprintk_func+0x85/0x181
[  324.993577]  ? warn_alloc+0x120/0x120
[  324.997601]  ? vprintk_func+0x85/0x181
[  325.002437]  ? warn_alloc+0x120/0x120
[  325.006312]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  325.010100]  ? print_usage_bug+0xc0/0xc0
[  325.013971]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  325.017760]  ? warn_alloc+0x120/0x120
[  325.022506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.026557]  ? print_usage_bug+0xc0/0xc0
[  325.031310]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  325.035107]  ? __lock_acquire+0x62f/0x4c20
[  325.040633]  ? print_usage_bug+0xc0/0xc0
[  325.044681]  ? __lock_acquire+0x62f/0x4c20
[  325.049954]  ? rcu_qs+0x110/0x110
[  325.054171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.058228]  ? find_held_lock+0x36/0x1c0
[  325.062464]  ? should_fail+0x22d/0xd01
[  325.065925]  ? zap_class+0x640/0x640
[  325.071505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.075548]  ? print_usage_bug+0xc0/0xc0
[  325.079429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.083133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.088400]  ? __lock_acquire+0x62f/0x4c20
[  325.092467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.097563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.103096]  ? do_trace_rcu_torture_read+0x10/0x10
[  325.107320]  ? __lock_acquire+0x62f/0x4c20
[  325.112862]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  325.117954]  ? should_fail+0x22d/0xd01
[  325.122881]  ? __lock_is_held+0xb5/0x140
[  325.127104]  ? rcu_irq_exit+0x1a2/0x390
[  325.132366]  ? __rcu_read_lock+0x50/0x50
[  325.136247]  ? mark_held_locks+0x130/0x130
[  325.140293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.144256]  ? mark_held_locks+0x130/0x130
[  325.148321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.152569]  ? mark_held_locks+0xc7/0x130
[  325.158088]  ? check_preemption_disabled+0x48/0x280
[  325.162309]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  325.167830]  rcu_check_callbacks+0xfd7/0x13f0
[  325.171967]  ? zap_class+0x640/0x640
[  325.176969]  ? rcutree_dead_cpu+0x10/0x10
[  325.181974]  ? print_usage_bug+0xc0/0xc0
[  325.186467]  ? lock_downgrade+0x900/0x900
[  325.190174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.194313]  ? lock_release+0x960/0xa00
[  325.198395]  ? check_preemption_disabled+0x48/0x280
[  325.202552]  ? zap_class+0x640/0x640
[  325.208107]  ? __lock_is_held+0xb5/0x140
[  325.212068]  ? mark_held_locks+0x130/0x130
[  325.217080]  __alloc_pages_nodemask+0xa80/0xde0
[  325.220775]  ? zap_class+0x640/0x640
[  325.224823]  ? zap_class+0x640/0x640
[  325.229071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.233736]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  325.237439]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  325.241150]  ? find_held_lock+0x36/0x1c0
[  325.246667]  ? kvm_set_tsc_khz+0x540/0x540
[  325.251686]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.256250]  ? find_held_lock+0x36/0x1c0
[  325.260302]  ? lock_downgrade+0x900/0x900
[  325.264548]  ? zap_class+0x640/0x640
[  325.269237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.273285]  ? timekeeping_advance+0x3cc/0xc00
[  325.277425]  cache_grow_begin+0xa5/0x8c0
[  325.281141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.286664]  ? do_raw_spin_unlock+0xa7/0x330
[  325.291250]  ? check_preemption_disabled+0x48/0x280
[  325.295306]  fallback_alloc+0x204/0x2e0
[  325.300883]  ? trace_hardirqs_off+0xb8/0x310
[  325.305288]  ____cache_alloc_node+0x1c7/0x1e0
[  325.310291]  ? __lock_is_held+0xb5/0x140
[  325.314260]  kmem_cache_alloc_node+0xe3/0x730
[  325.318682]  ? trace_hardirqs_on+0x310/0x310
[  325.323170]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.327217]  ? check_preemption_disabled+0x48/0x280
[  325.331707]  __alloc_skb+0x119/0x770
[  325.336115]  ? raise_softirq+0x199/0x420
[  325.340343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.345340]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  325.349048]  ? netdev_alloc_frag+0x1f0/0x1f0
[  325.353129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.358392]  ? lock_downgrade+0x900/0x900
[  325.363063]  ? check_preemption_disabled+0x48/0x280
[  325.367456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.372980]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  325.377117]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.382119]  ? hrtimer_run_queues+0x9a/0x400
[  325.387646]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.393171]  ? run_local_timers+0x19b/0x230
[  325.398623]  ? addrconf_rs_timer+0x690/0x690
[  325.403034]  ? timer_clear_idle+0x90/0x90
[  325.408484]  ndisc_alloc_skb+0x144/0x340
[  325.412788]  ? debug_smp_processor_id+0x1c/0x20
[  325.417212]  ndisc_send_rs+0x331/0x6e0
[  325.421358]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  325.425403]  addrconf_rs_timer+0x314/0x690
[  325.430069]  ? account_process_tick+0x282/0x350
[  325.433937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.439894]  update_process_times+0x2d/0x70
[  325.444126]  call_timer_fn+0x272/0x920
[  325.448777]  tick_sched_handle+0x9f/0x180
[  325.453007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.457830]  tick_sched_timer+0x45/0x130
[  325.461709]  ? process_timeout+0x40/0x40
[  325.465844]  __hrtimer_run_queues+0x41c/0x10d0
[  325.470073]  ? mark_held_locks+0xc7/0x130
[  325.474124]  ? tick_sched_do_timer+0x1a0/0x1a0
[  325.478172]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.482738]  ? hrtimer_start_range_ns+0xe00/0xe00
[  325.486871]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.491448]  ? pvclock_read_flags+0x160/0x160
[  325.495926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.500761]  ? trace_hardirqs_on+0x310/0x310
[  325.505249]  ? lockdep_hardirqs_on+0x296/0x5b0
[  325.509745]  ? kvm_clock_read+0x18/0x30
[  325.513971]  ? trace_hardirqs_on+0xbd/0x310
[  325.518380]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  325.522972]  ? kasan_check_read+0x11/0x20
[  325.526936]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  325.531247]  ? __run_timers+0x7da/0xc70
[  325.536249]  ? do_timer+0x50/0x50
[  325.540392]  ? trace_hardirqs_off_caller+0x310/0x310
[  325.545740]  ? rwlock_bug.part.2+0x90/0x90
[  325.549703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.553155]  ? trace_hardirqs_on+0x310/0x310
[  325.558244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.562666]  ? rcu_softirq_qs+0x20/0x20
[  325.566904]  __run_timers+0x7e5/0xc70
[  325.571307]  hrtimer_interrupt+0x313/0x780
[  325.575535]  ? timer_fixup_init+0x70/0x70
[  325.579510]  smp_apic_timer_interrupt+0x1a1/0x760
[  325.583293]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  325.587515]  ? smp_call_function_single_interrupt+0x650/0x650
[  325.591662]  ? zap_class+0x640/0x640
[  325.596503]  ? interrupt_entry+0xb5/0xc0
[  325.601535]  ? print_usage_bug+0xc0/0xc0
[  325.607408]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.611111]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  325.615167]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.619217]  ? find_held_lock+0x36/0x1c0
[  325.624225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.629401]  ? zap_class+0x640/0x640
[  325.634068]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.638130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.642968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.646665]  ? check_preemption_disabled+0x48/0x280
[  325.651673]  apic_timer_interrupt+0xf/0x20
[  325.657201]  ? __lock_is_held+0xb5/0x140
[  325.662048] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  325.667058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.671285] Code: 41 7e 0f 85 32 ff ff ff e8 55 f9 3f ff e9 28 ff ff ff e8 ac c3 c3 ff 48 83 3d 04 72 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  325.675337]  ? check_preemption_disabled+0x48/0x280
[  325.680683] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286
[  325.686219]  run_timer_softirq+0x52/0xb0
[  325.705102]  ORIG_RAX: ffffffffffffff13
[  325.705116] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10032f82979
[  325.710132]  ? rcu_read_lock_sched_held+0x14f/0x180
[  325.715476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  325.719532]  __do_softirq+0x308/0xb7e
[  325.723488] RBP: ffff8801dae074c0 R08: ffff880197c14bc8 R09: 0000000000000002
[  325.723501] R10: 0000000000000000 R11: ffff880197c14300 R12: ffff8801d9bd2c80
[  325.730770]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  325.735769] R13: ffff8801d9bd2c80 R14: 0000000000000000 R15: 0000000000000286
[  325.743048]  ? lock_downgrade+0x900/0x900
[  325.746848]  ? apic_timer_interrupt+0xa/0x20
[  325.754106]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  325.761386]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.765868]  ? pvclock_read_flags+0x160/0x160
[  325.773137]  __alloc_skb+0x119/0x770
[  325.777278]  ? lapic_next_event+0x5a/0x90
[  325.781682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.786777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.790998]  ? netdev_alloc_frag+0x1f0/0x1f0
[  325.795484]  ? kvm_clock_read+0x18/0x30
[  325.799189]  ? lock_downgrade+0x900/0x900
[  325.803331]  ? kvm_sched_clock_read+0x9/0x20
[  325.808603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.814132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.818535]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.818554]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.822527]  ? check_preemption_disabled+0x48/0x280
[  325.826667]  ? addrconf_rs_timer+0x690/0x690
[  325.831077]  irq_exit+0x17f/0x1c0
[  325.836626]  ndisc_alloc_skb+0x144/0x340
[  325.842147]  smp_apic_timer_interrupt+0x1cb/0x760
[  325.847599]  ndisc_send_rs+0x331/0x6e0
[  325.853047]  ? smp_reschedule_interrupt+0x109/0x650
[  325.858086]  addrconf_rs_timer+0x314/0x690
[  325.862489]  ? smp_call_function_single_interrupt+0x650/0x650
[  325.865933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.869986]  ? interrupt_entry+0xb5/0xc0
[  325.874861]  call_timer_fn+0x272/0x920
[  325.878735]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.883750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.887993]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.893903]  ? process_timeout+0x40/0x40
[  325.898130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.902183]  ? __run_timers+0x7da/0xc70
[  325.906069]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.911083]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.915309]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.920321]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.924370]  ? task_prio+0x50/0x50
[  325.929203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.933174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.938180]  ? lockdep_hardirqs_on+0x296/0x5b0
[  325.942677]  ? check_preemption_disabled+0x48/0x280
[  325.947676]  ? trace_hardirqs_on+0xbd/0x310
[  325.952163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.955709]  ? kasan_check_read+0x11/0x20
[  325.959932]  apic_timer_interrupt+0xf/0x20
[  325.965968]  ? __run_timers+0x7da/0xc70
[  325.970535]  </IRQ>
[  325.975576]  ? trace_hardirqs_off_caller+0x310/0x310
[  325.979895] RIP: 0010:console_unlock+0xffa/0x1160
[  325.984726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.988859] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  325.993098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.997063] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293
[  325.999301]  __run_timers+0x7e5/0xc70
[  326.004389]  ORIG_RAX: ffffffffffffff13
[  326.009254]  ? timer_fixup_init+0x70/0x70
[  326.013479] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  326.032390]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  326.036610] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  326.041973]  ? zap_class+0x640/0x640
[  326.045756] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  326.049723]  ? enqueue_hrtimer+0x1a5/0x560
[  326.053866] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  326.053885] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  326.061157]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  326.066164]  ? netconsole_netdev_event+0x280/0x280
[  326.073431]  ? find_held_lock+0x36/0x1c0
[  326.077139]  ? console_unlock+0xff1/0x1160
[  326.084396]  ? zap_class+0x640/0x640
[  326.088640]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  326.095887]  ? pvclock_read_flags+0x160/0x160
[  326.103163]  ? lock_release+0xa00/0xa00
[  326.108333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.113257]  ? interrupt_entry+0xc0/0xc0
[  326.117307]  ? check_preemption_disabled+0x48/0x280
[  326.121545]  vprintk_emit+0x33d/0x930
[  326.125246]  ? __lock_is_held+0xb5/0x140
[  326.129902]  ? wake_up_klogd+0x180/0x180
[  326.134392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.138371]  ? attach_entity_load_avg+0x810/0x860
[  326.143900]  ? check_preemption_disabled+0x48/0x280
[  326.147949]  ? __lock_acquire+0x600/0x4c20
[  326.152953]  run_timer_softirq+0x52/0xb0
[  326.156745]  ? mark_held_locks+0x130/0x130
[  326.160798]  ? rcu_read_lock_sched_held+0x14f/0x180
[  326.164850]  ? print_usage_bug+0xc0/0xc0
[  326.170377]  __do_softirq+0x308/0xb7e
[  326.175212]  ? find_held_lock+0x36/0x1c0
[  326.180223]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  326.184460]  ? mark_held_locks+0xc7/0x130
[  326.188506]  ? lock_downgrade+0x900/0x900
[  326.192729]  vprintk_default+0x28/0x30
[  326.197735]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  326.201784]  vprintk_func+0x7e/0x181
[  326.205583]  ? pvclock_read_flags+0x160/0x160
[  326.209631]  printk+0xa7/0xcf
[  326.214117]  ? lapic_next_event+0x5a/0x90
[  326.218249]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  326.222398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.226286]  show_free_areas.cold.118+0x1f34/0x215d
[  326.231366]  ? kvm_clock_read+0x18/0x30
[  326.235087]  ? si_meminfo_node+0x260/0x260
[  326.239560]  ? kvm_sched_clock_read+0x9/0x20
[  326.242673]  ? __lock_acquire+0x62f/0x4c20
[  326.246830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.251584]  ? __lock_acquire+0x62f/0x4c20
[  326.257112]  ? check_preemption_disabled+0x48/0x280
[  326.262121]  ? __lock_is_held+0xb5/0x140
[  326.266091]  irq_exit+0x17f/0x1c0
[  326.270333]  ? mark_held_locks+0x130/0x130
[  326.274727]  smp_apic_timer_interrupt+0x1cb/0x760
[  326.278957]  ? zap_class+0x640/0x640
[  326.284480]  ? smp_reschedule_interrupt+0x109/0x650
[  326.288710]  ? put_dec+0x3b/0xf0
[  326.293719]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.297774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.301217]  ? interrupt_entry+0xb5/0xc0
[  326.305448]  ? find_held_lock+0x36/0x1c0
[  326.310280]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.313987]  ? serial8250_console_write+0x8b3/0xb10
[  326.318988]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.322347]  ? lock_downgrade+0x900/0x900
[  326.328229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.333753]  ? zap_class+0x640/0x640
[  326.337807]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.341863]  ? zap_class+0x640/0x640
[  326.346873]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.351882]  ? print_usage_bug+0xc0/0xc0
[  326.356887]  ? task_prio+0x50/0x50
[  326.361039]  ? do_raw_spin_unlock+0xa7/0x330
[  326.365883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.369588]  ? trace_hardirqs_on+0x310/0x310
[  326.374596]  ? check_preemption_disabled+0x48/0x280
[  326.378301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.383313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.387370]  ? find_held_lock+0x36/0x1c0
[  326.390904]  apic_timer_interrupt+0xf/0x20
[  326.395299]  ? mark_held_locks+0xc7/0x130
[  326.400816]  </IRQ>
[  326.405226]  ? console_unlock+0xfcd/0x1160
[  326.410238] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  326.415767]  ? netconsole_netdev_event+0x280/0x280
[  326.420603] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  326.424656]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.428875] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286
[  326.433035]  ? trace_hardirqs_on+0xbd/0x310
[  326.435260]  ORIG_RAX: ffffffffffffff13
[  326.439493]  ? vprintk_emit+0x33d/0x930
[  326.445363] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  326.450294]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.469178] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  326.469192] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  326.473779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.479131] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  326.483455]  ? netconsole_netdev_event+0x280/0x280
[  326.487411] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  326.491383]  ? console_unlock+0x8d8/0x1160
[  326.498667]  ? save_stack+0xa9/0xd0
[  326.503750]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  326.511013]  __kmalloc_node_track_caller+0x33/0x70
[  326.518290]  ? vprintk_emit+0x7f7/0x930
[  326.523816]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  326.531092]  ? lock_release+0xa00/0xa00
[  326.536011]  pskb_expand_head+0x230/0x10f0
[  326.543287]  ? preempt_count_add+0xbc/0x1b0
[  326.547513]  ? memcpy+0x45/0x50
[  326.551127]  ? wake_up_klogd+0x11a/0x180
[  326.555787]  ? __copy_skb_header+0x350/0x6b0
[  326.560706]  ? console_device+0xc0/0xc0
[  326.564696]  ? skb_release_data+0x880/0x880
[  326.569446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.573408]  ? __alloc_skb+0x770/0x770
[  326.577662]  ? vprintk_emit+0x268/0x930
[  326.581977]  ? __lock_is_held+0xb5/0x140
[  326.585247]  ? wake_up_klogd+0x180/0x180
[  326.589302]  ? kasan_check_write+0x14/0x20
[  326.593704]  ? trace_hardirqs_on_caller+0xc0/0x310
[  326.597666]  ? __skb_clone+0x6c7/0xa00
[  326.601988]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.607512]  ? __copy_skb_header+0x6b0/0x6b0
[  326.611397]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  326.615364]  ? kmem_cache_alloc+0x33a/0x730
[  326.619423]  ? retint_kernel+0x1b/0x2d
[  326.623472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.627708]  ? trace_hardirqs_on+0x310/0x310
[  326.632629]  skb_ensure_writable+0x3dd/0x640
[  326.636513]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.641254]  ? skb_checksum_setup+0xaa0/0xaa0
[  326.645683]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  326.651102]  ? check_preemption_disabled+0x48/0x280
[  326.651122]  ? __this_cpu_preempt_check+0x1c/0x20
[  326.655445]  ? show_mem+0x1e/0x17b
[  326.659327]  ? __bpf_redirect+0x54b/0xb20
[  326.664850]  show_mem+0x34/0x17b
[  326.669258]  bpf_clone_redirect+0x14a/0x490
[  326.673657]  dump_header+0x2f1/0xf72
[  326.678409]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  326.682896]  ? mark_held_locks+0x130/0x130
[  326.688228]  ? __sched_text_start+0x8/0x8
[  326.693251]  ? pagefault_out_of_memory+0x197/0x197
[  326.698604]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.698625]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.702167]  ? __lock_acquire+0x62f/0x4c20
[  326.706308]  ? retint_kernel+0x2d/0x2d
[  326.709666]  ? zap_class+0x640/0x640
[  326.713981]  ? find_held_lock+0x36/0x1c0
[  326.717780]  ? percpu_ref_get_many+0x240/0x240
[  326.722806]  ? lock_acquire+0x1ed/0x520
[  326.727040]  ? print_usage_bug+0xc0/0xc0
[  326.731189]  ? bpf_test_run+0x3cb/0x780
[  326.736114]  ? print_usage_bug+0xc0/0xc0
[  326.740864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.745442]  ? zap_class+0x640/0x640
[  326.749663]  ? check_preemption_disabled+0x48/0x280
[  326.753543]  ? print_usage_bug+0xc0/0xc0
[  326.757256]  ? kasan_check_read+0x11/0x20
[  326.761308]  ? print_usage_bug+0xc0/0xc0
[  326.765887]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.769854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.773906]  ? rcu_softirq_qs+0x20/0x20
[  326.777869]  ? find_held_lock+0x36/0x1c0
[  326.781921]  ? preempt_schedule+0x4d/0x60
[  326.787454]  ? mark_held_locks+0xc7/0x130
[  326.791162]  ? ___preempt_schedule+0x16/0x18
[  326.796170]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  326.800222]  ? bpf_test_run+0x25d/0x780
[  326.804358]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  326.808420]  ? netlink_diag_dump+0x2a0/0x2a0
[  326.813683]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.819219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.823193]  ? trace_hardirqs_on+0xbd/0x310
[  326.827244]  ? bpf_test_init.isra.10+0x70/0x100
[  326.831390]  ? kasan_check_read+0x11/0x20
[  326.835527]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  326.839932]  ? ___ratelimit+0x3b4/0x672
[  326.845041]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.849016]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.854111]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.858512]  ? trace_hardirqs_on+0x310/0x310
[  326.863092]  ? fput+0x130/0x1a0
[  326.868620]  ? lock_downgrade+0x900/0x900
[  326.872934]  ? __bpf_prog_get+0x9b/0x290
[  326.877606]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  326.881742]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.886491]  ? ___ratelimit+0x3b9/0x672
[  326.890456]  ? bpf_prog_test_run+0x130/0x1a0
[  326.895292]  ? idr_get_free+0xec0/0xec0
[  326.900388]  ? __x64_sys_bpf+0x3d8/0x520
[  326.905927]  ? kasan_check_read+0x11/0x20
[  326.910319]  ? bpf_prog_get+0x20/0x20
[  326.913592]  ? do_raw_spin_unlock+0xa7/0x330
[  326.917752]  ? do_syscall_64+0x1b9/0x820
[  326.921823]  oom_kill_process.cold.27+0x10/0x903
[  326.926912]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  326.931744]  ? zap_class+0x640/0x640
[  326.935714]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.940117]  ? _raw_spin_unlock+0x2c/0x50
[  326.944092]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.948153]  ? oom_badness+0xe6/0xaa0
[  326.952294]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.956089]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  326.960493]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  326.964540]  ? kasan_check_read+0x11/0x20
[  326.969286]  ? __switch_to_asm+0x40/0x70
[  326.974641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.978345]  ? __switch_to_asm+0x34/0x70
[  326.983268]  ? oom_evaluate_task+0x540/0x540
[  326.987409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.992437]  ? find_held_lock+0x36/0x1c0
[  326.996236]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  327.001246]  ? out_of_memory+0x974/0x1430
[  327.006184] rcu: rcu_preempt kthread starved for 10573 jiffies! g9465 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  327.012840]  ? lock_downgrade+0x900/0x900
[  327.016968] rcu: RCU grace-period kthread stack dump:
[  327.021043]  ? check_preemption_disabled+0x48/0x280
[  327.026306] rcu_preempt     R
[  327.030371]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.034756]   running task    
[  327.039605]  ? kasan_check_read+0x11/0x20
[  327.043652] 22696    10      2 0x80000000
[  327.049011]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.053150] Call Trace:
[  327.063560]  ? rcu_softirq_qs+0x20/0x20
[  327.067700]  __schedule+0x8cf/0x21d0
[  327.072884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.077892]  ? __sched_text_start+0x8/0x8
[  327.080987]  ? oom_evaluate_task+0x302/0x540
[  327.085915]  ? add_timer_on+0xa20/0xa20
[  327.089097]  out_of_memory+0xa84/0x1430
[  327.093238]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.097385]  ? oom_killer_disable+0x3a0/0x3a0
[  327.102653]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.105230]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  327.109199]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.112903]  ? __mutex_add_waiter+0x2a0/0x2a0
[  327.118435]  ? trace_hardirqs_on+0xbd/0x310
[  327.122589]  __alloc_pages_slowpath+0x22d4/0x2d70
[  327.126986]  ? kasan_check_read+0x11/0x20
[  327.130980]  ? warn_alloc+0x120/0x120
[  327.134928]  ? prepare_to_swait_event+0x25a/0x800
[  327.140032]  ? rcu_softirq_qs+0x20/0x20
[  327.144542]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.149670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.154573]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.159143]  ? should_fail+0x22d/0xd01
[  327.163628]  schedule+0xfe/0x460
[  327.167944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.172778]  ? __schedule+0x21d0/0x21d0
[  327.176923]  ? zap_class+0x640/0x640
[  327.180716]  ? prepare_to_swait_event+0x25a/0x800
[  327.185575]  ? __lock_is_held+0xb5/0x140
[  327.189519]  ? __init_swait_queue_head+0x150/0x150
[  327.194616]  ? mark_held_locks+0x130/0x130
[  327.200138]  ? __lockdep_init_map+0x105/0x590
[  327.205242]  ? lock_release+0xa00/0xa00
[  327.209123]  ? lockdep_init_map+0x9/0x10
[  327.212482]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.217580]  schedule_timeout+0x140/0x260
[  327.221558]  ? __might_sleep+0x95/0x190
[  327.225251]  ? usleep_range+0x1a0/0x1a0
[  327.230092]  __alloc_pages_nodemask+0xa80/0xde0
[  327.234147]  ? __next_timer_interrupt+0x1a0/0x1a0
[  327.239069]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  327.243304]  rcu_gp_fqs_loop+0x762/0xa80
[  327.247782]  ? __page_cache_alloc+0x191/0x5c0
[  327.251747]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  327.255800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.261245]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.265381]  ? kasan_check_read+0x11/0x20
[  327.269341]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.273306]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.277964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.282795]  ? zap_class+0x640/0x640
[  327.287804]  ? rcu_gp_init+0x90b/0x1260
[  327.291858]  ? zap_class+0x640/0x640
[  327.296343]  ? __switch_to_asm+0x40/0x70
[  327.301086]  ? zap_class+0x640/0x640
[  327.306011]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  327.311117]  ? __do_page_cache_readahead+0x7ce/0x980
[  327.315253]  ? __switch_to_asm+0x40/0x70
[  327.320699]  ? find_held_lock+0x36/0x1c0
[  327.325964]  ? find_held_lock+0x36/0x1c0
[  327.331498]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  327.335206]  ? zap_class+0x640/0x640
[  327.339174]  alloc_pages_current+0x173/0x350
[  327.342878]  ? prepare_to_swait_event+0x25a/0x800
[  327.346927]  __page_cache_alloc+0x38c/0x5c0
[  327.350629]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.355377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.360466]  ? find_held_lock+0x36/0x1c0
[  327.364519]  ? kasan_check_read+0x11/0x20
[  327.368577]  ? finish_swait+0x25d/0x430
[  327.372630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.378156]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.381864]  ? generic_perform_write+0x6a0/0x6a0
[  327.386263]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.391120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.395443]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.400537]  ? check_preemption_disabled+0x48/0x280
[  327.405455]  ? trace_hardirqs_on+0xbd/0x310
[  327.409516]  filemap_fault+0x1594/0x25f0
[  327.413654]  ? kasan_check_read+0x11/0x20
[  327.417623]  ? __lock_page_or_retry+0xa00/0xa00
[  327.422885]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.427976]  ? mark_held_locks+0x130/0x130
[  327.432724]  ? __init_swait_queue_head+0x150/0x150
[  327.437826]  ? rcu_softirq_qs+0x20/0x20
[  327.443356]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  327.447928]  ? filemap_map_pages+0xe04/0x1990
[  327.452925]  ? finish_swait+0x25d/0x430
[  327.457455]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  327.461505]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.465647]  ? futex_wait_setup+0x15c/0x3e0
[  327.470313]  ? swake_up_locked+0x360/0x360
[  327.475423]  ? zap_class+0x640/0x640
[  327.479650]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.484579]  ? lock_acquire+0x1ed/0x520
[  327.488532]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.493634]  ? alloc_set_pte+0x1447/0x1f40
[  327.498119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.502096]  ? lock_acquire+0x1ed/0x520
[  327.507014]  rcu_gp_kthread+0x341/0xc70
[  327.511591]  ? ext4_filemap_fault+0x7a/0xad
[  327.515906]  ? rcu_gp_init+0x1260/0x1260
[  327.520129]  ? lock_release+0xa00/0xa00
[  327.524172]  ? mark_held_locks+0x130/0x130
[  327.529269]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.533235]  ? __schedule+0x168a/0x21d0
[  327.538674]  ? print_usage_bug+0xc0/0xc0
[  327.542900]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.548424]  ? print_usage_bug+0xc0/0xc0
[  327.552391]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.556358]  ? down_read+0x8d/0x120
[  327.560666]  ? trace_hardirqs_on+0xbd/0x310
[  327.565041]  ? ext4_filemap_fault+0x7a/0xad
[  327.569021]  ? kasan_check_read+0x11/0x20
[  327.573259]  ? __down_interruptible+0x700/0x700
[  327.578702]  ? __schedule+0x168a/0x21d0
[  327.582713]  ext4_filemap_fault+0x82/0xad
[  327.586764]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.591264]  __do_fault+0x100/0x6b0
[  327.595322]  ? lock_pin_lock+0x350/0x350
[  327.599900]  ? unlock_page+0x2c2/0x4c0
[  327.603523]  ? _raw_spin_unlock_irq+0x60/0x80
[  327.607832]  ? pmd_devmap_trans_unstable+0x220/0x220
[  327.612145]  ? __schedule+0x168a/0x21d0
[  327.616294]  ? mark_held_locks+0x130/0x130
[  327.620950]  ? __switch_to_asm+0x40/0x70
[  327.624912]  ? mark_held_locks+0x130/0x130
[  327.629061]  ? __switch_to_asm+0x40/0x70
[  327.634147]  ? do_raw_spin_trylock+0x270/0x270
[  327.637768]  ? __ia32_sys_membarrier+0xb1/0x150
[  327.641827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.645703]  ? __sched_text_start+0x8/0x8
[  327.650188]  __handle_mm_fault+0x307c/0x5920
[  327.655284]  ? find_held_lock+0x36/0x1c0
[  327.659252]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  327.663484]  ? __kthread_parkme+0xce/0x1a0
[  327.667565]  ? kasan_check_read+0x11/0x20
[  327.671781]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.675854]  ? _copy_to_user+0xc8/0x110
[  327.680426]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  327.685090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.690616]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.694939]  ? zap_class+0x640/0x640
[  327.699338]  ? trace_hardirqs_on+0xbd/0x310
[  327.703394]  ? zap_class+0x640/0x640
[  327.708228]  ? kasan_check_read+0x11/0x20
[  327.712455]  ? find_held_lock+0x36/0x1c0
[  327.716591]  ? __kthread_parkme+0xce/0x1a0
[  327.721687]  ? handle_mm_fault+0x42a/0xc70
[  327.725646]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.730736]  ? lock_downgrade+0x900/0x900
[  327.736275]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  327.740839]  ? check_preemption_disabled+0x48/0x280
[  327.744543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.748864]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.752569]  ? __kthread_parkme+0xfb/0x1a0
[  327.756705]  ? kasan_check_read+0x11/0x20
[  327.760754]  kthread+0x35a/0x420
[  327.764977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.769200]  ? rcu_gp_init+0x1260/0x1260
[  327.774292]  ? rcu_softirq_qs+0x20/0x20
[  327.778423]  ? kthread_stop+0x900/0x900
[  327.778442]  ret_from_fork+0x3a/0x50
[  327.783542]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.788689] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  327.794123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.799173] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  327.803279]  ? check_preemption_disabled+0x48/0x280
[  327.807411] syz-executor5 cpuset=
[  327.810786]  handle_mm_fault+0x54f/0xc70
[  327.816045] syz5
[  327.820107]  ? __handle_mm_fault+0x5920/0x5920
[  327.824073]  mems_allowed=0
[  327.828053]  ? find_vma+0x34/0x190
[  327.884783]  __do_page_fault+0x5e8/0xe60
[  327.888851]  ? trace_hardirqs_off+0xb8/0x310
[  327.893264]  ? __ia32_sys_read+0xb0/0xb0
[  327.897337]  do_page_fault+0xf2/0x7e0
[  327.901143]  ? vmalloc_sync_all+0x30/0x30
[  327.905302]  ? error_entry+0x70/0xd0
[  327.909031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  327.914058]  ? trace_hardirqs_on_caller+0xc0/0x310
[  327.918994]  ? syscall_return_slowpath+0x5e0/0x5e0
[  327.923934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.928783]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.933803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  327.939266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.944805]  ? prepare_exit_to_usermode+0x291/0x3b0
[  327.949828]  ? page_fault+0x8/0x30
[  327.953379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.958232]  ? page_fault+0x8/0x30
[  327.961781]  page_fault+0x1e/0x30
[  327.965236] RIP: 0033:0x4727a0
[  327.968451] Code: Bad RIP value.
[  327.971814] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  327.977182] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  327.984476] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  327.991761] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  327.999043] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  328.006318] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  328.013618] warn_alloc_show_mem: 1 callbacks suppressed
[  328.013630] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  328.013633] Mem-Info:
[  328.013668] active_anon:48509 inactive_anon:132 isolated_anon:0
[  328.013668]  active_file:12 inactive_file:13 isolated_file:0
[  328.013668]  unevictable:0 dirty:0 writeback:0 unstable:0
[  328.013668]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  328.013668]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  328.013668]  free:13771 free_pcp:124 free_cma:0
[  328.019200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.026139] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  328.028540] Call Trace:
[  328.061416] Node 0 
[  328.070770]  <IRQ>
[  328.098197] 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
[  328.100764]  dump_stack+0x244/0x39d
[  328.102966] lowmem_reserve[]: 0
[  328.105130]  ? dump_stack_print_info.cold.1+0x20/0x20
[  328.130604]  2818 6321
[  328.134246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.137505]  6321
[  328.142700]  warn_alloc.cold.117+0xb7/0x1bd
[  328.150712]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.152756] Node 0 
[  328.157091]  ? lock_downgrade+0x900/0x900
[  328.161936] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  328.164153]  ? trace_hardirqs_off+0xb8/0x310
[  328.168276] lowmem_reserve[]:
[  328.195283]  ? trace_hardirqs_off+0xb8/0x310
[  328.199673]  0
[  328.202787]  __alloc_pages_slowpath+0x2660/0x2d70
[  328.207171]  0
[  328.209004]  ? warn_alloc+0x120/0x120
[  328.213800]  3503
[  328.215604]  ? warn_alloc+0x120/0x120
[  328.219383]  3503
[  328.221449]  ? print_usage_bug+0xc0/0xc0
[  328.227286]  ? warn_alloc+0x120/0x120
[  328.231327] Node 0 
[  328.235121]  ? print_usage_bug+0xc0/0xc0
[  328.235153] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  328.235161] lowmem_reserve[]:
[  328.237396]  ? __lock_acquire+0x62f/0x4c20
[  328.241430]  0 0
[  328.269560]  ? __lock_acquire+0x62f/0x4c20
[  328.272657]  0
[  328.276893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.278849]  0
[  328.283089]  ? should_fail+0x22d/0xd01
[  328.290443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  328.292223] Node 0 
[  328.296109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.301362] DMA: 1*4kB 
[  328.303614]  ? __lock_acquire+0x62f/0x4c20
[  328.308696] (U) 
[  328.311280]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.315491] 0*8kB 0*16kB 
[  328.317479]  ? __lock_acquire+0x62f/0x4c20
[  328.322562] 1*32kB (U) 
[  328.325330]  ? should_fail+0x22d/0xd01
[  328.329548] 2*64kB 
[  328.332135]  ? rcu_irq_exit+0x1a2/0x390
[  328.335999] (U) 
[  328.338247]  ? mark_held_locks+0x130/0x130
[  328.342201] 1*128kB 
[  328.344177]  ? mark_held_locks+0x130/0x130
[  328.348392] (U) 
[  328.350716]  ? mark_held_locks+0xc7/0x130
[  328.354928] 1*256kB 
[  328.356906]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  328.361034] (U) 0*512kB 
[  328.363371]  ? zap_class+0x640/0x640
[  328.368364] 1*1024kB (U) 
[  328.371059]  ? print_usage_bug+0xc0/0xc0
[  328.374741] 1*2048kB (M) 
[  328.377517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.381556] 3*4096kB (M) 
[  328.384333]  ? check_preemption_disabled+0x48/0x280
[  328.389848] = 15908kB
[  328.389859] Node 0 
[  328.392635]  ? __lock_is_held+0xb5/0x140
[  328.397620] DMA32: 4*4kB 
[  328.400078]  __alloc_pages_nodemask+0xa80/0xde0
[  328.402282] (M) 
[  328.406343]  ? zap_class+0x640/0x640
[  328.409084] 0*8kB 
[  328.413752]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  328.415708] 2*16kB 
[  328.419428]  ? find_held_lock+0x36/0x1c0
[  328.421557] (M) 
[  328.426578]  ? ____cache_alloc_node+0x1c7/0x1e0
[  328.428794] 2*32kB 
[  328.432857]  ? lock_downgrade+0x900/0x900
[  328.434815] (UM) 
[  328.439492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.441709] 4*64kB 
[  328.445854]  cache_grow_begin+0xa5/0x8c0
[  328.447901] (UM) 
[  328.453439]  ? do_raw_spin_unlock+0xa7/0x330
[  328.455659] 4*128kB 
[  328.459723]  fallback_alloc+0x204/0x2e0
[  328.461765] (M) 
[  328.466177]  ____cache_alloc_node+0x1c7/0x1e0
[  328.468482] 3*256kB 
[  328.472458]  kmem_cache_alloc_node+0xe3/0x730
[  328.474414] (M) 
[  328.478911]  ? ipv6_get_ifaddr+0x42e/0x620
[  328.481214] 4*512kB 
[  328.485717]  __alloc_skb+0x119/0x770
[  328.487674] (UM) 
[  328.491913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  328.494212] 3*1024kB (UM) 
[  328.497932]  ? netdev_alloc_frag+0x1f0/0x1f0
[  328.499977] 3*2048kB 
[  328.505253]  ? lock_downgrade+0x900/0x900
[  328.508082] (UM) 
[  328.512494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.514885] 3*4096kB 
[  328.519041]  ? refcount_sub_and_test_checked+0x203/0x310
[  328.521310] (M) 
[  328.526850]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  328.529241] = 25200kB
[  328.534690]  ? addrconf_rs_timer+0x690/0x690
[  328.536651] Node 0 
[  328.542112]  ndisc_alloc_skb+0x144/0x340
[  328.544498] Normal: 
[  328.548902]  ndisc_send_rs+0x331/0x6e0
[  328.551121] 786*4kB 
[  328.555184]  addrconf_rs_timer+0x314/0x690
[  328.557491] (MEH) 
[  328.561380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.563680] 440*8kB (UMEH) 
[  328.567936]  call_timer_fn+0x272/0x920
[  328.570061] 141*16kB 
[  328.574291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.577206] (MEH) 
[  328.581104]  ? process_timeout+0x40/0x40
[  328.583491] 54*32kB (MEH) 
[  328.587753]  ? __run_timers+0x7da/0xc70
[  328.589878] 14*64kB (UME) 
[  328.593953]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.596769] 1*128kB (H) 
[  328.600752]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.603584] 1*256kB 
[  328.608082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.610731] (H) 
[  328.615230]  ? lockdep_hardirqs_on+0x296/0x5b0
[  328.617533] 2*512kB 
[  328.621765]  ? trace_hardirqs_on+0xbd/0x310
[  328.623722] (H) 
[  328.628309]  ? kasan_check_read+0x11/0x20
[  328.630607] 1*1024kB 
[  328.634928]  ? __run_timers+0x7da/0xc70
[  328.636882] (U) 
[  328.641044]  ? trace_hardirqs_off_caller+0x310/0x310
[  328.643444] 0*2048kB 
[  328.647413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.649371] 0*4096kB 
[  328.654473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.656864] = 13976kB
[  328.661104]  __run_timers+0x7e5/0xc70
[  328.663527] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  328.667761]  ? timer_fixup_init+0x70/0x70
[  328.670149] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  328.673943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  328.682762] 163 total pagecache pages
[  328.686910]  ? zap_class+0x640/0x640
[  328.695479] 0 pages in swap cache
[  328.700491]  ? enqueue_hrtimer+0x1a5/0x560
[  328.704277] Swap cache stats: add 0, delete 0, find 0/0
[  328.707985]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  328.711430] Free swap  = 0kB
[  328.715670]  ? find_held_lock+0x36/0x1c0
[  328.721019] Total swap = 0kB
[  328.721038] 1965979 pages RAM
[  328.726233]  ? zap_class+0x640/0x640
[  328.729232] 0 pages HighMem/MovableOnly
[  328.733299]  ? pvclock_read_flags+0x160/0x160
[  328.736294] 342867 pages reserved
[  328.739404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.743093] 0 pages cma reserved
[  328.743179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  328.747080]  ? check_preemption_disabled+0x48/0x280
[  328.747105]  ? __lock_is_held+0xb5/0x140
[  328.747123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.751679] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  328.755068]  ? check_preemption_disabled+0x48/0x280
[  328.760581] syz-fuzzer cpuset=
[  328.763946]  run_timer_softirq+0x52/0xb0
[  328.770437] /
[  328.775473]  ? rcu_read_lock_sched_held+0x14f/0x180
[  328.779517]  mems_allowed=0
[  328.785066]  __do_softirq+0x308/0xb7e
[  328.820934]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  328.825435]  ? lock_downgrade+0x900/0x900
[  328.829595]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  328.834712]  ? pvclock_read_flags+0x160/0x160
[  328.839242]  ? lapic_next_event+0x5a/0x90
[  328.843403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.848949]  ? kvm_clock_read+0x18/0x30
[  328.852930]  ? kvm_sched_clock_read+0x9/0x20
[  328.857345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.862887]  ? check_preemption_disabled+0x48/0x280
[  328.867920]  irq_exit+0x17f/0x1c0
[  328.871384]  smp_apic_timer_interrupt+0x1cb/0x760
[  328.876229]  ? smp_reschedule_interrupt+0x109/0x650
[  328.881250]  ? smp_call_function_single_interrupt+0x650/0x650
[  328.887144]  ? interrupt_entry+0xb5/0xc0
[  328.891218]  ? trace_hardirqs_off_caller+0xbb/0x310
[  328.896238]  ? trace_hardirqs_off_caller+0xbb/0x310
[  328.901264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.906118]  ? trace_hardirqs_on_caller+0x310/0x310
[  328.911138]  ? trace_hardirqs_on_caller+0x310/0x310
[  328.916163]  ? task_prio+0x50/0x50
[  328.919708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.925253]  ? check_preemption_disabled+0x48/0x280
[  328.930280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.935145]  apic_timer_interrupt+0xf/0x20
[  328.939376]  </IRQ>
[  328.941622] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  328.947512] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  328.966415] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  328.974148] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  328.981433] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  328.988704] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  328.995975] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  329.003259] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  329.010570]  ? save_stack+0xa9/0xd0
[  329.014216]  __kmalloc_node_track_caller+0x33/0x70
[  329.019159]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  329.023925]  pskb_expand_head+0x230/0x10f0
[  329.028169]  ? memcpy+0x45/0x50
[  329.031456]  ? __copy_skb_header+0x350/0x6b0
[  329.035872]  ? skb_release_data+0x880/0x880
[  329.040199]  ? __alloc_skb+0x770/0x770
[  329.044105]  ? __lock_is_held+0xb5/0x140
[  329.048181]  ? kasan_check_write+0x14/0x20
[  329.052418]  ? __skb_clone+0x6c7/0xa00
[  329.056309]  ? __copy_skb_header+0x6b0/0x6b0
[  329.060723]  ? kmem_cache_alloc+0x33a/0x730
[  329.065062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.070613]  skb_ensure_writable+0x3dd/0x640
[  329.075041]  ? skb_checksum_setup+0xaa0/0xaa0
[  329.079550]  ? check_preemption_disabled+0x48/0x280
[  329.084577]  ? __this_cpu_preempt_check+0x1c/0x20
[  329.089431]  ? __bpf_redirect+0x54b/0xb20
[  329.093598]  bpf_clone_redirect+0x14a/0x490
[  329.097931]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  329.102955]  ? __sched_text_start+0x8/0x8
[  329.107112]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.111881]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  329.116470]  ? retint_kernel+0x2d/0x2d
[  329.120370]  ? find_held_lock+0x36/0x1c0
[  329.124446]  ? lock_acquire+0x1ed/0x520
[  329.128426]  ? bpf_test_run+0x3cb/0x780
[  329.132407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.137950]  ? check_preemption_disabled+0x48/0x280
[  329.142981]  ? kasan_check_read+0x11/0x20
[  329.147136]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.152418]  ? rcu_softirq_qs+0x20/0x20
[  329.156398]  ? preempt_schedule+0x4d/0x60
[  329.160572]  ? ___preempt_schedule+0x16/0x18
[  329.164997]  ? bpf_test_run+0x25d/0x780
[  329.168999]  ? netlink_diag_dump+0x2a0/0x2a0
[  329.173438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.178991]  ? bpf_test_init.isra.10+0x70/0x100
[  329.183679]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  329.188451]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.193299]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  329.198843]  ? fput+0x130/0x1a0
[  329.202133]  ? __bpf_prog_get+0x9b/0x290
[  329.206202]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.211064]  ? bpf_prog_test_run+0x130/0x1a0
[  329.215485]  ? __x64_sys_bpf+0x3d8/0x520
[  329.219549]  ? bpf_prog_get+0x20/0x20
[  329.223374]  ? do_syscall_64+0x1b9/0x820
[  329.227441]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  329.232809]  ? syscall_return_slowpath+0x5e0/0x5e0
[  329.237748]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.242768]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  329.247794]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  329.254468]  ? __switch_to_asm+0x40/0x70
[  329.258533]  ? __switch_to_asm+0x34/0x70
[  329.262606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.267460]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  329.272848] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  329.272934] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.279523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  329.279529] Call Trace:
[  329.279537]  <IRQ>
[  329.279568]  dump_stack+0x244/0x39d
[  329.279588]  ? dump_stack_print_info.cold.1+0x20/0x20
[  329.286218] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.295426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.295453]  warn_alloc.cold.117+0xb7/0x1bd
[  329.298176] syz-executor5 cpuset=
[  329.300335]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  329.300355]  ? lock_downgrade+0x900/0x900
[  329.304107] syz5
[  329.309253]  ? trace_hardirqs_off+0xb8/0x310
[  329.309280]  ? trace_hardirqs_off+0xb8/0x310
[  329.309304]  __alloc_pages_slowpath+0x2660/0x2d70
[  329.319881]  mems_allowed=0
[  329.325442]  ? warn_alloc+0x120/0x120
[  329.364421]  ? warn_alloc+0x120/0x120
[  329.368242]  ? print_usage_bug+0xc0/0xc0
[  329.372317]  ? warn_alloc+0x120/0x120
[  329.376130]  ? print_usage_bug+0xc0/0xc0
[  329.380207]  ? __lock_acquire+0x62f/0x4c20
[  329.384445]  ? __lock_acquire+0x62f/0x4c20
[  329.388690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.394230]  ? should_fail+0x22d/0xd01
[  329.398129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.403241]  ? __lock_acquire+0x62f/0x4c20
[  329.407483]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.412591]  ? __lock_acquire+0x62f/0x4c20
[  329.416829]  ? should_fail+0x22d/0xd01
[  329.420720]  ? find_held_lock+0x36/0x1c0
[  329.424792]  ? mark_held_locks+0x130/0x130
[  329.429046]  ? mark_held_locks+0x130/0x130
[  329.433283]  ? zap_class+0x640/0x640
[  329.437000]  ? zap_class+0x640/0x640
[  329.440733]  ? print_usage_bug+0xc0/0xc0
[  329.444794]  ? do_raw_spin_unlock+0xa7/0x330
[  329.449207]  ? zap_class+0x640/0x640
[  329.452929]  ? print_usage_bug+0xc0/0xc0
[  329.457180]  ? wq_watchdog_touch+0x9c/0xfe
[  329.461425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.466967]  ? check_preemption_disabled+0x48/0x280
[  329.472007]  ? __lock_is_held+0xb5/0x140
[  329.476090]  __alloc_pages_nodemask+0xa80/0xde0
[  329.480764]  ? zap_class+0x640/0x640
[  329.484516]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  329.489559]  ? find_held_lock+0x36/0x1c0
[  329.493636]  ? ____cache_alloc_node+0x1c7/0x1e0
[  329.498312]  ? lock_downgrade+0x900/0x900
[  329.502472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.508021]  cache_grow_begin+0xa5/0x8c0
[  329.512096]  ? do_raw_spin_unlock+0xa7/0x330
[  329.516528]  fallback_alloc+0x204/0x2e0
[  329.520517]  ____cache_alloc_node+0x1c7/0x1e0
[  329.525039]  kmem_cache_alloc_node+0xe3/0x730
[  329.529547]  ? ipv6_get_ifaddr+0x42e/0x620
[  329.533803]  __alloc_skb+0x119/0x770
[  329.537523]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.542828]  ? netdev_alloc_frag+0x1f0/0x1f0
[  329.547240]  ? lock_downgrade+0x900/0x900
[  329.551413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.556974]  ? refcount_sub_and_test_checked+0x203/0x310
[  329.562937]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  329.568397]  ? addrconf_rs_timer+0x690/0x690
[  329.572825]  ndisc_alloc_skb+0x144/0x340
[  329.576894]  ndisc_send_rs+0x331/0x6e0
[  329.580789]  addrconf_rs_timer+0x314/0x690
[  329.585041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.589302]  call_timer_fn+0x272/0x920
[  329.593197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.597459]  ? process_timeout+0x40/0x40
[  329.601541]  ? mark_held_locks+0xc7/0x130
[  329.605712]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.610209]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.614710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.618954]  ? lockdep_hardirqs_on+0x296/0x5b0
[  329.623573]  ? trace_hardirqs_on+0xbd/0x310
[  329.627910]  ? kasan_check_read+0x11/0x20
[  329.632070]  ? __run_timers+0x7da/0xc70
[  329.636061]  ? trace_hardirqs_off_caller+0x310/0x310
[  329.641174]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.645419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.649687]  __run_timers+0x7e5/0xc70
[  329.653508]  ? timer_fixup_init+0x70/0x70
[  329.657666]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  329.662689]  ? zap_class+0x640/0x640
[  329.666412]  ? print_usage_bug+0xc0/0xc0
[  329.670479]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  329.675681]  ? find_held_lock+0x36/0x1c0
[  329.679756]  ? zap_class+0x640/0x640
[  329.683482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.689036]  ? check_preemption_disabled+0x48/0x280
[  329.694071]  ? __lock_is_held+0xb5/0x140
[  329.698139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.703684]  ? check_preemption_disabled+0x48/0x280
[  329.708712]  run_timer_softirq+0x52/0xb0
[  329.712777]  ? rcu_read_lock_sched_held+0x14f/0x180
[  329.717807]  __do_softirq+0x308/0xb7e
[  329.721619]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  329.726120]  ? lock_downgrade+0x900/0x900
[  329.730278]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  329.735394]  ? pvclock_read_flags+0x160/0x160
[  329.739898]  ? lapic_next_event+0x5a/0x90
[  329.744064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.749614]  ? kvm_clock_read+0x18/0x30
[  329.753599]  ? kvm_sched_clock_read+0x9/0x20
[  329.758035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.763592]  ? check_preemption_disabled+0x48/0x280
[  329.768627]  irq_exit+0x17f/0x1c0
[  329.772091]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.776940]  ? smp_reschedule_interrupt+0x109/0x650
[  329.781960]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.787850]  ? interrupt_entry+0xb5/0xc0
[  329.791918]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.796935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.801961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.806810]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.811828]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.816851]  ? task_prio+0x50/0x50
[  329.820402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.825946]  ? check_preemption_disabled+0x48/0x280
[  329.830970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.835831]  apic_timer_interrupt+0xf/0x20
[  329.840077]  </IRQ>
[  329.842327] RIP: 0010:console_unlock+0xffa/0x1160
[  329.847180] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  329.866084] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  329.873799] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  329.881066] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  329.888335] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  329.895607] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  329.902880] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  329.910164]  ? netconsole_netdev_event+0x280/0x280
[  329.915113]  ? console_unlock+0xff1/0x1160
[  329.919375]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  329.924061]  ? lock_release+0xa00/0xa00
[  329.928055]  ? interrupt_entry+0xc0/0xc0
[  329.932141]  vprintk_emit+0x33d/0x930
[  329.935948]  ? wake_up_klogd+0x180/0x180
[  329.940016]  ? attach_entity_load_avg+0x810/0x860
[  329.944880]  ? __lock_acquire+0x600/0x4c20
[  329.949120]  ? mark_held_locks+0x130/0x130
[  329.953371]  ? print_usage_bug+0xc0/0xc0
[  329.957455]  ? find_held_lock+0x36/0x1c0
[  329.961531]  ? mark_held_locks+0xc7/0x130
[  329.965691]  vprintk_default+0x28/0x30
[  329.969593]  vprintk_func+0x7e/0x181
[  329.973311]  printk+0xa7/0xcf
[  329.976424]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  329.981202]  show_free_areas.cold.118+0x1f34/0x215d
[  329.986247]  ? si_meminfo_node+0x260/0x260
[  329.990494]  ? __lock_acquire+0x62f/0x4c20
[  329.994733]  ? __lock_acquire+0x62f/0x4c20
[  329.998969]  ? __lock_is_held+0xb5/0x140
[  330.003059]  ? mark_held_locks+0x130/0x130
[  330.007332]  ? zap_class+0x640/0x640
[  330.011068]  ? put_dec+0x3b/0xf0
[  330.014443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.019995]  ? find_held_lock+0x36/0x1c0
[  330.024079]  ? serial8250_console_write+0x8b3/0xb10
[  330.029104]  ? lock_downgrade+0x900/0x900
[  330.033263]  ? zap_class+0x640/0x640
[  330.036981]  ? zap_class+0x640/0x640
[  330.040700]  ? print_usage_bug+0xc0/0xc0
[  330.044761]  ? do_raw_spin_unlock+0xa7/0x330
[  330.049176]  ? trace_hardirqs_on+0x310/0x310
[  330.053587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.059142]  ? find_held_lock+0x36/0x1c0
[  330.063220]  ? mark_held_locks+0xc7/0x130
[  330.067375]  ? console_unlock+0xfcd/0x1160
[  330.071616]  ? netconsole_netdev_event+0x280/0x280
[  330.076563]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  330.081156]  ? trace_hardirqs_on+0xbd/0x310
[  330.085488]  ? vprintk_emit+0x33d/0x930
[  330.089468]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.094584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.100135]  ? netconsole_netdev_event+0x280/0x280
[  330.105073]  ? console_unlock+0x8d8/0x1160
[  330.109331]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  330.114010]  ? vprintk_emit+0x7f7/0x930
[  330.118003]  ? lock_release+0xa00/0xa00
[  330.122000]  ? preempt_count_add+0xbc/0x1b0
[  330.126331]  ? wake_up_klogd+0x11a/0x180
[  330.130396]  ? console_device+0xc0/0xc0
[  330.134377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.139926]  ? vprintk_emit+0x268/0x930
[  330.143916]  ? wake_up_klogd+0x180/0x180
[  330.147989]  ? trace_hardirqs_on_caller+0xc0/0x310
[  330.152944]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.157714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.163170]  ? retint_kernel+0x1b/0x2d
[  330.167065]  ? trace_hardirqs_on+0x310/0x310
[  330.171488]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.176273]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  330.181057]  ? show_mem+0x1e/0x17b
[  330.184610]  show_mem+0x34/0x17b
[  330.187989]  dump_header+0x2f1/0xf72
[  330.191728]  ? mark_held_locks+0x130/0x130
[  330.195966]  ? pagefault_out_of_memory+0x197/0x197
[  330.200906]  ? __lock_acquire+0x62f/0x4c20
[  330.205144]  ? zap_class+0x640/0x640
[  330.208863]  ? percpu_ref_get_many+0x240/0x240
[  330.213448]  ? print_usage_bug+0xc0/0xc0
[  330.217515]  ? print_usage_bug+0xc0/0xc0
[  330.221592]  ? zap_class+0x640/0x640
[  330.225312]  ? print_usage_bug+0xc0/0xc0
[  330.229378]  ? print_usage_bug+0xc0/0xc0
[  330.233460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.239007]  ? find_held_lock+0x36/0x1c0
[  330.243180]  ? mark_held_locks+0xc7/0x130
[  330.247338]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.252464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.257579]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  330.262168]  ? trace_hardirqs_on+0xbd/0x310
[  330.266498]  ? kasan_check_read+0x11/0x20
[  330.270652]  ? ___ratelimit+0x3b4/0x672
[  330.274630]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.279737]  ? trace_hardirqs_on+0x310/0x310
[  330.284151]  ? lock_downgrade+0x900/0x900
[  330.288312]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  330.293422]  ? ___ratelimit+0x3b9/0x672
[  330.297408]  ? idr_get_free+0xec0/0xec0
[  330.301391]  ? kasan_check_read+0x11/0x20
[  330.305542]  ? do_raw_spin_unlock+0xa7/0x330
[  330.309971]  oom_kill_process.cold.27+0x10/0x903
[  330.314737]  ? zap_class+0x640/0x640
[  330.318457]  ? _raw_spin_unlock+0x2c/0x50
[  330.322606]  ? oom_badness+0xe6/0xaa0
[  330.326420]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.331361]  ? kasan_check_read+0x11/0x20
[  330.335517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.340809]  ? oom_evaluate_task+0x540/0x540
[  330.345230]  ? find_held_lock+0x36/0x1c0
[  330.349310]  ? out_of_memory+0x974/0x1430
[  330.353472]  ? lock_downgrade+0x900/0x900
[  330.357625]  ? check_preemption_disabled+0x48/0x280
[  330.362655]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.367593]  ? kasan_check_read+0x11/0x20
[  330.371749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.377043]  ? rcu_softirq_qs+0x20/0x20
[  330.381038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.386586]  ? oom_evaluate_task+0x302/0x540
[  330.391002]  out_of_memory+0xa84/0x1430
[  330.395002]  ? oom_killer_disable+0x3a0/0x3a0
[  330.399520]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  330.404463]  ? __mutex_add_waiter+0x2a0/0x2a0
[  330.408974]  __alloc_pages_slowpath+0x22d4/0x2d70
[  330.413855]  ? warn_alloc+0x120/0x120
[  330.417661]  ? rcu_softirq_qs+0x20/0x20
[  330.421679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.427223]  ? should_fail+0x22d/0xd01
[  330.431125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.436245]  ? zap_class+0x640/0x640
[  330.439993]  ? __lock_is_held+0xb5/0x140
[  330.444076]  ? mark_held_locks+0x130/0x130
[  330.448322]  ? lock_release+0xa00/0xa00
[  330.452300]  ? perf_trace_sched_process_exec+0x860/0x860
[  330.457770]  ? __might_sleep+0x95/0x190
[  330.461757]  __alloc_pages_nodemask+0xa80/0xde0
[  330.466439]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  330.471465]  ? __page_cache_alloc+0x191/0x5c0
[  330.475971]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.480905]  ? kasan_check_read+0x11/0x20
[  330.485065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.490354]  ? zap_class+0x640/0x640
[  330.494078]  ? zap_class+0x640/0x640
[  330.497803]  ? zap_class+0x640/0x640
[  330.501525]  ? __do_page_cache_readahead+0x7ce/0x980
[  330.506643]  ? find_held_lock+0x36/0x1c0
[  330.510719]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  330.516267]  alloc_pages_current+0x173/0x350
[  330.520689]  __page_cache_alloc+0x38c/0x5c0
[  330.525013]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.529958]  ? kasan_check_read+0x11/0x20
[  330.534109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.539391]  ? generic_perform_write+0x6a0/0x6a0
[  330.544154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.549700]  ? check_preemption_disabled+0x48/0x280
[  330.554727]  filemap_fault+0x1594/0x25f0
[  330.558809]  ? __lock_page_or_retry+0xa00/0xa00
[  330.563485]  ? mark_held_locks+0x130/0x130
[  330.567722]  ? rcu_softirq_qs+0x20/0x20
[  330.571735]  ? filemap_map_pages+0xe04/0x1990
[  330.576274]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  330.581211]  ? futex_wait_setup+0x15c/0x3e0
[  330.585537]  ? zap_class+0x640/0x640
[  330.589271]  ? lock_acquire+0x1ed/0x520
[  330.593252]  ? alloc_set_pte+0x1447/0x1f40
[  330.597504]  ? lock_acquire+0x1ed/0x520
[  330.601480]  ? ext4_filemap_fault+0x7a/0xad
[  330.605809]  ? lock_release+0xa00/0xa00
[  330.609781]  ? perf_trace_sched_process_exec+0x860/0x860
[  330.615248]  ? print_usage_bug+0xc0/0xc0
[  330.619316]  ? print_usage_bug+0xc0/0xc0
[  330.623401]  ? down_read+0x8d/0x120
[  330.627037]  ? ext4_filemap_fault+0x7a/0xad
[  330.631367]  ? __down_interruptible+0x700/0x700
[  330.636055]  ext4_filemap_fault+0x82/0xad
[  330.640212]  __do_fault+0x100/0x6b0
[  330.643841]  ? unlock_page+0x2c2/0x4c0
[  330.647732]  ? pmd_devmap_trans_unstable+0x220/0x220
[  330.652837]  ? mark_held_locks+0x130/0x130
[  330.657072]  ? mark_held_locks+0x130/0x130
[  330.661311]  ? do_raw_spin_trylock+0x270/0x270
[  330.665909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.671452]  __handle_mm_fault+0x307c/0x5920
[  330.675872]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  330.680728]  ? kasan_check_read+0x11/0x20
[  330.684880]  ? _copy_to_user+0xc8/0x110
[  330.688856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.694406]  ? zap_class+0x640/0x640
[  330.698122]  ? zap_class+0x640/0x640
[  330.702189]  ? find_held_lock+0x36/0x1c0
[  330.706261]  ? handle_mm_fault+0x42a/0xc70
[  330.710498]  ? lock_downgrade+0x900/0x900
[  330.714643]  ? check_preemption_disabled+0x48/0x280
[  330.719711]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.724644]  ? kasan_check_read+0x11/0x20
[  330.728797]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.734079]  ? rcu_softirq_qs+0x20/0x20
[  330.738065]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.743171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.748735]  ? check_preemption_disabled+0x48/0x280
[  330.753759]  handle_mm_fault+0x54f/0xc70
[  330.757824]  ? __handle_mm_fault+0x5920/0x5920
[  330.762438]  ? find_vma+0x34/0x190
[  330.765985]  __do_page_fault+0x5e8/0xe60
[  330.770054]  ? trace_hardirqs_off+0xb8/0x310
[  330.774465]  ? __ia32_sys_read+0xb0/0xb0
[  330.778535]  do_page_fault+0xf2/0x7e0
[  330.782348]  ? vmalloc_sync_all+0x30/0x30
[  330.786507]  ? error_entry+0x70/0xd0
[  330.790230]  ? trace_hardirqs_off_caller+0xbb/0x310
[  330.795276]  ? trace_hardirqs_on_caller+0xc0/0x310
[  330.800211]  ? syscall_return_slowpath+0x5e0/0x5e0
[  330.805143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.809986]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.815002]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.820491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.826042]  ? prepare_exit_to_usermode+0x291/0x3b0
[  330.831062]  ? page_fault+0x8/0x30
[  330.834609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.839457]  ? page_fault+0x8/0x30
[  330.842999]  page_fault+0x1e/0x30
[  330.846460] RIP: 0033:0x4727a0
[  330.849666] Code: Bad RIP value.
[  330.853032] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  330.858402] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  330.865669] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  330.872938] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  330.880238] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  330.887501] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  330.894792] warn_alloc_show_mem: 1 callbacks suppressed
[  330.894805] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  330.894807] Mem-Info:
[  330.894838] active_anon:48509 inactive_anon:132 isolated_anon:0
[  330.894838]  active_file:12 inactive_file:13 isolated_file:0
[  330.894838]  unevictable:0 dirty:0 writeback:0 unstable:0
[  330.894838]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  330.894838]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  330.894838]  free:13771 free_pcp:124 free_cma:0
[  330.900182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  330.907118] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  330.909520] Call Trace:
[  330.942385] Node 0 
[  330.951732]  <IRQ>
[  330.979157] 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
[  330.981719]  dump_stack+0x244/0x39d
[  330.983919] lowmem_reserve[]: 0
[  330.986093]  ? dump_stack_print_info.cold.1+0x20/0x20
[  331.011575]  2818
[  331.015203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.018455]  6321
[  331.023644]  warn_alloc.cold.117+0xb7/0x1bd
[  331.025679]  6321
[  331.031216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  331.037585]  ? lock_downgrade+0x900/0x900
[  331.039625] Node 0 
[  331.044467]  ? trace_hardirqs_off+0xb8/0x310
[  331.048626] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  331.050837]  ? trace_hardirqs_off+0xb8/0x310
[  331.055222] lowmem_reserve[]:
[  331.082204]  __alloc_pages_slowpath+0x2660/0x2d70
[  331.086599]  0
[  331.089734]  ? warn_alloc+0x120/0x120
[  331.094532]  0
[  331.096333]  ? warn_alloc+0x120/0x120
[  331.100110]  3503
[  331.101913]  ? print_usage_bug+0xc0/0xc0
[  331.105681]  3503
[  331.107756]  ? kernel_text_address+0x79/0xf0
[  331.111793] Node 0 
[  331.113855]  ? __kernel_text_address+0xd/0x40
[  331.118267] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  331.120476]  ? unwind_get_return_address+0x61/0xa0
[  331.124940] lowmem_reserve[]: 0
[  331.153075]  ? __save_stack_trace+0x8d/0xf0
[  331.157977]  0
[  331.161254]  ? add_lock_to_list.isra.28+0x1ec/0x4c0
[  331.165556]  0
[  331.167353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.172348]  0
[  331.174149]  ? should_fail+0x22d/0xd01
[  331.179666] Node 0 
[  331.181468]  ? save_trace+0x290/0x290
[  331.185332] DMA: 
[  331.187592]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.191373] 1*4kB 
[  331.193431]  ? __lock_acquire+0x62f/0x4c20
[  331.198511] (U) 
[  331.200670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.204877] 0*8kB 0*16kB 
[  331.206871]  ? __lock_acquire+0x2aff/0x4c20
[  331.211949] 1*32kB 
[  331.214702]  ? should_fail+0x22d/0xd01
[  331.218999] (U) 
[  331.221246]  ? mark_held_locks+0x130/0x130
[  331.225102] 2*64kB (U) 
[  331.227091]  ? mark_held_locks+0x130/0x130
[  331.231305] 1*128kB 
[  331.233897]  ? save_trace+0xe0/0x290
[  331.238110] (U) 
[  331.240434]  ? kasan_check_read+0x11/0x20
[  331.244120] 1*256kB 
[  331.246095]  ? __lock_acquire+0x2aff/0x4c20
[  331.250219] (U) 
[  331.253533]  ? zap_class+0x640/0x640
[  331.257837] 0*512kB 1*1024kB 
[  331.259822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.263512] (U) 
[  331.266631]  ? check_preemption_disabled+0x48/0x280
[  331.272148] 1*2048kB 
[  331.274128]  ? __lock_is_held+0xb5/0x140
[  331.279122] (M) 
[  331.281536]  __alloc_pages_nodemask+0xa80/0xde0
[  331.285577] 3*4096kB 
[  331.287547]  ? zap_class+0x640/0x640
[  331.292193] (M) = 15908kB
[  331.294617]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  331.298322] Node 0 
[  331.301087]  ? find_held_lock+0x36/0x1c0
[  331.306070] DMA32: 4*4kB 
[  331.308320]  ? ____cache_alloc_node+0x1c7/0x1e0
[  331.312354] (M) 
[  331.315107]  ? lock_downgrade+0x900/0x900
[  331.319755] 0*8kB 
[  331.321733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.325856] 2*16kB 
[  331.328002]  cache_grow_begin+0xa5/0x8c0
[  331.333513] (M) 2*32kB 
[  331.335803]  ? do_raw_spin_unlock+0xa7/0x330
[  331.339838] (UM) 4*64kB 
[  331.342434]  fallback_alloc+0x204/0x2e0
[  331.346826] (UM) 4*128kB 
[  331.349510]  ____cache_alloc_node+0x1c7/0x1e0
[  331.353463] (M) 
[  331.356221]  kmem_cache_alloc_node+0xe3/0x730
[  331.360691] 3*256kB 
[  331.362659]  ? do_raw_spin_unlock+0xa7/0x330
[  331.367134] (M) 
[  331.369456]  ? do_raw_spin_trylock+0x270/0x270
[  331.373861] 4*512kB 
[  331.375839]  __alloc_skb+0x119/0x770
[  331.380397] (UM) 
[  331.382717]  ? netdev_alloc_frag+0x1f0/0x1f0
[  331.386411] 3*1024kB 
[  331.388473]  ? atomic_notifier_call_chain+0xc6/0x190
[  331.392860] (UM) 
[  331.395269]  ? lock_downgrade+0x900/0x900
[  331.400343] 3*2048kB (UM) 
[  331.402415]  ? check_preemption_disabled+0x48/0x280
[  331.406557] 3*4096kB 
[  331.409399]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  331.414391] (M) 
[  331.416798]  ? kasan_check_read+0x11/0x20
[  331.421712] = 25200kB
[  331.421720] Node 0 
[  331.423690]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.427815] Normal: 
[  331.430220]  ? rcu_softirq_qs+0x20/0x20
[  331.432452] 786*4kB 
[  331.437725]  ? kasan_check_read+0x11/0x20
[  331.440037] (MEH) 
[  331.444009]  ? do_raw_write_trylock+0x270/0x270
[  331.446325] 440*8kB 
[  331.450475]  __neigh_notify+0x8c/0x160
[  331.452598] (UMEH) 
[  331.457767]  ? neigh_connected_output+0x780/0x780
[  331.460074] 141*16kB 
[  331.463955]  neigh_timer_handler+0x6cb/0xdf0
[  331.466171] (MEH) 
[  331.471011]  ? check_preemption_disabled+0x48/0x280
[  331.473410] 54*32kB 
[  331.477812]  ? __neigh_for_each_release+0x520/0x520
[  331.479940] (MEH) 
[  331.484953]  ? __lock_is_held+0xb5/0x140
[  331.484983]  call_timer_fn+0x272/0x920
[  331.487281] 14*64kB 
[  331.492295]  ? __neigh_for_each_release+0x520/0x520
[  331.494423] (UME) 
[  331.498486]  ? process_timeout+0x40/0x40
[  331.502352] 1*128kB 
[  331.504698]  ? __run_timers+0x7da/0xc70
[  331.509696] (H) 
[  331.511863]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.515892] 1*256kB (H) 
[  331.518221]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.522167] 2*512kB (H) 
[  331.524154]  ? __neigh_for_each_release+0x520/0x520
[  331.528628] 1*1024kB 
[  331.531295]  ? lockdep_hardirqs_on+0x296/0x5b0
[  331.535776] (U) 
[  331.538446]  ? trace_hardirqs_on+0xbd/0x310
[  331.543436] 0*2048kB 
[  331.545844]  ? kasan_check_read+0x11/0x20
[  331.550398] 0*4096kB 
[  331.552375]  ? __run_timers+0x7da/0xc70
[  331.556675] = 13976kB
[  331.559085]  ? trace_hardirqs_off_caller+0x310/0x310
[  331.563744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  331.566161]  ? __neigh_for_each_release+0x520/0x520
[  331.570131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  331.572571]  __run_timers+0x7e5/0xc70
[  331.577667] 163 total pagecache pages
[  331.586531]  ? timer_fixup_init+0x70/0x70
[  331.591527] 0 pages in swap cache
[  331.600094]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  331.603881] Swap cache stats: add 0, delete 0, find 0/0
[  331.603890] Free swap  = 0kB
[  331.607687]  ? zap_class+0x640/0x640
[  331.611820] Total swap = 0kB
[  331.615265]  ? enqueue_hrtimer+0x1a5/0x560
[  331.620264] 1965979 pages RAM
[  331.625622]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  331.628620] 0 pages HighMem/MovableOnly
[  331.632335]  ? find_held_lock+0x36/0x1c0
[  331.635325] 342867 pages reserved
[  331.635334] 0 pages cma reserved
[  331.639574]  ? zap_class+0x640/0x640
[  331.642757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  331.647851]  ? pvclock_read_flags+0x160/0x160
[  331.647880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.647898]  ? check_preemption_disabled+0x48/0x280
[  331.651928] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  331.655936]  ? __lock_is_held+0xb5/0x140
[  331.659365] syz-fuzzer cpuset=
[  331.662728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.666457] /
[  331.672945]  ? check_preemption_disabled+0x48/0x280
[  331.677421]  mems_allowed=0
[  331.682954]  run_timer_softirq+0x52/0xb0
[  331.724610]  ? rcu_read_lock_sched_held+0x14f/0x180
[  331.729633]  __do_softirq+0x308/0xb7e
[  331.733436]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  331.737946]  ? lock_downgrade+0x900/0x900
[  331.742101]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  331.747217]  ? pvclock_read_flags+0x160/0x160
[  331.751715]  ? lapic_next_event+0x5a/0x90
[  331.755867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.761408]  ? kvm_clock_read+0x18/0x30
[  331.765735]  ? kvm_sched_clock_read+0x9/0x20
[  331.770158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.775732]  ? check_preemption_disabled+0x48/0x280
[  331.780760]  irq_exit+0x17f/0x1c0
[  331.784214]  smp_apic_timer_interrupt+0x1cb/0x760
[  331.789064]  ? smp_reschedule_interrupt+0x109/0x650
[  331.794089]  ? smp_call_function_single_interrupt+0x650/0x650
[  331.799979]  ? interrupt_entry+0xb5/0xc0
[  331.804056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.809074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.814092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.818935]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.824124]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.829156]  ? task_prio+0x50/0x50
[  331.832702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.838262]  ? check_preemption_disabled+0x48/0x280
[  331.843309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.848158]  apic_timer_interrupt+0xf/0x20
[  331.852389]  </IRQ>
[  331.854631] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  331.860518] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  331.879413] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  331.887124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  331.894394] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  331.901662] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  331.908934] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  331.916208] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  331.923540]  ? save_stack+0xa9/0xd0
[  331.927186]  __kmalloc_node_track_caller+0x33/0x70
[  331.932124]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  331.936914]  pskb_expand_head+0x230/0x10f0
[  331.941163]  ? memcpy+0x45/0x50
[  331.944452]  ? __copy_skb_header+0x350/0x6b0
[  331.948881]  ? skb_release_data+0x880/0x880
[  331.953210]  ? __alloc_skb+0x770/0x770
[  331.957119]  ? __lock_is_held+0xb5/0x140
[  331.961224]  ? kasan_check_write+0x14/0x20
[  331.966138]  ? __skb_clone+0x6c7/0xa00
[  331.970043]  ? __copy_skb_header+0x6b0/0x6b0
[  331.974468]  ? kmem_cache_alloc+0x33a/0x730
[  331.978815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.984388]  skb_ensure_writable+0x3dd/0x640
[  331.988812]  ? skb_checksum_setup+0xaa0/0xaa0
[  331.994090]  ? check_preemption_disabled+0x48/0x280
[  331.999122]  ? __this_cpu_preempt_check+0x1c/0x20
[  332.003981]  ? __bpf_redirect+0x54b/0xb20
[  332.009021]  bpf_clone_redirect+0x14a/0x490
[  332.013372]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  332.018420]  ? __sched_text_start+0x8/0x8
[  332.022584]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  332.027355]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  332.031941]  ? retint_kernel+0x2d/0x2d
[  332.035833]  ? find_held_lock+0x36/0x1c0
[  332.039902]  ? lock_acquire+0x1ed/0x520
[  332.043899]  ? bpf_test_run+0x3cb/0x780
[  332.047875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.053417]  ? check_preemption_disabled+0x48/0x280
[  332.058443]  ? kasan_check_read+0x11/0x20
[  332.062595]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  332.067872]  ? rcu_softirq_qs+0x20/0x20
[  332.071847]  ? preempt_schedule+0x4d/0x60
[  332.075998]  ? ___preempt_schedule+0x16/0x18
[  332.080428]  ? bpf_test_run+0x25d/0x780
[  332.084412]  ? netlink_diag_dump+0x2a0/0x2a0
[  332.088829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.094370]  ? bpf_test_init.isra.10+0x70/0x100
[  332.099060]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  332.103831]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  332.108676]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  332.114220]  ? fput+0x130/0x1a0
[  332.117542]  ? __bpf_prog_get+0x9b/0x290
[  332.121634]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  332.126498]  ? bpf_prog_test_run+0x130/0x1a0
[  332.130902]  ? __x64_sys_bpf+0x3d8/0x520
[  332.134961]  ? bpf_prog_get+0x20/0x20
[  332.138795]  ? do_syscall_64+0x1b9/0x820
[  332.142855]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  332.148221]  ? syscall_return_slowpath+0x5e0/0x5e0
[  332.153169]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.158193]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  332.163216]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  332.169883]  ? __switch_to_asm+0x40/0x70
[  332.173947]  ? __switch_to_asm+0x34/0x70
[  332.178017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.182887]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  332.188277] CPU: 1 PID: 5481 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  332.188443] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  332.194957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  332.194967] Call Trace:
[  332.205440] syz-executor5 cpuset=
[  332.214787]  <IRQ>
[  332.217362] syz5
[  332.220821]  dump_stack+0x244/0x39d
[  332.222953]  mems_allowed=0
[  332.224925]  ? dump_stack_print_info.cold.1+0x20/0x20
[  332.236646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.242206]  warn_alloc.cold.117+0xb7/0x1bd
[  332.246528]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  332.251383]  ? lock_downgrade+0x900/0x900
[  332.255542]  ? trace_hardirqs_off+0xb8/0x310
[  332.259963]  ? trace_hardirqs_off+0xb8/0x310
[  332.264385]  __alloc_pages_slowpath+0x2660/0x2d70
[  332.269257]  ? warn_alloc+0x120/0x120
[  332.273068]  ? warn_alloc+0x120/0x120
[  332.276873]  ? print_usage_bug+0xc0/0xc0
[  332.280931]  ? warn_alloc+0x120/0x120
[  332.284728]  ? print_usage_bug+0xc0/0xc0
[  332.288788]  ? __lock_acquire+0x62f/0x4c20
[  332.293036]  ? __lock_acquire+0x62f/0x4c20
[  332.297280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.302816]  ? should_fail+0x22d/0xd01
[  332.306710]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.311814]  ? __lock_acquire+0x62f/0x4c20
[  332.316064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.321180]  ? __lock_acquire+0x62f/0x4c20
[  332.325413]  ? should_fail+0x22d/0xd01
[  332.329315]  ? find_held_lock+0x36/0x1c0
[  332.333387]  ? mark_held_locks+0x130/0x130
[  332.337624]  ? mark_held_locks+0x130/0x130
[  332.341855]  ? zap_class+0x640/0x640
[  332.345597]  ? zap_class+0x640/0x640
[  332.349316]  ? print_usage_bug+0xc0/0xc0
[  332.353374]  ? do_raw_spin_unlock+0xa7/0x330
[  332.357793]  ? zap_class+0x640/0x640
[  332.361507]  ? print_usage_bug+0xc0/0xc0
[  332.365576]  ? wq_watchdog_touch+0x9c/0xfe
[  332.369821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.375364]  ? check_preemption_disabled+0x48/0x280
[  332.380392]  ? __lock_is_held+0xb5/0x140
[  332.384466]  __alloc_pages_nodemask+0xa80/0xde0
[  332.389138]  ? zap_class+0x640/0x640
[  332.392860]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  332.397894]  ? find_held_lock+0x36/0x1c0
[  332.401974]  ? ____cache_alloc_node+0x1c7/0x1e0
[  332.406645]  ? lock_downgrade+0x900/0x900
[  332.410804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.416353]  cache_grow_begin+0xa5/0x8c0
[  332.420416]  ? do_raw_spin_unlock+0xa7/0x330
[  332.424837]  fallback_alloc+0x204/0x2e0
[  332.428826]  ____cache_alloc_node+0x1c7/0x1e0
[  332.433334]  kmem_cache_alloc_node+0xe3/0x730
[  332.437836]  ? ipv6_get_ifaddr+0x42e/0x620
[  332.442084]  __alloc_skb+0x119/0x770
[  332.445808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  332.451094]  ? netdev_alloc_frag+0x1f0/0x1f0
[  332.455507]  ? lock_downgrade+0x900/0x900
[  332.459665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.465208]  ? refcount_sub_and_test_checked+0x203/0x310
[  332.470673]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  332.476125]  ? addrconf_rs_timer+0x690/0x690
[  332.480548]  ndisc_alloc_skb+0x144/0x340
[  332.484624]  ndisc_send_rs+0x331/0x6e0
[  332.488523]  addrconf_rs_timer+0x314/0x690
[  332.492772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.497040]  call_timer_fn+0x272/0x920
[  332.500935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.505177]  ? process_timeout+0x40/0x40
[  332.509269]  ? mark_held_locks+0xc7/0x130
[  332.513430]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.517929]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.522616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.526858]  ? lockdep_hardirqs_on+0x296/0x5b0
[  332.531450]  ? trace_hardirqs_on+0xbd/0x310
[  332.535780]  ? kasan_check_read+0x11/0x20
[  332.539933]  ? __run_timers+0x7da/0xc70
[  332.543914]  ? trace_hardirqs_off_caller+0x310/0x310
[  332.549032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.553276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.557530]  __run_timers+0x7e5/0xc70
[  332.561351]  ? timer_fixup_init+0x70/0x70
[  332.565509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  332.570527]  ? zap_class+0x640/0x640
[  332.574257]  ? print_usage_bug+0xc0/0xc0
[  332.578328]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  332.583531]  ? find_held_lock+0x36/0x1c0
[  332.587604]  ? zap_class+0x640/0x640
[  332.591327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.596867]  ? check_preemption_disabled+0x48/0x280
[  332.601894]  ? __lock_is_held+0xb5/0x140
[  332.605961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.611503]  ? check_preemption_disabled+0x48/0x280
[  332.616527]  run_timer_softirq+0x52/0xb0
[  332.620601]  ? rcu_read_lock_sched_held+0x14f/0x180
[  332.625625]  __do_softirq+0x308/0xb7e
[  332.629433]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  332.633928]  ? lock_downgrade+0x900/0x900
[  332.638082]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  332.643203]  ? pvclock_read_flags+0x160/0x160
[  332.647703]  ? lapic_next_event+0x5a/0x90
[  332.651858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.657402]  ? kvm_clock_read+0x18/0x30
[  332.661379]  ? kvm_sched_clock_read+0x9/0x20
[  332.665791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.671334]  ? check_preemption_disabled+0x48/0x280
[  332.676366]  irq_exit+0x17f/0x1c0
[  332.679822]  smp_apic_timer_interrupt+0x1cb/0x760
[  332.684675]  ? smp_reschedule_interrupt+0x109/0x650
[  332.689702]  ? smp_call_function_single_interrupt+0x650/0x650
[  332.695591]  ? interrupt_entry+0xb5/0xc0
[  332.699661]  ? trace_hardirqs_off_caller+0xbb/0x310
[  332.704682]  ? trace_hardirqs_off_caller+0xbb/0x310
[  332.709708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.714559]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.719588]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.724608]  ? task_prio+0x50/0x50
[  332.728154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.733697]  ? check_preemption_disabled+0x48/0x280
[  332.738728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.743589]  apic_timer_interrupt+0xf/0x20
[  332.747821]  </IRQ>
[  332.750069] RIP: 0010:console_unlock+0xffa/0x1160
[  332.754919] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  332.773821] RSP: 0018:ffff8801d7f55498 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  332.781534] RAX: ffff8801d7950180 RBX: 0000000000000200 RCX: 1ffff1003af2a14e
[  332.788809] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  332.796081] RBP: ffff8801d7f55608 R08: ffff8801d7950a70 R09: 0000000000000006
[  332.803354] R10: 0000000000000000 R11: ffff8801d7950180 R12: dffffc0000000000
[  332.810624] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  332.817912]  ? netconsole_netdev_event+0x280/0x280
[  332.822857]  ? console_unlock+0xff1/0x1160
[  332.827128]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  332.831811]  ? lock_release+0xa00/0xa00
[  332.835795]  ? interrupt_entry+0xc0/0xc0
[  332.839881]  vprintk_emit+0x33d/0x930
[  332.843694]  ? wake_up_klogd+0x180/0x180
[  332.847759]  ? attach_entity_load_avg+0x810/0x860
[  332.852604]  ? __lock_acquire+0x600/0x4c20
[  332.856843]  ? mark_held_locks+0x130/0x130
[  332.861080]  ? print_usage_bug+0xc0/0xc0
[  332.865154]  ? find_held_lock+0x36/0x1c0
[  332.869231]  ? mark_held_locks+0xc7/0x130
[  332.873385]  vprintk_default+0x28/0x30
[  332.877281]  vprintk_func+0x7e/0x181
[  332.881000]  printk+0xa7/0xcf
[  332.884125]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  332.888904]  show_free_areas.cold.118+0x1f34/0x215d
[  332.893943]  ? si_meminfo_node+0x260/0x260
[  332.898196]  ? __lock_acquire+0x62f/0x4c20
[  332.902436]  ? __lock_acquire+0x62f/0x4c20
[  332.906672]  ? __lock_is_held+0xb5/0x140
[  332.910755]  ? mark_held_locks+0x130/0x130
[  332.915001]  ? zap_class+0x640/0x640
[  332.918733]  ? put_dec+0x3b/0xf0
[  332.922112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.927661]  ? find_held_lock+0x36/0x1c0
[  332.931739]  ? serial8250_console_write+0x8b3/0xb10
[  332.936759]  ? lock_downgrade+0x900/0x900
[  332.940918]  ? zap_class+0x640/0x640
[  332.944632]  ? zap_class+0x640/0x640
[  332.948350]  ? print_usage_bug+0xc0/0xc0
[  332.952422]  ? do_raw_spin_unlock+0xa7/0x330
[  332.956833]  ? trace_hardirqs_on+0x310/0x310
[  332.961248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.966799]  ? find_held_lock+0x36/0x1c0
[  332.970877]  ? mark_held_locks+0xc7/0x130
[  332.975042]  ? console_unlock+0xfcd/0x1160
[  332.979287]  ? netconsole_netdev_event+0x280/0x280
[  332.984221]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  332.988817]  ? trace_hardirqs_on+0xbd/0x310
[  332.993148]  ? vprintk_emit+0x33d/0x930
[  332.997132]  ? trace_hardirqs_off_caller+0x310/0x310
[  333.002244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.007799]  ? netconsole_netdev_event+0x280/0x280
[  333.012738]  ? console_unlock+0x8d8/0x1160
[  333.016996]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  333.021677]  ? vprintk_emit+0x7f7/0x930
[  333.025658]  ? lock_release+0xa00/0xa00
[  333.029642]  ? preempt_count_add+0xbc/0x1b0
[  333.033966]  ? wake_up_klogd+0x11a/0x180
[  333.038040]  ? console_device+0xc0/0xc0
[  333.042039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.047596]  ? vprintk_emit+0x268/0x930
[  333.051587]  ? wake_up_klogd+0x180/0x180
[  333.055656]  ? trace_hardirqs_on_caller+0xc0/0x310
[  333.060595]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  333.065357]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.070811]  ? retint_kernel+0x1b/0x2d
[  333.074722]  ? trace_hardirqs_on+0x310/0x310
[  333.079151]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  333.083937]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  333.088706]  ? show_mem+0x1e/0x17b
[  333.092253]  show_mem+0x34/0x17b
[  333.095632]  dump_header+0x2f1/0xf72
[  333.099360]  ? mark_held_locks+0x130/0x130
[  333.103600]  ? pagefault_out_of_memory+0x197/0x197
[  333.108541]  ? __lock_acquire+0x62f/0x4c20
[  333.112788]  ? zap_class+0x640/0x640
[  333.116513]  ? percpu_ref_get_many+0x240/0x240
[  333.121107]  ? print_usage_bug+0xc0/0xc0
[  333.125177]  ? print_usage_bug+0xc0/0xc0
[  333.129249]  ? zap_class+0x640/0x640
[  333.132966]  ? print_usage_bug+0xc0/0xc0
[  333.137040]  ? print_usage_bug+0xc0/0xc0
[  333.141118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.146665]  ? find_held_lock+0x36/0x1c0
[  333.150738]  ? mark_held_locks+0xc7/0x130
[  333.154897]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.160006]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.165123]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  333.169710]  ? trace_hardirqs_on+0xbd/0x310
[  333.174045]  ? kasan_check_read+0x11/0x20
[  333.178202]  ? ___ratelimit+0x3b4/0x672
[  333.182183]  ? trace_hardirqs_off_caller+0x310/0x310
[  333.187292]  ? trace_hardirqs_on+0x310/0x310
[  333.191706]  ? lock_downgrade+0x900/0x900
[  333.195953]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  333.201065]  ? ___ratelimit+0x3b9/0x672
[  333.205053]  ? idr_get_free+0xec0/0xec0
[  333.209042]  ? kasan_check_read+0x11/0x20
[  333.213203]  ? do_raw_spin_unlock+0xa7/0x330
[  333.217624]  oom_kill_process.cold.27+0x10/0x903
[  333.222391]  ? zap_class+0x640/0x640
[  333.226110]  ? _raw_spin_unlock+0x2c/0x50
[  333.230260]  ? oom_badness+0xe6/0xaa0
[  333.234068]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  333.239000]  ? kasan_check_read+0x11/0x20
[  333.243166]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.248449]  ? oom_evaluate_task+0x540/0x540
[  333.252869]  ? find_held_lock+0x36/0x1c0
[  333.256942]  ? out_of_memory+0x974/0x1430
[  333.261094]  ? lock_downgrade+0x900/0x900
[  333.265249]  ? check_preemption_disabled+0x48/0x280
[  333.270278]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  333.275217]  ? kasan_check_read+0x11/0x20
[  333.279370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.284650]  ? rcu_softirq_qs+0x20/0x20
[  333.288637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.294178]  ? oom_evaluate_task+0x302/0x540
[  333.298598]  out_of_memory+0xa84/0x1430
[  333.302593]  ? oom_killer_disable+0x3a0/0x3a0
[  333.307095]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  333.312054]  ? __mutex_add_waiter+0x2a0/0x2a0
[  333.316573]  __alloc_pages_slowpath+0x22d4/0x2d70
[  333.321451]  ? warn_alloc+0x120/0x120
[  333.325258]  ? rcu_softirq_qs+0x20/0x20
[  333.329279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.334821]  ? should_fail+0x22d/0xd01
[  333.338721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.343832]  ? zap_class+0x640/0x640
[  333.347580]  ? __lock_is_held+0xb5/0x140
[  333.351654]  ? mark_held_locks+0x130/0x130
[  333.355894]  ? lock_release+0xa00/0xa00
[  333.359876]  ? perf_trace_sched_process_exec+0x860/0x860
[  333.365342]  ? __might_sleep+0x95/0x190
[  333.369323]  __alloc_pages_nodemask+0xa80/0xde0
[  333.374004]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  333.379044]  ? __page_cache_alloc+0x191/0x5c0
[  333.383544]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  333.388485]  ? kasan_check_read+0x11/0x20
[  333.392639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.397921]  ? zap_class+0x640/0x640
[  333.401650]  ? zap_class+0x640/0x640
[  333.405366]  ? zap_class+0x640/0x640
[  333.409132]  ? __do_page_cache_readahead+0x7ce/0x980
[  333.414246]  ? find_held_lock+0x36/0x1c0
[  333.418322]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  333.423889]  alloc_pages_current+0x173/0x350
[  333.428344]  __page_cache_alloc+0x38c/0x5c0
[  333.432668]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  333.437599]  ? kasan_check_read+0x11/0x20
[  333.441852]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.447139]  ? generic_perform_write+0x6a0/0x6a0
[  333.451902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.457613]  ? check_preemption_disabled+0x48/0x280
[  333.462642]  filemap_fault+0x1594/0x25f0
[  333.466723]  ? __lock_page_or_retry+0xa00/0xa00
[  333.471398]  ? mark_held_locks+0x130/0x130
[  333.475637]  ? rcu_softirq_qs+0x20/0x20
[  333.479633]  ? filemap_map_pages+0xe04/0x1990
[  333.484158]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  333.489097]  ? futex_wait_setup+0x15c/0x3e0
[  333.493425]  ? zap_class+0x640/0x640
[  333.497155]  ? lock_acquire+0x1ed/0x520
[  333.501139]  ? alloc_set_pte+0x1447/0x1f40
[  333.505395]  ? lock_acquire+0x1ed/0x520
[  333.509373]  ? ext4_filemap_fault+0x7a/0xad
[  333.513705]  ? lock_release+0xa00/0xa00
[  333.517686]  ? perf_trace_sched_process_exec+0x860/0x860
[  333.523140]  ? print_usage_bug+0xc0/0xc0
[  333.527209]  ? print_usage_bug+0xc0/0xc0
[  333.531287]  ? down_read+0x8d/0x120
[  333.534916]  ? ext4_filemap_fault+0x7a/0xad
[  333.539243]  ? __down_interruptible+0x700/0x700
[  333.543927]  ext4_filemap_fault+0x82/0xad
[  333.548084]  __do_fault+0x100/0x6b0
[  333.551718]  ? unlock_page+0x2c2/0x4c0
[  333.555611]  ? pmd_devmap_trans_unstable+0x220/0x220
[  333.560727]  ? mark_held_locks+0x130/0x130
[  333.565408]  ? mark_held_locks+0x130/0x130
[  333.569647]  ? do_raw_spin_trylock+0x270/0x270
[  333.574249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.579796]  __handle_mm_fault+0x307c/0x5920
[  333.584221]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  333.589080]  ? kasan_check_read+0x11/0x20
[  333.593240]  ? _copy_to_user+0xc8/0x110
[  333.597225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.602775]  ? zap_class+0x640/0x640
[  333.606492]  ? zap_class+0x640/0x640
[  333.610218]  ? find_held_lock+0x36/0x1c0
[  333.614299]  ? handle_mm_fault+0x42a/0xc70
[  333.618544]  ? lock_downgrade+0x900/0x900
[  333.622703]  ? check_preemption_disabled+0x48/0x280
[  333.627731]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  333.632666]  ? kasan_check_read+0x11/0x20
[  333.636819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.642105]  ? rcu_softirq_qs+0x20/0x20
[  333.646087]  ? trace_hardirqs_off_caller+0x310/0x310
[  333.651197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.656738]  ? check_preemption_disabled+0x48/0x280
[  333.661767]  handle_mm_fault+0x54f/0xc70
[  333.665859]  ? __handle_mm_fault+0x5920/0x5920
[  333.670449]  ? find_vma+0x34/0x190
[  333.674000]  __do_page_fault+0x5e8/0xe60
[  333.678075]  ? trace_hardirqs_off+0xb8/0x310
[  333.682490]  ? __ia32_sys_read+0xb0/0xb0
[  333.686570]  do_page_fault+0xf2/0x7e0
[  333.690375]  ? vmalloc_sync_all+0x30/0x30
[  333.694533]  ? error_entry+0x70/0xd0
[  333.698262]  ? trace_hardirqs_off_caller+0xbb/0x310
[  333.703279]  ? trace_hardirqs_on_caller+0xc0/0x310
[  333.708214]  ? syscall_return_slowpath+0x5e0/0x5e0
[  333.713146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.717994]  ? trace_hardirqs_on_caller+0x310/0x310
[  333.723042]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.728502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.734053]  ? prepare_exit_to_usermode+0x291/0x3b0
[  333.739083]  ? page_fault+0x8/0x30
[  333.742630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.747478]  ? page_fault+0x8/0x30
[  333.751022]  page_fault+0x1e/0x30
[  333.754494] RIP: 0033:0x4727a0
[  333.757704] Code: Bad RIP value.
[  333.761100] RSP: 002b:000000c420022740 EFLAGS: 00010202
[  333.766468] RAX: 00000000004727a0 RBX: 000000c420089500 RCX: 000000c420000900
[  333.773733] RDX: 000000000091d810 RSI: 0000000000459df0 RDI: 00000000004573a0
[  333.780993] RBP: 000000c420022778 R08: 000000c420000900 R09: 00007fff9f35e080
[  333.788281] R10: 000000000000a1c0 R11: 00000000000000d7 R12: 0000000000000001
[  333.795556] R13: 000000c425e268a0 R14: 0000000000000001 R15: 0000000000000000
[  333.802858] CPU: 0 PID: 7182 Comm: syz-executor5 Not tainted 4.19.0+ #135
[  333.802865] warn_alloc_show_mem: 1 callbacks suppressed
[  333.802873] Mem-Info:
[  333.809804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  333.815181] active_anon:48509 inactive_anon:132 isolated_anon:0
[  333.815181]  active_file:12 inactive_file:13 isolated_file:0
[  333.815181]  unevictable:0 dirty:0 writeback:0 unstable:0
[  333.815181]  slab_reclaimable:8694 slab_unreclaimable:1474203
[  333.815181]  mapped:49154 shmem:138 pagetables:628 bounce:0
[  333.815181]  free:13771 free_pcp:124 free_cma:0
[  333.817560] Call Trace:
[  333.826953] Node 0 active_anon:194036kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[  333.859803]  <IRQ>
[  333.862380] Node 0 
[  333.889801]  dump_stack+0x244/0x39d
[  333.891957] 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
[  333.894172]  ? dump_stack_print_info.cold.1+0x20/0x20
[  333.897769] lowmem_reserve[]: 0
[  333.923288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.928461]  2818 6321
[  333.931760]  warn_alloc.cold.117+0xb7/0x1bd
[  333.937263]  6321
[  333.939769]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  333.944067] Node 0 
[  333.946131]  ? lock_downgrade+0x900/0x900
[  333.950976] DMA32 free:25200kB min:30052kB low:37564kB high:45076kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  333.953193]  ? trace_hardirqs_off+0xb8/0x310
[  333.957318] lowmem_reserve[]:
[  333.984326]  ? trace_hardirqs_off+0xb8/0x310
[  333.988699]  0
[  333.991812]  __alloc_pages_slowpath+0x2660/0x2d70
[  333.996188]  0 3503
[  333.998016]  ? noop_count+0x40/0x40
[  334.002825]  3503
[  334.005077]  ? warn_alloc+0x120/0x120
[  334.010742]  ? warn_alloc+0x120/0x120
[  334.014520] Node 0 
[  334.018321]  ? print_usage_bug+0xc0/0xc0
[  334.018353] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:189940kB inactive_anon:528kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5152kB pagetables:2512kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  334.018361] lowmem_reserve[]:
[  334.020596]  ? warn_alloc+0x120/0x120
[  334.024633]  0 0
[  334.052755]  ? print_usage_bug+0xc0/0xc0
[  334.055849]  0
[  334.059651]  ? check_usage+0x1aa/0x790
[  334.061612]  0
[  334.065679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.071346]  ? should_fail+0x22d/0xd01
[  334.073130] Node 0 
[  334.078663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.082524] DMA: 1*4kB 
[  334.084777]  ? __lock_acquire+0x62f/0x4c20
[  334.089859] (U) 
[  334.092443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.096663] 0*8kB 0*16kB 
[  334.098653]  ? __lock_acquire+0x62f/0x4c20
[  334.103736] 1*32kB 
[  334.106489]  ? should_fail+0x22d/0xd01
[  334.110697] (U) 2*64kB 
[  334.112953]  ? mark_held_locks+0x130/0x130
[  334.116813] (U) 
[  334.119395]  ? mark_held_locks+0x130/0x130
[  334.123605] 1*128kB (U) 
[  334.125599]  ? kasan_check_read+0x11/0x20
[  334.129811] 1*256kB 
[  334.132482]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  334.136605] (U) 
[  334.138930]  ? zap_class+0x640/0x640
[  334.144791] 0*512kB 1*1024kB 
[  334.146778]  ? print_usage_bug+0xc0/0xc0
[  334.150469] (U) 
[  334.153579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.157618] 1*2048kB 
[  334.159596]  ? check_preemption_disabled+0x48/0x280
[  334.165114] (M) 
[  334.167530]  ? __lock_is_held+0xb5/0x140
[  334.172522] 3*4096kB 
[  334.174498]  __alloc_pages_nodemask+0xa80/0xde0
[  334.178535] (M) 
[  334.180947]  ? zap_class+0x640/0x640
[  334.185616] = 15908kB
[  334.185626] Node 0 
[  334.187603]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  334.191293] DMA32: 
[  334.193711]  ? find_held_lock+0x36/0x1c0
[  334.195950] 4*4kB 
[  334.200968]  ? ____cache_alloc_node+0x1c7/0x1e0
[  334.203180] (M) 
[  334.207242]  ? lock_downgrade+0x900/0x900
[  334.209376] 0*8kB 
[  334.214062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.216015] 2*16kB 
[  334.220203]  cache_grow_begin+0xa5/0x8c0
[  334.222334] (M) 
[  334.227877]  ? do_raw_spin_unlock+0xa7/0x330
[  334.230093] 2*32kB (UM) 
[  334.234167]  fallback_alloc+0x204/0x2e0
[  334.236124] 4*64kB 
[  334.240534]  ____cache_alloc_node+0x1c7/0x1e0
[  334.243186] (UM) 
[  334.247164]  kmem_cache_alloc_node+0xe3/0x730
[  334.249379] 4*128kB 
[  334.253875]  ? ipv6_get_ifaddr+0x42e/0x620
[  334.255916] (M) 
[  334.260414]  __alloc_skb+0x119/0x770
[  334.262713] 3*256kB 
[  334.266948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  334.268903] (M) 
[  334.272617]  ? netdev_alloc_frag+0x1f0/0x1f0
[  334.274924] 4*512kB 
[  334.280198]  ? lock_downgrade+0x900/0x900
[  334.282158] (UM) 
[  334.286567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.288872] 3*1024kB (UM) 
[  334.293043]  ? refcount_sub_and_test_checked+0x203/0x310
[  334.295084] 3*2048kB 
[  334.300618]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  334.303439] (UM) 
[  334.308888]  ? addrconf_rs_timer+0x690/0x690
[  334.311301] 3*4096kB 
[  334.316758]  ndisc_alloc_skb+0x144/0x340
[  334.318796] (M) 
[  334.323203]  ndisc_send_rs+0x331/0x6e0
[  334.325597] = 25200kB
[  334.329652]  addrconf_rs_timer+0x314/0x690
[  334.331614] Node 0 
[  334.335499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.337892] Normal: 
[  334.342134]  call_timer_fn+0x272/0x920
[  334.344346] 786*4kB 
[  334.348576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.350884] (MEH) 
[  334.354775]  ? process_timeout+0x40/0x40
[  334.357078] 440*8kB 
[  334.361314]  ? __run_timers+0x7da/0xc70
[  334.363443] (UMEH) 
[  334.367506]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.369811] 141*16kB 
[  334.373782]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.375999] (MEH) 54*32kB 
[  334.380517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.382906] (MEH) 
[  334.387401]  ? lockdep_hardirqs_on+0x296/0x5b0
[  334.390224] 14*64kB 
[  334.394463]  ? trace_hardirqs_on+0xbd/0x310
[  334.396587] (UME) 1*128kB 
[  334.401184]  ? kasan_check_read+0x11/0x20
[  334.403483] (H) 
[  334.407806]  ? __run_timers+0x7da/0xc70
[  334.410631] 1*256kB 
[  334.414789]  ? trace_hardirqs_off_caller+0x310/0x310
[  334.416745] (H) 
[  334.420725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.423022] 2*512kB 
[  334.428141]  __run_timers+0x7e5/0xc70
[  334.430095] (H) 
[  334.434334]  ? timer_fixup_init+0x70/0x70
[  334.436638] 1*1024kB 
[  334.440439]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  334.442392] (U) 
[  334.446563]  ? zap_class+0x640/0x640
[  334.448957] 0*2048kB 
[  334.453972]  ? enqueue_hrtimer+0x1a5/0x560
[  334.455929] 0*4096kB 
[  334.459638]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  334.462063] = 13976kB
[  334.466299]  ? find_held_lock+0x36/0x1c0
[  334.468697] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  334.473886]  ? zap_class+0x640/0x640
[  334.476285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  334.480341]  ? pvclock_read_flags+0x160/0x160
[  334.489155] 163 total pagecache pages
[  334.492870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.501432] 0 pages in swap cache
[  334.505921]  ? check_preemption_disabled+0x48/0x280
[  334.509701] Swap cache stats: add 0, delete 0, find 0/0
[  334.515242]  ? __lock_is_held+0xb5/0x140
[  334.518676] Free swap  = 0kB
[  334.524383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.529737] Total swap = 0kB
[  334.533795]  ? check_preemption_disabled+0x48/0x280
[  334.536799] 1965979 pages RAM
[  334.542343]  run_timer_softirq+0x52/0xb0
[  334.545344] 0 pages HighMem/MovableOnly
[  334.550534]  ? rcu_read_lock_sched_held+0x14f/0x180
[  334.553619] 342867 pages reserved
[  334.557679]  __do_softirq+0x308/0xb7e
[  334.561629] 0 pages cma reserved
[  334.561714] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  334.566658]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  334.566673]  ? lock_downgrade+0x900/0x900
[  334.566691]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  334.570201] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  334.573943]  ? pvclock_read_flags+0x160/0x160
[  334.577283] syz-fuzzer cpuset=
[  334.583778]  ? lapic_next_event+0x5a/0x90
[  334.588250] /
[  334.592399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.597488]  mems_allowed=0
[  334.607712]  ? kvm_clock_read+0x18/0x30
[  334.633605]  ? kvm_sched_clock_read+0x9/0x20
[  334.638021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.643592]  ? check_preemption_disabled+0x48/0x280
[  334.648623]  irq_exit+0x17f/0x1c0
[  334.652091]  smp_apic_timer_interrupt+0x1cb/0x760
[  334.656939]  ? smp_reschedule_interrupt+0x109/0x650
[  334.661962]  ? smp_call_function_single_interrupt+0x650/0x650
[  334.667851]  ? interrupt_entry+0xb5/0xc0
[  334.671920]  ? trace_hardirqs_off_caller+0xbb/0x310
[  334.676954]  ? trace_hardirqs_off_caller+0xbb/0x310
[  334.681990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.686842]  ? trace_hardirqs_on_caller+0x310/0x310
[  334.691862]  ? trace_hardirqs_on_caller+0x310/0x310
[  334.696880]  ? task_prio+0x50/0x50
[  334.700431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.705974]  ? check_preemption_disabled+0x48/0x280
[  334.711007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.715876]  apic_timer_interrupt+0xf/0x20
[  334.720106]  </IRQ>
[  334.722355] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  334.728247] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  334.747152] RSP: 0000:ffff8801be8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  334.754867] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  334.762428] RDX: 0000000000000000 RSI: ffff880197c14b80 RDI: 0000000000000286
[  334.769696] RBP: ffff8801be817518 R08: ffff880197c14300 R09: 0000000000000000
[  334.776964] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
[  334.784238] R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
[  334.791553]  ? save_stack+0xa9/0xd0
[  334.795200]  __kmalloc_node_track_caller+0x33/0x70
[  334.800139]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  334.804906]  pskb_expand_head+0x230/0x10f0
[  334.809154]  ? memcpy+0x45/0x50
[  334.812442]  ? __copy_skb_header+0x350/0x6b0
[  334.816858]  ? skb_release_data+0x880/0x880
[  334.821189]  ? __alloc_skb+0x770/0x770
[  334.825099]  ? __lock_is_held+0xb5/0x140
[  334.829175]  ? kasan_check_write+0x14/0x20
[  334.833410]  ? __skb_clone+0x6c7/0xa00
[  334.837302]  ? __copy_skb_header+0x6b0/0x6b0
[  334.841711]  ? kmem_cache_alloc+0x33a/0x730
[  334.846060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.851612]  skb_ensure_writable+0x3dd/0x640
[  334.856037]  ? skb_checksum_setup+0xaa0/0xaa0
[  334.860546]  ? check_preemption_disabled+0x48/0x280
[  334.865571]  ? __this_cpu_preempt_check+0x1c/0x20
[  334.870425]  ? __bpf_redirect+0x54b/0xb20
[  334.874586]  bpf_clone_redirect+0x14a/0x490
[  334.878928]  bpf_prog_bebbfe2050753572+0xe21/0x1000
[  334.883952]  ? __sched_text_start+0x8/0x8
[  334.888105]  ? trace_hardirqs_on_thunk+0x1a/0x1c